1 2008-09-11 Jan Hubicka <jh@suse.cz>
3 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5 2008-09-11 Jan Hubicka <jh@suse.cz>
7 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
8 (free_var_map_entry): New function.
9 (redirect_edge_var_map_destroy): Use it.
11 2008-09-11 Jan Hubicka <jh@suse.cz>
14 * tree-inline.c (add_lexical_block): Replace with ...
15 (prepend_lexical_block): ... prepend at begginig.
16 (remap_blocks): Use it and reverse later.
17 (expand_call_inline): Use prepend_lexical_block.
19 2008-09-11 Jan Hubicka <jh@suse.cz>
21 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
23 2008-09-11 Jan Hubicka <jh@suse.cz>
25 * function.c (free_after_compilation): Call insn_locators_free.
26 * cfglayout.c (insn_locators_free): New function.
27 * rtl.h (insn_locators_free): Declare.
29 2008-09-11 Jan Hubicka <jh@suse.cz>
31 * ifcvt.c (check_cond_move_block): Make regs argument pointer to vector pointer.
32 (cond_move_process_if_block): Update call.
34 2008-09-11 Jan Hubicka <jh@suse.cz>
36 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
37 * vec.c: Include hashtab.h
38 (vec_descriptor, ptr_hash_entry): New structures.
39 (vec_desc_hash, vec_ptr_map): New static variables.
40 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
41 register_overhead, free_overhead, vec_heap_free): New functions.
42 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
43 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
44 (cmp_statistic, add_statistics, dump_vec_loc_statistics): New functions.
46 2008-09-11 Ira Rosen <irar@il.ibm.com>
48 PR tree-optimization/37474
49 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
50 length of load permutation.
52 2008-09-11 Andreas Schwab <schwab@suse.de>
54 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
56 2008-09-11 Jakub Jelinek <jakub@redhat.com>
59 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
60 * dse.c (find_shift_sequence): Use extract_low_bits instead of
63 2008-09-11 Ira Rosen <irar@il.ibm.com>
65 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
68 2008-09-10 Jakub Jelinek <jakub@redhat.com>
71 * gimplify.c (gimplify_body): Call default_rtl_profile.
74 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
75 instead of tok->val.node if not expanding to something else. Handle
76 intervening CPP_PADDING tokens.
77 (altivec_categorize_keyword): Remove unneeded comparisons.
79 2008-09-10 Richard Guenther <rguenther@suse.de>
81 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
83 2008-09-10 Richard Guenther <rguenther@suse.de>
86 * tree-inline.c (insert_init_stmt): Make sure to not
87 insert invalid gimple stores.
89 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
91 PR tree-optimization/37388
92 * toplev.c (process_options): Fail and warn when graphite
93 flags are used, but the compiler has not been configured
94 with graphite libraries.
95 * graphite.c (graphite_transform_loops): Remove printfs
96 to dump_file for the case when graphite is not available.
98 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
101 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
102 the even element into register.
103 (ix86_expand_vector_init_general): Don't use
104 ix86_expand_vector_init_interleave on V16QImode and V8HImode
105 if we can't move from GPR to SSE register directly.
107 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
109 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
110 not lose track of the number of NOPs needed. Number of NOPs needed
111 for sync vs. loads workaround was switched; corrected. Run second
112 pass for all workarounds. No NOPs needed after call insns. Change
113 second pass to use find_next_insn_start and find_load helpers in order
114 to properly detect parallel insns.
115 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
117 2008-09-10 Jan Hubicka <jh@suse.cz>
119 * value-prof.c (gimple_ic): Fix tuplification bug.
120 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized var
123 2008-09-10 Jakub Jelinek <jakub@redhat.com>
125 PR tree-optimization/37353
126 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
127 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
128 calls instead of cond_dead_built_in_calls.
129 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
130 initalize the vector only before adding first entry. Use VEC_safe_push
131 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
132 shrink_wrap_conditional_dead_built_in_calls call.
134 2008-09-10 Ira Rosen <irar@il.ibm.com>
136 PR tree-optimization/37385
137 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
138 and use it as a vector type if not NULL.
139 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
141 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
143 (vectorizable_load): Likewise.
145 2008-09-10 Jakub Jelinek <jakub@redhat.com>
147 * config/i386/i386.md (SWI32): New mode iterator.
148 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
151 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
153 PR rtl-optimization/37435
154 * caller-save.c (insert_restore, insert_save): Check the mode by
157 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
160 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
162 (dw2_output_indirect_constant_1): Use unstripped name in symbol
165 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
167 * doc/invoke.texi (ARM Options): Correct errors in discussion
168 of -mfloat-abi, -mhard-float, and -msoft-float.
170 2008-09-09 Jakub Jelinek <jakub@redhat.com>
171 Jan Hubicka <jh@suse.cz>
174 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
175 calling gimple_regimplify_operands on it. Iterate over all newly
176 added statements, not just the last one.
177 (insert_init_stmt): Insert stmt into seq first, then call
178 gimple_regimplify_operands on it. Don't create new gimplification
179 context, nor find referenced vars.
181 2008-09-09 Jakub Jelinek <jakub@redhat.com>
184 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
185 to pointer to vector pointer.
186 * ipa-prop.c (ipa_propagate_indirect_call_infos,
187 propagate_info_to_inlined_callees): Likewise.
188 (update_call_notes_after_inlining): Likewise. Push new indirect edge
189 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
190 ipa_check_create_edge_args.
191 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
192 to pointer to vector pointer.
193 (cgraph_decide_inlining_of_small_function): Adjust
194 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
198 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when optimizing
201 PR rtl-optimization/37408
202 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
205 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
207 PR tree-optimization/37375
208 * tree-scalar-evolution.c (scev_info_str): Add field instantiated_below.
209 (new_scev_info_str, eq_scev_info, find_var_scev_info,
210 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
211 set_instantiated_value): Pass instantiated_below.
212 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls to
214 (instantiate_scev_1, instantiate_scev): Pass a basic block above which the
215 definitions are not instantiated.
217 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
218 (block_before_loop): New.
219 * tree-data-ref.c (dr_analyze_indices): Update uses of instantiate_scev.
220 * graphite.c (block_before_scop): New.
221 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
222 basic block, not a loop for determining the parameters.
223 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
225 (idx_record_params, find_params_in_bb, find_scop_parameters,
226 build_loop_iteration_domains, add_conditions_to_domain): Update calls
229 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
231 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
235 * ira-build.c (ira_create_allocno): Setup frequency to 0.
237 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
238 Check zero freq and increase if necessary.
240 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
242 * ira-conflicts.c (process_regs_for_copy): Check that the hard
243 regno is in the right range. Add comments.
245 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
247 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
249 * mips-tfile.c (copy_object): Cast alloca result to int *.
250 * mips-tdump.c (print_symbol): Cast xmalloc return values to
252 Rename class to sclass.
253 (read_tfile): Cast read_seek return values to proper types.
254 Cast xcalloc return value to proper type.
256 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
258 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
259 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
260 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
262 2008-09-09 Jan Hubicka <jh@suse.cz>
264 * profile.c (is_edge_inconsistent): Add debug output; ignore negative count
266 (is_inconsistent): Add debug output.
268 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
270 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
272 (choose_ready): When first insn is chosen from the ready list, also
275 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
277 PR rtl-optimization/37360
278 * haifa-sched.c (max_issue): Do not assert that we never issue more
279 insns than issue_rate. Add comment.
281 2008-09-09 Richard Guenther <rguenther@suse.de>
283 * tree-cfg.c (verify_types_in_gimple_op): Remove.
284 (verify_types_in_gimple_call): Rename to ...
285 (verify_gimple_call): ... this. Enhance.
286 (verify_types_in_gimple_cond): Remove.
287 (verify_gimple_comparison): New function ...
288 (verify_types_in_gimple_assign): ... split out from here.
289 (verify_types_in_gimple_return): Rename to ...
290 (verify_gimple_return): ... this. Enhance.
291 (verify_types_in_gimple_switch): Rename to ...
292 (verify_gimple_switch): ... this. Enhance.
293 (verify_gimple_goto): New function.
294 (verify_types_in_gimple_phi): Rename to ...
295 (verify_gimple_phi): ... this. Enhance.
296 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
297 Fold in single-statement cases from verify_types_in_gimple_seq_2.
298 (verify_types_in_gimple_seq_2): Remove cases handled in
299 verify_types_in_gimple_stmt.
301 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
303 * config/bfin/bfin.c (n_regs_to_save): New static variable.
304 (push_multiple_operation, pop_multiple_operation): Set it.
305 (workaround_rts_anomaly): New function.
306 (workaround_speculation): New function, broken out of bfin_reorg.
307 (bfin_reorg): Call the new functions.
309 2008-09-09 Richard Guenther <rguenther@suse.de>
313 * gimplify.c (gimplify_conversion): Change conversions of
314 non-register type to VIEW_CONVERT_EXPRs.
315 (gimplify_addr_expr): If we need to make the operand
316 addressable make sure to use a properly initialized
317 temporary for that so it gets a valid gimple store.
319 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
321 * function.h (struct function): Add function_start_locus.
322 * cfgexpand.c (gimple_expand_cfg): Use it.
323 * c-parser.c (c_parser_declaration_or_fndef): Set it.
325 2008-09-09 Richard Guenther <rguenther@suse.de>
327 PR tree-optimization/37433
328 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
331 2008-09-09 Richard Guenther <rguenther@suse.de>
333 PR tree-optimization/37387
334 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
335 and bits to a common type.
337 2008-09-09 Nick Clifton <nickc@redhat.com>
339 * config/v850/v850.md (return): Restore frame size restriction.
341 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
343 * c-common.c (c_expand_decl): Remove.
344 * c-common.h (anon_aggr_type_p): Remove prototype.
345 (DECL_ANON_UNION_ELEMS): Remove.
346 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
347 * c-decl.c (anon_aggr_type_p): Remove.
348 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
349 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
350 * langhooks.h (struct lang_hooks): Remove expand_decl.
351 * langhooks.c (lhd_expand_decl): Remove.
352 * stmt.c (expand_anon_union_decl): Remove.
353 * tree.h (expand_anon_union_decl): Remove prototype.
355 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
358 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
360 * config/avr/avr.md (QISI) : Define mode iterator.
361 (negated_tst<mode>) : Redefine as split using mode macro.
362 (reversed_tstqi): Define insn as reversed compare with zero.
363 (reversed_tsthi): Ditto.
364 (reversed_tstsi): Ditto.
366 2008-09-08 Jakub Jelinek <jakub@redhat.com>
369 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
370 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
373 * predict.c (optimize_function_for_size_p): Don't segfault if
375 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
376 tree_swap_operands_p): Don't test cfun != NULL before calling
377 optimize_function_for_s*_p.
379 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
381 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
384 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
386 * crx/crx.h (IRA_COVER_CLASSES): Define.
388 2008-09-08 Jakub Jelinek <jakub@redhat.com>
391 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
392 even when a stmt has been gimple_modified_p, but after fold_stmt is
393 not any longer. Remove unneeded may_have_exposed_new_symbols
396 2008-09-08 Richard Guenther <rguenther@suse.de>
398 PR tree-optimization/37421
399 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
402 2008-09-08 Jakub Jelinek <jakub@redhat.com>
405 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
407 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
410 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
411 * pa-hpux10.h (LINK_SPEC): Likewise.
412 * pa-hpux11.h (LINK_SPEC): Likewise.
414 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
416 * pa32-regs.h (IRA_COVER_CLASSES): Define.
417 * pa64-regs.h (IRA_COVER_CLASSES): Define.
419 2008-09-07 Helge Deller <deller@gmx.de>
421 * pa/linux-atomic.c: New file.
422 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
423 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
425 2008-09-07 Richard Guenther <rguenther@suse.de>
426 Ira Rosen <irar@il.ibm.com>
428 PR tree-optimization/36630
429 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
430 Call STRIP_NOPS before calling evolution_part_in_loop_num.
432 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
433 Ira Rosen <irar@il.ibm.com>
435 PR tree-optimization/35642
436 * config/rs6000/altivec.md (mulv8hi3): Implement.
438 2008-09-06 Jeff Law <law@redhat.com>
440 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
442 2008-09-06 Jan Hubicka <jh@suse.cz>
444 PR tree-optimization/14703
445 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored declarations.
446 * passes.c (init_optimization_passes): Recompute inline parameters.
448 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
450 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
453 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
454 Peter Fuerst <post@pfrst.de>
456 * doc/invoke.texi: Document -mr10k-cache-barrier=.
457 * doc/extend.texi: Document __builtin_mips_cache.
458 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
459 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
460 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
461 __GCC_HAVE_BUILTIN_MIPS_CACHE.
462 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
463 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
464 (set_push_mips_isas): New variable.
465 (mips_r10k_cache_barrier): New variable.
466 (cache): New availability predicate.
467 (mips_builtins): Add an entry for __builtin_mips_cache.
468 (mips_build_cvpointer_type): New function.
469 (MIPS_ATYPE_CVPOINTER): New macro.
470 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
472 (r10k_simplified_address_p, r10k_simplify_address)
473 (r10k_uncached_address_p, r10k_safe_address_p)
474 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
475 (r10k_needs_protection_p_call, r10k_needs_protection_p)
476 (r10k_insert_cache_barriers): New functions.
477 (mips_reorg_process_insns): Delete cache barriers after a
478 branch-likely instruction.
479 (mips_reorg): Call r10k_insert_cache_barriers.
480 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
481 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
482 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
483 (mips_cache, r10k_cache_barrier): New define_insns.
485 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
487 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
488 * ira-color.c (setup_allocno_left_conflicts_num): Use
489 hard_reg_set_equal_p instead of a comparison with
490 ira_zero_hard_reg_set.
491 * ira.c (setup_reg_subclasses): Likewise.
492 (setup_cover_and_important_classes): Likewise.
493 (setup_class_translate): Likewise.
494 (setup_reg_class_intersect_union): Likewise.
495 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
496 (ira_init_once): Don't initialize them.
498 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
500 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
502 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
504 * ira-color.c (ira_fast_allocation): Permit global allocno
507 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
509 Improved branch hints, safe hints, and scheduling.
511 * haifa-sched.c (sched_emit_insn) : Define.
512 * sched-int.h (sched_emit_insn) : Add prototype.
513 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
514 -mhint-max-distance -msafe-hints) : Document.
515 * config/spu/spu.c (spu_flag_var_tracking): New.
516 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
517 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
518 TARGET_ASM_FILE_START): Define.
519 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
520 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
521 (spu_emit_branch_hint): Add blocks argument.
522 (insert_branch_hints, insert_nops): Remove.
523 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
524 uses_ls_unit, spu_sched_init_global, spu_sched_init,
525 spu_sched_reorder, asm_file_start): New functions.
526 (clock_var, spu_sched_length, pipe0_clock,
527 pipe1_clock, prev_clock_var, prev_priority,
528 spu_ls_first, prev_ls_clock): New static variables.
529 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
530 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
531 (nopn_nv): Add a non-volatile version of nop.
532 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
533 -mhint-max-distance, -msafe-hints): New options.
535 2008-09-05 Janis Johnson <janis187@us.ibm.com>
536 Samuel Tardieu <sam@rfc1149.net>
538 * opts.c (decode_options): Combine nested if statements.
541 * opts.c (decode_options): Handle more relationships among
542 unit-at-a-time, toplevel-reorder, and section-anchors.
544 2008-09-05 David Daney <ddaney@avtrex.com>
546 * doc/install.texi (--enable-reduced-reflection): Document new option.
548 2008-09-05 Bob Wilson <bob.wilson@acm.org>
550 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
552 (constantpool_operand): New.
553 (move_operand): Disallow sub-word modes for the constant pool.
554 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
555 (xtensa_secondary_reload_class): Replace with....
556 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
557 Set icode for sub-word reloads from the constant pool.
558 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
559 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
560 * config/xtensa/xtensa.md (reload<mode>_literal): New.
561 * config/xtensa/xtensa-protos.h: Update prototypes.
563 2008-09-05 Joseph Myers <joseph@codesourcery.com>
565 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
566 (REG_CLASS_NAMES): Update.
567 (REG_CLASS_CONTENTS): Update.
568 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
569 of ALL_REGS for regs 77 and 78.
570 * function.c (instantiate_virtual_regs_in_insn): Assert that
571 return value of simplify_gen_subreg is not NULL.
573 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
575 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
576 (gen_rtvec_v): Fix coding standards.
578 2008-09-04 Jan Hubicka <jh@suse.cz>
580 * i386.c (decide_alg): Be more conservative about optimizing for size.
582 2008-09-04 Ian Lance Taylor <iant@google.com>
584 * varasm.c (narrowing_initializer_constant_valid_p): New
586 (initializer_constant_valid_p): Call it.
588 2008-09-04 Jeff Law <law@redhat.com>
590 * fold-const.c (native_encode_real): Fix computation of WORDS.
591 (native_interpret_real): Likewise.
593 2008-09-04 Janis Johnson <janis187@us.ibm.com>
595 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
597 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
599 * ira-conflicts.c (process_regs_for_copy): Check insn to check
600 that the cost is already taken into account in ira-costs.c
602 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
604 * ira-build.c (print_copy, print_copies, ira_debug_copy,
605 ira_debug_copies): New.
606 (ira_bulid): Call print_copies.
608 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
610 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
613 * config/rs6000/rs6000.c (optimization_options): Remove check of
616 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
618 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
619 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
620 second operand is a reg_imm10_operand.
621 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
622 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
623 (*seq_<GPR:mode><GPR2:mode>): Rename to
624 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
626 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
627 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
629 (*sne_<GPR:mode><GPR2:mode>): Rename to
630 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
633 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
635 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
636 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
637 combining an arithmetic right shift by more than 31 and a
638 trunction. Don't match for out-of-range shift amounts. Set
639 attribute mode to <MODE>.
640 (*lshr32_trunc<mode>): Name the pattern combining a logical right
641 shift by 32 and and a truncation. Set attribute mode to <MODE>.
642 (*<optab>_trunc<mode>_exts): New pattern for truncated right
643 shifts by less than 32.
644 (extv): Change predicate on first operand to accept registers.
645 Change predicate of the other operands from immediate_operand to
646 const_int_operand. Expand exts when source is a register.
647 (extzv): Change predicate of the constant operands from
648 immediate_operand to const_int_operand.
649 (extzv<mode>): Change predicate of the constant operands from
650 immediate_operand to const_int_operand and no constraint. Also
652 (*extzv_trunc<mode>_exts): New pattern.
654 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
656 * config/mips/mips.h (ISA_HAS_CINS): New macro.
657 * config/mips/mips-protos.h (mask_low_and_shift_p,
658 mask_low_and_shift_len): Declare.
659 * config/mips/mips.c (mask_low_and_shift_p,
660 mask_low_and_shift_len): New functions.
661 (mips_print_operand): Handle new operand prefix "m".
662 * config/mips/mips.md (*cins<mode>): New pattern.
664 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
666 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
669 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
671 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
672 regardless of epilogue_completed.
674 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
677 * ira-lives.c (process_bb_node_lives): Check setjmp.
679 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
682 * ira-build.c (form_loop_tree): Reverse BB walk.
683 (create_bb_allocnos): Likewise.
684 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
685 (mark_reg_store): Rename to...
686 (mark_ref_live): ...this and take a df_ref argument instead of
687 note_stores arguments. Assert that we have a register.
688 (mark_reg_clobber): Delete.
689 (def_conflicts_with_inputs_p): New function.
690 (mark_reg_conflicts): Delete.
691 (mark_reg_death): Rename to...
692 (mark_ref_dead): ...this and take a df_ref argument instead of
693 a register. Assert that we have a register.
694 (process_bb_node_lives): Hoist frequency calculation out of
695 instruction walk. Convert from a forwards scan to a backwards scan.
696 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
697 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
698 (create_allocno_live_ranges): Don't create regs_set.
700 2008-09-04 Ian Lance Taylor <iant@google.com>
702 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
704 * calls.c (emit_library_call_value_1): Use MEM_P rather than
705 comparing MODE with MEM.
706 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
707 comparing with GF_PREDICT_TAKEN.
708 (gimple_get_lhs): Change code to enum gimple_code.
709 (gimple_set_lhs): Likewise.
710 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
711 * omp-low.c (find_omp_clause): Change kind parameter to enum
713 * tree-flow.h (find_omp_clause): Update declaration.
714 * regrename.c (clear_dead_regs): Change kind parameter to enum
716 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
718 * see.c (see_get_extension_data): Change return type to enum
719 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
720 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
721 (see_gen_normalized_extension): Change extension_code parameter to
723 (see_seek_pre_extension_expr): Change extension_code to enum
725 (see_merge_one_def_extension): Likewise.
726 (see_handle_relevant_defs): Likewise.
727 (see_handle_relevant_uses): Likewise.
728 (see_analyze_one_def): Likewise.
729 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
730 GIMPLE_ASM rather than ASM_EXPR.
731 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
732 GIMPLE_RETURN rather than RETURN_EXPR.
733 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
734 (evaluate_stmt): Likewise.
735 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
736 to enum vect_relevant.
737 (vect_mark_stmts_to_be_vectorized): Change assertion to not
738 compare gimple codes with tree codes.
740 2008-09-04 Paul Brook <paul@codesourcery.com>
742 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
744 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
746 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
747 pointer check lost in the recent no-unit-at-a-time patch.
749 2008-09-04 Jan Hubicka <jh@suse.cz>
752 * tree-switch-conversion.c (check_final_bb): Accept only IP
755 2008-09-04 Jan Hubicka <jh@suse.cz>
757 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
759 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
760 using_ranges argument.
761 (vrp_evaluate_conditional): Avoid bogus warning for type range.
762 (vrp_visit_cond_stmt): Update call of
763 vrp_evaluate_conditional_warnv_with_ops
765 2008-09-04 Jan Hubicka <jh@suse.cz>
767 PR tree-optimization/37345
768 PR tree-optimization/37358
769 PR tree-optimization/37357
770 * tree.c (build_function_type_skip_args): Build distinct type copy;
772 (build_function_decl_skip_args): Set type of new decl not orig decl;
773 clear DECL_VINDEX for methods turned into functions.
775 2008-09-04 Nick Clifton <nickc@redhat.com>
777 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
779 * configure: Regenerate.
780 * config.in: Regenerate.
781 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
782 alignment field, if it is supported.
784 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
786 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
789 2008-09-03 David Edelsohn <edelsohn@gnu.org>
791 * config/rs6000/rs6000.c (processor_target_table): Do not
792 enable VMX for POWER6.
794 2008-09-03 Anton Blanchard <anton@samba.org>
796 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
797 emit memory barrier before operation.
799 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
802 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
803 default_elf_asm_output_external.
805 2008-09-03 Jeff Law <law@redhat.com>
807 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
809 2008-09-03 Richard Henderson <rth@redhat.com>
811 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
812 memory barrier to below the test-and-set.
813 (alpha_split_lock_test_and_set_12): Likewise.
815 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
819 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
822 * ira-color.c (print_loop_title): Use all_allocnos.
823 (color_pass): Ditto. Don't add border_allocnos. Check that
824 subloop allocno in the correspdoning bitmap all_allocnos.
826 * ira-emit.c (change_loop): Use all_allocnos.
828 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
830 (ira_create_allocno): Set up all_allocnos bit for the created
832 (create_cap_allocno): Remove setting mentioned_allocnos.
833 (create_insn_allocnos): Ditto.
834 (remove_unnecessary_allocnos): Use all_allocnos.
835 (check_allocno_creation): Check that allocnos are in the
836 corresponding bitmap all_allocnos.
838 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
842 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
843 (process_regs_for_copy): Process subregs. Refine check when cost
844 is taken into account in ira-costs.c.
845 (process_reg_shuffles): Use REG_SUBREG_P.
846 (add_insn_allocno_copies): Ditto. Ignore modes.
848 * ira-color.c (conflict_allocno_vec): New.
849 (COST_HOP_DIVISOR): New macro.
850 (update_copy_costs_1): Use it.
851 (update_conflict_hard_regno_costs): New function.
852 (assign_hard_reg): Use it.
853 (ira_color): Allocate and free conflict_allocno_vec.
855 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
859 * ira-int.h (ira_sort_insn_chain): Remove.
861 * ira.c (basic_block_order_nums, chain_insn_order,
862 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
863 (ira): Don't call ira_sort_insn_chain.
865 * reload1.c (reload): Don't call ira_sort_insn_chain.
867 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
870 * cgraphunit.c (update_call_expr): Remove eh regions from statements
871 which become non throw.
872 (cgraph_function_versioning): Also clear DECL_WEAK. Call
873 update_call_expr after updating the flags on the decl.
875 2008-09-03 Jan Hubicka <jh@suse.cz>
877 PR tree-optimization/37315
878 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
879 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
880 (cgraph_analyze_functions): Use node->analyzed
881 (cgraph_mark_functions_to_output): Likewise.
882 (cgraph_expand_function): All functions can be released after
884 (cgraph_optimize): Use gimple_has_body_p.
885 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
886 (cgraph_decide_inlining_incrementally): Likewise.
887 (inline_transform): Inline transform.
888 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
890 (inlinable_function_p): Drop gimple_body check.
891 (expand_call_inline): Use gimple_has_body_p.
892 * gimple.c (gimple_has_body_p): New.
893 * gimple.h (gimple_has_body_p): Add prototype.
894 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
895 (dump_function_to_file): Use gimple_has_body_p check.
897 2008-09-03 Jakub Jelinek <jakub@redhat.com>
900 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
902 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
904 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
906 From Michael Frysinger <michael.frysinger@analog.com>
907 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
908 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
911 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
914 * doc/extend.texi: Document picoChip builtin functions.
915 * doc/invoke.texi: Document picoChip options.
916 * doc/contrib.texi: Add picoChip contribution.
917 * doc/md.texi: Document picoChip constraints.
918 * config.gcc: Add picochip-*-*.
919 * config/picochip/: Add new port.
921 2008-09-03 Richard Guenther <rguenther@suse.de>
923 PR tree-optimization/37328
924 * tree-sra.c (sra_build_assignment): Gimplify properly.
925 (generate_copy_inout): Take the correct stmt as definition,
928 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
930 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
933 From Michael Frysinger <michael.frysinger@analog.com>
934 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
936 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
938 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
940 (__gthread_setspecific): Revert 2008-08-31 change to
941 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
944 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
946 * diagnostic.c (error_at): New.
947 * toplev.h (error_at): New prototype.
948 * c-typeck.c (build_array_ref): Call error_at instead of error.
949 Pass location to pedwarn.
951 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
953 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
955 2008-09-02 Jakub Jelinek <jakub@redhat.com>
957 * dwarf2out.c (tree_add_const_value_attribute): Only handle
958 VAR_DECL and CONST_DECL.
960 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
961 Jakub Jelinek <jakub@redhat.com>
963 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
964 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
965 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
966 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
967 Don't set ix86_save_varrargs_registers.
968 (ix86_setup_incoming_varargs): Assume cum != NULL.
969 (ix86_va_start): Check ix86_varargs_gpr_size and
970 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
971 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
972 from frame pointer if ix86_varargs_gpr_size == 0.
973 (ix86_compute_frame_layout): Updated.
974 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
975 (ix86_varargs_gpr_size): Define.
976 (ix86_varargs_fpr_size): Likewise.
977 (machine_function): Remove save_varrargs_registers.
978 Add varargs_gpr_size and varargs_fpr_size.
980 2008-09-02 Jakub Jelinek <jakub@redhat.com>
982 * config/alpha/alpha.c (va_list_skip_additions,
983 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
984 (alpha_gimplify_va_arg): Call unshare_expr on second use of
987 PR tree-optimization/36766
988 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
989 for already removed basic blocks.
992 * real.c (real_maxval): Clear a lower bit to make real_maxval
993 match get_max_float for IBM long double format.
995 2008-09-02 Andreas Schwab <schwab@suse.de>
997 * configure.ac: Use m4_quote to quote the expansion of m4_do.
998 * configure: Regenerate.
1000 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
1002 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
1003 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
1004 checking for a non-VOID CONSTANT_P.
1006 2008-09-02 Jan Hubicka <jh@suse.cz>
1008 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
1009 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
1011 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1013 * expr.c (emit_group_store): Don't assert stack temp mode size.
1015 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
1016 Tobias Grosser <grosser@fim.uni-passau.de>
1017 Jan Sjodin <jan.sjodin@amd.com>
1018 Harsha Jagasia <harsha.jagasia@amd.com>
1019 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1020 Konrad Trifunovic <konrad.trifunovic@inria.fr>
1021 Adrien Eliche <aeliche@isty.uvsq.fr>
1023 Merge from graphite branch.
1026 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
1027 * doc/invoke.texi (-floop-block, -floop-interchange,
1028 -floop-strip-mine): Document new flags.
1029 * tree-into-ssa.c (gimple_vec): Moved...
1030 * tree-loop-distribution.c (rdg_component): Moved...
1031 * cfgloopmanip.c: Include tree-flow.h.
1032 (update_dominators_in_loop): New.
1033 (create_empty_if_region_on_edge): New.
1034 (create_empty_loop_on_edge): New.
1035 (loopify): Use update_dominators_in_loop.
1036 * tree-pass.h (pass_graphite_transforms): Declared.
1037 * configure: Regenerate.
1038 * tree-phinodes.c (make_phi_node): Export.
1039 (add_phi_node_to_bb): New, split from create_phi_node.
1040 * tree-chrec.c (for_each_scev_op): New.
1041 * tree-chrec.h (for_each_scev_op): Declared.
1042 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
1043 (remove_statement): Call get_phi_with_result.
1044 * config.in (HAVE_cloog): Undef.
1045 * gdbinit.in (pgg): New.
1046 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
1047 * tree-ssa-loop.c (graphite_transforms): New.
1048 (gate_graphite_transforms): New.
1049 (pass_graphite_transforms): New.
1050 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
1051 HAVE_cloog): Defined.
1052 * tree-vectorizer.c (rename_variables_in_bb): Export.
1053 * tree-data-ref.c (dr_may_alias_p): Export.
1054 (stmt_simple_memref_p): New.
1055 (find_data_references_in_stmt): Export.
1056 (find_data_references_in_loop): Export.
1057 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
1058 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
1059 (create_rdg_vertices): Export.
1060 (build_empty_rdg): New.
1061 (build_rdg): Call build_empty_rdg. Free dependence_relations.
1062 * tree-data-ref.h (rdg_component): ... here.
1064 (struct data_reference): Add a field scop.
1066 (find_data_references_in_loop): Declared.
1067 (find_data_references_in_stmt): Declared.
1068 (create_rdg_vertices): Declared.
1069 (dr_may_alias_p): Declared.
1070 (stmt_simple_memref_p): Declared.
1071 (struct rdg_edge): Add a field ddr_p relation.
1072 (build_empty_rdg): Declared.
1073 * lambda.h (lambda_matrix): Declare a VEC of.
1074 (find_induction_var_from_exit_cond): Declared.
1075 (lambda_vector_compare): New.
1076 * common.opt (fgraphite, floop-strip-mine,
1077 floop-interchange, floop-block): New flags.
1078 * lambda-code.c (find_induction_var_from_exit_cond): Export.
1079 * cfgloop.c (is_loop_exit): New.
1080 * cfgloop.h (is_loop_exit): Declared.
1081 (create_empty_if_region_on_edge): Declared.
1082 (create_empty_loop_on_edge): Declared.
1083 * tree-flow.h (add_phi_node_to_bb): Declared.
1084 (make_phi_node): Declared.
1085 (rename_variables_in_bb): Declared.
1086 (perfect_loop_nest_depth): Declared.
1087 (graphite_transform_loops): Declared.
1088 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
1089 (graphite.o-warn): Add -Wno-error.
1090 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
1091 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
1092 (INCLUDES): Add PPLINC, CLOOGINC.
1093 (OBJS-common): Add graphite.o.
1094 (graphite.o): Add rule.
1095 * gimple.h (gimple_vec): ... here.
1096 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
1097 * passes.c (init_optimization_passes): Schedule
1098 pass_graphite_transforms.
1100 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
1103 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
1104 and -fno-toplevel-reorder after handle_options.
1106 2008-09-02 Paul Brook <paul@codesourcery.com>
1108 * config/arm/arm.c (arm_tune_cortex_a9): Define.
1109 (arm_override_options): Set arm_tune_cortex_a9.
1110 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
1111 (arm_issue_rate): Handle cortexa9.
1112 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
1113 * config/arm/arm-cores.def: Add cortex-a9.
1114 * config/arm/arm-tune.md: Regenerate.
1115 * config/arm/arm.md: Include cortex-a9.md.
1116 (generic_sched, generic_vfp): Add cortexa9.
1117 * config/arm/cortex-a9.md: New file.
1119 2008-09-02 Richard Guenther <rguenther@suse.de>
1121 PR tree-optimization/37327
1122 * tree-vrp.c (register_new_assert_for): Make sure to not have
1123 TREE_OVERFLOW set on the bound.
1125 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
1127 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
1129 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
1130 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
1133 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
1135 * gcc/config/spu/spu.md (divdf3): Removed.
1137 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1139 PR tree-optimization/37095
1140 * cgraph.c (cgraph_node): When creating new cgraph node after
1141 assembler_name_hash has been populated, record it in the hash
1144 2008-09-01 Paul Brook <paul@codesourcery.com>
1146 * doc/invoke.texi: Document -mword-relocations.
1147 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1148 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1149 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1150 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
1151 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
1152 (arm_emit_movpair): New function.
1153 (arm_print_operand <c>): Handle sybolic addresses.
1154 * config/arm/arm.h (TARGET_USE_MOVT): Define.
1155 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1156 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
1157 * config/arm/arm.opt: Add -mword-relocations.
1158 * config/arm/arm.md (movsi): Use arm_emit_movpair.
1159 (arm_movt, arm_movw): New.
1161 2008-09-01 Paul Brook <paul@codesourcery.com>
1163 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
1164 Allow Interworking on ARMv4 EABI based targets.
1165 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
1166 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
1168 2008-09-01 Paul Brook <paul@codesourcery.com>
1170 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
1171 optimized LT0 test. Remove optimization for GT.
1173 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1175 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
1176 openmp applications.
1177 * pa-hpux11.h (LIB_SPEC): Likewise.
1179 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
1182 2008-09-01 Jan Hubicka <jh@suse.cz>
1184 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
1185 present, use only counts; when guessed use only frequencies.
1186 (estimate_bb_frequencies): Use function_frequency.
1187 * profile.c (compute_branch_probabilities): Exit early when
1188 profile reading failed. Set profile_status.
1189 (branch_prob): Do not set profile_status.
1191 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
1193 * tree.c (protected_set_expr_location): New.
1194 * tree.h (protected_set_expr_location): New prototype.
1195 * c-tree.h (build_array_ref): Add argument.
1196 (parser_build_unary_op): Same.
1197 * c-typeck.c (build_indirect_ref): Handle new location argument.
1198 (build_array_ref): Same.
1199 (parser_build_unary_op): Same.
1200 * gimplify.c (gimplify_asm_expr): Set input_location before calling
1202 * c-omp.c (c_finish_omp_atomic): Pass location when calling
1204 * c-common.c (finish_label_address_expr): Handle new location
1206 * c-common.h (build_indirect_ref): Add argument.
1207 (finish_label_address_expr): Same.
1208 * c-parser.c (c_parser_unary_expression): Pass location to build
1210 (c_parser_postfix_expression): Same.
1212 2008-09-01 Paul Brook <paul@codesourcery.com>
1214 * config/arm/arm.md: Include cortex-r4f.md.
1215 (attr fpu): Update type list.
1216 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
1217 fconstd, fcmps and fcmpd.
1218 (attr tune_cortexr4): Define.
1219 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
1220 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
1221 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
1222 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
1223 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
1225 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
1226 cortex_a8_vfp_farith: Ditto.
1227 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
1228 * config/arm/cortex-r4.md: Use tune_cortexr4.
1229 * config/arm/cortex-r4f.md: New file.
1231 2008-09-01 Richard Guenther <rguenther@suse.de>
1233 PR tree-optimization/37305
1234 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
1235 the result of constant conversions.
1236 (fold_gimple_assign): Likewise.
1238 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1240 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
1241 #ifdef ENABLE_CHECKING.
1243 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1245 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
1246 * sched-int.h (print_insn, print_pattern, print_value): Declare also
1247 when !INSN_SCHEDULING.
1249 2008-09-01 Andreas Schwab <schwab@suse.de>
1251 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
1253 2008-09-01 Paul Brook <paul@codesourcery.com>
1255 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
1257 2008-09-01 Jan Hubicka <jh@suse.cz>
1259 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
1261 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
1262 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
1263 * gimplify.c (gimplify_init_constructor): Add speed operand.
1264 * tree-sra.c (decide_block_copy): Likewise.
1265 * tree-inline.c (estimate_move_cost): Likewise.
1266 * config/alpha/alpha.h (MOVE_RATIO): Update.
1267 * config/frv/frv.c (MOVE_RATIO): Update.
1268 * config/spu/spu.h (MOVE_RATIO): Update.
1269 * config/sparc/sparc.h (MOVE_RATIO): Update.
1270 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
1271 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
1272 * config/cris/cris.h (MOVE_RATIO): Update.
1273 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
1274 * config/arm/arm.h (MOVE_RATIO): Update.
1275 * config/pa/pa.md: Update uses of MOVE_RATIO
1276 * config/pa/pa.h (MOVE_RATIO): Update.
1277 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
1278 * config/h8300/h8300.h (MOVE_RATIO): Update.
1279 * config/v850/v850.h (MOVE_RATIO): Update.
1280 * config/bfin/bfin.h (MOVE_RATIO): Update.
1282 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
1283 Dmitry Melnik <dm@ispras.ru>
1284 Dmitry Zhurikhin <zhur@ispras.ru>
1285 Alexander Monakov <amonakov@ispras.ru>
1286 Maxim Kuvyrkov <maxim@codesourcery.com>
1288 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
1289 sel-sched-dump.c, sel-sched-ir.c: New files.
1290 * Makefile.in (OBJS-common): Add selective scheduling object
1292 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
1293 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
1294 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
1295 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
1296 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
1297 (make_forwarder_block): Update loop latch if we have redirected
1298 the loop latch edge.
1299 * cfgloop.c (get_loop_body_in_custom_order): New function.
1300 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
1301 (CP_FALLTHRU_PREHEADERS): Likewise.
1302 (get_loop_body_in_custom_order): Declare.
1303 * cfgloopmanip.c (has_preds_from_loop): New.
1304 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
1305 Assert that the preheader edge will be fall thru when it is set.
1306 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
1307 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
1308 fsel-sched-substitution, fselective-scheduling): New flags.
1309 * cse.c (hash_rtx_cb): New.
1311 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
1312 sel_sched_insn_cnt): New counters.
1313 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
1314 * genattr.c (main): Output maximal_insn_latency prototype.
1315 * genautomata.c (output_default_latencies): New. Factor its code from ...
1316 (output_internal_insn_latency_func): ... here.
1317 (output_internal_maximal_insn_latency_func): New.
1318 (output_maximal_insn_latency_func): New.
1319 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
1320 (struct hard_reg_set_iterator): New.
1321 (hard_reg_set_iter_init, hard_reg_set_iter_set,
1322 hard_reg_set_iter_next): New functions.
1323 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
1324 * lists.c (remove_free_INSN_LIST_node,
1325 remove_free_EXPR_LIST_node): New functions.
1326 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
1327 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
1328 (loop_optimizer_finalize): Do not verify flow info after reload.
1329 * recog.c (validate_replace_rtx_1): New parameter simplify.
1330 Default it to true. Update all uses. Factor out simplifying
1332 (simplify_while_replacing): ... this new function.
1333 (validate_replace_rtx_part,
1334 validate_replace_rtx_part_nosimplify): New.
1335 * recog.h (validate_replace_rtx_part,
1336 validate_replace_rtx_part_nosimplify): Declare.
1337 * rtl.c (rtx_equal_p_cb): New.
1338 (rtx_equal_p): Use it.
1339 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
1340 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
1341 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
1342 * vecprim.h: Add a vector type for unsigned int.
1343 * haifa-sched.c: Include vecprim.h and cfgloop.h.
1344 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
1345 ready_try, cycle_issued_insns, spec_info): Make global.
1346 (readyp): Initialize.
1347 (dfa_lookahead): New global variable.
1348 (old_max_uid, old_last_basic_block): Remove.
1349 (h_i_d): Make it a vector.
1350 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
1352 (after_recovery, adding_bb_to_current_region_p):
1353 New variables to handle correct insertion of the recovery code.
1354 (struct ready_list): Move declaration to sched-int.h.
1355 (rgn_n_insns): Removed.
1356 (rtx_vec_t): Move to sched-int.h.
1357 (find_insn_reg_weight): Remove.
1358 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
1359 (haifa_init_h_i_d, haifa_finish_h_i_d):
1360 New functions to initialize / finalize haifa instruction data.
1361 (extend_h_i_d, init_h_i_d): Rewrite.
1362 (unlink_other_notes): Move logic to add_to_note_list. Handle
1363 selective scheduler.
1364 (ready_lastpos, ready_element, ready_sort, reemit_notes,
1365 find_fallthru_edge): Make global, remove static prototypes.
1366 (max_issue): Make global. Add privileged_n and state parameters. Use
1368 (extend_global, extend_all): Removed.
1369 (init_before_recovery): Add new param. Fix the handling of the case
1370 when we insert a recovery code before the EXIT which has a predecessor
1371 with a fallthrough edge to it.
1372 (create_recovery_block): Make global. Rename to
1373 sched_create_recovery_block. Update.
1374 (change_pattern): Rename to sched_change_pattern. Make global.
1375 (speculate_insn): Rename to sched_speculate_insn. Make global.
1376 Split haifa-specific functionality into ...
1377 (haifa_change_pattern): New static function.
1378 (sched_extend_bb): New static function.
1379 (sched_init_bbs): New function.
1380 (current_sched_info): Change type to struct haifa_sched_info.
1381 (insn_cost): Adjust for selective scheduling.
1382 (dep_cost_1): New function. Move logic from ...
1383 (dep_cost): ... here.
1384 (dep_cost): Use dep_cost_1.
1385 (contributes_to_priority_p): Use sched_deps_info instead of
1387 (priority): Adjust to work with selective scheduling. Process the
1388 corner case when all dependencies don't contribute to priority.
1389 (rank_for_schedule): Use ds_weak instead of dep_weak.
1390 (advance_state): New function. Move logic from ...
1391 (advance_one_cycle): ... here.
1392 (add_to_note_list, concat_note_lists): New functions.
1393 (rm_other_notes): Make static. Adjust for selective scheduling.
1394 (remove_notes, restore_other_notes): New functions.
1395 (move_insn): Add two arguments. Update assert. Don't call
1397 (choose_ready): Remove lookahead variable, use dfa_lookahead.
1398 Remove more_issue, max_points. Move the code to initialize
1399 max_lookahead_tries to max_issue.
1400 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
1401 ready. Adjust use of move_insn. Call restore_other_notes.
1403 (sched_init, sched_finish): Move Haifa-specific initialization/
1405 (haifa_sched_init, haifa_sched_finish): ... respectively.
1407 (setup_sched_dump): New function.
1408 (haifa_init_only_bb): New static function.
1409 (haifa_speculate_insn): New static function.
1410 (try_ready): Use haifa_* instead of speculate_insn and
1412 (extend_ready, extend_all): Remove.
1413 (sched_extend_ready_list, sched_finish_ready_list): New functions.
1414 (create_check_block_twin, add_to_speculative_block): Use
1415 haifa_insns_init instead of extend_global. Update to use new
1416 initialization functions. Change parameter. Factor out code from
1417 create_check_block_twin to ...
1418 (sched_create_recovery_edges) ... this new function.
1419 (add_block): Remove.
1420 (sched_scan_info): New.
1421 (extend_bb): Use sched_scan_info.
1422 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
1423 static functions for walking through scheduling region.
1424 (sched_luids): New vector variable to replace uid_to_luid.
1425 (luids_extend_insn): New function.
1426 (sched_max_luid): New variable.
1427 (luids_init_insn): New function.
1428 (sched_init_luids, sched_finish_luids): New functions.
1429 (insn_luid): New debug function.
1430 (sched_extend_target): New function.
1431 (haifa_init_insn): New static function.
1432 (sched_init_only_bb): New hook.
1433 (sched_split_block): New hook.
1434 (sched_split_block_1): New function.
1435 (sched_create_empty_bb): New hook.
1436 (sched_create_empty_bb_1): New function.
1437 (common_sched_info, ready): New global variables.
1438 (current_sched_info_var): Remove.
1439 (move_block_after_check): Use common_sched_info.
1440 (haifa_luid_for_non_insn): New static function.
1441 (init_before_recovery): Use haifa_init_only_bb instead of
1443 (increase_insn_priority): New.
1444 * modulo-sched.c: (issue_rate): Remove static declaration.
1445 (sms_sched_info): Change type to haifa_sched_info.
1446 (sms_sched_deps_info, sms_common_sched_info): New variables.
1447 (setup_sched_infos): New.
1448 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
1449 Do not call regstat_free_calls_crossed.
1450 (sms_print_insn): Use const_rtx.
1451 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
1452 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
1453 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
1454 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
1455 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
1456 current_sched_info to use it.
1457 (enum reg_pending_barrier_mode): Move to sched-int.h.
1458 (h_d_i_d): New variable. Initialize to NULL.
1459 ({true, output, anti, spec, forward}_dependency_cache): Initialize
1461 (estimate_dep_weak): Remove static declaration.
1462 (sched_has_condition_p): New function. Adjust users of
1463 sched_get_condition to use it instead.
1464 (conditions_mutex_p): Add arguments indicating which conditions are
1466 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
1467 argument to indicate whether returned condition is reversed. Do not
1468 generate new rtx when condition should be reversed; indicate it by
1469 setting new argument instead.
1470 (add_dependence_list_and_free): Add deps parameter.
1471 Update all users. Do not free dependence list when
1472 deps context is readonly.
1473 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
1475 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
1476 (remove_from_deps): New. Use the above functions.
1477 (cur_insn, can_start_lhs_rhs_p): New static variables.
1478 (add_or_update_back_dep_1): Initialize present_dep_type.
1479 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
1480 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
1481 haifa_note_dep): New functions implementing dependence hooks for
1482 the Haifa scheduler.
1483 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
1484 note_dep): New functions.
1485 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
1487 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
1488 (free_deps): Initialize deps->reg_last.
1489 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
1490 sched_analyze_insn): Update to use dependency hooks infrastructure
1491 and readonly contexts.
1492 (deps_analyze_insn): New function. Move part of logic from ...
1493 (sched_analyze): ... here. Also move some logic to ...
1494 (deps_start_bb): ... here. New function.
1495 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
1497 (sched_deps_init): New function. Move code from ...
1498 (init_dependency_caches): ... here. Remove.
1499 (init_deps_data_vector): New.
1500 (sched_deps_finish): New function. Move code from ...
1501 (free_dependency_caches): ... here. Remove.
1502 (init_deps_global, finish_deps_global): Adjust for use with
1503 selective scheduling.
1504 (get_dep_weak): Move logic to ...
1505 (get_dep_weak_1): New function.
1506 (ds_merge): Move logic to ...
1507 (ds_merge_1): New static function.
1508 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
1509 (ds_get_max_dep_weak): New function.
1510 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
1511 (n_insns): Rename to rgn_n_insns.
1512 (debug_ebb_dependencies): New function.
1513 (init_ready_list): Use it.
1514 (begin_schedule_ready): Use sched_init_only_bb.
1515 (ebb_print_insn): Indicate when an insn starts a new cycle.
1516 (contributes_to_priority, compute_jump_reg_dependencies,
1517 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
1518 (add_block1): Remove to ebb_add_block.
1519 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
1520 (schedule_ebb): Initialize them. Use remove_notes instead of
1521 rm_other_notes. Use haifa_local_init/finish.
1522 (schedule_ebbs): Use haifa_sched_init/finish.
1523 * sched-int.h: Include vecprim.h, remove rtl.h.
1524 (struct ready_list): Delete declaration.
1525 (sched_verbose_param, enum sched_pass_id_t,
1526 bb_vec_t, insn_vec_t, rtx_vec_t): New.
1527 (struct sched_scan_info_def): New structure.
1528 (sched_scan_info, sched_scan, sched_init_bbs,
1529 sched_init_luids, sched_finish_luids, sched_extend_target,
1530 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
1531 (struct common_sched_info_def): New.
1532 (common_sched_info, haifa_common_sched_info,
1533 sched_emulate_haifa_p): Declare.
1535 (sched_luids): Declare.
1536 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
1537 (sched_max_luid, insn_luid): Declare.
1538 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
1539 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
1540 print_insn, print_pattern, print_value, haifa_classify_insn,
1541 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
1542 setup_sched_dump, sched_init, sched_finish,
1543 sel_insn_is_speculation_check): Export.
1544 (struct ready_list): Move from haifa-sched.c.
1545 (ready_try, ready, max_issue): Export.
1546 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1547 sched_init_only_bb, sched_split_block, sched_split_block_1,
1548 sched_create_empty_bb, sched_create_empty_bb_1,
1549 sched_create_recovery_block, sched_create_recovery_edges): Export.
1550 (enum reg_pending_barrier_mode): Export.
1551 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1553 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1554 print_insn field. Move add_block and fix_recovery_cfg to
1555 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
1556 (struct sched_deps_info_def): ... this new structure.
1557 (sched_deps_info): Declare.
1558 (struct spec_info_def): Remove weakness_cutoff, add
1559 data_weakness_cutoff and control_weakness_cutoff.
1560 (spec_info): Declare.
1561 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1563 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1564 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1565 (current_sched_info): Change type to struct haifa_sched_info.
1566 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1567 (h_d_i_d): New variable.
1568 (HDID): New accessor macro.
1569 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1570 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1572 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1573 (enum SCHED_FLAGS): Update for selective scheduler.
1574 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1575 (init_dependency_caches, free_dependency_caches): Delete declarations.
1576 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1577 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1578 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1579 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1580 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1582 (rm_other_notes): Delete declaration.
1583 (schedule_block): Remove one argument.
1584 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1585 ready_element, ready_lastpos, sched_extend_ready_list,
1586 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1587 concat_note_lists): Export.
1588 (struct region): Move from sched-rgn.h.
1589 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1590 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1591 BLOCK_TO_BB, CONTAINING_RGN): Export.
1592 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1593 (current_nr_blocks, current_blocks, target_bb): Likewise.
1594 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1595 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1596 sched_rgn_local_init, extend_regions,
1597 rgn_make_new_region_out_of_new_block, compute_priorities,
1598 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1599 extend_rgns, deps_join rgn_setup_common_sched_info,
1600 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1601 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1602 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1603 increase_insn_priority): Likewise.
1604 * sched-rgn.c: Include sel-sched.h.
1605 (ref_counts): New static variable. Use it ...
1606 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1607 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1608 (sched_is_disabled_for_current_region_p): Delete static declaration.
1609 (struct region): Move to sched-int.h.
1610 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1611 ebb_head): Define and initialize.
1612 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1613 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1614 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1616 (find_single_block_region): Add new argument to indicate that EBB
1617 regions should be constructed.
1618 (debug_live): Delete declaration.
1619 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1620 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1622 (init_regions): Delete declaration.
1623 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1624 rgn_estimate_number_of_insns): New.
1625 (too_large): Use estimate_number_of_insns.
1626 (haifa_find_rgns): New. Move the code from ...
1627 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1628 (free_trg_info): New.
1629 (compute_trg_info): Allocate candidate tables here instead of ...
1630 (init_ready_list): ... here.
1631 (rgn_print_insn): Use const_rtx.
1632 (contributes_to_priority, extend_regions): Delete static declaration.
1633 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1634 (add_block1): Rename to rgn_add_block.
1635 (debug_rgn_dependencies): Delete static qualifier.
1636 (new_ready): Use sched_deps_info. Simplify.
1637 (rgn_common_sched_info, rgn_const_sched_deps_info,
1638 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1639 (region_sched_info): Rename to rgn_const_sched_info.
1640 (deps_join): New, extracted from ...
1641 (propagate_deps): ... here.
1642 (compute_block_dependences, debug_dependencies): Update for selective
1644 (free_rgn_deps, compute_priorities): New functions.
1645 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1646 sched_rgn_compute_dependencies): New functions.
1647 (schedule_region): Use them.
1648 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1649 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1651 (schedule_insns): Call new functions that were split out.
1652 (rgn_make_new_region_out_of_new_block): New.
1653 (get_rgn_sched_max_insns_priority): New.
1654 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1655 scheduling when appropriate.
1656 * sched-vis.c: Include insn-attr.h.
1657 (print_value, print_pattern): Make global.
1658 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1659 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1660 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1661 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1662 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1663 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1664 hooks. Initialize them to 0.
1665 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1666 * target.h (struct gcc_target): Add them. Rename gen_check field to
1668 * flags.h (sel_sched_switch_set): Declare.
1669 * opts.c (sel_sched_switch_set): New variable.
1670 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1671 pipelining is disabled from command line.
1672 (common_handle_option): Record whether selective scheduling is
1673 requested from command line.
1674 * doc/invoke.texi: Document new flags and parameters.
1675 * doc/tm.texi: Document new target hooks.
1676 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1677 (dfa_state_size): Do not declare locally.
1678 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1679 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1680 rs6000_alloc_sched_context, rs6000_set_sched_context,
1681 rs6000_free_sched_context): New functions.
1682 (struct _rs6000_sched_context): New.
1683 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1685 (rs6000_sched_finish): Do not run for selective scheduling.
1687 2008-08-31 Jan Hubicka <jh@suse.cz>
1689 * frv.c (frv_rtx_costs): Update forward declaration.
1690 * spu.c (spu_rtx_costs): Likewise.
1691 * pdp11.c: Include df.h
1692 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1693 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1694 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1695 * iq2000.c (iq2000_address_cost): Add speed argument.
1696 (iq2000_rtx_costs): Likewise.
1697 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1698 update call of mn10300_address_cost.
1699 * mcore.c: Include df.h
1700 (mcore_rtx_costs): Update prototype.
1701 * score3.c: Include df.h
1702 (score3_rtx_costs): Remove speed argument.
1703 * score7.c: Include df.h
1704 (score7_address_cost): Remove speed argument.
1705 * score-protos.h (score_address_cost): Update prototype.
1706 * score.c: Include df.h
1707 (score_rtx_costs): Update call of costs functions.
1708 * v850.c (v850_rtx_costs): Add bool argument.
1710 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1712 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1714 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1716 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1717 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1719 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1721 * mkmap-flat.awk: Add option pe_dll.
1722 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1723 * config/i386/t-cygwin (SHLIB_LC): Add.
1724 * config/i386/t-mingw32 (SHLIB_LC): Add.
1725 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1726 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1727 (LINK_SPEC): Support libgcc_s.
1728 (LIBGCC_SPEC): Support libgcc_s.
1729 (LIBGCC_SONAME): New.
1731 2008-08-31 Jan Hubicka <jh@suse.cz>
1733 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1734 mistakely had old version of patch.
1736 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1737 (ipcp_estimate_growth): New.
1738 (ipcp_insert_stage): Use ipcp_estimate_growth.
1739 * profile.c (branch_prob): When reading failed, do not consider
1742 2008-08-31 Jan Hubicka <jh@suse.cz>
1744 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1745 loop is optimized for speed.
1747 2008-08-31 Richard Guenther <rguenther@suse.de>
1750 * fold-const.c (fold_binary): Retain conversions in folding
1753 2008-08-31 Jan Hubicka <jh@suse.cz>
1755 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1756 * predict.c (maybe_hot_frequency_p): Make inline.
1757 (maybe_hot_count_p): Break out from ...
1758 (maybe_hot_bb_p): ... this one.
1759 (maybe_hot_edge_p): Simplify.
1760 * basic-block.h (probably_cold_bb_p): Remove.
1762 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1765 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1767 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1768 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1769 Also split V4SFmode.
1770 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1773 2008-08-31 Jan Hubicka <jh@suse.cz>
1775 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1777 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1779 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1782 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1785 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1786 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1788 2008-08-31 Jan Hubicka <jh@suse.cz>
1790 * sparc.h (BRANCH_COST): Fix macro definition.
1791 * avr.c (avr_operand_rtx_cost): Add speed argument.
1792 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1794 2008-08-31 Richard Guenther <rguenther@suse.de>
1796 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1797 types instead of operands. Re-instantiate verifying of
1798 binary expression operands.
1800 2008-08-30 Jan Hubicka <jh@suse.cz>
1802 * fwprop.c (should_replace_address): Add speed attribute.
1803 (PR_OPTIMIZE_FOR_SPEED): New flag.
1804 (propagate_rtx_1): Use it.
1805 (propagate_rtx): Set it.
1806 (try_fwprop_subst): Update call of rtx_costs.
1807 (forward_propagate_and_simplify): LIkewise.
1808 * hooks.c (hook_int_rtx_bool_0): New
1809 (hook_bool_rtx_int_int_intp_false): Replace by ...
1810 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1811 * hooks.h (hook_int_rtx_bool_0): New
1812 (hook_bool_rtx_int_int_intp_false): Replace by ...
1813 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1814 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1815 (prepare_cmp_insn): UPdate call of rtx_cost.
1816 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1817 (reload_cse_simplify_operands): Update call of rtx_cost.
1818 (reload_cse_move2add): call of rtx_cost.
1819 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1820 * rtlanal.c (rtx_cost): Add speed argument.
1821 (address_cost): Add speed argument
1822 (default_address_cost): Likewise.
1823 (insn_rtx_cost): Likewise.
1824 * cfgloopanal.c (seq_cost): Add speed argument.
1825 (target_reg_cost, target_spill_cost): Turn to array.
1826 (init_set_costs): Update for speed.
1827 (estimate_reg_pressure_cost): Add speed argument.
1828 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1829 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1830 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1831 (seq_cost): Add speed argument.
1832 (computation_cost): Add speed arugment.
1833 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1834 (force_expr_to_var_cost): Update for profile info.
1835 (force_var_cost): Likewise.
1836 (split_address_cost): Likewise.
1837 (ptr_difference_cost): Likewise.
1838 (difference_cost): Likewise.
1839 (get_computation_cost_at): Likewise.
1840 (determine_iv_cost): Likewise.
1841 (ivopts_global_cost_for_size): Likewise.
1842 (rewrite_use_address): Likewise.
1843 (tree_ssa_iv_optimize_loop): Initialize speed field.
1844 * cse.c (optimize_this_for_speed_p): New static var.
1845 (notreg_cost): Update call of rtx_cost.
1846 (cse_extended_basic_block): set optimize_this_for_speed_p.
1847 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1848 (noce_try_cmove_arith): Likewise.
1849 (noce_try_sign_mask): LIkewise.
1850 * expr.c (compress_float_constant): Update rtx_cost calls.
1851 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1852 (addr_to_parts): Likewise.
1853 (create_mem_ref): Likewise.
1854 * dse.c (find_shift_sequence): Add speed argument.
1855 (replace_read): Update call.
1856 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1857 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1858 * neg_cost, shift_cost, shiftadd_cost,
1859 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1860 mul_highpart_cost): Increase dimension.
1861 (init_expmed): Initialize for both size and speed.
1862 (expand_shift): Use profile.
1863 (synth_mult): Use profile.
1864 (choose_mult_variant): Use profile.
1865 (expand_mult): Use profile.
1866 (expand_mult_highpart_optab): Use profile.
1867 (expand_mult_highpart): Use profile.
1868 (expand_smod_pow2): Use profile.
1869 (expand_divmod): Use profile.
1870 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1871 * loop-invariant.c (create_new_invariant): Use profile.
1872 (gain_for_invariant): Add speed parameter.
1873 (best_gain_for_invariant): Likewise.
1874 (find_invariants_to_move): Likewise.
1875 (move_single_loop_invariants): Set it.
1876 * target-def.h (TARGET_RTX_COSTS): Use hook.
1877 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1878 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1879 * output.h (default_address_cost): Update prototype.
1880 * combine.c (optimize_this_for_speed_p): New static var.
1881 (combine_validate_cost): Update call of rtx_cost.
1882 (combine_instructions): Set optimize_this_for_speed_p.
1883 (expand_compound_operation): Update call of rtx_cost.
1884 (make_extraction):Update call of rtx_cost.
1885 (force_to_mode):Update call of rtx_cost.
1886 (distribute_and_simplify_rtx):Update call of rtx_cost.
1887 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1888 (estimate_reg_pressure_cost): Update prototype.
1889 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1890 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1892 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1893 (alpha_rtx_costs): Update.
1894 * config/frv/frv.c (frv_rtx_costs): Update.
1895 * config/s390/s390.c (s390_rtx_costs): Update.
1896 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1897 (m32c_rtx_costs): Update.
1898 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1899 (spu_rtx_costs): Update.
1900 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1901 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1902 * config/i386/i386.c (:ix86_address_cost): Update.
1903 (ix86_rtx_costs): Update.
1904 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1905 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1906 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1907 * config/crx/crx.c (crx_address_cost): Update.
1908 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1909 * config/stormy16/stormy16.c
1910 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1911 * config/m68hc11/m68hc11.c
1912 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1913 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1914 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1915 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1916 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1917 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1918 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1919 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1920 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1921 (mcore_rtx_costs): update.
1922 * config/score/score3.c (score3_rtx_costs): Update.
1923 * config/score/score7.c (score7_rtx_costs): Update.
1924 * config/score/score3.h (score3_rtx_costs):Update.
1925 * config/score/score7.h (score7_rtx_costs): Update.
1926 * config/score/score.c (score_rtx_costs): Update.
1927 * config/arm/arm.c (arm_address_cost): Update.
1928 (arm_rtx_costs_1): Update.
1929 (arm_rtx_costs_1): Update.
1930 (arm_size_rtx_costs): Update.
1931 (arm_size_rtx_costs): Update.
1932 (arm_size_rtx_costs): Update.
1933 (arm_xscale_rtx_costs): Update.
1934 (arm_thumb_address_cost): Update.
1935 * config/pa/pa.c (hppa_address_cost): Update.
1936 * config/mips/mips.c (mips_rtx_costs): Update.
1937 * config/vax/vax.c (vax_address_cost): Update.
1938 * config/h8300/h8300.c (h8300_shift_costs): Update.
1939 (h8300_rtx_costs): Update.
1940 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1941 (v850_rtx_costs): Update.
1942 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1943 * config/bfin/bfin.c
1944 (bfin_address_cost): Update.
1945 (bfin_rtx_costs): Update.
1946 * stmt.c (lshift_cheap_p): Update.
1948 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1951 * expmed.c (extract_bit_field_1): Check the mode size to make
1952 sure the vector modes have the same size.
1954 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1956 * dojump.c (top level): Include basic-block.h to declare
1957 optimize_insn_for_speed_p
1959 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1961 * opts.h (CL_SAVE): New option class for marking options that are
1962 target specific options usable in the target attribute.
1963 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1965 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1966 can easily find the target specific options that are safe to use
1967 in the attribute or pragma.
1969 * attribs.c (decl_attributes): Change #pragma GCC option to
1970 #pragma GCC target, and attribute((option(...))) to
1971 attribute((target(...))).
1973 * doc/extend.texi (target attribute): Change from option
1974 attribute. Delete push/pop/reset.
1975 (#pragma GCC target): Change from #pragma GCC option. Delete
1977 (#pragma GCC push_options): Document new pragma.
1978 (#pragma GCC pop_options): Document new pragma.
1979 (#pragma GCC reset_options): Document new pragma.
1981 * targhooks.c (default_target_option_valid_attribute_p): Add
1982 warning about port not supporting target attributes.
1983 (default_target_option_pragma_parse): New function, warn about
1984 #pragma GCC target not being supported.
1986 * targhooks.h (default_target_option_pragma_parse): Add
1989 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1990 TI_CURRENT_OPTION_PRAGMA.
1991 (current_target_pragma): Rename from current_option_pragma.
1993 * target.h: (struct target_option): Delete booleans for changing
1994 the optimization level on hot/cold functions. Change signature of
1995 pragma_parse hook to take a second tree.
1997 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1999 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
2000 that the declaration is done at global scope.
2002 * langhooks.c (add_builtin_function_common): Move most of the code
2003 from add_builtin_function here, calling the hook passed in.
2004 (add_builtin_function): Call add_builtin_function_common with
2005 standard builtin hook.
2006 (add_builtin_function_ext_scope): New function to add builtins to
2009 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
2011 (add_builtin_function_ext_scope): Add declaration.
2013 * c-pragma.c (handle_pragma_target): Rename from
2014 handle_pragma_option, #pragma GCC option is now #pragma GCC
2015 target. Move warning about port not supporting target options to
2016 default pragma parse hook. Remove push/pop/reset from this
2018 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
2019 (option_stack): Delete static variable.
2020 (optimize_stack): Ditto.
2021 (optons_stack): New stack of saved target and optimization
2023 (handle_pragma_push_options): New function to handle pushing both
2024 target and optimization options.
2025 (handle_pragma_pop_options): New function to handle popping both
2026 target and optimization options.
2027 (handle_pragma_reset_options): New function to handle resetting
2028 both target and optimization options to their initial state.
2029 (init_pragma): Rename handle_pragma_option to
2030 handle_pragma_target. Add support for push_options, pop_options,
2031 and reset_options pragmas.
2033 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
2034 default_target_option_pragma_parse.
2035 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
2036 default_target_option_valid_attribute_p.
2037 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2038 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2039 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
2040 optimization level on hot/cold functions.
2042 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
2043 if the caller and callee have different optimization levels.
2045 * c-common.c (handle_target_attribute): Rename from
2046 handle_option_attribute, attribute((option(...))) is now
2047 attribute((target(...))). Move warning if the port does not
2048 support target attributes to the default hook.
2049 (handle_hot_attribute): Delete code to change the optimization
2050 level of hot functions.
2051 (handle_cold_attribute): Ditto.
2053 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
2054 argument that is the binary tree options to use if there are no
2055 arguments. Call ix86_valid_target_attribute_tree instead of
2056 ix86_valid_option_attribute_tree.
2057 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
2058 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
2059 ix86_pragma_option_parse.
2061 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
2062 Rename from ix86_valid_option_attribute_tree.
2064 * config/i386/i386.c (ix86_add_new_builtins): New function to add
2065 new builtins when the ISA changes.
2066 (ix86_valid_target_attribute_tree): Rename from
2067 ix86_valid_option_attribute_tree. Change callers. If the
2068 function specified optimization options, use those as the starting
2069 point before setting up the target attributes. If the
2070 optimization options were changed in the course of setting the
2071 target attributes, record the new optimization options.
2072 (ix86_valid_target_attribute_tree_inner_p): Rename from
2073 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
2074 ix86_add_new_builtins if the ISA changed.
2075 (ix86_valid_target_attribute_p): Rename from
2076 ix86_valid_option_attribute_p. Change callers.
2077 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
2078 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
2079 as delayed builtin functions.
2080 (struct builtin_isa): New structure to record builtin functions
2081 that should be delayed until the ISA for that function is used.
2082 (ix86_builtins_isa): Change from int to struct to track builtin
2083 functions we want to declare at some point.
2084 (def_builtin): If the front end can delay defining the builtin
2085 functions, don't create builtins for ISAs not part of the default
2087 (def_builtin_const): Ditto.
2088 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
2089 __builtin_ia32_pcmov_v2di to be different builtin functions.
2090 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
2091 a structure instead of an int.
2092 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
2093 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
2094 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2095 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2097 * config/ia64/ia64.h
2098 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2099 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2101 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
2102 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
2103 (LANG_HOOKS_INITIALIZER): Add
2104 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
2106 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
2109 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
2110 the reload address with the index register for SFmode
2111 access with a displacement.
2113 2008-08-30 Jan Hubicka <jh@suse.cz>
2115 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
2116 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
2117 * dojump.c (do_jump): Likewise.
2118 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
2119 (note-if_info): Add BRANCH_COST.
2120 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
2121 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
2122 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
2124 * expr.h (BRANCH_COST): Update default.
2125 * predict.c (predictable_edge_p): New function.
2126 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
2127 Update BRANCH_COST call.
2128 * basic-block.h (predictable_edge_p): Declare.
2129 * config/alpha/alpha.h (BRANCH_COST): Update.
2130 * config/frv/frv.h (BRANCH_COST): Update.
2131 * config/s390/s390.h (BRANCH_COST): Update.
2132 * config/spu/spu.h (BRANCH_COST): Update.
2133 * config/sparc/sparc.h (BRANCH_COST): Update.
2134 * config/m32r/m32r.h (BRANCH_COST): Update.
2135 * config/i386/i386.h (BRANCH_COST): Update.
2136 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
2137 * config/sh/sh.h (BRANCH_COST): Update.
2138 * config/pdp11/pdp11.h (BRANCH_COST): Update.
2139 * config/avr/avr.h (BRANCH_COST): Update.
2140 * config/crx/crx.h (BRANCH_COST): Update.
2141 * config/xtensa/xtensa.h (BRANCH_COST): Update.
2142 * config/stormy16/stormy16.h (BRANCH_COST): Update.
2143 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
2144 * config/iq2000/iq2000.h (BRANCH_COST): Update.
2145 * config/ia64/ia64.h (BRANCH_COST): Update.
2146 * config/rs6000/rs6000.h (BRANCH_COST): Update.
2147 * config/arc/arc.h (BRANCH_COST): Update.
2148 * config/score/score.h (BRANCH_COST): Update.
2149 * config/arm/arm.h (BRANCH_COST): Update.
2150 * config/pa/pa.h (BRANCH_COST): Update.
2151 * config/mips/mips.h (BRANCH_COST): Update.
2152 * config/vax/vax.h (BRANCH_COST): Update.
2153 * config/h8300/h8300.h (BRANCH_COST): Update.
2154 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
2155 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
2156 * doc/tm.texi (BRANCH_COST): Update.
2158 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
2161 * config/arm/arm.c (arm_optimization_options): Set
2162 flag_section_anchors to 2 instead of 1 to distinguish it from
2163 -fsection-anchors given explicitely on the command line.
2165 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
2167 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
2168 final insn of a split.
2170 2008-08-30 Jan Hubicka <jh@suse.cz>
2172 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
2173 optimized for speed.
2174 * final.c (compute_alignments): Use optimize_bb_for_size_p.
2175 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
2176 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
2177 flag_gcse_after_reload_set): New static vars.
2178 (common_handle_option): Enable those flags for profile-use.
2179 (decode_options): Remove optimize_size flags that are handled
2180 on higher granuality.
2181 * tree-vectorizer.c (vectorize_loops): Use
2182 optimize_loop_nest_for_speed_p.
2183 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
2184 * tree-predcom.c (tree_predictive_commoning): Use
2185 optimize_loop_for_speed_p.
2186 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
2187 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
2188 * predict.c (optimize_loop_for_speed_p): Fix walk.
2190 2008-08-30 Jan Hubicka <jh@suse.cz>
2192 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
2194 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
2195 profile presence locally.
2197 2008-08-29 Joseph Myers <joseph@codesourcery.com>
2200 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
2201 versions before 4.0.
2203 2008-08-29 Jan Hubicka <jh@suse.cz>
2205 * tree-inline.c (insert_init_stmt): Insert sequence even when
2208 2008-08-29 Jeff Law <law@redhat.com>
2210 * mn10300.c (mn10300_secondary_reload_class): We need secondary
2211 reloads for AM33-2 if IN is a pseudo with an equivalent memory
2212 location and class is an FP register.
2214 2008-08-29 Jan Hubicka <jh@suse.cz>
2216 * see.c (see_merge_one_def_extension): Silence used uninitialized
2218 * matrix-reorg.c (check_allocation_function): Likewise.
2219 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
2221 2008-08-29 Jakub Jelinek <jakub@redhat.com>
2224 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
2225 compute new & and | in type rather than TREE_TYPE (arg0).
2227 * dwarf2out.c (fortran_common): Update comment.
2228 (gen_variable_die): Swap com_die and var_die variables in Fortran
2229 COMMON block handling code.
2231 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
2233 * dwarf2out.c (gen_const_die): New function.
2234 (size_of_die, value_format, output_die): Output larger
2235 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
2236 (native_encode_initializer): New function.
2237 (tree_add_const_value_attribute): Call it.
2238 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
2240 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
2241 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
2242 TREE_THIS_VOLATILE to add_type_attribute.
2244 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
2246 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
2249 * dwarf2out.c (loc_by_reference): New function.
2250 (add_location_or_const_value_attribute): Use it.
2253 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
2254 as DW_TAG_variable children of DW_TAG_common_block rather than
2255 DW_TAG_member children. Put DW_AT_external to individual
2256 DW_TAG_variable DIEs, not to DW_TAG_common_block.
2258 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
2259 loc_descriptor_from_tree_1.
2263 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
2264 arguments to imported_module_or_decl.
2265 (debug_nothing_tree_tree): Removed.
2266 (debug_nothing_tree_tree_tree_bool): New prototype.
2267 * debug.c (do_nothing_debug_hooks): Adjust.
2268 (debug_nothing_tree_tree): Removed.
2269 (debug_nothing_tree_tree_tree_bool): New function.
2270 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
2271 (gen_variable_die): Put all common vars for the
2272 same COMMON block under one DW_TAG_common_block.
2273 (declare_in_namespace): Return new context_die, for Fortran
2274 return the module DIE instead of adding extra declarations into
2276 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
2277 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
2278 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
2280 (dwarf2out_global_decl): Don't skip Fortran global vars.
2281 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
2282 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
2283 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
2284 DW_TAG_imported_declaration as child of previous
2285 DW_TAG_imported_module.
2286 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
2287 * sdbout.c (sdb_debug_hooks): Likewise.
2288 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2290 2008-08-29 Jan Hubicka <jh@suse.cz>
2292 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
2294 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
2295 * ipa-cp.c (n_cloning_candidates): New static variable.
2296 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
2297 (ipcp_print_all_lattices): Improve debug output.
2298 (ipcp_cloning_candidate_p): New function.
2299 (ipcp_initialize_node_lattices): Use it.
2300 (ipcp_init_stage): Do only analyzis here; prettier debug output.
2301 (ipcp_propagate_stage): Prettier debug output.
2302 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
2303 (ipcp_print_all_structures): Remove.
2304 (ipcp_need_redirect_p): Test !n_cloning_candidates.
2305 (ipcp_insert_stage): Prettier debug output; call
2306 cgraph_remove_unreachable_nodes before propagating.
2307 (pass_ipa_cp): Schedule function removal pass.
2308 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
2310 (cgraph_maybe_hot_edge_p): Move to ...
2311 * predict.c (cgraph_maybe_hot_edge_p) ... here.
2312 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
2313 (common_handle_option): Set them; enable ipa-cp when profiling.
2314 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
2315 (ipa_print_all_jump_functions): Likewise.
2316 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
2317 (ipa_print_node_params, ipa_print_all_params): New.
2318 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
2319 ipa_print_all_param_flags): Remove.
2320 (ipa_print_node_params, ipa_print_all_params): New.
2322 2008-08-29 Bob Wilson <bob.wilson@acm.org>
2324 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
2325 change from 2008-04-03.
2326 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
2328 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2332 * ira-color.c (push_allocnos_to_stack): Truncate
2333 removed_splay_allocno_vec.
2335 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2338 * ira-color (ira_fast_allocation): Don't assign hard registers to
2341 2008-08-29 Jan Hubicka <jh@suse.cz>
2344 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
2345 for cold internal loops.
2347 2008-08-29 Richard Guenther <rguenther@suse.de>
2349 * tree-ssa-structalias.c (create_variable_info_for): Do not
2350 create fields for heap vars or vars with a noalias state.
2351 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
2354 2008-08-29 Richard Guenther <rguenther@suse.de>
2356 * common.opt (ftree-store-ccp): Mark as preserved for
2357 backward compatibility.
2358 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
2359 * tree-pass.h (pass_store_ccp): Remove.
2360 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
2361 (first_vdef): Remove declaration.
2362 (get_value_loaded_by): Likewise.
2363 * tree-ssa-ccp.c (do_store_ccp): Remove.
2364 (get_default_value): Simplify as do_store_ccp is always false
2365 now. Do not initialize mem_ref.
2366 (set_value_varying): Likewise.
2367 (canonicalize_float_value): Likewise.
2368 (set_lattice_value): Likewise.
2369 (likely_value): Likewise.
2370 (surely_varying_stmt_p): Likewise.
2371 (ccp_initialize): Likewise.
2372 (ccp_lattice_meet): Likewise.
2373 (ccp_visit_phi_node): Likewise.
2374 (ccp_fold): Likewise.
2375 (evaluate_stmt): Likewise.
2376 (visit_assignment): Likewise.
2377 (ccp_visit_stmt): Likewise.
2378 (execute_ssa_ccp): Fold into ...
2379 (do_ssa_ccp): ... this.
2380 (do_ssa_store_ccp): Remove.
2381 (gate_store_ccp): Likewise.
2382 (pass_store_ccp): Likewise.
2383 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
2385 * tree-ssa-propagate.c (first_vdef): Remove.
2386 (get_value_loaded_by): Likewise.
2387 (replace_vuses_in): Likewise.
2388 (substitute_and_fold): Do not call replace_vuses_in.
2389 * opts.c (decode_options): Do not set flag_tree_store_ccp.
2391 2008-08-29 Richard Guenther <rguenther@suse.de>
2394 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
2395 PARAM_NOALIAS tags with is_heapvar.
2396 * tree-ssa-operands.c (access_can_touch_variable): Offset
2397 based tests do not apply for heapvars. Fix offset test.
2399 2008-08-29 Jan Hubicka <jh@suse.cz>
2401 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
2402 (-fipa-cp-clone): Enabled by default at -O3.
2403 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
2404 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
2406 2008-08-29 Jan Hubicka <jh@suse.cz>
2408 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
2410 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
2412 * gimple.c (giple_copy_call_skip_args): New function.
2413 (giple_copy_call_skip_args): Declare.
2415 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
2416 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
2417 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
2418 (ipcp_create_replace_map): Improve debug output.
2419 (ipcp_need_redirect_p): Return false when not clonning.
2420 (ipcp_update_callgraph): Skip args.
2421 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
2423 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
2424 (save_inline_function_body): Update call of tree_function_versioning.
2425 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
2426 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
2427 (tree_function_versioning): Likewise.
2428 * tree-inline.h (tree_function_versioning): Update prototype.
2430 2008-08-29 Jan Hubicka <jh@suse.cz>
2432 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
2433 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
2434 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
2435 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
2436 * value-prof.c (gimple_divmod_fixed_value_transform,
2437 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
2438 gimple_stringops_transform): Use optimize_bb_for_size_p.
2439 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
2440 * final.c (compute_alignments): Use optimize_function_for_size_p.
2441 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
2442 (fold_builtin_strcpy, fold_builtin_fputs): Use
2443 optimize_function_for_size_p.
2444 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
2445 * recog.c (relax_delay_slots): Likewise.
2446 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
2447 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
2448 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
2449 optimize_function_for_size_p.
2450 (cgraph_decide_inlining_of_small_function): Use
2451 optimize_function_for_size_p.
2452 * global.c (find_reg): Use optimize_function_for_size_p.
2453 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
2454 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
2455 flag_prefetch_loop_arrays. Those can work it out from profile.
2456 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
2457 optimize_loop_for_speed_p.
2458 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
2460 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
2461 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
2462 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
2463 * local-alloc.c (block_alloc): Pass BB pointer.
2464 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
2465 * gcse.c (gcse_main): Use optimize_function_for_size_p.
2466 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
2467 (decide_peel_completely): Likewise.
2468 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
2469 optimize_loop_for_size_p.
2470 (vect_enhance_data_refs_alignment): Likewise.
2471 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
2472 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
2473 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
2474 (try_crossjump_bb): Use optimize_bb_for_size_p.
2475 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2476 optimize_loop_for_speed_p.
2477 * bb-reorder.c (find_traces_1_round): Likewise.
2478 (copy_bb): Use optimize_bb_for_speed_p.
2479 (duplicate_computed_gotos): Likewise.
2480 * basic-block.h (optimize_loop_nest_for_size_p,
2481 optimize_loop_nest_for_speed_p): New.
2482 * stmt.c (expand_case): Use optimize_insn_for_size_p.
2484 2008-08-29 Tristan Gingold <gingold@adacore.com>
2486 * gcov.c (main): Call expandargv.
2488 2008-08-29 Jan Hubicka <jh@suse.cz>
2490 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
2492 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2494 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
2495 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2497 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
2499 2008-08-29 Jan Hubicka <jh@suse.cz>
2501 * tree-pass.h (pass_strip_predict_hints): Declare.
2502 * predict.c (strip_builtin_expect): Rename to ...
2503 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
2504 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
2505 (tree_estimate_probability): Do not strip builtin_expect.
2506 (pass_strip_predict_hints): New pass.
2507 * tree-inline.c (expand_call_inline): When inlining cold function, predict
2509 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2511 2008-08-29 Richard Guenther <rguenther@suse.de>
2513 PR tree-optimization/37207
2514 * tree-vrp.c (extract_range_from_binary_expr): Also try
2515 to constant fold if only one of the operands is a constant.
2517 2008-08-29 Nick Clifton <nickc@redhat.com>
2519 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
2520 the same way as SYMBOL_REFs.
2522 2008-08-28 Bob Wilson <bob.wilson@acm.org>
2524 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2526 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2528 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
2529 * config/mips/mips.md (branch_likely): Remove const. Fix
2531 (define_delay for type "branch"): Change to only apply for branch
2532 with likely variant.
2533 (define_delay for type "branch" and "branch_likely" no). New delay
2535 (equality_op): New code iterator.
2536 (bbv, bbinv): New code attributes.
2537 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
2540 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2541 Andrew Pinski <pinskia@gcc.gnu.org>
2544 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2546 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2548 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2549 rule that a symbolic constant must be defined and >= 0 for the
2550 corresponding facility to be present at compile-time.
2551 * gthr-posix.c: Likewise.
2553 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2555 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2556 * config/mips/mips.md (D): New mode attribute.
2557 (mulsi3, muldi3): Merge it into ...
2558 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
2560 (muldi3_mul3): New pattern.
2561 (mulsi3_mult3): Rename to mulsi3_mul3.
2563 2008-08-28 Jan Hubicka <jh@suse.cz>
2565 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2567 * predict.c (always_optimize_for_size_p): Rename to ...
2568 (optimize_function_for_size): ... this one; make extern.
2569 (optimize_function_for_speed_p): New.
2570 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2571 optimize_edge_for_size_p,optimize_edge_for_size_p,
2572 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2573 * basic-block.h (optimize_function_for_size_p,
2574 optimize_function_for_speed_p): Declare.
2575 * i386.md (optimize_size checks): Replace them by appropriate
2577 (standard_80387_constant_p, ix86_compute_frame_layout,
2578 ix86_expand_epilogue, ix86_decompose_address,
2579 print_operand, emit_i387_cw_initialization,
2580 inline_memory_move_cost, ix86_pad_returns,
2581 ix86_reorg): Replace optimize_size checks.
2583 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2585 * rtl.h (simplify_subreg_regno): Declare.
2586 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2587 * simplify-rtx.c (simplify_subreg): ...here.
2588 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2589 subreg_offset_representable_p.
2591 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2594 * c-typeck.c (convert_for_assignment): Give a note describing what
2595 was passed and what was expected.
2597 2008-08-28 Joey Ye <joey.ye@intel.com>
2599 * doc/extend.texi: Document AVX built-in functions.
2600 * doc/invoke.texi: Document -mavx.
2602 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2603 Joey Ye <joey.ye@intel.com>
2604 Xuepeng Guo <xuepeng.guo@intel.com>
2606 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2608 * config/i386/cpuid.h (bit_FMA): New.
2609 (bit_XSAVE): Likewise.
2610 (bit_OSXSAVE): Likewise.
2611 (bit_AVX): Likewise.
2613 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2614 define. Use ASM_OUTPUT_AVX_PREFIX.
2616 * config/i386/gmmintrin.h: New.
2618 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2619 (OPTION_MASK_ISA_AVX_SET): New.
2620 (OPTION_MASK_ISA_FMA_SET): Likewise.
2621 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2622 (OPTION_MASK_ISA_FMA_SET): Likewise.
2623 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2624 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2625 (pta_flags): Add PTA_AVX and PTA_FMA.
2626 (override_options): Handle PTA_AVX and PTA_FMA.
2627 (init_cumulative_args): Handle warn_avx.
2628 (classify_argument): Return 0 for COImode and OImode. Return
2629 1 and X86_64_AVX_CLASS for 256bit vector types.
2630 (examine_argument): Handle X86_64_AVX_CLASS.
2631 (construct_container): Likewise.
2632 (function_arg_advance_32): Pass OImode and 256bit vector types
2634 (function_arg_advance_64): Take a new argument to indicate if a
2635 parameter is named. Handle 256bit vector types. Return
2636 immediately for unnamed 256bit vector mode parameters.
2637 (function_arg_advance): Updated.
2638 (function_arg_32): Add comments for TImode. Handle OImode
2639 and 256bit vector types.
2640 (function_arg_64): Take a new argument to indicate if a
2641 parameter is named. Handle 256bit vector types. Return NULL
2642 for unnamed 256bit vector mode parameters.
2643 (function_arg): Updated.
2644 (setup_incoming_varargs_64): Support
2645 AVX encoding for *sse_prologue_save_insn.
2646 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2647 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2648 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2649 enabled, otherwise return -3.
2650 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2652 (print_reg): Support AVX registers. Handle 'x' and 't'.
2653 Handle 'd' to duplicate the operand.
2654 (print_operand): Likewise. Also support AVX vector compare
2656 (output_387_binary_op): Support AVX.
2657 (output_fp_compare): Likewise.
2658 (ix86_expand_vector_move_misalign): Likewise.
2659 (ix86_attr_length_vex_default): New.
2660 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2661 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2662 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2663 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2664 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2665 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2666 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2667 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2668 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2669 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2670 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2671 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2672 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2673 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2674 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2675 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2676 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2677 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2678 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2679 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2680 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2681 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2682 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2683 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2684 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2685 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2686 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2687 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2688 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2689 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2690 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2691 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2692 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2693 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2694 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2695 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2696 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2697 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2698 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2699 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2700 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2701 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2702 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2703 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2704 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2705 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2706 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2707 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2708 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2709 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2710 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2711 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2712 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2713 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2714 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2715 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2716 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2717 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2718 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2719 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2720 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2721 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2722 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2723 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2724 and IX86_BUILTIN_MOVMSKPS256,
2725 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2726 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2727 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2728 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2729 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2730 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2731 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2732 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2733 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2734 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2735 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2736 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2737 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2738 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2739 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2740 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2741 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2742 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2743 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2744 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2745 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2746 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2747 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2748 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2749 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2750 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2751 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2752 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2753 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2754 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2755 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2756 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2757 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2758 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2759 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2760 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2761 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2762 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2763 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2764 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2765 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2766 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2767 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2768 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2769 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2770 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2771 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2772 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2773 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2774 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2775 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2776 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2777 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2778 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2779 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2780 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2781 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2782 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2784 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2785 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2786 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2787 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2788 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2789 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2790 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2791 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2792 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2793 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2794 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2795 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2796 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2797 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2798 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2799 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2800 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2801 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2802 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2803 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2804 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2805 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2806 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2807 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2808 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2809 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2810 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2811 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2812 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2813 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2814 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2815 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2816 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2817 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2818 IX86_BUILTIN_MOVMSKPS256.
2819 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2820 (ix86_expand_args_builtin): Likewise.
2821 (ix86_expand_special_args_builtin): Likewise.
2822 (ix86_hard_regno_mode_ok): Handle AVX modes.
2823 (ix86_expand_vector_init_duplicate): Likewise.
2824 (ix86_expand_vector_init_one_nonzero): Likewise.
2825 (ix86_expand_vector_init_one_var): Likewise.
2826 (ix86_expand_vector_init_concat): Likewise.
2827 (ix86_expand_vector_init_general): Likewise.
2828 (ix86_expand_vector_set): Likewise.
2829 (ix86_vector_mode_supported_p): Likewise.
2830 (x86_extended_reg_mentioned_p): Check INSN_P before using
2833 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2834 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2836 * config/i386/i386.h (TARGET_AVX): New.
2837 (TARGET_FMA): Likewise.
2838 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2839 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2840 (VALID_AVX256_REG_MODE): New.
2841 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2842 (AVX_FLOAT_MODE_P): Likewise.
2843 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2844 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2845 (AVX_VEC_FLOAT_MODE_P): Likewise.
2846 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2847 (ASM_OUTPUT_OPCODE): Likewise.
2848 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2850 (SSE_REG_MODE_P): Allow 256bit vector modes.
2851 (ix86_args): Add a warn_avx field.
2853 * config/i386/i386.md (UNSPEC_PCMP): New.
2854 (UNSPEC_VPERMIL): Likewise.
2855 (UNSPEC_VPERMIL2): Likewise.
2856 (UNSPEC_VPERMIL2F128): Likewise.
2857 (UNSPEC_MASKLOAD): Likewise.
2858 (UNSPEC_MASKSTORE): Likewise.
2859 (UNSPEC_CAST): Likewise.
2860 (UNSPEC_VTESTP): Likewise.
2861 (UNSPECV_VZEROALL): Likewise.
2862 (UNSPECV_VZEROUPPER): Likewise.
2863 (XMM0_REG): Likewise.
2864 (XMM1_REG): Likewise.
2865 (XMM2_REG): Likewise.
2866 (XMM3_REG): Likewise.
2867 (XMM4_REG): Likewise.
2868 (XMM5_REG): Likewise.
2869 (XMM6_REG): Likewise.
2870 (XMM8_REG): Likewise.
2871 (XMM9_REG): Likewise.
2872 (XMM10_REG): Likewise.
2873 (XMM11_REG): Likewise.
2874 (XMM12_REG): Likewise.
2875 (XMM13_REG): Likewise.
2876 (XMM14_REG): Likewise.
2877 (XMM15_REG): Likewise.
2879 (prefix_vex_imm8): Likewise.
2880 (prefix_vex_w): Likewise.
2881 (length_vex): Likewise.
2884 (*avx_ashlti3): Likewise.
2885 (*avx_lshrti3): Likewise.
2886 (*avx_setcc<mode>): Likewise.
2887 (*fop_<mode>_comm_mixed_avx): Likewise.
2888 (*fop_<mode>_comm_avx): Likewise.
2889 (*fop_<mode>_1_mixed_avx): Likewise.
2890 (*fop_<mode>_1_avx): Likewise.
2891 (*avx_<code><mode>3): Likewise.
2892 (*avx_ieee_smin<mode>3): Likewise.
2893 (*avx_ieee_smax<mode>3): Likewise.
2894 (mode): Add OI, V8SF and V4DF.
2895 (length): Support VEX prefix.
2896 (*cmpfp_i_mixed): Set prefix attribute.
2897 (*cmpfp_i_sse): Likewise.
2898 (*cmpfp_iu_mixed): Likewise.
2899 (*cmpfp_iu_sse): Likewise.
2900 (*movsi_1): Support AVX.
2901 (*movdi_2): Likewise.
2902 (*movdi_1_rex64): Likewise.
2903 (*movti_internal): Likewise.
2904 (*movti_rex64): Likewise.
2905 (*movsf_1): Likewise.
2906 (*movdf_nointeger): Likewise.
2907 (*movdf_integer_rex64): Likewise.
2908 (*movtf_internal): Likewise.
2909 (zero_extendsidi2_32): Likewise.
2910 (zero_extendsidi2_rex64): Likewise.
2911 (*extendsfdf2_mixed): Likewise.
2912 (*extendsfdf2_sse): Likewise.
2913 (*truncdfsf_fast_mixed): Likewise.
2914 (*truncdfsf_fast_sse): Likewise.
2915 (*truncdfsf_mixed): Likewise.
2916 (fix_trunc<mode>di_sse): Likewise.
2917 (fix_trunc<mode>si_sse): Likewise.
2918 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2919 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2920 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2921 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2922 (*rcpsf2_sse): Likewise.
2923 (*rsqrtsf2_sse): Likewise.
2924 (*sqrt<mode>2_sse): Likewise.
2925 (sse4_1_round<mode>2): Likewise.
2926 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2927 Support AVX. Set length attribute properly for AVX.
2929 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2930 (VECTOR_MODES (FLOAT, 32)): Likewise.
2931 (VECTOR_MODE (INT, DI, 8)): Likewise.
2932 (VECTOR_MODE (INT, HI, 32)): Likewise.
2933 (VECTOR_MODE (INT, QI, 64)): Likewise.
2934 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2935 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2936 (VECTOR_MODE (INT, DI, 4)): Removed.
2937 (VECTOR_MODE (INT, SI, 8)): Likewise.
2938 (VECTOR_MODE (INT, HI, 16)): Likewise.
2939 (VECTOR_MODE (INT, QI, 32)): Likewise.
2940 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2941 (INT_MODE (OI, 32)): Likewise.
2943 * config/i386/i386.opt (mavx): New.
2946 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2948 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2949 (*mov<mode>_internal_avx): New.
2950 (*movv2sf_internal_rex64_avx): Likewise.
2951 (*movv2sf_internal_avx): Likewise.
2953 * config/i386/predicates.md (const_4_to_5_operand): New.
2954 (const_6_to_7_operand): Likewise.
2955 (const_8_to_11_operand): Likewise.
2956 (const_12_to_15_operand): Likewise.
2957 (avx_comparison_float_operator): Likewise.
2959 * config/i386/sse.md (AVX256MODEI): New.
2960 (AVX256MODE): Likewise.
2961 (AVXMODEQI): Likewise.
2962 (AVXMODE): Likewise.
2963 (AVX256MODEF2P): Likewise.
2964 (AVX256MODE2P): Likewise.
2965 (AVX256MODE4P): Likewise.
2966 (AVX256MODE8P): Likewise.
2967 (AVXMODEF2P): Likewise.
2968 (AVXMODEF4P): Likewise.
2969 (AVXMODEDCVTDQ2PS): Likewise.
2970 (AVXMODEDCVTPS2DQ): Likewise.
2971 (avxvecmode): Likewise.
2972 (avxvecpsmode): Likewise.
2973 (avxhalfvecmode): Likewise.
2974 (avxscalarmode): Likewise.
2975 (avxcvtvecmode): Likewise.
2976 (avxpermvecmode): Likewise.
2977 (avxmodesuffixf2c): Likewise.
2978 (avxmodesuffixp): Likewise.
2979 (avxmodesuffixs): Likewise.
2980 (avxmodesuffix): Likewise.
2981 (vpermilbits): Likewise.
2982 (pinsrbits): Likewise.
2983 (mov<mode>): Likewise.
2984 (*mov<mode>_internal): Likewise.
2985 (push<mode>1): Likewise.
2986 (movmisalign<mode>): Likewise.
2987 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2988 (avx_movdqu<avxmodesuffix>): Likewise.
2989 (avx_lddqu<avxmodesuffix>): Likewise.
2990 (<plusminus_insn><mode>3): Likewise.
2991 (*avx_<plusminus_insn><mode>3): Likewise.
2992 (*avx_vm<plusminus_insn><mode>3): Likewise.
2993 (mul<mode>3): Likewise.
2994 (*avx_mul<mode>3): Likewise.
2995 (*avx_vmmul<mode>3): Likewise.
2996 (divv8sf3): Likewise.
2997 (divv4df3): Likewise.
2998 (avx_div<mode>3): Likewise.
2999 (*avx_div<mode>3): Likewise.
3000 (*avx_vmdiv<mode>3): Likewise.
3001 (avx_rcpv8sf2): Likewise.
3002 (*avx_vmrcpv4sf2): Likewise.
3003 (sqrtv8sf2): Likewise.
3004 (avx_sqrtv8sf2): Likewise.
3005 (*avx_vmsqrt<mode>2): Likewise.
3006 (rsqrtv8sf2): Likewise.
3007 (avx_rsqrtv8sf2): Likewise.
3008 (*avx_vmrsqrtv4sf2): Likewise.
3009 (<code><mode>3): Likewise.
3010 (*avx_<code><mode>3_finite): Likewise.
3011 (*avx_<code><mode>3): Likewise.
3012 (*avx_vm<code><mode>3): Likewise.
3013 (*avx_ieee_smin<mode>3): Likewise.
3014 (*avx_ieee_smax<mode>3): Likewise.
3015 (avx_addsubv8sf3): Likewise.
3016 (avx_addsubv4df3): Likewise.
3017 (*avx_addsubv4sf3): Likewise.
3018 (*avx_addsubv2df3): Likewise.
3019 (avx_h<plusminus_insn>v4df3): Likewise.
3020 (avx_h<plusminus_insn>v8sf3): Likewise.
3021 (*avx_h<plusminus_insn>v4sf3): Likewise.
3022 (*avx_h<plusminus_insn>v2df3): Likewise.
3023 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
3024 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
3025 (*avx_maskcmp<mode>3): Likewise.
3026 (avx_nand<mode>3): Likewise.
3027 (*avx_<code><mode>3): Likewise.
3028 (*avx_nand<mode>3): Likewise.
3029 (*avx_<code><mode>3): Likewise.
3030 (*avx_cvtsi2ss): Likewise.
3031 (*avx_cvtsi2ssq): Likewise.
3032 (*avx_cvtsi2sd): Likewise.
3033 (*avx_cvtsi2sdq): Likewise.
3034 (*avx_cvtsd2ss): Likewise.
3035 (avx_cvtss2sd): Likewise.
3036 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
3037 (avx_cvtps2dq<avxmodesuffix>): Likewise.
3038 (avx_cvttps2dq<avxmodesuffix>): Likewise.
3039 (*avx_cvtsi2sd): Likewise.
3040 (*avx_cvtsi2sdq): Likewise.
3041 (avx_cvtdq2pd256): Likewise.
3042 (avx_cvtpd2dq256): Likewise.
3043 (avx_cvttpd2dq256): Likewise.
3044 (*avx_cvtsd2ss): Likewise.
3045 (*avx_cvtss2sd): Likewise.
3046 (avx_cvtpd2ps256): Likewise.
3047 (avx_cvtps2pd256): Likewise.
3048 (*avx_movhlps): Likewise.
3049 (*avx_movlhps): Likewise.
3050 (avx_unpckhps256): Likewise.
3051 (*avx_unpckhps): Likewise.
3052 (avx_unpcklps256): Likewise.
3053 (*avx_unpcklps): Likewise.
3054 (avx_movshdup256): Likewise.
3055 (avx_movsldup256): Likewise.
3056 (avx_shufps256): Likewise.
3057 (avx_shufps256_1): Likewise.
3058 (*avx_shufps_<mode>): Likewise.
3059 (*avx_loadhps): Likewise.
3060 (*avx_storelps): Likewise.
3061 (*avx_loadlps): Likewise.
3062 (*avx_movss): Likewise.
3063 (*vec_dupv4sf_avx): Likewise.
3064 (*vec_concatv2sf_avx): Likewise.
3065 (*vec_concatv4sf_avx): Likewise.
3066 (*vec_setv4sf_0_avx): Likewise.
3067 (*vec_setv4sf_avx): Likewise.
3068 (*avx_insertps): Likewise.
3069 (avx_vextractf128<mode>): Likewise.
3070 (vec_extract_lo_<mode>): Likewise.
3071 (vec_extract_hi_<mode>): Likewise.
3072 (vec_extract_lo_<mode>): Likewise.
3073 (vec_extract_hi_<mode>): Likewise.
3074 (vec_extract_lo_v16hi): Likewise.
3075 (vec_extract_hi_v16hi): Likewise.
3076 (vec_extract_lo_v32qi): Likewise.
3077 (vec_extract_hi_v32qi): Likewise.
3078 (avx_unpckhpd256): Likewise.
3079 (*avx_unpckhpd): Likewise.
3080 (avx_movddup256): Likewise.
3081 (*avx_movddup): Likewise.
3082 (avx_unpcklpd256): Likewise.
3083 (*avx_unpcklpd): Likewise.
3084 (avx_shufpd256): Likewise.
3085 (avx_shufpd256_1): Likewise.
3086 (*avx_punpckhqdq): Likewise.
3087 (*avx_punpcklqdq): Likewise.
3088 (*avx_shufpd_<mode>): Likewise.
3089 (*avx_storehpd): Likewise.
3090 (*avx_loadhpd): Likewise.
3091 (*avx_loadlpd): Likewise.
3092 (*avx_movsd): Likewise.
3093 (*vec_concatv2df_avx): Likewise.
3094 (*avx_<plusminus_insn><mode>3): Likewise.
3095 (*avx_<plusminus_insn><mode>3): Likewise.
3096 (*avx_mulv8hi3): Likewise.
3097 (*avxv8hi3_highpart): Likewise.
3098 (*avx_umulv8hi3_highpart): Likewise.
3099 (*avx_umulv2siv2di3): Likewise.
3100 (*avx_mulv2siv2di3): Likewise.
3101 (*avx_pmaddwd): Likewise.
3102 (*avx_mulv4si3): Likewise.
3103 (*avx_ashr<mode>3): Likewise.
3104 (*avx_lshr<mode>3): Likewise.
3105 (*avx_ashl<mode>3): Likewise.
3106 (*avx_<code><mode>3): Likewise.
3107 (*avx_eq<mode>3): Likewise.
3108 (*avx_gt<mode>3): Likewise.
3109 (*avx_nand<mode>3): Likewise.
3110 (*avx_nand<mode>3): Likewise.
3111 (*avx_<code><mode>3): Likewise.
3112 (*avx_<code><mode>3): Likewise.
3113 (*avx_packsswb): Likewise.
3114 (*avx_packssdw): Likewise.
3115 (*avx_packuswb): Likewise.
3116 (*avx_punpckhbw): Likewise.
3117 (*avx_punpcklbw): Likewise.
3118 (*avx_punpckhwd): Likewise.
3119 (*avx_punpcklwd): Likewise.
3120 (*avx_punpckhdq): Likewise.
3121 (*avx_punpckldq): Likewise.
3122 (*avx_pinsr<avxmodesuffixs>): Likewise.
3123 (*avx_pinsrq): Likewise.
3124 (*avx_loadld): Likewise.
3125 (*vec_extractv2di_1_rex64_avx): Likewise.
3126 (*vec_extractv2di_1_avx): Likewise.
3127 (*vec_dupv2di_avx): Likewise.
3128 (*vec_concatv2si_avx): Likewise.
3129 (*vec_concatv4si_1_avx): Likewise.
3130 (*vec_concatv2di_avx): Likewise.
3131 (*vec_concatv2di_rex64_avx): Likewise.
3132 (*avx_uavgv16qi3): Likewise.
3133 (*avx_uavgv8hi3): Likewise.
3134 (*avx_psadbw): Likewise.
3135 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
3136 (*avx_phaddwv8hi3): Likewise.
3137 (*avx_phadddv4si3): Likewise.
3138 (*avx_phaddswv8hi3): Likewise.
3139 (*avx_phsubwv8hi3): Likewise.
3140 (*avx_phsubdv4si3): Likewise.
3141 (*avx_phsubswv8hi3): Likewise.
3142 (*avx_pmaddubsw128): Likewise.
3143 (*avx_pmulhrswv8hi3): Likewise.
3144 (*avx_pshufbv16qi3): Likewise.
3145 (*avx_psign<mode>3): Likewise.
3146 (*avx_palignrti): Likewise.
3147 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3148 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3149 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3150 (*avx_mpsadbw): Likewise.
3151 (*avx_packusdw): Likewise.
3152 (*avx_pblendvb): Likewise.
3153 (*avx_pblendw): Likewise.
3154 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3155 (avx_ptest256): Likewise.
3156 (avx_roundp<avxmodesuffixf2c>256): Likewise.
3157 (*avx_rounds<ssemodesuffixf2c>): Likewise.
3158 (*avx_aesenc): Likewise.
3159 (*avx_aesenclast): Likewise.
3160 (*avx_aesdec): Likewise.
3161 (*avx_aesdeclast): Likewise.
3162 (avx_vzeroupper): Likewise.
3163 (avx_vzeroupper_rex64): Likewise.
3164 (avx_vpermil<mode>): Likewise.
3165 (avx_vpermilvar<mode>3): Likewise.
3166 (avx_vpermil2<mode>3): Likewise.
3167 (avx_vperm2f128<mode>3): Likewise.
3168 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3169 (avx_vbroadcastss256): Likewise.
3170 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
3171 (avx_vinsertf128<mode>): Likewise.
3172 (vec_set_lo_<mode>): Likewise.
3173 (vec_set_hi_<mode>): Likewise.
3174 (vec_set_lo_<mode>): Likewise.
3175 (vec_set_hi_<mode>): Likewise.
3176 (vec_set_lo_v16hi): Likewise.
3177 (vec_set_hi_v16hi): Likewise.
3178 (vec_set_lo_v32qi): Likewise.
3179 (vec_set_hi_v32qi): Likewise.
3180 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3181 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3182 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
3183 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
3184 (vec_init<mode>): Likewise.
3185 (*vec_concat<mode>_avx): Likewise.
3186 (blendbits): Support V8SF and V4DF.
3187 (sse2_movq128): Support AVX.
3188 (<sse>_movnt<mode>): Likewise.
3189 (sse2_movntv2di): Likewise.
3190 (sse_rcpv4sf2): Likewise.
3191 (sse_sqrtv4sf2): Likewise.
3192 (sse_rsqrtv4sf2): Likewise.
3193 (<sse>_comi): Likewise.
3194 (<sse>_ucomi): Likewise.
3195 (sse_cvtss2si): Likewise.
3196 (sse_cvtss2si_2): Likewise.
3197 (sse_cvtss2siq): Likewise.
3198 (sse_cvtss2siq_2): Likewise.
3199 (sse_cvttss2si): Likewise.
3200 (sse_cvttss2siq): Likewise.
3201 (sse2_cvtsd2si): Likewise.
3202 (sse2_cvtsd2si_2): Likewise.
3203 (sse2_cvtsd2siq): Likewise.
3204 (sse2_cvtsd2siq_2): Likewise.
3205 (sse2_cvttsd2si): Likewise.
3206 (sse2_cvttsd2siq): Likewise.
3207 (sse2_cvtdq2pd): Likewise.
3208 (*sse2_cvtpd2dq): Likewise.
3209 (*sse2_cvttpd2dq): Likewise.
3210 (*sse2_cvtpd2ps): Likewise.
3211 (sse2_cvtps2pd): Likewise.
3212 (sse3_movshdup): Likewise.
3213 (sse3_movsldup): Likewise.
3214 (sse_storehps): Likewise.
3215 (*sse4_1_extractps): Likewise.
3216 (sse2_storelpd): Likewise.
3217 (vec_dupv2df_sse3): Likewise.
3218 (*vec_concatv2df_sse3): Likewise.
3219 (*sse4_1_pextrb): Likewise.
3220 (*sse4_1_pextrb_memory): Likewise.
3221 (*sse2_pextrw): Likewise.
3222 (*sse4_1_pextrw_memory): Likewise.
3223 (*sse4_1_pextrd): Likewise.
3224 (*sse4_1_pextrq): Likewise.
3225 (sse2_pshufd_1): Likewise.
3226 (sse2_pshuflw_1): Likewise.
3227 (sse2_pshufhw_1): Likewise.
3228 (*sse2_storeq_rex64): Likewise.
3229 (*vec_dupv4si): Likewise.
3230 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
3231 (sse2_pmovmskb): Likewise.
3232 (*sse2_maskmovdqu): Likewise.
3233 (*sse2_maskmovdqu_rex64): Likewise.
3234 (sse_ldmxcsr): Likewise.
3235 (sse_stmxcsr): Likewise.
3236 (abs<mode>2): Likewise.
3237 (sse4_1_movntdqa): Likewise.
3238 (sse4_1_phminposuw): Likewise.
3239 (sse4_1_extendv8qiv8hi2): Likewise.
3240 (*sse4_1_extendv8qiv8hi2): Likewise.
3241 (sse4_1_extendv4qiv4si2): Likewise.
3242 (*sse4_1_extendv4qiv4si2): Likewise.
3243 (sse4_1_extendv2qiv2di2): Likewise.
3244 (*sse4_1_extendv2qiv2di2): Likewise.
3245 (sse4_1_extendv4hiv4si2): Likewise.
3246 (*sse4_1_extendv4hiv4si2): Likewise.
3247 (sse4_1_extendv2hiv2di2): Likewise.
3248 (*sse4_1_extendv2hiv2di2): Likewise.
3249 (sse4_1_extendv2siv2di2): Likewise.
3250 (*sse4_1_extendv2siv2di2): Likewise.
3251 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3252 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3253 (sse4_1_zero_extendv4qiv4si2): Likewise.
3254 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3255 (sse4_1_zero_extendv2qiv2di2): Likewise.
3256 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3257 (sse4_1_zero_extendv4hiv4si2): Likewise.
3258 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3259 (sse4_1_zero_extendv2hiv2di2): Likewise.
3260 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3261 (sse4_1_zero_extendv2siv2di2): Likewise.
3262 (*sse4_1_zero_extendv2siv2di2): Likewise.
3263 (sse4_1_ptest): Likewise.
3264 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
3265 (sse4_2_pcmpestri): Likewise.
3266 (sse4_2_pcmpestrm): Likewise.
3267 (sse4_2_pcmpistri): Likewise.
3268 (sse4_2_pcmpistrm): Likewise.
3270 (aeskeygenassist): Likewise.
3272 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
3274 * config/i386/predicates.md (vzeroall_operation): New.
3276 * config/i386/sse.md (avx_vzeroall): New.
3277 (*avx_vzeroall): Likewise.
3279 2008-08-28 Paul Brook <paul@codesourcery.com>
3280 Mark Shinwell <shinwell@codesourcery.com>
3281 Richard Earnshaw <richard.earnshaw@arm.com>
3283 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
3284 (TARGET_MIN_ANCHOR_OFFSET): New.
3285 (arm_override_options): Set correct anchor ranges for Thumb-1
3286 and Thumb-2 if required.
3287 (legitimize_pic_address): Handle case involving a TLS symbol
3288 reference with an addend.
3289 (arm_optimization_options): Enable section anchors at -O1 and
3291 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
3292 * config/arm/arm-protos.h (arm_optimization_options): New.
3294 2008-08-28 Nick Clifton <nickc@redhat.com>
3296 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
3297 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
3300 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
3301 * config/v850/v850.md (return): Remove frame size restriction.
3303 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
3305 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
3307 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
3309 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
3311 2008-08-28 Paul Brook <paul@codesourcery.com>
3313 * config/arm/vfp11.md: Update license notice.
3314 * config/arm/cortex-r4.md: Ditto.
3316 2008-08-28 Richard Guenther <rguenther@suse.de>
3318 PR tree-optimization/37207
3319 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
3322 2008-08-28 Dodji Seketeli <dodji@redhat.com>
3325 * tree.c (int_fits_type_p): Don't forget unsigned integers
3326 of type sizetype which higher end word equals -1.
3328 2008-08-28 Ira Rosen <irar@il.ibm.com>
3330 * target.h (struct vectorize): Add new target builtin.
3331 * tree-vectorizer.c (destroy_loop_vec_info): Call
3332 vect_free_slp_instance instead of vect_free_slp_node.
3333 * tree-vectorizer.h (enum slp_load_perm_type): New.
3334 (struct _slp_instance): Add new fields.
3335 (SLP_INSTANCE_LOAD_PERMUTATION): New.
3336 (SLP_INSTANCE_LOADS): New.
3337 (vect_free_slp_tree): Remove.
3338 (vect_free_slp_instance): Declare.
3339 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
3340 (vectorizable_load): Add argument.
3341 (vect_transform_slp_perm_load): New.
3342 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
3344 (vect_get_place_in_interleaving_chain): New function.
3345 (vect_free_slp_tree): Make static.
3346 (vect_free_slp_instance): New function.
3347 (vect_build_slp_tree): Add new arguments. Allow load permutations and
3348 collect the load location in the interleaving chain.
3349 (vect_supported_slp_permutation_p): New function.
3350 (vect_supported_load_permutation_p): Likewise.
3351 (vect_analyze_slp_instance): In case of loads permutation, call
3352 vect_supported_load_permutation_p to check that the permutation is
3354 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
3355 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
3356 (vect_create_mask_and_perm): New function.
3357 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
3358 (vectorizable_load): Add an argument. Don't keep the created vectors
3359 statements in the node if permutation is required. Call
3360 vect_transform_slp_perm_load to generate the permutation.
3361 (vect_transform_stmt): Add new argument. Call vectorizable_load with
3362 additional argument.
3363 (vect_schedule_slp_instance): In case of loads permutation, allocate
3364 vectorized statements structure for all the related SLP nodes. Call
3365 vect_transform_stmt with addditional argument.
3366 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
3367 * config/spu/spu.c (spu_builtin_vec_perm): New.
3368 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3369 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
3370 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
3371 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3373 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
3375 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
3376 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
3377 __gthread_cond_signal, __gthread_cond_timedwait,
3378 __gthread_cond_timedwait_recursive): New functions.
3379 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
3381 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
3384 2008-08-28 Richard Guenther <rguenther@suse.de>
3387 * fold-const.c (maybe_canonicalize_comparison_1): Require
3388 undefined overflow only for canonicalizing A +- CST cmp CST.
3389 Make sure to not generate new constants that are not inside
3390 their TYPE_MIN/MAX_VALUE range.
3391 (maybe_canonicalize_comparison): Remove undefined overflow
3393 (fold_binary): Remove now duplicate folding.
3395 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3397 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
3398 use not updated in the last change.
3400 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3402 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
3403 (IRA_COVER_CLASSES): Add FPUL_REGS.
3405 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3408 * c-common.c (conversion_warning): Check for null operands.
3410 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3413 * c-decl.c (check_for_loop_decls): Improve error message. Give
3416 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3419 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
3420 (convert_for_assignment): Pass corrent OPT_W* parameter to
3421 WARN_FOR_ASSIGNMENT.
3423 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3426 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
3428 2008-08-27 Paul Brook <paul@codesourcery.com>
3430 * config.gcc: Loosen checks for arm uclinux eabi targets.
3432 2008-08-27 Paul Brook <paul@codesourcery.com>
3434 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
3436 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3438 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
3440 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
3441 the enumerators of an ENUMERAL_TYPE.
3442 * dbxout.c (dbxout_type): Ditto.
3444 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
3447 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
3448 (fwprop_addr): Check that the loop_father is not the outer loop.
3450 2008-08-26 Paul Brook <paul@codesourcery.com>
3452 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
3453 Remove documentation entry for fmul type.
3454 Use fmuls to annotate single-precision multiplication patterns,
3455 fmuld to annotate double-precision multiplication patterns,
3456 fmacs to annotate single-precision multiply-accumulate patterns
3457 and fmacd to annotate double-precision multiply-accumulate patterns.
3458 * config/arm/vfp11.md: Update reservations accordingly.
3459 * config/arm/arm.md: Note that certain values of the "type"
3460 attribute are documented in vfp.md.
3461 * config/arm/arm1020e.md: Remove out of date duplicate comment.
3462 (v10_cvt): Use new fmul types.
3464 2008-08-26 Paul Brook <paul@codesourcery.com>
3466 * config/arm/vfp.md: Move pipeline description for VFP11 to...
3467 * config/arm/vfp11.md: ...here. New.
3468 * config/arm/arm.md: Include vfp11.md.
3470 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
3472 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
3473 parameter to inform call.
3475 2008-08-26 Jeff Law <law@redhat.com>
3477 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
3478 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
3479 preferred class when copying a constant into a partial word register.
3481 2008-08-26 Ben Elliston <bje@au.ibm.com>
3483 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
3484 * cp/typeck.c: Likewise.
3485 * cp/tree.c: Likewise.
3486 * gimple-low.c: Likewise.
3489 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
3491 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
3492 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
3494 * doc/passes.texi: Describe IRA.
3496 * doc/tm.texi (IRA_COVER_CLASSES,
3497 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
3499 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
3500 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
3501 -fira-propagate-cost, -fno-ira-share-save-slots,
3502 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
3504 * flags.h (ira_algorithm): New enumeration.
3505 (flag_ira_algorithm, flag_ira_verbose): New external variable
3508 * postreload.c (gate_handle_postreload): Don't do post reload
3509 optimizations unless the reload is completed.
3511 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
3514 * tree-pass.h (pass_ira): New external variable declaration.
3516 * reload.h: Add 2008 to the Copyright.
3518 * cfgloopanal.c: Include params.h.
3519 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
3522 * params.h (IRA_MAX_LOOPS_NUM): New macro.
3524 * toplev.c (ira.h): New include.
3525 (flag_ira_algorithm, flag_ira_verbose): New external variables.
3526 (backend_init_target): Call ira_init.
3527 (backend_init): Call ira_init_once.
3528 (finalize): Call finish_ira_once.
3530 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
3531 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
3534 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
3535 may_move_out_cost): New external variable declarations.
3536 (move_table): New typedef.
3538 * caller-save.c: Include headers output.h and ira.h.
3539 (no_caller_save_reg_set): New global variable.
3540 (save_slots_num, save_slots): New variables.
3541 (reg_save_code, reg_restore_code, add_stored_regs): Add
3543 (init_caller_save): Set up no_caller_save_reg_set.
3544 (init_save_areas): Reset save_slots_num.
3545 (saved_hard_reg): New structure.
3546 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3547 (initiate_saved_hard_regs, new_saved_hard_reg,
3548 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3550 (setup_save_areas): Add code for sharing stack slots.
3551 (all_blocks): New variable.
3552 (save_call_clobbered_regs): Process pseudo-register too.
3553 (mark_set_regs): Process pseudo-register too.
3554 (insert_one_insn): Put the insn after bb note in a empty basic
3555 block. Add insn check.
3557 * global.c (eliminable_regset): Make it external.
3558 (mark_elimination): Use DF_LR_IN for IRA.
3559 (pseudo_for_reload_consideration_p): New.
3560 (build_insn_chain): Make it external. Don't ignore spilled
3561 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3562 (gate_handle_global_alloc): New function.
3563 (pass_global_alloc): Add the gate function.
3565 * opts.c (decode_options): Set up flag_ira. Print the warning for
3567 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3569 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3571 * regmove.c (regmove_optimize): Don't do replacement of output for
3574 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3575 New external variable declarations.
3577 * local-alloc.c (update_equiv_regs): Make it external. Return
3578 true if jump label rebuilding should be done. Rescan new_insn for
3580 (gate_handle_local_alloc): New function.
3581 (pass_local_alloc): Add the gate function.
3583 * alias.c (value_addr_p, stack_addr_p): New functions.
3584 (nonoverlapping_memrefs_p): Use them for IRA.
3586 * common.opt (fira, fira-algorithm, fira-coalesce,
3587 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3588 fira-verbose): New options.
3590 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3591 move_cost, may_move_in_cost, may_move_out_cost): Make the
3593 (move_table): Remove typedef.
3594 (init_move_cost): Make it external.
3595 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3598 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3599 setup_reg_classes): New function prototypes.
3600 (eliminable_regset): New external variable declaration.
3601 (build_insn_chain, update_equiv_regs): New function prototypes.
3603 * Makefile.in (IRA_INT_H): New definition.
3604 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3605 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3606 (reload1.o, toplev.o): Add dependence on ira.h.
3607 (cfgloopanal.o): Add PARAMS_H.
3608 (caller-save.o): Add dependence on output.h and ira.h.
3609 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3610 ira-emit.o, ira-lives.o): New entries.
3612 * passes.c (pass_ira): New pass.
3614 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3616 * reload1.c (ira.h): Include the header.
3617 (changed_allocation_pseudos): New bitmap.
3618 (init_reload): Initiate the bitmap.
3619 (compute_use_by_pseudos): Permits spilled registers in FROM.
3620 (temp_pseudo_reg_arr): New variable.
3621 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3622 IRA. Call alter_reg with the additional parameter. Don't clear
3623 spilled_pseudos for IRA. Restore original insn chain for IRA.
3624 Clear changed_allocation_pseudos at the end of reload.
3625 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3626 (hard_regno_to_pseudo_regno): New variable.
3627 (count_pseudo): Check spilled pseudos. Set up
3628 hard_regno_to_pseudo_regno.
3629 (count_spilled_pseudo): Check spilled pseudos. Update
3630 hard_regno_to_pseudo_regno.
3631 (find_reg): Use better_spill_reload_regno_p. Check
3632 hard_regno_to_pseudo_regno.
3633 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3635 (eliminate_regs_1): Use additional parameter for alter_reg.
3636 (finish_spills): Set up pseudo_previous_regs only for spilled
3637 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3638 more arguments. Don't clear live_throughout and dead_or_set for
3639 spilled pseudos. Use additional parameter for alter_reg. Call
3640 mark_allocation_change. Set up changed_allocation_pseudos.
3641 Remove sanity check.
3642 (emit_input_reload_insns, delete_output_reload): Use additional
3643 parameter for alter_reg. Call mark_allocation_change.
3644 (substitute, gen_reload_chain_without_interm_reg_p): New
3646 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3648 * testsuite/gcc.dg/20080410-1.c: New file.
3650 * config/s390/s390.h (IRA_COVER_CLASSES,
3651 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3653 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3655 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3657 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3659 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3661 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3663 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3665 2008-08-24 Jeff Law <law@redhat.com>
3666 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3667 when ignoring unavailable registers.
3669 2008-08-24 Jeff Law <law@redhat.com>
3670 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3671 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3672 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3673 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3675 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3676 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3678 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3679 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3680 * reload1.c (find_reg): Process registers in register allocation order.
3682 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3683 * toplev.c (backend_init_target): Move ira_init call from
3685 (lang_dependent_init_target): ...to here.
3687 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3688 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3689 calculate memory move costs for NO_REGS.
3691 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3692 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3693 STACK_REGS is defined.
3695 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3696 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3698 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3699 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3701 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3702 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3703 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3706 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3707 Dorit Nuzman <dorit@il.ibm.com>
3709 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3710 vec_extract_evenv4sf, vec_extract_evenv8hi,
3711 vec_extract_evenv16qi, vec_extract_oddv4si,
3712 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3713 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3714 vec_interleave_highv4si, vec_interleave_lowv4si,
3715 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3716 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3717 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3719 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3722 * config/rs6000/rs6000.c (optimization_options): Don't default to
3723 section anchors without toplevel reorder.
3725 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3727 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3728 (mfc_end_critical_section): Likewise.
3730 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3732 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3733 all type qualifiers from element type to vector type.
3735 2008-08-25 David Daney <ddaney@avtrex.com>
3737 * config/mips/mips.md (immediate_insn): Move up in file, fix
3738 comment typo, reformat.
3739 (fetchop_bit, atomic_hiqi_op memory_barrier,
3740 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3741 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3742 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3743 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3744 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3745 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3746 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3747 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3748 sync_old_nand<mode>, sync_new_nand<mode>,
3749 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3750 test_and_set_12): Moved to sync.md.
3752 * config/mips/sync.md: New file.
3754 2008-08-25 Richard Henderson <rth@redhat.com>
3756 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3757 (regsave): Likewise.
3758 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3759 (output_cfi_directive): Likewise.
3760 (div_data_align): New.
3761 (output_cfi): Use it.
3763 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3765 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3766 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3767 (TARGET_OCTEON): New macro.
3768 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3769 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3770 (ISA_HAS_POP): New macro.
3771 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3773 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3775 * config/mips/mips.md (cpu): Add octeon.
3776 (type): Add pop attribute value.
3777 (popcount<mode>2): New pattern.
3778 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3780 2008-08-24 Jan Hubicka <jh@suse.cz>
3782 * doc/invoke.texi (-fipa-cp-clone): New option.
3783 (-fipa-cp): Update docs.
3784 (--param ipcp-unit-growth):New.
3785 * ipa-cp.c: Include fibheap.h, params.h
3786 (ipcp_initialize_node_lattices): When not cloning, all externally
3787 visible functions are bottom.
3788 (ipcp_need_redirect_p): Accept clones.
3789 (ipcp_insert_stage): Use cost driven heuristics.
3790 (max_count, dead_nodes): New static vars.
3791 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3792 ipcp_const_param_count): New functions.
3793 * common.opt (ipa-cp-clone): New command line option.
3794 * params.def (ipcp-unit-growth): New.
3796 2008-08-24 Jan Hubicka <jh@suse.cz>
3798 * tree-inline.c (tree_function_versioning): Look harder
3799 for referenced vars.
3801 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3803 PR tree-optimization/37185
3804 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3806 2008-08-23 Jan Hubicka <jh@suse.cz>
3808 * ipa-cp.c (ipcp_analyze_node): New function.
3809 (ipcp_update_cloned_node): Use it.
3810 (ipcp_init_stage): Likewise.
3811 * ipa-inline.c (function_insertion_hook_holder): New static var.
3812 (analyze_function): Break out from ....
3813 (inline_generate_summary): Here; register insertion hook.
3814 (cgraph_decide_inlining): Remove hook.
3815 (add_new_function): New function.
3817 2008-08-23 Jan Hubicka <jh@suse.cz>
3819 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3821 2008-08-23 Jan Hubicka <jh@suse.cz>
3823 * ipa-cp.c (constant_val_insert): Remove.
3824 (ipcp_propagate_one_const): Remove.
3825 (ipcp_create_replace_map): Always insert replacements to the map.
3826 (ipcp_insert_stage): Do not try to insert statements by hand.
3827 * tree-inline.c (insert_init_stmt): Break out from ...
3828 (setup_one_parameter): ... here; allow NULL BB pointer.
3829 (tree_function_versioning): Use setup_one_parameter to process
3832 2008-08-23 Jan Hubicka <jh@suse.cz>
3834 * tree.c (decl_address_ip_invariant_p): New function.
3835 * tree.h (decl_address_ip_invariant_p): Declare.
3836 * gimple.c (strip_invariant_refs): Break out from ...
3837 (is_gimple_invariant_address): ... here
3838 (is_gimple_ip_invariant_address): New function.
3839 (is_gimple_ip_invariant): New function.
3840 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3843 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3844 (ipcp_lat_is_insertable): All constants are insertable.
3845 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3846 IPA_CONST_VALUE_REF.
3847 (ipcp_initialize_node_lattices): Propagate all types of operands.
3848 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3849 (ipcp_create_replace_map): Reformat.
3850 (ipcp_need_redirect_p): Simplify.
3851 (ipcp_insert_stage): Check that argument is used before clonning.
3852 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3853 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3854 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3855 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3856 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3857 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3858 * tree-inline.c (tree_function_versioning): Add variables referenced by
3861 2008-08-23 Jan Hubicka <jh@suse.cz>
3864 * i386.c (standard_80387_constant_p): Use optimize_size.
3866 2008-08-23 Ira Rosen <irar@il.ibm.com>
3868 PR tree-optimization/37161
3869 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3870 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3871 (vect_determine_vectorization_factor): Move the scalar type
3872 retrieval to vect_get_smallest_scalar_type.
3873 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3874 scalar type. Remove redundant computation.
3875 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3876 (vect_get_slp_defs): Take the type of RHS into account if
3877 necessary by calling vect_get_smallest_scalar_type. Call
3878 vect_get_constant_vectors with additional argument.
3880 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3883 * doc/invoke.texi (Wwrite-strings): Clarify description.
3885 2008-08-23 Ira Rosen <irar@il.ibm.com>
3887 PR tree-optimization/37174
3888 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3889 def stmt is a part of the loop before accessing its stmt_vec_info.
3891 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3894 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3895 (*swap): New insn pattern.
3896 (*ashlqi3): Rename from ashlqi3 insn pattern.
3897 (ashlqi3): New expanders.
3898 (*lshrqi3): Rename from lshrqi3 insn pattern.
3899 (lshrqi3): New expanders.
3900 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3901 lshrqi3_const5, lshrqi3_const6): New splitters.
3902 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3903 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3906 2008-08-22 Richard Guenther <rguenther@suse.de>
3908 PR tree-optimization/37078
3909 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3910 [+INF, +INF] ranges.
3912 2008-08-22 Richard Guenther <rguenther@suse.de>
3914 PR tree-optimization/37143
3915 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3916 a conversion statement instead of a copy.
3918 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3921 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3922 CCCmode, CCOmode and CCSmode destination modes.
3925 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3926 from different units in a single alternative.
3927 (*vec_extractv2sf_1): Ditto.
3928 (*vec_extractv2si_0): Ditto.
3929 (*vec_extractv2si_1): Ditto.
3930 * config/i386/sse.md (sse2_storehpd): Ditto.
3931 (sse2_storelpd): Ditto.
3932 (sse2_loadhpd): Ditto.
3933 (sse2_loadlpd): Ditto.
3936 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3937 (popcountsi2): Ditto.
3938 (clzdi2_abm): Ditto.
3939 (popcountdi2): Ditto.
3940 (clzhi2_abm): Ditto.
3941 (popcounthi2): Ditto.
3943 2008-08-22 Richard Guenther <rguenther@suse.de>
3947 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3948 if the multiplication does not overflow.
3950 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3952 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3954 2008-08-21 Richard Henderson <rth@redhat.com>
3956 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3957 spurrious comma from test.
3958 * configure: Rebuild.
3960 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3963 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3966 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3968 * c-tree.h (grokfield): New argument.
3969 * c-decl.c (grokfield): Handle new location argument.
3970 * c-parser.c (c_parser_struct_declaration): Pass location to
3973 2008-08-21 Richard Guenther <rguenther@suse.de>
3975 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3977 2008-08-21 Jan Hubicka <jh@suse.cz>
3979 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3980 (cgraph_add_function_insertion_hook,
3981 cgraph_remove_function_insertion_hook,
3982 cgraph_call_function_insertion_hooks): New functions.
3983 * cgraph.h (cgraph_add_function_insertion_hook,
3984 cgraph_remove_function_insertion_hook,
3985 cgraph_call_function_insertion_hooks): Declare.
3986 * ipa-reference.c (function_insertion_hook_holder): New variable.
3987 (check_operand, look_for_address_of): When checking late, do not care
3988 about module bitmaps.
3989 (add_new_function): New function.
3990 (generate_summary): Register hooks; zero module bitmaps.
3991 (propagate): Unregister hooks.
3992 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3993 (add_new_function): New function.
3994 (generate_summary): Register hook.
3995 (propagate): Remove hook.
3997 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3999 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
4000 * ipa-cp.c (ipcp_update_cloned_node): New function.
4001 (build_const_val): Handle functions correctly; bring type logic
4002 into sync with tree-inline.c
4003 (ipcp_init_stage): Take care of computing stuff needed by
4004 indirect inlining; update clones.
4005 (ipcp_generate_summary): Break out of ipcp_driver.
4006 (ipcp_driver): Do only execution and transformation.
4007 (pass_ipa_cp): Make IPA_PASS.
4008 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
4010 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
4011 ipcp, some info is already available.
4012 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
4013 * tree-inline.c (remap_ssa_name): Unshare expression.
4015 2008-08-21 Richard Guenther <rguenther@suse.de>
4017 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
4018 a PHI ask VN if it is already available.
4019 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
4020 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
4022 2008-08-21 Richard Guenther <rguenther@suse.de>
4025 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
4026 makes sure to produce a result of the correct type.
4028 2008-08-21 Jan Hubicka <jh@suse.cz>
4029 Backport from LTO branch:
4031 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4032 Jan Hubicka <jh@suse.cz>
4035 (init_state, finish_state, set_function_state, generate_summary):
4037 (scan_stmt): Renamed from scan_function. Changed to keep state in
4038 local static vars rather than cgraph aux field.
4039 (propagate): Renamed from static_execute. Changed to keep state in
4040 local static vars rather than cgraph aux field.
4041 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
4042 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
4044 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4046 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
4047 * ipa-reference.c (init_function_info, generate_summary,
4048 propagate): New functions.
4049 (analyze_function): Call init_function_info.
4050 (static_execute): Stripped into generate_summary and propagate.
4051 (pass_ipa_reference): Made into ipa_opt_pass.
4053 2008-08-21 Richard Guenther <rguenther@suse.de>
4055 PR tree-optimization/37181
4056 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
4058 (extract_range_from_unary_expr): Likewise.
4060 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4062 * diagnostic.c (pedwarn_at): Rename as pedwarn.
4064 * toplev.h (pedwarn_at): Likewise.
4065 * builtins.c: Update all calls to pedwarn.
4066 * c-lex.c: Likewise.
4067 * toplev.c: Likewise.
4068 * c-tree.h: Likewise.
4069 * c-decl.c: Likewise.
4070 * c-errors.c: Likewise.
4071 * c-typeck.c: Likewise.
4072 * c-common.c: Likewise.
4073 * c-parser.c: Likewise.
4075 2008-08-20 Joseph Myers <joseph@codesourcery.com>
4078 * config/sparc/sparc.c (function_arg_slotno): Handle structure
4079 with MODE_VECTOR_INT mode.
4081 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4084 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
4085 initialized outside the current module.
4086 (warn_uninitialized_var): Ignore left-hand side when walking the
4087 trees. Ignore address expressions. Examine VUSE operands in gimple
4088 statements with a variable declaration on the right-hand side.
4090 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
4093 * rtlanal.c (subreg_offset_representable_p): Revert last change.
4095 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4098 * c-common.c (conversion_warning): Do not warn if applying bit-and
4099 operator to unsigned constant that fits in the target type.
4101 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4104 * c-common.c (conversion_warning): Do not warn for artificial
4107 2008-08-20 Richard Guenther <rguenther@suse.de>
4109 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
4110 (extract_range_from_binary_expr): Fall back to constant propagation.
4111 (extract_range_from_unary_expr): Likewise.
4113 2008-08-20 Richard Guenther <rguenther@suse.de>
4115 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
4116 with TREE_THIS_VOLATILE on shared nodes.
4117 (fold_stmt_r): Likewise.
4119 2008-08-20 Jakub Jelinek <jakub@redhat.com>
4122 * c-parser.c (c_parser_attributes): For keywords use canonical
4123 spelling for attr_name.
4125 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4127 * value-prof.c (check_counter): Revert wrong call to error.
4129 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4131 * profile.c: Update calls to inform.
4132 * value-prof.c: Update calls to inform.
4134 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4136 * diagnostic.c (inform): Add an explicit location_t parameter.
4137 * toplev.h (inform): Update declaration.
4138 * builtins.c: Update all calls to inform.
4139 * c-common.c: Likewise.
4140 * c-decl.c: Likewise.
4141 * c-opts.c: Likewise.
4142 * c-pch.c: Likewise.
4143 * c-pragma.c: Likewise.
4144 * c-typeck.c: Likewise.
4145 * coverage.c: Likewise.
4147 * toplev.c: Likewise.
4148 * tree-cfg.c: Likewise.
4149 * tree-ssa.c: Likewise.
4151 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
4154 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
4155 V2DI mode, for SSE4.1, use movq instead of vector set if the
4156 second element is zero and inter-unit moves are OK.
4158 2008-08-20 Richard Guenther <rguenther@suse.de>
4160 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
4161 properly handle conversion/copy chains after tuplification.
4163 2008-08-20 Richard Guenther <rguenther@suse.de>
4165 * passes.c (init_optimization_passes): Move the second
4166 forwprop pass before alias computation. Remove the second
4167 DCE pass. Remove the first dominator and phi copy/const
4170 2008-08-20 Nick Clifton <nickc@redhat.com>
4172 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
4173 support of this feature. Do not assume that a sufficiently new
4174 assembler will support the feature regardless of the target type.
4175 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
4176 * configure: Regenerate.
4178 2008-08-20 Richard Guenther <rguenther@suse.de>
4180 * tree-vrp.c (found_in_subgraph): Remove.
4181 (live): New global static.
4182 (live_on_edge): New function.
4183 (blocks_visited): Remove.
4184 (register_edge_assert_for_2): Use live_on_edge.
4185 (find_conditional_asserts): Remove code dealing with
4186 found_in_subgraph. Do not walk the CFG.
4187 (find_switch_asserts): Likewise.
4188 (find_assert_locations_1): Renamed from find_assert_locations.
4189 Move finding assert locations for conditional and switch
4190 statements first. Update live bitmap. Do not walk the CFG.
4191 (find_assert_locations): New function.
4192 (insert_range_assertions): Remove entry of CFG walk.
4193 Adjust call to find_assert_locations.
4194 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
4195 that only can appear because of fake exit edges but assert we
4196 never try to insert on those.
4197 (fini_pre): Do not remove fake exit edges here...
4198 (execute_pre): ...but here, before committing edge inserts.
4200 2008-08-19 Richard Guenther <rguenther@suse.de>
4202 * passes.c (init_optimization_passes): Exchange store-ccp
4205 2008-08-19 Rafael Espíndola <espindola@google.com>
4207 * varasm.c (weak_decls): Move earlier in the file.
4208 (assemble_external): Add weak decls to the weak_decls list.
4209 (declare_weak): Don't add decls to the weak_decls list.
4211 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
4214 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
4215 before (sse2_shufpd_<mode>).
4217 2008-08-19 Jakub Jelinek <jakub@redhat.com>
4220 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
4221 * tree.c (block_nonartificial_location): Likewise.
4223 2008-08-19 Richard Guenther <rguenther@suse.de>
4225 PR tree-optimization/35972
4226 PR tree-optimization/23094
4227 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
4229 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
4230 handle MISALIGNED_INDIRECT_REF.
4231 (get_ref_from_reference_ops): New helper.
4232 (vn_reference_lookup_pieces): Walk the use-def chain using the
4233 alias-oracle if requested.
4234 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
4235 walking the use-def chain.
4236 (compute_avail): But not here.
4237 (create_component_ref_by_pieces_1): Properly handle
4238 MISALIGNED_INDIRECT_REF.
4239 (do_regular_insertion): Handle fully redundant
4240 expressions after PHI-translation also for SSA_NAME values, not
4241 only constants. Correctly use edoubleprime for that.
4243 2008-08-19 Ira Rosen <irar@il.ibm.com>
4245 * tree-vectorizer.c (supportable_widening_operation): Support
4246 multi-step conversion, return the number of steps in such conversion
4247 and the required intermediate types.
4248 (supportable_narrowing_operation): Likewise.
4249 * tree-vectorizer.h (vect_pow2): New function.
4250 (supportable_widening_operation): Change argument types.
4251 (supportable_narrowing_operation): Likewise.
4252 (vectorizable_type_promotion): Add an argument.
4253 (vectorizable_type_demotion): Likewise.
4254 * tree-vect-analyze.c (vect_analyze_operations): Call
4255 vectorizable_type_promotion and vectorizable_type_demotion with
4256 additional argument.
4257 (vect_get_and_check_slp_defs): Detect patterns.
4258 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
4260 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
4261 vect_build_slp_tree with correct arguments. Calculate unrolling factor
4262 according to the smallest type in the loop.
4263 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
4264 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
4265 supportable_widening_operation with correct arguments.
4266 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
4267 operands lists according to the number of vector statements in left
4268 or right node, if exists.
4269 (vect_gen_widened_results_half): Remove unused argument.
4270 (vectorizable_conversion): Call supportable_widening_operation,
4271 supportable_narrowing_operation, and vect_gen_widened_results_half
4272 with correct arguments.
4273 (vectorizable_assignment): Change documentation, support multiple
4275 (vectorizable_operation): Likewise.
4276 (vect_get_loop_based_defs): New function.
4277 (vect_create_vectorized_demotion_stmts): Likewise.
4278 (vectorizable_type_demotion): Support loop-aware SLP and general
4279 multi-step conversion. Call vect_get_loop_based_defs and
4280 vect_create_vectorized_demotion_stmts for transformation.
4281 (vect_create_vectorized_promotion_stmts): New function.
4282 (vectorizable_type_promotion): Support loop-aware SLP and general
4283 multi-step conversion. Call vect_create_vectorized_promotion_stmts
4285 (vectorizable_store): Change documentation, support multiple
4287 (vectorizable_load): Likewise.
4288 (vect_transform_stmt): Pass SLP_NODE to
4289 vectorizable_type_promotion and vectorizable_type_demotion.
4290 (vect_schedule_slp_instance): Move here the calculation of number
4291 of vectorized statements for each node from...
4292 (vect_schedule_slp): ... here.
4293 (vect_transform_loop): Call vect_schedule_slp without the last
4296 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
4299 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
4300 to == in assert statement.
4301 (vectorizable_reduction): Fix typo.
4303 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4306 * value-prof.c (check_counter): Dereference pointer to overall
4307 count when printing it.
4309 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4311 * profile.h: Really add it.
4313 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4315 * mcf.c: Really add it.
4317 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
4318 Vinodha Ramasamy <vinodha@google.com>
4320 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
4322 * value-prof.c (check_counter): Fix the counter if
4323 flag_profile_correction is true.
4324 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4325 tree_mod_subtract_transform):
4326 Follow check_counter parameter change.
4327 * common.opt (fprofile-correction): New option.
4329 * profile.h: Likewise.
4330 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
4331 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
4332 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
4334 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
4335 flag_profile_correction is set.
4337 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
4339 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
4341 2008-08-18 Tomas Bily <tbily@suse.cz>
4343 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
4344 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
4346 * tree-data-ref.c (split_constant_offset_1): Likewise.
4347 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
4348 * tree-sra.c (sra_walk_expr): Likewise.
4349 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
4350 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4351 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
4352 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
4354 * gimple.c (gimple_assign_unary_nop_p): Likewise.
4355 * tree-vect-transform.c (vectorizable_type_demotion)
4356 (vectorizable_type_promotion): Likewise.
4357 * tree-inline.c (expand_call_inline):
4358 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4359 (forward_propagate_addr_expr_1, forward_propagate_comparison)
4360 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4361 * expr.c (expand_expr_real_1): Likewise.
4362 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
4363 (gimple_assign_unary_useless_conversion_p): Likewise.
4364 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4365 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
4366 * fold-const.c (fold_unary): Likewise.
4367 * tree.h (CONVERT_EXPR_P): Likewise.
4368 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
4369 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4371 (register_edge_assert_for_2, extract_range_from_unary_expr)
4372 (register_edge_assert_for_1): Likewise.
4374 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4376 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
4377 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
4378 (enum real_value_const): Delete.
4379 (get_real_const): Delete.
4380 * real.c (get_real_const): Delete.
4381 (dconst_e_ptr): Define.
4382 (dconst_third_ptr): Define.
4383 (dconst_sqrt2_ptr): Define.
4384 * builtins.c: Update all callers.
4386 2008-08-18 Richard Guenther <rguenther@suse.de>
4388 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
4389 statement iterator after statement removal.
4391 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
4393 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
4394 (detect_processor_freebsd): Likewise.
4395 (host_detect_local_cpu): Call newly added functions for FreeBSD.
4397 2008-08-18 Richard Guenther <rguenther@suse.de>
4399 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
4400 and loads have the correct types.
4402 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4405 * c-opts.c (cpp_opts): Remove static.
4406 * c-parser.c (cpp_opts): Declare it extern.
4407 (disable_extension_diagnostics): Handle cpp options.
4408 (enable_extension_diagnostics): Likewise.
4410 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4412 * diagnostics.c (permerror_at): Rename as permerror.
4413 (permerror): Delete.
4414 * toplev.h: Likewise.
4416 2008-08-18 Richard Guenther <rguenther@suse.de>
4418 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
4419 sdse1 and addressables2 passes. Replace dce1 with cddce1.
4420 Move call_cdce before build_alias. Move copyrename2,
4421 cunrolli and ccp2 beafore build_alias. Re-add addressable2
4422 right after final inlining.
4423 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
4424 (pass_build_cfg): But instead via TODO_dump_func.
4426 2008-08-18 Richard Guenther <rguenther@suse.de>
4428 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
4430 (scalarize_init): If we failed to generate some initializers
4431 do not generate zeros for not instantiated members. Instead
4432 rely on the copy out.
4433 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
4434 about missing flow-sensitive alias info only if we have
4437 2008-08-17 Nick Clifton <nickc@redhat.com>
4439 * doc/extend.texi (Function Attributes): Fix typo in description
4440 if hot function attribute.
4442 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
4443 Richard Sandiford <rdsandiford@googlemail.com>
4445 * doc/install.texi (--with-mips-plt): Document.
4446 * doc/invoke.texi (-mplt, -mno-plt): Document.
4447 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
4448 and handle ${with_mips_plt}.
4449 * config/mips/mips.opt (mplt): New option.
4450 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
4451 (TARGET_ABICALLS_PIC2): Likewise.
4452 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
4453 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
4454 (ASM_SPEC): Use !mabi=* instead of !mabi*.
4455 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
4456 to decide whether to output ".option picX" directives.
4457 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
4458 Pass -call_nonpic rather than -KPIC for -mplt.
4459 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
4460 on the command line. Also remove it when -mabi=64 is used without
4462 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
4463 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
4464 TARGET_ABICALLS_PIC0.
4465 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
4467 (mips16_build_function_stub): Only output ".option pic" directives
4468 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
4469 (mips16_build_call_stub): Fix comment and remove redundant
4470 ".set at"/"set .noat" directives.
4471 (mips_function_rodata_section): Use the default behaviour for
4472 TARGET_ABSOLUTE_ABICALLS.
4473 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
4474 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
4475 (mips_restore_gp): Do nothing if the current function doesn't use
4477 (mips_expand_prologue): Only save $gp if the current function uses it.
4478 Use a normal move for TARGET_ABICALLS_PIC0.
4479 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
4481 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
4483 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
4484 of function when handling GLOBAL_POINTER_REGNUM.
4486 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
4489 * common.opt (-fstack-check): Do not declare the variable here.
4490 (-fstack-check=): New option variant.
4491 * doc/invoke.texi (Code Gen Options): Document it.
4492 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
4493 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
4494 (STACK_CHECK_STATIC_BUILTIN): New macro.
4495 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
4496 * opts.c: Include expr.h.
4497 (common_handle_option) <OPT_fold_stack_check_>: New case.
4498 <OPT_fstack_check>: Likewise.
4499 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
4500 consistently in the test for variable-sized types. Adjust for
4501 new behaviour of flag_stack_check.
4502 * explow.c: Include except.h.
4503 (allocate_dynamic_stack_space): Do not take into account
4504 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
4505 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
4506 for variable-sized parameters. Treat all parameters whose size is
4507 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
4508 stack checking is enabled.
4509 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
4510 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
4511 if generic stack checking is enabled.
4512 (expand_function_end): Adjust for new behaviour of flag_stack_check.
4513 * reload1.c (reload): Likewise.
4514 * stmt.c (expand_decl): Assert that all automatic variables have
4515 fixed size at this point and remove dead code.
4516 * flags.h (stack_check_type): New enumeration type.
4517 (flag_stack_check): Declare.
4518 * toplev.c (flag_stack_check): New global variable.
4519 * Makefile.in (opts.o): Add dependency on EXPR_H.
4520 (explow.o): Add dependency on except.h.
4522 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
4524 * config/avr/avr.c (avr_override_options): Reduce value of
4525 PARAM_INLINE_CALL_COST.
4527 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
4529 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
4530 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
4531 lieu of TYPE_MODE (type) throughout.
4533 2008-08-15 Joseph Myers <joseph@codesourcery.com>
4535 * config/arm/arm.c (add_minipool_backward_ref): Check for
4536 8-byte-aligned entries in second case of forcing insertion after a
4537 particular entry. Change third case to avoid inserting
4538 non-8-byte-aligned entries before 8-byte-aligned ones.
4540 2008-08-15 Richard Guenther <rguenther@suse.de>
4542 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4543 strip components for unknown size accesses.
4545 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4547 * config/s390/2097.md New file.
4548 * config/s390/s390.md ("z10prop" attribute): Define none,
4549 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4550 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4551 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4552 possible values and apply them to insns as appropriate.
4553 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4554 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4555 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4556 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
4558 ("bfp" mode attribute): Removed. Every occurence replaced
4560 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4561 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4564 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4567 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4570 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4572 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4573 additional argument. Support reduction when duplication is needed due
4574 to data-types of different sizes in the loop.
4575 (get_initial_def_for_induction): Fix printout.
4576 (vect_get_vec_def_for_stmt_copy): Support case where the
4577 vec_stmt_for_operand is a phi node.
4578 (vectorizable_reduction): Support reduction when duplication is needed
4579 due to data-types of different sizes in the loop.
4580 (vectorizable_call): Remove restriction to not vectorize in case we
4581 have data-types of different sizes in the loop.
4582 (vectorizable_conversion): Likewise.
4583 (vectorizable_operation): Likewise.
4584 (vectorizable_type_demotion): Likewise.
4585 (vectorizable_type_promotion): Likewise.
4586 (vectorizable_induction): Add restriction to not vectorize in case
4587 we have data-types of different sizes in the loop.
4589 2008-08-14 Christophe Saout <christophe@saout.de>
4590 Uros Bizjak <ubizjak@gmail.com>
4593 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4594 (*vec_concatv2di_rex64_sse4_1): Ditto.
4595 (*vec_concatv2di_rex64_sse): Ditto.
4597 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4600 * fold-const.c (fold_widened_comparison): Do not allow
4601 sign changes that change the result even if shorter type
4602 is wider than arg1_unw's type.
4604 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4606 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4607 Skip if the multilib testing specifies -march that does not
4608 agree with the one specified in the testcase.
4610 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4612 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4613 zero extend SImode values being converted to TFmode before passing
4616 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4618 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4619 __PPU__ when targeting the Cell/B.E. PPU processor.
4621 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4623 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4624 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4625 Rematerialize the static chain, if any.
4626 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4629 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4631 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4632 (new_loc_descr): Likewise.
4633 (add_loc_descr): Likewise.
4634 (size_of_loc_descr): Likewise.
4635 (size_of_locs): Likewise.
4636 (output_loc_operands): Likewise.
4637 (output_loc_sequence): Likewise.
4638 (new_reg_loc_descr): New.
4639 (build_cfa_loc): Use it.
4640 (build_cfa_aligned_loc): Likewise.
4641 (one_reg_loc_descriptor): Likewise.
4642 (based_loc_descr): Likewise.
4644 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4647 * doc/invoke.texi (Wmain): Update.
4648 * c-decl.c (start_decl): warn_main is only 0 or 1.
4649 (start_function): Likewise. Fix formatting.
4650 (finish_function): Delete redundant warning.
4651 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4652 * c-opts (c_common_handle_option): -Wall only has effect if
4653 warn_main is uninitialized. OPT_Wmain is automatically
4654 handled. -pedantic also enables Wmain.
4655 (c_common_post_options): Handle all logic for Wmain here.
4656 * c-common.c (warn_main): Delete.
4657 (check_main_parameter_types): Make pedwarns conditional on
4659 * c-common.h (warn_main): Delete.
4661 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4664 * expr.c (emit_group_store): Allocate stack temp with the
4665 largest alignment when copying from register to stack.
4667 2008-08-13 Richard Guenther <rguenther@suse.de>
4669 * tree.h (maybe_fold_offset_to_address): Declare.
4670 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4671 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4672 Likewise for POINTER_PLUS_EXPR.
4673 (maybe_fold_offset_to_reference): Enable disabled code.
4674 (maybe_fold_offset_to_address): New function.
4675 (fold_stmt_r): Use it.
4676 (fold_gimple_assign): Likewise.
4677 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4678 (gimplify_expr): Likewise.
4680 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4682 * toplev.h (pedwarn_at): Fix declaration.
4684 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4686 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4687 LINK_SPEC): Use %R in -Y P argument.
4689 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4692 * diagnostic.c (pedwarn_at): New.
4693 * toplev.h (pedwarn_at): Declare.
4694 * c-tree.h (build_enumerator): Update declaration.
4695 * c-decl.c (finish_enum): Update comment.
4696 (build_enumerator): Take a location parameter. Give a pedwarn but do
4697 not perform any conversion.
4698 * c-parser.c (c_parser_enum_specifier): Set correct location for
4701 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4704 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4705 expressions except for conversions to signed:1 bitfields. Handle
4706 COND_EXPR with constant operands.
4708 2008-08-13 Richard Guenther <rguenther@suse.de>
4710 PR tree-optimization/15255
4711 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4712 (struct oecount_s): New struct and VEC types.
4714 (oecount_hash): New function.
4715 (oecount_eq): Likewise.
4716 (oecount_cmp): Likewise.
4717 (zero_one_operation): New function.
4718 (build_and_add_sum): Likewise.
4719 (undistribute_ops_list): Perform un-distribution of multiplication
4720 and division on the chain of summands.
4721 (should_break_up_subtract): Also break up subtracts for factors.
4722 (reassociate_bb): Delete dead visited statements.
4723 Call undistribute_ops_list. Re-sort and optimize if it did something.
4724 * passes.c (init_optimization_passes): Move DSE before
4726 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4729 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4731 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4733 * doc/invoke.texi: Revert unintended checkin.
4735 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4738 * gcc.c (include_spec_function): Tweak call to find_a_file.
4740 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4743 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4744 and TRUTH_ORIF_EXPR.
4745 * dojump.c (do_jump): Likewise.
4747 PR tree-optimization/37084
4748 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4749 if id->regimplify, don't assume stmt is a cast assignment.
4751 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4753 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4755 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4758 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4761 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4763 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4764 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4766 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4767 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4768 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4769 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4770 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4772 * doc/tm.texi (Storage Layout): Remove documentation for
4773 TARGET_FLOAT_FORMAT.
4775 * simplify-rtx.c (simplify_binary_operation_1): Replace
4776 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4778 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4780 * real.h (struct real_format): New member has_sign_dependent_rounding.
4781 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4782 spu_single_format, ieee_double_format, mips_double_format,
4783 motorola_double_format, ieee_extended_motorola_format,
4784 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4785 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4786 mips_extended_format, ieee_quad_format, mips_quad_format,
4787 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4788 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4790 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4791 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4792 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4793 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4794 (ROUND_TOWARDS_ZERO): Likewise.
4796 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4797 (FLOAT_MODE_FORMAT): New macro.
4798 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4799 (MODE_COMPOSITE_P): ... this new macro.
4800 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4801 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4802 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4804 * flags.h: Include "real.h".
4806 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4807 REAL_MODE_FORMAT_COMPOSITE_P.
4808 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4810 * doc/tm.texi (Storage Layout): Remove documentation of
4811 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4812 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4813 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4814 they only apply to libgcc2.a.
4816 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4818 * config/spu/float_disf.c: New file.
4819 * config/spu/float_unsdisf.c: New file.
4820 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4821 (LIB2FUNCS_EXCLUDE): Define.
4823 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4824 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4826 * real.h (struct real_format): New member round_towards_zero.
4827 * real.c (round_for_format): Respect fmt->round_towards_zero.
4828 (ieee_single_format, mips_single_format, motorola_single_format,
4829 spu_single_format, ieee_double_format, mips_double_format,
4830 motorola_double_format, ieee_extended_motorola_format,
4831 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4832 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4833 mips_extended_format, ieee_quad_format, mips_quad_format,
4834 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4835 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4837 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4838 real_format to choose rounding mode when calling MPFR functions.
4839 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4840 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4842 * real.h (real_to_decimal_for_mode): Add prototype.
4843 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4844 Respect target rounding mode when generating decimal representation.
4845 (real_to_decimal): New stub for backwards compatibility.
4846 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4847 real_to_decimal_for_mode instead of real_to_decimal.
4849 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4851 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4852 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4854 * real.c (spu_single_format): New variable.
4855 * real.h (spu_single_format): Declare.
4857 * config/spu/spu.c (spu_override_options): Install SFmode format.
4858 (spu_split_immediate): Use integer mode to operate on pieces of
4859 floating-point values in all cases.
4861 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4862 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4863 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4865 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4867 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4869 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4871 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4873 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4876 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4877 on the VAR_DECL instead of TYPE_READONLY on its type.
4879 2008-08-12 Ira Rosen <irar@il.ibm.com>
4881 * tree-vectorizer.c: Depend on langhooks.h.
4882 (supportable_widening_operation): Add two arguments. Support double
4884 (supportable_narrowing_operation): Likewise.
4885 * tree-vectorizer.h (supportable_widening_operation): Add two
4887 (supportable_narrowing_operation): Likewise.
4888 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4889 supportable_widening_operation with correct arguments.
4890 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4891 (vectorizable_type_demotion): Support double type conversions.
4892 (vectorizable_type_promotion): Likewise.
4893 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4895 2008-08-11 Michael Matz <matz@suse.de>
4897 * i386/i386.c (override_options): Move initialisation from
4898 flag_schedule_insns_after_reload to here from ...
4899 (optimization_options): ... here.
4901 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4903 PR rtl-optimization/36998
4904 * dwarf2out.c (compute_barrier_args_size_1,
4905 compute_barrier_args_size): Temporarily remove assertions.
4907 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4910 * tree-ssa.c (struct walk_data): Add new flag
4911 warn_possibly_uninitialized.
4912 (warn_uninitialized_var): Use it.
4913 (warn_uninitialized_vars): New.
4914 (execute_early_warn_uninitialized): Call it.
4915 (execute_late_warn_uninitialized): Likewise.
4917 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4920 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4923 2008-08-09 Jan Hubicka <jh@suse.cz>
4926 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4928 (expand_fix): Be prepared for expansion to fail.
4929 (expand_sfix_optab): Remove instructions if expansion failed.
4931 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4933 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4935 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4936 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4938 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4940 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4941 mips/t-libgcc-mips16 to tmake_file.
4942 * config/mips/mips-protos.h (mips_call_type): New enum.
4943 (mips_pic_base_register, mips_got_load): Declare.
4944 (mips_restore_gp): Take an rtx argument.
4945 (mips_use_pic_fn_addr_reg_p): Declare.
4946 (mips_expand_call): Replace the sibcall_p argument with
4947 a mips_call_type argument. Add a lazy_p parameter.
4948 (mips_split_call): Declare.
4949 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4950 (MIPS16_PIC_TEMP): Likewise.
4951 (reg_class): Delete M16_NA_REGS.
4952 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4953 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4954 (mips_split_hi_p): Declare.
4955 * config/mips/mips.c (mips_split_hi_p): New array.
4956 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4957 (mips_got_symbol_type_p): New function.
4958 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4959 (mips16_stub_function_p): New function.
4960 (mips16_local_function_p): Likewise.
4961 (mips_use_pic_fn_addr_reg_p): Likewise.
4962 (mips_cannot_force_const_mem): Return false for HIGHs.
4963 Extend CONST_INT and symbolic handling to MIPS16, using
4964 mips_symbol_insns to check that the base symbol type is a
4965 legitimate constant. Reject GOT-based constants if
4966 TARGET_MIPS16_PCREL_LOADS.
4967 (mips_const_insns): Check targetm.cannot_force_const_mem when
4968 decomposing a symbolic base and a large offset.
4969 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4970 When calling a function that needs $25 from MIPS16 code,
4971 move the target address into $25 separately and add a USE
4973 (mips16_gp_pseudo_reg): Insert the initializer immediately
4974 before the first real insn.
4975 (mips_pic_base_register, mips_got_load): New functions.
4976 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4977 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4978 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4979 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4980 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4981 also passing NULL_RTX rather than const0_rtx as the aux argument.
4982 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4983 instead of TARGET_EXPLICIT_RELOCS.
4984 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4985 (mips_load_call_address): Replace the sibcall_p argument with
4986 a mips_call_type argument. Use mips_got_load.
4987 (mips16_local_alias): New structure.
4988 (mips16_local_aliases): New variable.
4989 (mips16_local_aliases_hash): New function.
4990 (mips16_local_aliases_eq): Likewise.
4991 (mips16_local_alias): Likewise.
4992 (mips16_stub_function): Likewise.
4993 (mips16_build_function_stub): Create a local alias for the target
4994 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4995 .cpload directive and an R_MIPS_NONE relocation for the target
4996 function, then load the alias rather than the function itself.
4997 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4998 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4999 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
5000 (mips16_build_call_stub): Replace the FN parameter with an
5001 FN_PTR parameter. Force the address into a register if it
5002 isn't a call_insn_operand; don't rely on the caller to do this.
5003 If a call to a locally-defined and locally-binding MIPS16
5004 function must be made indirectly, redirect the call to the
5005 function's local alias. Use mips16_stub_function_p,
5006 mips16_stub_function, mips_expand_call and use_reg.
5007 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
5008 Use explicit %hi and %lo accesses where possible.
5009 Use MIPS_CALL to generate the correct code form of a
5010 jal instruction. Add clobbers of $18 instead of uses.
5011 Update the call to mips_emit_call_insn.
5012 (mips_expand_call): Replace the SIBCALL_P argument with a
5013 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
5014 Take a LAZY_P parameter. Call mips16_build_call_stub first,
5015 allowing it to modify the call address. Update the calls to
5016 mips_load_call_address and mips_emit_call_insn.
5017 (mips_split_call): New function.
5018 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
5019 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
5020 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
5021 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
5022 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
5024 (mips_cprestore_slot): New function.
5025 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
5026 and use mips_cprestore_slot.
5027 (mips_output_function_prologue): Handle TARGET_MIPS16 for
5029 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
5030 then use a copygp_mips16 instruction to set up $28.
5031 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
5032 (mips16_lay_out_constants): Call split_all_insns_noflow.
5033 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
5034 false if TARGET_MIPS16.
5035 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
5036 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
5037 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
5038 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
5039 MIPS16 code. Allow MIPS16 o32 PIC.
5040 (mips_override_options): Allow MIPS16 o32 PIC.
5041 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
5042 after reload if TARGET_USE_GOT.
5043 (UNSPEC_COPYGP): New constant.
5044 (length): Use a default length of 8 for MIPS16 GOT loads.
5045 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
5046 (*got_page<mode>): Check mips_split_hi_p.
5047 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
5048 (unspec_got<mode>, unspec_call<mode>): New expanders.
5049 (load_got<mode>, load_call<mode>): Remove the length attributes.
5050 Use a got attribute instead of a type attribute.
5051 (copygp_mips16): New insn.
5052 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
5053 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
5054 (sibcall, sibcall_value, call, call_value): Update the calls
5055 to mips_expand_call.
5056 (call_internal, call_value_internal): Use mips_split_call.
5057 (call_value_multiple_internal): Likewise.
5058 (call_split): Move after call_internal (the insn it is split from).
5059 (call_internal_direct, call_value_internal_direct): Turn into
5060 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
5061 (call_direct_split, call_value_direct_split): New patterns.
5062 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
5063 and use M16_REGS instead of M16_NA_REGS.
5064 * config/mips/predicates.md (const_call_insn_operand): Replace
5065 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
5066 mips_use_pic_fn_addr_reg_p check.
5067 (move_operand): Reject HIGHs if mips_split_hi_p.
5068 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
5069 (__mips16_floatunsisf): Inline __mips16_floatsisf.
5070 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
5071 * config/mips/libgcc-mips16.ver: New file.
5072 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
5073 $(srcdir)/config/mips/libgcc-mips16.ver.
5075 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5077 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
5078 (mips_unspec_address, mips_unspec_offset_high): Likewise.
5079 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
5080 (mips16_cfun_returns_in_fpr_p): Likewise.
5082 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5084 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
5085 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
5086 rather than 4 to PC.
5088 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5090 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
5091 (FUNCTION_PROFILER): Save the static chain pointer into $2
5092 beforehand and restore it aftewards.
5093 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
5094 address directly into $25 and call the function through $25;
5095 do not clobber $3. Pad the DImode version to cover the space
5096 left by the deleted $25 <- $3 move.
5097 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
5098 the removal of the $25 <- $3 move.
5099 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
5100 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5102 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5103 Daniel Jacobowitz <dan@codesourcery.com>
5105 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
5106 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
5107 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
5108 * config/mips/mips.c (mips_start_function_definition): New function.
5109 (mips_end_function_definition): Likewise.
5110 (mips_output_function_prologue): Use mips_start_function_definition.
5111 (mips_output_function_epilogue): Use mips_end_function_definition.
5112 (build_mips16_function_stub): Use mips_start_function_definition
5113 and mips_end_function_definition.
5114 (build_mips16_call_stub): Likewise.
5116 2008-08-09 Richard Guenther <rguenther@suse.de>
5118 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
5119 * gimple.h (gimple_call_fn): Adjust comment.
5120 (gimple_call_set_fndecl): New function.
5121 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
5122 longer having bare FUNCTION_DECL operand.
5123 (gimple_call_return_type): Likewise.
5124 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
5126 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
5127 (gimple_mod_pow2): Likewise.
5128 (gimple_mod_subtract): Likewise.
5129 (gimple_ic): Likewise.
5130 (gimple_stringop_fixed_value): Likewise.
5131 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
5132 longer having bare FUNCTION_DECL operand.
5133 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
5134 * omp-low.c (optimize_omp_library_calls): Likewise.
5135 * cgraphunit.c (update_call_expr): Likewise.
5136 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
5137 (execute_convert_to_rsqrt): Likewise.
5138 * cfgexpand.c (gimple_to_tree): Simplify.
5139 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
5140 bare FUNCTION_DECL operand.
5141 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
5142 (convert_gimple_call): Use gimple_call_fndecl.
5143 * c-common.c (c_warn_unused_result): Likewise.
5145 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5148 * c-typeck.c (digest_init): Call verify_sequence_points from here.
5149 (c_finish_return): Likewise.
5150 (c_start_case): Likewise.
5151 * c-common.c (warn_for_collisions_1): Use explicit location in
5153 * c-parser.c (c_parser_condition): New. Call
5154 verify_sequence_points.
5155 (c_parser_paren_condition): Call c_parser_condition.
5156 (c_parser_for_statement): Call c_parser_condition.
5158 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5161 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
5162 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
5163 Moved from diagnostic.h
5164 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
5166 (emit_diagnostic): New.
5167 (warning0, pedwarn0): Delete.
5168 (warning, warning_at, pedwarn, permerror): Return bool.
5169 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
5170 Moved to diagnostic.c.
5171 (struct diagnostic_context): Use correct type for
5172 classify_diagnostic.
5173 (diagnostic_report_diagnostic): Update declaration.
5174 (emit_diagnostic): Declare.
5175 * errors.c (warning): Return bool.
5176 * errors.h (warning): Update declaration.
5177 * toplev.h (warning0, pedwarn0): Delete.
5178 (warning, warning_at, pedwarn, permerror): Return bool.
5179 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
5180 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
5181 inform. Update all calls.
5182 (diagnose_mismatched_decls): Check return value of warning/pedwarn
5183 before giving informative note.
5184 (implicit_decl_warning): Likewise.
5185 * c-typeck.c (build_function_call): Likewise.
5186 * tree-sssa.c (warn_uninit): Likewise.
5187 * builtins.c (gimplify_va_arg_expr): Likewise.
5189 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5192 * doc/invoke.texi (-Wextra): Move warning from here...
5193 (-Wuninitialized): ... to here.
5195 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5198 * flags.h (set_Wunused): Delete
5199 * toplev.c (process_options): Handle Wunused flags here.
5200 * opts.c (maybe_warn_unused_parameter): Delete.
5201 (common_handle_option): Replace set_Wunused by warn_unused.
5202 (set_Wextra): Do not handle Wunused-parameter here.
5203 (set_Wunused): Delete.
5204 * c-opts.c (c_common_handle_option): Replace set_Wunused by
5206 * common.opt (Wunused): Add Var and Init.
5207 (Wunused-function): Likewise.
5208 (Wunused-label): Likewise.
5209 (Wunused-parameter): Likewise.
5210 (Wunused-value): Likewise.
5211 (Wunused-variable): Likewise.
5213 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
5215 * doc/invoke.texi: Add cpu_type power7.
5216 * config.in (HAVE_AS_VSX): New.
5217 * config.gcc: Add cpu_type power7.
5218 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
5220 * configure: Regenerate.
5221 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
5223 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
5224 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
5225 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
5227 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
5229 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
5230 type to vectorize.builtin_conversion.
5231 (vectorizable_conversion): Likewise.
5232 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
5233 integral type as input.
5234 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
5236 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
5237 and ALTIVEC_BUILTIN_VCTSXS.
5238 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
5241 2008-08-08 Richard Guenther <rguenther@suse.de>
5243 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
5244 (surely_varying_stmt_p): Calls are varying only if they are
5245 non-builtin and not indirect or have no result.
5246 (ccp_fold): Re-instantiate code before the tuples merge.
5248 2008-08-08 Richard Guenther <rguenther@suse.de>
5250 PR tree-optimization/37056
5251 * gimple.h (gimple_assign_rhs_class): New helper function.
5252 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
5253 unary operations properly.
5255 2008-08-07 Jan Hubicka <jh@suse.cz>
5257 * i386.h (ix86_size_cost): Declare.
5258 (ix86_cur_cost): New function macro.
5259 * i386.md (peepholes expanding size and splitters): Predicate by
5260 optimize_insn_for_speed_p.
5261 (peepholes reduce size and splitters): Predicate by
5262 optimize_insn_for_size_p.
5263 * i386.c (ix86_size_cost): Rename from ...
5264 (size_cost): This one.
5265 (override_options): Update.
5266 (decide_alg): Likewise.
5267 (ix86_expand_clear): Use RTL profile.
5268 (ix86_pad_returns): Use RTL profile.
5270 2008-08-07 Jan Hubicka <jh@suse.cz>
5272 * recog.c (split_all_insns): Set RTL profile
5273 (peephole2_optimize): Likewise.
5274 * function.c (thread_prologue_and_epilogue_insns): Likewise.
5275 * combine.c (combine_instructions): Likewise.
5277 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5279 * c-common.c (c_common_reswords): Also warn about keyword "bool".
5281 2008-08-07 Bob Wilson <bob.wilson@acm.org>
5283 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
5284 value in a6 after the set_frame_ptr insn.
5286 2008-08-07 Richard Henderson <rth@redhat.com>
5289 * gcc.c (cpp_options): Pass along -g*.
5291 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5293 * config/arm/arm.c (output_move_neon): Update comment describing
5294 big-endian vector layout.
5295 (arm_assemble_integer): Do not handle big-endian NEON vectors
5297 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
5298 neon_vget_lane<mode>_sext_internal,
5299 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
5300 element indices for big-endian.
5302 2008-08-07 Richard Henderson <rth@redhat.com>
5304 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
5305 * configure, config.in: Rebuild.
5306 * debug.h (dwarf2out_do_cfi_asm): Declare.
5307 * c-cppbuiltin.c (c_cpp_builtins): Use it.
5308 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
5309 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
5310 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
5312 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5314 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5315 movv2si_internal): Combine into mov<mode>_internal.
5316 (movv2si_internal_2): Remove.
5318 2008-08-07 Jan Hubicka <jh@suse.cz>
5321 * i386.md (single stringop patterns): Enable unconditionally.
5323 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
5326 * config/i386/emmintrin.h (_mm_move_epi64): Use
5327 __builtin_ia32_movq128.
5329 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
5330 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
5332 * config/i386/sse.md (sse2_movq128): New.
5334 * doc/extend.texi: Document __builtin_ia32_movq128.
5336 2008-08-07 Richard Guenther <rguenther@suse.de>
5339 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
5340 pointers can access anything.
5342 2008-08-06 Jan Hubicka <jh@suse.cz>
5344 * optabs.c (emit_unop_insn): Break out to ...
5345 (maybe_emit_unop_insn): ... this one.
5346 (expand_sfix_optab): Use maybe variant.
5347 * optabs.h (maybe_emit_unop_insn): Declare.
5349 * i386.md (mov0 patterns): Enable by default.
5350 (FP conversion expanders): Disable expansion of code expanding
5351 sequences when instruction should be optimized for size.
5352 (single strinop patterns): Enable when optimizing for size.
5353 (string expanders): Disable expanding of code expanding sequences
5354 when optimizning instruction for size.
5355 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
5357 (ix86_fp_comparison_sahf_cost): Likewise.
5358 (ix86_expand_branch): Likewise.
5359 (ix86_expand_ashl_const): Likewise.
5360 (ix86_split_ashl): Likewise.
5361 (ix86_expand_strlen): Likewise.
5362 (ix86_emit_fp_unordered_jump): Likewie.
5364 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5366 * c-common.c: Fix typo.
5367 (c_common_reswords): Activate more C++ keyword warnings.
5369 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
5371 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5374 * diagnostic.c (permerror_at): New.
5375 * toplev.h (permerror_at): Declare.
5377 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
5378 Ira Rosen <irar@il.ibm.com>
5380 * tree-vect-transform.c (vect_model_simple_cost): Return
5381 immediately if stmt is pure SLP.
5382 (vect_model_store_cost): Ditto.
5383 (vect_model_load_cost): Ditto.
5384 (vectorizable_store): Remove PURE_SLP check before call
5385 to vect_model_store_cost.
5386 (vect_model_store_cost): When checking whether stmt describe
5387 strided access, add a check that it is not slp_node.
5389 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5392 * c-common.c (warn_for_sign_compare): New. Handle separately the
5393 case that 'constant' is zero.
5394 * c-typeck.c (build_binary_op): Move code to c-common.c
5396 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5398 * config/alpha/alpha.c (alpha_preferred_reload_class,
5399 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
5400 alpha_output_mi_thunk_osf): Avoid C++ keywords.
5401 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
5402 * config/arm/arm.md: Likewise.
5403 * config/avr/avr-protos.h (preferred_reload_class,
5404 test_hard_reg_class, avr_simplify_comparison_p,
5405 out_shift_with_cnt, class_max_nregs): Likewise.
5406 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
5407 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
5408 preferred_reload_class, test_hard_reg_class): Likewise.
5409 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
5410 bfin_memory_move_cost, bfin_secondary_reload,
5411 bfin_output_mi_thunk): Likewise.
5412 * config/crx/crx.c (crx_secondary_reload_class,
5413 crx_memory_move_cost): Likewise.
5414 * config/frv/frv-protos.h (frv_secondary_reload_class,
5415 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
5416 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
5417 frv_secondary_reload_class, frv_class_likely_spilled_p,
5418 frv_class_max_nregs): Likewise.
5419 * config/h8300/h8300.c (h8300_classify_operand,
5420 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
5422 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
5423 * config/ia64/ia64.c (ia64_preferred_reload_class,
5424 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
5425 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
5426 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
5428 * config/m68hc11/m68hc11.c (preferred_reload_class,
5429 m68hc11_memory_move_cost): Likewise.
5430 * config/mcore/mcore.c (mcore_secondary_reload_class,
5431 mcore_reload_class): Likewise.
5432 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
5433 mips_class_max_nregs, mips_cannot_change_mode_class,
5434 mips_preferred_reload_class, mips_secondary_reload_class,
5435 mips_output_mi_thunk): Likewise.
5436 * config/mmix/mmix.c (mmix_preferred_reload_class,
5437 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
5439 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5441 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
5442 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
5443 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5444 * config/rs6000/rs6000.c (paired_expand_vector_init,
5445 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
5446 compare_section_name, rs6000_memory_move_cost): Likewise.
5447 * config/s390/s390.c (s390_emit_compare_and_swap,
5448 s390_preferred_reload_class, s390_secondary_reload,
5449 legitimize_pic_address, legitimize_tls_address,
5450 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
5451 s390_class_max_nregs): Likewise.
5452 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5453 * config/s390/s390.md: Likewise.
5454 * config/score/score-protos.h (score_secondary_reload_class,
5455 score_preferred_reload_class): Likewise.
5456 * config/score/score.c (score_preferred_reload_class,
5457 score_secondary_reload_class): Likewise.
5458 * config/score/score3.c (score3_output_mi_thunk,
5459 score3_preferred_reload_class, score3_secondary_reload_class,
5460 score3_hard_regno_mode_ok): Likewise.
5461 * config/score/score3.h (score3_preferred_reload_class,
5462 score3_secondary_reload_class): Likewise.
5463 * config/score/score7.c (score7_output_mi_thunk,
5464 score7_preferred_reload_class, score7_secondary_reload_class,
5465 score7_hard_regno_mode_ok): Likewise.
5466 * config/score/score7.h (score7_preferred_reload_class,
5467 score7_secondary_reload_class): Likewise.
5468 * config/sh/sh.c (prepare_move_operands, output_far_jump,
5469 output_branchy_insn, add_constant, gen_block_redirect,
5470 sh_insn_length_adjustment, sh_cannot_change_mode_class,
5471 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
5473 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5474 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
5475 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
5476 xstormy16_preferred_reload_class): Likewise.
5477 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
5478 xtensa_expand_atomic, override_options,
5479 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
5481 * reorg.c (try_merge_delay_insns): Likewise.
5482 * tree.c (merge_dllimport_decl_attributes): Likewise.
5484 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
5486 2008-08-06 Michael Matz <matz@suse.de>
5488 * Makefile.in (write_entries_to_file): Quote words.
5489 * gengtype.c: (read_input_line): Skip over leading white-space.
5491 2008-08-06 Marc Gauthier <marc@tensilica.com>
5493 * config.gcc: Match more processor names for Xtensa.
5494 * configure.ac: Likewise.
5495 * doc/install.texi (Specific): Likewise.
5496 * configure: Regenerate.
5498 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5500 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
5501 * calls.c (avoid_likely_spilled_reg): Likewise.
5502 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
5503 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
5504 * config/i386/i386.c (ix86_expand_special_args_builtin,
5505 ix86_secondary_reload): Likewise.
5506 * except.c (struct eh_region, gen_eh_region_catch,
5507 remove_unreachable_regions, duplicate_eh_regions,
5508 assign_filter_values, build_post_landing_pads,
5509 sjlj_find_directly_reachable_regions, remove_eh_handler,
5510 reachable_next_level, foreach_reachable_handler,
5511 can_throw_internal_1, can_throw_external_1,
5512 collect_one_action_chain): Likewise.
5513 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
5514 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
5515 * function.c (update_temp_slot_address, instantiate_new_reg,
5516 instantiate_virtual_regs_in_rtx,
5517 instantiate_virtual_regs_in_insn): Likewise.
5518 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
5519 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
5520 gimplify_cleanup_point_expr): Likewise.
5521 * ipa-cp.c (ipcp_lattice_changed): Likewise.
5522 * passes.c (next_pass_1): Likewise.
5523 * print-tree.c (print_node_brief, print_node): Likewise.
5524 * profile.c (branch_prob): Likewise.
5525 * tree-dump.c (dump_register): Likewise.
5526 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
5528 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
5529 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
5530 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
5531 copy_arguments_for_versioning, copy_static_chain): Likewise.
5532 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
5533 add_new_name_mapping, register_new_name_mapping): Likewise.
5534 * tree-mudflap.c (mf_xform_derefs): Likewise.
5535 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
5536 get_init_expr, combine_chains): Likewise.
5537 * tree-pretty-print.c (dump_generic_node): Likewise.
5538 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
5539 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
5540 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
5541 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5543 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5546 * calls.c (expand_call): Use the biggest preferred stack
5549 2008-08-06 Michael Matz <matz@suse.de>
5552 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5553 for reused reload, instead of overwriting them.
5555 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5558 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5559 for incoming stack boundary.
5561 * function.c (assign_parm_find_entry_rtl): Update
5562 parm_stack_boundary.
5564 * function.h (rtl_data): Add parm_stack_boundary.
5566 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5567 parm_stack_boundary for incoming stack boundary.
5569 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5571 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5572 for unrepresentable subregs or treat them as equal to other regs
5573 or subregs with the same register number.
5575 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5578 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5581 2008-08-06 Jan Hubicka <jh@suse.cz>
5583 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5584 frequencies might be hot.
5586 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5588 * reload.c (find_reloads): Force constants into literal pool
5589 also if they are wrapped in a SUBREG.
5591 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5594 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5595 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5596 Don't allow predicated instructions for data speculation.
5597 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5600 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5602 * haifa-sched.c (extend_global): Split to extend_global_data and
5603 extend_region_data. Update all uses.
5604 (extend_all): Rename to extend_block_data.
5606 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5608 * sched-rgn.c (new_ready): Check if instruction can be
5609 speculatively scheduled before attempting speculation.
5610 (debug_rgn_dependencies): Remove wrongful assert.
5612 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5614 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5616 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5618 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5619 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5620 va_size, and type_size.
5622 2008-08-04 Jason Merrill <jason@redhat.com>
5625 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5626 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5628 2008-08-05 Richard Henderson <rth@redhat.com>
5630 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5631 * configure: Rebuild.
5633 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5636 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5637 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5640 2008-08-05 Richard Henderson <rth@redhat.com>
5642 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5643 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5644 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5645 * common.opt (fdwarf2-cfi-asm): New.
5646 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5647 * config.in, configure: Rebuild.
5648 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5649 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5650 (dw2_force_const_mem): Externalize.
5651 * dwarf2asm.h: Update.
5652 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5653 generate a real label.
5654 (output_cfi_directive): New.
5655 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5656 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5657 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5659 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5660 (output_loc_operands_raw, output_loc_sequence_raw): New.
5661 (output_cfa_loc_raw): New.
5663 2008-08-05 Paul Brook <paul@codesourcery.com>
5665 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5666 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5667 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5668 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5669 * config/arm/arm.h (TARGET_VFPD32): Define.
5670 (TARGET_VFP3): Use TARGET_VFPD32.
5671 (fputype): Add FPUTYPE_VFP3D16.
5672 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5673 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5674 * config/arm/arm-cores.def: Add cortex-r4f.
5675 * config/arm/arm-tune.md: Regenerate.
5677 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5679 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5680 Reword some comments throughout the file.
5682 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5683 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5684 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5685 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5687 (MFC_START_ENABLE): Remove PPU-only define.
5688 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5689 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5691 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5692 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5693 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5694 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5695 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5696 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5697 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5699 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5700 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5701 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5702 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5704 (spu_read_machine_status): Fix typo.
5706 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5708 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5709 SUBREG of multi-word hard register.
5710 * config/spu/spu.c (valid_subreg): Likewise.
5711 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5713 2008-08-04 Richard Guenther <rguenther@suse.de>
5715 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5716 the candidate with the stripped base if that base is different
5717 from the original base even for offset zero.
5719 2008-08-04 Richard Guenther <rguenther@suse.de>
5722 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5723 check for no_overflow.
5725 2008-08-04 Richard Guenther <rguenther@suse.de>
5727 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5729 2008-08-04 Paul Brook <paul@codesourcery.com>
5731 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5732 (arm_order_regs_for_local_alloc): New function.
5733 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5735 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5737 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5740 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5741 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5742 (ix86_expand_epilogue): Likewise.
5744 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5746 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5749 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5751 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5752 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5753 (*movv2sf_internal_rex64): Ditto.
5755 2008-08-03 Jan Hubicka <jh@suse.cz>
5757 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5758 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5759 * expmed.c (expand_smod_pow2): Likewise.
5761 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5764 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5765 alternative 0 of operand 1.
5766 (*vec_concatv2di_rex64_sse): Ditto.
5767 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5769 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5770 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5771 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5772 (*movv2sf_internal_rex64): Ditto.
5774 2008-08-02 Richard Guenther <rguenther@suse.de>
5777 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5778 (ssedoublesizemode): New mode attribute.
5779 (sse_shufps): Call gen_sse_shufps_v4sf.
5780 (sse_shufps_1): Macroize.
5781 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5782 (sse2_shufpd_1): Macroize.
5783 (vec_extract_odd, vec_extract_even): New expanders.
5784 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5785 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5786 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5787 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5788 (ix86_expand_vector_set): Likewise.
5789 (ix86_expand_reduc_v4sf): Likewise.
5791 2008-08-01 Doug Kwan <dougkwan@google.com>
5793 * matrix-reorg.c: Re-enable all code.
5794 (struct malloc_call_data): Change CALL_STMT to gimple type.
5795 (collect_data_for_malloc_call): Tuplify.
5796 (struct access_site_info): Change STMT to gimple type.
5797 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5798 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5799 (struct free_info): Change STMT to gimple type.
5800 (struct matrix_access_phi_node): Change PHI to gimple type.
5801 (get_inner_of_cast_expr): Remove.
5802 (may_flatten_matrices_1): Tuplify.
5803 (may_flatten_matrices): Ditto.
5804 (mark_min_matrix_escape_level): Ditto.
5805 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5806 (ssa_accessed_in_call_rhs): New
5807 (ssa_accessed_in_assign_rhs): New
5808 (record_access_alloc_site_info): Tuplify.
5809 (add_allocation_site): Ditto.
5810 (analyze_matrix_allocation_site): Ditto.
5811 (analyze_transpose): Ditto.
5812 (get_index_from_offset): Ditto.
5813 (update_type_size): Ditto.
5814 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5815 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5816 (analyze_accesses_for_phi_node): Tuplify.
5817 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5818 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5819 (analyze_matrix_accesses): Tuplify.
5820 (check_var_data): New call-back type for check_var_notmodified_p.
5821 (check_var_notmodified_p): Tuplify and use call-back struct to
5822 return statement found.
5823 (can_calculate_expr_before_stmt): Factor out statement related code
5825 (can_calculate_stmt_before_stmt): New.
5826 (check_allocation_function): Tuplify.
5827 (find_sites_in_func): Ditto.
5828 (record_all_accesses_in_func): Ditto.
5829 (transform_access_sites): Ditto.
5830 (transform_allocation_sites): Ditto.
5831 (matrix_reorg): Re-enable.
5832 (gate_matrix_reorg): Re-enable.
5834 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5836 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5837 for labels for which it hasn't been set yet. If it has been set,
5838 stop walking insns and continue with next worklist item.
5839 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5840 if the only BARRIER is at the very end of a function.
5842 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5844 * cfgexpand.c (expand_stack_alignment): Assert that
5845 stack_realign_drap and drap_rtx must match.
5847 * function.c (instantiate_new_reg): If DRAP is used to realign
5848 stack, replace virtual_incoming_args_rtx with internal arg
5851 2008-08-01 Richard Guenther <rguenther@suse.de>
5853 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5854 loop information only if we initialized it.
5855 (execute_pre): Call fini_pre with in_fre.
5856 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5857 if we do not unroll because we hit max-completely-peeled-insns.
5858 Use our estimation for consistency, do allow shrinking.
5860 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5862 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5863 with MIN_STACK_BOUNDARY.
5864 (ix86_update_stack_boundary): Likewise.
5865 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5868 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5869 (MIN_STACK_BOUNDARY): This.
5871 2008-08-01 Richard Guenther <rguenther@suse.de>
5874 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5876 2008-08-01 Richard Guenther <rguenther@suse.de>
5878 PR tree-optimization/36988
5879 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5880 do not matter if that doesn't change volatile qualification.
5882 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5884 * configure.ac: Do not generate libada-mk. Do not subst
5886 * libada-mk.in: Remove.
5887 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5888 * configure: Regenerate.
5890 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5892 * tree-pass.h: Added comment about not dumping passes with name
5893 starting with star in struct opt_pass.
5894 * passes.c (register_dump_files_1): Don't do dump for a pass with
5895 name starting with star.
5896 * doc/passes.texi (Pass manager): Mention pass names and special
5897 meaning of star prefix to avoid dump.
5899 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5901 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5903 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5904 (ISA_MIPS64R2): New macro.
5905 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5906 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5907 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5908 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5909 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5910 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5911 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5912 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5913 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5914 Move up to keep list alphabetically sorted.
5915 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5916 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5918 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5919 (-march=@var{arch}): Add mips64r2.
5921 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5923 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5925 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5927 * expr.c (expand_assignment): Check for complete type.
5929 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5932 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5934 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5935 for stack alignment.
5937 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5939 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5941 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5942 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5944 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5946 PR rtl-optimization/36419
5947 * dwarf2out.c (barrier_args_size): New variable.
5948 (compute_barrier_args_size, compute_barrier_args_size_1): New
5950 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5951 if not called yet in the current function, use barrier_args_size
5952 array to find the new args_size value.
5953 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5955 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5958 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5961 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5964 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5965 (dwarf2out_stack_adjust): Use it.
5966 (dwarf2out_frame_debug_expr): Likewise.
5968 2008-07-31 Richard Guenther <rguenther@suse.de>
5970 PR tree-optimization/36978
5971 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5972 the generated condition.
5974 2008-07-31 Richard Guenther <rguenther@suse.de>
5976 * passes.c (init_optimization_passes): Always call
5977 pass_early_warn_uninitialized.
5978 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5979 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5980 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5982 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5985 * builtins.c (maybe_emit_free_warning): New function.
5986 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5987 maybe_emit_free_warning for BUILT_IN_FREE.
5990 * dwarf2out.c (get_context_die): New function.
5991 (force_decl_die, force_type_die): Use it.
5992 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5993 returns NULL, force generation of DW_TAG_typedef and put that into
5996 PR preprocessor/36649
5997 * c-pch.c (c_common_read_pch): Save and restore
5998 line_table->trace_includes across PCH restore.
6000 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
6003 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
6005 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6008 * final.c (call_from_call_insn): Handle COND_EXEC.
6010 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6012 * builtins.c (std_gimplify_va_arg_expr): Replace
6013 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
6014 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6016 2008-07-30 Joey Ye <joey.ye@intel.com>
6017 H.J. Lu <hongjiu.lu@intel.com>
6019 * builtins.c (expand_builtin_setjmp_receiver): Replace
6020 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
6021 (expand_builtin_apply_args_1): Likewise.
6022 (expand_builtin_longjmp): Need DRAP for stack alignment.
6023 (expand_builtin_apply): Likewise.
6025 * caller-save.c (setup_save_areas): Call assign_stack_local_1
6026 instead of assign_stack_local to allow alignment reduction.
6028 * calls.c (emit_call_1): Need DRAP for stack alignment if
6030 (expand_call): Replace virtual_incoming_args_rtx with
6031 crtl->args.internal_arg_pointer.
6032 * stmt.c (expand_nl_goto_receiver): Likewise.
6034 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
6035 alignment and store to stack_alignment_estimated and
6036 max_used_stack_slot_alignment.
6037 (expand_one_var): Likewise.
6038 (expand_stack_alignment): New function.
6039 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
6040 and stack_alignment_estimated fields in rtl_data. Call
6041 expand_stack_alignment at end.
6043 * defaults.h (INCOMING_STACK_BOUNDARY): New.
6044 (MAX_STACK_ALIGNMENT): Likewise.
6045 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
6046 (SUPPORTS_STACK_ALIGNMENT): Likewise.
6048 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
6049 stack alignment when generating virtual registers.
6051 * function.c (assign_stack_local): Renamed to ...
6052 (assign_stack_local_1): This. Add a parameter to indicate
6053 if it is OK to reduce alignment.
6054 (assign_stack_local): Use it.
6055 (instantiate_new_reg): Instantiate virtual incoming args rtx
6056 to vDRAP if stack realignment and DRAP is needed.
6057 (assign_parms): Collect parameter/return type alignment and
6058 contribute to stack_alignment_estimated.
6059 (locate_and_pad_parm): Likewise.
6060 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
6061 with crtl->args.internal_arg_pointer.
6063 * function.h (rtl_data): Add new field drap_reg,
6064 max_used_stack_slot_alignment, stack_alignment_estimated,
6065 stack_realign_needed, need_drap, stack_realign_processed and
6066 stack_realign_finalized.
6067 (stack_realign_fp): New macro.
6068 (stack_realign_drap): Likewise.
6070 * global.c (compute_regsets): Frame pointer is needed when
6071 stack is realigned. Can eliminate frame pointer when stack is
6072 realigned and dynamic realigned argument pointer isn't used.
6074 * reload1.c (update_eliminables): Frame pointer is needed
6075 when stack is realigned.
6076 (init_elim_table): Can eliminate frame pointer when stack is
6077 realigned and dynamic realigned argument pointer isn't used.
6079 * rtl.h (assign_stack_local_1): Declare new funtion.
6081 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
6082 (TARGET_GET_DRAP_RTX): Likewise.
6083 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
6084 TARGET_GET_DRAP_RTX.
6086 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
6088 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
6089 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
6091 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
6092 H.J. Lu <hongjiu.lu@intel.com>
6094 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
6095 vdrap_reg, stack_realign and drap_reg_saved.
6096 (add_cfi): Don't allow redefining CFA when DRAP is used.
6097 (reg_save): Handle stack alignment.
6098 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
6099 alignment. Don't generate DWARF information for (set fp sp)
6101 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
6103 (int_loc_descriptor): Move prototype forward. Also define if
6104 DWARF2_UNWIND_INFO is true.
6105 (output_cfa_loc): Handle DW_CFA_expression.
6106 (build_cfa_aligned_loc): New.
6107 (based_loc_descr): Update assert for stack realign. For local
6108 variables, use sp+offset when stack is aligned without drap and
6109 fp+offset when stack is aligned with drap. For arguments, use
6110 cfa+offset when drap is used to align stack.
6112 2008-07-30 Joey Ye <joey.ye@intel.com>
6113 H.J. Lu <hongjiu.lu@intel.com>
6115 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
6117 (ix86_gen_andsp): New.
6118 (ix86_user_incoming_stack_boundary): Likewise.
6119 (ix86_default_incoming_stack_boundary): Likewise.
6120 (ix86_incoming_stack_boundary): Likewise.
6121 (ix86_can_eliminate): Likewise.
6122 (find_drap_reg): Likewise.
6123 (ix86_update_stack_boundary): Likewise.
6124 (ix86_get_drap_rtx): Likewise.
6125 (ix86_finalize_stack_realign_flags): Likewise.
6126 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
6127 (TARGET_GET_DRAP_RTX): Likewise.
6128 (override_options): Overide option value for new options.
6129 (ix86_function_ok_for_sibcall): Remove check for
6130 force_align_arg_pointer.
6131 (ix86_handle_cconv_attribute): Likewise.
6132 (ix86_function_regparm): Likewise.
6133 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
6134 (ix86_va_start): Replace virtual_incoming_args_rtx with
6135 crtl->args.internal_arg_pointer.
6136 (ix86_select_alt_pic_regnum): Check DRAP register.
6137 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
6138 (ix86_compute_frame_layout): Compute frame layout wrt stack
6140 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
6141 (ix86_expand_prologue): Decide if stack realignment is needed
6142 and generate prologue code accordingly.
6143 (ix86_expand_epilogue): Generate epilogue code wrt stack
6144 realignment is really needed or not.
6146 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
6147 (ABI_STACK_BOUNDARY): Likewise.
6148 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
6149 (STACK_REALIGN_DEFAULT): Likewise.
6150 (INCOMING_STACK_BOUNDARY): Likewise.
6151 (MAX_STACK_ALIGNMENT): Likewise.
6152 (ix86_incoming_stack_boundary): Likewise.
6153 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
6154 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
6155 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
6156 (machine_function): Remove force_align_arg_pointer.
6158 * config/i386/i386.md (BX_REG): New.
6159 (R13_REG): Likewise.
6161 * config/i386/i386.opt (mforce_drap): New.
6162 (mincoming-stack-boundary): Likewise.
6163 (mstackrealign): Add Init(-1).
6165 * config/i386/i386-protos.h (ix86_can_eliminate): New
6167 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6169 * doc/extend.texi: Update force_align_arg_pointer.
6171 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
6174 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
6175 (INCOMING_STACK_BOUNDARY): Likewise.
6176 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
6177 (TARGET_GET_DRAP_RTX): Likewise.
6179 2008-07-30 Andreas Schwab <schwab@suse.de>
6181 PR rtl-optimization/36929
6182 * dse.c (replace_inc_dec): Use emit_insn_before instead of
6183 add_insn_before and fix argument order.
6184 (replace_inc_dec_mem): Handle NULL rtx.
6186 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
6188 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
6190 (arm_compute_initial_elimination_offset): Use it.
6191 (arm_compute_save_reg_mask): Include static chain save slot when
6192 calculating alignment.
6193 (arm_get_frame_offsets): Ditto.
6194 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
6195 that we can use to decrement the stack when the stack decrement
6196 could be too big for an immediate value in a single insn.
6197 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
6199 2008-07-30 Richard Guenther <rguenther@suse.de>
6201 PR tree-optimization/36967
6202 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
6203 Release defs of statements we remove.
6205 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6207 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
6208 instead of NULL_RTVEC.
6210 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6214 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
6217 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6219 * final.c (call_from_call_insn): New.
6220 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
6222 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
6224 * configure.ac: Substitute ADA_CFLAGS.
6225 * configure: Regenerate.
6226 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
6227 * Makefile.in: Remove mention of X_* variables.
6228 * config/pa/x-ada-hpux10: Remove.
6229 * config/pa/x-ada: Remove.
6231 * doc/fragments.texi: Update.
6233 2008-07-30 Olivier Hainque <hainque@adacore.com>
6235 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
6236 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
6237 __dso_handle explicitly here.
6239 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6242 * c-typeck.c (build_binary_op): Encapsulate code into...
6243 * c-common.c (shorten_binary_op): ...this new function.
6244 (conversion_warning): Use the new function. Handle non-negative
6245 constant in bitwise-and.
6246 * c-common.h (shorten_binary_op): Declare.
6248 2008-07-30 Olivier Hainque <hainque@adacore.com>
6250 * scan.c (make_sstring_space): Add explicit conversions of
6251 allocator's return value.
6252 * fix-header.c (recognized_function): Likewise.
6254 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6256 * doc/cpp.texi: Update to GFDL 1.2.
6257 * doc/gcc.texi: Do not list GPL as Invariant Section.
6258 * doc/gccint.texi: Likewise. Update copyright years.
6259 * doc/install.texi: Update copyright years.
6261 2008-07-30 Alan Modra <amodra@bigpond.net.au>
6264 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
6265 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
6267 2008-07-29 Jan Hubicka <jh@suse.cz>
6269 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
6270 (grokdeclarator): Likewise.
6271 * langhooks.c (lhd_warn_unused_global_decl): Use
6272 DECL_DECLARED_INLINE_P.
6273 * print-tree.c (print_node): Remove DECL_INLINE check.
6275 2008-07-29 Richard Guenther <rguenther@suse.de>
6277 PR tree-optimization/36945
6278 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
6279 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
6280 Record invariant addresses un-decomposed.
6281 (copy_reference_ops_from_call): Record reference call
6282 arguments properly. Simplify.
6283 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
6284 helper split out from ...
6285 (create_component_ref_by_pieces): ... here. Simplify.
6286 Prepare for recursive invocation for call arguments.
6287 (create_expression_by_pieces): Adjust call to
6288 create_component_ref_by_pieces.
6289 (compute_avail): Process operand 2 of reference ops.
6291 2008-07-29 Richard Guenther <rguenther@suse.de>
6293 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
6295 2008-07-29 Jakub Jelinek <jakub@redhat.com>
6297 * c-format.c (check_format_types): Revert unwanted checkin.
6299 2008-07-29 Jan Hubicka <jh@suse.cz>
6301 * flags.h (flag_really_no_inline): Remove.
6302 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
6303 * toplev.c (flag_really_no_inline): Remove.
6304 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
6305 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
6306 (cgraph_decide_inlining_incrementally): Likewise.
6307 (compute_inline_parameters): Likewise.
6308 * opts.c (decode_options): Simplify.
6309 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
6310 * common.opt (finline): Initialize to 1.
6311 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
6313 2008-07-29 Jan Hubicka <jh@suse.cz>
6315 * predict.c (always_optimize_for_size_p): New function.
6316 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6317 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6318 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
6320 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
6321 * function.c (prepare_function_start): Set default profile.
6322 * function.h (rtl_data): Add maybe_hot_insn_p.
6323 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
6324 (construct_exit_block): Likewise.
6325 (tree_expand_cfg): Likewise.
6327 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6328 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6329 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6330 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
6333 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6336 * c-decl.c (merge_decls): Merge USED flags.
6338 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
6340 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
6341 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
6342 next_stack, lab_false and lab_over trees.
6344 2008-07-28 Richard Guenther <rguenther@suse.de>
6346 PR tree-optimization/36957
6347 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
6348 (useless_type_conversion_p): Remove.
6349 (types_compatible_p): Remove.
6350 * gimple.h (tree_ssa_useless_type_conversion): Declare.
6351 (useless_type_conversion_p): Declare.
6352 (types_compatible_p): Declare.
6353 (gimple_expr_type): Return the base type only if it is
6354 trivially convertible to the subtype.
6356 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
6358 * configure.ac: Use the m4_do macro to concatenate the warnings into
6359 one string in ACX_PROG_CC_WARNING_OPTS,
6360 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
6361 * configure: Regenerate.
6363 2008-07-28 Richard Guenther <rguenther@suse.de>
6365 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
6366 (insert_fake_stores): Remove.
6367 (realify_fake_stores): Likewise.
6368 (execute_pre): Remove dead code.
6369 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
6370 (find_func_aliases): Deal with it here instead.
6371 Re-enable gcc_unreachable call.
6373 2008-07-28 Richard Guenther <rguenther@suse.de>
6375 Merge from gimple-tuples-branch.
6377 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
6378 * gimple.def: New file.
6379 * gsstruct.def: Likewise.
6380 * gimple-iterator.c: Likewise.
6381 * gimple-pretty-print.c: Likewise.
6382 * tree-gimple.c: Removed. Merged into ...
6383 * gimple.c: ... here. New file.
6384 * tree-gimple.h: Removed. Merged into ...
6385 * gimple.h: ... here. New file.
6387 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
6388 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
6389 --enable-checking=gimple flag.
6390 * config.in: Likewise.
6391 * configure: Regenerated.
6393 * tree-ssa-operands.h: Tuplified.
6394 * tree-vrp.c: Likewise.
6395 * tree-loop-linear.c: Likewise.
6396 * tree-into-ssa.c: Likewise.
6397 * tree-ssa-loop-im.c: Likewise.
6398 * tree-dump.c: Likewise.
6399 * tree-complex.c: Likewise.
6400 * cgraphbuild.c: Likewise.
6401 * tree-ssa-threadupdate.c: Likewise.
6402 * tree-ssa-loop-niter.c: Likewise.
6403 * tree-pretty-print.c: Likewise.
6404 * tracer.c: Likewise.
6405 * gengtype.c: Likewise.
6406 * tree-loop-distribution.c: Likewise.
6407 * tree-ssa-loop-unswitch.c: Likewise.
6408 * cgraph.c: Likewise.
6409 * cgraph.h: Likewise.
6410 * tree-ssa-loop-manip.c: Likewise.
6411 * value-prof.c: Likewise.
6412 * tree-ssa-loop-ch.c: Likewise.
6413 * tree-tailcall.c: Likewise.
6414 * value-prof.h: Likewise.
6417 * tree-pass.h: Likewise.
6418 * ipa-cp.c: Likewise.
6419 * tree-scalar-evolution.c: Likewise.
6420 * tree-scalar-evolution.h: Likewise.
6421 * target.h: Likewise.
6422 * lambda-mat.c: Likewise.
6423 * tree-phinodes.c: Likewise.
6424 * diagnostic.h: Likewise.
6425 * builtins.c: Likewise.
6426 * tree-ssa-alias-warnings.c: Likewise.
6427 * cfghooks.c: Likewise.
6428 * fold-const.c: Likewise.
6429 * cfghooks.h: Likewise.
6430 * omp-low.c: Likewise.
6431 * tree-ssa-dse.c: Likewise.
6432 * ipa-reference.c: Likewise.
6433 * tree-ssa-uncprop.c: Likewise.
6434 * toplev.c: Likewise.
6435 * tree-gimple.c: Likewise.
6436 * tree-gimple.h: Likewise.
6437 * tree-chrec.c: Likewise.
6438 * tree-chrec.h: Likewise.
6439 * tree-ssa-sccvn.c: Likewise.
6440 * tree-ssa-sccvn.h: Likewise.
6441 * cgraphunit.c: Likewise.
6442 * tree-ssa-copyrename.c: Likewise.
6443 * tree-ssa-ccp.c: Likewise.
6444 * tree-ssa-loop-ivopts.c: Likewise.
6445 * tree-nomudflap.c: Likewise.
6446 * tree-call-cdce.c: Likewise.
6447 * ipa-pure-const.c: Likewise.
6448 * c-format.c: Likewise.
6449 * tree-stdarg.c: Likewise.
6450 * tree-ssa-math-opts.c: Likewise.
6451 * tree-ssa-dom.c: Likewise.
6452 * tree-nrv.c: Likewise.
6453 * tree-ssa-propagate.c: Likewise.
6454 * ipa-utils.c: Likewise.
6455 * tree-ssa-propagate.h: Likewise.
6456 * tree-ssa-alias.c: Likewise.
6457 * gimple-low.c: Likewise.
6458 * tree-ssa-sink.c: Likewise.
6459 * ipa-inline.c: Likewise.
6460 * c-semantics.c: Likewise.
6461 * dwarf2out.c: Likewise.
6463 * tree-ssa-loop-ivcanon.c: Likewise.
6464 * predict.c: Likewise.
6465 * tree-ssa-loop.c: Likewise.
6466 * tree-parloops.c: Likewise.
6467 * tree-ssa-address.c: Likewise.
6468 * tree-ssa-ifcombine.c: Likewise.
6469 * matrix-reorg.c: Likewise.
6470 * c-decl.c: Likewise.
6471 * tree-eh.c: Likewise.
6472 * c-pretty-print.c: Likewise.
6473 * lambda-trans.c: Likewise.
6474 * function.c: Likewise.
6475 * langhooks.c: Likewise.
6476 * ebitmap.h: Likewise.
6477 * tree-vectorizer.c: Likewise.
6478 * function.h: Likewise.
6479 * langhooks.h: Likewise.
6480 * tree-vectorizer.h: Likewise.
6481 * ipa-type-escape.c: Likewise.
6482 * ipa-type-escape.h: Likewise.
6483 * domwalk.c: Likewise.
6484 * tree-if-conv.c: Likewise.
6485 * profile.c: Likewise.
6486 * domwalk.h: Likewise.
6487 * tree-data-ref.c: Likewise.
6488 * tree-data-ref.h: Likewise.
6489 * tree-flow-inline.h: Likewise.
6490 * tree-affine.c: Likewise.
6491 * tree-vect-analyze.c: Likewise.
6492 * c-typeck.c: Likewise.
6493 * gimplify.c: Likewise.
6494 * coretypes.h: Likewise.
6495 * tree-ssa-phiopt.c: Likewise.
6496 * calls.c: Likewise.
6497 * tree-ssa-coalesce.c: Likewise.
6498 * tree.def: Likewise.
6499 * tree-dfa.c: Likewise.
6500 * except.c: Likewise.
6501 * except.h: Likewise.
6502 * cfgexpand.c: Likewise.
6503 * tree-cfgcleanup.c: Likewise.
6504 * tree-ssa-pre.c: Likewise.
6505 * tree-ssa-live.c: Likewise.
6506 * tree-sra.c: Likewise.
6507 * tree-ssa-live.h: Likewise.
6508 * tree-predcom.c: Likewise.
6509 * lambda.h: Likewise.
6510 * tree-mudflap.c: Likewise.
6511 * ipa-prop.c: Likewise.
6512 * print-tree.c: Likewise.
6513 * tree-ssa-copy.c: Likewise.
6514 * ipa-prop.h: Likewise.
6515 * tree-ssa-forwprop.c: Likewise.
6516 * ggc-page.c: Likewise.
6517 * c-omp.c: Likewise.
6518 * tree-ssa-dce.c: Likewise.
6519 * tree-vect-patterns.c: Likewise.
6520 * tree-ssa-ter.c: Likewise.
6521 * tree-nested.c: Likewise.
6522 * tree-ssa.c: Likewise.
6523 * lambda-code.c: Likewise.
6524 * tree-ssa-loop-prefetch.c: Likewise.
6525 * tree-inline.c: Likewise.
6526 * tree-inline.h: Likewise.
6527 * tree-iterator.c: Likewise.
6528 * tree-optimize.c: Likewise.
6529 * tree-ssa-phiprop.c: Likewise.
6530 * tree-vect-transform.c: Likewise.
6531 * tree-object-size.c: Likewise.
6532 * tree-outof-ssa.c: Likewise.
6533 * cfgloop.c: Likewise.
6534 * system.h: Likewise.
6535 * tree-profile.c: Likewise.
6536 * cfgloop.h: Likewise.
6537 * c-gimplify.c: Likewise.
6538 * c-common.c: Likewise.
6539 * tree-vect-generic.c: Likewise.
6540 * tree-flow.h: Likewise.
6541 * c-common.h: Likewise.
6542 * basic-block.h: Likewise.
6543 * tree-ssa-structalias.c: Likewise.
6544 * tree-switch-conversion.c: Likewise.
6545 * tree-ssa-structalias.h: Likewise.
6546 * tree-cfg.c: Likewise.
6547 * passes.c: Likewise.
6548 * ipa-struct-reorg.c: Likewise.
6549 * ipa-struct-reorg.h: Likewise.
6550 * tree-ssa-reassoc.c: Likewise.
6551 * cfgrtl.c: Likewise.
6552 * varpool.c: Likewise.
6554 * tree-ssanames.c: Likewise.
6555 * tree-ssa-threadedge.c: Likewise.
6556 * langhooks-def.h: Likewise.
6557 * tree-ssa-operands.c: Likewise.
6558 * config/alpha/alpha.c: Likewise.
6559 * config/frv/frv.c: Likewise.
6560 * config/s390/s390.c: Likewise.
6561 * config/m32c/m32c.c: Likewise.
6562 * config/m32c/m32c-protos.h: Likewise.
6563 * config/spu/spu.c: Likewise.
6564 * config/sparc/sparc.c: Likewise.
6565 * config/i386/i386.c: Likewise.
6566 * config/sh/sh.c: Likewise.
6567 * config/xtensa/xtensa.c: Likewise.
6568 * config/stormy16/stormy16.c: Likewise.
6569 * config/ia64/ia64.c: Likewise.
6570 * config/rs6000/rs6000.c: Likewise.
6571 * config/pa/pa.c: Likewise.
6572 * config/mips/mips.c: Likewise.
6574 2008-07-28 Simon Baldwin <simonb@google.com>
6576 * c-pragma.c (handle_pragma_message): New function.
6577 (init_pragma): Register handle_pragma_message.
6578 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6581 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6583 PR tree-optimization/35252
6584 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6585 REALPART_EXPR to be considered as same load operation.
6587 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6589 PR tree-optimization/36830
6590 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6591 (expressions_equal_p): Return false if only one operand is null.
6593 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6595 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6596 version requirements.
6598 2008-07-26 Olivier Hainque <hainque@adacore.com>
6600 * collect2.c (symkind): New enum. Symbol kinds we care about.
6601 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6602 code and head comment accordingly.
6603 (scan_prog_file): Use symkind names instead of bare integers.
6605 2008-07-25 Jan Hubicka <jh@suse.cz>
6607 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6609 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6610 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6611 * dojump.c (clear_pending_stack_adjust): Likewise.
6612 * print-tree.c (print_node): Ignore DECL_INLINE.
6613 * tree-inline.c (inlinable_function_p): Likewise.
6615 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6617 * doc/extend.texi (hot attribute): Document that the hot attribute
6618 turns on -O3 for some ports.
6619 (cold attribute): Document that the cold attribute turns on -Os
6622 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6623 reflect function specific option support.
6625 * target.h (struct target_option_hooks): Add fields to say whether
6626 the cold attribute implies -Os and the hot attribute implies -O3.
6628 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6629 By default, do not turn on -Os for cold functions.
6630 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6631 not turn on -O3 for hot functions.
6633 * c-common.c (handle_hot_attribute): Use target hook to determine
6634 if hot functions should enable -O3.
6635 (handle_cold_attribute): Use target hook to determine if cold
6636 functions should enable -Os.
6638 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6639 (override_options): Move disable scheduling to
6640 optimization_options.
6641 (optimization_options): Disable scheduling here, not
6643 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6644 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6646 * config/ia64/ia64.c (ia64_override_options): Move setting
6647 scheduling flags to ia64_optimization_options.
6648 (ia64_optimization_options): Disable scheduling options here, and
6649 not in ia64_override_options.
6650 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6651 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6653 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6656 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6658 2008-07-25 Martin Jambor <mjambor@suse.cz>
6660 PR tree-optimization/36926
6661 * ipa-prop.c (ipa_analyze_call_uses): Call
6662 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6664 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6666 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6667 movv2si_internal): Add mem = reg alternative.
6669 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6672 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6673 DEFAULT_PCC_STRUCT_RETURN to 127.
6675 2008-07-24 Jan Hubicka <jh@suse.cz>
6677 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6678 (build_cgraph_edges): Likewise.
6679 * cgraph.c (cgraph_node): Do not update assembler hash.
6680 (cgraph_remove_node): Drop non-unit-at-a-time code.
6681 * tree-pass.h (pass_O0_always_inline): Remove.
6682 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6683 * toplev.c (process_options): Flag unit-at-a-time does not imply
6685 * cgraphunit.c: Update comments.
6686 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6687 (cgraph_assemble_pending_functions): Remove.
6688 (cgraph_reset_node): Drop non-unit-at-a-time code.
6689 (cgraph_finalize_function): Likewise.
6690 (cgraph_analyze_function): Likewise.
6691 (cgraph_finalize_compilation_unit): Likewise.
6692 (cgraph_expand_function): Likewise.
6693 (cgraph_optimize): Likesise.
6694 (save_inline_function_body): Likewise.
6695 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6696 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6697 * ipa-inline.c: Update comments.
6698 (enum inlining_mode): remove INLINE_SPEED.
6699 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6700 (cgraph_mark_inline_edge): Likewise.
6701 (try_inline): Likewise.
6702 (cgraph_decide_inlining_incrementally): Likewise.
6703 (cgraph_gate_inlining): Remove.
6704 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6705 (cgraph_gate_early_inlining): Likewise.
6706 (gate_inline_passes): Remove.
6707 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6708 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6709 pass_O0_always_inline): Remove.
6710 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6711 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6712 * opts.c (no_unit_at_a_time_default): Remove.
6713 (decode_options): Remove flag_unit_at_a_time reset and warning.
6714 * opts.h (no_unit_at_a_time_default): Remove.
6715 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6716 early in GNU dialect.
6717 (merge_decls): Update comment; drop unit-at-a-time check.
6718 (finish_decl): Likewise.
6719 (grok_declaration): Remove flag_inline_trees code.
6720 (finish_functions): Return on function returning non-void on all
6722 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6723 * cfgexpand.c (expand_one_static_var): Remove.
6724 (expand_one_var): Remove expand_one_static_var call.
6725 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6726 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6727 and flag_unit_at_a-time compatibility checks.
6728 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6729 * tree-inline.c (flag_inline_trees): Remove.
6730 (inlinable_function_p): Don't check it.
6731 (expand_call_inline): Remove non-unit-at-a-time code.
6732 * tree-inline.h (flag_inline_trees): Remove.
6733 * tree-optimize.c (execute_early_local_optimizations): Remove
6734 unit-at-a-time checks.
6735 (tree_rest_of_compilation): Likewise.
6736 * combine.c (setup_incoming_promotions): Likewise.
6737 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6738 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6739 * passes.c (pass_inline_parameters): Update comments; remove
6740 O0_alwaysinline pass.
6741 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6742 (execute_one_pass): Likewise.
6743 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6744 (ix86_function_sseregparm): Likewise.
6745 * arm.c (arm_function_in_section_p): Likewise.
6746 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6747 * varpool.c: Update comments.
6748 (decide_is_variable_needed): Remove unit-at-a-time checks.
6749 (varpool_finalize_decl): Likewise.
6751 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6753 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6755 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6757 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6759 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6760 imp symbol extension.
6762 2008-07-23 Ian Lance Taylor <iant@google.com>
6764 * tree-vrp.c (infer_value_range): Ignore asm statements when
6765 looking for memory accesses for -fdelete-null-pointer-checks.
6767 2008-07-24 Ben Elliston <bje@au.ibm.com>
6769 * config/spu/spu-c.c (__vector_keyword): New variable.
6770 (vector_keyword): Likewise.
6771 (spu_categorize_keyword): New function.
6772 (spu_macro_to_expand): Likewise.
6773 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6774 compiling an ISO C dialect.
6776 2008-07-24 Ben Elliston <bje@au.ibm.com>
6778 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6781 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6783 * configure: Regenerate.
6784 * configure.ac: Require texinfo 4.7.
6785 * doc/install.texi: Document texinfo 4.7 requirement.
6787 2008-07-23 Martin Jambor <mjambor@suse.cz>
6789 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6790 rather than for DECL_SAVED_TREE.
6791 * ipa-prop.c: Include diagnostic.h.
6792 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6794 (ipa_detect_param_modifications): Function rewritten from scratch.
6795 (ipa_compute_jump_functions): Changed accesses to modification flags.
6796 (ipa_free_node_params_substructures): Update flags destruction.
6797 (ipa_node_duplication_hook): Update flags duplication.
6798 (ipa_print_all_params_modified): Updated flag access.
6799 * ipa-prop.h (struct ipa_param_flags): New structure.
6800 (struct ipa_node_params): New field modification_analysis_done,
6801 modified_flags changed into param_flags.
6802 (ipa_is_ith_param_modified): Changed to use new flags.
6803 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6805 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6806 ipa-cp.c and split into two functions.
6807 (ipa_print_node_jump_functions): New function.
6808 (compute_scalar_jump_functions): New function.
6809 (type_like_member_ptr_p): New function.
6810 (compute_pass_through_member_ptrs): New function.
6811 (fill_member_ptr_cst_jump_function): New function.
6812 (determine_cst_member_ptr): New function.
6813 (compute_cst_member_ptr_arguments): New function.
6814 (ipa_compute_jump_functions): Complete rewrite.
6815 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6816 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6817 (struct ipa_member_ptr_cst): New structure.
6818 (union jump_func_value): New field member_cst.
6819 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6820 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6821 jump function types.
6822 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6823 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6824 instead of ipcp_print_all_jump_functions.
6825 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6826 only for replacable scalars.
6828 * doc/invoke.texi (Optimize options): Add description of
6829 -findirect-inlining.
6830 * common.opt (flag_indirect_inlining): New flag.
6831 * opts.c (decode_options): Set flag_indirect_inlining when
6834 * ipa-inline.c: Include ipa-prop.h.
6835 (inline_indirect_intraprocedural_analysis): New function.
6836 (inline_generate_summary): Allocate parameter and argument info
6837 structures, call inline_indirect_intraprocedural_analysis on each
6838 node when doing indirect inlining and deallocate indirect inlining
6839 data structures in the end.
6840 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6841 (free_all_ipa_structures_after_iinln): New function.
6842 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6844 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6846 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6847 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6848 of computing the frequency separately.
6849 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6850 of computing the frequency separately.
6851 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6852 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6853 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6854 (ipa_get_stmt_member_ptr_load_param): New function.
6855 (ipa_is_ssa_with_stmt_def): New function.
6856 (ipa_note_param_call): New function.
6857 (ipa_analyze_call_uses): New function.
6858 (ipa_analyze_stmt_uses): New function.
6859 (ipa_analyze_params_uses): New function.
6860 (ipa_free_node_params_substructures): Also free the param_calls linked
6862 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6863 (ipa_print_node_param_flags): New function.
6864 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6865 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6866 * ipa-prop.h (struct ipa_param_flags): New field called.
6867 (struct ipa_param_call_note): New structure.
6868 (struct ipa_node_params): New fields param_calls and
6870 (ipa_is_ith_param_called): New function.
6871 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6872 ipa_analyze_params_uses and dump parameter flags.
6874 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6875 ipa_propagate_indirect_call_infos if performing indirect inlining,
6876 pass a new parameter new_edges to it.
6877 (add_new_edges_to_heap): New fucntion.
6878 (cgraph_decide_inlining_of_small_functions): New vector
6879 new_indirect_edges for newly found indirect edges , call
6880 ipa_propagate_indirect_call_infos after inlining.
6881 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6882 inlining if performing indirect inlining. Call
6883 free_all_ipa_structures_after_iinln when doing so too.
6884 (inline_generate_summary): Do not call
6885 free_all_ipa_structures_after_iinln here.
6886 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6887 (print_edge_addition_message): New function.
6888 (update_call_notes_after_inlining): New function.
6889 (propagate_info_to_inlined_callees): New function.
6890 (ipa_propagate_indirect_call_infos): New function.
6891 * ipa-prop.h: Include cgraph.h
6892 (struct ipa_param_call_note): Fields reordered, new field processed.
6893 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6895 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6896 rediscovered call statements.
6897 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6898 (dump_cgraph_node): Dump also the indirect_call flag.
6899 (cgraph_clone_edge): Copy also the indirect_call flag.
6900 * tree-inline.c (copy_bb): Do not check for fndecls from call
6901 expressions, check for edge availability when moving clones.
6902 (get_indirect_callee_fndecl): New function.
6903 (expand_call_inline): If callee declaration is not apprent from
6904 the statement, try calling get_indirect_callee_fndecl. Do not
6905 issue warnings or call sorry when not inlinings an indirect edge.
6906 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6908 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6909 bit more frandly to matching.
6910 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6911 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6912 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6914 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6917 * opth-gen.awk: Suppress function specific features when building
6919 * optc-gen.awk: Ditto.
6921 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6924 * diagnostic.c (pedwarn): Add opt parameter.
6926 * c-tree.h (pedwarn_init): Add opt parameter.
6927 (pedwarn_c90): Likewise.
6928 (pedwarn_c99): Likewise.
6929 * c-errors.c (pedwarn_c99): Likewise.
6930 (pedwarn_c90): Likewise.
6931 * toplev.h (pedwarn): Update declaration.
6932 (pedwarn0): Declare.
6933 * c-lex.c: All calls to pedwarn changed.
6934 * builtins.c: All calls to pedwarn changed.
6935 * toplev.c: All calls to pedwarn changed.
6936 * c-decl.c: All calls to pedwarn changed.
6937 * c-typeck.c: All calls to pedwarn changed.
6938 * c-common.c: All calls to pedwarn changed.
6939 * c-parser.c: All calls to pedwarn changed.
6941 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6942 Karthik Kumar <karthikkumar@gmail.com>
6944 * attribs.c (file scope): Include c-common.h.
6945 (decl_attributes): Add support for #pragma GCC optimize and
6948 * targhooks.c (default_can_inline_p): New function that is the
6949 default for the TARGET_CAN_INLINE_P target hook.
6951 * targhooks.h (default_can_inline_p): Add declaration.
6953 * tree.c (cl_optimization_node): New static tree for building
6954 OPTIMIZATION_NODE tree.
6955 (cl_target_option_node): New static tree for building
6956 TARGET_OPTION_NODE tree.
6957 (cl_option_hash_table): New hash table for hashing
6958 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6959 (cl_option_hash_hash): New function to provide the hash value for
6960 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6961 (cl_option_hash_eq): New function to provide an equality test for
6962 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6963 (tree_code_size): Add support for OPTIMIZATION_NODE and
6964 TARGET_OPTION_NODE trees.
6965 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6966 TARGET_OPTION_NODE trees.
6967 (build_optimization_node): Build a tree that has all of the
6968 current optimization options.
6969 (build_target_option_node): Build a tree that has the target
6970 options that might be changed on a per function basis.
6972 * tree.h (file scope): Include options.h.
6973 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6974 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6975 (TREE_OPTIMIZATION): Ditto.
6976 (TREE_TARGET_SPECIFIC): Ditto.
6977 (struct tree_function_decl): Add fields for remembering the
6978 current optimization options and target specific options.
6979 (struct tree_optimization_option): New tree variant that remembers
6980 the optimization options.
6981 (struct tree_target_option): New tree variant that remembers the
6982 target specific flags that might change for compiling a particular
6984 (union tree_node): Include tree_optimization_option and
6985 tree_target_option fields.
6986 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6987 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6988 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6989 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6990 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6991 optimization and target options.
6992 (optimization_default_node): New macro to refer to global_trees
6994 (optimization_current_node): Ditto.
6995 (optimization_cold_node): Ditto.
6996 (optimization_hot_node): Ditto.
6997 (target_option_default_node): Ditto.
6998 (target_option_current_node): Ditto.
6999 (current_option_pragma): Ditto.
7000 (current_optimize_pragma): Ditto.
7002 * target.h (struct gcc_target): Add valid_option_attribute_p,
7003 target_option_save, target_option_restore, target_option_print,
7004 target_option_pragma_parse, and can_inline_p hooks.
7006 * toplev.h (parse_optimize_options): Add declaration.
7007 (fast_math_flags_struct_set_p): Ditto.
7009 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
7010 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
7013 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
7014 tree_can_inline_p hook to see if one function can inline another.
7015 (cgraph_decide_inlining): Ditto.
7016 (cgraph_decide_inlining_incrementally): Ditto.
7018 * opts.c (decode_options): Add support for running multiple times
7019 to allow functions with different target or optimization options
7020 than was specified on the command line.
7021 (fast_math_flags_struct_set_p): New function that is similar to
7022 fast_math_flags_set_p, except it uses the values in the
7023 cl_optimization structure instead of global variables.
7025 * optc-gen.awk: Add support for TargetSave to allow a back end to
7026 declare new fields that need to be saved when using function
7027 specific options. Include flags.h and target.h in the options.c
7028 source. Add support for Save to indicate which options can be set
7029 for individual functions. Generate cl_optimize_save,
7030 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
7031 cl_target_option_restore, cl_target_option_print functions to
7032 allow functions to use different optimization or target options.
7034 * opt-functions.awk (var_type_struct): Return the type used for
7035 storing the field in a structure.
7037 * opth-gen.awk: Add support for TargetSave to allow a back end to
7038 declare new fields that need to be saved when using function
7039 specific options. Add support for Save to indicate which options
7040 can be set for individual functions. Only generate one extern for
7041 Mask fields. Generate cl_optimization and cl_target_option
7042 structures to remember optimization and target options.
7044 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
7045 collecting new tree nodes.
7046 (TS_TARGET_OPTION): Ditto.
7048 * c-decl.c (merge_decls): Merge function specific target and
7049 optimization options.
7051 * function.c (invoke_set_current_function_hook): If the function
7052 uses different optimization options, change the global variables
7055 * coretypes.h (struct cl_optimization): Add forward reference.
7056 (struct cl_target_option): Ditto.
7058 * c-pragma.c (option_stack): New static vector to remember the
7059 current #pragma GCC option stack.
7060 (handle_pragma_option): New function to support #pragma GCC option
7061 to change target options.
7062 (optimize_stack): New static vector to remember the current
7063 #pragma GCC optimize stack.
7064 (handle_pragma_optimize): New function to support #pragma GCC
7065 optimize to change optimization options.
7066 (init_pragma): Add support for #pragma GCC optimize and #pragma
7069 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
7070 optimization options.
7071 (TARGET_OPTION_NODE): New tree code for remembering certain target
7074 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
7075 TARGET_OPTION_NODE trees.
7077 * common.opt (-O): Add Optimization flag.
7079 (-fmath-errno): Ditto.
7080 (-falign-functions): Add UInteger flag to make sure flag gets full
7081 int in cl_optimization structure.
7082 (-falign-jumps): Ditto.
7083 (-falign-labels): Ditto.
7084 (-falign-loops): Ditto.
7085 (-fsched-stalled-insns): Ditto.
7086 (-fsched-stalled-insns-dep): Ditto.
7088 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
7090 (TARGET_OPTION_SAVE): Ditto.
7091 (TARGET_OPTION_RESTORE): Ditto.
7092 (TARGET_OPTION_PRINT): Ditto.
7093 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7094 (TARGET_CAN_INLINE_P): Ditto.
7095 (TARGET_INITIALIZER): Add new hooks.
7097 * tree-inline.c (tree_can_inline_p): New function to determine
7098 whether one function can inline another. Check if the functions
7099 use compatible optimization options, and also call the backend
7102 * tree-inline.h (tree_can_inline_p): Add declaration.
7104 * c-common.c (c_common_attribute): Add support for option and
7105 optimize attributes.
7106 (handle_option_attribute): Add support for the option attribute to
7107 allow the user to specify different target options for compiling a
7109 (handle_optimize_attribute): Add support for the optimize
7110 attribute to allow the user to specify different optimization
7111 options for compiling a specific function.
7112 (handle_hot_attribute): Turn on -O3 optimization for this one
7113 function if it isn't the default optimization level.
7114 (handle_cold_attribute): Turn on -Os optimization for this one
7115 function if it insn't the default optimization.
7116 (const_char_p): New const char * typedef.
7117 (optimize_args): New static vector to remember the optimization
7119 (parse_optimize_options): New function to set up the optimization
7120 arguments from either the optimize attribute or #pragma GCC optimize.
7122 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
7123 (builtin_define_std): Ditto.
7125 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
7126 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
7127 (x86_64-*-*): Ditto.
7129 * Makefile.in (TREE_H): Add options.h.
7130 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
7132 * doc/extend.texi (option attribute): Document new attribute.
7133 (optimize attribute): Ditto.
7134 (hot attribute): Document hot attribute sets -O3.
7135 (cold attribute): Document cold attribute sets -Os.
7136 (#pragma GCC option): Document new pragma.
7137 (#pragma GCC optimize): Ditto.
7139 * doc/options.texi (TargetSave): Document TargetSave syntax.
7140 (UInteger): Document UInteger must be used for certain flags.
7141 (Save): Document Save option to create target specific options
7142 that can be saved/restored on a function specific context.
7144 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
7145 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7147 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
7148 (TARGET_OPTION_SAVE): Ditto.
7149 (TARGET_OPTION_RESTORE): Ditto.
7150 (TARGET_OPTION_PRINT): Ditto.
7151 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7152 (TARGET_CAN_INLINE_P): Ditto.
7154 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
7156 (-mfpmath=both): Ditto.
7158 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7159 Karthik Kumar <karthikkumar@gmail.com>
7161 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
7162 (TARGET_POPCNT): Ditto.
7163 (TARGET_SAHF): Ditto.
7164 (TARGET_AES): Ditto.
7165 (TARGET_PCLMUL): Ditto.
7166 (TARGET_CMPXCHG16B): Ditto.
7167 (TARGET_RECIP): Move switch into target_flags.
7168 (TARGET_FUSED_MADD): Ditto.
7169 (ix86_arch_features): Make an unsigned char type.
7170 (ix86_tune_features): Ditto.
7171 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
7172 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
7173 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
7175 * config/i386/i386.opt (arch): New TargetSave field to define
7176 fields that need to be saved for function specific option support.
7179 (branch_cost): Ditto.
7180 (ix86_isa_flags_explicit): Ditto.
7181 (tune_defaulted): Ditto.
7182 (arch_specified): Ditto.
7183 (-m128-long-double): Add Save flag to save option for target
7184 specific option support.
7186 (-maccumulate-outgoing-args): Ditto.
7187 (-malign-double): Ditto.
7188 (-malign-stringops): Ditto.
7189 (-mfancy-math-387): Ditto.
7190 (-mhard-float): Ditto.
7192 (-minline-all-stringops): Ditto.
7193 (-minline-stringops-dynamically): Ditto.
7194 (-mms-bitfields): Ditto.
7195 (-mno-align-stringops): Ditto.
7196 (-mno-fancy-math-387): Ditto.
7197 (-mno-push-args): Ditto.
7198 (-mno-red-zone): Ditto.
7199 (-mpush-args): Ditto.
7200 (-mred-zone): Ditto.
7202 (-msseregparm): Ditto.
7203 (-mstack-arg-probe): Ditto.
7218 (-mrecip): Move flag into target_flags.
7220 (-mno-fused-madd): Ditto.
7221 (-mfused-madd): Ditto.
7222 (-mabm): Move flag into ix86_isa_flags.
7229 * config/i386/i386-c.c: New file for #pragma support.
7230 (ix86_target_macros_internal): New function to #define or #undef
7231 target macros based when the user uses the #pragma GCC option to
7232 change target options.
7233 (ix86_pragma_option_parse): New function to add #pragma GCC option
7235 (ix86_target_macros): Move defining the target macros here from
7236 TARGET_CPU_CPP_BUILTINS in i386.h.
7237 (ix86_register_pragmas): Register the #pragma GCC option hook. If
7238 defined, initialize any subtarget #pragmas.
7240 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
7241 REGISTER_TARGET_PRAGMAS.
7243 * config/i386/t-i386: New file for x86 dependencies.
7244 (i386.o): Make dependencies mirror the include files used.
7245 (i386-c.o): New file, add dependencies.
7247 * config/i386/i386-protos.h (override_options): Add bool argument.
7248 (ix86_valid_option_attribute_tree): Add declaration.
7249 (ix86_target_macros): Ditto.
7250 (ix86_register_macros): Ditto.
7252 * config/i386/i386.c (ix86_tune_features): Move initialization of
7253 the target masks to initial_ix86_tune_features to allow functions
7254 to have different target options. Make type unsigned char,
7255 instead of unsigned int.
7256 (initial_ix86_tune_features): New static vector to hold processor
7257 masks for the tune variables.
7258 (ix86_arch_features): Move initialization of the target masks to
7259 initial_ix86_arch_features to allow functions to have different
7260 target options. Make type unsigned char, instead of unsigned int.
7261 (initial_ix86_arch_features): New static vector to hold processor
7262 masks for the arch variables.
7263 (enum ix86_function_specific_strings): New enum to describe the
7264 string options used for attribute((option(...))).
7265 (ix86_target_string): New function to return a string that
7266 describes the target options.
7267 (ix86_debug_options): New function to print the current options in
7269 (ix86_function_specific_save): New function hook to save the
7270 function specific global variables in the cl_target_option structure.
7271 (ix86_function_specific_restore): New function hook to restore the
7272 function specific variables from the cl_target_option structure to
7273 the global variables.
7274 (ix86_function_specific_print): New function hook to print the
7275 target specific options in the cl_target_option structure.
7276 (ix86_valid_option_attribute_p): New function hook to validate
7277 attribute((option(...))) arguments.
7278 (ix86_valid_option_attribute_tree): New function that is common
7279 code between attribute((option(...))) and #pragma GCC option
7280 support that parses the options and returns a tree holding the options.
7281 (ix86_valid_option_attribute_inner_p): New helper function for
7282 ix86_valid_option_attribute_tree.
7283 (ix86_can_inline_p): New function hook to decide if one function
7284 can inline another on a target specific basis.
7285 (ix86_set_current_function); New function hook to switch target
7286 options if the user used attribute((option(...))) or #pragma GCC
7288 (ix86_tune_defaulted): Move to static file scope from
7290 (ix86_arch_specified): Ditto.
7291 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
7293 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
7294 (OPTION_MASK_ISA_ABM_SET): Ditto.
7295 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
7296 (OPTION_MASK_ISA_CX16_SET): Ditto.
7297 (OPTION_MASK_ISA_SAHF_SET): Ditto.
7298 (OPTION_MASK_ISA_AES_UNSET): Ditto.
7299 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
7300 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
7301 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
7302 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
7303 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
7304 (struct ptt): Move to static file scope from override_options.
7305 (processor_target_table): Ditto.
7307 (ix86_handle_option): Add support for options that are now isa options.
7308 (override_options): Add support for declaring functions that
7309 support different target options than were specified on the
7310 command line. Move struct ptt, processor_target_table, cpu_names,
7311 ix86_tune_defaulted, ix86_arch_specified to static file scope.
7312 Add bool argument. Fix up error messages so the appropriate error
7313 is given for either command line or attribute.
7314 (ix86_previous_fndecl): New static to remember previous function
7315 declaration to see if we need to change target options.
7316 (ix86_builtins_isa): New array to record the ISA of each builtin
7318 (def_builtin): Always create the builtin function, even if the
7319 current ISA doesn't support it.
7320 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
7321 tests for those builtins.
7322 (ix86_init_builtins): Remove TARGET_MMX test for calling
7323 ix86_init_mmx_sse_builtins.
7324 (ix86_expand_builtin): If the current ISA doesn't support a given
7325 builtin, signal an error.
7326 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
7327 (TARGET_SET_CURRENT_FUNCTION): Ditto.
7328 (TARGET_OPTION_SAVE): Ditto.
7329 (TARGET_OPTION_RESTORE): Ditto.
7330 (TARGET_OPTION_PRINT): Ditto.
7331 (TARGET_CAN_INLINE_P): Ditto.
7333 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
7335 * c-typeck.c (build_external_ref): Don't call assemble_external.
7336 * final.c (output_operand): Call assemble_external.
7338 2008-07-21 DJ Delorie <dj@redhat.com>
7340 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
7341 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7343 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7345 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
7346 original insn and splitter contents into ...
7347 ("*div<mode>3_fast"): ... this new pattern. Enable only if
7348 flag_unsafe_math_optimizations. Add dummy scratch register.
7349 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
7350 !flag_unsafe_math_optimizations. Returns number with next
7351 highest magnitude if this is still less or equal to the true
7352 quotient in magnitude.
7354 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
7356 * Makefile.in: Replace toplev.h with TOPLEV_H.
7357 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
7358 * c-lex.c (fe_file_change): Don't set in_system_header.
7359 * c-parser.c (c_token): Remove in_system_header.
7360 (c_lex_one_token): Don't set in_system_header.
7361 (c_parser_set_source_position_from_token): Don't set in_system_header.
7362 * diagnostic.c (diagnostic_report_diagnostic): Use location from
7365 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
7366 * flags.h (in_system_header): Remove.
7367 * function.c (saved_in_system_header): Remove.
7368 (push_cfun): Don't set in_system_header.
7369 (pop_cfun): Don't set in_system_header.
7370 (push_struct_function): Don't set in_system_header.
7371 * input.h (expanded_location): Add sysp.
7372 (in_system_header_at): New.
7373 (in_system_header): New.
7374 * toplev.c (in_system_header): Remove.
7375 * toplev.h: Include input.h
7377 * tree-cfg.c (execute_warn_function_return): Call warning_at.
7378 * tree-ssa.c (warn_uninit): Call warning_at.
7379 (warn_uninitialized_var): Update calls to warn_uninit.
7380 (warn_uninitialized_phi): Update calls to warn_uninit.
7381 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
7382 (expand_location): Initialize xloc.sysp.
7383 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
7384 (tree_decl_with_vis): Remove in_system_header_flag.
7386 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
7389 * recog.c (asm_operand_ok): Change the order of the extra
7390 memory constraint checks.
7392 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7395 * tree-switch-conversion.c (build_one_array): Call
7396 varpool_mark_needed_node and varpool_finalize_decl
7397 instead of assemble_variable.
7399 2008-07-19 Jan Hubicka <jh@suse.cz>
7401 * cgraph.c (cgraph_add_new_function): Do early local passes.
7402 * tree-nrv.c (gate_pass_return_slot): New gate.
7403 (pass_nrv): Add the gate.
7404 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
7406 (coalesce_ssa_name): Coalesce SSA names.
7407 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
7408 not optimizing so unused user vars remains visible.
7409 * common.opt (flag_tree_ter): Always enable by default.
7410 * tree-ssa-ter.c: Include flags.h
7411 (is_replaceable_p): Check that locations match; when aliasing is missing
7412 be conservative about loads.
7413 * tree-optimize.c (gate_init_datastructures): Remove.
7414 (pass_init_datastructures): New.
7415 * passes.c: Reorder passes so we always go into SSA.
7417 2008-07-19 Jan Hubicka <jh@suse.cz>
7419 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
7420 * doc/invoke.texi (--combine): Likewise.
7421 (-finline-functions-called-once): Update levels when enabled.
7422 (-funit-at-a-time): Document new behaviour.
7423 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
7424 -fno-section-anchors when disabled explicitly.
7425 (inline params): They are not ignored now.
7426 (precompiled headers): Remove unit-at-a-time as being incompatible.
7427 * opts.c (decode_options): Handle unit-at-a-time as alias;
7428 imply -fno-section-anchors when toplevel reorder is disabled
7430 * common.opt (ftoplevel-reorder): Set default value to 2.
7431 (funit-at-a-time): Set default value to 1.
7432 * config/rs6000/rs6000.c (optimization_options): Set section anchors
7435 2008-07-19 Jan Hubicka <jh@suse.cz>
7437 * builtins.c (expand_builtin_int_roundingfn,
7438 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
7441 2008-07-19 Richard Guenther <rguenther@suse.de>
7444 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
7445 * tree-ssa-sccvn.c (get_constant_value_id): New function.
7446 * tree-ssa-pre.c (get_expr_value_id): For newly created
7447 constant value-ids make sure to add the expression to its
7450 2008-07-19 Jakub Jelinek <jakub@redhat.com>
7453 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
7454 return value of the builtin is ignored.
7456 2008-07-19 Olivier Hainque <hainque@adacore.com>
7458 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
7459 bits, a C conformant malloc implementation has to provide.
7460 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
7462 2008-07-19 Joseph Myers <joseph@codesourcery.com>
7466 * reload.c (find_reloads_subreg_address): Only reload address if
7467 reloaded == 0, not for reloaded != 1.
7470 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7471 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7472 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7473 m32c_legitimize_reload_address.
7475 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7476 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7477 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7479 2008-07-19 Olivier Hainque <hainque@adacore.com>
7481 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
7482 argument, saying whether nested array are to be collapsed
7483 into a single array type DIE with multiple subscripts.
7484 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
7485 issues, centralize the nested array types collapsing control and
7486 disable the transformation for Ada.
7488 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
7491 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
7493 (x86_64_shift_adj_2): New expander.
7494 (x86_64_shift_adj_3): Ditto.
7495 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
7496 to split TImode operands.
7497 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
7498 (ix86_split_lshr): Ditto.
7500 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
7502 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
7503 and __CHAR32_TYPE__.
7504 * c-typeck.c (digest_init): Support char16_t and char32_t.
7505 (set_nonincremental_init_from_string): Idem.
7507 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7510 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
7511 PREFERRED_STACK_BOUNDARY.
7512 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7514 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7517 * function.c (locate_and_pad_parm): Cap boundary earlier.
7519 2008-07-17 Julian Brown <julian@codesourcery.com>
7521 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
7522 no-op for targets which don't use DLLs.
7524 2008-07-17 Martin Jambor <mjambor@suse.cz>
7526 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
7527 that nodes are relevant by examining the node->analyzed flag.
7528 (ipcp_init_stage): Check which nodes are relevant, assert that the
7529 relevant ones are also required.
7530 (ipcp_propagate_stage): Check on the side arrays are properly
7532 (ipcp_print_all_jump_functions): Make sure not to touch any node
7533 that is not analyzed or an edge that does not have a corresponding
7534 entry in the on-the-side vectors.
7535 (ipcp_function_scale_print): Likewise.
7536 (ipcp_update_callgraph): Check that the node is relevant.
7537 (ipcp_insert_stage): Check that the node is relevant. Check there is
7538 an info for every node and edge.
7539 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
7540 (ipa_print_all_tree_maps): Likewise and a new variable info.
7541 (ipa_print_all_params_modified): Likewise.
7542 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7544 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7547 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7549 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7551 PR rtl-optimization/36753
7552 * fwprop.c (use_killed_between): Don't shortcut
7553 single-definition global registers.
7555 2008-07-16 Jan Hubicka <jh@suse.cz>
7557 * cgraph.h (varpool_empty_needed_queue): Declare.
7558 * cgraphunit.c (output_in_order): Mark all variables as needed;
7560 * varpool.c (varpool_assemble_node): Update debug queue.
7561 (varpool_assemble_pending_decls): Don't do it here.
7562 (varpool_empty_needed_queue): New function.
7564 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7566 * recog.c (peephole2_optimize): Fix formatting.
7568 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7570 * c-pch.c (get_ident): Avoid C++ keywords.
7571 * combine-stack-adj.c (single_set_for_csa): Likewise.
7572 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7573 output_asm_insn): Likewise.
7574 * reload.c (push_secondary_reload, find_reusable_reload,
7575 push_reload, combine_reloads, find_reloads,
7576 debug_reload_to_stream): Likewise.
7577 * reload.h (struct reload): Likewise.
7578 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7579 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7580 emit_output_reload_insns): Likewise.
7581 * targhooks.c (default_secondary_reload): Likewise.
7582 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7584 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7586 * recog.c (validate_change_1, validate_change,
7587 validate_unshare_change, validate_replace_rtx_1, struct
7588 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7590 * reload.c (push_secondary_reload, secondary_reload_class,
7591 scratch_reload_class, find_valid_class, find_reusable_reload,
7592 push_reload, find_dummy_reload, find_reloads_address_1,
7593 find_reloads_address_part, find_equiv_reg): Likewise.
7594 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7595 choose_reload_regs): Likewise.
7596 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7598 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7599 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7600 * sched-rgn.c (concat_INSN_LIST): Likewise.
7601 * stor-layout.c (mode_for_size, mode_for_size_tree,
7602 smallest_mode_for_size): Likewise.
7604 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7606 * cfg.c (dump_reg_info): Avoid C++ keywords.
7607 * dwarf2asm.c (dw2_force_const_mem,
7608 dw2_asm_output_encoded_addr_rtx): Likewise.
7609 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7610 * expmed.c (expand_shift): Likewise.
7611 * global.c (find_reg): Likewise.
7612 * graph.c (draw_edge): Likewise.
7613 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7614 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7615 widen_clz, widen_bswap, expand_parity, expand_unop,
7616 emit_cmp_and_jump_insn_1): Likewise.
7617 * postreload.c (reload_cse_simplify_operands): Likewise.
7618 * ra.h (add_neighbor): Likewise.
7619 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7620 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7621 record_reg_classes, copy_cost, record_address_regs,
7622 invalid_mode_change_p): Likewise.
7623 * regrename.c (regrename_optimize, scan_rtx_reg,
7624 dump_def_use_chain, find_oldest_value_reg,
7625 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7627 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7629 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7630 MASK_POWERPC64 for power4 in previous commit.
7632 2008-07-16 Olivier Hainque <hainque@adacore.com>
7634 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7635 instead of bare conversion to cast const-ness away.
7637 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7639 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7640 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7641 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7642 (TARGET_FUNCTION_VALUE): Define.
7644 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7646 * config/rs6000/rs6000.c (processor_target_table): Add
7647 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7649 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7652 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7653 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7654 m32c_legitimize_reload_address.
7656 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
7658 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7659 DECL_IN_SYSTEM_HEADER in sync.
7661 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7663 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7664 * tree-ssa-pre.c (pre_expr_eq): Ditto
7665 (get_constant_for_value_id): Take a type as an argument.
7666 (fully_constant_expression): Pass in type.
7667 (find_or_generate_expression): Short circuit constant case.
7668 (create_expression_by_pieces): Remove special casing of
7670 (do_regular_insertion): Short circuit constant case.
7671 (do_partial_partial_insertion): Ditto.
7673 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7676 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7678 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7680 * config/xtensa/libgcc-xtensa.ver: New file.
7681 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7683 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7685 * df-problems.c (df_set_note): Avoid C++ keywords.
7686 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7687 * dse.c (record_store, remove_useless_values): Likewise.
7688 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7689 gen_reg_rtx_offset, operand_subword, change_address_1,
7690 change_address, adjust_address_1, offset_address,
7691 widen_memory_access, emit_copy_of_insn_after): Likewise.
7692 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7693 * fwprop.c (should_replace_address, propagate_rtx_1,
7694 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7696 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7697 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7698 * lcm.c (compute_insert_delete, pre_edge_lcm,
7699 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7700 * lower-subreg.c (resolve_reg_notes): Likewise.
7701 * mode-switching.c (optimize_mode_switching): Likewise.
7703 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7705 * bt-load.c (add_btr_def, migrate_btr_def,
7706 branch_target_load_optimize): Avoid C++ keywords.
7707 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7709 * combine.c (subst, simplify_set, make_extraction,
7710 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7711 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7712 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7714 2008-07-15 Richard Guenther <rguenther@suse.de>
7717 * c-common.c (strict_aliasing_warning): Do not warn for
7718 TYPE_REF_CAN_ALIAS_ALL pointers.
7719 (c_common_get_alias_set): may_alias types are not special.
7720 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7721 attribute and set can_ref_all accordingly.
7722 (build_reference_type_for_mode): Likewise.
7723 * doc/extend.texi (may_alias): Clarify.
7725 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7728 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7729 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7731 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7734 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7735 gcc_assert, instead call output_operand_lossage.
7737 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7739 * builtins.c (std_canonical_va_list): Treat structure based
7742 2008-07-15 Ben Elliston <bje@au.ibm.com>
7744 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7746 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
7748 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7751 2008-07-14 Jan Hubicka <jh@suse.cz>
7753 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7754 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7755 fix predicates and constraints.
7756 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7757 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7759 2008-07-14 Doug Kwan <dougkwan@google.com>
7761 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7762 additional option file arm/eabi.opt.
7763 * config/arm/eabi.h (File): New configuration file for EABI targets.
7764 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7765 SUBSUBTARGET_EXTRA_SPECS.
7766 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7767 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7768 from STARTFILE_SPEC so that it can be referenced in an override.
7769 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7770 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7771 can be referenced in an override.
7772 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7773 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7774 so that it can be referenced in an override.
7775 (LINK_SPEC): Use BPABI_LINK_SPEC.
7776 * config/arm/eabi.opt (File): New.
7778 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7780 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7781 (FIXED_VALUE_H): New variable.
7782 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7783 input.h, fixed-value.h.
7784 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7785 (BASIC_BLOCK_H): Use $(BITMAP_H).
7786 (FUNCTION_H): Add varray.h.
7787 (IPA_REFERENCE_H): Use $(BITMAP_H).
7788 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7789 (DF_H): Use $(BITMAP_H).
7790 (GGC_H): Add statistics.h.
7792 (INSN_ATTR_H): Use it.
7793 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7795 (SYMTAB_H): Add $(OBSTACK_H).
7796 (CPP_INTERNAL_H): New.
7797 (TREE_DUMP_H): Add tree-pass.h.
7798 (TREE_FLOW_H): Use $(BITMAP_H)
7799 (PRETTY_PRINT_H): Use $(INPUT_H).
7800 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7803 (many object files): Fix lots of header dependencies throughout.
7805 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7807 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7809 (s-gtyp-input): Use them to write tmp-gi.list.
7810 (echo_to_gi.list): Remove.
7812 2008-07-14 Richard Guenther <rguenther@suse.de>
7814 * tree-ssa-sccvn.c (pre_info): Remove.
7815 (switch_to_PRE_table): Likewise.
7816 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7817 (set_hashtable_value_ids): Do not create value-ids for the
7819 (run_scc_vn): Remove double test. Remove bogus special-case
7820 in value-number printing.
7821 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7822 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7824 * tree-flow-inline.h (get_value_handle): Remove.
7825 * tree-flow.h (get_value_handle): Remove.
7827 2008-07-14 Martin Jambor <mjambor@suse.cz>
7829 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7830 in which we generate arithmetics is not a subrange.
7832 2008-07-14 Martin Jambor <mjambor@suse.cz>
7834 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7836 2008-07-14 Richard Guenther <rguenther@suse.de>
7838 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7840 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7843 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7844 reload for symbol refs moved to r0 with -fPIC.
7845 (legitimize_pic_address): Use the target register as temporary
7847 (emit_symbolic_move): Adjust comment.
7848 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7851 2008-07-14 Ben Elliston <bje@au.ibm.com>
7853 * c-common.h (C_CPP_HASHNODE): New macro.
7854 * coretypes.h (struct cpp_token): Forward declare.
7855 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7856 the context-sensitive keyword method.
7857 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7858 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7859 expand_bool_pixel): New.
7860 (altivec_categorize_keyword): New function.
7861 (init_vector_keywords): New function.
7862 (rs6000_macro_to_expand): Likewise.
7863 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7864 compiling an ISO C dialect.
7866 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7868 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7869 (create_expression_by_pieces): Fix typo.
7870 (do_regular_insertion): Use debug counter here too.
7872 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7875 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7876 CONST_OK_FOR_LETTER_P. All port-local users changed.
7877 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7878 implement Kp matching power-of-two.
7879 (CONSTRAINT_LEN): Define to match.
7880 * config/cris/cris.md: Replace all use of constraint K with Kc.
7881 ("*btst*): Use Kp for operand 0 of last alternative.
7883 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7886 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7889 2008-07-13 Jan Hubicka <jh@suse.cz>
7891 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7894 2008-07-13 Richard Guenther <rguenther@suse.de>
7897 * langhooks.c (lhd_print_error_function): Deal with recursive
7900 2008-07-12 Jan Hubicka <jh@suse.cz>
7902 * cgraph.c (assembler_name_hash): New static var.
7903 (hash_node_by_assembler_name, eq_assembler_name): New.
7904 (cgraph_node_for_asm): Use hashtable.
7905 (cgraph_remove_node): Maintain hashtable.
7906 (change_decl_assembler_name): Sanity check that names are not changing
7907 after aliasing was processed.
7908 * cgraph.h (varpoon_node): Add next GGC marker.
7909 * tree.c (decl_assembler_name_equal): Constify.
7910 (decl_assembler_name_hash): New.
7911 * tree.h (decl_assembler_name_equal): Constify.
7912 (decl_assembler_name_hash): Update.
7914 2008-07-12 David Daney <ddaney@avtrex.com>
7916 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7919 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7921 * doc/md.texi: Document the MIPS "v" constraint.
7922 * config/mips/mips.h (reg_class): Revert last change.
7923 (REG_CLASS_NAMES): Likewise.
7924 (REG_CLASS_CONTENTS): Likewise.
7925 * config/mips/mips.c (mips_regno_to_class): Likewise.
7926 * config/mips/constraints.md (v): Likewise, but add documentation.
7927 Add a comment to say that this constraint should not be used in
7930 2008-07-11 DJ Delorie <dj@redhat.com>
7932 * config/h8300/h8300.md (length): Fix branch offset limit.
7934 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7936 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7937 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7938 (avr_hard_regno_scratch_ok): New function.
7939 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7940 * config/avr/avr.md (all peepholes that request a scratch register):
7941 Remove avr_peep2_scratch_safe use.
7943 2008-07-11 Tom Tromey <tromey@redhat.com>
7944 Ian Lance Taylor <iant@google.com>
7946 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7947 (struct c_common_resword): Define.
7948 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7949 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7950 (c_common_reswords, num_c_common_reswords): Declare.
7951 * c-common.c (c_common_reswords): New global const array.
7952 (num_c_common_reswords): New const int.
7953 * c-parser.c (struct resword, reswords): Don't define.
7954 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7955 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7956 than reswords. If warning about C++ keywords, give them a special
7958 (c_lex_one_token): Warn about C++ keywords. Call
7959 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7960 (c_parser_external_declaration): Look for RID_xxx rather than
7961 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7962 (c_parser_statement_after_labels): Likewise.
7963 (c_parser_objc_class_instance_variables): Likewise.
7964 (c_parser_objc_class_declaration): Likewise.
7965 (c_parser_objc_try_catch_statement): Likewise.
7966 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7967 (declspecs_add_type): Likewise.
7969 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7971 * ggc-page.c (alloc_page):
7972 Substituting xmalloc, xcalloc with
7973 XNEWVEC and XCNEWVAR macros which add the
7976 2008-07-11 Richard Guenther <rguenther@suse.de>
7978 PR tree-optimization/36765
7979 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7980 aliases from HEAP vars to SMTs.
7982 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7984 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7985 * configure.ac (loose_warn): Move -Wc++-compat from here...
7986 (strict_warn): ...to here.
7987 * configure: Regenerate.
7989 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7991 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7992 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7993 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7994 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7995 excluding more specific h8300-*-* and sh-*-* targets.
7997 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7999 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
8001 (execute_pre): Call loop_optimizer_finalize in early exit.
8003 2008-07-10 Jakub Jelinek <jakub@redhat.com>
8006 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
8007 uids in the bitmap, not just VAR_DECL uids.
8009 PR rtl-optimization/36419
8010 * combine-stack-adj.c (adjust_frame_related_expr): New function.
8011 (combine_stack_adjustments_for_block): Call it if needed. Delete
8013 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
8014 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
8015 prologue sp adjustment.
8017 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
8020 * opts.c (print_ignored_options): Report postponed diagnostics for
8021 unknown -Wno-* options as warnings, not errors.
8022 (postpone_unknown_option_error): Renamed to...
8023 (postpone_unknown_option_warning): ... this.
8025 2008-07-09 Doug Kwan <dougkwan@google.com>
8028 2008-07-08 Doug Kwan <dougkwan@google.com>
8030 * config/arm/arm.opt (mandroid): New option.
8031 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8032 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8034 (CC1PLUS_SPEC): Same.
8036 (STARTFILE_SPEC): Same.
8037 (ENDFILE_SPEC): Same.
8038 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8041 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
8044 * config/mips/mips.h (reg_class): Remove V1_REG.
8045 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8046 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
8048 (mips_get_tp): New function.
8049 (mips_legitimize_tls_address): Use it.
8050 * config/mips/constraints.md (v): Delete.
8051 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
8052 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
8053 After reload, split into a move and ...
8054 (*tls_get_tp_<mode>_split): ...this new instruction.
8056 2008-07-09 David Daney <ddaney@avtrex.com>
8058 * config/mips/driver-native.c: Include coretypes.h and tm.h.
8060 2008-07-09 Jakub Jelinek <jakub@redhat.com>
8062 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
8063 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
8065 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
8066 htab_delete should be called. Don't free c.
8067 (lookup_tmp_var): Create temp_htab lazily.
8068 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
8069 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
8071 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
8072 lower_omp_ordered, lower_omp_critical, lower_omp_for,
8073 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
8074 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
8075 * tree-sra.c (generate_element_init): Likewise.
8076 * tree-mudflap.c (execute_mudflap_function_ops,
8077 execute_mudflap_function_decls): Likewise.
8078 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
8079 * tree-gimple.h (struct gimplify_ctx): New type.
8080 (push_gimplify_context): Adjust prototype.
8082 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
8084 * tree-ssa-pre.c (phi_translate_1): Update placement of
8087 2008-07-09 Anatoly Sokolov <aesok@post.ru>
8089 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
8090 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
8091 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
8092 * targhooks.c (default_hard_regno_scratch_ok): New function.
8093 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
8094 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
8095 * recog.c: Include "target.h".
8096 (peep2_find_free_register): Add check for global regs. Add target
8098 * Makefile.in (recog.o): Depend on target.h.
8100 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
8102 * config/sh/sh.c (sh_canonical_va_list_type): New.
8103 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
8105 2008-07-09 Raksit Ashok <raksit@google.com>
8107 * doc/invoke.texi (Option Summary): Mention new option
8108 -Wdisallowed-function-list=...
8109 (Warning Options): Document -Wdisallowed-function-list=...
8110 * common.opt (Wdisallowed-function-list=): New flag.
8111 * flags.h (warn_disallowed_functions): External definition of new
8112 boolean warning flag.
8113 (warn_if_disallowed_function_p): Declare new function.
8114 * opts.c (warning_disallowed_functions): New static variable.
8115 (warn_disallowed_functions): New boolean warning flag.
8116 (warn_if_disallowed_function_p): New function.
8117 (add_comma_separated_to_vector): Rename
8118 add_instrument_functions_exclude_list to this.
8119 (common_handle_option): Handle new option. Rename calls to
8120 add_instrument_functions_exclude_list into calls to
8121 add_comma_separated_to_vector.
8122 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
8123 based on flag warn_disallowed_functions.
8125 2008-07-09 Christian Bruel <christian.bruel@st.com>
8127 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
8128 instead of get_attr_length.
8130 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8132 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
8134 * genemit.c (gen_insn): Likewise.
8135 * gengtype.c (note_def_vec): Likewise.
8136 * gengtype.h (note_def_vec): Likewise.
8137 * genoutput.c (struct data, output_insn_data, process_template,
8138 gen_expand, gen_split, note_constraint): Likewise.
8139 * genrecog.c (new_decision, add_to_sequence, factor_tests,
8140 make_insn_sequence): Likewise.
8141 * gensupport.c (record_insn_name): Likewise.
8143 2008-07-08 Doug Kwan <dougkwan@google.com>
8145 * config/arm/arm.opt (mandroid): New option.
8146 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8147 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8149 (CC1PLUS_SPEC): Same.
8151 (STARTFILE_SPEC): Same.
8152 (ENDFILE_SPEC): Same.
8153 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8156 2008-07-08 Raksit Ashok <raksit@google.com>
8158 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
8159 (set_storage_via_setmem): Fix expected_align parameter.
8160 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
8161 missing from the list.
8162 * doc/md.texi (movmem): Explicitly state that expected alignment is
8163 to be expressed in bytes.
8164 (setmem): Explicitly state that expected alignment is to be expressed
8167 2008-07-08 Joseph Myers <joseph@codesourcery.com>
8169 * reload.c (find_reloads_subreg_address): Do not require validity
8170 of address in original mode before reloading address.
8172 2008-07-07 Tianwei Sheng <tianweis@google.com>
8174 * df-core.c (df_remove_problem): Adjust the access to avoid out of
8175 bounds array access.
8177 2008-07-08 Jakub Jelinek <jakub@redhat.com>
8179 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
8181 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
8183 Fix PR tree-optimization/23455
8184 Fix PR tree-optimization/35286
8185 Fix PR tree-optimization/35287
8186 * Makefile.in (OBJS-common): Remove tree-vn.o.
8187 (tree-vn.o): Remove.
8188 * dbgcnt.def: Add treepre_insert debug counter.
8189 * gcc/tree-flow.h (add_to_value): Updated for other changes.
8190 (debug_value_expressions): Ditto.
8191 (print_value_expressions): Ditto.
8192 * tree-pretty-print.c (dump_generic_node): Updated for
8193 VALUE_HANDLE removal.
8194 * tree-ssa-dom.c (record_equality): Ditto.
8195 (cprop_operand): Ditto.
8196 (lookup_avail_expr): Ditto.
8197 * tree-ssa-threadedge.c
8198 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
8199 (simplify_control_stmt_condition): Ditto.
8200 * tree.c (tree_code_size): Ditto.
8201 (tree_node_structure): Ditto.
8202 (iterative_hash_expr): Ditto.
8204 * tree.h (VALUE_HANDLE_ID): Ditto.
8205 (VALUE_HANDLE_EXPR_SET): Ditto.
8206 (struct tree_value_handle): Ditto.
8207 (union tree_node): Ditto.
8208 * treestruct.def: Ditto.
8209 * tree-vn.c: Removed.
8210 * tree-ssa-pre.c: Rewritten entirely.
8211 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
8212 (constant_value_ids): Ditto.
8213 (vn_nary_op_t): Moved to header.
8215 (vn_reference_op_t): Ditto
8216 (vn_reference_t): Ditto.
8217 (next_value_id): New variable.
8218 (VN_INFO): Add an assert.
8219 (vn_constant_eq): New function.
8220 (vn_constant_hash): Ditto.
8221 (get_or_alloc_constant_value_id): Ditto.
8222 (value_id_constant_p): Ditto.
8223 (vn_reference_compute_hash): De-staticify.
8224 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
8225 Disable some code with a FIXME. Remove VALUE_HANDLE use.
8226 (valueize_refs): Update opcode if it changes from ssa name to constant.
8227 (vn_reference_lookup_1): Add new argument.
8228 (vn_reference_lookup): Ditto.
8229 (vn_reference_lookup_pieces): New function.
8230 (vn_reference_insert): Add return type. Modify to deal with value ids.
8231 (vn_reference_insert_pieces): New function.
8232 (vn_nary_op_compute_hash): De-staticify.
8233 (vn_nary_op_eq): Ditto.
8234 (vn_nary_op_lookup_pieces): New function.
8235 (vn_nary_op_lookup): Add new argument.
8236 (vn_nary_op_insert_pieces): New function.
8237 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
8238 (vn_phi_insert): Ditto.
8239 (visit_unary_op): Update for callee changes.
8240 (visit_binary_op): Ditto.
8241 (visit_reference_op_load): Ditto.
8242 (visit_reference_op_store): Ditto.
8243 (init_scc_vn): Init next_value_id, constant_to_value_id and
8245 (free_scc_vn): Free them.
8246 (set_hashtable_value_ids): New function.
8247 (run_scc_vn): Use it.
8248 (get_max_value_id): New function.
8249 (get_next_value_id): Ditto.
8250 (expressions_equal_p): Moved from tree-vn.c
8251 (sort_vuses): Ditto.
8252 (sort_vuses_heap): Ditto.
8253 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
8255 * tree.c (iterative_hash_hashval_t): Made non-static
8256 * tree.h (iterative_hash_hashval_t): Declare it.
8258 2008-07-08 Martin Jambor <mjambor@suse.cz>
8260 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
8261 instead of ipa_create_node_params.
8262 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
8263 ipa_check_create_edge_args, free them with
8264 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
8266 * ipa-prop.c: Include flags.h and tree-inline.h.
8267 (ipa_node_params_vector): New variable.
8268 (ipa_edge_args_vector): New variable.
8269 (edge_removal_hook_holder): New variable.
8270 (node_removal_hook_holder): New variable.
8271 (edge_duplication_hook_holder): New variable.
8272 (node_duplication_hook_holder): New variable.
8273 (ipa_detect_param_modifications): Check for presence of modified flags.
8274 (ipa_compute_jump_functions): Check for presence of jump functions.
8275 (ipa_free_edge_args_substructures): New function.
8276 (ipa_create_node_params): Removed.
8277 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
8278 (ipa_free_node_params_substructures): New function.
8279 (ipa_free_all_node_params): Changed to deallocate the on-the-side
8281 (ipa_edge_removal_hook): New function.
8282 (ipa_node_removal_hook): New function.
8283 (duplicate_array): New function.
8284 (ipa_edge_duplication_hook): New function.
8285 (ipa_node_duplication_hook): New function.
8286 (ipa_register_cgraph_hooks): New function.
8287 (ipa_unregister_cgraph_hooks): New function.
8288 (free_all_ipa_structures_after_ipa_cp): New function.
8290 * ipa-prop.h: Include vec.h.
8291 (ipa_node_params_t): New typedef with vector types for it.
8292 (ipa_edge_args_t): New typedef with vector types for it.
8293 (IPA_NODE_REF): Changed to access an on-the-side vector.
8294 (IPA_EDGE_REF): Changed to access an on-the-side vector.
8295 (ipa_check_create_node_params): New function.
8296 (ipa_check_create_edge_args): New function.
8298 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
8301 2008-07-07 Tom Tromey <tromey@redhat.com>
8303 * configure, config.in: Rebuilt.
8304 * configure.ac: Don't check for scandir or alphasort.
8306 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8308 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
8309 types immediately after creating them.
8311 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8313 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
8315 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
8317 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
8318 dump_constraint_graph.
8319 (dump_constraint_edge): New function.
8320 (dump_constraint_graph): New function.
8321 (debug_constraint_graph): New function.
8322 (dump_constraint): Removed useless comparison.
8323 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
8324 (dump_constraint_graph): Declare.
8325 (debug_constraint_graph): Declare.
8326 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
8328 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
8330 * config/i386/i386.c (is_va_list_char_pointer): New.
8331 (ix86_va_start): Replace compare with ms_va_list_type_node
8332 by is_va_list_char_pointer.
8333 (ix86_gimplify_va_arg): Likewise.
8335 2008-07-07 Martin Jambor <mjambor@suse.cz>
8337 * cgraph.c (cgraph_edge_max_uid): New variable.
8338 (struct cgraph_edge_hook_list): New type.
8339 (struct cgraph_node_hook_list): New type.
8340 (struct cgraph_2edge_hook_list): New type.
8341 (struct cgraph_2node_hook_list): New type.
8342 (first_cgraph_edge_removal_hook): New variable.
8343 (first_cgraph_node_removal_hook): New variable.
8344 (first_cgraph_edge_duplicated_hook): New variable.
8345 (first_cgraph_node_duplicated_hook): New variable.
8346 (cgraph_add_edge_removal_hook): New function.
8347 (cgraph_remove_edge_removal_hook): New function.
8348 (cgraph_call_edge_removal_hooks): New function.
8349 (cgraph_add_node_removal_hook): New function.
8350 (cgraph_remove_node_removal_hook): New function.
8351 (cgraph_call_node_removal_hooks): New function.
8352 (cgraph_add_edge_duplication_hook): New function.
8353 (cgraph_remove_edge_duplication_hook): New function.
8354 (cgraph_call_edge_duplication_hooks): New function.
8355 (cgraph_add_node_duplication_hook): New function.
8356 (cgraph_remove_node_duplication_hook): New function.
8357 (cgraph_call_node_duplication_hooks): New function.
8358 (cgraph_create_edge): Assign to edge uid.
8359 (cgraph_remove_edge): Call edge removal hooks.
8360 (cgraph_node_remove_callees): Call edge removal hooks.
8361 (cgraph_node_remove_callers): Call edge removal hooks.
8362 (cgraph_remove_node): Call node removal hooks.
8363 (cgraph_clone_edge): Call edge duplication hooks.
8364 (cgraph_clone_node): Call node duplication hooks.
8366 * cgraph.h (cgraph_edge): New field uid.
8367 (cgraph_edge_hook): New type.
8368 (cgraph_node_hook): New type.
8369 (cgraph_2edge_hook): New type.
8370 (cgraph_2node_hook): New type.
8372 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
8374 * config.in: Regenerate.
8376 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
8378 * gcc.c (print_sysroot): New.
8379 (option_map, display_help, process_command): Handle the
8380 -print-sysroot option.
8381 (main): Print the sysroot if requested.
8382 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
8384 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8387 * unwind-pe.h (size_of_encoded_value): add attribute unused.
8389 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
8391 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
8392 (assign_parm_setup_block_p): Also check mode of entry_parm.
8394 2008-07-07 Richard Guenther <rguenther@suse.de>
8396 * tree-ssa-structalias.h (set_used_smts): Remove.
8397 * tree-ssa-structalias.c (used_smts): Likewise.
8398 (set_used_smts): Likewise.
8399 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
8400 call to set_used_smts.
8402 2008-07-07 Richard Guenther <rguenther@suse.de>
8404 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
8405 (new_var_info): Set it to false.
8406 (solution_set_add): Correctly handle pointers outside a var and
8408 (type_safe): Treat variables with is_full_var properly.
8409 (do_sd_constraint): Likewise.
8410 (do_ds_constraint): Likewise.
8411 (process_constraint): Remove zeroing offset for !use_field_sensitive.
8412 (get_constraint_for_ptr_offset): New function.
8413 (get_constraint_for_component_ref): For addresses at least include
8414 the last field of the variable. Handle is_full_vars properly.
8415 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
8416 (handle_ptr_arith): Remove.
8417 (find_func_aliases): Simplify assignment handling.
8418 (create_function_info_for): For parameter and result varinfos set
8420 (create_variable_info_for): Set is_full_var flag whenever we
8421 just created a single varinfo for a decl.
8422 (init_alias_vars): Initialize use_field_sensitive from
8423 max-fields-for-field-sensitive parameter.
8425 2008-07-07 Richard Guenther <rguenther@suse.de>
8427 PR tree-optimization/36713
8428 * tree-flow-inline.h (is_call_used): New function.
8429 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
8430 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8431 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
8433 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8435 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
8437 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
8439 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
8441 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8442 Nathan Sidwell <nathan@codesourcery.com>
8444 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
8445 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
8447 * config/m68k/t-linux: New.
8448 * doc/install.texi: Document m68k-*-linux is now multilibbed by
8451 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
8453 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
8454 * config/m68k/m68k-devices.def: Remove multilibs that only differ
8457 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8459 * gcc.c (execute): Fix -Wc++-compat warning.
8461 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
8464 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
8465 constant for little endian.
8467 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
8469 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
8470 mips_base_mips16 instead of TARGET_MIPS16.
8471 (mips_base_mips16): Declare.
8472 * config/mips/mips.c (mips_base_mips16): Make global.
8473 (was_mips16_p): Remove GTY marker.
8474 (was_mips16_pch_p): New variable.
8475 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
8476 (mips_override_options): Force to non-MIPS16 mode initially.
8477 Do not complain about MIPS16 PIC incompatibilities here.
8478 Only allow -mgpopt if -mexplicit-relocs is in force for
8481 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
8483 * configure.ac: Check for caddr_t, define to char * if not defined.
8484 * configure: Regenerate.
8485 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
8486 (mmap_gt_pch_use_address): Likewise.
8487 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
8489 2008-07-06 Richard Guenther <rguenther@suse.de>
8491 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
8492 (new_var_info): Deal with it.
8493 (solution_set_add): Likewise.
8494 (bitpos_of_field): Make signed, fix.
8495 (struct fieldoff): Remove type and decl fields. Make size field
8496 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
8498 (fieldoff_compare): Deal with it.
8499 (push_fields_onto_fieldstack): Remove has_union argument, glob
8500 adjacent non-pointer fields together.
8501 (create_function_info_for): Do not set has_union.
8502 (create_variable_info_for): Simplify.
8504 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
8506 * config.gcc (extra_headers): Add cross-stdarg.h for target
8507 x86_64-*-* and i?86-*-*.
8508 * config/i386/cross-stdarg.h: New.
8509 * builtins.c (std_fn_abi_va_list): New.
8510 (std_canonical_va_list_type): New.
8511 (stabilize_va_list): Replace va_list_type_node use by
8512 mtarget.canonical_va_list_type.
8513 (gimplify_va_arg_expr): Likewise.
8514 (expand_builtin_va_copy): Replace va_list_type_node use by
8515 mtarget.fn_abi_va_list.
8516 * tree-sra.c (is_va_list_type): New helper.
8517 (decl_can_be_decomposed_p): Replace
8518 va_list_type_node use by is_va_list_type.
8519 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
8520 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8521 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
8522 * config/i386/i386-protos.h (ix86_get_valist_type): New.
8523 (ix86_enum_va_list): New.
8524 * config/i386/i386.c (sysv_va_list_type_node): New.
8525 (ms_va_list_type_node): New.
8526 (ix86_function_type_abi): Remove sorry.
8527 (ix86_build_builtin_va_list_abi): New.
8528 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
8530 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
8531 (ix86_init_builtins_va_builtins_abi): New.
8532 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
8534 (ix86_handle_abi_attribute): New.
8535 (attribute_spec): Add sysv_abi and ms_abi.
8536 (ix86_fn_abi_va_list): New.
8537 (ix86_canonical_va_list_type): New.
8538 (ix86_enum_va_list): New.
8539 (TARGET_FN_ABI_VA_LIST): New.
8540 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8541 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
8542 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8543 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8544 (TARGET_ENUM_VA_LIST): New.
8545 * expr.h (std_fn_abi_va_list): New.
8546 (std_canonical_va_list_type): New.
8547 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8548 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8549 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8550 TARGET_CANONICAL_VA_LIST_TYPE.
8551 * target.h (struct gcc_target): Add fn_abi_va_list hook
8552 and canonical_va_list_type hook.
8554 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8556 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8557 integral and pointer types.
8559 2008-07-04 Roger Sayle <roger@eyesopen.com>
8561 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8562 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8564 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8567 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8569 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8571 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8572 build_gimple_modify_stmt.
8573 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8574 gimple operand. Use fold_build* instead of build*.
8576 2008-07-04 Richard Guenther <rguenther@suse.de>
8578 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8579 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8580 properly to compute the reachability set if we do field-sensitive PTA.
8581 * invoke.texi (max-fields-for-field-sensitive): Document default.
8582 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8583 100 for optimize >= 2.
8585 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8587 * ggc-zone.c (lookup_page_table_if_allocated,
8588 set_page_table_entry, zone_find_object_size, alloc_small_page,
8589 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8590 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8591 -Wc++-compat and/or -Wcast-qual warnings.
8593 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8596 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8597 pic_offset_table_rtx to be marked as used here.
8598 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8599 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8600 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8601 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8604 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8606 * alloc-pool.c (hash_descriptor, eq_descriptor,
8607 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8608 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8610 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8611 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8612 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8613 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8616 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8618 * tree-flow.h (loop_only_exit_p): Declare.
8619 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8620 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8621 the number of iterations if it is constant. Otherwise, if this is the
8622 only possible exit of the loop, use the conservative estimate on the
8623 number of iterations of the entire loop if available.
8625 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8627 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8628 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8629 Add synchronization functions.
8630 * config/sync.c: New file.
8631 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8632 (LIBGCC_SYNC_CFLAGS): Likewise.
8634 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8637 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8638 (*pushtf_sse): New insn pattern.
8639 (pushtf splitters): New splitters.
8641 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8644 * predict.c (build_predict_expr): Use void_type_node for the tree
8645 type, instead of NULL_TREE.
8647 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8649 * config/i386/i386.c (contains_aligned_value_p): Return true
8651 (ix86_data_alignment): Align TCmode to 128bits.
8652 (ix86_local_alignment): Likewise.
8654 2008-07-03 Andrew Haley <aph@redhat.com>
8657 * vec.h (VEC_TA): New.
8658 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8659 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8660 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8661 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8662 (C_COMMON_FIXED_TYPES): Remove first arg.
8663 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8664 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8665 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8666 not to use empty macro arguments.
8668 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8670 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8671 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8672 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8673 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8674 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8675 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8676 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8677 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8678 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8679 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8680 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8681 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8682 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8683 config/rs6000/e500crtres64gpr.asm,
8684 config/rs6000/e500crtres64gprctr.asm,
8685 config/rs6000/e500crtrest32gpr.asm,
8686 config/rs6000/e500crtrest64gpr.asm,
8687 config/rs6000/e500crtresx32gpr.asm,
8688 config/rs6000/e500crtresx64gpr.asm,
8689 config/rs6000/e500crtsav32gpr.asm,
8690 config/rs6000/e500crtsav64gpr.asm,
8691 config/rs6000/e500crtsav64gprctr.asm,
8692 config/rs6000/e500crtsavg32gpr.asm,
8693 config/rs6000/e500crtsavg64gpr.asm,
8694 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8695 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8696 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8697 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8698 config/sparc/sol2-cn.asm: Remove .file directives.
8700 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8702 * resource.c (mark_referenced_resources): Look inside
8703 UNSPEC_VOLATILEs and ASM_INPUTs.
8705 2008-07-02 Ian Lance Taylor <iant@google.com>
8707 * rtlanal.c (add_reg_note): New function.
8708 * rtl.h (add_reg_note): Declare.
8709 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8710 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8711 * builtins.c (expand_builtin_longjmp): Likewise.
8712 (expand_builtin_nonlocal_goto): Likewise.
8713 * calls.c (emit_call_1, expand_call): Likewise.
8714 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8715 * cfglayout.c (fixup_reorder_chain): Likewise.
8716 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8717 (commit_one_edge_insertion): Likewise.
8718 * combine.c (move_deaths, distribute_notes): Likewise.
8719 * df-problems.c (df_set_note): Likewise.
8720 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8721 (set_unique_reg_note): Likewise.
8722 (emit_copy_of_insn_after): Likewise.
8723 * expr.c (expand_expr_real): Likewise.
8724 * gcse.c (add_label_notes): Likewise.
8725 * haifa-sched.c (create_check_block_twin): Likewise.
8726 * jump.c (mark_jump_label_1): Likewise.
8727 * loop-doloop.c (add_test, doloop_modify): Likewise.
8728 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8729 * lower-subreg.c (move_eh_region_note): Likewise.
8730 * optabs.c (emit_libcall_block): Likewise.
8731 * predict.c (predict_insn): Likewise.
8732 (combine_predictions_for_insn): Likewise.
8733 * recog.c (peephole2_optimize): Likewise.
8734 * regmove.c (try_auto_increment): Likewise.
8735 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8736 * reload.c (find_reloads): Likewise.
8737 * reload1.c (fixup_eh_region_note): Likewise.
8738 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8739 * reorg.c (delete_prior_computation): Likewise.
8740 (delete_computation, dbr_schedule): Likewise.
8741 * config/pa/pa.c (legitimize_pic_address): Likewise.
8742 * config/sh/sh.c (sh_reorg): Likewise.
8744 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8747 * config/libgcc-glibc.ver: Add %exclude.
8748 * config/m32r/libgcc-glibc.ver: Likwise.
8749 * config/s390/libgcc-glibc.ver: Likwise.
8750 * config/sh/libgcc-glibc.ver: Likwise.
8751 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8753 * config/i386/libgcc-glibc.ver: New.
8755 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8757 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8759 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8760 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8761 i[34567]86-*-linux*, x86_64-*-linux*. Add
8762 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8763 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8764 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8765 i[34567]86-*-linux*, x86_64-*-linux*.
8767 * libgcc-std.ver: Add empty GCC_4.4.0.
8769 * mkmap-symver.awk: Support multiple versions per symbol.
8771 * config/i386/i386.c (ix86_init_builtins): Always define
8772 __builtin_fabsq and __builtin_copysignq with fallbacks.
8773 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8774 and __builtin_copysignq if SSE2 isn't available.
8776 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8777 (LIBGCC2_TF_CEXT): Likwise.
8780 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8782 * config/i386/sfp-machine.h: Moved to libgcc.
8784 * config/i386/sfp-machine.h: New.
8785 * config/i386/t-linux: Likwise.
8787 * config/i386/t-darwin: Remove softfp_wrap_start and
8789 * config/i386/t-darwin64: Likewise.
8791 * config/i386/t-fprules-softfp64: Renamed to ...
8792 * config/i386/t-fprules-softfp: This.
8794 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8795 and softfp_wrap_end.
8797 2008-07-02 Jason Merrill <jason@redhat.com>
8799 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8801 * tree.c (ctor_to_list): New fn.
8802 * tree.h: Declare it.
8803 (CONSTRUCTOR_ELT): New macro.
8804 (CONSTRUCTOR_NELTS): New macro.
8806 2008-07-02 Richard Guenther <rguenther@suse.de>
8808 * tree-ssa-structalias.c (struct variable_info): Reorder
8809 to fill padding on 64bit hosts. Make collapsed_to an int.
8810 (get_varinfo_fc): Deal with that.
8811 (new_var_info): Likewise.
8812 (collapse_rest_of_var): Likewise.
8814 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8816 * doc/install.texi (--enable-java-home): Document.
8817 (--enable-aot-compile-rpm): Likewise.
8818 (--with-arch-directory): Likewise.
8819 (--with-os-directory): Likewise.
8820 (--with-origin-name): Likewise.
8821 (--with-arch-suffix): Likewise.
8822 (--with-jvm-root-dir): Likewise.
8823 (--with-jvm-jar-dir): Likewise.
8824 (--with-python-dir): Likewise.
8826 2008-07-02 Richard Guenther <rguenther@suse.de>
8828 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8829 from decls explicitly. Merge operand checking from tuples.
8831 2008-07-02 Martin Jambor <mjambor@suse.cz>
8833 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8835 2008-07-02 Martin Jambor <mjambor@suse.cz>
8837 * tree-switch-conversion.c: Included timevar.h
8838 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8840 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8842 2008-07-02 Martin Jambor <mjambor@suse.cz>
8844 * tree-switch-conversion.c: Corrected various comments and
8846 (build_constructors): Fixed minor formatting mistakes.
8848 * invoke.texi (Optimize Options): Corrected the
8849 switch-conversion-max-branch-ratio parameter.
8851 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8853 * final.c (asm_insn_count): Return zero for an empty asm body.
8855 2008-07-02 Richard Guenther <rguenther@suse.de>
8857 * bitmap.h (bitmap_set_bit): Return bool.
8858 (bitmap_clear_bit): Likewise.
8859 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8860 write to the bitmap if it would.
8861 (bitmap_clear_bit): Likewise.
8862 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8863 bitmap_set_bit return value.
8864 (add_pred_graph_edge): Likewise.
8865 (add_graph_edge): Likewise.
8866 (do_sd_constraint): Likewise.
8867 (do_ds_constraint): Likewise.
8869 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8871 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8872 Fix -Wc++-compat and/or -Wcast-qual warnings.
8873 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8874 gen_regparm_prefix): Likewise.
8875 * vmsdbgout.c (write_modbeg, lookup_filename,
8876 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8878 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8880 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8881 defaults.h definition apply.
8883 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8885 * function.c (assign_parm_remove_parallels): New.
8886 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8888 (assign_parm_setup_block): Do not handle them.
8889 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8890 assign_parm_remove_parallels.
8892 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8894 * c-typeck.c (convert_for_assignment): Use
8895 vector_targets_convertible_p.
8896 * c-common.c (vector_targets_convertible_p): New.
8897 * c-common.h (vector_targets_convertible_p): New prototype.
8898 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8899 opaque_p_V2SI_type_node.
8901 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8903 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8906 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8908 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8909 TFmode constants via two element DImode vector for hosts with
8910 HOST_BITS_PER_WIDE_INT < 64.
8911 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8912 also for HOST_BITS_PER_WIDE_INT < 64.
8914 2008-07-01 Richard Guenther <rguenther@suse.de>
8916 PR tree-optimization/36666
8917 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8918 (get_constraint_exp_from_ssa_var): Split into ...
8919 (get_constraint_exp_for_temp): ... this ...
8920 (get_constraint_for_ssa_var): ... and that.
8921 Return constraint expressions for all touched sub-fields
8922 if the results address is not taken.
8923 (process_constraint): Remove assertion that aggregate
8924 assignments do not happen at this place.
8925 (get_constraint_for_component_ref): Add address_p argument.
8926 Return constraint expressions for all touched sub-fields
8927 if the results address is not taken.
8928 (do_deref): Use get_constraint_exp_for_temp.
8929 (get_constraint_for_1): Rename from ...
8930 (get_constraint_for): ... this. Add the old function as wrapper.
8931 (do_structure_copy): Use get_constraint_for_1.
8933 2008-07-01 Martin Jambor <mjambor@suse.cz>
8935 * Makefile.in (tree-switch-conversion.o): Add.
8936 (OBJS-common): Add tree-swtch-conversion.o.
8937 * passes.c (init_optimization_passes): Add pass_convert_switch.
8938 * tree-pass.h: (pass_convert_switch): Add.
8939 * tree-switch-conversion.c: New file.
8940 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8941 * common.opt (ftree-cswtch): New option.
8942 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8943 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8944 * opts.c (decode_options): Set flag_tree_switch_conversion when
8945 optimization level is >= 2.
8946 * doc/invoke.texi (Optimize Options): Added description of
8947 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8949 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8951 * config/darwin-driver.c (darwin_default_min_version): Fix
8952 -Wc++-compat warnings.
8954 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8956 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8959 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8961 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8963 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8965 PR rtl-optimization/34744
8966 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8967 (df_scan_free_internal): Free data structures not
8968 allocated in storage pools.
8969 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8970 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8971 df_scan_free_mws_vec.
8972 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8975 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8977 * config/i386/i386.c (contains_aligned_value_p): Return true
8979 (ix86_function_arg_boundary): Return its natural boundary
8981 (return_in_memory_32): Don't check TDmode.
8982 (ix86_split_to_parts): Support splitting into 4 parts and
8983 support TFmode for 32bit target.
8984 (ix86_split_long_move): Support splitting into 4 parts.
8985 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8987 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8988 (ix86_init_builtins): Here.
8989 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8990 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8991 'q' and 'w', respectively.
8993 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8995 (movtf_internal): Likewise.
8996 (<code>tf2): Likewise.
8997 (*absnegtf2_sse): Likewise.
8998 (copysign<mode>3): Likewise.
8999 (copysign<mode>3_const): Likewise.
9000 (copysign<mode>3_var): Likewise.
9001 (define_split UNSPEC_COPYSIGN): Likewise.
9002 * config/i386/sse.md (*nandtf3): Likewise.
9003 (<code>tf3): Likewise.
9004 (*<code>tf3): Likewise.
9006 2008-06-30 Joey Ye <joey.ye@intel.com>
9007 H.J. Lu <hongjiu.lu@intel.com>
9009 * global.c (compute_regsets): Set frame_pointer_needed here.
9010 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
9012 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9014 * doc/install.texi (specific): Expand Windows build notes.
9016 2008-06-30 Ira Rosen <irar@il.ibm.com>
9018 PR tree-optimization/36648
9019 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
9020 number of prolog iterations by step. Fix the comment.
9022 2008-06-30 Richard Guenther <rguenther@suse.de>
9025 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
9026 handle calls from ECF_MALLOC functions.
9027 (handle_pure_call): ECF_MALLOC functions do not return
9029 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
9031 2008-06-29 Andreas Schwab <schwab@suse.de>
9033 * config/m68k/m68k.c (print_operand): Always print a float
9035 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
9036 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
9039 * config/rs6000/x-linux64: Remove never used file.
9041 2008-06-29 Richard Guenther <rguenther@suse.de>
9043 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
9045 (struct alias_info): Move ...
9046 * tree-ssa-alias.c: ... here.
9047 (update_alias_info): Declare.
9048 (compute_may_aliases): Call it.
9049 (update_alias_info): New function.
9050 * tree-ssa-structalias.c (update_alias_info): Move ...
9051 * tree-ssa-alias.c (update_alias_info_1): ... here.
9052 * tree-ssa-structalias.c (process_constraint_1): Remove
9053 unused from_call argument. Rename to ...
9054 (process_constraint): ... this. Delete old wrapper.
9055 (make_constraint_to): Adjust callers.
9056 (handle_const_call): Likewise.
9057 (handle_pure_call): Likewise.
9058 (init_base_vars): Likewise.
9059 (handle_lhs_call): Likewise. Remove unnecessary constraint.
9060 (find_func_aliases): We don't need structure copies for
9062 (make_constraint_from_anything): Remove.
9063 (create_variable_info_for): For globals make constraints
9064 from escaped, not from anything.
9065 (compute_points_to_sets): Do not call update_alias_info.
9066 (ipa_pta_execute): Use make_constraint_from.
9068 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9070 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
9071 (bitmap.o-warn, dominance.o-warn): New.
9072 * configure.ac (cxx_compat_warn): Delete.
9073 (loose_warn): Add -Wcast-qual and -Wc++-compat.
9074 * system.h: Remove #pragma diagnostic for -Wcast-qual and
9076 * configure: Regenerate.
9078 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
9081 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9083 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
9084 * df-scan.c (df_notes_rescan): Likewise.
9085 * ggc-page.c (set_page_table_entry): Likewise.
9086 * intl.c (gcc_gettext_width): Likewise.
9087 * varasm.c (get_unnamed_section, get_noswitch_section,
9088 get_section): Likewise.
9090 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
9092 * regrename.c (build_def_use): Don't copy RTX.
9094 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
9096 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
9097 (Type Attributes): Fix nesting of @table and @subsection. Adjust
9098 punctuation. Use @ref instead of @xref.
9099 (Function Names): Remove stray @display/@end display.
9100 (C++ Attributes): Use @ref instead of @xref.
9101 (Deprecated Features): Fix punctuation around @xref.
9102 (Backwards Compatibility): Likewise.
9103 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
9105 2008-06-28 Joseph Myers <joseph@codesourcery.com>
9107 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
9108 constants for E500 double.
9110 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9112 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
9113 element type of const_vector.
9115 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
9117 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
9118 Remove FLAGS_REG clobber from expander pattern.
9119 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
9120 (anddi3, andsi3, andhi3, andqi3): Ditto.
9121 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
9122 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
9123 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
9124 (ashlsi3, ashlhi3, ashlqi3): Ditto.
9125 (ashrsi3, ashrhi3, ashrqi3): Ditto.
9126 (lshrsi3, lshrhi3, lshrqi3): Ditto.
9127 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
9128 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
9130 2008-06-28 Richard Guenther <rguenther@suse.de>
9132 * tree-ssa-structalias.c (callused_id, var_callused,
9133 callused_tree): Add.
9134 (handle_pure_call): New function.
9135 (find_func_aliases): Call it.
9136 (find_what_p_points_to): Handle the call-used set.
9137 (clobber_what_escaped): Likewise.
9138 (compute_call_used_vars): New function.
9139 (init_base_vars): Init the call-used variable.
9140 (do_sd_constraint): Do not propagate the solution from CALLUSED
9141 but use CALLUSED as a placeholder.
9142 (solve_graph): Likewise.
9143 * tree-flow-inline.h (gimple_call_used_vars): New function.
9144 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
9145 (compute_call_used_vars): Declare.
9146 * tree-ssa-alias.c (set_initial_properties): Call
9147 compute_call_used_vars.
9148 (reset_alias_info): Clear call-used variables.
9149 (add_call_clobber_ops): Assert we are not called for const/pure
9150 functions. Remove handling of them.
9151 (add_call_read_ops): Handle pure functions by adding the
9152 call-used set of variables as VUSEs.
9153 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
9154 (delete_tree_ssa): Free it.
9155 * tree-dfa.c (remove_referenced_var): Clear the var from the
9158 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
9160 * tree.c (build_varargs_function_type_list): New.
9161 (build_function_type_list_1): New.
9162 (build_function_type_list): Use build_function_type_list_1.
9163 * tree.h (build_varargs_function_type_list): New.
9165 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9168 * config/spu/spu.c (spu_builtin_splats): Do not generate
9169 invalid CONST_VECTOR expressions.
9170 (spu_expand_vector_init): Likewise.
9172 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
9174 * optabs.c (libfunc_decls): New variable.
9175 (libfunc_decl_hash, libfunc_decl_eq): New functions.
9176 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
9177 for the same function twice.
9179 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
9181 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
9182 ix86_expand_binary_operator directly.
9183 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
9185 (*ashrti3_1): Ditto.
9186 (*lshrti3_1): Ditto.
9187 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
9188 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
9189 using only one splitter. Conditionaly execute splitter before or
9190 after peephole2 pass.
9191 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
9192 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
9193 Use only one alternative in asm template.
9194 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
9196 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
9197 "J" operand constraint for operand 2.
9198 (*ashldi3_cconly_rex64): Ditto.
9199 (*ashrdi3_cmp_rex64): Ditto.
9200 (*ashrdi3_cconly_rex64): Ditto.
9201 (*lshrdi3_cmp_rex64): Ditto.
9202 (*lshrdi3_cconly_rex64): Ditto.
9203 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
9204 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
9205 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
9208 2008-06-27 Jakub Jelinek <jakub@redhat.com>
9210 * gimplify.c (omp_is_private): Don't return true if decl is not
9211 already private on #pragma omp for or #pragma omp parallel for.
9214 * tree-cfg.c (struct move_stmt_d): Replace block field with
9215 orig_block and new_block fields.
9216 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
9217 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
9218 (move_block_to_fn): Replace vars_map and new_label_map arguments
9219 with struct move_stmt_d pointer.
9220 (replace_block_vars_by_duplicates): New function.
9221 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
9222 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
9223 all subblocks of ORIG_BLOCK to the new function. Call
9224 replace_block_vars_by_duplicates.
9225 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
9226 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
9227 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
9228 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
9229 (expand_omp): Temporarily set input_location to the location of
9230 region's controlling stmt.
9231 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
9232 BIND_EXPR, push ctx->block_vars and gimplification vars into
9233 the BIND_EXPR and its block's BLOCK_VARS instead of directly
9235 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
9236 there are any BLOCK_VARS.
9237 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
9238 OMP_PARALLEL or OMP_TASK stmt.
9239 (lower_omp): Save and restore input_location around the lower_omp_1
9242 2008-06-27 Richard Guenther <rguenther@suse.de>
9244 PR tree-optimization/36400
9245 PR tree-optimization/36373
9246 PR tree-optimization/36344
9247 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
9248 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
9249 (update_alias_info): Remove call clobbering code.
9250 (make_constraint_to): New helper function.
9251 (make_escape_constraint): Likewise.
9252 (handle_rhs_call): Use it on all pointer containing arguments.
9253 Also mark the static chain escaped.
9254 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
9255 instead of ANYTHING.
9256 (make_constraint_from): New helper split out from ...
9257 (make_constraint_from_anything): ... here.
9258 (find_func_aliases): Add constraints for escape sites.
9259 (intra_create_variable_infos): Make constraints from NONLOCAL
9261 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
9263 (clobber_what_p_points_to): Remove.
9264 (clobber_what_escaped): New function.
9265 (init_base_vars): Init NONLOCAL and ESCAPED.
9266 (do_sd_constraint): Do not propagate the solution from ESCAPED
9267 but use ESCAPED as a placeholder.
9268 (solve_graph): Likewise.
9269 * tree-flow.h (clobber_what_p_points_to): Remove.
9270 (clobber_what_escaped): Declare.
9271 * tree-ssa-alias.c (set_initial_properties): Call it.
9272 Remove code clobbering escaped pointers.
9274 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9276 * function.c (allocate_struct_function): Only allocate a unique
9277 funcdef_no if the decl is nonzero.
9279 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9281 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
9282 * config/mips/mips.c (mips_split_const_insns): New function.
9283 * config/mips/mips.md (move_type): New attribute.
9284 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
9285 (dword_mode): New attribute.
9286 (type): Avoid long line. Map "move_type"s to "type"s,
9287 choosing "multi" for doubleword moves if appropriate.
9288 Swap MTC/MFC comments to match their declaration order.
9289 (extended_mips16): Default to "yes" if "move_type" is "sll0",
9290 "type" is "branch" or "jal" is "direct".
9291 (length): Handle "extended_mips16" first. Make the default
9292 "0" for "ghost" instructions. Set the length from "move_type".
9293 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
9294 of "type", with "sll0" for the register alternative. Remove the
9295 "extended_mips16" attribute.
9296 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
9297 of "type", with "shift_shift" for the register alternative.
9298 Remove the "length" attribute.
9299 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
9300 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
9301 of "type", with "andi" for the register alternative.
9302 (*zero_extendqihi2): Likewise.
9303 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
9304 of "andi" instead of a "type" of "arith".
9305 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
9307 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
9308 (mov_<store>r, *mov<mode>_ra): Likewise.
9309 (extendsidi2): Use "move_type" instead of "type", with "move"
9310 for the register alternative.
9311 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
9312 of "type", with "signext" for the register alternative.
9313 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
9314 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
9315 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
9316 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
9317 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
9318 (unnamed branch insn): Likewise.
9319 (*movdi_gp32_fp64): Fold into...
9320 (*movdi_32bit): ...here.
9321 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
9322 (*movdf_hardfloat): ...this new pattern.
9323 (*movdf_softfloat): Remove redundant FPR alternatives.
9324 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
9325 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
9326 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
9327 the "move" attribute.
9328 (*movdi_32bit): Use "move_type" instead of "type" and remove the
9329 "length" attribute. Use "fpload" and "fpstore" instead of "load"
9330 and "store" for COP loads and stores.
9331 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
9332 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
9333 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
9334 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
9335 (*movtf_mips16, *movv2sf): Likewise.
9336 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
9337 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
9338 (mfhc1<mode>): Use "move_type" instead of "move".
9339 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
9340 (loadgp_blockage): Remove the "length" attribute.
9341 (blockage, set_got_version, update_got_version): Likewise.
9342 (call_internal): Remove the "extended_mips16" attribute.
9343 (call_value_internal, call_value_multiple_internal): Likewise.
9344 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
9346 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
9347 the "length" attribute.
9349 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9351 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
9352 -Wcast-qual warnings.
9353 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
9354 handle_pragma_pop_macro): Likewise.
9355 * collect2.c (resolve_lib_name): Likewise.
9356 * config/arc/arc.c (arc_init): Likewise.
9357 * config/arm/arm.c (neon_builtin_compare,
9358 locate_neon_builtin_icode): Likewise.
9359 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
9360 * config/bfin/bfin.c (bfin_init_machine_status,
9361 bfin_optimize_loop): Likewise.
9362 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
9363 * config/cris/cris.c (cris_init_expanders): Likewise.
9364 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
9365 * config/darwin.c (machopic_indirection_eq,
9366 machopic_indirection_name, machopic_output_indirection): Likewise.
9367 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
9368 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
9369 frv_optimize_membar): Likewise.
9370 * config/i386/cygwin.h (mingw_scan,
9371 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
9372 * config/i386/cygwin1.c (mingw_scan): Likewise.
9373 * config/i386/i386.c (machopic_output_stub): Likewise.
9374 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
9375 i386_pe_unique_section): Likewise.
9376 * config/ia64/ia64.c (ia64_init_machine_status,
9377 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
9379 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
9380 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
9381 * config/m68k/m68k.c (m68k_handle_option,
9382 m68k_sched_md_init_global): Likewise.
9383 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
9384 mcore_unique_section): Likewise.
9385 * config/mips/mips.c (mips_block_move_straight,
9386 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
9388 * config/mmix/mmix.c (mmix_init_machine_status,
9389 mmix_encode_section_info): Likewise.
9390 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
9391 * config/rs6000/rs6000.c (rs6000_init_machine_status,
9392 print_operand_address, output_toc, redefine_groups,
9393 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
9394 * config/s390/s390.c (s390_init_machine_status): Likewise.
9395 * config/score/score.c (score_block_move_straight,
9396 score_block_move_loop_body): Likewise.
9397 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
9398 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
9399 * emit-rtl.c (find_auto_inc): Likewise.
9400 * gcc.c (translate_options, process_command): Likewise.
9401 * reorg.c (dbr_schedule): Likewise.
9402 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
9403 * xcoffout.c (xcoffout_declare_function): Likewise.
9405 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
9407 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
9408 ipa-pta working again.
9410 2008-06-27 David Edelsohn <edelsohn@gnu.org>
9412 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
9415 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
9417 * config.gcc (powerpc*-*-*): Add new core e500mc.
9418 * config/rs6000/e500mc.md: New file.
9419 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9421 (rs6000_override_options): Add e500mc case to
9422 processor_target_table. Altivec and Spe options not allowed
9423 with e500mc. Add isel instruction to e500mc by
9424 default. Initialize rs6000_cost for e500mc.
9425 (rs6000_issue_rate): Set issue rate for e500mc.
9426 * config/rs6000/rs6000.h (processor_type): Add
9427 PROCESSOR_PPCE500MC.
9428 (ASM_CPU_SPEC): Add e500mc.
9429 Set TARGET_ISEL to rs6000_isel.
9430 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
9431 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
9432 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
9434 * doc/invoke.texi: Add e500mc to list of cpus.
9436 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9439 * c-lex.c (lex_charconst): Initialize unsignedp.
9441 2008-06-27 Olivier Hainque <hainque@adacore.com>
9443 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
9444 documented assumptions.
9446 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
9448 * dwarf2out.c: Remove trailing white spaces. Break long line
9451 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
9453 * libfuncs.h (LTI_synchronize): New libfunc_index.
9454 (synchronize_libfunc): Declare.
9455 * builtins.c (expand_builtin_synchronize): Consider using
9456 synchronize_libfunc before falling back on an asm blockage.
9457 * config/mips/mips.c: Include libfuncs.h
9458 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
9460 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
9462 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
9463 parameter. Copy stack_reg to r11 where appropriate.
9464 (no_global_regs_above): Add gpr parameter.
9465 (rs6000_stack_info): Only add padding for SPE save area if we
9466 are saving SPE GPRs and CR.
9467 (saveres_routine_syms): New variable.
9468 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
9470 (rs6000_savres_routine_sym): New function.
9471 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
9473 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
9474 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
9475 Tweak FPR out-of-line saving.
9476 (rs6000_make_savres_rtx): New function.
9477 (rs6000_use_multiple_p): New function.
9478 (rs6000_savres_strategy): New function.
9479 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
9480 out-of-line if appropriate.
9481 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
9482 if we are optimizing for size.
9483 (GP_SAVE_INLINE): Define.
9484 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
9485 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
9486 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
9487 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
9488 (*save_fpregs_<mode>): Add use of r11.
9489 (*restore_gpregs_<mode>): New insn.
9490 (*return_and_restore_gpregs_<mode>): New insn.
9491 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
9493 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
9494 (*restore_gpregs_spe): New insn.
9495 (*return_and_restore_gpregs_spe): New insn.
9496 * config/rs6000/predicates.md (save_world_operation): Fix check.
9498 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9500 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
9501 this point, so assert that.
9503 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9505 * cfganal.c: Include vec.h and vecprim.h.
9506 (compute_idf): Import from...
9507 * tree-into-ssa (compute_idf): ...here.
9508 * basic-block.h (compute_idf): Export.
9510 2008-06-26 Joseph Myers <joseph@codesourcery.com>
9512 * c-decl.c (merge_decls): Use !current_function_decl to check for
9513 extern declaration of C99 inline function being at file scope.
9515 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
9517 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
9519 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9521 * alias.c (record_alias_subset, init_alias_analysis): Fix
9522 -Wc++-compat and/or -Wcast-qual warnings.
9523 * attribs.c (lookup_attribute_spec): Likewise.
9524 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
9525 copy_bb, connect_traces,
9526 find_rarely_executed_basic_blocks_and_cr): Likewise.
9527 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
9528 note_btr_set, migrate_btr_defs): Likewise.
9529 * builtins.c (result_vector, expand_builtin_memcpy,
9530 expand_builtin_mempcpy_args, expand_builtin_strncpy,
9531 builtin_memset_read_str, expand_builtin_printf,
9532 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
9534 * caller-save.c (mark_set_regs): Likewise.
9535 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9536 * cgraph.c (cgraph_edge): Likewise.
9537 * combine.c (likely_spilled_retval_1): Likewise.
9538 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
9539 htab_counts_entry_del, get_coverage_counts): Likewise.
9540 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
9541 new_cselib_val): Likewise.
9542 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9543 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9545 * df-core.c (df_compact_blocks): Likewise.
9546 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9547 * df-scan.c (df_grow_reg_info, df_ref_create,
9548 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9549 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9550 df_record_entry_block_defs, df_record_exit_block_uses,
9551 df_bb_verify): Likewise.
9552 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9553 DF_REF_EXTRACT_MODE_CONST): New.
9554 * dominance.c (get_immediate_dominator, get_dominated_by,
9555 nearest_common_dominator, root_of_dom_tree,
9556 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9557 -Wc++-compat and/or -Wcast-qual warnings.
9558 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9559 record_store, replace_read, check_mem_read_rtx, scan_insn,
9560 dse_step1, dse_record_singleton_alias_set): Likewise.
9561 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9563 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9565 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9566 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9567 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9568 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9569 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9570 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9571 file_name_acquire, output_file_names, add_const_value_attribute,
9572 premark_used_types_helper, file_table_eq, file_table_hash,
9573 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9574 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9575 -Wcast-qual warnings.
9576 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9577 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9578 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9579 gen_reg_rtx, start_sequence, init_emit): Likewise.
9580 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9581 * except.c (init_eh_for_function, gen_eh_region,
9582 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9583 arh_to_landing_pad, arh_to_label, add_action_record,
9584 add_call_site, switch_to_exception_section): Likewise.
9585 * expmed.c (synth_mult): Likewise.
9586 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9587 store_expr): Likewise.
9588 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9590 * function.c (assign_stack_temp_for_type,
9591 allocate_struct_function, match_asm_constraints_1): Likewise.
9592 * gcov-io.c (gcov_allocate): Likewise.
9593 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9594 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9595 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9596 record_one_set, insert_expr_in_table, insert_set_in_table,
9597 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9598 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9599 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9600 -Wcast-qual warnings.
9602 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9604 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9605 -Wcast-qual warnings.
9606 * gcc.c (process_command): Likewise.
9607 * genattrtab.c (oballoc): Use XOBNEW.
9608 (oballocvec): Define.
9609 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9610 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9611 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9612 -Wc++-compat and/or -Wcast-qual warnings.
9613 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9614 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9615 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9616 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9617 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9618 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9619 add_excls, process_presence_absence_names,
9620 process_presence_absence_patterns, add_presence_absence,
9621 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9622 get_free_state, add_arc, get_free_automata_list_el,
9623 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9624 transform_3, cache_presence, create_ainsns, create_automata,
9625 create_state_ainsn_table, dfa_insn_code_enlarge,
9626 output_trans_func, output_min_issue_delay_func,
9627 output_dead_lock_func, output_reset_func,
9628 output_get_cpu_unit_code_func, output_dfa_start_func,
9629 expand_automata): Likewise.
9630 * genextract.c (gen_insn): Likewise.
9631 * gengtype-lex.l: Likewise.
9632 * gengtype.c (read_input_list, adjust_field_type,
9633 process_gc_options): Likewise.
9634 * genoutput.c (note_constraint): Likewise.
9635 * genpreds.c (mangle, add_constraint): Likewise.
9636 * genrecog.c (process_define_predicate, new_decision,
9637 add_to_sequence): Likewise.
9638 * gensupport.c (record_insn_name): Likewise.
9640 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9642 * config/i386/driver-i386.c (detect_caches_amd,
9643 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9644 and/or -Wcast-qual warnings.
9645 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9646 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9647 gt_pch_save): Likewise.
9648 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9649 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9650 * global.c (compute_regsets): Likewise.
9651 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9652 finish_graph_dump_file): Likewise.
9653 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9654 unlink_bb_notes): Likewise.
9655 * integrate.c (get_hard_reg_initial_val): Likewise.
9656 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9657 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9658 * local-alloc.c (update_equiv_regs): Likewise.
9659 * loop-invariant.c (check_invariant_table_size,
9660 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9662 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9663 altered_reg_used, mark_altered): Likewise.
9664 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9665 insert_var_expansion_initialization,
9666 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9667 release_var_copies): Likewise.
9668 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9669 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9670 analyze_accesses_for_phi_node, check_var_notmodified_p,
9671 check_allocation_function, find_sites_in_func,
9672 record_all_accesses_in_func, transform_access_sites,
9673 transform_allocation_sites): Likewise.
9674 * omp-low.c (new_omp_region, create_omp_child_function_name,
9675 check_omp_nesting_restrictions, check_combined_parallel,
9676 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9677 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9678 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9679 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9681 * opts-common.c (prune_options): Likewise.
9682 * opts.c (add_input_filename, print_filtered_help,
9683 get_option_state): Likewise.
9684 * params.c (add_params): Likewise.
9685 * passes.c (set_pass_for_id, next_pass_1,
9686 do_per_function_toporder, pass_fini_dump_file): Likewise.
9687 * postreload.c (reload_cse_simplify_operands): Likewise.
9688 * predict.c (tree_predicted_by_p, tree_predict_edge,
9689 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9691 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9693 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9695 * recog.c (check_asm_operands, validate_change_1): Likewise.
9696 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9697 subst_asm_stack_regs): Likewise.
9698 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9699 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9700 * regmove.c (reg_is_remote_constant_p): Likewise.
9701 * regrename.c (regrename_optimize, scan_rtx_reg,
9702 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9704 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9705 regstat_compute_calls_crossed): Likewise.
9706 * reload1.c (init_reload, new_insn_chain,
9707 has_nonexceptional_receiver, reload, copy_reloads,
9708 calculate_needs_all_insns, init_elim_table): Likewise.
9709 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9710 * rtl.c (shallow_copy_rtx_stat): Likewise.
9711 * rtlanal.c (parms_set): Likewise.
9712 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9713 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9714 * sched-ebb.c (earliest_block_with_similiar_load,
9715 add_deps_for_risky_insns): Likewise.
9716 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9717 schedule_region): Likewise.
9718 * see.c (eq_descriptor_pre_extension,
9719 hash_descriptor_pre_extension, hash_del_pre_extension,
9720 eq_descriptor_properties, hash_descriptor_properties,
9721 hash_del_properties, see_seek_pre_extension_expr,
9722 see_initialize_data_structures, see_print_register_properties,
9723 see_print_pre_extension_expr, see_delete_merged_def_extension,
9724 see_delete_unmerged_def_extension, see_emit_use_extension,
9725 see_pre_delete_extension, see_map_extension, see_commit_changes,
9726 see_analyze_merged_def_local_prop,
9727 see_analyze_merged_def_local_prop,
9728 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9729 see_set_prop_merged_def, see_set_prop_unmerged_def,
9730 see_set_prop_unmerged_use, see_print_one_extension,
9731 see_merge_one_use_extension, see_merge_one_def_extension,
9732 see_store_reference_and_extension, see_update_uses_relevancy,
9733 see_update_defs_relevancy): Likewise.
9734 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9735 hash_statistics_free, curr_statistics_hash): Likewise.
9736 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9737 expand_asm_operands, expand_return, case_bit_test_cmp,
9738 expand_case): Likewise.
9739 * stor-layout.c (start_record_layout): Likewise.
9740 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9741 gt_pch_save_stringpool): Likewise.
9742 * tree-data-ref.c (hash_stmt_vertex_info,
9743 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9744 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9746 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9749 * config/i386/i386.md : Change constraints of HImode and QImode
9750 immediate operands from "i" to "n". Change SImode "ni" constraint to
9751 "i" and SImode "rmi" constraint to "g". Remove all constraints
9752 from const0_operand and const1_operand predicated operands.
9753 (i): Change QImode and HImode attribute from "i" to "n".
9754 (*subqi_2): Change HImode operands to QImode.
9757 2008-06-25 Olivier Hainque <hainque@adacore.com>
9759 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9762 2008-06-25 Richard Guenther <rguenther@suse.de>
9764 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9765 not overflow the result type.
9767 2008-06-25 Richard Guenther <rguenther@suse.de>
9769 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9770 (vn_lookup): Likewise.
9772 2008-06-25 Richard Guenther <rguenther@suse.de>
9774 PR tree-optimization/35518
9775 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9776 * tree-sra.c (instantiate_element): Use fold_build3 to build
9778 (try_instantiate_multiple_fields): Likewise.
9780 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9782 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9785 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9787 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9788 use_backchain_to_restore_sp to true
9789 if the offset of the link register save area would go over the 32k - 1
9790 offset limit of the load
9793 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9795 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9796 anchor for the type-punning blurb. Cross-reference "Structures
9797 unions enumerations and bit-fields implementation". Provide a
9798 cast-through-pointer example. Make final sentence self-contained.
9799 * doc/implement-c.texi (Structures unions enumerations and
9800 bit-fields implementation): Cross-reference the type-punning blurb
9801 in the -fstrict-aliasing documentation.
9803 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9806 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9807 the memory instead of the memory itself for the save area.
9809 2008-06-24 Olivier Hainque <hainque@adacore.com>
9810 Nicolas Roche <roche@adacore.com>
9812 * gengtype.c (srcdir_len): size_t instead of int.
9813 (get_file_realbasename): New function. For F a filename, the real
9814 basename of F, with all the path components stripped.
9815 (get_file_srcdir_relative_path): New function. For F a filename, the
9816 relative path to F from $(srcdir).
9817 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9818 get_file_realbasename. Adjust the head comment.
9819 (get_prefix_langdir_index): New function. For F a filename, return the
9820 lang_dir_names[] relative index of the language directory that is
9822 (get_file_langdir): For F a filename, return the name of the language
9823 directory where F is located.
9824 (get_file_gtfilename): New function. The gt- output file name for an
9826 (get_output_file_with_visibility): Replace in-line computations with
9827 uses of get_file_gtfilename and get_prefix_langdir_index.
9828 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9830 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9832 PR tree-optimization/36504
9833 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9834 references without base address.
9836 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9839 * calls.c (expand_call): Increase alignment for recursive functions.
9841 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9843 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9844 (TARGET_FUNCTION_VALUE): New define.
9845 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9846 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9848 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9850 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9851 (fmod<mode>3): Ditto.
9852 (remainderxf3): Ditto.
9853 (remainder<mode>3): Ditto.
9855 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9858 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9859 REG is a hard register.
9861 PR tree-optimization/36508
9862 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9863 499, don't check it at all in release compilers.
9865 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9867 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9868 together with SSE_TARGET_MATH to disable insn pattern.
9869 (*fop_<MODEF:mode>_2_i387): Ditto.
9870 (*fop_<MODEF:mode>_3_i387): Ditto.
9872 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9874 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9876 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9879 * gimplify.c (gimplify_asm_expr): Check the return code of
9880 parse_output_constraint call, set function return and is_inout
9883 2008-06-22 Ian Lance Taylor <iant@google.com>
9885 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9886 (narrowest_signed_type): Likewise.
9887 * c-typeck.c (c_common_type): Change local variable mclass to enum
9889 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9890 tcc_comparison, not the tree code itself.
9891 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9892 (c_expand_expr): Cast modifier to enum expand_modifier.
9893 * c-common.h (C_RID_CODE): Add casts.
9894 (C_SET_RID_CODE): Define.
9895 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9896 (c_lex_one_token): Add cast to avoid warning.
9897 (c_parser_objc_type_name): Rename local typename to type_name.
9898 (check_no_duplicate_clause): Change code parameter to enum
9900 (c_parser_omp_var_list_parens): Change kind parameter to enum
9902 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9903 c_parser_omp_list_var_parens.
9904 (c_parser_omp_threadprivate): Likewise.
9905 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9906 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9907 * c-format.c (NO_FMT): Define.
9908 (printf_length_specs): Use NO_FMT.
9909 (asm_fprintf_length_specs): Likewise.
9910 (gcc_diag_length_specs): Likewise.
9911 (scanf_length_specs): Likewise.
9912 (strfmon_length_specs): Likewise.
9913 (gcc_gfc_length_specs): Likewise.
9914 (printf_flag_specs): Change 0 to STD_C89.
9915 (asm_fprintf_flag_specs): Likewise.
9916 (gcc_diag_flag_specs): Likewise.
9917 (gcc_cxxdiag_flag_specs): Likewise.
9918 (scanf_flag_specs): Likewise.
9919 (strftime_flag_specs): Likewise.
9920 (strfmon_flag_specs): Likewise.
9921 (print_char_table): Likewise.
9922 (asm_fprintf_char_table): Likewise.
9923 (gcc_diag_char_table): Likewise.
9924 (gcc_tdiag_char_table): Likewise.
9925 (gcc_cdiag_char_table): Likewise.
9926 (gcc_cxxdiag_char_table): Likewise.
9927 (gcc_gfc_char_table): Likewise.
9928 (scan_char_table): Likewise.
9929 (time_char_table): Likewis.
9930 (monetary_char_table): Likewise.
9931 * c-format.h (BADLEN): Likewise.
9933 2008-06-21 Ian Lance Taylor <iant@google.com>
9935 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9936 Define END_OF_BASE_TREE_CODES around inclusion.
9937 * tree.c (tree_code_type): New global array.
9938 (tree_code_length, tree_code_name): Likewise.
9939 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9941 (all-tree.def, s-alltree): New targets.
9942 (gencheck.h, s-gencheck): Remove.
9943 (tree.o): Depend upon all-tree.def.
9944 (build/gencheck.o): Remove gencheck.h dependency.
9945 (mostlyclean): Don't remove gencheck.h.
9946 * c-common.h (enum c_tree_code): Remove.
9947 * c-lang.c (tree_code_type): Remove.
9948 (tree_code_length, tree_code_name): Remove.
9949 * gencheck.c (tree_codes): Include all-tree.def, rather than
9950 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9952 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9954 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9955 (operator_name_info): Size to MAX_TREE_CODES.
9956 (assignment_operator_name_info): Likewise.
9957 * cp/cp-lang.c (tree_code_type): Remove.
9958 (tree_code_length, tree_code_name): Remove.
9959 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9960 (assignment_operator_name_info): Likewise.
9961 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9963 * cp/mangle.c (write_expression): Likewise.
9964 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9965 * fortran/f95-lang.c (tree_code_type): Remove.
9966 (tree_code_length, tree_code_name): Remove.
9967 * java/java-tree.h (enum java_tree_code): Remove.
9968 * java/lang.c (tree_code_type): Remove.
9969 (tree_code_length, tree_code_name): Remove.
9970 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9971 * objc/objc-act.h (enum objc_tree_code): Remove.
9972 * objc/objc-lang.c (tree_code_type): Remove.
9973 (tree_code_length, tree_code_name): Remove.
9974 * objcp/objcp-lang.c (tree_code_type): Remove.
9975 (tree_code_length, tree_code_name): Remove.
9976 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9977 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9978 * ada/misc.c (tree_code_type): Remove.
9979 (tree_code_length, tree_code_name): Remove.
9981 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9983 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9984 the grand_bitmap_obstack.
9986 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9988 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9989 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9990 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9991 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9992 move_stmt_r, new_label_mapper): Likewise.
9993 * tree-complex.c (cvc_lookup): Likewise.
9994 * tree-dfa.c (create_function_ann): Likewise.
9995 * tree-dump.c (dump_register): Likewise.
9996 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9997 find_phi_replacement_condition): Likewise.
9998 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9999 tree_function_versioning): Likewise.
10000 * tree-into-ssa.c (cmp_dfsnum): Likewise.
10001 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
10002 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
10003 get_nonlocal_debug_decl, convert_nonlocal_reference,
10004 convert_nonlocal_omp_clauses, get_local_debug_decl,
10005 convert_local_reference, convert_local_omp_clauses,
10006 convert_nl_goto_reference, convert_nl_goto_receiver,
10007 convert_tramp_reference, convert_call_expr): Likewise.
10008 * tree-outof-ssa.c (contains_tree_r): Likewise.
10009 * tree-parloops.c (reduction_phi, initialize_reductions,
10010 eliminate_local_variables_1, add_field_for_reduction,
10011 add_field_for_name, create_phi_for_local_result,
10012 create_call_for_reduction_1, create_loads_for_reductions,
10013 create_stores_for_reduction, create_loads_and_stores_for_name):
10015 * tree-phinodes.c (allocate_phi_node): Likewise.
10016 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
10017 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
10018 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
10019 * tree-ssa-coalesce.c (compare_pairs): Likewise.
10020 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
10021 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
10022 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
10023 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
10024 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
10025 vn_nary_op_insert): Likewise.
10026 * tree-ssa.c (redirect_edge_var_map_add,
10027 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
10028 * tree-vectorizer.c (vectorize_loops): Likewise.
10029 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
10030 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
10031 tree_cons_stat, build1_stat, build_variant_type_copy,
10032 decl_init_priority_lookup, decl_fini_priority_lookup,
10033 decl_priority_info, decl_restrict_base_lookup,
10034 decl_restrict_base_insert, decl_debug_expr_lookup,
10035 decl_debug_expr_insert, decl_value_expr_lookup,
10036 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
10037 type_hash_add, get_file_function_name, tree_check_failed,
10038 tree_not_check_failed, tree_range_check_failed,
10039 omp_clause_range_check_failed, build_omp_clause,
10040 build_vl_exp_stat): Likewise.
10041 * value-prof.c (gimple_histogram_value,
10042 gimple_duplicate_stmt_histograms): Likewise.
10043 * var-tracking.c (attrs_list_insert, attrs_list_copy,
10044 unshare_variable, variable_union_info_cmp_pos, variable_union,
10045 dataflow_set_different_1, dataflow_set_different_2,
10046 vt_find_locations, variable_was_changed, set_variable_part,
10047 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
10048 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
10049 section_entry_hash, object_block_entry_eq,
10050 object_block_entry_hash, create_block_symbol,
10051 initialize_cold_section_name, default_function_rodata_section,
10052 strip_reg_name, set_user_assembler_name, const_desc_eq,
10053 build_constant_desc, output_constant_def, lookup_constant_def,
10054 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
10055 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
10056 default_internal_label): Likewise.
10057 * varray.c (varray_init, varray_grow): Likewise.
10058 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
10060 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
10062 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
10063 operators for "test" insn. Macroize insn using SWI mode macro.
10064 (*jcc_fused_2): Ditto.
10065 (*jcc_fused_3): Macroize insn using SWI mode macro.
10066 (*jcc_fused_4): Ditto.
10068 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
10070 * tree-ssa-pre.c: Fix typo in comment.
10071 (init_antic, fini_antic): Add explicit funtions for
10072 initializing and deinitializing ANTIC and AVAIL sets.
10073 (create_expression_by_pieces): Fix typo in comment.
10074 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
10075 (execute_pre): Eventually dump details about ANTIC_IN.
10077 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10079 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
10080 * gcc.c (translate_options, init_spec, store_arg, read_specs,
10081 add_to_obstack, file_at_path, find_a_file, execute,
10082 add_preprocessor_option, add_assembler_option, add_linker_option,
10083 process_command, insert_wrapper, do_option_spec, do_self_spec,
10084 spec_path, do_spec_1, is_directory, main, used_arg,
10085 getenv_spec_function): Likewise.
10086 * tlink.c (symbol_hash_lookup, file_hash_lookup,
10087 demangled_hash_lookup, symbol_push, file_push, frob_extension):
10090 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10092 * doc/rtl.texi: Updated subreg section.
10094 2008-06-19 Jakub Jelinek <jakub@redhat.com>
10097 * cgraphunit.c (cgraph_process_new_functions): Don't clear
10098 node->needed and node->reachable.
10099 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
10100 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
10101 (expand_task_call): Don't call expand_task_copyfn.
10102 (expand_task_copyfn): Renamed to...
10103 (finalize_task_copyfn): ... this.
10105 2008-06-19 Jan Hubicka <jh@suse.cz>
10107 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
10108 clobbering framepointer.
10110 2008-06-19 Jan Hubicka <jh@suse.cz>
10112 * tree-optimize.c (execute_early_local_optimizations): Set
10113 cgraph_state only at first invocation.
10115 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10117 * system.h (-Wc++-compat): Activate as a warning, no an error.
10119 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10121 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
10122 instead of "#" in insn asm template.
10123 (*jcc_fused_2): Ditto.
10125 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10127 * config/i386/i386.h (ix86_tune_indices)
10128 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
10129 (TARGET_FUSE_CMP_AND_BRANCH): New define.
10130 * config/i386/i386.md (*jcc_fused_1): New insn pattern
10131 (*jcc_fused_2): Ditto.
10132 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
10133 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
10134 (print operand): Handle 'E' and 'e' code.
10136 2008-06-19 Anatoly Sokolov <aesok@post.ru>
10138 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
10139 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10140 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10142 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
10144 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
10146 (cgraph_expand_function): Use local copy of decl.
10147 (cgraph_expand_all_functions): Remove redundant initialization of
10149 (cgraph_optimize): Reword internal_error message.
10151 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
10153 * arm-protos.h (arm_return_in_memory): Remove public
10154 arm_return_in_memory() prototype.
10155 * arm.c (arm_return_in_memory): Add static prototype, add target
10156 hook macro, change definition and comments.
10157 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
10159 2008-06-19 Ben Elliston <bje@au.ibm.com>
10161 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
10162 real.c: Remove references to IEEE 754R.
10163 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
10164 * doc/libgcc.texi (Decimal float library routines): Likewise.
10166 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10168 * targhooks.h (struct gcc_target): New member unwind_word_mode.
10169 (default_unwind_word_mode): Add prototype.
10170 * targhooks.c (default_unwind_word_mode): New function.
10171 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
10172 instead of word_mode.
10173 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
10174 (TARGET_INITIALIZER): Use it.
10176 * c-common.c (handle_mode_attribute): Support "unwind_word"
10178 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
10180 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
10181 word_mode to access SjLj_Function_Context member "data".
10182 (sjlj_emit_dispatch_table): Likewise. Also, perform type
10183 conversion from targetm.eh_return_filter_mode () to
10184 targetm.unwind_word_mode () if they differ.
10186 * builtin-types.def (BT_UNWINDWORD): New primitive type.
10187 (BT_FN_UNWINDWORD_PTR): New function type.
10188 (BT_FN_WORD_PTR): Remove.
10189 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
10190 * except.c (expand_builtin_extend_pointer): Convert pointer to
10191 targetm.unwind_word_mode () instead of word_mode.
10193 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
10194 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
10195 (spu_unwind_word_mode): New function.
10196 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
10197 (TARGET_UNWIND_WORD_MODE): Define.
10198 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
10200 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10202 * config/spu/spu.c (reg_align): Remove.
10203 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
10204 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
10205 (spu_split_store): Likewise.
10207 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
10209 * gcc/tree-vn.c: Fix typo in comment.
10211 2008-06-18 Jan Hubicka <jh@suse.cz>
10213 * cgraphunit.c (cgraph_optimize): Output debug info when doing
10214 toplevel reorder too.
10216 2008-06-18 Jan Hubicka <jh@suse.cz>
10218 * c-opts.c (c_common_post_options): PCH is not compatible with
10220 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
10221 -fno-toplevel-reorder by default now.
10223 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10225 PR documentation/30739
10226 * doc/install.texi (Prerequisites): Document dependency on awk.
10228 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
10229 Ian Lance Taylor <iant@google.com>
10231 PR rtl-optimization/35604
10232 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
10233 only want to change jump destinations, not eventual label comparisons.
10235 2008-06-16 Jan Hubicka <jh@suse.cz>
10237 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
10239 (cgraph_analyze_function): Likewise.
10241 2008-06-16 Jan Hubicka <jh@suse.cz>
10243 * cgraph.h (cgraph_mark_if_needed): New function.
10244 * cgraphunit.c (cgraph_mark_if_needed): New function.
10245 * c-decl.c (duplicate_decl): Use it.
10247 2008-06-16 Jan Hubicka <jh@suse.cz>
10249 * cgraph.c (cgraph_add_new_function): When in expansion state, do
10252 2008-06-16 Jan Hubicka <jh@suse.cz>
10254 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
10256 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
10257 Kazu Hirata <kazu@codesourcery.com>
10258 Maxim Kuvyrkov <maxim@codesourcery.com
10260 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
10261 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
10262 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
10263 EXTRA_SPEC_FUNCTIONS.
10264 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
10265 (DRIVER_SELF_SPECS): Adjust.
10266 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
10267 * config/mips/st.h, config/mips/t-st: New.
10268 * config/mips/driver-native.c, config/mips/x-native: New.
10269 * doc/invoke.texi (MIPS): Document 'native' value for -march and
10272 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10274 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
10276 (ISA_HAS_FP_CONDMOVE): New macro.
10277 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
10278 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
10279 (ISA_HAS_NMADD3_NMSUB3): New macro.
10280 * config/mips/mips.c (mips_rtx_costs): Update.
10281 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
10282 compiling for ST Loongson 2E/2F.
10283 (madd<mode>): Rename to madd4<mode>. Update.
10284 (madd3<mode>): New pattern.
10285 (msub<mode>): Rename to msub4<mode>. Update.
10286 (msub3<mode>): New pattern.
10287 (nmadd<mode>): Rename to nmadd4<mode>. Update.
10288 (nmadd3<mode>): New pattern.
10289 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
10290 (nmadd3<mode>_fastmath): New pattern.
10291 (nmsub<mode>): Rename to nmsub4<mode>. Update.
10292 (nmsub3<mode>): New pattern.
10293 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
10294 (nmsub3<mode>_fastmath): New pattern.
10295 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
10297 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
10299 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
10300 (DF_REF_INSN_INFO): New.
10301 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
10302 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
10303 with a NULL DF_REF_INSN_INFO.
10304 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
10306 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
10307 DF_INSN_INFO_EQ_USES): New.
10308 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
10309 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
10310 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
10311 * df-core.c: Update comment for above changes.
10312 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
10313 DF_INSN_UID_* macros.
10314 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
10315 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
10316 insn rtx. Update all callers.
10317 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
10318 df_ref_create_structure, df_insn_refs_collect): Likewise.
10319 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
10320 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
10321 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
10322 macros to access the insn refs.
10323 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
10324 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
10325 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
10326 for accessing the refs.
10327 (try_fwprop_subst): Likewise.
10328 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
10329 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
10330 for accessing the refs.
10331 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
10332 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
10333 to look at the insn refs.
10334 (record_uses): Likewise.
10335 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
10337 (mark_artificial_uses): Don't mark_insn for artificial refs.
10338 (mark_reg_rependencies): Likewise.
10340 * doc/rtl.texi: Remove documentation of ADDRESSOF.
10342 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10344 * configure: Regenerate.
10346 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10348 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
10349 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10350 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10352 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10354 * config/avr/avr.c (avr_mcu_t): Add attiny167.
10355 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10356 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10358 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10360 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
10361 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10362 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10364 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10366 * tree-ssa-sccvn.c: Fix format of comments.
10368 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10370 * cgraph.c: Remove unneeded forward declarations of eq_node()
10373 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
10375 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
10377 (see_update_relevancy): Likewise.
10378 * fwprop.c (try_fwprop_subst): Likewise.
10379 * rtlanal.c (noop_move_p): Likewise.
10380 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
10381 notes to non-existing libcall blocks.
10382 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
10384 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
10385 (dead_libcall_p): Remove.
10386 (delete_trivially_dead_insns): Don't use it.
10387 * web.c (union_defs): Remove comment about keeping nops.
10388 * gcse.c (hash_scan_insn): Don't take libcall pointers.
10389 (compute_hash_table_work): Don't track libcall notes.
10390 (do_local_cprop): Don't take libcall pointers. Don't update
10392 (adjust_libcall_notes): Deleted.
10393 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
10394 ever have existed in the first place).
10395 (replace_store_insn): Don't try to remove libcall notes.
10396 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
10397 (resolve_reg_notes): Don't call them.
10398 (resolve_simple_move): Likewise.
10399 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
10400 Don't remove REG_RETVAL notes.
10401 * emit-rtl.c (try_split): Don't update libcall notes.
10402 (emit_copy_of_insn_after): Dito.
10403 * cselib.c (cselib_current_insn_in_libcall): Remove.
10404 (cselib_process_insn): Don't set/clear it.
10405 (new_elt_loc_list): Don't record it.
10406 (cselib_init): Don't initialize it.
10407 * cselib.c (struct elt_loc_list): Remove in_libcall field.
10408 * loop-invariant.c (find_invariant_insn): Don't look for libcall
10410 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
10411 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
10412 (init_deps): Don't initialize it.
10413 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
10414 * combine.c (delete_noop_moves): Don't update libcall notes.
10415 (can_combine_p): Remove now pointless #if 0 block.
10416 (try_combine): Remove another obsolete #if 0 block.
10417 (distribute_notes): Don't distribute libcall notes.
10418 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
10419 * dce.c (libcall_dead_p): Remove.
10420 (delete_unmarked_insns): Don't handle libcall blocks.
10421 (preserve_libcall_for_dce): Remove.
10422 (prescan_insns_for_dce): Don't special-case libcall block insns.
10423 * reload1 (reload): Don't handle libcall notes.
10424 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
10427 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10429 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
10430 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10431 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10433 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10435 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
10436 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10437 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10439 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10441 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
10443 2008-06-16 Ira Rosen <irar@il.ibm.com>
10445 PR tree-optimization/36493
10446 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
10447 the arguments list. Use VECTYPE to create vector pointer.
10448 (vectorizable_store): Fail if accesses through a pointer to vectype
10449 do not alias the original memory reference operands.
10450 Call vect_create_data_ref_ptr without the removed argument.
10451 (vectorizable_load): Likewise.
10452 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
10455 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
10458 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
10459 reg_equiv_constant.
10461 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10463 * config/mips/loongson2ef.md: New file.
10464 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
10465 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
10466 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
10467 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
10468 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
10470 (loongson2ef.md): New include.
10471 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
10472 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
10473 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
10474 (loongson_gt_<mode>, loongson_extract_halfword)
10475 (loongson_insert_halfword_0, loongson_insert_halfword_2)
10476 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
10477 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
10478 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
10479 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
10480 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
10481 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
10482 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
10483 (vec_interleave_low<mode>): Define type attribute.
10484 * config/mips/mips.c (mips_ls2): New static variable.
10485 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
10486 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
10487 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
10488 Implement target scheduling hooks.
10489 (mips_multipass_dfa_lookahead): Update to handle tuning for
10491 (mips_sched_init): Initialize data for Loongson scheduling.
10492 (mips_ls2_variable_issue): New static function.
10493 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
10495 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
10496 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
10497 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
10498 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
10499 Handle ST Loongson 2E/2F cores.
10500 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
10502 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10504 * omp-low.c (extract_omp_for_data): Fix comment typo.
10507 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10509 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
10510 FIXME note about gcc/config.guess.
10511 * doc/options.texi (Option file format): Remove non-ASCII bytes.
10512 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
10513 * doc/cppopts.texi: Likewise.
10514 * doc/extend.texi: Likewise.
10515 * doc/gcc.texi: Likewise.
10516 * doc/gccint.texi: Likewise.
10517 * doc/gcov.texi: Likewise.
10518 * doc/gty.texi: Likewise.
10519 * doc/hostconfig.texi: Likewise.
10520 * doc/install.texi: Likewise.
10521 * doc/invoke.texi: Likewise.
10522 * doc/loop.texi: Likewise.
10523 * doc/makefile.texi: Likewise.
10524 * doc/md.texi: Likewise.
10525 * doc/passes.texi: Likewise.
10526 * doc/tm.texi: Likewise.
10527 * doc/tree-ssa.texi: Likewise.
10528 * doc/trouble.texi: Likewise.
10530 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
10531 Nathan Sidwell <nathan@codesourcery.com>
10532 Maxim Kuvyrkov <maxim@codesourcery.com>
10533 Richard Sandiford <rdsandiford@googlemail.com>
10535 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
10536 * config/mips/mips-protos.h (mips_expand_vector_init): New.
10537 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
10539 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
10540 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
10541 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10543 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10544 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10545 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10546 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10547 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10548 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10549 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10550 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10551 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10552 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10553 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10554 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10555 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10556 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10557 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10558 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10559 (mips_builtins): Add Loongson builtins.
10560 (mips_loongson_2ef_bdesc): New.
10561 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10562 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10563 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10564 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10566 (mips_expand_vector_init): New.
10567 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10568 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10570 * config/mips/mips.md: Add unspec numbers for Loongson
10571 builtins. Include loongson.md.
10572 (MOVE64): Include Loongson vector modes.
10573 (SPLITF): Include Loongson vector modes.
10574 (HALFMODE): Handle Loongson vector modes.
10575 * config/mips/loongson.md: New.
10576 * config/mips/loongson.h: New.
10577 * config.gcc: Add loongson.h header for mips*-*-* targets.
10578 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10580 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10582 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10583 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10584 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10585 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10586 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10587 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10588 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10589 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10590 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10591 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10592 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10593 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10594 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10595 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10596 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10597 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10598 Remove use_fixproto=yes.
10599 (ia64*-*-hpux*): Remove comment about using fixproto.
10600 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10602 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10604 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10606 * configure: Regenerate.
10608 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10610 PR middle-end/36520
10611 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10612 before evaluating it.
10614 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10617 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10618 nested inline functions.
10619 (start_decl, start_function): Don't invert DECL_EXTERNAL
10620 for nested inline functions.
10622 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10624 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10625 splits that must be made for correctness.
10627 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10629 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10630 (AVAIL_NON_MIPS16): Likewise.
10631 (mips_builtin_description): Replace target_flags with a predicate.
10632 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10633 (dspr2_32): New availability predicates.
10634 (MIPS_BUILTIN): New macro.
10635 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10636 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10637 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10638 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10639 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10640 (mips_dsp_32only_bdesc): Merge into...
10641 (mips_builtins): ...this new array.
10642 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10643 (mips_init_builtins): Update after above changes.
10644 (mips_expand_builtin_1): Merge into...
10645 (mips_expand_builtin): ...here and update after above changes.
10647 2008-06-12 Paul Brook <paul@codesourcery.com>
10649 * longlong.h (__arm__): Define count_leading_zeros.
10650 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10651 (clzsi2, clzdi2): New functions.
10652 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10653 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10654 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10655 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10656 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10657 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10658 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10659 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10660 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10661 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10663 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10665 * config/m68k/m68k.c (m68k_tune_flags): New.
10666 (override_options): Compute m68k_tune_flags.
10667 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10668 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10670 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10672 PR middle-end/36506
10673 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10675 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10677 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10678 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10680 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10682 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10683 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10685 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10687 PR middle-end/36506
10688 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10691 2008-06-12 Richard Guenther <rguenther@suse.de>
10693 PR tree-optimization/36345
10694 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10695 add memory_tag_needed flag.
10696 (may_alias_p): Declare.
10697 * tree-ssa-alias.c (may_alias_p): Export.
10698 (set_initial_properties): Use memory_tag_needed flag.
10699 (update_reference_counts): Likewise.
10700 (reset_alias_info): Reset memory_tag_needed flag.
10701 (create_name_tags): Check memory_tag_needed flag.
10702 (dump_points_to_info_for): Dump it.
10703 * tree-ssa-structalias.c (struct variable_info): Remove
10704 directly_dereferenced flag.
10705 (new_var_info): Do not initialize it.
10706 (process_constraint_1): Do not set it.
10707 (update_alias_info): Set is_dereferenced flag.
10708 (set_uids_in_ptset): Use may_alias_p.
10709 (set_used_smts): Check memory_tag_needed flag.
10710 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10711 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10712 memory_tag_needed flag.
10713 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10714 from broken design.
10716 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10718 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10719 red zone for w64 abi.
10720 (ix86_expand_prologue): Likewise.
10721 (ix86_force_to_memory): Likewise.
10722 (ix86_free_from_memory): Likewise.
10724 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10727 * config/rs6000/rs6000.c (rs6000_override_options): Set
10728 rs6000_isel conditionally to the absence of comand line override.
10729 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10730 Remove duplicate rs6000_isel setting.
10731 * config/rs6000/eabispe.h: Ditto.
10733 2008-06-11 Richard Guenther <rguenther@suse.de>
10735 * alias.c (get_alias_set): Use the element alias-set for arrays.
10736 (record_component_aliases): For arrays and vectors do nothing.
10737 * c-common.c (strict_aliasing_warning): Handle the cases
10738 of alias set zero explicitly.
10739 * Makefile.in (dfp.o-warn): Add -Wno-error.
10741 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10743 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10745 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10746 tune_32 tune_64 to supported_defaults. Allow values not
10747 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10748 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10749 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10750 with_cpu_64 to generic for 64-bit-supporting configurations, not
10751 with_cpu. Remove FIXMEs.
10752 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10753 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10754 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10755 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10756 arch_32 and arch_64.
10758 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10759 Olivier Hainque <hainque@adacore.com>
10761 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10762 Use DECL_SIZE_UNIT to retrieve the size of the field.
10764 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10766 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10767 with function calls after declarations. Lay out
10768 neon_float_type_node before further use.
10770 2008-06-11 Richard Guenther <rguenther@suse.de>
10772 * tree-flow.h (may_point_to_global_var): Declare.
10773 * tree-ssa-alias.c (may_point_to_global_var): New function.
10774 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10776 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10778 * configure.ac: Teach that fido supports .debug_line.
10779 * configure: Regenerate.
10781 2008-06-10 Tom Tromey <tromey@redhat.com>
10783 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10786 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10788 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10789 (encode_decimal64, decode_decimal64, encode_decimal128,
10790 decode_decimal128): Reverse order of 32-bit parts of value if host
10791 and target endianness differ.
10793 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10795 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10796 Avoid division by 0.
10797 (tree_mod_pow2_value_transform): Likewise.
10798 (tree_ic_transform): Likewise.
10799 (tree_stringops_transform): Likewise.
10800 (tree_mod_subtract_transform): Likewise.
10801 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10802 (copy_edges_for_bb): Likewise.
10803 (initialize_cfun): Likewise.
10805 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10807 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10808 nonmemory_operand. Add "N" operand constraint.
10810 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10811 (*jcc_btsi_mask): Ditto.
10812 (*jcc_btsi_mask_1): Ditto.
10814 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10816 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10817 TYPE_CANONICAL for copied element type.
10819 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10822 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10823 Add m_CORE2 and m_GENERIC.
10824 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10825 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10827 (*jcc_btdi_rex64): New instruction and split pattern.
10828 (*jcc_btsi): Ditto.
10829 (*jcc_btsi_1): Ditto.
10830 (*btsq): Fix Intel asm dialect operand order.
10834 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10836 PR middle-end/36447
10837 * simplify-rtx.c (simplify_subreg): Add check for shift count
10840 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10842 * doc/md.texi: Synchronize with later constraints.md change.
10843 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10844 with a C implementation.
10845 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10847 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10848 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10849 when moving to and from MD_REGNUM.
10850 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10851 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10852 Handle byte and halfword moves.
10853 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10855 * config/mips/constraints.md (h): Turn into NO_REGS.
10856 (l, x): Update documentation.
10857 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10858 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10859 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10860 (HILO): New mode iterator.
10862 (any_div): New code iterator.
10863 (u): Extend code attribute to div and udiv.
10864 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10865 d_operand in the splitters. Remove redundant CONST_INT checks.
10866 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10867 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10868 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10869 accordingly, using normal moves instead of unspecs to move LO into
10870 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10871 (<u>mulsidi3): Handle expansion in C code.
10872 (<u>mulsidi3_32bit_internal): Rename to...
10873 (<u>mulsidi3_32bit): ...this.
10874 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10875 (*<u>mulsidi3_64bit): Rename to...
10876 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10877 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10878 to set LO and HI to the multiplication result. Use a normal move
10879 for MFLO and an unspec for MFHI.
10880 (*<u>mulsidi3_64bit_parts): Replace with...
10881 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10882 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10883 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10884 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10885 instead of HI. Split the instruction into a separate multiplication
10886 and MFHI if !TARGET_FIX_R4000.
10887 (<su>muldi3_highpart): Likewise.
10888 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10889 and the "=h" clobber.
10890 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10891 (<u>mulditi3): New expander.
10892 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10893 (madsi): Remove "=h" clobber.
10894 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10895 Force the modulus result to be a GPR and split the instruction into
10896 a division followed by an MFHI after reload.
10897 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10898 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10899 the MIPS16 HIGH define_split.
10900 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10901 of acc<->gpr moves to "multi".
10902 (*movdi_64bit): Replace the single "x" alternative with
10903 alternatives for moving into and out of "a".
10904 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10905 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10906 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10907 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10908 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10909 (movti): New expander.
10910 (*movti, *movti_mips16): New insns.
10911 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10912 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10913 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10914 * config/mips/predicates.md (fpr_operand): Delete.
10915 (d_operand): New predicate.
10917 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10919 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10920 failure on some Bourne shells.
10921 (x86_64-*-*): Ditto.
10923 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10925 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10927 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10929 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10930 (sparc-sun-solaris2*): Likewise.
10932 2008-06-09 Arnaud Charlet <charlet@adacore.com
10934 * doc/install.texi: Update requirements to build the Ada compiler.
10936 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10938 * df-scan.c (struct df_scan_problem_data): Remove the
10939 mw_link_pool alloc pool.
10940 (df_scan_free_internal): Don't free it.
10941 (df_scan_alloc): Don't allocate it.
10942 * df.h (struct df_link): Update comment.
10944 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10946 * except.h: Correct checks for when SJLJ exceptions must be used.
10948 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10950 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10953 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10955 PR tree-optimization/36218
10956 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10957 configure for the build system.
10958 (BUILD_LDFLAGS): Define.
10959 * configure: Regenerate.
10960 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10962 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10965 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10966 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10967 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10969 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10971 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10973 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10975 * config.gcc (Obsolete configurations): Remove list of
10977 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10978 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10979 targets matched by those patterns.
10980 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10981 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10982 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10983 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10984 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10985 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10986 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10987 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10988 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10989 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10990 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10991 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10992 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10993 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10994 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10995 Make code for Solaris 7 and greater unconditional for Solaris.
10996 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10997 Remove --with-* handling.
10998 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10999 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
11000 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
11001 LINK_OS_WINDISS_SPEC): Remove.
11002 * config/rs6000/sysv4.opt (mwindiss): Remove.
11003 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
11004 * configure: Regenerate.
11005 * doc/cpp.texi: Don't mention BeOS.
11006 * doc/extend.texi (interrupt): Don't mention MS1.
11007 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
11008 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
11009 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
11010 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
11011 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
11013 * doc/invoke.texi (MT Options): Remove.
11014 (-mwindiss): Remove.
11015 (CRIS Options): Remove cris-axis-aout references.
11016 (HPPA Options): Don't mention hppa1.1-*-pro.
11017 * doc/md.texi: (MorphoTech family): Remove.
11018 * libgcc2.c: Don't handle UWIN.
11019 * config/alpha/t-unicosmk: Remove.
11020 * config/alpha/unicosmk.h: Remove.
11021 * config/arm/kaos-arm.h: Remove.
11022 * config/arm/kaos-strongarm.h: Remove.
11023 * config/arm/strongarm-coff.h: Remove.
11024 * config/arm/strongarm-elf.h: Remove.
11025 * config/arm/strongarm-pe.h: Remove.
11026 * config/arm/t-strongarm-pe: Remove.
11027 * config/arm/t-xscale-coff: Remove.
11028 * config/arm/t-xscale-elf: Remove.
11029 * config/arm/xscale-coff.h: Remove.
11030 * config/arm/xscale-elf.h: Remove.
11031 * config/chorus.h: Remove.
11032 * config/cris/aout.h: Remove.
11033 * config/cris/aout.opt: Remove.
11034 * config/cris/t-aout: Remove.
11035 * config/i386/beos-elf.h: Remove.
11036 * config/i386/kaos-i386.h: Remove.
11037 * config/i386/ptx4-i.h: Remove.
11038 * config/i386/sco5.h: Remove.
11039 * config/i386/sco5.opt: Remove.
11040 * config/i386/sysv4-cpp.h: Remove.
11041 * config/i386/sysv5.h: Remove.
11042 * config/i386/t-beos: Remove.
11043 * config/i386/t-sco5: Remove.
11044 * config/i386/t-uwin: Remove.
11045 * config/i386/uwin.asm: Remove.
11046 * config/i386/uwin.h: Remove.
11047 * config/kaos.h: Remove.
11048 * config/mips/windiss.h: Remove.
11049 * config/mt: Remove directory.
11050 * config/pa/pa-osf.h: Remove.
11051 * config/pa/pa-pro-end.h: Remove.
11052 * config/pa/t-pro: Remove.
11053 * config/ptx4.h: Remove.
11054 * config/rs6000/beos.h: Remove.
11055 * config/rs6000/kaos-ppc.h: Remove.
11056 * config/rs6000/t-beos: Remove.
11057 * config/rs6000/windiss.h: Remove.
11058 * config/sh/kaos-sh.h: Remove.
11059 * config/sol2-6.h: Remove.
11060 * config/sparc/sol26-sld.h: Remove.
11061 * config/sparc/sysv4-only.h: Remove.
11062 * config/vax/bsd.h: Remove.
11063 * config/vax/t-memfuncs: Remove.
11064 * config/vax/ultrix.h: Remove.
11065 * config/vax/vaxv.h: Remove.
11066 * config/windiss.h: Remove.
11068 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11070 PR rtl-optimization/36438
11071 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
11072 for vector shifts with constant scalar shift operands.
11074 2008-06-06 Sandip Matte <sandip@rmicorp.com>
11076 * doc/invoke.texi: Document -march=xlr.
11077 * config/mips/xlr.md: New file.
11078 * config/mips/mips.md: Include it.
11080 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
11081 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
11082 (mips_rtx_cost_data): Likewise.
11084 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
11086 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
11087 PRE_INC and PRE_DEC cases.
11089 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11091 PR rtl-optimization/36419
11092 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
11093 the emitting jump insn.
11096 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
11097 is not bool, boolify the whole *expr_p and convert to the desired type.
11099 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11101 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
11102 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
11103 Add omp_private_outer_ref hook, add another argument to
11104 omp_clause_default_ctor hook.
11105 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
11106 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
11107 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
11108 hook_tree_tree_tree_tree_null.
11109 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
11110 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
11111 * hooks.c (hook_tree_tree_tree_tree_null): New function.
11112 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
11113 * tree.def (OMP_TASK): New tree code.
11114 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
11115 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
11116 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
11117 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
11118 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
11119 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
11120 OMP_CLAUSE_COLLAPSE_EXPR): Define.
11121 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11122 (OMP_DIRECTIVE_P): Add OMP_TASK.
11123 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
11124 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
11125 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
11126 and OMP_CLAUSE_UNTIED entries.
11127 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
11129 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11130 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
11131 * tree-pretty-print.c (dump_omp_clause): Handle
11132 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
11133 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11134 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
11135 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
11136 warning about unsigned iterators. Change decl/init/cond/incr
11137 arguments to TREE_VECs, check arguments for all collapsed loops.
11138 (c_finish_omp_taskwait): New function.
11139 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
11141 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
11142 default_function_array_conversion on init. Add par_clauses argument.
11143 If decl is present in parallel's lastprivate clause, change it to
11144 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
11145 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
11146 collapse count in clauses.
11147 (c_parser_omp_for, c_parser_omp_parallel): Adjust
11148 c_parser_omp_for_loop callers.
11149 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
11150 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
11151 (c_parser_omp_clause_name): Handle collapse and untied clauses.
11152 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
11154 (c_parser_omp_clause_schedule): Handle schedule(auto).
11155 Include correct location in the error message.
11156 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
11157 and PRAGMA_OMP_CLAUSE_UNTIED.
11158 (OMP_TASK_CLAUSE_MASK): Define.
11159 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
11160 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
11161 * tree-nested.c (convert_nonlocal_omp_clauses,
11162 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
11163 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
11164 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11165 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
11167 (conver_nonlocal_reference, convert_local_reference,
11168 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
11169 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
11170 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
11171 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
11172 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
11173 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
11174 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
11175 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
11176 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11178 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
11179 * c-common.h (c_finish_omp_taskwait): New prototype.
11180 * gimple-low.c (lower_stmt): Handle OMP_TASK.
11181 * tree-parloops.c (create_parallel_loop): Create 1 entry
11182 vectors for OMP_FOR_{INIT,COND,INCR}.
11183 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
11184 (make_edges): Handle OMP_TASK.
11185 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
11186 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11187 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
11188 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
11189 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
11190 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11191 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11192 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
11193 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
11194 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
11195 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
11196 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
11197 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
11198 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
11199 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
11200 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
11201 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
11202 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
11203 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
11204 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
11205 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
11206 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
11207 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
11208 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
11209 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
11210 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
11211 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
11212 original iterator is present in lastprivate clause or if
11213 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
11214 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11215 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
11216 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
11217 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
11218 if it is set, lookup var in outer contexts too. Handle
11219 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
11220 to be implicitly determined firstprivate for task regions.
11221 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
11222 if it is set, lookup var in outer contexts too. Set
11223 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
11224 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
11225 OMP_CLAUSE_UNTIED. Take region_type as last argument
11226 instead of in_parallel and in_combined_parallel.
11227 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
11229 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
11230 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
11231 (new_omp_context): Set default_kind to
11232 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
11233 (omp_region_type): New enum.
11234 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
11235 fields, add region_type.
11236 (new_omp_context): Take region_type as argument instead of is_parallel
11237 and is_combined_parallel.
11238 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
11239 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
11240 ctx->is_combined_parallel checks.
11241 (gimplify_omp_task): New function.
11242 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11244 * omp-low.c (extract_omp_for_data): Use schedule(static)
11245 for schedule(auto). Handle pointer and unsigned iterators.
11246 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
11247 Add loops argument. Extract data for collapsed OMP_FOR loops.
11248 (expand_parallel_call): Assert sched_kind isn't auto,
11249 map runtime schedule to index 3.
11250 (struct omp_for_data_loop): New type.
11251 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
11252 Add loop, loops, collapse and iter_type fields.
11253 (workshare_safe_to_combine_p): Disallow combined for if
11254 iter_type is unsigned long long. Don't combine collapse > 1 loops
11255 unless all bounds and steps are constant. Adjust extract_omp_for_data
11257 (expand_omp_for_generic): Handle pointer, unsigned and long long
11258 iterators. Handle collapsed OMP_FOR loops. Adjust
11259 for struct omp_for_data changes. If libgomp function doesn't return
11260 boolean_type_node, add comparison of the return value with 0.
11261 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
11262 pointer, unsigned and long long iterators. Adjust for struct
11263 omp_for_data changes.
11264 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
11265 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
11266 unsigned long long. Allocate loops array, pass it to
11267 extract_omp_for_data. For collapse > 1 loops use always
11268 expand_omp_for_generic.
11269 (omp_context): Add sfield_map and srecord_type fields.
11270 (is_task_ctx, lookup_sfield): New functions.
11271 (use_pointer_for_field): Use is_task_ctx helper. Change first
11272 argument's type from const_tree to tree. Clarify comment.
11273 In OMP_TASK disallow copy-in/out sharing.
11274 (build_sender_ref): Call lookup_sfield instead of lookup_field.
11275 (install_var_field): Add mask argument. Populate both record_type
11276 and srecord_type if needed.
11277 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
11279 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
11280 and DECL_FIELD_OFFSET.
11281 (scan_sharing_clauses): Adjust install_var_field callers. For
11282 firstprivate clauses on explicit tasks allocate the var by value in
11283 record_type unconditionally, rather than by reference.
11284 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
11285 Use is_taskreg_ctx instead of is_parallel_ctx.
11286 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11287 (create_omp_child_function_name): Add task_copy argument, use
11288 *_omp_cpyfn* names if it is true.
11289 (create_omp_child_function): Add task_copy argument, if true create
11290 *_omp_cpyfn* helper function.
11291 (scan_omp_parallel): Adjust create_omp_child_function callers.
11292 Rename parallel_nesting_level to taskreg_nesting_level.
11293 (scan_omp_task): New function.
11294 (lower_rec_input_clauses): Don't run constructors for firstprivate
11295 explicit task vars which are initialized by *_omp_cpyfn*.
11296 Pass outer var ref to omp_clause_default_ctor hook if
11297 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
11298 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
11299 OMP_CLAUSE_REDUCTION_INIT.
11300 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
11301 avoid duplicate setting of fields. Handle
11302 OMP_CLAUSE_PRIVATE_OUTER_REF.
11303 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
11304 copy-out if TREE_READONLY, only copy-in.
11305 (expand_task_copyfn): New function.
11306 (expand_task_call): New function.
11307 (struct omp_taskcopy_context): New type.
11308 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
11310 (lower_omp_parallel): Rename to...
11311 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11312 Call create_task_copyfn if srecord_type is needed. Adjust
11314 (task_shared_vars): New variable.
11315 (check_omp_nesting_restrictions): Warn if work-sharing,
11316 barrier, master or ordered region is closely nested inside OMP_TASK.
11317 Add warnings for barrier if closely nested inside of work-sharing,
11318 ordered, or master region.
11319 (scan_omp_1): Call check_omp_nesting_restrictions even for
11320 GOMP_barrier calls. Rename parallel_nesting_level to
11321 taskreg_nesting_level. Handle OMP_TASK.
11322 (lower_lastprivate_clauses): Even if some lastprivate is found on a
11323 work-sharing construct, continue looking for them on parent parallel
11325 (lower_omp_for_lastprivate): Add lastprivate clauses
11326 to the beginning of dlist rather than end. Adjust for struct
11327 omp_for_data changes.
11328 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
11329 not after it. Handle collapsed OMP_FOR loops, adjust for
11330 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
11331 (get_ws_args_for): Adjust extract_omp_for_data caller.
11332 (scan_omp_for): Handle collapsed OMP_FOR
11333 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11334 (lower_omp_single_simple): If libgomp function doesn't return
11335 boolean_type_node, add comparison of the return value with 0.
11336 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
11337 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
11338 (parallel_nesting_level): Rename to...
11339 (taskreg_nesting_level): ... this.
11340 (is_taskreg_ctx): New function.
11341 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
11342 of is_parallel_ctx.
11343 (execute_lower_omp): Rename parallel_nesting_level to
11344 taskreg_nesting_level.
11345 (expand_omp_parallel): Rename to...
11346 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11347 Call omp_task_call for OMP_TASK regions.
11348 (expand_omp): Adjust caller, handle OMP_TASK.
11349 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
11351 * bitmap.c (bitmap_default_obstack_depth): New variable.
11352 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
11353 if argument is NULL and bitmap_default_obstack is already initialized.
11354 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
11356 * matrix-reorg.c (matrix_reorg): Likewise.
11358 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11360 * config/i386/i386.md (*indirect_jump): Macroize using P
11361 mode iterator. Remove !TARGET_64BIT from insn constraints.
11362 (*tablejump_1): Ditto.
11363 (*indirect_jump_rex64): Remove insn pattern.
11364 (*tablejump_1_rex64): Ditto.
11365 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
11366 and eh_return_si insn patterns.
11368 2008-06-06 Richard Guenther <rguenther@suse.de>
11370 * tree-ssa-structalias.c (merge_smts_into): Remove.
11371 (find_what_p_points_to): Do not bother to compute the
11372 points-to set for pt_anything pointers.
11373 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
11374 for pt_anything pointers is ok.
11376 2008-06-06 Jan Hubicka <jh@suse.cz>
11378 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
11380 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11382 * cgraph.c: Fix typos in comments.
11383 (cgraph_availability_names): Fix string typo.
11384 * fold-const.c: Fix typos in comments.
11385 (fold_binary): Fix typo in warning.
11386 * genautomata.c: Fix typos in comments.
11387 (check_presence_pattern_sets): Fix typo in local variable.
11388 (output_description): Fix typo in output.
11389 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
11390 * hwint.h: Likewise.
11391 * matrix-reorg.c (check_allocation_function): Likewise.
11392 * omega.c (smooth_weird_equations): Likewise.
11393 * auto-inc-dec.c: Fix typos in comments.
11394 * bb-reorder.c: Likewise.
11395 * builtins.c: Likewise.
11396 * c-common.c: Likewise.
11397 * c-cppbuiltin.c: Likewise.
11398 * c-parser.c: Likewise.
11399 * c-pretty-print.c: Likewise.
11400 * cfgcleanup.c: Likewise.
11401 * cfgexpand.c: Likewise.
11402 * cfghooks.c: Likewise.
11403 * cfglayout.c: Likewise.
11404 * cfgloopmanip.c: Likewise.
11405 * cgraphunit.c: Likewise.
11406 * coverage.c: Likewise.
11407 * dbxout.c: Likewise.
11408 * df-byte-scan.c: Likewise.
11409 * df-core.c: Likewise.
11410 * df-problems.c: Likewise.
11411 * df-scan.c: Likewise.
11413 * dominance.c: Likewise.
11414 * domwalk.c: Likewise.
11416 * dwarf2out.c: Likewise.
11417 * emit-rtl.c: Likewise.
11418 * et-forest.c: Likewise.
11419 * function.c: Likewise.
11420 * function.h: Likewise.
11422 * gcov-io.c: Likewise.
11423 * gcov.c: Likewise.
11424 * gcse.c: Likewise.
11425 * genattrtab.c: Likewise.
11426 * ggc-page.c: Likewise.
11427 * gimplify.c: Likewise.
11428 * gthr-lynx.h: Likewise.
11429 * haifa-sched.c: Likewise.
11430 * ipa-cp.c: Likewise.
11431 * ipa-inline.c: Likewise.
11432 * ipa-prop.h: Likewise.
11433 * ipa-pure-const.c: Likewise.
11434 * ipa-struct-reorg.c: Likewise.
11435 * ipa-struct-reorg.h: Likewise.
11436 * ipa-type-escape.c: Likewise.
11438 * loop-doloop.c: Likewise.
11439 * mips-tfile.c: Likewise.
11440 * mkmap-flat.awk: Likewise.
11441 * mkmap-symver.awk: Likewise.
11442 * modulo-sched.c: Likewise.
11443 * omp-low.c: Likewise.
11444 * optabs.c: Likewise.
11445 * optabs.h: Likewise.
11446 * opts.c: Likewise.
11447 * passes.c: Likewise.
11448 * postreload-gcse.c: Likewise.
11449 * postreload.c: Likewise.
11450 * predict.c: Likewise.
11451 * pretty-print.h: Likewise.
11452 * profile.c: Likewise.
11453 * protoize.c: Likewise.
11454 * ra-conflict.c: Likewise.
11455 * real.c: Likewise.
11456 * recog.c: Likewise.
11457 * regclass.c: Likewise.
11458 * regs.h: Likewise.
11459 * reload.c: Likewise.
11460 * rtl-error.c: Likewise.
11461 * rtlanal.c: Likewise.
11462 * scan.h: Likewise.
11463 * sched-rgn.c: Likewise.
11465 * stmt.c: Likewise.
11466 * target.h: Likewise.
11467 * tree-dfa.c: Likewise.
11468 * tree-eh.c: Likewise.
11469 * tree-flow-inline.h: Likewise.
11470 * tree-inline.c: Likewise.
11471 * tree-into-ssa.c: Likewise.
11472 * tree-loop-distribution.c: Likewise.
11473 * tree-nested.c: Likewise.
11474 * tree-parloops.c: Likewise.
11475 * tree-pass.h: Likewise.
11476 * tree-pretty-print.c: Likewise.
11477 * tree-profile.c: Likewise.
11478 * tree-scalar-evolution.c: Likewise.
11479 * tree-sra.c: Likewise.
11480 * tree-ssa-alias-warnings.c: Likewise.
11481 * tree-ssa-ccp.c: Likewise.
11482 * tree-ssa-coalesce.c: Likewise.
11483 * tree-ssa-dom.c: Likewise.
11484 * tree-ssa-dse.c: Likewise.
11485 * tree-ssa-forwprop.c: Likewise.
11486 * tree-ssa-live.c: Likewise.
11487 * tree-ssa-live.h: Likewise.
11488 * tree-ssa-loop-im.c: Likewise.
11489 * tree-ssa-loop-ivopts.c: Likewise.
11490 * tree-ssa-loop-niter.c: Likewise.
11491 * tree-ssa-loop-prefetch.c: Likewise.
11492 * tree-ssa-phiopt.c: Likewise.
11493 * tree-ssa-phiprop.c: Likewise.
11494 * tree-ssa-sccvn.c: Likewise.
11495 * tree-ssa-ter.c: Likewise.
11496 * tree-ssa-threadupdate.c: Likewise.
11497 * tree-ssa.c: Likewise.
11498 * tree-vect-analyze.c: Likewise.
11499 * tree-vect-transform.c: Likewise.
11500 * tree-vectorizer.c: Likewise.
11501 * tree-vn.c: Likewise.
11502 * tree-vrp.c: Likewise.
11503 * tree.c: Likewise.
11504 * tree.def: Likewise.
11505 * tree.h: Likewise.
11506 * unwind-dw2-fde.c: Likewise.
11507 * unwind.inc: Likewise.
11508 * value-prof.c: Likewise.
11509 * vmsdbgout.c: Likewise.
11511 2008-06-05 David Edelsohn <edelsohn@gnu.org>
11513 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
11514 always place FP constants in the TOC for TARGET_POWERPC64.
11515 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
11517 2008-06-05 Joseph Myers <joseph@codesourcery.com>
11519 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
11520 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
11521 enable for TARGET_E500_DOUBLE.
11522 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
11523 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
11524 floating-point modes like integer modes for E500 double.
11525 (rs6000_legitimate_offset_address_p): Likewise.
11526 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
11527 addressing for DDmode for E500 double.
11528 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
11529 modes as using 64-bits of registers for E500 double.
11530 (spe_build_register_parallel): Do not handle DDmode or TDmode.
11531 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
11532 specially for E500 double.
11533 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
11534 TDmode for E500 double.
11535 (rs6000_gimplify_va_arg): Only handle SDmode in registers
11536 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
11537 (rs6000_split_multireg_move): Do not handle TDmode specially for
11539 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
11540 using 64-bit registers for E500 double.
11541 (emit_frame_save): Do not handle DDmode specially for E500 double.
11542 (gen_frame_mem_offset): Likewise.
11543 (rs6000_function_value): Do not call spe_build_register_parallel
11544 for DDmode or TDmode.
11545 (rs6000_libcall_value): Likewise.
11546 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11547 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11550 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11552 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11555 2008-06-04 Junjie Gu <jgu@tensilica.com>
11557 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11558 comparison for frame pointers.
11560 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11563 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11565 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11568 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11569 register is already smaller or equal to required mode.
11571 2008-06-04 Xinliang David Li <davidxl@google.com>
11573 * tree-call-cdce.c: New file.
11574 (cond_dead_built_in_calls): New static variable.
11575 (input_domain): New struct.
11576 (check_pow): New function.
11577 (check_builtin_call): Ditto.
11578 (check_target_format): Ditto.
11579 (is_call_dce_candidate): Ditto.
11580 (gen_one_condition): Ditto.
11581 (gen_conditions_for_domain): Ditto.
11582 (get_domain): Ditto.
11583 (gen_conditions_for_pow_cst_base): Ditto.
11584 (gen_conditions_for_pow_int_base): Ditto.
11585 (gen_conditions_for_pow): Ditto.
11586 (get_no_error_domain): Ditto.
11587 (gen_shrink_wrap_conditions): Ditto.
11588 (shrink_wrap_one_built_in_call): Ditto.
11589 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11590 (tree_call_cdce): Ditto.
11591 (gate_call_cdce): Ditto.
11592 (pass_call_cdce): New gimple pass.
11593 * passes.c: (init_optimization_passes): New pass.
11594 * tree-pass.h: New pass declaration.
11595 * opts.c (decode_options): New flag setting.
11596 * common.opt: Add -ftree-builtin-call-dce flag.
11597 * Makefile.in: Add new source file.
11598 * tempvar.def: New tv_id.
11599 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11601 2008-06-04 Richard Guenther <rguenther@suse.de>
11603 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11604 (is_call_clobbered): Always check var_ann->call_clobbered.
11605 (mark_call_clobbered): Always set var_ann->call_clobbered.
11606 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11607 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11608 (reset_alias_info): Clear call clobbering info on MTAGs and
11610 (set_pt_anything): Set pt_global_mem.
11611 (create_tag_raw): Adjust comment.
11612 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11614 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11615 Maxim Kuvyrkov <maxim@codesourcery.com>
11617 * config/m68k/m68k.opt (mxgot): New option.
11618 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11619 (m68k_output_addr_const_extra): New.
11620 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11621 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11622 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11623 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11625 2008-06-04 Richard Guenther <rguenther@suse.de>
11627 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11628 negative or non-representable offsets.
11630 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11632 * config/i386/i386.c (ix86_gen_leave): New.
11633 (ix86_gen_pop1): Likewise.
11634 (ix86_gen_add3): Likewise.
11635 (ix86_gen_sub3): Likewise.
11636 (ix86_gen_sub3_carry): Likewise.
11637 (ix86_gen_one_cmpl2): Likewise.
11638 (ix86_gen_monitor): Likewise.
11639 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11640 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11641 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11642 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11643 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11644 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11645 (ix86_expand_epilogue): Updated.
11646 (print_operand): Handle integer register operand for 'z'.
11647 (ix86_expand_strlensi_unroll_1): Likewise.
11648 (ix86_expand_strlen): Likewise.
11649 (ix86_expand_builtin): Likewise.
11650 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11651 mov{q}/mov{l} and add{q}/add{l}.
11653 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11655 * config/i386/i386.md (P): New mode iterator.
11656 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11657 using P mode iterator.
11658 (DFmode push_operand splitter): Ditto.
11659 (XFmode push_operand splitter): Ditto.
11660 (DFmode float_extend SFmode push_operand splitter): Ditto.
11661 (XFmode float_extend SFmode push_operand splitter): Do not generate
11662 SImode pushes for 64bit target. Macroize Dimode and SImode
11663 pushes using P mode iterator.
11664 (XFmode float_extend DFmode push_operand splitter): Ditto.
11666 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11668 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11669 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11670 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11671 return type to int.
11672 (ix86_call_abi_override): Remove check for call_used_regs.
11674 2008-06-03 Richard Guenther <rguenther@suse.de>
11676 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11677 for the lhs of calls if the return type contains pointers.
11679 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11681 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11682 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11683 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11684 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11685 of cfun and DEFAULT_ABI to deceide abi mode.
11686 (DEFAULT_ABI): New.
11687 (REG_PARM_STACK_SPACE): Removed.
11688 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11689 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11690 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11691 (ix86_function_abi): Likewise.
11692 (ix86_function_type_abi): Likewise.
11693 (ix86_call_abi_override): Likewise.
11694 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11695 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11696 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11697 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11699 (X86_64_REGPARM_MAX): New.
11700 (X86_64_SSE_REGPARM_MAX): New.
11701 (X64_REGPARM_MAX): New.
11702 (X64_SSE_REGPARM_MAX): New.
11703 (X86_32_REGPARM_MAX): New.
11704 (X86_32_SSE_REGPARM_MAX): New.
11705 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11706 (ix86_function_regparm): Handle user calling abi.
11707 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11708 by DEFAULT_ABI versus SYSV_ABI check.
11709 (ix86_reg_parm_stack_space): New.
11710 (ix86_function_type_abi): New.
11711 (ix86_call_abi_override): New.
11712 (ix86_function_abi): New.
11713 (ix86_cfun_abi): New.
11714 (init_cumulative_args): Call abi specific initialization.
11715 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11716 (function_arg_64): Extend SSE_REGPARM_MAX check.
11717 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11718 (ix86_pass_by_reference): Likewise.
11719 (ix86_function_value_regno_p): Likewise.
11720 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11721 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11722 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11723 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11724 (setup_incoming_varargs_64): Adjust regparm for call abi.
11725 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11726 (ix86_va_start): Likewise.
11727 (ix86_gimplify_va_arg): Likewise.
11728 (ix86_expand_prologue): Likewise.
11729 (output_pic_addr_const): Likewise.
11730 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11731 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11732 (x86_output_mi_thunk): Likewise.
11733 (x86_function_profiler): Likewise.
11734 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11735 (SYSV_ABI, MS_ABI): New constants.
11736 (DEFAULT_ABI): New.
11737 (init_regs): Add prototype of function in regclass.c file.
11738 (OVERRIDE_ABI_FORMAT): New.
11739 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11740 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11741 (OUTGOING_REG_PARM_STACK_SPACE): New.
11742 (ix86_reg_parm_stack_space): New prototype.
11743 (CUMULATIVE_ARGS): Add call_abi member.
11744 (machine_function): Add call_abi member.
11745 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11746 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11748 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11751 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11752 (avr_builtin_setjmp_frame_value): New function.
11753 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11754 (nonlocal_goto): Define.
11756 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11758 * config/mips/mips.c (mips_emit_loadgp): Return early if
11759 there is nothing do to, otherwise emit a blockage if
11760 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11761 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11763 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11765 * configure.ac: Drop unneeded backslash ending up in config.in.
11766 * acinclude.m4: Likewise.
11767 * config.in: Regenerate.
11769 2008-05-26 Jan Hubicka <jh@suse.cz>
11771 * predict.c (maybe_hot_frequency_p): Break out of...
11772 (maybe_hot_bb_p): ... here.
11773 (maybe_hot_edge_p): New.
11774 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11775 * basic-block.h (maybe_hot_edge_p): Declare.
11777 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11779 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11780 (*cmpfp_<mode>_cc): Ditto.
11781 (*fp_jcc_8<mode>_387): Ditto.
11782 (*fop_<MODEF:mode>_2_i387): Ditto.
11783 (*fop_<MODEF:mode>_3_i387): Ditto.
11784 (*fop_xf_2_i387): Ditto.
11785 (*fop_xf_3_i387): Ditto.
11787 2008-06-02 Tomas Bily <tbily@suse.cz>
11789 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11791 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11793 * config/mips/mips.c (mips_valid_offset_p): New function.
11794 (mips_valid_lo_sum_p): Likewise.
11795 (mips_classify_address): Use them.
11796 (mips_force_address): New function.
11797 (mips_legitimize_address): Use it.
11798 * config/mips/mips.md (MOVE128): New mode iterator.
11799 (movtf): Require TARGET_64BIT. Remove empty strings.
11800 (*movtf_internal): Rename to...
11801 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11802 of "R" and use {,fp}{load,store} attributes instead of "multi".
11803 Use a separate define_split.
11804 (*movtf_mips16): New pattern.
11806 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11808 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11809 * config/mips/mips.c (mips_expand_before_return): New function.
11810 (mips_expand_epilogue): Call it.
11811 * config/mips/mips.md (return): Turn into a define_expand.
11812 (*return): New insn.
11814 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11816 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11817 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11818 functions. Do not emit uses and clobbers of CONCATs; individually
11819 use and clobber their operands.
11820 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11821 gen_clobber, emit_use and gen_use.
11822 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11823 (expand_builtin_return): Likewise.
11824 * cfgbuild.c (count_basic_blocks): Likewise.
11825 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11826 * explow.c (emit_stack_restore): Likewise.
11827 * expmed.c (extract_bit_field_1): Likewise.
11828 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11829 (emit_move_multi_word, store_constructor): Likewise.
11830 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11831 (thread_prologue_and_epilogue_insns): Likewise.
11832 * lower-subreg.c (resolve_simple_move): Likewise.
11833 * optabs.c (widen_operand, expand_binop): Likewise.
11834 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11835 * reload.c (find_reloads): Likewise.
11836 * reload1.c (eliminate_regs_in_insn): Likewise.
11837 * stmt.c (expand_nl_goto_receiver): Likewise.
11838 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11839 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11840 * config/arm/arm.c (arm_load_pic_register): Likewise.
11841 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11842 * config/arm/arm.md (untyped_return): Likewise.
11843 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11844 * config/avr/avr.c (expand_prologue): Likewise.
11845 * config/bfin/bfin.c (do_unlink): Likewise.
11846 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11847 * config/cris/cris.c (cris_expand_prologue): Likewise.
11848 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11849 (machopic_legitimize_pic_address): Likewise.
11850 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11851 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11852 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11853 (ix86_expand_convert_uns_didf_sse): Likewise.
11854 (ix86_expand_vector_init_general): Likewise.
11855 * config/ia64/ia64.md (eh_epilogue): Likewise.
11856 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11857 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11858 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11859 (config/iq2000/iq2000.c): Likewise.
11860 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11861 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11862 (builtin_longjmp): Likewise.
11863 * config/mn10300/mn10300.md (call, call_value): Likewise.
11864 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11865 * config/pdp11/pdp11.md (abshi2): Likewise.
11866 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11867 * config/s390/s390.c (s390_emit_prologue): Likewise.
11868 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11869 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11870 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11871 * config/sh/sh.c (prepare_move_operands): Likewise.
11872 (output_stack_adjust, sh_expand_epilogue): Likewise.
11873 (sh_set_return_address, sh_expand_t_scc): Likewise.
11874 * config/sparc/sparc.c (load_pic_register): Likewise.
11875 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11876 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11877 * config/v850/v850.c (expand_epilogue): Likewise.
11879 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11881 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11882 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11883 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11884 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11885 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11886 stack pointer register.
11887 (output_movhi): Remove code for interrupt specific writing to the
11888 stack pointer register.
11890 2008-05-31 Richard Guenther <rguenther@suse.de>
11892 PR tree-optimization/34244
11893 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11894 (tree_expr_nonzero_warnv_p): Likewise.
11895 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11896 ssa_name_nonnegative_p.
11897 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11898 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11899 not tree_expr_nonzero_warnv_p.
11901 PR tree-optimization/36262
11903 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11905 PR tree-optimization/34244
11906 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11907 (record_numbers_of_iterations): New function.
11908 (execute_vrp): Cache the numbers of iterations of loops.
11909 * tree-scalar-evolution.c (scev_reset_except_niters):
11911 (scev_reset): Use scev_reset_except_niters.
11912 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11914 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11916 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11917 __WORKAROUND_RETS when appropriate.
11919 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11921 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11922 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11924 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11925 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11926 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11927 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11928 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11929 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11930 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11931 *fop_df_1_sse insn patterns using MODEF mode iterator.
11932 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11933 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11934 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11935 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11936 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11937 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11938 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11939 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11940 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11941 (*fop_xf_5_i387): Ditto.
11942 (*fop_xf_6_i387): Ditto.
11944 2008-05-30 Richard Guenther <rguenther@suse.de>
11946 * builtins.c (build_string_literal): Avoid generating
11947 a non-gimple_val result.
11949 2008-05-30 DJ Delorie <dj@redhat.com>
11951 * exec-tool.in: Use an environment variable (private) instead of a
11952 file (shared) as a semaphore, so as to not break parallel builds.
11954 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11956 * optabs.c (maybe_encapsulate_block): Remove.
11957 (emit_libcall_block): Adjust accordingly.
11958 * optabs.h (maybe_encapsulate_block): Remove prototype.
11960 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11961 Don't use maybe_encapsulate_block.
11963 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11965 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11966 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11967 rtx is a SYMBOL_REF before calling get_pool_constant.
11969 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11971 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11973 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11975 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11976 rather than OS names to choose INO_T_EQ definition.
11977 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11978 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11980 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11983 * config/darwin-f.c: New.
11984 * config/t-darwin: Added rule to build darwin-f.o.
11985 * config.gcc: Defined new variable, fortran_target_objs.
11986 (*-*-darwin*): Set fortran_target_objs.
11987 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11988 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11989 * configure: Regenerated.
11991 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11994 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11995 canonical type if needed.
11997 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11999 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
12001 2008-05-29 Richard Guenther <rguenther@suse.de>
12003 PR tree-optimization/36343
12004 PR tree-optimization/36346
12005 PR tree-optimization/36347
12006 * tree-flow.h (clobber_what_p_points_to): Declare.
12007 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
12008 pointed-to variable is dereferenced is irrelevant to whether
12009 the pointer can access the pointed-to variable.
12010 (clobber_what_p_points_to): New function.
12011 * tree-ssa-alias.c (set_initial_properties): Use it.
12012 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
12013 call clobber check for NMTs.
12015 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12017 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
12018 for printing gcov_type.
12020 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12022 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
12023 and the eh region information.
12024 * value-prof.c (gimple_move_stmt_histograms): New function.
12025 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
12027 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
12029 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
12031 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12033 * value-prof.c (tree_ic_transform): Print counts.
12034 * tree-profile.c (tree_gen_ic_func_profiler):
12035 Clear __gcov_indreict_call_callee variable to avoid misattribution
12038 2008-05-28 Rafael Espíndola <espindola@google.com>
12040 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
12043 2008-05-28 Richard Guenther <rguenther@suse.de>
12045 PR tree-optimization/36339
12046 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
12047 and clobbering code out of the loop.
12049 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12051 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
12054 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
12055 s390_contiguous_bitmask_p, s390_symref_operand_p,
12056 s390_check_symref_alignment, s390_reload_larl_operand,
12057 s390_reload_symref_address): New functions.
12058 (s390_branch_condition_mnemonic): Support compare and branch
12060 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
12061 and 'W' constraints.
12062 (s390_secondary_reload): Add secondary reloads for unaligned
12063 symbol refs or symbol refs to floating point or QI/TI mode
12065 (legitimate_address_p): Accept symbol references as addresses.
12066 (s390_expand_insv): Use rotate and insert selected bits
12067 instruction for insv when building for z10.
12068 (print_operand_address): Handle symbol ref addresses.
12069 (print_operand): Output modifier 'c' added for signed byte values.
12070 (s390_encode_section_info): Mark symbol refs with
12071 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
12073 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
12074 (length attribute): RRF, RRR have 4 byte length.
12075 (FPALL, INTALL): New mode iterators added.
12076 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
12077 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
12078 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
12079 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
12080 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
12081 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
12082 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
12083 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
12085 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
12086 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
12087 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
12088 reload<INTALL:mode><P:mode>_toreg_z10,
12089 reload<FPALL:mode><P:mode>_tomem_z10,
12090 reload<FPALL:mode><P:mode>_toreg_z10,
12091 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
12092 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
12093 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
12094 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
12096 (movmem, clrmem, cmpmem): New splitters added.
12098 * config/s390/predicates.md (larl_operand): Use
12099 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
12100 SYMBOL_REF_ALIGN1_P.
12101 (s390_signed_integer_comparison,
12102 s390_unsigned_integer_comparison): New predicates.
12104 * config/s390/s390-protos.h (s390_check_symref_alignment,
12105 s390_contiguous_bitmask_p, s390_reload_larl_operand,
12106 s390_reload_symref_address,
12107 s390_compare_and_branch_condition_mask): Prototypes added.
12109 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
12110 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
12111 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
12113 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12115 * config/s390/s390.c (z10_cost): New cost function for z10.
12116 (s390_handle_arch_option, override_options): Support -march=z10 switch.
12117 (s390_issue_rate): Adjust issue rate for z10.
12118 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
12119 (processor_flags): Add PF_Z10.
12120 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
12121 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
12122 * gcc/config.gcc: Add z10.
12124 2008-05-28 Richard Guenther <rguenther@suse.de>
12126 PR tree-optimization/36291
12127 * tree-flow. h (struct gimple_df): Remove var_anns member.
12128 * tree-flow-inline.h (gimple_var_anns): Remove.
12129 (var_ann): Simplify.
12130 * tree-dfa.c (create_var_ann): Simplify.
12131 (remove_referenced_var): Clear alias info from var_anns of globals.
12132 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
12133 (delete_tree_ssa): Clear alias info from var_anns of globals.
12134 Do not free var_anns.
12135 (var_ann_eq): Remove.
12136 (var_ann_hash): Likewise.
12138 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
12140 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
12141 and loongson2f entries.
12142 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
12143 * config/mips/mips.h (processor_type): Add Loongson-2E
12144 and Loongson-2F entries.
12145 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
12146 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
12147 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
12148 * doc/invoke.texi (MIPS Options): Document loongson2e
12149 and loongson2f processor names.
12151 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12155 * config/i386/i386.c (ix86_function_arg_boundary): Use
12156 alignment of canonical type.
12157 (ix86_expand_vector_move): Check unaligned memory access for
12160 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12162 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
12163 Moved to the front of file.
12165 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
12166 H.J. Lu <hongjiu.lu@intel.com>
12168 * dwarf2out.c (current_fde): New.
12170 (lookup_cfa:): Likewise.
12171 (dwarf2out_end_epilogue): Likewise.
12172 (dwarf2out_note_section_used): Likewise.
12174 2008-05-27 Michael Matz <matz@suse.de>
12177 * c.opt (Wenum-compare): New warning option.
12178 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
12180 2008-05-27 Michael Matz <matz@suse.de>
12182 PR middle-end/36326
12183 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
12185 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
12186 into memory as tail calls.
12188 2008-05-27 Richard Guenther <rguenther@suse.de>
12190 PR tree-optimization/36339
12191 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
12192 pointers cause all addressable variables to be call clobbered.
12194 2008-05-27 Richard Guenther <rguenther@suse.de>
12196 PR tree-optimization/36245
12197 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
12199 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12201 * config/s390/s390.md: Replace all occurences of the 'm'
12202 constraint with 'RT'.
12204 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12206 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
12208 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
12210 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
12211 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
12212 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
12214 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12216 * reload.c: (find_reloads): Skip alternatives according to the
12217 "enabled" attribute. Constify the constraint variable.
12218 * recog.c (get_attr_enabled): Add default implementation.
12219 (extract_insn): Set the alternative_enabled_p array
12220 in the recog_data struct.
12221 (preprocess_constraints, constrain_operands): Skip
12222 alternatives according to the "enabled" attribute
12223 * recog.h (struct recog_data): New field alternative_enabled_p.
12224 (skip_alternative): New inline function.
12225 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
12226 (record_reg_classes): Skip alternative according to the
12227 "enabled" attribute.
12229 * doc/md.texi: Add documention for the "enabled" attribute.
12231 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12233 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
12234 * postreload.c (reload_cse_simplify_operands): Replace 'm'
12235 constraint with TARGET_MEM_CONSTRAINT.
12236 * recog.c (asm_operand_ok, preprocess_constraints,
12237 constrain_operands): Likewise.
12238 * regclass.c (record_reg_classes): Likewise.
12239 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
12240 * reload1.c (maybe_fix_stack_asms): Likewise.
12241 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
12242 * recog.h: Adjust comment.
12243 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
12244 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
12245 * doc/md.texi: Add a note to description of 'm' constraint.
12246 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
12248 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
12250 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
12251 that the bitfield is of integral type before testing its precision.
12253 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12254 Sa Liu <saliu@de.ibm.com>
12256 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
12257 __modti3, __udivti3, __umodti3 and __udivmodti4.
12258 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
12259 that implement TImode mul and div functions.
12260 * config/spu/multi3.c: New. Implement __multi3.
12261 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
12262 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
12265 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
12267 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
12268 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
12269 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
12270 tls_sysv_suffix): New mode and mode attribute iterators.
12271 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
12272 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
12273 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
12274 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
12275 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
12278 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
12280 PR tree-optimization/36329
12281 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
12282 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
12283 * cgraphbuild.c (initialize_inline_failed): Use the latter
12284 macro in lieu of the former.
12285 * ipa-inline.c (cgraph_mark_inline): Likewise.
12286 (cgraph_decide_inlining_of_small_function): Likewise.
12287 (cgraph_decide_inlining): Likewise.
12288 (cgraph_decide_inlining_incrementally): Likewise.
12290 2008-05-26 Tristan Gingold <gingold@adacore.com>
12291 Anatoly Sokolov <aesok@post.ru>
12293 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
12294 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
12295 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
12296 optimization for 'avr6' architecture.
12298 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
12301 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
12303 2008-05-26 Richard Guenther <rguenther@suse.de>
12305 * tree-ssa-sccvn.c (expr_has_constants): Declare.
12306 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
12308 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
12310 PR middle-end/36253
12311 * caller-save.c (insert_restore): Verify alignment of spill space.
12312 (insert_save): Likewise.
12313 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
12314 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
12315 (STACK_SLOT_ALIGNMENT): Likewise.
12316 * function.c (LOCAL_ALIGNMENT): Removed.
12317 (get_stack_local_alignment): New.
12318 (assign_stack_local): Use it. Set alignment on stack slot.
12319 (assign_stack_temp_for_type): Use get_stack_local_alignment.
12320 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
12321 (STACK_SLOT_ALIGNMENT): New.
12322 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
12323 stack slot in XFmode.
12325 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
12327 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
12330 * config/i386/i386.md (allocate_stack_worker_64): Make sure
12331 argument operand in rax isn't removed.
12333 2008-05-26 Richard Guenther <rguenther@suse.de>
12335 PR middle-end/36300
12336 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
12337 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
12339 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12342 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
12344 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
12346 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
12347 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
12349 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12351 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
12352 build a trampoline if we don't want one.
12353 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
12354 return zero for nested functions if we don't want a trampoline.
12356 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12358 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
12360 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12363 * c.opt: Removed undocumented option '-lang-fortran'.
12364 * c-common.h: Removed global variable 'lang_fortran'.
12365 * c-opts.c (c_common_handle_option): Removed code to handle
12366 option '-lang-fortran'. Updated includes.
12367 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
12368 definition of '__GFORTRAN__'.
12369 (define__GNUC__): Reimplemented to use BASEVER and
12370 cpp_define_formatted.
12371 (builtin_define_with_value_n): Removed.
12372 * c-incpath.h: Renamed to ...
12373 * incpath.h: ... this.
12374 * c-incpath.c: Renamed to ...
12375 * incpath.c: ... this. Updated includes.
12376 * fix-header.c: Updated includes.
12377 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
12378 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
12379 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
12381 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12383 * tree.h: Update the table of flags used on tree nodes.
12384 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
12385 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
12386 (FORCED_LABEL): Add access check.
12387 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
12388 (ASM_INPUT_P): Likewise.
12389 (ASM_VOLATILE_P): Likewise.
12390 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
12391 (OMP_SECTION_LAST): Access private_flag directly.
12392 (OMP_RETURN_NOWAIT): Likewise.
12393 (OMP_PARALLEL_COMBINED): Likewise.
12394 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
12395 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
12396 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
12397 deprecated_flag directly.
12399 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
12401 * final.c (frame_pointer_needed): Removed.
12402 * flags.h (frame_pointer_needed): Likewise.
12404 * function.h (rtl_data): Add frame_pointer_needed.
12405 (frame_pointer_needed): New.
12407 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
12409 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
12411 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
12413 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
12416 2008-05-25 Alan Modra <amodra@bigpond.net.au>
12418 * c-common.c (strip_array_types): Move function to..
12420 (get_inner_array_type): Delete.
12421 * c-common.h (strip_array_types): Move declaration to..
12423 (get_inner_array_type): Delete.
12424 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
12425 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
12426 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
12427 * config/pa/pa.c (emit_move_sequence): Likewise.
12429 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
12431 * config/i386/i386.md (*sse_prologue_save_insn): Set length
12434 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
12436 * function.c: Include target hook for nonlocal_goto frame value.
12438 2008-05-24 Richard Guenther <rguenther@suse.de>
12440 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
12441 variable can be only accessed through a pointer or a union.
12443 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12445 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
12446 * doc/extend.texi: Likewise.
12448 2008-05-23 DJ Delorie <dj@redhat.com>
12450 * config/m32c/jump.md (untyped_call): Add.
12452 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
12453 for A24 to PSImode.
12454 (m32c_address_cost): Detail costs for indirect offsets.
12456 2008-05-23 Rafael Espíndola <espindola@google.com>
12458 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
12459 if a node is a SUBREG.
12460 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
12463 2008-05-23 Paul Brook <paul@codesourcery.com>
12464 Carlos O'Donell <carlos@codesourcery.com>
12466 * doc/extend.texi: Clarify use of __attribute__((naked)).
12467 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12468 * target.h (gcc_target): Add allocate_stack_slots_for_args.
12469 * function.c (use_register_for_decl): Use
12470 targetm.calls.allocate_stack_slots_for_args.
12471 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12472 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
12473 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
12475 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
12477 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
12479 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
12481 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
12482 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
12483 is only rounded once.
12485 2008-05-23 Richard Guenther <rguenther@suse.de>
12487 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
12489 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
12490 Jakub Jelinek <jakub@redhat.com>
12493 * configure.ac: Handle --enable-cld.
12494 * configure: Regenerated.
12495 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
12496 * config/i386/i386.h (struct machine_function): Add needs_cld field.
12497 (ix86_current_function_needs_cld): New define.
12498 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
12499 (cld): New isns pattern.
12500 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
12501 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
12502 * config/i386/i386.opt (mcld): New option.
12503 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
12504 TARGET_CLD and ix86_current_function_needs_cld.
12505 (override_options): Use -mcld by default for 32-bit code if
12508 * doc/install.texi (Options specification): Document --enable-cld.
12509 * doc/invoke.texi (Machine Dependent Options)
12510 [i386 and x86-64 Options]: Add -mcld option.
12511 (Intel 386 and AMD x86-64 Options): Document -mcld option.
12513 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
12514 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
12515 (return_in_memory_64): Likewise.
12516 (return_in_memory_ms_64): Likewise.
12518 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12520 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
12521 * builtins.c (fold_builtin_fpclassify): New.
12522 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
12523 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12524 * c-common.c (handle_type_generic_attribute): Adjust to accept
12525 fixed arguments before an elipsis.
12526 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
12527 * doc/extend.texi: Document __builtin_fpclassify.
12529 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
12531 * omp-low.c (gate_expand_omp_ssa): Remove.
12532 (pass_expand_omp_ssa): Remove.
12533 (gate_expand_omp): Do not check for flag_openmp_ssa.
12534 * common.opt (-fopenmp-ssa): Remove.
12535 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
12537 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
12539 * config/sh/sh.opt (mfixed-range): New option.
12540 * config/sh/sh-protos.h (sh_fix_range): Declare.
12541 * config/sh/sh.c (sh_fix_range): New function.
12542 * config/sh/sh.h (sh_fixed_range_str): Declare.
12543 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12545 * doc/invoke.texi (SH Options): Document -mfixed-range.
12547 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12549 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12550 it before the redeclaration.
12552 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12554 * config/avr/avr.c (get_sequence_length): Add new function.
12555 (expand_prologue, expand_epilogue): Remove duplicate code.
12557 2008-05-22 Rafael Espíndola <espindola@google.com>
12559 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12562 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12564 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12565 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12567 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12568 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12569 (vect_update_misalignment_for_peel): Likewise.
12570 (vector_alignment_reachable_p): Likewise.
12571 * tree-vect-transform.c (vectorizable_load): Likewise.
12572 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12573 (get_vectype_for_scalar_type): Pass mode of scalar_type
12574 to UNITS_PER_SIMD_WORD.
12576 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12577 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12578 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12579 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12580 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12582 2008-05-22 Ira Rosen <irar@il.ibm.com>
12584 PR tree-optimization/36293
12585 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12586 if the first load must be skipped because of a gap.
12588 2008-05-22 Richard Guenther <rguenther@suse.de>
12590 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12591 more cases of offset disambiguation that is possible if
12592 strict-aliasing rules apply.
12593 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12594 for basic offset and type-based disambiguation.
12596 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12598 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12599 ix86_expand_vector_set on V16QImode for SSE4.1.
12601 2008-05-21 Tom Tromey <tromey@redhat.com>
12603 * c.opt (Wimport): Mark as undocumented.
12604 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12606 (Warning Options): Likewise.
12607 * doc/cppopts.texi: Don't mention -Wimport.
12609 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12611 PR tree-optimization/36287
12612 PR tree-optimization/36286
12613 * lambda-code.c (build_access_matrix): Do not use the loop->num
12614 for computing the number of induction variables: use the loop depth
12617 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12620 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12621 option -f(no-)leading-underscore.
12623 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12625 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12626 GET_MODE_NUNITS (mode).
12628 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12630 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12631 (-mmulhw): Add 464 to description.
12632 (-mdlmzb): Likewise.
12633 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12634 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12636 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12637 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12638 * config/rs6000/rs6000.md: Update comments for 464.
12640 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12642 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12644 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12646 * config/i386/sse.md (vec_extractv4sf): Removed.
12647 (vec_extractv2df): Likewise.
12648 (vec_extractv2di): Likewise.
12649 (vec_extractv4si): Likewise.
12650 (vec_extractv8hi): Likewise.
12651 (vec_extractv16qi): Likewise.
12652 (vec_extract<mode>): New.
12654 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12656 * config/i386/sse.md (vec_setv4sf): Removed.
12657 (vec_setv2df): Likewise.
12658 (vec_setv2di): Likewise.
12659 (vec_setv4si): Likewise.
12660 (vec_setv8hi): Likewise.
12661 (vec_setv16qi): Likewise.
12662 (vec_set<mode>): New.
12664 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12666 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12667 goto for vec_concat and vec_interleave.
12669 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12671 * config/i386/sse.md (vec_initv4sf): Removed.
12672 (vec_initv2df): Likewise.
12673 (vec_initv2di): Likewise.
12674 (vec_initv4si): Likewise.
12675 (vec_initv8hi): Likewise.
12676 (vec_initv16qi): Likewise.
12677 (vec_init<mode>): New.
12679 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12681 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12683 2008-05-21 Tom Tromey <tromey@redhat.com>
12685 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12686 (zone_find_object_offset): Likewise.
12687 (gt_ggc_m_S): Likewise.
12688 (highest_bit): Likewise.
12689 * ggc-page.c (gt_ggc_m_S): New function.
12690 * stringpool.c (string_stack): Remove.
12691 (init_stringpool): Update.
12692 (ggc_alloc_string): Use ggc_alloc.
12693 (maybe_delete_ident): New function.
12694 (ggc_purge_stringpool): Likewise.
12695 (gt_ggc_m_S): Remove.
12696 * ggc-common.c (ggc_protect_identifiers): New global.
12697 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12698 ggc_protect_identifiers.
12699 * ggc.h (ggc_protect_identifiers): Declare.
12700 (gt_ggc_m_S): Update.
12701 (ggc_purge_stringpool): Declare.
12702 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12703 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12705 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12707 2008-05-21 David S. Miller <davem@davemloft.net>
12709 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12712 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12714 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12717 2008-05-20 David Daney <ddaney@avtrex.com>
12719 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12720 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12721 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12722 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12723 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12724 (atomic_hiqi_op): New define_code_iterator.
12725 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12726 mips_expand_compare_and_swap_12.
12727 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12728 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12729 (sync_<optab><mode>, sync_old_<optab><mode>,
12730 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12731 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12732 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12733 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12734 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12735 (test_and_set_12): New insn.
12736 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12737 sync_new_<optab><mode>, sync_old_nand<mode>,
12738 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12739 clobber to operand 0 for SI and DI mode insns.
12740 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12741 mips_gen_fn_4): New typedefs.
12742 (mips_gen_fn_ptrs): Define new union type.
12743 (mips_expand_compare_and_swap_12): Remove declaration.
12744 (mips_expand_atomic_qihi): Declare function.
12745 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12746 (mips_expand_atomic_qihi): ... this. Use new generator function
12748 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12749 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12750 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12751 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12752 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12753 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12754 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12755 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12756 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12757 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12760 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12762 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12765 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12767 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12768 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12769 (avr_attribute_table): Add 'OS_main' function attribute.
12770 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12771 functions with 'OS_main' attribute.
12773 2008-05-20 Richard Guenther <rguenther@suse.de>
12775 PR tree-optimization/35204
12776 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12777 helper, split out from ...
12778 (DFS): ... here. Make the DFS walk non-recursive.
12780 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12781 Jan Sjodin <jan.sjodin@amd.com>
12783 PR tree-optimization/36181
12784 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12785 (parallelize_loops): Don't parallelize when the loop has vector
12788 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12789 Sebastian Pop <sebastian.pop@amd.com>
12791 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12792 matrix, and never look at the tree representation of the memory
12794 (linear_transform_loops): Computes parameters and access matrices.
12795 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12797 (access_matrix_get_index_for_parameter): New.
12798 * tree-data-ref.h (struct access_matrix): New.
12799 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12800 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12801 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12802 am_vector_index_for_loop): New.
12803 (struct data_reference): Add field access_matrix.
12804 (DR_ACCESS_MATRIX): New.
12805 (compute_data_dependences_for_loop): Update declaration.
12806 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12807 * lambda.h (lambda_vector_vec_p): Declared.
12808 * lambda-code.c: Depend on pointer-set.h.
12809 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12810 av_for_af_base, av_for_af, build_access_matrix,
12811 lambda_compute_access_matrices): New.
12812 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12814 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12816 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12817 $SOURCEDIR/include.
12819 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12820 Sebastian Pop <sebastian.pop@amd.com>
12822 PR tree-optimization/36206
12823 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12825 (instantiate_scev_1): Rename flags to fold_conversions.
12826 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12827 outeside instantiation_loop.
12828 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12829 (evolution_function_is_affine_or_constant_p): Removed.
12830 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12832 (analyze_siv_subscript): Pass in the loop nest number.
12833 Call evolution_function_is_affine_in_loop instead of
12834 evolution_function_is_affine_p.
12835 (analyze_overlapping_iterations): Pass in the loop nest number.
12837 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12838 Sebastian Pop <sebastian.pop@amd.com>
12840 PR tree-optimization/36206
12841 * tree-chrec.h (chrec_fold_op): New.
12842 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12845 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12847 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12849 (remove_duplicates): Do not set inode on non-inode systems.
12852 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12854 * config.gcc (tm_file): Update comments about relative pathnames.
12856 2008-05-20 Richard Guenther <rguenther@suse.de>
12858 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12859 * tree-ssa-sccvn.c (process_scc): Likewise.
12860 * tree-ssa-sink.c (execute_sink_code): Likewise.
12861 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12862 * tree-vrp.c (process_assert_insertions): Likewise.
12863 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12864 (perform_tree_ssa_dce): Likewise.
12865 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12866 (dump_dominator_optimization_stats): Likewise.
12867 * tree-vectorizer.c (vectorize_loops): Likewise.
12869 2008-05-20 Richard Guenther <rguenther@suse.de>
12871 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12873 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12875 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12876 (ix86_i386elf_return_in_memory): Likewise.
12877 (ix86_i386interix_return_in_memory): Likewise.
12878 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12879 (SUBTARGET_RETURN_IN_MEMORY): New.
12880 * config/i386/i386elf.h: Likewise.
12881 * config/i386/ptx4-i.h: Likewise.
12882 * config/i386/sol2-10.h: Likewise.
12883 * config/i386/sysv4.h: Likewise.
12884 * config/i386/vx-common.h: Likewise.
12885 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12886 * config/i386/i386.c (ix86_return_in_memory): Made static and
12887 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12888 (ix86_i386elf_return_in_memory): Removed.
12889 (ix86_i386interix_return_in_memory): Removed.
12890 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12891 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12893 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12895 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12897 2008-05-19 Xinliang David Li <davidxl@google.com>
12899 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12901 * common.opt: Ditto.
12902 * doc/invoke.texi: Ditto.
12904 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12906 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12907 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12909 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12911 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12912 sizes of operand array from 8/4 to 4/2.
12913 (ix86_expand_vector_init_general): Change size of operand array
12914 from 32 to 16. Remove op0, op1 and half_mode.
12916 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12918 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12919 (ix86_expand_vector_init_interleave): Likewise.
12920 (ix86_expand_vector_init_general): Use them. Assert
12921 word_mode == SImode when n_words == 4.
12923 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12925 * config/i386/i386.c (ix86_secondary_reload): New static function.
12926 (TARGET_SECONDARY_RELOAD): New define.
12927 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12928 * config/i386/i386.md (reload_outqi): Remove.
12930 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12932 PR middle-end/35509
12933 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12934 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12935 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12936 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12937 (fold_builtin_1): Likewise.
12938 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12939 c-common.c (check_builtin_function_arguments): Handle
12940 BUILT_IN_ISINF_SIGN.
12941 * doc/extend.texi: Document __builtin_isinf_sign.
12942 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12944 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12946 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12947 EH cleanup at the end of the pass, search for those that have been
12948 turned into forwarder blocks and do the cleanup on their successor.
12950 2008-05-18 Richard Guenther <rguenther@suse.de>
12952 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12953 pointers to sizetype and vice versa.
12955 2008-05-18 Xinliang David Li <davidxl@google.com>
12957 * gcc/tree-ssa-dce.c: Coding style fix.
12958 (check_pow): Documentation comment.
12959 (check_log): Documenation comment. Coding style fix.
12960 (is_unnecessary_except_errno_call): Ditto.
12961 (gen_conditions_for_pow): Ditto.
12962 (gen_conditions_for_log): Ditto.
12963 (gen_shrink_wrap_conditions): Ditto.
12964 (shrink_wrap_one_built_in_calls): Ditto.
12965 * gcc/doc/invoke.texi: Better documentation string.
12966 * ChangeLog: Fix wrong change log entries from
12967 May 17 checkin on function call DCE.
12969 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12971 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12973 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12975 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12976 * df-problems.c (simulation routines): Fixed block comment to
12977 properly say how to add forwards scanning functions.
12979 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12981 * tree-inline.c (setup_one_parameter): Remove dead code.
12983 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12985 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12986 a BIT_AND_EXPR only for an INTEGER_TYPE.
12988 2008-05-17 Xinliang David Li <davidxl@google.com>
12990 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12991 (check_pow, check_log, is_unnecessary_except_errno_call): New
12992 functions to check for eliminating math functions that are pure
12993 except for setting errno.
12994 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12995 general condition expressions for shrink-wrapping pow/log calls.
12996 (gen_shrink_wrap_conditions): Ditto.
12997 (shrink_wrap_one_built_in_call): Ditto.
12998 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12999 (mark_operand_necessary): If debugging, output if OP is necessary.
13000 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
13002 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
13004 * gcc/common.opt: New user flag -ftree-builtin-dce.
13005 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
13007 2008-05-16 David S. Miller <davem@davemloft.net>
13009 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
13010 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13012 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
13015 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
13017 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13019 * ifcvt.c (dead_or_predicable): Rename
13020 df_simulate_one_insn_backwards to df_simulate_one_insn.
13021 * recog.c (peephole2_optimize): Ditto.
13022 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
13024 * df.h: Rename df_simulate_one_insn_backwards to
13025 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
13026 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
13027 scanning of defs and uses.
13028 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
13029 (df_simulate_one_insn_forwards): Removed.
13031 2008-05-16 Doug Kwan <dougkwan@google.com>
13033 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
13035 (real_from_string): Handle NaNs and Inf as approriate.
13037 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13039 * doc/gty.texi (Source Files Containing Type Information): Note
13040 that headers should appear first in the gtfiles list.
13042 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13044 * tree.def (COND_EXEC): Properly documented this code.
13046 2008-05-16 Diego Novillo <dnovillo@google.com>
13048 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
13049 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
13052 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13054 * tree-ssa-dse (max_stmt_uid): Removed.
13055 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
13056 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
13057 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
13058 * function.h (cfun.last_stmt_uid): New field.
13059 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
13060 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
13062 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
13063 (create_stmt_ann): Initialize the ann->uid field.
13064 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
13066 * tree-flow.h (renumber_gimple_stmt_uids): New function.
13068 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13070 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
13071 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
13072 (init_empty_tree_cfg): Call it.
13074 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13076 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
13079 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13081 * doc/invoke.text (-fdump-tree-*-verbose): New option.
13082 * tree-dump.c (dump_options): New verbose option.
13083 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
13085 * tree-pass.h (TDF_VERBOSE): New dump flag.
13086 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
13087 (tree-flow.h): Added include.
13088 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
13090 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
13092 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
13094 From Jie Zhang <jie.zhang@analog.com>
13095 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13096 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
13097 mcpu=bf561-none and mcpu=bf561-0.2.
13098 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13099 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13100 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13101 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13102 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
13103 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
13104 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
13106 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
13107 (cputype_selected): Remove.
13108 (bfin_handle_option): Don't use cputype_selected.
13109 (override_options): When no mcpu option, enable all workarounds.
13110 Don't use bfin_workarounds.
13111 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
13113 (DEFAULT_CPU_TYPE): Don't define.
13115 2008-05-16 Richard Guenther <rguenther@suse.de>
13117 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
13118 on deletion of the last stmt.
13120 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13122 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
13123 V8HImode for SSE2 and V16QImode for SSE4.1.
13125 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
13127 * cgraph.h (compute_inline_parameters): Made public.
13128 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
13129 variable_generate_summary, function_write_summary,
13130 variable_write_summary, variable_read_summary. Added generate_summary,
13131 write_summary, read_summary.
13132 * cgraphunit.c (cgraph_process_new_functions): Changed call from
13133 pass_ipa_inline.function_generate_summary, to
13134 compute_inline_parameters.
13135 * ipa-inline.c (compute_inline_parameters): Made public and added
13137 (compute_inline_parameters_for_current): New function.
13138 (pass_inline_param): Now calls compute_inline_parameters_for_current.
13139 (inline_generate_summary): Removed parameter and made to loop over
13141 (pass_ipa_inline): Updated for new IPA_PASS structure.
13142 * passes.c (execute_ipa_summary_passes): Now is called once per
13143 pass rather than once per node*pass.
13145 2008-05-15 Anatoly Sokolov <aesok@post.ru>
13147 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
13148 avr_have_mul_p, avr_asm_only_p): Remove variables.
13149 (avr_override_options): Remove initialization of removed variables.
13150 (avr_file_start): Convert removed variables to fields of
13151 'struct base_arch_s *avr_current_arch'.
13152 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
13153 (AVR_HAVE_MUL): (Ditto.).
13154 (AVR_HAVE_MOVW): (Ditto.).
13155 (AVR_HAVE_LPMX): (Ditto.).
13156 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
13157 avr_asm_only_p): Remove declaration.
13159 2008-05-15 Diego Novillo <dnovillo@google.com>
13161 * config/arm/arm.c (arm_return_in_memory): Fix return type.
13162 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
13164 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
13166 PR middle-end/36194
13167 * combine.c (check_conversion): Rename back to check_promoted_subreg.
13168 Don't call record_truncated_value from here.
13169 (record_truncated_value): Turn it into a for_each_rtx callback.
13170 (record_truncated_values): New function.
13171 (combine_instructions): Call note_uses with record_truncated_values.
13172 Change name of check_conversion to check_promoted_subreg.
13174 2008-05-15 Janis Johnson <janis187@us.ibm.com>
13176 * doc/sourcebuild.texi: Document support for torture tests.
13178 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13180 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
13181 to alternative 4 of operand 2.
13183 2008-05-15 Richard Guenther <rguenther@suse.de>
13185 * tree-pass.h (current_pass): Declare.
13186 (get_pass_for_id): Likewise.
13187 * passes.c (passes_by_id, passes_by_id_size): New globals.
13188 (set_pass_for_id): New function.
13189 (get_pass_for_id): Likewise.
13190 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
13191 (execute_function_todo): Flush per function statistics.
13192 * toplev.c (compile_file): Init statistics.
13193 (general_init): Do early statistics initialization.
13194 (finalize): Finish statistics.
13195 * statistics.h (statistics_early_init): Declare.
13196 (statistics_init): Likewise.
13197 (statistics_fini): Likewise.
13198 (statistics_fini_pass): Likewise.
13199 (statistics_counter_event): Likewise.
13200 (statistics_histogram_event): Likewise.
13201 * statistics.c: New file.
13202 * Makefile.in (OBJS-common): Add statistics.o.
13203 (statistics.o): Add dependencies.
13204 * doc/invoke.texi (-fdump-statistics): Document.
13206 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
13207 (insert): Likewise.
13208 (execute_pre): Use statistics_counter_event.
13209 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
13210 (substitute_and_fold): Increment it. Use statistics_counter_event.
13212 2008-05-15 Diego Novillo <dnovillo@google.com>
13214 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
13216 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
13217 * tree-ssa-alias.c (new_type_alias): Remove references to
13218 sub-variables from comment.
13219 * tree-ssa-operands.c (swap_tree_operands): Likewise.
13221 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13223 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
13224 attribute to 1 only for insertps alternative.
13226 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13228 * config/bfin/bfin.md (loadbytes): New pattern.
13229 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
13230 (bfin_init_builtins): Initialize it.
13231 (bdesc_1arg): Add it.
13233 2008-05-15 Sa Liu <saliu@de.ibm.com>
13235 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
13236 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
13237 * testsuite/lib/target-supports.exp: Add
13238 check_effective_target_fortran_integer_16.
13240 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13242 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
13243 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
13244 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
13245 (TARGET_RETURN_IN_MEMORY): Define.
13247 2008-05-15 Richard Guenther <rguenther@suse.de>
13249 PR middle-end/36244
13250 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
13251 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
13252 represent unmodifiable vars.
13254 2008-05-15 Richard Guenther <rguenther@suse.de>
13256 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
13257 INDIRECT_REF and TARGET_MEM_REF.
13258 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13261 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13262 H.J. Lu <hongjiu.lu@intel.com>
13264 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
13265 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
13266 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
13267 insn alternatives. Add missing alternatives.
13268 (*vec_concatv2di_rex64_sse4_1): Likewise.
13269 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
13270 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
13271 Require TARGET_SSE.
13273 2008-05-15 Richard Guenther <rguenther@suse.de>
13275 PR tree-optimization/36009
13276 PR tree-optimization/36204
13277 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
13278 (determine_invariantness_stmt): Record the loop a store is
13279 always executed in.
13280 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
13283 2008-05-15 Richard Guenther <rguenther@suse.de>
13285 PR tree-optimization/34330
13286 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
13287 through the pointer will alias the SMT.
13289 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
13291 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
13293 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
13295 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
13297 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13298 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13300 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
13301 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
13302 (vashl_optab): New optab for vector/vector shifts.
13303 (vashr_optab): Ditto.
13304 (vlshr_optab): Ditto.
13305 (vrotl_optab): Ditto.
13306 (vrotr_optab): Ditto.
13307 (optab_subtype): New enum for optab_for_tree_code call.
13308 (optab_for_tree_code): Add enum optab_subtype argument.
13310 * optabs.c (optab_for_tree_code): Take an additional argument to
13311 distinguish between a vector shift by a scalar and vector shift by
13312 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
13313 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
13314 vector shift by a vector.
13315 (expand_widen_pattern_expr): Pass additional argument to
13316 optab_for_tree_code.
13318 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
13319 vrotl_optab, vrotr_optab.
13321 * expr.c (expand_expr_real_1): Update calls to
13322 optab_for_tree_code to distinguish between vector shifted by a
13323 scalar and vector shifted by a vector.
13324 * tree-vectorizer.c (supportable_widening_operation): Ditto.
13325 (supportable_narrowing_operation): Ditto.
13326 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
13327 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
13328 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
13329 (vect_create_epilog_for_reduction): Ditto.
13330 (vectorizable_reduction): Ditto.
13331 (vectorizable_operation): Ditto.
13332 (vect_strided_store_supported): Ditto.
13333 (vect_strided_load_supported): Ditto.
13334 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13335 * expmed.c (expand_shift): Ditto.
13337 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
13339 (ashr@var{m}3): Ditto.
13340 (vashl@var{m}3): Document new vector/vector shift standard name.
13341 (vashr@var{m}3): Ditto.
13342 (vlshr@var{m}3): Ditto.
13343 (vrotl@var{m}3): Ditto.
13344 (vrotr@var{m}3): Ditto.
13346 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
13347 (PPERM_INVERT): Ditto.
13348 (PPERM_REVERSE): Ditto.
13349 (PPERM_REV_INV): Ditto.
13350 (PPERM_ZERO): Ditto.
13351 (PPERM_ONES): Ditto.
13352 (PPERM_SIGN): Ditto.
13353 (PPERM_INV_SIGN): Ditto.
13354 (PPERM_SRC1): Ditto.
13355 (PPERM_SRC2): Ditto.
13357 * config/i386/sse.md (mulv2di3): Add SSE5 support.
13358 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
13359 allows a memory operand to be the value being added, and split it
13360 to improve vectorization.
13361 (sse5_pmacsdqh_mem): Ditto.
13362 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
13363 (sse5_mulv2div2di3_high): Ditto.
13364 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
13365 (vec_pack_trunc_v4si): Ditto.
13366 (vec_pack_trunc_v2di): Ditto.
13367 (sse5_pcmov_<mode>): Remove code that tried to use use
13368 andps/andnps instead of pcmov.
13369 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
13370 pmacsdqh instructions.
13371 (vec_widen_smult_lo_v4si): Ditto.
13373 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
13374 (PPERM_INVERT): Ditto.
13375 (PPERM_REVERSE): Ditto.
13376 (PPERM_REV_INV): Ditto.
13377 (PPERM_ZERO): Ditto.
13378 (PPERM_ONES): Ditto.
13379 (PPERM_SIGN): Ditto.
13380 (PPERM_INV_SIGN): Ditto.
13381 (PPERM_SRC1): Ditto.
13382 (PPERM_SRC2): Ditto.
13383 (ix86_expand_sse_movcc): Move the SSE5 test after the if
13385 (ix86_expand_int_vcond): If SSE5 generate all possible integer
13387 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
13388 says ignore whether the last reference is a memory operand.
13390 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13391 Paolo Bonzini <bonzini at gnu dot org>
13393 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
13396 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
13397 (vlshr<mode>3): Rename from vlshr<mode>3.
13398 (vashr<mode>3): Rename from vashr<mode>3.
13399 (mulv4sf3): Change the names of vector shift patterns.
13403 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
13406 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
13431 * config/spu/spu.md (v): New iterator macro to add v for vector types.
13432 (floatunssidf2_internal): Change vector/vector shift names.
13433 (floatunsdidf2_internal): Ditto.
13440 (vashl<mode>3): Rename from ashl<mode>3.
13441 (vashr<mode>3): Rename from ashr<mode>3.
13442 (vlshr<mode>3): Rename from lshr<mode>3.
13443 (vrotl<mode>3): Rename from rotl<mode>3.
13445 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13448 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
13449 multiply gives the wrong value when doing widening multiplies.
13450 (vec_widen_smult_lo_v4si): Ditto.
13452 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13454 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
13455 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
13456 emit_library_call_value.
13457 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
13458 * tree.h (ECF_LIBCALL_BLOCK): Removed.
13459 * calls.c (initialize_argument_information, precompute_arguments,
13460 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
13461 (precompute_arguments): Removed flags parameter.
13462 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
13464 2008-05-14 Richard Guenther <rguenther@suse.de>
13466 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
13467 Make sure to register the store if the use is a PHI_NODE.
13469 2008-05-14 Olivier Hainque <hainque@adacore.com>
13471 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
13472 memory if the component is to be referenced in BLKmode according
13473 to get_inner_reference.
13475 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
13477 * calls.c (emit_library_call_value_1): Restore code clearing
13478 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
13480 2008-05-14 Olivier Hainque <hainque@adacore.com>
13481 Nicolas Roche <roche@adacore.com>
13483 * configure.ac: Add support for a "gcc_subdir" variable in
13484 config-lang.in, to denote a subdirectory where the language/GCC
13485 integration files are to be found.
13486 * configure: Regenerate.
13488 2008-05-14 Ira Rosen <irar@il.ibm.com>
13490 PR tree-optimization/36098
13491 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
13492 value for the first load in the group in case of a gap.
13493 (vect_build_slp_tree): Check that there are no gaps in loads.
13495 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13497 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
13498 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
13499 expand_copysign_bit, ): Change call to emit_no_conflict_block to
13500 emit_insn and remove unneeded code to construct extra args.
13501 (emit_no_conflict_block): Removed.
13502 * optabls.h: (emit_no_conflict_block): Removed.
13503 * cse.c (cse_extended_basic_block): Remove search for
13504 REG_NO_CONFLICT note.
13505 * global.c: Removed incorrect comment added in revision 117.
13506 * expr.c (convert_move): Change call to emit_no_conflict_block to
13508 * recog.c: Change comments so that they do not mention
13510 * local_alloc.c (combine_regs): Removed last parameter.
13511 (no_conflict_p): Removed.
13512 (block_alloc): Removed note, no_conflict_combined_regno and set
13513 local vars. Removed all code to process REG_NO_CONFLICT blocks.
13514 (combine_regs): Removed already_dead and code to look for
13515 REG_NO_CONFLICT notes.
13516 * lower_subreg (remove_retval_note): Removed code to look for
13517 REG_NO_CONFLICT block.
13518 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
13519 (resolve_clobber): Remove code to process libcalls that have
13520 REG_NO_CONFLICT notes.
13521 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
13523 * combine.c (can_combine_p, distribute_notes): Removed
13524 REG_NO_CONFLICT case.
13525 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
13527 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
13528 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
13530 * reg-notes.def (NO_CONFLICT): Removed.
13532 2008-05-14 David S. Miller <davem@davemloft.net>
13534 * config/sparc/sparc.c (sparc_profile_hook): If
13535 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
13536 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
13537 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13539 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
13541 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13543 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13546 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13547 and op1 expansion before vector concat to have less live pseudos.
13549 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13551 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13552 ix86_expand_vector_set if supported.
13554 2008-05-13 Diego Novillo <dnovillo@google.com>
13555 Kenneth Zadeck <zadeck@naturalbridge.com>
13557 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13559 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13560 phinodes_print_statistics, init_ssanames, fini_ssanames,
13561 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13562 release_ssa_name, release_defs, replace_ssa_name_symbol,
13563 ssanames_print_statistics): Move ...
13564 * tree-flow.h: ... here.
13565 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13566 Use FN instead of cfun.
13567 (make_ssa_name_fn): Rename from make_ssa_name.
13568 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13569 * tree-flow-inline.h (make_ssa_name): Move from
13570 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13571 * omp-low.c (expand_omp_parallel):
13572 * tree-flow-inline.h (redirect_edge_var_map_result):
13573 * tree-ssa.c (init_tree_ssa): Add argument FN.
13574 Use it instead of cfun. Update all users.
13576 2008-05-13 Tom Tromey <tromey@redhat.com>
13578 PR preprocessor/22168:
13579 * doc/cpp.texi (Top): Update menu.
13580 (Alternatives to Wrapper #ifndef): New node.
13581 (Other Directives): Document deprecation.
13582 (Obsolete Features): Remove menu.
13583 (Assertions): Merge node into Obsolete Features.
13584 (Obsolete once-only headers): Move earlier; rename to Alternatives
13585 to Wrapper #ifndef.
13586 * doc/cppopts.texi: Update.
13587 * c.opt (Wdeprecated): Enable for C and ObjC.
13588 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13589 (C++ Dialect Options): Move -Wno-deprecated from here to...
13590 (Warning Options): ... here.
13592 2008-05-13 Richard Guenther <rguenther@suse.de>
13594 PR middle-end/36227
13595 * fold-const.c (fold_sign_changed_comparison): Do not allow
13596 changes in pointer-ness.
13598 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13601 * config/sh/sh.c (sh_expand_prologue): Don't clear
13602 RTX_FRAME_RELATED_P for push insns.
13604 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13606 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13608 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13610 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13611 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13612 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13614 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13616 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13617 (*vec_concatv4sf_sse): This.
13618 (*sse2_concatv2si): Renamed to ...
13619 (*vec_concatv2si_sse2): This.
13620 (*sse1_concatv2si): Renamed to ...
13621 (*vec_concatv2si_sse): This.
13622 (*vec_concatv2di_rex): Renamed to ...
13623 (*vec_concatv2di_rex64): This.
13624 (*vec_concatv2si_sse4_1): New.
13625 (*vec_concatv2di_rex64_sse4_1): Likewise.
13627 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13629 PR rtl-optimization/36111
13630 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13631 that was created for swappable operands.
13633 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13636 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13637 * configure.ac: Add call to ACX_PROG_GNAT.
13639 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13641 * optc-gen.awk: Fix comment typo.
13643 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13645 * pretty-print.c (pp_integer_with_precision): Use
13646 HOST_LONG_LONG_FORMAT.
13648 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13650 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13652 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13654 * config/i386/i386.c (bdesc_ptest): Removed.
13655 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13656 (bdesc_args): Add __builtin_ia32_ptestz128,
13657 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13658 (ix86_init_mmx_sse_builtins): Updated.
13659 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13660 (ix86_expand_builtin): Updated.
13662 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13664 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13665 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13667 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13669 * value-prof.c (interesting_stringop_to_profile): Do not
13670 return early for BUILT_IN_MEMPCPY.
13672 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13674 * calls.c (expand_call): Don't use callgraph to increase
13675 preferred_stack_boundary.
13677 * cgraph.h (cgraph_rtl_info): Use unsigned on
13678 preferred_incoming_stack_boundary.
13680 * final.c (rest_of_clean_state): Use unsigned on
13681 preferred_stack_boundary.
13683 2008-05-09 Tom Tromey <tromey@redhat.com>
13685 PR preprocessor/22231:
13686 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13689 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13691 PR tree-optimization/36129
13692 * tree-ssa-ccp.c: Include value-prof.h.
13693 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13694 built-in function was folded to a constant.
13695 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13697 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13698 Sebastian Pop <sebastian.pop@amd.com>
13700 * tree-scalar-evolution.c: Document instantiate_scev.
13701 (instantiate_parameters_1): Renamed instantiate_scev_1.
13702 Don't use the same loop for instantiation_loop and evolution_loop.
13703 (instantiate_scev): New.
13704 (instantiate_parameters): Moved...
13705 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13706 same loop twice. Maintains the semantics for this function.
13707 * tree-scalar-evolution.h (instantiate_scev): Declare.
13708 (instantiate_parameters): ...here. Now static inline.
13709 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13710 instead of resolve_mixers.
13712 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13714 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13716 2008-05-09 Tomas Bily <tbily@suse.cz>
13718 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13719 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13720 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13721 * c-common.c (c_common_truthvalue_conversion): Likewise.
13722 * tree-object-size.c (compute_object_offset): Likewise.
13723 * tree-inline.c (estimate_num_insns_1): Likewise.
13724 * varasm.c (const_hash_1, compare_constant, copy_constant)
13725 (compute_reloc_for_constant, output_addressed_constants)
13726 (initializer_constant_valid_p): Likewise.
13727 * c-omp.c (check_omp_for_incr_expr): Likewise.
13728 * gimplify.c (gimplify_expr): Likewise.
13729 * c-typeck.c (c_finish_return): Likewise.
13730 * tree-vectorizer.c (supportable_widening_operation)
13731 (supportable_narrowing_operation): Likewise.
13732 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13733 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13734 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13735 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13736 (descr_info_loc): Likewise.
13737 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13738 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13739 (fold_unary): Likewise.
13740 * builtins.c (get_pointer_alignment): Likewise.
13741 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13742 (instantiate_parameters_1): Likewise.
13743 * tree.c (expr_align, stabilize_reference): Likewise.
13744 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13745 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13746 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13747 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13748 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13749 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13751 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13752 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13753 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13754 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13755 (forward_propagate_comparison)
13756 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13757 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13758 * emit-rtl.c (component_ref_for_mem_expr)
13759 (set_mem_attributes_minus_bitpos): Likewise.
13760 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13761 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13763 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13764 (build_function_call, pointer_diff, build_compound_expr)
13765 (c_finish_return): Likewise.
13766 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13767 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13769 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13770 * expr.c (is_aligning_offset): Likewise.
13771 * tree-ssa-alias.c (is_escape_site): Likewise.
13772 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13773 (check_all_va_list_escapes): Likewise.
13774 * tree-ssa-loop-ivopts.c (determine_base_object)
13775 (determine_common_wider_type): Likewise.
13776 * dojump.c (do_jump): Likewise.
13777 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13778 * tree-gimple.c (is_gimple_cast): Likewise.
13779 * fold-const.c (decode_field_reference, )
13780 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13781 (fold_binary): Likewise.
13782 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13783 (already_warned_in_frontend_p): Likewise.
13784 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13785 * tree.c (really_constant_p, get_unwidened): Likewise.
13786 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13787 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13788 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13790 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13792 (CONVERT_EXPR_P): Define.
13793 (CASE_CONVERT): Define.
13795 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13797 PR middle-end/36117
13798 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13799 (delete_unmarked_insns): When deleting a call, call
13800 delete_unreachable_blocks.
13801 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13802 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13804 2008-05-08 Richard Guenther <rguenther@suse.de>
13806 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13807 (-ftree-salias): Likewise.
13808 (salias-max-implicit-fields): Remove param documentation.
13809 (salias-max-array-elements): Likewise.
13810 * tree-pass.h (pass_create_structure_vars): Remove.
13811 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13812 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13813 * tree-ssa-alias.c (create_structure_vars): Remove.
13814 (gate_structure_vars): Likewise.
13815 (pass_create_structure_vars): Likewise.
13816 (gate_build_alias): Likewise.
13817 (pass_build_alias): Adjust to run always and dump the function.
13818 * common.opt (ftree-salias): Hide.
13819 * passes.c (init_optimization_passes): Remove
13820 pass_create_structure_vars, adjust comment.
13821 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13822 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13823 * opts.c (decode_options): Do not set flag_tree_salias.
13824 (common_handle_option): Add OPT_ftree_salias to the backward
13825 compatibility section.
13827 2008-05-08 Richard Guenther <rguenther@suse.de>
13829 * tree-flow-inline.h (var_can_have_subvars): Move ...
13830 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13831 * tree-flow.h (var_can_have_subvars): Remove.
13832 (push_fields_onto_fieldstack): Remove.
13833 (sort_fieldstack): Likewise.
13834 (struct fieldoff): Move ...
13835 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13836 alias_set and base_for_components fields.
13837 (sort_fieldstack): Make static.
13838 (push_fields_onto_fieldstack): Likewise. Remove code that
13839 handles anything but RECORD_TYPEs. Remove alias_set and
13840 base_for_components handling.
13841 (create_variable_info_for): Adjust.
13843 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13845 * common.opt (Wframe-larger-than=): Shorten the help message
13847 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13849 2008-05-08 Rafael Espíndola <espindola@google.com>
13851 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13853 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13854 trap and that both operands are gimple values.
13855 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13856 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13859 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13861 * read-rtl.c (join_c_conditions): Return the first string if the
13862 two strings are equal.
13864 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13866 * gensupport.h (pred_data): Add a "num_codes" field.
13867 (add_predicate_code): Declare.
13868 * gensupport.c (add_predicate_code): New function.
13869 (std_pred_table): Add an "allows_const_p" field.
13870 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13871 Remove the (incomplete) list of such codes from the codes field.
13872 (init_predicate_table): Use add_predicate_code. Add all
13873 RTX_CONST_OBJs if allows_const_p is true.
13874 * genrecog.c (process_define_predicate): Use add_predicate_code.
13876 2008-05-08 David Daney <ddaney@avtrex.com>
13877 Richard Sandiford <rsandifo@nildram.co.uk>
13879 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13880 special case of constant zero operands.
13881 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13882 old and new values. Special case constant zero values.
13883 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13885 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13886 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13888 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13891 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13892 similar RTX_CONST_OBJ before CONST_INT.
13894 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13896 * stmt.c (expand_stack_restore): Change sa mode if needed.
13898 2008-05-08 Richard Guenther <rguenther@suse.de>
13900 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13901 return type to bool.
13902 (ix86_sol10_return_in_memory): Likewise.
13903 (ix86_i386elf_return_in_memory): Likewise.
13904 (ix86_i386interix_return_in_memory): Likewise.
13905 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13906 (ix86_sol10_return_in_memory): Likewise.
13907 (ix86_i386elf_return_in_memory): Likewise.
13908 (ix86_i386interix_return_in_memory): Likewise.
13910 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13913 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13915 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13916 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13919 2008-05-08 Richard Guenther <rguenther@suse.de>
13921 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13922 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13923 (DR_SUBVARS): Remove.
13924 * tree-dfa.c (dump_subvars_for): Remove.
13925 (debug_subvars_for): Likewise.
13926 (dump_variable): Do not dump subvars.
13927 (remove_referenced_var): Do not remove subvars.
13928 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13929 (lookup_subvars_for_var): Remove.
13930 (get_subvars_for_var): Likewise.
13931 (get_subvars_at): Likewise.
13932 (get_first_overlapping_subvar): Likewise.
13933 (overlap_subvar): Likewise.
13934 * tree-flow.h (subvar_t): Remove.
13935 (struct var_ann_d): Remove subvars field.
13936 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13937 argument. Remove special handling of SFTs.
13938 (compute_tag_properties): Likewise.
13939 (set_initial_properties): Likewise.
13940 (compute_call_clobbered): Likewise.
13941 (count_mem_refs): Likewise.
13942 (compute_memory_partitions): Likewise.
13943 (compute_flow_insensitive_aliasing): Likewise.
13944 (setup_pointers_and_addressables): Likewise.
13945 (new_type_alias): Likewise.
13946 (struct used_part): Remove.
13947 (used_portions): Likewise.
13948 (struct used_part_map): Likewise.
13949 (used_part_map_eq): Likewise.
13950 (used_part_map_hash): Likewise.
13951 (free_used_part_map): Likewise.
13952 (up_lookup): Likewise.
13953 (up_insert): Likewise.
13954 (get_or_create_used_part_for): Likewise.
13955 (create_sft): Likewise.
13956 (create_overlap_variables_for): Likewise.
13957 (find_used_portions): Likewise.
13958 (create_structure_vars): Likewise.
13959 * tree.def (STRUCT_FIELD_TAG): Remove.
13960 * tree.h (MTAG_P): Adjust.
13961 (struct tree_memory_tag): Remove base_for_components and
13962 unpartitionable flags.
13963 (struct tree_struct_field_tag): Remove.
13964 (SFT_PARENT_VAR): Likewise.
13965 (SFT_OFFSET): Likewise.
13966 (SFT_SIZE): Likewise.
13967 (SFT_NONADDRESSABLE_P): Likewise.
13968 (SFT_ALIAS_SET): Likewise.
13969 (SFT_UNPARTITIONABLE_P): Likewise.
13970 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13971 (union tree_node): Remove sft field.
13972 * alias.c (get_alias_set): Remove special handling of SFTs.
13973 * print-tree.c (print_node): Remove handling of SFTs.
13974 * tree-dump.c (dequeue_and_dump): Likewise.
13975 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13976 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13977 * tree-predcom.c (set_alias_info): Do not set subvars.
13978 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13979 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13980 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13981 (add_vars_for_offset): Remove.
13982 (add_virtual_operand): Remove special handling of SFTs.
13983 (add_call_clobber_ops): Likewise.
13984 (add_call_read_ops): Likewise.
13985 (get_asm_expr_operands): Likewise.
13986 (get_modify_stmt_operands): Likewise.
13987 (get_expr_operands): Likewise.
13988 (add_to_addressable_set): Likewise.
13989 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13990 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13991 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13992 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13993 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13994 (tree_node_structure): Likewise.
13995 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13997 (find_what_p_points_to): Likewise.
13999 2008-05-08 Sa Liu <saliu@de.ibm.com>
14001 * config/spu/spu.md: Fixed subti3 pattern.
14003 2008-05-08 Richard Guenther <rguenther@suse.de>
14005 PR middle-end/36154
14006 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
14007 sure to create a representative for trailing arrays for PTA.
14009 2008-05-08 Richard Guenther <rguenther@suse.de>
14011 PR middle-end/36172
14012 * fold-const.c (operand_equal_p): Two objects which types
14013 differ in pointerness are not equal.
14015 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14017 * calls.c (compute_argument_block_size): Add argument tree fndecl.
14018 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
14019 (emit_library_call_value_1): Add new variable fndecl initialized by
14020 NULL_TREE. It should be the decl type of orgfun, but this information
14021 seems not to be available here, so it uses the default calling abi.
14022 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
14023 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
14024 by TARGET_RETURN_IN_MEMORY.
14025 * config/i386/i386-interix.h: Likewise.
14026 * config/i386/i386.h: Likewise.
14027 * config/i386/i386elf.h: Likewise.
14028 * config/i386/ptx4-i.h: Likewise.
14029 * config/i386/sol2-10.h: Likewise.
14030 * config/i386/sysv4.h: Likewise.
14031 * config/i386/vx-common.h: Likewise.
14032 * config/cris/cris.h: Removed #if 0 clause.
14033 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
14034 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
14036 (ix86_sol10_return_in_memory): Likewise.
14037 (ix86_i386elf_return_in_memory): New.
14038 (ix86_i386interix_return_in_memory): New.
14039 * config/mt/mt-protos.h (mt_return_in_memory): New.
14040 * config/mt/mt.c: Likewise.
14041 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14042 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
14043 * config/bfin/bfin.h: Likewise.
14044 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
14046 * config/bfin/bfin.c: Likewise.
14047 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14048 * config/alpha/unicosmk.h: Likewise.
14049 * config/i386/cygming.h: Likewise.
14050 * config/iq2000/iq2000.h: Likewise.
14051 * config/mips/mips.h: Likewise.
14052 * config/mn10300/mn10300.h: Likewise.
14053 * config/rs6000/rs6000.h: Likewise.
14054 * config/score/score.h: Likewise.
14055 * config/spu/spu.h: Likewise.
14056 * config/v850/v850.h: Likewise.
14057 * defaults.h: Likewise.
14058 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
14059 * expr.c (emit_block_move): Adjust use of
14060 OUTGOING_REG_PARM_STACK_SPACE.
14061 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
14062 OUTGOING_REG_PARM_STACK_SPACE.
14063 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
14065 2008-05-08 Jakub Jelinek <jakub@redhat.com>
14067 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
14068 on OMP_RETURN for OMP_FOR.
14071 * dwarf2out.c (dw_expand_expr, common_check): Removed.
14072 (fortran_common): New function.
14073 (gen_variable_die): Call fortran_common instead of common_check,
14074 adjust for it returning tree instead of rtx. Formatting.
14076 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
14080 * see.c (see_copy_insn): Copy new pure const attributes for new call.
14081 * c-decl.c (merge_decls): Ditto.
14082 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
14083 to RTL_CONST_OR_PURE_CALL_P.
14084 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
14085 Initialized DECL_LOOPING_CONST_PURE.
14086 (process_call_operands): Set tree_side_effects properly.
14087 * tree.h (TREE_READONLY_DECL_P): Removed.
14088 (DECL_IS_PURE): Renamed to DECL_PURE_P.
14089 (DECL_LOOPING_OR_CONST_P): New macro.
14090 (struct tree_function_decl): Added looping_const_or_pure_p.
14091 (ECF_*) Renumbered.
14092 (ECF_LOOPING_OR_CONST_P): New macro.
14093 * rtlanal.c (pure_const_p): Removed.
14094 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
14095 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
14096 to RTL_CONST_CALL_P.
14097 * ipa-pure-const.c (pure_const_state_e): Added looping field.
14098 (check_decl, check_tree, check_call, scan_function): Initialize
14100 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
14101 (static_execute): Set looping true for recursive functions.
14102 Undo setting state to IPA_NEITHER for recursive functions.
14103 * cse.c (cse_insn):
14104 * ifcvt.c (noce_can_store_speculate_p): Changed
14105 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
14106 RTL_CONST_OR_PURE_CALL_P.
14107 * dse.c (scan_insn): Ditto.
14108 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
14109 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
14110 RTL_CONST_OR_PURE_CALL_P.
14111 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
14112 pure_call_p to RTL_CONST_CALL_P.
14113 * gimplify.c (gimplify_call_expr): Clear side effects for
14114 non-looping pure and constant calls.
14115 * calls.c (emit_call_1): Set rtl flags from ecf flags.
14116 (flags_from_decl_or_type): Set ecf flags from decl flags.
14117 (initialize_argument_information): Turn off
14118 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
14119 Change const to pure if callee_copies is true rather than just
14121 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
14122 way of marking pure calls.
14123 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
14124 Remove hack that was supposed to fix pr7335 and remove old
14125 way of marking pure calls.
14126 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
14127 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
14128 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
14129 RTL_CONST_OR_PURE_CALL_P.
14130 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
14131 * loop-invariant.c (find_exits, find_invariant_bb): Changed
14132 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
14133 * sched-deps.c (schedule_analyze): Ditto.
14134 * rtl.h (struct rtx_def): Use call field, unchanging field, and
14135 return_val field of calls to represent pure and const function info.
14136 (CONST_OR_PURE_CALL_P): Deleted macro.
14137 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14138 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
14139 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
14141 * tree-optimize.c (execute_fixup_cfg): Added test for
14142 ECF_LOOPING_CONST_OR_PURE.
14143 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
14145 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
14146 effects for looping pure or const calls.
14147 (verify_gimple_expr): Added verification code.
14148 * config/alpha/alpha.c (alpha_legitimize_address,
14149 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
14151 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
14152 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
14153 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
14154 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
14155 RTL_CONST_OR_PURE_CALL_P.
14156 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
14157 and const calls to be deleted.
14159 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14162 * config/i386/mmx.md (mmx_subv2sf3): New expander.
14163 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
14164 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
14165 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14166 to handle nonimmediate operands.
14167 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
14168 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
14169 to handle nonimmediate operands.
14170 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
14171 (mmx_pmulhrwv4hi3): New expander. Use
14172 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14173 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
14174 (sse2_umulv1siv1di3): New expander. Use
14175 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14176 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
14177 (mmx_eq<mode>3): New expander. Use
14178 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14179 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
14180 (mmx_uavgv8qi3): New expander. Use
14181 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14182 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
14183 (mmx_uavgv4hi3): New expander. Use
14184 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14186 * config/i386/sse.md
14187 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
14188 to handle nonimmediate operands.
14189 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
14190 to handle nonimmediate operands.
14191 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
14192 to handle nonimmediate operands.
14193 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
14194 to handle nonimmediate operands.
14195 (sse2_unpckhpd_exp): New expander. Use
14196 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14197 (sse2_unpcklpd_exp): New expander. Use
14198 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14199 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
14200 to handle nonimmediate operands.
14201 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
14202 to handle nonimmediate operands.
14203 (*sse2_<plusminus_insn><mode>3): Rename from
14204 sse2_<plusminus_insn><mode>3 insn pattern.
14205 (sse2_<plusminus_insn><mode>3): New expander. Use
14206 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14207 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
14208 (sse2_umulv2siv2di3): New expander. Use
14209 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14210 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
14211 (sse4_1_mulv2siv2di3): New expander. Use
14212 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14213 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
14214 (sse2_pmaddwd): New expander. Use
14215 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14216 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
14217 (sse2_eq<mode>3): New expander. Use
14218 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14219 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
14220 (sse4_1_eqv2di3): New expander. Use
14221 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14222 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14223 (sse2_uavgv16qi3): New expander. Use
14224 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14225 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14226 (sse2_uavgv16qi3): New expander. Use
14227 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14228 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
14229 (sse2_uavgv8hi3): New expander. Use
14230 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14231 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
14232 (ssse3_pmulhrswv8hi3): New expander. Use
14233 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14234 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
14235 (ssse3_pmulhrswv4hi3): New expander. Use
14236 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14238 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
14239 (<sse>_vmmul<mode>3): Ditto.
14240 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
14242 (ssse3_pmaddubsw128): Use register_operand for operand 1.
14243 (ssse3_pmaddubsw): Ditto.
14245 * config/i386/i386.c (struct_builtin_description)
14246 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
14247 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
14248 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
14249 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
14250 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
14251 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
14252 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
14253 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
14254 (ix86_fixup_binary_operands): Assert that src1
14255 and src2 must have the same mode when swapped.
14256 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
14257 and ix86_binary_operator_ok. Do not force operands in registers
14260 2008-05-07 Jan Hubicka <jh@suse.cz>
14262 * cgraph.c (dump_cgraph_node): Update.
14263 * cgraph.h (cgraph_local_info): Break out inline summary.
14264 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
14266 * ipa-inline (inline_summary): New accestor function.
14267 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
14268 cgraph_decide_inlining, compute_inline_parameters): Update.
14269 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
14271 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14273 Cleanup ColdFire scheduling support and add V4 pipeline model.
14275 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
14276 (define_attr cpu): Add cfv4 value.
14277 (define_attr type, define_attr type1): Merge into a single 'type'
14278 attribute. Update all uses.
14279 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
14280 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
14282 (define_attr opx_mem, define_attr opy_mem): Remove.
14283 (define_attr op_mem): Clean up, update comment.
14284 (define_attr size): Use specific values instead of general int.
14285 (define_attr guess, define_attr split): Remove. Update all uses.
14286 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
14287 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
14288 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
14289 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
14290 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
14291 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
14292 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
14293 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
14294 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
14295 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
14296 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
14297 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
14298 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
14299 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
14300 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
14301 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
14302 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
14303 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
14304 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
14305 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
14306 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
14307 Update or set attributes.
14308 (stack_tie): New fake instruction.
14310 * config/m68k/m68k.h (TUNE_CFV4): New macro.
14311 (m68k_sched_attr_size): Update declaration.
14312 (m68k_sched_attr_type2): Remove.
14313 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
14314 Declare new bypass predicates.
14316 * config/m68k/m68k.c (m68k_sched_issue_rate,
14317 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
14319 (TARGET_SCHED_ISSUE_RATE,
14320 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
14321 (override_options): Handle scheduling for ColdFire V4 core.
14322 (m68k_expand_prologue): Emit stack_tie.
14323 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
14324 'OP_TYPE_FPN'. Update all uses.
14325 (sched_guess_p): Remove.
14326 (sched_address_type): Handle symbolic addresses.
14327 (sched_get_operand): New static function.
14328 (sched_operand_type): Merge into sched_attr_op_type.
14329 (sched_attr_op_type): Handle FP registers, handle quick constants,
14331 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
14332 (m68k_sched_attr_size): Update. Move logic to ...
14333 (sched_get_attr_size_int): New static function.
14334 (sched_get_opxy_mem_type): New static function.
14335 (m68k_sched_attr_op_mem): Update.
14336 (m68k_sched_attr_type2): Remove.
14337 (sched_cfv4_bypass_data): New static variable.
14338 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
14339 (m68k_sched_issue_rate): Implement scheduler hook.
14340 (struct _sched_ib: enabled_p): New field.
14341 (m68k_sched_variable_issue): Update. Handle V4.
14342 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
14343 sched_dump_class_func_t, sched_dump_split_class,
14344 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
14345 sched_dump_dfa_class, m68k_sched_dump): Remove.
14346 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
14348 (m68k_sched_init_global): Remove statisctics dumping, introduce
14349 sanity check that all instructions have pipeline reservations. Handle
14351 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14352 Handle ColdFire V4 core.
14353 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
14354 New static functions.
14355 (m68k_sched_address_bypass_p): New bypass predicate.
14356 (sched_get_indexed_address_scale): New static function.
14357 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
14359 * cf.md: Update comments.
14360 (define_attr type2): Remove. Use 'type' attribute instead.
14362 (cf_ib): Rename to cfv123_ib. Update all uses.
14363 (cf_oep): Rename to cfv123_oep. Update all uses.
14364 (cf_chr): Rename to cfv123_chr. Update all uses.
14365 (cf_mem): Rename to cfv123_mem. Update all uses.
14366 (cf_mac): Move to more appropriate place.
14367 (cfv123_guess): New automaton and cpu_unit.
14368 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
14369 Update uses of 'size' attribute. Handle before reload scheduling.
14370 (cfv123_guess): New dummy reservation for unhandled instructions.
14371 (cfv4_*): Pipeline description of ColdFire V4 core.
14372 (ignore): New reservation to handle 'ignore' type.
14374 2008-05-07 Ian Lance Taylor <iant@google.com>
14376 PR middle-end/36013
14377 * gimplify.c (find_single_pointer_decl_1): Don't look through
14379 (find_single_pointer_decl): Adjust comments.
14381 2008-05-07 Jakub Jelinek <jakub@redhat.com>
14383 PR middle-end/36137
14384 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
14385 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
14387 PR middle-end/36106
14388 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
14389 integral type rather than floating point, then VIEW_CONVERT_EXPR
14390 to the floating point type.
14392 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14394 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
14395 TFmode op0 to register.
14397 2008-05-07 Alan Modra <amodra@bigpond.net.au>
14399 * c-decl.c (grokdeclarator): Comment typo.
14401 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
14403 * tree-flow.h: Remove prototype for computed_goto_p.
14404 * tree-cfg.c (computed_goto_p): Make static.
14406 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
14409 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
14410 (contains_aligned_value_p): This. Handle _Decimal128.
14411 (ix86_function_arg_boundary): Only align _Decimal128 to its
14412 natural boundary and handle it properly.
14414 2008-05-06 Martin Jambor <mjambor@suse.cz>
14416 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
14417 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
14418 (ipcp_method_set_orig_node): Removed.
14419 (ipcp_cval_get_cvalue_type): Removed.
14420 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
14421 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
14422 (ipcp_cval_set_cvalue_type): Removed.
14423 (ipcp_cval_get_cvalue): Removed.
14424 (ipcp_cval_set_cvalue): Removed.
14425 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
14426 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
14427 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
14428 (ipcp_cval_meet): Renamed to ipa_lattice_meet
14429 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
14430 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
14431 (ipcp_get_ith_lattice): Changed parameters.
14432 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
14433 (ipcp_lattice_from_jfunc): Changed parameters.
14434 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
14435 (ipcp_method_cval_print): Added temporary variable info.
14436 (ipcp_redirect): Removed already unused local variable caller.
14437 (ipcp_redirect): New temporary variable orig_callee_info
14438 (ipcp_redirect): Removed newly unused local variable callee.
14439 (ipcp_redirect): Removed (a bit confusing) local variable type.
14440 (ipcp_insert_stage): Added local variable info.
14441 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
14443 (ipcp_formal_create): Removed.
14444 (ipcp_method_cval_set): Removed.
14445 (ipcp_propagate_stage): Renamed lattice variables.
14446 (ipcp_method_cval_set_cvalue_type): Removed.
14447 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
14448 (ipcp_print_all_lattices): Changed printed strings to refer to
14449 lattices rather than cvals.
14450 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
14451 (ipcp_propagate_const): Changed formal parameters.
14452 (build_const_val): Changed formal parameters.
14453 (ipcp_insert_stage): Removed useless variable cvalue
14454 (build_const_val): Changed formal parameters.
14455 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
14456 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
14457 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
14458 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
14459 (ipcp_print_func_profile_counts): Changed string from "method" to
14461 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
14462 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
14463 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
14464 (ipcp_structures_print): Renamed to ipcp_print_all_structures
14465 (ipcp_profile_print): Renamed to ipcp_print_profile_data
14466 (ipcp_lat_is_const): Changed parameters and made inline.
14467 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
14468 (ipcp_redirect): Renamed to ipcp_need_redirect_p
14469 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
14470 the predicate condition directly
14471 (ipcp_propagate_stage): Added local variable args. Removed local
14472 variable callee. (Both are mere code simplifications.)
14473 (ipcp_method_dont_insert_const): Renamed to
14474 ipcp_node_not_modifiable_p.
14475 (ipcp_node_not_modifiable_p): Made inline.
14476 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
14477 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
14478 (ipcp_print_all_lattices): Removed variable cvalue
14479 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
14482 2008-05-06 Olivier Hainque <hainque@adacore.com>
14484 * tree-sra.c (try_instantiate_multiple_fields): Early return
14485 if field has POINTER_TYPE.
14487 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
14489 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
14490 by using 'q' specifier for instruction.
14491 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
14493 2008-05-06 Anatoly Sokolov <aesok@post.ru>
14495 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14496 Change mode of zero_extract from QImode to HImode.
14497 (sign bit tests peepholes): (Ditto.).
14499 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
14501 * config/i386/mmx.md: Remove double backslashes from asm templates.
14502 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
14503 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14504 to handle nonimmediate operands.
14505 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
14506 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14507 to handle nonimmediate operands.
14508 (*mmx_<code>v2sf3_finite): New insn pattern.
14509 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
14510 (mmx_<code>v2sf3): New expander. Use
14511 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14512 (mmx_<plusminus_insn><mode>3): New expander. Use
14513 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14514 (*mmx_<plusminus_insn><mode>3): New insn pattern.
14515 (mmx_add<mode>3): Removed.
14516 (mmx_ssadd<mode>3): Ditto.
14517 (mmx_usadd<mode>3): Ditto.
14518 (mmx_sub<mode>3): Ditto.
14519 (mmx_sssub<mode>3): Ditto.
14520 (mmx_ussub<mode>3): Ditto.
14521 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
14522 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
14523 to handle nonimmediate operands.
14524 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
14526 (mmx_smulv4hi3_highpart): New expander. Use
14527 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14528 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
14530 (mmx_umulv4hi3_highpart): New expander. Use
14531 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14532 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
14533 (mmx_<code>v4hi3): New expander. Use
14534 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14535 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
14536 (mmx_<code>v8qi3): New expander. Use
14537 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14538 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
14539 (mmx_<code><mode>3): New expander. Use
14540 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14542 2008-05-05 Jan Hubicka <jh@suse.cz>
14544 PR tree-optimization/36118
14545 * passes.c (pass_init_dump_file): Fix dump header.
14547 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14549 PR middle-end/36141
14550 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14551 VCE for function decls.
14553 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14555 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14557 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14559 * config/i386/i386.md (sat_plusminus): New.
14560 (plusminus_insn): Likewise.
14561 (plusminus_mnemonic): Likewise.
14563 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14564 (*<addsub><mode>3_cc_overflow): Renamed to ...
14565 (*<plusminus_insn><mode>3_cc_overflow): This.
14566 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14567 (*<plusminus_insn>si3_zext_cc_overflow): This.
14569 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14570 (<plusminus_insn><mode>3): This.
14571 (*<addsub><mode>3): Renamed to ...
14572 (*<plusminus_insn><mode>3): This.
14573 (<sse>_vm<addsub><mode>3): Renamed to ...
14574 (<sse>_vm<plusminus_insn><mode>3): This.
14575 (sse3_h<addsub>v4sf3): Renamed to ...
14576 (sse3_h<plusminus_insn>v4sf3): This.
14577 (sse3_h<addsub>v2df3): Renamed to ...
14578 (sse3_h<plusminus_insn>v2df3): This.
14579 (<plusminus_insn><mode>3): New.
14580 (*<plusminus_insn><mode>3): Likewise.
14581 (sse2_<plusminus_insn><mode>3): Likewise.
14582 (add<mode>): Removed.
14583 (*add<mode>3): Likewise.
14584 (sse2_ssadd<mode>3): Likewise.
14585 (sse2_usadd<mode>3): Likewise.
14586 (sub<mode>3): Likewise.
14587 (*sub<mode>3): Likewise.
14588 (sse2_sssub<mode>3): Likewise.
14589 (sse2_ussub<mode>3): Likewise.
14591 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14593 * gthr-single.h: Add in required interface elements as per gthr.h.
14594 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14595 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14596 Generalize UNUSED macro.
14597 (__gthread_once): Add.
14598 (__gthread_key_create): Add.
14599 (__gthread_key_delete): Add.
14600 (__gthread_getspecific): Add.
14601 (__gthread_setspecific): Add.
14603 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14605 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14606 the same size types for the indirect reference on the rhs, then
14609 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14611 * config/i386/i386.md
14612 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14613 one insn template instead of template series.
14614 (*xordi_1_rex64): Ditto.
14615 (*xordi_2_rex64): Ditto.
14617 2008-05-05 Ira Rosen <irar@il.ibm.com>
14619 PR tree-optimization/36119
14620 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14623 2008-06-04 Jan Hubicka <jh@suse.cz>
14625 tree-optimization/36100
14626 * tree-pass.h (pass_O0_always_inline): Declare.
14627 * ipa-inline.c (inline_transform): Remove dead code.
14628 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14629 pass_O0_always_inline): New.
14630 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14632 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14634 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14635 mnemonic in this_param move for TARGET_64BIT.
14637 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14639 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14640 (*strmovsi_rex_1): Ditto.
14641 (*strsetsi_1): Ditto.
14642 (*strsetsi_rex_1): Ditto.
14644 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14645 adddicc expanders using SWI mode iterator.
14647 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14650 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14653 2008-05-04 David S. Miller <davem@davemloft.net>
14655 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14656 (sparc*-*-linux*): Use linux.h in tm_file.
14657 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14658 compiler defaulting to 32-bit.
14659 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14661 * config/sparc/linux.h: Remove definitions now obtained
14662 properly from linux.h
14663 * config/sparc/linux64.h: Likewise.
14664 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14665 don't want this setting for 32-bit builds in a biarch compiler.
14666 * doc/install.texi: Add sparc-linux to list of targets
14667 supporting --enable-targets=all.
14669 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14671 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14673 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14675 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14676 after V4SI_FTYPE_V8HI.
14677 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14678 case V4SI_FTYPE_V2DF.
14680 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14682 * doc/invoke.texi (max-flow-memory-locations): Removed.
14683 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14685 2008-05-03 Richard Guenther <rguenther@suse.de>
14687 PR middle-end/34973
14688 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14690 2008-05-02 David S. Miller <davem@davemloft.net>
14692 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14694 2008-05-02 Simon Baldwin <simonb@google.com>
14697 * c-common.h (warn_array_subscript_range): Removed.
14698 * c-common.c (warn_array_subscript_range): Ditto.
14699 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14700 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14702 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14704 * config/i386/i386.c (ix86_special_builtin_type): New.
14705 (bdesc_special_args): Likewise.
14706 (ix86_expand_special_args_builtin): Likewise.
14707 (ix86_init_mmx_sse_builtins): Updated.
14708 (ix86_expand_builtin): Updated.
14709 (ix86_expand_store_builtin): Removed.
14710 (ix86_expand_unop_builtin): Likewise.
14712 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14713 * config/i386/mmintrin.h (__v2sf): Here.
14715 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14717 (_mm_loadl_pi): Likewise.
14718 (_mm_storeh_pi): Replace __v2si with __v2sf.
14719 (_mm_storel_pi): Likewise.
14721 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14722 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14723 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14724 __builtin_ia32_loadlpd.
14726 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14728 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14729 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14730 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14731 (ix86_init_mmx_sse_builtins): Updated.
14732 (ix86_expand_args_builtin): Likewise.
14733 (ix86_expand_builtin): Likewise.
14734 (ix86_expand_unop1_builtin): Renamed to ...
14735 (ix86_expand_unop_vec_merge_builtin): This.
14737 2008-05-01 Jan Hubicka <jh@suse.cz>
14740 * ipa-inline.c (inline_generate_summary): Make static.
14741 (inline_transform): Do not call inlining at -O0; make static.
14742 * passes.c (execute_todo): Add sanity check.
14743 (execute_one_ipa_transform_pass): Execute proper flags.
14745 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14747 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14748 (DECL_NONADDRESSABLE_P): Likewise.
14749 * alias.c (record_component_aliases): Fix comment.
14751 2008-05-01 Simon Baldwin <simonb@google.com>
14753 * c-common.h (warn_array_subscript_range): New function.
14754 * c-common.c (warn_array_subscript_range): Ditto.
14755 * tree-vrp.c (check_array_ref): Corrected code to agree with
14756 comment, ignoring only arrays of size 0 or size 1.
14757 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14759 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14761 * config/i386/i386.c (ix86_builtin_type): Replace
14762 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14763 (bdesc_args): Updated.
14764 (ix86_init_mmx_sse_builtins): Likewise.
14765 (ix86_expand_args_builtin): Likewise.
14767 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14770 * doc/extend.texi: Correct __builtin_ia32_palignr.
14772 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14775 * config/i386/i386.c (bdesc_crc32): Removed.
14776 (ix86_expand_crc32): Likewise.
14777 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14778 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14779 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14780 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14781 UINT_FTYPE_UINT_UCHAR.
14782 (bdesc_args): Updated. Add crc32 builtins.
14783 (ix86_init_mmx_sse_builtins): Updated.
14784 (ix86_expand_args_builtin): Updated to support subreg.
14786 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14788 2008-05-01 Jan Hubicka <jh@suse.cz>
14790 * tree-pass.h (opt_pass): Add IPA_PASS.
14791 (varpool_node, cgraph_node): Forward declare.
14792 (ipa_opt_pass): Define.
14793 (pass_ipa_inline): Turn into ipa_opt_pass.
14794 (pass_apply_inline): Remove.
14795 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14796 (apply_inline): Turn into ....
14797 (inline_transform): ... this one.
14798 (inline_generate_summary): New function.
14799 (pass_apply_inline): Remove.
14800 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14802 (struct function): Add ipa_transforms_to_apply.
14803 * passes.c (register_one_dump_file): Work on IPA_PASS.
14804 (init_optimization_passes): Remove pass_inline_parameters and
14806 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14807 (execute_one_pass) ... here; apply transforms when possible.
14808 (add_ipa_transform_pass, execute_ipa_summary_asses,
14809 execute_one_ipa_transform_pass): New.
14810 (execute_ipa_pass_list): Update for IPA_PASS type.
14812 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14814 * config/i386/i386.c (ix86_builtin_type): Add
14815 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14816 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14817 (bdesc_args): Add SSE4a builtins.
14818 (ix86_init_mmx_sse_builtins): Updated.
14819 (ix86_expand_args_builtin): Likewise.
14820 (ix86_expand_builtin): Likewise.
14822 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14824 * config/i386/i386.c (ix86_builtin_type): Add
14825 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14826 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14827 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14828 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14829 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14830 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14831 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14832 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14833 and DI_FTYPE_DI_DI_INT.
14834 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14835 (ix86_init_mmx_sse_builtins): Updated.
14836 (ix86_expand_args_builtin): Likewise.
14837 (ix86_expand_builtin): Likewise.
14838 (ix86_expand_binop_imm_builtin): Removed.
14840 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14842 2008-04-30 Richard Guenther <rguenther@suse.de>
14844 PR tree-optimization/32921
14845 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14847 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14849 * config/arm/arm.c (arm_unwind_emit): Use
14850 crtl->all_throwers_are_sibcalls instead of
14851 cfun->all_throwers_are_sibcalls.
14852 (arm_output_fn_unwind): Likewise.
14853 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14854 instead of cfun->uses_pic_offset_table.
14855 (frv_expand_prologue): Likewise.
14856 (frv_frame_pointer_required): Likewise.
14857 (frv_expand_fdpic_call): Likewise.
14858 (frv_emit_movsi): Likewise.
14859 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14860 cfun->returns_pcc_struct instead of
14861 current_function_returns_pcc_struct.
14862 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14863 instead of cfun->calls_eh_return.
14864 (m32c_pushm_popm): Likewise.
14865 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14866 "extern" declaration.
14868 2008-04-30 Richard Guenther <rguenther@suse.de>
14870 PR tree-optimization/21636
14871 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14873 (evaluate_stmt): Print the likely value.
14874 (ccp_visit_stmt): Avoid excessive vertical spacing.
14876 2008-04-30 Rafael Espíndola <espindola@google.com>
14878 * builtins.c (fold_call_expr): Return realret.
14879 * tree-ssa-threadedge.c
14880 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14881 __builtin_object_size.
14883 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14885 * gcc.c (wrapper_string): New variable.
14886 (insert_wrapper): New function.
14887 (execute): New option -wrapper.
14888 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14890 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14892 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14893 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14894 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14896 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14897 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14898 config/rs6000/e500crtres64gprctr.asm,
14899 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14900 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14901 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14902 config/rs6000/e500crtsav64gprctr.asm,
14903 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14904 config/rs6000/e500crtsavg64gprctr.asm: New files.
14905 * config/rs6000/t-ppccomm: Add build rules for new files.
14906 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14907 * config/rs6000/t-netbsd: Add build rules for new files.
14908 (LIB2FUNCS_STATIC_EXTRA): New variable.
14909 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14910 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14911 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14913 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14915 * config/i386/i386.c (ix86_builtin_type): Add
14916 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14917 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14918 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14919 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14920 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14921 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14922 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14923 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14924 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14925 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14926 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14927 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14928 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14929 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14930 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14931 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14932 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14933 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14934 V1DI_FTYPE_V2SI_V2SI.
14935 (bdesc_2arg): Moved to ...
14936 (bdesc_args): Here.
14937 (ix86_init_mmx_sse_builtins): Updated.
14938 (ix86_expand_args_builtin): Updated. Take a pointer
14939 to const struct builtin_description. Handle comparison
14941 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14942 (ix86_expand_builtin): Updated.
14944 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14945 (ssse3_pmaddubsw128): This.
14946 (ssse3_pmaddubswv4hi3): Renamed to ...
14947 (ssse3_pmaddubsw): This.
14949 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14950 (__builtin_ia32_packssdw128): Likewise.
14951 (__builtin_ia32_packuswb128): Likewise.
14952 (__builtin_ia32_pmaddubsw): Likewise.
14953 (__builtin_ia32_pmaddubsw128): Likewise.
14955 2008-04-30 Richard Guenther <rguenther@suse.de>
14957 PR tree-optimization/14847
14958 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14959 (recognize_bits_test): Use it.
14960 (recognize_single_bit_test): Likewise.
14962 2008-04-30 Martin Jambor <mjambor@suse.cz>
14964 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14965 instead of setting number of formal parameters to zero.
14966 (ipcp_init_stage): Do not set the number of actual parameters to zero
14968 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14969 which are called with variable number of arguments.
14970 (ipcp_insert_stage): Explicitely skipping all nodes which are
14971 called with variable number of arguments.
14972 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14973 number of parameters.
14975 * ipa-prop.h (struct ipa_node_params): Added flag
14976 called_with_var_arguments
14977 (ipa_set_param_count): Added. Changed sole setter to use it.
14978 (ipa_get_param_count): Added. All readers of param_count
14979 converted to use it instead.
14980 (ipa_set_called_with_variable_arg): Added.
14981 (ipa_is_called_with_var_arguments): Added.
14982 (ipa_get_ith_param): Added. All readers of param_decls converted
14984 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14986 (ipa_get_cs_argument_count): Added, all readers of argument_count
14988 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14991 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14992 (struct ipcp_lattice): Renamed cval_type to type
14993 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14995 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14996 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14997 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14998 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14999 (build_const_val): Changed the type of parameter cvalue to tree
15000 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
15001 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
15003 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
15006 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
15007 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
15008 (ipa_add_method): Renamed to ipa_push_func_to_list
15009 (ipa_remove_method): Renamed to ipa_pop_func_from_list
15010 (ipa_callsite_param_count): Removed.
15011 (ipa_callsite_param_count_set): Removed.
15012 (ipa_callsite_param): Removed.
15013 (ipa_callsite_callee): Removed.
15014 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
15015 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
15016 (ipa_method_formal_count): Removed.
15017 (ipa_method_formal_count_set): Removed.
15018 (ipa_method_get_tree): Removed.
15019 (ipa_method_tree_map_create): Removed.
15020 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
15021 (ipa_create_param_decls_array): Creates the array itself
15022 (ipa_create_param_decls_array): Temporary variable info instead of
15023 a few dereferences.
15024 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
15025 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
15026 (get_type): Removed.
15027 (ipa_jf_get_info_type): Removed.
15028 (ipa_node_create): Renamed to ipa_create_node_params
15029 (ipa_free): Renamed to ipa_free_all_node_params
15030 (ipa_nodes_create): Renamed to ipa_create_all_node_params
15031 (ipa_edges_create): Renamed to ipa_create_all_edge_args
15032 (ipa_edges_free): Renamed to ipa_free_all_edge_args
15033 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
15034 (ipa_free_all_node_params): Deallocation to jump_functions moved to
15035 ipa_free_all_edge_args
15036 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
15037 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
15038 (ipa_create_methodlist_node): Removed.
15039 (ipa_methodlist_method): Removed.
15040 (ipa_methodlist_method_set): Removed.
15041 (ipa_methodlist_next_method): Removed.
15042 (ipa_methodlist_next_method_set): Removed.
15043 (ipa_method_is_modified): Removed.
15044 (ipa_method_modify_create): Removed.
15045 (ipa_method_modify_init): Temporary variable info instead of a few
15047 (ipa_detect_param_modifications): Temporary variable info instead of
15048 a few dereferences.
15049 (ipa_compute_jump_functions): Temporary variable info instead of
15050 a few dereferences.
15051 (ipa_method_modify_set): Removed.
15052 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
15053 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
15054 than craph_node as the first parameter.
15055 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
15056 (ipa_method_modify_init): Removed.
15057 (ipa_compute_jump_functions): Added a temp variable instead of
15058 repeatadly dereferencing the cgraph_edge.aux pointer
15059 (ipa_callsite_param_set_type): Removed.
15060 (ipa_compute_jump_functions): i renamed to index and moved to
15062 (ipa_callsite_param_set_info_type_formal): Removed.
15063 (ipa_callsite_param_set_info_type): Removed.
15064 (ipa_callsite_param_map_create): Removed.
15065 (ipa_callsite_tree): Removed.
15066 (ipa_callsite_caller): Removed.
15067 (ipa_pop_func_from_list): return_method removed to return_func
15069 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
15070 prefixed all values with IPA_. Changed all users.
15071 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
15072 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
15073 and FORMAL_IPATYPE IPA_PASS_THROUGH.
15074 (union parameter_info): Renamed to jump_func_value.
15075 (union jump_func_value): Renamed value to constant
15076 (struct ipa_jump_func): Renamed info_type to value
15077 (struct ipa_node): Renamed to ipa_node_params
15078 (struct ipa_node_params): Renamed ipa_arg_num to param_count
15079 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
15080 (struct ipa_node_params): Renamed ipa_mod to modified_flags
15081 (struct ipa_edge): Renamed to ipa_edge_args
15082 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
15083 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
15084 (struct ipa_methodlist): Renamed to ipa_func_list
15085 (struct ipa_func_list): method_p renamed to node, next_method
15087 (ipa_methodlist_p): Removed, switched all users to struct pointer
15088 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
15090 2008-04-30 Alan Modra <amodra@bigpond.net.au>
15092 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
15093 (rs6000_emit_epilogue): Use backchain to restore only when we
15094 have a large frame. Make use of frame pointer to restore if we
15095 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
15097 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
15099 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15100 Add mode to zero_extract.
15101 (sign bit tests peepholes): (Ditto.).
15103 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
15105 * config/i386/i386.c (ix86_builtins): Replace Prescott New
15106 Instructions in comments with SSE3.
15107 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
15108 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
15109 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
15110 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
15111 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
15112 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
15113 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
15114 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
15115 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
15116 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
15117 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
15118 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
15119 (bdesc_sse_args): Renamed to ...
15120 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
15121 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
15122 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
15123 IX86_BUILTIN_FABSQ.
15124 (bdesc_1arg): Moved to ...
15125 (bdesc_args): Here.
15126 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
15127 Instructions in comments with SSE3.
15128 (ix86_expand_sse_operands_builtin): Renamed to ...
15129 (ix86_expand_args_builtin): This. Updated.
15130 (ix86_expand_unop1_builtin): Update comments.
15131 (ix86_expand_builtin): Updated.
15133 2008-04-29 Richard Guenther <rguenther@suse.de>
15135 PR tree-optimization/36078
15136 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
15137 Update virtual SSA form after cleaning up the CFG.
15139 2008-04-29 Richard Guenther <rguenther@suse.de>
15141 PR middle-end/15255
15142 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
15144 2008-04-29 Richard Guenther <rguenther@suse.de>
15146 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
15147 (compute_may_aliases): Do not call finalize_ref_all_pointers.
15148 (compute_flow_insensitive_aliasing): Do not treat
15149 PTR_IS_REF_ALL pointers special.
15150 (get_smt_for): Likewise.
15151 (may_alias_p): Re-structure.
15152 (is_escape_site): A ref-all pointer conversion is not an escape site.
15153 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
15154 PTR_IS_REF_ALL pointers special.
15155 * tree-ssa-structalias.h (struct alias_info): Remove
15156 ref_all_symbol_mem_tag field.
15157 (PTR_IS_REF_ALL): Remove.
15159 2008-04-29 Richard Guenther <rguenther@suse.de>
15161 PR middle-end/36077
15162 * fold-const.c (extract_muldiv_1): In combining division constants
15163 make sure to never overflow.
15165 2008-04-29 Nick Clifton <nickc@redhat.com>
15167 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
15169 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15172 * optc-gen.awk: Work around HP-UX/IA awk bug.
15174 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
15176 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
15179 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15182 * config/i386/i386.md
15183 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
15184 Change operand 1 predicate to nonimmediate_operand.
15186 2008-04-28 Jakub Jelinek <jakub@redhat.com>
15189 * dwarf2out.c (struct die_struct): Mark as chain_circular through
15191 * gengtype.c (walk_type, write_func_for_structure): Handle
15193 * doc/gty.texi: Document chain_circular.
15195 2008-04-28 Richard Guenther <rguenther@suse.de>
15197 PR tree-optimization/36066
15198 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
15201 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15204 * config/i386/i386.md
15205 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
15206 Use match_scratch instead of match_operand for operands 3 and 4.
15208 2008-04-27 Richard Guenther <rguenther@suse.de>
15210 PR tree-optimization/18754
15211 PR tree-optimization/34223
15212 * tree-pass.h (pass_complete_unrolli): Declare.
15213 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
15214 loop size before and after unconditionally of UL_NO_GROWTH in effect.
15215 Rewrite loop into loop closed SSA form if it is not already.
15216 (tree_unroll_loops_completely): Re-structure to iterate over
15217 innermost loops with intermediate CFG cleanups.
15218 Unroll outermost loops only if requested or the code does not grow
15220 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
15221 loops are available.
15222 (tree_vectorize): Instead do so here.
15223 (tree_complete_unroll): Also unroll outermost loops.
15224 (tree_complete_unroll_inner): New function.
15225 (gate_tree_complete_unroll_inner): Likewise.
15226 (pass_complete_unrolli): New pass.
15227 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
15228 uses outside of the loop.
15229 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
15230 form if it is available.
15231 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
15232 * passes.c (init_optimization_passes): Schedule complete inner
15233 loop unrolling pass before the first CCP pass after final inlining.
15235 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
15237 * targhooks.h (default_emutls_var_fields,
15238 default_emutls_var_init): Declare.
15239 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
15240 * target.h (struct gcc_target): Add struct emutls member.
15241 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
15242 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
15243 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
15244 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
15245 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
15246 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
15247 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
15248 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
15249 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
15250 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
15251 emit debug information.
15252 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
15253 * varasm.c: Include targhooks.h.
15254 (emutls_object_section, emutls_tmpl_section): New.
15255 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
15256 (EMUTLS_SEPARATOR): New.
15257 (prefix_name): New.
15258 (get_emutls_object_name): New.
15259 (default_emutls_var_fields): New, broken out of ...
15260 (get_emutls_object_type): ... here. Adjust to use target hooks.
15261 (get_emutls_init_templ_addr): Adjust to use target hooks.
15262 (emutls_decl): Adjust to use target hooks.
15263 (emutls_finish): Likewise.
15264 (default_emutls_var_init): New, broken out of ...
15265 (assemble_variable): ... here. Adjust to use target hooks.
15266 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
15267 SECCAT_EMUTLS_TMPL.
15268 * c-common.c (handle_section_attribute): Prevent overriding
15269 sections for emulated tls with special sections.
15270 * config/i386/i386.c (x86_64_elf_select_section): Add
15271 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
15272 (x86_64_elf_unique_section): Likewise.
15273 * config/vxworks.c: Include tree.h.
15274 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
15275 (vxworks_override_options): Set TLS scheme.
15276 * doc/tm.texi (Emulated TLS): New node.
15278 2008-04-26 Simon Baldwin <simonb@google.com>
15281 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
15282 with propagated string constants.
15284 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
15286 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
15287 constraint for operand 2 when operand 0 is memory operand.
15288 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
15289 operand 0 is memory operand.
15290 (fix_trunc<mode>_i387_with_temp): Ditto.
15291 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
15292 operand 2 when operand 1 is memory operand.
15293 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
15294 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
15295 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
15296 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15297 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
15298 operands 2,3 and 4 when operand 1 is memory operand.
15299 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
15301 (fistdi2_floor_with_temp): Ditto.
15302 (fist<mode>2_floor_with_temp): Ditto.
15303 (fistdi2_ceil_with_temp): Ditto.
15304 (fist<mode>2_ceil_with_temp): Ditto.
15305 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
15307 2008-04-26 David Daney <ddaney@avtrex.com>
15309 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
15311 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
15312 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15313 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15314 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
15315 (compare_and_swap_12): New insn.
15316 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
15317 * config/mips/mips.c (mips_force_binary): New function.
15318 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
15319 (mips_expand_compare_and_swap_12): New function.
15320 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
15322 2008-04-25 Jan Hubicka <jh@suse.cz>
15325 * cfgexpand.c (pass_expand): Turn into RTL pass.
15326 * passes.c (execute_one_pass): Do pass typechecking after execution.
15327 * tree-pass.h (pass_expand): Turn into RTL pass.
15329 * function.h (struct rtl_data): Move here fields
15330 accesses_prior_frames, calls_eh_return, saves_all_registers,
15331 has_nonlocal_goto, has_asm_statement, is_thunk,
15332 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
15333 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
15334 arg_pointer_save_area_init from struct function; turn into bool.
15335 (struct function): Move
15336 calls_eh_return, saves_all_registers, has_nonlocal_goto,
15337 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
15338 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
15339 tail_call_emit, arg_pointer_save_area_init
15340 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
15341 (current_function_returns_struct, current_function_returns_pcc_struct,
15342 current_function_calls_setjmp, current_function_calls_alloca,
15343 current_function_accesses_prior_frames,
15344 current_function_calls_eh_return, current_function_is_thunk,
15345 current_function_stdarg, current_function_profile,
15346 current_function_limit_stack, current_function_uses_pic_offset_table,
15347 current_function_uses_const_pool, current_function_has_nonlocal_label,
15348 current_function_saves_all_registers,
15349 current_function_has_nonlocal_goto,
15350 current_function_has_asm_statement): Remove accesor macros.
15351 * ra-conflict.c (global_conflicts): Update.
15352 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
15353 (suitable_for_tail_call_opt_p): Update.
15354 * builtins.c (expand_builtin_return_addr): Update.
15355 (expand_builtin_setjmp_setup): Update.
15356 (expand_builtin_nonlocal_goto): Update.
15357 * final.c (final_start_function): Update.
15358 (profile_function): Update.
15359 (leaf_function_p): Update.
15360 (only_leaf_regs_used): Update.
15361 * df-scan.c (df_get_exit_block_use_set): Update.
15362 * dojump.c (clear_pending_stack_adjust): Update.
15363 * tree-stdarg.c (gate_optimize_stdarg): Update.
15364 * gimple-low.c (lower_function_body): Update.
15365 * global.c (compute_regsets): Update.
15366 (global_alloc): Update.
15367 * dwarf2out.c (dwarf2out_begin_prologue): Update.
15368 * expr.c (expand_assignment): Update.
15369 * dse.c (dse_step0): Update.
15370 (dse_step1): Update.
15371 * c-decl.c (store_parm_decls): Update.
15372 * local-alloc.c (combine_regs): Update.
15373 (find_free_reg): Update.
15374 * function.c (assign_parms_augmented_arg_list): Update.
15375 (assign_parm_find_data_types): Update.
15376 (assign_parms): Update.
15377 (allocate_struct_function): Update.
15378 (expand_function_start): Update.
15379 (expand_function_end): Update.
15380 (get_arg_pointer_save_area): Update.
15381 (thread_prologue_and_epilogue_insns): Update.
15382 (rest_of_match_asm_constraints): Update.
15383 * stor-layout.c (variable_size): Update.
15384 * gcse.c (gcse_main): Update.
15385 (bypass_jumps): Update.
15386 * gimplify.c (gimplify_function_tree): Update.
15387 * calls.c (emit_call_1): Update.
15388 (expand_call): Update.
15389 * bt-load.c (compute_defs_uses_and_gen): Update.
15390 * except.c (sjlj_assign_call_site_values): Update.
15391 (sjlj_emit_function_enter): Update.
15392 (can_throw_external): Update.
15393 (set_nothrow_function_flags): Update.
15394 (expand_builtin_unwind_init): Update.
15395 (expand_eh_return): Update.
15396 (convert_to_eh_region_ranges): Update.
15397 (output_function_exception_table): Update.
15398 * emit-rtl.c (gen_tmp_stack_mem): Update.
15399 * cfgexpand.c (expand_used_vars): Update.
15400 (tree_expand_cfg): Update.
15401 * cfgcleanup.c (rest_of_handle_jump): Update.
15402 * explow.c (allocate_dynamic_stack_space): Update.
15403 * varasm.c (assemble_start_function): Update.
15404 (force_const_mem): Update.
15405 (mark_constant_pool): Update.
15406 * tree-optimize.c (tree_rest_of_compilation): Update.
15407 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
15408 * tree-cfg.c (notice_special_calls): Update.
15409 (is_ctrl_altering_stmt): Update.
15410 (tree_can_make_abnormal_goto): Update.
15411 (tree_purge_dead_abnormal_call_edges): Update.
15412 * config/alpha/predicates.md: Update.
15413 * config/alpha/alpha.c (alpha_sa_mask): Update.
15414 (alpha_sa_size): Update.
15415 (alpha_does_function_need_gp): Update.
15416 (alpha_expand_prologue): Update.
15417 (alpha_start_function): Update.
15418 (alpha_output_function_end_prologue): Update.
15419 (alpha_expand_epilogue): Update.
15420 * config/frv/frv.c (frv_stack_info): Update.
15421 (frv_expand_epilogue): Update.
15422 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
15423 (s390_register_info): Update.
15424 (s390_frame_info): Update.
15425 (s390_init_frame_layout): Update.
15426 (s390_can_eliminate): Update.
15427 (save_gprs): Update.
15428 * config/spu/spu.c (spu_split_immediate): Update.
15429 (need_to_save_reg): Update.
15430 (spu_expand_prologue): Update.
15431 (spu_expand_epilogue): Update.
15432 * config/sparc/sparc.md: Update.
15433 * config/sparc/sparc.c (eligible_for_return_delay): Update.
15434 (sparc_tls_got): Update.
15435 (legitimize_pic_address): Update.
15436 (sparc_emit_call_insn): Update.
15437 (sparc_expand_prologue): Update.
15438 (output_return): Update.
15439 (print_operand): Update.
15440 (sparc_function_ok_for_sibcall): Update.
15441 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
15442 * config/m32r/m32r.md: Update.
15443 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
15444 (m32r_compute_frame_size): Update.
15445 (m32r_expand_prologue): Update.
15446 (m32r_expand_epilogue): Update.
15447 (m32r_legitimize_pic_address): Update.
15448 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
15449 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15450 * config/i386/i386.c (ix86_frame_pointer_required): Update.
15451 (gen_push): Update.
15452 (ix86_save_reg): Update.
15453 (ix86_compute_frame_layout): Update.
15454 (ix86_expand_prologue): Update.
15455 (ix86_expand_epilogue): Update.
15456 * config/sh/sh.c (output_stack_adjust): Update.
15457 (calc_live_regs): Update.
15458 (sh5_schedule_saves): Update.
15459 (sh_expand_prologue): Update.
15460 (sh_expand_epilogue): Update.
15461 (sh_setup_incoming_varargs): Update.
15462 (sh_allocate_initial_value): Update.
15463 (sh_get_pr_initial_val): Update.
15464 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
15465 * config/sh/sh.md (label:): Update.
15466 * config/avr/avr.c (out_movhi_mr_r): Update.
15467 * config/crx/crx.h (enum): Update.
15468 * config/xtensa/xtensa.h (along): Update.
15469 * config/stormy16/stormy16.c Update.
15470 (xstormy16_compute_stack_layout): Update.
15471 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
15472 (fr30_expand_prologue): Update.
15473 * config/cris/cris.c (cris_conditional_register_usage): Update.
15474 (cris_reg_saved_in_regsave_area): Update.
15475 (cris_initial_frame_pointer_offset): Update.
15476 (cris_simple_epilogue): Update.
15477 (cris_expand_prologue): Update.
15478 (cris_expand_epilogue): Update.
15479 (cris_expand_pic_call_address): Update.
15480 (cris_asm_output_symbol_ref): Update.
15481 (cris_asm_output_label_ref): Update.
15482 * config/cris/cris.md Update.
15483 * config/iq2000/iq2000.c (compute_frame_size): Update.
15484 (iq2000_expand_epilogue): Update.
15485 * config/mt/mt.h (save_direction): Update.
15486 * config/mn10300/mn10300.c (mn10300_function_value): Update.
15487 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15488 (ia64_secondary_reload_class): Update.
15489 * config/m68k/m68k.c (m68k_save_reg): Update.
15490 (m68k_expand_prologue): Update.
15491 (m68k_expand_epilogue): Update.
15492 (legitimize_pic_address): Update.
15493 * config/rs6000/rs6000.c (rs6000_got_register): Update.
15494 (first_reg_to_save): Update.
15495 (first_altivec_reg_to_save): Update.
15496 (compute_vrsave_mask): Update.
15497 (compute_save_world_info): Update.
15498 (rs6000_stack_info): Update.
15499 (spe_func_has_64bit_regs_p): Update.
15500 (rs6000_ra_ever_killed): Update.
15501 (rs6000_emit_eh_reg_restore): Update.
15502 (rs6000_emit_allocate_stack): Update.
15503 (rs6000_emit_prologue): Update.
15504 (rs6000_emit_epilogue): Update.
15505 (rs6000_output_function_epilogue): Update.
15506 (output_profile_hook): Update.
15507 (rs6000_elf_declare_function_name): Update.
15508 * config/rs6000/rs6000.h (rs6000_args): Update.
15509 * config/rs6000/rs6000.md: Update.
15510 * config/mcore/mcore.c (mcore_expand_prolog): Update.
15511 * config/arc/arc.c (arc_output_function_epilogue): Update.
15512 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
15513 * config/darwin.c (machopic_function_base_name): Update.
15514 * config/score/score3.c (score3_compute_frame_size): Update.
15517 (score3_epilogue): Update.
15518 * config/score/score7.c (score7_compute_frame_size): Update.
15519 (score7_prologue): Update.
15520 (score7_epilogue): Update.
15521 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
15522 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15523 * config/arm/arm.c (use_return_insn): Update.
15524 (require_pic_register): Update.
15525 (arm_load_pic_register): Update.
15526 (arm_compute_save_reg0_reg12_mask): Update.
15527 (arm_compute_save_reg_mask): Update.
15528 (thumb1_compute_save_reg_mask): Update.
15529 (output_return_instruction): Update.
15530 (arm_output_function_prologue): Update.
15531 (arm_output_epilogue): Update.
15532 (arm_get_frame_offsets): Update.
15533 (arm_expand_prologue): Update.
15534 (thumb_pushpop): Update.
15535 (thumb_exit): Update.
15536 (thumb1_expand_prologue): Update.
15537 (thumb1_expand_epilogue): Update.
15538 (arm_unwind_emit): Update.
15539 (arm_output_fn_unwind): Update.
15540 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
15541 * config/arm/arm.md: Update.
15542 * config/pa/pa.md: Update.
15543 * config/pa/pa.c (legitimize_pic_address): Update.
15544 (compute_frame_size): Update.
15545 (hppa_expand_prologue): Update.
15546 (hppa_expand_epilogue): Update.
15547 (borx_reg_operand): Update.
15548 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15549 (HARD_REGNO_RENAME_OK): Update.
15550 * config/mips/mips.c (mips_global_pointer): Update.
15551 (mips_save_reg_p): Update.
15552 (mips_compute_frame_info): Update.
15553 (mips_frame_pointer_required): Update.
15554 (mips_expand_prologue): Update.
15555 (mips_expand_epilogue): Update.
15556 (mips_can_use_return_insn): Update.
15557 (mips_reorg_process_insns): Update.
15558 * config/v850/v850.c (compute_register_save_size): Update.
15559 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15560 * config/mmix/mmix.c (along): Update.
15561 (mmix_expand_epilogue): Update.
15562 * config/bfin/bfin.c (legitimize_pic_address): Update.
15563 (must_save_p): Update.
15564 (stack_frame_needed_p): Update.
15565 (add_to_reg): Update.
15566 (bfin_expand_prologue): Update.
15567 * stmt.c (expand_asm_operands): Update.
15568 * reload1.c (reload): Update.
15569 (init_elim_table): Update.
15571 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15573 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15575 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15577 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15578 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15579 (mov<mode>): Removed.
15580 (*movv4sf_internal): Likewise.
15581 (*movv2df_internal): Likewise.
15583 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15585 * config.gcc (crx-*-elf): Remove deprecation.
15587 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15589 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15590 __gcc_deregister_frame with atexit.
15591 (deregister_frame_dtor): Remove.
15593 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15594 Nathan Sidwell <nathan@codesourcery.com>
15596 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15598 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15599 (rs6000_isel): Likewise.
15600 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15601 (rs6000_isel): New variable.
15602 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15604 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15607 * c-common.c (handle_vector_size_attribute): Call
15608 lang_hooks.types.reconstruct_complex_type instead of
15609 reconstruct_complex_type.
15610 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15611 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15612 * langhooks.h (struct lang_hooks_for_types): Add
15613 reconstruct_complex_type hook.
15614 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15615 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15617 2008-04-24 Richard Guenther <rguenther@suse.de>
15619 * c-common.h (check_builtin_function_arguments): Declare.
15620 * c-common.c (validate_nargs): New function.
15621 (check_builtin_function_arguments): Likewise.
15622 * c-typeck.c (build_function_call): Call
15623 check_builtin_function_arguments.
15624 * builtins.c (fold_builtin_classify): Remove error reporting code.
15625 (fold_builtin_unordered_cmp): Likewise.
15626 (fold_builtin_1): Likewise.
15627 (fold_builtin_n): Likewise.
15629 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15631 PR tree-optimization/36008
15632 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15633 the original op1, rather than delta by step.
15635 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15636 Sebastian Pop <sebastian.pop@amd.com>
15638 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15639 eliminate_local_variables_stmt, eliminate_local_variables,
15640 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15641 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15642 of code delimited by two edges in the CFG.
15643 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15644 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15645 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15646 the case of parallelisation of reductions.
15647 (expr_invariant_in_region_p): New.
15649 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15650 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15652 2008-04-24 Ira Rosen <irar@il.ibm.com>
15653 Richard Guenther <rguenther@suse.de>
15655 PR tree-optimization/36034
15656 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15657 incapable of dealing with loads with gaps.
15659 2008-04-24 Rafael Espíndola <espindola@google.com>
15661 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15662 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15663 vrp_evaluate_conditional.
15664 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15665 (vrp_evaluate_conditional): Split the cond argument.
15666 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15667 (simplify_stmt_for_jump_threading): Update call to
15668 vrp_evaluate_conditional.
15670 2008-04-24 Ira Rosen <irar@il.ibm.com>
15672 PR tree-optimization/35982
15673 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15674 interleaved data-refs are of the same type.
15676 2008-04-24 Danny Smith <dannysmith@users.net>
15678 * c-format.c (check_format_info_main): Use strncmp rather than a
15679 magic prefix to handle multichar length specs.
15680 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15681 Don't prefix "I64" and "I32" with '\0'.
15683 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15686 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15687 in registers for -m32 only if stdarg_p (fntype).
15689 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15691 PR rtl-optimization/36006
15692 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15693 temp to op0 in order to avoid invalid rtx sharing.
15695 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15697 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15698 check TREE_INVARIANT.
15699 * tree-gimple.c (is_gimple_address): New.
15700 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15701 * tree-gimple.h (is_gimple_address): New.
15702 * tree.h (decl_address_invariant_p): New.
15703 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15704 (build_string): Likewise.
15705 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15706 (tree_invariant_p_1): Likewise.
15707 (save_expr): Use it.
15708 (tree_invariant_p): New.
15709 (skip_simple_arithmetic): Use it.
15710 (stabilize_reference_1): Use it.
15711 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15713 (build1_stat): Drop code to compute TREE_INVARIANT.
15714 (build2_stat): Drop code to compute TREE_INVARIANT.
15715 (build3_stat): Drop code to compute TREE_INVARIANT.
15716 (build4_stat): Drop code to compute TREE_INVARIANT.
15717 (build5_stat): Drop code to compute TREE_INVARIANT.
15718 (build7_stat): Drop code to compute TREE_INVARIANT.
15719 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15720 * tree.h (struct tree_base): Remove invariant_flag.
15721 (TREE_INVARIANT): Remove.
15722 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15723 (fold_builtin_expect): Check TREE_CONSTANT.
15724 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15725 * c-tree.h (c_expr_to_decl): Drop third parameter.
15726 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15727 (build_c_cast): Don't set TREE_INVARIANT.
15728 (pop_init_level): Don't set TREE_INVARIANT.
15729 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15730 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15732 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15733 (gimplify_addr_expr): Adjust comment.
15734 * tree-mudflap.c (mf_build_string):
15735 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15736 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15737 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15738 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15739 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15740 * langhooks.h (struct lang_hooks): Drop third parameter from
15743 2008-04-23 Richard Guenther <rguenther@suse.de>
15745 PR tree-optimization/27799
15746 PR tree-optimization/32921
15747 PR tree-optimization/32624
15748 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15749 SMTs aliases and the tag itself into the solution.
15750 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15751 merge the points-to solution back into the SMT aliases.
15752 (may_alias_p): Use alias_set_subset_of instead of
15753 aliases_conflict_p. A pointer which points to
15754 memory with alias set zero may access any variable.
15756 2008-04-23 Richard Guenther <rguenther@suse.de>
15758 * alias.c (alias_set_subset_of): Correctly handle asking
15759 if zero is a subset of an alias set with zero child.
15760 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15761 (compute_flow_insensitive_aliasing): Correctly walk all
15762 pointers. Do not unnecessarily union sets.
15764 2008-04-23 Richard Guenther <rguenther@suse.de>
15766 PR middle-end/36021
15767 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15769 2008-04-22 Tomas Bily <tbily@suse.cz>
15771 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15773 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15775 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15776 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15777 * tree-inline.c (estimate_num_insns_1): Likewise.
15778 * varasm.c (const_hash_1, compare_constant, copy_constant)
15779 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15780 * emit-rtl.c (component_ref_for_mem_expr)
15781 (set_mem_attributes_minus_bitpos): Likewise.
15782 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15783 (is_aligning_offset): Likewise.
15784 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15785 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15786 * dojump.c (do_jump): Likewise.
15787 * builtins.c (get_pointer_alignment, get_memory_rtx)
15788 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15789 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15791 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15793 PR rtl-optimization/36017
15794 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15795 expanding the library call.
15797 2008-04-22 Ian Lance Taylor <iant@google.com>
15799 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15800 than size_in_bytes.
15802 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15804 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15805 of LR/CTR moves for Power6.
15807 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15809 PR middle-end/36003
15810 * passes.c (init_optimization_passes): Remove
15811 pass_fast_rtl_byte_dce.
15813 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15816 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15817 builtin functions to generate faster code.
15818 (_mm_cvtpu16_ps): Ditto.
15819 (_mm_cvtpi32x2_ps): Ditto.
15821 2008-04-22 Nick Clifton <nickc@redhat.com>
15823 * common.opt (ftree-loop-distribution): Add Optimization
15826 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15827 (frv_expand_builtin_va_start): Likewise.
15829 * config/arm/arm.c (thumb_find_work_register): Fix location of
15830 argument register count.
15832 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15834 Support scheduling for ColdFire V1 and V3 microarchitecture.
15835 Improve scheduling of multiplication instructions.
15837 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15838 (mac): New instruction attribute.
15839 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15840 (m68k_sched_mac): New variable.
15841 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15842 Handle cfv1 and cfv3.
15843 (max_insn_size): New static variable.
15844 (struct _sched_ib): New type.
15845 (sched_ib): New static variable.
15846 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15847 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15848 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15850 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15851 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15852 new variables. Update.
15853 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15854 Add modeling of cfv3 instruction buffer. Update.
15855 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15856 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15857 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15858 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15859 a particular reservation applies to.
15860 (type2): Reorganize attribute values. Rename alu to alu_reg,
15861 alu_l to alu, move_l to omove. Join move to alu. Split mul
15862 to mul_l and mul_w.
15863 (cf_ib_*): Simplify description of instruction buffer.
15864 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15865 (cf_mem): Split into cf_mem1 and cf_mem2.
15866 (cf_v2_move_??): Rename to cfv12_alu_??.
15867 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15868 (cf_v2_mul_??): Remove reservations.
15869 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15870 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15871 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15873 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15874 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15875 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15876 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15877 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15878 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15879 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15880 expansions of the above reservations for instructions of sizes
15883 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15885 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15887 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15889 * coverage.c: Include tree-pass.h.
15890 (coverage_counter_alloc): Print da_file_name to the dump file.
15892 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15894 * sbitmap.c (sbitmap_range_empty_p): New function.
15895 * sbitmap.h (sbitmap_range_empty_p): New function.
15896 * bitmap.h: Now includes obstack.h.
15898 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15899 Kenneth Zadeck <zadeck@naturalbridge.com>
15901 * dbgcnt.def (ra_byte_scan): Added.
15902 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15903 when the last hit happens for a counter.
15904 * timevar.def (TV_DF_BYTE_LR): New variable.
15905 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15906 * passes.c (pass_fast_rtl_byte_dce): New pass.
15907 * fwprop.c (update_df): Added mode to call df_ref_create.
15908 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15909 DF_REF_EXTRACT_OFFSET.
15910 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15911 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15913 (df_ref_extract): Added mode field.
15914 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15915 DF_REF_EXTRACT_OFFSET.
15916 (DF_REF_EXTRACT_MODE): New macro.
15917 (df_byte_lr_bb_info): New structure.
15918 (df_print_byte_regset, df_compute_accessed_bytes,
15919 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15920 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15921 df_byte_lr_simulate_uses,
15922 df_byte_lr_simulate_artificial_refs_at_top,
15923 df_byte_lr_simulate_artificial_refs_at_end,
15924 df_compute_accessed_bytes): New function.
15925 (df_ref_create): Add parameter.
15926 (df_byte_lr_get_bb_info): New inline function.
15927 * df-scan.c (df_ref_record, df_uses_record,
15928 df_ref_create_structure): Added mode parameter.
15929 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15930 df_defs_record, df_uses_record, df_get_conditional_uses,
15931 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15932 df_entry_block_defs_collect, df_exit_block_uses_collect):
15933 Added mode parameter to calls to df_ref_record, df_uses_record,
15934 df_ref_create_structure.
15935 (df_ref_equal_p, df_ref_compare): Added test for modes.
15936 (df_ref_create_structure): Added code to set mode. Renamed
15937 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15938 DF_REF_EXTRACT_OFFSET.
15939 * df-core.c (df_print_byte_regset): New function.
15940 * df-byte-scan.c: New file.
15941 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15942 calls to BITMAP_FREE.
15943 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15944 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15945 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15946 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15947 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15948 df_byte_lr_local_compute, df_byte_lr_init,
15949 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15950 df_byte_lr_transfer_function, df_byte_lr_free,
15951 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15952 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15953 df_byte_lr_simulate_uses,
15954 df_byte_lr_simulate_artificial_refs_at_top,
15955 df_byte_lr_simulate_artificial_refs_at_end): New function.
15956 * dce.c (byte_dce_process_block): New function.
15957 (dce_process_block): au is now passed in rather than computed
15958 locally. Changed loops that look at artificial defs to not look
15959 for conditional or partial ones, because there never are any.
15960 (fast_dce): Now is able to drive byte_dce_process_block or
15961 dce_process_block depending on the kind of dce being done.
15962 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15963 (rest_of_handle_fast_byte_dce): New function.
15964 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15965 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15967 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15970 * gcc.h: Added fortran options that take arguments to
15971 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15974 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15976 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15977 scalarization if on the LHS and not a full access.
15979 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15981 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15983 2008-04-18 Rafael Espíndola <espindola@google.com>
15985 * tree-vrp.c (find_case_label_index): Fix the binary search.
15986 (find_case_label_range): New.
15987 (vrp_visit_switch_stmt): Use find_case_label_range.
15988 (simplify_switch_using_ranges): Use find_case_label_range.
15990 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15992 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15993 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15995 2008-04-18 Tom Tromey <tromey@redhat.com>
15998 * doc/cpp.texi (Implementation-defined behavior): Mention
16001 2008-04-18 Ian Lance Taylor <iant@google.com>
16003 * fold-const.c (pointer_may_wrap_p): New static function.
16004 (fold_comparison): Add another test for pointer overflow. Use
16005 pointer_may_wrap_p to disable some false positives.
16007 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
16009 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
16010 (fname_as_string): Match updated cpp_interpret_string prototype.
16011 (fix_string_type): Support char16_t* and char32_t*.
16012 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
16013 derivative) nodes. Register as builtin if C++0x.
16014 (c_parse_error): Support CPP_CHAR{16,32}.
16015 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
16016 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
16017 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
16018 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
16019 CTI_CHAR32_ARRAY_TYPE>: New elements.
16020 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
16021 char32_type_node, signed_char32_type_node, char16_array_type_node,
16022 char32_array_type_node): New defines.
16023 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
16024 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
16025 (lex_string): Support CPP_STRING{16,32}, match updated
16026 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
16027 (lex_charconst): Support CPP_CHAR{16,32}.
16028 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
16029 and CPP_STRING{16,32}.
16031 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
16034 * aclocal.m4: Regenerate.
16035 * configure: Regenerate.
16037 2008-04-18 Jan Hubicka <jh@suse.cz>
16039 * except.c (dw2_size_of_call_site_table,
16040 sjlj_size_of_call_site_table): Use vector API for call_site_record.
16042 * cgraphbuild.c (build_cgraph_edges): Update.
16043 * tree-pass.h: Update comment.
16044 * final.c (leaf_function_p): Update.
16045 (leaf_renumber_regs): Update.
16046 (rest_of_clean_state): Update.
16047 * omp-low.c (expand_omp_parallel): Update.
16048 * ipa-reference.c (analyze_function): Update.
16049 * reorg.c (find_end_label): Update.
16050 (optimize_skip): Update.
16051 (fill_simple_delay_slots): Update.
16052 (fill_simple_delay_slots): Update.
16053 (make_return_insns): Update.
16054 (dbr_schedule): Update.
16055 * gimple-low.c (record_vars_into): Update.
16056 * cfgbuild.c (make_edges): Update.
16057 * function.c (assign_stack_local): Update.
16058 (assign_parm_adjust_stack_rtl): Update.
16059 (locate_and_pad_parm): Update.
16060 (allocate_struct_function): Do not initialize stack_alignment_needed
16061 and preferred_stack_boundary here.
16062 (stack_protect_prologue): Update.
16063 (stack_protect_epilogue): Update.
16064 (expand_function_start): Initialize stack_alignment_needed,
16065 preferred_stack_boundary and max_jumptable_ents.
16066 (expand_function_end): Update.
16067 (free_after_compilation): Do not NULLify epilogue_delay_list.
16068 * function.h (struct rtl_data): Add stack_protect_guard,
16069 stack_alignment_needed,
16070 preferred_stack_boundary, epilogue_delay_list.
16071 (struct function): Remove value_histograms, stack_alignment_needed,
16072 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
16074 unexpanded_var_list, stack_protect_guard.
16075 (current_function_epilogue_delay_list): Remove.
16076 * ipa-type-escape.c (analyze_function): Update.
16077 * gimplify.c (pop_gimplify_context): Update comment.
16078 * calls.c (expand_call): Update.
16079 (emit_library_call_value_1): Update.
16080 * except.c (set_nothrow_function_flags): Update.
16081 * cfgexpand.c (get_decl_align_unit): Update.
16082 (create_stack_guard): Update.
16083 (estimated_stack_frame_size): Update.
16084 (expand_used_vars): Update.
16085 (tree_expand_cfg): Free histogram earliers, init expansion variables.
16086 * explow.c (allocate_dynamic_stack_space): Update.
16087 * tree-ssa-live.c (remove_unused_locals): Update.
16088 * varasm.c (mark_constant_pool): Update.
16089 * tree-inline.c (remap_decls): Update.
16090 (initialize_cfun): Update.
16091 (declare_return_variable): Update.
16092 (inline_forbidden_p): Update.
16093 (expand_call_inline): Update.
16094 (declare_inline_vars): Update.
16095 (tree_function_versioning): Update.
16096 * tree-flow.h (value_histograms): New.
16097 (VALUE_HISTOGRAMS): New macro.
16098 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
16100 * tree-cfg.c (set_bb_for_stmt): Update.
16101 (replace_by_duplicate_decl): Update.
16102 (move_block_to_fn): Update.
16103 (new_label_mapper): Update.
16104 (dump_function_to_file): Update.
16105 * ipa-struct-reorg.c (build_data_structure): Update.
16106 * cfgrtl.c (print_rtl_with_bb): Update.
16107 * reload1.c (reload): Update.
16109 * config/i386/i386.c (setup_incoming_varargs_64,
16110 ix86_compute_frame_layout): Update.
16111 * config/arc/arc.c (arc_output_function_epilogue): Update.
16113 2008-04-18 Marius Strobl <marius@FreeBSD.org>
16115 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
16116 for FreeBSD as well.
16117 * gthr-posix95.h: Likewise.
16119 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
16121 PR rtl-optimization/35838
16122 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
16123 out the byte offset of the first subreg.
16125 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
16127 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
16128 to split_ti instead of three separate calls with single member arrays.
16129 (subti3 splitter): Ditto.
16130 (adddi3 splitter): Ditto with split_di.
16131 (subdi3 splitter): Ditto.
16132 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
16133 two separate calls with single member arrays. Swap match_dup
16134 operands 1 and 2 to better fit into the array.
16135 (negdi2 splitter): Ditto with split_di.
16136 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
16137 two separate calls with single member arrays. Swap match_dup operands
16138 6 and 7 to better fit into the array.
16140 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
16142 * config/i386/i386.c (sse_builtin_type): New.
16143 (bdesc_sse_args): Likewise.
16144 (bdesc_sse_3arg): Removed.
16145 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16146 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
16147 IX86_BUILTIN_ROUNDPS.
16148 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
16149 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
16150 IX86_BUILTIN_ROUNDPS.
16151 (ix86_expand_sse_4_operands_builtin): Removed.
16152 (ix86_expand_sse_operands_builtin): New.
16153 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
16154 and CODE_FOR_sse4_1_roundps.
16155 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16156 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
16158 2008-04-17 Alan Modra <amodra@bigpond.net.au>
16161 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
16162 regs before frame pop when needed. If use_backchain_to_restore_sp
16163 then load backchain into a temp reg to restore vr and vrsave. Add
16164 code to restore vr after frame pop if possible.
16166 2008-04-17 Richard Guenther <rguenther@suse.de>
16168 * tree-vn.c (expressions_equal_p): Do not check type
16169 equality or compatibility before calling operand_equal_p.
16170 * fold-const.c (operand_equal_p): Check equivalence of
16171 integer constants before bailing out due to signedness or
16172 precision differences.
16173 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
16174 spurious differences in type qualification. Ignore types
16175 for COMPONENT_REFs at all.
16177 2008-04-17 Christian Bruel <christian.bruel@st.com>
16179 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
16180 msw_skip comparison.
16182 2008-04-16 Jakub Jelinek <jakub@redhat.com>
16185 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
16188 PR tree-optimization/35899
16189 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
16190 rather than TREE_OPERAND.
16192 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
16195 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
16196 temporary registers. Change operand predicate to general_operand.
16197 (remainderxf3): Ditto.
16199 2008-04-16 Richard Guenther <rguenther@suse.de>
16201 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
16202 * tree-affine.c (aff_combination_expand): Look through some
16205 2008-04-15 Doug Kwan <dougkwan@google.com>
16207 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
16209 * tree-pretty-print.c (dump_generic_node): Ditto.
16210 * final.c (output_addr_const): Ditto.
16211 * dwarf2out.c (output_cfi): Ditto.
16212 * c-pretty-print.c (pp_c_integer_constant): Ditto.
16213 * print-rtl.c (print_rtx): Ditto.
16214 * print-tree.c (print_node_brief, print_node): Ditto.
16215 * c-common.c (match_case_to_enum_1): Ditto.
16216 * sched-vis.c (print_value): Ditto.
16217 * config/i386/i386.c (print_operand): Cast to long unsigned int
16220 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
16221 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
16222 MS Windows VirtualProtect function.
16224 2008-04-15 Jan Hubicka <jh@suse.cz>
16226 * gengtype.c (write_root): Param_is argument is OK.
16227 * expr.c (expand_expr_real_1): Update call of get_exception_*.
16228 * function.h: Include varray.h
16229 (rtl_eh): New stucture based on except.c one.
16230 (call_site_record): New forward declaration and vector type.
16231 * calls.c (emit_call_1): Do not call
16232 note_current_region_may_contain_throw.
16233 * except.c (eh_status): Remove cur_region, try_region since they are
16235 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
16236 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
16237 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
16238 Remove call_site_data_used, call_site_data_size.
16239 Turn call_site_record into vector in function.h.
16240 (note_current_region_may_contain_throw): Remove.
16241 (get_exception_pointer, get_exception_filter): Do not take struct
16242 function argument; update.
16243 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
16244 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
16245 build_post_landing_pads, dw2_build_landing_pads,
16246 sjlj_assign_call_site_values, sjlj_mark_call_sites,
16247 sjlj_emit_function_enter, sjlj_emit_function_enter,
16248 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
16249 sjlj_build_landing_pads, finish_eh_generation,
16250 remove_exception_handler_label, remove_eh_handler,
16251 maybe_remove_eh_handler, add_reachable_handler,
16252 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
16253 add_action_record, collect_one_action_chain, add_call_site,
16254 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
16255 sjlj_output_call_site_table, output_function_exception_table,
16256 * except.h (note_current_region_may_contain_throw): Remove
16257 (get_exception_pointer, get_exception_filter): Do not take struct
16259 * Makefile.in (GTFILES): Put varargs before struct function.
16261 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16263 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
16264 punt for STRING_CST.
16265 (get_constraint_for): Deal with STRING_CST here instead.
16267 2008-04-15 Richard Guenther <rguenther@suse.de>
16269 * tree-ssa-propagate.c (substitute_and_fold): Substitute
16270 statements in a basic-block with a backward walk. Do not
16271 substitute into dead statements but instead remove those.
16273 2008-04-15 Richard Guenther <rguenther@suse.de>
16275 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
16276 to zero, thus disable creation of SFTs.
16278 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16280 * tree-predcom.c (suitable_reference_p): Return false if the
16281 reference can throw.
16283 2008-04-15 Jakub Jelinek <jakub@redhat.com>
16286 * c-decl.c (finish_decl): If extern or static var has variable
16287 size, set TREE_TYPE (decl) to error_mark_node.
16289 2008-04-15 Rafael Espíndola <espindola@google.com>
16291 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
16294 2008-04-15 Richard Guenther <rguenther@suse.de>
16296 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
16297 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
16298 (visit_reference_op_load): Do walk vuse-vdef chains on
16299 vn_reference_lookup.
16300 (visit_reference_op_store): But do not here.
16301 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
16302 vn_reference_lookup.
16303 (vn_lookup_with_vuses): But do so here.
16305 2008-04-14 Ian Lance Taylor <iant@google.com>
16307 * fold-const.c (fold_overflow_warning): Remove assertion.
16309 2008-04-15 Ben Elliston <bje@au.ibm.com>
16311 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
16312 temp1 local variables.
16314 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
16317 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
16318 ".text.unlikely" section as executable.
16320 2008-04-14 James E. Wilson <wilson@tuliptree.org>
16322 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16323 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
16324 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
16325 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
16326 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
16327 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
16328 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
16330 2008-04-14 Ian Lance Taylor <iant@google.com>
16332 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
16333 * fold-const.c (fold_comparison): If appropriate, test
16334 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
16335 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
16336 reassociating a pointer type.
16337 * doc/invoke.texi (Optimize Options): Document that
16338 -fstrict-overflow applies to pointer wraparound.
16340 2008-04-13 Jan Hubicka <jh@suse.cz>
16342 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
16344 2008-04-12 Andrew Pinski <pinskia@gmail.com>
16346 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
16347 we are going to "save the world".
16349 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
16351 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
16352 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
16353 operand 0 constraint, not "=".
16355 2008-04-11 James E. Wilson <wilson@tuliptree.org>
16357 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
16359 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16361 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
16362 of size of positions_needed * CHAR_BIT.
16364 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16366 PR middle-end/35897
16367 * dse.c (store_info): Change positions_needed to unsigned
16369 (lowpart_bitmask): New.
16370 (record_store): Cast to unsigned HOST_WIDE_INT for
16371 positions_needed. Assert width <= size of positions_needed *
16372 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
16373 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
16374 lowpart_bitmask to set mask.
16376 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16378 * config/bfin/constraints.md: New file.
16379 * config/bfin/bfin.md: Include it.
16380 (adddi3): Use satisfies_constraint functions instead of the old macros.
16381 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
16382 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
16383 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
16384 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
16385 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
16386 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
16387 EXTRA_CONSTRAINT): Delete.
16388 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
16389 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
16391 * config/bfin/bfin.c: Include "tm-constrs.h".
16392 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
16393 Use satisfies_constraint functions instead of the old macros.
16394 * doc/md.texi (Blackfin Constraints): Update file name reference.
16396 2008-04-11 Richard Guenther <rguenther@suse.de>
16398 PR tree-optimization/35869
16399 * tree-vrp.c (execute_vrp): Move switch statement update after
16400 jump threading. Schedule another cfg cleanup run.
16402 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
16405 * attribs.c (decl_attributes): Return early on errorneous node.
16407 2008-04-10 Oleg Ryjkov <olegr@google.com>
16409 * tree.h (struct tree_base): Added a new flag default_def_flag.
16410 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
16412 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
16414 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
16416 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16419 * pa.md: Define mode iterator P. Define mode attribute dwc.
16420 (dcacheflush): Update pattern to use iterator P and attribute dwc.
16421 (icacheflush): Likewise.
16422 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
16423 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
16425 2008-04-11 Ben Elliston <bje@au.ibm.com>
16427 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
16429 2008-04-10 Rafael Espíndola <espindola@google.com>
16431 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
16432 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
16433 (extract_range_from_expr): The same.
16435 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16437 * config/mips/mips.md (GPR2): New mode iterator.
16438 (seq): Add comment.
16439 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
16440 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
16441 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
16442 Rewrite these to take two modes, the mode of comparison and the
16443 mode of the destination.
16444 * config/mips/mips.c (mips_expand_scc): Instead of having
16445 paradoxical subreg as destination, expand "narrowing" scc if mode
16446 of comparison is SI and target is requested in DI mode.
16447 (mips_emit_int_order_test): Update comment. Make mode of
16448 comparison match CMP0 rather than TARGET. When creating inverse
16449 target use mode of TARGET.
16451 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16453 * gcov-dump.c (tag_summary): Only print summaries for the first
16454 GCOV_COUNTERS_SUMMABLE counters.
16456 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
16458 * config/i386/i386.md (absneg): New code iterator.
16459 (absnegprefix): New code attribute.
16460 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
16461 patterns using absneg code iterator.
16462 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
16463 using absneg code iterator.
16464 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
16465 *neg<mode>2 patterns using absneg code iterator.
16466 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16467 *negextendsfdf2 patterns using absneg code iterator.
16468 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
16469 *negextendsfxf2 patterns using absneg code iterator.
16470 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16471 *negextendsfdf2 patterns using absneg code iterator.
16472 * config/i386/sse.md (<code><mode>2): Macroize expander from
16473 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
16475 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
16477 * config/s390/s390.h: Remove the remains of the recent search
16478 & replace action of current_function_outgoing_args_size.
16480 2008-04-10 Ira Rosen <irar@il.ibm.com>
16482 PR tree-optimization/35821
16483 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
16484 NEW_STMT_LIST is not NULL.
16486 2008-04-09 David Edelsohn <edelsohn@gnu.org>
16489 * toplev.c (process_options): Remove -ffunction-sections debugging
16492 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
16494 PR middle-end/PR28690
16495 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
16496 than gen_rtx_fmt_ee to perform more canonicalizations.
16498 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16501 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
16503 2008-04-09 Richard Guenther <rguenther@suse.de>
16505 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
16506 (dump_function_to_file): Dump function arguments with types.
16508 2008-04-08 Richard Guenther <rguenther@suse.de>
16510 * fold-const.c (fold_widened_comparison): Do not allow
16511 sign-changes that change the result.
16513 2008-04-08 Janis Johnson <janis187@us.ibm.com>
16516 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
16517 kinds of indirect references.
16519 2008-04-08 David Edelsohn <edelsohn@gnu.org>
16521 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
16522 GNU Fortran language string.
16524 2008-04-08 Rafael Espíndola <espindola@google.com>
16526 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
16527 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16528 * tree.h (tree_call_nonnegative_warnv_p): New.
16530 2008-04-08 Jan Hubicka <jh@suse.cz>
16532 * function.c (free_after_compilation): Clear out regno_reg_rtx
16535 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
16538 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16540 PR middle-end/PR28690
16541 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
16542 same precedence as REG_POINTER and MEM_POINTER operands.
16544 2008-04-08 Richard Guenther <rguenther@suse.de>
16546 PR middle-end/35834
16547 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16548 for adding index to base.
16550 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16552 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16553 (MINGW_ENABLE_EXECUTE_STACK): New.
16554 (IN_LIBGCC2): For libgcc include windows.h file for
16555 function declarations.
16557 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16559 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16560 and tem2 if tem1 is not a REG or MULT.
16562 2008-04-08 Jan Hubicka <jh@suse.cz>
16564 * function.h (incomming_args): Break out of struct function.
16565 (function_subsections): Break out of struct function.
16566 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16567 return_rtx and hard_reg_initial_vals from struct function.
16568 Kill inl_max_label_num.
16569 (current_function_pops_args, current_function_args_info,
16570 current_function_args_size, current_function_args_size,
16571 current_function_pretend_args_size,
16572 current_function_outgoing_args_size,
16573 current_function_internal_arg_pointer, current_function_return_rtx):
16574 Kill compatibility accestor macros.
16575 * builtins.c (expand_builtin_apply_args_1): Update.
16576 (expand_builtin_next_arg): Update.
16577 * df-scan.c (df_get_call_refs): Update.
16578 * dbxout.c (dbxout_function_end): Update.
16579 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16580 (output_line_info): Update.
16581 (secname_for_decl): Update.
16582 (dwarf2out_var_location): Update.
16583 * function.c (free_after_compilation): Update.
16584 (assign_parm_find_stack_rtl): Update.
16585 (assign_parms): Update.
16586 (expand_dummy_function_end): Update.
16587 (expand_function_end): Update.
16588 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16589 (expand_call): Update.
16590 (emit_library_call_value_1): Update.
16591 (store_one_arg): Update.
16592 * varasm.c (initialize_cold_section_name): Update.
16593 (unlikely_text_section): Update.
16594 (unlikely_text_section_p): Update.
16595 (assemble_start_function): Update.
16596 (assemble_end_function): Update.
16597 (default_section_type_flags): Update.
16598 (switch_to_section): Update.
16599 * integrate.c (set_decl_abstract_flags): Update.
16600 (get_hard_reg_initial_val): Update.
16601 (has_hard_reg_initial_val): Update.
16602 (allocate_initial_values): Update.
16603 * resource.c (init_resource_info): Update.
16604 * config/alpha/alpha.c (NUM_ARGS): Update.
16605 (direct_return): Update.
16606 (alpha_va_start): Update.
16607 (alpha_sa_size): Update.
16608 (alpha_initial_elimination_offset): Update.
16609 (alpha_expand_prologue): Update.
16610 (alpha_start_function): Update.
16611 (alpha_expand_epilogue): Update.
16612 (unicosmk_initial_elimination_offset):
16613 * config/alpha/alpha.md (call expander): Update.
16614 * config/s390/s390.c (s390_register_info): Update.
16615 (s390_register_info): Update.
16616 (s390_frame_info): Update.
16617 (s390_initial_elimination_offset): Update.
16618 (s390_build_builtin_va_list): Update.
16619 (s390_va_start): Update.
16620 * config/spu/spu.c (direct_return): Update.
16621 (spu_expand_prologue): Update.
16622 (spu_initial_elimination_offset): Update.
16623 (spu_build_builtin_va_list): Update.
16624 (spu_va_start): Update.
16625 * config/sparc/sparc.c (sparc_init_modes): Update.
16626 (sparc_compute_frame_size): Update.
16627 (function_value): Update.
16628 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16629 * config/i386/i386.md (return expander): Update.
16630 * config/i386/i386.c (ix86_va_start): Update.
16631 (ix86_can_use_return_insn_p): Update.
16632 (ix86_compute_frame_layout): Update.
16633 (ix86_expand_epilogue): Update.
16634 * config/sh/sh.c (output_stack_adjust): Update.
16635 (calc_live_regs): Update.
16636 (sh_expand_prologue): Update.
16637 (sh_builtin_saveregs): Update.
16638 (sh_va_start): Update.
16639 (initial_elimination_offset): Update.
16640 (sh_allocate_initial_value): Update.
16641 (sh_function_ok_for_sibcall): Update.
16642 (sh_get_pr_initial_val): Update.
16643 * config/sh/sh.md (return expander): Update.
16644 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16645 * config/crx/crx.c (crx_compute_frame): UPdate.
16646 (crx_initial_elimination_offset): UPdate.
16647 * config/xtensa/xtensa.c (compute_frame_size): Update
16648 (xtensa_builtin_saveregs): Update.
16649 (xtensa_va_start): Update.
16650 (order_regs_for_local_alloc): Update.
16651 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16652 (xstormy16_expand_builtin_va_start): Update.
16653 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16654 * config/m68hc11/m68hc11.md (return expanders): Update.
16655 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16656 (expand_epilogue): Update.
16657 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16658 (cris_simple_epilogue): Update.
16659 (cris_expand_prologue): Update.
16660 (cris_expand_epilogue): Update.
16661 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16662 (compute_frame_size): Update.
16663 * config/mt/mt.c (mt_compute_frame_size): Update.
16664 * config/mn10300/mn10300.c (expand_prologue): Update.
16665 (expand_epilogue): Update.
16666 (initial_offset): Update.
16667 (mn10300_builtin_saveregs):
16668 * config/mn10300/mn10300.md (return expander): Update.
16669 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16670 (ia64_initial_elimination_offset): Update.
16671 (ia64_initial_elimination_offset): Update.
16672 (ia64_expand_prologue): Update.
16673 * config/m68k/m68k.md (return expander): Update.
16674 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16675 (rs6000_stack_info): Update.
16676 * config/mcore/mcore.c (layout_mcore_frame): Update.
16677 (mcore_expand_prolog): Update.
16678 * config/arc/arc.c (arc_compute_frame_size): Update.
16679 * config/score/score3.c (score3_compute_frame_size): Update.
16680 * config/score/score7.c (score7_compute_frame_size): Update.
16681 * config/arm/arm.c (use_return_insn): Update.
16682 (thumb_find_work_register): Update.
16683 (arm_compute_save_reg_mask): Update.
16684 (arm_output_function_prologue): Update.
16685 (arm_output_epilogue): Update.
16686 (arm_size_return_regs): Update.
16687 (arm_get_frame_offsets): Update.
16688 (arm_expand_prologue): Update.
16689 (thumb_exit): Update.
16690 (thumb_unexpanded_epilogue): Update.
16691 (thumb1_output_function_prologue): Update.
16692 * config/pa/pa.md (return expander): Update.
16693 * config/pa/pa.c (compute_frame_size): Update.
16694 (hppa_builtin_saveregs): Update.
16695 * config/mips/mips.c (mips_va_start): Update.
16696 (mips16_build_function_stub): Update.
16697 (mips_compute_frame_info): Update.
16698 (mips_restore_gp): Update.
16699 (mips_output_function_prologue): Update.
16700 (mips_expand_prologue): Update.
16701 * config/v850/v850.c (compute_frame_size): Update.
16702 (expand_prologue): * config/mmix/mmix.c (along): update.
16703 (mmix_initial_elimination_offset): update.
16704 (mmix_reorg): update.
16705 (mmix_use_simple_return): update.
16706 (mmix_expand_prologue): update.
16707 (mmix_expand_epilogue): Update.
16708 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16709 (emit_link_insn): Update.
16711 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16713 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16714 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16716 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16719 2008-04-07 Jan Hubicka <jh@suse.cz>
16721 * function.h (rtl): Rename to x_rtl.
16722 (crtl): New define.
16723 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16724 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16725 used_temp_slots avail_temp_slots, temp_slot_level,
16726 nonlocal_goto_handler_labels): Update accesstors.
16727 (rtl): New global variable.
16728 (struct function): Move some fileds to rtl_data.
16729 (get_arg_pointer_save_area): Update prototype.
16730 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16731 get_arg_pointer_save_area.
16732 * expr.c (init_expr): Update
16733 * function.c (get_frame_size): Update
16734 (assign_stack_local): Update
16735 (expand_function_end): Update.
16736 (get_art_pointer_save_area): Update
16738 * emit-rtl.c (rtl): Declare.
16739 (regno_reg_rtx): Declare.
16740 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16742 (gen_reg_rtx): Update.
16743 * varasm.c (n_deferred_constatns): Update accestor.
16744 (init_varasm_status): Do not allocate varasm_status.
16745 (force_const_mem, get_pool_size, output_constant_pool): Update.
16746 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16747 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16748 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16749 * sparc/sparc.h (INIT_EXPANDERS): Update.
16750 * ia64/ia64.h (INIT_EXPANDERS): Update.
16752 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16754 * reload.c (push_secondary_reload): Add missing break to for loop.
16756 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16758 PR middle-end/PR28690
16759 * rtlanal.c: Update copyright years.
16760 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16761 as REG_POINTER and MEM_POINTER operands.
16762 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16763 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16764 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16765 * gcse.c: Update copyright years.
16766 (pre_delete): Call gen_reg_rtx_and_attrs.
16767 (hoist_code): Likewise.
16768 (build_store_vectors): Likewise.
16769 (delete_store): Likewise.
16770 * loop-invariant.c (move_invariant_reg): Likewise.
16771 Update copyright years.
16773 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16775 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16776 control string instead of quoted.
16778 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16780 * doc/rtl.texi: Rewrite of subreg section.
16782 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16785 * config/i386/i386.c (legitimize_pic_address): Add treating
16786 of dllimport SYM_REF's.
16787 (legitimize_dllimport_symbol): Add prototype.
16789 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16791 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16792 reference in constructor with non self-referential type.
16794 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16796 Removal of Return with Depressed Stack Pointer support
16797 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16798 (ECF_SP_DEPRESSED): Likewise.
16799 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16800 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16801 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16802 (expand_call): Do not test ECF_SP_DEPRESSED.
16803 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16804 * function.c (keep_stack_depressed): Delete.
16805 (handle_epilogue_set): Likewise.
16806 (update_epilogue_consts): Likewise.
16807 (emit_equiv_load): Likewise.
16808 (thread_prologue_and_epilogue_insns): Remove support for Return with
16809 Depressed Stack Pointer.
16810 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16812 2008-04-06 Richard Guenther <rguenther@suse.de>
16814 PR tree-optimization/35400
16815 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16816 information from SSA_NAMEs.
16818 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16820 * config/avr/avr.h (avr_mega_p): Remove declaration.
16821 (AVR_MEGA): Remove macro.
16822 * config/avr/avr.c (avr_mega_p): Remove variable.
16823 (avr_override_options): Remove inicializion of avr_mega_p.
16824 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16825 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16826 (avr_jump_mode): (Ditto.).
16827 (avr_output_progmem_section_asm_op): (Ditto.).
16828 (avr_asm_init_sections): (Ditto.).
16829 (avr_asm_init_sections): (Ditto.).
16830 (avr_rtx_costs): (Ditto.).
16831 * config/avr/avr.md: (Ditto.).
16832 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16835 2008-04-06 Richard Guenther <rguenther@suse.de>
16837 PR tree-optimization/35842
16838 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16839 is_gimple_invariant_address.
16841 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16843 * gcc.c (default_compilers): Sync Fortran extensions list with
16844 that in fortran/lang-specs.h.
16845 * doc/invoke.texi: Likewise.
16846 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16847 * dwarf2out.c (gen_compile_unit_die): Likewise.
16849 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16851 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16853 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16856 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16857 attribute is used for nested functions.
16859 2008-04-05 Jan Hubicka <jh@suse.cz>
16861 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16863 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16865 (dump_files): Update.
16866 (enable_rtl_dump_file): Do not accept letter argument.
16867 * tree-pass.h (dump_file_info): Remove letter argument.
16868 * toplev.c (decode_d_option): Update -da handling.
16869 * toplev.h (enable_rtl_dump_file): Update prototype.
16870 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16871 it out based on pass type.
16872 (register_dump_files_1): Likewise.
16873 (init_optimization_passes): Update register_one_dump_file calls.
16874 (execute_one_pass): Sanity check that IPA passes are called at IPA
16875 level and RTL passes at RTL level.
16876 (execute_pass_list): IPA pass can not be after or subpass of
16878 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16879 disallov RTL subpasses of IPA subpasses.
16881 2008-04-05 Ben Elliston <bje@au.ibm.com>
16883 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16884 builtins that return exactly once and do not throw. Cache call to
16887 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16889 PR rtl-optimization/34916
16890 PR middle-end/35519
16891 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16892 between instruction pairs.
16894 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16896 * doc/invoke.texi: Document -mbitops for SH.
16897 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16898 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16899 * config/sh/sh.c (print_operand): Add %t operand code.
16900 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16901 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16902 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16903 (extendqihi2): Likewise.
16904 (movqi_i): Likewise.
16905 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16906 (extv): Use bld instruction for SH2A if possible.
16908 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16909 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16910 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16911 (bset.b, bclr.b): Define peepholes.
16912 * config/sh/sh.opt (mbitops): New option.
16914 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16917 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16918 and view convert expression.
16920 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16923 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16925 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16927 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16929 * config/i386/cpuid.h (bit_AES): New.
16930 (bit_PCLMUL): Likewise.
16932 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16933 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16934 SSE2 if AES or PCLMUL is enabled.
16935 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16936 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16937 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16938 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16939 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16940 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16941 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16942 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16943 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16944 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16945 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16946 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16947 __builtin_ia32_aeskeygenassist128 and
16948 __builtin_ia32_pclmulqdq128.
16949 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16950 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16951 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16953 * config/i386/i386.h (TARGET_AES): New.
16954 (TARGET_PCLMUL): Likewise.
16955 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16957 * config/i386/i386.md (UNSPEC_AESENC): New.
16958 (UNSPEC_AESENCLAST): Likewise.
16959 (UNSPEC_AESDEC): Likewise.
16960 (UNSPEC_AESDECLAST): Likewise.
16961 (UNSPEC_AESIMC): Likewise.
16962 (UNSPEC_AESKEYGENASSIST): Likewise.
16963 (UNSPEC_PCLMUL): Likewise.
16965 * config/i386/i386.opt (maes): New.
16966 (mpclmul): Likewise.
16968 * config/i386/sse.md (aesenc): New pattern.
16969 (aesenclast): Likewise.
16970 (aesdec): Likewise.
16971 (aesdeclast): Likewise.
16972 (aesimc): Likewise.
16973 (aeskeygenassist): Likewise.
16974 (pclmulqdq): Likewise.
16976 * config/i386/wmmintrin.h: New.
16978 * doc/extend.texi: Document AES and PCLMUL built-in function.
16980 * doc/invoke.texi: Document -maes and -mpclmul.
16982 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16984 * function.c (free_after_parsing): Replace with
16985 cxx_push_function_context from C++ front-end.
16986 (allocate_struct_function): Don't call langhook.
16987 * langhooks.h (struct lang_hooks_for_functions): Delete.
16988 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16990 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16991 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16992 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16993 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16994 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16995 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16996 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16998 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16999 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
17001 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17004 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
17007 2008-04-04 Richard Guenther <rguenther@suse.de>
17009 PR middle-end/35823
17010 * fold-const.c (optimize_minmax_comparison): Use the correct
17011 type for the constant in the simplified comparison.
17013 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
17015 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
17016 Pass L2 size as "--param l2-cache-size" to the compiler.
17017 (decode_l2_cache): New function to decode L2 cache parameters using
17018 0x8000006 extended cpuid function.
17019 (detect_caches_amd): Determine parameters of L2 cache using
17020 decode_l2_caches function.
17021 (decode_caches_intel): Decode L2 cache parameters.
17022 (detect_caches_intel): Determine L2 cache parameters using
17023 decode_caches_intel and decode_l2_caches functions.
17025 2008-04-03 Bob Wilson <bob.wilson@acm.org>
17027 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
17028 secondary input reload for subword loads from the constant pool.
17030 2008-04-03 Janis Johnson <janis187@us.ibm.com>
17033 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
17034 constants of the appropriate size for runtime calculations.
17037 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
17038 decimal-float literal constant zero.
17040 2008-04-03 Jakub Jelinek <jakub@redhat.com>
17043 * c-parser.c (c_parser_omp_atomic): Call
17044 default_function_array_conversion on the RHS.
17046 PR middle-end/35818
17047 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
17048 call is_variable_sized if decl has incomplete type.
17050 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
17052 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
17054 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
17056 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
17058 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
17059 (sgt<u>): Merge sgt and sgtu into new expander.
17060 (sgt, sgtu): Remove expanders.
17061 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
17062 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
17063 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
17064 *sgtu_<mode>_mips16 into new pattern.
17065 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
17066 (sge<u>): Merge sge and sgeu into new expander.
17067 (sge, sgeu): Remove expanders.
17068 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
17070 (*sge_<mode>, second *sge_<mode>): Remove patterns.
17071 (slt<u>): Merge slt and sltu into new expander.
17072 (slt, sltu): Remove expanders.
17073 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
17074 (*slt_<mode>, *sltu_<mode>): Remove patterns.
17075 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
17076 *sltu_<mode>_mips16 into new pattern.
17077 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
17078 (sle<u>): Merge sle and sleu into new expander.
17079 (sle, sleu): Remove expanders.
17080 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
17081 (*sle_<mode>, *sleu_<mode>): Remove patterns.
17082 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
17083 *sleu_<mode>_mips16 into new pattern.
17084 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
17086 2008-04-03 Jan Hubicka <jh@suse.cz>
17088 PR tree-optimization/35795
17089 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
17090 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17091 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
17092 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
17093 * score/score3.c (score3_output_mi_thunk): Likewise.
17094 * score/score7.c (score7_output_mi_thunk): Likewise.
17095 * mips/mips.c (mips_output_mi_thunk): Likewise.
17097 2008-04-03 Richard Guenther <rguenther@suse.de>
17099 * tree-vrp.c (extract_range_from_unary_expr): Handle all
17100 conversions. Simplify code.
17102 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
17104 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
17106 2008-04-03 Tom Tromey <tromey@redhat.com>
17107 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17109 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17110 * config/bfin/t-bfin-linux (generated_files): Add
17111 linux-sysroot-suffix.h.
17112 * doc/install.texi (Prerequisites): Require make 3.80.
17113 * doc/sourcebuild.texi (Front End Directory): Document new
17115 * Makefile.in (generated_files): New variable.
17116 (ALL_HOST_OBJS): New variable.
17117 ($(ALL_HOST_OBJS)): New target.
17119 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17121 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
17122 (remap_block): Call id->transform_lang_insert_block instead
17124 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
17125 Set id.transform_lang_insert_block to NULL.
17126 (clone_body): Move to cp/optimize.c
17127 * tree-inline.h (struct copy_body_data): Change
17128 transform_lang_insert_block to function pointer.
17129 (copy_generic_body, copy_decl_no_change): Export.
17130 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
17131 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
17132 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
17134 * c-tree.h (insert_block): Kill.
17135 * c-decl.c (insert_block): Kill.
17137 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17139 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17140 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17141 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
17143 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
17144 argument, call {push,pop}_function_context from here.
17145 * c-parser.c: Use c_{push,pop}_function_context.
17147 * function.c (push_function_context_to): Move meat ...
17148 (push_function_context): ... here. Simplify.
17149 * function.c (pop_function_context_from): Move meat ...
17150 (pop_function_context): ... here. Simplify.
17151 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
17153 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17154 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17155 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
17156 * tree.h (push_function_context_to, pop_function_context_from): Remove.
17158 2008-04-03 Ben Elliston <bje@au.ibm.com>
17160 * expmed.c (extract_force_align_mem_bit_field): Remove.
17162 2008-04-03 Richard Guenther <rguenther@suse.de>
17164 PR middle-end/35800
17165 * expr.h (try_casesi): Adjust prototype.
17166 * expr.c (try_casesi): Take fallback label as extra parameter.
17167 Use that for gen_casesi if default_label is NULL.
17168 * stmt.c (expand_case): Pass fallback label to try_casesi,
17169 make sure to fill gaps with a fallback label if default_label
17172 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
17175 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
17177 2008-04-03 Ben Elliston <bje@au.ibm.com>
17179 * expmed.c (extract_split_bit_field): Remove if (0) code.
17180 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
17181 (do_ds_constraint): Likewise.
17183 2008-04-02 Joseph Myers <joseph@codesourcery.com>
17185 * doc/cppopts.texi (-dU): Document.
17186 * c-common.h (flag_dump_macros): Update comment.
17187 * c-opts.c (handle_OPT_d): Handle -dU.
17188 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
17189 dump_queued_macros, cb_used_define, cb_used_undef): New.
17190 (init_pp_output): Handle -dU.
17191 (cb_line_change): Call dump_queued_macros.
17192 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
17194 2008-04-02 Anatoly Sokolov <aesok@post.ru>
17196 * config/avr/predicates.md (io_address_operand): New predicate.
17197 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
17198 * config/avr/avr.c (avr_io_address_p): Remove function.
17199 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
17200 'avr_io_address_p' function.
17201 (out_movhi_r_mr): (Ditto.).
17202 (out_movqi_mr_r): (Ditto.).
17203 (out_movhi_mr_r): (Ditto.).
17204 (avr_address_cost): (Ditto.).
17206 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
17208 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
17209 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
17210 in 32bit mode when XMM registers are available to avoid store
17212 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
17213 corresponding post-reload splitters.
17215 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17217 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
17218 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
17219 __builtin_ia32_roundss.
17220 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
17221 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
17222 __builtin_ia32_roundss.
17223 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
17224 IX86_BUILTIN_SHUFPD here.
17226 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17228 * config/i386/i386.md (plogic): New.
17229 (plogicprefix): Likewise.
17231 * config/i386/mmx.md (mmx_<code><mode>3): New.
17232 (mmx_and<mode>3): Removed.
17233 (mmx_ior<mode>3): Likewise.
17234 (mmx_xor<mode>3): Likewise.
17236 * config/i386/sse.md (<code><mode>3): New.
17237 (*<code><mode>3): Likewise.
17238 (*<code><mode>3): Likewise.
17239 (<code><mode>3): Likewise.
17240 (*sse_<code><mode>3): Likewise.
17241 (*sse2_<code><mode>3): Likewise.
17242 (<code>tf3): Likewise.
17243 (*<code>tf3): Likewise.
17244 (and<mode>3): Likewise.
17245 (*and<mode>3): Likewise.
17246 (ior<mode>3): Removed.
17247 (*ior<mode>3): Likewise.
17248 (xor<mode>3): Likewise.
17249 (*xor<mode>3): Likewise.
17250 (*and<mode>3): Likewise.
17251 (*ior<mode>3): Likewise.
17252 (*xor<mode>3): Likewise.
17253 (and<mode>3): Likewise.
17254 (*sse_and<mode>3): Likewise.
17255 (*sse2_and<mode>3): Likewise.
17256 (andtf3): Likewise.
17257 (*andtf3): Likewise.
17258 (ior<mode>3): Likewise.
17259 (*sse_ior<mode>3): Likewise.
17260 (*sse2_ior<mode>3): Likewise.
17261 (iortf3): Likewise.
17262 (*iortf3): Likewise.
17263 (xor<mode>3): Likewise.
17264 (*sse_xor<mode>3): Likewise.
17265 (*sse2_xor<mode>3): Likewise.
17266 (xortf3): Likewise.
17267 (*xortf3): Likewise.
17269 2008-04-02 Richard Guenther <rguenther@suse.de>
17271 PR tree-optimization/14495
17272 PR tree-optimization/34793
17273 * tree-vrp.c (struct switch_update): New structure.
17274 (to_remove_edges, to_update_switch_stmts): New VECs.
17275 (simplify_switch_using_ranges): New function. Remove not taken
17276 case labels and edges.
17277 (simplify_stmt_using_ranges): Call it.
17278 (identify_jump_threads): Mark edges we have queued for removal
17279 so we don't thread them.
17280 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
17282 * tree-cfg.c (group_case_labels): Deal with missing default label.
17283 (tree_verify_flow_info): Allow missing default label.
17284 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
17285 (emit_case_nodes): Likewise.
17286 (expand_case): Do not rely on the default label to be present.
17287 * expr.c (try_casesi): Deal with NULL default_label.
17288 (do_tablejump): Likewise.
17290 2008-04-02 Richard Guenther <rguenther@suse.de>
17292 PR tree-optimization/14495
17293 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
17294 SWITCH_EXPR here ...
17295 (vrp_visit_switch_stmt): ... but here (new function).
17296 (find_case_label_index): New helper function.
17297 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
17299 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17301 * fwprop.c: Fix ISO-C99ism.
17303 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17306 * Makefile.in (objdir): Set it here.
17307 * configure.ac: Not here. Find dynamic linker characteristics.
17308 * exec-tool.in: Use them.
17309 * aclocal.m4: Regenerate.
17310 * configure: Regenerate.
17312 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17314 * expr.c (expand_var): Delete it.
17315 * expr.h (expand_var): Delete prototype.
17316 * function.c (expand_function_start): Use expand_decl instead.
17317 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
17320 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
17322 PR rtl-optimization/35542
17323 * fwprop.c (forward_propagate_and_simplify): Replace
17324 loc_reg_mentioned_in_p with reg_mentioned_p.
17326 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17328 PR rtl-optimization/35281
17329 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
17330 (propagate_rtx_1): Handle PR_HANDLE_MEM.
17331 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
17332 (varying_mem_p): Move above propagate_rtx.
17333 (all_uses_available_at): Do not check MEMs.
17335 2008-04-02 Rafael Espíndola <espindola@google.com>
17337 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
17338 (register_edge_assert_for_2): Split the cond argument.
17339 (register_edge_assert_for_1): Adjust for the change in
17340 register_edge_assert_for_2.
17341 (register_edge_assert_for): Split the cond argument.
17342 (find_switch_asserts): Adjust for the change in
17343 register_edge_assert_for.
17345 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
17347 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
17348 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
17349 offsets for 64-bit mingw.
17350 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
17351 abi for x86_64-pc-mingw.
17353 2008-04-02 Richard Guenther <rguenther@suse.de>
17355 * tree-vrp.c (extract_range_from_assert): Make sure to not
17356 produce range min/max with TREE_OVERFOW set.
17357 If merging a anti-range and a range keep the anti-range if
17358 the range covers all values of the type.
17359 (register_edge_assert_for_2): Only allow sign-changing
17360 conversions in detecting canonical range checks. Also
17361 register an assert for the unsigned name if useful.
17363 PR tree-optimization/35787
17364 * tree-vrp.c (vrp_val_max): New function.
17365 (vrp_val_min): Likewise.
17366 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
17367 (vrp_val_is_min): Likewise.
17368 (supports_overflow_infinity): Use vrp_val_{min,max}.
17369 (negative_overflow_infinity): Likewise.
17370 (positive_overflow_infinity): Likewise.
17371 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
17372 (is_positive_overflow_infinity): Likewise.
17373 (is_overflow_infinity): Likewise.
17374 (avoid_overflow_infinity): Use vrp_val_{min,max} and
17375 vrp_val_is_{min,max}.
17376 (set_and_canonicalize_value_range): Canonicalize anti-ranges
17377 to ranges if possible. Avoid empty ranges.
17379 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17381 PR middle-end/35705
17382 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
17383 the expression is a function address.
17385 2008-04-01 George Helffrich <george@gcc.gnu.org>
17387 PR fortran/35154, fortran/23057
17388 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
17389 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
17390 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
17391 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
17393 (dbxout_syms): Check for COMMON-based symbol and wrap in
17394 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
17395 in bracket for efficiency.
17397 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
17398 using DW_TAG_common_block + member offset.
17399 (add_pubname_string): New function.
17400 (dw_expand_expr): New function to find block name and offset for
17402 (common_check): New function to check whether symbol in Fortran COMMON.
17403 (gen_variable_die): If COMMON, use DW_TAG_common_block.
17405 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
17408 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
17410 2008-04-02 Ben Elliston <bje@au.ibm.com>
17412 * config/v850/v850.md (casesi): Remove if (0) code.
17413 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17414 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
17416 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
17418 * config/i386/i386.md (rex64suffix): New mode attribute.
17419 (floathi<mode>2): Disable expander for SSE math.
17420 (*floathi<mode>2_1): New insn insn_and_split pattern.
17421 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
17422 corresponding post-reload splitters.
17423 (*floathi<mode>2_i387): New macroized insn pattern.
17424 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
17425 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
17426 insn_and_split pattern.
17427 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
17428 New macroized instruction patterns and corresponding post-reload
17430 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
17431 and corresponding post-reload splitters.
17432 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
17433 New macroized instruction patterns.
17434 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
17435 macroized instruction patterns and corresponding post-reload splitters.
17436 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
17437 corresponding post-reload splitters.
17438 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
17439 New macroized instruction patterns.
17440 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
17441 corresponding post-reload splitters.
17442 (*floatsi<mode>2_i387): New macroized instruction patterns.
17444 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
17446 * config/i386/i386.md (smaxmin): New.
17447 (umaxmin): Likewise.
17448 (maxminiprefix): Likewise.
17449 (maxminfprefix): Likewise.
17450 (<code><mode>3): Likewise.
17451 (smin<mode>3): Removed.
17452 (smax<mode>3): Likewise.
17454 * config/i386/mmx.md (mmx_<code>v2sf3): New.
17455 (mmx_<code>v4hi3): Likewise.
17456 (mmx_<code>v8qi3): Likewise.
17457 (mmx_smaxv2sf3): Removed.
17458 (mmx_sminv2sf3): Likewise.
17459 (mmx_umaxv8qi3): Likewise.
17460 (mmx_smaxv4hi3): Likewise.
17461 (mmx_uminv8qi3): Likewise.
17462 (mmx_sminv4hi3): Likewise.
17464 * config/i386/sse.md (<addsub><mode>3): New.
17465 (*<addsub><mode>3): Likewise.
17466 (<sse>_vm<addsub><mode>3): Likewise.
17467 (<maxmin><mode>3): Likewise.
17468 (*<maxmin><mode>3_finite): Likewise.
17469 (*<maxmin><mode>3): Likewise.
17470 (<sse>_vm<maxmin><mode>3): Likewise.
17471 (sse3_h<addsub>v4sf3): Likewise.
17472 (sse3_h<addsub>v2df3): Likewise.
17473 (<maxmin>v16qi3): Likewise.
17474 (*<maxmin>v16qi3): Likewise.
17475 (<maxmin>v8hi3): Likewise.
17476 (*<maxmin>v8hi3): Likewise.
17477 (*sse4_1_<maxmin><mode>3): Likewise.
17478 (*sse4_1_<maxmin><mode>3): Likewise.
17479 (add<mode>3): Removed.
17480 (*add<mode>3): Likewise.
17481 (<sse>_vmadd<mode>3): Likewise.
17482 (sub<mode>3): Likewise.
17483 (*sub<mode>3): Likewise.
17484 (<sse>_vmsub<mode>3): Likewise.
17485 (smin<mode>3): Likewise.
17486 (*smin<mode>3_finite): Likewise.
17487 (*smin<mode>3): Likewise.
17488 (<sse>_vmsmin<mode>3): Likewise.
17489 (smax<mode>3): Likewise.
17490 (*smax<mode>3_finite): Likewise.
17491 (*smax<mode>3): Likewise.
17492 (<sse>_vmsmax<mode>3): Likewise.
17493 (sse3_haddv4sf3): Likewise.
17494 (sse3_haddv2df3): Likewise.
17495 (sse3_hsubv4sf3): Likewise.
17496 (sse3_hsubv2df3): Likewise.
17497 (umaxv16qi3): Likewise.
17498 (*umaxv16qi3): Likewise.
17499 (smaxv8hi3): Likewise.
17500 (*smaxv8hi3): Likewise.
17501 (*sse4_1_smax<mode>3): Likewise.
17502 (*sse4_1_umax<mode>3): Likewise.
17503 (uminv16qi3): Likewise.
17504 (*uminv16qi3): Likewise.
17505 (sminv8hi3): Likewise.
17506 (*sminv8hi3): Likewise.
17507 (*sse4_1_smin<mode>3): Likewise.
17508 (*sse4_1_umin<mode>3): Likewise.
17510 2008-04-01 Rafael Espíndola <espindola@google.com>
17512 * tree-cfg.c (verify_expr): remove in_phi.
17513 (verify_stmt): Don't call walk_tree with verify_expr. Use
17514 is_gimple_min_invariant instead of is_gimple_val.
17516 2008-04-01 Joseph Myers <joseph@codesourcery.com>
17518 * doc/include/gpl_v3.texi: Update for manpage generation.
17519 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
17521 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
17522 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
17523 gpl_v3.texi instead of gpl.texi.
17526 2008-04-01 Jakub Jelinek <jakub@redhat.com>
17529 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
17531 2008-04-01 Rafael Espíndola <espindola@google.com>
17533 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
17534 (extract_code_and_val_from_cond): Use
17535 extract_code_and_val_from_cond_with_ops.
17537 2008-04-01 Jan Hubicka <jh@suse.cz>
17539 * function.c (free_after_compilation): Free epilogue_delay_list.
17540 (prepare_function_start): Assert that previous compilation was freed.
17542 2008-04-01 Jan Hubicka <jh@suse.cz>
17543 Jim Wilson <wilson@tuliptree.org>
17544 Andreas Tobler <andreast@gcc.gnu.org>
17546 PR middle-end/35781
17547 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17548 rtl.emit instead cfun->emit.
17549 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17550 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17552 2008-04-01 Ben Elliston <bje@au.ibm.com>
17554 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17556 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17558 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17560 (fprofile-use): Add var flag_profile_use
17561 * coverage.c (coverage_begin_output): Do not open a gcno file for
17562 output only if -ftest-coverage is set.
17563 Do not add getpwd() to gcda file path.
17564 (build_gcov_info): Check the new flag
17565 flag_profile_datafile_relative_path.
17566 (coverage_init): Use profile_data_prefix.
17567 Read profile counter only if flag_profile_use is set.
17568 * opts.c (common_handle_option): New option fprofile-use=,
17569 fprofile-dir=, fprofile-generate=.
17570 * toplev.c (profile_data_prefix): New variable definition.
17571 * toplev.h (profile_data_prefix): New declaration.
17572 * doc/invoke.tex (Option Summary, Optimization Options):
17575 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17577 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17578 use tmp consistently.
17581 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17582 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17583 UNSPEC_FR_RECIP_APPROX_RES.
17584 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17586 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17589 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17591 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17593 PR middle-end/30186
17594 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17595 element of the vector via a pointer.
17597 2008-03-31 Ian Lance Taylor <iant@google.com>
17599 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17601 2008-03-31 Jan Hubicka <jh@suse.cz>
17603 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17604 get_arg_pointer_save_area.
17605 * expr.c (init_expr): Just clear out rtl.expr.
17606 * function.c (free_after_compilation): Clear out whole RTL structure.
17607 (get_func_frame_size): Merge into ...
17608 (get_frame_size): ... this one.
17609 (assign_stack_local_1): Merge into ...
17610 (assign_stack_local): ... this one.
17611 (expand_function_end): Update call of get_arg_pointer_save_area.
17612 (get_art_pointer_save_area): Remove cfun argument.
17613 * function.h (emit_status): regno_pointer_align does not need length
17614 attribute. Move x_regno_reg_rtx to ...
17615 (regno_reg_rtx): ... new global array.
17616 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17617 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17618 apply_args_value, forced_labels, stack_pointer_delta):
17620 (struct varasm_status): Move here from varasm.c
17621 (struct rtl_data): New. Move here some fields from struct function.
17622 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17623 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17624 used_temp_slots avail_temp_slots, temp_slot_level,
17625 nonlocal_goto_handler_labels): Update accesstors.
17626 (rtl): New global variable.
17627 (struct function): Move some fileds to rtl_data.
17628 (get_arg_pointer_save_area): Update prototype.
17629 * emit-rtl.c (rtl): Declare.
17630 (regno_reg_rtx): Declare.
17631 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17633 (gen_reg_rtx): Update.
17634 (init_virtual_regs): Do not tate emit_status argument.
17635 (init_emit): Do not allocate emit.
17636 * varasm.c (varasm_statuc): Move to function.h.
17637 (n_deferred_constatns): Update accestor.
17638 (init_varasm_status): Do not allocate varasm_status.
17639 (force_const_mem, get_pool_size, output_constant_pool): Update.
17640 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17641 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17643 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17645 PR rtl-optimization/35729
17646 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17649 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17652 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17653 load/store if memory is unaligned.
17654 (*movti_rex64): Likewise.
17656 * config/i386/predicates.md (misaligned_operand): New.
17658 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17661 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17664 2008-03-31 Jan Beulich <jbeulich@novell.com>
17666 * config/ia64/constraints.md: Add 'j' constraint.
17667 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17668 (movdi_internal): Likewise.
17670 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17673 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17675 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17678 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17679 proper error message for the third argument on blendpd and
17682 * config/i386/sse.md (blendbits): New.
17683 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17685 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17687 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17689 2008-03-30 Richard Guenther <rguenther@suse.de>
17691 PR middle-end/31023
17692 * fold-const.c (fold_sign_changed_comparison): Do leave
17693 conversions to base-types alone.
17695 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17697 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17698 the link register if one altivec register is be saved.
17700 2008-03-30 Ben Elliston <bje@au.ibm.com>
17702 * final.c (final_scan_insn): Remove if (0) code.
17704 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17706 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17708 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17710 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17711 of V4SFmode to ix86_binary_operator_ok.
17713 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17715 * config/i386/i386.c (override_options): Initialize
17716 ix86_veclib_handler to ix86_veclibabi_svml when
17717 -mveclibabi=svml is used.
17718 (ix86_veclibabi_svml): New function for SVML ABI style
17719 vectorization support.
17720 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17722 2008-03-28 Rafael Espíndola <espindola@google.com>
17724 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17725 (tree_binary_nonnegative_warnv_p): Make it public.
17726 (tree_single_nonnegative_warnv_p): Make it public.
17727 (tree_invalid_nonnegative_warnv_p): Make it public.
17728 (tree_unary_nonzero_warnv_p): Make it public.
17729 (tree_binary_nonzero_warnv_p): Make it public
17730 (tree_single_nonzero_warnv_p): Make it public.
17731 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17732 (extract_range_from_binary_expr): Split the expr argument.
17733 (extract_range_from_unary_expr): Split the expr argument.
17734 (extract_range_from_comparison): Split the expr argument.
17735 (extract_range_from_expr): Use the new aux functions.
17736 (vrp_evaluate_conditional_warnv): Use
17737 vrp_evaluate_conditional_warnv_with_ops.
17738 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17739 (tree_binary_nonzero_warnv_p): Declare.
17740 (tree_single_nonzero_warnv_p): Declare.
17741 (tree_expr_nonzero_warnv_p): Declare.
17742 (tree_unary_nonnegative_warnv_p): Declare.
17743 (tree_binary_nonnegative_warnv_p): Declare.
17744 (tree_single_nonnegative_warnv_p): Declare.
17745 (tree_invalid_nonnegative_warnv_p): Declare.
17747 2008-03-28 Richard Guenther <rguenther@suse.de>
17749 PR tree-optimization/30317
17750 PR tree-optimization/30911
17751 PR tree-optimization/34793
17752 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17753 (struct assert_locus_d): New member EXPR.
17754 (register_new_assert_for): Add EXPR parameter to support
17755 ASSERT_EXPR <name, expr OP limit>.
17756 (register_edge_assert_for_1): Adjust callers.
17757 (find_assert_locations): Likewise.
17758 (process_assert_insertions_for): Build condition from expression.
17759 (extract_range_from_assert): Handle ASSERT_EXPRs
17760 of the form ASSERT_EXPR <name, expr OP limit>.
17761 (register_edge_assert_for_2): New helper registering
17762 asserts for comparisons. Recognize range tests of the form
17763 (unsigned)i - CST1 OP CST2.
17764 (register_edge_assert_for_1): Use it.
17765 (register_edge_assert_for): Likewise.
17766 (needs_overflow_infinity): Integer sub-types
17767 do not need overflow infinities.
17768 (vrp_val_is_max): The extreme values of integer sub-types
17769 are those of the base type.
17770 (vrp_val_is_min): Likewise.
17771 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17774 2008-03-28 Nick Clifton <nickc@redhat.com>
17777 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17778 Return GENERAL_REGS for stack adjustment reloads.
17780 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17783 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17784 const_vector when all the vectors are constant.
17786 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17788 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17790 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17791 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17793 (s<code>_sf): Use new scc_sf attribute for opcode names.
17795 2008-03-27 Tom Tromey <tromey@redhat.com>
17797 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17798 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17799 config/spu/t-spu-elf, config/i386/t-interix,
17800 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17801 config/i386/x-darwin, config/i386/x-mingw32,
17802 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17803 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17804 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17805 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17806 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17807 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17808 config/score/t-score-elf, config/arm/t-strongarm-pe,
17809 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17810 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17811 Revert automatic dependency patch.
17813 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17816 * config/i386/i386.c (ix86_function_arg_boundary): Align
17817 decimal floating point to its natural boundary.
17819 2008-03-27 Richard Guenther <rguenther@suse.de>
17821 PR middle-end/35716
17822 * fold-const.c (fold_comparison): Restrict distinct decl
17823 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17824 solely rely on operand_equal_p.
17826 2008-03-27 Richard Guenther <rguenther@suse.de>
17829 * c-common.c (handle_weak_attribute): Reject combination of
17832 2008-03-27 Richard Guenther <rguenther@suse.de>
17834 PR tree-optimization/32810
17835 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17836 conversions from DECL_INITIAL.
17837 (fold_const_aggregate_ref): Likewise from constructor elements.
17839 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17841 * tree-affine.h (aff_combination_expand): Declare.
17842 (get_inner_reference_aff): Likewise.
17843 * tree-affine.c (aff_combination_expand): Split out from
17844 tree_to_aff_combination_expand.
17845 (get_inner_reference_aff): New function.
17846 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17847 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17848 (struct lim_aux_data): sm_done field removed.
17849 (mem_ref_loc_p, mem_ref_locs_p): New types.
17850 (struct mem_ref): Added id, stored, accesses_in_loop,
17851 indep_loop, dep_loop, indep_ref, dep_ref fields.
17852 Removed is_stored, locs and next fields.
17853 (memory_accesses): New variable.
17854 (movement_possibility): Do not allow moving statements
17855 that store to memory.
17856 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17858 (determine_max_movement): For statements with memory references,
17859 find the outermost loop in that the reference is independent.
17860 (move_computations_stmt): Mark the virtual operands for renaming.
17861 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17862 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17863 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17864 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17865 create_vop_ref_mapping, analyze_memory_references,
17866 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17867 get_all_locs_in_loop, ref_always_accessed_p,
17868 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17869 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17870 store_motion_loop, store_motion): New functions.
17871 (struct vop_to_refs_elt): New type.
17872 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17873 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17874 (schedule_sm): Replaced by...
17875 (execute_sm): ... this.
17876 (determine_lsm_ref, hoist_memory_references,
17877 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17878 find_more_ref_vops, free_mem_ref, free_mem_refs,
17879 determine_lsm_loop, determine_lsm): Removed.
17880 (tree_ssa_lim_finalize): Free data structures used by store motion.
17881 (tree_ssa_lim): Call analyze_memory_references. Use
17882 store_motion instead of determine_lsm.
17884 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17886 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17887 rename tmake_file to m68hc11/t-m68hc11.
17888 (mcore): Set inhibit_libc to true.
17889 * config.host (alpha*-dec-*vms*): Set extra_programs.
17890 (interix3*): Don't use host_xmake_file.
17891 * configure.ac: Let config.gcc override inhibit_libc.
17892 * configure: Regenerate.
17894 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17895 * config/t-openbsd-thread: Remove commented out lines.
17897 * config/x-interix: Remove.
17899 * config/m68hc11/t-m68hc11-gas: Rename to...
17900 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17902 * config/mcore/t-mcore: Remove T_CFLAGS.
17903 * config/mcore/t-mcore-pe: Likewise.
17905 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17907 * configure.ac: Replace custom __GNU_SOURCE test with
17908 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17909 * aclocal.m4: Regenerate.
17910 * configure: Regenerate.
17911 * config.in: Regenerate.
17913 2008-03-27 Richard Guenther <rguenther@suse.de>
17915 * fold-const.c (target.h): Include.
17916 (fold_comparison): Fold comparison of addresses of decls
17917 that bind locally or of constants. Consolidate address folding code.
17918 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17919 results from fold_binary_to_constant.
17920 (compare_values_warnv): Likewise.
17922 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17924 PR middle-end/35429
17925 * fold-const.c (fold_truthop): Check for integeral types when folding
17926 a == 0 && b == 0 and a != 0 || b != 0 .
17928 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17930 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17932 2008-03-26 Andreas Schwab <schwab@suse.de>
17934 * doc/invoke.texi: Fix use of @item vs. @itemx.
17936 2008-03-26 Tom Tromey <tromey@redhat.com>
17938 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17939 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17940 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17941 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17942 build/genconstants.o, build/genemit.o, build/genextract.o,
17943 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17944 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17947 2008-03-26 Richard Guenther <rguenther@suse.de>
17950 2008-03-26 Richard Guenther <rguenther@suse.de>
17952 * fold-const.c (target.h): Include.
17953 (fold_comparison): Fold comparison of addresses of two decls
17954 that bind locally. Consolidate address folding code.
17956 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17958 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17959 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17960 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17961 dconstsqrt2, dconstthird, dconste and/or dconst10.
17962 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17963 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17964 dconstsqrt2, dconste): Delete.
17965 (init_emit_once): Likewise. Simplify initializing dconstm1.
17967 * real.c (get_real_const): New.
17968 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17969 dconstsqrt2, dconste): Delete.
17970 (real_value_const, get_real_const): New.
17972 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17974 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17976 * config/i386/i386.c (ix86_function_arg_boundary): Check
17977 BIGGEST_ALIGNMENT instead of 128.
17978 (setup_incoming_varargs_64): Likewise.
17980 2008-03-26 Tom Tromey <tromey@redhat.com>
17982 * Makefile.in (DEPFILES): Add missing '/'.
17984 2008-03-26 Richard Guenther <rguenther@suse.de>
17986 * fold-const.c (target.h): Include.
17987 (fold_comparison): Fold comparison of addresses of two decls
17988 that bind locally. Consolidate address folding code.
17990 2008-03-26 Nick Clifton <nickc@redhat.com>
17993 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17994 not allow INT+INT as a legitimate addressing mode.
17996 2008-03-26 Richard Guenther <rguenther@suse.de>
17998 * tree-flow.h (widen_bitfield): Remove declaration.
17999 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
18000 (widen_bitfield): Remove function.
18001 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
18004 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18007 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
18010 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
18012 PR rtl-optimization/35232
18013 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
18014 (forget_old_reloads_1, forget_marked_reloads): Don't clear
18015 reg_reloaded_call_part_clobbered here.
18016 (reload_regs_reach_end_p): New function.
18017 (reload_reg_rtx_for_input): New variable.
18018 (reload_reg_rtx_for_output): Likewise.
18019 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
18020 when reassigning a pseudo register. Load reloadreg from
18021 reload_reg_rtx_for_input, moving the mode and register
18023 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
18024 instead of the original when deciding whether an input reload
18025 would be a no-op or whether an output reload can be deleted.
18026 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
18027 when setting up new_spill_reg_store. Load it from
18028 reload_reg_rtx_for_output, moving the mode and register
18030 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
18031 instead of the original when deciding whether an output reload
18032 would be a no-op. Do the same when modifying insn notes.
18033 Use rtx_equal_p instead of == to compare the registers.
18034 (inherit_piecemeal_p): Take a mode and two register numbers
18036 (emit_reload_insns): Clear new_spill_reg_store for every hard
18037 register in the reload register. Remove spill registers
18038 from reg_reloaded_valid before considering whether to record
18039 inheritance information for them. Use reload_reg_rtx_for_output
18040 instead of reg_rtx when recording output reloads. Use
18041 reload_reg_rtx_for_input instead of reg_rtx when recording
18042 input reloads. Set or clear reg_reloaded_call_part_clobbered
18043 at the same time as setting reg_reloaded_valid.
18044 (delete_output_reload): Add a new_reload_reg parameter and use it
18045 instead of rld[j].reg_rtx.
18046 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
18049 2008-03-25 Tom Tromey <tromey@redhat.com>
18051 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
18052 (build/genattr.o): Likewise.
18053 (build/genattrtab.o): Likewise.
18054 (build/gencodes.o): Likewise.
18055 (build/genconfig.o): Likewise.
18056 (build/genconstants.o): Likewise.
18057 (build/genemit.o): Likewise.
18058 (build/genextract.o): Likewise.
18059 (build/genflags.o): Likewise.
18061 2008-03-25 Bob Wilson <bob.wilson@acm.org>
18063 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
18064 instead of size_int for integer types.
18065 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
18066 to match type of MINUS_EXPR.
18068 2008-03-25 Tom Tromey <tromey@redhat.com>
18070 * configure: Rebuilt.
18071 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
18074 2008-03-25 Tom Tromey <tromey@redhat.com>
18076 * config/x-solaris (host-solaris.o): Update.
18077 * config/x-linux (host-linux.o): Update.
18078 * config/x-hpux (host-hpux.o): Update.
18079 * config/x-darwin (host-darwin.o): Update.
18080 * config/v850/t-v850e (v850-c.o): Update.
18081 * config/v850/t-v850 (v850-c.o): Update.
18082 * config/t-vxworks (vxworks.o): Update.
18083 * config/t-sol2 (sol2-c.o, sol2.o): Update.
18084 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
18085 * config/spu/t-spu-elf (spu-c.o): Update.
18087 * config/sh/t-symbian (sh-c.o): Update.
18088 (symbian.o): Update.
18089 * config/sh/t-sh (sh-c.o): Update.
18090 * config/score/t-score-elf (score7.o, score3.o): Update.
18091 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
18092 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
18093 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
18094 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
18095 (rs6000.o): Remove.
18096 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18097 * config/m32c/t-m32c (m32c-pragma.o): Update.
18098 * config/ia64/t-ia64 (ia64-c.o): Update.
18099 * config/i386/x-mingw32 (host-mingw32.o): Update.
18100 * config/i386/x-i386 (driver-i386.o): Update.
18101 * config/i386/x-darwin (host-i386-darwin.o): Update.
18102 * config/i386/x-cygwin (host-cygwin.o): Update.
18103 * config/i386/t-nwld (nwld.o): Update.
18104 * config/i386/t-netware (netware.o): Update.
18105 * config/i386/t-interix (winnt.o): Update.
18106 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
18107 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
18108 msformat-c.o): Update.
18109 * config/bfin/t-bfin-linux (generated_files): Add
18110 linux-sysroot-suffix.h.
18111 * config/arm/t-wince-pe (pe.o): Update.
18112 * config/arm/t-strongarm-pe (pe.o): Update.
18113 * config/arm/t-pe (pe.o): Update.
18114 * config/arm/t-arm (arm-c.o): Update.
18115 * doc/install.texi (Prerequisites): Require make 3.80.
18116 * Makefile.in: Remove .o targets.
18117 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
18118 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
18119 (simple_generated_h, simple_generated_c): Move earlier.
18120 (generated_files): New variable.
18121 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
18122 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
18123 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
18124 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
18125 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
18126 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
18127 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
18128 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
18129 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
18130 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
18131 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
18132 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
18134 (COMPILE.base, COMPILE): New variables.
18135 (%.o): New pattern rule.
18136 (ALL_HOST_OBJS): New variable.
18137 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
18138 (dummy-checksum.o, cc1-checksum.o): Remove.
18139 (DRIVER_SHLIB): New variable.
18140 (DRIVER_DEFINES): Use it.
18141 (gencondmd.c): Move out of build/.
18142 (s-conditions): Update.
18143 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
18144 (ALL_BUILD_OBJS): Likewise.
18145 (build/%.o): Use BUILDCOMPILE.
18146 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
18147 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
18148 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
18149 build/gencheck.o, build/gencodes.o, build/genconditions.o,
18150 build/genconfig.o, build/genconstants.o, build/genemit.o,
18151 build/genextract.o, build/genflags.o, build/genmddeps.o,
18152 build/genopinit.o, build/genoutput.o, build/genpeep.o,
18153 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
18154 build/gen-protos.o, build/scan.o, build/fix-header.o,
18155 build/scan-decls.o): Simplify.
18156 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
18157 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
18158 prefix.o, toplev.o): Reduce to variable setting.
18159 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
18160 ($(out_object_file), gcc-options.o): New targets.
18161 ($(ALL_HOST_OBJS)): New target. Include dependency files.
18162 * configure: Rebuilt.
18163 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
18164 * doc/sourcebuild.texi (Front End Directory): Document new variable.
18166 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
18168 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
18169 complain when we hit an error, return ERROR_MARK_NODE.
18171 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18173 * config/sh/constraints.md (Pso, Psz): New constraints.
18174 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
18175 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
18177 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18179 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
18180 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
18182 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18184 * config/sh/sh.md (prefetch): Add condition for SH2A target.
18185 (prefetch_sh2a): New.
18187 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18188 Naveen.H.S <naveen.hs@kpitcummins.com>
18190 * config/sh/constraints.md (I28): New constraint.
18191 * config/sh/sh.c (broken_move): Add support for movi20s.
18192 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
18194 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
18195 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18196 Naveen.H.S <naveen.hs@kpitcummins.com>
18198 * config/sh/sh.c (SH_ATTRIBUTES): Define.
18199 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18200 (print_operand): Handle resbank in %@ operand code.
18201 (sh_encode_section_info): New.
18202 (push_regs): Add conditions for resbank.
18203 (sh_expand_epilogue): Likewise.
18204 (sh_insert_attributes): Likewise.
18205 (sh_attribute_table): Likewise.
18206 (sh_handle_resbank_handler_attribute): New.
18207 (sh2a_handle_function_vector_handler_attribute): New.
18208 (sh2a_is_function_vector_call): New.
18209 (sh2a_get_function_vector_number): New.
18210 (sh2a_function_vector_p): New.
18211 (sh_cfun_resbank_handler_p): New.
18212 * config/sh/sh.md (calli): Emit jsr/n if possible.
18213 (calli_tbr_rel): New.
18214 (calli_pcrel): Emit jsr/n if possible.
18215 (return_i): Emit rts/n if possible.
18216 (call_valuei_tbr_rel): New.
18217 (call_valuei_pcrel): Add condition for SH2A target.
18218 (call_value): Likewise.
18219 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
18220 (sh2a_get_function_vector_number): Likewise.
18221 (sh2a_is_function_vector_call): Likewise.
18222 * doc/extend.texi: Document TBR relative addressing of SH2A.
18223 (resbank): Add description for SH2A.
18225 2008-03-24 Richard Guenther <rguenther@suse.de>
18228 * gimplify.c (gimplify_modify_expr): For frontend type-correct
18229 pointer assignments change conversions according to middle-end rules.
18230 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
18231 * configure.ac: Include type checking in yes.
18232 * configure: Regenerate.
18234 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18236 * diagnostic.c (diagnostic_count_diagnostic): Delete.
18237 (diagnostic_report_diagnostic): Update. Handle ICEs here.
18239 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
18241 * gthr-vxworks.h (UNUSED): Define.
18243 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
18245 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
18247 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
18249 * doc/extend.texi (Function Attributes): Add missing comma in the
18250 example of the "alloc_size" attribute.
18252 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
18255 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18257 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18260 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18263 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18264 of the underlying type of a MS bitfield layout to the natural
18265 alignment of the type.
18267 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18269 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18270 to their natural alignment to avoid store forwarding stalls.
18272 2008-03-22 Richard Guenther <rguenther@suse.de>
18274 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
18275 For PHI nodes verify the address is invariant.
18276 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
18277 (get_symbol_constant_value): Use is_gimple_min_invariant.
18278 (maybe_fold_stmt_indirect): Likewise.
18280 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
18282 PR rtl-optimization/33927
18283 * Makefile.in (dse.o): Depend on $(TM_P_H).
18284 * expr.h (extract_low_bits): Declare.
18285 * expmed.c (extract_low_bits): New function.
18286 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
18287 * dse.c: Include tm_p.h.
18288 (find_shift_sequence): Remove the read_reg argument and return the
18289 read value. Emit the instructions instead of returning them.
18290 Iterate on new_mode rather than calculating it each time.
18291 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
18292 source to NEW_MODE and extract_low_bits to convert the shifted
18293 value to READ_MODE.
18294 (replace_read): Allow the load and store to have different mode
18295 classes. Use extract_low_bits when SHIFT == 0. Create the shift
18296 or extraction instructions before trying the replacement. Update
18297 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
18299 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18301 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18302 to their natural alignment to avoid store forwarding stalls.
18304 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18307 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
18308 encouraging but not allowing gprs for input;
18309 change the input constraint to !f#r.
18310 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
18312 change the output constraint to !f#r.
18314 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
18317 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
18318 corresponding post-reload splitters.
18319 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
18320 when x87 FP math is selected.
18321 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
18322 New function prototype.
18323 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
18324 unreachable function to ease macroization of insn patterns.
18326 2008-03-21 Martin Jambor <mjambor@suse.cz>
18328 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
18329 reference dumps if ddr is NULL or dependence is unknown.
18331 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18333 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
18334 unsigned extension into account.
18335 (ATOMIC_COMPARE_AND_SWAP): Likewise.
18336 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
18337 Do computations on a scratch register.
18339 2008-03-21 Richard Guenther <rguenther@suse.de>
18341 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18342 Use is_gimple_min_invariant instead of TREE_INVARIANT.
18343 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
18344 * tree-ssa-dom.c (record_equality): Likewise.
18345 * tree-inline.c (copy_body_r): Likewise.
18346 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
18349 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18351 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
18352 as 'delete_unused' argument.
18354 2008-03-20 Richard Guenther <rguenther@suse.de>
18356 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18357 special casing of constant qualifiers.
18358 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
18359 care about them in general.
18360 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
18361 regardless of their type.
18362 (fold_stmt_r): Forcefully fold *& if we end up with that.
18364 2008-03-20 Paul Brook <paul@codesourcery.com>
18366 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
18367 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
18369 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
18371 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
18372 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
18374 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
18376 * common.opt (Wmudflap): New option.
18377 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
18378 (mx_register_decls): Likewise.
18379 (mudflap_finish_file): Likewise.
18380 * doc/invoke.texi: Document -Wno-mudflap.
18382 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
18384 * c-format.c (replace_format_name_to_system_name): New.
18385 (cmp_attribs): New.
18386 (convert_format_name_to_system_name): New.
18387 (decode_format_attr): Add use of convert_format_name_to_system_name.
18388 (format_types_orig): Add gnu_ prefix to names.
18389 (check_format_info_main): Special treating of \0 escaped names for
18390 supporting multi-character format specifiers as I32, I64.
18391 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
18392 (gnu_target_overrides_format_attributes): New.
18393 * c-format.h: Add structure target_ovr_attr to hold
18394 system specific formatter names.
18395 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
18396 msformat-c.o file to c_target_objs and cxx_target_objs.
18397 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18398 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
18399 (TARGET_N_FORMAT_TYPES): New.
18400 * config/i386/msformat-c.c: New.
18401 * config/i386/t-cygming: Add build rule for msformat-c.o.
18402 * doc/extend.texi: Add new format names gnu_* and ms_* and
18404 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18406 2008-03-20 Ira Rosen <irar@il.ibm.com>
18408 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
18409 optimizations turned on under -O3.
18410 (ftree-vectorize): Add that the flag is turned on with -O3.
18412 2008-03-20 Ben Elliston <bje@au.ibm.com>
18414 * regmove.c (try_auto_increment): Fix spelling error in comment.
18415 * final.c (final_scan_insn): Likewise.
18417 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
18420 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
18421 allocator preferences for "y" and "r" class registers.
18422 ("*mov<mode>_internal"): Ditto.
18423 ("*movv2sf_internal_rex64"): Ditto.
18424 ("*movv2sf_internal"): Ditto.
18426 2008-03-19 Michael Matz <matz@suse.de>
18428 PR middle-end/35616
18429 * calls.c (expand_call): Check overlap of arguments with call
18430 address for sibcalls.
18432 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18435 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18436 of the underlying type of a MS bitfield layout to the natural
18437 alignment of the type.
18439 2008-03-19 Jan Hubicka <jh@suse.cz>
18442 * toplev.c (decode_d_option): Handle all CPP flags.
18443 * tree-vrp.c: Update tree_pass descriptors.
18444 * regrename.c: Update tree_pass descriptors.
18445 * fwprop.c: Update tree_pass descriptors.
18446 * doc/invoke.texi: Remove documentation of dropped -d? flags.
18447 * tree-into-ssa.c: Update tree_pass descriptors.
18448 * tree-dump.c: Update tree_pass descriptors.
18449 * tree-complex.c: Update tree_pass descriptors.
18450 * tree-dump.h: Update tree_pass descriptors.
18451 * see.c: Update tree_pass descriptors.
18452 * cgraphbuild.c: Update tree_pass descriptors.
18453 * tracer.c: Update tree_pass descriptors.
18454 * tree-loop-distribution.c: Update tree_pass descriptors.
18455 * cgraph.c: Update tree_pass descriptors.
18456 * postreload-gcse.c: Update tree_pass descriptors.
18457 * postreload.c: Update tree_pass descriptors.
18458 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
18459 * tree-tailcall.c: Update tree_pass descriptors.
18460 * tree-pass.h (tree_opt_pass): Rename to ...
18461 (opt_pass) ... this one; add "type" field and remove letter field.
18462 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
18463 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
18464 all_lowering_passes): Update declaration.
18465 * ipa-cp.c: Update tree_pass descriptors.
18466 * final.c: Update tree_pass descriptors.
18467 * omp-low.c: Update tree_pass descriptors.
18468 * tree-ssa-dse.c: Update tree_pass descriptors.
18469 * ipa-reference.c: Update tree_pass descriptors.
18470 * tree-ssa-uncprop.c: Update tree_pass descriptors.
18471 * auto-inc-dec.c: Update tree_pass descriptors.
18472 * reorg.c: Update tree_pass descriptors.
18473 * cgraphunit.c: Update tree_pass descriptors.
18474 * tree-ssa-copyrename.c: Update tree_pass descriptors.
18475 * tree-ssa-ccp.c: Update tree_pass descriptors.
18476 * df-core.c: Update tree_pass descriptors.
18477 * mode-switching.c: Update tree_pass descriptors.
18478 * tree-nomudflap.c: Update tree_pass descriptors.
18479 * modulo-sched.c: Update tree_pass descriptors.
18480 * ipa-pure-const.c: Update tree_pass descriptors.
18481 * cse.c: Update tree_pass descriptors.
18482 * web.c: Update tree_pass descriptors.
18483 * tree-stdarg.c: Update tree_pass descriptors.
18484 * tree-ssa-math-opts.c: Update tree_pass descriptors.
18485 * tree-ssa-dom.c: Update tree_pass descriptors.
18486 * tree-nrv.c: Update tree_pass descriptors.
18487 * tree-ssa-alias.c: Update tree_pass descriptors.
18488 * loop-init.c: Update tree_pass descriptors.
18489 * gimple-low.c: Update tree_pass descriptors.
18490 * ipa-inline.c: Update tree_pass descriptors.
18491 * tree-ssa-sink.c: Update tree_pass descriptors.
18492 * global.c: Update tree_pass descriptors.
18493 * ifcvt.c: Update tree_pass descriptors.
18494 * jump.c: Update tree_pass descriptors.
18495 * predict.c: Update tree_pass descriptors.
18496 * tree-ssa-loop.c: Update tree_pass descriptors.
18497 * recog.c: Update tree_pass descriptors.
18498 * dse.c: Update tree_pass descriptors.
18499 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
18500 * tree-eh.c: Update tree_pass descriptors.
18501 * regmove.c: Update tree_pass descriptors.
18503 * function.c: Update tree_pass descriptors.
18504 * tree-vectorizer.c: Update tree_pass descriptors.
18505 * gcse.c: Update tree_pass descriptors.
18506 * ipa-type-escape.c: Update tree_pass descriptors.
18507 * tree-if-conv.c: Update tree_pass descriptors.
18508 * init-regs.c: Update tree_pass descriptors.
18509 * ipa.c: Update tree_pass descriptors.
18510 * tree-ssa-phiopt.c: Update tree_pass descriptors.
18511 * rtl-factoring.c: Update tree_pass descriptors.
18512 * lower-subreg.c: Update tree_pass descriptors.
18513 * bt-load.c: Update tree_pass descriptors.
18514 * tree-dfa.c: Update tree_pass descriptors.
18515 * except.c: Update tree_pass descriptors.
18516 * emit-rtl.c: Update tree_pass descriptors.
18517 * cfgexpand.c: Update tree_pass descriptors.
18518 * tree-cfgcleanup.c: Update tree_pass descriptors.
18519 * cfgcleanup.c: Update tree_pass descriptors.
18520 * tree-ssa-pre.c: Update tree_pass descriptors.
18521 * tree-sra.c: Update tree_pass descriptors.
18522 * tree-mudflap.c: Update tree_pass descriptors.
18523 * tree-ssa-copy.c: Update tree_pass descriptors.
18524 * cfglayout.c: Update tree_pass descriptors.
18525 * tree-ssa-forwprop.c: Update tree_pass descriptors.
18526 * tree-ssa-dce.c: Update tree_pass descriptors.
18527 * tree-ssa.c: Update tree_pass descriptors.
18528 * regclass.c: Update tree_pass descriptors.
18529 * integrate.c: Update tree_pass descriptors.
18530 * tree-optimize.c: Update tree_pass descriptors.
18531 * tree-ssa-phiprop.c: Update tree_pass descriptors.
18532 * tree-object-size.c: Update tree_pass descriptors.
18533 * combine.c: Update tree_pass descriptors.
18534 * tree-outof-ssa.c: Update tree_pass descriptors.
18535 * bb-reorder.c: Update tree_pass descriptors.
18536 * stack-ptr-mod.c: Update tree_pass descriptors.
18537 * var-tracking.c: Update tree_pass descriptors.
18538 * tree-profile.c: Update tree_pass descriptors.
18539 * tree-vect-generic.c: Update tree_pass descriptors.
18540 * reg-stack.c: Update tree_pass descriptors.
18541 * sched-rgn.c: Update tree_pass descriptors.
18542 * tree-ssa-structalias.c: Update tree_pass descriptors.
18543 * tree-cfg.c: Update tree_pass descriptors.
18544 * passes.c (current_pass): Update declaration.
18545 (finish_optimization_passes): Update.
18546 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18547 (register_one_dump_file, register_dump_files_1, next_pass_1):
18549 (init_optimization_passes): Update handling of new types.
18550 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18551 * ipa-struct-reorg.c: Update tree_pass descriptors.
18552 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18553 * combine-stack-adj.c: Update tree_pass descriptors.
18554 * cfgrtl.c: Update tree_pass descriptors.
18555 * dce.c: Update tree_pass descriptors.
18556 * tree-ssanames.c: Update tree_pass descriptors.
18558 2008-03-19 Richard Guenther <rguenther@suse.de>
18560 PR middle-end/35609
18561 * tree-ssa.c (walk_data): New structure.
18562 (warn_uninitialized_var): If not always_executed warn with "maybe"
18564 (execute_early_warn_uninitialized): Compute post-dominators.
18565 Initialize always_executed before processing each basic block.
18567 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18570 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18571 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18573 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18575 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18577 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18579 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18581 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18582 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18583 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18584 target after ignore has been set, and move there also the commputation
18585 of subtarget and original_target.
18586 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18587 (LANG_HOOKS_INITIALIZER): Remove it.
18588 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18590 2008-03-18 Richard Guenther <rguenther@suse.de>
18592 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18593 found an expression with constants, note that in the VN for the lhs.
18594 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18595 fold them to constants if possible. Run cleanup_cfg if done so.
18596 (execute_pre): Return todo.
18597 (do_pre): Likewise.
18598 (execute_fre): Likewise.
18599 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18601 (get_prop_source_stmt): Look through pointer conversions.
18603 2008-03-18 Jan Hubicka <jh@suse.cz>
18605 * tree-pretty-print.c: Include predict.h.
18606 (dump_generic_node): Dump predictor.
18607 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18608 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18609 * gimple-low.c (lower_stmt): Likewise.
18610 * expr.c (expand_expr_real): Likewise.
18611 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18613 (build_predict_expr, build_predict_expr): New.
18614 * predict.h (predictor_name, build_predict_expr): Update.
18615 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18616 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18617 * predict.def (PRED_CONTINUE): Update hitrate.
18618 * tree.def (PREDICT_EXPR): Define.
18619 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18620 do not handle BIND_EXPR.
18621 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18622 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18623 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18626 2008-03-18 Michael Matz <matz@suse.de>
18628 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18630 2008-03-18 Richard Guenther <rguenther@suse.de>
18632 * tree-gimple.h (is_gimple_invariant_address): Declare.
18633 (is_gimple_constant): Likewise.
18634 * tree-gimple.c (is_gimple_constant): New function.
18635 (is_gimple_invariant_address): Likewise.
18636 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18637 and is_gimple_invariant_address.
18638 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18640 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18641 an addressable base.
18643 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18645 PR middle-end/35611
18646 * gimplify.c (gimplify_expr): Gimplify second operand of
18649 2008-03-17 Richard Guenther <rguenther@suse.de>
18651 PR tree-optimization/19637
18652 * fold-const.c (fold_unary): Remove restrictions of removing
18653 intermediate pointer-conversions (P2)(P1)P0.
18654 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18655 conversion to void pointer.
18656 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18658 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18661 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18662 emulated thread local variables.
18664 2008-03-16 Richard Guenther <rguenther@suse.de>
18666 PR middle-end/35607
18667 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18668 expand TREE_INVARIANT operations that are not gimple invariant.
18670 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18672 * doc/extend.texi (Alignment): Say that the ABI controls
18673 the __alignof__ for non-strict-alignment targets rather
18674 than being a recommendation.
18676 2008-03-15 Paul Brook <paul@codesourcery.com>
18678 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18680 (arm_output_fn_unwind): Mark functions that can not be unwound.
18682 2008-03-15 Paul Brook <paul@codesourcery.com>
18684 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18685 extension instructions.
18687 2008-03-15 Richard Guenther <rguenther@suse.de>
18689 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18690 and fold constant aggregate refs.
18691 (fold_const_aggregate_ref): Handle string constants
18692 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18693 (evaluate_stmt): Simplify now that ccp_fold folds constant
18696 2008-03-15 Paul Brook <paul@codesourcery.com>
18698 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18699 (extzv): Use gen_extzv_t2.
18700 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18702 2008-03-15 Richard Guenther <rguenther@suse.de>
18704 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18705 (fold_const_aggregate_ref): Likewise.
18706 (get_value): Return NULL if we don't have any values.
18707 (ccp_finalize): Set const_val to NULL after freeing it.
18708 * tree-flow.h (get_symbol_constant_value): Declare.
18709 (fold_const_aggregate_ref): Likewise.
18710 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18712 2008-03-15 Richard Guenther <rguenther@suse.de>
18714 PR middle-end/35593
18715 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18716 to not produce negative array indices if not allowed. Add
18717 parameter to indicate that.
18718 (maybe_fold_offset_to_component_ref): Allow negative array
18719 indices only for the first member of a structure.
18720 (maybe_fold_offset_to_reference): Allow negative array indices.
18721 (maybe_fold_stmt_addition): Likewise.
18723 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18724 Anatoly Sokolov <aesok@post.ru>
18726 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18727 (avr_arch): Add ARCH_AVR6.
18728 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18729 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18730 instead of fixed value 2.
18731 (print_operand_address): Use gs() asm specifier instead of pm().
18732 (avr_assemble_integer): (Ditto.).
18733 (avr_output_addr_vec_elt): (Ditto.).
18734 (print_operand): Handle "!" code.
18735 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18736 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18737 (AVR_HAVE_EIJMP_EICALL): Define.
18738 (AVR_3_BYTE_PC): Redefine.
18739 (AVR_2_BYTE_PC): (Ditto.).
18740 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18741 (LINK_SPEC): Add atmega2560 and atmega2561.
18742 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18744 * config/avr/avr.md (call_insn): Use eicall instead of icall
18745 for 3 byte PC devices.
18746 (call_value_insn): (Ditto.).
18747 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18748 (indirect_jump): Use only for for 2 byte PC devices.
18749 (*tablejump): (Ditto.).
18750 (*indirect_jump_avr6): Add insn.
18751 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18752 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18753 instead of ijmp for 3 byte PC devices.
18754 (__tablejump2__): (Ditto.).
18755 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18756 (MULITLIB_DIRNAMES): (Ditto.).
18757 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18759 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18761 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18762 "sse2_umulsidi3". Use V1DI mode for operand 0.
18763 ("mmx_psadbw"): Use V1DI mode for operand 0.
18764 * config/i386/i386-modes.def (V1SI): New vector mode.
18765 * config/i386/i386.c (struct builtin_description)
18766 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18767 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18768 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18769 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18770 v1di_ftype_v8qi_v8qi type.
18771 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18773 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18774 __builtin_ia32_pmuludq]: Fix the mode of return value.
18776 2008-03-15 Richard Guenther <rguenther@suse.de>
18778 PR middle-end/35595
18779 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18782 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18784 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18785 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18786 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18787 unless TARGET_SERIALIZE_VOLATILE is enabled.
18788 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18789 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18790 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18792 2008-03-14 Richard Guenther <rguenther@suse.de>
18794 PR tree-optimization/34172
18795 * tree-flow.h (refs_may_alias_p): Declare.
18796 (get_single_def_stmt): Likewise.
18797 (get_single_def_stmt_from_phi): Likewise.
18798 (get_single_def_stmt_with_phi): Likewise.
18799 * tree-dfa.c (refs_may_alias_p): New function.
18800 (get_single_def_stmt): Likewise.
18801 (get_single_def_stmt_from_phi): Likewise.
18802 (get_single_def_stmt_with_phi): Likewise.
18803 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18804 (vn_reference_lookup_1): New helper function.
18805 (vn_reference_lookup): Walk the virtual use-def chain to
18806 continue searching for a match if the def does not alias the
18807 reference we are looking for.
18809 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18811 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18812 archive and Perzl. Update The Written Word listing.
18814 2008-03-14 Richard Guenther <rguenther@suse.de>
18816 PR tree-optimization/34043
18817 PR tree-optimization/33989
18818 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18820 (bitmap_find_leader): Use extra argument to verify dominance
18821 relationship inside a basic-block.
18822 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18823 (find_leader_in_sets): Adjust.
18824 (create_component_ref_by_pieces): Take extra argument for
18825 dominance check, handle lookup failures.
18826 (find_or_generate_expression): Likewise.
18827 (create_expression_by_pieces): Likewise.
18828 (insert_into_preds_of_block): Adjust.
18829 (create_value_expr_from): If asked for, verify all operands
18830 are in the blocks AVAIL_OUT set.
18831 (make_values_for_stmt): Check for SSA_NAMEs that are life
18832 over an abnormal edge.
18833 (compute_avail): Remove such check.
18834 (do_SCCVN_insertion): New function.
18835 (eliminate): If we do not find a leader suitable for replacement
18836 insert a replacement expression from SCCVN if available.
18837 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18838 (struct vn_ssa_aux): Add needs_insertion flag.
18839 * tree-ssa-sccvn.c (may_insert): New global flag.
18840 (copy_reference_ops_from_ref): Value-number union member access
18841 based on its size, not type and member if insertion is allowed.
18842 (visit_reference_op_load): For a weak match from union type
18843 punning lookup a view-converted value and insert a SSA_NAME
18844 for that value if that is not found.
18845 (visit_use): Make dumps shorter. Do not disallow value numbering
18846 SSA_NAMEs that are life over an abnormal edge to constants.
18847 (free_scc_vn): Release inserted SSA_NAMEs.
18848 (run_scc_vn): New flag to specify whether insertion is allowed.
18849 Process SSA_NAMEs in forward order.
18850 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18851 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18852 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18853 pointer type to/from integral types that do not change the
18854 precision to regular conversions.
18856 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18858 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18859 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18860 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18861 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18862 input arguments and the mode of return value. Built-in functions
18863 that operate on whole 64-bit MMX register now use V1DI mode.
18865 2008-03-13 Alon Dayan <alond@il.ibm.com>
18866 Olga Golovanevsky <olga@il.ibm.com>
18868 PR tree-optimization/35041
18869 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18870 to locate the right position in a statement.
18872 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18876 * config/i386/xmmintrin.h: Change all static inline functions to
18877 extern inline and add __gnu_inline__ attribute.
18878 * config/i386/bmintrin.h: Ditto.
18879 * config/i386/smmintrin.h: Ditto.
18880 * config/i386/tmmintrin.h: Ditto.
18881 * config/i386/mmintrin-common.h: Ditto.
18882 * config/i386/ammintrin.h: Ditto.
18883 * config/i386/emmintrin.h: Ditto.
18884 * config/i386/pmmintrin.h: Ditto.
18885 * config/i386/mmintrin.h: Ditto.
18886 * config/i386/mm3dnow.h: Ditto.
18888 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18890 PR middle-end/35185
18891 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18892 (lower_omp_2): New function.
18893 (lower_omp_1, lower_omp): Rewritten.
18895 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18898 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18899 with the phrase "Microsoft Windows compilers".
18900 (Push/Pop Macro Pragmas): New subsection. Document
18901 #pragma push_macro and pragma pop_macro.
18903 2008-03-12 Paul Brook <paul@codesourcery.com>
18905 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18907 2008-03-12 Paul Brook <paul@codesourcery.com>
18909 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18910 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18911 (thumb2_addsi_shortim): Rename ...
18912 (thumb2_addsi_short): ... to this. Allow register operands.
18913 (thumb2_subsi_short): New pattern.
18914 (thumb2_one_cmplsi2_short,
18915 thumb2_negsi2_short): New patterns and peepholes.
18917 2008-03-12 Paul Brook <paul@codesourcery.com>
18919 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18921 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18923 * config/i386/i386.md (int_cond): New code iterator.
18925 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18926 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18927 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18928 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18929 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18930 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18931 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18932 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18934 2008-03-12 Paul Brook <paul@codesourcery.com>
18936 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18937 instead of {arm,thumb}_compute_save_reg_mask.
18938 (output_return_instruction): Ditto.
18939 (thumb_unexpanded_epilogue): Ditto.
18940 (thumb1_expand_prologue): Ditto.
18941 (thumb1_output_function_prologue): Ditto.
18942 (arm_set_return_address): Ditto.
18943 (thumb_set_return_address): Ditto.
18944 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18945 regs to achieve stack alignment.
18946 (thumb1_compute_save_reg_mask): Fix compiler warning.
18947 (arm_output_epilogue): Use offsets->saved_regs_mask.
18948 Adjust stack pointer by poping call clobered registers.
18949 (arm_expand_prologue): Use offsets->saved_regs_mask.
18950 Adjust stack pointer by pushing extra registers.
18951 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18953 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18956 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18957 conversion to the operands of a multiplication.
18959 2008-03-12 Richard Guenther <rguenther@suse.de>
18961 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18962 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18963 * timevar.def (TV_TREE_PHIPROP): Add.
18964 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18965 pass description. Use TV_TREE_PHIPROP.
18966 * tree-ssa-forwprop.c: Remove phiprop code.
18968 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18970 PR middle-end/35549
18971 * omp-low.c (maybe_lookup_decl): Constify first argument.
18972 (use_pointer_for_field): Change last argument from bool to
18973 omp_context *. Disallow shared copy-in/out in nested
18974 parallel if decl is shared in outer parallel too.
18975 (build_outer_var_ref, scan_sharing_clauses,
18976 lower_rec_input_clauses, lower_copyprivate_clauses,
18977 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18979 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18980 Ira Rosen <irar@il.ibm.com>
18982 * tree-vectorizer.c (free_stmt_vec_info): New function.
18983 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18984 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18985 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18986 * tree-vect-transform.c (vectorizable_conversion): Free
18987 vec_oprnds0 if it was allocated.
18988 (vect_permute_store_chain): Remove unused VECs.
18989 (vectorizable_store): Free VECs that are allocated in the..
18991 (vect_transform_strided_load, vectorizable_load): Likewise.
18992 (vect_remove_stores): Simplify the code.
18993 (vect_transform_loop): Move code to vect_remove_stores().
18994 Call vect_remove_stores() and free_stmt_vec_info().
18996 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18998 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18999 TARGET_HPUX. Revise comment.
19000 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
19001 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
19002 Use sr4 variant of `be' instruction when not generating PIC code.
19003 (attr_length_call): Adjust for above change.
19005 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19007 * ipa-reference.c (static_execute): Remove module_statics_const and
19008 associated setting code.
19010 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19013 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
19014 predicate for operand 1.
19015 (paritysi2_cmp): Use register_operand predicate for operand 2.
19016 Use earlyclobber modifier for operand 1. Remove support for
19018 (paritydi2_cmp): Use register_operand predicate for operand 3.
19019 Use earlyclobber modifier for operand 1. Remove support for
19022 2008-03-11 Paul Brook <paul@codesourcery.com>
19023 Vladimir Prus <vladimir@codesourcery.com>
19025 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
19026 (arm_compute_save_reg0_reg12_mask): Always
19027 check if register 11 must be saved. Always safe hard frame pointer
19028 when frame_pointer_needeed.
19029 (arm_compute_save_reg_mask): Save IP and PC
19030 only with apcs frames.
19031 (arm_output_epilogue): Adjust Thumb2 codepath to
19032 be also invoked and work for ARM non-apcs frames.
19033 (arm_expand_prologue): Don't bother saving IP
19034 for non-apcs frame, since it's not clobbered by
19035 prologue code. Implement non-apcs frame
19038 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19040 PR rtl-optimization/35281
19041 * expr.c (convert_move): Use a new pseudo for the intermediate
19042 from_mode->word_mode result.
19044 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19046 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
19047 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
19048 * toplev.c (compile_file): Don't call it.
19050 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19052 PR middle-end/35526
19053 * expr.c (store_expr): Call emit_block_move if the mode
19054 of "temp" RTX is BLKmode.
19056 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19057 Richard Guenther <rguenther@suse.de>
19059 PR tree-optimization/31358
19060 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
19061 the step with a NULL_TREE.
19062 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
19063 to sizetype if type is a pointer type.
19064 (add_candidate_1): Don't convert the base and step to
19065 the generic type if the orginal type is a pointer type.
19066 (add_iv_value_candidates): Use sizetype for the step
19067 if type is a pointer type.
19068 (cand_value_at): Likewise.
19069 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
19071 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
19072 Don't convert the tem affine to the type.
19073 (add_elt_to_tree): Use sizetype for the step if a pointer.
19074 Use POINTER_PLUS_EXPR for pointers.
19075 (aff_combination_to_tree): Use sizetype for the step if a
19078 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
19080 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
19081 Remove commutativity hint.
19083 2008-03-10 Jakub Jelinek <jakub@redhat.com>
19087 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
19088 errorneous type. Check that v is a VAR_DECL.
19090 PR middle-end/35099
19091 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
19093 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
19095 PR tree-optimization/35494
19096 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
19097 may be overriden at link and run time.
19099 2008-03-10 Richard Guenther <rguenther@suse.de>
19101 PR tree-optimization/34677
19102 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
19103 (poolify_tree): Likewise.
19104 (modify_expr_template): Likewise.
19105 (poolify_modify_stmt): Likewise.
19106 (insert_fake_stores): Handle all component-ref style stores
19107 in addition to INDIRECT_REF. Also handle complex types.
19108 Do not poolify the inserted load.
19109 (realify_fake_stores): Do not rebuild the tree but only
19110 make it a SSA_NAME copy.
19111 (init_pre): Remove initialzation of modify_expr_template.
19112 Do not allocate modify_expr_node_pool.
19113 (fini_pre): Do not free modify_expr_node_pool.
19115 2008-03-10 Paul Brook <paul@codesourcery.com>
19117 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
19118 to avoid conflicts.
19120 2008-03-10 Paul Brook <paul@codesourcery.com>
19121 Mark Shinwell <shinwell@codesourcery.com>
19123 * config/arm/cortex-r4.md: New.
19124 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
19126 * config/arm/arm.md: Include cortex-r4.md.
19127 (insn): Add smmls, sdiv and udiv values.
19128 (generic_sched): Don't use generic scheduling for Cortex-R4.
19129 (arm_issue_rate): New function.
19130 (TARGET_SCHED_ISSUE_RATE): Define.
19132 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
19134 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
19136 2008-03-10 Richard Guenther <rguenther@suse.de>
19138 * tree-ssa-pre.c (get_sccvn_value): Simplify.
19139 (compute_avail): Do not add stmt uses to AVAIL_OUT.
19141 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
19143 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
19144 Set default to true.
19146 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19148 * c.opt (Wsynth): Deprecate.
19149 * doc/invoke.texi (Option Summary, Warning Options): Document
19150 -Wno-format-contains-nul.
19152 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
19155 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
19156 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
19158 2008-03-09 Ira Rosen <irar@il.ibm.com>
19160 * config/rs6000/rs6000.c (builtin_description): Rename vector
19161 left shift operations.
19162 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
19163 (altivec_vsl<VI_char>): Rename to ...
19164 (ashl<mode>3): ... new name.
19165 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
19167 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
19169 2008-03-08 Richard Guenther <rguenther@suse.de>
19171 * coverage.h (tree_coverage_counter_addr): Declare.
19172 * coverage.c (tree_coverage_counter_addr): New function.
19173 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
19174 before using again.
19175 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
19176 (tree_gen_one_value_profiler): Likewise.
19177 (tree_gen_ic_profiler): Likewise.
19178 (tree_gen_average_profiler): Likewise.
19179 (tree_gen_ior_profiler): Likewise.
19181 2008-03-08 Richard Guenther <rguenther@suse.de>
19183 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
19184 (vn_binary_op_insert): Likewise.
19185 (vn_unary_op_lookup): Likewise.
19186 (vn_unary_op_insert): Likewise.
19187 (vn_nary_op_lookup): Declare.
19188 (vn_nary_op_insert): Likewise.
19189 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
19190 and binary hashes, use a single obstack for unary_op_pool
19191 and binary_op_pool.
19192 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
19193 a single struct vn_nary_op_s. Store tree code length and
19194 a variable number of operands.
19195 (struct vn_reference_op_struct): Remove unused op2.
19196 (vn_reference_op_eq): Do not compare op2.
19197 (vn_reference_op_compute_hash): Do not compute hash of op2.
19198 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
19199 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
19200 with vn_nary_op_compute_hash.
19201 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
19202 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
19204 (vn_unary_op_insert, vn_binary_op_insert): Replace with
19206 (visit_unary_op): Call nary functions.
19207 (visit_binary_op): Likewise.
19208 (process_scc): Adjust for struct vn_tables_s changes.
19209 (allocate_vn_table): Likewise.
19210 (free_vn_table): Likewise.
19211 * tree-vn.c (vn_add): Call nary functions.
19212 (vn_lookup): Likewise.
19214 2008-03-08 Jakub Jelinek <jakub@redhat.com>
19217 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
19218 wdst back after sync_compare_and_swapqhi_internal.
19220 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
19223 * config/i386/i386-modes.def (V1DI): New vector mode.
19224 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
19225 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
19226 (MMXMODE248): Ditto.
19227 (MMXMODE): Add V1DI mode.
19228 (mmxvecsize): Change DI mode to V1DI mode.
19229 ("mov<mode>): Use MMXMODEI8 mode iterator.
19230 ("*mov<mode>_internal_rex64"): Ditto.
19231 ("*mov<mode>_internal"): Ditto.
19232 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
19233 ("mmx_sub<mode>3"): Ditto.
19234 ("mmx_adddi3"): Remove insn pattern.
19235 ("mmx_subdi3"): Ditto.
19236 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
19237 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
19238 ("mmx_ashl<mode>3"): Ditto.
19239 ("mmx_lshrdi3"): Remove insn pattern.
19240 ("mmx_ashldi3"): Ditto.
19241 * config/i386/i386.c (classify_argument): Handle V1DImode.
19242 (function_arg_advance_32): Ditto.
19243 (function_arg_32): Ditto.
19244 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
19245 mmx_addv1di3 insn pattern.
19246 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
19247 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
19248 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
19249 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
19250 Remove definitions of built-in functions.
19251 (V1DI_type_node): New node.
19252 (v1di_ftype_v1di_int): Ditto.
19253 (v1di_ftype_v1di_v1di): Ditto.
19254 (v2si_ftype_v2si_si): Ditto.
19255 (v4hi_ftype_v4hi_di): Remove node.
19256 (v2si_ftype_v2si_di): Ditto.
19257 (ix86_init_mmx_sse_builtins): Handle V1DImode.
19258 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
19259 Redefine builtins using def_builtin_const with *_ftype_*_int node.
19260 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
19261 Add new builtins using def_builtin_const.
19262 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
19263 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
19264 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
19265 * config/i386/mmintrin.h (__v1di): New typedef.
19266 (_mm_add_si64): Cast arguments to __v1di type.
19267 (_mm_sub_si64): Ditto.
19268 (_mm_sll_pi16): Cast __count to __v4hi type.
19269 (_mm_sll_pi32): Cast __count to __v2si type.
19270 (_mm_sll_si64): Cast arguments to __v1di type.
19271 (_mm_srl_pi16): Cast __count to __v4hi type.
19272 (_mm_srl_pi32): Cast __count to __v2si type.
19273 (_mm_srl_si64): Cast arguments to __v1di type.
19274 (_mm_sra_pi16): Cast __count to __v4hi type.
19275 (_mm_sra_pi32): Cast __count to __v2si type.
19276 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
19277 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
19278 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
19279 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
19280 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
19281 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
19282 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
19283 (_mm_srai_pi32): Use __builtin_ia32_psradi.
19284 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
19285 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19286 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19287 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
19289 2008-03-07 Joseph Myers <joseph@codesourcery.com>
19291 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
19293 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
19296 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
19297 reg+const addressing for Altivec modes. Don't generate reg+reg
19298 addressing for TFmode or TDmode quantities.
19300 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
19302 * c-common.c (vector_types_convertible_p): Call langhook
19303 instead of comptypes.
19305 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
19308 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
19309 integral and scalar float variables which have a
19312 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
19314 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
19315 dwarf_register_span hook when emitting unwind information for
19316 register-to-memory saves.
19317 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
19318 (rs6000_frame_related): Remove call to spe_synthesize_frame.
19320 2008-03-06 Jakub Jelinek <jakub@redhat.com>
19322 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
19323 for the same VAR_DECL.
19325 2008-03-06 Tom Tromey <tromey@redhat.com>
19327 * treelang: Delete.
19328 * doc/standards.texi (Standards): Don't mention treelang.
19329 * doc/invoke.texi (Overall Options): Don't mention treelang.
19330 * doc/install.texi (Prerequisites): Don't mention bison or
19332 (Configuration): Don't mention treelang.
19333 (Building): Likewise.
19334 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
19336 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
19338 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
19339 word-extractions out of a multi-word object.
19341 2008-03-06 Richard Guenther <rguenther@suse.de>
19343 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
19344 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
19345 result type and precision.
19346 * expr.c (get_inner_reference): Set unsignedp based on the result
19347 type of BIT_FIELD_REF.
19348 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
19349 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
19350 (try_instantiate_multiple_fields): Likewise. Use the correct type
19352 (sra_build_assignment): Likewise.
19353 (sra_build_elt_assignment): Likewise.
19354 (sra_explode_bitfield_assignment): Likewise.
19355 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
19356 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
19357 set BIT_FIELD_REF_UNSIGNED.
19358 (vectorizable_load): Likewise.
19360 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
19362 * cse.c (cse_extended_basic_block): Invalidate artificial defs
19365 2008-03-06 Richard Guenther <rguenther@suse.de>
19367 * alias.c (struct alias_set_entry): Move has_zero_child field
19368 to pack with alias_set.
19370 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19372 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19375 2008-03-05 Ian Lance Taylor <iant@google.com>
19377 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
19379 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
19381 * fwprop.c (update_df): Support width and offset parameters of
19383 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
19384 global_conflicts): Change DF_REF_EXTRACT to either
19385 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19386 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19387 * df-scan.c (df_ref_record, df_defs_record,
19388 df_ref_create_structure, df_def_record_1, df_uses_record,
19389 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
19390 df_bb_refs_collect, df_entry_block_defs_collect,
19391 df_exit_block_uses_collect): Support new width and offset fields.
19392 (ref_extract_pool): New storage pool.
19393 (df_free_ref): New function.
19394 (df_reg_chain_unlink, df_free_collection_rec,
19395 df_sort_and_compress_refs): Call df_free_ref.
19396 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
19398 (df_ref_create_structure): Allocate df_ref_extract if offset and
19399 width fields are used.
19400 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
19401 (df_uses_record): Get offset and width from ZERO_EXTRACT
19403 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
19404 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19405 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19406 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
19407 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19408 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19409 (df_ref_extract): New structure.
19410 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
19411 (df_ref_create): Add width and offset parameters.
19413 2008-03-05 Richard Guenther <rguenther@suse.de>
19415 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19416 Use ranges_overlap_p.
19417 (offset_overlaps_with_access): Rename
19418 to ranges_overlap_p and move ...
19419 * tree-flow-inline.h (ranges_overlap_p): ... here.
19421 * tree.h (get_inner_reference, handled_component_p): Update
19424 * tree.h (record_component_aliases, get_alias_set,
19425 alias_sets_conflict_p, alias_sets_must_conflict_p,
19426 objects_must_conflict_p): Move declarations ...
19427 * alias.h (record_component_aliases, get_alias_set,
19428 alias_sets_conflict_p, alias_sets_must_conflict_p,
19429 objects_must_conflict_p): ... here.
19430 Include coretypes.h.
19431 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
19433 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
19435 * cfg.c: Include tree-flow.h.
19436 (remove_edge_raw): Call redirect_edge_var_map_clear.
19437 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
19438 * tree-flow-inline.h (redirect_edge_var_map_def): New.
19439 (redirect_edge_var_map_result): New.
19440 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
19441 PENDING_STMT use with redirect_edge_var_map_*.
19442 * tree-ssa.c (edge_var_maps): New definition.
19443 (redirect_edge_var_map_add): New.
19444 (redirect_edge_var_map_clear): New.
19445 (redirect_edge_var_map_dup): New.
19446 (redirect_edge_var_map_vector): New.
19447 (redirect_edge_var_map_destroy): New.
19448 (ssa_redirect_edge): Replace PENDING_STMT use with
19449 redirect_edge_var_map_*.
19450 (flush_pending_stmts): Same.
19451 (delete_tree_ssa): Destroy edge var map.
19452 * tree-flow.h (struct _edge_var_map): New.
19453 Define edge_var_map vector type.
19454 Declare redirect_edge_var_map_* prototypes.
19455 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
19456 * tree-cfg.c (reinstall_phi_args): Replace
19457 PENDING_STMT use with redirect_edge_var_map_*.
19459 2008-03-05 Richard Guenther <rguenther@suse.de>
19461 PR tree-optimization/35472
19462 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
19463 whose single use_stmt has a overlapping set of loaded and
19464 stored symbols as that use_stmt might be a noop assignment then.
19466 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19468 * gthr-rtems.h: Implement __gthread_mutex_destroy.
19470 2008-03-05 Richard Guenther <rguenther@suse.de>
19473 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
19474 should be constants.
19475 * tree-cfg.c (verify_expr): Verify it.
19476 * fold-const.c (fold_truthop): Remove code generating
19477 BIT_FIELD_REFs of structure bases.
19478 (fold_binary): Likewise.
19479 (fold_ternary): Position and size of BIT_FIELD_REFs are
19480 always host integers.
19481 (make_bit_field_ref): Remove.
19482 (optimize_bit_field_compare): Remove.
19483 (all_ones_mask_p): Remove.
19485 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
19488 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
19489 (split_block_and_df_analyze): New. Split basic block and rebuild
19491 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
19493 (split_pattern_seq): Likewise.
19494 (erase_matching_seqs): Likewise.
19495 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
19497 2008-03-04 Geoff Keating <geoffk@apple.com>
19499 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
19500 declaration and code.
19501 (tree_invalid_nonnegative_warnv_p): Likewise.
19503 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
19505 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
19506 examples. Truncate option-names then causing overfull hbox.
19508 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19511 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
19513 * configure: Rebuilt.
19515 2008-03-04 Rafael Espíndola <espindola@google.com>
19517 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
19518 (tree_unary_nonnegative_warnv_p): New.
19519 (tree_binary_nonnegative_warnv_p): New.
19520 (tree_single_nonnegative_warnv_p): New.
19521 (tree_invalid_nonnegative_warnv_p): New.
19522 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
19524 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19527 * opts.c (handle_option): Postpone 'unknown option' errors only for
19530 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
19533 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
19536 2008-03-04 Rafael Espíndola <espindola@google.com>
19538 * fold-const.c (tree_unary_nonzero_warnv_p): New.
19539 (tree_binary_nonzero_warnv_p): New.
19540 (tree_single_nonzero_warnv_p): New.
19541 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19543 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19545 PR middle-end/35456
19546 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19547 transformations for modes that have signed zeros.
19548 * ifcvt.c (noce_try_abs): Ditto.
19550 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19552 * config/i386/i386.c (override_options): Force
19553 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19555 2008-03-04 Jan Hubicka <jh@suse.cz>
19558 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19561 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19563 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19564 label to probe the stack.
19566 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19568 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19569 (__gthr_win32_mutex_destroy): Declare.
19570 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19571 __gthr_win32_mutex_destroy.
19572 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19574 2008-03-03 Jan Hubicka <jh@suse.cz>
19577 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19578 aggressive on inlining cold calls.
19580 2008-03-03 Richard Guenther <rguenther@suse.de>
19582 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19583 struct copies into the expression table.
19584 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19585 (try_to_simplify): Likewise.
19586 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19587 integral and pointer arguments which do not change the
19588 precision to NOP_EXPRs.
19589 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19590 VIEW_CONVERT_EXPR case.
19592 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19594 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19595 defined in a loop at depth 0 is invariant.
19596 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19597 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19598 be called at loop depth 0.
19600 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19603 * gcc.c (process_command): Update copyright notice dates.
19604 * gcov.c (print_version): Likewise.
19605 * gcov-dump.c (print_version): Likewise.
19606 * mips-tfile.c (main): Likewise.
19607 * mips-tdump.c (main): Likewise.
19609 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19612 * c-common.c (flag_permissive): Delete.
19613 (constant_expression_warnings): Check flags first.
19614 (constant_expression_error): New.
19615 * c-common.h (flag_permissive): Delete.
19616 (constant_expression_error): Declare.
19617 * flags.h (flag_permissive): Declare. Update description.
19618 * diagnostic.c (pedwarn): Update.
19620 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19621 (permissive_error_kind): New.
19622 * toplev.c (flag_permissive): Define. Update description.
19623 * toplev.h (permissive_error_kind): Declare.
19624 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19625 (pedwarn_c90): Use pedantic_warning_kind.
19626 * c-opts.c (c_common_post_options): flag_permissive does not affect
19627 flag_pedantic_errors.
19629 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19631 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19632 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19633 __absvsi2, __absvDI2): Use unsigned arithmetic.
19635 2008-03-02 Andi Kleen <ak@suse.de>
19636 Richard Guenther <rguenther@suse.de>
19638 * struct-equiv.c: Remove file.
19639 * cfg_cleanup.c (condjump_equiv_p): Remove.
19640 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19641 (struct-equiv.o): Remove rule.
19642 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19643 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19644 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19646 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19648 * ifcvt.c (noce_process_if_block): Try to handle only the then
19649 block if the else block exists but isn't suitable.
19651 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19654 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19655 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19656 regression from previous patch.
19658 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19661 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19663 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19664 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19665 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19666 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19667 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19668 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19669 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19670 (__gthread_mutex_destroy_function): Rename to
19671 __gthread_mutex_destroy.
19672 * gthr-dce.h (__gthread_mutex_destroy): Call
19673 pthread_mutex_destroy.
19674 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19675 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19676 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19678 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19680 * df-scan.c (df_ref_chain_change_bb): Simplify.
19681 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19682 set_block_for_insn if there's any change.
19683 * df.h ((df_insn_change_bb): Fix prototype.
19684 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19685 df_insn_change_bb, don't call set_block_for_insn.
19686 * emit-rtl.c (reorder_insns): Likewise.
19687 * haifa-sched.c (move_insn): Likewise.
19689 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19691 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19693 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19695 * tree-flow-inline.h (next_readonly_imm_use): Return
19696 NULL_USE_OPERAND_P after the end.
19698 2008-03-01 Richard Guenther <rguenther@suse.de>
19700 PR tree-optimization/35411
19701 * tree-sra.c (sra_build_assignment): Split conversion to
19702 final type to a separate statement if we are not assigning
19705 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19707 * fold-const.c (fold_convertible_p): Correct the logic to follow
19708 that in fold_convert().
19710 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19713 * tree-inline.c (build_duplicate_type): When we make a
19714 duplicate type, make it unique in the canonical types system.
19716 2008-02-29 Tom Tromey <tromey@redhat.com>
19718 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19719 input_file_stack_history, input_file_stack_restored): Remove.
19720 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19721 * input.h (struct file_stack): Remove.
19722 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19723 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19725 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19727 (diagnostic_last_module_changed): Add 'map' argument.
19728 (diagnostic_set_last_function): Likewise.
19729 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19730 line map, not input_file_stack.
19731 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19733 2008-02-29 Paul Brook <paul@codesourcery.com>
19735 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19737 2008-02-29 Paul Brook <paul@codesourcery.com>
19739 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19741 2008-02-29 Richard Guenther <rguenther@suse.de>
19743 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19745 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19746 value for comparing for a store match.
19747 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19748 (try_to_simplify): Do not do a full-blown reference lookup.
19750 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19752 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19753 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19755 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19757 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19759 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19760 strides against cache sizes.
19762 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19764 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19767 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19769 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19770 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19771 is smaller than the original promoted value.
19772 (simplify_subreg): If OP is a SUBREG, try to preserve its
19773 SUBREG_PROMOTED_VAR_P information.
19775 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19777 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19778 (VN_INFO_GET): Allocate new objects on the obstack.
19779 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19780 for rpo_numbers_temp, for consistency.
19781 (free_scc_vn): Free the obstack.
19783 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19785 * doc/invoke.texi: Document -ftree-loop-distribution.
19786 * tree-loop-distribution.c: New.
19787 * tree-pass.h (pass_loop_distribution): New.
19788 * graphds.h (struct graph): Add htab_t indices.
19789 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19790 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19791 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19792 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19793 * tree-data-ref.c (debug_data_dependence_relations): New.
19794 (dump_data_dependence_relation): Also print data references.
19795 (free_data_ref): Extern.
19796 (same_access_functions): Moved...
19797 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19798 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19799 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19800 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19801 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19802 (stmts_from_loop): Skip LABEL_EXPR.
19803 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19805 (build_rdg): Initialize rdg->indices htab.
19806 (free_rdg, stores_from_loop, ref_base_address,
19807 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19808 have_similar_memory_accesses_1, ref_base_address_1,
19809 remove_similar_memory_refs): New.
19810 * tree-data-ref.h: Depend on tree-chrec.h.
19811 (debug_data_dependence_relations, free_data_ref): Declared.
19812 (same_access_functions): ... here.
19813 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19815 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19816 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19817 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19818 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19819 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19820 rdg_vertex_for_stmt): Declared.
19821 (struct rdg_edge): Add level.
19823 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19824 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19826 (rdg_has_similar_memory_accesses): New.
19827 * tree-vect-analyze.c: Remove unused static decls.
19828 * lambda.h (dependence_level): New.
19829 * common.opt (ftree-loop-distribution): New.
19830 * tree-flow.h (mark_virtual_ops_in_bb,
19831 slpeel_tree_duplicate_loop_to_edge_cfg,
19832 rename_variables_in_loop): Declared.
19833 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19834 (OBJS-common): Add tree-loop-distribution.o.
19835 (tree-loop-distribution.o): New rule.
19836 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19837 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19838 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19840 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19843 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19844 other than structures and unions.
19846 2008-02-28 Richard Guenther <rguenther@suse.de>
19849 2008-02-26 Richard Guenther <rguenther@suse.de>
19851 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19852 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19853 (lookup_decl_from_uid): Declare.
19854 (remove_decl_from_map): Likewise.
19855 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19856 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19857 (decl_for_uid_map): New global hashtable mapping DECL_UID
19859 (init_ttree): Allocate it.
19860 (insert_decl_to_uid_decl_map): New helper function.
19861 (make_node_stat): Insert new decls into the map.
19862 (copy_node_stat): Likewise.
19863 (lookup_decl_from_uid): New function.
19864 (remove_decl_from_map): Likewise.
19865 (print_decl_for_uid_map_statistics): New helper.
19866 (dump_tree_statistics): Call it.
19868 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19869 (referenced_var_iterator): Adjust.
19870 (FOR_EACH_REFERENCED_VAR): Adjust.
19871 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19872 (num_referenced_vars): Adjust.
19873 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19874 (first_referenced_var): Remove.
19875 (end_referenced_vars_p): Likewise.
19876 (next_referenced_var): Likewise.
19877 (referenced_var_iterator_set): New helper function.
19878 * tree-dfa.c (referenced_var_lookup): Adjust.
19879 (referenced_var_check_and_insert): Likewise.
19880 (remove_referenced_var): Likewise.
19881 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19882 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19883 (verify_call_clobbering): Likewise.
19884 (verify_memory_partitions): Likewise.
19885 (init_tree_ssa): Allocate bitmap instead of hashtable for
19887 (delete_tree_ssa): Adjust.
19888 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19889 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19890 (compute_tag_properties): Likewise.
19891 (set_initial_properties): Likewise.
19892 (find_partition_for): Likewise.
19893 (update_reference_counts): Likewise.
19894 (dump_may_aliases_for): Likewise.
19895 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19896 (add_call_clobber_ops): Likewise.
19897 (add_call_read_ops): Likewise.
19898 (get_asm_expr_operands): Likewise.
19899 * tree-into-ssa.c (dump_decl_set): Likewise.
19900 (update_ssa): Likewise.
19901 * tree-sra.c (scan_function): Likewise.
19902 (decide_instantiations): Likewise.
19903 (scalarize_parms): Likewise.
19904 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19905 (dsa_named_for): Likewise.
19906 * tree-ssa-structalias.c (update_alias_info): Likewise.
19907 (merge_smts_into): Likewise.
19909 2008-02-27 David Daney <ddaney@avtrex.com>
19912 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19913 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19914 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19915 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19916 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19918 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19921 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19922 (BUILT_IN_NEXTTOWARD): Remove.
19923 (BUILT_IN_NEXTTOWARDF): Ditto.
19924 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19925 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19927 2008-02-27 Tom Tromey <tromey@redhat.com>
19929 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19930 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19932 2008-02-27 Jan Beulich <jbeulich@novell.com>
19934 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19935 update the respective field on newdecl.
19937 2008-02-27 Revital Eres <eres@il.ibm.com>
19939 PR rtl-optimization/34999
19940 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19941 crossing edges that ends with a call insn.
19942 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19943 call insn and clear the EDGE_CROSSING flag of the crossing edge
19944 when fixing fallthru edges.
19946 2008-02-27 Richard Guenther <rguenther@suse.de>
19948 PR middle-end/35390
19949 * fold-const.c (fold_unary): Return the correct argument,
19950 converted to the result type.
19952 2008-02-27 Richard Guenther <rguenther@suse.de>
19954 PR middle-end/34971
19955 * expr.c (expand_expr_real_1): Assert on rotates that operate
19957 * fold-const.c (fold_binary): Use the types precision, not the
19958 bitsize of the mode if folding rotate expressions. Build rotates
19959 only for full modes.
19961 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19963 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19964 and CPP_PRAGMA_EOL.
19965 * c-pragma.c (pragma_ns_name): New typedef.
19966 (registered_pp_pragmas): New variable.
19967 (c_pp_lookup_pragma): New function.
19968 (c_register_pragma_1): If flag_preprocess_only, do nothing
19969 for non-expanded pragmas, for expanded ones push pragma's
19970 namespace and name into registered_pp_pragmas vector.
19971 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19972 flag_preprocess_only, don't register GCC pch_preprocess
19973 pragma if flag_preprocess_only.
19974 * c-opts.c (c_common_init): Call init_pragma even if
19975 flag_preprocess_only.
19976 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19977 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19978 cpp_register_pragma if flag_preprocess_only.
19980 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19983 * c-parser.c (c_parser_translation_unit): Warn for empty
19984 translation unit, not empty source file.
19986 2008-02-26 Paul Brook <paul@codesourcery.com>
19988 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19989 operand for Thumb-2.
19990 * config/arm/arm.h (reg_class): Add CORE_REGS.
19991 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19992 (BASE_REG_CLASS): Use CORE_REGS.
19993 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19994 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19995 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19996 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19997 ARM_REGNO_OK_FOR_INDEX_P.
19998 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19999 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
20000 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
20001 (ldm/stm peepholes): Ditto.
20002 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
20003 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
20004 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
20005 * config/arm/constraints.md: Enable "k" constraint on ARM.
20007 2008-02-27 Ben Elliston <bje@au.ibm.com>
20009 * config/rs6000/rs6000.c: Annotate cache line size field in all
20010 instances of struct processor_costs.
20012 2008-02-26 David Edelsohn <edelsohn@gnu.org>
20014 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
20015 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
20016 jump_bypass): New counters.
20017 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
20018 * dce.c (gate_ud_dce): Same.
20019 (gate_fast_dce): Same.
20020 * dse.c (gate_dse1): New function.
20021 (gate_dse2): New function.
20022 (gate_dse): Merge results of new gate functions.
20023 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
20024 (gate_handle_jump_bypass): Add dbg_cnt.
20025 (gate_handle_gcse): Add dbg_cnt.
20026 * ifcvt.c (gate_handle_if_conversion): Same.
20027 (gate_handle_if_after_combine): Same.
20028 (gate_handle_if_after_reload): Same.
20029 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
20031 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
20033 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
20035 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
20037 2008-02-26 Jason Merrill <jason@redhat.com>
20040 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
20041 alone if it's the naming decl for the type's main variant.
20043 2008-02-26 Tom Tromey <tromey@redhat.com>
20045 * system.h (USE_MAPPED_LOCATION): Poison.
20046 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
20047 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
20048 (make_goto_expr_edges): Likewise.
20049 (remove_bb): Likewise.
20050 (execute_warn_function_return): Likewise.
20051 * basic-block.h (struct edge_def) <goto_locus>: Change type to
20053 * c-common.c (fname_decl): Remove old location code.
20054 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
20056 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
20058 (ASM_INPUT_SOURCE_LOCATION): Likewise.
20059 (gen_rtx_ASM_INPUT): Likewise.
20060 (gen_rtx_ASM_INPUT_loc): Likewise.
20061 (get_rtx_asm_OPERANDS): Remove.
20062 * cfglayout.c (insn_locators_alloc): Remove old location code.
20063 (set_curr_insn_source_location): Likewise.
20064 (curr_insn_locator): Likewise.
20065 * print-tree.c (print_node): Remove old location code.
20066 * tree-mudflap.c (mf_varname_tree): Remove old location code.
20067 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
20068 * cfgexpand.c (expand_gimple_cond_expr): Don't use
20069 location_from_locus.
20070 (construct_exit_block): Remove old location code.
20071 * emit-rtl.c (force_next_line_note): Remove old location code.
20072 * profile.c (branch_prob): Remove old location code.
20073 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
20074 LOC_LINE): Remove old-location variants.
20075 * langhooks.c (lhd_print_error_function): Remove old location
20077 * configure, config.in: Rebuilt.
20078 * configure.ac (--enable-mapped-location): Remove.
20079 * c-decl.c (c_init_decl_processing): Remove old location code.
20080 (finish_function): Likewise.
20081 * recog.c (decode_asm_operands): Remove old location code.
20082 * c-pch.c (c_common_read_pch): Remove old location code.
20083 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
20085 * gimple-low.c (lower_function_body): Remove old location code.
20086 * toplev.c (unknown_location): Remove.
20087 (push_srcloc): Remove old-location variant.
20088 (process_options): Remove old location code.
20089 (lang_dependent_init): Likewise.
20090 * input.h (UNKNOWN_LOCATION): Move definition.
20091 (location_t): Undeprecate.
20092 (source_locus): Remove.
20093 (location_from_locus): Remove.
20094 (struct location_s): Remove.
20095 Remove all old-location code.
20096 (input_line, input_filename): Remove.
20097 * final.c (final_scan_insn): Remove old location code.
20098 * diagnostic.c (diagnostic_build_prefix): Remove
20099 USE_MAPPED_LOCATION test.
20100 * tree.h (gimple_stmt) <locus>: Now a location_t.
20101 (tree_exp) <locus>: Likewise.
20102 (DECL_IS_BUILTIN): Remove old-location variant.
20103 (annotate_with_file_line, annotate_with_locus): Likewise.
20104 (expr_locus, set_expr_locus): Update.
20105 * tree.c (build1_stat): Remove old location code.
20106 (last_annotated_node): Remove.
20107 (annotate_with_file_line): Remove old-location variant.
20108 (annotate_with_locus): Likewise.
20109 (expr_location): Remove old location code.
20110 (set_expr_location): Likewise.
20111 (expr_has_location): Likewise.
20112 (expr_locus): Likewise.
20113 (set_expr_locus): Likewise.
20114 (expr_filename): Don't use location_from_locus.
20115 (expr_lineno): Likewise.
20116 * rtl-error.c (location_for_asm): Remove old location code.
20117 * c-lex.c (cb_line_change): Remove old location code.
20118 (fe_file_change): Likewise.
20119 (cb_def_pragma): Likewise.
20120 (c_lex_with_flags): Likewise.
20121 * gengtype.c (do_typedef): Don't special-case location types.
20122 (define_location_structures): Remove.
20123 (main): Don't call define_location_structures.
20124 * tree-pretty-print.c (dump_implicit_edges): Remove old location
20127 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20130 * builtins.def (BUILT_IN_STDARG_START): Remove.
20131 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
20132 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
20133 * tree-inline.c (inline_forbidden_p_1): Likewise.
20135 2008-02-26 Richard Guenther <rguenther@suse.de>
20137 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20138 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20139 (lookup_decl_from_uid): Declare.
20140 (remove_decl_from_map): Likewise.
20141 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20142 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20143 (decl_for_uid_map): New global hashtable mapping DECL_UID
20145 (init_ttree): Allocate it.
20146 (insert_decl_to_uid_decl_map): New helper function.
20147 (make_node_stat): Insert new decls into the map.
20148 (copy_node_stat): Likewise.
20149 (lookup_decl_from_uid): New function.
20150 (remove_decl_from_map): Likewise.
20151 (print_decl_for_uid_map_statistics): New helper.
20152 (dump_tree_statistics): Call it.
20154 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20155 (referenced_var_iterator): Adjust.
20156 (FOR_EACH_REFERENCED_VAR): Adjust.
20157 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20158 (num_referenced_vars): Adjust.
20159 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20160 (first_referenced_var): Remove.
20161 (end_referenced_vars_p): Likewise.
20162 (next_referenced_var): Likewise.
20163 (referenced_var_iterator_set): New helper function.
20164 * tree-dfa.c (referenced_var_lookup): Adjust.
20165 (referenced_var_check_and_insert): Likewise.
20166 (remove_referenced_var): Likewise.
20167 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20168 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20169 (verify_call_clobbering): Likewise.
20170 (verify_memory_partitions): Likewise.
20171 (init_tree_ssa): Allocate bitmap instead of hashtable for
20173 (delete_tree_ssa): Adjust.
20174 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20175 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20176 (compute_tag_properties): Likewise.
20177 (set_initial_properties): Likewise.
20178 (find_partition_for): Likewise.
20179 (update_reference_counts): Likewise.
20180 (dump_may_aliases_for): Likewise.
20181 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20182 (add_call_clobber_ops): Likewise.
20183 (add_call_read_ops): Likewise.
20184 (get_asm_expr_operands): Likewise.
20185 * tree-into-ssa.c (dump_decl_set): Likewise.
20186 (update_ssa): Likewise.
20187 * tree-sra.c (scan_function): Likewise.
20188 (decide_instantiations): Likewise.
20189 (scalarize_parms): Likewise.
20190 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20191 (dsa_named_for): Likewise.
20192 * tree-ssa-structalias.c (update_alias_info): Likewise.
20193 (merge_smts_into): Likewise.
20195 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20198 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
20199 * c-opts.c (c_common_handle_option): Wall enables
20200 Wvolatile-register-var.
20201 * common.opt: Move Wvolatile-register-var to...
20204 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20206 * common.opt (Wlarger-than=): New.
20207 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
20209 * opts.c (common_handle_option): Handle -Wlarger-than=.
20210 * optc-gen.awk: Likewise.
20211 * opth-gen.awk: Likewise.
20212 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
20213 * tree-optimize.c (tree_rest_of_compilation): Likewise.
20215 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20217 * c-common.c (match_case_to_enum_1): Add appropriate
20218 OPT_W* parameter to warning.
20219 (c_do_switch_warnings): Likewise.
20220 * c-typeck.c (warning_init): Add one more parameter following
20221 'warning' function.
20222 (push_init_level): Update call to warning_init.
20223 (pop_init_level): Likewise.
20224 (add_pending_init): Likewise.
20225 (output_init_element: Likewise.
20227 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20230 * toplev.c (toplev_main): If there are warnings or error, print
20231 errors for ignored options.
20232 * opts.c (ignored_options): New static variable.
20233 (postpone_unknown_option_error): New.
20234 (print_ignored_options): New.
20235 (handle_option): Postpone errors for unknown -Wno-* options.
20236 * opts.h (print_ignored_options): Declare.
20238 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
20240 * config/mips/mips.md (loadgp_blockage, blockage): Change type
20243 2008-02-25 Richard Guenther <rguenther@suse.de>
20246 2008-02-25 Richard Guenther <rguenther@suse.de>
20248 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20249 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20250 (lookup_decl_from_uid): Declare.
20251 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20252 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20253 (decl_for_uid_map): New global hashtable mapping DECL_UID
20255 (init_ttree): Allocate it.
20256 (insert_decl_to_uid_decl_map): New helper function.
20257 (make_node_stat): Insert new decls into the map.
20258 (copy_node_stat): Likewise.
20259 (lookup_decl_from_uid): New function.
20260 (print_decl_for_uid_map_statistics): New helper.
20261 (dump_tree_statistics): Call it.
20263 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20264 (referenced_var_iterator): Adjust.
20265 (FOR_EACH_REFERENCED_VAR): Adjust.
20266 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20267 (num_referenced_vars): Adjust.
20268 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20269 (first_referenced_var): Remove.
20270 (end_referenced_vars_p): Likewise.
20271 (next_referenced_var): Likewise.
20272 (referenced_var_iterator_set): New helper function.
20273 * tree-dfa.c (referenced_var_lookup): Adjust.
20274 (referenced_var_check_and_insert): Likewise.
20275 (remove_referenced_var): Likewise.
20276 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20277 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20278 (verify_call_clobbering): Likewise.
20279 (verify_memory_partitions): Likewise.
20280 (init_tree_ssa): Allocate bitmap instead of hashtable for
20282 (delete_tree_ssa): Adjust.
20283 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20284 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20285 (compute_tag_properties): Likewise.
20286 (set_initial_properties): Likewise.
20287 (find_partition_for): Likewise.
20288 (update_reference_counts): Likewise.
20289 (dump_may_aliases_for): Likewise.
20290 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20291 (add_call_clobber_ops): Likewise.
20292 (add_call_read_ops): Likewise.
20293 (get_asm_expr_operands): Likewise.
20294 * tree-into-ssa.c (dump_decl_set): Likewise.
20295 (update_ssa): Likewise.
20296 * tree-sra.c (scan_function): Likewise.
20297 (decide_instantiations): Likewise.
20298 (scalarize_parms): Likewise.
20299 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20300 (dsa_named_for): Likewise.
20301 * tree-ssa-structalias.c (update_alias_info): Likewise.
20302 (merge_smts_into): Likewise.
20304 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20307 * doc/invoke.texi (-fcx-limited-range): Document new option.
20308 * toplev.c (process_options): Handle -fcx-fortran-rules.
20309 * common.opt: Add documentation for -fcx-fortran-rules.
20311 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20314 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
20315 actual behaviour and C99.
20317 2008-02-26 Ben Elliston <bje@au.ibm.com>
20319 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
20320 (ASM_CPU_POWER6_SPEC): Likewise.
20321 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
20322 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
20323 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
20325 2008-02-25 Richard Guenther <rguenther@suse.de>
20327 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20328 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20329 (lookup_decl_from_uid): Declare.
20330 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20331 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20332 (decl_for_uid_map): New global hashtable mapping DECL_UID
20334 (init_ttree): Allocate it.
20335 (insert_decl_to_uid_decl_map): New helper function.
20336 (make_node_stat): Insert new decls into the map.
20337 (copy_node_stat): Likewise.
20338 (lookup_decl_from_uid): New function.
20339 (print_decl_for_uid_map_statistics): New helper.
20340 (dump_tree_statistics): Call it.
20342 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20343 (referenced_var_iterator): Adjust.
20344 (FOR_EACH_REFERENCED_VAR): Adjust.
20345 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20346 (num_referenced_vars): Adjust.
20347 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20348 (first_referenced_var): Remove.
20349 (end_referenced_vars_p): Likewise.
20350 (next_referenced_var): Likewise.
20351 (referenced_var_iterator_set): New helper function.
20352 * tree-dfa.c (referenced_var_lookup): Adjust.
20353 (referenced_var_check_and_insert): Likewise.
20354 (remove_referenced_var): Likewise.
20355 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20356 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20357 (verify_call_clobbering): Likewise.
20358 (verify_memory_partitions): Likewise.
20359 (init_tree_ssa): Allocate bitmap instead of hashtable for
20361 (delete_tree_ssa): Adjust.
20362 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20363 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20364 (compute_tag_properties): Likewise.
20365 (set_initial_properties): Likewise.
20366 (find_partition_for): Likewise.
20367 (update_reference_counts): Likewise.
20368 (dump_may_aliases_for): Likewise.
20369 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20370 (add_call_clobber_ops): Likewise.
20371 (add_call_read_ops): Likewise.
20372 (get_asm_expr_operands): Likewise.
20373 * tree-into-ssa.c (dump_decl_set): Likewise.
20374 (update_ssa): Likewise.
20375 * tree-sra.c (scan_function): Likewise.
20376 (decide_instantiations): Likewise.
20377 (scalarize_parms): Likewise.
20378 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20379 (dsa_named_for): Likewise.
20380 * tree-ssa-structalias.c (update_alias_info): Likewise.
20381 (merge_smts_into): Likewise.
20383 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
20386 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
20387 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
20388 * alias.h (nonoverlapping_memrefs_p): Likewise.
20390 2008-02-25 Jan Beulich <jbeulich@novell.com>
20392 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
20393 * config/i386/netware-libgcc.exp: Add __bswap?i2,
20394 __emultls_get_address, __emultls_register_common,
20395 __floatundi?f, and _Unwind_GetIPInfo.
20396 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
20397 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
20398 (gen_regparm_prefix): Likewise.
20399 (i386_nlm_encode_section_info): Sync with
20400 config/i386/winnt.c:i386_pe_encode_section_info().
20401 (i386_nlm_maybe_mangle_decl_assembler_name): New.
20402 i386_nlm_mangle_decl_assembler_name): New.
20403 (netware_override_options): New.
20404 * config/i386/netware.h (netware_override_options): Declare.
20405 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
20406 (i386_nlm_mangle_decl_assembler_name): Declare.
20407 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
20409 2008-02-25 Ben Elliston <bje@au.ibm.com>
20412 * c-decl.c (grokdeclarator): Remove unused local variables
20413 `typedef_type' and `type_as_written'.
20415 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
20416 unused local variable `has_hot_blocks'.
20417 (fix_crossing_conditional_branches): Remove unused local variable
20420 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
20422 PR middle-end/19984
20423 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
20424 using DEF_C99_BUILTIN.
20425 (BUILT_IN_NANF): Ditto.
20426 (BUILT_IN_NANL): Ditto.
20428 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
20429 Revital Eres <eres@il.ibm.com>
20431 * modulo-sched.c (calculate_must_precede_follow): Address TODO
20432 regarding the order of two dependent insns in the same row.
20434 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
20436 * stor-layout.c (layout_decl): Do not bump the alignment of a
20437 bit-field to more than byte alignment if it is packed.
20439 2008-02-24 David Edelsohn <edelsohn@gnu.org>
20441 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
20444 2008-02-24 Diego Novillo <dnovillo@google.com>
20446 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
20449 * tree-vrp.c (vrp_evaluate_conditional): With
20450 -Wtype-limits, emit a warning when comparing against a
20451 constant outside the natural range of OP0's type.
20452 * c.opt (Wtype-limits): Move ...
20453 * common.opt (Wtype-limits): ... here.
20455 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
20457 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
20458 * config/rs6000/e300c2c3.md: New file.
20459 * config/rs6000/rs6000.c (processor_costs): Add new costs for
20461 (rs6000_override_options): Add e300c2 and e300c3 cases to
20462 processor_target_table. Do not allow usage of Altivec or Spe
20463 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
20464 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
20465 * config/rs6000/rs6000.h (processor_type): Add
20466 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
20467 (ASM_CPU_SPEC): Add e300c2 and e300c3.
20468 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
20469 and ppce300c3. Include e300c2c3.md.
20471 2008-02-23 David Edelsohn <edelsohn@gnu.org>
20473 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
20474 instead of TARGET_STRICT_ALIGN.
20476 2008-02-23 Joseph Myers <joseph@codesourcery.com>
20478 * explow.c (memory_address): Assert that the generated address is
20481 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20484 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
20485 * config/darwin-ppc-ldouble-patch.def: New file.
20486 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
20487 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
20488 SUBTARGET_INIT_BUILTINS if defined.
20489 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
20492 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20495 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
20496 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
20498 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20501 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
20502 file" warning condtional on -Winvalid-PCH.
20504 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
20506 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
20508 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
20512 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
20513 prevent reload from using MMX registers.
20514 (*mov<mode>_internal): Ditto.
20515 (*movv2sf_internal_rex64): Ditto.
20516 (*movv2sf_internal): Ditto.
20518 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20520 PR documentation/31569
20521 * doc/install.texi2html: Use makeinfo --no-number-sections.
20523 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20525 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
20526 ensure that we can address an entire entity > 8 bytes. Don't
20527 generate reg+reg addressing for such data.
20529 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20531 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
20532 strings when optimizing for size, unless the target cares about
20535 2008-02-22 Tom Tromey <tromey@redhat.com>
20537 * regclass.c (current_pass): Remove declaration.
20539 2008-02-22 Anatoly Sokolov <aesok@post.ru>
20541 * config/avr/libgcc.S (__RAMPZ__): Define.
20542 (__do_copy_data): Add for devices with 128KB code memory.
20544 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20546 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20548 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20550 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20552 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20555 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20558 * c-typeck.c (build_binary_op): Warn about floating point
20559 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20561 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20564 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20565 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20567 (rs6000_override_options): Set altivec_abi as default, not override,
20568 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20569 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20570 is used; use new member spe_abi.
20571 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20572 spe_abi and altivec_abi.
20574 2008-02-22 Tomas Bily <tbily@suse.cz>
20576 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20578 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20581 * config.build (build_file_translate): Set to `CMD //c' only if
20583 * Makefile.in (build_file_translate): Improve comment.
20585 2008-02-21 Jan Hubicka <jh@suse.cz>
20587 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20588 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20589 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20591 2008-02-21 Michael Matz <matz@suse.de>
20594 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20596 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20598 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20599 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20600 as insn constraint.
20601 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20602 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20603 SSE_VEC_FLOAT_MODE_P as insn constraint.
20604 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20605 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20606 sse4a_movntdf using MODEF mode iterator.
20607 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20608 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20609 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20610 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20611 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20612 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20613 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20615 2008-02-21 Richard Guenther <rguenther@suse.de>
20617 * tree.def (PAREN_EXPR): New tree code.
20618 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20620 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20621 * expr.c (expand_expr_real_1): Likewise.
20622 * tree-inline.c (estimate_num_insns_1): Likewise.
20623 * tree-complex.c (expand_complex_move): Likewise.
20624 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20627 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20630 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20632 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20635 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20637 * config/sh/sh.c (find_barrier): Don't go past
20638 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20640 2008-02-20 DJ Delorie <dj@redhat.com>
20642 * config/h8300/h8300.md (insv): Force source operand to be a register.
20644 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20645 as a jump, not as a plain insn.
20647 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20649 * doc/invoke.texi (Warning Options): Add new option
20650 -Wframe-larger-than=.
20651 (-Wframe-larger-than): Document.
20653 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20654 Add declarations for new option variables.
20656 * final.c (final_start_function): Check the frame size
20657 before emission and issue a Wframe-larger-than warning.
20659 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20660 Add definitions for new option variables.
20661 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20663 * common.opt (Wframe-larger-than=): New option.
20665 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20667 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20668 (<sse>_div<mode>3): Ditto.
20669 (<sse>_vmdiv<mode>3): Ditto.
20670 (<sse>_vmsqrt<mode>2): Ditto.
20671 (*smax<mode>3): Ditto.
20672 (sse5_frcz<mode>2): Ditto.
20673 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20674 as insn constraint.
20676 2008-02-20 Richard Guenther <rguenther@suse.de>
20678 PR middle-end/35265
20679 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20680 be happy with INTEGRAL_TYPE_P.
20682 2008-02-20 Richard Guenther <rguenther@suse.de>
20684 * fold-const.c (split_tree): Associate floatig-point expressions
20685 if flag_associative_math is set.
20687 2008-02-20 Richard Guenther <rguenther@suse.de>
20689 * tree.h (fold_real_zero_addition_p): Declare.
20690 * fold-const.c (fold_real_zero_addition_p): Export.
20691 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20692 floating-point operations with zero and one.
20694 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20696 * doc/install.texi: Correct references to CFLAGS, replacing them
20697 with BOOT_CFLAGS. Document flags used during bootstrap for
20700 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20702 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20703 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20704 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20706 (smin<mode>3): Ditto from similar patterns.
20707 (smax<mode>3): Ditto.
20708 (*ieee_smin<mode>3): Ditto.
20709 (*ieee_smax<mode>3): Ditto.
20710 * config/i386/sse.md (sse): New mode attribute.
20711 (mov<mode>): Macroize expander from movv4sf and movv2df using
20712 SSEMODEF2P mode iterator.
20713 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20714 SSE_VEC_FLOAT_MODE_P as insn constraint.
20715 (storent<mode>): Ditto.
20716 (storent<mode>): Macroize expander from storentsf and storentdf using
20717 MODEF mode iterator.
20718 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20719 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20720 (abs<mode>2): Ditto from similar patterns.
20721 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20722 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20723 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20724 (<sse>_vmsqrt<mode>2): Ditto.
20725 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20726 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20727 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20728 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20729 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20730 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20731 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20733 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20734 iterator and SSE_FLOAT_MODE_P as insn constraint.
20735 (<sse>_ucomi): Ditto from similar patterns.
20736 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20737 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20738 SSE_VEC_FLOAT_MODE_P as insn constraint.
20739 (vcond<mode>): Ditto from similar patterns.
20740 (and<mode>3, *and<mode>3): Ditto.
20741 (<sse>_nand<mode>3): Ditto.
20742 (ior<mode>3, *ior<mode>3): Ditto.
20743 (xor<mode>3, *xor<mode>3): Ditto.
20744 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20745 iterator and SSE_FLOAT_MODE_P as insn constraint.
20746 (*nand<mode>3): Ditto from similar patterns.
20747 (*ior<mode>3): Ditto.
20748 (*xor<mode>3): Ditto.
20750 2008-02-20 Ira Rosen <irar@il.ibm.com>
20752 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20753 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20754 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20756 2008-02-19 Jan Hubicka <jh@suse.cz>
20758 * predict.c (tree_bb_level_predictions): Remove variable next
20759 mistakely introduced by previous commit.
20761 2008-02-19 Jan Hubicka <jh@suse.cz>
20763 * predict.c (predict_paths_leading_to): Rewrite.
20764 (predict_paths_for_bb): New.
20765 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20767 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20770 * Makefile.in (build_file_translate): New.
20771 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20772 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20773 * configure.ac (build_file_translate): Substitute it.
20774 * configure: Regenerate.
20776 2008-02-19 Jan Hubicka <jh@suse.cz>
20778 PR rtl-optimization/34408
20779 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20782 2008-02-19 Jan Hubicka <jh@suse.cz>
20784 PR middle-end/28779
20785 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20788 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20791 * config/i386/i386-modes.def: Revert the last DI alignment
20792 change until Ada people can look into it.
20794 2008-02-19 Nick Clifton <nickc@redhat.com>
20796 * opts.c (print_specific_help): Fix typo in --help text.
20798 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20801 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20802 32-bit inline asm without asm alternatives for host GCC < 3.0.
20804 2008-02-19 Richard Guenther <rguenther@suse.de>
20806 PR tree-optimization/34989
20807 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20808 Allow propagation to INDIRECT_REF if we can simplify only.
20810 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20812 * c-common.c (warn_for_collisions_1): Use appropriate option when
20815 2008-02-19 Nick Clifton <nickc@redhat.com>
20818 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20819 (handle_options): Fix indentation.
20820 (print_filtered_help): If no language-specific options were
20821 displayed tell the user how to list all the options supported by
20822 the language's front-end.
20823 (print_specific_help): Fix indentation and remove duplicate line.
20824 (common_handle_option): Handle the -v option.
20825 For --help enable the display of undocumented options if the -v
20826 switch has been included on the command line.
20827 For --help= check for overlaps in the arguments between the option
20828 classes and the language names and issue a warning when they
20829 cannot be disambiguated.
20830 * c.opt (v): Pass on to the common option handler.
20832 2008-02-19 Revital Eres <eres@il.ibm.com>
20834 * modulo-sched.c (sms_schedule): Change dump message when
20835 create_ddg function fails.
20836 (try_scheduling_node_in_cycle): Rename row to cycle.
20837 (print_partial_schedule): Rename CYCLE to ROW.
20839 2008-02-19 Christian Bruel <christian.bruel@st.com>
20840 Zdenek Dvorak <ook@ucw.cz>
20842 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20844 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20847 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20848 (*x86_movdicc_0_m1_se): Ditto.
20850 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20852 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20853 (CMPtype): Define as __gcc_CMPtype.
20854 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20855 (CMPtype): Define as __gcc_CMPtype.
20857 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20859 Support valgrind 3.3 for --enable-checking=valgrind.
20860 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20862 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20863 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20864 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20865 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20866 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20867 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20868 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20870 * ggc-zone.c: Similar.
20871 * ggc-page.c: Similar.
20873 2008-02-19 Paul Brook <paul@codesourcery.com>
20876 * config/arm/ieee754-df.S: Fix do_it typo.
20877 * config/arm/ieee754-sf.S: Fix do_it typo.
20879 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20882 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20883 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20884 (OPTION_MASK_ISA_SSE_SET): Likewise.
20885 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20886 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20887 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20888 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20889 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20890 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20891 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20892 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20893 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20894 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20895 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20896 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20897 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20898 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20899 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20900 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20901 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20902 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20903 (OPTION_MASK_ISA_SSE4): Removed.
20904 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20905 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20906 (override_options): Don't turn on implied SSE/MMX bits in
20909 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20911 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20914 2008-02-18 Joey Ye <joey.ye@intel.com>
20916 PR middle-end/34921
20917 * tree-nested.c (insert_field_into_struct): Set type alignment
20918 to field alignment if the former is less than the latter.
20920 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20922 * BASE-VER: Set to 4.4.0.
20924 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20926 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20927 * doc/cfg.texi: Likewise.
20928 * doc/extend.texi: Likewise.
20929 * doc/gty.texi: Likewise.
20930 * doc/invoke.texi: Likewise.
20931 * doc/loop.texi: Likewise.
20932 * doc/md.texi: Likewise.
20933 * doc/passes.texi: Likewise.
20934 * doc/rtl.texi: Likewise.
20935 * doc/sourcebuild.texi: Likewise.
20936 * doc/tm.texi: Likewise.
20937 * doc/tree-ssa.texi: Likewise.
20939 2008-02-17 Richard Guenther <rguenther@suse.de>
20941 PR middle-end/35227
20942 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20943 without default definition.
20945 2008-02-17 Richard Guenther <rguenther@suse.de>
20947 PR tree-optimization/35231
20948 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20951 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20954 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20955 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20956 libgcc_cmp_return mode.
20958 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20961 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20963 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20965 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20968 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20970 * doc/c-tree.texi: Use `@.' where appropriate.
20971 * doc/extend.texi: Likewise.
20972 * doc/install.texi: Likewise.
20973 * doc/invoke.texi: Likewise.
20974 * doc/loop.texi: Likewise.
20975 * doc/makefile.texi: Likewise.
20976 * doc/md.texi: Likewise.
20977 * doc/passes.texi: Likewise.
20978 * doc/standards.texi: Likewise.
20979 * doc/tm.texi: Likewise.
20981 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20983 PR middle-end/35196
20984 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20986 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20987 rather than in entry_bb.
20989 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20991 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20992 libgcc_cmp_return mode.
20994 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20996 PR middle-end/35130
20997 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20998 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
21000 2008-02-15 Richard Guenther <rguenther@suse.de>
21001 Zdenek Dvorak <ook@ucw.cz>
21003 PR tree-optimization/35164
21004 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
21005 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
21006 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21007 Only propagate addresses which do not have abnormal SSA_NAMEs
21010 2008-02-15 Joseph Myers <joseph@codesourcery.com>
21013 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
21015 2008-02-15 Jan Hubicka <jh@suse.cz>
21017 PR middle-end/35149
21018 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
21020 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21022 PR middle-end/34621
21023 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
21024 when calculating alignment_pad.
21026 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21028 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
21029 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
21030 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
21031 and STACK_BOUNDARY define.
21033 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
21035 PR preprocessor/35061
21036 * c-pragma.c (handle_pragma_pop_macro): Check that
21037 pushed_macro_table has been allocated.
21039 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
21041 PR middle-end/35136
21042 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
21043 (force_gimple_operand): Likewise.
21044 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
21045 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
21046 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
21047 (find_interesting_uses_address): Check addressability and alignment
21048 of the base expression only after substituting bases of IVs into it.
21050 2008-02-14 Michael Matz <matz@suse.de>
21053 * function.c (instantiate_virtual_regs_in_insn): Reload address
21054 before falling back to reloading the whole operand.
21056 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
21058 * config/s390/s390.c (s390_mainpool_start): Emit the pool
21059 before the first section switch note.
21061 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21063 * doc/bugreport.texi: Update copyright years.
21064 * doc/c-tree.texi: Likewise.
21065 * doc/cfg.texi: Likewise.
21066 * doc/cpp.texi: Likewise.
21067 * doc/cppinternals.texi: Likewise.
21068 * doc/fragments.texi: Likewise.
21069 * doc/frontends.texi: Likewise.
21070 * doc/gcc.texi: Likewise.
21071 * doc/gty.texi: Likewise.
21072 * doc/hostconfig.texi: Likewise.
21073 * doc/implement-c.texi: Likewise.
21074 * doc/libgcc.texi: Likewise.
21075 * doc/loop.texi: Likewise.
21076 * doc/makefile.texi: Likewise.
21077 * doc/options.texi: Likewise.
21078 * doc/passes.texi: Likewise.
21079 * doc/rtl.texi: Likewise.
21080 * doc/sourcebuild.texi: Likewise.
21081 * doc/standards.texi: Likewise.
21082 * doc/tree-ssa.texi: Likewise.
21083 * doc/trouble.texi: Likewise.
21085 * doc/extend.texi: Use @: or add comma where appropriate.
21086 * doc/invoke.texi: Likewise.
21087 * doc/tm.texi: Likewise.
21089 2008-02-14 Alan Modra <amodra@bigpond.net.au>
21092 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
21095 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
21097 * doc/md.texi (clz, ctz): Add reference.
21098 * doc/rtl.texi (clz, ctz): Likewise.
21100 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21103 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
21106 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
21108 * config/s390/s390.c (struct constant_pool): New field
21109 emit_pool_after added.
21110 (s390_mainpool_start): Set the emit_pool_after flag according
21111 to the section switch notes.
21112 (s390_mainpool_finish): Consider emit_pool_after when emitting
21113 the literal pool at the end of the function.
21114 (s390_chunkify_start): Force literal pool splits at section
21117 2008-02-13 Michael Matz <matz@suse.de>
21120 * var-tracking.c (clobber_variable_part): Correctly traverse the
21123 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21126 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
21127 Add -fdump-ipa-inline.
21128 * tree-dump.c (dump_files): Remove tree-inlined dump.
21129 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
21131 2008-02-12 Richard Guenther <rguenther@suse.de>
21133 PR tree-optimization/35171
21134 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
21137 2008-02-12 Richard Guenther <rguenther@suse.de>
21139 PR middle-end/35163
21140 * fold-const.c (fold_widened_comparison): Use get_unwidened in
21141 value-preserving mode. Disallow final truncation.
21143 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
21145 PR middle-end/35136
21146 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
21147 code from here to...
21148 (force_gimple_operand): ...here.
21150 2008-02-12 Jakub Jelinek <jakub@redhat.com>
21153 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
21154 non-compatible pointers.
21155 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
21156 different FIELD_DECLs, try harder by comparing field offsets, sizes
21159 PR inline-asm/35160
21160 * function.c (match_asm_constraints_1): Don't replace the same input
21163 2008-02-12 Anatoly Sokolov <aesok@post.ru>
21165 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
21166 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
21167 (expand_epilogue): Restore RAMPZ register.
21168 * config/avr/avr.md (RAMPZ_ADDR): New constant.
21170 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
21172 * config/i386/cygwin.asm: (__alloca): Correct calling
21173 convention and alignment.
21174 (__chkstk): Force 8 byte stack alignment.
21176 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
21177 Richard Guenther <rguenther@suse.de>
21179 PR tree-optimization/33992
21180 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
21181 the zero we compare against.
21183 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
21185 PR libfortran/35063
21186 * gthr-win32.h (__gthread_mutex_destroy_function): New function
21187 to CloseHandle after unlocking to prevent accumulation of handle
21190 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21192 PR middle_end/34150
21193 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
21194 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
21195 and update LABEL_NUSES during and after reload.
21197 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
21199 PR middle-end/34627
21200 * combine.c (simplify_if_then_else): Make sure the comparison is
21201 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
21203 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
21206 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
21207 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
21208 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
21209 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
21210 * tree.h (get_type_static_bounds): Likewise.
21212 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21214 * doc/invoke.texi (Option Summary, C++ Dialect Options)
21215 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21216 Make -Wfoo language annotations match what the compiler outputs.
21218 2008-02-08 Sa Liu <saliu@de.ibm.com>
21220 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
21221 intrinsics spu_convts, spu_convtu, spu_convtf.
21223 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
21225 * doc/extend.texi (Function Attributes) <noinline>: Mention
21226 asm ("") as method to keep calls.
21228 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21231 * doc/options.texi (Options): Replace references to opts.sh with
21233 * opts-common.c: Likewise.
21234 * optc-gen.awk: Likewise.
21236 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
21238 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
21240 2008-02-07 Richard Henderson <rth@redhat.com>
21243 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
21244 EXPR_LIST for the REG_EQUAL instead of a comparison with a
21247 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
21249 PR tree-optimization/35085
21250 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
21251 for operand entry oe2 in addition to operand entry oe3 in order to
21252 expose more opportunities for vectorizer sum reduction.
21254 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21257 * Makefile.in (LIBS): Remove $(GMPLIBS).
21258 (cc1-dummy, cc1): Add $(GMPLIBS).
21260 2008-02-06 Jan Hubicka <jh@suse.cz>
21263 * i386.md (moddf_integer): Do not produce partial memory stalls for
21264 targets where it hurts.
21266 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
21269 * optabs.c (expand_float): Do not check for decimal modes when
21270 expanding unsigned integer through signed conversion.
21272 2008-02-06 Nick Clifton <nickc@redhat.com>
21274 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
21275 inside the clobber with a match_operand and duplicated operand
21276 number in the constraint.
21277 (ineqbranchsi): Delete redundant comment.
21279 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
21281 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
21282 builtin_define ("__USE_INIT_FINI__").
21283 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
21285 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
21287 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21289 PR documentation/30330
21290 * doc/invoke.texi (C++ Dialect Options)
21291 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21292 For each warning option -Wfoo that allows -Wno-foo, ensure both
21293 -Wfoo and -Wno-foo are listed in the option index. Fix index
21294 entry of -Wswitch-default, index -Wnormalized= including the
21295 `=', and -Wlarger-than-@var{len} including @var{len}.
21297 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21299 * config/i386/i386.md (floatunssisf2): Use
21300 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
21301 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
21302 Macroize expander using MODEF mode iterator.
21304 2008-02-05 Diego Novillo <dnovillo@google.com>
21306 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
21309 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
21311 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21314 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
21316 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
21319 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
21320 to indicate if a message should be generated.
21321 (init_cumulative_args): Updated.
21322 (function_value_32): Likewise.
21324 2008-02-05 Joseph Myers <joseph@codesourcery.com>
21326 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
21328 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21331 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
21332 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
21334 2008-02-04 Diego Novillo <dnovillo@google.com>
21336 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
21339 * tree-vrp.c (vrp_evaluate_conditional): With
21340 -Wtype-limits, emit a warning when comparing against a
21341 constant outside the natural range of OP0's type.
21343 2008-02-04 Richard Guenther <rguenther@suse.de>
21345 PR middle-end/33631
21346 * expr.c (count_type_elements): Give for unions instead of
21349 2008-02-04 Richard Guenther <rguenther@suse.de>
21351 PR middle-end/35043
21352 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
21353 to TYPE_DOMAINs base type instead of using bitsizetype here.
21355 2008-02-03 Jason Merrill <jason@redhat.com>
21357 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
21359 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21362 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
21363 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
21364 (RS/6000 and PowerPC Options): Fix typos and markup.
21365 * doc/passes.texi (Tree-SSA passes): Likewise.
21367 2008-02-02 Michael Matz <matz@suse.de>
21370 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
21371 from record_last_reg_set_info.
21372 (record_last_reg_set_info): Take an RTX argument, iterate over all
21373 constituent hardregs.
21374 (record_last_set_info, record_opr_changes): Change calls to
21375 new signature or to record_last_reg_set_info_regno.
21377 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
21379 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
21381 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
21383 PR rtl-optimization/34773
21384 * reg-notes.def (EQUAL): Mention significance of combination of
21385 REG_EQUAL and REG_RETVAL.
21386 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
21387 insn that has a REG_RETVAL.
21389 2008-02-01 Roger Sayle <roger@eyesopen.com>
21392 * configure.ac (--enable-fixed-point): Disable unless explicitly
21394 * configure: Regenerate.
21396 2008-02-01 Richard Guenther <rguenther@suse.de>
21399 * invoke.texi (-finline-limit): Remove no longer true parts
21400 of the documentation. Note that there is no default value.
21402 2008-02-01 Andrew Pinski <pinskia@gmail.com>
21403 Mark Mitchell <mark@codesourcery.com>
21404 Ben Elliston <bje@au.ibm.com>
21407 * doc/extend.texi (Other Builtins): Document.
21409 2008-01-31 Tom Browder <tom.browder@gmail.com>
21411 * doc/c-tree.texi (Types): Fix grammar.
21412 (Expression trees): Ditto.
21413 * doc/passes.texi (Tree-SSA passes): Ditto.
21415 * doc/configterms.texi (Configure Terms): Fix typo.
21416 * doc/cpp.texi (Common Predefined Macros): Ditto.
21417 * doc/md.texi (Machine Constraints): Ditto.
21419 * doc/makefile.texi (Makefile): Add comma.
21421 2008-01-31 Tom Browder <tom.browder@gmail.com>
21422 Gerald Pfeifer <gerald@pfeifer.com>
21424 * doc/sourcebuild.texi (Front End): Remove references to CVS
21425 and CVSROOT/modules.
21426 (Texinfo Manuals): Replace reference to CVS by one to SVN.
21427 (Back End): Remove reference to CVS.
21429 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21432 * config/mips/mips.c (gen_load_const_gp): New function, taking a
21434 (mips16_gp_pseudo_reg): ...here.
21435 * config/mips/mips.md (load_const_gp): Replace with...
21436 (load_const_gp_<mode>): ...this :P-based insn.
21438 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21440 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
21441 options. Minor fixes.
21442 (-std): Move reference to standards closer to where language
21443 standards are first mentioned.
21445 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21447 PR rtl-optimization/34995
21448 * reload.c (alternative_allows_const_pool_ref): Take an rtx
21449 parameter and return a bool. If the rtx parameter is nonnull,
21450 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
21451 (find_reloads): Update call accordingly. Pass the new operand
21452 if it needed no address reloads, otherwise pass null.
21454 2008-01-30 Richard Henderson <rth@redhat.com>
21457 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
21458 for unbounded arrays.
21460 2008-01-30 Silvius Rus <rus@google.com>
21462 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
21464 2008-01-30 Jan Hubicka <jh@suse.cz>
21467 * i386.c (init_cumulative_args): Use real function declaration when
21470 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
21472 PR rtl-optimization/34998
21473 * global.c (build_insn_chain): Treat non-subreg_lowpart
21474 SUBREGs of pseudos as clobbering all the words covered by the
21475 SUBREG, not just all the bytes.
21476 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
21477 original df_ref rather than an extract parameter.
21478 (global_conflicts): Update call accordingly.
21480 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
21482 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
21483 the overflow check to make it easier to read.
21484 (__fixtfdi): Change the type of the ll member in union
21485 long_double to UDItype_x.
21487 2008-01-30 Jakub Jelinek <jakub@redhat.com>
21489 PR middle-end/34969
21490 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
21491 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
21492 * tree-inline.c (fold_marked_statements): Call
21493 cgraph_update_edges_for_call_stmt if folding a call statement.
21494 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
21495 debug_generic_stmt calls, reset it back afterwards.
21498 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
21500 * c-typeck.c (build_external_ref): Don't pedwarn about
21501 static vars in current function's scope.
21503 2008-01-29 Joseph Myers <joseph@codesourcery.com>
21505 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
21507 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
21510 * ipa-struct-reorg.c: Fix spelling.
21511 * params.def: Ditto.
21513 2008-01-29 Richard Guenther <rguenther@suse.de>
21515 PR middle-end/35006
21516 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
21518 * tree-inline.c (remap_type): Increment remapping_type_depth
21519 around remapping types.
21520 (copy_body_r): Only add referenced variables if they are referenced
21521 from code, not types.
21523 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
21534 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
21535 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
21537 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
21540 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
21541 pointer for tiny stack.
21543 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21545 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21547 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21549 * config/vx-common.h: Fix typo in comment.
21551 2008-01-28 Ian Lance Taylor <iant@google.com>
21555 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21556 coalesce pointers if they have different DECL_NO_TBAA_P values.
21557 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21558 between variables with different DECL_NO_TBAA_P values.
21560 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21563 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21564 are not legitimate small data references on SPE targets.
21566 2008-01-28 David Daney <ddaney@avtrex.com>
21568 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21570 2008-01-28 David Daney <ddaney@avtrex.com>
21572 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21574 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21576 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21577 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21578 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21579 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21580 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21581 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21582 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21583 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21585 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21587 * basic-block.h (condjump_equiv_p): Fix comment.
21589 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21591 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21592 print_generic_stmt_indented): Fix comment.
21594 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21596 * configure.ac (__stack_chk_fail): Add detecion for availability
21597 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21598 * configure: Regenerate.
21600 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21602 PR middle-end/34688
21603 * final.c (output_addr_const): Handle TRUNCATE.
21605 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21608 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21609 (zero_cost, infinite_cost): New constants.
21610 (struct cost_pair): Change type of cost to comp_cost.
21611 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21612 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21614 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21615 split_address_cost, ptr_difference_cost, difference_cost,
21616 get_computation_cost_at, get_computation_cost,
21617 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21618 determine_use_iv_cost_condition, determine_use_iv_costs,
21619 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21620 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21621 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21622 Change type of cost to comp_cost.
21623 (determine_iv_cost): Increase cost of non-original ivs, instead
21624 of decreasing the cost of original ones.
21625 (get_address_cost): Indicate the complexity of the addressing mode
21627 (try_add_cand_for): Prefer using ivs not specific to some object.
21628 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21630 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21631 Janis Johnson <janis187@us.ibm.com>
21634 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21635 (TARGET_INSTANTIATE_DECLS): Likewise.
21636 * target.h (expand_to_rtl_hook): New target hook.
21637 (instantiate_decls): Likewise.
21638 * function.c (instantiate_decl): Make non-static. Rename to...
21639 (instantiate_decl_rtl): ... this.
21640 (instantiate_expr): Use instantiate_decl_rtl.
21641 (instantiate_decls_1): Likewise.
21642 (instantiate_decls): Likewise.
21643 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21644 * function.h (instantiate_decl_rtl): Add prototype.
21645 * cfgexpand.c (target.h): New include.
21646 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21647 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21648 (TARGET_INSTANTIATE_DECLS): Likewise.
21649 (TARGET_INITIALIZER): New target hooks added.
21650 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21652 * config/rs6000/rs6000.c (tree-flow.h): New include.
21653 (machine_function): Add sdmode_stack_slot field.
21654 (rs6000_alloc_sdmode_stack_slot): New function.
21655 (rs6000_instantiate_decls): Likewise.
21656 (rs6000_secondary_memory_needed_rtx): Likewise.
21657 (rs6000_check_sdmode): Likewise.
21658 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21659 (TARGET_INSTANTIATE_DECLS): Likewise.
21660 (rs6000_hard_regno_mode_ok): Allow SDmode.
21661 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21662 (rs6000_emit_move): Handle SDmode.
21663 (function_arg_advance): Likewise.
21664 (function_arg): Likewise.
21665 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21666 SDmode var args for 32-bit compiles.
21667 (rs6000_secondary_reload_class): Handle SDmode.
21668 (rs6000_output_function_epilogue): Likewise.
21669 (rs6000_function_value): Simplify if statement.
21670 (rs6000_libcall_value): Likewise.
21671 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21672 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21673 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21674 (movsd_hardfloat): New define_insn.
21675 (movsd_softfloat): Likewise.
21676 (movsd_store): Likewise.
21677 (movsd_load): Likewise.
21678 (extendsddd2): Likewise.
21679 (extendsdtd2): Likewise.
21680 (truncddsd2): Likewise.
21681 (movdd_hardfloat64): Fixup comment.
21682 (UNSPEC_MOVSD_LOAD): New constant.
21683 (UNSPEC_MOVSD_STORE): Likewise.
21685 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21688 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21690 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21691 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21692 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21693 and TRUTH_XOR_EXPR.
21695 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21698 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21699 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21700 __LONGDOUBLE128 too.
21701 * config/rs6000/aix61.h: New file.
21703 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21705 PR rtl-optimization/34959
21706 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21707 popcount and parity rtxes the same mode as their operand.
21708 Truncate or extend the result to the return value's mode
21711 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21714 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21715 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21716 to GOT_VERSION_REGNUM.
21717 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21718 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21719 * config/mips/mips.c (mips_emit_call_insn): New function.
21720 (mips_call_tls_get_addr): Call mips_expand_call directly.
21721 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21723 (mips16_build_call_stub): Likewise. Return the call insn or null.
21724 (mips_expand_call): Update the call to mips16_build_call_stub
21725 accordingly and a remove redundant condition. Assert that MIPS16
21726 stubs do not use lazy binding. Use mips_emit_call_insn and return
21728 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21730 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21731 (mips_avoid_hazard): Remove hazard_set handling.
21732 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21733 (UNSPEC_RESTORE_GP): ...this.
21734 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21735 (FAKE_CALL_REGNO): Rename to...
21736 (GOT_VERSION_REGNUM): ...this.
21737 (type): Add "ghost" value. Add an associated insn reservation.
21738 (hazard_set): Remove.
21739 (exception_receiver): Rename to...
21740 (restore_gp): ...this and update the unspec identifier accordingly.
21741 (exception_receiver, nonlocal_got_receiver): New expanders.
21742 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21743 FAKE_CALL_REGNO. Remove hazard_set attribute.
21744 (set_got_version, update_got_version): New patterns.
21746 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21749 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21751 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21754 * doc/install.texi2html: Generate gcc-vers.texi.
21756 2008-01-25 DJ Delorie <dj@redhat.com>
21758 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21760 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21762 * config/c4x: Remove directory.
21763 * config.gcc (crx-*, mt-*): Mark obsolete.
21764 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21765 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21766 sh-*-rtemscoff*): Remove cases.
21767 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21768 * real.c (encode_c4x_single, decode_c4x_single,
21769 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21770 c4x_extended_format): Remove.
21771 * real.h (c4x_single_format, c4x_extended_format): Remove.
21772 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21774 (Pragmas): Remove comment about c4x pragmas.
21775 * doc/install.texi (c4x): Remove target-specific instructions.
21776 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21777 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21778 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21779 refer to C4x source files as examples.
21780 (C4X_FLOAT_FORMAT): Remove documentation.
21782 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21784 * config/bfin/bfin.c (override_options): Reorder tests so that
21785 flag_pic gets enabled for -msep-data.
21787 2008-01-25 Richard Guenther <rguenther@suse.de>
21789 PR middle-end/32244
21790 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21791 to its bitfield precision if required.
21793 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21795 PR middle-end/33880
21796 * tree-nested.c (walk_omp_for): New function.
21797 (convert_nonlocal_reference, convert_local_reference): Call
21798 walk_omp_for on OMP_FOR.
21799 (convert_call_expr): Call walk_body on OMP_FOR's
21800 OMP_FOR_PRE_INIT_BODY.
21802 2008-01-25 Richard Guenther <rguenther@suse.de>
21804 PR tree-optimization/34966
21805 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21806 default defs and PHI_NODEs we have to insert after the
21807 defining statement.
21809 2008-01-24 Nick Clifton <nickc@redhat.com>
21811 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21812 Provide a default definition.
21813 (LIBGCC2_UNITS_PER_WORD): Likewise.
21815 * config/stormy16/stormy16.c: Include df.h for the prototype
21816 for df_regs_ever_live_p.
21817 (xstormy16_expand_builtin_va_start): Convert the stack offset
21818 into a component_ref and then use POINTER_PLUS_EXPR to add it
21819 to the incoming_virtual_args_rtx.
21820 (xstormy16_gimplify_va_arg_expr): Rename to
21821 xstormy16_gimplify_va_arg_expr.
21822 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21823 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21824 xstormy16_gimplify_va_arg_expr.
21825 Fix up some formatting issues.
21827 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21828 Move to predicates.md.
21829 (xs_hi_general_operand): Likewise.
21830 (xs_hi_nonmemory_operand): Likewise.
21831 * config/stormy16/predicates.md:
21832 (xstormy16_carry_plus_operand): New predicate.
21833 (xs_hi_general_operand): New predicate.
21834 (xs_hi_nonmemory_operand): New predicate.
21835 * config/stormy16/stormy16-protos.h:
21836 (xstormy16_carry_plus_operand): Delete prototype.
21837 (xs_hi_general_operand): Likewise.
21838 (xs_hi_nonmemory_operand): Likewise.
21840 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21841 modifiers as they are no longer needed and they can trigger
21842 reload spill failures.
21844 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21845 with a match_operand in order to help reload.
21847 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21848 constraint with 'e' for the 8th alternative as this version of
21849 the mov.w instruction only accepts the lower 8 registers.
21851 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21854 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21855 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21858 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21860 PR middle-end/33333
21861 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21863 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21865 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21867 (remove_structure): Update allocations list before removing structure.
21869 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21871 * ipa-struct-reorg.c (is_safe_cond_expr,
21872 create_new_stmts_for_cond_expr): Use integer_zerop function,
21873 that recognize not only zero-pointer, but zero-integer too.
21875 2008-01-25 Ben Elliston <bje@au.ibm.com>
21878 * fixproto: Escape "." in sed expression that strips leading "./".
21880 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21883 * gcc.c (SWITCH_OK): Removed.
21884 (SWITCH_LIVE): Changed to bit.
21885 (SWITCH_FALSE): Likewise.
21886 (SWITCH_IGNORE): Likewise.
21887 (switchstr): Change live_cond to unsigned int.
21888 (process_command): Replace SWITCH_OK with 0.
21889 (do_self_spec): Likewise.
21890 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21891 (give_switch): Likewise.
21892 (used_arg): Likewise.
21893 (do_spec_1): Set the SWITCH_IGNORE bit.
21894 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21895 bits. Set the SWITCH_LIVE bit.
21897 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21899 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21901 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21903 PR tree-optimization/34472
21904 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21905 parameter to a "bool *" and set *DATA to false if there is
21906 an unsafe access. Do not delete the structure here.
21907 (check_cond_exprs): Delete it here instead.
21908 (check_cond_exprs, exclude_cold_structs): Do not increase
21909 I when removing a structure.
21911 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21914 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21915 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21917 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21919 PR middle-end/34934
21920 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21921 a fixed vector for stack.
21923 2008-01-24 Ben Elliston <bje@au.ibm.com>
21926 * doc/gcc.texi (Software development): Add a direntry for g++.
21928 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21930 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21931 stale and straggling -fforce-addr comments above.
21933 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21935 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21936 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21938 2008-01-23 Michael Matz <matz@suse.de>
21941 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21944 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21946 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21947 malloc result type.
21949 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21951 * config/avr/avr.c (avr_current_arch): New variable.
21952 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21953 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21954 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21955 (avr_override_options): Init 'avr_current_arch'.
21956 (base_arch_s): Move from here...
21957 * config/avr/avr.h (base_arch_s): ... here. Add new members
21958 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21959 'mega' to 'have_jmp_call'.
21960 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21961 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21963 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21965 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21966 MULTILIB_MATCHES): Ditto.
21968 2008-01-23 Richard Guenther <rguenther@suse.de>
21970 PR middle-end/31529
21971 * cgraphunit.c (cgraph_reset_node): Always mark the node
21972 not reachable if it is not queued already.
21974 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21976 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21977 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21978 (cputype_selected): New static variable.
21979 (bfin_handle_option): Set it if -mcpu is used.
21980 (override_option): Select default set of workarounds if no cpu type
21981 selected on the command line.
21982 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21984 From Michael Frysinger <michael.frysinger@analog.com>
21985 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21986 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21988 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21989 for bf547, bf523, bf524, and bf526.
21990 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21992 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21993 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21994 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21995 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21996 * doc/invoke.texi (Blackfin Options): Document that
21997 -mcpu now accept bf547, bf523, bf524, and bf526.
21999 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
22001 PR rtl-optimization/34628
22002 * combine.c (try_combine): Stop and undo after the first combination
22003 if an autoincrement side-effect on the first insn has effectively
22006 2008-01-22 David Edelsohn <edelsohn@gnu.org>
22009 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
22010 Offset addresses are not valid for Altivec or paired float modes.
22012 2008-01-22 Jakub Jelinek <jakub@redhat.com>
22015 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
22016 if DECL_INITIAL (decl) is error_mark_node.
22019 * c-common.c (handle_vector_size_attribute): Only allow
22020 integral, scalar float and fixed point types. Handle OFFSET_TYPE
22021 the same way as pointer, array etc. types.
22022 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
22025 * tree.c (build_type_attribute_qual_variant): Call
22026 build_qualified_type if attributes are equal, but quals are not.
22028 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22031 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
22032 * flags.h (warn_strict_aliasing): Remove.
22033 (warn_strict_overflow): Remove.
22034 * opts.c (warn_strict_aliasing): Remove.
22035 (warn_strict_overflow): Remove.
22036 * c-opts.c (c_common_handle_option): -Wall only sets
22037 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
22038 (c_common_post_options): Give default values to -Wstrict-aliasing
22039 and -Wstrict-overflow if they are uninitialized.
22040 * common.opt (Wstrict-aliasing): Specify Var and Init.
22041 (Wstrict-overflow): Likewise.
22043 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
22045 PR rtl-optimization/26854
22046 PR rtl-optimization/34400
22047 PR rtl-optimization/34884
22048 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
22050 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
22051 (df_rd_bb_info.expanded_lr_out): Deleted
22052 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
22053 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
22054 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22055 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22056 Removed code to allocate, initialize or free expanded_lr_out.
22057 (df_rd_bb_local_compute_process_def): Restructured to make more
22059 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
22060 sets if the sets are being trimmed.
22062 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
22065 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
22066 (as_vers): Likewise.
22067 * configure: Regenerated.
22069 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22071 PR middle-end/33092
22072 * tree-pass.h (pass_build_alias): New pass.
22073 * tree-ssa-alias.c (gate_build_alias): New.
22074 (pass_build_alias): New.
22075 * passes.c (init_optimization_passes): Add pass_build_alias after
22076 pass_create_structure_vars.
22078 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
22080 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
22081 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
22082 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
22083 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
22084 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
22085 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
22086 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
22087 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
22088 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
22089 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
22090 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
22091 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
22092 * config/s390/s390.md (FP_ALL): New mode iterator.
22093 (_d): New mode attribute.
22094 ("*signbit<mode>2>"): Changed mode of first operand.
22095 ("isinf<mode>2"): Changed mode of first operand.
22096 ("*TDC_insn"): Adaptation for DFP modes.
22098 2008-01-22 Ben Elliston <bje@au.ibm.com>
22100 * tree.c (check_qualified_type): Improve function description.
22102 2008-01-21 Jason Merrill <jason@redhat.com>
22105 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
22106 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
22109 2008-01-21 DJ Delorie <dj@redhat.com>
22111 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
22114 2008-01-21 Richard Guenther <rguenther@suse.de>
22116 PR middle-end/34856
22117 * tree-cfg.c (verify_expr): Allow all invariant expressions
22118 instead of just constant class ones as reference argument.
22119 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
22120 like any other constant.
22121 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
22123 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
22125 * regmove.c (fixup_match_1): Update call crossed frequencies.
22127 2008-01-21 Richard Guenther <rguenther@suse.de>
22130 * tree-inline.c (setup_one_parameter): Deal with mismatched
22131 types using a VIEW_CONVERT_EXPR.
22133 2008-01-21 Alon Dayan <alond@il.ibm.com>
22134 Olga Golovanevsky <olga@il.ibm.com>
22136 PR tree-optimization/34701
22137 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
22138 when the structure size is not a power of 2.
22140 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
22142 * doc/install.texi: Add doc for --enable-checking=df.
22144 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
22146 PR rtl-optimization/34808
22147 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
22149 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22151 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
22154 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
22156 PR rtl-optimization/26854
22157 PR rtl-optimization/34400
22158 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
22160 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
22161 (df_rd_bb_info.expanded_lr_out): New.
22162 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
22163 * loop_iv.c (iv_analysis_loop_init): Ditto.
22164 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22165 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22166 Added code to allocate, initialize or free expanded_lr_out.
22167 (df_rd_bb_local_compute_process_def): Restructured to make
22168 more understandable.
22169 (df_rd_confluence_n): Add code to do nothing with fake edges and
22170 code to no apply invalidate_by_call sets if the sets are being trimmed.
22171 (df_lr_local_finalize): Renamed to df_lr_finalize.
22172 (df_live_local_finalize): Renamed to df_live_finalize.
22174 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22177 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
22178 deciding whether to use reciprocal instructions.
22180 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
22182 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
22183 dwarf2out_note_section_used if cold_text_section is NULL.
22185 2008-01-19 Jakub Jelinek <jakub@redhat.com>
22187 PR gcov-profile/34610
22188 * tree-cfg.c (make_edges): Mark both outgoing edges from
22189 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
22190 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
22191 from OMP_FOR and OMP_CONTINUE outgoing edges.
22193 * tree-profile.c (tree_profiling): Return early if
22194 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
22196 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
22197 from cfun to child_cfun.
22198 * function.h (struct function): Add after_tree_profile bit.
22200 2008-01-19 Anatoly Sokolov <aesok@post.ru>
22202 * config/avr/avr.S (_exit): Disable interrupt.
22204 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
22205 Steven Bosscher <stevenb.gcc@gmail.com>
22207 PR rtl-optimization/26854
22208 PR rtl-optimization/34400
22209 * df-problems.c (df_live_scratch): New scratch bitmap.
22210 (df_live_alloc): Allocate df_live_scratch when doing df_live.
22211 (df_live_reset): Clear the proper bitmaps.
22212 (df_live_bb_local_compute): Only process the artificial defs once
22213 since the order is not important.
22214 (df_live_init): Init the df_live sets only with the variables
22215 found live by df_lr.
22216 (df_live_transfer_function): Use the df_lr sets to prune the
22217 df_live sets as they are being computed.
22218 (df_live_free): Free df_live_scratch.
22220 2008-01-18 Ian Lance Taylor <iant@google.com>
22222 * common.opt: Add fmerge-debug-strings.
22223 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
22224 flag_merge_debug_strings rather than flag_merge_constants.
22225 * doc/invoke.texi (Option Summary): Mention
22226 -fmerge-debug-strings.
22227 (Debugging Options): Document -fmerge-debug-strings.
22229 2008-01-18 Ian Lance Taylor <iant@google.com>
22232 * tree.h (DECL_IS_OPERATOR_NEW): Define.
22233 (struct tree_function_decl): Add new field operator_new_flag.
22234 * tree-inline.c (expand_call_inline): When inlining a call to
22235 operator new, force the return value to go into a variable, and
22236 set DECL_NO_TBAA_P on that variable.
22237 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
22239 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
22242 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
22243 DWARF2_DEBUGGING_INFO.
22244 (dwarf2out_note_section_used): Ditto. Add prototype.
22245 (have_multiple_function_sections, text_section_used,
22246 cold_text_section_used, *cold_text_sections): Move declarations
22249 2008-01-17 Bob Wilson <bob.wilson@acm.org>
22251 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
22252 field and add signal_ra.
22253 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
22254 assignments to frame state pc. Move end of stack check after
22255 MD_FALLBACK_FRAME_STATE_FOR.
22256 (uw_update_context_1): Use frame state signal_regs if set, instead
22257 of checking signal_frame flag.
22258 (uw_update_context): Use frame state signal_ra if set.
22259 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
22260 * config/xtensa/linux-unwind.h: New file.
22262 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
22264 * modulo-sched.c (get_sched_window): Fix comment typo.
22266 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
22268 PR tree-optimization/34648
22269 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
22271 2008-01-17 Anatoly Sokolov <aesok@post.ru>
22273 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
22274 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
22276 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
22278 PR rtl-optimization/34400
22279 * df-core.c (df_worklist_dataflow_overeager,
22280 df_worklist_dataflow_doublequeue): New functions.
22281 (df_worklist_dataflow): Two different worklist solvers.
22282 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
22285 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22288 * doc/invoke.texi: Document the dependence on pthread for fopenmp
22289 and ftree-parallelize-loops.
22291 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
22293 PR rtl-optimization/34826
22294 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
22296 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
22298 * global.c (find_reg): Mark the eh regs as used if necessary.
22299 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
22300 * ra.h (struct allocno): no_eh_reg field added. Changed
22301 no_stack_reg type to bitfield.
22303 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
22305 * tree.c (substitute_in_expr): Add missing 'break'.
22307 2008-01-17 Richard Guenther <rguenther@suse.de>
22309 PR tree-optimization/34825
22310 * tree-ssa-math-opts.c (is_division_by): Do not recognize
22311 x / x as division to handle.
22313 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22315 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
22316 "-pthread" is specified.
22317 * pa-hpux11.h (LIB_SPEC): Likewise.
22319 2008-01-16 Janis Johnson <janis187@us.ibm.com>
22320 Peter Bergner <bergner@vnet.ibm.com>
22322 PR rtl-optimization/33796
22323 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
22325 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22327 PR libgfortran/34699
22328 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
22330 * pa-hpux10.h (LINK_SPEC): Likewise.
22331 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
22333 2008-01-16 Richard Guenther <rguenther@suse.de>
22335 PR middle-end/32628
22336 * fold-const.c (fold_convert_const_int_from_int): Do not
22337 set overflow if that occured only because of a sign extension
22338 change when converting from/to a sizetype with the same
22339 precision and signedness.
22341 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22344 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
22345 location address to the correct place. Update copyright year.
22347 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22349 * lambda-code.c (lambda_transform_legal_p): Handle the case of
22350 no dependences in the dependence_relations vector.
22352 2008-01-16 Jan Hubicka <jh@suse.cz>
22354 PR rtl-optimization/31396
22355 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
22356 * cfg.c (dump_reg_info): Print it.
22357 * regs.h (struct reg_info_t): add freq_calls_crossed.
22358 (REG_FREQ_CALLS_CROSSED): New macro.
22359 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
22360 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
22361 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
22362 regmove_optimize): Update call crossed frequencies.
22363 * local-alloc.c (struct qty): Add freq_calls_crossed.
22364 (alloc_qty): Copute freq_calls_crossed.
22365 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
22366 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
22367 * ra.h (struct allocno): Add freq_calls_crossed.
22369 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22371 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
22372 libgomp when compiling with ftree-parallelize-loops.
22373 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
22375 2008-01-16 Richard Guenther <rguenther@suse.de>
22377 PR tree-optimization/34769
22378 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
22379 * tree.c (int_cst_value): Instead make this function more
22380 permissive in what it accepts as valid input. Document this
22381 function always sign-extends the value.
22383 2008-01-16 Jakub Jelinek <jakub@redhat.com>
22384 Richard Guenther <rguenther@suse.de>
22387 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
22388 (gimple_fold_indirect_ref_rhs): ... this.
22389 (gimple_fold_indirect_ref): New function with foldings
22390 that preserve lvalueness.
22391 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
22392 * tree-flow.h (gimple_fold_indirect_ref): Declare.
22393 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
22394 to fold an INDIRECT_REF, fall back to the old use of
22395 fold_indirect_ref_1.
22397 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22399 * tree-data-ref.c (subscript_dependence_tester_1): Call
22400 free_conflict_function.
22401 (compute_self_dependence): Same.
22403 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22406 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
22407 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
22409 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
22410 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
22411 for DWARF2_UNWIND_INFO targets.
22413 2008-01-16 Richard Guenther <rguenther@suse.de>
22416 * c-typeck.c (common_pointer_type): Do not merge inconsistent
22417 type qualifiers for function types.
22419 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
22421 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
22422 loop_iterator li from previous commit.
22424 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
22426 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
22428 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22430 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
22431 (parallelize_loops): Don't parallelize irreducible components.
22433 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22436 * c-opts (c_common_post_options): Do not enable CPP
22437 flag_pedantic_errors by default.
22439 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
22441 PR rtl-optimization/31944
22442 * cse.c (remove_pseudo_from_table): New function.
22443 (merge_equiv_classes): Use above function to remove pseudo-registers.
22444 (invalidate): Likewise.
22446 2008-01-13 Richard Guenther <rguenther@suse.de>
22448 PR middle-end/34601
22449 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
22450 instead of TYPE_MODE to deal with calls from expand_one_error_var.
22452 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
22454 * gcse.c (cprop_jump): Call validate_unshare_change instead of
22455 validate_change to unshare the source of the PC set.
22457 2008-01-12 Jan Hubicka <jh@suse.cz>
22459 PR middle-end/32135
22460 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
22461 references above array bounds. This might trigger bounds checks for
22462 pointers to arrays.
22464 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22466 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
22467 new_replaceable_dependencies.
22469 2008-01-12 Doug Kwan <dougkwan@google.com>
22471 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
22472 instead of OPT_Wreturn_type in warning due to ignored return type
22474 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
22475 options included in -Wextra.
22476 * c.opt: New option -Wignored_qualifiers.
22477 * doc/invoke.texi (Warning Options, -Wextra): Add new option
22478 -Wignore_qualifiers.
22479 (-Wignored-qualifiers): Document.
22480 (-Wreturn-type): Remove description of functionality now handled
22481 by -Wignored-qualifiers.
22483 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
22486 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
22487 NOP_EXPR if it is between integral types with the same precision.
22489 2008-01-12 Jan Hubicka <jh@suse.cz>
22492 * invoke.texi (max-inline-recursive-depth): Fix default value.
22494 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
22496 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
22499 2008-01-11 Bob Wilson <bob.wilson@acm.org>
22501 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
22503 2008-01-11 James E. Wilson <wilson@specifix.com>
22506 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
22508 2008-01-11 Anatoly Sokolov <aesok@post.ru>
22510 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
22511 save/restore frame pointer register and don't use 'call-prologues'
22512 optimization in function with "OS_task" attribute.
22514 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
22516 PR middle-end/31309
22517 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
22518 when copying to memory.
22520 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
22522 PR rtl-optimization/30905
22523 * cfgcleanup.c: Include dce.h
22524 (crossjumps_occured): New global variable.
22525 (try_crossjump_bb): Exit loop after finding a fallthru edge.
22526 If something changed, set crossjumps_occured to true.
22527 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
22528 Don't add/remove fake edges to exit here...
22529 (cleanup_cfg): ...but do it here, when crossjumping.
22530 Run a fast DCE when successful crossjumps occured in the latest
22531 iteration of try_optimize_cfg.
22533 2008-01-11 Richard Guenther <rguenther@suse.de>
22535 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
22536 (struct vn_unary_op_s): Likewise.
22537 (vn_reference_insert): Free old reference on hash collision.
22539 2008-01-10 Raksit Ashok <raksit@google.com>
22541 PR rtl-optimization/27971
22542 * combine.c (find_split_point): Split PLUS expressions which are
22543 inside a MEM rtx, and whose first operand is complex.
22545 2008-01-10 DJ Delorie <dj@redhat.com>
22547 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22548 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22549 (m32c_hard_regno_ok): Call the underlying function.
22551 2008-01-10 Richard Guenther <rguenther@suse.de>
22553 PR middle-end/34683
22554 * tree-cfg.c (tree_merge_blocks): Do not go through the
22555 full-blown folding and stmt updating path if we just deal
22556 with virtual operands.
22557 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22558 test for abnormal SSA_NAMEs.
22560 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22562 PR middle-end/34641
22563 * reload.c (push_reload): Add assertions. All constants from
22564 reg_equiv_constant should have been used for replacing the respective
22566 (find_reloads_address): Invoke find_reloads_address_part for
22567 constant taken from the reg_equiv_constant array.
22569 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22571 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22572 field (valnum) the first in the struct. Replace bools with
22575 2008-01-10 Richard Guenther <rguenther@suse.de>
22577 PR tree-optimization/34651
22578 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22579 types and ordering for masking and converting.
22581 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22583 PR tree-optimization/34017
22584 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22585 also for PHI_NODE expressions.
22587 2008-01-09 Jan Hubicka <jh@suse.cz>
22589 PR tree-optimization/34708
22590 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22591 based on number of case labels.
22592 (init_inline_once): Remove switch_cost.
22593 * tree-inline.h (eni_weights_d): Remove switch_cost.
22595 2008-01-09 Richard Guenther <rguenther@suse.de>
22596 Andrew Pinski <andrew_pinski@playstation.sony.com>
22598 PR middle-end/30132
22599 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22600 temporary if an rvalue is ok or an lvalue is not required.
22602 2008-01-09 Richard Guenther <rguenther@suse.de>
22604 PR middle-end/34458
22605 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22606 adjust return type.
22608 2008-01-09 Richard Guenther <rguenther@suse.de>
22610 PR middle-end/34679
22611 * tree.c (host_integerp): Check for sizetype only if the
22612 type is an integer type.
22614 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22617 * opts.c (decode_options): Disable inlining of functions called
22618 once if not in unit-at-a-time mode.
22620 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22622 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22624 2008-01-08 Richard Guenther <rguenther@suse.de>
22626 PR middle-end/31863
22627 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22628 out early if the result will be unused.
22630 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22635 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22636 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22639 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22641 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22642 for vectorization tuned.
22644 2008-01-08 Richard Guenther <rguenther@suse.de>
22646 PR tree-optimization/34683
22647 * tree-ssa-operands.c (operand_build_cmp): Export.
22648 * tree-ssa-operands.h (operand_build_cmp): Declare.
22649 * tree-vn.c (vuses_compare): Remove.
22650 (sort_vuses): Use operand_build_cmp.
22651 (sort_vuses_heap): Likewise.
22652 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22653 to re-use old VEC if available. Do not sort already sorted VUSEs.
22654 (vdefs_to_vec): Do not sort already sorted VDEFs.
22656 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22658 PR middle-end/34694
22659 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22661 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22664 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22665 limitations of reciprocal sequences on x86 targets.
22667 2008-01-08 Richard Guenther <rguenther@suse.de>
22669 PR tree-optimization/34683
22670 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22672 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22675 * config/darwin.c (darwin_mergeable_string_section): Don't use
22676 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22678 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22681 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22682 negxf2. Macroize expander using X87MODEF mode iterator. Change
22683 predicates of op0 and op1 to register_operand.
22684 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22685 expander using X87MODEF mode iterator. Change predicates of
22686 op0 and op1 to register_operand.
22687 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22688 corresponding patterns and macroize using MODEF macro. Change
22689 predicates of op0 and op1 to register_operand and remove
22690 "m" constraint. Disparage "r" alternative with "!".
22691 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22692 macroize using X87MODEF macro. Change predicates of op0 and op1
22693 to register_operand and remove "m" constraint. Disparage "r"
22694 alternative with "!".
22695 (absneg splitter with memory operands): Remove.
22696 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22697 patterns and macroize using X87MODEF mode iterator.
22698 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22699 Change predicate of op1 to register_operand.
22700 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22701 for memory operands.
22703 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22705 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22707 2008-01-07 Richard Guenther <rguenther@suse.de>
22709 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22712 2008-01-07 Richard Guenther <rguenther@suse.de>
22714 PR tree-optimization/34683
22715 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22716 VOPs of the needed size to save memory. Use VEC_quick_push
22717 to save compile-time.
22718 (vdefs_to_vec): Likewise.
22720 2008-01-07 Sa Liu <saliu@de.ibm.com>
22722 * config/spu/spu.md (divdf3): Genetate inline code for double
22723 division. The implementation doesn't handle INF or NAN, therefore it
22724 only applies when -ffinite-math-only is given.
22726 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22729 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22730 * doc/cpp.texi ([Common Predefined Macros]): Document.
22732 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22734 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22735 order to use commutative addition instead of subtraction.
22737 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22738 Mircea Namolaru <namolaru@il.ibm.com>
22739 Vladimir Yanovsky <yanov@il.ibm.com>
22740 Revital Eres <eres@il.ibm.com>
22742 PR tree-optimization/34263
22743 * tree-outof-ssa.c (process_single_block_loop_latch,
22744 contains_tree_r): New functions.
22745 (analyze_edges_for_bb): Call process_single_block_loop_latch
22746 function to empty single-basic-block latch block if possible.
22748 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22750 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22752 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22754 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22756 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22758 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22760 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22762 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22764 PR tree-optimization/34618
22765 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22768 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22771 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22772 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22773 Update copyright year.
22775 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22776 Update copyright year.
22777 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22780 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22782 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22783 edge does not point to current bb before changing need_assert.
22785 2008-01-04 Richard Guenther <rguenther@suse.de>
22787 PR middle-end/34029
22788 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22789 for verifying purposes if they are is_gimple_min_invariant.
22791 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22793 PR tree-optimization/34448
22794 PR tree-optimization/34465
22795 * gimplify.c (gimplify_init_constructor): Add new parameter
22796 notify_temp_creation. Use it.
22797 (gimplify_modify_expr_rhs): Take volatiles into account when
22798 optimizing constructors.
22799 Do not optimize constructors if gimplify_init_constructor will dump to
22801 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22802 * gcc.c-torture/compile/pr34448.c: New.
22804 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22806 PR gcov-profile/34609
22807 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22808 return_slot if result is TREE_ADDRESSABLE.
22810 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22812 * config/mips/mips.md (sqrt_condition): Tweak comment.
22813 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22815 2008-01-03 Tom Tromey <tromey@redhat.com>
22818 * c-common.c (c_type_hash): Handle VLAs.
22820 2008-01-03 Jan Hubicka <jh@suse.cz>
22822 PR tree-optimization/31081
22823 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22824 0 when inlining and not inlining to first basic block.
22825 (remap_decl): When var is initialized to 0, don't set default_def.
22826 (expand_call_inline): Set entry_bb.
22827 * tree-inline.h (copy_body_data): Add entry_bb.
22829 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22832 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22835 PR tree-optimization/29484
22836 * tree-inline.c (inline_forbidden_p_2): New function.
22837 (inline_forbidden_p): Disallow inlining if some static var
22838 has an address of a local LABEL_DECL in its initializer.
22839 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22842 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22844 PR tree-optimization/34635
22845 * tree-data-ref.c (add_other_self_distances): Make sure that the
22846 evolution step is constant.
22848 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22850 PR middle-end/34608
22851 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22853 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22855 * tree-sra.c (scalarize_init): Insert the generate_element_init
22856 statements after the generate_element_zero statements.
22858 2008-01-02 Richard Guenther <rguenther@suse.de>
22860 PR middle-end/34093
22861 PR middle-end/31976
22862 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22863 for very large number of operands instead of ICEing.
22865 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22868 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22869 while stack probing.
22871 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22873 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22876 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22878 PR libmudflap/26442
22879 * tree-mudflap.c (mx_register_decls): Guard warning by
22880 !DECL_ARTIFICIAL check.
22882 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22884 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22885 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22886 sse5_perm<mode>): Fix constraints.