1 2009-11-02 Jakub Jelinek <jakub@redhat.com>
4 * c-pragma.c (visstack): Change into vector of ints rather than
5 enum symbol_visibility.
6 (push_visibility): Add kind argument, push default_visibility together
8 (pop_visibility): Add kind argument, return true if successful, fail
9 if visibility stack is empty or if stack top is of different kind.
10 (handle_pragma_visibility): Don't check length of visstack, instead
11 call pop_visibility and issue diagnostics if it failed. Pass 0
12 as last argument to push_visibility and pop_visibility.
13 * c-pragma.h (push_visibility): Add kind argument.
14 (pop_visibility): Likewise. Return bool instead of void.
16 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
18 * tree.def (TARGET_MEM_REF): Update comment.
19 * alias.c (get_alias_set): Retrieve the original memory reference for
20 a TARGET_MEM_REF before proceeding.
22 2009-10-31 Anatoly Sokolov <aesok@post.ru>
24 * config/frv/frv.c (frv_function_value, frv_libcall_value,
25 frv_function_value_regno_p): New functions.
26 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
27 * config/frv/frv.h: (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
28 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
29 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
31 2009-10-31 Anatoly Sokolov <aesok@post.ru>
33 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
34 new 'outgoing' argument.
35 (mn10300_libcall_value, mn10300_function_value_regno_p): New
37 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
38 * config/mn10300/mn10300.h: (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
39 LIBCALL_VALUE): Remove.
40 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
41 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
42 (mh10300_function_value_regno_p): Declare.
44 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
46 * config/arm/cortex-a9.md: New - integer pipeline description.
48 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
50 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
51 aborting if the sizes of the two references don't match.
53 2009-10-31 Toon Moene <toon@moene.org>
55 * ipa-inline.c (cgraph_decide_inlining):
56 Include reason for not inlining called-once functions in dump file.
58 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
60 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
61 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
62 (LINK_SPEC): BE_LINK_SPEC added.
64 2009-10-30 Richard Guenther <rguenther@suse.de>
67 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
69 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
71 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
72 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
75 2009-10-30 Martin Jambor <mjambor@suse.cz>
77 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
79 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
82 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
83 first. Move assert on stack_alignment_estimated just before
84 setting stack_realign_needed.
85 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
86 Don't call update_stack_boundary.
88 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
89 (verride_options): Don't check ix86_force_align_arg_pointer here.
90 (ix86_function_ok_for_sibcall): Use it.
91 (ix86_update_stack_boundary): Likewise.
93 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
95 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
97 * arm.md (QHSI): New mode iterator.
98 (movqi): If generating for thumb, then truncate any immediate to
100 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
102 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
105 2009-10-29 Cary Coutant <ccoutant@google.com>
108 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
109 locations in the source).
110 (store_vcall_insn): New function.
111 (lookup_vcall_insn): New function.
112 (dwarf2out_virtual_call_token): Use store_vcall_insn.
113 (dwarf2out_copy_call_info): New function.
114 (dwarf2out_virtual_call): Use lookup_vcall_insn.
115 * emit-rtl.c (try_split): Call copy_call_info debug hook.
116 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
117 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
118 (debug_nothing_rtx_rtx): New dummy hook.
119 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
120 (xcoff_debug_hooks): Likewise.
121 * sdbout.c (sdb_debug_hooks): Likewise.
122 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
124 2009-10-29 David Daney <ddaney@caviumnetworks.com>
126 * doc/invoke.texi (mmcount-ra-address): Document new command line
128 * config/mips/mips.opt (mmcount-ra-address): New option.
129 * config/mips/mips-protos.h (mips_function_profiler): Declare new
131 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
133 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
134 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
136 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
137 mips_function_profiler.
139 2009-10-29 Steve Ellcey <sje@cup.hp.com>
143 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
144 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
145 * optc-gen.awk (cl_target_option_restore): Include call to
146 targetm.override_options_after_change.
147 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
148 * target.h (override_options_after_change): New.
149 * c-common.c (parse_optimize_options): Call
150 targetm.override_options_after_change.
151 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
152 (ia64_override_options_after_change): New.
153 (ia64_override_options) Add call to above.
155 2009-10-29 Michael Matz <matz@suse.de>
157 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
158 (gate_convert_to_rsqrt): Ditto.
159 (pass_convert_to_rsqrt): Ditto.
160 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
161 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
164 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
166 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
168 * config/arm/arm.c (find_best_start): Fix type of remainder to be
171 2009-10-29 Martin Jambor <mjambor@suse.cz>
173 PR tree-optimization/41775
174 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
175 (generate_subtree_copies): Do not unshare agg.
176 (load_assign_lhs_subreplacements): Do not unshare rhs.
177 (sra_modify_assign): Do not unshare exprs.
178 (propagate_subacesses_accross_link): Renamed to
179 propagate_subaccesses_across_link.
181 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
183 * arm.c (count_insns_for_constant): Rework to support counting for
184 thumb2 immediates as well.
185 (find_best_start): Split out from arm_gen_constant.
186 (arm_gen_constant): Rework to support XOR with immediate.
188 2009-10-29 Chao-ying Fu <fu@mips.com>
190 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
192 (mips_expand_synci_loop): Use the length rtx to control the
193 synci loop from the begin rtx that points to the first byte of
196 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
198 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
200 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
202 * dbxout.c (dbxout_common_check): Accept non public trees.
203 * dwarf2out.c (fortran_common): Accept non public trees.
205 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
207 * common.opt (fuse-linker-plugin): New option.
208 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
210 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
212 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
214 PR rtl-optimization/39715
215 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
216 (gen_cstoresi_ltu_thumb1): New splitter.
218 2009-10-28 Richard Guenther <rguenther@suse.de>
222 * tree-ssa.c (useless_type_conversion_p): Do not treat
223 conversions to pointers to incomplete types as useless.
224 * gimple.c (gimple_types_compatible_p): Compare struct tags,
227 2009-10-28 Jakub Jelinek <jakub@redhat.com>
229 * var-tracking.c (emit_note_insn_var_location): Don't call the second
230 vt_expand_loc unnecessarily when location is not a register nor
234 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
235 fields don't have DECL_NAME.
238 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
239 call convert_memory_address on addr.
242 * config/i386/i386.c (ix86_pic_register_p): Don't call
243 rtx_equal_for_cselib_p for VALUEs discarded as useless.
245 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
247 * var-tracking.c (emit_note_insn_var_location): Get the mode of
248 a variable part from its REG, MEM or VALUE.
250 2009-10-28 Richard Guenther <rguenther@suse.de>
252 * gimple.c (gimple_get_alias_set): Fix comment typo.
254 2009-10-28 Richard Guenther <rguenther@suse.de>
256 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
257 (free_lang_data): Unconditionally compute alias sets for all
258 standard integer types. Bail out if gate bailed out previously.
259 Do not reset the types_compatible_p langhook.
260 (gate_free_lang_data): Remove.
261 (struct pass_ipa_free_lang_data): Enable unconditionally.
262 * gimple.c (gimple_get_alias_set): Use the same alias-set for
265 2009-10-28 Richard Guenther <rguenther@suse.de>
268 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
269 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
270 (call_may_clobber_ref_p_1): Likewise.
271 * tree-ssa-structalias.c (find_func_aliases): Likewise.
272 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
274 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
276 PR rtl-optimization/41812
279 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
281 * df-problems.c (df_md_scratch): New.
282 (df_md_alloc, df_md_free): Allocate/free it.
283 (df_md_local_compute): Only include live registers in init.
284 (df_md_transfer_function): Prune the in-set computed by
285 the confluence function, and the gen-set too.
287 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
289 PR rtl-optimization/39715
290 * combine.c (simplify_comparison): Use extensions to
291 widen comparisons. Try an ANDing first.
293 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
295 PR rtl-optimization/40741
296 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
297 a small constant is cheap.
298 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
299 force_reg on the LHS.
300 (xorsi3): Likewise, and split the XOR if the constant is complex
301 and not in Thumb mode.
303 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
305 * expmed.c (emit_store_flag): Check costs before
306 transforming to the opposite representation.
308 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
310 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
311 cstore result to DImode.
313 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
315 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
316 inside the unspec vector.
318 2009-10-27 Richard Henderson <rth@redhat.com>
320 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
322 2009-10-27 Richard Henderson <rth@redhat.com>
325 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
326 eh_region_may_contain_throw; update users.
327 (eh_region_may_contain_throw): New function.
328 (lower_catch): Check flag_exceptions before creating exception region.
329 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
330 (lower_cleanup): Tidy existing flag_exceptions check to match.
332 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
335 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
336 * config/i386/mingw.opt: Add fset-stack-executable.
337 * config/i386/i386.c (ix86_trampoline_init): Make call to
338 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
339 defined and its value is not zero.
342 2009-10-27 Richard Guenther <rguenther@suse.de>
344 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
345 handle calls to externally visible functions like in regular mode.
346 (create_variable_info_for): Do not create function infos here.
347 (have_alias_info): Remove write-only variable.
348 (solve_constraints): New function split out from common code
349 in compute_points_to_sets and ipa_pta_execute.
350 (compute_points_to_sets): Adjust.
351 (ipa_pta_execute): Likewise. Handle clones and externally visible
352 functions like in non-IPA mode.
354 2009-10-27 Jakub Jelinek <jakub@redhat.com>
357 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
360 2009-10-27 Richard Guenther <rguenther@suse.de>
362 * tree-complex.c (expand_complex_div_wide): Check for
363 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
365 2009-10-27 Revital Eres <eres@il.ibm.com>
367 PR tree-optimization/40648
368 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
369 Change decision of when to peel for alignment.
371 2009-10-27 Richard Guenther <rguenther@suse.de>
374 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
376 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
379 * fold-const.c (fold_binary_loc): Do not call
380 protected_set_expr_location.
382 2009-10-27 Wei Guozhi <carrot@google.com>
385 * target.h (have_conditional_execution): Add a new target hook
387 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
388 * targhooks.h (default_have_conditional_execution): Likewise.
389 * targhooks.c (default_have_conditional_execution): Likewise.
390 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
391 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
392 (arm_have_conditional_execution): New function.
393 * ifcvt.c (noce_process_if_block, find_if_header,
394 cond_exec_find_if_block, dead_or_predicable): Change the usage of
395 macro HAVE_conditional_execution to a target hook call.
396 * recog.c (peephole2_optimize): Likewise.
397 * sched-rgn.c (add_branch_dependences): Likewise.
398 * final.c (asm_insn_count, final_scan_insn): Likewise.
399 * bb-reorder.c (HAVE_conditional_execution): Remove it.
401 2009-10-26 Ben Elliston <bje@au.ibm.com>
402 Michael Meissner <meissner@linux.vnet.ibm.com>
403 Ulrich Weigand <uweigand@de.ibm.com>
405 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
406 * config/spu/spu_cache.h: New file.
408 * config/spu/cachemgr.c: New file.
409 * config/spu/cache.S: New file.
411 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
412 (ADDR_SPACE_EA): Define.
413 (TARGET_ADDR_SPACE_KEYWORDS): Define.
414 * config/spu/spu.c (EAmode): New macro.
415 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
416 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
417 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
418 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
419 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
420 (TARGET_ADDR_SPACE_CONVERT): Likewise.
421 (TARGET_ASM_SELECT_SECTION): Likewise.
422 (TARGET_ASM_UNIQUE_SECTION): Likewise.
423 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
424 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
425 (ea_symbol_ref): New function.
426 (spu_legitimate_constant_p): Handle __ea qualified addresses.
427 (spu_addr_space_legitimate_address_p): New function.
428 (spu_addr_space_legitimize_address): Likewise.
429 (cache_fetch): New global.
430 (cache_fetch_dirty): Likewise.
431 (ea_alias_set): Likewise.
432 (ea_load_store): New function.
433 (ea_load_store_inline): Likewise.
434 (expand_ea_mem): Likewise.
435 (spu_expand_mov): Handle __ea qualified memory references.
436 (spu_addr_space_pointer_mode): New function.
437 (spu_addr_space_address_mode): Likewise.
438 (spu_addr_space_subset_p): Likewise.
439 (spu_addr_space_convert): Likewise.
440 (spu_section_type_flags): Handle "._ea" section.
441 (spu_select_section): New function.
442 (spu_unique_section): Likewise.
443 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
444 and __EA64__ predefined macros.
445 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
446 -matomic-updates switches.
448 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
449 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
450 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
451 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
452 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
453 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
454 $(T)cache128k.o): Likewise.
455 ($(T)libgcc_%.a): Likewise.
457 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
458 * config/spu/spu.opt (-mea32/-mea64): Add switches.
459 (-maddress-space-conversion): Likewise.
460 (-mcache-size=): Likewise.
461 (-matomic-updates): Likewise.
462 * doc/invoke.texi (-mea32/-mea64): Document.
463 (-maddress-space-conversion): Likewise.
464 (-mcache-size=): Likewise.
465 (-matomic-updates): Likewise.
467 2009-10-26 Ben Elliston <bje@au.ibm.com>
468 Michael Meissner <meissner@linux.vnet.ibm.com>
469 Ulrich Weigand <uweigand@de.ibm.com>
471 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
473 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
474 defined, add the named address space keywords.
475 (c_addr_space_name): New function.
476 (complete_array_type): Preserve named address space.
477 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
478 instead of targetm.valid_pointer_mode.
480 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
481 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
482 (ADDR_SPACE_KEYWORD): New macro.
483 (c_addr_space_name): Add prototype.
485 * c-tree.h (struct c_declspecs): Add address_space member.
486 (declspecs_add_addrspace): Add prototype.
488 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
490 * c-parser.c (c_parse_init): Add assertion.
491 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
492 (c_lex_one_token): Handle address space keywords.
493 (c_token_starts_typename): Likewise.
494 (c_token_starts_declspecs): Likewise.
495 (c_parser_declspecs): Likewise.
496 (c_parser_postfix_expression_after_paren_type): Diagnose compound
497 literal within function qualified with named address space.
499 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
500 address space qualifiers.
501 (shadow_tag_warned): Warn about useless address space qualifiers.
502 (quals_from_declspecs): Handle address space qualifiers.
503 (grokdeclarator): Likewise.
504 (build_null_declspecs): Likewise.
505 (declspecs_add_addrspace): New function.
507 * c-typeck.c (addr_space_superset): New function.
508 (qualify_type): Handle named address spaces.
509 (composite_type): Likewise.
510 (common_pointer_type): Likewise.
511 (comp_target_types): Likewise.
512 (build_conditional_expr): Likewise.
513 (handle_warn_cast_qual): Likewise.
514 (build_c_cast): Likewise.
515 (convert_for_assignment): Likewise.
516 (build_binary_op): Likewise.
517 (pointer_diff): Handle named address spaces. Use intermediate
518 integer type of sufficient size if required.
520 2009-10-26 Ben Elliston <bje@au.ibm.com>
521 Michael Meissner <meissner@linux.vnet.ibm.com>
522 Ulrich Weigand <uweigand@de.ibm.com>
524 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
525 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
526 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
528 * target.h (struct target_def): Add pointer_mode, address_mode,
529 and valid_pointer_mode to addr_space substructure.
530 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
531 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
532 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
533 (TARGET_ADDR_SPACE_HOOKS): Add them.
534 * targhooks.c (target_default_pointer_address_modes_p): New function.
535 * target.h (target_default_pointer_address_modes_p): Add prototype.
536 * targhooks.c (default_addr_space_pointer_mode): New function.
537 (default_addr_space_address_mode): Likewise.
538 (default_addr_space_valid_pointer_mode): Likewise.
539 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
540 (default_addr_space_address_mode): Likewise.
541 (default_addr_space_valid_pointer_mode): Likewise.
542 * output.h (default_valid_pointer_mode): Move to ...
543 * targhooks.h (default_valid_pointer_mode): ... here.
544 * varasm.c (default_valid_pointer_mode): Move to ...
545 * targhooks.c (default_valid_pointer_mode): ... here.
547 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
548 instead of targetm.valid_pointer_mode.
550 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
551 * tree.c (integer_pow2p): Likewise.
552 (tree_log2): Likewise.
553 (tree_floor_log2): Likewise.
554 (signed_or_unsigned_type_for): Support pointer type of different size.
555 (int_or_pointer_precision): New function.
556 * tree.h (int_or_pointer_precision): Add prototype.
557 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
558 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
559 incoming pointer type instead of POINTER_SIZE.
561 * tree.c (build_pointer_type): Use appropriate pointer mode
563 (build_reference_type): Likewise.
564 * expr.c (store_expr): Likewise.
565 (expand_expr_addr_expr): Likewise.
566 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
567 * cfgexpand.c (expand_debug_expr): Likewise.
569 * auto-inc-dec.c: Include "target.h".
570 (try_merge): Use appropriate address mode instead of Pmode.
571 (find_inc): Likewise.
572 * combine.c (find_split_point): Likewise.
573 * cselib.c (cselib_record_sets): Likewise.
574 * dse.c (replace_inc_dec): Likewise.
575 (canon_address): Likewise.
576 * var-tracking.c (replace_expr_with_values): Likewise.
577 (count_uses): Likewise.
578 (add_uses): Likewise.
579 (add_stores): Likewise.
580 * emit-rtl.c: Include "target.h".
581 (adjust_address_1): Use appropriate address mode instead of Pmode.
582 (offset_address): Likewise.
583 * explow.c (break_out_memory_refs): Likewise.
584 (memory_address_addr_space): Likewise.
585 (promote_mode): Likewise.
586 * expr.c (move_by_pieces): Likewise.
587 (emit_block_move_via_loop): Likewise.
588 (store_by_pieces): Likewise.
589 (store_by_pieces_1): Likewise.
590 (expand_assignment): Likewise.
591 (store_constructor): Likewise.
592 (expand_expr_addr_expr): Likewise.
593 (expand_expr_real_1): Likewise.
594 * cfgexpand.c (expand_debug_expr): Likewise.
595 * ifcvt.c (noce_try_cmove_arith): Likewise.
596 * regcprop.c (kill_autoinc_value): Likewise.
597 * regmove.c (try_auto_increment): Likewise.
598 * reload.c (find_reloads): Likewise.
599 (find_reloads_address): Likewise.
600 (find_reloads_address_1): Likewise.
601 * sched-deps.c: Include "target.h".
602 (sched_analyze_1): Use appropriate address mode instead of Pmode.
603 (sched_analyze_2): Likewise.
604 * sel-sched-dump.c: Include "target.h".
605 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
606 * stor-layout.c (layout_type): Likewise.
607 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
608 (multiplier_allowed_in_address_p): Likewise.
609 (get_address_cost): Likewise.
610 * varasm.c (make_decl_rtl): Likewise.
612 * expr.c (expand_assignment): Always convert offsets to appropriate
614 (store_expr): Likewise.
615 (store_constructor): Likewise.
616 (expand_expr_real_1): Likewise.
618 * reload.h (form_sum): Add MODE argument.
619 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
620 Update recursive calls.
621 (subst_indexed_address): Update calls to form_sum.
623 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
624 * tree-ssa-address.c: Include "target.h".
625 (templates): Replace by ...
626 (mem_addr_template_list): ... this new vector.
627 (TEMPL_IDX): Handle address space numbers.
628 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
629 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
630 instead of global cache. Update call to gen_addr_rtx.
631 (valid_mem_ref_p): Update call to addr_for_mem_ref.
632 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
634 * rtl.h (convert_memory_address_addr_space): Add prototype.
635 (convert_memory_address): Define as macro.
636 * explow.c (convert_memory_address): Rename to ...
637 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
638 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
639 Update recursive calls.
640 (memory_address_addr_space): Call convert_memory_address_addr_space.
641 * expmed.c (make_tree): Likewise.
642 * expr.c (expand_assignment): Likewise.
643 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
644 (expand_expr_addr_expr): Likewise. Also, update call.
646 * alias.c (find_base_value): Guard pointer size optimizations.
647 (find_base_term): Likewise.
648 * rtlanal.c (nonzero_bits1): Likewise.
649 (num_sign_bit_copies1): Likewise.
650 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
652 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
653 (emit-rtl.o): Likewise.
654 (auto-inc-dec.o): Likewise.
655 (sched-deps.o): Likewise.
657 2009-10-26 Ben Elliston <bje@au.ibm.com>
658 Michael Meissner <meissner@linux.vnet.ibm.com>
659 Ulrich Weigand <uweigand@de.ibm.com>
661 * doc/extend.texi (Named Address Spaces): New section.
662 * coretypes.h (addr_space_t): New type.
663 (ADDR_SPACE_GENERIC): New define.
664 (ADDR_SPACE_GENERIC_P): New macro.
666 * doc/tm.texi (Named Address Spaces): New section.
667 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
668 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
669 (TARGET_ADDR_SPACE_SUBSET_P): Document.
670 (TARGET_ADDR_SPACE_CONVERT): Document.
671 * target.h (struct gcc_target): Add addr_space substructure.
672 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
673 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
674 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
675 (TARGET_ADDR_SPACE_CONVERT): Likewise.
676 (TARGET_ADDR_SPACE_HOOKS): Likewise.
677 (TARGET_INITIALIZER): Initialize addr_space hooks.
678 * targhooks.c (default_addr_space_legitimate_address_p): New function.
679 (default_addr_space_legitimize_address): Likewise.
680 (default_addr_space_subset_p): Likewise.
681 (default_addr_space_convert): Likewise.
682 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
683 (default_addr_space_legitimize_address): Likewise.
684 (default_addr_space_subset_p): Likewise.
685 (default_addr_space_convert): Likewise.
687 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
688 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
689 (MEM_ADDR_SPACE): New macro.
690 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
691 address space memory attribute.
692 (mem_attrs_htab_hash): Handle address space memory attribute.
693 (mem_attrs_htab_eq): Likewise.
694 (set_mem_attributes_minus_bitpos): Likewise.
695 (set_mem_alias_set): Likewise.
696 (set_mem_align): Likewise.
697 (set_mem_expr): Likewise.
698 (set_mem_offset): Likewise.
699 (set_mem_size): Likewise.
700 (adjust_address_1): Likewise.
701 (offset_address): Likewise.
702 (widen_memoy_address): Likewise.
703 (get_spill_slot_decl): Likewise.
704 (set_mem_attrs_for_spill): Likewise.
705 (set_mem_addr_space): New function.
706 * emit-rtl.h (set_mem_addr_space): Add prototype.
707 * print-rtl.c (print_rtx): Print address space memory attribute.
708 * expr.c (expand_assignment): Set address space memory attribute
709 of generated MEM RTXes as appropriate.
710 (expand_expr_real_1): Likewise.
711 * cfgexpand.c (expand_debug_expr): Likewise.
712 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
714 * tree.h (struct tree_base): Add address_space bitfield. Reduce
715 size of "spare" bitfield.
716 (TYPE_ADDR_SPACE): New macro.
717 (ENCODE_QUAL_ADDR_SPACE): Likewise.
718 (DECODE_QUAL_ADDR_SPACE): Likewise.
719 (CLEAR_QUAL_ADDR_SPACE): Likewise.
720 (KEEP_QUAL_ADDR_SPACE): Likewise.
721 (TYPE_QUALS): Encode type address space.
722 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
723 * tree.c (set_type_quals): Set type address space.
724 (build_array_type): Inherit array address space from element type.
725 * print-tree.c (print_node_brief): Print type address space.
726 (print_node): Likewise.
727 * tree-pretty-print.c (dump_generic_node): Likewise.
729 * explow.c (memory_address): Rename to ...
730 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
731 Use address-space aware variants of memory address routines.
732 * recog.c (memory_address_p): Rename to ...
733 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
734 Use address-space aware variants of memory address routines.
735 (offsettable_address_p): Rename to ...
736 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
737 Use address-space aware variants of memory address routines.
738 * reload.c (strict_memory_address_p): Rename to ...
739 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
740 Use address-space aware variants of memory address routines.
741 (maybe_memory_address_p): Rename to ...
742 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
743 Use address-space aware variants of memory address routines.
744 * expr.h (memory_address_addr_space): Add prototype.
745 (memory_address): Define as macro.
746 * recog.h (memory_address_addr_space_p): Add prototype.
747 (memory_address_p): Define as macro.
748 (offsettable_address_addr_space_p): Add prototype.
749 (offsettable_address_p): Define as macro.
750 (strict_memory_address_addr_space_p): Add prototype.
751 (strict_memory_address_p): Define as macro.
753 * combine.c (find_split_point): Use address-space aware variants
754 of memory address routines.
755 * emit-rtl.c (operand_subword): Likewise.
756 (change_address_1): Likewise.
757 (adjust_address_1): Likewise.
758 (offset_address): Likewise.
759 * expr.c (emit_move_insn): Likewise.
760 (expand_assignment): Likewise.
761 (expand_expr_real_1): Likewise.
762 * recog.c (verify_changes): Likewise.
763 (general_operand): Likewise.
764 (offsettable_memref_p): Likewise.
765 (offsettable_nonstrict_memref_p): Likewise.
766 (constrain_operands): Likewise.
767 * reload.c (get_secondary_mem): Likewise.
768 (find_reloads_toplev): Likewise.
769 (find_reloads_address): Likewise.
770 (find_reloads_subreg_address): Likewise.
771 * reload1.c (reload): Likewise.
772 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
773 * rtl.h (address_cost): Add ADDRSPACE argument.
774 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
775 aware variant of memory address routines.
776 * loop-invariant.c (create_new_invariant): Update address_cost call.
777 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
778 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
779 Use address-space aware variant of memory address routines.
780 (propagate_rtx_1): Update call to should_replace_address.
781 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
783 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
784 ADDRSPACE argument. Use per-address-space instead of global cache.
785 Use address-space aware variant of memory address routines.
786 (get_address_cost): Likewise.
787 (get_computation_cost_at): Update calls.
788 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
789 Use address-space aware variant of memory address routines.
790 (create_mem_ref_raw): Update call to valid_mem_ref_p.
791 (most_expensive_mult_to_index): Update call to
792 multiplier_allowed_in_address_p.
794 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
795 attribute to indicate named address spaces.
797 * varasm.c (get_variable_section): DECLs in named address spaces
800 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
801 for addresses in a non-generic address space.
803 * expr.c (emit_block_move_hints): Do not use libcalls for
804 memory in non-generic address spaces.
805 (clear_storage_hints): Likewise.
806 (expand_assignment): Likewise.
808 * fold-const.c (operand_equal_p): Expressions refering to different
809 address spaces are not equivalent.
811 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
812 spaces are not equivalent.
813 (rtx_equal_p): Likewise.
814 * cse.c (exp_equiv_p): Likewise.
815 * jump.c (rtx_renumbered_equal_p): Likewise.
816 * reload.c (operands_match_p): Likewise.
818 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
819 address spaces may alias.
820 (true_dependence): Likewise.
821 (canon_true_dependence): Likewise.
822 (write_dependence_p): Likewise.
824 * dse.c (canon_address): Handle named address spaces.
825 * ifcvt.c (noce_try_cmove_arith): Likewise.
827 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
828 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
829 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
830 to handle conversions between different address spaces.
831 * fold-const.c (fold_convert_loc): Likewise.
832 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
833 * tree-pretty-print.c (dump_generic_node): Likewise.
834 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
835 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
836 * tree-inline.c (estimate_operator_cost): Likewise.
837 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
838 to different address spaces are not useless.
840 2009-10-26 Jakub Jelinek <jakub@redhat.com>
843 * cfgcleanup.c (trivially_empty_bb_p): New function.
844 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
847 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
848 add_name_and_src_coords_attributes, gen_namespace_die,
849 dwarf2out_set_name): Handle dwarf2_name returning NULL.
851 2009-10-26 Nick Clifton <nickc@redhat.com>
853 * config.gcc: Add support for RX target.
854 * config/rx: New directory.
855 * config/rx/constraints.md: New file.
856 * config/rx/predicates.md: New file.
857 * config/rx/rx.c: New file.
858 * config/rx/rx.h: New file.
859 * config/rx/rx.md: New file.
860 * config/rx/rx.opt: New file.
861 * config/rx/rx-protos.h: New file.
862 * config/rx/t-rx: New file.
863 * doc/extend.texi: Document RX function attributes.
864 * doc/invoke.texi: Document RX specific command line options.
865 * doc/contrib.texi: Document RX contribution.
866 * doc/md.texi: Document RX constraints.
867 * doc/install.texi: Document RX support.
869 2009-10-26 Michael Matz <matz@suse.de>
871 PR tree-optimization/41783
872 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
873 case for simple diamonds.
874 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
875 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
876 argument, use alias oracle to skip some vdefs.
877 (phi_translate_1): Change call to above, don't allocate new
878 value ids if they can stay the same.
879 (compute_avail): Allow vuse walking when looking up references.
881 2009-10-26 Richard Guenther <rguenther@suse.de>
883 PR tree-optimization/41826
884 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
885 access to re-allocated vector fields.
887 2009-10-26 Richard Guenther <rguenther@suse.de>
889 * graphite-sese-to-poly.c (check_poly_representation): Fix
890 compile without checking.
892 2009-10-26 Janus Weil <janus@gcc.gnu.org>
895 * gimple.h (tree_annotate_all_with_location): Remove prototype.
896 * gimplify.c (tree_should_carry_location_p,
897 tree_annotate_one_with_location,tree_annotate_all_with_location):
898 Remove obsolete functions.
900 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
903 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
905 2009-10-25 Richard Guenther <rguenther@suse.de>
907 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
908 Stream DECL_RESTRICTED_P.
909 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
911 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
913 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
914 a note when expanding to nothing.
916 2009-10-25 Richard Guenther <rguenther@suse.de>
919 * tree.c (find_decls_types_r): Deal with Java overloading
920 BINFO_VIRTUALS for its own purpose.
922 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
924 * config/mips/predicates.md (hilo_operand): New predicate.
925 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
926 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
927 splitter part from here ...:
928 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
929 op0 and op4 to match the DINS case.
930 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
932 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
935 * avr.md (QIDI): Add new mode iterator.
936 (sbrx_branch<mode>): Create new zero extract bit, test and jump
937 patterns for all QI thru DI modes combinations.
938 (sbrx_and_branch<mode>): Create new and based bit test and jump
939 patterns for QI thru SI modes.
940 avr.c (avr_out_sbxx_branch): Use only bit number.
942 2009-10-24 Jan Hubicka <jh@suse.cz>
944 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
946 (analyze_function): When analyzing noreturn nothrow call, do not
947 compute written stats; free bitmaps of vars early if possible.
948 (generate_summary): Only update bitmaps if computed.
949 (propagate): Only dump bitmaps if computed.
950 (ipa_reference_read_summary): Fix pasto.
952 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
954 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
955 (aliasing_component_refs_p): ...this. Return true if there is no
956 common base and the base access types have the same alias set.
957 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
958 (indirect_refs_may_alias_p): Likewise.
960 2009-10-23 Joseph Myers <joseph@codesourcery.com>
963 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
964 a C_MAYBE_CONST_EXPR.
966 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
969 * config/rs6000/rs6000.c (struct machine_function): Add
970 vsx_or_altivec_used_p to record if vector types are used.
971 (rs6000_expand_to_rtl_hook): Rename from
972 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
973 any vector operations, so if there are, we can set VRSAVE to
974 non-zero when only floating point vector registers are used.
975 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
976 (rs6000_check_vector_mode): Inner function to check if vector
977 types are used in the code.
978 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
979 vector instructions are used.
981 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
982 Indicate that VSX registers which overlap floating point
983 registers, can't be used across a call, since the ABI only states
984 the scalar part of the register will be saved and restored.
986 2009-10-23 Joseph Myers <joseph@codesourcery.com>
989 * alias.c (get_alias_set): Call langhook before returning 0 for
990 types with structural equality.
991 * c-common.c (c_common_get_alias_set): Use alias set of element
992 type for arrays with structural comparison.
994 2009-10-23 Richard Guenther <rguenther@suse.de>
997 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
998 gimple_call_nothrow_p.
1000 2009-10-23 Richard Guenther <rguenther@suse.de>
1002 PR tree-optimization/41778
1003 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
1004 redundancy along a path in the CFG we want to optimize for speed
1005 is going to be removed.
1006 (execute_pre): Do partial-PRE only if the function is to be
1007 optimized for speed.
1008 (gate_pre): Do not turn off all of PRE when not optimizing a
1011 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1013 * builtins.c (fold_builtin_cabs): Use validate_arg().
1014 (fold_builtin_cexp): Fix if-logic.
1015 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
1017 2009-10-22 Jeff Law <law@redhat.com>
1019 * ira-lives.c (process_single_reg_class_operands): Update the
1020 hard reg costs for all the hard registers desired by the
1021 single reg class operand.
1023 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1025 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
1026 for rtxes that aren't handled specially.
1028 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1030 * rtl.h (shallow_copy_rtvec): Declare.
1031 * rtl.c (shallow_copy_rtvec): New function.
1032 * cselib.c (cselib_subst_to_values): Use it. Only modify an
1033 rtx field if the subrtx has changed.
1035 2009-10-22 Anatoly Sokolov <aesok@post.ru>
1037 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
1038 (m32c_function_value): Make static, add new 'outgoing' argument.
1039 (m32c_libcall_value): Make static, add new 'fun' argument.
1040 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1041 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1042 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
1043 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
1044 (m32c_function_value, m32c_libcall_value): Delete declaration.
1046 2009-10-22 Diego Novillo <dnovillo@google.com>
1048 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
1050 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1052 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
1055 2009-10-22 Richard Guenther <rguenther@suse.de>
1057 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
1058 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
1059 (lto_symtab_merge): Do not merge cgraph nodes here.
1060 (lto_symtab_resolve_can_prevail_p): Simplify.
1061 (lto_symtab_resolve_symbols): Store cgraph node.
1062 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
1063 functions from the symtab.
1064 (lto_symtab_merge_cgraph_nodes_1): New function.
1065 (lto_symtab_merge_cgraph_nodes): Likewise.
1067 2009-10-22 Richard Guenther <rguenther@suse.de>
1070 * lto-streamer-out.c (lto_output_location): Stream the
1072 * lto-streamer-in.c (lto_input_location): Likewise.
1074 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1076 * cfgloopmanip.c (duplicate_subloops): Export.
1077 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
1078 (transform_to_exit_first_loop): Duplicate bbs starting from
1079 header up to loop->latch instead of exit->src.
1080 Initialize control variable to the correct number of iterations.
1081 (gather_scalar_reductions): Do not register double reductions.
1082 (parallelize_loops): Dump which loop is tested.
1083 Indicate whether the parallelized loop is inner or not.
1084 Remove the innermost-loop requirement.
1085 * cfgloop.h (duplicate_subloops): Export.
1086 * tree-cfg.c (add_phi_args_after_redirect): New function.
1087 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
1088 Call duplicate_subloops.
1089 Update number of iterations at the exit condition.
1090 Don't redirect nexits always to the loop exit.
1091 Redirect copied edges from latch to the loop exit.
1093 2009-10-22 Jan Hubicka <jh@suse.cz>
1095 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
1097 * ipa-inline.c (cgraph_mark_inline_edge,
1098 cgraph_decide_inlining_of_small_function,
1099 cgraph_decide_inlining, inline_read_summary): Disable indirect
1100 inlining for WPA for time being.
1102 PR tree-optimize/40556
1103 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
1105 2009-10-22 Richard Guenther <rguenther@suse.de>
1107 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
1108 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
1110 2009-10-22 Jan Hubicka <jh@suse.cz>
1113 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
1115 (check_call): Handle only indirect calls.
1116 (propagate_bits): Update comment.
1117 (write_node_summary_p): Turn bogus check to assert.
1118 (ipa_reference_write_summary): Stream calls_read_all properly.
1119 (ipa_reference_read_summary): Stream in calls_read_all properly.
1120 (read_write_all_from_decl): New function.
1121 (propagate): Handle OVERWRITABLE nodes and external calls here.
1122 * ipa-pre-const.c (check_call): In IPA mode handle indirect
1124 (analyze_function): Do not check visibility here.
1125 (add_new_function): We summary OVERWRITABLE too.
1126 (generate_summary): Stream OVERWRITABLE nodes too.
1127 (propagate): Handle external calls and OVERWRITABLE nodes here.
1128 (local_pure_const): Check visibility here.
1130 2009-10-22 Jan Hubicka <jh@suse.cz>
1132 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
1133 (pass_ipa_cp): Register them.
1134 (ipcp_init_stage): Analyze all functions for whopr/lto.
1135 (ipcp_propagate_stage): Skip external calls.
1136 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
1137 * ipa-reference.c (write_node_summary_p): Fix thinko about
1139 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
1140 when in ltrans, skip executing of ipa passes since everything
1141 should've been done.
1142 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
1143 (inline_generate_summary): Likewise.
1144 (inline_read_summary): New function.
1145 (inline_write_summary): New function.
1146 (pass_ipa_inline): Register new hooks.
1147 * ipa-prop.c: Inlcude lto-streamer.h
1148 (ipa_edge_args_vector): Update declaration.
1149 (ipa_count_arguments, ipa_compute_jump_functions,
1150 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
1151 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
1152 ipa_read_node_info): New static functions.
1153 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
1154 (duplicate_array): Use xmalloc.
1155 (duplicate_ggc_array): New.
1156 (ipa_edge_duplication_hook): Use it.
1157 (ipa_update_after_lto_read): New function.
1158 * ipa-prop.h (ipa_prop_write_jump_functions,
1159 ipa_prop_read_jump_functions): Declare.
1160 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
1161 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
1162 (ipa_edge_args_vector): Move into GGC.
1163 (ipa_check_create_edge_args): Update.
1164 (ipa_update_after_lto_read): New.
1165 * passes.c (ipa_write_summaries_1): When in wpa, do not write
1167 (ipa_read_summaries): When in ltrans, so not read summaries.
1168 * lto-streamer.c (lto_get_section_name): Add
1169 LTO_section_jump_functions.
1170 * lto-streamer.h (LTO_section_jump_functions): New section.
1171 (produce_asm): Declare.
1172 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
1173 * lto-streamer-out.c (produce_asm): Export.
1174 * lto-streamer-in.c: Include tree-pass.h
1175 (input_function): Free dominance info when done.
1176 (lto_read_body): Push ipa_inline in ltrans stage.
1177 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
1178 * Makefile.in (GTFILES): Add ipa-prop.h
1180 2009-10-22 Matthias Klose <doko@ubuntu.com>
1182 * doc/install.texi: Document --enable-browser-plugin.
1184 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
1186 * doc/invoke.texi (fira-loop-pressure): Update default value.
1187 * opts.c (decode_options): Remove default value setting for
1188 flag_ira_loop_pressure.
1189 * config/ia64/ia64.c (ia64_override_options): Set
1190 flag_ira_loop_pressure up for -O3.
1191 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
1193 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
1195 PR tree-optimization/41497
1196 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
1197 chrec_dont_know if the evolution function returned by follow_ssa_edge
1198 is constant in the analyzed loop and is not compatible with the
1199 initial value before the loop.
1200 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
1202 2009-10-21 Joseph Myers <joseph@codesourcery.com>
1204 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
1206 2009-10-21 Jakub Jelinek <jakub@redhat.com>
1209 * doc/invoke.texi: Document -print-multi-os-directory.
1211 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
1214 * gcc/config/darwin10.h: Use default_emit_unwind_label.
1215 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
1216 when darwin_emit_unwind_label is used.
1218 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
1220 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
1223 2009-10-20 Richard Henderson <rth@redhat.com>
1225 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
1226 before emit_post_landing_pad.
1228 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
1230 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
1231 Use when calling rtx_costs.
1232 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
1233 global optimize_size. Pass speed to mips_binary_cost.
1235 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1237 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
1240 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
1242 * rtl.h (simplify_replace_fn_rtx): Declare.
1243 (wrap_constant, unwrap_constant): Delete.
1244 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
1245 (expand_debug_expr): Don't call wrap_constant.
1246 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
1247 (auto_adjust_pair): Fold into...
1248 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
1249 Just return a new value.
1250 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
1251 otherwise use simplify_replace_rtx.
1252 * cselib.c (wrap_constant): Reinstate old definition.
1253 (cselib_expand_value_rtx_1): Don't wrap constants.
1254 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
1255 simplify_replace_rtx.
1256 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
1257 * reload1.c (reload): Skip all uses for an insn before adjusting it.
1258 Use simplify_replace_rtx.
1259 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
1261 (simplify_replace_rtx): ...here. Turn into a wrapper for
1262 simplify_replace_fn_rtx.
1263 (simplify_unary_operation): Don't unwrap CONSTs.
1264 * var-tracking.c (check_wrap_constant): Delete.
1265 (vt_expand_loc_callback): Don't call it.
1266 (vt_expand_loc): Likewise.
1268 2009-10-20 Pascal Obry <obry@adacore.com>
1269 Eric Botcazou <ebotcazou@adacore.com>
1271 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
1273 2009-10-20 Michael Matz <matz@suse.de>
1275 * loop-invariant.c (create_new_invariant): Use different magic number.
1277 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
1280 * arm.c (arm_override_options): Forcibly disable hot/cold block
1283 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1286 * haifa-sched.c (try_ready): Skip debug deps updating speculation
1289 2009-10-20 Richard Guenther <rguenther@suse.de>
1291 * ggc-page.c: Include cfgloop.h.
1292 (struct max_alignment): Drop long double, add void *.
1293 (extra_order_size_table): Add low non-power-of-two multiples
1294 of MAX_ALIGNMENT. Drop small type-based entries, add
1295 tree_type, cgraph_node and loop.
1296 * alloc-pool.c (struct allocation_object_def): Drop long double
1299 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1302 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
1303 referenced just in DEBUG_INSNs.
1305 2009-10-20 Richard Guenther <rguenther@suse.de>
1308 * gimple.c (gimple_register_type): Make sure we register
1309 the types main variant first.
1311 2009-10-20 Richard Guenther <rguenther@suse.de>
1313 * gimple.c (gimple_types_compatible_p): Simplify. Move
1314 cheap checks before hashtable queries. Add checks for
1315 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
1317 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
1319 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
1320 without size or with size that can't be represented as a host integer.
1322 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1324 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
1325 the removal of a debug stmt as a significant change.
1327 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
1329 * config/s390/s390.md: Added agen condition to operand
1330 forwarding bypasses. Added bypass for early address generation
1331 use of int results. Updated comments.
1333 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
1335 * config/i386/i386.c: Remove signal.h #include.
1337 2009-10-20 Jie Zhang <jie.zhang@analog.com>
1339 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
1340 * doc/rtl.texi: Document ss_abs.
1342 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1344 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
1345 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
1346 instead of C_LEX_RAW_STRINGS.
1347 (lex_string): Handle CPP_UTF8STRING.
1348 * c-parser.c (c_parser_postfix_expression): Likewise.
1349 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
1350 (C_LEX_STRING_NO_JOIN): ... this.
1352 2009-10-19 Anatoly Sokolov <aesok@post.ru>
1354 * config/cris/cris.c (cris_function_value, cris_libcall_value,
1355 cris_function_value_regno_p): New functions.
1356 (cris_promote_function_mode): Update comment.
1357 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1358 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1359 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
1360 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
1362 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1364 * unwind-dw2.c (execute_stack_op): Fix operand order for
1365 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
1367 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
1369 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
1370 (lower_stmt) <GIMPLE_BIND>: Add comment.
1371 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
1373 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
1374 Otherwise lower it and set cannot_fallthru to true.
1375 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
1376 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
1377 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
1378 to true for a noreturn call. Do not remove statements.
1379 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
1380 Set cannot_fallthru to false on function exit.
1381 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
1382 <GIMPLE_ASSIGN>: Remove.
1384 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1386 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
1388 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1390 * config/s390/s390.c (s390_z10_optimize_cmp): Use
1391 next/prev_active_insn to skip DEBUG_INSNs as well.
1393 2009-10-19 Joseph Myers <joseph@codesourcery.com>
1395 * config/arm/arm.c (output_move_neon): Use DImode in call to
1398 2009-10-19 Matthias Klose <doko@ubuntu.com>
1401 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
1403 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1405 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
1407 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1410 * optabs.c (expand_binop): Make mode of shift count expression mode
1411 of shift count not target.
1414 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1416 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
1417 case. Force using values to replace references within the statement.
1418 (convert_local_reference_stmt): Likewise.
1420 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1422 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
1423 remove a subsequent GOTO or RETURN statement.
1425 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
1427 * config/avr.md (*movqi): Add zero as equally preferable constraint
1428 as general register.
1431 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1433 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
1435 2009-10-17 Richard Guenther <rguenther@suse.de>
1437 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
1439 2009-10-17 Richard Guenther <rguenther@suse.de>
1441 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
1442 operands in COMPONENT_REFs.
1444 2009-10-17 Anatoly Sokolov <aesok@post.ru>
1446 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
1447 if not defined. Change type of second argument to const_rtx.
1448 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
1450 * targhooks.h (default_libcall_value): Update prototype.
1451 * target.h (struct gcc_target): Change type of second argument of
1452 libcall_value to const_rtx.
1453 * config/arm/arm.c (arm_libcall_value): Change type of second argument
1455 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
1456 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
1458 2009-10-17 Jakub Jelinek <jakub@redhat.com>
1461 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
1462 * cgraphunit.c (cgraph_optimize): Call it.
1463 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
1464 (dwarf2out_assembly_start): ... here. New hook.
1465 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
1466 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
1468 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
1469 * sdbout.c (sdb_debug_hooks): Likewise.
1470 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
1471 (vmsdbgout_assembly_start): New hook.
1473 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1475 * rtl.h (RTL_LOCATION): Fix typo.
1477 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1479 * print-rtl.c (print_rtx): Print locators in asm_operands
1482 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1485 * sched-deps.c (depl_on_debug_p): New.
1486 (attach_dep_link): Reject debug deps before nondebug deps.
1487 (add_to_deps_list): Insert debug deps after nondebug deps.
1488 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
1490 (sd_add_dep): Do not reject debug deps.
1491 (add_insn_mem_dependence): Don't count debug deps.
1492 (remove_from_deps): Likewise.
1493 (sched_analyze_2): Set up mem deps on debug insns.
1494 (sched_analyze_insn): Record reg uses for deps on debug insns.
1495 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
1496 try_ready nondebug insn after debug insn.
1497 * ddg.c (create_ddg_dep_from_intra_loop_link,
1498 create_ddg_dep_no_link): Don't reject debug deps.
1500 2009-10-16 Richard Guenther <rguenther@suse.de>
1502 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
1503 (maybe_merge_incomplete_and_complete_type): Likewise.
1504 (lto_symtab_merge): Do not call them. Do not warn for
1505 complete vs. incomplete compatible types.
1506 (lto_symtab_merge_decls_2): Simplify.
1507 * gimple.c (gimple_force_type_merge): Remove.
1508 (gimple_types_compatible_p): Make it static.
1509 * gimple.h (gimple_force_type_merge): Remove.
1510 (gimple_types_compatible_p): Likewise.
1512 2009-10-16 Jakub Jelinek <jakub@redhat.com>
1514 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
1515 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
1517 2009-10-16 Richard Guenther <rguenther@suse.de>
1519 PR tree-optimization/41728
1520 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
1521 if fold_stmt did anything.
1523 2009-10-16 Richard Guenther <rguenther@suse.de>
1526 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
1527 (maybe_fixup_handled_component): New function.
1528 (input_gimple_stmt): Fixup mismatched decl replacements.
1530 2009-10-16 Richard Guenther <rguenther@suse.de>
1533 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
1534 the same as VAR_DECL.
1536 2009-10-16 Richard Guenther <rguenther@suse.de>
1538 * gimple.c (iterative_hash_gimple_type): For integer types
1539 also hash their minimum and maximum values and the string flag.
1540 For array types hash their domain and the string flag.
1542 2009-10-16 Richard Guenther <rguenther@suse.de>
1544 * gimple.c (gimple_types_compatible_p): Restrict completing
1545 types to record or unions. Simplify completion.
1546 Do not merge records or unions with different
1547 TYPE_STRUCTURAL_EQUALITY_P tag.
1548 (iterative_hash_gimple_type): Restrict non-recursing into
1549 pointer targets for records and unions.
1551 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1554 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
1555 * dwarf2out.c (mem_loc_descriptor): Don't handle
1556 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
1557 punt if it is not lowpart subreg or if inner mode isn't
1560 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1562 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
1563 investigating previous or next insns.
1565 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
1567 * tree-sra.c (build_ref_for_offset_1): Update comment.
1569 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
1571 * config/s390/s390.md (atype): Added missing values.
1573 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1576 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
1577 (casesi64p): Update pattern to reflect above.
1579 2009-10-15 Steve Ellcey <sje@cup.hp.com>
1581 PR rtl-optimization/41697
1582 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
1584 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1587 * config/rs6000/predicates.md: Update copyright year.
1588 * config/rs6000/altivec.md: Ditto.
1590 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
1591 (MD_INCLUDES): Add a2.md.
1593 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
1594 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
1595 (builtin_classify): New static vector to classify various builtins
1596 to get the tree attributes correct.
1597 (def_builtin): Set the attributes of builtins based on what the
1598 builtin does (i.e. memory operation, floating point, saturation
1599 need special attributes, others are pure functions).
1601 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
1603 (enum rs6000_builtins): Include rs6000-builtin.def to define the
1604 builtins. Change the end marker to MAX_RS6000_BUILTINS from
1605 RS6000_BUILTIN_COUNT.
1606 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
1607 MAX_RS6000_BUILTINS.
1609 * config/rs6000/rs6000-builtin.def: New file that combines the
1610 builtin enumeration name and attributes.
1612 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
1614 * config/i386/linux.h (ASM_SPEC): Add --32.
1616 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1618 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
1619 and DW_TAG_template_alias.
1620 (dwarf_attr_name): Handle DW_AT_main_subprogram,
1621 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
1622 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
1623 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
1624 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
1625 and DW_AT_GNU_odr_signature.
1626 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
1627 DW_FORM_flag_present and DW_FORM_ref_sig8.
1628 (output_signature): Only print name on the first byte.
1629 (output_die): Likewise for dw_val_class_data8.
1631 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
1633 * doc/invoke.texi: Clarify that most optimizations are not enabled
1636 2009-10-15 Richard Guenther <rguenther@suse.de>
1639 * gimple.c (compare_type_names_p): Handle anonymous names
1640 differently based on new mode argument.
1641 (gimple_types_compatible_p): For structs also compare the tags.
1642 (iterative_hash_type_name): Rename to ...
1643 (iterative_hash_name): ... this. Hash all names.
1644 (iterative_hash_gimple_type): Fix hashing the struct tag of
1645 pointer targets. Hash field decl names.
1647 2009-10-15 Richard Guenther <rguenther@suse.de>
1650 * gimple.c (gimple_get_alias_set): Avoid recursing on
1651 invalid type topology.
1653 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1655 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
1657 2009-10-15 Richard Guenther <rguenther@suse.de>
1659 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
1661 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1663 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
1664 add --with-tune{,-32,-64} configured default for -mtune if explicit
1667 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
1669 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
1671 2009-10-14 DJ Delorie <dj@redhat.com>
1673 * config/h8300/h8300.c (F): New.
1675 (h8300_emit_stack_adjustment): Call them.
1677 (h8300_push_pop): Likewise.
1678 (h8300_expand_prologue): Likewise.
1679 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
1680 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1681 (INCOMING_RETURN_ADDR_RTX): Define.
1682 (INCOMING_FRAME_SP_OFFSET): Define.
1683 (DWARF_CIE_DATA_ALIGNMENT): Define.
1685 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1687 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
1688 fields in builtin structs.
1689 (finalize_record_size): Likewise.
1691 2009-10-14 Richard Guenther <rguenther@suse.de>
1693 * gimple.c (gtc_ob): New global.
1694 (struct type_pair_d): Replace pointers with type UIDs.
1695 (type_pair_hash): Adjust.
1696 (type_pair_eq): Likewise.
1697 (lookup_type_pair): Likewise. Allocate from an obstack.
1698 (gimple_force_type_merge): Adjust.
1699 (gimple_types_compatible_p): Likewise.
1700 (free_gimple_type_tables): Free the obstack.
1702 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1704 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
1705 stmts setting DEBUG_EXPR_DECLs.
1707 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
1708 Don't crash if mode1 is VOIDmode.
1710 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
1712 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
1713 * params.h (IRA_LOOP_RESERVED_REGS): New.
1714 * tree-pass.h (pass_subregs_of_mode_init,
1715 pass_subregs_of_mode_finish): Remove.
1716 * passes.c (pass_subregs_of_mode_init,
1717 pass_subregs_of_mode_finish): Remove.
1718 (pass_reginfo_init): Move before loop optimizations.
1719 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
1720 * common.opt (fira-loop-pressure): New.
1721 * toplev.h (flag_ira_loop_pressure): New.
1722 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
1723 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
1724 Make external and void type functions.
1725 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
1726 pass_subregs_of_mode_finish): Remove.
1727 * ira-costs.c (init_costs): Call init_subregs_of_mode.
1728 * regmove.c: Include ira.h.
1729 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
1730 register pressure calculation in loops.
1731 * loop-invariant.c: Include REGS_H and ira.h.
1732 (struct loop_data): New members max_reg_pressure, regs_ref, and
1734 (struct invariant): New member orig_regno.
1735 (curr_loop): New variable.
1736 (find_exits): Initialize regs_ref and regs_live.
1737 (create_new_invariant): Initialize orig_regno.
1738 (get_cover_class_and_nregs): New.
1739 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
1740 array. Add code for flag_ira_loop_pressure.
1741 (gain_for_invariant): Make new_regs an array. Add code for
1742 flag_ira_loop_pressure.
1743 (best_gain_for_invariant): Ditto.
1744 (set_move_mark): New parameter gain. Use it for debugging output.
1745 (find_invariants_to_move): Make regs_needed and new_regs an array.
1746 Add code for flag_ira_loop_pressure.
1747 (move_invariant_reg): Set up orig_regno.
1748 (move_invariants): Set up reg classes for pseudos for
1749 flag_ira_loop_pressure.
1750 (free_loop_data): Clear regs_ref and regs_live.
1751 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
1752 get_regno_cover_class, change_pressure, mark_regno_live,
1753 mark_regno_death, mark_reg_store, mark_reg_clobber,
1754 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
1755 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
1756 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
1757 register pressure calculation in loops if new regs were added.
1758 Call finish_subregs_of_mode.
1759 * opts.c (decode_options): Set up flag_ira_loop_pressure.
1760 * Makefile.in (loop-invariant.o): Add ira.h.
1762 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
1764 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
1766 2009-10-14 Richard Guenther <rguenther@suse.de>
1768 * lto-symtab.c (lto_symtab_compatible): Fold in ...
1769 (lto_symtab_merge): ... here. Rewrite both to take the
1770 prevailing and a to-be-merged entry and to queue diagnostics properly.
1771 (lto_symtab_resolve_replaceable_p): New predicate for
1773 (lto_symtab_resolve_can_prevail_p): Likewise.
1774 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
1775 handles merging commons by choosing the largest decl. Fold
1776 in code that gives ODR errors.
1777 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
1779 (lto_symtab_merge_decls_1): Re-structure. Deal with the
1780 case of no prevailing decl here. Diagnose mismatches
1781 in object types here. Drop all but the prevailing decls.
1782 (lto_symtab_prevailing_decl): Return the single prevailing decl.
1783 * lto-streamer-in.c (lto_input_tree_ref): Deal with
1784 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
1786 2009-10-14 Richard Guenther <rguenther@suse.de>
1789 * lto-streamer-in.c (input_bb): Replace debug stmts with
1790 nops instead of dropping them.
1792 2009-10-14 Nick Clifton <nickc@redhat.com>
1794 * gcc/doc/extended.texi: Replace the dash character with @minus{}
1795 in situations where it is being used as a minus symbol.
1796 * gcc/doc/tm.texi: Likewise.
1797 * gcc/doc/md.texi: Likewise.
1799 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1801 PR preprocessor/41543
1802 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
1803 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
1804 * tree.c: Include intl.h.
1805 (expand_location): Handle BUILTINS_LOCATION.
1806 * Makefile.in (tree.o): Depend on intl.h.
1809 * dwarf2out.c (dwarf2out_var_location): Always clear
1810 last_postcall_label when changing last_label.
1812 2009-10-14 Pascal Obry <obry@adacore.com>
1814 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
1815 (process_command): Handle -E as done with -c and -S. Do not add
1816 the target executable suffix to the output file when -E is used.
1817 (main): Adjust error message accordingly.
1819 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
1825 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
1827 (tree_code_size): Likewise.
1829 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1831 * builtins.c (fold_builtin_1): Support complex "arc" functions.
1832 * real.h (HAVE_mpc_arc): Define.
1834 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
1836 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
1837 (struct builtin_description): Add fndecl field.
1838 (bdesc): Remove const qualifier. Update initializer.
1839 (sh_media_init_builtins): Remove const qualifier for d. Record
1840 the result of add_builtin_function to the fndecl field.
1841 (sh_builtin_decl): New.
1842 (sh_media_builtin_decl): New.
1844 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
1847 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
1848 requests between special registers.
1850 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
1852 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
1854 2009-10-13 Richard Henderson <rth@redhat.com>
1856 PR tree-optimization/41377
1857 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
1858 (cleanup_empty_eh_merge_phis): New change_region parameter;
1859 pass it on to redirect_eh_edge_1. Update callers.
1860 (cleanup_empty_eh_unsplit): Don't require an existing EH label
1861 at the destination block.
1863 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
1865 * passes.c (register_pass): Replaced gcc_unreachable by
1866 fatal_error on failure. Mentions plugins in comments & messages.
1868 2009-10-13 Jakub Jelinek <jakub@redhat.com>
1871 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
1872 * sched-vis.c (print_value): Use it.
1873 * cselib.c (cselib_hash_rtx): Likewise.
1874 * print-rtl.c (print_rtx): Likewise.
1875 * cfgexpand.c (expand_debug_rtx): Likewise.
1876 * var-tracking.c (vt_expand_loc_callback): Likewise.
1878 2009-10-13 Richard Guenther <rguenther@suse.de>
1881 * opts.c (handle_option): Split out code to handle setting
1882 the options flag var ...
1883 (set_option): ... here.
1884 * opts.h (set_option): Declare.
1885 * lto-opts.c (register_user_option_p): Include -fexceptions
1886 and all position independent code variants.
1887 (handle_common_option): Remove.
1888 (lto_reissue_options): Use set_option.
1890 2009-10-13 Martin Jambor <mjambor@suse.cz>
1892 PR tree-optimization/41661
1893 * ipa-prop.c (compute_complex_pass_through): Allow only operations
1894 that are tcc_comparisons or do not change the type in any
1896 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
1897 folding tcc_comparison operations.
1899 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1901 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
1904 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
1910 * tree.def (DEBUG_EXPR_DECL): New.
1911 * rtl.def (DEBUG_EXPR): New.
1912 * gengtype.c (adjust_field_rtx_def): Handle it.
1913 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
1914 (insert_debug_temp_for_var_def): ... this. Drop support for
1915 moving. Take iterator for def stmt; insert debug stmt before it.
1916 Scan early for use count and kind in debug stmts.
1917 (propagate_defs_into_debug_stmts): Rename to...
1918 (insert_debug_temps_for_defs): ... this. Likewise.
1919 * tree.h (DEBUG_TEMP_UID): New.
1920 * tree.c (next_debug_decl_uid): New.
1921 (make_node_stat): Count debug decls separately.
1922 (copy_node_stat): Likewise.
1923 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
1924 * var-tracking.c (dv_is_decl_p): Recognize it.
1925 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
1926 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
1927 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
1928 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
1929 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
1930 (cselib_hash_rtx): Likewise.
1931 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
1932 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
1934 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
1935 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
1936 * rtl.c (copy_rtx): Likewise.
1937 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
1938 * print-rtl.c (print_rtx): Likewise.
1939 * sched-vis.c (print_value): Likewise.
1940 (print_insn): Handle DEBUG_EXPR_DECL.
1941 * tree-dump.c (dequeue_and_dump): Likewise.
1942 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
1943 * gimple-iterator (gsi_replace): Check for same lhs.
1944 (gsi_remove): Insert debug temps.
1945 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
1946 (move_computations_stmt): Drop explicit propagation into debug stmts.
1947 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
1948 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
1949 * tree-ssa-sink.c (statement_sink_location): Likewise.
1950 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
1951 * tree-ssanames.c (release_ssa_name): Adjust for rename.
1952 * tree-flow.h: Likewise.
1953 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
1954 debug temps without values.
1955 (eliminate_unnecessary_stmts): Don't discard just-inserted
1958 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
1961 * config/cris/cris.md (andu): Check that operand 1 is one of the
1962 general registers. Fix typo in head comment.
1964 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
1966 * config/i386/i386.md (vswapmov): New.
1967 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
1968 (ix86_function_ms_hook_prologue): New.
1969 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
1970 * configure.ac: Test for swap suffix support in as.
1971 * configure: Rebuild.
1973 2009-10-12 Jakub Jelinek <jakub@redhat.com>
1976 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
1977 paradoxical subregs to prevent partial register stalls if the inner
1978 mode is integer mode.
1980 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
1982 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
1984 2009-10-12 Dodji Seketeli <dodji@redhat.com>
1987 * gcc/dwarf2out.c (template_parameter_pack_die,
1988 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
1990 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
1993 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
1995 (maybe_register_def): Likewise. Take stmt iterator.
1996 (rewrite_update_stmt): Take stmt iterator and pass it on.
1997 (rewrite_update_enter_block): Pass stmt iterator.
1999 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2001 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
2002 (spu_builtin_decl): New function.
2004 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2006 * config/i386/i386.md (SWIM): New mode iterator.
2007 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
2008 using SWIM mode iterator.
2009 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
2010 patterns using SWI48 mode iterator.
2011 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
2012 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
2013 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
2014 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
2015 patterns using SWI248 mode iterator.
2016 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
2017 gen_x86_movdicc_0_m1_rex64 for renamed function
2019 2009-10-11 Jose Ruiz <ruiz@adacore.com>
2020 Eric Botcazou <ebotcazou@adacore.com>
2023 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
2024 * config/sparc/sol2-unwind.h: New file.
2026 2009-10-11 Olivier Hainque <hainque@adacore.com>
2027 Eric Botcazou <ebotcazou@adacore.com>
2030 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
2031 * config/i386/sol2-unwind.h: New file.
2033 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
2036 * config/i386/i386.md (addsi_1_zext): Get the proper second
2039 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
2041 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
2042 all OLD_RTXes, not just REGs. Use copy_rtx to create the
2045 2009-10-11 Richard Guenther <rguenther@suse.de>
2047 * gimple.c (iterative_hash_type_name): Do not handle special
2050 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
2052 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
2053 (*setcc_si_1_and): Ditto.
2054 (*setcc_si_1_movzbl): Ditto.
2055 (*setcc_<mode>_2): Ditto.
2056 (*setcc_qi): Rename from *setcc_1.
2057 (*setcc_qi_slp): Rename from *setcc_2.
2059 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
2060 (*zero_extendqisi2_movzbw_and splitter): Ditto.
2062 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
2063 "if" condition, there is already assert with reload_completed present.
2065 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
2067 * plugin.c (try_init_one_plugin): Improve constness of variable err.
2069 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
2071 * doc/install.texi (Final install): Refer to
2072 http://gcc.gnu.org/bugs/ for bug reporting.
2074 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
2076 * configure.ac: Add test for dci instruction.
2077 * configure: Regenerate.
2078 * config.in: Likewise.
2079 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
2080 * doc/invoke.texi: Add cpu_type 476 and 476fp.
2081 (-mmulhw): Add 476 to description.
2082 (-mdlmzb): Likewise.
2083 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
2084 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
2085 (processor_target_table): Add 476 and 476fp entries.
2086 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
2087 (rs6000_issue_rate): Add CPU_PPC476.
2088 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
2089 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
2090 (processor_type): Add PROCESSOR_PPC476.
2091 (EXTRA_SPECS): Add asm_cpu_476 string.
2092 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
2093 (define_attr "cpu"): Add ppc476.
2095 Update comments for 476.
2096 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
2097 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
2098 Update copyright year.
2099 * config/rs6000/476.md: New file.
2100 * config/rs6000/40x.md: Add description for "isel" attribute.
2101 Update copyright year.
2102 * config/rs6000/440.md: Likewise.
2103 * config/rs6000/603.md: Likewise.
2104 * config/rs6000/6xx.md: Likewise.
2105 * config/rs6000/7450.md: Likewise.
2106 * config/rs6000/7xx.md: Likewise.
2107 * config/rs6000/8540.md: Likewise.
2108 * config/rs6000/cell.md: Likewise.
2109 * config/rs6000/e300c2c3.md: Likewise.
2110 * config/rs6000/e500mc.md: Likewise.
2111 * config/rs6000/mpc.md: Likewise.
2112 * config/rs6000/power4.md: Likewise.
2113 * config/rs6000/power5.md: Likewise.
2114 * config/rs6000/power6.md: Likewise.
2115 * config/rs6000/power7.md: Likewise.
2116 * config/rs6000/rios1.md: Likewise.
2117 * config/rs6000/rios2.md: Likewise.
2118 * config/rs6000/rs64.md: Likewise.
2120 2009-10-10 Richard Guenther <rguenther@suse.de>
2122 PR tree-optimization/41654
2123 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
2124 a cond expr before calling gimple_cond_set_condition_from_tree.
2125 (ifcombine_iforif): Likewise.
2127 2009-10-09 Ian Lance Taylor <iant@google.com>
2129 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
2130 * configure: Rebuild.
2132 2009-10-09 Neil Vachharajani <nvachhar@google.com>
2134 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
2137 2009-10-09 Richard Guenther <rguenther@suse.de>
2140 * target-def.h (TARGET_BUILTIN_DECL): Define.
2141 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
2142 * target.h (struct gcc_target): Add builtin_decl target hook.
2143 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
2144 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
2146 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
2147 not gcc_unreachable.
2148 (lto_output_builtin_tree): Sorry if the target does not support
2149 streaming target builtins.
2150 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
2151 (rs6000_builtin_decl): New function.
2152 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
2153 (ix86_builtin_decl): New function.
2155 2009-10-09 Jakub Jelinek <jakub@redhat.com>
2157 PR preprocessor/41445
2158 * c-ppoutput.c (do_line_change): New function.
2159 (cb_line_change): Use it.
2160 (scan_translation_unit): Call do_line_change if
2161 avoid_paste or PREV_WHITE and token location is on a different line
2162 than print.src_line.
2165 * dwarf2out.c (dwarf2out_init): Test whether
2166 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
2169 PR rtl-optimization/41646
2170 * calls.c (expand_call): For BLKmode types returned in registers
2171 avoid likely spilled hard regs in copy_blkmode_from_reg generated
2174 2009-10-09 Richard Guenther <rguenther@suse.de>
2176 PR tree-optimization/41634
2177 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
2178 we remove the correct elements.
2179 (optimize_stmt): Make sure to update stmt operands before
2180 optimizing redundancies.
2182 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2184 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
2186 2009-10-09 Richard Guenther <rguenther@suse.de>
2189 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
2191 (lto_wrapper_exit): New function.
2193 (fatal_perror): Likewise.
2194 (fork_execute): Use global args_name, do not free it.
2195 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
2196 * lto-streamer.h: Remove duplicate prototypes.
2198 2009-10-09 Richard Guenther <rguenther@suse.de>
2200 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
2201 before calling stmt_can_throw_external.
2203 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
2205 PR tree-optimization/40071
2206 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
2207 pointer if the original data reference doesn't conflict with the
2208 created vector data reference. Fix long line.
2210 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
2212 * config/i386/i386.md (any_div): New code iterator.
2213 (u): Handle div and udiv.
2215 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
2217 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
2218 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
2219 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
2220 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
2222 2009-10-08 Joseph Myers <joseph@codesourcery.com>
2224 * gcc.c (main): Remove trailing "." from diagnostics.
2226 2009-10-08 Cary Coutant <ccoutant@google.com>
2228 Add support for debugging with ICF (Identical Code Folding).
2229 * calls.c (debug.h): New #include.
2230 (emit_call_1): Call virtual_call_token debug hook.
2231 * common.opt (-fenable-icf-debug): New option.
2232 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
2233 locations in the source).
2234 (poc_label_num): New variable.
2235 (dcall_entry, vcall_entry): New typedefs.
2236 (dcall_table, vcall_table): New variables.
2237 (struct vcall_insn): New type.
2238 (vcall_insn_table): New variable.
2239 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
2240 (size_of_dcall_table): New function.
2241 (output_dcall_table): New function.
2242 (size_of_vcall_table): New function.
2243 (output_vcall_table): New function.
2244 (dwarf2out_direct_call): New function.
2245 (vcall_insn_table_hash): New function.
2246 (vcall_insn_table_eq): New function.
2247 (dwarf2out_virtual_call_token): New function.
2248 (dwarf2out_virtual_call): New function.
2249 (dwarf2out_init): Allocate new tables and sections.
2250 (prune_unused_types): Mark DIEs referenced from direct call table.
2251 (dwarf2out_finish): Output direct and virtual call tables.
2252 * final.c (final_scan_insn): Call direct_call and virtual_call
2254 * debug.h (struct gcc_debug_hooks): Add direct_call,
2255 virtual_call_token, virtual_call hooks.
2256 (debug_nothing_uid): New function.
2257 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
2258 (debug_nothing_uid): New function.
2259 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
2260 (xcoff_debug_hooks): Likewise.
2261 * sdbout.c (sdb_debug_hooks): Likewise.
2262 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2263 * doc/invoke.texi (-fenable-icf-debug): New option.
2265 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
2268 * regmove.c (regmove_backward_pass): Replace src with dst in the
2269 debug insn, and check for dst before rather than after.
2271 2009-10-08 Janis Johnson <janis187@us.ibm.com>
2273 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
2274 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
2276 2009-10-08 Jan Hubicka <jh@suse.cz>
2279 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
2280 do not mark cgraph nodes as needed.
2281 (record_references_in_initializer): Add new only_vars parameter.
2282 * cgraph.h (record_references_in_initializer): New parameter.
2283 * varasm.c (assemble_variable): Update call.
2284 * varpool.c (varpool_analyze_pending_decls): Always look for
2287 2009-10-08 Anatoly Sokolov <aesok@post.ru>
2289 * config/avr/avr.c (last_insn_address) Remove variable.
2290 (expand_prologue): Don't initialise last_insn_address variable.
2291 (final_prescan_insn): Don't output insn size.
2292 * config/avr/avr.opt (msize): Remove switch.
2293 * doc/invoke.texi (AVR Options): Remove documentation of -msize
2296 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
2298 * combine.c (label_tick_ebb_start): Fix comment.
2299 (combine_instructions): Set label_tick and label_tick_ebb_start before
2300 calling setup_incoming_promotions. Start them from 1. Increment
2301 label_tick instead of deriving it from the BB index. Rather than
2302 comparing ticks use the block from the previous iteration to decide
2303 whether to start a new EBB. Remove empty lines before function.
2305 2009-10-08 Michael Matz <matz@suse.de>
2308 * builtins.c (fold_builtin_isascii): Use fold_build2.
2309 (fold_builtin_isdigit): Ditto.
2310 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
2311 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
2312 remove_useless_stmts_cond, remove_useless_stmts_tf,
2313 remove_useless_stmts_tc, remove_useless_stmts_bind,
2314 remove_useless_stmts_goto, remove_useless_stmts_label,
2315 remove_useless_stmts_1, remove_useless_stmts,
2316 pass_remove_useless_stmts): Remove.
2317 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
2318 * passes.c (init_optimization_passes): Don't add
2319 pass_remove_useless_stmts.
2320 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
2321 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
2323 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
2324 for static constants.
2325 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
2326 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
2328 2009-10-08 Richard Guenther <rguenther@suse.de>
2330 * gimple.c (free_gimple_type_tables): New function.
2331 * gimple.h (free_gimple_type_tables): Declare.
2333 2009-10-07 Mark Heffernan <meheff@google.com>
2335 * ipa-prop.c (ipa_print_node_params) Only print
2336 names of named arguments.
2338 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
2340 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
2341 being statically linked.
2343 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2345 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
2347 2009-10-08 Jan Hubicka <jh@suse.cz>
2350 * ipa.c (cgraph_externally_visible_p,
2351 function_and_variable_visibility,
2352 whole_program_function_and_variable_visibility): Skip non-finalized
2355 2009-10-08 Nick Clifton <nickc@redhat.com>
2357 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
2360 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
2363 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
2365 2009-10-07 Joseph Myers <joseph@codesourcery.com>
2368 * c-common.c (c_fully_fold_internal): Strip nops from the result
2369 of recursive calls to c_fully_fold_internal.
2370 (c_wrap_maybe_const): New.
2371 (c_save_expr): Use c_wrap_maybe_const.
2372 * c-common.h (c_wrap_maybe_const): Declare.
2373 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
2374 build_binary_op): Use c_wrap_maybe_const.
2376 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2378 * real.c: Fix comment to reflect actual exponent size.
2380 2009-10-08 Ben Elliston <bje@au.ibm.com>
2382 * config/rs6000/a2.md: Add FSF comment header.
2384 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
2386 * config/i386/i386.md (any_extend): New code iterator.
2387 (u, s): New code attributes.
2389 (DWIH): Rewrite as code iterator for SI and DI modes.
2390 (DWI): Rewrite as mode attribute.
2391 (dwi): New mode attribute.
2392 (di): Depend on SI mode and DI mode.
2393 (doubleint_general_operand): Remove mode attribute.
2395 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
2398 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
2399 (*sub<mode>3_doubleword): Ditto.
2401 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
2402 using SWIM248 mode iterator.
2403 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
2404 using SWI48 mode iterator.
2405 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
2406 patterns using DWIH mode iterator and any_extend code iterator.
2407 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
2408 using any_extend code iterator.
2409 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
2410 patterns using DWIH mode iterator and any_extend code iterator.
2411 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
2412 using any_extend code iterator.
2413 (<s>mul<mode>3_highpart): Macroize expander from
2414 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
2415 and any_extend code iterator.
2416 (*<s>muldi3_highpart_1): Macroize insn from
2417 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
2418 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
2419 patterns using any_extend code iterator.
2420 (*<s>mulsi3_highpart_zext): Macroize insn from
2421 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
2423 2009-10-07 Jakub Jelinek <jakub@redhat.com>
2425 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
2426 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
2427 refering to a DIE with DW_AT_const_value.
2429 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
2432 * ira-lives.c (check_and_make_def_conflict): Process all operands.
2434 2009-10-06 Jan Hubicka <jh@suse.cz>
2436 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
2439 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2441 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
2442 *lea_2_rex64): Move before *add<mode>_1 pattern.
2444 2009-10-07 Jan Hubicka <jh@suse.cz>
2446 * collect2.c (main): Add -fno-whole-program.
2447 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
2449 2009-10-07 Jan Hubicka <jh@suse.cz>
2451 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
2452 has no address taken.
2453 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
2455 (cgraph_clone_node): Clear externally_visible flag for clones.
2456 * cgraph.h (cgraph_only_called_directly_p,
2457 cgraph_can_remove_if_no_direct_calls_p): New predicates.
2458 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
2459 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
2460 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
2461 ipcp_insert_stage): Likwise.
2462 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
2463 externally_visible flag.
2464 (verify_cgraph_node): Verify that inline clones look right.
2465 (process_function_and_variable_attributes): Do not set
2466 externally_visible flags.
2467 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
2469 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
2471 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
2472 clear externally_visible when turning into inline clones
2473 (cgraph_mark_inline_edge): Use new predicates.
2474 (cgraph_estimate_growth): Likewise.
2475 (cgraph_decide_inlining): Likewise.
2476 * ipa.c (cgraph_postorder): Likewise.
2477 (cgraph_remove_unreachable_nodes): Likewise; sanity check
2478 that inline clones are not needed.
2479 (cgraph_externally_visible_p): New predicate.
2480 (function_and_variable_visibility): Add whole_program parameter;
2481 always set externally_visible flag; handle COMDAT function
2483 (local_function_and_variable_visibility): New function.
2484 (gate_whole_program_function_and_variable_visibility): New function.
2485 (whole_program_function_and_variable_visibility): New function.
2486 (pass_ipa_whole_program_visibility): New function.
2487 * passes.c (init_optimization_passes): Add whole program visibility
2489 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
2490 not care about needed/reachable flags.
2491 * varpool.c: Include flags.h
2492 (decide_is_variable_needed): When doing LTO assume whole-program mode.
2493 (varpool_finalize_decl): When we are in LTO read-back, all variables
2495 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
2497 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2499 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
2502 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2504 * config.gcc: Don't include the makefile fragments intended for
2506 * config/s390/fixdfdi.h: File removed.
2507 * config/s390/libgcc-glibc.ver: File removed.
2508 * config/s390/s390.h: Remove the fixdfdi.h hack.
2509 * config/s390/t-crtstuff: File moved to libgcc dir.
2510 * config/s390/t-linux: Likewise.
2511 * config/s390/t-tpf: libgcc specific parts removed.
2512 * config/s390/t-linux64: Likewise.
2514 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
2516 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
2517 (lto-compress.o): Likewise.
2519 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
2522 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
2523 dllexport to class members here.
2524 (i386_pe_determine_dllimport_p): Only check static class data for
2526 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
2527 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
2528 functions for vague linkage.
2529 (i386_pe_type_dllexport_p): Fix formatting.
2530 (maybe_add_dllexport) New function.
2531 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
2534 2009-10-07 Ben Elliston <bje@au.ibm.com>
2536 * config/rs6000/a2.md: Remove duplicated lines.
2538 2009-10-07 Ben Elliston <bje@au.ibm.com>
2540 * config.gcc (powerpc*-*-*): Handle a2.
2541 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
2542 * config/rs6000/a2.md: New file.
2543 * config/rs6000/rs6000.opt (mno-update): New.
2544 (mupdate): Return to using a mask, not a var.
2545 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
2546 (enum processor_type): Add PROCESSOR_PPCA2.
2547 * config/rs6000/rs6000.c (ppca2_cost): New costs.
2548 (rs6000_override_options): Add "a2" to processor_target_table.
2549 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
2550 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
2552 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2554 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
2555 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
2556 reference to nonexistent gen_truncxfxf2 function.
2558 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2560 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
2561 (DWIH, g, di, doubleint_general_operand): New mode attributes.
2562 (general_operand): Handle TI mode.
2563 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
2564 using SDWIM mode iterator.
2565 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
2566 pattern from *add{di,ti}3_1 patterns and corresponding splitters
2567 using DWI mode iterator.
2568 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
2569 patterns using SWI mode iterator.
2570 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
2571 using SWI48 mode iterator.
2572 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
2573 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
2574 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
2575 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
2576 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
2577 using SDWIM mode iterator.
2578 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
2579 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
2580 using DWI mode iterator.
2581 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
2582 patterns using SWI mode iterator.
2583 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
2584 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
2585 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
2586 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
2587 patterns using plusminus code iterator.
2588 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
2589 sub<mode>3 patterns using plusminus code iterator.
2590 * config/i386/i386.c (override_options): Update the call to
2591 gen_subdi_carry_rex64 for renamed function.
2592 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
2593 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
2594 calls to instruction expanders.
2596 2009-10-06 Martin Jambor <mjambor@suse.cz>
2599 * opts.c (decode_options): Run IPA-SRA at -O2.
2601 2009-10-06 Richard Guenther <rguenther@suse.de>
2603 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
2605 2009-10-06 Tobias Burnus <burnus@net-b.de>
2608 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
2609 -flto and -fwhole-program flags can be combined.
2611 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
2614 * gcc.c (process_command): Check that -o argument was specified.
2616 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
2618 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
2620 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2622 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
2623 * doc/invoke.texi (Warning Options): Annotate allowed languages
2624 for -Wunsuffixed-float-constants.
2626 2009-10-05 Jakub Jelinek <jakub@redhat.com>
2628 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
2629 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
2630 same name and isn't the main variant.
2633 * dwarf2out.c (loc_by_reference): Removed.
2634 (dw_loc_list_1): New function.
2635 (dw_loc_list): Remove toplev argument, add want_address argument.
2636 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
2637 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
2638 want_address == 2 to dw_loc_list. For successful dw_loc_list
2639 set have_address to 1 only if want_address is not 0.
2641 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
2643 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
2644 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
2645 a code block followed by two pointers.
2646 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
2647 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
2648 (MIPS_MOVE): Likewise.
2649 (MIPS_LUI): Likewise.
2650 (MIPS_JR): Likewise.
2651 (MIPS_BAL): Likewise.
2652 (MIPS_NOP): Likewise.
2653 (mips_asm_trampoline_template): Delete.
2654 (mips_trampoline_code_size): New function.
2655 (mips_trampoline_init): Add shorter sequences for all cases
2656 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
2657 Calculate the opcodes directly, rather than copying from a template.
2658 Only flush the code part of the trampoline.
2659 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
2661 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
2663 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
2664 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
2665 (INCOMING_RETURN_ADDR_RTX): Likewise.
2666 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
2668 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
2669 with RETURN_ADDR_REGNUM.
2670 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
2671 * config/mips/mips.c (mips16_build_call_stub): Replace
2672 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
2673 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
2674 (mips_print_operand_punctuation): Likewise.
2675 (mips_frame_set): Likewise.
2676 (mips16e_output_save_restore): Likewise.
2677 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2678 (mips_save_reg_p): Likewise.
2679 (mips_return_addr): Likewise.
2680 (mips_set_return_address): Likewise.
2681 (mips_direct_save_slot_move_p): Likewise.
2682 (mips_output_function_prologue): Likewise.
2683 (mips_restore_reg): Likewise.
2684 (mips_expand_epilogue): Likewise.
2685 (mips_epilogue_uses): Likewise.
2686 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
2687 (*mov<mode>_ra): Use it instead of a hard-coded 31.
2688 (clear_hazard_<mode>): Likewise.
2689 (call_internal): Likewise.
2690 (call_internal_direct): Likewise.
2691 (call_direct_split): Likewise.
2692 (call_value_internal): Likewise.
2693 (call_value_split): Likewise.
2694 (call_value_internal_direct): Likewise.
2695 (call_value_direct_split): Likewise.
2696 (call_value_multiple_internal): Likewise.
2697 (call_value_multiple_split): Likewise.
2699 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
2700 Jakub Jelinek <jakub@redhat.com>
2702 PR rtl-optimization/41511
2703 * combine.c (record_value_for_reg): Pass explicit values as argument
2704 to get_last_value_validate.
2705 (get_last_value_validate): Document INSN parameter.
2706 For non-readonly MEMs, assume they might have been modified if INSN
2707 was in another basic block.
2708 (get_last_value): Minor reformatting.
2710 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2713 * final.c (asm_str_count): Split out from asm_insn_count.
2714 * rtl.h (asm_str_count): New prototype.
2715 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
2718 2009-10-05 Sriraman Tallam <tmsriram@google.com>
2720 * doc/plugins.texi: Change plugin_pass to register_pass_info.
2722 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
2723 Rafael Espindola <espindola@google.com>
2725 * gengtype.c (write_types): Moved call to write_func_for_structure
2726 into seperate loops.
2728 2009-10-05 Richard Guenther <rguenther@suse.de>
2731 * lto-cgraph.c (output_cgraph): Output toplevel asms.
2732 (input_cgraph_1): Input toplevel asms.
2734 2009-10-05 Richard Guenther <rguenther@suse.de>
2737 * lto-symtab.c (lto_compatible_attributes_p): Remove.
2738 (external_aggregate_decl_p): Likewise.
2739 (lto_symtab_compatible): Re-structure. Remove dead code.
2740 For variables ignore toplevel qualifiers when comparing types.
2741 Issue warnings, not errors for mismatched user-alignment.
2743 2009-10-05 Richard Guenther <rguenther@suse.de>
2747 * lto-symtab.c (struct lto_symtab_base_def): Remove.
2748 (struct lto_symtab_identifier_def): Likewise.
2749 (struct lto_symtab_decl_def): Likewise.
2750 (struct lto_symtab_entry_def): New.
2751 (lto_symtab_identifier_t): Rename to ...
2752 (lto_symtab_entry_t): ... this.
2753 (lto_symtab_decls): Remove.
2754 (lto_symtab_base_hash): Rename to ...
2755 (lto_symtab_entry_hash): ... this.
2756 (lto_symtab_base_eq): Rename to ...
2757 (lto_symtab_entry_eq): ... this.
2758 (lto_symtab_base_marked_p): Rename to ...
2759 (lto_symtab_entry_marked_p): ... this.
2760 (lto_symtab_identifier_marked_p): Remove.
2761 (lto_symtab_decl_marked_p): Likewise.
2762 (lto_symtab_maybe_init_hash_tables): Rename to ...
2763 (lto_symtab_maybe_init_hash_table): ... this.
2764 (lto_symtab_set_resolution_and_file_data): Remove.
2765 (lto_symtab_register_decl): New function.
2766 (lto_symtab_get_identifier): Remove.
2767 (lto_symtab_get): New function.
2768 (lto_symtab_get_resolution): Adjust.
2769 (lto_symtab_get_identifier_decl): Remove.
2770 (lto_symtab_set_identifier_decl): Likewise.
2771 (lto_symtab_merge_decl): Rename to ...
2772 (lto_symtab_merge): ... this. Rewrite.
2773 (lto_symtab_merge_var): Remove.
2774 (lto_symtab_merge_fn): Likewise.
2775 (lto_symtab_prevailing_decl): Adjust.
2776 (lto_cgraph_replace_node): New function.
2777 (lto_symtab_merge_decls_2): Likewise.
2778 (lto_symtab_merge_decls_1): Likewise.
2779 (lto_symtab_fixup_var_decls): Likewise.
2780 (lto_symtab_resolve_symbols): Likewise.
2781 (lto_symtab_merge_decls): Likewise.
2782 (lto_symtab_prevailing_decl): Adjust.
2783 (lto_symtab_get_symtab_def): Remove.
2784 (lto_symtab_get_file_data): Likewise.
2785 (lto_symtab_clear_resolution): Adjust.
2786 (lto_symtab_clear_resolution): Likewise.
2787 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
2788 (input_cgraph_1): Likewise.
2789 * lto-streamer-in.c (get_resolution): Do not provide fake
2790 symbol resolutions here.
2791 (deferred_global_decls): Remove.
2792 (lto_register_deferred_decls_in_symtab): Likewise.
2793 (lto_register_var_decl_in_symtab): Change signature, register
2794 variable via lto_symtab_register_decl.
2795 (lto_register_function_decl_in_symtab): Likewise.
2796 (lto_read_tree): Adjust.
2797 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
2798 (lto_symtab_merge_var): Likewise.
2799 (lto_symtab_merge_fn): Likewise.
2800 (lto_symtab_register_decl): Declare.
2801 (lto_symtab_merge_decls): Likewise.
2803 2009-10-05 Richard Guenther <rguenther@suse.de>
2805 PR tree-optimization/23821
2806 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
2807 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
2808 simple IV increments.
2810 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2812 * config/arm/arm.c (arm_override_options): Really initialize
2813 flag_dwarf2_cfi_asm to 0.
2815 2009-10-05 Doug Kwan <dougkwan@google.com>
2817 PR rtl-optimization/41574
2818 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
2819 floating point and we are not doing unsafe math optimizations.
2821 2009-10-03 Simon Baldwin <simonb@google.com>
2822 Cary Coutant <ccoutant@google.com>
2823 Rafael Espindola <espindola@google.com>
2824 Richard Guenther <rguenther@suse.de>
2825 Jan Hubicka <jh@suse.cz>
2826 Doug Kwan <dougkwan@google.com>
2827 H.J. Lu <hongjiu.lu@intel.com>
2828 Bill Maddox <maddox@google.com>
2829 Ryan Mansfield <rmansfield@qnx.com>
2830 Diego Novillo <dnovillo@google.com>
2831 Ollie Wild <aaw@google.com>
2832 Kenneth Zadeck <zadeck@naturalbridge.com>
2834 * lto-cgraph.c: New file.
2835 * lto-compress.c: New file.
2836 * lto-compress.h: New file.
2837 * lto-opts.c: New file.
2838 * lto-section-in.c: New file.
2839 * lto-section-out.c: New file.
2840 * lto-streamer-in.c: New file.
2841 * lto-streamer-out.c: New file.
2842 * lto-streamer.c: New file.
2843 * lto-streamer.h: New file.
2844 * lto-symtab.c: New file.
2845 * lto-wpa-fixup.c: New file.
2846 * lto-wrapper.c: New file.
2848 2009-10-03 Simon Baldwin <baldwin@google.com>
2849 Ben Elliston <bje@au.ibm.com>
2850 Rafael Espindola <espindola@google.com>
2851 Nathan Froyd <froydnj@codesourcery.com>
2852 Jan Hubicka <jh@suse.cz>
2853 Doug Kwan <dougkwan@google.com>
2854 Diego Novillo <dnovillo@google.com>
2855 Kenneth Zadeck <zadeck@naturalbridge.com>
2857 * Makefile.in (enable_lto): New.
2858 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
2859 (LINKER_PLUGIN_API_H): Define.
2860 (LTO_SYMTAB_H): Define.
2861 (LTO_STREAMER_H): Define.
2862 (TREE_VECTORIZER_H): Define.
2863 (INCLUDES): Add LIBELFINC.
2864 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
2865 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
2866 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
2867 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
2868 (native): Add lto-wrapper$(exeext)
2869 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
2870 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
2871 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
2872 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
2873 (varasm.o): Add dependency on tree-iterator.h.
2874 (cgraph.o): Add dependency on cif-code.def.
2875 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
2876 (ipa-pure-const.o): Likewise.
2877 (GTFILES): Add lto-symtab.c.
2878 (install-lto-wrapper): New.
2879 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
2880 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
2881 * config.in: Regenerate.
2883 2009-10-03 Rafael Espindola <espindola@google.com>
2884 Diego Novillo <dnovillo@google.com>
2886 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
2887 ipa_write_summaries.
2888 Call execute_ipa_summary_passes for all_regular_ipa_passes and
2890 (cgraph_optimize): Make extern.
2892 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
2893 Kenneth Zadeck <zadeck@naturalbridge.com>
2895 * toplev.c (in_lto_p): Declare.
2896 * collect2.c (scan_prog_file): Read all the output when reading
2897 information for LTO.
2898 (enum lto_mode_d): Declare.
2900 2009-10-03 Richard Guenther <rguenther@suse.de>
2901 Diego Novillo <dnovillo@google.com>
2903 * gimple.c: Include target.h and alias.h.
2904 (gimple_types): Declare.
2905 (type_hash_cache): Declare.
2906 (gimple_alloc_stat): Make extern.
2907 (gimple_build_eh_must_not_throw): Call
2908 gimple_eh_must_not_throw_set_fndecl.
2909 (struct type_pair_d): Declare.
2910 (type_pair_t): Declare.
2911 (type_pair_hash): New.
2912 (type_pair_eq): New.
2913 (lookup_type_pair): New.
2914 (gimple_force_type_merge): New.
2915 (compare_type_names_p): New.
2916 (compare_field_offset): New.
2917 (gimple_types_compatible_p): New.
2918 (struct sccs): Declare.
2919 (next_dfs_num): Declare.
2920 (iterative_hash_gimple_type): New.
2922 (iterative_hash_type_name): New.
2923 (iterative_hash_gimple_type): New.
2924 (gimple_type_hash): New.
2925 (gimple_type_eq): New.
2926 (gimple_register_type): New.
2927 (print_gimple_types_stats): New.
2928 (gimple_signed_or_unsigned_type): New.
2929 (gimple_unsigned_type): New.
2930 (gimple_signed_type): New.
2931 (gimple_get_alias_set): New.
2932 (gimple_decl_printable_name): Do not use DMGL_TYPES.
2933 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
2934 (gimple_force_type_merge): Declare.
2935 (gimple_types_compatible_p): Declare.
2936 (gimple_register_type): Declare.
2937 (print_gimple_types_stats): Declare.
2938 (gimple_unsigned_type): Declare.
2939 (gimple_signed_type): Declare.
2940 (gimple_get_alias_set): Declare.
2941 (gimple_eh_must_not_throw_set_fndecl): New.
2943 2009-10-03 Jan Hubicka <jh@suse.cz>
2944 Kenneth Zadeck <zadeck@naturalbridge.com>
2946 * ipa-pure-const.c: Include lto-streamer.h.
2947 (register_hooks): Factor out of ...
2948 (generate_summary): ... here.
2949 (pure_const_write_summary): New.
2950 (pure_const_read_summary): New.
2951 (pass_ipa_pure_const): Add pure_const_write_summary and
2952 pure_const_read_summary.
2953 * ipa-reference.c: Include lto-streamer.h.
2954 (add_new_function): New.
2955 (remove_node_data): New.
2956 (duplicate_node_data): New.
2957 (ipa_init): Guard against multiple calls.
2958 Move hook setup from analyze_function.
2959 (write_node_summary_p): New.
2960 (ipa_reference_write_summary): New.
2961 (ipa_reference_read_summary): New.
2962 (pass_ipa_reference): Add ipa_reference_write_summary and
2963 ipa_reference_read_summary.
2964 * cgraph.h (cgraph_local_info): Add field lto_file_data.
2965 (struct cgraph_edge): Add fields lto_stmt_uid and
2966 call_stmt_cannot_inline_p.
2967 (cgraph_optimize): Declare.
2968 (cgraph_decide_is_function_needed): Declare.
2969 (reset_inline_failed): Declare.
2970 (enum LTO_cgraph_tags): Declare.
2971 (LTO_cgraph_tag_names): Declare.
2972 (LCC_NOT_FOUND): Define.
2974 2009-10-03 Doug Kwan <dougkwan@google.com>
2975 Rafael Espindola <espindola@google.com>
2976 Jan Hubicka <jh@suse.cz>
2977 Diego Novillo <dnovillo@google.com>
2978 Kenneth Zadeck <zadeck@naturalbridge.com>
2980 * passes.c (all_regular_ipa_passes): New.
2981 (all_ipa_passes): Rename to all_small_ipa_passes.
2982 (init_optimization_passes): Init all_regular_ipa_passes.
2983 * tree-pass.h (all_regular_ipa_passes): New.
2984 (all_ipa_passes): Rename to all_small_ipa_passes.
2985 * passes.c (all_lto_gen_passes): New.
2986 (init_optimization_passes): Initialize all_lto_gen_passes.
2987 (execute_ipa_summary_passes): Make non-static.
2988 (ipa_write_summaries_1): New.
2989 (ipa_write_summaries_2): New.
2990 (ipa_write_summaries): New.
2991 (ipa_write_summaries_of_cgraph_node_set): New.
2992 (ipa_read_summaries_1): New.
2993 (ipa_read_summaries): New.
2994 (execute_ipa_pass_list): Call cgraph_process_new_functions.
2995 (execute_regular_ipa_pass_list): Remove.
2996 (init_optimization_passes): Schedule
2997 pass_rebuild_cgraph_edges and pass_early_inline outside
2998 of pass_all_early_optimizations. Document reason.
2999 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
3000 pass_ipa_lto_finish_out): New pass.
3001 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
3002 (execute_all_ipa_transforms): New.
3003 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
3004 (dump_properties, debug_properties): New.
3005 * tree-optimize.c (gate_all_early_local_passes): Return
3006 false if we are in lto1.
3007 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
3008 * tree-pass.h (execute_all_ipa_transforms): Declare.
3009 (pass_ipa_function_and_variable_visibility): Declare.
3010 (pass_ipa_early_inline): Declare.
3011 (pass_ipa_lto_gimple_out): Declare.
3012 (pass_ipa_lto_wpa_fixup): Declare.
3013 (pass_ipa_lto_finish_out): Declare.
3014 (all_small_ipa_passes, all_regular_ipa_passes,
3015 all_lto_gen_passes): Declare.
3016 (execute_ipa_summary_passes): Declare.
3017 (execute_all_ipa_transforms): Declare.
3018 (ipa_write_summaries): Declare
3019 (ipa_write_summaries_of_cgraph_node_set): Declare.
3020 (ipa_read_summaries): Declare.
3022 2009-10-03 Doug Kwan <dougkwan@google.com>
3023 Ollie Wild <aaw@google.com>
3025 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
3027 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
3028 (lto_mode): New variable.
3029 (maybe_run_lto_and_relink): Handle the -fwpa option.
3030 (main): Handle the -fwpa option.
3031 (maybe_unlink_list): New function.
3032 * gcc.c (link_lto_options): Replace -flto with -fwpa.
3033 * common.opt (flto): New flag.
3034 * toplev.c (flag_generate_lto): Declare.
3036 2009-10-03 Simon Baldwin <simonb@google.com>
3038 * common.opt (flto-compression-level): New flag.
3040 * opts.c: Include lto-opts.h.
3041 (handle_option): Call lto_register_user_option for each
3042 valid option handled.
3043 (decode_options): Clear registered options before the options
3046 2009-10-03 Cary Coutant <ccoutant@google.com>
3048 * collect2.c (is_elf): New function.
3049 (scan_prog_file): Require LTO object to be in ELF format.
3051 2009-10-03 Rafael Espindola <espindola@google.com>
3053 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
3054 libgcc to the linker.
3056 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
3058 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
3059 (collect_execute): Add flags argument. Pass flags to pex_run. Update
3061 * collect2.h (collect_execute): Add flags argument.
3062 * tlink.c (tlink_execute): Update call to collect_execute.
3063 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
3064 (use_linker_plugin): New.
3065 (use_linker_plugin_spec_function): New.
3066 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
3067 (linker_plugin_file_spec): New.
3068 (lto_wrapper_spec): New.
3069 (lto_gcc_spec): New.
3070 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
3071 (static_spec_functions): Add use-linker-plugin.
3072 (process_command): Handle -use-linker-plugin.
3073 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
3074 linker_plugin_file_spec and lto_gcc_spec.
3075 (use_linker_plugin_spec_function): New.
3077 2009-10-03 Richard Guenther <rguenther@suse.de>
3081 * tree.h (is_lang_specific): Include LANG_TYPE.
3082 * tree.c (find_decls_types_r): Manually add interesting parts
3083 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
3085 * gimple.c (type_pair_hash): Make symmetric.
3086 (type_pair_eq): Likewise.
3087 (lookup_type_pair): Increase initial hashtable size.
3088 (gimple_force_type_merge): Rely on type-pair symmetry.
3089 (visit): Remove excessive checking code.
3090 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
3091 (gimple_register_type): Remove getenv calls, shrink initial
3095 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
3096 inline functions if not generating lto output.
3099 * toplev.c (finalize): In WPA mode remove the asm file.
3101 2009-10-03 Doug Kwan <dougkwan@google.com>
3103 * ipa-inline.c (cgraph_mark_inline): Check
3104 edge->call_stmt_cannot_inline_p instead of calling
3105 gimple_call_cannot_inline_p.
3106 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
3107 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
3108 (inline_generate_summary): Do nothing in LTRANS.
3109 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
3110 exists before calling gimple_call_cannot_inline_p.
3111 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
3112 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
3113 Update new_edge->lto_stmt_uid.
3114 * cgraphbuild.c (reset_inline_failed): New.
3116 * common.opt (fwpa): New flag.
3117 (fltrans): New option.
3118 * gcc.c (gcc_lto_option_t): New type.
3119 (current_lto_option): New variable.
3120 (lto_single_spec_function): Remove and is replaced by ..
3121 (lto_option_spec_function): New function.
3122 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
3123 passing the -flto flag.
3124 (cc1_options): Separate non-LTO related parts into ..
3125 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
3126 (lto1_options): New spec for lto FE.
3127 (link_lto_options): New spec for handling LTO flags in linker.
3128 (invoke_lto_single): Re-format to fit in 80 column. Replace
3129 lto-single with lto-option.
3130 (static_specs): Add cc1_non_lto_options, lto1_options and
3132 (static_spec_function): Replace lto-single with lto-option.
3133 (process_command): Handle -flto, -fwpa and -fltran by setting
3134 current_lto_option and not passing it to subprocess unconditionally.
3136 2009-10-03 Bill Maddox <maddox@google.com>
3138 Add `gcc' driver support for link-time code generation (LTO).
3140 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
3141 (lto_flag, lto_objects, lto_o_file): New variables.
3142 (struct lto_object, struct lto_object_list): New structures.
3143 (collect_exit, handler): Remove LTO temporary output file on exit.
3144 (add_lto_object): New function.
3145 (maybe_run_lto_and_relink): New function. Perform link time code
3146 generation and relinking for object files containing LTO information.
3147 (main): Invoke maybe_run_lto_and_relink().
3148 (dump_argv): New function. For debugging, currently disabled.
3149 (scan_prog_file): Add LTO information pass.
3150 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
3152 * toplev.c (compile_file): Emit assembler directive to create
3153 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
3155 2009-10-03 Diego Novillo <dnovillo@google.com>
3157 * c.opt: Add LTO to warn_abi and warn_psabi.
3159 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
3160 inline function. Ignore language-specific nodes. Update all users.
3161 (find_decls_types_r): Do not traverse the subtrees of
3162 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
3163 * tree.h (is_lang_specific): New.
3164 * langhooks.h (struct lang_hooks_for_decls): Remove
3165 may_need_assembler_name_p. Update all users.
3167 * c-common.c (set_builtin_user_assembler_name): Move ...
3168 * builtins.c (set_builtin_user_assembler_name): ... here.
3169 (is_builtin_name): Add comment
3170 (is_builtin_fn): New.
3171 * except.c (output_ttype): Only call
3172 lookup_type_for_runtime if TYPE is not a runtime type.
3174 * passes.c (register_pass): Call position_pass on
3175 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
3176 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
3177 (TV_IPA_LTO_DECL_IO): Define.
3178 (TV_IPA_LTO_CGRAPH_IO): Define.
3180 (TV_WHOPR_WPA): Define.
3181 (TV_WHOPR_WPA_IO): Define.
3182 (TV_WHOPR_LTRANS): Define.
3183 (TV_WHOPR_WPA_FIXUP): Define.
3184 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
3185 * tree-cfg.c (tree_node_can_be_shared): Make extern.
3186 * tree-flow.h (tree_node_can_be_shared): Declare.
3187 * tree-inline.c (tree_can_inline_p): Check that E has a
3188 statement associated with it.
3189 * tree.c (free_lang_data_in_binf): Factor out of ...
3190 (free_lang_data_in_type): ... here.
3191 Call RECORD_OR_UNION_TYPE_P.
3192 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
3193 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
3194 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
3195 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
3196 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
3197 (gate_free_lang_data): Return true if flag_generate_lto is set.
3198 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
3199 * c-common.h (set_builtin_user_assembler_name): Move ...
3200 * tree.h (set_builtin_user_assembler_name): ... here.
3202 * common.opt (flto-report): New flag.
3203 * opts.c (complain_wrong_lang): Do not complain if running lto1.
3204 * collect2.c (scan_prog_file): Send the error output of
3205 'nm' to HOST_BIT_BUCKET.
3207 2009-10-03 Ollie Wild <aaw@google.com>
3209 * langhooks-def.h (lhd_begin_section): New function declaration.
3210 (lhd_write_section): New function declaration.
3211 (lhd_end_section): New function declaration.
3212 (LANG_HOOKS_BEGIN_SECTION): New macro.
3213 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
3214 (LANG_HOOKS_END_SECTION): New macro.
3215 (LANG_HOOKS_LTO): New macro.
3216 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
3217 * langhooks.c (output.h): Add include.
3218 (saved_section): New static variable.
3219 (lhd_begin_section): New function.
3220 (lhd_write_section_data): New function.
3221 (lhd_end_section): New function.
3222 * langhooks.h (struct lang_hooks_for_lto): New structure.
3223 (struct lang_hooks): Add member lto.
3224 * Makefile.in (langhooks.o): Add dependency on output.h.
3226 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
3228 2009-10-03 Richard Guenther <rguenther@suse.de>
3230 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
3233 2009-10-03 Simon Baldwin <simonb@google.com>
3234 Richard Guenther <rguenther@suse.de>
3235 Janis Johnson <janis187@us.ibm.com>
3236 Doug Kwan <dougkwan@google.com>
3237 Diego Novillo <dnovillo@google.com>
3238 Ramana Radhakrishnan <ramana.r@gmail.com>
3239 Ollie Wild <aaw@google.com>
3241 * doc/install.texi: Add documentation for libelf and --enable-lto.
3242 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
3243 -flto-report, -flto-compression-level and -use-linker-plugin.
3244 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
3245 Add section for LTO Testing.
3247 2009-10-02 Cary Coutant <ccoutant@google.com>
3249 Add support for comdat type sections for DWARF v4.
3250 Merge from dwarf4 branch.
3252 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
3253 (dw_die_ref): Define vector type.
3254 (enum dw_val_class): Add dw_val_class_data8.
3255 (struct dw_val_struct): Add v.val_data8.
3256 (comdat_type_node_ref): New type.
3257 (struct die_struct): Move die_symbol into a union; add new field
3258 die_type_node. Change all uses.
3259 (comdat_type_node): New type.
3260 (skeleton_chain_node): New type.
3261 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
3262 (comdat_type_list): New variable.
3263 (dwarf_tag_name): Add DW_TAG_type_unit.
3264 (dwarf_attr_name): Add DW_AT_signature.
3265 (add_AT_data8): New function.
3266 (replace_child): New function.
3267 (move_all_children): New function.
3268 (print_signature): New function.
3269 (print_die): Print signature information; add dw_val_class_data8.
3270 (attr_checksum): Support dw_val_class_data8.
3271 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
3272 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
3273 (checksum_sleb128, checksum_uleb128): New functions.
3274 (checksum_die_context): New function.
3275 (loc_checksum_ordered): New function.
3276 (attr_checksum_ordered): New function.
3277 (struct checksum_attributes): New structure.
3278 (collect_checksum_attributes): New function.
3279 (die_checksum_ordered): New function.
3280 (generate_type_signature): New function.
3281 (same_dw_val_p): Add dw_val_class_data8.
3282 (is_symbol_die): Use new is_declaration_die function.
3283 (is_declaration_die): New function.
3284 (should_move_die_to_comdat): New function.
3285 (clone_die): New function.
3286 (clone_tree): New function.
3287 (clone_as_declaration): New function.
3288 (copy_declaration_context): New function.
3289 (generate_skeleton_ancestor_tree): New function.
3290 (generate_skeleton_bottom_up): New function.
3291 (generate_skeleton): New function.
3292 (remove_child_or_replace_with_skeleton): New function.
3293 (break_out_comdat_types): New function.
3294 (struct decl_table_entry): New type.
3295 (htab_decl_hash): New function.
3296 (htab_decl_eq): New function.
3297 (htab_decl_del): New function.
3298 (copy_ancestor_tree): New function.
3299 (copy_decls_walk): New function.
3300 (copy_decls_for_unworthy_types): New function.
3301 (build_abbrev_table): Don't assert on missing die_symbol when doing
3302 comdat type sections.
3303 (size_of_die): Use DW_FORM_sig8 for external references. Add
3305 (unmark_dies): Don't assert for unmarked dies when doing comdat
3307 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
3308 (output_signature): New function.
3309 (output_die): Likewise.
3310 (output_compilation_unit_header): Mark output as DWARF version 3
3311 even if generating DWARF 4.
3312 (output_comdat_type_unit): New function.
3313 (output_line_info): Mark output as DWARF version 3 even if generating
3315 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
3317 (dwarf2out_end_source_file): Likewise.
3318 (prune_unused_types_walk_attribs): Don't follow references into
3319 comdat type sections.
3320 (prune_unused_types_mark): When generating type units, do not mark
3321 children of non-defining declarations of types; do mark children of
3323 (prune_unused_types): Process comdat type sections.
3324 (htab_ct_hash): New function.
3325 (htab_ct_eq): New function.
3326 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
3327 Add a pointer to the line table from type unit entries so
3328 DW_AT_decl_file has meaning.
3329 * varasm.c (default_elf_asm_named_section): Use identifier name as
3330 comdat key instead of lang hook.
3332 2009-10-02 Neil Vachharajani <nvachhar@google.com>
3334 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
3336 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
3338 * config/i386/i386.md (SWIM248): New mode iterator.
3339 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
3340 divmodhi4 patterns using SWIM248 macro.
3341 (*divmod<mode>4): Macroize insn_and_split pattern from
3342 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
3343 and their corresponding splitters usign SWIM248 macro. Split SImode
3344 insn to generate cltd and DImode insn to generate cqto instead of
3345 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
3346 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
3347 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
3348 *divmodsi_noext patterns using SWIM248 macro.
3349 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
3350 udivmodhi4 patterns using SWIM248 macro.
3351 (*udivmod<mode>4): Macroize insn_and_split pattern from
3352 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
3353 corresponding splitters using SWIM248 macro.
3354 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
3355 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
3357 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
3359 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
3360 of zero-sized element is zero-sized regardless of its extent.
3362 2009-10-02 Jakub Jelinek <jakub@redhat.com>
3365 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
3366 * configure: Regenerated.
3367 * config.in: Regenerated.
3368 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
3369 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
3370 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
3371 not emitting .eh_frame, emit .cfi_sections .debug_frame
3376 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
3377 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
3379 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
3380 vars use DECL_RTL with resetting it back to NULL afterwards.
3381 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
3382 rtx_equal_p instead of asserting it is a SYMBOL_REF.
3383 (value_format): For dw_val_class_addr only use DW_FORM_addr if
3384 the attribute type allows it, otherwise use DW_FORM_dataN.
3385 (mem_loc_descriptor): Handle CONST_STRING.
3386 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
3387 Handle MEM with CONST_STRING address using add_AT_string.
3388 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
3389 CONST_STRING for const arrays initialized with a string literal.
3390 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
3391 (dwarf2out_finish): Call resolve_addr.
3393 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
3394 Maxim Kuvyrkov <maxim@codesourcery.com>
3396 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
3398 2009-10-02 Nick Clifton <nickc@redhat.com>
3400 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
3401 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
3403 2009-10-01 Jan Hubicka <jh@suse.cz>
3405 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
3406 (cgraph_create_virtual_clone): Just pass redirect_callers
3408 * cgraph.h (cgraph_clone_node): Update prototype.
3409 * ipa-pure-const.c (self_recursive_p): New function.
3410 (propagate): Use it.
3411 * ipa-inline.c (cgraph_clone_inlined_nodes,
3412 cgraph_decide_recursive_inlining): Update.
3414 2009-10-01 David Daney <ddaney@caviumnetworks.com>
3416 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
3417 instructions for TARGET_OCTEON.
3419 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3421 * config/arm/arm.c (arm_override_options): Turn off
3422 flag_dwarf2_cfi_asm for AAPCS variants.
3424 2009-10-01 Martin Jambor <mjambor@suse.cz>
3427 * tree-sra.c (convert_callers): Do not call
3428 compute_inline_parameters on one caller more than once.
3430 2009-10-01 Nick Clifton <nickc@redhat.com>
3432 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
3433 an empty string if not already defined.
3435 2009-10-01 Martin Jambor <mjambor@suse.cz>
3438 * tree-sra.c (is_va_list_type): New function.
3439 (find_var_candidates): Call is_va_list_type.
3440 (find_param_candidates): Check that the type or the type pointed
3441 to are not va_list types.
3443 2009-10-01 Martin Jambor <mjambor@suse.cz>
3446 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
3447 DECL_ARTIFICIAL (param_decl) is true.
3449 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
3451 * tree.h (tree_decl_common::lang_flag_8): New.
3452 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
3454 * c-common.h (RID_CONSTEXPR): New.
3456 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
3458 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
3459 Use ref-all pointers.
3460 (alpha_gimplify_va_arg): Ditto.
3462 2009-09-30 Jakub Jelinek <jakub@redhat.com>
3465 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
3466 before insn counting loop now that BB_END (bb) is counted. Ensure
3467 the return value isn't zero.
3469 2009-09-30 Nick Clifton <nickc@redhat.com>
3471 * config.gcc (sh-symbianelf): Replace definition of extra_objs
3472 with separate definitions of c_target_objs and cxx_target_objs.
3473 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
3475 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
3476 sh_symbian_import_export_class.
3477 * config/sh/sh-protos.h: Fix names of exported symbian functions.
3478 * config/sh/symbian.c: Delete, moving code into...
3479 * config/sh/symbian-base.c: ... here
3480 * config/sh/symbian-c.c: ... and here
3481 * config/sh/symbian-cxx.c: ... and here.
3483 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
3486 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
3487 of plus RTX into register.
3489 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3491 * doc/install.texi: Linguistic and markup fixes.
3492 (Configuration) <--disable-cpp>: Remove description.
3493 <--enable-maintainer-mode>: Autotools files are affected, too.
3494 <--with-sysroot>: Improve description.
3495 (Building): Bump required GNU make version.
3497 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
3499 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
3500 (x86_64-*-*): Ditto.
3502 * config/i386/fma4intrin.h: New file, provide common x86 compiler
3503 intrinisics for FMA4.
3504 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
3505 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
3506 Add FMA4 check and fma4intrin.h.
3507 * config/i386/i386-c.c(ix86_target_macros_internal): Check
3509 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
3510 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
3511 constant for FMA4 support.
3512 (UNSPEC_FMA4_FMADDSUB): Ditto.
3513 (UNSPEC_FMA4_FMSUBADD): Ditto.
3514 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
3515 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
3516 (ix86_expand_fma4_multiple_memory): Ditto.
3517 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
3518 (OPTION_MASK_ISA_FMA4_UNSET): New.
3519 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
3520 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
3521 (ix86_handle_option): Handle -mfma4.
3522 (isa_opts): Handle -mfma4.
3523 (enum pta_flags): Add PTA_FMA4.
3524 (override_options): Add FMA4 support.
3525 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
3526 (IX86_BUILTIN_VFMADDSD): Ditto.
3527 (IX86_BUILTIN_VFMADDPS): Ditto.
3528 (IX86_BUILTIN_VFMADDPD): Ditto.
3529 (IX86_BUILTIN_VFMSUBSS): Ditto.
3530 (IX86_BUILTIN_VFMSUBSD): Ditto.
3531 (IX86_BUILTIN_VFMSUBPS): Ditto.
3532 (IX86_BUILTIN_VFMSUBPD): Ditto.
3533 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
3534 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
3535 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
3536 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
3537 (IX86_BUILTIN_VFNMADDSS): Ditto.
3538 (IX86_BUILTIN_VFNMADDSD): Ditto.
3539 (IX86_BUILTIN_VFNMADDPS): Ditto.
3540 (IX86_BUILTIN_VFNMADDPD): Ditto.
3541 (IX86_BUILTIN_VFNMSUBSS): Ditto.
3542 (IX86_BUILTIN_VFNMSUBSD): Ditto.
3543 (IX86_BUILTIN_VFNMSUBPS): Ditto.
3544 (IX86_BUILTIN_VFNMSUBPD): Ditto.
3545 (IX86_BUILTIN_VFMADDPS256): Ditto.
3546 (IX86_BUILTIN_VFMADDPD256): Ditto.
3547 (IX86_BUILTIN_VFMSUBPS256): Ditto.
3548 (IX86_BUILTIN_VFMSUBPD256): Ditto.
3549 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
3550 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
3551 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
3552 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
3553 (IX86_BUILTIN_VFNMADDPS256): Ditto.
3554 (IX86_BUILTIN_VFNMADDPD256): Ditto.
3555 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
3556 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
3557 (enum multi_arg_type): New enum for describing the various FMA4
3558 intrinsic argument types.
3559 (bdesc_multi_arg): New table for FMA4 intrinsics.
3560 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
3561 (ix86_expand_multi_arg_builtin): New function for creating FMA4
3563 (ix86_expand_builtin): Add FMA4 intrinsic support.
3564 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
3565 operand instructions.
3566 (ix86_expand_fma4_multiple_memory): New function to split the
3567 second memory reference from FMA4 instructions.
3568 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
3569 (ssemodesuffixf2s): Ditto.
3570 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
3572 (fma4_fmsub<mode>4): Ditto.
3573 (fma4_fnmadd<mode>4): Ditto.
3574 (fma4_fnmsub<mode>4): Ditto.
3575 (fma4_vmfmadd<mode>4): Ditto.
3576 (fma4_vmfmsub<mode>4): Ditto.
3577 (fma4_vmfnmadd<mode>4): Ditto.
3578 (fma4_vmfnmsub<mode>4): Ditto.
3579 (fma4_fmadd<mode>4256): Ditto.
3580 (fma4_fmsub<mode>4256): Ditto.
3581 (fma4_fnmadd<mode>4256): Ditto.
3582 (fma4_fnmsub<mode>4256): Ditto.
3583 (fma4_fmaddsubv8sf4): Ditto.
3584 (fma4_fmaddsubv4sf4): Ditto.
3585 (fma4_fmaddsubv4df4): Ditto.
3586 (fma4_fmaddsubv2df4): Ditto.
3587 (fma4_fmsubaddv8sf4): Ditto.
3588 (fma4_fmsubaddv4sf4): Ditto.
3589 (fma4_fmsubaddv4df4): Ditto.
3590 (fma4_fmsubaddv2df4): Ditto.
3591 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
3592 instructions for intrinsics.
3593 (fma4i_fmsub<mode>4): Ditto.
3594 (fma4i_fnmadd<mode>4): Ditto.
3595 (fma4i_fnmsub<mode>4): Ditto.
3596 (fma4i_vmfmadd<mode>4): Ditto.
3597 (fma4i_vmfmsub<mode>4): Ditto.
3598 (fma4i_vmfnmadd<mode>4): Ditto.
3599 (fma4i_vmfnmsub<mode>4): Ditto.
3600 (fma4i_fmadd<mode>4256): Ditto.
3601 (fma4i_fmsub<mode>4256): Ditto.
3602 (fma4i_fnmadd<mode>4256): Ditto.
3603 (fma4i_fnmsub<mode>4256): Ditto.
3604 (fma4i_fmaddsubv8sf4): Ditto.
3605 (fma4i_fmaddsubv4sf4): Ditto.
3606 (fma4i_fmaddsubv4df4): Ditto.
3607 (fma4i_fmaddsubv2df4): Ditto.
3608 (fma4i_fmsubaddv8sf4): Ditto.
3609 (fma4i_fmsubaddv4sf4): Ditto.
3610 (fma4i_fmsubaddv4df4): Ditto.
3611 (fma4i_fmsubaddv2df4): Ditto.
3613 * doc/invoke.texi (-mfma4): Add documentation.
3614 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
3616 2009-09-29 Richard Henderson <rth@redhat.com>
3618 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
3619 an edge to the new destination block.
3621 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3624 * pa.c (hppa_profile_hook): Use
3625 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
3627 2009-09-29 Steve Ellcey <sje@cup.hp.com>
3628 Alexander Monakov <amonakov@ispras.ru>
3631 * config/ia64/predicates.md (not_postinc_destination_operand): New.
3632 (not_postinc_memory_operand): New.
3633 (not_postinc_move_operand): New.
3634 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
3635 (*cmovsi_internal): Ditto.
3637 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
3639 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
3640 restrict issue_rate in first pass when scheduling for register
3643 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
3644 Rafael Avila de Espindola <espindola@google.com>
3646 * gengtype.c (plugin_output): New.
3647 (get_output_file_with_visibility): Return plugin_output for plugins.
3648 (main): Parse and use the -P option.
3649 * gty.texi: Update the command line format.
3651 2009-09-29 Jakub Jelinek <jakub@redhat.com>
3654 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
3656 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
3657 out if !const_ok_for_output.
3660 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
3661 case VAR_LOCATION>: Remove gcc_unreachable ().
3663 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
3665 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
3666 (x86_64-*-*): Ditto.
3667 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
3668 back to smmintrin.h.
3669 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
3670 * config/i386/x86intrin.h: Remove SSE5.
3671 * config/i386/mmintrin-common.h: Delete file.
3672 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
3674 2009-09-29 Richard Guenther <rguenther@suse.de>
3676 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
3677 resulting from stack temporaries on STRICT_ALIGNMENT targets.
3679 2009-09-29 Nick Clifton <nickc@redhat.com>
3681 * function.c (current_function_name): If there is no current
3682 function just return "<none>".
3684 2009-09-28 Sriraman Tallam <tmsriram@google.com>
3686 * tree-pass.h (register_pass_info): New structure.
3687 (pass_positioning_ops): Move enum from gcc-plugin.h.
3688 (register_pass): New function.
3689 * gcc-plugin.h (plugin_pass): Delete structure.
3690 (pass_positioning_ops): Delete enum.
3691 * plugin.c (regsiter_pass): Delete function.
3692 (position_pass): Delete function.
3693 (added_pass_nodes): Delete variable.
3694 (prev_added_pass_nodes): Delete variable.
3695 (pass_list_node): Delete structure.
3696 * passes.c (make_pass_instance): New function.
3697 (next_pass_1): Change to call make_pass_instance.
3698 (pass_list_node): Move structure from gcc-plugin.h.
3699 (added_pass_nodes): Move variable from plugin.c.
3700 (prev_added_pass_nodes): Move variable from plugin.c.
3701 (position_pass): New function.
3702 (register_pass): New function.
3704 2009-09-28 Easwaran Raman <eraman@google.com>
3706 * ifcvt.c (noce_try_abs): Recognize pattern and call
3707 expand_one_cmpl_abs_nojump.
3708 * optabs.c (expand_one_cmpl_abs_nojump): New function.
3709 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
3711 2009-09-28 Ian Lance Taylor <iant@google.com>
3714 * c-opts.c (c_common_handle_option): Don't set
3715 warn_jump_misses_init for -Wall.
3716 * doc/invoke.texi (Warning Options): Update documentation.
3718 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3720 * Makefile.in ($(out_object_file)): Depend on
3721 gt-$(basename $(notdir $(out_file))).h.
3723 2009-09-28 Richard Henderson <rth@redhat.com>
3725 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
3726 * except.c (gen_eh_region): Set it.
3727 (duplicate_eh_regions_1): Copy it.
3728 * tree-eh.c (lower_resx): Use it to determine which function
3731 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
3732 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
3733 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
3734 * tree.c (build_common_builtin_nodes): Remove parameter. Build
3735 BUILT_IN_CXA_END_CLEANUP if necessary.
3737 * c-common.c (c_define_builtins): Update call to
3738 build_common_builtin_nodes.
3740 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3742 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
3744 2009-09-28 Michael Matz <matz@suse.de>
3746 * builtins.c (interclass_mathfn_icode): New helper.
3747 (expand_builtin_interclass_mathfn): Use it here, and split folding
3749 (fold_builtin_interclass_mathfn): ... this new folder.
3750 (build_call_nofold_loc): New static helper.
3751 (build_call_nofold): New wrapper macro for above.
3752 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
3753 (expand_builtin_pow): Ditto.
3754 (expand_builtin_memset_args): Ditto.
3755 (expand_builtin_printf): Ditto.
3756 (expand_builtin_fprintf): Ditto.
3757 (expand_builtin_sprintf): Ditto.
3758 (expand_builtin_memory_chk): Ditto.
3759 (expand_builtin_mempcpy_args): Ditto and don't call folders.
3760 (expand_builtin_stpcpy): Ditto.
3761 (expand_builtin_strcmp): Ditto.
3762 (expand_builtin_strncmp): Ditto.
3763 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
3764 (expand_builtin_strcpy_args): Don't call folders.
3765 (expand_builtin_memcmp): Ditto.
3766 (expand_builtin_strncpy): Ditto, and use target.
3767 (expand_builtin_memcpy): Ditto.
3768 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
3769 expand_builtin_strpbrk, expand_builtin_memmove,
3770 expand_builtin_memmove_args, expand_builtin_bcopy,
3771 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
3772 expand_builtin_strspn, expand_builtin_strcspn,
3773 expand_builtin_fputs): Remove these.
3774 (expand_builtin): Don't call the above, change calls to other
3775 expanders that changed prototype.
3776 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
3777 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
3778 fold_builtin_interclass_mathfn.
3779 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
3780 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
3782 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
3783 * passes.c (init_optimization_passes): Move pass_fold_builtins
3784 after last phiopt pass.
3785 * tree-inline.c (fold_marked_statements): When folding builtins
3786 iterate over all instruction potentially generated.
3787 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
3789 (fold_gimple_call): Use it to always fold calls (into potentially
3790 multiple instructions).
3791 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
3792 calls into zero at this time.
3793 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
3794 statements generated by builtin folding.
3796 2009-09-28 Nick Clifton <nickc@redhat.com>
3798 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
3800 2009-09-28 Duncan Sands <baldrick@free.fr>
3802 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
3803 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
3804 (register_callback): Dispatch it.
3805 (invoke_plugin_callbacks): Incorporate in sanity check.
3806 * ggc.h (ggc_register_cache_tab): Add declaration.
3807 * ggc-common.c (ggc_register_root_tab): Simplify.
3808 (const_ggc_cache_tab_t): New typedef.
3809 (extra_cache_vec): New vector of dynamically added cache tables.
3810 (ggc_register_cache_tab): New function.
3811 (ggc_scan_cache_tab): New function.
3812 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
3813 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
3815 2009-09-27 Richard Henderson <rth@redhat.com>
3817 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
3818 which we remove __builtin_stack_restore.
3820 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
3822 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
3823 to test for GRD_INVARIANT.
3824 (simple_rhs_p): Anything that's function_invariant_p is fine.
3826 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
3828 * gengtype.c (main): Use plunge_files instead of plugin_output.
3830 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
3831 Rafael Avila de Espindola <espindola@google.com>
3833 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
3834 Don't print pch related info if it is false.
3835 (main): Don't print pch info in plugin mode.
3837 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
3839 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
3840 with dw_val_class_const_double.
3841 (struct dw_val_struct): Replace val_long_long with val_double and
3842 adjust for above change.
3843 (output_loc_operands): Likewise.
3844 (add_AT_long_long): Rename into...
3845 (add_AT_double): ...this.
3846 (print_die): Replace dw_val_class_long_long with
3847 dw_val_class_const_double and adjust.
3848 (attr_checksum): Likewise.
3849 (same_dw_val_p): Likewise.
3850 (size_of_die): Likewise.
3851 (value_format): Likewise.
3852 (output_die): Likewise.
3853 (loc_descriptor) <CONST_DOUBLE>: Likewise.
3854 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
3855 instead of add_AT_long_long.
3856 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
3857 value with the precision of its type.
3859 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
3862 * c-typeck.c (build_conditional_expr): Use the readonly and
3863 volatile flags of the operand types, not of the operands itself.
3865 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
3867 * collect2.c (main): Look for -brtl before adding libraries.
3869 2009-09-27 Jonathan Gray <jsg@openbsd.org>
3871 * config.gcc: Update OpenBSD targets.
3872 * config/openbsd-stdint.h: New file.
3873 * config/openbsd-libpthread.h: New file.
3874 * config/openbsd.h: Update and break out LIB_SPEC definition.
3875 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
3876 * config/i386/openbsdelf.h: Correct types.
3877 * config/m68k/openbsd.h: Likewise.
3878 * config/mips/openbsd.h: Likewise.
3879 * config/vax/openbsd.h: Likewise.
3881 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
3883 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
3884 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
3885 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
3886 of the length and zero.
3888 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3890 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
3891 (FLAGS_H): Add options.h $(REAL_H).
3892 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
3893 (TREE_VECTORIZER_H): New.
3894 (EBITMAP_H): Renamed from EBIMAP_H.
3895 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
3896 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
3897 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
3898 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
3899 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
3900 (graphite-clast-to-gimple.o, graphite-dependences.o)
3901 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
3902 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
3903 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
3904 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
3905 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
3906 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
3907 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
3908 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
3909 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
3910 updated and fixed as per above changes and per
3911 check_makefile_deps.sh output.
3914 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
3915 * configure: Regenerate.
3917 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3919 * doc/install.texi: Update minimum MPC version to 0.7.
3921 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
3923 * doc/install.texi (Binaries): Remove reference to the binary
3924 distribution CD-ROM from the FSF.
3926 2009-09-26 Michael Matz <matz@suse.de>
3930 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
3931 that are mentioned in the body.
3933 2009-09-26 Michael Matz <matz@suse.de>
3935 PR tree-optimization/41454
3936 * tree-ssa-dom (stmts_to_rescan): Remove variable.
3937 (tree_ssa_dominator_optimize): Don't allocate and free it.
3938 (dom_opt_leave_block): Don't iterate over it.
3939 (eliminate_redundant_computations): Don't return a value.
3940 (cprop_operand, cprop_into_stmt): Ditto.
3941 (optimize_stmt): Don't defer updating stmts.
3943 2009-09-25 Dodji Seketeli <dodji@redhat.com>
3945 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
3946 generic_parameter_die, template_parameter_pack_die,
3947 gen_formal_parameter_die, gen_subprogram_die): Adjust after
3948 renaming DW_TAG_formal_parameter_pack and
3949 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
3950 and DW_TAG_GNU_template_parameter_pack.
3952 2009-09-25 Anatoly Sokolov <aesok@post.ru>
3954 * config/v850/v850.h (FUNCTION_VALUE): Remove.
3955 * config/v850/v850.c (v850_function_value): New function.
3956 (TARGET_FUNCTION_VALUE): Define.
3958 2009-09-25 Jakub Jelinek <jakub@redhat.com>
3960 * tree-vect-stmts.c (vectorizable_call): Call
3961 mark_symbols_for_renaming after vect_finish_stmt_generation.
3963 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
3964 to loc_descriptor_from_tree.
3965 (add_location_or_const_value_attribute): Pass 0 instead of 2
3966 for decl_by_reference_p decls.
3968 2009-09-25 Richard Guenther <rguenther@suse.de>
3971 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
3974 2009-09-25 Ben Elliston <bje@au.ibm.com>
3976 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
3979 2009-09-25 Alan Modra <amodra@bigpond.net.au>
3981 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
3982 form of instruction.
3984 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3987 * fold-const.c (const_binop): Handle complex int division.
3988 * tree-complex.c (expand_complex_div_straight,
3989 expand_complex_div_wide): Update comments.
3991 2009-09-24 DJ Delorie <dj@redhat.com>
3994 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
3995 (reg_class): Likewise.
3996 (REG_CLASS_NAMES): Likewise.
3997 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
3998 (m32c_override_options): Disable -fivopts for M32C.
4000 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4002 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4003 Delete VSX load/store with update support.
4004 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
4005 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
4009 (VStype_load_update): Ditto.
4010 (VStype_store_update): Ditto.
4011 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4012 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4014 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
4015 load/store with update builtins.
4017 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
4019 * libgcc2.c (L_trampoline): Prototype for getpagesize
4020 and mprotect in WINNT case.
4022 2009-09-24 Anatoly Sokolov <aesok@post.ru>
4024 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
4025 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
4026 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
4027 'outgoing' argument.
4028 (TARGET_FUNCTION_VALUE): Define.
4030 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4032 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
4034 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4037 * common.opt: Initialize dwarf_strict to -1.
4038 * toplev.c (process_options): Catch unset dwarf_strict
4039 and set to 0 for all targets not overriding.
4040 * config/darwin.c (darwin_override_options): Catch unset
4041 dwarf_strict and override to 1.
4043 2009-09-24 Jeff Law <law@redhat.com>
4045 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
4047 2009-09-24 Richard Guenther <rguenther@suse.de>
4049 PR tree-optimization/36143
4050 PR tree-optimization/38747
4051 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4052 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
4054 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4057 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
4058 return false instead of gcc_unreachable (). For CONST return the
4059 value returned by recursive call instead of always returning true.
4060 (tree_add_const_value_attribute): Return the value returned by
4061 add_const_value_attribute instead of always returning true if rtl
4064 2009-09-23 Justin Seyster <jrseys@gmail.com>
4066 * Makefile.in (PLUGIN_HEADERS): Include real.h.
4068 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4070 * cgraphunit.c (cgraph_lower_function): Revert last change.
4071 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
4072 instead of DECL_NO_STATIC_CHAIN.
4073 * tree-cfg.c (verify_gimple_call): Likewise.
4074 * tree-nested.c (get_chain_decl, get_chain_field,
4075 convert_tramp_reference_op, convert_gimple_call): Likewise.
4076 (convert_all_function_calls): Likewise. Always set or clear
4077 DECL_STATIC_CHAIN initially, for !n->outer clear it.
4078 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
4079 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
4081 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
4082 DECL_NO_STATIC_CHAIN.
4083 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
4084 instead of DECL_NO_STATIC_CHAIN.
4085 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
4086 decl_function_context.
4087 * varasm.c (initializer_constant_valid_p): Likewise.
4088 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
4089 (DECL_STATIC_CHAIN): ... this.
4090 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
4091 instead of DECL_NO_STATIC_CHAIN.
4093 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
4094 Rafael Avila de Espindola <espindola@google.com>
4096 * gengtype.c (nb_plugin_files): Make it unsigned to match
4097 num_gt_files. Adjust other variables to avoid warnings.
4098 (main): Allocate an all zero lang_bitmap before each plugin file name
4099 to match regular file names.
4101 2009-09-23 Richard Henderson <rth@redhat.com>
4103 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
4104 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
4105 static chain passed in memory.
4106 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
4107 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
4108 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
4109 STATIC_CHAIN_REGNUM defined.
4111 * config/picochip/picochip-protos.h: s/class/klass/.
4112 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
4113 (picochip_static_chain): New.
4114 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
4115 (STATIC_CHAIN_INCOMING): Remove.
4117 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
4118 (xtensa_static_chain): New.
4119 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
4120 (STATIC_CHAIN_INCOMING): Remove.
4122 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4124 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
4125 * config/pa/pa-protos.h (function_value): Remove.
4126 * config/pa/pa.c (pa_function_value): Rename from function_value.
4127 Make static, add 'outgoing' argument.
4128 (TARGET_FUNCTION_VALUE): Define.
4130 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4132 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
4133 instead of cfun->machine->is_leaf.
4134 * config/avr/avr.h (machine_function): Remove is_leaf field.
4136 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4139 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
4140 DW_OP_piece after DW_OP_stack_value, adjust size calculations
4141 for it, when DW_OP_stack_value and DW_OP_implicit_value has
4142 the same size, prefer DW_OP_stack_value.
4143 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
4144 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
4146 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4149 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
4151 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4154 * cfgexpand.c (convert_debug_memory_address): New.
4155 (expand_debug_expr): Convert base address and offset to the same
4156 mode. Use it to convert addresses to other modes. Accept
4159 2009-09-23 Richard Guenther <rguenther@suse.de>
4161 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
4162 produced for bigendian targets with promoted subregs.
4164 2009-09-23 Richard Guenther <rguenther@suse.de>
4166 * value-prof.c (gimple_ic): Purge old EH edges only after building
4169 2009-09-23 Nick Clifton <nickc@redhat.com>
4171 * config/arc/arc.c (arc_trampoline_init): Fix typo.
4173 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4176 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
4179 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
4180 on non-nested functions.
4182 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4183 Jan Hubicka <jh@suse.cz>
4185 * dwarf2out.c (loc_list_plus_const): Only define if
4186 DWARF2_DEBUGGING_INFO.
4187 (address_of_int_loc_descriptor): Likewise.
4190 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
4192 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
4195 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
4196 constant is more than zero.
4198 2009-09-23 Alan Modra <amodra@bigpond.net.au>
4201 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
4202 call final to emit non-scheduled prologue, instead insert at entry.
4204 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4205 Joseph S. Myers <joseph@codesourcery.com>
4207 * doc/install.texi (*-*-freebsd*): Add proper format codes.
4209 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
4210 Rafael Avila de Espindola <espindola@google.com>
4212 * gengtype.c (is_file_equal): New function.
4213 (close_output_files): Use is_file_equal. Free of->buf.
4215 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
4216 Rafael Avila de Espindola <espindola@google.com>
4218 * gengtype.c (write_types, write_local): Add the output_header
4219 argument. Update all callers.
4221 2009-09-22 Dodji Seketeli <dodji@redhat.com>
4223 * dwarf2out.c (template_parameter_pack_die,
4224 gen_formal_parameter_pack_die ): New functions.
4225 (make_ith_pack_parameter_name): Remove this function.
4226 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
4227 DW_TAG_formal_parameter_pack.
4228 (gen_generic_params_dies): Represent each template parameter pack
4229 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
4230 represented by usual DW_TAG_template_*_parameter DIEs that are
4231 children of the DW_TAG_template_parameter_pack element DIE.
4232 (generic_parameter_die): This doesn't deal with parameter pack
4233 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
4234 of parameter pack DIEs.
4235 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
4236 in certain cases, e.g. for pack elements.
4237 (gen_formal_types_die, gen_decl_die): Adjust usage of
4238 gen_formal_parameter_die.
4239 (gen_subprogram_die): Represent each function parameter pack by a
4240 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
4241 represented by usual DW_TAG_formal_parameter DIEs that are children
4242 of the DW_TAG_formal_parameter_pack DIE. Remove references to
4243 ____builtin_va_alist decls as no part of the compiler uses those
4245 * langhooks.h (struct lang_hooks_for_decls): Add
4246 function_parm_expanded_from_pack_p, get_generic_function_decl
4247 and function_parameter_pack_p hooks. Fix comment for
4248 get_innermost_generic_parms hook.
4249 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
4250 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
4251 macros and use them to initialize lang_hook.
4253 2009-09-22 Richard Henderson <rth@redhat.com>
4255 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
4256 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
4257 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
4258 on TRAMPOLINE_TEMPLATE.
4259 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
4260 TRAMPOLINE_ADJUST_ADDRESS.
4261 * targhooks.c (default_asm_trampoline_template): Remove.
4262 (default_trampoline_adjust_address): Remove.
4263 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
4264 * targhooks.h: Update decls.
4266 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4268 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
4269 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
4270 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
4272 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
4275 * reload1.c (reload): Reset debug insns with pseudos without
4278 2009-09-22 Janis Johnson <janis187@us.ibm.com>
4280 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
4281 unconditional true for decimal float modes.
4282 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
4283 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
4285 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4287 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
4288 Enable a new case for __FreeBSD__ >= 7.
4289 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
4290 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
4291 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
4292 and USE_LD_AS_NEEDED.
4294 * doc/install.texi (*-*-freebsd*): Update target information.
4296 2009-09-22 Richard Guenther <rguenther@suse.de>
4299 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
4300 arrays really properly.
4302 2009-09-22 Richard Henderson <rth@redhat.com>
4305 * target.h (struct gcc_target): Add asm_out.trampoline_template,
4306 calls.static_chain, calls.trampoline_init,
4307 calls.trampoline_adjust_address.
4308 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4309 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
4310 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4311 * builtins.c (expand_builtin_setjmp_receiver): Use
4312 targetm.calls.static_chain; only clobber registers.
4313 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
4314 set up memory attributes properly for the trampoline block.
4315 (expand_builtin_adjust_trampoline): Use
4316 targetm.calls.trampoline_adjust_address.
4317 * calls.c (prepare_call_address): Add fndecl argument. Use
4318 targetm.calls.static_chain.
4319 * df-scan.c (df_need_static_chain_reg): Remove.
4320 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
4321 consolodate static chain handling.
4322 * doc/tm.texi: Document new hooks.
4323 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
4324 (init_emit_regs): Don't initialize them.
4325 * expr.h (prepare_call_address): Update decl.
4326 * final.c (profile_function): Use targetm.calls.static_chain.
4327 * function.c (expand_function_start): Likewise.
4328 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
4329 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
4330 only clobber registers.
4331 * targhooks.c (default_static_chain): New.
4332 (default_asm_trampoline_template, default_trampoline_init): New.
4333 (default_trampoline_adjust_address): New.
4334 * targhooks.h: Declare them.
4335 * varasm.c (assemble_trampoline_template): Use
4336 targetm.asm_out.trampoline_template. Make the memory block const
4339 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
4340 alpha_initialize_trampoline. Make static. Merge VMS parameter
4341 differences into the TARGET_ABI_OPEN_VMS code block.
4342 (TARGET_TRAMPOLINE_INIT): New.
4343 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
4344 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
4345 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
4346 (INITIALIZE_TRAMPOLINE): Remove.
4348 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
4349 (TRAMPOLINE_TEMPLATE): Merge with ...
4350 (INITIALIZE_TRAMPOLINE): ... this and move ...
4351 * config/arc/arc.c (arc_trampoline_init): ... here.
4352 (TARGET_TRAMPOLINE_INIT): New.
4354 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4355 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4356 (arm_asm_trampoline_template): New.
4357 (arm_trampoline_init, arm_trampoline_adjust_address): New.
4358 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
4359 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
4360 code to arm_asm_trampoline_template.
4361 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
4362 arm_trampoline_adjust_address.
4363 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
4364 adjust for target hook parameters.
4366 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
4369 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
4370 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
4371 (bfin_trampoline_init): Rename from initialize_trampoline;
4372 make static; update for target hook parameters.
4373 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
4374 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
4375 bfin_asm_trampoline_template.
4376 (INITIALIZE_TRAMPOLINE): Remove.
4378 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4379 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
4380 cris_trampoline_init): New.
4381 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
4382 cris_asm_trampoline_template.
4383 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
4384 adjust for target hook parameters.
4386 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
4388 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4389 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
4390 fr30_trampoline_init): New.
4391 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
4392 fr30_asm_trampoline_template.
4393 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
4394 adjust for target hook parameters.
4396 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
4397 (frv_trampoline_init): Rename from frv_initialize_trampoline;
4398 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
4399 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
4400 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
4402 * config/h8300/h8300.c (h8300_trampoline_init): New.
4403 (TARGET_TRAMPOLINE_INIT): New.
4404 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
4405 to h8300_trampoline_init and adjust for hook parameters.
4407 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
4408 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
4409 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
4410 make static; adjust for hook parameters.
4411 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
4413 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4414 (TARGET_TRAMPOLINE_INIT): New.
4415 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
4416 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
4417 iq2000_asm_trampoline_template.
4418 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
4419 (TRAMPOLINE_CODE_SIZE): New.
4420 (TRAMPOLINE_SIZE): Use it.
4421 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
4423 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
4424 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
4425 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
4426 adjust for hook parameters.
4427 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
4429 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
4430 (m32r_trampoline_init): New.
4431 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
4432 m32r_trampoline_init.
4434 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
4435 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
4436 make static; update for hook parameters.
4437 * config/m68hc11/m68hc11-protos.h: Update.
4438 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
4440 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4441 (TARGET_TRAMPOLINE_INIT): New.
4442 (mcore_function_value): Fix typo.
4443 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
4444 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
4445 to mcore_asm_trampoline_template.
4446 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
4448 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
4449 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
4450 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
4451 update for hook parameters.
4452 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
4454 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4455 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4456 mips_trampoline_init): New.
4457 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
4458 mips_asm_trampoline_template.
4459 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
4460 update for hook parameters.
4462 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4463 (TARGET_TRAMPOLINE_INIT): New.
4464 (mmix_trampoline_size): Remove.
4465 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
4466 make static. Remove out-of-date tetra vs octa comment.
4467 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
4468 make static; update for hook parameters.
4469 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
4470 (INITIALIZE_TRAMPOLINE): Remove.
4471 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
4472 (TRAMPOLINE_ALIGNMENT): New.
4473 * gcc/config/mmix/mmix-protos.h: Update.
4475 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4476 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4477 mn10300_trampoline_init): New.
4478 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
4479 mn10300_asm_trampoline_template.
4480 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
4482 * config/moxie/moxie.c (moxie_static_chain,
4483 moxie_asm_trampoline_template, moxie_trampoline_init,
4484 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
4485 TARGET_TRAMPOLINE_INIT): New.
4486 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
4487 moxie_trampoline_init.
4488 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
4489 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
4491 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4492 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4493 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
4494 pa_trampoline_adjust_address): New.
4495 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
4496 pa_asm_trampoline_template.
4497 (TRAMPOLINE_ALIGNMENT): New.
4498 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
4499 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
4500 adjust for hook parameters.
4501 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
4503 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
4504 (TARGET_TRAMPOLINE_INIT): New.
4505 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
4506 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
4508 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
4510 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
4511 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
4512 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
4513 make static; adjust parameters for the hook.
4514 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
4516 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
4517 s390_trampoline_template; make static.
4518 (s390_trampoline_init): Rename from s390_initialize_trampoline;
4519 make static; adjust for target hook.
4520 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
4521 * config/s390/s390-protos.h: Remove trampoline decls.
4522 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
4523 (TRAMPOLINE_TEMPLATE): Remove.
4524 (TRAMPOLINE_ALIGNMENT): New.
4526 * config/score/score-protos.h (score_initialize_trampoline): Remove.
4527 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4528 (TARGET_TRAMPOLINE_INIT): New.
4529 (score_asm_trampoline_template): New.
4530 (score_trampoline_init): Rename from score_initialize_trampoline;
4531 make static; adjust for hook parameters.
4532 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
4533 score[37]_asm_trampoline_template.
4534 (INITIALIZE_TRAMPOLINE): Remove.
4535 * config/score/score3.c (score3_asm_trampoline_template): New.
4536 (score3_trampoline_init): Rename from score3_initialize_trampoline;
4537 adjust for target hook.
4538 * config/score/score7.c (score7_asm_trampoline_template): New.
4539 (score7_trampoline_init): Rename from score7_initialize_trampoline;
4540 adjust for target hook.
4541 * config/score/score3.h, config/score/score7.h: Update.
4543 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
4544 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
4545 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4546 (sh_trampoline_init): Rename from sh_initialize_trampoline;
4547 make static; adjust for target hook parameters.
4548 (sh_trampoline_adjust_address): New.
4549 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
4550 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
4552 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
4553 (sparc32_initialize_trampoline): Rename from
4554 sparc_initialize_trampoline; make static; replace tramp parameter
4555 with m_tramp and update memory accesses.
4556 (sparc64_initialize_trampoline): Similarly.
4557 (sparc_trampoline_init): New.
4558 * config/sparc/sparc-protos.h: Remove trampoline decls.
4559 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
4560 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
4562 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
4563 (array_to_constant): Make ARR parameter const.
4564 (spu_trampoline_init): Rename from spu_initialize_trampoline;
4565 make static; update for hook parameters.
4566 * config/spu/spu-protos.h: Update decls.
4567 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
4569 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
4570 from xstormy16_initialize_trampoline; make static; update for
4572 (TARGET_TRAMPOLINE_INIT): New.
4573 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
4575 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4576 (TARGET_TRAMPOLINE_INIT): New.
4577 (v850_can_eliminate): Make static.
4578 (v850_asm_trampoline_template, v850_trampoline_init): New.
4579 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
4580 v850_asm_trampoline_template.
4581 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
4582 and adjust for target hook parameters.
4584 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4585 (TARGET_TRAMPOLINE_INIT): New.
4586 (vax_asm_trampoline_template, vax_trampoline_init): New.
4587 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
4588 vax_asm_trampoline_template.
4589 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
4591 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4592 (TARGET_TRAMPOLINE_INIT): New.
4593 (xtensa_asm_trampoline_template): Rename from
4594 xtensa_trampoline_template; make static.
4595 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
4596 make static; update for hook parameters.
4597 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
4598 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
4599 (INITIALIZE_TRAMPOLINE): Remove.
4601 * config/i386/i386.c (ix86_function_regparm): Do not issue an
4602 error for nested functions with regparm=3.
4603 (ix86_compute_frame_layout): Adjust frame pointer offset for
4604 ix86_static_chain_on_stack.
4605 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
4606 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
4607 don't reset to UNITS_PER_WORD.
4608 (ix86_emit_leave): Adjust ix86_cfa_state.
4609 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
4610 (ix86_static_chain): New.
4611 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
4612 make static; update for target hook parameters; use ix86_static_chain.
4613 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
4614 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
4615 (INITIALIZE_TRAMPOLINE): Remove.
4616 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
4617 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
4618 to the end. Add static_chain_on_stack.
4619 (ix86_static_chain_on_stack): New.
4621 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
4622 (m68k_output_mi_thunk): Don't use static_chain_rtx.
4623 (m68k_trampoline_init): New.
4624 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
4625 m68k_trampoline_init and adjust for hook parameters.
4626 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
4627 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
4629 2009-09-22 Jakub Jelinek <jakub@redhat.com>
4631 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
4632 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
4634 * reload1.c (reload): Call wrap_constant when substituting
4635 reg for equiv inside of DEBUG_INSNs.
4638 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
4639 add_call_src_coords_attributes, add_high_low_attributes,
4640 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
4641 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
4642 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
4643 when -gdwarf-2 -gstrict-dwarf.
4644 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
4645 -gdwarf-[23] -gstrict-dwarf.
4646 (address_of_int_loc_descriptor, loc_descriptor,
4647 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
4648 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
4649 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
4651 2009-09-22 Richard Guenther <rguenther@suse.de>
4653 PR tree-optimization/41428
4654 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
4655 (ccp_finalize): Pass it to substitute_and_fold.
4657 2009-09-22 Richard Guenther <rguenther@suse.de>
4659 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
4660 (substitute_and_fold): Adjust prototype.
4661 * tree-vrp.c (vrp_evaluate_conditional): Make static.
4662 (simplify_stmt_using_ranges): Likewise.
4663 (fold_predicate_in): Move here from tree-ssa-propagate.c.
4664 (vrp_fold_stmt): New function.
4665 (vrp_finalize): Pass it to substitute_and_fold.
4666 * tree-flow.h (vrp_evaluate_conditional): Remove.
4667 (simplify_stmt_using_ranges): Likewise.
4668 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
4669 * tree-ssa-copy.c (fini_copy_prop): Likewise.
4670 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
4672 (fold_predicate_in): Move to tree-vrp.c.
4673 (substitute_and_fold): Use the callback instead of calling into
4674 tree-vrp.c functions directly.
4676 2009-09-22 Jakub Jelinek <jakub@redhat.com>
4678 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
4679 comparison warning on rs6000.
4682 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
4683 GIMPLE_EH_MUST_NOT_THROW cleanup.
4684 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4686 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
4689 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
4690 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
4691 LIB_SPEC for darwin10 and later since it always uses the unwinder in
4692 libSystem which is derived from the gcc 4.2.1 unwinder.
4694 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4697 * varasm.c (default_encode_section_info): Copy TLS model into
4698 sym_ref flags regardless of backend support for TLS, for all
4699 model types except TLS_MODEL_EMULATED.
4701 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4704 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
4705 we can handle it correctly.
4707 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
4709 * doc/install.texi (os2): Remove section.
4711 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
4713 * doc/standards.texi (Objective-C): Adjust two URLs.
4715 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
4717 * tree-tailcall.c (process_assignment): Don't check if a
4718 multiplication or an addition are already present.
4719 (find_tail_calls): Combine multiple additions and multiplications.
4720 (adjust_accumulator_values): Emit accumulators.
4722 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
4724 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
4725 xmm register restore.
4727 2009-09-21 Jan Hubicka <jh@suse.cz>
4729 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
4730 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
4733 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
4735 * stor-layout.c (layout_type): Remove obsolete code.
4737 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
4740 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
4742 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4745 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
4746 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
4747 (fold_builtin_2, do_mpc_arg1): Update accordingly.
4748 * fold-const.c (const_binop): Likewise.
4749 * real.h (do_mpc_arg2): Update prototype.
4751 2009-09-20 Jan Hubicka <jh@suse.cz>
4753 * dwarf2out.c (add_const_value_attribute): Return true if successful.
4754 (add_location_or_const_value_attribute): Rewrite using
4756 (tree_add_const_value_attribute): Return true if successful.
4757 (tree_add_const_value_attribute_for_decl): Likewise.
4759 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
4760 (loc_descriptor): ... here;
4761 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4762 (cst_pool_loc_descr): Break out from ...; do not reffer constant
4763 pool items that was not marked for output.
4764 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
4765 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4766 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4767 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
4768 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
4769 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
4770 DW_OP_stack_value to get address of items that are not available
4772 (dw_loc_list): Handle single element lists correctly.
4774 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
4775 Pascal Obry <obry@adacore.com>
4777 * unwind-dw2-fde.c (classify_object_over_fdes):
4778 Cast the constant 1 to _Unwind_Ptr.
4779 (add_fdes): Likewise.
4780 (linear_search_fdes): Likewise.
4782 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
4784 * stor-layout.c (set_sizetype): Avoid useless type copy.
4786 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4788 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
4790 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
4791 * configure, config.in: Regenerate.
4792 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
4794 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
4795 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
4796 for global data if the output could be used in a shared library.
4797 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
4798 to 0 if TARGET_WRITABLE_EH_FRAME.
4800 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
4802 PR rtl-optimization/39886
4803 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
4804 just when insn is equal to BB_END (bb).
4806 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
4808 * config/mips/mips.opt (mrelax-pic-calls): New option.
4809 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
4811 (mips_unspec_call): Change "unspec_call" expander into this.
4812 (mips_strip_unspec_call): New function.
4813 (mips_got_load): Call mips_unspec_call instead of
4814 gen_unspec_call<mode>.
4815 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
4817 (mips_cfg_in_reorg): New function.
4818 (mips16_lay_out_constants): Use it to decide whether to call
4819 CFG-aware insn splitting.
4820 (r10k_insert_cache_barriers): Move CFG set-up code from here to
4821 mips_reorg. Move DF set-up code from here ...
4822 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
4824 (mips_reorg): Call mips_df_reorg instead of
4825 r10k_insert_cache_barriers. Move CFG set-up code here from
4826 r10k_insert_cache_barriers.
4827 (mips_call_expr_from_insn): New function.
4828 (mips_pic_call_symbol_from_set): Likewise.
4829 (mips_find_pic_call_symbol): Likewise.
4830 (mips_annotate_pic_call_expr): Likewise.
4831 (mips_get_pic_call_symbol): Likewise.
4832 (mips_annotate_pic_calls): Likewise.
4833 (mips_override_options): Disable -mrelax-pic-calls unless PIC
4835 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
4836 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
4837 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
4839 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
4840 (unspec_call<mode>): Remove it.
4841 (sibcall_internal, sibcall_value_internal,
4842 sibcall_value_multiple_internal, call_internal, call_split,
4843 call_value_internal, call_value_split,
4844 call_value_multiple_internal, call_value_multiple_split): Pass
4845 SIZE_OPNO to MIPS_CALL.
4846 (call_internal_direct, call_direct_split,
4847 call_value_internal_direct, call_value_direct_split): Pass -1 as
4848 SIZE_OPNO to MIPS_CALL.
4849 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
4850 * configure: Regenerate.
4851 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
4852 and -mno-relax-pic-calls.
4853 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
4855 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4858 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
4859 in the directory this rule is called from, rather than the
4860 toplevel 'gcc' directory, to fix in-tree build.
4862 2009-09-19 Chris Demetriou <cgd@google.com>
4864 PR preprocessor/28435:
4865 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
4866 to cpplib that the preprocessor output is needed.
4868 2009-09-19 Jakub Jelinek <jakub@redhat.com>
4870 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
4871 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
4872 *return_and_restore_fpregs_<mode>,
4873 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
4876 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
4877 instead of assuming it has always a REG inside of it.
4879 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
4881 * config/freebsd.h: Update comment on types.
4882 (WINT_TYPE): Define.
4884 2009-09-18 Jason Merrill <jason@redhat.com>
4886 * c.opt: Add -fno-deduce-init-list.
4888 2009-09-18 Neil Vachharajani <nvachhar@google.com>
4890 * value-prof.c (interesting_stringop_to_profile_p): Added output
4891 argument to indicate which parameter is the size parameter.
4892 * value-prof.c (gimple_stringop_fixed_value): Use
4893 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
4894 * value-prof.c (gimple_stringops_transform): Update call sites to
4895 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
4897 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
4900 From David Binderman <dcb314@hotmail.com>:
4901 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
4902 local variable f. Remove stale comments.
4903 (ix86_compute_frame_layout): Remove useless local variable total_size.
4904 Remove #if 0'd code.
4905 (legitimate_address_p): Remove useless local variables
4906 reason_rtx and reason.
4907 (ix86_split_copysign_const): Remove useless local variable op1.
4908 (scale_counter): Remove useless local variable piece_size_mask.
4910 2009-09-18 Jakub Jelinek <jakub@redhat.com>
4912 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
4915 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
4918 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
4920 2009-09-17 Jakub Jelinek <jakub@redhat.com>
4922 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
4925 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
4927 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
4928 DW_OP_implicit_value even without dwarf_version 4.
4930 2009-09-17 Jan Hubicka <jh@suse.cz>
4932 * dwarf2out.c: Include tree-pass.h and gimple.h.
4933 (loc_list_plus_const): New function.
4934 (loc_descriptor_from_tree_1): Rename to ...
4935 (loc_descriptor_from_tree): ... remove original.
4936 (loc_list_from_tree): New function.
4937 (add_AT_location_description): Accept location list.
4938 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
4939 (concatn_mem_loc_descriptor): Remove.
4940 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
4942 (secname_for_decl): Move up.
4943 (hidden_reference_p): New function; break out from ...
4944 (loc_by_refernece): ... here; move up.
4945 (dw_loc_list): New function.
4946 (single_element_loc_list): New function.
4947 (single_element_loc_list_p): New function.
4948 (add_loc_descr_to_each): New function.
4949 (add_loc_list): New function.
4950 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
4951 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
4952 add diagnostics why expansion failed.
4953 (add_location_or_const_value_attribute): Support location lists.
4954 (add_bound_info): Likewise.
4955 (descr_info_loc): Update call of loc_descriptor_from_tree.
4956 (gen_variable_die): Work on location lists.
4957 * final.c (pass_final): Add dump file.
4958 * Makefile.in (dwarf2out.o): Add new dependencies.
4960 2009-09-17 Janis Johnson <janis187@us.ibm.com>
4963 * real.c decimal_from_integer, decimal_integer_string): New.
4964 (real_from_integer): Use them as special case for decimal float.
4965 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
4966 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
4967 Do not append zero after the decimal point in string to convert.
4969 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
4971 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
4972 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
4974 2009-09-17 Martin Jambor <mjambor@suse.cz>
4976 * common.opt (fipa-sra): New switch.
4977 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
4978 * timevar.def (TV_IPA_SRA): New timevar.
4979 * params.def (ipa-sra-ptr-growth-factor): New parameter.
4980 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
4981 * tree-sra.c: Include cgraph.c.
4982 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
4983 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
4984 and grp_not_necessarilly_dereferenced.
4985 (func_param_count): New variable.
4986 (encountered_apply_args): New variable.
4987 (bb_dereferences): New variable.
4988 (final_bbs): New variable.
4989 (no_accesses_representant): New variable.
4990 (no_accesses_p): New function.
4991 (dump_access): Dump the new fields.
4992 (sra_initialize): Set encountered_apply_args to false.
4993 (get_ssa_base_param): New function.
4994 (mark_parm_dereference): New function.
4995 (create_access): Caring for INIDRECT_REFs and different handling of
4996 varialble length accesses in early IPA SRA. Store the stmt - a new
4997 parameter - to the new access.
4998 (build_access_from_expr_1): New parameter stmt, passed to
4999 create_access. Handle INDIRECT_REFs.
5000 (build_access_from_expr): Pass the current statement to
5001 build_access_from_expr_1.
5002 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
5004 (build_accesses_from_assign): Pass the current statement to
5005 build_access_from_expr_1. Do not create assign links in IPA-SRA.
5006 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
5007 final_bbs when necessary. Check for calls to __builtin_apply_args.
5008 Fixup EH info if anythng was changed.
5009 (is_unused_scalar_param): New function.
5010 (ptr_parm_has_direct_uses): New function.
5011 (find_param_candidates): New function.
5012 (mark_maybe_modified): New function.
5013 (analyze_modified_params): New function.
5014 (propagate_dereference_distances): New function.
5015 (dump_dereferences_table): New function.
5016 (analyze_caller_dereference_legality): New function.
5017 (unmodified_by_ref_scalar_representative): New function.
5018 (splice_param_accesses): New function.
5019 (decide_one_param_reduction): New function.
5020 (enum ipa_splicing_result): New type.
5021 (splice_all_param_accesses): New function.
5022 (get_param_index): New function.
5023 (turn_representatives_into_adjustments): New function.
5024 (analyze_all_param_acesses): New function.
5025 (get_replaced_param_substitute): New function.
5026 (get_adjustment_for_base): New function.
5027 (replace_removed_params_ssa_names): New function.
5028 (sra_ipa_reset_debug_stmts): New function.
5029 (sra_ipa_modify_expr): New function.
5030 (sra_ipa_modify_assign): New function.
5031 (convert_callers): New function.
5032 (modify_function): New function.
5033 (ipa_sra_preliminary_function_checks): New function.
5034 (ipa_early_sra): New function.
5035 (ipa_early_sra_gate): New function.
5036 (pass_early_ipa_sra): New variable.
5037 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
5039 2009-09-17 Michael Matz <matz@suse.de>
5042 * tree.c (build_type_attribute_qual_variant): Export.
5043 * tree.h (build_type_attribute_qual_variant): Declare.
5044 * tree-inline.c (remap_type_1): Use it to build variants with
5045 the original qualifiers and attributes.
5047 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5049 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
5050 without a fallthrough edge.
5052 2009-09-16 DJ Delorie <dj@redhat.com>
5054 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
5055 chip and ignore the "fast_interrupt" attribute if so.
5057 2009-09-16 Richard Henderson <rth@redhat.com>
5060 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
5063 2009-09-16 Richard Henderson <rth@redhat.com>
5066 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
5067 is set only if DECL_NO_STATIC_CHAIN is unset.
5068 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
5069 (FOR_EACH_NEST_INFO): New.
5070 (walk_all_functions): Use it.
5071 (finalize_nesting_tree): Likewise.
5072 (unnest_nesting_tree): Likewise.
5073 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
5074 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
5075 (convert_gimple_call): Early out if gimple_call_chain already set.
5076 (convert_all_function_calls): Iterate until no new functions
5077 require a static chain.
5078 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
5079 when building a trampoline. Use dump_function_to_file instead
5081 (lower_nested_functions): Open dump_file. Validate that decls
5082 that have DECL_NO_STATIC_CHAIN from the front end don't have that
5083 bit reset by this pass.
5085 2009-09-16 Michael Matz <matz@suse.de>
5088 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
5089 shorten decl_common_unused.
5090 (DECL_RESTRICTED_P): New accessor.
5091 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
5092 to disambiguate marked decls and restrict pointers.
5094 2009-09-16 Richard Henderson <rth@redhat.com>
5097 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
5099 2009-09-16 Jakub Jelinek <jakub@redhat.com>
5101 * integrate.c (set_block_abstract_flags): Call
5102 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
5104 2009-09-16 Richard Guenther <rguenther@suse.de>
5107 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
5110 2009-09-16 DJ Delorie <dj@redhat.com>
5111 Kaz Kojima <kkojima@gcc.gnu.org>
5113 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
5114 (sh_expand_prologue): Update calls to output_stack_adjust.
5115 (sh_expand_epilogue): Likewise.
5117 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
5120 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
5121 trying to limit the extent of searches in the insn stream.
5123 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
5124 Jakub Jelinek <jakub@redhat.com>
5128 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
5130 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
5131 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
5132 (rs6000_savres_strategy): Always save FP registers inline if the
5133 target doesn't support hardware double-precision. Set the above
5134 bits in return value when needed.
5135 (rs6000_savres_routine_sym): Fix computation for cache selector.
5136 Mark the generated symbol as a function. Rename exitp argument to
5137 lr. Move code for determining the name of the symbol...
5138 (rs6000_savres_routine_name): ...here. New function. Add cases for
5139 getting the names right on AIX and 64-bit Linux.
5140 (savres_routine_name): New variable.
5141 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
5142 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
5143 on what the target routine uses as a base register. If savep && lr
5144 describe saving of r0 into memory slot.
5145 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
5146 line calls for AIX ABI.
5147 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
5148 determine FP save/restore functions.
5149 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
5150 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
5152 (rs6000_emit_epilogue): Adjust computation of restore_lr.
5153 Duplicate restoration of LR and execute the appropriate one
5154 depending on whether GPRs are being restored inline. Set r11 from
5155 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
5156 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
5157 Fix out of line calls for AIX ABI.
5158 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
5160 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
5162 (*restore_gpregs_spe): Likewise.
5163 (*return_and_restore_gpregs_spe): Likewise.
5164 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5165 Define to empty string unconditionally.
5166 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5167 Define to empty string unconditionally.
5168 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
5171 2009-09-15 Jan Hubicka <jh@suse.cz>
5173 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
5174 * params.def (inline-insns-auto): Likewise.
5176 2009-09-15 Martin Jambor <mjambor@suse.cz>
5178 * ipa-inline.c (estimate_function_body_sizes): Dump info about
5179 individual statements only at TDF_DETAILS dump level. Format
5180 source for 80 characters per line.
5182 2009-09-15 Christian Bruel <christian.bruel@st.com>
5184 * regrename.c (do_replace): Update REG_DEAD notes.
5186 2009-09-15 Revital Eres <eres@il.ibm.com>
5188 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
5189 * targhooks.c (default_builtin_support_vector_misalignment):
5190 New builtin function.
5191 * targhooks.h (default_builtin_support_vector_misalignment):
5193 * target.h (builtin_support_vector_misalignment):
5194 New field in struct gcc_target.
5195 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
5196 new builtin function.
5197 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
5199 * config/rs6000/rs6000.c
5200 (rs6000_builtin_support_vector_misalignment): New function.
5201 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
5203 2009-09-15 Jie Zhang <jie.zhang@analog.com>
5205 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
5207 (bfin_optimize_loop): Likewise.
5208 (bfin_gen_bundles): Likewise.
5209 (workaround_speculation): Likewise.
5210 (find_load): Return NULL_RTX for debug_insn.
5212 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
5214 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
5217 2009-09-14 DJ Delorie <dj@redhat.com>
5219 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
5220 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
5223 2009-09-14 Richard Henderson <rth@redhat.com>
5224 Jakub Jelinek <jakub@redhat.com>
5226 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
5227 * cfgbuild.c (make_edges): Handle asm goto.
5228 * cfglayout.c (fixup_reorder_chain): Likewise.
5229 * cfgrtl.c (patch_jump_insn): Likewise.
5230 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
5231 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
5232 (gimple_build_asm_vec): Add and use labels parameter.
5233 (gimple_build_asm): Remove.
5234 (walk_gimple_asm): Walk labels too.
5235 * gimple.def (GIMPLE_ASM): Update docs.
5236 * gimple.h: Update decls.
5237 (struct gimple_statement_asm): Change nc to use unsigned char;
5239 (gimple_asm_nlabels): New.
5240 (gimple_asm_label_op, gimple_asm_set_label_op): New.
5241 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
5242 into gimple_build_asm_vec.
5243 * jump.c (mark_jump_label_asm): New.
5244 (mark_jump_label): Use it.
5245 (redirect_jump_1): Handle asm goto.
5246 (invert_jump_1): Soft fail if X is null.
5247 * recog.c (extract_asm_operands): New.
5248 (asm_noperands): Use it; handle asm labels.
5249 (decode_asm_operands): Use extract_asm_operands.
5250 (asm_operand_ok): Properly handle empty string.
5251 * reg-stack.c (get_asm_operands_in_out): Rename from
5252 get_asm_operand_n_inputs; use extract_asm_operands; return both
5253 inputs and outputs by reference; update all callers.
5254 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
5255 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
5256 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
5257 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
5258 (extract_asm_operands): Declare.
5259 * stmt.c (expand_asm_operands): Add and use labels parameter.
5260 (check_unique_operand_names): Likewise.
5261 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
5262 (expand_asm_stmt): Handle asm labels.
5263 * tree-cfg.c (make_gimple_asm_edges): New.
5264 (make_edges): Use it.
5265 (cleanup_dead_labels): Handle asm labels.
5266 (is_ctrl_altering_stmt): Likewise.
5267 (gimple_redirect_edge_and_branch): Likewise.
5268 * tree.def (ASM_EXPR): Add 5th operand.
5269 * tree.h (ASM_LABELS): New.
5270 (resolve_asm_operand_names): Update decl.
5272 * c-parser.c (c_parser_asm_statement): Parse asm goto.
5273 (c_parser_asm_goto_operands): New.
5274 * c-tree.h (build_asm_expr): Update decl.
5275 * c-typeck.c (build_asm_expr): Add and use labels parameter.
5276 * doc/extend.texi: Document asm goto.
5278 2009-09-14 Richard Henderson <rth@redhat.com>
5280 * except.h: Update declarations.
5281 (struct pointer_map_t): Forward declare.
5282 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
5283 (struct eh_landing_pad_d, eh_landing_pad): New.
5284 (struct eh_catch_d, eh_catch): New.
5285 (struct eh_region_d): Remove next_region_sharing_label, aka,
5286 label, tree_label, landing_pad, post_landing_pad, resume,
5287 may_contain_throw. Rename region_number to index. Remove
5288 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
5289 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
5290 (VEC(eh_landing_pad,gc)): New.
5291 (struct eh_status): Remove last_region_number. Add lp_array,
5292 throw_stmt_table, ttype_data, ehspec_data.
5293 (ehr_next, FOR_ALL_EH_REGION_AT): New.
5294 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
5295 * except.c (lang_protect_cleanup_actions): Return tree.
5296 (struct ehl_map_entry): Remove.
5297 (init_eh_for_function): Push zero entries for region and lp_array.
5298 (gen_eh_region): Add to region_array immediately.
5299 (gen_eh_region_catch): Operate on eh_catch objects.
5300 (gen_eh_landing_pad): New.
5301 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
5302 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
5303 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
5304 (get_eh_landing_pad_from_number_fn): New.
5305 (get_eh_landing_pad_from_number): New.
5306 (get_eh_region_from_lp_number_fn): New.
5307 (get_eh_region_from_lp_number): New.
5308 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
5309 (get_exception_pointer, get_exception_filter): Remove.
5310 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
5311 (current_function_has_exception_handlers): Simplify.
5312 (bring_to_root, eh_region_replaceable_by_p): Remove.
5313 (replace_region, hash_type_list, hash_eh_region): Remove.
5314 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
5315 (label_to_region_map, num_eh_regions): Remove.
5316 (get_next_region_sharing_label, must_not_throw_labels): Remove.
5317 (find_exception_handler_labels): Remove.
5318 (duplicate_eh_regions_0, find_prev_try): Remove.
5319 (struct duplicate_eh_regions_data): New.
5320 (duplicate_eh_regions_1): Rewrite.
5321 (duplicate_eh_regions): Return a pointer map instead of an
5323 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
5324 (redirect_eh_edge_to_label): Remove.
5325 (eh_region_outermost): Rewrite using eh_region pointers
5326 instead of integers.
5327 (add_ttypes_entry): Update for ttype_data move to eh_status.
5328 (add_ehspec_entry): Rewrite with VEC instead of varray.
5329 (assign_filter_values): Likewise. Export.
5330 (build_post_landing_pads, connect_post_landing_pads): Remove.
5331 (dw2_build_landing_pads): Rewrite to use lp_array.
5332 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
5333 (sjlj_assign_call_site_values): Rewrite to use lp_array.
5334 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
5335 (sjlj_mark_call_sites): Update for landing pad numbers.
5336 (finish_eh_generation): Rewrite.
5337 (gate_handle_eh): Do nothing for no eh tree.
5338 (pass_rtl_eh): Move up near finish_eh_generation.
5339 (remove_eh_landing_pad): New.
5340 (remove_eh_handler): Export.
5341 (remove_eh_region, remove_eh_handler_and_replace): Remove.
5342 (for_each_eh_label): Rewrite to use lp_array.
5343 (make_reg_eh_region_note): New.
5344 (make_reg_eh_region_note_nothrow_nononlocal): New.
5345 (insn_could_throw_p): New.
5346 (copy_reg_eh_region_note_forward): New.
5347 (copy_reg_eh_region_note_backward): New.
5348 (check_handled, add_reachable_handler): Remove.
5349 (reachable_next_level, foreach_reachable_handler): Remove.
5350 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
5351 (get_eh_region_and_lp_from_rtx): New.
5352 (get_eh_region_from_rtx): New.
5353 (can_throw_internal_1, can_throw_external_1): Remove.
5354 (can_throw_internal): Use get_eh_region_from_rtx.
5355 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
5356 (insn_nothrow_p, can_nonlocal_goto): New.
5357 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
5358 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
5359 (add_action_record): Use VEC not varray.
5360 (collect_one_action_chain): Update for eh_region changes.
5361 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
5362 Use get_eh_region_and_lp_from_rtx.
5363 (gate_convert_to_eh_region_ranges): New.
5364 (pass_convert_to_eh_region_ranges): Use it.
5365 (push_uleb128, push_sleb128): Use VEC not varray.
5366 (output_one_function_exception_table): Likewise.
5367 (dump_eh_tree): Update for eh_region changes.
5368 (verify_eh_tree): Likewise.
5369 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
5370 * tree-eh.c: Include target.h.
5371 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
5372 Don't disallow GIMPLE_RESX; adjust argument check.
5373 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
5374 (record_stmt_eh_region): Update for landing pad numbers;
5375 generate a landing pad if necessary.
5376 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
5377 (remove_stmt_from_eh_lp_fn): Similarly.
5378 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
5379 Update for lp numbers; don't special case missing throw_stmt_table.
5380 (lookup_expr_eh_lp): Similarly.
5381 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
5382 (eh_seq, eh_region_may_contain_throw): New.
5383 (struct leh_state): Add ehp_region.
5384 (struct leh_tf_state): Remove eh_label.
5385 (emit_post_landing_pad): New.
5386 (emit_resx, emit_eh_dispatch): New.
5387 (note_eh_region_may_contain_throw): New.
5388 (frob_into_branch_around): Take eh_region not eh label;
5389 emit eh code into eh_seq.
5390 (honor_protect_cleanup_actions): Early exit for no actions. Don't
5391 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
5392 lower_eh_must_not_throw. Emit code to eh_seq.
5393 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
5394 (lower_try_finally_onedest): Likewise.
5395 (lower_try_finally_copy): Likewise.
5396 (lower_try_finally_switch): Likewise.
5397 (lower_try_finally): Initialize ehp_region.
5398 (lower_catch): Update for eh_catch objects.
5399 (lower_eh_filter): Don't handle must_not_throw.
5400 (lower_eh_must_not_throw): New.
5401 (lower_cleanup): Don't set eh_label.
5402 (lower_eh_constructs_2): Resolve eh builtins.
5403 Handle GIMPLE_EH_MUST_NOT_THROW.
5404 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
5405 Add eh_seq to the end of the function body.
5406 (make_eh_dispatch_edges): New.
5407 (make_eh_edge): Remove.
5408 (make_eh_edges): Simplify for landing pads.
5409 (redirect_eh_edge_1): New.
5410 (redirect_eh_edge): Use it.
5411 (redirect_eh_dispatch_edge): New.
5412 (stmt_could_throw_p): Use a switch. Allow RESX.
5413 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
5414 (stmt_can_throw_internal): Likewise.
5415 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
5416 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
5417 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
5418 (gate_refactor_eh): New.
5419 (pass_refactor_eh): Use it.
5420 (lower_resx, execute_lower_resx, pass_lower_resx): New.
5421 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
5422 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
5423 (remove_unreachable_handlers): Rename from
5424 tree_remove_unreachable_handlers; rewrite for landing pads;
5425 call remove_eh_handler directly.
5426 (remove_unreachable_handlers_no_lp): New.
5427 (unsplit_eh, unsplit_all_eh): New.
5428 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
5429 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
5430 (cleanup_empty_eh_unsplit): New.
5431 (cleanup_empty_eh): Rewrite.
5432 (cleanup_all_empty_eh): New.
5433 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
5434 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
5435 (gate_cleanup_eh): New.
5436 (pass_cleanup_eh): Use it.
5437 (verify_eh_edges): Move later in file. Expect one EH edge.
5438 (verify_eh_dispatch_edge): New.
5440 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
5441 (gtype-desc.o): Add TARGET_H.
5442 (tree.o): Use EXCEPT_H, not except.h.
5443 (cfgbuild.o): Add EXPR_H.
5444 (GTFILES): Add vecprim.h.
5445 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
5446 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
5447 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
5448 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
5449 * calls.c (emit_call_1): Use make_reg_eh_region_note.
5450 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
5451 calls to can_throw_internal.
5452 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
5453 (make_edges): Don't handle RESX; use can_nonlocal_goto.
5454 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
5455 (expand_gimple_stmt): Use make_reg_eh_region_note.
5456 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
5457 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
5458 or find_exception_handler_labels.
5459 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
5460 there is exacly one EH edge. Use can_nonlocal_goto and
5462 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
5463 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
5464 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
5465 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
5466 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
5467 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
5468 * dse.c (scan_insn): Use insn_could_throw_p.
5469 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
5470 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
5471 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
5472 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
5473 EXC_PTR_EXPR or FILTER_EXPR.
5474 (tree_expr_nonzero_warnv_p): Likewise.
5475 * function.h: Include vecprim.h, not varray.h
5476 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
5477 move ttype_data and ehspec_data members to struct eh_status; change
5478 action_record_data member to a VEC.
5479 * gcse.c (hash_scan_set): Use can_throw_internal.
5480 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
5481 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
5482 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5483 (block_may_fallthru): Don't handle RESX_EXPR.
5484 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
5485 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
5486 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
5487 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
5488 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
5489 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
5490 (gimple_size): Likewise.
5491 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
5492 (gimple_build_resx): Use gimple_build_with_ops.
5493 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
5494 (is_gimple_val): Likewise.
5495 (is_gimple_stmt): Remove RESX_EXPR.
5496 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
5497 (GIMPLE_RESX): Reorder with other EH constructs.
5498 * gimple.h (struct gimple_statement_eh_mnt): New.
5499 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
5500 (gimple_eh_filter_must_not_throw): Remove.
5501 (gimple_eh_filter_set_must_not_throw): Remove.
5502 (gimple_eh_must_not_throw_fndecl): New.
5503 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
5504 (is_gimple_resx): New.
5505 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
5506 Don't copy EH_FILTER_MUST_NOT_THROW.
5507 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
5508 * ipa-inline.c (estimate_function_body_sizes): Don't try to
5509 handle must_not_throw_labels specially.
5510 * ipa-pure-const.c (check_call): Update debug statement for LP.
5511 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
5512 * ipa-utils.c (get_base_var): Likewise.
5513 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
5514 * lower-subreg.c (move_eh_region_note): Remove.
5515 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
5516 * omp-low.c (new_omp_context): Update for eh_lp_nr.
5517 (create_task_copyfn): Likewise.
5518 (maybe_catch_exception): Use gimple_build_eh_filter.
5519 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
5520 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
5521 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
5522 and pass_lower_resx.
5523 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
5524 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
5525 can_throw_internal, can_nonlocal_goto.
5526 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
5527 copy_reg_eh_region_note_forward.
5528 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
5529 (emit_output_reload_insns): Likewise.
5530 (copy_eh_notes): Remove.
5531 * rtl.def (RESX): Remove.
5532 * rtl.h: Update declarations.
5533 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
5534 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
5535 (update_eh_label): Remove.
5536 (cleanup_dead_labels_eh): New.
5537 (cleanup_deal_labels): Use it instead of update_eh_label.
5538 (gimple_merge_blocks): Update landing pad data structure when
5539 removing a landing pad label.
5540 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
5541 test; handle GIMPLE_EH_MUST_NOT_THROW.
5542 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
5543 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
5544 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
5545 (verify_stmt): Likewise. Verify landing pads.
5546 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
5547 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
5548 (struct move_stmt_d): Add eh_map.
5549 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
5550 (move_stmt_r): Remap eh region numbers in builtin calls,
5551 resx and eh_dispatch.
5552 (move_block_to_fn): Remove eh_offset parameter. Use
5553 maybe_duplicate_eh_stmt_fn.
5554 (find_outermost_region_in_block): Operate on eh_region pointers
5555 instead of region numbers.
5556 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
5557 duplicate_eh_regions.
5558 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
5559 test earlier. Disallow EH landing pads.
5560 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
5561 * tree-flow.h: Update declarations.
5562 (struct tree_ann_common_d): Replace rn with lp_nr.
5563 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
5564 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
5565 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
5566 resx and eh_dispatch.
5567 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
5568 (copy_edges_for_bb): Use make_eh_dispatch_edges.
5569 (copy_cfg_body): Expect eh_map instead of eh_region_offset
5570 from duplicate_eh_regions.
5571 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
5572 update RESX; handle EH_DISPATCH.
5573 (expand_call_inline): Set eh_lp_nr, not eh_region.
5574 (maybe_inline_call_in_expr): Likewise.
5575 * tree-inline.h (struct copy_body_data): Replace eh_region with
5576 eh_lp_nr, eh_region_offset with eh_map.
5577 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
5578 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
5579 * tree-pretty-print.c (dump_generic_node): Don't handle
5580 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
5581 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
5582 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
5583 EXC_PTR_EXPR, FILTER_EXPR.
5584 * tree-ssa-operands.c (get_expr_operands): Likewise.
5585 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
5586 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5587 (ao_ref_init_from_vn_reference): Likewise.
5588 * tree-ssa-sink.c (statement_sink_location): Likewise.
5589 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5590 (mark_virtual_phi_result_for_renaming): Export. Tidy.
5591 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
5592 EXC_PTR_EXPR, FILTER_EXPR.
5593 (is_exception_related): Remove.
5594 (compute_avail): Don't call it.
5595 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
5596 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
5597 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
5598 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
5600 (build_resx): Remove.
5601 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
5602 * tree.h: Update declarations.
5603 (EH_FILTER_MUST_NOT_THROW): Remove.
5604 (struct tree_label_decl): Add eh_landing_pad_nr.
5605 (EH_LANDING_PAD_NR): New.
5606 * value-prof.c (gimple_ic): Tidy variable names. Update for
5607 landing pad numbers.
5608 (gimple_stringop_fixed_value): Tidy variable names. Assert
5609 that neither call stmt can throw.
5610 * vecprim.h (uchar): New.
5611 (VEC(uchar,heap), VEC(uchar,gc)): New.
5613 * c-common.c (c_define_builtins): Update call to
5614 build_common_builtin_nodes.
5615 * c-parser.c (c_parse_file): Don't call
5616 default_init_unwind_resume_libfunc.
5618 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
5620 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
5621 (mips_cprestore_address_p): Likewise.
5622 (mips_save_gp_to_cprestore_slot): Likewise.
5623 (mips_restore_gp): Rename to...
5624 (mips_restore_gp_from_cprestore_slot): ...this.
5625 (mips_must_initialize_gp_p): Declare.
5626 (mips_emit_save_slot_move): Likewise.
5627 (mips_output_load_label): Return nothing.
5628 (mips_eh_uses): Declare.
5629 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
5630 (TARGET_CPRESTORE_DIRECTIVE): New macro.
5631 (TARGET_ABSOLUTE_JUMPS): Likewise.
5632 (EH_USES): Likewise.
5633 (FIRST_PSEUDO_REGISTER): Update comment.
5634 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
5635 (MIPS_CALL): ...here.
5636 (REGISTER_NAMES): Add $cprestore.
5637 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
5638 Add load_label_length, has_inflexible_gp_insn_p,
5639 has_flexible_gp_insn_p, must_initialize_gp_p and
5640 must_restore_gp_when_clobbered_p.
5641 (mips_expand_call): Don't generate split instructions here.
5642 (mips_split_call): Update the call to mips_restore_gp after
5643 the above name change.
5644 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
5645 (mips_find_gp_ref): New function.
5646 (mips_insn_has_inflexible_gp_ref_p): Likewise.
5647 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
5648 (mips_insn_has_flexible_gp_ref_p): Likewise.
5649 (mips_cfun_has_flexible_gp_ref_p): Likewise.
5650 (mips_function_has_gp_insn): Delete.
5651 (mips_global_pointer): Drop the df_regs_ever_live_p check.
5652 Use the new functions above. Only return INVALID_REGNUM
5653 for TARGET_ABSOLUTE_JUMPS.
5654 (mips_must_initialize_gp_p): New function.
5655 (mips_get_cprestore_base_and_offset): New function, extracted from...
5656 (mips_cprestore_slot): ...here. Take a bool parameter.
5657 (mips_cfun_has_cprestore_slot_p): New function.
5658 (mips_cprestore_address_p): Likewise.
5659 (mips_save_gp_to_cprestore_slot): Likewise.
5660 (mips_restore_gp): Rename to...
5661 (mips_restore_gp_from_cprestore_slot): ...this. Assert
5662 epilogue_completed. Update the call to mips_cprestore_slot.
5663 Test cfun->machine->must_restore_gp_when_clobbered_p.
5664 (mips_direct_save_slot_move_p): New function.
5665 (mips_emit_save_slot_move): Likewise.
5666 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
5667 of cfun->machine->global_pointer.
5668 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
5669 (mips_save_reg): Use mips_emit_save_slot_move.
5670 (mips_expand_prologue): Set must_initialize_gp_p.
5671 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
5672 for all cprestore saves. Emit a use_cprestore instruction after
5673 setting up the cprestore slot.
5674 (mips_restore_reg): Use mips_emit_save_slot_move.
5675 (mips_process_load_label): New function.
5676 (mips_load_label_length): Likewise.
5677 (mips_output_load_label): Don't return asm: output it here instead.
5678 Use mips_process_load_label.
5679 (mips_adjust_insn_length): Adjust the length of branch instructions
5680 that have length MAX_PIC_BRANCH_LENGTH.
5681 (mips_output_conditional_branch): Update the call to
5682 mips_output_load_label. Assume the branch target is OPERANDS[0]
5683 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
5684 (mips_output_order_conditional_branch): Swap the meaning of
5685 OPERANDS[0] and OPERANDS[1].
5686 (mips_variable_issue): Don't count ghost instructions.
5687 (mips_expand_ghost_gp_insns): New function.
5688 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
5689 (mips_output_mi_thunk): Set must_initialize_gp_p.
5690 (mips_eh_uses): New function.
5691 * config/mips/predicates.md (cprestore_save_slot_operand)
5692 (cprestore_load_slot_operand): New predicates.
5693 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
5694 (UNSPEC_MOVE_GP): Likewise.
5695 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
5696 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
5697 (CPRESTORE_SLOT_REGNUM): New register.
5698 (MAX_PIC_BRANCH_LENGTH): New constant.
5699 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
5700 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
5701 branches. Fix commentary.
5702 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
5703 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
5704 Change type to "ghost".
5705 (loadgp_absolute_<mode>): Likewise.
5706 (loadgp_rtp_<mode>): Likewise.
5707 (copygp_mips16): Likewise.
5708 (loadgp_blockage): Remove redundant mode attribute.
5709 (potential_cprestore): New instruction.
5710 (cprestore): Turn into an unspec set.
5711 (use_cprestore): New instruction.
5712 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
5713 (*branch_fp_inverted): Likewise.
5714 (*branch_order<mode>): Likewise.
5715 (*branch_order<mode>_inverted): Likewise.
5716 (*branch_equality<mode>): Likewise.
5717 (*branch_equality<mode>_inverted): Likewise.
5718 (*branch_bit<bbv><mode>): Likewise.
5719 (*branch_bit<bbv><mode>_inverted): Likewise.
5720 (*branch_equality<mode>_mips16): Remove redundant mode.
5721 (jump): Turn into a define_expand.
5722 (*jump_absolute): New instruction.
5723 (*jump_pic): Likewise.
5724 (*jump_mips16): Rename previously-unnamed pattern. Remove
5725 redundant mode attribute.
5726 (restore_gp): Split on epilogue_completed rather than
5727 reload_completed. Change type to "ghost".
5728 (move_gp<mode>): New instruction.
5729 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
5730 Remove redundant mode attribute.
5731 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
5732 (bc1any4f, bc1any2t, bc1any2f): Likewise.
5733 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
5735 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5738 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
5739 are returned in the same register (vs34 or v2) that Altivec vector
5740 types are returned in.
5741 (rs6000_libcall_value): Ditto.
5744 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
5745 instead of explicit addsi3/adddi3 calls.
5746 (rs6000_split_multireg_move): Ditto.
5747 (rs6000_emit_allocate_stack): Ditto.
5748 (rs6000_emit_prologue): Ditto.
5749 (rs6000_output_mi_thunk): Ditto.
5751 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
5752 size is 64 bits if we can use 64-bit registers.
5754 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
5756 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
5759 From Jie Zhang <jie.zhang@analog.com>:
5760 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
5761 save FP and RETS with saveall attribute.
5762 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
5763 with saveall attribute.
5765 * config/bfin/bfin.c (bfin_expand_builtin,
5766 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
5769 From Jie Zhang <jie.zhang@analog.com>:
5770 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
5771 before use in two places.
5772 * config/bfin/bfin.md (AREG): Define mode iterator.
5773 (reload_in, reload_out): Use mode iterator AREG.
5775 2009-09-14 Richard Guenther <rguenther@suse.de>
5778 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
5779 EH personality path.
5781 2009-09-13 Richard Guenther <rguenther@suse.de>
5782 Rafael Avila de Espindola <espindola@google.com>
5784 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
5785 (LANG_HOOKS_EH_PERSONALITY): Likewise.
5786 (LANG_HOOKS_INITIALIZER): Adjust.
5787 (lhd_pass_through_t): Declare.
5788 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
5790 * langhooks.c (lhd_pass_through_t): New function.
5791 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
5792 dwarf2out_begin_prologue): Use personality from current_function_decl.
5793 * expr.h (get_personality_function): Declare.
5794 * expr.c (get_personality_function): New function.
5795 (build_personality_function): Likewise.
5796 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
5797 (eh_personality_libfunc): Remove.
5798 * optabs.c (build_libfunc_function): New function split out from ...
5799 (init_one_libfunc): ... here.
5800 * tree.h (DECL_FUNCTION_PERSONALITY): New.
5801 (tree_function_decl): Add personality.
5802 (lhd_gcc_personality): Declare.
5803 (build_personality_function): Likewise.
5804 * tree.c (gcc_eh_personality_decl): New.
5805 (lhd_gcc_personality): New function.
5806 * except.h (lang_eh_runtime_type): Remove.
5807 (enum eh_personality_kind): New.
5808 (build_personality_function): Declare.
5809 (function_needs_eh_personality): Declare.
5810 * except.c (lang_eh_runtime_type): Remove.
5811 (function_needs_eh_personality): New function.
5812 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
5813 (sjlj_emit_function_enter, output_function_exception_table):
5814 Use personality from current_function_decl.
5815 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
5816 * tree-inline.c (tree_can_inline_p): Do not inline across different
5818 (expand_call_inline): Likewise. Adjust the callers EH personality.
5819 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
5820 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
5821 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
5822 (c-parser.o): Likewise
5823 * c-tree.h (c_eh_initialized_p): Remove.
5824 (c_maybe_initialize_eh): Likewise.
5825 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
5826 (finish_decl): Don't call c_maybe_initialize_eh.
5827 (c_eh_initialized_p): Remove.
5828 (c_maybe_initialize_eh): Likewise.
5829 * c-parser.c (c_parser_omp_construct): Likewise.
5830 (c_parse_file): Initialize exception handling.
5832 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
5834 * config.gcc (tm_file): Remove i386/biarch32.h
5835 for i?86-w64-mingw* case.
5836 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
5838 * config.host: Set for x64 mingw the option
5839 use_long_long_for_widest_fast_int to yes.
5841 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
5843 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
5844 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
5845 (dbxout_begin_function): Likewise.
5846 * final.c (dwarf2_debug_info_emitted_p): New predicate.
5847 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
5848 set on the function.
5849 (final_end_function): Likewise.
5850 (final_scan_insn): Likewise.
5851 (rest_of_handle_final): Likewise.
5852 * varasm.c (assemble_start_function): Likewise.
5853 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5855 2009-09-12 Jason Merrill <jason@redhat.com>
5857 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
5858 * opts.c (common_handle_option): constify.
5860 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
5862 * doc/install.texi (avr): Remove obsolete reference site.
5864 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
5866 * doc/install.texi (Binaries): Adjust AIX link.
5868 2009-09-12 Akim Demaille <demaille@gostai.com>
5870 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
5871 Use an imperative sentence.
5873 2009-09-11 Richard Henderson <rth@redhat.com>
5875 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
5876 structure-name and has-tree-operands arguments; update all entries.
5877 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
5879 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
5880 (gsstruct_code_size): New.
5881 (gss_for_code_): New.
5882 (gss_for_code): Remove.
5883 (gimple_size): Rewrite using gsstruct_code_size.
5884 (gimple_statement_structure): Move to gimple.h.
5885 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
5886 (gss_for_code, gimple_statement_structure): New.
5887 (gimple_ops): Use new arrays; tidy.
5889 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5891 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
5892 operand to be a PLUS expression.
5893 * config/pa/pa.c (pa_secondary_reload): Likewise.
5895 2009-09-11 Jakub Jelinek <jakub@redhat.com>
5897 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
5899 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
5902 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
5904 From Jie Zhang <jie.zhang@analog.com>:
5905 * doc/extend.texi (node Function Attributes): Document l2
5907 (node Blackfin Variable Attributes): Document l2 variable attributes.
5909 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
5911 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
5912 to match the system compiler's configuration at inflection point.
5913 Add comment to remark a remaining difference with system compiler.
5915 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
5916 * configure: Regenerate.
5918 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
5920 From Jie Zhang <jie.zhang@analog.com>:
5921 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
5922 (bfin_handle_l2_attribute): New.
5923 (bfin_attribute_table): Add l2 attribute.
5925 2009-09-11 Michael Matz <matz@suse.de>
5928 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
5929 on the local_decls list.
5931 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
5935 * cselib.c (cselib_expand_value_rtx_cb): Document callback
5937 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
5938 for VALUEs, to implement the documented interface.
5939 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
5940 Adjust for VALUEs and anything else, to implement the
5941 documented interface.
5943 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
5945 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
5946 with actual SPE/paired vector modes before using 64-bit alignment.
5947 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
5949 2009-09-10 DJ Delorie <dj@redhat.com>
5951 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
5954 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
5955 * config/mep/mep.c (mep_legitimate_constant_p): New.
5956 * config/mep/mep-protos.h: Prototype it.
5958 2009-09-10 Richard Henderson <rth@redhat.com>
5960 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
5962 2009-09-10 Jason Merrill <jason@redhat.com>
5964 * tree.c (chain_index): New fn.
5965 * tree.h: Declare it.
5967 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5969 * config/sol2-c.c (cmn_err_length_specs): Initialize
5970 scalar_identity_flag.
5972 2009-09-10 Richard Henderson <rth@redhat.com>
5974 * tree.h (struct tree_decl_common): Move align member earlier;
5975 move label_decl_uid member ...
5976 (struct tree_label_decl): ... here.
5977 (LABEL_DECL_UID): Update to match.
5979 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
5982 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
5983 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
5985 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
5986 dest_prev if the edge is complex.
5988 * tree-cfg.c (is_ctrl_stmt): Use a switch.
5990 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
5991 loop latch tests earlier.
5993 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
5994 before GIMPLE_RETURN, not after its predecessor; insert
5997 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
5998 gimple_seq_empty_p to test for no PHI nodes.
5999 * tree-cfg.c (split_critical_edges): Likewise.
6001 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
6003 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6005 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
6006 introduced by the VTA branch merge.
6008 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6010 * ira-conflicts.c: Use fputs or putc instead of fprintf
6014 * tree-switch-conversion.c: Ditto.
6016 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6018 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
6019 introduced by the VTA branch merge.
6021 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6024 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6026 PR rtl-optimization/39779
6027 * expr.c (convert_modes): Return when mode == oldmode after
6028 CONST_INTs are processed.
6030 2009-09-10 Nick Clifton <nickc@redhat.com>
6032 * config/mep/mep.c (mep_encode_section_info): Copy weakness
6033 attribute and referring decl when creating renamed symbol.
6035 2009-09-10 Richard Guenther <rguenther@suse.de>
6038 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
6040 (cgraph_finalize_compilation_unit): Compute reachability
6041 before emitting thunks. Properly process aliases before
6042 possibly removing unreachable nodes.
6044 2009-09-10 Richard Guenther <rguenther@suse.de>
6047 * tree.c (struct free_lang_data_d): Add worklist member.
6048 (find_decls_types_r): Push onto the worklist instead of recursing.
6049 Handle TREE_BINFOs properly.
6050 (find_decls_types): New function wrapped around find_decls_types_r
6051 to process the worklist.
6052 (find_decls_types_in_eh_region): Use it.
6053 (find_decls_types_in_node): Likewise.
6054 (find_decls_types_in_var): Likewise.
6055 (free_lang_data_in_cgraph): Likewise. Free the worklist.
6056 * tree.h (RECORD_OR_UNION_TYPE_P): New.
6057 (AGGREGATE_TYPE_P): Adjust.
6059 2009-09-09 Jason Merrill <jason@redhat.com>
6061 * configure.ac: Check glibc version even if we have an in-tree
6064 2009-09-09 Anthony Green <green@moxielogic.com>
6066 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
6067 the constant 0 when appropriate.
6068 * config/moxie/constraints.md: Add constraint O.
6070 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
6071 to pass up to 6 32-bit argument values in registers.
6072 (moxie_function_arg): Ditto.
6073 (moxie_arg_partial_bytes): Ditto.
6074 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
6075 (REG_PARM_STACK_SPACE): Ditto.
6076 (FUNCTION_ARG_REGNO_P): Ditto.
6078 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6079 instruction to allocate stack space.
6081 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
6083 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
6084 unnecessarily stringent constraints. Fix address
6085 calculation in the splitters.
6087 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6089 PR rtl-optimization/39779
6090 * expr.c (convert_modes): Return when mode == oldmode after
6091 CONST_INTs are processed.
6093 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
6096 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
6097 (ix86_expand_prologue): Take frame.padding0 into logic of
6099 (ix86_expand_epilogue): Likewise.
6101 2009-09-09 Jakub Jelinek <jakub@redhat.com>
6103 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
6105 (SHLIB_LINK, SHLIB_INSTALL): Use them.
6106 * config/t-slibgcc-libgcc: New file.
6107 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
6109 2009-09-09 Martin Jambor <mjambor@suse.cz>
6111 PR tree-optimization/41089
6112 * tree-sra.c (find_var_candidates): Do not consider va_lists in
6115 2009-09-09 Richard Henderson <rth@redhat.com>
6117 * gimple.h (CASE_GIMPLE_OMP): New.
6118 (is_gimple_omp): Use it.
6119 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
6120 (verify_gimple_debug): Likewise.
6122 2009-09-09 Richard Guenther <rguenther@suse.de>
6124 PR tree-optimization/41101
6125 * tree-ssa-pre.c (maximal_set): Remove.
6126 (compute_antic_aux): Treat the maximal set as implicitly all ones.
6127 Defer all blocks we didn't visit at least one successor.
6128 (add_to_exp_gen): Do not add to the maximal set.
6129 (make_values_for_phi): Likewise.
6130 (compute_avail): Likewise.
6131 (init_pre): Do not allocate the maximal set.
6132 (execute_pre): Do not dump it.
6134 2009-09-09 Martin Jambor <mjambor@suse.cz>
6136 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
6137 an SSA_NAME rather than a is_gimple_variable.
6139 2009-09-09 Richard Guenther <rguenther@suse.de>
6142 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
6143 code dealing with plain pointer bases.
6144 (maybe_fold_offset_to_reference): Likewise.
6145 (maybe_fold_stmt_addition): Adjust.
6147 2009-09-09 Richard Guenther <rguenther@suse.de>
6149 * tree.c (free_lang_data_in_type): Do not free the type variant
6151 (free_lang_data): Merge char_type_node with its properly signed
6153 (pass_ipa_free): Collect after freeing language specific data.
6155 2009-09-09 Michael Matz <matz@suse.de>
6158 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
6159 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
6160 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
6163 2009-09-08 DJ Delorie <dj@redhat.com>
6165 * config/mep/mep.c (conversions[]): Add "ml" pattern.
6167 2009-09-04 Jason Merrill <jason@redhat.com>
6169 * tree.c (tree_find_value): Remove.
6170 * tree.h: Remove prototype.
6171 * varasm.c (assemble_external): Use value_member instead.
6173 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6175 * toplev.c (process_options): Choose default debugging type when
6176 gtoggle enables debug info and type is unset.
6178 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6182 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
6185 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6187 * configure: Rebuilt with modified libtool.m4.
6189 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6194 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
6196 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6198 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
6199 (remove_statement): Likewise.
6200 (rewrite_use_nonlinear_expr): Adjust.
6201 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
6202 * tree-ssa.c (release_defs_bitset): ... this. New.
6203 * tree-flow.h (release_defs_bitset): Declare.
6205 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6208 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
6209 in the middle block.
6211 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
6213 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
6214 via intptr_t to long type.
6215 (insert_operand_rank): Cast long type via intptr_t to
6217 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
6219 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
6220 from pointer to unsigned via uintptr_t.
6222 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
6223 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
6225 * configure: Regenerated.
6226 * config.in: Regenerated
6227 * system.h (stdint.h): Add include.
6228 (inttypes.h): Likewise.
6229 * Makefile.in (aclocal): Add config/stdint.m4.
6230 * aclocal.m4: Regenerated.
6232 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
6234 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
6236 (note_np_check_stores): New function.
6237 (harmless_null_pointer_p): New function.
6238 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
6239 changed. Take into account whether we're in the shadow of a condjump
6240 that tested NP_REG for NULL.
6241 Lose all code that tested for SEQUENCEs.
6242 (workaround_speculation): Avoid inserting NOPs for loads that are
6243 either always executed or a NULL pointer.
6245 2009-09-08 Jan Hubicka <jh@suse.cz>
6247 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
6248 * params.def (early-inlining-insns): Likewise.
6250 2009-09-08 Jakub Jelinek <jakub@redhat.com>
6252 PR rtl-optimization/41239
6253 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
6254 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
6256 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
6257 across calls, as the calls might not always return normally.
6258 (call_may_noreturn_p): New function.
6259 (deps_analyze_insn): Update last_function_call_may_noreturn list.
6260 (init_deps): Initialize it.
6261 (remove_from_deps): Also remove calls from
6262 last_function_call_may_noreturn list.
6264 2009-09-07 Richard Henderson <rth@redhat.com>
6266 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
6267 more VR->OPERANDS than LHS operands. Free LHS before returning.
6269 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6271 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
6272 (attr "addrtype"): New member "spreg".
6273 Use it if mem_spfp_address_operand is true for the address.
6274 (attr "type"): New entry "stall".
6275 (cpu_unit "load"): New.
6276 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
6278 (insn_reservation "loadsp"): New.
6279 (insn_reservation "load_stall1"): New.
6280 (insn_reservation "load_stall3"): New.
6282 * config/bfin/predicates.md (const1_operand, const3_operand): New.
6283 (mem_p_address_operand): Exclude stack and frame pointer based
6285 (mem_spfp_address_operand): New; match them here.
6286 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
6287 (bfin_reorg): Call it if scheduling insns.
6288 (bfin_gen_bundles): Remove dummy insns created by
6289 add_sched_insns_for_speculation.
6291 From Jie Zhang <jie.zhang@analog.com>:
6292 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
6293 bfin_si_revision, bfin_workarounds): Move these ...
6294 * config/bfin/bfin.h: ... here.
6296 From Mike Frysinger <michael.frysinger@analog.com>
6297 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
6298 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
6299 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
6300 bf547m, bf548m, and bf549m.
6301 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
6302 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
6303 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
6304 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
6305 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
6306 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
6307 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
6308 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
6309 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
6310 bf542m, bf544m, bf547m, bf548m, and bf549m.
6312 From Jie Zhang <jie.zhang@analog.com>:
6313 * config/bfin/predicates.md (p_register_operand): New predicate.
6314 (dp_register_operand): New predicate.
6315 * config/bfin/bfin-protos.h (WA_05000074): Define.
6316 (ENABLE_WA_05000074): Define.
6317 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
6318 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
6319 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
6320 (define_attr addrtype): Allow load/store register to be P register.
6321 (define_attr storereg): New.
6322 (define_cpu_unit anomaly_05000074): New.
6323 (define_insn_reservation dsp32shiftimm): New.
6324 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
6325 (define_insn_reservation loadp): Cannot use slot2.
6326 (define_insn_reservation loadsp): Cannot use slot2.
6327 (define_insn_reservation storep): Cannot use slot2. Does not
6328 apply when working around 05000074.
6329 (define_insn_reservation storep_anomaly_05000074): New.
6330 (define_insn_reservation storei): Does not apply when working
6332 (define_insn_reservation storei_anomaly_05000074): New.
6333 (define_attr length): Add dsp32shiftimm case.
6334 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
6335 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
6336 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
6337 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
6338 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
6340 2009-09-07 Martin Jambor <mjambor@suse.cz>
6343 * tree-sra.c (create_artificial_child_access): Return NULL if
6344 build_ref_for_offset fails.
6345 (propagate_subacesses_accross_link): Allow build_ref_for_offset
6346 and create_artificial_child_access to fail.
6348 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6351 * unwind-dw2.c (uw_init_context_1): Mark noinline.
6352 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
6353 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
6355 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6357 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
6358 block, ensure it has an exit edge. Emit a barrier after a jump.
6360 2009-09-07 Nick Clifton <nickc@redhat.com>
6362 * gcc.c (this_is_linker_script): New variable. Like
6363 this_is_library_file but for the %T constructor.
6364 (end_going_arg): If this_is_linker_script is set then locate the
6365 script and insert a --script switch before it
6366 (do_spec_2): Initialise this_is_linker_script.
6367 (do_spec_1): Likewise. Handle %T construct.
6368 (eval_spec_function): Preserve this_is_linker_script.
6369 * doc/invoke.texi: Document %T construct in spec files.
6370 * config/m32c/m32c.h (LIB_SPEC): Use it.
6372 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6374 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
6375 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
6376 when volatile flag is set.
6377 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
6379 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
6382 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
6383 (combine_stack_adjustments_for_block): Allow insns between stack
6384 adjustments and stores with corresponding pre-(dec|inc)rement or
6385 pre-modify operation.
6387 2009-09-06 Jakub Jelinek <jakub@redhat.com>
6390 * combine-stack-adj.c (struct csa_memlist): Rename to...
6391 (struct csa_reflist): ... this. Rename mem field to ref.
6392 (free_csa_memlist): Rename to...
6393 (free_csa_reflist): ... this.
6394 (record_one_stack_memref): Rename to...
6395 (record_one_stack_ref): ... this. Handle also REG_P.
6396 (try_apply_stack_adjustment): Handle also REG_P.
6397 (struct record_stack_memrefs_data): Rename to...
6398 (struct record_stack_refs_data): ... this. Rename memlist field to
6400 (record_stack_memrefs): Rename to...
6401 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
6402 subexpressions instead of failing when a MEM contains SP references.
6403 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
6404 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
6406 2009-09-06 Richard Guenther <rguenther@suse.de>
6409 * tree.c (build_array_type): Do not record types marked
6410 with structural equality in the canonical type hashtable.
6412 2009-09-06 Richard Guenther <rguenther@suse.de>
6415 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
6417 2009-09-05 Richard Guenther <rguenther@suse.de>
6420 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
6422 2009-09-05 Richard Guenther <rguenther@suse.de>
6425 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
6427 2009-09-05 Richard Guenther <rguenther@suse.de>
6430 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
6431 before comparing function argument types.
6433 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6436 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
6439 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
6442 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
6444 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
6445 locators before emit_insn is called.
6447 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
6450 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
6451 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
6452 (reginfo_init): Don't call allocate_reg_info.
6454 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
6457 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
6458 NONDEBUG_INSN_P instead of INSN_P.
6460 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6463 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
6465 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6468 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
6469 pattern of the split.
6471 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6473 * toplev.c (process_options): Move setter of flag_var_tracking
6474 before other tests that depend on it. Move down setter of
6475 flag_rename_registers. Don't enable var-tracking-assignments
6476 by default if selective scheduling is enabled. Warn if both
6479 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6481 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
6482 comment. Use switch statement to catch overlaps between rtx
6483 and tree codes. Accept FUNCTION_DECLs in addition to those in...
6484 (IS_DECL_CODE): ... here. Remove.
6485 (check_value_is_not_decl): Remove.
6486 (dv_from_decl, dv_from_value): Check after conversion.
6488 2009-09-04 Richard Guenther <rguenther@suse.de>
6491 * (cgraph_finalize_compilation_unit): Move finalizing aliases
6492 after emitting tunks. Move emitting thunks and ctors from ...
6493 (cgraph_optimize): ... here. Remove redundant
6494 cgraph_analyze_functions.
6495 * varasm.c (find_decl_and_mark_needed): Remove no longer
6497 (finish_aliases_1): Adjust check for thunk aliases.
6499 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
6501 * config/arm/arm.md (ctzsi2): Added braces
6502 to avoid warning that broke booststrap.
6504 2009-09-04 Martin Jambor <mjambor@suse.cz>
6506 PR tree-optimization/41112
6507 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
6508 handle variable-bounded arrays.
6509 (expr_with_var_bounded_array_refs_p): New function.
6510 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
6512 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
6514 * config/s390/2097.md: Removed two incorrect bypasses.
6515 (z10_fsimpdf): Fixed latency.
6516 (z10_fhex): New insn_reservation.
6517 (z10_floaddf): Fixed latency.
6518 (z10_floadsf): Fixed latency.
6519 (z10_ftrunctf): Fixed latency.
6520 (z10_ftruncdf): Fixed latency.
6521 * config/s390/s390.c (z10_cost): Fixed values.
6522 (s390_adjust_priority): Added z10 path.
6523 * config/s390/s390.md (type): Added fhex.
6524 (*mov<mode>_64dfp): Updated type attribute.
6525 (*mov<mode>_64): Updated type attribute.
6526 (*mov<mode>_31): Updated type attribute.
6527 (*mov<mode>"): Likewise.
6528 * config/s390/2084.md (x_fsimpdf): Updated condition.
6530 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
6532 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
6533 RTXs in the predicate for operand 1.
6535 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
6537 * config/arm/arm.md (UNSPEC_RBIT): New constant.
6538 (rbitsi2): New insn.
6539 (ctzsi2): New expand.
6540 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
6542 2009-09-03 Martin Jambor <mjambor@suse.cz>
6544 * tree-sra.c (duplicate_expr_for_different_base): Removed.
6545 (create_artificial_child_access): Use build_ref_for_offset instead
6546 of duplicate_expr_for_different_base.
6547 (propagate_subacesses_accross_link): Likewise.
6549 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
6551 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
6553 (mips16e_collect_argument_saves): Skip debug instructions.
6554 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
6555 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
6556 (r10k_insert_cache_barriers): Likewise.
6557 (mips_reorg_process_insns): Likewise.
6559 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
6562 * ira.c (update_equiv_reg): Remove check on class likely spill.
6564 2009-09-03 Jakub Jelinek <jakub@redhat.com>
6567 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
6568 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
6572 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
6573 the stack slot if it is passed by invisible reference.
6574 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
6575 by invisible reference.
6577 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6579 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
6580 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
6581 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
6583 * config/bfin/sync.md: New file.
6584 * config/bfin/bfin.md: Include it.
6585 (UNSPEC_ATOMIC): New.
6586 (UNSPEC_ONES): Provide a unique number.
6588 From Jie Zhang <jie.zhang@analog.com>:
6589 * config/bfin/bfin.c (ret_regs): New.
6590 (must_save_fp_p): Don't return true because of frame_pointer_needed.
6591 (must_save_rets_p): New.
6592 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
6593 current_function_is_leaf.
6594 (do_link): Likewise.
6595 (do_unlink): Likewise.
6596 (expand_interrupt_handler_prologue): Use ret_regs array.
6597 (expand_interrupt_handler_epilogue): Use ret_regs array and
6598 pass return register to gen_return_internal.
6599 (bfin_expand_epilogue): Pass return register to
6600 gen_return_internal.
6601 (bfin_expand_call): Explicitly clobber RETS.
6602 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
6603 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
6604 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
6605 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
6607 (return_internal): Take a reg rtx rather than the register number.
6609 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
6611 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
6612 when comparing against estimated_loop_iterations_int return.
6614 2009-09-03 Richard Guenther <rguenther@suse.de>
6616 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
6617 eh_personality_libfunc.
6619 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6621 * tree-parloops.c (separate_decls_in_region): Add space.
6623 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6625 * tree-parloops.c (separate_decls_in_region): Change the condition
6626 checking if there are reductions in the loop.
6628 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6630 PR tree-optimization/38275
6631 * tree-parloops.c (parallelize_loops): Replace profitability condition
6632 for expected number of iterations.
6634 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
6636 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
6637 (bootstrap-debug): Explain conditions in which it becomes default.
6638 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
6641 2009-09-03 Namhyung Kim <namhyung@gmail.com>
6643 * doc/invoke.texi (Optimize Options): Move
6644 -finline-small-functions to the -O2 list.
6646 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
6648 * toplev.c (process_options): Enable var-tracking-assignments
6649 by default if var-tracking is enabled.
6651 2009-09-02 David Daney <ddaney@caviumnetworks.com>
6653 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
6655 * emit-rtl.c (prev_nonnote_insn_bb): New function.
6656 * rtl.h (prev_nonnote_insn_bb): Declare it.
6658 2009-09-03 Diego Novillo <dnovillo@google.com>
6660 * cgraph.c (cgraph_node_for_decl): New.
6661 * cgraph.h (cgraph_node_for_decl): Declare.
6662 * tree.c (host_integerp): Return 0 if T is NULL.
6664 2009-09-03 Diego Novillo <dnovillo@google.com>
6666 * tree.h (struct alias_pair): Move from varasm.c.
6667 (alias_pairs): Likewise.
6668 (TYPE_MAXVAL): Define.
6669 (TYPE_MINVAL): Define.
6670 (iterative_hash_host_wide_int): Declare.
6671 (remove_unreachable_alias_pairs): Declare.
6672 * tree-pass.h (pass_ipa_free_lang_data): Declare.
6673 * diagnostic.c (default_diagnostic_starter): Make extern.
6674 (default_diagnostic_finalizer): Make extern.
6675 * diagnostic.h (default_diagnostic_starter): Declare.
6676 (default_diagnostic_finalizer): Declare.
6677 (default_tree_printer): Declare.
6678 * toplev.c (default_tree_printer): Make extern.
6680 2009-09-03 Richard Guenther <rguenther@suse.de>
6681 Diego Novillo <dnovillo@google.com>
6683 * cgraph.c (cgraph_add_new_function): Remove gimplification.
6684 * cgraphunit.c (cgraph_expand_function): Do not emit
6685 associated thunks from here.
6686 (cgraph_emit_thunks): New.
6687 (cgraph_optimize): Call it.
6688 Return if any IPA pass finds an error.
6689 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
6692 2009-09-03 Simon Baldwin <simonb@google.com>
6693 Rafael Espindola <espindola@google.com>
6694 Richard Guenther <rguenther@suse.de>
6695 Doug Kwan <dougkwan@google.com>
6696 Diego Novillo <dnovillo@google.com>
6698 * tree.c: Include tree-pass.h, langhooks-def.h,
6699 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
6700 (free_lang_data_in_type): New.
6701 (need_assembler_name_p): New.
6702 (free_lang_data_in_block): New.
6703 (free_lang_data_in_decl): New.
6704 (struct free_lang_data_d): New.
6705 (add_tree_to_fld_list): New.
6706 (find_decls_types_r): New.
6707 (get_eh_types_for_runtime): New.
6708 (find_decls_types_in_eh_region): New.
6709 (find_decls_types_in_node): New.
6710 (find_decls_types_in_var): New.
6711 (free_lang_data_in_cgraph): New.
6712 (free_lang_data): New.
6713 (gate_free_lang_data): New.
6714 (pass_ipa_free_lang_data): New.
6716 2009-09-03 Diego Novillo <dnovillo@google.com>
6718 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
6719 * langhooks.h (struct lang_hooks): Add field free_lang_data.
6720 (lang_hooks): Remove const qualifier.
6721 * ipa.c (cgraph_remove_unreachable_nodes): Call
6722 remove_unreachable_alias_pairs.
6723 * except.c (add_type_for_runtime): Check if TYPE has
6724 already been converted.
6725 (lookup_type_for_runtime): Likewise.
6726 (check_handled): Handle converted types.
6727 * varasm.c (remove_unreachable_alias_pairs): New.
6728 * gimple.c: Include demangle.h.
6729 (gimple_decl_printable_name): New.
6730 (gimple_fold_obj_type_ref): New.
6731 * gimple.h (gimple_decl_printable_name): Declare.
6732 (gimple_fold_obj_type_ref): Declare.
6733 * passes.c (init_optimization_passes): Add pass
6734 pass_ipa_free_lang_data.
6735 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
6736 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
6738 2009-09-03 Diego Novillo <dnovillo@google.com>
6740 * c-lang.c (lang_hooks): Remove const qualifier.
6742 2009-09-02 Loren James Rittle <ljrittle@acm.org>
6744 * doc/install.texi (*-*-freebsd*): Update target information.
6746 2009-09-02 Anatoly Sokolov <aesok@post.ru>
6748 * hard-reg-set.h (call_fixed_regs): Remove.
6749 * reginfo.c (call_fixed_regs): Remove.
6750 (init_reg_sets_1): Remove initialization of call_fixed_regs.
6751 (globalize_reg): Don't use call_fixed_regs.
6752 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
6755 2009-09-01 Michael Matz <matz@suse.de>
6757 * expr.h (emit_storent_insn, expand_expr_real_1,
6758 expand_expr_real_2): Declare.
6759 * expr.c (emit_storent_insn, expand_expr_real_1,
6760 expand_expr_real_2): Export.
6761 (store_expr): Setting and evaluating dont_return_target is useless.
6762 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
6763 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
6764 * except.c (expand_resx_expr): Rename to ...
6765 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
6766 * except.h (expand_resx_stmt): Declare.
6767 * stmt.c: Add include gimple.h
6768 (expand_asm_expr): Rename to ...
6769 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
6770 (expand_case): Rewrite to take gimple statement.
6771 * tree.h (expand_asm_stmt): Declare.
6772 (expand_case): Change prototype.
6773 * Makefile.in (stmt.o): Depend on gimple.h.
6774 * builtins.c (expand_builtin_synchronize): Build gimple asm
6775 statement, not an ASM_EXPR.
6776 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
6777 gimple_to_tree, release_stmt_tree): Remove.
6778 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
6779 ggc_free, but hold comparison code and operands separately.
6780 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
6781 (expand_call_stmt, expand_gimple_stmt_1,
6782 expand_gimple_stmt): New helpers.
6783 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
6784 release_stmt_tree. Call expand_gimple_stmt instead.
6785 (expand_gimple_basic_block): Ditto.
6787 * calls.c (emit_call_1): Don't look at EH regions here, make
6788 fntree parameter useless.
6789 (expand_call): New local rettype for TREE_TYPE(exp), use it
6790 throughout. Remove local p, use addr instead.
6791 Don't look at EH regions here.
6793 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
6795 * doc/invoke.texi (-fsched-pressure): Document it.
6796 (-fsched-reg-pressure-heuristic): Remove it.
6798 * reload.c (ira.h): Include.
6799 (find_reloads): Add choosing reload on number of small spilled
6802 * haifa-sched.c (ira.h): Include.
6803 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
6804 saved_reg_pressure, curr_reg_live, saved_reg_live,
6805 region_ref_regs): New variables.
6806 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
6807 initiate_reg_pressure_info, setup_ref_regs,
6808 initiate_bb_reg_pressure_info, save_reg_pressure,
6809 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
6811 (setup_insn_reg_pressure_info): New function.
6812 (rank_for_schedule): Add pressure checking and insn issue time.
6813 Remove comparison of insn reg weights.
6814 (ready_sort): Set insn reg pressure info.
6815 (update_register_pressure, setup_insn_max_reg_pressure,
6816 update_reg_and_insn_max_reg_pressure,
6817 sched_setup_bb_reg_pressure_info): New functions.
6818 (schedule_insn): Add code for printing and updating reg pressure info.
6819 (find_set_reg_weight, find_insn_reg_weight): Remove.
6820 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
6821 (debug_ready_list): Print reg pressure info.
6822 (schedule_block): Ditto. Check insn issue time.
6823 (sched_init): Set up sched_pressure_p. Allocate and set up some
6824 reg pressure related info.
6825 (sched_finish): Free some reg pressure related info.
6826 (fix_tick_ready): Make insn always ready if pressure_p.
6827 (init_h_i_d): Don't call find_insn_reg_weight.
6828 (haifa_finish_h_i_d): Free insn reg pressure info.
6830 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
6831 ira_memory_move_cost, ira_class_hard_regs,
6832 ira_class_hard_regs_num, ira_no_alloc_regs,
6833 ira_available_class_regs, ira_reg_class_cover_size,
6834 ira_reg_class_cover, ira_class_translate): Move to ira.h.
6836 * ira-lives.c (single_reg_class): Check mode to find how many
6837 registers are necessary for operand.
6838 (ira_implicitly_set_insn_hard_regs): New.
6840 * common.opt (fsched-pressure): New options.
6841 (fsched-reg-pressure-heuristic): Remove.
6843 * ira.c (setup_eliminable_regset): Rename to
6844 ira_setup_eliminable_regset. Make it external.
6845 (expand_reg_info): Pass cover class to setup_reg_classes.
6846 (ira): Call resize_reg_info instead of allocate_reg_info.
6848 * sched-deps.c: Include ira.h.
6849 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
6850 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
6851 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
6852 mark_insn_hard_regno_birth, mark_insn_reg_birth,
6853 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
6854 mark_insn_reg_store, mark_insn_reg_clobber,
6855 setup_insn_reg_pressure_info): New.
6856 (sched_analyze_1): Update implicit_reg_pending_uses.
6857 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
6858 Use them to create dependencies. Set insn reg uses and pressure
6859 info. Process reg_pending_uses in one place.
6860 (free_deps): Free implicit sets.
6861 (remove_from_deps): Remove implicit sets if necessary. Check
6862 implicit sets when clearing reg_last_in_use.
6863 (init_deps_global): Clear implicit_reg_pending_clobbers and
6864 implicit_reg_pending_uses.
6866 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
6867 ira_memory_move_cost, ira_class_hard_regs,
6868 ira_class_hard_regs_num, ira_no_alloc_regs,
6869 ira_available_class_regs, ira_reg_class_cover_size,
6870 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
6871 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
6872 ira_implicitly_set_insn_hard_regs): New prototypes.
6874 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
6875 cost_elements_num): New variables.
6876 (allocno_costs, total_costs): Rename to costs and
6877 total_allocno_costs.
6878 (COSTS_OF_ALLOCNO): Rename to COSTS.
6879 (allocno_pref): Rename to pref.
6880 (allocno_pref_buffer): Rename to pref_buffer.
6881 (common_classes): Rename to regno_cover_class.
6883 (record_reg_classes): Set allocno attributes only if allocno_p.
6884 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
6885 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
6886 and COSTS_OF_ALLOCNO.
6887 (print_costs): Rename to print_allocno_costs.
6888 (print_pseudo_costs): New.
6889 (process_bb_node_for_costs): Split into 2 functions with new
6890 function process_bb_for_costs. Pass BB to process_bb_for_costs.
6891 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
6892 new parameter dump_file. Use cost_elements_num instead of
6893 ira_allocnos_num. Make one iteration if preferred classes were
6894 already calculated for scheduler. Make 2 versions of code
6895 depending on allocno_p.
6896 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
6897 regno_cover_class and COSTS instead of common_classes and
6899 (init_costs, finish_costs): New.
6900 (ira_costs): Set up allocno_p and cost_elements_num. Call
6901 init_costs and finish_costs.
6902 (ira_set_pseudo_classes): New.
6904 * rtl.h (allocate_reg_info): Remove.
6905 (resize_reg_info): Change return type.
6906 (reg_cover_class): New.
6907 (setup_reg_classes): Add new parameter.
6909 * sched-int.h (struct deps_reg): New member implicit_sets.
6910 (sched_pressure_p, sched_regno_cover_class): New external definitions.
6911 (INCREASE_BITS): New macro.
6912 (struct reg_pressure_data, struct reg_use_data): New.
6913 (struct _haifa_insn_data): Remove reg_weight. Add members
6914 reg_pressure, reg_use_list, reg_set_list, and
6915 reg_pressure_excess_cost_change.
6916 (struct deps): New member implicit_sets.
6917 (pressure_p): New variable.
6918 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
6919 (struct reg_pressure_data, struct reg_use_data): New.
6920 (INSN_REG_WEIGHT): Remove.
6921 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
6922 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
6923 (sched_init_region_reg_pressure_info,
6924 sched_setup_bb_reg_pressure_info): New prototypes.
6926 * reginfo.c (struct reg_pref): New member coverclass.
6927 (reg_cover_class): New function.
6928 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
6929 (reg_info_size): New variable.
6930 (allocate_reg_info): Make static. Setup reg_info_size.
6931 (resize_reg_info): Use reg_info_size. Return flag of resizing.
6932 (setup_reg_classes): Add a new parameter. Setup cover class too.
6934 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
6937 * sched-rgn.c (deps_join): Set up implicit_sets.
6938 (schedule_region): Set up region and basic blocks pressure
6941 * passes.c (init_optimization_passes): Move
6942 pass_subregs_of_mode_init before pass_sched.
6944 2009-09-02 Martin Jambor <mjambor@suse.cz>
6946 * tree-sra.c (struct access): New field grp_hint.
6947 (dump_access): Dump grp_hint.
6948 (sort_and_splice_var_accesses): Set grp_hint if a group is read
6950 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
6951 those which have been specifically read and somehow written to.
6952 (propagate_subacesses_accross_link): Set grp_hint of right child and
6953 also possibly of the left child.
6955 2009-09-02 Jakub Jelinek <jakub@redhat.com>
6957 * tree-object-size.c (addr_object_size): Always use object_size_type
6958 0 or 2 when determining the pointer pointed object size.
6960 2009-09-02 Richard Guenther <rguenther@suse.de>
6963 2009-08-31 Richard Guenther <rguenther@suse.de>
6965 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6966 to query if the memory regions for memmove overlap.
6967 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6968 asserts on pointers, instead deal with odd trees.
6969 (ptr_derefs_may_alias_p): Likewise.
6970 (refs_may_alias_p_1): Constructor bases also never alias.
6972 2009-08-01 Christian Bruel <christian.bruel@st.com>
6975 2009-07-31 Christian Bruel <christian.bruel@st.com>
6976 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6978 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
6980 * doc/invoke.texi (-fvar-tracking-assignments): New.
6981 (-fvar-tracking-assignments-toggle): New.
6982 (-fdump-final-insns=file): Mark filename as optional.
6983 (--param min-nondebug-insn-uid): New.
6984 (-gdwarf-@{version}): Mention version 4.
6985 * opts.c (common_handle_option): Accept it.
6986 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
6987 * regrename.c (regrename_optimize): Drop last. Don't count debug
6988 insns as uses. Don't reject change because of debug insn.
6989 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
6990 from the chain starter, and check for inexact matches in DEBUG_INSNS.
6991 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
6992 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
6993 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
6994 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
6995 * doc/gimple.texi (is_gimple_debug): New.
6996 (gimple_debug_bind_p): New.
6997 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
6998 * doc/install.texi (bootstrap-debug): More details.
6999 (bootstrap-debug-big, bootstrap-debug-lean): Document.
7000 (bootstrap-debug-lib): More details.
7001 (bootstrap-debug-ckovw): Update.
7002 (bootstrap-time): New.
7003 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
7004 (insert_phi_nodes_for): Insert debug stmts.
7005 (rewrite_stmt): Take iterator. Insert debug stmts.
7006 (rewrite_enter_block): Adjust.
7007 (maybe_replace_use_in_debug_stmt): New.
7008 (rewrite_update_stmt): Use it.
7009 (mark_use_interesting): Return early for debug stmts.
7010 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
7011 stmts before replacing stmt.
7012 (move_computations_stmt): Likewise.
7013 * ira-conflicts.c (add_copies): Skip debug insns.
7014 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
7015 (regstat_bb_compute_ri): Skip debug insns.
7016 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
7017 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
7018 check_loop_closed_ssa_stmt): Skip debug stmts.
7019 * tree-tailcall.c (find_tail_calls): Likewise.
7020 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
7021 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
7022 (build_var_debug_value_stat): Declare.
7023 (build_var_debug_value): Define.
7024 (target_for_debug_bind): Declare.
7025 * reload.c (find_equiv_reg): Skip debug insns.
7026 * rtlanal.c (reg_used_between_p): Skip debug insns.
7027 (side_effects_p): Likewise.
7028 (canonicalize_condition): Likewise.
7029 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
7030 insns never depend on debug insns.
7031 (create_ddg_dep_no_link): Likewise.
7032 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
7033 Don't add inter-loop dependencies for debug insns.
7034 (build_intra_loop_deps): Likewise.
7035 (create_ddg): Count debug insns.
7036 * ddg.h (struct ddg::num_debug): New.
7037 (num_backargs): Pair up with previous int field.
7038 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
7039 -fcompare-debug-second.
7040 * final.c (get_attr_length_1): Skip debug insns.
7041 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
7042 * gcc.c (invoke_as): Call compare-debug-dump-opt.
7043 (driver_self_specs): Map -fdump-final-insns to
7044 -fdump-final-insns=..
7045 (get_local_tick): New.
7046 (compare_debug_dump_opt_spec_function): Test for . argument and
7047 compute output name. Compute temp output spec without flag name.
7048 Compute -frandom-seed.
7049 (OPT): Undef after use.
7050 * cfgloopanal.c (num_loop_insns): Skip debug insns.
7051 (average_num_loop_insns): Likewise.
7052 * params.h (MIN_NONDEBUG_INSN_UID): New.
7053 * gimple.def (GIMPLE_DEBUG): New.
7054 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
7055 * auto-inc-dec.c (merge_in_block): Skip debug insns.
7056 (merge_in_block): Fix whitespace.
7057 * toplev.c (flag_var_tracking): Update comment.
7058 (flag_var_tracking_assignments): New.
7059 (flag_var_tracking_assignments_toggle): New.
7060 (process_options): Don't open final insns dump file if we're not
7061 going to write to it. Compute defaults for var_tracking.
7062 * df-scan.c (df_insn_rescan_debug_internal): New.
7063 (df_uses_record): Handle debug insns.
7064 * haifa-sched.c (ready): Initialize n_debug.
7065 (contributes_to_priority): Skip debug insns.
7066 (dep_list_size): New.
7068 (rank_for_schedule): Likewise. Schedule debug insns as soon as
7069 they're ready. Disregard previous debug insns to make decisions.
7070 (queue_insn): Never queue debug insns.
7071 (ready_add, ready_remove_first, ready_remove): Count debug insns.
7072 (schedule_insn): Don't reject debug insns because of issue rate.
7073 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
7074 (queue_to_ready): Skip and discount debug insns.
7075 (choose_ready): Let debug insns through.
7076 (schedule_block): Check boundary debug insns. Discount debug
7077 insns, schedule them early. Adjust whitespace.
7078 (set_priorities): Check for boundary debug insns.
7079 (add_jump_dependencies): Use dep_list_size.
7080 (prev_non_location_insn): New.
7081 (check_cfg): Use it.
7082 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
7084 (remove_unused_ivs): Reset debug stmts.
7085 * modulo-sched.c (const_iteration_count): Skip debug insns.
7086 (res_MII): Discount debug insns.
7087 (loop_single_full_bb_p): Skip debug insns.
7088 (sms_schedule): Likewise.
7089 (sms_schedule_by_order): Likewise.
7090 (ps_has_conflicts): Likewise.
7091 * caller-save.c (refmarker_fn): New.
7092 (save_call_clobbered_regs): Replace regs with saved mem in
7094 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
7095 Call refmarker_fn mark for hardregnos.
7096 (mark_reg_as_referenced): New.
7097 (replace_reg_with_saved_mem): New.
7098 * ipa-pure-const.c (check_stmt): Skip debug stmts.
7099 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
7101 (cse_extended_basic_block): Skip debug insns.
7102 (count_reg_usage): Likewise.
7103 (is_dead_reg): New, split out of...
7104 (set_live_p): ... here.
7105 (insn_live_p): Use it for debug insns.
7106 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
7107 (execute_optimize_stdarg): Likewise.
7108 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7109 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
7110 changes in debug stmts as changes.
7111 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
7112 (moveup_expr): Don't move across debug insns. Don't move
7113 debug insn if it would create a bookkeeping block.
7114 (moveup_expr_cached): Don't use cache for debug insns that
7115 are heads of blocks.
7116 (compute_av_set_inside_bb): Skip debug insns.
7117 (sel_rank_for_schedule): Schedule debug insns first. Remove
7119 (block_valid_for_bookkeeping_p); Support lax searches.
7120 (create_block_for_bookkeeping): Adjust block numbers when
7121 encountering debug-only blocks.
7122 (find_place_for_bookkeeping): Deal with debug-only blocks.
7123 (generate_bookkeeping_insn): Accept no place to insert.
7124 (remove_temp_moveop_nops): New argument full_tidying.
7125 (prepare_place_to_insert): Deal with debug insns.
7126 (advance_state_on_fence): Debug insns don't start cycles.
7127 (update_boundaries): Take fence as argument. Deal with
7129 (schedule_expr_on_boundary): No full_tidying on debug insns.
7130 (fill_insns): Deal with debug insns.
7131 (track_scheduled_insns_and_blocks): Don't count debug insns.
7132 (need_nop_to_preserve_insn_bb): New, split out of...
7133 (remove_insn_from_stream): ... this.
7134 (fur_orig_expr_not_found): Skip debug insns.
7135 * rtl.def (VALUE): Move up.
7137 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
7138 (nearest_common_dominator_of_uses): Take debug_stmts argument.
7139 Set it if debug stmts are found.
7140 (statement_sink_location): Skip debug stmts. Propagate
7141 moving defs into debug stmts.
7142 * ifcvt.c (first_active_insn): Skip debug insns.
7143 (last_active_insns): Likewise.
7144 (cond_exec_process_insns): Likewise.
7145 (noce_process_if_block): Likewise.
7146 (check_cond_move_block): Likewise.
7147 (cond_move_convert_if_block): Likewise.
7148 (block_jumps_and_fallthru_p): Likewise.
7149 (dead_or_predicable): Likewise.
7150 * dwarf2out.c (debug_str_hash_forced): New.
7151 (find_AT_string): Add comment.
7152 (gen_label_for_indirect_string): New.
7153 (get_debug_string_label): New.
7154 (AT_string_form): Use it.
7155 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
7156 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
7157 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
7158 several operations that cannot be represented with DWARF opcodes.
7159 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
7160 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
7161 (dwarf2out_var_location): Take during-call mark into account.
7162 (output_indirect_string): Update comment. Output if there are
7163 label and references.
7164 (prune_indirect_string): New.
7165 (prune_unused_types): Call it if debug_str_hash_forced.
7166 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
7167 (dw_long_long_const): Remove.
7168 (struct dw_val_struct): Change val_long_long type to rtx.
7169 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
7170 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
7171 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
7172 component instead of HOST_BITS_PER_LONG.
7173 (output_loc_operands): Likewise. For const8* assert
7174 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
7175 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
7176 rather than HOST_BITS_PER_LONG is >= 64.
7177 (add_AT_long_long): Remove val_hi and val_lo arguments, add
7179 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
7180 HOST_BITS_PER_LONG for dw_val_class_long_long.
7181 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
7182 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
7183 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
7185 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
7186 Handle DW_OP_implicit_value.
7187 (extract_int): Move prototype earlier.
7188 (mem_loc_descriptor): For SUBREG punt if inner
7189 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
7190 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
7191 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
7192 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
7193 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
7194 instead of Pmode size.
7195 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
7196 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
7197 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
7198 (concat_loc_descriptor, concatn_loc_descriptor,
7199 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
7200 (add_location_or_const_value_attribute): Likewise. For single
7201 location loc_lists attempt to use add_const_value_attribute
7202 for constant decls. Add DW_AT_const_value even if
7203 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
7205 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
7206 (control_flow_insn_p): Likewise.
7207 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
7208 (separate_decls_in_region_debug_bind): New.
7209 (separate_decls_in_region): Process debug bind stmts afterwards.
7210 * recog.c (verify_changes): Handle debug insns.
7211 (extract_insn): Likewise.
7212 (peephole2_optimize): Skip debug insns.
7213 * dse.c (scan_insn): Skip debug insns.
7214 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
7216 (setup_id_for_insn): Handle debug insns.
7217 (maybe_tidy_empty_bb): Adjust whitespace.
7218 (tidy_control_flow): Skip debug insns.
7219 (sel_remove_insn): Adjust for debug insns.
7220 (sel_estimate_number_of_insns): Skip debug insns.
7221 (create_insn_rtx_from_pattern): Handle debug insns.
7222 (create_copy_of_insn_rtx): Likewise.
7223 * sel-sched-.h (sel_bb_end): Declare.
7224 (sel_bb_empty_or_nop_p): New.
7225 (get_all_loop_exits): Use it.
7226 (_eligible_successor_edge_p): Likewise.
7227 (return_nop_to_pool): Adjust.
7228 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
7229 * ira-lives.c (process_bb_node_lives): Skip debug insns.
7230 * gimple-pretty-print.c (dump_gimple_debug): New.
7231 (dump_gimple_stmt): Use it.
7232 (dump_bb_header): Skip gimple debug stmts.
7233 * regmove.c (optimize_reg_copy_1): Discount debug insns.
7234 (fixup_match_2): Likewise.
7235 (regmove_backward_pass): Likewise. Simplify combined
7236 replacement. Handle debug insns.
7237 * function.c (instantiate_virtual_regs): Handle debug insns.
7238 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
7239 * print-rtl.h: Include cselib.h.
7240 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
7241 * df.h (df_inns_rescan_debug_internal): Declare.
7242 * gcse.c (alloc_hash_table): Estimate n_insns.
7243 (cprop_insn): Don't regard debug insns as changes.
7244 (bypass_conditional_jumps): Skip debug insns.
7245 (one_pre_gcse_pass): Adjust.
7246 (one_code_hoisting_pass): Likewise.
7247 (compute_ld_motion_mems): Skip debug insns.
7248 (one_cprop_pass): Adjust.
7249 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
7250 (if_convertible_stmt_p): Handle debug stmts.
7251 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
7252 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
7253 * ira-build.c (create_bb_allocnos): Skip debug insns.
7254 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
7255 (has_single_use): Likewise.
7256 (single_imm_use): Likewise.
7257 (num_imm_uses): Likewise.
7258 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
7259 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
7260 (create_outofssa_var_map): Likewise.
7261 * lower-subreg.c (adjust_decomposed_uses): New.
7262 (resolve_debug): New.
7263 (decompose_multiword_subregs): Use it.
7264 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
7265 * emit-rtl.c: Include params.h.
7266 (cur_debug_insn_uid): Define.
7267 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
7268 (copy_rtx_if_shared_1): Handle debug insns.
7269 (reset_used_flags): Likewise.
7270 (set_used_flags): LIkewise.
7271 (get_max_insn_count): New.
7272 (next_nondebug_insn): New.
7273 (prev_nondebug_insn): New.
7274 (make_debug_insn_raw): New.
7275 (emit_insn_before_noloc): Handle debug insns.
7276 (emit_jump_insn_before_noloc): Likewise.
7277 (emit_call_insn_before_noloc): Likewise.
7278 (emit_debug_insn_before_noloc): New.
7279 (emit_insn_after_noloc): Handle debug insns.
7280 (emit_jump_insn_after_noloc): Likewise.
7281 (emit_call_insn_after_noloc): Likewise.
7282 (emit_debug_insn_after_noloc): Likewise.
7283 (emit_insn_after): Take loc from earlier non-debug insn.
7284 (emit_jump_insn_after): Likewise.
7285 (emit_call_insn_after): Likewise.
7286 (emit_debug_insn_after_setloc): New.
7287 (emit_debug_insn_after): New.
7288 (emit_insn_before): Take loc from later non-debug insn.
7289 (emit_jump_insn_before): Likewise.
7290 (emit_call_insn_before): Likewise.
7291 (emit_debug_insn_before_setloc): New.
7292 (emit_debug_insn_before): New.
7293 (emit_insn): Handle debug insns.
7294 (emit_debug_insn): New.
7295 (emit_jump_insn): Handle debug insns.
7296 (emit_call_insn): Likewise.
7298 (init_emit): Take min-nondebug-insn-uid into account.
7299 Initialize cur_debug_insn_uid.
7300 (emit_copy_of_insn_after): Handle debug insns.
7301 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
7302 location of single rhs in place.
7303 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
7304 (floor_sdiv_adjust): New.
7305 (cell_sdiv_adjust): New.
7306 (cell_udiv_adjust): New.
7307 (round_sdiv_adjust): New.
7308 (round_udiv_adjust): New.
7309 (wrap_constant): Moved from cselib.
7310 (unwrap_constant): New.
7311 (expand_debug_expr): New.
7312 (expand_debug_locations): New.
7313 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
7315 (gimple_expand_cfg): Expand debug locations.
7316 * cselib.c: Include tree-pass.h.
7317 (struct expand_value_data): New.
7318 (cselib_record_sets_hook): New.
7319 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
7320 (cselib_clear_table): Move, and implemnet in terms of...
7321 (cselib_reset_table_with_next_value): ... this.
7322 (cselib_get_next_unknown_value): New.
7323 (discard_useless_locs): Don't discard preserved values.
7324 (cselib_preserve_value): New.
7325 (cselib_preserved_value_p): New.
7326 (cselib_preserve_definitely): New.
7327 (cselib_clear_preserve): New.
7328 (cselib_preserve_only_values): New.
7329 (new_cselib_val): Take rtx argument. Dump it in details.
7330 (cselib_lookup_mem): Adjust.
7331 (expand_loc): Take regs_active in struct. Adjust. Silence
7332 dumps unless details are requested.
7333 (cselib_expand_value_rtx_cb): New.
7334 (cselib_expand_value_rtx): Rename and reimplment in terms of...
7335 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
7336 without details. Copy more subregs. Try to resolve values
7337 using a callback. Wrap constants.
7338 (cselib_subst_to_values): Adjust.
7339 (cselib_log_lookup): New.
7340 (cselib_lookup): Call it.
7341 (cselib_invalidate_regno): Don't count preserved values as useless.
7342 (cselib_invalidate_mem): Likewise.
7343 (cselib_record_set): Likewise.
7344 (struct set): Renamed to cselib_set, moved to cselib.h.
7345 (cselib_record_sets): Adjust. Call hook.
7346 (cselib_process_insn): Reset table when it would be cleared.
7347 (dump_cselib_val): New.
7348 (dump_cselib_table): New.
7349 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
7350 (remove_forwarder_block): Support moving debug stmts.
7351 * cselib.h (cselib_record_sets_hook): Declare.
7352 (cselib_expand_callback): New type.
7353 (cselib_expand_value_rtx_cb): Declare.
7354 (cselib_reset_table_with_next_value): Declare.
7355 (cselib_get_next_unknown_value): Declare.
7356 (cselib_preserve_value): Declare.
7357 (cselib_preserved_value_p): Declare.
7358 (cselib_preserve_only_values): Declare.
7359 (dump_cselib_table): Declare.
7360 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
7361 (try_crossjump_to_edge): Likewise.
7362 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
7363 dominated blocks when debug stmts are present.
7364 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
7365 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
7366 (set_var_live_on_entry): Likewise.
7367 * loop-invariant.c (find_invariants_bb): Skip debug insns.
7368 * cfglayout.c (curr_location, last_location): Make static.
7369 (set_curr_insn_source_location): Don't avoid bouncing.
7370 (get_curr_insn_source_location): New.
7371 (get_curr_insn_block): New.
7372 (duplicate_insn_chain): Handle debug insns.
7373 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
7375 * common.opt (fcompare-debug): Move to sort order.
7376 (fdump-unnumbered-links): Likewise.
7377 (fvar-tracking-assignments): New.
7378 (fvar-tracking-assignments-toggle): New.
7379 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
7380 because of debug stmts.
7381 (mark_stmt_if_obviously_necessary): Mark debug stmts.
7382 (eliminate_unnecessary_stmts): Walk dominated blocks before
7384 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
7385 * ira.c (memref_used_between_p): Skip debug insns.
7386 (update_equiv_regs): Likewise.
7387 * sched-deps.c (sd_lists_size): Accept empty list.
7388 (sd_init_insn): Mark debug insns.
7389 (sd_finish_insn): Unmark them.
7390 (sd_add_dep): Reject non-debug deps on debug insns.
7391 (fixup_sched_groups): Give debug insns group treatment.
7393 (sched_analyze_reg): Don't mark debug insns for sched before call.
7394 (sched_analyze_2): Handle debug insns.
7395 (sched_analyze_insn): Compute next non-debug insn. Handle debug
7397 (deps_analyze_insn): Handle debug insns.
7398 (deps_start_bb): Skip debug insns.
7399 (init_deps): Initialize last_debug_insn.
7400 * tree-ssa.c (target_for_debug_bind): New.
7401 (find_released_ssa_name): New.
7402 (propagate_var_def_into_debug_stmts): New.
7403 (propagate_defs_into_debug_stmts): New.
7404 (verify_ssa): Skip debug bind stmts without values.
7405 (warn_uninialized_vars): Skip debug stmts.
7406 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
7407 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
7408 (rtx_equal_p): Likewise.
7409 * ira-costs.c (scan_one_insn): Skip debug insns.
7410 (process_bb_node_for_hard_reg_moves): Likewise.
7411 * rtl.h (DEBUG_INSN_P): New.
7412 (NONDEBUG_INSN_P): New.
7413 (MAY_HAVE_DEBUG_INSNS): New.
7414 (INSN_P): Accept debug insns.
7415 (RTX_FRAME_RELATED_P): Likewise.
7416 (INSN_DELETED_P): Likewise
7417 (PAT_VAR_LOCATION_DECL): New.
7418 (PAT_VAR_LOCATION_LOC): New.
7419 (PAT_VAR_OCATION_STATUS): New.
7420 (NOTE_VAR_LOCATION_DECL): Reimplement.
7421 (NOTE_VAR_LOCATION_LOC): Likewise.
7422 (NOTE_VAR_LOCATION_STATUS): Likewise.
7423 (INSN_VAR_LOCATION): New.
7424 (INSN_VAR_LOCATION_DECL): New.
7425 (INSN_VAR_LOCATION_LOC): New.
7426 (INSN_VAR_LOCATION_STATUS): New.
7427 (gen_rtx_UNKNOWN_VAR_LOC): New.
7428 (VAR_LOC_UNKNOWN_P): New.
7429 (NOTE_DURING_CALL_P): New.
7430 (SCHED_GROUP_P): Accept debug insns.
7431 (emit_debug_insn_before): Declare.
7432 (emit_debug_insn_before_noloc): Declare.
7433 (emit_debug_insn_beore_setloc): Declare.
7434 (emit_debug_insn_after): Declare.
7435 (emit_debug_insn_after_noloc): Declare.
7436 (emit_debug_insn_after_setloc): Declare.
7437 (emit_debug_insn): Declare.
7438 (make_debug_insn_raw): Declare.
7439 (prev_nondebug_insn): Declare.
7440 (next_nondebug_insn): Declare.
7441 (delegitimize_mem_from_attrs): Declare.
7442 (get_max_insn_count): Declare.
7443 (wrap_constant): Declare.
7444 (unwrap_constant): Declare.
7445 (get_curr_insn_source_location): Declare.
7446 (get_curr_insn_block): Declare.
7447 * tree-inline.c (insert_debug_decl_map): New.
7448 (processing_debug_stmt): New.
7449 (remap_decl): Don't create new mappings in debug stmts.
7450 (remap_gimple_op_r): Don't add references in debug stmts.
7451 (copy_tree_body_r): Likewise.
7452 (remap_gimple_stmt): Handle debug bind stmts.
7453 (copy_bb): Skip debug stmts.
7454 (copy_edges_for_bb): Likewise.
7455 (copy_debug_stmt): New.
7456 (copy_debug_stmts): New.
7457 (copy_body): Copy debug stmts at the end.
7458 (insert_init_debug_bind): New.
7459 (insert_init_stmt): Take id. Skip and emit debug stmts.
7460 (setup_one_parameter): Remap variable earlier, register debug mapping.
7461 (estimate_num_insns): Skip debug stmts.
7462 (expand_call_inline): Preserve debug_map.
7463 (optimize_inline_calls): Check for no debug_stmts left-overs.
7464 (unsave_expr_now): Preserve debug_map.
7465 (copy_gimple_seq_and_replace_locals): Likewise.
7466 (tree_function_versioning): Check for no debug_stmts left-overs.
7467 Init and destroy debug_map as needed. Split edges unconditionally.
7468 (build_duplicate_type): Init and destroy debug_map as needed.
7469 * tree-inline.h: Include gimple.h instead of pointer-set.h.
7470 (struct copy_body_data): Add debug_stmts and debug_map.
7471 * sched-int.h (struct ready_list): Add n_debug.
7472 (struct deps): Add last_debug_insn.
7473 (DEBUG_INSN_SCHED_P): New.
7474 (BOUNDARY_DEBUG_INSN_P): New.
7475 (SCHEDULE_DEBUG_INSN_P): New.
7476 (sd_iterator_cond): Accept empty list.
7477 * combine.c (create_log_links): Skip debug insns.
7478 (combine_instructions): Likewise.
7479 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
7480 return value is always unshared.
7481 (struct rtx_subst_pair): New.
7482 (auto_adjust_pair): New.
7483 (propagate_for_debug_subst): New.
7484 (propagate_for_debug): New.
7485 (try_combine): Skip debug insns. Propagate removed defs into
7487 (next_nonnote_nondebug_insn): New.
7488 (distribute_notes): Use it. Skip debug insns.
7489 (distribute_links): Skip debug insns.
7490 * tree-outof-ssa.c (set_location_for_edge): Likewise.
7491 * resource.c (mark_target_live_regs): Likewise.
7492 * var-tracking.c: Include cselib.h and target.h.
7493 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
7495 (micro_operation_type_name): New.
7496 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
7497 (struct micro_operation_def): Update comments.
7498 (decl_or_value): New type. Use instead of decls.
7499 (struct emit_note_data_def): Add vars.
7500 (struct attrs_def): Use decl_or_value.
7501 (struct variable_tracking_info_def): Add permp, flooded.
7502 (struct location_chain_def): Update comment.
7503 (struct variable_part_def): Use decl_or_value.
7504 (struct variable_def): Make var_part a variable length array.
7506 (scratch_regs): New.
7507 (cselib_hook_called): New.
7508 (dv_is_decl_p): New.
7509 (dv_is_value_p): New.
7512 (dv_as_opaque): New.
7513 (dv_onepart_p): New.
7515 (IS_DECL_CODE): New.
7516 (check_value_is_not_decl): New.
7517 (dv_from_decl): New.
7518 (dv_from_value): New.
7519 (dv_htab_hash): New.
7520 (variable_htab_hash): Use it.
7521 (variable_htab_eq): Support values.
7522 (variable_htab_free): Free from the right pool.
7523 (attrs_list_member, attrs_list_insert): Use decl_or_value.
7524 (attrs_list_union): Adjust.
7525 (attrs_list_mpdv_union): New.
7526 (tie_break_pointers): New.
7527 (canon_value_cmp): New.
7528 (unshare_variable): Return possibly-modified slot.
7529 (vars_copy_1): Adjust.
7530 (var_reg_decl_set): Adjust. Split out of...
7531 (var_reg_set): ... this.
7532 (get_init_value): Adjust.
7533 (var_reg_delete_and_set): Adjust.
7534 (var_reg_delete): Adjust.
7535 (var_regno_delete): Adjust.
7536 (var_mem_decl_set): Split out of...
7537 (var_mem_set): ... this.
7538 (var_mem_delete_and_set): Adjust.
7539 (var_mem_delete): Adjust.
7543 (variable_union): Adjust. Speed up merge of 1-part vars.
7544 (variable_canonicalize): Use unshared slot.
7545 (VALUED_RECURSED_INTO): New.
7546 (find_loc_in_1pdv): New.
7547 (struct dfset_merge): New.
7548 (insert_into_intersection): New.
7549 (intersect_loc_chains): New.
7551 (canonicalize_loc_order_check): New.
7552 (canonicalize_values_mark): New.
7553 (canonicalize_values_star): New.
7554 (variable_merge_over_cur): New.
7555 (variable_merge_over_src): New.
7556 (dataflow_set_merge): New.
7557 (dataflow_set_equiv_regs): New.
7558 (remove_duplicate_values): New.
7559 (struct dfset_post_merge): New.
7560 (variable_post_merge_new_vals): New.
7561 (variable_post_merge_perm_vals): New.
7562 (dataflow_post_merge_adjust): New.
7563 (find_mem_expr_in_1pdv): New.
7564 (dataflow_set_preserve_mem_locs): New.
7565 (dataflow_set_remove_mem_locs): New.
7566 (dataflow_set_clear_at_call): New.
7567 (onepart_variable_different_p): New.
7568 (variable_different_p): Use it.
7569 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
7570 (track_expr_p): Add need_rtl parameter. Don't generate rtl
7572 (track_loc_p): Pass it true.
7573 (struct count_use_info): New.
7574 (find_use_val): New.
7575 (replace_expr_with_values): New.
7577 (use_type): New, partially split out of...
7578 (count_uses): ... this. Count new micro-ops.
7579 (count_uses_1): Adjust.
7580 (count_stores): Adjust.
7581 (count_with_sets): New.
7582 (VAL_NEEDS_RESOLUTION): New.
7583 (VAL_HOLDS_TRACK_EXPR): New.
7584 (VAL_EXPR_IS_COPIED): New.
7585 (VAL_EXPR_IS_CLOBBERED): New.
7586 (add_uses): Adjust. Generate new micro-ops.
7587 (add_uses_1): Adjust.
7588 (add_stores): Generate new micro-ops.
7589 (add_with_sets): New.
7590 (find_src_status): Adjust.
7591 (find_src_set_src): Adjust.
7592 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
7593 Handle new micro-ops. Canonicalize value equivalances.
7594 (vt_find_locations): Compute total size of hash tables for
7595 dumping. Perform merge for var-tracking-assignments. Don't
7596 disregard single-block loops.
7597 (dump_attrs_list): Handle decl_or_value.
7598 (dump_variable): Take variable. Deal with decl_or_value.
7599 (dump_variable_slot): New.
7600 (dump_vars): Use it.
7601 (dump_dataflow_sets): Adjust.
7602 (set_slot_part): New, extended to support one-part variables
7603 after splitting out of...
7604 (set_variable_part): ... this.
7605 (clobber_slot_part): New, split out of...
7606 (clobber_variable_part): ... this.
7607 (delete_slot_part): New, split out of...
7608 (delete_variable_part): .... this.
7609 (check_wrap_constant): New.
7610 (vt_expand_loc_callback): New.
7611 (vt_expand_loc): New.
7612 (emit_note_insn_var_location): Adjust. Handle values. Handle
7613 EMIT_NOTE_AFTER_CALL_INSN.
7614 (emit_notes_for_differences_1): Adjust. Handle values.
7615 (emit_notes_for_differences_2): Likewise.
7616 (emit_notes_for_differences): Adjust.
7617 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
7618 Adjust. Handle new micro-ops.
7619 (vt_add_function_parameters): Adjust. Create and bind values.
7620 (vt_initialize): Adjust. Initialize scratch_regs and
7621 valvar_pool, flooded and perm.. Initialize and use cselib. Log
7622 operations. Move some code to count_with_sets and add_with_sets.
7623 (delete_debug_insns): New.
7624 (vt_debug_insns_local): New.
7625 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
7627 (var_tracking_main): If var-tracking-assignments is enabled
7628 but var-tracking isn't, delete debug insns and leave. Likewise
7629 if we exceed limits or fail the stack adjustments tests, and
7630 after all var-tracking processing.
7631 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
7632 (dataflow_set): Add traversed_vars.
7633 (value_chain, const_value_chain): New typedefs.
7634 (value_chain_pool, value_chains): New variables.
7635 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
7636 add_value_chains, add_cselib_value_chains, remove_value_chain,
7637 remove_value_chains, remove_cselib_value_chains): New functions.
7638 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
7639 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
7641 (shared_hash_find_slot_unshare, shared_hash_find_slot,
7642 shared_hash_find_slot_noinsert, shared_hash_find): Update.
7643 (dst_can_be_shared): New variable.
7644 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
7645 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
7646 different from set->vars, look up slot again instead of using the
7648 (dataflow_set_init): Initialize traversed_vars.
7649 (variable_union): Use shared_hash_*. Use initially NO_INSERT
7650 lookup if set->vars is shared. Don't keep slot cleared before
7651 calling unshare_variable. Unshare set->vars if needed. Adjust
7652 unshare_variable callers. Clear dst_can_be_shared if needed.
7653 Even ->refcount == 1 vars must be unshared if set->vars is shared
7654 and var needs to be modified.
7655 (dataflow_set_union): Set traversed_vars during canonicalization.
7656 (VALUE_CHANGED, DECL_CHANGED): Define.
7657 (set_dv_changed, dv_changed_p): New static inlines.
7658 (track_expr_p): Clear DECL_CHANGED.
7659 (dump_dataflow_sets): Set it.
7660 (variable_was_changed): Call set_dv_changed.
7661 (emit_note_insn_var_location): Likewise.
7662 (changed_variables_stack): New variable.
7663 (check_changed_vars_1, check_changed_vars_2): New functions.
7664 (emit_notes_for_changes): Do nothing if changed_variables is
7665 empty. Traverse changed_variables with check_changed_vars_1,
7666 call check_changed_vars_2 on each changed_variables_stack entry.
7667 (emit_notes_in_bb): Add SET argument. Just clear it at the
7668 beginning, use it instead of local &set, don't destroy it at the end.
7669 (vt_emit_notes): Call dataflow_set_clear early on all
7670 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
7671 computed set, dataflow_set_clear also VTI(bb)->in when we are
7672 done with the basic block. Initialize changed_variables_stack,
7673 free it afterwards. If ENABLE_CHECKING verify that after noting
7674 differences to an empty set value_chains hash table is empty.
7675 (vt_initialize): Initialize value_chains and value_chain_pool.
7676 (vt_finalize): Delete value_chains htab, free value_chain_pool.
7677 (variable_tracking_main): Call dump_dataflow_sets before calling
7678 vt_emit_notes, not after it.
7679 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
7680 (propagate_var_def_into_debug_stmts): Declare.
7681 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
7682 (df_set_note): Reject debug insns.
7683 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
7684 add notes to debug insns.
7685 (df_note_bb_compute): Adjust. Likewise.
7686 (df_simulate_uses): Skip debug insns.
7687 (df_simulate_initialize_backwards): Likewise.
7688 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
7689 (subst_stack_regs_pat): Reject debug insns.
7690 (convert_regs_1): Handle debug insns.
7691 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
7692 (print-rtl.o): Depend on cselib.h.
7693 (cselib.o): Depend on TREE_PASS_H.
7694 (var-tracking.o): Depend on cselib.h and TARGET_H.
7695 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
7696 (init_ready_list): Skip boundary debug insns.
7697 (add_branch_dependences): Skip debug insns.
7698 (free_block_dependencies): Check for blocks with only debug insns.
7699 (compute_priorities): Likewise.
7700 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
7701 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
7703 (gimple_build_debug_bind_stat): New.
7704 (empty_body_p): Skip debug stmts.
7705 (gimple_has_side_effects): Likewise.
7706 (gimple_rhs_has_side_effects): Likewise.
7707 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
7708 (gimple_build_debug_bind_stat): Declare.
7709 (gimple_build_debug_bind): Define.
7710 (is_gimple_debug): New.
7711 (gimple_debug_bind_p): New.
7712 (gimple_debug_bind_get_var): New.
7713 (gimple_debug_bind_get_value): New.
7714 (gimple_debug_bind_get_value_ptr): New.
7715 (gimple_debug_bind_set_var): New.
7716 (gimple_debug_bind_set_value): New.
7717 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
7718 (gimple_debug_bind_reset_value): New.
7719 (gimple_debug_bind_has_value_p): New.
7720 (gsi_next_nondebug): New.
7721 (gsi_prev_nondebug): New.
7722 (gsi_start_nondebug_bb): New.
7723 (gsi_last_nondebug_bb): New.
7724 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
7725 (print_insn): Handle DEBUG_INSN.
7726 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
7727 of first insn prevail.
7728 (first_stmt): Skip debug stmts.
7729 (first_non_label_stmt): Likewise.
7730 (last_stmt): Likewise.
7731 (has_zero_uses_1): New.
7732 (single_imm_use_1): New.
7733 (verify_gimple_debug): New.
7734 (verify_types_in_gimple_stmt): Handle debug stmts.
7735 (verify_stmt): Likewise.
7736 (debug_loop_num): Skip debug stmts.
7737 (remove_edge_and_dominated_blocks): Remove dominators last.
7738 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
7739 (linearize_expr): Likewise.
7740 * config/i386/i386.c (ix86_delegitimize_address): Call
7741 default implementation.
7742 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
7743 (group_barrier_needed): Skip debug insns.
7744 (emit_insn_group_barriers): Likewise.
7745 (emit_all_insn_group_barriers): Likewise.
7746 (ia64_variable_issue): Handle debug insns.
7747 (ia64_dfa_new_cycle): Likewise.
7748 (final_emit_insn_group_barriers): Skip debug insns.
7749 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
7750 def cfa without frame.
7751 (process_set): Likewise.
7752 (process_for_unwind_directive): Pass frame on.
7753 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
7754 (rs6000_delegitimize_address): New.
7755 (rs6000_debug_adjust_cost): Handle debug insns.
7756 (is_microcoded_insn): Likewise.
7757 (is_cracked_insn): Likewise.
7758 (is_nonpipeline_insn): Likewise.
7759 (insn_must_be_first_in_group): Likewise.
7760 (insn_must_be_last_in_group): Likewise.
7761 (force_new_group): Likewise.
7762 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
7763 contains only debug insns.
7764 (rtl_merge_blocks): Skip debug insns.
7765 (purge_dead_edges): Likewise.
7766 (rtl_block_ends_with_call_p): Skip debug insns.
7767 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
7768 (mark_reg_dependencies): Skip debug insns.
7769 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
7770 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
7771 * tree-ssa-threadedge.c
7772 (record_temporary_equivalences_from_stmts): Skip debug stmts.
7773 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
7774 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
7775 (copyprop_hardreg_forward_1): Handle debug insns.
7776 * reload1.c (reload): Skip debug insns. Replace unassigned
7777 pseudos in debug insns with their equivalences.
7778 (eliminate_regs_in_insn): Skip debug insns.
7779 (emit_input_reload_insns): Skip debug insns at first, adjust
7781 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
7782 (get_indirect_ref_operands): Pass opf_no_vops on.
7783 (get_expr_operands): Likewise. Skip debug stmts.
7784 (parse_ssa_operands): Scan debug insns with opf_no_vops.
7786 2009-09-01 Richard Henderson <rth@redhat.com>
7788 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
7789 stmt_ends_pp_p statements at least once.
7790 * tree-vrp.c (vrp_initialize): Likewise.
7791 (vrp_visit_stmt): Be prepared for non-interesting stmts.
7793 2009-09-01 Dodji Seketeli <dodji@redhat.com>
7796 Fix AIX bootstrap after PR debug/30161
7797 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
7798 that is a GNU extension.
7799 (tmpl_value_parm_die_table): Move the definition of this global
7800 outside #ifdef DWARF2_DEBUGGING_INFO region.
7802 2009-09-01 Richard Guenther <rguenther@suse.de>
7804 * tree.c (tree_expr_size): New function.
7805 * tree.h (tree_expr_size): Declare.
7806 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
7807 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
7808 * langhooks.c (lhd_expr_size): Remove.
7809 * langhooks.h (struct lang_hooks): Remove expr_size.
7810 * explow.c (expr_size): Use tree_expr_size.
7811 (int_expr_size): Likewise.
7812 * langhooks-def.h (lhd_expr_size): Remove.
7813 (LANG_HOOKS_EXPR_SIZE): Likewise.
7814 (LANG_HOOKS_INITIALIZER): Adjust.
7816 2009-09-01 Richard Guenther <rguenther@suse.de>
7818 * tree-flow.h (mark_addressable): Move declaration ...
7819 * tree.h (mark_addressable): ... here.
7820 * stmt.c (expand_asm_operands): Use mark_addressable, not
7821 lang_hooks.mark_addressable.
7822 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7823 LANG_HOOKS_MARK_ADDRESSABLE.
7824 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
7825 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
7827 2009-08-31 Chris Demetriou <cgd@google.com>
7829 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
7830 vectorize if not TARGET_SSE2.
7832 2009-08-31 DJ Delorie <dj@redhat.com>
7834 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
7835 registers if no coprocessor is enabled.
7837 2009-08-31 Dodji Seketeli <dodji@redhat.com>
7840 * cgraph.h (cgraph_get_node): Declare ...
7841 * cgraph.c (cgraph_get_node): ... new function.
7842 * dwarf2out.c (gen_generic_params_dies,
7843 generic_parameter_die, tree_add_const_value_attribute_for_decl,
7844 make_ith_pack_parameter_name,
7845 append_entry_to_tmpl_value_parm_die_table,
7846 gen_remaining_tmpl_value_param_die_attribute): New functions.
7847 (gen_subprogram_die): Generate debug info for template parameters
7848 if debug info level is higher than DINFO_LEVEL_TERSE.
7849 Use tree_add_const_value_attribute_for_decl instead of
7850 tree_add_const_value_attribute.
7851 (gen_const_die): Use tree_add_const_value_attribute_for_decl
7852 instead of tree_add_const_value_attribute.
7853 (gen_struct_or_union_type_die): Generate debug
7854 info for template parameters if debug info level is higher than
7856 (tree_add_const_value_attribute): Handle integral and pointer
7857 constants. Update comment.
7858 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
7859 (dwarf_attr_name): Support DW_AT_GNU_template_name.
7860 (reference_to_unused): Fix thinko. Remove redundant predicates from
7862 (tree_add_const_value_attribute): Make this work for constant
7864 tree_add_const_value_attribute_for_decl is to be used for variable
7866 (add_location_or_const_value_attribute): Use
7867 tree_add_const_value_attribute_for_decl now.
7868 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
7869 DW_TAG_template_value_param DIEs after function DIEs have been
7871 * langhooks.h (lang_hooks_for_types): Add
7872 get_argument_pack_elems.
7873 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
7874 (lang_hooks): Added get_innermost_generic_parms,
7875 get_innermost_generic_args.
7876 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
7877 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
7878 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
7879 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
7881 2009-08-31 DJ Delorie <dj@redhat.com>
7883 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
7884 it once we start generating the prologue or epilogue.
7885 (mep_call_saves_register): If the frame is locked, re-use
7887 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
7888 (mep_expand_prologue): Call it.
7889 (mep_expand_epilogue): Likewise.
7890 (mep_start_function): Use the same logic as mep_expand_prologue.
7891 (mep_pass_by_reference): Make logic more readable.
7892 (mep_return_in_memory): Zero-sized objects are passed in memory.
7893 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
7895 2009-08-31 Richard Guenther <rguenther@suse.de>
7897 * builtins.c (fold_builtin_memory_op): Use the alias oracle
7898 to query if the memory regions for memmove overlap.
7899 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
7900 asserts on pointers, instead deal with odd trees.
7901 (ptr_derefs_may_alias_p): Likewise.
7902 (refs_may_alias_p_1): Constructor bases also never alias.
7904 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
7906 * doc/install.texi (Final install): Adjust reference on where to
7907 order printed manuals.
7909 2009-08-30 Olivier Hainque <hainque@adacore.com>
7911 * dwarf2out.c (switch_to_frame_table_section): Move
7912 definition prior to first use.
7914 2009-08-30 Richard Guenther <rguenther@suse.de>
7916 PR tree-optimization/41186
7917 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
7918 (ao_ref_init_from_ptr_and_size): New function.
7919 (ref_maybe_used_by_call_p_1): Be more precise tracking
7920 used ranges for builtin functions.
7921 (ref_maybe_used_by_call_p): Adjust.
7922 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
7923 ranges for builtin functions.
7924 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
7926 2009-08-30 Alan Modra <amodra@bigpond.net.au>
7929 * fwprop.c (get_reg_use_in): Delete.
7930 (free_load_extend): New function.
7931 (forward_propagate_subreg): Use it.
7933 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
7935 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
7937 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
7940 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
7943 2009-08-29 Douglas B Rupp <rupp@gnat.com>
7945 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
7946 fini or fini_array section.
7948 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7950 * graphite-dependences.c (graphite_legal_transform_bb): Call
7951 pbb_remove_duplicate_pdrs.
7952 * graphite-poly.c (can_collapse_pdr): Removed.
7953 (pdr_find_duplicate): Removed.
7954 (can_collapse_pdrs): New.
7955 (pbb_remove_duplicate_pdrs): New.
7956 (new_poly_dr): Do not look for duplicates.
7957 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
7958 (PBB_PDR_DUPLICATES_REMOVED): New.
7959 (pbb_remove_duplicate_pdrs): Declared.
7961 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7963 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
7964 the strides by multiplying by PDR_NB_REFS.
7965 * graphite-poly.c (can_collapse_pdr): New.
7966 (pdr_find_duplicate): New.
7967 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
7968 Initialize PDR_NB_REFS.
7969 * graphite-poly.h (struct poly_dr): Add field nb_refs.
7971 (new_poly_dr): Number of subscripts is a graphite_dim_t.
7973 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7976 * graphite-poly.c (apply_poly_transforms): Remove legality test before
7979 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7981 * graphite-dependences.c (pddr_original_scattering): Return NULL
7982 for read-read dependence relations.
7983 * graphite-poly.h (enum poly_dr_type): Fix comment.
7986 (pdr_may_write_p): New.
7988 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7990 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
7991 (struct poly_dr): Same.
7992 (new_poly_dr): Same.
7993 * graphite-poly.c (new_poly_dr): Same.
7994 * graphite-dependences.c (dot_deps): Disable call to system.
7996 2009-08-28 Cary Coutant <ccoutant@google.com>
7999 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
8000 struct/union/enum types local to a function.
8002 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8003 Sebastian Pop <sebastian.pop@amd.com>
8005 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
8006 pbb_strip_mine_time_depth. Changed the implementation so that
8007 transformation is expressed as a transformation on
8008 time (scatttering) dimensions. Also, ensures that the 2d+1
8009 scheduling format is preserved.
8010 (pbb_strip_mine_profitable_p): Profitability is based on the
8011 iteration number of a given time (scattering) dimension,
8012 and not on a original loop depth dimension.
8013 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
8014 (pbb_do_strip_mine): Call psct_dynamic_dim.
8015 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
8016 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
8017 (pbb_nb_dynamic_scattering_transform): New.
8018 (psct_dynamic_dim): New.
8020 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8022 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8023 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8024 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
8025 * graphite-interchange.c (build_linearized_memory_access): Same.
8026 (memory_stride_in_loop): Same.
8028 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8030 * graphite-dependences.c (pddr_original_scattering): New.
8031 (graphite_legal_transform_dr): Call pddr_original_scattering.
8034 * graphite-dependences.h (dot_deps): Declared.
8035 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
8036 (print_pdr): Print PDR_ID.
8037 * graphite-poly.h (struct poly_dr): Add field id.
8040 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
8042 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8044 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
8045 not delete the original dependence relation.
8047 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8049 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
8050 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
8051 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
8052 (free_poly_ddr): New.
8053 (pddr_is_empty): New.
8054 (dependence_polyhedron_1): Now returns a poly_ddr_p.
8055 (dependence_polyhedron): Same. Remove useless gcc_assert.
8057 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
8058 (graphite_carried_dependence_level_k): Call pddr_is_empty.
8059 * graphite-dependences.h (enum poly_dependence_kind): New.
8060 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
8061 (PDRP_SOURCE): Renamed PDDR_SOURCE.
8062 (PDRP_SINK): Renamed PDDR_SINK.
8063 (PDRP_DDP): Renamed PDDR_DDP.
8065 (free_poly_ddr): Declared.
8066 * graphite-poly.c (new_scop): Use the new hash function names.
8067 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
8068 into original_pddrs.
8069 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
8071 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8073 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
8074 bounds with LT_EXPR to make niter analysis more precise on code
8075 generated by Graphite.
8077 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8079 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
8080 (graphite_legal_transform_bb): Same.
8081 (poly_drs_may_alias_p): Same.
8083 2009-08-28 Richard Guenther <rguenther@suse.de>
8085 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
8087 2009-08-28 Jan Beulich <jbeulich@novell.com>
8089 * config/i386/netware.c: Include langhooks.h.
8090 (i386_nlm_encode_section_info): Simplify.
8091 (netware_override_options): Delete.
8092 * config/i386/netware.h (netware_override_options): Delete
8094 (OVERRIDE_OPTIONS): Delete definition.
8095 (SUBTARGET_OVERRIDE_OPTIONS): Define.
8096 (ASM_COMMENT_START): Define.
8097 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
8099 2009-08-28 Jan Beulich <jbeulich@novell.com>
8101 * configure.ac: For in-tree ld, do a plain version check to
8102 determine whether comdat groups are supported.
8103 * configure: Regenerate.
8105 2009-08-28 Olivier Hainque <hainque@adacore.com>
8107 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
8108 always defined. Reflect definition or absence of such for
8109 COLLECT_EXPORT_LIST. Readability helper.
8110 (scanfilter): New enum, to help control what symbols
8111 are to be considered or ignored by scan_prog_file.
8112 (enum pass): Rename as "scanpass", moved together with scanfilter
8113 prior to scan_prog_file's prototype.
8114 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
8115 Group prototype with the scanpass/scanfilter definitions, factorize
8116 head comments for the several implementations at the prototype.
8117 (main): Reorganize the first pass link control to let AIX
8118 drag only the needed frame tables in executables. Prevent
8119 frame tables collection during the scan aimed at static ctors.
8120 Pre-link and scan for frame tables later to compensate.
8121 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
8122 A C statement to issue assembly directives that create a reference
8123 to the given DWARF table identifier label from the current function
8125 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
8126 to differentiate first time section entry. Only emit a .data
8127 tables start identifier label the first time around.
8128 (switch_to_frame_table_section): New function. Helper for
8129 output_call_frame_info to switch possibly BACK into the eh_frame
8130 or the debug_frame section depending on FOR_EH.
8131 (output_call_frame_info): Use helper to first enter the proper
8133 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
8134 emit a link to the frame table start label from each function
8136 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
8137 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
8138 * config/rs6000/rs6000-protos.h: Declare it.
8139 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
8141 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8143 * config/sh/sh.c (split_branches): Check the result of
8146 2009-08-27 Steve Ellcey <sje@cup.hp.com>
8148 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
8149 using -pthread -fopenmp
8151 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
8153 * doc/service.texi (service directory): Update URL.
8155 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
8157 PR rtl-optimization/40861
8158 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
8159 extract word from a multi-word subreg for negative byte positions.
8161 2009-08-27 Tristan Gingold <gingold@adacore.com>
8162 Douglas B Rupp <rupp@gnat.com>
8164 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
8165 (SECTION_VMS_OVERLAY): Define.
8166 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
8168 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
8170 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
8171 common_object declarations.
8172 (ia64_section_type_flags): Set section flag for common_object.
8173 * config/ia64/ia64-protos.h
8174 (ia64_vms_output_aligned_decl_common): Declare.
8175 (ia64_vms_elf_asm_named_section): Declare.
8177 2009-08-27 Michael Matz <matz@suse.de>
8179 * expr.c (expand_expr_real_2): New function taking exploded
8180 unary or binary expression, split out from ...
8181 (expand_expr_real_1): ... here. Move over all unary/binary
8182 switch parts to above function, in particular these codes:
8183 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
8184 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
8185 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
8186 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
8187 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
8188 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
8189 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
8190 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
8191 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
8192 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
8193 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
8194 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
8195 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
8196 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
8197 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
8198 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
8199 VEC_PACK_FIX_TRUNC_EXPR.
8200 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
8203 2009-08-27 Richard Guenther <rguenther@suse.de>
8205 * gengtype.c (main): Handle uint64_t.
8206 * ipa-utils.c (get_base_var): Indent properly.
8207 * tree-ssa-live.c (debug_scope_block): New function.
8208 * tree-flow.h (debug_scope_block): Declare.
8209 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
8210 * basic-block.h (enum profile_status): Rename to
8211 enum profile_status_d.
8212 (x_profile_status): Adjust type.
8214 2009-08-27 Dodji Seketeli <dodji@redhat.com>
8217 * dwarf2out.c (get_context_die): Declare this static function.
8218 (gen_type_die_with_usage): Make sure a DIE is a generated for
8219 the context of a typedef.
8221 2009-08-26 Anatoly Sokolov <aesok@post.ru>
8223 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
8226 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
8228 * config/mips/mips-protos.h (mips_output_sync): Declare.
8229 (mips_sync_loop_insns): Likewise.
8230 (mips_output_sync_loop): Replace first two parameters with an rtx.
8231 * config/mips/mips.c (mips_multi_member): New structure.
8232 (mips_multi_members): New variable.
8233 (mips_multi_start): New function.
8234 (mips_multi_add): Likewise.
8235 (mips_multi_add_insn): Likewise.
8236 (mips_multi_add_label): Likewise.
8237 (mips_multi_last_index): Likewise.
8238 (mips_multi_copy_insn): Likewise.
8239 (mips_multi_set_operand): Likewise.
8240 (mips_multi_write): Likewise.
8241 (mips_print_operand_punctuation): Remove '%|' and '%-'.
8242 (mips_init_print_operand_punct): Update accordingly.
8243 (mips_start_ll_sc_sync_block): New function.
8244 (mips_end_ll_sc_sync_block): Likewise.
8245 (mips_output_sync): Likewise.
8246 (mips_sync_insn1_template): Likewise.
8247 (mips_sync_insn2_template): Likewise.
8248 (mips_get_sync_operand): Likewise.
8249 (mips_process_sync_loop): Likewise.
8250 (mips_output_sync_loop): Use mips_process_sync_loop.
8251 (mips_sync_loop_insns): New function.
8252 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
8253 (MIPS_COMPARE_AND_SWAP_12): Likewise.
8254 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
8255 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
8256 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
8257 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
8258 (MIPS_SYNC_OLD_OP_12): Likewise.
8259 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
8260 (MIPS_SYNC_NEW_OP_12): Likewise.
8261 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
8262 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
8263 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
8264 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
8265 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
8266 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
8267 * config/mips/mips.md (sync_mem): New attribute.
8268 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
8269 (sync_exclusive_mask, sync_required_oldval): Likewise.
8270 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
8271 (sync_release_barrier): Likewise.
8272 (length): Handle sync loops.
8273 (sync): Use mips_output_sync.
8274 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
8275 (sync_compare_and_swap<mode>): Set the new sync_* attributes
8276 and use mips_output_sync_loop.
8277 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
8278 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
8279 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
8280 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
8281 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
8282 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
8283 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
8284 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
8285 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
8287 2009-08-26 Richard Guenther <rguenther@suse.de>
8290 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
8291 the types to not match.
8292 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
8294 * tree-ssa.c (useless_type_conversion_p): Conversions to
8295 pointers to unprototyped functions are useless.
8297 2009-08-26 Richard Guenther <rguenther@suse.de>
8299 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
8300 whole-program condition, prepare to be called for non-globals.
8301 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
8302 params build a representative with known type and track its fields.
8304 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
8306 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
8307 clearing by a taken branch.
8308 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
8309 effectively after bbro pass.
8310 (sync_nand<mode>): Ditto.
8311 (sync_old_<fetchop_name><mode>): Ditto.
8312 (sync_old_nand<mode>): Ditto.
8313 (sync_new_<fetchop_name><mode>): Dito.
8314 (sync_new_nand<mode>): Ditto.
8315 (sync_compare_and_swap<mode>_1): Ditto.
8316 (*sync_compare_and_swap<mode>): Ditto.
8317 (sync_lock_test_and_set<mode>_1): Ditto.
8318 ("sync_lock_test_and_set<mode>): Ditto.
8320 2009-08-25 Douglas B Rupp <rupp@gnat.com>
8322 * hwint.h (HOST_LONG_FORMAT): New macro
8323 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
8324 Use HOST_PTR_PRINTF.
8325 * system.h (HOST_PTR_PRINTF): Resurrect old macro
8326 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
8327 (HOST_PTR_PRINTF): Document.
8329 2009-08-25 Jan Hubicka <jh@suse.cz>
8331 * config/i386/bmmintrin.h: Replace by #error.
8334 Michael Meissner <michael.meissner@amd.com>
8335 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8336 Tony Linthicum <tony.linthicum@amd.com>
8338 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
8339 (TARGET_ROUND): New macro for the round/ptest instructions which
8340 are shared between SSE4.1 and SSE5.
8341 (OPTION_MASK_ISA_ROUND): Ditto.
8342 (OPTION_ISA_ROUND): Ditto.
8343 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
8344 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
8346 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
8347 (-mfused-madd): New switch to give users control over whether the
8348 compiler optimizes to use the multiply/add SSE5 instructions.
8350 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
8351 (ix86_handle_option): Turn off 3dnow if -msse5.
8352 (override_options): Add SSE5 support.
8353 (print_operand): %Y prints comparison codes for SSE5 com/pcom
8355 (ix86_expand_sse_movcc): Add SSE5 support.
8356 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
8357 vector type to the next largest size.
8358 (ix86_expand_sse5_pack): New function to use pperm to pack a
8359 vector type to the next smallest size.
8360 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
8361 (IX86_BUILTIN_FMADDSD): Ditto.
8362 (IX86_BUILTIN_FMADDPS): Ditto.
8363 (IX86_BUILTIN_FMADDPD): Ditto.
8364 (IX86_BUILTIN_FMSUBSS): Ditto.
8365 (IX86_BUILTIN_FMSUBSD): Ditto.
8366 (IX86_BUILTIN_FMSUBPS): Ditto.
8367 (IX86_BUILTIN_FMSUBPD): Ditto.
8368 (IX86_BUILTIN_FNMADDSS): Ditto.
8369 (IX86_BUILTIN_FNMADDSD): Ditto.
8370 (IX86_BUILTIN_FNMADDPS): Ditto.
8371 (IX86_BUILTIN_FNMADDPD): Ditto.
8372 (IX86_BUILTIN_FNMSUBSS): Ditto.
8373 (IX86_BUILTIN_FNMSUBSD): Ditto.
8374 (IX86_BUILTIN_FNMSUBPS): Ditto.
8375 (IX86_BUILTIN_FNMSUBPD): Ditto.
8376 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
8377 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
8378 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
8379 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
8380 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
8381 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
8382 (IX86_BUILTIN_PPERM): Ditto.
8383 (IX86_BUILTIN_PERMPS): Ditto.
8384 (IX86_BUILTIN_PERMPD): Ditto.
8385 (IX86_BUILTIN_PMACSSWW): Ditto.
8386 (IX86_BUILTIN_PMACSWW): Ditto.
8387 (IX86_BUILTIN_PMACSSWD): Ditto.
8388 (IX86_BUILTIN_PMACSWD): Ditto.
8389 (IX86_BUILTIN_PMACSSDD): Ditto.
8390 (IX86_BUILTIN_PMACSDD): Ditto.
8391 (IX86_BUILTIN_PMACSSDQL): Ditto.
8392 (IX86_BUILTIN_PMACSSDQH): Ditto.
8393 (IX86_BUILTIN_PMACSDQL): Ditto.
8394 (IX86_BUILTIN_PMACSDQH): Ditto.
8395 (IX86_BUILTIN_PMADCSSWD): Ditto.
8396 (IX86_BUILTIN_PMADCSWD): Ditto.
8397 (IX86_BUILTIN_PHADDBW): Ditto.
8398 (IX86_BUILTIN_PHADDBD): Ditto.
8399 (IX86_BUILTIN_PHADDBQ): Ditto.
8400 (IX86_BUILTIN_PHADDWD): Ditto.
8401 (IX86_BUILTIN_PHADDWQ): Ditto.
8402 (IX86_BUILTIN_PHADDDQ): Ditto.
8403 (IX86_BUILTIN_PHADDUBW): Ditto.
8404 (IX86_BUILTIN_PHADDUBD): Ditto.
8405 (IX86_BUILTIN_PHADDUBQ): Ditto.
8406 (IX86_BUILTIN_PHADDUWD): Ditto.
8407 (IX86_BUILTIN_PHADDUWQ): Ditto.
8408 (IX86_BUILTIN_PHADDUDQ): Ditto.
8409 (IX86_BUILTIN_PHSUBBW): Ditto.
8410 (IX86_BUILTIN_PHSUBWD): Ditto.
8411 (IX86_BUILTIN_PHSUBDQ): Ditto.
8412 (IX86_BUILTIN_PROTB): Ditto.
8413 (IX86_BUILTIN_PROTW): Ditto.
8414 (IX86_BUILTIN_PROTD): Ditto.
8415 (IX86_BUILTIN_PROTQ): Ditto.
8416 (IX86_BUILTIN_PROTB_IMM): Ditto.
8417 (IX86_BUILTIN_PROTW_IMM): Ditto.
8418 (IX86_BUILTIN_PROTD_IMM): Ditto.
8419 (IX86_BUILTIN_PROTQ_IMM): Ditto.
8420 (IX86_BUILTIN_PSHLB): Ditto.
8421 (IX86_BUILTIN_PSHLW): Ditto.
8422 (IX86_BUILTIN_PSHLD): Ditto.
8423 (IX86_BUILTIN_PSHLQ): Ditto.
8424 (IX86_BUILTIN_PSHAB): Ditto.
8425 (IX86_BUILTIN_PSHAW): Ditto.
8426 (IX86_BUILTIN_PSHAD): Ditto.
8427 (IX86_BUILTIN_PSHAQ): Ditto.
8428 (IX86_BUILTIN_FRCZSS): Ditto.
8429 (IX86_BUILTIN_FRCZSD): Ditto.
8430 (IX86_BUILTIN_FRCZPS): Ditto.
8431 (IX86_BUILTIN_FRCZPD): Ditto.
8432 (IX86_BUILTIN_CVTPH2PS): Ditto.
8433 (IX86_BUILTIN_CVTPS2PH): Ditto.
8434 (IX86_BUILTIN_COMEQSS): Ditto.
8435 (IX86_BUILTIN_COMNESS): Ditto.
8436 (IX86_BUILTIN_COMLTSS): Ditto.
8437 (IX86_BUILTIN_COMLESS): Ditto.
8438 (IX86_BUILTIN_COMGTSS): Ditto.
8439 (IX86_BUILTIN_COMGESS): Ditto.
8440 (IX86_BUILTIN_COMUEQSS): Ditto.
8441 (IX86_BUILTIN_COMUNESS): Ditto.
8442 (IX86_BUILTIN_COMULTSS): Ditto.
8443 (IX86_BUILTIN_COMULESS): Ditto.
8444 (IX86_BUILTIN_COMUGTSS): Ditto.
8445 (IX86_BUILTIN_COMUGESS): Ditto.
8446 (IX86_BUILTIN_COMORDSS): Ditto.
8447 (IX86_BUILTIN_COMUNORDSS): Ditto.
8448 (IX86_BUILTIN_COMFALSESS): Ditto.
8449 (IX86_BUILTIN_COMTRUESS): Ditto.
8450 (IX86_BUILTIN_COMEQSD): Ditto.
8451 (IX86_BUILTIN_COMNESD): Ditto.
8452 (IX86_BUILTIN_COMLTSD): Ditto.
8453 (IX86_BUILTIN_COMLESD): Ditto.
8454 (IX86_BUILTIN_COMGTSD): Ditto.
8455 (IX86_BUILTIN_COMGESD): Ditto.
8456 (IX86_BUILTIN_COMUEQSD): Ditto.
8457 (IX86_BUILTIN_COMUNESD): Ditto.
8458 (IX86_BUILTIN_COMULTSD): Ditto.
8459 (IX86_BUILTIN_COMULESD): Ditto.
8460 (IX86_BUILTIN_COMUGTSD): Ditto.
8461 (IX86_BUILTIN_COMUGESD): Ditto.
8462 (IX86_BUILTIN_COMORDSD): Ditto.
8463 (IX86_BUILTIN_COMUNORDSD): Ditto.
8464 (IX86_BUILTIN_COMFALSESD): Ditto.
8465 (IX86_BUILTIN_COMTRUESD): Ditto.
8466 (IX86_BUILTIN_COMEQPS): Ditto.
8467 (IX86_BUILTIN_COMNEPS): Ditto.
8468 (IX86_BUILTIN_COMLTPS): Ditto.
8469 (IX86_BUILTIN_COMLEPS): Ditto.
8470 (IX86_BUILTIN_COMGTPS): Ditto.
8471 (IX86_BUILTIN_COMGEPS): Ditto.
8472 (IX86_BUILTIN_COMUEQPS): Ditto.
8473 (IX86_BUILTIN_COMUNEPS): Ditto.
8474 (IX86_BUILTIN_COMULTPS): Ditto.
8475 (IX86_BUILTIN_COMULEPS): Ditto.
8476 (IX86_BUILTIN_COMUGTPS): Ditto.
8477 (IX86_BUILTIN_COMUGEPS): Ditto.
8478 (IX86_BUILTIN_COMORDPS): Ditto.
8479 (IX86_BUILTIN_COMUNORDPS): Ditto.
8480 (IX86_BUILTIN_COMFALSEPS): Ditto.
8481 (IX86_BUILTIN_COMTRUEPS): Ditto.
8482 (IX86_BUILTIN_COMEQPD): Ditto.
8483 (IX86_BUILTIN_COMNEPD): Ditto.
8484 (IX86_BUILTIN_COMLTPD): Ditto.
8485 (IX86_BUILTIN_COMLEPD): Ditto.
8486 (IX86_BUILTIN_COMGTPD): Ditto.
8487 (IX86_BUILTIN_COMGEPD): Ditto.
8488 (IX86_BUILTIN_COMUEQPD): Ditto.
8489 (IX86_BUILTIN_COMUNEPD): Ditto.
8490 (IX86_BUILTIN_COMULTPD): Ditto.
8491 (IX86_BUILTIN_COMULEPD): Ditto.
8492 (IX86_BUILTIN_COMUGTPD): Ditto.
8493 (IX86_BUILTIN_COMUGEPD): Ditto.
8494 (IX86_BUILTIN_COMORDPD): Ditto.
8495 (IX86_BUILTIN_COMUNORDPD): Ditto.
8496 (IX86_BUILTIN_COMFALSEPD): Ditto.
8497 (IX86_BUILTIN_COMTRUEPD): Ditto.
8498 (IX86_BUILTIN_PCOMEQUB): Ditto.
8499 (IX86_BUILTIN_PCOMNEUB): Ditto.
8500 (IX86_BUILTIN_PCOMLTUB): Ditto.
8501 (IX86_BUILTIN_PCOMLEUB): Ditto.
8502 (IX86_BUILTIN_PCOMGTUB): Ditto.
8503 (IX86_BUILTIN_PCOMGEUB): Ditto.
8504 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
8505 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
8506 (IX86_BUILTIN_PCOMEQUW): Ditto.
8507 (IX86_BUILTIN_PCOMNEUW): Ditto.
8508 (IX86_BUILTIN_PCOMLTUW): Ditto.
8509 (IX86_BUILTIN_PCOMLEUW): Ditto.
8510 (IX86_BUILTIN_PCOMGTUW): Ditto.
8511 (IX86_BUILTIN_PCOMGEUW): Ditto.
8512 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
8513 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
8514 (IX86_BUILTIN_PCOMEQUD): Ditto.
8515 (IX86_BUILTIN_PCOMNEUD): Ditto.
8516 (IX86_BUILTIN_PCOMLTUD): Ditto.
8517 (IX86_BUILTIN_PCOMLEUD): Ditto.
8518 (IX86_BUILTIN_PCOMGTUD): Ditto.
8519 (IX86_BUILTIN_PCOMGEUD): Ditto.
8520 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
8521 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
8522 (IX86_BUILTIN_PCOMEQUQ): Ditto.
8523 (IX86_BUILTIN_PCOMNEUQ): Ditto.
8524 (IX86_BUILTIN_PCOMLTUQ): Ditto.
8525 (IX86_BUILTIN_PCOMLEUQ): Ditto.
8526 (IX86_BUILTIN_PCOMGTUQ): Ditto.
8527 (IX86_BUILTIN_PCOMGEUQ): Ditto.
8528 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
8529 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
8530 (IX86_BUILTIN_PCOMEQB): Ditto.
8531 (IX86_BUILTIN_PCOMNEB): Ditto.
8532 (IX86_BUILTIN_PCOMLTB): Ditto.
8533 (IX86_BUILTIN_PCOMLEB): Ditto.
8534 (IX86_BUILTIN_PCOMGTB): Ditto.
8535 (IX86_BUILTIN_PCOMGEB): Ditto.
8536 (IX86_BUILTIN_PCOMFALSEB): Ditto.
8537 (IX86_BUILTIN_PCOMTRUEB): Ditto.
8538 (IX86_BUILTIN_PCOMEQW): Ditto.
8539 (IX86_BUILTIN_PCOMNEW): Ditto.
8540 (IX86_BUILTIN_PCOMLTW): Ditto.
8541 (IX86_BUILTIN_PCOMLEW): Ditto.
8542 (IX86_BUILTIN_PCOMGTW): Ditto.
8543 (IX86_BUILTIN_PCOMGEW): Ditto.
8544 (IX86_BUILTIN_PCOMFALSEW): Ditto.
8545 (IX86_BUILTIN_PCOMTRUEW): Ditto.
8546 (IX86_BUILTIN_PCOMEQD): Ditto.
8547 (IX86_BUILTIN_PCOMNED): Ditto.
8548 (IX86_BUILTIN_PCOMLTD): Ditto.
8549 (IX86_BUILTIN_PCOMLED): Ditto.
8550 (IX86_BUILTIN_PCOMGTD): Ditto.
8551 (IX86_BUILTIN_PCOMGED): Ditto.
8552 (IX86_BUILTIN_PCOMFALSED): Ditto.
8553 (IX86_BUILTIN_PCOMTRUED): Ditto.
8554 (IX86_BUILTIN_PCOMEQQ): Ditto.
8555 (IX86_BUILTIN_PCOMNEQ): Ditto.
8556 (IX86_BUILTIN_PCOMLTQ): Ditto.
8557 (IX86_BUILTIN_PCOMLEQ): Ditto.
8558 (IX86_BUILTIN_PCOMGTQ): Ditto.
8559 (IX86_BUILTIN_PCOMGEQ): Ditto.
8560 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
8561 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
8562 (enum multi_arg_type): New enum for describing the various SSE5
8563 intrinsic argument types.
8564 (bdesc_multi_arg): New table for SSE5 intrinsics.
8565 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
8566 (ix86_expand_multi_arg_builtin): New function for creating SSE5
8568 (ix86_expand_builtin): Add SSE5 intrinsic support.
8569 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
8570 operand instructions.
8571 (ix86_expand_sse5_multiple_memory): New function to split the
8572 second memory reference from SSE5 instructions.
8573 (type_has_variadic_args_p): Delete in favor of stdarg_p.
8574 (ix86_return_pops_args): Use stdarg_p to determine if the function
8575 has variable arguments.
8576 (ix86_setup_incoming_varargs): Ditto.
8577 (x86_this_parameter): Ditto.
8579 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
8581 (ix86_expand_sse5_pack): Ditto.
8582 (ix86_sse5_valid_op_p): Ditto.
8583 (ix86_expand_sse5_multiple_memory): Ditto.
8585 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
8586 constant for SSE5 support.
8587 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
8588 (UNSPEC_SSE5_TRUEFALSE): Ditto.
8589 (UNSPEC_SSE5_PERMUTE): Ditto.
8590 (UNSPEC_SSE5_ASHIFT): Ditto.
8591 (UNSPEC_SSE5_LSHIFT): Ditto.
8592 (UNSPEC_FRCZ): Ditto.
8593 (UNSPEC_CVTPH2PS): Ditto.
8594 (UNSPEC_CVTPS2PH): Ditto.
8595 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
8597 (COM_FALSE_S): Ditto.
8598 (COM_FALSE_P): Ditto.
8599 (COM_TRUE_S): Ditto.
8600 (COM_TRUE_P): Ditto.
8601 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
8602 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
8604 (memory attribute): Ditto.
8605 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
8606 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
8607 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
8608 (floor<mode>2): Ditto.
8609 (ceil<mode>2): Ditto.
8610 (btrunc<mode>2): Ditto.
8611 (nearbyintdf2): Ditto.
8612 (nearbyintsf2): Ditto.
8613 (sse_setccsf): Disable if SSE5.
8614 (sse_setccdf): Ditto.
8615 (sse5_setcc<mode>): New support for SSE5 conditional move.
8616 (sse5_pcmov_<mode>): Ditto.
8618 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
8620 (SSEMODEF2P): Ditto.
8621 (ssemodesuffixf4): New mode attribute for SSE5.
8622 (ssemodesuffixf2s): Ditto.
8623 (ssemodesuffixf2c): Ditto.
8624 (sserotatemax): Ditto.
8625 (ssescalarmode): Ditto.
8626 (sse_maskcmpv4sf3): Disable if SSE5.
8627 (sse_maskcmpv2df3): Ditto.
8628 (sse_vmmaskcmpv4sf3): Ditto.
8629 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
8630 (sse5_vmfmadd<mode>4): Ditto.
8631 (sse5_fmsub<mode>4): Ditto.
8632 (sse5_vmfmsub<mode>4): Ditto.
8633 (sse5_fnmadd<mode>4): Ditto.
8634 (sse5_vmfnmadd<mode>4): Ditto.
8635 (sse5_fnmsub<mode>4): Ditto.
8636 (sse5_vmfnmsub<mode>4): Ditto.
8637 (sse5i_fmadd<mode>4): Ditto.
8638 (sse5i_fmsub<mode>4): Ditto.
8639 (sse5i_fnmadd<mode>4): Ditto.
8640 (sse5i_fnmsub<mode>4): Ditto.
8641 (sse5i_vmfmadd<mode>4): Ditto.
8642 (sse5i_vmfmsub<mode>4): Ditto.
8643 (sse5i_vmfnmadd<mode>4): Ditto.
8644 (sse5i_vmfnmsub<mode>4): Ditto.
8645 (mulv16qi3): Add SSE5 support.
8647 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
8648 (sse2_mulv4si3): Disable if SSE5.
8649 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
8650 (sse4_1_roundps): Ditto.
8651 (sse4_1_roundsd): Ditto.
8652 (sse4_1_roundss): Ditto.
8653 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
8655 (sse_maskcmpsf3): Ditto.
8656 (sse_vmmaskcmpv4sf3): Ditto.
8657 (sse2_maskcmpv2df3): Ditto.
8658 (sse2_maskcmpdf3): Ditto.
8659 (sse2_vmmaskcmpv2df3): Ditto.
8660 (sse2_eq<mode>3): Ditto.
8661 (sse2_gt<mode>3): Ditto.
8662 (sse5_pcmov_<mode>): Add SSE5 support.
8663 (vec_unpacku_hi_v16qi): Ditto.
8664 (vec_unpacks_hi_v16qi): Ditto.
8665 (vec_unpacku_lo_v16qi): Ditto.
8666 (vec_unpacks_lo_v16qi): Ditto.
8667 (vec_unpacku_hi_v8hi): Ditto.
8668 (vec_unpacks_hi_v8hi): Ditto.
8669 (vec_unpacku_lo_v8hi): Ditto.
8670 (vec_unpacks_lo_v8hi): Ditto.
8671 (vec_unpacku_hi_v4si): Ditto.
8672 (vec_unpacks_hi_v4si): Ditto.
8673 (vec_unpacku_lo_v4si): Ditto.
8674 (vec_unpacks_lo_v4si): Ditto.
8675 (sse5_pmacsww): New SSE5 intrinsic insn.
8676 (sse5_pmacssww): Ditto.
8677 (sse5_pmacsdd): Ditto.
8678 (sse5_pmacssdd): Ditto.
8679 (sse5_pmacssdql): Ditto.
8680 (sse5_pmacssdqh): Ditto.
8681 (sse5_pmacsdqh): Ditto.
8682 (sse5_pmacsswd): Ditto.
8683 (sse5_pmacswd): Ditto.
8684 (sse5_pmadcsswd): Ditto.
8685 (sse5_pmadcswd): Ditto.
8686 (sse5_pcmov_<move>): Conditional move support on SSE5.
8687 (sse5_phaddbw): New SSE5 intrinsic insn.
8688 (sse5_phaddbd): Ditto.
8689 (sse5_phaddbq): Ditto.
8690 (sse5_phaddwd): Ditto.
8691 (sse5_phaddwq): Ditto.
8692 (sse5_phadddq): Ditto.
8693 (sse5_phaddubw): Ditto.
8694 (sse5_phaddubd): Ditto.
8695 (sse5_phaddubq): Ditto.
8696 (sse5_phadduwd): Ditto.
8697 (sse5_phadduwq): Ditto.
8698 (sse5_phaddudq): Ditto.
8699 (sse5_phsubbw): Ditto.
8700 (sse5_phsubwd): Ditto.
8701 (sse5_phsubdq): Ditto.
8702 (sse5_pperm): Ditto.
8703 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
8704 (sse5_pperm_zero_v16qi_v8hi): Ditto.
8705 (sse5_pperm_sign_v8hi_v4si): Ditto.
8706 (sse5_pperm_zero_v8hi_v4si): Ditto.
8707 (sse5_pperm_sign_v4si_v2di): Ditto.
8708 (sse5_pperm_sign_v4si_v2di): Ditto.
8709 (sse5_pperm_pack_v2di_v4si): Ditto.
8710 (sse5_pperm_pack_v4si_v8hi): Ditto.
8711 (sse5_pperm_pack_v8hi_v16qi): Ditto.
8712 (sse5_perm<mode>): New SSE5 intrinsic insn.
8713 (rotl<mode>3): Ditto.
8714 (sse5_rotl<mode>3): Ditto.
8715 (sse5_ashl<mode>3): Ditto.
8716 (sse5_lshl<mode>3): Ditto.
8717 (sse5_frcz<mode>2): Ditto.
8718 (sse5s_frcz<mode>2): Ditto.
8719 (sse5_cvtph2ps): Ditto.
8720 (sse5_cvtps2ph): Ditto.
8721 (sse5_vmmaskcmp<mode>3): Ditto.
8722 (sse5_com_tf<mode>3): Ditto.
8723 (sse5_maskcmp<mode>3): Ditto.
8724 (sse5_maskcmp_uns<mode>3): Ditto.
8725 (sse5_maskcmp_uns2<mode>3): Ditto.
8726 (sse5_pcom_tf<mode>3): Ditto.
8728 * config/i386/predicates.md (sse5_comparison_float_operator):
8729 New predicate to match the comparison operators supported by
8730 the SSE5 com instruction.
8731 (ix86_comparison_int_operator): New predicate to match just the
8732 signed int comparisons.
8733 (ix86_comparison_uns_operator): New predicate to match just the
8734 unsigned int comparisons.
8736 * doc/invoke.texi (-msse5): Add documentation.
8737 (-mfused-madd): Ditto.
8739 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
8741 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
8743 (x86_64-*-*): Ditto.
8745 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
8747 * config/i386/bmmintrin.h: New file, provide common x86 compiler
8748 intrinisics for SSE5.
8750 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
8753 * config/i386/mmintrin-common.h: New file, to contain common
8754 instructions between SSE4.1 and SSE5.
8756 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
8757 FOREACH_FUNCTION_ARGS to iterate over the argument list.
8758 (gen_regparm_prefix): Ditto.
8760 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
8761 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
8762 prototype_p to determine if a function is prototyped.
8764 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
8766 * c-common.c (c_common_reswords) add the alignof keyword,
8767 with same RID as __alignof and __alignof__
8769 2009-08-25 Anatoly Sokolov <aesok@post.ru>
8771 * hooks.h (hook_bool_const_int_const_int_true): Declare.
8772 * hooks.c (hook_bool_const_int_const_int_true): New function.
8773 * target.h (struct gcc_target): Add can_eliminate field.
8774 * target-def.h (TARGET_CAN_ELIMINATE): Define.
8775 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
8776 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
8777 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
8778 (elim_table): Revise comment.
8779 * system.h (CAN_ELIMINATE): Poison.
8780 * defaults.h (CAN_ELIMINATE): Remove.
8781 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8783 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
8784 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
8786 (alpha_vms_can_eliminate): Declare as static, change return type to
8788 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
8790 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
8791 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
8792 (arm_can_eliminate): New function.
8794 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
8795 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
8796 (avr_can_eliminate): Declare as static.
8797 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
8799 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
8800 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
8801 (bfin_can_eliminate): New function.
8803 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
8804 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
8805 (crx_can_eliminate): New function.
8807 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
8808 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
8809 (fr30_can_eliminate): New function.
8811 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
8812 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
8813 (frv_can_eliminate): New function.
8815 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
8816 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
8817 (h8300_can_eliminate): New function.
8819 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
8820 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
8821 (i386_can_eliminate): Declare as static, change return type to bool.
8822 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
8824 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
8825 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
8826 (ia64_can_eliminate): New function.
8828 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
8829 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
8830 (iq2000_can_eliminate): New function.
8832 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
8833 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
8834 (m32r_can_eliminate): New function.
8836 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
8837 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
8838 (m68hc11_can_eliminate): New function.
8840 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
8841 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
8842 (m68k_can_eliminate): New function.
8844 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
8845 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
8846 (mep_can_eliminate): New function.
8848 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
8849 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
8850 (mips_can_eliminate): New function.
8852 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
8853 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
8854 (rs6000_can_eliminate): New function.
8856 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
8857 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
8858 (s390_can_eliminate): Declare as static.
8859 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
8861 * config/score/score.h (CAN_ELIMINATE): Remove macro.
8862 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
8863 (score_can_eliminate): New function.
8865 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
8866 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
8867 (sparc_can_eliminate): Declare as static.
8868 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
8870 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
8871 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
8872 (xstormy16_can_eliminate): New function.
8874 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
8875 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
8876 (v850_can_eliminate): New function.
8878 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
8880 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
8881 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
8882 (*movdfcc_ext[1234]): Disable for IEEE mode.
8884 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
8886 * gimplify.c (prepare_gimple_addressable): New static function.
8887 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
8889 (gimplify_addr_expr): Invoke it similarly on the operand instead of
8890 manually fiddling with it.
8892 2009-08-25 Michael Matz <matz@suse.de>
8894 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
8895 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
8897 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
8898 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
8899 (do_jump): Split out code for simple binary comparisons into ...
8900 (do_jump_1): ... this, taking the individual operands and code.
8901 Change callers to helper function above accordingly.
8902 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
8905 2009-08-25 Michael Matz <matz@suse.de>
8907 * expr.h (struct separate_ops, sepops): New type for passing
8908 around an exploded simple expression.
8909 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
8910 Use this structure instead of expression tree.
8911 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
8912 expression, only its type.
8913 (expand_vec_cond_expr): Take type and individual operands instead
8915 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
8916 expand_vec_shift_expr): Change prototype accordingly.
8917 * tree-vect-stmts.c (vectorizable_condition): Change call of
8918 expand_vec_cond_expr_p to pass only type.
8919 * expr.c (do_store_flags): Change prototype and implementation
8920 to take an exploded expression.
8921 (expand_expr_real_1): New local ops initialized with details
8922 of the full expression. Use it instead of full
8923 expression in calls to do_store_flags, expand_vec_cond_expr,
8924 expand_widen_pattern_expr and expand_vec_shift_expr.
8926 2009-08-25 Michael Matz <matz@suse.de>
8928 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
8929 treeop2 initialized with first three operands of the full expression.
8930 Substitute all TREE_OPERAND (exp, [012]) calls with them.
8932 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
8934 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
8935 (__gthread_objc_condition_allocate): Mark arguments as unused.
8936 (__gthread_objc_condition_deallocate): Likewise.
8937 (__gthread_objc_condition_wait): Likewise.
8938 (__gthread_objc_condition_broadcast): Likewise.
8939 (__gthread_objc_condition_signal): Likewise.
8940 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
8941 (__gthread_objc_thread_id): Likewise.
8943 2009-08-25 Janus Weil <janus@gcc.gnu.org>
8946 * tree-pretty-print.c (print_call_name): Print the correct call name
8947 for procedure pointer components.
8949 2009-08-24 Steve Ellcey <sje@cup.hp.com>
8951 * config/ia64/ia64.c (ia64_promote_function_mode): Call
8952 default_promote_function_mode when not VMS.
8954 2009-08-24 Olivier Hainque <hainque@adacore.com>
8956 * convert.c (convert_to_integer): Don't assume an input pointer is
8957 POINTER_SIZE wide. Fetch from the type instead.
8959 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8961 * configure.ac (AC_PREREQ): Bump to 2.64.
8963 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
8965 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
8966 (process_command): Don't search standard_exec_prefix_1 and
8967 standard_exec_prefix_2.
8969 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8971 * config/arm/arm.c (output_return_instruction): Handle for
8974 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8976 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
8978 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8980 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
8981 (*arm_movdf_vfp): Likewise.
8983 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8985 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
8986 (vashr<mode>3): Rename from ashr<mode>3.
8987 (vlshr<mode>3): Rename from lshr<mode>3.
8989 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
8992 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
8993 (check_format_info_main): Use scalar_identify_flag.
8994 (check_format_types): Check for scalar size identity if
8995 scalar_identify_flag is set.
8996 (printf_length_specs): Extend by new field.
8997 (asm_fprintf_length_specs): Likewise.
8998 (gcc_diag_length_specs): Likewise.
8999 (scanf_length_specs): Likewise.
9000 (strfmon_length_specs): Likewise.
9001 (gcc_gfc_length_specs): Likewise.
9002 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
9003 (ms_printf_flag_specs): Likewise.
9004 * c-format.h (format_length_info): Add new member scalar_identity_flag.
9006 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
9009 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
9010 (*call_value_pop_1): Ditto.
9011 (*sibcall_pop_1): New insn pattern.
9012 (*sibcall_value_pop_1): Ditto.
9014 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9017 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
9020 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9023 * fwprop.c (try_fwprop_subst): Allow multiple sets.
9024 (get_reg_use_in): New function.
9025 (forward_propagate_subreg): Propagate through subreg of zero_extend
9028 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
9030 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
9031 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9033 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9035 * configure.ac: Remove --with-datarootdir, --with-docdir,
9036 --with-htmldir switches. No need to call AC_SUBST for
9037 datarootdir, docdir, htmldir any more.
9038 * configure: Regenerate.
9039 * doc/install.texi (Configuration): Document --datarootdir,
9040 --docdir, --htmldir, --pdfdir; update documentation for
9041 --infodir, --mandir.
9042 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
9045 * aclocal.m4: Regenerate.
9046 * config.in: Regenerate.
9047 * configure: Regenerate.
9049 2009-08-21 Douglas B Rupp <rupp@gnat.com>
9050 Olivier Hainque <hainque@adacore.com>
9052 * config/ia64/ia64.c: Include libfuncs.h.
9053 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
9054 (ia64_expand_call): Use reg 25 on VMS.
9055 (ia64_initialize_trampoline): Fix for VMS ABI.
9056 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
9057 (ia64_function_arg): Initialize reg 25 on VMS.
9058 Fix OpenVMS ABI issues for varargs.
9059 For OpenVMS, emit the Argument Information register set in the
9060 incoming/sibcall case as well.
9061 (ia64_arg_type): New function.
9062 (ia64_function_arg_advance): Keep track of cum->words.
9063 Fix OpenVMS ABI issues for varargs.
9064 (ia64_function_value): On VMS, promote mode of non-aggregate types.
9065 (ia64_override_options): Set flag_no_common on VMS.
9066 (ia64_init_builtins): Disable FWRITE builtin.
9067 (ia64_asm_output_external): Call DO_CRTL_NAMES.
9068 (ia64_vms_init_libfuncs): Add decc$ routines.
9069 (ia64_vms_valid_pointer_mode): New function.
9070 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
9071 (ia64_promote_function_mode): New function
9072 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
9073 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
9074 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9075 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
9076 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
9077 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
9078 Suppress trailing '#' if VALUE is numeric.
9079 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
9080 ia64_promote_function_mode.
9081 (TARGET_VALID_POINTER_MODE): Define.
9083 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9086 * config/rs6000/rs6000.c (rs6000_override_options): Use
9087 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
9090 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
9091 reporting of vector + decimal/boolean/complex error.
9093 2009-08-21 Jakub Jelinek <jakub@redhat.com>
9095 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
9096 __vector double TYPE_DECL.
9098 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
9100 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
9101 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
9102 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
9103 to pointer to enum machine_mode. Update all callers as needed.
9105 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
9107 * config/alpha/alpha.md (exception_receiver): Emit alternative
9108 GP load sequence if flag_reorder_blocks_and_partition is set.
9109 (*exception_receiver_2): Also enable when
9110 flag_reorder_blocks_and_partition is set.
9112 2009-08-20 Matt Rice <ratmice@gmail.com>
9113 Diego Novillo <dnovillo@google.com>
9115 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
9118 2009-08-20 Richard Guenther <rguenther@suse.de>
9120 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
9121 * c-tree.h (c_dup_lang_specific_decl): Remove.
9122 (struct lang_decl, struct lang_type): Move definitions ...
9123 * c-lang.h: ... here. New file.
9124 * c-decl.c: Include c-lang.h.
9125 (c_dup_lang_specific_decl): Remove.
9126 * c-typeck.c: Include c-lang.h.
9127 * Makefile.in (c-decl.o): Add c-lang.h dependency.
9128 (c-typeck.o): Likewise.
9129 * c-config-lang.in (gtfiles): Add c-lang.h.
9130 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
9133 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
9135 * config/alpha/alpha.c (alpha_end_function): Do not clear
9136 crtl->emit structure and free insn locators if cfun->is_thunk is true,
9137 this is now handled in generic code.
9139 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9141 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
9142 (s390_z10_fix_long_loop_prediction): New function.
9143 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
9144 (s390_reorg): Walk over the INSNs and invoke
9145 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
9147 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9149 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
9150 "*brx_64bit", "*brx_31bit"): New patterns.
9151 * config/s390/s390.c ('E'): New output modifier.
9153 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9154 Richard Earnshaw <richard.earnshaw@arm.com>
9156 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
9157 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
9159 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9161 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
9163 * pa.c (emit_move_sequence): Check if address of operand1 is valid
9164 for mode mode of operand0 when doing secondary reload for SAR.
9166 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9169 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
9170 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
9172 2009-08-19 Jason Merrill <jason@redhat.com>
9174 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
9175 supported template depth in C++0x.
9177 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9179 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
9180 free_after_compilation.
9181 * config/score/score7.c (score7_output_mi_thunk): Likewise.
9182 * config/score/score3.c (score3_output_mi_thunk): Likewise.
9183 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
9184 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9185 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9186 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9187 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9189 2009-08-19 Ian Lance Taylor <iant@google.com>
9191 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
9192 of (plus (mult (neg B) C) A).
9194 2009-08-18 Michael Matz <matz@suse.de>
9196 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
9197 instead of comparing TYPE_MAIN_VARIANT for equality.
9198 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
9199 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
9200 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
9201 * gimplify.c (goa_lhs_expr_p): Ditto and use
9202 STRIP_USELESS_TYPE_CONVERSION.
9204 2009-08-18 Michael Matz <matz@suse.de>
9206 * tree-ssa-structalias.c (create_variable_info_for): Also mark
9207 first field in a struct.
9208 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
9210 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9212 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
9213 locators before emit_insn is called. Remove assert that
9215 (alpha_end_function): Clear crtl->emit structure and free insn
9216 locators if cfun->is_thunk is true.
9218 2009-08-18 Jason Merrill <jason@redhat.com>
9220 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
9222 * configure.ac: Test for it.
9223 * configure, config.in: Regenerate.
9224 * doc/install.texi: Document --enable-gnu-unique-object.
9226 2009-08-18 Richard Guenther <rguenther@suse.de>
9229 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
9230 pow(x,y*z) only if x is nonnegative.
9232 2009-08-18 Jakub Jelinek <jakub@redhat.com>
9234 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
9238 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
9239 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
9241 2009-08-17 DJ Delorie <dj@redhat.com>
9243 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
9244 * config/m32c/prologue.md (epilogue_freit): New.
9246 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
9247 (bank_switch_p): Likewise.
9248 (fast_interrupt_p): Likewise.
9249 (interrupt_p): Likewise.
9250 (m32c_conditional_register_usage): Round memregs size up.
9251 (need_to_save): We only need to save $a0 when we use ENTER.
9252 (interrupt_p): Check for fast_interrupt too.
9253 (bank_switch_p): New.
9254 (fast_interrupt_p): New.
9255 (m32c_attribute_table): Add bank_switch and fast_interrupt.
9256 (m32c_emit_prolog): Support bank switching and fast interrupts.
9257 * doc/extend.texi (Function Attributes): Add bank_switch and
9260 2009-08-17 Douglas B Rupp <rupp@gnat.com>
9262 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
9263 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
9265 2009-08-16 Douglas B Rupp <rupp@gnat.com>
9267 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
9268 (menu): Add IA-64/VMS Options.
9269 (IA-64/VMS Options): Likewise.
9271 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9274 * config/mips/mips.md (*lwxs): Use :P for pointer values.
9276 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9278 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
9279 (mips_pop_asm_switch): Likewise.
9280 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
9282 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9283 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
9284 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
9285 (mips_print_operand_punctuation): Use them. Check mips_noreorder
9286 instead of set_noreorder.
9287 (mips_output_function_prologue): Use the new functions.
9288 (mips_output_function_epilogue): Likewise.
9289 (mips_need_noat_wrapper_p): New function, split out from...
9290 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
9291 Use mips_push_asm_switch and mips_pop_asm_switch.
9292 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
9293 and mips_pop_asm_switch.
9294 (ASM_OUTPUT_REG_POP): Likewise.
9295 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
9296 Use mips_pop_asm_switch.
9297 (mips_asm_switch): New structure.
9298 (set_noreorder, set_nomacro): Replace with...
9299 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9300 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
9301 instead of set_nomacro.
9302 (fix_truncsfsi2_macro): Likewise.
9303 (cprestore): Likewise.
9304 (hazard): Use mips_noreorder instead of set_noreorder.
9305 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9307 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
9309 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
9310 from prev_active_insn.
9312 2009-08-16 Anatoly Sokolov <aesok@post.ru>
9314 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
9315 * config/avr/avr.c (avr_override_options): Initialize
9316 avr_current_arch variable.
9317 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
9318 __AVR_HAVE_16BIT_SP__ according to the device type.
9319 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
9321 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
9322 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
9324 2009-08-16 Dodji Seketeli <dodji@redhat.com>
9327 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
9328 generating inlined subroutine die only. We shouldn't be
9329 called for anything else.
9330 (gen_block_die): Don't generate inline subroutine debug info for
9333 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
9335 * graphite-poly.c (print_pbb): Print PBB index.
9337 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
9340 * graphite-interchange.c (ppl_max_for_le): Moved...
9341 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
9342 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
9343 ppl_Pointset_Powerset_C_Polyhedron_maximize.
9344 * graphite-ppl.h (ppl_max_for_le): Declared.
9346 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
9348 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
9349 supported on all platforms.
9350 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
9351 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
9352 * c-pragma.c: Likewise.
9353 * target-def.h (TARGET_INITIALIZER): Remove
9354 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9355 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9357 2009-08-14 Douglas B Rupp <rupp@gnat.com>
9359 * config/ia64/fde-vms.c: New file.
9360 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
9361 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
9362 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
9363 (uw_frame_state_for): Only register a personality routine if it is
9364 known to be compatible with our expectations.
9365 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
9366 Declare unw_table_entry stack variable and
9367 mod all calls to _Unwind_FindTableEntry to add arg.
9368 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
9369 (_Unwind_FindTableEntry): Add arg to prototype.
9371 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
9373 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
9374 field 'signal_pfs_loc'.
9375 (uw_frame_state_for): Remove duplicate code dealing with leaf
9376 procedures without unwind info.
9377 If in the frame after unwinding through a signal handler, restore
9378 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
9379 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
9380 'pfs_loc' to the AR.PFS location in the signal context; instead
9381 set 'signal_pfs_loc'.
9382 Manually generate the unwind info for the AR.PFS register.
9383 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
9384 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
9385 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
9386 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
9387 instead set 'signal_pfs_loc'.
9388 Remove code preventing the AR.PFS register from being restored
9389 from the signal context.
9391 2009-08-14 Douglas B Rupp <rupp@gnat.com>
9392 Tristan Gingold <gingold@adacore.com>
9394 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
9395 * config/ia64/t-vms: New file.
9396 * config/ia64/vms64.h: New file.
9397 * config/ia64/vms.h: New file.
9398 * config/ia64/vms-crtinit.asm: New file.
9399 * config/ia64/vms_symvec_libgcc_s.opt: New file.
9400 * config/ia64/vms-unwind.h: New file.
9402 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
9404 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
9407 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9410 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
9412 * real.h (do_mpc_arg2): ... here.
9413 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
9416 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
9418 * final.c (add_debug_prefix_map): Don't use GC memory for
9419 old_prefix and new_prefix.
9421 2009-08-14 Richard Guenther <rguenther@suse.de>
9423 * ipa-prop.c (compute_complex_pass_through): If we cannot
9424 compute a non-varying offset for IPA_JF_ANCESTOR punt.
9426 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9428 * c-lex.c (c_lex_with_flags): Increase size of local variable
9429 to avoid memory clobber.
9431 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
9434 * config/i386/i386.c (ix86_fp_comparison_strategy):
9435 Only enable/disable sahf at function granularity.
9437 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
9439 PR rtl-optimization/41064
9440 * reload1.c (reload_as_needed): Don't call extract_insn
9441 for known invalid replacements after calling
9442 validate_replace_rtx_group and verify_changes.
9444 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
9447 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
9448 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
9449 ix86_expand_fp_vcond.
9450 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
9451 Assert that operation is supported by ix86_expand_int_vcond.
9452 (vcondu<SSEMODE124C8:mode>): Ditto.
9454 2009-08-13 DJ Delorie <dj@redhat.com>
9456 * config/i386/djgpp-stdint.h: New.
9457 * config.gcc (djgpp): Use it.
9459 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
9461 * config/sh/sh.c (sh_override_options): When flag_exceptions or
9462 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
9464 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9466 * tree-ssa-loop-prefetch.c
9467 (prune_ref_by_group_reuse): Enhance probabilistic analysis
9468 for long-stride pruning.
9469 (compute_miss_rate): New function to compute the probability
9470 that two memory references access different cache lines.
9472 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
9474 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
9476 2009-08-13 Richard Guenther <rguenther@suse.de>
9479 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
9480 use the constant pointer type.
9481 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
9482 of CV qualifiers on the target pointer type.
9483 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
9484 conversion check before restrict check.
9486 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
9489 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
9491 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
9493 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
9495 2009-08-12 Richard Guenther <rguenther@suse.de>
9497 PR tree-optimization/41011
9498 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
9499 and reference constructing.
9501 2009-08-12 Xinliang David Li <davidxl@google.com>
9503 PR tree-optimization/41012
9504 * tree-flow.h : New external interface.
9505 * gimple-low.c (check_call_arg): Change to public function.
9506 Remove argument mismatch check in lowering.
9507 * tree-inline.h (tree_can_inline_p): Interface change.
9508 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
9510 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
9511 Call change to tree_can_inline_p function.
9512 (cgraph_decide_inlining_incrementally): Ditto.
9514 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
9516 PR tree-optimization/41031
9517 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
9518 on the partition variable rather than promote_mode on the source
9519 type. Assert that the partition variable's type has the same
9520 mode as the source value's.
9522 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
9524 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
9525 for for_return == 2.
9526 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
9528 * calls.c (expand_call): Fix typo.
9529 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
9531 * stmt.c (expand_value_return): Use promote_function_mode to copy out
9533 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
9534 * config/cris/cris.c (cris_promote_function_mode): Likewise.
9535 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
9536 * config/pa/pa.c (pa_promote_function_mode): Likewise.
9538 2009-08-12 Andrew Haley <aph@redhat.com>
9540 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
9542 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9545 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9547 2009-08-12 Richard Guenther <rguenther@suse.de>
9549 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
9550 * gimplify.c (gimplify_modify_expr): Do not use
9551 lang_hooks.types_compatible_p.
9552 * tree-ssa.c (useless_type_conversion_p): For aggregates
9553 just return false if the canonical types differ.
9555 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9558 * sese.c (convert_for_phi_arg): New.
9559 (add_guard_exit_phis): Use convert_for_phi_arg.
9561 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9563 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
9564 unknown subscript upper bounds.
9566 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9567 Pranav Garg <pranav.garg2107@gmail.com>
9569 * graphite-interchange.c (gather_access_strides): Removed.
9570 (ppl_max_for_le): New.
9571 (build_linearized_memory_access): New.
9572 (memory_stride_in_loop): New.
9573 (pbb_interchange_profitable_p): Reimplemented.
9574 * graphite-ppl.h (ppl_new_id_map): New.
9575 (ppl_interchange): New.
9577 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9579 * graphite-interchange.c (compute_subscript): Removed.
9580 (compute_array_size_cstr): Removed.
9581 (compute_array_size_poly): Removed.
9582 (compute_array_size): Removed.
9583 (gather_access_strides_poly): Removed.
9584 (gather_access_strides): Empty.
9586 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9588 * graphite-dependences.c (dependence_polyhedron_1): Replace
9589 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
9590 (graphite_legal_transform_dr): Same.
9591 (graphite_carried_dependence_level_k): Same.
9592 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
9593 Initialize PDR_NB_SUBSCRIPTS.
9594 (print_pdr_access_layout): Replace pdr_nb_subscripts with
9596 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
9597 (PDR_NB_SUBSCRIPTS): New.
9598 (pdr_nb_subscripts): Removed.
9599 (pdr_dim): Simplified.
9600 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
9601 with PDR_NB_SUBSCRIPTS.
9603 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9605 * graphite-interchange.c (compute_array_size): Remove use of
9607 * graphite-poly.c (new_poly_dr): Remove argument data_container.
9608 Do not initialize PDR_DATA_CONTAINER.
9609 (print_pdr): Do not print PDR_DATA_CONTAINER.
9610 * graphite-poly.h (struct poly_dr): Remove data_container field.
9611 (PDR_DATA_CONTAINER): Removed.
9612 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
9614 (build_poly_dr): Same.
9616 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9617 Sebastian Pop <sebastian.pop@amd.com>
9619 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
9620 copy of the dependence polyhedron. Free the temporary objects.
9621 (graphite_carried_dependence_level_k): Free unused objects before
9624 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9626 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
9627 Early return without analyzing the data dependences if no
9628 transform has been done. Call restore_scattering if the transform
9630 (graphite-interchange.c): Same.
9631 * graphite-poly.c (print_scattering_function): Test for
9633 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
9634 (apply_poly_transforms): Do not gcc_assert that
9635 the transform is legal.
9636 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
9637 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
9638 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
9639 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
9640 * graphite-poly.h (struct poly_scattering): New.
9641 (struct poly_bb): Add original, transformed, and saved fields.
9642 Remove transformed_scattering, original_scattering,
9643 nb_local_variables and nb_scattering_transform fields.
9644 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
9645 (poly_scattering_new): New.
9646 (poly_scattering_free): New.
9647 (poly_scattering_copy): New.
9648 (store_scattering_pbb): New.
9649 (store_scattering): New.
9650 (restore_scattering_pbb): New.
9651 (restore_scattering): New.
9652 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
9653 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
9655 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9657 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
9660 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9662 * Makefile.in (graphite.o): Depends on PREDICT_H.
9663 * graphite.c: Include predict.h.
9664 (graphite_finalize): Call tree_estimate_probability.
9665 * predict.c (predict_loops): Do not call scev_initialize and
9667 (tree_estimate_probability_bb): New.
9668 (tree_estimate_probability): Do not initialize loops: move that
9669 code to the driver. Call tree_estimate_probability_bb.
9670 (tree_estimate_probability_driver): New.
9671 (pass_profile): Use tree_estimate_probability_driver.
9672 * predict.h (tree_estimate_probability): Declared.
9674 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9676 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
9677 * graphite-dependences.c (graphite_legal_transform): Add time to
9678 TV_GRAPHITE_DATA_DEPS.
9679 (dependency_between_pbbs_p): Same.
9680 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
9682 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
9684 PR rtl-optimization/41033
9685 * alias.c (nonoverlapping_component_refs_p): Punt when strict
9686 aliasing is disabled.
9688 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
9690 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
9691 si_mask_operand, and_load_operand, low_bitmask_operand,
9692 and_reg_operand, and_operand): New predicates.
9693 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
9694 * config/mips/mips.c (and_operands_ok): New function.
9695 * config/mips/mips-protos.h (and_operands_ok): Declare it.
9696 * config/mips/mips.md (move_type): Add ext_ins and logical.
9697 (type): Handle them.
9698 (and<mode>3): Use and_reg_operand as the second operand's predicate.
9699 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
9700 shift_shift. Remove commutative constraint modifier.
9701 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
9703 (*clear_upper32_dext): Remove define_insn_and_split.
9704 (*clear_upper32): Turn this define_insn_and_split ...
9705 (splitter for ANDing register with 0xffff_ffff): .. into this.
9707 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
9709 * combine.c (try_widen_shift_mode): Factor out code to check if an
9710 integer constant is a low-order bitmask from here ...
9711 * rtlanal.c (low_bitmask_len): ... to here.
9712 * rtl.h (low_bitmask_len): Declare.
9714 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
9717 * config/alpha/alpha.md (addsi3): Remove expander.
9718 (addsi3): Rename from *addsi3_internal insn pattern.
9719 (subsi3): Remove expander.
9720 (subsi3): Rename from *subsi3_internal insn pattern.
9722 2009-08-11 Douglas B Rupp <rupp@gnat.com>
9724 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
9727 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
9728 Eric Botcazou <botcazou@adacore.com>
9729 Douglas B Rupp <rupp@gnat.com>
9731 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
9732 that records that fit in 64 bits are returned by immediate value,
9733 as required by OpenVMS Calling Standard.
9734 (function_value): Adjust for above modification.
9735 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
9736 virtual_incoming_args_rtx as base object, not next_arg.
9737 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
9739 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9741 * reload.c (find_reloads_subreg_address): Check the original
9742 req_equiv_mem address to detect the case where an address is
9743 not valid in the outer mode.
9745 2009-08-11 Richard Guenther <rguenther@suse.de>
9748 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
9750 2009-08-10 Douglas B Rupp <rupp@gnat.com>
9752 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
9753 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
9755 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
9756 Douglas B Rupp <rupp@gnat.com>
9758 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
9759 PT_STACK when frame_pointer_needed on OpenVMS.
9760 (alpha_pv_save_size, alpha_using_fp): Remove.
9761 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
9762 with proper processing for PT_NULL.
9763 (alpha_vms_initial_elimination_offset): New function. Support for
9764 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
9765 (alpha_sa_size): Force procedure type to PT_STACK when
9766 frame_pointer_needed on OpenVMS.
9767 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
9768 (alpha_using_fp): Likewise.
9769 (alpha_vms_can_eliminate): Add prototype.
9770 (alpha_vms_initial_elimination_offset): Likewise.
9771 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
9772 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
9774 2009-08-10 Eric Botcazou <botcazou@adacore.com>
9775 Douglas B Rupp <rupp@gnat.com>
9777 * config/alpha/alpha.c (common_object_handler): New function.
9778 (vms_attribute_table): Declare a single attribute "common_object".
9779 (vms_output_aligned_decl_common): New global function.
9780 (SECTION_VMS_OVERLAY): Delete.
9781 (SECTION_VMS_GLOBAL): Likewise.
9782 (SECTION_VMS_INITIALIZE): Likewise.
9783 (vms_asm_named_section): Remove support for above flags.
9784 (vms_section_type_flags): Delete.
9785 (TARGET_SECTION_TYPE_FLAGS): Likewise.
9786 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
9787 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
9788 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
9790 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9793 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
9794 (sub_ddmmss): Likewise.
9796 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
9799 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
9802 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9805 * reload1.c (reload_as_needed): Use cancel_changes to completely
9806 undo a failed replacement attempt.
9808 2009-08-10 Richard Guenther <rguenther@suse.de>
9811 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
9812 (useless_type_conversion_p): ... here. Require pointer targets
9815 2009-08-10 Dodji Seketeli <dodji@redhat.com>
9818 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
9819 loose the original type of the statement list.
9821 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9823 * config/alpha/alpha.c: Include libfuncs.h
9824 (avms_asm_output_extern): New function.
9825 (alpha_init_libfuncs): Init some decc libfuncs.
9826 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
9827 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
9828 (DO_CRTL_NAMES): Define.
9830 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
9831 (LONG_TYPE_SIZE): Define.
9832 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
9833 (SUBTARGET_SWITCHES): Define malloc64 switch.
9834 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
9835 (MASK_RETURN_ADDR): Define.
9836 doc/invoke.texi (mmalloc64): Document switch.
9838 2009-08-09 Olivier Hainque <hainque@adacore.com>
9839 Douglas B Rupp <rupp@gnat.com>
9841 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
9842 uses_condition_handler.
9843 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
9844 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
9845 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
9846 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
9847 (code_for_builtin): New insn codes for the new alpha_builtins.
9848 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
9849 (alpha_sa_size): Account for uses_condition_handler.
9850 (alpha_expand_prologue): Likewise.
9851 (alpha_start_function): Likewise.
9852 (alpha_expand_epilogue): Likewise.
9853 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
9854 establish/revert expanders.
9855 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
9856 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
9857 New expander, resorting to the alpha.c associated function.
9858 (builtin_revert_vms_condition_handler): Likewise.
9859 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
9860 __gcc_shell_handler, the static VMS condition handler used as
9861 an indirection wrapper to the current dynamically established
9863 * config/alpha/vms-unwind.h: Complete rewrite.
9864 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
9865 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
9867 2009-08-09 Eric Botcazou <botcazou@adacore.com>
9868 Douglas B Rupp <rupp@gnat.com>
9870 * config/alpha/alpha.c (alpha_links): Add 'target' field.
9871 (alpha_need_linkage): Handle aliases. Return function symbol.
9872 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
9873 Use ultimate alias target for the linkage name.
9874 * config/alpha/alpha.md (movmemdi): Use the symbol returned
9875 by alpha_need_linkage for the function symbol.
9876 (setmemdi): Likewise.
9878 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9880 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
9881 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
9882 (ASM_WEAKEN_LABEL): Define.
9883 (CRT_CALL_STATIC_FUNCTION): Define.
9884 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
9885 (ENDFILE_SPEC): Define.
9886 (INIT_SECTION_ASM_OP): Define.
9887 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
9888 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
9890 (MULTILIB_OSDIRNAMES): Define.
9891 (shlib_version): Define.
9892 (SHLIB_EXT): Define.
9893 (SHLIB_OBJS): Define.
9894 (SHLIB_NAME): Define.
9895 (SHLIB_MULTILIB): Define.
9896 (SHLIB_INSTALL): Define.
9897 (SHLIB_SYMVEC): Define.
9898 (SHLIB_SYMVECX2): Define.
9899 (SHLIB_LINK): Define.
9901 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9903 * config/alpha/alpha.c (alpha_initialize_trampoline):
9904 Initialize VMS trampoline IAW ABI for bounded procedure calls.
9905 (alpha_start_function): Emit transfer address on nested functions
9906 for VMS trampoline call.
9907 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
9908 since no longer used.
9909 * config/alpha/vms-tramp.asm: Remove.
9910 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
9911 since now only data initialized at runtime.
9913 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9915 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
9916 (LINK_GCC_C_SEQUENCE_SPEC): Define.
9917 (MD_EXEC_PREFIX): Remove, no longer used.
9918 (MD_STARTFILE_PREFIX): Likewise.
9919 (INCLUDE_DEFAULTS): Likewise.
9920 * config/alpha/t-vms:
9921 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
9923 2009-08-09 Richard Guenther <rguenther@suse.de>
9925 PR tree-optimization/41016
9926 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
9927 (operand_precision): Remove.
9928 (integral_operand_p): Likewise.
9929 (recognize_single_bit_test): Adjust.
9931 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9933 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
9934 operation overflows. Likewise non-cast unary arithmetic.
9935 If one arm of a conditional expression is always taken,
9936 inhibit evaluation warnings for the other arm. Likewise inhibit
9937 evaluation warnings for the second && or || operand if the first
9938 operand is enough to determine the result.
9939 * c-typeck.c (build_conditional_expr): Apply the same inhibition
9941 (build_binary_op): Prevent duplicate evaluation warnings.
9943 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9945 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
9946 and destination have different modes, Use promote_mode to
9947 determine the signedness of the conversion. Assert that the
9948 promoted source mode matches the destination mode. Don't pass
9949 the destination and destination mode to expand_expr if the source
9950 mode is different. Simplify conversion logic.
9952 2009-08-09 Ira Rosen <irar@il.ibm.com>
9954 PR tree-optimization/41008
9955 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
9956 from condition only in case it's a comparison. Adjust checks.
9958 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
9960 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
9961 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
9962 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
9963 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
9964 (dump_cand): Handle them.
9965 (struct iv_cand): New members COST_STEP and AINC_USE.
9966 (stmt_after_increment): Likewise.
9967 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
9968 callers changed. Use gimple_uid comparison instead of scanning.
9969 (add_candidate_1): When looking for identical candidates, take
9970 AINC_USE into account. Set it for new candidates.
9971 (force_expr_to_var_cost): Cast target_spill_cost to int.
9972 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
9973 All callers changed. Check for availability of autoinc addressing
9974 modes, both in general for a given mode, and in the specific use case.
9975 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
9977 (get_computation_cost): Likewise.
9978 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
9979 add_autoinc_candidates): New static functions.
9980 (add_candidate): Call add_autoinc_candidates for candidates based on
9982 (find_iv_candidates): Call set_autoinc_for_original_candidates.
9983 (determine_use_iv_cost_address): If we have an autoinc candidate at
9984 the matching use, verify autoinc is possible and subtract the cost
9985 of the candidate's step from the cost.
9986 (determine_iv_cost): Record the cost of the increment in the COST_STEP
9987 member of the candidate.
9988 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
9989 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
9991 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9993 * config.build (ia64-hp-*vms*): New target.
9994 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
9996 * config.gcc (ia64-hp-*vms*): New target.
9997 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
9999 * config.host (ia64-hp-*vms*): New target.
10000 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10001 with ia64-hp-*vms*.
10003 2009-08-08 Richard Guenther <rguenther@suse.de>
10005 PR tree-optimization/40991
10006 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
10008 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
10010 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
10011 mode check. Do truncations in an integer mode.
10012 (force_to_mode): Handle subregs for all mode types. Only do
10013 arithmetic simplifications on integer modes.
10015 2009-08-07 Richard Guenther <rguenther@suse.de>
10017 PR tree-optimization/40999
10018 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
10019 (maybe_fold_reference): Lookup constant initializers.
10020 (fold_gimple_assign): Likewise.
10022 2009-08-07 Richard Guenther <rguenther@suse.de>
10024 * tree-ssa.c (useless_type_conversion_p_1): Only for types
10025 that require structural equality defer to the langhook.
10027 2009-08-07 Martin Jambor <mjambor@suse.cz>
10029 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
10031 (struct ipa_pass_through_data): New type.
10032 (struct ipa_ancestor_jf_data): New type.
10033 (union jump_func_value): Removed field formal_id, added fields
10034 pass_through and ancestor.
10035 (struct ipa_param_call_note): Changed type of formal_id to int from
10037 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
10038 operations jump functions and ancestor jump functions.
10039 (compute_complex_pass_through): New function.
10040 (compute_scalar_jump_functions): Call compute_complex_pass_through,
10041 reflect changes in the jump function strucutre.
10042 (update_jump_functions_after_inlining): Ignore complex pass-through
10043 and ancestor jump functions.
10044 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
10045 polynomial pass-through with operation jump functions.
10047 2009-08-07 Jakub Jelinek <jakub@redhat.com>
10049 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
10050 fde->dw_fde_begin as begin label instead of hot/cold label.
10051 Use LLSDAC label instead of LLSDA for second section lsda.
10052 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
10053 label instead of LLSDA if it is true.
10054 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
10056 * except.c (add_call_site, dw2_size_of_call_site_table): Add
10057 SECTION argument. Use it as index into crtl->eh.call_site_record
10059 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
10060 use it to determine how to print table entries instead of using
10061 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
10062 label instead of normal begin label as base.
10063 (sjlj_assign_call_site_values): Adjust add_call_site caller.
10064 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
10065 ensure no EH range spans between sections and that landing pads
10066 are always in the corresponding section.
10067 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
10068 for crtl->eh.call_site_record being an array rather than scalar.
10069 (output_one_function_exception_table): New function, copied
10070 from output_function_exception_table. Adjust
10071 dw2_size_of_call_site_table, dw2_output_call_site_table
10072 callers. For SECOND section use *C suffixed labels.
10073 (output_function_exception_table): Call
10074 output_one_function_exception_table and, when doing hot/cold
10075 partitioning, also another time for the second section.
10076 * opts.c: Include except.h.
10077 (decode_options): Allow -freorder-blocks-and-partition with
10078 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
10079 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
10080 * function.h (struct rtl_eh): Change call_site_record from
10081 scalar into array of 2 elements.
10083 2009-08-07 Martin Jambor <mjambor@suse.cz>
10085 * ipa-prop.c (count_formal_params_1): New function.
10086 (ipa_get_vector_of_formal_parms): New function.
10087 (get_vector_of_formal_parm_types): New function.
10088 (ipa_modify_formal_parameters): New function.
10089 (ipa_modify_call_arguments): New function.
10090 (index_in_adjustments_multiple_times_p): New function.
10091 (ipa_combine_adjustments): New function.
10092 (ipa_dump_param_adjustments): New function.
10093 * ipa-prop.h (struct ipa_parm_adjustment): New type.
10094 (ipa_get_vector_of_formal_parms): Declare.
10095 (ipa_modify_formal_parameters): Declare.
10096 (ipa_modify_call_arguments): Declare.
10097 (ipa_combine_adjustments): Declare.
10098 (ipa_dump_param_adjustments): Declare.
10099 (build_ref_for_offset): Declare.
10100 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
10101 * tree-sra.c: Include ipa-prop.c.
10102 (build_ref_for_offset): Make public.
10104 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
10106 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
10108 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
10110 * gcc/doc/extend.texi (__builtin_extract_return_address)
10111 (__builtin_frob_return_address): Document.
10113 2009-08-06 Paul Brook <paul@codesourcery.com>
10115 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
10116 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
10117 implementation on ARMv6-M.
10119 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10121 * doc/extend.texi (pcs): Document new attribute for ARM.
10123 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10125 * arm.c (pcs_attribute_args): Comment out unsupported attribute
10128 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10130 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
10133 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10135 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
10137 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10139 Merge ARM/hard_vfp_branch to trunk.
10141 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
10143 * arm.c (libcall_eq): New function.
10144 (libcall_hash): New function.
10145 (add_libcall): New function.
10146 (arm_libcall_uses_aapcs_base): New function.
10147 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
10148 libcalls using the base PCS.
10149 (arm_init_cumulative_args): Likewise.
10151 2009-07-20 Joseph Myers <joseph@codesourcery.com>
10153 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
10154 Use base ABI for conversion libfuncs between HFmode and SFmode.
10156 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10158 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
10159 V4SImode as representatives of all 64-bit and 128-bit vector
10160 types. Allow vector types without vector modes.
10161 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
10162 without vector modes like BLKmode.
10163 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
10164 BLKmode. Avoid unsupported vector modes or TImode moves for
10166 (aapcs_vfp_allocate_return_reg): Likewise.
10167 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
10168 V8QImode if TARGET_NEON || TARGET_IWMMXT.
10170 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10172 * config/arm/arm.c (arm_handle_pcs_attribute): New.
10173 (arm_get_pcs_model): Pass attribute arguments to
10174 arm_pcs_from_attribute.
10175 (arm_init_cumulative_args): Use base AAPCS for conversions from
10176 floating-point types to DImode.
10177 (arm_attribute_table): Add pcs attribute.
10178 (arm_handle_pcs_attribute): New.
10179 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
10180 conversions from floating-point types to DImode, also declare them
10181 to use base AAPCS and declare functions they call to use base
10182 AAPCS and their RTABI names.
10184 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10186 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
10187 -mfloat-abi=hard not being supported for VFP.
10189 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
10191 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
10192 SYMBOL_REF to hard_libcall_value.
10194 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10195 Richard Earnshaw <rearnsha@arm.com>
10197 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
10198 has been put on the stack, all remaining co-processory arguments for
10199 that co-processor also go on the stack.
10201 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10203 * config/arm/arm.c (arm_return_in_memory): Handle returning
10204 vectors of suitable size in registers also for AAPCS case.
10206 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
10208 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
10210 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
10212 ARM Hard-VFP calling convention
10213 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
10214 * target.h (gcc_target): Add libcall_value to table of call hooks.
10215 * targhooks.h (default_libcall_value): Default implementation.
10216 * targhooks.c (default_libcall_value): Likewise.
10217 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
10218 * optabs.c (expand_unop): Use it.
10219 * expr.h (hard_libcall_value): Pass the function RTX through.
10220 * calls.c (emit_library_call_value_1): Update call to
10221 hard_libcall_value.
10222 * explow.c (hard_libcall_value): Use new target hook.
10223 * config/arm/arm.c: Include cgraph.h
10224 (TARGET_FUNCTION_VALUE): Override default hook.
10225 (arm_pcs_default): New variable.
10226 (arm_override_options): Don't fault hard calling convention with VFP.
10227 Add support for AAPCS variants.
10228 (arm_function_value): Make static. Handle AAPCS variants.
10229 (arm_libcall_value): New function.
10230 (arm_apply_result_size): Handle VFP registers in results.
10231 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
10233 (pcs_attribute_args): New variable.
10234 (arm_pcs_from_attribute): New function.
10235 (arm_get_pcs_model): New function.
10236 (aapcs_vfp_cum_init): New function.
10237 (aapcs_vfp_sub_candidate): New function.
10238 (aapcs_vfp_is_return_candidate): New function.
10239 (aapcs_vfp_is_call_candidate): New function.
10240 (aapcs_vfp_allocate): New function.
10241 (aapcs_vfp_allocate_return_reg): New function.
10242 (aapcs_vfp_advance): New function.
10243 (aapcs_cp_arg_layout): New variable.
10244 (aapcs_select_call_coproc): New function.
10245 (aapcs_select_return_coproc): New function.
10246 (aapcs_allocate_return_reg): New function.
10247 (aapcs_libcall_value): New function.
10248 (aapcs_layout_arg): New function.
10249 (arm_init_cumulative_args): Initialize AAPCS args data.
10250 (arm_function_arg): Handle AAPCS variants using new interface.
10251 (arm_arg_parital_bytes): Likewise.
10252 (arm_function_arg_advance): New function.
10253 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
10254 calling conventions.
10255 (arm_setup_incoming_varargs): Handle new AAPCS args data.
10256 * arm.h (NUM_VFP_ARG_REGS): Define.
10257 (LIBCALL_VALUE): Update.
10258 (FUNCTION_VALUE): Delete.
10259 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
10260 (arm_pcs): New enum.
10261 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
10262 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
10263 (FUNCTION_ARG_REGNO_P): Add VFP regs.
10264 * arm-protos.h (arm_function_arg_advance): Add.
10265 (aapcs_libcall_value): Add.
10266 (arm_function_value): Delete.
10268 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
10269 H.J. Lu <hongjiu.lu@intel.com>
10272 * config/i386/i386.c (standard_sse_mode_p): Remove.
10273 (standard_sse_constant_p): Return 2 for integer mode
10274 vector_all_ones_operand when SSE2 is enabled.
10275 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
10276 (ix86_expand_vector_move): Do not check for negative values from
10277 standard_sse_constant_p.
10279 2009-08-06 Richard Guenther <rguenther@suse.de>
10281 * tree-ssa.c (useless_type_conversion_p_1): Make function and
10282 array type comparisons frontend independent.
10283 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
10284 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
10285 out array reference lower bound and element size operands.
10286 (ao_ref_init_from_vn_reference): Properly compute the offset
10287 for ARRAY_RANGE_REF.
10288 (vn_reference_fold_indirect): Fill out array reference lower
10289 bound and element size operands.
10290 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
10291 a non gimple valued reference operand which can happen for
10292 array reference lower bound or element size.
10293 (create_component_ref_by_pieces_1): Properly generate the
10294 element size operand for array references.
10296 2009-08-06 Richard Guenther <rguenther@suse.de>
10298 PR tree-optimization/40964
10299 * tree.c (iterative_hash_host_wide_int): Export.
10300 * tree.h (iterative_hash_host_wide_int): Declare.
10301 * tree-ssa-structalias.c (heapvar_map): New struct.
10302 (heapvar_map_eq): New function.
10303 (heapvar_map_hash): Likewise.
10304 (heapvar_lookup): Adjust.
10305 (heapvar_insert): Likewise.
10306 (make_constraint_from_heapvar): Allow multiple heap variables
10307 per decl at different offsets.
10308 (init_alias_heapvars): Adjust.
10310 2009-08-04 David Daney <ddaney@caviumnetworks.com>
10312 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
10313 * mips_output_sync_loop (mips_output_sync_loop): Only emit
10314 trailing sync if TARGET_SYNC_AFTER_SC.
10316 2009-08-05 David Daney <ddaney@caviumnetworks.com>
10318 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
10319 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
10320 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
10321 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
10322 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
10323 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
10324 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
10325 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
10326 test_and_set_12): Rewrite calls to mips_output_sync_loop.
10327 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
10328 the prototype declaration match the definition.
10329 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
10330 instructions explicitly. Add barrier_before and operands
10332 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
10333 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
10334 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
10335 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
10336 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
10337 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
10339 2009-08-05 Andrew Pinski <pinskia@gmail.com>
10341 * tree-ssa-alias.c: Fix intervals to use [) syntax.
10343 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
10344 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
10347 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
10350 2009-08-05 Jakub Jelinek <jakub@redhat.com>
10352 PR rtl-optimization/40924
10353 * dse.c (canon_address): Before calling cselib_expand_value_rtx
10354 make sure canon_rtx (mem_address) isn't simpler than
10355 canon_rtx (expanded_mem_address).
10357 2009-08-05 Li Feng <nemokingdom@gmail.com>
10359 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
10360 for each poly_bb_p.
10361 (build_scop_drs): Build alias set for each SCoP.
10363 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
10365 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
10366 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
10367 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
10368 (MIPS_ARCH_FLOAT_SPEC): Likewise.
10369 (BASE_DRIVER_SELF_SPECS): Likewise.
10371 2009-08-04 Andrew Pinski <pinskia@gmail.com>
10373 * tree-ssa-alias.c: Fix some comment typos.
10375 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
10377 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
10378 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
10380 2009-08-03 Janis Johnson <janis187@us.ibm.com>
10383 * simplify-rtx.c (simplify_binary_operation_1): Disable
10384 simplifications for decimal float operations.
10386 2009-08-03 Jakub Jelinek <jakub@redhat.com>
10388 PR middle-end/40943
10389 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
10390 operand of INDIRECT_REF.
10392 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
10394 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
10395 constants referencing TLS symbols.
10397 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10399 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
10400 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
10402 2009-08-03 Richard Guenther <rguenther@suse.de>
10404 * tree.c (make_vector_type): Build a main variant first,
10405 get the canonical one and then build the variant.
10406 * tree-ssa.c (useless_type_conversion_p_1): Handle
10408 (useless_type_conversion_p): Conversions to pointers to
10409 incomplete record types are useless.
10411 2009-08-03 Richard Guenther <rguenther@suse.de>
10413 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
10414 file will be created.
10415 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
10416 * toplev.c (compile_file): Adjust comment.
10418 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
10420 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
10421 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
10422 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10423 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10424 (sh_promote_function_mode): Fix typo.
10426 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
10428 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
10430 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10432 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
10433 declaration arguments.
10435 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
10437 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
10438 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
10439 (ix86_split_ashl): Ditto.
10440 (ix86_expand_vector_init_one_nonzero): Ditto.
10441 (ix86_expand_vector_set): Ditto.
10442 (ix86_expand_reduc_v4sf): Ditto.
10444 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
10446 * explow.c (promote_function_mode): Remove assert.
10447 * config/sh/sh.c (sh_promote_function_mode): Declare.
10449 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10451 * config/pa/pa.c (pa_promote_function_mode): Declare.
10452 Change to static. Fix promote_mode call.
10454 * gthr-dce.h (CONST_CAST2): Define if not defined.
10455 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
10457 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
10459 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
10461 * expr.c (store_constructor): Use promote_decl_mode. Remove
10462 now write-only variable unsignedp.
10463 (expand_expr_real_1): Use promote_decl_mode.
10464 * expr.h (promote_function_mode, promote_decl_mode): New.
10465 (promote_mode): Remove last argument.
10466 * function.c (assign_temp): Drop last argument of promote_mode.
10467 (assign_parm_find_data_types): Use promote_function_mode.
10468 (assign_parm_setup_reg): Likewise.
10469 (expand_function_end): Use promote_function_mode.
10470 * calls.c (initialize_argument_information): Use promote_function_mode.
10471 (precompute_arguments): Use promote_mode instead of checking if
10472 only PROMOTE_FUNCTION_MODE is defined.
10473 (expand_call): When making sibcall decisions, use promote_function_mode.
10474 Below, remove an if for targetm.calls.promote_function_return and
10475 and use promote_function_mode.
10476 (emit_library_call_value_1): Use promote_function_mode, fix bug
10477 where promote_mode was passed FOR_CALL == 0 for a return value in an
10479 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
10480 * explow.c (promote_function_mode, promote_decl_mode): New.
10481 (promote_mode): Keep only the FOR_CALL == 0 case.
10482 * combine.c (setup_incoming_promotion): Remove test of
10483 promote_function_args. Use promote_function_mode.
10484 * stmt.c (expand_value_return): Use promote_decl_mode.
10485 (expand_decl): Use promote_decl_mode.
10487 * expr.c (store_constructor): Use promote_decl_mode. Remove
10488 now write-only variable unsignedp.
10489 (expand_expr_real_1): Use promote_decl_mode.
10490 * expr.h (promote_function_mode, promote_decl_mode): New.
10491 (promote_mode): Remove last argument.
10492 * function.c (assign_temp): Drop last argument of promote_mode.
10493 (assign_parm_find_data_types): Use promote_function_mode.
10494 (assign_parm_setup_reg): Likewise.
10495 (expand_function_end): Use promote_function_mode.
10496 * calls.c (initialize_argument_information): Use promote_function_mode.
10497 (precompute_arguments): Use promote_mode instead of checking if
10498 only PROMOTE_FUNCTION_MODE is defined.
10499 (expand_call): When making sibcall decisions, use promote_function_mode.
10500 Below, remove an if for targetm.calls.promote_function_return and
10501 and use promote_function_mode.
10502 (emit_library_call_value_1): Use promote_function_mode, fix bug
10503 where promote_mode was passed FOR_CALL == 0 for a return value in an
10505 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
10506 * explow.c (promote_function_mode, promote_decl_mode): New.
10507 (promote_mode): Keep only the FOR_CALL == 0 case.
10508 * combine.c (setup_incoming_promotion): Remove test of
10509 promote_function_args. Use promote_function_mode.
10510 * stmt.c (expand_value_return): Use promote_decl_mode.
10511 (expand_decl): Use promote_decl_mode.
10513 * explow.c (promote_function_mode): Just call the target hook.
10514 * targhooks.c (default_promote_function_mode,
10515 default_promote_function_mode_always_promote): New.
10516 * targhooks.h (default_promote_function_mode,
10517 default_promote_function_mode_always_promote): Declare.
10518 * target.h (promote_function_args, promote_function_return): Remove.
10519 (promote_function_mode): New.
10520 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
10521 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10522 (TARGET_PROMOTE_FUNCTION_MODE): New.
10523 (TARGET_CALLS): Adjust.
10524 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
10525 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
10527 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
10528 * config/s390/s390.c (s390_promote_function_mode): ... here,
10529 with pointer handling.
10530 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10531 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10533 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
10534 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
10535 with pointer handling.
10536 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10537 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10539 * config/sh/sh-protos.h (sh_promote_function_mode): New.
10540 * config/sh/sh.c (sh_promote_function_mode): New.
10541 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10542 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10544 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
10545 * config/cris/cris.c (cris_promote_function_mode): ... here.
10546 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10547 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10549 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
10550 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
10551 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10552 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10554 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
10555 * config/arm/arm.c (arm_promote_function_mode): ... here, without
10556 complex type handling.
10557 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10558 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10560 * config/pa/pa.c (pa_promote_function_mode): New.
10561 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10562 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10564 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
10565 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10566 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
10567 * config/xtensa/xtensa.c: Likewise.
10568 * config/stormy16/stormy16.c: Likewise.
10569 * config/iq2000/iq2000.c: Likewise.
10570 * config/rs6000/rs6000.c: Likewise.
10571 * config/picochip/picochip.c: Likewise.
10572 * config/arc/arc.c: Likewise.
10573 * config/mcore/mcore.c: Likewise.
10574 * config/score/score.c: Likewise.
10575 * config/mips/mips.c: Likewise.
10576 * config/bfin/bfin.c: Likewise.
10577 * config/ia64/ia64.c: Likewise (disabled though).
10579 * config/frv/frv.h: Remove pointless remark.
10581 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
10582 TARGET_PROMOTE_FUNCTION_ARGS,
10583 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
10584 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
10586 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
10588 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
10589 -floop-parallelize-all.
10590 * toplev.c (process_options): Rename flag_graphite_force_parallel to
10591 flag_loop_parallelize_all.
10592 * tree-ssa-loop.c (gate_graphite_transforms): Same.
10593 * graphite.c (graphite_transform_loops): Same.
10594 * common.opt: Same.
10595 * graphite-poly.c (apply_poly_transforms): Same.
10597 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
10599 PR tree-optimization/40914
10600 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
10601 if set, then check the delta field of the PMF record.
10602 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
10603 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
10604 call is stored in the delta.
10606 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
10608 * config/mips/mips.md (*clear_upper32_dext): New pattern.
10610 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
10612 * config/i386/bsd.h (ASM_BYTE): New define.
10613 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
10614 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
10615 .byte. Use fputs or putc instead of fprintf where appropriate.
10616 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
10617 fputs or putc instead of fprintf where appropriate.
10618 * config/i386/i386elf.h: Ditto.
10619 * config/i386/sysv4.h: Ditto.
10621 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
10622 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
10623 (*tls_global_dynamic_64): Ditto.
10625 2009-07-31 Christian Bruel <christian.bruel@st.com>
10627 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
10629 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10631 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
10632 Remove dead code for MINUS.
10634 2009-07-31 Anthony Green <green@moxielogic.com>
10636 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
10638 (moxie_expand_epilogue): Ditto for epilogue.
10639 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
10640 incoming arguments.
10641 (moxie_function_arg): Ditto.
10642 (moxie_pass_by_reference): Ditto.
10643 (moxie_arg_partial_bytes): Ditto.
10644 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
10645 (FUNCTION_ARG_ADVANCE) Ditto.
10646 (REG_PARM_STACK_SPACE) Ditto.
10647 (FUNCTION_ARG_REGNO_P) Dito.
10649 * config.gcc: Add moxie linux config support.
10650 * gcc/config/moxie/uclinux.h: New file.
10652 2009-07-31 DJ Delorie <dj@redhat.com>
10654 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
10655 (UNSPECV_SP_SWITCH_E): New.
10656 (sp_switch_1): Change to an unspec.
10657 (sp_switch_2): Change to an unspec. Don't use post-inc when we
10659 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
10660 reference the new stack's address
10662 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10664 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
10665 graphite-clast-to-gimple.o, graphite-dependences.o,
10666 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
10667 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
10668 (graphite-blocking.o,
10669 graphite-clast-to-gimple.o, graphite-dependences.o,
10670 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
10671 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
10672 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
10673 * cfgloop.h (struct loop): Add can_be_parallel field.
10674 * common.opt (fgraphite-identity): Moved up.
10675 (fgraphite-force-parallel): New flag.
10676 * graphite.c: Rewrite.
10677 * graphite.h: Rewrite.
10678 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
10680 * toplev.c (graphite_out_file): New file descriptor.
10681 (graphite_in_file): New.
10682 (process_options): flag_graphite_force_parallel cannot be used without
10684 * tree-ssa-loop.c: Include toplev.h.
10685 (gate_graphite_transforms): Enable flag_graphite for
10686 flag_graphite_force_parallel.
10688 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10690 * ChangeLog.graphite: New.
10691 * graphite-blocking.c: New.
10692 * graphite-clast-to-gimple.c: New.
10693 * graphite-clast-to-gimple.h: New.
10694 * graphite-dependences.c: New.
10695 * graphite-dependences.h: New.
10696 * graphite-interchange.c: New.
10697 * graphite-poly.c: New.
10698 * graphite-poly.h: New.
10699 * graphite-ppl.c: New.
10700 * graphite-ppl.h: New.
10701 * graphite-scop-detection.c: New.
10702 * graphite-scop-detection.h: New.
10703 * graphite-sese-to-poly.c: New.
10704 * graphite-sese-to-poly.h: New.
10708 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10710 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
10711 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
10713 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10715 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
10716 (scev_is_linear_expression): Return false if the evolution is not
10717 affine multivariate.
10719 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10721 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
10722 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
10724 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10726 * tree-data-ref.c (debug_data_references): New.
10727 (debug_data_reference): New.
10728 * tree-data-ref.h (debug_data_references): Declared.
10729 (debug_data_reference): Declared.
10731 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10733 * tree-data-ref.c (stmt_simple_memref_p: Removed.
10734 * tree-data-ref.h (scop_p): Removed.
10735 (struct data_reference): Remove field scop.
10736 (DR_SCOP): Removed.
10737 (stmt_simple_memref_p): Removed.
10739 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10741 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
10742 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
10745 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10747 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
10749 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10751 * doc/invoke.texi (-fgraphite-identity): Documented.
10753 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10755 * tree-scalar-evolution.c: Fix comment.
10756 (instantiate_scev_1): Return unknow from scev instantiation if the
10757 result is not above instantiate_below.
10759 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10761 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
10762 static anymore. Instantiate the symbols that may have been introduced
10764 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
10767 2009-07-30 DJ Delorie <dj@redhat.com>
10769 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
10770 .vliw directive to VLIW sections.
10772 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10774 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
10776 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
10777 (AUTOHEADER): New variable.
10778 ($(srcdir)/cstamp-h.in): Use it.
10780 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
10781 Pat Haugen <pthaugen@us.ibm.com>
10782 Revital Eres <ERES@il.ibm.com>
10784 * config/rs6000/vector.md (VEC_F): Add VSX support.
10787 (mov<mode>): Ditto.
10788 (vector_load_<mode>): Ditto.
10789 (vector_store_<mode>): Ditto.
10790 (vector GPR move split): Ditto.
10791 (vec_reload_and_plus_<mptrsize>): Ditto.
10792 (vec_reload_and_reg_<mptrsize>): Ditto.
10793 (add<mode>3): Ditto.
10794 (sub<mode>3): Ditto.
10795 (mul<mode>3): Ditto.
10796 (neg<mode>2): Ditto.
10797 (abs<mode>2): Ditto.
10798 (smin<mode>3): Ditto.
10799 (smax<mode>3): Ditto.
10800 (vector_eq<mode>): Ditto.
10801 (vector_gt<mode>): Ditto.
10802 (vector_ge<mode>): Ditto.
10803 (vector_gtu<mode>): Ditto.
10804 (vector_select_<mode>_uns): Ditto.
10805 (vector_eq_<mode>_p): Ditto.
10806 (vector_gt_<mode>_p): Ditto.
10807 (vector_ge_<mode>_p): Ditto.
10808 (vector_gtu_<mode>_p): Ditto.
10809 (cr6_test_for_zero): Ditto.
10810 (cr6_test_for_zero_reverse): Ditto.
10811 (cr6_test_for_lt): Ditto.
10812 (cr6_test_for_lt_reverse): Ditto.
10813 (xor<mode>3): Ditto.
10814 (ior<mode>3): Ditto.
10815 (and<mode>3): Ditto.
10816 (one_cmpl<mode>2): Ditto.
10817 (nor<mode>2): Ditto.
10818 (andc<mode>2): Ditto.
10819 (float<VEC_int<mode>2): Ditto.
10820 (unsigned_float<VEC_int><mode>2): Ditto.
10821 (fix_trunc<mode><VEC_int>2): Ditto.
10822 (fixuns_trunc<mode><VEC_int>2): Ditto.
10824 (vec_set<mode>): Ditto.
10825 (vec_extract<mode>): Ditto.
10826 (vec_interleave_highv4sf): Ditto.
10827 (vec_interleave_lowv4sf): Ditto.
10828 (vec_realign_load_<mode>): Ditto.
10829 (vec_shl_<mode>): Ditto.
10830 (vec_shr_<mode>): Ditto.
10831 (div<mode>3): New patterns for VSX.
10832 (vec_interleave_highv2df): Ditto.
10833 (vec_interleave_lowv2df): Ditto.
10834 (vec_pack_trunc_v2df): Ditto.
10835 (vec_pack_sfix_trunc_v2df): Ditto.
10836 (vec_pack_ufix_trunc_v2df): Ditto.
10837 (vec_unpacks_hi_v4sf): Ditto.
10838 (vec_unpacks_lo_v4sf): Ditto.
10839 (vec_unpacks_float_hi_v4si): Ditto.
10840 (vec_unpacks_float_lo_v4si): Ditto.
10841 (vec_unpacku_float_hi_v4si): Ditto.
10842 (vec_unpacku_float_lo_v4si): Ditto.
10843 (movmisalign<mode>): Ditto.
10844 (vector_ceil<mode>2): New patterns for vectorizing math library.
10845 (vector_floor<mode>2): Ditto.
10846 (vector_btrunc<mode>2): Ditto.
10847 (vector_copysign<mode>3): Ditto.
10849 * config/rs6000/predicates.md (easy_vector_constant_msb): New
10850 predicate for setting the high bit in each word, used for copysign.
10852 * config/rs6000/ppc-asm.h (f19): Whitespace.
10853 (f32-f63): Define if VSX.
10854 (v0-v31): Define if Altivec.
10855 (vs0-vs63): Define if VSX.
10857 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
10859 * config/rs6000/power7.md: New file, provide tuning parameters for
10862 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
10863 (rs6000_cpu_cpp_builtins): Ditto.
10864 (altivec_overloaded_builtins): Ditto.
10865 (altivec_resolve_overloaded_builtin): Ditto.
10867 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
10868 debug switch to disable vectorizing simple math builtin
10871 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
10872 Vectorize simple math builtin functions.
10873 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
10874 hook to vectorize math builtins.
10875 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
10876 (rs6000_builtin_conversion): Add VSX/power7 support.
10877 (rs6000_builtin_vec_perm): Ditto.
10878 (vsplits_constant): Add support for loading up a vector constant
10879 with just the high bit set in each part.
10880 (rs6000_expand_vector_init): Add VSX/power7 support.
10881 (rs6000_expand_vector_set): Ditto.
10882 (rs6000_expand_vector_extract): Ditto.
10883 (rs6000_emit_move): Ditto.
10884 (bdesc_3arg): Ditto.
10885 (bdesc_2arg): Ditto.
10886 (bdesc_1arg): Ditto.
10887 (rs6000_expand_ternop_builtin): Ditto.
10888 (altivec_expand_builtin): Ditto.
10889 (rs6000_expand_unop_builtin): Ditto.
10890 (rs6000_init_builtins): Ditto.
10891 (altivec_init_builtins): Ditto.
10892 (builtin_function_type): Ditto.
10893 (rs6000_common_init_builtins): Ditto.
10894 (rs6000_handle_altivec_attribute); Ditto.
10895 (rs6000_mangle_type): Ditto.
10896 (rs6000_vector_mode_supported_p): Ditto.
10897 (rs6000_mode_dependent_address): Altivec addresses with AND -16
10898 are mode dependent.
10900 * config/rs6000/vsx.md: New file for VSX support.
10902 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
10903 identifing values with just the most significant bit set.
10904 (enum rs6000_builtins): Add builtins for VSX. Add simple math
10905 vectorized builtins.
10907 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
10908 (UNSPEC_VRFIM): Delete.
10909 (splitter for loading up vector with most significant bit): New
10910 splitter for vectorizing copysign.
10911 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
10912 vectorizing simple math functions.
10913 (altivec_vrfip): Add support for vectorizing simple math functions.
10914 (altivec_vrfim): Ditto.
10915 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
10917 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
10918 (power7.md, vsx.md): Include for power7 support.
10919 (copysigndf3): Use VSX instructions if -mvsx.
10920 (negdf2_fpr): Ditto.
10921 (absdf2_fpr): Ditto.
10922 (nabsdf2_fpr): Ditto.
10923 (adddf3_fpr): Ditto.
10924 (subdf3_fpr): Ditto.
10925 (muldf3_fpr): Ditto.
10926 (divdf3_fpr): Ditto.
10927 (fix_truncdfdi2_fpr): Ditto.
10928 (cmpdf_internal1): Ditto.
10929 (fred, fred_fpr): Convert into expander/insn to add VSX support.
10930 (btruncdf2, btruncdf2_fpr): Ditto.
10931 (ceildf2, ceildf2_fpr): Ditto.
10932 (floordf2, floordf2_fpr): Ditto.
10933 (floatdidf2, floatdidf2_fpr): Ditto.
10934 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
10935 (fmsubdf4_fpr): Ditto.
10936 (fnmadddf4_fpr_1): Ditto.
10937 (fnmadddf4_fpr_2): Ditto.
10938 (fnmsubdf4_fpr_1): Ditto.
10939 (fnmsubdf4_fpr_2): Ditto.
10940 (fixuns_truncdfdi2): Add expander for VSX support.
10941 (fix_truncdfdi2): Ditto.
10942 (fix_truncdfsi2): Ditto.
10943 (ftruncdf2): Ditto.
10944 (btruncsf2): Whitespace.
10945 (movdf_hardfloat32): Add support for VSX registers.
10946 (movdf_softfloat32): Ditto.
10947 (movdf_hardfloat64): Ditto.
10948 (movdf_hardfloat64_mfpgpr): Ditto.
10949 (movdf_softfloat64): Ditto.
10950 (movti splitters): Add check for vector registers supporting
10951 TImode in the future.
10952 (bpermd): Add power7 bpermd instruction.
10954 * config/rs6000/altivec.h (vec_div): Define if VSX.
10957 (vec_nmadd): Ditto.
10958 (vec_nearbyint): Ditto.
10961 (all predicates): Use the generic builtin function, and not the V4SF
10962 specific function so that the predicates will work with VSX's V2DF.
10963 (vec_all_*): Ditto.
10964 (vec_any_*): Ditto.
10966 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
10967 Document new VSX functions and types.
10969 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
10972 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
10973 "wa", and "j" constraints. Modify "v" to talk about Altivec
10974 instead of just vector.
10976 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
10979 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
10980 location for phi arguments.
10981 (rewrite_update_phi_arguments): Find locations for reaching defs.
10982 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
10983 Add location to add_phi_arg calls.
10984 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
10985 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
10986 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
10987 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
10988 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
10989 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
10990 * tree-phinodes.c (make_phi_node): Initialize location.
10991 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
10992 (add_phi_arg): Add location parameter.
10993 (remove_phi_arg_num): Move location when moving phi argument.
10994 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
10996 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
10997 slpeel_update_phi_nodes_for_guard1,
10998 slpeel_update_phi_nodes_for_guard2,
10999 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
11000 vect_loop_versioning): Set locations.
11001 * tree-parloops.c (create_phi_for_local_result,
11002 transform_to_exit_first_loop, create_parallel_loop): Add locations.
11003 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
11004 * tree-vect-loop.c (get_initial_def_for_induction,
11005 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
11007 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
11008 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
11009 (gimple_phi_arg_set_location): New. Set locus.
11010 (gimple_phi_arg_has_location): New. Check for locus.
11011 (redirect_edge_var_map_location): New. Return locus from var_map.
11012 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
11013 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
11014 combining PHI arguments.
11015 (cond_store_replacement): Set location.
11016 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
11017 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
11018 scop_add_exit_phis_edge): Add locations.
11019 * tree-cfgcleanup.c (remove_forwarder_block,
11020 remove_forwarder_block_with_phi): Add locations.
11021 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
11022 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
11024 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
11025 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
11026 flush_pending_stmts): Add source location.
11027 * lambda-code.c (perfect_nestify): Maintain location stack with argument
11028 stack to preserve locations.
11029 * tree-vect-stmts.c (vectorizable_load): Add location.
11030 * tree-inline.c (copy_phis_for_bb): Copy locus.
11031 (setup_one_parameter): Add call locus to inlined parameter stmts.
11032 (initialize_inlined_parameters): Pass in call location as parameter
11034 (tree_function_versioning): Pass location to setup_one_parameter.
11035 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
11036 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
11037 copy and edge lists.
11038 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
11039 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
11040 locus parameter and override the stmt default if provided.
11041 (new_elim_graph, clear_elim_graph, delete_elim_graph,
11042 elim_graph_add_edge, elim_graph_remove_succ_edge,
11043 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
11044 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
11045 eliminate_phi): Add locus info in elimination graph for each edge and
11047 (insert_backedge_copies): Copy locus if present.
11048 * tree-flow.h (struct _edge_var_map): Add locus field.
11049 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
11050 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
11051 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
11053 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
11055 2009-07-30 Martin Jambor <mjambor@suse.cz>
11057 PR tree-optimization/40570
11058 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
11059 use inlining loops.
11061 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
11063 * ssa-loop-manip.c: Include langhooks.h.
11064 (rewrite_phi_with_iv): New.
11065 (rewrite_all_phi_nodes_with_iv): New.
11066 (canonicalize_loop_ivs): Move here from tree-parloops.c.
11067 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
11068 * tree-parloops.c (loop_parallel_p): Move out all conditions
11069 except dependency check.
11070 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
11071 (gen_parallel_loop): Call canonicalize_loop_ivs without
11072 reduction_list argument.
11073 (build_new_reduction): New.
11074 (gather_scalar_reductions): New.
11075 (try_get_loop_niter): New.
11076 (try_create_reduction_list): New.
11077 (parallleize_loops): Change the parallel conditions check.
11078 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
11079 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
11081 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
11083 * opt-functions.awk (opt_args): Allow argument to be enclosed in
11085 * doc/options.texi (Option properties): Mention new quoting syntax.
11087 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11089 * config/alpha/alpha.c (alpha_start_function):
11090 Handle VMS_DEBUG_MAIN_POINTER
11091 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
11092 * doc/invoke.texi: Document -mdebug-main switch.
11094 2009-07-29 Richard Henderson <rth@redhat.com>
11096 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
11097 (cgraph_create_edge_including_clones): Likewise.
11098 * tree-inline.c (copy_bb): Operate on the correct edges
11099 when updating the callgraph.
11101 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11103 * config/alpha/vms-cc.c: Deleted.
11104 * config/alpha/vms-ld.c: Deleted.
11105 * config/alpha/t-vms64: Moved to config/vms
11106 * config/alpha/vms-crt0-64.c: Moved to config/vms
11107 * config/alpha/vms-crt0.c: Moved to config/vms
11108 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
11109 * config/alpha/vms-psxcrt0.c: Moved to config/vms
11110 * config/alpha/xm-vms.h: Moved to config/vms
11111 * config/alpha/x-vms: Moved to config/vms
11112 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
11114 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
11115 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
11117 * config/vms/t-vms64: Moved here from config/alpha
11118 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
11119 (argc,argv,envp): Enforce 32bit malloc'ing.
11120 * config/vms/vms-psxcrt0-64.c: Likewise.
11121 * config/vms/vms-crt0.c: Moved here from config/alpha.
11122 * config/vms/vms-psxcrt0.c: Likewise.
11123 * config/vms/vms-crtl-64.h: New file.
11124 * config/vms/vms-crtl.h: New file.
11125 * config/vms/vms.opt: New file.
11126 * config/vms/xm-vms64.h: New file.
11127 * config/vms/xm-vms.h: Moved here from config/alpha.
11128 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
11130 * config/vms/x-vms: Moved here from config/alpha.
11131 (version, VMS_EXTRA_PARTS): Moved to t-vms.
11132 (vms-ld.o, vms-cc.o): Removed.
11133 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
11135 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11137 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
11138 correct stack (obvious VMS fix).
11140 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11142 * dwarf2out.c (output_file_names): Output VMS style file name, size,
11143 date, version info if VMS_DEBUGGING_INFO defined.
11144 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
11145 size, date calculating code moved here.
11147 2009-07-29 Paul Brook <paul@codesourcery.com>
11149 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
11152 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
11155 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
11156 to DImode when generating insq_le insn.
11158 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11160 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
11161 New macro set for VMS_DEBUGGGING_INFO.
11162 (AT_string_form): Use it.
11164 2009-07-28 DJ Delorie <dj@redhat.com>
11166 * config/mep/mep.c (vtext_section): New.
11167 (vftext_section): New.
11168 (ftext_section): New.
11169 (mep_select_section): Add support for functions.
11170 (mep_unique_section): Likewise.
11171 (mep_asm_init_sections): Likewise.
11172 (mep_encode_section_info): Remove it from here.
11174 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
11176 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
11178 * tree.h (TREE_DEPRECATED): Document it is used for types too.
11179 (TYPE_VECTOR_OPAQUE): Use default_def_flag
11181 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11183 * dwarf2out.c (output_file_names): Test new macro
11184 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
11185 (add_comp_dir_attribute): Likewise.
11187 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
11189 * config/i386/mingw-w64.h (LINK_SPEC): Add
11190 separating space between commands.
11192 2009-07-28 Jan Hubicka <jh@suse.cz>
11194 PR tree-optimization/40759
11195 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
11198 2009-07-27 DJ Delorie <dj@redhat.com>
11200 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
11201 types are dword-aligned.
11202 (mep_expand_va_start): Likewise.
11204 2009-07-27 Olivier Hainque <hainque@adacore.com>
11205 Douglas B Rupp <rupp@gnat.com>
11207 * convert.c (convert_to_pointer): Don't assume the target
11208 pointer type is POINTER_SIZE long. Fetch its precision instead.
11210 2009-07-27 Douglas B Rupp <rupp@gnat.com>
11212 * system.h (fopen): Undefine if macro.
11214 2009-07-27 Jakub Jelinek <jakub@redhat.com>
11216 * dwarf2out.c (output_cfi_p): Removed.
11217 (output_cfis): New function.
11218 (output_fde): New function, split from output_call_frame_info.
11219 (output_call_frame_info): Use it.
11220 (dwarf2out_switch_text_section): Use output_cfis.
11222 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
11224 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
11225 TARGET_BI_ARCH is specified without enabling SJLJ.
11226 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
11227 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
11229 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
11231 * arm.md (negdi2): Use DImode if forcing a value into a register.
11233 2009-07-26 Ira Rosen <irar@il.ibm.com>
11235 PR tree-optimization/40801
11236 * tree-vect-stmts.c (vectorizable_call): Get previous copy
11237 of vector operand from the previous copy of vector statement.
11238 Pass the correct definition type value to
11239 vect_get_vec_def_for_stmt_copy().
11241 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11243 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
11244 const char ** conversion.
11246 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11248 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
11249 fancy_abort() if !ENABLE_ASSERT_CHECKING.
11250 (gcc_unreachable): Invoke __builtin_unreachable() if
11251 !ENABLE_ASSERT_CHECKING.
11253 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11255 PR rtl-optimization/40445
11256 * emit-rtl.c (next_nonnote_insn_bb): New function.
11257 * rtl.h (next_nonnote_insn_bb): Declare new function.
11258 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
11259 with no successors that is the successor of the ENTRY_BLOCK.
11260 Continue from the top after removing an empty fallthrough block.
11261 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
11262 of next_nonnote_insn.
11264 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11266 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
11268 2009-07-25 Martin Jambor <mjambor@suse.cz>
11270 * c-common.c (c_common_attribute_table): New element for noclone.
11271 (handle_noclone_attribute): New function. Forward-declare.
11272 * tree-inline.c (tree_versionable_function_p): Check for noclone
11274 * doc/extend.texi (Labels as Values): Document need for noclone.
11275 (Function Attributes): Document noclone attribute.
11277 2009-07-25 Jakub Jelinek <jakub@redhat.com>
11279 PR rtl-optimization/34999
11280 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
11281 and dw_fde_switched_cold_to_hot fields.
11282 (output_cfi_p): New function.
11283 (output_call_frame_info): If fde->dw_fde_switched_sections,
11284 output 2 FDEs instead of one with corrupted header.
11285 (dwarf2out_do_cfi_startproc): New function.
11286 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
11287 and fde->dw_fde_switched_cold_to_hot.
11288 (dwarf2out_switch_text_section): Compute
11289 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
11290 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
11291 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
11292 Otherwise, compute fde->dw_fde_switch_cfi.
11294 2009-07-24 Cary Coutant <ccoutant@google.com>
11296 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
11298 2009-07-24 Cary Coutant <ccoutant@google.com>
11300 * cfghooks.c (split_block): Copy discriminator to new block.
11301 * tree-cfg.c (assign_discriminator): Check location of last
11302 instruction in block as well as first.
11304 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
11306 * config/i386/linux.c: Use fputs or putc instead of fprintf
11308 * config/i386/gas.h: Ditto.
11309 * config/i386/x86-64.h: Ditto.
11310 * config/i386/att.h: Ditto.
11312 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11314 * expmed.c (emit_store_flag): Use a recursive call to optimize the
11317 2009-07-24 Martin Jambor <mjambor@suse.cz>
11319 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
11320 (ipa_push_func_to_list_1): Declare.
11321 (ipa_push_func_to_list): New function.
11323 * ipa-prop.c (ipa_push_func_to_list_1): New function.
11324 (ipa_init_func_list): Call ipa_push_func_to_list_1.
11325 (ipa_push_func_to_list): Removed.
11326 (ipa_pop_func_from_list): Clear node_enqueued flag.
11328 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11330 * config/s390/s390.c (override_options): Default
11331 max-unrolled-insns to 100 for z10 tuning.
11333 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
11335 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
11336 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
11337 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
11338 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
11339 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
11340 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
11341 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
11343 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
11345 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
11346 use default set in mingw32.h header.
11347 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
11348 64-bit /mingw/include path.
11349 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
11352 2009-07-23 Neil Vachharajani <nvachhar@google.com>
11354 PR rtl-optimization/40209
11355 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
11357 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
11359 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
11360 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
11361 with the rest of string where appropriate. Use fputs or putc
11362 instead of fprintf where appropriate.
11364 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
11365 Pat Haugen <pthaugen@us.ibm.com>
11366 Revital Eres <ERES@il.ibm.com>
11368 * config/rs6000/vector.md: New file. Move most of the vector
11369 expander support here from altivec.md to allow for the VSX vector
11370 unit in the future. Add support for secondary_reload patterns.
11371 Rewrite the patterns for vector comparison, and vector comparison
11372 predicate instructions so that the RTL expresses the desired
11373 behavior, instead of using unspec.
11375 * config/rs6000/constraints.md ("f" constraint): Use
11376 rs6000_constraints to hold the precalculated register class.
11377 ("d" constraint): Ditto.
11378 ("wd" constraint): New constraint for VSX.
11379 ("wf" constraint): Ditto.
11380 ("ws" constraint): Ditto.
11381 ("wa" constraint): Ditto.
11382 ("wZ" constraint): Ditto.
11383 ("j" constraint): Ditto.
11385 * config/rs6000/predicates.md (vsx_register_operand): New
11387 (vfloat_operand): New predicate for vector.md.
11388 (vint_operand): Ditto.
11389 (vlogical_operand): Ditto.
11390 (easy_fp_constant): If VSX, 0.0 is an easy constant.
11391 (easy_vector_constant): Add VSX support.
11392 (altivec_indexed_or_indirect_operand): New predicate for
11393 recognizing Altivec style memory references with AND -16.
11395 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
11396 for vector secondary reload support.
11397 (rs6000_vector_reg_class): Delete, replacing it with
11398 rs6000_constraints.
11399 (rs6000_vsx_reg_class): Ditto.
11400 (rs6000_constraints): New array to hold the register classes of
11401 each of the register constraints that can vary at runtime.
11402 (builtin_mode_to_type): New static array for builtin function type
11404 (builtin_hash_table): New static hash table for builtin function
11406 (TARGET_SECONDARY_RELOAD): Define target hook.
11407 (TARGET_IRA_COVER_CLASSES): Ditto.
11408 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
11409 registers are 128 bits if VSX memory reference instructions are used.
11410 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
11411 unit is being used.
11412 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
11413 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
11414 Print several of the scheduling related parameters.
11415 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
11416 rs6000_constraints instead of rs6000_vector_reg_class. Move
11417 -mdebug=reg code to rs6000_debug_reg_global. Add support for
11418 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
11419 Altivec. Add VSX support. Setup for secondary reload support on
11420 Altivec/VSX registers.
11421 (rs6000_override_options): Make power7 set the scheduling groups
11422 like the power5. Add support for new debug switches to override
11423 the scheduling defaults. Temporarily disable -mcpu=power7 from
11424 setting -mvsx. Add support for debug switches -malways-hint,
11425 -msched-groups, and -malign-branch-targets.
11426 (rs6000_buitlin_conversion): Add support for returning unsigned
11427 vector conversion functions to fix regressions due to stricter
11429 (rs6000_builtin_mul_widen_even): Ditto.
11430 (rs6000_builtin_mul_widen_odd): Ditto.
11431 (rs6000_builtin_vec_perm): Ditto.
11432 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
11433 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
11434 to zero a register.
11435 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
11436 generated upstream.
11437 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
11438 VSX types for bit operations. Changes to accomidate vector.md.
11439 (bdesc_2arg): Ditto.
11440 (bdesc_1arg): Ditto.
11441 (struct builtin_description_predicates): Rewrite predicate
11442 handling so that RTL describes the operation, instead of passing
11443 the instruction to be used as a string argument.
11444 (bdesc_altivec_preds): Ditto.
11445 (altivec_expand_predicate_builtin): Ditto.
11446 (altivec_expand_builtin): Ditto.
11447 (rs6000_expand_ternop_builtin): Use a switch instead of an if
11448 statement for vsldoi support.
11449 (altivec_expand_ld_builtin): Change to use new names from vector.md.
11450 (altivec_expand_st_builtin): Ditto.
11451 (paired_expand_builtin): Whitespace changes.
11452 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
11453 builtin_mode_to_type table for secondary reload. Call
11454 builtin_function_type to build random builtin functions.
11455 (altivec_init_builtins): Change to use builtin_function_type to
11456 create builtin function types dynamically as we need them.
11457 (builtin_hash_function): New support for hashing the tree types
11458 for builtin function as we need it, rather than trying to build
11459 all of the trees that we need. Add initial preliminary VSX support.
11460 (builtin_function_type): Ditto.
11461 (builtin_function_eq): Ditto.
11462 (builtin_hash_struct): Ditto.
11463 (rs6000_init_builtins): Ditto.
11464 (rs6000_common_init_builtins): Ditto.
11465 (altivec_init_builtins): Ditto.
11466 (rs6000_common_init_builtins): Ditto.
11467 (enum reload_reg_type): New enum for simplifing reg classes.
11468 (rs6000_reload_register_type): Simplify register classes into GPR,
11469 Vector, and other registers. Altivec and VSX addresses in reload.
11470 (rs6000_secondary_reload_inner): Ditto.
11471 (rs6000_ira_cover_classes): New target hook, that returns the
11472 appropriate cover classes, based on -mvsx being used or not.
11473 (rs6000_secondary_reload_class): Add VSX support.
11474 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
11475 (get_vsel_insn): Ditto.
11476 (rs6000_emit_vector_compare): Rewrite vector conditional support
11477 so that where we can, we use RTL operators, instead of blindly use
11479 (rs6000_emit_vector_select): Ditto.
11480 (rs6000_emit_vector_cond_expr): Ditto.
11481 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
11482 (create_TOC_reference): Add -mdebug=addr support.
11483 (emit_frame_save): VSX loads/stores need register indexed addressing.
11485 * config/rs6000/rs6000.md: Include vector.md.
11487 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
11489 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11490 support for V2DI, V2DF in logical, permute, select operations.
11492 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
11493 switch for vsx/power7.
11494 (-mvsx-scalar-memory): Ditto.
11495 (-mvsx-align-128): Ditto.
11496 (-mallow-movmisalign): Ditto.
11497 (-mallow-df-permute): Ditto.
11498 (-msched-groups): Ditto.
11499 (-malways-hint): Ditto.
11500 (-malign-branch-targets): Ditto.
11502 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
11504 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
11505 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
11506 (rs6000_vector_reg_class): Delete.
11507 (rs6000_vsx_reg_class): Ditto.
11508 (enum rs6000_reg_class_enum): New enum for the constraints that
11509 vary based on target switches.
11510 (rs6000_constraints): New array to hold the register class for all
11511 of the register constraints that vary based on the switches used.
11512 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
11513 (enum rs6000_builtins): Add unsigned varients for the builtin
11514 declarations returned by target hooks for expanding multiplies,
11515 select, and permute operations. Add VSX builtins.
11516 (enum rs6000_builtin_type_index): Add entries for VSX.
11517 (V2DI_type_node): Ditto.
11518 (V2DF_type_node): Ditto.
11519 (unsigned_V2DI_type_node): Ditto.
11520 (bool_long_type_node): Ditto.
11521 (intDI_type_internal_node): Ditto.
11522 (uintDI_type_internal_node): Ditto.
11523 (double_type_internal_node): Ditto.
11525 * config/rs6000/altivec.md (whole file): Move all expanders to
11526 vector.md from altivec.md. Rename insn matching functions to be
11528 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
11529 (altivec_vcmp*): Ditto.
11530 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
11531 (VM): New iterator for moves that includes the VSX types.
11532 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
11533 (altivec_vperm_<mode>_uns): New, for unsigned types.
11534 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
11535 (altivec_eq<mode>): Ditto.
11536 (altivec_gt<mode>): Ditto.
11537 (altivec_gtu<mode>): Ditto.
11538 (altivec_eqv4sf): Ditto.
11539 (altivec_gev4sf): Ditto.
11540 (altivec_gtv4sf): Ditto.
11541 (altivec_vcmpbfp_p): Ditto.
11543 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
11545 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
11548 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
11551 * config/i386/i386.c (output_387_ffreep): Rewrite to use
11552 ASM_SHORT instead of .word.
11553 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
11554 instead of .word in asm template.
11556 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
11559 * ira-lives.c (bb_has_abnormal_call_pred): New function.
11560 (process_bb_node_lives): Use it.
11562 * ira.c (setup_cover_and_important_classes): Don't setup
11563 ira_important_class_nums. Add cover classes to the end of
11565 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
11567 (find_reg_class_closure): Use reorder_important_classes.
11569 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
11571 * config/i386/i386.c (i386_ira_cover_classes): New function.
11572 (TARGET_IRA_COVER_CLASSES): Redefine.
11574 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
11575 importance of order of cover classes in the array.
11577 2009-07-22 Diego Novillo <dnovillo@google.com>
11579 * tree-pass.h (TDF_EH): Define.
11580 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
11581 contains TDF_EH, print the EH region number holding GS.
11582 * tree-dump.c (dump_options): Add "eh".
11583 * doc/invoke.texi: Document it.
11585 2009-07-22 Doug Kwan <dougkwan@google.com>
11587 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
11589 2009-07-22 Michael Matz <matz@suse.de>
11591 PR tree-optimization/35229
11592 PR tree-optimization/39300
11594 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
11595 (inhibit_phi_insertion): New function.
11596 (insert_into_preds_of_block): Call it for REFERENCEs.
11597 (init_pre): Initialize and finalize scalar evolutions.
11598 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
11600 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
11602 * config/i386/predicates.md (zero_extended_scalar_load_operand):
11603 Use CONST_VECTOR_NUNITS to determine number of elements.
11605 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
11607 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
11608 (U, W): Constraints are now deprecated and will be removed if we
11609 run out of letters.
11610 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
11612 ("prefetch"): Add the stcmh instruction for prefetching.
11613 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
11615 (s390_short_displacement): Return always true if compiling for
11616 machines not providing the long displacement facility.
11617 (s390_mem_constraint): Support the new constraint letter Z.
11618 (s390_check_qrst_address): New function.
11620 2009-07-21 DJ Delorie <dj@redhat.com>
11622 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
11625 2009-07-21 Jason Merrill <jason@redhat.com>
11627 * c-common.c (max_tinst_depth): Increase default to 1024.
11629 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
11631 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
11632 (vec_unpacku_float_lo_v4si): Ditto.
11634 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
11637 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
11638 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
11639 (builtin_description): Add __builtin_ia32_cvtudq2ps.
11640 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
11642 2009-07-21 Jakub Jelinek <jakub@redhat.com>
11644 PR tree-optimization/40813
11645 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
11648 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
11650 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
11651 with a NOP_EXPR if needed.
11653 2009-07-21 Paul Brook <paul@codesourcery.com>
11655 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
11656 Terminate debug dump with newline.
11658 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11660 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
11661 Cast "1" to unsigned HOST_WIDE_INT.
11662 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
11663 deposit length to the maximum length - lsb. Extend length if
11664 HOST_BITS_PER_WIDE_INT is 32.
11666 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
11668 * cgraph.h (constant_pool_htab): New function.
11669 (constant_descriptor_tree): Move from varasm.c.
11670 * varasm.c (constant_pool_htab): New function.
11671 (constant_descriptor_tree): Move to cgraph.h.
11673 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
11675 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
11677 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
11679 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
11682 2009-07-20 Xinliang David Li <davidxl@google.com>
11684 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
11686 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
11688 * config/mips/mips.md (move_type): Add arith.
11689 (type): Handle arith.
11690 (zero_extendsidi2): Rename this into ...
11691 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
11692 (zero_extendsidi2): New expander.
11693 (*zero_extendsidi2_dext): New pattern.
11695 2009-07-20 Nick Clifton <nickc@redhat.com>
11697 * config.gcc (mips64-*-*): Add definition of tm_defines in order
11698 to set MIPS_ABI_DEFAULT.
11699 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
11701 2009-07-20 Jakub Jelinek <jakub@redhat.com>
11703 * tree-object-size.c (addr_object_size): Handle unions with
11704 array in it as last field of structs in __bos (, 1) as __bos (, 0).
11706 PR tree-optimization/40792
11707 * tree.c (build_function_type_skip_args): Remove bogus assert.
11709 2009-07-20 Jan Hubicka <jh@suse.cz>
11710 Martin Jambor <mjambor@suse.cz>
11712 * cgraph.h (combined_args_to_skip): New field.
11713 * cgraph.c (cgraph_create_virtual_clone): Properly handle
11714 combined_args_to_skip and args_to_skip.
11715 * tree-inline.c (update_clone_info): New function.
11716 (tree_function_versioning): Call update_clone_info.
11717 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
11719 (cgraph_materialize_all_clones): More extensive dumping, working
11720 with combined_args_to_skip rather than args_to_skip.
11722 2009-07-20 Ira Rosen <irar@il.ibm.com>
11724 * tree-vectorizer.h (vectorizable_condition): Add parameters.
11725 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
11726 (get_initial_def_for_reduction): Likewise.
11727 (vectorizable_reduction): Skip the check of first operand in case
11728 of COND_EXPR. Add check that it is outer loop vectorization if
11729 nested cycle was detected. Call vectorizable_condition() for
11730 COND_EXPR. If reduction epilogue cannot be created do not fail for
11731 nested cycles (if it is not double reduction). Assert that there
11732 is only one type in the loop in case of COND_EXPR. Call
11733 vectorizable_condition() to vectorize COND_EXPR.
11734 * tree-vect-stmts.c (vectorizable_condition): Update comment.
11735 Add parameters. Allow nested cycles if called from
11736 vectorizable_reduction(). Use reduction vector variable if provided.
11737 (vect_analyze_stmt): Call vectorizable_reduction() before
11738 vectorizable_condition().
11739 (vect_transform_stmt): Update call to vectorizable_condition().
11741 2009-07-20 Christian Bruel <christian.bruel@st.com>
11743 * config/sh/sh.opt (-mfmovd): Resurrect and document.
11744 * doc/invoke.texi (-mfmovd): Likewise.
11745 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
11747 2009-07-20 Jan Hubicka <jh@suse.cz>
11749 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
11750 when handling SSA name.
11752 2009-07-19 Jan Hubicka <jh@suse.cz>
11754 PR tree-optimization/40676
11755 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
11756 virtual PHIs in empty BBs.
11758 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11760 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
11761 re-expanded the compound use gen_lowpart instead to convert to the
11764 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11766 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
11767 OUTER_CONST arguments.
11768 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
11769 the new wider mode will be masked off.
11770 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
11772 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11774 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
11775 high-order bits are zero.
11777 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11779 * combine.c (simplify_shift_const_1): Split code to determine
11780 shift_mode into ...
11781 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
11782 new bits shifted in are identical to the old sign bit.
11784 2009-07-18 Richard Guenther <rguenther@suse.de>
11787 * gimplify.c (gimplify_call_expr): Reject code using results from
11788 functions returning void.
11790 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
11792 * doc/md.texi: Document the new PowerPC "es" constraint.
11793 Document that "m" can include automodified addresses on this target,
11794 and explain how %U must be used. Extend the "Q" and "Z" documentation
11795 to suggest "es" as well as "m".
11796 * config/rs6000/constraints.md (es): New memory constraint.
11797 (Q, Z): Update strings to match new documentation.
11799 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
11801 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
11802 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
11803 * config/rs6000/predicates.md (volatile_mem_operand): Use
11804 offsettable_nonstrict_memref_p.
11805 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
11806 (*floatunssidf2_internal): Likewise.
11807 (*fix_truncdfsi2_internal): Likewise.
11808 (*fix_trunctfsi2_internal): Likewise.
11810 2009-07-17 Anatoly Sokolov <aesok@post.ru>
11812 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
11813 atmega32u2 devices.
11814 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11816 2009-07-17 Richard Guenther <rguenther@suse.de>
11819 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
11820 (pass_warn_unused_result): Likewise.
11821 (TODO_set_props): Remove.
11822 * omp-low.c (diagnose_omp_structured_block_errors): Change to
11824 (pass_diagnose_omp_blocks): Define.
11825 * c-decl.c (pop_file_scope): Do not finalize the CU here.
11826 (c_gimple_diagnostics_recursively): Remove.
11827 (finish_function): Do not call it.
11828 (c_write_global_declarations): Continue after errors.
11829 Finalize the CU here.
11830 * c-gimplify.c (c_genericize): Do not gimplify here.
11831 * c-common.c (c_warn_unused_result): Move ...
11832 * tree-cfg.c (do_warn_unused_result): ... here.
11833 (run_warn_unused_result): New function.
11834 (gate_warn_unused_result): New function.
11835 (pass_warn_unused_result): New pass.
11836 * c-common.h (c_warn_unused_result): Remove.
11837 * flags.h (flag_warn_unused_result): Declare.
11838 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
11839 * opts.c (flag_warn_unused_result): Initialize to false.
11840 * toplev.c (compile_file): Add comment.
11841 * omp-low.c (create_omp_child_function): Do not register
11842 the function with the frontend.
11843 (diagnose_omp_structured_block_errors): Prepare to be
11844 called as optimization pass.
11845 (gate_diagnose_omp_blocks): New function.
11846 (pass_diagnose_omp_blocks): New pass.
11847 * cgraph.h (cgraph_optimize): Remove.
11848 (cgraph_analyze_function): Likewise.
11849 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
11850 * cgraphunit.c (cgraph_lower_function): Lower nested functions
11851 before their parents here.
11852 (cgraph_finalize_function): Not here.
11853 (cgraph_analyze_function): Gimplify functions here.
11854 (cgraph_finalize_compilation_unit): Continue after errors.
11855 Optimize the callgraph from here.
11856 (cgraph_optimize): Make static.
11857 * langhooks.c (write_global_declarations): Finalize the CU.
11858 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
11859 (gimplify_function_tree): Assert we gimplify only once.
11860 Set PROP_gimple_any property.
11861 * tree-nested.c (gimplify_all_functions): New function.
11862 (lower_nested_functions): Gimplify all nested functions.
11863 * gimple.h (diagnose_omp_structured_block_errors): Remove.
11864 * passes.c (init_optimization_passes): Add pass_warn_unused_result
11865 and pass_diagnose_omp_blocks after gimplification. Do not
11866 set TODO_set_props on all_lowering_passes.
11867 (execute_one_pass): Do not handle TODO_set_props.
11868 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
11869 (gimplify.o): Add tree-pass.h dependency.
11870 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
11871 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
11872 (unsave_r): Likewise.
11873 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
11874 temporary variable.
11876 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
11878 * doc/service.texi (Service): Restore previously removed link,
11879 which isn't broken after all.
11881 2009-07-17 Richard Guenther <rguenther@suse.de>
11883 PR tree-optimization/40321
11884 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
11885 PHI nodes to the maximal set.
11886 (make_values_for_phi): Add PHI arguments to the maximal set.
11887 (execute_pre): Dump PHI_GEN and the maximal set.
11889 2009-07-17 Jakub Jelinek <jakub@redhat.com>
11892 * gimplify.c (gimplify_conversion): Don't change non-conversions into
11895 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
11897 * doc/extend.texi (Nested Functions): Replace broken link with
11899 * doc/service.texi (Service): Remove broken link.
11901 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
11904 * builtins.c (expand_builtin_memcmp): Use loc instead of
11905 EXPR_LOCATION (exp).
11906 (expand_builtin_strncmp): Likewise.
11908 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
11909 Manuel López-Ibáñez <manu@gcc.gnu.org>
11912 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
11913 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
11914 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
11915 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
11916 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
11917 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
11918 tree-inline.c, c-common.c, c-common.h, gimple.c,
11919 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
11920 convert.c: Add location argument to fold_{unary,binary,ternary},
11921 fold_build[123], build_call_expr, build_size_arg,
11922 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
11923 fold_build1_initializer, fold_build2_initializer,
11924 fold_build3_initializer, fold_build_call_array,
11925 fold_build_call_array_initializer, fold_single_bit_test,
11926 omit_one_operand, omit_two_operands, invert_truthvalue,
11927 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
11928 combine_comparisons, fold_builtin_*, fold_call_expr,
11929 build_range_check, maybe_fold_offset_to_address, round_up,
11932 2009-07-16 Jason Merrill <jason@redhat.com>
11935 * c-common.c (c_common_reswords): Add __is_standard_layout
11937 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
11938 * doc/implement-cxx.texi: New.
11939 * doc/gcc.texi: Include it.
11941 2009-07-16 DJ Delorie <dj@redhat.com>
11943 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
11944 compares that may be indirectly affected by previous instructions.
11946 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11948 * builtins.c (do_mpc_arg2): New.
11949 (fold_builtin_2): Fold builtin cpow.
11950 * real.h (HAVE_mpc_pow): New.
11952 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
11954 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
11955 comparison to skip unprofitable schedule
11957 2009-07-16 Simon Baldwin <simonb@google.com>
11959 * gcc.c (option_map): New flag -no-canonical-prefixes.
11960 * (display_help): Print help text for new flag.
11961 * (process_command): Move options translation and language specifics
11962 and handle new flag early. Use it to set a function pointer to a
11963 prefix builder. Replace make_relative_prefix calls with calls to
11964 the function pointed to. Ignore new flag in regular options handling.
11965 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
11967 2009-07-15 DJ Delorie <dj@redhat.com>
11969 * config/mep/mep.md (sibcall_internal): Change register to avoid
11970 argument registers.
11971 (sibcall_value_internal): Likewise.
11973 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
11975 PR rtl-optimization/40710
11976 * resource.c (mark_target_live_regs): Reset DF problem to LR.
11978 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
11980 * config/mips/mips.md (*extenddi_truncate<mode>,
11981 *extendsi_truncate<mode>): Change type attribute to move_type
11982 with shift_shift. Split out code handling exts from here ...
11983 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
11985 (*extendhi_truncateqi): Change type attribute to move_type with
11986 shift_shift. Split out code handling exts from here ...
11987 (*extendhi_truncateqi_exts): ... to this new pattern.
11989 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
11991 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
11992 instead of "and" with inverted sign bit mask value. Use
11993 "nonimmediate_operand" for operand 1 and operand 2 predicate.
11994 Allocate registers only for operand 4 and operand 5.
11996 2009-07-15 Jakub Jelinek <jakub@redhat.com>
11998 PR middle-end/40747
11999 * fold-const.c (fold_cond_expr_with_comparison): When folding
12000 < and <= to MIN, make sure the MIN uses the same type as the
12001 comparison's operands.
12003 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
12005 * arm.md (ior_xor): New code iterator.
12006 (split for ior/xor with shift and zero-extend): New split pattern.
12007 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
12009 2009-07-15 Richard Guenther <rguenther@suse.de>
12011 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
12014 2009-07-15 Richard Guenther <rguenther@suse.de>
12016 PR middle-end/40753
12017 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
12019 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12021 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
12022 handle 2.6.30 kernel.
12024 2009-07-15 DJ Delorie <dj@redhat.com>
12026 * config/mep/mep.md (sibcall_internal): Change register to allow
12027 for 24-bit addresses.
12028 (sibcall_value_internal): Likewise.
12030 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
12032 * doc/invoke.texi: Added descriptions of the scheduling heuristics
12033 that are enabled/disabled by the flags introduced by a previous patch.
12035 2009-07-14 DJ Delorie <dj@redhat.com>
12037 * config/mep/mep.md (sibcall_internal): Include non-toggling
12039 (sibcall_value_internal): Likewise.
12041 2009-07-14 Taras Glek <tglek@mozilla.com>
12042 Rafael Espindola <espindola@google.com>
12044 * doc/sourcebuild.texi: Document install-plugin target.
12045 * configure.ac: Added install-plugin target to language makefiles.
12046 * configure: Regenerate.
12047 * Makefile.in (install-plugin): Install more headers,
12048 depend on lang.install-plugin.
12050 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12052 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
12055 2009-07-14 DJ Delorie <dj@redhat.com>
12057 * config/mep/mep.c (mep_vliw_jmp_match): New function.
12058 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
12059 * config/mep/mep.md (sibcall_internal): Change test from
12060 mep_vliw_mode_match to mep_vliw_jmp_match.
12061 (sibcall_value_internal): Likewise.
12063 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
12065 * config/i386/sse.md (copysign<mode>3): New expander.
12066 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
12067 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
12068 Use ix86_build_const_vector.
12069 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
12070 IX86_BUILTIN_CPYSGNPD.
12071 (builtin_description): Add __builtin_ia32_copysignps and
12072 __builtin_ia32_copysignpd.
12073 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
12074 and BUILT_IN_COPYSIGNF.
12076 2009-07-13 Jason Merrill <jason@redhat.com>
12078 * builtins.c (can_trust_pointer_alignment): New fn.
12079 (get_pointer_alignment): Factor it out from here.
12080 * tree.h: Declare it.
12082 2009-07-14 David Edelsohn <edelsohn@gnu.org>
12084 * config/rs6000/predicates.md (offsettable_mem_operand): Test
12087 2009-07-14 Dodji Seketeli <dodji@redhat.com>
12091 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
12093 2009-07-14 Richard Guenther <rguenther@suse.de>
12094 Andrey Belevantsev <abel@ispras.ru>
12096 PR middle-end/40745
12097 * cfgexpand.c (partition_stack_vars): Do not bother to update
12098 alias information when not optimizing.
12100 2009-07-14 Richard Guenther <rguenther@suse.de>
12101 Andrey Belevantsev <abel@ispras.ru>
12103 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
12104 (pt_solution_set): Likewise.
12105 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
12106 * tree-ssa-structalias.c (pt_solution_set): New function.
12107 * final.c (rest_of_clean_state): Free SSA data structures.
12108 * print-rtl.c (print_decl_name): Remove.
12109 (print_mem_expr): Implement in terms of print_generic_expr.
12110 * alias.c (ao_ref_from_mem): New function.
12111 (rtx_refs_may_alias_p): Likewise.
12112 (true_dependence): Query alias-export info.
12113 (canon_true_dependence): Likewise.
12114 (write_dependence_p): Likewise.
12115 * tree-dfa.c (get_ref_base_and_extent): For void types leave
12117 * emit-rtl.c (component_ref_for_mem_expr): Remove.
12118 (mem_expr_equal_p): Use operand_equal_p.
12119 (set_mem_attributes_minus_bitpos): Do not use
12120 component_ref_for_mem_expr.
12121 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
12122 (update_alias_info_with_stack_vars): Likewise.
12123 (partition_stack_vars): Call update_alias_info_with_stack_vars.
12124 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
12125 explicitly nor clear stmt operands.
12126 Free the decl-to-pointer map.
12127 * tree-optimize.c (execute_free_datastructures): Do not free
12128 SSA data structures here.
12129 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
12130 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
12131 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
12133 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
12135 2009-07-13 DJ Delorie <dj@redhat.com>
12137 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
12138 unrolling at the right iteration count.
12140 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
12143 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12145 * haifa-sched.c (rank_for_schedule): Introduced flags to
12146 enable/disable individual scheduling heuristics.
12147 * common.opt: Introduced flags to enable/disable individual
12148 heuristics in the scheduler.
12149 * doc/invoke.texi: Introduced flags to enable/disable individual
12150 heuristics in the scheduler.
12152 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
12154 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
12155 config/i386/mingw-tls.c.
12156 * config/i386/mingw-tls.c: Removed.
12158 2009-07-13 Ira Rosen <irar@il.ibm.com>
12160 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
12161 checks access only relevant statements.
12162 (vectorizable_reduction): Likewise.
12164 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
12166 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
12167 just for 32-bit case.
12169 2009-07-12 Jan Hubicka <jh@suse.cz>
12171 PR tree-optimization/40585
12172 * except.c (expand_resx_expr): When there already is resume
12173 instruction, produce linked list.
12174 (build_post_landing_pads): Assert that resume is empty.
12175 (connect_post_landing_pads): Handle resume lists.
12176 (dump_eh_tree): Dump resume list.
12178 2009-07-12 Ira Rosen <irar@il.ibm.com>
12180 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12181 with additional argument.
12182 * tree-vectorizer.h (enum vect_def_type): Add
12183 vect_double_reduction_def.
12184 (vect_is_simple_reduction): Add argument.
12185 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
12187 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
12188 vect_is_simple_reduction with additional argument.
12189 (vect_analyze_loop_operations): Handle exit phi nodes in case of
12191 (reduction_code_for_scalar_code): Handle additional codes by
12192 returning ERROR_MARK for them. Fix comment and indentation.
12193 (vect_is_simple_reduction): Fix comment, add argument to specify
12194 double reduction. Detect double reduction.
12195 (get_initial_def_for_induction): Fix indentation.
12196 (get_initial_def_for_reduction): Fix comment and indentation.
12197 Handle double reduction. Create initial definitions that do not
12198 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
12199 (vect_create_epilog_for_reduction): Fix comment, add argument to
12200 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
12201 epilogue result extraction. Create double reduction phi node and
12202 replace relevant uses.
12203 (vectorizable_reduction): Call vect_is_simple_reduction with
12204 additional argument. Fix indentation. Update epilogue code treatment
12205 according to the changes in reduction_code_for_scalar_code. Check
12206 for double reduction. Call vect_create_epilog_for_reduction with
12207 additional argument.
12208 * tree-vect-stmts.c (process_use): Handle double reduction, update
12210 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
12211 (vect_get_vec_def_for_operand): Likewise.
12213 2009-07-12 Danny Smith <dansmister@gmail.com>
12215 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
12216 dllexport if !TREE_PUBLIC.
12217 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
12219 2009-07-11 Anatoly Sokolov <aesok@post.ru>
12221 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
12222 (avr_extra_arch_macro) Remove declatation.
12223 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
12224 (avr_extra_arch_macro) Declare as static.
12225 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
12227 2009-07-11 Jan Hubicka <jh@suse.cz>
12229 PR middle-end/48388
12230 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
12232 2009-07-11 Jakub Jelinek <jakub@redhat.com>
12235 * dwarf2out.c (dw_fde_struct): Add in_std_section and
12236 cold_in_std_section bits.
12237 (dwarf2out_begin_prologue): Initialize them.
12238 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
12239 if already covered by text_section or cold_text_section range.
12241 PR rtl-optimization/40667
12242 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
12243 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
12244 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
12245 * config/i386/i386.c (ix86_minimum_alignment): New function.
12246 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
12247 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
12248 * emit-rtl.c (gen_reg_rtx): Likewise.
12249 * function.c (assign_parms): Likewise. If nominal_type needs
12250 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
12251 rather than passed_type's alignment.
12254 * function.c (assign_parm_setup_stack): Adjust
12255 MEM_OFFSET (data->stack_parm) if promoted_mode is different
12256 from nominal_mode on big endian.
12258 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
12260 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
12262 2009-07-10 DJ Delorie <dj@redhat.com>
12264 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
12266 2009-07-10 Mark Mitchell <mark@codesourcery.com>
12268 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
12270 (thumb2_cbnz): Likewise.
12272 2009-07-10 David Daney <ddaney@caviumnetworks.com>
12275 * config.gcc (supported_defaults): Add synci.
12276 (with_synci): Add validation.
12277 (all_defaults): Add synci.
12278 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
12281 * config/mips/mips.opt (msynci): New option.
12282 * config/mips/mips.c (mips_override_options): Warn on use of
12283 -msynci for targets that do now support it.
12284 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
12286 * gcc/doc/invoke.texi (-msynci): Document the new option.
12287 * doc/install.texi (--with-synci): Document the new option.
12289 2009-07-10 Richard Guenther <rguenther@suse.de>
12291 PR tree-optimization/40496
12292 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
12293 the PHI result with a compatible type.
12295 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
12299 * c.opt (Wunused-result): New.
12300 * doc/invoke.texi: Document it.
12301 * c-common.c (c_warn_unused_result): Use it.
12303 2009-07-09 DJ Delorie <dj@redhat.com>
12305 * targhooks.c (default_target_can_inline_p): Rename from
12306 default_target_option_can_inline_p.
12307 * targhooks.h (default_target_can_inline_p): Likewise.
12308 * target-def.h (TARGET_CAN_INLINE_P): Rename from
12309 TARGET_OPTION_CAN_INLINE_P.
12310 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
12311 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
12312 (mep_target_can_inline_p): Rename from
12313 mep_target_option_can_inline_p.
12316 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
12317 registers used to pass vectors.
12319 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
12321 2009-07-09 Tom Tromey <tromey@redhat.com>
12323 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
12324 * config/mmix/mmix.c: Include dwarf2.h.
12325 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
12326 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
12327 * config/sh/sh.c: Include dwarf2.h.
12328 * config/i386/i386.c: Include dwarf2.h.
12329 * Makefile.in (DWARF2_H): Remove 'elf'.
12330 * except.c: Include dwarf2.h.
12331 * unwind-dw2.c: Include dwarf2.h.
12332 * dwarf2out.c: Include dwarf2.h.
12333 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
12334 * unwind-dw2-fde.c: Include dwarf2.h.
12335 * dwarf2asm.c: Include dwarf2.h.
12337 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12339 * haifa-sched.c (insn_finishes_cycle_p): New static function.
12340 (max_issue): Use it.
12341 * sched-int.h (struct sched_info: insn_finishes_block_p): New
12343 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
12344 (region_sched_info): Update.
12345 * sched-ebb.c (ebb_sched_info): Update.
12346 * modulo-sched.c (sms_sched_info): Update.
12347 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
12349 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12351 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
12353 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
12355 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
12357 2009-07-09 Jakub Jelinek <jakub@redhat.com>
12359 PR middle-end/40692
12360 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
12361 arg1 with arg01 if arg1 is already INTEGER_CST.
12363 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
12365 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
12366 Transform (and (truncate)) into (truncate (and)).
12368 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
12370 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
12371 creating LHS paradoxical subregs. Fix surrounding returns to
12372 use NULL_RTX rather than 0.
12374 2009-07-08 DJ Delorie <dj@redhat.com>
12376 * config/mep/mep.c (mep_option_can_inline_p): New.
12377 (TARGET_OPTION_CAN_INLINE_P): Define.
12379 2009-07-08 Mark Wielaard <mjw@redhat.com>
12382 * dwarf2out.c (add_data_member_location_attribute): When we have
12383 only a constant offset don't emit a new location description using
12384 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
12387 2009-07-08 Richard Henderson <rth@redhat.com>
12390 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
12391 (enum reg_class): Add CLOBBERED_REGS.
12392 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
12393 * config/i386/i386.c (ix86_conditional_register_usage): Moved
12394 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
12395 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
12396 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
12397 force 64-bit sibcalls into R11.
12398 * config/i386/constraints.md (U): New constraint.
12399 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
12400 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
12401 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
12403 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
12405 * basic-block.h (dump_regset, debug_regset): Remove duplicate
12407 * c-objc-common.h (c_initialize_diagnostics): Ditto.
12408 * ebitmap.h (dump_ebitmap): Ditto.
12409 * optabs.h (optab_libfunc): Ditto.
12410 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
12411 * tree-flow.h (vect_can_force_dr_alignment_p,
12412 get_vectype_for_scalar_type): Ditto.
12413 (vectorize_loops): Move prototype to ...
12414 * tree-vectorizer.h: ... here. Also, adjust comment.
12415 (vect_set_verbosity_level): Remove duplicate prototype.
12416 * tree-ssa-loop.c: Include tree-vectorizer.h.
12417 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
12419 2009-07-08 Nick Clifton <nickc@redhat.com>
12421 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
12424 2009-07-08 DJ Delorie <dj@redhat.com>
12426 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
12427 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
12428 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
12430 * config/mep/intrinsics.md: Regenerated.
12431 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
12432 registers when asm() or calls are detected.
12434 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
12437 * gimplify.c (gimplify_expr): Propagate no_warning flag when
12439 * gimple (gimple_build_call_from_tree): Likewise.
12440 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
12441 no_warning flag before warning.
12443 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12445 * tree.c (set_expr_locus): Remove.
12446 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
12447 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
12449 * gimplify.c (internal_get_tmp_var): Likewise.
12450 (gimplify_call_expr): Likewise.
12451 (gimplify_one_sizepos): Likewise.
12453 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
12456 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
12457 to variables for debugging purposes.
12459 2009-06-23 Mark Loeser <mark@halcy0n.com>
12462 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
12464 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12466 * pretty-print.c (pp_base_format): Remove %J.
12467 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
12468 gcc_cxxdiag_char_table): Likewise.
12469 (init_dynamic_diag_info): Likewise.
12471 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12473 * pretty-print.c (pp_base_format): Remove %H.
12474 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
12475 gcc_cxxdiag_char_table): Likewise.
12476 (init_dynamic_diag_info): Likewise.
12477 * config/mep/mep.c (mep_select_section): Likewise.
12479 2009-07-07 Duncan Sands <baldrick@free.fr>
12481 * final.c (pass_clean_state): Give the pass a name.
12482 * passes.c (pass_rest_of_compilation): Likewise.
12483 * tree-optimize.c (pass_all_optimizations): Likewise.
12485 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
12487 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
12488 an extra 'decl' for error_at.
12490 2009-07-07 Jakub Jelinek <jakub@redhat.com>
12492 PR middle-end/40669
12493 * tree-tailcall.c (adjust_return_value_with_ops,
12494 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
12495 if it has complex or vector type.
12497 2009-07-07 Olivier Hainque <hainque@adacore.com>
12499 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
12502 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
12504 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
12506 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12508 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
12509 * c-decl.c: Likewise.
12510 * function.c: Likewise.
12511 * varasm.c: Likewise.
12512 * tree-ssa.c: Likewise.
12513 * c-common.c: Likewise.
12514 * tree-cfg.c: Likewise.
12515 * config/spu/spu.c: Likewise.
12516 * config/ia64/ia64.c: Likewise.
12517 * config/v850/v850.c: Likewise.
12519 2009-07-06 DJ Delorie <dj@redhat.com>
12521 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
12522 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
12523 unspecified accesses to control registers.
12524 * config/mep/intrinsics.md: Regenerate.
12525 * config/mep/intrinsics.h: Regenerate.
12526 * config/mep/mep-intrin.h: Regenerate.
12528 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12530 * c-lex.c: Replace %H by an explicit location. Update all calls.
12531 * c-common.c: Likewise.
12532 * c-decl.c: Likewise.
12533 * c-typeck.c: Likewise.
12534 * fold-const.c: Likewise.
12535 * gimplify.c: Likewise.
12536 * stmt.c: Likewise.
12537 * tree-cfg.c: Likewise.
12538 * tree-ssa-loop-niter.c: Likewise.
12539 * tree-vrp.c: Likewise.
12540 * value-prof.c: Likewise.
12542 2009-07-06 Diego Novillo <dnovillo@google.com>
12544 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
12545 if it has one. Handle cases where VAR does not have an
12546 annotation or cfun is NULL.
12548 2009-07-06 Diego Novillo <dnovillo@google.com>
12550 * tree.c: Include debug.h.
12551 (initialize_tree_contains_struct): New.
12552 (init_ttree): Call it.
12553 (tree_node_structure_for_code): Factor out of ...
12554 (tree_node_structure): ... here.
12555 * treestruct.def (TS_PHI_NODE): Remove.
12556 (TS_GIMPLE_STATEMENT): Remove.
12558 2009-07-06 Diego Novillo <dnovillo@google.com>
12560 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
12561 (debug_tree_chain): Handle cycles.
12563 2009-07-06 Nick Clifton <nickc@redhat.com>
12564 DJ Delorie <dj@redhat.com>
12566 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
12567 __FMOVD_ENABLED__ is defined.
12569 (TARGET_FMOVD): Provide a default definition.
12570 (MASK_FMOVD): Likewise.
12571 (TARGET_CPU_CPP_BUILTINS): Define
12572 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
12573 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
12574 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
12575 (split for DF load from memory into register): Also handle
12576 MEMs which consist of REG+DISP addressing.
12577 (split for DF store from register to memory): Likewise.
12578 (movsf_ie): Always use single fp_mode.
12579 * config/sh/sh.c (sh_override_options): Do not automatically
12580 enable TARGET_MOVD for the SH2A when supporting doubles - leave
12581 that to the -mfmovd command line switch.
12582 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
12583 (fldi_ok): Always allow.
12584 * config/sh/sh.opt (mfmovd): Remove this switch.
12585 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
12587 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
12588 Kaz Kojima <kkojima@gcc.gnu.org>
12590 PR rtl-optimization/30807
12591 * postreload.c (reload_combine): For every new use of REG_SUM,
12592 record the use of BASE.
12594 2009-07-06 Jan Hubicka <jh@suse.cz>
12596 * params.def: Revert my accidental commit at 2009-06-30.
12598 2009-07-04 Ian Lance Taylor <iant@google.com>
12601 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
12603 (mingw_format_attribute_overrides): Likewise.
12605 2009-07-04 Jakub Jelinek <jakub@redhat.com>
12608 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
12609 don't check cfa.reg. Instead of cfa.indirect use
12610 fde && fde->drap_reg != INVALID_REGNUM test.
12612 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
12614 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
12616 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
12619 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
12621 2009-07-03 Richard Guenther <rguenther@suse.de>
12623 PR tree-optimization/40640
12624 * tree-switch-conversion.c (build_arrays): Perform arithmetic
12627 2009-07-03 Jan Hubicka <jh@suse.cz>
12629 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
12630 for size, reduce amount of inlining.
12632 2009-07-03 Richard Guenther <rguenther@suse.de>
12634 PR middle-end/34163
12635 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
12636 if t +- x is known to not overflow and the conversion widens the
12638 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
12640 2009-07-03 Jan Hubicka <jh@suse.cz>
12642 * ipa-pure-const.c (analyze): Update loop optimizer init.
12643 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
12644 try_remove_empty_loop, remove_empty_loops): Remove.
12645 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
12646 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
12647 to mark regular loops as neccesary.
12648 (degenerate_phi_p): New function.
12649 (propagate_necessity, remove_dead_phis): Use it.
12650 (forward_edge_to_pdom): Likewise.
12651 (eliminate_unnecessary_stmts): Take care to remove uses of results of
12652 virtual PHI nodes that became unreachable.
12653 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
12654 * tree-flow.h (remove_empty_loops): Remove.
12655 * passes.c (init_optimization_passes): Remove.
12657 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
12659 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
12660 can_create_pseudo_p.
12661 (*fix_trunc<mode>_i387_1): Ditto.
12662 (*floathi<mode>2_1): Ditto.
12663 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
12664 (*fistdi2_1): Ditto.
12665 (*fist<mode>2_1): Ditto.
12666 (frndintxf2_floor): Ditto.
12667 (*fist<mode>2_floor_1): Ditto.
12668 (frndintxf2_ceil): Ditto.
12669 (*fist<mode>2_ceil_1): Ditto.
12670 (frndintxf2_trunc): Ditto.
12671 (frndintxf2_mask_pm): Ditto.
12672 (fxam<mode>2_i387_with_temp): Ditto.
12673 * config/i386/sse.md (mulv16qi3): Ditto.
12674 (*sse2_mulv4si3): Ditto.
12676 (sse4_2_pcmpestr): Ditto.
12677 (sse4_2_pcmpistr): Ditto.
12679 2009-07-03 Jan Hubicka <jh@suse.cz>
12681 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
12682 (mark_stmt_necessary): Set it.
12683 (mark_operand_necessary): Set it.
12684 (mark_control_dependent_edges_necessary): Set it.
12685 (mark_virtual_phi_result_for_renaming): New function.
12686 (get_live_post_dom): New function.
12687 (forward_edge_to_pdom): New function.
12688 (remove_dead_stmt): Fix handling of control dependences.
12689 (tree_dce_init): Init new bitmap.
12690 (tree_dce_done): Free it.
12692 2009-07-02 Richard Guenther <rguenther@suse.de>
12695 * tree-ssa-structalias.c (new_var_info): Initialize
12698 2009-07-02 Jan Hubicka <jh@suse.cz>
12700 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
12703 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
12705 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
12706 instead of recomputing it. Adjust calls.
12707 (emit_store_flag): Adjust recursive calls.
12709 2009-07-02 Richard Guenther <rguenther@suse.de>
12711 * tree-ssa-live.c (remove_unused_locals): Do not remove
12713 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
12714 of DECL_EXTERNAL for HEAP variables.
12715 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
12716 HEAP variables. Do not adjust RESTRICT vars.
12717 (find_what_var_points_to): Nobody cares if something
12718 points to READONLY.
12720 2009-07-02 Ben Elliston <bje@au.ibm.com>
12722 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
12723 pc_low and pc_high declarations to the top of the function.
12725 2009-07-01 DJ Delorie <dj@redhat.com>
12727 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
12728 registers as fixed.
12729 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
12730 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
12731 unspecified accesses to control registers.
12732 * config/mep/intrinsics.md: Regenerate.
12733 * config/mep/intrinsics.h: Regenerate.
12734 * config/mep/mep-intrin.h: Regenerate.
12736 2009-07-01 Anthony Green <green@moxielogic.com>
12738 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
12739 instruction when possible.
12740 (moxie_expand_prologue): Ditto. Also, save an instruction and
12741 some complexity by popping off of $r12 instead of $sp.
12742 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
12745 2009-07-01 Richard Henderson <rth@redhat.com>
12748 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
12749 contained no insns, reposition note before last insn.
12751 2009-07-01 Richard Henderson <rth@redhat.com>
12754 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
12755 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
12757 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
12760 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
12761 darwin9 for printing reg addresses with %y.
12763 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
12765 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
12766 truncation from operands in binary operations.
12768 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
12771 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
12772 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
12773 subreg of op0 to the original op0.
12775 * expmed.c (store_bit_field_1): Use a temporary as the destination
12776 instead of a paradoxical subreg when we need to truncate the result.
12778 2009-07-01 DJ Delorie <dj@redhat.com>
12780 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
12781 names to VLIW variants.
12782 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
12783 * config/mep/intrinsics.md: Regenerate.
12784 * config/mep/intrinsics.h: Regenerate.
12785 * config/mep/mep-intrin.h: Regenerate.
12787 2009-07-01 Jakub Jelinek <jakub@redhat.com>
12790 * jump.c (returnjump_p): Revert last patch.
12791 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
12793 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12796 * pa.md (casesi32p): Use jump table label to determine the offset
12798 (casesi64p): Likewise.
12800 * pa.c (forward_branch_p): Return bool type. Use instruction
12801 addresses when available. Assert that INSN has a jump label.
12802 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
12805 2009-07-01 Richard Guenther <rguenther@suse.de>
12807 PR tree-optimization/19831
12808 * tree-ssa-dce.c (propagate_necessity): Calls to functions
12809 that only act as barriers do not make any previous stores necessary.
12810 * tree-ssa-structalias.c (handle_lhs_call): Delay making
12811 HEAP variables global, do not add a constraint from nonlocal.
12812 (find_func_aliases): Handle escapes through return statements.
12813 (compute_points_to_sets): Make escaped HEAP variables global.
12815 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
12818 * expmed.c (emit_store_flag): Perform a conversion if necessary,
12819 after reducing a DImode cstore to SImode.
12821 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
12823 * expr.c (expand_expr_real_1): Reinstate fallthrough to
12824 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
12826 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
12828 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
12829 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
12831 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
12832 and umod_optab if TARGET_BSD_DIVMOD.
12833 * config/vax/lib1funcs.asm: New file.
12834 * config/vax/t-linux: New file.
12835 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
12837 2009-06-30 Jakub Jelinek <jakub@redhat.com>
12840 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
12841 to type arguments that have void type.
12844 * dwarf2out.c (gen_formal_parameter_die): Call
12845 equate_decl_number_to_die if node is different from origin.
12847 2009-06-30 Anthony Green <green@moxielogic.com>
12849 Clean up moxie port for --enable-build-with-cxx.
12850 * config/moxie/moxie.c (moxie_function_value): First two
12851 parameters are const_tree, not tree.
12852 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
12853 (REG_CLASS_NAMES): Ditto.
12854 (REGNO_REG_CLASS): Ditto.
12855 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
12856 (moxie_function_value): Fix constyness of arguments.
12858 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
12860 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
12861 finalize_size_functions before further processing.
12862 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
12863 (variable_size): Call self_referential_size on size expressions
12864 that contain a PLACEHOLDER_EXPR.
12865 (size_functions): New static variable.
12866 (copy_self_referential_tree_r): New static function.
12867 (self_referential_size): Likewise.
12868 (finalize_size_functions): New global function.
12869 * tree.c: Include tree-inline.h.
12870 (push_without_duplicates): New static function.
12871 (find_placeholder_in_expr): New global function.
12872 (substitute_in_expr) <tcc_declaration>: Return the replacement object
12874 <tcc_expression>: Likewise.
12875 <tcc_vl_exp>: If the replacement object is a constant, try to inline
12876 the call in the expression.
12877 * tree.h (finalize_size_functions): Declare.
12878 (find_placeholder_in_expr): Likewise.
12879 (FIND_PLACEHOLDER_IN_EXPR): New macro.
12880 (substitute_placeholder_in_expr): Update comment.
12881 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
12883 (copy_tree_body_r): Likewise.
12884 (copy_tree_body): New static function.
12885 (maybe_inline_call_in_expr): New global function.
12886 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
12887 (maybe_inline_call_in_expr): Declare.
12888 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
12889 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
12892 2009-06-30 Richard Guenther <rguenther@suse.de>
12894 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
12896 (propagate_necessity): Do not mark reaching defs of stores
12899 2009-06-30 Jan Hubicka <jh@suse.cz>
12901 * cfgloopanal.c (check_irred): Move into ...
12902 (mark_irreducible_loops): ... here; return true if ireducible
12904 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
12905 (analyze_function): Try to prove loop finiteness.
12906 * cfgloop.h (mark_irreducible_loops): Update prototype.
12907 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
12909 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
12911 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
12913 2009-06-30 Ira Rosen <irar@il.ibm.com>
12915 PR tree-optimization/40542
12916 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
12919 2009-06-30 Martin Jambor <mjambor@suse.cz>
12921 PR tree-optimization/40582
12922 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
12923 than useless_type_conversion_p.
12924 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
12927 2009-06-30 Martin Jambor <mjambor@suse.cz>
12929 PR middle-end/40554
12930 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
12932 2009-06-30 Richard Guenther <rguenther@suse.de>
12934 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
12935 use ao_ref references.
12936 (walk_aliased_vdefs): Likewise.
12937 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
12938 * tree-ssa-dce.c (struct ref_data): Remove.
12939 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
12940 (mark_aliased_reaching_defs_necessary): Adjust.
12941 (mark_all_reaching_defs_necessary_1): Likewise.
12943 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
12946 * expmed.c (emit_cstore): New name of emit_store_flag_1.
12947 (emit_store_flag_1): Extract from emit_store_flag, adjust
12948 calls to (what now is) emit_cstore.
12949 (emit_store_flag): Call emit_store_flag_1 and also use it
12950 for what used to be recursive calls.
12952 2009-06-30 Wei Guozhi <carrot@google.com>
12955 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
12956 if the target bb post dominates from bb.
12957 * config/i386/i386.c (memory_address_length): Check existence of base
12958 register before using it.
12960 2009-06-30 Nick Clifton <nickc@redhat.com>
12961 DJ Delorie <dj@redhat.com>
12963 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
12964 __FMOVD_ENABLED__ is defined.
12966 (TARGET_FMOVD): Provide a default definition.
12967 (MASK_FMOVD): Likewise.
12968 (TARGET_CPU_CPP_BUILTINS): Define
12969 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
12970 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
12971 two fmov instructions depending upon whether TARGET_FMOVD is
12973 (split for DF load from memory into register): Also handle
12974 MEMs which consist of REG+DISP addressing.
12975 (split for DF store from register to memory): Likewise.
12976 * config/sh/sh.opt (mfmovd): Remove this switch.
12977 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
12978 * config/sh/sh.c (sh_override_options): Do not automatically
12979 enable TARGET_MOVD for the SH2A when supporting doubles - leave
12980 that to the -mfmovd command line switch.
12982 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
12984 (fldi_ok): Always allow.
12985 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
12987 2009-06-29 DJ Delorie <dj@redhat.com>
12989 * doc/install.texi (mep-x-elf): Correct chip's full name.
12991 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
12993 * doc/extend.texi: Fix typo.
12995 2009-06-29 Tom Tromey <tromey@redhat.com>
12997 * dwarf2.h: Remove.
12998 * Makefile.in (DWARF2_H): New variable.
12999 (except.o): Use it.
13000 (dwarf2out.o): Likewise.
13001 (dwarf2asm.o): Likewise.
13002 * config/i386/t-i386: Use DWARF2_H.
13003 * except.c: Include elf/dwarf2.h.
13004 * unwind-dw2.c: Include elf/dwarf2.h.
13005 * dwarf2out.c: Include elf/dwarf2.h.
13006 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
13007 <dtprel>: New field.
13008 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
13009 (size_of_loc_descr): Likewise.
13010 (output_loc_operands_raw): Likewise.
13011 (output_loc_operands): Handle new dtprel field.
13012 (loc_checksum): Update.
13013 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
13014 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
13015 * unwind-dw2-fde.c: Include elf/dwarf2.h.
13016 * dwarf2asm.c: Include elf/dwarf2.h.
13017 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
13018 * config/mmix/mmix.c: Include elf/dwarf2.h.
13019 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
13020 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
13021 * config/sh/sh.c: Include elf/dwarf2.h.
13022 * config/i386/i386.c: Include elf/dwarf2.h.
13024 2009-06-29 DJ Delorie <dj@redhat.com>
13026 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
13028 * doc/extend.texi: Add MeP attributes and pragmas.
13029 * doc/invoke.text: Add MeP Options.
13030 * doc/contrib.texi: Add MeP contribution.
13031 * doc/md.texi: Add MeP constraints.
13032 * doc/install.texi: Add MeP target.
13034 2009-06-30 Anatoly Sokolov <aesok@post.ru>
13036 * target.h (struct gcc_target): Add frame_pointer_required field.
13037 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
13038 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
13039 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
13041 * reload1.c (update_eliminables): (Ditto.).
13042 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
13043 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
13044 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
13046 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
13048 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
13049 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13050 (arm_frame_pointer_required): New function.
13052 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
13053 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13054 (avr_frame_pointer_required_p): Declare as static.
13055 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
13057 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
13058 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13059 (bfin_frame_pointer_required): Make as static, change return type
13061 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
13063 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
13064 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13065 (cris_frame_pointer_required): New function.
13067 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
13069 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
13070 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13071 (fr30_frame_pointer_required): New function.
13073 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
13074 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13075 (frv_frame_pointer_required): Make as static, change return type
13077 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
13079 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
13080 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13081 (ix86_frame_pointer_required): Make as static, change return type to
13083 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
13085 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
13086 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13088 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
13090 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
13092 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
13094 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
13095 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13096 (mips_frame_pointer_required): Make as static.
13097 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
13099 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
13100 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13101 (mmix_frame_pointer_required): Mew function.
13103 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
13104 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13106 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
13108 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
13110 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
13112 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
13113 (CAN_ELIMINATE): Redefine.
13114 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13115 (sparc_frame_pointer_required): New function.
13116 (sparc_can_eliminate): New function.
13117 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
13119 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
13120 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13122 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
13123 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13124 (xtensa_frame_pointer_required): Make as static, change return type
13126 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
13129 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
13131 * doc/plugins.texi: Document PLUGIN_START_UNIT.
13132 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
13133 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
13134 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
13135 (register_callback): Handle PLUGIN_START_UNIT.
13136 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
13138 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
13140 * tree.c (process_call_operands): Propagate TREE_READONLY from the
13142 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
13143 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
13145 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
13147 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
13150 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
13152 * doc/extend.texi (Additional Floating Types): __float128 is also
13153 supported on i386 targets.
13155 2009-06-29 Richard Guenther <rguenther@suse.de>
13157 PR middle-end/14187
13158 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
13160 (pt_solutions_same_restrict_base): Declare.
13161 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
13163 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
13164 (make_constraint_from, make_copy_constraint): Move earlier.
13165 (make_constraint_from_heapvar): New function.
13166 (make_constraint_from_restrict): Likewise.
13167 (handle_lhs_call): Use it.
13168 (find_func_aliases): Use it to track conversions to restrict
13169 qualified pointers.
13170 (struct fieldoff): Add only_restrict_pointers flag.
13171 (push_fields_onto_fieldstack): Initialize it.
13172 (create_variable_info_for): Track global restrict qualified pointers.
13173 (intra_create_variable_infos): Use make_constraint_from_heapvar.
13174 Track restrict qualified pointer arguments.
13175 (set_uids_in_ptset): Use varinfo is_global_var flag.
13176 (find_what_var_points_to): Set the vars_contains_restrict flag.
13177 Always create the points-to solution for sets including restrict tags.
13178 (pt_solutions_same_restrict_base): New function.
13179 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
13180 qualified pointers use pt_solutions_same_restrict_base as
13181 additional source for disambiguation.
13183 2009-06-29 Richard Guenther <rguenther@suse.de>
13185 PR middle-end/38212
13186 * alias.c (find_base_decl): Remove.
13187 (get_deref_alias_set_1): Remove restrict handling.
13188 * c-common.c (c_apply_type_quals_to_decl): Do not set
13189 DECL_POINTER_ALIAS_SET.
13190 * gimplify.c (find_single_pointer_decl_1): Remove.
13191 (find_single_pointer_decl): Likewise.
13192 (internal_get_tmp_var): Remove restrict handling.
13193 (gimple_regimplify_operands): Likewise.
13194 * omp-low.c (expand_omp_atomic_pipeline): Do not set
13195 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
13196 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
13197 * tree.c (restrict_base_for_decl): Remove.
13198 (init_ttree): Do not allocate it.
13199 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
13200 LABEL_DECL_UID for label decls.
13201 (copy_node_stat): Do not copy restrict information.
13202 (decl_restrict_base_lookup): Remove.
13203 (decl_restrict_base_insert): Likewise.
13204 (print_restrict_base_statistics): Likewise.
13205 (dump_tree_statistics): Do not call print_restrict_base_statistics.
13206 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
13207 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
13208 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
13209 (LABEL_DECL_UID): Adjust.
13210 (DECL_BASED_ON_RESTRICT_P): Remove.
13211 (DECL_GET_RESTRICT_BASE): Likewise.
13212 (SET_DECL_RESTRICT_BASE): Likewise.
13213 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
13215 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
13216 instead of DECL_POINTER_ALIAS_SET.
13217 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13218 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
13219 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
13221 2009-06-29 Richard Guenther <rguenther@suse.de>
13223 PR tree-optimization/40579
13224 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
13225 the IL to simplify has constants that overflowed.
13227 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
13229 PR tree-optimization/40550
13230 * tree-vect-generic.c (expand_vector_operations_1): Compute in
13231 vector_compute_type only when the size of vector_compute_type is
13232 less than the size of type.
13234 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
13236 * fold-const.c (contains_label_1): Fix comments.
13237 (contains_label_p): Do not walk trees multiple time.
13239 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13241 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
13242 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
13243 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
13244 ix86_fp_comparison_operator.
13245 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
13246 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
13247 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
13248 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
13249 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
13250 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
13251 (related splits): Change predicate to ix86_fp_comparison_operator.
13252 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
13253 instead of ix86_fp_comparison_codes.
13254 (ix86_trivial_fp_comparison_operator,
13255 ix86_fp_comparison_operator): New.
13256 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
13257 (ix86_expand_compare): Eliminate last two parameters.
13258 (ix86_fp_jump_nontrivial_p): Kill.
13259 * config/i386/i386.c (put_condition_code): Eliminate call to
13260 ix86_fp_comparison_codes and subsequent assertion.
13261 (ix86_fp_comparison_codes): Eliminate.
13262 (ix86_fp_swap_condition): New.
13263 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
13264 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
13265 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
13266 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
13267 and ix86_fp_swap_condition.
13268 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
13269 Use ix86_fp_comparison_strategy.
13270 (ix86_expand_compare): Likewise. Eliminate last two arguments.
13271 (ix86_fp_jump_nontrivial_p): Eliminate.
13272 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
13273 call to ix86_expand_compare.
13274 (ix86_split_fp_branch, ix86_expand_setcc,
13275 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
13276 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
13278 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13280 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
13281 related to jump_clobbers.
13282 * config/arm/arm.md (conds): Remove jump_clob case.
13283 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
13284 splits): Change comparison_operator to arm_comparison_operator.
13285 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
13288 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13290 * dojump.c (do_compare_rtx_and_jump): Try swapping the
13291 condition for floating point modes.
13292 * expmed.c (emit_store_flag_1): Move here a bigger part
13293 of emit_store_flag.
13294 (emit_store_flag): Try swapping the condition for floating point
13296 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
13298 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13300 * expr.c (expand_expr_real_1): Just use do_store_flag.
13301 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
13302 emit_store_flag_force.
13303 * expmed.c (emit_store_flag_force): Copy here trick
13304 previously in expand_expr_real_1. Try reversing the comparison.
13305 (emit_store_flag_1): Work if target is NULL.
13306 (emit_store_flag): Work if target is NULL, using the result mode
13307 from the comparison. Use split_comparison, restructure final part
13308 to simplify conditionals.
13310 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13312 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
13313 * dojump.c (do_jump): Change handling of floating-point
13314 ops to use just do_compare_and_jump.
13315 (split_comparison): New.
13316 (do_compare_rtx_and_jump): Add here logic coming previously
13317 in do_jump, using split_comparison.
13319 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
13322 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
13324 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13326 * tree-ssa-alias.c: Fix unintentional commit.
13328 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13330 * passes.c (execute_one_pass): Fix unintentional commit.
13332 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13334 * df-problems.c (df_set_seen, df_unset_seen): Delete.
13335 (df_rd_local_compute, df_md_local_compute): Inline them.
13337 (df_md_scratch): New.
13338 (df_md_alloc, df_md_free): Allocate/free it.
13339 (df_md_local_compute): Only include live registers in init.
13340 (df_md_transfer_function): Prune the in-set computed by
13341 the confluence function, and the gen-set too.
13343 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13345 PR rtl-optimization/26854
13346 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
13347 * df-problems.c (df_rd_add_problem): Fix comment.
13348 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
13349 df_md_simulate_artificial_defs_at_top,
13350 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
13351 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
13352 df_md_transfer_function, df_md_init, df_md_confluence_0,
13353 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
13354 problem_MD, df_md_add_problem): New.
13355 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
13356 df_md_get_bb_info): New.
13357 (DF_LAST_PROBLEM_PLUS1): Adjust.
13359 * Makefile.in (fwprop.o): Include domwalk.h.
13360 * fwprop.c: Include domwalk.h.
13361 (reg_defs, reg_defs_stack): New.
13362 (bitmap_only_bit_between): Remove.
13363 (process_defs): New.
13364 (process_uses): Use reg_defs and local_md instead of
13365 bitmap_only_bit_between and local_rd.
13366 (single_def_use_enter_block): New, from build_single_def_use_links.
13367 (single_def_use_leave_block): New.
13368 (build_single_def_use_links): Remove code moved to
13369 single_def_use_enter_block, invoke domwalk.
13370 (use_killed_between): Adjust comment.
13372 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13374 * bitmap.h (bitmap_ior_and_into): New.
13375 * bitmap.c (bitmap_ior_and_into): New.
13377 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13379 * domwalk.h (struct dom_walk_data): Remove all callbacks except
13380 before_dom_children_before_stmts and after_dom_children_after_stmts.
13381 Rename the two remaining callbacks to just before_dom_children and
13382 after_dom_children. Remove other GIMPLE statement walking bits.
13383 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
13384 * graphite.c: Do not include domwalk.h.
13385 * tree-into-ssa.c (interesting_blocks): New global.
13386 (struct mark_def_sites_global_data): Remove it and names_to_rename.
13387 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
13388 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
13389 now that they're not domwalk callbacks.
13390 (rewrite_initialize_block): Rename to...
13391 (rewrite_enter_block): ... this, place after called functions. Test
13392 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
13393 (rewrite_finalize_block): Rename to...
13394 (rewrite_leave_block): ... this, place after called functions.
13395 (rewrite_update_init_block): Rename to...
13396 (rewrite_update_enter_block): ... this, place after called functions.
13397 Test interesting_blocks, call rewrite_update_stmt and
13398 rewrite_update_phi_arguments.
13399 (rewrite_update_fini_block): Rename to...
13400 (rewrite_leave_block): ... this, place after called functions.
13401 (rewrite_blocks): Remove last argument, simplify initialization of
13403 (mark_def_sites_initialize_block): Rename to...
13404 (mark_def_sites_block): ... this, call mark_def_sites.
13405 (mark_def_sites_blocks): Remove argument, simplify initialization of
13407 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
13408 (update_ssa): Likewise.
13409 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
13411 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
13412 (dom_opt_initialize_block): Rename to...
13413 (dom_opt_enter_block): ... this, place after called functions. Walk
13414 statements here, inline propagate_to_outgoing_edges.
13415 (dom_opt_finalize_block): Rename to...
13416 (dom_opt_leave_block): ... this, place after called functions.
13417 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
13419 (dse_enter_block, dse_record_phi): New.
13420 (dse_record_phis): Delete.
13421 (dse_finalize_block): Rename to...
13422 (dse_leave_block): ... this.
13423 (tree_ssa_dse): Simplify initialization of walk_data.
13424 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
13425 Adjust initialization of walk_data.
13426 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
13427 * tree-ssa-loop-phiopt.c (get_non_trapping):
13428 Adjust initialization of walk_data.
13429 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
13430 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
13431 it's not a domwalk callback.
13432 (uncprop_initialize_block): Rename to...
13433 (dse_enter_block): ... this, call uncprop_into_successor_phis.
13434 (dse_finalize_block): Rename to...
13435 (dse_leave_block): ... this.
13436 (tree_ssa_uncprop): Simplify initialization of walk_data.
13437 * Makefile.in: Adjust dependencies.
13439 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
13441 * arm.md (casesi): Fix test for Thumb1.
13442 (thumb1_casesi_internal_pic): Likewise.
13443 (thumb1_casesi_dispatch): Likewise.
13445 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
13447 * config/arm/arm-cores.def: Added core cortex-m0.
13448 * config/arm/arm-tune.md: Regenerated.
13449 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
13451 2009-06-26 DJ Delorie <dj@redhat.com>
13453 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
13455 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
13456 the scheduler doesn't tag jump insns.
13458 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
13460 * c-decl.c (merge_decls): Re-indent.
13462 2009-06-26 Janis Johnson <janis187@us.ibm.com>
13465 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
13466 Special-case decimal float constants.
13468 2009-06-26 Richard Henderson <rth@redhat.com>
13470 * function.h (struct function): Add cannot_be_copied_reason,
13471 and cannot_be_copied_set.
13472 * tree-inline.c (has_label_address_in_static_1): Rename from
13473 inline_forbidden_p_2; don't set inline_forbidden_reason here.
13474 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
13475 don't set inline_forbidden_reason.
13476 (copy_forbidden): New function, split out of inline_forbidden_p.
13477 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
13478 (inline_forbidden_p): Use copy_forbidden.
13479 (tree_versionable_function_p): Likewise.
13480 (inlinable_function_p): Merge into tree_inlinable_function_p.
13481 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
13482 * ipa-cp.c (ipcp_versionable_function_p): New function.
13483 (ipcp_cloning_candidate_p): Use it.
13484 (ipcp_node_modifiable_p): Likewise.
13486 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
13488 * builtins.c (expand_builtin_alloca): Handle builtin alloca
13489 that is marked not to be inlined. Remove flag_mudflap use.
13490 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
13491 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
13493 2009-06-26 Steve Ellcey <sje@cup.hp.com>
13496 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
13497 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
13499 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
13501 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
13503 (__mingwthr_remove_key_dtor): Likewise.
13505 2009-06-26 Richard Guenther <rguenther@suse.de>
13507 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
13509 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
13511 PR middle-end/40525
13512 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
13513 try the non-cond_exec path also.
13515 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13518 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
13519 (output_cbranch): Use new functions.
13520 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
13523 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
13524 Pat Haugen <pthaugen@us.ibm.com>
13525 Revital Eres <ERES@il.ibm.com>
13527 * config/rs6000/rs6000.c (print_operand): Correct lossage message
13528 for %c error. Add %x support to print VSX registers as a unified
13529 register set, instead of separate float and altivec registers.
13530 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
13531 %y case, and add support for VSX pre-modify addresses.
13532 (output_toc): Add assert for CONST containing an integer constant
13534 (rs6000_adjust_cost): Add POWER7 support.
13535 (insn_must_be_first_in_group): Ditto.
13536 (insn_must_be_last_in_group): Ditto.
13537 (rs6000_emit_popcount): Ditto.
13538 (rs6000_vector_mode_supported_p): Ditto.
13540 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
13541 Change some of the functions called by macros to being called
13542 through a pointer, so debug functions can be inserted if
13543 -mdebug=addr or -mdebug=cost.
13544 (rs6000_preferred_reload_class_ptr): Ditto.
13545 (rs6000_secondary_reload_class_ptr): Ditto.
13546 (rs6000_secondary_memory_needed_ptr): Ditto.
13547 (rs6000_cannot_change_mode_class_ptr): Ditto.
13548 (rs6000_secondary_reload_inner): Ditto.
13549 (rs6000_legitimize_reload_address): Ditto.
13550 (rs6000_legitimize_reload_address_ptr): Ditto.
13551 (rs6000_mode_dependent_address): Ditto.
13552 (rs6000_mode_dependent_address_ptr): Ditto.
13554 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
13555 function to return true if the mode allows reg + integer
13557 (virtual_stack_registers_memory_p): New function to return true if
13558 the address refers to a virtual stack register.
13559 (rs6000_legitimate_offset_address_p): Move code to say whether a
13560 mode supports reg+int addressing to reg_offset_addressing_ok_p and
13562 (rs6000_legitimate_address_p): Add checks for modes that only can
13563 do reg+reg addressing. Start adding VSX support.
13564 (rs6000_legitimize_reload_address): Ditto.
13565 (rs6000_legitimize_address): Ditto.
13566 (rs6000_debug_legitimate_address_p): New debug functions for
13567 -mdebug=addr and -mdebug=cost.
13568 (rs6000_debug_rtx_costs): Ditto.
13569 (rs6000_debug_address_costs): Ditto.
13570 (rs6000_debug_adjust_cost): Ditto.
13571 (rs6000_debug_legitimize_address): Ditto.
13572 (rs6000_legitimize_reload_address_ptr): Point to call normal
13573 function or debug function. Make functions called via pointer
13575 (rs6000_mode_dependent_address_ptr): Ditto.
13576 (rs6000_secondary_reload_class_ptr): Ditto.
13577 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
13578 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
13579 into a friendlier error.
13580 (rs6000_init_builtins): Add initial VSX support.
13581 (rs6000_adjust_cost): Fix some spacing issues.
13583 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
13584 (REG_CLASS_NAMES): Ditto.
13585 (REG_CLASS_CONTENTS): Ditto.
13586 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
13587 pointer, to add -mdebug=addr support.
13588 (CANNOT_CHANGE_MODE_CLASS): Ditto.
13589 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
13590 -mdebug=addr support.
13591 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
13592 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
13593 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
13595 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
13597 (bswapsi*): Set attribute types for load/store. Add combiner
13598 patterns to eliminate zero extend on 64-bit.
13599 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
13600 stdbrx if the hardware supports those instructions.
13602 2009-06-25 Ian Lance Taylor <iant@google.com>
13604 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
13605 (Link Options): Document -static-libstdc++.
13607 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13610 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
13611 DATA_ALIGNMENT instead.
13613 2009-06-25 Richard Guenther <rguenther@suse.de>
13615 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
13616 indirect references against the callused/escaped solutions.
13617 (call_may_clobber_ref_p_1): Likewise.
13619 2009-06-25 Martin Jambor <mjambor@suse.cz>
13621 PR tree-optimization/40493
13622 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
13623 (enum unscalarized_data_handling): New type.
13624 (handle_unscalarized_data_in_subtree): Return what has been done.
13625 (load_assign_lhs_subreplacements): Handle left flushes differently.
13626 (sra_modify_assign): Use unscalarized_data_handling, simplified
13627 condition determining whether to remove the statement.
13629 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
13631 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
13632 excerpt - @ should be doubled for texinfo.
13634 2009-06-24 Ian Lance Taylor <iant@google.com>
13636 * config/arc/arc.c: Include "df.h".
13637 (arc_attribute_table): Make static. Move higher in file.
13638 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
13639 (output_shift): Initialize n later to avoid warning.
13640 * config/arm/arm.c (arm_attribute_table): Make static. Move
13642 * config/avr/avr.c (avr_attribute_table): Make static. Move
13644 (reg_class_tab): Change array type from int to enum reg_class.
13645 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
13647 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
13648 (lshrhi3_out): Likewise.
13649 (class_likely_spilled_p): Change return type to bool.
13650 (avr_rtx_costs): Use local code variable with enum type.
13651 * config/avr/avr.md (movmemhi): Use add_reg_note.
13652 (andhi3, andsi3): Don't use AS2 with "and".
13653 (iorhi3, iorsi3): Don't use AS2 with "or".
13654 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
13655 * config/crx/crx.c: Include "df.h".
13656 (crx_attribute_table): Make static.
13657 * config/m32r/m32r.c: Include "df.h".
13658 (m32r_attribute_table): Make static. Move higher in file.
13659 (pop): Use add_reg_note.
13660 (block_move_call): Change 0 to LCT_NORMAL in function call.
13661 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
13662 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
13663 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
13664 declare, not just when TREE_CODE is defined.
13665 * config/m68hc11/m68hc11.c: Include "expr.h".
13666 (m68hc11_attribute_table): Make static. Move higher in file.
13667 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
13669 (m68hc11_register_indirect_p): Likewise.
13670 (m68hc11_function_arg_padding): Change return type to enum
13672 (emit_move_after_reload): Use add_reg_note.
13673 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
13674 (m68hc11_split_logical): Likewise.
13675 (m68hc11_rtx_costs): Add local code_and outer_code variables with
13677 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
13678 to VOIDmode in function call.
13679 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
13681 (m68hc11_split_logical): Update declaration.
13682 (m68hc11_function_arg_padding): Update declaration.
13683 * config/mcore/mcore.c (regno_reg_class): Change form array of int
13684 to array of enum reg_class.
13685 (mcore_attribute_table): Make static. Move higher in file.
13686 (mcore_rtx_costs): Add cast to enum type.
13687 * config/mcore/mcore.h (regno_reg_class): Update declaration.
13688 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
13689 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
13691 * config/sh/predicates.md (trapping_target_operand): Rename and to
13693 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
13695 * config/spu/spu.c (spu_attribute_table): Make static. Move
13697 * config/v850/v850.c (v850_attribute_table): Make static. Move
13699 (v850_rtx_costs): Use local code with enum type.
13700 (expand_epilogue): Add cast.
13701 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
13703 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
13706 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
13707 -m2a-single-only and -m2a-nofpu.
13708 * config/sh/sh.opt: Document m2a generates FPU code.
13710 2009-06-24 Anatoly Sokolov <aesok@post.ru>
13712 * defaults.h (CAN_ELIMINATE): Provide default.
13713 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
13714 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
13715 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
13716 * config/spu/spu.h (CAN_ELIMINATE): Delete.
13717 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
13718 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
13719 * config/cris/cris.h (CAN_ELIMINATE): Delete.
13720 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
13721 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
13722 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
13724 2009-06-24 DJ Delorie <dj@redhat.com>
13726 * mep-ext-cop.cpu: Fix copyright notice.
13727 * mep-default: Fix copyright notice.
13728 * mep-core: Fix copyright notice.
13729 * mep: Fix copyright notice.
13730 * mep-ivc2: Fix copyright notice.
13731 * mep-c5: Fix copyright notice.
13733 2009-06-24 Denis Chertykov <chertykov@gmail.com>
13735 * doc/contrib.texi (Contributors):
13737 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
13739 PR middle-end/40501
13740 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
13741 src and dst operands if necessary.
13743 2009-06-23 DJ Delorie <dj@redhat.com>
13746 * config.gcc: Add mep support.
13747 * recog.c: Resurrect validate_replace_rtx_subexp().
13748 * recog.h: Likewise.
13749 * config/mep/: Add new port:
13750 * config/mep/constraints.md: New file.
13751 * config/mep/default.h: New file.
13752 * config/mep/intrinsics.h: New file.
13753 * config/mep/intrinsics.md: New file.
13754 * config/mep/ivc2-template.h: New file.
13755 * config/mep/mep-c5.cpu: New file.
13756 * config/mep/mep-core.cpu: New file.
13757 * config/mep/mep-default.cpu: New file.
13758 * config/mep/mep-ext-cop.cpu: New file.
13759 * config/mep/mep-intrin.h: New file.
13760 * config/mep/mep-ivc2.cpu: New file.
13761 * config/mep/mep-lib1.asm: New file.
13762 * config/mep/mep-lib2.c: New file.
13763 * config/mep/mep-pragma.c: New file.
13764 * config/mep/mep-protos.h: New file.
13765 * config/mep/mep-tramp.c: New file.
13766 * config/mep/mep.c: New file.
13767 * config/mep/mep.cpu: New file.
13768 * config/mep/mep.h: New file.
13769 * config/mep/mep.md: New file.
13770 * config/mep/mep.opt: New file.
13771 * config/mep/predicates.md: New file.
13772 * config/mep/t-mep: New file.
13774 2009-06-23 Ian Lance Taylor <iant@google.com>
13776 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
13777 from loose_warn into c_loose_warn and from strict_warn into
13778 c_strict_warn. Set and substitute warn_cxxflags. Check for
13779 --enable-build-with-cxx. Set and substitute
13780 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
13781 * Makefile.in (CXXFLAGS): New variable.
13782 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
13783 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
13784 the default is the same as $(STRICT_WARN).
13785 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
13786 (CXX): New variable.
13787 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
13788 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
13789 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
13790 (HOST_LIBS): New variable.
13791 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
13792 (ALL_CXXFLAGS): New variable.
13793 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
13794 * doc/install.texi (Configuration): Document
13795 --enable-build-with-cxx, --with-stage1-ldflags,
13796 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
13797 * configure: Rebuild.
13799 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13801 * config/arm/arm.c (arm_override_options): Fix braces and formatting
13802 from previous commit.
13804 2009-06-23 Ian Lance Taylor <iant@google.com>
13806 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
13808 2009-06-23 Ian Lance Taylor <iant@google.com>
13810 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
13811 with ATTRIBUTE_UNUSED.
13813 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13814 Pat Haugen <pthaugen@us.ibm.com>
13815 Revital Eres <eres@il.ibm.com>
13817 * config.in (HAVE_AS_POPCNTD): Add default definition.
13818 (HAVE_AS_LWSYNC): Ditto.
13820 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
13822 (gcc_cv_as_powerpc_cmpb): Ditto.
13823 (gcc_cv_as_powerpc_dfp): Ditto.
13824 (gcc_cv_as_powerpc_vsx): Ditto.
13825 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
13826 supporting the popcntd/lwsync instructions.
13827 (gcc_cv_as_powerpc_lwsync): Ditto.
13828 * configure: Regenerate.
13830 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
13831 -mcpu=native and -mcpu=power7.
13832 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
13834 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
13835 a variable instead of a mask to reduce the number of mask bits.
13836 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
13837 (-mbit-word): Ditto.
13838 (-mregnames): Ditto.
13839 * config/rs6000/rs6000.opt (-mupdate): Ditto.
13840 (-mfused-madd): Ditto.
13842 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
13844 (-mvsx): New switch for VSX instructions.
13845 (-misel): Move from a variable to a mask to allow it to be set by
13848 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
13849 function declaration to an array declaration.
13850 (rs6000_hard_regno_nregs): New external array declaration.
13852 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
13853 files included by rs6000.md.
13855 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
13856 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
13858 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
13860 (rs6000_debug_reg): New -mdebug= variables.
13861 (rs6000_debug_addr): Ditto.
13862 (rs6000_debug_cost): Ditto.
13863 (rs6000_pmode): New variable to hold Pmode.
13864 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
13865 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
13866 calculated at compiler start.
13867 (rs6000_hard_regno_nregs): Change function to an array which holds
13868 HARD_REGNO_NREGS calculated at compiler start.
13869 (rs6000_explicit_options): Delete isel field.
13870 (rs6000_vector_unit): New array to hold which vector unit
13871 supports arithmetic options for a given type.
13872 (rs6000_vector_mem): New array to hold which vector unit supports
13873 memory reference operations for a given type.
13874 (rs6000_vector_align): New array to given the alignment of each
13876 (power7_cost): New basic costs for power7.
13877 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
13878 (rs6000_hard_regno_nregs_internal): New function, moved from
13879 HARD_REGNO_NREGS, to calculate the number of registers each hard
13880 register takes for each type.
13881 (rs6000_debug_reg_print): New function for -mdebug=reg support.
13882 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
13883 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
13884 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
13885 unit information here so it is calculated once at compiler startup
13887 (rs6000_override_options): Make -misel a target mask. Add more
13888 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
13889 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
13891 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
13892 (rs6000_handle_option): Move -misel from variable to target mask.
13893 (rs6000_builtin_mask_for_load): Add VSX support.
13894 (rs6000_conditional_register_usage): Ditto.
13895 (USE_ALTIVEC_FOR_ARG_P): Ditto.
13896 (function_arg_boundary): Ditto.
13897 (rs6000_expand_builtin): Ditto.
13898 (def_builtin): Make abort message a little friendlier.
13899 (rs6000_emit_int_cmove): Add support for 64-bit isel.
13901 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
13902 assembler support the popcntd instruction instead of a vsx
13903 instruction to enable power7 support.
13904 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
13905 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
13906 option to the assembler if -mcpu=native.
13907 (ASM_CPU_NATIVE_SPEC): Ditto.
13908 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
13910 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
13911 the lwsync instruction.
13912 (enum processor_type): Add PROCESSOR_POWER7.
13913 (rs6000_debug_reg): New -mdebug= options.
13914 (rs6000_debug_addr): Ditto.
13915 (rs6000_debug_cost): Ditto.
13916 (rs6000_isel): Delete.
13917 (enum rs6000_vector): New enum to say what vector unit we have.
13918 (VECTOR_UNIT_*): New macros to say which vector unit has
13919 arithmetic operations for a given type.
13920 (VECTOR_MEM_*): New macros to say which vector unit has memory
13921 operations for a given type.
13922 (TARGET_LDBRX): Whether the machine supports the ldbrx
13924 (TARGET_ISEL): Delete, -misel moved to be a mask.
13925 (TARGET_ISEL64): New macro for 64-bit isel support.
13926 (UNITS_PER_VSX_WORD): New macro.
13927 (POINTER_SIZE): Move to be an external variable, rather than
13928 calculating whether we are generating 32 ot 64-bit code.
13930 (STACK_BOUNDARY): Add VSX support.
13931 (LOCAL_ALIGNMENT): Ditto.
13932 (SLOW_UNALIGNED_ACCESS): Ditto.
13933 (VSX_REGNO_P): New macro for VSX support.
13934 (VFLOAT_REGNO_P): Ditto.
13935 (VINT_REGNO_P): Ditto.
13936 (VLOGICAL_REGNO_P): Ditto.
13937 (VSX_VECTOR_MODE): Ditto.
13938 (VSX_SCALAR_MODE): Ditto.
13940 (VSX_MOVE_MODE): Ditto.
13941 (VSX_REG_CLASS_P): Ditto.
13942 (HARD_REGNO_NREGS): Instead of calling a function, use an array
13944 (UNITS_PER_SIMD_WORD): Add VSX support.
13945 (MODES_TIEABLE_P): Ditto.
13946 (STARTING_FRAME_OFFSET): Ditto.
13947 (STACK_DYNAMIC_OFFSET): Ditto.
13948 (EPILOGUE_USES): Ditto.
13949 (REGNO_REG_CLASS): Move to array lookup.
13950 (CLASS_MAX_NREGS): Ditto.
13951 (rs6000_vector_reg_class): Add declaration.
13952 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
13953 overlap with the floating point and Altivec registers.
13955 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
13957 * config/rs6000/driver-rs6000.c (asm_names): New static array to
13958 give the appropriate asm switches if -mcpu=native.
13959 (host_detect_local_cpu): Add support for "asm".
13960 (host_detect_local_cpu): Follow GNU code guidelines for name.
13962 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
13963 -mbit-word to a variable instead of being a target mask.
13965 * config/rs6000/sync.md (lwsync): If the assembler supports it,
13966 emit the lwsync instruction instead of emitting the instruction as
13967 an integer constant.
13969 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
13970 fixuns_trundfsi2, move expander into rs6000.md.
13972 * config/rs6000/rs6000.md (cpu): Add power7.
13973 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
13974 (logical predicate patterns): Change the single instruction
13975 primitives that set CR0 to be fast_compare instead of compare.
13977 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
13978 (popcntddi2): Ditto.
13979 (popcount<mode>): Ditto.
13980 (floating multiply/add insns): Name the floating point
13981 multiply/add insns.
13982 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
13983 (isel_unsigned_<mode>): Ditto.
13984 (fixuns_trundfsi2): Move expander here from spe.md.
13985 (smindi3): Define if we have -misel on 64-bit systems.
13990 2009-06-23 Anatoly Sokolov <aesok@post.ru>
13992 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
13994 * config/avr/avr.c (avr_current_device): New variable.
13995 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
13996 (avr_arch, mcu_type_s): Move to avr.h.
13997 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
13998 default_data_section_start fields.
13999 (avr_arch): Moved from avr.c.
14000 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
14001 library_name fields.
14002 (avr_current_device, avr_mcu_types, avr_arch_types,
14003 avr_device_to_arch, avr_device_to_data_start,
14004 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
14005 (EXTRA_SPEC_FUNCTIONS): Define.
14006 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
14007 options mapping. Use device_to_arch and device_to_data_start insted.
14008 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
14009 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
14010 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
14011 * config/avr/driver-avr.c: New file.
14012 * config/avr/avr-devices.c: New file.
14014 2009-06-23 Jakub Jelinek <jakub@redhat.com>
14016 * var-tracking.c (unshare_variable): Force initialized to
14017 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
14018 (set_variable_part): Likewise.
14019 (struct variable_union_info): Remove pos_src field.
14020 (vui_vec, vui_allocated): New variables.
14021 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
14022 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
14023 == 1 use a simpler sorting algorithm. Compute pos field right
14024 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
14025 Avoid quadratic comparison if !flag_var_tracking_uninit.
14026 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
14027 unshare_variable unconditionally.
14028 (dataflow_set_different_2): Removed.
14029 (dataflow_set_different): Don't traverse second hash table.
14030 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
14031 unconditionally to var_reg_set or var_mem_set.
14032 (emit_notes_in_bb): Likewise.
14033 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
14035 (emit_note_insn_var_location): Don't set initialized to
14036 VAR_INIT_STATUS_INITIALIZED early.
14037 (vt_finalize): Free vui_vec if needed, clear vui_vec and
14039 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
14041 * tree-object-size.c (addr_object_size): Instead of checking
14042 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
14043 are no FIELD_DECLs following it.
14045 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
14047 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
14048 order to match bswaps with signed source operands.
14050 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14052 * sdbout.c (sdbout_one_type): Fix braces in switch.
14054 2009-06-23 Richard Guenther <rguenther@suse.de>
14056 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
14058 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
14059 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
14060 var_callused, callused_tree, var_storedanything, storedanything_tree,
14061 var_integer, integer_tree): Remove global variables.
14062 (new_var_info): Do not pass new id, append the new var to the
14063 global variable vector.
14064 (do_ds_constraint): Use is_global_var member of the variable-info.
14065 (new_scalar_tmp_constraint_exp): Adjust.
14066 (create_function_info_for): Likewise.
14067 (create_variable_info_for): Likewise.
14068 (find_what_var_points_to): Remove dead code.
14069 (init_base_vars): Simplify.
14070 (compute_points_to_sets): Adjust.
14072 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14074 * combine.c (try_combine): Dump information about the insns we're
14077 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14079 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
14080 check when calling force_to_mode on TRUNCATE's operand.
14082 2009-06-22 Ian Lance Taylor <iant@google.com>
14084 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
14086 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14088 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
14090 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14092 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
14093 override library linkage flags such as -static-libgcc or
14096 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14098 * config/m68k/m68k-devices.def: Add line for MCF5221x.
14100 2009-06-22 Ian Lance Taylor <iant@google.com>
14102 * config/linux.opt: Put mglibc ahead of muclibc.
14104 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
14105 for duplicate decls.
14107 2009-06-22 Matthias Klose <doko@ubuntu.com>
14109 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
14111 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14114 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
14115 instead of NULL if a parser error occurs.
14117 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14119 * dwarf2out.c (dwarf2_debug_hooks): Initialize
14120 non-DWARF2_DEBUGGING_INFO version.
14122 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
14124 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
14125 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
14127 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
14128 (LIBGCC2_TF_CEXT): Define.
14131 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14134 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
14136 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14138 * config/arm/arm.c (arm_override_options): Disable
14139 -mcaller-super-interworking and -mcallee-super-interworking.
14140 * doc/invoke.texi (ARM Options): Document this.
14142 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
14144 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
14145 * config/arm/constraints.md (j): New constraint for movw operands.
14146 (N): Remove thumb2 meaning.
14147 * config/arm/arm.md (*arm_movw): Delete.
14148 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
14149 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
14150 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
14152 2009-06-22 Martin Jambor <mjambor@suse.cz>
14154 PR tree-optimization/40492
14155 * tree-sra.c (sra_modify_assign): Pass zero offsets to
14156 build_ref_for_offset.
14158 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
14160 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
14161 JUMP_TABLE_DATA_P predicates where applicable.
14162 * auto-inc-dec.c: Ditto.
14163 * builtins.c: Ditto.
14164 * caller-save.c: Ditto.
14166 * cfgcleanup.c: Ditto.
14167 * cfglayout.c: Ditto.
14169 * combine.c: Ditto.
14170 * combine-stack-adj.c: Ditto.
14174 * df-scan.c: Ditto.
14176 * dwarf2asm.c: Ditto.
14177 * dwarf2out.c: Ditto.
14178 * emit-rtl.c: Ditto.
14184 * function.c: Ditto.
14187 * genpreds.c: Ditto.
14188 * genrecog.c: Ditto.
14190 * ira-costs.c: Ditto.
14191 * ira-lives.c: Ditto.
14193 * loop-iv.c: Ditto.
14194 * lower-subreg.c: Ditto.
14195 * modulo-sched.c: Ditto.
14197 * postreload.c: Ditto.
14198 * print-rtl.c: Ditto.
14200 * reginfo.c: Ditto.
14201 * regmove.c: Ditto.
14202 * reload1.c: Ditto.
14205 * rtlanal.c: Ditto.
14207 * sched-vis.c: Ditto.
14209 * sel-sched-ir.c: Ditto.
14210 * simplify-rtx.c: Ditto.
14211 * targhooks.c: Ditto.
14212 * var-tracking.c: Ditto.
14213 * vmsdbgout.c: Ditto.
14215 2009-06-22 Matthias Klose <doko@ubuntu.com>
14217 * Makefile.in (install-plugin): Always use DESTDIR.
14219 2009-06-22 Olivier Hainque <hainque@adacore.com>
14221 * config/pa/pa.c (output_call): Don't optimize post call jumps
14222 into return address adjustments if the call may throw.
14224 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
14226 * arm.c (thumb1_output_casesi): New function.
14227 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
14228 optimizing for size or PIC.
14229 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
14230 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
14231 (casesi): Handle Thumb-1 when optimizing for size or PIC.
14232 (thumb1_casesi_internal_pic): New expand rule.
14233 (thumb1_casesi_dispatch): New pattern.
14234 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
14236 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
14237 in the text seciton when PIC or optimizing for size.
14238 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
14239 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
14240 preservation properties of code.
14241 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
14242 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
14243 (__gnu_thumb1_case_si): New function.
14244 * t-arm (LIB1ASMSRC): Define here.
14245 (LIB1ASMFUNCS): Add some common functions.
14246 * t-arm-elf (LIB1ASMSRC): Delete.
14247 (LIB1ASMFUNCS): Append to existing set.
14248 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14249 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14250 * t-symbian (LIB1ASMFUNCS): Likewise.
14251 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14252 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14254 2009-06-21 Richard Guenther <rguenther@suse.de>
14256 PR tree-optimization/38729
14257 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
14258 to loops with a single exit if -fno-expensive-optimizations.
14260 2009-06-21 Jakub Jelinek <jakub@redhat.com>
14262 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
14263 (dataflow_set): Change vars type from htab_t to shared_hash.
14264 (shared_hash_pool, empty_shared_hash): New variables.
14265 (vars_clear): Removed.
14266 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
14267 shared_hash_find_slot_unshare, shared_hash_find_slot,
14268 shared_hash_find_slot_noinsert, shared_hash_find): New
14270 (shared_hash_unshare, shared_hash_destroy): New functions.
14271 (unshare_variable): Unshare set->vars if shared, use
14273 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
14274 (get_init_value, find_src_set_src, dump_dataflow_set,
14275 clobber_variable_part, emit_notes_for_differences): Use
14277 (dataflow_set_init): Remove second argument, set vars to
14278 empty_shared_hash instead of creating a new htab.
14279 (dataflow_set_clear): Call shared_hash_destroy and set vars
14280 to empty_shared_hash instead of calling vars_clear.
14281 (dataflow_set_copy): Don't call vars_copy, instead just share
14282 the src htab with dst.
14283 (variable_union): Use shared_hash_*, use initially NO_INSERT
14284 lookup if set->vars is shared. Don't keep slot cleared before
14285 calling unshare_variable. Unshare set->vars if needed.
14286 Even ->refcount == 1 vars must be unshared if set->vars is shared
14287 and var needs to be modified.
14288 (variable_canonicalize): New function.
14289 (dataflow_set_union): If dst->vars is empty, just share src->vars
14290 with dst->vars and traverse with variable_canonicalize to canonicalize
14291 and unshare what is needed.
14292 (dataflow_set_different): If old_set and new_set use the same shared
14293 htab, they aren't different. If number of htab elements is different,
14294 htabs are different. Use shared_hash_*.
14295 (dataflow_set_destroy): Call shared_hash_destroy instead of
14297 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
14298 second argument to dataflow_set_init.
14299 (vt_initialize): Likewise. Initialize shared_hash_pool and
14300 empty_shared_hash, move bb in/out initialization afterwards.
14301 Use variable_htab_free instead of NULL as changed_variables del hook.
14302 (variable_was_changed): Change type of second argument to pointer to
14303 dataflow_set. When inserting var into changed_variables, bump
14304 refcount. Unshare set->vars if set is shared htab and slot needs to
14306 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
14307 lookup if set->vars is shared. Unshare set->vars if needed.
14308 Even ->refcount == 1 vars must be unshared if set->vars is shared
14309 and var needs to be modified. Adjust variable_was_changed caller.
14310 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
14311 vars must be unshared if set->vars is shared and var needs to be
14312 modified. Adjust variable_was_changed caller.
14313 (emit_note_insn_var_location): Don't pool_free var.
14314 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
14316 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
14317 free_alloc_pool on shared_hash_pool.
14319 2009-06-20 Anthony Green <green@moxielogic.com>
14321 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
14322 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
14324 2009-06-20 Richard Guenther <rguenther@suse.de>
14326 * tree-ssa-structalias.c (find_func_aliases): For memset use
14327 a constraint from NULL if we memset to zero.
14328 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
14329 we explicitly handle that do not read from memory.
14330 (call_may_clobber_ref_p_1): Properly handle builtins that may
14333 2009-06-20 Richard Guenther <rguenther@suse.de>
14335 PR tree-optimization/40495
14336 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
14337 (new_scalar_tmp_constraint_exp): New function.
14338 (process_constraint): Do not create temporary decls.
14339 (process_all_all_constraints): Likewise.
14340 (handle_const_call): Likewise.
14341 (create_function_info_for): Do not set decl.
14343 2009-06-19 Ian Lance Taylor <iant@google.com>
14345 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
14346 (rs6000_attribute_table): Make static; move before use.
14348 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
14350 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
14351 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
14352 Propagate the TREE_READONLY flag without overwriting it.
14353 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
14354 Propagate the TREE_READONLY flag onto the result.
14355 (process_call_operands): Move around. Use correct constant value.
14357 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14360 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
14361 * config/arm/arm.md: Likewise.
14363 2009-06-19 Ian Lance Taylor <iant@google.com>
14365 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
14366 to GIMPLE_ERROR_MARK.
14368 * c-typeck.c (build_conditional_expr): Add op1_original_type and
14369 op2_original_type parameters. Warn about using different enum types.
14370 * c-parser.c (c_parser_conditional_expression): Pass original
14371 types to build_conditional_expr.
14372 * c-tree.h (build_conditional_expr): Update declaration.
14374 2009-06-19 Ian Lance Taylor <iant@google.com>
14376 * config/i386/i386.c (ix86_function_specific_save): Test that
14377 fields match values, rather than testing the values are in a
14380 2009-06-19 Richard Guenther <rguenther@suse.de>
14382 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
14383 ADDR_EXPR pointers.
14384 (ptr_derefs_may_alias_p): Likewise.
14385 (ptr_deref_may_alias_ref_p_1): New function.
14386 (ptr_deref_may_alias_ref_p): Likewise.
14387 (ref_maybe_used_by_call_p_1): Handle builtins that are not
14388 covered by looking at the ESCAPED solution.
14389 (call_may_clobber_ref_p_1): Likewise.
14390 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
14391 Handle NULL_TREE offset. Do not produce redundant constraints.
14392 (process_all_all_constraints): New helper function.
14393 (do_structure_copy): Use it.
14394 (handle_lhs_call): Likewise.
14395 (find_func_aliases): Handle some builtins with pointer arguments
14396 and/or return values explicitly.
14398 2009-06-19 Ian Lance Taylor <iant@google.com>
14400 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
14402 2009-06-19 Ian Lance Taylor <iant@google.com>
14404 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
14406 2009-06-19 Ian Lance Taylor <iant@google.com>
14408 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
14409 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
14412 * c-decl.c (finish_decl): If -Wc++-compat, warn about
14413 uninitialized const.
14415 2009-06-19 Ian Lance Taylor <iant@google.com>
14417 * dse.c (struct store_info): Rename bitmap field to bmap. Change
14420 * c-decl.c (in_struct, struct_types): Remove.
14421 (struct c_binding): Add in_struct field.
14422 (c_binding_ptr): Define type, along with VEC.
14423 (struct c_struct_parse_info): Define.
14424 (struct_parse_info): New static variable.
14425 (bind): Initialize in_struct field.
14426 (start_struct): Remove enclosing_in_struct and
14427 enclosing_struct_types parameters. Add
14428 enclosing_struct_parse_info parameter. Change all callers. Set
14429 struct_parse_info rather than in_struct and struct_types.
14430 (grokfield): If -Wc++-compat and there is a symbol binding for the
14431 field name, set the in_struct flag and push it on the
14432 struct_parse_info->fields vector.
14433 (warn_cxx_compat_finish_struct): New static function.
14434 (finish_struct): Remove enclosing_in_struct and
14435 enclosing_struct_types parameters. Add
14436 enclosing_struct_parse_info parameter. Change all callers. Don't
14437 set C_TYPE_DEFINED_IN_STRUCT here. Call
14438 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
14439 parameter. Only push on struct_types if warn_cxx_compat.
14440 (finish_enum): Only push on struct_types if warn_cxx_compat.
14441 (declspecs_add_type): Add loc parameter. Change all callers.
14442 Change all error calls to error_at. Pass loc, not input_location,
14443 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
14444 defined in a struct. If -Wc++-compat and parsing a struct, record
14445 that a typedef name was used.
14446 * c-parser.c (c_parser_declspecs): Get location to pass to
14447 declspecs_add_type.
14448 (c_parser_struct_or_union_specifier): Update calls to start_struct
14450 * c-tree.h (struct c_struct_parse_info): Declare.
14451 (finish_struct, start_struct): Update declarations.
14452 (declspecs_add_type): Update declaration.
14454 2009-06-19 Ian Lance Taylor <iant@google.com>
14456 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
14457 variable with an anonymous type.
14459 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
14461 * see.c: Remove for real.
14463 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
14465 * optabs.h (enum optab_index): Add new OTI_significand.
14466 (significand_optab): Define corresponding macro.
14467 * optabs.c (init_optabs): Initialize significand_optab.
14468 * genopinit.c (optabs): Implement significand_optab using
14469 significand?f2 patterns.
14470 * builtins.c (expand_builtin_mathfn): Handle
14471 BUILT_IN_SIGNIFICAND{,F,L}.
14472 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
14473 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
14475 * config/i386/i386.md (significandxf2, significand<mode>2): New
14476 expanders to implement significandf, significand and significandl
14477 built-ins as inline x87 intrinsics.
14479 2009-06-18 Anatoly Sokolov <aesok@post.ru>
14481 * config/avr/avr.c (avr_override_options): Remove setting value of
14482 PARAM_INLINE_CALL_COST.
14484 2009-06-18 Richard Henderson <rth@redhat.com>
14487 * tree-pass.h (TDF_ASMNAME): New.
14488 * tree-dump.c (dump_options): Add asmname.
14489 * doc/invoke.texi: Document it.
14491 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
14492 (dump_decl_name): ...here.
14493 (dump_function_name): New flags arg; mind TDF_ASMNAME.
14494 (dump_generic_node): Update dump_function_name calls.
14495 (print_call_name): New flags arg; update all dump calls.
14496 * diagnostic.h (print_call_name): Update.
14497 * gimple-pretty-print.c (dump_gimple_call): Update.
14499 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
14502 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
14504 2009-06-18 Diego Novillo <dnovillo@google.com>
14506 * doc/plugins.texi: Document plugin_is_GPL_compatible.
14507 * plugin.c (str_license): Declare.
14508 (try_init_one_plugin): Assert that the symbol
14509 'plugin_is_GPL_compatible' exists.
14511 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
14514 * Makefile.in (OBJS-common): Remove see.o.
14516 * common.opt (fsee): Mark as preserved for backward compatibility.
14517 * opts.c (common_handle_option): Add OPT_fsee to the backward
14518 compatibility section.
14519 * passes.c (init_optimization_passes, pass_see): Remove pass.
14520 * timevar.def (TV_SEE): Remove.
14521 * tree-pass.h (pass_see): Remove declaration.
14522 * doc/invoke.texi (-fsee): Remove documentation.
14524 2009-06-18 Martin Jambor <mjambor@suse.cz>
14526 * tree-sra.c: Include statistics.h
14527 (sra_stats): New variable.
14528 (sra_initialize): Clear sra_stats.
14529 (create_access_replacement): Increment sra_stats.replacements.
14530 (get_access_replacement): Do not return twice.
14531 (analyze_all_variable_accesses): Increment statistics counter by the
14532 number of scalarized aggregates.
14533 (generate_subtree_copies): Increment sra_stats.subtree_copies.
14534 (sra_modify_expr): Increment sra_stats.exprs.
14535 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
14536 (sra_modify_assign): Increment sra_stats.exprs,
14537 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
14538 (perform_intra_sra): Update statistics counters.
14539 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
14541 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
14543 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
14544 (arm_scalar_mode_supported_p): New function.
14546 2009-06-18 Paul Brook <paul@codesourcery.com>
14547 Sandra Loosemore <sandra@codesourcery.com>
14549 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
14550 (__extendhfsf2, __truncsfhf2): Define.
14551 * config/arm/fp16.c: New file.
14552 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
14553 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
14555 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
14557 * doc/extend.texi (Half-Precision): New section.
14558 * doc/invoke.texi (Option Summary): List -mfp16-format.
14559 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
14560 * config/arm/arm.opt (mfp16-format=): New.
14561 * config/arm/arm.c: Include intl.h.
14562 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
14563 (TARGET_INVALID_RETURN_TYPE): Redefine.
14564 (TARGET_PROMOTED_TYPE): Redefine.
14565 (TARGET_CONVERT_TO_TYPE): Redefine.
14566 (arm_fp16_format): Define.
14567 (all_fpus): Add entry for neon-fp16.
14568 (fp_model_for_fpu): Likewise.
14569 (struct fp16_format): Declare.
14570 (all_fp16_formats): Define.
14571 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
14573 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
14575 (arm_legitimate_index_p): Treat HFmode like HImode.
14576 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
14577 (coproc_secondary_reload_class): Special-case HFmode.
14578 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
14579 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
14580 (arm_init_fp16_builtins): New.
14581 (arm_init_builtins): Call it.
14582 (arm_invalid_parameter_type): New.
14583 (arm_invalid_return_type): New.
14584 (arm_promoted_type): New.
14585 (arm_convert_to_type).
14586 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
14588 (arm_emit_fp16_const): New function.
14589 (arm_mangle_type): Mangle __fp16 as "Dh".
14590 * config/arm/arm.h (TARGET_VFPD32): Make it know about
14592 (TARGET_NEON_FP16): New.
14593 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
14594 (enum fputype): Add FPUTYPE_NEON_FP16.
14595 (enum arm_fp16_format_type): Declare.
14596 (arm_fp16_format): Declare.
14597 (LARGEST_EXPONENT_IS_NORMAL): Define.
14598 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
14599 * config/arm/arm-modes.def (HFmode): Define.
14600 * config/arm/vfp.md (*movhf_vfp): New.
14601 (extendhfsf2): New.
14603 * config/arm/arm.md (fpu): Add neon_fp16.
14604 (floatsihf2, floatdihf2): New.
14605 (fix_trunchfsi2, fix_trunchfdi2): New.
14607 (extendhfdf2): New.
14609 (*arm32_movhf): New.
14610 (*thumb1_movhf): New.
14611 (consttable_2): Add check for HFmode constants.
14612 (consttable_4): Handle HFmode constants.
14614 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
14616 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
14618 2009-06-17 Olivier Hainque <hainque@adacore.com>
14620 * collect2.c (main): Use CONST_CAST2 to perform char ** to
14621 const char ** conversion in AIX specific section.
14623 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
14625 * config/i386/i386.c (ix86_special_builtin_type): Remove
14626 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
14627 (bdesc_special_args): Updated.
14628 (ix86_init_mmx_sse_builtins): Likewise.
14629 (ix86_expand_special_args_builtin): Likewise.
14631 2009-06-17 Richard Henderson <rth@redhat.com>
14633 * tree-pretty-print.c (maybe_dump_asm_name): New.
14634 (dump_decl_name): Use it.
14635 (PRINT_FUNCTION_NAME): Merge into...
14636 (dump_function_name): ... here. Use maybe_dump_asm_name.
14638 2009-06-17 Cary Coutant <ccoutant@google.com>
14640 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
14642 * debug.c (struct gcc_debug_hooks): Change placeholder for
14644 (debug_nothing_int_charstar_int): Replaced by...
14645 (debug_nothing_int_charstar_int_bool): ...this.
14646 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
14647 source_line prototype.
14648 (debug_nothing_int_charstar_int): Replaced by...
14649 (debug_nothing_int_charstar_int_bool): ...this.
14650 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
14651 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
14652 Output is_stmt operand when necessary.
14653 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
14654 (notice_source_line): Add is_stmt parameter.
14655 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
14656 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
14658 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
14659 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
14661 2009-06-17 Ian Lance Taylor <iant@google.com>
14663 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
14665 (struct store_by_pieces_d): Rename from store_by_pieces. Change
14668 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
14670 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
14671 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
14672 tree_strip_sign_nop_conversions and
14673 tree_ssa_strip_useless_type_conversions rather than stripping
14674 the operations here.
14675 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
14677 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
14678 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
14679 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
14680 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
14683 2009-06-17 Michael Eager <eager@eagercon.com>
14685 * config/rs6000/constraints.md (register_constraint "d"): New.
14686 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
14687 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
14688 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
14689 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
14690 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
14691 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
14692 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
14693 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
14694 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
14695 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
14697 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
14698 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
14699 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
14700 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
14701 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
14702 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
14703 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
14704 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
14705 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
14706 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
14707 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
14708 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
14709 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
14710 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
14712 2009-06-16 Ian Lance Taylor <iant@google.com>
14714 * profile.c (total_num_never_executed): Don't define.
14715 (compute_branch_probabilities): Don't count or print
14716 num_never_executed.
14717 (init_branch_prob): Don't set total_num_never_executed.
14718 (end_branch_prob): Don't print total_num_never_executed.
14720 2009-06-17 David Daney <ddaney@caviumnetworks.com>
14722 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
14724 2009-06-17 David Edelsohn <edelsohn@gnu.org>
14726 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
14727 (nabstd2_fpr): Same.
14729 2009-06-17 Steve Ellcey <sje@cup.hp.com>
14731 * expr.c (expand_assignment): Change complex type check.
14733 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
14735 * doc/plugins.texi (Building GCC plugins): Added new section.
14737 2009-06-17 Ian Lance Taylor <iant@google.com>
14739 * c-pch.c (get_ident): Don't set size of templ array.
14740 (pch_init): Don't set size of partial_pch array.
14742 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
14743 string constant to intialize an array whose size is the length of
14746 2009-06-17 Richard Guenther <rguenther@suse.de>
14748 PR tree-optimization/40389
14749 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
14750 to addressable types.
14751 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
14753 2009-06-17 Richard Guenther <rguenther@suse.de>
14755 PR middle-end/40460
14756 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
14757 if there is no evolution of left in the loop bail out.
14758 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
14759 chrec_fold_multiply.
14761 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
14762 Janis Johnson <janis187@us.ibm.com>
14765 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
14766 for the symbol ref of a constant that is the source of a move
14767 - nor for any other not-obvious-label-ref constants.
14769 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
14771 * plugin.c (position_pass): Skip newly inserted pass during list
14772 traversal to avoid repeated insertion.
14774 2009-06-16 Ian Lance Taylor <iant@google.com>
14776 * vec.h (VEC_stack_alloc): Define different version if
14777 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
14778 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
14779 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
14780 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
14782 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
14784 * config.gcc (extra_headers): Add ia32intrin.h for x86.
14786 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
14787 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
14788 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
14789 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
14790 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
14791 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
14792 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
14793 (bdesc_special_args): Add __builtin_ia32_rdtsc and
14794 __builtin_ia32_rdtscp.
14795 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
14796 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
14797 and __builtin_ia32_rorhi.
14798 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
14799 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
14800 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
14801 (ix86_expand_args_builtin): Likewise.
14802 (ix86_expand_special_args_builtin): Likewise.
14804 * config/i386/i386.md (UNSPECV_RDTSCP): New.
14805 (UNSPECV_RDTSC): Likewise.
14806 (UNSPECV_RDPMC): Likewise.
14807 (*bsr): Renamed to ...
14809 (*bsr_rex64): Renamed to ...
14812 (*rdpmc): Likewise.
14813 (*rdpmc_rex64): Likewise.
14815 (*rdtsc): Likewise.
14816 (*rdtsc_rex64): Likewise.
14817 (rdtscp): Likewise.
14818 (*rdtscp): Likewise.
14819 (*rdtscp_rex64): Likewise.
14821 * config/i386/ia32intrin.h: New.
14823 * config/i386/x86intrin.h: Include <ia32intrin.h>.
14825 2009-06-16 Ian Lance Taylor <iant@google.com>
14827 * ira-build.c (copy_info_to_removed_store_destinations):
14828 Initialize parent_a.
14830 2009-06-16 Ian Lance Taylor <iant@google.com>
14832 * c-decl.c (grokdeclarator): Change size_varies to bool.
14834 2009-06-16 Ian Lance Taylor <iant@google.com>
14836 * sel-sched.c: Make forward declarations of move_op_hooks and
14837 fur_hooks explicitly extern.
14839 2009-06-16 Ian Lance Taylor <iant@google.com>
14841 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
14842 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
14844 2009-06-16 Ian Lance Taylor <iant@google.com>
14846 * resource.c (mark_referenced_resources): Change
14847 include_delayed_effects parameter to bool. Change all callers.
14848 (mark_end_of_function_resources): Likewise.
14849 * reorg.c (insn_references_resource_p): Likewise.
14850 (insn_sets_resource_p): Likewise.
14851 * resource.h (mark_referenced_resources): Update declaration.
14852 (mark_end_of_function_resources): Update declaration.
14854 2009-06-16 David Edelsohn <edelsohn@gnu.org>
14856 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
14858 2009-06-16 David Edelsohn <edelsohn@gnu.org>
14860 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
14861 GCC can bootstrap on AIX with GNU Binutils 2.20.
14863 2009-06-16 Ian Lance Taylor <iant@google.com>
14865 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
14867 2009-06-16 Ian Lance Taylor <iant@google.com>
14869 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
14870 inline, not extern inline.
14871 (exact_log2): Likewise.
14872 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
14874 (exact_log2): Likewise, but don't test CTZ_HWI.
14876 2009-06-16 Ian Lance Taylor <iant@google.com>
14878 * bitmap.c (bitmap_clear): Don't declare as inline.
14879 * gimple.c (gimplify_assign): Likewise.
14880 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
14881 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
14882 (sched_scan_info): Remove duplicate definition.
14884 2009-06-16 Ian Lance Taylor <iant@google.com>
14886 * c-common.c (skip_evaluation): Don't define.
14887 (c_inhibit_evaluation_warnings): Define global variable.
14888 (overflow_warning): Check c_inhibit_evaluation_warnings rather
14889 than skip_evaluation.
14890 (convert_and_check, warn_for_div_by_zero): Likewise.
14891 * c-common.h (skip_evaluation): Don't declare.
14892 (c_inhibit_evaluation_warnings): Declare.
14893 * c-parser.c (c_parser_typeof_specifier): Set
14894 c_inhibit_evaluation_warnings rather than skip_evaluation.
14895 (c_parser_conditional_expression): Likewise.
14896 (c_parser_binary_expression): Likewise.
14897 (c_parser_sizeof_expression): Likewise.
14898 (c_parser_alignof_expression): Likewise.
14899 * c-typeck.c (build_indirect_ref): Check
14900 c_inhibit_evaluation_warnings rather than skip_evaluation.
14901 (build_conditional_expr, build_binary_op): Likewise.
14903 2009-06-16 Richard Guenther <rguenther@suse.de>
14905 * tree-ssa-alias.c (is_escape_site): Remove.
14906 * tree-ssa-alias.h (enum escape_type): Remove.
14907 (is_escape_site): Likewise.
14908 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
14909 via casts and asms without deferring to is_escape_site.
14911 2009-06-16 Jakub Jelinek <jakub@redhat.com>
14913 PR middle-end/40446
14914 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
14915 use gen_lowpart if op0 has complex mode.
14917 2009-06-16 Richard Guenther <rguenther@suse.de>
14919 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
14920 variables add them to ESCAPED.
14921 (find_func_aliases): Do not make all indirectly stored values escaped.
14923 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
14925 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
14926 make_decl_one_only.
14928 2009-06-16 Martin Jambor <mjambor@suse.cz>
14930 PR tree-optimization/40432
14931 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
14932 check whether we need to force gimple register operand.
14934 2009-06-16 Martin Jambor <mjambor@suse.cz>
14936 PR tree-optimization/40413
14937 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
14938 build_ref_for_offset.
14939 (propagate_subacesses_accross_link): Fix a typo in a comment.
14941 2009-06-16 Ira Rosen <irar@il.ibm.com>
14943 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
14944 with additional parameter.
14945 * tree-vectorizer.h (enum vect_def_type): Add new value
14947 (enum vect_relevant): Add comments.
14948 (vect_is_simple_reduction): Add new argument.
14949 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
14950 Detect nested cycles.
14951 (vect_is_simple_reduction): Update documentation, add an argument to
14952 distinguish inner-loop reduction from nested cycle, detect nested
14953 cycles, fix printings and indentation, don't swap operands in case
14955 (get_initial_def_for_reduction): Handle subtraction.
14956 (vect_create_epilog_for_reduction): Add new argument to specify
14957 reduction variable.
14958 (vect_finalize_reduction): Handle subtraction, fix comments.
14959 (vectorizable_reduction): Handle nested cycles. In case of nested
14960 cycle keep track of the reduction variable position. Call
14961 vect_is_simple_reduction with additional parameter. Use original
14962 statement code in reduction epilogue for nested cycle. Call
14963 vect_create_epilog_for_reduction with additional parameter.
14964 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
14965 inner-loop vectorization.
14966 (vect_recog_widen_sum_pattern): Likewise.
14967 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
14969 (vect_mark_stmts_to_be_vectorized): Likewise.
14970 (vect_get_vec_def_for_operand): Handle nested cycles.
14972 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14974 * doc/invoke.texi (Debugging Options): Fix option index entries
14975 for -fdump-statistics, -frandom-seed add entries for
14976 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
14977 (FRV Options): Fix entries for -mTLS, -mtls.
14978 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
14979 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
14980 (M68hc1x Options): Fix @itemx for -mnominmax.
14981 (MCore Options): Fix entry for -mno-lsim.
14982 (MMIX Options): Fix entry for -mabi=mmixware.
14983 (PDP-11 Options): Fix entry for -mbcopy-builtin.
14985 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
14987 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
14988 Mention the plugin mode of gengtype.
14989 * doc/gty.texi (Source Files Containing Type Information): Likewise.
14990 * gengtype.c: Updated copyright.
14991 (plugin_files, nb_plugin_files) Added new static variables.
14992 (measure_input_list) Care about plugin_files.
14993 (write_rtx_next): Added early return in plugin mode.
14994 (create_file): Updated copyright year in generated file. Added
14996 (oprintf): Added early return if NULL outf.
14997 (get_output_file_with_visibility): Care of plugin_files.
14998 (get_output_file_name): May return null.
14999 (write_local): Added early return.
15000 (put_mangled_filename): Ditto.
15001 (finish_root_table): Added check for base_files.
15002 (write_roots): Care about null when plugins.
15003 (main): Added plugin mode.
15005 2009-06-15 Ian Lance Taylor <iant@google.com>
15007 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
15008 * gcov.c (read_count_file): Add braces around variables declared
15011 * c.opt (Wjump-misses-init): New warning.
15012 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
15013 -Wall and -Wc++-compat if not already set.
15014 (c_common_post_options): Clear warn_jump_misses_init if it was not
15016 * c-decl.c (struct c_binding): Change type field to a union with
15017 new label field. Make it the first field in the struct. Update
15018 references to type to use u.type instead.
15019 (struct c_spot_bindings): Define.
15020 (struct c_goto_bindings): Define.
15021 (c_goto_bindings_p): Define, along with VECs.
15022 (struct c_label_vars): Define.
15023 (struct c_scope): Add has_label_bindings field.
15024 (bind_label, set_spot_bindings): New static functions.
15025 (decl_jump_unsafe, update_spot_bindings): New static functions.
15026 (update_label_decls): New static function.
15027 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
15028 Update binding u.label field to shadowed field.
15029 (c_binding_start_stmt_expr): New function.
15030 (c_binding_end_stmt_expr): New function.
15031 (pushdecl): Don't call c_begin_vm_scope.
15032 (make_label): Add defining and p_label_vars parameters. Change
15034 (lookup_label): Correct test for whether a label has not yet been
15035 defined. Call bind_label rather than bind.
15036 (warn_about_goto): New static function.
15037 (lookup_label_for_goto): New function.
15038 (declare_label): Call bind_label rather than bind.
15039 (check_earlier_gotos): New static function.
15040 (define_label): Don't give errors about jumping into statement
15041 expressions or scopes of variably modified types. Call
15042 set_spot_bindings and check_earlier_gotos. Call bind_label
15043 instead of bind. Don't set label_context_stack_se or
15044 label_context_stack_vm.
15045 (c_get_switch_bindings): New function.
15046 (c_release_switch_bindings): New function.
15047 (c_check_switch_jump_warnings): New function.
15048 (start_function): Don't set label_context_stack_se or
15049 label_context_stack_vm.
15050 (finish_function): Likewise.
15051 * c-typeck.c (label_context_stack_se): Don't define.
15052 (label_context_stack_vm): Don't define.
15053 (c_finish_goto_label): Call lookup_label_for_goto rather than
15054 lookup_label. Don't give errors about jumping into a statement
15055 expression or the scope of a variably modified type. Don't set
15056 label_context_stack_se or label_context_stack_vm.
15057 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
15058 fields. Add bindings field.
15059 (c_start_case): Don't set deleted fields. Set bindings field.
15060 (do_case): Rework order of tests. Don't check blocked_stmt_expr
15061 or blocked_vm. Call c_check_switch_jump_warnings.
15062 (c_finish_case): Don't test blocked_stmt_expr field. Call
15063 c_release_switch_bindings.
15064 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
15065 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15066 set label_context_stack_se. Call c_bindings_start_stmt_expr.
15067 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
15068 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15069 set label_context_stack_se. Call c_bindings_end_stmt_expr.
15070 (c_begin_vm_scope, c_end_vm_scope): Don't define.
15071 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
15072 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
15073 (C_DECL_UNJUMPABLE_VM): Don't define.
15074 (C_DECL_UNDEFINABLE_VM): Don't define.
15075 (struct c_label_list): Don't define.
15076 (struct c_label_context_se): Don't define.
15077 (struct c_label_context_vm): Don't define.
15078 (struct c_spot_bindings): Declare.
15079 (c_bindings_start_stmt_expr): Declare.
15080 (c_bindings_end_stmt_expr): Declare.
15081 (lookup_label_for_goto): Declare.
15082 (c_get_switch_bindings, c_release_switch_bindings): Declare.
15083 (c_check_switch_jump_warnings): Declare.
15084 (label_context_stack_se, label_context_stack_vm): Don't declare.
15085 (c_finish_goto_label): Update declaration.
15086 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
15087 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
15088 (Warning Options): Document -Wjump-misses-init.
15090 2009-06-15 Jakub Jelinek <jakub@redhat.com>
15092 * tree-object-size.c (addr_object_size): Fix a pasto in the last
15095 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15097 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
15099 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15101 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
15103 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15105 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
15107 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15109 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
15110 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
15111 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
15112 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
15113 * dwarf2asm.c (dw2_force_const_mem): Update call to
15114 make_decl_one_only.
15115 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
15116 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
15117 * langhooks.c (lhd_comdat_group): Remove.
15118 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
15119 * tree.h (DECL_COMDAT_GROUP): New.
15120 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
15121 (tree_decl_with_vis): Add comdat_group. Remove one_only.
15122 (make_decl_one_only): Change signature.
15123 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
15124 make_decl_one_only.
15125 (make_decl_one_only): Change signature.
15126 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
15128 2009-06-15 Richard Guenther <rguenther@suse.de>
15130 PR middle-end/40439
15131 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
15133 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15135 * tree-ssa-math-opts.c: Remove extra divide.
15137 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15139 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
15141 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15143 * passes.c: Add bswap pass.
15144 * tree-pass.h: Add pass_optimize_bswap declaration.
15145 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
15146 Include rtl.h, expr.h and optabs.h for optab_handler check.
15147 (struct symbolic_number, pass_optimize_bswap): New definition.
15148 (do_shift_rotate, verify_symbolic_number_p): New functions.
15149 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
15150 (gate_optimize_bswap): New function.
15151 * tree.c (widest_int_cst_value): New function.
15152 * tree.h (widest_int_cst_value): Prototype added.
15154 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
15156 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
15157 REG_EQUAL/REG_EQUIV notes.
15159 2009-06-14 Richard Guenther <rguenther@suse.de>
15161 PR middle-end/40389
15162 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
15163 has its address taken if NRV was applied and it is addressable.
15164 * tree-ssa-structalias.c (get_constraint_for_address_of): New
15165 function split out from ...
15166 (get_constraint_for_1): ... here.
15167 (handle_rhs_call): Use it to mark the return slot escaped if
15168 it is addressable and NRV was applied.
15170 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15172 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
15173 Change first argument type to location_t.
15174 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
15175 Do not set input_location.
15176 Use loc instead of input_location throughout.
15178 2009-06-13 Richard Guenther <rguenther@suse.de>
15180 PR tree-optimization/40421
15181 * tree-predcom.c (should_unroll_loop_p): Remove.
15182 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
15184 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15186 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15187 Add location argument.
15189 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15191 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
15193 * config/s390/s390.c (s390_build_builtin_va_list): Same.
15194 (s390_gimplify_va_arg): Pass location to create_artificial_label.
15195 * config/spu/spu-protos.h: Add location to
15196 spu_resolve_overloaded_builtin.
15197 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
15198 spu_build_builtin_va_list.
15199 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
15200 argument. Pass location to build_function_call_vec.
15201 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
15203 (emit_fpu_switch): Same.
15204 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
15205 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
15206 to build_decl and create_artificial_label.
15207 (xtensa_gimplify_va_arg_expr): Same.
15208 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
15209 (xstormy16_gimplify_va_arg_expr): Same.
15210 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
15211 * config/arm/arm.c (arm_build_builtin_va_list): Same.
15212 * config/mips/mips.c (mips_build_builtin_va_list): Same.
15213 (mips16_build_function_stub): Same.
15214 (mips16_build_call_stub): Same.
15216 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
15219 * arm/constraints.md (Pa, Pb): New constraints.
15220 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
15221 split pattern to deal with them.
15223 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
15225 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
15226 fix index entry for -Xpreprocessor.
15228 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
15230 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15231 Add location argument to build_decl call.
15232 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
15233 (rs6000_init_builtins): Same.
15234 (spe_init_builtins): Same.
15235 (rs6000_gimplify_va_arg): Add location argument to
15236 create_artificial_label call.
15238 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
15240 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
15241 * combine-stack-adj.c (pass_stack_adjustments): Use it.
15242 * Makefile.in: Fix GGC dependency for gcse.o.
15244 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
15246 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
15247 * gimple-pretty-print.c (dump_gimple_stmt): Same.
15248 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
15250 * c-parser.c (c_parser_binary_expression): Use current column while
15251 building binary operations.
15252 * common.opt (fshow-column): Enable by default.
15253 * tree-vrp.c (check_array_ref): Use warning_at.
15254 (check_array_bounds): Use location from call back if expr has no
15256 * tree.h: Add location argument to maybe_fold_*.
15257 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
15258 (maybe_fold_offset_to_array_ref): Add location argument and use it.
15259 (maybe_fold_offset_to_component_ref): Same.
15260 (maybe_fold_offset_to_reference): Same.
15261 (maybe_fold_offset_to_address): Same.
15262 (maybe_fold_stmt_indirect): Same.
15263 (maybe_fold_stmt_addition): Same.
15264 (fold_stmt_r): Pass location to maybe_fold_*.
15265 (fold_gimple_assign): Same.
15266 * c-tree.h: Add location argument to finish_decl,
15267 default_function_array_conversion, store_init_value.
15268 * c-decl.c (define_label): Use error_at.
15269 (c_make_fname_decl): Pass location to finish_decl.
15270 (finish_decl): New location argument.
15271 (build_compound_literal): Pass location to store_init_value.
15272 (grokdeclarator): Pass location to finish_decl.
15274 * c-typeck.c (array_to_pointer_conversion): New location argument.
15275 (function_to_pointer_conversion): Same.
15276 (default_function_array_conversion): Same.
15277 (parser_build_unary_op): Pass location to overflow_warning.
15278 (parser_build_binary_op): Same. Use warning_at.
15279 (build_unary_op): Pass location to array_to_pointer_conversion.
15280 (build_c_cast): Pass location to digest_init.
15281 (build_modify_expr): New location argument.
15282 (convert_for_assignment): Same.
15283 (store_init_value): Same.
15284 (digest_init): Same.
15285 (output_init_element): Pass location to digest_init and
15286 array_to_pointer_conversion.
15287 (c_finish_return): Pass location to convert_for_assignment.
15288 * gimplify.c (gimplify_conversion): Pass location to
15289 maybe_fold_offset_to_address.
15290 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
15291 to maybe_fold_stmt_addition.
15292 * c-omp.c (c_finish_omp_atomic): Pass new location to
15294 (c_finish_omp_for): Same.
15295 * c-common.c (overflow_warning): New argument.
15296 * c-common.h: New argument to build_modify_expr, overflow_warning.
15297 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
15299 (c_parser_initializer): Pass location to
15300 default_function_array_conversion.
15301 (c_parser_initelt): Same.
15302 (c_parser_initval): Same.
15303 (c_parser_asm_operands): Same.
15304 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
15305 (c_parser_conditional_expression): Same.
15306 (c_parser_binary_expression): Add location info to stack. Use it.
15307 (c_parser_unary_expression): Pass location to
15308 default_function_array_conversion, parser_build_unary_op,
15309 build_indirect_ref, c_parser_postfix_expression_after_primary.
15310 (c_parser_postfix_expression_after_primary): New location argument.
15312 (c_parser_expression_conv): Pass location to
15313 default_function_array_conversion.
15314 (c_parser_expr_list): Same.
15315 (c_parser_omp_atomic): Same.
15316 (c_parser_omp_for_loop): Same.
15317 * c-tree.h (struct c_declarator): Add comment to id_loc.
15318 (build_array_declarator): New argument.
15319 * c-decl.c (build_array_declarator): Add location argument.
15320 (grokdeclarator): Set id_loc for cdk_array.
15321 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
15322 build_array_declarator.
15323 * tree.c (build_omp_clause): Add location argument.
15324 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
15325 (OMP_CLAUSE_LOCATION): New macro.
15326 (struct tree_omp_clause): Add location field.
15327 (build_omp_clause): Add argument.
15328 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
15330 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
15331 (cp_parser_omp_clause_collapse): Same.
15332 (cp_parser_omp_clause_default): Same.
15333 (cp_parser_omp_clause_if): Same.
15334 (cp_parser_omp_clause_nowait): Same.
15335 (cp_parser_omp_clause_num_threads): Same.
15336 (cp_parser_omp_clause_ordered): Same.
15337 (cp_parser_omp_clause_schedule): Same.
15338 (cp_parser_omp_clause_untied): Same.
15339 (cp_parser_omp_for_loop): Same.
15340 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
15341 * c-tree.h (c_start_case): Add location argument.
15342 (c_process_expr_stmt): Same.
15343 (c_finish_goto_*): Same.
15344 * tree-parloops.c (initialize_reductions): Pass location to
15346 (create_parallel_loop): Same.
15347 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
15348 (gfc_trans_omp_reduction_list): Same.
15349 (gfc_trans_omp_clauses): Same.
15350 (gfc_trans_omp_do): Same.
15351 * c-typeck.c (c_finish_goto_label): Same.
15352 (c_finish_goto_ptr): New location argument.
15353 (c_start_case): Same.
15354 (emit_side_effect_warnings): Same.
15355 (c_process_expr_stmt): Same.
15356 (c_finish_stmt_expr): Same.
15357 (c_finish_omp_clauses): Use error_at instead of error.
15358 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
15360 * c-omp.c (c_split_parallel_clauses): New location argument.
15361 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
15362 to build_omp_clause.
15363 (convert_local_reference_stmt): Same.
15364 (convert_gimple_call): Same.
15365 * c-common.h (c_split_parallel_clauses): New argument.
15366 * c-parser.c (c_parser_statement_after_labels): Pass location to
15367 c_finish_goto_label.
15368 (c_parser_switch_statement): Pass location to c_start_case.
15369 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
15370 and c_process_expr_stmt.
15371 (c_parser_omp_variable_list): Add location argument.
15372 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
15373 (c_parser_omp_clause_default): Same.
15374 (c_parser_omp_clause_if): Same.
15375 (c_parser_omp_clause_num_threads): Same.
15376 (-c_parser_omp_clause_ordered): Same.
15377 (c_parser_omp_clause_reduction): Pass location to
15378 c_parser_omp_variable_list.
15379 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
15380 (c_parser_omp_clause_untied): Same.
15381 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
15382 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
15384 * c-tree.h (check_for_loop_decls, undeclared_variable,
15385 build_component_ref, build_array_ref, build_external_ref,
15386 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
15387 build_conditional_expr, build_compound_expr, c_cast_expr,
15388 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
15389 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
15391 * c-semantics.c (build_stmt): Same.
15392 (build_case_label): Same.
15393 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
15394 (undeclared_variable): New argument.
15395 (make_label): Same.
15396 (lookup_label): Pass location on down.
15397 (define_label): Same.
15398 (finish_decl): Same.
15399 (build_compound_literal): Same.
15400 (finish_struct): Same.
15401 (finish_function): Do not set location here.
15402 (check_for_loop_decls): New argument.
15403 * tree.c (save_expr): Set location.
15404 (build_empty_stmt): New argument.
15405 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
15406 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
15407 * builtins.c (gimplify_va_arg_expr): Use locations.
15408 (expand_builtin_sync_operation): Same.
15409 * c-typeck.c (build_component_ref): New argument.
15410 (build_array_ref): Same.
15411 (build_external_ref): Same.
15412 (c_expr_sizeof_expr): Same.
15413 (c_expr_sizeof_type): Same.
15414 (parser_build_unary_op): Same.
15415 (build_conditional_expr): Same.
15416 (build_compound_expr): Pass location on down.
15417 (build_compound_expr): New argument.
15418 (build_c_cast): Same.
15419 (c_cast_expr): Same.
15420 (build_asm_expr): Same.
15421 (c_finish_return): Same.
15422 (c_process_expr_stmt): Pass location on down.
15423 (c_finish_stmt_expr): New argument.
15424 (push_clenaup): Same.
15425 (c_finish_omp_parallel): Same.
15426 (c_finish_omp_task): Same.
15427 * gimplify.c (gimplify_call_expr): Pass location on down.
15428 * c-omp.c (c_finish_omp_master): New argument.
15429 (c_finish_omp_critical): Same.
15430 (c_finish_omp_ordered): Same.
15431 (c_finish_omp_barrier): Same.
15432 (-c_finish_omp_taskwait): Same.
15433 (c_finish_omp_atomic): Same.
15434 (c_finish_omp_flush): Same.
15435 * tree-inline.c (copy_tree_body_r): Pass location on down.
15436 (inline_forbidden_p): Remove use of input_location.
15437 * c-gimplify.c (c_build_bind_expr): New argument.
15438 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
15439 (c_sizeof_or_alignof_type): New argument.
15440 (c_alignof_expr): Same.
15441 (build_va_arg): Same.
15442 (c_add_case_label): Same.
15443 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
15444 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
15445 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
15446 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
15447 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
15448 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
15450 * stub-objc.c (objc_build_selector_expr): Same.
15451 (objc_build_throw_stmt): Same.
15452 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
15453 (c_parser_initelt): Same.
15454 (c_parser_compound_statement): Same.
15455 (c_parser_compound_statement_nostart): Same.
15456 (c_parser_label): Same.
15457 (c_parser_statement_after_labels): Same.
15458 (c_parser_if_body): Same.
15459 (c_parser_else_body): Same.
15460 (c_parser_if_statement): Same.
15461 (c_parser_switch_statement): Same.
15462 (c_parser_while_statement): Same.
15463 (c_parser_do_statement): Same.
15464 (c_parser_for_statement): Same.
15465 (c_parser_asm_statement): Same.
15466 (c_parser_conditional_expression): Same.
15467 (c_parser_binary_expression): Same.
15468 (c_parser_cast_expression): Same.
15469 (c_parser_unary_expression): Same.
15470 (c_parser_sizeof_expression): Same.
15471 (c_parser_alignof_expression): Same.
15472 (c_parser_postfix_expression): Same.
15473 (c_parser_expression): Same.
15474 (c_parser_objc_receiver): Same.
15475 (c_parser_omp_variable_list): Same.
15476 (c_parser_omp_structured_block): Same.
15477 (c_parser_omp_atomic): New argument.
15478 (c_parser_omp_barrier): Same.
15479 (c_parser_omp_critical): Same.
15480 (c_parser_omp_flush): Pass location on down.
15481 (c_parser_omp_for_loop): New argument.
15482 (c_parser_omp_for): Same.
15483 (c_parser_omp_master): Same.
15484 (c_parser_omp_ordered): Same.
15485 (c_parser_omp_sections_scope): Same.
15486 (c_parser_omp_sections): Same.
15487 (c_parser_omp_parallel): Same.
15488 (c_parser_omp_single): Same.
15489 (c_parser_omp_task): Same.
15490 (c_parser_omp_taskwait): Pass location on down.
15491 (c_parser_omp_construct): Same.
15492 (c_parser_omp_threadprivate): Same.
15493 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
15494 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
15495 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
15496 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
15497 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
15498 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
15499 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
15500 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
15501 config/i386/i386.c, stmt.c:
15502 Add location argument to the following function definitions and/or
15503 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
15504 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
15505 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
15506 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
15507 do_case, c_finish_bc_stmt, build_compound_literal,
15508 build_function_call.
15509 * c-decl.c (build_compound_literal): Add location argument.
15510 Make all diagnostic calls use location.
15511 (start_struct): Same.
15512 (finish_struct): Same.
15513 (start_enum): Same.
15514 (build_enumerator): Same.
15515 (start_function): Same.
15516 (grokdeclarator): Make all diagnostic calls use location.
15517 (store_parm_decls_oldstyle): Same.
15518 * c-typeck.c (build_function_call): Add location argument.
15519 Make all diagnostic calls use location.
15521 (c_finish_bc_stmt): Same.
15522 * tree-nested.c (get_trampoline_type): Add argument.
15523 Pass location to build_decl.
15524 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
15525 * rtl.h (RTL_LOCATION): New.
15526 * c-common.c (c_add_case_label): Add location argument.
15527 Make all diagnostic calls use location.
15528 * c-common.h: Add location argument to make_fname_decl, do_case,
15529 c_add_case_label, build_function_call, resolve_overloaded_builtin.
15530 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
15531 Set it appropriately for every case. Pass enum_loc to start_enum
15532 call. Pass value_loc first to build_enumerator. Pass enum_loc to
15534 (c_parser_struct_or_union_specifier): Save location. Use it for
15535 start_struct, finish_struct, and parser_xref_tag.
15537 2009-06-12 Ian Lance Taylor <iant@google.com>
15539 * fold-const.c (fold_unary): Rename local variable and to and_expr.
15541 * c-opts.c (c_common_handle_option): For -Wc++-compat set
15542 cpp_opts->warn_cxx_operator_names.
15544 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15547 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
15548 is returns NULL and OP is a VCE, look through the VCE.
15550 2009-06-12 Ian Lance Taylor <iant@google.com>
15553 * collect2.c (main): Use CONST_CAST2 in code inside #if
15554 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
15556 2009-06-12 Joey Ye <joey.ye@intel.com>
15558 PR middle-end/39146
15559 * cfgexpand.c (get_decl_align_unit): Update
15560 max_used_stack_slot_alignment with align instead of
15561 stack_alignment_needed.
15563 * function.c (assign_stack_local_1): Update
15564 max_used_stack_slot_alignment with alignment_in_bits instead
15565 of stack_alignment_needed.
15566 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
15569 2009-06-12 Jakub Jelinek <jakub@redhat.com>
15571 * dwarf2out.c (last_var_location_insn): New variable.
15572 (dwarf2out_end_epilogue): Clear last_var_location_insn.
15573 (dwarf2out_var_location): Don't record anything after last real
15574 insn. Only change labels if there were any real instructions
15575 in between last note and this one, or if changed sections.
15577 2009-06-11 Richard Henderson <rth@redhat.com>
15579 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
15580 note when storing the frame pointer in a register.
15581 (FRP): Don't redefine to nothing for epilogue.
15582 (alpha_expand_epilogue): Mark register and sp restores.
15583 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
15585 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
15586 when gen_lowpart is needed.
15588 2009-06-11 Richard Henderson <rth@redhat.com>
15590 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
15592 * dwarf2out.c (need_data_align_sf_opcode): New.
15593 (div_data_align): Move earlier.
15594 (def_cfa_1, reg_save): Use it.
15596 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
15598 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
15599 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
15600 (ix86_handle_option): Handle OPT_mcrc32.
15601 (ix86_target_string): Add -mcrc32.
15602 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
15604 * config/i386/i386.h (TARGET_CRC32): New.
15606 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
15607 (sse4_2_crc32di): Likewise.
15609 * config/i386/i386.opt (mcrc32): New.
15611 * doc/invoke.texi: Document -mcrc32.
15613 2009-06-11 Richard Henderson <rth@redhat.com>
15615 * common.opt (gdwarf-): Accept a version number.
15616 * doc/invoke.texi (gdwarf-): Update docs.
15617 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
15618 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
15619 version level, and record it.
15621 * dwarf2.h (DW_CIE_VERSION): Remove.
15622 * dwarf2out.c (DWARF_VERSION): Remove.
15623 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
15624 (output_call_frame_info): Use CIE version 3 for dwarf3,
15625 or if the return register column is out of range for version 1.
15626 (dwarf_stack_op_name): Add all dwarf3 values.
15627 (DEBUG_PUBTYPES_SECTION): New.
15628 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
15629 encoding change for dwarf3.
15630 (output_die) [dw_val_class_die_ref]: Likewise.
15631 (output_compilation_unit_header): Emit correct version for dwarf3.
15632 (output_line_info): Likewise.
15633 (output_pubnames): Update for DWARF_VERSION removal.
15634 (output_aranges): Likewise.
15635 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
15636 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
15637 (dwarf2out_finish): Likewise.
15639 2009-06-11 David Daney <ddaney@caviumnetworks.com>
15641 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
15644 2009-06-11 David Daney <ddaney@caviumnetworks.com>
15647 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
15648 * builtins.c (expand_builtin_unreachable): New function.
15649 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
15650 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
15651 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
15653 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
15654 searching for missing barriers.
15656 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15658 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
15659 when -fprofile-generate* was passed.
15660 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15662 2009-06-11 Anthony Green <green@moxielogic.com>
15664 * config/moxie/moxie.md: Define length attribute for all instructions.
15666 (*b<cond:code>): Support limited branch ranges for new PC-relative
15667 branch instructions.
15668 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
15670 2009-06-11 Jakub Jelinek <jakub@redhat.com>
15672 * config/i386/i386.c (min_insn_size): Use get_attr_length
15673 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
15674 For __asm return 0.
15676 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
15677 instead of emit_insn_before.
15679 2009-06-10 Ian Lance Taylor <iant@google.com>
15682 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
15685 2009-06-10 Revital Eres <eres@il.ibm.com>
15687 * passes.c (init_optimization_passes): Reschedule
15688 predictive-commoning pass before complete unroll pass.
15690 2009-06-10 Martin Jambor <mjambor@suse.cz>
15692 * cgraph.c (cgraph_node_can_be_local_p): New function.
15693 (cgraph_make_node_local): New function.
15694 * cgraph.h (cgraph_node_can_be_local_p): Declare.
15695 (cgraph_make_node_local): Declare.
15697 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
15699 * tree.h (tree_base): Add packed_flag and user_align fields.
15700 Decrease size of spare field.
15701 (TYPE_USER_ALIGN): Use user_align from tree_base.
15702 (DECL_USER_ALIGN): Likewise.
15703 (TYPE_PACKED): Use packed_flag from tree_base.
15704 (DECL_PACKED): Likewise.
15705 (tree_type): Delete packed_flag and user_align fields. Widen
15706 precision field. Widen mode field and shuffle fields to align
15707 mode on an 8-bit boundary.
15708 (tree_decl_common): Delete decl_flag_1 and user_align fields.
15709 Renumber decl_flag_* fields. Fix comments. Widen
15710 decl_common_unused field.
15711 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
15712 (DECL_EXTERNAL): Likewise.
15713 (DECL_BIT_FIELD): Likewise.
15714 (DECL_NONADDRESSABLE_P): Likewise.
15715 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
15716 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
15718 2009-06-10 Ian Lance Taylor <iant@google.com>
15720 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
15721 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
15722 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
15723 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
15724 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
15725 DEF_VEC_ALLOC_FUNC_P.
15726 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
15727 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
15728 DEF_VEC_ALLOC_FUNC_O.
15729 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
15730 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
15731 DEF_VEC_ALLOC_FUNC_I.
15732 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
15733 (vec_stack_p_reserve_exact_1): Declare.
15734 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
15735 (vec_stack_free): Declare.
15736 (VEC_stack_alloc): Define.
15737 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
15738 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
15739 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
15740 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
15742 (stack_vecs): New static variable.
15743 (vec_stack_p_reserve_exact_1): New function.
15744 (vec_stack_o_reserve_1): New static function.
15745 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
15746 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
15747 (vec_stack_free): New function.
15748 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
15749 (VEC_df_ref_stack_alloc): Define.
15750 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
15751 DEF_VEC_ALLOC_P_STACK.
15752 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
15753 (struct df_collection_rec): Change _vec fields to VEC. Remove
15755 (df_free_collection_rec): Adjust for new fields.
15756 (df_insn_rescan): Use new df_collection_rec fields.
15757 (df_notes_rescan, df_canonize_collection_rec): Likewise.
15758 (df_ref_create_structure, df_ref_record): Likewise.
15759 (df_get_conditional_uses, df_get_call_refs): Likewise.
15760 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
15761 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
15762 (df_record_exit_block_uses, df_bb_verify): Likewise.
15763 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
15764 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
15765 Remove count parameter. Change return type to void. Change all
15767 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
15768 Remove count parameter. Change return type to void. Change all
15770 (df_install_refs): Change old_vec parameter to VEC. Remove count
15771 parameter. Change all callers.
15772 (df_install_mws): Change old_vec parameter to VEC. Remove count
15773 parameter. Change all callers.
15774 (df_refs_verify): Change new_rec parameter to VEC. Change call
15776 (df_mws_verify): Likewise.
15778 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
15780 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
15782 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
15784 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
15786 2009-06-10 Anthony Green <green@moxielogic.com>
15788 * config/moxie/crti.asm: New file.
15789 * config/moxie/crtn.asm: New file.
15790 * config/moxie/moxie.c: New file.
15791 * config/moxie/moxie.h: New file.
15792 * config/moxie/sfp-machine.h: New file.
15793 * config/moxie/moxie-protos.h: New file.
15794 * config/moxie/t-moxie: Created.
15795 * config/moxie/t-moxie-softfp: Created.
15796 * config/moxie/moxie.md: Created.
15797 * config/moxie/constraints.md: Created.
15798 * config.gcc: Add moxie support.
15799 * doc/md.texi (Machine Constraints): Add moxie constraints.
15800 * doc/contrib.texi (Contributors): Mention moxie port.
15801 * doc/install.texi (Specific): Mention the moxie port.
15803 2009-06-09 Ian Lance Taylor <iant@google.com>
15805 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
15806 compiling with C++.
15807 * optabs.c (optab_table): Only use designated initializers if
15808 HAVE_DESIGNATED_INITIALIZERS is defined.
15809 (convert_optab_table): Likewise.
15810 (init_optabs): Always call init_insn_codes if
15811 HAVE_DESIGNATED_INITIALIZERS is not defined.
15813 2009-06-09 Ian Lance Taylor <iant@google.com>
15815 * targhooks.c (default_builtin_vectorized_function): Change fn
15816 parameter to unsigned int.
15817 (default_builtin_vectorized_conversion): Change code parameter to
15819 (default_builtin_reciprocal): Change fn parameter to unsigned int.
15820 * targhooks.h: Update declarations.
15821 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
15822 parameter to unsigned int.
15824 * c-typeck.c (comptypes_check_enum_int): New static function.
15825 (comptypes_internal): Add enum_and_int_p parameter. Change all
15827 (comp_target_types): Add location parameter. Change all callers.
15828 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
15829 Change all callers.
15830 (function_types_compatible_p, type_lists_compatible_p): Likewise.
15831 (build_conditional_expr): Add colon_loc parameter. Change all
15833 (convert_for_assignment): Add location parameter. Change all callers.
15834 * c-parser.c (c_parser_conditional_expression): Pass location of
15835 colon to build_conditional_expr.
15836 * c-tree.h (build_conditional_expr): Update declaration.
15838 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
15840 * graphite.c: Revert previous patch.
15842 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
15845 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
15847 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
15849 * tree-ssa-loop-prefetch.c
15850 (loop_prefetch_arrays): Fixed a portability problem in printf format
15853 2009-06-09 Martin Jambor <mjambor@suse.cz>
15855 PR tree-optimization/40351
15856 * tree-sra.c (propagate_subacesses_accross_link): Check that a
15857 refrence to a potential artifical subaccess can be constructed.
15859 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15861 * config/sh/sh-protos.h (sh_optimization_options): Declare.
15862 (sh_override_options): Likewise.
15863 * config/sh/sh.c: Include params.h.
15864 (sh_optimization_options): New.
15865 (sh_override_options): Likewise.
15866 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
15867 (OVERRIDE_OPTIONS): Use sh_override_options.
15869 2009-06-08 Jakub Jelinek <jakub@redhat.com>
15871 * dwarf2out.c (emit_cfa_remember): New variable.
15872 (add_fde_cfi): If emit_cfa_remember, recurse to add
15873 DW_CFA_remember_state first.
15874 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
15875 instead just set emit_cfa_remember.
15877 2009-06-08 Jan Hubicka <jh@suse.cz>
15880 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
15882 2009-06-08 Jan Hubicka <jh@suse.cz>
15884 PR middle-end/39834
15885 * cgraphunit.c (save_inline_function_body): Do not copy transform
15886 hooks for saved inline bodies.
15887 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
15888 for given function.
15890 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
15892 * jump.c (returnjump_p): Handle delayed branches. Add missing
15895 2009-06-08 Jan Hubicka <jh@suse.cz>
15897 PR middle-end/40102
15898 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
15899 original node might've been modified.
15900 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
15902 2009-06-08 Jakub Jelinek <jakub@redhat.com>
15904 * tree-object-size.c (addr_object_size): Add OSI argument.
15905 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
15906 (compute_builtin_object_size, expr_object_size): Adjust callers.
15907 (plus_stmt_object_size): Call addr_object_size instead of
15908 compute_builtin_object_size.
15910 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
15911 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15913 * tree-ssa-loop-prefetch.c
15914 (gather_memory_references): Introduced a counter for the number of
15916 (anything_to_prefetch_p): Introduced a counter for the number of
15918 (is_loop_prefetching_profitable): New function with a cost model
15920 (loop_prefetch_arrays): Use the new cost model to determine if
15921 prefetching is profitable.
15922 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
15923 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
15924 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
15925 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
15926 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
15927 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
15929 2009-06-08 Michael Matz <matz@suse.de>
15932 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
15933 partitions use the same.
15934 (expand_one_var): Deal with DECL_RTL sometimes begin set also
15935 for basevars of SSA_NAMEs.
15936 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
15937 to not expand them twice.
15938 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
15941 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
15943 * common.opt (fcompare-debug=, fcompare-debug-second): New.
15944 (fdump-final-insns=, gtoggle): New.
15945 * doc/invoke.texi: Document them.
15946 * final.c (rest_of_clean_state): Dump final insn stream.
15947 * gcc.c (invoke_as): Hook in -fcompare-debug.
15948 (static_spec_functions): Add compare-debug-dump-opt,
15949 compare-debug-self-opt and compare-debug-auxbase-opt.
15950 (compare_debug, compare_debug_second, compare_debug_opt): New.
15951 (switches_debug_check, n_switches_debug_check): New.
15952 (debug_auxbase_opt, debug_check_temp_file): New.
15953 (process_command): Handle -fno-compare-debug, -fcompare-debug and
15955 (do_self_spec): Handle arguments after switches.
15956 (do_spec_1): Add .gk extension to temp file basenames for compare.
15957 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
15958 (cc1_options): Use it instead of normal auxbase computation for
15959 the second compare-debug compilation.
15960 (compare_files): New.
15961 (main): Set up and implement compare debug mode.
15962 (compare_debug_dump_opt_spec_function): New.
15963 (compare_debug_self_opt_spec_function): New.
15964 (compare_debug_auxbase_opt_spec_function): New.
15965 * toplev.c (process_options): Handle flag_gtoggle,
15966 flag_dump_final_insns.
15967 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
15968 during -fcompare-debug-second compilation.
15970 2009-06-07 Ian Lance Taylor <iant@google.com>
15972 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
15973 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
15975 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
15976 with no default node. Change warning with %H to warning_at.
15977 Don't clear warn_switch around case checking.
15978 * doc/invoke.texi (Warning Options): Clarify distinction between
15979 -Wswitch and -Wswitch-enum.
15981 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15983 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
15985 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15987 * gbl-ctors.h: Add header guard.
15989 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15991 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
15992 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
15993 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
15994 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
15995 prototypes for removed functions.
15996 (expressions_equal_p): Move to ...
15997 * tree-ssa-sccvn.h: ... here and ...
15998 * matrix-reorg.c: ... adjust includes.
16000 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16002 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
16004 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16006 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
16007 (finish_function): Remove erroneous whitespace.
16009 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16011 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
16012 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
16014 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16016 * errors.c (internal_error): Commentary typo fix.
16017 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
16018 * tree-ssa-pre.c: Ditto.
16020 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16022 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
16023 them is supposed to hold actual statements.
16025 2009-06-06 Ian Lance Taylor <iant@google.com>
16027 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
16028 empty statements can now have attributes.
16030 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
16032 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
16033 * config/mips/mips.md: Ditto.
16035 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16037 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
16039 (__eabi_uconvert): Likewise.
16041 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16043 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
16044 CFI_* definitions with IN_GCC.
16046 2009-06-05 David Edelsohn <edelsohn@gnu.org>
16048 * xcoffout.h (xcoffout_source_line): Update prototype.
16050 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16052 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
16053 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
16055 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16057 PR middle-end/40340
16058 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
16059 inlined_function_outer_scope_p blocks for artificial inlines
16061 * tree.c (tree_nonartificial_location): Rewrite using
16062 block_nonartificial_location.
16064 2009-06-05 Revital Eres <eres@il.ibm.com>
16065 Leehod Baruch <leehod@il.ibm.com>
16067 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
16068 (expand_expr_real_1): Remove comment.
16069 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16070 Vectorize misaligned access when the target supports it.
16071 (vect_supportable_dr_alignment): Check for unaligned access support.
16072 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
16075 2009-06-05 Julian Brown <julian@codesourcery.com>
16077 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
16078 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
16080 2009-06-05 Richard Guenther <rguenther@suse.de>
16083 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
16084 as possibly unused.
16086 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16088 * config/s390/s390.c (global_not_special_regno_p): New static inline.
16089 (save_gprs): Don't tell unwinder when a global register is saved.
16090 (s390_emit_epilogue): Emit needed epilogue unwind info.
16092 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16094 * dwarf2out.c (deferred_asm_name): New.
16095 (add_name_and_src_coords_attributes): Defer creation of
16096 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
16098 (move_linkage_attr): New.
16099 (dwarf2out_finish): Revisit deferrals and emit attributes at the
16102 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16104 * tree-nested.c (finalize_nesting_tree_1): Declare the
16105 frame_decl in the binding tree.
16107 2009-06-04 Cary Coutant <ccoutant@google.com>
16109 * basic-block.h (struct basic_block_def): Add discriminator field.
16110 * dbxout.c (dbxout_source_line): Add new parameter. Change all
16112 * debug.c (do_nothing_debug_hooks): Add additional entry.
16113 (debug_nothing_int_charstar_int): New function.
16114 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
16115 (debug_nothing_int_charstar_int): New declaration.
16116 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
16117 discriminator value in .loc directive.
16118 * final.c (last_discriminator): New variable.
16119 (discriminator): New variable.
16120 (final_start_function): Initialize above variables, pass current
16121 discriminator to debug hook.
16122 (notice_source_line): Check for discriminator change.
16123 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
16124 * sdbout.c (sdbout_source_line): New parameter.
16125 * tree-cfg.c (struct locus_discrim_map): New structure type.
16126 (discriminator_per_locus): New hash table.
16127 (build_gimple_cfg): Allocate and free discriminator hash table.
16128 (make_edges): Call assign_discriminator.
16129 (locus_map_hash): New function.
16130 (locus_map_eq): New function.
16131 (next_discriminator_for_locus): New function.
16132 (same_line_p): New function.
16133 (assign_discriminator): New function.
16134 (make_cond_expr_edges): Call assign_discriminator.
16135 (make_gimple_switch_edges): Likewise.
16136 (first_non_label_stmt): New function.
16137 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
16139 * xcoffout.c (xcoffout_source_line): Add new parameter.
16141 * configure.ac (gcc_cv_as_discriminator): New configury check for
16142 gas support for discriminator.
16143 * configure: Regenerate.
16144 * config.in: Regenerate.
16146 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16148 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
16149 val after checking for integers.
16151 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
16153 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
16155 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
16156 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
16157 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
16158 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
16159 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
16160 X64_SSE_REGPARM_MAX.
16161 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
16162 X64_SSE_REGPARM_MAX.
16164 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16166 * gcc.c (report_times_to_file): New.
16167 (execute): Implement it.
16168 (process_command): Support -time=.
16169 * doc/invoke.texi: Document it.
16171 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16173 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
16174 that have value exprs.
16176 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16178 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
16179 declarations for constants until...
16180 (dw2_output_indirect_constant_1): ... this point.
16182 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
16185 * arm.md (arm_addsi3): Don't try to split an add with an
16186 eliminable register until after reload has completed.
16188 2009-06-03 Ian Lance Taylor <iant@google.com>
16190 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
16191 * genattrtab.c (write_length_unit_log): Likewise.
16192 * genchecksum.c (dosum): Likewise.
16193 * gengtype.c (write_rtx_next): Likewise.
16194 (finish_root_table, write_roots): Likewise.
16195 * gimple.c (gimple_ops_offset_): Likewise.
16196 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
16197 * config/arc/arc.c (arc_attribute_table): Likewise.
16198 * config/arm/arm.c (arm_attribute_table): Likewise.
16199 * config/avr/avr.c (avr_attribute_table): Likewise.
16200 * config/crx/crx.c (crx_attribute_table): Likewise.
16201 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
16202 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
16203 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
16204 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
16205 * config/sh/sh.c (sh_attribute_table): Likewise.
16206 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
16207 * config/spu/spu.c (spu_attribute_table): Likewise.
16208 * config/v850/v850.c (v850_attribute_table): Likewise.
16210 * config/alpha/alpha.c (vms_attribute_table): Make static.
16211 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
16212 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
16213 * config/mips/mips.c (mips_attribute_table): Likewise.
16215 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
16217 (cc1-checksum.o): Likewise.
16219 2009-06-03 Steve Ellcey <sje@cup.hp.com>
16221 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
16223 2009-06-03 Jakub Jelinek <jakub@redhat.com>
16225 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
16226 insn if it is changing sp. Use gen_add3_insn instead of
16227 conditionally gen_addsi3 and gen_adddi3.
16228 (offset_below_red_zone_p): New static inline function.
16229 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
16230 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
16231 * config/rs6000/ppc-asm.h: Include auto-host.h.
16232 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
16233 CFI_RESTORE): Define.
16234 * config/rs6000/crtresxgpr.asm: Add unwind info.
16235 * config/rs6000/crtresxfpr.asm: Likewise.
16236 * config/rs6000/crtresgpr.asm: Likewise.
16237 * config/rs6000/crtresfpr.asm: Likewise.
16238 * config/rs6000/crtsavgpr.asm: Likewise.
16239 * config/rs6000/crtsavfpr.asm: Likewise.
16241 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
16242 argument of DWARF2_FRAME_REG_OUT macros.
16244 2009-06-03 Julian Brown <julian@codesourcery.com>
16246 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
16247 words or less (including TImode) in core registers.
16249 2009-06-03 Richard Guenther <rguenther@suse.de>
16251 PR middle-end/40328
16252 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
16254 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
16256 * statistics.c (statistics_counter_event): Do not record event
16257 in pass dump if its number == -1.
16258 (curr_statistics_hash): Add assert that we never get passes
16259 with static number == -1.
16261 2009-06-03 Richard Guenther <rguenther@suse.de>
16262 Andrey Belevantsev <abel@ispras.ru>
16264 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
16265 non-BLKmode arrays addressable.
16267 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
16269 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
16270 * config/m68k/m68k.h: ... here.
16272 2009-06-03 Martin Jambor <mjambor@suse.cz>
16274 PR tree-optimization/40323
16275 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
16278 2009-06-03 Richard Guenther <rguenther@suse.de>
16280 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
16283 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
16285 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16286 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
16287 JUMP_TABLE_DATA_P where applicable.
16288 * config/sh/sh.c: Ditto.
16289 * config/sh/sh.h: Ditto.
16290 * config/sh/sh.md: Ditto.
16291 * config/sh/symbian.c: Ditto.
16293 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
16295 * config/i386/driver-i386.c (describe_cache): Optimize
16296 concatenation of strings. Use snprintf instead of sprintf.
16297 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
16298 target when not compiling with GCC.
16300 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
16302 * config/sh/sh.c: Revert last change.
16303 (sh_expand_epilogue): Emit a blockage insn before the frame
16304 pointer adjustment unconditionally.
16306 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16308 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
16309 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
16310 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
16311 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
16312 to COLLECT_GCC_OPTIONS.
16314 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16316 * collect2.c (target_system_root): New variable.
16317 (main): Handle --sysroot=.
16318 (ignore_library): Strip the sysroot from the library path.
16320 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16322 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
16323 (collect2.o): Depend on collect2-aix.h.
16324 (collect2-aix.o): New rule.
16325 * collect2-aix.h: New file.
16326 * collect2-aix.c: Likewise.
16327 * collect2.c: Include collect2-aix.h. Don't undefine
16328 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
16329 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
16330 Use TARGET_AIX_VERSION instead of _AIX51.
16331 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
16332 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
16333 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
16334 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
16335 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
16337 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16339 * collect2.c (ignore_library): Avoid premature post-increment
16340 and null deference.
16342 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16344 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
16345 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
16346 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
16347 CROSS_DIRECTORY_STRUCTURE too.
16348 (LINK_LIBG_SPEC): Likewise.
16349 (LIB_SPEC): Add %R to sysroot paths.
16350 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
16351 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
16352 * config/rs6000/aix51.h: As for aix43.h.
16353 * config/rs6000/aix52.h: Likewise.
16354 * config/rs6000/aix53.h: Likewise.
16355 * config/rs6000/aix61.h: Likewise.
16356 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
16357 to the beginning of sysroot paths.
16359 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16361 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
16362 INSN_LISTs that are out of the REG_NOTE range.
16364 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16366 * loop-unroll.c (struct iv_to_split): Add pointer to next.
16367 (struct var_to_expand): Likewise.
16368 (struct opt_info): Add head and tail for linked lists of the above.
16369 (analyze_insn_to_expand_var): Initialize next.
16370 (analyze_iv_to_split_insn): Likewise.
16371 (analyze_insns_in_loop): Create linked lists.
16372 (allocate_basic_variable): Simplify for use without hash table.
16373 (insert_var_expansion_initialization): Likewise, make it type-safer.
16374 (combine_var_copies_in_loop_exit): Likewise.
16375 (apply_opt_in_copies): Walk lists rather than hash tables.
16376 (release_var_copies): Simplified and inlined by hand into...
16377 (free_opt_info): ... this function.
16379 2009-06-02 Richard Guenther <rguenther@suse.de>
16381 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
16384 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16386 * cfgexpand.c (gimple_expand_cfg): Discard the source location
16387 only for builtins that are not overridden.
16389 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16391 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
16394 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16396 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
16398 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16400 * combine.c (move_deaths): Compare LUIDs within the same BB only.
16402 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16404 * common.opt (fdump-unnumbered-links): New.
16405 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
16406 * print-rtl.c (flag_dump_unnumbered_links): New.
16407 (print_rtx): Test it.
16409 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
16411 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
16412 push/pop multiple to 8-byte alignment.
16414 2009-06-01 Jakub Jelinek <jakub@redhat.com>
16416 * config/i386/i386.c (queued_cfa_restores): New static variable.
16417 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
16419 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
16420 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
16421 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
16422 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
16423 note unconditionally.
16424 (ix86_emit_restore_regs_using_mov): Likewise.
16425 (ix86_emit_restore_sse_regs_using_mov): Likewise.
16426 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
16427 it through to ix86_emit_restore_reg_using_pop.
16428 (ix86_emit_leave): Add RED_OFFSET argument. Call
16429 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
16430 instead of adding REG_CFA_OFFSET note unconditionally.
16431 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
16432 the above functions. Call ix86_add_queued_cfa_restore_notes when
16435 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
16436 force output of the label even for dwarf2out_do_cfi_asm.
16437 (add_fde_cfi): If -g2 and above and cfi might change CFA,
16438 force creation of CFI label and chain DW_CFA_set_loc jumping to it
16439 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
16441 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
16442 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
16443 dwarf2out_cfi_label callers.
16444 * tree.h (dwarf2out_cfi_label): Adjust prototype.
16445 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
16446 Adjust dwarf2out_cfi_label callers.
16447 * config/vax/vax.c (vax_output_function_prologue): Likewise.
16449 * config/i386/i386.h (struct machine_cfa_state,
16450 struct machine_function): Guard with ifndef USED_FOR_TARGET
16451 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
16454 * emutls.c (__emutls_get_address): Change arr->size to mean number
16455 of allocated arr->data entries instead of # of slots + 1.
16457 PR middle-end/40316
16458 * recog.c (peep2_reinit_state): New function.
16459 (peephole2_init_state): Use it at the end of a basic block and also
16460 when seeing a RTX_FRAME_RELATED_P insn.
16462 2009-06-01 Steve Ellcey <sje@cup.hp.com>
16464 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
16465 fixuns_truncrfdi2): New.
16466 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
16467 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
16468 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
16469 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
16470 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
16471 *recip_approx): Remove.
16472 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
16473 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
16474 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
16476 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
16479 2009-06-01 Ian Lance Taylor <iant@google.com>
16481 * attribs.c (register_attribute): Use CONST_CAST.
16482 * collect2.c (main): Use CONST_CAST2.
16483 (scan_prog_file): Likewise.
16484 * gcc.c (process_command, main): Likewise.
16485 * toplev.c (toplev_main): Likewise.
16487 * c-typeck.c (handle_warn_cast_qual): New static function,
16488 partially broken out of build_c_cast.
16489 (build_c_cast): Call handle_warn_cast_qual.
16490 * doc/invoke.texi (Warning Options): Document new effect of
16493 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
16495 * diagnostic.c (diagnostic_build_prefix): Always print columns.
16496 (diagnostic_report_current_module): Print columns.
16497 * common.opt (flag_show_column): Enable by default.
16499 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
16501 * alias.c (find_base_term): Check for NULL term before returning.
16503 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16505 Revert due to PR40320:
16506 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16507 * calls.c (emit_library_call_value_1): Don't force_operand for move
16510 2009-06-01 Olivier Hainque <hainque@adacore.com>
16511 Eric Botcazou <ebotcazou@adacore.com>
16513 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
16514 to be processed as a bitfield for constructor output purposes.
16515 * output.h (initializer_constant_valid_for_bitfield_p): Declare
16517 * varasm.c (oc_local_state): New type, output_constructor
16518 local state to support communication with helpers.
16519 (oc_outer_state): New type, output_constructor outer state of
16520 relevance in recursive calls.
16521 (output_constructor_array_range): New output_constructor helper,
16522 extracted code for an array range element.
16523 (output_constructor_regular_field): New output_constructor helper,
16524 extracted code for an element that is not a bitfield.
16525 (output_constructor_bitfield): New output_constructor helper,
16526 extracted code for a bitfield element. Accept an OUTER state
16527 argument for recursive processing. Recurse on record or array
16528 CONSTRUCTOR values, possibly past noop conversions.
16529 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
16530 VALUE is a valid constant-valued expression for use in a static
16531 bit-field initializer.
16532 (output_constructor): Rework to use helpers. Accept and honor an
16533 OUTER state argument for recursive calls. Return total size. Be
16534 prepared for nested constructors initializing bitfields.
16535 (output_constant): Feed OUTER in calls to output_constructor.
16537 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16539 * calls.c (emit_library_call_value_1): Don't force_operand for move
16542 2009-06-01 Nick Clifton <nickc@redhat.com>
16544 * doc/invoke.texi (IA-64 Options): Fix typo.
16546 2009-06-01 Ira Rosen <irar@il.ibm.com>
16548 PR tree-optimization/39129
16549 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
16551 (vect_do_peeling_for_loop_bound): Use
16552 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
16553 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
16554 (vect_loop_versioning): Likewise.
16555 (vect_create_cond_for_alias_checks): Fix indentation.
16556 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
16558 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
16559 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
16560 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
16561 "control flow in loop".
16562 (vect_estimate_min_profitable_iters): Use
16563 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
16564 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
16565 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
16566 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
16567 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
16568 statement belongs to a group of strided accesses with the exact code
16570 (vectorizable_load): Likewise.
16571 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
16572 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16574 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
16576 * config/freebsd-stdint.h: New file.
16577 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
16578 Add freebsd-stdint.h to tm_file.
16580 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
16582 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
16583 (thumb2_extendhidi2): Likewise.
16585 2009-05-31 Ian Lance Taylor <iant@google.com>
16587 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
16589 2009-05-31 Ian Lance Taylor <iant@google.com>
16591 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
16592 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
16593 (ipa-reference.o): Depend upon gt-ipa-reference.h.
16595 2009-05-31 Jason Merrill <jason@redhat.com>
16597 * tree-pretty-print.c (print_call_name): Take the callee, not the
16598 call itself. Make non-static. Use dump_function_name for functions.
16599 (dump_generic_node): Adjust.
16600 * diagnostic.h: Declare print_call_name.
16601 * gimple-pretty-print.c (dump_gimple_call): Use it.
16603 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
16605 * config/sh/sh.md (ashldi3_std): New define_expand.
16608 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
16611 * config/sh/sh.c: Include debug.h.
16612 (sh_expand_epilogue): Emit a blockage insn before the frame
16613 pointer adjustment also when dwarf2out_do_frame returns true.
16615 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
16617 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
16618 (thumb2_extendqidi2): New pattern.
16620 2009-05-31 Ira Rosen <irar@il.ibm.com>
16622 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
16623 mark phis for renaming.
16624 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
16625 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
16626 Call mark_sym_for_renaming.
16627 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
16628 * tree-vect-loop.c (vect_transform_loop): Remove
16629 vect_memsyms_to_rename initialization and a call to
16630 mark_set_for_renaming.
16632 2009-05-31 Jakub Jelinek <jakub@redhat.com>
16634 PR middle-end/40304
16635 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
16636 frame related even if !set_cfa && style < 0.
16638 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
16640 * config/i386/mingw-tls.c: New file.
16641 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
16642 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
16643 defining _WIN32 but not __CYGWIN__.
16645 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16647 * configure.ac: Add MPC support.
16649 * config.in, configure: Regenerate.
16651 2009-05-29 Richard Henderson <rth@redhat.com>
16653 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
16654 NOTE_INSN_BASIC_BLOCK.
16655 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
16656 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
16657 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
16659 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
16661 (add_cfi): Disable check redefining cfa away from drap.
16662 (lookup_cfa_1): Add remember argument; handle remember/restore.
16663 (lookup_cfa): Pass remember argument.
16664 (cfa_remember): New.
16665 (compute_barrier_args_size_1): Remove sibcall check.
16666 (dwarf2out_frame_debug_def_cfa): New.
16667 (dwarf2out_frame_debug_adjust_cfa): New.
16668 (dwarf2out_frame_debug_cfa_offset): New.
16669 (dwarf2out_frame_debug_cfa_register): New.
16670 (dwarf2out_frame_debug_cfa_restore): New.
16671 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
16672 (dwarf2out_begin_epilogue): New.
16673 (dwarf2out_frame_debug_restore_state): New.
16674 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
16675 DW_CFA_restore_state.
16676 (output_cfi_directive): Likewise.
16677 (convert_cfa_to_fb_loc_list): Likewise.
16678 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
16679 * dwarf2out.h: Update.
16680 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
16681 (copy_insn_1): Early out for null.
16682 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
16683 and dwarf2out_frame_debug_restore_state.
16684 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
16685 (prologue_insn_hash, epilogue_insn_hash): New.
16686 (free_after_compilation): Adjust freeing accordingly.
16687 (record_insns): Create hash table if needed; push insns into
16688 hash instead of array.
16689 (maybe_copy_epilogue_insn): New.
16690 (contains): Search hash table instead of array.
16691 (sibcall_epilogue_contains): Remove.
16692 (thread_prologue_and_epilogue_insns): Split eh_return insns
16693 and mark them as epilogues.
16694 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
16695 scanning in terms of basic blocks.
16696 * insn-notes.def (CFA_RESTORE_STATE): New.
16697 * jump.c (returnjump_p_1): Accept EH_RETURN.
16698 (eh_returnjump_p_1, eh_returnjump_p): New.
16699 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
16700 CFA_REGISTER, CFA_RESTORE): New.
16701 * rtl.def (EH_RETURN): New.
16702 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
16704 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
16705 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
16707 * config/i386/i386.c (gen_push): Update cfa state.
16708 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
16709 add a CFA_ADJUST_CFA note.
16710 (ix86_dwarf_handle_frame_unspec): Remove.
16711 (ix86_expand_prologue): Update cfa state.
16712 (ix86_emit_restore_reg_using_pop): New.
16713 (ix86_emit_restore_regs_using_pop): New.
16714 (ix86_emit_leave): New.
16715 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
16716 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
16717 * config/i386/i386.h (struct machine_cfa_state): New.
16718 (ix86_cfa_state): New.
16719 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
16720 (eh_return_internal): Merge from eh_return_<mode>,
16721 use eh_return rtx, split w/ epilogue.
16723 2009-05-29 Ian Lance Taylor <iant@google.com>
16725 * builtins.c (validate_gimple_arglist): Don't use va_arg with
16727 * calls.c (emit_library_call_value_1): Likewise.
16729 * c-typeck.c (c_build_va_arg): New function.
16730 * c-tree.h (c_build_va_arg): Declare.
16731 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
16732 instead of build_va_arg.
16734 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
16736 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
16737 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
16738 (ptr_difference_cost): Use affine combinations to compute it.
16739 (difference_cost): Likewise.
16740 (get_computation_cost_at): Compute more accurate cost for addresses
16741 if the ratio is a multiplier allowed in addresses.
16742 For non-addresses, consider that an additional offset or symbol is
16745 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16747 * config/i386/i386.c (ix86_decompose_address): Avoid useless
16748 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
16750 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
16751 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
16752 (prefix_rex): For UNIT_MMX don't imply the prefix by default
16754 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
16755 to 1 for TYPE_SSE{IADD1,CVT1}.
16756 (prefix_vex_imm8): Removed.
16757 (length_vex): Only pass 1 as second argument to
16758 ix86_attr_length_vex_default if prefix_extra is 0.
16759 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
16760 (length): For prefix vex computation use length_immediate
16761 attribute instead of prefix_vex_imm8.
16762 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
16763 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
16764 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
16765 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
16766 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
16767 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
16768 a space in between the operands.
16769 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
16770 if one operand is 0xff and the other one si, di, bp or sp.
16771 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
16772 other one si, di, bp or sp.
16773 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
16774 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
16775 type and mode attributes.
16776 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
16777 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
16778 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
16779 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
16780 prefix_data16 attribute iff MODE_DF.
16781 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
16782 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
16783 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
16784 constm128_operand in length_immediate computation.
16785 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
16786 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
16787 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
16788 length_immediate attribute to 1.
16789 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
16790 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
16791 for certain alternatives.
16792 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
16793 prefix_data16 attribute if MODE_V1DF.
16794 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
16795 length_immediate to 1.
16796 (set_got_rex64, set_rip_rex64): Remove length attribute, set
16797 length_address to 4, set mode attribute to MODE_DI.
16798 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
16799 (fxam<mode>2_i387): Set length attribute to 4.
16800 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
16801 *prefetch_3dnow_rex): Override length_address attribute.
16802 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
16804 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
16805 (constm128_operand): Removed.
16806 * config/i386/i386.c (memory_address_length): For
16807 disp && !index && !base in 64-bit mode account for SIB byte if
16808 print_operand_address can't optimize disp32 into disp32(%rip)
16809 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
16810 for fs: or gs: segment.
16811 (ix86_attr_length_immediate_default): When checking if shortform
16812 is possible, truncate immediate to the length of the non-shortened
16814 (ix86_attr_length_address_default): Ignore MEM_P operands
16816 (ix86_attr_length_vex_default): Only check for DImode on
16817 GENERAL_REG_P operands.
16818 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
16819 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
16820 (sse_cvttps2pi): Clear prefix_rep attribute.
16821 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
16823 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
16824 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
16825 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
16826 iff operand 2 is const_int_operand.
16827 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
16828 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
16829 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
16831 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
16833 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
16834 prefix_data16 attribute for movlpd and movhpd instructions.
16835 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
16836 length_immediate for shufpd instruction.
16837 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
16838 (avx_cmpp<avxmodesuffixf2c><mode>3,
16839 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
16840 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
16841 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
16842 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
16843 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
16844 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
16845 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
16846 prefix_data16 attribute for the first alternative to 1.
16847 (*avx_loadlps): Override length_immediate for the first alternative.
16848 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
16849 attributes for second alternative.
16850 (*vec_concatv2sf_sse4_1): Override length_immediate and
16851 prefix_data16 attributes for second alternative.
16852 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
16853 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
16854 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
16855 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
16856 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
16857 prefix_data16 and length_immediate to 1.
16858 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
16860 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
16861 prefix_extra attribute for variants that don't have 0f prefix alone.
16862 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
16863 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
16864 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
16865 *sse4_1_pextrd): Set length_immediate to 1.
16866 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
16867 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
16869 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
16870 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
16871 length_immediate to 1 for second alternative.
16872 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
16873 prefix_extra and length_immediate attributes for the first
16875 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
16877 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
16878 to 1 for the first and third alternative.
16879 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
16881 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
16883 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
16885 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
16886 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
16887 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
16888 *avx_psign<mode>3): Set prefix_extra attribute to 1.
16889 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
16890 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
16891 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
16892 ssse3_psign<mode>3): Override prefix_rex attribute.
16893 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
16894 (ssse3_palignrti): Override length_immediate to 1.
16895 (ssse3_palignrdi): Override length_immediate to 1, override
16896 prefix_rex attribute.
16897 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
16898 (sse4a_extrqi): Override length_immediate to 2.
16899 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
16900 (sse4a_insertq): Override prefix_data16 to 0.
16901 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
16902 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
16903 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
16904 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
16905 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
16906 and length_immediate to 1.
16907 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
16908 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
16909 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
16910 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
16911 and length_immediate to 1.
16912 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
16913 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
16914 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
16915 avx_ptest256): Override prefix_extra to 1.
16916 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
16917 Override prefix_data16 and length_immediate to 1.
16918 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
16919 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
16920 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
16921 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
16922 prefix_data16 to 0 and prefix_extra to 2.
16923 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
16924 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
16926 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
16927 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
16928 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
16929 and prefix_extra to 2.
16930 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
16931 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
16932 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
16933 avx_vpermilvar<mode>3,
16934 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
16935 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
16936 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
16937 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
16938 Override prefix_extra to 1.
16939 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
16940 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
16941 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
16942 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
16943 prefix_extra and length_immediate to 1.
16944 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
16946 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
16947 to 1 for the first alternative.
16948 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
16949 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
16951 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
16952 *movv2sf_internal_avx, *movv2sf_internal): Override
16953 prefix_rep attribute for certain alternatives.
16954 (*mov<mode>_internal): Override prefix_rep or prefix_data16
16955 attributes for certain alternatives.
16956 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
16957 attributes for certain alternatives.
16958 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
16959 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
16960 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
16961 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
16962 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
16963 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
16964 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
16965 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
16966 length_immediate to 1 if operand 2 is const_int_operand.
16967 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
16968 *vec_extractv2si_1): Set length_immediate attribute to 1.
16969 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
16970 using old 3DNOW insn rather than SSE/3DNOW_A.
16971 (mmx_emms, mmx_femms): Clear modrm attribute.
16973 2009-05-29 Martin Jambor <mjambor@suse.cz>
16975 * tree-sra.c: New implementation of SRA.
16977 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
16978 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
16979 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
16980 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
16981 (SRA_MAX_STRUCTURE_COUNT): Removed.
16982 (SRA_FIELD_STRUCTURE_RATIO): Removed.
16983 * doc/invoke.texi (sra-max-structure-size): Removed.
16984 (sra-field-structure-ratio): Removed.
16986 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16988 PR middle-end/40291
16989 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
16992 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
16994 PR rtl-optimization/40101
16995 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
16996 seqno. Adjust comment.
16997 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
16998 inserting bookkeeping before a jump, the jump is not scheduled.
16999 When no positive seqno found, provide a value. Add comment.
17001 2009-05-29 Richard Guenther <rguenther@suse.de>
17003 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
17004 short-cutting on the first component.
17006 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17008 PR middle-end/39958
17009 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
17010 for trees other than decls/types.
17012 2009-05-29 Richard Guenther <rguenther@suse.de>
17014 * tree-ssa-operands.c (get_expr_operands): Do not handle
17015 INDIRECT_REFs in the handled-component case. Remove
17016 unused get_ref_base_and_extent case.
17017 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
17018 tree_low_cst and host_integerp where possible.
17019 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
17020 codes for equivalence.
17021 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
17023 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
17025 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
17026 to tmake_file for i[34567]86-*-cygwin*.
17028 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17031 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
17032 (altivec_categorize_keyword, init_vector_keywords,
17033 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
17036 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
17038 * tree.c (handle_dll_attribute): Check if node is
17039 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
17041 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
17043 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
17045 (thumb2_zero_extendqidi2): Likewise.
17047 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
17049 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
17050 instead of gen_movrt.
17051 * config/sh/sh.md (movrt): Remove.
17053 2009-05-28 Steve Ellcey <sje@cup.hp.com>
17055 * doc/invoke.texi (IA-64 Options):
17056 Add -msdata, -mfused-madd, -mno-inline-float-divide,
17057 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
17058 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
17059 -msched-prefer-non-control-spec-insns,
17060 -msched-stop-bits-after-every-cycle,
17061 -msched-count-spec-in-critical-path,
17062 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
17063 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
17064 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
17065 and -msched-spec-verbose.
17067 2009-05-28 Joseph Myers <joseph@codesourcery.com>
17069 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
17070 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
17072 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
17074 2009-05-28 Richard Guenther <rguenther@suse.de>
17076 * tree-ssa-alias.c (ao_ref_init): New function.
17077 (ao_ref_base): Likewise.
17078 (ao_ref_base_alias_set): Likewise.
17079 (ao_ref_alias_set): Likewise.
17080 (refs_may_alias_p_1): Change signature.
17081 (refs_may_alias_p): Adjust.
17082 (refs_anti_dependent_p): Likewise.
17083 (refs_output_dependent_p): Likewise.
17084 (call_may_clobber_ref_p_1): Change signature.
17085 (call_may_clobber_ref_p): Adjust.
17086 (stmt_may_clobber_ref_p_1): New function split out from ...
17087 (stmt_may_clobber_ref_p): ... here.
17088 (maybe_skip_until): Adjust signature.
17089 (get_continuation_for_phi): Likewise.
17090 (walk_non_aliased_vuses): Likewise.
17091 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
17092 (ao_ref_init): Declare.
17093 (ao_ref_base): Likewise.
17094 (ao_ref_alias_set): Likewise.
17095 (stmt_may_clobber_ref_p_1): Likewise.
17096 (walk_non_aliased_vuses): Adjust.
17097 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
17098 (get_ref_from_reference_ops): remove.
17099 (vn_reference_lookup_2): Adjust signature.
17100 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
17101 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
17102 (vn_reference_lookup): Adjust.
17103 (vn_reference_insert): Likewise.
17104 (vn_reference_insert_pieces): Adjust signature.
17105 (visit_reference_op_call): Adjust.
17106 * tree-ssa-pre.c (get_expr_type): Simplify.
17107 (phi_translate_1): Adjust.
17108 (compute_avail): Likewise.
17109 (translate_vuse_through_block): Do not re-build trees.
17110 (value_dies_in_block_x): Likewise.
17111 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
17113 (vn_reference_lookup_pieces): Adjust declaration.
17114 (vn_reference_insert_pieces): Likewise.
17116 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
17118 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
17119 with checking disabled.
17121 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
17125 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
17126 macro definition for support of three-operand format aligned
17127 .comm directive in assembler on cygwin/pe/mingw target OS.
17128 * configure: Regenerate.
17129 * config.h: Regenerate.
17131 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
17132 aligned form of .comm directive if -mpe-aligned-commons is in effect.
17133 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
17135 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
17136 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
17138 2009-05-28 Ira Rosen <irar@il.ibm.com>
17140 PR tree-optimization/40254
17141 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
17142 in analysis of basic blocks.
17144 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
17146 PR middle-end/33699
17147 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
17148 * target-def.h (TARGET_CONST_ANCHOR): New macro.
17149 (TARGET_INITIALIZER): Use it.
17150 * cse.c (CHEAPER): Move it up to the other macros.
17151 (insert): Rename this ...
17152 (insert_with_costs): ... to this. Add cost parameters. Update
17154 (insert): New function. Call insert_with_costs.
17155 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
17156 find_reg_offset_for_const, try_const_anchors): New functions.
17157 (cse_insn): Call try_const_anchors. Adjust cost of src_related
17158 when using a const-anchor. Call insert_const_anchors.
17159 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
17160 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
17162 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17164 * tree-inline.c (remap_decls): Enable nonlocalized variables
17165 when not optimizing.
17167 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17169 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
17170 Simplify other tests involving optimize.
17172 2009-05-27 Tom Tromey <tromey@redhat.com>
17174 * unwind-dw2.c (_Unwind_DebugHook): New function.
17175 (uw_install_context): Call _Unwind_DebugHook.
17177 2009-05-27 Tom Tromey <tromey@redhat.com>
17179 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
17181 2009-05-27 Ian Lance Taylor <iant@google.com>
17183 * Makefile.in (LINKER, LINKER_FLAGS): Define.
17184 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
17185 (ALL_LINKERFLAGS): Define.
17186 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
17187 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17188 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
17189 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17190 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
17191 $(LINKER_FOR_BUILD).
17192 (build/gcov-iov$(build_exeext)): Likewise.
17194 2009-05-27 Julian Brown <julian@codesourcery.com>
17196 * gcse.c (target.h): Include.
17197 (can_assign_to_reg_without_clobbers_p): Check that the target allows
17198 copy of argument to a pseudo register.
17200 2009-05-27 Diego Novillo <dnovillo@google.com>
17202 * tree-ssa-live.c (dump_scope_block): Document arguments.
17203 (dump_scope_blocks): Document.
17204 (debug_scope_blocks): New.
17205 * tree-flow.h (debug_scope_blocks): Declare.
17207 2009-05-21 Denis Chertykov <denisc@overta.ru>
17209 * doc/contrib.texi (Contributors): Add myself to the list.
17211 2009-05-27 Olivier Hainque <hainque@adacore.com>
17213 * expr.c (target_align): New function. Alignment the TARGET of an
17214 assignment may be assume to have.
17215 (highest_pow2_factor_for_target): Use it instead of relying on
17216 immediate tree attributes of TARGET, not necessarily honored when
17217 intermediate bitfields are involved.
17219 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
17222 * config/i386/driver-i386.c (host_detect_local_cpu): Support
17223 AVX, SSE4, AES, PCLMUL and POPCNT.
17225 2009-05-27 Diego Novillo <dnovillo@google.com>
17227 * tree-pretty-print.c (dump_location): New.
17228 (dump_generic_node): Call it.
17229 Factor code to handle BLOCK nodes ...
17230 (dump_block_node): ... here.
17232 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
17234 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
17236 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
17238 * gcc-plugin.h: Include config.h and system.h.
17239 (IN_GCC): Define if not defined.
17241 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
17243 PR middle-end/40249
17244 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
17247 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
17249 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
17251 * config/m32r/m32r.h: Ditto.
17252 * config/m32r/m32r.md: Ditto.
17253 * config/m32r/predicates.md: Ditto.
17255 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
17257 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
17259 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
17262 (Loading plugins): typo.
17263 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
17264 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17265 (Interacting with the GCC Garbage Collector): Added new section.
17266 (Giving information about a plugin): Added new section for
17268 * ggc.h (ggc_register_root_tab): Added declaration.
17269 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
17270 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
17271 (register_callback): Improved comment in declaration.
17272 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
17273 (extra_root_vec) Added static variable for dynamic roots registration.
17274 (ggc_register_root_tab) Added new routine.
17275 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
17276 PLUGIN_GGC_MARKING event.
17277 * ggc-zone.c: Include plugin.h.
17278 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17279 * ggc-page.c: Include plugin.h.
17280 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17281 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
17282 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
17283 (register_callback): check lack of callbacks for
17284 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
17285 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
17286 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
17287 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17288 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
17289 dependency on plugin.h.
17290 (plugin.o): Added dependency on ggc.h...
17292 2009-05-26 Richard Guenther <rguenther@suse.de>
17294 PR middle-end/40248
17296 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
17297 with mismatched comparison modes.
17299 * expr.c (expand_expr_real_1): Expand the operand of a
17300 VIEW_CONVERT_EXPR in its natural mode.
17302 2009-05-26 Ian Lance Taylor <iant@google.com>
17304 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
17305 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
17306 (ALL_COMPILERFLAGS): Define.
17307 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
17308 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17309 (collect2$(exeext), collect2.o): Likewise.
17310 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
17311 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
17312 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
17313 (libbackend.o, intl.o, cppdefault.o): Likewise.
17314 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17315 (build/%.o): Use $(COMPILER_FOR_BUILD).
17316 (build/gen%$(build_exeext)): Likewise.
17317 (build/gcov-iov$(build_exeext)): LIkewise.
17318 * config/t-darwin (darwin.o): Use $(COMPILER).
17319 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
17320 * config/t-sol2 (sol2-c.o): Likewise.
17321 (sol2.o): Likewise.
17322 * config/t-vxworks (vxworks.o): Likewise.
17323 * config/x-darwin (host-darwin.o): Likewise.
17324 * config/x-hpux (host-hpux.o): Likewise.
17325 * config/x-linux (host-linux.o): Likewise.
17326 * config/x-solaris (host-solaris.o): Likewise.
17327 * config/alpha/x-alpha (driver-alpha.o): Likewise.
17328 * config/arm/t-arm (arm-c.o): Likewise.
17329 * config/arm/t-pe (pe.o): Likewise.
17330 * config/arm/t-wince-pe (pe.o): Likewise.
17331 * config/i386/t-cygming (winnt.o): Likewise.
17332 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
17333 * config/i386/t-cygwin (cygwin1.o): Likewise.
17334 (cygwin2.o): Likewise.
17335 * config/i386/t-i386 (i386-c.o): Likewise.
17336 * config/i386/t-interix (winnt.o): Likewise.
17337 * config/i386/t-netware (netware.o): Likewise.
17338 * config/i386/t-nwld (nwld.o): Likewise.
17339 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
17340 * config/i386/x-i386 (driver-i386.o): Likewise.
17341 * config/i386/x-cygwin (host-cygwin.o): Likewise.
17342 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
17343 * config/ia64/t-ia64 (ia64-c.o): Likewise.
17344 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
17345 * config/mips/x-native (driver-native.o): Likewise.
17346 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
17347 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
17348 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
17349 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
17350 * config/score/t-score-elf (score7.o): Likewise.
17351 (score3.o): Likewise.
17352 * config/sh/t-sh (sh-c.o): Likewise.
17353 * config/sh/t-symbian (sh-c.o): Likewise.
17354 (symbian.o): Likewise.
17355 * config/spu/t-spu-elf (spu-c.o): Likewise.
17356 * config/v850/t-v850 (v850-c.o): Likewise.
17357 * config/v850/t-v850e (v850-c.o): Likewise.
17359 2009-05-26 Richard Guenther <rguenther@suse.de>
17361 PR tree-optimization/40122
17362 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
17363 VECTOR_CSTs if possible.
17364 (fold_gimple_assign): Likewise.
17366 2009-05-26 Richard Guenther <rguenther@suse.de>
17368 PR middle-end/40252
17369 * fold-const.c (fold_binary): Use the correct types for building
17372 2009-05-26 Richard Guenther <rguenther@suse.de>
17374 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
17375 redundant calls to merge_alias_info.
17376 (bump_vector_ptr): Likewise.
17377 * tree-ssa-copy.c (merge_alias_info): Remove.
17378 (replace_exp_1): Remove call to merge_alias_info.
17379 (propagate_tree_value): Likewise.
17380 (fini_copy_prop): Propagate points-to info.
17381 * tree-flow.h (merge_alias_info): Remove.
17383 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
17385 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
17387 2009-05-25 Jan Hubicka <jh@suse.cz>
17389 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17390 * cgraph.h (struct inline_summary): New filed self_wize,
17391 size_inlining_benefit, self_time and time_inlining_benefit.
17392 (struct cgraph_global_info): Replace insns by time ans size fields.
17393 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17394 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17395 (ipcp_update_callgraph): Do not touch function bodies.
17396 * ipa-inline.c: Include except.h
17397 (MAX_TIME): New constant.
17398 (overall_insns): Remove.
17399 (leaf_node_p): New.
17400 (overall_size, max_benefit): New static variables.
17401 (cgraph_estimate_time_after_inlining): New function.
17402 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17403 (cgraph_clone_inlined_nodes): Update size.
17404 (cgraph_mark_inline_edge): Update size.
17405 (cgraph_estimate_growth): Use size info.
17406 (cgraph_check_inline_limits): Check size.
17407 (cgraph_default_inline_p): Likewise.
17408 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17409 (cgraph_decide_recursive_inlining): Check size.
17410 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17412 (cgraph_decide_inlining): Likewise.
17413 (cgraph_decide_inlining_incrementally): Likewise; honor
17414 PARAM_EARLY_INLINING_INSNS.
17415 (likely_eliminated_by_inlining_p): New predicate.
17416 (estimate_function_body_sizes): New function.
17417 (compute_inline_parameters): Use it.
17418 * except.c (must_not_throw_labels): New function.
17419 * except.h (must_not_throw_labels): Declare.
17420 * tree-inline.c (init_inline_once): Kill inlining_weigths
17421 * tree-ssa-structalias.c: Avoid uninitialized warning.
17422 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17423 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17424 (PARAM_INLINE_CALL_COST): Remove.
17425 (PARAM_EARLY_INLINING_INSNS): New.
17427 2009-05-25 Richard Guenther <rguenther@suse.de>
17429 PR tree-optimization/36327
17430 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
17431 callback for reference translation or lookup at the point of may-defs.
17432 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
17433 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
17434 for union COMPONENT_REFs.
17435 (vn_reference_lookup_3): New callback. Lookup from memset
17436 and CONSTRUCTOR assignment, translate through struct copies.
17437 (vn_reference_lookup_pieces): Make sure to not free the
17438 passed operands array. Adjust walk_non_aliased_vuses call.
17439 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
17440 make sure we do not leak memory.
17442 2009-05-25 Richard Guenther <rguenther@suse.de>
17444 * tree-ssa-alias.h (dump_points_to_solution): Declare.
17445 * tree-inline.c (expand_call_inline): Reset the escaped and
17446 callused solutions.
17447 * tree-ssa-structalias.c (pass_build_ealias): New.
17448 * tree-pass.h (pass_build_ealias): Declare.
17449 * passes.c (init_optimization_passes): Add PTA during
17450 early optimizations.
17451 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
17452 and CALLUSED solutions.
17453 (dump_points_to_solution): New function, split out from ...
17454 (dump_points_to_info_for): ... here.
17455 * tree-parloops.c (parallelize_loops): Reset the escaped and
17456 callused solutions.
17458 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17461 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
17462 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
17464 2009-05-25 Ira Rosen <irar@il.ibm.com>
17466 PR tree-optimization/40238
17467 * tree-vect-stmts.c (vect_init_vector): Insert initialization
17468 statements after basic block's labels.
17469 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
17470 to free the allocated memory.
17472 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
17474 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
17475 return address with a USE.
17477 2009-05-24 Richard Guenther <rguenther@suse.de>
17479 PR middle-end/40233
17480 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
17481 array type from the main variant of the inner type.
17483 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17485 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
17486 definition to bool (from int) to un-break build.
17487 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
17489 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
17491 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
17492 discard_stmt_changes): Delete.
17493 * tree-ssa-operands.c (scb_stack): Delete.
17494 (init_ssa_operands): Do not initialize it.
17495 (fini_ssa_operands): Do not free it.
17496 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
17498 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
17499 update_stmt, remove the others. Fix comments.
17500 * tree-dfa.c (optimize_stack_restore): Likewise.
17501 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
17502 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
17503 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17504 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
17506 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
17507 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
17508 (dom_opt_finalize_block): Likewise, adjusting access to
17510 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
17511 (stmts_to_rescan): Change item type to gimple.
17512 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
17514 2009-05-24 Ira Rosen <irar@il.ibm.com>
17516 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
17517 * tree-pass.h (pass_slp_vectorize): New pass.
17518 * params.h (SLP_MAX_INSNS_IN_BB): Define.
17519 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
17520 * tree-vectorizer.c (timevar.h): Include.
17521 (user_vect_verbosity_level): Declare.
17522 (vect_location): Fix comment.
17523 (vect_set_verbosity_level): Update user_vect_verbosity_level
17524 instead of vect_verbosity_level.
17525 (vect_set_dump_settings): Add an argument. Ignore user defined
17526 verbosity if dump flags require higher level of verbosity. Print to
17527 stderr only for loop vectorization.
17528 (vectorize_loops): Update call to vect_set_dump_settings.
17529 (execute_vect_slp): New function.
17530 (gate_vect_slp): Likewise.
17531 (struct gimple_opt_pass pass_slp_vectorize): New.
17532 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
17533 access its members.
17534 (vec_info_for_bb): New function.
17535 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
17536 (VECTORIZATION_ENABLED): New macro.
17537 (SLP_ENABLED, SLP_DISABLED): Likewise.
17538 (vect_is_simple_use): Add bb_vec_info argument.
17539 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
17540 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
17541 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
17542 vect_schedule_slp, vect_analyze_slp): Likewise.
17543 (vect_analyze_stmt): Add slp_tree argument.
17544 (find_bb_location): Declare.
17545 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17546 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
17547 (vect_analyze_loop_operations, vect_analyze_loop,
17548 get_initial_def_for_induction, vect_create_epilog_for_reduction,
17549 vect_finalize_reduction, vectorizable_reduction,
17550 vectorizable_live_operation, vect_transform_loop): Likewise.
17551 * tree-data-ref.c (dr_analyze_innermost): Update comment,
17552 skip evolution analysis if analyzing a basic block.
17553 (dr_analyze_indices): Likewise.
17554 (initialize_data_dependence_relation): Skip the test whether the
17555 object is invariant for basic blocks.
17556 (compute_all_dependences): Skip dependence analysis for data
17557 references in basic blocks.
17558 (find_data_references_in_stmt): Don't fail in case of invariant
17559 access in basic block.
17560 (find_data_references_in_bb): New function.
17561 (find_data_references_in_loop): Move code to
17562 find_data_references_in_bb and add a call to it.
17563 (compute_data_dependences_for_bb): New function.
17564 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
17565 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
17567 (vect_analyze_data_ref_dependence): Check for interleaving in case of
17568 unknown dependence in basic block and fail in case of dependence in
17570 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
17571 dependence instances from either loop or basic block vectorization
17573 (vect_compute_data_ref_alignment): Check if it is loop vectorization
17574 before calling nested_in_vect_loop_p.
17575 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
17576 dependence instances from either loop or basic block vectorization
17578 (vect_verify_datarefs_alignment): Likewise.
17579 (vect_enhance_data_refs_alignment): Adjust function calls.
17580 (vect_analyze_data_refs_alignment): Likewise.
17581 (vect_analyze_group_access): Fix printing. Skip different checks if
17582 DR_STEP is 0. Keep strided stores either in loop or basic block
17583 vectorization data structure. Fix indentation.
17584 (vect_analyze_data_ref_access): Fix comments, allow zero step in
17586 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
17587 dependence instances from either loop or basic block vectorization
17589 (vect_analyze_data_refs): Update comment. Call
17590 compute_data_dependences_for_bb to analyze basic blocks.
17591 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
17592 case of loop vectorization. In case of basic block vectorization use
17593 data-ref itself as a base.
17594 (vect_create_data_ref_ptr): In case of basic block vectorization:
17595 don't advance the pointer, add new statements before the current
17596 statement. Adjust function calls.
17597 (vect_supportable_dr_alignment): Support only aligned accesses in
17598 basic block vectorization.
17599 * common.opt (ftree-slp-vectorize): New flag.
17600 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
17601 (vect_pattern_recog_1): Likewise.
17602 * tree-vect-stmts.c (process_use): Likewise.
17603 (vect_init_vector): Add new statements in the beginning of the basic
17604 block in case of basic block SLP.
17605 (vect_get_vec_def_for_operand): Adjust function calls.
17606 (vect_finish_stmt_generation): Likewise.
17607 (vectorizable_call): Add assert that it is loop vectorization, adjust
17609 (vectorizable_conversion, vectorizable_assignment): Likewise.
17610 (vectorizable_operation): In case of basic block SLP, take
17611 vectorization factor from statement's type and skip the relevance
17612 check. Adjust function calls.
17613 (vectorizable_type_demotion): Add assert that it is loop
17614 vectorization, adjust function calls.
17615 (vectorizable_type_promotion): Likewise.
17616 (vectorizable_store): Check for outer loop only in case of loop
17617 vectorization. Adjust function calls. For basic blocks, skip the
17618 relevance check and don't advance pointers.
17619 (vectorizable_load): Likewise.
17620 (vectorizable_condition): Add assert that it is loop vectorization,
17621 adjust function calls.
17622 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
17623 that it is not reduction, get vector type, call only supported
17624 functions, skip loop specific parts.
17625 (vect_transform_stmt): Check for outer loop only in case of loop
17627 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
17628 (vect_is_simple_use): Fix comment, add new argument, fix conditions
17629 for external definition.
17630 * passes.c (pass_slp_vectorize): New pass.
17631 * tree-vect-slp.c (find_bb_location): New function.
17632 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
17633 check for patterns only in loops.
17634 (vect_build_slp_tree): Add argument, adjust function calls, fail in
17635 case of multiple types in basic block SLP.
17636 (vect_mark_slp_stmts_relevant): New function.
17637 (vect_supported_load_permutation_p): Fix comment.
17638 (vect_analyze_slp_instance): Add argument. In case of basic block
17639 SLP, take vectorization factor from statement's type, check that
17640 unrolling factor is 1. Adjust function call. Save SLP instance in
17641 either loop or basic block vectorization structure. Return FALSE,
17643 (vect_analyze_slp): Add argument. Get strided stores groups from
17644 either loop or basic block vectorization structure. Return FALSE
17645 if basic block SLP failed.
17646 (new_bb_vec_info): New function.
17647 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
17648 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
17649 (vect_schedule_slp): Add argument. Get SLP instances from either
17650 loop or basic block vectorization structure. Set vectorization factor
17651 to be 1 for basic block SLP.
17652 (vect_slp_transform_bb): New function.
17653 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
17655 2009-05-23 Mark Mitchell <mark@codesourcery.com>
17657 * final.c (shorten_branches): Do not align labels for jump tables.
17658 (final_scan_insn): Use JUMP_TABLE_DATA_P.
17660 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
17662 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
17663 Remove outdated reference to flow.c and fix nits.
17664 * doc/gccint.texi: Tweak RTL description.
17665 * doc/rtl.texi: Likewise.
17667 2009-05-23 Denis Chertykov <chertykov@gmail.com>
17669 * config/avr/avr.c: Change my email address.
17670 * config/avr/avr.h: Likewise.
17671 * config/avr/avr.md: Likewise.
17672 * config/avr/avr-protos.h: Likewise.
17673 * config/avr/libgcc.S: Likewise.
17675 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
17677 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
17678 (spu_split_load, spu_split_store): Change return type to int.
17679 (spu_split_convert): Declare.
17680 * config/spu/predicates.md (spu_mem_operand): Remove.
17681 (spu_mov_operand): Update.
17682 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
17683 * config/spu/spu.c (regno_aligned_for_load): Remove.
17684 (reg_aligned_for_addr, spu_expand_load): Define.
17685 (spu_expand_extv): Reimplement and handle MEM.
17686 (spu_expand_insv): Handle MEM.
17687 (spu_sched_reorder): Handle insn's with length 0.
17688 (spu_legitimate_address_p): Reimplement.
17689 (store_with_one_insn_p): Return TRUE for any mode with size
17690 larger than 16 bytes.
17691 (address_needs_split): Define.
17692 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
17694 (spu_convert_move): Define.
17695 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
17696 (spu_split_store): Change all MEM's to TImode.
17697 (spu_init_expanders): Preallocate registers that correspond to
17698 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
17700 (spu_split_convert): Define.
17701 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
17702 (_move<mode>, _movdi, _movti): Update predicate and condition.
17703 (load, store): Change to define_split.
17704 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
17706 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
17707 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
17708 define_insn_and_split of lshr<mode>3.
17709 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
17710 (<v>ashr<mode>3_imm): Define.
17711 (extv, extzv, insv): Allow MEM operands.
17712 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
17713 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
17714 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
17715 (_spu_convert2): Change to define_insn_and_split and remove the
17716 corresponding define_peephole2.
17717 (stack_protect_set, stack_protect_test, stack_protect_test_si):
17718 Change predicates to memory_operand.
17720 2009-05-22 Mark Mitchell <mark@codesourcery.com>
17722 * config/arm/thumb2.md: Add 16-bit multiply instructions.
17724 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
17726 PR tree-optimization/40219
17727 * tree.c (iterative_hash_expr): Make sure the builtin function is
17728 a normal builtin function and not a front end or back end builtin
17729 before indexing into the built_in_decls array.
17731 2009-05-22 Richard Guenther <rguenther@suse.de>
17733 PR middle-end/38964
17734 * alias.c (write_dependence_p): Do not use TBAA for answering
17735 anti-dependence or output-dependence.
17736 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
17737 (emit_pointer_definition): Remove.
17738 (emit_alias_warning): Likewise.
17739 (find_what_var_points_to): Remove TBAA pruning code.
17740 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
17742 (compute_points_to_sets): Remove code computing the set of
17743 dereferenced pointers.
17744 * tree-data-ref.c (dr_may_alias_p): Properly use the split
17745 oracle for querying anti and output dependencies.
17746 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
17747 if TBAA may be applied.
17748 (refs_anti_dependent_p): New function.
17749 (refs_output_dependent_p): Likewise.
17750 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
17751 (refs_output_dependent_p): Likewise.
17752 * doc/tree-ssa.texi (Memory model): New section.
17753 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
17754 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
17755 * cfgexpand.c (expand_gimple_basic_block): Do not handle
17756 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
17757 * expr.c (expand_expr_real_1): Likewise.
17758 * gimple-low.c (lower_stmt): Likewise.
17759 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
17760 (dump_gimple_cdt): Remove.
17761 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
17762 (gimple_size): Likewise.
17763 (walk_gimple_op): Likewise.
17764 (is_gimple_stmt): Likewise.
17765 (walk_stmt_load_store_addr_ops): Likewise.
17766 (gimple_build_cdt): Remove.
17767 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
17768 * gimple.h (gimple_cdt_new_type): Remove.
17769 (gimple_cdt_new_type_ptr): Likewise.
17770 (gimple_cdt_set_new_type): Likewise.
17771 (gimple_cdt_location): Likewise.
17772 (gimple_cdt_location_ptr): Likewise.
17773 (gimple_cdt_set_location): Likewise.
17774 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
17775 * tree-cfg.c (remove_useless_stmts_1): Do not handle
17776 GIMPLE_CHANGE_DYNAMIC_TYPE.
17777 (verify_types_in_gimple_stmt): Likewise.
17778 * tree-inline.c (estimate_num_insns): Likewise.
17779 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
17780 (copy_decl_to_var): Likewise.
17781 (copy_result_decl_to_var): Likewise.
17782 * tree-pretty-print.c (dump_generic_node): Do not handle
17783 CHANGE_DYNAMIC_TYPE_EXPR.
17784 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
17785 * tree-ssa-operands.c (get_expr_operands): Likewise.
17786 * tree-ssa-structalias.c (struct variable_info): Remove
17787 no_tbaa_pruning member.
17788 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
17789 (unify_nodes): Do not copy it.
17790 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
17791 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
17792 (set_uids_in_ptset): Do not check it.
17793 (find_what_var_points_to): Likewise.
17794 (compute_tbaa_pruning): Remove.
17795 (compute_points_to_sets): Do not call it.
17796 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
17797 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
17798 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
17799 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
17800 (DECL_NO_TBAA_P): Likewise.
17801 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
17802 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
17803 (expand_omp_atomic_pipeline): Do not set it.
17804 * print-tree.c (print_node): Do not dump it.
17805 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
17808 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
17811 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
17814 2009-05-22 Mark Mitchell <mark@codesourcery.com>
17816 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
17819 2009-05-22 Ben Elliston <bje@au.ibm.com>
17821 * Makefile.in (bversion.h, s-bversion): New targets.
17822 (TOPLEV_H): Add bversion.h.
17823 * toplev.h: Include "bversion.h".
17824 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
17825 the __format__ attribute only if compiling with the same version
17826 of GCC as the sources (the "build version").
17828 2009-05-22 Ben Elliston <bje@au.ibm.com>
17830 * c-format.c (handle_format_attribute): Fix comment typo.
17832 2009-05-21 Steve Ellcey <sje@cup.hp.com>
17835 * config/ia64/ia64.opt (mfused-madd): New.
17836 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
17837 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
17838 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
17839 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
17840 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
17841 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
17842 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
17843 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
17844 instruction if !TARGET_FUSED_MADD.
17845 (fpma, fpms): Remove colon from name.
17847 2009-05-22 Richard Guenther <rguenther@suse.de>
17849 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
17850 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
17851 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
17853 (create_expression_by_pieces): Only convert if necessary.
17854 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
17855 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
17857 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
17859 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
17860 regular pattern from a template and rename it ...
17861 (*extzv_truncsi_exts): ... to this.
17863 2009-05-21 Richard Guenther <rguenther@suse.de>
17865 * cgraph.h (struct cgraph_node): Remove inline_decl member.
17866 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
17867 (cgraph_default_inline_p): Likewise.
17868 (cgraph_decide_inlining_incrementally): Likewise.
17870 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
17871 Uros Bizjak <ubizjak@gmail.com>
17873 * config/i386/cpuid.h (bit_MOVBE): New.
17875 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
17877 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
17878 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
17879 (ix86_handle_option): Handle OPT_mmovbe.
17880 (ix86_target_string): Add -mmovbe.
17881 (pta_flags): Add PTA_MOVBE.
17882 (processor_alias_table): Add PTA_MOVBE to "atom".
17883 (override_options): Handle PTA_MOVBE.
17885 * config/i386/i386.h (TARGET_MOVBE): New.
17887 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
17888 (*bswapsi_movbe): New.
17889 (*bswapdi_movbe): Likewise.
17890 (bswapdi2): Renamed to ...
17891 (*bswapdi_1): This.
17892 (bswapdi2): New expander.
17894 * config/i386/i386.opt (mmovbe): New.
17896 * doc/invoke.texi: Document -mmovbe.
17898 2009-05-21 Taras Glek <tglek@mozilla.com>
17900 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
17901 * gcc-plugin.h (plugin_init): Updated signature.
17902 * gcc-plugin.h (plugin_name_args): Moved to this header.
17903 * doc/plugins.texi (plugin_init): Updated documention to reflect
17905 * doc/plugins.texi (plugin_name_args): Added to documention.
17907 2009-05-21 Mark Mitchell <mark@codesourcery.com>
17909 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
17910 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
17912 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
17914 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
17915 JUMP_TABLE_DATA_P predicates where applicable.
17916 * config/i386/predicates.md: Ditto.
17917 * config/i386/sse.md: Ditto.
17919 2009-05-21 Jakub Jelinek <jakub@redhat.com>
17921 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
17922 operand2 -128 override length_immediate attribute to 1.
17923 * config/i386/predicates.md (constm128_operand): New predicate.
17925 * config/i386/i386.c (memory_address_length): Handle %r12
17926 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
17928 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
17929 mode look through optional ZERO_EXTEND and SUBREG.
17930 * config/i386/i386.md (R12_REG): New define_constant.
17931 (prefix_data16): For sse unit set also for MODE_TI insns.
17932 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
17933 insns set if operand 1 is ext_QIreg_operand.
17934 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
17935 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
17937 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
17938 mode from MODE_DI to MODE_SI.
17939 (movdi_1_rex64): Override modrm and length_immediate attributes
17940 only for movabs (TYPE_IMOV, alternative 2).
17941 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
17942 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
17943 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
17944 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
17945 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
17946 prefix_rex attribute if DImode.
17947 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
17948 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
17949 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
17950 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
17951 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
17952 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
17953 Likewise. For TYPE_IMOV clear length_immediate attribute.
17954 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
17955 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
17956 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
17957 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
17958 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
17959 or one operand TYPE_ISHIFT.
17960 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
17961 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
17962 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
17963 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
17964 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
17965 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
17966 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
17967 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
17968 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
17969 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
17970 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
17971 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
17972 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
17973 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
17974 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
17975 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
17976 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
17977 set mode attribute, don't override length attribute.
17978 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
17980 (return_internal_long): Set length attribute to 2 instead of 1.
17981 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
17982 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
17983 prefix_rex attribute.
17984 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
17986 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
17988 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17990 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
17992 2009-05-20 Ian Lance Taylor <iant@google.com>
17994 * tree.c (build_tree_list_vec_stat): New function.
17995 (ctor_to_vec): New function.
17996 (build_nt_call_vec): New function.
17997 (build_call_array): Change args to be a const pointer.
17998 (build_call_vec): New function.
17999 * tree.h (build_nt_call_vec): Declare.
18000 (build_tree_list_vec_stat): Declare.
18001 (build_tree_list_vec): Define.
18002 (build_call_array): Update declaration.
18003 (build_call_vec): Declare.
18004 (ctor_to_vec): Declare.
18005 * c-common.c (tree_vector_cache): New static variable.
18006 (make_tree_vector): New function.
18007 (release_tree_vector): New function.
18008 (make_tree_vector_single): New function.
18009 (make_tree_vector_copy): New function.
18010 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
18011 (make_tree_vector_single, make_tree_vector_copy): Declare.
18012 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
18013 (c_parser_expr_list): Don't manage cache here, instead call
18015 (c_parser_release_expr_list): Remove static function.
18016 (c_parser_vec_to_tree_list): Remove static function.
18017 (c_parser_attributes): Call build_tree_list_vec instead of
18018 c_parser_vec_to_tree_list. Call release_tree_vector instead of
18019 c_parser_release_expr_list.
18020 (c_parser_postfix_expression_after_primary): Likewise.
18021 (c_parser_objc_keywordexpr): Likewise.
18023 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
18025 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
18026 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
18027 TARGET_CONVERT_TO_TYPE.
18028 * hooks.c (hook_tree_const_tree_null): Define.
18029 * hooks.h (hook_tree_const_tree_null): Declare.
18030 * target.h (struct gcc_target): Add invalid_parameter_type,
18031 invalid_return_type, promoted_type, and convert_to_type fields.
18032 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
18033 (TARGET_INVALID_RETURN_TYPE): Define.
18034 (TARGET_PROMOTED_TYPE): Define.
18035 (TARGET_CONVERT_TO_TYPE): Define.
18036 (TARGET_INITIALIZER): Update for new fields.
18037 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
18038 (grokparms): Check targetm.invalid_parameter_type.
18039 * c-typeck.c (default_conversion): Check targetm.promoted_type.
18040 * c-convert.c (convert): Check targetm.convert_to_type.
18042 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
18044 * config/mips/mips.md (*extenddi_truncate<mode>,
18045 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
18047 (*extendhi_truncateqi): New define_insn_and_sptit.
18049 2009-05-20 Jakub Jelinek <jakub@redhat.com>
18051 PR middle-end/40204
18052 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
18053 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
18055 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
18057 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
18058 the operand of VIEW_CONVERT_EXPR.
18060 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
18062 * config/i386/driver-i386.c (host_detect_local_cpu): Check
18063 extended family and model for Intel processors. Support Intel Atom.
18065 2009-05-20 Olivier Hainque <hainque@adacore.com>
18067 * gstab.h (stab_code_type): Define, to be used instead of the
18068 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
18070 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
18071 occurrences by stab_code_type.
18072 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
18074 2009-05-20 Martin Jambor <mjambor@suse.cz>
18076 * tree-flow.h (insert_edge_copies_seq): Undeclare.
18077 (sra_insert_before): Likewise.
18078 (sra_insert_after): Likewise.
18079 (sra_init_cache): Likewise.
18080 (sra_type_can_be_decomposed_p): Likewise.
18081 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
18082 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
18083 (sra_insert_before): Likewise.
18084 (sra_insert_after): Likewise.
18085 (sra_init_cache): Likewise.
18086 (insert_edge_copies_seq): Made static and moved upwards.
18088 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
18091 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
18093 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
18094 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
18097 2009-05-20 Richard Guenther <rguenther@suse.de>
18099 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18100 with mismatched comparison modes.
18102 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18104 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
18105 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
18106 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
18107 with shifts for Thumb2.
18108 (orsi_notsi): New for orn.
18109 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
18110 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
18111 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
18112 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
18113 Don't invert remainder for IOR.
18115 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
18117 PR tree-optimization/40087
18118 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
18119 number_of_iterations_ne): Rename never_infinite argument.
18120 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
18121 number_of_iterations_le): Handle pointer-type ivs when
18122 exit_must_be_taken is false.
18123 (number_of_iterations_cond): Do not always assume that
18124 exit_must_be_taken if the control variable is a pointer.
18126 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
18128 * c-typeck.c (build_binary_op): Allow % on integal vectors.
18129 * doc/extend.texi (Vector Extension): Document that % is allowed too.
18131 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
18133 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
18134 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
18136 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18139 * c.opt (Wlogical-op): Disabled by default.
18140 * c-opt (c_common_post_options): Do not enable Wlogical-op with
18142 * doc/invoke.texi (Wlogical-op): Likewise.
18144 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
18146 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
18148 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
18149 Propagate the type of the first operand.
18150 <ASSERT_EXPR>: Simplify.
18151 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
18152 Rewrite using the RHS code as discriminant.
18153 <NOP_EXPR>: Turn into CASE_CONVERT.
18154 <PLUS_EXPR>: Propagate the type of the first operand.
18156 2009-05-19 Steve Ellcey <sje@cup.hp.com>
18158 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
18159 (ia64_dconst_0_375): New.
18160 * config/ia64/ia64.c (ia64_override_options): Remove
18161 -minline-sqrt-min-latency warning.
18162 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
18163 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
18164 * config/ia64/ia64.md (*sqrt_approx): Remove.
18165 (sqrtsf2): Remove #if 0.
18166 (sqrtsf2_internal_thr): Rewrite and move to div.md.
18167 (sqrtdf): Remove assert.
18168 (sqrtdf2_internal_thr): Rewrite and move to div.md.
18169 (sqrtxf2): Remove #if 0.
18170 (sqrtxf2_internal_thr): Rewrite and move to div.md.
18171 * div.md (sqrt_approx_rf): New.
18172 (sqrtsf2_internal_thr): New implementation.
18173 (sqrtsf2_internal_lat): New.
18174 (sqrtdf2_internal_thr: New implementation.
18175 (sqrtxf2_internal): New implementation.
18177 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
18178 Hans-Peter Nilsson <hp@axis.com>
18180 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
18181 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
18182 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
18183 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
18184 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
18185 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
18186 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
18187 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
18188 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
18189 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
18190 * c-common.c: ...from here.
18192 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18194 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
18196 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18198 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
18200 2009-05-19 Ben Elliston <bje@au.ibm.com>
18202 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
18203 assignments with memcpy calls.
18204 (add_fdes): Likewise.
18205 (binary_search_unencoded_fdes): Likewise.
18206 (linear_search_fdes): Eliminate type puns.
18208 2009-05-19 Richard Guenther <rguenther@suse.de>
18210 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
18211 not falsely claim to have propagated into all uses.
18213 2009-05-19 Ben Elliston <bje@au.ibm.com>
18215 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
18218 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
18220 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
18221 * config/sh/sh.c (sh_legitimate_address_p): Make static.
18222 (TARGET_LEGITIMATE_ADDRESS_P): New.
18223 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18224 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
18226 2009-05-18 Dodji Seketeli <dodji@redhat.com>
18229 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
18230 child of the containing namespace's DIE.
18232 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
18234 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
18235 *zero_extendhi_truncqi): Move after the zero_extend patterns.
18236 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
18239 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
18242 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
18243 gen_align with gen_pad.
18244 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
18245 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
18247 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
18248 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
18250 * config/i386/i386.md (align): Renamed to ...
18251 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
18252 ASM_OUTPUT_MAX_SKIP_PAD.
18254 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
18256 * config.gcc: Fix variable syntax.
18259 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
18260 before calling exact_log2.
18261 (output_iorsi3): Likewise.
18262 (output_xorsi3): Likewise.
18264 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
18266 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
18267 for the none zero constant operand except for EQ and NE
18268 comprisons even when the first operand is R0.
18270 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
18272 * config/s390/2064.md: Remove trailing whitespaces.
18273 * config/s390/2084.md: Likewise.
18274 * config/s390/constraints.md: Likewise.
18275 * config/s390/fixdfdi.h: Likewise.
18276 * config/s390/libgcc-glibc.ver: Likewise.
18277 * config/s390/s390-modes.def: Likewise.
18278 * config/s390/s390-protos.h: Likewise.
18279 * config/s390/s390.c: Likewise.
18280 * config/s390/s390.h: Likewise.
18281 * config/s390/s390.md: Likewise.
18282 * config/s390/tpf-unwind.h: Likewise.
18284 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18286 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
18288 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18291 * configure.ac (m68k-*-*): Check if binutils support TLS.
18292 * configure: Regenerate.
18293 * config/m68k/predicates.md (symbolic_operand): Extend comment.
18294 * config/m68k/constraints.md (Cu): New constraint.
18295 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
18296 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
18297 (movsi): Handle TLS symbols.
18298 (addsi3_5200): Handle XTLS symbols, indent.
18299 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
18300 (m68k_tls_reference_p): Declare.
18301 (m68k_legitimize_address): Declare.
18302 (m68k_unwrap_symbol): Declare.
18303 * config/m68k/m68k.opt (mxtls): New option.
18304 * config/m68k/m68k.c (ggc.h): Include.
18305 (m68k_output_dwarf_dtprel): Implement hook.
18306 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
18307 (m68k_expand_prologue): Load GOT pointer when function needs it.
18308 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
18309 (m68k_legitimate_constant_address_p): Same.
18310 (m68k_decompose_address): Handle TLS references.
18311 (m68k_get_gp): New static function.
18312 (enum m68k_reloc): New contants.
18313 (TLS_RELOC_P): New macro.
18314 (m68k_wrap_symbol): New static function.
18315 (m68k_unwrap_symbol): New function.
18316 (m68k_final_prescan_insn_1): New static function.
18317 (m68k_final_prescan_insn): New function.
18318 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
18320 (legitimize_pic_address): Handle TLS references..
18321 (m68k_tls_get_addr, m68k_get_tls_get_addr)
18322 (m68k_libcall_value_in_a0_p)
18323 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
18324 (m68k_call_m68k_read_tp): Helper variables and functions for ...
18325 (m68k_legitimize_tls_address): Handle TLS references.
18326 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
18328 (m68k_legitimize_address): Handle TLS symbols.
18329 (m68k_get_reloc_decoration): New static function.
18330 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
18332 (m68k_output_dwarf_dtprel): Implement hook.
18333 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
18334 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
18335 m68k_call_* routines.
18336 (sched_attr_op_type): Handle TLS symbols.
18337 (gt-m68k.h): Include.
18338 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
18339 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
18341 2009-05-18 Martin Jambor <mjambor@suse.cz>
18343 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
18344 (visit_store_addr_for_mod_analysis): New function.
18345 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
18346 (determine_cst_member_ptr): Use gimple_assign_single_p.
18347 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
18348 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
18349 operands. Don't check number of operands of a NOP_EXPR.
18351 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
18353 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
18355 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
18358 * c-common.c (warn_logical_operator): Don't warn if one of
18359 expression isn't always true or false.
18361 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
18363 * config/i386/biarch32.h: New file.
18364 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
18366 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
18368 * config/mips/mips.md (*zero_extend<mode>_trunchi,
18369 *zero_extend<mode>_truncqi): Merge these into ...
18370 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
18371 Name the pattern following this as *zero_extendhi_truncqi.
18373 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
18375 PR middle-end/39301
18376 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
18377 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
18378 (output_info): Make field HOST_WIDEST_INT.
18379 (print_statistics): Use HOST_WIDEST_INT_PRINT.
18380 (dump_bitmat_statistics): Same.
18382 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
18384 * config.gcc (use_gcc_stdint): Set to wrap.
18385 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
18386 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
18387 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
18388 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
18389 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
18390 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
18391 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
18392 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
18394 2009-05-16 Joseph Myers <joseph@codesourcery.com>
18396 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
18398 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
18399 Move definitions earlier.
18400 (OPT_ARCH64, OPT_ARCH32): Define.
18401 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
18404 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
18407 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
18410 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
18412 * arm.md (movdi2): Copy non-reg values to DImode registers.
18414 2009-05-16 Jakub Jelinek <jakub@redhat.com>
18417 * final.c (label_to_max_skip): New function.
18418 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
18419 CODE_LABEL_NUMBER <= max_labelno.
18420 * output.h (label_to_max_skip): New prototype.
18421 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
18422 (ix86_avoid_jump_mispredicts): ... this. Don't define if
18423 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
18424 Handle CODE_LABELs with >= 16 byte alignment or with
18425 max_skip == (1 << align) - 1.
18426 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
18427 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
18430 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
18431 .p2align 3 if MAX_SKIP is smaller than 7.
18432 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
18434 2009-05-15 Ian Lance Taylor <iant@google.com>
18436 * alias.c (struct alias_set_entry_d): Rename from struct
18437 alias_set_entry. Change all uses.
18438 * except.c (struct call_site_record_d): Rename from struct
18439 call_site_record. Change all uses.
18440 * except.h (struct eh_region_d): Rename from struct eh_region.
18442 * gcse.c (struct hash_table_d): Rename from struct hash_table.
18444 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
18445 ivtype_map_elt. Change all uses.
18446 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
18448 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
18449 * graphite.h (struct name_tree_d): Rename from struct name_tree.
18451 (struct sese_d): Rename from struct sese. Change all uses.
18452 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
18453 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
18454 * optabs.h (struct optab_d): Rename from struct optab. Change all
18456 (struct convert_optab_d): Rename from struct convert_optab.
18458 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
18459 ipa_opt_pass. Change all uses.
18460 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
18463 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
18464 defined as a typedef.
18465 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
18468 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
18471 * fold-const.c (make_range,build_range_check,merge_ranges): Move
18473 (merge_ranges): Returns bool.
18474 * tree.h (make_range): .. to here.
18475 (build_range_check): Likewise.
18476 (merge_ranges): Likewise. Renamed from merge_ranges.
18477 * c-typeck.c (parser_build_binary_op): Update calls to
18478 warn_logical_operator.
18479 * c-common.c (warn_logical_operator): Add new warning.
18480 * c-common.h (warn_logical_operator): Update declaration.
18482 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
18484 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
18486 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18488 * doc/install.texi: Document MPC requirements, flags etc.
18490 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
18491 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
18492 Evaluate constant arguments.
18493 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
18494 (fold_builtin_1): Likewise, also evaluate constant arguments.
18495 Remove superfluous break.
18496 (do_mpc_ckconv): New.
18497 * real.h: Include mpc.h.
18498 * toplev.c (print_version): Output MPC version info if available.
18500 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18502 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
18504 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
18506 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
18509 2009-05-15 Jan Hubicka <jh@suse.cz>
18511 * doc/invoke.texi (max-early-inliner-iterations): New flag.
18512 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
18513 (try_inline): Fix return value.
18514 (cgraph_decide_inlining_incrementally): Honor new value.
18515 (cgraph_early_inlining): Handle indirect inlining.
18516 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
18518 2009-05-15 Jan Hubicka <jh@suse.cz>
18520 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
18521 * cgraphunit.c (cgraph_finalize_function): Set it.
18522 (cgraph_expand_function): Use it.
18524 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18526 * real.c (encode_ieee_half): Define.
18527 (decode_ieee_half): Define.
18528 (ieee_half_format): Define.
18529 (arm_half_format): Define.
18530 * real.h (ieee_half_format): Declare.
18531 (arm_half_format): Declare.
18533 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18535 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
18536 swapped, and reversed optabs exist before trying to use them.
18538 2009-05-15 Paul Brook <paul@codesourcery.com>
18539 Sandra Loosemore <sandra@codesourcery.com>
18541 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
18542 loads. Allow PRE_DEC.
18543 (output_move_neon): Handle PRE_DEC.
18544 (arm_print_operand): Add 'A' for neon structure loads.
18545 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
18546 * config/arm/neon.md (neon_mov): Update comment.
18547 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
18549 (Um): New constraint.
18551 2009-05-15 Jan Hubicka <jh@suse.cz>
18553 Revert the following patch until testsuite fallout is fixed:
18554 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18555 * cgraph.h (struct inline_summary): New filed self_wize,
18556 size_inlining_benefit, self_time and time_inlining_benefit.
18557 (struct cgraph_global_info): Replace insns by time ans size fields.
18558 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18559 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18560 (ipcp_update_callgraph): Do not touch function bodies.
18561 * ipa-inline.c: Include except.h
18562 (MAX_TIME): New constant.
18563 (overall_insns): Remove
18564 (overall_size, max_benefit): New static variables.
18565 (cgraph_estimate_time_after_inlining): New function.
18566 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18567 (cgraph_clone_inlined_nodes): Update size.
18568 (cgraph_mark_inline_edge): Update size.
18569 (cgraph_estimate_growth): Use size info.
18570 (cgraph_check_inline_limits): Check size.
18571 (cgraph_default_inline_p): Likewise.
18572 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18573 (cgraph_decide_recursive_inlining): Check size.
18574 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18576 (cgraph_decide_inlining): Likewise.
18577 (cgraph_decide_inlining_incrementally): Likewise; honor
18578 PARAM_EARLY_INLINING_INSNS.
18579 (likely_eliminated_by_inlining_p): New predicate.
18580 (estimate_function_body_sizes): New function.
18581 (compute_inline_parameters): Use it.
18582 * except.c (must_not_throw_labels): New function.
18583 * except.h (must_not_throw_labels): Declare.
18584 * tree-inline.c (init_inline_once): Kill inlining_weigths
18585 * tree-ssa-structalias.c: Avoid uninitialized warning.
18586 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18587 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18588 (PARAM_INLINE_CALL_COST): Remove.
18589 (PARAM_EARLY_INLINING_INSNS): New.
18591 2009-05-15 Richard Guenther <rguenther@suse.de>
18593 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
18594 not TODO_update_ssa.
18596 2009-05-15 Richard Guenther <rguenther@suse.de>
18598 PR tree-optimization/39999
18599 * gimple.h (gimple_expr_type): Use the expression type looking
18600 through useless conversions.
18601 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
18602 (vn_nary_op_insert_stmt): Likewise.
18603 (simplify_binary_expression): Likewise.
18605 2009-05-15 Richard Guenther <rguenther@suse.de>
18607 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
18608 New options, enabled by default.
18609 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
18611 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
18612 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
18613 * tree-ssa-structalias.c (gate_tree_pta): New function.
18614 (pass_build_alias): Use it.
18616 2009-05-15 Joseph Myers <joseph@codesourcery.com>
18618 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
18619 recurse on an invariant address if a conversion from a pointer
18620 type to a wider integer type is involved.
18622 2009-05-15 Jan Hubicka <jh@suse.cz>
18624 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18625 * cgraph.h (struct inline_summary): New filed self_wize,
18626 size_inlining_benefit, self_time and time_inlining_benefit.
18627 (struct cgraph_global_info): Replace insns by time ans size fields.
18628 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18629 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18630 (ipcp_update_callgraph): Do not touch function bodies.
18631 * ipa-inline.c: Include except.h
18632 (MAX_TIME): New constant.
18633 (overall_insns): Remove
18634 (overall_size, max_benefit): New static variables.
18635 (cgraph_estimate_time_after_inlining): New function.
18636 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18637 (cgraph_clone_inlined_nodes): Update size.
18638 (cgraph_mark_inline_edge): Update size.
18639 (cgraph_estimate_growth): Use size info.
18640 (cgraph_check_inline_limits): Check size.
18641 (cgraph_default_inline_p): Likewise.
18642 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18643 (cgraph_decide_recursive_inlining): Check size.
18644 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18646 (cgraph_decide_inlining): Likewise.
18647 (cgraph_decide_inlining_incrementally): Likewise; honor
18648 PARAM_EARLY_INLINING_INSNS.
18649 (likely_eliminated_by_inlining_p): New predicate.
18650 (estimate_function_body_sizes): New function.
18651 (compute_inline_parameters): Use it.
18652 * except.c (must_not_throw_labels): New function.
18653 * except.h (must_not_throw_labels): Declare.
18654 * tree-inline.c (init_inline_once): Kill inlining_weigths
18655 * tree-ssa-structalias.c: Avoid uninitialized warning.
18656 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18657 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18658 (PARAM_INLINE_CALL_COST): Remove.
18659 (PARAM_EARLY_INLINING_INSNS): New.
18660 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
18661 (inline-call-cost): Remove.
18662 (early-inlining-insns): New.
18664 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
18666 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
18668 (print_int_cst_bounds_in_octal_p): Likewise.
18669 (dbxout_type): Adjust calls to above functions. Be prepared to deal
18671 * dwarf2out.c (base_type_die): Likewise.
18672 (is_subrange_type): Delete.
18673 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
18674 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
18675 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
18676 if the destination type is boolean.
18677 (build_range_check): Do not special-case subtypes.
18678 (fold_sign_changed_comparison): Likewise.
18679 (fold_unary): Likewise.
18680 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
18681 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
18682 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
18683 * tree.c (subrange_type_for_debug_p): New predicate based on the
18684 former is_subrange_type.
18685 * tree.h (subrange_type_for_debug_p): Declare.
18686 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
18687 (convert_affine_scev): Remove call to above function.
18688 (chrec_convert_aggressive): Likewise.
18689 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
18690 false for conversions involving subtypes.
18691 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
18692 (vrp_val_min): Likewise.
18693 (needs_overflow_infinity): Likewise.
18694 (extract_range_from_unary_expr): Likewise.
18696 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
18698 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
18699 * config/frv/frv.c: Likewise.
18700 * config/s390/s390.c: Likewise.
18701 * config/sparc/sparc.h: Likewise.
18702 * config/i386/i386.h: Likewise.
18703 * config/i386/i386.c: Likewise.
18704 * config/crx/crx.c: Likewise.
18705 * config/m68hc11/m68hc11.h: Likewise.
18706 * config/iq2000/iq2000.c: Likewise.
18707 * config/mn10300/mn10300.h: Likewise.
18708 * config/mn10300/mn10300.c: Likewise.
18709 * config/m68k/m68k.c: Likewise.
18710 * config/rs6000/rs6000.c: Likewise.
18711 * config/rs6000/xcoff.h: Likewise.
18712 * config/rs6000/linux64.h: Likewise.
18713 * config/rs6000/sysv4.h: Likewise.
18714 * config/score/score3.c: Likewise.
18715 * config/score/score7.c: Likewise.
18716 * config/score/score.c: Likewise.
18717 * config/arm/arm.md: Likewise.
18718 * config/mips/mips.c: Likewise.
18719 * config/mips/mips.md: Likewise.
18720 * config/bfin/bfin.h: Likewise.
18721 * config/pa/pa.c: Likewise.
18722 * config/pa/constraints.md: Likewise.
18724 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
18725 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
18726 * config/pdp11/pdp11.h: Use memory_address_p instead.
18728 2009-05-14 Ian Lance Taylor <iant@google.com>
18730 * passes.c (finish_optimization_passes): Change i to int.
18731 * plugin.c (plugins_active_p): Change event to int.
18732 (dump_active_plugins): Likewise.
18733 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
18735 * tree.c (tree_range_check_failed): Change c to unsigned int.
18736 (omp_clause_range_check_failed): Likewise.
18737 (build_common_builtin_nodes): Change mode to int. Add cast.
18738 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
18739 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
18741 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
18742 ++ or -- with a variable of enum type.
18744 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18747 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
18749 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18751 * store-motion.c: Do not include params.h
18752 * Makefile.in: Fix dependencies for various files.
18754 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18756 * auto-inc-dec.c: Fix pass description, remove apparent
18757 accidental duplication.
18759 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
18761 PR middle-end/40147
18762 * ipa-utils.h (memory_identifier_string): Moved to ...
18763 * tree.h (memory_identifier_string): Here. Add GTY(()).
18765 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
18767 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
18768 in the former documentation of...
18769 (GO_IF_LEGITIMATE_ADDRESS): ... this.
18770 * ira-conflicts.c (get_dup_num): Use address_operand.
18771 * targhooks.c (default_legitimate_address_p): New.
18772 * targhooks.h (default_legitimate_address_p): New.
18773 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
18775 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
18776 * target.h (struct target): Add legitimate_address_p.
18777 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
18778 (TARGET_INITIALIZER): Include it.
18780 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18781 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
18782 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
18783 (TARGET_LEGITIMATE_ADDRESS_P): New.
18785 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18786 (REG_OK_STRICT_P): Delete.
18787 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
18788 (frv_legitimate_address_p_1): ... this.
18789 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
18790 (frv_legitimate_address_p_1): ... the renamed old
18791 frv_legitimate_address_p.
18792 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
18793 (TARGET_LEGITIMATE_ADDRESS_P): New.
18795 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18796 * config/s390/s390-protos.h (legitimate_address_p): Remove.
18797 * config/s390/s390.c (legitimate_address_p): Rename to...
18798 (s390_legitimate_address_p): ... this, make static.
18799 (legitimize_address): Adjust call.
18800 (TARGET_LEGITIMATE_ADDRESS_P): New.
18801 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
18803 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18804 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
18805 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
18806 (TARGET_LEGITIMATE_ADDRESS_P): New.
18808 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18809 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
18810 * config/spu/spu.c (spu_legitimate_address): Rename to...
18811 (spu_legitimate_address_p): ... this, make static.
18812 (TARGET_LEGITIMATE_ADDRESS_P): New.
18814 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18815 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
18816 * config/sparc/sparc.c (legitimate_address_p): Rename to...
18817 (sparc_legitimate_address_p): ... this, make static and return bool.
18818 (legitimize_address): Adjust call.
18819 (TARGET_LEGITIMATE_ADDRESS_P): New.
18821 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18822 * config/i386/i386-protos.h (legitimate_address_p): Remove.
18823 * config/i386/i386.c (legitimate_address_p): Rename to...
18824 (ix86_legitimate_address_p): ... this, make static.
18825 (constant_address_p): Move after it, adjust call.
18826 (TARGET_LEGITIMATE_ADDRESS_P): New.
18828 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18829 * config/avr/avr-protos.h (legitimate_address_p): Remove.
18830 * config/avr/avr.c (legitimate_address_p): Rename to...
18831 (avr_legitimate_address_p): ... this, make static.
18832 (legitimize_address): Adjust call.
18833 (TARGET_LEGITIMATE_ADDRESS_P): New.
18835 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18836 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
18837 * config/crx/crx.c (crx_legitimate_address_p): Make static.
18838 (TARGET_LEGITIMATE_ADDRESS_P): New.
18840 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18841 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
18842 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
18843 (TARGET_LEGITIMATE_ADDRESS_P): New.
18845 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18846 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
18848 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
18850 (TARGET_LEGITIMATE_ADDRESS_P): New.
18852 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18853 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
18855 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
18857 (m68hc11_legitimate_address_p): ... this, make static.
18858 (go_if_legitimate_address_internal): Rename to...
18859 (m68hc11_legitimate_address_p_1): ... this.
18860 (legitimize_address): Adjust call.
18861 (TARGET_LEGITIMATE_ADDRESS_P): New.
18863 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18864 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
18865 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
18866 (TARGET_LEGITIMATE_ADDRESS_P): New.
18868 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18869 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
18870 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
18871 (mn10300_legitimate_address_p): ... this, make static.
18872 (TARGET_LEGITIMATE_ADDRESS_P): New.
18874 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18875 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
18876 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
18877 (TARGET_LEGITIMATE_ADDRESS_P): New.
18879 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18880 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
18881 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
18882 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18883 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
18884 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
18885 (rs6000_legitimate_address_p): ... this, make static.
18886 (TARGET_LEGITIMATE_ADDRESS_P): New.
18887 (REG_MODE_OK_FOR_BASE_P): Delete.
18888 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
18890 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18891 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
18893 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
18894 static, adjust types.
18895 (TARGET_LEGITIMATE_ADDRESS_P): New.
18897 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18898 * config/score/score.c (score_address_p): Rename to...
18899 (score_legitimate_address_p): ... this.
18900 (TARGET_LEGITIMATE_ADDRESS_P): New.
18901 * config/score/score3.c (score3_address_p): Rename to...
18902 (score3_legitimate_address_p): ... this.
18903 * config/score/score7.c (score7_address_p): Rename to...
18904 (score7_legitimate_address_p): ... this.
18906 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
18907 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
18908 GO_IF_LEGITIMATE_ADDRESS): Delete.
18909 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
18910 thumb2_legitimate_address_p): Delete.
18911 (arm_legitimate_address_p): Rename to...
18912 (arm_legitimate_address_outer_p): ... this.
18913 * config/arm/constraints.md ("Uq"): Adjust call.
18914 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
18915 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
18917 (arm_legitimate_address_outer_p): ... this.
18918 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
18920 (TARGET_LEGITIMATE_ADDRESS_P): New.
18922 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18923 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
18924 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
18925 (TARGET_LEGITIMATE_ADDRESS_P): New.
18927 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18928 * config/vax/vax-protos.h (legitimate_address_p): Remove.
18929 * config/vax/vax.c (legitimate_address_p): Rename to...
18930 (vax_legitimate_address_p): ... this, make static.
18931 (TARGET_LEGITIMATE_ADDRESS_P): New.
18933 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18934 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
18935 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
18936 (TARGET_LEGITIMATE_ADDRESS_P): New.
18938 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18939 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
18940 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
18941 (mmix_legitimate_address_p): ... this, make static.
18942 (TARGET_LEGITIMATE_ADDRESS_P): New.
18944 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18945 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
18946 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
18947 (TARGET_LEGITIMATE_ADDRESS_P): New.
18949 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
18951 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
18952 of MODE_COMPLEX_INT.
18954 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18956 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
18957 LCT_NORMAL in function call.
18958 * mips-tdump.c (print_file_desc): Add cast to enum type.
18959 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
18960 (mark_stabs): Add casts to enum types.
18961 (parse_stabs_common): Add casts to enum types.
18963 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
18965 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
18966 Check for invalid values of LETTER.
18968 2009-05-13 Taras Glek <tglek@mozilla.com>
18970 * attribs.c (register_attribute): moved out attribute registration
18971 into register_attribute.
18972 * doc/plugins.texi: Documented register_attribute and
18974 * gcc-plugin.h: Added forward decl for register_attribute.
18975 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
18976 * plugin.c (register_callback, invoke_plugin_callbacks): Added
18977 PLUGIN_ATTRIBUTES boilerplate.
18979 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
18981 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
18982 values even in sentinel and empty entries.
18983 (ms_printf_flag_specs): Likewise.
18984 (ms_scanf_flag_specs): Likewise.
18985 (ms_strftime_flag_specs): Likewise.
18986 (ms_print_char_table): Likewise.
18987 (ms_scan_char_table): Likewise.
18988 (ms_time_char_table): Likewise.
18990 2009-05-13 Doug Kwan <dougkwan@google.com>
18992 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
18994 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
18996 * config/mips/mips.md (store): Add attributes for QI and HI.
18998 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
18999 (truncdi<mode>2): ... this new pattern.
19001 2009-05-13 Brad Hards <bradh@kde.org>
19003 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
19005 2009-05-14 Jakub Jelinek <jakub@redhat.com>
19006 Ben Elliston <bje@au.ibm.com>
19008 PR middle-end/40035
19009 * dse.c (check_mem_read_rtx): Guard against width == -1.
19011 2009-05-13 Michael Matz <matz@suse.de>
19013 PR middle-end/39976
19014 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
19015 (trivially_conflicts_p): New function.
19016 (insert_backedge_copies): Use it.
19018 2009-05-13 Janis Johnson <janis187@us.ibm.com>
19020 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
19021 (handle_stdc_pragma): Use new enum constant names.
19022 (handle_pragma_float_const_decimal64): Ditto.
19024 2009-05-13 Ian Lance Taylor <iant@google.com>
19026 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
19029 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
19031 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
19032 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
19034 * config/m68k/m68k.h (FL_UCLINUX): Define.
19036 2009-05-13 Jan Hubicka <jh@suse.cz>
19038 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
19040 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19042 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
19043 unless -fschedule-insns is specified.
19045 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19048 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
19049 TARGET_EXPAND_CBRANCHDI4.
19050 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
19051 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
19052 (cmpeqdi): Fix comment.
19054 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19056 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
19057 (sh_legitimate_address_p): Likewise.
19058 * config/sh/sh.c (sh_legitimate_index_p): New.
19059 (sh_legitimate_address_p): Likewise.
19060 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
19061 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
19062 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
19063 (MAYBE_BASE_REGISTER_RTX_P): New macro.
19064 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
19065 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
19066 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
19067 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
19068 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
19070 2009-05-12 Jan Hubicka <jh@suse.cz>
19072 * tree-inline.c (estimate_operator_cost): Add operands;
19073 when division happens by constant, it is cheap.
19074 (estimate_num_insns): Loads and stores are not having cost of 0;
19075 EH magic stuff is cheap; when computing runtime cost of switch,
19076 use log2 base of amount of its cases; builtin_expect has cost of 0;
19077 compute cost for moving return value of call.
19078 (init_inline_once): Initialize time_based flags.
19079 * tree-inline.h (eni_weights_d): Add time_based flag.
19081 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19083 * df-core.c: Update head documentation.
19085 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19088 * rs6000.c (rs6000_generate_compare): Use op1b instead of
19089 shadowing exisiting variable op1.
19091 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
19094 * config/i386/driver-i386.c (processor_signatures): New enum.
19095 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
19096 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
19097 processor signature to detect geode processor.
19099 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19103 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19105 * optabs.c (prepare_cmp_insn): Temporarily disable test that
19106 causes spurious differences between trunk and cond-optab branch.
19108 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19110 * dojump.c (compare_from_rtx): Delete.
19111 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
19112 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
19113 if the comparison does not satisfy the predicate; test predicates for
19114 operands 2 and 3 of a cstore pattern. Don't try cstore optab
19115 further if one existing pattern fails.
19116 * expr.h (compare_from_rtx): Delete.
19117 (prepare_operand): Declare it.
19118 * optabs.c: Change "lib call" to "libcall" throughout.
19119 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
19120 HAVE_conditional_trap, emit_cmp_insn): Delete.
19121 (can_compare_p): Delete cmp_optab case.
19122 (prepare_float_lib_cmp): Return an rtx and a machine mode.
19123 Accept other parameters by value.
19124 (prepare_operand): Make non-static.
19125 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
19126 other parameters by value. Try to widen operands here based on
19127 an optab_methods argument and looking at cbranch_optab.
19128 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
19129 loop. Use cbranch_optab directly.
19130 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
19131 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
19133 (emit_conditional_move, emit_conditional_add): Inline what's needed
19134 of compare_from_rtx, using new prepare_cmp_insn for the rest.
19135 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
19136 with COMPARE. Move cmov_optab and cstore_optab above
19137 with cbranch_optab, move cmp_optab down with ucmp_optab,
19138 remove tst_otpab. Do not initialize trap_rtx.
19139 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
19140 for trap code. Do not check HAVE_conditional_trap. Use
19141 prepare_cmp_insn. Accept no predicate for operand 3.
19142 * optabs.h (OTI_cmp): Mark as used only for libcalls.
19143 (OTI_ctrap, ctrap_optab): New.
19144 (tst_optab): Delete.
19145 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
19146 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
19147 with lookup of ctrap_optab.
19148 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
19150 (ctrap_optab): New.
19152 * combine.c (combine_simplify_rtx, simplify_set): Do not
19153 special case comparing against zero for cc0 machines.
19154 * simplify-rtx.c (simplify_binary_operation_1): Never remove
19155 COMPARE on cc0 machines.
19156 (simplify_relational_operation): Return a new expression when
19157 a COMPARE could be removed.
19158 * final.c (final_scan_insn): Compare cc_status values
19159 against LHS of a (compare FOO (const_int 0)) cc0 source.
19160 Also check if cc_status.value is the full compare.
19162 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
19163 (cstoreMM4): Document.
19164 (conditional_trap): Document ctrapMM4 instead.
19165 (sync_compare_and_swapMM): Refer to cbranchcc4.
19166 (Dependent Patterns): Eliminate obsolete information referring to
19167 the old jump optimization phase.
19168 (Canonicalization): Include cbranchcc4 case, omit canonicalization
19169 of compares with 0 on cc0 machines.
19170 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
19171 avoiding references to cc0. Remove text about storing operands
19173 * doc/tm.texi (Condition Codes): Include blurb on different
19174 condition code representations, separate into subsections for
19175 CC0, MODE_CC and conditional execution.
19177 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
19178 alpha_emit_setcc): Accept operands and a machine mode.
19179 * config/alpha/alpha.c (alpha_emit_conditional_branch):
19180 Get code/op0/op1 from operands, use machine mode argument
19181 instead of alpha_compare.fp_p. Emit the branch here.
19182 (alpha_emit_setcc): Likewise, and return boolean.
19183 (alpha_emit_conditional_move): Likewise. Assert that
19184 cmp_op_mode == cmp_mode, and simplify accordingly.
19185 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
19186 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
19187 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
19189 (stack probe test): Use cbranchdi4.
19190 * config/alpha/predicates.md (alpha_cbranch_operator): New.
19192 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
19193 * config/arc/arc.h (movsicc, movsfcc): Use it.
19194 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
19195 (cbranchsi4, cstoresi4): New.
19196 (cmpsi, bCC and sCC expanders): Remove.
19198 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
19199 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
19200 * config/arm/predicates.md (arm_comparison_operator): Only include
19201 floating-point operators if there is a hardware floating-point unit.
19202 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
19203 deferring to cbranch_cc and cstore_cc respectively.
19204 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
19205 cbranch_cc, cstore_cc): New.
19206 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
19208 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
19210 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
19211 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
19213 (adjust_insn_length): Adjust calls.
19214 (avr_reorg): Handle (compare (foo) (const_int 0)).
19215 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
19216 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
19217 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
19218 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
19220 (cbranchqi4, cbranchhi4, cbranchsi4): New.
19221 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
19223 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
19224 (cbranchsi4, cstorebi4, cstoresi4): New.
19225 (movbisi): This insn is duplicate, split it to zero_extend.
19226 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
19227 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
19228 (bfin_optimize_loop): Use cbranch expander.
19229 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
19230 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
19231 (bfin_bimode_comparison_operator): ... this.
19232 (bfin_direct_comparison_operator): New.
19234 * config/cris/cris.c (cris_normal_notice_update_cc): Look
19235 inside (compare FOO (const_int 0)).
19236 (cris_rtx_costs): Handle ZERO_EXTRACT.
19237 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
19238 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
19239 (*tstdi_v32): Delete.
19240 (*cmpdi_non_v32): Add M alternative for operand 1.
19241 (cmpsi, cmp<mode>): Make private.
19242 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
19244 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
19246 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
19247 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
19248 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
19249 (cc_reg_operand): New.
19250 (any_cond): Delete.
19251 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
19252 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
19253 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
19254 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
19255 crx_expand_scond): Delete.
19257 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
19259 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
19260 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
19262 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
19263 cstoresi4, cstoresf4, cstoredf4): New.
19264 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
19265 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
19266 Receive the entire operands array.
19267 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
19268 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
19269 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
19270 Get test/op0/op1 from the operands array.
19271 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
19273 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
19274 (h8300_expand_store): New.
19275 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
19277 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
19278 (h8300_expand_store): New.
19279 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
19280 or do not try to produce (set (cc0) REG).
19281 (peepholes): Wrap arguments with COMPARE. Add a peephole to
19282 change a compare into a move to a scratch register. Disable some
19283 peepholes when comparing with zero.
19284 (tstsi, tsthi, tstsi, cmpqi): Make private.
19286 (bCC, sCC): Delete.
19287 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
19290 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
19291 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
19292 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
19293 (ix86_emit_i387_log1p): Use cbranchxf2.
19294 (ix86_expand_setcc): Return void.
19295 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
19296 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
19297 cmp<MODEF>, cmpcc): Remove.
19298 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
19299 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
19300 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
19301 (sCC and bCC expanders): Remove.
19302 (stack_protect_test): Use cbranchcc4.
19304 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
19306 (ia64_expand_compare): Accept three rtx by reference and return void.
19307 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
19308 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
19309 from *expr. Update *expr with the BImode comparison to do.
19310 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
19311 cmptf, bCC, sCC, conditional_trap): Delete.
19312 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
19313 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
19314 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
19315 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
19316 * config/ia64/predicates.md (ia64_cbranch_operator): New.
19318 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
19319 type of last argument.
19320 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
19321 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
19322 use machine mode argument instead of branch_type. Remove dead
19323 code for floating-point comparisons.
19324 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
19325 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
19327 (cbranchsi4, cstoresi4): New.
19328 * config/iq2000/predicates.md (reg_or_const_operand): New.
19330 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
19331 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
19332 (b<code>_op): Rewrite to...
19333 (bcc_op): ... this, using match_operator.
19334 (s<code>_op): Rewrite to...
19335 (scc_op): ... this, using match_operator.
19336 (s<code>_24_op): Rewrite to...
19337 (scc_op_24): ... this, using match_operator.
19338 (s<code>_<mode>): Rewrite to...
19339 (cstore<mode>4): ... this, using match_operator.
19340 (s<code>_<mode>_24): Rewrite to...
19341 (cstore<mode>4_24): ... this, using match_operator.
19342 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
19343 m32c_unpend_compare, m32c_expand_scc): Delete.
19344 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
19345 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
19346 (m32c_expand_movcc): Change NE to EQ if necessary.
19347 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
19349 * config/m32r/m32r-protos.h (gen_cond_store): New.
19350 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
19351 (gen_cond_store): New, from sCC patterns.
19352 (m32r_expand_block_move): Use cbranchsi4.
19353 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
19354 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
19355 (cbranchsi4, cstoresi4): New.
19357 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
19359 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
19360 (m68hc11_notice_update_cc): Look into a compare with 0.
19361 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
19363 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
19364 cmphi, cmpqi, bCC): Delete.
19365 (cbranchsi4, cbranchhi4, cbranchqi4): New.
19366 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
19367 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
19370 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
19371 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
19372 * config/m68k/constraints.md (H): New.
19373 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
19374 the define_insn below.
19375 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
19376 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
19377 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
19378 patterns): Wrap RHS with COMPARE.
19379 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
19380 (*cmpdi_internal): Name this pattern.
19381 (cmpdi): Change to define_insn.
19382 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
19383 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
19384 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
19386 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
19387 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
19388 (conditional_trap): Change to...
19389 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
19390 (*conditional_trap): Use the ordered_comparison_operator and
19391 const1_operand predicates.
19392 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
19393 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
19394 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
19395 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
19397 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
19398 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
19399 (mcore_gen_compare): New.
19400 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
19401 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
19402 (mcore_gen_compare): ... this.
19403 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
19404 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
19405 (stack probe pattern): Use cbranchsi4.
19407 * config/mips/predicates.md (mips_cstore_operator): New.
19408 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
19409 * config/mips/mips.md (any_cond): Delete.
19410 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
19412 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
19413 fixuns_truncsfdi2): Use cbranch patterns.
19414 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
19415 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
19416 Adjust call to mips_expand_conditional_branch.
19417 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
19419 * config/mips/mips-protos.h (mips_expand_conditional_branch,
19420 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
19421 * config/mips/mips.c (cmp_operands): Delete.
19422 (mips_emit_compare): Get comparison operands from *op0/*op1.
19423 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
19424 that it succeeds. Use op0/op1 instead of cmp_operands.
19425 (mips_expand_conditional_branch, mips_expand_conditional_move,
19426 mips_expand_conditional_trap): Likewise.
19427 (mips_block_move_loop): Use cbranch patterns.
19428 * config/mips/mips.h (cmp_operands): Delete.
19430 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
19431 (mmix_gen_compare_reg): Just return a register in the right CC mode.
19432 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
19433 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
19434 (*cmpcc_folded): Rename to...
19435 (*cmpdi_folded): this.
19436 (*cmpcc): Rename to...
19438 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
19441 (cbranchdf4): New. Handle invalid comparisons here.
19442 * config/mmix/predicates.md (float_comparison_operator): New.
19444 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
19445 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
19446 * config/mn10300/mn10300.md (tst): Delete.
19447 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
19448 Name these patterns and wrap RHS in a compare.
19449 (*cmpsi): Make this pattern private. Include tst.
19450 (*cmpsf): Make this pattern private.
19451 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
19452 (compare with zero peepholes): Likewise.
19454 (cbranchsi4, cbranchsf4): New.
19455 (casesi): Use cbranchsi4.
19457 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
19458 hppa_branch_type): Delete.
19459 (return_addr_rtx): Use cbranchsi4.
19460 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
19461 Emit CCFPmode comparison here.
19462 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
19463 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
19464 hppa_branch_type): Delete.
19465 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
19466 (movsicc, movdicc): Remove references to hppa_compare_op0,
19467 hppa_compare_op1 and compare_from_rtx.
19468 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
19469 (casesi): Use cbranchsi4.
19471 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
19472 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
19473 * config/pdp11/pdp11.md (register_or_const0_operand): New.
19474 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
19475 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
19477 (cbranchdf4, cbranchhi4, cbranchqi4): New.
19478 (*branch, *branch_inverted): New.
19480 * config/picochip/picochip.md (cbranchhi4): Use
19481 ordered_comparison_operator.
19482 (cmphi, bCC): Remove.
19484 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
19485 (trap_comparison_operator): Delete.
19486 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
19487 rs6000_emit_cbranch): Accept mode and operands.
19488 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
19489 rs6000_compare_fp_p): Delete.
19490 (rs6000_generate_compare): Accept mode and comparison. Extract code
19491 and op0/op1 from there. Replace references to rs6000_compare_op0
19492 and rs6000_compare_op1.
19493 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
19494 extract result from passed operands.
19495 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
19496 extract loc from passed operands.
19497 (rs6000_emit_cmove): Likewise.
19498 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
19499 rs6000_compare_fp_p): Delete.
19500 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
19501 (cbranch<GPR>4, cbranch<FP>4): New.
19502 (cstore<mode>4): New. Consolidate here all choices about when to use
19503 portable or specialized sCC sequences.
19504 (stack_protect_test): Use cbranchsi4.
19505 (conditional_trap): Replace with ctrap<GPR>4.
19506 (conditional trap insn): Replace trap_comparison_operator with
19507 ordered_comparison_operator.
19509 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
19510 (s390_emit_prologue): Use ctrap.
19511 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
19512 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
19513 New predicates replacing...
19514 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
19515 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
19516 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
19517 (add<mode>cc): Do not use s390_compare_op0/op1.
19518 (s<code>): Change to...
19519 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
19520 (seq): Change to...
19521 (cstorecc4): ... this. Handle EQ or NE equally.
19522 (*sne): Un-privatize for use in cstorecc4.
19523 (b<code>): Change to...
19524 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
19525 (conditional_trap): Replace with...
19526 (ctrap<GPR>4, ctrap<FP>4): ... these.
19527 (stack_protect): Use cbranchcc4.
19529 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
19530 * config/score/score-protos.h (score_gen_cmp): Delete.
19531 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
19532 (score_block_move-loop): Use cbranchsi4.
19533 * config/score/score.md (cbranchsi4): New.
19534 (cmpsi, bCC): Delete.
19535 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
19536 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
19537 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
19538 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
19539 * config/score/score3.h (score3_gen_cmp): Delete.
19540 * config/score/score7.h (score7_gen_cmp): Delete.
19542 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
19543 (sh_emit_scc_to_t): ... this. Return void.
19544 (from_compare): Rename to...
19545 (sh_emit_compare_and_branch): ... this.
19546 (sh_emit_compare_and_set): New.
19547 (sh_expand_t_scc): Accept operands.
19548 * config/sh/predicates.md (sh_float_comparison_operator): New.
19549 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
19550 (prepare_scc_operands): Rename to...
19551 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
19553 (sh_emit_cheap_store_flag): New.
19554 (sh_emit_set_t_insn): New.
19555 (from_compare): Rename to...
19556 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
19557 handling of TARGET_SH2E floating point to avoid recursive call.
19558 Generate branch here.
19559 (sh_emit_compare_and_set): New.
19560 (sh_expand_t_scc): Get op0/op1 from arguments.
19561 (sh_emit_cheap_store_flag): New.
19562 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
19564 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
19565 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
19566 (movsicc, movdicc): Do nothing when it recreated operands from
19567 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
19568 prepare_scc_operands (now sh_emit_scc_to_t).
19569 (udivdi3): Use cstoresi4.
19570 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
19571 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
19572 (cbranchint4_media, cbranchfp4_media): New.
19573 (casesi): Use cbranchdi4.
19574 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
19576 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
19577 (movnegt): Remove second operand.
19578 (cbranchsf4, cbranchdf4): New.
19579 (stack_protect): Use cbranchdi4/cbranchsi4.
19581 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
19582 (gen_compare_reg): Accept comparison, extract part of it to...
19583 (gen_compare_reg_1): ... this.
19584 (gen_compare_operator): Delete.
19585 (gen_v9_scc): Accept separate destination, comparison code and arms.
19586 Do not use sparc_compare_op0/sparc_compare_op1.
19587 (emit_scc_insn, emit_conditional_branch_insn): New.
19588 (emit_v9_brxx): Make static. Remove useless assertion.
19589 (sparc_emit_float_lib_cmp): Return RTL instead of calling
19591 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
19592 * config/sparc/sparc-protos.h (gen_compare_reg,
19593 sparc_emit_float_lib_cmp): Adjust prototype.
19594 (emit_scc_insn, emit_conditional_branch_insn): New.
19595 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
19596 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
19597 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
19598 iterators to the top.
19599 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
19600 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
19601 snedi_special_trunc): Delete.
19602 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
19603 and snedi_special_trunc.
19604 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
19605 cbranchdi4, cbranch<F:mode>4): New.
19606 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
19607 here. Use gen_compare_reg instead of gen_compare_operator.
19608 (conditional_trap): Replace with...
19609 (ctrapsi4, ctrapdi4): ... this.
19610 (stack_protect_test): Use cbranchcc4.
19612 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
19614 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
19615 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
19616 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
19617 from operands[0] or operands[3] depending on is_set.
19618 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
19619 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
19620 cmpdf, bCC), sCC: Remove.
19621 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
19622 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
19624 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
19625 spu_emit_branch_or_set.
19627 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
19629 * config/stormy16/stormy16.h (xstormy16_compare_op0,
19630 xstormy16_compare_op1): Delete.
19631 * config/stormy16/stormy16.c (xstormy16_compare_op0,
19632 xstormy16_compare_op1): Delete.
19633 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
19635 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
19636 (cmphi, cmpsi, bCC): Remove.
19638 * config/v850/v850.md (tstsi, cmpsi): Fold into...
19639 (*cmpsi): ... this one.
19640 (cbranchsi4, cstoresi4): New.
19641 (bCC expanders): Delete.
19642 (sCC insns): Fold into...
19643 (*setcc): ... this one.
19644 (casesi): Do not use gen_cmpsi and gen_bgtu.
19645 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
19646 (movsicc): Simplify.
19647 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
19649 * config/vax/vax-protos.h (cond_name): New.
19650 (vax_output_conditional_branch): Remove.
19651 * config/vax/vax.c (cond_name): New.
19652 (vax_output_conditional_branch): Remove.
19653 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
19654 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
19655 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
19656 (bit<VAXint>): Wrap source with (compare).
19657 (b<code> and following unnamed pattern): Rename to *branch and
19658 *branch_reversed. Change macroization to match_operator.
19659 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
19661 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
19662 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
19663 Change last argument to machine_mode.
19664 (xtensa_expand_scc): Add machine_mode argument.
19665 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
19666 (gen_conditional_move, xtensa_expand_conditional_branch,
19667 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
19668 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
19669 Adjust operand numbers.
19670 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
19672 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
19673 (cmpsi, cmpsf, b<code>, s<code>): Delete.
19674 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
19676 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19678 * optabs.c (prepare_cmp_insn): Temporarily disable test that
19679 causes spurious differences between trunk and cond-optab branch.
19681 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
19684 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
19686 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
19688 * tree.c (iterative_hash_pointer): Delete.
19689 (iterative_hash_expr): Short-circuit handling of NULL pointer.
19690 Hash UIDs and versions of SSA names. Don't special-case built-in
19691 function declarations.
19693 2009-05-11 Ian Lance Taylor <iant@google.com>
19696 * graphite.c: Force -Wc++-compat to only be a warning before
19697 #including "cloog/cloog.h".
19699 2009-05-11 Martin Jambor <mjambor@suse.cz>
19701 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
19703 2009-05-11 Jan Hubicka <jh@suse.cz>
19705 * tree-ssa-loop-ivcanon.c: Include target.h
19706 (struct loop_size): new structure.
19707 (constant_after_peeling): New predicate.
19708 (tree_estimate_loop_size): New function.
19709 (estimated_unrolled_size): Rewrite for new estimates.
19710 (try_unroll_loop_completely): Use new estimates.
19711 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
19713 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19715 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
19716 libcpp interface change.
19717 (spu_macro_to_expand): Likewise.
19719 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
19721 PR tree-optimization/40026
19722 * gimplify.c (gimplify_init_constructor): Change initial conditional
19723 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
19724 optimize_compound_literals_in_ctor.
19726 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
19728 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
19730 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
19732 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
19734 * tree-vect-data-refs.c (vect_analyze_group_access): Use
19735 HOST_WIDE_INT for gap.
19737 2009-05-11 Ira Rosen <irar@il.ibm.com>
19739 PR tree-optimization/40074
19740 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
19741 account in group size and step comparison.
19743 2009-05-11 Richard Guenther <rguenther@suse.de>
19745 * passes.c (init_optimization_passes): Strip now incorrect comment.
19746 (execute_function_todo): Do not set PROP_alias.
19747 * tree-pass.h (PROP_alias): Remove.
19748 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
19749 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
19750 * tree-nrv.c (pass_return_slot): Likewise.
19751 * tree-object-size.c (pass_object_sizes): Likewise.
19752 * tree-ssa-dom.c (pass_dominator): Likewise.
19753 (pass_phi_only_cprop): Likewise.
19754 * tree-ssa-dse.c (pass_dse): Likewise.
19755 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
19756 (pass_cselim): Likewise.
19757 * tree-ssa-pre.c (pass_pre): Likewise.
19758 (pass_fre): Likewise.
19759 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
19760 * tree-ssa-sink.c (pass_sink_code): Likewise.
19761 * tree-stdarg.c (pass_stdarg): Likewise.
19762 * tree-tailcall.c (pass_tail_calls): Likewise.
19763 * tree-vrp.c (pass_vrp): Likewise.
19765 2009-05-10 Ian Lance Taylor <iant@google.com>
19767 * basic-block.h (enum profile_status): Break out of struct
19768 control_flow_graph.
19769 * cgraph.h (struct inline_summary): Break out of struct
19771 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
19772 of struct cgraph_order_sort.
19773 * combine.c (enum undo_kind): New enum, broken out of struct undo.
19774 * cse.c (struct branch_path): Break out of struct
19775 cse_basic_block_data.
19776 * except.h (enum eh_region_type): Break out of struct eh_region.
19777 * gcc.c (enum add_del): Break out of struct modify_target.
19778 * genrecog.c (enum decision_type): Break out of struct decision_test.
19779 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
19781 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
19782 * regmove.c (enum match_use): New enum, broken out of struct match.
19783 * sched-int.h (enum post_call_group): New enum, broken out of
19785 (struct deps_reg): Break out of struct deps.
19786 * target.h (struct asm_int_op): Break out of struct gcc_target.
19787 * tree-eh.c (struct goto_queue_node): Break out of struct
19789 * tree-inline.h (enum copy_body_cge_which): Break out of
19791 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
19793 * c-decl.c (in_struct, struct_types): New static variables.
19794 (pushtag): Add loc parameter. Change all callers.
19795 (lookup_tag): Add ploc parameter. Change all callers.
19796 (check_compound_literal_type): New function.
19797 (parser_xref_tag): Add loc parameter. Change all callers. If
19798 -Wc++-compat, warn about struct/union/enum types defined within a
19800 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
19801 and loc parameters. Change all callers. Change error calls to
19802 error_at, using loc. For a redefinition, if the location of the
19803 original definition is known, report it. Set in_struct and
19804 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
19805 (finish_struct): Add new parameters enclosing_in_struct and
19806 enclosing_struct_types. Change all callers. Set
19807 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
19808 in the struct. If in a struct, add this struct to struct_types.
19809 (start_enum): Add loc parameter. Change all callers. Use
19810 error_at for errors, using loc. For a redefinition, if the
19811 location of the original definition is known, report it. If in a
19812 struct, add this enum type to struct_types. If -Wc++-compat warn
19813 if in sizeof, typeof, or alignof.
19814 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
19815 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
19816 (c_parser_enum_specifier): Get enum location for start_enum.
19817 (c_parser_struct_or_union_specifier): Get struct location for
19818 start_struct. Save in_struct and struct_types status between
19819 start_struct and finish_struct.
19820 (c_parser_cast_expression): Get location of cast.
19821 (c_parser_alignof_expression): Get location of type.
19822 (c_parser_postfix_expression): Likewise.
19823 (c_parser_postfix_expression_after_paren_type): Add type_loc
19824 parameter. Change all callers. Call check_compound_literal_type.
19825 Use type_loc for error about variable size type.
19826 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
19827 of an enum constant from an enum type defined in a struct or union.
19828 (c_cast_expr): Add loc parameter. Change all callers. If
19829 -Wc++-compat, warn about defining a type in a cast.
19830 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
19831 (start_enum, start_struct, finish_struct): Update declarations.
19832 (parser_xref_tag, c_cast_expr): Update declarations.
19833 (check_compound_literal_type): Declare.
19835 2009-05-11 Ben Elliston <bje@au.ibm.com>
19837 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
19838 for recent libcpp interface change.
19839 (rs6000_macro_to_expand): Likewise.
19841 2009-05-10 Michael Matz <matz@suse.de>
19844 * config/arm/arm.c (require_pic_register): Emit on entry edge,
19845 not at entry of function.
19847 2009-05-10 Richard Guenther <rguenther@suse.de>
19849 PR tree-optimization/40081
19851 * tree-sra.c (instantiate_element): Instantiate scalar replacements
19852 using the main variant of the element type. Do not fiddle with
19853 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
19855 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
19856 structs with volatile fields.
19858 2009-05-10 Jan Hubicka <jh@suse.cz>
19860 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
19861 (estimate_move_cost): Assert that it does not get called for
19863 (estimate_num_insns): Skip VOID types in argument handling.
19864 (optimize_inline_calls): Delete unreachable blocks and verify that
19865 callgraph is valid.
19867 2009-05-10 Jan Hubicka <jh@suse.cz>
19869 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
19870 * cgraph.c (cgraph_mark_address_taken_node): New function.
19871 (dump_cgraph_node): Dump new flag.
19872 * cgraph.h (struct cgraph_node): Add address_taken.
19873 (cgraph_mark_address_taken_node): New function.
19874 * ipa.c (cgraph_postorder): Prioritize functions with address taken
19875 since new direct calls can be born.
19877 2009-05-10 Joseph Myers <joseph@codesourcery.com>
19879 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
19880 tok->val.node.node.
19882 2009-05-10 Jan Hubicka <jh@suse.cz>
19884 PR middle-end/40084
19885 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
19887 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
19888 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
19889 * tree-inline.c (copy_bb): Set frequency correctly.
19890 (fold_marked_statements): Update call to
19891 cgraph_update_edges_for_call_stmt.
19893 2009-05-10 Joseph Myers <joseph@codesourcery.com>
19895 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
19896 identifiers in diagnostics.
19897 * config/arm/arm.c (arm_handle_fndecl_attribute,
19898 arm_handle_isr_attribute): Likewise.
19899 * config/avr/avr.c (avr_handle_progmem_attribute,
19900 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
19901 * config/bfin/bfin.c (handle_int_attribute,
19902 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
19903 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
19904 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
19906 * config/darwin.c (darwin_handle_kext_attribute,
19907 darwin_handle_weak_import_attribute): Likewise.
19908 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
19909 h8300_handle_eightbit_data_attribute,
19910 h8300_handle_tiny_data_attribute): Likewise.
19911 * config/i386/i386.c (ix86_handle_cconv_attribute,
19912 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
19913 * config/i386/winnt.c (ix86_handle_shared_attribute,
19914 ix86_handle_selectany_attribute): Likewise.
19915 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
19916 * config/m32c/m32c.c (function_vector_handler): Likewise.
19917 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
19918 m68hc11_handle_fntype_attribute): Likewise.
19919 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
19920 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
19921 * config/mips/mips.c (mips_insert_attributes,
19922 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
19923 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
19924 rs6000_handle_struct_attribute): Likewise.
19925 * config/sh/sh.c (sh_insert_attributes,
19926 sh_handle_resbank_handler_attribute,
19927 sh_handle_interrupt_handler_attribute,
19928 sh2a_handle_function_vector_handler_attribute,
19929 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
19931 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
19932 * config/spu/spu.c (spu_handle_fndecl_attribute,
19933 spu_handle_vector_attribute): Likewise.
19934 * config/stormy16/stormy16.c
19935 (xstormy16_handle_interrupt_attribute): Likewise.
19936 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
19937 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
19939 2009-05-10 Joseph Myers <joseph@codesourcery.com>
19941 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
19942 (pp_translate_identifiers): New.
19943 (pp_identifier): Only conditionally translate identifier to locale
19945 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
19946 (pp_base_tree_identifier): Only conditionally translate identifier
19947 to locale character set.
19948 * c-pretty-print.c (M_): Define.
19949 (pp_c_type_specifier, pp_c_primary_expression): Mark English
19950 fragments for conditional translation with M_.
19951 * tree-pretty-print.c (maybe_init_pretty_print): Disable
19952 identifier translation.
19954 2009-05-10 Richard Guenther <rguenther@suse.de>
19956 PR tree-optimization/40081
19957 * tree-sra.c (instantiate_element): Instantiate scalar replacements
19958 using the main variant of the element type. Do not fiddle with
19959 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
19961 2009-05-09 Jan Hubicka <jh@suse.cz>
19963 PR middle-end/40080
19964 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
19965 indirect calls; verify cgraph afterwards.
19967 2009-05-09 Jan Hubicka <jh@suse.cz>
19970 * ipa.c (update_inlined_to_pointer): New function.
19971 (cgraph_remove_unreachable_nodes): Use it.
19973 2009-05-09 Jan Hubicka <jh@suse.cz>
19975 * tree-eh.c (struct leh_state): Remove prev_try.
19976 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
19977 not track prev_try.
19978 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
19979 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
19980 remove_eh_handler_and_replace, foreach_reachable_handler,
19981 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
19982 * except.h (struct eh_region): Remove eh_region_u_cleanup.
19983 (gen_eh_region_cleanup): Update prototype.
19985 2009-05-09 Jan Hubicka <jh@suse.cz>
19987 PR middle-end/40043
19988 * except.c (copy_eh_region): Always set prev_try.
19989 (redirect_eh_edge_to_label): Find outer try.
19990 (foreach_reachable_handler): When looking for prev try
19991 handle case where previous try is not going to be taken.
19993 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
19995 PR tree-optimization/40049
19996 * tree-vect-stmts.c (vectorizable_operation): If the machine has
19997 only vector/vector shifts, convert the type of the constant to the
19998 appropriate type to avoid building incorrect trees, which
19999 eventually have problems with garbage collection.
20001 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20003 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
20004 -1 for complex floating-point types if honoring signed zeros.
20006 2009-05-08 Jan Hubicka <jh@suse.cz>
20008 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
20009 argument; handle correctly when profile is absent.
20010 (build_cgraph_edges): Update.
20011 (rebuild_cgraph_edges): Update.
20012 * cgraph.c: Do not include varray.h.
20013 (cgraph_set_call_stmt_including_clones): New function.
20014 (cgraph_create_edge_including_clones): Likewise
20015 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
20016 (cgraph_update_edges_for_call_stmt): Handle clones.
20017 (cgraph_remove_node): Handle clone tree.
20018 (cgraph_remove_node_and_inline_clones): New function.
20019 (dump_cgraph_node): Dump clone tree.
20020 (cgraph_clone_node): Handle clone tree.
20021 (clone_function_name): Bring here from tree-inline.c.
20022 (cgraph_create_virtual_clone): New function.
20023 * cgraph.h (ipa_replace_map): Move here from ipa.h.
20024 (cgraph_clone_info): New function.
20025 (strut cgraph_node): Add clone_info and new clone tree pointers.
20026 (cgraph_remove_node_and_inline_clones,
20027 cgraph_set_call_stmt_including_clones,
20028 cgraph_create_edge_including_clones,
20029 cgraph_create_virtual_clone): Declare.
20030 (cgraph_function_versioning): Use VEC argument.
20031 (compute_call_stmt_bb_frequency): Update prototype.
20032 (cgraph_materialize_all_clones): New function.
20033 * ipa-cp.c (ipcp_update_cloned_node): Remove.
20034 (ipcp_create_replace_map): Update to VECtors.
20035 (ipcp_update_callgraph): Use virtual clones.
20036 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
20037 (ipcp_update_profiling): Do not update local profiling.
20038 (ipcp_insert_stage): Use VECtors and virtual clones.
20039 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
20040 (clone_of_p): New function.
20041 (cgraph_preserve_function_body_p): Use clone tree.
20042 (cgraph_optimize): Materialize clones.
20043 (cgraph_function_versioning): Update for VECtors.
20044 (save_inline_function_body): Use clone tree.
20045 (cgraph_materialize_clone): New function.
20046 (cgraph_materialize_all_clones): Likewise.
20047 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
20048 * ipa.c: Include gimple.h.
20049 (cgraph_remove_unreachable_nodes): Use clone tree.
20050 * ipa-prop.c (ipa_note_param_call): Update call to
20051 compute_call_stmt_bb_frequencycall.
20052 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
20053 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
20054 (copy_bb): Handle updating of clone tree; add new edge when new call
20056 (expand_call_inline): Be strict about every call having edge.
20057 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
20058 (delete_unreachable_blocks_update_callgraph): New function.
20059 (tree_function_versioning): Use VECtors; always remove unreachable
20060 blocks and fold conditionals.
20061 * tree-inline.h: Do not include varray.h.
20062 (tree_function_versioning): Remove.
20063 * Makefile.in (GTFILES): Remove tree-inline.c
20064 * passes.c (do_per_function): Do only functions having body.
20065 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
20068 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
20069 Andrew Morrow <acm@google.com>
20072 * c-common.c (c_common_attribute_table): Permit deprecated
20073 attribute to take an optional argument.
20074 (handle_deprecated_attribute): If the optional argument to
20075 __attribute__((deprecated)) is not a string ignore the attribute
20076 and emit a warning.
20078 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
20079 * c-typeck.c (build_component_ref): Likewise.
20080 (build_external_ref): Likewise.
20082 * toplev.c (warn_deprecated_use): Add an attribute argument.
20083 Emit the message associated with __attribute__((deprecated)).
20085 * toplev.h (warn_deprecated_use): Updated.
20087 * doc/extend.texi: Document new optional parameter to
20088 __attribute__((deprecated))
20090 2009-05-08 Michael Eager <eager@eagercon.com>
20092 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
20093 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
20095 2009-05-08 Richard Guenther <rguenther@suse.de>
20097 PR tree-optimization/40062
20098 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
20099 Avoid exponential behavior.
20101 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20103 PR rtl-optimization/33928
20105 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
20106 process_uses, build_single_def_use_links): New.
20107 (update_df): Update use_def_ref.
20108 (forward_propagate_into): Use get_def_for_use instead of use-def
20110 (fwprop_init): Call build_single_def_use_links and let it initialize
20112 (fwprop_done): Free use_def_ref.
20113 (fwprop_addr): Eliminate duplicate call to df_set_flags.
20114 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
20115 df_rd_simulate_one_insn): New.
20116 (df_rd_bb_local_compute_process_def): Update head comment.
20117 (df_chain_create_bb): Use the new RD simulation functions.
20118 * df.h (df_rd_simulate_artificial_defs_at_top,
20119 df_rd_simulate_one_insn): New.
20120 * opts.c (decode_options): Enable fwprop at -O1.
20121 * doc/invoke.texi (-fforward-propagate): Document this.
20123 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20126 * c-typeck.c (build_binary_op): Handle arithmetic between one real
20127 and one complex operand specially.
20128 * tree-complex.c (some_nonzerop): Do not identify a real value as
20129 zero if flag_signed_zeros.
20131 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20133 PR rtl-optimization/33928
20134 * loop-invariant.c (record_use): Fix && vs. || mishap.
20136 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20138 PR rtl-optimization/33928
20139 * loop-invariant.c (struct use): Add addr_use_p.
20140 (struct def): Add n_addr_uses.
20141 (struct invariant): Add cheap_address.
20142 (create_new_invariant): Set cheap_address.
20143 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
20144 (record_uses): Pass df_ref to record_use.
20145 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
20148 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20150 * config/sh/sh.c: Do not include c-pragma.h.
20152 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
20154 * config/spu/spu.c: Remove include of c-common.h.
20156 2009-05-07 Janis Johnson <janis187@us.ibm.com>
20159 * c-common.h (mark_valid_location_for_stdc_pragma,
20160 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
20161 clear_float_const_decimal64, float_const_decimal64_p): New.
20162 * c.opt (Wunsuffixed-float-constants): New.
20163 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
20164 unsuffixed float constant, handle new warning.
20165 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
20166 * c-decl.c (c_scope): New flag float_const_decimal64.
20167 (set_float_const_decimal64, clear_float_const_decimal64,
20168 float_const_decimal64_p): New.
20169 (push_scope): Set new flag.
20170 * c-parser.c (c_parser_translation_unit): Mark when it's valid
20171 to use STDC pragmas.
20172 (c_parser_external_declaration): Ditto.
20173 (c_parser_compound_statement_nostart): Ditto.
20174 * c-pragma.c (valid_location_for_stdc_pragma,
20175 mark_valid_location_for_stdc_pragma,
20176 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
20177 handle_pragma_float_const_decimal64): New.
20178 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
20179 * cp/semantics.c (valid_location_for_stdc_pragma_p,
20180 set_float_const_decimal64, clear_float_const_decimal64,
20181 float_const_decimal64_p): New dummy functions.
20182 * doc/extend.texi (Decimal Float): Remove statement that the
20183 pragma, and suffix for double constants, are not supported.
20184 * doc/invoke.texi (Warning Options): List new option.
20185 (-Wunsuffixed-float-constants): New.
20187 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
20189 * config/i386/i386.c: Do not include c-common.h.
20191 2009-05-07 Mark Heffernan <meheff@google.com>
20193 * doc/invoke.texi (Debugging Options): Document change of debugging
20195 * opts.c (decode_options): Make dump_base_name relative to
20196 aux_base_name directory.
20198 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
20200 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
20201 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
20203 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
20205 * Makefile.in (install-plugin): Simplify a bit.
20207 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
20209 * Makefile.in (OBJS-common): Add regcprop.o.
20211 * timevar.def (TV_CPROP_REGISTERS): New.
20212 * regrename.c (regrename_optimize): Return 0.
20213 (rest_of_handle_regrename): Delete.
20214 (pass_rename_registers): Point to regrename_optimize.
20215 (struct value_data_entry, struct value_data,
20216 kill_value_one_regno, kill_value_regno, kill_value,
20217 set_value_regno, init_value_data, kill_clobbered_value,
20218 kill_set_value, kill_autoinc_value, copy_value,
20219 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
20220 replace_oldest_value_reg, replace_oldest_value_addr,
20221 replace_oldest_value_mem, copyprop_hardreg_forward_1,
20222 debug_value_data, validate_value_data): Move...
20223 * regcprop.c: ... here.
20224 (rest_of_handle_cprop): Delete.
20225 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
20227 2009-05-07 Jakub Jelinek <jakub@redhat.com>
20229 PR middle-end/40057
20230 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
20231 GEN_INT for 1 << bitnum.
20232 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
20233 build_int_cst_type.
20235 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
20237 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
20238 Remove wrong description of "nand" operation.
20240 2009-05-06 Richard Guenther <rguenther@suse.de>
20241 Adam Nemet <anemet@caviumnetworks.com>
20243 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
20244 comment. Add that if LHS is not a gimple register, then RHS1 has
20245 to be a single object (GIMPLE_SINGLE_RHS).
20247 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
20249 * expr.c (get_def_for_expr): Move it up in the file.
20250 (store_field): When expanding a bit-field store, look at the
20251 defining gimple stmt for the masking conversion.
20253 2009-05-06 Janis Johnson <janis187@us.ibm.com>
20255 PR middle-end/39986
20256 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
20257 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
20258 32-bit memcpy into long.
20260 2009-05-06 Jakub Jelinek <jakub@redhat.com>
20262 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
20263 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
20265 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
20266 instead of appending DW_OP_deref*.
20268 2009-05-06 Michael Matz <matz@suse.de>
20270 PR middle-end/40021
20271 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
20272 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
20274 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
20276 * Makefile.in (install-plugin): Fix srcdir handling.
20278 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
20280 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
20281 when processing for not_regs_needed bitmap.
20282 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
20283 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
20284 handling it for rhs.
20286 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20288 * config/i386/i386.md (unnamed inc/dec peephole): Use
20289 optimize_insn_for_size_p instead of optimize_size.
20290 * config/i386/predicates.md (incdec_operand): Likewise.
20291 (aligned_operand): Likewise.
20292 * config/i386/sse.md (divv8sf3): Likewise.
20293 (sqrtv8sf2): Likewise.
20295 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20297 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
20299 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
20301 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20303 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
20304 ssemodesuffixf2c with avxmodesuffixf2c.
20306 2009-05-06 Joseph Myers <joseph@codesourcery.com>
20309 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
20311 2009-05-05 Jakub Jelinek <jakub@redhat.com>
20313 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
20314 (struct tree_base): Adjust spacing for 8 bit boundaries.
20315 (struct tree_decl_common): Add decl_by_reference_flag bit.
20316 (DECL_BY_REFERENCE): Adjust.
20317 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
20318 print DECL_BY_REFERENCE bit.
20319 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
20320 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
20321 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
20322 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
20325 PR middle-end/39666
20326 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
20327 range of the type, but default label is missing, add it with one
20328 of the existing labels instead of adding a new label for it.
20330 2009-05-05 Joseph Myers <joseph@codesourcery.com>
20334 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
20336 * Makefile.in (enable_plugin, plugin_includedir): New.
20337 (install): Depend on install-plugin.
20338 (PLUGIN_HEADERS): New.
20339 (install-plugin): New.
20340 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
20342 2009-05-05 Richard Guenther <rguenther@suse.de>
20344 PR tree-optimization/40022
20345 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
20347 (phivn_valid_p): Fix tuplification error, simplify.
20348 (phiprop_insert_phi): Add dumps.
20349 (propagate_with_phi): Simplify.
20351 2009-05-05 Richard Guenther <rguenther@suse.de>
20353 PR middle-end/40023
20354 * builtins.c (gimplify_va_arg_expr): Properly build the address.
20356 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
20358 * tree.h (strip_float_extensions): Remove duplicate declaration.
20359 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
20360 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
20361 block_ultimate_origin): Rearrange the declarations line to match the
20362 comment that indicates the .c file which the functions are defined.
20363 (dwarf2out_*, set_decl_rtl): Add comment.
20364 (get_base_address): Adjust comment.
20365 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
20366 declarations line and add comment.
20367 (is_builtin_name): Add blank after function name, for clarity.
20369 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20371 * attribs.c (decl_attributes): Use %qE for identifiers in
20373 * cgraphunit.c (verify_cgraph_node): Translate function names to
20374 locale character set in diagnostics.
20375 * coverage.c (get_coverage_counts): Use %qE for identifiers in
20377 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
20378 Document that functions are named in UTF-8.
20379 * expr.c (expand_expr_real_1): Translate function names to locale
20380 character set in diagnostics.
20381 * gimplify.c (omp_notice_variable, omp_is_private,
20382 gimplify_scan_omp_clauses): Use %qE for identifiers in
20384 * langhooks.c (lhd_print_error_function): Translate function names
20385 to locale character set.
20386 * langhooks.h (decl_printable_name): Document that return value is
20387 in internal character set.
20388 * stmt.c: Include pretty-print.h
20389 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
20391 (resolve_operand_name_1): Translate named operand name to locale
20393 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
20395 * toplev.c (announce_function): Translate function names to locale
20397 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
20398 (default_tree_printer): Use pp_identifier or translate identifiers
20399 to locale character set. Mark "<anonymous>" for translation.
20400 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
20401 for identifiers in diagnostics.
20402 * tree.c (handle_dll_attribute): Use %qE for identifiers in
20404 * varasm.c (output_constructor): Use %qE for identifiers in
20407 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
20409 * configure.ac: use ` ` instead of $()
20410 * configure: Regenerate.
20412 2009-05-05 Ben Elliston <bje@au.ibm.com>
20414 * config/pa/linux-atomic.c: Eliminate conditional include of
20415 errno.h on non-LP64 systems to simplify build requirements.
20417 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20419 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
20421 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
20422 and pass value to identifier_to_locale.
20423 (warn_variable_length_array): Make name a tree.
20424 (grokdeclarator): Separate diagnostic texts for named and unnamed
20425 declarators. Use %qE for named declarators.
20426 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
20428 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
20429 identifiers in diagnostics.
20430 * c-typeck.c (push_member_name, start_init): Pass identifiers to
20431 identifier_to_locale. Mark "anonymous" strings for translation.
20433 2009-05-04 Michael Eager <eager@eagercon.com>
20435 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
20436 address for DImode/DFmode only if double-precision FP regs.
20438 2009-05-04 Michael Eager <eager@eagercon.com>
20440 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
20441 TARGET_SINGLE_FLOAT check.
20443 2009-05-04 Michael Eager <eager@eagercon.com>
20445 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
20447 2009-05-04 Michael Eager <eager@eagercon.com>
20449 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
20450 * config/rs6000/t-xilinx: New
20452 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
20454 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
20455 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
20456 * gcc/explow.c (memory_address): Use target hook.
20457 * gcc/targhooks.c (default_legitimize_address): New.
20458 * gcc/targhooks.h (default_legitimize_address): New.
20459 * gcc/target.h (legitimize_address): New.
20460 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
20461 (TARGET_INITIALIZER): Include it.
20462 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
20464 * config/bfin/bfin-protos.h (legitimize_address): Remove.
20465 * config/bfin/bfin.c (legitimize_address): Remove.
20466 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
20467 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
20469 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
20470 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
20472 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
20473 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
20474 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
20475 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
20476 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
20477 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
20478 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
20479 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
20480 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
20481 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
20482 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
20483 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
20484 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
20485 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
20486 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
20487 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
20488 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
20489 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
20490 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
20491 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
20492 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
20493 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
20494 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
20496 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
20497 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
20498 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
20499 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
20500 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
20501 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
20502 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
20503 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
20504 (thumb_legitimize_address): Delete.
20505 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
20506 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
20507 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
20508 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
20509 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
20510 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
20512 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
20515 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
20516 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
20517 * config/m32r/m32r.c (m32r_legitimize_address): New.
20518 * config/m68k/m68k.c (m68k_legitimize_address): New.
20519 * config/score/score.c (score_legitimize_address): Standardize.
20520 * config/score/score3.c (score3_legitimize_address): Standardize.
20521 * config/score/score3.h (score3_legitimize_address): Adjust.
20522 * config/score/score7.c (score7_legitimize_address): Standardize.
20523 * config/score/score7.h (score7_legitimize_address): Adjust.
20524 * config/sh/sh.c (sh_legitimize_address): New.
20525 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
20527 * gcc/config/s390/s390.c (legitimize_address): Rename to...
20528 (s390_legitimize_address): ... this.
20529 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
20530 (sparc_legitimize_address): ... this.
20531 * gcc/config/i386/i386.c (legitimize_address): Rename to...
20532 (ix86_legitimize_address): ... this.
20533 * gcc/config/avr/avr.c (legitimize_address): Rename to...
20534 (avr_legitimize_address): ... this.
20535 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
20536 (mn10300_legitimize_address): ... this.
20537 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
20538 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
20539 (alpha_expand_mov): Adjust call.
20541 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
20542 * config/spu/spu.c (spu_legitimize_address): Likewise.
20543 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
20544 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
20546 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20548 * intl.c (locale_encoding, locale_utf8): New.
20549 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
20550 * intl.h (locale_encoding, locale_utf8): Declare.
20551 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
20552 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
20554 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
20556 (pp_tree_identifier): Define to call pp_base_tree_identifier.
20557 (pp_base_tree_identifier): Declare as function.
20558 (identifier_to_locale): Declare.
20559 * Makefile.in (pretty-print.o): Update dependencies.
20560 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
20562 2009-05-04 Richard Guenther <rguenther@suse.de>
20564 PR middle-end/40015
20565 * builtins.c (fold_builtin_memory_op): Do not decay to element
20566 type if the size matches the whole array.
20568 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
20570 * expmed.c (synth_mult): When trying out a shift, pass the result
20573 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
20575 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
20576 (shiftsub1_cost): New.
20577 (init_expmed): Compute shiftsub1_cost.
20578 (synth_mult): Optimize multiplications by constants of the form
20579 -(2^^m-1) for some constant positive integer m.
20581 2009-05-03 Richard Guenther <rguenther@suse.de>
20584 * c-typeck.c (array_to_pointer_conversion): Do not built
20585 ADDR_EXPRs of arrays of pointer-to-element type.
20586 * c-gimplify.c (c_gimplify_expr): Revert change fixing
20587 up wrong ADDR_EXPRs after-the-fact.
20588 * c-common.c (strict_aliasing_warning): Strip pointer
20589 conversions for obtaining the original type.
20590 * builtins.c (fold_builtin_memset): Handle array types.
20591 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
20594 2009-05-03 Richard Guenther <rguenther@suse.de>
20596 PR middle-end/23329
20597 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
20598 Do not lose casts from array types with unknown extent to array
20599 types with known extent.
20600 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
20601 alias set compatibility.
20603 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
20605 * flags.h (extra_warnings): Delete.
20606 * toplev.c (process_options): Handle Wuninitialized here.
20607 * opts.c (extra_warnings): Delete.
20608 (set_Wextra): Delete.
20609 (common_handle_option): -Wextra can be handled automatically.
20610 * c-opts.c (c_common_handle_option): Delete obsolete code.
20611 (c_common_post_options): Simplify comment.
20612 * common.opt (W): Add Var.
20614 (Wuninitialized): Initialize to -1.
20616 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
20617 Richard Guenther <rguenther@suse.de>
20619 * expr.c (get_def_for_expr): New function.
20620 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
20621 SSA rather than trees.
20622 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
20623 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
20625 2009-05-03 Joseph Myers <joseph@codesourcery.com>
20627 * c-common.c (reswords): Add _Imaginary.
20628 * c-common.c (enum rid): Add RID_IMAGINARY.
20630 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
20632 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
20633 Patch by Richard Guenther.
20635 2009-05-03 Anatoly Sokolov <aesok@post.ru>
20637 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
20638 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
20639 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
20640 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
20641 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
20642 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
20643 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
20644 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
20645 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
20646 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
20647 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
20648 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
20649 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
20650 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
20651 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
20652 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
20653 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
20654 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
20656 2009-05-02 Richard Guenther <rguenther@suse.de>
20658 PR tree-optimization/39940
20659 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
20662 2009-05-02 Richard Guenther <rguenther@suse.de>
20664 PR middle-end/40001
20665 * tree-ssa.c (execute_update_addresses_taken): Properly check
20666 if we can mark a variable DECL_GIMPLE_REG_P.
20667 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
20668 back to the end of the function.
20669 (is_gimple_reg_type): Remove complex type special casing.
20670 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
20673 2009-05-02 Ben Elliston <bje@au.ibm.com>
20675 * doc/collect2.texi (Collect2): Document search path behaviour
20676 when configured with --with-ld.
20678 2009-05-02 Jan Hubicka <jh@suse.cz>
20680 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
20681 parameter; update callers.
20682 (coalesce_cost_edge): EH edges are costier because they needs
20683 splitting even if not critical and even more costier when there are
20684 multiple EH predecestors.
20686 2009-05-02 Jan Hubicka <jh@suse.cz>
20688 * except.c (remove_eh_handler_and_replace): Handle updating after
20689 removing TRY blocks.
20691 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
20693 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
20695 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
20697 * varasm.c: Do not include c-pragma.h.
20698 * attribs.c: Do not incude c-common.h.
20700 2009-05-01 Michael Matz <matz@suse.de>
20702 * calls.c (initialize_argument_information): Handle SSA names like
20703 decls with a non MEM_P DECL_RTL.
20705 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
20707 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
20708 * ipa-utils.c: Likewise.
20709 * ipa-type-escape.c: Likewise.
20710 * cgraphunit.c Do not include c-common.h.
20711 * ipa-pure-const.c: Likewise.
20712 * tree-if-conv.c: Likewise.
20713 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
20714 * ipa-struct-reorg.c: Likewise.
20715 * tree-nomudflap.c: Likewise.
20716 * tree-ssa-structalias.c: Likewise.
20718 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
20720 * store-motion.c: Many cleanups to make this pass a first-class
20721 citizen instead of an appendix to gcse load motion. Add TODO list
20722 to make this pass faster/cleaner/better.
20724 (struct ls_expr): Post gcse.c-split cleanups.
20725 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
20726 "stores" field to "avail_stores".
20727 (pre_ldst_mems): Rename to store_motion_mems.
20728 (pre_ldst_table): Rename to store_motion_mems_table.
20729 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
20730 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
20731 (ldst_entry): Rename to st_expr_entry, update users.
20732 (free_ldst_entry): Rename to free_st_expr_entry, update users.
20733 (free_ldst_mems): Rename to free_store_motion_mems, update users.
20734 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
20736 (first_ls_expr): Rename to first_st_expr, update users.
20737 (next_ls_expr): Rename to next_st_expr, update users.
20738 (print_ldst_list): Rename to print_store_motion_mems. Print names of
20739 fields properly for store motion instead of names inherited from load
20741 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
20742 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
20745 (ae_kill): Rename to st_kill, update users.
20746 (ae_gen): Rename to st_avloc, update users.
20747 (transp): Rename to st_transp, update users.
20748 (pre_insert_map): Rename to st_insert_map, update users.
20749 (pre_delete_map): Rename to st_delete_map, update users.
20750 (insert_store, build_store_vectors, free_store_memory,
20751 one_store_motion_pass): Update for abovementioned changes.
20753 (gcse_subst_count, gcse_create_count): Remove.
20754 (one_store_motion_pass): New statistics counters "n_stores_deleted"
20755 and "n_stores_created", local variables.
20757 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
20760 (regvec, compute_store_table_current_insn): Remove.
20761 (reg_set_info, reg_clear_last_set): Remove.
20762 (compute_store_table): Use DF caches instead of local dataflow
20765 2009-05-01 Joseph Myers <joseph@codesourcery.com>
20767 * c-objc-common.c (c_tree_printer): Print identifiers with
20768 pp_identifier, not pp_string. Mark "({anonymous})" for
20770 * c-pretty-print.c (pp_c_ws_string): New.
20771 (pp_c_cv_qualifier, pp_c_type_specifier,
20772 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
20773 pp_c_storage_class_specifier, pp_c_function_specifier,
20774 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
20775 pp_c_primary_expression, pp_c_postfix_expression,
20776 pp_c_unary_expression, pp_c_shift_expression,
20777 pp_c_relational_expression, pp_c_equality_expression,
20778 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
20779 use pp_string and pp_c_ws_string in place of pp_identifier and
20780 pp_c_identifier for non-identifiers. Mark English strings for
20782 * c-pretty-print.h (pp_c_ws_string): Declare.
20784 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
20785 Roland McGrath <roland@redhat.com>
20787 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
20788 (ENABLE_LD_BUILDID): New configuration option.
20789 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
20790 (LINK_BUILDID_SPEC): New macro.
20791 (init_spec): If defined, prepend it between LINK_EH_SPEC and
20793 * doc/install.texi: Document --enable-linker-build-id option.
20794 * configure: Rebuild.
20795 * config.in: Rebuild.
20797 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
20799 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
20800 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
20801 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
20802 MIPS_GP_SAVE_AREA_SIZE.
20803 * config/mips/mips.c (struct mips_frame_info): Update comment
20804 before arg_pointer_offset and hard_frame_pointer_offset.
20805 (mips_compute_frame_info): Update diagram before function: to
20806 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
20807 indicate the position of frame_pointer_rtx with -fstack-protector and
20808 to show args_size. Don't allocate cprestore area for leaf functions
20809 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
20811 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
20813 2009-04-30 Michael Matz <matz@suse.de>
20815 PR tree-optimization/39955
20816 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
20818 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
20820 * ira.c (setup_cover_and_important_classes): Use safe macro
20821 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
20823 * genpreds.c (write_tm_preds_h): Output suitable definition of
20824 REG_CLASS_FOR_CONSTRAINT.
20826 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
20828 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
20830 * bitmap.c (bitmap_descriptor): Likewise.
20831 * ggc-common.c (loc_descriptor): Likewise.
20832 * varray.c (varray_descriptor): Likewise.
20833 * vec.c (vec_descriptor): Likewise.
20835 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
20837 * Makefile.in (dce.o): Add $(EXCEPT_H).
20838 * dce.c: Include except.h and delete redundant vector definitions.
20839 (deletable_insn_p): Return false for non-call insns that can throw
20842 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
20844 * gcse.c (ae_gen): Remove.
20845 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
20846 and make non-static function to make it available in store-motion.c.
20847 Update call sites with search-and-replace.
20848 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
20849 extract_mentioned_regs, extract_mentioned_regs_helper,
20850 find_moveable_store, compute_store_table, load_kills_store, find_loads,
20851 store_killed_in_insn, store_killed_after, store_killed_before,
20852 build_store_vectors, insert_insn_start_basic_block, insert-store,
20853 remove_reachable_equiv_notes, replace_store_insn, delete_store,
20854 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
20855 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
20856 * store-motion.c: ...new file. Also copy data structures from gcse.c
20857 and clean up to remove parts not used by store motion.
20858 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
20859 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
20861 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20864 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
20865 when optimizing for size.
20867 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
20869 * gcse.c (gcse_constant_p): Fix typo in last change.
20871 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
20873 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
20875 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
20877 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
20879 2009-04-29 James E. Wilson <wilson@codesourcery.com>
20881 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
20882 CONST_HIGH_PART result.
20884 2009-04-29 Anatoly Sokolov <aesok@post.ru>
20886 * config/avr/avr.c (initial_elimination_offset): Rename to
20887 avr_initial_elimination_offset.
20888 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
20889 change return type to bool.
20890 (avr_can_eliminate): New function.
20891 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
20892 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
20893 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
20894 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
20895 avr_initial_elimination_offset.
20896 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
20897 (avr_initial_elimination_offset): Define.
20899 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
20900 Steven Bosscher <steven@gcc.gnu.org>
20902 PR rtl-optimization/39938
20903 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
20904 * cfgrtl.c: Include insn-attr.h.
20905 (rest_of_pass_free_cfg): New function.
20906 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
20907 * resource.c (init_resource_info): Remove call to df_analyze.
20909 2009-04-29 Richard Guenther <rguenther@suse.de>
20912 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
20913 allow conversion to signed integers.
20915 2009-04-29 Richard Guenther <rguenther@suse.de>
20917 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
20918 shifts of floating point vectors if the shift amount is
20919 a constant multiple of the element size.
20921 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
20922 Michael Matz <matz@suse.de>
20924 PR middle-end/39927
20926 * tree-outof-ssa.c (emit_partition_copy): New function.
20927 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
20928 insert_part_to_rtx_on_edge): Perform the partition base var
20929 copy using emit_partition_copy.
20930 (insert_value_copy_on_edge): Convert constants to the right mode.
20931 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
20932 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
20934 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20936 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
20937 scan backwards to try to find a constant to initialize it.
20939 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
20940 insn before the loop_end instruction, don't look past labels.
20942 2009-04-29 Richard Guenther <rguenther@suse.de>
20944 PR middle-end/39937
20945 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
20946 loose type conversions.
20947 (forward_propagate_addr_expr): Fix tuplification bug. Remove
20948 stmts only if there are no uses of its definition.
20950 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20952 * config/bfin/bfin.h (splitting_loops): Declare.
20953 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
20954 Reorder bit definitions to be ascending.
20955 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
20956 * config/bfin/bfin.c (splitting_loops): New variable.
20957 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
20958 (struct loop_info): Remove members INIT and LOOP_INIT.
20959 (bfin_optimize_loop): Don't set them. Reorder the code that generates
20960 the LSETUP sequence. Allow LC to be loaded from any register, but
20961 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
20962 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
20964 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
20965 of reload_completed.
20968 * config/bfin/bfin.md (movsi_insn): Refine constraints.
20970 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
20972 * Makefile.in (PLUGIN_VERSION_H): New.
20973 (OBJS-common): Remove plugin-version.o.
20974 (plugin.o): Depend on (PLUGIN_VERSION_H).
20975 (plugin-version.o): Remove.
20976 * configure: Regenerate
20977 * configure.ac: Create plugin-version.h.
20978 * gcc-plugin.h (plugin_gcc_version): Remove.
20979 (plugin_default_version_check): Change signature.
20980 * plugin-version.c: Remove.
20981 * plugin.c: Include plugin-version.h.
20982 (str_plugin_gcc_version_name): Remove.
20983 (try_init_one_plugin): Pass gcc version to plugin_init.
20984 (plugin_default_version_check): Both gcc and plugin versions are now
20987 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20989 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
20990 problematic last insns. Test for TYPE_CALL rather than CALL_P.
20991 Remove special case testing for last insn of inner loops. Don't fail
20992 if the loop ends with a jump, emit an extra nop instead.
20994 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
20995 DREGS rather than comparing directly. Remove code that tries to
20996 account for latencies.
20998 2009-04-29 Richard Guenther <rguenther@suse.de>
21000 PR tree-optimization/39941
21001 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
21002 eliminating an indirect call.
21004 2009-04-29 Richard Guenther <rguenther@suse.de>
21006 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
21007 parameter. Allow invariants as base if !require_lvalue.
21008 (verify_gimple_assign_single): Adjust.
21010 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21012 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
21013 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
21014 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
21015 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
21016 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
21018 * config/bfin/bfin.c (bfin_expand_builtin,
21019 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
21021 2009-04-28 Richard Guenther <rguenther@suse.de>
21023 * tree-vect-loop.c (get_initial_def_for_induction): Use
21024 correct types for pointer increment.
21026 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21028 * toplev.c (print_version): Update GMP version string calculation.
21030 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
21032 PR rtl-optimization/39938
21033 * resource.c (init_resource_info): Add call to df_analyze.
21035 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21037 * config/alpha/alpha.md (usegp): Cast the result of
21038 alpha_find_lo_sum_using_gp to enum attr_usegp.
21039 * config/alpha/alpha.c (override_options): Remove end-of-structure
21040 marker element from cpu_table. Use array size of cpu_table to handle
21041 -mcpu and -mtune options.
21042 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
21044 2009-04-28 Joseph Myers <joseph@codesourcery.com>
21046 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
21047 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
21048 tune_32 and tune_64.
21049 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
21050 support on PowerPC.
21051 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
21052 * config/rs6000/option-defaults.h: ... here. New file.
21053 (OPT_64, OPT_32): Define.
21054 (MASK_64BIT): Define to 0 if not already defined.
21055 (OPT_ARCH64, OPT_ARCH32): Define.
21056 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
21059 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21061 * config/arm/arm.c (arm_override_options): Emit error on using
21064 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21066 PR rtl-optimization/39914
21067 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21068 registers for allocnos created from user-defined variables only
21069 when not optimizing.
21071 2009-04-28 Richard Guenther <rguenther@suse.de>
21073 PR middle-end/39937
21074 * fold-const.c (fold_binary): Use distribute_real_division only
21077 2009-04-28 Steve Ellcey <sje@cup.hp.com>
21079 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
21080 add hpux-stdint.h to tm_file.
21081 (hppa[12]*-*-hpux11*): Ditto.
21082 (ia64*-*-hpux*): Ditto.
21083 * config/hpux-stdint.h: New.
21084 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
21085 __STDC_EXT__ for all compiles.
21086 * config/pa/pa-hpux.h: Ditto.
21087 * config/pa/pa-hpux10.h: Ditto.
21088 * config/pa/pa-hpux11.h: Ditto.
21090 2009-04-28 Catherine Moore <clm@codesourcery.com>
21092 * debug.h (set_name): Add comment.
21094 2009-04-28 Andrew Pinski <pinskia@gmail.com>
21097 * config/darwin.c (machopic_gen_offset): Check
21098 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
21099 * config/arm/arm.c (require_pic_register): Likewise.
21101 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
21103 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
21104 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
21105 m32c_promote_prototypes): Delete.
21107 2009-04-28 Michael Matz <matz@suse.de>
21109 PR middle-end/39922
21110 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
21113 2009-04-28 Richard Guenther <rguenther@suse.de>
21115 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
21117 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21119 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
21120 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
21121 * config/arm/arm-tune.md: Regenerate.
21123 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
21125 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
21126 block if there are complex incoming edges.
21127 (sel_merge_blocks): Remove useless assert.
21128 (sel_redirect_edge_and_branch): Check that edge was redirected.
21129 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
21130 (sel_find_rgns): Delete declaration.
21131 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
21132 the region when it is not a preheader.
21134 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21137 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
21139 2009-04-28 Richard Guenther <rguenther@suse.de>
21141 * tree.h (SSA_NAME_VALUE): Remove.
21142 (struct tree_ssa_name): Remove value_handle member.
21143 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
21144 array for jump threading.
21145 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
21147 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
21148 * tree-flow.h (threadedge_initialize_values): Declare.
21149 (threadedge_finalize_values): Likewise.
21150 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
21151 (SSA_NAME_VALUE): Define.
21152 (threadedge_initialize_values): New function.
21153 (threadedge_finalize_values): Likewise.
21154 * tree-ssa-dom.c (ssa_name_values): New global variable.
21155 (SSA_NAME_VALUE): Define.
21156 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
21158 2009-04-28 Ira Rosen <irar@il.ibm.com>
21160 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
21161 Use REPORT_VECTORIZED_LOCATIONS instead
21162 REPORT_VECTORIZED_LOOPS.
21163 * tree-vectorizer.c (vect_verbosity_level): Make static.
21164 (vect_loop_location): Rename to vect_location.
21165 (vect_set_verbosity_level): Update comment.
21166 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
21168 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
21169 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
21170 instead REPORT_UNVECTORIZED_LOOPS.
21171 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
21172 and vect_loop_def to vect_external_def and vect_internal_def.
21173 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
21174 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
21175 REPORT_UNVECTORIZED_LOCATIONS.
21176 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
21177 and vect_used_in_loop and to vect_unused_in_scope and
21178 vect_used_in_scope.
21179 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
21180 (vect_verbosity_level): Remove declaration.
21181 (vect_analyze_operations): Likewise.
21182 (vect_analyze_stmt): Declare.
21183 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
21184 REPORT_UNVECTORIZED_LOCATIONS.
21185 (vect_get_loop_niters): Fix indentation.
21186 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
21187 (vect_analyze_loop_operations): New function.
21188 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
21189 vect_analyze_operations.
21190 (vect_is_simple_reduction): Use new names.
21191 (vectorizable_live_operation, vect_transform_loop): Likewise.
21192 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
21193 to specify whether the data references can be a part of interleaving
21195 (vect_analyze_data_ref_dependence): Use new names.
21196 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
21197 (vect_create_addr_base_for_vector_ref): Remove redundant code.
21198 * tree-vect-patterns.c (widened_name_p): Use new names.
21199 (vect_recog_dot_prod_pattern): Likewise.
21200 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
21201 (process_use, vect_mark_stmts_to_be_vectorized,
21202 vect_model_simple_cost, vect_model_store_cost,
21203 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
21204 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
21205 vectorizable_operation, vectorizable_type_demotion,
21206 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
21207 vectorizable_condition): Likewise.
21208 (vect_analyze_operations): Split into vect_analyze_loop_operations
21210 (vect_analyze_stmt): ... new function.
21211 (new_stmt_vec_info): Use new names.
21212 (vect_is_simple_use): Use new names and fix comment.
21213 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
21214 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
21216 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21219 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
21220 and integer modes for x87 operands. Do not ICE for unsupported size,
21221 generate error instead. Generate error for unsupported operand types.
21222 ['z']: Do not handle HImode memory operands specially. Warning
21223 for floating-point operands. Fallthru to 'Z' for unsupported operand
21224 types. Do not ICE for unsupported size, generate error instead.
21225 (output_387_binary_op): Use %Z to output operands.
21226 (output_fp_compare): Ditto.
21227 (output_387_reg_move): Ditto.
21229 2009-04-28 Ben Elliston <bje@au.ibm.com>
21234 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21236 * builtins.c (c_strlen): Do not warn here.
21237 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
21238 * c-common.c (pointer_int_sum): Take an explicit location.
21239 Warn about offsets out of bounds.
21240 * c-common.h (pointer_int_sum): Adjust declaration.
21242 2009-04-27 Ian Lance Taylor <iant@google.com>
21244 * collect2.c (is_ctor_dtor): Change type of ret field in struct
21246 * dce.c (run_fast_df_dce): Change type of old_flags to int.
21247 * df-core.c (df_set_flags): Change return type to int. Change
21248 type of old_flags to int.
21249 (df_clear_flags): Likewise.
21250 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
21251 (df_get_conditional_uses): Likewise.
21252 * df.h (df_set_flags, df_clear_flags): Update declarations.
21253 * dwarf2out.c (struct indirect_string_node): Change type of form
21254 field to enum dwarf_form.
21255 (AT_string_form): Change return type to enum dwarf_form.
21256 * fixed-value.c (fixed_compare): Add cast to enum type.
21257 * fwprop.c (update_df): Change 0 to VOIDmode.
21258 * gensupport.c: Change 0 to UNKNOWN.
21259 * gimple.h (gimple_cond_code): Add cast to enum type.
21260 * haifa-sched.c (reemit_notes): Add cast to enum type.
21261 * hooks.c (hook_int_void_no_regs): Remove function.
21262 * hooks.h (hook_int_void_no_regs): Remove declaration.
21263 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
21264 * predict.c (combine_predictions_for_insn): Add casts to enum type.
21265 * real.c (real_arithmetic): Add cast to enum type.
21266 (real_compare): Likewise.
21267 * target.h (struct gcc_target): Change return type of
21268 branch_target_register_class to enum reg_class.
21269 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
21270 default_branch_target_register_class.
21271 * targhooks.c (default_branch_target_register_class): New function.
21272 * targhooks.h (default_branch_target_register_class): Declare.
21273 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
21274 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
21276 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
21278 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
21279 vect_uninitialized_def. Change 0 to ERROR_MARK.
21280 * tree-vect-stmts.c (supportable_widening_operation): Don't
21281 initialize icode1 and icode2.
21282 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
21283 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
21285 (cmn_err_flag_specs): Change 0 to STD_C89.
21286 (cmn_err_char_table): Likewise.
21287 * config/arm/arm.c (get_arm_condition_code): Change type of code
21288 to enum arm_cond_code.
21289 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
21290 (IWMMXT_BUILTIN2): Likewise.
21291 (neon_builtin_type_bits): Don't define typedef.
21292 (neon_builtin_datum): Change type of bits field to int.
21293 (arm_expand_neon_args): Add cast to enum type.
21294 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
21296 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
21297 casts to enum type.
21298 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
21300 * config/mips/mips.md (jal_macro): Return enum constant.
21301 (single_insn): Likewise.
21302 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
21304 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21305 casts to enum type.
21306 * config/s390/s390.c (s390_tune_flags): Change type to int.
21307 (s390_arch_flags): Likewise.
21308 (s390_handle_arch_option): Change flags field of struct pta to int.
21309 * config/s390/s390.h (s390_tune_flags): Update declaration.
21310 (s390_arch_flags): Likewise.
21311 * config/sh/sh.c (prepare_move_operands): Compare
21312 tls_symbolic_operand result with enum constant.
21313 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
21314 (sh_expand_prologue): Add cast to enum type.
21315 (sh_expand_epilogue): Likewise.
21316 (tls_symbolic_operand): Change return type to enum tls_model.
21317 (fpscr_set_from_mem): Add cast to enum type.
21318 (legitimize_pic_address): Compare tls_symbolic_operand result with
21320 (sh_target_reg_class): Change return type to enum reg_class.
21321 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
21323 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
21324 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
21325 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
21326 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
21327 (delayed_branch, tls_call_delay): Likewise.
21328 (eligible_for_sibcall_delay): Likewise.
21329 (eligible_for_return_delay): Likewise.
21330 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
21331 (spu_expand_builtin_1): Likewise.
21333 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
21334 for all types of conversions.
21335 (output_init_element): Issue -Wc++-compat warning if needed when
21336 initializing a bitfield with enum type.
21337 * c-parser.c (c_parser_expression): Set original_type to
21338 original_type of right hand operand of comma operator.
21340 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21342 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
21344 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
21345 * doc/cpp.texi (Standard Predefined Macros)
21346 (Implementation-defined behavior): Likewise.
21347 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
21348 * doc/gimple.texi (GIMPLE Exception Handling)
21349 (@code{GIMPLE_ASSIGN}): Likewise.
21350 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
21351 * doc/invoke.texi (Warning Options, Optimize Options)
21352 (AVR Options, Darwin Options): Likewise.
21353 (Optimize Options): Reformulate -fwhole-program description.
21354 * doc/loop.texi (Lambda): Likewise.
21355 * doc/md.texi (Output Template, Define Constraints)
21356 (Standard Names, Insn Splitting): Likewise.
21357 * doc/options.texi (Option properties): Likewise.
21358 * doc/passes.texi (Tree-SSA passes): Likewise.
21359 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
21360 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
21361 (File Names and DBX): Likewise.
21362 * doc/trouble.texi (Incompatibilities): Likewise.
21364 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21366 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
21367 instruction is correct.
21369 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21371 Allow non-constant arguments to conversion intrinsics.
21372 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
21373 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
21374 * spu.c (print_operand): Handle 'v' and 'w'.
21375 (exp2_immediate_p, spu_gen_exp2): Define.
21376 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
21377 spu_convtf_1): Update parameter descriptions.
21378 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
21379 * constraints.md ('v', 'w'): New.
21380 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
21382 (i2f, I2F): New define_mode_attr.
21383 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
21384 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
21385 fixuns_truncv4sfv4si2): Update to use mode attribute.
21386 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
21387 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
21388 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
21389 patterns for combine.
21391 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
21393 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
21394 (cprop, hoist, pre, store_motion): New debug counters.
21395 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
21396 is not an RTL pass anymore.
21397 (pass_profiling): Remove extern decl for pass removed in 2005.
21398 (pass_gcse, pass_jump_bypass): Remove.
21399 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
21400 to 0 for clean state.
21401 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
21402 * cse.c (gate_handle_cse_after_global_opts,
21403 rest_of_handle_cse_after_global_opts): New functions.
21404 (pass_cse_after_global_opts): New pass, does local CSE.
21405 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
21406 (TV_CPROP): New timevar.
21407 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
21408 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
21409 (gcse_main, recompute_all_luids): Remove.
21410 (compute_hash_table_work): Call max_reg_num instead of reading
21412 (cprop_jump): Don't set run_jump_opt_after_gcse.
21413 (constprop_register): Always allow to alter jumps.
21414 (cprop_insn): Likewise.
21415 (do_local_cprop): Likewise.
21416 (local_cprop_pass): Likewise. Return non-zero if something changed.
21417 (cprop): Remove function, fold interesting bits into one_cprop_pass.
21418 (find_implicit_sets): Add note about missed optimization opportunity.
21419 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
21420 pass_rtl_cprop execute function.
21421 Don't bother tracking the pass number, each pass gets its own dumpfile
21423 Always allow to alter jumpsand bypass jumps.
21424 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
21425 will just find no suitable set.
21426 (pre_edge_insert): Fix dumping, this function is for PRE only.
21427 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
21428 pass_rtl_pre execute function.
21429 (hoist_code): Return non-zero if something changed. Keep track of
21430 substitutions and insertions for statistics gathering similar to PRE.
21431 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
21432 called from the pass_rtl_hoist execute function. Show pass statistics.
21433 (compute_store_table): Use max_reg_num directly instead of using the
21434 formerly global max_gcse_regno.
21435 (build_store_vectors): Likewise.
21436 (replace_store_insn): Fix dumping.
21437 (store_motion): Rename to ...
21438 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
21439 pass, called from the pass_rtl_store_motion execute function. Keep
21440 track of substitutions and insertions for statistics gathering similar
21442 (bypass_jumps): Remove, fold interesting bits into ...
21443 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
21444 from the pass_rtl_cprop execute function.
21445 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
21446 pass_jump_bypass): Remove.
21447 (gate_handle_gcse, rest_of_handle_gcse): Remove.
21448 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
21449 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
21450 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
21451 (gate_rtl_store_motion, execute_rtl_store_motion,
21452 pass_rtl_store_motion): New.
21453 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
21454 make it clear that -fcse-skip-blocks is a no-op for backward compat.
21455 * passes.c (init_optimization_passes): Remove pass_gcse and
21456 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
21457 and cse_after_global_opts in place of pass_gcse. Schedule cprop
21458 instead of pass_jump_bypass.
21460 2009-04-27 Richard Guenther <rguenther@suse.de>
21462 PR middle-end/39928
21463 * gimplify.c (gimplify_expr): If we are required to create
21464 a temporary make sure it ends up as register.
21466 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
21469 * config/i386/i386.c (construct_container): Don't call
21470 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
21471 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
21473 2009-04-27 Michael Matz <matz@suse.de>
21475 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
21476 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
21477 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
21478 (dump_replaceable_exprs): Take a bitmap.
21479 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
21481 (expand_gimple_basic_block): Likewise.
21482 * tree-ssa-ter.c (struct temp_expr_table_d): Make
21483 replaceable_expressions member a bitmap.
21484 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
21485 (mark_replaceable): Likewise.
21486 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
21487 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
21489 2009-04-27 Richard Guenther <rguenther@suse.de>
21491 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
21492 (verify_stmts): Dispatch to gimple/type verification code.
21493 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
21494 issue with call argument types.
21496 2009-04-27 Michael Matz <matz@suse.de>
21498 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
21499 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
21502 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
21503 Eric Botcazou <ebotcazou@adacore.com>
21505 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
21506 a label's basic block.
21507 (mark_target_live_regs): Tidy and rework obsolete comments.
21508 Change back DF problem to LIVE. If a label starts a basic block,
21509 assume that all registers that used to be live then still are.
21510 (init_resource_info): If a label starts a basic block, set its
21511 BLOCK_FOR_INSN accordingly.
21512 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
21514 2009-04-27 Richard Guenther <rguenther@suse.de>
21516 * tree-flow-inline.h (function_ann): Remove.
21517 (get_function_ann): Likewise.
21518 * tree-dfa.c (create_function_ann): Remove.
21519 * tree-flow.h (struct static_var_ann_d): Remove.
21520 (struct function_ann_d): Likewise.
21521 (union tree_ann_d): Remove fdecl member.
21522 (function_ann_t): Remove.
21523 (function_ann, get_function_ann, create_function_ann): Remove
21526 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
21528 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
21530 2009-04-27 Jan Hubicka <jh@suse.cz>
21532 * ipa-pure-const.c (struct funct_state_d): New fields
21533 state_previously_known, looping_previously_known; remove
21534 state_set_in_source.
21535 (analyze_function): Use new fields.
21536 (propagate): Avoid assumption that state_set_in_source imply
21539 * tree-ssa-loop-niter.c (finite_loop_p): New function.
21540 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
21541 * cfgloop.h (finite_loop_p): Declare.
21543 2009-04-26 Michael Matz <matz@suse.de>
21545 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
21547 2009-04-26 Michael Matz <matz@suse.de>
21549 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
21550 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
21551 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
21552 pass_mark_used_blocks): Remove.
21553 * tree-optimize.c (pass_free_datastructures,
21554 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
21555 * passes.c (init_optimization_passes): Don't call
21556 pass_mark_used_blocks, remove dead code.
21558 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
21560 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
21561 * tree-ssa-live.h (register_ssa_partition): Likewise.
21563 2009-04-26 Michael Matz <matz@suse.de>
21566 * builtins.c (fold_builtin_next_arg): Handle SSA names.
21567 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
21568 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
21570 (compare_pairs): Swap cost comparison.
21571 (coalesce_ssa_name): Don't use change_partition_var.
21572 * tree-nrv.c (struct nrv_data): Add modified member.
21573 (finalize_nrv_r): Set it.
21574 (tree_nrv): Use it to update statements.
21575 (pass_nrv): Require PROP_ssa.
21576 * tree-mudflap.c (mf_decl_cache_locals,
21577 mf_build_check_statement_for): Use make_rename_temp.
21578 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
21579 * alias.c (find_base_decl): Handle SSA names.
21580 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
21581 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
21582 * rtl.h (set_reg_attrs_for_parm): Declare.
21583 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
21584 to "optimized", remove unused locals at finish.
21585 (execute_free_datastructures): Make global, call
21586 delete_tree_cfg_annotations.
21587 (execute_free_cfg_annotations): Don't call
21588 delete_tree_cfg_annotations.
21590 * ssaexpand.h: New file.
21591 * expr.c (toplevel): Include ssaexpand.h.
21592 (expand_assignment): Handle SSA names the same as register variables.
21593 (expand_expr_real_1): Expand SSA names.
21594 * cfgexpand.c (toplevel): Include ssaexpand.h.
21595 (SA): New global variable.
21596 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
21597 (SSAVAR): New macro.
21598 (set_rtl): New helper function.
21599 (add_stack_var): Deal with SSA names, use set_rtl.
21600 (expand_one_stack_var_at): Likewise.
21601 (expand_one_stack_var): Deal with SSA names.
21602 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
21603 before unique numbers.
21604 (expand_stack_vars): Use set_rtl.
21605 (expand_one_var): Accept SSA names, add asserts for them, feed them
21606 to above subroutines.
21607 (expand_used_vars): Expand all partitions (without default defs),
21608 then only the local decls (ignoring those expanded already).
21609 (expand_gimple_cond): Remove edges when jumpif() expands an
21610 unconditional jump.
21611 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
21612 or remove abnormal edges. Ignore insns setting the LHS of a TERed
21614 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
21615 members of SA; deal with PARM_DECL partitions here; expand
21616 all PHI nodes, free tree datastructures and SA. Commit instructions
21617 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
21618 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
21619 info and statements at start, collect garbage at finish.
21620 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
21621 (VAR_ANN_PARTITION) Remove.
21622 (change_partition_var): Don't declare.
21623 (partition_to_var): Always return SSA names.
21624 (var_to_partition): Only accept SSA names.
21625 (register_ssa_partition): Only check argument.
21626 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
21628 (delete_var_map): Don't free it.
21629 (var_union): Only accept SSA names, simplify.
21630 (partition_view_init): Mark only useful SSA names as used.
21631 (partition_view_fini): Only deal with SSA names.
21632 (change_partition_var): Remove.
21633 (dump_var_map): Use ssa_name instead of partition_to_var member.
21634 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
21636 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
21637 (struct _elim_graph): New member const_dests; nodes member vector of
21639 (set_location_for_edge): New static helper.
21640 (create_temp): Remove.
21641 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
21642 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
21643 (new_elim_graph): Allocate const_dests member.
21644 (clean_elim_graph): Truncate const_dests member.
21645 (delete_elim_graph): Free const_dests member.
21646 (elim_graph_size): Adapt to new type of nodes member.
21647 (elim_graph_add_node): Likewise.
21648 (eliminate_name): Likewise.
21649 (eliminate_build): Don't take basic block argument, deal only with
21650 partition numbers, not variables.
21651 (get_temp_reg): New static helper.
21652 (elim_create): Use it, deal with RTL temporaries instead of trees.
21653 (eliminate_phi): Adjust all calls to new signature.
21654 (assign_vars, replace_use_variable, replace_def_variable): Remove.
21655 (rewrite_trees): Only do checking.
21656 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
21657 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
21658 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
21659 contains_tree_r, MAX_STMTS_IN_LATCH,
21660 process_single_block_loop_latch, analyze_edges_for_bb,
21661 perform_edge_inserts): Remove.
21662 (expand_phi_nodes): New global function.
21663 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
21664 functions, initialize new parameter, remember partitions having a
21666 (finish_out_of_ssa): New global function.
21667 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
21668 don't reset in_ssa_p here, don't disable TER when mudflap.
21669 (pass_del_ssa): Remove.
21670 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
21672 (execute_free_datastructures): Declare.
21673 * Makefile.in (SSAEXPAND_H): New variable.
21674 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
21675 * basic-block.h (commit_one_edge_insertion): Declare.
21676 * passes.c (init_optimization_passes): Move pass_nrv and
21677 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
21678 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
21679 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
21680 (redirect_branch_edge): Deal with super block when expanding, split
21681 out jump patching itself into ...
21682 (patch_jump_insn): ... here, new static helper.
21684 2009-04-26 Michael Matz <matz@suse.de>
21686 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
21687 beyond num_ssa_names.
21688 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
21689 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
21691 2009-04-26 Jakub Jelinek <jakub@redhat.com>
21693 PR inline-asm/39543
21694 * fwprop.c (forward_propagate_asm): New function.
21695 (forward_propagate_and_simplify): Propagate also into __asm, if it
21696 doesn't increase the number of referenced registers.
21699 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
21701 2009-04-26 Jakub Jelinek <jakub@redhat.com>
21703 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
21704 note_nonlocal_vla_type for nonlocal VLAs.
21705 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
21706 contains_remapped_vars, remap_vla_decls): New functions.
21707 (convert_nonlocal_reference_stmt): If not optimizing, call
21708 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
21709 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
21710 if it wasn't found in var_map.
21711 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
21712 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
21713 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
21715 * gimplify.c (nonlocal_vlas): New variable.
21716 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
21718 (gimplify_body): Create and destroy nonlocal_vlas.
21720 * dwarf2out.c (loc_descr_plus_const): New function.
21721 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
21722 mem_loc_descriptor, loc_descriptor_from_tree_1,
21723 descr_info_loc, gen_variable_die): Use it.
21725 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
21726 !TREE_STATIC VAR_DECLs.
21727 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
21728 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
21729 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
21730 DECL_BY_REFERENCE is valid.
21731 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
21732 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
21733 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
21734 Copy DECL_BY_REFERENCE.
21735 (struct nesting_copy_body_data): New type.
21736 (nesting_copy_decl): New function.
21737 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
21738 if they have variable length.
21740 2009-04-26 Michael Matz <matz@suse.de>
21742 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
21743 mark new temporaries for renaming.
21745 2009-04-26 Joseph Myers <joseph@codesourcery.com>
21748 * c-decl.c (global_bindings_p): Return negative value.
21749 (c_variable_size): New. Based on variable_size from
21751 (grokdeclarator): Call c_variable_size not variable_size.
21753 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
21755 * config/i386/i386.c (print_operand) ['z']: Fix typo.
21757 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
21759 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
21760 Redefine it to just use mingw/include.
21761 (ASM_SPEC): Rules for -m32 and -m64.
21762 (LINK_SPEC): Use Likewise.
21763 (SPEC_32): New define.
21764 (SPEC_64): Likewise.
21765 (SUB_LINK_SPEC): Likewise.
21766 (MULTILIB_DEFAULTS): New define.
21767 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
21768 Add multilib options.
21769 (MULTILIB_DIRNAMES): Likewise.
21770 (MULTILIB_OSDIRNAMES): Likewise.
21771 (LIBGCC): Likewise.
21772 (INSTALL_LIBGCC): Likewise.
21774 2009-04-26 Joseph Myers <joseph@codesourcery.com>
21777 * c-tree.h (enum c_inline_static_type): New.
21778 (record_inline_static): Declare.
21779 * c-decl.c (struct c_inline_static, c_inline_statics,
21780 record_inline_static, check_inline_statics): New.
21781 (pop_file_scope): Call check_inline_statics.
21782 (start_decl): Call record_inline_static instead of pedwarning
21783 directly for static in inline function.
21784 * c-typeck.c (build_external_ref): Call record_inline_static
21785 instead of pedwarning directly for static referenced in inline
21788 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
21790 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
21791 not new but only being rescanned.
21792 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
21793 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
21794 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
21795 record_set_info, compute_set, grealloc): Remove.
21796 (recompute_all_luids): New function.
21797 (gcse_main): Don't compute sets, and don't do related memory
21798 allocations/free-ing. If something changed before the end of the
21799 pass, update LUIDs using recompute_all_luids.
21800 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
21801 (free_gcse_mem): Don't free it either.
21802 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
21803 Use the df insn LUIDs.
21804 (load_killed_in_block): Likewise.
21805 (compute_hash_table_work): Don't compute reg_set_in_block.
21806 (compute_transp): Use DF_REG_DEF_CHAINs.
21807 (local_cprop_pass): Don't use compute_sets and related functions.
21808 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
21809 Use get_max_uid() instead of max_cuid.
21810 (insert_insn_end_basic_block, pre_insert_copy_insn,
21811 update_ld_motion_stores): Don't try to
21812 keep reg_set tables up to date.
21813 (pre_insert_copies): Use df insn LUIDs.
21814 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
21815 (reg_set_info): Don't use extra bitmap argument.
21816 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
21817 information to compute regs_set_in_block.
21818 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
21819 (bypass_jumps): Don't use compute_sets and friends.
21821 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21824 * opts.c (undocumented_msg): Do not leave blank even with
21827 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21829 * c-decl.c (build_enumerator): Allow values folding to integer
21830 constants but not integer constant expressions with a pedwarn if
21833 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21836 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
21837 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
21838 type is an integer constant.
21840 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
21843 * config/i386/i386.c (print_operand) ['z']: Revert handling of
21846 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21849 * c-decl.c (grokdeclarator): Diagnose declarations of functions
21850 with variably modified return type and no storage class
21851 specifiers, except for the case of nested functions. Distinguish
21852 extern declarations of functions with variably modified return
21853 types from those of objects with variably modified types.
21855 2009-04-25 Jan Hubicka <jh@suse.cz>
21857 * tree.c (list_equal_p): New function.
21858 * tree.h (list_equal_p): Declare.
21859 * coretypes.h (edge_def, edge, const_edge, basic_block_def
21860 basic_block_def, basic_block, const_basic_block): New.
21861 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
21862 (redirect_eh_edge): New function.
21863 (make_eh_edge_update_phi): EH edges are not abnormal.
21864 * except.c: Include tree-flow.h.
21865 (list_match): New function.
21866 (eh_region_replaceable_by_p): New function.
21867 (replace_region): New function.
21868 (hash_type_list): New function.
21869 (hash_eh_region): New function.
21870 (eh_regions_equal_p): New function.
21871 (merge_peers): New function.
21872 (remove_unreachable_regions): Verify EH tree when checking;
21874 (copy_eh_region_1): New function.
21875 (copy_eh_region): New function.
21876 (push_reachable_handler): New function.
21877 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
21878 regions without label but with live RESX.
21879 * except.h (redirect_eh_edge_to_label): New.
21880 * tree-flow.h (redirect_eh_edge): New.
21881 * coretypes.h (edge_def, edge, const_edge, basic_block_def
21882 basic_block_def, basic_block, const_basic_block): Remove.
21883 * Makefile.in (except.o): Add dependency on tree-flow.h
21884 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
21885 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
21888 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
21891 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
21892 on the destination of memcpy.
21894 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
21896 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
21897 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
21898 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
21900 2009-04-25 Jan Hubicka <jh@suse.cz>
21902 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
21903 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
21904 to be reached by different label than left.
21905 (update_eh_edges): Update comment; remove edge_to_remove if possible
21906 and return true if suceeded.
21907 (cleanup_empty_eh): Accept sharing map; handle shared regions.
21908 (cleanup_eh): Compute sharing map.
21909 * except.c (remove_eh_handler_and_replace): Add argument if we should
21911 (remove_unreachable_regions): Update for label sharing.
21912 (label_to_region_map): Likewise.
21913 (get_next_region_sharing_label): New function.
21914 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
21916 (remove_eh_handler): Update.
21917 (remove_eh_region_and_replace_by_outer_of): New function.
21918 * except.h (struct eh_region): Add next_region_sharing_label.
21919 (remove_eh_region_and_replace_by_outer_of,
21920 get_next_region_sharing_label): Declare.
21921 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
21923 2009-04-25 Jan Hubicka <jh@suse.cz>
21925 * tree-cfg.c (split_critical_edges): Split also edges where we can't
21926 insert code even if they are not critical.
21928 2009-04-25 Jan Hubicka <jh@suse.cz>
21930 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
21931 (gimple_can_remove_branch_p): EH edges won't remove branch by
21933 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
21934 updating of non-abnormal EH edges.
21935 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
21936 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
21937 (split_critical_edges): Split also edges where emitting code on them
21938 will lead to splitting later.
21940 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
21941 H.J. Lu <hongjiu.lu@intel.com>
21944 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
21945 the configured assembler supports fildq and fistpq mnemonics.
21946 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
21947 * configure: Regenerated.
21948 * config.in: Ditto.
21950 * config/i386/i386.c (print_operand): Handle 'Z'.
21951 ['z']: Remove handling of special fild/fist suffixes.
21952 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
21953 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
21954 suffix of fild insn.
21955 (*floatsi<mode>2_vector_mixed): Ditto.
21956 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
21957 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
21958 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21959 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
21960 * config/i386/gas.h (GAS_MNEMONICS): Remove.
21962 2009-04-25 Ben Elliston <bje@au.ibm.com>
21964 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
21965 the source of a set operation.
21967 2009-04-25 Anatoly Sokolov <aesok@post.ru>
21969 * target.h (struct gcc_target): Add case_values_threshold field.
21970 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
21971 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
21972 * targhooks.c (default_case_values_threshold): New function.
21973 * targhooks.h (default_case_values_threshold): Declare function.
21974 * stmt.c (expand_case): Use case_values_threshold target hook.
21975 * expr.h (case_values_threshold): Remove declartation.
21976 * expr.c (case_values_threshold): Remove function.
21977 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
21979 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
21980 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
21981 (avr_case_values_threshold): Declare as static.
21982 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
21984 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
21985 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
21986 (mn10300_case_values_threshold): New function.
21988 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
21990 * ira.c (setup_cover_and_important_classes): Add enum cast.
21992 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
21994 * genpreds.c (write_enum_constraint_num): Output definition of
21995 CONSTRAINT_NUM_DEFINED_P macro.
21996 * ira.c (setup_cover_and_important_classes): Use
21997 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
21999 2009-04-24 DJ Delorie <dj@redhat.com>
22001 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
22002 __SH2A_SINGLE_ONLY__ also.
22004 2009-04-24 Steve Ellcey <sje@cup.hp.com>
22006 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
22007 (movdf_internal): Ditto.
22008 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
22009 SFmode and DFmode constants.
22010 (ia64_print_operand): Add 'G' format for printing
22011 floating point constants.
22013 2009-04-24 Richard Guenther <rguenther@suse.de>
22015 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
22016 from unsigned additions.
22018 2009-04-24 Joseph Myers <joseph@codesourcery.com>
22020 * c-typeck.c (set_init_index): Allow array designators that are
22021 not integer constant expressions with a pedwarn if pedantic.
22023 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22025 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
22026 zero if no overlap in nonzero bits between the operands.
22028 2009-04-24 Ian Lance Taylor <iant@google.com>
22030 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
22031 (record_dead_and_set_regs): Likewise.
22032 * df.h (struct df_mw_hardreg): Change flags field to int.
22033 (struct df_base_ref): Likewise.
22034 (struct df): Change changeable_flags field to int.
22035 * df-scan.c (df_defs_record): Change clobber_flags to int.
22036 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
22037 constants rather than #define macros.
22038 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
22039 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
22040 (enum dwarf_calling_convention): Likewise.
22041 (enum dwarf_line_number_x_ops): Likewise.
22042 (enum dwarf_call_frame_info): Likewise.
22043 (enum dwarf_source_language): Likewise.
22044 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
22045 (add_calling_convention_attribute): Likewise.
22046 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
22047 (combine_comparisons): Change compcode to int. Add cast to enum type.
22048 * genrecog.c (maybe_both_true_2): Change c to int.
22049 (write_switch): Likewise. Add cast to enum type.
22050 * gimplify.c (gimplify_omp_for): Handle return values from
22051 gimplify_expr using MIN rather than bitwise or.
22052 (gimplify_expr): Add cast to enum type.
22053 * ipa-prop.c (update_jump_functions_after_inlining): Change
22054 IPA_BOTTOM to IPA_JF_UNKNOWN.
22055 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
22056 Add casts to enum type.
22057 (setup_cover_and_important_classes): Change cl to int. Add casts
22059 (setup_class_translate): Change cl and mode to int.
22060 (ira_init_once): Change mode to int.
22061 (free_register_move_costs): Likewise.
22062 (setup_prohibited_mode_move_regs): Add casts to enum type.
22063 * langhooks.c (add_builtin_function_common): Rework assertion that
22064 value fits bitfield.
22065 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
22066 * omega.c (omega_do_elimination): Avoid math on enum types.
22067 * optabs.c (expand_vec_shift_expr): Remove casts to int.
22068 * opts.c (set_debug_level): Change 2 to enum constant. Use new
22069 int local to handle integral_argment value.
22070 * regmove.c (try_auto_increment): Change PUT_MODE to
22072 * reload.c (push_secondary_reload): Add casts to enum type.
22073 (secondary_reload_class, find_valid_class): Likewise.
22074 * reload1.c (emit_input_reload_insns): Likewise.
22075 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
22076 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
22077 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
22079 * tree.c (build_common_builtin_nodes): Add casts to enum type.
22080 * tree-complex.c (complex_lattice_t): Typedef to int rather than
22082 (expand_complex_libcall): Add casts to enum type.
22083 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
22084 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
22085 with ERROR_MARK, not NUM_TREE_CODES.
22086 (vect_create_epilog_for_reduction): Likewise.
22087 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
22088 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
22089 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
22091 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
22092 vect_unused_in_loop. Change 0 to loop_vect.
22093 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
22094 * var-tracking.c (get_init_value): Change return type to enum
22096 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
22097 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
22099 (arm_override_options): Add casts to enum type.
22100 (arm_emit_tls_decoration): Likewise.
22101 * config/i386/i386.c (ix86_function_specific_restore): Add casts
22103 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
22104 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
22105 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
22107 * config/s390/s390.c (code_for_builtin_64): Change to array of
22109 (code_for_builtin_31): Likewise.
22110 (s390_expand_builtin): Change code_for_builtin to enum insn_code
22112 * config/sparc/sparc.c (sparc_override_options): Change value
22113 field in struct code_model to enum cmodel. In initializer change
22114 0 to NULL and add cast to enum type.
22116 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
22117 Change all callers. Issue a -Wc++-compat warning using
22118 lhs_origtype if necessary.
22119 (convert_for_assignment): Issue -Wc++-compat warnings about
22120 invalid conversions to enum type on assignment.
22121 * c-common.h (build_modify_expr): Update declaration.
22123 2009-04-24 Nick Clifton <nickc@redhat.com>
22125 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
22126 (function_arg_advance): Likewise.
22127 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
22130 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22132 * config/s390/constraints.md ('I', 'J'): Fix condition.
22134 2009-04-24 Diego Novillo <dnovillo@google.com>
22136 * gengtype-parse.c (parse_error): Add newline after message.
22138 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22140 * config/i386/sse.md (avxmodesuffixs): Removed.
22141 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
22142 (*avx_pinsr<ssevecsize>): This.
22144 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22146 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
22147 follow chains of regs with a single definition, and allow expressions
22148 that are function_invariant_p.
22149 (simple_rhs_p): Allow expressions that are function_invariant_p.
22151 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
22153 PR middle-end/39867
22154 * fold-const.c (fold_cond_expr_with_comparison): When folding
22155 > and >= to MAX, make sure the MAX uses the same type as the
22156 comparison's operands.
22158 2009-04-24 Nick Clifton <nickc@redhat.com>
22160 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
22161 addressing for DImode accesses.
22162 (frv_print_operand_address): Handle PLUS case.
22163 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
22165 2009-04-24 Jakub Jelinek <jakub@redhat.com>
22167 PR rtl-optimization/39794
22168 * alias.c (canon_true_dependence): Add x_addr argument.
22169 * rtl.h (canon_true_dependence): Adjust prototype.
22170 * cse.c (check_dependence): Adjust canon_true_dependence callers.
22171 * cselib.c (cselib_invalidate_mem): Likewise.
22172 * gcse.c (compute_transp): Likewise.
22173 * dse.c (scan_reads_nospill): Likewise.
22174 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
22175 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
22176 canon_base_addr of the group, plus optional offset.
22177 (struct group_info): Rename canon_base_mem to
22179 (get_group_info): Set canon_base_addr to canon_rtx of base, not
22180 canon_rtx of base_mem.
22182 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
22184 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
22185 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
22187 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22189 * config/spu/spu-builtins.h: Delete file.
22191 * config/spu/spu.h (enum spu_builtin_type): Move here from
22193 (struct spu_builtin_description): Likewise. Add GTY marker.
22194 Do not use enum spu_function_code or enum insn_code.
22195 (spu_builtins): Add extern declaration.
22197 * config/spu/spu.c: Do not include "spu-builtins.h".
22198 (enum spu_function_code, enum spu_builtin_type_index,
22199 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
22200 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
22201 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
22202 unsigned_V2DI_type_node): Move here from spu-builtins.h.
22203 (spu_builtin_types): Make static. Add GTY marker.
22204 (spu_builtins): Add extern declaration with GTY marker.
22205 Include "gt-spu.h".
22207 * config/spu/spu-c.c: Do not include "spu-builtins.h".
22208 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
22209 Check programmatically whether all parameters are scalar.
22211 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
22213 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
22215 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
22216 assignment from the constructor either if the target is volatile.
22218 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
22220 * config/arm/arm.md (insv): Do not share operands[0].
22222 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
22224 * config/vxlib-tls.c (active_tls_threads): Delete.
22225 (delete_hook_installed): New.
22226 (tls_delete_hook): Don't delete the delete hook.
22227 (tls_destructor): Delete it here.
22228 (__gthread_set_specific): Adjust installing the delete hook.
22229 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
22230 __gthread_leave_tsd_dtor_context.
22232 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
22234 * c-format.c (gcc_tdiag_char_table): Add support for %E.
22236 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
22238 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
22240 (alpha_rtx_costs): Ditto.
22241 (emit_unlikely_jump): Use add_reg_note.
22242 (emit_frame_store_1): Ditto.
22243 (alpha_expand_prologue): Ditto.
22244 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22245 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
22247 2009-04-23 Nick Clifton <nickc@redhat.com>
22249 * config/v850/v850.md (epilogue): Remove suppressed code.
22250 (return): Rename to return_simple and remove test of frame size.
22251 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
22252 to gen_return_simple.
22254 2009-04-22 Jing Yu <jingyu@google.com>
22257 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
22259 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22262 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
22263 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
22264 value is a VECTOR_CST, the element type is the element type of the
22267 2009-04-22 DJ Delorie <dj@redhat.com>
22269 * config/m32c/m32c.h: Update GTY annotations to new syntax.
22271 2009-04-22 Jakub Jelinek <jakub@redhat.com>
22273 * alias.c (find_base_term): Move around LO_SUM case, so that
22274 CONST falls through into PLUS/MINUS handling.
22277 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
22278 into 0, use omit_one_operand.
22280 2009-04-23 Ben Elliston <bje@au.ibm.com>
22282 * config/rs6000/linux-unwind.h (get_regs): Remove type
22283 puns. Change the type of `pc' to an array of unsigned ints and
22284 update all users. Constify frame24.
22286 2009-04-22 DJ Delorie <dj@redhat.com>
22288 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
22289 declarations before code.
22290 (current_function_special_page_vector): Likewise.
22291 (m32c_expand_insv): Silence a warning.
22293 2009-04-21 Taras Glek <tglek@mozilla.com>
22295 * alias.c: Update GTY annotations to new syntax.
22296 * basic-block.h: Likewise.
22297 * bitmap.h: Likewise.
22298 * c-common.h: Likewise.
22299 * c-decl.c: Likewise.
22300 * c-parser.c: Likewise.
22301 * c-pragma.c: Likewise.
22302 * c-tree.h: Likewise.
22303 * cfgloop.h: Likewise.
22304 * cgraph.h: Likewise.
22305 * config/alpha/alpha.c: Likewise.
22306 * config/arm/arm.h: Likewise.
22307 * config/avr/avr.h: Likewise.
22308 * config/bfin/bfin.c: Likewise.
22309 * config/cris/cris.c: Likewise.
22310 * config/darwin.c: Likewise.
22311 * config/frv/frv.c: Likewise.
22312 * config/i386/i386.c: Likewise.
22313 * config/i386/i386.h: Likewise.
22314 * config/i386/winnt.c: Likewise.
22315 * config/ia64/ia64.h: Likewise.
22316 * config/iq2000/iq2000.c: Likewise.
22317 * config/mips/mips.c: Likewise.
22318 * config/mmix/mmix.h: Likewise.
22319 * config/pa/pa.c: Likewise.
22320 * config/pa/pa.h: Likewise.
22321 * config/rs6000/rs6000.c: Likewise.
22322 * config/s390/s390.c: Likewise.
22323 * config/sparc/sparc.c: Likewise.
22324 * config/xtensa/xtensa.c: Likewise.
22325 * cselib.h: Likewise.
22326 * dbxout.c: Likewise.
22327 * dwarf2out.c: Likewise.
22328 * except.c: Likewise.
22329 * except.h: Likewise.
22330 * fixed-value.h: Likewise.
22331 * function.c: Likewise.
22332 * function.h: Likewise.
22333 * gimple.h: Likewise.
22334 * integrate.c: Likewise.
22335 * optabs.c: Likewise.
22336 * output.h: Likewise.
22337 * real.h: Likewise.
22339 * stringpool.c: Likewise.
22340 * tree-data-ref.c: Likewise.
22341 * tree-flow.h: Likewise.
22342 * tree-scalar-evolution.c: Likewise.
22343 * tree-ssa-address.c: Likewise.
22344 * tree-ssa-alias.h: Likewise.
22345 * tree-ssa-operands.h: Likewise.
22346 * tree.c: Likewise.
22347 * tree.h: Likewise.
22348 * varasm.c: Likewise.
22349 * varray.h: Likewise.
22351 * coretypes.h: Do not define GTY macro if it is already defined.
22352 * doc/gty.texi: Update GTY documentation to new syntax.
22353 * gengtype-lex.l: Enforce attribute-like syntax for GTY
22354 annotations on structs.
22355 * gengtype-parse.c: Likewise.
22357 2009-04-22 Mark Heffernan <meheff@google.com>
22359 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
22361 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
22363 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
22366 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
22368 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
22369 the same as a PLUS without a shift. Increase the cost of a
22372 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22374 * Makefile.in: Update dependencies.
22375 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
22376 * errors.h: Remove bogus comment about compatibility.
22377 (warning): Update declaration.
22378 * genautomata.c: Update all calls to warning.
22379 * gimple.c: Do not include errors.h. Include toplev.h.
22380 * tree-ssa-structalias.c: Do not include errors.h.
22381 * omega.c: Likewise.
22382 * tree-ssa-reassoc.c: Likewise.
22383 * config/spu/spu-c.c: Likewise.
22384 * config/spu/t-spu-elf: Update dependencies.
22386 2009-04-22 Richard Guenther <rguenther@suse.de>
22388 PR tree-optimization/39824
22389 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
22390 make sure the types are compatible.
22392 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22395 * c-common.c (c_parse_error): Take a token_flags parameter.
22396 Use token_type for the token type instead.
22397 Pass token_flags to cpp_type2name.
22398 * c-common.h (c_parse_error): Update declaration.
22399 * c-parser.c (c_parser_error): Pass 0 as token flags.
22401 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
22403 PR rtl-optimization/39580
22404 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
22406 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22408 * function.c (expand_function_end): Do not emit a jump to the "naked"
22409 return label for fall-through returns.
22410 * except.c (sjlj_emit_function_exit): Always place the call to the
22411 unregister function at the location installed by expand_function_end.
22413 2009-04-22 Richard Guenther <rguenther@suse.de>
22415 PR tree-optimization/39845
22416 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
22417 (gen_inbound_check): Likewise.
22419 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
22421 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
22423 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
22424 * config/vxlib.c (__gthread_once): Add race guard for PPC.
22426 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22428 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
22429 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
22430 shift counts to avoid out-of-bounds array accesses.
22432 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22434 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
22435 (Pmode): Move above.
22437 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
22439 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
22440 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
22441 GET_CODE macro. Use IN_RANGE macro where appropriate.
22442 * config/alpha/alpha.h: Ditto.
22443 * config/alpha/alpha.md: Ditto.
22444 * config/alpha/constraints.md: Ditto.
22445 * config/alpha/predicates.md: Ditto.
22447 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22449 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
22450 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22451 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22452 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22453 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22454 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22455 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22456 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22457 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22458 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22459 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22460 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22461 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22462 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22463 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22464 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22465 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22466 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22467 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22468 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22469 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22470 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22471 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22472 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22473 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22474 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22475 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22477 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
22479 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
22480 references from comments.
22481 * cfgbuild.c (count_basic_blocks): Delete.
22482 (find_basic_blocks_1): Delete.
22483 (find_basic_blocks): Delete.
22484 * except.c (finish_eh_generation): Make static. Move comment from
22485 except.h here. Remove find_basic_blocks references from comments.
22486 * except.h (finish_eh_generation): Delete.
22487 * basic-block.h (find_basic_blocks): Delete.
22488 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
22490 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
22492 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
22493 (sdbout_parms): Likewise.
22495 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22497 * config/sh/sh.c (prepare_cbranch_operands): Use
22498 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
22499 (expand_cbranchdi4): Likewise.
22500 (from_compare): Add cast to enum type.
22501 (expand_cbranchsi4): Use add_reg_note.
22502 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
22503 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
22504 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
22505 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22506 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
22507 instead of CODE_FOR_nothing.
22508 (cbranchdi4): Likewise. Fix the order of arguments for
22510 (push_fpscr): Use add_reg_note.
22511 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
22512 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
22514 2009-04-21 Joseph Myers <joseph@codesourcery.com>
22516 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
22517 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
22518 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
22519 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
22520 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
22521 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
22522 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
22523 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
22524 config/alpha/x-vms, config/arc/t-arc,
22525 config/arm/README-interworking, config/arm/arm-c.c,
22526 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
22527 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
22528 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
22529 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
22530 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
22531 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
22532 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
22533 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
22534 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
22535 config/cris/t-elfmulti, config/crx/t-crx,
22536 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
22537 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
22538 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
22539 config/h8300/t-h8300, config/i386/athlon.md,
22540 config/i386/darwin-libgcc.10.4.ver,
22541 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
22542 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
22543 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
22544 config/i386/t-linux64, config/i386/t-nwld,
22545 config/i386/t-rtems-i386, config/i386/t-sol2-10,
22546 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
22547 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
22548 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
22549 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
22550 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
22551 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
22552 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
22553 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
22554 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
22555 config/m68k/t-uclinux, config/mcore/t-mcore,
22556 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
22557 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
22558 config/mips/crtn.asm, config/mips/irix-crti.asm,
22559 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
22560 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
22561 config/mips/mips-fixed.md, config/mips/sb1.md,
22562 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
22563 config/mips/t-iris6, config/mips/t-isa3264,
22564 config/mips/t-libgcc-mips16, config/mips/t-linux64,
22565 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
22566 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
22567 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
22568 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
22569 config/mn10300/t-linux, config/mn10300/t-mn10300,
22570 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
22571 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
22572 config/picochip/libgccExtras/clzsi2.asm,
22573 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
22574 config/rs6000/darwin-libgcc.10.4.ver,
22575 config/rs6000/darwin-libgcc.10.5.ver,
22576 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
22577 config/rs6000/t-aix43, config/rs6000/t-aix52,
22578 config/rs6000/t-darwin, config/rs6000/t-fprules,
22579 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
22580 config/rs6000/t-lynx, config/rs6000/t-netbsd,
22581 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
22582 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
22583 config/rs6000/t-rtems, config/rs6000/t-spe,
22584 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
22585 config/score/t-score-elf, config/sh/divcost-analysis,
22586 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
22587 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
22588 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
22589 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
22590 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
22591 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
22592 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
22593 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
22594 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
22595 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
22596 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
22597 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
22598 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
22599 limitx.h, version.c, xcoff.h: Add copyright and license notices.
22600 * config/h8300/genmova.sh: Include copyright and license notices
22601 in generated output.
22602 * config/h8300/mova.md: Regenerate.
22603 * doc/install.texi2html: Include word "Copyright" in copyright
22604 notice and use name "Free Software Foundation, Inc.".
22605 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
22606 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
22607 ChangeLog-2007, ChangeLog-2008: Correct dates.
22609 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
22611 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
22612 NE_EXPR operations as well.
22613 * c-parser.c (c_parser_condition): Do not set location information on
22615 (c_parser_conditional_expression): Likewise.
22616 (c_parser_binary_expression): Set location information on operators.
22617 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
22618 TRUTH_NOT_EXPR has been folded.
22619 * fold-const.c (fold_truth_not_expr): Copy location information from
22620 the incoming expression to the outgoing one.
22621 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
22622 recursive calls on the LHS of the operator but pass that of the
22623 operator to recursive calls on the RHS of the operator. Set it
22625 (shortcut_cond_expr): Set the locus of the operator on the second
22626 COND_EXPR and that of the expression on the first in degenerate cases.
22627 Pass the locus of the expression to calls to shortcut_cond_r.
22628 Set the locus of the 'then' block on the associated jump, if any.
22629 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
22630 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
22631 expression to call to gimplify_boolean_expr.
22633 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
22635 * config.gcc: Add additional configuration for
22636 i686-w64-mingw* and x86_64-w64-mingw* triplet.
22637 * config/i386/mingw-w64.h: New mingw-w64 specific header.
22638 (CPP_SPEC): Redefine for allowing -municode option.
22639 (STARTFILE_SPEC): Likewise.
22640 * config/i386/t-mingw-w64: New.
22641 * config/i386/mingw-w64.opt: New.
22642 (municode): Add new target option.
22643 * doc/invoke.texi (municode): Add documentation for new option.
22645 2009-04-21 Ian Lance Taylor <iant@google.com>
22647 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
22648 Correct test for number of arguments.
22649 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
22651 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
22653 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
22654 argument of emit_library_call.
22656 2009-04-21 Richard Guenther <rguenther@suse.de>
22658 PR middle-end/39829
22659 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
22660 inside VIEW_CONVERT_EXPRs.
22662 2009-04-21 Martin Jambor <mjambor@suse.cz>
22664 * tree-switch-conversion.c (build_constructors): Split a long line.
22665 (constructor_contains_same_values_p): New function.
22666 (build_one_array): Create assigns of constants if possible, do not
22667 call mark_sym_for_renaming, call update_stmt.
22668 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
22669 make_rename_temp. Do not call mark_symbols_for_renaming, call
22671 (gen_def_assigns): Do not call mark_symbols_for_renaming or
22672 find_new_referenced_vars, call update_stmt.
22673 (gen_inbound_check): Use create_tmp_var and create ssa names manually
22674 instead of calling make_rename_temp. Do not call
22675 find_new_referenced_vars or mark_symbols_for_renaming, call
22678 2009-04-21 Richard Guenther <rguenther@suse.de>
22680 PR tree-optimization/39827
22681 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
22682 (tree_ssa_phiprop): Pass the correct array size.
22684 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
22686 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
22688 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
22691 * c-typeck.c (lvalue_p): Move declaration ...
22692 * c-common.h (lvalue_p): ... to here.
22693 * c-common.c (candidate_equal_p): New.
22694 (add_tlist): Use it.
22695 (merge_tlist): Use it.
22696 (warn_for_collisions_1): Likewise.
22697 (warning_candidate_p): Accept more candidates.
22698 (verify_tree): A warning candidate can be an expression. Use
22701 2009-04-21 Ben Elliston <bje@au.ibm.com>
22704 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
22705 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
22706 options. Remove -mcall-solaris documentation.
22708 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22711 * doc/invoke.texi (-Wlong-long): Update description.
22712 * c-lex (interpret_integer): Only warn if there was no previous
22713 overflow and -Wlong-long is enabled.
22714 * c-decl.c (declspecs_add_type): Drop redundant flags.
22715 * c.opt (Wlong-long): Init to -1.
22716 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
22717 and front-end warn_long_long. Wlong-long only depends on other
22718 flags if it is uninitialized.
22719 * c-parser.c (disable_extension_diagnostics): warn_long_long is
22720 the same for CPP and FE.
22721 (restore_extension_diagnostics): Likewise.
22723 2009-04-20 Ian Lance Taylor <iant@google.com>
22725 Fix enum conversions which are invalid in C++:
22726 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
22727 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
22728 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
22729 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
22730 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
22731 (dbxout_parms): Likewise.
22732 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
22733 (df_clear_flags): Likewise.
22734 * df-problems.c (df_rd_bb_local_compute_process_def): Change
22735 top_flag parameter to int.
22736 (df_chain_create_bb_process_use): Likewise.
22737 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
22739 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
22740 (df_ref_create_structure, df_def_record_1): Likewise.
22741 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
22742 (df_notes_rescan): Change 0 to VOIDmode in function call.
22743 (df_get_call_refs, df_insn_refs_collect): Likewise.
22744 (df_bb_regs_collect): Likewise.
22745 (df_entry_block_defs_collect): Likewise.
22746 (df_exit_block_uses_collect): Likewise.
22747 * df.h: Update declarations.
22748 * double-int.c (double_int_divmod): Add cast to enum type.
22749 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
22750 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
22751 (based_loc_descr): Likewise.
22752 (loc_descriptor_from_tree_1): Change first_op and second_op to
22753 enum dwarf_location_atom. Add cast to enum type.
22754 * expmed.c (init_expmed): Change 0 to SET in function call.
22755 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
22756 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
22757 (do_store_flag): Likewise.
22758 * fixed-value.h (struct fixed_value): Change mode to enum
22760 * function.c (assign_parms): Change 0 to VOIDmode in function call.
22761 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
22763 (insert_insn_decl, insert_decl, insert_state): Likewise.
22764 (automata_list_finish): Likewise.
22765 * genrecog.c (process_define_predicate): Add cast to enum type.
22766 * gensupport.c (init_predicate_table): Add cast to enum type.
22767 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
22769 (gimple_build_call_1, gimple_build_label): Likewise.
22770 (gimple_build_goto, gimple_build_asm_1): Likewise.
22771 (gimple_build_switch_1, gimple_build_cdt): Likewise.
22772 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
22773 (enum fallback): Rename from enum fallback_t.
22774 (fallback_t): Typedef as int.
22775 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
22776 GSI_SAME_STMT in function call.
22777 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
22779 (setup_reg_class_relations): Likewise.
22780 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
22781 (setup_prohibited_class_mode_regs): Add cast to enum type.
22782 (setup_prohibited_mode_move_regs): Likewise.
22783 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
22784 (record_address_regs): Change i to enum reg_class.
22785 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
22786 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
22787 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
22788 (GET_MODE_2XWIDER_MODE): Likewise.
22789 (GET_CLASS_NARROWEST_MODE): Likewise.
22790 * omp-low.c (expand_omp_for): Add cast to enum type.
22791 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
22792 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
22793 * postreload.c (reload_cse_simplify_operands): Change rclass local
22795 * predict.c (combine_predictions_for_insn): Change best_predictor
22796 and predictor to enum br_predictor.
22797 (combine_predictions_for_bb): Likewise.
22798 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
22799 use SET_PREDICT_EXPR_OUTCOME.
22800 * real.c (real_arithmetic): Change icode to code in function call.
22801 * reginfo.c (init_move_cost): Add casts to enum type.
22802 (init_reg_sets_1, init_fake_stack_mems): Likewise.
22803 * regmove.c (regclass_compatible_p): Change class0 and class1 to
22805 * reload.c (find_valid_class): Add casts to enum type.
22806 (push_reload): Change 0 to NO_REGS in function call.
22807 (find_reloads): Change this_alternative to array of enum
22808 reg_class. Remove some now-unnecessary casts.
22809 (make_memloc): Change 0 to VOIDmode in function call.
22810 * reload1.c (reload): Change 0 to VOIDmode in function call.
22811 (eliminate_regs_1, elimination_effects): Likewise.
22812 (eliminate_regs_in_insn): Likewise.
22813 (emit_input_reload_insns): Add cast to enum type.
22814 (delete_output_reload): Change 0 to VOIDmode in function call.
22815 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
22816 to enum type in function call.
22817 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
22818 (SET_PREDICT_EXPR_OUTCOME): Define.
22819 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
22820 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
22821 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
22822 (dump_function): Likewise.
22823 * tree-dump.h: Update declarations.
22824 * tree-pass.h: Update declarations.
22825 * varasm.c (assemble_integer): Change mclass to enum mode_class.
22826 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
22828 (arm_rtx_costs_1): Correct parenthesization.
22829 (arm_rtx_costs): Add casts to enum type.
22830 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
22831 (vfp_emit_fstmd): Use add_rg_note.
22832 (emit_multi_reg_push, emit_sfm): Likewise.
22833 (thumb_set_frame_pointer): Likewise.
22834 (arm_expand_prologue): Likewise.
22835 (arm_regno_class): Change return type to enum reg_class.
22836 (thumb1_expand_prologue): Use add_reg_note.
22837 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
22838 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
22840 * config/arm/gentune.sh: Add cast to enum type.
22841 * config/arm/arm-tune.md: Rebuild.
22842 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
22843 (ix86_split_fp_branch, predict_jump): Likewise.
22844 (ix86_expand_multi_arg_builtin): Change sub_code from enum
22845 insn_code to enum rtx_code.
22846 (ix86_builtin_vectorized_function): Add cast to enum type.
22847 * config/i386/i386.md (truncdfsf2): Change slot to enum
22849 (truncxf<mode>2, isinf<mode>2): Likewise.
22850 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
22852 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
22853 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
22854 (insert_bundle_state): Change 1 to INSERT in function call.
22855 (ia64_add_bundle_selector_before): Likewise.
22856 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
22857 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
22858 (restore_stack_nonlocal): Likewise.
22859 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
22861 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
22863 (mips_rtx_costs): Likewise.
22864 (mips_override_options): Add casts to enum type.
22865 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
22867 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
22868 (store_reg, set_reg_plus_d): Likewise.
22869 (hppa_expand_prologue, hppa_profile_hook): Likewise.
22870 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
22872 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
22874 (emit_unlikely_jump): Use add_reg_note.
22875 (rs6000_emit_allocate_stack): Likewise.
22876 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
22877 (output_toc): Change 1 to INSERT in function call.
22878 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
22879 (rs6000_initialize_trampoline): Likewise.
22880 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
22882 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
22883 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
22884 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
22885 (save_gprs): Use add_reg_note.
22886 (s390_emit_prologue): Likewise.
22887 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22888 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
22889 (sparc_fold_builtin): Add cast to enum type.
22890 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
22892 (spu_expand_prologue): Use add_reg_note.
22893 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
22895 2009-04-20 Ian Lance Taylor <iant@google.com>
22897 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
22898 (c_parser_postfix_expression_after_primary): Get VEC for list of
22899 arguments. Get original types of arguments. Call
22900 build_function_call_vec.
22901 (cached_expr_list_1, cached_expr_list_2): New static variables.
22902 (c_parser_expr_list): Change return type to VEC *. Add
22903 p_orig_types parameter. Change all callers.
22904 (c_parser_release_expr): New static function.
22905 (c_parser_vec_to_tree_list): New static function.
22906 * c-typeck.c (build_function_call): Rewrite to build a VEC and
22907 call build_function_call_vec.
22908 (build_function_call_vec): New function, based on old
22909 build_function_call.
22910 (convert_arguments): Remove nargs and argarray parameters. Change
22911 values to a VEC. Add origtypes parameter.
22912 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
22913 (convert_for_assignment): Add origtype parameter. Change all
22914 callers. If warn_cxx_compat, check for conversion to an enum
22915 type when calling a function.
22916 (store_init_value): Add origtype parameter. Change all callers.
22917 (digest_init): Likewise.
22918 (struct init_node): Add origtype field.
22919 (add_pending_init): Add origtype parameter. Change all callers.
22920 (output_init_element): Likewise.
22921 (output_pending_init_elements): Pass origtype from init_node to
22922 output_init_element.
22923 (process_init_element): Pass origtype from c_expr to
22924 output_init_element.
22925 (c_finish_return): Add origtype parameter. Change all callers.
22926 * c-common.c (sync_resolve_size): Change params to VEC *. Change
22928 (sync_resolve_params): Likewise.
22929 (sync_resolve_return): Change params to first_param. Change caller.
22930 (resolve_overloaded_builtins): Change params to VEC *. Change
22931 callers. Save first parameter around call to build_function_call_vec.
22932 * c-decl.c (finish_decl): Add origtype parameter. Change all
22933 callers. Call build_function_call_vec rather than
22934 build_function_call for cleanup.
22935 * c-tree.h: Update declarations.
22936 * c-common.h: Update declarations.
22937 * stub-objc.c (objc_rewrite_function_call): Change parameter from
22938 params to first_param.
22939 * target.h (struct gcc_target): Change resolve_overloaded_builtin
22940 params parameter from tree to void *.
22941 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
22942 Change arglist parameter to have type void *, and to be a pointer
22944 * config/rs6000/rs6000-protos.h
22945 (altivec_resolve_overloaded_builtin): Update declaration.
22946 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
22947 fnargs parameter to have type void *, and to be a pointer to a
22948 VEC. Call build_function_call_vec instead of
22949 build_function_call.
22950 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
22952 2009-04-20 Joey Ye <joey.ye@intel.com>
22953 Xuepeng Guo <xuepeng.guo@intel.com>
22954 H.J. Lu <hongjiu.lu@intel.com>
22956 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
22958 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
22959 (IX86_LEA_PRIORITY): Likewise.
22960 (distance_non_agu_define): New function.
22961 (distance_agu_use): Likewise.
22962 (ix86_lea_for_add_ok): Likewise.
22963 (ix86_dep_by_shift_count): Likewise.
22965 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
22966 should split for LEA.
22968 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
22970 (ix86_dep_by_shift_count): Likewise.
22972 2009-04-20 Richard Guenther <rguenther@suse.de>
22974 * expr.c (handled_component_p): Move ...
22975 * tree.h (handled_component_p): ... here.
22976 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
22977 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
22978 and REALPART_EXPR to be in one group.
22980 2009-04-20 Richard Guenther <rguenther@suse.de>
22982 * basic-block.h (get_all_dominated_blocks): Declare.
22983 * dominance.c (get_all_dominated_blocks): New function.
22984 * tree-cfg.c (get_all_dominated_blocks): Remove.
22985 (remove_edge_and_dominated_blocks): Adjust.
22986 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
22987 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
22988 instead of recursing.
22990 2009-04-20 Doug Kwan <dougkwan@google.com>
22992 * cgraph.h (cgraph_node_ptr): New type for vector functions.
22993 (struct cgraph_node_set_def): New type.
22994 (cgraph_node_set) New type. Also declare vector functions.
22995 (struct cgraph_node_set_element_def): New type.
22996 (cgraph_node_set_element): Ditto.
22997 (cgraph_node_set_iterator): New iterator type.
22998 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
22999 cgraph_node_set_remove, dump_cgraph_node_set,
23000 debug_cgraph_node_set): New prototypes.
23001 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
23002 cgraph_node_set_size): New inlines.
23003 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
23004 including cgraph.h.
23005 (struct ipa_opt_pass): Add struct cgraph_node_set_def
23006 argument to function 'write_summary'.
23007 * ipa.c: Include ggc.h.
23008 (hash_cgraph_node_set_element,
23009 eq_cgraph_node_set_element, cgraph_node_set_new,
23010 cgraph_node_set_add, cgraph_node_set_remove,
23011 cgraph_node_set_find, dump_cgraph_node_set,
23012 debug_cgraph_node_set): New functions.
23013 * Makefile.in (ipa.o): Add dependency on GGC_H.
23015 2009-04-20 Ira Rosen <irar@il.ibm.com>
23017 PR tree-optimization/39675
23018 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
23019 check of the return code of vect_schedule_slp. Check that
23020 stmt_vec_info still exists for the statement, before checking its
23021 vectorization type.
23023 2009-04-20 Michael Matz <matz@suse.de>
23025 * Makefile.in (generated_files): Take out $(simple_generated_c).
23027 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
23029 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
23030 (UINTPTR_TYPE): Likewise.
23032 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23035 * c-typeck.c (digest_init): Check for initializing an array with a
23038 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23041 * c-semantics.c (pop_stmt_list): Propagate
23042 STATEMENT_LIST_HAS_LABEL to parent statement list.
23044 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
23046 * config/mips/mips.h (mips_tune_attr): New macro.
23047 * config/mips/mips.md (cpu): Use it.
23049 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23052 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
23055 2009-04-19 Diego Novillo <dnovillo@google.com>
23057 * toplev.c (compile_file): Move call to coverage_finish ...
23058 * cgraphunit.c (ipa_passes): ... here.
23059 Call cgraph_process_new_functions.
23060 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
23061 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
23063 2009-04-19 Jan Hubicka <jh@suse.cz>
23065 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
23067 (dump_cgraph_node): Dump can throw external flag.
23068 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
23070 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
23074 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
23075 * common.opt (Wlogical-op): Move from here...
23076 * c.opt (Wlogical-op): ... to here.
23077 * c-typeck.c (parser_build_binary_op): Update call to
23078 warn_logical_operator.
23079 * c-opts.c (c_common_post_options): Enable warn_logical_op with
23081 * c-common.c (warn_logical_op): Update.
23082 * c-common.h (warn_logical_op): Update declaration.
23084 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
23086 * tree.c (protected_set_expr_location): Fix formatting.
23088 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23091 * c-typeck.c (readonly_warning): new.
23092 (build_unary_op, build_modify_expr): Use readonly_warning for
23093 storing into something readonly but not const-qualified.
23095 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23098 * c-typeck.c (build_unary_op): Check for taking address of
23099 expression of type void.
23101 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23104 * c-typeck.c (build_function_call): Check for calling a function
23105 with qualified void return types. Call require_complete_type when
23108 2009-04-18 Jan Hubicka <jh@suse.cz>
23110 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
23112 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
23113 can_throw_external flag.
23114 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
23115 * ipa-pure-const.c (ignore_edge): New function.
23116 (propagate): Compute order for NOTHROW computation; set NOTHROWs
23117 only over can_throw_external edges.
23118 (local_pure_const): Add nothrow flag.
23119 * ipa-utils.c (searchc): Add ignore_edge callback.
23120 (ipa_utils_reduced_inorder): Add ignore_edge callback.
23121 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
23122 (set_nothrow_function_flags): Update cgraph.
23123 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
23125 2009-04-18 Richard Guenther <rguenther@suse.de>
23127 PR middle-end/39804
23128 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
23129 (fold_stmt): ... this and ...
23130 (fold_stmt_inplace): ... this.
23131 (fold_stmt_1): Fold references in calls and asms.
23132 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
23134 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23136 * tree-vrp.c (ssa_name_nonzero_p): Remove.
23137 * tree.h: Remove the prototype for ssa_name_nonzero_p.
23139 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23141 * tree.c (function_args_count): Remove.
23142 * tree.h: Remove the prototype for function_args_count.
23144 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23146 * tree-iterator.c (expr_only): Remove.
23147 * tree.h: Remove the prototype for expr_only.
23149 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23151 * reginfo.c (cannot_change_mode_set_regs): Remove.
23152 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
23154 2009-04-08 Anatoly Sokolov <aesok@post.ru>
23156 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
23157 whether operands 0 and 1 overlaps.
23159 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
23161 PR middle-end/36902
23162 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
23163 pointer. Use warning_at instead of warning.
23164 (search_for_addr_array): Likewise.
23165 (check_array_bounds): Likewise.
23166 (check_all_array_refs): Check that the incoming edge is not in the
23167 list of edges to be removed.
23168 (check_all_array_refs): Avoid the temporal pointer.
23169 (vrp_visit_cond_stmt): Fix typo.
23170 (simplify_switch_using_ranges): Handle the case where the switch
23171 index is an integer constant.
23173 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
23175 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
23177 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23179 * doc/extend.texi, doc/invoke.texi: Fix typos.
23181 2009-04-17 Cary Coutant <ccoutant@google.com>
23183 * tree-flow-inline.h (get_lineno): Fix inverted test.
23185 2009-04-17 Diego Novillo <dnovillo@google.com>
23187 * tree-ssa-pre.c (create_expression_by_pieces): Remove
23188 assertion for AVAIL_OUT.
23190 2009-04-17 Mike Frysinger <vapier@gentoo.org>
23193 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
23194 * config/sh/linux-atomic.asm: Likewise.
23196 2009-04-17 Diego Novillo <dnovillo@google.com>
23198 * except.c (debug_eh_tree): New.
23199 (struct eh_region, struct eh_status): Move ...
23200 * except.h: ... here.
23201 (add_type_for_runtime): Declare extern.
23202 (lookup_type_for_runtime): Likewise.
23203 (debug_eh_tree): Declare.
23204 * Makefile.in (GTFILES): List except.h before except.c
23206 2009-04-17 Diego Novillo <dnovillo@google.com>
23208 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
23209 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
23210 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
23211 (find_vars_r): ... here.
23212 * tree-flow.h (find_referenced_vars_in): Declare.
23213 * tree-ssa-pre.c (create_expression_by_pieces): Assert
23214 that AVAIL_OUT exists for BLOCK.
23215 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
23216 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
23217 (tree-parloops.o): Likewise.
23219 2009-04-17 Simon Baldwin <simonb@google.com>
23221 * toplev.c (default_tree_printer): Add handling for %E format.
23223 2009-04-17 Diego Novillo <dnovillo@google.com>
23225 * tree-pretty-print.c (dump_generic_node): Add break after
23226 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
23227 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
23228 FUNCTION_TYPE together. Call print_struct_decl when printing
23229 structures and TDF_SLIM is not given.
23230 (print_struct_decl): Fix logic for detecting recursion.
23232 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
23235 * gcc.c (create_at_file): New.
23236 (compile_input_file_p): New.
23237 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
23238 * main.c (main): Update call to toplev_main.
23239 * toplev.c (toplev_main): Change signature. Call expandargv.
23240 * toplev.h (toplev_main): Change signature.
23242 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
23244 * dwarf2out.c (field_byte_offset): Use the type size as the field size
23245 if the latter is not constant.
23247 2009-04-17 David Edelsohn <edelsohn@gnu.org>
23249 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
23251 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
23253 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
23254 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
23256 2009-04-17 Richard Guenther <rguenther@suse.de>
23258 * tree-ssa-structalias.c (get_constraint_for_component_ref):
23259 Handle component references view-converting an invariant address.
23261 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
23263 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
23264 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
23265 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
23266 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
23267 Use @deftypevr rather than @deftypevar.
23269 2009-04-17 Richard Guenther <rguenther@suse.de>
23271 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
23272 (get_prop_source_stmt): Likewise.
23273 (can_propagate_from): Likewise.
23275 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
23277 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
23278 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
23279 (--with-multilib-list): Add default value.
23280 * configure: Regenerate.
23281 * Makefile.in (TM_ENDIAN_CONFIG): Define.
23282 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
23283 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
23284 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
23285 Don't add default cpu to multilib list unnecessarily, but do enable
23286 the relevant compiler option..
23287 Add support for --with-multilib-list=<blank> and
23288 --with-multilib-list=!<somelib> to supress unwanted multilibs.
23289 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
23290 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
23291 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
23292 TM_MULTILIB_CONFIG.
23293 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
23294 (MULTILIB_OSDIRNAMES): New variable.
23295 * config/sh/t-1e: Delete file.
23296 * config/sh/t-mlib-sh1: Delete file.
23297 * config/sh/t-mlib-sh2: Delete file.
23298 * config/sh/t-mlib-sh2a: Delete file.
23299 * config/sh/t-mlib-sh2a-nofpu: Delete file.
23300 * config/sh/t-mlib-sh2a-single: Delete file.
23301 * config/sh/t-mlib-sh2a-single-only: Delete file.
23302 * config/sh/t-mlib-sh2e: Delete file.
23303 * config/sh/t-mlib-sh3e: Delete file.
23304 * config/sh/t-mlib-sh4: Delete file.
23305 * config/sh/t-mlib-sh4-nofpu: Delete file.
23306 * config/sh/t-mlib-sh4-single: Delete file.
23307 * config/sh/t-mlib-sh4-single-only: Delete file.
23308 * config/sh/t-mlib-sh4a: Delete file.
23309 * config/sh/t-mlib-sh4a-nofpu: Delete file.
23310 * config/sh/t-mlib-sh4a-single: Delete file.
23311 * config/sh/t-mlib-sh4a-single-only: Delete file.
23312 * config/sh/t-mlib-sh4al: Delete file.
23313 * config/sh/t-mlib-sh5-32media: Delete file.
23314 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
23315 * config/sh/t-mlib-sh5-64media: Delete file.
23316 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
23317 * config/sh/t-mlib-sh5-compact: Delete file.
23318 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
23319 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
23320 * doc/install.texi (Options specification): Add
23321 --with-multilib-list and --with-endian.
23323 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
23325 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
23327 (OBJS-common): Add plugin-version.o.
23328 (plugin-version.o): New.
23329 * gcc-plugin.h (plugin_gcc_version): New.
23330 (plugin_default_version_check): New.
23331 (plugin_init_func, plugin_init): Add version argument.
23332 * plugin-version.c: New.
23333 * plugin.c (str_plugin_gcc_version_name): New.
23334 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
23335 pass it to the init function.
23336 (plugin_default_version_check): New.
23338 2009-04-17 Richard Guenther <rguenther@suse.de>
23340 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
23341 for decl-vs-decl disambiguation.
23343 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
23345 * config/s390/s390.h (s390_tune_attr): New macro definition.
23346 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
23348 2009-04-17 Richard Guenther <rguenther@suse.de>
23350 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
23351 (fold_stmt_r): Likewise.
23352 (maybe_fold_reference): New function.
23353 (fold_gimple_assign): Handle cases fold_stmt_r did.
23354 (fold_stmt): Do not use fold_stmt_r.
23355 (fold_stmt_inplace): Likewise.
23357 2009-04-17 Richard Guenther <rguenther@suse.de>
23359 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
23360 (record_equivalences_from_stmt): Remove useless checks and
23362 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
23363 the type is already suitable.
23365 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
23367 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
23369 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
23371 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
23372 (CMPtype): Define as __gcc_CMPtype.
23374 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
23376 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
23377 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
23379 2009-04-17 Richard Guenther <rguenther@suse.de>
23381 PR tree-optimization/39746
23382 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
23383 special-casing for builtins and static variable use/def.
23384 (call_may_clobber_ref_p_1): Likewise.
23386 2009-04-16 Ian Lance Taylor <iant@google.com>
23388 * df.h: Include "timevar.h".
23389 (struct df_problem): Change tv_id field to timevar_id_t.
23390 * tree-pass.h: Include "timevar.h".
23391 (struct opt_pass): Change tv_id field to timevar_id_t.
23392 * timevar.h (timevar_id_t): Define TV_NONE.
23393 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
23394 TV_NONE rather than tv_id != 0.
23395 (execute_one_pass): Likewise.
23396 * Makefile.in (DF_H): Add $(TIMEVAR_H).
23397 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
23398 dependencies to $(TREE_PASS_H).
23399 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
23401 (pass_branch_target_load_optimize2): Likewise.
23402 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
23403 (pass_outof_cfg_layout_mode): Likewise.
23404 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
23405 (pass_rebuild_cgraph_edges): Likewise.
23406 (pass_remove_cgraph_callee_edges): Likewise.
23407 * df-core.c (pass_df_initialize_opt): Likewise.
23408 (pass_df_initialize_no_opt): Likewise.
23409 (pass_df_finish): Likewise.
23410 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
23411 * except.c (pass_set_nothrow_function_flags): Likewise.
23412 (pass_convert_to_eh_region_ranges): Likewise.
23413 * final.c (pass_compute_alignments): Likewise.
23414 * function.c (pass_instantiate_virtual_regs): Likewise.
23415 (pass_init_function): Likewise.
23416 (pass_leaf_regs): Likewise.
23417 (pass_match_asm_constraints): Likewise.
23418 * gimple-low.c (pass_lower_cf): Likewise.
23419 (pass_mark_used_blocks): Likewise.
23420 * init-regs.c (pass_initialize_regs): Likewise.
23421 * integrate.c (pass_initial_value_sets): Likewise.
23422 * ira.c (pass_ira): Likewise.
23423 * jump.c (pass_cleanup_barriers): Likewise.
23424 * omp-low.c (pass_expand_omp): Likewise.
23425 (pass_lower_omp): Likewise.
23426 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
23427 * recog.c (pass_split_all_insns): Likewise.
23428 (pass_split_after_reload): Likewise.
23429 (pass_split_before_regstack): Likewise.
23430 (pass_split_before_sched2): Likewise.
23431 (pass_split_for_shorten_branches): Likewise.
23432 * reginfo.c (pass_reginfo_init): Likewise.
23433 (pass_subregs_of_mode_init): Likewise.
23434 (pass_subregs_of_mode_finish): Likewise.
23435 * passes.c (pass_postreload): Likewise.
23436 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
23437 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
23438 (pass_warn_function_return): Likewise.
23439 (pass_warn_function_noreturn): Likewise.
23440 * tree-complex.c (pass_lower_complex): Likewise.
23441 (pass_lower_complex_O0): Likewise.
23442 * tree-if-conv.c (pass_if_conversion): Likewise.
23443 * tree-into-ssa.c (pass_build_ssa): Likewise.
23444 * tree-mudflap.c (pass_mudflap_1): Likewise.
23445 (pass_mudflap_2): Likewise.
23446 * tree-nomudflap.c (pass_mudflap_1): Likewise.
23447 (pass_mudflap_2): Likewise.
23448 * tree-nrv.c (pass_return_slot): Likewise.
23449 * tree-object-size.c (pass_object_sizes): Likewise.
23450 * tree-optimize.c (pass_all_optimizations): Likewise.
23451 (pass_early_local_passes): Likewise.
23452 (pass_all_early_optimizations): Likewise.
23453 (pass_cleanup_cfg): Likewise.
23454 (pass_cleanup_cfg_post_optimizing): Likewise.
23455 (pass_free_datastructures): Likewise.
23456 (pass_free_cfg_annotations): Likewise.
23457 (pass_fixup_cfg): Likewise.
23458 (pass_init_datastructures): Likewise.
23459 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
23460 (pass_late_warn_uninitialized): Likewise.
23461 (pass_update_address_taken): Likewise.
23462 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
23463 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
23464 (pass_cse_sincos): Likewise.
23465 (pass_convert_to_rsqrt): Likewise.
23466 * tree-ssa-structalias.c (pass_build_alias): Likewise.
23467 * tree-stdarg.c (pass_stdarg): Likewise.
23468 * tree-tailcall.c (pass_tail_recursion): Likewise.
23469 (pass_tail_calls): Likewise.
23470 * tree-vect-generic.c (pass_lower_vector): Likewise.
23471 (pass_lower_vector_ssa): Likewise.
23472 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
23474 2009-04-16 Joseph Myers <joseph@codesourcery.com>
23476 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
23478 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
23480 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
23481 logical and signext.
23483 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
23486 * config/sh/predicates.md (arith_operand): Check if the operand
23487 of TRUNCATE is a REG.
23489 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23491 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
23492 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
23494 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23496 * tree-iterator.c (tsi_split_statement_list_after,
23497 tsi_split_statement_list_before): Remove.
23498 * tree-iterator.h: Remove the prototypes for
23499 tsi_split_statement_list_after and tsi_split_statement_list_before.
23501 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23503 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
23504 * tree-ssa-propagate.h: Remove the prototype for
23505 stmt_makes_single_load.
23507 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23509 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
23510 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
23512 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23514 * tree-iterator.c (EXPR_LAST_BODY): Remove.
23516 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23518 * except.c (eh_region_outer_p): Remove.
23519 * except.h: Remove the prototype for eh_region_outer_p.
23521 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23523 * function.c (current_function_assembler_name): Remove.
23524 * function.h: Remove the prototype for
23525 current_function_assembler_name.
23527 2009-04-16 Ian Lance Taylor <iant@google.com>
23529 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
23530 (add_reg_note): Call alloc_reg_note.
23531 * rtl.h (alloc_reg_note): Declare.
23532 * combine.c (try_combine): Use alloc_reg_note.
23533 (recog_for_combine, move_deaths): Likewise.
23534 (distribute_notes): Use alloc_reg_note and add_reg_note.
23535 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
23536 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
23537 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
23539 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
23541 PR rtl-optimization/39762
23542 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
23543 ira_may_move_out_cost): Add comments about way of their usage.
23544 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
23546 * ira-conflicts.c (process_regs_for_copy): Use function
23547 ira_get_register_move_cost instead of global
23548 ira_register_move_cost.
23550 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
23551 color_pass, move_spill_restore, update_curr_costs): Ditto.
23553 * ira-lives.c (process_single_reg_class_operands): Ditto.
23555 * ira-emit.c (emit_move_list): Ditto.
23557 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
23558 (record_reg_classes): Ditto. Use functions
23559 ira_get_register_move_cost and ira_get_may_move_cost instead of
23560 global vars ira_register_move_cost, ira_may_move_out_cost and
23561 ira_may_move_in_cost.
23562 (record_address_regs): Don't call ira_init_register_move_cost.
23563 Use function ira_get_may_move_cost instead of global
23564 ira_may_move_in_cost.
23565 (process_bb_node_for_hard_reg_moves): Use function
23566 ira_get_register_move_cost instead of global ira_register_move_cost.
23567 (ira_costs): Don't call ira_init_register_move_cost.
23569 2009-04-16 Richard Guenther <rguenther@suse.de>
23571 * tree-cfg.c (verify_gimple_assign_binary):
23572 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
23573 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
23574 (create_general_new_stmt): Note that this function is broken.
23576 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23578 * common.opt (fhelp): Add Var(help_flag).
23579 * gcc-plugin.h (plugin_info): Add help.
23580 * plugin.c (plugin_name_args): Add help.
23581 (register_plugin_info): Set plugin->help.
23582 (print_help_one_plugin): New.
23583 (print_plugins_help): New.
23584 * plugin.h (print_plugins_help): New.
23585 * toplev.c (toplev_main): Call print_plugins_help if needed.
23587 2009-04-16 Richard Guenther <rguenther@suse.de>
23589 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
23590 (gimple_ior_addresses_taken_1): New function.
23591 (gimple_ior_addresses_taken): Likewise.
23592 * gimple.h (struct gimple_statement_with_ops_base): Remove
23593 addresses_taken member.
23594 (gimple_ior_addresses_taken): Declare.
23595 (gimple_addresses_taken, gimple_addresses_taken_ptr,
23596 gimple_set_addresses_taken): Remove.
23597 * ipa-reference.c (mark_address): New function.
23598 (scan_stmt_for_static_refs): Use it for marking addresses taken.
23599 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
23600 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
23601 (gimple_add_to_addresses_taken): Remove.
23602 (get_tmr_operands): Call mark_address_taken.
23603 (get_asm_expr_operands): Likewise.
23604 (get_expr_operands): Likewise.
23605 (build_ssa_operands): Do not clear the addresses_taken bitmap.
23606 (free_stmt_operands): Do not free it.
23607 * tree-ssa.c (delete_tree_ssa): Likewise.
23608 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
23610 2009-04-16 Richard Guenther <rguenther@suse.de>
23612 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
23613 (walk_stmt_load_store_ops): Likewise.
23614 * gimple.c (get_base_loadstore): New function.
23615 (walk_stmt_load_store_addr_ops): Likewise.
23616 (walk_stmt_load_store_ops): Likewise.
23617 * ipa-pure-const.c (check_op): Simplify.
23618 (check_load, check_store): New functions.
23619 (check_stmt): Use walk_stmt_load_store_ops.
23620 * ipa-reference.c (mark_load): Adjust signature.
23621 (mark_store): Likewise.
23622 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
23624 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23626 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
23627 (plugin_info): New.
23628 * opts.c (common_handle_option): Don't call print_version.
23629 * plugin.c (plugin_name_args): Add version.
23630 (register_plugin_info): New.
23631 (register_callback): Handle PLUGIN_INFO.
23632 (try_init_one_plugin): New.
23633 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
23635 (finalize_one_plugin): New.
23636 (finalize_plugins): New.
23637 (print_one_plugin): New.
23638 (print_plugins_versions): New.
23639 * plugin.h (print_plugins_versions): New.
23640 (finalize_plugins): New.
23641 * toplev.c (compile_file): Don't call initialize_plugins.
23642 (print_version): Call print_plugins_versions.
23643 (toplev_main): Call initialize_plugins. Print version if needed.
23644 Call finalize_plugins.
23646 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23648 * common.opt (fversion): New.
23649 * gcc.c (print_version): New.
23650 (process_command): Don't print the version. Just set print_version.
23651 (main): Print version. Call subprocesses if print_version and
23652 verbose_flag are set.
23653 * opts.c (common_handle_option): Handle OPT_fversion.
23655 2009-04-16 Richard Guenther <rguenther@suse.de>
23656 Ira Rosen <irar@il.ibm.com>
23658 PR tree-optimization/39698
23659 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
23660 type of the reduction variable. Only generate the def if
23663 * omp-low.c (expand_omp_for_generic): When converting to a pointer
23664 make sure to first convert to an integer of the same precision.
23665 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
23666 the type of the evolution correctly in computing the new
23667 induction variable base.
23669 2009-04-16 Richard Guenther <rguenther@suse.de>
23671 PR middle-end/39625
23672 * tree-cfg.c (make_blocks): Split statements with to-be
23673 abnormal SSA names on the lhs.
23675 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
23677 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
23678 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
23679 * c-typeck.c (really_start_incremental_init): Likewise.
23680 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
23681 (TARGET_INITIALIZER): Remove it.
23682 * target.h (struct target): Remove vector_opaque_p.
23683 * tree.c (build_opaque_vector_type): New.
23684 * tree.h (TYPE_VECTOR_OPAQUE): New.
23685 (build_opaque_vector_type): Declare.
23686 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
23687 * config/rs6000/rs6000.c (build_opaque_vector_type,
23688 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
23689 (rs6000_init_builtins): Use build_opaque_vector_type for
23690 opaque_V4SI_type_node.
23692 2009-04-15 Catherine Moore <clm@codesourcery.com>
23694 * debug.h (set_name): Declare.
23695 * dwarf2out.c (dwarf2out_set_name): Declare.
23696 (dwarf2_debug_hooks): Add set_name.
23697 (find_AT_string): New.
23698 (add_AT_string): Call find_AT_string.
23699 (dwarf2out_set_name): New.
23700 * cp/decl.c (grokdeclarator): Call set_name.
23701 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
23702 * debug.c (do_nothing_debug_hooks): Likewise.
23703 * dbxout.c (dbx_debug_hooks): Likewise.
23704 * sdbout.c (sdb_debug_hooks): Likewise.
23706 2009-04-15 Michael Eager <eager@eagercon.com>
23708 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
23709 reg for single-precision FPU.
23710 * config/rs6000/rs6000.md (movsi_internal1): Only for
23711 !TARGET_SINGLE_FPU.
23712 (movsi_internal1_single): New. Add pattern to move SI values to/from
23713 single-precision FP regs.
23715 2009-04-15 Richard Guenther <rguenther@suse.de>
23717 * omp-low.c (lower_rec_input_clauses): Build correct address
23719 (expand_omp_for_generic): Fix multiplication type.
23720 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
23721 (generate_memset_zero): Fix types.
23722 * tree-profile.c (prepare_instrumented_value): Correctly
23725 2009-04-15 Ian Lance Taylor <iant@google.com>
23727 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
23728 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
23729 for -Wall and for -Wc++-compat.
23730 (c_common_post_options): For C++, set warn_enum_compare if not
23732 * c-tree.h (struct c_expr): Add field original_type.
23733 (build_external_ref): Update declaration.
23734 * c-parser.c (c_parser_braced_init): Set original_type.
23735 (c_parser_initelt): Likewise.
23736 (c_parser_expr_no_commas): Likewise.
23737 (c_parser_conditional_expression): Likewise.
23738 (c_parser_cast_expression): Likewise.
23739 (c_parser_unary_expression): Likewise. Pull setting of
23740 original_code to top of function.
23741 (c_parser_sizeof_expression): Set original_type.
23742 (c_parser_alignof_expression): Likewise.
23743 (c_parser_postfix_expression): Likewise. Pull setting of
23744 original_code to top of function.
23745 (c_parser_postfix_expression_after_paren_type): Set original_type.
23746 (c_parser_postfix_expression_after_primary): Likewise.
23747 (c_parser_expression): Likewise.
23748 * c-typeck.c (build_external_ref): Add type parameter. Change all
23750 (c_expr_sizeof_expr): Set original_type field.
23751 (parser_build_unary_op): Likewise.
23752 (parser_build_binary_op): Likewise. Optionally warn about
23753 comparisons of enums of different types.
23754 (digest_init): Set original_type field.
23755 (really_start_incremental_init): Likewise.
23756 (push_init_level, pop_init_level): Likewise.
23757 * doc/invoke.texi (Warning Options): -Wenum-compare now
23760 2009-04-15 Richard Guenther <rguenther@suse.de>
23762 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
23763 out a necessary conversion.
23764 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
23765 names we didn't value number.
23766 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
23768 2009-04-15 Richard Guenther <rguenther@suse.de>
23770 PR tree-optimization/39764
23771 * tree-ssa-ccp.c (get_value): Canonicalize value with
23772 canonicalize_float_value.
23774 2009-04-15 Jan Hubicka <jh@suse.cz>
23776 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
23777 Wrong version of patch.
23779 2009-04-15 Jan Hubicka <jh@suse.cz>
23781 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
23783 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
23785 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
23786 our distinct integral and vector types.
23788 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
23790 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
23791 * init.c (build_vtbl_address): Remove call to assemble_external.
23793 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
23795 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
23796 output for other floating point modes.
23798 2009-04-14 Diego Novillo <dnovillo@google.com>
23800 * diagnostic.c (diagnostic_report_diagnostic): Do not
23801 warn about loaded plugins for DK_ERROR and DK_WARNING.
23802 * c-decl.c (declspecs_add_type): Move call to
23803 invoke_plugin_callbacks ...
23804 * c-parser.c (c_parser_declspecs): ... here.
23805 * plugin.c (dump_active_plugins): Tidy output.
23807 2009-04-14 Diego Novillo <dnovillo@google.com>
23808 Le-Chun Wu <lcwu@google.com>
23810 * configure.ac: Add --enable-plugin support.
23811 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
23812 * Makefile.in (PLUGIN_H): Define.
23813 Export ENABLE_PLUGIN and GMPINC to site.exp.
23814 Add PLUGINLIBS to link command.
23815 Add/modify dependencies for plugin.o and files including plugin.h.
23817 * config.in: Regenerate.
23819 * opts.c (common_handle_option): Handle OPT_fplugin_ and
23822 2009-04-14 Le-Chun Wu <lcwu@google.com>
23824 * tree-pass.h (register_one_dump_file): Add a prototype for
23825 register_one_dump_file.
23826 * toplev.c (compile_file): Call initialize_plugins.
23827 (do_compile): Call invoke_plugin_callbacks.
23828 (toplev_main): Call invoke_plugin_callbacks.
23829 * common.opt: Add -fplugin= and -fplugin-arg-.
23830 * gcc-plugin.h: New public header file for plugins to include.
23831 * plugin.c: New source file.
23832 * plugin.h: New internal header file.
23833 * passes.c (register_one_dump_file): Make it external.
23835 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
23837 2009-04-14 Diego Novillo <dnovillo@google.com>
23839 * doc/plugins.texi: New.
23840 * doc/gccint.texi: Add reference to Plugins chapter.
23841 * doc/invoke.texi: Document -fplugin and -fplugin-arg
23842 * diagnostic.c (diagnostic_report_diagnostic): Warn about
23843 loaded plugins, if any.
23844 * timevar.def (TV_PLUGIN_INIT): Define.
23845 (TV_PLUGIN_RUN): Define.
23846 * plugin.c: Include timevar.h
23847 (plugins_active_p): New.
23848 (dump_active_plugins): New.
23849 (debug_active_plugins): New.
23851 2009-04-14 Joseph Myers <joseph@codesourcery.com>
23853 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
23855 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
23857 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
23859 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
23860 the same as a minus without a shift.
23862 2009-04-14 Nick Clifton <nickc@redhat.com>
23864 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
23865 comparisons with small integers will always produce a short
23868 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
23871 2008-12-19 Diego Novillo <dnovillo@google.com>
23873 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
23875 2009-04-14 Richard Guenther <rguenther@suse.de>
23877 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
23879 (verify_gimple_assign_binary): Likewise. Handle shifts and
23881 (verify_gimple_phi): Print the mismatched argument position.
23882 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
23884 (vect_update_init_of_dr): Likewise.
23885 * matrix-reorg.c (transform_access_sites): Do what the
23887 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
23889 2009-04-13 Michael Eager <eager@eagercon.com>
23891 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
23892 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
23893 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
23894 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
23895 remove duplicate config
23897 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23899 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
23900 file_name:line_number type locator of the call site.
23902 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
23904 * genautomata.c: Put blank after comma.
23905 (automaton_decls): New.
23906 (struct unit_usage): Add comments to member next.
23907 (store_alt_unit_usage): Keep the list ordered.
23908 (unit_present_on_list_p, equal_alternatives_p): New.
23909 (check_regexp_units_distribution): Check units distribution
23910 correctness correctly.
23911 (main): Don't write automata if error is found. Return correct
23914 * config/m68k/cf.md (cfv4_ds): Remove.
23915 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
23916 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
23918 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
23919 power4-load-ext, power4-store, power4-store-update,
23920 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
23921 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
23922 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
23923 power4-sqrt, power4-isync): Modify reservation to make correct
23924 unit distribution to automata.
23926 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
23927 power5-store-update, power5-two, power5-three, power5-lmul,
23928 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
23930 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
23932 * except.c (pass_set_nothrow_function_flags): Set name and add
23934 (set_nothrow_function_flags): Mention in the dump file when
23935 changing a function to nothrow.
23937 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
23940 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
23941 instead of unsigned long.
23943 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23945 * config/arm/arm.c (return_used_this_function): Remove.
23946 (arm_output_function_prologue): Remove use of
23947 return_used_this_function.
23948 (output_return_instruction): Replace use of
23949 return_used_this_function
23950 by cfun->machine->return_used_this_function.
23951 (arm_output_epilogue): Likewise.
23952 (arm_output_function_epilogue): Likewise.
23953 (thumb_unexpanded_epilogue): Likewise.
23954 * config/arm/arm.h (struct machine_function):
23955 New member return_used_this_function.
23957 2009-04-12 Mark Mitchell <mark@codesourcery.com>
23959 * doc/install.texi: Correct description of default directory for
23960 --with-gxx-include-dir.
23962 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
23964 * fold-const.c (build_range_check): Properly deal with enumeral and
23965 boolean base types.
23967 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
23969 * doc/invoke.texi (max_gcse_passes): Remove documentation.
23970 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
23971 * params.h (MAX_GCSE_PASSES): Remove.
23972 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
23973 in sequence. Remove ability to run multiple passes.
23974 (bypass_jumps): Report run as third CPROP pass.
23976 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
23978 PR middle-end/39651
23979 * except.c (can_throw_external): Look at each insn in a SEQUENCE
23980 when deciding whether the whole SEQUENCE can throw.
23982 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
23985 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
23986 offseted label references.
23988 2009-04-11 Jan Hubicka <jh@suse.cz>
23990 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
23992 2009-04-11 Richard Guenther <rguenther@suse.de>
23994 PR middle-end/39732
23995 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
23996 return variables as TREE_ADDRESSABLE.
23998 2009-04-11 Richard Guenther <rguenther@suse.de>
24000 PR tree-optimization/39713
24001 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
24002 reference trees have SSA_NAME operands.
24004 2009-04-11 Richard Guenther <rguenther@suse.de>
24007 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
24008 address expressions.
24010 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
24012 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
24013 match changes in Cygwin 1.7
24014 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
24015 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
24017 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24019 PR tree-optimization/39701
24020 * doc/invoke.texi (Optimization Options): Document change in
24021 meaning and initialization of -fdelete-null-pointer-checks.
24023 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24025 PR middle-end/39701
24026 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
24028 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
24031 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
24033 2009-04-10 Chao-ying Fu <fu@mips.com>
24035 * doc/tm.texi (Instruction Output): Document
24036 TARGET_ASM_FINAL_POSTSCAN_INSN.
24037 * target.h (final_postscan_insn): New field in asm_out.
24038 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24039 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
24040 * final.c (final_scan_insn): Call
24041 targetm.asm_out.final_postscan_insn after outputting
24042 an asm macro and a normal instruction.
24044 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
24045 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
24046 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
24047 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
24048 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24050 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24052 PR middle-end/39701
24053 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
24054 variables as non-NULL even with -fdelete-null-pointer-checks.
24056 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24058 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
24060 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
24063 * config/i386/i386.c (classify_argument): Handle SCmode with
24064 (bit_offset % 64) != 0.
24066 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
24068 * doc/invoke.texi (Optimize Options): Add cross-reference to
24069 -Q --help=optimizers examples.
24071 2009-04-10 Ben Elliston <bje@au.ibm.com>
24074 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
24075 regalign for the reg == fpr and TDmode case.
24077 2009-04-09 David Ayers <ayers@fsfe.org>
24080 * objc/objc-act.c (warn_with_method): Remove helper function.
24081 (check_duplicates): Call warning and inform directly.
24082 (really_start_method): Likewise.
24084 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
24086 * expmed.c (expand_divmod): Always use a comparison for a division
24087 by a large unsigned integer.
24089 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
24090 for things others than variables or functions as nonzero.
24092 2009-04-09 Nick Clifton <nickc@redhat.com>
24094 * unwind-compat.c: Change copyright header to refer to version
24095 3 of the GNU General Public License with version 3.1 of the
24096 GCC Runtime Library Exception and to point readers at the
24097 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
24098 * config/alpha/crtfastmath.c: Likewise.
24099 * config/alpha/linux-unwind.h: Likewise.
24100 * config/alpha/qrnnd.asm: Likewise.
24101 * config/alpha/vms-crt0-64.c: Likewise.
24102 * config/alpha/vms-crt0.c: Likewise.
24103 * config/alpha/vms-dwarf2.asm: Likewise.
24104 * config/alpha/vms-dwarf2eh.asm: Likewise.
24105 * config/alpha/vms-psxcrt0-64.c: Likewise.
24106 * config/alpha/vms-psxcrt0.c: Likewise.
24107 * config/alpha/vms_tramp.asm: Likewise.
24108 * config/arc/initfini.c: Likewise.
24109 * config/arc/lib1funcs.asm: Likewise.
24110 * config/arm/bpabi-v6m.S: Likewise.
24111 * config/arm/bpabi.S: Likewise.
24112 * config/arm/bpabi.c: Likewise.
24113 * config/arm/crti.asm: Likewise.
24114 * config/arm/crtn.asm: Likewise.
24115 * config/arm/ieee754-df.S: Likewise.
24116 * config/arm/ieee754-sf.S: Likewise.
24117 * config/arm/lib1funcs.asm: Likewise.
24118 * config/arm/libunwind.S: Likewise.
24119 * config/arm/linux-atomic.c: Likewise.
24120 * config/arm/mmintrin.h: Likewise.
24121 * config/arm/pr-support.c: Likewise.
24122 * config/arm/unaligned-funcs.c: Likewise.
24123 * config/arm/unwind-arm.c: Likewise.
24124 * config/arm/unwind-arm.h: Likewise.
24125 * config/avr/libgcc.S: Likewise.
24126 * config/bfin/crti.s: Likewise.
24127 * config/bfin/crtlibid.s: Likewise.
24128 * config/bfin/crtn.s: Likewise.
24129 * config/bfin/lib1funcs.asm: Likewise.
24130 * config/bfin/linux-unwind.h: Likewise.
24131 * config/cris/arit.c: Likewise.
24132 * config/cris/cris_abi_symbol.c: Likewise.
24133 * config/darwin-64.c: Likewise.
24134 * config/darwin-crt2.c: Likewise.
24135 * config/darwin-crt3.c: Likewise.
24136 * config/darwin.h: Likewise.
24137 * config/dbxelf.h: Likewise.
24138 * config/dfp-bit.c: Likewise.
24139 * config/dfp-bit.h: Likewise.
24140 * config/elfos.h: Likewise.
24141 * config/fixed-bit.c: Likewise.
24142 * config/fixed-bit.h: Likewise.
24143 * config/fp-bit.c: Likewise.
24144 * config/fp-bit.h: Likewise.
24145 * config/fr30/crti.asm: Likewise.
24146 * config/fr30/crtn.asm: Likewise.
24147 * config/fr30/lib1funcs.asm: Likewise.
24148 * config/freebsd-spec.h: Likewise.
24149 * config/frv/cmovd.c: Likewise.
24150 * config/frv/cmovh.c: Likewise.
24151 * config/frv/cmovw.c: Likewise.
24152 * config/frv/frvbegin.c: Likewise.
24153 * config/frv/frvend.c: Likewise.
24154 * config/frv/lib1funcs.asm: Likewise.
24155 * config/glibc-stdint.h: Likewise.
24156 * config/h8300/clzhi2.c: Likewise.
24157 * config/h8300/crti.asm: Likewise.
24158 * config/h8300/crtn.asm: Likewise.
24159 * config/h8300/ctzhi2.c: Likewise.
24160 * config/h8300/fixunssfsi.c: Likewise.
24161 * config/h8300/lib1funcs.asm: Likewise.
24162 * config/h8300/parityhi2.c: Likewise.
24163 * config/h8300/popcounthi2.c: Likewise.
24164 * config/i386/ammintrin.h: Likewise.
24165 * config/i386/att.h: Likewise.
24166 * config/i386/avxintrin.h: Likewise.
24167 * config/i386/biarch64.h: Likewise.
24168 * config/i386/bmmintrin.h: Likewise.
24169 * config/i386/cpuid.h: Likewise.
24170 * config/i386/cross-stdarg.h: Likewise.
24171 * config/i386/crtfastmath.c: Likewise.
24172 * config/i386/crtprec.c: Likewise.
24173 * config/i386/cygming-crtbegin.c: Likewise.
24174 * config/i386/cygming-crtend.c: Likewise.
24175 * config/i386/cygwin.asm: Likewise.
24176 * config/i386/emmintrin.h: Likewise.
24177 * config/i386/gmm_malloc.h: Likewise.
24178 * config/i386/gthr-win32.c: Likewise.
24179 * config/i386/i386.h: Likewise.
24180 * config/i386/immintrin.h: Likewise.
24181 * config/i386/linux-unwind.h: Likewise.
24182 * config/i386/linux64.h: Likewise.
24183 * config/i386/mm3dnow.h: Likewise.
24184 * config/i386/mmintrin-common.h: Likewise.
24185 * config/i386/mmintrin.h: Likewise.
24186 * config/i386/nmmintrin.h: Likewise.
24187 * config/i386/pmm_malloc.h: Likewise.
24188 * config/i386/pmmintrin.h: Likewise.
24189 * config/i386/smmintrin.h: Likewise.
24190 * config/i386/sol2-c1.asm: Likewise.
24191 * config/i386/sol2-ci.asm: Likewise.
24192 * config/i386/sol2-cn.asm: Likewise.
24193 * config/i386/sol2-gc1.asm: Likewise.
24194 * config/i386/tmmintrin.h: Likewise.
24195 * config/i386/unix.h: Likewise.
24196 * config/i386/w32-unwind.h: Likewise.
24197 * config/i386/wmmintrin.h: Likewise.
24198 * config/i386/x86-64.h: Likewise.
24199 * config/i386/x86intrin.h: Likewise.
24200 * config/i386/xmmintrin.h: Likewise.
24201 * config/ia64/crtbegin.asm: Likewise.
24202 * config/ia64/crtend.asm: Likewise.
24203 * config/ia64/crtfastmath.c: Likewise.
24204 * config/ia64/crti.asm: Likewise.
24205 * config/ia64/crtn.asm: Likewise.
24206 * config/ia64/fde-glibc.c: Likewise.
24207 * config/ia64/lib1funcs.asm: Likewise.
24208 * config/ia64/linux-unwind.h: Likewise.
24209 * config/ia64/quadlib.c: Likewise.
24210 * config/ia64/unwind-ia64.c: Likewise.
24211 * config/linux.h: Likewise.
24212 * config/m32c/m32c-lib1.S: Likewise.
24213 * config/m32c/m32c-lib2-trapv.c: Likewise.
24214 * config/m32c/m32c-lib2.c: Likewise.
24215 * config/m32r/initfini.c: Likewise.
24216 * config/m68hc11/larith.asm: Likewise.
24217 * config/m68hc11/m68hc11-crt0.S: Likewise.
24218 * config/m68k/cf.md: Likewise.
24219 * config/m68k/crti.s: Likewise.
24220 * config/m68k/crtn.s: Likewise.
24221 * config/m68k/lb1sf68.asm: Likewise.
24222 * config/m68k/linux-unwind.h: Likewise.
24223 * config/mcore/crti.asm: Likewise.
24224 * config/mcore/crtn.asm: Likewise.
24225 * config/mcore/lib1.asm: Likewise.
24226 * config/mips/linux-unwind.h: Likewise.
24227 * config/mips/loongson.h: Likewise.
24228 * config/mips/mips16.S: Likewise.
24229 * config/mmix/crti.asm: Likewise.
24230 * config/mmix/crtn.asm: Likewise.
24231 * config/pa/fptr.c: Likewise.
24232 * config/pa/hpux-unwind.h: Likewise.
24233 * config/pa/lib2funcs.asm: Likewise.
24234 * config/pa/linux-atomic.c: Likewise.
24235 * config/pa/linux-unwind.h: Likewise.
24236 * config/pa/milli64.S: Likewise.
24237 * config/pa/quadlib.c: Likewise.
24238 * config/pa/stublib.c: Likewise.
24239 * config/picochip/libgccExtras/adddi3.asm: Likewise.
24240 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
24241 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
24242 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
24243 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
24244 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
24245 * config/picochip/libgccExtras/divmod15.asm: Likewise.
24246 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
24247 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
24248 * config/picochip/libgccExtras/longjmp.asm: Likewise.
24249 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
24250 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
24251 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
24252 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
24253 * config/picochip/libgccExtras/setjmp.asm: Likewise.
24254 * config/picochip/libgccExtras/subdi3.asm: Likewise.
24255 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
24256 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
24257 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
24258 * config/rs6000/750cl.h: Likewise.
24259 * config/rs6000/altivec.h: Likewise.
24260 * config/rs6000/biarch64.h: Likewise.
24261 * config/rs6000/crtresfpr.asm: Likewise.
24262 * config/rs6000/crtresgpr.asm: Likewise.
24263 * config/rs6000/crtresxfpr.asm: Likewise.
24264 * config/rs6000/crtresxgpr.asm: Likewise.
24265 * config/rs6000/crtsavfpr.asm: Likewise.
24266 * config/rs6000/crtsavgpr.asm: Likewise.
24267 * config/rs6000/darwin-asm.h: Likewise.
24268 * config/rs6000/darwin-fallback.c: Likewise.
24269 * config/rs6000/darwin-fpsave.asm: Likewise.
24270 * config/rs6000/darwin-ldouble.c: Likewise.
24271 * config/rs6000/darwin-tramp.asm: Likewise.
24272 * config/rs6000/darwin-unwind.h: Likewise.
24273 * config/rs6000/darwin-vecsave.asm: Likewise.
24274 * config/rs6000/darwin-world.asm: Likewise.
24275 * config/rs6000/e500crtres32gpr.asm: Likewise.
24276 * config/rs6000/e500crtres64gpr.asm: Likewise.
24277 * config/rs6000/e500crtres64gprctr.asm: Likewise.
24278 * config/rs6000/e500crtrest32gpr.asm: Likewise.
24279 * config/rs6000/e500crtrest64gpr.asm: Likewise.
24280 * config/rs6000/e500crtresx32gpr.asm: Likewise.
24281 * config/rs6000/e500crtresx64gpr.asm: Likewise.
24282 * config/rs6000/e500crtsav32gpr.asm: Likewise.
24283 * config/rs6000/e500crtsav64gpr.asm: Likewise.
24284 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
24285 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
24286 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
24287 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
24288 * config/rs6000/eabi-ci.asm: Likewise.
24289 * config/rs6000/eabi-cn.asm: Likewise.
24290 * config/rs6000/eabi.asm: Likewise.
24291 * config/rs6000/linux-unwind.h: Likewise.
24292 * config/rs6000/linux64.h: Likewise.
24293 * config/rs6000/paired.h: Likewise.
24294 * config/rs6000/paired.md: Likewise.
24295 * config/rs6000/ppc64-fp.c: Likewise.
24296 * config/rs6000/ppu_intrinsics.h: Likewise.
24297 * config/rs6000/rs6000.h: Likewise.
24298 * config/rs6000/si2vmx.h: Likewise.
24299 * config/rs6000/sol-ci.asm: Likewise.
24300 * config/rs6000/sol-cn.asm: Likewise.
24301 * config/rs6000/spe.h: Likewise.
24302 * config/rs6000/spu2vmx.h: Likewise.
24303 * config/rs6000/sysv4.h: Likewise.
24304 * config/rs6000/tramp.asm: Likewise.
24305 * config/rs6000/vec_types.h: Likewise.
24306 * config/s390/linux-unwind.h: Likewise.
24307 * config/s390/tpf-unwind.h: Likewise.
24308 * config/score/crti.asm: Likewise.
24309 * config/score/crtn.asm: Likewise.
24310 * config/sh/crt1.asm: Likewise.
24311 * config/sh/crti.asm: Likewise.
24312 * config/sh/crtn.asm: Likewise.
24313 * config/sh/divtab-sh4-300.c: Likewise.
24314 * config/sh/divtab-sh4.c: Likewise.
24315 * config/sh/divtab.c: Likewise.
24316 * config/sh/lib1funcs-4-300.asm: Likewise.
24317 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
24318 * config/sh/lib1funcs.asm: Likewise.
24319 * config/sh/lib1funcs.h: Likewise.
24320 * config/sh/linux-atomic.asm: Likewise.
24321 * config/sh/linux-unwind.h: Likewise.
24322 * config/sh/shmedia.h: Likewise.
24323 * config/sh/sshmedia.h: Likewise.
24324 * config/sh/ushmedia.h: Likewise.
24325 * config/sparc/crtfastmath.c: Likewise.
24326 * config/sparc/linux-unwind.h: Likewise.
24327 * config/sparc/sol2-c1.asm: Likewise.
24328 * config/sparc/sol2-ci.asm: Likewise.
24329 * config/sparc/sol2-cn.asm: Likewise.
24330 * config/spu/divmodti4.c: Likewise.
24331 * config/spu/divv2df3.c: Likewise.
24332 * config/spu/float_disf.c: Likewise.
24333 * config/spu/float_unsdidf.c: Likewise.
24334 * config/spu/float_unsdisf.c: Likewise.
24335 * config/spu/float_unssidf.c: Likewise.
24336 * config/spu/mfc_multi_tag_release.c: Likewise.
24337 * config/spu/mfc_multi_tag_reserve.c: Likewise.
24338 * config/spu/mfc_tag_release.c: Likewise.
24339 * config/spu/mfc_tag_reserve.c: Likewise.
24340 * config/spu/mfc_tag_table.c: Likewise.
24341 * config/spu/multi3.c: Likewise.
24342 * config/spu/spu_internals.h: Likewise.
24343 * config/spu/spu_intrinsics.h: Likewise.
24344 * config/spu/spu_mfcio.h: Likewise.
24345 * config/spu/vec_types.h: Likewise.
24346 * config/spu/vmx2spu.h: Likewise.
24347 * config/stormy16/stormy16-lib2.c: Likewise.
24348 * config/svr4.h: Likewise.
24349 * config/sync.c: Likewise.
24350 * config/v850/lib1funcs.asm: Likewise.
24351 * config/vxlib-tls.c: Likewise.
24352 * config/vxlib.c: Likewise.
24353 * config/vxworks-dummy.h: Likewise.
24354 * config/xtensa/crti.asm: Likewise.
24355 * config/xtensa/crtn.asm: Likewise.
24356 * config/xtensa/ieee754-df.S: Likewise.
24357 * config/xtensa/ieee754-sf.S: Likewise.
24358 * config/xtensa/lib1funcs.asm: Likewise.
24359 * config/xtensa/lib2funcs.S: Likewise.
24360 * config/xtensa/linux-unwind.h: Likewise.
24361 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
24362 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
24363 * coretypes.h: Likewise.
24364 * crtstuff.c: Likewise.
24365 * defaults.h: Likewise.
24366 * dwarf2.h: Likewise.
24367 * emutls.c: Likewise.
24368 * gbl-ctors.h: Likewise.
24369 * gcov-io.h: Likewise.
24370 * ginclude/float.h: Likewise.
24371 * ginclude/iso646.h: Likewise.
24372 * ginclude/stdarg.h: Likewise.
24373 * ginclude/stdbool.h: Likewise.
24374 * ginclude/stddef.h: Likewise.
24375 * ginclude/stdfix.h: Likewise.
24376 * ginclude/stdint-gcc.h: Likewise.
24377 * ginclude/tgmath.h: Likewise.
24378 * gthr-aix.h: Likewise.
24379 * gthr-dce.h: Likewise.
24380 * gthr-gnat.c: Likewise.
24381 * gthr-gnat.h: Likewise.
24382 * gthr-lynx.h: Likewise.
24383 * gthr-mipssde.h: Likewise.
24384 * gthr-nks.h: Likewise.
24385 * gthr-posix.c: Likewise.
24386 * gthr-posix.h: Likewise.
24387 * gthr-posix95.h: Likewise.
24388 * gthr-rtems.h: Likewise.
24389 * gthr-single.h: Likewise.
24390 * gthr-solaris.h: Likewise.
24391 * gthr-tpf.h: Likewise.
24392 * gthr-vxworks.h: Likewise.
24393 * gthr-win32.h: Likewise.
24394 * gthr.h: Likewise.
24395 * libgcc2.c: Likewise.
24396 * libgcc2.h: Likewise.
24397 * libgcov.c: Likewise.
24398 * tsystem.h: Likewise.
24399 * typeclass.h: Likewise.
24400 * unwind-c.c: Likewise.
24401 * unwind-compat.h: Likewise.
24402 * unwind-dw2-fde-compat.c: Likewise.
24403 * unwind-dw2-fde-darwin.c: Likewise.
24404 * unwind-dw2-fde-glibc.c: Likewise.
24405 * unwind-dw2-fde.c: Likewise.
24406 * unwind-dw2-fde.h: Likewise.
24407 * unwind-dw2.c: Likewise.
24408 * unwind-dw2.h: Likewise.
24409 * unwind-generic.h: Likewise.
24410 * unwind-pe.h: Likewise.
24411 * unwind-sjlj.c: Likewise.
24412 * unwind.inc: Likewise.
24413 * config/arm/neon-gen.ml: Change generated copyright header to
24414 refer to version 3 of the GNU General Public License with
24415 version 3.1 of the GCC Runtime Library Exception and to point
24416 readers at the COPYING3 and COPYING3.RUNTIME files and the
24417 FSF's license web page.
24418 * config/arm/arm_neon.h: Regenerate.
24420 2009-04-09 Jakub Jelinek <jakub@redhat.com>
24422 * config/cris/cris.md: Change copyright header to refer to version
24423 3 of the GNU General Public License.
24424 * doc/install.texi2html: Change copyright header to refer to version
24425 3 of the GNU General Public License and to point readers at the
24426 COPYING3 file and the FSF's license web page.
24427 * config/vax/linux.h: Likewise.
24429 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
24431 * config/i386/i386.md (cmpcc): New.
24432 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
24433 (sync_compare_and_swap_cc*): Delete.
24435 * config/s390/s390.c (s390_compare_emitted): Remove.
24436 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
24437 s390_compare_emitted used to be handled. Assert that modes match.
24438 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
24439 refer to sync_compare_and_swap_ccsi.
24440 * config/s390/s390.h (s390_compare_emitted): Remove.
24441 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
24442 instead of s390_compare_emitted.
24443 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
24444 instead of s390_compare_emitted.
24445 * config/s390/s390.md (cmpcc): New.
24446 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
24447 CC_REGNUM, do not pretend it's set.
24448 (sync_compare_and_swap_cc*): Delete.
24449 * config/s390/predicates.md (cc_reg_operand): New.
24451 * expr.c (sync_compare_and_swap_cc): Delete.
24452 * optabs.h (sync_compare_and_swap_cc): Delete.
24453 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
24454 is being used with can_compare_p.
24455 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
24456 (find_cc_set): New.
24457 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
24458 look for a MODE_CC set instead. Use emit_store_flag.
24459 (expand_compare_and_swap_loop): Likewise, with some additional
24460 complication to avoid a force_reg when useless. Use
24461 emit_cmp_and_jump_insns.
24462 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
24463 * doc/md.texi (sync_compare_and_swap_cc): Merge with
24464 sync_compare_and_swap documentation.
24466 2009-04-09 Jan Hubicka <jh@suse.cz>
24468 * except.c (find_prev_try): Break out from ....
24469 (duplicate_eh_regions): ... here; properly update prev_try pointers
24470 when duplication part of tree.
24471 (dump_eh_tree): Improve dumping.
24472 (verify_eh_region): New.
24473 (verify_eh_tree): Use it.
24475 2009-04-06 Richard Guenther <rguenther@suse.de>
24477 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
24478 &ARRAY addresses by adjusting their types and prepending
24480 * tree-cfg.c (verify_gimple_assign_single): Verify that
24481 addresses are correct.
24483 2009-04-09 Richard Guenther <rguenther@suse.de>
24485 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
24486 indices into an array reference if possible.
24487 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24488 Fold POINTER_PLUS_EXPR statements with invariant address.
24490 2009-04-09 Alan Modra <amodra@bigpond.net.au>
24493 * config.gcc (powerpc64-*-linux*): Always build biarch.
24495 2009-04-09 Joseph Myers <joseph@codesourcery.com>
24498 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
24499 it and pedwarn if this results in an INTEGER_CST.
24501 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24503 * doc/install.texi: Update minimum GMP version. Remove obsolete
24504 text in MPFR section.
24506 2009-04-08 Jakub Jelinek <jakub@redhat.com>
24508 * dwarf2out.c (class_scope_p): New static inline.
24509 (class_or_namespace_scope_p): Use it.
24510 (gen_variable_die): Use DW_TAG_member tag for static data member
24511 declarations instead of DW_TAG_variable.
24513 PR middle-end/39573
24514 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
24517 2009-04-08 Richard Guenther <rguenther@suse.de>
24519 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
24520 valueize random data.
24522 2009-04-08 David Edelsohn <edelsohn@gnu.org>
24524 * config.gcc (aix tm_file): Add aix-stdint.h.
24525 (aix tm clause use_gcc_stdint): Set to wrap.
24526 * config/rs6000/aix-stdint.h: New file.
24528 2009-04-08 Richard Guenther <rguenther@suse.de>
24530 PR middle-end/36291
24531 * tree-dfa.c (add_referenced_var): Do not recurse into
24532 global initializers.
24533 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
24535 (fold_const_aggregate_ref): Likewise.
24537 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
24539 * recog.c (ordered_comparison_operator): New.
24540 * gensupport.c (std_preds): Add it.
24541 * doc/md.texi (Machine-Independent Predicates): Document it.
24543 2009-04-08 Jan Hubicka <jh@suse.cz>
24545 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
24546 * function.h (rtl_eh): Remove exception_handler_label_map.
24547 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
24548 remove_exception_handler_label, for_each_eh_label_1): Remove.
24549 (rtl_remove_unreachable_regions): Remove.
24550 (convert_from_eh_region_ranges): Do not remove unreachable regions.
24551 (find_exception_handler_labels): Don't build the hashtable.
24552 (maybe_remove_eh_handler): Remove.
24553 (for_each_eh_label): Rewrite to walk the tree.
24554 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
24555 * except.h (maybe_remove_eh_handler): Remove.
24556 * passes.c (init_optimization_passes): Schedule second EH cleanup
24558 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
24559 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
24561 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
24563 * genoutput.c (validate_optab_operands): New.
24564 (gen_insn, gen_expand): Call it.
24566 * genflags.c (gen_insn): Detect misused iterators.
24567 (main): Pass line_no to gen_insn, exit with status 1 on error.
24569 * genextract.c (line_no): Make global.
24570 (VEC_safe_set_locstr): Change assertion to error message.
24571 (main): Exit with status 1 on error.
24573 2009-04-08 Joseph Myers <joseph@codesourcery.com>
24577 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24578 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24579 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
24580 * c-convert.c (convert): Do not call fold on results of conversion
24581 functions when the result is a C_MAYBE_CONST_EXPR.
24582 * c-parser.c (c_parser_postfix_expression): Do not fold condition
24583 of __builtin_choose_expr.
24584 * c-typeck.c (remove_c_maybe_const_expr): New.
24585 (build_unary_op, build_conditional_expr, build_compound_expr,
24586 build_binary_op, c_objc_common_truthvalue_conversion): Call
24587 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
24590 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
24592 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
24593 CODE to produce a new one. Add a prototype to use fold_convert_const
24595 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
24598 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
24599 mix declarations and code.
24601 2009-04-08 Ben Elliston <bje@au.ibm.com>
24603 * gcc.c: Replace `CC' with `GCC' throughout.
24605 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
24607 * doc/invoke.texi: Document Atom support.
24609 2009-04-07 Jason Merrill <jason@redhat.com>
24612 * c-common.h, c-common.c: Add flag_pretty_templates.
24613 * c-opts.c (c_common_handle_option): Set it.
24614 * c.opt: Add -fno-pretty-templates.
24615 * doc/invoke.texi (C++ Dialect Options): Likewise.
24617 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
24619 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
24620 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
24621 (ia64_expand_builtin): Likewise.
24623 2009-04-07 Martin Jambor <mjambor@suse.cz>
24625 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
24626 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
24627 ADDR_EXPRS are include too.
24629 2009-04-07 Richard Guenther <rguenther@suse.de>
24631 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
24632 decls are only used if passes as parameters or if they are
24633 local statics and the call is not to a builtin.
24634 (call_may_clobber_ref_p_1): Likewise.
24636 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24638 * expr.c (do_store_flag): Remove last argument. Simplify code
24639 to avoid duplication of tests already done by can_compare_p.
24640 (expand_expr_real_1): Adjust caller.
24642 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24644 * optabs.c (can_compare_p): Test the predicate of a
24645 cbranch and cstore pattern.
24647 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24649 * expr.c (convert_move): Use emit_store_flag instead of
24652 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24654 * config/i386/i386.c (ix86_compare_emitted): Remove.
24655 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
24656 ix86_compare_op0 like ix86_compare_emitted used to be handled.
24657 * config/i386/i386.h (ix86_compare_emitted): Remove.
24658 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
24659 instead of ix86_compare_emitted.
24660 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
24662 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
24664 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
24665 Add t-sysroot-suffix to tmake_file.
24666 * config/print-sysroot-suffix.sh: New file.
24667 * config/t-sysroot-suffix: New file.
24669 2009-04-07 Ben Elliston <bje@au.ibm.com>
24671 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
24672 as the latter produces a warning when the target does not support
24675 2009-04-07 Ben Elliston <bje@au.ibm.com>
24677 * dfp.c: Replace type punning assignments with memcpy throughout.
24678 * Makefile.in (dfp.o-warn): Remove.
24680 2009-04-07 Alan Modra <amodra@bigpond.net.au>
24683 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
24684 Include soft-fp/t-softfp after rs6000/t-linux64.
24686 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
24688 * stor-layout.c (set_sizetype): Use the full precision of their
24689 machine mode for bitsize types.
24691 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
24693 * config/i386/i386.md: Revert 2 accidental checkins.
24695 2009-04-06 Joey Ye <joey.ye@intel.com>
24696 Xuepeng Guo <xuepeng.guo@intel.com>
24697 H.J. Lu <hongjiu.lu@intel.com>
24699 Atom pipeline model, tuning and insn selection.
24700 * config.gcc (atom): Add atom config options and target.
24702 * config/i386/atom.md: New.
24704 * config/i386/i386.c (atom_cost): New cost.
24705 (m_ATOM): New macro flag.
24706 (initial_ix86_tune_features): Set m_ATOM.
24707 (x86_accumulate_outgoing_args): Likewise.
24708 (x86_arch_always_fancy_math_387): Likewise.
24709 (processor_target): Add Atom cost.
24710 (cpu_names): Add Atom cpu name.
24711 (override_options): Set Atom ISA.
24712 (ix86_issue_rate): New case PROCESSOR_ATOM.
24713 (ix86_adjust_cost): Likewise.
24715 * config/i386/i386.h (TARGET_ATOM): New target macro.
24716 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
24717 (TARGET_OPT_AGU): New target option.
24718 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
24719 (processor_type): Add PROCESSOR_ATOM.
24721 * config/i386/i386.md (cpu): Add new value "atom".
24722 (use_carry, movu): New attr.
24723 (atom.md): Include atom.md.
24724 (adddi3_carry_rex64): Set attr "use_carry".
24725 (addqi3_carry): Likewise.
24726 (addhi3_carry): Likewise.
24727 (addsi3_carry): Likewise.
24728 (*addsi3_carry_zext): Likewise.
24729 (subdi3_carry_rex64): Likewise.
24730 (subqi3_carry): Likewise.
24731 (subhi3_carry): Likewise.
24732 (subsi3_carry): Likewise.
24733 (x86_movdicc_0_m1_rex64): Likewise.
24734 (*x86_movdicc_0_m1_se): Likewise.
24735 (x86_movsicc_0_m1): Likewise.
24736 (*x86_movsicc_0_m1_se): Likewise.
24737 (*adddi_1_rex64): Emit add insn as much as possible.
24738 (*addsi_1): Likewise.
24739 (return_internal): Set atom_unit.
24740 (return_internal_long): Likewise.
24741 (return_pop_internal): Likewise.
24742 (*rcpsf2_sse): Set atom_sse_attr attr.
24743 (*qrt<mode>2_sse): Likewise.
24744 (*prefetch_sse): Likewise.
24746 * config/i386/i386-c.c (ix86_target_macros_internal): New case
24748 (ix86_target_macros_internal): Likewise.
24750 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
24751 (*prefetch_sse_rex): Likewise.
24752 (sse_rcpv4sf2): Likewise.
24753 (sse_vmrcpv4sf2): Likewise.
24754 (sse_sqrtv4sf2): Likewise.
24755 (<sse>_vmsqrt<mode>2): Likewise.
24756 (sse_ldmxcsr): Likewise.
24757 (sse_stmxcsr): Likewise.
24758 (*sse_sfence): Likewise.
24759 (sse2_clflush): Likewise.
24760 (*sse2_mfence): Likewise.
24761 (*sse2_lfence): Likewise.
24762 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
24763 (<sse>_movup<ssemodesuffixf2c>): Likewise.
24764 (avx_movdqu<avxmodesuffix>): Likewise.
24765 (avx_lddqu<avxmodesuffix>): Likewise.
24766 (sse2_movntv2di): Change attr "type" to "ssemov".
24767 (sse2_movntsi): Likewise.
24768 (rsqrtv8sf2): Change attr "type" to "sseadd".
24769 (sse3_addsubv2df3): Set attr "atom_unit".
24770 (sse3_h<plusminus_insn>v4sf3): Likewise.
24771 (*sse2_pmaddwd): Likewise.
24772 (*vec_extractv2di_1_rex64): Likewise.
24773 (*vec_extractv2di_1_avx): Likewise.
24774 (sse2_psadbw): Likewise.
24775 (ssse3_phaddwv8hi3): Likewise.
24776 (ssse3_phaddwv4hi3): Likewise.
24777 (ssse3_phadddv4si3): Likewise.
24778 (ssse3_phadddv2si3): Likewise.
24779 (ssse3_phaddswv8hi3): Likewise.
24780 (ssse3_phaddswv4hi3): Likewise.
24781 (ssse3_phsubwv8hi3): Likewise.
24782 (ssse3_phsubwv4hi3): Likewise.
24783 (ssse3_phsubdv4si3): Likewise.
24784 (ssse3_phsubdv2si3): Likewise.
24785 (ssse3_phsubswv8hi3): Likewise.
24786 (ssse3_phsubswv4hi3): Likewise.
24787 (ssse3_pmaddubsw128): Likewise.
24788 (sse3_pmaddubsw: Likewise.
24789 (ssse3_palignrti): Likewise.
24790 (ssse3_palignrdi): Likewise.
24792 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
24794 * doc/install.texi (Specific): Fix two cross-references to MinGW.
24796 2009-04-06 Richard Guenther <rguenther@suse.de>
24798 PR tree-optimization/28868
24799 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
24800 of which PHI results we inserted.
24801 (insert_into_preds_of_block): Record inserted PHIs.
24802 (eliminate): Eliminate redundant PHI nodes.
24803 (init_pre): Init inserted_phi_names.
24805 2009-04-06 Richard Guenther <rguenther@suse.de>
24807 PR tree-optimization/39643
24808 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
24809 IMAGPART_EXPRs of complex constants.
24810 (execute_fold_all_builtins): If we folded a call queue
24811 TODO_update_address_taken.
24813 2009-04-06 Jan Hubicka <jh@suse.cz>
24815 PR middle-end/39659
24816 * except.c (remove_unreachable_regions): Propagate may_contain_throw
24819 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
24821 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
24823 (ic_invalidate_array): Likewise.
24825 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
24827 * calls.c (emit_library_call_value_1): Fix a problem with parameter
24828 alignment for library calls.
24830 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
24832 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
24833 (mingw32 tm clause use_gcc_stdint): Set to wrap.
24834 * config/i386/mingw-stdint.h: New file.
24836 2009-04-05 Richard Guenther <rguenther@suse.de>
24838 PR tree-optimization/39648
24839 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
24840 our &A vs. &A[0] IL deficiencies.
24842 2009-04-04 Jan Hubicka <jh@suse.cz>
24844 * except.c (sjlj_find_directly_reachable_regions): Be ready for
24845 removed toplevel regions.
24846 (sjlj_mark_call_sites): Likewise.
24848 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
24850 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
24851 (cygwin tm clause use_gcc_stdint): Set to wrap.
24852 * config/i386/cygwin-stdint.h: New file.
24854 2009-04-04 Richard Guenther <rguenther@suse.de>
24856 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
24857 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
24858 single-argument PHIs if we are in loop-closed SSA form.
24859 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
24860 for the pre-condition.
24861 (slpeel_tree_peel_loop_to_edge): Likewise.
24862 (vect_build_loop_niters): Take an optional sequence to append stmts.
24863 (vect_generate_tmps_on_preheader): Likewise.
24864 (vect_do_peeling_for_loop_bound): Take extra guards for the
24866 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
24867 the cost model check.
24868 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
24869 guards if we are going to peel. Do not apply versioning in that case.
24870 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
24871 (vect_do_peeling_for_loop_bound): Likewise.
24872 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
24873 loop bound only record extra pre-conditions, do not apply loop
24876 2009-04-04 Richard Guenther <rguenther@suse.de>
24878 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
24881 2009-04-04 Jan Hubicka <jh@suse.cz>
24883 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
24884 last_basic_block for size of bb->index indexed array.
24885 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
24886 compute_out, link_btr_uses, build_btr_def_use_webs,
24887 build_btr_def_use_webs, migrate_btr_defs): Likewise.
24889 2009-04-04 Jan Hubicka <jh@suse.cz>
24891 * except.c (remove_eh_handler_and_replace): Break out from ...
24892 (remove_eh_handler): ... here.
24893 (bring_to_root): New function.
24894 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
24895 handled ones, bring others to root of tree.
24897 2009-04-04 Jan Hubicka <jh@suse.cz>
24899 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
24900 (all_phis_safe_to_merge): New function.
24901 (update_info): New structure.
24902 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
24903 (cleanup_empty_eh): Update SSA if possible.
24905 2009-04-04 Richard Guenther <rguenther@suse.de>
24907 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
24908 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
24909 (append_vuse): Likewise.
24911 2009-04-04 Jakub Jelinek <jakub@redhat.com>
24913 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
24914 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
24915 instead of REG_UNSAVED for DW_CFA_undefined.
24916 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
24917 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
24920 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
24923 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
24925 2009-04-04 Richard Guenther <rguenther@suse.de>
24927 PR tree-optimization/8781
24928 PR tree-optimization/37892
24929 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
24930 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
24931 (valueize_refs): Call it for *& valueizations.
24932 (shared_reference_ops_from_ref): Rename to ...
24933 (valueize_shared_reference_ops_from_ref): ... this and valueize.
24934 (shared_reference_ops_from_call): Rename to ...
24935 (valueize_shared_reference_ops_from_call): ... this and valueize.
24936 (vn_reference_lookup): Update.
24937 (visit_reference_op_call): Likewise.
24938 * tree-ssa-pre.c (phi_translate_1): Fold *&.
24939 (eliminate): Value-replace the call address in call statements.
24941 2009-04-04 Richard Guenther <rguenther@suse.de>
24943 PR tree-optimization/39636
24944 * tree-ssa-forwprop.c
24945 (forward_propagate_addr_into_variable_array_index): Check for
24946 GIMPLE_ASSIGN before accessing the rhs code.
24948 2009-04-03 Jason Merrill <jason@redhat.com>
24950 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
24952 2009-04-03 Steve Ellcey <sje@cup.hp.com>
24954 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
24955 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
24956 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
24957 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
24958 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
24959 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
24960 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
24961 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
24962 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
24963 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
24964 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
24965 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
24966 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
24967 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
24968 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
24969 Use fr_reg_or_fp01_operand instead of fr_register_operand
24971 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
24972 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
24973 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
24975 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
24977 PR rtl-optimization/39607
24978 PR rtl-optimization/39631
24982 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24983 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24984 instead of DF_LR_OUT.
24985 * ira-lives.c (process_bb_node_lives): Ditto.
24986 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24987 instead of DF_LR_{OUT,IN}.
24988 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24989 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24991 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
24993 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
24994 (execute_lower_omp): Always run but take the short way out if -fopenmp
24996 (gate_lower_omp): Remove, forcing the pass manager to always run the
24997 pass and always set PROP_gimple_lomp.
24998 (pass_lower_omp): Remove gate function.
24999 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
25000 PROP_trees. Instead, require it.
25001 * ipa-cp.c (pass_ipa_cp): Likewise.
25002 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
25003 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
25004 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
25005 and PROP_gimple_leh.
25007 2009-04-03 Richard Guenther <rguenther@suse.de>
25009 PR middle-end/13146
25010 PR tree-optimization/23940
25011 PR tree-optimization/33237
25012 PR middle-end/33974
25013 PR middle-end/34093
25014 PR tree-optimization/36201
25015 PR tree-optimization/36230
25016 PR tree-optimization/38049
25017 PR tree-optimization/38207
25018 PR tree-optimization/38230
25019 PR tree-optimization/38301
25020 PR tree-optimization/38585
25021 PR middle-end/38895
25022 PR tree-optimization/38985
25023 PR tree-optimization/39299
25024 * tree-ssa-structalias.h: Remove.
25025 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
25026 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
25027 (struct vuse_element_d): Remove.
25028 (struct vuse_vec_d): Likewise.
25029 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
25030 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
25031 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
25032 VUSE_ELEMENT_VAR): Likewise.
25033 (struct voptype_d): Likewise.
25034 (NUM_VOP_FREE_BUCKETS): Likewise.
25035 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
25036 (struct stmt_operands_d): Remove.
25037 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
25038 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
25039 VDEF_NUM, VDEF_VECT): Likewise.
25040 (copy_virtual_operands): Remove.
25041 (operand_build_cmp): Likewise.
25042 (create_ssa_artificial_load_stmt): Likewise.
25043 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
25044 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
25045 vuse_index and mayuse_index members. Pack and move done and iter_type
25046 members to the front.
25047 (SSA_OP_VMAYUSE): Remove.
25048 (SSA_OP_VIRTUAL_USES): Adjust.
25049 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
25050 (unlink_stmt_vdef): Declare.
25051 (add_to_addressable_set): Remove.
25052 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
25053 (vrp_visit_stmt): Likewise.
25054 * doc/tree-ssa.texi (Alias analysis): Update.
25055 * doc/invoke.texi (max-aliased-vops): Remove docs.
25056 (avg-aliased-vops): Likewise.
25057 * tree-into-ssa.c (syms_to_rename): Remove.
25058 (need_to_update_vops_p): Likewise.
25059 (need_to_initialize_update_ssa_p): Rename to ...
25060 (update_ssa_initialized_fn): ... this. Track function we are
25062 (symbol_marked_for_renaming): Simplify.
25063 (add_new_name_mapping): Do not set need_to_update_vops_p.
25064 (dump_currdefs): Use SYMS_TO_RENAME.
25065 (rewrite_update_stmt): Always walk all uses/defs.
25066 (dump_update_ssa): Adjust.
25067 (init_update_ssa): Take function argument. Track what we are
25069 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
25070 (create_new_def_for): Initialize for cfun, assert we are initialized
25072 (mark_sym_for_renaming): Simplify.
25073 (mark_set_for_renaming): Do not initialize update-ssa.
25074 (need_ssa_update_p): Simplify. Take function argument.
25075 (name_mappings_registered_p): Assert we ask for the correct function.
25076 (name_registered_for_update_p): Likewise.
25077 (ssa_names_to_replace): Likewise.
25078 (release_ssa_name_after_update_ssa): Likewise.
25079 (update_ssa): Likewise. Use SYMS_TO_RENAME.
25080 (dump_decl_set): Do not print a newline.
25081 (debug_decl_set): Do it here.
25082 (dump_update_ssa): And here.
25083 * tree-ssa-loop-im.c (move_computations): Adjust.
25084 (movement_possibility): Likewise.
25085 (determine_max_movement): Likewise.
25086 (gather_mem_refs_stmt): Likewise.
25087 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
25088 or NAME_MEMORY_TAG.
25089 * tree-complex.c (update_all_vops): Remove.
25090 (expand_complex_move): Adjust.
25091 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
25092 Simplify test for memory referencing statement. Exclude
25093 non-invariant ADDR_EXPRs.
25094 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
25095 * tree-loop-distribution.c (generate_memset_zero): Adjust.
25096 (rdg_flag_uses): Likewise.
25097 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
25099 (tree_optimize_tail_calls_1): Also split the
25100 edge from the entry block if we have degenerate PHI nodes in
25101 the first basic block.
25102 * tree.c (init_ttree): Remove memory-tag related code.
25103 (tree_code_size): Likewise.
25104 (tree_node_structure): Likewise.
25105 (build7_stat): Re-write to be build6_stat.
25106 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
25107 (SSA_VAR_P): Adjust.
25108 (struct tree_memory_tag): Remove.
25109 (struct tree_memory_partition_tag): Likewise.
25110 (union tree_node): Adjust.
25111 (build7): Re-write to be build6.
25112 * tree-pass.h (pass_reset_cc_flags): Remove.
25113 (TODO_update_address_taken): New flag.
25114 (pass_simple_dse): Remove.
25115 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
25116 * params.h (MAX_ALIASED_VOPS): Remove.
25117 (AVG_ALIASED_VOPS): Likewise.
25118 * omp-low.c (expand_omp_taskreg): Update SSA form.
25119 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
25120 aliases the lhs in a copy stmt.
25121 * tree-ssa-dse.c (struct address_walk_data): Remove.
25122 (memory_ssa_name_same): Likewise.
25123 (memory_address_same): Likewise.
25124 (get_kill_of_stmt_lhs): Likewise.
25125 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
25126 unused stores. Look through PHI nodes into post-dominated regions.
25127 (dse_optimize_stmt): Simplify. Properly remove stores.
25128 (tree_ssa_dse): Compute dominators.
25129 (execute_simple_dse): Remove.
25130 (pass_simple_dse): Likewise.
25131 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
25132 gimple_loaded_syms and gimple_stored_syms computation.
25133 * toplev.c (dump_memory_report): Dump alias and pta stats.
25134 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
25135 (vn_reference_eq): Likewise.
25136 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
25137 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
25138 valueize_vuses): Remove.
25139 (get_def_ref_stmt_vuses): Simplify. Rename to ...
25140 (get_def_ref_stmt_vuse): ... this.
25141 (vn_reference_lookup_2): New function.
25142 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
25143 walking equivalent vuses. Simplify.
25144 (vn_reference_lookup): Likewise.
25145 (vn_reference_insert): Likewise.
25146 (vn_reference_insert_pieces): Likewise.
25147 (visit_reference_op_call): Simplify.
25148 (visit_reference_op_load): Likewise.
25149 (visit_reference_op_store): Likewise.
25150 (init_scc_vn): Remove shared_lookup_vuses initialization.
25151 (free_scc_vn): Remove shared_lookup_vuses freeing.
25152 (sort_vuses, sort_vuses_heap): Remove.
25153 (get_ref_from_reference_ops): Export.
25154 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
25155 vector with single vuse pointer.
25156 (vn_reference_lookup_pieces, vn_reference_lookup,
25157 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
25158 (shared_vuses_from_stmt): Remove.
25159 (get_ref_from_reference_ops): Declare.
25160 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
25161 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
25162 memory-tag related code.
25163 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
25164 (likely_value): Add comment, skip static-chain of call statements.
25165 (surely_varying_stmt_p): Adjust.
25166 (gimplify_and_update_call_from_tree): Likewise.
25167 (execute_fold_all_builtins): Do not rebuild alias info.
25168 (gimplify_and_update_call_from_tree): Properly update VOPs.
25169 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
25170 (copy_ref_info): Remove memory-tag related code.
25171 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
25172 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
25173 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
25175 * tree-ssa-dom.c (gimple_p): Remove typedef.
25176 (eliminate_redundant_computations): Adjust.
25177 (record_equivalences_from_stmt): Likewise.
25178 (avail_expr_hash): Likewise.
25179 (avail_expr_eq): Likewise.
25180 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
25181 (stmt_makes_single_load): Likewise.
25182 (stmt_makes_single_store): Likewise.
25183 * tree-ssa-alias.c: Rewrite completely.
25184 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
25185 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
25186 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
25187 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
25188 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
25189 Remove public functions.
25190 (pass_reset_cc_flags): Remove.
25191 (pass_build_alias): Move ...
25192 * tree-ssa-structalias.c (pass_build_alias): ... here.
25193 * tree-ssa-alias.c (may_be_aliased): Move ...
25194 * tree-flow-inline.h (may_be_aliased): ... here.
25195 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
25196 count_uses_and_derefs): Move ...
25197 * gimple.c: ... here.
25198 * gimple.h (count_uses_and_derefs): Declare.
25199 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
25200 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
25201 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
25202 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
25203 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
25204 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
25205 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
25207 * tree-dfa.c (refs_may_alias_p): Move ...
25208 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
25209 * tree-ssa-alias.h: New file.
25210 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
25211 (statement_sink_location): Likewise.
25212 * opts.c (decode_options): Do not adjust max-aliased-vops or
25213 avg-aliased-vops values.
25214 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
25215 (TV_CALL_CLOBBER): Likewise.
25216 (TV_FLOW_SENSITIVE): Likewise.
25217 (TV_FLOW_INSENSITIVE): Likewise.
25218 (TV_MEMORY_PARTITIONING): Likewise.
25219 (TV_ALIAS_STMT_WALK): New timevar.
25220 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
25221 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
25222 (get_address_description): Remove memory-tag related code.
25223 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
25224 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
25225 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
25226 and immediate uses in statements. Document.
25227 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
25228 (dump_symbols): Remove.
25229 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
25230 * alias.c (get_deref_alias_set): New function split out from ...
25231 (get_alias_set): ... here.
25232 * alias.h (get_deref_alias_set): Declare.
25233 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
25234 type parameter. Remove restrict pointer handling. Create a
25235 ref-all pointer in case type-based alias sets do not conflict.
25236 (vect_analyze_data_refs): Remove SMT related code.
25237 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
25238 (vectorizable_load): Likewise.
25239 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
25240 (DR_SYMBOL_TAG, DR_VOPS): Remove.
25241 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
25242 Ignore vops and SMTs.
25243 (dr_analyze_alias): Likewise..
25244 (free_data_ref): Likewise.
25245 (create_data_ref): Likewise.
25246 (analyze_all_data_dependences): Likewise.
25247 (get_references_in_stmt): Adjust.
25248 * tree-flow-inline.h (gimple_aliases_computed_p,
25249 gimple_addressable_vars, gimple_call_clobbered_vars,
25250 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
25251 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
25252 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
25253 gimple_mem_ref_stats): Remove.
25254 (gimple_vop): New function.
25255 (op_iter_next_use): Remove vuses and mayuses cases.
25256 (op_iter_next_def): Remove vdefs case.
25257 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
25258 (clear_and_done_ssa_iter): Do not set removed fields.
25259 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
25260 Assert we are not iterating over vuses or vdefs if not also
25261 iterating over uses or defs.
25262 (op_iter_init_use): Likewise.
25263 (op_iter_init_def): Likewise.
25264 (op_iter_next_vdef): Remove.
25265 (op_iter_next_mustdef): Likewise.
25266 (op_iter_init_vdef): Likewise.
25267 (compare_ssa_operands_equal): Likewise.
25268 (link_use_stmts_after): Handle vuse operand.
25269 (is_call_used): Use is_call_clobbered.
25270 (is_call_clobbered): Global variables are always call clobbered,
25271 query the call-clobbers bitmap.
25272 (mark_call_clobbered): Ignore global variables.
25273 (clear_call_clobbered): Likewise.
25274 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
25275 virtual operands sanity check.
25276 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
25278 (TARGET_MEM_REF): Remove TMR_TAG operand.
25279 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
25280 Remove call-clobber related code.
25281 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
25282 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
25283 partitions or escape reason.
25284 (get_single_def_stmt, get_single_def_stmt_from_phi,
25285 get_single_def_stmt_with_phi): Remove.
25286 (dump_referenced_vars): Tidy.
25287 (get_ref_base_and_extent): Allow bare decls.
25288 (collect_dfa_stats): Adjust.
25289 * graphite.c (rename_variables_in_stmt): Adjust.
25290 (graphite_copy_stmts_from_block): Likewise.
25291 (translate_clast): Likewise.
25292 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
25294 (translate_vuse_through_block): Use the oracle.
25295 (phi_translate_1): Adjust.
25296 (value_dies_in_block_x): Use the oracle. Cache the outcome
25298 (valid_in_sets): Check if the VUSE for
25299 a REFERENCE is available.
25300 (eliminate): Do not remove stmts during elimination,
25301 instead queue and remove them afterwards.
25302 (do_pre): Do not rebuild alias info.
25303 (pass_pre): Run TODO_rebuild_alias before PRE.
25304 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
25305 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
25306 (mark_all_v_defs_stmt): Remove.
25307 (mark_all_v_defs_seq): Adjust.
25308 (sra_replace): Likewise.
25309 (scalarize_use): Likewise.
25310 (scalarize_copy): Likewise.
25311 (scalarize_init): Likewise.
25312 (scalarize_ldst): Likewise.
25313 (todoflags): Remove.
25314 (tree_sra): Do not rebuild alias info.
25315 (tree_sra_early): Adjust.
25316 (pass_sra): Run TODO_update_address_taken before SRA.
25317 * tree-predcom.c (set_alias_info): Remove.
25318 (prepare_initializers_chain): Do not call it.
25319 (mark_virtual_ops_for_renaming): Adjust.
25320 (mark_virtual_ops_for_renaming_list): Remove.
25321 (initialize_root_vars): Adjust.
25322 (initialize_root_vars_lm): Likewise.
25323 (prepare_initializers_chain): Likewise.
25324 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
25325 (may_propagate_copy_into_stmt): Likewise.
25326 (merge_alias_info): Do nothing for now.
25327 (propagate_tree_value_into_stmt): Adjust.
25328 (stmt_may_generate_copy): Likewise.
25329 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
25330 not mark symbols for renaming.
25331 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
25332 with the same statement, make sure to update the new pointed-to one.
25333 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
25334 call statements, do not mark symbols for renaming.
25335 (mark_operand_necessary): Dump something.
25336 (ref_may_be_aliased): New function.
25337 (mark_aliased_reaching_defs_necessary_1): New helper function.
25338 (mark_aliased_reaching_defs_necessary): Likewise.
25339 (mark_all_reaching_defs_necessary_1): Likewise.
25340 (mark_all_reaching_defs_necessary): Likewise.
25341 (propagate_necessity): Do not process virtual PHIs. For
25342 non-aliased loads mark all reaching definitions as necessary.
25343 For aliased loads and stores mark the immediate dominating
25344 aliased clobbers as necessary.
25345 (visited): New global static.
25346 (perform_tree_ssa_dce): Free visited bitmap after propagating
25348 (remove_dead_phis): Perform simple dead virtual PHI removal.
25349 (remove_dead_stmt): Properly unlink virtual operands when
25351 (eliminate_unnecessary_stmts): Schedule PHI removal after
25353 * tree-ssa-ter.c (is_replaceable_p): Adjust.
25354 (process_replaceable): Likewise.
25355 (find_replaceable_in_bb): Likewise.
25356 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
25357 based on the single gimple vop.
25358 (verify_flow_insensitive_alias_info): Remove.
25359 (verify_flow_sensitive_alias_info): Likewise.
25360 (verify_call_clobbering): Likewise.
25361 (verify_memory_partitions): Likewise.
25362 (verify_alias_info): Likewise.
25363 (verify_ssa): Adjust..
25364 (execute_update_addresses_taken): Export. Update SSA
25365 manually. Optimize only when optimizing. Use a local bitmap.
25366 (pass_update_address_taken): Remove TODO_update_ssa, add
25368 (pass_update_address_taken): Just use TODO_update_address_taken.
25369 (init_tree_ssa): Do not initialize addressable_vars.
25370 (verify_ssa): Verify new VUSE / VDEF properties.
25371 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
25372 Do not call verify_alias_info.
25373 (delete_tree_ssa): Clear the VUSE, VDEF operands.
25374 Do not free the loaded and stored syms bitmaps. Reset the escaped
25375 and callused solutions. Do not free addressable_vars.
25376 Remove memory-tag related code.
25377 (warn_uninitialized_var): Aliases are always available.
25378 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
25379 * lambda-code.c (can_put_in_inner_loop): Adjust.
25380 (can_put_after_inner_loop): Likewise.
25381 (perfect_nestify): Likewise.
25382 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
25383 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
25384 (vectorizable_conversion): Do not mark symbols for renaming.
25385 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
25386 (expand_call_inline): Unlink the calls virtual operands before
25388 (tree_function_versioning): Do not call update_ssa if we are not
25389 updating clones. Simplify.
25390 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
25391 (propagate_with_phi): Likewise..
25392 * tree-outof-ssa.c (create_temp): Remove memory tag and call
25393 clobber code. Assert we are not aliased or global.
25394 * tree-flow.h: Include tree-ssa-alias.h
25395 (enum escape_type): Remove.
25396 (struct mem_sym_stats_d): Likewise.
25397 (struct mem_ref_stats_d): Likewise.
25398 (struct gimple_df): Add vop member. Remove global_var,
25399 call_clobbered_vars, call_used_vars, addressable_vars,
25400 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
25401 escaped and callused members.
25402 (struct ptr_info_def): Remove all members, add points-to solution
25404 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
25405 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
25406 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
25407 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
25408 (tree-ssa-alias.o): Likewise.
25409 (toplev.o): Add tree-ssa-alias.h
25410 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
25411 * gimple.c (gimple_set_bb): Fix off-by-one error.
25412 (is_gimple_reg): Do not handle memory tags.
25413 (gimple_copy): Also copy virtual operands.
25414 Delay updating the statement. Do not reset loaded and stored syms.
25415 (gimple_set_stored_syms): Remove.
25416 (gimple_set_loaded_syms): Likewise.
25417 (gimple_call_copy_skip_args): Copy the virtual operands
25418 and mark the new statement modified.
25419 * tree-ssa-structalias.c (may_alias_p): Remove.
25420 (set_uids_in_ptset): Take the alias set to prune with as
25421 parameter. Fold in the alias test of may_alias_p.
25422 (compute_points_to_sets): Compute whether a ptr is dereferenced
25423 in a local sbitmap.
25424 (process_constraint): Deal with &ANYTHING on the lhs, reject all
25425 other ADDRESSOF constraints on the lhs.
25426 (get_constraint_for_component_ref): Assert that we don't get
25427 ADDRESSOF constraints from the base of the reference.
25428 Properly generate UNKNOWN_OFFSET for DEREF if needed.
25429 (struct variable_info): Remove collapsed_to member.
25430 (get_varinfo_fc): Remove.
25431 (new_var_info): Do not set collapsed_to.
25432 (dump_constraint): Do not follow cycles.
25433 (dump_constraint_graph): Likewise.
25434 (build_pred_graph): Likewise.
25435 (build_succ_graph): Likewise.
25436 (rewrite_constraints): Likewise.
25437 (do_simple_structure_copy): Remove.
25438 (do_rhs_deref_structure_copy): Remove.
25439 (do_lhs_deref_structure_copy): Remove.
25440 (collapse_rest_of_var): Remove.
25441 (do_structure_copy): Re-implement.
25442 (pta_stats): New global variable.
25443 (dump_pta_stats): New function.
25444 (struct constraint_expr): Make offset signed.
25445 (UNKNOWN_OFFSET): Define special value.
25446 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
25447 (solution_set_expand): New helper function split out from ...
25448 (do_sd_constraint): ... here.
25449 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
25450 (do_ds_constraint): Likewise.
25451 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
25452 and CALLUSED = *CALLUSED.
25453 (set_union_with_increment): Make inc argument signed.
25454 (type_safe): Remove.
25455 (get_constraint_for_ptr_offset): Handle unknown and negative
25457 (first_vi_for_offset): Handle offsets before start. Bail
25458 out early for offsets beyond the variable extent.
25459 (first_or_preceding_vi_for_offset): New function.
25460 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
25461 Together with ESCAPED = *ESCAPED this properly computes reachability.
25462 (find_what_var_points_to): New function.
25463 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
25464 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
25465 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
25466 pt_solutions_intersect): New functions.
25467 (compute_call_used_vars): Remove.
25468 (compute_may_aliases): New main entry into PTA computation.
25469 * gimple.h (gimple_p): New typedef.
25470 (struct gimple_statement_base): Remove references_memory_p.
25471 (struct gimple_statement_with_memory_ops_base): Remove
25472 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
25474 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
25475 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
25476 gimple_set_references_memory): Remove.
25477 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
25478 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
25480 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
25481 (verify_expr): Allow RESULT_DECL.
25482 (gimple_duplicate_bb): Do not copy virtual operands.
25483 (gimple_duplicate_sese_region): Adjust.
25484 (gimple_duplicate_sese_tail): Likewise.
25485 (mark_virtual_ops_in_region): Remove.
25486 (move_sese_region_to_fn): Do not call it.
25487 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
25488 and pass_simple_dse.
25489 (execute_function_todo): Handle TODO_update_address_taken,
25490 call execute_update_addresses_taken for TODO_rebuild_alias.
25491 (execute_todo): Adjust.
25492 (execute_one_pass): Init dump files early.
25493 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
25495 (create_general_new_stmt): Clear vops.
25496 * tree-ssa-reassoc.c (get_rank): Adjust.
25497 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
25498 symbols for renaming.
25499 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
25500 (PARAM_AVG_ALIASED_VOPS): Likewise.
25501 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
25502 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
25503 * tree-ssa-operands.c: Simplify for new virtual operand representation.
25504 (operand_build_cmp, copy_virtual_operands,
25505 create_ssa_artificial_load_stmt, add_to_addressable_set,
25506 gimple_add_to_addresses_taken): Remove public functions.
25507 (unlink_stmt_vdef): New function.
25509 2009-04-03 Alan Modra <amodra@bigpond.net.au>
25511 * config.gcc (powerpc-*-linux*): Merge variants.
25513 2009-04-02 Chao-ying Fu <fu@mips.com>
25514 James Grosbach <james.grosbach@microchip.com>
25516 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
25517 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
25519 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
25520 keep_interrupts_masked_p, use_debug_exception_return_p.
25521 (mips_attribute_table): Add interrupt, use_shadow_register_set,
25522 keep_interrupts_masked, use_debug_exception_return.
25523 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
25524 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
25526 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
25527 (mips_print_operand): Process COP0 registers to print $0 .. $31
25528 correctly for GAS to process.
25529 (mips_interrupt_extra_call_saved_reg_p): New function.
25530 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
25532 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
25533 (mips_compute_frame_info): Add supports for interrupt context that
25534 includes doubleword accumulators and COP0 registers.
25535 (mips_for_each_saved_acc): New function.
25536 (mips_for_each_saved_gpr_and_fpr): Change the function name from
25537 mips_for_each_saved_reg.
25538 (mips_save_reg): Save accumulators.
25539 (mips_kernel_reg_p): A new for_each_rtx callback.
25540 (mips_expand_prologue): Support interrupt handlers.
25541 (mips_restore_reg): Restore accumulators.
25542 (mips_expand_epilogue): Support interrupt handlers.
25543 (mips_can_use_return_insn): Return false for interrupt handlers.
25544 (mips_epilogue_uses): New function.
25545 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
25546 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
25547 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
25548 cop0_move): New instructions.
25549 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
25550 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
25552 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
25554 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
25555 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
25556 interrupt handlers, we use K0 as the temporary register.
25557 (EPILOGUE_USES): Change to a function call.
25558 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
25559 handlers, we use K0 as the temporary register.
25561 * doc/extend.texi (Function Attributes): Document interrupt,
25562 use_shadow_register_set, keep_interrupts_masked,
25563 use_debug_exception_return for MIPS attributes.
25565 2009-04-03 Alan Modra <amodra@bigpond.net.au>
25567 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
25568 Remove a number of t-files from tmake_file.
25569 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
25570 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
25571 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
25572 target_prototype, not TARGET_PROTOTYPE.
25573 (LINK_OS_GNU_SPEC): Define.
25574 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
25575 and darwin-ldoubdle.c.
25577 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
25580 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
25581 (cpp_options): Ditto.
25582 (default_compilers): Ditto.
25583 (display_help): Ditto.
25584 (process_command): Ditto.
25585 (do_spec_1): Ditto.
25586 (set_input): Use lbasename instead of duplicate code.
25587 (save_temps_prefix): New static for -save-temps=obj.
25588 (save_temps_length): Ditto.
25590 * doc/invoke.texi (-save-temps=obj): Document new variant to
25591 -save-temps switch.
25593 2009-04-02 Jeff Law <law@redhat.com>
25595 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
25598 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
25600 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
25601 * configure: Regenerated.
25603 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25605 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
25606 share the argument list.
25608 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25612 2009-02-12 Diego Novillo <dnovillo@google.com>
25614 * varpool.c (debug_varpool): New.
25615 * cgraph.h (debug_varpool): Declare.
25617 2009-04-02 Jan Hubicka <jh@suse.cz>
25619 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
25622 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
25624 * config/i386/i386.c (ix86_abi): Move initialization to ...
25625 (override_options): Here.
25627 2009-04-02 Christian Bruel <christian.bruel@st.com>
25629 * config/sh/sh.c (sh_dwarf_register_span): New function.
25630 (TARGET_DWARF_REGISTER_SPAN): Define.
25631 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
25633 2009-04-02 Ira Rosen <irar@il.ibm.com>
25635 PR tree-optimization/39595
25636 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
25637 interleaved loads group is not greater than the SLP group size.
25639 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25641 * builtins.c (is_builtin_name): New.
25642 (called_as_built_in): Use is_builtin_name.
25643 * tree.h (is_builtin_name): New.
25644 * varasm.c (incorporeal_function_p): Use is_builtin_name
25646 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
25648 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
25650 2009-04-02 Dodji Seketeli <dodji@redhat.com>
25653 * c-decl.c (clone_underlying_type): Move this ...
25654 * c-common.c (set_underlying_type): ... here.
25655 Also, make sure the function properly sets TYPE_STUB_DECL() on
25656 the newly created typedef variant type.
25657 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
25658 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
25661 2009-04-02 Richard Guenther <rguenther@suse.de>
25663 PR tree-optimization/37221
25664 * tree-flow.h (degenerate_phi_result): Declare.
25665 * tree-ssa-dom.c (degenerate_phi_result): Export.
25666 * tree-scalar-evolution.c (analyze_initial_condition): If
25667 the initial condition is defined by a degenerate PHI node
25668 use the degenerate value.
25670 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
25672 PR rtl-optimization/39588
25673 * combine.c (merge_outer_ops): Do not set the constant when this
25675 (simplify_shift_const_1): Do not modify it either in this case.
25677 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
25679 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
25680 tuning is deprecated if -mtune value is set to an Itanium1 variant.
25682 2009-04-01 Janis Johnson <janis187@us.ibm.com>
25685 * c-lex.c (interpret_float): Default (no suffix) is double.
25687 2009-04-1 Xinliang David Li <davidxl@google.com>
25689 * config/i386/i386.c (legitimate_constant_p): Recognize
25690 all one vector constant.
25692 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25694 * config/vax/vax.c: Add #includes to silence warnings.
25695 Change #include order to silence two warnings.
25697 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25699 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
25700 (ASM_SPEC): Pass -k to the assembler for PIC code.
25702 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25704 * config.gcc: Add vax-*-linux* to the switch.
25705 * config/vax/linux.h: New file. (TARGET_VERSION,
25706 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
25708 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25710 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
25711 Use predicate macros instead of GET_CODE() == foo.
25712 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
25713 ashlsi3, rotrsi3, <unnamed>): Likewise.
25715 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25717 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
25718 jbbccihi, jbbccisi): Remova trailing whitespace.
25719 * config/vax/constraints.md: Likewise.
25720 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25721 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
25722 * config/vax/predicates.md: Likewise.
25723 * config/vax/vax.c (print_operand_address, vax_output_int_move,
25724 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
25725 * config/vax/vax.h: Likewise.
25726 * config/vax/vax.md (nonlocal_goto): Likewise.
25728 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25730 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
25731 (indirectable_address_p, adjacent_operands_p): Add spaces around
25733 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
25735 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25737 * config/vax/vax.c (legitimate_constant_address_p,
25738 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
25739 index_term_p, reg_plus_index_p, legitimate_address_p,
25740 vax_mode_dependent_address_p): Update comments to match functions
25741 modified by the recent int->bool conversion.
25743 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25745 * config/vax/builtins.md: Update copyright message.
25746 * config/vax/constraints.md: Likewise.
25747 * config/vax/netbsd-elf.h: Likewise.
25748 * config/vax/predicates.md: Likewise.
25749 * config/vax/vax-protos.h: Likewise.
25750 * config/vax/vax.c: Likewise.
25751 * config/vax/vax.h: Likewise.
25752 * config/vax/vax.md: Likewise.
25753 * config/vax/vax.opt: Likewise.
25755 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25757 * config/vax/builtins.md (ffssi2, ffssi2_internal,
25758 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
25759 * config/vax/constraints.md (B, R): Likewise.
25760 * config/vax/predicates.md (external_memory_operand,
25761 nonimmediate_addsub_di_operand): Likewise.
25762 * config/vax/vax.c (vax_output_int_add): Likewise.
25763 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
25764 untyped_call): Likewise.
25766 2009-04-01 Matt Thomas <matt@3am-software.com>
25768 * config/vax/predicates.md: New file.
25769 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
25770 external_const_operand, nonsymbolic_operand, external_memory_operand,
25771 indirect_memory_operand, indexed_memory_operand,
25772 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
25773 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
25775 * config/vax/constraints.md: New file.
25776 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
25778 * config/vax/builtins.md: New file.
25779 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
25780 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
25782 * config/vax/vax.opt (mqmath): Add option.
25783 * config/vax/vax.md (isfx): Extend with DI.
25784 (VAXintQH, VAXintQHSD): Define.
25785 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
25786 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
25787 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
25788 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
25789 (movdi): Update constraints and use vax_output_int_move().
25790 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
25791 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
25792 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
25793 nonlocal_goto): New.
25794 (mov<mode>): Extend accepted operand types.
25795 (subdi3_old): Rename from subdi3, change update constraints and use
25796 a new implementation.
25797 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
25798 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
25799 MOVE_RATIO, CLEAR_RATIO): Define.
25800 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
25801 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
25802 (PRINT_OPERAND): Redefine using a function instead of inlined code.
25803 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
25804 (split_quadword_operands): Make static and really allow variable
25806 (print_operand_address): Update for PIC generation.
25807 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
25808 indexable_address_p, fixup_mathdi_operand,
25809 vax_expand_addsub_di_operands, adjacent_operands_p): New.
25810 (vax_float_literal, legitimate_constant_p,
25811 indirectable_constant_address_p, index_term_p,
25812 reg_plus_index_p): Return bool instead of int.
25813 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
25815 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
25817 (vax_output_conditional_branch): Indent.
25818 (legitimate_constant_address_p, indirectable_constant_address_p,
25819 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
25820 vax_mode_dependent_address_p): Return bool instead of int, update for
25822 * config/vax/vax-protos.h (legitimate_constant_address_p,
25823 legitimate_constant_p, legitimate_address_p,
25824 vax_mode_dependent_address_p): Change declaration to bool.
25825 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
25826 vax_expand_addsub_di_operands, vax_output_int_subtract,
25827 vax_output_movmemsi): Declare.
25828 (split_quadword_operands, vax_float_literal): Delete declaration.
25829 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
25830 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
25831 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
25832 ASM_OUTPUT_DWARF_PCREL): Define.
25833 (ASM_SPEC): Change definition to allow PIC generation.
25835 2009-04-01 Steve Ellcey <sje@cup.hp.com>
25837 * doc/sourcebuild.texi: Update front-end requirements.
25839 2009-04-01 Jakub Jelinek <jakub@redhat.com>
25842 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
25843 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
25844 (booldi3_internal3): Use boolean_or_operator instead of
25847 2009-04-01 Joseph Myers <joseph@codesourcery.com>
25850 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
25851 declarator whose size is not an integer constant expression but
25852 folds to an integer constant, then treat it as a constant
25855 2009-04-01 Richard Guenther <rguenther@suse.de>
25857 * fold-const.c (fold_plusminus_mult_expr): Do not fold
25858 i * 4 + 2 to (i * 2 + 1) * 2.
25860 2009-04-01 Jakub Jelinek <jakub@redhat.com>
25863 * c-parser.c (c_parser_asm_statement): Skip until close paren and
25864 return if c_parser_asm_string_literal returned NULL.
25866 2009-04-01 Nick Clifton <nickc@redhat.com>
25868 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
25870 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
25871 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
25872 other typedefs to avoid conflicts with libgcc2.c. Define labels
25873 to gain 16-bit bit-manipulation functions from libgcc2.c and then
25875 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
25876 to gain 16-bit trapping arithmetic functions from libgcc2.c and
25879 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
25881 * varasm.c (default_function_rodata_section): Declare DOT as
25884 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
25885 Andrey Galkin <agalkin@hypercom.com>
25888 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
25889 Make object_name unique for each process.
25891 2009-04-01 Jakub Jelinek <jakub@redhat.com>
25894 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
25895 addressable variables in the parallel that could go out of scope while
25896 running queued tasks.
25898 2009-04-01 Anatoly Sokolov <aesok@post.ru>
25900 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
25901 (CASE_VALUES_THRESHOLD): Redefine.
25902 * config/avr/avr.c (avr_override_options): Remove initialization of
25903 avr_case_values_threshold variable.
25904 (avr_case_values_threshold): Remove variable. Add new function.
25905 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
25906 * config/avr/avr.opt (mno-tablejump): Remove option.
25907 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
25909 2009-04-01 DJ Delorie <dj@redhat.com>
25911 * varasm.c (default_function_rodata_section): Don't assume
25912 anything about where the first '.' in the section name is.
25914 2009-04-01 Alan Modra <amodra@bigpond.net.au>
25916 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
25917 rs6000_emit_stack_tie.
25919 2009-03-31 Ian Lance Taylor <iant@google.com>
25921 * tree-eh.c (tree_remove_unreachable_handlers): Compare
25922 gimple_code with GIMPLE_RESX, not RESX.
25924 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25926 * c-common.c (c_get_ident): New.
25927 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
25929 2009-04-01 Ben Elliston <bje@au.ibm.com>
25931 * config/rs6000/sysv4.opt (msdata): Improve option description.
25933 2009-03-31 Steve Ellcey <sje@cup.hp.com>
25935 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
25936 (divdf3_internal_lat): Remove.
25937 (divxf3_internal_lat): Remove.
25938 (divxf3_internal_thr): Remove.
25939 (divxf): Use divxf3_internal.
25940 * config/ia64/div.md (divsf3_internal_lat): New.
25941 (divdf3_internal_lat): New.
25942 (divxf3_internal): New.
25944 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25947 * Makefile.in (USE_GCC_STDINT): Define.
25948 (stmp-int-hdrs): Install stdint.h if applicable.
25949 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
25951 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
25952 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
25953 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
25954 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
25955 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
25956 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
25957 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
25958 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
25959 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
25960 (c_common_nodes_and_builtins): Initialize
25961 underlying_wchar_type_node. Do not initialize
25962 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
25963 nodes for new types.
25964 (c_stddef_cpp_builtins): Define macros for new types.
25965 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
25967 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
25968 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
25969 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
25970 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
25971 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
25972 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
25973 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
25974 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
25975 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
25976 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
25977 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
25978 int16_type_node, int32_type_node, int64_type_node,
25979 uint8_type_node, uint16_type_node, c_uint32_type_node,
25980 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
25981 int_least32_type_node, int_least64_type_node,
25982 uint_least8_type_node, uint_least16_type_node,
25983 uint_least32_type_node, uint_least64_type_node,
25984 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
25985 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
25986 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
25987 uintptr_type_node): Define.
25988 * c-cppbuiltin.c (builtin_define_constants,
25989 builtin_define_type_minmax): New.
25990 (builtin_define_stdint_macros): Define more macros.
25991 (c_cpp_builtins): Define more limit macros.
25992 (type_suffix): New.
25993 (builtin_define_type_max): Define in terms of
25994 builtin_define_type_minmax. Remove is_long parameter. All
25996 * config.gcc (use_gcc_stdint): Define.
25997 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
25998 Add newlib-stdint.h for generic targets.
25999 * config/glibc-stdint.h, config/newlib-stdint.h,
26000 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
26001 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
26002 * config/score/score.h (UINTPTR_TYPE): Define.
26003 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
26004 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
26005 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26006 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26007 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26008 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26009 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26010 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26011 * config/spu/spu.h (STDINT_LONG32): Define.
26012 * configure.ac (use_gcc_stdint): Substitute.
26013 * configure: Regenerate.
26014 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
26015 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
26016 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
26017 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
26018 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
26019 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
26020 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
26021 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
26022 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
26023 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
26024 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
26025 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
26026 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
26027 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
26028 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
26029 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
26030 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
26031 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
26032 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
26033 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
26034 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
26035 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
26036 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26037 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26038 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26039 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26040 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26041 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26042 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
26044 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
26046 * loop-iv.c (suitable_set_for_replacement): Renamed from
26047 simplify_using_assignment; changed to return bool and to accept new
26048 args DEST and SRC. Return true iff we find a source/destination pair
26049 that can be used to make a replacement, and fill SRC and DEST if so.
26050 Remove arg ALTERED. Don't deal with altered regs here. All callers
26052 (simplify_using_initial_values): Deal with altered regs here and track
26053 more precisely the effect they have on the validity of our expression.
26055 * loop-iv.c (simplify_using_condition): A condition of the form
26056 (EQ REG CONST) can be used to simply make a substitution.
26057 (simplify_using_initial_values): Keep track of conditions we have seen
26058 and keep using them to simplify new expressions, while applying the
26059 same substitutions to them as to the expression.
26061 * simplify-rtx.c (simplify_relational_operation_1): Simplify
26062 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
26065 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
26066 changed. Use this when trying to improve the upper bound.
26067 Generate the comparison by using simplify_gen_relational.
26069 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
26071 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
26073 (simplify_using_assignment, simplify_using_initial_values): Call
26074 replace_in_expr to make replacements. Call replace_single_def_regs
26075 once on the initial version of the expression.
26077 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26080 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
26082 2009-03-31 Richard Guenther <rguenther@suse.de>
26084 PR middle-end/31029
26085 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
26086 equality comparisons. Fold C - X CMP X if C % 2 == 1.
26088 2009-03-31 Richard Guenther <rguenther@suse.de>
26090 * tree.h (div_if_zero_remainder): Declare.
26091 * fold-const.c (div_if_zero_remainder): Export.
26092 * tree-ssa-forwprop.c
26093 (forward_propagate_addr_into_variable_array_index): Handle
26094 constant array index addition outside of the variable index.
26096 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26099 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
26100 define_splits, floatunssi<mode>2): Require x87 conversions from
26101 DImode to be permitted.
26103 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26105 PR preprocessor/15638
26106 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
26108 2009-03-31 Richard Guenther <rguenther@suse.de>
26110 PR middle-end/23401
26111 PR middle-end/27810
26112 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
26113 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
26114 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
26115 a separate statement.
26116 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
26117 (lookup_tmp_var): Likewise.
26118 (is_gimple_formal_tmp_or_call_rhs): Remove.
26119 (is_gimple_reg_or_call_rhs): Rename to ...
26120 (is_gimple_reg_rhs_or_call): ... this.
26121 (is_gimple_mem_or_call_rhs): Rename to ...
26122 (is_gimple_mem_rhs_or_call): ... this.
26123 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
26124 DECL_GIMPLE_REG_P only if is_formal is true.
26125 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
26126 for non-proper post-modify expression gimplification.
26127 (gimplify_self_mod_expr): For post-modify expressions gimplify
26128 the lvalue to a minimal lvalue.
26129 (rhs_predicate_for): Remove formal temp case.
26130 (gimplify_modify_expr_rhs): Likewise.
26131 (gimplify_addr_expr): Use is_gimple_reg.
26132 (gimplify_expr): Remove formal temp cases.
26133 (gimple_regimplify_operands): Likewise.
26134 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
26135 and FILTER_EXPR like constants.
26136 * gimple.c (walk_gimple_op): Fix val_only initialization, use
26138 (is_gimple_formal_tmp_rhs): Remove.
26139 (is_gimple_reg_rhs): Remove special casing.
26140 (is_gimple_mem_rhs): Fix.
26141 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
26142 (is_gimple_formal_tmp_var): Remove.
26143 (is_gimple_formal_tmp_reg): Likewise.
26144 (is_gimple_min_lval): Allow invariant component ref parts.
26145 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
26146 is_gimple_formal_tmp_reg): Remove declarations.
26147 * tree-cfg.c (verify_expr): Verify that variables with address
26148 taken do not have DECL_GIMPLE_REG_P set.
26149 * tree-mudflap.c (mf_build_check_statement_for): Use
26150 force_gimple_operand instead of gimplify_expr.
26152 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
26154 * modulo-sched.c (sms_schedule_by_order): Pass the actual
26155 schedulable rows to compute_split_row.
26157 2009-03-31 Ben Elliston <bje@au.ibm.com>
26160 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
26163 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26165 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
26166 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
26167 * configure: Regenerate.
26168 * config.in: Regenerate.
26169 * config/rs6000/rs6000.opt (mtls-markers): Add.
26170 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
26171 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
26172 (tls_ld_aix, tls_ld_sysv): Likewise.
26173 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
26174 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
26176 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26178 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
26180 2009-03-30 Jan Hubicka <jh@suse.cz>
26182 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
26184 (tree_remove_unreachable_handlers): Cleanup EH predecestor
26185 detection and label handling.
26187 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26189 * ira-int.h (ira_allocno): Rename left_conflicts_num to
26190 left_conflicts_size.
26191 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
26192 ALLOCNO_LEFT_CONFLICTS_SIZE.
26194 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
26195 remove_allocno_from_bucket_and_push,
26196 allocno_spill_priority_compare, push_allocnos_to_stack,
26197 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26198 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
26199 (setup_allocno_left_conflicts_num): Ditto. Rename to
26200 setup_allocno_left_conflicts_size.
26201 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26202 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
26203 setup_allocno_left_conflicts_size instead of
26204 setup_allocno_left_conflicts_num.
26206 * ira-build.c (ira_create_allocno): Use
26207 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
26208 ALLOCNO_LEFT_CONFLICTS_NUM.
26210 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26212 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26213 instead of DF_LR_OUT.
26215 * ira-lives.c (process_bb_node_lives): Ditto.
26217 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26218 instead of DF_LR_{OUT,IN}.
26220 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26222 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26224 2009-03-30 Jan Hubicka <jh@suse.cz>
26226 * except.c (label_to_region_map): Fix thinko.
26228 2009-03-30 Steve Ellcey <sje@cup.hp.com>
26230 PR middle-end/38237
26231 * tree.h (tree_find_value): New declaration.
26232 * tree.c (tree_find_value): New function.
26233 * varasm.c (assemble_external): Avoid duplicate entries on lists.
26235 2009-03-30 Jakub Jelinek <jakub@redhat.com>
26238 * c-decl.c (struct c_binding): Add locus field.
26239 (bind): Add locus argument, set locus field from it.
26240 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
26241 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
26242 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
26243 implicitly_declare, undeclared_variable, lookup_label,
26244 declare_label, c_make_fname_decl, c_builtin_function,
26245 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
26248 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
26251 * config/i386/i386.c (classify_argument): Check total size of
26254 2009-03-30 Martin Jambor <mjambor@suse.cz>
26256 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
26257 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
26258 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
26261 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
26262 seen_variable_array_ref while also traversing a union.
26264 * tree-inline.c (optimize_inline_calls): Do not call
26265 cgraph_node_remove_callees.
26266 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
26267 (pass_remove_cgraph_callee_edges): New variable.
26268 * passes.c (init_optimization_passes): Add
26269 pass_remove_cgraph_callee_edges after early inlining and before all
26270 late intraprocedural passes.
26272 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
26274 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26276 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
26277 Fix typos in names.
26279 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26281 * combine.c (simplify_comparison): Use have_insn_for.
26282 * dojump.c (do_jump): Likewise.
26284 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26286 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
26287 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
26288 sparc_compare_op0 like sparc_compare_emitted used to be handled.
26289 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
26290 instead of sparc_compare_emitted.
26291 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
26292 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
26293 instead of sparc_compare_emitted.
26295 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26297 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
26298 enter/exit cfglayout mode.
26299 (pass_partition_block): Require it.
26300 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
26301 (combine_instructions): Track basic blocks instead of labels.
26302 (update_cfg_for_uncondjump): New.
26303 (try_combine): Use it. Update jumps after rescanning.
26304 (pass_combine): Require PROP_cfglayout.
26305 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
26307 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26309 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
26310 Provide/destroy PROP_cfglayout respectively.
26311 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
26312 * tree-pass.h (PROP_cfglayout): New.
26314 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26316 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
26317 fold_convert_const_fixed_from_fixed,
26318 fold_convert_const_fixed_from_int,
26319 fold_convert_const_fixed_from_real, fold_negate_const): Do not
26320 set TREE_CONSTANT_OVERFLOW.
26321 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
26322 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
26324 2009-03-30 Ira Rosen <irar@il.ibm.com>
26326 * tree-vect-loop-manip.c: New file.
26327 * tree-vectorizer.c: Update documentation and included files.
26328 (vect_loop_location): Make extern.
26329 (rename_use_op): Move to tree-vect-loop-manip.c
26330 (rename_variables_in_bb, rename_variables_in_loop,
26331 slpeel_update_phis_for_duplicate_loop,
26332 slpeel_update_phi_nodes_for_guard1,
26333 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
26334 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
26335 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
26336 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
26337 find_loop_location): Likewise.
26338 (new_stmt_vec_info): Move to tree-vect-stmts.c.
26339 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
26340 get_vectype_for_scalar_type, vect_is_simple_use,
26341 supportable_widening_operation, supportable_narrowing_operation):
26343 (bb_in_loop_p): Move to tree-vect-loop.c.
26344 (new_loop_vec_info, destroy_loop_vec_info,
26345 reduction_code_for_scalar_code, report_vect_op,
26346 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
26347 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
26348 (vect_supportable_dr_alignment): Likewise.
26349 * tree-vectorizer.h (tree-data-ref.h): Include.
26350 (vect_loop_location): Declare.
26351 Reorganize function declarations according to the new file structure.
26352 * tree-vect-loop.c: New file.
26353 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
26354 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
26355 * tree-vect-data-refs.c: New file.
26356 * tree-vect-patterns.c (timevar.h): Don't include.
26357 * tree-vect-stmts.c: New file.
26358 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
26359 tree-vect-slp.c, tree-vect-loop.c.
26360 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
26361 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
26362 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
26363 (tree-vect-analyze.o): Remove.
26364 (tree-vect-transform.o): Likewise.
26365 (tree-vect-data-refs.o): Add rule.
26366 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
26367 tree-vect-slp.o): Likewise.
26368 (tree-vect-patterns.o): Remove redundant dependencies.
26369 (tree-vectorizer.o): Likewise.
26370 * tree-vect-slp.c: New file.
26372 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26374 * optc-gen.awk: Warn if an option flag has multiple different
26377 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
26379 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
26380 -floop-block): Document dependences on PPL, CLooG and Graphite.
26382 2009-03-30 Joseph Myers <joseph@codesourcery.com>
26384 PR rtl-optimization/323
26385 * c-common.c (c_fully_fold, convert_and_check,
26386 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
26387 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
26388 * c-common.def (EXCESS_PRECISION_EXPR): New.
26389 * c-cppbuiltin.c (builtin_define_float_constants): Define
26390 constants with enough digits for long double.
26391 * c-lex.c (interpret_float): Interpret constant with excess
26392 precision where appropriate.
26393 * c-opts.c (c_common_post_options): Set
26394 flag_excess_precision_cmdline. Give an error for
26395 -fexcess-precision=standard for C++ for processors where the
26396 option is significant.
26397 * c-parser.c (c_parser_conditional_expression): Handle excess
26398 precision in condition.
26399 * c-typeck.c (convert_arguments): Handle arguments with excess
26401 (build_unary_op): Move excess precision outside operation.
26402 (build_conditional_expr): Likewise.
26403 (build_compound_expr): Likewise.
26404 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
26405 (build_modify_expr): Handle excess precision in RHS.
26406 (convert_for_assignment): Handle excess precision in converted
26408 (digest_init, output_init_element, process_init_element): Handle
26409 excess precision in initializer.
26410 (c_finish_return): Handle excess precision in return value.
26411 (build_binary_op): Handle excess precision in operands and add
26412 excess precision as needed for operation.
26413 * common.opt (-fexcess-precision=): New option.
26414 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
26415 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
26416 For standard excess precision, output explicit conversion to and
26417 truncation from XFmode.
26418 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
26419 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
26420 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
26421 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
26422 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
26423 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
26424 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
26425 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
26426 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
26427 define_splits, sqrt<mode>2): Disable where appropriate for
26428 standard excess precision.
26429 * convert.c (convert_to_real): Do not shorten arithmetic to type
26430 for which excess precision would be used.
26431 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
26432 * doc/invoke.texi (-fexcess-precision=): Document option.
26433 (-mfpmath=): Correct index entry.
26434 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
26435 flag_excess_precision): New.
26436 * langhooks.c (lhd_post_options): Set
26437 flag_excess_precision_cmdline.
26438 * opts.c (common_handle_option): Handle -fexcess-precision=.
26439 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
26440 init_excess_precision): New.
26441 (lang_dependent_init_target): Call init_excess_precision.
26442 * tree.c (excess_precision_type): New.
26443 * tree.h (excess_precision_type): Declare.
26445 2009-03-30 Joseph Myers <joseph@codesourcery.com>
26448 * c-typeck.c (build_component_ref): Do not copy qualifiers from
26449 non-lvalue to component.
26451 2009-03-29 Joseph Myers <joseph@codesourcery.com>
26453 PR preprocessor/34695
26454 * Makefile.in (c-opts.o): Depend on c-tree.h.
26455 * c-common.c: Move down include of diagnostic.h.
26456 (done_lexing, c_cpp_error): New.
26457 * c-common.h (done_lexing): Declare.
26458 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
26460 * c-opts.c: Include c-tree.h.
26461 (c_common_init_options): Set preprocessor error callback.
26462 (c_common_handle_option): Do not set preprocessor
26463 inhibit_warnings, warnings_are_errors, warn_system_headers,
26464 pedantic_errors or inhibit_warnings flags.
26465 (c_common_post_options): Do not check cpp_errors (parse_in).
26466 (c_common_finish): Do not output dependencies if there were
26467 errors. Do not check return value of cpp_finish.
26468 * c-ppoutput.c (pp_file_change): Set input_location.
26469 * c-tree.h (c_cpp_error): Declare.
26470 * diagnostic.c (diagnostic_set_info_translated): Also initialize
26472 (diagnostic_build_prefix): Check override_column.
26473 * diagnostic.h (diagnostic_info): Add override_column field.
26474 (diagnostic_override_column): Define.
26476 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
26478 * c-common.c (c_expand_expr, c_staticp): Remove.
26479 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
26480 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
26481 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
26482 * c-gimplify.c (gimplify_compound_literal_expr,
26483 optimize_compound_literals_in_ctor): Remove.
26484 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
26485 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
26486 * c-semantics.c (emit_local_var): Remove.
26488 * langhooks-def.h (lhd_expand_expr): Remove.
26489 * langhooks.c (lhd_expand_expr): Remove.
26490 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
26492 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
26493 handling from c-semantics.c; don't call into langhook.
26494 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
26495 * gimplify.c (gimplify_compound_literal_expr,
26496 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
26497 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
26498 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
26499 as was done in c-gimplify.c.
26500 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
26501 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
26502 Move from c-common.h.
26503 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
26505 * tree.c (staticp): Do not call langhook.
26506 * langhooks.c (lhd_staticp): Delete.
26507 * langhooks-def.h (lhd_staticp): Delete prototype.
26508 (LANG_HOOKS_STATICP): Delete.
26509 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
26511 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
26512 instead of DECL_STMTs.
26514 2009-03-29 Joseph Myers <joseph@codesourcery.com>
26522 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
26524 (fold_call_expr): Return a NOP_EXPR from folding rather than the
26525 contained expression.
26526 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
26527 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
26528 conditional expressions for C.
26529 (decl_constant_value_for_optimization): Move from
26530 decl_constant_value_for_broken_optimization in c-typeck.c. Check
26531 whether optimizing and that the expression is a VAR_DECL not of
26532 array type instead of doing such checks in the caller. Do not
26533 check pedantic. Call gcc_unreachable for C++.
26534 * c-common.def (C_MAYBE_CONST_EXPR): New.
26535 * c-common.h (c_fully_fold, c_save_expr,
26536 decl_constant_value_for_optimization): New prototypes.
26537 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
26538 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
26539 EXPR_INT_CONST_OPERANDS): Define.
26540 * c-convert.c (convert): Strip nops from expression.
26541 * c-decl.c (groktypename): Take extra parameters expr and
26542 expr_const_operands. Update call to grokdeclarator.
26543 (start_decl): Update call to grokdeclarator. Add statement for
26544 expressions used in type of decl.
26545 (grokparm): Update call to grokdeclarator.
26546 (push_parm_decl): Update call to grokdeclarator.
26547 (build_compound_literal): Add parameter non_const and build a
26548 C_MAYBE_COSNT_EXPR if applicable.
26549 (grokdeclarator): Take extra parameters expr and
26550 expr_const_operands. Track expressions used in declaration
26551 specifiers and declarators. Fold array sizes and track whether
26552 they are constant expressions and whether they are integer
26553 constant expressions.
26554 (parser_xref_tag): Set expr and expr_const_operands fields in
26556 (grokfield): Update call to grokdeclarator.
26557 (start_function): Update call to grokdeclarator.
26558 (build_null_declspecs): Set expr and expr_const_operands fields in
26560 (declspecs_add_type): Handle expressions in typeof specifiers.
26561 * c-parser.c (c_parser_declspecs): Set expr and
26562 expr_const_operands fields for declaration specifiers.
26563 (c_parser_enum_specifier): Likewise.
26564 (c_parser_struct_or_union_specifier): Likewise.
26565 (c_parser_typeof_specifier): Likewise. Update call to
26566 groktypename. Fold expression as needed. Return expressions with
26567 type instead of adding statements.
26568 (c_parser_attributes): Update calls to c_parser_expr_list.
26569 (c_parser_statement_after_labels): Fold expression before passing
26570 to objc_build_throw_stmt.
26571 (c_parser_condition): Fold expression.
26572 (c_parser_asm_operands): Fold expression.
26573 (c_parser_conditional_expression): Use c_save_expr. Update call
26574 to build_conditional_expr.
26575 (c_parser_alignof_expression): Update call to groktypename.
26576 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
26577 original_code. Fold expression argument of va_arg. Create
26578 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
26579 argument to va_arg. Update calls to groktypename. Fold array
26580 index for offsetof. Verify that first argument to
26581 __builtin_choose_expr has integer type.
26582 (c_parser_postfix_expression_after_paren_type): Update calls to
26583 groktypename and build_compound_literal. Handle expressions with
26584 side effects in type name.
26585 (c_parser_postfix_expression_after_primary): Update call to
26586 c_parser_expr_list. Set original_code for calls to
26587 __builtin_constant_p.
26588 (c_parser_expr_list): Take extra parameter fold_p. Fold
26589 expressions if requested.
26590 (c_parser_objc_type_name): Update call to groktypename.
26591 (c_parser_objc_synchronized_statement): Fold expression.
26592 (c_parser_objc_receiver): Fold expression.
26593 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
26594 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
26595 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
26596 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
26597 (struct c_typespec): Add elements expr and expr_const_operands.
26598 (struct c_declspecs): Add elements expr and expr_const_operands.
26599 (groktypename, build_conditional_expr, build_compound_literal):
26601 (in_late_binary_op): Declare.
26602 * c-typeck.c (note_integer_operands): New function.
26603 (in_late_binary_op): New variable.
26604 (decl_constant_value_for_broken_optimization): Move to c-common.c
26605 and rename to decl_constant_value_for_optimization.
26606 (default_function_array_conversion): Do not strip nops.
26607 (default_conversion): Do not call
26608 decl_constant_value_for_broken_optimization.
26609 (build_array_ref): Do not fold result.
26610 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
26611 result when operand is a VLA.
26612 (c_expr_sizeof_type): Update call to groktypename. Handle
26613 expressions included in type name. Use C_MAYBE_CONST_EXPR for
26614 result when operand names a VLA type.
26615 (build_function_call): Update call to build_compound_literal.
26616 Only fold result for calls to __builtin_* functions. Strip
26617 NOP_EXPR from INTEGER_CST returned from such functions. Fold
26618 the function designator.
26619 (convert_arguments): Fold arguments. Update call to
26620 convert_for_assignment.
26621 (build_unary_op): Handle increment and decrement of
26622 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
26623 decrement earlier. Fold operand of increment and decrement.
26624 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
26625 built for integer operand. Wrap returns that are INTEGER_CSTs
26626 without being integer constant expressions or that have integer
26627 constant operands without being INTEGER_CSTs.
26628 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
26629 (build_conditional_expr): Add operand ifexp_bcp. Track whether
26630 result is an integer constant expression or can be used in
26631 unevaluated parts of one and avoid folding and wrap as
26632 appropriate. Fold operands before possibly doing -Wsign-compare
26634 (build_compound_expr): Wrap result for C99 if operands can be used
26635 in integer constant expressions.
26636 (build_c_cast): Update call to digest_init. Do not ignore
26637 overflow from casting floating-point constants to integers. Wrap
26638 results that could be confused with integer constant expressions,
26639 null pointer constants or floating-point constants.
26640 (c_cast_expr): Update call to groktypename. Handle expressions
26641 included in type name.
26642 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
26643 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
26644 Update calls to convert_for_assignment.
26645 (convert_for_assignment): Take new parameter
26646 null_pointer_constant. Do not strip nops or call
26647 decl_constant_value_for_broken_optimization. Set
26648 in_late_binary_op for conversions to boolean.
26649 (store_init_value): Update call to digest_init.
26650 (digest_init): Take new parameter null_pointer_constant. Do not
26651 call decl_constant_value_for_broken_optimization. pedwarn for
26652 initializers not constant expressions. Update calls to
26653 convert_for_assignment.
26654 (constructor_nonconst): New.
26655 (struct constructor_stack): Add nonconst element.
26656 (really_start_incremental_init, push_init_level, pop_init_level):
26657 Handle constructor_nonconst and nonconst element.
26658 (set_init_index): Call constant_expression_warning for array
26660 (output_init_element): Fold value. Set constructor_nonconst as
26661 applicable. pedwarn for initializers not constant expressions.
26662 Update call to digest_init. Call constant_expression_warning
26663 where constant initializers are required.
26664 (process_init_element): Use c_save_expr.
26665 (c_finish_goto_ptr): Fold expression.
26666 (c_finish_return): Fold return value. Update call to
26667 convert_for_assignment.
26668 (c_start_case): Fold switch expression.
26669 (c_process_expr_stmt): Fold expression.
26670 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
26671 ensure statement expression is not evaluated in constant expression.
26672 (build_binary_op): Track whether results are integer constant
26673 expressions or may occur in such, disable folding and wrap results
26674 as applicable. Fold operands for -Wsign-compare warnings unless
26676 (c_objc_common_truthvalue_conversion): Handle results folded to
26677 integer constants that are not integer constant expressions.
26678 * doc/extend.texi: Document when typeof operands are evaluated,
26679 that condition of __builtin_choose_expr is an integer constant
26680 expression, and more about use of __builtin_constant_p in
26683 2009-03-29 Richard Guenther <rguenther@suse.de>
26685 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
26686 propagate addresses of array references.
26688 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
26690 * regmove.c (perhaps_ends_bb_p): Remove.
26691 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
26692 from INSN and check that the main loop stays within that basic block.
26693 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
26694 (regmove_forward_pass): Split out from regmove_optimize. Use
26695 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
26696 (regmove_backward_pass): Split out from regmove_optimize. Use
26697 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
26698 (regmove_optimize): Simplify.
26700 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
26703 * config/i386/i386.c (classify_argument): Ignore flexible array
26704 member in struct and warn ABI change.
26706 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
26708 * config/i386/i386-protos.h (ix86_agi_dependent): New.
26710 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
26711 (ix86_adjust_cost): Updated.
26713 2009-03-29 Jan Hubicka <jh@suse.cz>
26715 PR middle-end/28850
26716 * tree-pass.h (pass_cleanup_eh): New function.
26717 (remove_unreachable_regions): Break code handling RTL
26718 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
26719 that can not be reached by runtime.
26720 (can_be_reached_by_runtime): New function.
26721 (label_to_region_map): New function.
26722 (num_eh_regions): New function.
26723 (rtl_remove_unreachable_regions): New function.
26724 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
26725 (remove_eh_region): New function.
26726 * except.h: Include sbitmap and vecprim.
26727 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
26728 num_eh_regions): Declare.
26729 * passes.c (init_optimization_passes): Schedule cleanup_eh.
26730 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
26731 * tree-eh.c (tree_remove_unreachable_handlers): New function.
26732 (tree_empty_eh_handler_p): New function.
26733 (cleanup_empty_eh): New function.
26734 (cleanup_eh): New function.
26735 (pass_cleanup_eh): New function.
26737 2009-03-29 Jan Hubicka <jh@suse.cz>
26739 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
26740 for removed regions.
26742 2009-03-29 Jan Hubicka <jh@suse.cz>
26744 * except.c (dump_eh_tree): Dump all datastructures.
26746 2009-03-29 Jan Hubicka <jh@suse.cz>
26748 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
26749 (duplicate_eh_regions_1): Likewise.
26750 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
26751 vector; call EH verification.
26752 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
26753 Be ready for region being removed.
26755 2009-03-29 Jan Hubicka <jh@suse.cz>
26757 * bitmap.c (bitmap_last_set_bit): New function.
26758 * bitmap.h (bitmap_last_set_bit): Declare.
26760 2009-03-29 David Ayers <ayers@fsfe.org>
26763 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
26764 by calling objc_compare_types and surpress warnings about
26765 incompatible C pointers that are compatible ObjC pointers.
26767 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
26769 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
26770 call initialize_inline_failed.
26771 (initialize_inline_failed): Move it from here ...
26772 * cgraph.c (initialize_inline_failed): ... to here.
26773 (cgraph_create_edge): Call initialize_inline_failed rather than
26774 setting inline_failed directly.
26776 2009-03-29 Ben Elliston <bje@au.ibm.com>
26779 * sysv4.opt (msdata): Improve comment.
26780 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
26781 * sysv4.h (SVR4_ASM_SPEC): Likewise.
26783 2009-03-29 Ben Elliston <bje@au.ibm.com>
26786 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
26787 load and store attributes.
26789 2009-03-29 Ben Elliston <bje@au.ibm.com>
26791 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
26792 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
26793 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
26794 * doc/extend.texi (X86 Built-in Functions): Add index entries for
26795 __builtin_infq and __builtin_huge_valq.
26797 2009-03-28 Anatoly Sokolov <aesok@post.ru>
26799 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
26801 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26802 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
26804 2009-03-28 Xinliang David Li <davidxl@google.com>
26806 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
26807 (do_dbg_cnt): New function.
26809 2009-03-28 Jan Hubicka <jh@suse.cz>
26811 Merge from pretty-ipa:
26813 2009-03-27 Jan Hubicka <jh@suse.cz>
26815 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
26816 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
26817 * passes.c (function_called_by_processed_nodes_p): New.
26818 * ipa-pure-const.c (check_call): Fix handling of operands.
26819 (analyze_function): Dump debug output for skipped bodies.
26820 (local_pure_const): Use function_called_by_processed_nodes_p.
26821 * dwarf2out.c (reference_to_unused): Use output.
26822 * passes.c (do_per_function_toporder): Likewise.
26824 2008-11-12 Jan Hubicka <jh@suse.cz>
26826 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
26827 * ipa-pure-const.c (funct_state_d): Add can throw field; make
26828 state_set_in_source enum
26829 (check_decl): Ignore memory tags; do not set fake looping flags;
26831 (check_operand, check_tree, check_rhs_var, check_lhs_var,
26832 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
26833 (check_call, analyze_function): Rewrite.
26835 (add_new_function): Update call of analyze_function.
26836 (generate_summary): Add call of analyze_function.
26837 (propagate): Propagate can_throw; handle state_set_in_source correctly.
26838 (local_pure_const): New function.
26839 (pass_local_pure_const): New pass.
26840 * ipa-inline.c (inline_transform): Set after_inlining.
26841 * tree-eh.c (stmt_can_throw_external): New.
26842 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
26843 work with aliasing built.
26844 * tree-flow.h (stmt_can_throw_external): New.
26845 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
26846 and local pure/const pass in early and late optimization queue.
26848 2009-03-28 Martin Jambor <mjambor@suse.cz>
26850 * fold-const.c (get_pointer_modulus_and_residue): New parameter
26852 (fold_binary): Allow function decl aligment consideration is the
26853 second argument is integer constant one.
26854 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
26855 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
26856 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
26858 2009-03-28 Jan Hubicka <jh@suse.cz>
26860 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
26861 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
26862 * function.h (rtl_data): Add nothrow flag.
26863 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
26864 set DECL_NOTHROW for AVAILABLE functions.
26866 2009-03-28 Jakub Jelinek <jakub@redhat.com>
26868 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
26869 following vector keyword has expansion starting with pixel or bool
26870 keyword, expand vector to __vector and pixel or bool to __pixel or
26874 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
26875 warn_if_disallowed_function_p): Removed.
26876 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
26877 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
26878 warning_if_disallowed_function_p.
26879 * flags.h (warn_if_disallowed_function_p,
26880 warn_disallowed_functions): Removed.
26881 * common.opt (Wdisallowed-function-list=): Removed.
26882 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
26884 2009-03-28 Richard Guenther <rguenther@suse.de>
26886 PR tree-optimization/38723
26887 * tree-ssa-pre.c (compute_avail): Add all default definitions to
26890 2009-03-28 Jan Hubicka <jh@suse.cz>
26892 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
26893 test introduced by my previous patch.
26895 2009-03-28 Richard Guenther <rguenther@suse.de>
26897 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
26898 the PHIs value undefined.
26900 2009-03-28 Jan Hubicka <jh@suse.cz>
26902 * tree-pass.h (pass_fixup_cfg): New pass.
26903 * ipa-inline.c (inline_transform): Set
26904 always_inline_functions_inlined/after_inlining.
26905 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
26906 (pass_fixup_cfg): New pass.
26907 * passes.c (init_optimization_passes): Add fixup_cfg.
26909 2009-03-28 Richard Guenther <rguenther@suse.de>
26911 PR tree-optimization/38458
26912 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
26913 argument use the arguments copy-of value.
26915 2009-03-28 Richard Guenther <rguenther@suse.de>
26917 PR tree-optimization/38180
26918 * tree-ssa-ccp.c (get_default_value): Simplify.
26919 (likely_value): Likewise.
26920 (surely_varying_stmt_p): Properly handle VOP case.
26921 (ccp_initialize): Likewise.
26922 (ccp_fold): Handle propagating through *&.
26923 (fold_const_aggregate_ref): Also handle decls.
26925 2009-03-28 Jan Hubicka <jh@suse.cz>
26927 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
26928 * cgraph.h (cgraph_node): Likewise.
26929 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
26930 (cgraph_reset_node): Use process flag.
26931 (cgraph_mark_functions_to_output): Likewise.
26932 (cgraph_expand_function): Likewise.
26933 (cgraph_expand_all_functions): Likewise.
26934 (cgraph_output_in_order): Likewise.
26935 * dwarf2out.c (reference_to_unused): Likewise.
26936 * passes.c do_per_function_toporder): Likewise.
26938 2009-03-28 Jan Hubicka <jh@suse.cz>
26940 Bring from lto-branch:
26942 2008-09-03 Doug Kwan <dougkwan@google.com>
26944 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
26945 enums instead of reason strings.
26946 * cgraph.c (cgraph_create_edge): Same.
26947 (cgraph_inline_failed_string): New function.
26948 * cgraph.h (cgraph_inline_failed_t): New enum type.
26949 (cgraph_inline_failed_string): New prototype.
26950 (struct cgraph_edge): Change type of INLINED_FAILED from constant
26951 char pointer to cgraph_inline_failed_t.
26952 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
26953 (cgraph_default_inline_p): Ditto.
26954 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
26955 to cgraph_inline_failed_t pointer.
26956 * cif-code.def: New file.
26957 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
26959 (cgraph_check_inline_limits): Change type of REASON to pointer to
26960 cgraph_inline_failed_t. Replace reason strings with enums.
26961 (cgraph_default_inline_p): Ditto.
26962 (cgraph_recursive_inlining_p): Ditto.
26963 (update_caller_keys): Change type of FAILED_REASON to
26964 cgraph_inline_failed_t.
26965 (cgraph_set_inline_failed): Change type of REASON to pointer to
26966 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
26967 convert enums to strings for text output.
26968 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
26969 to be of type cgraph_inline_failed_t. Replace reason strings with
26970 enums. Call cgraph_inline_failed_string to covert enums
26971 to strings for text output.
26972 (cgraph_decide_inlining): Replace reason strings with enums.
26973 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
26974 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
26976 * tree-inline.c (expand_call_inline): Change type of REASON
26977 to cgraph_inline_failed_t. Replace reason strings with enums.
26978 Call cgraph_inline_failed_string for text output.
26979 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
26982 2009-03-28 Jan Hubicka <jh@suse.cz>
26984 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
26985 cgraph_clone_node): Remove master clone handling.
26986 (cgraph_is_master_clone, cgraph_master_clone): Remove.
26987 * cgraph.h (master_clone): Remove.
26988 (cgraph_is_master_clone, cgraph_master_clone): Remove.
26989 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
26990 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
26992 2009-03-28 Jan Hubicka <jh@suse.cz>
26994 * cgraph.c (cgraph_function_body_availability): Functions declared
26995 inline are always safe to assume that it is not going to be replaced.
26997 2009-03-28 Richard Guenther <rguenther@suse.de>
26999 PR tree-optimization/38513
27000 * tree-ssa-pre.c (eliminate): Remove redundant stores.
27001 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
27002 EXC_PTR_EXPR and FILTER_EXPR.
27003 (get_ref_from_reference_ops): Likewise.
27005 2009-03-28 Richard Guenther <rguenther@suse.de>
27007 PR tree-optimization/38968
27008 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
27009 Use FLOOR_MOD_EXPR to compute misalignment.
27011 2009-03-28 Richard Guenther <rguenther@suse.de>
27013 PR tree-optimization/37795
27014 * tree.h (combine_comparisons): Declare.
27015 * fold-const.c (combine_comparisons): Export.
27016 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
27018 (ifcombine_iforif): Use combine_comparisons.
27020 2009-03-28 Jan Hubicka <jh@suse.cz>
27022 * tree-eh.c (inlinable_call_p): New function.
27023 (make_eh_edges): Use it.
27024 (verify_eh_edges): Use it.
27025 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
27026 * except.c (reachable_next_level): Add inlinable_function argument
27027 (sjlj_find_directly_reachable_regions): Update.
27028 (add_reachable_handler): Do not set saw_any_handlers.
27029 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
27030 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27031 Add new inlinable call parameter.
27032 (can_throw_internal, can_throw_external): Update.
27033 * except.h (can_throw_internal_1, can_throw_external_1,
27034 foreach_reachable_handler): Update declaration.
27036 2009-03-28 Joseph Myers <joseph@codesourcery.com>
27038 * config/arm/t-arm-coff, config/h8300/coff.h,
27039 config/i386/i386-aout.h, config/i386/i386-coff.h,
27040 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
27041 config/pdp11/2bsd.h, config/rs6000/aix41.h,
27042 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
27043 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
27044 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
27045 sys-types.h: Remove.
27046 * Makefile.in: Remove protoize and fixproto support and references
27048 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
27049 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
27051 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
27052 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
27053 unprotoize$(exeext).
27054 (rest.encap): Don't depend on $(STMP_FIXPROTO)
27055 (.PHONY): Don't depend on proto.
27056 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
27057 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
27058 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
27059 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
27060 build/gen-protos.o, build/scan.o, xsys-protos.h,
27061 build/fix-header$(build_exeext), build/fix-header.o,
27062 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
27063 stmp-install-fixproto): Remove.
27064 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
27065 SYSCALLS.c or fixproto files.
27066 (install-common): Don't install protoize.
27067 (install-headers-tar, install-headers-cpio, install-headers-cp):
27068 Don't depend on $(STMP_FIXPROTO).
27069 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
27070 install fixproto files or write out fixproto settings.
27071 (uninstall): Don't uninstall protoize.
27072 * config.gcc (use_fixproto): Remove.
27073 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
27074 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
27075 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
27076 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
27077 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
27078 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
27079 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
27080 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
27081 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
27082 * config/t-vxworks (STMP_FIXPROTO): Remove.
27083 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
27084 STMP_FIXPROTO): Remove.
27085 * config.in, configure: Regenerate.
27086 * crtstuff.c (gid_t, uid_t): Don't undefine.
27087 * doc/install.texi: Change m68k-coff to m68k-elf in example.
27088 (arm-*-coff, arm-*-aout: Remove target entries.
27089 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
27090 Remove mention of AIX 4.1.
27091 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
27092 * doc/invoke.texi (Running Protoize): Remove.
27093 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
27094 (Protoize Caveats): Remove.
27095 * tsystem.h: Update comments on headers assumed to exist.
27097 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
27099 * genautomata.c: Add a new year to the copyright. Add a new
27101 (struct insn_reserv_decl): Add comments for member bypass_list.
27102 (find_bypass): Remove.
27103 (insert_bypass): New.
27104 (process_decls): Use insert_bypass.
27105 (output_internal_insn_latency_func): Output all bypasses with the
27106 same input insn in one switch case.
27108 * rtl.def (define_bypass): Describe bypass choice.
27109 * doc/md.texi (define_bypass): Ditto.
27111 2009-03-27 Richard Guenther <rguenther@suse.de>
27113 * gimplify.c (mark_addressable): Export.
27114 * tree-flow.h (mark_addressable): Declare.
27115 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
27116 * tree-ssa.c (verify_phi_args): Verify that address taken
27117 variables have TREE_ADDRESSABLE set.
27119 2009-03-27 Richard Guenther <rguenther@suse.de>
27121 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
27122 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
27123 Do not mark decls TREE_ADDRESSABLE.
27124 (build_fold_addr_expr): Adjust.
27125 (fold_addr_expr): Remove.
27126 (fold_unary): Use build_fold_addr_expr.
27127 (fold_comparison): Likewise.
27128 (split_address_to_core_and_offset): Likewise.
27129 * coverage.c (tree_coverage_counter_addr): Mark the array decl
27131 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
27132 (gimplify_modify_expr_to_memcpy): Mark source and destination
27134 * omp-low.c (create_omp_child_function): Mark the object decl
27136 (lower_rec_input_clauses): Mark the var we take the address of
27138 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
27140 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27142 PR middle-end/39315
27143 * cfgexpand.c (expand_one_stack_var_at): Change alignment
27144 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
27146 2009-03-27 Richard Guenther <rguenther@suse.de>
27148 PR tree-optimization/39120
27149 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
27151 (handle_lhs_call): Process return constraints. Add escape
27152 constraints if necessary.
27153 (handle_const_call): Fill out return constraints. Make nested
27154 case more precise. Avoid consttmp if possible.
27155 (handle_pure_call): Fill out return constraints. Avoid
27156 callused if possible.
27157 (find_func_aliases): Simplify call handling.
27159 2009-03-27 Richard Guenther <rguenther@suse.de>
27161 PR tree-optimization/39120
27162 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
27163 as a representative.
27164 (solve_graph): Do propagate CALLUSED.
27165 (handle_pure_call): Use a scalar constraint from CALLUSED for
27167 (find_what_p_points_to): CALLUSED shall not appear in poins-to
27170 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27173 * c-common.c (handle_aligned_attribute): Properly check alignment
27174 overflow. Use (1U << i) instead of (1 << i).
27176 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
27178 * expr.h (get_mem_align_offset): Updated.
27180 * tree.h (tree_decl_common): Change align to "unsigned int" and
27181 move it before pointer_alias_set.
27183 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27184 Jakub Jelinek <jakub@redhat.com>
27187 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
27188 gr_register_operand with gr_reg_or_0_operand.
27189 (cmpxchg_rel_di): Likewise.
27190 (sync_lock_test_and_set<mode>): Likewise.
27192 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27194 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
27195 (true_regnum): Likewise.
27197 * rtlanal.c (subreg_info): Moved to ...
27198 * rtl.h (subreg_info): Here. New.
27199 (subreg_get_info): New.
27201 * rtlanal.c (subreg_get_info): Make it extern.
27203 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27206 * config/i386/i386.c (ix86_abi): New.
27207 (override_options): Handle -mabi=.
27208 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
27209 (ix86_call_abi_override): Likewise.
27210 (init_cumulative_args): Likewise.
27211 (function_arg_advance): Likewise.
27212 (function_arg_64): Likewise.
27213 (function_arg): Likewise.
27214 (ix86_pass_by_reference): Likewise.
27215 (ix86_function_value_regno_p): Likewise.
27216 (ix86_build_builtin_va_list_abi): Likewise.
27217 (setup_incoming_varargs_64): Likewise.
27218 (is_va_list_char_pointer): Likewise.
27219 (ix86_init_machine_status): Likewise.
27220 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
27221 (ix86_function_type_abi): Return enum calling_abi. Rewrite
27222 for 64bit. Replace DEFAULT_ABI with ix86_abi.
27223 (ix86_function_abi): Make it static and return enum calling_abi.
27224 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
27226 (ix86_fn_abi_va_list): Updated.
27228 * config/i386/i386.h (ix86_abi): New.
27229 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
27230 (CONDITIONAL_REGISTER_USAGE): Likewise.
27231 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
27232 (machine_function): Likewise.
27234 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
27236 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
27237 (STACK_BOUNDARY): Likewise.
27238 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
27240 * config/i386/i386.opt (mabi=): New.
27242 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
27243 return enum calling_abi.
27244 (ix86_function_type_abi): Likewise.
27245 (ix86_function_abi): Removed.
27247 * doc/invoke.texi: Document -mabi= option for x86.
27249 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27251 * builtins.c (real_dconstp): Delete.
27252 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
27254 2009-03-27 Dodji Seketeli <dodji@redhat.com>
27255 Jakub Jelinek <jakub@redhat.com>
27258 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
27259 (gen_subprogram_die): When a function is explicit, generate the
27260 DW_AT_explicit attribute.
27261 * langhooks.h (struct lang_hooks_for_decls): Add
27262 function_decl_explicit_p langhook.
27263 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
27264 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
27266 2009-03-27 Jakub Jelinek <jakub@redhat.com>
27268 * builtins.c (fold_builtin_memory_op): Optimize memmove
27269 into memcpy if we can prove source and destination don't overlap.
27271 * tree-inline.c: Include gt-tree-inline.h.
27272 (clone_fn_id_num): New variable.
27273 (clone_function_name): New function.
27274 (tree_function_versioning): Use it.
27275 * Makefile.in (GTFILES): Add tree-inline.c.
27277 2009-03-27 Mark Mitchell <mark@codesourcery.com>
27279 * BASE-VER: Change to 4.5.0.
27281 2009-03-27 Xinliang David Li <davidxl@google.com>
27283 PR tree-optimization/39557
27284 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
27286 2009-03-27 Xinliang David Li <davidxl@google.com>
27288 PR tree-optimization/39548
27289 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
27292 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27294 * c-common.c (pointer_int_sum): Use %wd on return from
27297 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27299 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
27300 on return from tree_low_cst.
27302 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
27305 * ginclude/stdarg.h (va_copy): Define also for
27306 __GXX_EXPERIMENTAL_CXX0X__.
27308 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27311 * builtins.h (c_strlen): Do not warn here.
27312 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
27313 * c-common.c (pointer_int_sum): Take an explicit location.
27314 Warn about offsets out of bounds.
27315 * c-common.h (pointer_int_sum): Adjust declaration.
27317 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27319 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
27322 2009-03-26 Jakub Jelinek <jakub@redhat.com>
27325 * opts.c (warn_if_disallowed_function_p): Don't assume
27326 get_callee_fndecl must return non-NULL.
27328 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
27330 PR rtl-optimization/39522
27331 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
27332 when reg_reloaded_valid is set.
27334 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27336 * config/spu/divv2df3.c: New file.
27337 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
27338 (DPBIT_FUNCS): Filter out _div_df.
27340 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
27342 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
27343 a jump insn, count that jump in the distance to the loop start.
27345 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
27348 * config/sh/sh.c (calc_live_regs): Fix condition for global
27349 registers except PIC_OFFSET_TABLE_REGNUM.
27351 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
27354 * doc/invoke.texi (-mconsole): New.
27356 (-mno-cygwin): New.
27358 (-mnop-fun-dllimport): New.
27362 (sub section "i386 and x86-64 Windows Options"): New.
27364 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
27366 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
27367 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
27369 2009-03-25 Richard Guenther <rguenther@suse.de>
27371 PR middle-end/39497
27372 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
27375 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
27377 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
27378 neither of haifa/selective schedulers are working.
27380 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27382 * doc/invoke.texi (Debugging Options): Fix description of
27383 -fno-merge-debug-strings.
27385 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
27387 * config/cris/libgcc.ver: New version-script.
27388 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
27390 * configure.ac <GAS features, nop mnemonic>: Add pattern
27391 crisv32-*-* for "nop".
27392 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
27393 * configure: Regenerate.
27395 2009-03-24 Ira Rosen <irar@il.ibm.com>
27397 PR tree-optimization/39529
27398 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
27399 mark_sym_for_renaming for the tag copied to the new vector
27402 2009-03-24 Arthur Loiret <aloiret@debian.org>
27404 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
27405 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
27406 EXTRA_SPEC_FUNCTIONS.
27407 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
27408 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
27409 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
27410 -march and -mtune options.
27412 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
27414 * config/m68k/t-rtems: Add m5329 multilib.
27416 2009-03-24 Dodji Seketeli <dodji@redhat.com>
27417 Jakub Jelinek <jakub@redhat.com>
27420 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
27423 2009-03-23 Jakub Jelinek <jakub@redhat.com>
27426 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
27427 instead of c_parser_expression_conv, if original_code isn't one of the
27428 4 allowed comparison codes, fail.
27430 2009-03-23 Richard Guenther <rguenther@suse.de>
27432 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
27433 * tree.h (struct tree_type): Likewise.
27434 * reload.h (struct insn_chain): Likewise.
27435 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
27436 * function.h (struct function): Likewise.
27437 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
27439 2009-03-23 Jakub Jelinek <jakub@redhat.com>
27441 PR tree-optimization/39516
27442 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
27444 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
27446 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
27447 should be set true if BITS_PER_WORD of target is bigger than 32
27449 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
27451 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
27452 Translate -B-options to -rpath-link. Correct existing
27453 rpath-link and conditionalize on !nostdlib.
27455 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27457 * doc/extend.texi (Function Attributes, Variable Attributes):
27459 * doc/invoke.texi (Debugging Options, Optimize Options)
27460 (i386 and x86-64 Options, MCore Options): Likewise.
27462 2009-03-20 Jakub Jelinek <jakub@redhat.com>
27465 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
27466 it for block local namespace aliases.
27467 (gen_decl_die): Pass context_die to gen_namespace_die.
27469 2009-03-19 Jakub Jelinek <jakub@redhat.com>
27472 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
27473 minimum or maximum value.
27475 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
27477 * reginfo.c (globalize_reg): Recompute derived reg sets.
27479 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
27482 * libgcc2.c (mprotect): Do not use signed arguments for
27483 VirtualProtect, use DWORD arguments. Also fix the 'may
27484 be used uninitialized' warning for the np variable.
27486 2009-03-19 Jakub Jelinek <jakub@redhat.com>
27489 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
27490 functions using regparm calling conventions when not optimizing.
27491 (ix86_function_sseregparm): Similarly for sseregparm calling
27494 2009-03-19 Li Feng <nemokingdom@gmail.com>
27496 PR middle-end/39500
27497 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
27498 dependence if the first conflict is after niter iterations.
27500 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
27502 PR middle-end/38609
27503 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
27504 functions with dynamic stack-pointer adjustments.
27506 2009-03-19 Ben Elliston <bje@au.ibm.com>
27508 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
27509 option; change to -msdata=data.
27511 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27513 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
27516 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
27519 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
27521 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
27523 * doc/invoke.texi (Code Gen Options): Expand discussion of
27526 2009-03-18 Jakub Jelinek <jakub@redhat.com>
27528 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
27529 * matrix-reorg.c (struct matrix_info): Likewise.
27530 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
27531 * rtl.h (struct mem_attrs): Likewise.
27532 * df.h (struct df): Likewise.
27533 * tree-data-ref.h (struct data_dependence_relation): Likewise.
27534 * ira-int.h (struct ira_allocno): Likewise.
27535 * df-scan.c (struct df_collection_rec): Likewise.
27536 * ira.c (struct equivalence): Likewise.
27537 * function.c (struct temp_slot): Likewise.
27538 * cfgloop.h (struct loop): Likewise.
27541 * function.c (use_register_for_decl): When not optimizing, disregard
27542 register keyword for variables with types containing methods.
27544 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
27546 PR middle-end/39447
27547 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
27548 (is_simple_operand): Call contains_component_ref_p before calling data
27549 reference analysis that would fail on COMPONENT_REFs.
27551 * tree-vrp.c (search_for_addr_array): Fix formatting.
27553 2009-03-18 Richard Guenther <rguenther@suse.de>
27555 * tree-vect-transform.c (vect_loop_versioning): Fold the
27556 generated comparisons.
27557 * tree-vectorizer.c (set_prologue_iterations): Likewise.
27558 (slpeel_tree_peel_loop_to_edge): Likewise.
27560 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27562 PR middle-end/37805
27563 * opts.c (print_specific_help): In addition to `undocumented',
27564 accept `separate' and `joined' flags if passed alone. Describe
27565 output by the first matched one of those.
27566 (common_handle_option): Skip over empty strings.
27567 * gcc.c (display_help): Fix help string for `--help='.
27568 * doc/invoke.texi (Option Summary, Overall Options): With
27569 `--help=', classes and qualifiers can both be repeated, but
27570 only the latter can be negated. One should not pass only
27571 negated qualifiers. Fix markup and examples.
27574 2008-10-14 Jakub Jelinek <jakub@redhat.com>
27575 PR middle-end/37805
27576 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
27577 and -fhelp=separate.
27579 2009-03-17 Jing Yu <jingyu@google.com>
27581 PR middle-end/39378
27582 * function.h (struct rtl_data): Move is_thunk from here...
27583 (struct function): ...to here.
27584 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
27585 * varasm.c (assemble_start_function): Change is_thunk from crtl to
27587 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
27589 (alpha_does_function_need_gp, alpha_start_function): Likewise.
27590 (alpha_output_function_end_prologue): Likewise.
27591 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
27592 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
27593 (rs6000_output_function_epilogue): Likewise.
27594 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
27596 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
27599 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
27600 from different units in a single alternative.
27601 (*truncdfsf_i387): Ditto.
27602 (*truncxfsf2_mixed): Ditto.
27603 (*truncxfdf2_mixed): Ditto.
27605 2009-03-17 Jakub Jelinek <jakub@redhat.com>
27607 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
27608 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
27611 * tree-ssa-live.c (remove_unused_locals): Don't remove local
27612 unused non-artificial variables when not optimizing.
27615 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
27616 DW_TAG_imported_module even if decl is IMPORTED_DECL with
27617 NAMESPACE_DECL in its DECL_INITIAL.
27619 PR middle-end/39443
27620 * optabs.c (set_user_assembler_libfunc): New function.
27621 * expr.h (set_user_assembler_libfunc): New prototype.
27622 * c-common.c: Include libfuncs.h.
27623 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
27624 for memcmp, memset, memcpy, memmove and abort.
27625 * Makefile.in (c-common.o): Depend on libfuncs.h.
27628 * dwarf2out.c (gen_inlined_enumeration_type_die,
27629 gen_inlined_structure_type_die, gen_inlined_union_type_die,
27630 gen_tagged_type_instantiation_die): Removed.
27631 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
27634 2009-03-17 Janis Johnson <janis187@us.ibm.com>
27637 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
27639 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
27640 (check-parallel-%): Ditto.
27641 (check-consistency): Ditto.
27643 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
27645 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
27646 local variable rhs by NULL_TREE.
27648 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27651 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
27653 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27656 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
27658 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27661 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
27662 for ms->sysv ABI calls only in 64bit mode.
27664 * config/i386/i386.md (untyped_call): Support 32bit.
27666 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
27668 * doc/extend.texi: Replace x86_65 with x86_64.
27670 2009-03-16 Jakub Jelinek <jakub@redhat.com>
27672 PR tree-optimization/39455
27673 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
27674 mismatches for POINTER_TYPE_P (type).
27675 (number_of_iterations_le): Likewise.
27677 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27679 * config/picochip/picochip.c: Removed profiling support.
27680 * config/picochip/picochip.md: Removed profiling instruction.
27681 * config/picochip/picochip.h: Removed profiling builtin.
27683 2009-03-16 Joseph Myers <joseph@codesourcery.com>
27685 * doc/install.texi (--with-host-libstdcxx): Document.
27687 2009-03-14 Anatoly Sokolov <aesok@post.ru>
27690 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
27691 generate a warning if the function name does not begin with
27692 "__vector" and the function has either the 'signal' or 'interrupt'
27693 attribute, from here to ...
27694 (avr_declare_function_name): ...here. New function.
27695 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
27696 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
27698 2009-03-14 Jakub Jelinek <jakub@redhat.com>
27701 * cse.c (fold_rtx): Don't modify original const_arg1 when
27702 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
27703 separate variable instead.
27704 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
27705 from out of range shift counts.
27706 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
27708 2009-03-13 Catherine Moore <clm@codesourcery.com>
27710 * config/i386/x-mingw32 (host-mingw32.o): Replace
27711 diagnostic.h with $(DIAGNOSTIC_H).
27713 2009-03-12 Jakub Jelinek <jakub@redhat.com>
27716 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
27718 * config/i386/sync.md (sync_compare_and_swap<mode>,
27719 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
27720 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
27722 (sync_double_compare_and_swapdi_pic,
27723 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
27724 cmpxchg8b_pic_memory_operand instead of just memory_operand.
27726 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27729 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
27731 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27734 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
27735 (avx_addsubv4df3): Likewise.
27736 (*avx_addsubv4sf3): Likewise.
27737 (sse3_addsubv4sf3): Likewise.
27739 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27742 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
27744 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
27747 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
27748 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
27749 registers for allocnos created from user-defined variables.
27751 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27754 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
27755 of non-integer mode as well.
27757 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
27759 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
27760 for functions for which the parameter types are unknown.
27762 2009-03-11 Jakub Jelinek <jakub@redhat.com>
27765 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
27766 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
27767 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
27768 * config/i386/i386.c (ix86_local_alignment): For
27769 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
27770 long long variables on the stack to avoid dynamic realignment.
27771 Allow the first argument to be a decl rather than type.
27772 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
27774 2009-03-11 Nick Clifton <nickc@redhat.com>
27777 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
27779 Add description to mno-lsim option.
27780 * config/mcore/mcore.h: Remove comment about deprecated m4align
27782 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
27783 * doc/invoke.texi: Add description of mno-lsim and
27784 mstack-increment options.
27786 * config/fr30/fr30.opt: Document the -mno-lsim option.
27787 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
27788 and -mno-lsim options.
27790 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27792 * fold-const.c (fold_comparison): Only call fold_inf_compare
27793 if the mode supports infinities.
27795 2009-03-11 Jason Merrill <jason@redhat.com>
27798 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
27799 end already did. Notice GIMPLE_CALL modifications of the result.
27800 Don't copy debug information from an ignored decl or a decl from
27803 2009-03-10 Richard Guenther <rguenther@suse.de>
27804 Nathan Froyd <froydnj@codesourcery.com>
27806 PR middle-end/37850
27807 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
27808 (__divMODE3): Likewise.
27810 2009-03-09 Jakub Jelinek <jakub@redhat.com>
27812 PR tree-optimization/39394
27813 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
27814 DECL_SIZE_UNIT of variable length FIELD_DECLs.
27816 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27818 * recog.c (verfiy_changes): Disallow renaming of hard regs in
27819 inline asms for register asm ("") declarations.
27821 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
27823 * fold-const.c (fold_unary): Fix comment.
27825 2009-03-07 Jan Hubicka <jh@suse.cz>
27828 * tree-inline.c (setup_one_parameter): Do replacement of const
27829 argument by constant in SSA form.
27831 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27833 PR middle-end/38028
27834 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
27835 determine alignment passed to assign_stack_local.
27836 (assign_parms_unsplit_complex): Likewise.
27837 * except.c (sjlj_build_landing_pads): Likewise.
27839 2009-03-06 Jakub Jelinek <jakub@redhat.com>
27841 PR middle-end/39360
27842 * tree-flow.h (add_referenced_var): Return bool instead of void.
27843 * tree-dfa.c (add_referenced_var): Return result of
27844 referenced_var_check_and_insert call.
27845 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
27846 of referenced_var_check_and_insert.
27849 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
27850 (gen_variable_die): Emit DW_AT_location on abstract static variable's
27851 DIE, don't emit it if abstract origin already has it.
27852 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
27853 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
27855 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
27857 * genpreds.c (needs_variable): Fix parentheses at variable name
27859 (write_tm_constrs_h): Indent generated code.
27861 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27863 * doc/extend.texi (Function Attributes): Add documentation
27864 for isr attributes.
27866 2009-03-06 Jakub Jelinek <jakub@redhat.com>
27869 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
27870 take locus from its DECL_SOURCE_LOCATION instead of input_location.
27872 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
27874 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
27877 2009-03-05 Jakub Jelinek <jakub@redhat.com>
27880 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
27881 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
27883 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
27885 * config/i386/i386.md (R8_REG, R9_REG): New constants.
27886 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
27887 constants instead of magic numbers.
27888 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
27890 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
27891 (x86_64_ms_abi_int_parameter_registers): Ditto.
27892 (x86_64_int_return_registers): Ditto.
27893 (ix86_maybe_switch_abi): Ditto.
27894 (ix86_expand_call): Ditto for clobbered_registers array.
27895 (ix86_hard_regno_mode_ok): Ditto.
27896 (x86_extended_QIreg_mentioned_p): Ditto.
27898 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
27900 PR tree-optimization/39349
27901 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
27903 * combine.c (gen_lowpart_for_combine): Use omode when generating
27906 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
27908 PR rtl-optimization/39235
27909 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
27911 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
27913 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
27915 2009-03-04 Richard Guenther <rguenther@suse.de>
27917 PR tree-optimization/39362
27918 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
27919 that occur in abnormal PHIs should be varying.
27921 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
27923 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
27925 (simple_iv): Take loop as an argument instead of statement.
27926 * tree-scalar-evolution.h (simple_iv): Declaration changed.
27927 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
27929 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
27931 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
27932 * matrix-reorg.c (analyze_transpose): Ditto.
27933 * tree-data-ref.c (dr_analyze_innermost): Ditto.
27934 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
27935 * tree-predcom.c (ref_at_iteration): Ditto.
27936 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
27938 2009-03-04 Richard Guenther <rguenther@suse.de>
27940 PR tree-optimization/39358
27941 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
27942 escaped_id and callused_id.
27943 (solve_graph): Likewise.
27945 2009-03-04 Richard Guenther <rguenther@suse.de>
27947 PR tree-optimization/39339
27948 * tree-sra.c (try_instantiate_multiple_fields): Make it
27949 no longer ICE on the above.
27951 2009-03-03 Joseph Myers <joseph@codesourcery.com>
27953 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
27954 that fits within Pmode.
27956 2009-03-03 Steve Ellcey <sje@cup.hp.com>
27958 PR middle-end/10109
27959 * tm.texi (LIBCALL_VALUE): Update description.
27961 2009-03-03 Steve Ellcey <sje@cup.hp.com>
27963 PR middle-end/34443
27964 * doc/extend.texi (section): Update description.
27966 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
27968 PR middle-end/39345
27969 * tree-inline.c (remapped_type): New.
27970 (can_be_nonlocal): Call remapped_type instead of remap_type.
27972 2009-03-03 Jakub Jelinek <jakub@redhat.com>
27975 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
27976 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
27978 2009-03-03 Richard Guenther <rguenther@suse.de>
27980 PR middle-end/39272
27981 * tree.c (tree_nonartificial_location): New function.
27982 * tree.h (tree_nonartificial_location): Declare.
27983 * builtins.c (expand_builtin_memory_chk): Provide location
27984 of the call location for artificial function pieces.
27985 (maybe_emit_chk_warning): Likewise.
27986 (maybe_emit_sprintf_chk_warning): Likewise.
27987 (maybe_emit_free_warning): Likewise.
27988 * expr.c (expand_expr_real_1): Likewise.
27990 2009-03-03 Jakub Jelinek <jakub@redhat.com>
27992 PR tree-optimization/39343
27993 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
27994 COMPONENT_REF t has ARRAY_TYPE.
27996 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
27998 PR middle-end/39335
27999 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
28000 when the type precision of the induction variable should be
28001 larger than the type precision of nit.
28002 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
28003 * graphite.c (graphite_loop_normal_form): Same.
28004 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
28006 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28008 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
28009 (*call_1_rex64_ms_sysv): Use named constants instead of magic
28010 numbers to describe clobbered registers.
28011 (*call_value_0_rex64_ms_sysv): Ditto.
28012 * config/i386/mmx.md (mmx_emms): Ditto.
28013 (mmx_femms): Ditto.
28015 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
28017 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
28020 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28022 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
28023 (spu_section_type_flags): New function.
28025 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28027 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
28028 reg_class_contents of FLOAT_REGS into a temporary.
28030 2009-03-02 Richard Guenther <rguenther@suse.de>
28031 Ira Rosen <irar@il.ibm.com>
28033 PR tree-optimization/39318
28034 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
28035 information to the vectorized statement.
28037 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
28039 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
28040 variable. Use defined names instead of magic constants for REX SSE
28043 2009-03-01 Richard Guenther <rguenther@suse.de>
28045 PR tree-optimization/39331
28046 * omp-low.c (lower_send_shared_vars): Do not receive new
28047 values for the reference of DECL_BY_REFERENCE parms or results.
28049 2009-03-01 Jan Hubicka <jh@suse.cz>
28052 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
28053 BLOCK_NONLOCALIZED_VAR): New macros.
28054 (tree_block): Add nonlocalized_vars.
28055 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
28056 gen_decl_die): Add origin argument. Allow generation of die with
28057 origin at hand only.
28058 (gen_member_die, gen_type_die_with_usage, force_decl_die,
28059 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
28061 (gen_block_die): Fix checking for unused blocks.
28062 (process_scope_var): Break out from .... ; work with origins only.
28063 (decls_for_scope) ... here; process nonlocalized list.
28064 (dwarf2out_ignore_block): Look for nonlocalized vars.
28065 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
28067 (dump_scope_block): Dump them.
28068 * tree-inline.c (remap_decls): Handle nonlocalized vars.
28069 (remap_block): Likewise.
28070 (can_be_nonlocal): New predicate.
28071 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
28073 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28075 * configure: Regenerate.
28077 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28079 * optc-gen.awk: No need to duplicate option flags twice.
28080 Reuse help texts for duplicate options which do not have any.
28082 * gcc.c (display_help): Document --version.
28084 * gcc.c (main): If print_help_list and verbose_flag, ensure
28085 driver output comes before subprocess output.
28087 * optc-gen.awk: Assign all remaining fields to help string,
28088 space-separated, for multi-line help in *.opt.
28090 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
28091 -Wno-pedantic-ms-format is for MinGW targets only.
28093 * doc/options.texi (Option file format): Fix bad indentation,
28094 restoring dropped sentence.
28096 2009-02-28 Jan Hubicka <jh@suse.cz>
28098 * tree-inline.c (tree_function_versioning): Output debug info.
28100 2009-02-28 Jan Hubicka <jh@suse.cz>
28103 * tree-inline.c (setup_one_parameter): Do not copy propagate
28104 arguments when not optimizing.
28106 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
28109 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28110 (avx_addsubv4df3): Likewise.
28111 (*avx_addsubv4sf3): Likewise.
28112 (sse3_addsubv4sf3): Likewise.
28113 (*avx_addsubv2df3): Likewise.
28114 (sse3_addsubv2df3): Likewise.
28115 (avx_unpckhps256): Correct item selectors.
28116 (avx_unpcklps256): Likewise.
28117 (avx_unpckhpd256): Likewise.
28118 (avx_unpcklpd256): Likewise.
28120 2009-02-28 Jan Hubicka <jh@suse.cz>
28122 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
28124 (copy_arguments_for_versioning): If var is declared don't declare it.
28125 (tree_function_versioning): First setup substitutions and then copy
28128 2009-02-27 Jan Hubicka <jh@suse.cz>
28131 * cgraph.h (varpool_output_debug_info): Remove.
28132 * cgraphunit.c (varpool_output_debug_info): Remove.
28133 * dwarf2out.c (deferred_locations_struct): New struct
28134 (deferred_locations): New type.
28135 (deferred_locations_list): New static var.
28136 (deffer_location): New function.
28137 (gen_variable_die): Use it.
28138 (decls_for_scope): Output info on local static vars.
28139 (dwarf2out_finish): Process deferred locations.
28140 * varpool.c (varpool_output_debug_info): Remove.
28142 2009-02-27 Jan Hubicka <jh@suse.cz>
28145 * tree.h (TREE_PROTECTED): Fix comment.
28146 (BLOCK_HANDLER_BLOCK): Remove.
28147 (struct tree_block): Remove handler_block add body_block.
28148 (inlined_function_outer_scope_p): New.
28149 (is_body_block): Remove.
28150 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
28151 * dwarf2out.c (is_inlined_entry_point): Remove.
28152 (add_high_low_attributes): Use inlined_function_outer_scope_p.
28153 (gen_block_die): Use is_inlined_entry_point check. Remove body block
28155 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
28156 * gimplify.c (gimplify_expr): Gimplify body blocks.
28157 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
28158 block with multiple subblocks.
28159 (dump_scope_block): Prettier output; dump more flags and info.
28160 (dump_scope_blocks): New.
28161 (remove_unused_locals): Use dump_scope_blocks.
28162 * tree-flow.h (dump_scope_blocks): Declare.
28163 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
28164 * stmt.c (is_body_block): Remove.
28165 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
28166 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
28168 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
28170 PR middle-end/39308
28171 * graphite.c (graphite_loop_normal_form): Do not call
28172 number_of_iterations_exit from a gcc_assert.
28174 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28176 * config/s390/s390.c (s390_swap_cmp): Look for conditional
28177 jumps if COND is NULL.
28178 (find_cond_jump): New function.
28179 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
28180 * config/s390/s390.md: Remove z10_cobra attribute value.
28182 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
28184 * config/alpha/alpha.h (alpha_expand_mov): Return false if
28185 force_const_mem returns NULL_RTX.
28187 2009-02-26 Jan Hubicka <jh@suse.cz>
28190 * cgraph.h (varpool_output_debug_info): Remove.
28191 * cgraphunit.c (varpool_output_debug_info): Remove.
28192 * dwarf2out.c (deferred_locations_struct): New struct
28193 (deferred_locations): New type.
28194 (deferred_locations_list): New static var.
28195 (deffer_location): New function.
28196 (gen_variable_die): Use it.
28197 (decls_for_scope): Output info on local static vars.
28198 (dwarf2out_finish): Process deferred locations.
28199 * varpool.c (varpool_output_debug_info): Remove.
28201 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
28203 PR rtl-optimization/39241
28204 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
28205 to subreg_offset_representable_p.
28207 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
28209 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
28210 execute function prototype. Get f and nregs from max_reg_num
28211 and get_insns. Remove the first backward pass as it's dead,
28212 guard the forward pass by flag_expensive_optimizations.
28213 (rest_of_handle_regmove): Delete.
28214 (pass_regmove): Replace it with regmove_optimize.
28216 2009-02-25 Martin Jambor <mjambor@suse.cz>
28218 PR tree-optimization/39259
28219 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
28220 calls_alloca function flags.
28221 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
28222 calls are detected.
28224 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
28226 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
28227 flags_set_1_rtx, flags_set_1_set): Delete.
28228 (regmove_optimize): Do not call mark_flags_life_zones.
28230 2009-02-24 Julian Brown <julian@codesourcery.com>
28233 * config/arm/arm.c (require_pic_register): Only set
28234 cfun->machine->pic_reg once per function.
28236 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
28238 * doc/invoke.texi (Link Options): Document an easier way to pass
28239 options that take arguments to the GNU linker using -Xlinker and -Wl.
28241 2009-02-24 Steve Ellcey <sje@cup.hp.com>
28244 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
28246 2009-02-24 Richard Guenther <rguenther@suse.de>
28249 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
28251 2009-02-24 Richard Guenther <rguenther@suse.de>
28252 Zdenek Dvorak <ook@ucw.cz>
28254 PR tree-optimization/39233
28255 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
28256 from converting them to a generic type.
28258 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
28260 PR tree-optimization/39260
28261 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
28262 contains a condition with a real type.
28263 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
28265 2009-02-23 Jason Merrill <jason@redhat.com>
28268 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
28269 narrowing_initializer_constant_valid_p.
28270 (narrowing_initializer_constant_valid_p): Don't return
28271 null_pointer_node for adding a pointer to itself.
28273 2009-02-23 Jan Hubicka <jh@suse.cz>
28276 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
28279 2009-02-23 Jan Hubicka <jh@suse.cz>
28281 PR tree-optimization/37709
28282 * tree.c (block_ultimate_origin): Move here from dwarf2out.
28283 * tree.h (block_ultimate_origin): Declare.
28284 * dwarf2out.c (block_ultimate_origin): Move to tree.c
28285 * tree-ssa-live.c (remove_unused_scope_block_p):
28286 Eliminate blocks containig no instructions nor live variables nor
28288 (dump_scope_block): New function.
28289 (remove_unused_locals): Enable removal of dead blocks by default;
28290 enable dumping at TDF_DETAILS.
28292 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28294 * config/i386/i386.c (classify_argument): Don't allow COImode
28296 (function_arg_advance_32): Don't allow OImode.
28297 (function_arg_32): Likewise.
28298 (function_value_32): Likewise.
28299 (return_in_memory_32): Likewise.
28300 (function_arg_64): Remove OImode comment.
28302 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28305 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
28306 ix86_expand_vector_set for V4DImode in 64bit mode only.
28307 (ix86_expand_vector_init_one_var): Likewise.
28309 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
28311 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
28313 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28316 * loop-iv.c: Revert last change.
28317 * emit-rtl.c: Likewise.
28319 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28322 * config/i386/i386.c (type_natural_mode): Remove an extra
28323 space in the warning message.
28324 (function_value_32): Handle 32-byte vector modes.
28325 (return_in_memory_32): Likewise.
28327 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28329 * loop-iv.c (truncate_value): New function.
28330 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
28332 (lowpart_subreg): Move to...
28333 * emit-rtl.c: ...here.
28335 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
28337 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
28338 accidental and undocumented change at revision 140860.
28340 2009-02-21 Joseph Myers <joseph@codesourcery.com>
28342 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
28343 take gimple_seq * arguments.
28344 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
28345 types_compatible_p langhook.
28347 2009-02-20 Mark Mitchell <mark@codesourcery.com>
28348 Joseph Myers <joseph@codesourcery.com>
28350 * config/arm/arm.c (arm_builtin_va_list): New function.
28351 (arm_expand_builtin_va_start): Likewise.
28352 (arm_gimplify_va_arg_expr): Likewise.
28353 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
28354 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
28355 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
28356 (va_list_type): New variable.
28357 (arm_mangle_type): Mangle va_list_type appropriately.
28359 2009-02-20 Jakub Jelinek <jakub@redhat.com>
28361 PR middle-end/39157
28362 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
28363 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
28364 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
28365 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
28366 parameter to 1000 for -O1 by default.
28367 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
28369 * loop-invariant.c: Include params.h.
28370 (move_loop_invariants): Don't call move_single_loop_invariants on
28373 2009-02-20 Jaka Mocnik <jaka@xlab.si>
28375 * calls.c (emit_library_call_value_1): Use slot_offset instead of
28376 offset when calculating bounds for indexing stack_usage_map. Fixes
28377 a buffer overflow with certain target setups.
28379 2009-02-20 Jakub Jelinek <jakub@redhat.com>
28382 * calls.c (expand_call): Clear try_tail_call if caller and callee
28383 disagree in promotion of function return value.
28385 2009-02-19 Jakub Jelinek <jakub@redhat.com>
28388 * c-common.c (c_determine_visibility): If visibility changed and
28389 DECL_RTL has been already set, call make_decl_rtl to update symbol
28392 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
28395 * varasm.c (assemble_variable): Don't check DECL_NAME when
28396 globalizing a variable.
28398 2009-02-19 Joseph Myers <joseph@codesourcery.com>
28401 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
28402 expression before any __builtin_trap call.
28403 * c-typeck.c (build_function_call): Convert and check function
28404 arguments before generating a call to a trap. Evaluate the
28405 function arguments before the trap.
28407 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
28410 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
28411 (UNSPEC_FXAM_MEM): New unspec.
28412 (fxam<mode>2_i387_with_temp): New insn and split pattern.
28413 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
28414 memory using fxam<mode>2_i387_with_temp to remove excess precision.
28416 2009-02-19 Richard Guenther <rguenther@suse.de>
28418 PR tree-optimization/39207
28419 PR tree-optimization/39074
28420 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
28421 storedanything_tree): New.
28422 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
28423 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
28424 (build_succ_graph): Add edges from STOREDANYTHING to all
28426 (init_base_vars): Initialize STOREDANYTHING.
28427 (compute_points_to_sets): Free substitution info after
28428 building the succ graph.
28429 (ipa_pta_execute): Likewise.
28431 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
28433 (do_ds_constraint): Do not add to special var or non-pointer
28435 (type_could_have_pointers): Split out from ...
28436 (could_have_pointers): ... here. For arrays use the element type.
28437 (create_variable_info_for): Initialize may_have_pointers.
28438 (new_var_info): Likewise.
28439 (handle_lhs_call): Make the HEAP variable unknown-sized.
28440 (intra_create_variable_infos): Use a type with pointers for
28441 PARM_NOALIAS, make it unknown-sized.
28443 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
28446 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
28448 2009-02-18 Jason Merrill <jason@redhat.com>
28451 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
28452 value if DECL_EXTERNAL.
28453 * tree-sra.c (sra_walk_gimple_assign): Likewise.
28454 * target.h (gcc_target::binds_local_p): Clarify "module".
28455 * tree.h (TREE_PUBLIC): Clarify "module".
28457 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
28460 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
28461 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
28463 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
28466 * c.opt (Wabi): Support C and ObjC.
28469 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
28471 * config/i386/i386.c (classify_argument): Warn once about the ABI
28472 change when passing union with long double.
28474 * doc/invoke.texi: Update -Wabi for warning psABI changes.
28476 2009-02-18 Joseph Myers <joseph@codesourcery.com>
28479 * c-parser.c (c_parser_compound_statement): Always enter and leave
28482 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28485 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
28487 2009-02-18 Jakub Jelinek <jakub@redhat.com>
28489 PR tree-optimization/36922
28490 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
28491 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
28494 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28496 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
28499 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28501 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
28503 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28505 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
28508 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
28509 Richard Sandiford <rdsandiford@googlemail.com>
28511 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
28512 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
28513 (loongson_biadd): ...this.
28515 2009-02-17 Richard Guenther <rguenther@suse.de>
28517 PR tree-optimization/39202
28518 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
28519 a var make sure to follow existing collapses.
28521 2009-02-17 Richard Guenther <rguenther@suse.de>
28523 PR middle-end/39214
28524 * langhooks.c (lhd_print_error_function): Check for NULL block.
28526 2009-02-17 Richard Guenther <rguenther@suse.de>
28528 PR tree-optimization/39204
28529 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
28532 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
28534 * config/soft-fp/double.h: Update from glibc CVS.
28536 2009-02-17 Richard Guenther <rguenther@suse.de>
28538 PR tree-optimization/39207
28539 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
28540 strict-aliasing warnings for pointers pointing to NULL.
28542 2009-02-16 Joseph Myers <joseph@codesourcery.com>
28545 * c-parser.c (c_parser_braced_init): Call pop_init_level when
28546 skipping until next close brace.
28548 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
28551 * config/i386/i386.c (ix86_expand_push): Set memory alignment
28552 to function argument boundary.
28554 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28556 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
28557 in the lea_add. Reload eventually constraints it properly.
28558 * config/picochip/constraints.md: Remove the target constraint
28559 "b", since it is not needed anymore.
28561 2009-02-16 Jakub Jelinek <jakub@redhat.com>
28563 * gthr-dce.h: Uglify function parameter and local variable names.
28564 * gthr-gnat.h: Likewise.
28565 * gthr-mipssde.h: Likewise.
28566 * gthr-nks.h: Likewise.
28567 * gthr-posix95.h: Likewise.
28568 * gthr-posix.h: Likewise.
28569 * gthr-rtems.h: Likewise.
28570 * gthr-single.h: Likewise.
28571 * gthr-solaris.h: Likewise.
28572 * gthr-tpf.h: Likewise.
28573 * gthr-vxworks.h: Likewise.
28574 * gthr-win32.h: Likewise.
28576 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
28579 * config/i386/i386.md: Restrict the new peephole2 to move
28580 between MMX/SSE registers.
28582 2009-02-15 Richard Guenther <rguenther@suse.de>
28585 2009-02-13 Richard Guenther <rguenther@suse.de>
28587 * configure.ac: Enable LFS.
28588 * configure: Re-generate.
28589 * config.in: Likewise.
28591 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28593 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
28594 spu_srqwbyte, spu_srqwbytebc): Define.
28595 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
28596 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
28597 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
28598 "shrqby_<mode>"): New insn-and-split patterns.
28599 * config/spu/spu.c (expand_builtin_args): Determine and return
28600 number of operands using spu_builtin_description data.
28601 (spu_expand_builtin_1): Use it.
28603 2009-02-13 Steve Ellcey <sje@cup.hp.com>
28606 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
28609 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28612 * config/i386/i386.c (override_options): Correct warning
28613 messages for -malign-loops, -malign-jumps and -malign-functions.
28615 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28618 * config/i386/i386.md: Restrict the new peephole2 to move
28619 between the general purpose registers.
28621 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28624 * config/i386/i386.c (type_natural_mode): Add a new argument.
28625 Return the original mode and warn ABI change if vector size is 32byte.
28626 (function_arg_advance): Updated.
28627 (function_arg): Likewise.
28628 (ix86_function_value): Likewise.
28629 (ix86_return_in_memory): Likewise.
28630 (ix86_sol10_return_in_memory): Likewise.
28631 (ix86_gimplify_va_arg): Likewise.
28632 (function_arg_32): Don't warn ABX ABI change here.
28633 (function_arg_64): Likewise.
28635 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
28637 * loop-iv.c (implies_p): In the final case, test that operands 0
28638 of the two comparisons match.
28640 * config/bfin/bfin.c (find_prev_insn_start): New function.
28641 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
28642 (find_next_insn_start): Move.
28644 2009-02-13 Richard Guenther <rguenther@suse.de>
28646 * configure.ac: Enable LFS.
28647 * configure: Re-generate.
28648 * config.in: Likewise.
28650 2009-02-13 Joseph Myers <joseph@codesourcery.com>
28653 * c-parser.c (c_parser_parms_list_declarator): Discard pending
28654 sizes on syntax error after some arguments have been parsed.
28656 2009-02-12 Jakub Jelinek <jakub@redhat.com>
28658 * doc/invoke.texi (-fira): Remove.
28660 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28662 * caller-save.c: Replace regclass.c with reginfo.c in comments.
28663 * recog.c: Likewise.
28666 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
28668 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
28669 (umul_ppmm): Likewise.
28670 (count_leading_zeros): Likewise.
28671 (count_trailing_zeros): Likewise.
28672 (UMUL_TIME): Likewise.
28674 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28676 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
28677 soft-fp/t-softfp to tmake_file.
28679 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
28680 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
28681 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
28682 IA64_BUILTIN_INFQ]: New.
28683 (ia64_init_builtins): Initialize __builtin_infq,
28684 __builtin_fabsq and __builtin_copysignq if not HPUX.
28685 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
28686 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
28688 * config/ia64/lib1funcs.asm (__divtf3): Define only if
28690 (__fixtfti): Likewise.
28691 (__fixunstfti): Likewise.
28692 (__floattitf): Likewise.
28694 * config/ia64/libgcc-glibc.ver: New.
28695 * config/ia64/t-fprules-softfp: Likewise.
28696 * config/ia64/sfp-machine.h: Likewise.
28698 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
28699 (LIBGCC2_TF_CEXT): Likewise.
28700 (TF_SIZE): Likewise.
28701 (TARGET_INIT_LIBFUNCS): Likewise.
28703 * config/ia64/t-glibc (SHLINB_MAPFILES):
28704 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
28706 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28708 * config/i386/i386.c (construct_container): Rewrite processing
28709 BLKmode with X86_64_SSE_CLASS.
28711 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
28714 * config/i386/i386.md: Replace simplify_replace_rtx with
28715 replace_rtx in the new peephole2.
28717 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
28719 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
28720 loop unrolling do not happen at -O2.
28722 2009-02-12 Michael Matz <matz@suse.de>
28724 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
28726 2009-02-12 Jakub Jelinek <jakub@redhat.com>
28728 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
28731 2009-02-12 Ben Elliston <bje@au.ibm.com>
28733 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
28734 patterns when updating the back chain. Missed in the 2009-02-10
28737 2009-02-11 Janis Johnson <janis187@us.ibm.com>
28739 * doc/extend.texi (Decimal Floating Types): Update identifier of
28740 draft TR and list of missing support.
28742 2009-02-11 Jakub Jelinek <jakub@redhat.com>
28744 PR middle-end/39154
28745 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
28746 bit to variable length decl's flags, add it also to its
28747 pointer replacement variable.
28749 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
28750 Jakub Jelinek <jakub@redhat.com>
28753 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
28754 (memory_blockage): New expander.
28755 (*memory_blockage): New insn pattern.
28756 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
28757 instead of general blockage at the end of function prologue when
28758 frame pointer is used to access red zone area. Do not emit blockage
28759 when profiling, it is emitted in generic code.
28760 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
28761 function epilogue when frame pointer is used to access red zone area.
28763 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
28766 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
28767 by arithmetic with memory operands.
28768 * config/i386/predicates.md (commutative_operator): New.
28770 2009-02-10 Janis Johnson <janis187@us.ibm.com>
28772 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
28775 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
28777 * alias.h (record_alias_subset): Declare.
28778 * alias.c (record_alias_subset): Make global.
28780 2009-02-10 Nick Clifton <nickc@redhat.com>
28782 * tree-parloops.c: Change license to GPLv3.
28783 * ipa-struct-reorg.c: Change license to GPLv3.
28784 * ipa-struct-reorg.h: Change license to GPLv3.
28786 2009-02-10 Steve Ellcey <sje@cup.hp.com>
28789 * c-decl.c (start_struct): Return NULL on error.
28791 2009-02-10 Jakub Jelinek <jakub@redhat.com>
28793 PR middle-end/39124
28794 * cfgloopmanip.c (remove_path): Call remove_bbs after
28795 cancel_loop_tree, not before it.
28798 * function.h (struct function): Add has_local_explicit_reg_vars bit.
28799 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
28800 VAR_DECLs were seen.
28801 * tree-ssa-live.c (remove_unused_locals): Recompute
28802 cfun->has_local_explicit_reg_vars.
28803 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
28804 copies or clearings if cfun->has_local_explicit_reg_vars.
28806 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
28809 * config/i386/i386.c (expand_prologue): Emit blockage at the end
28810 of function prologue when frame pointer is used to access
28813 2009-02-10 Richard Guenther <rguenther@suse.de>
28815 PR middle-end/39127
28816 * gimplify.c (gimple_regimplify_operands): Always look if
28817 we need to create a temporary.
28819 2009-02-10 Richard Guenther <rguenther@suse.de>
28821 PR tree-optimization/39132
28822 * tree-loop-distribution.c (todo): New global var.
28823 (generate_memset_zero): Trigger TODO_rebuild_alias.
28824 (tree_loop_distribution): Return todo.
28826 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
28829 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
28830 (x86_64_reg_class_name): Removed.
28831 (classify_argument): Return 0 if bytes > 32. Return 0 if the
28832 first one isn't X86_64_SSE_CLASS or any other ones aren't
28833 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
28834 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
28835 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
28836 and 3 X86_64_SSEUP_CLASS.
28837 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
28838 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
28840 2009-02-10 Ben Elliston <bje@au.ibm.com>
28842 * config/rs6000/rs6000.md (allocate_stack): Always use an update
28843 form instruction to update the stack back chain word, even if the
28844 user has disabled the generation of update instructions.
28845 (movdi_<mode>_update_stack): New.
28846 (movsi_update_stack): Likewise.
28847 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
28848 always use an update form instruction to update the stack back
28851 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
28853 PR middle-end/38953
28854 * graphite.c (if_region_set_false_region): After moving a region in
28855 the false branch of a condition, remove the empty dummy basic block.
28856 (gloog): Remove wrong fix for PR38953.
28858 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28860 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
28861 generation due to implicit sign extension.
28863 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
28865 PR middle-end/38981
28866 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
28867 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
28869 2009-02-09 Richard Guenther <rguenther@suse.de>
28871 PR middle-end/35202
28872 * convert.c (convert_to_real): Disable (float)fn((double)x)
28873 to fnf(x) conversion if errno differences may occur and
28874 -fmath-errno is set.
28876 2009-02-07 Anatoly Sokolov <aesok@post.ru>
28878 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
28879 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
28880 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
28882 2009-02-06 Joseph Myers <joseph@codesourcery.com>
28885 * c-common.c (handle_alias_attribute): Disallow attribute for
28886 anything not a FUNCTION_DECL or VAR_DECL.
28888 2009-02-06 Janis Johnson <janis187@us.ibm.com>
28891 * real.c (do_compare): Special-case compare of zero against
28892 decimal float value.
28894 2009-02-06 Joseph Myers <joseph@codesourcery.com>
28897 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
28898 as indicating flexible array members unless the field itself is
28899 being declarared as the incomplete array.
28901 2009-02-06 Jan Hubicka <jh@suse.cz>
28903 PR tree-optimization/38844
28904 * ipa-inline.c (try_inline): Stop inlining recursion when edge
28905 is already inlined.
28907 2009-02-06 Richard Guenther <rguenther@suse.de>
28909 PR middle-end/38977
28910 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
28911 fork because we may expand it as __gcov_fork.
28913 2009-02-06 Nick Clifton <nickc@redhat.com>
28915 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
28917 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
28919 PR tree-optimization/35659
28920 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
28921 vn_phi_eq): Shortcut if hashcode does not match.
28922 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
28924 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
28925 and avoid iterative_hash_expr.
28926 (FOR_EACH_VALUE_ID_IN_SET): New.
28927 (value_id_compare): Remove.
28928 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
28929 sort expressions by value id.
28931 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
28934 * config/sh/predicates.md (general_movsrc_operand): Don't check
28935 the subreg of system registers here.
28937 2009-02-05 Jakub Jelinek <jakub@redhat.com>
28940 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
28941 on the copied decl.
28943 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
28945 PR rtl-optimization/39110
28946 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
28947 addresses, not aligned ones.
28949 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
28950 Richard Guenther <rguenther@suse.de>
28952 PR tree-optimization/39100
28953 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
28954 comment says and add edges.
28956 2009-02-05 Joseph Myers <joseph@codesourcery.com>
28959 * c-common.c (handle_tls_model_attribute): Ignore attribute for
28960 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
28962 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
28964 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
28965 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
28966 register_bb_in_sese, new_sese, free_sese): Moved.
28967 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
28968 outermost_loop_in_scop, build_scop_iteration_domain,
28969 expand_scalar_variables_ssa_name, get_vdef_before_scop,
28970 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
28971 Use loop_in_sese_p instead of loop_in_scop_p.
28972 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
28973 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
28974 (scopdet_basic_block_info): Fix bug in scop detection.
28975 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
28976 eq_loop_to_cloog_loop): Remove.
28977 (nb_loops_around_loop_in_scop, nb_loop
28978 ref_nb_loops): Moved here...
28979 * graphite.h (ref_nb_loops): ... from here.
28980 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
28981 (loop_domain_dim, loop_iteration_vector_dim): Remove.
28982 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
28984 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
28985 Hans-Peter Nilsson <hp@axis.com>
28987 PR rtl-optimization/37889
28988 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
28989 Move offset handling from PLUS to before the switch. Use new
28990 arguments when considering SYMBOL_REFs too.
28991 (rtx_addr_can_trap_p): Pass dummy offset and size.
28992 (enum may_trap_p_flags): Remove.
28993 (may_trap_p_1): Pass size from MEM_SIZE.
28995 PR rtl-optimization/38921
28996 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
28997 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
28998 * rtlanal.c (may_trap_after_code_motion_p): Delete.
28999 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
29001 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
29003 AVX Programming Reference (January, 2009)
29004 * config/i386/sse.md (*vpclmulqdq): New.
29006 2009-02-04 Jakub Jelinek <jakub@redhat.com>
29008 PR tree-optimization/38977
29009 PR gcov-profile/38292
29010 * calls.c (special_function_p): Disregard __builtin_ prefix.
29012 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
29014 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
29015 non-indexable addresses even before reload.
29017 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29020 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
29021 as having variable size. Do not give an error for unnamed
29022 parameters with [*] declarators. Give a warning for type names
29023 with [*] declarators and mark them as variable size.
29024 * c-parser.c (c_parser_sizeof_expression): Do not give an error
29025 for sizeof applied to [*] type names.
29027 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
29030 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
29032 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29034 * gcc.c (process_command): Update copyright notice dates.
29035 * gcov.c (print_version): Likewise.
29036 * gcov-dump.c (print_version): Likewise.
29037 * mips-tfile.c (main): Likewise.
29038 * mips-tdump.c (main): Likewise.
29040 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29043 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
29044 for composite type involving a zero-length array type.
29046 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29049 * function.c (match_asm_constraints_1): Skip over
29050 initial optional % in the constraint.
29052 PR inline-asm/39059
29053 * c-parser.c (c_parser_postfix_expression): If fixed point is not
29054 supported, don't accept FIXED_CSTs.
29055 * c-decl.c (finish_declspecs): Error if fixed point is not supported
29056 and _Sat is used without _Fract/_Accum. Set specs->type to
29057 integer_type_node for cts_fract/cts_accum if fixed point is not
29060 2009-02-02 Catherine Moore <clm@codesourcery.com>
29062 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
29064 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
29066 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
29067 (ABI_HAS_64BIT_SYMBOLS): Use it.
29068 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
29070 2009-02-02 Paul Brook <paul@codesourcery.com>
29072 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
29074 2009-02-02 Jakub Jelinek <jakub@redhat.com>
29076 PR inline-asm/39058
29077 * recog.h (asm_operand_ok): Add constraints argument.
29078 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
29079 recurse on matching constraint.
29080 (check_asm_operands): Pass constraints as 3rd argument to
29081 asm_operand_ok. Don't look up matching constraint here.
29082 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
29085 2009-02-02 Ben Elliston <bje@au.ibm.com>
29087 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
29088 TARGET_NARROW_VOLATILE_BITFIELD macro names.
29090 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29092 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
29093 information. Remove some obsolete information. Reorganize.
29095 * config/pa/fptr.c: Revert license to GPL 2.
29096 * config/pa/milli64.S: Likewise.
29098 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29101 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
29102 LIBRARY name in, instead of hard-coding it.
29103 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
29104 extra target make frag to tmake_files according to EH model.
29105 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
29106 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
29107 frags that define makefile variable EH_MODEL appropriately.
29108 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
29109 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
29110 to "-sjlj" according to type of EH configured.
29111 (LIBGCC_SONAME): Concatenate it to shared library base name.
29112 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
29113 to "_sjlj" according to type of EH configured.
29114 (LIBGCC_SONAME): Concatenate it to shared library base name.
29115 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
29116 (SHLIB_LINK): Add missing semicolon to if-else construct.
29117 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29118 string value of "pe_dll" command-line option.
29119 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
29120 (SHLIB_SONAME): Use it when overriding t-cygming default.
29121 (SHLIB_IMPLIB): Override t-cygming default.
29122 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29123 string value of "pe_dll" command-line option.
29125 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29128 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
29129 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
29131 2009-01-31 Richard Guenther <rguenther@suse.de>
29133 PR tree-optimization/38937
29134 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
29135 computing the transitive closure.
29137 2009-01-30 Richard Guenther <rguenther@suse.de>
29139 PR tree-optimization/39041
29140 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
29141 Propagate variable indices only if the types match for this stmt.
29143 2009-01-30 Jakub Jelinek <jakub@redhat.com>
29146 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
29147 inline but never defined.
29149 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
29151 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
29152 (*insv_h_di_reg_extimm): New insn.
29153 (*insv_l<mode>_reg_extimm): New insn.
29155 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29157 * config/picochip/picochip.c (flag_conserve_stack): set
29158 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
29159 fconserve-stack. Reduce call-overhead used by inliner.
29161 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29164 * common.opt (flag_conserve_stack): Initialised to zero.
29166 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
29169 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
29170 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
29173 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
29175 * ira-color.c (allocno_reload_assign): Update comments.
29176 * regmove.c (regmove_optimize): Likewise.
29180 2009-01-29 Robert Millan <rmh@aybabtu.com>
29182 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
29183 * config/i386/kopensolaris-gnu.h: New file. Undefine
29184 `MD_UNWIND_SUPPORT'.
29185 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
29187 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
29189 PR tree-optimization/39007
29190 * tree-loop-distribution.c (generate_builtin): Use
29191 recompute_dominator to compute the immediate dominator of the
29192 basic block just after the loop.
29194 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
29196 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
29197 (ASM_OUTPUT_DWARF_PCREL): Define.
29199 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
29201 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
29202 * doc/passes.texi: Remove entries about regclass, local-alloc, and
29203 global. Modify entries about regmove and IRA.
29205 * ra-conflict.c: Remove the file.
29207 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
29209 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
29210 (pass_regclass_init): Rename to pass_reginfo_init.
29212 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
29214 * toplev.h (flag_ira): Remove.
29216 * caller-save.c (setup_save_areas): Remove flag_ira.
29218 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
29220 * global.c: Remove the file.
29222 * opts.c (decode_options): Remove flag_ira.
29224 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
29226 * regmove.c: Modify file description.
29227 (find_use_as_address, try_auto_increment): Define them only if
29228 AUTO_INC_DEC is defined.
29229 (replacement_quality, replace_in_call_usage, fixup_match_1,
29230 stable_and_no_regs_but_for_p): Remove.
29231 (reg_set_in_bb): Make it static.
29232 (regmove_optimize): Remove flag_ira and code which worked for
29235 * local-alloc.c: Remove the file.
29237 * common.opt (fira): Remove.
29239 * ira.c: Include except.h.
29240 (eliminable_regset): Move from global.c.
29241 (mark_elimination): Ditto. Remove flag_ira.
29242 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
29243 equiv_mem_modified, validate_equiv_mem_from_store,
29244 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
29245 contains_replace_regs, memref_referenced_p, memref_used_between_p,
29246 no_equiv, recorded_label_ref): Move from local-alloc.c.
29247 (update_equiv_regs): Ditto. Make it static.
29248 (print_insn_chain, print_insn_chains): Move it from global.c.
29249 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
29250 (build_insn_chain): Ditto. Make it static.
29251 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
29252 Rename to init_live_subregs.
29253 (gate_ira): Remove flag_ira.
29255 * regclass.c: Rename reginfo.c. Change file description.
29256 (FORBIDDEN_INC_DEC_CLASSES): Remove.
29257 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
29258 (init_reg_sets_1): Remove code for evaluation of
29259 reg_class_superclasses and losing_caller_save_reg_set.
29260 (init_regs): Remove init_reg_autoinc.
29261 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
29262 ok_for_base_p_nonstrict): Remove.
29263 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
29264 (pass_regclass_init): Rename to pass_reginfo_init. Modify
29265 corresponding entries.
29266 (dump_regclass, record_operand_costs, scan_one_insn,
29267 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
29268 record_address_regs, auto_inc_dec_reg_p): Remove.
29269 (gt-regclass.h): Rename to gt-reginfo.h.
29271 * rtl.h (dump_global_regs, retry_global_alloc,
29272 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
29274 * Makefile.in (RA_H): Remove.
29275 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
29276 Rename regclass.o to reginfo.o.
29277 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
29279 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
29280 (GTFILES): Rename regclass.c to reginfo.c.
29282 * passes.c (init_optimization_passes): Remove pass_local_alloc and
29283 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
29285 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29286 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
29288 (finish_spills): Ditto. Remove code for !flag_ira.
29290 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
29292 PR middle-end/35854
29293 * doc/invoke.texi (rtl debug options): Complete rewrite.
29294 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
29296 * mode-switching.c (pass_mode_switching): Rename pass from
29297 "mode-sw" to "mode_sw".
29298 * except.c (pass_convert_to_eh_ranges): Rename pass from
29299 "eh-ranges" to "eh_ranges".
29300 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
29304 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
29305 Alexander Monakov <amonakov@ispras.ru>
29307 PR middle-end/38857
29308 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
29310 (move_exprs_to_boundary): Change return type and pass through
29311 should_move from move_op. Relax assert. Update usage ...
29312 (schedule_expr_on_boundary): ... here. Use should_move instead of
29314 (move_op_orig_expr_found): Indicate that insn was disconnected from
29316 (code_motion_process_successors): Do not call after_merge_succs
29317 callback if original expression was not found when traversing any of
29319 (code_motion_path_driver): Change return type. Update prototype.
29320 (move_op): Update comment. Add a new parameter (should_move). Update
29321 prototype. Set *should_move based on indication provided by
29322 move_op_orig_expr_found.
29324 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
29326 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
29327 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
29328 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
29329 * config/rs6000/rs6000.c (rs6000_override_options): Default
29330 avoid-indexed-addresses on for Power6, off for everything else.
29331 (avoiding_indexed_address_p): New function.
29332 (rs6000_legitimize_address): Use it.
29333 (rs6000_legitimate_address): Likewise.
29334 * config/rs6000/rs6000.md (movXX_updateX): Likewise
29336 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
29338 PR tree-optimization/38997
29339 * tree-loop-distribution.c (generate_memset_zero): Use
29340 POINTER_PLUS_EXPR for a pointer addition.
29342 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
29344 * config/s390/s390.md (bswap<mode>2): New pattern added.
29346 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29348 * config/s390/s390.md (*tls_load_31): Added type attribute.
29350 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29352 * config/s390/s390.md: Fix a few comments.
29354 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29356 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
29357 (*tm<mode>_full): Fixed z10prop attribute.
29358 (*tst<mode>_extimm): Fixed z10prop attribute.
29359 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
29360 (*tstqiCCT_cconly): Fixed z10prop attribute.
29361 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
29362 (*movsi_larl): Fixed z10prop attribute.
29363 (*movsi_zarch): Fixed z10prop attribute.
29364 (*movsi_eas): Fixed z10prop attribute.
29365 (*movhi): Fixed z10prop attribute.
29366 (*movqi): Fixed z10prop attribute.
29367 (*movstrictqi): Fixed z10prop attribute.
29368 (*mov<mode>): Fixed z10prop attribute.
29369 (*movcc): Fixed z10prop attribute.
29370 (*sethighpartdi_64): Fixed z10prop attribute.
29371 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
29372 (*negdi2_sign_cc): Fixed z10prop attribute.
29373 (*negdi2_sign): Fixed z10prop attribute.
29374 (*absdi2_sign_cc): Fixed z10prop attribute.
29375 (*absdi2_sign): Fixed z10prop attribute.
29376 (*negabsdi2_sign_cc): Fixed z10prop attribute.
29377 (*negabsdi2_sign): Fixed z10prop attribute.
29378 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
29379 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
29380 (doloop_si64): Fixed z10prop attribute.
29381 (doloop_si31): Fixed z10prop attribute.
29382 (doloop_long): Fixed z10prop attribute.
29383 (indirect_jump): Fixed z10prop attribute.
29384 (nop): Fixed z10prop attribute.
29385 (main_base_64): Fixed z10prop attribute.
29386 (reload_base_64): Fixed z10prop attribute.
29388 2009-01-28 Jakub Jelinek <jakub@redhat.com>
29390 PR rtl-optimization/38740
29391 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
29393 * config/mips/mips.c (mips_reorg): Likewise.
29395 2009-01-28 Richard Guenther <rguenther@suse.de>
29397 PR tree-optimization/38926
29398 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
29399 with the correct value id to a value.
29400 (do_regular_insertion): Use the value number of edoubleprime
29401 for the value number of the expr.
29404 2008-08-21 Richard Guenther <rguenther@suse.de>
29406 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
29407 a PHI ask VN if it is already available.
29408 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
29409 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
29411 2009-01-28 Jakub Jelinek <jakub@redhat.com>
29413 PR middle-end/38934
29414 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
29415 set to varying whenever max has TREE_OVERFLOW set, similarly
29416 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
29418 2009-01-28 Richard Guenther <rguenther@suse.de>
29420 PR middle-end/38908
29421 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
29422 uninitialized aggregate uses in call arguments.
29424 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
29426 PR tree-optimization/38984
29427 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
29428 the nothing_id variable if -fno-delete-null-pointer-checks.
29430 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
29433 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
29434 (set_got_offset_rex64): Ditto.
29436 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
29439 * doc/extend.texi: Improve local variable with asm reg.
29441 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
29443 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
29444 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
29445 was not supplied then set warn_packed_bitfield_compat to the
29446 default value of 1.
29447 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
29450 2009-01-27 Richard Guenther <rguenther@suse.de>
29452 PR tree-optimization/38503
29453 * cfgexpand.c (expand_gimple_basic_block): Ignore
29454 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
29455 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
29456 variables that cannot have TBAA applied.
29457 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
29460 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
29462 PR middle-end/38969
29463 * calls.c (initialize_argument_information): Do not wrap complex
29464 arguments in SAVE_EXPR.
29466 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
29468 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
29469 (INSTALL_LIBGCC): Revert typo commit.
29471 2009-01-26 Richard Guenther <rguenther@suse.de>
29473 PR tree-optimization/38745
29474 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
29475 from special handling.
29477 2009-01-26 Richard Guenther <rguenther@suse.de>
29479 PR tree-optimization/38745
29480 * tree-ssa.c (execute_update_addresses_taken): Do not include
29481 variables that cannot possibly be a register in not_reg_needs.
29482 Do not clear TREE_ADDRESSABLE on vars that may not become
29484 * tree-ssa.c (update_alias_info_1): Include those in the set
29485 of addressable vars.
29487 2009-01-26 Richard Guenther <rguenther@suse.de>
29489 PR middle-end/38851
29490 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
29491 * tree-ssa-dse.c: Include langhooks.h
29492 (execute_simple_dse): Remove stores with zero size.
29494 2009-01-24 Jakub Jelinek <jakub@redhat.com>
29497 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
29500 2009-01-24 Julian Brown <julian@codesourcery.com>
29502 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
29503 config/arm/linux-atomic.c.
29504 * config/arm/linux-atomic.c: New.
29506 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
29508 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
29509 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
29510 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
29512 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
29515 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
29518 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
29520 PR tree-optimization/38953
29521 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
29522 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
29523 (gloog): Split the exit of the scop when the scop exit is a loop exit.
29524 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
29527 2009-01-24 Paul Brook <paul@codesourcery.com>
29529 * config/arm/neon.md (neon_type): Move to arm.md.
29530 (neon_mov<VSTRUCT>): Add neon_type attribute.
29531 * config/arm/arm.md (neon_type): Move to here.
29532 (conds): Add "unconditioal" and use as default for NEON insns.
29534 2009-01-24 Ben Elliston <bje@au.ibm.com>
29536 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
29537 void *' warning from -Wc++-compat.
29538 * Makefile.in (dominance.o-warn): Remove.
29540 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
29542 PR tree-optimization/38932
29543 * fold-const.c (fold_unary_ignore_overflow): New.
29544 * tree.h (fold_unary_ignore_overflow): Declare.
29545 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
29546 * tree-ssa-sccvn.c (visit_reference_op_load,
29547 simplify_unary_expression): Likewise.
29549 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
29551 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
29552 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
29553 regardless of their type.
29554 * c-common.c (handle_packed_attribute): Don't ignore packed on
29556 * c.opt (Wpacked-bitfield-compat): New warning option.
29557 * stor-layout.c (place_field): Warn if offset of a field changed.
29558 * doc/extend.texi (packed): Mention the ABI change.
29559 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
29560 (Warning Options): Add it to the list.
29562 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
29564 * c-opts.c (c_common_post_options): Fix a typo in comments.
29566 2009-01-22 Steve Ellcey <sje@cup.hp.com>
29568 PR middle-end/38615
29569 * gimplify.c (gimplify_init_constructor): Fix promotion of const
29570 variables to static.
29571 * doc/invoke.texi (-fmerge-all-constants): Update description.
29573 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
29576 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
29577 (*movdi_1_rex64): Use type "mmx" for alternative 5.
29579 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
29581 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
29583 (LOCAL_ALIGNMENT): Similarly.
29585 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
29586 Joseph Myers <joseph@codesourcery.com>
29588 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
29589 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
29590 * config/arm/arm-tune.md: Regenerate.
29591 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
29594 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
29596 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
29597 version number to five.
29599 2009-01-22 Dodji Seketeli <dodji@redhat.com>
29602 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
29603 * c-common.c (set_underlying_type): Likewise.
29604 (is_typedef_decl ): Likewise
29606 (set_underlying_type): Likewise.
29607 (is_typedef_type): Likewise.
29609 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
29611 PR middle-end/38587
29612 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
29615 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
29618 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
29619 (LIBGCC_SPEC): Don't define.
29620 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
29622 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
29624 PR rtl-optimization/38879
29625 * alias.c (base_alias_check): Unaligned access via AND address can
29626 alias all surrounding object types except those with sizes equal
29627 or wider than the size of unaligned access.
29629 2009-01-21 Dodji Seketeli <dodji@redhat.com>
29632 * c-decl.c (clone_underlying_type): Move this ...
29633 * c-common.c (set_underlying_type): ... here.
29634 Also, make sure the function properly sets TYPE_STUB_DECL() on
29635 the newly created typedef variant type.
29636 (is_typedef_decl ): New entry point.
29637 * tree.h: Added a new member member_types_needing_access_check to
29638 struct tree_decl_non_common.
29639 (set_underlying_type): New entry point.
29640 (is_typedef_type): Likewise.
29642 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
29644 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
29645 Check whether two instructions have memory references that
29646 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
29647 are helper functions for traversing.
29648 * alias.h (insn_alias_sets_confilict_p): New prototypes.
29649 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
29650 not to draw dependency edge for instructions with non-conflicting
29653 2009-01-20 Joseph Myers <joseph@codesourcery.com>
29656 * longlong.h: Update copyright years. Use soft-fp license notice.
29657 Sync __clz_tab declaration with glibc.
29659 2009-01-20 Steve Ellcey <sje@cup.hp.com>
29662 * doc/extend.texi (syscall_linkage): New.
29663 (version_id): Modify.
29665 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
29666 Richard Guenther <rguenther@suse.de>
29668 PR tree-optimization/38747
29669 PR tree-optimization/38748
29670 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
29671 conversion if the base address is an indirect reference and the
29672 aliasing sets could cause issues.
29674 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
29676 * common.opt (fgraphite, fgraphite-identity): Add comment for
29677 explaining why these options are not documented.
29679 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
29681 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
29682 gimple_call_lhs is NULL.
29684 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
29687 * emit-rtl.c (adjust_address_1): Make sure memref is never
29690 2009-01-20 Ben Elliston <bje@au.ibm.com>
29692 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
29693 const qualifier from arg parameter. Remove unnecessary cast to char *.
29694 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
29695 const qualifier from arg 2.
29697 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
29699 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
29701 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
29704 * rtl.h (reinit_regs): New prototype.
29705 * regclass.c: Include ira.h.
29706 (reinit_regs): New.
29707 * Makefile.in (regclass.o): Add ira.h.
29708 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
29710 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
29713 * c-common.c (handle_aligned_attribute): Use
29714 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
29715 default alignment value.
29717 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
29719 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
29720 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
29722 * doc/extend.texi: Update __attribute__ ((aligned)). Document
29723 __BIGGEST_ALIGNMENT__.
29725 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
29727 2009-01-18 Richard Guenther <rguenther@suse.de>
29729 PR tree-optimization/38819
29730 * tree-flow.h (operation_could_trap_helper_p): Declare.
29731 * tree-eh.c (operation_could_trap_helper_p): Export.
29732 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
29733 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
29734 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
29735 are about to insert a possibly trapping instruction and fail
29738 2009-01-18 Andreas Schwab <schwab@suse.de>
29740 * doc/install.texi (Configuration): Remove obsolete paragraph
29741 about use of --with-gnu-ld with --with-gnu-as.
29743 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
29745 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
29746 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
29747 Follow spelling conventions.
29749 2009-01-18 Ben Elliston <bje@au.ibm.com>
29751 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
29752 C++ warning about implicit conversion from void * to struct
29754 (bitmap_obstack_free): Likewise for bitmap_element *.
29755 * Makefile.in (bitmap.o-warn): Remove.
29757 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
29759 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
29761 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
29762 Tobias Grosser <tobi.grosser@amd.com>
29764 * graphite.c (graphite_trans_scop_block): Do not block single
29767 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
29769 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
29770 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
29771 test with assertion.
29773 2009-01-16 Richard Guenther <rguenther@suse.de>
29775 PR tree-optimization/38835
29776 PR middle-end/36227
29777 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
29778 and INT + PTR -> (INT)(PTR p+ INT) folding.
29779 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
29781 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
29784 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
29785 the subreg from a lowpart subreg if it is also casting the value.
29787 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
29788 Tobias Grosser <tobi.grosser@amd.com>
29790 * graphite.c (compare_prefix_loops): New.
29791 (build_scop_canonical_schedules): Rewritten.
29792 (graphite_transform_loops): Move build_scop_canonical_schedules
29793 after build_scop_iteration_domain.
29795 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
29796 Tobias Grosser <tobi.grosser@amd.com>
29798 * graphite.c (add_conditions_to_domain): Add the loops to
29799 the dimension of the iteration domain. Do copy the domain
29800 only when it exists.
29801 (build_scop_conditions_1): Do not call add_conditions_to_domain.
29802 (add_conditions_to_constraints): New.
29803 (can_generate_code_stmt, can_generate_code): Removed.
29804 (gloog): Do not call can_generate_code.
29805 (graphite_transform_loops): Call add_conditions_to_constraints
29806 after building the iteration domain.
29808 2009-01-16 Jakub Jelinek <jakub@redhat.com>
29810 PR tree-optimization/38789
29811 * tree-ssa-threadedge.c
29812 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
29813 __builtin_constant_p.
29815 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
29817 * dce.c (delete_unmarked_insns): Reversed the order that insns are
29818 examined before deleting them.
29820 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
29822 * function.c (aggregate_value_p): Correctly extract the function
29823 type from CALL_EXPR_FN lookup.
29825 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29827 * config/picochip/picochip.c (picochip_override_options): Revert
29828 CFI asm flag disable commited previously.
29830 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
29831 Tobias Grosser <tobi.grosser@amd.com>
29832 Jan Sjodin <jan.sjodin@amd.com>
29834 * graphite.c (scan_tree_for_params): On substractions negate
29835 all the coefficients of the term.
29836 (clast_to_gcc_expression_red): New. Handle reduction expressions
29837 of more than two operands.
29838 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
29839 (get_vdef_before_scop): Handle also the case of default definitions.
29841 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
29843 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
29844 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
29845 Also use them when walking CALL_INSN_FUNCTION_USAGE.
29847 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
29848 Joey Ye <joey.ye@intel.com>
29850 PR middle-end/37843
29851 * cfgexpand.c (expand_stack_alignment): Don't update stack
29852 boundary nor check incoming stack boundary here.
29853 (gimple_expand_cfg): Update stack boundary and check incoming
29854 stack boundary here.
29856 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
29858 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
29860 2009-01-14 Jakub Jelinek <jakub@redhat.com>
29862 PR rtl-optimization/38245
29863 * calls.c (expand_call): Add stack arguments to
29864 CALL_INSN_FUNCTION_USAGE even for pure calls (when
29865 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
29866 in regs and partially in memory or BLKmode arguments.
29867 (emit_library_call_value_1): Add stack arguments to
29868 CALL_INSN_FUNCTION_USAGE even for pure calls (when
29869 ACCUMULATE_OUTGOING_ARGS).
29870 * dce.c: Include tm_p.h.
29871 (find_call_stack_args): New function.
29872 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
29874 (mark_insn): Call find_call_stack_args for CALL_Ps.
29875 (prescan_insns_for_dce): Walk insns backwards in bb rather than
29876 forwards. Allocate and free arg_stores bitmap if needed, pass it
29877 down to deletable_insn_p, don't mark stores set in arg_stores
29878 bitmap, clear the bitmap at the beginning of each bb.
29879 * Makefile.in (dce.o): Depend on $(TM_P_H).
29881 2009-01-14 Michael Meissner <gnu@the-meissners.org>
29884 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
29885 to make sure the insn is a conditional test (bug 22599). Reformat a
29888 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
29890 PR middle-end/38431
29891 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
29892 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
29893 (gloog): Do not call cleanup_tree_cfg.
29894 (graphite_transform_loops): Call cleanup_tree_cfg after all
29895 scops have been code generated.
29897 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
29898 * doc/gty.texi (Invoking the garbage collector): Added new node
29899 and section documenting ggc_collect.
29901 2009-01-14 Richard Guenther <rguenther@suse.de>
29903 PR tree-optimization/38826
29904 PR middle-end/38477
29905 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
29906 initialization notes only if we actually emitted a warning.
29907 (intra_create_variable_infos): Add constraints for a result decl
29908 that is passed by hidden reference.
29909 (build_pred_graph): Mark all related variables non-direct on
29912 2009-01-14 Nick Clifton <nickc@redhat.com>
29914 * ira-conflicts.c: Include addresses.h for the definition of
29916 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
29917 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
29919 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
29922 * Makefile.in (ira-lives.o): Add except.h.
29924 * ira-lives.c: Include except.h.
29925 (process_bb_node_lives): Process can_throw_internal.
29927 2009-01-13 Jakub Jelinek <jakub@redhat.com>
29929 PR rtl-optimization/38774
29930 * combine.c (simplify_set): When undoing cc_use change, don't do
29931 PUT_CODE on the newly created comparison, but instead put back the
29934 2009-01-13 Joseph Myers <joseph@codesourcery.com>
29936 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
29937 values. Remove duplicate arm8 entry.
29939 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
29941 PR tree-optimization/38786
29942 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
29943 the SSA_NAME case of expand_scalar_variables_expr.
29944 Set the type of an expression to the type of its assign statement.
29945 (expand_scalar_variables_expr): Also gather the scalar computation
29946 used to index the memory access. Do not pass loop_p.
29947 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
29948 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
29949 the gimple_stmt_iterator where it inserts new code.
29950 Do not pass loop_p.
29951 (copy_bb_and_scalar_dependences): Do not pass loop_p.
29952 (translate_clast): Update call to copy_bb_and_scalar_dependences.
29954 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
29956 * graphite.h (debug_value): Removed.
29957 * graphite.c (debug_value): Removed.
29959 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
29961 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
29962 ldrd/strd with two 32-bit instructions.
29964 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
29966 * config/arm/arm.c (struct processors): Pass for speed down into
29967 cost helper functions.
29968 (const_ok_for_op): Handle COMPARE and inequality nodes.
29969 (arm_rtx_costs_1): Rewrite.
29970 (arm_size_rtx_costs): Update prototype.
29971 (arm_rtx_costs): Pass speed down to helper functions.
29972 (arm_slowmul_rtx_costs): Rework cost calculations.
29973 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
29974 (arm_9e_rtx_costs): Likewise.
29976 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
29978 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
29979 relocations of local symbols wider than UNITS_PER_WORD are not valid.
29980 (alpha_legitimize_address): Do not split local symbols wider than
29981 UNITS_PER_WORD into HIGH/LO_SUM parts.
29983 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
29986 * gcc.c (process_command): Replace call to execvp with calls
29987 to pex_one and exit.
29989 2009-01-03 Anatoly Sokolov <aesok@post.ru>
29992 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
29993 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
29994 variant for devices with 3-byte PC.
29995 (__tablejump_elpm__): New.
29997 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30000 * c-parser.c (c_parser_postfix_expression): Allow `->' in
30001 offsetof member-designator, handle it as `[0].'.
30003 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30005 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
30006 function when not using named sections on targets with named sections
30007 if branch distance is less than 262132.
30009 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
30011 * combine.c (combine_instructions): Recompute
30012 optimize_this_for_speed_p for each BB in the main combine loop.
30014 2009-01-12 Tomas Bily <tbily@suse.cz>
30017 * tree-loop-distribution.c (prop_phis): New function.
30018 (generate_builtin): Call prop_phis.
30020 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30022 PR tree-optimization/38807
30023 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
30024 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
30026 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
30028 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
30029 subreg of op0 to the original op0.
30031 2009-01-11 Laurent GUERBY <laurent@guerby.net>
30033 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
30035 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
30038 * mips-tfile.c (parse_def): Fix parsing of def strings
30039 starting with digits.
30041 2009-01-10 Jakub Jelinek <jakub@redhat.com>
30044 * config/arm/arm.c (arm_is_long_call_p): Don't call
30045 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
30047 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
30049 * regrename.c (regrename_optimize): Fix dumping.
30050 (find_oldest_value_reg): Preserve REG_POINTER.
30051 (copy_hardreg_forward_1): Likewise.
30053 2009-01-09 Diego Novillo <dnovillo@google.com>
30055 * gimple.h (struct gimple_statement_base) <uid>: Document
30056 the restrictions on its use.
30057 (gimple_uid): Tidy.
30058 (gimple_set_uid): Tidy.
30060 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30062 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
30063 zero guard even if align_bytes != 0 and count is smaller than
30066 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
30068 PR rtl-optimization/38495
30069 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
30070 (add_range_and_copies_from_move_list): Print all added ranges.
30071 Add ranges to memory optimized destination.
30073 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30077 * config/i386/i386.c (override_options): Reject
30078 -mstringop-strategy=rep_8byte with -m32.
30079 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
30080 to 1. Do count comparison against epilogue_size_needed at compile
30081 time even when count_exp was constant forced into register. For
30082 size_needed don't jump to epilogue, instead just avoid aligning
30083 and invoke the body algorithm. If need_zero_guard, add zero guard
30084 even if count is non-zero, but smaller than size_needed + number of
30085 bytes that could be stored for alignment.
30086 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
30087 to 1. If need_zero_guard, add zero guard even if count is non-zero,
30088 but smaller than size_needed + number of bytes that could be stored
30089 for alignment. Compare size_needed with epilogue_size_needed instead
30090 of desired_align - align, don't adjust size_needed, pass
30091 epilogue_size_needed to the epilogue expanders.
30094 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
30096 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30098 * pa.c (last_address): Change to unsigned.
30099 (update_total_code_bytes): Change argument to unsigned. Don't
30100 check if insn addresses are set.
30101 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
30102 addresses are not set.
30103 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
30105 2009-01-09 Nick Clifton <nickc@redhat.com>
30107 * config/sh/symbian.c: Replace uses of DECL_INLINE with
30108 DECL_DECLARED_INLINE_P.
30110 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30112 PR middle-end/38347
30113 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
30114 GET_MODE (op0) in operand_subword_force calls.
30116 PR middle-end/38771
30117 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
30118 fold_convert arg0 operands to TREE_TYPE (op0) first.
30120 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
30122 * params.def (ira-max-conflict-table-size): Decrease default value
30125 2009-01-08 Jakub Jelinek <jakub@redhat.com>
30127 PR tree-optimization/37031
30128 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
30130 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
30131 allocate it using gc instead of heap, use VEC_quick_push instead of
30133 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
30134 instead of heap, use VEC_quick_push instead of VEC_safe_push.
30135 * tree-data-ref.h (struct access_matrix): Change matrix to gc
30136 allocated vector from heap allocated.
30137 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
30138 * tree-loop-linear.c (linear_transform_loops): Allocate nest
30139 vector only after perfect_loop_nest_depth call.
30141 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
30142 Jan Sjodin <jan.sjodin@amd.com>
30144 PR tree-optimization/38559
30145 * graphite.c (debug_value, copy_constraint,
30146 swap_constraint_variables, scale_constraint_variable, ): New.
30147 (get_lower_bound, get_upper_bound): Removed.
30148 (graphite_trans_bb_strip_mine): Clean up this code that works
30149 only for constant number of iterations. Fully copy upper and
30150 lower bound constraints, not only the constant part of them.
30151 * graphite.h (debug_value): Declared.
30153 2009-01-08 Ira Rosen <irar@il.ibm.com>
30155 PR tree-optimization/37194
30156 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
30157 Don't add the cost of cost model guard in prologue to scalar
30158 outside cost in case of known number of iterations.
30160 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
30161 Alan Modra <amodra@bigpond.net.au>
30163 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
30164 non-word-aligned REG+CONST addressing.
30166 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30169 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
30170 free_after_compilation when outputting a thunk.
30171 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
30172 Do not call free_after_compilation here.
30174 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30176 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
30177 (ix86_valid_target_attribute_inner_p): Ditto.
30179 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
30181 PR tree-optimization/38492
30182 PR tree-optimization/38498
30183 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
30184 * tree-chrec.h (scev_is_linear_expression): Declared.
30185 * graphite.c (graphite_cannot_represent_loop_niter): New.
30186 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
30187 (graphite_loop_normal_form): Use gcc_assert.
30188 (scan_tree_for_params): Use CASE_CONVERT.
30189 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
30190 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
30191 Use gcc_assert. Discard scops that contain unhandled cases.
30192 (build_scop_conditions): Return a boolean status for unhandled cases.
30193 (strip_mine_profitable_p): Print the loop number, not its depth.
30194 (is_interchange_valid): Pass the depth of the loop nest, don't
30195 recompute it wrongly.
30196 (graphite_trans_bb_block): Same.
30197 (graphite_trans_bb_block): Print tentative of loop blocking.
30198 (graphite_trans_scop_block): Do not print that the loop has been
30200 (graphite_transform_loops): Do not handle scops that contain condition
30203 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
30205 AVX Programming Reference (December, 2008)
30206 * config/i386/avxintrin.h (_mm256_stream_si256): New.
30207 (_mm256_stream_pd): Likewise.
30208 (_mm256_stream_ps): Likewise.
30210 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
30211 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
30212 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
30213 (bdesc_special_args): Add __builtin_ia32_movntdq256,
30214 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
30215 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
30216 (ix86_expand_special_args_builtin): Likewise.
30218 * config/i386/sse.md (AVXMODEDI): New.
30219 (avx_movnt<mode>): Likewise.
30220 (avx_movnt<mode>): Likewise.
30221 (<sse>_movnt<mode>): Remove AVX support.
30222 (sse2_movntv2di): Likewise.
30224 2009-01-07 Richard Guenther <rguenther@suse.de>
30226 PR middle-end/38751
30227 * fold-const.c (extract_muldiv): Remove obsolete comment.
30228 (fold_plusminus_mult_expr): Undo MINUS_EXPR
30229 to PLUS_EXPR canonicalization for the canonicalization.
30231 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
30233 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
30234 hosted cross-compilers generating less efficient code.
30236 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
30238 * function.h (rtl_data): Add a dbr_scheduled_p field.
30239 * reorg.c (dbr_schedule): Set it.
30240 (gate_handle_delay_slots): Check it.
30241 * config/mips/mips.c (mips_base_delayed_branch): Delete.
30242 (mips_reorg): Check flag_delayed_branch instead of
30243 mips_base_delayed_branch.
30244 (mips_override_options): Don't set mips_base_delayed_branch
30245 or flag_delayed_branch.
30247 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
30249 PR rtl-optimization/38426.
30250 * ira.c (ira): Set current_function_is_leaf earlier.
30252 2009-01-06 Jakub Jelinek <jakub@redhat.com>
30254 PR rtl-optimization/38722
30255 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
30256 too early, only set a flag and modify after last possible
30259 2009-01-06 Janis Johnson <janis187@us.ibm.com>
30262 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
30263 * real.c (decimal_single_format): Correct values of emin and emax.
30264 (decimal_double_format): Ditto.
30265 (decimal_quad_format): Ditto.
30266 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
30267 computation of DECnn_MIN and DECnn_MAX for corrected values of
30268 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
30269 __DECnn_MIN__, and adjust its computation for the corrected value
30272 2009-01-06 Jan Hubicka <jh@suse.cz>
30275 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
30277 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
30279 * doc/contrib.texi (Contributors): Slightly adjust the end note.
30280 Add Robert Clark to the list of testers.
30282 2009-01-06 Jan Hubicka <jh@suse.cz>
30283 Kai Tietz <kai.tietz@onevision.com>
30285 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
30286 * config/i386/i386.c (ix86_expand_call): Add clobbers.
30288 2009-01-06 Jan Hubicka <jh@suse.cz>
30289 Kai Tietz <kai.tietz@onevision.com>
30291 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
30293 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
30294 (ix86_nsaved_regs): Count only general purpose regs.
30295 (ix86_nsaved_sseregs): New.
30296 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
30297 to 16 for w64; compute padding and size of sse reg save area.
30298 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
30299 general purpose regs.
30300 (ix86_emit_save_sse_regs_using_mov): New.
30301 (ix86_expand_prologue): Save SSE regs if needed.
30302 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
30303 (ix86_emit_restore_sse_regs_using_mov): New.
30304 (ix86_expand_epilogue): Save SSE regs if needed.
30306 2009-01-06 Jan Hubicka <jh@suse.cz>
30307 Kai Tietz <kai.tietz@onevision.com>
30309 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
30310 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
30311 functions when accumulate outgoing args is off.
30313 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30316 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
30317 before using pseudos_have_intersected_live_ranges_p.
30319 * ira-int.h (ira_assert): Always define.
30321 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30323 AVX Programming Reference (December, 2008)
30324 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
30325 (_mm256_permute2_pd): Likewise.
30326 (_mm_permute2_ps): Likewise.
30327 (_mm256_permute2_ps): Likewise.
30328 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
30329 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
30331 * config/i386/i386.c (ix86_builtins): Remove
30332 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
30333 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
30334 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
30335 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
30336 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
30337 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
30338 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
30339 __builtin_ia32_vpermil2ps256.
30340 (ix86_init_mmx_sse_builtins): Updated.
30341 (ix86_expand_args_builtin): Likewise.
30343 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30345 * pa.c (output_call): Relocate non-jump insns in the delay slot of
30346 long absolute calls when generating PA 2.0 code.
30348 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
30350 PR rtl-optimization/38583
30351 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
30353 * params.def (ira-max-conflict-table-size): New.
30355 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
30357 * ira.h (ira_conflicts_p): New external definition.
30359 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
30360 table. Report this. Return result of building.
30361 (ira_build_conflicts): Use ira_conflicts_p. Check result of
30362 building conflict table.
30364 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
30365 (ira_color): Use ira_conflicts_p.
30367 * global.c: Include ira.h.
30368 (pseudo_for_reload_consideration_p, build_insn_chain): Use
30371 * Makefile.in (global.o): Add ira.h.
30373 * ira-build.c (mark_all_loops_for_removal,
30374 propagate_some_info_from_allocno): New.
30375 (remove_unnecessary_allocnos): Call
30376 propagate_some_info_from_allocno.
30377 (remove_low_level_allocnos): New.
30378 (remove_unnecessary_regions): Add parameter. Call
30379 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
30380 parameter to remove_unnecessary_regions.
30381 (ira_build): Remove all regions but root if the conflict table was
30382 not built. Update conflict hard regs for allocnos crossing calls.
30384 * ira.c (ira_conflicts_p): New global.
30385 (ira): Define and use ira_conflicts_p.
30387 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30388 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
30389 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
30391 2009-01-06 Ben Elliston <bje@au.ibm.com>
30393 * gengtype-lex.l (YY_NO_INPUT): Define.
30395 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
30398 * c-common.c (handle_vector_size_attribute): Also reject
30399 BOOLEAN_TYPE types.
30401 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
30403 PR tree-optimization/38492
30404 * graphite.c (rename_map_elt, debug_rename_elt,
30405 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
30406 rename_map_elt_info, eq_rename_map_elts,
30407 get_new_name_from_old_name, bb_in_sese_p): Moved around.
30408 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
30409 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
30410 (sese_build_livein_liveouts): New.
30411 (new_sese, free_sese): New.
30412 (new_scop): Call new_sese.
30413 (free_scop): Call free_sese.
30414 (rename_variables_from_edge, rename_phis_end_scop): Removed.
30415 (register_old_new_names): Renamed register_old_and_new_names.
30416 (register_scop_liveout_renames, add_loop_exit_phis,
30417 insert_loop_close_phis, struct igp,
30418 default_liveout_before_guard, add_guard_exit_phis,
30419 insert_guard_phis, copy_renames): New.
30420 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
30421 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
30422 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
30423 (scop_adjust_phis_for_liveouts): New.
30424 (gloog): Call scop_adjust_phis_for_liveouts.
30426 * graphite.h (struct sese): Documented. Added fields liveout,
30427 num_ver and livein.
30428 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
30429 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
30430 (struct scop): Added field liveout_renames.
30431 (SCOP_LIVEOUT_RENAMES): New.
30433 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
30435 PR tree-optimization/38510
30436 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
30437 (translate_clast): Call recompute_all_dominators before
30439 (gloog): Call recompute_all_dominators before graphite_verify.
30441 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
30442 Jan Sjodin <jan.sjodin@amd.com>
30444 PR tree-optimization/38500
30445 * graphite.c (create_sese_edges): Call fix_loop_structure after
30448 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
30450 * config.gcc: Add m32r*-*-rtems*.
30451 * config/m32r/rtems.h: New file.
30453 2009-01-05 Ben Elliston <bje@au.ibm.com>
30455 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
30456 (.po.pox): Likewise.
30457 (po/gcc.pot): Likewise.
30459 2009-01-04 David S. Miller <davem@davemloft.net>
30461 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
30462 (STARTING_FRAME_OFFSET): Always set to zero.
30464 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
30466 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
30467 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
30468 fixed-point types, and vectors of the same.
30470 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
30472 * config/mips/sync.md (*mb_barrier): Rename to...
30473 (*memory_barrier): ...this.
30475 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
30477 * doc/extend.texi (Function Attributes): Move @cindex after @item
30478 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
30479 and put in alphabetical order. Fix 'target' name and put in order.
30480 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
30483 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
30485 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
30486 (memory_barrier): Expand as unspec instead of unspec_volatile.
30487 Remove mem:BLK from insn operands. Use Pmode scratch register.
30488 (*memory_barrier): Define as unspec instead of unspec_volatile.
30489 Use (match_dup 0) as input operand.
30491 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
30492 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
30493 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
30494 scratch register. Remove operand 1.
30495 (*stbar): Define as unspec instead of unspec_volatile.
30496 Use (match_dup 0) as input operand, remove (const_int 8).
30497 (*membar): Define as unspec instead of unspec_volatile.
30498 Use (match_dup 0) as input operand, remove input operand 2.
30500 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
30501 (memory_barrier): Expand as unspec instead of unspec_volatile.
30502 Remove mem:BLK from insn operands. Use Pmode scratch register.
30503 (*memory_barrier): Define as unspec instead of unspec_volatile.
30504 Use (match_dup 0) as input operand.
30506 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
30507 Remove mem:BLK from insn operands. Use Pmode scratch register.
30508 Set volatile flag on operand 0.
30509 (*memory_barrier): New insn pattern.
30511 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
30513 (*memory_barrier): Use (match_dup 0) as input operand.
30515 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
30516 Remove mem:BLK from insn operands. Use Pmode scratch register.
30517 Set volatile flag on operand 0.
30518 (*mb_internal): New insn pattern.
30520 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
30522 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
30524 PR middle-end/38586
30525 * function.c (struct temp_slot): Move to the section of the file
30526 that deals with temp slots. Remove field 'address'.
30527 (temp_slot_address_table): New hash table of address -> temp slot.
30528 (struct temp_slot_address_entry): New struct, items for the table.
30529 (temp_slot_address_compute_hash, temp_slot_address_hash,
30530 temp_slot_address_eq, insert_temp_slot_address): Support functions
30532 (find_temp_slot_from_address): Rewrite to use the new hash table.
30533 (remove_unused_temp_slot_addresses): Remove addresses of temp
30534 slots that have been made available.
30535 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
30536 worker function for remove_unused_temp_slot_addresses.
30537 (assign_stack_temp_for_type): Don't clear the temp slot address list.
30538 Add the temp slot address to the address -> temp slot map.
30539 (update_temp_slot_address): Update via insert_temp_slot_address.
30540 (free_temp_slots): Call remove_unused_temp_slot_addresses.
30541 (pop_temp_slots): Likewise.
30542 (init_temp_slots): Allocate the address -> temp slot map, or empty
30543 the map if it is already allocated.
30544 (prepare_function_start): Initialize temp slot processing.
30546 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
30548 PR middle-end/38584
30549 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
30550 Calculate the size of all stack vars assuming no packing of stack
30551 vars will happen, replacing a quadratic algorithm with a linear one.
30553 2009-01-03 Jakub Jelinek <jakub@redhat.com>
30556 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
30559 2009-01-03 Diego Novillo <dnovillo@google.com>
30561 * doc/contrib.texi: Update contributions.
30563 2009-01-03 Jakub Jelinek <jakub@redhat.com>
30566 * builtins.c (fold_builtin_memory_op): Give up if either operand
30567 is volatile. Set srctype or desttype to non-qualified version
30571 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
30572 and FUNCTION_DECLs.
30574 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
30576 PR rtl-optimization/35805
30577 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
30578 problem if fast dce is able to remove any instructions.
30579 * dce.c (dce_process_block): Fix dump message.
30581 2009-01-02 Mark Mitchell <mark@codesourcery.com>
30584 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
30586 2009-01-02 Jakub Jelinek <jakub@redhat.com>
30588 PR middle-end/38690
30589 * tree-flow.h (op_code_prio, op_prio): New prototypes.
30590 * tree-pretty-print.c (op_code_prio): New function.
30591 (op_prio): No longer static. Use op_code_prio.
30592 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
30593 Use op_prio and op_code_prio to determine if () should be
30594 printed around operand(s) or not.
30596 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
30597 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
30598 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
30599 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
30600 pp_character instead of pp_string for single letter printing.
30602 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
30604 * doc/extend.texi: Fix '#pragma GCC option' typo.
30606 2009-01-02 Richard Guenther <rguenther@suse.de>
30608 * doc/install.texi (--enable-checking): Mention different
30609 default for stage1.
30610 (--enable-stage1-checking): Document.
30612 2009-01-01 Andrew Pinski <pinskia@gmail.com>
30614 PR middle-end/30142
30615 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
30616 case to be an error.
30618 2009-01-02 Ben Elliston <bje@au.ibm.com>
30620 * config/fp-bit.h (pack_d): Constify argument.
30621 * config/fp-bit.c (makenan): Constify return type. Remove casts.
30622 (isnan): Constify argument.
30624 (iszero): Likewise.
30625 (pack_d): Likewise.
30626 (_fpadd_parts): Constify return type.
30627 (_fpmul_parts): Likewise.
30628 (_fpdiv_parts): Likewise.
30630 2009-01-01 Jakub Jelinek <jakub@redhat.com>
30633 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
30634 warn about overwriting initializer with side-effects or
30635 -Woverride-init if !IMPLICIT.
30636 (output_init_element): Likewise. Pass IMPLICIT down to
30638 (process_init_element): Add IMPLICIT argument. Pass it down
30639 to output_init_element.
30640 (push_init_element, pop_init_level, set_designator): Adjust
30641 process_init_element callers.
30642 (set_nonincremental_init, set_nonincremental_init_from_string):
30643 Adjust add_pending_init callers.
30644 (output_pending_init_elements): Adjust output_init_element callers.
30645 * c-tree.h (process_init_element): Adjust prototype.
30646 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
30647 process_init_element callers.
30650 Copyright (C) 2009 Free Software Foundation, Inc.
30652 Copying and distribution of this file, with or without modification,
30653 are permitted in any medium without royalty provided the copyright
30654 notice and this notice are preserved.