1 2008-09-11 Jakub Jelinek <jakub@redhat.com>
4 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5 * dse.c (find_shift_sequence): Use extract_low_bits instead of
8 2008-09-11 Ira Rosen <irar@il.ibm.com>
10 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
13 2008-09-10 Jakub Jelinek <jakub@redhat.com>
16 * gimplify.c (gimplify_body): Call default_rtl_profile.
19 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
20 instead of tok->val.node if not expanding to something else. Handle
21 intervening CPP_PADDING tokens.
22 (altivec_categorize_keyword): Remove unneeded comparisons.
24 2008-09-10 Richard Guenther <rguenther@suse.de>
26 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
28 2008-09-10 Richard Guenther <rguenther@suse.de>
31 * tree-inline.c (insert_init_stmt): Make sure to not
32 insert invalid gimple stores.
34 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
36 PR tree-optimization/37388
37 * toplev.c (process_options): Fail and warn when graphite
38 flags are used, but the compiler has not been configured
39 with graphite libraries.
40 * graphite.c (graphite_transform_loops): Remove printfs
41 to dump_file for the case when graphite is not available.
43 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
46 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
47 the even element into register.
48 (ix86_expand_vector_init_general): Don't use
49 ix86_expand_vector_init_interleave on V16QImode and V8HImode
50 if we can't move from GPR to SSE register directly.
52 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
54 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
55 not lose track of the number of NOPs needed. Number of NOPs needed
56 for sync vs. loads workaround was switched; corrected. Run second
57 pass for all workarounds. No NOPs needed after call insns. Change
58 second pass to use find_next_insn_start and find_load helpers in order
59 to properly detect parallel insns.
60 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
62 2008-09-10 Jan Hubicka <jh@suse.cz>
64 * value-prof.c (gimple_ic): Fix tuplification bug.
65 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized var
68 2008-09-10 Jakub Jelinek <jakub@redhat.com>
70 PR tree-optimization/37353
71 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
72 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
73 calls instead of cond_dead_built_in_calls.
74 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
75 initalize the vector only before adding first entry. Use VEC_safe_push
76 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
77 shrink_wrap_conditional_dead_built_in_calls call.
79 2008-09-10 Ira Rosen <irar@il.ibm.com>
81 PR tree-optimization/37385
82 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
83 and use it as a vector type if not NULL.
84 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
86 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
88 (vectorizable_load): Likewise.
90 2008-09-10 Jakub Jelinek <jakub@redhat.com>
92 * config/i386/i386.md (SWI32): New mode iterator.
93 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
96 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
98 PR rtl-optimization/37435
99 * caller-save.c (insert_restore, insert_save): Check the mode by
102 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
105 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
107 (dw2_output_indirect_constant_1): Use unstripped name in symbol
110 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
112 * doc/invoke.texi (ARM Options): Correct errors in discussion
113 of -mfloat-abi, -mhard-float, and -msoft-float.
115 2008-09-09 Jakub Jelinek <jakub@redhat.com>
116 Jan Hubicka <jh@suse.cz>
119 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
120 calling gimple_regimplify_operands on it. Iterate over all newly
121 added statements, not just the last one.
122 (insert_init_stmt): Insert stmt into seq first, then call
123 gimple_regimplify_operands on it. Don't create new gimplification
124 context, nor find referenced vars.
126 2008-09-09 Jakub Jelinek <jakub@redhat.com>
129 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
130 to pointer to vector pointer.
131 * ipa-prop.c (ipa_propagate_indirect_call_infos,
132 propagate_info_to_inlined_callees): Likewise.
133 (update_call_notes_after_inlining): Likewise. Push new indirect edge
134 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
135 ipa_check_create_edge_args.
136 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
137 to pointer to vector pointer.
138 (cgraph_decide_inlining_of_small_function): Adjust
139 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
143 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when optimizing
146 PR rtl-optimization/37408
147 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
150 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
152 PR tree-optimization/37375
153 * tree-scalar-evolution.c (scev_info_str): Add field instantiated_below.
154 (new_scev_info_str, eq_scev_info, find_var_scev_info,
155 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
156 set_instantiated_value): Pass instantiated_below.
157 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls to
159 (instantiate_scev_1, instantiate_scev): Pass a basic block above which the
160 definitions are not instantiated.
162 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
163 (block_before_loop): New.
164 * tree-data-ref.c (dr_analyze_indices): Update uses of instantiate_scev.
165 * graphite.c (block_before_scop): New.
166 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
167 basic block, not a loop for determining the parameters.
168 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
170 (idx_record_params, find_params_in_bb, find_scop_parameters,
171 build_loop_iteration_domains, add_conditions_to_domain): Update calls
174 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
176 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
180 * ira-build.c (ira_create_allocno): Setup frequency to 0.
182 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
183 Check zero freq and increase if necessary.
185 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
187 * ira-conflicts.c (process_regs_for_copy): Check that the hard
188 regno is in the right range. Add comments.
190 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
192 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
194 * mips-tfile.c (copy_object): Cast alloca result to int *.
195 * mips-tdump.c (print_symbol): Cast xmalloc return values to
197 Rename class to sclass.
198 (read_tfile): Cast read_seek return values to proper types.
199 Cast xcalloc return value to proper type.
201 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
203 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
204 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
205 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
207 2008-09-09 Jan Hubicka <jh@suse.cz>
209 * profile.c (is_edge_inconsistent): Add debug output; ignore negative count
211 (is_inconsistent): Add debug output.
213 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
215 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
217 (choose_ready): When first insn is chosen from the ready list, also
220 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
222 PR rtl-optimization/37360
223 * haifa-sched.c (max_issue): Do not assert that we never issue more
224 insns than issue_rate. Add comment.
226 2008-09-09 Richard Guenther <rguenther@suse.de>
228 * tree-cfg.c (verify_types_in_gimple_op): Remove.
229 (verify_types_in_gimple_call): Rename to ...
230 (verify_gimple_call): ... this. Enhance.
231 (verify_types_in_gimple_cond): Remove.
232 (verify_gimple_comparison): New function ...
233 (verify_types_in_gimple_assign): ... split out from here.
234 (verify_types_in_gimple_return): Rename to ...
235 (verify_gimple_return): ... this. Enhance.
236 (verify_types_in_gimple_switch): Rename to ...
237 (verify_gimple_switch): ... this. Enhance.
238 (verify_gimple_goto): New function.
239 (verify_types_in_gimple_phi): Rename to ...
240 (verify_gimple_phi): ... this. Enhance.
241 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
242 Fold in single-statement cases from verify_types_in_gimple_seq_2.
243 (verify_types_in_gimple_seq_2): Remove cases handled in
244 verify_types_in_gimple_stmt.
246 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
248 * config/bfin/bfin.c (n_regs_to_save): New static variable.
249 (push_multiple_operation, pop_multiple_operation): Set it.
250 (workaround_rts_anomaly): New function.
251 (workaround_speculation): New function, broken out of bfin_reorg.
252 (bfin_reorg): Call the new functions.
254 2008-09-09 Richard Guenther <rguenther@suse.de>
258 * gimplify.c (gimplify_conversion): Change conversions of
259 non-register type to VIEW_CONVERT_EXPRs.
260 (gimplify_addr_expr): If we need to make the operand
261 addressable make sure to use a properly initialized
262 temporary for that so it gets a valid gimple store.
264 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
266 * function.h (struct function): Add function_start_locus.
267 * cfgexpand.c (gimple_expand_cfg): Use it.
268 * c-parser.c (c_parser_declaration_or_fndef): Set it.
270 2008-09-09 Richard Guenther <rguenther@suse.de>
272 PR tree-optimization/37433
273 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
276 2008-09-09 Richard Guenther <rguenther@suse.de>
278 PR tree-optimization/37387
279 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
280 and bits to a common type.
282 2008-09-09 Nick Clifton <nickc@redhat.com>
284 * config/v850/v850.md (return): Restore frame size restriction.
286 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
288 * c-common.c (c_expand_decl): Remove.
289 * c-common.h (anon_aggr_type_p): Remove prototype.
290 (DECL_ANON_UNION_ELEMS): Remove.
291 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
292 * c-decl.c (anon_aggr_type_p): Remove.
293 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
294 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
295 * langhooks.h (struct lang_hooks): Remove expand_decl.
296 * langhooks.c (lhd_expand_decl): Remove.
297 * stmt.c (expand_anon_union_decl): Remove.
298 * tree.h (expand_anon_union_decl): Remove prototype.
300 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
303 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
305 * config/avr/avr.md (QISI) : Define mode iterator.
306 (negated_tst<mode>) : Redefine as split using mode macro.
307 (reversed_tstqi): Define insn as reversed compare with zero.
308 (reversed_tsthi): Ditto.
309 (reversed_tstsi): Ditto.
311 2008-09-08 Jakub Jelinek <jakub@redhat.com>
314 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
315 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
318 * predict.c (optimize_function_for_size_p): Don't segfault if
320 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
321 tree_swap_operands_p): Don't test cfun != NULL before calling
322 optimize_function_for_s*_p.
324 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
326 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
329 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
331 * crx/crx.h (IRA_COVER_CLASSES): Define.
333 2008-09-08 Jakub Jelinek <jakub@redhat.com>
336 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
337 even when a stmt has been gimple_modified_p, but after fold_stmt is
338 not any longer. Remove unneeded may_have_exposed_new_symbols
341 2008-09-08 Richard Guenther <rguenther@suse.de>
343 PR tree-optimization/37421
344 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
347 2008-09-08 Jakub Jelinek <jakub@redhat.com>
350 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
352 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
355 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
356 * pa-hpux10.h (LINK_SPEC): Likewise.
357 * pa-hpux11.h (LINK_SPEC): Likewise.
359 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
361 * pa32-regs.h (IRA_COVER_CLASSES): Define.
362 * pa64-regs.h (IRA_COVER_CLASSES): Define.
364 2008-09-07 Helge Deller <deller@gmx.de>
366 * pa/linux-atomic.c: New file.
367 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
368 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
370 2008-09-07 Richard Guenther <rguenther@suse.de>
371 Ira Rosen <irar@il.ibm.com>
373 PR tree-optimization/36630
374 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
375 Call STRIP_NOPS before calling evolution_part_in_loop_num.
377 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
378 Ira Rosen <irar@il.ibm.com>
380 PR tree-optimization/35642
381 * config/rs6000/altivec.md (mulv8hi3): Implement.
383 2008-09-06 Jeff Law <law@redhat.com>
385 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
387 2008-09-06 Jan Hubicka <jh@suse.cz>
389 PR tree-optimization/14703
390 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored declarations.
391 * passes.c (init_optimization_passes): Recompute inline parameters.
393 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
395 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
398 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
399 Peter Fuerst <post@pfrst.de>
401 * doc/invoke.texi: Document -mr10k-cache-barrier=.
402 * doc/extend.texi: Document __builtin_mips_cache.
403 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
404 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
405 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
406 __GCC_HAVE_BUILTIN_MIPS_CACHE.
407 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
408 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
409 (set_push_mips_isas): New variable.
410 (mips_r10k_cache_barrier): New variable.
411 (cache): New availability predicate.
412 (mips_builtins): Add an entry for __builtin_mips_cache.
413 (mips_build_cvpointer_type): New function.
414 (MIPS_ATYPE_CVPOINTER): New macro.
415 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
417 (r10k_simplified_address_p, r10k_simplify_address)
418 (r10k_uncached_address_p, r10k_safe_address_p)
419 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
420 (r10k_needs_protection_p_call, r10k_needs_protection_p)
421 (r10k_insert_cache_barriers): New functions.
422 (mips_reorg_process_insns): Delete cache barriers after a
423 branch-likely instruction.
424 (mips_reorg): Call r10k_insert_cache_barriers.
425 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
426 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
427 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
428 (mips_cache, r10k_cache_barrier): New define_insns.
430 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
432 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
433 * ira-color.c (setup_allocno_left_conflicts_num): Use
434 hard_reg_set_equal_p instead of a comparison with
435 ira_zero_hard_reg_set.
436 * ira.c (setup_reg_subclasses): Likewise.
437 (setup_cover_and_important_classes): Likewise.
438 (setup_class_translate): Likewise.
439 (setup_reg_class_intersect_union): Likewise.
440 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
441 (ira_init_once): Don't initialize them.
443 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
445 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
447 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
449 * ira-color.c (ira_fast_allocation): Permit global allocno
452 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
454 Improved branch hints, safe hints, and scheduling.
456 * haifa-sched.c (sched_emit_insn) : Define.
457 * sched-int.h (sched_emit_insn) : Add prototype.
458 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
459 -mhint-max-distance -msafe-hints) : Document.
460 * config/spu/spu.c (spu_flag_var_tracking): New.
461 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
462 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
463 TARGET_ASM_FILE_START): Define.
464 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
465 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
466 (spu_emit_branch_hint): Add blocks argument.
467 (insert_branch_hints, insert_nops): Remove.
468 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
469 uses_ls_unit, spu_sched_init_global, spu_sched_init,
470 spu_sched_reorder, asm_file_start): New functions.
471 (clock_var, spu_sched_length, pipe0_clock,
472 pipe1_clock, prev_clock_var, prev_priority,
473 spu_ls_first, prev_ls_clock): New static variables.
474 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
475 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
476 (nopn_nv): Add a non-volatile version of nop.
477 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
478 -mhint-max-distance, -msafe-hints): New options.
480 2008-09-05 Janis Johnson <janis187@us.ibm.com>
481 Samuel Tardieu <sam@rfc1149.net>
483 * opts.c (decode_options): Combine nested if statements.
486 * opts.c (decode_options): Handle more relationships among
487 unit-at-a-time, toplevel-reorder, and section-anchors.
489 2008-09-05 David Daney <ddaney@avtrex.com>
491 * doc/install.texi (--enable-reduced-reflection): Document new option.
493 2008-09-05 Bob Wilson <bob.wilson@acm.org>
495 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
497 (constantpool_operand): New.
498 (move_operand): Disallow sub-word modes for the constant pool.
499 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
500 (xtensa_secondary_reload_class): Replace with....
501 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
502 Set icode for sub-word reloads from the constant pool.
503 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
504 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
505 * config/xtensa/xtensa.md (reload<mode>_literal): New.
506 * config/xtensa/xtensa-protos.h: Update prototypes.
508 2008-09-05 Joseph Myers <joseph@codesourcery.com>
510 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
511 (REG_CLASS_NAMES): Update.
512 (REG_CLASS_CONTENTS): Update.
513 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
514 of ALL_REGS for regs 77 and 78.
515 * function.c (instantiate_virtual_regs_in_insn): Assert that
516 return value of simplify_gen_subreg is not NULL.
518 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
520 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
521 (gen_rtvec_v): Fix coding standards.
523 2008-09-04 Jan Hubicka <jh@suse.cz>
525 * i386.c (decide_alg): Be more conservative about optimizing for size.
527 2008-09-04 Ian Lance Taylor <iant@google.com>
529 * varasm.c (narrowing_initializer_constant_valid_p): New
531 (initializer_constant_valid_p): Call it.
533 2008-09-04 Jeff Law <law@redhat.com>
535 * fold-const.c (native_encode_real): Fix computation of WORDS.
536 (native_interpret_real): Likewise.
538 2008-09-04 Janis Johnson <janis187@us.ibm.com>
540 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
542 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
544 * ira-conflicts.c (process_regs_for_copy): Check insn to check
545 that the cost is already taken into account in ira-costs.c
547 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
549 * ira-build.c (print_copy, print_copies, ira_debug_copy,
550 ira_debug_copies): New.
551 (ira_bulid): Call print_copies.
553 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
555 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
558 * config/rs6000/rs6000.c (optimization_options): Remove check of
561 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
563 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
564 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
565 second operand is a reg_imm10_operand.
566 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
567 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
568 (*seq_<GPR:mode><GPR2:mode>): Rename to
569 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
571 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
572 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
574 (*sne_<GPR:mode><GPR2:mode>): Rename to
575 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
578 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
580 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
581 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
582 combining an arithmetic right shift by more than 31 and a
583 trunction. Don't match for out-of-range shift amounts. Set
584 attribute mode to <MODE>.
585 (*lshr32_trunc<mode>): Name the pattern combining a logical right
586 shift by 32 and and a truncation. Set attribute mode to <MODE>.
587 (*<optab>_trunc<mode>_exts): New pattern for truncated right
588 shifts by less than 32.
589 (extv): Change predicate on first operand to accept registers.
590 Change predicate of the other operands from immediate_operand to
591 const_int_operand. Expand exts when source is a register.
592 (extzv): Change predicate of the constant operands from
593 immediate_operand to const_int_operand.
594 (extzv<mode>): Change predicate of the constant operands from
595 immediate_operand to const_int_operand and no constraint. Also
597 (*extzv_trunc<mode>_exts): New pattern.
599 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
601 * config/mips/mips.h (ISA_HAS_CINS): New macro.
602 * config/mips/mips-protos.h (mask_low_and_shift_p,
603 mask_low_and_shift_len): Declare.
604 * config/mips/mips.c (mask_low_and_shift_p,
605 mask_low_and_shift_len): New functions.
606 (mips_print_operand): Handle new operand prefix "m".
607 * config/mips/mips.md (*cins<mode>): New pattern.
609 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
611 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
614 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
616 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
617 regardless of epilogue_completed.
619 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
622 * ira-lives.c (process_bb_node_lives): Check setjmp.
624 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
627 * ira-build.c (form_loop_tree): Reverse BB walk.
628 (create_bb_allocnos): Likewise.
629 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
630 (mark_reg_store): Rename to...
631 (mark_ref_live): ...this and take a df_ref argument instead of
632 note_stores arguments. Assert that we have a register.
633 (mark_reg_clobber): Delete.
634 (def_conflicts_with_inputs_p): New function.
635 (mark_reg_conflicts): Delete.
636 (mark_reg_death): Rename to...
637 (mark_ref_dead): ...this and take a df_ref argument instead of
638 a register. Assert that we have a register.
639 (process_bb_node_lives): Hoist frequency calculation out of
640 instruction walk. Convert from a forwards scan to a backwards scan.
641 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
642 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
643 (create_allocno_live_ranges): Don't create regs_set.
645 2008-09-04 Ian Lance Taylor <iant@google.com>
647 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
649 * calls.c (emit_library_call_value_1): Use MEM_P rather than
650 comparing MODE with MEM.
651 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
652 comparing with GF_PREDICT_TAKEN.
653 (gimple_get_lhs): Change code to enum gimple_code.
654 (gimple_set_lhs): Likewise.
655 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
656 * omp-low.c (find_omp_clause): Change kind parameter to enum
658 * tree-flow.h (find_omp_clause): Update declaration.
659 * regrename.c (clear_dead_regs): Change kind parameter to enum
661 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
663 * see.c (see_get_extension_data): Change return type to enum
664 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
665 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
666 (see_gen_normalized_extension): Change extension_code parameter to
668 (see_seek_pre_extension_expr): Change extension_code to enum
670 (see_merge_one_def_extension): Likewise.
671 (see_handle_relevant_defs): Likewise.
672 (see_handle_relevant_uses): Likewise.
673 (see_analyze_one_def): Likewise.
674 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
675 GIMPLE_ASM rather than ASM_EXPR.
676 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
677 GIMPLE_RETURN rather than RETURN_EXPR.
678 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
679 (evaluate_stmt): Likewise.
680 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
681 to enum vect_relevant.
682 (vect_mark_stmts_to_be_vectorized): Change assertion to not
683 compare gimple codes with tree codes.
685 2008-09-04 Paul Brook <paul@codesourcery.com>
687 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
689 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
691 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
692 pointer check lost in the recent no-unit-at-a-time patch.
694 2008-09-04 Jan Hubicka <jh@suse.cz>
697 * tree-switch-conversion.c (check_final_bb): Accept only IP
700 2008-09-04 Jan Hubicka <jh@suse.cz>
702 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
704 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
705 using_ranges argument.
706 (vrp_evaluate_conditional): Avoid bogus warning for type range.
707 (vrp_visit_cond_stmt): Update call of
708 vrp_evaluate_conditional_warnv_with_ops
710 2008-09-04 Jan Hubicka <jh@suse.cz>
712 PR tree-optimization/37345
713 PR tree-optimization/37358
714 PR tree-optimization/37357
715 * tree.c (build_function_type_skip_args): Build distinct type copy;
717 (build_function_decl_skip_args): Set type of new decl not orig decl;
718 clear DECL_VINDEX for methods turned into functions.
720 2008-09-04 Nick Clifton <nickc@redhat.com>
722 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
724 * configure: Regenerate.
725 * config.in: Regenerate.
726 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
727 alignment field, if it is supported.
729 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
731 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
734 2008-09-03 David Edelsohn <edelsohn@gnu.org>
736 * config/rs6000/rs6000.c (processor_target_table): Do not
737 enable VMX for POWER6.
739 2008-09-03 Anton Blanchard <anton@samba.org>
741 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
742 emit memory barrier before operation.
744 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
747 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
748 default_elf_asm_output_external.
750 2008-09-03 Jeff Law <law@redhat.com>
752 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
754 2008-09-03 Richard Henderson <rth@redhat.com>
756 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
757 memory barrier to below the test-and-set.
758 (alpha_split_lock_test_and_set_12): Likewise.
760 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
764 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
767 * ira-color.c (print_loop_title): Use all_allocnos.
768 (color_pass): Ditto. Don't add border_allocnos. Check that
769 subloop allocno in the correspdoning bitmap all_allocnos.
771 * ira-emit.c (change_loop): Use all_allocnos.
773 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
775 (ira_create_allocno): Set up all_allocnos bit for the created
777 (create_cap_allocno): Remove setting mentioned_allocnos.
778 (create_insn_allocnos): Ditto.
779 (remove_unnecessary_allocnos): Use all_allocnos.
780 (check_allocno_creation): Check that allocnos are in the
781 corresponding bitmap all_allocnos.
783 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
787 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
788 (process_regs_for_copy): Process subregs. Refine check when cost
789 is taken into account in ira-costs.c.
790 (process_reg_shuffles): Use REG_SUBREG_P.
791 (add_insn_allocno_copies): Ditto. Ignore modes.
793 * ira-color.c (conflict_allocno_vec): New.
794 (COST_HOP_DIVISOR): New macro.
795 (update_copy_costs_1): Use it.
796 (update_conflict_hard_regno_costs): New function.
797 (assign_hard_reg): Use it.
798 (ira_color): Allocate and free conflict_allocno_vec.
800 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
804 * ira-int.h (ira_sort_insn_chain): Remove.
806 * ira.c (basic_block_order_nums, chain_insn_order,
807 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
808 (ira): Don't call ira_sort_insn_chain.
810 * reload1.c (reload): Don't call ira_sort_insn_chain.
812 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
815 * cgraphunit.c (update_call_expr): Remove eh regions from statements
816 which become non throw.
817 (cgraph_function_versioning): Also clear DECL_WEAK. Call
818 update_call_expr after updating the flags on the decl.
820 2008-09-03 Jan Hubicka <jh@suse.cz>
822 PR tree-optimization/37315
823 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
824 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
825 (cgraph_analyze_functions): Use node->analyzed
826 (cgraph_mark_functions_to_output): Likewise.
827 (cgraph_expand_function): All functions can be released after
829 (cgraph_optimize): Use gimple_has_body_p.
830 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
831 (cgraph_decide_inlining_incrementally): Likewise.
832 (inline_transform): Inline transform.
833 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
835 (inlinable_function_p): Drop gimple_body check.
836 (expand_call_inline): Use gimple_has_body_p.
837 * gimple.c (gimple_has_body_p): New.
838 * gimple.h (gimple_has_body_p): Add prototype.
839 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
840 (dump_function_to_file): Use gimple_has_body_p check.
842 2008-09-03 Jakub Jelinek <jakub@redhat.com>
845 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
847 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
849 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
851 From Michael Frysinger <michael.frysinger@analog.com>
852 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
853 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
856 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
859 * doc/extend.texi: Document picoChip builtin functions.
860 * doc/invoke.texi: Document picoChip options.
861 * doc/contrib.texi: Add picoChip contribution.
862 * doc/md.texi: Document picoChip constraints.
863 * config.gcc: Add picochip-*-*.
864 * config/picochip/: Add new port.
866 2008-09-03 Richard Guenther <rguenther@suse.de>
868 PR tree-optimization/37328
869 * tree-sra.c (sra_build_assignment): Gimplify properly.
870 (generate_copy_inout): Take the correct stmt as definition,
873 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
875 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
878 From Michael Frysinger <michael.frysinger@analog.com>
879 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
881 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
883 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
885 (__gthread_setspecific): Revert 2008-08-31 change to
886 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
889 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
891 * diagnostic.c (error_at): New.
892 * toplev.h (error_at): New prototype.
893 * c-typeck.c (build_array_ref): Call error_at instead of error.
894 Pass location to pedwarn.
896 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
898 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
900 2008-09-02 Jakub Jelinek <jakub@redhat.com>
902 * dwarf2out.c (tree_add_const_value_attribute): Only handle
903 VAR_DECL and CONST_DECL.
905 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
906 Jakub Jelinek <jakub@redhat.com>
908 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
909 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
910 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
911 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
912 Don't set ix86_save_varrargs_registers.
913 (ix86_setup_incoming_varargs): Assume cum != NULL.
914 (ix86_va_start): Check ix86_varargs_gpr_size and
915 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
916 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
917 from frame pointer if ix86_varargs_gpr_size == 0.
918 (ix86_compute_frame_layout): Updated.
919 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
920 (ix86_varargs_gpr_size): Define.
921 (ix86_varargs_fpr_size): Likewise.
922 (machine_function): Remove save_varrargs_registers.
923 Add varargs_gpr_size and varargs_fpr_size.
925 2008-09-02 Jakub Jelinek <jakub@redhat.com>
927 * config/alpha/alpha.c (va_list_skip_additions,
928 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
929 (alpha_gimplify_va_arg): Call unshare_expr on second use of
932 PR tree-optimization/36766
933 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
934 for already removed basic blocks.
937 * real.c (real_maxval): Clear a lower bit to make real_maxval
938 match get_max_float for IBM long double format.
940 2008-09-02 Andreas Schwab <schwab@suse.de>
942 * configure.ac: Use m4_quote to quote the expansion of m4_do.
943 * configure: Regenerate.
945 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
947 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
948 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
949 checking for a non-VOID CONSTANT_P.
951 2008-09-02 Jan Hubicka <jh@suse.cz>
953 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
954 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
956 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
958 * expr.c (emit_group_store): Don't assert stack temp mode size.
960 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
961 Tobias Grosser <grosser@fim.uni-passau.de>
962 Jan Sjodin <jan.sjodin@amd.com>
963 Harsha Jagasia <harsha.jagasia@amd.com>
964 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
965 Konrad Trifunovic <konrad.trifunovic@inria.fr>
966 Adrien Eliche <aeliche@isty.uvsq.fr>
968 Merge from graphite branch.
971 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
972 * doc/invoke.texi (-floop-block, -floop-interchange,
973 -floop-strip-mine): Document new flags.
974 * tree-into-ssa.c (gimple_vec): Moved...
975 * tree-loop-distribution.c (rdg_component): Moved...
976 * cfgloopmanip.c: Include tree-flow.h.
977 (update_dominators_in_loop): New.
978 (create_empty_if_region_on_edge): New.
979 (create_empty_loop_on_edge): New.
980 (loopify): Use update_dominators_in_loop.
981 * tree-pass.h (pass_graphite_transforms): Declared.
982 * configure: Regenerate.
983 * tree-phinodes.c (make_phi_node): Export.
984 (add_phi_node_to_bb): New, split from create_phi_node.
985 * tree-chrec.c (for_each_scev_op): New.
986 * tree-chrec.h (for_each_scev_op): Declared.
987 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
988 (remove_statement): Call get_phi_with_result.
989 * config.in (HAVE_cloog): Undef.
990 * gdbinit.in (pgg): New.
991 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
992 * tree-ssa-loop.c (graphite_transforms): New.
993 (gate_graphite_transforms): New.
994 (pass_graphite_transforms): New.
995 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
996 HAVE_cloog): Defined.
997 * tree-vectorizer.c (rename_variables_in_bb): Export.
998 * tree-data-ref.c (dr_may_alias_p): Export.
999 (stmt_simple_memref_p): New.
1000 (find_data_references_in_stmt): Export.
1001 (find_data_references_in_loop): Export.
1002 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
1003 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
1004 (create_rdg_vertices): Export.
1005 (build_empty_rdg): New.
1006 (build_rdg): Call build_empty_rdg. Free dependence_relations.
1007 * tree-data-ref.h (rdg_component): ... here.
1009 (struct data_reference): Add a field scop.
1011 (find_data_references_in_loop): Declared.
1012 (find_data_references_in_stmt): Declared.
1013 (create_rdg_vertices): Declared.
1014 (dr_may_alias_p): Declared.
1015 (stmt_simple_memref_p): Declared.
1016 (struct rdg_edge): Add a field ddr_p relation.
1017 (build_empty_rdg): Declared.
1018 * lambda.h (lambda_matrix): Declare a VEC of.
1019 (find_induction_var_from_exit_cond): Declared.
1020 (lambda_vector_compare): New.
1021 * common.opt (fgraphite, floop-strip-mine,
1022 floop-interchange, floop-block): New flags.
1023 * lambda-code.c (find_induction_var_from_exit_cond): Export.
1024 * cfgloop.c (is_loop_exit): New.
1025 * cfgloop.h (is_loop_exit): Declared.
1026 (create_empty_if_region_on_edge): Declared.
1027 (create_empty_loop_on_edge): Declared.
1028 * tree-flow.h (add_phi_node_to_bb): Declared.
1029 (make_phi_node): Declared.
1030 (rename_variables_in_bb): Declared.
1031 (perfect_loop_nest_depth): Declared.
1032 (graphite_transform_loops): Declared.
1033 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
1034 (graphite.o-warn): Add -Wno-error.
1035 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
1036 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
1037 (INCLUDES): Add PPLINC, CLOOGINC.
1038 (OBJS-common): Add graphite.o.
1039 (graphite.o): Add rule.
1040 * gimple.h (gimple_vec): ... here.
1041 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
1042 * passes.c (init_optimization_passes): Schedule
1043 pass_graphite_transforms.
1045 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
1048 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
1049 and -fno-toplevel-reorder after handle_options.
1051 2008-09-02 Paul Brook <paul@codesourcery.com>
1053 * config/arm/arm.c (arm_tune_cortex_a9): Define.
1054 (arm_override_options): Set arm_tune_cortex_a9.
1055 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
1056 (arm_issue_rate): Handle cortexa9.
1057 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
1058 * config/arm/arm-cores.def: Add cortex-a9.
1059 * config/arm/arm-tune.md: Regenerate.
1060 * config/arm/arm.md: Include cortex-a9.md.
1061 (generic_sched, generic_vfp): Add cortexa9.
1062 * config/arm/cortex-a9.md: New file.
1064 2008-09-02 Richard Guenther <rguenther@suse.de>
1066 PR tree-optimization/37327
1067 * tree-vrp.c (register_new_assert_for): Make sure to not have
1068 TREE_OVERFLOW set on the bound.
1070 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
1072 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
1074 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
1075 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
1078 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
1080 * gcc/config/spu/spu.md (divdf3): Removed.
1082 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1084 PR tree-optimization/37095
1085 * cgraph.c (cgraph_node): When creating new cgraph node after
1086 assembler_name_hash has been populated, record it in the hash
1089 2008-09-01 Paul Brook <paul@codesourcery.com>
1091 * doc/invoke.texi: Document -mword-relocations.
1092 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1093 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1094 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1095 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
1096 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
1097 (arm_emit_movpair): New function.
1098 (arm_print_operand <c>): Handle sybolic addresses.
1099 * config/arm/arm.h (TARGET_USE_MOVT): Define.
1100 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1101 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
1102 * config/arm/arm.opt: Add -mword-relocations.
1103 * config/arm/arm.md (movsi): Use arm_emit_movpair.
1104 (arm_movt, arm_movw): New.
1106 2008-09-01 Paul Brook <paul@codesourcery.com>
1108 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
1109 Allow Interworking on ARMv4 EABI based targets.
1110 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
1111 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
1113 2008-09-01 Paul Brook <paul@codesourcery.com>
1115 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
1116 optimized LT0 test. Remove optimization for GT.
1118 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1120 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
1121 openmp applications.
1122 * pa-hpux11.h (LIB_SPEC): Likewise.
1124 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
1127 2008-09-01 Jan Hubicka <jh@suse.cz>
1129 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
1130 present, use only counts; when guessed use only frequencies.
1131 (estimate_bb_frequencies): Use function_frequency.
1132 * profile.c (compute_branch_probabilities): Exit early when
1133 profile reading failed. Set profile_status.
1134 (branch_prob): Do not set profile_status.
1136 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
1138 * tree.c (protected_set_expr_location): New.
1139 * tree.h (protected_set_expr_location): New prototype.
1140 * c-tree.h (build_array_ref): Add argument.
1141 (parser_build_unary_op): Same.
1142 * c-typeck.c (build_indirect_ref): Handle new location argument.
1143 (build_array_ref): Same.
1144 (parser_build_unary_op): Same.
1145 * gimplify.c (gimplify_asm_expr): Set input_location before calling
1147 * c-omp.c (c_finish_omp_atomic): Pass location when calling
1149 * c-common.c (finish_label_address_expr): Handle new location
1151 * c-common.h (build_indirect_ref): Add argument.
1152 (finish_label_address_expr): Same.
1153 * c-parser.c (c_parser_unary_expression): Pass location to build
1155 (c_parser_postfix_expression): Same.
1157 2008-09-01 Paul Brook <paul@codesourcery.com>
1159 * config/arm/arm.md: Include cortex-r4f.md.
1160 (attr fpu): Update type list.
1161 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
1162 fconstd, fcmps and fcmpd.
1163 (attr tune_cortexr4): Define.
1164 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
1165 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
1166 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
1167 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
1168 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
1170 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
1171 cortex_a8_vfp_farith: Ditto.
1172 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
1173 * config/arm/cortex-r4.md: Use tune_cortexr4.
1174 * config/arm/cortex-r4f.md: New file.
1176 2008-09-01 Richard Guenther <rguenther@suse.de>
1178 PR tree-optimization/37305
1179 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
1180 the result of constant conversions.
1181 (fold_gimple_assign): Likewise.
1183 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1185 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
1186 #ifdef ENABLE_CHECKING.
1188 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1190 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
1191 * sched-int.h (print_insn, print_pattern, print_value): Declare also
1192 when !INSN_SCHEDULING.
1194 2008-09-01 Andreas Schwab <schwab@suse.de>
1196 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
1198 2008-09-01 Paul Brook <paul@codesourcery.com>
1200 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
1202 2008-09-01 Jan Hubicka <jh@suse.cz>
1204 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
1206 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
1207 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
1208 * gimplify.c (gimplify_init_constructor): Add speed operand.
1209 * tree-sra.c (decide_block_copy): Likewise.
1210 * tree-inline.c (estimate_move_cost): Likewise.
1211 * config/alpha/alpha.h (MOVE_RATIO): Update.
1212 * config/frv/frv.c (MOVE_RATIO): Update.
1213 * config/spu/spu.h (MOVE_RATIO): Update.
1214 * config/sparc/sparc.h (MOVE_RATIO): Update.
1215 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
1216 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
1217 * config/cris/cris.h (MOVE_RATIO): Update.
1218 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
1219 * config/arm/arm.h (MOVE_RATIO): Update.
1220 * config/pa/pa.md: Update uses of MOVE_RATIO
1221 * config/pa/pa.h (MOVE_RATIO): Update.
1222 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
1223 * config/h8300/h8300.h (MOVE_RATIO): Update.
1224 * config/v850/v850.h (MOVE_RATIO): Update.
1225 * config/bfin/bfin.h (MOVE_RATIO): Update.
1227 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
1228 Dmitry Melnik <dm@ispras.ru>
1229 Dmitry Zhurikhin <zhur@ispras.ru>
1230 Alexander Monakov <amonakov@ispras.ru>
1231 Maxim Kuvyrkov <maxim@codesourcery.com>
1233 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
1234 sel-sched-dump.c, sel-sched-ir.c: New files.
1235 * Makefile.in (OBJS-common): Add selective scheduling object
1237 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
1238 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
1239 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
1240 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
1241 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
1242 (make_forwarder_block): Update loop latch if we have redirected
1243 the loop latch edge.
1244 * cfgloop.c (get_loop_body_in_custom_order): New function.
1245 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
1246 (CP_FALLTHRU_PREHEADERS): Likewise.
1247 (get_loop_body_in_custom_order): Declare.
1248 * cfgloopmanip.c (has_preds_from_loop): New.
1249 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
1250 Assert that the preheader edge will be fall thru when it is set.
1251 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
1252 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
1253 fsel-sched-substitution, fselective-scheduling): New flags.
1254 * cse.c (hash_rtx_cb): New.
1256 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
1257 sel_sched_insn_cnt): New counters.
1258 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
1259 * genattr.c (main): Output maximal_insn_latency prototype.
1260 * genautomata.c (output_default_latencies): New. Factor its code from ...
1261 (output_internal_insn_latency_func): ... here.
1262 (output_internal_maximal_insn_latency_func): New.
1263 (output_maximal_insn_latency_func): New.
1264 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
1265 (struct hard_reg_set_iterator): New.
1266 (hard_reg_set_iter_init, hard_reg_set_iter_set,
1267 hard_reg_set_iter_next): New functions.
1268 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
1269 * lists.c (remove_free_INSN_LIST_node,
1270 remove_free_EXPR_LIST_node): New functions.
1271 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
1272 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
1273 (loop_optimizer_finalize): Do not verify flow info after reload.
1274 * recog.c (validate_replace_rtx_1): New parameter simplify.
1275 Default it to true. Update all uses. Factor out simplifying
1277 (simplify_while_replacing): ... this new function.
1278 (validate_replace_rtx_part,
1279 validate_replace_rtx_part_nosimplify): New.
1280 * recog.h (validate_replace_rtx_part,
1281 validate_replace_rtx_part_nosimplify): Declare.
1282 * rtl.c (rtx_equal_p_cb): New.
1283 (rtx_equal_p): Use it.
1284 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
1285 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
1286 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
1287 * vecprim.h: Add a vector type for unsigned int.
1288 * haifa-sched.c: Include vecprim.h and cfgloop.h.
1289 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
1290 ready_try, cycle_issued_insns, spec_info): Make global.
1291 (readyp): Initialize.
1292 (dfa_lookahead): New global variable.
1293 (old_max_uid, old_last_basic_block): Remove.
1294 (h_i_d): Make it a vector.
1295 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
1297 (after_recovery, adding_bb_to_current_region_p):
1298 New variables to handle correct insertion of the recovery code.
1299 (struct ready_list): Move declaration to sched-int.h.
1300 (rgn_n_insns): Removed.
1301 (rtx_vec_t): Move to sched-int.h.
1302 (find_insn_reg_weight): Remove.
1303 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
1304 (haifa_init_h_i_d, haifa_finish_h_i_d):
1305 New functions to initialize / finalize haifa instruction data.
1306 (extend_h_i_d, init_h_i_d): Rewrite.
1307 (unlink_other_notes): Move logic to add_to_note_list. Handle
1308 selective scheduler.
1309 (ready_lastpos, ready_element, ready_sort, reemit_notes,
1310 find_fallthru_edge): Make global, remove static prototypes.
1311 (max_issue): Make global. Add privileged_n and state parameters. Use
1313 (extend_global, extend_all): Removed.
1314 (init_before_recovery): Add new param. Fix the handling of the case
1315 when we insert a recovery code before the EXIT which has a predecessor
1316 with a fallthrough edge to it.
1317 (create_recovery_block): Make global. Rename to
1318 sched_create_recovery_block. Update.
1319 (change_pattern): Rename to sched_change_pattern. Make global.
1320 (speculate_insn): Rename to sched_speculate_insn. Make global.
1321 Split haifa-specific functionality into ...
1322 (haifa_change_pattern): New static function.
1323 (sched_extend_bb): New static function.
1324 (sched_init_bbs): New function.
1325 (current_sched_info): Change type to struct haifa_sched_info.
1326 (insn_cost): Adjust for selective scheduling.
1327 (dep_cost_1): New function. Move logic from ...
1328 (dep_cost): ... here.
1329 (dep_cost): Use dep_cost_1.
1330 (contributes_to_priority_p): Use sched_deps_info instead of
1332 (priority): Adjust to work with selective scheduling. Process the
1333 corner case when all dependencies don't contribute to priority.
1334 (rank_for_schedule): Use ds_weak instead of dep_weak.
1335 (advance_state): New function. Move logic from ...
1336 (advance_one_cycle): ... here.
1337 (add_to_note_list, concat_note_lists): New functions.
1338 (rm_other_notes): Make static. Adjust for selective scheduling.
1339 (remove_notes, restore_other_notes): New functions.
1340 (move_insn): Add two arguments. Update assert. Don't call
1342 (choose_ready): Remove lookahead variable, use dfa_lookahead.
1343 Remove more_issue, max_points. Move the code to initialize
1344 max_lookahead_tries to max_issue.
1345 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
1346 ready. Adjust use of move_insn. Call restore_other_notes.
1348 (sched_init, sched_finish): Move Haifa-specific initialization/
1350 (haifa_sched_init, haifa_sched_finish): ... respectively.
1352 (setup_sched_dump): New function.
1353 (haifa_init_only_bb): New static function.
1354 (haifa_speculate_insn): New static function.
1355 (try_ready): Use haifa_* instead of speculate_insn and
1357 (extend_ready, extend_all): Remove.
1358 (sched_extend_ready_list, sched_finish_ready_list): New functions.
1359 (create_check_block_twin, add_to_speculative_block): Use
1360 haifa_insns_init instead of extend_global. Update to use new
1361 initialization functions. Change parameter. Factor out code from
1362 create_check_block_twin to ...
1363 (sched_create_recovery_edges) ... this new function.
1364 (add_block): Remove.
1365 (sched_scan_info): New.
1366 (extend_bb): Use sched_scan_info.
1367 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
1368 static functions for walking through scheduling region.
1369 (sched_luids): New vector variable to replace uid_to_luid.
1370 (luids_extend_insn): New function.
1371 (sched_max_luid): New variable.
1372 (luids_init_insn): New function.
1373 (sched_init_luids, sched_finish_luids): New functions.
1374 (insn_luid): New debug function.
1375 (sched_extend_target): New function.
1376 (haifa_init_insn): New static function.
1377 (sched_init_only_bb): New hook.
1378 (sched_split_block): New hook.
1379 (sched_split_block_1): New function.
1380 (sched_create_empty_bb): New hook.
1381 (sched_create_empty_bb_1): New function.
1382 (common_sched_info, ready): New global variables.
1383 (current_sched_info_var): Remove.
1384 (move_block_after_check): Use common_sched_info.
1385 (haifa_luid_for_non_insn): New static function.
1386 (init_before_recovery): Use haifa_init_only_bb instead of
1388 (increase_insn_priority): New.
1389 * modulo-sched.c: (issue_rate): Remove static declaration.
1390 (sms_sched_info): Change type to haifa_sched_info.
1391 (sms_sched_deps_info, sms_common_sched_info): New variables.
1392 (setup_sched_infos): New.
1393 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
1394 Do not call regstat_free_calls_crossed.
1395 (sms_print_insn): Use const_rtx.
1396 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
1397 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
1398 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
1399 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
1400 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
1401 current_sched_info to use it.
1402 (enum reg_pending_barrier_mode): Move to sched-int.h.
1403 (h_d_i_d): New variable. Initialize to NULL.
1404 ({true, output, anti, spec, forward}_dependency_cache): Initialize
1406 (estimate_dep_weak): Remove static declaration.
1407 (sched_has_condition_p): New function. Adjust users of
1408 sched_get_condition to use it instead.
1409 (conditions_mutex_p): Add arguments indicating which conditions are
1411 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
1412 argument to indicate whether returned condition is reversed. Do not
1413 generate new rtx when condition should be reversed; indicate it by
1414 setting new argument instead.
1415 (add_dependence_list_and_free): Add deps parameter.
1416 Update all users. Do not free dependence list when
1417 deps context is readonly.
1418 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
1420 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
1421 (remove_from_deps): New. Use the above functions.
1422 (cur_insn, can_start_lhs_rhs_p): New static variables.
1423 (add_or_update_back_dep_1): Initialize present_dep_type.
1424 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
1425 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
1426 haifa_note_dep): New functions implementing dependence hooks for
1427 the Haifa scheduler.
1428 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
1429 note_dep): New functions.
1430 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
1432 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
1433 (free_deps): Initialize deps->reg_last.
1434 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
1435 sched_analyze_insn): Update to use dependency hooks infrastructure
1436 and readonly contexts.
1437 (deps_analyze_insn): New function. Move part of logic from ...
1438 (sched_analyze): ... here. Also move some logic to ...
1439 (deps_start_bb): ... here. New function.
1440 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
1442 (sched_deps_init): New function. Move code from ...
1443 (init_dependency_caches): ... here. Remove.
1444 (init_deps_data_vector): New.
1445 (sched_deps_finish): New function. Move code from ...
1446 (free_dependency_caches): ... here. Remove.
1447 (init_deps_global, finish_deps_global): Adjust for use with
1448 selective scheduling.
1449 (get_dep_weak): Move logic to ...
1450 (get_dep_weak_1): New function.
1451 (ds_merge): Move logic to ...
1452 (ds_merge_1): New static function.
1453 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
1454 (ds_get_max_dep_weak): New function.
1455 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
1456 (n_insns): Rename to rgn_n_insns.
1457 (debug_ebb_dependencies): New function.
1458 (init_ready_list): Use it.
1459 (begin_schedule_ready): Use sched_init_only_bb.
1460 (ebb_print_insn): Indicate when an insn starts a new cycle.
1461 (contributes_to_priority, compute_jump_reg_dependencies,
1462 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
1463 (add_block1): Remove to ebb_add_block.
1464 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
1465 (schedule_ebb): Initialize them. Use remove_notes instead of
1466 rm_other_notes. Use haifa_local_init/finish.
1467 (schedule_ebbs): Use haifa_sched_init/finish.
1468 * sched-int.h: Include vecprim.h, remove rtl.h.
1469 (struct ready_list): Delete declaration.
1470 (sched_verbose_param, enum sched_pass_id_t,
1471 bb_vec_t, insn_vec_t, rtx_vec_t): New.
1472 (struct sched_scan_info_def): New structure.
1473 (sched_scan_info, sched_scan, sched_init_bbs,
1474 sched_init_luids, sched_finish_luids, sched_extend_target,
1475 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
1476 (struct common_sched_info_def): New.
1477 (common_sched_info, haifa_common_sched_info,
1478 sched_emulate_haifa_p): Declare.
1480 (sched_luids): Declare.
1481 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
1482 (sched_max_luid, insn_luid): Declare.
1483 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
1484 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
1485 print_insn, print_pattern, print_value, haifa_classify_insn,
1486 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
1487 setup_sched_dump, sched_init, sched_finish,
1488 sel_insn_is_speculation_check): Export.
1489 (struct ready_list): Move from haifa-sched.c.
1490 (ready_try, ready, max_issue): Export.
1491 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1492 sched_init_only_bb, sched_split_block, sched_split_block_1,
1493 sched_create_empty_bb, sched_create_empty_bb_1,
1494 sched_create_recovery_block, sched_create_recovery_edges): Export.
1495 (enum reg_pending_barrier_mode): Export.
1496 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1498 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1499 print_insn field. Move add_block and fix_recovery_cfg to
1500 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
1501 (struct sched_deps_info_def): ... this new structure.
1502 (sched_deps_info): Declare.
1503 (struct spec_info_def): Remove weakness_cutoff, add
1504 data_weakness_cutoff and control_weakness_cutoff.
1505 (spec_info): Declare.
1506 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1508 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1509 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1510 (current_sched_info): Change type to struct haifa_sched_info.
1511 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1512 (h_d_i_d): New variable.
1513 (HDID): New accessor macro.
1514 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1515 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1517 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1518 (enum SCHED_FLAGS): Update for selective scheduler.
1519 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1520 (init_dependency_caches, free_dependency_caches): Delete declarations.
1521 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1522 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1523 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1524 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1525 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1527 (rm_other_notes): Delete declaration.
1528 (schedule_block): Remove one argument.
1529 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1530 ready_element, ready_lastpos, sched_extend_ready_list,
1531 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1532 concat_note_lists): Export.
1533 (struct region): Move from sched-rgn.h.
1534 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1535 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1536 BLOCK_TO_BB, CONTAINING_RGN): Export.
1537 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1538 (current_nr_blocks, current_blocks, target_bb): Likewise.
1539 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1540 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1541 sched_rgn_local_init, extend_regions,
1542 rgn_make_new_region_out_of_new_block, compute_priorities,
1543 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1544 extend_rgns, deps_join rgn_setup_common_sched_info,
1545 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1546 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1547 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1548 increase_insn_priority): Likewise.
1549 * sched-rgn.c: Include sel-sched.h.
1550 (ref_counts): New static variable. Use it ...
1551 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1552 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1553 (sched_is_disabled_for_current_region_p): Delete static declaration.
1554 (struct region): Move to sched-int.h.
1555 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1556 ebb_head): Define and initialize.
1557 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1558 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1559 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1561 (find_single_block_region): Add new argument to indicate that EBB
1562 regions should be constructed.
1563 (debug_live): Delete declaration.
1564 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1565 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1567 (init_regions): Delete declaration.
1568 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1569 rgn_estimate_number_of_insns): New.
1570 (too_large): Use estimate_number_of_insns.
1571 (haifa_find_rgns): New. Move the code from ...
1572 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1573 (free_trg_info): New.
1574 (compute_trg_info): Allocate candidate tables here instead of ...
1575 (init_ready_list): ... here.
1576 (rgn_print_insn): Use const_rtx.
1577 (contributes_to_priority, extend_regions): Delete static declaration.
1578 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1579 (add_block1): Rename to rgn_add_block.
1580 (debug_rgn_dependencies): Delete static qualifier.
1581 (new_ready): Use sched_deps_info. Simplify.
1582 (rgn_common_sched_info, rgn_const_sched_deps_info,
1583 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1584 (region_sched_info): Rename to rgn_const_sched_info.
1585 (deps_join): New, extracted from ...
1586 (propagate_deps): ... here.
1587 (compute_block_dependences, debug_dependencies): Update for selective
1589 (free_rgn_deps, compute_priorities): New functions.
1590 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1591 sched_rgn_compute_dependencies): New functions.
1592 (schedule_region): Use them.
1593 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1594 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1596 (schedule_insns): Call new functions that were split out.
1597 (rgn_make_new_region_out_of_new_block): New.
1598 (get_rgn_sched_max_insns_priority): New.
1599 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1600 scheduling when appropriate.
1601 * sched-vis.c: Include insn-attr.h.
1602 (print_value, print_pattern): Make global.
1603 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1604 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1605 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1606 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1607 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1608 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1609 hooks. Initialize them to 0.
1610 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1611 * target.h (struct gcc_target): Add them. Rename gen_check field to
1613 * flags.h (sel_sched_switch_set): Declare.
1614 * opts.c (sel_sched_switch_set): New variable.
1615 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1616 pipelining is disabled from command line.
1617 (common_handle_option): Record whether selective scheduling is
1618 requested from command line.
1619 * doc/invoke.texi: Document new flags and parameters.
1620 * doc/tm.texi: Document new target hooks.
1621 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1622 (dfa_state_size): Do not declare locally.
1623 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1624 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1625 rs6000_alloc_sched_context, rs6000_set_sched_context,
1626 rs6000_free_sched_context): New functions.
1627 (struct _rs6000_sched_context): New.
1628 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1630 (rs6000_sched_finish): Do not run for selective scheduling.
1632 2008-08-31 Jan Hubicka <jh@suse.cz>
1634 * frv.c (frv_rtx_costs): Update forward declaration.
1635 * spu.c (spu_rtx_costs): Likewise.
1636 * pdp11.c: Include df.h
1637 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1638 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1639 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1640 * iq2000.c (iq2000_address_cost): Add speed argument.
1641 (iq2000_rtx_costs): Likewise.
1642 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1643 update call of mn10300_address_cost.
1644 * mcore.c: Include df.h
1645 (mcore_rtx_costs): Update prototype.
1646 * score3.c: Include df.h
1647 (score3_rtx_costs): Remove speed argument.
1648 * score7.c: Include df.h
1649 (score7_address_cost): Remove speed argument.
1650 * score-protos.h (score_address_cost): Update prototype.
1651 * score.c: Include df.h
1652 (score_rtx_costs): Update call of costs functions.
1653 * v850.c (v850_rtx_costs): Add bool argument.
1655 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1657 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1659 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1661 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1662 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1664 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1666 * mkmap-flat.awk: Add option pe_dll.
1667 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1668 * config/i386/t-cygwin (SHLIB_LC): Add.
1669 * config/i386/t-mingw32 (SHLIB_LC): Add.
1670 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1671 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1672 (LINK_SPEC): Support libgcc_s.
1673 (LIBGCC_SPEC): Support libgcc_s.
1674 (LIBGCC_SONAME): New.
1676 2008-08-31 Jan Hubicka <jh@suse.cz>
1678 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1679 mistakely had old version of patch.
1681 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1682 (ipcp_estimate_growth): New.
1683 (ipcp_insert_stage): Use ipcp_estimate_growth.
1684 * profile.c (branch_prob): When reading failed, do not consider
1687 2008-08-31 Jan Hubicka <jh@suse.cz>
1689 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1690 loop is optimized for speed.
1692 2008-08-31 Richard Guenther <rguenther@suse.de>
1695 * fold-const.c (fold_binary): Retain conversions in folding
1698 2008-08-31 Jan Hubicka <jh@suse.cz>
1700 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1701 * predict.c (maybe_hot_frequency_p): Make inline.
1702 (maybe_hot_count_p): Break out from ...
1703 (maybe_hot_bb_p): ... this one.
1704 (maybe_hot_edge_p): Simplify.
1705 * basic-block.h (probably_cold_bb_p): Remove.
1707 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1710 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1712 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1713 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1714 Also split V4SFmode.
1715 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1718 2008-08-31 Jan Hubicka <jh@suse.cz>
1720 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1722 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1724 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1727 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1730 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1731 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1733 2008-08-31 Jan Hubicka <jh@suse.cz>
1735 * sparc.h (BRANCH_COST): Fix macro definition.
1736 * avr.c (avr_operand_rtx_cost): Add speed argument.
1737 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1739 2008-08-31 Richard Guenther <rguenther@suse.de>
1741 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1742 types instead of operands. Re-instantiate verifying of
1743 binary expression operands.
1745 2008-08-30 Jan Hubicka <jh@suse.cz>
1747 * fwprop.c (should_replace_address): Add speed attribute.
1748 (PR_OPTIMIZE_FOR_SPEED): New flag.
1749 (propagate_rtx_1): Use it.
1750 (propagate_rtx): Set it.
1751 (try_fwprop_subst): Update call of rtx_costs.
1752 (forward_propagate_and_simplify): LIkewise.
1753 * hooks.c (hook_int_rtx_bool_0): New
1754 (hook_bool_rtx_int_int_intp_false): Replace by ...
1755 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1756 * hooks.h (hook_int_rtx_bool_0): New
1757 (hook_bool_rtx_int_int_intp_false): Replace by ...
1758 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1759 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1760 (prepare_cmp_insn): UPdate call of rtx_cost.
1761 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1762 (reload_cse_simplify_operands): Update call of rtx_cost.
1763 (reload_cse_move2add): call of rtx_cost.
1764 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1765 * rtlanal.c (rtx_cost): Add speed argument.
1766 (address_cost): Add speed argument
1767 (default_address_cost): Likewise.
1768 (insn_rtx_cost): Likewise.
1769 * cfgloopanal.c (seq_cost): Add speed argument.
1770 (target_reg_cost, target_spill_cost): Turn to array.
1771 (init_set_costs): Update for speed.
1772 (estimate_reg_pressure_cost): Add speed argument.
1773 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1774 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1775 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1776 (seq_cost): Add speed argument.
1777 (computation_cost): Add speed arugment.
1778 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1779 (force_expr_to_var_cost): Update for profile info.
1780 (force_var_cost): Likewise.
1781 (split_address_cost): Likewise.
1782 (ptr_difference_cost): Likewise.
1783 (difference_cost): Likewise.
1784 (get_computation_cost_at): Likewise.
1785 (determine_iv_cost): Likewise.
1786 (ivopts_global_cost_for_size): Likewise.
1787 (rewrite_use_address): Likewise.
1788 (tree_ssa_iv_optimize_loop): Initialize speed field.
1789 * cse.c (optimize_this_for_speed_p): New static var.
1790 (notreg_cost): Update call of rtx_cost.
1791 (cse_extended_basic_block): set optimize_this_for_speed_p.
1792 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1793 (noce_try_cmove_arith): Likewise.
1794 (noce_try_sign_mask): LIkewise.
1795 * expr.c (compress_float_constant): Update rtx_cost calls.
1796 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1797 (addr_to_parts): Likewise.
1798 (create_mem_ref): Likewise.
1799 * dse.c (find_shift_sequence): Add speed argument.
1800 (replace_read): Update call.
1801 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1802 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1803 * neg_cost, shift_cost, shiftadd_cost,
1804 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1805 mul_highpart_cost): Increase dimension.
1806 (init_expmed): Initialize for both size and speed.
1807 (expand_shift): Use profile.
1808 (synth_mult): Use profile.
1809 (choose_mult_variant): Use profile.
1810 (expand_mult): Use profile.
1811 (expand_mult_highpart_optab): Use profile.
1812 (expand_mult_highpart): Use profile.
1813 (expand_smod_pow2): Use profile.
1814 (expand_divmod): Use profile.
1815 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1816 * loop-invariant.c (create_new_invariant): Use profile.
1817 (gain_for_invariant): Add speed parameter.
1818 (best_gain_for_invariant): Likewise.
1819 (find_invariants_to_move): Likewise.
1820 (move_single_loop_invariants): Set it.
1821 * target-def.h (TARGET_RTX_COSTS): Use hook.
1822 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1823 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1824 * output.h (default_address_cost): Update prototype.
1825 * combine.c (optimize_this_for_speed_p): New static var.
1826 (combine_validate_cost): Update call of rtx_cost.
1827 (combine_instructions): Set optimize_this_for_speed_p.
1828 (expand_compound_operation): Update call of rtx_cost.
1829 (make_extraction):Update call of rtx_cost.
1830 (force_to_mode):Update call of rtx_cost.
1831 (distribute_and_simplify_rtx):Update call of rtx_cost.
1832 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1833 (estimate_reg_pressure_cost): Update prototype.
1834 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1835 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1837 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1838 (alpha_rtx_costs): Update.
1839 * config/frv/frv.c (frv_rtx_costs): Update.
1840 * config/s390/s390.c (s390_rtx_costs): Update.
1841 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1842 (m32c_rtx_costs): Update.
1843 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1844 (spu_rtx_costs): Update.
1845 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1846 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1847 * config/i386/i386.c (:ix86_address_cost): Update.
1848 (ix86_rtx_costs): Update.
1849 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1850 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1851 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1852 * config/crx/crx.c (crx_address_cost): Update.
1853 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1854 * config/stormy16/stormy16.c
1855 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1856 * config/m68hc11/m68hc11.c
1857 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1858 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1859 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1860 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1861 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1862 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1863 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1864 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1865 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1866 (mcore_rtx_costs): update.
1867 * config/score/score3.c (score3_rtx_costs): Update.
1868 * config/score/score7.c (score7_rtx_costs): Update.
1869 * config/score/score3.h (score3_rtx_costs):Update.
1870 * config/score/score7.h (score7_rtx_costs): Update.
1871 * config/score/score.c (score_rtx_costs): Update.
1872 * config/arm/arm.c (arm_address_cost): Update.
1873 (arm_rtx_costs_1): Update.
1874 (arm_rtx_costs_1): Update.
1875 (arm_size_rtx_costs): Update.
1876 (arm_size_rtx_costs): Update.
1877 (arm_size_rtx_costs): Update.
1878 (arm_xscale_rtx_costs): Update.
1879 (arm_thumb_address_cost): Update.
1880 * config/pa/pa.c (hppa_address_cost): Update.
1881 * config/mips/mips.c (mips_rtx_costs): Update.
1882 * config/vax/vax.c (vax_address_cost): Update.
1883 * config/h8300/h8300.c (h8300_shift_costs): Update.
1884 (h8300_rtx_costs): Update.
1885 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1886 (v850_rtx_costs): Update.
1887 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1888 * config/bfin/bfin.c
1889 (bfin_address_cost): Update.
1890 (bfin_rtx_costs): Update.
1891 * stmt.c (lshift_cheap_p): Update.
1893 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1896 * expmed.c (extract_bit_field_1): Check the mode size to make
1897 sure the vector modes have the same size.
1899 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1901 * dojump.c (top level): Include basic-block.h to declare
1902 optimize_insn_for_speed_p
1904 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1906 * opts.h (CL_SAVE): New option class for marking options that are
1907 target specific options usable in the target attribute.
1908 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1910 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1911 can easily find the target specific options that are safe to use
1912 in the attribute or pragma.
1914 * attribs.c (decl_attributes): Change #pragma GCC option to
1915 #pragma GCC target, and attribute((option(...))) to
1916 attribute((target(...))).
1918 * doc/extend.texi (target attribute): Change from option
1919 attribute. Delete push/pop/reset.
1920 (#pragma GCC target): Change from #pragma GCC option. Delete
1922 (#pragma GCC push_options): Document new pragma.
1923 (#pragma GCC pop_options): Document new pragma.
1924 (#pragma GCC reset_options): Document new pragma.
1926 * targhooks.c (default_target_option_valid_attribute_p): Add
1927 warning about port not supporting target attributes.
1928 (default_target_option_pragma_parse): New function, warn about
1929 #pragma GCC target not being supported.
1931 * targhooks.h (default_target_option_pragma_parse): Add
1934 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1935 TI_CURRENT_OPTION_PRAGMA.
1936 (current_target_pragma): Rename from current_option_pragma.
1938 * target.h: (struct target_option): Delete booleans for changing
1939 the optimization level on hot/cold functions. Change signature of
1940 pragma_parse hook to take a second tree.
1942 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1944 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1945 that the declaration is done at global scope.
1947 * langhooks.c (add_builtin_function_common): Move most of the code
1948 from add_builtin_function here, calling the hook passed in.
1949 (add_builtin_function): Call add_builtin_function_common with
1950 standard builtin hook.
1951 (add_builtin_function_ext_scope): New function to add builtins to
1954 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1956 (add_builtin_function_ext_scope): Add declaration.
1958 * c-pragma.c (handle_pragma_target): Rename from
1959 handle_pragma_option, #pragma GCC option is now #pragma GCC
1960 target. Move warning about port not supporting target options to
1961 default pragma parse hook. Remove push/pop/reset from this
1963 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1964 (option_stack): Delete static variable.
1965 (optimize_stack): Ditto.
1966 (optons_stack): New stack of saved target and optimization
1968 (handle_pragma_push_options): New function to handle pushing both
1969 target and optimization options.
1970 (handle_pragma_pop_options): New function to handle popping both
1971 target and optimization options.
1972 (handle_pragma_reset_options): New function to handle resetting
1973 both target and optimization options to their initial state.
1974 (init_pragma): Rename handle_pragma_option to
1975 handle_pragma_target. Add support for push_options, pop_options,
1976 and reset_options pragmas.
1978 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1979 default_target_option_pragma_parse.
1980 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1981 default_target_option_valid_attribute_p.
1982 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1983 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1984 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1985 optimization level on hot/cold functions.
1987 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1988 if the caller and callee have different optimization levels.
1990 * c-common.c (handle_target_attribute): Rename from
1991 handle_option_attribute, attribute((option(...))) is now
1992 attribute((target(...))). Move warning if the port does not
1993 support target attributes to the default hook.
1994 (handle_hot_attribute): Delete code to change the optimization
1995 level of hot functions.
1996 (handle_cold_attribute): Ditto.
1998 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1999 argument that is the binary tree options to use if there are no
2000 arguments. Call ix86_valid_target_attribute_tree instead of
2001 ix86_valid_option_attribute_tree.
2002 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
2003 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
2004 ix86_pragma_option_parse.
2006 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
2007 Rename from ix86_valid_option_attribute_tree.
2009 * config/i386/i386.c (ix86_add_new_builtins): New function to add
2010 new builtins when the ISA changes.
2011 (ix86_valid_target_attribute_tree): Rename from
2012 ix86_valid_option_attribute_tree. Change callers. If the
2013 function specified optimization options, use those as the starting
2014 point before setting up the target attributes. If the
2015 optimization options were changed in the course of setting the
2016 target attributes, record the new optimization options.
2017 (ix86_valid_target_attribute_tree_inner_p): Rename from
2018 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
2019 ix86_add_new_builtins if the ISA changed.
2020 (ix86_valid_target_attribute_p): Rename from
2021 ix86_valid_option_attribute_p. Change callers.
2022 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
2023 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
2024 as delayed builtin functions.
2025 (struct builtin_isa): New structure to record builtin functions
2026 that should be delayed until the ISA for that function is used.
2027 (ix86_builtins_isa): Change from int to struct to track builtin
2028 functions we want to declare at some point.
2029 (def_builtin): If the front end can delay defining the builtin
2030 functions, don't create builtins for ISAs not part of the default
2032 (def_builtin_const): Ditto.
2033 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
2034 __builtin_ia32_pcmov_v2di to be different builtin functions.
2035 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
2036 a structure instead of an int.
2037 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
2038 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
2039 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2040 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2042 * config/ia64/ia64.h
2043 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2044 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2046 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
2047 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
2048 (LANG_HOOKS_INITIALIZER): Add
2049 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
2051 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
2054 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
2055 the reload address with the index register for SFmode
2056 access with a displacement.
2058 2008-08-30 Jan Hubicka <jh@suse.cz>
2060 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
2061 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
2062 * dojump.c (do_jump): Likewise.
2063 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
2064 (note-if_info): Add BRANCH_COST.
2065 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
2066 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
2067 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
2069 * expr.h (BRANCH_COST): Update default.
2070 * predict.c (predictable_edge_p): New function.
2071 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
2072 Update BRANCH_COST call.
2073 * basic-block.h (predictable_edge_p): Declare.
2074 * config/alpha/alpha.h (BRANCH_COST): Update.
2075 * config/frv/frv.h (BRANCH_COST): Update.
2076 * config/s390/s390.h (BRANCH_COST): Update.
2077 * config/spu/spu.h (BRANCH_COST): Update.
2078 * config/sparc/sparc.h (BRANCH_COST): Update.
2079 * config/m32r/m32r.h (BRANCH_COST): Update.
2080 * config/i386/i386.h (BRANCH_COST): Update.
2081 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
2082 * config/sh/sh.h (BRANCH_COST): Update.
2083 * config/pdp11/pdp11.h (BRANCH_COST): Update.
2084 * config/avr/avr.h (BRANCH_COST): Update.
2085 * config/crx/crx.h (BRANCH_COST): Update.
2086 * config/xtensa/xtensa.h (BRANCH_COST): Update.
2087 * config/stormy16/stormy16.h (BRANCH_COST): Update.
2088 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
2089 * config/iq2000/iq2000.h (BRANCH_COST): Update.
2090 * config/ia64/ia64.h (BRANCH_COST): Update.
2091 * config/rs6000/rs6000.h (BRANCH_COST): Update.
2092 * config/arc/arc.h (BRANCH_COST): Update.
2093 * config/score/score.h (BRANCH_COST): Update.
2094 * config/arm/arm.h (BRANCH_COST): Update.
2095 * config/pa/pa.h (BRANCH_COST): Update.
2096 * config/mips/mips.h (BRANCH_COST): Update.
2097 * config/vax/vax.h (BRANCH_COST): Update.
2098 * config/h8300/h8300.h (BRANCH_COST): Update.
2099 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
2100 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
2101 * doc/tm.texi (BRANCH_COST): Update.
2103 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
2106 * config/arm/arm.c (arm_optimization_options): Set
2107 flag_section_anchors to 2 instead of 1 to distinguish it from
2108 -fsection-anchors given explicitely on the command line.
2110 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
2112 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
2113 final insn of a split.
2115 2008-08-30 Jan Hubicka <jh@suse.cz>
2117 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
2118 optimized for speed.
2119 * final.c (compute_alignments): Use optimize_bb_for_size_p.
2120 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
2121 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
2122 flag_gcse_after_reload_set): New static vars.
2123 (common_handle_option): Enable those flags for profile-use.
2124 (decode_options): Remove optimize_size flags that are handled
2125 on higher granuality.
2126 * tree-vectorizer.c (vectorize_loops): Use
2127 optimize_loop_nest_for_speed_p.
2128 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
2129 * tree-predcom.c (tree_predictive_commoning): Use
2130 optimize_loop_for_speed_p.
2131 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
2132 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
2133 * predict.c (optimize_loop_for_speed_p): Fix walk.
2135 2008-08-30 Jan Hubicka <jh@suse.cz>
2137 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
2139 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
2140 profile presence locally.
2142 2008-08-29 Joseph Myers <joseph@codesourcery.com>
2145 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
2146 versions before 4.0.
2148 2008-08-29 Jan Hubicka <jh@suse.cz>
2150 * tree-inline.c (insert_init_stmt): Insert sequence even when
2153 2008-08-29 Jeff Law <law@redhat.com>
2155 * mn10300.c (mn10300_secondary_reload_class): We need secondary
2156 reloads for AM33-2 if IN is a pseudo with an equivalent memory
2157 location and class is an FP register.
2159 2008-08-29 Jan Hubicka <jh@suse.cz>
2161 * see.c (see_merge_one_def_extension): Silence used uninitialized
2163 * matrix-reorg.c (check_allocation_function): Likewise.
2164 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
2166 2008-08-29 Jakub Jelinek <jakub@redhat.com>
2169 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
2170 compute new & and | in type rather than TREE_TYPE (arg0).
2172 * dwarf2out.c (fortran_common): Update comment.
2173 (gen_variable_die): Swap com_die and var_die variables in Fortran
2174 COMMON block handling code.
2176 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
2178 * dwarf2out.c (gen_const_die): New function.
2179 (size_of_die, value_format, output_die): Output larger
2180 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
2181 (native_encode_initializer): New function.
2182 (tree_add_const_value_attribute): Call it.
2183 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
2185 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
2186 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
2187 TREE_THIS_VOLATILE to add_type_attribute.
2189 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
2191 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
2194 * dwarf2out.c (loc_by_reference): New function.
2195 (add_location_or_const_value_attribute): Use it.
2198 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
2199 as DW_TAG_variable children of DW_TAG_common_block rather than
2200 DW_TAG_member children. Put DW_AT_external to individual
2201 DW_TAG_variable DIEs, not to DW_TAG_common_block.
2203 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
2204 loc_descriptor_from_tree_1.
2208 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
2209 arguments to imported_module_or_decl.
2210 (debug_nothing_tree_tree): Removed.
2211 (debug_nothing_tree_tree_tree_bool): New prototype.
2212 * debug.c (do_nothing_debug_hooks): Adjust.
2213 (debug_nothing_tree_tree): Removed.
2214 (debug_nothing_tree_tree_tree_bool): New function.
2215 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
2216 (gen_variable_die): Put all common vars for the
2217 same COMMON block under one DW_TAG_common_block.
2218 (declare_in_namespace): Return new context_die, for Fortran
2219 return the module DIE instead of adding extra declarations into
2221 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
2222 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
2223 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
2225 (dwarf2out_global_decl): Don't skip Fortran global vars.
2226 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
2227 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
2228 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
2229 DW_TAG_imported_declaration as child of previous
2230 DW_TAG_imported_module.
2231 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
2232 * sdbout.c (sdb_debug_hooks): Likewise.
2233 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2235 2008-08-29 Jan Hubicka <jh@suse.cz>
2237 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
2239 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
2240 * ipa-cp.c (n_cloning_candidates): New static variable.
2241 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
2242 (ipcp_print_all_lattices): Improve debug output.
2243 (ipcp_cloning_candidate_p): New function.
2244 (ipcp_initialize_node_lattices): Use it.
2245 (ipcp_init_stage): Do only analyzis here; prettier debug output.
2246 (ipcp_propagate_stage): Prettier debug output.
2247 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
2248 (ipcp_print_all_structures): Remove.
2249 (ipcp_need_redirect_p): Test !n_cloning_candidates.
2250 (ipcp_insert_stage): Prettier debug output; call
2251 cgraph_remove_unreachable_nodes before propagating.
2252 (pass_ipa_cp): Schedule function removal pass.
2253 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
2255 (cgraph_maybe_hot_edge_p): Move to ...
2256 * predict.c (cgraph_maybe_hot_edge_p) ... here.
2257 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
2258 (common_handle_option): Set them; enable ipa-cp when profiling.
2259 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
2260 (ipa_print_all_jump_functions): Likewise.
2261 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
2262 (ipa_print_node_params, ipa_print_all_params): New.
2263 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
2264 ipa_print_all_param_flags): Remove.
2265 (ipa_print_node_params, ipa_print_all_params): New.
2267 2008-08-29 Bob Wilson <bob.wilson@acm.org>
2269 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
2270 change from 2008-04-03.
2271 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
2273 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2277 * ira-color.c (push_allocnos_to_stack): Truncate
2278 removed_splay_allocno_vec.
2280 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2283 * ira-color (ira_fast_allocation): Don't assign hard registers to
2286 2008-08-29 Jan Hubicka <jh@suse.cz>
2289 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
2290 for cold internal loops.
2292 2008-08-29 Richard Guenther <rguenther@suse.de>
2294 * tree-ssa-structalias.c (create_variable_info_for): Do not
2295 create fields for heap vars or vars with a noalias state.
2296 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
2299 2008-08-29 Richard Guenther <rguenther@suse.de>
2301 * common.opt (ftree-store-ccp): Mark as preserved for
2302 backward compatibility.
2303 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
2304 * tree-pass.h (pass_store_ccp): Remove.
2305 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
2306 (first_vdef): Remove declaration.
2307 (get_value_loaded_by): Likewise.
2308 * tree-ssa-ccp.c (do_store_ccp): Remove.
2309 (get_default_value): Simplify as do_store_ccp is always false
2310 now. Do not initialize mem_ref.
2311 (set_value_varying): Likewise.
2312 (canonicalize_float_value): Likewise.
2313 (set_lattice_value): Likewise.
2314 (likely_value): Likewise.
2315 (surely_varying_stmt_p): Likewise.
2316 (ccp_initialize): Likewise.
2317 (ccp_lattice_meet): Likewise.
2318 (ccp_visit_phi_node): Likewise.
2319 (ccp_fold): Likewise.
2320 (evaluate_stmt): Likewise.
2321 (visit_assignment): Likewise.
2322 (ccp_visit_stmt): Likewise.
2323 (execute_ssa_ccp): Fold into ...
2324 (do_ssa_ccp): ... this.
2325 (do_ssa_store_ccp): Remove.
2326 (gate_store_ccp): Likewise.
2327 (pass_store_ccp): Likewise.
2328 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
2330 * tree-ssa-propagate.c (first_vdef): Remove.
2331 (get_value_loaded_by): Likewise.
2332 (replace_vuses_in): Likewise.
2333 (substitute_and_fold): Do not call replace_vuses_in.
2334 * opts.c (decode_options): Do not set flag_tree_store_ccp.
2336 2008-08-29 Richard Guenther <rguenther@suse.de>
2339 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
2340 PARAM_NOALIAS tags with is_heapvar.
2341 * tree-ssa-operands.c (access_can_touch_variable): Offset
2342 based tests do not apply for heapvars. Fix offset test.
2344 2008-08-29 Jan Hubicka <jh@suse.cz>
2346 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
2347 (-fipa-cp-clone): Enabled by default at -O3.
2348 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
2349 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
2351 2008-08-29 Jan Hubicka <jh@suse.cz>
2353 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
2355 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
2357 * gimple.c (giple_copy_call_skip_args): New function.
2358 (giple_copy_call_skip_args): Declare.
2360 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
2361 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
2362 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
2363 (ipcp_create_replace_map): Improve debug output.
2364 (ipcp_need_redirect_p): Return false when not clonning.
2365 (ipcp_update_callgraph): Skip args.
2366 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
2368 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
2369 (save_inline_function_body): Update call of tree_function_versioning.
2370 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
2371 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
2372 (tree_function_versioning): Likewise.
2373 * tree-inline.h (tree_function_versioning): Update prototype.
2375 2008-08-29 Jan Hubicka <jh@suse.cz>
2377 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
2378 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
2379 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
2380 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
2381 * value-prof.c (gimple_divmod_fixed_value_transform,
2382 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
2383 gimple_stringops_transform): Use optimize_bb_for_size_p.
2384 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
2385 * final.c (compute_alignments): Use optimize_function_for_size_p.
2386 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
2387 (fold_builtin_strcpy, fold_builtin_fputs): Use
2388 optimize_function_for_size_p.
2389 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
2390 * recog.c (relax_delay_slots): Likewise.
2391 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
2392 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
2393 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
2394 optimize_function_for_size_p.
2395 (cgraph_decide_inlining_of_small_function): Use
2396 optimize_function_for_size_p.
2397 * global.c (find_reg): Use optimize_function_for_size_p.
2398 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
2399 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
2400 flag_prefetch_loop_arrays. Those can work it out from profile.
2401 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
2402 optimize_loop_for_speed_p.
2403 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
2405 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
2406 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
2407 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
2408 * local-alloc.c (block_alloc): Pass BB pointer.
2409 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
2410 * gcse.c (gcse_main): Use optimize_function_for_size_p.
2411 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
2412 (decide_peel_completely): Likewise.
2413 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
2414 optimize_loop_for_size_p.
2415 (vect_enhance_data_refs_alignment): Likewise.
2416 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
2417 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
2418 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
2419 (try_crossjump_bb): Use optimize_bb_for_size_p.
2420 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2421 optimize_loop_for_speed_p.
2422 * bb-reorder.c (find_traces_1_round): Likewise.
2423 (copy_bb): Use optimize_bb_for_speed_p.
2424 (duplicate_computed_gotos): Likewise.
2425 * basic-block.h (optimize_loop_nest_for_size_p,
2426 optimize_loop_nest_for_speed_p): New.
2427 * stmt.c (expand_case): Use optimize_insn_for_size_p.
2429 2008-08-29 Tristan Gingold <gingold@adacore.com>
2431 * gcov.c (main): Call expandargv.
2433 2008-08-29 Jan Hubicka <jh@suse.cz>
2435 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
2437 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2439 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
2440 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2442 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
2444 2008-08-29 Jan Hubicka <jh@suse.cz>
2446 * tree-pass.h (pass_strip_predict_hints): Declare.
2447 * predict.c (strip_builtin_expect): Rename to ...
2448 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
2449 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
2450 (tree_estimate_probability): Do not strip builtin_expect.
2451 (pass_strip_predict_hints): New pass.
2452 * tree-inline.c (expand_call_inline): When inlining cold function, predict
2454 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2456 2008-08-29 Richard Guenther <rguenther@suse.de>
2458 PR tree-optimization/37207
2459 * tree-vrp.c (extract_range_from_binary_expr): Also try
2460 to constant fold if only one of the operands is a constant.
2462 2008-08-29 Nick Clifton <nickc@redhat.com>
2464 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
2465 the same way as SYMBOL_REFs.
2467 2008-08-28 Bob Wilson <bob.wilson@acm.org>
2469 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2471 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2473 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
2474 * config/mips/mips.md (branch_likely): Remove const. Fix
2476 (define_delay for type "branch"): Change to only apply for branch
2477 with likely variant.
2478 (define_delay for type "branch" and "branch_likely" no). New delay
2480 (equality_op): New code iterator.
2481 (bbv, bbinv): New code attributes.
2482 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
2485 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2486 Andrew Pinski <pinskia@gcc.gnu.org>
2489 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2491 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2493 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2494 rule that a symbolic constant must be defined and >= 0 for the
2495 corresponding facility to be present at compile-time.
2496 * gthr-posix.c: Likewise.
2498 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2500 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2501 * config/mips/mips.md (D): New mode attribute.
2502 (mulsi3, muldi3): Merge it into ...
2503 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
2505 (muldi3_mul3): New pattern.
2506 (mulsi3_mult3): Rename to mulsi3_mul3.
2508 2008-08-28 Jan Hubicka <jh@suse.cz>
2510 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2512 * predict.c (always_optimize_for_size_p): Rename to ...
2513 (optimize_function_for_size): ... this one; make extern.
2514 (optimize_function_for_speed_p): New.
2515 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2516 optimize_edge_for_size_p,optimize_edge_for_size_p,
2517 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2518 * basic-block.h (optimize_function_for_size_p,
2519 optimize_function_for_speed_p): Declare.
2520 * i386.md (optimize_size checks): Replace them by appropriate
2522 (standard_80387_constant_p, ix86_compute_frame_layout,
2523 ix86_expand_epilogue, ix86_decompose_address,
2524 print_operand, emit_i387_cw_initialization,
2525 inline_memory_move_cost, ix86_pad_returns,
2526 ix86_reorg): Replace optimize_size checks.
2528 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2530 * rtl.h (simplify_subreg_regno): Declare.
2531 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2532 * simplify-rtx.c (simplify_subreg): ...here.
2533 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2534 subreg_offset_representable_p.
2536 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2539 * c-typeck.c (convert_for_assignment): Give a note describing what
2540 was passed and what was expected.
2542 2008-08-28 Joey Ye <joey.ye@intel.com>
2544 * doc/extend.texi: Document AVX built-in functions.
2545 * doc/invoke.texi: Document -mavx.
2547 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2548 Joey Ye <joey.ye@intel.com>
2549 Xuepeng Guo <xuepeng.guo@intel.com>
2551 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2553 * config/i386/cpuid.h (bit_FMA): New.
2554 (bit_XSAVE): Likewise.
2555 (bit_OSXSAVE): Likewise.
2556 (bit_AVX): Likewise.
2558 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2559 define. Use ASM_OUTPUT_AVX_PREFIX.
2561 * config/i386/gmmintrin.h: New.
2563 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2564 (OPTION_MASK_ISA_AVX_SET): New.
2565 (OPTION_MASK_ISA_FMA_SET): Likewise.
2566 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2567 (OPTION_MASK_ISA_FMA_SET): Likewise.
2568 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2569 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2570 (pta_flags): Add PTA_AVX and PTA_FMA.
2571 (override_options): Handle PTA_AVX and PTA_FMA.
2572 (init_cumulative_args): Handle warn_avx.
2573 (classify_argument): Return 0 for COImode and OImode. Return
2574 1 and X86_64_AVX_CLASS for 256bit vector types.
2575 (examine_argument): Handle X86_64_AVX_CLASS.
2576 (construct_container): Likewise.
2577 (function_arg_advance_32): Pass OImode and 256bit vector types
2579 (function_arg_advance_64): Take a new argument to indicate if a
2580 parameter is named. Handle 256bit vector types. Return
2581 immediately for unnamed 256bit vector mode parameters.
2582 (function_arg_advance): Updated.
2583 (function_arg_32): Add comments for TImode. Handle OImode
2584 and 256bit vector types.
2585 (function_arg_64): Take a new argument to indicate if a
2586 parameter is named. Handle 256bit vector types. Return NULL
2587 for unnamed 256bit vector mode parameters.
2588 (function_arg): Updated.
2589 (setup_incoming_varargs_64): Support
2590 AVX encoding for *sse_prologue_save_insn.
2591 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2592 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2593 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2594 enabled, otherwise return -3.
2595 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2597 (print_reg): Support AVX registers. Handle 'x' and 't'.
2598 Handle 'd' to duplicate the operand.
2599 (print_operand): Likewise. Also support AVX vector compare
2601 (output_387_binary_op): Support AVX.
2602 (output_fp_compare): Likewise.
2603 (ix86_expand_vector_move_misalign): Likewise.
2604 (ix86_attr_length_vex_default): New.
2605 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2606 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2607 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2608 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2609 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2610 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2611 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2612 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2613 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2614 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2615 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2616 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2617 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2618 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2619 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2620 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2621 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2622 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2623 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2624 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2625 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2626 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2627 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2628 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2629 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2630 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2631 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2632 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2633 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2634 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2635 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2636 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2637 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2638 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2639 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2640 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2641 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2642 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2643 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2644 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2645 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2646 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2647 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2648 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2649 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2650 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2651 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2652 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2653 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2654 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2655 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2656 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2657 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2658 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2659 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2660 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2661 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2662 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2663 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2664 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2665 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2666 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2667 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2668 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2669 and IX86_BUILTIN_MOVMSKPS256,
2670 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2671 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2672 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2673 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2674 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2675 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2676 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2677 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2678 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2679 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2680 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2681 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2682 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2683 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2684 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2685 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2686 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2687 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2688 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2689 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2690 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2691 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2692 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2693 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2694 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2695 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2696 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2697 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2698 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2699 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2700 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2701 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2702 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2703 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2704 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2705 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2706 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2707 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2708 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2709 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2710 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2711 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2712 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2713 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2714 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2715 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2716 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2717 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2718 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2719 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2720 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2721 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2722 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2723 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2724 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2725 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2726 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2727 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2729 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2730 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2731 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2732 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2733 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2734 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2735 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2736 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2737 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2738 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2739 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2740 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2741 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2742 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2743 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2744 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2745 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2746 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2747 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2748 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2749 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2750 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2751 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2752 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2753 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2754 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2755 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2756 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2757 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2758 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2759 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2760 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2761 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2762 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2763 IX86_BUILTIN_MOVMSKPS256.
2764 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2765 (ix86_expand_args_builtin): Likewise.
2766 (ix86_expand_special_args_builtin): Likewise.
2767 (ix86_hard_regno_mode_ok): Handle AVX modes.
2768 (ix86_expand_vector_init_duplicate): Likewise.
2769 (ix86_expand_vector_init_one_nonzero): Likewise.
2770 (ix86_expand_vector_init_one_var): Likewise.
2771 (ix86_expand_vector_init_concat): Likewise.
2772 (ix86_expand_vector_init_general): Likewise.
2773 (ix86_expand_vector_set): Likewise.
2774 (ix86_vector_mode_supported_p): Likewise.
2775 (x86_extended_reg_mentioned_p): Check INSN_P before using
2778 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2779 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2781 * config/i386/i386.h (TARGET_AVX): New.
2782 (TARGET_FMA): Likewise.
2783 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2784 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2785 (VALID_AVX256_REG_MODE): New.
2786 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2787 (AVX_FLOAT_MODE_P): Likewise.
2788 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2789 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2790 (AVX_VEC_FLOAT_MODE_P): Likewise.
2791 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2792 (ASM_OUTPUT_OPCODE): Likewise.
2793 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2795 (SSE_REG_MODE_P): Allow 256bit vector modes.
2796 (ix86_args): Add a warn_avx field.
2798 * config/i386/i386.md (UNSPEC_PCMP): New.
2799 (UNSPEC_VPERMIL): Likewise.
2800 (UNSPEC_VPERMIL2): Likewise.
2801 (UNSPEC_VPERMIL2F128): Likewise.
2802 (UNSPEC_MASKLOAD): Likewise.
2803 (UNSPEC_MASKSTORE): Likewise.
2804 (UNSPEC_CAST): Likewise.
2805 (UNSPEC_VTESTP): Likewise.
2806 (UNSPECV_VZEROALL): Likewise.
2807 (UNSPECV_VZEROUPPER): Likewise.
2808 (XMM0_REG): Likewise.
2809 (XMM1_REG): Likewise.
2810 (XMM2_REG): Likewise.
2811 (XMM3_REG): Likewise.
2812 (XMM4_REG): Likewise.
2813 (XMM5_REG): Likewise.
2814 (XMM6_REG): Likewise.
2815 (XMM8_REG): Likewise.
2816 (XMM9_REG): Likewise.
2817 (XMM10_REG): Likewise.
2818 (XMM11_REG): Likewise.
2819 (XMM12_REG): Likewise.
2820 (XMM13_REG): Likewise.
2821 (XMM14_REG): Likewise.
2822 (XMM15_REG): Likewise.
2824 (prefix_vex_imm8): Likewise.
2825 (prefix_vex_w): Likewise.
2826 (length_vex): Likewise.
2829 (*avx_ashlti3): Likewise.
2830 (*avx_lshrti3): Likewise.
2831 (*avx_setcc<mode>): Likewise.
2832 (*fop_<mode>_comm_mixed_avx): Likewise.
2833 (*fop_<mode>_comm_avx): Likewise.
2834 (*fop_<mode>_1_mixed_avx): Likewise.
2835 (*fop_<mode>_1_avx): Likewise.
2836 (*avx_<code><mode>3): Likewise.
2837 (*avx_ieee_smin<mode>3): Likewise.
2838 (*avx_ieee_smax<mode>3): Likewise.
2839 (mode): Add OI, V8SF and V4DF.
2840 (length): Support VEX prefix.
2841 (*cmpfp_i_mixed): Set prefix attribute.
2842 (*cmpfp_i_sse): Likewise.
2843 (*cmpfp_iu_mixed): Likewise.
2844 (*cmpfp_iu_sse): Likewise.
2845 (*movsi_1): Support AVX.
2846 (*movdi_2): Likewise.
2847 (*movdi_1_rex64): Likewise.
2848 (*movti_internal): Likewise.
2849 (*movti_rex64): Likewise.
2850 (*movsf_1): Likewise.
2851 (*movdf_nointeger): Likewise.
2852 (*movdf_integer_rex64): Likewise.
2853 (*movtf_internal): Likewise.
2854 (zero_extendsidi2_32): Likewise.
2855 (zero_extendsidi2_rex64): Likewise.
2856 (*extendsfdf2_mixed): Likewise.
2857 (*extendsfdf2_sse): Likewise.
2858 (*truncdfsf_fast_mixed): Likewise.
2859 (*truncdfsf_fast_sse): Likewise.
2860 (*truncdfsf_mixed): Likewise.
2861 (fix_trunc<mode>di_sse): Likewise.
2862 (fix_trunc<mode>si_sse): Likewise.
2863 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2864 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2865 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2866 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2867 (*rcpsf2_sse): Likewise.
2868 (*rsqrtsf2_sse): Likewise.
2869 (*sqrt<mode>2_sse): Likewise.
2870 (sse4_1_round<mode>2): Likewise.
2871 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2872 Support AVX. Set length attribute properly for AVX.
2874 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2875 (VECTOR_MODES (FLOAT, 32)): Likewise.
2876 (VECTOR_MODE (INT, DI, 8)): Likewise.
2877 (VECTOR_MODE (INT, HI, 32)): Likewise.
2878 (VECTOR_MODE (INT, QI, 64)): Likewise.
2879 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2880 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2881 (VECTOR_MODE (INT, DI, 4)): Removed.
2882 (VECTOR_MODE (INT, SI, 8)): Likewise.
2883 (VECTOR_MODE (INT, HI, 16)): Likewise.
2884 (VECTOR_MODE (INT, QI, 32)): Likewise.
2885 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2886 (INT_MODE (OI, 32)): Likewise.
2888 * config/i386/i386.opt (mavx): New.
2891 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2893 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2894 (*mov<mode>_internal_avx): New.
2895 (*movv2sf_internal_rex64_avx): Likewise.
2896 (*movv2sf_internal_avx): Likewise.
2898 * config/i386/predicates.md (const_4_to_5_operand): New.
2899 (const_6_to_7_operand): Likewise.
2900 (const_8_to_11_operand): Likewise.
2901 (const_12_to_15_operand): Likewise.
2902 (avx_comparison_float_operator): Likewise.
2904 * config/i386/sse.md (AVX256MODEI): New.
2905 (AVX256MODE): Likewise.
2906 (AVXMODEQI): Likewise.
2907 (AVXMODE): Likewise.
2908 (AVX256MODEF2P): Likewise.
2909 (AVX256MODE2P): Likewise.
2910 (AVX256MODE4P): Likewise.
2911 (AVX256MODE8P): Likewise.
2912 (AVXMODEF2P): Likewise.
2913 (AVXMODEF4P): Likewise.
2914 (AVXMODEDCVTDQ2PS): Likewise.
2915 (AVXMODEDCVTPS2DQ): Likewise.
2916 (avxvecmode): Likewise.
2917 (avxvecpsmode): Likewise.
2918 (avxhalfvecmode): Likewise.
2919 (avxscalarmode): Likewise.
2920 (avxcvtvecmode): Likewise.
2921 (avxpermvecmode): Likewise.
2922 (avxmodesuffixf2c): Likewise.
2923 (avxmodesuffixp): Likewise.
2924 (avxmodesuffixs): Likewise.
2925 (avxmodesuffix): Likewise.
2926 (vpermilbits): Likewise.
2927 (pinsrbits): Likewise.
2928 (mov<mode>): Likewise.
2929 (*mov<mode>_internal): Likewise.
2930 (push<mode>1): Likewise.
2931 (movmisalign<mode>): Likewise.
2932 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2933 (avx_movdqu<avxmodesuffix>): Likewise.
2934 (avx_lddqu<avxmodesuffix>): Likewise.
2935 (<plusminus_insn><mode>3): Likewise.
2936 (*avx_<plusminus_insn><mode>3): Likewise.
2937 (*avx_vm<plusminus_insn><mode>3): Likewise.
2938 (mul<mode>3): Likewise.
2939 (*avx_mul<mode>3): Likewise.
2940 (*avx_vmmul<mode>3): Likewise.
2941 (divv8sf3): Likewise.
2942 (divv4df3): Likewise.
2943 (avx_div<mode>3): Likewise.
2944 (*avx_div<mode>3): Likewise.
2945 (*avx_vmdiv<mode>3): Likewise.
2946 (avx_rcpv8sf2): Likewise.
2947 (*avx_vmrcpv4sf2): Likewise.
2948 (sqrtv8sf2): Likewise.
2949 (avx_sqrtv8sf2): Likewise.
2950 (*avx_vmsqrt<mode>2): Likewise.
2951 (rsqrtv8sf2): Likewise.
2952 (avx_rsqrtv8sf2): Likewise.
2953 (*avx_vmrsqrtv4sf2): Likewise.
2954 (<code><mode>3): Likewise.
2955 (*avx_<code><mode>3_finite): Likewise.
2956 (*avx_<code><mode>3): Likewise.
2957 (*avx_vm<code><mode>3): Likewise.
2958 (*avx_ieee_smin<mode>3): Likewise.
2959 (*avx_ieee_smax<mode>3): Likewise.
2960 (avx_addsubv8sf3): Likewise.
2961 (avx_addsubv4df3): Likewise.
2962 (*avx_addsubv4sf3): Likewise.
2963 (*avx_addsubv2df3): Likewise.
2964 (avx_h<plusminus_insn>v4df3): Likewise.
2965 (avx_h<plusminus_insn>v8sf3): Likewise.
2966 (*avx_h<plusminus_insn>v4sf3): Likewise.
2967 (*avx_h<plusminus_insn>v2df3): Likewise.
2968 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2969 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2970 (*avx_maskcmp<mode>3): Likewise.
2971 (avx_nand<mode>3): Likewise.
2972 (*avx_<code><mode>3): Likewise.
2973 (*avx_nand<mode>3): Likewise.
2974 (*avx_<code><mode>3): Likewise.
2975 (*avx_cvtsi2ss): Likewise.
2976 (*avx_cvtsi2ssq): Likewise.
2977 (*avx_cvtsi2sd): Likewise.
2978 (*avx_cvtsi2sdq): Likewise.
2979 (*avx_cvtsd2ss): Likewise.
2980 (avx_cvtss2sd): Likewise.
2981 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2982 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2983 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2984 (*avx_cvtsi2sd): Likewise.
2985 (*avx_cvtsi2sdq): Likewise.
2986 (avx_cvtdq2pd256): Likewise.
2987 (avx_cvtpd2dq256): Likewise.
2988 (avx_cvttpd2dq256): Likewise.
2989 (*avx_cvtsd2ss): Likewise.
2990 (*avx_cvtss2sd): Likewise.
2991 (avx_cvtpd2ps256): Likewise.
2992 (avx_cvtps2pd256): Likewise.
2993 (*avx_movhlps): Likewise.
2994 (*avx_movlhps): Likewise.
2995 (avx_unpckhps256): Likewise.
2996 (*avx_unpckhps): Likewise.
2997 (avx_unpcklps256): Likewise.
2998 (*avx_unpcklps): Likewise.
2999 (avx_movshdup256): Likewise.
3000 (avx_movsldup256): Likewise.
3001 (avx_shufps256): Likewise.
3002 (avx_shufps256_1): Likewise.
3003 (*avx_shufps_<mode>): Likewise.
3004 (*avx_loadhps): Likewise.
3005 (*avx_storelps): Likewise.
3006 (*avx_loadlps): Likewise.
3007 (*avx_movss): Likewise.
3008 (*vec_dupv4sf_avx): Likewise.
3009 (*vec_concatv2sf_avx): Likewise.
3010 (*vec_concatv4sf_avx): Likewise.
3011 (*vec_setv4sf_0_avx): Likewise.
3012 (*vec_setv4sf_avx): Likewise.
3013 (*avx_insertps): Likewise.
3014 (avx_vextractf128<mode>): Likewise.
3015 (vec_extract_lo_<mode>): Likewise.
3016 (vec_extract_hi_<mode>): Likewise.
3017 (vec_extract_lo_<mode>): Likewise.
3018 (vec_extract_hi_<mode>): Likewise.
3019 (vec_extract_lo_v16hi): Likewise.
3020 (vec_extract_hi_v16hi): Likewise.
3021 (vec_extract_lo_v32qi): Likewise.
3022 (vec_extract_hi_v32qi): Likewise.
3023 (avx_unpckhpd256): Likewise.
3024 (*avx_unpckhpd): Likewise.
3025 (avx_movddup256): Likewise.
3026 (*avx_movddup): Likewise.
3027 (avx_unpcklpd256): Likewise.
3028 (*avx_unpcklpd): Likewise.
3029 (avx_shufpd256): Likewise.
3030 (avx_shufpd256_1): Likewise.
3031 (*avx_punpckhqdq): Likewise.
3032 (*avx_punpcklqdq): Likewise.
3033 (*avx_shufpd_<mode>): Likewise.
3034 (*avx_storehpd): Likewise.
3035 (*avx_loadhpd): Likewise.
3036 (*avx_loadlpd): Likewise.
3037 (*avx_movsd): Likewise.
3038 (*vec_concatv2df_avx): Likewise.
3039 (*avx_<plusminus_insn><mode>3): Likewise.
3040 (*avx_<plusminus_insn><mode>3): Likewise.
3041 (*avx_mulv8hi3): Likewise.
3042 (*avxv8hi3_highpart): Likewise.
3043 (*avx_umulv8hi3_highpart): Likewise.
3044 (*avx_umulv2siv2di3): Likewise.
3045 (*avx_mulv2siv2di3): Likewise.
3046 (*avx_pmaddwd): Likewise.
3047 (*avx_mulv4si3): Likewise.
3048 (*avx_ashr<mode>3): Likewise.
3049 (*avx_lshr<mode>3): Likewise.
3050 (*avx_ashl<mode>3): Likewise.
3051 (*avx_<code><mode>3): Likewise.
3052 (*avx_eq<mode>3): Likewise.
3053 (*avx_gt<mode>3): Likewise.
3054 (*avx_nand<mode>3): Likewise.
3055 (*avx_nand<mode>3): Likewise.
3056 (*avx_<code><mode>3): Likewise.
3057 (*avx_<code><mode>3): Likewise.
3058 (*avx_packsswb): Likewise.
3059 (*avx_packssdw): Likewise.
3060 (*avx_packuswb): Likewise.
3061 (*avx_punpckhbw): Likewise.
3062 (*avx_punpcklbw): Likewise.
3063 (*avx_punpckhwd): Likewise.
3064 (*avx_punpcklwd): Likewise.
3065 (*avx_punpckhdq): Likewise.
3066 (*avx_punpckldq): Likewise.
3067 (*avx_pinsr<avxmodesuffixs>): Likewise.
3068 (*avx_pinsrq): Likewise.
3069 (*avx_loadld): Likewise.
3070 (*vec_extractv2di_1_rex64_avx): Likewise.
3071 (*vec_extractv2di_1_avx): Likewise.
3072 (*vec_dupv2di_avx): Likewise.
3073 (*vec_concatv2si_avx): Likewise.
3074 (*vec_concatv4si_1_avx): Likewise.
3075 (*vec_concatv2di_avx): Likewise.
3076 (*vec_concatv2di_rex64_avx): Likewise.
3077 (*avx_uavgv16qi3): Likewise.
3078 (*avx_uavgv8hi3): Likewise.
3079 (*avx_psadbw): Likewise.
3080 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
3081 (*avx_phaddwv8hi3): Likewise.
3082 (*avx_phadddv4si3): Likewise.
3083 (*avx_phaddswv8hi3): Likewise.
3084 (*avx_phsubwv8hi3): Likewise.
3085 (*avx_phsubdv4si3): Likewise.
3086 (*avx_phsubswv8hi3): Likewise.
3087 (*avx_pmaddubsw128): Likewise.
3088 (*avx_pmulhrswv8hi3): Likewise.
3089 (*avx_pshufbv16qi3): Likewise.
3090 (*avx_psign<mode>3): Likewise.
3091 (*avx_palignrti): Likewise.
3092 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3093 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3094 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3095 (*avx_mpsadbw): Likewise.
3096 (*avx_packusdw): Likewise.
3097 (*avx_pblendvb): Likewise.
3098 (*avx_pblendw): Likewise.
3099 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3100 (avx_ptest256): Likewise.
3101 (avx_roundp<avxmodesuffixf2c>256): Likewise.
3102 (*avx_rounds<ssemodesuffixf2c>): Likewise.
3103 (*avx_aesenc): Likewise.
3104 (*avx_aesenclast): Likewise.
3105 (*avx_aesdec): Likewise.
3106 (*avx_aesdeclast): Likewise.
3107 (avx_vzeroupper): Likewise.
3108 (avx_vzeroupper_rex64): Likewise.
3109 (avx_vpermil<mode>): Likewise.
3110 (avx_vpermilvar<mode>3): Likewise.
3111 (avx_vpermil2<mode>3): Likewise.
3112 (avx_vperm2f128<mode>3): Likewise.
3113 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3114 (avx_vbroadcastss256): Likewise.
3115 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
3116 (avx_vinsertf128<mode>): Likewise.
3117 (vec_set_lo_<mode>): Likewise.
3118 (vec_set_hi_<mode>): Likewise.
3119 (vec_set_lo_<mode>): Likewise.
3120 (vec_set_hi_<mode>): Likewise.
3121 (vec_set_lo_v16hi): Likewise.
3122 (vec_set_hi_v16hi): Likewise.
3123 (vec_set_lo_v32qi): Likewise.
3124 (vec_set_hi_v32qi): Likewise.
3125 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3126 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3127 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
3128 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
3129 (vec_init<mode>): Likewise.
3130 (*vec_concat<mode>_avx): Likewise.
3131 (blendbits): Support V8SF and V4DF.
3132 (sse2_movq128): Support AVX.
3133 (<sse>_movnt<mode>): Likewise.
3134 (sse2_movntv2di): Likewise.
3135 (sse_rcpv4sf2): Likewise.
3136 (sse_sqrtv4sf2): Likewise.
3137 (sse_rsqrtv4sf2): Likewise.
3138 (<sse>_comi): Likewise.
3139 (<sse>_ucomi): Likewise.
3140 (sse_cvtss2si): Likewise.
3141 (sse_cvtss2si_2): Likewise.
3142 (sse_cvtss2siq): Likewise.
3143 (sse_cvtss2siq_2): Likewise.
3144 (sse_cvttss2si): Likewise.
3145 (sse_cvttss2siq): Likewise.
3146 (sse2_cvtsd2si): Likewise.
3147 (sse2_cvtsd2si_2): Likewise.
3148 (sse2_cvtsd2siq): Likewise.
3149 (sse2_cvtsd2siq_2): Likewise.
3150 (sse2_cvttsd2si): Likewise.
3151 (sse2_cvttsd2siq): Likewise.
3152 (sse2_cvtdq2pd): Likewise.
3153 (*sse2_cvtpd2dq): Likewise.
3154 (*sse2_cvttpd2dq): Likewise.
3155 (*sse2_cvtpd2ps): Likewise.
3156 (sse2_cvtps2pd): Likewise.
3157 (sse3_movshdup): Likewise.
3158 (sse3_movsldup): Likewise.
3159 (sse_storehps): Likewise.
3160 (*sse4_1_extractps): Likewise.
3161 (sse2_storelpd): Likewise.
3162 (vec_dupv2df_sse3): Likewise.
3163 (*vec_concatv2df_sse3): Likewise.
3164 (*sse4_1_pextrb): Likewise.
3165 (*sse4_1_pextrb_memory): Likewise.
3166 (*sse2_pextrw): Likewise.
3167 (*sse4_1_pextrw_memory): Likewise.
3168 (*sse4_1_pextrd): Likewise.
3169 (*sse4_1_pextrq): Likewise.
3170 (sse2_pshufd_1): Likewise.
3171 (sse2_pshuflw_1): Likewise.
3172 (sse2_pshufhw_1): Likewise.
3173 (*sse2_storeq_rex64): Likewise.
3174 (*vec_dupv4si): Likewise.
3175 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
3176 (sse2_pmovmskb): Likewise.
3177 (*sse2_maskmovdqu): Likewise.
3178 (*sse2_maskmovdqu_rex64): Likewise.
3179 (sse_ldmxcsr): Likewise.
3180 (sse_stmxcsr): Likewise.
3181 (abs<mode>2): Likewise.
3182 (sse4_1_movntdqa): Likewise.
3183 (sse4_1_phminposuw): Likewise.
3184 (sse4_1_extendv8qiv8hi2): Likewise.
3185 (*sse4_1_extendv8qiv8hi2): Likewise.
3186 (sse4_1_extendv4qiv4si2): Likewise.
3187 (*sse4_1_extendv4qiv4si2): Likewise.
3188 (sse4_1_extendv2qiv2di2): Likewise.
3189 (*sse4_1_extendv2qiv2di2): Likewise.
3190 (sse4_1_extendv4hiv4si2): Likewise.
3191 (*sse4_1_extendv4hiv4si2): Likewise.
3192 (sse4_1_extendv2hiv2di2): Likewise.
3193 (*sse4_1_extendv2hiv2di2): Likewise.
3194 (sse4_1_extendv2siv2di2): Likewise.
3195 (*sse4_1_extendv2siv2di2): Likewise.
3196 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3197 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3198 (sse4_1_zero_extendv4qiv4si2): Likewise.
3199 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3200 (sse4_1_zero_extendv2qiv2di2): Likewise.
3201 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3202 (sse4_1_zero_extendv4hiv4si2): Likewise.
3203 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3204 (sse4_1_zero_extendv2hiv2di2): Likewise.
3205 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3206 (sse4_1_zero_extendv2siv2di2): Likewise.
3207 (*sse4_1_zero_extendv2siv2di2): Likewise.
3208 (sse4_1_ptest): Likewise.
3209 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
3210 (sse4_2_pcmpestri): Likewise.
3211 (sse4_2_pcmpestrm): Likewise.
3212 (sse4_2_pcmpistri): Likewise.
3213 (sse4_2_pcmpistrm): Likewise.
3215 (aeskeygenassist): Likewise.
3217 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
3219 * config/i386/predicates.md (vzeroall_operation): New.
3221 * config/i386/sse.md (avx_vzeroall): New.
3222 (*avx_vzeroall): Likewise.
3224 2008-08-28 Paul Brook <paul@codesourcery.com>
3225 Mark Shinwell <shinwell@codesourcery.com>
3226 Richard Earnshaw <richard.earnshaw@arm.com>
3228 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
3229 (TARGET_MIN_ANCHOR_OFFSET): New.
3230 (arm_override_options): Set correct anchor ranges for Thumb-1
3231 and Thumb-2 if required.
3232 (legitimize_pic_address): Handle case involving a TLS symbol
3233 reference with an addend.
3234 (arm_optimization_options): Enable section anchors at -O1 and
3236 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
3237 * config/arm/arm-protos.h (arm_optimization_options): New.
3239 2008-08-28 Nick Clifton <nickc@redhat.com>
3241 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
3242 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
3245 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
3246 * config/v850/v850.md (return): Remove frame size restriction.
3248 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
3250 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
3252 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
3254 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
3256 2008-08-28 Paul Brook <paul@codesourcery.com>
3258 * config/arm/vfp11.md: Update license notice.
3259 * config/arm/cortex-r4.md: Ditto.
3261 2008-08-28 Richard Guenther <rguenther@suse.de>
3263 PR tree-optimization/37207
3264 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
3267 2008-08-28 Dodji Seketeli <dodji@redhat.com>
3270 * tree.c (int_fits_type_p): Don't forget unsigned integers
3271 of type sizetype which higher end word equals -1.
3273 2008-08-28 Ira Rosen <irar@il.ibm.com>
3275 * target.h (struct vectorize): Add new target builtin.
3276 * tree-vectorizer.c (destroy_loop_vec_info): Call
3277 vect_free_slp_instance instead of vect_free_slp_node.
3278 * tree-vectorizer.h (enum slp_load_perm_type): New.
3279 (struct _slp_instance): Add new fields.
3280 (SLP_INSTANCE_LOAD_PERMUTATION): New.
3281 (SLP_INSTANCE_LOADS): New.
3282 (vect_free_slp_tree): Remove.
3283 (vect_free_slp_instance): Declare.
3284 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
3285 (vectorizable_load): Add argument.
3286 (vect_transform_slp_perm_load): New.
3287 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
3289 (vect_get_place_in_interleaving_chain): New function.
3290 (vect_free_slp_tree): Make static.
3291 (vect_free_slp_instance): New function.
3292 (vect_build_slp_tree): Add new arguments. Allow load permutations and
3293 collect the load location in the interleaving chain.
3294 (vect_supported_slp_permutation_p): New function.
3295 (vect_supported_load_permutation_p): Likewise.
3296 (vect_analyze_slp_instance): In case of loads permutation, call
3297 vect_supported_load_permutation_p to check that the permutation is
3299 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
3300 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
3301 (vect_create_mask_and_perm): New function.
3302 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
3303 (vectorizable_load): Add an argument. Don't keep the created vectors
3304 statements in the node if permutation is required. Call
3305 vect_transform_slp_perm_load to generate the permutation.
3306 (vect_transform_stmt): Add new argument. Call vectorizable_load with
3307 additional argument.
3308 (vect_schedule_slp_instance): In case of loads permutation, allocate
3309 vectorized statements structure for all the related SLP nodes. Call
3310 vect_transform_stmt with addditional argument.
3311 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
3312 * config/spu/spu.c (spu_builtin_vec_perm): New.
3313 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3314 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
3315 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
3316 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3318 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
3320 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
3321 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
3322 __gthread_cond_signal, __gthread_cond_timedwait,
3323 __gthread_cond_timedwait_recursive): New functions.
3324 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
3326 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
3329 2008-08-28 Richard Guenther <rguenther@suse.de>
3332 * fold-const.c (maybe_canonicalize_comparison_1): Require
3333 undefined overflow only for canonicalizing A +- CST cmp CST.
3334 Make sure to not generate new constants that are not inside
3335 their TYPE_MIN/MAX_VALUE range.
3336 (maybe_canonicalize_comparison): Remove undefined overflow
3338 (fold_binary): Remove now duplicate folding.
3340 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3342 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
3343 use not updated in the last change.
3345 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3347 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
3348 (IRA_COVER_CLASSES): Add FPUL_REGS.
3350 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3353 * c-common.c (conversion_warning): Check for null operands.
3355 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3358 * c-decl.c (check_for_loop_decls): Improve error message. Give
3361 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3364 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
3365 (convert_for_assignment): Pass corrent OPT_W* parameter to
3366 WARN_FOR_ASSIGNMENT.
3368 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3371 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
3373 2008-08-27 Paul Brook <paul@codesourcery.com>
3375 * config.gcc: Loosen checks for arm uclinux eabi targets.
3377 2008-08-27 Paul Brook <paul@codesourcery.com>
3379 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
3381 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3383 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
3385 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
3386 the enumerators of an ENUMERAL_TYPE.
3387 * dbxout.c (dbxout_type): Ditto.
3389 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
3392 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
3393 (fwprop_addr): Check that the loop_father is not the outer loop.
3395 2008-08-26 Paul Brook <paul@codesourcery.com>
3397 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
3398 Remove documentation entry for fmul type.
3399 Use fmuls to annotate single-precision multiplication patterns,
3400 fmuld to annotate double-precision multiplication patterns,
3401 fmacs to annotate single-precision multiply-accumulate patterns
3402 and fmacd to annotate double-precision multiply-accumulate patterns.
3403 * config/arm/vfp11.md: Update reservations accordingly.
3404 * config/arm/arm.md: Note that certain values of the "type"
3405 attribute are documented in vfp.md.
3406 * config/arm/arm1020e.md: Remove out of date duplicate comment.
3407 (v10_cvt): Use new fmul types.
3409 2008-08-26 Paul Brook <paul@codesourcery.com>
3411 * config/arm/vfp.md: Move pipeline description for VFP11 to...
3412 * config/arm/vfp11.md: ...here. New.
3413 * config/arm/arm.md: Include vfp11.md.
3415 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
3417 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
3418 parameter to inform call.
3420 2008-08-26 Jeff Law <law@redhat.com>
3422 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
3423 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
3424 preferred class when copying a constant into a partial word register.
3426 2008-08-26 Ben Elliston <bje@au.ibm.com>
3428 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
3429 * cp/typeck.c: Likewise.
3430 * cp/tree.c: Likewise.
3431 * gimple-low.c: Likewise.
3434 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
3436 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
3437 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
3439 * doc/passes.texi: Describe IRA.
3441 * doc/tm.texi (IRA_COVER_CLASSES,
3442 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
3444 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
3445 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
3446 -fira-propagate-cost, -fno-ira-share-save-slots,
3447 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
3449 * flags.h (ira_algorithm): New enumeration.
3450 (flag_ira_algorithm, flag_ira_verbose): New external variable
3453 * postreload.c (gate_handle_postreload): Don't do post reload
3454 optimizations unless the reload is completed.
3456 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
3459 * tree-pass.h (pass_ira): New external variable declaration.
3461 * reload.h: Add 2008 to the Copyright.
3463 * cfgloopanal.c: Include params.h.
3464 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
3467 * params.h (IRA_MAX_LOOPS_NUM): New macro.
3469 * toplev.c (ira.h): New include.
3470 (flag_ira_algorithm, flag_ira_verbose): New external variables.
3471 (backend_init_target): Call ira_init.
3472 (backend_init): Call ira_init_once.
3473 (finalize): Call finish_ira_once.
3475 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
3476 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
3479 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
3480 may_move_out_cost): New external variable declarations.
3481 (move_table): New typedef.
3483 * caller-save.c: Include headers output.h and ira.h.
3484 (no_caller_save_reg_set): New global variable.
3485 (save_slots_num, save_slots): New variables.
3486 (reg_save_code, reg_restore_code, add_stored_regs): Add
3488 (init_caller_save): Set up no_caller_save_reg_set.
3489 (init_save_areas): Reset save_slots_num.
3490 (saved_hard_reg): New structure.
3491 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3492 (initiate_saved_hard_regs, new_saved_hard_reg,
3493 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3495 (setup_save_areas): Add code for sharing stack slots.
3496 (all_blocks): New variable.
3497 (save_call_clobbered_regs): Process pseudo-register too.
3498 (mark_set_regs): Process pseudo-register too.
3499 (insert_one_insn): Put the insn after bb note in a empty basic
3500 block. Add insn check.
3502 * global.c (eliminable_regset): Make it external.
3503 (mark_elimination): Use DF_LR_IN for IRA.
3504 (pseudo_for_reload_consideration_p): New.
3505 (build_insn_chain): Make it external. Don't ignore spilled
3506 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3507 (gate_handle_global_alloc): New function.
3508 (pass_global_alloc): Add the gate function.
3510 * opts.c (decode_options): Set up flag_ira. Print the warning for
3512 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3514 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3516 * regmove.c (regmove_optimize): Don't do replacement of output for
3519 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3520 New external variable declarations.
3522 * local-alloc.c (update_equiv_regs): Make it external. Return
3523 true if jump label rebuilding should be done. Rescan new_insn for
3525 (gate_handle_local_alloc): New function.
3526 (pass_local_alloc): Add the gate function.
3528 * alias.c (value_addr_p, stack_addr_p): New functions.
3529 (nonoverlapping_memrefs_p): Use them for IRA.
3531 * common.opt (fira, fira-algorithm, fira-coalesce,
3532 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3533 fira-verbose): New options.
3535 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3536 move_cost, may_move_in_cost, may_move_out_cost): Make the
3538 (move_table): Remove typedef.
3539 (init_move_cost): Make it external.
3540 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3543 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3544 setup_reg_classes): New function prototypes.
3545 (eliminable_regset): New external variable declaration.
3546 (build_insn_chain, update_equiv_regs): New function prototypes.
3548 * Makefile.in (IRA_INT_H): New definition.
3549 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3550 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3551 (reload1.o, toplev.o): Add dependence on ira.h.
3552 (cfgloopanal.o): Add PARAMS_H.
3553 (caller-save.o): Add dependence on output.h and ira.h.
3554 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3555 ira-emit.o, ira-lives.o): New entries.
3557 * passes.c (pass_ira): New pass.
3559 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3561 * reload1.c (ira.h): Include the header.
3562 (changed_allocation_pseudos): New bitmap.
3563 (init_reload): Initiate the bitmap.
3564 (compute_use_by_pseudos): Permits spilled registers in FROM.
3565 (temp_pseudo_reg_arr): New variable.
3566 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3567 IRA. Call alter_reg with the additional parameter. Don't clear
3568 spilled_pseudos for IRA. Restore original insn chain for IRA.
3569 Clear changed_allocation_pseudos at the end of reload.
3570 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3571 (hard_regno_to_pseudo_regno): New variable.
3572 (count_pseudo): Check spilled pseudos. Set up
3573 hard_regno_to_pseudo_regno.
3574 (count_spilled_pseudo): Check spilled pseudos. Update
3575 hard_regno_to_pseudo_regno.
3576 (find_reg): Use better_spill_reload_regno_p. Check
3577 hard_regno_to_pseudo_regno.
3578 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3580 (eliminate_regs_1): Use additional parameter for alter_reg.
3581 (finish_spills): Set up pseudo_previous_regs only for spilled
3582 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3583 more arguments. Don't clear live_throughout and dead_or_set for
3584 spilled pseudos. Use additional parameter for alter_reg. Call
3585 mark_allocation_change. Set up changed_allocation_pseudos.
3586 Remove sanity check.
3587 (emit_input_reload_insns, delete_output_reload): Use additional
3588 parameter for alter_reg. Call mark_allocation_change.
3589 (substitute, gen_reload_chain_without_interm_reg_p): New
3591 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3593 * testsuite/gcc.dg/20080410-1.c: New file.
3595 * config/s390/s390.h (IRA_COVER_CLASSES,
3596 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3598 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3600 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3602 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3604 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3606 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3608 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3610 2008-08-24 Jeff Law <law@redhat.com>
3611 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3612 when ignoring unavailable registers.
3614 2008-08-24 Jeff Law <law@redhat.com>
3615 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3616 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3617 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3618 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3620 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3621 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3623 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3624 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3625 * reload1.c (find_reg): Process registers in register allocation order.
3627 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3628 * toplev.c (backend_init_target): Move ira_init call from
3630 (lang_dependent_init_target): ...to here.
3632 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3633 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3634 calculate memory move costs for NO_REGS.
3636 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3637 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3638 STACK_REGS is defined.
3640 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3641 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3643 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3644 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3646 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3647 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3648 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3651 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3652 Dorit Nuzman <dorit@il.ibm.com>
3654 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3655 vec_extract_evenv4sf, vec_extract_evenv8hi,
3656 vec_extract_evenv16qi, vec_extract_oddv4si,
3657 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3658 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3659 vec_interleave_highv4si, vec_interleave_lowv4si,
3660 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3661 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3662 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3664 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3667 * config/rs6000/rs6000.c (optimization_options): Don't default to
3668 section anchors without toplevel reorder.
3670 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3672 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3673 (mfc_end_critical_section): Likewise.
3675 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3677 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3678 all type qualifiers from element type to vector type.
3680 2008-08-25 David Daney <ddaney@avtrex.com>
3682 * config/mips/mips.md (immediate_insn): Move up in file, fix
3683 comment typo, reformat.
3684 (fetchop_bit, atomic_hiqi_op memory_barrier,
3685 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3686 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3687 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3688 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3689 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3690 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3691 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3692 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3693 sync_old_nand<mode>, sync_new_nand<mode>,
3694 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3695 test_and_set_12): Moved to sync.md.
3697 * config/mips/sync.md: New file.
3699 2008-08-25 Richard Henderson <rth@redhat.com>
3701 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3702 (regsave): Likewise.
3703 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3704 (output_cfi_directive): Likewise.
3705 (div_data_align): New.
3706 (output_cfi): Use it.
3708 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3710 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3711 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3712 (TARGET_OCTEON): New macro.
3713 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3714 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3715 (ISA_HAS_POP): New macro.
3716 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3718 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3720 * config/mips/mips.md (cpu): Add octeon.
3721 (type): Add pop attribute value.
3722 (popcount<mode>2): New pattern.
3723 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3725 2008-08-24 Jan Hubicka <jh@suse.cz>
3727 * doc/invoke.texi (-fipa-cp-clone): New option.
3728 (-fipa-cp): Update docs.
3729 (--param ipcp-unit-growth):New.
3730 * ipa-cp.c: Include fibheap.h, params.h
3731 (ipcp_initialize_node_lattices): When not cloning, all externally
3732 visible functions are bottom.
3733 (ipcp_need_redirect_p): Accept clones.
3734 (ipcp_insert_stage): Use cost driven heuristics.
3735 (max_count, dead_nodes): New static vars.
3736 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3737 ipcp_const_param_count): New functions.
3738 * common.opt (ipa-cp-clone): New command line option.
3739 * params.def (ipcp-unit-growth): New.
3741 2008-08-24 Jan Hubicka <jh@suse.cz>
3743 * tree-inline.c (tree_function_versioning): Look harder
3744 for referenced vars.
3746 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3748 PR tree-optimization/37185
3749 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3751 2008-08-23 Jan Hubicka <jh@suse.cz>
3753 * ipa-cp.c (ipcp_analyze_node): New function.
3754 (ipcp_update_cloned_node): Use it.
3755 (ipcp_init_stage): Likewise.
3756 * ipa-inline.c (function_insertion_hook_holder): New static var.
3757 (analyze_function): Break out from ....
3758 (inline_generate_summary): Here; register insertion hook.
3759 (cgraph_decide_inlining): Remove hook.
3760 (add_new_function): New function.
3762 2008-08-23 Jan Hubicka <jh@suse.cz>
3764 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3766 2008-08-23 Jan Hubicka <jh@suse.cz>
3768 * ipa-cp.c (constant_val_insert): Remove.
3769 (ipcp_propagate_one_const): Remove.
3770 (ipcp_create_replace_map): Always insert replacements to the map.
3771 (ipcp_insert_stage): Do not try to insert statements by hand.
3772 * tree-inline.c (insert_init_stmt): Break out from ...
3773 (setup_one_parameter): ... here; allow NULL BB pointer.
3774 (tree_function_versioning): Use setup_one_parameter to process
3777 2008-08-23 Jan Hubicka <jh@suse.cz>
3779 * tree.c (decl_address_ip_invariant_p): New function.
3780 * tree.h (decl_address_ip_invariant_p): Declare.
3781 * gimple.c (strip_invariant_refs): Break out from ...
3782 (is_gimple_invariant_address): ... here
3783 (is_gimple_ip_invariant_address): New function.
3784 (is_gimple_ip_invariant): New function.
3785 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3788 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3789 (ipcp_lat_is_insertable): All constants are insertable.
3790 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3791 IPA_CONST_VALUE_REF.
3792 (ipcp_initialize_node_lattices): Propagate all types of operands.
3793 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3794 (ipcp_create_replace_map): Reformat.
3795 (ipcp_need_redirect_p): Simplify.
3796 (ipcp_insert_stage): Check that argument is used before clonning.
3797 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3798 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3799 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3800 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3801 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3802 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3803 * tree-inline.c (tree_function_versioning): Add variables referenced by
3806 2008-08-23 Jan Hubicka <jh@suse.cz>
3809 * i386.c (standard_80387_constant_p): Use optimize_size.
3811 2008-08-23 Ira Rosen <irar@il.ibm.com>
3813 PR tree-optimization/37161
3814 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3815 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3816 (vect_determine_vectorization_factor): Move the scalar type
3817 retrieval to vect_get_smallest_scalar_type.
3818 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3819 scalar type. Remove redundant computation.
3820 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3821 (vect_get_slp_defs): Take the type of RHS into account if
3822 necessary by calling vect_get_smallest_scalar_type. Call
3823 vect_get_constant_vectors with additional argument.
3825 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3828 * doc/invoke.texi (Wwrite-strings): Clarify description.
3830 2008-08-23 Ira Rosen <irar@il.ibm.com>
3832 PR tree-optimization/37174
3833 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3834 def stmt is a part of the loop before accessing its stmt_vec_info.
3836 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3839 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3840 (*swap): New insn pattern.
3841 (*ashlqi3): Rename from ashlqi3 insn pattern.
3842 (ashlqi3): New expanders.
3843 (*lshrqi3): Rename from lshrqi3 insn pattern.
3844 (lshrqi3): New expanders.
3845 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3846 lshrqi3_const5, lshrqi3_const6): New splitters.
3847 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3848 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3851 2008-08-22 Richard Guenther <rguenther@suse.de>
3853 PR tree-optimization/37078
3854 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3855 [+INF, +INF] ranges.
3857 2008-08-22 Richard Guenther <rguenther@suse.de>
3859 PR tree-optimization/37143
3860 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3861 a conversion statement instead of a copy.
3863 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3866 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3867 CCCmode, CCOmode and CCSmode destination modes.
3870 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3871 from different units in a single alternative.
3872 (*vec_extractv2sf_1): Ditto.
3873 (*vec_extractv2si_0): Ditto.
3874 (*vec_extractv2si_1): Ditto.
3875 * config/i386/sse.md (sse2_storehpd): Ditto.
3876 (sse2_storelpd): Ditto.
3877 (sse2_loadhpd): Ditto.
3878 (sse2_loadlpd): Ditto.
3881 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3882 (popcountsi2): Ditto.
3883 (clzdi2_abm): Ditto.
3884 (popcountdi2): Ditto.
3885 (clzhi2_abm): Ditto.
3886 (popcounthi2): Ditto.
3888 2008-08-22 Richard Guenther <rguenther@suse.de>
3892 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3893 if the multiplication does not overflow.
3895 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3897 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3899 2008-08-21 Richard Henderson <rth@redhat.com>
3901 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3902 spurrious comma from test.
3903 * configure: Rebuild.
3905 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3908 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3911 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3913 * c-tree.h (grokfield): New argument.
3914 * c-decl.c (grokfield): Handle new location argument.
3915 * c-parser.c (c_parser_struct_declaration): Pass location to
3918 2008-08-21 Richard Guenther <rguenther@suse.de>
3920 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3922 2008-08-21 Jan Hubicka <jh@suse.cz>
3924 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3925 (cgraph_add_function_insertion_hook,
3926 cgraph_remove_function_insertion_hook,
3927 cgraph_call_function_insertion_hooks): New functions.
3928 * cgraph.h (cgraph_add_function_insertion_hook,
3929 cgraph_remove_function_insertion_hook,
3930 cgraph_call_function_insertion_hooks): Declare.
3931 * ipa-reference.c (function_insertion_hook_holder): New variable.
3932 (check_operand, look_for_address_of): When checking late, do not care
3933 about module bitmaps.
3934 (add_new_function): New function.
3935 (generate_summary): Register hooks; zero module bitmaps.
3936 (propagate): Unregister hooks.
3937 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3938 (add_new_function): New function.
3939 (generate_summary): Register hook.
3940 (propagate): Remove hook.
3942 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3944 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3945 * ipa-cp.c (ipcp_update_cloned_node): New function.
3946 (build_const_val): Handle functions correctly; bring type logic
3947 into sync with tree-inline.c
3948 (ipcp_init_stage): Take care of computing stuff needed by
3949 indirect inlining; update clones.
3950 (ipcp_generate_summary): Break out of ipcp_driver.
3951 (ipcp_driver): Do only execution and transformation.
3952 (pass_ipa_cp): Make IPA_PASS.
3953 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3955 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3956 ipcp, some info is already available.
3957 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3958 * tree-inline.c (remap_ssa_name): Unshare expression.
3960 2008-08-21 Richard Guenther <rguenther@suse.de>
3962 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3963 a PHI ask VN if it is already available.
3964 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3965 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3967 2008-08-21 Richard Guenther <rguenther@suse.de>
3970 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3971 makes sure to produce a result of the correct type.
3973 2008-08-21 Jan Hubicka <jh@suse.cz>
3974 Backport from LTO branch:
3976 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3977 Jan Hubicka <jh@suse.cz>
3980 (init_state, finish_state, set_function_state, generate_summary):
3982 (scan_stmt): Renamed from scan_function. Changed to keep state in
3983 local static vars rather than cgraph aux field.
3984 (propagate): Renamed from static_execute. Changed to keep state in
3985 local static vars rather than cgraph aux field.
3986 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3987 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3989 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3991 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3992 * ipa-reference.c (init_function_info, generate_summary,
3993 propagate): New functions.
3994 (analyze_function): Call init_function_info.
3995 (static_execute): Stripped into generate_summary and propagate.
3996 (pass_ipa_reference): Made into ipa_opt_pass.
3998 2008-08-21 Richard Guenther <rguenther@suse.de>
4000 PR tree-optimization/37181
4001 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
4003 (extract_range_from_unary_expr): Likewise.
4005 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4007 * diagnostic.c (pedwarn_at): Rename as pedwarn.
4009 * toplev.h (pedwarn_at): Likewise.
4010 * builtins.c: Update all calls to pedwarn.
4011 * c-lex.c: Likewise.
4012 * toplev.c: Likewise.
4013 * c-tree.h: Likewise.
4014 * c-decl.c: Likewise.
4015 * c-errors.c: Likewise.
4016 * c-typeck.c: Likewise.
4017 * c-common.c: Likewise.
4018 * c-parser.c: Likewise.
4020 2008-08-20 Joseph Myers <joseph@codesourcery.com>
4023 * config/sparc/sparc.c (function_arg_slotno): Handle structure
4024 with MODE_VECTOR_INT mode.
4026 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4029 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
4030 initialized outside the current module.
4031 (warn_uninitialized_var): Ignore left-hand side when walking the
4032 trees. Ignore address expressions. Examine VUSE operands in gimple
4033 statements with a variable declaration on the right-hand side.
4035 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
4038 * rtlanal.c (subreg_offset_representable_p): Revert last change.
4040 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4043 * c-common.c (conversion_warning): Do not warn if applying bit-and
4044 operator to unsigned constant that fits in the target type.
4046 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4049 * c-common.c (conversion_warning): Do not warn for artificial
4052 2008-08-20 Richard Guenther <rguenther@suse.de>
4054 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
4055 (extract_range_from_binary_expr): Fall back to constant propagation.
4056 (extract_range_from_unary_expr): Likewise.
4058 2008-08-20 Richard Guenther <rguenther@suse.de>
4060 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
4061 with TREE_THIS_VOLATILE on shared nodes.
4062 (fold_stmt_r): Likewise.
4064 2008-08-20 Jakub Jelinek <jakub@redhat.com>
4067 * c-parser.c (c_parser_attributes): For keywords use canonical
4068 spelling for attr_name.
4070 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4072 * value-prof.c (check_counter): Revert wrong call to error.
4074 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4076 * profile.c: Update calls to inform.
4077 * value-prof.c: Update calls to inform.
4079 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4081 * diagnostic.c (inform): Add an explicit location_t parameter.
4082 * toplev.h (inform): Update declaration.
4083 * builtins.c: Update all calls to inform.
4084 * c-common.c: Likewise.
4085 * c-decl.c: Likewise.
4086 * c-opts.c: Likewise.
4087 * c-pch.c: Likewise.
4088 * c-pragma.c: Likewise.
4089 * c-typeck.c: Likewise.
4090 * coverage.c: Likewise.
4092 * toplev.c: Likewise.
4093 * tree-cfg.c: Likewise.
4094 * tree-ssa.c: Likewise.
4096 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
4099 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
4100 V2DI mode, for SSE4.1, use movq instead of vector set if the
4101 second element is zero and inter-unit moves are OK.
4103 2008-08-20 Richard Guenther <rguenther@suse.de>
4105 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
4106 properly handle conversion/copy chains after tuplification.
4108 2008-08-20 Richard Guenther <rguenther@suse.de>
4110 * passes.c (init_optimization_passes): Move the second
4111 forwprop pass before alias computation. Remove the second
4112 DCE pass. Remove the first dominator and phi copy/const
4115 2008-08-20 Nick Clifton <nickc@redhat.com>
4117 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
4118 support of this feature. Do not assume that a sufficiently new
4119 assembler will support the feature regardless of the target type.
4120 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
4121 * configure: Regenerate.
4123 2008-08-20 Richard Guenther <rguenther@suse.de>
4125 * tree-vrp.c (found_in_subgraph): Remove.
4126 (live): New global static.
4127 (live_on_edge): New function.
4128 (blocks_visited): Remove.
4129 (register_edge_assert_for_2): Use live_on_edge.
4130 (find_conditional_asserts): Remove code dealing with
4131 found_in_subgraph. Do not walk the CFG.
4132 (find_switch_asserts): Likewise.
4133 (find_assert_locations_1): Renamed from find_assert_locations.
4134 Move finding assert locations for conditional and switch
4135 statements first. Update live bitmap. Do not walk the CFG.
4136 (find_assert_locations): New function.
4137 (insert_range_assertions): Remove entry of CFG walk.
4138 Adjust call to find_assert_locations.
4139 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
4140 that only can appear because of fake exit edges but assert we
4141 never try to insert on those.
4142 (fini_pre): Do not remove fake exit edges here...
4143 (execute_pre): ...but here, before committing edge inserts.
4145 2008-08-19 Richard Guenther <rguenther@suse.de>
4147 * passes.c (init_optimization_passes): Exchange store-ccp
4150 2008-08-19 Rafael Espíndola <espindola@google.com>
4152 * varasm.c (weak_decls): Move earlier in the file.
4153 (assemble_external): Add weak decls to the weak_decls list.
4154 (declare_weak): Don't add decls to the weak_decls list.
4156 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
4159 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
4160 before (sse2_shufpd_<mode>).
4162 2008-08-19 Jakub Jelinek <jakub@redhat.com>
4165 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
4166 * tree.c (block_nonartificial_location): Likewise.
4168 2008-08-19 Richard Guenther <rguenther@suse.de>
4170 PR tree-optimization/35972
4171 PR tree-optimization/23094
4172 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
4174 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
4175 handle MISALIGNED_INDIRECT_REF.
4176 (get_ref_from_reference_ops): New helper.
4177 (vn_reference_lookup_pieces): Walk the use-def chain using the
4178 alias-oracle if requested.
4179 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
4180 walking the use-def chain.
4181 (compute_avail): But not here.
4182 (create_component_ref_by_pieces_1): Properly handle
4183 MISALIGNED_INDIRECT_REF.
4184 (do_regular_insertion): Handle fully redundant
4185 expressions after PHI-translation also for SSA_NAME values, not
4186 only constants. Correctly use edoubleprime for that.
4188 2008-08-19 Ira Rosen <irar@il.ibm.com>
4190 * tree-vectorizer.c (supportable_widening_operation): Support
4191 multi-step conversion, return the number of steps in such conversion
4192 and the required intermediate types.
4193 (supportable_narrowing_operation): Likewise.
4194 * tree-vectorizer.h (vect_pow2): New function.
4195 (supportable_widening_operation): Change argument types.
4196 (supportable_narrowing_operation): Likewise.
4197 (vectorizable_type_promotion): Add an argument.
4198 (vectorizable_type_demotion): Likewise.
4199 * tree-vect-analyze.c (vect_analyze_operations): Call
4200 vectorizable_type_promotion and vectorizable_type_demotion with
4201 additional argument.
4202 (vect_get_and_check_slp_defs): Detect patterns.
4203 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
4205 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
4206 vect_build_slp_tree with correct arguments. Calculate unrolling factor
4207 according to the smallest type in the loop.
4208 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
4209 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
4210 supportable_widening_operation with correct arguments.
4211 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
4212 operands lists according to the number of vector statements in left
4213 or right node, if exists.
4214 (vect_gen_widened_results_half): Remove unused argument.
4215 (vectorizable_conversion): Call supportable_widening_operation,
4216 supportable_narrowing_operation, and vect_gen_widened_results_half
4217 with correct arguments.
4218 (vectorizable_assignment): Change documentation, support multiple
4220 (vectorizable_operation): Likewise.
4221 (vect_get_loop_based_defs): New function.
4222 (vect_create_vectorized_demotion_stmts): Likewise.
4223 (vectorizable_type_demotion): Support loop-aware SLP and general
4224 multi-step conversion. Call vect_get_loop_based_defs and
4225 vect_create_vectorized_demotion_stmts for transformation.
4226 (vect_create_vectorized_promotion_stmts): New function.
4227 (vectorizable_type_promotion): Support loop-aware SLP and general
4228 multi-step conversion. Call vect_create_vectorized_promotion_stmts
4230 (vectorizable_store): Change documentation, support multiple
4232 (vectorizable_load): Likewise.
4233 (vect_transform_stmt): Pass SLP_NODE to
4234 vectorizable_type_promotion and vectorizable_type_demotion.
4235 (vect_schedule_slp_instance): Move here the calculation of number
4236 of vectorized statements for each node from...
4237 (vect_schedule_slp): ... here.
4238 (vect_transform_loop): Call vect_schedule_slp without the last
4241 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
4244 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
4245 to == in assert statement.
4246 (vectorizable_reduction): Fix typo.
4248 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4251 * value-prof.c (check_counter): Dereference pointer to overall
4252 count when printing it.
4254 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4256 * profile.h: Really add it.
4258 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4260 * mcf.c: Really add it.
4262 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
4263 Vinodha Ramasamy <vinodha@google.com>
4265 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
4267 * value-prof.c (check_counter): Fix the counter if
4268 flag_profile_correction is true.
4269 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4270 tree_mod_subtract_transform):
4271 Follow check_counter parameter change.
4272 * common.opt (fprofile-correction): New option.
4274 * profile.h: Likewise.
4275 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
4276 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
4277 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
4279 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
4280 flag_profile_correction is set.
4282 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
4284 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
4286 2008-08-18 Tomas Bily <tbily@suse.cz>
4288 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
4289 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
4291 * tree-data-ref.c (split_constant_offset_1): Likewise.
4292 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
4293 * tree-sra.c (sra_walk_expr): Likewise.
4294 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
4295 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4296 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
4297 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
4299 * gimple.c (gimple_assign_unary_nop_p): Likewise.
4300 * tree-vect-transform.c (vectorizable_type_demotion)
4301 (vectorizable_type_promotion): Likewise.
4302 * tree-inline.c (expand_call_inline):
4303 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4304 (forward_propagate_addr_expr_1, forward_propagate_comparison)
4305 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4306 * expr.c (expand_expr_real_1): Likewise.
4307 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
4308 (gimple_assign_unary_useless_conversion_p): Likewise.
4309 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4310 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
4311 * fold-const.c (fold_unary): Likewise.
4312 * tree.h (CONVERT_EXPR_P): Likewise.
4313 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
4314 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4316 (register_edge_assert_for_2, extract_range_from_unary_expr)
4317 (register_edge_assert_for_1): Likewise.
4319 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4321 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
4322 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
4323 (enum real_value_const): Delete.
4324 (get_real_const): Delete.
4325 * real.c (get_real_const): Delete.
4326 (dconst_e_ptr): Define.
4327 (dconst_third_ptr): Define.
4328 (dconst_sqrt2_ptr): Define.
4329 * builtins.c: Update all callers.
4331 2008-08-18 Richard Guenther <rguenther@suse.de>
4333 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
4334 statement iterator after statement removal.
4336 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
4338 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
4339 (detect_processor_freebsd): Likewise.
4340 (host_detect_local_cpu): Call newly added functions for FreeBSD.
4342 2008-08-18 Richard Guenther <rguenther@suse.de>
4344 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
4345 and loads have the correct types.
4347 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4350 * c-opts.c (cpp_opts): Remove static.
4351 * c-parser.c (cpp_opts): Declare it extern.
4352 (disable_extension_diagnostics): Handle cpp options.
4353 (enable_extension_diagnostics): Likewise.
4355 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4357 * diagnostics.c (permerror_at): Rename as permerror.
4358 (permerror): Delete.
4359 * toplev.h: Likewise.
4361 2008-08-18 Richard Guenther <rguenther@suse.de>
4363 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
4364 sdse1 and addressables2 passes. Replace dce1 with cddce1.
4365 Move call_cdce before build_alias. Move copyrename2,
4366 cunrolli and ccp2 beafore build_alias. Re-add addressable2
4367 right after final inlining.
4368 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
4369 (pass_build_cfg): But instead via TODO_dump_func.
4371 2008-08-18 Richard Guenther <rguenther@suse.de>
4373 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
4375 (scalarize_init): If we failed to generate some initializers
4376 do not generate zeros for not instantiated members. Instead
4377 rely on the copy out.
4378 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
4379 about missing flow-sensitive alias info only if we have
4382 2008-08-17 Nick Clifton <nickc@redhat.com>
4384 * doc/extend.texi (Function Attributes): Fix typo in description
4385 if hot function attribute.
4387 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
4388 Richard Sandiford <rdsandiford@googlemail.com>
4390 * doc/install.texi (--with-mips-plt): Document.
4391 * doc/invoke.texi (-mplt, -mno-plt): Document.
4392 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
4393 and handle ${with_mips_plt}.
4394 * config/mips/mips.opt (mplt): New option.
4395 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
4396 (TARGET_ABICALLS_PIC2): Likewise.
4397 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
4398 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
4399 (ASM_SPEC): Use !mabi=* instead of !mabi*.
4400 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
4401 to decide whether to output ".option picX" directives.
4402 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
4403 Pass -call_nonpic rather than -KPIC for -mplt.
4404 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
4405 on the command line. Also remove it when -mabi=64 is used without
4407 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
4408 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
4409 TARGET_ABICALLS_PIC0.
4410 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
4412 (mips16_build_function_stub): Only output ".option pic" directives
4413 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
4414 (mips16_build_call_stub): Fix comment and remove redundant
4415 ".set at"/"set .noat" directives.
4416 (mips_function_rodata_section): Use the default behaviour for
4417 TARGET_ABSOLUTE_ABICALLS.
4418 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
4419 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
4420 (mips_restore_gp): Do nothing if the current function doesn't use
4422 (mips_expand_prologue): Only save $gp if the current function uses it.
4423 Use a normal move for TARGET_ABICALLS_PIC0.
4424 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
4426 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
4428 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
4429 of function when handling GLOBAL_POINTER_REGNUM.
4431 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
4434 * common.opt (-fstack-check): Do not declare the variable here.
4435 (-fstack-check=): New option variant.
4436 * doc/invoke.texi (Code Gen Options): Document it.
4437 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
4438 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
4439 (STACK_CHECK_STATIC_BUILTIN): New macro.
4440 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
4441 * opts.c: Include expr.h.
4442 (common_handle_option) <OPT_fold_stack_check_>: New case.
4443 <OPT_fstack_check>: Likewise.
4444 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
4445 consistently in the test for variable-sized types. Adjust for
4446 new behaviour of flag_stack_check.
4447 * explow.c: Include except.h.
4448 (allocate_dynamic_stack_space): Do not take into account
4449 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
4450 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
4451 for variable-sized parameters. Treat all parameters whose size is
4452 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
4453 stack checking is enabled.
4454 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
4455 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
4456 if generic stack checking is enabled.
4457 (expand_function_end): Adjust for new behaviour of flag_stack_check.
4458 * reload1.c (reload): Likewise.
4459 * stmt.c (expand_decl): Assert that all automatic variables have
4460 fixed size at this point and remove dead code.
4461 * flags.h (stack_check_type): New enumeration type.
4462 (flag_stack_check): Declare.
4463 * toplev.c (flag_stack_check): New global variable.
4464 * Makefile.in (opts.o): Add dependency on EXPR_H.
4465 (explow.o): Add dependency on except.h.
4467 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
4469 * config/avr/avr.c (avr_override_options): Reduce value of
4470 PARAM_INLINE_CALL_COST.
4472 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
4474 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
4475 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
4476 lieu of TYPE_MODE (type) throughout.
4478 2008-08-15 Joseph Myers <joseph@codesourcery.com>
4480 * config/arm/arm.c (add_minipool_backward_ref): Check for
4481 8-byte-aligned entries in second case of forcing insertion after a
4482 particular entry. Change third case to avoid inserting
4483 non-8-byte-aligned entries before 8-byte-aligned ones.
4485 2008-08-15 Richard Guenther <rguenther@suse.de>
4487 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4488 strip components for unknown size accesses.
4490 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4492 * config/s390/2097.md New file.
4493 * config/s390/s390.md ("z10prop" attribute): Define none,
4494 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4495 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4496 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4497 possible values and apply them to insns as appropriate.
4498 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4499 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4500 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4501 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
4503 ("bfp" mode attribute): Removed. Every occurence replaced
4505 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4506 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4509 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4512 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4515 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4517 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4518 additional argument. Support reduction when duplication is needed due
4519 to data-types of different sizes in the loop.
4520 (get_initial_def_for_induction): Fix printout.
4521 (vect_get_vec_def_for_stmt_copy): Support case where the
4522 vec_stmt_for_operand is a phi node.
4523 (vectorizable_reduction): Support reduction when duplication is needed
4524 due to data-types of different sizes in the loop.
4525 (vectorizable_call): Remove restriction to not vectorize in case we
4526 have data-types of different sizes in the loop.
4527 (vectorizable_conversion): Likewise.
4528 (vectorizable_operation): Likewise.
4529 (vectorizable_type_demotion): Likewise.
4530 (vectorizable_type_promotion): Likewise.
4531 (vectorizable_induction): Add restriction to not vectorize in case
4532 we have data-types of different sizes in the loop.
4534 2008-08-14 Christophe Saout <christophe@saout.de>
4535 Uros Bizjak <ubizjak@gmail.com>
4538 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4539 (*vec_concatv2di_rex64_sse4_1): Ditto.
4540 (*vec_concatv2di_rex64_sse): Ditto.
4542 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4545 * fold-const.c (fold_widened_comparison): Do not allow
4546 sign changes that change the result even if shorter type
4547 is wider than arg1_unw's type.
4549 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4551 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4552 Skip if the multilib testing specifies -march that does not
4553 agree with the one specified in the testcase.
4555 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4557 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4558 zero extend SImode values being converted to TFmode before passing
4561 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4563 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4564 __PPU__ when targeting the Cell/B.E. PPU processor.
4566 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4568 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4569 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4570 Rematerialize the static chain, if any.
4571 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4574 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4576 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4577 (new_loc_descr): Likewise.
4578 (add_loc_descr): Likewise.
4579 (size_of_loc_descr): Likewise.
4580 (size_of_locs): Likewise.
4581 (output_loc_operands): Likewise.
4582 (output_loc_sequence): Likewise.
4583 (new_reg_loc_descr): New.
4584 (build_cfa_loc): Use it.
4585 (build_cfa_aligned_loc): Likewise.
4586 (one_reg_loc_descriptor): Likewise.
4587 (based_loc_descr): Likewise.
4589 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4592 * doc/invoke.texi (Wmain): Update.
4593 * c-decl.c (start_decl): warn_main is only 0 or 1.
4594 (start_function): Likewise. Fix formatting.
4595 (finish_function): Delete redundant warning.
4596 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4597 * c-opts (c_common_handle_option): -Wall only has effect if
4598 warn_main is uninitialized. OPT_Wmain is automatically
4599 handled. -pedantic also enables Wmain.
4600 (c_common_post_options): Handle all logic for Wmain here.
4601 * c-common.c (warn_main): Delete.
4602 (check_main_parameter_types): Make pedwarns conditional on
4604 * c-common.h (warn_main): Delete.
4606 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4609 * expr.c (emit_group_store): Allocate stack temp with the
4610 largest alignment when copying from register to stack.
4612 2008-08-13 Richard Guenther <rguenther@suse.de>
4614 * tree.h (maybe_fold_offset_to_address): Declare.
4615 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4616 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4617 Likewise for POINTER_PLUS_EXPR.
4618 (maybe_fold_offset_to_reference): Enable disabled code.
4619 (maybe_fold_offset_to_address): New function.
4620 (fold_stmt_r): Use it.
4621 (fold_gimple_assign): Likewise.
4622 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4623 (gimplify_expr): Likewise.
4625 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4627 * toplev.h (pedwarn_at): Fix declaration.
4629 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4631 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4632 LINK_SPEC): Use %R in -Y P argument.
4634 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4637 * diagnostic.c (pedwarn_at): New.
4638 * toplev.h (pedwarn_at): Declare.
4639 * c-tree.h (build_enumerator): Update declaration.
4640 * c-decl.c (finish_enum): Update comment.
4641 (build_enumerator): Take a location parameter. Give a pedwarn but do
4642 not perform any conversion.
4643 * c-parser.c (c_parser_enum_specifier): Set correct location for
4646 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4649 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4650 expressions except for conversions to signed:1 bitfields. Handle
4651 COND_EXPR with constant operands.
4653 2008-08-13 Richard Guenther <rguenther@suse.de>
4655 PR tree-optimization/15255
4656 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4657 (struct oecount_s): New struct and VEC types.
4659 (oecount_hash): New function.
4660 (oecount_eq): Likewise.
4661 (oecount_cmp): Likewise.
4662 (zero_one_operation): New function.
4663 (build_and_add_sum): Likewise.
4664 (undistribute_ops_list): Perform un-distribution of multiplication
4665 and division on the chain of summands.
4666 (should_break_up_subtract): Also break up subtracts for factors.
4667 (reassociate_bb): Delete dead visited statements.
4668 Call undistribute_ops_list. Re-sort and optimize if it did something.
4669 * passes.c (init_optimization_passes): Move DSE before
4671 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4674 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4676 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4678 * doc/invoke.texi: Revert unintended checkin.
4680 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4683 * gcc.c (include_spec_function): Tweak call to find_a_file.
4685 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4688 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4689 and TRUTH_ORIF_EXPR.
4690 * dojump.c (do_jump): Likewise.
4692 PR tree-optimization/37084
4693 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4694 if id->regimplify, don't assume stmt is a cast assignment.
4696 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4698 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4700 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4703 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4706 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4708 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4709 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4711 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4712 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4713 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4714 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4715 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4717 * doc/tm.texi (Storage Layout): Remove documentation for
4718 TARGET_FLOAT_FORMAT.
4720 * simplify-rtx.c (simplify_binary_operation_1): Replace
4721 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4723 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4725 * real.h (struct real_format): New member has_sign_dependent_rounding.
4726 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4727 spu_single_format, ieee_double_format, mips_double_format,
4728 motorola_double_format, ieee_extended_motorola_format,
4729 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4730 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4731 mips_extended_format, ieee_quad_format, mips_quad_format,
4732 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4733 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4735 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4736 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4737 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4738 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4739 (ROUND_TOWARDS_ZERO): Likewise.
4741 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4742 (FLOAT_MODE_FORMAT): New macro.
4743 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4744 (MODE_COMPOSITE_P): ... this new macro.
4745 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4746 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4747 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4749 * flags.h: Include "real.h".
4751 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4752 REAL_MODE_FORMAT_COMPOSITE_P.
4753 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4755 * doc/tm.texi (Storage Layout): Remove documentation of
4756 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4757 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4758 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4759 they only apply to libgcc2.a.
4761 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4763 * config/spu/float_disf.c: New file.
4764 * config/spu/float_unsdisf.c: New file.
4765 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4766 (LIB2FUNCS_EXCLUDE): Define.
4768 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4769 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4771 * real.h (struct real_format): New member round_towards_zero.
4772 * real.c (round_for_format): Respect fmt->round_towards_zero.
4773 (ieee_single_format, mips_single_format, motorola_single_format,
4774 spu_single_format, ieee_double_format, mips_double_format,
4775 motorola_double_format, ieee_extended_motorola_format,
4776 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4777 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4778 mips_extended_format, ieee_quad_format, mips_quad_format,
4779 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4780 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4782 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4783 real_format to choose rounding mode when calling MPFR functions.
4784 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4785 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4787 * real.h (real_to_decimal_for_mode): Add prototype.
4788 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4789 Respect target rounding mode when generating decimal representation.
4790 (real_to_decimal): New stub for backwards compatibility.
4791 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4792 real_to_decimal_for_mode instead of real_to_decimal.
4794 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4796 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4797 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4799 * real.c (spu_single_format): New variable.
4800 * real.h (spu_single_format): Declare.
4802 * config/spu/spu.c (spu_override_options): Install SFmode format.
4803 (spu_split_immediate): Use integer mode to operate on pieces of
4804 floating-point values in all cases.
4806 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4807 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4808 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4810 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4812 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4814 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4816 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4818 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4821 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4822 on the VAR_DECL instead of TYPE_READONLY on its type.
4824 2008-08-12 Ira Rosen <irar@il.ibm.com>
4826 * tree-vectorizer.c: Depend on langhooks.h.
4827 (supportable_widening_operation): Add two arguments. Support double
4829 (supportable_narrowing_operation): Likewise.
4830 * tree-vectorizer.h (supportable_widening_operation): Add two
4832 (supportable_narrowing_operation): Likewise.
4833 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4834 supportable_widening_operation with correct arguments.
4835 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4836 (vectorizable_type_demotion): Support double type conversions.
4837 (vectorizable_type_promotion): Likewise.
4838 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4840 2008-08-11 Michael Matz <matz@suse.de>
4842 * i386/i386.c (override_options): Move initialisation from
4843 flag_schedule_insns_after_reload to here from ...
4844 (optimization_options): ... here.
4846 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4848 PR rtl-optimization/36998
4849 * dwarf2out.c (compute_barrier_args_size_1,
4850 compute_barrier_args_size): Temporarily remove assertions.
4852 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4855 * tree-ssa.c (struct walk_data): Add new flag
4856 warn_possibly_uninitialized.
4857 (warn_uninitialized_var): Use it.
4858 (warn_uninitialized_vars): New.
4859 (execute_early_warn_uninitialized): Call it.
4860 (execute_late_warn_uninitialized): Likewise.
4862 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4865 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4868 2008-08-09 Jan Hubicka <jh@suse.cz>
4871 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4873 (expand_fix): Be prepared for expansion to fail.
4874 (expand_sfix_optab): Remove instructions if expansion failed.
4876 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4878 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4880 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4881 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4883 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4885 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4886 mips/t-libgcc-mips16 to tmake_file.
4887 * config/mips/mips-protos.h (mips_call_type): New enum.
4888 (mips_pic_base_register, mips_got_load): Declare.
4889 (mips_restore_gp): Take an rtx argument.
4890 (mips_use_pic_fn_addr_reg_p): Declare.
4891 (mips_expand_call): Replace the sibcall_p argument with
4892 a mips_call_type argument. Add a lazy_p parameter.
4893 (mips_split_call): Declare.
4894 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4895 (MIPS16_PIC_TEMP): Likewise.
4896 (reg_class): Delete M16_NA_REGS.
4897 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4898 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4899 (mips_split_hi_p): Declare.
4900 * config/mips/mips.c (mips_split_hi_p): New array.
4901 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4902 (mips_got_symbol_type_p): New function.
4903 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4904 (mips16_stub_function_p): New function.
4905 (mips16_local_function_p): Likewise.
4906 (mips_use_pic_fn_addr_reg_p): Likewise.
4907 (mips_cannot_force_const_mem): Return false for HIGHs.
4908 Extend CONST_INT and symbolic handling to MIPS16, using
4909 mips_symbol_insns to check that the base symbol type is a
4910 legitimate constant. Reject GOT-based constants if
4911 TARGET_MIPS16_PCREL_LOADS.
4912 (mips_const_insns): Check targetm.cannot_force_const_mem when
4913 decomposing a symbolic base and a large offset.
4914 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4915 When calling a function that needs $25 from MIPS16 code,
4916 move the target address into $25 separately and add a USE
4918 (mips16_gp_pseudo_reg): Insert the initializer immediately
4919 before the first real insn.
4920 (mips_pic_base_register, mips_got_load): New functions.
4921 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4922 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4923 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4924 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4925 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4926 also passing NULL_RTX rather than const0_rtx as the aux argument.
4927 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4928 instead of TARGET_EXPLICIT_RELOCS.
4929 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4930 (mips_load_call_address): Replace the sibcall_p argument with
4931 a mips_call_type argument. Use mips_got_load.
4932 (mips16_local_alias): New structure.
4933 (mips16_local_aliases): New variable.
4934 (mips16_local_aliases_hash): New function.
4935 (mips16_local_aliases_eq): Likewise.
4936 (mips16_local_alias): Likewise.
4937 (mips16_stub_function): Likewise.
4938 (mips16_build_function_stub): Create a local alias for the target
4939 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4940 .cpload directive and an R_MIPS_NONE relocation for the target
4941 function, then load the alias rather than the function itself.
4942 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4943 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4944 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4945 (mips16_build_call_stub): Replace the FN parameter with an
4946 FN_PTR parameter. Force the address into a register if it
4947 isn't a call_insn_operand; don't rely on the caller to do this.
4948 If a call to a locally-defined and locally-binding MIPS16
4949 function must be made indirectly, redirect the call to the
4950 function's local alias. Use mips16_stub_function_p,
4951 mips16_stub_function, mips_expand_call and use_reg.
4952 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4953 Use explicit %hi and %lo accesses where possible.
4954 Use MIPS_CALL to generate the correct code form of a
4955 jal instruction. Add clobbers of $18 instead of uses.
4956 Update the call to mips_emit_call_insn.
4957 (mips_expand_call): Replace the SIBCALL_P argument with a
4958 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4959 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4960 allowing it to modify the call address. Update the calls to
4961 mips_load_call_address and mips_emit_call_insn.
4962 (mips_split_call): New function.
4963 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4964 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4965 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4966 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4967 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4969 (mips_cprestore_slot): New function.
4970 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4971 and use mips_cprestore_slot.
4972 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4974 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4975 then use a copygp_mips16 instruction to set up $28.
4976 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4977 (mips16_lay_out_constants): Call split_all_insns_noflow.
4978 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4979 false if TARGET_MIPS16.
4980 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4981 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4982 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4983 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4984 MIPS16 code. Allow MIPS16 o32 PIC.
4985 (mips_override_options): Allow MIPS16 o32 PIC.
4986 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4987 after reload if TARGET_USE_GOT.
4988 (UNSPEC_COPYGP): New constant.
4989 (length): Use a default length of 8 for MIPS16 GOT loads.
4990 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4991 (*got_page<mode>): Check mips_split_hi_p.
4992 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4993 (unspec_got<mode>, unspec_call<mode>): New expanders.
4994 (load_got<mode>, load_call<mode>): Remove the length attributes.
4995 Use a got attribute instead of a type attribute.
4996 (copygp_mips16): New insn.
4997 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4998 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4999 (sibcall, sibcall_value, call, call_value): Update the calls
5000 to mips_expand_call.
5001 (call_internal, call_value_internal): Use mips_split_call.
5002 (call_value_multiple_internal): Likewise.
5003 (call_split): Move after call_internal (the insn it is split from).
5004 (call_internal_direct, call_value_internal_direct): Turn into
5005 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
5006 (call_direct_split, call_value_direct_split): New patterns.
5007 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
5008 and use M16_REGS instead of M16_NA_REGS.
5009 * config/mips/predicates.md (const_call_insn_operand): Replace
5010 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
5011 mips_use_pic_fn_addr_reg_p check.
5012 (move_operand): Reject HIGHs if mips_split_hi_p.
5013 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
5014 (__mips16_floatunsisf): Inline __mips16_floatsisf.
5015 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
5016 * config/mips/libgcc-mips16.ver: New file.
5017 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
5018 $(srcdir)/config/mips/libgcc-mips16.ver.
5020 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5022 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
5023 (mips_unspec_address, mips_unspec_offset_high): Likewise.
5024 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
5025 (mips16_cfun_returns_in_fpr_p): Likewise.
5027 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5029 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
5030 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
5031 rather than 4 to PC.
5033 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5035 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
5036 (FUNCTION_PROFILER): Save the static chain pointer into $2
5037 beforehand and restore it aftewards.
5038 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
5039 address directly into $25 and call the function through $25;
5040 do not clobber $3. Pad the DImode version to cover the space
5041 left by the deleted $25 <- $3 move.
5042 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
5043 the removal of the $25 <- $3 move.
5044 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
5045 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5047 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5048 Daniel Jacobowitz <dan@codesourcery.com>
5050 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
5051 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
5052 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
5053 * config/mips/mips.c (mips_start_function_definition): New function.
5054 (mips_end_function_definition): Likewise.
5055 (mips_output_function_prologue): Use mips_start_function_definition.
5056 (mips_output_function_epilogue): Use mips_end_function_definition.
5057 (build_mips16_function_stub): Use mips_start_function_definition
5058 and mips_end_function_definition.
5059 (build_mips16_call_stub): Likewise.
5061 2008-08-09 Richard Guenther <rguenther@suse.de>
5063 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
5064 * gimple.h (gimple_call_fn): Adjust comment.
5065 (gimple_call_set_fndecl): New function.
5066 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
5067 longer having bare FUNCTION_DECL operand.
5068 (gimple_call_return_type): Likewise.
5069 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
5071 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
5072 (gimple_mod_pow2): Likewise.
5073 (gimple_mod_subtract): Likewise.
5074 (gimple_ic): Likewise.
5075 (gimple_stringop_fixed_value): Likewise.
5076 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
5077 longer having bare FUNCTION_DECL operand.
5078 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
5079 * omp-low.c (optimize_omp_library_calls): Likewise.
5080 * cgraphunit.c (update_call_expr): Likewise.
5081 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
5082 (execute_convert_to_rsqrt): Likewise.
5083 * cfgexpand.c (gimple_to_tree): Simplify.
5084 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
5085 bare FUNCTION_DECL operand.
5086 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
5087 (convert_gimple_call): Use gimple_call_fndecl.
5088 * c-common.c (c_warn_unused_result): Likewise.
5090 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5093 * c-typeck.c (digest_init): Call verify_sequence_points from here.
5094 (c_finish_return): Likewise.
5095 (c_start_case): Likewise.
5096 * c-common.c (warn_for_collisions_1): Use explicit location in
5098 * c-parser.c (c_parser_condition): New. Call
5099 verify_sequence_points.
5100 (c_parser_paren_condition): Call c_parser_condition.
5101 (c_parser_for_statement): Call c_parser_condition.
5103 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5106 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
5107 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
5108 Moved from diagnostic.h
5109 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
5111 (emit_diagnostic): New.
5112 (warning0, pedwarn0): Delete.
5113 (warning, warning_at, pedwarn, permerror): Return bool.
5114 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
5115 Moved to diagnostic.c.
5116 (struct diagnostic_context): Use correct type for
5117 classify_diagnostic.
5118 (diagnostic_report_diagnostic): Update declaration.
5119 (emit_diagnostic): Declare.
5120 * errors.c (warning): Return bool.
5121 * errors.h (warning): Update declaration.
5122 * toplev.h (warning0, pedwarn0): Delete.
5123 (warning, warning_at, pedwarn, permerror): Return bool.
5124 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
5125 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
5126 inform. Update all calls.
5127 (diagnose_mismatched_decls): Check return value of warning/pedwarn
5128 before giving informative note.
5129 (implicit_decl_warning): Likewise.
5130 * c-typeck.c (build_function_call): Likewise.
5131 * tree-sssa.c (warn_uninit): Likewise.
5132 * builtins.c (gimplify_va_arg_expr): Likewise.
5134 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5137 * doc/invoke.texi (-Wextra): Move warning from here...
5138 (-Wuninitialized): ... to here.
5140 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5143 * flags.h (set_Wunused): Delete
5144 * toplev.c (process_options): Handle Wunused flags here.
5145 * opts.c (maybe_warn_unused_parameter): Delete.
5146 (common_handle_option): Replace set_Wunused by warn_unused.
5147 (set_Wextra): Do not handle Wunused-parameter here.
5148 (set_Wunused): Delete.
5149 * c-opts.c (c_common_handle_option): Replace set_Wunused by
5151 * common.opt (Wunused): Add Var and Init.
5152 (Wunused-function): Likewise.
5153 (Wunused-label): Likewise.
5154 (Wunused-parameter): Likewise.
5155 (Wunused-value): Likewise.
5156 (Wunused-variable): Likewise.
5158 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
5160 * doc/invoke.texi: Add cpu_type power7.
5161 * config.in (HAVE_AS_VSX): New.
5162 * config.gcc: Add cpu_type power7.
5163 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
5165 * configure: Regenerate.
5166 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
5168 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
5169 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
5170 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
5172 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
5174 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
5175 type to vectorize.builtin_conversion.
5176 (vectorizable_conversion): Likewise.
5177 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
5178 integral type as input.
5179 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
5181 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
5182 and ALTIVEC_BUILTIN_VCTSXS.
5183 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
5186 2008-08-08 Richard Guenther <rguenther@suse.de>
5188 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
5189 (surely_varying_stmt_p): Calls are varying only if they are
5190 non-builtin and not indirect or have no result.
5191 (ccp_fold): Re-instantiate code before the tuples merge.
5193 2008-08-08 Richard Guenther <rguenther@suse.de>
5195 PR tree-optimization/37056
5196 * gimple.h (gimple_assign_rhs_class): New helper function.
5197 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
5198 unary operations properly.
5200 2008-08-07 Jan Hubicka <jh@suse.cz>
5202 * i386.h (ix86_size_cost): Declare.
5203 (ix86_cur_cost): New function macro.
5204 * i386.md (peepholes expanding size and splitters): Predicate by
5205 optimize_insn_for_speed_p.
5206 (peepholes reduce size and splitters): Predicate by
5207 optimize_insn_for_size_p.
5208 * i386.c (ix86_size_cost): Rename from ...
5209 (size_cost): This one.
5210 (override_options): Update.
5211 (decide_alg): Likewise.
5212 (ix86_expand_clear): Use RTL profile.
5213 (ix86_pad_returns): Use RTL profile.
5215 2008-08-07 Jan Hubicka <jh@suse.cz>
5217 * recog.c (split_all_insns): Set RTL profile
5218 (peephole2_optimize): Likewise.
5219 * function.c (thread_prologue_and_epilogue_insns): Likewise.
5220 * combine.c (combine_instructions): Likewise.
5222 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5224 * c-common.c (c_common_reswords): Also warn about keyword "bool".
5226 2008-08-07 Bob Wilson <bob.wilson@acm.org>
5228 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
5229 value in a6 after the set_frame_ptr insn.
5231 2008-08-07 Richard Henderson <rth@redhat.com>
5234 * gcc.c (cpp_options): Pass along -g*.
5236 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5238 * config/arm/arm.c (output_move_neon): Update comment describing
5239 big-endian vector layout.
5240 (arm_assemble_integer): Do not handle big-endian NEON vectors
5242 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
5243 neon_vget_lane<mode>_sext_internal,
5244 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
5245 element indices for big-endian.
5247 2008-08-07 Richard Henderson <rth@redhat.com>
5249 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
5250 * configure, config.in: Rebuild.
5251 * debug.h (dwarf2out_do_cfi_asm): Declare.
5252 * c-cppbuiltin.c (c_cpp_builtins): Use it.
5253 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
5254 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
5255 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
5257 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5259 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5260 movv2si_internal): Combine into mov<mode>_internal.
5261 (movv2si_internal_2): Remove.
5263 2008-08-07 Jan Hubicka <jh@suse.cz>
5266 * i386.md (single stringop patterns): Enable unconditionally.
5268 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
5271 * config/i386/emmintrin.h (_mm_move_epi64): Use
5272 __builtin_ia32_movq128.
5274 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
5275 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
5277 * config/i386/sse.md (sse2_movq128): New.
5279 * doc/extend.texi: Document __builtin_ia32_movq128.
5281 2008-08-07 Richard Guenther <rguenther@suse.de>
5284 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
5285 pointers can access anything.
5287 2008-08-06 Jan Hubicka <jh@suse.cz>
5289 * optabs.c (emit_unop_insn): Break out to ...
5290 (maybe_emit_unop_insn): ... this one.
5291 (expand_sfix_optab): Use maybe variant.
5292 * optabs.h (maybe_emit_unop_insn): Declare.
5294 * i386.md (mov0 patterns): Enable by default.
5295 (FP conversion expanders): Disable expansion of code expanding
5296 sequences when instruction should be optimized for size.
5297 (single strinop patterns): Enable when optimizing for size.
5298 (string expanders): Disable expanding of code expanding sequences
5299 when optimizning instruction for size.
5300 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
5302 (ix86_fp_comparison_sahf_cost): Likewise.
5303 (ix86_expand_branch): Likewise.
5304 (ix86_expand_ashl_const): Likewise.
5305 (ix86_split_ashl): Likewise.
5306 (ix86_expand_strlen): Likewise.
5307 (ix86_emit_fp_unordered_jump): Likewie.
5309 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5311 * c-common.c: Fix typo.
5312 (c_common_reswords): Activate more C++ keyword warnings.
5314 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
5316 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5319 * diagnostic.c (permerror_at): New.
5320 * toplev.h (permerror_at): Declare.
5322 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
5323 Ira Rosen <irar@il.ibm.com>
5325 * tree-vect-transform.c (vect_model_simple_cost): Return
5326 immediately if stmt is pure SLP.
5327 (vect_model_store_cost): Ditto.
5328 (vect_model_load_cost): Ditto.
5329 (vectorizable_store): Remove PURE_SLP check before call
5330 to vect_model_store_cost.
5331 (vect_model_store_cost): When checking whether stmt describe
5332 strided access, add a check that it is not slp_node.
5334 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5337 * c-common.c (warn_for_sign_compare): New. Handle separately the
5338 case that 'constant' is zero.
5339 * c-typeck.c (build_binary_op): Move code to c-common.c
5341 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5343 * config/alpha/alpha.c (alpha_preferred_reload_class,
5344 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
5345 alpha_output_mi_thunk_osf): Avoid C++ keywords.
5346 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
5347 * config/arm/arm.md: Likewise.
5348 * config/avr/avr-protos.h (preferred_reload_class,
5349 test_hard_reg_class, avr_simplify_comparison_p,
5350 out_shift_with_cnt, class_max_nregs): Likewise.
5351 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
5352 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
5353 preferred_reload_class, test_hard_reg_class): Likewise.
5354 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
5355 bfin_memory_move_cost, bfin_secondary_reload,
5356 bfin_output_mi_thunk): Likewise.
5357 * config/crx/crx.c (crx_secondary_reload_class,
5358 crx_memory_move_cost): Likewise.
5359 * config/frv/frv-protos.h (frv_secondary_reload_class,
5360 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
5361 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
5362 frv_secondary_reload_class, frv_class_likely_spilled_p,
5363 frv_class_max_nregs): Likewise.
5364 * config/h8300/h8300.c (h8300_classify_operand,
5365 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
5367 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
5368 * config/ia64/ia64.c (ia64_preferred_reload_class,
5369 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
5370 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
5371 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
5373 * config/m68hc11/m68hc11.c (preferred_reload_class,
5374 m68hc11_memory_move_cost): Likewise.
5375 * config/mcore/mcore.c (mcore_secondary_reload_class,
5376 mcore_reload_class): Likewise.
5377 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
5378 mips_class_max_nregs, mips_cannot_change_mode_class,
5379 mips_preferred_reload_class, mips_secondary_reload_class,
5380 mips_output_mi_thunk): Likewise.
5381 * config/mmix/mmix.c (mmix_preferred_reload_class,
5382 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
5384 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5386 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
5387 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
5388 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5389 * config/rs6000/rs6000.c (paired_expand_vector_init,
5390 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
5391 compare_section_name, rs6000_memory_move_cost): Likewise.
5392 * config/s390/s390.c (s390_emit_compare_and_swap,
5393 s390_preferred_reload_class, s390_secondary_reload,
5394 legitimize_pic_address, legitimize_tls_address,
5395 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
5396 s390_class_max_nregs): Likewise.
5397 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5398 * config/s390/s390.md: Likewise.
5399 * config/score/score-protos.h (score_secondary_reload_class,
5400 score_preferred_reload_class): Likewise.
5401 * config/score/score.c (score_preferred_reload_class,
5402 score_secondary_reload_class): Likewise.
5403 * config/score/score3.c (score3_output_mi_thunk,
5404 score3_preferred_reload_class, score3_secondary_reload_class,
5405 score3_hard_regno_mode_ok): Likewise.
5406 * config/score/score3.h (score3_preferred_reload_class,
5407 score3_secondary_reload_class): Likewise.
5408 * config/score/score7.c (score7_output_mi_thunk,
5409 score7_preferred_reload_class, score7_secondary_reload_class,
5410 score7_hard_regno_mode_ok): Likewise.
5411 * config/score/score7.h (score7_preferred_reload_class,
5412 score7_secondary_reload_class): Likewise.
5413 * config/sh/sh.c (prepare_move_operands, output_far_jump,
5414 output_branchy_insn, add_constant, gen_block_redirect,
5415 sh_insn_length_adjustment, sh_cannot_change_mode_class,
5416 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
5418 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5419 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
5420 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
5421 xstormy16_preferred_reload_class): Likewise.
5422 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
5423 xtensa_expand_atomic, override_options,
5424 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
5426 * reorg.c (try_merge_delay_insns): Likewise.
5427 * tree.c (merge_dllimport_decl_attributes): Likewise.
5429 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
5431 2008-08-06 Michael Matz <matz@suse.de>
5433 * Makefile.in (write_entries_to_file): Quote words.
5434 * gengtype.c: (read_input_line): Skip over leading white-space.
5436 2008-08-06 Marc Gauthier <marc@tensilica.com>
5438 * config.gcc: Match more processor names for Xtensa.
5439 * configure.ac: Likewise.
5440 * doc/install.texi (Specific): Likewise.
5441 * configure: Regenerate.
5443 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5445 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
5446 * calls.c (avoid_likely_spilled_reg): Likewise.
5447 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
5448 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
5449 * config/i386/i386.c (ix86_expand_special_args_builtin,
5450 ix86_secondary_reload): Likewise.
5451 * except.c (struct eh_region, gen_eh_region_catch,
5452 remove_unreachable_regions, duplicate_eh_regions,
5453 assign_filter_values, build_post_landing_pads,
5454 sjlj_find_directly_reachable_regions, remove_eh_handler,
5455 reachable_next_level, foreach_reachable_handler,
5456 can_throw_internal_1, can_throw_external_1,
5457 collect_one_action_chain): Likewise.
5458 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
5459 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
5460 * function.c (update_temp_slot_address, instantiate_new_reg,
5461 instantiate_virtual_regs_in_rtx,
5462 instantiate_virtual_regs_in_insn): Likewise.
5463 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
5464 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
5465 gimplify_cleanup_point_expr): Likewise.
5466 * ipa-cp.c (ipcp_lattice_changed): Likewise.
5467 * passes.c (next_pass_1): Likewise.
5468 * print-tree.c (print_node_brief, print_node): Likewise.
5469 * profile.c (branch_prob): Likewise.
5470 * tree-dump.c (dump_register): Likewise.
5471 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
5473 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
5474 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
5475 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
5476 copy_arguments_for_versioning, copy_static_chain): Likewise.
5477 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
5478 add_new_name_mapping, register_new_name_mapping): Likewise.
5479 * tree-mudflap.c (mf_xform_derefs): Likewise.
5480 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
5481 get_init_expr, combine_chains): Likewise.
5482 * tree-pretty-print.c (dump_generic_node): Likewise.
5483 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
5484 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
5485 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
5486 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5488 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5491 * calls.c (expand_call): Use the biggest preferred stack
5494 2008-08-06 Michael Matz <matz@suse.de>
5497 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5498 for reused reload, instead of overwriting them.
5500 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5503 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5504 for incoming stack boundary.
5506 * function.c (assign_parm_find_entry_rtl): Update
5507 parm_stack_boundary.
5509 * function.h (rtl_data): Add parm_stack_boundary.
5511 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5512 parm_stack_boundary for incoming stack boundary.
5514 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5516 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5517 for unrepresentable subregs or treat them as equal to other regs
5518 or subregs with the same register number.
5520 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5523 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5526 2008-08-06 Jan Hubicka <jh@suse.cz>
5528 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5529 frequencies might be hot.
5531 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5533 * reload.c (find_reloads): Force constants into literal pool
5534 also if they are wrapped in a SUBREG.
5536 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5539 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5540 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5541 Don't allow predicated instructions for data speculation.
5542 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5545 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5547 * haifa-sched.c (extend_global): Split to extend_global_data and
5548 extend_region_data. Update all uses.
5549 (extend_all): Rename to extend_block_data.
5551 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5553 * sched-rgn.c (new_ready): Check if instruction can be
5554 speculatively scheduled before attempting speculation.
5555 (debug_rgn_dependencies): Remove wrongful assert.
5557 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5559 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5561 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5563 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5564 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5565 va_size, and type_size.
5567 2008-08-04 Jason Merrill <jason@redhat.com>
5570 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5571 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5573 2008-08-05 Richard Henderson <rth@redhat.com>
5575 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5576 * configure: Rebuild.
5578 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5581 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5582 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5585 2008-08-05 Richard Henderson <rth@redhat.com>
5587 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5588 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5589 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5590 * common.opt (fdwarf2-cfi-asm): New.
5591 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5592 * config.in, configure: Rebuild.
5593 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5594 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5595 (dw2_force_const_mem): Externalize.
5596 * dwarf2asm.h: Update.
5597 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5598 generate a real label.
5599 (output_cfi_directive): New.
5600 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5601 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5602 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5604 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5605 (output_loc_operands_raw, output_loc_sequence_raw): New.
5606 (output_cfa_loc_raw): New.
5608 2008-08-05 Paul Brook <paul@codesourcery.com>
5610 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5611 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5612 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5613 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5614 * config/arm/arm.h (TARGET_VFPD32): Define.
5615 (TARGET_VFP3): Use TARGET_VFPD32.
5616 (fputype): Add FPUTYPE_VFP3D16.
5617 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5618 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5619 * config/arm/arm-cores.def: Add cortex-r4f.
5620 * config/arm/arm-tune.md: Regenerate.
5622 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5624 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5625 Reword some comments throughout the file.
5627 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5628 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5629 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5630 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5632 (MFC_START_ENABLE): Remove PPU-only define.
5633 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5634 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5636 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5637 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5638 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5639 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5640 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5641 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5642 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5644 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5645 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5646 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5647 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5649 (spu_read_machine_status): Fix typo.
5651 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5653 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5654 SUBREG of multi-word hard register.
5655 * config/spu/spu.c (valid_subreg): Likewise.
5656 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5658 2008-08-04 Richard Guenther <rguenther@suse.de>
5660 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5661 the candidate with the stripped base if that base is different
5662 from the original base even for offset zero.
5664 2008-08-04 Richard Guenther <rguenther@suse.de>
5667 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5668 check for no_overflow.
5670 2008-08-04 Richard Guenther <rguenther@suse.de>
5672 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5674 2008-08-04 Paul Brook <paul@codesourcery.com>
5676 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5677 (arm_order_regs_for_local_alloc): New function.
5678 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5680 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5682 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5685 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5686 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5687 (ix86_expand_epilogue): Likewise.
5689 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5691 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5694 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5696 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5697 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5698 (*movv2sf_internal_rex64): Ditto.
5700 2008-08-03 Jan Hubicka <jh@suse.cz>
5702 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5703 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5704 * expmed.c (expand_smod_pow2): Likewise.
5706 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5709 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5710 alternative 0 of operand 1.
5711 (*vec_concatv2di_rex64_sse): Ditto.
5712 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5714 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5715 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5716 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5717 (*movv2sf_internal_rex64): Ditto.
5719 2008-08-02 Richard Guenther <rguenther@suse.de>
5722 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5723 (ssedoublesizemode): New mode attribute.
5724 (sse_shufps): Call gen_sse_shufps_v4sf.
5725 (sse_shufps_1): Macroize.
5726 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5727 (sse2_shufpd_1): Macroize.
5728 (vec_extract_odd, vec_extract_even): New expanders.
5729 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5730 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5731 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5732 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5733 (ix86_expand_vector_set): Likewise.
5734 (ix86_expand_reduc_v4sf): Likewise.
5736 2008-08-01 Doug Kwan <dougkwan@google.com>
5738 * matrix-reorg.c: Re-enable all code.
5739 (struct malloc_call_data): Change CALL_STMT to gimple type.
5740 (collect_data_for_malloc_call): Tuplify.
5741 (struct access_site_info): Change STMT to gimple type.
5742 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5743 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5744 (struct free_info): Change STMT to gimple type.
5745 (struct matrix_access_phi_node): Change PHI to gimple type.
5746 (get_inner_of_cast_expr): Remove.
5747 (may_flatten_matrices_1): Tuplify.
5748 (may_flatten_matrices): Ditto.
5749 (mark_min_matrix_escape_level): Ditto.
5750 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5751 (ssa_accessed_in_call_rhs): New
5752 (ssa_accessed_in_assign_rhs): New
5753 (record_access_alloc_site_info): Tuplify.
5754 (add_allocation_site): Ditto.
5755 (analyze_matrix_allocation_site): Ditto.
5756 (analyze_transpose): Ditto.
5757 (get_index_from_offset): Ditto.
5758 (update_type_size): Ditto.
5759 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5760 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5761 (analyze_accesses_for_phi_node): Tuplify.
5762 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5763 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5764 (analyze_matrix_accesses): Tuplify.
5765 (check_var_data): New call-back type for check_var_notmodified_p.
5766 (check_var_notmodified_p): Tuplify and use call-back struct to
5767 return statement found.
5768 (can_calculate_expr_before_stmt): Factor out statement related code
5770 (can_calculate_stmt_before_stmt): New.
5771 (check_allocation_function): Tuplify.
5772 (find_sites_in_func): Ditto.
5773 (record_all_accesses_in_func): Ditto.
5774 (transform_access_sites): Ditto.
5775 (transform_allocation_sites): Ditto.
5776 (matrix_reorg): Re-enable.
5777 (gate_matrix_reorg): Re-enable.
5779 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5781 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5782 for labels for which it hasn't been set yet. If it has been set,
5783 stop walking insns and continue with next worklist item.
5784 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5785 if the only BARRIER is at the very end of a function.
5787 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5789 * cfgexpand.c (expand_stack_alignment): Assert that
5790 stack_realign_drap and drap_rtx must match.
5792 * function.c (instantiate_new_reg): If DRAP is used to realign
5793 stack, replace virtual_incoming_args_rtx with internal arg
5796 2008-08-01 Richard Guenther <rguenther@suse.de>
5798 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5799 loop information only if we initialized it.
5800 (execute_pre): Call fini_pre with in_fre.
5801 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5802 if we do not unroll because we hit max-completely-peeled-insns.
5803 Use our estimation for consistency, do allow shrinking.
5805 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5807 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5808 with MIN_STACK_BOUNDARY.
5809 (ix86_update_stack_boundary): Likewise.
5810 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5813 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5814 (MIN_STACK_BOUNDARY): This.
5816 2008-08-01 Richard Guenther <rguenther@suse.de>
5819 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5821 2008-08-01 Richard Guenther <rguenther@suse.de>
5823 PR tree-optimization/36988
5824 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5825 do not matter if that doesn't change volatile qualification.
5827 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5829 * configure.ac: Do not generate libada-mk. Do not subst
5831 * libada-mk.in: Remove.
5832 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5833 * configure: Regenerate.
5835 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5837 * tree-pass.h: Added comment about not dumping passes with name
5838 starting with star in struct opt_pass.
5839 * passes.c (register_dump_files_1): Don't do dump for a pass with
5840 name starting with star.
5841 * doc/passes.texi (Pass manager): Mention pass names and special
5842 meaning of star prefix to avoid dump.
5844 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5846 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5848 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5849 (ISA_MIPS64R2): New macro.
5850 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5851 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5852 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5853 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5854 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5855 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5856 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5857 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5858 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5859 Move up to keep list alphabetically sorted.
5860 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5861 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5863 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5864 (-march=@var{arch}): Add mips64r2.
5866 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5868 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5870 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5872 * expr.c (expand_assignment): Check for complete type.
5874 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5877 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5879 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5880 for stack alignment.
5882 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5884 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5886 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5887 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5889 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5891 PR rtl-optimization/36419
5892 * dwarf2out.c (barrier_args_size): New variable.
5893 (compute_barrier_args_size, compute_barrier_args_size_1): New
5895 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5896 if not called yet in the current function, use barrier_args_size
5897 array to find the new args_size value.
5898 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5900 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5903 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5906 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5909 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5910 (dwarf2out_stack_adjust): Use it.
5911 (dwarf2out_frame_debug_expr): Likewise.
5913 2008-07-31 Richard Guenther <rguenther@suse.de>
5915 PR tree-optimization/36978
5916 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5917 the generated condition.
5919 2008-07-31 Richard Guenther <rguenther@suse.de>
5921 * passes.c (init_optimization_passes): Always call
5922 pass_early_warn_uninitialized.
5923 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5924 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5925 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5927 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5930 * builtins.c (maybe_emit_free_warning): New function.
5931 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5932 maybe_emit_free_warning for BUILT_IN_FREE.
5935 * dwarf2out.c (get_context_die): New function.
5936 (force_decl_die, force_type_die): Use it.
5937 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5938 returns NULL, force generation of DW_TAG_typedef and put that into
5941 PR preprocessor/36649
5942 * c-pch.c (c_common_read_pch): Save and restore
5943 line_table->trace_includes across PCH restore.
5945 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5948 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5950 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5953 * final.c (call_from_call_insn): Handle COND_EXEC.
5955 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5957 * builtins.c (std_gimplify_va_arg_expr): Replace
5958 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5959 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5961 2008-07-30 Joey Ye <joey.ye@intel.com>
5962 H.J. Lu <hongjiu.lu@intel.com>
5964 * builtins.c (expand_builtin_setjmp_receiver): Replace
5965 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5966 (expand_builtin_apply_args_1): Likewise.
5967 (expand_builtin_longjmp): Need DRAP for stack alignment.
5968 (expand_builtin_apply): Likewise.
5970 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5971 instead of assign_stack_local to allow alignment reduction.
5973 * calls.c (emit_call_1): Need DRAP for stack alignment if
5975 (expand_call): Replace virtual_incoming_args_rtx with
5976 crtl->args.internal_arg_pointer.
5977 * stmt.c (expand_nl_goto_receiver): Likewise.
5979 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5980 alignment and store to stack_alignment_estimated and
5981 max_used_stack_slot_alignment.
5982 (expand_one_var): Likewise.
5983 (expand_stack_alignment): New function.
5984 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5985 and stack_alignment_estimated fields in rtl_data. Call
5986 expand_stack_alignment at end.
5988 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5989 (MAX_STACK_ALIGNMENT): Likewise.
5990 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5991 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5993 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5994 stack alignment when generating virtual registers.
5996 * function.c (assign_stack_local): Renamed to ...
5997 (assign_stack_local_1): This. Add a parameter to indicate
5998 if it is OK to reduce alignment.
5999 (assign_stack_local): Use it.
6000 (instantiate_new_reg): Instantiate virtual incoming args rtx
6001 to vDRAP if stack realignment and DRAP is needed.
6002 (assign_parms): Collect parameter/return type alignment and
6003 contribute to stack_alignment_estimated.
6004 (locate_and_pad_parm): Likewise.
6005 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
6006 with crtl->args.internal_arg_pointer.
6008 * function.h (rtl_data): Add new field drap_reg,
6009 max_used_stack_slot_alignment, stack_alignment_estimated,
6010 stack_realign_needed, need_drap, stack_realign_processed and
6011 stack_realign_finalized.
6012 (stack_realign_fp): New macro.
6013 (stack_realign_drap): Likewise.
6015 * global.c (compute_regsets): Frame pointer is needed when
6016 stack is realigned. Can eliminate frame pointer when stack is
6017 realigned and dynamic realigned argument pointer isn't used.
6019 * reload1.c (update_eliminables): Frame pointer is needed
6020 when stack is realigned.
6021 (init_elim_table): Can eliminate frame pointer when stack is
6022 realigned and dynamic realigned argument pointer isn't used.
6024 * rtl.h (assign_stack_local_1): Declare new funtion.
6026 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
6027 (TARGET_GET_DRAP_RTX): Likewise.
6028 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
6029 TARGET_GET_DRAP_RTX.
6031 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
6033 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
6034 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
6036 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
6037 H.J. Lu <hongjiu.lu@intel.com>
6039 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
6040 vdrap_reg, stack_realign and drap_reg_saved.
6041 (add_cfi): Don't allow redefining CFA when DRAP is used.
6042 (reg_save): Handle stack alignment.
6043 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
6044 alignment. Don't generate DWARF information for (set fp sp)
6046 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
6048 (int_loc_descriptor): Move prototype forward. Also define if
6049 DWARF2_UNWIND_INFO is true.
6050 (output_cfa_loc): Handle DW_CFA_expression.
6051 (build_cfa_aligned_loc): New.
6052 (based_loc_descr): Update assert for stack realign. For local
6053 variables, use sp+offset when stack is aligned without drap and
6054 fp+offset when stack is aligned with drap. For arguments, use
6055 cfa+offset when drap is used to align stack.
6057 2008-07-30 Joey Ye <joey.ye@intel.com>
6058 H.J. Lu <hongjiu.lu@intel.com>
6060 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
6062 (ix86_gen_andsp): New.
6063 (ix86_user_incoming_stack_boundary): Likewise.
6064 (ix86_default_incoming_stack_boundary): Likewise.
6065 (ix86_incoming_stack_boundary): Likewise.
6066 (ix86_can_eliminate): Likewise.
6067 (find_drap_reg): Likewise.
6068 (ix86_update_stack_boundary): Likewise.
6069 (ix86_get_drap_rtx): Likewise.
6070 (ix86_finalize_stack_realign_flags): Likewise.
6071 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
6072 (TARGET_GET_DRAP_RTX): Likewise.
6073 (override_options): Overide option value for new options.
6074 (ix86_function_ok_for_sibcall): Remove check for
6075 force_align_arg_pointer.
6076 (ix86_handle_cconv_attribute): Likewise.
6077 (ix86_function_regparm): Likewise.
6078 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
6079 (ix86_va_start): Replace virtual_incoming_args_rtx with
6080 crtl->args.internal_arg_pointer.
6081 (ix86_select_alt_pic_regnum): Check DRAP register.
6082 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
6083 (ix86_compute_frame_layout): Compute frame layout wrt stack
6085 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
6086 (ix86_expand_prologue): Decide if stack realignment is needed
6087 and generate prologue code accordingly.
6088 (ix86_expand_epilogue): Generate epilogue code wrt stack
6089 realignment is really needed or not.
6091 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
6092 (ABI_STACK_BOUNDARY): Likewise.
6093 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
6094 (STACK_REALIGN_DEFAULT): Likewise.
6095 (INCOMING_STACK_BOUNDARY): Likewise.
6096 (MAX_STACK_ALIGNMENT): Likewise.
6097 (ix86_incoming_stack_boundary): Likewise.
6098 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
6099 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
6100 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
6101 (machine_function): Remove force_align_arg_pointer.
6103 * config/i386/i386.md (BX_REG): New.
6104 (R13_REG): Likewise.
6106 * config/i386/i386.opt (mforce_drap): New.
6107 (mincoming-stack-boundary): Likewise.
6108 (mstackrealign): Add Init(-1).
6110 * config/i386/i386-protos.h (ix86_can_eliminate): New
6112 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6114 * doc/extend.texi: Update force_align_arg_pointer.
6116 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
6119 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
6120 (INCOMING_STACK_BOUNDARY): Likewise.
6121 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
6122 (TARGET_GET_DRAP_RTX): Likewise.
6124 2008-07-30 Andreas Schwab <schwab@suse.de>
6126 PR rtl-optimization/36929
6127 * dse.c (replace_inc_dec): Use emit_insn_before instead of
6128 add_insn_before and fix argument order.
6129 (replace_inc_dec_mem): Handle NULL rtx.
6131 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
6133 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
6135 (arm_compute_initial_elimination_offset): Use it.
6136 (arm_compute_save_reg_mask): Include static chain save slot when
6137 calculating alignment.
6138 (arm_get_frame_offsets): Ditto.
6139 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
6140 that we can use to decrement the stack when the stack decrement
6141 could be too big for an immediate value in a single insn.
6142 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
6144 2008-07-30 Richard Guenther <rguenther@suse.de>
6146 PR tree-optimization/36967
6147 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
6148 Release defs of statements we remove.
6150 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6152 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
6153 instead of NULL_RTVEC.
6155 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6159 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
6162 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6164 * final.c (call_from_call_insn): New.
6165 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
6167 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
6169 * configure.ac: Substitute ADA_CFLAGS.
6170 * configure: Regenerate.
6171 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
6172 * Makefile.in: Remove mention of X_* variables.
6173 * config/pa/x-ada-hpux10: Remove.
6174 * config/pa/x-ada: Remove.
6176 * doc/fragments.texi: Update.
6178 2008-07-30 Olivier Hainque <hainque@adacore.com>
6180 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
6181 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
6182 __dso_handle explicitly here.
6184 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6187 * c-typeck.c (build_binary_op): Encapsulate code into...
6188 * c-common.c (shorten_binary_op): ...this new function.
6189 (conversion_warning): Use the new function. Handle non-negative
6190 constant in bitwise-and.
6191 * c-common.h (shorten_binary_op): Declare.
6193 2008-07-30 Olivier Hainque <hainque@adacore.com>
6195 * scan.c (make_sstring_space): Add explicit conversions of
6196 allocator's return value.
6197 * fix-header.c (recognized_function): Likewise.
6199 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6201 * doc/cpp.texi: Update to GFDL 1.2.
6202 * doc/gcc.texi: Do not list GPL as Invariant Section.
6203 * doc/gccint.texi: Likewise. Update copyright years.
6204 * doc/install.texi: Update copyright years.
6206 2008-07-30 Alan Modra <amodra@bigpond.net.au>
6209 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
6210 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
6212 2008-07-29 Jan Hubicka <jh@suse.cz>
6214 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
6215 (grokdeclarator): Likewise.
6216 * langhooks.c (lhd_warn_unused_global_decl): Use
6217 DECL_DECLARED_INLINE_P.
6218 * print-tree.c (print_node): Remove DECL_INLINE check.
6220 2008-07-29 Richard Guenther <rguenther@suse.de>
6222 PR tree-optimization/36945
6223 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
6224 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
6225 Record invariant addresses un-decomposed.
6226 (copy_reference_ops_from_call): Record reference call
6227 arguments properly. Simplify.
6228 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
6229 helper split out from ...
6230 (create_component_ref_by_pieces): ... here. Simplify.
6231 Prepare for recursive invocation for call arguments.
6232 (create_expression_by_pieces): Adjust call to
6233 create_component_ref_by_pieces.
6234 (compute_avail): Process operand 2 of reference ops.
6236 2008-07-29 Richard Guenther <rguenther@suse.de>
6238 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
6240 2008-07-29 Jakub Jelinek <jakub@redhat.com>
6242 * c-format.c (check_format_types): Revert unwanted checkin.
6244 2008-07-29 Jan Hubicka <jh@suse.cz>
6246 * flags.h (flag_really_no_inline): Remove.
6247 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
6248 * toplev.c (flag_really_no_inline): Remove.
6249 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
6250 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
6251 (cgraph_decide_inlining_incrementally): Likewise.
6252 (compute_inline_parameters): Likewise.
6253 * opts.c (decode_options): Simplify.
6254 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
6255 * common.opt (finline): Initialize to 1.
6256 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
6258 2008-07-29 Jan Hubicka <jh@suse.cz>
6260 * predict.c (always_optimize_for_size_p): New function.
6261 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6262 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6263 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
6265 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
6266 * function.c (prepare_function_start): Set default profile.
6267 * function.h (rtl_data): Add maybe_hot_insn_p.
6268 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
6269 (construct_exit_block): Likewise.
6270 (tree_expand_cfg): Likewise.
6272 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6273 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6274 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6275 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
6278 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6281 * c-decl.c (merge_decls): Merge USED flags.
6283 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
6285 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
6286 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
6287 next_stack, lab_false and lab_over trees.
6289 2008-07-28 Richard Guenther <rguenther@suse.de>
6291 PR tree-optimization/36957
6292 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
6293 (useless_type_conversion_p): Remove.
6294 (types_compatible_p): Remove.
6295 * gimple.h (tree_ssa_useless_type_conversion): Declare.
6296 (useless_type_conversion_p): Declare.
6297 (types_compatible_p): Declare.
6298 (gimple_expr_type): Return the base type only if it is
6299 trivially convertible to the subtype.
6301 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
6303 * configure.ac: Use the m4_do macro to concatenate the warnings into
6304 one string in ACX_PROG_CC_WARNING_OPTS,
6305 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
6306 * configure: Regenerate.
6308 2008-07-28 Richard Guenther <rguenther@suse.de>
6310 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
6311 (insert_fake_stores): Remove.
6312 (realify_fake_stores): Likewise.
6313 (execute_pre): Remove dead code.
6314 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
6315 (find_func_aliases): Deal with it here instead.
6316 Re-enable gcc_unreachable call.
6318 2008-07-28 Richard Guenther <rguenther@suse.de>
6320 Merge from gimple-tuples-branch.
6322 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
6323 * gimple.def: New file.
6324 * gsstruct.def: Likewise.
6325 * gimple-iterator.c: Likewise.
6326 * gimple-pretty-print.c: Likewise.
6327 * tree-gimple.c: Removed. Merged into ...
6328 * gimple.c: ... here. New file.
6329 * tree-gimple.h: Removed. Merged into ...
6330 * gimple.h: ... here. New file.
6332 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
6333 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
6334 --enable-checking=gimple flag.
6335 * config.in: Likewise.
6336 * configure: Regenerated.
6338 * tree-ssa-operands.h: Tuplified.
6339 * tree-vrp.c: Likewise.
6340 * tree-loop-linear.c: Likewise.
6341 * tree-into-ssa.c: Likewise.
6342 * tree-ssa-loop-im.c: Likewise.
6343 * tree-dump.c: Likewise.
6344 * tree-complex.c: Likewise.
6345 * cgraphbuild.c: Likewise.
6346 * tree-ssa-threadupdate.c: Likewise.
6347 * tree-ssa-loop-niter.c: Likewise.
6348 * tree-pretty-print.c: Likewise.
6349 * tracer.c: Likewise.
6350 * gengtype.c: Likewise.
6351 * tree-loop-distribution.c: Likewise.
6352 * tree-ssa-loop-unswitch.c: Likewise.
6353 * cgraph.c: Likewise.
6354 * cgraph.h: Likewise.
6355 * tree-ssa-loop-manip.c: Likewise.
6356 * value-prof.c: Likewise.
6357 * tree-ssa-loop-ch.c: Likewise.
6358 * tree-tailcall.c: Likewise.
6359 * value-prof.h: Likewise.
6362 * tree-pass.h: Likewise.
6363 * ipa-cp.c: Likewise.
6364 * tree-scalar-evolution.c: Likewise.
6365 * tree-scalar-evolution.h: Likewise.
6366 * target.h: Likewise.
6367 * lambda-mat.c: Likewise.
6368 * tree-phinodes.c: Likewise.
6369 * diagnostic.h: Likewise.
6370 * builtins.c: Likewise.
6371 * tree-ssa-alias-warnings.c: Likewise.
6372 * cfghooks.c: Likewise.
6373 * fold-const.c: Likewise.
6374 * cfghooks.h: Likewise.
6375 * omp-low.c: Likewise.
6376 * tree-ssa-dse.c: Likewise.
6377 * ipa-reference.c: Likewise.
6378 * tree-ssa-uncprop.c: Likewise.
6379 * toplev.c: Likewise.
6380 * tree-gimple.c: Likewise.
6381 * tree-gimple.h: Likewise.
6382 * tree-chrec.c: Likewise.
6383 * tree-chrec.h: Likewise.
6384 * tree-ssa-sccvn.c: Likewise.
6385 * tree-ssa-sccvn.h: Likewise.
6386 * cgraphunit.c: Likewise.
6387 * tree-ssa-copyrename.c: Likewise.
6388 * tree-ssa-ccp.c: Likewise.
6389 * tree-ssa-loop-ivopts.c: Likewise.
6390 * tree-nomudflap.c: Likewise.
6391 * tree-call-cdce.c: Likewise.
6392 * ipa-pure-const.c: Likewise.
6393 * c-format.c: Likewise.
6394 * tree-stdarg.c: Likewise.
6395 * tree-ssa-math-opts.c: Likewise.
6396 * tree-ssa-dom.c: Likewise.
6397 * tree-nrv.c: Likewise.
6398 * tree-ssa-propagate.c: Likewise.
6399 * ipa-utils.c: Likewise.
6400 * tree-ssa-propagate.h: Likewise.
6401 * tree-ssa-alias.c: Likewise.
6402 * gimple-low.c: Likewise.
6403 * tree-ssa-sink.c: Likewise.
6404 * ipa-inline.c: Likewise.
6405 * c-semantics.c: Likewise.
6406 * dwarf2out.c: Likewise.
6408 * tree-ssa-loop-ivcanon.c: Likewise.
6409 * predict.c: Likewise.
6410 * tree-ssa-loop.c: Likewise.
6411 * tree-parloops.c: Likewise.
6412 * tree-ssa-address.c: Likewise.
6413 * tree-ssa-ifcombine.c: Likewise.
6414 * matrix-reorg.c: Likewise.
6415 * c-decl.c: Likewise.
6416 * tree-eh.c: Likewise.
6417 * c-pretty-print.c: Likewise.
6418 * lambda-trans.c: Likewise.
6419 * function.c: Likewise.
6420 * langhooks.c: Likewise.
6421 * ebitmap.h: Likewise.
6422 * tree-vectorizer.c: Likewise.
6423 * function.h: Likewise.
6424 * langhooks.h: Likewise.
6425 * tree-vectorizer.h: Likewise.
6426 * ipa-type-escape.c: Likewise.
6427 * ipa-type-escape.h: Likewise.
6428 * domwalk.c: Likewise.
6429 * tree-if-conv.c: Likewise.
6430 * profile.c: Likewise.
6431 * domwalk.h: Likewise.
6432 * tree-data-ref.c: Likewise.
6433 * tree-data-ref.h: Likewise.
6434 * tree-flow-inline.h: Likewise.
6435 * tree-affine.c: Likewise.
6436 * tree-vect-analyze.c: Likewise.
6437 * c-typeck.c: Likewise.
6438 * gimplify.c: Likewise.
6439 * coretypes.h: Likewise.
6440 * tree-ssa-phiopt.c: Likewise.
6441 * calls.c: Likewise.
6442 * tree-ssa-coalesce.c: Likewise.
6443 * tree.def: Likewise.
6444 * tree-dfa.c: Likewise.
6445 * except.c: Likewise.
6446 * except.h: Likewise.
6447 * cfgexpand.c: Likewise.
6448 * tree-cfgcleanup.c: Likewise.
6449 * tree-ssa-pre.c: Likewise.
6450 * tree-ssa-live.c: Likewise.
6451 * tree-sra.c: Likewise.
6452 * tree-ssa-live.h: Likewise.
6453 * tree-predcom.c: Likewise.
6454 * lambda.h: Likewise.
6455 * tree-mudflap.c: Likewise.
6456 * ipa-prop.c: Likewise.
6457 * print-tree.c: Likewise.
6458 * tree-ssa-copy.c: Likewise.
6459 * ipa-prop.h: Likewise.
6460 * tree-ssa-forwprop.c: Likewise.
6461 * ggc-page.c: Likewise.
6462 * c-omp.c: Likewise.
6463 * tree-ssa-dce.c: Likewise.
6464 * tree-vect-patterns.c: Likewise.
6465 * tree-ssa-ter.c: Likewise.
6466 * tree-nested.c: Likewise.
6467 * tree-ssa.c: Likewise.
6468 * lambda-code.c: Likewise.
6469 * tree-ssa-loop-prefetch.c: Likewise.
6470 * tree-inline.c: Likewise.
6471 * tree-inline.h: Likewise.
6472 * tree-iterator.c: Likewise.
6473 * tree-optimize.c: Likewise.
6474 * tree-ssa-phiprop.c: Likewise.
6475 * tree-vect-transform.c: Likewise.
6476 * tree-object-size.c: Likewise.
6477 * tree-outof-ssa.c: Likewise.
6478 * cfgloop.c: Likewise.
6479 * system.h: Likewise.
6480 * tree-profile.c: Likewise.
6481 * cfgloop.h: Likewise.
6482 * c-gimplify.c: Likewise.
6483 * c-common.c: Likewise.
6484 * tree-vect-generic.c: Likewise.
6485 * tree-flow.h: Likewise.
6486 * c-common.h: Likewise.
6487 * basic-block.h: Likewise.
6488 * tree-ssa-structalias.c: Likewise.
6489 * tree-switch-conversion.c: Likewise.
6490 * tree-ssa-structalias.h: Likewise.
6491 * tree-cfg.c: Likewise.
6492 * passes.c: Likewise.
6493 * ipa-struct-reorg.c: Likewise.
6494 * ipa-struct-reorg.h: Likewise.
6495 * tree-ssa-reassoc.c: Likewise.
6496 * cfgrtl.c: Likewise.
6497 * varpool.c: Likewise.
6499 * tree-ssanames.c: Likewise.
6500 * tree-ssa-threadedge.c: Likewise.
6501 * langhooks-def.h: Likewise.
6502 * tree-ssa-operands.c: Likewise.
6503 * config/alpha/alpha.c: Likewise.
6504 * config/frv/frv.c: Likewise.
6505 * config/s390/s390.c: Likewise.
6506 * config/m32c/m32c.c: Likewise.
6507 * config/m32c/m32c-protos.h: Likewise.
6508 * config/spu/spu.c: Likewise.
6509 * config/sparc/sparc.c: Likewise.
6510 * config/i386/i386.c: Likewise.
6511 * config/sh/sh.c: Likewise.
6512 * config/xtensa/xtensa.c: Likewise.
6513 * config/stormy16/stormy16.c: Likewise.
6514 * config/ia64/ia64.c: Likewise.
6515 * config/rs6000/rs6000.c: Likewise.
6516 * config/pa/pa.c: Likewise.
6517 * config/mips/mips.c: Likewise.
6519 2008-07-28 Simon Baldwin <simonb@google.com>
6521 * c-pragma.c (handle_pragma_message): New function.
6522 (init_pragma): Register handle_pragma_message.
6523 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6526 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6528 PR tree-optimization/35252
6529 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6530 REALPART_EXPR to be considered as same load operation.
6532 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6534 PR tree-optimization/36830
6535 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6536 (expressions_equal_p): Return false if only one operand is null.
6538 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6540 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6541 version requirements.
6543 2008-07-26 Olivier Hainque <hainque@adacore.com>
6545 * collect2.c (symkind): New enum. Symbol kinds we care about.
6546 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6547 code and head comment accordingly.
6548 (scan_prog_file): Use symkind names instead of bare integers.
6550 2008-07-25 Jan Hubicka <jh@suse.cz>
6552 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6554 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6555 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6556 * dojump.c (clear_pending_stack_adjust): Likewise.
6557 * print-tree.c (print_node): Ignore DECL_INLINE.
6558 * tree-inline.c (inlinable_function_p): Likewise.
6560 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6562 * doc/extend.texi (hot attribute): Document that the hot attribute
6563 turns on -O3 for some ports.
6564 (cold attribute): Document that the cold attribute turns on -Os
6567 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6568 reflect function specific option support.
6570 * target.h (struct target_option_hooks): Add fields to say whether
6571 the cold attribute implies -Os and the hot attribute implies -O3.
6573 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6574 By default, do not turn on -Os for cold functions.
6575 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6576 not turn on -O3 for hot functions.
6578 * c-common.c (handle_hot_attribute): Use target hook to determine
6579 if hot functions should enable -O3.
6580 (handle_cold_attribute): Use target hook to determine if cold
6581 functions should enable -Os.
6583 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6584 (override_options): Move disable scheduling to
6585 optimization_options.
6586 (optimization_options): Disable scheduling here, not
6588 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6589 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6591 * config/ia64/ia64.c (ia64_override_options): Move setting
6592 scheduling flags to ia64_optimization_options.
6593 (ia64_optimization_options): Disable scheduling options here, and
6594 not in ia64_override_options.
6595 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6596 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6598 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6601 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6603 2008-07-25 Martin Jambor <mjambor@suse.cz>
6605 PR tree-optimization/36926
6606 * ipa-prop.c (ipa_analyze_call_uses): Call
6607 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6609 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6611 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6612 movv2si_internal): Add mem = reg alternative.
6614 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6617 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6618 DEFAULT_PCC_STRUCT_RETURN to 127.
6620 2008-07-24 Jan Hubicka <jh@suse.cz>
6622 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6623 (build_cgraph_edges): Likewise.
6624 * cgraph.c (cgraph_node): Do not update assembler hash.
6625 (cgraph_remove_node): Drop non-unit-at-a-time code.
6626 * tree-pass.h (pass_O0_always_inline): Remove.
6627 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6628 * toplev.c (process_options): Flag unit-at-a-time does not imply
6630 * cgraphunit.c: Update comments.
6631 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6632 (cgraph_assemble_pending_functions): Remove.
6633 (cgraph_reset_node): Drop non-unit-at-a-time code.
6634 (cgraph_finalize_function): Likewise.
6635 (cgraph_analyze_function): Likewise.
6636 (cgraph_finalize_compilation_unit): Likewise.
6637 (cgraph_expand_function): Likewise.
6638 (cgraph_optimize): Likesise.
6639 (save_inline_function_body): Likewise.
6640 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6641 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6642 * ipa-inline.c: Update comments.
6643 (enum inlining_mode): remove INLINE_SPEED.
6644 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6645 (cgraph_mark_inline_edge): Likewise.
6646 (try_inline): Likewise.
6647 (cgraph_decide_inlining_incrementally): Likewise.
6648 (cgraph_gate_inlining): Remove.
6649 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6650 (cgraph_gate_early_inlining): Likewise.
6651 (gate_inline_passes): Remove.
6652 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6653 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6654 pass_O0_always_inline): Remove.
6655 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6656 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6657 * opts.c (no_unit_at_a_time_default): Remove.
6658 (decode_options): Remove flag_unit_at_a_time reset and warning.
6659 * opts.h (no_unit_at_a_time_default): Remove.
6660 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6661 early in GNU dialect.
6662 (merge_decls): Update comment; drop unit-at-a-time check.
6663 (finish_decl): Likewise.
6664 (grok_declaration): Remove flag_inline_trees code.
6665 (finish_functions): Return on function returning non-void on all
6667 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6668 * cfgexpand.c (expand_one_static_var): Remove.
6669 (expand_one_var): Remove expand_one_static_var call.
6670 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6671 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6672 and flag_unit_at_a-time compatibility checks.
6673 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6674 * tree-inline.c (flag_inline_trees): Remove.
6675 (inlinable_function_p): Don't check it.
6676 (expand_call_inline): Remove non-unit-at-a-time code.
6677 * tree-inline.h (flag_inline_trees): Remove.
6678 * tree-optimize.c (execute_early_local_optimizations): Remove
6679 unit-at-a-time checks.
6680 (tree_rest_of_compilation): Likewise.
6681 * combine.c (setup_incoming_promotions): Likewise.
6682 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6683 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6684 * passes.c (pass_inline_parameters): Update comments; remove
6685 O0_alwaysinline pass.
6686 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6687 (execute_one_pass): Likewise.
6688 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6689 (ix86_function_sseregparm): Likewise.
6690 * arm.c (arm_function_in_section_p): Likewise.
6691 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6692 * varpool.c: Update comments.
6693 (decide_is_variable_needed): Remove unit-at-a-time checks.
6694 (varpool_finalize_decl): Likewise.
6696 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6698 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6700 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6702 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6704 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6705 imp symbol extension.
6707 2008-07-23 Ian Lance Taylor <iant@google.com>
6709 * tree-vrp.c (infer_value_range): Ignore asm statements when
6710 looking for memory accesses for -fdelete-null-pointer-checks.
6712 2008-07-24 Ben Elliston <bje@au.ibm.com>
6714 * config/spu/spu-c.c (__vector_keyword): New variable.
6715 (vector_keyword): Likewise.
6716 (spu_categorize_keyword): New function.
6717 (spu_macro_to_expand): Likewise.
6718 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6719 compiling an ISO C dialect.
6721 2008-07-24 Ben Elliston <bje@au.ibm.com>
6723 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6726 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6728 * configure: Regenerate.
6729 * configure.ac: Require texinfo 4.7.
6730 * doc/install.texi: Document texinfo 4.7 requirement.
6732 2008-07-23 Martin Jambor <mjambor@suse.cz>
6734 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6735 rather than for DECL_SAVED_TREE.
6736 * ipa-prop.c: Include diagnostic.h.
6737 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6739 (ipa_detect_param_modifications): Function rewritten from scratch.
6740 (ipa_compute_jump_functions): Changed accesses to modification flags.
6741 (ipa_free_node_params_substructures): Update flags destruction.
6742 (ipa_node_duplication_hook): Update flags duplication.
6743 (ipa_print_all_params_modified): Updated flag access.
6744 * ipa-prop.h (struct ipa_param_flags): New structure.
6745 (struct ipa_node_params): New field modification_analysis_done,
6746 modified_flags changed into param_flags.
6747 (ipa_is_ith_param_modified): Changed to use new flags.
6748 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6750 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6751 ipa-cp.c and split into two functions.
6752 (ipa_print_node_jump_functions): New function.
6753 (compute_scalar_jump_functions): New function.
6754 (type_like_member_ptr_p): New function.
6755 (compute_pass_through_member_ptrs): New function.
6756 (fill_member_ptr_cst_jump_function): New function.
6757 (determine_cst_member_ptr): New function.
6758 (compute_cst_member_ptr_arguments): New function.
6759 (ipa_compute_jump_functions): Complete rewrite.
6760 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6761 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6762 (struct ipa_member_ptr_cst): New structure.
6763 (union jump_func_value): New field member_cst.
6764 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6765 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6766 jump function types.
6767 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6768 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6769 instead of ipcp_print_all_jump_functions.
6770 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6771 only for replacable scalars.
6773 * doc/invoke.texi (Optimize options): Add description of
6774 -findirect-inlining.
6775 * common.opt (flag_indirect_inlining): New flag.
6776 * opts.c (decode_options): Set flag_indirect_inlining when
6779 * ipa-inline.c: Include ipa-prop.h.
6780 (inline_indirect_intraprocedural_analysis): New function.
6781 (inline_generate_summary): Allocate parameter and argument info
6782 structures, call inline_indirect_intraprocedural_analysis on each
6783 node when doing indirect inlining and deallocate indirect inlining
6784 data structures in the end.
6785 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6786 (free_all_ipa_structures_after_iinln): New function.
6787 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6789 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6791 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6792 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6793 of computing the frequency separately.
6794 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6795 of computing the frequency separately.
6796 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6797 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6798 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6799 (ipa_get_stmt_member_ptr_load_param): New function.
6800 (ipa_is_ssa_with_stmt_def): New function.
6801 (ipa_note_param_call): New function.
6802 (ipa_analyze_call_uses): New function.
6803 (ipa_analyze_stmt_uses): New function.
6804 (ipa_analyze_params_uses): New function.
6805 (ipa_free_node_params_substructures): Also free the param_calls linked
6807 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6808 (ipa_print_node_param_flags): New function.
6809 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6810 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6811 * ipa-prop.h (struct ipa_param_flags): New field called.
6812 (struct ipa_param_call_note): New structure.
6813 (struct ipa_node_params): New fields param_calls and
6815 (ipa_is_ith_param_called): New function.
6816 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6817 ipa_analyze_params_uses and dump parameter flags.
6819 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6820 ipa_propagate_indirect_call_infos if performing indirect inlining,
6821 pass a new parameter new_edges to it.
6822 (add_new_edges_to_heap): New fucntion.
6823 (cgraph_decide_inlining_of_small_functions): New vector
6824 new_indirect_edges for newly found indirect edges , call
6825 ipa_propagate_indirect_call_infos after inlining.
6826 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6827 inlining if performing indirect inlining. Call
6828 free_all_ipa_structures_after_iinln when doing so too.
6829 (inline_generate_summary): Do not call
6830 free_all_ipa_structures_after_iinln here.
6831 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6832 (print_edge_addition_message): New function.
6833 (update_call_notes_after_inlining): New function.
6834 (propagate_info_to_inlined_callees): New function.
6835 (ipa_propagate_indirect_call_infos): New function.
6836 * ipa-prop.h: Include cgraph.h
6837 (struct ipa_param_call_note): Fields reordered, new field processed.
6838 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6840 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6841 rediscovered call statements.
6842 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6843 (dump_cgraph_node): Dump also the indirect_call flag.
6844 (cgraph_clone_edge): Copy also the indirect_call flag.
6845 * tree-inline.c (copy_bb): Do not check for fndecls from call
6846 expressions, check for edge availability when moving clones.
6847 (get_indirect_callee_fndecl): New function.
6848 (expand_call_inline): If callee declaration is not apprent from
6849 the statement, try calling get_indirect_callee_fndecl. Do not
6850 issue warnings or call sorry when not inlinings an indirect edge.
6851 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6853 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6854 bit more frandly to matching.
6855 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6856 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6857 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6859 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6862 * opth-gen.awk: Suppress function specific features when building
6864 * optc-gen.awk: Ditto.
6866 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6869 * diagnostic.c (pedwarn): Add opt parameter.
6871 * c-tree.h (pedwarn_init): Add opt parameter.
6872 (pedwarn_c90): Likewise.
6873 (pedwarn_c99): Likewise.
6874 * c-errors.c (pedwarn_c99): Likewise.
6875 (pedwarn_c90): Likewise.
6876 * toplev.h (pedwarn): Update declaration.
6877 (pedwarn0): Declare.
6878 * c-lex.c: All calls to pedwarn changed.
6879 * builtins.c: All calls to pedwarn changed.
6880 * toplev.c: All calls to pedwarn changed.
6881 * c-decl.c: All calls to pedwarn changed.
6882 * c-typeck.c: All calls to pedwarn changed.
6883 * c-common.c: All calls to pedwarn changed.
6884 * c-parser.c: All calls to pedwarn changed.
6886 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6887 Karthik Kumar <karthikkumar@gmail.com>
6889 * attribs.c (file scope): Include c-common.h.
6890 (decl_attributes): Add support for #pragma GCC optimize and
6893 * targhooks.c (default_can_inline_p): New function that is the
6894 default for the TARGET_CAN_INLINE_P target hook.
6896 * targhooks.h (default_can_inline_p): Add declaration.
6898 * tree.c (cl_optimization_node): New static tree for building
6899 OPTIMIZATION_NODE tree.
6900 (cl_target_option_node): New static tree for building
6901 TARGET_OPTION_NODE tree.
6902 (cl_option_hash_table): New hash table for hashing
6903 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6904 (cl_option_hash_hash): New function to provide the hash value for
6905 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6906 (cl_option_hash_eq): New function to provide an equality test for
6907 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6908 (tree_code_size): Add support for OPTIMIZATION_NODE and
6909 TARGET_OPTION_NODE trees.
6910 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6911 TARGET_OPTION_NODE trees.
6912 (build_optimization_node): Build a tree that has all of the
6913 current optimization options.
6914 (build_target_option_node): Build a tree that has the target
6915 options that might be changed on a per function basis.
6917 * tree.h (file scope): Include options.h.
6918 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6919 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6920 (TREE_OPTIMIZATION): Ditto.
6921 (TREE_TARGET_SPECIFIC): Ditto.
6922 (struct tree_function_decl): Add fields for remembering the
6923 current optimization options and target specific options.
6924 (struct tree_optimization_option): New tree variant that remembers
6925 the optimization options.
6926 (struct tree_target_option): New tree variant that remembers the
6927 target specific flags that might change for compiling a particular
6929 (union tree_node): Include tree_optimization_option and
6930 tree_target_option fields.
6931 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6932 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6933 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6934 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6935 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6936 optimization and target options.
6937 (optimization_default_node): New macro to refer to global_trees
6939 (optimization_current_node): Ditto.
6940 (optimization_cold_node): Ditto.
6941 (optimization_hot_node): Ditto.
6942 (target_option_default_node): Ditto.
6943 (target_option_current_node): Ditto.
6944 (current_option_pragma): Ditto.
6945 (current_optimize_pragma): Ditto.
6947 * target.h (struct gcc_target): Add valid_option_attribute_p,
6948 target_option_save, target_option_restore, target_option_print,
6949 target_option_pragma_parse, and can_inline_p hooks.
6951 * toplev.h (parse_optimize_options): Add declaration.
6952 (fast_math_flags_struct_set_p): Ditto.
6954 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6955 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6958 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6959 tree_can_inline_p hook to see if one function can inline another.
6960 (cgraph_decide_inlining): Ditto.
6961 (cgraph_decide_inlining_incrementally): Ditto.
6963 * opts.c (decode_options): Add support for running multiple times
6964 to allow functions with different target or optimization options
6965 than was specified on the command line.
6966 (fast_math_flags_struct_set_p): New function that is similar to
6967 fast_math_flags_set_p, except it uses the values in the
6968 cl_optimization structure instead of global variables.
6970 * optc-gen.awk: Add support for TargetSave to allow a back end to
6971 declare new fields that need to be saved when using function
6972 specific options. Include flags.h and target.h in the options.c
6973 source. Add support for Save to indicate which options can be set
6974 for individual functions. Generate cl_optimize_save,
6975 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6976 cl_target_option_restore, cl_target_option_print functions to
6977 allow functions to use different optimization or target options.
6979 * opt-functions.awk (var_type_struct): Return the type used for
6980 storing the field in a structure.
6982 * opth-gen.awk: Add support for TargetSave to allow a back end to
6983 declare new fields that need to be saved when using function
6984 specific options. Add support for Save to indicate which options
6985 can be set for individual functions. Only generate one extern for
6986 Mask fields. Generate cl_optimization and cl_target_option
6987 structures to remember optimization and target options.
6989 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6990 collecting new tree nodes.
6991 (TS_TARGET_OPTION): Ditto.
6993 * c-decl.c (merge_decls): Merge function specific target and
6994 optimization options.
6996 * function.c (invoke_set_current_function_hook): If the function
6997 uses different optimization options, change the global variables
7000 * coretypes.h (struct cl_optimization): Add forward reference.
7001 (struct cl_target_option): Ditto.
7003 * c-pragma.c (option_stack): New static vector to remember the
7004 current #pragma GCC option stack.
7005 (handle_pragma_option): New function to support #pragma GCC option
7006 to change target options.
7007 (optimize_stack): New static vector to remember the current
7008 #pragma GCC optimize stack.
7009 (handle_pragma_optimize): New function to support #pragma GCC
7010 optimize to change optimization options.
7011 (init_pragma): Add support for #pragma GCC optimize and #pragma
7014 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
7015 optimization options.
7016 (TARGET_OPTION_NODE): New tree code for remembering certain target
7019 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
7020 TARGET_OPTION_NODE trees.
7022 * common.opt (-O): Add Optimization flag.
7024 (-fmath-errno): Ditto.
7025 (-falign-functions): Add UInteger flag to make sure flag gets full
7026 int in cl_optimization structure.
7027 (-falign-jumps): Ditto.
7028 (-falign-labels): Ditto.
7029 (-falign-loops): Ditto.
7030 (-fsched-stalled-insns): Ditto.
7031 (-fsched-stalled-insns-dep): Ditto.
7033 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
7035 (TARGET_OPTION_SAVE): Ditto.
7036 (TARGET_OPTION_RESTORE): Ditto.
7037 (TARGET_OPTION_PRINT): Ditto.
7038 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7039 (TARGET_CAN_INLINE_P): Ditto.
7040 (TARGET_INITIALIZER): Add new hooks.
7042 * tree-inline.c (tree_can_inline_p): New function to determine
7043 whether one function can inline another. Check if the functions
7044 use compatible optimization options, and also call the backend
7047 * tree-inline.h (tree_can_inline_p): Add declaration.
7049 * c-common.c (c_common_attribute): Add support for option and
7050 optimize attributes.
7051 (handle_option_attribute): Add support for the option attribute to
7052 allow the user to specify different target options for compiling a
7054 (handle_optimize_attribute): Add support for the optimize
7055 attribute to allow the user to specify different optimization
7056 options for compiling a specific function.
7057 (handle_hot_attribute): Turn on -O3 optimization for this one
7058 function if it isn't the default optimization level.
7059 (handle_cold_attribute): Turn on -Os optimization for this one
7060 function if it insn't the default optimization.
7061 (const_char_p): New const char * typedef.
7062 (optimize_args): New static vector to remember the optimization
7064 (parse_optimize_options): New function to set up the optimization
7065 arguments from either the optimize attribute or #pragma GCC optimize.
7067 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
7068 (builtin_define_std): Ditto.
7070 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
7071 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
7072 (x86_64-*-*): Ditto.
7074 * Makefile.in (TREE_H): Add options.h.
7075 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
7077 * doc/extend.texi (option attribute): Document new attribute.
7078 (optimize attribute): Ditto.
7079 (hot attribute): Document hot attribute sets -O3.
7080 (cold attribute): Document cold attribute sets -Os.
7081 (#pragma GCC option): Document new pragma.
7082 (#pragma GCC optimize): Ditto.
7084 * doc/options.texi (TargetSave): Document TargetSave syntax.
7085 (UInteger): Document UInteger must be used for certain flags.
7086 (Save): Document Save option to create target specific options
7087 that can be saved/restored on a function specific context.
7089 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
7090 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7092 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
7093 (TARGET_OPTION_SAVE): Ditto.
7094 (TARGET_OPTION_RESTORE): Ditto.
7095 (TARGET_OPTION_PRINT): Ditto.
7096 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7097 (TARGET_CAN_INLINE_P): Ditto.
7099 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
7101 (-mfpmath=both): Ditto.
7103 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7104 Karthik Kumar <karthikkumar@gmail.com>
7106 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
7107 (TARGET_POPCNT): Ditto.
7108 (TARGET_SAHF): Ditto.
7109 (TARGET_AES): Ditto.
7110 (TARGET_PCLMUL): Ditto.
7111 (TARGET_CMPXCHG16B): Ditto.
7112 (TARGET_RECIP): Move switch into target_flags.
7113 (TARGET_FUSED_MADD): Ditto.
7114 (ix86_arch_features): Make an unsigned char type.
7115 (ix86_tune_features): Ditto.
7116 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
7117 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
7118 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
7120 * config/i386/i386.opt (arch): New TargetSave field to define
7121 fields that need to be saved for function specific option support.
7124 (branch_cost): Ditto.
7125 (ix86_isa_flags_explicit): Ditto.
7126 (tune_defaulted): Ditto.
7127 (arch_specified): Ditto.
7128 (-m128-long-double): Add Save flag to save option for target
7129 specific option support.
7131 (-maccumulate-outgoing-args): Ditto.
7132 (-malign-double): Ditto.
7133 (-malign-stringops): Ditto.
7134 (-mfancy-math-387): Ditto.
7135 (-mhard-float): Ditto.
7137 (-minline-all-stringops): Ditto.
7138 (-minline-stringops-dynamically): Ditto.
7139 (-mms-bitfields): Ditto.
7140 (-mno-align-stringops): Ditto.
7141 (-mno-fancy-math-387): Ditto.
7142 (-mno-push-args): Ditto.
7143 (-mno-red-zone): Ditto.
7144 (-mpush-args): Ditto.
7145 (-mred-zone): Ditto.
7147 (-msseregparm): Ditto.
7148 (-mstack-arg-probe): Ditto.
7163 (-mrecip): Move flag into target_flags.
7165 (-mno-fused-madd): Ditto.
7166 (-mfused-madd): Ditto.
7167 (-mabm): Move flag into ix86_isa_flags.
7174 * config/i386/i386-c.c: New file for #pragma support.
7175 (ix86_target_macros_internal): New function to #define or #undef
7176 target macros based when the user uses the #pragma GCC option to
7177 change target options.
7178 (ix86_pragma_option_parse): New function to add #pragma GCC option
7180 (ix86_target_macros): Move defining the target macros here from
7181 TARGET_CPU_CPP_BUILTINS in i386.h.
7182 (ix86_register_pragmas): Register the #pragma GCC option hook. If
7183 defined, initialize any subtarget #pragmas.
7185 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
7186 REGISTER_TARGET_PRAGMAS.
7188 * config/i386/t-i386: New file for x86 dependencies.
7189 (i386.o): Make dependencies mirror the include files used.
7190 (i386-c.o): New file, add dependencies.
7192 * config/i386/i386-protos.h (override_options): Add bool argument.
7193 (ix86_valid_option_attribute_tree): Add declaration.
7194 (ix86_target_macros): Ditto.
7195 (ix86_register_macros): Ditto.
7197 * config/i386/i386.c (ix86_tune_features): Move initialization of
7198 the target masks to initial_ix86_tune_features to allow functions
7199 to have different target options. Make type unsigned char,
7200 instead of unsigned int.
7201 (initial_ix86_tune_features): New static vector to hold processor
7202 masks for the tune variables.
7203 (ix86_arch_features): Move initialization of the target masks to
7204 initial_ix86_arch_features to allow functions to have different
7205 target options. Make type unsigned char, instead of unsigned int.
7206 (initial_ix86_arch_features): New static vector to hold processor
7207 masks for the arch variables.
7208 (enum ix86_function_specific_strings): New enum to describe the
7209 string options used for attribute((option(...))).
7210 (ix86_target_string): New function to return a string that
7211 describes the target options.
7212 (ix86_debug_options): New function to print the current options in
7214 (ix86_function_specific_save): New function hook to save the
7215 function specific global variables in the cl_target_option structure.
7216 (ix86_function_specific_restore): New function hook to restore the
7217 function specific variables from the cl_target_option structure to
7218 the global variables.
7219 (ix86_function_specific_print): New function hook to print the
7220 target specific options in the cl_target_option structure.
7221 (ix86_valid_option_attribute_p): New function hook to validate
7222 attribute((option(...))) arguments.
7223 (ix86_valid_option_attribute_tree): New function that is common
7224 code between attribute((option(...))) and #pragma GCC option
7225 support that parses the options and returns a tree holding the options.
7226 (ix86_valid_option_attribute_inner_p): New helper function for
7227 ix86_valid_option_attribute_tree.
7228 (ix86_can_inline_p): New function hook to decide if one function
7229 can inline another on a target specific basis.
7230 (ix86_set_current_function); New function hook to switch target
7231 options if the user used attribute((option(...))) or #pragma GCC
7233 (ix86_tune_defaulted): Move to static file scope from
7235 (ix86_arch_specified): Ditto.
7236 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
7238 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
7239 (OPTION_MASK_ISA_ABM_SET): Ditto.
7240 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
7241 (OPTION_MASK_ISA_CX16_SET): Ditto.
7242 (OPTION_MASK_ISA_SAHF_SET): Ditto.
7243 (OPTION_MASK_ISA_AES_UNSET): Ditto.
7244 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
7245 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
7246 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
7247 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
7248 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
7249 (struct ptt): Move to static file scope from override_options.
7250 (processor_target_table): Ditto.
7252 (ix86_handle_option): Add support for options that are now isa options.
7253 (override_options): Add support for declaring functions that
7254 support different target options than were specified on the
7255 command line. Move struct ptt, processor_target_table, cpu_names,
7256 ix86_tune_defaulted, ix86_arch_specified to static file scope.
7257 Add bool argument. Fix up error messages so the appropriate error
7258 is given for either command line or attribute.
7259 (ix86_previous_fndecl): New static to remember previous function
7260 declaration to see if we need to change target options.
7261 (ix86_builtins_isa): New array to record the ISA of each builtin
7263 (def_builtin): Always create the builtin function, even if the
7264 current ISA doesn't support it.
7265 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
7266 tests for those builtins.
7267 (ix86_init_builtins): Remove TARGET_MMX test for calling
7268 ix86_init_mmx_sse_builtins.
7269 (ix86_expand_builtin): If the current ISA doesn't support a given
7270 builtin, signal an error.
7271 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
7272 (TARGET_SET_CURRENT_FUNCTION): Ditto.
7273 (TARGET_OPTION_SAVE): Ditto.
7274 (TARGET_OPTION_RESTORE): Ditto.
7275 (TARGET_OPTION_PRINT): Ditto.
7276 (TARGET_CAN_INLINE_P): Ditto.
7278 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
7280 * c-typeck.c (build_external_ref): Don't call assemble_external.
7281 * final.c (output_operand): Call assemble_external.
7283 2008-07-21 DJ Delorie <dj@redhat.com>
7285 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
7286 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7288 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7290 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
7291 original insn and splitter contents into ...
7292 ("*div<mode>3_fast"): ... this new pattern. Enable only if
7293 flag_unsafe_math_optimizations. Add dummy scratch register.
7294 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
7295 !flag_unsafe_math_optimizations. Returns number with next
7296 highest magnitude if this is still less or equal to the true
7297 quotient in magnitude.
7299 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
7301 * Makefile.in: Replace toplev.h with TOPLEV_H.
7302 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
7303 * c-lex.c (fe_file_change): Don't set in_system_header.
7304 * c-parser.c (c_token): Remove in_system_header.
7305 (c_lex_one_token): Don't set in_system_header.
7306 (c_parser_set_source_position_from_token): Don't set in_system_header.
7307 * diagnostic.c (diagnostic_report_diagnostic): Use location from
7310 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
7311 * flags.h (in_system_header): Remove.
7312 * function.c (saved_in_system_header): Remove.
7313 (push_cfun): Don't set in_system_header.
7314 (pop_cfun): Don't set in_system_header.
7315 (push_struct_function): Don't set in_system_header.
7316 * input.h (expanded_location): Add sysp.
7317 (in_system_header_at): New.
7318 (in_system_header): New.
7319 * toplev.c (in_system_header): Remove.
7320 * toplev.h: Include input.h
7322 * tree-cfg.c (execute_warn_function_return): Call warning_at.
7323 * tree-ssa.c (warn_uninit): Call warning_at.
7324 (warn_uninitialized_var): Update calls to warn_uninit.
7325 (warn_uninitialized_phi): Update calls to warn_uninit.
7326 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
7327 (expand_location): Initialize xloc.sysp.
7328 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
7329 (tree_decl_with_vis): Remove in_system_header_flag.
7331 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
7334 * recog.c (asm_operand_ok): Change the order of the extra
7335 memory constraint checks.
7337 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7340 * tree-switch-conversion.c (build_one_array): Call
7341 varpool_mark_needed_node and varpool_finalize_decl
7342 instead of assemble_variable.
7344 2008-07-19 Jan Hubicka <jh@suse.cz>
7346 * cgraph.c (cgraph_add_new_function): Do early local passes.
7347 * tree-nrv.c (gate_pass_return_slot): New gate.
7348 (pass_nrv): Add the gate.
7349 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
7351 (coalesce_ssa_name): Coalesce SSA names.
7352 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
7353 not optimizing so unused user vars remains visible.
7354 * common.opt (flag_tree_ter): Always enable by default.
7355 * tree-ssa-ter.c: Include flags.h
7356 (is_replaceable_p): Check that locations match; when aliasing is missing
7357 be conservative about loads.
7358 * tree-optimize.c (gate_init_datastructures): Remove.
7359 (pass_init_datastructures): New.
7360 * passes.c: Reorder passes so we always go into SSA.
7362 2008-07-19 Jan Hubicka <jh@suse.cz>
7364 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
7365 * doc/invoke.texi (--combine): Likewise.
7366 (-finline-functions-called-once): Update levels when enabled.
7367 (-funit-at-a-time): Document new behaviour.
7368 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
7369 -fno-section-anchors when disabled explicitly.
7370 (inline params): They are not ignored now.
7371 (precompiled headers): Remove unit-at-a-time as being incompatible.
7372 * opts.c (decode_options): Handle unit-at-a-time as alias;
7373 imply -fno-section-anchors when toplevel reorder is disabled
7375 * common.opt (ftoplevel-reorder): Set default value to 2.
7376 (funit-at-a-time): Set default value to 1.
7377 * config/rs6000/rs6000.c (optimization_options): Set section anchors
7380 2008-07-19 Jan Hubicka <jh@suse.cz>
7382 * builtins.c (expand_builtin_int_roundingfn,
7383 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
7386 2008-07-19 Richard Guenther <rguenther@suse.de>
7389 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
7390 * tree-ssa-sccvn.c (get_constant_value_id): New function.
7391 * tree-ssa-pre.c (get_expr_value_id): For newly created
7392 constant value-ids make sure to add the expression to its
7395 2008-07-19 Jakub Jelinek <jakub@redhat.com>
7398 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
7399 return value of the builtin is ignored.
7401 2008-07-19 Olivier Hainque <hainque@adacore.com>
7403 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
7404 bits, a C conformant malloc implementation has to provide.
7405 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
7407 2008-07-19 Joseph Myers <joseph@codesourcery.com>
7411 * reload.c (find_reloads_subreg_address): Only reload address if
7412 reloaded == 0, not for reloaded != 1.
7415 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7416 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7417 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7418 m32c_legitimize_reload_address.
7420 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7421 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7422 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7424 2008-07-19 Olivier Hainque <hainque@adacore.com>
7426 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
7427 argument, saying whether nested array are to be collapsed
7428 into a single array type DIE with multiple subscripts.
7429 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
7430 issues, centralize the nested array types collapsing control and
7431 disable the transformation for Ada.
7433 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
7436 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
7438 (x86_64_shift_adj_2): New expander.
7439 (x86_64_shift_adj_3): Ditto.
7440 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
7441 to split TImode operands.
7442 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
7443 (ix86_split_lshr): Ditto.
7445 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
7447 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
7448 and __CHAR32_TYPE__.
7449 * c-typeck.c (digest_init): Support char16_t and char32_t.
7450 (set_nonincremental_init_from_string): Idem.
7452 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7455 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
7456 PREFERRED_STACK_BOUNDARY.
7457 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7459 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7462 * function.c (locate_and_pad_parm): Cap boundary earlier.
7464 2008-07-17 Julian Brown <julian@codesourcery.com>
7466 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
7467 no-op for targets which don't use DLLs.
7469 2008-07-17 Martin Jambor <mjambor@suse.cz>
7471 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
7472 that nodes are relevant by examining the node->analyzed flag.
7473 (ipcp_init_stage): Check which nodes are relevant, assert that the
7474 relevant ones are also required.
7475 (ipcp_propagate_stage): Check on the side arrays are properly
7477 (ipcp_print_all_jump_functions): Make sure not to touch any node
7478 that is not analyzed or an edge that does not have a corresponding
7479 entry in the on-the-side vectors.
7480 (ipcp_function_scale_print): Likewise.
7481 (ipcp_update_callgraph): Check that the node is relevant.
7482 (ipcp_insert_stage): Check that the node is relevant. Check there is
7483 an info for every node and edge.
7484 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
7485 (ipa_print_all_tree_maps): Likewise and a new variable info.
7486 (ipa_print_all_params_modified): Likewise.
7487 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7489 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7492 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7494 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7496 PR rtl-optimization/36753
7497 * fwprop.c (use_killed_between): Don't shortcut
7498 single-definition global registers.
7500 2008-07-16 Jan Hubicka <jh@suse.cz>
7502 * cgraph.h (varpool_empty_needed_queue): Declare.
7503 * cgraphunit.c (output_in_order): Mark all variables as needed;
7505 * varpool.c (varpool_assemble_node): Update debug queue.
7506 (varpool_assemble_pending_decls): Don't do it here.
7507 (varpool_empty_needed_queue): New function.
7509 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7511 * recog.c (peephole2_optimize): Fix formatting.
7513 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7515 * c-pch.c (get_ident): Avoid C++ keywords.
7516 * combine-stack-adj.c (single_set_for_csa): Likewise.
7517 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7518 output_asm_insn): Likewise.
7519 * reload.c (push_secondary_reload, find_reusable_reload,
7520 push_reload, combine_reloads, find_reloads,
7521 debug_reload_to_stream): Likewise.
7522 * reload.h (struct reload): Likewise.
7523 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7524 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7525 emit_output_reload_insns): Likewise.
7526 * targhooks.c (default_secondary_reload): Likewise.
7527 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7529 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7531 * recog.c (validate_change_1, validate_change,
7532 validate_unshare_change, validate_replace_rtx_1, struct
7533 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7535 * reload.c (push_secondary_reload, secondary_reload_class,
7536 scratch_reload_class, find_valid_class, find_reusable_reload,
7537 push_reload, find_dummy_reload, find_reloads_address_1,
7538 find_reloads_address_part, find_equiv_reg): Likewise.
7539 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7540 choose_reload_regs): Likewise.
7541 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7543 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7544 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7545 * sched-rgn.c (concat_INSN_LIST): Likewise.
7546 * stor-layout.c (mode_for_size, mode_for_size_tree,
7547 smallest_mode_for_size): Likewise.
7549 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7551 * cfg.c (dump_reg_info): Avoid C++ keywords.
7552 * dwarf2asm.c (dw2_force_const_mem,
7553 dw2_asm_output_encoded_addr_rtx): Likewise.
7554 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7555 * expmed.c (expand_shift): Likewise.
7556 * global.c (find_reg): Likewise.
7557 * graph.c (draw_edge): Likewise.
7558 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7559 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7560 widen_clz, widen_bswap, expand_parity, expand_unop,
7561 emit_cmp_and_jump_insn_1): Likewise.
7562 * postreload.c (reload_cse_simplify_operands): Likewise.
7563 * ra.h (add_neighbor): Likewise.
7564 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7565 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7566 record_reg_classes, copy_cost, record_address_regs,
7567 invalid_mode_change_p): Likewise.
7568 * regrename.c (regrename_optimize, scan_rtx_reg,
7569 dump_def_use_chain, find_oldest_value_reg,
7570 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7572 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7574 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7575 MASK_POWERPC64 for power4 in previous commit.
7577 2008-07-16 Olivier Hainque <hainque@adacore.com>
7579 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7580 instead of bare conversion to cast const-ness away.
7582 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7584 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7585 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7586 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7587 (TARGET_FUNCTION_VALUE): Define.
7589 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7591 * config/rs6000/rs6000.c (processor_target_table): Add
7592 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7594 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7597 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7598 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7599 m32c_legitimize_reload_address.
7601 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
7603 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7604 DECL_IN_SYSTEM_HEADER in sync.
7606 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7608 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7609 * tree-ssa-pre.c (pre_expr_eq): Ditto
7610 (get_constant_for_value_id): Take a type as an argument.
7611 (fully_constant_expression): Pass in type.
7612 (find_or_generate_expression): Short circuit constant case.
7613 (create_expression_by_pieces): Remove special casing of
7615 (do_regular_insertion): Short circuit constant case.
7616 (do_partial_partial_insertion): Ditto.
7618 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7621 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7623 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7625 * config/xtensa/libgcc-xtensa.ver: New file.
7626 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7628 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7630 * df-problems.c (df_set_note): Avoid C++ keywords.
7631 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7632 * dse.c (record_store, remove_useless_values): Likewise.
7633 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7634 gen_reg_rtx_offset, operand_subword, change_address_1,
7635 change_address, adjust_address_1, offset_address,
7636 widen_memory_access, emit_copy_of_insn_after): Likewise.
7637 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7638 * fwprop.c (should_replace_address, propagate_rtx_1,
7639 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7641 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7642 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7643 * lcm.c (compute_insert_delete, pre_edge_lcm,
7644 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7645 * lower-subreg.c (resolve_reg_notes): Likewise.
7646 * mode-switching.c (optimize_mode_switching): Likewise.
7648 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7650 * bt-load.c (add_btr_def, migrate_btr_def,
7651 branch_target_load_optimize): Avoid C++ keywords.
7652 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7654 * combine.c (subst, simplify_set, make_extraction,
7655 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7656 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7657 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7659 2008-07-15 Richard Guenther <rguenther@suse.de>
7662 * c-common.c (strict_aliasing_warning): Do not warn for
7663 TYPE_REF_CAN_ALIAS_ALL pointers.
7664 (c_common_get_alias_set): may_alias types are not special.
7665 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7666 attribute and set can_ref_all accordingly.
7667 (build_reference_type_for_mode): Likewise.
7668 * doc/extend.texi (may_alias): Clarify.
7670 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7673 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7674 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7676 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7679 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7680 gcc_assert, instead call output_operand_lossage.
7682 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7684 * builtins.c (std_canonical_va_list): Treat structure based
7687 2008-07-15 Ben Elliston <bje@au.ibm.com>
7689 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7691 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
7693 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7696 2008-07-14 Jan Hubicka <jh@suse.cz>
7698 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7699 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7700 fix predicates and constraints.
7701 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7702 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7704 2008-07-14 Doug Kwan <dougkwan@google.com>
7706 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7707 additional option file arm/eabi.opt.
7708 * config/arm/eabi.h (File): New configuration file for EABI targets.
7709 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7710 SUBSUBTARGET_EXTRA_SPECS.
7711 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7712 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7713 from STARTFILE_SPEC so that it can be referenced in an override.
7714 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7715 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7716 can be referenced in an override.
7717 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7718 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7719 so that it can be referenced in an override.
7720 (LINK_SPEC): Use BPABI_LINK_SPEC.
7721 * config/arm/eabi.opt (File): New.
7723 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7725 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7726 (FIXED_VALUE_H): New variable.
7727 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7728 input.h, fixed-value.h.
7729 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7730 (BASIC_BLOCK_H): Use $(BITMAP_H).
7731 (FUNCTION_H): Add varray.h.
7732 (IPA_REFERENCE_H): Use $(BITMAP_H).
7733 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7734 (DF_H): Use $(BITMAP_H).
7735 (GGC_H): Add statistics.h.
7737 (INSN_ATTR_H): Use it.
7738 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7740 (SYMTAB_H): Add $(OBSTACK_H).
7741 (CPP_INTERNAL_H): New.
7742 (TREE_DUMP_H): Add tree-pass.h.
7743 (TREE_FLOW_H): Use $(BITMAP_H)
7744 (PRETTY_PRINT_H): Use $(INPUT_H).
7745 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7748 (many object files): Fix lots of header dependencies throughout.
7750 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7752 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7754 (s-gtyp-input): Use them to write tmp-gi.list.
7755 (echo_to_gi.list): Remove.
7757 2008-07-14 Richard Guenther <rguenther@suse.de>
7759 * tree-ssa-sccvn.c (pre_info): Remove.
7760 (switch_to_PRE_table): Likewise.
7761 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7762 (set_hashtable_value_ids): Do not create value-ids for the
7764 (run_scc_vn): Remove double test. Remove bogus special-case
7765 in value-number printing.
7766 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7767 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7769 * tree-flow-inline.h (get_value_handle): Remove.
7770 * tree-flow.h (get_value_handle): Remove.
7772 2008-07-14 Martin Jambor <mjambor@suse.cz>
7774 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7775 in which we generate arithmetics is not a subrange.
7777 2008-07-14 Martin Jambor <mjambor@suse.cz>
7779 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7781 2008-07-14 Richard Guenther <rguenther@suse.de>
7783 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7785 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7788 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7789 reload for symbol refs moved to r0 with -fPIC.
7790 (legitimize_pic_address): Use the target register as temporary
7792 (emit_symbolic_move): Adjust comment.
7793 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7796 2008-07-14 Ben Elliston <bje@au.ibm.com>
7798 * c-common.h (C_CPP_HASHNODE): New macro.
7799 * coretypes.h (struct cpp_token): Forward declare.
7800 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7801 the context-sensitive keyword method.
7802 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7803 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7804 expand_bool_pixel): New.
7805 (altivec_categorize_keyword): New function.
7806 (init_vector_keywords): New function.
7807 (rs6000_macro_to_expand): Likewise.
7808 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7809 compiling an ISO C dialect.
7811 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7813 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7814 (create_expression_by_pieces): Fix typo.
7815 (do_regular_insertion): Use debug counter here too.
7817 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7820 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7821 CONST_OK_FOR_LETTER_P. All port-local users changed.
7822 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7823 implement Kp matching power-of-two.
7824 (CONSTRAINT_LEN): Define to match.
7825 * config/cris/cris.md: Replace all use of constraint K with Kc.
7826 ("*btst*): Use Kp for operand 0 of last alternative.
7828 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7831 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7834 2008-07-13 Jan Hubicka <jh@suse.cz>
7836 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7839 2008-07-13 Richard Guenther <rguenther@suse.de>
7842 * langhooks.c (lhd_print_error_function): Deal with recursive
7845 2008-07-12 Jan Hubicka <jh@suse.cz>
7847 * cgraph.c (assembler_name_hash): New static var.
7848 (hash_node_by_assembler_name, eq_assembler_name): New.
7849 (cgraph_node_for_asm): Use hashtable.
7850 (cgraph_remove_node): Maintain hashtable.
7851 (change_decl_assembler_name): Sanity check that names are not changing
7852 after aliasing was processed.
7853 * cgraph.h (varpoon_node): Add next GGC marker.
7854 * tree.c (decl_assembler_name_equal): Constify.
7855 (decl_assembler_name_hash): New.
7856 * tree.h (decl_assembler_name_equal): Constify.
7857 (decl_assembler_name_hash): Update.
7859 2008-07-12 David Daney <ddaney@avtrex.com>
7861 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7864 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7866 * doc/md.texi: Document the MIPS "v" constraint.
7867 * config/mips/mips.h (reg_class): Revert last change.
7868 (REG_CLASS_NAMES): Likewise.
7869 (REG_CLASS_CONTENTS): Likewise.
7870 * config/mips/mips.c (mips_regno_to_class): Likewise.
7871 * config/mips/constraints.md (v): Likewise, but add documentation.
7872 Add a comment to say that this constraint should not be used in
7875 2008-07-11 DJ Delorie <dj@redhat.com>
7877 * config/h8300/h8300.md (length): Fix branch offset limit.
7879 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7881 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7882 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7883 (avr_hard_regno_scratch_ok): New function.
7884 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7885 * config/avr/avr.md (all peepholes that request a scratch register):
7886 Remove avr_peep2_scratch_safe use.
7888 2008-07-11 Tom Tromey <tromey@redhat.com>
7889 Ian Lance Taylor <iant@google.com>
7891 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7892 (struct c_common_resword): Define.
7893 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7894 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7895 (c_common_reswords, num_c_common_reswords): Declare.
7896 * c-common.c (c_common_reswords): New global const array.
7897 (num_c_common_reswords): New const int.
7898 * c-parser.c (struct resword, reswords): Don't define.
7899 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7900 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7901 than reswords. If warning about C++ keywords, give them a special
7903 (c_lex_one_token): Warn about C++ keywords. Call
7904 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7905 (c_parser_external_declaration): Look for RID_xxx rather than
7906 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7907 (c_parser_statement_after_labels): Likewise.
7908 (c_parser_objc_class_instance_variables): Likewise.
7909 (c_parser_objc_class_declaration): Likewise.
7910 (c_parser_objc_try_catch_statement): Likewise.
7911 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7912 (declspecs_add_type): Likewise.
7914 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7916 * ggc-page.c (alloc_page):
7917 Substituting xmalloc, xcalloc with
7918 XNEWVEC and XCNEWVAR macros which add the
7921 2008-07-11 Richard Guenther <rguenther@suse.de>
7923 PR tree-optimization/36765
7924 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7925 aliases from HEAP vars to SMTs.
7927 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7929 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7930 * configure.ac (loose_warn): Move -Wc++-compat from here...
7931 (strict_warn): ...to here.
7932 * configure: Regenerate.
7934 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7936 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7937 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7938 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7939 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7940 excluding more specific h8300-*-* and sh-*-* targets.
7942 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7944 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7946 (execute_pre): Call loop_optimizer_finalize in early exit.
7948 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7951 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7952 uids in the bitmap, not just VAR_DECL uids.
7954 PR rtl-optimization/36419
7955 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7956 (combine_stack_adjustments_for_block): Call it if needed. Delete
7958 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7959 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7960 prologue sp adjustment.
7962 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7965 * opts.c (print_ignored_options): Report postponed diagnostics for
7966 unknown -Wno-* options as warnings, not errors.
7967 (postpone_unknown_option_error): Renamed to...
7968 (postpone_unknown_option_warning): ... this.
7970 2008-07-09 Doug Kwan <dougkwan@google.com>
7973 2008-07-08 Doug Kwan <dougkwan@google.com>
7975 * config/arm/arm.opt (mandroid): New option.
7976 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7977 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7979 (CC1PLUS_SPEC): Same.
7981 (STARTFILE_SPEC): Same.
7982 (ENDFILE_SPEC): Same.
7983 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7986 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7989 * config/mips/mips.h (reg_class): Remove V1_REG.
7990 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7991 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7993 (mips_get_tp): New function.
7994 (mips_legitimize_tls_address): Use it.
7995 * config/mips/constraints.md (v): Delete.
7996 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7997 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7998 After reload, split into a move and ...
7999 (*tls_get_tp_<mode>_split): ...this new instruction.
8001 2008-07-09 David Daney <ddaney@avtrex.com>
8003 * config/mips/driver-native.c: Include coretypes.h and tm.h.
8005 2008-07-09 Jakub Jelinek <jakub@redhat.com>
8007 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
8008 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
8010 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
8011 htab_delete should be called. Don't free c.
8012 (lookup_tmp_var): Create temp_htab lazily.
8013 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
8014 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
8016 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
8017 lower_omp_ordered, lower_omp_critical, lower_omp_for,
8018 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
8019 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
8020 * tree-sra.c (generate_element_init): Likewise.
8021 * tree-mudflap.c (execute_mudflap_function_ops,
8022 execute_mudflap_function_decls): Likewise.
8023 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
8024 * tree-gimple.h (struct gimplify_ctx): New type.
8025 (push_gimplify_context): Adjust prototype.
8027 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
8029 * tree-ssa-pre.c (phi_translate_1): Update placement of
8032 2008-07-09 Anatoly Sokolov <aesok@post.ru>
8034 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
8035 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
8036 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
8037 * targhooks.c (default_hard_regno_scratch_ok): New function.
8038 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
8039 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
8040 * recog.c: Include "target.h".
8041 (peep2_find_free_register): Add check for global regs. Add target
8043 * Makefile.in (recog.o): Depend on target.h.
8045 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
8047 * config/sh/sh.c (sh_canonical_va_list_type): New.
8048 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
8050 2008-07-09 Raksit Ashok <raksit@google.com>
8052 * doc/invoke.texi (Option Summary): Mention new option
8053 -Wdisallowed-function-list=...
8054 (Warning Options): Document -Wdisallowed-function-list=...
8055 * common.opt (Wdisallowed-function-list=): New flag.
8056 * flags.h (warn_disallowed_functions): External definition of new
8057 boolean warning flag.
8058 (warn_if_disallowed_function_p): Declare new function.
8059 * opts.c (warning_disallowed_functions): New static variable.
8060 (warn_disallowed_functions): New boolean warning flag.
8061 (warn_if_disallowed_function_p): New function.
8062 (add_comma_separated_to_vector): Rename
8063 add_instrument_functions_exclude_list to this.
8064 (common_handle_option): Handle new option. Rename calls to
8065 add_instrument_functions_exclude_list into calls to
8066 add_comma_separated_to_vector.
8067 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
8068 based on flag warn_disallowed_functions.
8070 2008-07-09 Christian Bruel <christian.bruel@st.com>
8072 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
8073 instead of get_attr_length.
8075 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8077 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
8079 * genemit.c (gen_insn): Likewise.
8080 * gengtype.c (note_def_vec): Likewise.
8081 * gengtype.h (note_def_vec): Likewise.
8082 * genoutput.c (struct data, output_insn_data, process_template,
8083 gen_expand, gen_split, note_constraint): Likewise.
8084 * genrecog.c (new_decision, add_to_sequence, factor_tests,
8085 make_insn_sequence): Likewise.
8086 * gensupport.c (record_insn_name): Likewise.
8088 2008-07-08 Doug Kwan <dougkwan@google.com>
8090 * config/arm/arm.opt (mandroid): New option.
8091 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8092 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8094 (CC1PLUS_SPEC): Same.
8096 (STARTFILE_SPEC): Same.
8097 (ENDFILE_SPEC): Same.
8098 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8101 2008-07-08 Raksit Ashok <raksit@google.com>
8103 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
8104 (set_storage_via_setmem): Fix expected_align parameter.
8105 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
8106 missing from the list.
8107 * doc/md.texi (movmem): Explicitly state that expected alignment is
8108 to be expressed in bytes.
8109 (setmem): Explicitly state that expected alignment is to be expressed
8112 2008-07-08 Joseph Myers <joseph@codesourcery.com>
8114 * reload.c (find_reloads_subreg_address): Do not require validity
8115 of address in original mode before reloading address.
8117 2008-07-07 Tianwei Sheng <tianweis@google.com>
8119 * df-core.c (df_remove_problem): Adjust the access to avoid out of
8120 bounds array access.
8122 2008-07-08 Jakub Jelinek <jakub@redhat.com>
8124 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
8126 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
8128 Fix PR tree-optimization/23455
8129 Fix PR tree-optimization/35286
8130 Fix PR tree-optimization/35287
8131 * Makefile.in (OBJS-common): Remove tree-vn.o.
8132 (tree-vn.o): Remove.
8133 * dbgcnt.def: Add treepre_insert debug counter.
8134 * gcc/tree-flow.h (add_to_value): Updated for other changes.
8135 (debug_value_expressions): Ditto.
8136 (print_value_expressions): Ditto.
8137 * tree-pretty-print.c (dump_generic_node): Updated for
8138 VALUE_HANDLE removal.
8139 * tree-ssa-dom.c (record_equality): Ditto.
8140 (cprop_operand): Ditto.
8141 (lookup_avail_expr): Ditto.
8142 * tree-ssa-threadedge.c
8143 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
8144 (simplify_control_stmt_condition): Ditto.
8145 * tree.c (tree_code_size): Ditto.
8146 (tree_node_structure): Ditto.
8147 (iterative_hash_expr): Ditto.
8149 * tree.h (VALUE_HANDLE_ID): Ditto.
8150 (VALUE_HANDLE_EXPR_SET): Ditto.
8151 (struct tree_value_handle): Ditto.
8152 (union tree_node): Ditto.
8153 * treestruct.def: Ditto.
8154 * tree-vn.c: Removed.
8155 * tree-ssa-pre.c: Rewritten entirely.
8156 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
8157 (constant_value_ids): Ditto.
8158 (vn_nary_op_t): Moved to header.
8160 (vn_reference_op_t): Ditto
8161 (vn_reference_t): Ditto.
8162 (next_value_id): New variable.
8163 (VN_INFO): Add an assert.
8164 (vn_constant_eq): New function.
8165 (vn_constant_hash): Ditto.
8166 (get_or_alloc_constant_value_id): Ditto.
8167 (value_id_constant_p): Ditto.
8168 (vn_reference_compute_hash): De-staticify.
8169 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
8170 Disable some code with a FIXME. Remove VALUE_HANDLE use.
8171 (valueize_refs): Update opcode if it changes from ssa name to constant.
8172 (vn_reference_lookup_1): Add new argument.
8173 (vn_reference_lookup): Ditto.
8174 (vn_reference_lookup_pieces): New function.
8175 (vn_reference_insert): Add return type. Modify to deal with value ids.
8176 (vn_reference_insert_pieces): New function.
8177 (vn_nary_op_compute_hash): De-staticify.
8178 (vn_nary_op_eq): Ditto.
8179 (vn_nary_op_lookup_pieces): New function.
8180 (vn_nary_op_lookup): Add new argument.
8181 (vn_nary_op_insert_pieces): New function.
8182 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
8183 (vn_phi_insert): Ditto.
8184 (visit_unary_op): Update for callee changes.
8185 (visit_binary_op): Ditto.
8186 (visit_reference_op_load): Ditto.
8187 (visit_reference_op_store): Ditto.
8188 (init_scc_vn): Init next_value_id, constant_to_value_id and
8190 (free_scc_vn): Free them.
8191 (set_hashtable_value_ids): New function.
8192 (run_scc_vn): Use it.
8193 (get_max_value_id): New function.
8194 (get_next_value_id): Ditto.
8195 (expressions_equal_p): Moved from tree-vn.c
8196 (sort_vuses): Ditto.
8197 (sort_vuses_heap): Ditto.
8198 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
8200 * tree.c (iterative_hash_hashval_t): Made non-static
8201 * tree.h (iterative_hash_hashval_t): Declare it.
8203 2008-07-08 Martin Jambor <mjambor@suse.cz>
8205 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
8206 instead of ipa_create_node_params.
8207 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
8208 ipa_check_create_edge_args, free them with
8209 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
8211 * ipa-prop.c: Include flags.h and tree-inline.h.
8212 (ipa_node_params_vector): New variable.
8213 (ipa_edge_args_vector): New variable.
8214 (edge_removal_hook_holder): New variable.
8215 (node_removal_hook_holder): New variable.
8216 (edge_duplication_hook_holder): New variable.
8217 (node_duplication_hook_holder): New variable.
8218 (ipa_detect_param_modifications): Check for presence of modified flags.
8219 (ipa_compute_jump_functions): Check for presence of jump functions.
8220 (ipa_free_edge_args_substructures): New function.
8221 (ipa_create_node_params): Removed.
8222 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
8223 (ipa_free_node_params_substructures): New function.
8224 (ipa_free_all_node_params): Changed to deallocate the on-the-side
8226 (ipa_edge_removal_hook): New function.
8227 (ipa_node_removal_hook): New function.
8228 (duplicate_array): New function.
8229 (ipa_edge_duplication_hook): New function.
8230 (ipa_node_duplication_hook): New function.
8231 (ipa_register_cgraph_hooks): New function.
8232 (ipa_unregister_cgraph_hooks): New function.
8233 (free_all_ipa_structures_after_ipa_cp): New function.
8235 * ipa-prop.h: Include vec.h.
8236 (ipa_node_params_t): New typedef with vector types for it.
8237 (ipa_edge_args_t): New typedef with vector types for it.
8238 (IPA_NODE_REF): Changed to access an on-the-side vector.
8239 (IPA_EDGE_REF): Changed to access an on-the-side vector.
8240 (ipa_check_create_node_params): New function.
8241 (ipa_check_create_edge_args): New function.
8243 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
8246 2008-07-07 Tom Tromey <tromey@redhat.com>
8248 * configure, config.in: Rebuilt.
8249 * configure.ac: Don't check for scandir or alphasort.
8251 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8253 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
8254 types immediately after creating them.
8256 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8258 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
8260 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
8262 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
8263 dump_constraint_graph.
8264 (dump_constraint_edge): New function.
8265 (dump_constraint_graph): New function.
8266 (debug_constraint_graph): New function.
8267 (dump_constraint): Removed useless comparison.
8268 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
8269 (dump_constraint_graph): Declare.
8270 (debug_constraint_graph): Declare.
8271 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
8273 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
8275 * config/i386/i386.c (is_va_list_char_pointer): New.
8276 (ix86_va_start): Replace compare with ms_va_list_type_node
8277 by is_va_list_char_pointer.
8278 (ix86_gimplify_va_arg): Likewise.
8280 2008-07-07 Martin Jambor <mjambor@suse.cz>
8282 * cgraph.c (cgraph_edge_max_uid): New variable.
8283 (struct cgraph_edge_hook_list): New type.
8284 (struct cgraph_node_hook_list): New type.
8285 (struct cgraph_2edge_hook_list): New type.
8286 (struct cgraph_2node_hook_list): New type.
8287 (first_cgraph_edge_removal_hook): New variable.
8288 (first_cgraph_node_removal_hook): New variable.
8289 (first_cgraph_edge_duplicated_hook): New variable.
8290 (first_cgraph_node_duplicated_hook): New variable.
8291 (cgraph_add_edge_removal_hook): New function.
8292 (cgraph_remove_edge_removal_hook): New function.
8293 (cgraph_call_edge_removal_hooks): New function.
8294 (cgraph_add_node_removal_hook): New function.
8295 (cgraph_remove_node_removal_hook): New function.
8296 (cgraph_call_node_removal_hooks): New function.
8297 (cgraph_add_edge_duplication_hook): New function.
8298 (cgraph_remove_edge_duplication_hook): New function.
8299 (cgraph_call_edge_duplication_hooks): New function.
8300 (cgraph_add_node_duplication_hook): New function.
8301 (cgraph_remove_node_duplication_hook): New function.
8302 (cgraph_call_node_duplication_hooks): New function.
8303 (cgraph_create_edge): Assign to edge uid.
8304 (cgraph_remove_edge): Call edge removal hooks.
8305 (cgraph_node_remove_callees): Call edge removal hooks.
8306 (cgraph_node_remove_callers): Call edge removal hooks.
8307 (cgraph_remove_node): Call node removal hooks.
8308 (cgraph_clone_edge): Call edge duplication hooks.
8309 (cgraph_clone_node): Call node duplication hooks.
8311 * cgraph.h (cgraph_edge): New field uid.
8312 (cgraph_edge_hook): New type.
8313 (cgraph_node_hook): New type.
8314 (cgraph_2edge_hook): New type.
8315 (cgraph_2node_hook): New type.
8317 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
8319 * config.in: Regenerate.
8321 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
8323 * gcc.c (print_sysroot): New.
8324 (option_map, display_help, process_command): Handle the
8325 -print-sysroot option.
8326 (main): Print the sysroot if requested.
8327 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
8329 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8332 * unwind-pe.h (size_of_encoded_value): add attribute unused.
8334 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
8336 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
8337 (assign_parm_setup_block_p): Also check mode of entry_parm.
8339 2008-07-07 Richard Guenther <rguenther@suse.de>
8341 * tree-ssa-structalias.h (set_used_smts): Remove.
8342 * tree-ssa-structalias.c (used_smts): Likewise.
8343 (set_used_smts): Likewise.
8344 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
8345 call to set_used_smts.
8347 2008-07-07 Richard Guenther <rguenther@suse.de>
8349 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
8350 (new_var_info): Set it to false.
8351 (solution_set_add): Correctly handle pointers outside a var and
8353 (type_safe): Treat variables with is_full_var properly.
8354 (do_sd_constraint): Likewise.
8355 (do_ds_constraint): Likewise.
8356 (process_constraint): Remove zeroing offset for !use_field_sensitive.
8357 (get_constraint_for_ptr_offset): New function.
8358 (get_constraint_for_component_ref): For addresses at least include
8359 the last field of the variable. Handle is_full_vars properly.
8360 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
8361 (handle_ptr_arith): Remove.
8362 (find_func_aliases): Simplify assignment handling.
8363 (create_function_info_for): For parameter and result varinfos set
8365 (create_variable_info_for): Set is_full_var flag whenever we
8366 just created a single varinfo for a decl.
8367 (init_alias_vars): Initialize use_field_sensitive from
8368 max-fields-for-field-sensitive parameter.
8370 2008-07-07 Richard Guenther <rguenther@suse.de>
8372 PR tree-optimization/36713
8373 * tree-flow-inline.h (is_call_used): New function.
8374 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
8375 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8376 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
8378 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8380 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
8382 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
8384 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
8386 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8387 Nathan Sidwell <nathan@codesourcery.com>
8389 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
8390 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
8392 * config/m68k/t-linux: New.
8393 * doc/install.texi: Document m68k-*-linux is now multilibbed by
8396 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
8398 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
8399 * config/m68k/m68k-devices.def: Remove multilibs that only differ
8402 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8404 * gcc.c (execute): Fix -Wc++-compat warning.
8406 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
8409 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
8410 constant for little endian.
8412 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
8414 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
8415 mips_base_mips16 instead of TARGET_MIPS16.
8416 (mips_base_mips16): Declare.
8417 * config/mips/mips.c (mips_base_mips16): Make global.
8418 (was_mips16_p): Remove GTY marker.
8419 (was_mips16_pch_p): New variable.
8420 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
8421 (mips_override_options): Force to non-MIPS16 mode initially.
8422 Do not complain about MIPS16 PIC incompatibilities here.
8423 Only allow -mgpopt if -mexplicit-relocs is in force for
8426 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
8428 * configure.ac: Check for caddr_t, define to char * if not defined.
8429 * configure: Regenerate.
8430 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
8431 (mmap_gt_pch_use_address): Likewise.
8432 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
8434 2008-07-06 Richard Guenther <rguenther@suse.de>
8436 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
8437 (new_var_info): Deal with it.
8438 (solution_set_add): Likewise.
8439 (bitpos_of_field): Make signed, fix.
8440 (struct fieldoff): Remove type and decl fields. Make size field
8441 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
8443 (fieldoff_compare): Deal with it.
8444 (push_fields_onto_fieldstack): Remove has_union argument, glob
8445 adjacent non-pointer fields together.
8446 (create_function_info_for): Do not set has_union.
8447 (create_variable_info_for): Simplify.
8449 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
8451 * config.gcc (extra_headers): Add cross-stdarg.h for target
8452 x86_64-*-* and i?86-*-*.
8453 * config/i386/cross-stdarg.h: New.
8454 * builtins.c (std_fn_abi_va_list): New.
8455 (std_canonical_va_list_type): New.
8456 (stabilize_va_list): Replace va_list_type_node use by
8457 mtarget.canonical_va_list_type.
8458 (gimplify_va_arg_expr): Likewise.
8459 (expand_builtin_va_copy): Replace va_list_type_node use by
8460 mtarget.fn_abi_va_list.
8461 * tree-sra.c (is_va_list_type): New helper.
8462 (decl_can_be_decomposed_p): Replace
8463 va_list_type_node use by is_va_list_type.
8464 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
8465 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8466 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
8467 * config/i386/i386-protos.h (ix86_get_valist_type): New.
8468 (ix86_enum_va_list): New.
8469 * config/i386/i386.c (sysv_va_list_type_node): New.
8470 (ms_va_list_type_node): New.
8471 (ix86_function_type_abi): Remove sorry.
8472 (ix86_build_builtin_va_list_abi): New.
8473 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
8475 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
8476 (ix86_init_builtins_va_builtins_abi): New.
8477 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
8479 (ix86_handle_abi_attribute): New.
8480 (attribute_spec): Add sysv_abi and ms_abi.
8481 (ix86_fn_abi_va_list): New.
8482 (ix86_canonical_va_list_type): New.
8483 (ix86_enum_va_list): New.
8484 (TARGET_FN_ABI_VA_LIST): New.
8485 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8486 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
8487 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8488 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8489 (TARGET_ENUM_VA_LIST): New.
8490 * expr.h (std_fn_abi_va_list): New.
8491 (std_canonical_va_list_type): New.
8492 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8493 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8494 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8495 TARGET_CANONICAL_VA_LIST_TYPE.
8496 * target.h (struct gcc_target): Add fn_abi_va_list hook
8497 and canonical_va_list_type hook.
8499 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8501 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8502 integral and pointer types.
8504 2008-07-04 Roger Sayle <roger@eyesopen.com>
8506 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8507 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8509 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8512 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8514 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8516 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8517 build_gimple_modify_stmt.
8518 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8519 gimple operand. Use fold_build* instead of build*.
8521 2008-07-04 Richard Guenther <rguenther@suse.de>
8523 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8524 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8525 properly to compute the reachability set if we do field-sensitive PTA.
8526 * invoke.texi (max-fields-for-field-sensitive): Document default.
8527 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8528 100 for optimize >= 2.
8530 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8532 * ggc-zone.c (lookup_page_table_if_allocated,
8533 set_page_table_entry, zone_find_object_size, alloc_small_page,
8534 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8535 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8536 -Wc++-compat and/or -Wcast-qual warnings.
8538 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8541 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8542 pic_offset_table_rtx to be marked as used here.
8543 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8544 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8545 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8546 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8549 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8551 * alloc-pool.c (hash_descriptor, eq_descriptor,
8552 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8553 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8555 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8556 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8557 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8558 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8561 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8563 * tree-flow.h (loop_only_exit_p): Declare.
8564 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8565 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8566 the number of iterations if it is constant. Otherwise, if this is the
8567 only possible exit of the loop, use the conservative estimate on the
8568 number of iterations of the entire loop if available.
8570 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8572 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8573 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8574 Add synchronization functions.
8575 * config/sync.c: New file.
8576 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8577 (LIBGCC_SYNC_CFLAGS): Likewise.
8579 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8582 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8583 (*pushtf_sse): New insn pattern.
8584 (pushtf splitters): New splitters.
8586 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8589 * predict.c (build_predict_expr): Use void_type_node for the tree
8590 type, instead of NULL_TREE.
8592 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8594 * config/i386/i386.c (contains_aligned_value_p): Return true
8596 (ix86_data_alignment): Align TCmode to 128bits.
8597 (ix86_local_alignment): Likewise.
8599 2008-07-03 Andrew Haley <aph@redhat.com>
8602 * vec.h (VEC_TA): New.
8603 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8604 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8605 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8606 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8607 (C_COMMON_FIXED_TYPES): Remove first arg.
8608 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8609 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8610 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8611 not to use empty macro arguments.
8613 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8615 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8616 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8617 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8618 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8619 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8620 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8621 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8622 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8623 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8624 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8625 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8626 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8627 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8628 config/rs6000/e500crtres64gpr.asm,
8629 config/rs6000/e500crtres64gprctr.asm,
8630 config/rs6000/e500crtrest32gpr.asm,
8631 config/rs6000/e500crtrest64gpr.asm,
8632 config/rs6000/e500crtresx32gpr.asm,
8633 config/rs6000/e500crtresx64gpr.asm,
8634 config/rs6000/e500crtsav32gpr.asm,
8635 config/rs6000/e500crtsav64gpr.asm,
8636 config/rs6000/e500crtsav64gprctr.asm,
8637 config/rs6000/e500crtsavg32gpr.asm,
8638 config/rs6000/e500crtsavg64gpr.asm,
8639 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8640 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8641 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8642 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8643 config/sparc/sol2-cn.asm: Remove .file directives.
8645 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8647 * resource.c (mark_referenced_resources): Look inside
8648 UNSPEC_VOLATILEs and ASM_INPUTs.
8650 2008-07-02 Ian Lance Taylor <iant@google.com>
8652 * rtlanal.c (add_reg_note): New function.
8653 * rtl.h (add_reg_note): Declare.
8654 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8655 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8656 * builtins.c (expand_builtin_longjmp): Likewise.
8657 (expand_builtin_nonlocal_goto): Likewise.
8658 * calls.c (emit_call_1, expand_call): Likewise.
8659 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8660 * cfglayout.c (fixup_reorder_chain): Likewise.
8661 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8662 (commit_one_edge_insertion): Likewise.
8663 * combine.c (move_deaths, distribute_notes): Likewise.
8664 * df-problems.c (df_set_note): Likewise.
8665 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8666 (set_unique_reg_note): Likewise.
8667 (emit_copy_of_insn_after): Likewise.
8668 * expr.c (expand_expr_real): Likewise.
8669 * gcse.c (add_label_notes): Likewise.
8670 * haifa-sched.c (create_check_block_twin): Likewise.
8671 * jump.c (mark_jump_label_1): Likewise.
8672 * loop-doloop.c (add_test, doloop_modify): Likewise.
8673 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8674 * lower-subreg.c (move_eh_region_note): Likewise.
8675 * optabs.c (emit_libcall_block): Likewise.
8676 * predict.c (predict_insn): Likewise.
8677 (combine_predictions_for_insn): Likewise.
8678 * recog.c (peephole2_optimize): Likewise.
8679 * regmove.c (try_auto_increment): Likewise.
8680 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8681 * reload.c (find_reloads): Likewise.
8682 * reload1.c (fixup_eh_region_note): Likewise.
8683 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8684 * reorg.c (delete_prior_computation): Likewise.
8685 (delete_computation, dbr_schedule): Likewise.
8686 * config/pa/pa.c (legitimize_pic_address): Likewise.
8687 * config/sh/sh.c (sh_reorg): Likewise.
8689 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8692 * config/libgcc-glibc.ver: Add %exclude.
8693 * config/m32r/libgcc-glibc.ver: Likwise.
8694 * config/s390/libgcc-glibc.ver: Likwise.
8695 * config/sh/libgcc-glibc.ver: Likwise.
8696 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8698 * config/i386/libgcc-glibc.ver: New.
8700 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8702 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8704 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8705 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8706 i[34567]86-*-linux*, x86_64-*-linux*. Add
8707 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8708 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8709 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8710 i[34567]86-*-linux*, x86_64-*-linux*.
8712 * libgcc-std.ver: Add empty GCC_4.4.0.
8714 * mkmap-symver.awk: Support multiple versions per symbol.
8716 * config/i386/i386.c (ix86_init_builtins): Always define
8717 __builtin_fabsq and __builtin_copysignq with fallbacks.
8718 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8719 and __builtin_copysignq if SSE2 isn't available.
8721 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8722 (LIBGCC2_TF_CEXT): Likwise.
8725 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8727 * config/i386/sfp-machine.h: Moved to libgcc.
8729 * config/i386/sfp-machine.h: New.
8730 * config/i386/t-linux: Likwise.
8732 * config/i386/t-darwin: Remove softfp_wrap_start and
8734 * config/i386/t-darwin64: Likewise.
8736 * config/i386/t-fprules-softfp64: Renamed to ...
8737 * config/i386/t-fprules-softfp: This.
8739 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8740 and softfp_wrap_end.
8742 2008-07-02 Jason Merrill <jason@redhat.com>
8744 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8746 * tree.c (ctor_to_list): New fn.
8747 * tree.h: Declare it.
8748 (CONSTRUCTOR_ELT): New macro.
8749 (CONSTRUCTOR_NELTS): New macro.
8751 2008-07-02 Richard Guenther <rguenther@suse.de>
8753 * tree-ssa-structalias.c (struct variable_info): Reorder
8754 to fill padding on 64bit hosts. Make collapsed_to an int.
8755 (get_varinfo_fc): Deal with that.
8756 (new_var_info): Likewise.
8757 (collapse_rest_of_var): Likewise.
8759 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8761 * doc/install.texi (--enable-java-home): Document.
8762 (--enable-aot-compile-rpm): Likewise.
8763 (--with-arch-directory): Likewise.
8764 (--with-os-directory): Likewise.
8765 (--with-origin-name): Likewise.
8766 (--with-arch-suffix): Likewise.
8767 (--with-jvm-root-dir): Likewise.
8768 (--with-jvm-jar-dir): Likewise.
8769 (--with-python-dir): Likewise.
8771 2008-07-02 Richard Guenther <rguenther@suse.de>
8773 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8774 from decls explicitly. Merge operand checking from tuples.
8776 2008-07-02 Martin Jambor <mjambor@suse.cz>
8778 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8780 2008-07-02 Martin Jambor <mjambor@suse.cz>
8782 * tree-switch-conversion.c: Included timevar.h
8783 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8785 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8787 2008-07-02 Martin Jambor <mjambor@suse.cz>
8789 * tree-switch-conversion.c: Corrected various comments and
8791 (build_constructors): Fixed minor formatting mistakes.
8793 * invoke.texi (Optimize Options): Corrected the
8794 switch-conversion-max-branch-ratio parameter.
8796 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8798 * final.c (asm_insn_count): Return zero for an empty asm body.
8800 2008-07-02 Richard Guenther <rguenther@suse.de>
8802 * bitmap.h (bitmap_set_bit): Return bool.
8803 (bitmap_clear_bit): Likewise.
8804 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8805 write to the bitmap if it would.
8806 (bitmap_clear_bit): Likewise.
8807 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8808 bitmap_set_bit return value.
8809 (add_pred_graph_edge): Likewise.
8810 (add_graph_edge): Likewise.
8811 (do_sd_constraint): Likewise.
8812 (do_ds_constraint): Likewise.
8814 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8816 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8817 Fix -Wc++-compat and/or -Wcast-qual warnings.
8818 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8819 gen_regparm_prefix): Likewise.
8820 * vmsdbgout.c (write_modbeg, lookup_filename,
8821 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8823 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8825 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8826 defaults.h definition apply.
8828 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8830 * function.c (assign_parm_remove_parallels): New.
8831 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8833 (assign_parm_setup_block): Do not handle them.
8834 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8835 assign_parm_remove_parallels.
8837 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8839 * c-typeck.c (convert_for_assignment): Use
8840 vector_targets_convertible_p.
8841 * c-common.c (vector_targets_convertible_p): New.
8842 * c-common.h (vector_targets_convertible_p): New prototype.
8843 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8844 opaque_p_V2SI_type_node.
8846 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8848 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8851 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8853 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8854 TFmode constants via two element DImode vector for hosts with
8855 HOST_BITS_PER_WIDE_INT < 64.
8856 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8857 also for HOST_BITS_PER_WIDE_INT < 64.
8859 2008-07-01 Richard Guenther <rguenther@suse.de>
8861 PR tree-optimization/36666
8862 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8863 (get_constraint_exp_from_ssa_var): Split into ...
8864 (get_constraint_exp_for_temp): ... this ...
8865 (get_constraint_for_ssa_var): ... and that.
8866 Return constraint expressions for all touched sub-fields
8867 if the results address is not taken.
8868 (process_constraint): Remove assertion that aggregate
8869 assignments do not happen at this place.
8870 (get_constraint_for_component_ref): Add address_p argument.
8871 Return constraint expressions for all touched sub-fields
8872 if the results address is not taken.
8873 (do_deref): Use get_constraint_exp_for_temp.
8874 (get_constraint_for_1): Rename from ...
8875 (get_constraint_for): ... this. Add the old function as wrapper.
8876 (do_structure_copy): Use get_constraint_for_1.
8878 2008-07-01 Martin Jambor <mjambor@suse.cz>
8880 * Makefile.in (tree-switch-conversion.o): Add.
8881 (OBJS-common): Add tree-swtch-conversion.o.
8882 * passes.c (init_optimization_passes): Add pass_convert_switch.
8883 * tree-pass.h: (pass_convert_switch): Add.
8884 * tree-switch-conversion.c: New file.
8885 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8886 * common.opt (ftree-cswtch): New option.
8887 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8888 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8889 * opts.c (decode_options): Set flag_tree_switch_conversion when
8890 optimization level is >= 2.
8891 * doc/invoke.texi (Optimize Options): Added description of
8892 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8894 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8896 * config/darwin-driver.c (darwin_default_min_version): Fix
8897 -Wc++-compat warnings.
8899 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8901 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8904 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8906 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8908 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8910 PR rtl-optimization/34744
8911 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8912 (df_scan_free_internal): Free data structures not
8913 allocated in storage pools.
8914 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8915 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8916 df_scan_free_mws_vec.
8917 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8920 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8922 * config/i386/i386.c (contains_aligned_value_p): Return true
8924 (ix86_function_arg_boundary): Return its natural boundary
8926 (return_in_memory_32): Don't check TDmode.
8927 (ix86_split_to_parts): Support splitting into 4 parts and
8928 support TFmode for 32bit target.
8929 (ix86_split_long_move): Support splitting into 4 parts.
8930 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8932 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8933 (ix86_init_builtins): Here.
8934 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8935 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8936 'q' and 'w', respectively.
8938 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8940 (movtf_internal): Likewise.
8941 (<code>tf2): Likewise.
8942 (*absnegtf2_sse): Likewise.
8943 (copysign<mode>3): Likewise.
8944 (copysign<mode>3_const): Likewise.
8945 (copysign<mode>3_var): Likewise.
8946 (define_split UNSPEC_COPYSIGN): Likewise.
8947 * config/i386/sse.md (*nandtf3): Likewise.
8948 (<code>tf3): Likewise.
8949 (*<code>tf3): Likewise.
8951 2008-06-30 Joey Ye <joey.ye@intel.com>
8952 H.J. Lu <hongjiu.lu@intel.com>
8954 * global.c (compute_regsets): Set frame_pointer_needed here.
8955 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8957 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8959 * doc/install.texi (specific): Expand Windows build notes.
8961 2008-06-30 Ira Rosen <irar@il.ibm.com>
8963 PR tree-optimization/36648
8964 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8965 number of prolog iterations by step. Fix the comment.
8967 2008-06-30 Richard Guenther <rguenther@suse.de>
8970 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8971 handle calls from ECF_MALLOC functions.
8972 (handle_pure_call): ECF_MALLOC functions do not return
8974 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8976 2008-06-29 Andreas Schwab <schwab@suse.de>
8978 * config/m68k/m68k.c (print_operand): Always print a float
8980 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8981 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8984 * config/rs6000/x-linux64: Remove never used file.
8986 2008-06-29 Richard Guenther <rguenther@suse.de>
8988 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8990 (struct alias_info): Move ...
8991 * tree-ssa-alias.c: ... here.
8992 (update_alias_info): Declare.
8993 (compute_may_aliases): Call it.
8994 (update_alias_info): New function.
8995 * tree-ssa-structalias.c (update_alias_info): Move ...
8996 * tree-ssa-alias.c (update_alias_info_1): ... here.
8997 * tree-ssa-structalias.c (process_constraint_1): Remove
8998 unused from_call argument. Rename to ...
8999 (process_constraint): ... this. Delete old wrapper.
9000 (make_constraint_to): Adjust callers.
9001 (handle_const_call): Likewise.
9002 (handle_pure_call): Likewise.
9003 (init_base_vars): Likewise.
9004 (handle_lhs_call): Likewise. Remove unnecessary constraint.
9005 (find_func_aliases): We don't need structure copies for
9007 (make_constraint_from_anything): Remove.
9008 (create_variable_info_for): For globals make constraints
9009 from escaped, not from anything.
9010 (compute_points_to_sets): Do not call update_alias_info.
9011 (ipa_pta_execute): Use make_constraint_from.
9013 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9015 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
9016 (bitmap.o-warn, dominance.o-warn): New.
9017 * configure.ac (cxx_compat_warn): Delete.
9018 (loose_warn): Add -Wcast-qual and -Wc++-compat.
9019 * system.h: Remove #pragma diagnostic for -Wcast-qual and
9021 * configure: Regenerate.
9023 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
9026 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9028 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
9029 * df-scan.c (df_notes_rescan): Likewise.
9030 * ggc-page.c (set_page_table_entry): Likewise.
9031 * intl.c (gcc_gettext_width): Likewise.
9032 * varasm.c (get_unnamed_section, get_noswitch_section,
9033 get_section): Likewise.
9035 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
9037 * regrename.c (build_def_use): Don't copy RTX.
9039 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
9041 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
9042 (Type Attributes): Fix nesting of @table and @subsection. Adjust
9043 punctuation. Use @ref instead of @xref.
9044 (Function Names): Remove stray @display/@end display.
9045 (C++ Attributes): Use @ref instead of @xref.
9046 (Deprecated Features): Fix punctuation around @xref.
9047 (Backwards Compatibility): Likewise.
9048 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
9050 2008-06-28 Joseph Myers <joseph@codesourcery.com>
9052 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
9053 constants for E500 double.
9055 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9057 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
9058 element type of const_vector.
9060 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
9062 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
9063 Remove FLAGS_REG clobber from expander pattern.
9064 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
9065 (anddi3, andsi3, andhi3, andqi3): Ditto.
9066 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
9067 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
9068 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
9069 (ashlsi3, ashlhi3, ashlqi3): Ditto.
9070 (ashrsi3, ashrhi3, ashrqi3): Ditto.
9071 (lshrsi3, lshrhi3, lshrqi3): Ditto.
9072 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
9073 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
9075 2008-06-28 Richard Guenther <rguenther@suse.de>
9077 * tree-ssa-structalias.c (callused_id, var_callused,
9078 callused_tree): Add.
9079 (handle_pure_call): New function.
9080 (find_func_aliases): Call it.
9081 (find_what_p_points_to): Handle the call-used set.
9082 (clobber_what_escaped): Likewise.
9083 (compute_call_used_vars): New function.
9084 (init_base_vars): Init the call-used variable.
9085 (do_sd_constraint): Do not propagate the solution from CALLUSED
9086 but use CALLUSED as a placeholder.
9087 (solve_graph): Likewise.
9088 * tree-flow-inline.h (gimple_call_used_vars): New function.
9089 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
9090 (compute_call_used_vars): Declare.
9091 * tree-ssa-alias.c (set_initial_properties): Call
9092 compute_call_used_vars.
9093 (reset_alias_info): Clear call-used variables.
9094 (add_call_clobber_ops): Assert we are not called for const/pure
9095 functions. Remove handling of them.
9096 (add_call_read_ops): Handle pure functions by adding the
9097 call-used set of variables as VUSEs.
9098 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
9099 (delete_tree_ssa): Free it.
9100 * tree-dfa.c (remove_referenced_var): Clear the var from the
9103 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
9105 * tree.c (build_varargs_function_type_list): New.
9106 (build_function_type_list_1): New.
9107 (build_function_type_list): Use build_function_type_list_1.
9108 * tree.h (build_varargs_function_type_list): New.
9110 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9113 * config/spu/spu.c (spu_builtin_splats): Do not generate
9114 invalid CONST_VECTOR expressions.
9115 (spu_expand_vector_init): Likewise.
9117 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
9119 * optabs.c (libfunc_decls): New variable.
9120 (libfunc_decl_hash, libfunc_decl_eq): New functions.
9121 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
9122 for the same function twice.
9124 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
9126 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
9127 ix86_expand_binary_operator directly.
9128 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
9130 (*ashrti3_1): Ditto.
9131 (*lshrti3_1): Ditto.
9132 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
9133 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
9134 using only one splitter. Conditionaly execute splitter before or
9135 after peephole2 pass.
9136 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
9137 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
9138 Use only one alternative in asm template.
9139 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
9141 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
9142 "J" operand constraint for operand 2.
9143 (*ashldi3_cconly_rex64): Ditto.
9144 (*ashrdi3_cmp_rex64): Ditto.
9145 (*ashrdi3_cconly_rex64): Ditto.
9146 (*lshrdi3_cmp_rex64): Ditto.
9147 (*lshrdi3_cconly_rex64): Ditto.
9148 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
9149 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
9150 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
9153 2008-06-27 Jakub Jelinek <jakub@redhat.com>
9155 * gimplify.c (omp_is_private): Don't return true if decl is not
9156 already private on #pragma omp for or #pragma omp parallel for.
9159 * tree-cfg.c (struct move_stmt_d): Replace block field with
9160 orig_block and new_block fields.
9161 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
9162 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
9163 (move_block_to_fn): Replace vars_map and new_label_map arguments
9164 with struct move_stmt_d pointer.
9165 (replace_block_vars_by_duplicates): New function.
9166 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
9167 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
9168 all subblocks of ORIG_BLOCK to the new function. Call
9169 replace_block_vars_by_duplicates.
9170 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
9171 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
9172 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
9173 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
9174 (expand_omp): Temporarily set input_location to the location of
9175 region's controlling stmt.
9176 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
9177 BIND_EXPR, push ctx->block_vars and gimplification vars into
9178 the BIND_EXPR and its block's BLOCK_VARS instead of directly
9180 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
9181 there are any BLOCK_VARS.
9182 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
9183 OMP_PARALLEL or OMP_TASK stmt.
9184 (lower_omp): Save and restore input_location around the lower_omp_1
9187 2008-06-27 Richard Guenther <rguenther@suse.de>
9189 PR tree-optimization/36400
9190 PR tree-optimization/36373
9191 PR tree-optimization/36344
9192 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
9193 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
9194 (update_alias_info): Remove call clobbering code.
9195 (make_constraint_to): New helper function.
9196 (make_escape_constraint): Likewise.
9197 (handle_rhs_call): Use it on all pointer containing arguments.
9198 Also mark the static chain escaped.
9199 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
9200 instead of ANYTHING.
9201 (make_constraint_from): New helper split out from ...
9202 (make_constraint_from_anything): ... here.
9203 (find_func_aliases): Add constraints for escape sites.
9204 (intra_create_variable_infos): Make constraints from NONLOCAL
9206 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
9208 (clobber_what_p_points_to): Remove.
9209 (clobber_what_escaped): New function.
9210 (init_base_vars): Init NONLOCAL and ESCAPED.
9211 (do_sd_constraint): Do not propagate the solution from ESCAPED
9212 but use ESCAPED as a placeholder.
9213 (solve_graph): Likewise.
9214 * tree-flow.h (clobber_what_p_points_to): Remove.
9215 (clobber_what_escaped): Declare.
9216 * tree-ssa-alias.c (set_initial_properties): Call it.
9217 Remove code clobbering escaped pointers.
9219 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9221 * function.c (allocate_struct_function): Only allocate a unique
9222 funcdef_no if the decl is nonzero.
9224 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9226 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
9227 * config/mips/mips.c (mips_split_const_insns): New function.
9228 * config/mips/mips.md (move_type): New attribute.
9229 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
9230 (dword_mode): New attribute.
9231 (type): Avoid long line. Map "move_type"s to "type"s,
9232 choosing "multi" for doubleword moves if appropriate.
9233 Swap MTC/MFC comments to match their declaration order.
9234 (extended_mips16): Default to "yes" if "move_type" is "sll0",
9235 "type" is "branch" or "jal" is "direct".
9236 (length): Handle "extended_mips16" first. Make the default
9237 "0" for "ghost" instructions. Set the length from "move_type".
9238 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
9239 of "type", with "sll0" for the register alternative. Remove the
9240 "extended_mips16" attribute.
9241 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
9242 of "type", with "shift_shift" for the register alternative.
9243 Remove the "length" attribute.
9244 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
9245 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
9246 of "type", with "andi" for the register alternative.
9247 (*zero_extendqihi2): Likewise.
9248 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
9249 of "andi" instead of a "type" of "arith".
9250 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
9252 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
9253 (mov_<store>r, *mov<mode>_ra): Likewise.
9254 (extendsidi2): Use "move_type" instead of "type", with "move"
9255 for the register alternative.
9256 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
9257 of "type", with "signext" for the register alternative.
9258 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
9259 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
9260 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
9261 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
9262 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
9263 (unnamed branch insn): Likewise.
9264 (*movdi_gp32_fp64): Fold into...
9265 (*movdi_32bit): ...here.
9266 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
9267 (*movdf_hardfloat): ...this new pattern.
9268 (*movdf_softfloat): Remove redundant FPR alternatives.
9269 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
9270 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
9271 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
9272 the "move" attribute.
9273 (*movdi_32bit): Use "move_type" instead of "type" and remove the
9274 "length" attribute. Use "fpload" and "fpstore" instead of "load"
9275 and "store" for COP loads and stores.
9276 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
9277 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
9278 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
9279 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
9280 (*movtf_mips16, *movv2sf): Likewise.
9281 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
9282 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
9283 (mfhc1<mode>): Use "move_type" instead of "move".
9284 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
9285 (loadgp_blockage): Remove the "length" attribute.
9286 (blockage, set_got_version, update_got_version): Likewise.
9287 (call_internal): Remove the "extended_mips16" attribute.
9288 (call_value_internal, call_value_multiple_internal): Likewise.
9289 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
9291 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
9292 the "length" attribute.
9294 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9296 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
9297 -Wcast-qual warnings.
9298 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
9299 handle_pragma_pop_macro): Likewise.
9300 * collect2.c (resolve_lib_name): Likewise.
9301 * config/arc/arc.c (arc_init): Likewise.
9302 * config/arm/arm.c (neon_builtin_compare,
9303 locate_neon_builtin_icode): Likewise.
9304 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
9305 * config/bfin/bfin.c (bfin_init_machine_status,
9306 bfin_optimize_loop): Likewise.
9307 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
9308 * config/cris/cris.c (cris_init_expanders): Likewise.
9309 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
9310 * config/darwin.c (machopic_indirection_eq,
9311 machopic_indirection_name, machopic_output_indirection): Likewise.
9312 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
9313 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
9314 frv_optimize_membar): Likewise.
9315 * config/i386/cygwin.h (mingw_scan,
9316 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
9317 * config/i386/cygwin1.c (mingw_scan): Likewise.
9318 * config/i386/i386.c (machopic_output_stub): Likewise.
9319 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
9320 i386_pe_unique_section): Likewise.
9321 * config/ia64/ia64.c (ia64_init_machine_status,
9322 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
9324 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
9325 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
9326 * config/m68k/m68k.c (m68k_handle_option,
9327 m68k_sched_md_init_global): Likewise.
9328 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
9329 mcore_unique_section): Likewise.
9330 * config/mips/mips.c (mips_block_move_straight,
9331 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
9333 * config/mmix/mmix.c (mmix_init_machine_status,
9334 mmix_encode_section_info): Likewise.
9335 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
9336 * config/rs6000/rs6000.c (rs6000_init_machine_status,
9337 print_operand_address, output_toc, redefine_groups,
9338 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
9339 * config/s390/s390.c (s390_init_machine_status): Likewise.
9340 * config/score/score.c (score_block_move_straight,
9341 score_block_move_loop_body): Likewise.
9342 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
9343 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
9344 * emit-rtl.c (find_auto_inc): Likewise.
9345 * gcc.c (translate_options, process_command): Likewise.
9346 * reorg.c (dbr_schedule): Likewise.
9347 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
9348 * xcoffout.c (xcoffout_declare_function): Likewise.
9350 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
9352 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
9353 ipa-pta working again.
9355 2008-06-27 David Edelsohn <edelsohn@gnu.org>
9357 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
9360 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
9362 * config.gcc (powerpc*-*-*): Add new core e500mc.
9363 * config/rs6000/e500mc.md: New file.
9364 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9366 (rs6000_override_options): Add e500mc case to
9367 processor_target_table. Altivec and Spe options not allowed
9368 with e500mc. Add isel instruction to e500mc by
9369 default. Initialize rs6000_cost for e500mc.
9370 (rs6000_issue_rate): Set issue rate for e500mc.
9371 * config/rs6000/rs6000.h (processor_type): Add
9372 PROCESSOR_PPCE500MC.
9373 (ASM_CPU_SPEC): Add e500mc.
9374 Set TARGET_ISEL to rs6000_isel.
9375 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
9376 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
9377 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
9379 * doc/invoke.texi: Add e500mc to list of cpus.
9381 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9384 * c-lex.c (lex_charconst): Initialize unsignedp.
9386 2008-06-27 Olivier Hainque <hainque@adacore.com>
9388 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
9389 documented assumptions.
9391 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
9393 * dwarf2out.c: Remove trailing white spaces. Break long line
9396 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
9398 * libfuncs.h (LTI_synchronize): New libfunc_index.
9399 (synchronize_libfunc): Declare.
9400 * builtins.c (expand_builtin_synchronize): Consider using
9401 synchronize_libfunc before falling back on an asm blockage.
9402 * config/mips/mips.c: Include libfuncs.h
9403 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
9405 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
9407 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
9408 parameter. Copy stack_reg to r11 where appropriate.
9409 (no_global_regs_above): Add gpr parameter.
9410 (rs6000_stack_info): Only add padding for SPE save area if we
9411 are saving SPE GPRs and CR.
9412 (saveres_routine_syms): New variable.
9413 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
9415 (rs6000_savres_routine_sym): New function.
9416 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
9418 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
9419 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
9420 Tweak FPR out-of-line saving.
9421 (rs6000_make_savres_rtx): New function.
9422 (rs6000_use_multiple_p): New function.
9423 (rs6000_savres_strategy): New function.
9424 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
9425 out-of-line if appropriate.
9426 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
9427 if we are optimizing for size.
9428 (GP_SAVE_INLINE): Define.
9429 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
9430 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
9431 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
9432 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
9433 (*save_fpregs_<mode>): Add use of r11.
9434 (*restore_gpregs_<mode>): New insn.
9435 (*return_and_restore_gpregs_<mode>): New insn.
9436 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
9438 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
9439 (*restore_gpregs_spe): New insn.
9440 (*return_and_restore_gpregs_spe): New insn.
9441 * config/rs6000/predicates.md (save_world_operation): Fix check.
9443 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9445 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
9446 this point, so assert that.
9448 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9450 * cfganal.c: Include vec.h and vecprim.h.
9451 (compute_idf): Import from...
9452 * tree-into-ssa (compute_idf): ...here.
9453 * basic-block.h (compute_idf): Export.
9455 2008-06-26 Joseph Myers <joseph@codesourcery.com>
9457 * c-decl.c (merge_decls): Use !current_function_decl to check for
9458 extern declaration of C99 inline function being at file scope.
9460 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
9462 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
9464 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9466 * alias.c (record_alias_subset, init_alias_analysis): Fix
9467 -Wc++-compat and/or -Wcast-qual warnings.
9468 * attribs.c (lookup_attribute_spec): Likewise.
9469 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
9470 copy_bb, connect_traces,
9471 find_rarely_executed_basic_blocks_and_cr): Likewise.
9472 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
9473 note_btr_set, migrate_btr_defs): Likewise.
9474 * builtins.c (result_vector, expand_builtin_memcpy,
9475 expand_builtin_mempcpy_args, expand_builtin_strncpy,
9476 builtin_memset_read_str, expand_builtin_printf,
9477 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
9479 * caller-save.c (mark_set_regs): Likewise.
9480 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9481 * cgraph.c (cgraph_edge): Likewise.
9482 * combine.c (likely_spilled_retval_1): Likewise.
9483 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
9484 htab_counts_entry_del, get_coverage_counts): Likewise.
9485 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
9486 new_cselib_val): Likewise.
9487 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9488 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9490 * df-core.c (df_compact_blocks): Likewise.
9491 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9492 * df-scan.c (df_grow_reg_info, df_ref_create,
9493 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9494 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9495 df_record_entry_block_defs, df_record_exit_block_uses,
9496 df_bb_verify): Likewise.
9497 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9498 DF_REF_EXTRACT_MODE_CONST): New.
9499 * dominance.c (get_immediate_dominator, get_dominated_by,
9500 nearest_common_dominator, root_of_dom_tree,
9501 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9502 -Wc++-compat and/or -Wcast-qual warnings.
9503 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9504 record_store, replace_read, check_mem_read_rtx, scan_insn,
9505 dse_step1, dse_record_singleton_alias_set): Likewise.
9506 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9508 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9510 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9511 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9512 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9513 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9514 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9515 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9516 file_name_acquire, output_file_names, add_const_value_attribute,
9517 premark_used_types_helper, file_table_eq, file_table_hash,
9518 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9519 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9520 -Wcast-qual warnings.
9521 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9522 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9523 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9524 gen_reg_rtx, start_sequence, init_emit): Likewise.
9525 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9526 * except.c (init_eh_for_function, gen_eh_region,
9527 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9528 arh_to_landing_pad, arh_to_label, add_action_record,
9529 add_call_site, switch_to_exception_section): Likewise.
9530 * expmed.c (synth_mult): Likewise.
9531 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9532 store_expr): Likewise.
9533 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9535 * function.c (assign_stack_temp_for_type,
9536 allocate_struct_function, match_asm_constraints_1): Likewise.
9537 * gcov-io.c (gcov_allocate): Likewise.
9538 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9539 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9540 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9541 record_one_set, insert_expr_in_table, insert_set_in_table,
9542 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9543 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9544 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9545 -Wcast-qual warnings.
9547 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9549 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9550 -Wcast-qual warnings.
9551 * gcc.c (process_command): Likewise.
9552 * genattrtab.c (oballoc): Use XOBNEW.
9553 (oballocvec): Define.
9554 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9555 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9556 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9557 -Wc++-compat and/or -Wcast-qual warnings.
9558 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9559 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9560 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9561 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9562 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9563 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9564 add_excls, process_presence_absence_names,
9565 process_presence_absence_patterns, add_presence_absence,
9566 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9567 get_free_state, add_arc, get_free_automata_list_el,
9568 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9569 transform_3, cache_presence, create_ainsns, create_automata,
9570 create_state_ainsn_table, dfa_insn_code_enlarge,
9571 output_trans_func, output_min_issue_delay_func,
9572 output_dead_lock_func, output_reset_func,
9573 output_get_cpu_unit_code_func, output_dfa_start_func,
9574 expand_automata): Likewise.
9575 * genextract.c (gen_insn): Likewise.
9576 * gengtype-lex.l: Likewise.
9577 * gengtype.c (read_input_list, adjust_field_type,
9578 process_gc_options): Likewise.
9579 * genoutput.c (note_constraint): Likewise.
9580 * genpreds.c (mangle, add_constraint): Likewise.
9581 * genrecog.c (process_define_predicate, new_decision,
9582 add_to_sequence): Likewise.
9583 * gensupport.c (record_insn_name): Likewise.
9585 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9587 * config/i386/driver-i386.c (detect_caches_amd,
9588 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9589 and/or -Wcast-qual warnings.
9590 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9591 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9592 gt_pch_save): Likewise.
9593 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9594 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9595 * global.c (compute_regsets): Likewise.
9596 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9597 finish_graph_dump_file): Likewise.
9598 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9599 unlink_bb_notes): Likewise.
9600 * integrate.c (get_hard_reg_initial_val): Likewise.
9601 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9602 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9603 * local-alloc.c (update_equiv_regs): Likewise.
9604 * loop-invariant.c (check_invariant_table_size,
9605 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9607 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9608 altered_reg_used, mark_altered): Likewise.
9609 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9610 insert_var_expansion_initialization,
9611 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9612 release_var_copies): Likewise.
9613 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9614 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9615 analyze_accesses_for_phi_node, check_var_notmodified_p,
9616 check_allocation_function, find_sites_in_func,
9617 record_all_accesses_in_func, transform_access_sites,
9618 transform_allocation_sites): Likewise.
9619 * omp-low.c (new_omp_region, create_omp_child_function_name,
9620 check_omp_nesting_restrictions, check_combined_parallel,
9621 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9622 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9623 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9624 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9626 * opts-common.c (prune_options): Likewise.
9627 * opts.c (add_input_filename, print_filtered_help,
9628 get_option_state): Likewise.
9629 * params.c (add_params): Likewise.
9630 * passes.c (set_pass_for_id, next_pass_1,
9631 do_per_function_toporder, pass_fini_dump_file): Likewise.
9632 * postreload.c (reload_cse_simplify_operands): Likewise.
9633 * predict.c (tree_predicted_by_p, tree_predict_edge,
9634 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9636 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9638 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9640 * recog.c (check_asm_operands, validate_change_1): Likewise.
9641 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9642 subst_asm_stack_regs): Likewise.
9643 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9644 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9645 * regmove.c (reg_is_remote_constant_p): Likewise.
9646 * regrename.c (regrename_optimize, scan_rtx_reg,
9647 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9649 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9650 regstat_compute_calls_crossed): Likewise.
9651 * reload1.c (init_reload, new_insn_chain,
9652 has_nonexceptional_receiver, reload, copy_reloads,
9653 calculate_needs_all_insns, init_elim_table): Likewise.
9654 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9655 * rtl.c (shallow_copy_rtx_stat): Likewise.
9656 * rtlanal.c (parms_set): Likewise.
9657 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9658 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9659 * sched-ebb.c (earliest_block_with_similiar_load,
9660 add_deps_for_risky_insns): Likewise.
9661 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9662 schedule_region): Likewise.
9663 * see.c (eq_descriptor_pre_extension,
9664 hash_descriptor_pre_extension, hash_del_pre_extension,
9665 eq_descriptor_properties, hash_descriptor_properties,
9666 hash_del_properties, see_seek_pre_extension_expr,
9667 see_initialize_data_structures, see_print_register_properties,
9668 see_print_pre_extension_expr, see_delete_merged_def_extension,
9669 see_delete_unmerged_def_extension, see_emit_use_extension,
9670 see_pre_delete_extension, see_map_extension, see_commit_changes,
9671 see_analyze_merged_def_local_prop,
9672 see_analyze_merged_def_local_prop,
9673 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9674 see_set_prop_merged_def, see_set_prop_unmerged_def,
9675 see_set_prop_unmerged_use, see_print_one_extension,
9676 see_merge_one_use_extension, see_merge_one_def_extension,
9677 see_store_reference_and_extension, see_update_uses_relevancy,
9678 see_update_defs_relevancy): Likewise.
9679 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9680 hash_statistics_free, curr_statistics_hash): Likewise.
9681 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9682 expand_asm_operands, expand_return, case_bit_test_cmp,
9683 expand_case): Likewise.
9684 * stor-layout.c (start_record_layout): Likewise.
9685 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9686 gt_pch_save_stringpool): Likewise.
9687 * tree-data-ref.c (hash_stmt_vertex_info,
9688 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9689 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9691 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9694 * config/i386/i386.md : Change constraints of HImode and QImode
9695 immediate operands from "i" to "n". Change SImode "ni" constraint to
9696 "i" and SImode "rmi" constraint to "g". Remove all constraints
9697 from const0_operand and const1_operand predicated operands.
9698 (i): Change QImode and HImode attribute from "i" to "n".
9699 (*subqi_2): Change HImode operands to QImode.
9702 2008-06-25 Olivier Hainque <hainque@adacore.com>
9704 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9707 2008-06-25 Richard Guenther <rguenther@suse.de>
9709 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9710 not overflow the result type.
9712 2008-06-25 Richard Guenther <rguenther@suse.de>
9714 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9715 (vn_lookup): Likewise.
9717 2008-06-25 Richard Guenther <rguenther@suse.de>
9719 PR tree-optimization/35518
9720 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9721 * tree-sra.c (instantiate_element): Use fold_build3 to build
9723 (try_instantiate_multiple_fields): Likewise.
9725 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9727 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9730 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9732 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9733 use_backchain_to_restore_sp to true
9734 if the offset of the link register save area would go over the 32k - 1
9735 offset limit of the load
9738 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9740 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9741 anchor for the type-punning blurb. Cross-reference "Structures
9742 unions enumerations and bit-fields implementation". Provide a
9743 cast-through-pointer example. Make final sentence self-contained.
9744 * doc/implement-c.texi (Structures unions enumerations and
9745 bit-fields implementation): Cross-reference the type-punning blurb
9746 in the -fstrict-aliasing documentation.
9748 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9751 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9752 the memory instead of the memory itself for the save area.
9754 2008-06-24 Olivier Hainque <hainque@adacore.com>
9755 Nicolas Roche <roche@adacore.com>
9757 * gengtype.c (srcdir_len): size_t instead of int.
9758 (get_file_realbasename): New function. For F a filename, the real
9759 basename of F, with all the path components stripped.
9760 (get_file_srcdir_relative_path): New function. For F a filename, the
9761 relative path to F from $(srcdir).
9762 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9763 get_file_realbasename. Adjust the head comment.
9764 (get_prefix_langdir_index): New function. For F a filename, return the
9765 lang_dir_names[] relative index of the language directory that is
9767 (get_file_langdir): For F a filename, return the name of the language
9768 directory where F is located.
9769 (get_file_gtfilename): New function. The gt- output file name for an
9771 (get_output_file_with_visibility): Replace in-line computations with
9772 uses of get_file_gtfilename and get_prefix_langdir_index.
9773 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9775 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9777 PR tree-optimization/36504
9778 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9779 references without base address.
9781 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9784 * calls.c (expand_call): Increase alignment for recursive functions.
9786 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9788 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9789 (TARGET_FUNCTION_VALUE): New define.
9790 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9791 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9793 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9795 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9796 (fmod<mode>3): Ditto.
9797 (remainderxf3): Ditto.
9798 (remainder<mode>3): Ditto.
9800 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9803 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9804 REG is a hard register.
9806 PR tree-optimization/36508
9807 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9808 499, don't check it at all in release compilers.
9810 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9812 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9813 together with SSE_TARGET_MATH to disable insn pattern.
9814 (*fop_<MODEF:mode>_2_i387): Ditto.
9815 (*fop_<MODEF:mode>_3_i387): Ditto.
9817 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9819 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9821 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9824 * gimplify.c (gimplify_asm_expr): Check the return code of
9825 parse_output_constraint call, set function return and is_inout
9828 2008-06-22 Ian Lance Taylor <iant@google.com>
9830 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9831 (narrowest_signed_type): Likewise.
9832 * c-typeck.c (c_common_type): Change local variable mclass to enum
9834 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9835 tcc_comparison, not the tree code itself.
9836 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9837 (c_expand_expr): Cast modifier to enum expand_modifier.
9838 * c-common.h (C_RID_CODE): Add casts.
9839 (C_SET_RID_CODE): Define.
9840 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9841 (c_lex_one_token): Add cast to avoid warning.
9842 (c_parser_objc_type_name): Rename local typename to type_name.
9843 (check_no_duplicate_clause): Change code parameter to enum
9845 (c_parser_omp_var_list_parens): Change kind parameter to enum
9847 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9848 c_parser_omp_list_var_parens.
9849 (c_parser_omp_threadprivate): Likewise.
9850 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9851 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9852 * c-format.c (NO_FMT): Define.
9853 (printf_length_specs): Use NO_FMT.
9854 (asm_fprintf_length_specs): Likewise.
9855 (gcc_diag_length_specs): Likewise.
9856 (scanf_length_specs): Likewise.
9857 (strfmon_length_specs): Likewise.
9858 (gcc_gfc_length_specs): Likewise.
9859 (printf_flag_specs): Change 0 to STD_C89.
9860 (asm_fprintf_flag_specs): Likewise.
9861 (gcc_diag_flag_specs): Likewise.
9862 (gcc_cxxdiag_flag_specs): Likewise.
9863 (scanf_flag_specs): Likewise.
9864 (strftime_flag_specs): Likewise.
9865 (strfmon_flag_specs): Likewise.
9866 (print_char_table): Likewise.
9867 (asm_fprintf_char_table): Likewise.
9868 (gcc_diag_char_table): Likewise.
9869 (gcc_tdiag_char_table): Likewise.
9870 (gcc_cdiag_char_table): Likewise.
9871 (gcc_cxxdiag_char_table): Likewise.
9872 (gcc_gfc_char_table): Likewise.
9873 (scan_char_table): Likewise.
9874 (time_char_table): Likewis.
9875 (monetary_char_table): Likewise.
9876 * c-format.h (BADLEN): Likewise.
9878 2008-06-21 Ian Lance Taylor <iant@google.com>
9880 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9881 Define END_OF_BASE_TREE_CODES around inclusion.
9882 * tree.c (tree_code_type): New global array.
9883 (tree_code_length, tree_code_name): Likewise.
9884 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9886 (all-tree.def, s-alltree): New targets.
9887 (gencheck.h, s-gencheck): Remove.
9888 (tree.o): Depend upon all-tree.def.
9889 (build/gencheck.o): Remove gencheck.h dependency.
9890 (mostlyclean): Don't remove gencheck.h.
9891 * c-common.h (enum c_tree_code): Remove.
9892 * c-lang.c (tree_code_type): Remove.
9893 (tree_code_length, tree_code_name): Remove.
9894 * gencheck.c (tree_codes): Include all-tree.def, rather than
9895 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9897 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9899 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9900 (operator_name_info): Size to MAX_TREE_CODES.
9901 (assignment_operator_name_info): Likewise.
9902 * cp/cp-lang.c (tree_code_type): Remove.
9903 (tree_code_length, tree_code_name): Remove.
9904 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9905 (assignment_operator_name_info): Likewise.
9906 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9908 * cp/mangle.c (write_expression): Likewise.
9909 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9910 * fortran/f95-lang.c (tree_code_type): Remove.
9911 (tree_code_length, tree_code_name): Remove.
9912 * java/java-tree.h (enum java_tree_code): Remove.
9913 * java/lang.c (tree_code_type): Remove.
9914 (tree_code_length, tree_code_name): Remove.
9915 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9916 * objc/objc-act.h (enum objc_tree_code): Remove.
9917 * objc/objc-lang.c (tree_code_type): Remove.
9918 (tree_code_length, tree_code_name): Remove.
9919 * objcp/objcp-lang.c (tree_code_type): Remove.
9920 (tree_code_length, tree_code_name): Remove.
9921 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9922 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9923 * ada/misc.c (tree_code_type): Remove.
9924 (tree_code_length, tree_code_name): Remove.
9926 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9928 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9929 the grand_bitmap_obstack.
9931 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9933 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9934 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9935 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9936 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9937 move_stmt_r, new_label_mapper): Likewise.
9938 * tree-complex.c (cvc_lookup): Likewise.
9939 * tree-dfa.c (create_function_ann): Likewise.
9940 * tree-dump.c (dump_register): Likewise.
9941 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9942 find_phi_replacement_condition): Likewise.
9943 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9944 tree_function_versioning): Likewise.
9945 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9946 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9947 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9948 get_nonlocal_debug_decl, convert_nonlocal_reference,
9949 convert_nonlocal_omp_clauses, get_local_debug_decl,
9950 convert_local_reference, convert_local_omp_clauses,
9951 convert_nl_goto_reference, convert_nl_goto_receiver,
9952 convert_tramp_reference, convert_call_expr): Likewise.
9953 * tree-outof-ssa.c (contains_tree_r): Likewise.
9954 * tree-parloops.c (reduction_phi, initialize_reductions,
9955 eliminate_local_variables_1, add_field_for_reduction,
9956 add_field_for_name, create_phi_for_local_result,
9957 create_call_for_reduction_1, create_loads_for_reductions,
9958 create_stores_for_reduction, create_loads_and_stores_for_name):
9960 * tree-phinodes.c (allocate_phi_node): Likewise.
9961 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9962 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9963 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9964 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9965 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9966 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9967 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9968 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9969 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9970 vn_nary_op_insert): Likewise.
9971 * tree-ssa.c (redirect_edge_var_map_add,
9972 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9973 * tree-vectorizer.c (vectorize_loops): Likewise.
9974 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9975 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9976 tree_cons_stat, build1_stat, build_variant_type_copy,
9977 decl_init_priority_lookup, decl_fini_priority_lookup,
9978 decl_priority_info, decl_restrict_base_lookup,
9979 decl_restrict_base_insert, decl_debug_expr_lookup,
9980 decl_debug_expr_insert, decl_value_expr_lookup,
9981 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9982 type_hash_add, get_file_function_name, tree_check_failed,
9983 tree_not_check_failed, tree_range_check_failed,
9984 omp_clause_range_check_failed, build_omp_clause,
9985 build_vl_exp_stat): Likewise.
9986 * value-prof.c (gimple_histogram_value,
9987 gimple_duplicate_stmt_histograms): Likewise.
9988 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9989 unshare_variable, variable_union_info_cmp_pos, variable_union,
9990 dataflow_set_different_1, dataflow_set_different_2,
9991 vt_find_locations, variable_was_changed, set_variable_part,
9992 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9993 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9994 section_entry_hash, object_block_entry_eq,
9995 object_block_entry_hash, create_block_symbol,
9996 initialize_cold_section_name, default_function_rodata_section,
9997 strip_reg_name, set_user_assembler_name, const_desc_eq,
9998 build_constant_desc, output_constant_def, lookup_constant_def,
9999 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
10000 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
10001 default_internal_label): Likewise.
10002 * varray.c (varray_init, varray_grow): Likewise.
10003 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
10005 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
10007 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
10008 operators for "test" insn. Macroize insn using SWI mode macro.
10009 (*jcc_fused_2): Ditto.
10010 (*jcc_fused_3): Macroize insn using SWI mode macro.
10011 (*jcc_fused_4): Ditto.
10013 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
10015 * tree-ssa-pre.c: Fix typo in comment.
10016 (init_antic, fini_antic): Add explicit funtions for
10017 initializing and deinitializing ANTIC and AVAIL sets.
10018 (create_expression_by_pieces): Fix typo in comment.
10019 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
10020 (execute_pre): Eventually dump details about ANTIC_IN.
10022 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10024 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
10025 * gcc.c (translate_options, init_spec, store_arg, read_specs,
10026 add_to_obstack, file_at_path, find_a_file, execute,
10027 add_preprocessor_option, add_assembler_option, add_linker_option,
10028 process_command, insert_wrapper, do_option_spec, do_self_spec,
10029 spec_path, do_spec_1, is_directory, main, used_arg,
10030 getenv_spec_function): Likewise.
10031 * tlink.c (symbol_hash_lookup, file_hash_lookup,
10032 demangled_hash_lookup, symbol_push, file_push, frob_extension):
10035 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10037 * doc/rtl.texi: Updated subreg section.
10039 2008-06-19 Jakub Jelinek <jakub@redhat.com>
10042 * cgraphunit.c (cgraph_process_new_functions): Don't clear
10043 node->needed and node->reachable.
10044 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
10045 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
10046 (expand_task_call): Don't call expand_task_copyfn.
10047 (expand_task_copyfn): Renamed to...
10048 (finalize_task_copyfn): ... this.
10050 2008-06-19 Jan Hubicka <jh@suse.cz>
10052 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
10053 clobbering framepointer.
10055 2008-06-19 Jan Hubicka <jh@suse.cz>
10057 * tree-optimize.c (execute_early_local_optimizations): Set
10058 cgraph_state only at first invocation.
10060 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10062 * system.h (-Wc++-compat): Activate as a warning, no an error.
10064 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10066 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
10067 instead of "#" in insn asm template.
10068 (*jcc_fused_2): Ditto.
10070 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10072 * config/i386/i386.h (ix86_tune_indices)
10073 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
10074 (TARGET_FUSE_CMP_AND_BRANCH): New define.
10075 * config/i386/i386.md (*jcc_fused_1): New insn pattern
10076 (*jcc_fused_2): Ditto.
10077 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
10078 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
10079 (print operand): Handle 'E' and 'e' code.
10081 2008-06-19 Anatoly Sokolov <aesok@post.ru>
10083 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
10084 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10085 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10087 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
10089 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
10091 (cgraph_expand_function): Use local copy of decl.
10092 (cgraph_expand_all_functions): Remove redundant initialization of
10094 (cgraph_optimize): Reword internal_error message.
10096 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
10098 * arm-protos.h (arm_return_in_memory): Remove public
10099 arm_return_in_memory() prototype.
10100 * arm.c (arm_return_in_memory): Add static prototype, add target
10101 hook macro, change definition and comments.
10102 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
10104 2008-06-19 Ben Elliston <bje@au.ibm.com>
10106 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
10107 real.c: Remove references to IEEE 754R.
10108 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
10109 * doc/libgcc.texi (Decimal float library routines): Likewise.
10111 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10113 * targhooks.h (struct gcc_target): New member unwind_word_mode.
10114 (default_unwind_word_mode): Add prototype.
10115 * targhooks.c (default_unwind_word_mode): New function.
10116 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
10117 instead of word_mode.
10118 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
10119 (TARGET_INITIALIZER): Use it.
10121 * c-common.c (handle_mode_attribute): Support "unwind_word"
10123 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
10125 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
10126 word_mode to access SjLj_Function_Context member "data".
10127 (sjlj_emit_dispatch_table): Likewise. Also, perform type
10128 conversion from targetm.eh_return_filter_mode () to
10129 targetm.unwind_word_mode () if they differ.
10131 * builtin-types.def (BT_UNWINDWORD): New primitive type.
10132 (BT_FN_UNWINDWORD_PTR): New function type.
10133 (BT_FN_WORD_PTR): Remove.
10134 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
10135 * except.c (expand_builtin_extend_pointer): Convert pointer to
10136 targetm.unwind_word_mode () instead of word_mode.
10138 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
10139 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
10140 (spu_unwind_word_mode): New function.
10141 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
10142 (TARGET_UNWIND_WORD_MODE): Define.
10143 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
10145 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10147 * config/spu/spu.c (reg_align): Remove.
10148 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
10149 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
10150 (spu_split_store): Likewise.
10152 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
10154 * gcc/tree-vn.c: Fix typo in comment.
10156 2008-06-18 Jan Hubicka <jh@suse.cz>
10158 * cgraphunit.c (cgraph_optimize): Output debug info when doing
10159 toplevel reorder too.
10161 2008-06-18 Jan Hubicka <jh@suse.cz>
10163 * c-opts.c (c_common_post_options): PCH is not compatible with
10165 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
10166 -fno-toplevel-reorder by default now.
10168 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10170 PR documentation/30739
10171 * doc/install.texi (Prerequisites): Document dependency on awk.
10173 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
10174 Ian Lance Taylor <iant@google.com>
10176 PR rtl-optimization/35604
10177 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
10178 only want to change jump destinations, not eventual label comparisons.
10180 2008-06-16 Jan Hubicka <jh@suse.cz>
10182 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
10184 (cgraph_analyze_function): Likewise.
10186 2008-06-16 Jan Hubicka <jh@suse.cz>
10188 * cgraph.h (cgraph_mark_if_needed): New function.
10189 * cgraphunit.c (cgraph_mark_if_needed): New function.
10190 * c-decl.c (duplicate_decl): Use it.
10192 2008-06-16 Jan Hubicka <jh@suse.cz>
10194 * cgraph.c (cgraph_add_new_function): When in expansion state, do
10197 2008-06-16 Jan Hubicka <jh@suse.cz>
10199 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
10201 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
10202 Kazu Hirata <kazu@codesourcery.com>
10203 Maxim Kuvyrkov <maxim@codesourcery.com
10205 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
10206 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
10207 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
10208 EXTRA_SPEC_FUNCTIONS.
10209 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
10210 (DRIVER_SELF_SPECS): Adjust.
10211 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
10212 * config/mips/st.h, config/mips/t-st: New.
10213 * config/mips/driver-native.c, config/mips/x-native: New.
10214 * doc/invoke.texi (MIPS): Document 'native' value for -march and
10217 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10219 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
10221 (ISA_HAS_FP_CONDMOVE): New macro.
10222 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
10223 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
10224 (ISA_HAS_NMADD3_NMSUB3): New macro.
10225 * config/mips/mips.c (mips_rtx_costs): Update.
10226 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
10227 compiling for ST Loongson 2E/2F.
10228 (madd<mode>): Rename to madd4<mode>. Update.
10229 (madd3<mode>): New pattern.
10230 (msub<mode>): Rename to msub4<mode>. Update.
10231 (msub3<mode>): New pattern.
10232 (nmadd<mode>): Rename to nmadd4<mode>. Update.
10233 (nmadd3<mode>): New pattern.
10234 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
10235 (nmadd3<mode>_fastmath): New pattern.
10236 (nmsub<mode>): Rename to nmsub4<mode>. Update.
10237 (nmsub3<mode>): New pattern.
10238 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
10239 (nmsub3<mode>_fastmath): New pattern.
10240 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
10242 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
10244 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
10245 (DF_REF_INSN_INFO): New.
10246 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
10247 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
10248 with a NULL DF_REF_INSN_INFO.
10249 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
10251 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
10252 DF_INSN_INFO_EQ_USES): New.
10253 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
10254 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
10255 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
10256 * df-core.c: Update comment for above changes.
10257 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
10258 DF_INSN_UID_* macros.
10259 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
10260 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
10261 insn rtx. Update all callers.
10262 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
10263 df_ref_create_structure, df_insn_refs_collect): Likewise.
10264 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
10265 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
10266 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
10267 macros to access the insn refs.
10268 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
10269 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
10270 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
10271 for accessing the refs.
10272 (try_fwprop_subst): Likewise.
10273 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
10274 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
10275 for accessing the refs.
10276 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
10277 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
10278 to look at the insn refs.
10279 (record_uses): Likewise.
10280 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
10282 (mark_artificial_uses): Don't mark_insn for artificial refs.
10283 (mark_reg_rependencies): Likewise.
10285 * doc/rtl.texi: Remove documentation of ADDRESSOF.
10287 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10289 * configure: Regenerate.
10291 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10293 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
10294 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10295 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10297 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10299 * config/avr/avr.c (avr_mcu_t): Add attiny167.
10300 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10301 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10303 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10305 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
10306 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10307 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10309 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10311 * tree-ssa-sccvn.c: Fix format of comments.
10313 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10315 * cgraph.c: Remove unneeded forward declarations of eq_node()
10318 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
10320 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
10322 (see_update_relevancy): Likewise.
10323 * fwprop.c (try_fwprop_subst): Likewise.
10324 * rtlanal.c (noop_move_p): Likewise.
10325 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
10326 notes to non-existing libcall blocks.
10327 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
10329 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
10330 (dead_libcall_p): Remove.
10331 (delete_trivially_dead_insns): Don't use it.
10332 * web.c (union_defs): Remove comment about keeping nops.
10333 * gcse.c (hash_scan_insn): Don't take libcall pointers.
10334 (compute_hash_table_work): Don't track libcall notes.
10335 (do_local_cprop): Don't take libcall pointers. Don't update
10337 (adjust_libcall_notes): Deleted.
10338 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
10339 ever have existed in the first place).
10340 (replace_store_insn): Don't try to remove libcall notes.
10341 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
10342 (resolve_reg_notes): Don't call them.
10343 (resolve_simple_move): Likewise.
10344 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
10345 Don't remove REG_RETVAL notes.
10346 * emit-rtl.c (try_split): Don't update libcall notes.
10347 (emit_copy_of_insn_after): Dito.
10348 * cselib.c (cselib_current_insn_in_libcall): Remove.
10349 (cselib_process_insn): Don't set/clear it.
10350 (new_elt_loc_list): Don't record it.
10351 (cselib_init): Don't initialize it.
10352 * cselib.c (struct elt_loc_list): Remove in_libcall field.
10353 * loop-invariant.c (find_invariant_insn): Don't look for libcall
10355 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
10356 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
10357 (init_deps): Don't initialize it.
10358 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
10359 * combine.c (delete_noop_moves): Don't update libcall notes.
10360 (can_combine_p): Remove now pointless #if 0 block.
10361 (try_combine): Remove another obsolete #if 0 block.
10362 (distribute_notes): Don't distribute libcall notes.
10363 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
10364 * dce.c (libcall_dead_p): Remove.
10365 (delete_unmarked_insns): Don't handle libcall blocks.
10366 (preserve_libcall_for_dce): Remove.
10367 (prescan_insns_for_dce): Don't special-case libcall block insns.
10368 * reload1 (reload): Don't handle libcall notes.
10369 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
10372 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10374 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
10375 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10376 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10378 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10380 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
10381 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10382 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10384 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10386 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
10388 2008-06-16 Ira Rosen <irar@il.ibm.com>
10390 PR tree-optimization/36493
10391 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
10392 the arguments list. Use VECTYPE to create vector pointer.
10393 (vectorizable_store): Fail if accesses through a pointer to vectype
10394 do not alias the original memory reference operands.
10395 Call vect_create_data_ref_ptr without the removed argument.
10396 (vectorizable_load): Likewise.
10397 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
10400 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
10403 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
10404 reg_equiv_constant.
10406 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10408 * config/mips/loongson2ef.md: New file.
10409 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
10410 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
10411 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
10412 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
10413 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
10415 (loongson2ef.md): New include.
10416 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
10417 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
10418 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
10419 (loongson_gt_<mode>, loongson_extract_halfword)
10420 (loongson_insert_halfword_0, loongson_insert_halfword_2)
10421 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
10422 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
10423 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
10424 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
10425 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
10426 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
10427 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
10428 (vec_interleave_low<mode>): Define type attribute.
10429 * config/mips/mips.c (mips_ls2): New static variable.
10430 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
10431 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
10432 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
10433 Implement target scheduling hooks.
10434 (mips_multipass_dfa_lookahead): Update to handle tuning for
10436 (mips_sched_init): Initialize data for Loongson scheduling.
10437 (mips_ls2_variable_issue): New static function.
10438 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
10440 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
10441 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
10442 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
10443 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
10444 Handle ST Loongson 2E/2F cores.
10445 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
10447 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10449 * omp-low.c (extract_omp_for_data): Fix comment typo.
10452 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10454 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
10455 FIXME note about gcc/config.guess.
10456 * doc/options.texi (Option file format): Remove non-ASCII bytes.
10457 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
10458 * doc/cppopts.texi: Likewise.
10459 * doc/extend.texi: Likewise.
10460 * doc/gcc.texi: Likewise.
10461 * doc/gccint.texi: Likewise.
10462 * doc/gcov.texi: Likewise.
10463 * doc/gty.texi: Likewise.
10464 * doc/hostconfig.texi: Likewise.
10465 * doc/install.texi: Likewise.
10466 * doc/invoke.texi: Likewise.
10467 * doc/loop.texi: Likewise.
10468 * doc/makefile.texi: Likewise.
10469 * doc/md.texi: Likewise.
10470 * doc/passes.texi: Likewise.
10471 * doc/tm.texi: Likewise.
10472 * doc/tree-ssa.texi: Likewise.
10473 * doc/trouble.texi: Likewise.
10475 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
10476 Nathan Sidwell <nathan@codesourcery.com>
10477 Maxim Kuvyrkov <maxim@codesourcery.com>
10478 Richard Sandiford <rdsandiford@googlemail.com>
10480 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
10481 * config/mips/mips-protos.h (mips_expand_vector_init): New.
10482 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
10484 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
10485 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
10486 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10488 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10489 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10490 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10491 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10492 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10493 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10494 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10495 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10496 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10497 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10498 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10499 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10500 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10501 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10502 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10503 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10504 (mips_builtins): Add Loongson builtins.
10505 (mips_loongson_2ef_bdesc): New.
10506 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10507 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10508 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10509 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10511 (mips_expand_vector_init): New.
10512 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10513 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10515 * config/mips/mips.md: Add unspec numbers for Loongson
10516 builtins. Include loongson.md.
10517 (MOVE64): Include Loongson vector modes.
10518 (SPLITF): Include Loongson vector modes.
10519 (HALFMODE): Handle Loongson vector modes.
10520 * config/mips/loongson.md: New.
10521 * config/mips/loongson.h: New.
10522 * config.gcc: Add loongson.h header for mips*-*-* targets.
10523 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10525 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10527 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10528 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10529 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10530 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10531 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10532 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10533 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10534 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10535 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10536 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10537 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10538 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10539 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10540 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10541 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10542 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10543 Remove use_fixproto=yes.
10544 (ia64*-*-hpux*): Remove comment about using fixproto.
10545 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10547 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10549 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10551 * configure: Regenerate.
10553 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10555 PR middle-end/36520
10556 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10557 before evaluating it.
10559 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10562 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10563 nested inline functions.
10564 (start_decl, start_function): Don't invert DECL_EXTERNAL
10565 for nested inline functions.
10567 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10569 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10570 splits that must be made for correctness.
10572 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10574 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10575 (AVAIL_NON_MIPS16): Likewise.
10576 (mips_builtin_description): Replace target_flags with a predicate.
10577 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10578 (dspr2_32): New availability predicates.
10579 (MIPS_BUILTIN): New macro.
10580 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10581 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10582 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10583 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10584 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10585 (mips_dsp_32only_bdesc): Merge into...
10586 (mips_builtins): ...this new array.
10587 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10588 (mips_init_builtins): Update after above changes.
10589 (mips_expand_builtin_1): Merge into...
10590 (mips_expand_builtin): ...here and update after above changes.
10592 2008-06-12 Paul Brook <paul@codesourcery.com>
10594 * longlong.h (__arm__): Define count_leading_zeros.
10595 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10596 (clzsi2, clzdi2): New functions.
10597 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10598 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10599 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10600 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10601 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10602 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10603 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10604 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10605 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10606 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10608 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10610 * config/m68k/m68k.c (m68k_tune_flags): New.
10611 (override_options): Compute m68k_tune_flags.
10612 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10613 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10615 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10617 PR middle-end/36506
10618 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10620 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10622 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10623 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10625 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10627 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10628 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10630 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10632 PR middle-end/36506
10633 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10636 2008-06-12 Richard Guenther <rguenther@suse.de>
10638 PR tree-optimization/36345
10639 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10640 add memory_tag_needed flag.
10641 (may_alias_p): Declare.
10642 * tree-ssa-alias.c (may_alias_p): Export.
10643 (set_initial_properties): Use memory_tag_needed flag.
10644 (update_reference_counts): Likewise.
10645 (reset_alias_info): Reset memory_tag_needed flag.
10646 (create_name_tags): Check memory_tag_needed flag.
10647 (dump_points_to_info_for): Dump it.
10648 * tree-ssa-structalias.c (struct variable_info): Remove
10649 directly_dereferenced flag.
10650 (new_var_info): Do not initialize it.
10651 (process_constraint_1): Do not set it.
10652 (update_alias_info): Set is_dereferenced flag.
10653 (set_uids_in_ptset): Use may_alias_p.
10654 (set_used_smts): Check memory_tag_needed flag.
10655 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10656 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10657 memory_tag_needed flag.
10658 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10659 from broken design.
10661 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10663 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10664 red zone for w64 abi.
10665 (ix86_expand_prologue): Likewise.
10666 (ix86_force_to_memory): Likewise.
10667 (ix86_free_from_memory): Likewise.
10669 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10672 * config/rs6000/rs6000.c (rs6000_override_options): Set
10673 rs6000_isel conditionally to the absence of comand line override.
10674 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10675 Remove duplicate rs6000_isel setting.
10676 * config/rs6000/eabispe.h: Ditto.
10678 2008-06-11 Richard Guenther <rguenther@suse.de>
10680 * alias.c (get_alias_set): Use the element alias-set for arrays.
10681 (record_component_aliases): For arrays and vectors do nothing.
10682 * c-common.c (strict_aliasing_warning): Handle the cases
10683 of alias set zero explicitly.
10684 * Makefile.in (dfp.o-warn): Add -Wno-error.
10686 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10688 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10690 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10691 tune_32 tune_64 to supported_defaults. Allow values not
10692 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10693 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10694 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10695 with_cpu_64 to generic for 64-bit-supporting configurations, not
10696 with_cpu. Remove FIXMEs.
10697 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10698 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10699 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10700 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10701 arch_32 and arch_64.
10703 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10704 Olivier Hainque <hainque@adacore.com>
10706 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10707 Use DECL_SIZE_UNIT to retrieve the size of the field.
10709 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10711 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10712 with function calls after declarations. Lay out
10713 neon_float_type_node before further use.
10715 2008-06-11 Richard Guenther <rguenther@suse.de>
10717 * tree-flow.h (may_point_to_global_var): Declare.
10718 * tree-ssa-alias.c (may_point_to_global_var): New function.
10719 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10721 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10723 * configure.ac: Teach that fido supports .debug_line.
10724 * configure: Regenerate.
10726 2008-06-10 Tom Tromey <tromey@redhat.com>
10728 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10731 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10733 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10734 (encode_decimal64, decode_decimal64, encode_decimal128,
10735 decode_decimal128): Reverse order of 32-bit parts of value if host
10736 and target endianness differ.
10738 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10740 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10741 Avoid division by 0.
10742 (tree_mod_pow2_value_transform): Likewise.
10743 (tree_ic_transform): Likewise.
10744 (tree_stringops_transform): Likewise.
10745 (tree_mod_subtract_transform): Likewise.
10746 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10747 (copy_edges_for_bb): Likewise.
10748 (initialize_cfun): Likewise.
10750 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10752 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10753 nonmemory_operand. Add "N" operand constraint.
10755 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10756 (*jcc_btsi_mask): Ditto.
10757 (*jcc_btsi_mask_1): Ditto.
10759 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10761 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10762 TYPE_CANONICAL for copied element type.
10764 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10767 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10768 Add m_CORE2 and m_GENERIC.
10769 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10770 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10772 (*jcc_btdi_rex64): New instruction and split pattern.
10773 (*jcc_btsi): Ditto.
10774 (*jcc_btsi_1): Ditto.
10775 (*btsq): Fix Intel asm dialect operand order.
10779 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10781 PR middle-end/36447
10782 * simplify-rtx.c (simplify_subreg): Add check for shift count
10785 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10787 * doc/md.texi: Synchronize with later constraints.md change.
10788 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10789 with a C implementation.
10790 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10792 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10793 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10794 when moving to and from MD_REGNUM.
10795 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10796 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10797 Handle byte and halfword moves.
10798 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10800 * config/mips/constraints.md (h): Turn into NO_REGS.
10801 (l, x): Update documentation.
10802 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10803 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10804 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10805 (HILO): New mode iterator.
10807 (any_div): New code iterator.
10808 (u): Extend code attribute to div and udiv.
10809 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10810 d_operand in the splitters. Remove redundant CONST_INT checks.
10811 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10812 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10813 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10814 accordingly, using normal moves instead of unspecs to move LO into
10815 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10816 (<u>mulsidi3): Handle expansion in C code.
10817 (<u>mulsidi3_32bit_internal): Rename to...
10818 (<u>mulsidi3_32bit): ...this.
10819 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10820 (*<u>mulsidi3_64bit): Rename to...
10821 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10822 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10823 to set LO and HI to the multiplication result. Use a normal move
10824 for MFLO and an unspec for MFHI.
10825 (*<u>mulsidi3_64bit_parts): Replace with...
10826 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10827 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10828 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10829 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10830 instead of HI. Split the instruction into a separate multiplication
10831 and MFHI if !TARGET_FIX_R4000.
10832 (<su>muldi3_highpart): Likewise.
10833 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10834 and the "=h" clobber.
10835 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10836 (<u>mulditi3): New expander.
10837 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10838 (madsi): Remove "=h" clobber.
10839 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10840 Force the modulus result to be a GPR and split the instruction into
10841 a division followed by an MFHI after reload.
10842 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10843 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10844 the MIPS16 HIGH define_split.
10845 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10846 of acc<->gpr moves to "multi".
10847 (*movdi_64bit): Replace the single "x" alternative with
10848 alternatives for moving into and out of "a".
10849 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10850 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10851 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10852 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10853 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10854 (movti): New expander.
10855 (*movti, *movti_mips16): New insns.
10856 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10857 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10858 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10859 * config/mips/predicates.md (fpr_operand): Delete.
10860 (d_operand): New predicate.
10862 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10864 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10865 failure on some Bourne shells.
10866 (x86_64-*-*): Ditto.
10868 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10870 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10872 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10874 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10875 (sparc-sun-solaris2*): Likewise.
10877 2008-06-09 Arnaud Charlet <charlet@adacore.com
10879 * doc/install.texi: Update requirements to build the Ada compiler.
10881 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10883 * df-scan.c (struct df_scan_problem_data): Remove the
10884 mw_link_pool alloc pool.
10885 (df_scan_free_internal): Don't free it.
10886 (df_scan_alloc): Don't allocate it.
10887 * df.h (struct df_link): Update comment.
10889 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10891 * except.h: Correct checks for when SJLJ exceptions must be used.
10893 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10895 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10898 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10900 PR tree-optimization/36218
10901 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10902 configure for the build system.
10903 (BUILD_LDFLAGS): Define.
10904 * configure: Regenerate.
10905 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10907 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10910 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10911 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10912 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10914 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10916 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10918 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10920 * config.gcc (Obsolete configurations): Remove list of
10922 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10923 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10924 targets matched by those patterns.
10925 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10926 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10927 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10928 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10929 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10930 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10931 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10932 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10933 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10934 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10935 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10936 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10937 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10938 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10939 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10940 Make code for Solaris 7 and greater unconditional for Solaris.
10941 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10942 Remove --with-* handling.
10943 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10944 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10945 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10946 LINK_OS_WINDISS_SPEC): Remove.
10947 * config/rs6000/sysv4.opt (mwindiss): Remove.
10948 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10949 * configure: Regenerate.
10950 * doc/cpp.texi: Don't mention BeOS.
10951 * doc/extend.texi (interrupt): Don't mention MS1.
10952 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10953 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10954 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10955 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10956 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10958 * doc/invoke.texi (MT Options): Remove.
10959 (-mwindiss): Remove.
10960 (CRIS Options): Remove cris-axis-aout references.
10961 (HPPA Options): Don't mention hppa1.1-*-pro.
10962 * doc/md.texi: (MorphoTech family): Remove.
10963 * libgcc2.c: Don't handle UWIN.
10964 * config/alpha/t-unicosmk: Remove.
10965 * config/alpha/unicosmk.h: Remove.
10966 * config/arm/kaos-arm.h: Remove.
10967 * config/arm/kaos-strongarm.h: Remove.
10968 * config/arm/strongarm-coff.h: Remove.
10969 * config/arm/strongarm-elf.h: Remove.
10970 * config/arm/strongarm-pe.h: Remove.
10971 * config/arm/t-strongarm-pe: Remove.
10972 * config/arm/t-xscale-coff: Remove.
10973 * config/arm/t-xscale-elf: Remove.
10974 * config/arm/xscale-coff.h: Remove.
10975 * config/arm/xscale-elf.h: Remove.
10976 * config/chorus.h: Remove.
10977 * config/cris/aout.h: Remove.
10978 * config/cris/aout.opt: Remove.
10979 * config/cris/t-aout: Remove.
10980 * config/i386/beos-elf.h: Remove.
10981 * config/i386/kaos-i386.h: Remove.
10982 * config/i386/ptx4-i.h: Remove.
10983 * config/i386/sco5.h: Remove.
10984 * config/i386/sco5.opt: Remove.
10985 * config/i386/sysv4-cpp.h: Remove.
10986 * config/i386/sysv5.h: Remove.
10987 * config/i386/t-beos: Remove.
10988 * config/i386/t-sco5: Remove.
10989 * config/i386/t-uwin: Remove.
10990 * config/i386/uwin.asm: Remove.
10991 * config/i386/uwin.h: Remove.
10992 * config/kaos.h: Remove.
10993 * config/mips/windiss.h: Remove.
10994 * config/mt: Remove directory.
10995 * config/pa/pa-osf.h: Remove.
10996 * config/pa/pa-pro-end.h: Remove.
10997 * config/pa/t-pro: Remove.
10998 * config/ptx4.h: Remove.
10999 * config/rs6000/beos.h: Remove.
11000 * config/rs6000/kaos-ppc.h: Remove.
11001 * config/rs6000/t-beos: Remove.
11002 * config/rs6000/windiss.h: Remove.
11003 * config/sh/kaos-sh.h: Remove.
11004 * config/sol2-6.h: Remove.
11005 * config/sparc/sol26-sld.h: Remove.
11006 * config/sparc/sysv4-only.h: Remove.
11007 * config/vax/bsd.h: Remove.
11008 * config/vax/t-memfuncs: Remove.
11009 * config/vax/ultrix.h: Remove.
11010 * config/vax/vaxv.h: Remove.
11011 * config/windiss.h: Remove.
11013 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11015 PR rtl-optimization/36438
11016 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
11017 for vector shifts with constant scalar shift operands.
11019 2008-06-06 Sandip Matte <sandip@rmicorp.com>
11021 * doc/invoke.texi: Document -march=xlr.
11022 * config/mips/xlr.md: New file.
11023 * config/mips/mips.md: Include it.
11025 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
11026 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
11027 (mips_rtx_cost_data): Likewise.
11029 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
11031 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
11032 PRE_INC and PRE_DEC cases.
11034 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11036 PR rtl-optimization/36419
11037 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
11038 the emitting jump insn.
11041 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
11042 is not bool, boolify the whole *expr_p and convert to the desired type.
11044 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11046 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
11047 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
11048 Add omp_private_outer_ref hook, add another argument to
11049 omp_clause_default_ctor hook.
11050 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
11051 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
11052 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
11053 hook_tree_tree_tree_tree_null.
11054 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
11055 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
11056 * hooks.c (hook_tree_tree_tree_tree_null): New function.
11057 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
11058 * tree.def (OMP_TASK): New tree code.
11059 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
11060 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
11061 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
11062 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
11063 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
11064 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
11065 OMP_CLAUSE_COLLAPSE_EXPR): Define.
11066 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11067 (OMP_DIRECTIVE_P): Add OMP_TASK.
11068 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
11069 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
11070 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
11071 and OMP_CLAUSE_UNTIED entries.
11072 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
11074 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11075 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
11076 * tree-pretty-print.c (dump_omp_clause): Handle
11077 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
11078 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11079 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
11080 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
11081 warning about unsigned iterators. Change decl/init/cond/incr
11082 arguments to TREE_VECs, check arguments for all collapsed loops.
11083 (c_finish_omp_taskwait): New function.
11084 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
11086 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
11087 default_function_array_conversion on init. Add par_clauses argument.
11088 If decl is present in parallel's lastprivate clause, change it to
11089 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
11090 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
11091 collapse count in clauses.
11092 (c_parser_omp_for, c_parser_omp_parallel): Adjust
11093 c_parser_omp_for_loop callers.
11094 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
11095 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
11096 (c_parser_omp_clause_name): Handle collapse and untied clauses.
11097 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
11099 (c_parser_omp_clause_schedule): Handle schedule(auto).
11100 Include correct location in the error message.
11101 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
11102 and PRAGMA_OMP_CLAUSE_UNTIED.
11103 (OMP_TASK_CLAUSE_MASK): Define.
11104 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
11105 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
11106 * tree-nested.c (convert_nonlocal_omp_clauses,
11107 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
11108 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
11109 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11110 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
11112 (conver_nonlocal_reference, convert_local_reference,
11113 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
11114 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
11115 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
11116 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
11117 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
11118 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
11119 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
11120 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
11121 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11123 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
11124 * c-common.h (c_finish_omp_taskwait): New prototype.
11125 * gimple-low.c (lower_stmt): Handle OMP_TASK.
11126 * tree-parloops.c (create_parallel_loop): Create 1 entry
11127 vectors for OMP_FOR_{INIT,COND,INCR}.
11128 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
11129 (make_edges): Handle OMP_TASK.
11130 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
11131 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11132 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
11133 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
11134 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
11135 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11136 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11137 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
11138 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
11139 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
11140 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
11141 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
11142 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
11143 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
11144 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
11145 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
11146 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
11147 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
11148 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
11149 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
11150 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
11151 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
11152 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
11153 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
11154 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
11155 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
11156 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
11157 original iterator is present in lastprivate clause or if
11158 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
11159 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11160 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
11161 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
11162 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
11163 if it is set, lookup var in outer contexts too. Handle
11164 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
11165 to be implicitly determined firstprivate for task regions.
11166 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
11167 if it is set, lookup var in outer contexts too. Set
11168 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
11169 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
11170 OMP_CLAUSE_UNTIED. Take region_type as last argument
11171 instead of in_parallel and in_combined_parallel.
11172 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
11174 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
11175 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
11176 (new_omp_context): Set default_kind to
11177 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
11178 (omp_region_type): New enum.
11179 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
11180 fields, add region_type.
11181 (new_omp_context): Take region_type as argument instead of is_parallel
11182 and is_combined_parallel.
11183 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
11184 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
11185 ctx->is_combined_parallel checks.
11186 (gimplify_omp_task): New function.
11187 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11189 * omp-low.c (extract_omp_for_data): Use schedule(static)
11190 for schedule(auto). Handle pointer and unsigned iterators.
11191 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
11192 Add loops argument. Extract data for collapsed OMP_FOR loops.
11193 (expand_parallel_call): Assert sched_kind isn't auto,
11194 map runtime schedule to index 3.
11195 (struct omp_for_data_loop): New type.
11196 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
11197 Add loop, loops, collapse and iter_type fields.
11198 (workshare_safe_to_combine_p): Disallow combined for if
11199 iter_type is unsigned long long. Don't combine collapse > 1 loops
11200 unless all bounds and steps are constant. Adjust extract_omp_for_data
11202 (expand_omp_for_generic): Handle pointer, unsigned and long long
11203 iterators. Handle collapsed OMP_FOR loops. Adjust
11204 for struct omp_for_data changes. If libgomp function doesn't return
11205 boolean_type_node, add comparison of the return value with 0.
11206 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
11207 pointer, unsigned and long long iterators. Adjust for struct
11208 omp_for_data changes.
11209 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
11210 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
11211 unsigned long long. Allocate loops array, pass it to
11212 extract_omp_for_data. For collapse > 1 loops use always
11213 expand_omp_for_generic.
11214 (omp_context): Add sfield_map and srecord_type fields.
11215 (is_task_ctx, lookup_sfield): New functions.
11216 (use_pointer_for_field): Use is_task_ctx helper. Change first
11217 argument's type from const_tree to tree. Clarify comment.
11218 In OMP_TASK disallow copy-in/out sharing.
11219 (build_sender_ref): Call lookup_sfield instead of lookup_field.
11220 (install_var_field): Add mask argument. Populate both record_type
11221 and srecord_type if needed.
11222 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
11224 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
11225 and DECL_FIELD_OFFSET.
11226 (scan_sharing_clauses): Adjust install_var_field callers. For
11227 firstprivate clauses on explicit tasks allocate the var by value in
11228 record_type unconditionally, rather than by reference.
11229 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
11230 Use is_taskreg_ctx instead of is_parallel_ctx.
11231 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11232 (create_omp_child_function_name): Add task_copy argument, use
11233 *_omp_cpyfn* names if it is true.
11234 (create_omp_child_function): Add task_copy argument, if true create
11235 *_omp_cpyfn* helper function.
11236 (scan_omp_parallel): Adjust create_omp_child_function callers.
11237 Rename parallel_nesting_level to taskreg_nesting_level.
11238 (scan_omp_task): New function.
11239 (lower_rec_input_clauses): Don't run constructors for firstprivate
11240 explicit task vars which are initialized by *_omp_cpyfn*.
11241 Pass outer var ref to omp_clause_default_ctor hook if
11242 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
11243 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
11244 OMP_CLAUSE_REDUCTION_INIT.
11245 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
11246 avoid duplicate setting of fields. Handle
11247 OMP_CLAUSE_PRIVATE_OUTER_REF.
11248 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
11249 copy-out if TREE_READONLY, only copy-in.
11250 (expand_task_copyfn): New function.
11251 (expand_task_call): New function.
11252 (struct omp_taskcopy_context): New type.
11253 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
11255 (lower_omp_parallel): Rename to...
11256 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11257 Call create_task_copyfn if srecord_type is needed. Adjust
11259 (task_shared_vars): New variable.
11260 (check_omp_nesting_restrictions): Warn if work-sharing,
11261 barrier, master or ordered region is closely nested inside OMP_TASK.
11262 Add warnings for barrier if closely nested inside of work-sharing,
11263 ordered, or master region.
11264 (scan_omp_1): Call check_omp_nesting_restrictions even for
11265 GOMP_barrier calls. Rename parallel_nesting_level to
11266 taskreg_nesting_level. Handle OMP_TASK.
11267 (lower_lastprivate_clauses): Even if some lastprivate is found on a
11268 work-sharing construct, continue looking for them on parent parallel
11270 (lower_omp_for_lastprivate): Add lastprivate clauses
11271 to the beginning of dlist rather than end. Adjust for struct
11272 omp_for_data changes.
11273 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
11274 not after it. Handle collapsed OMP_FOR loops, adjust for
11275 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
11276 (get_ws_args_for): Adjust extract_omp_for_data caller.
11277 (scan_omp_for): Handle collapsed OMP_FOR
11278 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11279 (lower_omp_single_simple): If libgomp function doesn't return
11280 boolean_type_node, add comparison of the return value with 0.
11281 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
11282 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
11283 (parallel_nesting_level): Rename to...
11284 (taskreg_nesting_level): ... this.
11285 (is_taskreg_ctx): New function.
11286 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
11287 of is_parallel_ctx.
11288 (execute_lower_omp): Rename parallel_nesting_level to
11289 taskreg_nesting_level.
11290 (expand_omp_parallel): Rename to...
11291 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11292 Call omp_task_call for OMP_TASK regions.
11293 (expand_omp): Adjust caller, handle OMP_TASK.
11294 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
11296 * bitmap.c (bitmap_default_obstack_depth): New variable.
11297 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
11298 if argument is NULL and bitmap_default_obstack is already initialized.
11299 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
11301 * matrix-reorg.c (matrix_reorg): Likewise.
11303 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11305 * config/i386/i386.md (*indirect_jump): Macroize using P
11306 mode iterator. Remove !TARGET_64BIT from insn constraints.
11307 (*tablejump_1): Ditto.
11308 (*indirect_jump_rex64): Remove insn pattern.
11309 (*tablejump_1_rex64): Ditto.
11310 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
11311 and eh_return_si insn patterns.
11313 2008-06-06 Richard Guenther <rguenther@suse.de>
11315 * tree-ssa-structalias.c (merge_smts_into): Remove.
11316 (find_what_p_points_to): Do not bother to compute the
11317 points-to set for pt_anything pointers.
11318 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
11319 for pt_anything pointers is ok.
11321 2008-06-06 Jan Hubicka <jh@suse.cz>
11323 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
11325 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11327 * cgraph.c: Fix typos in comments.
11328 (cgraph_availability_names): Fix string typo.
11329 * fold-const.c: Fix typos in comments.
11330 (fold_binary): Fix typo in warning.
11331 * genautomata.c: Fix typos in comments.
11332 (check_presence_pattern_sets): Fix typo in local variable.
11333 (output_description): Fix typo in output.
11334 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
11335 * hwint.h: Likewise.
11336 * matrix-reorg.c (check_allocation_function): Likewise.
11337 * omega.c (smooth_weird_equations): Likewise.
11338 * auto-inc-dec.c: Fix typos in comments.
11339 * bb-reorder.c: Likewise.
11340 * builtins.c: Likewise.
11341 * c-common.c: Likewise.
11342 * c-cppbuiltin.c: Likewise.
11343 * c-parser.c: Likewise.
11344 * c-pretty-print.c: Likewise.
11345 * cfgcleanup.c: Likewise.
11346 * cfgexpand.c: Likewise.
11347 * cfghooks.c: Likewise.
11348 * cfglayout.c: Likewise.
11349 * cfgloopmanip.c: Likewise.
11350 * cgraphunit.c: Likewise.
11351 * coverage.c: Likewise.
11352 * dbxout.c: Likewise.
11353 * df-byte-scan.c: Likewise.
11354 * df-core.c: Likewise.
11355 * df-problems.c: Likewise.
11356 * df-scan.c: Likewise.
11358 * dominance.c: Likewise.
11359 * domwalk.c: Likewise.
11361 * dwarf2out.c: Likewise.
11362 * emit-rtl.c: Likewise.
11363 * et-forest.c: Likewise.
11364 * function.c: Likewise.
11365 * function.h: Likewise.
11367 * gcov-io.c: Likewise.
11368 * gcov.c: Likewise.
11369 * gcse.c: Likewise.
11370 * genattrtab.c: Likewise.
11371 * ggc-page.c: Likewise.
11372 * gimplify.c: Likewise.
11373 * gthr-lynx.h: Likewise.
11374 * haifa-sched.c: Likewise.
11375 * ipa-cp.c: Likewise.
11376 * ipa-inline.c: Likewise.
11377 * ipa-prop.h: Likewise.
11378 * ipa-pure-const.c: Likewise.
11379 * ipa-struct-reorg.c: Likewise.
11380 * ipa-struct-reorg.h: Likewise.
11381 * ipa-type-escape.c: Likewise.
11383 * loop-doloop.c: Likewise.
11384 * mips-tfile.c: Likewise.
11385 * mkmap-flat.awk: Likewise.
11386 * mkmap-symver.awk: Likewise.
11387 * modulo-sched.c: Likewise.
11388 * omp-low.c: Likewise.
11389 * optabs.c: Likewise.
11390 * optabs.h: Likewise.
11391 * opts.c: Likewise.
11392 * passes.c: Likewise.
11393 * postreload-gcse.c: Likewise.
11394 * postreload.c: Likewise.
11395 * predict.c: Likewise.
11396 * pretty-print.h: Likewise.
11397 * profile.c: Likewise.
11398 * protoize.c: Likewise.
11399 * ra-conflict.c: Likewise.
11400 * real.c: Likewise.
11401 * recog.c: Likewise.
11402 * regclass.c: Likewise.
11403 * regs.h: Likewise.
11404 * reload.c: Likewise.
11405 * rtl-error.c: Likewise.
11406 * rtlanal.c: Likewise.
11407 * scan.h: Likewise.
11408 * sched-rgn.c: Likewise.
11410 * stmt.c: Likewise.
11411 * target.h: Likewise.
11412 * tree-dfa.c: Likewise.
11413 * tree-eh.c: Likewise.
11414 * tree-flow-inline.h: Likewise.
11415 * tree-inline.c: Likewise.
11416 * tree-into-ssa.c: Likewise.
11417 * tree-loop-distribution.c: Likewise.
11418 * tree-nested.c: Likewise.
11419 * tree-parloops.c: Likewise.
11420 * tree-pass.h: Likewise.
11421 * tree-pretty-print.c: Likewise.
11422 * tree-profile.c: Likewise.
11423 * tree-scalar-evolution.c: Likewise.
11424 * tree-sra.c: Likewise.
11425 * tree-ssa-alias-warnings.c: Likewise.
11426 * tree-ssa-ccp.c: Likewise.
11427 * tree-ssa-coalesce.c: Likewise.
11428 * tree-ssa-dom.c: Likewise.
11429 * tree-ssa-dse.c: Likewise.
11430 * tree-ssa-forwprop.c: Likewise.
11431 * tree-ssa-live.c: Likewise.
11432 * tree-ssa-live.h: Likewise.
11433 * tree-ssa-loop-im.c: Likewise.
11434 * tree-ssa-loop-ivopts.c: Likewise.
11435 * tree-ssa-loop-niter.c: Likewise.
11436 * tree-ssa-loop-prefetch.c: Likewise.
11437 * tree-ssa-phiopt.c: Likewise.
11438 * tree-ssa-phiprop.c: Likewise.
11439 * tree-ssa-sccvn.c: Likewise.
11440 * tree-ssa-ter.c: Likewise.
11441 * tree-ssa-threadupdate.c: Likewise.
11442 * tree-ssa.c: Likewise.
11443 * tree-vect-analyze.c: Likewise.
11444 * tree-vect-transform.c: Likewise.
11445 * tree-vectorizer.c: Likewise.
11446 * tree-vn.c: Likewise.
11447 * tree-vrp.c: Likewise.
11448 * tree.c: Likewise.
11449 * tree.def: Likewise.
11450 * tree.h: Likewise.
11451 * unwind-dw2-fde.c: Likewise.
11452 * unwind.inc: Likewise.
11453 * value-prof.c: Likewise.
11454 * vmsdbgout.c: Likewise.
11456 2008-06-05 David Edelsohn <edelsohn@gnu.org>
11458 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
11459 always place FP constants in the TOC for TARGET_POWERPC64.
11460 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
11462 2008-06-05 Joseph Myers <joseph@codesourcery.com>
11464 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
11465 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
11466 enable for TARGET_E500_DOUBLE.
11467 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
11468 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
11469 floating-point modes like integer modes for E500 double.
11470 (rs6000_legitimate_offset_address_p): Likewise.
11471 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
11472 addressing for DDmode for E500 double.
11473 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
11474 modes as using 64-bits of registers for E500 double.
11475 (spe_build_register_parallel): Do not handle DDmode or TDmode.
11476 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
11477 specially for E500 double.
11478 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
11479 TDmode for E500 double.
11480 (rs6000_gimplify_va_arg): Only handle SDmode in registers
11481 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
11482 (rs6000_split_multireg_move): Do not handle TDmode specially for
11484 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
11485 using 64-bit registers for E500 double.
11486 (emit_frame_save): Do not handle DDmode specially for E500 double.
11487 (gen_frame_mem_offset): Likewise.
11488 (rs6000_function_value): Do not call spe_build_register_parallel
11489 for DDmode or TDmode.
11490 (rs6000_libcall_value): Likewise.
11491 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11492 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11495 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11497 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11500 2008-06-04 Junjie Gu <jgu@tensilica.com>
11502 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11503 comparison for frame pointers.
11505 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11508 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11510 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11513 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11514 register is already smaller or equal to required mode.
11516 2008-06-04 Xinliang David Li <davidxl@google.com>
11518 * tree-call-cdce.c: New file.
11519 (cond_dead_built_in_calls): New static variable.
11520 (input_domain): New struct.
11521 (check_pow): New function.
11522 (check_builtin_call): Ditto.
11523 (check_target_format): Ditto.
11524 (is_call_dce_candidate): Ditto.
11525 (gen_one_condition): Ditto.
11526 (gen_conditions_for_domain): Ditto.
11527 (get_domain): Ditto.
11528 (gen_conditions_for_pow_cst_base): Ditto.
11529 (gen_conditions_for_pow_int_base): Ditto.
11530 (gen_conditions_for_pow): Ditto.
11531 (get_no_error_domain): Ditto.
11532 (gen_shrink_wrap_conditions): Ditto.
11533 (shrink_wrap_one_built_in_call): Ditto.
11534 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11535 (tree_call_cdce): Ditto.
11536 (gate_call_cdce): Ditto.
11537 (pass_call_cdce): New gimple pass.
11538 * passes.c: (init_optimization_passes): New pass.
11539 * tree-pass.h: New pass declaration.
11540 * opts.c (decode_options): New flag setting.
11541 * common.opt: Add -ftree-builtin-call-dce flag.
11542 * Makefile.in: Add new source file.
11543 * tempvar.def: New tv_id.
11544 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11546 2008-06-04 Richard Guenther <rguenther@suse.de>
11548 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11549 (is_call_clobbered): Always check var_ann->call_clobbered.
11550 (mark_call_clobbered): Always set var_ann->call_clobbered.
11551 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11552 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11553 (reset_alias_info): Clear call clobbering info on MTAGs and
11555 (set_pt_anything): Set pt_global_mem.
11556 (create_tag_raw): Adjust comment.
11557 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11559 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11560 Maxim Kuvyrkov <maxim@codesourcery.com>
11562 * config/m68k/m68k.opt (mxgot): New option.
11563 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11564 (m68k_output_addr_const_extra): New.
11565 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11566 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11567 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11568 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11570 2008-06-04 Richard Guenther <rguenther@suse.de>
11572 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11573 negative or non-representable offsets.
11575 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11577 * config/i386/i386.c (ix86_gen_leave): New.
11578 (ix86_gen_pop1): Likewise.
11579 (ix86_gen_add3): Likewise.
11580 (ix86_gen_sub3): Likewise.
11581 (ix86_gen_sub3_carry): Likewise.
11582 (ix86_gen_one_cmpl2): Likewise.
11583 (ix86_gen_monitor): Likewise.
11584 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11585 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11586 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11587 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11588 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11589 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11590 (ix86_expand_epilogue): Updated.
11591 (print_operand): Handle integer register operand for 'z'.
11592 (ix86_expand_strlensi_unroll_1): Likewise.
11593 (ix86_expand_strlen): Likewise.
11594 (ix86_expand_builtin): Likewise.
11595 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11596 mov{q}/mov{l} and add{q}/add{l}.
11598 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11600 * config/i386/i386.md (P): New mode iterator.
11601 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11602 using P mode iterator.
11603 (DFmode push_operand splitter): Ditto.
11604 (XFmode push_operand splitter): Ditto.
11605 (DFmode float_extend SFmode push_operand splitter): Ditto.
11606 (XFmode float_extend SFmode push_operand splitter): Do not generate
11607 SImode pushes for 64bit target. Macroize Dimode and SImode
11608 pushes using P mode iterator.
11609 (XFmode float_extend DFmode push_operand splitter): Ditto.
11611 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11613 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11614 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11615 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11616 return type to int.
11617 (ix86_call_abi_override): Remove check for call_used_regs.
11619 2008-06-03 Richard Guenther <rguenther@suse.de>
11621 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11622 for the lhs of calls if the return type contains pointers.
11624 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11626 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11627 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11628 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11629 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11630 of cfun and DEFAULT_ABI to deceide abi mode.
11631 (DEFAULT_ABI): New.
11632 (REG_PARM_STACK_SPACE): Removed.
11633 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11634 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11635 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11636 (ix86_function_abi): Likewise.
11637 (ix86_function_type_abi): Likewise.
11638 (ix86_call_abi_override): Likewise.
11639 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11640 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11641 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11642 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11644 (X86_64_REGPARM_MAX): New.
11645 (X86_64_SSE_REGPARM_MAX): New.
11646 (X64_REGPARM_MAX): New.
11647 (X64_SSE_REGPARM_MAX): New.
11648 (X86_32_REGPARM_MAX): New.
11649 (X86_32_SSE_REGPARM_MAX): New.
11650 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11651 (ix86_function_regparm): Handle user calling abi.
11652 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11653 by DEFAULT_ABI versus SYSV_ABI check.
11654 (ix86_reg_parm_stack_space): New.
11655 (ix86_function_type_abi): New.
11656 (ix86_call_abi_override): New.
11657 (ix86_function_abi): New.
11658 (ix86_cfun_abi): New.
11659 (init_cumulative_args): Call abi specific initialization.
11660 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11661 (function_arg_64): Extend SSE_REGPARM_MAX check.
11662 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11663 (ix86_pass_by_reference): Likewise.
11664 (ix86_function_value_regno_p): Likewise.
11665 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11666 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11667 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11668 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11669 (setup_incoming_varargs_64): Adjust regparm for call abi.
11670 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11671 (ix86_va_start): Likewise.
11672 (ix86_gimplify_va_arg): Likewise.
11673 (ix86_expand_prologue): Likewise.
11674 (output_pic_addr_const): Likewise.
11675 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11676 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11677 (x86_output_mi_thunk): Likewise.
11678 (x86_function_profiler): Likewise.
11679 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11680 (SYSV_ABI, MS_ABI): New constants.
11681 (DEFAULT_ABI): New.
11682 (init_regs): Add prototype of function in regclass.c file.
11683 (OVERRIDE_ABI_FORMAT): New.
11684 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11685 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11686 (OUTGOING_REG_PARM_STACK_SPACE): New.
11687 (ix86_reg_parm_stack_space): New prototype.
11688 (CUMULATIVE_ARGS): Add call_abi member.
11689 (machine_function): Add call_abi member.
11690 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11691 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11693 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11696 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11697 (avr_builtin_setjmp_frame_value): New function.
11698 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11699 (nonlocal_goto): Define.
11701 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11703 * config/mips/mips.c (mips_emit_loadgp): Return early if
11704 there is nothing do to, otherwise emit a blockage if
11705 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11706 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11708 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11710 * configure.ac: Drop unneeded backslash ending up in config.in.
11711 * acinclude.m4: Likewise.
11712 * config.in: Regenerate.
11714 2008-05-26 Jan Hubicka <jh@suse.cz>
11716 * predict.c (maybe_hot_frequency_p): Break out of...
11717 (maybe_hot_bb_p): ... here.
11718 (maybe_hot_edge_p): New.
11719 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11720 * basic-block.h (maybe_hot_edge_p): Declare.
11722 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11724 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11725 (*cmpfp_<mode>_cc): Ditto.
11726 (*fp_jcc_8<mode>_387): Ditto.
11727 (*fop_<MODEF:mode>_2_i387): Ditto.
11728 (*fop_<MODEF:mode>_3_i387): Ditto.
11729 (*fop_xf_2_i387): Ditto.
11730 (*fop_xf_3_i387): Ditto.
11732 2008-06-02 Tomas Bily <tbily@suse.cz>
11734 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11736 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11738 * config/mips/mips.c (mips_valid_offset_p): New function.
11739 (mips_valid_lo_sum_p): Likewise.
11740 (mips_classify_address): Use them.
11741 (mips_force_address): New function.
11742 (mips_legitimize_address): Use it.
11743 * config/mips/mips.md (MOVE128): New mode iterator.
11744 (movtf): Require TARGET_64BIT. Remove empty strings.
11745 (*movtf_internal): Rename to...
11746 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11747 of "R" and use {,fp}{load,store} attributes instead of "multi".
11748 Use a separate define_split.
11749 (*movtf_mips16): New pattern.
11751 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11753 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11754 * config/mips/mips.c (mips_expand_before_return): New function.
11755 (mips_expand_epilogue): Call it.
11756 * config/mips/mips.md (return): Turn into a define_expand.
11757 (*return): New insn.
11759 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11761 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11762 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11763 functions. Do not emit uses and clobbers of CONCATs; individually
11764 use and clobber their operands.
11765 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11766 gen_clobber, emit_use and gen_use.
11767 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11768 (expand_builtin_return): Likewise.
11769 * cfgbuild.c (count_basic_blocks): Likewise.
11770 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11771 * explow.c (emit_stack_restore): Likewise.
11772 * expmed.c (extract_bit_field_1): Likewise.
11773 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11774 (emit_move_multi_word, store_constructor): Likewise.
11775 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11776 (thread_prologue_and_epilogue_insns): Likewise.
11777 * lower-subreg.c (resolve_simple_move): Likewise.
11778 * optabs.c (widen_operand, expand_binop): Likewise.
11779 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11780 * reload.c (find_reloads): Likewise.
11781 * reload1.c (eliminate_regs_in_insn): Likewise.
11782 * stmt.c (expand_nl_goto_receiver): Likewise.
11783 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11784 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11785 * config/arm/arm.c (arm_load_pic_register): Likewise.
11786 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11787 * config/arm/arm.md (untyped_return): Likewise.
11788 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11789 * config/avr/avr.c (expand_prologue): Likewise.
11790 * config/bfin/bfin.c (do_unlink): Likewise.
11791 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11792 * config/cris/cris.c (cris_expand_prologue): Likewise.
11793 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11794 (machopic_legitimize_pic_address): Likewise.
11795 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11796 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11797 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11798 (ix86_expand_convert_uns_didf_sse): Likewise.
11799 (ix86_expand_vector_init_general): Likewise.
11800 * config/ia64/ia64.md (eh_epilogue): Likewise.
11801 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11802 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11803 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11804 (config/iq2000/iq2000.c): Likewise.
11805 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11806 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11807 (builtin_longjmp): Likewise.
11808 * config/mn10300/mn10300.md (call, call_value): Likewise.
11809 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11810 * config/pdp11/pdp11.md (abshi2): Likewise.
11811 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11812 * config/s390/s390.c (s390_emit_prologue): Likewise.
11813 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11814 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11815 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11816 * config/sh/sh.c (prepare_move_operands): Likewise.
11817 (output_stack_adjust, sh_expand_epilogue): Likewise.
11818 (sh_set_return_address, sh_expand_t_scc): Likewise.
11819 * config/sparc/sparc.c (load_pic_register): Likewise.
11820 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11821 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11822 * config/v850/v850.c (expand_epilogue): Likewise.
11824 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11826 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11827 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11828 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11829 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11830 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11831 stack pointer register.
11832 (output_movhi): Remove code for interrupt specific writing to the
11833 stack pointer register.
11835 2008-05-31 Richard Guenther <rguenther@suse.de>
11837 PR tree-optimization/34244
11838 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11839 (tree_expr_nonzero_warnv_p): Likewise.
11840 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11841 ssa_name_nonnegative_p.
11842 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11843 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11844 not tree_expr_nonzero_warnv_p.
11846 PR tree-optimization/36262
11848 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11850 PR tree-optimization/34244
11851 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11852 (record_numbers_of_iterations): New function.
11853 (execute_vrp): Cache the numbers of iterations of loops.
11854 * tree-scalar-evolution.c (scev_reset_except_niters):
11856 (scev_reset): Use scev_reset_except_niters.
11857 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11859 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11861 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11862 __WORKAROUND_RETS when appropriate.
11864 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11866 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11867 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11869 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11870 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11871 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11872 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11873 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11874 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11875 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11876 *fop_df_1_sse insn patterns using MODEF mode iterator.
11877 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11878 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11879 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11880 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11881 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11882 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11883 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11884 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11885 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11886 (*fop_xf_5_i387): Ditto.
11887 (*fop_xf_6_i387): Ditto.
11889 2008-05-30 Richard Guenther <rguenther@suse.de>
11891 * builtins.c (build_string_literal): Avoid generating
11892 a non-gimple_val result.
11894 2008-05-30 DJ Delorie <dj@redhat.com>
11896 * exec-tool.in: Use an environment variable (private) instead of a
11897 file (shared) as a semaphore, so as to not break parallel builds.
11899 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11901 * optabs.c (maybe_encapsulate_block): Remove.
11902 (emit_libcall_block): Adjust accordingly.
11903 * optabs.h (maybe_encapsulate_block): Remove prototype.
11905 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11906 Don't use maybe_encapsulate_block.
11908 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11910 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11911 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11912 rtx is a SYMBOL_REF before calling get_pool_constant.
11914 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11916 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11918 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11920 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11921 rather than OS names to choose INO_T_EQ definition.
11922 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11923 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11925 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11928 * config/darwin-f.c: New.
11929 * config/t-darwin: Added rule to build darwin-f.o.
11930 * config.gcc: Defined new variable, fortran_target_objs.
11931 (*-*-darwin*): Set fortran_target_objs.
11932 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11933 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11934 * configure: Regenerated.
11936 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11939 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11940 canonical type if needed.
11942 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11944 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11946 2008-05-29 Richard Guenther <rguenther@suse.de>
11948 PR tree-optimization/36343
11949 PR tree-optimization/36346
11950 PR tree-optimization/36347
11951 * tree-flow.h (clobber_what_p_points_to): Declare.
11952 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11953 pointed-to variable is dereferenced is irrelevant to whether
11954 the pointer can access the pointed-to variable.
11955 (clobber_what_p_points_to): New function.
11956 * tree-ssa-alias.c (set_initial_properties): Use it.
11957 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11958 call clobber check for NMTs.
11960 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11962 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11963 for printing gcov_type.
11965 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11967 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11968 and the eh region information.
11969 * value-prof.c (gimple_move_stmt_histograms): New function.
11970 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11972 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11974 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11976 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11978 * value-prof.c (tree_ic_transform): Print counts.
11979 * tree-profile.c (tree_gen_ic_func_profiler):
11980 Clear __gcov_indreict_call_callee variable to avoid misattribution
11983 2008-05-28 Rafael Espíndola <espindola@google.com>
11985 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11988 2008-05-28 Richard Guenther <rguenther@suse.de>
11990 PR tree-optimization/36339
11991 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11992 and clobbering code out of the loop.
11994 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11996 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11999 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
12000 s390_contiguous_bitmask_p, s390_symref_operand_p,
12001 s390_check_symref_alignment, s390_reload_larl_operand,
12002 s390_reload_symref_address): New functions.
12003 (s390_branch_condition_mnemonic): Support compare and branch
12005 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
12006 and 'W' constraints.
12007 (s390_secondary_reload): Add secondary reloads for unaligned
12008 symbol refs or symbol refs to floating point or QI/TI mode
12010 (legitimate_address_p): Accept symbol references as addresses.
12011 (s390_expand_insv): Use rotate and insert selected bits
12012 instruction for insv when building for z10.
12013 (print_operand_address): Handle symbol ref addresses.
12014 (print_operand): Output modifier 'c' added for signed byte values.
12015 (s390_encode_section_info): Mark symbol refs with
12016 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
12018 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
12019 (length attribute): RRF, RRR have 4 byte length.
12020 (FPALL, INTALL): New mode iterators added.
12021 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
12022 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
12023 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
12024 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
12025 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
12026 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
12027 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
12028 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
12030 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
12031 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
12032 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
12033 reload<INTALL:mode><P:mode>_toreg_z10,
12034 reload<FPALL:mode><P:mode>_tomem_z10,
12035 reload<FPALL:mode><P:mode>_toreg_z10,
12036 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
12037 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
12038 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
12039 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
12041 (movmem, clrmem, cmpmem): New splitters added.
12043 * config/s390/predicates.md (larl_operand): Use
12044 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
12045 SYMBOL_REF_ALIGN1_P.
12046 (s390_signed_integer_comparison,
12047 s390_unsigned_integer_comparison): New predicates.
12049 * config/s390/s390-protos.h (s390_check_symref_alignment,
12050 s390_contiguous_bitmask_p, s390_reload_larl_operand,
12051 s390_reload_symref_address,
12052 s390_compare_and_branch_condition_mask): Prototypes added.
12054 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
12055 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
12056 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
12058 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12060 * config/s390/s390.c (z10_cost): New cost function for z10.
12061 (s390_handle_arch_option, override_options): Support -march=z10 switch.
12062 (s390_issue_rate): Adjust issue rate for z10.
12063 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
12064 (processor_flags): Add PF_Z10.
12065 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
12066 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
12067 * gcc/config.gcc: Add z10.
12069 2008-05-28 Richard Guenther <rguenther@suse.de>
12071 PR tree-optimization/36291
12072 * tree-flow. h (struct gimple_df): Remove var_anns member.
12073 * tree-flow-inline.h (gimple_var_anns): Remove.
12074 (var_ann): Simplify.
12075 * tree-dfa.c (create_var_ann): Simplify.
12076 (remove_referenced_var): Clear alias info from var_anns of globals.
12077 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
12078 (delete_tree_ssa): Clear alias info from var_anns of globals.
12079 Do not free var_anns.
12080 (var_ann_eq): Remove.
12081 (var_ann_hash): Likewise.
12083 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
12085 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
12086 and loongson2f entries.
12087 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
12088 * config/mips/mips.h (processor_type): Add Loongson-2E
12089 and Loongson-2F entries.
12090 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
12091 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
12092 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
12093 * doc/invoke.texi (MIPS Options): Document loongson2e
12094 and loongson2f processor names.
12096 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12100 * config/i386/i386.c (ix86_function_arg_boundary): Use
12101 alignment of canonical type.
12102 (ix86_expand_vector_move): Check unaligned memory access for
12105 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12107 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
12108 Moved to the front of file.
12110 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
12111 H.J. Lu <hongjiu.lu@intel.com>
12113 * dwarf2out.c (current_fde): New.
12115 (lookup_cfa:): Likewise.
12116 (dwarf2out_end_epilogue): Likewise.
12117 (dwarf2out_note_section_used): Likewise.
12119 2008-05-27 Michael Matz <matz@suse.de>
12122 * c.opt (Wenum-compare): New warning option.
12123 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
12125 2008-05-27 Michael Matz <matz@suse.de>
12127 PR middle-end/36326
12128 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
12130 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
12131 into memory as tail calls.
12133 2008-05-27 Richard Guenther <rguenther@suse.de>
12135 PR tree-optimization/36339
12136 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
12137 pointers cause all addressable variables to be call clobbered.
12139 2008-05-27 Richard Guenther <rguenther@suse.de>
12141 PR tree-optimization/36245
12142 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
12144 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12146 * config/s390/s390.md: Replace all occurences of the 'm'
12147 constraint with 'RT'.
12149 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12151 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
12153 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
12155 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
12156 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
12157 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
12159 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12161 * reload.c: (find_reloads): Skip alternatives according to the
12162 "enabled" attribute. Constify the constraint variable.
12163 * recog.c (get_attr_enabled): Add default implementation.
12164 (extract_insn): Set the alternative_enabled_p array
12165 in the recog_data struct.
12166 (preprocess_constraints, constrain_operands): Skip
12167 alternatives according to the "enabled" attribute
12168 * recog.h (struct recog_data): New field alternative_enabled_p.
12169 (skip_alternative): New inline function.
12170 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
12171 (record_reg_classes): Skip alternative according to the
12172 "enabled" attribute.
12174 * doc/md.texi: Add documention for the "enabled" attribute.
12176 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12178 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
12179 * postreload.c (reload_cse_simplify_operands): Replace 'm'
12180 constraint with TARGET_MEM_CONSTRAINT.
12181 * recog.c (asm_operand_ok, preprocess_constraints,
12182 constrain_operands): Likewise.
12183 * regclass.c (record_reg_classes): Likewise.
12184 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
12185 * reload1.c (maybe_fix_stack_asms): Likewise.
12186 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
12187 * recog.h: Adjust comment.
12188 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
12189 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
12190 * doc/md.texi: Add a note to description of 'm' constraint.
12191 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
12193 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
12195 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
12196 that the bitfield is of integral type before testing its precision.
12198 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12199 Sa Liu <saliu@de.ibm.com>
12201 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
12202 __modti3, __udivti3, __umodti3 and __udivmodti4.
12203 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
12204 that implement TImode mul and div functions.
12205 * config/spu/multi3.c: New. Implement __multi3.
12206 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
12207 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
12210 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
12212 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
12213 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
12214 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
12215 tls_sysv_suffix): New mode and mode attribute iterators.
12216 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
12217 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
12218 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
12219 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
12220 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
12223 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
12225 PR tree-optimization/36329
12226 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
12227 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
12228 * cgraphbuild.c (initialize_inline_failed): Use the latter
12229 macro in lieu of the former.
12230 * ipa-inline.c (cgraph_mark_inline): Likewise.
12231 (cgraph_decide_inlining_of_small_function): Likewise.
12232 (cgraph_decide_inlining): Likewise.
12233 (cgraph_decide_inlining_incrementally): Likewise.
12235 2008-05-26 Tristan Gingold <gingold@adacore.com>
12236 Anatoly Sokolov <aesok@post.ru>
12238 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
12239 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
12240 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
12241 optimization for 'avr6' architecture.
12243 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
12246 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
12248 2008-05-26 Richard Guenther <rguenther@suse.de>
12250 * tree-ssa-sccvn.c (expr_has_constants): Declare.
12251 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
12253 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
12255 PR middle-end/36253
12256 * caller-save.c (insert_restore): Verify alignment of spill space.
12257 (insert_save): Likewise.
12258 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
12259 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
12260 (STACK_SLOT_ALIGNMENT): Likewise.
12261 * function.c (LOCAL_ALIGNMENT): Removed.
12262 (get_stack_local_alignment): New.
12263 (assign_stack_local): Use it. Set alignment on stack slot.
12264 (assign_stack_temp_for_type): Use get_stack_local_alignment.
12265 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
12266 (STACK_SLOT_ALIGNMENT): New.
12267 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
12268 stack slot in XFmode.
12270 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
12272 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
12275 * config/i386/i386.md (allocate_stack_worker_64): Make sure
12276 argument operand in rax isn't removed.
12278 2008-05-26 Richard Guenther <rguenther@suse.de>
12280 PR middle-end/36300
12281 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
12282 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
12284 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12287 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
12289 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
12291 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
12292 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
12294 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12296 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
12297 build a trampoline if we don't want one.
12298 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
12299 return zero for nested functions if we don't want a trampoline.
12301 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12303 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
12305 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12308 * c.opt: Removed undocumented option '-lang-fortran'.
12309 * c-common.h: Removed global variable 'lang_fortran'.
12310 * c-opts.c (c_common_handle_option): Removed code to handle
12311 option '-lang-fortran'. Updated includes.
12312 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
12313 definition of '__GFORTRAN__'.
12314 (define__GNUC__): Reimplemented to use BASEVER and
12315 cpp_define_formatted.
12316 (builtin_define_with_value_n): Removed.
12317 * c-incpath.h: Renamed to ...
12318 * incpath.h: ... this.
12319 * c-incpath.c: Renamed to ...
12320 * incpath.c: ... this. Updated includes.
12321 * fix-header.c: Updated includes.
12322 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
12323 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
12324 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
12326 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12328 * tree.h: Update the table of flags used on tree nodes.
12329 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
12330 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
12331 (FORCED_LABEL): Add access check.
12332 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
12333 (ASM_INPUT_P): Likewise.
12334 (ASM_VOLATILE_P): Likewise.
12335 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
12336 (OMP_SECTION_LAST): Access private_flag directly.
12337 (OMP_RETURN_NOWAIT): Likewise.
12338 (OMP_PARALLEL_COMBINED): Likewise.
12339 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
12340 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
12341 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
12342 deprecated_flag directly.
12344 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
12346 * final.c (frame_pointer_needed): Removed.
12347 * flags.h (frame_pointer_needed): Likewise.
12349 * function.h (rtl_data): Add frame_pointer_needed.
12350 (frame_pointer_needed): New.
12352 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
12354 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
12356 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
12358 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
12361 2008-05-25 Alan Modra <amodra@bigpond.net.au>
12363 * c-common.c (strip_array_types): Move function to..
12365 (get_inner_array_type): Delete.
12366 * c-common.h (strip_array_types): Move declaration to..
12368 (get_inner_array_type): Delete.
12369 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
12370 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
12371 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
12372 * config/pa/pa.c (emit_move_sequence): Likewise.
12374 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
12376 * config/i386/i386.md (*sse_prologue_save_insn): Set length
12379 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
12381 * function.c: Include target hook for nonlocal_goto frame value.
12383 2008-05-24 Richard Guenther <rguenther@suse.de>
12385 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
12386 variable can be only accessed through a pointer or a union.
12388 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12390 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
12391 * doc/extend.texi: Likewise.
12393 2008-05-23 DJ Delorie <dj@redhat.com>
12395 * config/m32c/jump.md (untyped_call): Add.
12397 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
12398 for A24 to PSImode.
12399 (m32c_address_cost): Detail costs for indirect offsets.
12401 2008-05-23 Rafael Espíndola <espindola@google.com>
12403 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
12404 if a node is a SUBREG.
12405 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
12408 2008-05-23 Paul Brook <paul@codesourcery.com>
12409 Carlos O'Donell <carlos@codesourcery.com>
12411 * doc/extend.texi: Clarify use of __attribute__((naked)).
12412 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12413 * target.h (gcc_target): Add allocate_stack_slots_for_args.
12414 * function.c (use_register_for_decl): Use
12415 targetm.calls.allocate_stack_slots_for_args.
12416 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12417 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
12418 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
12420 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
12422 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
12424 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
12426 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
12427 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
12428 is only rounded once.
12430 2008-05-23 Richard Guenther <rguenther@suse.de>
12432 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
12434 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
12435 Jakub Jelinek <jakub@redhat.com>
12438 * configure.ac: Handle --enable-cld.
12439 * configure: Regenerated.
12440 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
12441 * config/i386/i386.h (struct machine_function): Add needs_cld field.
12442 (ix86_current_function_needs_cld): New define.
12443 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
12444 (cld): New isns pattern.
12445 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
12446 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
12447 * config/i386/i386.opt (mcld): New option.
12448 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
12449 TARGET_CLD and ix86_current_function_needs_cld.
12450 (override_options): Use -mcld by default for 32-bit code if
12453 * doc/install.texi (Options specification): Document --enable-cld.
12454 * doc/invoke.texi (Machine Dependent Options)
12455 [i386 and x86-64 Options]: Add -mcld option.
12456 (Intel 386 and AMD x86-64 Options): Document -mcld option.
12458 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
12459 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
12460 (return_in_memory_64): Likewise.
12461 (return_in_memory_ms_64): Likewise.
12463 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12465 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
12466 * builtins.c (fold_builtin_fpclassify): New.
12467 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
12468 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12469 * c-common.c (handle_type_generic_attribute): Adjust to accept
12470 fixed arguments before an elipsis.
12471 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
12472 * doc/extend.texi: Document __builtin_fpclassify.
12474 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
12476 * omp-low.c (gate_expand_omp_ssa): Remove.
12477 (pass_expand_omp_ssa): Remove.
12478 (gate_expand_omp): Do not check for flag_openmp_ssa.
12479 * common.opt (-fopenmp-ssa): Remove.
12480 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
12482 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
12484 * config/sh/sh.opt (mfixed-range): New option.
12485 * config/sh/sh-protos.h (sh_fix_range): Declare.
12486 * config/sh/sh.c (sh_fix_range): New function.
12487 * config/sh/sh.h (sh_fixed_range_str): Declare.
12488 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12490 * doc/invoke.texi (SH Options): Document -mfixed-range.
12492 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12494 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12495 it before the redeclaration.
12497 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12499 * config/avr/avr.c (get_sequence_length): Add new function.
12500 (expand_prologue, expand_epilogue): Remove duplicate code.
12502 2008-05-22 Rafael Espíndola <espindola@google.com>
12504 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12507 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12509 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12510 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12512 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12513 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12514 (vect_update_misalignment_for_peel): Likewise.
12515 (vector_alignment_reachable_p): Likewise.
12516 * tree-vect-transform.c (vectorizable_load): Likewise.
12517 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12518 (get_vectype_for_scalar_type): Pass mode of scalar_type
12519 to UNITS_PER_SIMD_WORD.
12521 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12522 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12523 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12524 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12525 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12527 2008-05-22 Ira Rosen <irar@il.ibm.com>
12529 PR tree-optimization/36293
12530 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12531 if the first load must be skipped because of a gap.
12533 2008-05-22 Richard Guenther <rguenther@suse.de>
12535 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12536 more cases of offset disambiguation that is possible if
12537 strict-aliasing rules apply.
12538 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12539 for basic offset and type-based disambiguation.
12541 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12543 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12544 ix86_expand_vector_set on V16QImode for SSE4.1.
12546 2008-05-21 Tom Tromey <tromey@redhat.com>
12548 * c.opt (Wimport): Mark as undocumented.
12549 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12551 (Warning Options): Likewise.
12552 * doc/cppopts.texi: Don't mention -Wimport.
12554 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12556 PR tree-optimization/36287
12557 PR tree-optimization/36286
12558 * lambda-code.c (build_access_matrix): Do not use the loop->num
12559 for computing the number of induction variables: use the loop depth
12562 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12565 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12566 option -f(no-)leading-underscore.
12568 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12570 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12571 GET_MODE_NUNITS (mode).
12573 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12575 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12576 (-mmulhw): Add 464 to description.
12577 (-mdlmzb): Likewise.
12578 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12579 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12581 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12582 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12583 * config/rs6000/rs6000.md: Update comments for 464.
12585 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12587 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12589 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12591 * config/i386/sse.md (vec_extractv4sf): Removed.
12592 (vec_extractv2df): Likewise.
12593 (vec_extractv2di): Likewise.
12594 (vec_extractv4si): Likewise.
12595 (vec_extractv8hi): Likewise.
12596 (vec_extractv16qi): Likewise.
12597 (vec_extract<mode>): New.
12599 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12601 * config/i386/sse.md (vec_setv4sf): Removed.
12602 (vec_setv2df): Likewise.
12603 (vec_setv2di): Likewise.
12604 (vec_setv4si): Likewise.
12605 (vec_setv8hi): Likewise.
12606 (vec_setv16qi): Likewise.
12607 (vec_set<mode>): New.
12609 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12611 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12612 goto for vec_concat and vec_interleave.
12614 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12616 * config/i386/sse.md (vec_initv4sf): Removed.
12617 (vec_initv2df): Likewise.
12618 (vec_initv2di): Likewise.
12619 (vec_initv4si): Likewise.
12620 (vec_initv8hi): Likewise.
12621 (vec_initv16qi): Likewise.
12622 (vec_init<mode>): New.
12624 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12626 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12628 2008-05-21 Tom Tromey <tromey@redhat.com>
12630 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12631 (zone_find_object_offset): Likewise.
12632 (gt_ggc_m_S): Likewise.
12633 (highest_bit): Likewise.
12634 * ggc-page.c (gt_ggc_m_S): New function.
12635 * stringpool.c (string_stack): Remove.
12636 (init_stringpool): Update.
12637 (ggc_alloc_string): Use ggc_alloc.
12638 (maybe_delete_ident): New function.
12639 (ggc_purge_stringpool): Likewise.
12640 (gt_ggc_m_S): Remove.
12641 * ggc-common.c (ggc_protect_identifiers): New global.
12642 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12643 ggc_protect_identifiers.
12644 * ggc.h (ggc_protect_identifiers): Declare.
12645 (gt_ggc_m_S): Update.
12646 (ggc_purge_stringpool): Declare.
12647 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12648 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12650 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12652 2008-05-21 David S. Miller <davem@davemloft.net>
12654 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12657 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12659 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12662 2008-05-20 David Daney <ddaney@avtrex.com>
12664 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12665 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12666 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12667 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12668 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12669 (atomic_hiqi_op): New define_code_iterator.
12670 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12671 mips_expand_compare_and_swap_12.
12672 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12673 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12674 (sync_<optab><mode>, sync_old_<optab><mode>,
12675 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12676 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12677 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12678 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12679 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12680 (test_and_set_12): New insn.
12681 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12682 sync_new_<optab><mode>, sync_old_nand<mode>,
12683 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12684 clobber to operand 0 for SI and DI mode insns.
12685 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12686 mips_gen_fn_4): New typedefs.
12687 (mips_gen_fn_ptrs): Define new union type.
12688 (mips_expand_compare_and_swap_12): Remove declaration.
12689 (mips_expand_atomic_qihi): Declare function.
12690 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12691 (mips_expand_atomic_qihi): ... this. Use new generator function
12693 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12694 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12695 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12696 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12697 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12698 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12699 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12700 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12701 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12702 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12705 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12707 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12710 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12712 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12713 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12714 (avr_attribute_table): Add 'OS_main' function attribute.
12715 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12716 functions with 'OS_main' attribute.
12718 2008-05-20 Richard Guenther <rguenther@suse.de>
12720 PR tree-optimization/35204
12721 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12722 helper, split out from ...
12723 (DFS): ... here. Make the DFS walk non-recursive.
12725 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12726 Jan Sjodin <jan.sjodin@amd.com>
12728 PR tree-optimization/36181
12729 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12730 (parallelize_loops): Don't parallelize when the loop has vector
12733 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12734 Sebastian Pop <sebastian.pop@amd.com>
12736 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12737 matrix, and never look at the tree representation of the memory
12739 (linear_transform_loops): Computes parameters and access matrices.
12740 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12742 (access_matrix_get_index_for_parameter): New.
12743 * tree-data-ref.h (struct access_matrix): New.
12744 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12745 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12746 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12747 am_vector_index_for_loop): New.
12748 (struct data_reference): Add field access_matrix.
12749 (DR_ACCESS_MATRIX): New.
12750 (compute_data_dependences_for_loop): Update declaration.
12751 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12752 * lambda.h (lambda_vector_vec_p): Declared.
12753 * lambda-code.c: Depend on pointer-set.h.
12754 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12755 av_for_af_base, av_for_af, build_access_matrix,
12756 lambda_compute_access_matrices): New.
12757 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12759 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12761 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12762 $SOURCEDIR/include.
12764 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12765 Sebastian Pop <sebastian.pop@amd.com>
12767 PR tree-optimization/36206
12768 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12770 (instantiate_scev_1): Rename flags to fold_conversions.
12771 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12772 outeside instantiation_loop.
12773 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12774 (evolution_function_is_affine_or_constant_p): Removed.
12775 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12777 (analyze_siv_subscript): Pass in the loop nest number.
12778 Call evolution_function_is_affine_in_loop instead of
12779 evolution_function_is_affine_p.
12780 (analyze_overlapping_iterations): Pass in the loop nest number.
12782 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12783 Sebastian Pop <sebastian.pop@amd.com>
12785 PR tree-optimization/36206
12786 * tree-chrec.h (chrec_fold_op): New.
12787 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12790 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12792 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12794 (remove_duplicates): Do not set inode on non-inode systems.
12797 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12799 * config.gcc (tm_file): Update comments about relative pathnames.
12801 2008-05-20 Richard Guenther <rguenther@suse.de>
12803 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12804 * tree-ssa-sccvn.c (process_scc): Likewise.
12805 * tree-ssa-sink.c (execute_sink_code): Likewise.
12806 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12807 * tree-vrp.c (process_assert_insertions): Likewise.
12808 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12809 (perform_tree_ssa_dce): Likewise.
12810 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12811 (dump_dominator_optimization_stats): Likewise.
12812 * tree-vectorizer.c (vectorize_loops): Likewise.
12814 2008-05-20 Richard Guenther <rguenther@suse.de>
12816 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12818 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12820 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12821 (ix86_i386elf_return_in_memory): Likewise.
12822 (ix86_i386interix_return_in_memory): Likewise.
12823 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12824 (SUBTARGET_RETURN_IN_MEMORY): New.
12825 * config/i386/i386elf.h: Likewise.
12826 * config/i386/ptx4-i.h: Likewise.
12827 * config/i386/sol2-10.h: Likewise.
12828 * config/i386/sysv4.h: Likewise.
12829 * config/i386/vx-common.h: Likewise.
12830 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12831 * config/i386/i386.c (ix86_return_in_memory): Made static and
12832 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12833 (ix86_i386elf_return_in_memory): Removed.
12834 (ix86_i386interix_return_in_memory): Removed.
12835 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12836 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12838 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12840 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12842 2008-05-19 Xinliang David Li <davidxl@google.com>
12844 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12846 * common.opt: Ditto.
12847 * doc/invoke.texi: Ditto.
12849 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12851 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12852 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12854 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12856 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12857 sizes of operand array from 8/4 to 4/2.
12858 (ix86_expand_vector_init_general): Change size of operand array
12859 from 32 to 16. Remove op0, op1 and half_mode.
12861 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12863 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12864 (ix86_expand_vector_init_interleave): Likewise.
12865 (ix86_expand_vector_init_general): Use them. Assert
12866 word_mode == SImode when n_words == 4.
12868 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12870 * config/i386/i386.c (ix86_secondary_reload): New static function.
12871 (TARGET_SECONDARY_RELOAD): New define.
12872 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12873 * config/i386/i386.md (reload_outqi): Remove.
12875 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12877 PR middle-end/35509
12878 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12879 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12880 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12881 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12882 (fold_builtin_1): Likewise.
12883 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12884 c-common.c (check_builtin_function_arguments): Handle
12885 BUILT_IN_ISINF_SIGN.
12886 * doc/extend.texi: Document __builtin_isinf_sign.
12887 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12889 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12891 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12892 EH cleanup at the end of the pass, search for those that have been
12893 turned into forwarder blocks and do the cleanup on their successor.
12895 2008-05-18 Richard Guenther <rguenther@suse.de>
12897 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12898 pointers to sizetype and vice versa.
12900 2008-05-18 Xinliang David Li <davidxl@google.com>
12902 * gcc/tree-ssa-dce.c: Coding style fix.
12903 (check_pow): Documentation comment.
12904 (check_log): Documenation comment. Coding style fix.
12905 (is_unnecessary_except_errno_call): Ditto.
12906 (gen_conditions_for_pow): Ditto.
12907 (gen_conditions_for_log): Ditto.
12908 (gen_shrink_wrap_conditions): Ditto.
12909 (shrink_wrap_one_built_in_calls): Ditto.
12910 * gcc/doc/invoke.texi: Better documentation string.
12911 * ChangeLog: Fix wrong change log entries from
12912 May 17 checkin on function call DCE.
12914 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12916 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12918 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12920 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12921 * df-problems.c (simulation routines): Fixed block comment to
12922 properly say how to add forwards scanning functions.
12924 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12926 * tree-inline.c (setup_one_parameter): Remove dead code.
12928 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12930 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12931 a BIT_AND_EXPR only for an INTEGER_TYPE.
12933 2008-05-17 Xinliang David Li <davidxl@google.com>
12935 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12936 (check_pow, check_log, is_unnecessary_except_errno_call): New
12937 functions to check for eliminating math functions that are pure
12938 except for setting errno.
12939 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12940 general condition expressions for shrink-wrapping pow/log calls.
12941 (gen_shrink_wrap_conditions): Ditto.
12942 (shrink_wrap_one_built_in_call): Ditto.
12943 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12944 (mark_operand_necessary): If debugging, output if OP is necessary.
12945 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12947 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12949 * gcc/common.opt: New user flag -ftree-builtin-dce.
12950 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12952 2008-05-16 David S. Miller <davem@davemloft.net>
12954 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12955 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12957 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12960 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12962 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12964 * ifcvt.c (dead_or_predicable): Rename
12965 df_simulate_one_insn_backwards to df_simulate_one_insn.
12966 * recog.c (peephole2_optimize): Ditto.
12967 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12969 * df.h: Rename df_simulate_one_insn_backwards to
12970 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12971 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12972 scanning of defs and uses.
12973 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12974 (df_simulate_one_insn_forwards): Removed.
12976 2008-05-16 Doug Kwan <dougkwan@google.com>
12978 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12980 (real_from_string): Handle NaNs and Inf as approriate.
12982 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12984 * doc/gty.texi (Source Files Containing Type Information): Note
12985 that headers should appear first in the gtfiles list.
12987 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12989 * tree.def (COND_EXEC): Properly documented this code.
12991 2008-05-16 Diego Novillo <dnovillo@google.com>
12993 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12994 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12997 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12999 * tree-ssa-dse (max_stmt_uid): Removed.
13000 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
13001 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
13002 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
13003 * function.h (cfun.last_stmt_uid): New field.
13004 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
13005 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
13007 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
13008 (create_stmt_ann): Initialize the ann->uid field.
13009 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
13011 * tree-flow.h (renumber_gimple_stmt_uids): New function.
13013 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13015 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
13016 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
13017 (init_empty_tree_cfg): Call it.
13019 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13021 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
13024 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13026 * doc/invoke.text (-fdump-tree-*-verbose): New option.
13027 * tree-dump.c (dump_options): New verbose option.
13028 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
13030 * tree-pass.h (TDF_VERBOSE): New dump flag.
13031 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
13032 (tree-flow.h): Added include.
13033 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
13035 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
13037 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
13039 From Jie Zhang <jie.zhang@analog.com>
13040 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13041 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
13042 mcpu=bf561-none and mcpu=bf561-0.2.
13043 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13044 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13045 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13046 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13047 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
13048 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
13049 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
13051 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
13052 (cputype_selected): Remove.
13053 (bfin_handle_option): Don't use cputype_selected.
13054 (override_options): When no mcpu option, enable all workarounds.
13055 Don't use bfin_workarounds.
13056 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
13058 (DEFAULT_CPU_TYPE): Don't define.
13060 2008-05-16 Richard Guenther <rguenther@suse.de>
13062 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
13063 on deletion of the last stmt.
13065 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13067 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
13068 V8HImode for SSE2 and V16QImode for SSE4.1.
13070 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
13072 * cgraph.h (compute_inline_parameters): Made public.
13073 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
13074 variable_generate_summary, function_write_summary,
13075 variable_write_summary, variable_read_summary. Added generate_summary,
13076 write_summary, read_summary.
13077 * cgraphunit.c (cgraph_process_new_functions): Changed call from
13078 pass_ipa_inline.function_generate_summary, to
13079 compute_inline_parameters.
13080 * ipa-inline.c (compute_inline_parameters): Made public and added
13082 (compute_inline_parameters_for_current): New function.
13083 (pass_inline_param): Now calls compute_inline_parameters_for_current.
13084 (inline_generate_summary): Removed parameter and made to loop over
13086 (pass_ipa_inline): Updated for new IPA_PASS structure.
13087 * passes.c (execute_ipa_summary_passes): Now is called once per
13088 pass rather than once per node*pass.
13090 2008-05-15 Anatoly Sokolov <aesok@post.ru>
13092 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
13093 avr_have_mul_p, avr_asm_only_p): Remove variables.
13094 (avr_override_options): Remove initialization of removed variables.
13095 (avr_file_start): Convert removed variables to fields of
13096 'struct base_arch_s *avr_current_arch'.
13097 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
13098 (AVR_HAVE_MUL): (Ditto.).
13099 (AVR_HAVE_MOVW): (Ditto.).
13100 (AVR_HAVE_LPMX): (Ditto.).
13101 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
13102 avr_asm_only_p): Remove declaration.
13104 2008-05-15 Diego Novillo <dnovillo@google.com>
13106 * config/arm/arm.c (arm_return_in_memory): Fix return type.
13107 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
13109 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
13111 PR middle-end/36194
13112 * combine.c (check_conversion): Rename back to check_promoted_subreg.
13113 Don't call record_truncated_value from here.
13114 (record_truncated_value): Turn it into a for_each_rtx callback.
13115 (record_truncated_values): New function.
13116 (combine_instructions): Call note_uses with record_truncated_values.
13117 Change name of check_conversion to check_promoted_subreg.
13119 2008-05-15 Janis Johnson <janis187@us.ibm.com>
13121 * doc/sourcebuild.texi: Document support for torture tests.
13123 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13125 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
13126 to alternative 4 of operand 2.
13128 2008-05-15 Richard Guenther <rguenther@suse.de>
13130 * tree-pass.h (current_pass): Declare.
13131 (get_pass_for_id): Likewise.
13132 * passes.c (passes_by_id, passes_by_id_size): New globals.
13133 (set_pass_for_id): New function.
13134 (get_pass_for_id): Likewise.
13135 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
13136 (execute_function_todo): Flush per function statistics.
13137 * toplev.c (compile_file): Init statistics.
13138 (general_init): Do early statistics initialization.
13139 (finalize): Finish statistics.
13140 * statistics.h (statistics_early_init): Declare.
13141 (statistics_init): Likewise.
13142 (statistics_fini): Likewise.
13143 (statistics_fini_pass): Likewise.
13144 (statistics_counter_event): Likewise.
13145 (statistics_histogram_event): Likewise.
13146 * statistics.c: New file.
13147 * Makefile.in (OBJS-common): Add statistics.o.
13148 (statistics.o): Add dependencies.
13149 * doc/invoke.texi (-fdump-statistics): Document.
13151 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
13152 (insert): Likewise.
13153 (execute_pre): Use statistics_counter_event.
13154 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
13155 (substitute_and_fold): Increment it. Use statistics_counter_event.
13157 2008-05-15 Diego Novillo <dnovillo@google.com>
13159 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
13161 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
13162 * tree-ssa-alias.c (new_type_alias): Remove references to
13163 sub-variables from comment.
13164 * tree-ssa-operands.c (swap_tree_operands): Likewise.
13166 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13168 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
13169 attribute to 1 only for insertps alternative.
13171 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13173 * config/bfin/bfin.md (loadbytes): New pattern.
13174 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
13175 (bfin_init_builtins): Initialize it.
13176 (bdesc_1arg): Add it.
13178 2008-05-15 Sa Liu <saliu@de.ibm.com>
13180 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
13181 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
13182 * testsuite/lib/target-supports.exp: Add
13183 check_effective_target_fortran_integer_16.
13185 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13187 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
13188 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
13189 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
13190 (TARGET_RETURN_IN_MEMORY): Define.
13192 2008-05-15 Richard Guenther <rguenther@suse.de>
13194 PR middle-end/36244
13195 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
13196 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
13197 represent unmodifiable vars.
13199 2008-05-15 Richard Guenther <rguenther@suse.de>
13201 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
13202 INDIRECT_REF and TARGET_MEM_REF.
13203 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13206 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13207 H.J. Lu <hongjiu.lu@intel.com>
13209 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
13210 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
13211 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
13212 insn alternatives. Add missing alternatives.
13213 (*vec_concatv2di_rex64_sse4_1): Likewise.
13214 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
13215 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
13216 Require TARGET_SSE.
13218 2008-05-15 Richard Guenther <rguenther@suse.de>
13220 PR tree-optimization/36009
13221 PR tree-optimization/36204
13222 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
13223 (determine_invariantness_stmt): Record the loop a store is
13224 always executed in.
13225 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
13228 2008-05-15 Richard Guenther <rguenther@suse.de>
13230 PR tree-optimization/34330
13231 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
13232 through the pointer will alias the SMT.
13234 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
13236 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
13238 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
13240 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
13242 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13243 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13245 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
13246 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
13247 (vashl_optab): New optab for vector/vector shifts.
13248 (vashr_optab): Ditto.
13249 (vlshr_optab): Ditto.
13250 (vrotl_optab): Ditto.
13251 (vrotr_optab): Ditto.
13252 (optab_subtype): New enum for optab_for_tree_code call.
13253 (optab_for_tree_code): Add enum optab_subtype argument.
13255 * optabs.c (optab_for_tree_code): Take an additional argument to
13256 distinguish between a vector shift by a scalar and vector shift by
13257 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
13258 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
13259 vector shift by a vector.
13260 (expand_widen_pattern_expr): Pass additional argument to
13261 optab_for_tree_code.
13263 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
13264 vrotl_optab, vrotr_optab.
13266 * expr.c (expand_expr_real_1): Update calls to
13267 optab_for_tree_code to distinguish between vector shifted by a
13268 scalar and vector shifted by a vector.
13269 * tree-vectorizer.c (supportable_widening_operation): Ditto.
13270 (supportable_narrowing_operation): Ditto.
13271 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
13272 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
13273 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
13274 (vect_create_epilog_for_reduction): Ditto.
13275 (vectorizable_reduction): Ditto.
13276 (vectorizable_operation): Ditto.
13277 (vect_strided_store_supported): Ditto.
13278 (vect_strided_load_supported): Ditto.
13279 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13280 * expmed.c (expand_shift): Ditto.
13282 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
13284 (ashr@var{m}3): Ditto.
13285 (vashl@var{m}3): Document new vector/vector shift standard name.
13286 (vashr@var{m}3): Ditto.
13287 (vlshr@var{m}3): Ditto.
13288 (vrotl@var{m}3): Ditto.
13289 (vrotr@var{m}3): Ditto.
13291 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
13292 (PPERM_INVERT): Ditto.
13293 (PPERM_REVERSE): Ditto.
13294 (PPERM_REV_INV): Ditto.
13295 (PPERM_ZERO): Ditto.
13296 (PPERM_ONES): Ditto.
13297 (PPERM_SIGN): Ditto.
13298 (PPERM_INV_SIGN): Ditto.
13299 (PPERM_SRC1): Ditto.
13300 (PPERM_SRC2): Ditto.
13302 * config/i386/sse.md (mulv2di3): Add SSE5 support.
13303 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
13304 allows a memory operand to be the value being added, and split it
13305 to improve vectorization.
13306 (sse5_pmacsdqh_mem): Ditto.
13307 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
13308 (sse5_mulv2div2di3_high): Ditto.
13309 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
13310 (vec_pack_trunc_v4si): Ditto.
13311 (vec_pack_trunc_v2di): Ditto.
13312 (sse5_pcmov_<mode>): Remove code that tried to use use
13313 andps/andnps instead of pcmov.
13314 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
13315 pmacsdqh instructions.
13316 (vec_widen_smult_lo_v4si): Ditto.
13318 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
13319 (PPERM_INVERT): Ditto.
13320 (PPERM_REVERSE): Ditto.
13321 (PPERM_REV_INV): Ditto.
13322 (PPERM_ZERO): Ditto.
13323 (PPERM_ONES): Ditto.
13324 (PPERM_SIGN): Ditto.
13325 (PPERM_INV_SIGN): Ditto.
13326 (PPERM_SRC1): Ditto.
13327 (PPERM_SRC2): Ditto.
13328 (ix86_expand_sse_movcc): Move the SSE5 test after the if
13330 (ix86_expand_int_vcond): If SSE5 generate all possible integer
13332 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
13333 says ignore whether the last reference is a memory operand.
13335 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13336 Paolo Bonzini <bonzini at gnu dot org>
13338 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
13341 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
13342 (vlshr<mode>3): Rename from vlshr<mode>3.
13343 (vashr<mode>3): Rename from vashr<mode>3.
13344 (mulv4sf3): Change the names of vector shift patterns.
13348 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
13351 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
13376 * config/spu/spu.md (v): New iterator macro to add v for vector types.
13377 (floatunssidf2_internal): Change vector/vector shift names.
13378 (floatunsdidf2_internal): Ditto.
13385 (vashl<mode>3): Rename from ashl<mode>3.
13386 (vashr<mode>3): Rename from ashr<mode>3.
13387 (vlshr<mode>3): Rename from lshr<mode>3.
13388 (vrotl<mode>3): Rename from rotl<mode>3.
13390 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13393 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
13394 multiply gives the wrong value when doing widening multiplies.
13395 (vec_widen_smult_lo_v4si): Ditto.
13397 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13399 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
13400 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
13401 emit_library_call_value.
13402 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
13403 * tree.h (ECF_LIBCALL_BLOCK): Removed.
13404 * calls.c (initialize_argument_information, precompute_arguments,
13405 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
13406 (precompute_arguments): Removed flags parameter.
13407 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
13409 2008-05-14 Richard Guenther <rguenther@suse.de>
13411 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
13412 Make sure to register the store if the use is a PHI_NODE.
13414 2008-05-14 Olivier Hainque <hainque@adacore.com>
13416 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
13417 memory if the component is to be referenced in BLKmode according
13418 to get_inner_reference.
13420 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
13422 * calls.c (emit_library_call_value_1): Restore code clearing
13423 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
13425 2008-05-14 Olivier Hainque <hainque@adacore.com>
13426 Nicolas Roche <roche@adacore.com>
13428 * configure.ac: Add support for a "gcc_subdir" variable in
13429 config-lang.in, to denote a subdirectory where the language/GCC
13430 integration files are to be found.
13431 * configure: Regenerate.
13433 2008-05-14 Ira Rosen <irar@il.ibm.com>
13435 PR tree-optimization/36098
13436 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
13437 value for the first load in the group in case of a gap.
13438 (vect_build_slp_tree): Check that there are no gaps in loads.
13440 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13442 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
13443 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
13444 expand_copysign_bit, ): Change call to emit_no_conflict_block to
13445 emit_insn and remove unneeded code to construct extra args.
13446 (emit_no_conflict_block): Removed.
13447 * optabls.h: (emit_no_conflict_block): Removed.
13448 * cse.c (cse_extended_basic_block): Remove search for
13449 REG_NO_CONFLICT note.
13450 * global.c: Removed incorrect comment added in revision 117.
13451 * expr.c (convert_move): Change call to emit_no_conflict_block to
13453 * recog.c: Change comments so that they do not mention
13455 * local_alloc.c (combine_regs): Removed last parameter.
13456 (no_conflict_p): Removed.
13457 (block_alloc): Removed note, no_conflict_combined_regno and set
13458 local vars. Removed all code to process REG_NO_CONFLICT blocks.
13459 (combine_regs): Removed already_dead and code to look for
13460 REG_NO_CONFLICT notes.
13461 * lower_subreg (remove_retval_note): Removed code to look for
13462 REG_NO_CONFLICT block.
13463 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
13464 (resolve_clobber): Remove code to process libcalls that have
13465 REG_NO_CONFLICT notes.
13466 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
13468 * combine.c (can_combine_p, distribute_notes): Removed
13469 REG_NO_CONFLICT case.
13470 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
13472 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
13473 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
13475 * reg-notes.def (NO_CONFLICT): Removed.
13477 2008-05-14 David S. Miller <davem@davemloft.net>
13479 * config/sparc/sparc.c (sparc_profile_hook): If
13480 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
13481 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
13482 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13484 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
13486 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13488 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13491 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13492 and op1 expansion before vector concat to have less live pseudos.
13494 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13496 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13497 ix86_expand_vector_set if supported.
13499 2008-05-13 Diego Novillo <dnovillo@google.com>
13500 Kenneth Zadeck <zadeck@naturalbridge.com>
13502 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13504 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13505 phinodes_print_statistics, init_ssanames, fini_ssanames,
13506 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13507 release_ssa_name, release_defs, replace_ssa_name_symbol,
13508 ssanames_print_statistics): Move ...
13509 * tree-flow.h: ... here.
13510 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13511 Use FN instead of cfun.
13512 (make_ssa_name_fn): Rename from make_ssa_name.
13513 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13514 * tree-flow-inline.h (make_ssa_name): Move from
13515 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13516 * omp-low.c (expand_omp_parallel):
13517 * tree-flow-inline.h (redirect_edge_var_map_result):
13518 * tree-ssa.c (init_tree_ssa): Add argument FN.
13519 Use it instead of cfun. Update all users.
13521 2008-05-13 Tom Tromey <tromey@redhat.com>
13523 PR preprocessor/22168:
13524 * doc/cpp.texi (Top): Update menu.
13525 (Alternatives to Wrapper #ifndef): New node.
13526 (Other Directives): Document deprecation.
13527 (Obsolete Features): Remove menu.
13528 (Assertions): Merge node into Obsolete Features.
13529 (Obsolete once-only headers): Move earlier; rename to Alternatives
13530 to Wrapper #ifndef.
13531 * doc/cppopts.texi: Update.
13532 * c.opt (Wdeprecated): Enable for C and ObjC.
13533 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13534 (C++ Dialect Options): Move -Wno-deprecated from here to...
13535 (Warning Options): ... here.
13537 2008-05-13 Richard Guenther <rguenther@suse.de>
13539 PR middle-end/36227
13540 * fold-const.c (fold_sign_changed_comparison): Do not allow
13541 changes in pointer-ness.
13543 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13546 * config/sh/sh.c (sh_expand_prologue): Don't clear
13547 RTX_FRAME_RELATED_P for push insns.
13549 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13551 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13553 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13555 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13556 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13557 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13559 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13561 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13562 (*vec_concatv4sf_sse): This.
13563 (*sse2_concatv2si): Renamed to ...
13564 (*vec_concatv2si_sse2): This.
13565 (*sse1_concatv2si): Renamed to ...
13566 (*vec_concatv2si_sse): This.
13567 (*vec_concatv2di_rex): Renamed to ...
13568 (*vec_concatv2di_rex64): This.
13569 (*vec_concatv2si_sse4_1): New.
13570 (*vec_concatv2di_rex64_sse4_1): Likewise.
13572 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13574 PR rtl-optimization/36111
13575 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13576 that was created for swappable operands.
13578 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13581 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13582 * configure.ac: Add call to ACX_PROG_GNAT.
13584 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13586 * optc-gen.awk: Fix comment typo.
13588 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13590 * pretty-print.c (pp_integer_with_precision): Use
13591 HOST_LONG_LONG_FORMAT.
13593 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13595 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13597 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13599 * config/i386/i386.c (bdesc_ptest): Removed.
13600 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13601 (bdesc_args): Add __builtin_ia32_ptestz128,
13602 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13603 (ix86_init_mmx_sse_builtins): Updated.
13604 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13605 (ix86_expand_builtin): Updated.
13607 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13609 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13610 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13612 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13614 * value-prof.c (interesting_stringop_to_profile): Do not
13615 return early for BUILT_IN_MEMPCPY.
13617 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13619 * calls.c (expand_call): Don't use callgraph to increase
13620 preferred_stack_boundary.
13622 * cgraph.h (cgraph_rtl_info): Use unsigned on
13623 preferred_incoming_stack_boundary.
13625 * final.c (rest_of_clean_state): Use unsigned on
13626 preferred_stack_boundary.
13628 2008-05-09 Tom Tromey <tromey@redhat.com>
13630 PR preprocessor/22231:
13631 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13634 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13636 PR tree-optimization/36129
13637 * tree-ssa-ccp.c: Include value-prof.h.
13638 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13639 built-in function was folded to a constant.
13640 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13642 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13643 Sebastian Pop <sebastian.pop@amd.com>
13645 * tree-scalar-evolution.c: Document instantiate_scev.
13646 (instantiate_parameters_1): Renamed instantiate_scev_1.
13647 Don't use the same loop for instantiation_loop and evolution_loop.
13648 (instantiate_scev): New.
13649 (instantiate_parameters): Moved...
13650 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13651 same loop twice. Maintains the semantics for this function.
13652 * tree-scalar-evolution.h (instantiate_scev): Declare.
13653 (instantiate_parameters): ...here. Now static inline.
13654 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13655 instead of resolve_mixers.
13657 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13659 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13661 2008-05-09 Tomas Bily <tbily@suse.cz>
13663 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13664 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13665 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13666 * c-common.c (c_common_truthvalue_conversion): Likewise.
13667 * tree-object-size.c (compute_object_offset): Likewise.
13668 * tree-inline.c (estimate_num_insns_1): Likewise.
13669 * varasm.c (const_hash_1, compare_constant, copy_constant)
13670 (compute_reloc_for_constant, output_addressed_constants)
13671 (initializer_constant_valid_p): Likewise.
13672 * c-omp.c (check_omp_for_incr_expr): Likewise.
13673 * gimplify.c (gimplify_expr): Likewise.
13674 * c-typeck.c (c_finish_return): Likewise.
13675 * tree-vectorizer.c (supportable_widening_operation)
13676 (supportable_narrowing_operation): Likewise.
13677 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13678 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13679 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13680 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13681 (descr_info_loc): Likewise.
13682 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13683 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13684 (fold_unary): Likewise.
13685 * builtins.c (get_pointer_alignment): Likewise.
13686 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13687 (instantiate_parameters_1): Likewise.
13688 * tree.c (expr_align, stabilize_reference): Likewise.
13689 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13690 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13691 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13692 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13693 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13694 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13696 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13697 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13698 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13699 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13700 (forward_propagate_comparison)
13701 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13702 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13703 * emit-rtl.c (component_ref_for_mem_expr)
13704 (set_mem_attributes_minus_bitpos): Likewise.
13705 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13706 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13708 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13709 (build_function_call, pointer_diff, build_compound_expr)
13710 (c_finish_return): Likewise.
13711 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13712 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13714 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13715 * expr.c (is_aligning_offset): Likewise.
13716 * tree-ssa-alias.c (is_escape_site): Likewise.
13717 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13718 (check_all_va_list_escapes): Likewise.
13719 * tree-ssa-loop-ivopts.c (determine_base_object)
13720 (determine_common_wider_type): Likewise.
13721 * dojump.c (do_jump): Likewise.
13722 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13723 * tree-gimple.c (is_gimple_cast): Likewise.
13724 * fold-const.c (decode_field_reference, )
13725 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13726 (fold_binary): Likewise.
13727 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13728 (already_warned_in_frontend_p): Likewise.
13729 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13730 * tree.c (really_constant_p, get_unwidened): Likewise.
13731 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13732 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13733 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13735 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13737 (CONVERT_EXPR_P): Define.
13738 (CASE_CONVERT): Define.
13740 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13742 PR middle-end/36117
13743 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13744 (delete_unmarked_insns): When deleting a call, call
13745 delete_unreachable_blocks.
13746 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13747 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13749 2008-05-08 Richard Guenther <rguenther@suse.de>
13751 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13752 (-ftree-salias): Likewise.
13753 (salias-max-implicit-fields): Remove param documentation.
13754 (salias-max-array-elements): Likewise.
13755 * tree-pass.h (pass_create_structure_vars): Remove.
13756 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13757 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13758 * tree-ssa-alias.c (create_structure_vars): Remove.
13759 (gate_structure_vars): Likewise.
13760 (pass_create_structure_vars): Likewise.
13761 (gate_build_alias): Likewise.
13762 (pass_build_alias): Adjust to run always and dump the function.
13763 * common.opt (ftree-salias): Hide.
13764 * passes.c (init_optimization_passes): Remove
13765 pass_create_structure_vars, adjust comment.
13766 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13767 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13768 * opts.c (decode_options): Do not set flag_tree_salias.
13769 (common_handle_option): Add OPT_ftree_salias to the backward
13770 compatibility section.
13772 2008-05-08 Richard Guenther <rguenther@suse.de>
13774 * tree-flow-inline.h (var_can_have_subvars): Move ...
13775 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13776 * tree-flow.h (var_can_have_subvars): Remove.
13777 (push_fields_onto_fieldstack): Remove.
13778 (sort_fieldstack): Likewise.
13779 (struct fieldoff): Move ...
13780 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13781 alias_set and base_for_components fields.
13782 (sort_fieldstack): Make static.
13783 (push_fields_onto_fieldstack): Likewise. Remove code that
13784 handles anything but RECORD_TYPEs. Remove alias_set and
13785 base_for_components handling.
13786 (create_variable_info_for): Adjust.
13788 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13790 * common.opt (Wframe-larger-than=): Shorten the help message
13792 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13794 2008-05-08 Rafael Espíndola <espindola@google.com>
13796 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13798 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13799 trap and that both operands are gimple values.
13800 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13801 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13804 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13806 * read-rtl.c (join_c_conditions): Return the first string if the
13807 two strings are equal.
13809 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13811 * gensupport.h (pred_data): Add a "num_codes" field.
13812 (add_predicate_code): Declare.
13813 * gensupport.c (add_predicate_code): New function.
13814 (std_pred_table): Add an "allows_const_p" field.
13815 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13816 Remove the (incomplete) list of such codes from the codes field.
13817 (init_predicate_table): Use add_predicate_code. Add all
13818 RTX_CONST_OBJs if allows_const_p is true.
13819 * genrecog.c (process_define_predicate): Use add_predicate_code.
13821 2008-05-08 David Daney <ddaney@avtrex.com>
13822 Richard Sandiford <rsandifo@nildram.co.uk>
13824 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13825 special case of constant zero operands.
13826 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13827 old and new values. Special case constant zero values.
13828 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13830 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13831 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13833 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13836 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13837 similar RTX_CONST_OBJ before CONST_INT.
13839 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13841 * stmt.c (expand_stack_restore): Change sa mode if needed.
13843 2008-05-08 Richard Guenther <rguenther@suse.de>
13845 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13846 return type to bool.
13847 (ix86_sol10_return_in_memory): Likewise.
13848 (ix86_i386elf_return_in_memory): Likewise.
13849 (ix86_i386interix_return_in_memory): Likewise.
13850 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13851 (ix86_sol10_return_in_memory): Likewise.
13852 (ix86_i386elf_return_in_memory): Likewise.
13853 (ix86_i386interix_return_in_memory): Likewise.
13855 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13858 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13860 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13861 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13864 2008-05-08 Richard Guenther <rguenther@suse.de>
13866 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13867 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13868 (DR_SUBVARS): Remove.
13869 * tree-dfa.c (dump_subvars_for): Remove.
13870 (debug_subvars_for): Likewise.
13871 (dump_variable): Do not dump subvars.
13872 (remove_referenced_var): Do not remove subvars.
13873 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13874 (lookup_subvars_for_var): Remove.
13875 (get_subvars_for_var): Likewise.
13876 (get_subvars_at): Likewise.
13877 (get_first_overlapping_subvar): Likewise.
13878 (overlap_subvar): Likewise.
13879 * tree-flow.h (subvar_t): Remove.
13880 (struct var_ann_d): Remove subvars field.
13881 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13882 argument. Remove special handling of SFTs.
13883 (compute_tag_properties): Likewise.
13884 (set_initial_properties): Likewise.
13885 (compute_call_clobbered): Likewise.
13886 (count_mem_refs): Likewise.
13887 (compute_memory_partitions): Likewise.
13888 (compute_flow_insensitive_aliasing): Likewise.
13889 (setup_pointers_and_addressables): Likewise.
13890 (new_type_alias): Likewise.
13891 (struct used_part): Remove.
13892 (used_portions): Likewise.
13893 (struct used_part_map): Likewise.
13894 (used_part_map_eq): Likewise.
13895 (used_part_map_hash): Likewise.
13896 (free_used_part_map): Likewise.
13897 (up_lookup): Likewise.
13898 (up_insert): Likewise.
13899 (get_or_create_used_part_for): Likewise.
13900 (create_sft): Likewise.
13901 (create_overlap_variables_for): Likewise.
13902 (find_used_portions): Likewise.
13903 (create_structure_vars): Likewise.
13904 * tree.def (STRUCT_FIELD_TAG): Remove.
13905 * tree.h (MTAG_P): Adjust.
13906 (struct tree_memory_tag): Remove base_for_components and
13907 unpartitionable flags.
13908 (struct tree_struct_field_tag): Remove.
13909 (SFT_PARENT_VAR): Likewise.
13910 (SFT_OFFSET): Likewise.
13911 (SFT_SIZE): Likewise.
13912 (SFT_NONADDRESSABLE_P): Likewise.
13913 (SFT_ALIAS_SET): Likewise.
13914 (SFT_UNPARTITIONABLE_P): Likewise.
13915 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13916 (union tree_node): Remove sft field.
13917 * alias.c (get_alias_set): Remove special handling of SFTs.
13918 * print-tree.c (print_node): Remove handling of SFTs.
13919 * tree-dump.c (dequeue_and_dump): Likewise.
13920 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13921 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13922 * tree-predcom.c (set_alias_info): Do not set subvars.
13923 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13924 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13925 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13926 (add_vars_for_offset): Remove.
13927 (add_virtual_operand): Remove special handling of SFTs.
13928 (add_call_clobber_ops): Likewise.
13929 (add_call_read_ops): Likewise.
13930 (get_asm_expr_operands): Likewise.
13931 (get_modify_stmt_operands): Likewise.
13932 (get_expr_operands): Likewise.
13933 (add_to_addressable_set): Likewise.
13934 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13935 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13936 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13937 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13938 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13939 (tree_node_structure): Likewise.
13940 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13942 (find_what_p_points_to): Likewise.
13944 2008-05-08 Sa Liu <saliu@de.ibm.com>
13946 * config/spu/spu.md: Fixed subti3 pattern.
13948 2008-05-08 Richard Guenther <rguenther@suse.de>
13950 PR middle-end/36154
13951 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13952 sure to create a representative for trailing arrays for PTA.
13954 2008-05-08 Richard Guenther <rguenther@suse.de>
13956 PR middle-end/36172
13957 * fold-const.c (operand_equal_p): Two objects which types
13958 differ in pointerness are not equal.
13960 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13962 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13963 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13964 (emit_library_call_value_1): Add new variable fndecl initialized by
13965 NULL_TREE. It should be the decl type of orgfun, but this information
13966 seems not to be available here, so it uses the default calling abi.
13967 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13968 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13969 by TARGET_RETURN_IN_MEMORY.
13970 * config/i386/i386-interix.h: Likewise.
13971 * config/i386/i386.h: Likewise.
13972 * config/i386/i386elf.h: Likewise.
13973 * config/i386/ptx4-i.h: Likewise.
13974 * config/i386/sol2-10.h: Likewise.
13975 * config/i386/sysv4.h: Likewise.
13976 * config/i386/vx-common.h: Likewise.
13977 * config/cris/cris.h: Removed #if 0 clause.
13978 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13979 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13981 (ix86_sol10_return_in_memory): Likewise.
13982 (ix86_i386elf_return_in_memory): New.
13983 (ix86_i386interix_return_in_memory): New.
13984 * config/mt/mt-protos.h (mt_return_in_memory): New.
13985 * config/mt/mt.c: Likewise.
13986 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13987 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13988 * config/bfin/bfin.h: Likewise.
13989 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13991 * config/bfin/bfin.c: Likewise.
13992 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13993 * config/alpha/unicosmk.h: Likewise.
13994 * config/i386/cygming.h: Likewise.
13995 * config/iq2000/iq2000.h: Likewise.
13996 * config/mips/mips.h: Likewise.
13997 * config/mn10300/mn10300.h: Likewise.
13998 * config/rs6000/rs6000.h: Likewise.
13999 * config/score/score.h: Likewise.
14000 * config/spu/spu.h: Likewise.
14001 * config/v850/v850.h: Likewise.
14002 * defaults.h: Likewise.
14003 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
14004 * expr.c (emit_block_move): Adjust use of
14005 OUTGOING_REG_PARM_STACK_SPACE.
14006 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
14007 OUTGOING_REG_PARM_STACK_SPACE.
14008 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
14010 2008-05-08 Jakub Jelinek <jakub@redhat.com>
14012 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
14013 on OMP_RETURN for OMP_FOR.
14016 * dwarf2out.c (dw_expand_expr, common_check): Removed.
14017 (fortran_common): New function.
14018 (gen_variable_die): Call fortran_common instead of common_check,
14019 adjust for it returning tree instead of rtx. Formatting.
14021 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
14025 * see.c (see_copy_insn): Copy new pure const attributes for new call.
14026 * c-decl.c (merge_decls): Ditto.
14027 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
14028 to RTL_CONST_OR_PURE_CALL_P.
14029 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
14030 Initialized DECL_LOOPING_CONST_PURE.
14031 (process_call_operands): Set tree_side_effects properly.
14032 * tree.h (TREE_READONLY_DECL_P): Removed.
14033 (DECL_IS_PURE): Renamed to DECL_PURE_P.
14034 (DECL_LOOPING_OR_CONST_P): New macro.
14035 (struct tree_function_decl): Added looping_const_or_pure_p.
14036 (ECF_*) Renumbered.
14037 (ECF_LOOPING_OR_CONST_P): New macro.
14038 * rtlanal.c (pure_const_p): Removed.
14039 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
14040 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
14041 to RTL_CONST_CALL_P.
14042 * ipa-pure-const.c (pure_const_state_e): Added looping field.
14043 (check_decl, check_tree, check_call, scan_function): Initialize
14045 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
14046 (static_execute): Set looping true for recursive functions.
14047 Undo setting state to IPA_NEITHER for recursive functions.
14048 * cse.c (cse_insn):
14049 * ifcvt.c (noce_can_store_speculate_p): Changed
14050 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
14051 RTL_CONST_OR_PURE_CALL_P.
14052 * dse.c (scan_insn): Ditto.
14053 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
14054 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
14055 RTL_CONST_OR_PURE_CALL_P.
14056 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
14057 pure_call_p to RTL_CONST_CALL_P.
14058 * gimplify.c (gimplify_call_expr): Clear side effects for
14059 non-looping pure and constant calls.
14060 * calls.c (emit_call_1): Set rtl flags from ecf flags.
14061 (flags_from_decl_or_type): Set ecf flags from decl flags.
14062 (initialize_argument_information): Turn off
14063 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
14064 Change const to pure if callee_copies is true rather than just
14066 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
14067 way of marking pure calls.
14068 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
14069 Remove hack that was supposed to fix pr7335 and remove old
14070 way of marking pure calls.
14071 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
14072 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
14073 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
14074 RTL_CONST_OR_PURE_CALL_P.
14075 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
14076 * loop-invariant.c (find_exits, find_invariant_bb): Changed
14077 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
14078 * sched-deps.c (schedule_analyze): Ditto.
14079 * rtl.h (struct rtx_def): Use call field, unchanging field, and
14080 return_val field of calls to represent pure and const function info.
14081 (CONST_OR_PURE_CALL_P): Deleted macro.
14082 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14083 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
14084 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
14086 * tree-optimize.c (execute_fixup_cfg): Added test for
14087 ECF_LOOPING_CONST_OR_PURE.
14088 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
14090 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
14091 effects for looping pure or const calls.
14092 (verify_gimple_expr): Added verification code.
14093 * config/alpha/alpha.c (alpha_legitimize_address,
14094 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
14096 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
14097 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
14098 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
14099 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
14100 RTL_CONST_OR_PURE_CALL_P.
14101 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
14102 and const calls to be deleted.
14104 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14107 * config/i386/mmx.md (mmx_subv2sf3): New expander.
14108 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
14109 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
14110 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14111 to handle nonimmediate operands.
14112 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
14113 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
14114 to handle nonimmediate operands.
14115 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
14116 (mmx_pmulhrwv4hi3): New expander. Use
14117 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14118 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
14119 (sse2_umulv1siv1di3): New expander. Use
14120 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14121 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
14122 (mmx_eq<mode>3): New expander. Use
14123 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14124 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
14125 (mmx_uavgv8qi3): New expander. Use
14126 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14127 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
14128 (mmx_uavgv4hi3): New expander. Use
14129 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14131 * config/i386/sse.md
14132 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
14133 to handle nonimmediate operands.
14134 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
14135 to handle nonimmediate operands.
14136 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
14137 to handle nonimmediate operands.
14138 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
14139 to handle nonimmediate operands.
14140 (sse2_unpckhpd_exp): New expander. Use
14141 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14142 (sse2_unpcklpd_exp): New expander. Use
14143 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14144 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
14145 to handle nonimmediate operands.
14146 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
14147 to handle nonimmediate operands.
14148 (*sse2_<plusminus_insn><mode>3): Rename from
14149 sse2_<plusminus_insn><mode>3 insn pattern.
14150 (sse2_<plusminus_insn><mode>3): New expander. Use
14151 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14152 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
14153 (sse2_umulv2siv2di3): New expander. Use
14154 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14155 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
14156 (sse4_1_mulv2siv2di3): New expander. Use
14157 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14158 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
14159 (sse2_pmaddwd): New expander. Use
14160 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14161 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
14162 (sse2_eq<mode>3): New expander. Use
14163 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14164 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
14165 (sse4_1_eqv2di3): New expander. Use
14166 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14167 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14168 (sse2_uavgv16qi3): New expander. Use
14169 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14170 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14171 (sse2_uavgv16qi3): New expander. Use
14172 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14173 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
14174 (sse2_uavgv8hi3): New expander. Use
14175 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14176 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
14177 (ssse3_pmulhrswv8hi3): New expander. Use
14178 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14179 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
14180 (ssse3_pmulhrswv4hi3): New expander. Use
14181 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14183 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
14184 (<sse>_vmmul<mode>3): Ditto.
14185 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
14187 (ssse3_pmaddubsw128): Use register_operand for operand 1.
14188 (ssse3_pmaddubsw): Ditto.
14190 * config/i386/i386.c (struct_builtin_description)
14191 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
14192 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
14193 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
14194 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
14195 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
14196 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
14197 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
14198 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
14199 (ix86_fixup_binary_operands): Assert that src1
14200 and src2 must have the same mode when swapped.
14201 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
14202 and ix86_binary_operator_ok. Do not force operands in registers
14205 2008-05-07 Jan Hubicka <jh@suse.cz>
14207 * cgraph.c (dump_cgraph_node): Update.
14208 * cgraph.h (cgraph_local_info): Break out inline summary.
14209 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
14211 * ipa-inline (inline_summary): New accestor function.
14212 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
14213 cgraph_decide_inlining, compute_inline_parameters): Update.
14214 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
14216 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14218 Cleanup ColdFire scheduling support and add V4 pipeline model.
14220 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
14221 (define_attr cpu): Add cfv4 value.
14222 (define_attr type, define_attr type1): Merge into a single 'type'
14223 attribute. Update all uses.
14224 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
14225 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
14227 (define_attr opx_mem, define_attr opy_mem): Remove.
14228 (define_attr op_mem): Clean up, update comment.
14229 (define_attr size): Use specific values instead of general int.
14230 (define_attr guess, define_attr split): Remove. Update all uses.
14231 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
14232 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
14233 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
14234 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
14235 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
14236 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
14237 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
14238 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
14239 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
14240 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
14241 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
14242 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
14243 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
14244 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
14245 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
14246 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
14247 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
14248 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
14249 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
14250 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
14251 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
14252 Update or set attributes.
14253 (stack_tie): New fake instruction.
14255 * config/m68k/m68k.h (TUNE_CFV4): New macro.
14256 (m68k_sched_attr_size): Update declaration.
14257 (m68k_sched_attr_type2): Remove.
14258 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
14259 Declare new bypass predicates.
14261 * config/m68k/m68k.c (m68k_sched_issue_rate,
14262 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
14264 (TARGET_SCHED_ISSUE_RATE,
14265 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
14266 (override_options): Handle scheduling for ColdFire V4 core.
14267 (m68k_expand_prologue): Emit stack_tie.
14268 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
14269 'OP_TYPE_FPN'. Update all uses.
14270 (sched_guess_p): Remove.
14271 (sched_address_type): Handle symbolic addresses.
14272 (sched_get_operand): New static function.
14273 (sched_operand_type): Merge into sched_attr_op_type.
14274 (sched_attr_op_type): Handle FP registers, handle quick constants,
14276 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
14277 (m68k_sched_attr_size): Update. Move logic to ...
14278 (sched_get_attr_size_int): New static function.
14279 (sched_get_opxy_mem_type): New static function.
14280 (m68k_sched_attr_op_mem): Update.
14281 (m68k_sched_attr_type2): Remove.
14282 (sched_cfv4_bypass_data): New static variable.
14283 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
14284 (m68k_sched_issue_rate): Implement scheduler hook.
14285 (struct _sched_ib: enabled_p): New field.
14286 (m68k_sched_variable_issue): Update. Handle V4.
14287 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
14288 sched_dump_class_func_t, sched_dump_split_class,
14289 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
14290 sched_dump_dfa_class, m68k_sched_dump): Remove.
14291 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
14293 (m68k_sched_init_global): Remove statisctics dumping, introduce
14294 sanity check that all instructions have pipeline reservations. Handle
14296 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14297 Handle ColdFire V4 core.
14298 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
14299 New static functions.
14300 (m68k_sched_address_bypass_p): New bypass predicate.
14301 (sched_get_indexed_address_scale): New static function.
14302 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
14304 * cf.md: Update comments.
14305 (define_attr type2): Remove. Use 'type' attribute instead.
14307 (cf_ib): Rename to cfv123_ib. Update all uses.
14308 (cf_oep): Rename to cfv123_oep. Update all uses.
14309 (cf_chr): Rename to cfv123_chr. Update all uses.
14310 (cf_mem): Rename to cfv123_mem. Update all uses.
14311 (cf_mac): Move to more appropriate place.
14312 (cfv123_guess): New automaton and cpu_unit.
14313 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
14314 Update uses of 'size' attribute. Handle before reload scheduling.
14315 (cfv123_guess): New dummy reservation for unhandled instructions.
14316 (cfv4_*): Pipeline description of ColdFire V4 core.
14317 (ignore): New reservation to handle 'ignore' type.
14319 2008-05-07 Ian Lance Taylor <iant@google.com>
14321 PR middle-end/36013
14322 * gimplify.c (find_single_pointer_decl_1): Don't look through
14324 (find_single_pointer_decl): Adjust comments.
14326 2008-05-07 Jakub Jelinek <jakub@redhat.com>
14328 PR middle-end/36137
14329 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
14330 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
14332 PR middle-end/36106
14333 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
14334 integral type rather than floating point, then VIEW_CONVERT_EXPR
14335 to the floating point type.
14337 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14339 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
14340 TFmode op0 to register.
14342 2008-05-07 Alan Modra <amodra@bigpond.net.au>
14344 * c-decl.c (grokdeclarator): Comment typo.
14346 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
14348 * tree-flow.h: Remove prototype for computed_goto_p.
14349 * tree-cfg.c (computed_goto_p): Make static.
14351 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
14354 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
14355 (contains_aligned_value_p): This. Handle _Decimal128.
14356 (ix86_function_arg_boundary): Only align _Decimal128 to its
14357 natural boundary and handle it properly.
14359 2008-05-06 Martin Jambor <mjambor@suse.cz>
14361 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
14362 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
14363 (ipcp_method_set_orig_node): Removed.
14364 (ipcp_cval_get_cvalue_type): Removed.
14365 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
14366 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
14367 (ipcp_cval_set_cvalue_type): Removed.
14368 (ipcp_cval_get_cvalue): Removed.
14369 (ipcp_cval_set_cvalue): Removed.
14370 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
14371 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
14372 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
14373 (ipcp_cval_meet): Renamed to ipa_lattice_meet
14374 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
14375 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
14376 (ipcp_get_ith_lattice): Changed parameters.
14377 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
14378 (ipcp_lattice_from_jfunc): Changed parameters.
14379 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
14380 (ipcp_method_cval_print): Added temporary variable info.
14381 (ipcp_redirect): Removed already unused local variable caller.
14382 (ipcp_redirect): New temporary variable orig_callee_info
14383 (ipcp_redirect): Removed newly unused local variable callee.
14384 (ipcp_redirect): Removed (a bit confusing) local variable type.
14385 (ipcp_insert_stage): Added local variable info.
14386 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
14388 (ipcp_formal_create): Removed.
14389 (ipcp_method_cval_set): Removed.
14390 (ipcp_propagate_stage): Renamed lattice variables.
14391 (ipcp_method_cval_set_cvalue_type): Removed.
14392 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
14393 (ipcp_print_all_lattices): Changed printed strings to refer to
14394 lattices rather than cvals.
14395 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
14396 (ipcp_propagate_const): Changed formal parameters.
14397 (build_const_val): Changed formal parameters.
14398 (ipcp_insert_stage): Removed useless variable cvalue
14399 (build_const_val): Changed formal parameters.
14400 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
14401 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
14402 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
14403 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
14404 (ipcp_print_func_profile_counts): Changed string from "method" to
14406 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
14407 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
14408 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
14409 (ipcp_structures_print): Renamed to ipcp_print_all_structures
14410 (ipcp_profile_print): Renamed to ipcp_print_profile_data
14411 (ipcp_lat_is_const): Changed parameters and made inline.
14412 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
14413 (ipcp_redirect): Renamed to ipcp_need_redirect_p
14414 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
14415 the predicate condition directly
14416 (ipcp_propagate_stage): Added local variable args. Removed local
14417 variable callee. (Both are mere code simplifications.)
14418 (ipcp_method_dont_insert_const): Renamed to
14419 ipcp_node_not_modifiable_p.
14420 (ipcp_node_not_modifiable_p): Made inline.
14421 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
14422 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
14423 (ipcp_print_all_lattices): Removed variable cvalue
14424 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
14427 2008-05-06 Olivier Hainque <hainque@adacore.com>
14429 * tree-sra.c (try_instantiate_multiple_fields): Early return
14430 if field has POINTER_TYPE.
14432 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
14434 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
14435 by using 'q' specifier for instruction.
14436 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
14438 2008-05-06 Anatoly Sokolov <aesok@post.ru>
14440 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14441 Change mode of zero_extract from QImode to HImode.
14442 (sign bit tests peepholes): (Ditto.).
14444 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
14446 * config/i386/mmx.md: Remove double backslashes from asm templates.
14447 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
14448 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14449 to handle nonimmediate operands.
14450 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
14451 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14452 to handle nonimmediate operands.
14453 (*mmx_<code>v2sf3_finite): New insn pattern.
14454 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
14455 (mmx_<code>v2sf3): New expander. Use
14456 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14457 (mmx_<plusminus_insn><mode>3): New expander. Use
14458 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14459 (*mmx_<plusminus_insn><mode>3): New insn pattern.
14460 (mmx_add<mode>3): Removed.
14461 (mmx_ssadd<mode>3): Ditto.
14462 (mmx_usadd<mode>3): Ditto.
14463 (mmx_sub<mode>3): Ditto.
14464 (mmx_sssub<mode>3): Ditto.
14465 (mmx_ussub<mode>3): Ditto.
14466 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
14467 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
14468 to handle nonimmediate operands.
14469 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
14471 (mmx_smulv4hi3_highpart): New expander. Use
14472 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14473 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
14475 (mmx_umulv4hi3_highpart): New expander. Use
14476 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14477 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
14478 (mmx_<code>v4hi3): New expander. Use
14479 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14480 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
14481 (mmx_<code>v8qi3): New expander. Use
14482 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14483 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
14484 (mmx_<code><mode>3): New expander. Use
14485 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14487 2008-05-05 Jan Hubicka <jh@suse.cz>
14489 PR tree-optimization/36118
14490 * passes.c (pass_init_dump_file): Fix dump header.
14492 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14494 PR middle-end/36141
14495 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14496 VCE for function decls.
14498 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14500 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14502 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14504 * config/i386/i386.md (sat_plusminus): New.
14505 (plusminus_insn): Likewise.
14506 (plusminus_mnemonic): Likewise.
14508 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14509 (*<addsub><mode>3_cc_overflow): Renamed to ...
14510 (*<plusminus_insn><mode>3_cc_overflow): This.
14511 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14512 (*<plusminus_insn>si3_zext_cc_overflow): This.
14514 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14515 (<plusminus_insn><mode>3): This.
14516 (*<addsub><mode>3): Renamed to ...
14517 (*<plusminus_insn><mode>3): This.
14518 (<sse>_vm<addsub><mode>3): Renamed to ...
14519 (<sse>_vm<plusminus_insn><mode>3): This.
14520 (sse3_h<addsub>v4sf3): Renamed to ...
14521 (sse3_h<plusminus_insn>v4sf3): This.
14522 (sse3_h<addsub>v2df3): Renamed to ...
14523 (sse3_h<plusminus_insn>v2df3): This.
14524 (<plusminus_insn><mode>3): New.
14525 (*<plusminus_insn><mode>3): Likewise.
14526 (sse2_<plusminus_insn><mode>3): Likewise.
14527 (add<mode>): Removed.
14528 (*add<mode>3): Likewise.
14529 (sse2_ssadd<mode>3): Likewise.
14530 (sse2_usadd<mode>3): Likewise.
14531 (sub<mode>3): Likewise.
14532 (*sub<mode>3): Likewise.
14533 (sse2_sssub<mode>3): Likewise.
14534 (sse2_ussub<mode>3): Likewise.
14536 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14538 * gthr-single.h: Add in required interface elements as per gthr.h.
14539 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14540 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14541 Generalize UNUSED macro.
14542 (__gthread_once): Add.
14543 (__gthread_key_create): Add.
14544 (__gthread_key_delete): Add.
14545 (__gthread_getspecific): Add.
14546 (__gthread_setspecific): Add.
14548 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14550 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14551 the same size types for the indirect reference on the rhs, then
14554 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14556 * config/i386/i386.md
14557 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14558 one insn template instead of template series.
14559 (*xordi_1_rex64): Ditto.
14560 (*xordi_2_rex64): Ditto.
14562 2008-05-05 Ira Rosen <irar@il.ibm.com>
14564 PR tree-optimization/36119
14565 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14568 2008-06-04 Jan Hubicka <jh@suse.cz>
14570 tree-optimization/36100
14571 * tree-pass.h (pass_O0_always_inline): Declare.
14572 * ipa-inline.c (inline_transform): Remove dead code.
14573 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14574 pass_O0_always_inline): New.
14575 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14577 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14579 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14580 mnemonic in this_param move for TARGET_64BIT.
14582 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14584 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14585 (*strmovsi_rex_1): Ditto.
14586 (*strsetsi_1): Ditto.
14587 (*strsetsi_rex_1): Ditto.
14589 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14590 adddicc expanders using SWI mode iterator.
14592 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14595 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14598 2008-05-04 David S. Miller <davem@davemloft.net>
14600 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14601 (sparc*-*-linux*): Use linux.h in tm_file.
14602 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14603 compiler defaulting to 32-bit.
14604 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14606 * config/sparc/linux.h: Remove definitions now obtained
14607 properly from linux.h
14608 * config/sparc/linux64.h: Likewise.
14609 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14610 don't want this setting for 32-bit builds in a biarch compiler.
14611 * doc/install.texi: Add sparc-linux to list of targets
14612 supporting --enable-targets=all.
14614 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14616 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14618 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14620 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14621 after V4SI_FTYPE_V8HI.
14622 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14623 case V4SI_FTYPE_V2DF.
14625 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14627 * doc/invoke.texi (max-flow-memory-locations): Removed.
14628 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14630 2008-05-03 Richard Guenther <rguenther@suse.de>
14632 PR middle-end/34973
14633 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14635 2008-05-02 David S. Miller <davem@davemloft.net>
14637 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14639 2008-05-02 Simon Baldwin <simonb@google.com>
14642 * c-common.h (warn_array_subscript_range): Removed.
14643 * c-common.c (warn_array_subscript_range): Ditto.
14644 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14645 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14647 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14649 * config/i386/i386.c (ix86_special_builtin_type): New.
14650 (bdesc_special_args): Likewise.
14651 (ix86_expand_special_args_builtin): Likewise.
14652 (ix86_init_mmx_sse_builtins): Updated.
14653 (ix86_expand_builtin): Updated.
14654 (ix86_expand_store_builtin): Removed.
14655 (ix86_expand_unop_builtin): Likewise.
14657 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14658 * config/i386/mmintrin.h (__v2sf): Here.
14660 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14662 (_mm_loadl_pi): Likewise.
14663 (_mm_storeh_pi): Replace __v2si with __v2sf.
14664 (_mm_storel_pi): Likewise.
14666 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14667 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14668 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14669 __builtin_ia32_loadlpd.
14671 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14673 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14674 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14675 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14676 (ix86_init_mmx_sse_builtins): Updated.
14677 (ix86_expand_args_builtin): Likewise.
14678 (ix86_expand_builtin): Likewise.
14679 (ix86_expand_unop1_builtin): Renamed to ...
14680 (ix86_expand_unop_vec_merge_builtin): This.
14682 2008-05-01 Jan Hubicka <jh@suse.cz>
14685 * ipa-inline.c (inline_generate_summary): Make static.
14686 (inline_transform): Do not call inlining at -O0; make static.
14687 * passes.c (execute_todo): Add sanity check.
14688 (execute_one_ipa_transform_pass): Execute proper flags.
14690 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14692 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14693 (DECL_NONADDRESSABLE_P): Likewise.
14694 * alias.c (record_component_aliases): Fix comment.
14696 2008-05-01 Simon Baldwin <simonb@google.com>
14698 * c-common.h (warn_array_subscript_range): New function.
14699 * c-common.c (warn_array_subscript_range): Ditto.
14700 * tree-vrp.c (check_array_ref): Corrected code to agree with
14701 comment, ignoring only arrays of size 0 or size 1.
14702 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14704 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14706 * config/i386/i386.c (ix86_builtin_type): Replace
14707 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14708 (bdesc_args): Updated.
14709 (ix86_init_mmx_sse_builtins): Likewise.
14710 (ix86_expand_args_builtin): Likewise.
14712 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14715 * doc/extend.texi: Correct __builtin_ia32_palignr.
14717 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14720 * config/i386/i386.c (bdesc_crc32): Removed.
14721 (ix86_expand_crc32): Likewise.
14722 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14723 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14724 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14725 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14726 UINT_FTYPE_UINT_UCHAR.
14727 (bdesc_args): Updated. Add crc32 builtins.
14728 (ix86_init_mmx_sse_builtins): Updated.
14729 (ix86_expand_args_builtin): Updated to support subreg.
14731 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14733 2008-05-01 Jan Hubicka <jh@suse.cz>
14735 * tree-pass.h (opt_pass): Add IPA_PASS.
14736 (varpool_node, cgraph_node): Forward declare.
14737 (ipa_opt_pass): Define.
14738 (pass_ipa_inline): Turn into ipa_opt_pass.
14739 (pass_apply_inline): Remove.
14740 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14741 (apply_inline): Turn into ....
14742 (inline_transform): ... this one.
14743 (inline_generate_summary): New function.
14744 (pass_apply_inline): Remove.
14745 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14747 (struct function): Add ipa_transforms_to_apply.
14748 * passes.c (register_one_dump_file): Work on IPA_PASS.
14749 (init_optimization_passes): Remove pass_inline_parameters and
14751 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14752 (execute_one_pass) ... here; apply transforms when possible.
14753 (add_ipa_transform_pass, execute_ipa_summary_asses,
14754 execute_one_ipa_transform_pass): New.
14755 (execute_ipa_pass_list): Update for IPA_PASS type.
14757 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14759 * config/i386/i386.c (ix86_builtin_type): Add
14760 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14761 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14762 (bdesc_args): Add SSE4a builtins.
14763 (ix86_init_mmx_sse_builtins): Updated.
14764 (ix86_expand_args_builtin): Likewise.
14765 (ix86_expand_builtin): Likewise.
14767 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14769 * config/i386/i386.c (ix86_builtin_type): Add
14770 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14771 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14772 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14773 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14774 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14775 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14776 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14777 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14778 and DI_FTYPE_DI_DI_INT.
14779 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14780 (ix86_init_mmx_sse_builtins): Updated.
14781 (ix86_expand_args_builtin): Likewise.
14782 (ix86_expand_builtin): Likewise.
14783 (ix86_expand_binop_imm_builtin): Removed.
14785 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14787 2008-04-30 Richard Guenther <rguenther@suse.de>
14789 PR tree-optimization/32921
14790 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14792 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14794 * config/arm/arm.c (arm_unwind_emit): Use
14795 crtl->all_throwers_are_sibcalls instead of
14796 cfun->all_throwers_are_sibcalls.
14797 (arm_output_fn_unwind): Likewise.
14798 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14799 instead of cfun->uses_pic_offset_table.
14800 (frv_expand_prologue): Likewise.
14801 (frv_frame_pointer_required): Likewise.
14802 (frv_expand_fdpic_call): Likewise.
14803 (frv_emit_movsi): Likewise.
14804 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14805 cfun->returns_pcc_struct instead of
14806 current_function_returns_pcc_struct.
14807 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14808 instead of cfun->calls_eh_return.
14809 (m32c_pushm_popm): Likewise.
14810 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14811 "extern" declaration.
14813 2008-04-30 Richard Guenther <rguenther@suse.de>
14815 PR tree-optimization/21636
14816 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14818 (evaluate_stmt): Print the likely value.
14819 (ccp_visit_stmt): Avoid excessive vertical spacing.
14821 2008-04-30 Rafael Espíndola <espindola@google.com>
14823 * builtins.c (fold_call_expr): Return realret.
14824 * tree-ssa-threadedge.c
14825 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14826 __builtin_object_size.
14828 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14830 * gcc.c (wrapper_string): New variable.
14831 (insert_wrapper): New function.
14832 (execute): New option -wrapper.
14833 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14835 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14837 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14838 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14839 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14841 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14842 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14843 config/rs6000/e500crtres64gprctr.asm,
14844 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14845 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14846 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14847 config/rs6000/e500crtsav64gprctr.asm,
14848 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14849 config/rs6000/e500crtsavg64gprctr.asm: New files.
14850 * config/rs6000/t-ppccomm: Add build rules for new files.
14851 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14852 * config/rs6000/t-netbsd: Add build rules for new files.
14853 (LIB2FUNCS_STATIC_EXTRA): New variable.
14854 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14855 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14856 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14858 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14860 * config/i386/i386.c (ix86_builtin_type): Add
14861 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14862 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14863 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14864 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14865 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14866 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14867 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14868 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14869 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14870 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14871 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14872 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14873 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14874 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14875 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14876 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14877 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14878 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14879 V1DI_FTYPE_V2SI_V2SI.
14880 (bdesc_2arg): Moved to ...
14881 (bdesc_args): Here.
14882 (ix86_init_mmx_sse_builtins): Updated.
14883 (ix86_expand_args_builtin): Updated. Take a pointer
14884 to const struct builtin_description. Handle comparison
14886 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14887 (ix86_expand_builtin): Updated.
14889 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14890 (ssse3_pmaddubsw128): This.
14891 (ssse3_pmaddubswv4hi3): Renamed to ...
14892 (ssse3_pmaddubsw): This.
14894 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14895 (__builtin_ia32_packssdw128): Likewise.
14896 (__builtin_ia32_packuswb128): Likewise.
14897 (__builtin_ia32_pmaddubsw): Likewise.
14898 (__builtin_ia32_pmaddubsw128): Likewise.
14900 2008-04-30 Richard Guenther <rguenther@suse.de>
14902 PR tree-optimization/14847
14903 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14904 (recognize_bits_test): Use it.
14905 (recognize_single_bit_test): Likewise.
14907 2008-04-30 Martin Jambor <mjambor@suse.cz>
14909 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14910 instead of setting number of formal parameters to zero.
14911 (ipcp_init_stage): Do not set the number of actual parameters to zero
14913 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14914 which are called with variable number of arguments.
14915 (ipcp_insert_stage): Explicitely skipping all nodes which are
14916 called with variable number of arguments.
14917 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14918 number of parameters.
14920 * ipa-prop.h (struct ipa_node_params): Added flag
14921 called_with_var_arguments
14922 (ipa_set_param_count): Added. Changed sole setter to use it.
14923 (ipa_get_param_count): Added. All readers of param_count
14924 converted to use it instead.
14925 (ipa_set_called_with_variable_arg): Added.
14926 (ipa_is_called_with_var_arguments): Added.
14927 (ipa_get_ith_param): Added. All readers of param_decls converted
14929 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14931 (ipa_get_cs_argument_count): Added, all readers of argument_count
14933 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14936 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14937 (struct ipcp_lattice): Renamed cval_type to type
14938 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14940 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14941 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14942 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14943 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14944 (build_const_val): Changed the type of parameter cvalue to tree
14945 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14946 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14948 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14951 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14952 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14953 (ipa_add_method): Renamed to ipa_push_func_to_list
14954 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14955 (ipa_callsite_param_count): Removed.
14956 (ipa_callsite_param_count_set): Removed.
14957 (ipa_callsite_param): Removed.
14958 (ipa_callsite_callee): Removed.
14959 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14960 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14961 (ipa_method_formal_count): Removed.
14962 (ipa_method_formal_count_set): Removed.
14963 (ipa_method_get_tree): Removed.
14964 (ipa_method_tree_map_create): Removed.
14965 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14966 (ipa_create_param_decls_array): Creates the array itself
14967 (ipa_create_param_decls_array): Temporary variable info instead of
14968 a few dereferences.
14969 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14970 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14971 (get_type): Removed.
14972 (ipa_jf_get_info_type): Removed.
14973 (ipa_node_create): Renamed to ipa_create_node_params
14974 (ipa_free): Renamed to ipa_free_all_node_params
14975 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14976 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14977 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14978 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14979 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14980 ipa_free_all_edge_args
14981 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14982 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14983 (ipa_create_methodlist_node): Removed.
14984 (ipa_methodlist_method): Removed.
14985 (ipa_methodlist_method_set): Removed.
14986 (ipa_methodlist_next_method): Removed.
14987 (ipa_methodlist_next_method_set): Removed.
14988 (ipa_method_is_modified): Removed.
14989 (ipa_method_modify_create): Removed.
14990 (ipa_method_modify_init): Temporary variable info instead of a few
14992 (ipa_detect_param_modifications): Temporary variable info instead of
14993 a few dereferences.
14994 (ipa_compute_jump_functions): Temporary variable info instead of
14995 a few dereferences.
14996 (ipa_method_modify_set): Removed.
14997 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14998 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14999 than craph_node as the first parameter.
15000 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
15001 (ipa_method_modify_init): Removed.
15002 (ipa_compute_jump_functions): Added a temp variable instead of
15003 repeatadly dereferencing the cgraph_edge.aux pointer
15004 (ipa_callsite_param_set_type): Removed.
15005 (ipa_compute_jump_functions): i renamed to index and moved to
15007 (ipa_callsite_param_set_info_type_formal): Removed.
15008 (ipa_callsite_param_set_info_type): Removed.
15009 (ipa_callsite_param_map_create): Removed.
15010 (ipa_callsite_tree): Removed.
15011 (ipa_callsite_caller): Removed.
15012 (ipa_pop_func_from_list): return_method removed to return_func
15014 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
15015 prefixed all values with IPA_. Changed all users.
15016 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
15017 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
15018 and FORMAL_IPATYPE IPA_PASS_THROUGH.
15019 (union parameter_info): Renamed to jump_func_value.
15020 (union jump_func_value): Renamed value to constant
15021 (struct ipa_jump_func): Renamed info_type to value
15022 (struct ipa_node): Renamed to ipa_node_params
15023 (struct ipa_node_params): Renamed ipa_arg_num to param_count
15024 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
15025 (struct ipa_node_params): Renamed ipa_mod to modified_flags
15026 (struct ipa_edge): Renamed to ipa_edge_args
15027 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
15028 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
15029 (struct ipa_methodlist): Renamed to ipa_func_list
15030 (struct ipa_func_list): method_p renamed to node, next_method
15032 (ipa_methodlist_p): Removed, switched all users to struct pointer
15033 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
15035 2008-04-30 Alan Modra <amodra@bigpond.net.au>
15037 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
15038 (rs6000_emit_epilogue): Use backchain to restore only when we
15039 have a large frame. Make use of frame pointer to restore if we
15040 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
15042 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
15044 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15045 Add mode to zero_extract.
15046 (sign bit tests peepholes): (Ditto.).
15048 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
15050 * config/i386/i386.c (ix86_builtins): Replace Prescott New
15051 Instructions in comments with SSE3.
15052 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
15053 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
15054 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
15055 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
15056 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
15057 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
15058 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
15059 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
15060 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
15061 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
15062 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
15063 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
15064 (bdesc_sse_args): Renamed to ...
15065 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
15066 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
15067 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
15068 IX86_BUILTIN_FABSQ.
15069 (bdesc_1arg): Moved to ...
15070 (bdesc_args): Here.
15071 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
15072 Instructions in comments with SSE3.
15073 (ix86_expand_sse_operands_builtin): Renamed to ...
15074 (ix86_expand_args_builtin): This. Updated.
15075 (ix86_expand_unop1_builtin): Update comments.
15076 (ix86_expand_builtin): Updated.
15078 2008-04-29 Richard Guenther <rguenther@suse.de>
15080 PR tree-optimization/36078
15081 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
15082 Update virtual SSA form after cleaning up the CFG.
15084 2008-04-29 Richard Guenther <rguenther@suse.de>
15086 PR middle-end/15255
15087 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
15089 2008-04-29 Richard Guenther <rguenther@suse.de>
15091 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
15092 (compute_may_aliases): Do not call finalize_ref_all_pointers.
15093 (compute_flow_insensitive_aliasing): Do not treat
15094 PTR_IS_REF_ALL pointers special.
15095 (get_smt_for): Likewise.
15096 (may_alias_p): Re-structure.
15097 (is_escape_site): A ref-all pointer conversion is not an escape site.
15098 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
15099 PTR_IS_REF_ALL pointers special.
15100 * tree-ssa-structalias.h (struct alias_info): Remove
15101 ref_all_symbol_mem_tag field.
15102 (PTR_IS_REF_ALL): Remove.
15104 2008-04-29 Richard Guenther <rguenther@suse.de>
15106 PR middle-end/36077
15107 * fold-const.c (extract_muldiv_1): In combining division constants
15108 make sure to never overflow.
15110 2008-04-29 Nick Clifton <nickc@redhat.com>
15112 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
15114 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15117 * optc-gen.awk: Work around HP-UX/IA awk bug.
15119 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
15121 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
15124 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15127 * config/i386/i386.md
15128 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
15129 Change operand 1 predicate to nonimmediate_operand.
15131 2008-04-28 Jakub Jelinek <jakub@redhat.com>
15134 * dwarf2out.c (struct die_struct): Mark as chain_circular through
15136 * gengtype.c (walk_type, write_func_for_structure): Handle
15138 * doc/gty.texi: Document chain_circular.
15140 2008-04-28 Richard Guenther <rguenther@suse.de>
15142 PR tree-optimization/36066
15143 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
15146 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15149 * config/i386/i386.md
15150 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
15151 Use match_scratch instead of match_operand for operands 3 and 4.
15153 2008-04-27 Richard Guenther <rguenther@suse.de>
15155 PR tree-optimization/18754
15156 PR tree-optimization/34223
15157 * tree-pass.h (pass_complete_unrolli): Declare.
15158 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
15159 loop size before and after unconditionally of UL_NO_GROWTH in effect.
15160 Rewrite loop into loop closed SSA form if it is not already.
15161 (tree_unroll_loops_completely): Re-structure to iterate over
15162 innermost loops with intermediate CFG cleanups.
15163 Unroll outermost loops only if requested or the code does not grow
15165 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
15166 loops are available.
15167 (tree_vectorize): Instead do so here.
15168 (tree_complete_unroll): Also unroll outermost loops.
15169 (tree_complete_unroll_inner): New function.
15170 (gate_tree_complete_unroll_inner): Likewise.
15171 (pass_complete_unrolli): New pass.
15172 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
15173 uses outside of the loop.
15174 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
15175 form if it is available.
15176 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
15177 * passes.c (init_optimization_passes): Schedule complete inner
15178 loop unrolling pass before the first CCP pass after final inlining.
15180 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
15182 * targhooks.h (default_emutls_var_fields,
15183 default_emutls_var_init): Declare.
15184 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
15185 * target.h (struct gcc_target): Add struct emutls member.
15186 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
15187 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
15188 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
15189 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
15190 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
15191 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
15192 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
15193 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
15194 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
15195 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
15196 emit debug information.
15197 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
15198 * varasm.c: Include targhooks.h.
15199 (emutls_object_section, emutls_tmpl_section): New.
15200 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
15201 (EMUTLS_SEPARATOR): New.
15202 (prefix_name): New.
15203 (get_emutls_object_name): New.
15204 (default_emutls_var_fields): New, broken out of ...
15205 (get_emutls_object_type): ... here. Adjust to use target hooks.
15206 (get_emutls_init_templ_addr): Adjust to use target hooks.
15207 (emutls_decl): Adjust to use target hooks.
15208 (emutls_finish): Likewise.
15209 (default_emutls_var_init): New, broken out of ...
15210 (assemble_variable): ... here. Adjust to use target hooks.
15211 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
15212 SECCAT_EMUTLS_TMPL.
15213 * c-common.c (handle_section_attribute): Prevent overriding
15214 sections for emulated tls with special sections.
15215 * config/i386/i386.c (x86_64_elf_select_section): Add
15216 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
15217 (x86_64_elf_unique_section): Likewise.
15218 * config/vxworks.c: Include tree.h.
15219 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
15220 (vxworks_override_options): Set TLS scheme.
15221 * doc/tm.texi (Emulated TLS): New node.
15223 2008-04-26 Simon Baldwin <simonb@google.com>
15226 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
15227 with propagated string constants.
15229 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
15231 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
15232 constraint for operand 2 when operand 0 is memory operand.
15233 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
15234 operand 0 is memory operand.
15235 (fix_trunc<mode>_i387_with_temp): Ditto.
15236 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
15237 operand 2 when operand 1 is memory operand.
15238 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
15239 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
15240 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
15241 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15242 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
15243 operands 2,3 and 4 when operand 1 is memory operand.
15244 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
15246 (fistdi2_floor_with_temp): Ditto.
15247 (fist<mode>2_floor_with_temp): Ditto.
15248 (fistdi2_ceil_with_temp): Ditto.
15249 (fist<mode>2_ceil_with_temp): Ditto.
15250 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
15252 2008-04-26 David Daney <ddaney@avtrex.com>
15254 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
15256 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
15257 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15258 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15259 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
15260 (compare_and_swap_12): New insn.
15261 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
15262 * config/mips/mips.c (mips_force_binary): New function.
15263 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
15264 (mips_expand_compare_and_swap_12): New function.
15265 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
15267 2008-04-25 Jan Hubicka <jh@suse.cz>
15270 * cfgexpand.c (pass_expand): Turn into RTL pass.
15271 * passes.c (execute_one_pass): Do pass typechecking after execution.
15272 * tree-pass.h (pass_expand): Turn into RTL pass.
15274 * function.h (struct rtl_data): Move here fields
15275 accesses_prior_frames, calls_eh_return, saves_all_registers,
15276 has_nonlocal_goto, has_asm_statement, is_thunk,
15277 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
15278 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
15279 arg_pointer_save_area_init from struct function; turn into bool.
15280 (struct function): Move
15281 calls_eh_return, saves_all_registers, has_nonlocal_goto,
15282 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
15283 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
15284 tail_call_emit, arg_pointer_save_area_init
15285 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
15286 (current_function_returns_struct, current_function_returns_pcc_struct,
15287 current_function_calls_setjmp, current_function_calls_alloca,
15288 current_function_accesses_prior_frames,
15289 current_function_calls_eh_return, current_function_is_thunk,
15290 current_function_stdarg, current_function_profile,
15291 current_function_limit_stack, current_function_uses_pic_offset_table,
15292 current_function_uses_const_pool, current_function_has_nonlocal_label,
15293 current_function_saves_all_registers,
15294 current_function_has_nonlocal_goto,
15295 current_function_has_asm_statement): Remove accesor macros.
15296 * ra-conflict.c (global_conflicts): Update.
15297 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
15298 (suitable_for_tail_call_opt_p): Update.
15299 * builtins.c (expand_builtin_return_addr): Update.
15300 (expand_builtin_setjmp_setup): Update.
15301 (expand_builtin_nonlocal_goto): Update.
15302 * final.c (final_start_function): Update.
15303 (profile_function): Update.
15304 (leaf_function_p): Update.
15305 (only_leaf_regs_used): Update.
15306 * df-scan.c (df_get_exit_block_use_set): Update.
15307 * dojump.c (clear_pending_stack_adjust): Update.
15308 * tree-stdarg.c (gate_optimize_stdarg): Update.
15309 * gimple-low.c (lower_function_body): Update.
15310 * global.c (compute_regsets): Update.
15311 (global_alloc): Update.
15312 * dwarf2out.c (dwarf2out_begin_prologue): Update.
15313 * expr.c (expand_assignment): Update.
15314 * dse.c (dse_step0): Update.
15315 (dse_step1): Update.
15316 * c-decl.c (store_parm_decls): Update.
15317 * local-alloc.c (combine_regs): Update.
15318 (find_free_reg): Update.
15319 * function.c (assign_parms_augmented_arg_list): Update.
15320 (assign_parm_find_data_types): Update.
15321 (assign_parms): Update.
15322 (allocate_struct_function): Update.
15323 (expand_function_start): Update.
15324 (expand_function_end): Update.
15325 (get_arg_pointer_save_area): Update.
15326 (thread_prologue_and_epilogue_insns): Update.
15327 (rest_of_match_asm_constraints): Update.
15328 * stor-layout.c (variable_size): Update.
15329 * gcse.c (gcse_main): Update.
15330 (bypass_jumps): Update.
15331 * gimplify.c (gimplify_function_tree): Update.
15332 * calls.c (emit_call_1): Update.
15333 (expand_call): Update.
15334 * bt-load.c (compute_defs_uses_and_gen): Update.
15335 * except.c (sjlj_assign_call_site_values): Update.
15336 (sjlj_emit_function_enter): Update.
15337 (can_throw_external): Update.
15338 (set_nothrow_function_flags): Update.
15339 (expand_builtin_unwind_init): Update.
15340 (expand_eh_return): Update.
15341 (convert_to_eh_region_ranges): Update.
15342 (output_function_exception_table): Update.
15343 * emit-rtl.c (gen_tmp_stack_mem): Update.
15344 * cfgexpand.c (expand_used_vars): Update.
15345 (tree_expand_cfg): Update.
15346 * cfgcleanup.c (rest_of_handle_jump): Update.
15347 * explow.c (allocate_dynamic_stack_space): Update.
15348 * varasm.c (assemble_start_function): Update.
15349 (force_const_mem): Update.
15350 (mark_constant_pool): Update.
15351 * tree-optimize.c (tree_rest_of_compilation): Update.
15352 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
15353 * tree-cfg.c (notice_special_calls): Update.
15354 (is_ctrl_altering_stmt): Update.
15355 (tree_can_make_abnormal_goto): Update.
15356 (tree_purge_dead_abnormal_call_edges): Update.
15357 * config/alpha/predicates.md: Update.
15358 * config/alpha/alpha.c (alpha_sa_mask): Update.
15359 (alpha_sa_size): Update.
15360 (alpha_does_function_need_gp): Update.
15361 (alpha_expand_prologue): Update.
15362 (alpha_start_function): Update.
15363 (alpha_output_function_end_prologue): Update.
15364 (alpha_expand_epilogue): Update.
15365 * config/frv/frv.c (frv_stack_info): Update.
15366 (frv_expand_epilogue): Update.
15367 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
15368 (s390_register_info): Update.
15369 (s390_frame_info): Update.
15370 (s390_init_frame_layout): Update.
15371 (s390_can_eliminate): Update.
15372 (save_gprs): Update.
15373 * config/spu/spu.c (spu_split_immediate): Update.
15374 (need_to_save_reg): Update.
15375 (spu_expand_prologue): Update.
15376 (spu_expand_epilogue): Update.
15377 * config/sparc/sparc.md: Update.
15378 * config/sparc/sparc.c (eligible_for_return_delay): Update.
15379 (sparc_tls_got): Update.
15380 (legitimize_pic_address): Update.
15381 (sparc_emit_call_insn): Update.
15382 (sparc_expand_prologue): Update.
15383 (output_return): Update.
15384 (print_operand): Update.
15385 (sparc_function_ok_for_sibcall): Update.
15386 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
15387 * config/m32r/m32r.md: Update.
15388 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
15389 (m32r_compute_frame_size): Update.
15390 (m32r_expand_prologue): Update.
15391 (m32r_expand_epilogue): Update.
15392 (m32r_legitimize_pic_address): Update.
15393 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
15394 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15395 * config/i386/i386.c (ix86_frame_pointer_required): Update.
15396 (gen_push): Update.
15397 (ix86_save_reg): Update.
15398 (ix86_compute_frame_layout): Update.
15399 (ix86_expand_prologue): Update.
15400 (ix86_expand_epilogue): Update.
15401 * config/sh/sh.c (output_stack_adjust): Update.
15402 (calc_live_regs): Update.
15403 (sh5_schedule_saves): Update.
15404 (sh_expand_prologue): Update.
15405 (sh_expand_epilogue): Update.
15406 (sh_setup_incoming_varargs): Update.
15407 (sh_allocate_initial_value): Update.
15408 (sh_get_pr_initial_val): Update.
15409 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
15410 * config/sh/sh.md (label:): Update.
15411 * config/avr/avr.c (out_movhi_mr_r): Update.
15412 * config/crx/crx.h (enum): Update.
15413 * config/xtensa/xtensa.h (along): Update.
15414 * config/stormy16/stormy16.c Update.
15415 (xstormy16_compute_stack_layout): Update.
15416 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
15417 (fr30_expand_prologue): Update.
15418 * config/cris/cris.c (cris_conditional_register_usage): Update.
15419 (cris_reg_saved_in_regsave_area): Update.
15420 (cris_initial_frame_pointer_offset): Update.
15421 (cris_simple_epilogue): Update.
15422 (cris_expand_prologue): Update.
15423 (cris_expand_epilogue): Update.
15424 (cris_expand_pic_call_address): Update.
15425 (cris_asm_output_symbol_ref): Update.
15426 (cris_asm_output_label_ref): Update.
15427 * config/cris/cris.md Update.
15428 * config/iq2000/iq2000.c (compute_frame_size): Update.
15429 (iq2000_expand_epilogue): Update.
15430 * config/mt/mt.h (save_direction): Update.
15431 * config/mn10300/mn10300.c (mn10300_function_value): Update.
15432 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15433 (ia64_secondary_reload_class): Update.
15434 * config/m68k/m68k.c (m68k_save_reg): Update.
15435 (m68k_expand_prologue): Update.
15436 (m68k_expand_epilogue): Update.
15437 (legitimize_pic_address): Update.
15438 * config/rs6000/rs6000.c (rs6000_got_register): Update.
15439 (first_reg_to_save): Update.
15440 (first_altivec_reg_to_save): Update.
15441 (compute_vrsave_mask): Update.
15442 (compute_save_world_info): Update.
15443 (rs6000_stack_info): Update.
15444 (spe_func_has_64bit_regs_p): Update.
15445 (rs6000_ra_ever_killed): Update.
15446 (rs6000_emit_eh_reg_restore): Update.
15447 (rs6000_emit_allocate_stack): Update.
15448 (rs6000_emit_prologue): Update.
15449 (rs6000_emit_epilogue): Update.
15450 (rs6000_output_function_epilogue): Update.
15451 (output_profile_hook): Update.
15452 (rs6000_elf_declare_function_name): Update.
15453 * config/rs6000/rs6000.h (rs6000_args): Update.
15454 * config/rs6000/rs6000.md: Update.
15455 * config/mcore/mcore.c (mcore_expand_prolog): Update.
15456 * config/arc/arc.c (arc_output_function_epilogue): Update.
15457 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
15458 * config/darwin.c (machopic_function_base_name): Update.
15459 * config/score/score3.c (score3_compute_frame_size): Update.
15462 (score3_epilogue): Update.
15463 * config/score/score7.c (score7_compute_frame_size): Update.
15464 (score7_prologue): Update.
15465 (score7_epilogue): Update.
15466 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
15467 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15468 * config/arm/arm.c (use_return_insn): Update.
15469 (require_pic_register): Update.
15470 (arm_load_pic_register): Update.
15471 (arm_compute_save_reg0_reg12_mask): Update.
15472 (arm_compute_save_reg_mask): Update.
15473 (thumb1_compute_save_reg_mask): Update.
15474 (output_return_instruction): Update.
15475 (arm_output_function_prologue): Update.
15476 (arm_output_epilogue): Update.
15477 (arm_get_frame_offsets): Update.
15478 (arm_expand_prologue): Update.
15479 (thumb_pushpop): Update.
15480 (thumb_exit): Update.
15481 (thumb1_expand_prologue): Update.
15482 (thumb1_expand_epilogue): Update.
15483 (arm_unwind_emit): Update.
15484 (arm_output_fn_unwind): Update.
15485 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
15486 * config/arm/arm.md: Update.
15487 * config/pa/pa.md: Update.
15488 * config/pa/pa.c (legitimize_pic_address): Update.
15489 (compute_frame_size): Update.
15490 (hppa_expand_prologue): Update.
15491 (hppa_expand_epilogue): Update.
15492 (borx_reg_operand): Update.
15493 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15494 (HARD_REGNO_RENAME_OK): Update.
15495 * config/mips/mips.c (mips_global_pointer): Update.
15496 (mips_save_reg_p): Update.
15497 (mips_compute_frame_info): Update.
15498 (mips_frame_pointer_required): Update.
15499 (mips_expand_prologue): Update.
15500 (mips_expand_epilogue): Update.
15501 (mips_can_use_return_insn): Update.
15502 (mips_reorg_process_insns): Update.
15503 * config/v850/v850.c (compute_register_save_size): Update.
15504 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15505 * config/mmix/mmix.c (along): Update.
15506 (mmix_expand_epilogue): Update.
15507 * config/bfin/bfin.c (legitimize_pic_address): Update.
15508 (must_save_p): Update.
15509 (stack_frame_needed_p): Update.
15510 (add_to_reg): Update.
15511 (bfin_expand_prologue): Update.
15512 * stmt.c (expand_asm_operands): Update.
15513 * reload1.c (reload): Update.
15514 (init_elim_table): Update.
15516 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15518 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15520 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15522 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15523 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15524 (mov<mode>): Removed.
15525 (*movv4sf_internal): Likewise.
15526 (*movv2df_internal): Likewise.
15528 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15530 * config.gcc (crx-*-elf): Remove deprecation.
15532 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15534 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15535 __gcc_deregister_frame with atexit.
15536 (deregister_frame_dtor): Remove.
15538 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15539 Nathan Sidwell <nathan@codesourcery.com>
15541 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15543 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15544 (rs6000_isel): Likewise.
15545 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15546 (rs6000_isel): New variable.
15547 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15549 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15552 * c-common.c (handle_vector_size_attribute): Call
15553 lang_hooks.types.reconstruct_complex_type instead of
15554 reconstruct_complex_type.
15555 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15556 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15557 * langhooks.h (struct lang_hooks_for_types): Add
15558 reconstruct_complex_type hook.
15559 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15560 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15562 2008-04-24 Richard Guenther <rguenther@suse.de>
15564 * c-common.h (check_builtin_function_arguments): Declare.
15565 * c-common.c (validate_nargs): New function.
15566 (check_builtin_function_arguments): Likewise.
15567 * c-typeck.c (build_function_call): Call
15568 check_builtin_function_arguments.
15569 * builtins.c (fold_builtin_classify): Remove error reporting code.
15570 (fold_builtin_unordered_cmp): Likewise.
15571 (fold_builtin_1): Likewise.
15572 (fold_builtin_n): Likewise.
15574 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15576 PR tree-optimization/36008
15577 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15578 the original op1, rather than delta by step.
15580 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15581 Sebastian Pop <sebastian.pop@amd.com>
15583 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15584 eliminate_local_variables_stmt, eliminate_local_variables,
15585 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15586 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15587 of code delimited by two edges in the CFG.
15588 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15589 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15590 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15591 the case of parallelisation of reductions.
15592 (expr_invariant_in_region_p): New.
15594 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15595 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15597 2008-04-24 Ira Rosen <irar@il.ibm.com>
15598 Richard Guenther <rguenther@suse.de>
15600 PR tree-optimization/36034
15601 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15602 incapable of dealing with loads with gaps.
15604 2008-04-24 Rafael Espíndola <espindola@google.com>
15606 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15607 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15608 vrp_evaluate_conditional.
15609 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15610 (vrp_evaluate_conditional): Split the cond argument.
15611 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15612 (simplify_stmt_for_jump_threading): Update call to
15613 vrp_evaluate_conditional.
15615 2008-04-24 Ira Rosen <irar@il.ibm.com>
15617 PR tree-optimization/35982
15618 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15619 interleaved data-refs are of the same type.
15621 2008-04-24 Danny Smith <dannysmith@users.net>
15623 * c-format.c (check_format_info_main): Use strncmp rather than a
15624 magic prefix to handle multichar length specs.
15625 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15626 Don't prefix "I64" and "I32" with '\0'.
15628 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15631 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15632 in registers for -m32 only if stdarg_p (fntype).
15634 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15636 PR rtl-optimization/36006
15637 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15638 temp to op0 in order to avoid invalid rtx sharing.
15640 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15642 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15643 check TREE_INVARIANT.
15644 * tree-gimple.c (is_gimple_address): New.
15645 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15646 * tree-gimple.h (is_gimple_address): New.
15647 * tree.h (decl_address_invariant_p): New.
15648 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15649 (build_string): Likewise.
15650 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15651 (tree_invariant_p_1): Likewise.
15652 (save_expr): Use it.
15653 (tree_invariant_p): New.
15654 (skip_simple_arithmetic): Use it.
15655 (stabilize_reference_1): Use it.
15656 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15658 (build1_stat): Drop code to compute TREE_INVARIANT.
15659 (build2_stat): Drop code to compute TREE_INVARIANT.
15660 (build3_stat): Drop code to compute TREE_INVARIANT.
15661 (build4_stat): Drop code to compute TREE_INVARIANT.
15662 (build5_stat): Drop code to compute TREE_INVARIANT.
15663 (build7_stat): Drop code to compute TREE_INVARIANT.
15664 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15665 * tree.h (struct tree_base): Remove invariant_flag.
15666 (TREE_INVARIANT): Remove.
15667 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15668 (fold_builtin_expect): Check TREE_CONSTANT.
15669 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15670 * c-tree.h (c_expr_to_decl): Drop third parameter.
15671 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15672 (build_c_cast): Don't set TREE_INVARIANT.
15673 (pop_init_level): Don't set TREE_INVARIANT.
15674 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15675 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15677 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15678 (gimplify_addr_expr): Adjust comment.
15679 * tree-mudflap.c (mf_build_string):
15680 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15681 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15682 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15683 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15684 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15685 * langhooks.h (struct lang_hooks): Drop third parameter from
15688 2008-04-23 Richard Guenther <rguenther@suse.de>
15690 PR tree-optimization/27799
15691 PR tree-optimization/32921
15692 PR tree-optimization/32624
15693 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15694 SMTs aliases and the tag itself into the solution.
15695 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15696 merge the points-to solution back into the SMT aliases.
15697 (may_alias_p): Use alias_set_subset_of instead of
15698 aliases_conflict_p. A pointer which points to
15699 memory with alias set zero may access any variable.
15701 2008-04-23 Richard Guenther <rguenther@suse.de>
15703 * alias.c (alias_set_subset_of): Correctly handle asking
15704 if zero is a subset of an alias set with zero child.
15705 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15706 (compute_flow_insensitive_aliasing): Correctly walk all
15707 pointers. Do not unnecessarily union sets.
15709 2008-04-23 Richard Guenther <rguenther@suse.de>
15711 PR middle-end/36021
15712 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15714 2008-04-22 Tomas Bily <tbily@suse.cz>
15716 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15718 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15720 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15721 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15722 * tree-inline.c (estimate_num_insns_1): Likewise.
15723 * varasm.c (const_hash_1, compare_constant, copy_constant)
15724 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15725 * emit-rtl.c (component_ref_for_mem_expr)
15726 (set_mem_attributes_minus_bitpos): Likewise.
15727 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15728 (is_aligning_offset): Likewise.
15729 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15730 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15731 * dojump.c (do_jump): Likewise.
15732 * builtins.c (get_pointer_alignment, get_memory_rtx)
15733 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15734 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15736 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15738 PR rtl-optimization/36017
15739 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15740 expanding the library call.
15742 2008-04-22 Ian Lance Taylor <iant@google.com>
15744 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15745 than size_in_bytes.
15747 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15749 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15750 of LR/CTR moves for Power6.
15752 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15754 PR middle-end/36003
15755 * passes.c (init_optimization_passes): Remove
15756 pass_fast_rtl_byte_dce.
15758 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15761 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15762 builtin functions to generate faster code.
15763 (_mm_cvtpu16_ps): Ditto.
15764 (_mm_cvtpi32x2_ps): Ditto.
15766 2008-04-22 Nick Clifton <nickc@redhat.com>
15768 * common.opt (ftree-loop-distribution): Add Optimization
15771 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15772 (frv_expand_builtin_va_start): Likewise.
15774 * config/arm/arm.c (thumb_find_work_register): Fix location of
15775 argument register count.
15777 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15779 Support scheduling for ColdFire V1 and V3 microarchitecture.
15780 Improve scheduling of multiplication instructions.
15782 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15783 (mac): New instruction attribute.
15784 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15785 (m68k_sched_mac): New variable.
15786 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15787 Handle cfv1 and cfv3.
15788 (max_insn_size): New static variable.
15789 (struct _sched_ib): New type.
15790 (sched_ib): New static variable.
15791 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15792 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15793 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15795 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15796 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15797 new variables. Update.
15798 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15799 Add modeling of cfv3 instruction buffer. Update.
15800 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15801 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15802 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15803 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15804 a particular reservation applies to.
15805 (type2): Reorganize attribute values. Rename alu to alu_reg,
15806 alu_l to alu, move_l to omove. Join move to alu. Split mul
15807 to mul_l and mul_w.
15808 (cf_ib_*): Simplify description of instruction buffer.
15809 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15810 (cf_mem): Split into cf_mem1 and cf_mem2.
15811 (cf_v2_move_??): Rename to cfv12_alu_??.
15812 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15813 (cf_v2_mul_??): Remove reservations.
15814 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15815 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15816 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15818 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15819 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15820 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15821 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15822 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15823 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15824 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15825 expansions of the above reservations for instructions of sizes
15828 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15830 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15832 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15834 * coverage.c: Include tree-pass.h.
15835 (coverage_counter_alloc): Print da_file_name to the dump file.
15837 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15839 * sbitmap.c (sbitmap_range_empty_p): New function.
15840 * sbitmap.h (sbitmap_range_empty_p): New function.
15841 * bitmap.h: Now includes obstack.h.
15843 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15844 Kenneth Zadeck <zadeck@naturalbridge.com>
15846 * dbgcnt.def (ra_byte_scan): Added.
15847 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15848 when the last hit happens for a counter.
15849 * timevar.def (TV_DF_BYTE_LR): New variable.
15850 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15851 * passes.c (pass_fast_rtl_byte_dce): New pass.
15852 * fwprop.c (update_df): Added mode to call df_ref_create.
15853 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15854 DF_REF_EXTRACT_OFFSET.
15855 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15856 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15858 (df_ref_extract): Added mode field.
15859 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15860 DF_REF_EXTRACT_OFFSET.
15861 (DF_REF_EXTRACT_MODE): New macro.
15862 (df_byte_lr_bb_info): New structure.
15863 (df_print_byte_regset, df_compute_accessed_bytes,
15864 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15865 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15866 df_byte_lr_simulate_uses,
15867 df_byte_lr_simulate_artificial_refs_at_top,
15868 df_byte_lr_simulate_artificial_refs_at_end,
15869 df_compute_accessed_bytes): New function.
15870 (df_ref_create): Add parameter.
15871 (df_byte_lr_get_bb_info): New inline function.
15872 * df-scan.c (df_ref_record, df_uses_record,
15873 df_ref_create_structure): Added mode parameter.
15874 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15875 df_defs_record, df_uses_record, df_get_conditional_uses,
15876 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15877 df_entry_block_defs_collect, df_exit_block_uses_collect):
15878 Added mode parameter to calls to df_ref_record, df_uses_record,
15879 df_ref_create_structure.
15880 (df_ref_equal_p, df_ref_compare): Added test for modes.
15881 (df_ref_create_structure): Added code to set mode. Renamed
15882 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15883 DF_REF_EXTRACT_OFFSET.
15884 * df-core.c (df_print_byte_regset): New function.
15885 * df-byte-scan.c: New file.
15886 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15887 calls to BITMAP_FREE.
15888 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15889 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15890 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15891 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15892 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15893 df_byte_lr_local_compute, df_byte_lr_init,
15894 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15895 df_byte_lr_transfer_function, df_byte_lr_free,
15896 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15897 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15898 df_byte_lr_simulate_uses,
15899 df_byte_lr_simulate_artificial_refs_at_top,
15900 df_byte_lr_simulate_artificial_refs_at_end): New function.
15901 * dce.c (byte_dce_process_block): New function.
15902 (dce_process_block): au is now passed in rather than computed
15903 locally. Changed loops that look at artificial defs to not look
15904 for conditional or partial ones, because there never are any.
15905 (fast_dce): Now is able to drive byte_dce_process_block or
15906 dce_process_block depending on the kind of dce being done.
15907 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15908 (rest_of_handle_fast_byte_dce): New function.
15909 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15910 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15912 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15915 * gcc.h: Added fortran options that take arguments to
15916 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15919 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15921 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15922 scalarization if on the LHS and not a full access.
15924 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15926 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15928 2008-04-18 Rafael Espíndola <espindola@google.com>
15930 * tree-vrp.c (find_case_label_index): Fix the binary search.
15931 (find_case_label_range): New.
15932 (vrp_visit_switch_stmt): Use find_case_label_range.
15933 (simplify_switch_using_ranges): Use find_case_label_range.
15935 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15937 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15938 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15940 2008-04-18 Tom Tromey <tromey@redhat.com>
15943 * doc/cpp.texi (Implementation-defined behavior): Mention
15946 2008-04-18 Ian Lance Taylor <iant@google.com>
15948 * fold-const.c (pointer_may_wrap_p): New static function.
15949 (fold_comparison): Add another test for pointer overflow. Use
15950 pointer_may_wrap_p to disable some false positives.
15952 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15954 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15955 (fname_as_string): Match updated cpp_interpret_string prototype.
15956 (fix_string_type): Support char16_t* and char32_t*.
15957 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15958 derivative) nodes. Register as builtin if C++0x.
15959 (c_parse_error): Support CPP_CHAR{16,32}.
15960 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15961 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15962 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15963 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15964 CTI_CHAR32_ARRAY_TYPE>: New elements.
15965 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15966 char32_type_node, signed_char32_type_node, char16_array_type_node,
15967 char32_array_type_node): New defines.
15968 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15969 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15970 (lex_string): Support CPP_STRING{16,32}, match updated
15971 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15972 (lex_charconst): Support CPP_CHAR{16,32}.
15973 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15974 and CPP_STRING{16,32}.
15976 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15979 * aclocal.m4: Regenerate.
15980 * configure: Regenerate.
15982 2008-04-18 Jan Hubicka <jh@suse.cz>
15984 * except.c (dw2_size_of_call_site_table,
15985 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15987 * cgraphbuild.c (build_cgraph_edges): Update.
15988 * tree-pass.h: Update comment.
15989 * final.c (leaf_function_p): Update.
15990 (leaf_renumber_regs): Update.
15991 (rest_of_clean_state): Update.
15992 * omp-low.c (expand_omp_parallel): Update.
15993 * ipa-reference.c (analyze_function): Update.
15994 * reorg.c (find_end_label): Update.
15995 (optimize_skip): Update.
15996 (fill_simple_delay_slots): Update.
15997 (fill_simple_delay_slots): Update.
15998 (make_return_insns): Update.
15999 (dbr_schedule): Update.
16000 * gimple-low.c (record_vars_into): Update.
16001 * cfgbuild.c (make_edges): Update.
16002 * function.c (assign_stack_local): Update.
16003 (assign_parm_adjust_stack_rtl): Update.
16004 (locate_and_pad_parm): Update.
16005 (allocate_struct_function): Do not initialize stack_alignment_needed
16006 and preferred_stack_boundary here.
16007 (stack_protect_prologue): Update.
16008 (stack_protect_epilogue): Update.
16009 (expand_function_start): Initialize stack_alignment_needed,
16010 preferred_stack_boundary and max_jumptable_ents.
16011 (expand_function_end): Update.
16012 (free_after_compilation): Do not NULLify epilogue_delay_list.
16013 * function.h (struct rtl_data): Add stack_protect_guard,
16014 stack_alignment_needed,
16015 preferred_stack_boundary, epilogue_delay_list.
16016 (struct function): Remove value_histograms, stack_alignment_needed,
16017 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
16019 unexpanded_var_list, stack_protect_guard.
16020 (current_function_epilogue_delay_list): Remove.
16021 * ipa-type-escape.c (analyze_function): Update.
16022 * gimplify.c (pop_gimplify_context): Update comment.
16023 * calls.c (expand_call): Update.
16024 (emit_library_call_value_1): Update.
16025 * except.c (set_nothrow_function_flags): Update.
16026 * cfgexpand.c (get_decl_align_unit): Update.
16027 (create_stack_guard): Update.
16028 (estimated_stack_frame_size): Update.
16029 (expand_used_vars): Update.
16030 (tree_expand_cfg): Free histogram earliers, init expansion variables.
16031 * explow.c (allocate_dynamic_stack_space): Update.
16032 * tree-ssa-live.c (remove_unused_locals): Update.
16033 * varasm.c (mark_constant_pool): Update.
16034 * tree-inline.c (remap_decls): Update.
16035 (initialize_cfun): Update.
16036 (declare_return_variable): Update.
16037 (inline_forbidden_p): Update.
16038 (expand_call_inline): Update.
16039 (declare_inline_vars): Update.
16040 (tree_function_versioning): Update.
16041 * tree-flow.h (value_histograms): New.
16042 (VALUE_HISTOGRAMS): New macro.
16043 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
16045 * tree-cfg.c (set_bb_for_stmt): Update.
16046 (replace_by_duplicate_decl): Update.
16047 (move_block_to_fn): Update.
16048 (new_label_mapper): Update.
16049 (dump_function_to_file): Update.
16050 * ipa-struct-reorg.c (build_data_structure): Update.
16051 * cfgrtl.c (print_rtl_with_bb): Update.
16052 * reload1.c (reload): Update.
16054 * config/i386/i386.c (setup_incoming_varargs_64,
16055 ix86_compute_frame_layout): Update.
16056 * config/arc/arc.c (arc_output_function_epilogue): Update.
16058 2008-04-18 Marius Strobl <marius@FreeBSD.org>
16060 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
16061 for FreeBSD as well.
16062 * gthr-posix95.h: Likewise.
16064 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
16066 PR rtl-optimization/35838
16067 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
16068 out the byte offset of the first subreg.
16070 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
16072 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
16073 to split_ti instead of three separate calls with single member arrays.
16074 (subti3 splitter): Ditto.
16075 (adddi3 splitter): Ditto with split_di.
16076 (subdi3 splitter): Ditto.
16077 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
16078 two separate calls with single member arrays. Swap match_dup
16079 operands 1 and 2 to better fit into the array.
16080 (negdi2 splitter): Ditto with split_di.
16081 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
16082 two separate calls with single member arrays. Swap match_dup operands
16083 6 and 7 to better fit into the array.
16085 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
16087 * config/i386/i386.c (sse_builtin_type): New.
16088 (bdesc_sse_args): Likewise.
16089 (bdesc_sse_3arg): Removed.
16090 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16091 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
16092 IX86_BUILTIN_ROUNDPS.
16093 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
16094 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
16095 IX86_BUILTIN_ROUNDPS.
16096 (ix86_expand_sse_4_operands_builtin): Removed.
16097 (ix86_expand_sse_operands_builtin): New.
16098 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
16099 and CODE_FOR_sse4_1_roundps.
16100 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16101 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
16103 2008-04-17 Alan Modra <amodra@bigpond.net.au>
16106 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
16107 regs before frame pop when needed. If use_backchain_to_restore_sp
16108 then load backchain into a temp reg to restore vr and vrsave. Add
16109 code to restore vr after frame pop if possible.
16111 2008-04-17 Richard Guenther <rguenther@suse.de>
16113 * tree-vn.c (expressions_equal_p): Do not check type
16114 equality or compatibility before calling operand_equal_p.
16115 * fold-const.c (operand_equal_p): Check equivalence of
16116 integer constants before bailing out due to signedness or
16117 precision differences.
16118 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
16119 spurious differences in type qualification. Ignore types
16120 for COMPONENT_REFs at all.
16122 2008-04-17 Christian Bruel <christian.bruel@st.com>
16124 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
16125 msw_skip comparison.
16127 2008-04-16 Jakub Jelinek <jakub@redhat.com>
16130 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
16133 PR tree-optimization/35899
16134 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
16135 rather than TREE_OPERAND.
16137 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
16140 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
16141 temporary registers. Change operand predicate to general_operand.
16142 (remainderxf3): Ditto.
16144 2008-04-16 Richard Guenther <rguenther@suse.de>
16146 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
16147 * tree-affine.c (aff_combination_expand): Look through some
16150 2008-04-15 Doug Kwan <dougkwan@google.com>
16152 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
16154 * tree-pretty-print.c (dump_generic_node): Ditto.
16155 * final.c (output_addr_const): Ditto.
16156 * dwarf2out.c (output_cfi): Ditto.
16157 * c-pretty-print.c (pp_c_integer_constant): Ditto.
16158 * print-rtl.c (print_rtx): Ditto.
16159 * print-tree.c (print_node_brief, print_node): Ditto.
16160 * c-common.c (match_case_to_enum_1): Ditto.
16161 * sched-vis.c (print_value): Ditto.
16162 * config/i386/i386.c (print_operand): Cast to long unsigned int
16165 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
16166 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
16167 MS Windows VirtualProtect function.
16169 2008-04-15 Jan Hubicka <jh@suse.cz>
16171 * gengtype.c (write_root): Param_is argument is OK.
16172 * expr.c (expand_expr_real_1): Update call of get_exception_*.
16173 * function.h: Include varray.h
16174 (rtl_eh): New stucture based on except.c one.
16175 (call_site_record): New forward declaration and vector type.
16176 * calls.c (emit_call_1): Do not call
16177 note_current_region_may_contain_throw.
16178 * except.c (eh_status): Remove cur_region, try_region since they are
16180 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
16181 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
16182 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
16183 Remove call_site_data_used, call_site_data_size.
16184 Turn call_site_record into vector in function.h.
16185 (note_current_region_may_contain_throw): Remove.
16186 (get_exception_pointer, get_exception_filter): Do not take struct
16187 function argument; update.
16188 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
16189 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
16190 build_post_landing_pads, dw2_build_landing_pads,
16191 sjlj_assign_call_site_values, sjlj_mark_call_sites,
16192 sjlj_emit_function_enter, sjlj_emit_function_enter,
16193 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
16194 sjlj_build_landing_pads, finish_eh_generation,
16195 remove_exception_handler_label, remove_eh_handler,
16196 maybe_remove_eh_handler, add_reachable_handler,
16197 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
16198 add_action_record, collect_one_action_chain, add_call_site,
16199 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
16200 sjlj_output_call_site_table, output_function_exception_table,
16201 * except.h (note_current_region_may_contain_throw): Remove
16202 (get_exception_pointer, get_exception_filter): Do not take struct
16204 * Makefile.in (GTFILES): Put varargs before struct function.
16206 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16208 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
16209 punt for STRING_CST.
16210 (get_constraint_for): Deal with STRING_CST here instead.
16212 2008-04-15 Richard Guenther <rguenther@suse.de>
16214 * tree-ssa-propagate.c (substitute_and_fold): Substitute
16215 statements in a basic-block with a backward walk. Do not
16216 substitute into dead statements but instead remove those.
16218 2008-04-15 Richard Guenther <rguenther@suse.de>
16220 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
16221 to zero, thus disable creation of SFTs.
16223 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16225 * tree-predcom.c (suitable_reference_p): Return false if the
16226 reference can throw.
16228 2008-04-15 Jakub Jelinek <jakub@redhat.com>
16231 * c-decl.c (finish_decl): If extern or static var has variable
16232 size, set TREE_TYPE (decl) to error_mark_node.
16234 2008-04-15 Rafael Espíndola <espindola@google.com>
16236 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
16239 2008-04-15 Richard Guenther <rguenther@suse.de>
16241 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
16242 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
16243 (visit_reference_op_load): Do walk vuse-vdef chains on
16244 vn_reference_lookup.
16245 (visit_reference_op_store): But do not here.
16246 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
16247 vn_reference_lookup.
16248 (vn_lookup_with_vuses): But do so here.
16250 2008-04-14 Ian Lance Taylor <iant@google.com>
16252 * fold-const.c (fold_overflow_warning): Remove assertion.
16254 2008-04-15 Ben Elliston <bje@au.ibm.com>
16256 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
16257 temp1 local variables.
16259 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
16262 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
16263 ".text.unlikely" section as executable.
16265 2008-04-14 James E. Wilson <wilson@tuliptree.org>
16267 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16268 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
16269 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
16270 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
16271 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
16272 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
16273 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
16275 2008-04-14 Ian Lance Taylor <iant@google.com>
16277 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
16278 * fold-const.c (fold_comparison): If appropriate, test
16279 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
16280 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
16281 reassociating a pointer type.
16282 * doc/invoke.texi (Optimize Options): Document that
16283 -fstrict-overflow applies to pointer wraparound.
16285 2008-04-13 Jan Hubicka <jh@suse.cz>
16287 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
16289 2008-04-12 Andrew Pinski <pinskia@gmail.com>
16291 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
16292 we are going to "save the world".
16294 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
16296 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
16297 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
16298 operand 0 constraint, not "=".
16300 2008-04-11 James E. Wilson <wilson@tuliptree.org>
16302 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
16304 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16306 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
16307 of size of positions_needed * CHAR_BIT.
16309 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16311 PR middle-end/35897
16312 * dse.c (store_info): Change positions_needed to unsigned
16314 (lowpart_bitmask): New.
16315 (record_store): Cast to unsigned HOST_WIDE_INT for
16316 positions_needed. Assert width <= size of positions_needed *
16317 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
16318 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
16319 lowpart_bitmask to set mask.
16321 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16323 * config/bfin/constraints.md: New file.
16324 * config/bfin/bfin.md: Include it.
16325 (adddi3): Use satisfies_constraint functions instead of the old macros.
16326 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
16327 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
16328 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
16329 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
16330 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
16331 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
16332 EXTRA_CONSTRAINT): Delete.
16333 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
16334 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
16336 * config/bfin/bfin.c: Include "tm-constrs.h".
16337 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
16338 Use satisfies_constraint functions instead of the old macros.
16339 * doc/md.texi (Blackfin Constraints): Update file name reference.
16341 2008-04-11 Richard Guenther <rguenther@suse.de>
16343 PR tree-optimization/35869
16344 * tree-vrp.c (execute_vrp): Move switch statement update after
16345 jump threading. Schedule another cfg cleanup run.
16347 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
16350 * attribs.c (decl_attributes): Return early on errorneous node.
16352 2008-04-10 Oleg Ryjkov <olegr@google.com>
16354 * tree.h (struct tree_base): Added a new flag default_def_flag.
16355 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
16357 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
16359 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
16361 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16364 * pa.md: Define mode iterator P. Define mode attribute dwc.
16365 (dcacheflush): Update pattern to use iterator P and attribute dwc.
16366 (icacheflush): Likewise.
16367 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
16368 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
16370 2008-04-11 Ben Elliston <bje@au.ibm.com>
16372 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
16374 2008-04-10 Rafael Espíndola <espindola@google.com>
16376 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
16377 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
16378 (extract_range_from_expr): The same.
16380 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16382 * config/mips/mips.md (GPR2): New mode iterator.
16383 (seq): Add comment.
16384 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
16385 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
16386 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
16387 Rewrite these to take two modes, the mode of comparison and the
16388 mode of the destination.
16389 * config/mips/mips.c (mips_expand_scc): Instead of having
16390 paradoxical subreg as destination, expand "narrowing" scc if mode
16391 of comparison is SI and target is requested in DI mode.
16392 (mips_emit_int_order_test): Update comment. Make mode of
16393 comparison match CMP0 rather than TARGET. When creating inverse
16394 target use mode of TARGET.
16396 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16398 * gcov-dump.c (tag_summary): Only print summaries for the first
16399 GCOV_COUNTERS_SUMMABLE counters.
16401 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
16403 * config/i386/i386.md (absneg): New code iterator.
16404 (absnegprefix): New code attribute.
16405 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
16406 patterns using absneg code iterator.
16407 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
16408 using absneg code iterator.
16409 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
16410 *neg<mode>2 patterns using absneg code iterator.
16411 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16412 *negextendsfdf2 patterns using absneg code iterator.
16413 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
16414 *negextendsfxf2 patterns using absneg code iterator.
16415 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16416 *negextendsfdf2 patterns using absneg code iterator.
16417 * config/i386/sse.md (<code><mode>2): Macroize expander from
16418 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
16420 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
16422 * config/s390/s390.h: Remove the remains of the recent search
16423 & replace action of current_function_outgoing_args_size.
16425 2008-04-10 Ira Rosen <irar@il.ibm.com>
16427 PR tree-optimization/35821
16428 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
16429 NEW_STMT_LIST is not NULL.
16431 2008-04-09 David Edelsohn <edelsohn@gnu.org>
16434 * toplev.c (process_options): Remove -ffunction-sections debugging
16437 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
16439 PR middle-end/PR28690
16440 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
16441 than gen_rtx_fmt_ee to perform more canonicalizations.
16443 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16446 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
16448 2008-04-09 Richard Guenther <rguenther@suse.de>
16450 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
16451 (dump_function_to_file): Dump function arguments with types.
16453 2008-04-08 Richard Guenther <rguenther@suse.de>
16455 * fold-const.c (fold_widened_comparison): Do not allow
16456 sign-changes that change the result.
16458 2008-04-08 Janis Johnson <janis187@us.ibm.com>
16461 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
16462 kinds of indirect references.
16464 2008-04-08 David Edelsohn <edelsohn@gnu.org>
16466 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
16467 GNU Fortran language string.
16469 2008-04-08 Rafael Espíndola <espindola@google.com>
16471 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
16472 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16473 * tree.h (tree_call_nonnegative_warnv_p): New.
16475 2008-04-08 Jan Hubicka <jh@suse.cz>
16477 * function.c (free_after_compilation): Clear out regno_reg_rtx
16480 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
16483 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16485 PR middle-end/PR28690
16486 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
16487 same precedence as REG_POINTER and MEM_POINTER operands.
16489 2008-04-08 Richard Guenther <rguenther@suse.de>
16491 PR middle-end/35834
16492 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16493 for adding index to base.
16495 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16497 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16498 (MINGW_ENABLE_EXECUTE_STACK): New.
16499 (IN_LIBGCC2): For libgcc include windows.h file for
16500 function declarations.
16502 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16504 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16505 and tem2 if tem1 is not a REG or MULT.
16507 2008-04-08 Jan Hubicka <jh@suse.cz>
16509 * function.h (incomming_args): Break out of struct function.
16510 (function_subsections): Break out of struct function.
16511 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16512 return_rtx and hard_reg_initial_vals from struct function.
16513 Kill inl_max_label_num.
16514 (current_function_pops_args, current_function_args_info,
16515 current_function_args_size, current_function_args_size,
16516 current_function_pretend_args_size,
16517 current_function_outgoing_args_size,
16518 current_function_internal_arg_pointer, current_function_return_rtx):
16519 Kill compatibility accestor macros.
16520 * builtins.c (expand_builtin_apply_args_1): Update.
16521 (expand_builtin_next_arg): Update.
16522 * df-scan.c (df_get_call_refs): Update.
16523 * dbxout.c (dbxout_function_end): Update.
16524 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16525 (output_line_info): Update.
16526 (secname_for_decl): Update.
16527 (dwarf2out_var_location): Update.
16528 * function.c (free_after_compilation): Update.
16529 (assign_parm_find_stack_rtl): Update.
16530 (assign_parms): Update.
16531 (expand_dummy_function_end): Update.
16532 (expand_function_end): Update.
16533 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16534 (expand_call): Update.
16535 (emit_library_call_value_1): Update.
16536 (store_one_arg): Update.
16537 * varasm.c (initialize_cold_section_name): Update.
16538 (unlikely_text_section): Update.
16539 (unlikely_text_section_p): Update.
16540 (assemble_start_function): Update.
16541 (assemble_end_function): Update.
16542 (default_section_type_flags): Update.
16543 (switch_to_section): Update.
16544 * integrate.c (set_decl_abstract_flags): Update.
16545 (get_hard_reg_initial_val): Update.
16546 (has_hard_reg_initial_val): Update.
16547 (allocate_initial_values): Update.
16548 * resource.c (init_resource_info): Update.
16549 * config/alpha/alpha.c (NUM_ARGS): Update.
16550 (direct_return): Update.
16551 (alpha_va_start): Update.
16552 (alpha_sa_size): Update.
16553 (alpha_initial_elimination_offset): Update.
16554 (alpha_expand_prologue): Update.
16555 (alpha_start_function): Update.
16556 (alpha_expand_epilogue): Update.
16557 (unicosmk_initial_elimination_offset):
16558 * config/alpha/alpha.md (call expander): Update.
16559 * config/s390/s390.c (s390_register_info): Update.
16560 (s390_register_info): Update.
16561 (s390_frame_info): Update.
16562 (s390_initial_elimination_offset): Update.
16563 (s390_build_builtin_va_list): Update.
16564 (s390_va_start): Update.
16565 * config/spu/spu.c (direct_return): Update.
16566 (spu_expand_prologue): Update.
16567 (spu_initial_elimination_offset): Update.
16568 (spu_build_builtin_va_list): Update.
16569 (spu_va_start): Update.
16570 * config/sparc/sparc.c (sparc_init_modes): Update.
16571 (sparc_compute_frame_size): Update.
16572 (function_value): Update.
16573 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16574 * config/i386/i386.md (return expander): Update.
16575 * config/i386/i386.c (ix86_va_start): Update.
16576 (ix86_can_use_return_insn_p): Update.
16577 (ix86_compute_frame_layout): Update.
16578 (ix86_expand_epilogue): Update.
16579 * config/sh/sh.c (output_stack_adjust): Update.
16580 (calc_live_regs): Update.
16581 (sh_expand_prologue): Update.
16582 (sh_builtin_saveregs): Update.
16583 (sh_va_start): Update.
16584 (initial_elimination_offset): Update.
16585 (sh_allocate_initial_value): Update.
16586 (sh_function_ok_for_sibcall): Update.
16587 (sh_get_pr_initial_val): Update.
16588 * config/sh/sh.md (return expander): Update.
16589 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16590 * config/crx/crx.c (crx_compute_frame): UPdate.
16591 (crx_initial_elimination_offset): UPdate.
16592 * config/xtensa/xtensa.c (compute_frame_size): Update
16593 (xtensa_builtin_saveregs): Update.
16594 (xtensa_va_start): Update.
16595 (order_regs_for_local_alloc): Update.
16596 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16597 (xstormy16_expand_builtin_va_start): Update.
16598 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16599 * config/m68hc11/m68hc11.md (return expanders): Update.
16600 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16601 (expand_epilogue): Update.
16602 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16603 (cris_simple_epilogue): Update.
16604 (cris_expand_prologue): Update.
16605 (cris_expand_epilogue): Update.
16606 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16607 (compute_frame_size): Update.
16608 * config/mt/mt.c (mt_compute_frame_size): Update.
16609 * config/mn10300/mn10300.c (expand_prologue): Update.
16610 (expand_epilogue): Update.
16611 (initial_offset): Update.
16612 (mn10300_builtin_saveregs):
16613 * config/mn10300/mn10300.md (return expander): Update.
16614 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16615 (ia64_initial_elimination_offset): Update.
16616 (ia64_initial_elimination_offset): Update.
16617 (ia64_expand_prologue): Update.
16618 * config/m68k/m68k.md (return expander): Update.
16619 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16620 (rs6000_stack_info): Update.
16621 * config/mcore/mcore.c (layout_mcore_frame): Update.
16622 (mcore_expand_prolog): Update.
16623 * config/arc/arc.c (arc_compute_frame_size): Update.
16624 * config/score/score3.c (score3_compute_frame_size): Update.
16625 * config/score/score7.c (score7_compute_frame_size): Update.
16626 * config/arm/arm.c (use_return_insn): Update.
16627 (thumb_find_work_register): Update.
16628 (arm_compute_save_reg_mask): Update.
16629 (arm_output_function_prologue): Update.
16630 (arm_output_epilogue): Update.
16631 (arm_size_return_regs): Update.
16632 (arm_get_frame_offsets): Update.
16633 (arm_expand_prologue): Update.
16634 (thumb_exit): Update.
16635 (thumb_unexpanded_epilogue): Update.
16636 (thumb1_output_function_prologue): Update.
16637 * config/pa/pa.md (return expander): Update.
16638 * config/pa/pa.c (compute_frame_size): Update.
16639 (hppa_builtin_saveregs): Update.
16640 * config/mips/mips.c (mips_va_start): Update.
16641 (mips16_build_function_stub): Update.
16642 (mips_compute_frame_info): Update.
16643 (mips_restore_gp): Update.
16644 (mips_output_function_prologue): Update.
16645 (mips_expand_prologue): Update.
16646 * config/v850/v850.c (compute_frame_size): Update.
16647 (expand_prologue): * config/mmix/mmix.c (along): update.
16648 (mmix_initial_elimination_offset): update.
16649 (mmix_reorg): update.
16650 (mmix_use_simple_return): update.
16651 (mmix_expand_prologue): update.
16652 (mmix_expand_epilogue): Update.
16653 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16654 (emit_link_insn): Update.
16656 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16658 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16659 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16661 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16664 2008-04-07 Jan Hubicka <jh@suse.cz>
16666 * function.h (rtl): Rename to x_rtl.
16667 (crtl): New define.
16668 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16669 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16670 used_temp_slots avail_temp_slots, temp_slot_level,
16671 nonlocal_goto_handler_labels): Update accesstors.
16672 (rtl): New global variable.
16673 (struct function): Move some fileds to rtl_data.
16674 (get_arg_pointer_save_area): Update prototype.
16675 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16676 get_arg_pointer_save_area.
16677 * expr.c (init_expr): Update
16678 * function.c (get_frame_size): Update
16679 (assign_stack_local): Update
16680 (expand_function_end): Update.
16681 (get_art_pointer_save_area): Update
16683 * emit-rtl.c (rtl): Declare.
16684 (regno_reg_rtx): Declare.
16685 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16687 (gen_reg_rtx): Update.
16688 * varasm.c (n_deferred_constatns): Update accestor.
16689 (init_varasm_status): Do not allocate varasm_status.
16690 (force_const_mem, get_pool_size, output_constant_pool): Update.
16691 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16692 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16693 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16694 * sparc/sparc.h (INIT_EXPANDERS): Update.
16695 * ia64/ia64.h (INIT_EXPANDERS): Update.
16697 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16699 * reload.c (push_secondary_reload): Add missing break to for loop.
16701 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16703 PR middle-end/PR28690
16704 * rtlanal.c: Update copyright years.
16705 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16706 as REG_POINTER and MEM_POINTER operands.
16707 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16708 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16709 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16710 * gcse.c: Update copyright years.
16711 (pre_delete): Call gen_reg_rtx_and_attrs.
16712 (hoist_code): Likewise.
16713 (build_store_vectors): Likewise.
16714 (delete_store): Likewise.
16715 * loop-invariant.c (move_invariant_reg): Likewise.
16716 Update copyright years.
16718 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16720 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16721 control string instead of quoted.
16723 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16725 * doc/rtl.texi: Rewrite of subreg section.
16727 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16730 * config/i386/i386.c (legitimize_pic_address): Add treating
16731 of dllimport SYM_REF's.
16732 (legitimize_dllimport_symbol): Add prototype.
16734 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16736 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16737 reference in constructor with non self-referential type.
16739 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16741 Removal of Return with Depressed Stack Pointer support
16742 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16743 (ECF_SP_DEPRESSED): Likewise.
16744 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16745 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16746 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16747 (expand_call): Do not test ECF_SP_DEPRESSED.
16748 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16749 * function.c (keep_stack_depressed): Delete.
16750 (handle_epilogue_set): Likewise.
16751 (update_epilogue_consts): Likewise.
16752 (emit_equiv_load): Likewise.
16753 (thread_prologue_and_epilogue_insns): Remove support for Return with
16754 Depressed Stack Pointer.
16755 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16757 2008-04-06 Richard Guenther <rguenther@suse.de>
16759 PR tree-optimization/35400
16760 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16761 information from SSA_NAMEs.
16763 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16765 * config/avr/avr.h (avr_mega_p): Remove declaration.
16766 (AVR_MEGA): Remove macro.
16767 * config/avr/avr.c (avr_mega_p): Remove variable.
16768 (avr_override_options): Remove inicializion of avr_mega_p.
16769 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16770 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16771 (avr_jump_mode): (Ditto.).
16772 (avr_output_progmem_section_asm_op): (Ditto.).
16773 (avr_asm_init_sections): (Ditto.).
16774 (avr_asm_init_sections): (Ditto.).
16775 (avr_rtx_costs): (Ditto.).
16776 * config/avr/avr.md: (Ditto.).
16777 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16780 2008-04-06 Richard Guenther <rguenther@suse.de>
16782 PR tree-optimization/35842
16783 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16784 is_gimple_invariant_address.
16786 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16788 * gcc.c (default_compilers): Sync Fortran extensions list with
16789 that in fortran/lang-specs.h.
16790 * doc/invoke.texi: Likewise.
16791 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16792 * dwarf2out.c (gen_compile_unit_die): Likewise.
16794 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16796 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16798 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16801 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16802 attribute is used for nested functions.
16804 2008-04-05 Jan Hubicka <jh@suse.cz>
16806 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16808 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16810 (dump_files): Update.
16811 (enable_rtl_dump_file): Do not accept letter argument.
16812 * tree-pass.h (dump_file_info): Remove letter argument.
16813 * toplev.c (decode_d_option): Update -da handling.
16814 * toplev.h (enable_rtl_dump_file): Update prototype.
16815 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16816 it out based on pass type.
16817 (register_dump_files_1): Likewise.
16818 (init_optimization_passes): Update register_one_dump_file calls.
16819 (execute_one_pass): Sanity check that IPA passes are called at IPA
16820 level and RTL passes at RTL level.
16821 (execute_pass_list): IPA pass can not be after or subpass of
16823 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16824 disallov RTL subpasses of IPA subpasses.
16826 2008-04-05 Ben Elliston <bje@au.ibm.com>
16828 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16829 builtins that return exactly once and do not throw. Cache call to
16832 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16834 PR rtl-optimization/34916
16835 PR middle-end/35519
16836 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16837 between instruction pairs.
16839 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16841 * doc/invoke.texi: Document -mbitops for SH.
16842 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16843 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16844 * config/sh/sh.c (print_operand): Add %t operand code.
16845 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16846 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16847 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16848 (extendqihi2): Likewise.
16849 (movqi_i): Likewise.
16850 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16851 (extv): Use bld instruction for SH2A if possible.
16853 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16854 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16855 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16856 (bset.b, bclr.b): Define peepholes.
16857 * config/sh/sh.opt (mbitops): New option.
16859 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16862 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16863 and view convert expression.
16865 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16868 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16870 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16872 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16874 * config/i386/cpuid.h (bit_AES): New.
16875 (bit_PCLMUL): Likewise.
16877 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16878 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16879 SSE2 if AES or PCLMUL is enabled.
16880 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16881 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16882 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16883 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16884 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16885 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16886 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16887 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16888 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16889 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16890 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16891 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16892 __builtin_ia32_aeskeygenassist128 and
16893 __builtin_ia32_pclmulqdq128.
16894 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16895 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16896 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16898 * config/i386/i386.h (TARGET_AES): New.
16899 (TARGET_PCLMUL): Likewise.
16900 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16902 * config/i386/i386.md (UNSPEC_AESENC): New.
16903 (UNSPEC_AESENCLAST): Likewise.
16904 (UNSPEC_AESDEC): Likewise.
16905 (UNSPEC_AESDECLAST): Likewise.
16906 (UNSPEC_AESIMC): Likewise.
16907 (UNSPEC_AESKEYGENASSIST): Likewise.
16908 (UNSPEC_PCLMUL): Likewise.
16910 * config/i386/i386.opt (maes): New.
16911 (mpclmul): Likewise.
16913 * config/i386/sse.md (aesenc): New pattern.
16914 (aesenclast): Likewise.
16915 (aesdec): Likewise.
16916 (aesdeclast): Likewise.
16917 (aesimc): Likewise.
16918 (aeskeygenassist): Likewise.
16919 (pclmulqdq): Likewise.
16921 * config/i386/wmmintrin.h: New.
16923 * doc/extend.texi: Document AES and PCLMUL built-in function.
16925 * doc/invoke.texi: Document -maes and -mpclmul.
16927 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16929 * function.c (free_after_parsing): Replace with
16930 cxx_push_function_context from C++ front-end.
16931 (allocate_struct_function): Don't call langhook.
16932 * langhooks.h (struct lang_hooks_for_functions): Delete.
16933 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16935 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16936 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16937 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16938 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16939 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16940 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16941 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16943 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16944 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16946 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16949 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16952 2008-04-04 Richard Guenther <rguenther@suse.de>
16954 PR middle-end/35823
16955 * fold-const.c (optimize_minmax_comparison): Use the correct
16956 type for the constant in the simplified comparison.
16958 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16960 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16961 Pass L2 size as "--param l2-cache-size" to the compiler.
16962 (decode_l2_cache): New function to decode L2 cache parameters using
16963 0x8000006 extended cpuid function.
16964 (detect_caches_amd): Determine parameters of L2 cache using
16965 decode_l2_caches function.
16966 (decode_caches_intel): Decode L2 cache parameters.
16967 (detect_caches_intel): Determine L2 cache parameters using
16968 decode_caches_intel and decode_l2_caches functions.
16970 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16972 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16973 secondary input reload for subword loads from the constant pool.
16975 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16978 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16979 constants of the appropriate size for runtime calculations.
16982 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16983 decimal-float literal constant zero.
16985 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16988 * c-parser.c (c_parser_omp_atomic): Call
16989 default_function_array_conversion on the RHS.
16991 PR middle-end/35818
16992 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16993 call is_variable_sized if decl has incomplete type.
16995 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16997 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16999 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
17001 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
17003 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
17004 (sgt<u>): Merge sgt and sgtu into new expander.
17005 (sgt, sgtu): Remove expanders.
17006 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
17007 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
17008 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
17009 *sgtu_<mode>_mips16 into new pattern.
17010 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
17011 (sge<u>): Merge sge and sgeu into new expander.
17012 (sge, sgeu): Remove expanders.
17013 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
17015 (*sge_<mode>, second *sge_<mode>): Remove patterns.
17016 (slt<u>): Merge slt and sltu into new expander.
17017 (slt, sltu): Remove expanders.
17018 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
17019 (*slt_<mode>, *sltu_<mode>): Remove patterns.
17020 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
17021 *sltu_<mode>_mips16 into new pattern.
17022 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
17023 (sle<u>): Merge sle and sleu into new expander.
17024 (sle, sleu): Remove expanders.
17025 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
17026 (*sle_<mode>, *sleu_<mode>): Remove patterns.
17027 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
17028 *sleu_<mode>_mips16 into new pattern.
17029 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
17031 2008-04-03 Jan Hubicka <jh@suse.cz>
17033 PR tree-optimization/35795
17034 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
17035 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17036 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
17037 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
17038 * score/score3.c (score3_output_mi_thunk): Likewise.
17039 * score/score7.c (score7_output_mi_thunk): Likewise.
17040 * mips/mips.c (mips_output_mi_thunk): Likewise.
17042 2008-04-03 Richard Guenther <rguenther@suse.de>
17044 * tree-vrp.c (extract_range_from_unary_expr): Handle all
17045 conversions. Simplify code.
17047 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
17049 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
17051 2008-04-03 Tom Tromey <tromey@redhat.com>
17052 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17054 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17055 * config/bfin/t-bfin-linux (generated_files): Add
17056 linux-sysroot-suffix.h.
17057 * doc/install.texi (Prerequisites): Require make 3.80.
17058 * doc/sourcebuild.texi (Front End Directory): Document new
17060 * Makefile.in (generated_files): New variable.
17061 (ALL_HOST_OBJS): New variable.
17062 ($(ALL_HOST_OBJS)): New target.
17064 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17066 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
17067 (remap_block): Call id->transform_lang_insert_block instead
17069 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
17070 Set id.transform_lang_insert_block to NULL.
17071 (clone_body): Move to cp/optimize.c
17072 * tree-inline.h (struct copy_body_data): Change
17073 transform_lang_insert_block to function pointer.
17074 (copy_generic_body, copy_decl_no_change): Export.
17075 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
17076 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
17077 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
17079 * c-tree.h (insert_block): Kill.
17080 * c-decl.c (insert_block): Kill.
17082 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17084 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17085 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17086 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
17088 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
17089 argument, call {push,pop}_function_context from here.
17090 * c-parser.c: Use c_{push,pop}_function_context.
17092 * function.c (push_function_context_to): Move meat ...
17093 (push_function_context): ... here. Simplify.
17094 * function.c (pop_function_context_from): Move meat ...
17095 (pop_function_context): ... here. Simplify.
17096 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
17098 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17099 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17100 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
17101 * tree.h (push_function_context_to, pop_function_context_from): Remove.
17103 2008-04-03 Ben Elliston <bje@au.ibm.com>
17105 * expmed.c (extract_force_align_mem_bit_field): Remove.
17107 2008-04-03 Richard Guenther <rguenther@suse.de>
17109 PR middle-end/35800
17110 * expr.h (try_casesi): Adjust prototype.
17111 * expr.c (try_casesi): Take fallback label as extra parameter.
17112 Use that for gen_casesi if default_label is NULL.
17113 * stmt.c (expand_case): Pass fallback label to try_casesi,
17114 make sure to fill gaps with a fallback label if default_label
17117 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
17120 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
17122 2008-04-03 Ben Elliston <bje@au.ibm.com>
17124 * expmed.c (extract_split_bit_field): Remove if (0) code.
17125 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
17126 (do_ds_constraint): Likewise.
17128 2008-04-02 Joseph Myers <joseph@codesourcery.com>
17130 * doc/cppopts.texi (-dU): Document.
17131 * c-common.h (flag_dump_macros): Update comment.
17132 * c-opts.c (handle_OPT_d): Handle -dU.
17133 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
17134 dump_queued_macros, cb_used_define, cb_used_undef): New.
17135 (init_pp_output): Handle -dU.
17136 (cb_line_change): Call dump_queued_macros.
17137 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
17139 2008-04-02 Anatoly Sokolov <aesok@post.ru>
17141 * config/avr/predicates.md (io_address_operand): New predicate.
17142 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
17143 * config/avr/avr.c (avr_io_address_p): Remove function.
17144 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
17145 'avr_io_address_p' function.
17146 (out_movhi_r_mr): (Ditto.).
17147 (out_movqi_mr_r): (Ditto.).
17148 (out_movhi_mr_r): (Ditto.).
17149 (avr_address_cost): (Ditto.).
17151 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
17153 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
17154 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
17155 in 32bit mode when XMM registers are available to avoid store
17157 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
17158 corresponding post-reload splitters.
17160 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17162 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
17163 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
17164 __builtin_ia32_roundss.
17165 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
17166 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
17167 __builtin_ia32_roundss.
17168 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
17169 IX86_BUILTIN_SHUFPD here.
17171 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17173 * config/i386/i386.md (plogic): New.
17174 (plogicprefix): Likewise.
17176 * config/i386/mmx.md (mmx_<code><mode>3): New.
17177 (mmx_and<mode>3): Removed.
17178 (mmx_ior<mode>3): Likewise.
17179 (mmx_xor<mode>3): Likewise.
17181 * config/i386/sse.md (<code><mode>3): New.
17182 (*<code><mode>3): Likewise.
17183 (*<code><mode>3): Likewise.
17184 (<code><mode>3): Likewise.
17185 (*sse_<code><mode>3): Likewise.
17186 (*sse2_<code><mode>3): Likewise.
17187 (<code>tf3): Likewise.
17188 (*<code>tf3): Likewise.
17189 (and<mode>3): Likewise.
17190 (*and<mode>3): Likewise.
17191 (ior<mode>3): Removed.
17192 (*ior<mode>3): Likewise.
17193 (xor<mode>3): Likewise.
17194 (*xor<mode>3): Likewise.
17195 (*and<mode>3): Likewise.
17196 (*ior<mode>3): Likewise.
17197 (*xor<mode>3): Likewise.
17198 (and<mode>3): Likewise.
17199 (*sse_and<mode>3): Likewise.
17200 (*sse2_and<mode>3): Likewise.
17201 (andtf3): Likewise.
17202 (*andtf3): Likewise.
17203 (ior<mode>3): Likewise.
17204 (*sse_ior<mode>3): Likewise.
17205 (*sse2_ior<mode>3): Likewise.
17206 (iortf3): Likewise.
17207 (*iortf3): Likewise.
17208 (xor<mode>3): Likewise.
17209 (*sse_xor<mode>3): Likewise.
17210 (*sse2_xor<mode>3): Likewise.
17211 (xortf3): Likewise.
17212 (*xortf3): Likewise.
17214 2008-04-02 Richard Guenther <rguenther@suse.de>
17216 PR tree-optimization/14495
17217 PR tree-optimization/34793
17218 * tree-vrp.c (struct switch_update): New structure.
17219 (to_remove_edges, to_update_switch_stmts): New VECs.
17220 (simplify_switch_using_ranges): New function. Remove not taken
17221 case labels and edges.
17222 (simplify_stmt_using_ranges): Call it.
17223 (identify_jump_threads): Mark edges we have queued for removal
17224 so we don't thread them.
17225 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
17227 * tree-cfg.c (group_case_labels): Deal with missing default label.
17228 (tree_verify_flow_info): Allow missing default label.
17229 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
17230 (emit_case_nodes): Likewise.
17231 (expand_case): Do not rely on the default label to be present.
17232 * expr.c (try_casesi): Deal with NULL default_label.
17233 (do_tablejump): Likewise.
17235 2008-04-02 Richard Guenther <rguenther@suse.de>
17237 PR tree-optimization/14495
17238 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
17239 SWITCH_EXPR here ...
17240 (vrp_visit_switch_stmt): ... but here (new function).
17241 (find_case_label_index): New helper function.
17242 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
17244 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17246 * fwprop.c: Fix ISO-C99ism.
17248 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17251 * Makefile.in (objdir): Set it here.
17252 * configure.ac: Not here. Find dynamic linker characteristics.
17253 * exec-tool.in: Use them.
17254 * aclocal.m4: Regenerate.
17255 * configure: Regenerate.
17257 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17259 * expr.c (expand_var): Delete it.
17260 * expr.h (expand_var): Delete prototype.
17261 * function.c (expand_function_start): Use expand_decl instead.
17262 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
17265 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
17267 PR rtl-optimization/35542
17268 * fwprop.c (forward_propagate_and_simplify): Replace
17269 loc_reg_mentioned_in_p with reg_mentioned_p.
17271 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17273 PR rtl-optimization/35281
17274 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
17275 (propagate_rtx_1): Handle PR_HANDLE_MEM.
17276 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
17277 (varying_mem_p): Move above propagate_rtx.
17278 (all_uses_available_at): Do not check MEMs.
17280 2008-04-02 Rafael Espíndola <espindola@google.com>
17282 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
17283 (register_edge_assert_for_2): Split the cond argument.
17284 (register_edge_assert_for_1): Adjust for the change in
17285 register_edge_assert_for_2.
17286 (register_edge_assert_for): Split the cond argument.
17287 (find_switch_asserts): Adjust for the change in
17288 register_edge_assert_for.
17290 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
17292 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
17293 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
17294 offsets for 64-bit mingw.
17295 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
17296 abi for x86_64-pc-mingw.
17298 2008-04-02 Richard Guenther <rguenther@suse.de>
17300 * tree-vrp.c (extract_range_from_assert): Make sure to not
17301 produce range min/max with TREE_OVERFOW set.
17302 If merging a anti-range and a range keep the anti-range if
17303 the range covers all values of the type.
17304 (register_edge_assert_for_2): Only allow sign-changing
17305 conversions in detecting canonical range checks. Also
17306 register an assert for the unsigned name if useful.
17308 PR tree-optimization/35787
17309 * tree-vrp.c (vrp_val_max): New function.
17310 (vrp_val_min): Likewise.
17311 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
17312 (vrp_val_is_min): Likewise.
17313 (supports_overflow_infinity): Use vrp_val_{min,max}.
17314 (negative_overflow_infinity): Likewise.
17315 (positive_overflow_infinity): Likewise.
17316 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
17317 (is_positive_overflow_infinity): Likewise.
17318 (is_overflow_infinity): Likewise.
17319 (avoid_overflow_infinity): Use vrp_val_{min,max} and
17320 vrp_val_is_{min,max}.
17321 (set_and_canonicalize_value_range): Canonicalize anti-ranges
17322 to ranges if possible. Avoid empty ranges.
17324 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17326 PR middle-end/35705
17327 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
17328 the expression is a function address.
17330 2008-04-01 George Helffrich <george@gcc.gnu.org>
17332 PR fortran/35154, fortran/23057
17333 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
17334 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
17335 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
17336 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
17338 (dbxout_syms): Check for COMMON-based symbol and wrap in
17339 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
17340 in bracket for efficiency.
17342 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
17343 using DW_TAG_common_block + member offset.
17344 (add_pubname_string): New function.
17345 (dw_expand_expr): New function to find block name and offset for
17347 (common_check): New function to check whether symbol in Fortran COMMON.
17348 (gen_variable_die): If COMMON, use DW_TAG_common_block.
17350 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
17353 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
17355 2008-04-02 Ben Elliston <bje@au.ibm.com>
17357 * config/v850/v850.md (casesi): Remove if (0) code.
17358 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17359 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
17361 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
17363 * config/i386/i386.md (rex64suffix): New mode attribute.
17364 (floathi<mode>2): Disable expander for SSE math.
17365 (*floathi<mode>2_1): New insn insn_and_split pattern.
17366 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
17367 corresponding post-reload splitters.
17368 (*floathi<mode>2_i387): New macroized insn pattern.
17369 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
17370 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
17371 insn_and_split pattern.
17372 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
17373 New macroized instruction patterns and corresponding post-reload
17375 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
17376 and corresponding post-reload splitters.
17377 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
17378 New macroized instruction patterns.
17379 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
17380 macroized instruction patterns and corresponding post-reload splitters.
17381 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
17382 corresponding post-reload splitters.
17383 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
17384 New macroized instruction patterns.
17385 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
17386 corresponding post-reload splitters.
17387 (*floatsi<mode>2_i387): New macroized instruction patterns.
17389 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
17391 * config/i386/i386.md (smaxmin): New.
17392 (umaxmin): Likewise.
17393 (maxminiprefix): Likewise.
17394 (maxminfprefix): Likewise.
17395 (<code><mode>3): Likewise.
17396 (smin<mode>3): Removed.
17397 (smax<mode>3): Likewise.
17399 * config/i386/mmx.md (mmx_<code>v2sf3): New.
17400 (mmx_<code>v4hi3): Likewise.
17401 (mmx_<code>v8qi3): Likewise.
17402 (mmx_smaxv2sf3): Removed.
17403 (mmx_sminv2sf3): Likewise.
17404 (mmx_umaxv8qi3): Likewise.
17405 (mmx_smaxv4hi3): Likewise.
17406 (mmx_uminv8qi3): Likewise.
17407 (mmx_sminv4hi3): Likewise.
17409 * config/i386/sse.md (<addsub><mode>3): New.
17410 (*<addsub><mode>3): Likewise.
17411 (<sse>_vm<addsub><mode>3): Likewise.
17412 (<maxmin><mode>3): Likewise.
17413 (*<maxmin><mode>3_finite): Likewise.
17414 (*<maxmin><mode>3): Likewise.
17415 (<sse>_vm<maxmin><mode>3): Likewise.
17416 (sse3_h<addsub>v4sf3): Likewise.
17417 (sse3_h<addsub>v2df3): Likewise.
17418 (<maxmin>v16qi3): Likewise.
17419 (*<maxmin>v16qi3): Likewise.
17420 (<maxmin>v8hi3): Likewise.
17421 (*<maxmin>v8hi3): Likewise.
17422 (*sse4_1_<maxmin><mode>3): Likewise.
17423 (*sse4_1_<maxmin><mode>3): Likewise.
17424 (add<mode>3): Removed.
17425 (*add<mode>3): Likewise.
17426 (<sse>_vmadd<mode>3): Likewise.
17427 (sub<mode>3): Likewise.
17428 (*sub<mode>3): Likewise.
17429 (<sse>_vmsub<mode>3): Likewise.
17430 (smin<mode>3): Likewise.
17431 (*smin<mode>3_finite): Likewise.
17432 (*smin<mode>3): Likewise.
17433 (<sse>_vmsmin<mode>3): Likewise.
17434 (smax<mode>3): Likewise.
17435 (*smax<mode>3_finite): Likewise.
17436 (*smax<mode>3): Likewise.
17437 (<sse>_vmsmax<mode>3): Likewise.
17438 (sse3_haddv4sf3): Likewise.
17439 (sse3_haddv2df3): Likewise.
17440 (sse3_hsubv4sf3): Likewise.
17441 (sse3_hsubv2df3): Likewise.
17442 (umaxv16qi3): Likewise.
17443 (*umaxv16qi3): Likewise.
17444 (smaxv8hi3): Likewise.
17445 (*smaxv8hi3): Likewise.
17446 (*sse4_1_smax<mode>3): Likewise.
17447 (*sse4_1_umax<mode>3): Likewise.
17448 (uminv16qi3): Likewise.
17449 (*uminv16qi3): Likewise.
17450 (sminv8hi3): Likewise.
17451 (*sminv8hi3): Likewise.
17452 (*sse4_1_smin<mode>3): Likewise.
17453 (*sse4_1_umin<mode>3): Likewise.
17455 2008-04-01 Rafael Espíndola <espindola@google.com>
17457 * tree-cfg.c (verify_expr): remove in_phi.
17458 (verify_stmt): Don't call walk_tree with verify_expr. Use
17459 is_gimple_min_invariant instead of is_gimple_val.
17461 2008-04-01 Joseph Myers <joseph@codesourcery.com>
17463 * doc/include/gpl_v3.texi: Update for manpage generation.
17464 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
17466 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
17467 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
17468 gpl_v3.texi instead of gpl.texi.
17471 2008-04-01 Jakub Jelinek <jakub@redhat.com>
17474 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
17476 2008-04-01 Rafael Espíndola <espindola@google.com>
17478 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
17479 (extract_code_and_val_from_cond): Use
17480 extract_code_and_val_from_cond_with_ops.
17482 2008-04-01 Jan Hubicka <jh@suse.cz>
17484 * function.c (free_after_compilation): Free epilogue_delay_list.
17485 (prepare_function_start): Assert that previous compilation was freed.
17487 2008-04-01 Jan Hubicka <jh@suse.cz>
17488 Jim Wilson <wilson@tuliptree.org>
17489 Andreas Tobler <andreast@gcc.gnu.org>
17491 PR middle-end/35781
17492 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17493 rtl.emit instead cfun->emit.
17494 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17495 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17497 2008-04-01 Ben Elliston <bje@au.ibm.com>
17499 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17501 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17503 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17505 (fprofile-use): Add var flag_profile_use
17506 * coverage.c (coverage_begin_output): Do not open a gcno file for
17507 output only if -ftest-coverage is set.
17508 Do not add getpwd() to gcda file path.
17509 (build_gcov_info): Check the new flag
17510 flag_profile_datafile_relative_path.
17511 (coverage_init): Use profile_data_prefix.
17512 Read profile counter only if flag_profile_use is set.
17513 * opts.c (common_handle_option): New option fprofile-use=,
17514 fprofile-dir=, fprofile-generate=.
17515 * toplev.c (profile_data_prefix): New variable definition.
17516 * toplev.h (profile_data_prefix): New declaration.
17517 * doc/invoke.tex (Option Summary, Optimization Options):
17520 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17522 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17523 use tmp consistently.
17526 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17527 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17528 UNSPEC_FR_RECIP_APPROX_RES.
17529 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17531 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17534 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17536 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17538 PR middle-end/30186
17539 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17540 element of the vector via a pointer.
17542 2008-03-31 Ian Lance Taylor <iant@google.com>
17544 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17546 2008-03-31 Jan Hubicka <jh@suse.cz>
17548 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17549 get_arg_pointer_save_area.
17550 * expr.c (init_expr): Just clear out rtl.expr.
17551 * function.c (free_after_compilation): Clear out whole RTL structure.
17552 (get_func_frame_size): Merge into ...
17553 (get_frame_size): ... this one.
17554 (assign_stack_local_1): Merge into ...
17555 (assign_stack_local): ... this one.
17556 (expand_function_end): Update call of get_arg_pointer_save_area.
17557 (get_art_pointer_save_area): Remove cfun argument.
17558 * function.h (emit_status): regno_pointer_align does not need length
17559 attribute. Move x_regno_reg_rtx to ...
17560 (regno_reg_rtx): ... new global array.
17561 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17562 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17563 apply_args_value, forced_labels, stack_pointer_delta):
17565 (struct varasm_status): Move here from varasm.c
17566 (struct rtl_data): New. Move here some fields from struct function.
17567 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17568 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17569 used_temp_slots avail_temp_slots, temp_slot_level,
17570 nonlocal_goto_handler_labels): Update accesstors.
17571 (rtl): New global variable.
17572 (struct function): Move some fileds to rtl_data.
17573 (get_arg_pointer_save_area): Update prototype.
17574 * emit-rtl.c (rtl): Declare.
17575 (regno_reg_rtx): Declare.
17576 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17578 (gen_reg_rtx): Update.
17579 (init_virtual_regs): Do not tate emit_status argument.
17580 (init_emit): Do not allocate emit.
17581 * varasm.c (varasm_statuc): Move to function.h.
17582 (n_deferred_constatns): Update accestor.
17583 (init_varasm_status): Do not allocate varasm_status.
17584 (force_const_mem, get_pool_size, output_constant_pool): Update.
17585 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17586 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17588 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17590 PR rtl-optimization/35729
17591 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17594 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17597 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17598 load/store if memory is unaligned.
17599 (*movti_rex64): Likewise.
17601 * config/i386/predicates.md (misaligned_operand): New.
17603 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17606 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17609 2008-03-31 Jan Beulich <jbeulich@novell.com>
17611 * config/ia64/constraints.md: Add 'j' constraint.
17612 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17613 (movdi_internal): Likewise.
17615 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17618 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17620 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17623 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17624 proper error message for the third argument on blendpd and
17627 * config/i386/sse.md (blendbits): New.
17628 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17630 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17632 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17634 2008-03-30 Richard Guenther <rguenther@suse.de>
17636 PR middle-end/31023
17637 * fold-const.c (fold_sign_changed_comparison): Do leave
17638 conversions to base-types alone.
17640 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17642 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17643 the link register if one altivec register is be saved.
17645 2008-03-30 Ben Elliston <bje@au.ibm.com>
17647 * final.c (final_scan_insn): Remove if (0) code.
17649 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17651 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17653 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17655 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17656 of V4SFmode to ix86_binary_operator_ok.
17658 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17660 * config/i386/i386.c (override_options): Initialize
17661 ix86_veclib_handler to ix86_veclibabi_svml when
17662 -mveclibabi=svml is used.
17663 (ix86_veclibabi_svml): New function for SVML ABI style
17664 vectorization support.
17665 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17667 2008-03-28 Rafael Espíndola <espindola@google.com>
17669 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17670 (tree_binary_nonnegative_warnv_p): Make it public.
17671 (tree_single_nonnegative_warnv_p): Make it public.
17672 (tree_invalid_nonnegative_warnv_p): Make it public.
17673 (tree_unary_nonzero_warnv_p): Make it public.
17674 (tree_binary_nonzero_warnv_p): Make it public
17675 (tree_single_nonzero_warnv_p): Make it public.
17676 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17677 (extract_range_from_binary_expr): Split the expr argument.
17678 (extract_range_from_unary_expr): Split the expr argument.
17679 (extract_range_from_comparison): Split the expr argument.
17680 (extract_range_from_expr): Use the new aux functions.
17681 (vrp_evaluate_conditional_warnv): Use
17682 vrp_evaluate_conditional_warnv_with_ops.
17683 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17684 (tree_binary_nonzero_warnv_p): Declare.
17685 (tree_single_nonzero_warnv_p): Declare.
17686 (tree_expr_nonzero_warnv_p): Declare.
17687 (tree_unary_nonnegative_warnv_p): Declare.
17688 (tree_binary_nonnegative_warnv_p): Declare.
17689 (tree_single_nonnegative_warnv_p): Declare.
17690 (tree_invalid_nonnegative_warnv_p): Declare.
17692 2008-03-28 Richard Guenther <rguenther@suse.de>
17694 PR tree-optimization/30317
17695 PR tree-optimization/30911
17696 PR tree-optimization/34793
17697 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17698 (struct assert_locus_d): New member EXPR.
17699 (register_new_assert_for): Add EXPR parameter to support
17700 ASSERT_EXPR <name, expr OP limit>.
17701 (register_edge_assert_for_1): Adjust callers.
17702 (find_assert_locations): Likewise.
17703 (process_assert_insertions_for): Build condition from expression.
17704 (extract_range_from_assert): Handle ASSERT_EXPRs
17705 of the form ASSERT_EXPR <name, expr OP limit>.
17706 (register_edge_assert_for_2): New helper registering
17707 asserts for comparisons. Recognize range tests of the form
17708 (unsigned)i - CST1 OP CST2.
17709 (register_edge_assert_for_1): Use it.
17710 (register_edge_assert_for): Likewise.
17711 (needs_overflow_infinity): Integer sub-types
17712 do not need overflow infinities.
17713 (vrp_val_is_max): The extreme values of integer sub-types
17714 are those of the base type.
17715 (vrp_val_is_min): Likewise.
17716 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17719 2008-03-28 Nick Clifton <nickc@redhat.com>
17722 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17723 Return GENERAL_REGS for stack adjustment reloads.
17725 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17728 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17729 const_vector when all the vectors are constant.
17731 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17733 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17735 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17736 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17738 (s<code>_sf): Use new scc_sf attribute for opcode names.
17740 2008-03-27 Tom Tromey <tromey@redhat.com>
17742 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17743 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17744 config/spu/t-spu-elf, config/i386/t-interix,
17745 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17746 config/i386/x-darwin, config/i386/x-mingw32,
17747 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17748 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17749 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17750 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17751 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17752 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17753 config/score/t-score-elf, config/arm/t-strongarm-pe,
17754 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17755 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17756 Revert automatic dependency patch.
17758 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17761 * config/i386/i386.c (ix86_function_arg_boundary): Align
17762 decimal floating point to its natural boundary.
17764 2008-03-27 Richard Guenther <rguenther@suse.de>
17766 PR middle-end/35716
17767 * fold-const.c (fold_comparison): Restrict distinct decl
17768 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17769 solely rely on operand_equal_p.
17771 2008-03-27 Richard Guenther <rguenther@suse.de>
17774 * c-common.c (handle_weak_attribute): Reject combination of
17777 2008-03-27 Richard Guenther <rguenther@suse.de>
17779 PR tree-optimization/32810
17780 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17781 conversions from DECL_INITIAL.
17782 (fold_const_aggregate_ref): Likewise from constructor elements.
17784 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17786 * tree-affine.h (aff_combination_expand): Declare.
17787 (get_inner_reference_aff): Likewise.
17788 * tree-affine.c (aff_combination_expand): Split out from
17789 tree_to_aff_combination_expand.
17790 (get_inner_reference_aff): New function.
17791 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17792 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17793 (struct lim_aux_data): sm_done field removed.
17794 (mem_ref_loc_p, mem_ref_locs_p): New types.
17795 (struct mem_ref): Added id, stored, accesses_in_loop,
17796 indep_loop, dep_loop, indep_ref, dep_ref fields.
17797 Removed is_stored, locs and next fields.
17798 (memory_accesses): New variable.
17799 (movement_possibility): Do not allow moving statements
17800 that store to memory.
17801 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17803 (determine_max_movement): For statements with memory references,
17804 find the outermost loop in that the reference is independent.
17805 (move_computations_stmt): Mark the virtual operands for renaming.
17806 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17807 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17808 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17809 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17810 create_vop_ref_mapping, analyze_memory_references,
17811 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17812 get_all_locs_in_loop, ref_always_accessed_p,
17813 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17814 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17815 store_motion_loop, store_motion): New functions.
17816 (struct vop_to_refs_elt): New type.
17817 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17818 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17819 (schedule_sm): Replaced by...
17820 (execute_sm): ... this.
17821 (determine_lsm_ref, hoist_memory_references,
17822 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17823 find_more_ref_vops, free_mem_ref, free_mem_refs,
17824 determine_lsm_loop, determine_lsm): Removed.
17825 (tree_ssa_lim_finalize): Free data structures used by store motion.
17826 (tree_ssa_lim): Call analyze_memory_references. Use
17827 store_motion instead of determine_lsm.
17829 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17831 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17832 rename tmake_file to m68hc11/t-m68hc11.
17833 (mcore): Set inhibit_libc to true.
17834 * config.host (alpha*-dec-*vms*): Set extra_programs.
17835 (interix3*): Don't use host_xmake_file.
17836 * configure.ac: Let config.gcc override inhibit_libc.
17837 * configure: Regenerate.
17839 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17840 * config/t-openbsd-thread: Remove commented out lines.
17842 * config/x-interix: Remove.
17844 * config/m68hc11/t-m68hc11-gas: Rename to...
17845 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17847 * config/mcore/t-mcore: Remove T_CFLAGS.
17848 * config/mcore/t-mcore-pe: Likewise.
17850 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17852 * configure.ac: Replace custom __GNU_SOURCE test with
17853 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17854 * aclocal.m4: Regenerate.
17855 * configure: Regenerate.
17856 * config.in: Regenerate.
17858 2008-03-27 Richard Guenther <rguenther@suse.de>
17860 * fold-const.c (target.h): Include.
17861 (fold_comparison): Fold comparison of addresses of decls
17862 that bind locally or of constants. Consolidate address folding code.
17863 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17864 results from fold_binary_to_constant.
17865 (compare_values_warnv): Likewise.
17867 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17869 PR middle-end/35429
17870 * fold-const.c (fold_truthop): Check for integeral types when folding
17871 a == 0 && b == 0 and a != 0 || b != 0 .
17873 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17875 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17877 2008-03-26 Andreas Schwab <schwab@suse.de>
17879 * doc/invoke.texi: Fix use of @item vs. @itemx.
17881 2008-03-26 Tom Tromey <tromey@redhat.com>
17883 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17884 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17885 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17886 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17887 build/genconstants.o, build/genemit.o, build/genextract.o,
17888 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17889 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17892 2008-03-26 Richard Guenther <rguenther@suse.de>
17895 2008-03-26 Richard Guenther <rguenther@suse.de>
17897 * fold-const.c (target.h): Include.
17898 (fold_comparison): Fold comparison of addresses of two decls
17899 that bind locally. Consolidate address folding code.
17901 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17903 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17904 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17905 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17906 dconstsqrt2, dconstthird, dconste and/or dconst10.
17907 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17908 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17909 dconstsqrt2, dconste): Delete.
17910 (init_emit_once): Likewise. Simplify initializing dconstm1.
17912 * real.c (get_real_const): New.
17913 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17914 dconstsqrt2, dconste): Delete.
17915 (real_value_const, get_real_const): New.
17917 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17919 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17921 * config/i386/i386.c (ix86_function_arg_boundary): Check
17922 BIGGEST_ALIGNMENT instead of 128.
17923 (setup_incoming_varargs_64): Likewise.
17925 2008-03-26 Tom Tromey <tromey@redhat.com>
17927 * Makefile.in (DEPFILES): Add missing '/'.
17929 2008-03-26 Richard Guenther <rguenther@suse.de>
17931 * fold-const.c (target.h): Include.
17932 (fold_comparison): Fold comparison of addresses of two decls
17933 that bind locally. Consolidate address folding code.
17935 2008-03-26 Nick Clifton <nickc@redhat.com>
17938 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17939 not allow INT+INT as a legitimate addressing mode.
17941 2008-03-26 Richard Guenther <rguenther@suse.de>
17943 * tree-flow.h (widen_bitfield): Remove declaration.
17944 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17945 (widen_bitfield): Remove function.
17946 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17949 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17952 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17955 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17957 PR rtl-optimization/35232
17958 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17959 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17960 reg_reloaded_call_part_clobbered here.
17961 (reload_regs_reach_end_p): New function.
17962 (reload_reg_rtx_for_input): New variable.
17963 (reload_reg_rtx_for_output): Likewise.
17964 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17965 when reassigning a pseudo register. Load reloadreg from
17966 reload_reg_rtx_for_input, moving the mode and register
17968 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17969 instead of the original when deciding whether an input reload
17970 would be a no-op or whether an output reload can be deleted.
17971 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17972 when setting up new_spill_reg_store. Load it from
17973 reload_reg_rtx_for_output, moving the mode and register
17975 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17976 instead of the original when deciding whether an output reload
17977 would be a no-op. Do the same when modifying insn notes.
17978 Use rtx_equal_p instead of == to compare the registers.
17979 (inherit_piecemeal_p): Take a mode and two register numbers
17981 (emit_reload_insns): Clear new_spill_reg_store for every hard
17982 register in the reload register. Remove spill registers
17983 from reg_reloaded_valid before considering whether to record
17984 inheritance information for them. Use reload_reg_rtx_for_output
17985 instead of reg_rtx when recording output reloads. Use
17986 reload_reg_rtx_for_input instead of reg_rtx when recording
17987 input reloads. Set or clear reg_reloaded_call_part_clobbered
17988 at the same time as setting reg_reloaded_valid.
17989 (delete_output_reload): Add a new_reload_reg parameter and use it
17990 instead of rld[j].reg_rtx.
17991 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17994 2008-03-25 Tom Tromey <tromey@redhat.com>
17996 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17997 (build/genattr.o): Likewise.
17998 (build/genattrtab.o): Likewise.
17999 (build/gencodes.o): Likewise.
18000 (build/genconfig.o): Likewise.
18001 (build/genconstants.o): Likewise.
18002 (build/genemit.o): Likewise.
18003 (build/genextract.o): Likewise.
18004 (build/genflags.o): Likewise.
18006 2008-03-25 Bob Wilson <bob.wilson@acm.org>
18008 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
18009 instead of size_int for integer types.
18010 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
18011 to match type of MINUS_EXPR.
18013 2008-03-25 Tom Tromey <tromey@redhat.com>
18015 * configure: Rebuilt.
18016 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
18019 2008-03-25 Tom Tromey <tromey@redhat.com>
18021 * config/x-solaris (host-solaris.o): Update.
18022 * config/x-linux (host-linux.o): Update.
18023 * config/x-hpux (host-hpux.o): Update.
18024 * config/x-darwin (host-darwin.o): Update.
18025 * config/v850/t-v850e (v850-c.o): Update.
18026 * config/v850/t-v850 (v850-c.o): Update.
18027 * config/t-vxworks (vxworks.o): Update.
18028 * config/t-sol2 (sol2-c.o, sol2.o): Update.
18029 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
18030 * config/spu/t-spu-elf (spu-c.o): Update.
18032 * config/sh/t-symbian (sh-c.o): Update.
18033 (symbian.o): Update.
18034 * config/sh/t-sh (sh-c.o): Update.
18035 * config/score/t-score-elf (score7.o, score3.o): Update.
18036 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
18037 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
18038 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
18039 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
18040 (rs6000.o): Remove.
18041 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18042 * config/m32c/t-m32c (m32c-pragma.o): Update.
18043 * config/ia64/t-ia64 (ia64-c.o): Update.
18044 * config/i386/x-mingw32 (host-mingw32.o): Update.
18045 * config/i386/x-i386 (driver-i386.o): Update.
18046 * config/i386/x-darwin (host-i386-darwin.o): Update.
18047 * config/i386/x-cygwin (host-cygwin.o): Update.
18048 * config/i386/t-nwld (nwld.o): Update.
18049 * config/i386/t-netware (netware.o): Update.
18050 * config/i386/t-interix (winnt.o): Update.
18051 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
18052 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
18053 msformat-c.o): Update.
18054 * config/bfin/t-bfin-linux (generated_files): Add
18055 linux-sysroot-suffix.h.
18056 * config/arm/t-wince-pe (pe.o): Update.
18057 * config/arm/t-strongarm-pe (pe.o): Update.
18058 * config/arm/t-pe (pe.o): Update.
18059 * config/arm/t-arm (arm-c.o): Update.
18060 * doc/install.texi (Prerequisites): Require make 3.80.
18061 * Makefile.in: Remove .o targets.
18062 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
18063 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
18064 (simple_generated_h, simple_generated_c): Move earlier.
18065 (generated_files): New variable.
18066 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
18067 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
18068 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
18069 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
18070 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
18071 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
18072 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
18073 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
18074 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
18075 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
18076 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
18077 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
18079 (COMPILE.base, COMPILE): New variables.
18080 (%.o): New pattern rule.
18081 (ALL_HOST_OBJS): New variable.
18082 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
18083 (dummy-checksum.o, cc1-checksum.o): Remove.
18084 (DRIVER_SHLIB): New variable.
18085 (DRIVER_DEFINES): Use it.
18086 (gencondmd.c): Move out of build/.
18087 (s-conditions): Update.
18088 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
18089 (ALL_BUILD_OBJS): Likewise.
18090 (build/%.o): Use BUILDCOMPILE.
18091 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
18092 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
18093 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
18094 build/gencheck.o, build/gencodes.o, build/genconditions.o,
18095 build/genconfig.o, build/genconstants.o, build/genemit.o,
18096 build/genextract.o, build/genflags.o, build/genmddeps.o,
18097 build/genopinit.o, build/genoutput.o, build/genpeep.o,
18098 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
18099 build/gen-protos.o, build/scan.o, build/fix-header.o,
18100 build/scan-decls.o): Simplify.
18101 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
18102 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
18103 prefix.o, toplev.o): Reduce to variable setting.
18104 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
18105 ($(out_object_file), gcc-options.o): New targets.
18106 ($(ALL_HOST_OBJS)): New target. Include dependency files.
18107 * configure: Rebuilt.
18108 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
18109 * doc/sourcebuild.texi (Front End Directory): Document new variable.
18111 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
18113 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
18114 complain when we hit an error, return ERROR_MARK_NODE.
18116 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18118 * config/sh/constraints.md (Pso, Psz): New constraints.
18119 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
18120 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
18122 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18124 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
18125 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
18127 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18129 * config/sh/sh.md (prefetch): Add condition for SH2A target.
18130 (prefetch_sh2a): New.
18132 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18133 Naveen.H.S <naveen.hs@kpitcummins.com>
18135 * config/sh/constraints.md (I28): New constraint.
18136 * config/sh/sh.c (broken_move): Add support for movi20s.
18137 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
18139 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
18140 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18141 Naveen.H.S <naveen.hs@kpitcummins.com>
18143 * config/sh/sh.c (SH_ATTRIBUTES): Define.
18144 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18145 (print_operand): Handle resbank in %@ operand code.
18146 (sh_encode_section_info): New.
18147 (push_regs): Add conditions for resbank.
18148 (sh_expand_epilogue): Likewise.
18149 (sh_insert_attributes): Likewise.
18150 (sh_attribute_table): Likewise.
18151 (sh_handle_resbank_handler_attribute): New.
18152 (sh2a_handle_function_vector_handler_attribute): New.
18153 (sh2a_is_function_vector_call): New.
18154 (sh2a_get_function_vector_number): New.
18155 (sh2a_function_vector_p): New.
18156 (sh_cfun_resbank_handler_p): New.
18157 * config/sh/sh.md (calli): Emit jsr/n if possible.
18158 (calli_tbr_rel): New.
18159 (calli_pcrel): Emit jsr/n if possible.
18160 (return_i): Emit rts/n if possible.
18161 (call_valuei_tbr_rel): New.
18162 (call_valuei_pcrel): Add condition for SH2A target.
18163 (call_value): Likewise.
18164 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
18165 (sh2a_get_function_vector_number): Likewise.
18166 (sh2a_is_function_vector_call): Likewise.
18167 * doc/extend.texi: Document TBR relative addressing of SH2A.
18168 (resbank): Add description for SH2A.
18170 2008-03-24 Richard Guenther <rguenther@suse.de>
18173 * gimplify.c (gimplify_modify_expr): For frontend type-correct
18174 pointer assignments change conversions according to middle-end rules.
18175 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
18176 * configure.ac: Include type checking in yes.
18177 * configure: Regenerate.
18179 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18181 * diagnostic.c (diagnostic_count_diagnostic): Delete.
18182 (diagnostic_report_diagnostic): Update. Handle ICEs here.
18184 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
18186 * gthr-vxworks.h (UNUSED): Define.
18188 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
18190 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
18192 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
18194 * doc/extend.texi (Function Attributes): Add missing comma in the
18195 example of the "alloc_size" attribute.
18197 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
18200 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18202 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18205 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18208 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18209 of the underlying type of a MS bitfield layout to the natural
18210 alignment of the type.
18212 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18214 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18215 to their natural alignment to avoid store forwarding stalls.
18217 2008-03-22 Richard Guenther <rguenther@suse.de>
18219 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
18220 For PHI nodes verify the address is invariant.
18221 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
18222 (get_symbol_constant_value): Use is_gimple_min_invariant.
18223 (maybe_fold_stmt_indirect): Likewise.
18225 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
18227 PR rtl-optimization/33927
18228 * Makefile.in (dse.o): Depend on $(TM_P_H).
18229 * expr.h (extract_low_bits): Declare.
18230 * expmed.c (extract_low_bits): New function.
18231 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
18232 * dse.c: Include tm_p.h.
18233 (find_shift_sequence): Remove the read_reg argument and return the
18234 read value. Emit the instructions instead of returning them.
18235 Iterate on new_mode rather than calculating it each time.
18236 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
18237 source to NEW_MODE and extract_low_bits to convert the shifted
18238 value to READ_MODE.
18239 (replace_read): Allow the load and store to have different mode
18240 classes. Use extract_low_bits when SHIFT == 0. Create the shift
18241 or extraction instructions before trying the replacement. Update
18242 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
18244 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18246 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18247 to their natural alignment to avoid store forwarding stalls.
18249 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18252 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
18253 encouraging but not allowing gprs for input;
18254 change the input constraint to !f#r.
18255 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
18257 change the output constraint to !f#r.
18259 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
18262 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
18263 corresponding post-reload splitters.
18264 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
18265 when x87 FP math is selected.
18266 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
18267 New function prototype.
18268 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
18269 unreachable function to ease macroization of insn patterns.
18271 2008-03-21 Martin Jambor <mjambor@suse.cz>
18273 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
18274 reference dumps if ddr is NULL or dependence is unknown.
18276 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18278 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
18279 unsigned extension into account.
18280 (ATOMIC_COMPARE_AND_SWAP): Likewise.
18281 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
18282 Do computations on a scratch register.
18284 2008-03-21 Richard Guenther <rguenther@suse.de>
18286 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18287 Use is_gimple_min_invariant instead of TREE_INVARIANT.
18288 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
18289 * tree-ssa-dom.c (record_equality): Likewise.
18290 * tree-inline.c (copy_body_r): Likewise.
18291 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
18294 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18296 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
18297 as 'delete_unused' argument.
18299 2008-03-20 Richard Guenther <rguenther@suse.de>
18301 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18302 special casing of constant qualifiers.
18303 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
18304 care about them in general.
18305 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
18306 regardless of their type.
18307 (fold_stmt_r): Forcefully fold *& if we end up with that.
18309 2008-03-20 Paul Brook <paul@codesourcery.com>
18311 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
18312 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
18314 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
18316 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
18317 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
18319 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
18321 * common.opt (Wmudflap): New option.
18322 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
18323 (mx_register_decls): Likewise.
18324 (mudflap_finish_file): Likewise.
18325 * doc/invoke.texi: Document -Wno-mudflap.
18327 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
18329 * c-format.c (replace_format_name_to_system_name): New.
18330 (cmp_attribs): New.
18331 (convert_format_name_to_system_name): New.
18332 (decode_format_attr): Add use of convert_format_name_to_system_name.
18333 (format_types_orig): Add gnu_ prefix to names.
18334 (check_format_info_main): Special treating of \0 escaped names for
18335 supporting multi-character format specifiers as I32, I64.
18336 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
18337 (gnu_target_overrides_format_attributes): New.
18338 * c-format.h: Add structure target_ovr_attr to hold
18339 system specific formatter names.
18340 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
18341 msformat-c.o file to c_target_objs and cxx_target_objs.
18342 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18343 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
18344 (TARGET_N_FORMAT_TYPES): New.
18345 * config/i386/msformat-c.c: New.
18346 * config/i386/t-cygming: Add build rule for msformat-c.o.
18347 * doc/extend.texi: Add new format names gnu_* and ms_* and
18349 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18351 2008-03-20 Ira Rosen <irar@il.ibm.com>
18353 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
18354 optimizations turned on under -O3.
18355 (ftree-vectorize): Add that the flag is turned on with -O3.
18357 2008-03-20 Ben Elliston <bje@au.ibm.com>
18359 * regmove.c (try_auto_increment): Fix spelling error in comment.
18360 * final.c (final_scan_insn): Likewise.
18362 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
18365 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
18366 allocator preferences for "y" and "r" class registers.
18367 ("*mov<mode>_internal"): Ditto.
18368 ("*movv2sf_internal_rex64"): Ditto.
18369 ("*movv2sf_internal"): Ditto.
18371 2008-03-19 Michael Matz <matz@suse.de>
18373 PR middle-end/35616
18374 * calls.c (expand_call): Check overlap of arguments with call
18375 address for sibcalls.
18377 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18380 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18381 of the underlying type of a MS bitfield layout to the natural
18382 alignment of the type.
18384 2008-03-19 Jan Hubicka <jh@suse.cz>
18387 * toplev.c (decode_d_option): Handle all CPP flags.
18388 * tree-vrp.c: Update tree_pass descriptors.
18389 * regrename.c: Update tree_pass descriptors.
18390 * fwprop.c: Update tree_pass descriptors.
18391 * doc/invoke.texi: Remove documentation of dropped -d? flags.
18392 * tree-into-ssa.c: Update tree_pass descriptors.
18393 * tree-dump.c: Update tree_pass descriptors.
18394 * tree-complex.c: Update tree_pass descriptors.
18395 * tree-dump.h: Update tree_pass descriptors.
18396 * see.c: Update tree_pass descriptors.
18397 * cgraphbuild.c: Update tree_pass descriptors.
18398 * tracer.c: Update tree_pass descriptors.
18399 * tree-loop-distribution.c: Update tree_pass descriptors.
18400 * cgraph.c: Update tree_pass descriptors.
18401 * postreload-gcse.c: Update tree_pass descriptors.
18402 * postreload.c: Update tree_pass descriptors.
18403 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
18404 * tree-tailcall.c: Update tree_pass descriptors.
18405 * tree-pass.h (tree_opt_pass): Rename to ...
18406 (opt_pass) ... this one; add "type" field and remove letter field.
18407 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
18408 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
18409 all_lowering_passes): Update declaration.
18410 * ipa-cp.c: Update tree_pass descriptors.
18411 * final.c: Update tree_pass descriptors.
18412 * omp-low.c: Update tree_pass descriptors.
18413 * tree-ssa-dse.c: Update tree_pass descriptors.
18414 * ipa-reference.c: Update tree_pass descriptors.
18415 * tree-ssa-uncprop.c: Update tree_pass descriptors.
18416 * auto-inc-dec.c: Update tree_pass descriptors.
18417 * reorg.c: Update tree_pass descriptors.
18418 * cgraphunit.c: Update tree_pass descriptors.
18419 * tree-ssa-copyrename.c: Update tree_pass descriptors.
18420 * tree-ssa-ccp.c: Update tree_pass descriptors.
18421 * df-core.c: Update tree_pass descriptors.
18422 * mode-switching.c: Update tree_pass descriptors.
18423 * tree-nomudflap.c: Update tree_pass descriptors.
18424 * modulo-sched.c: Update tree_pass descriptors.
18425 * ipa-pure-const.c: Update tree_pass descriptors.
18426 * cse.c: Update tree_pass descriptors.
18427 * web.c: Update tree_pass descriptors.
18428 * tree-stdarg.c: Update tree_pass descriptors.
18429 * tree-ssa-math-opts.c: Update tree_pass descriptors.
18430 * tree-ssa-dom.c: Update tree_pass descriptors.
18431 * tree-nrv.c: Update tree_pass descriptors.
18432 * tree-ssa-alias.c: Update tree_pass descriptors.
18433 * loop-init.c: Update tree_pass descriptors.
18434 * gimple-low.c: Update tree_pass descriptors.
18435 * ipa-inline.c: Update tree_pass descriptors.
18436 * tree-ssa-sink.c: Update tree_pass descriptors.
18437 * global.c: Update tree_pass descriptors.
18438 * ifcvt.c: Update tree_pass descriptors.
18439 * jump.c: Update tree_pass descriptors.
18440 * predict.c: Update tree_pass descriptors.
18441 * tree-ssa-loop.c: Update tree_pass descriptors.
18442 * recog.c: Update tree_pass descriptors.
18443 * dse.c: Update tree_pass descriptors.
18444 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
18445 * tree-eh.c: Update tree_pass descriptors.
18446 * regmove.c: Update tree_pass descriptors.
18448 * function.c: Update tree_pass descriptors.
18449 * tree-vectorizer.c: Update tree_pass descriptors.
18450 * gcse.c: Update tree_pass descriptors.
18451 * ipa-type-escape.c: Update tree_pass descriptors.
18452 * tree-if-conv.c: Update tree_pass descriptors.
18453 * init-regs.c: Update tree_pass descriptors.
18454 * ipa.c: Update tree_pass descriptors.
18455 * tree-ssa-phiopt.c: Update tree_pass descriptors.
18456 * rtl-factoring.c: Update tree_pass descriptors.
18457 * lower-subreg.c: Update tree_pass descriptors.
18458 * bt-load.c: Update tree_pass descriptors.
18459 * tree-dfa.c: Update tree_pass descriptors.
18460 * except.c: Update tree_pass descriptors.
18461 * emit-rtl.c: Update tree_pass descriptors.
18462 * cfgexpand.c: Update tree_pass descriptors.
18463 * tree-cfgcleanup.c: Update tree_pass descriptors.
18464 * cfgcleanup.c: Update tree_pass descriptors.
18465 * tree-ssa-pre.c: Update tree_pass descriptors.
18466 * tree-sra.c: Update tree_pass descriptors.
18467 * tree-mudflap.c: Update tree_pass descriptors.
18468 * tree-ssa-copy.c: Update tree_pass descriptors.
18469 * cfglayout.c: Update tree_pass descriptors.
18470 * tree-ssa-forwprop.c: Update tree_pass descriptors.
18471 * tree-ssa-dce.c: Update tree_pass descriptors.
18472 * tree-ssa.c: Update tree_pass descriptors.
18473 * regclass.c: Update tree_pass descriptors.
18474 * integrate.c: Update tree_pass descriptors.
18475 * tree-optimize.c: Update tree_pass descriptors.
18476 * tree-ssa-phiprop.c: Update tree_pass descriptors.
18477 * tree-object-size.c: Update tree_pass descriptors.
18478 * combine.c: Update tree_pass descriptors.
18479 * tree-outof-ssa.c: Update tree_pass descriptors.
18480 * bb-reorder.c: Update tree_pass descriptors.
18481 * stack-ptr-mod.c: Update tree_pass descriptors.
18482 * var-tracking.c: Update tree_pass descriptors.
18483 * tree-profile.c: Update tree_pass descriptors.
18484 * tree-vect-generic.c: Update tree_pass descriptors.
18485 * reg-stack.c: Update tree_pass descriptors.
18486 * sched-rgn.c: Update tree_pass descriptors.
18487 * tree-ssa-structalias.c: Update tree_pass descriptors.
18488 * tree-cfg.c: Update tree_pass descriptors.
18489 * passes.c (current_pass): Update declaration.
18490 (finish_optimization_passes): Update.
18491 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18492 (register_one_dump_file, register_dump_files_1, next_pass_1):
18494 (init_optimization_passes): Update handling of new types.
18495 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18496 * ipa-struct-reorg.c: Update tree_pass descriptors.
18497 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18498 * combine-stack-adj.c: Update tree_pass descriptors.
18499 * cfgrtl.c: Update tree_pass descriptors.
18500 * dce.c: Update tree_pass descriptors.
18501 * tree-ssanames.c: Update tree_pass descriptors.
18503 2008-03-19 Richard Guenther <rguenther@suse.de>
18505 PR middle-end/35609
18506 * tree-ssa.c (walk_data): New structure.
18507 (warn_uninitialized_var): If not always_executed warn with "maybe"
18509 (execute_early_warn_uninitialized): Compute post-dominators.
18510 Initialize always_executed before processing each basic block.
18512 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18515 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18516 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18518 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18520 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18522 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18524 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18526 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18527 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18528 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18529 target after ignore has been set, and move there also the commputation
18530 of subtarget and original_target.
18531 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18532 (LANG_HOOKS_INITIALIZER): Remove it.
18533 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18535 2008-03-18 Richard Guenther <rguenther@suse.de>
18537 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18538 found an expression with constants, note that in the VN for the lhs.
18539 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18540 fold them to constants if possible. Run cleanup_cfg if done so.
18541 (execute_pre): Return todo.
18542 (do_pre): Likewise.
18543 (execute_fre): Likewise.
18544 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18546 (get_prop_source_stmt): Look through pointer conversions.
18548 2008-03-18 Jan Hubicka <jh@suse.cz>
18550 * tree-pretty-print.c: Include predict.h.
18551 (dump_generic_node): Dump predictor.
18552 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18553 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18554 * gimple-low.c (lower_stmt): Likewise.
18555 * expr.c (expand_expr_real): Likewise.
18556 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18558 (build_predict_expr, build_predict_expr): New.
18559 * predict.h (predictor_name, build_predict_expr): Update.
18560 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18561 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18562 * predict.def (PRED_CONTINUE): Update hitrate.
18563 * tree.def (PREDICT_EXPR): Define.
18564 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18565 do not handle BIND_EXPR.
18566 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18567 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18568 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18571 2008-03-18 Michael Matz <matz@suse.de>
18573 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18575 2008-03-18 Richard Guenther <rguenther@suse.de>
18577 * tree-gimple.h (is_gimple_invariant_address): Declare.
18578 (is_gimple_constant): Likewise.
18579 * tree-gimple.c (is_gimple_constant): New function.
18580 (is_gimple_invariant_address): Likewise.
18581 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18582 and is_gimple_invariant_address.
18583 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18585 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18586 an addressable base.
18588 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18590 PR middle-end/35611
18591 * gimplify.c (gimplify_expr): Gimplify second operand of
18594 2008-03-17 Richard Guenther <rguenther@suse.de>
18596 PR tree-optimization/19637
18597 * fold-const.c (fold_unary): Remove restrictions of removing
18598 intermediate pointer-conversions (P2)(P1)P0.
18599 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18600 conversion to void pointer.
18601 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18603 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18606 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18607 emulated thread local variables.
18609 2008-03-16 Richard Guenther <rguenther@suse.de>
18611 PR middle-end/35607
18612 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18613 expand TREE_INVARIANT operations that are not gimple invariant.
18615 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18617 * doc/extend.texi (Alignment): Say that the ABI controls
18618 the __alignof__ for non-strict-alignment targets rather
18619 than being a recommendation.
18621 2008-03-15 Paul Brook <paul@codesourcery.com>
18623 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18625 (arm_output_fn_unwind): Mark functions that can not be unwound.
18627 2008-03-15 Paul Brook <paul@codesourcery.com>
18629 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18630 extension instructions.
18632 2008-03-15 Richard Guenther <rguenther@suse.de>
18634 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18635 and fold constant aggregate refs.
18636 (fold_const_aggregate_ref): Handle string constants
18637 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18638 (evaluate_stmt): Simplify now that ccp_fold folds constant
18641 2008-03-15 Paul Brook <paul@codesourcery.com>
18643 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18644 (extzv): Use gen_extzv_t2.
18645 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18647 2008-03-15 Richard Guenther <rguenther@suse.de>
18649 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18650 (fold_const_aggregate_ref): Likewise.
18651 (get_value): Return NULL if we don't have any values.
18652 (ccp_finalize): Set const_val to NULL after freeing it.
18653 * tree-flow.h (get_symbol_constant_value): Declare.
18654 (fold_const_aggregate_ref): Likewise.
18655 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18657 2008-03-15 Richard Guenther <rguenther@suse.de>
18659 PR middle-end/35593
18660 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18661 to not produce negative array indices if not allowed. Add
18662 parameter to indicate that.
18663 (maybe_fold_offset_to_component_ref): Allow negative array
18664 indices only for the first member of a structure.
18665 (maybe_fold_offset_to_reference): Allow negative array indices.
18666 (maybe_fold_stmt_addition): Likewise.
18668 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18669 Anatoly Sokolov <aesok@post.ru>
18671 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18672 (avr_arch): Add ARCH_AVR6.
18673 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18674 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18675 instead of fixed value 2.
18676 (print_operand_address): Use gs() asm specifier instead of pm().
18677 (avr_assemble_integer): (Ditto.).
18678 (avr_output_addr_vec_elt): (Ditto.).
18679 (print_operand): Handle "!" code.
18680 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18681 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18682 (AVR_HAVE_EIJMP_EICALL): Define.
18683 (AVR_3_BYTE_PC): Redefine.
18684 (AVR_2_BYTE_PC): (Ditto.).
18685 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18686 (LINK_SPEC): Add atmega2560 and atmega2561.
18687 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18689 * config/avr/avr.md (call_insn): Use eicall instead of icall
18690 for 3 byte PC devices.
18691 (call_value_insn): (Ditto.).
18692 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18693 (indirect_jump): Use only for for 2 byte PC devices.
18694 (*tablejump): (Ditto.).
18695 (*indirect_jump_avr6): Add insn.
18696 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18697 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18698 instead of ijmp for 3 byte PC devices.
18699 (__tablejump2__): (Ditto.).
18700 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18701 (MULITLIB_DIRNAMES): (Ditto.).
18702 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18704 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18706 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18707 "sse2_umulsidi3". Use V1DI mode for operand 0.
18708 ("mmx_psadbw"): Use V1DI mode for operand 0.
18709 * config/i386/i386-modes.def (V1SI): New vector mode.
18710 * config/i386/i386.c (struct builtin_description)
18711 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18712 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18713 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18714 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18715 v1di_ftype_v8qi_v8qi type.
18716 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18718 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18719 __builtin_ia32_pmuludq]: Fix the mode of return value.
18721 2008-03-15 Richard Guenther <rguenther@suse.de>
18723 PR middle-end/35595
18724 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18727 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18729 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18730 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18731 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18732 unless TARGET_SERIALIZE_VOLATILE is enabled.
18733 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18734 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18735 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18737 2008-03-14 Richard Guenther <rguenther@suse.de>
18739 PR tree-optimization/34172
18740 * tree-flow.h (refs_may_alias_p): Declare.
18741 (get_single_def_stmt): Likewise.
18742 (get_single_def_stmt_from_phi): Likewise.
18743 (get_single_def_stmt_with_phi): Likewise.
18744 * tree-dfa.c (refs_may_alias_p): New function.
18745 (get_single_def_stmt): Likewise.
18746 (get_single_def_stmt_from_phi): Likewise.
18747 (get_single_def_stmt_with_phi): Likewise.
18748 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18749 (vn_reference_lookup_1): New helper function.
18750 (vn_reference_lookup): Walk the virtual use-def chain to
18751 continue searching for a match if the def does not alias the
18752 reference we are looking for.
18754 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18756 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18757 archive and Perzl. Update The Written Word listing.
18759 2008-03-14 Richard Guenther <rguenther@suse.de>
18761 PR tree-optimization/34043
18762 PR tree-optimization/33989
18763 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18765 (bitmap_find_leader): Use extra argument to verify dominance
18766 relationship inside a basic-block.
18767 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18768 (find_leader_in_sets): Adjust.
18769 (create_component_ref_by_pieces): Take extra argument for
18770 dominance check, handle lookup failures.
18771 (find_or_generate_expression): Likewise.
18772 (create_expression_by_pieces): Likewise.
18773 (insert_into_preds_of_block): Adjust.
18774 (create_value_expr_from): If asked for, verify all operands
18775 are in the blocks AVAIL_OUT set.
18776 (make_values_for_stmt): Check for SSA_NAMEs that are life
18777 over an abnormal edge.
18778 (compute_avail): Remove such check.
18779 (do_SCCVN_insertion): New function.
18780 (eliminate): If we do not find a leader suitable for replacement
18781 insert a replacement expression from SCCVN if available.
18782 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18783 (struct vn_ssa_aux): Add needs_insertion flag.
18784 * tree-ssa-sccvn.c (may_insert): New global flag.
18785 (copy_reference_ops_from_ref): Value-number union member access
18786 based on its size, not type and member if insertion is allowed.
18787 (visit_reference_op_load): For a weak match from union type
18788 punning lookup a view-converted value and insert a SSA_NAME
18789 for that value if that is not found.
18790 (visit_use): Make dumps shorter. Do not disallow value numbering
18791 SSA_NAMEs that are life over an abnormal edge to constants.
18792 (free_scc_vn): Release inserted SSA_NAMEs.
18793 (run_scc_vn): New flag to specify whether insertion is allowed.
18794 Process SSA_NAMEs in forward order.
18795 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18796 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18797 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18798 pointer type to/from integral types that do not change the
18799 precision to regular conversions.
18801 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18803 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18804 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18805 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18806 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18807 input arguments and the mode of return value. Built-in functions
18808 that operate on whole 64-bit MMX register now use V1DI mode.
18810 2008-03-13 Alon Dayan <alond@il.ibm.com>
18811 Olga Golovanevsky <olga@il.ibm.com>
18813 PR tree-optimization/35041
18814 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18815 to locate the right position in a statement.
18817 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18821 * config/i386/xmmintrin.h: Change all static inline functions to
18822 extern inline and add __gnu_inline__ attribute.
18823 * config/i386/bmintrin.h: Ditto.
18824 * config/i386/smmintrin.h: Ditto.
18825 * config/i386/tmmintrin.h: Ditto.
18826 * config/i386/mmintrin-common.h: Ditto.
18827 * config/i386/ammintrin.h: Ditto.
18828 * config/i386/emmintrin.h: Ditto.
18829 * config/i386/pmmintrin.h: Ditto.
18830 * config/i386/mmintrin.h: Ditto.
18831 * config/i386/mm3dnow.h: Ditto.
18833 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18835 PR middle-end/35185
18836 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18837 (lower_omp_2): New function.
18838 (lower_omp_1, lower_omp): Rewritten.
18840 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18843 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18844 with the phrase "Microsoft Windows compilers".
18845 (Push/Pop Macro Pragmas): New subsection. Document
18846 #pragma push_macro and pragma pop_macro.
18848 2008-03-12 Paul Brook <paul@codesourcery.com>
18850 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18852 2008-03-12 Paul Brook <paul@codesourcery.com>
18854 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18855 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18856 (thumb2_addsi_shortim): Rename ...
18857 (thumb2_addsi_short): ... to this. Allow register operands.
18858 (thumb2_subsi_short): New pattern.
18859 (thumb2_one_cmplsi2_short,
18860 thumb2_negsi2_short): New patterns and peepholes.
18862 2008-03-12 Paul Brook <paul@codesourcery.com>
18864 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18866 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18868 * config/i386/i386.md (int_cond): New code iterator.
18870 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18871 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18872 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18873 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18874 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18875 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18876 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18877 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18879 2008-03-12 Paul Brook <paul@codesourcery.com>
18881 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18882 instead of {arm,thumb}_compute_save_reg_mask.
18883 (output_return_instruction): Ditto.
18884 (thumb_unexpanded_epilogue): Ditto.
18885 (thumb1_expand_prologue): Ditto.
18886 (thumb1_output_function_prologue): Ditto.
18887 (arm_set_return_address): Ditto.
18888 (thumb_set_return_address): Ditto.
18889 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18890 regs to achieve stack alignment.
18891 (thumb1_compute_save_reg_mask): Fix compiler warning.
18892 (arm_output_epilogue): Use offsets->saved_regs_mask.
18893 Adjust stack pointer by poping call clobered registers.
18894 (arm_expand_prologue): Use offsets->saved_regs_mask.
18895 Adjust stack pointer by pushing extra registers.
18896 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18898 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18901 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18902 conversion to the operands of a multiplication.
18904 2008-03-12 Richard Guenther <rguenther@suse.de>
18906 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18907 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18908 * timevar.def (TV_TREE_PHIPROP): Add.
18909 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18910 pass description. Use TV_TREE_PHIPROP.
18911 * tree-ssa-forwprop.c: Remove phiprop code.
18913 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18915 PR middle-end/35549
18916 * omp-low.c (maybe_lookup_decl): Constify first argument.
18917 (use_pointer_for_field): Change last argument from bool to
18918 omp_context *. Disallow shared copy-in/out in nested
18919 parallel if decl is shared in outer parallel too.
18920 (build_outer_var_ref, scan_sharing_clauses,
18921 lower_rec_input_clauses, lower_copyprivate_clauses,
18922 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18924 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18925 Ira Rosen <irar@il.ibm.com>
18927 * tree-vectorizer.c (free_stmt_vec_info): New function.
18928 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18929 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18930 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18931 * tree-vect-transform.c (vectorizable_conversion): Free
18932 vec_oprnds0 if it was allocated.
18933 (vect_permute_store_chain): Remove unused VECs.
18934 (vectorizable_store): Free VECs that are allocated in the..
18936 (vect_transform_strided_load, vectorizable_load): Likewise.
18937 (vect_remove_stores): Simplify the code.
18938 (vect_transform_loop): Move code to vect_remove_stores().
18939 Call vect_remove_stores() and free_stmt_vec_info().
18941 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18943 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18944 TARGET_HPUX. Revise comment.
18945 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18946 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18947 Use sr4 variant of `be' instruction when not generating PIC code.
18948 (attr_length_call): Adjust for above change.
18950 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18952 * ipa-reference.c (static_execute): Remove module_statics_const and
18953 associated setting code.
18955 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18958 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18959 predicate for operand 1.
18960 (paritysi2_cmp): Use register_operand predicate for operand 2.
18961 Use earlyclobber modifier for operand 1. Remove support for
18963 (paritydi2_cmp): Use register_operand predicate for operand 3.
18964 Use earlyclobber modifier for operand 1. Remove support for
18967 2008-03-11 Paul Brook <paul@codesourcery.com>
18968 Vladimir Prus <vladimir@codesourcery.com>
18970 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18971 (arm_compute_save_reg0_reg12_mask): Always
18972 check if register 11 must be saved. Always safe hard frame pointer
18973 when frame_pointer_needeed.
18974 (arm_compute_save_reg_mask): Save IP and PC
18975 only with apcs frames.
18976 (arm_output_epilogue): Adjust Thumb2 codepath to
18977 be also invoked and work for ARM non-apcs frames.
18978 (arm_expand_prologue): Don't bother saving IP
18979 for non-apcs frame, since it's not clobbered by
18980 prologue code. Implement non-apcs frame
18983 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18985 PR rtl-optimization/35281
18986 * expr.c (convert_move): Use a new pseudo for the intermediate
18987 from_mode->word_mode result.
18989 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18991 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18992 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18993 * toplev.c (compile_file): Don't call it.
18995 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18997 PR middle-end/35526
18998 * expr.c (store_expr): Call emit_block_move if the mode
18999 of "temp" RTX is BLKmode.
19001 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19002 Richard Guenther <rguenther@suse.de>
19004 PR tree-optimization/31358
19005 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
19006 the step with a NULL_TREE.
19007 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
19008 to sizetype if type is a pointer type.
19009 (add_candidate_1): Don't convert the base and step to
19010 the generic type if the orginal type is a pointer type.
19011 (add_iv_value_candidates): Use sizetype for the step
19012 if type is a pointer type.
19013 (cand_value_at): Likewise.
19014 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
19016 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
19017 Don't convert the tem affine to the type.
19018 (add_elt_to_tree): Use sizetype for the step if a pointer.
19019 Use POINTER_PLUS_EXPR for pointers.
19020 (aff_combination_to_tree): Use sizetype for the step if a
19023 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
19025 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
19026 Remove commutativity hint.
19028 2008-03-10 Jakub Jelinek <jakub@redhat.com>
19032 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
19033 errorneous type. Check that v is a VAR_DECL.
19035 PR middle-end/35099
19036 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
19038 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
19040 PR tree-optimization/35494
19041 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
19042 may be overriden at link and run time.
19044 2008-03-10 Richard Guenther <rguenther@suse.de>
19046 PR tree-optimization/34677
19047 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
19048 (poolify_tree): Likewise.
19049 (modify_expr_template): Likewise.
19050 (poolify_modify_stmt): Likewise.
19051 (insert_fake_stores): Handle all component-ref style stores
19052 in addition to INDIRECT_REF. Also handle complex types.
19053 Do not poolify the inserted load.
19054 (realify_fake_stores): Do not rebuild the tree but only
19055 make it a SSA_NAME copy.
19056 (init_pre): Remove initialzation of modify_expr_template.
19057 Do not allocate modify_expr_node_pool.
19058 (fini_pre): Do not free modify_expr_node_pool.
19060 2008-03-10 Paul Brook <paul@codesourcery.com>
19062 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
19063 to avoid conflicts.
19065 2008-03-10 Paul Brook <paul@codesourcery.com>
19066 Mark Shinwell <shinwell@codesourcery.com>
19068 * config/arm/cortex-r4.md: New.
19069 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
19071 * config/arm/arm.md: Include cortex-r4.md.
19072 (insn): Add smmls, sdiv and udiv values.
19073 (generic_sched): Don't use generic scheduling for Cortex-R4.
19074 (arm_issue_rate): New function.
19075 (TARGET_SCHED_ISSUE_RATE): Define.
19077 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
19079 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
19081 2008-03-10 Richard Guenther <rguenther@suse.de>
19083 * tree-ssa-pre.c (get_sccvn_value): Simplify.
19084 (compute_avail): Do not add stmt uses to AVAIL_OUT.
19086 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
19088 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
19089 Set default to true.
19091 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19093 * c.opt (Wsynth): Deprecate.
19094 * doc/invoke.texi (Option Summary, Warning Options): Document
19095 -Wno-format-contains-nul.
19097 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
19100 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
19101 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
19103 2008-03-09 Ira Rosen <irar@il.ibm.com>
19105 * config/rs6000/rs6000.c (builtin_description): Rename vector
19106 left shift operations.
19107 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
19108 (altivec_vsl<VI_char>): Rename to ...
19109 (ashl<mode>3): ... new name.
19110 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
19112 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
19114 2008-03-08 Richard Guenther <rguenther@suse.de>
19116 * coverage.h (tree_coverage_counter_addr): Declare.
19117 * coverage.c (tree_coverage_counter_addr): New function.
19118 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
19119 before using again.
19120 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
19121 (tree_gen_one_value_profiler): Likewise.
19122 (tree_gen_ic_profiler): Likewise.
19123 (tree_gen_average_profiler): Likewise.
19124 (tree_gen_ior_profiler): Likewise.
19126 2008-03-08 Richard Guenther <rguenther@suse.de>
19128 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
19129 (vn_binary_op_insert): Likewise.
19130 (vn_unary_op_lookup): Likewise.
19131 (vn_unary_op_insert): Likewise.
19132 (vn_nary_op_lookup): Declare.
19133 (vn_nary_op_insert): Likewise.
19134 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
19135 and binary hashes, use a single obstack for unary_op_pool
19136 and binary_op_pool.
19137 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
19138 a single struct vn_nary_op_s. Store tree code length and
19139 a variable number of operands.
19140 (struct vn_reference_op_struct): Remove unused op2.
19141 (vn_reference_op_eq): Do not compare op2.
19142 (vn_reference_op_compute_hash): Do not compute hash of op2.
19143 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
19144 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
19145 with vn_nary_op_compute_hash.
19146 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
19147 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
19149 (vn_unary_op_insert, vn_binary_op_insert): Replace with
19151 (visit_unary_op): Call nary functions.
19152 (visit_binary_op): Likewise.
19153 (process_scc): Adjust for struct vn_tables_s changes.
19154 (allocate_vn_table): Likewise.
19155 (free_vn_table): Likewise.
19156 * tree-vn.c (vn_add): Call nary functions.
19157 (vn_lookup): Likewise.
19159 2008-03-08 Jakub Jelinek <jakub@redhat.com>
19162 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
19163 wdst back after sync_compare_and_swapqhi_internal.
19165 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
19168 * config/i386/i386-modes.def (V1DI): New vector mode.
19169 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
19170 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
19171 (MMXMODE248): Ditto.
19172 (MMXMODE): Add V1DI mode.
19173 (mmxvecsize): Change DI mode to V1DI mode.
19174 ("mov<mode>): Use MMXMODEI8 mode iterator.
19175 ("*mov<mode>_internal_rex64"): Ditto.
19176 ("*mov<mode>_internal"): Ditto.
19177 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
19178 ("mmx_sub<mode>3"): Ditto.
19179 ("mmx_adddi3"): Remove insn pattern.
19180 ("mmx_subdi3"): Ditto.
19181 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
19182 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
19183 ("mmx_ashl<mode>3"): Ditto.
19184 ("mmx_lshrdi3"): Remove insn pattern.
19185 ("mmx_ashldi3"): Ditto.
19186 * config/i386/i386.c (classify_argument): Handle V1DImode.
19187 (function_arg_advance_32): Ditto.
19188 (function_arg_32): Ditto.
19189 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
19190 mmx_addv1di3 insn pattern.
19191 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
19192 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
19193 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
19194 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
19195 Remove definitions of built-in functions.
19196 (V1DI_type_node): New node.
19197 (v1di_ftype_v1di_int): Ditto.
19198 (v1di_ftype_v1di_v1di): Ditto.
19199 (v2si_ftype_v2si_si): Ditto.
19200 (v4hi_ftype_v4hi_di): Remove node.
19201 (v2si_ftype_v2si_di): Ditto.
19202 (ix86_init_mmx_sse_builtins): Handle V1DImode.
19203 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
19204 Redefine builtins using def_builtin_const with *_ftype_*_int node.
19205 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
19206 Add new builtins using def_builtin_const.
19207 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
19208 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
19209 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
19210 * config/i386/mmintrin.h (__v1di): New typedef.
19211 (_mm_add_si64): Cast arguments to __v1di type.
19212 (_mm_sub_si64): Ditto.
19213 (_mm_sll_pi16): Cast __count to __v4hi type.
19214 (_mm_sll_pi32): Cast __count to __v2si type.
19215 (_mm_sll_si64): Cast arguments to __v1di type.
19216 (_mm_srl_pi16): Cast __count to __v4hi type.
19217 (_mm_srl_pi32): Cast __count to __v2si type.
19218 (_mm_srl_si64): Cast arguments to __v1di type.
19219 (_mm_sra_pi16): Cast __count to __v4hi type.
19220 (_mm_sra_pi32): Cast __count to __v2si type.
19221 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
19222 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
19223 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
19224 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
19225 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
19226 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
19227 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
19228 (_mm_srai_pi32): Use __builtin_ia32_psradi.
19229 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
19230 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19231 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19232 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
19234 2008-03-07 Joseph Myers <joseph@codesourcery.com>
19236 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
19238 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
19241 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
19242 reg+const addressing for Altivec modes. Don't generate reg+reg
19243 addressing for TFmode or TDmode quantities.
19245 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
19247 * c-common.c (vector_types_convertible_p): Call langhook
19248 instead of comptypes.
19250 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
19253 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
19254 integral and scalar float variables which have a
19257 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
19259 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
19260 dwarf_register_span hook when emitting unwind information for
19261 register-to-memory saves.
19262 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
19263 (rs6000_frame_related): Remove call to spe_synthesize_frame.
19265 2008-03-06 Jakub Jelinek <jakub@redhat.com>
19267 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
19268 for the same VAR_DECL.
19270 2008-03-06 Tom Tromey <tromey@redhat.com>
19272 * treelang: Delete.
19273 * doc/standards.texi (Standards): Don't mention treelang.
19274 * doc/invoke.texi (Overall Options): Don't mention treelang.
19275 * doc/install.texi (Prerequisites): Don't mention bison or
19277 (Configuration): Don't mention treelang.
19278 (Building): Likewise.
19279 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
19281 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
19283 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
19284 word-extractions out of a multi-word object.
19286 2008-03-06 Richard Guenther <rguenther@suse.de>
19288 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
19289 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
19290 result type and precision.
19291 * expr.c (get_inner_reference): Set unsignedp based on the result
19292 type of BIT_FIELD_REF.
19293 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
19294 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
19295 (try_instantiate_multiple_fields): Likewise. Use the correct type
19297 (sra_build_assignment): Likewise.
19298 (sra_build_elt_assignment): Likewise.
19299 (sra_explode_bitfield_assignment): Likewise.
19300 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
19301 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
19302 set BIT_FIELD_REF_UNSIGNED.
19303 (vectorizable_load): Likewise.
19305 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
19307 * cse.c (cse_extended_basic_block): Invalidate artificial defs
19310 2008-03-06 Richard Guenther <rguenther@suse.de>
19312 * alias.c (struct alias_set_entry): Move has_zero_child field
19313 to pack with alias_set.
19315 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19317 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19320 2008-03-05 Ian Lance Taylor <iant@google.com>
19322 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
19324 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
19326 * fwprop.c (update_df): Support width and offset parameters of
19328 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
19329 global_conflicts): Change DF_REF_EXTRACT to either
19330 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19331 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19332 * df-scan.c (df_ref_record, df_defs_record,
19333 df_ref_create_structure, df_def_record_1, df_uses_record,
19334 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
19335 df_bb_refs_collect, df_entry_block_defs_collect,
19336 df_exit_block_uses_collect): Support new width and offset fields.
19337 (ref_extract_pool): New storage pool.
19338 (df_free_ref): New function.
19339 (df_reg_chain_unlink, df_free_collection_rec,
19340 df_sort_and_compress_refs): Call df_free_ref.
19341 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
19343 (df_ref_create_structure): Allocate df_ref_extract if offset and
19344 width fields are used.
19345 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
19346 (df_uses_record): Get offset and width from ZERO_EXTRACT
19348 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
19349 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19350 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19351 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
19352 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19353 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19354 (df_ref_extract): New structure.
19355 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
19356 (df_ref_create): Add width and offset parameters.
19358 2008-03-05 Richard Guenther <rguenther@suse.de>
19360 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19361 Use ranges_overlap_p.
19362 (offset_overlaps_with_access): Rename
19363 to ranges_overlap_p and move ...
19364 * tree-flow-inline.h (ranges_overlap_p): ... here.
19366 * tree.h (get_inner_reference, handled_component_p): Update
19369 * tree.h (record_component_aliases, get_alias_set,
19370 alias_sets_conflict_p, alias_sets_must_conflict_p,
19371 objects_must_conflict_p): Move declarations ...
19372 * alias.h (record_component_aliases, get_alias_set,
19373 alias_sets_conflict_p, alias_sets_must_conflict_p,
19374 objects_must_conflict_p): ... here.
19375 Include coretypes.h.
19376 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
19378 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
19380 * cfg.c: Include tree-flow.h.
19381 (remove_edge_raw): Call redirect_edge_var_map_clear.
19382 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
19383 * tree-flow-inline.h (redirect_edge_var_map_def): New.
19384 (redirect_edge_var_map_result): New.
19385 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
19386 PENDING_STMT use with redirect_edge_var_map_*.
19387 * tree-ssa.c (edge_var_maps): New definition.
19388 (redirect_edge_var_map_add): New.
19389 (redirect_edge_var_map_clear): New.
19390 (redirect_edge_var_map_dup): New.
19391 (redirect_edge_var_map_vector): New.
19392 (redirect_edge_var_map_destroy): New.
19393 (ssa_redirect_edge): Replace PENDING_STMT use with
19394 redirect_edge_var_map_*.
19395 (flush_pending_stmts): Same.
19396 (delete_tree_ssa): Destroy edge var map.
19397 * tree-flow.h (struct _edge_var_map): New.
19398 Define edge_var_map vector type.
19399 Declare redirect_edge_var_map_* prototypes.
19400 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
19401 * tree-cfg.c (reinstall_phi_args): Replace
19402 PENDING_STMT use with redirect_edge_var_map_*.
19404 2008-03-05 Richard Guenther <rguenther@suse.de>
19406 PR tree-optimization/35472
19407 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
19408 whose single use_stmt has a overlapping set of loaded and
19409 stored symbols as that use_stmt might be a noop assignment then.
19411 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19413 * gthr-rtems.h: Implement __gthread_mutex_destroy.
19415 2008-03-05 Richard Guenther <rguenther@suse.de>
19418 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
19419 should be constants.
19420 * tree-cfg.c (verify_expr): Verify it.
19421 * fold-const.c (fold_truthop): Remove code generating
19422 BIT_FIELD_REFs of structure bases.
19423 (fold_binary): Likewise.
19424 (fold_ternary): Position and size of BIT_FIELD_REFs are
19425 always host integers.
19426 (make_bit_field_ref): Remove.
19427 (optimize_bit_field_compare): Remove.
19428 (all_ones_mask_p): Remove.
19430 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
19433 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
19434 (split_block_and_df_analyze): New. Split basic block and rebuild
19436 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
19438 (split_pattern_seq): Likewise.
19439 (erase_matching_seqs): Likewise.
19440 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
19442 2008-03-04 Geoff Keating <geoffk@apple.com>
19444 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
19445 declaration and code.
19446 (tree_invalid_nonnegative_warnv_p): Likewise.
19448 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
19450 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
19451 examples. Truncate option-names then causing overfull hbox.
19453 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19456 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
19458 * configure: Rebuilt.
19460 2008-03-04 Rafael Espíndola <espindola@google.com>
19462 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
19463 (tree_unary_nonnegative_warnv_p): New.
19464 (tree_binary_nonnegative_warnv_p): New.
19465 (tree_single_nonnegative_warnv_p): New.
19466 (tree_invalid_nonnegative_warnv_p): New.
19467 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
19469 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19472 * opts.c (handle_option): Postpone 'unknown option' errors only for
19475 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
19478 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
19481 2008-03-04 Rafael Espíndola <espindola@google.com>
19483 * fold-const.c (tree_unary_nonzero_warnv_p): New.
19484 (tree_binary_nonzero_warnv_p): New.
19485 (tree_single_nonzero_warnv_p): New.
19486 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19488 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19490 PR middle-end/35456
19491 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19492 transformations for modes that have signed zeros.
19493 * ifcvt.c (noce_try_abs): Ditto.
19495 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19497 * config/i386/i386.c (override_options): Force
19498 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19500 2008-03-04 Jan Hubicka <jh@suse.cz>
19503 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19506 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19508 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19509 label to probe the stack.
19511 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19513 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19514 (__gthr_win32_mutex_destroy): Declare.
19515 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19516 __gthr_win32_mutex_destroy.
19517 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19519 2008-03-03 Jan Hubicka <jh@suse.cz>
19522 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19523 aggressive on inlining cold calls.
19525 2008-03-03 Richard Guenther <rguenther@suse.de>
19527 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19528 struct copies into the expression table.
19529 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19530 (try_to_simplify): Likewise.
19531 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19532 integral and pointer arguments which do not change the
19533 precision to NOP_EXPRs.
19534 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19535 VIEW_CONVERT_EXPR case.
19537 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19539 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19540 defined in a loop at depth 0 is invariant.
19541 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19542 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19543 be called at loop depth 0.
19545 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19548 * gcc.c (process_command): Update copyright notice dates.
19549 * gcov.c (print_version): Likewise.
19550 * gcov-dump.c (print_version): Likewise.
19551 * mips-tfile.c (main): Likewise.
19552 * mips-tdump.c (main): Likewise.
19554 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19557 * c-common.c (flag_permissive): Delete.
19558 (constant_expression_warnings): Check flags first.
19559 (constant_expression_error): New.
19560 * c-common.h (flag_permissive): Delete.
19561 (constant_expression_error): Declare.
19562 * flags.h (flag_permissive): Declare. Update description.
19563 * diagnostic.c (pedwarn): Update.
19565 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19566 (permissive_error_kind): New.
19567 * toplev.c (flag_permissive): Define. Update description.
19568 * toplev.h (permissive_error_kind): Declare.
19569 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19570 (pedwarn_c90): Use pedantic_warning_kind.
19571 * c-opts.c (c_common_post_options): flag_permissive does not affect
19572 flag_pedantic_errors.
19574 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19576 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19577 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19578 __absvsi2, __absvDI2): Use unsigned arithmetic.
19580 2008-03-02 Andi Kleen <ak@suse.de>
19581 Richard Guenther <rguenther@suse.de>
19583 * struct-equiv.c: Remove file.
19584 * cfg_cleanup.c (condjump_equiv_p): Remove.
19585 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19586 (struct-equiv.o): Remove rule.
19587 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19588 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19589 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19591 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19593 * ifcvt.c (noce_process_if_block): Try to handle only the then
19594 block if the else block exists but isn't suitable.
19596 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19599 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19600 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19601 regression from previous patch.
19603 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19606 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19608 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19609 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19610 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19611 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19612 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19613 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19614 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19615 (__gthread_mutex_destroy_function): Rename to
19616 __gthread_mutex_destroy.
19617 * gthr-dce.h (__gthread_mutex_destroy): Call
19618 pthread_mutex_destroy.
19619 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19620 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19621 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19623 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19625 * df-scan.c (df_ref_chain_change_bb): Simplify.
19626 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19627 set_block_for_insn if there's any change.
19628 * df.h ((df_insn_change_bb): Fix prototype.
19629 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19630 df_insn_change_bb, don't call set_block_for_insn.
19631 * emit-rtl.c (reorder_insns): Likewise.
19632 * haifa-sched.c (move_insn): Likewise.
19634 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19636 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19638 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19640 * tree-flow-inline.h (next_readonly_imm_use): Return
19641 NULL_USE_OPERAND_P after the end.
19643 2008-03-01 Richard Guenther <rguenther@suse.de>
19645 PR tree-optimization/35411
19646 * tree-sra.c (sra_build_assignment): Split conversion to
19647 final type to a separate statement if we are not assigning
19650 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19652 * fold-const.c (fold_convertible_p): Correct the logic to follow
19653 that in fold_convert().
19655 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19658 * tree-inline.c (build_duplicate_type): When we make a
19659 duplicate type, make it unique in the canonical types system.
19661 2008-02-29 Tom Tromey <tromey@redhat.com>
19663 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19664 input_file_stack_history, input_file_stack_restored): Remove.
19665 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19666 * input.h (struct file_stack): Remove.
19667 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19668 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19670 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19672 (diagnostic_last_module_changed): Add 'map' argument.
19673 (diagnostic_set_last_function): Likewise.
19674 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19675 line map, not input_file_stack.
19676 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19678 2008-02-29 Paul Brook <paul@codesourcery.com>
19680 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19682 2008-02-29 Paul Brook <paul@codesourcery.com>
19684 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19686 2008-02-29 Richard Guenther <rguenther@suse.de>
19688 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19690 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19691 value for comparing for a store match.
19692 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19693 (try_to_simplify): Do not do a full-blown reference lookup.
19695 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19697 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19698 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19700 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19702 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19704 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19705 strides against cache sizes.
19707 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19709 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19712 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19714 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19715 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19716 is smaller than the original promoted value.
19717 (simplify_subreg): If OP is a SUBREG, try to preserve its
19718 SUBREG_PROMOTED_VAR_P information.
19720 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19722 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19723 (VN_INFO_GET): Allocate new objects on the obstack.
19724 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19725 for rpo_numbers_temp, for consistency.
19726 (free_scc_vn): Free the obstack.
19728 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19730 * doc/invoke.texi: Document -ftree-loop-distribution.
19731 * tree-loop-distribution.c: New.
19732 * tree-pass.h (pass_loop_distribution): New.
19733 * graphds.h (struct graph): Add htab_t indices.
19734 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19735 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19736 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19737 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19738 * tree-data-ref.c (debug_data_dependence_relations): New.
19739 (dump_data_dependence_relation): Also print data references.
19740 (free_data_ref): Extern.
19741 (same_access_functions): Moved...
19742 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19743 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19744 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19745 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19746 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19747 (stmts_from_loop): Skip LABEL_EXPR.
19748 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19750 (build_rdg): Initialize rdg->indices htab.
19751 (free_rdg, stores_from_loop, ref_base_address,
19752 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19753 have_similar_memory_accesses_1, ref_base_address_1,
19754 remove_similar_memory_refs): New.
19755 * tree-data-ref.h: Depend on tree-chrec.h.
19756 (debug_data_dependence_relations, free_data_ref): Declared.
19757 (same_access_functions): ... here.
19758 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19760 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19761 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19762 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19763 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19764 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19765 rdg_vertex_for_stmt): Declared.
19766 (struct rdg_edge): Add level.
19768 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19769 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19771 (rdg_has_similar_memory_accesses): New.
19772 * tree-vect-analyze.c: Remove unused static decls.
19773 * lambda.h (dependence_level): New.
19774 * common.opt (ftree-loop-distribution): New.
19775 * tree-flow.h (mark_virtual_ops_in_bb,
19776 slpeel_tree_duplicate_loop_to_edge_cfg,
19777 rename_variables_in_loop): Declared.
19778 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19779 (OBJS-common): Add tree-loop-distribution.o.
19780 (tree-loop-distribution.o): New rule.
19781 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19782 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19783 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19785 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19788 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19789 other than structures and unions.
19791 2008-02-28 Richard Guenther <rguenther@suse.de>
19794 2008-02-26 Richard Guenther <rguenther@suse.de>
19796 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19797 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19798 (lookup_decl_from_uid): Declare.
19799 (remove_decl_from_map): Likewise.
19800 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19801 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19802 (decl_for_uid_map): New global hashtable mapping DECL_UID
19804 (init_ttree): Allocate it.
19805 (insert_decl_to_uid_decl_map): New helper function.
19806 (make_node_stat): Insert new decls into the map.
19807 (copy_node_stat): Likewise.
19808 (lookup_decl_from_uid): New function.
19809 (remove_decl_from_map): Likewise.
19810 (print_decl_for_uid_map_statistics): New helper.
19811 (dump_tree_statistics): Call it.
19813 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19814 (referenced_var_iterator): Adjust.
19815 (FOR_EACH_REFERENCED_VAR): Adjust.
19816 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19817 (num_referenced_vars): Adjust.
19818 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19819 (first_referenced_var): Remove.
19820 (end_referenced_vars_p): Likewise.
19821 (next_referenced_var): Likewise.
19822 (referenced_var_iterator_set): New helper function.
19823 * tree-dfa.c (referenced_var_lookup): Adjust.
19824 (referenced_var_check_and_insert): Likewise.
19825 (remove_referenced_var): Likewise.
19826 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19827 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19828 (verify_call_clobbering): Likewise.
19829 (verify_memory_partitions): Likewise.
19830 (init_tree_ssa): Allocate bitmap instead of hashtable for
19832 (delete_tree_ssa): Adjust.
19833 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19834 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19835 (compute_tag_properties): Likewise.
19836 (set_initial_properties): Likewise.
19837 (find_partition_for): Likewise.
19838 (update_reference_counts): Likewise.
19839 (dump_may_aliases_for): Likewise.
19840 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19841 (add_call_clobber_ops): Likewise.
19842 (add_call_read_ops): Likewise.
19843 (get_asm_expr_operands): Likewise.
19844 * tree-into-ssa.c (dump_decl_set): Likewise.
19845 (update_ssa): Likewise.
19846 * tree-sra.c (scan_function): Likewise.
19847 (decide_instantiations): Likewise.
19848 (scalarize_parms): Likewise.
19849 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19850 (dsa_named_for): Likewise.
19851 * tree-ssa-structalias.c (update_alias_info): Likewise.
19852 (merge_smts_into): Likewise.
19854 2008-02-27 David Daney <ddaney@avtrex.com>
19857 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19858 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19859 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19860 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19861 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19863 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19866 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19867 (BUILT_IN_NEXTTOWARD): Remove.
19868 (BUILT_IN_NEXTTOWARDF): Ditto.
19869 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19870 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19872 2008-02-27 Tom Tromey <tromey@redhat.com>
19874 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19875 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19877 2008-02-27 Jan Beulich <jbeulich@novell.com>
19879 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19880 update the respective field on newdecl.
19882 2008-02-27 Revital Eres <eres@il.ibm.com>
19884 PR rtl-optimization/34999
19885 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19886 crossing edges that ends with a call insn.
19887 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19888 call insn and clear the EDGE_CROSSING flag of the crossing edge
19889 when fixing fallthru edges.
19891 2008-02-27 Richard Guenther <rguenther@suse.de>
19893 PR middle-end/35390
19894 * fold-const.c (fold_unary): Return the correct argument,
19895 converted to the result type.
19897 2008-02-27 Richard Guenther <rguenther@suse.de>
19899 PR middle-end/34971
19900 * expr.c (expand_expr_real_1): Assert on rotates that operate
19902 * fold-const.c (fold_binary): Use the types precision, not the
19903 bitsize of the mode if folding rotate expressions. Build rotates
19904 only for full modes.
19906 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19908 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19909 and CPP_PRAGMA_EOL.
19910 * c-pragma.c (pragma_ns_name): New typedef.
19911 (registered_pp_pragmas): New variable.
19912 (c_pp_lookup_pragma): New function.
19913 (c_register_pragma_1): If flag_preprocess_only, do nothing
19914 for non-expanded pragmas, for expanded ones push pragma's
19915 namespace and name into registered_pp_pragmas vector.
19916 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19917 flag_preprocess_only, don't register GCC pch_preprocess
19918 pragma if flag_preprocess_only.
19919 * c-opts.c (c_common_init): Call init_pragma even if
19920 flag_preprocess_only.
19921 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19922 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19923 cpp_register_pragma if flag_preprocess_only.
19925 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19928 * c-parser.c (c_parser_translation_unit): Warn for empty
19929 translation unit, not empty source file.
19931 2008-02-26 Paul Brook <paul@codesourcery.com>
19933 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19934 operand for Thumb-2.
19935 * config/arm/arm.h (reg_class): Add CORE_REGS.
19936 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19937 (BASE_REG_CLASS): Use CORE_REGS.
19938 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19939 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19940 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19941 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19942 ARM_REGNO_OK_FOR_INDEX_P.
19943 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19944 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19945 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19946 (ldm/stm peepholes): Ditto.
19947 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19948 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19949 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19950 * config/arm/constraints.md: Enable "k" constraint on ARM.
19952 2008-02-27 Ben Elliston <bje@au.ibm.com>
19954 * config/rs6000/rs6000.c: Annotate cache line size field in all
19955 instances of struct processor_costs.
19957 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19959 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19960 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19961 jump_bypass): New counters.
19962 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19963 * dce.c (gate_ud_dce): Same.
19964 (gate_fast_dce): Same.
19965 * dse.c (gate_dse1): New function.
19966 (gate_dse2): New function.
19967 (gate_dse): Merge results of new gate functions.
19968 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19969 (gate_handle_jump_bypass): Add dbg_cnt.
19970 (gate_handle_gcse): Add dbg_cnt.
19971 * ifcvt.c (gate_handle_if_conversion): Same.
19972 (gate_handle_if_after_combine): Same.
19973 (gate_handle_if_after_reload): Same.
19974 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19976 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19978 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19980 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19982 2008-02-26 Jason Merrill <jason@redhat.com>
19985 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19986 alone if it's the naming decl for the type's main variant.
19988 2008-02-26 Tom Tromey <tromey@redhat.com>
19990 * system.h (USE_MAPPED_LOCATION): Poison.
19991 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19992 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19993 (make_goto_expr_edges): Likewise.
19994 (remove_bb): Likewise.
19995 (execute_warn_function_return): Likewise.
19996 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19998 * c-common.c (fname_decl): Remove old location code.
19999 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
20001 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
20003 (ASM_INPUT_SOURCE_LOCATION): Likewise.
20004 (gen_rtx_ASM_INPUT): Likewise.
20005 (gen_rtx_ASM_INPUT_loc): Likewise.
20006 (get_rtx_asm_OPERANDS): Remove.
20007 * cfglayout.c (insn_locators_alloc): Remove old location code.
20008 (set_curr_insn_source_location): Likewise.
20009 (curr_insn_locator): Likewise.
20010 * print-tree.c (print_node): Remove old location code.
20011 * tree-mudflap.c (mf_varname_tree): Remove old location code.
20012 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
20013 * cfgexpand.c (expand_gimple_cond_expr): Don't use
20014 location_from_locus.
20015 (construct_exit_block): Remove old location code.
20016 * emit-rtl.c (force_next_line_note): Remove old location code.
20017 * profile.c (branch_prob): Remove old location code.
20018 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
20019 LOC_LINE): Remove old-location variants.
20020 * langhooks.c (lhd_print_error_function): Remove old location
20022 * configure, config.in: Rebuilt.
20023 * configure.ac (--enable-mapped-location): Remove.
20024 * c-decl.c (c_init_decl_processing): Remove old location code.
20025 (finish_function): Likewise.
20026 * recog.c (decode_asm_operands): Remove old location code.
20027 * c-pch.c (c_common_read_pch): Remove old location code.
20028 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
20030 * gimple-low.c (lower_function_body): Remove old location code.
20031 * toplev.c (unknown_location): Remove.
20032 (push_srcloc): Remove old-location variant.
20033 (process_options): Remove old location code.
20034 (lang_dependent_init): Likewise.
20035 * input.h (UNKNOWN_LOCATION): Move definition.
20036 (location_t): Undeprecate.
20037 (source_locus): Remove.
20038 (location_from_locus): Remove.
20039 (struct location_s): Remove.
20040 Remove all old-location code.
20041 (input_line, input_filename): Remove.
20042 * final.c (final_scan_insn): Remove old location code.
20043 * diagnostic.c (diagnostic_build_prefix): Remove
20044 USE_MAPPED_LOCATION test.
20045 * tree.h (gimple_stmt) <locus>: Now a location_t.
20046 (tree_exp) <locus>: Likewise.
20047 (DECL_IS_BUILTIN): Remove old-location variant.
20048 (annotate_with_file_line, annotate_with_locus): Likewise.
20049 (expr_locus, set_expr_locus): Update.
20050 * tree.c (build1_stat): Remove old location code.
20051 (last_annotated_node): Remove.
20052 (annotate_with_file_line): Remove old-location variant.
20053 (annotate_with_locus): Likewise.
20054 (expr_location): Remove old location code.
20055 (set_expr_location): Likewise.
20056 (expr_has_location): Likewise.
20057 (expr_locus): Likewise.
20058 (set_expr_locus): Likewise.
20059 (expr_filename): Don't use location_from_locus.
20060 (expr_lineno): Likewise.
20061 * rtl-error.c (location_for_asm): Remove old location code.
20062 * c-lex.c (cb_line_change): Remove old location code.
20063 (fe_file_change): Likewise.
20064 (cb_def_pragma): Likewise.
20065 (c_lex_with_flags): Likewise.
20066 * gengtype.c (do_typedef): Don't special-case location types.
20067 (define_location_structures): Remove.
20068 (main): Don't call define_location_structures.
20069 * tree-pretty-print.c (dump_implicit_edges): Remove old location
20072 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20075 * builtins.def (BUILT_IN_STDARG_START): Remove.
20076 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
20077 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
20078 * tree-inline.c (inline_forbidden_p_1): Likewise.
20080 2008-02-26 Richard Guenther <rguenther@suse.de>
20082 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20083 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20084 (lookup_decl_from_uid): Declare.
20085 (remove_decl_from_map): Likewise.
20086 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20087 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20088 (decl_for_uid_map): New global hashtable mapping DECL_UID
20090 (init_ttree): Allocate it.
20091 (insert_decl_to_uid_decl_map): New helper function.
20092 (make_node_stat): Insert new decls into the map.
20093 (copy_node_stat): Likewise.
20094 (lookup_decl_from_uid): New function.
20095 (remove_decl_from_map): Likewise.
20096 (print_decl_for_uid_map_statistics): New helper.
20097 (dump_tree_statistics): Call it.
20099 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20100 (referenced_var_iterator): Adjust.
20101 (FOR_EACH_REFERENCED_VAR): Adjust.
20102 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20103 (num_referenced_vars): Adjust.
20104 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20105 (first_referenced_var): Remove.
20106 (end_referenced_vars_p): Likewise.
20107 (next_referenced_var): Likewise.
20108 (referenced_var_iterator_set): New helper function.
20109 * tree-dfa.c (referenced_var_lookup): Adjust.
20110 (referenced_var_check_and_insert): Likewise.
20111 (remove_referenced_var): Likewise.
20112 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20113 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20114 (verify_call_clobbering): Likewise.
20115 (verify_memory_partitions): Likewise.
20116 (init_tree_ssa): Allocate bitmap instead of hashtable for
20118 (delete_tree_ssa): Adjust.
20119 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20120 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20121 (compute_tag_properties): Likewise.
20122 (set_initial_properties): Likewise.
20123 (find_partition_for): Likewise.
20124 (update_reference_counts): Likewise.
20125 (dump_may_aliases_for): Likewise.
20126 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20127 (add_call_clobber_ops): Likewise.
20128 (add_call_read_ops): Likewise.
20129 (get_asm_expr_operands): Likewise.
20130 * tree-into-ssa.c (dump_decl_set): Likewise.
20131 (update_ssa): Likewise.
20132 * tree-sra.c (scan_function): Likewise.
20133 (decide_instantiations): Likewise.
20134 (scalarize_parms): Likewise.
20135 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20136 (dsa_named_for): Likewise.
20137 * tree-ssa-structalias.c (update_alias_info): Likewise.
20138 (merge_smts_into): Likewise.
20140 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20143 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
20144 * c-opts.c (c_common_handle_option): Wall enables
20145 Wvolatile-register-var.
20146 * common.opt: Move Wvolatile-register-var to...
20149 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20151 * common.opt (Wlarger-than=): New.
20152 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
20154 * opts.c (common_handle_option): Handle -Wlarger-than=.
20155 * optc-gen.awk: Likewise.
20156 * opth-gen.awk: Likewise.
20157 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
20158 * tree-optimize.c (tree_rest_of_compilation): Likewise.
20160 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20162 * c-common.c (match_case_to_enum_1): Add appropriate
20163 OPT_W* parameter to warning.
20164 (c_do_switch_warnings): Likewise.
20165 * c-typeck.c (warning_init): Add one more parameter following
20166 'warning' function.
20167 (push_init_level): Update call to warning_init.
20168 (pop_init_level): Likewise.
20169 (add_pending_init): Likewise.
20170 (output_init_element: Likewise.
20172 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20175 * toplev.c (toplev_main): If there are warnings or error, print
20176 errors for ignored options.
20177 * opts.c (ignored_options): New static variable.
20178 (postpone_unknown_option_error): New.
20179 (print_ignored_options): New.
20180 (handle_option): Postpone errors for unknown -Wno-* options.
20181 * opts.h (print_ignored_options): Declare.
20183 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
20185 * config/mips/mips.md (loadgp_blockage, blockage): Change type
20188 2008-02-25 Richard Guenther <rguenther@suse.de>
20191 2008-02-25 Richard Guenther <rguenther@suse.de>
20193 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20194 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20195 (lookup_decl_from_uid): Declare.
20196 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20197 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20198 (decl_for_uid_map): New global hashtable mapping DECL_UID
20200 (init_ttree): Allocate it.
20201 (insert_decl_to_uid_decl_map): New helper function.
20202 (make_node_stat): Insert new decls into the map.
20203 (copy_node_stat): Likewise.
20204 (lookup_decl_from_uid): New function.
20205 (print_decl_for_uid_map_statistics): New helper.
20206 (dump_tree_statistics): Call it.
20208 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20209 (referenced_var_iterator): Adjust.
20210 (FOR_EACH_REFERENCED_VAR): Adjust.
20211 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20212 (num_referenced_vars): Adjust.
20213 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20214 (first_referenced_var): Remove.
20215 (end_referenced_vars_p): Likewise.
20216 (next_referenced_var): Likewise.
20217 (referenced_var_iterator_set): New helper function.
20218 * tree-dfa.c (referenced_var_lookup): Adjust.
20219 (referenced_var_check_and_insert): Likewise.
20220 (remove_referenced_var): Likewise.
20221 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20222 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20223 (verify_call_clobbering): Likewise.
20224 (verify_memory_partitions): Likewise.
20225 (init_tree_ssa): Allocate bitmap instead of hashtable for
20227 (delete_tree_ssa): Adjust.
20228 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20229 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20230 (compute_tag_properties): Likewise.
20231 (set_initial_properties): Likewise.
20232 (find_partition_for): Likewise.
20233 (update_reference_counts): Likewise.
20234 (dump_may_aliases_for): Likewise.
20235 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20236 (add_call_clobber_ops): Likewise.
20237 (add_call_read_ops): Likewise.
20238 (get_asm_expr_operands): Likewise.
20239 * tree-into-ssa.c (dump_decl_set): Likewise.
20240 (update_ssa): Likewise.
20241 * tree-sra.c (scan_function): Likewise.
20242 (decide_instantiations): Likewise.
20243 (scalarize_parms): Likewise.
20244 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20245 (dsa_named_for): Likewise.
20246 * tree-ssa-structalias.c (update_alias_info): Likewise.
20247 (merge_smts_into): Likewise.
20249 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20252 * doc/invoke.texi (-fcx-limited-range): Document new option.
20253 * toplev.c (process_options): Handle -fcx-fortran-rules.
20254 * common.opt: Add documentation for -fcx-fortran-rules.
20256 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20259 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
20260 actual behaviour and C99.
20262 2008-02-26 Ben Elliston <bje@au.ibm.com>
20264 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
20265 (ASM_CPU_POWER6_SPEC): Likewise.
20266 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
20267 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
20268 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
20270 2008-02-25 Richard Guenther <rguenther@suse.de>
20272 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20273 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20274 (lookup_decl_from_uid): Declare.
20275 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20276 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20277 (decl_for_uid_map): New global hashtable mapping DECL_UID
20279 (init_ttree): Allocate it.
20280 (insert_decl_to_uid_decl_map): New helper function.
20281 (make_node_stat): Insert new decls into the map.
20282 (copy_node_stat): Likewise.
20283 (lookup_decl_from_uid): New function.
20284 (print_decl_for_uid_map_statistics): New helper.
20285 (dump_tree_statistics): Call it.
20287 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20288 (referenced_var_iterator): Adjust.
20289 (FOR_EACH_REFERENCED_VAR): Adjust.
20290 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20291 (num_referenced_vars): Adjust.
20292 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20293 (first_referenced_var): Remove.
20294 (end_referenced_vars_p): Likewise.
20295 (next_referenced_var): Likewise.
20296 (referenced_var_iterator_set): New helper function.
20297 * tree-dfa.c (referenced_var_lookup): Adjust.
20298 (referenced_var_check_and_insert): Likewise.
20299 (remove_referenced_var): Likewise.
20300 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20301 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20302 (verify_call_clobbering): Likewise.
20303 (verify_memory_partitions): Likewise.
20304 (init_tree_ssa): Allocate bitmap instead of hashtable for
20306 (delete_tree_ssa): Adjust.
20307 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20308 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20309 (compute_tag_properties): Likewise.
20310 (set_initial_properties): Likewise.
20311 (find_partition_for): Likewise.
20312 (update_reference_counts): Likewise.
20313 (dump_may_aliases_for): Likewise.
20314 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20315 (add_call_clobber_ops): Likewise.
20316 (add_call_read_ops): Likewise.
20317 (get_asm_expr_operands): Likewise.
20318 * tree-into-ssa.c (dump_decl_set): Likewise.
20319 (update_ssa): Likewise.
20320 * tree-sra.c (scan_function): Likewise.
20321 (decide_instantiations): Likewise.
20322 (scalarize_parms): Likewise.
20323 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20324 (dsa_named_for): Likewise.
20325 * tree-ssa-structalias.c (update_alias_info): Likewise.
20326 (merge_smts_into): Likewise.
20328 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
20331 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
20332 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
20333 * alias.h (nonoverlapping_memrefs_p): Likewise.
20335 2008-02-25 Jan Beulich <jbeulich@novell.com>
20337 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
20338 * config/i386/netware-libgcc.exp: Add __bswap?i2,
20339 __emultls_get_address, __emultls_register_common,
20340 __floatundi?f, and _Unwind_GetIPInfo.
20341 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
20342 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
20343 (gen_regparm_prefix): Likewise.
20344 (i386_nlm_encode_section_info): Sync with
20345 config/i386/winnt.c:i386_pe_encode_section_info().
20346 (i386_nlm_maybe_mangle_decl_assembler_name): New.
20347 i386_nlm_mangle_decl_assembler_name): New.
20348 (netware_override_options): New.
20349 * config/i386/netware.h (netware_override_options): Declare.
20350 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
20351 (i386_nlm_mangle_decl_assembler_name): Declare.
20352 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
20354 2008-02-25 Ben Elliston <bje@au.ibm.com>
20357 * c-decl.c (grokdeclarator): Remove unused local variables
20358 `typedef_type' and `type_as_written'.
20360 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
20361 unused local variable `has_hot_blocks'.
20362 (fix_crossing_conditional_branches): Remove unused local variable
20365 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
20367 PR middle-end/19984
20368 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
20369 using DEF_C99_BUILTIN.
20370 (BUILT_IN_NANF): Ditto.
20371 (BUILT_IN_NANL): Ditto.
20373 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
20374 Revital Eres <eres@il.ibm.com>
20376 * modulo-sched.c (calculate_must_precede_follow): Address TODO
20377 regarding the order of two dependent insns in the same row.
20379 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
20381 * stor-layout.c (layout_decl): Do not bump the alignment of a
20382 bit-field to more than byte alignment if it is packed.
20384 2008-02-24 David Edelsohn <edelsohn@gnu.org>
20386 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
20389 2008-02-24 Diego Novillo <dnovillo@google.com>
20391 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
20394 * tree-vrp.c (vrp_evaluate_conditional): With
20395 -Wtype-limits, emit a warning when comparing against a
20396 constant outside the natural range of OP0's type.
20397 * c.opt (Wtype-limits): Move ...
20398 * common.opt (Wtype-limits): ... here.
20400 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
20402 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
20403 * config/rs6000/e300c2c3.md: New file.
20404 * config/rs6000/rs6000.c (processor_costs): Add new costs for
20406 (rs6000_override_options): Add e300c2 and e300c3 cases to
20407 processor_target_table. Do not allow usage of Altivec or Spe
20408 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
20409 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
20410 * config/rs6000/rs6000.h (processor_type): Add
20411 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
20412 (ASM_CPU_SPEC): Add e300c2 and e300c3.
20413 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
20414 and ppce300c3. Include e300c2c3.md.
20416 2008-02-23 David Edelsohn <edelsohn@gnu.org>
20418 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
20419 instead of TARGET_STRICT_ALIGN.
20421 2008-02-23 Joseph Myers <joseph@codesourcery.com>
20423 * explow.c (memory_address): Assert that the generated address is
20426 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20429 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
20430 * config/darwin-ppc-ldouble-patch.def: New file.
20431 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
20432 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
20433 SUBTARGET_INIT_BUILTINS if defined.
20434 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
20437 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20440 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
20441 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
20443 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20446 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
20447 file" warning condtional on -Winvalid-PCH.
20449 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
20451 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
20453 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
20457 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
20458 prevent reload from using MMX registers.
20459 (*mov<mode>_internal): Ditto.
20460 (*movv2sf_internal_rex64): Ditto.
20461 (*movv2sf_internal): Ditto.
20463 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20465 PR documentation/31569
20466 * doc/install.texi2html: Use makeinfo --no-number-sections.
20468 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20470 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
20471 ensure that we can address an entire entity > 8 bytes. Don't
20472 generate reg+reg addressing for such data.
20474 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20476 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
20477 strings when optimizing for size, unless the target cares about
20480 2008-02-22 Tom Tromey <tromey@redhat.com>
20482 * regclass.c (current_pass): Remove declaration.
20484 2008-02-22 Anatoly Sokolov <aesok@post.ru>
20486 * config/avr/libgcc.S (__RAMPZ__): Define.
20487 (__do_copy_data): Add for devices with 128KB code memory.
20489 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20491 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20493 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20495 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20497 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20500 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20503 * c-typeck.c (build_binary_op): Warn about floating point
20504 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20506 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20509 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20510 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20512 (rs6000_override_options): Set altivec_abi as default, not override,
20513 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20514 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20515 is used; use new member spe_abi.
20516 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20517 spe_abi and altivec_abi.
20519 2008-02-22 Tomas Bily <tbily@suse.cz>
20521 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20523 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20526 * config.build (build_file_translate): Set to `CMD //c' only if
20528 * Makefile.in (build_file_translate): Improve comment.
20530 2008-02-21 Jan Hubicka <jh@suse.cz>
20532 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20533 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20534 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20536 2008-02-21 Michael Matz <matz@suse.de>
20539 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20541 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20543 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20544 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20545 as insn constraint.
20546 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20547 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20548 SSE_VEC_FLOAT_MODE_P as insn constraint.
20549 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20550 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20551 sse4a_movntdf using MODEF mode iterator.
20552 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20553 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20554 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20555 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20556 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20557 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20558 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20560 2008-02-21 Richard Guenther <rguenther@suse.de>
20562 * tree.def (PAREN_EXPR): New tree code.
20563 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20565 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20566 * expr.c (expand_expr_real_1): Likewise.
20567 * tree-inline.c (estimate_num_insns_1): Likewise.
20568 * tree-complex.c (expand_complex_move): Likewise.
20569 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20572 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20575 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20577 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20580 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20582 * config/sh/sh.c (find_barrier): Don't go past
20583 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20585 2008-02-20 DJ Delorie <dj@redhat.com>
20587 * config/h8300/h8300.md (insv): Force source operand to be a register.
20589 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20590 as a jump, not as a plain insn.
20592 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20594 * doc/invoke.texi (Warning Options): Add new option
20595 -Wframe-larger-than=.
20596 (-Wframe-larger-than): Document.
20598 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20599 Add declarations for new option variables.
20601 * final.c (final_start_function): Check the frame size
20602 before emission and issue a Wframe-larger-than warning.
20604 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20605 Add definitions for new option variables.
20606 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20608 * common.opt (Wframe-larger-than=): New option.
20610 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20612 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20613 (<sse>_div<mode>3): Ditto.
20614 (<sse>_vmdiv<mode>3): Ditto.
20615 (<sse>_vmsqrt<mode>2): Ditto.
20616 (*smax<mode>3): Ditto.
20617 (sse5_frcz<mode>2): Ditto.
20618 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20619 as insn constraint.
20621 2008-02-20 Richard Guenther <rguenther@suse.de>
20623 PR middle-end/35265
20624 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20625 be happy with INTEGRAL_TYPE_P.
20627 2008-02-20 Richard Guenther <rguenther@suse.de>
20629 * fold-const.c (split_tree): Associate floatig-point expressions
20630 if flag_associative_math is set.
20632 2008-02-20 Richard Guenther <rguenther@suse.de>
20634 * tree.h (fold_real_zero_addition_p): Declare.
20635 * fold-const.c (fold_real_zero_addition_p): Export.
20636 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20637 floating-point operations with zero and one.
20639 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20641 * doc/install.texi: Correct references to CFLAGS, replacing them
20642 with BOOT_CFLAGS. Document flags used during bootstrap for
20645 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20647 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20648 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20649 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20651 (smin<mode>3): Ditto from similar patterns.
20652 (smax<mode>3): Ditto.
20653 (*ieee_smin<mode>3): Ditto.
20654 (*ieee_smax<mode>3): Ditto.
20655 * config/i386/sse.md (sse): New mode attribute.
20656 (mov<mode>): Macroize expander from movv4sf and movv2df using
20657 SSEMODEF2P mode iterator.
20658 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20659 SSE_VEC_FLOAT_MODE_P as insn constraint.
20660 (storent<mode>): Ditto.
20661 (storent<mode>): Macroize expander from storentsf and storentdf using
20662 MODEF mode iterator.
20663 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20664 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20665 (abs<mode>2): Ditto from similar patterns.
20666 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20667 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20668 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20669 (<sse>_vmsqrt<mode>2): Ditto.
20670 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20671 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20672 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20673 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20674 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20675 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20676 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20678 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20679 iterator and SSE_FLOAT_MODE_P as insn constraint.
20680 (<sse>_ucomi): Ditto from similar patterns.
20681 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20682 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20683 SSE_VEC_FLOAT_MODE_P as insn constraint.
20684 (vcond<mode>): Ditto from similar patterns.
20685 (and<mode>3, *and<mode>3): Ditto.
20686 (<sse>_nand<mode>3): Ditto.
20687 (ior<mode>3, *ior<mode>3): Ditto.
20688 (xor<mode>3, *xor<mode>3): Ditto.
20689 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20690 iterator and SSE_FLOAT_MODE_P as insn constraint.
20691 (*nand<mode>3): Ditto from similar patterns.
20692 (*ior<mode>3): Ditto.
20693 (*xor<mode>3): Ditto.
20695 2008-02-20 Ira Rosen <irar@il.ibm.com>
20697 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20698 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20699 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20701 2008-02-19 Jan Hubicka <jh@suse.cz>
20703 * predict.c (tree_bb_level_predictions): Remove variable next
20704 mistakely introduced by previous commit.
20706 2008-02-19 Jan Hubicka <jh@suse.cz>
20708 * predict.c (predict_paths_leading_to): Rewrite.
20709 (predict_paths_for_bb): New.
20710 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20712 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20715 * Makefile.in (build_file_translate): New.
20716 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20717 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20718 * configure.ac (build_file_translate): Substitute it.
20719 * configure: Regenerate.
20721 2008-02-19 Jan Hubicka <jh@suse.cz>
20723 PR rtl-optimization/34408
20724 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20727 2008-02-19 Jan Hubicka <jh@suse.cz>
20729 PR middle-end/28779
20730 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20733 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20736 * config/i386/i386-modes.def: Revert the last DI alignment
20737 change until Ada people can look into it.
20739 2008-02-19 Nick Clifton <nickc@redhat.com>
20741 * opts.c (print_specific_help): Fix typo in --help text.
20743 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20746 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20747 32-bit inline asm without asm alternatives for host GCC < 3.0.
20749 2008-02-19 Richard Guenther <rguenther@suse.de>
20751 PR tree-optimization/34989
20752 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20753 Allow propagation to INDIRECT_REF if we can simplify only.
20755 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20757 * c-common.c (warn_for_collisions_1): Use appropriate option when
20760 2008-02-19 Nick Clifton <nickc@redhat.com>
20763 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20764 (handle_options): Fix indentation.
20765 (print_filtered_help): If no language-specific options were
20766 displayed tell the user how to list all the options supported by
20767 the language's front-end.
20768 (print_specific_help): Fix indentation and remove duplicate line.
20769 (common_handle_option): Handle the -v option.
20770 For --help enable the display of undocumented options if the -v
20771 switch has been included on the command line.
20772 For --help= check for overlaps in the arguments between the option
20773 classes and the language names and issue a warning when they
20774 cannot be disambiguated.
20775 * c.opt (v): Pass on to the common option handler.
20777 2008-02-19 Revital Eres <eres@il.ibm.com>
20779 * modulo-sched.c (sms_schedule): Change dump message when
20780 create_ddg function fails.
20781 (try_scheduling_node_in_cycle): Rename row to cycle.
20782 (print_partial_schedule): Rename CYCLE to ROW.
20784 2008-02-19 Christian Bruel <christian.bruel@st.com>
20785 Zdenek Dvorak <ook@ucw.cz>
20787 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20789 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20792 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20793 (*x86_movdicc_0_m1_se): Ditto.
20795 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20797 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20798 (CMPtype): Define as __gcc_CMPtype.
20799 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20800 (CMPtype): Define as __gcc_CMPtype.
20802 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20804 Support valgrind 3.3 for --enable-checking=valgrind.
20805 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20807 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20808 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20809 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20810 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20811 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20812 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20813 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20815 * ggc-zone.c: Similar.
20816 * ggc-page.c: Similar.
20818 2008-02-19 Paul Brook <paul@codesourcery.com>
20821 * config/arm/ieee754-df.S: Fix do_it typo.
20822 * config/arm/ieee754-sf.S: Fix do_it typo.
20824 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20827 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20828 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20829 (OPTION_MASK_ISA_SSE_SET): Likewise.
20830 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20831 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20832 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20833 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20834 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20835 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20836 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20837 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20838 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20839 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20840 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20841 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20842 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20843 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20844 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20845 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20846 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20847 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20848 (OPTION_MASK_ISA_SSE4): Removed.
20849 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20850 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20851 (override_options): Don't turn on implied SSE/MMX bits in
20854 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20856 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20859 2008-02-18 Joey Ye <joey.ye@intel.com>
20861 PR middle-end/34921
20862 * tree-nested.c (insert_field_into_struct): Set type alignment
20863 to field alignment if the former is less than the latter.
20865 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20867 * BASE-VER: Set to 4.4.0.
20869 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20871 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20872 * doc/cfg.texi: Likewise.
20873 * doc/extend.texi: Likewise.
20874 * doc/gty.texi: Likewise.
20875 * doc/invoke.texi: Likewise.
20876 * doc/loop.texi: Likewise.
20877 * doc/md.texi: Likewise.
20878 * doc/passes.texi: Likewise.
20879 * doc/rtl.texi: Likewise.
20880 * doc/sourcebuild.texi: Likewise.
20881 * doc/tm.texi: Likewise.
20882 * doc/tree-ssa.texi: Likewise.
20884 2008-02-17 Richard Guenther <rguenther@suse.de>
20886 PR middle-end/35227
20887 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20888 without default definition.
20890 2008-02-17 Richard Guenther <rguenther@suse.de>
20892 PR tree-optimization/35231
20893 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20896 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20899 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20900 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20901 libgcc_cmp_return mode.
20903 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20906 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20908 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20910 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20913 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20915 * doc/c-tree.texi: Use `@.' where appropriate.
20916 * doc/extend.texi: Likewise.
20917 * doc/install.texi: Likewise.
20918 * doc/invoke.texi: Likewise.
20919 * doc/loop.texi: Likewise.
20920 * doc/makefile.texi: Likewise.
20921 * doc/md.texi: Likewise.
20922 * doc/passes.texi: Likewise.
20923 * doc/standards.texi: Likewise.
20924 * doc/tm.texi: Likewise.
20926 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20928 PR middle-end/35196
20929 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20931 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20932 rather than in entry_bb.
20934 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20936 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20937 libgcc_cmp_return mode.
20939 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20941 PR middle-end/35130
20942 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20943 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20945 2008-02-15 Richard Guenther <rguenther@suse.de>
20946 Zdenek Dvorak <ook@ucw.cz>
20948 PR tree-optimization/35164
20949 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20950 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20951 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20952 Only propagate addresses which do not have abnormal SSA_NAMEs
20955 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20958 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20960 2008-02-15 Jan Hubicka <jh@suse.cz>
20962 PR middle-end/35149
20963 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20965 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20967 PR middle-end/34621
20968 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20969 when calculating alignment_pad.
20971 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20973 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20974 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20975 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20976 and STACK_BOUNDARY define.
20978 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20980 PR preprocessor/35061
20981 * c-pragma.c (handle_pragma_pop_macro): Check that
20982 pushed_macro_table has been allocated.
20984 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20986 PR middle-end/35136
20987 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20988 (force_gimple_operand): Likewise.
20989 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20990 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20991 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20992 (find_interesting_uses_address): Check addressability and alignment
20993 of the base expression only after substituting bases of IVs into it.
20995 2008-02-14 Michael Matz <matz@suse.de>
20998 * function.c (instantiate_virtual_regs_in_insn): Reload address
20999 before falling back to reloading the whole operand.
21001 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
21003 * config/s390/s390.c (s390_mainpool_start): Emit the pool
21004 before the first section switch note.
21006 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21008 * doc/bugreport.texi: Update copyright years.
21009 * doc/c-tree.texi: Likewise.
21010 * doc/cfg.texi: Likewise.
21011 * doc/cpp.texi: Likewise.
21012 * doc/cppinternals.texi: Likewise.
21013 * doc/fragments.texi: Likewise.
21014 * doc/frontends.texi: Likewise.
21015 * doc/gcc.texi: Likewise.
21016 * doc/gty.texi: Likewise.
21017 * doc/hostconfig.texi: Likewise.
21018 * doc/implement-c.texi: Likewise.
21019 * doc/libgcc.texi: Likewise.
21020 * doc/loop.texi: Likewise.
21021 * doc/makefile.texi: Likewise.
21022 * doc/options.texi: Likewise.
21023 * doc/passes.texi: Likewise.
21024 * doc/rtl.texi: Likewise.
21025 * doc/sourcebuild.texi: Likewise.
21026 * doc/standards.texi: Likewise.
21027 * doc/tree-ssa.texi: Likewise.
21028 * doc/trouble.texi: Likewise.
21030 * doc/extend.texi: Use @: or add comma where appropriate.
21031 * doc/invoke.texi: Likewise.
21032 * doc/tm.texi: Likewise.
21034 2008-02-14 Alan Modra <amodra@bigpond.net.au>
21037 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
21040 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
21042 * doc/md.texi (clz, ctz): Add reference.
21043 * doc/rtl.texi (clz, ctz): Likewise.
21045 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21048 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
21051 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
21053 * config/s390/s390.c (struct constant_pool): New field
21054 emit_pool_after added.
21055 (s390_mainpool_start): Set the emit_pool_after flag according
21056 to the section switch notes.
21057 (s390_mainpool_finish): Consider emit_pool_after when emitting
21058 the literal pool at the end of the function.
21059 (s390_chunkify_start): Force literal pool splits at section
21062 2008-02-13 Michael Matz <matz@suse.de>
21065 * var-tracking.c (clobber_variable_part): Correctly traverse the
21068 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21071 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
21072 Add -fdump-ipa-inline.
21073 * tree-dump.c (dump_files): Remove tree-inlined dump.
21074 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
21076 2008-02-12 Richard Guenther <rguenther@suse.de>
21078 PR tree-optimization/35171
21079 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
21082 2008-02-12 Richard Guenther <rguenther@suse.de>
21084 PR middle-end/35163
21085 * fold-const.c (fold_widened_comparison): Use get_unwidened in
21086 value-preserving mode. Disallow final truncation.
21088 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
21090 PR middle-end/35136
21091 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
21092 code from here to...
21093 (force_gimple_operand): ...here.
21095 2008-02-12 Jakub Jelinek <jakub@redhat.com>
21098 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
21099 non-compatible pointers.
21100 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
21101 different FIELD_DECLs, try harder by comparing field offsets, sizes
21104 PR inline-asm/35160
21105 * function.c (match_asm_constraints_1): Don't replace the same input
21108 2008-02-12 Anatoly Sokolov <aesok@post.ru>
21110 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
21111 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
21112 (expand_epilogue): Restore RAMPZ register.
21113 * config/avr/avr.md (RAMPZ_ADDR): New constant.
21115 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
21117 * config/i386/cygwin.asm: (__alloca): Correct calling
21118 convention and alignment.
21119 (__chkstk): Force 8 byte stack alignment.
21121 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
21122 Richard Guenther <rguenther@suse.de>
21124 PR tree-optimization/33992
21125 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
21126 the zero we compare against.
21128 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
21130 PR libfortran/35063
21131 * gthr-win32.h (__gthread_mutex_destroy_function): New function
21132 to CloseHandle after unlocking to prevent accumulation of handle
21135 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21137 PR middle_end/34150
21138 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
21139 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
21140 and update LABEL_NUSES during and after reload.
21142 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
21144 PR middle-end/34627
21145 * combine.c (simplify_if_then_else): Make sure the comparison is
21146 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
21148 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
21151 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
21152 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
21153 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
21154 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
21155 * tree.h (get_type_static_bounds): Likewise.
21157 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21159 * doc/invoke.texi (Option Summary, C++ Dialect Options)
21160 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21161 Make -Wfoo language annotations match what the compiler outputs.
21163 2008-02-08 Sa Liu <saliu@de.ibm.com>
21165 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
21166 intrinsics spu_convts, spu_convtu, spu_convtf.
21168 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
21170 * doc/extend.texi (Function Attributes) <noinline>: Mention
21171 asm ("") as method to keep calls.
21173 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21176 * doc/options.texi (Options): Replace references to opts.sh with
21178 * opts-common.c: Likewise.
21179 * optc-gen.awk: Likewise.
21181 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
21183 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
21185 2008-02-07 Richard Henderson <rth@redhat.com>
21188 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
21189 EXPR_LIST for the REG_EQUAL instead of a comparison with a
21192 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
21194 PR tree-optimization/35085
21195 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
21196 for operand entry oe2 in addition to operand entry oe3 in order to
21197 expose more opportunities for vectorizer sum reduction.
21199 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21202 * Makefile.in (LIBS): Remove $(GMPLIBS).
21203 (cc1-dummy, cc1): Add $(GMPLIBS).
21205 2008-02-06 Jan Hubicka <jh@suse.cz>
21208 * i386.md (moddf_integer): Do not produce partial memory stalls for
21209 targets where it hurts.
21211 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
21214 * optabs.c (expand_float): Do not check for decimal modes when
21215 expanding unsigned integer through signed conversion.
21217 2008-02-06 Nick Clifton <nickc@redhat.com>
21219 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
21220 inside the clobber with a match_operand and duplicated operand
21221 number in the constraint.
21222 (ineqbranchsi): Delete redundant comment.
21224 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
21226 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
21227 builtin_define ("__USE_INIT_FINI__").
21228 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
21230 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
21232 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21234 PR documentation/30330
21235 * doc/invoke.texi (C++ Dialect Options)
21236 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21237 For each warning option -Wfoo that allows -Wno-foo, ensure both
21238 -Wfoo and -Wno-foo are listed in the option index. Fix index
21239 entry of -Wswitch-default, index -Wnormalized= including the
21240 `=', and -Wlarger-than-@var{len} including @var{len}.
21242 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21244 * config/i386/i386.md (floatunssisf2): Use
21245 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
21246 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
21247 Macroize expander using MODEF mode iterator.
21249 2008-02-05 Diego Novillo <dnovillo@google.com>
21251 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
21254 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
21256 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21259 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
21261 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
21264 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
21265 to indicate if a message should be generated.
21266 (init_cumulative_args): Updated.
21267 (function_value_32): Likewise.
21269 2008-02-05 Joseph Myers <joseph@codesourcery.com>
21271 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
21273 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21276 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
21277 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
21279 2008-02-04 Diego Novillo <dnovillo@google.com>
21281 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
21284 * tree-vrp.c (vrp_evaluate_conditional): With
21285 -Wtype-limits, emit a warning when comparing against a
21286 constant outside the natural range of OP0's type.
21288 2008-02-04 Richard Guenther <rguenther@suse.de>
21290 PR middle-end/33631
21291 * expr.c (count_type_elements): Give for unions instead of
21294 2008-02-04 Richard Guenther <rguenther@suse.de>
21296 PR middle-end/35043
21297 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
21298 to TYPE_DOMAINs base type instead of using bitsizetype here.
21300 2008-02-03 Jason Merrill <jason@redhat.com>
21302 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
21304 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21307 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
21308 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
21309 (RS/6000 and PowerPC Options): Fix typos and markup.
21310 * doc/passes.texi (Tree-SSA passes): Likewise.
21312 2008-02-02 Michael Matz <matz@suse.de>
21315 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
21316 from record_last_reg_set_info.
21317 (record_last_reg_set_info): Take an RTX argument, iterate over all
21318 constituent hardregs.
21319 (record_last_set_info, record_opr_changes): Change calls to
21320 new signature or to record_last_reg_set_info_regno.
21322 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
21324 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
21326 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
21328 PR rtl-optimization/34773
21329 * reg-notes.def (EQUAL): Mention significance of combination of
21330 REG_EQUAL and REG_RETVAL.
21331 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
21332 insn that has a REG_RETVAL.
21334 2008-02-01 Roger Sayle <roger@eyesopen.com>
21337 * configure.ac (--enable-fixed-point): Disable unless explicitly
21339 * configure: Regenerate.
21341 2008-02-01 Richard Guenther <rguenther@suse.de>
21344 * invoke.texi (-finline-limit): Remove no longer true parts
21345 of the documentation. Note that there is no default value.
21347 2008-02-01 Andrew Pinski <pinskia@gmail.com>
21348 Mark Mitchell <mark@codesourcery.com>
21349 Ben Elliston <bje@au.ibm.com>
21352 * doc/extend.texi (Other Builtins): Document.
21354 2008-01-31 Tom Browder <tom.browder@gmail.com>
21356 * doc/c-tree.texi (Types): Fix grammar.
21357 (Expression trees): Ditto.
21358 * doc/passes.texi (Tree-SSA passes): Ditto.
21360 * doc/configterms.texi (Configure Terms): Fix typo.
21361 * doc/cpp.texi (Common Predefined Macros): Ditto.
21362 * doc/md.texi (Machine Constraints): Ditto.
21364 * doc/makefile.texi (Makefile): Add comma.
21366 2008-01-31 Tom Browder <tom.browder@gmail.com>
21367 Gerald Pfeifer <gerald@pfeifer.com>
21369 * doc/sourcebuild.texi (Front End): Remove references to CVS
21370 and CVSROOT/modules.
21371 (Texinfo Manuals): Replace reference to CVS by one to SVN.
21372 (Back End): Remove reference to CVS.
21374 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21377 * config/mips/mips.c (gen_load_const_gp): New function, taking a
21379 (mips16_gp_pseudo_reg): ...here.
21380 * config/mips/mips.md (load_const_gp): Replace with...
21381 (load_const_gp_<mode>): ...this :P-based insn.
21383 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21385 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
21386 options. Minor fixes.
21387 (-std): Move reference to standards closer to where language
21388 standards are first mentioned.
21390 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21392 PR rtl-optimization/34995
21393 * reload.c (alternative_allows_const_pool_ref): Take an rtx
21394 parameter and return a bool. If the rtx parameter is nonnull,
21395 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
21396 (find_reloads): Update call accordingly. Pass the new operand
21397 if it needed no address reloads, otherwise pass null.
21399 2008-01-30 Richard Henderson <rth@redhat.com>
21402 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
21403 for unbounded arrays.
21405 2008-01-30 Silvius Rus <rus@google.com>
21407 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
21409 2008-01-30 Jan Hubicka <jh@suse.cz>
21412 * i386.c (init_cumulative_args): Use real function declaration when
21415 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
21417 PR rtl-optimization/34998
21418 * global.c (build_insn_chain): Treat non-subreg_lowpart
21419 SUBREGs of pseudos as clobbering all the words covered by the
21420 SUBREG, not just all the bytes.
21421 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
21422 original df_ref rather than an extract parameter.
21423 (global_conflicts): Update call accordingly.
21425 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
21427 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
21428 the overflow check to make it easier to read.
21429 (__fixtfdi): Change the type of the ll member in union
21430 long_double to UDItype_x.
21432 2008-01-30 Jakub Jelinek <jakub@redhat.com>
21434 PR middle-end/34969
21435 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
21436 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
21437 * tree-inline.c (fold_marked_statements): Call
21438 cgraph_update_edges_for_call_stmt if folding a call statement.
21439 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
21440 debug_generic_stmt calls, reset it back afterwards.
21443 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
21445 * c-typeck.c (build_external_ref): Don't pedwarn about
21446 static vars in current function's scope.
21448 2008-01-29 Joseph Myers <joseph@codesourcery.com>
21450 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
21452 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
21455 * ipa-struct-reorg.c: Fix spelling.
21456 * params.def: Ditto.
21458 2008-01-29 Richard Guenther <rguenther@suse.de>
21460 PR middle-end/35006
21461 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
21463 * tree-inline.c (remap_type): Increment remapping_type_depth
21464 around remapping types.
21465 (copy_body_r): Only add referenced variables if they are referenced
21466 from code, not types.
21468 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
21479 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
21480 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
21482 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
21485 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
21486 pointer for tiny stack.
21488 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21490 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21492 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21494 * config/vx-common.h: Fix typo in comment.
21496 2008-01-28 Ian Lance Taylor <iant@google.com>
21500 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21501 coalesce pointers if they have different DECL_NO_TBAA_P values.
21502 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21503 between variables with different DECL_NO_TBAA_P values.
21505 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21508 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21509 are not legitimate small data references on SPE targets.
21511 2008-01-28 David Daney <ddaney@avtrex.com>
21513 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21515 2008-01-28 David Daney <ddaney@avtrex.com>
21517 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21519 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21521 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21522 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21523 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21524 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21525 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21526 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21527 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21528 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21530 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21532 * basic-block.h (condjump_equiv_p): Fix comment.
21534 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21536 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21537 print_generic_stmt_indented): Fix comment.
21539 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21541 * configure.ac (__stack_chk_fail): Add detecion for availability
21542 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21543 * configure: Regenerate.
21545 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21547 PR middle-end/34688
21548 * final.c (output_addr_const): Handle TRUNCATE.
21550 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21553 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21554 (zero_cost, infinite_cost): New constants.
21555 (struct cost_pair): Change type of cost to comp_cost.
21556 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21557 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21559 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21560 split_address_cost, ptr_difference_cost, difference_cost,
21561 get_computation_cost_at, get_computation_cost,
21562 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21563 determine_use_iv_cost_condition, determine_use_iv_costs,
21564 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21565 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21566 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21567 Change type of cost to comp_cost.
21568 (determine_iv_cost): Increase cost of non-original ivs, instead
21569 of decreasing the cost of original ones.
21570 (get_address_cost): Indicate the complexity of the addressing mode
21572 (try_add_cand_for): Prefer using ivs not specific to some object.
21573 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21575 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21576 Janis Johnson <janis187@us.ibm.com>
21579 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21580 (TARGET_INSTANTIATE_DECLS): Likewise.
21581 * target.h (expand_to_rtl_hook): New target hook.
21582 (instantiate_decls): Likewise.
21583 * function.c (instantiate_decl): Make non-static. Rename to...
21584 (instantiate_decl_rtl): ... this.
21585 (instantiate_expr): Use instantiate_decl_rtl.
21586 (instantiate_decls_1): Likewise.
21587 (instantiate_decls): Likewise.
21588 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21589 * function.h (instantiate_decl_rtl): Add prototype.
21590 * cfgexpand.c (target.h): New include.
21591 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21592 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21593 (TARGET_INSTANTIATE_DECLS): Likewise.
21594 (TARGET_INITIALIZER): New target hooks added.
21595 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21597 * config/rs6000/rs6000.c (tree-flow.h): New include.
21598 (machine_function): Add sdmode_stack_slot field.
21599 (rs6000_alloc_sdmode_stack_slot): New function.
21600 (rs6000_instantiate_decls): Likewise.
21601 (rs6000_secondary_memory_needed_rtx): Likewise.
21602 (rs6000_check_sdmode): Likewise.
21603 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21604 (TARGET_INSTANTIATE_DECLS): Likewise.
21605 (rs6000_hard_regno_mode_ok): Allow SDmode.
21606 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21607 (rs6000_emit_move): Handle SDmode.
21608 (function_arg_advance): Likewise.
21609 (function_arg): Likewise.
21610 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21611 SDmode var args for 32-bit compiles.
21612 (rs6000_secondary_reload_class): Handle SDmode.
21613 (rs6000_output_function_epilogue): Likewise.
21614 (rs6000_function_value): Simplify if statement.
21615 (rs6000_libcall_value): Likewise.
21616 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21617 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21618 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21619 (movsd_hardfloat): New define_insn.
21620 (movsd_softfloat): Likewise.
21621 (movsd_store): Likewise.
21622 (movsd_load): Likewise.
21623 (extendsddd2): Likewise.
21624 (extendsdtd2): Likewise.
21625 (truncddsd2): Likewise.
21626 (movdd_hardfloat64): Fixup comment.
21627 (UNSPEC_MOVSD_LOAD): New constant.
21628 (UNSPEC_MOVSD_STORE): Likewise.
21630 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21633 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21635 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21636 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21637 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21638 and TRUTH_XOR_EXPR.
21640 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21643 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21644 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21645 __LONGDOUBLE128 too.
21646 * config/rs6000/aix61.h: New file.
21648 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21650 PR rtl-optimization/34959
21651 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21652 popcount and parity rtxes the same mode as their operand.
21653 Truncate or extend the result to the return value's mode
21656 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21659 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21660 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21661 to GOT_VERSION_REGNUM.
21662 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21663 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21664 * config/mips/mips.c (mips_emit_call_insn): New function.
21665 (mips_call_tls_get_addr): Call mips_expand_call directly.
21666 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21668 (mips16_build_call_stub): Likewise. Return the call insn or null.
21669 (mips_expand_call): Update the call to mips16_build_call_stub
21670 accordingly and a remove redundant condition. Assert that MIPS16
21671 stubs do not use lazy binding. Use mips_emit_call_insn and return
21673 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21675 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21676 (mips_avoid_hazard): Remove hazard_set handling.
21677 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21678 (UNSPEC_RESTORE_GP): ...this.
21679 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21680 (FAKE_CALL_REGNO): Rename to...
21681 (GOT_VERSION_REGNUM): ...this.
21682 (type): Add "ghost" value. Add an associated insn reservation.
21683 (hazard_set): Remove.
21684 (exception_receiver): Rename to...
21685 (restore_gp): ...this and update the unspec identifier accordingly.
21686 (exception_receiver, nonlocal_got_receiver): New expanders.
21687 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21688 FAKE_CALL_REGNO. Remove hazard_set attribute.
21689 (set_got_version, update_got_version): New patterns.
21691 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21694 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21696 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21699 * doc/install.texi2html: Generate gcc-vers.texi.
21701 2008-01-25 DJ Delorie <dj@redhat.com>
21703 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21705 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21707 * config/c4x: Remove directory.
21708 * config.gcc (crx-*, mt-*): Mark obsolete.
21709 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21710 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21711 sh-*-rtemscoff*): Remove cases.
21712 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21713 * real.c (encode_c4x_single, decode_c4x_single,
21714 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21715 c4x_extended_format): Remove.
21716 * real.h (c4x_single_format, c4x_extended_format): Remove.
21717 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21719 (Pragmas): Remove comment about c4x pragmas.
21720 * doc/install.texi (c4x): Remove target-specific instructions.
21721 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21722 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21723 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21724 refer to C4x source files as examples.
21725 (C4X_FLOAT_FORMAT): Remove documentation.
21727 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21729 * config/bfin/bfin.c (override_options): Reorder tests so that
21730 flag_pic gets enabled for -msep-data.
21732 2008-01-25 Richard Guenther <rguenther@suse.de>
21734 PR middle-end/32244
21735 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21736 to its bitfield precision if required.
21738 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21740 PR middle-end/33880
21741 * tree-nested.c (walk_omp_for): New function.
21742 (convert_nonlocal_reference, convert_local_reference): Call
21743 walk_omp_for on OMP_FOR.
21744 (convert_call_expr): Call walk_body on OMP_FOR's
21745 OMP_FOR_PRE_INIT_BODY.
21747 2008-01-25 Richard Guenther <rguenther@suse.de>
21749 PR tree-optimization/34966
21750 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21751 default defs and PHI_NODEs we have to insert after the
21752 defining statement.
21754 2008-01-24 Nick Clifton <nickc@redhat.com>
21756 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21757 Provide a default definition.
21758 (LIBGCC2_UNITS_PER_WORD): Likewise.
21760 * config/stormy16/stormy16.c: Include df.h for the prototype
21761 for df_regs_ever_live_p.
21762 (xstormy16_expand_builtin_va_start): Convert the stack offset
21763 into a component_ref and then use POINTER_PLUS_EXPR to add it
21764 to the incoming_virtual_args_rtx.
21765 (xstormy16_gimplify_va_arg_expr): Rename to
21766 xstormy16_gimplify_va_arg_expr.
21767 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21768 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21769 xstormy16_gimplify_va_arg_expr.
21770 Fix up some formatting issues.
21772 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21773 Move to predicates.md.
21774 (xs_hi_general_operand): Likewise.
21775 (xs_hi_nonmemory_operand): Likewise.
21776 * config/stormy16/predicates.md:
21777 (xstormy16_carry_plus_operand): New predicate.
21778 (xs_hi_general_operand): New predicate.
21779 (xs_hi_nonmemory_operand): New predicate.
21780 * config/stormy16/stormy16-protos.h:
21781 (xstormy16_carry_plus_operand): Delete prototype.
21782 (xs_hi_general_operand): Likewise.
21783 (xs_hi_nonmemory_operand): Likewise.
21785 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21786 modifiers as they are no longer needed and they can trigger
21787 reload spill failures.
21789 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21790 with a match_operand in order to help reload.
21792 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21793 constraint with 'e' for the 8th alternative as this version of
21794 the mov.w instruction only accepts the lower 8 registers.
21796 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21799 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21800 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21803 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21805 PR middle-end/33333
21806 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21808 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21810 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21812 (remove_structure): Update allocations list before removing structure.
21814 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21816 * ipa-struct-reorg.c (is_safe_cond_expr,
21817 create_new_stmts_for_cond_expr): Use integer_zerop function,
21818 that recognize not only zero-pointer, but zero-integer too.
21820 2008-01-25 Ben Elliston <bje@au.ibm.com>
21823 * fixproto: Escape "." in sed expression that strips leading "./".
21825 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21828 * gcc.c (SWITCH_OK): Removed.
21829 (SWITCH_LIVE): Changed to bit.
21830 (SWITCH_FALSE): Likewise.
21831 (SWITCH_IGNORE): Likewise.
21832 (switchstr): Change live_cond to unsigned int.
21833 (process_command): Replace SWITCH_OK with 0.
21834 (do_self_spec): Likewise.
21835 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21836 (give_switch): Likewise.
21837 (used_arg): Likewise.
21838 (do_spec_1): Set the SWITCH_IGNORE bit.
21839 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21840 bits. Set the SWITCH_LIVE bit.
21842 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21844 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21846 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21848 PR tree-optimization/34472
21849 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21850 parameter to a "bool *" and set *DATA to false if there is
21851 an unsafe access. Do not delete the structure here.
21852 (check_cond_exprs): Delete it here instead.
21853 (check_cond_exprs, exclude_cold_structs): Do not increase
21854 I when removing a structure.
21856 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21859 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21860 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21862 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21864 PR middle-end/34934
21865 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21866 a fixed vector for stack.
21868 2008-01-24 Ben Elliston <bje@au.ibm.com>
21871 * doc/gcc.texi (Software development): Add a direntry for g++.
21873 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21875 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21876 stale and straggling -fforce-addr comments above.
21878 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21880 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21881 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21883 2008-01-23 Michael Matz <matz@suse.de>
21886 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21889 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21891 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21892 malloc result type.
21894 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21896 * config/avr/avr.c (avr_current_arch): New variable.
21897 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21898 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21899 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21900 (avr_override_options): Init 'avr_current_arch'.
21901 (base_arch_s): Move from here...
21902 * config/avr/avr.h (base_arch_s): ... here. Add new members
21903 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21904 'mega' to 'have_jmp_call'.
21905 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21906 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21908 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21910 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21911 MULTILIB_MATCHES): Ditto.
21913 2008-01-23 Richard Guenther <rguenther@suse.de>
21915 PR middle-end/31529
21916 * cgraphunit.c (cgraph_reset_node): Always mark the node
21917 not reachable if it is not queued already.
21919 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21921 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21922 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21923 (cputype_selected): New static variable.
21924 (bfin_handle_option): Set it if -mcpu is used.
21925 (override_option): Select default set of workarounds if no cpu type
21926 selected on the command line.
21927 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21929 From Michael Frysinger <michael.frysinger@analog.com>
21930 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21931 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21933 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21934 for bf547, bf523, bf524, and bf526.
21935 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21937 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21938 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21939 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21940 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21941 * doc/invoke.texi (Blackfin Options): Document that
21942 -mcpu now accept bf547, bf523, bf524, and bf526.
21944 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21946 PR rtl-optimization/34628
21947 * combine.c (try_combine): Stop and undo after the first combination
21948 if an autoincrement side-effect on the first insn has effectively
21951 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21954 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21955 Offset addresses are not valid for Altivec or paired float modes.
21957 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21960 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21961 if DECL_INITIAL (decl) is error_mark_node.
21964 * c-common.c (handle_vector_size_attribute): Only allow
21965 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21966 the same way as pointer, array etc. types.
21967 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21970 * tree.c (build_type_attribute_qual_variant): Call
21971 build_qualified_type if attributes are equal, but quals are not.
21973 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21976 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21977 * flags.h (warn_strict_aliasing): Remove.
21978 (warn_strict_overflow): Remove.
21979 * opts.c (warn_strict_aliasing): Remove.
21980 (warn_strict_overflow): Remove.
21981 * c-opts.c (c_common_handle_option): -Wall only sets
21982 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21983 (c_common_post_options): Give default values to -Wstrict-aliasing
21984 and -Wstrict-overflow if they are uninitialized.
21985 * common.opt (Wstrict-aliasing): Specify Var and Init.
21986 (Wstrict-overflow): Likewise.
21988 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21990 PR rtl-optimization/26854
21991 PR rtl-optimization/34400
21992 PR rtl-optimization/34884
21993 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21995 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21996 (df_rd_bb_info.expanded_lr_out): Deleted
21997 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21998 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21999 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22000 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22001 Removed code to allocate, initialize or free expanded_lr_out.
22002 (df_rd_bb_local_compute_process_def): Restructured to make more
22004 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
22005 sets if the sets are being trimmed.
22007 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
22010 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
22011 (as_vers): Likewise.
22012 * configure: Regenerated.
22014 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22016 PR middle-end/33092
22017 * tree-pass.h (pass_build_alias): New pass.
22018 * tree-ssa-alias.c (gate_build_alias): New.
22019 (pass_build_alias): New.
22020 * passes.c (init_optimization_passes): Add pass_build_alias after
22021 pass_create_structure_vars.
22023 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
22025 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
22026 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
22027 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
22028 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
22029 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
22030 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
22031 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
22032 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
22033 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
22034 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
22035 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
22036 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
22037 * config/s390/s390.md (FP_ALL): New mode iterator.
22038 (_d): New mode attribute.
22039 ("*signbit<mode>2>"): Changed mode of first operand.
22040 ("isinf<mode>2"): Changed mode of first operand.
22041 ("*TDC_insn"): Adaptation for DFP modes.
22043 2008-01-22 Ben Elliston <bje@au.ibm.com>
22045 * tree.c (check_qualified_type): Improve function description.
22047 2008-01-21 Jason Merrill <jason@redhat.com>
22050 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
22051 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
22054 2008-01-21 DJ Delorie <dj@redhat.com>
22056 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
22059 2008-01-21 Richard Guenther <rguenther@suse.de>
22061 PR middle-end/34856
22062 * tree-cfg.c (verify_expr): Allow all invariant expressions
22063 instead of just constant class ones as reference argument.
22064 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
22065 like any other constant.
22066 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
22068 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
22070 * regmove.c (fixup_match_1): Update call crossed frequencies.
22072 2008-01-21 Richard Guenther <rguenther@suse.de>
22075 * tree-inline.c (setup_one_parameter): Deal with mismatched
22076 types using a VIEW_CONVERT_EXPR.
22078 2008-01-21 Alon Dayan <alond@il.ibm.com>
22079 Olga Golovanevsky <olga@il.ibm.com>
22081 PR tree-optimization/34701
22082 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
22083 when the structure size is not a power of 2.
22085 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
22087 * doc/install.texi: Add doc for --enable-checking=df.
22089 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
22091 PR rtl-optimization/34808
22092 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
22094 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22096 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
22099 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
22101 PR rtl-optimization/26854
22102 PR rtl-optimization/34400
22103 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
22105 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
22106 (df_rd_bb_info.expanded_lr_out): New.
22107 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
22108 * loop_iv.c (iv_analysis_loop_init): Ditto.
22109 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22110 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22111 Added code to allocate, initialize or free expanded_lr_out.
22112 (df_rd_bb_local_compute_process_def): Restructured to make
22113 more understandable.
22114 (df_rd_confluence_n): Add code to do nothing with fake edges and
22115 code to no apply invalidate_by_call sets if the sets are being trimmed.
22116 (df_lr_local_finalize): Renamed to df_lr_finalize.
22117 (df_live_local_finalize): Renamed to df_live_finalize.
22119 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22122 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
22123 deciding whether to use reciprocal instructions.
22125 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
22127 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
22128 dwarf2out_note_section_used if cold_text_section is NULL.
22130 2008-01-19 Jakub Jelinek <jakub@redhat.com>
22132 PR gcov-profile/34610
22133 * tree-cfg.c (make_edges): Mark both outgoing edges from
22134 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
22135 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
22136 from OMP_FOR and OMP_CONTINUE outgoing edges.
22138 * tree-profile.c (tree_profiling): Return early if
22139 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
22141 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
22142 from cfun to child_cfun.
22143 * function.h (struct function): Add after_tree_profile bit.
22145 2008-01-19 Anatoly Sokolov <aesok@post.ru>
22147 * config/avr/avr.S (_exit): Disable interrupt.
22149 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
22150 Steven Bosscher <stevenb.gcc@gmail.com>
22152 PR rtl-optimization/26854
22153 PR rtl-optimization/34400
22154 * df-problems.c (df_live_scratch): New scratch bitmap.
22155 (df_live_alloc): Allocate df_live_scratch when doing df_live.
22156 (df_live_reset): Clear the proper bitmaps.
22157 (df_live_bb_local_compute): Only process the artificial defs once
22158 since the order is not important.
22159 (df_live_init): Init the df_live sets only with the variables
22160 found live by df_lr.
22161 (df_live_transfer_function): Use the df_lr sets to prune the
22162 df_live sets as they are being computed.
22163 (df_live_free): Free df_live_scratch.
22165 2008-01-18 Ian Lance Taylor <iant@google.com>
22167 * common.opt: Add fmerge-debug-strings.
22168 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
22169 flag_merge_debug_strings rather than flag_merge_constants.
22170 * doc/invoke.texi (Option Summary): Mention
22171 -fmerge-debug-strings.
22172 (Debugging Options): Document -fmerge-debug-strings.
22174 2008-01-18 Ian Lance Taylor <iant@google.com>
22177 * tree.h (DECL_IS_OPERATOR_NEW): Define.
22178 (struct tree_function_decl): Add new field operator_new_flag.
22179 * tree-inline.c (expand_call_inline): When inlining a call to
22180 operator new, force the return value to go into a variable, and
22181 set DECL_NO_TBAA_P on that variable.
22182 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
22184 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
22187 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
22188 DWARF2_DEBUGGING_INFO.
22189 (dwarf2out_note_section_used): Ditto. Add prototype.
22190 (have_multiple_function_sections, text_section_used,
22191 cold_text_section_used, *cold_text_sections): Move declarations
22194 2008-01-17 Bob Wilson <bob.wilson@acm.org>
22196 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
22197 field and add signal_ra.
22198 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
22199 assignments to frame state pc. Move end of stack check after
22200 MD_FALLBACK_FRAME_STATE_FOR.
22201 (uw_update_context_1): Use frame state signal_regs if set, instead
22202 of checking signal_frame flag.
22203 (uw_update_context): Use frame state signal_ra if set.
22204 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
22205 * config/xtensa/linux-unwind.h: New file.
22207 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
22209 * modulo-sched.c (get_sched_window): Fix comment typo.
22211 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
22213 PR tree-optimization/34648
22214 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
22216 2008-01-17 Anatoly Sokolov <aesok@post.ru>
22218 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
22219 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
22221 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
22223 PR rtl-optimization/34400
22224 * df-core.c (df_worklist_dataflow_overeager,
22225 df_worklist_dataflow_doublequeue): New functions.
22226 (df_worklist_dataflow): Two different worklist solvers.
22227 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
22230 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22233 * doc/invoke.texi: Document the dependence on pthread for fopenmp
22234 and ftree-parallelize-loops.
22236 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
22238 PR rtl-optimization/34826
22239 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
22241 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
22243 * global.c (find_reg): Mark the eh regs as used if necessary.
22244 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
22245 * ra.h (struct allocno): no_eh_reg field added. Changed
22246 no_stack_reg type to bitfield.
22248 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
22250 * tree.c (substitute_in_expr): Add missing 'break'.
22252 2008-01-17 Richard Guenther <rguenther@suse.de>
22254 PR tree-optimization/34825
22255 * tree-ssa-math-opts.c (is_division_by): Do not recognize
22256 x / x as division to handle.
22258 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22260 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
22261 "-pthread" is specified.
22262 * pa-hpux11.h (LIB_SPEC): Likewise.
22264 2008-01-16 Janis Johnson <janis187@us.ibm.com>
22265 Peter Bergner <bergner@vnet.ibm.com>
22267 PR rtl-optimization/33796
22268 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
22270 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22272 PR libgfortran/34699
22273 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
22275 * pa-hpux10.h (LINK_SPEC): Likewise.
22276 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
22278 2008-01-16 Richard Guenther <rguenther@suse.de>
22280 PR middle-end/32628
22281 * fold-const.c (fold_convert_const_int_from_int): Do not
22282 set overflow if that occured only because of a sign extension
22283 change when converting from/to a sizetype with the same
22284 precision and signedness.
22286 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22289 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
22290 location address to the correct place. Update copyright year.
22292 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22294 * lambda-code.c (lambda_transform_legal_p): Handle the case of
22295 no dependences in the dependence_relations vector.
22297 2008-01-16 Jan Hubicka <jh@suse.cz>
22299 PR rtl-optimization/31396
22300 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
22301 * cfg.c (dump_reg_info): Print it.
22302 * regs.h (struct reg_info_t): add freq_calls_crossed.
22303 (REG_FREQ_CALLS_CROSSED): New macro.
22304 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
22305 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
22306 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
22307 regmove_optimize): Update call crossed frequencies.
22308 * local-alloc.c (struct qty): Add freq_calls_crossed.
22309 (alloc_qty): Copute freq_calls_crossed.
22310 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
22311 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
22312 * ra.h (struct allocno): Add freq_calls_crossed.
22314 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22316 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
22317 libgomp when compiling with ftree-parallelize-loops.
22318 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
22320 2008-01-16 Richard Guenther <rguenther@suse.de>
22322 PR tree-optimization/34769
22323 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
22324 * tree.c (int_cst_value): Instead make this function more
22325 permissive in what it accepts as valid input. Document this
22326 function always sign-extends the value.
22328 2008-01-16 Jakub Jelinek <jakub@redhat.com>
22329 Richard Guenther <rguenther@suse.de>
22332 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
22333 (gimple_fold_indirect_ref_rhs): ... this.
22334 (gimple_fold_indirect_ref): New function with foldings
22335 that preserve lvalueness.
22336 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
22337 * tree-flow.h (gimple_fold_indirect_ref): Declare.
22338 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
22339 to fold an INDIRECT_REF, fall back to the old use of
22340 fold_indirect_ref_1.
22342 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22344 * tree-data-ref.c (subscript_dependence_tester_1): Call
22345 free_conflict_function.
22346 (compute_self_dependence): Same.
22348 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22351 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
22352 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
22354 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
22355 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
22356 for DWARF2_UNWIND_INFO targets.
22358 2008-01-16 Richard Guenther <rguenther@suse.de>
22361 * c-typeck.c (common_pointer_type): Do not merge inconsistent
22362 type qualifiers for function types.
22364 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
22366 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
22367 loop_iterator li from previous commit.
22369 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
22371 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
22373 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22375 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
22376 (parallelize_loops): Don't parallelize irreducible components.
22378 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22381 * c-opts (c_common_post_options): Do not enable CPP
22382 flag_pedantic_errors by default.
22384 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
22386 PR rtl-optimization/31944
22387 * cse.c (remove_pseudo_from_table): New function.
22388 (merge_equiv_classes): Use above function to remove pseudo-registers.
22389 (invalidate): Likewise.
22391 2008-01-13 Richard Guenther <rguenther@suse.de>
22393 PR middle-end/34601
22394 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
22395 instead of TYPE_MODE to deal with calls from expand_one_error_var.
22397 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
22399 * gcse.c (cprop_jump): Call validate_unshare_change instead of
22400 validate_change to unshare the source of the PC set.
22402 2008-01-12 Jan Hubicka <jh@suse.cz>
22404 PR middle-end/32135
22405 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
22406 references above array bounds. This might trigger bounds checks for
22407 pointers to arrays.
22409 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22411 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
22412 new_replaceable_dependencies.
22414 2008-01-12 Doug Kwan <dougkwan@google.com>
22416 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
22417 instead of OPT_Wreturn_type in warning due to ignored return type
22419 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
22420 options included in -Wextra.
22421 * c.opt: New option -Wignored_qualifiers.
22422 * doc/invoke.texi (Warning Options, -Wextra): Add new option
22423 -Wignore_qualifiers.
22424 (-Wignored-qualifiers): Document.
22425 (-Wreturn-type): Remove description of functionality now handled
22426 by -Wignored-qualifiers.
22428 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
22431 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
22432 NOP_EXPR if it is between integral types with the same precision.
22434 2008-01-12 Jan Hubicka <jh@suse.cz>
22437 * invoke.texi (max-inline-recursive-depth): Fix default value.
22439 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
22441 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
22444 2008-01-11 Bob Wilson <bob.wilson@acm.org>
22446 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
22448 2008-01-11 James E. Wilson <wilson@specifix.com>
22451 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
22453 2008-01-11 Anatoly Sokolov <aesok@post.ru>
22455 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
22456 save/restore frame pointer register and don't use 'call-prologues'
22457 optimization in function with "OS_task" attribute.
22459 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
22461 PR middle-end/31309
22462 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
22463 when copying to memory.
22465 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
22467 PR rtl-optimization/30905
22468 * cfgcleanup.c: Include dce.h
22469 (crossjumps_occured): New global variable.
22470 (try_crossjump_bb): Exit loop after finding a fallthru edge.
22471 If something changed, set crossjumps_occured to true.
22472 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
22473 Don't add/remove fake edges to exit here...
22474 (cleanup_cfg): ...but do it here, when crossjumping.
22475 Run a fast DCE when successful crossjumps occured in the latest
22476 iteration of try_optimize_cfg.
22478 2008-01-11 Richard Guenther <rguenther@suse.de>
22480 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
22481 (struct vn_unary_op_s): Likewise.
22482 (vn_reference_insert): Free old reference on hash collision.
22484 2008-01-10 Raksit Ashok <raksit@google.com>
22486 PR rtl-optimization/27971
22487 * combine.c (find_split_point): Split PLUS expressions which are
22488 inside a MEM rtx, and whose first operand is complex.
22490 2008-01-10 DJ Delorie <dj@redhat.com>
22492 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22493 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22494 (m32c_hard_regno_ok): Call the underlying function.
22496 2008-01-10 Richard Guenther <rguenther@suse.de>
22498 PR middle-end/34683
22499 * tree-cfg.c (tree_merge_blocks): Do not go through the
22500 full-blown folding and stmt updating path if we just deal
22501 with virtual operands.
22502 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22503 test for abnormal SSA_NAMEs.
22505 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22507 PR middle-end/34641
22508 * reload.c (push_reload): Add assertions. All constants from
22509 reg_equiv_constant should have been used for replacing the respective
22511 (find_reloads_address): Invoke find_reloads_address_part for
22512 constant taken from the reg_equiv_constant array.
22514 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22516 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22517 field (valnum) the first in the struct. Replace bools with
22520 2008-01-10 Richard Guenther <rguenther@suse.de>
22522 PR tree-optimization/34651
22523 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22524 types and ordering for masking and converting.
22526 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22528 PR tree-optimization/34017
22529 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22530 also for PHI_NODE expressions.
22532 2008-01-09 Jan Hubicka <jh@suse.cz>
22534 PR tree-optimization/34708
22535 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22536 based on number of case labels.
22537 (init_inline_once): Remove switch_cost.
22538 * tree-inline.h (eni_weights_d): Remove switch_cost.
22540 2008-01-09 Richard Guenther <rguenther@suse.de>
22541 Andrew Pinski <andrew_pinski@playstation.sony.com>
22543 PR middle-end/30132
22544 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22545 temporary if an rvalue is ok or an lvalue is not required.
22547 2008-01-09 Richard Guenther <rguenther@suse.de>
22549 PR middle-end/34458
22550 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22551 adjust return type.
22553 2008-01-09 Richard Guenther <rguenther@suse.de>
22555 PR middle-end/34679
22556 * tree.c (host_integerp): Check for sizetype only if the
22557 type is an integer type.
22559 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22562 * opts.c (decode_options): Disable inlining of functions called
22563 once if not in unit-at-a-time mode.
22565 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22567 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22569 2008-01-08 Richard Guenther <rguenther@suse.de>
22571 PR middle-end/31863
22572 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22573 out early if the result will be unused.
22575 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22580 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22581 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22584 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22586 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22587 for vectorization tuned.
22589 2008-01-08 Richard Guenther <rguenther@suse.de>
22591 PR tree-optimization/34683
22592 * tree-ssa-operands.c (operand_build_cmp): Export.
22593 * tree-ssa-operands.h (operand_build_cmp): Declare.
22594 * tree-vn.c (vuses_compare): Remove.
22595 (sort_vuses): Use operand_build_cmp.
22596 (sort_vuses_heap): Likewise.
22597 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22598 to re-use old VEC if available. Do not sort already sorted VUSEs.
22599 (vdefs_to_vec): Do not sort already sorted VDEFs.
22601 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22603 PR middle-end/34694
22604 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22606 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22609 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22610 limitations of reciprocal sequences on x86 targets.
22612 2008-01-08 Richard Guenther <rguenther@suse.de>
22614 PR tree-optimization/34683
22615 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22617 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22620 * config/darwin.c (darwin_mergeable_string_section): Don't use
22621 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22623 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22626 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22627 negxf2. Macroize expander using X87MODEF mode iterator. Change
22628 predicates of op0 and op1 to register_operand.
22629 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22630 expander using X87MODEF mode iterator. Change predicates of
22631 op0 and op1 to register_operand.
22632 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22633 corresponding patterns and macroize using MODEF macro. Change
22634 predicates of op0 and op1 to register_operand and remove
22635 "m" constraint. Disparage "r" alternative with "!".
22636 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22637 macroize using X87MODEF macro. Change predicates of op0 and op1
22638 to register_operand and remove "m" constraint. Disparage "r"
22639 alternative with "!".
22640 (absneg splitter with memory operands): Remove.
22641 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22642 patterns and macroize using X87MODEF mode iterator.
22643 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22644 Change predicate of op1 to register_operand.
22645 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22646 for memory operands.
22648 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22650 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22652 2008-01-07 Richard Guenther <rguenther@suse.de>
22654 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22657 2008-01-07 Richard Guenther <rguenther@suse.de>
22659 PR tree-optimization/34683
22660 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22661 VOPs of the needed size to save memory. Use VEC_quick_push
22662 to save compile-time.
22663 (vdefs_to_vec): Likewise.
22665 2008-01-07 Sa Liu <saliu@de.ibm.com>
22667 * config/spu/spu.md (divdf3): Genetate inline code for double
22668 division. The implementation doesn't handle INF or NAN, therefore it
22669 only applies when -ffinite-math-only is given.
22671 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22674 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22675 * doc/cpp.texi ([Common Predefined Macros]): Document.
22677 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22679 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22680 order to use commutative addition instead of subtraction.
22682 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22683 Mircea Namolaru <namolaru@il.ibm.com>
22684 Vladimir Yanovsky <yanov@il.ibm.com>
22685 Revital Eres <eres@il.ibm.com>
22687 PR tree-optimization/34263
22688 * tree-outof-ssa.c (process_single_block_loop_latch,
22689 contains_tree_r): New functions.
22690 (analyze_edges_for_bb): Call process_single_block_loop_latch
22691 function to empty single-basic-block latch block if possible.
22693 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22695 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22697 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22699 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22701 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22703 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22705 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22707 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22709 PR tree-optimization/34618
22710 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22713 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22716 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22717 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22718 Update copyright year.
22720 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22721 Update copyright year.
22722 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22725 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22727 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22728 edge does not point to current bb before changing need_assert.
22730 2008-01-04 Richard Guenther <rguenther@suse.de>
22732 PR middle-end/34029
22733 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22734 for verifying purposes if they are is_gimple_min_invariant.
22736 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22738 PR tree-optimization/34448
22739 PR tree-optimization/34465
22740 * gimplify.c (gimplify_init_constructor): Add new parameter
22741 notify_temp_creation. Use it.
22742 (gimplify_modify_expr_rhs): Take volatiles into account when
22743 optimizing constructors.
22744 Do not optimize constructors if gimplify_init_constructor will dump to
22746 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22747 * gcc.c-torture/compile/pr34448.c: New.
22749 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22751 PR gcov-profile/34609
22752 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22753 return_slot if result is TREE_ADDRESSABLE.
22755 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22757 * config/mips/mips.md (sqrt_condition): Tweak comment.
22758 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22760 2008-01-03 Tom Tromey <tromey@redhat.com>
22763 * c-common.c (c_type_hash): Handle VLAs.
22765 2008-01-03 Jan Hubicka <jh@suse.cz>
22767 PR tree-optimization/31081
22768 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22769 0 when inlining and not inlining to first basic block.
22770 (remap_decl): When var is initialized to 0, don't set default_def.
22771 (expand_call_inline): Set entry_bb.
22772 * tree-inline.h (copy_body_data): Add entry_bb.
22774 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22777 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22780 PR tree-optimization/29484
22781 * tree-inline.c (inline_forbidden_p_2): New function.
22782 (inline_forbidden_p): Disallow inlining if some static var
22783 has an address of a local LABEL_DECL in its initializer.
22784 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22787 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22789 PR tree-optimization/34635
22790 * tree-data-ref.c (add_other_self_distances): Make sure that the
22791 evolution step is constant.
22793 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22795 PR middle-end/34608
22796 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22798 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22800 * tree-sra.c (scalarize_init): Insert the generate_element_init
22801 statements after the generate_element_zero statements.
22803 2008-01-02 Richard Guenther <rguenther@suse.de>
22805 PR middle-end/34093
22806 PR middle-end/31976
22807 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22808 for very large number of operands instead of ICEing.
22810 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22813 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22814 while stack probing.
22816 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22818 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22821 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22823 PR libmudflap/26442
22824 * tree-mudflap.c (mx_register_decls): Guard warning by
22825 !DECL_ARTIFICIAL check.
22827 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22829 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22830 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22831 sse5_perm<mode>): Fix constraints.