1 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4 * gimplify.c (gimplify_body): Call default_rtl_profile.
7 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
8 instead of tok->val.node if not expanding to something else. Handle
9 intervening CPP_PADDING tokens.
10 (altivec_categorize_keyword): Remove unneeded comparisons.
12 2008-09-10 Richard Guenther <rguenther@suse.de>
14 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
16 2008-09-10 Richard Guenther <rguenther@suse.de>
19 * tree-inline.c (insert_init_stmt): Make sure to not
20 insert invalid gimple stores.
22 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
24 PR tree-optimization/37388
25 * toplev.c (process_options): Fail and warn when graphite
26 flags are used, but the compiler has not been configured
27 with graphite libraries.
28 * graphite.c (graphite_transform_loops): Remove printfs
29 to dump_file for the case when graphite is not available.
31 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
34 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
35 the even element into register.
36 (ix86_expand_vector_init_general): Don't use
37 ix86_expand_vector_init_interleave on V16QImode and V8HImode
38 if we can't move from GPR to SSE register directly.
40 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
42 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
43 not lose track of the number of NOPs needed. Number of NOPs needed
44 for sync vs. loads workaround was switched; corrected. Run second
45 pass for all workarounds. No NOPs needed after call insns. Change
46 second pass to use find_next_insn_start and find_load helpers in order
47 to properly detect parallel insns.
48 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
50 2008-09-10 Jan Hubicka <jh@suse.cz>
52 * value-prof.c (gimple_ic): Fix tuplification bug.
53 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized var
56 2008-09-10 Jakub Jelinek <jakub@redhat.com>
58 PR tree-optimization/37353
59 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
60 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
61 calls instead of cond_dead_built_in_calls.
62 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
63 initalize the vector only before adding first entry. Use VEC_safe_push
64 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
65 shrink_wrap_conditional_dead_built_in_calls call.
67 2008-09-10 Ira Rosen <irar@il.ibm.com>
69 PR tree-optimization/37385
70 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
71 and use it as a vector type if not NULL.
72 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
74 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
76 (vectorizable_load): Likewise.
78 2008-09-10 Jakub Jelinek <jakub@redhat.com>
80 * config/i386/i386.md (SWI32): New mode iterator.
81 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
84 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
86 PR rtl-optimization/37435
87 * caller-save.c (insert_restore, insert_save): Check the mode by
90 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
93 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
95 (dw2_output_indirect_constant_1): Use unstripped name in symbol
98 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
100 * doc/invoke.texi (ARM Options): Correct errors in discussion
101 of -mfloat-abi, -mhard-float, and -msoft-float.
103 2008-09-09 Jakub Jelinek <jakub@redhat.com>
104 Jan Hubicka <jh@suse.cz>
107 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
108 calling gimple_regimplify_operands on it. Iterate over all newly
109 added statements, not just the last one.
110 (insert_init_stmt): Insert stmt into seq first, then call
111 gimple_regimplify_operands on it. Don't create new gimplification
112 context, nor find referenced vars.
114 2008-09-09 Jakub Jelinek <jakub@redhat.com>
117 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
118 to pointer to vector pointer.
119 * ipa-prop.c (ipa_propagate_indirect_call_infos,
120 propagate_info_to_inlined_callees): Likewise.
121 (update_call_notes_after_inlining): Likewise. Push new indirect edge
122 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
123 ipa_check_create_edge_args.
124 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
125 to pointer to vector pointer.
126 (cgraph_decide_inlining_of_small_function): Adjust
127 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
131 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when optimizing
134 PR rtl-optimization/37408
135 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
138 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
140 PR tree-optimization/37375
141 * tree-scalar-evolution.c (scev_info_str): Add field instantiated_below.
142 (new_scev_info_str, eq_scev_info, find_var_scev_info,
143 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
144 set_instantiated_value): Pass instantiated_below.
145 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls to
147 (instantiate_scev_1, instantiate_scev): Pass a basic block above which the
148 definitions are not instantiated.
150 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
151 (block_before_loop): New.
152 * tree-data-ref.c (dr_analyze_indices): Update uses of instantiate_scev.
153 * graphite.c (block_before_scop): New.
154 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
155 basic block, not a loop for determining the parameters.
156 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
158 (idx_record_params, find_params_in_bb, find_scop_parameters,
159 build_loop_iteration_domains, add_conditions_to_domain): Update calls
162 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
164 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
168 * ira-build.c (ira_create_allocno): Setup frequency to 0.
170 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
171 Check zero freq and increase if necessary.
173 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
175 * ira-conflicts.c (process_regs_for_copy): Check that the hard
176 regno is in the right range. Add comments.
178 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
180 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
182 * mips-tfile.c (copy_object): Cast alloca result to int *.
183 * mips-tdump.c (print_symbol): Cast xmalloc return values to
185 Rename class to sclass.
186 (read_tfile): Cast read_seek return values to proper types.
187 Cast xcalloc return value to proper type.
189 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
191 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
192 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
193 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
195 2008-09-09 Jan Hubicka <jh@suse.cz>
197 * profile.c (is_edge_inconsistent): Add debug output; ignore negative count
199 (is_inconsistent): Add debug output.
201 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
203 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
205 (choose_ready): When first insn is chosen from the ready list, also
208 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
210 PR rtl-optimization/37360
211 * haifa-sched.c (max_issue): Do not assert that we never issue more
212 insns than issue_rate. Add comment.
214 2008-09-09 Richard Guenther <rguenther@suse.de>
216 * tree-cfg.c (verify_types_in_gimple_op): Remove.
217 (verify_types_in_gimple_call): Rename to ...
218 (verify_gimple_call): ... this. Enhance.
219 (verify_types_in_gimple_cond): Remove.
220 (verify_gimple_comparison): New function ...
221 (verify_types_in_gimple_assign): ... split out from here.
222 (verify_types_in_gimple_return): Rename to ...
223 (verify_gimple_return): ... this. Enhance.
224 (verify_types_in_gimple_switch): Rename to ...
225 (verify_gimple_switch): ... this. Enhance.
226 (verify_gimple_goto): New function.
227 (verify_types_in_gimple_phi): Rename to ...
228 (verify_gimple_phi): ... this. Enhance.
229 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
230 Fold in single-statement cases from verify_types_in_gimple_seq_2.
231 (verify_types_in_gimple_seq_2): Remove cases handled in
232 verify_types_in_gimple_stmt.
234 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
236 * config/bfin/bfin.c (n_regs_to_save): New static variable.
237 (push_multiple_operation, pop_multiple_operation): Set it.
238 (workaround_rts_anomaly): New function.
239 (workaround_speculation): New function, broken out of bfin_reorg.
240 (bfin_reorg): Call the new functions.
242 2008-09-09 Richard Guenther <rguenther@suse.de>
246 * gimplify.c (gimplify_conversion): Change conversions of
247 non-register type to VIEW_CONVERT_EXPRs.
248 (gimplify_addr_expr): If we need to make the operand
249 addressable make sure to use a properly initialized
250 temporary for that so it gets a valid gimple store.
252 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
254 * function.h (struct function): Add function_start_locus.
255 * cfgexpand.c (gimple_expand_cfg): Use it.
256 * c-parser.c (c_parser_declaration_or_fndef): Set it.
258 2008-09-09 Richard Guenther <rguenther@suse.de>
260 PR tree-optimization/37433
261 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
264 2008-09-09 Richard Guenther <rguenther@suse.de>
266 PR tree-optimization/37387
267 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
268 and bits to a common type.
270 2008-09-09 Nick Clifton <nickc@redhat.com>
272 * config/v850/v850.md (return): Restore frame size restriction.
274 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
276 * c-common.c (c_expand_decl): Remove.
277 * c-common.h (anon_aggr_type_p): Remove prototype.
278 (DECL_ANON_UNION_ELEMS): Remove.
279 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
280 * c-decl.c (anon_aggr_type_p): Remove.
281 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
282 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
283 * langhooks.h (struct lang_hooks): Remove expand_decl.
284 * langhooks.c (lhd_expand_decl): Remove.
285 * stmt.c (expand_anon_union_decl): Remove.
286 * tree.h (expand_anon_union_decl): Remove prototype.
288 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
291 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
293 * config/avr/avr.md (QISI) : Define mode iterator.
294 (negated_tst<mode>) : Redefine as split using mode macro.
295 (reversed_tstqi): Define insn as reversed compare with zero.
296 (reversed_tsthi): Ditto.
297 (reversed_tstsi): Ditto.
299 2008-09-08 Jakub Jelinek <jakub@redhat.com>
302 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
303 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
306 * predict.c (optimize_function_for_size_p): Don't segfault if
308 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
309 tree_swap_operands_p): Don't test cfun != NULL before calling
310 optimize_function_for_s*_p.
312 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
314 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
317 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
319 * crx/crx.h (IRA_COVER_CLASSES): Define.
321 2008-09-08 Jakub Jelinek <jakub@redhat.com>
324 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
325 even when a stmt has been gimple_modified_p, but after fold_stmt is
326 not any longer. Remove unneeded may_have_exposed_new_symbols
329 2008-09-08 Richard Guenther <rguenther@suse.de>
331 PR tree-optimization/37421
332 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
335 2008-09-08 Jakub Jelinek <jakub@redhat.com>
338 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
340 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
343 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
344 * pa-hpux10.h (LINK_SPEC): Likewise.
345 * pa-hpux11.h (LINK_SPEC): Likewise.
347 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
349 * pa32-regs.h (IRA_COVER_CLASSES): Define.
350 * pa64-regs.h (IRA_COVER_CLASSES): Define.
352 2008-09-07 Helge Deller <deller@gmx.de>
354 * pa/linux-atomic.c: New file.
355 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
356 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
358 2008-09-07 Richard Guenther <rguenther@suse.de>
359 Ira Rosen <irar@il.ibm.com>
361 PR tree-optimization/36630
362 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
363 Call STRIP_NOPS before calling evolution_part_in_loop_num.
365 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
366 Ira Rosen <irar@il.ibm.com>
368 PR tree-optimization/35642
369 * config/rs6000/altivec.md (mulv8hi3): Implement.
371 2008-09-06 Jeff Law <law@redhat.com>
373 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
375 2008-09-06 Jan Hubicka <jh@suse.cz>
377 PR tree-optimization/14703
378 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored declarations.
379 * passes.c (init_optimization_passes): Recompute inline parameters.
381 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
383 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
386 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
387 Peter Fuerst <post@pfrst.de>
389 * doc/invoke.texi: Document -mr10k-cache-barrier=.
390 * doc/extend.texi: Document __builtin_mips_cache.
391 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
392 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
393 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
394 __GCC_HAVE_BUILTIN_MIPS_CACHE.
395 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
396 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
397 (set_push_mips_isas): New variable.
398 (mips_r10k_cache_barrier): New variable.
399 (cache): New availability predicate.
400 (mips_builtins): Add an entry for __builtin_mips_cache.
401 (mips_build_cvpointer_type): New function.
402 (MIPS_ATYPE_CVPOINTER): New macro.
403 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
405 (r10k_simplified_address_p, r10k_simplify_address)
406 (r10k_uncached_address_p, r10k_safe_address_p)
407 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
408 (r10k_needs_protection_p_call, r10k_needs_protection_p)
409 (r10k_insert_cache_barriers): New functions.
410 (mips_reorg_process_insns): Delete cache barriers after a
411 branch-likely instruction.
412 (mips_reorg): Call r10k_insert_cache_barriers.
413 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
414 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
415 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
416 (mips_cache, r10k_cache_barrier): New define_insns.
418 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
420 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
421 * ira-color.c (setup_allocno_left_conflicts_num): Use
422 hard_reg_set_equal_p instead of a comparison with
423 ira_zero_hard_reg_set.
424 * ira.c (setup_reg_subclasses): Likewise.
425 (setup_cover_and_important_classes): Likewise.
426 (setup_class_translate): Likewise.
427 (setup_reg_class_intersect_union): Likewise.
428 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
429 (ira_init_once): Don't initialize them.
431 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
433 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
435 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
437 * ira-color.c (ira_fast_allocation): Permit global allocno
440 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
442 Improved branch hints, safe hints, and scheduling.
444 * haifa-sched.c (sched_emit_insn) : Define.
445 * sched-int.h (sched_emit_insn) : Add prototype.
446 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
447 -mhint-max-distance -msafe-hints) : Document.
448 * config/spu/spu.c (spu_flag_var_tracking): New.
449 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
450 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
451 TARGET_ASM_FILE_START): Define.
452 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
453 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
454 (spu_emit_branch_hint): Add blocks argument.
455 (insert_branch_hints, insert_nops): Remove.
456 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
457 uses_ls_unit, spu_sched_init_global, spu_sched_init,
458 spu_sched_reorder, asm_file_start): New functions.
459 (clock_var, spu_sched_length, pipe0_clock,
460 pipe1_clock, prev_clock_var, prev_priority,
461 spu_ls_first, prev_ls_clock): New static variables.
462 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
463 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
464 (nopn_nv): Add a non-volatile version of nop.
465 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
466 -mhint-max-distance, -msafe-hints): New options.
468 2008-09-05 Janis Johnson <janis187@us.ibm.com>
469 Samuel Tardieu <sam@rfc1149.net>
471 * opts.c (decode_options): Combine nested if statements.
474 * opts.c (decode_options): Handle more relationships among
475 unit-at-a-time, toplevel-reorder, and section-anchors.
477 2008-09-05 David Daney <ddaney@avtrex.com>
479 * doc/install.texi (--enable-reduced-reflection): Document new option.
481 2008-09-05 Bob Wilson <bob.wilson@acm.org>
483 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
485 (constantpool_operand): New.
486 (move_operand): Disallow sub-word modes for the constant pool.
487 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
488 (xtensa_secondary_reload_class): Replace with....
489 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
490 Set icode for sub-word reloads from the constant pool.
491 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
492 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
493 * config/xtensa/xtensa.md (reload<mode>_literal): New.
494 * config/xtensa/xtensa-protos.h: Update prototypes.
496 2008-09-05 Joseph Myers <joseph@codesourcery.com>
498 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
499 (REG_CLASS_NAMES): Update.
500 (REG_CLASS_CONTENTS): Update.
501 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
502 of ALL_REGS for regs 77 and 78.
503 * function.c (instantiate_virtual_regs_in_insn): Assert that
504 return value of simplify_gen_subreg is not NULL.
506 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
508 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
509 (gen_rtvec_v): Fix coding standards.
511 2008-09-04 Jan Hubicka <jh@suse.cz>
513 * i386.c (decide_alg): Be more conservative about optimizing for size.
515 2008-09-04 Ian Lance Taylor <iant@google.com>
517 * varasm.c (narrowing_initializer_constant_valid_p): New
519 (initializer_constant_valid_p): Call it.
521 2008-09-04 Jeff Law <law@redhat.com>
523 * fold-const.c (native_encode_real): Fix computation of WORDS.
524 (native_interpret_real): Likewise.
526 2008-09-04 Janis Johnson <janis187@us.ibm.com>
528 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
530 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
532 * ira-conflicts.c (process_regs_for_copy): Check insn to check
533 that the cost is already taken into account in ira-costs.c
535 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
537 * ira-build.c (print_copy, print_copies, ira_debug_copy,
538 ira_debug_copies): New.
539 (ira_bulid): Call print_copies.
541 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
543 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
546 * config/rs6000/rs6000.c (optimization_options): Remove check of
549 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
551 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
552 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
553 second operand is a reg_imm10_operand.
554 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
555 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
556 (*seq_<GPR:mode><GPR2:mode>): Rename to
557 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
559 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
560 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
562 (*sne_<GPR:mode><GPR2:mode>): Rename to
563 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
566 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
568 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
569 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
570 combining an arithmetic right shift by more than 31 and a
571 trunction. Don't match for out-of-range shift amounts. Set
572 attribute mode to <MODE>.
573 (*lshr32_trunc<mode>): Name the pattern combining a logical right
574 shift by 32 and and a truncation. Set attribute mode to <MODE>.
575 (*<optab>_trunc<mode>_exts): New pattern for truncated right
576 shifts by less than 32.
577 (extv): Change predicate on first operand to accept registers.
578 Change predicate of the other operands from immediate_operand to
579 const_int_operand. Expand exts when source is a register.
580 (extzv): Change predicate of the constant operands from
581 immediate_operand to const_int_operand.
582 (extzv<mode>): Change predicate of the constant operands from
583 immediate_operand to const_int_operand and no constraint. Also
585 (*extzv_trunc<mode>_exts): New pattern.
587 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
589 * config/mips/mips.h (ISA_HAS_CINS): New macro.
590 * config/mips/mips-protos.h (mask_low_and_shift_p,
591 mask_low_and_shift_len): Declare.
592 * config/mips/mips.c (mask_low_and_shift_p,
593 mask_low_and_shift_len): New functions.
594 (mips_print_operand): Handle new operand prefix "m".
595 * config/mips/mips.md (*cins<mode>): New pattern.
597 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
599 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
602 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
604 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
605 regardless of epilogue_completed.
607 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
610 * ira-lives.c (process_bb_node_lives): Check setjmp.
612 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
615 * ira-build.c (form_loop_tree): Reverse BB walk.
616 (create_bb_allocnos): Likewise.
617 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
618 (mark_reg_store): Rename to...
619 (mark_ref_live): ...this and take a df_ref argument instead of
620 note_stores arguments. Assert that we have a register.
621 (mark_reg_clobber): Delete.
622 (def_conflicts_with_inputs_p): New function.
623 (mark_reg_conflicts): Delete.
624 (mark_reg_death): Rename to...
625 (mark_ref_dead): ...this and take a df_ref argument instead of
626 a register. Assert that we have a register.
627 (process_bb_node_lives): Hoist frequency calculation out of
628 instruction walk. Convert from a forwards scan to a backwards scan.
629 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
630 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
631 (create_allocno_live_ranges): Don't create regs_set.
633 2008-09-04 Ian Lance Taylor <iant@google.com>
635 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
637 * calls.c (emit_library_call_value_1): Use MEM_P rather than
638 comparing MODE with MEM.
639 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
640 comparing with GF_PREDICT_TAKEN.
641 (gimple_get_lhs): Change code to enum gimple_code.
642 (gimple_set_lhs): Likewise.
643 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
644 * omp-low.c (find_omp_clause): Change kind parameter to enum
646 * tree-flow.h (find_omp_clause): Update declaration.
647 * regrename.c (clear_dead_regs): Change kind parameter to enum
649 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
651 * see.c (see_get_extension_data): Change return type to enum
652 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
653 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
654 (see_gen_normalized_extension): Change extension_code parameter to
656 (see_seek_pre_extension_expr): Change extension_code to enum
658 (see_merge_one_def_extension): Likewise.
659 (see_handle_relevant_defs): Likewise.
660 (see_handle_relevant_uses): Likewise.
661 (see_analyze_one_def): Likewise.
662 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
663 GIMPLE_ASM rather than ASM_EXPR.
664 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
665 GIMPLE_RETURN rather than RETURN_EXPR.
666 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
667 (evaluate_stmt): Likewise.
668 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
669 to enum vect_relevant.
670 (vect_mark_stmts_to_be_vectorized): Change assertion to not
671 compare gimple codes with tree codes.
673 2008-09-04 Paul Brook <paul@codesourcery.com>
675 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
677 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
679 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
680 pointer check lost in the recent no-unit-at-a-time patch.
682 2008-09-04 Jan Hubicka <jh@suse.cz>
685 * tree-switch-conversion.c (check_final_bb): Accept only IP
688 2008-09-04 Jan Hubicka <jh@suse.cz>
690 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
692 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
693 using_ranges argument.
694 (vrp_evaluate_conditional): Avoid bogus warning for type range.
695 (vrp_visit_cond_stmt): Update call of
696 vrp_evaluate_conditional_warnv_with_ops
698 2008-09-04 Jan Hubicka <jh@suse.cz>
700 PR tree-optimization/37345
701 PR tree-optimization/37358
702 PR tree-optimization/37357
703 * tree.c (build_function_type_skip_args): Build distinct type copy;
705 (build_function_decl_skip_args): Set type of new decl not orig decl;
706 clear DECL_VINDEX for methods turned into functions.
708 2008-09-04 Nick Clifton <nickc@redhat.com>
710 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
712 * configure: Regenerate.
713 * config.in: Regenerate.
714 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
715 alignment field, if it is supported.
717 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
719 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
722 2008-09-03 David Edelsohn <edelsohn@gnu.org>
724 * config/rs6000/rs6000.c (processor_target_table): Do not
725 enable VMX for POWER6.
727 2008-09-03 Anton Blanchard <anton@samba.org>
729 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
730 emit memory barrier before operation.
732 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
735 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
736 default_elf_asm_output_external.
738 2008-09-03 Jeff Law <law@redhat.com>
740 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
742 2008-09-03 Richard Henderson <rth@redhat.com>
744 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
745 memory barrier to below the test-and-set.
746 (alpha_split_lock_test_and_set_12): Likewise.
748 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
752 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
755 * ira-color.c (print_loop_title): Use all_allocnos.
756 (color_pass): Ditto. Don't add border_allocnos. Check that
757 subloop allocno in the correspdoning bitmap all_allocnos.
759 * ira-emit.c (change_loop): Use all_allocnos.
761 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
763 (ira_create_allocno): Set up all_allocnos bit for the created
765 (create_cap_allocno): Remove setting mentioned_allocnos.
766 (create_insn_allocnos): Ditto.
767 (remove_unnecessary_allocnos): Use all_allocnos.
768 (check_allocno_creation): Check that allocnos are in the
769 corresponding bitmap all_allocnos.
771 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
775 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
776 (process_regs_for_copy): Process subregs. Refine check when cost
777 is taken into account in ira-costs.c.
778 (process_reg_shuffles): Use REG_SUBREG_P.
779 (add_insn_allocno_copies): Ditto. Ignore modes.
781 * ira-color.c (conflict_allocno_vec): New.
782 (COST_HOP_DIVISOR): New macro.
783 (update_copy_costs_1): Use it.
784 (update_conflict_hard_regno_costs): New function.
785 (assign_hard_reg): Use it.
786 (ira_color): Allocate and free conflict_allocno_vec.
788 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
792 * ira-int.h (ira_sort_insn_chain): Remove.
794 * ira.c (basic_block_order_nums, chain_insn_order,
795 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
796 (ira): Don't call ira_sort_insn_chain.
798 * reload1.c (reload): Don't call ira_sort_insn_chain.
800 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
803 * cgraphunit.c (update_call_expr): Remove eh regions from statements
804 which become non throw.
805 (cgraph_function_versioning): Also clear DECL_WEAK. Call
806 update_call_expr after updating the flags on the decl.
808 2008-09-03 Jan Hubicka <jh@suse.cz>
810 PR tree-optimization/37315
811 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
812 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
813 (cgraph_analyze_functions): Use node->analyzed
814 (cgraph_mark_functions_to_output): Likewise.
815 (cgraph_expand_function): All functions can be released after
817 (cgraph_optimize): Use gimple_has_body_p.
818 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
819 (cgraph_decide_inlining_incrementally): Likewise.
820 (inline_transform): Inline transform.
821 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
823 (inlinable_function_p): Drop gimple_body check.
824 (expand_call_inline): Use gimple_has_body_p.
825 * gimple.c (gimple_has_body_p): New.
826 * gimple.h (gimple_has_body_p): Add prototype.
827 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
828 (dump_function_to_file): Use gimple_has_body_p check.
830 2008-09-03 Jakub Jelinek <jakub@redhat.com>
833 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
835 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
837 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
839 From Michael Frysinger <michael.frysinger@analog.com>
840 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
841 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
844 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
847 * doc/extend.texi: Document picoChip builtin functions.
848 * doc/invoke.texi: Document picoChip options.
849 * doc/contrib.texi: Add picoChip contribution.
850 * doc/md.texi: Document picoChip constraints.
851 * config.gcc: Add picochip-*-*.
852 * config/picochip/: Add new port.
854 2008-09-03 Richard Guenther <rguenther@suse.de>
856 PR tree-optimization/37328
857 * tree-sra.c (sra_build_assignment): Gimplify properly.
858 (generate_copy_inout): Take the correct stmt as definition,
861 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
863 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
866 From Michael Frysinger <michael.frysinger@analog.com>
867 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
869 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
871 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
873 (__gthread_setspecific): Revert 2008-08-31 change to
874 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
877 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
879 * diagnostic.c (error_at): New.
880 * toplev.h (error_at): New prototype.
881 * c-typeck.c (build_array_ref): Call error_at instead of error.
882 Pass location to pedwarn.
884 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
886 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
888 2008-09-02 Jakub Jelinek <jakub@redhat.com>
890 * dwarf2out.c (tree_add_const_value_attribute): Only handle
891 VAR_DECL and CONST_DECL.
893 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
894 Jakub Jelinek <jakub@redhat.com>
896 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
897 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
898 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
899 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
900 Don't set ix86_save_varrargs_registers.
901 (ix86_setup_incoming_varargs): Assume cum != NULL.
902 (ix86_va_start): Check ix86_varargs_gpr_size and
903 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
904 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
905 from frame pointer if ix86_varargs_gpr_size == 0.
906 (ix86_compute_frame_layout): Updated.
907 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
908 (ix86_varargs_gpr_size): Define.
909 (ix86_varargs_fpr_size): Likewise.
910 (machine_function): Remove save_varrargs_registers.
911 Add varargs_gpr_size and varargs_fpr_size.
913 2008-09-02 Jakub Jelinek <jakub@redhat.com>
915 * config/alpha/alpha.c (va_list_skip_additions,
916 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
917 (alpha_gimplify_va_arg): Call unshare_expr on second use of
920 PR tree-optimization/36766
921 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
922 for already removed basic blocks.
925 * real.c (real_maxval): Clear a lower bit to make real_maxval
926 match get_max_float for IBM long double format.
928 2008-09-02 Andreas Schwab <schwab@suse.de>
930 * configure.ac: Use m4_quote to quote the expansion of m4_do.
931 * configure: Regenerate.
933 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
935 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
936 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
937 checking for a non-VOID CONSTANT_P.
939 2008-09-02 Jan Hubicka <jh@suse.cz>
941 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
942 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
944 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
946 * expr.c (emit_group_store): Don't assert stack temp mode size.
948 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
949 Tobias Grosser <grosser@fim.uni-passau.de>
950 Jan Sjodin <jan.sjodin@amd.com>
951 Harsha Jagasia <harsha.jagasia@amd.com>
952 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
953 Konrad Trifunovic <konrad.trifunovic@inria.fr>
954 Adrien Eliche <aeliche@isty.uvsq.fr>
956 Merge from graphite branch.
959 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
960 * doc/invoke.texi (-floop-block, -floop-interchange,
961 -floop-strip-mine): Document new flags.
962 * tree-into-ssa.c (gimple_vec): Moved...
963 * tree-loop-distribution.c (rdg_component): Moved...
964 * cfgloopmanip.c: Include tree-flow.h.
965 (update_dominators_in_loop): New.
966 (create_empty_if_region_on_edge): New.
967 (create_empty_loop_on_edge): New.
968 (loopify): Use update_dominators_in_loop.
969 * tree-pass.h (pass_graphite_transforms): Declared.
970 * configure: Regenerate.
971 * tree-phinodes.c (make_phi_node): Export.
972 (add_phi_node_to_bb): New, split from create_phi_node.
973 * tree-chrec.c (for_each_scev_op): New.
974 * tree-chrec.h (for_each_scev_op): Declared.
975 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
976 (remove_statement): Call get_phi_with_result.
977 * config.in (HAVE_cloog): Undef.
978 * gdbinit.in (pgg): New.
979 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
980 * tree-ssa-loop.c (graphite_transforms): New.
981 (gate_graphite_transforms): New.
982 (pass_graphite_transforms): New.
983 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
984 HAVE_cloog): Defined.
985 * tree-vectorizer.c (rename_variables_in_bb): Export.
986 * tree-data-ref.c (dr_may_alias_p): Export.
987 (stmt_simple_memref_p): New.
988 (find_data_references_in_stmt): Export.
989 (find_data_references_in_loop): Export.
990 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
991 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
992 (create_rdg_vertices): Export.
993 (build_empty_rdg): New.
994 (build_rdg): Call build_empty_rdg. Free dependence_relations.
995 * tree-data-ref.h (rdg_component): ... here.
997 (struct data_reference): Add a field scop.
999 (find_data_references_in_loop): Declared.
1000 (find_data_references_in_stmt): Declared.
1001 (create_rdg_vertices): Declared.
1002 (dr_may_alias_p): Declared.
1003 (stmt_simple_memref_p): Declared.
1004 (struct rdg_edge): Add a field ddr_p relation.
1005 (build_empty_rdg): Declared.
1006 * lambda.h (lambda_matrix): Declare a VEC of.
1007 (find_induction_var_from_exit_cond): Declared.
1008 (lambda_vector_compare): New.
1009 * common.opt (fgraphite, floop-strip-mine,
1010 floop-interchange, floop-block): New flags.
1011 * lambda-code.c (find_induction_var_from_exit_cond): Export.
1012 * cfgloop.c (is_loop_exit): New.
1013 * cfgloop.h (is_loop_exit): Declared.
1014 (create_empty_if_region_on_edge): Declared.
1015 (create_empty_loop_on_edge): Declared.
1016 * tree-flow.h (add_phi_node_to_bb): Declared.
1017 (make_phi_node): Declared.
1018 (rename_variables_in_bb): Declared.
1019 (perfect_loop_nest_depth): Declared.
1020 (graphite_transform_loops): Declared.
1021 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
1022 (graphite.o-warn): Add -Wno-error.
1023 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
1024 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
1025 (INCLUDES): Add PPLINC, CLOOGINC.
1026 (OBJS-common): Add graphite.o.
1027 (graphite.o): Add rule.
1028 * gimple.h (gimple_vec): ... here.
1029 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
1030 * passes.c (init_optimization_passes): Schedule
1031 pass_graphite_transforms.
1033 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
1036 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
1037 and -fno-toplevel-reorder after handle_options.
1039 2008-09-02 Paul Brook <paul@codesourcery.com>
1041 * config/arm/arm.c (arm_tune_cortex_a9): Define.
1042 (arm_override_options): Set arm_tune_cortex_a9.
1043 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
1044 (arm_issue_rate): Handle cortexa9.
1045 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
1046 * config/arm/arm-cores.def: Add cortex-a9.
1047 * config/arm/arm-tune.md: Regenerate.
1048 * config/arm/arm.md: Include cortex-a9.md.
1049 (generic_sched, generic_vfp): Add cortexa9.
1050 * config/arm/cortex-a9.md: New file.
1052 2008-09-02 Richard Guenther <rguenther@suse.de>
1054 PR tree-optimization/37327
1055 * tree-vrp.c (register_new_assert_for): Make sure to not have
1056 TREE_OVERFLOW set on the bound.
1058 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
1060 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
1062 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
1063 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
1066 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
1068 * gcc/config/spu/spu.md (divdf3): Removed.
1070 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1072 PR tree-optimization/37095
1073 * cgraph.c (cgraph_node): When creating new cgraph node after
1074 assembler_name_hash has been populated, record it in the hash
1077 2008-09-01 Paul Brook <paul@codesourcery.com>
1079 * doc/invoke.texi: Document -mword-relocations.
1080 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1081 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1082 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1083 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
1084 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
1085 (arm_emit_movpair): New function.
1086 (arm_print_operand <c>): Handle sybolic addresses.
1087 * config/arm/arm.h (TARGET_USE_MOVT): Define.
1088 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1089 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
1090 * config/arm/arm.opt: Add -mword-relocations.
1091 * config/arm/arm.md (movsi): Use arm_emit_movpair.
1092 (arm_movt, arm_movw): New.
1094 2008-09-01 Paul Brook <paul@codesourcery.com>
1096 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
1097 Allow Interworking on ARMv4 EABI based targets.
1098 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
1099 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
1101 2008-09-01 Paul Brook <paul@codesourcery.com>
1103 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
1104 optimized LT0 test. Remove optimization for GT.
1106 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1108 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
1109 openmp applications.
1110 * pa-hpux11.h (LIB_SPEC): Likewise.
1112 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
1115 2008-09-01 Jan Hubicka <jh@suse.cz>
1117 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
1118 present, use only counts; when guessed use only frequencies.
1119 (estimate_bb_frequencies): Use function_frequency.
1120 * profile.c (compute_branch_probabilities): Exit early when
1121 profile reading failed. Set profile_status.
1122 (branch_prob): Do not set profile_status.
1124 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
1126 * tree.c (protected_set_expr_location): New.
1127 * tree.h (protected_set_expr_location): New prototype.
1128 * c-tree.h (build_array_ref): Add argument.
1129 (parser_build_unary_op): Same.
1130 * c-typeck.c (build_indirect_ref): Handle new location argument.
1131 (build_array_ref): Same.
1132 (parser_build_unary_op): Same.
1133 * gimplify.c (gimplify_asm_expr): Set input_location before calling
1135 * c-omp.c (c_finish_omp_atomic): Pass location when calling
1137 * c-common.c (finish_label_address_expr): Handle new location
1139 * c-common.h (build_indirect_ref): Add argument.
1140 (finish_label_address_expr): Same.
1141 * c-parser.c (c_parser_unary_expression): Pass location to build
1143 (c_parser_postfix_expression): Same.
1145 2008-09-01 Paul Brook <paul@codesourcery.com>
1147 * config/arm/arm.md: Include cortex-r4f.md.
1148 (attr fpu): Update type list.
1149 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
1150 fconstd, fcmps and fcmpd.
1151 (attr tune_cortexr4): Define.
1152 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
1153 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
1154 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
1155 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
1156 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
1158 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
1159 cortex_a8_vfp_farith: Ditto.
1160 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
1161 * config/arm/cortex-r4.md: Use tune_cortexr4.
1162 * config/arm/cortex-r4f.md: New file.
1164 2008-09-01 Richard Guenther <rguenther@suse.de>
1166 PR tree-optimization/37305
1167 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
1168 the result of constant conversions.
1169 (fold_gimple_assign): Likewise.
1171 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1173 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
1174 #ifdef ENABLE_CHECKING.
1176 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1178 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
1179 * sched-int.h (print_insn, print_pattern, print_value): Declare also
1180 when !INSN_SCHEDULING.
1182 2008-09-01 Andreas Schwab <schwab@suse.de>
1184 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
1186 2008-09-01 Paul Brook <paul@codesourcery.com>
1188 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
1190 2008-09-01 Jan Hubicka <jh@suse.cz>
1192 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
1194 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
1195 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
1196 * gimplify.c (gimplify_init_constructor): Add speed operand.
1197 * tree-sra.c (decide_block_copy): Likewise.
1198 * tree-inline.c (estimate_move_cost): Likewise.
1199 * config/alpha/alpha.h (MOVE_RATIO): Update.
1200 * config/frv/frv.c (MOVE_RATIO): Update.
1201 * config/spu/spu.h (MOVE_RATIO): Update.
1202 * config/sparc/sparc.h (MOVE_RATIO): Update.
1203 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
1204 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
1205 * config/cris/cris.h (MOVE_RATIO): Update.
1206 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
1207 * config/arm/arm.h (MOVE_RATIO): Update.
1208 * config/pa/pa.md: Update uses of MOVE_RATIO
1209 * config/pa/pa.h (MOVE_RATIO): Update.
1210 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
1211 * config/h8300/h8300.h (MOVE_RATIO): Update.
1212 * config/v850/v850.h (MOVE_RATIO): Update.
1213 * config/bfin/bfin.h (MOVE_RATIO): Update.
1215 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
1216 Dmitry Melnik <dm@ispras.ru>
1217 Dmitry Zhurikhin <zhur@ispras.ru>
1218 Alexander Monakov <amonakov@ispras.ru>
1219 Maxim Kuvyrkov <maxim@codesourcery.com>
1221 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
1222 sel-sched-dump.c, sel-sched-ir.c: New files.
1223 * Makefile.in (OBJS-common): Add selective scheduling object
1225 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
1226 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
1227 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
1228 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
1229 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
1230 (make_forwarder_block): Update loop latch if we have redirected
1231 the loop latch edge.
1232 * cfgloop.c (get_loop_body_in_custom_order): New function.
1233 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
1234 (CP_FALLTHRU_PREHEADERS): Likewise.
1235 (get_loop_body_in_custom_order): Declare.
1236 * cfgloopmanip.c (has_preds_from_loop): New.
1237 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
1238 Assert that the preheader edge will be fall thru when it is set.
1239 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
1240 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
1241 fsel-sched-substitution, fselective-scheduling): New flags.
1242 * cse.c (hash_rtx_cb): New.
1244 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
1245 sel_sched_insn_cnt): New counters.
1246 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
1247 * genattr.c (main): Output maximal_insn_latency prototype.
1248 * genautomata.c (output_default_latencies): New. Factor its code from ...
1249 (output_internal_insn_latency_func): ... here.
1250 (output_internal_maximal_insn_latency_func): New.
1251 (output_maximal_insn_latency_func): New.
1252 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
1253 (struct hard_reg_set_iterator): New.
1254 (hard_reg_set_iter_init, hard_reg_set_iter_set,
1255 hard_reg_set_iter_next): New functions.
1256 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
1257 * lists.c (remove_free_INSN_LIST_node,
1258 remove_free_EXPR_LIST_node): New functions.
1259 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
1260 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
1261 (loop_optimizer_finalize): Do not verify flow info after reload.
1262 * recog.c (validate_replace_rtx_1): New parameter simplify.
1263 Default it to true. Update all uses. Factor out simplifying
1265 (simplify_while_replacing): ... this new function.
1266 (validate_replace_rtx_part,
1267 validate_replace_rtx_part_nosimplify): New.
1268 * recog.h (validate_replace_rtx_part,
1269 validate_replace_rtx_part_nosimplify): Declare.
1270 * rtl.c (rtx_equal_p_cb): New.
1271 (rtx_equal_p): Use it.
1272 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
1273 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
1274 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
1275 * vecprim.h: Add a vector type for unsigned int.
1276 * haifa-sched.c: Include vecprim.h and cfgloop.h.
1277 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
1278 ready_try, cycle_issued_insns, spec_info): Make global.
1279 (readyp): Initialize.
1280 (dfa_lookahead): New global variable.
1281 (old_max_uid, old_last_basic_block): Remove.
1282 (h_i_d): Make it a vector.
1283 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
1285 (after_recovery, adding_bb_to_current_region_p):
1286 New variables to handle correct insertion of the recovery code.
1287 (struct ready_list): Move declaration to sched-int.h.
1288 (rgn_n_insns): Removed.
1289 (rtx_vec_t): Move to sched-int.h.
1290 (find_insn_reg_weight): Remove.
1291 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
1292 (haifa_init_h_i_d, haifa_finish_h_i_d):
1293 New functions to initialize / finalize haifa instruction data.
1294 (extend_h_i_d, init_h_i_d): Rewrite.
1295 (unlink_other_notes): Move logic to add_to_note_list. Handle
1296 selective scheduler.
1297 (ready_lastpos, ready_element, ready_sort, reemit_notes,
1298 find_fallthru_edge): Make global, remove static prototypes.
1299 (max_issue): Make global. Add privileged_n and state parameters. Use
1301 (extend_global, extend_all): Removed.
1302 (init_before_recovery): Add new param. Fix the handling of the case
1303 when we insert a recovery code before the EXIT which has a predecessor
1304 with a fallthrough edge to it.
1305 (create_recovery_block): Make global. Rename to
1306 sched_create_recovery_block. Update.
1307 (change_pattern): Rename to sched_change_pattern. Make global.
1308 (speculate_insn): Rename to sched_speculate_insn. Make global.
1309 Split haifa-specific functionality into ...
1310 (haifa_change_pattern): New static function.
1311 (sched_extend_bb): New static function.
1312 (sched_init_bbs): New function.
1313 (current_sched_info): Change type to struct haifa_sched_info.
1314 (insn_cost): Adjust for selective scheduling.
1315 (dep_cost_1): New function. Move logic from ...
1316 (dep_cost): ... here.
1317 (dep_cost): Use dep_cost_1.
1318 (contributes_to_priority_p): Use sched_deps_info instead of
1320 (priority): Adjust to work with selective scheduling. Process the
1321 corner case when all dependencies don't contribute to priority.
1322 (rank_for_schedule): Use ds_weak instead of dep_weak.
1323 (advance_state): New function. Move logic from ...
1324 (advance_one_cycle): ... here.
1325 (add_to_note_list, concat_note_lists): New functions.
1326 (rm_other_notes): Make static. Adjust for selective scheduling.
1327 (remove_notes, restore_other_notes): New functions.
1328 (move_insn): Add two arguments. Update assert. Don't call
1330 (choose_ready): Remove lookahead variable, use dfa_lookahead.
1331 Remove more_issue, max_points. Move the code to initialize
1332 max_lookahead_tries to max_issue.
1333 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
1334 ready. Adjust use of move_insn. Call restore_other_notes.
1336 (sched_init, sched_finish): Move Haifa-specific initialization/
1338 (haifa_sched_init, haifa_sched_finish): ... respectively.
1340 (setup_sched_dump): New function.
1341 (haifa_init_only_bb): New static function.
1342 (haifa_speculate_insn): New static function.
1343 (try_ready): Use haifa_* instead of speculate_insn and
1345 (extend_ready, extend_all): Remove.
1346 (sched_extend_ready_list, sched_finish_ready_list): New functions.
1347 (create_check_block_twin, add_to_speculative_block): Use
1348 haifa_insns_init instead of extend_global. Update to use new
1349 initialization functions. Change parameter. Factor out code from
1350 create_check_block_twin to ...
1351 (sched_create_recovery_edges) ... this new function.
1352 (add_block): Remove.
1353 (sched_scan_info): New.
1354 (extend_bb): Use sched_scan_info.
1355 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
1356 static functions for walking through scheduling region.
1357 (sched_luids): New vector variable to replace uid_to_luid.
1358 (luids_extend_insn): New function.
1359 (sched_max_luid): New variable.
1360 (luids_init_insn): New function.
1361 (sched_init_luids, sched_finish_luids): New functions.
1362 (insn_luid): New debug function.
1363 (sched_extend_target): New function.
1364 (haifa_init_insn): New static function.
1365 (sched_init_only_bb): New hook.
1366 (sched_split_block): New hook.
1367 (sched_split_block_1): New function.
1368 (sched_create_empty_bb): New hook.
1369 (sched_create_empty_bb_1): New function.
1370 (common_sched_info, ready): New global variables.
1371 (current_sched_info_var): Remove.
1372 (move_block_after_check): Use common_sched_info.
1373 (haifa_luid_for_non_insn): New static function.
1374 (init_before_recovery): Use haifa_init_only_bb instead of
1376 (increase_insn_priority): New.
1377 * modulo-sched.c: (issue_rate): Remove static declaration.
1378 (sms_sched_info): Change type to haifa_sched_info.
1379 (sms_sched_deps_info, sms_common_sched_info): New variables.
1380 (setup_sched_infos): New.
1381 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
1382 Do not call regstat_free_calls_crossed.
1383 (sms_print_insn): Use const_rtx.
1384 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
1385 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
1386 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
1387 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
1388 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
1389 current_sched_info to use it.
1390 (enum reg_pending_barrier_mode): Move to sched-int.h.
1391 (h_d_i_d): New variable. Initialize to NULL.
1392 ({true, output, anti, spec, forward}_dependency_cache): Initialize
1394 (estimate_dep_weak): Remove static declaration.
1395 (sched_has_condition_p): New function. Adjust users of
1396 sched_get_condition to use it instead.
1397 (conditions_mutex_p): Add arguments indicating which conditions are
1399 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
1400 argument to indicate whether returned condition is reversed. Do not
1401 generate new rtx when condition should be reversed; indicate it by
1402 setting new argument instead.
1403 (add_dependence_list_and_free): Add deps parameter.
1404 Update all users. Do not free dependence list when
1405 deps context is readonly.
1406 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
1408 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
1409 (remove_from_deps): New. Use the above functions.
1410 (cur_insn, can_start_lhs_rhs_p): New static variables.
1411 (add_or_update_back_dep_1): Initialize present_dep_type.
1412 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
1413 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
1414 haifa_note_dep): New functions implementing dependence hooks for
1415 the Haifa scheduler.
1416 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
1417 note_dep): New functions.
1418 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
1420 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
1421 (free_deps): Initialize deps->reg_last.
1422 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
1423 sched_analyze_insn): Update to use dependency hooks infrastructure
1424 and readonly contexts.
1425 (deps_analyze_insn): New function. Move part of logic from ...
1426 (sched_analyze): ... here. Also move some logic to ...
1427 (deps_start_bb): ... here. New function.
1428 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
1430 (sched_deps_init): New function. Move code from ...
1431 (init_dependency_caches): ... here. Remove.
1432 (init_deps_data_vector): New.
1433 (sched_deps_finish): New function. Move code from ...
1434 (free_dependency_caches): ... here. Remove.
1435 (init_deps_global, finish_deps_global): Adjust for use with
1436 selective scheduling.
1437 (get_dep_weak): Move logic to ...
1438 (get_dep_weak_1): New function.
1439 (ds_merge): Move logic to ...
1440 (ds_merge_1): New static function.
1441 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
1442 (ds_get_max_dep_weak): New function.
1443 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
1444 (n_insns): Rename to rgn_n_insns.
1445 (debug_ebb_dependencies): New function.
1446 (init_ready_list): Use it.
1447 (begin_schedule_ready): Use sched_init_only_bb.
1448 (ebb_print_insn): Indicate when an insn starts a new cycle.
1449 (contributes_to_priority, compute_jump_reg_dependencies,
1450 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
1451 (add_block1): Remove to ebb_add_block.
1452 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
1453 (schedule_ebb): Initialize them. Use remove_notes instead of
1454 rm_other_notes. Use haifa_local_init/finish.
1455 (schedule_ebbs): Use haifa_sched_init/finish.
1456 * sched-int.h: Include vecprim.h, remove rtl.h.
1457 (struct ready_list): Delete declaration.
1458 (sched_verbose_param, enum sched_pass_id_t,
1459 bb_vec_t, insn_vec_t, rtx_vec_t): New.
1460 (struct sched_scan_info_def): New structure.
1461 (sched_scan_info, sched_scan, sched_init_bbs,
1462 sched_init_luids, sched_finish_luids, sched_extend_target,
1463 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
1464 (struct common_sched_info_def): New.
1465 (common_sched_info, haifa_common_sched_info,
1466 sched_emulate_haifa_p): Declare.
1468 (sched_luids): Declare.
1469 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
1470 (sched_max_luid, insn_luid): Declare.
1471 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
1472 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
1473 print_insn, print_pattern, print_value, haifa_classify_insn,
1474 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
1475 setup_sched_dump, sched_init, sched_finish,
1476 sel_insn_is_speculation_check): Export.
1477 (struct ready_list): Move from haifa-sched.c.
1478 (ready_try, ready, max_issue): Export.
1479 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1480 sched_init_only_bb, sched_split_block, sched_split_block_1,
1481 sched_create_empty_bb, sched_create_empty_bb_1,
1482 sched_create_recovery_block, sched_create_recovery_edges): Export.
1483 (enum reg_pending_barrier_mode): Export.
1484 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1486 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1487 print_insn field. Move add_block and fix_recovery_cfg to
1488 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
1489 (struct sched_deps_info_def): ... this new structure.
1490 (sched_deps_info): Declare.
1491 (struct spec_info_def): Remove weakness_cutoff, add
1492 data_weakness_cutoff and control_weakness_cutoff.
1493 (spec_info): Declare.
1494 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1496 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1497 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1498 (current_sched_info): Change type to struct haifa_sched_info.
1499 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1500 (h_d_i_d): New variable.
1501 (HDID): New accessor macro.
1502 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1503 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1505 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1506 (enum SCHED_FLAGS): Update for selective scheduler.
1507 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1508 (init_dependency_caches, free_dependency_caches): Delete declarations.
1509 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1510 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1511 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1512 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1513 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1515 (rm_other_notes): Delete declaration.
1516 (schedule_block): Remove one argument.
1517 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1518 ready_element, ready_lastpos, sched_extend_ready_list,
1519 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1520 concat_note_lists): Export.
1521 (struct region): Move from sched-rgn.h.
1522 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1523 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1524 BLOCK_TO_BB, CONTAINING_RGN): Export.
1525 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1526 (current_nr_blocks, current_blocks, target_bb): Likewise.
1527 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1528 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1529 sched_rgn_local_init, extend_regions,
1530 rgn_make_new_region_out_of_new_block, compute_priorities,
1531 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1532 extend_rgns, deps_join rgn_setup_common_sched_info,
1533 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1534 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1535 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1536 increase_insn_priority): Likewise.
1537 * sched-rgn.c: Include sel-sched.h.
1538 (ref_counts): New static variable. Use it ...
1539 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1540 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1541 (sched_is_disabled_for_current_region_p): Delete static declaration.
1542 (struct region): Move to sched-int.h.
1543 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1544 ebb_head): Define and initialize.
1545 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1546 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1547 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1549 (find_single_block_region): Add new argument to indicate that EBB
1550 regions should be constructed.
1551 (debug_live): Delete declaration.
1552 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1553 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1555 (init_regions): Delete declaration.
1556 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1557 rgn_estimate_number_of_insns): New.
1558 (too_large): Use estimate_number_of_insns.
1559 (haifa_find_rgns): New. Move the code from ...
1560 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1561 (free_trg_info): New.
1562 (compute_trg_info): Allocate candidate tables here instead of ...
1563 (init_ready_list): ... here.
1564 (rgn_print_insn): Use const_rtx.
1565 (contributes_to_priority, extend_regions): Delete static declaration.
1566 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1567 (add_block1): Rename to rgn_add_block.
1568 (debug_rgn_dependencies): Delete static qualifier.
1569 (new_ready): Use sched_deps_info. Simplify.
1570 (rgn_common_sched_info, rgn_const_sched_deps_info,
1571 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1572 (region_sched_info): Rename to rgn_const_sched_info.
1573 (deps_join): New, extracted from ...
1574 (propagate_deps): ... here.
1575 (compute_block_dependences, debug_dependencies): Update for selective
1577 (free_rgn_deps, compute_priorities): New functions.
1578 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1579 sched_rgn_compute_dependencies): New functions.
1580 (schedule_region): Use them.
1581 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1582 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1584 (schedule_insns): Call new functions that were split out.
1585 (rgn_make_new_region_out_of_new_block): New.
1586 (get_rgn_sched_max_insns_priority): New.
1587 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1588 scheduling when appropriate.
1589 * sched-vis.c: Include insn-attr.h.
1590 (print_value, print_pattern): Make global.
1591 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1592 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1593 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1594 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1595 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1596 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1597 hooks. Initialize them to 0.
1598 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1599 * target.h (struct gcc_target): Add them. Rename gen_check field to
1601 * flags.h (sel_sched_switch_set): Declare.
1602 * opts.c (sel_sched_switch_set): New variable.
1603 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1604 pipelining is disabled from command line.
1605 (common_handle_option): Record whether selective scheduling is
1606 requested from command line.
1607 * doc/invoke.texi: Document new flags and parameters.
1608 * doc/tm.texi: Document new target hooks.
1609 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1610 (dfa_state_size): Do not declare locally.
1611 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1612 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1613 rs6000_alloc_sched_context, rs6000_set_sched_context,
1614 rs6000_free_sched_context): New functions.
1615 (struct _rs6000_sched_context): New.
1616 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1618 (rs6000_sched_finish): Do not run for selective scheduling.
1620 2008-08-31 Jan Hubicka <jh@suse.cz>
1622 * frv.c (frv_rtx_costs): Update forward declaration.
1623 * spu.c (spu_rtx_costs): Likewise.
1624 * pdp11.c: Include df.h
1625 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1626 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1627 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1628 * iq2000.c (iq2000_address_cost): Add speed argument.
1629 (iq2000_rtx_costs): Likewise.
1630 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1631 update call of mn10300_address_cost.
1632 * mcore.c: Include df.h
1633 (mcore_rtx_costs): Update prototype.
1634 * score3.c: Include df.h
1635 (score3_rtx_costs): Remove speed argument.
1636 * score7.c: Include df.h
1637 (score7_address_cost): Remove speed argument.
1638 * score-protos.h (score_address_cost): Update prototype.
1639 * score.c: Include df.h
1640 (score_rtx_costs): Update call of costs functions.
1641 * v850.c (v850_rtx_costs): Add bool argument.
1643 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1645 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1647 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1649 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1650 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1652 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1654 * mkmap-flat.awk: Add option pe_dll.
1655 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1656 * config/i386/t-cygwin (SHLIB_LC): Add.
1657 * config/i386/t-mingw32 (SHLIB_LC): Add.
1658 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1659 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1660 (LINK_SPEC): Support libgcc_s.
1661 (LIBGCC_SPEC): Support libgcc_s.
1662 (LIBGCC_SONAME): New.
1664 2008-08-31 Jan Hubicka <jh@suse.cz>
1666 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1667 mistakely had old version of patch.
1669 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1670 (ipcp_estimate_growth): New.
1671 (ipcp_insert_stage): Use ipcp_estimate_growth.
1672 * profile.c (branch_prob): When reading failed, do not consider
1675 2008-08-31 Jan Hubicka <jh@suse.cz>
1677 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1678 loop is optimized for speed.
1680 2008-08-31 Richard Guenther <rguenther@suse.de>
1683 * fold-const.c (fold_binary): Retain conversions in folding
1686 2008-08-31 Jan Hubicka <jh@suse.cz>
1688 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1689 * predict.c (maybe_hot_frequency_p): Make inline.
1690 (maybe_hot_count_p): Break out from ...
1691 (maybe_hot_bb_p): ... this one.
1692 (maybe_hot_edge_p): Simplify.
1693 * basic-block.h (probably_cold_bb_p): Remove.
1695 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1698 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1700 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1701 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1702 Also split V4SFmode.
1703 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1706 2008-08-31 Jan Hubicka <jh@suse.cz>
1708 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1710 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1712 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1715 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1718 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1719 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1721 2008-08-31 Jan Hubicka <jh@suse.cz>
1723 * sparc.h (BRANCH_COST): Fix macro definition.
1724 * avr.c (avr_operand_rtx_cost): Add speed argument.
1725 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1727 2008-08-31 Richard Guenther <rguenther@suse.de>
1729 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1730 types instead of operands. Re-instantiate verifying of
1731 binary expression operands.
1733 2008-08-30 Jan Hubicka <jh@suse.cz>
1735 * fwprop.c (should_replace_address): Add speed attribute.
1736 (PR_OPTIMIZE_FOR_SPEED): New flag.
1737 (propagate_rtx_1): Use it.
1738 (propagate_rtx): Set it.
1739 (try_fwprop_subst): Update call of rtx_costs.
1740 (forward_propagate_and_simplify): LIkewise.
1741 * hooks.c (hook_int_rtx_bool_0): New
1742 (hook_bool_rtx_int_int_intp_false): Replace by ...
1743 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1744 * hooks.h (hook_int_rtx_bool_0): New
1745 (hook_bool_rtx_int_int_intp_false): Replace by ...
1746 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1747 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1748 (prepare_cmp_insn): UPdate call of rtx_cost.
1749 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1750 (reload_cse_simplify_operands): Update call of rtx_cost.
1751 (reload_cse_move2add): call of rtx_cost.
1752 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1753 * rtlanal.c (rtx_cost): Add speed argument.
1754 (address_cost): Add speed argument
1755 (default_address_cost): Likewise.
1756 (insn_rtx_cost): Likewise.
1757 * cfgloopanal.c (seq_cost): Add speed argument.
1758 (target_reg_cost, target_spill_cost): Turn to array.
1759 (init_set_costs): Update for speed.
1760 (estimate_reg_pressure_cost): Add speed argument.
1761 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1762 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1763 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1764 (seq_cost): Add speed argument.
1765 (computation_cost): Add speed arugment.
1766 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1767 (force_expr_to_var_cost): Update for profile info.
1768 (force_var_cost): Likewise.
1769 (split_address_cost): Likewise.
1770 (ptr_difference_cost): Likewise.
1771 (difference_cost): Likewise.
1772 (get_computation_cost_at): Likewise.
1773 (determine_iv_cost): Likewise.
1774 (ivopts_global_cost_for_size): Likewise.
1775 (rewrite_use_address): Likewise.
1776 (tree_ssa_iv_optimize_loop): Initialize speed field.
1777 * cse.c (optimize_this_for_speed_p): New static var.
1778 (notreg_cost): Update call of rtx_cost.
1779 (cse_extended_basic_block): set optimize_this_for_speed_p.
1780 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1781 (noce_try_cmove_arith): Likewise.
1782 (noce_try_sign_mask): LIkewise.
1783 * expr.c (compress_float_constant): Update rtx_cost calls.
1784 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1785 (addr_to_parts): Likewise.
1786 (create_mem_ref): Likewise.
1787 * dse.c (find_shift_sequence): Add speed argument.
1788 (replace_read): Update call.
1789 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1790 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1791 * neg_cost, shift_cost, shiftadd_cost,
1792 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1793 mul_highpart_cost): Increase dimension.
1794 (init_expmed): Initialize for both size and speed.
1795 (expand_shift): Use profile.
1796 (synth_mult): Use profile.
1797 (choose_mult_variant): Use profile.
1798 (expand_mult): Use profile.
1799 (expand_mult_highpart_optab): Use profile.
1800 (expand_mult_highpart): Use profile.
1801 (expand_smod_pow2): Use profile.
1802 (expand_divmod): Use profile.
1803 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1804 * loop-invariant.c (create_new_invariant): Use profile.
1805 (gain_for_invariant): Add speed parameter.
1806 (best_gain_for_invariant): Likewise.
1807 (find_invariants_to_move): Likewise.
1808 (move_single_loop_invariants): Set it.
1809 * target-def.h (TARGET_RTX_COSTS): Use hook.
1810 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1811 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1812 * output.h (default_address_cost): Update prototype.
1813 * combine.c (optimize_this_for_speed_p): New static var.
1814 (combine_validate_cost): Update call of rtx_cost.
1815 (combine_instructions): Set optimize_this_for_speed_p.
1816 (expand_compound_operation): Update call of rtx_cost.
1817 (make_extraction):Update call of rtx_cost.
1818 (force_to_mode):Update call of rtx_cost.
1819 (distribute_and_simplify_rtx):Update call of rtx_cost.
1820 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1821 (estimate_reg_pressure_cost): Update prototype.
1822 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1823 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1825 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1826 (alpha_rtx_costs): Update.
1827 * config/frv/frv.c (frv_rtx_costs): Update.
1828 * config/s390/s390.c (s390_rtx_costs): Update.
1829 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1830 (m32c_rtx_costs): Update.
1831 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1832 (spu_rtx_costs): Update.
1833 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1834 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1835 * config/i386/i386.c (:ix86_address_cost): Update.
1836 (ix86_rtx_costs): Update.
1837 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1838 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1839 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1840 * config/crx/crx.c (crx_address_cost): Update.
1841 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1842 * config/stormy16/stormy16.c
1843 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1844 * config/m68hc11/m68hc11.c
1845 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1846 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1847 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1848 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1849 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1850 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1851 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1852 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1853 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1854 (mcore_rtx_costs): update.
1855 * config/score/score3.c (score3_rtx_costs): Update.
1856 * config/score/score7.c (score7_rtx_costs): Update.
1857 * config/score/score3.h (score3_rtx_costs):Update.
1858 * config/score/score7.h (score7_rtx_costs): Update.
1859 * config/score/score.c (score_rtx_costs): Update.
1860 * config/arm/arm.c (arm_address_cost): Update.
1861 (arm_rtx_costs_1): Update.
1862 (arm_rtx_costs_1): Update.
1863 (arm_size_rtx_costs): Update.
1864 (arm_size_rtx_costs): Update.
1865 (arm_size_rtx_costs): Update.
1866 (arm_xscale_rtx_costs): Update.
1867 (arm_thumb_address_cost): Update.
1868 * config/pa/pa.c (hppa_address_cost): Update.
1869 * config/mips/mips.c (mips_rtx_costs): Update.
1870 * config/vax/vax.c (vax_address_cost): Update.
1871 * config/h8300/h8300.c (h8300_shift_costs): Update.
1872 (h8300_rtx_costs): Update.
1873 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1874 (v850_rtx_costs): Update.
1875 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1876 * config/bfin/bfin.c
1877 (bfin_address_cost): Update.
1878 (bfin_rtx_costs): Update.
1879 * stmt.c (lshift_cheap_p): Update.
1881 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1884 * expmed.c (extract_bit_field_1): Check the mode size to make
1885 sure the vector modes have the same size.
1887 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1889 * dojump.c (top level): Include basic-block.h to declare
1890 optimize_insn_for_speed_p
1892 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1894 * opts.h (CL_SAVE): New option class for marking options that are
1895 target specific options usable in the target attribute.
1896 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1898 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1899 can easily find the target specific options that are safe to use
1900 in the attribute or pragma.
1902 * attribs.c (decl_attributes): Change #pragma GCC option to
1903 #pragma GCC target, and attribute((option(...))) to
1904 attribute((target(...))).
1906 * doc/extend.texi (target attribute): Change from option
1907 attribute. Delete push/pop/reset.
1908 (#pragma GCC target): Change from #pragma GCC option. Delete
1910 (#pragma GCC push_options): Document new pragma.
1911 (#pragma GCC pop_options): Document new pragma.
1912 (#pragma GCC reset_options): Document new pragma.
1914 * targhooks.c (default_target_option_valid_attribute_p): Add
1915 warning about port not supporting target attributes.
1916 (default_target_option_pragma_parse): New function, warn about
1917 #pragma GCC target not being supported.
1919 * targhooks.h (default_target_option_pragma_parse): Add
1922 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1923 TI_CURRENT_OPTION_PRAGMA.
1924 (current_target_pragma): Rename from current_option_pragma.
1926 * target.h: (struct target_option): Delete booleans for changing
1927 the optimization level on hot/cold functions. Change signature of
1928 pragma_parse hook to take a second tree.
1930 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1932 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1933 that the declaration is done at global scope.
1935 * langhooks.c (add_builtin_function_common): Move most of the code
1936 from add_builtin_function here, calling the hook passed in.
1937 (add_builtin_function): Call add_builtin_function_common with
1938 standard builtin hook.
1939 (add_builtin_function_ext_scope): New function to add builtins to
1942 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1944 (add_builtin_function_ext_scope): Add declaration.
1946 * c-pragma.c (handle_pragma_target): Rename from
1947 handle_pragma_option, #pragma GCC option is now #pragma GCC
1948 target. Move warning about port not supporting target options to
1949 default pragma parse hook. Remove push/pop/reset from this
1951 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1952 (option_stack): Delete static variable.
1953 (optimize_stack): Ditto.
1954 (optons_stack): New stack of saved target and optimization
1956 (handle_pragma_push_options): New function to handle pushing both
1957 target and optimization options.
1958 (handle_pragma_pop_options): New function to handle popping both
1959 target and optimization options.
1960 (handle_pragma_reset_options): New function to handle resetting
1961 both target and optimization options to their initial state.
1962 (init_pragma): Rename handle_pragma_option to
1963 handle_pragma_target. Add support for push_options, pop_options,
1964 and reset_options pragmas.
1966 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1967 default_target_option_pragma_parse.
1968 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1969 default_target_option_valid_attribute_p.
1970 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1971 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1972 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1973 optimization level on hot/cold functions.
1975 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1976 if the caller and callee have different optimization levels.
1978 * c-common.c (handle_target_attribute): Rename from
1979 handle_option_attribute, attribute((option(...))) is now
1980 attribute((target(...))). Move warning if the port does not
1981 support target attributes to the default hook.
1982 (handle_hot_attribute): Delete code to change the optimization
1983 level of hot functions.
1984 (handle_cold_attribute): Ditto.
1986 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1987 argument that is the binary tree options to use if there are no
1988 arguments. Call ix86_valid_target_attribute_tree instead of
1989 ix86_valid_option_attribute_tree.
1990 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1991 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1992 ix86_pragma_option_parse.
1994 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1995 Rename from ix86_valid_option_attribute_tree.
1997 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1998 new builtins when the ISA changes.
1999 (ix86_valid_target_attribute_tree): Rename from
2000 ix86_valid_option_attribute_tree. Change callers. If the
2001 function specified optimization options, use those as the starting
2002 point before setting up the target attributes. If the
2003 optimization options were changed in the course of setting the
2004 target attributes, record the new optimization options.
2005 (ix86_valid_target_attribute_tree_inner_p): Rename from
2006 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
2007 ix86_add_new_builtins if the ISA changed.
2008 (ix86_valid_target_attribute_p): Rename from
2009 ix86_valid_option_attribute_p. Change callers.
2010 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
2011 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
2012 as delayed builtin functions.
2013 (struct builtin_isa): New structure to record builtin functions
2014 that should be delayed until the ISA for that function is used.
2015 (ix86_builtins_isa): Change from int to struct to track builtin
2016 functions we want to declare at some point.
2017 (def_builtin): If the front end can delay defining the builtin
2018 functions, don't create builtins for ISAs not part of the default
2020 (def_builtin_const): Ditto.
2021 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
2022 __builtin_ia32_pcmov_v2di to be different builtin functions.
2023 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
2024 a structure instead of an int.
2025 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
2026 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
2027 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2028 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2030 * config/ia64/ia64.h
2031 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2032 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2034 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
2035 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
2036 (LANG_HOOKS_INITIALIZER): Add
2037 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
2039 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
2042 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
2043 the reload address with the index register for SFmode
2044 access with a displacement.
2046 2008-08-30 Jan Hubicka <jh@suse.cz>
2048 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
2049 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
2050 * dojump.c (do_jump): Likewise.
2051 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
2052 (note-if_info): Add BRANCH_COST.
2053 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
2054 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
2055 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
2057 * expr.h (BRANCH_COST): Update default.
2058 * predict.c (predictable_edge_p): New function.
2059 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
2060 Update BRANCH_COST call.
2061 * basic-block.h (predictable_edge_p): Declare.
2062 * config/alpha/alpha.h (BRANCH_COST): Update.
2063 * config/frv/frv.h (BRANCH_COST): Update.
2064 * config/s390/s390.h (BRANCH_COST): Update.
2065 * config/spu/spu.h (BRANCH_COST): Update.
2066 * config/sparc/sparc.h (BRANCH_COST): Update.
2067 * config/m32r/m32r.h (BRANCH_COST): Update.
2068 * config/i386/i386.h (BRANCH_COST): Update.
2069 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
2070 * config/sh/sh.h (BRANCH_COST): Update.
2071 * config/pdp11/pdp11.h (BRANCH_COST): Update.
2072 * config/avr/avr.h (BRANCH_COST): Update.
2073 * config/crx/crx.h (BRANCH_COST): Update.
2074 * config/xtensa/xtensa.h (BRANCH_COST): Update.
2075 * config/stormy16/stormy16.h (BRANCH_COST): Update.
2076 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
2077 * config/iq2000/iq2000.h (BRANCH_COST): Update.
2078 * config/ia64/ia64.h (BRANCH_COST): Update.
2079 * config/rs6000/rs6000.h (BRANCH_COST): Update.
2080 * config/arc/arc.h (BRANCH_COST): Update.
2081 * config/score/score.h (BRANCH_COST): Update.
2082 * config/arm/arm.h (BRANCH_COST): Update.
2083 * config/pa/pa.h (BRANCH_COST): Update.
2084 * config/mips/mips.h (BRANCH_COST): Update.
2085 * config/vax/vax.h (BRANCH_COST): Update.
2086 * config/h8300/h8300.h (BRANCH_COST): Update.
2087 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
2088 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
2089 * doc/tm.texi (BRANCH_COST): Update.
2091 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
2094 * config/arm/arm.c (arm_optimization_options): Set
2095 flag_section_anchors to 2 instead of 1 to distinguish it from
2096 -fsection-anchors given explicitely on the command line.
2098 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
2100 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
2101 final insn of a split.
2103 2008-08-30 Jan Hubicka <jh@suse.cz>
2105 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
2106 optimized for speed.
2107 * final.c (compute_alignments): Use optimize_bb_for_size_p.
2108 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
2109 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
2110 flag_gcse_after_reload_set): New static vars.
2111 (common_handle_option): Enable those flags for profile-use.
2112 (decode_options): Remove optimize_size flags that are handled
2113 on higher granuality.
2114 * tree-vectorizer.c (vectorize_loops): Use
2115 optimize_loop_nest_for_speed_p.
2116 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
2117 * tree-predcom.c (tree_predictive_commoning): Use
2118 optimize_loop_for_speed_p.
2119 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
2120 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
2121 * predict.c (optimize_loop_for_speed_p): Fix walk.
2123 2008-08-30 Jan Hubicka <jh@suse.cz>
2125 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
2127 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
2128 profile presence locally.
2130 2008-08-29 Joseph Myers <joseph@codesourcery.com>
2133 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
2134 versions before 4.0.
2136 2008-08-29 Jan Hubicka <jh@suse.cz>
2138 * tree-inline.c (insert_init_stmt): Insert sequence even when
2141 2008-08-29 Jeff Law <law@redhat.com>
2143 * mn10300.c (mn10300_secondary_reload_class): We need secondary
2144 reloads for AM33-2 if IN is a pseudo with an equivalent memory
2145 location and class is an FP register.
2147 2008-08-29 Jan Hubicka <jh@suse.cz>
2149 * see.c (see_merge_one_def_extension): Silence used uninitialized
2151 * matrix-reorg.c (check_allocation_function): Likewise.
2152 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
2154 2008-08-29 Jakub Jelinek <jakub@redhat.com>
2157 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
2158 compute new & and | in type rather than TREE_TYPE (arg0).
2160 * dwarf2out.c (fortran_common): Update comment.
2161 (gen_variable_die): Swap com_die and var_die variables in Fortran
2162 COMMON block handling code.
2164 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
2166 * dwarf2out.c (gen_const_die): New function.
2167 (size_of_die, value_format, output_die): Output larger
2168 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
2169 (native_encode_initializer): New function.
2170 (tree_add_const_value_attribute): Call it.
2171 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
2173 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
2174 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
2175 TREE_THIS_VOLATILE to add_type_attribute.
2177 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
2179 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
2182 * dwarf2out.c (loc_by_reference): New function.
2183 (add_location_or_const_value_attribute): Use it.
2186 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
2187 as DW_TAG_variable children of DW_TAG_common_block rather than
2188 DW_TAG_member children. Put DW_AT_external to individual
2189 DW_TAG_variable DIEs, not to DW_TAG_common_block.
2191 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
2192 loc_descriptor_from_tree_1.
2196 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
2197 arguments to imported_module_or_decl.
2198 (debug_nothing_tree_tree): Removed.
2199 (debug_nothing_tree_tree_tree_bool): New prototype.
2200 * debug.c (do_nothing_debug_hooks): Adjust.
2201 (debug_nothing_tree_tree): Removed.
2202 (debug_nothing_tree_tree_tree_bool): New function.
2203 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
2204 (gen_variable_die): Put all common vars for the
2205 same COMMON block under one DW_TAG_common_block.
2206 (declare_in_namespace): Return new context_die, for Fortran
2207 return the module DIE instead of adding extra declarations into
2209 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
2210 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
2211 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
2213 (dwarf2out_global_decl): Don't skip Fortran global vars.
2214 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
2215 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
2216 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
2217 DW_TAG_imported_declaration as child of previous
2218 DW_TAG_imported_module.
2219 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
2220 * sdbout.c (sdb_debug_hooks): Likewise.
2221 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2223 2008-08-29 Jan Hubicka <jh@suse.cz>
2225 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
2227 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
2228 * ipa-cp.c (n_cloning_candidates): New static variable.
2229 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
2230 (ipcp_print_all_lattices): Improve debug output.
2231 (ipcp_cloning_candidate_p): New function.
2232 (ipcp_initialize_node_lattices): Use it.
2233 (ipcp_init_stage): Do only analyzis here; prettier debug output.
2234 (ipcp_propagate_stage): Prettier debug output.
2235 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
2236 (ipcp_print_all_structures): Remove.
2237 (ipcp_need_redirect_p): Test !n_cloning_candidates.
2238 (ipcp_insert_stage): Prettier debug output; call
2239 cgraph_remove_unreachable_nodes before propagating.
2240 (pass_ipa_cp): Schedule function removal pass.
2241 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
2243 (cgraph_maybe_hot_edge_p): Move to ...
2244 * predict.c (cgraph_maybe_hot_edge_p) ... here.
2245 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
2246 (common_handle_option): Set them; enable ipa-cp when profiling.
2247 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
2248 (ipa_print_all_jump_functions): Likewise.
2249 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
2250 (ipa_print_node_params, ipa_print_all_params): New.
2251 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
2252 ipa_print_all_param_flags): Remove.
2253 (ipa_print_node_params, ipa_print_all_params): New.
2255 2008-08-29 Bob Wilson <bob.wilson@acm.org>
2257 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
2258 change from 2008-04-03.
2259 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
2261 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2265 * ira-color.c (push_allocnos_to_stack): Truncate
2266 removed_splay_allocno_vec.
2268 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2271 * ira-color (ira_fast_allocation): Don't assign hard registers to
2274 2008-08-29 Jan Hubicka <jh@suse.cz>
2277 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
2278 for cold internal loops.
2280 2008-08-29 Richard Guenther <rguenther@suse.de>
2282 * tree-ssa-structalias.c (create_variable_info_for): Do not
2283 create fields for heap vars or vars with a noalias state.
2284 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
2287 2008-08-29 Richard Guenther <rguenther@suse.de>
2289 * common.opt (ftree-store-ccp): Mark as preserved for
2290 backward compatibility.
2291 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
2292 * tree-pass.h (pass_store_ccp): Remove.
2293 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
2294 (first_vdef): Remove declaration.
2295 (get_value_loaded_by): Likewise.
2296 * tree-ssa-ccp.c (do_store_ccp): Remove.
2297 (get_default_value): Simplify as do_store_ccp is always false
2298 now. Do not initialize mem_ref.
2299 (set_value_varying): Likewise.
2300 (canonicalize_float_value): Likewise.
2301 (set_lattice_value): Likewise.
2302 (likely_value): Likewise.
2303 (surely_varying_stmt_p): Likewise.
2304 (ccp_initialize): Likewise.
2305 (ccp_lattice_meet): Likewise.
2306 (ccp_visit_phi_node): Likewise.
2307 (ccp_fold): Likewise.
2308 (evaluate_stmt): Likewise.
2309 (visit_assignment): Likewise.
2310 (ccp_visit_stmt): Likewise.
2311 (execute_ssa_ccp): Fold into ...
2312 (do_ssa_ccp): ... this.
2313 (do_ssa_store_ccp): Remove.
2314 (gate_store_ccp): Likewise.
2315 (pass_store_ccp): Likewise.
2316 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
2318 * tree-ssa-propagate.c (first_vdef): Remove.
2319 (get_value_loaded_by): Likewise.
2320 (replace_vuses_in): Likewise.
2321 (substitute_and_fold): Do not call replace_vuses_in.
2322 * opts.c (decode_options): Do not set flag_tree_store_ccp.
2324 2008-08-29 Richard Guenther <rguenther@suse.de>
2327 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
2328 PARAM_NOALIAS tags with is_heapvar.
2329 * tree-ssa-operands.c (access_can_touch_variable): Offset
2330 based tests do not apply for heapvars. Fix offset test.
2332 2008-08-29 Jan Hubicka <jh@suse.cz>
2334 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
2335 (-fipa-cp-clone): Enabled by default at -O3.
2336 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
2337 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
2339 2008-08-29 Jan Hubicka <jh@suse.cz>
2341 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
2343 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
2345 * gimple.c (giple_copy_call_skip_args): New function.
2346 (giple_copy_call_skip_args): Declare.
2348 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
2349 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
2350 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
2351 (ipcp_create_replace_map): Improve debug output.
2352 (ipcp_need_redirect_p): Return false when not clonning.
2353 (ipcp_update_callgraph): Skip args.
2354 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
2356 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
2357 (save_inline_function_body): Update call of tree_function_versioning.
2358 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
2359 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
2360 (tree_function_versioning): Likewise.
2361 * tree-inline.h (tree_function_versioning): Update prototype.
2363 2008-08-29 Jan Hubicka <jh@suse.cz>
2365 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
2366 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
2367 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
2368 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
2369 * value-prof.c (gimple_divmod_fixed_value_transform,
2370 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
2371 gimple_stringops_transform): Use optimize_bb_for_size_p.
2372 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
2373 * final.c (compute_alignments): Use optimize_function_for_size_p.
2374 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
2375 (fold_builtin_strcpy, fold_builtin_fputs): Use
2376 optimize_function_for_size_p.
2377 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
2378 * recog.c (relax_delay_slots): Likewise.
2379 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
2380 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
2381 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
2382 optimize_function_for_size_p.
2383 (cgraph_decide_inlining_of_small_function): Use
2384 optimize_function_for_size_p.
2385 * global.c (find_reg): Use optimize_function_for_size_p.
2386 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
2387 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
2388 flag_prefetch_loop_arrays. Those can work it out from profile.
2389 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
2390 optimize_loop_for_speed_p.
2391 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
2393 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
2394 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
2395 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
2396 * local-alloc.c (block_alloc): Pass BB pointer.
2397 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
2398 * gcse.c (gcse_main): Use optimize_function_for_size_p.
2399 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
2400 (decide_peel_completely): Likewise.
2401 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
2402 optimize_loop_for_size_p.
2403 (vect_enhance_data_refs_alignment): Likewise.
2404 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
2405 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
2406 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
2407 (try_crossjump_bb): Use optimize_bb_for_size_p.
2408 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2409 optimize_loop_for_speed_p.
2410 * bb-reorder.c (find_traces_1_round): Likewise.
2411 (copy_bb): Use optimize_bb_for_speed_p.
2412 (duplicate_computed_gotos): Likewise.
2413 * basic-block.h (optimize_loop_nest_for_size_p,
2414 optimize_loop_nest_for_speed_p): New.
2415 * stmt.c (expand_case): Use optimize_insn_for_size_p.
2417 2008-08-29 Tristan Gingold <gingold@adacore.com>
2419 * gcov.c (main): Call expandargv.
2421 2008-08-29 Jan Hubicka <jh@suse.cz>
2423 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
2425 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2427 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
2428 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2430 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
2432 2008-08-29 Jan Hubicka <jh@suse.cz>
2434 * tree-pass.h (pass_strip_predict_hints): Declare.
2435 * predict.c (strip_builtin_expect): Rename to ...
2436 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
2437 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
2438 (tree_estimate_probability): Do not strip builtin_expect.
2439 (pass_strip_predict_hints): New pass.
2440 * tree-inline.c (expand_call_inline): When inlining cold function, predict
2442 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2444 2008-08-29 Richard Guenther <rguenther@suse.de>
2446 PR tree-optimization/37207
2447 * tree-vrp.c (extract_range_from_binary_expr): Also try
2448 to constant fold if only one of the operands is a constant.
2450 2008-08-29 Nick Clifton <nickc@redhat.com>
2452 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
2453 the same way as SYMBOL_REFs.
2455 2008-08-28 Bob Wilson <bob.wilson@acm.org>
2457 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2459 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2461 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
2462 * config/mips/mips.md (branch_likely): Remove const. Fix
2464 (define_delay for type "branch"): Change to only apply for branch
2465 with likely variant.
2466 (define_delay for type "branch" and "branch_likely" no). New delay
2468 (equality_op): New code iterator.
2469 (bbv, bbinv): New code attributes.
2470 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
2473 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2474 Andrew Pinski <pinskia@gcc.gnu.org>
2477 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2479 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2481 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2482 rule that a symbolic constant must be defined and >= 0 for the
2483 corresponding facility to be present at compile-time.
2484 * gthr-posix.c: Likewise.
2486 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2488 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2489 * config/mips/mips.md (D): New mode attribute.
2490 (mulsi3, muldi3): Merge it into ...
2491 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
2493 (muldi3_mul3): New pattern.
2494 (mulsi3_mult3): Rename to mulsi3_mul3.
2496 2008-08-28 Jan Hubicka <jh@suse.cz>
2498 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2500 * predict.c (always_optimize_for_size_p): Rename to ...
2501 (optimize_function_for_size): ... this one; make extern.
2502 (optimize_function_for_speed_p): New.
2503 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2504 optimize_edge_for_size_p,optimize_edge_for_size_p,
2505 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2506 * basic-block.h (optimize_function_for_size_p,
2507 optimize_function_for_speed_p): Declare.
2508 * i386.md (optimize_size checks): Replace them by appropriate
2510 (standard_80387_constant_p, ix86_compute_frame_layout,
2511 ix86_expand_epilogue, ix86_decompose_address,
2512 print_operand, emit_i387_cw_initialization,
2513 inline_memory_move_cost, ix86_pad_returns,
2514 ix86_reorg): Replace optimize_size checks.
2516 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2518 * rtl.h (simplify_subreg_regno): Declare.
2519 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2520 * simplify-rtx.c (simplify_subreg): ...here.
2521 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2522 subreg_offset_representable_p.
2524 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2527 * c-typeck.c (convert_for_assignment): Give a note describing what
2528 was passed and what was expected.
2530 2008-08-28 Joey Ye <joey.ye@intel.com>
2532 * doc/extend.texi: Document AVX built-in functions.
2533 * doc/invoke.texi: Document -mavx.
2535 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2536 Joey Ye <joey.ye@intel.com>
2537 Xuepeng Guo <xuepeng.guo@intel.com>
2539 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2541 * config/i386/cpuid.h (bit_FMA): New.
2542 (bit_XSAVE): Likewise.
2543 (bit_OSXSAVE): Likewise.
2544 (bit_AVX): Likewise.
2546 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2547 define. Use ASM_OUTPUT_AVX_PREFIX.
2549 * config/i386/gmmintrin.h: New.
2551 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2552 (OPTION_MASK_ISA_AVX_SET): New.
2553 (OPTION_MASK_ISA_FMA_SET): Likewise.
2554 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2555 (OPTION_MASK_ISA_FMA_SET): Likewise.
2556 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2557 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2558 (pta_flags): Add PTA_AVX and PTA_FMA.
2559 (override_options): Handle PTA_AVX and PTA_FMA.
2560 (init_cumulative_args): Handle warn_avx.
2561 (classify_argument): Return 0 for COImode and OImode. Return
2562 1 and X86_64_AVX_CLASS for 256bit vector types.
2563 (examine_argument): Handle X86_64_AVX_CLASS.
2564 (construct_container): Likewise.
2565 (function_arg_advance_32): Pass OImode and 256bit vector types
2567 (function_arg_advance_64): Take a new argument to indicate if a
2568 parameter is named. Handle 256bit vector types. Return
2569 immediately for unnamed 256bit vector mode parameters.
2570 (function_arg_advance): Updated.
2571 (function_arg_32): Add comments for TImode. Handle OImode
2572 and 256bit vector types.
2573 (function_arg_64): Take a new argument to indicate if a
2574 parameter is named. Handle 256bit vector types. Return NULL
2575 for unnamed 256bit vector mode parameters.
2576 (function_arg): Updated.
2577 (setup_incoming_varargs_64): Support
2578 AVX encoding for *sse_prologue_save_insn.
2579 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2580 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2581 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2582 enabled, otherwise return -3.
2583 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2585 (print_reg): Support AVX registers. Handle 'x' and 't'.
2586 Handle 'd' to duplicate the operand.
2587 (print_operand): Likewise. Also support AVX vector compare
2589 (output_387_binary_op): Support AVX.
2590 (output_fp_compare): Likewise.
2591 (ix86_expand_vector_move_misalign): Likewise.
2592 (ix86_attr_length_vex_default): New.
2593 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2594 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2595 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2596 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2597 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2598 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2599 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2600 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2601 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2602 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2603 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2604 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2605 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2606 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2607 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2608 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2609 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2610 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2611 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2612 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2613 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2614 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2615 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2616 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2617 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2618 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2619 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2620 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2621 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2622 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2623 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2624 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2625 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2626 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2627 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2628 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2629 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2630 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2631 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2632 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2633 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2634 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2635 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2636 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2637 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2638 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2639 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2640 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2641 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2642 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2643 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2644 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2645 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2646 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2647 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2648 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2649 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2650 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2651 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2652 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2653 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2654 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2655 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2656 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2657 and IX86_BUILTIN_MOVMSKPS256,
2658 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2659 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2660 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2661 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2662 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2663 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2664 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2665 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2666 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2667 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2668 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2669 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2670 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2671 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2672 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2673 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2674 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2675 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2676 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2677 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2678 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2679 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2680 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2681 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2682 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2683 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2684 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2685 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2686 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2687 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2688 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2689 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2690 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2691 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2692 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2693 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2694 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2695 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2696 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2697 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2698 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2699 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2700 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2701 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2702 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2703 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2704 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2705 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2706 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2707 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2708 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2709 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2710 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2711 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2712 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2713 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2714 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2715 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2717 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2718 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2719 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2720 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2721 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2722 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2723 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2724 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2725 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2726 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2727 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2728 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2729 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2730 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2731 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2732 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2733 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2734 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2735 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2736 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2737 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2738 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2739 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2740 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2741 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2742 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2743 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2744 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2745 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2746 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2747 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2748 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2749 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2750 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2751 IX86_BUILTIN_MOVMSKPS256.
2752 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2753 (ix86_expand_args_builtin): Likewise.
2754 (ix86_expand_special_args_builtin): Likewise.
2755 (ix86_hard_regno_mode_ok): Handle AVX modes.
2756 (ix86_expand_vector_init_duplicate): Likewise.
2757 (ix86_expand_vector_init_one_nonzero): Likewise.
2758 (ix86_expand_vector_init_one_var): Likewise.
2759 (ix86_expand_vector_init_concat): Likewise.
2760 (ix86_expand_vector_init_general): Likewise.
2761 (ix86_expand_vector_set): Likewise.
2762 (ix86_vector_mode_supported_p): Likewise.
2763 (x86_extended_reg_mentioned_p): Check INSN_P before using
2766 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2767 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2769 * config/i386/i386.h (TARGET_AVX): New.
2770 (TARGET_FMA): Likewise.
2771 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2772 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2773 (VALID_AVX256_REG_MODE): New.
2774 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2775 (AVX_FLOAT_MODE_P): Likewise.
2776 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2777 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2778 (AVX_VEC_FLOAT_MODE_P): Likewise.
2779 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2780 (ASM_OUTPUT_OPCODE): Likewise.
2781 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2783 (SSE_REG_MODE_P): Allow 256bit vector modes.
2784 (ix86_args): Add a warn_avx field.
2786 * config/i386/i386.md (UNSPEC_PCMP): New.
2787 (UNSPEC_VPERMIL): Likewise.
2788 (UNSPEC_VPERMIL2): Likewise.
2789 (UNSPEC_VPERMIL2F128): Likewise.
2790 (UNSPEC_MASKLOAD): Likewise.
2791 (UNSPEC_MASKSTORE): Likewise.
2792 (UNSPEC_CAST): Likewise.
2793 (UNSPEC_VTESTP): Likewise.
2794 (UNSPECV_VZEROALL): Likewise.
2795 (UNSPECV_VZEROUPPER): Likewise.
2796 (XMM0_REG): Likewise.
2797 (XMM1_REG): Likewise.
2798 (XMM2_REG): Likewise.
2799 (XMM3_REG): Likewise.
2800 (XMM4_REG): Likewise.
2801 (XMM5_REG): Likewise.
2802 (XMM6_REG): Likewise.
2803 (XMM8_REG): Likewise.
2804 (XMM9_REG): Likewise.
2805 (XMM10_REG): Likewise.
2806 (XMM11_REG): Likewise.
2807 (XMM12_REG): Likewise.
2808 (XMM13_REG): Likewise.
2809 (XMM14_REG): Likewise.
2810 (XMM15_REG): Likewise.
2812 (prefix_vex_imm8): Likewise.
2813 (prefix_vex_w): Likewise.
2814 (length_vex): Likewise.
2817 (*avx_ashlti3): Likewise.
2818 (*avx_lshrti3): Likewise.
2819 (*avx_setcc<mode>): Likewise.
2820 (*fop_<mode>_comm_mixed_avx): Likewise.
2821 (*fop_<mode>_comm_avx): Likewise.
2822 (*fop_<mode>_1_mixed_avx): Likewise.
2823 (*fop_<mode>_1_avx): Likewise.
2824 (*avx_<code><mode>3): Likewise.
2825 (*avx_ieee_smin<mode>3): Likewise.
2826 (*avx_ieee_smax<mode>3): Likewise.
2827 (mode): Add OI, V8SF and V4DF.
2828 (length): Support VEX prefix.
2829 (*cmpfp_i_mixed): Set prefix attribute.
2830 (*cmpfp_i_sse): Likewise.
2831 (*cmpfp_iu_mixed): Likewise.
2832 (*cmpfp_iu_sse): Likewise.
2833 (*movsi_1): Support AVX.
2834 (*movdi_2): Likewise.
2835 (*movdi_1_rex64): Likewise.
2836 (*movti_internal): Likewise.
2837 (*movti_rex64): Likewise.
2838 (*movsf_1): Likewise.
2839 (*movdf_nointeger): Likewise.
2840 (*movdf_integer_rex64): Likewise.
2841 (*movtf_internal): Likewise.
2842 (zero_extendsidi2_32): Likewise.
2843 (zero_extendsidi2_rex64): Likewise.
2844 (*extendsfdf2_mixed): Likewise.
2845 (*extendsfdf2_sse): Likewise.
2846 (*truncdfsf_fast_mixed): Likewise.
2847 (*truncdfsf_fast_sse): Likewise.
2848 (*truncdfsf_mixed): Likewise.
2849 (fix_trunc<mode>di_sse): Likewise.
2850 (fix_trunc<mode>si_sse): Likewise.
2851 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2852 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2853 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2854 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2855 (*rcpsf2_sse): Likewise.
2856 (*rsqrtsf2_sse): Likewise.
2857 (*sqrt<mode>2_sse): Likewise.
2858 (sse4_1_round<mode>2): Likewise.
2859 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2860 Support AVX. Set length attribute properly for AVX.
2862 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2863 (VECTOR_MODES (FLOAT, 32)): Likewise.
2864 (VECTOR_MODE (INT, DI, 8)): Likewise.
2865 (VECTOR_MODE (INT, HI, 32)): Likewise.
2866 (VECTOR_MODE (INT, QI, 64)): Likewise.
2867 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2868 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2869 (VECTOR_MODE (INT, DI, 4)): Removed.
2870 (VECTOR_MODE (INT, SI, 8)): Likewise.
2871 (VECTOR_MODE (INT, HI, 16)): Likewise.
2872 (VECTOR_MODE (INT, QI, 32)): Likewise.
2873 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2874 (INT_MODE (OI, 32)): Likewise.
2876 * config/i386/i386.opt (mavx): New.
2879 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2881 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2882 (*mov<mode>_internal_avx): New.
2883 (*movv2sf_internal_rex64_avx): Likewise.
2884 (*movv2sf_internal_avx): Likewise.
2886 * config/i386/predicates.md (const_4_to_5_operand): New.
2887 (const_6_to_7_operand): Likewise.
2888 (const_8_to_11_operand): Likewise.
2889 (const_12_to_15_operand): Likewise.
2890 (avx_comparison_float_operator): Likewise.
2892 * config/i386/sse.md (AVX256MODEI): New.
2893 (AVX256MODE): Likewise.
2894 (AVXMODEQI): Likewise.
2895 (AVXMODE): Likewise.
2896 (AVX256MODEF2P): Likewise.
2897 (AVX256MODE2P): Likewise.
2898 (AVX256MODE4P): Likewise.
2899 (AVX256MODE8P): Likewise.
2900 (AVXMODEF2P): Likewise.
2901 (AVXMODEF4P): Likewise.
2902 (AVXMODEDCVTDQ2PS): Likewise.
2903 (AVXMODEDCVTPS2DQ): Likewise.
2904 (avxvecmode): Likewise.
2905 (avxvecpsmode): Likewise.
2906 (avxhalfvecmode): Likewise.
2907 (avxscalarmode): Likewise.
2908 (avxcvtvecmode): Likewise.
2909 (avxpermvecmode): Likewise.
2910 (avxmodesuffixf2c): Likewise.
2911 (avxmodesuffixp): Likewise.
2912 (avxmodesuffixs): Likewise.
2913 (avxmodesuffix): Likewise.
2914 (vpermilbits): Likewise.
2915 (pinsrbits): Likewise.
2916 (mov<mode>): Likewise.
2917 (*mov<mode>_internal): Likewise.
2918 (push<mode>1): Likewise.
2919 (movmisalign<mode>): Likewise.
2920 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2921 (avx_movdqu<avxmodesuffix>): Likewise.
2922 (avx_lddqu<avxmodesuffix>): Likewise.
2923 (<plusminus_insn><mode>3): Likewise.
2924 (*avx_<plusminus_insn><mode>3): Likewise.
2925 (*avx_vm<plusminus_insn><mode>3): Likewise.
2926 (mul<mode>3): Likewise.
2927 (*avx_mul<mode>3): Likewise.
2928 (*avx_vmmul<mode>3): Likewise.
2929 (divv8sf3): Likewise.
2930 (divv4df3): Likewise.
2931 (avx_div<mode>3): Likewise.
2932 (*avx_div<mode>3): Likewise.
2933 (*avx_vmdiv<mode>3): Likewise.
2934 (avx_rcpv8sf2): Likewise.
2935 (*avx_vmrcpv4sf2): Likewise.
2936 (sqrtv8sf2): Likewise.
2937 (avx_sqrtv8sf2): Likewise.
2938 (*avx_vmsqrt<mode>2): Likewise.
2939 (rsqrtv8sf2): Likewise.
2940 (avx_rsqrtv8sf2): Likewise.
2941 (*avx_vmrsqrtv4sf2): Likewise.
2942 (<code><mode>3): Likewise.
2943 (*avx_<code><mode>3_finite): Likewise.
2944 (*avx_<code><mode>3): Likewise.
2945 (*avx_vm<code><mode>3): Likewise.
2946 (*avx_ieee_smin<mode>3): Likewise.
2947 (*avx_ieee_smax<mode>3): Likewise.
2948 (avx_addsubv8sf3): Likewise.
2949 (avx_addsubv4df3): Likewise.
2950 (*avx_addsubv4sf3): Likewise.
2951 (*avx_addsubv2df3): Likewise.
2952 (avx_h<plusminus_insn>v4df3): Likewise.
2953 (avx_h<plusminus_insn>v8sf3): Likewise.
2954 (*avx_h<plusminus_insn>v4sf3): Likewise.
2955 (*avx_h<plusminus_insn>v2df3): Likewise.
2956 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2957 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2958 (*avx_maskcmp<mode>3): Likewise.
2959 (avx_nand<mode>3): Likewise.
2960 (*avx_<code><mode>3): Likewise.
2961 (*avx_nand<mode>3): Likewise.
2962 (*avx_<code><mode>3): Likewise.
2963 (*avx_cvtsi2ss): Likewise.
2964 (*avx_cvtsi2ssq): Likewise.
2965 (*avx_cvtsi2sd): Likewise.
2966 (*avx_cvtsi2sdq): Likewise.
2967 (*avx_cvtsd2ss): Likewise.
2968 (avx_cvtss2sd): Likewise.
2969 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2970 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2971 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2972 (*avx_cvtsi2sd): Likewise.
2973 (*avx_cvtsi2sdq): Likewise.
2974 (avx_cvtdq2pd256): Likewise.
2975 (avx_cvtpd2dq256): Likewise.
2976 (avx_cvttpd2dq256): Likewise.
2977 (*avx_cvtsd2ss): Likewise.
2978 (*avx_cvtss2sd): Likewise.
2979 (avx_cvtpd2ps256): Likewise.
2980 (avx_cvtps2pd256): Likewise.
2981 (*avx_movhlps): Likewise.
2982 (*avx_movlhps): Likewise.
2983 (avx_unpckhps256): Likewise.
2984 (*avx_unpckhps): Likewise.
2985 (avx_unpcklps256): Likewise.
2986 (*avx_unpcklps): Likewise.
2987 (avx_movshdup256): Likewise.
2988 (avx_movsldup256): Likewise.
2989 (avx_shufps256): Likewise.
2990 (avx_shufps256_1): Likewise.
2991 (*avx_shufps_<mode>): Likewise.
2992 (*avx_loadhps): Likewise.
2993 (*avx_storelps): Likewise.
2994 (*avx_loadlps): Likewise.
2995 (*avx_movss): Likewise.
2996 (*vec_dupv4sf_avx): Likewise.
2997 (*vec_concatv2sf_avx): Likewise.
2998 (*vec_concatv4sf_avx): Likewise.
2999 (*vec_setv4sf_0_avx): Likewise.
3000 (*vec_setv4sf_avx): Likewise.
3001 (*avx_insertps): Likewise.
3002 (avx_vextractf128<mode>): Likewise.
3003 (vec_extract_lo_<mode>): Likewise.
3004 (vec_extract_hi_<mode>): Likewise.
3005 (vec_extract_lo_<mode>): Likewise.
3006 (vec_extract_hi_<mode>): Likewise.
3007 (vec_extract_lo_v16hi): Likewise.
3008 (vec_extract_hi_v16hi): Likewise.
3009 (vec_extract_lo_v32qi): Likewise.
3010 (vec_extract_hi_v32qi): Likewise.
3011 (avx_unpckhpd256): Likewise.
3012 (*avx_unpckhpd): Likewise.
3013 (avx_movddup256): Likewise.
3014 (*avx_movddup): Likewise.
3015 (avx_unpcklpd256): Likewise.
3016 (*avx_unpcklpd): Likewise.
3017 (avx_shufpd256): Likewise.
3018 (avx_shufpd256_1): Likewise.
3019 (*avx_punpckhqdq): Likewise.
3020 (*avx_punpcklqdq): Likewise.
3021 (*avx_shufpd_<mode>): Likewise.
3022 (*avx_storehpd): Likewise.
3023 (*avx_loadhpd): Likewise.
3024 (*avx_loadlpd): Likewise.
3025 (*avx_movsd): Likewise.
3026 (*vec_concatv2df_avx): Likewise.
3027 (*avx_<plusminus_insn><mode>3): Likewise.
3028 (*avx_<plusminus_insn><mode>3): Likewise.
3029 (*avx_mulv8hi3): Likewise.
3030 (*avxv8hi3_highpart): Likewise.
3031 (*avx_umulv8hi3_highpart): Likewise.
3032 (*avx_umulv2siv2di3): Likewise.
3033 (*avx_mulv2siv2di3): Likewise.
3034 (*avx_pmaddwd): Likewise.
3035 (*avx_mulv4si3): Likewise.
3036 (*avx_ashr<mode>3): Likewise.
3037 (*avx_lshr<mode>3): Likewise.
3038 (*avx_ashl<mode>3): Likewise.
3039 (*avx_<code><mode>3): Likewise.
3040 (*avx_eq<mode>3): Likewise.
3041 (*avx_gt<mode>3): Likewise.
3042 (*avx_nand<mode>3): Likewise.
3043 (*avx_nand<mode>3): Likewise.
3044 (*avx_<code><mode>3): Likewise.
3045 (*avx_<code><mode>3): Likewise.
3046 (*avx_packsswb): Likewise.
3047 (*avx_packssdw): Likewise.
3048 (*avx_packuswb): Likewise.
3049 (*avx_punpckhbw): Likewise.
3050 (*avx_punpcklbw): Likewise.
3051 (*avx_punpckhwd): Likewise.
3052 (*avx_punpcklwd): Likewise.
3053 (*avx_punpckhdq): Likewise.
3054 (*avx_punpckldq): Likewise.
3055 (*avx_pinsr<avxmodesuffixs>): Likewise.
3056 (*avx_pinsrq): Likewise.
3057 (*avx_loadld): Likewise.
3058 (*vec_extractv2di_1_rex64_avx): Likewise.
3059 (*vec_extractv2di_1_avx): Likewise.
3060 (*vec_dupv2di_avx): Likewise.
3061 (*vec_concatv2si_avx): Likewise.
3062 (*vec_concatv4si_1_avx): Likewise.
3063 (*vec_concatv2di_avx): Likewise.
3064 (*vec_concatv2di_rex64_avx): Likewise.
3065 (*avx_uavgv16qi3): Likewise.
3066 (*avx_uavgv8hi3): Likewise.
3067 (*avx_psadbw): Likewise.
3068 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
3069 (*avx_phaddwv8hi3): Likewise.
3070 (*avx_phadddv4si3): Likewise.
3071 (*avx_phaddswv8hi3): Likewise.
3072 (*avx_phsubwv8hi3): Likewise.
3073 (*avx_phsubdv4si3): Likewise.
3074 (*avx_phsubswv8hi3): Likewise.
3075 (*avx_pmaddubsw128): Likewise.
3076 (*avx_pmulhrswv8hi3): Likewise.
3077 (*avx_pshufbv16qi3): Likewise.
3078 (*avx_psign<mode>3): Likewise.
3079 (*avx_palignrti): Likewise.
3080 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3081 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3082 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3083 (*avx_mpsadbw): Likewise.
3084 (*avx_packusdw): Likewise.
3085 (*avx_pblendvb): Likewise.
3086 (*avx_pblendw): Likewise.
3087 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3088 (avx_ptest256): Likewise.
3089 (avx_roundp<avxmodesuffixf2c>256): Likewise.
3090 (*avx_rounds<ssemodesuffixf2c>): Likewise.
3091 (*avx_aesenc): Likewise.
3092 (*avx_aesenclast): Likewise.
3093 (*avx_aesdec): Likewise.
3094 (*avx_aesdeclast): Likewise.
3095 (avx_vzeroupper): Likewise.
3096 (avx_vzeroupper_rex64): Likewise.
3097 (avx_vpermil<mode>): Likewise.
3098 (avx_vpermilvar<mode>3): Likewise.
3099 (avx_vpermil2<mode>3): Likewise.
3100 (avx_vperm2f128<mode>3): Likewise.
3101 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3102 (avx_vbroadcastss256): Likewise.
3103 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
3104 (avx_vinsertf128<mode>): Likewise.
3105 (vec_set_lo_<mode>): Likewise.
3106 (vec_set_hi_<mode>): Likewise.
3107 (vec_set_lo_<mode>): Likewise.
3108 (vec_set_hi_<mode>): Likewise.
3109 (vec_set_lo_v16hi): Likewise.
3110 (vec_set_hi_v16hi): Likewise.
3111 (vec_set_lo_v32qi): Likewise.
3112 (vec_set_hi_v32qi): Likewise.
3113 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3114 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3115 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
3116 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
3117 (vec_init<mode>): Likewise.
3118 (*vec_concat<mode>_avx): Likewise.
3119 (blendbits): Support V8SF and V4DF.
3120 (sse2_movq128): Support AVX.
3121 (<sse>_movnt<mode>): Likewise.
3122 (sse2_movntv2di): Likewise.
3123 (sse_rcpv4sf2): Likewise.
3124 (sse_sqrtv4sf2): Likewise.
3125 (sse_rsqrtv4sf2): Likewise.
3126 (<sse>_comi): Likewise.
3127 (<sse>_ucomi): Likewise.
3128 (sse_cvtss2si): Likewise.
3129 (sse_cvtss2si_2): Likewise.
3130 (sse_cvtss2siq): Likewise.
3131 (sse_cvtss2siq_2): Likewise.
3132 (sse_cvttss2si): Likewise.
3133 (sse_cvttss2siq): Likewise.
3134 (sse2_cvtsd2si): Likewise.
3135 (sse2_cvtsd2si_2): Likewise.
3136 (sse2_cvtsd2siq): Likewise.
3137 (sse2_cvtsd2siq_2): Likewise.
3138 (sse2_cvttsd2si): Likewise.
3139 (sse2_cvttsd2siq): Likewise.
3140 (sse2_cvtdq2pd): Likewise.
3141 (*sse2_cvtpd2dq): Likewise.
3142 (*sse2_cvttpd2dq): Likewise.
3143 (*sse2_cvtpd2ps): Likewise.
3144 (sse2_cvtps2pd): Likewise.
3145 (sse3_movshdup): Likewise.
3146 (sse3_movsldup): Likewise.
3147 (sse_storehps): Likewise.
3148 (*sse4_1_extractps): Likewise.
3149 (sse2_storelpd): Likewise.
3150 (vec_dupv2df_sse3): Likewise.
3151 (*vec_concatv2df_sse3): Likewise.
3152 (*sse4_1_pextrb): Likewise.
3153 (*sse4_1_pextrb_memory): Likewise.
3154 (*sse2_pextrw): Likewise.
3155 (*sse4_1_pextrw_memory): Likewise.
3156 (*sse4_1_pextrd): Likewise.
3157 (*sse4_1_pextrq): Likewise.
3158 (sse2_pshufd_1): Likewise.
3159 (sse2_pshuflw_1): Likewise.
3160 (sse2_pshufhw_1): Likewise.
3161 (*sse2_storeq_rex64): Likewise.
3162 (*vec_dupv4si): Likewise.
3163 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
3164 (sse2_pmovmskb): Likewise.
3165 (*sse2_maskmovdqu): Likewise.
3166 (*sse2_maskmovdqu_rex64): Likewise.
3167 (sse_ldmxcsr): Likewise.
3168 (sse_stmxcsr): Likewise.
3169 (abs<mode>2): Likewise.
3170 (sse4_1_movntdqa): Likewise.
3171 (sse4_1_phminposuw): Likewise.
3172 (sse4_1_extendv8qiv8hi2): Likewise.
3173 (*sse4_1_extendv8qiv8hi2): Likewise.
3174 (sse4_1_extendv4qiv4si2): Likewise.
3175 (*sse4_1_extendv4qiv4si2): Likewise.
3176 (sse4_1_extendv2qiv2di2): Likewise.
3177 (*sse4_1_extendv2qiv2di2): Likewise.
3178 (sse4_1_extendv4hiv4si2): Likewise.
3179 (*sse4_1_extendv4hiv4si2): Likewise.
3180 (sse4_1_extendv2hiv2di2): Likewise.
3181 (*sse4_1_extendv2hiv2di2): Likewise.
3182 (sse4_1_extendv2siv2di2): Likewise.
3183 (*sse4_1_extendv2siv2di2): Likewise.
3184 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3185 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3186 (sse4_1_zero_extendv4qiv4si2): Likewise.
3187 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3188 (sse4_1_zero_extendv2qiv2di2): Likewise.
3189 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3190 (sse4_1_zero_extendv4hiv4si2): Likewise.
3191 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3192 (sse4_1_zero_extendv2hiv2di2): Likewise.
3193 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3194 (sse4_1_zero_extendv2siv2di2): Likewise.
3195 (*sse4_1_zero_extendv2siv2di2): Likewise.
3196 (sse4_1_ptest): Likewise.
3197 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
3198 (sse4_2_pcmpestri): Likewise.
3199 (sse4_2_pcmpestrm): Likewise.
3200 (sse4_2_pcmpistri): Likewise.
3201 (sse4_2_pcmpistrm): Likewise.
3203 (aeskeygenassist): Likewise.
3205 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
3207 * config/i386/predicates.md (vzeroall_operation): New.
3209 * config/i386/sse.md (avx_vzeroall): New.
3210 (*avx_vzeroall): Likewise.
3212 2008-08-28 Paul Brook <paul@codesourcery.com>
3213 Mark Shinwell <shinwell@codesourcery.com>
3214 Richard Earnshaw <richard.earnshaw@arm.com>
3216 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
3217 (TARGET_MIN_ANCHOR_OFFSET): New.
3218 (arm_override_options): Set correct anchor ranges for Thumb-1
3219 and Thumb-2 if required.
3220 (legitimize_pic_address): Handle case involving a TLS symbol
3221 reference with an addend.
3222 (arm_optimization_options): Enable section anchors at -O1 and
3224 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
3225 * config/arm/arm-protos.h (arm_optimization_options): New.
3227 2008-08-28 Nick Clifton <nickc@redhat.com>
3229 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
3230 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
3233 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
3234 * config/v850/v850.md (return): Remove frame size restriction.
3236 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
3238 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
3240 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
3242 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
3244 2008-08-28 Paul Brook <paul@codesourcery.com>
3246 * config/arm/vfp11.md: Update license notice.
3247 * config/arm/cortex-r4.md: Ditto.
3249 2008-08-28 Richard Guenther <rguenther@suse.de>
3251 PR tree-optimization/37207
3252 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
3255 2008-08-28 Dodji Seketeli <dodji@redhat.com>
3258 * tree.c (int_fits_type_p): Don't forget unsigned integers
3259 of type sizetype which higher end word equals -1.
3261 2008-08-28 Ira Rosen <irar@il.ibm.com>
3263 * target.h (struct vectorize): Add new target builtin.
3264 * tree-vectorizer.c (destroy_loop_vec_info): Call
3265 vect_free_slp_instance instead of vect_free_slp_node.
3266 * tree-vectorizer.h (enum slp_load_perm_type): New.
3267 (struct _slp_instance): Add new fields.
3268 (SLP_INSTANCE_LOAD_PERMUTATION): New.
3269 (SLP_INSTANCE_LOADS): New.
3270 (vect_free_slp_tree): Remove.
3271 (vect_free_slp_instance): Declare.
3272 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
3273 (vectorizable_load): Add argument.
3274 (vect_transform_slp_perm_load): New.
3275 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
3277 (vect_get_place_in_interleaving_chain): New function.
3278 (vect_free_slp_tree): Make static.
3279 (vect_free_slp_instance): New function.
3280 (vect_build_slp_tree): Add new arguments. Allow load permutations and
3281 collect the load location in the interleaving chain.
3282 (vect_supported_slp_permutation_p): New function.
3283 (vect_supported_load_permutation_p): Likewise.
3284 (vect_analyze_slp_instance): In case of loads permutation, call
3285 vect_supported_load_permutation_p to check that the permutation is
3287 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
3288 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
3289 (vect_create_mask_and_perm): New function.
3290 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
3291 (vectorizable_load): Add an argument. Don't keep the created vectors
3292 statements in the node if permutation is required. Call
3293 vect_transform_slp_perm_load to generate the permutation.
3294 (vect_transform_stmt): Add new argument. Call vectorizable_load with
3295 additional argument.
3296 (vect_schedule_slp_instance): In case of loads permutation, allocate
3297 vectorized statements structure for all the related SLP nodes. Call
3298 vect_transform_stmt with addditional argument.
3299 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
3300 * config/spu/spu.c (spu_builtin_vec_perm): New.
3301 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3302 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
3303 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
3304 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3306 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
3308 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
3309 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
3310 __gthread_cond_signal, __gthread_cond_timedwait,
3311 __gthread_cond_timedwait_recursive): New functions.
3312 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
3314 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
3317 2008-08-28 Richard Guenther <rguenther@suse.de>
3320 * fold-const.c (maybe_canonicalize_comparison_1): Require
3321 undefined overflow only for canonicalizing A +- CST cmp CST.
3322 Make sure to not generate new constants that are not inside
3323 their TYPE_MIN/MAX_VALUE range.
3324 (maybe_canonicalize_comparison): Remove undefined overflow
3326 (fold_binary): Remove now duplicate folding.
3328 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3330 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
3331 use not updated in the last change.
3333 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3335 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
3336 (IRA_COVER_CLASSES): Add FPUL_REGS.
3338 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3341 * c-common.c (conversion_warning): Check for null operands.
3343 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3346 * c-decl.c (check_for_loop_decls): Improve error message. Give
3349 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3352 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
3353 (convert_for_assignment): Pass corrent OPT_W* parameter to
3354 WARN_FOR_ASSIGNMENT.
3356 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3359 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
3361 2008-08-27 Paul Brook <paul@codesourcery.com>
3363 * config.gcc: Loosen checks for arm uclinux eabi targets.
3365 2008-08-27 Paul Brook <paul@codesourcery.com>
3367 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
3369 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3371 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
3373 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
3374 the enumerators of an ENUMERAL_TYPE.
3375 * dbxout.c (dbxout_type): Ditto.
3377 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
3380 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
3381 (fwprop_addr): Check that the loop_father is not the outer loop.
3383 2008-08-26 Paul Brook <paul@codesourcery.com>
3385 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
3386 Remove documentation entry for fmul type.
3387 Use fmuls to annotate single-precision multiplication patterns,
3388 fmuld to annotate double-precision multiplication patterns,
3389 fmacs to annotate single-precision multiply-accumulate patterns
3390 and fmacd to annotate double-precision multiply-accumulate patterns.
3391 * config/arm/vfp11.md: Update reservations accordingly.
3392 * config/arm/arm.md: Note that certain values of the "type"
3393 attribute are documented in vfp.md.
3394 * config/arm/arm1020e.md: Remove out of date duplicate comment.
3395 (v10_cvt): Use new fmul types.
3397 2008-08-26 Paul Brook <paul@codesourcery.com>
3399 * config/arm/vfp.md: Move pipeline description for VFP11 to...
3400 * config/arm/vfp11.md: ...here. New.
3401 * config/arm/arm.md: Include vfp11.md.
3403 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
3405 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
3406 parameter to inform call.
3408 2008-08-26 Jeff Law <law@redhat.com>
3410 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
3411 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
3412 preferred class when copying a constant into a partial word register.
3414 2008-08-26 Ben Elliston <bje@au.ibm.com>
3416 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
3417 * cp/typeck.c: Likewise.
3418 * cp/tree.c: Likewise.
3419 * gimple-low.c: Likewise.
3422 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
3424 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
3425 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
3427 * doc/passes.texi: Describe IRA.
3429 * doc/tm.texi (IRA_COVER_CLASSES,
3430 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
3432 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
3433 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
3434 -fira-propagate-cost, -fno-ira-share-save-slots,
3435 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
3437 * flags.h (ira_algorithm): New enumeration.
3438 (flag_ira_algorithm, flag_ira_verbose): New external variable
3441 * postreload.c (gate_handle_postreload): Don't do post reload
3442 optimizations unless the reload is completed.
3444 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
3447 * tree-pass.h (pass_ira): New external variable declaration.
3449 * reload.h: Add 2008 to the Copyright.
3451 * cfgloopanal.c: Include params.h.
3452 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
3455 * params.h (IRA_MAX_LOOPS_NUM): New macro.
3457 * toplev.c (ira.h): New include.
3458 (flag_ira_algorithm, flag_ira_verbose): New external variables.
3459 (backend_init_target): Call ira_init.
3460 (backend_init): Call ira_init_once.
3461 (finalize): Call finish_ira_once.
3463 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
3464 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
3467 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
3468 may_move_out_cost): New external variable declarations.
3469 (move_table): New typedef.
3471 * caller-save.c: Include headers output.h and ira.h.
3472 (no_caller_save_reg_set): New global variable.
3473 (save_slots_num, save_slots): New variables.
3474 (reg_save_code, reg_restore_code, add_stored_regs): Add
3476 (init_caller_save): Set up no_caller_save_reg_set.
3477 (init_save_areas): Reset save_slots_num.
3478 (saved_hard_reg): New structure.
3479 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3480 (initiate_saved_hard_regs, new_saved_hard_reg,
3481 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3483 (setup_save_areas): Add code for sharing stack slots.
3484 (all_blocks): New variable.
3485 (save_call_clobbered_regs): Process pseudo-register too.
3486 (mark_set_regs): Process pseudo-register too.
3487 (insert_one_insn): Put the insn after bb note in a empty basic
3488 block. Add insn check.
3490 * global.c (eliminable_regset): Make it external.
3491 (mark_elimination): Use DF_LR_IN for IRA.
3492 (pseudo_for_reload_consideration_p): New.
3493 (build_insn_chain): Make it external. Don't ignore spilled
3494 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3495 (gate_handle_global_alloc): New function.
3496 (pass_global_alloc): Add the gate function.
3498 * opts.c (decode_options): Set up flag_ira. Print the warning for
3500 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3502 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3504 * regmove.c (regmove_optimize): Don't do replacement of output for
3507 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3508 New external variable declarations.
3510 * local-alloc.c (update_equiv_regs): Make it external. Return
3511 true if jump label rebuilding should be done. Rescan new_insn for
3513 (gate_handle_local_alloc): New function.
3514 (pass_local_alloc): Add the gate function.
3516 * alias.c (value_addr_p, stack_addr_p): New functions.
3517 (nonoverlapping_memrefs_p): Use them for IRA.
3519 * common.opt (fira, fira-algorithm, fira-coalesce,
3520 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3521 fira-verbose): New options.
3523 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3524 move_cost, may_move_in_cost, may_move_out_cost): Make the
3526 (move_table): Remove typedef.
3527 (init_move_cost): Make it external.
3528 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3531 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3532 setup_reg_classes): New function prototypes.
3533 (eliminable_regset): New external variable declaration.
3534 (build_insn_chain, update_equiv_regs): New function prototypes.
3536 * Makefile.in (IRA_INT_H): New definition.
3537 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3538 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3539 (reload1.o, toplev.o): Add dependence on ira.h.
3540 (cfgloopanal.o): Add PARAMS_H.
3541 (caller-save.o): Add dependence on output.h and ira.h.
3542 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3543 ira-emit.o, ira-lives.o): New entries.
3545 * passes.c (pass_ira): New pass.
3547 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3549 * reload1.c (ira.h): Include the header.
3550 (changed_allocation_pseudos): New bitmap.
3551 (init_reload): Initiate the bitmap.
3552 (compute_use_by_pseudos): Permits spilled registers in FROM.
3553 (temp_pseudo_reg_arr): New variable.
3554 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3555 IRA. Call alter_reg with the additional parameter. Don't clear
3556 spilled_pseudos for IRA. Restore original insn chain for IRA.
3557 Clear changed_allocation_pseudos at the end of reload.
3558 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3559 (hard_regno_to_pseudo_regno): New variable.
3560 (count_pseudo): Check spilled pseudos. Set up
3561 hard_regno_to_pseudo_regno.
3562 (count_spilled_pseudo): Check spilled pseudos. Update
3563 hard_regno_to_pseudo_regno.
3564 (find_reg): Use better_spill_reload_regno_p. Check
3565 hard_regno_to_pseudo_regno.
3566 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3568 (eliminate_regs_1): Use additional parameter for alter_reg.
3569 (finish_spills): Set up pseudo_previous_regs only for spilled
3570 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3571 more arguments. Don't clear live_throughout and dead_or_set for
3572 spilled pseudos. Use additional parameter for alter_reg. Call
3573 mark_allocation_change. Set up changed_allocation_pseudos.
3574 Remove sanity check.
3575 (emit_input_reload_insns, delete_output_reload): Use additional
3576 parameter for alter_reg. Call mark_allocation_change.
3577 (substitute, gen_reload_chain_without_interm_reg_p): New
3579 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3581 * testsuite/gcc.dg/20080410-1.c: New file.
3583 * config/s390/s390.h (IRA_COVER_CLASSES,
3584 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3586 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3588 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3590 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3592 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3594 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3596 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3598 2008-08-24 Jeff Law <law@redhat.com>
3599 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3600 when ignoring unavailable registers.
3602 2008-08-24 Jeff Law <law@redhat.com>
3603 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3604 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3605 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3606 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3608 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3609 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3611 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3612 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3613 * reload1.c (find_reg): Process registers in register allocation order.
3615 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3616 * toplev.c (backend_init_target): Move ira_init call from
3618 (lang_dependent_init_target): ...to here.
3620 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3621 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3622 calculate memory move costs for NO_REGS.
3624 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3625 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3626 STACK_REGS is defined.
3628 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3629 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3631 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3632 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3634 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3635 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3636 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3639 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3640 Dorit Nuzman <dorit@il.ibm.com>
3642 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3643 vec_extract_evenv4sf, vec_extract_evenv8hi,
3644 vec_extract_evenv16qi, vec_extract_oddv4si,
3645 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3646 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3647 vec_interleave_highv4si, vec_interleave_lowv4si,
3648 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3649 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3650 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3652 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3655 * config/rs6000/rs6000.c (optimization_options): Don't default to
3656 section anchors without toplevel reorder.
3658 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3660 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3661 (mfc_end_critical_section): Likewise.
3663 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3665 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3666 all type qualifiers from element type to vector type.
3668 2008-08-25 David Daney <ddaney@avtrex.com>
3670 * config/mips/mips.md (immediate_insn): Move up in file, fix
3671 comment typo, reformat.
3672 (fetchop_bit, atomic_hiqi_op memory_barrier,
3673 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3674 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3675 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3676 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3677 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3678 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3679 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3680 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3681 sync_old_nand<mode>, sync_new_nand<mode>,
3682 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3683 test_and_set_12): Moved to sync.md.
3685 * config/mips/sync.md: New file.
3687 2008-08-25 Richard Henderson <rth@redhat.com>
3689 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3690 (regsave): Likewise.
3691 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3692 (output_cfi_directive): Likewise.
3693 (div_data_align): New.
3694 (output_cfi): Use it.
3696 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3698 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3699 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3700 (TARGET_OCTEON): New macro.
3701 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3702 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3703 (ISA_HAS_POP): New macro.
3704 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3706 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3708 * config/mips/mips.md (cpu): Add octeon.
3709 (type): Add pop attribute value.
3710 (popcount<mode>2): New pattern.
3711 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3713 2008-08-24 Jan Hubicka <jh@suse.cz>
3715 * doc/invoke.texi (-fipa-cp-clone): New option.
3716 (-fipa-cp): Update docs.
3717 (--param ipcp-unit-growth):New.
3718 * ipa-cp.c: Include fibheap.h, params.h
3719 (ipcp_initialize_node_lattices): When not cloning, all externally
3720 visible functions are bottom.
3721 (ipcp_need_redirect_p): Accept clones.
3722 (ipcp_insert_stage): Use cost driven heuristics.
3723 (max_count, dead_nodes): New static vars.
3724 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3725 ipcp_const_param_count): New functions.
3726 * common.opt (ipa-cp-clone): New command line option.
3727 * params.def (ipcp-unit-growth): New.
3729 2008-08-24 Jan Hubicka <jh@suse.cz>
3731 * tree-inline.c (tree_function_versioning): Look harder
3732 for referenced vars.
3734 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3736 PR tree-optimization/37185
3737 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3739 2008-08-23 Jan Hubicka <jh@suse.cz>
3741 * ipa-cp.c (ipcp_analyze_node): New function.
3742 (ipcp_update_cloned_node): Use it.
3743 (ipcp_init_stage): Likewise.
3744 * ipa-inline.c (function_insertion_hook_holder): New static var.
3745 (analyze_function): Break out from ....
3746 (inline_generate_summary): Here; register insertion hook.
3747 (cgraph_decide_inlining): Remove hook.
3748 (add_new_function): New function.
3750 2008-08-23 Jan Hubicka <jh@suse.cz>
3752 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3754 2008-08-23 Jan Hubicka <jh@suse.cz>
3756 * ipa-cp.c (constant_val_insert): Remove.
3757 (ipcp_propagate_one_const): Remove.
3758 (ipcp_create_replace_map): Always insert replacements to the map.
3759 (ipcp_insert_stage): Do not try to insert statements by hand.
3760 * tree-inline.c (insert_init_stmt): Break out from ...
3761 (setup_one_parameter): ... here; allow NULL BB pointer.
3762 (tree_function_versioning): Use setup_one_parameter to process
3765 2008-08-23 Jan Hubicka <jh@suse.cz>
3767 * tree.c (decl_address_ip_invariant_p): New function.
3768 * tree.h (decl_address_ip_invariant_p): Declare.
3769 * gimple.c (strip_invariant_refs): Break out from ...
3770 (is_gimple_invariant_address): ... here
3771 (is_gimple_ip_invariant_address): New function.
3772 (is_gimple_ip_invariant): New function.
3773 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3776 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3777 (ipcp_lat_is_insertable): All constants are insertable.
3778 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3779 IPA_CONST_VALUE_REF.
3780 (ipcp_initialize_node_lattices): Propagate all types of operands.
3781 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3782 (ipcp_create_replace_map): Reformat.
3783 (ipcp_need_redirect_p): Simplify.
3784 (ipcp_insert_stage): Check that argument is used before clonning.
3785 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3786 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3787 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3788 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3789 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3790 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3791 * tree-inline.c (tree_function_versioning): Add variables referenced by
3794 2008-08-23 Jan Hubicka <jh@suse.cz>
3797 * i386.c (standard_80387_constant_p): Use optimize_size.
3799 2008-08-23 Ira Rosen <irar@il.ibm.com>
3801 PR tree-optimization/37161
3802 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3803 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3804 (vect_determine_vectorization_factor): Move the scalar type
3805 retrieval to vect_get_smallest_scalar_type.
3806 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3807 scalar type. Remove redundant computation.
3808 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3809 (vect_get_slp_defs): Take the type of RHS into account if
3810 necessary by calling vect_get_smallest_scalar_type. Call
3811 vect_get_constant_vectors with additional argument.
3813 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3816 * doc/invoke.texi (Wwrite-strings): Clarify description.
3818 2008-08-23 Ira Rosen <irar@il.ibm.com>
3820 PR tree-optimization/37174
3821 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3822 def stmt is a part of the loop before accessing its stmt_vec_info.
3824 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3827 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3828 (*swap): New insn pattern.
3829 (*ashlqi3): Rename from ashlqi3 insn pattern.
3830 (ashlqi3): New expanders.
3831 (*lshrqi3): Rename from lshrqi3 insn pattern.
3832 (lshrqi3): New expanders.
3833 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3834 lshrqi3_const5, lshrqi3_const6): New splitters.
3835 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3836 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3839 2008-08-22 Richard Guenther <rguenther@suse.de>
3841 PR tree-optimization/37078
3842 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3843 [+INF, +INF] ranges.
3845 2008-08-22 Richard Guenther <rguenther@suse.de>
3847 PR tree-optimization/37143
3848 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3849 a conversion statement instead of a copy.
3851 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3854 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3855 CCCmode, CCOmode and CCSmode destination modes.
3858 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3859 from different units in a single alternative.
3860 (*vec_extractv2sf_1): Ditto.
3861 (*vec_extractv2si_0): Ditto.
3862 (*vec_extractv2si_1): Ditto.
3863 * config/i386/sse.md (sse2_storehpd): Ditto.
3864 (sse2_storelpd): Ditto.
3865 (sse2_loadhpd): Ditto.
3866 (sse2_loadlpd): Ditto.
3869 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3870 (popcountsi2): Ditto.
3871 (clzdi2_abm): Ditto.
3872 (popcountdi2): Ditto.
3873 (clzhi2_abm): Ditto.
3874 (popcounthi2): Ditto.
3876 2008-08-22 Richard Guenther <rguenther@suse.de>
3880 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3881 if the multiplication does not overflow.
3883 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3885 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3887 2008-08-21 Richard Henderson <rth@redhat.com>
3889 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3890 spurrious comma from test.
3891 * configure: Rebuild.
3893 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3896 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3899 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3901 * c-tree.h (grokfield): New argument.
3902 * c-decl.c (grokfield): Handle new location argument.
3903 * c-parser.c (c_parser_struct_declaration): Pass location to
3906 2008-08-21 Richard Guenther <rguenther@suse.de>
3908 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3910 2008-08-21 Jan Hubicka <jh@suse.cz>
3912 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3913 (cgraph_add_function_insertion_hook,
3914 cgraph_remove_function_insertion_hook,
3915 cgraph_call_function_insertion_hooks): New functions.
3916 * cgraph.h (cgraph_add_function_insertion_hook,
3917 cgraph_remove_function_insertion_hook,
3918 cgraph_call_function_insertion_hooks): Declare.
3919 * ipa-reference.c (function_insertion_hook_holder): New variable.
3920 (check_operand, look_for_address_of): When checking late, do not care
3921 about module bitmaps.
3922 (add_new_function): New function.
3923 (generate_summary): Register hooks; zero module bitmaps.
3924 (propagate): Unregister hooks.
3925 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3926 (add_new_function): New function.
3927 (generate_summary): Register hook.
3928 (propagate): Remove hook.
3930 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3932 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3933 * ipa-cp.c (ipcp_update_cloned_node): New function.
3934 (build_const_val): Handle functions correctly; bring type logic
3935 into sync with tree-inline.c
3936 (ipcp_init_stage): Take care of computing stuff needed by
3937 indirect inlining; update clones.
3938 (ipcp_generate_summary): Break out of ipcp_driver.
3939 (ipcp_driver): Do only execution and transformation.
3940 (pass_ipa_cp): Make IPA_PASS.
3941 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3943 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3944 ipcp, some info is already available.
3945 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3946 * tree-inline.c (remap_ssa_name): Unshare expression.
3948 2008-08-21 Richard Guenther <rguenther@suse.de>
3950 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3951 a PHI ask VN if it is already available.
3952 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3953 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3955 2008-08-21 Richard Guenther <rguenther@suse.de>
3958 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3959 makes sure to produce a result of the correct type.
3961 2008-08-21 Jan Hubicka <jh@suse.cz>
3962 Backport from LTO branch:
3964 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3965 Jan Hubicka <jh@suse.cz>
3968 (init_state, finish_state, set_function_state, generate_summary):
3970 (scan_stmt): Renamed from scan_function. Changed to keep state in
3971 local static vars rather than cgraph aux field.
3972 (propagate): Renamed from static_execute. Changed to keep state in
3973 local static vars rather than cgraph aux field.
3974 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3975 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3977 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3979 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3980 * ipa-reference.c (init_function_info, generate_summary,
3981 propagate): New functions.
3982 (analyze_function): Call init_function_info.
3983 (static_execute): Stripped into generate_summary and propagate.
3984 (pass_ipa_reference): Made into ipa_opt_pass.
3986 2008-08-21 Richard Guenther <rguenther@suse.de>
3988 PR tree-optimization/37181
3989 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3991 (extract_range_from_unary_expr): Likewise.
3993 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3995 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3997 * toplev.h (pedwarn_at): Likewise.
3998 * builtins.c: Update all calls to pedwarn.
3999 * c-lex.c: Likewise.
4000 * toplev.c: Likewise.
4001 * c-tree.h: Likewise.
4002 * c-decl.c: Likewise.
4003 * c-errors.c: Likewise.
4004 * c-typeck.c: Likewise.
4005 * c-common.c: Likewise.
4006 * c-parser.c: Likewise.
4008 2008-08-20 Joseph Myers <joseph@codesourcery.com>
4011 * config/sparc/sparc.c (function_arg_slotno): Handle structure
4012 with MODE_VECTOR_INT mode.
4014 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4017 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
4018 initialized outside the current module.
4019 (warn_uninitialized_var): Ignore left-hand side when walking the
4020 trees. Ignore address expressions. Examine VUSE operands in gimple
4021 statements with a variable declaration on the right-hand side.
4023 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
4026 * rtlanal.c (subreg_offset_representable_p): Revert last change.
4028 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4031 * c-common.c (conversion_warning): Do not warn if applying bit-and
4032 operator to unsigned constant that fits in the target type.
4034 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4037 * c-common.c (conversion_warning): Do not warn for artificial
4040 2008-08-20 Richard Guenther <rguenther@suse.de>
4042 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
4043 (extract_range_from_binary_expr): Fall back to constant propagation.
4044 (extract_range_from_unary_expr): Likewise.
4046 2008-08-20 Richard Guenther <rguenther@suse.de>
4048 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
4049 with TREE_THIS_VOLATILE on shared nodes.
4050 (fold_stmt_r): Likewise.
4052 2008-08-20 Jakub Jelinek <jakub@redhat.com>
4055 * c-parser.c (c_parser_attributes): For keywords use canonical
4056 spelling for attr_name.
4058 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4060 * value-prof.c (check_counter): Revert wrong call to error.
4062 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4064 * profile.c: Update calls to inform.
4065 * value-prof.c: Update calls to inform.
4067 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4069 * diagnostic.c (inform): Add an explicit location_t parameter.
4070 * toplev.h (inform): Update declaration.
4071 * builtins.c: Update all calls to inform.
4072 * c-common.c: Likewise.
4073 * c-decl.c: Likewise.
4074 * c-opts.c: Likewise.
4075 * c-pch.c: Likewise.
4076 * c-pragma.c: Likewise.
4077 * c-typeck.c: Likewise.
4078 * coverage.c: Likewise.
4080 * toplev.c: Likewise.
4081 * tree-cfg.c: Likewise.
4082 * tree-ssa.c: Likewise.
4084 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
4087 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
4088 V2DI mode, for SSE4.1, use movq instead of vector set if the
4089 second element is zero and inter-unit moves are OK.
4091 2008-08-20 Richard Guenther <rguenther@suse.de>
4093 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
4094 properly handle conversion/copy chains after tuplification.
4096 2008-08-20 Richard Guenther <rguenther@suse.de>
4098 * passes.c (init_optimization_passes): Move the second
4099 forwprop pass before alias computation. Remove the second
4100 DCE pass. Remove the first dominator and phi copy/const
4103 2008-08-20 Nick Clifton <nickc@redhat.com>
4105 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
4106 support of this feature. Do not assume that a sufficiently new
4107 assembler will support the feature regardless of the target type.
4108 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
4109 * configure: Regenerate.
4111 2008-08-20 Richard Guenther <rguenther@suse.de>
4113 * tree-vrp.c (found_in_subgraph): Remove.
4114 (live): New global static.
4115 (live_on_edge): New function.
4116 (blocks_visited): Remove.
4117 (register_edge_assert_for_2): Use live_on_edge.
4118 (find_conditional_asserts): Remove code dealing with
4119 found_in_subgraph. Do not walk the CFG.
4120 (find_switch_asserts): Likewise.
4121 (find_assert_locations_1): Renamed from find_assert_locations.
4122 Move finding assert locations for conditional and switch
4123 statements first. Update live bitmap. Do not walk the CFG.
4124 (find_assert_locations): New function.
4125 (insert_range_assertions): Remove entry of CFG walk.
4126 Adjust call to find_assert_locations.
4127 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
4128 that only can appear because of fake exit edges but assert we
4129 never try to insert on those.
4130 (fini_pre): Do not remove fake exit edges here...
4131 (execute_pre): ...but here, before committing edge inserts.
4133 2008-08-19 Richard Guenther <rguenther@suse.de>
4135 * passes.c (init_optimization_passes): Exchange store-ccp
4138 2008-08-19 Rafael Espíndola <espindola@google.com>
4140 * varasm.c (weak_decls): Move earlier in the file.
4141 (assemble_external): Add weak decls to the weak_decls list.
4142 (declare_weak): Don't add decls to the weak_decls list.
4144 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
4147 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
4148 before (sse2_shufpd_<mode>).
4150 2008-08-19 Jakub Jelinek <jakub@redhat.com>
4153 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
4154 * tree.c (block_nonartificial_location): Likewise.
4156 2008-08-19 Richard Guenther <rguenther@suse.de>
4158 PR tree-optimization/35972
4159 PR tree-optimization/23094
4160 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
4162 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
4163 handle MISALIGNED_INDIRECT_REF.
4164 (get_ref_from_reference_ops): New helper.
4165 (vn_reference_lookup_pieces): Walk the use-def chain using the
4166 alias-oracle if requested.
4167 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
4168 walking the use-def chain.
4169 (compute_avail): But not here.
4170 (create_component_ref_by_pieces_1): Properly handle
4171 MISALIGNED_INDIRECT_REF.
4172 (do_regular_insertion): Handle fully redundant
4173 expressions after PHI-translation also for SSA_NAME values, not
4174 only constants. Correctly use edoubleprime for that.
4176 2008-08-19 Ira Rosen <irar@il.ibm.com>
4178 * tree-vectorizer.c (supportable_widening_operation): Support
4179 multi-step conversion, return the number of steps in such conversion
4180 and the required intermediate types.
4181 (supportable_narrowing_operation): Likewise.
4182 * tree-vectorizer.h (vect_pow2): New function.
4183 (supportable_widening_operation): Change argument types.
4184 (supportable_narrowing_operation): Likewise.
4185 (vectorizable_type_promotion): Add an argument.
4186 (vectorizable_type_demotion): Likewise.
4187 * tree-vect-analyze.c (vect_analyze_operations): Call
4188 vectorizable_type_promotion and vectorizable_type_demotion with
4189 additional argument.
4190 (vect_get_and_check_slp_defs): Detect patterns.
4191 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
4193 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
4194 vect_build_slp_tree with correct arguments. Calculate unrolling factor
4195 according to the smallest type in the loop.
4196 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
4197 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
4198 supportable_widening_operation with correct arguments.
4199 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
4200 operands lists according to the number of vector statements in left
4201 or right node, if exists.
4202 (vect_gen_widened_results_half): Remove unused argument.
4203 (vectorizable_conversion): Call supportable_widening_operation,
4204 supportable_narrowing_operation, and vect_gen_widened_results_half
4205 with correct arguments.
4206 (vectorizable_assignment): Change documentation, support multiple
4208 (vectorizable_operation): Likewise.
4209 (vect_get_loop_based_defs): New function.
4210 (vect_create_vectorized_demotion_stmts): Likewise.
4211 (vectorizable_type_demotion): Support loop-aware SLP and general
4212 multi-step conversion. Call vect_get_loop_based_defs and
4213 vect_create_vectorized_demotion_stmts for transformation.
4214 (vect_create_vectorized_promotion_stmts): New function.
4215 (vectorizable_type_promotion): Support loop-aware SLP and general
4216 multi-step conversion. Call vect_create_vectorized_promotion_stmts
4218 (vectorizable_store): Change documentation, support multiple
4220 (vectorizable_load): Likewise.
4221 (vect_transform_stmt): Pass SLP_NODE to
4222 vectorizable_type_promotion and vectorizable_type_demotion.
4223 (vect_schedule_slp_instance): Move here the calculation of number
4224 of vectorized statements for each node from...
4225 (vect_schedule_slp): ... here.
4226 (vect_transform_loop): Call vect_schedule_slp without the last
4229 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
4232 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
4233 to == in assert statement.
4234 (vectorizable_reduction): Fix typo.
4236 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4239 * value-prof.c (check_counter): Dereference pointer to overall
4240 count when printing it.
4242 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4244 * profile.h: Really add it.
4246 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4248 * mcf.c: Really add it.
4250 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
4251 Vinodha Ramasamy <vinodha@google.com>
4253 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
4255 * value-prof.c (check_counter): Fix the counter if
4256 flag_profile_correction is true.
4257 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4258 tree_mod_subtract_transform):
4259 Follow check_counter parameter change.
4260 * common.opt (fprofile-correction): New option.
4262 * profile.h: Likewise.
4263 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
4264 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
4265 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
4267 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
4268 flag_profile_correction is set.
4270 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
4272 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
4274 2008-08-18 Tomas Bily <tbily@suse.cz>
4276 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
4277 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
4279 * tree-data-ref.c (split_constant_offset_1): Likewise.
4280 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
4281 * tree-sra.c (sra_walk_expr): Likewise.
4282 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
4283 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4284 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
4285 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
4287 * gimple.c (gimple_assign_unary_nop_p): Likewise.
4288 * tree-vect-transform.c (vectorizable_type_demotion)
4289 (vectorizable_type_promotion): Likewise.
4290 * tree-inline.c (expand_call_inline):
4291 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4292 (forward_propagate_addr_expr_1, forward_propagate_comparison)
4293 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4294 * expr.c (expand_expr_real_1): Likewise.
4295 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
4296 (gimple_assign_unary_useless_conversion_p): Likewise.
4297 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4298 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
4299 * fold-const.c (fold_unary): Likewise.
4300 * tree.h (CONVERT_EXPR_P): Likewise.
4301 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
4302 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4304 (register_edge_assert_for_2, extract_range_from_unary_expr)
4305 (register_edge_assert_for_1): Likewise.
4307 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4309 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
4310 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
4311 (enum real_value_const): Delete.
4312 (get_real_const): Delete.
4313 * real.c (get_real_const): Delete.
4314 (dconst_e_ptr): Define.
4315 (dconst_third_ptr): Define.
4316 (dconst_sqrt2_ptr): Define.
4317 * builtins.c: Update all callers.
4319 2008-08-18 Richard Guenther <rguenther@suse.de>
4321 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
4322 statement iterator after statement removal.
4324 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
4326 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
4327 (detect_processor_freebsd): Likewise.
4328 (host_detect_local_cpu): Call newly added functions for FreeBSD.
4330 2008-08-18 Richard Guenther <rguenther@suse.de>
4332 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
4333 and loads have the correct types.
4335 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4338 * c-opts.c (cpp_opts): Remove static.
4339 * c-parser.c (cpp_opts): Declare it extern.
4340 (disable_extension_diagnostics): Handle cpp options.
4341 (enable_extension_diagnostics): Likewise.
4343 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4345 * diagnostics.c (permerror_at): Rename as permerror.
4346 (permerror): Delete.
4347 * toplev.h: Likewise.
4349 2008-08-18 Richard Guenther <rguenther@suse.de>
4351 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
4352 sdse1 and addressables2 passes. Replace dce1 with cddce1.
4353 Move call_cdce before build_alias. Move copyrename2,
4354 cunrolli and ccp2 beafore build_alias. Re-add addressable2
4355 right after final inlining.
4356 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
4357 (pass_build_cfg): But instead via TODO_dump_func.
4359 2008-08-18 Richard Guenther <rguenther@suse.de>
4361 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
4363 (scalarize_init): If we failed to generate some initializers
4364 do not generate zeros for not instantiated members. Instead
4365 rely on the copy out.
4366 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
4367 about missing flow-sensitive alias info only if we have
4370 2008-08-17 Nick Clifton <nickc@redhat.com>
4372 * doc/extend.texi (Function Attributes): Fix typo in description
4373 if hot function attribute.
4375 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
4376 Richard Sandiford <rdsandiford@googlemail.com>
4378 * doc/install.texi (--with-mips-plt): Document.
4379 * doc/invoke.texi (-mplt, -mno-plt): Document.
4380 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
4381 and handle ${with_mips_plt}.
4382 * config/mips/mips.opt (mplt): New option.
4383 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
4384 (TARGET_ABICALLS_PIC2): Likewise.
4385 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
4386 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
4387 (ASM_SPEC): Use !mabi=* instead of !mabi*.
4388 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
4389 to decide whether to output ".option picX" directives.
4390 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
4391 Pass -call_nonpic rather than -KPIC for -mplt.
4392 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
4393 on the command line. Also remove it when -mabi=64 is used without
4395 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
4396 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
4397 TARGET_ABICALLS_PIC0.
4398 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
4400 (mips16_build_function_stub): Only output ".option pic" directives
4401 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
4402 (mips16_build_call_stub): Fix comment and remove redundant
4403 ".set at"/"set .noat" directives.
4404 (mips_function_rodata_section): Use the default behaviour for
4405 TARGET_ABSOLUTE_ABICALLS.
4406 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
4407 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
4408 (mips_restore_gp): Do nothing if the current function doesn't use
4410 (mips_expand_prologue): Only save $gp if the current function uses it.
4411 Use a normal move for TARGET_ABICALLS_PIC0.
4412 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
4414 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
4416 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
4417 of function when handling GLOBAL_POINTER_REGNUM.
4419 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
4422 * common.opt (-fstack-check): Do not declare the variable here.
4423 (-fstack-check=): New option variant.
4424 * doc/invoke.texi (Code Gen Options): Document it.
4425 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
4426 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
4427 (STACK_CHECK_STATIC_BUILTIN): New macro.
4428 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
4429 * opts.c: Include expr.h.
4430 (common_handle_option) <OPT_fold_stack_check_>: New case.
4431 <OPT_fstack_check>: Likewise.
4432 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
4433 consistently in the test for variable-sized types. Adjust for
4434 new behaviour of flag_stack_check.
4435 * explow.c: Include except.h.
4436 (allocate_dynamic_stack_space): Do not take into account
4437 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
4438 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
4439 for variable-sized parameters. Treat all parameters whose size is
4440 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
4441 stack checking is enabled.
4442 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
4443 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
4444 if generic stack checking is enabled.
4445 (expand_function_end): Adjust for new behaviour of flag_stack_check.
4446 * reload1.c (reload): Likewise.
4447 * stmt.c (expand_decl): Assert that all automatic variables have
4448 fixed size at this point and remove dead code.
4449 * flags.h (stack_check_type): New enumeration type.
4450 (flag_stack_check): Declare.
4451 * toplev.c (flag_stack_check): New global variable.
4452 * Makefile.in (opts.o): Add dependency on EXPR_H.
4453 (explow.o): Add dependency on except.h.
4455 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
4457 * config/avr/avr.c (avr_override_options): Reduce value of
4458 PARAM_INLINE_CALL_COST.
4460 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
4462 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
4463 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
4464 lieu of TYPE_MODE (type) throughout.
4466 2008-08-15 Joseph Myers <joseph@codesourcery.com>
4468 * config/arm/arm.c (add_minipool_backward_ref): Check for
4469 8-byte-aligned entries in second case of forcing insertion after a
4470 particular entry. Change third case to avoid inserting
4471 non-8-byte-aligned entries before 8-byte-aligned ones.
4473 2008-08-15 Richard Guenther <rguenther@suse.de>
4475 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4476 strip components for unknown size accesses.
4478 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4480 * config/s390/2097.md New file.
4481 * config/s390/s390.md ("z10prop" attribute): Define none,
4482 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4483 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4484 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4485 possible values and apply them to insns as appropriate.
4486 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4487 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4488 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4489 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
4491 ("bfp" mode attribute): Removed. Every occurence replaced
4493 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4494 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4497 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4500 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4503 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4505 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4506 additional argument. Support reduction when duplication is needed due
4507 to data-types of different sizes in the loop.
4508 (get_initial_def_for_induction): Fix printout.
4509 (vect_get_vec_def_for_stmt_copy): Support case where the
4510 vec_stmt_for_operand is a phi node.
4511 (vectorizable_reduction): Support reduction when duplication is needed
4512 due to data-types of different sizes in the loop.
4513 (vectorizable_call): Remove restriction to not vectorize in case we
4514 have data-types of different sizes in the loop.
4515 (vectorizable_conversion): Likewise.
4516 (vectorizable_operation): Likewise.
4517 (vectorizable_type_demotion): Likewise.
4518 (vectorizable_type_promotion): Likewise.
4519 (vectorizable_induction): Add restriction to not vectorize in case
4520 we have data-types of different sizes in the loop.
4522 2008-08-14 Christophe Saout <christophe@saout.de>
4523 Uros Bizjak <ubizjak@gmail.com>
4526 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4527 (*vec_concatv2di_rex64_sse4_1): Ditto.
4528 (*vec_concatv2di_rex64_sse): Ditto.
4530 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4533 * fold-const.c (fold_widened_comparison): Do not allow
4534 sign changes that change the result even if shorter type
4535 is wider than arg1_unw's type.
4537 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4539 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4540 Skip if the multilib testing specifies -march that does not
4541 agree with the one specified in the testcase.
4543 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4545 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4546 zero extend SImode values being converted to TFmode before passing
4549 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4551 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4552 __PPU__ when targeting the Cell/B.E. PPU processor.
4554 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4556 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4557 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4558 Rematerialize the static chain, if any.
4559 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4562 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4564 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4565 (new_loc_descr): Likewise.
4566 (add_loc_descr): Likewise.
4567 (size_of_loc_descr): Likewise.
4568 (size_of_locs): Likewise.
4569 (output_loc_operands): Likewise.
4570 (output_loc_sequence): Likewise.
4571 (new_reg_loc_descr): New.
4572 (build_cfa_loc): Use it.
4573 (build_cfa_aligned_loc): Likewise.
4574 (one_reg_loc_descriptor): Likewise.
4575 (based_loc_descr): Likewise.
4577 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4580 * doc/invoke.texi (Wmain): Update.
4581 * c-decl.c (start_decl): warn_main is only 0 or 1.
4582 (start_function): Likewise. Fix formatting.
4583 (finish_function): Delete redundant warning.
4584 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4585 * c-opts (c_common_handle_option): -Wall only has effect if
4586 warn_main is uninitialized. OPT_Wmain is automatically
4587 handled. -pedantic also enables Wmain.
4588 (c_common_post_options): Handle all logic for Wmain here.
4589 * c-common.c (warn_main): Delete.
4590 (check_main_parameter_types): Make pedwarns conditional on
4592 * c-common.h (warn_main): Delete.
4594 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4597 * expr.c (emit_group_store): Allocate stack temp with the
4598 largest alignment when copying from register to stack.
4600 2008-08-13 Richard Guenther <rguenther@suse.de>
4602 * tree.h (maybe_fold_offset_to_address): Declare.
4603 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4604 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4605 Likewise for POINTER_PLUS_EXPR.
4606 (maybe_fold_offset_to_reference): Enable disabled code.
4607 (maybe_fold_offset_to_address): New function.
4608 (fold_stmt_r): Use it.
4609 (fold_gimple_assign): Likewise.
4610 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4611 (gimplify_expr): Likewise.
4613 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4615 * toplev.h (pedwarn_at): Fix declaration.
4617 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4619 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4620 LINK_SPEC): Use %R in -Y P argument.
4622 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4625 * diagnostic.c (pedwarn_at): New.
4626 * toplev.h (pedwarn_at): Declare.
4627 * c-tree.h (build_enumerator): Update declaration.
4628 * c-decl.c (finish_enum): Update comment.
4629 (build_enumerator): Take a location parameter. Give a pedwarn but do
4630 not perform any conversion.
4631 * c-parser.c (c_parser_enum_specifier): Set correct location for
4634 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4637 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4638 expressions except for conversions to signed:1 bitfields. Handle
4639 COND_EXPR with constant operands.
4641 2008-08-13 Richard Guenther <rguenther@suse.de>
4643 PR tree-optimization/15255
4644 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4645 (struct oecount_s): New struct and VEC types.
4647 (oecount_hash): New function.
4648 (oecount_eq): Likewise.
4649 (oecount_cmp): Likewise.
4650 (zero_one_operation): New function.
4651 (build_and_add_sum): Likewise.
4652 (undistribute_ops_list): Perform un-distribution of multiplication
4653 and division on the chain of summands.
4654 (should_break_up_subtract): Also break up subtracts for factors.
4655 (reassociate_bb): Delete dead visited statements.
4656 Call undistribute_ops_list. Re-sort and optimize if it did something.
4657 * passes.c (init_optimization_passes): Move DSE before
4659 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4662 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4664 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4666 * doc/invoke.texi: Revert unintended checkin.
4668 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4671 * gcc.c (include_spec_function): Tweak call to find_a_file.
4673 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4676 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4677 and TRUTH_ORIF_EXPR.
4678 * dojump.c (do_jump): Likewise.
4680 PR tree-optimization/37084
4681 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4682 if id->regimplify, don't assume stmt is a cast assignment.
4684 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4686 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4688 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4691 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4694 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4696 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4697 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4699 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4700 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4701 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4702 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4703 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4705 * doc/tm.texi (Storage Layout): Remove documentation for
4706 TARGET_FLOAT_FORMAT.
4708 * simplify-rtx.c (simplify_binary_operation_1): Replace
4709 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4711 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4713 * real.h (struct real_format): New member has_sign_dependent_rounding.
4714 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4715 spu_single_format, ieee_double_format, mips_double_format,
4716 motorola_double_format, ieee_extended_motorola_format,
4717 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4718 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4719 mips_extended_format, ieee_quad_format, mips_quad_format,
4720 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4721 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4723 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4724 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4725 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4726 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4727 (ROUND_TOWARDS_ZERO): Likewise.
4729 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4730 (FLOAT_MODE_FORMAT): New macro.
4731 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4732 (MODE_COMPOSITE_P): ... this new macro.
4733 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4734 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4735 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4737 * flags.h: Include "real.h".
4739 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4740 REAL_MODE_FORMAT_COMPOSITE_P.
4741 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4743 * doc/tm.texi (Storage Layout): Remove documentation of
4744 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4745 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4746 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4747 they only apply to libgcc2.a.
4749 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4751 * config/spu/float_disf.c: New file.
4752 * config/spu/float_unsdisf.c: New file.
4753 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4754 (LIB2FUNCS_EXCLUDE): Define.
4756 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4757 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4759 * real.h (struct real_format): New member round_towards_zero.
4760 * real.c (round_for_format): Respect fmt->round_towards_zero.
4761 (ieee_single_format, mips_single_format, motorola_single_format,
4762 spu_single_format, ieee_double_format, mips_double_format,
4763 motorola_double_format, ieee_extended_motorola_format,
4764 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4765 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4766 mips_extended_format, ieee_quad_format, mips_quad_format,
4767 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4768 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4770 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4771 real_format to choose rounding mode when calling MPFR functions.
4772 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4773 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4775 * real.h (real_to_decimal_for_mode): Add prototype.
4776 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4777 Respect target rounding mode when generating decimal representation.
4778 (real_to_decimal): New stub for backwards compatibility.
4779 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4780 real_to_decimal_for_mode instead of real_to_decimal.
4782 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4784 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4785 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4787 * real.c (spu_single_format): New variable.
4788 * real.h (spu_single_format): Declare.
4790 * config/spu/spu.c (spu_override_options): Install SFmode format.
4791 (spu_split_immediate): Use integer mode to operate on pieces of
4792 floating-point values in all cases.
4794 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4795 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4796 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4798 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4800 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4802 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4804 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4806 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4809 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4810 on the VAR_DECL instead of TYPE_READONLY on its type.
4812 2008-08-12 Ira Rosen <irar@il.ibm.com>
4814 * tree-vectorizer.c: Depend on langhooks.h.
4815 (supportable_widening_operation): Add two arguments. Support double
4817 (supportable_narrowing_operation): Likewise.
4818 * tree-vectorizer.h (supportable_widening_operation): Add two
4820 (supportable_narrowing_operation): Likewise.
4821 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4822 supportable_widening_operation with correct arguments.
4823 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4824 (vectorizable_type_demotion): Support double type conversions.
4825 (vectorizable_type_promotion): Likewise.
4826 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4828 2008-08-11 Michael Matz <matz@suse.de>
4830 * i386/i386.c (override_options): Move initialisation from
4831 flag_schedule_insns_after_reload to here from ...
4832 (optimization_options): ... here.
4834 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4836 PR rtl-optimization/36998
4837 * dwarf2out.c (compute_barrier_args_size_1,
4838 compute_barrier_args_size): Temporarily remove assertions.
4840 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4843 * tree-ssa.c (struct walk_data): Add new flag
4844 warn_possibly_uninitialized.
4845 (warn_uninitialized_var): Use it.
4846 (warn_uninitialized_vars): New.
4847 (execute_early_warn_uninitialized): Call it.
4848 (execute_late_warn_uninitialized): Likewise.
4850 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4853 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4856 2008-08-09 Jan Hubicka <jh@suse.cz>
4859 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4861 (expand_fix): Be prepared for expansion to fail.
4862 (expand_sfix_optab): Remove instructions if expansion failed.
4864 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4866 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4868 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4869 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4871 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4873 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4874 mips/t-libgcc-mips16 to tmake_file.
4875 * config/mips/mips-protos.h (mips_call_type): New enum.
4876 (mips_pic_base_register, mips_got_load): Declare.
4877 (mips_restore_gp): Take an rtx argument.
4878 (mips_use_pic_fn_addr_reg_p): Declare.
4879 (mips_expand_call): Replace the sibcall_p argument with
4880 a mips_call_type argument. Add a lazy_p parameter.
4881 (mips_split_call): Declare.
4882 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4883 (MIPS16_PIC_TEMP): Likewise.
4884 (reg_class): Delete M16_NA_REGS.
4885 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4886 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4887 (mips_split_hi_p): Declare.
4888 * config/mips/mips.c (mips_split_hi_p): New array.
4889 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4890 (mips_got_symbol_type_p): New function.
4891 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4892 (mips16_stub_function_p): New function.
4893 (mips16_local_function_p): Likewise.
4894 (mips_use_pic_fn_addr_reg_p): Likewise.
4895 (mips_cannot_force_const_mem): Return false for HIGHs.
4896 Extend CONST_INT and symbolic handling to MIPS16, using
4897 mips_symbol_insns to check that the base symbol type is a
4898 legitimate constant. Reject GOT-based constants if
4899 TARGET_MIPS16_PCREL_LOADS.
4900 (mips_const_insns): Check targetm.cannot_force_const_mem when
4901 decomposing a symbolic base and a large offset.
4902 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4903 When calling a function that needs $25 from MIPS16 code,
4904 move the target address into $25 separately and add a USE
4906 (mips16_gp_pseudo_reg): Insert the initializer immediately
4907 before the first real insn.
4908 (mips_pic_base_register, mips_got_load): New functions.
4909 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4910 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4911 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4912 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4913 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4914 also passing NULL_RTX rather than const0_rtx as the aux argument.
4915 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4916 instead of TARGET_EXPLICIT_RELOCS.
4917 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4918 (mips_load_call_address): Replace the sibcall_p argument with
4919 a mips_call_type argument. Use mips_got_load.
4920 (mips16_local_alias): New structure.
4921 (mips16_local_aliases): New variable.
4922 (mips16_local_aliases_hash): New function.
4923 (mips16_local_aliases_eq): Likewise.
4924 (mips16_local_alias): Likewise.
4925 (mips16_stub_function): Likewise.
4926 (mips16_build_function_stub): Create a local alias for the target
4927 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4928 .cpload directive and an R_MIPS_NONE relocation for the target
4929 function, then load the alias rather than the function itself.
4930 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4931 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4932 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4933 (mips16_build_call_stub): Replace the FN parameter with an
4934 FN_PTR parameter. Force the address into a register if it
4935 isn't a call_insn_operand; don't rely on the caller to do this.
4936 If a call to a locally-defined and locally-binding MIPS16
4937 function must be made indirectly, redirect the call to the
4938 function's local alias. Use mips16_stub_function_p,
4939 mips16_stub_function, mips_expand_call and use_reg.
4940 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4941 Use explicit %hi and %lo accesses where possible.
4942 Use MIPS_CALL to generate the correct code form of a
4943 jal instruction. Add clobbers of $18 instead of uses.
4944 Update the call to mips_emit_call_insn.
4945 (mips_expand_call): Replace the SIBCALL_P argument with a
4946 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4947 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4948 allowing it to modify the call address. Update the calls to
4949 mips_load_call_address and mips_emit_call_insn.
4950 (mips_split_call): New function.
4951 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4952 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4953 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4954 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4955 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4957 (mips_cprestore_slot): New function.
4958 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4959 and use mips_cprestore_slot.
4960 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4962 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4963 then use a copygp_mips16 instruction to set up $28.
4964 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4965 (mips16_lay_out_constants): Call split_all_insns_noflow.
4966 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4967 false if TARGET_MIPS16.
4968 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4969 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4970 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4971 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4972 MIPS16 code. Allow MIPS16 o32 PIC.
4973 (mips_override_options): Allow MIPS16 o32 PIC.
4974 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4975 after reload if TARGET_USE_GOT.
4976 (UNSPEC_COPYGP): New constant.
4977 (length): Use a default length of 8 for MIPS16 GOT loads.
4978 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4979 (*got_page<mode>): Check mips_split_hi_p.
4980 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4981 (unspec_got<mode>, unspec_call<mode>): New expanders.
4982 (load_got<mode>, load_call<mode>): Remove the length attributes.
4983 Use a got attribute instead of a type attribute.
4984 (copygp_mips16): New insn.
4985 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4986 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4987 (sibcall, sibcall_value, call, call_value): Update the calls
4988 to mips_expand_call.
4989 (call_internal, call_value_internal): Use mips_split_call.
4990 (call_value_multiple_internal): Likewise.
4991 (call_split): Move after call_internal (the insn it is split from).
4992 (call_internal_direct, call_value_internal_direct): Turn into
4993 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4994 (call_direct_split, call_value_direct_split): New patterns.
4995 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4996 and use M16_REGS instead of M16_NA_REGS.
4997 * config/mips/predicates.md (const_call_insn_operand): Replace
4998 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4999 mips_use_pic_fn_addr_reg_p check.
5000 (move_operand): Reject HIGHs if mips_split_hi_p.
5001 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
5002 (__mips16_floatunsisf): Inline __mips16_floatsisf.
5003 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
5004 * config/mips/libgcc-mips16.ver: New file.
5005 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
5006 $(srcdir)/config/mips/libgcc-mips16.ver.
5008 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5010 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
5011 (mips_unspec_address, mips_unspec_offset_high): Likewise.
5012 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
5013 (mips16_cfun_returns_in_fpr_p): Likewise.
5015 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5017 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
5018 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
5019 rather than 4 to PC.
5021 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5023 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
5024 (FUNCTION_PROFILER): Save the static chain pointer into $2
5025 beforehand and restore it aftewards.
5026 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
5027 address directly into $25 and call the function through $25;
5028 do not clobber $3. Pad the DImode version to cover the space
5029 left by the deleted $25 <- $3 move.
5030 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
5031 the removal of the $25 <- $3 move.
5032 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
5033 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5035 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5036 Daniel Jacobowitz <dan@codesourcery.com>
5038 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
5039 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
5040 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
5041 * config/mips/mips.c (mips_start_function_definition): New function.
5042 (mips_end_function_definition): Likewise.
5043 (mips_output_function_prologue): Use mips_start_function_definition.
5044 (mips_output_function_epilogue): Use mips_end_function_definition.
5045 (build_mips16_function_stub): Use mips_start_function_definition
5046 and mips_end_function_definition.
5047 (build_mips16_call_stub): Likewise.
5049 2008-08-09 Richard Guenther <rguenther@suse.de>
5051 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
5052 * gimple.h (gimple_call_fn): Adjust comment.
5053 (gimple_call_set_fndecl): New function.
5054 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
5055 longer having bare FUNCTION_DECL operand.
5056 (gimple_call_return_type): Likewise.
5057 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
5059 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
5060 (gimple_mod_pow2): Likewise.
5061 (gimple_mod_subtract): Likewise.
5062 (gimple_ic): Likewise.
5063 (gimple_stringop_fixed_value): Likewise.
5064 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
5065 longer having bare FUNCTION_DECL operand.
5066 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
5067 * omp-low.c (optimize_omp_library_calls): Likewise.
5068 * cgraphunit.c (update_call_expr): Likewise.
5069 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
5070 (execute_convert_to_rsqrt): Likewise.
5071 * cfgexpand.c (gimple_to_tree): Simplify.
5072 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
5073 bare FUNCTION_DECL operand.
5074 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
5075 (convert_gimple_call): Use gimple_call_fndecl.
5076 * c-common.c (c_warn_unused_result): Likewise.
5078 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5081 * c-typeck.c (digest_init): Call verify_sequence_points from here.
5082 (c_finish_return): Likewise.
5083 (c_start_case): Likewise.
5084 * c-common.c (warn_for_collisions_1): Use explicit location in
5086 * c-parser.c (c_parser_condition): New. Call
5087 verify_sequence_points.
5088 (c_parser_paren_condition): Call c_parser_condition.
5089 (c_parser_for_statement): Call c_parser_condition.
5091 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5094 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
5095 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
5096 Moved from diagnostic.h
5097 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
5099 (emit_diagnostic): New.
5100 (warning0, pedwarn0): Delete.
5101 (warning, warning_at, pedwarn, permerror): Return bool.
5102 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
5103 Moved to diagnostic.c.
5104 (struct diagnostic_context): Use correct type for
5105 classify_diagnostic.
5106 (diagnostic_report_diagnostic): Update declaration.
5107 (emit_diagnostic): Declare.
5108 * errors.c (warning): Return bool.
5109 * errors.h (warning): Update declaration.
5110 * toplev.h (warning0, pedwarn0): Delete.
5111 (warning, warning_at, pedwarn, permerror): Return bool.
5112 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
5113 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
5114 inform. Update all calls.
5115 (diagnose_mismatched_decls): Check return value of warning/pedwarn
5116 before giving informative note.
5117 (implicit_decl_warning): Likewise.
5118 * c-typeck.c (build_function_call): Likewise.
5119 * tree-sssa.c (warn_uninit): Likewise.
5120 * builtins.c (gimplify_va_arg_expr): Likewise.
5122 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5125 * doc/invoke.texi (-Wextra): Move warning from here...
5126 (-Wuninitialized): ... to here.
5128 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5131 * flags.h (set_Wunused): Delete
5132 * toplev.c (process_options): Handle Wunused flags here.
5133 * opts.c (maybe_warn_unused_parameter): Delete.
5134 (common_handle_option): Replace set_Wunused by warn_unused.
5135 (set_Wextra): Do not handle Wunused-parameter here.
5136 (set_Wunused): Delete.
5137 * c-opts.c (c_common_handle_option): Replace set_Wunused by
5139 * common.opt (Wunused): Add Var and Init.
5140 (Wunused-function): Likewise.
5141 (Wunused-label): Likewise.
5142 (Wunused-parameter): Likewise.
5143 (Wunused-value): Likewise.
5144 (Wunused-variable): Likewise.
5146 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
5148 * doc/invoke.texi: Add cpu_type power7.
5149 * config.in (HAVE_AS_VSX): New.
5150 * config.gcc: Add cpu_type power7.
5151 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
5153 * configure: Regenerate.
5154 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
5156 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
5157 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
5158 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
5160 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
5162 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
5163 type to vectorize.builtin_conversion.
5164 (vectorizable_conversion): Likewise.
5165 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
5166 integral type as input.
5167 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
5169 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
5170 and ALTIVEC_BUILTIN_VCTSXS.
5171 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
5174 2008-08-08 Richard Guenther <rguenther@suse.de>
5176 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
5177 (surely_varying_stmt_p): Calls are varying only if they are
5178 non-builtin and not indirect or have no result.
5179 (ccp_fold): Re-instantiate code before the tuples merge.
5181 2008-08-08 Richard Guenther <rguenther@suse.de>
5183 PR tree-optimization/37056
5184 * gimple.h (gimple_assign_rhs_class): New helper function.
5185 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
5186 unary operations properly.
5188 2008-08-07 Jan Hubicka <jh@suse.cz>
5190 * i386.h (ix86_size_cost): Declare.
5191 (ix86_cur_cost): New function macro.
5192 * i386.md (peepholes expanding size and splitters): Predicate by
5193 optimize_insn_for_speed_p.
5194 (peepholes reduce size and splitters): Predicate by
5195 optimize_insn_for_size_p.
5196 * i386.c (ix86_size_cost): Rename from ...
5197 (size_cost): This one.
5198 (override_options): Update.
5199 (decide_alg): Likewise.
5200 (ix86_expand_clear): Use RTL profile.
5201 (ix86_pad_returns): Use RTL profile.
5203 2008-08-07 Jan Hubicka <jh@suse.cz>
5205 * recog.c (split_all_insns): Set RTL profile
5206 (peephole2_optimize): Likewise.
5207 * function.c (thread_prologue_and_epilogue_insns): Likewise.
5208 * combine.c (combine_instructions): Likewise.
5210 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5212 * c-common.c (c_common_reswords): Also warn about keyword "bool".
5214 2008-08-07 Bob Wilson <bob.wilson@acm.org>
5216 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
5217 value in a6 after the set_frame_ptr insn.
5219 2008-08-07 Richard Henderson <rth@redhat.com>
5222 * gcc.c (cpp_options): Pass along -g*.
5224 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5226 * config/arm/arm.c (output_move_neon): Update comment describing
5227 big-endian vector layout.
5228 (arm_assemble_integer): Do not handle big-endian NEON vectors
5230 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
5231 neon_vget_lane<mode>_sext_internal,
5232 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
5233 element indices for big-endian.
5235 2008-08-07 Richard Henderson <rth@redhat.com>
5237 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
5238 * configure, config.in: Rebuild.
5239 * debug.h (dwarf2out_do_cfi_asm): Declare.
5240 * c-cppbuiltin.c (c_cpp_builtins): Use it.
5241 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
5242 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
5243 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
5245 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5247 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5248 movv2si_internal): Combine into mov<mode>_internal.
5249 (movv2si_internal_2): Remove.
5251 2008-08-07 Jan Hubicka <jh@suse.cz>
5254 * i386.md (single stringop patterns): Enable unconditionally.
5256 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
5259 * config/i386/emmintrin.h (_mm_move_epi64): Use
5260 __builtin_ia32_movq128.
5262 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
5263 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
5265 * config/i386/sse.md (sse2_movq128): New.
5267 * doc/extend.texi: Document __builtin_ia32_movq128.
5269 2008-08-07 Richard Guenther <rguenther@suse.de>
5272 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
5273 pointers can access anything.
5275 2008-08-06 Jan Hubicka <jh@suse.cz>
5277 * optabs.c (emit_unop_insn): Break out to ...
5278 (maybe_emit_unop_insn): ... this one.
5279 (expand_sfix_optab): Use maybe variant.
5280 * optabs.h (maybe_emit_unop_insn): Declare.
5282 * i386.md (mov0 patterns): Enable by default.
5283 (FP conversion expanders): Disable expansion of code expanding
5284 sequences when instruction should be optimized for size.
5285 (single strinop patterns): Enable when optimizing for size.
5286 (string expanders): Disable expanding of code expanding sequences
5287 when optimizning instruction for size.
5288 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
5290 (ix86_fp_comparison_sahf_cost): Likewise.
5291 (ix86_expand_branch): Likewise.
5292 (ix86_expand_ashl_const): Likewise.
5293 (ix86_split_ashl): Likewise.
5294 (ix86_expand_strlen): Likewise.
5295 (ix86_emit_fp_unordered_jump): Likewie.
5297 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5299 * c-common.c: Fix typo.
5300 (c_common_reswords): Activate more C++ keyword warnings.
5302 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
5304 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5307 * diagnostic.c (permerror_at): New.
5308 * toplev.h (permerror_at): Declare.
5310 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
5311 Ira Rosen <irar@il.ibm.com>
5313 * tree-vect-transform.c (vect_model_simple_cost): Return
5314 immediately if stmt is pure SLP.
5315 (vect_model_store_cost): Ditto.
5316 (vect_model_load_cost): Ditto.
5317 (vectorizable_store): Remove PURE_SLP check before call
5318 to vect_model_store_cost.
5319 (vect_model_store_cost): When checking whether stmt describe
5320 strided access, add a check that it is not slp_node.
5322 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5325 * c-common.c (warn_for_sign_compare): New. Handle separately the
5326 case that 'constant' is zero.
5327 * c-typeck.c (build_binary_op): Move code to c-common.c
5329 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5331 * config/alpha/alpha.c (alpha_preferred_reload_class,
5332 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
5333 alpha_output_mi_thunk_osf): Avoid C++ keywords.
5334 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
5335 * config/arm/arm.md: Likewise.
5336 * config/avr/avr-protos.h (preferred_reload_class,
5337 test_hard_reg_class, avr_simplify_comparison_p,
5338 out_shift_with_cnt, class_max_nregs): Likewise.
5339 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
5340 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
5341 preferred_reload_class, test_hard_reg_class): Likewise.
5342 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
5343 bfin_memory_move_cost, bfin_secondary_reload,
5344 bfin_output_mi_thunk): Likewise.
5345 * config/crx/crx.c (crx_secondary_reload_class,
5346 crx_memory_move_cost): Likewise.
5347 * config/frv/frv-protos.h (frv_secondary_reload_class,
5348 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
5349 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
5350 frv_secondary_reload_class, frv_class_likely_spilled_p,
5351 frv_class_max_nregs): Likewise.
5352 * config/h8300/h8300.c (h8300_classify_operand,
5353 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
5355 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
5356 * config/ia64/ia64.c (ia64_preferred_reload_class,
5357 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
5358 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
5359 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
5361 * config/m68hc11/m68hc11.c (preferred_reload_class,
5362 m68hc11_memory_move_cost): Likewise.
5363 * config/mcore/mcore.c (mcore_secondary_reload_class,
5364 mcore_reload_class): Likewise.
5365 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
5366 mips_class_max_nregs, mips_cannot_change_mode_class,
5367 mips_preferred_reload_class, mips_secondary_reload_class,
5368 mips_output_mi_thunk): Likewise.
5369 * config/mmix/mmix.c (mmix_preferred_reload_class,
5370 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
5372 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5374 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
5375 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
5376 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5377 * config/rs6000/rs6000.c (paired_expand_vector_init,
5378 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
5379 compare_section_name, rs6000_memory_move_cost): Likewise.
5380 * config/s390/s390.c (s390_emit_compare_and_swap,
5381 s390_preferred_reload_class, s390_secondary_reload,
5382 legitimize_pic_address, legitimize_tls_address,
5383 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
5384 s390_class_max_nregs): Likewise.
5385 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5386 * config/s390/s390.md: Likewise.
5387 * config/score/score-protos.h (score_secondary_reload_class,
5388 score_preferred_reload_class): Likewise.
5389 * config/score/score.c (score_preferred_reload_class,
5390 score_secondary_reload_class): Likewise.
5391 * config/score/score3.c (score3_output_mi_thunk,
5392 score3_preferred_reload_class, score3_secondary_reload_class,
5393 score3_hard_regno_mode_ok): Likewise.
5394 * config/score/score3.h (score3_preferred_reload_class,
5395 score3_secondary_reload_class): Likewise.
5396 * config/score/score7.c (score7_output_mi_thunk,
5397 score7_preferred_reload_class, score7_secondary_reload_class,
5398 score7_hard_regno_mode_ok): Likewise.
5399 * config/score/score7.h (score7_preferred_reload_class,
5400 score7_secondary_reload_class): Likewise.
5401 * config/sh/sh.c (prepare_move_operands, output_far_jump,
5402 output_branchy_insn, add_constant, gen_block_redirect,
5403 sh_insn_length_adjustment, sh_cannot_change_mode_class,
5404 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
5406 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5407 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
5408 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
5409 xstormy16_preferred_reload_class): Likewise.
5410 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
5411 xtensa_expand_atomic, override_options,
5412 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
5414 * reorg.c (try_merge_delay_insns): Likewise.
5415 * tree.c (merge_dllimport_decl_attributes): Likewise.
5417 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
5419 2008-08-06 Michael Matz <matz@suse.de>
5421 * Makefile.in (write_entries_to_file): Quote words.
5422 * gengtype.c: (read_input_line): Skip over leading white-space.
5424 2008-08-06 Marc Gauthier <marc@tensilica.com>
5426 * config.gcc: Match more processor names for Xtensa.
5427 * configure.ac: Likewise.
5428 * doc/install.texi (Specific): Likewise.
5429 * configure: Regenerate.
5431 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5433 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
5434 * calls.c (avoid_likely_spilled_reg): Likewise.
5435 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
5436 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
5437 * config/i386/i386.c (ix86_expand_special_args_builtin,
5438 ix86_secondary_reload): Likewise.
5439 * except.c (struct eh_region, gen_eh_region_catch,
5440 remove_unreachable_regions, duplicate_eh_regions,
5441 assign_filter_values, build_post_landing_pads,
5442 sjlj_find_directly_reachable_regions, remove_eh_handler,
5443 reachable_next_level, foreach_reachable_handler,
5444 can_throw_internal_1, can_throw_external_1,
5445 collect_one_action_chain): Likewise.
5446 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
5447 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
5448 * function.c (update_temp_slot_address, instantiate_new_reg,
5449 instantiate_virtual_regs_in_rtx,
5450 instantiate_virtual_regs_in_insn): Likewise.
5451 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
5452 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
5453 gimplify_cleanup_point_expr): Likewise.
5454 * ipa-cp.c (ipcp_lattice_changed): Likewise.
5455 * passes.c (next_pass_1): Likewise.
5456 * print-tree.c (print_node_brief, print_node): Likewise.
5457 * profile.c (branch_prob): Likewise.
5458 * tree-dump.c (dump_register): Likewise.
5459 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
5461 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
5462 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
5463 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
5464 copy_arguments_for_versioning, copy_static_chain): Likewise.
5465 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
5466 add_new_name_mapping, register_new_name_mapping): Likewise.
5467 * tree-mudflap.c (mf_xform_derefs): Likewise.
5468 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
5469 get_init_expr, combine_chains): Likewise.
5470 * tree-pretty-print.c (dump_generic_node): Likewise.
5471 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
5472 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
5473 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
5474 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5476 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5479 * calls.c (expand_call): Use the biggest preferred stack
5482 2008-08-06 Michael Matz <matz@suse.de>
5485 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5486 for reused reload, instead of overwriting them.
5488 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5491 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5492 for incoming stack boundary.
5494 * function.c (assign_parm_find_entry_rtl): Update
5495 parm_stack_boundary.
5497 * function.h (rtl_data): Add parm_stack_boundary.
5499 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5500 parm_stack_boundary for incoming stack boundary.
5502 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5504 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5505 for unrepresentable subregs or treat them as equal to other regs
5506 or subregs with the same register number.
5508 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5511 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5514 2008-08-06 Jan Hubicka <jh@suse.cz>
5516 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5517 frequencies might be hot.
5519 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5521 * reload.c (find_reloads): Force constants into literal pool
5522 also if they are wrapped in a SUBREG.
5524 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5527 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5528 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5529 Don't allow predicated instructions for data speculation.
5530 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5533 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5535 * haifa-sched.c (extend_global): Split to extend_global_data and
5536 extend_region_data. Update all uses.
5537 (extend_all): Rename to extend_block_data.
5539 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5541 * sched-rgn.c (new_ready): Check if instruction can be
5542 speculatively scheduled before attempting speculation.
5543 (debug_rgn_dependencies): Remove wrongful assert.
5545 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5547 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5549 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5551 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5552 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5553 va_size, and type_size.
5555 2008-08-04 Jason Merrill <jason@redhat.com>
5558 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5559 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5561 2008-08-05 Richard Henderson <rth@redhat.com>
5563 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5564 * configure: Rebuild.
5566 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5569 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5570 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5573 2008-08-05 Richard Henderson <rth@redhat.com>
5575 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5576 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5577 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5578 * common.opt (fdwarf2-cfi-asm): New.
5579 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5580 * config.in, configure: Rebuild.
5581 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5582 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5583 (dw2_force_const_mem): Externalize.
5584 * dwarf2asm.h: Update.
5585 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5586 generate a real label.
5587 (output_cfi_directive): New.
5588 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5589 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5590 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5592 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5593 (output_loc_operands_raw, output_loc_sequence_raw): New.
5594 (output_cfa_loc_raw): New.
5596 2008-08-05 Paul Brook <paul@codesourcery.com>
5598 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5599 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5600 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5601 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5602 * config/arm/arm.h (TARGET_VFPD32): Define.
5603 (TARGET_VFP3): Use TARGET_VFPD32.
5604 (fputype): Add FPUTYPE_VFP3D16.
5605 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5606 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5607 * config/arm/arm-cores.def: Add cortex-r4f.
5608 * config/arm/arm-tune.md: Regenerate.
5610 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5612 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5613 Reword some comments throughout the file.
5615 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5616 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5617 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5618 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5620 (MFC_START_ENABLE): Remove PPU-only define.
5621 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5622 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5624 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5625 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5626 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5627 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5628 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5629 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5630 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5632 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5633 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5634 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5635 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5637 (spu_read_machine_status): Fix typo.
5639 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5641 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5642 SUBREG of multi-word hard register.
5643 * config/spu/spu.c (valid_subreg): Likewise.
5644 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5646 2008-08-04 Richard Guenther <rguenther@suse.de>
5648 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5649 the candidate with the stripped base if that base is different
5650 from the original base even for offset zero.
5652 2008-08-04 Richard Guenther <rguenther@suse.de>
5655 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5656 check for no_overflow.
5658 2008-08-04 Richard Guenther <rguenther@suse.de>
5660 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5662 2008-08-04 Paul Brook <paul@codesourcery.com>
5664 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5665 (arm_order_regs_for_local_alloc): New function.
5666 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5668 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5670 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5673 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5674 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5675 (ix86_expand_epilogue): Likewise.
5677 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5679 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5682 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5684 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5685 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5686 (*movv2sf_internal_rex64): Ditto.
5688 2008-08-03 Jan Hubicka <jh@suse.cz>
5690 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5691 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5692 * expmed.c (expand_smod_pow2): Likewise.
5694 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5697 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5698 alternative 0 of operand 1.
5699 (*vec_concatv2di_rex64_sse): Ditto.
5700 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5702 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5703 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5704 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5705 (*movv2sf_internal_rex64): Ditto.
5707 2008-08-02 Richard Guenther <rguenther@suse.de>
5710 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5711 (ssedoublesizemode): New mode attribute.
5712 (sse_shufps): Call gen_sse_shufps_v4sf.
5713 (sse_shufps_1): Macroize.
5714 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5715 (sse2_shufpd_1): Macroize.
5716 (vec_extract_odd, vec_extract_even): New expanders.
5717 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5718 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5719 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5720 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5721 (ix86_expand_vector_set): Likewise.
5722 (ix86_expand_reduc_v4sf): Likewise.
5724 2008-08-01 Doug Kwan <dougkwan@google.com>
5726 * matrix-reorg.c: Re-enable all code.
5727 (struct malloc_call_data): Change CALL_STMT to gimple type.
5728 (collect_data_for_malloc_call): Tuplify.
5729 (struct access_site_info): Change STMT to gimple type.
5730 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5731 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5732 (struct free_info): Change STMT to gimple type.
5733 (struct matrix_access_phi_node): Change PHI to gimple type.
5734 (get_inner_of_cast_expr): Remove.
5735 (may_flatten_matrices_1): Tuplify.
5736 (may_flatten_matrices): Ditto.
5737 (mark_min_matrix_escape_level): Ditto.
5738 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5739 (ssa_accessed_in_call_rhs): New
5740 (ssa_accessed_in_assign_rhs): New
5741 (record_access_alloc_site_info): Tuplify.
5742 (add_allocation_site): Ditto.
5743 (analyze_matrix_allocation_site): Ditto.
5744 (analyze_transpose): Ditto.
5745 (get_index_from_offset): Ditto.
5746 (update_type_size): Ditto.
5747 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5748 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5749 (analyze_accesses_for_phi_node): Tuplify.
5750 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5751 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5752 (analyze_matrix_accesses): Tuplify.
5753 (check_var_data): New call-back type for check_var_notmodified_p.
5754 (check_var_notmodified_p): Tuplify and use call-back struct to
5755 return statement found.
5756 (can_calculate_expr_before_stmt): Factor out statement related code
5758 (can_calculate_stmt_before_stmt): New.
5759 (check_allocation_function): Tuplify.
5760 (find_sites_in_func): Ditto.
5761 (record_all_accesses_in_func): Ditto.
5762 (transform_access_sites): Ditto.
5763 (transform_allocation_sites): Ditto.
5764 (matrix_reorg): Re-enable.
5765 (gate_matrix_reorg): Re-enable.
5767 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5769 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5770 for labels for which it hasn't been set yet. If it has been set,
5771 stop walking insns and continue with next worklist item.
5772 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5773 if the only BARRIER is at the very end of a function.
5775 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5777 * cfgexpand.c (expand_stack_alignment): Assert that
5778 stack_realign_drap and drap_rtx must match.
5780 * function.c (instantiate_new_reg): If DRAP is used to realign
5781 stack, replace virtual_incoming_args_rtx with internal arg
5784 2008-08-01 Richard Guenther <rguenther@suse.de>
5786 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5787 loop information only if we initialized it.
5788 (execute_pre): Call fini_pre with in_fre.
5789 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5790 if we do not unroll because we hit max-completely-peeled-insns.
5791 Use our estimation for consistency, do allow shrinking.
5793 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5795 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5796 with MIN_STACK_BOUNDARY.
5797 (ix86_update_stack_boundary): Likewise.
5798 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5801 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5802 (MIN_STACK_BOUNDARY): This.
5804 2008-08-01 Richard Guenther <rguenther@suse.de>
5807 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5809 2008-08-01 Richard Guenther <rguenther@suse.de>
5811 PR tree-optimization/36988
5812 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5813 do not matter if that doesn't change volatile qualification.
5815 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5817 * configure.ac: Do not generate libada-mk. Do not subst
5819 * libada-mk.in: Remove.
5820 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5821 * configure: Regenerate.
5823 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5825 * tree-pass.h: Added comment about not dumping passes with name
5826 starting with star in struct opt_pass.
5827 * passes.c (register_dump_files_1): Don't do dump for a pass with
5828 name starting with star.
5829 * doc/passes.texi (Pass manager): Mention pass names and special
5830 meaning of star prefix to avoid dump.
5832 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5834 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5836 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5837 (ISA_MIPS64R2): New macro.
5838 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5839 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5840 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5841 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5842 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5843 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5844 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5845 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5846 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5847 Move up to keep list alphabetically sorted.
5848 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5849 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5851 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5852 (-march=@var{arch}): Add mips64r2.
5854 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5856 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5858 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5860 * expr.c (expand_assignment): Check for complete type.
5862 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5865 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5867 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5868 for stack alignment.
5870 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5872 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5874 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5875 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5877 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5879 PR rtl-optimization/36419
5880 * dwarf2out.c (barrier_args_size): New variable.
5881 (compute_barrier_args_size, compute_barrier_args_size_1): New
5883 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5884 if not called yet in the current function, use barrier_args_size
5885 array to find the new args_size value.
5886 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5888 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5891 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5894 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5897 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5898 (dwarf2out_stack_adjust): Use it.
5899 (dwarf2out_frame_debug_expr): Likewise.
5901 2008-07-31 Richard Guenther <rguenther@suse.de>
5903 PR tree-optimization/36978
5904 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5905 the generated condition.
5907 2008-07-31 Richard Guenther <rguenther@suse.de>
5909 * passes.c (init_optimization_passes): Always call
5910 pass_early_warn_uninitialized.
5911 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5912 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5913 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5915 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5918 * builtins.c (maybe_emit_free_warning): New function.
5919 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5920 maybe_emit_free_warning for BUILT_IN_FREE.
5923 * dwarf2out.c (get_context_die): New function.
5924 (force_decl_die, force_type_die): Use it.
5925 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5926 returns NULL, force generation of DW_TAG_typedef and put that into
5929 PR preprocessor/36649
5930 * c-pch.c (c_common_read_pch): Save and restore
5931 line_table->trace_includes across PCH restore.
5933 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5936 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5938 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5941 * final.c (call_from_call_insn): Handle COND_EXEC.
5943 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5945 * builtins.c (std_gimplify_va_arg_expr): Replace
5946 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5947 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5949 2008-07-30 Joey Ye <joey.ye@intel.com>
5950 H.J. Lu <hongjiu.lu@intel.com>
5952 * builtins.c (expand_builtin_setjmp_receiver): Replace
5953 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5954 (expand_builtin_apply_args_1): Likewise.
5955 (expand_builtin_longjmp): Need DRAP for stack alignment.
5956 (expand_builtin_apply): Likewise.
5958 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5959 instead of assign_stack_local to allow alignment reduction.
5961 * calls.c (emit_call_1): Need DRAP for stack alignment if
5963 (expand_call): Replace virtual_incoming_args_rtx with
5964 crtl->args.internal_arg_pointer.
5965 * stmt.c (expand_nl_goto_receiver): Likewise.
5967 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5968 alignment and store to stack_alignment_estimated and
5969 max_used_stack_slot_alignment.
5970 (expand_one_var): Likewise.
5971 (expand_stack_alignment): New function.
5972 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5973 and stack_alignment_estimated fields in rtl_data. Call
5974 expand_stack_alignment at end.
5976 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5977 (MAX_STACK_ALIGNMENT): Likewise.
5978 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5979 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5981 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5982 stack alignment when generating virtual registers.
5984 * function.c (assign_stack_local): Renamed to ...
5985 (assign_stack_local_1): This. Add a parameter to indicate
5986 if it is OK to reduce alignment.
5987 (assign_stack_local): Use it.
5988 (instantiate_new_reg): Instantiate virtual incoming args rtx
5989 to vDRAP if stack realignment and DRAP is needed.
5990 (assign_parms): Collect parameter/return type alignment and
5991 contribute to stack_alignment_estimated.
5992 (locate_and_pad_parm): Likewise.
5993 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5994 with crtl->args.internal_arg_pointer.
5996 * function.h (rtl_data): Add new field drap_reg,
5997 max_used_stack_slot_alignment, stack_alignment_estimated,
5998 stack_realign_needed, need_drap, stack_realign_processed and
5999 stack_realign_finalized.
6000 (stack_realign_fp): New macro.
6001 (stack_realign_drap): Likewise.
6003 * global.c (compute_regsets): Frame pointer is needed when
6004 stack is realigned. Can eliminate frame pointer when stack is
6005 realigned and dynamic realigned argument pointer isn't used.
6007 * reload1.c (update_eliminables): Frame pointer is needed
6008 when stack is realigned.
6009 (init_elim_table): Can eliminate frame pointer when stack is
6010 realigned and dynamic realigned argument pointer isn't used.
6012 * rtl.h (assign_stack_local_1): Declare new funtion.
6014 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
6015 (TARGET_GET_DRAP_RTX): Likewise.
6016 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
6017 TARGET_GET_DRAP_RTX.
6019 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
6021 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
6022 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
6024 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
6025 H.J. Lu <hongjiu.lu@intel.com>
6027 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
6028 vdrap_reg, stack_realign and drap_reg_saved.
6029 (add_cfi): Don't allow redefining CFA when DRAP is used.
6030 (reg_save): Handle stack alignment.
6031 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
6032 alignment. Don't generate DWARF information for (set fp sp)
6034 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
6036 (int_loc_descriptor): Move prototype forward. Also define if
6037 DWARF2_UNWIND_INFO is true.
6038 (output_cfa_loc): Handle DW_CFA_expression.
6039 (build_cfa_aligned_loc): New.
6040 (based_loc_descr): Update assert for stack realign. For local
6041 variables, use sp+offset when stack is aligned without drap and
6042 fp+offset when stack is aligned with drap. For arguments, use
6043 cfa+offset when drap is used to align stack.
6045 2008-07-30 Joey Ye <joey.ye@intel.com>
6046 H.J. Lu <hongjiu.lu@intel.com>
6048 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
6050 (ix86_gen_andsp): New.
6051 (ix86_user_incoming_stack_boundary): Likewise.
6052 (ix86_default_incoming_stack_boundary): Likewise.
6053 (ix86_incoming_stack_boundary): Likewise.
6054 (ix86_can_eliminate): Likewise.
6055 (find_drap_reg): Likewise.
6056 (ix86_update_stack_boundary): Likewise.
6057 (ix86_get_drap_rtx): Likewise.
6058 (ix86_finalize_stack_realign_flags): Likewise.
6059 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
6060 (TARGET_GET_DRAP_RTX): Likewise.
6061 (override_options): Overide option value for new options.
6062 (ix86_function_ok_for_sibcall): Remove check for
6063 force_align_arg_pointer.
6064 (ix86_handle_cconv_attribute): Likewise.
6065 (ix86_function_regparm): Likewise.
6066 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
6067 (ix86_va_start): Replace virtual_incoming_args_rtx with
6068 crtl->args.internal_arg_pointer.
6069 (ix86_select_alt_pic_regnum): Check DRAP register.
6070 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
6071 (ix86_compute_frame_layout): Compute frame layout wrt stack
6073 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
6074 (ix86_expand_prologue): Decide if stack realignment is needed
6075 and generate prologue code accordingly.
6076 (ix86_expand_epilogue): Generate epilogue code wrt stack
6077 realignment is really needed or not.
6079 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
6080 (ABI_STACK_BOUNDARY): Likewise.
6081 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
6082 (STACK_REALIGN_DEFAULT): Likewise.
6083 (INCOMING_STACK_BOUNDARY): Likewise.
6084 (MAX_STACK_ALIGNMENT): Likewise.
6085 (ix86_incoming_stack_boundary): Likewise.
6086 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
6087 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
6088 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
6089 (machine_function): Remove force_align_arg_pointer.
6091 * config/i386/i386.md (BX_REG): New.
6092 (R13_REG): Likewise.
6094 * config/i386/i386.opt (mforce_drap): New.
6095 (mincoming-stack-boundary): Likewise.
6096 (mstackrealign): Add Init(-1).
6098 * config/i386/i386-protos.h (ix86_can_eliminate): New
6100 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6102 * doc/extend.texi: Update force_align_arg_pointer.
6104 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
6107 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
6108 (INCOMING_STACK_BOUNDARY): Likewise.
6109 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
6110 (TARGET_GET_DRAP_RTX): Likewise.
6112 2008-07-30 Andreas Schwab <schwab@suse.de>
6114 PR rtl-optimization/36929
6115 * dse.c (replace_inc_dec): Use emit_insn_before instead of
6116 add_insn_before and fix argument order.
6117 (replace_inc_dec_mem): Handle NULL rtx.
6119 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
6121 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
6123 (arm_compute_initial_elimination_offset): Use it.
6124 (arm_compute_save_reg_mask): Include static chain save slot when
6125 calculating alignment.
6126 (arm_get_frame_offsets): Ditto.
6127 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
6128 that we can use to decrement the stack when the stack decrement
6129 could be too big for an immediate value in a single insn.
6130 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
6132 2008-07-30 Richard Guenther <rguenther@suse.de>
6134 PR tree-optimization/36967
6135 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
6136 Release defs of statements we remove.
6138 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6140 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
6141 instead of NULL_RTVEC.
6143 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6147 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
6150 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6152 * final.c (call_from_call_insn): New.
6153 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
6155 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
6157 * configure.ac: Substitute ADA_CFLAGS.
6158 * configure: Regenerate.
6159 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
6160 * Makefile.in: Remove mention of X_* variables.
6161 * config/pa/x-ada-hpux10: Remove.
6162 * config/pa/x-ada: Remove.
6164 * doc/fragments.texi: Update.
6166 2008-07-30 Olivier Hainque <hainque@adacore.com>
6168 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
6169 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
6170 __dso_handle explicitly here.
6172 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6175 * c-typeck.c (build_binary_op): Encapsulate code into...
6176 * c-common.c (shorten_binary_op): ...this new function.
6177 (conversion_warning): Use the new function. Handle non-negative
6178 constant in bitwise-and.
6179 * c-common.h (shorten_binary_op): Declare.
6181 2008-07-30 Olivier Hainque <hainque@adacore.com>
6183 * scan.c (make_sstring_space): Add explicit conversions of
6184 allocator's return value.
6185 * fix-header.c (recognized_function): Likewise.
6187 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6189 * doc/cpp.texi: Update to GFDL 1.2.
6190 * doc/gcc.texi: Do not list GPL as Invariant Section.
6191 * doc/gccint.texi: Likewise. Update copyright years.
6192 * doc/install.texi: Update copyright years.
6194 2008-07-30 Alan Modra <amodra@bigpond.net.au>
6197 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
6198 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
6200 2008-07-29 Jan Hubicka <jh@suse.cz>
6202 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
6203 (grokdeclarator): Likewise.
6204 * langhooks.c (lhd_warn_unused_global_decl): Use
6205 DECL_DECLARED_INLINE_P.
6206 * print-tree.c (print_node): Remove DECL_INLINE check.
6208 2008-07-29 Richard Guenther <rguenther@suse.de>
6210 PR tree-optimization/36945
6211 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
6212 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
6213 Record invariant addresses un-decomposed.
6214 (copy_reference_ops_from_call): Record reference call
6215 arguments properly. Simplify.
6216 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
6217 helper split out from ...
6218 (create_component_ref_by_pieces): ... here. Simplify.
6219 Prepare for recursive invocation for call arguments.
6220 (create_expression_by_pieces): Adjust call to
6221 create_component_ref_by_pieces.
6222 (compute_avail): Process operand 2 of reference ops.
6224 2008-07-29 Richard Guenther <rguenther@suse.de>
6226 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
6228 2008-07-29 Jakub Jelinek <jakub@redhat.com>
6230 * c-format.c (check_format_types): Revert unwanted checkin.
6232 2008-07-29 Jan Hubicka <jh@suse.cz>
6234 * flags.h (flag_really_no_inline): Remove.
6235 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
6236 * toplev.c (flag_really_no_inline): Remove.
6237 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
6238 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
6239 (cgraph_decide_inlining_incrementally): Likewise.
6240 (compute_inline_parameters): Likewise.
6241 * opts.c (decode_options): Simplify.
6242 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
6243 * common.opt (finline): Initialize to 1.
6244 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
6246 2008-07-29 Jan Hubicka <jh@suse.cz>
6248 * predict.c (always_optimize_for_size_p): New function.
6249 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6250 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6251 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
6253 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
6254 * function.c (prepare_function_start): Set default profile.
6255 * function.h (rtl_data): Add maybe_hot_insn_p.
6256 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
6257 (construct_exit_block): Likewise.
6258 (tree_expand_cfg): Likewise.
6260 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6261 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6262 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6263 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
6266 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6269 * c-decl.c (merge_decls): Merge USED flags.
6271 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
6273 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
6274 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
6275 next_stack, lab_false and lab_over trees.
6277 2008-07-28 Richard Guenther <rguenther@suse.de>
6279 PR tree-optimization/36957
6280 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
6281 (useless_type_conversion_p): Remove.
6282 (types_compatible_p): Remove.
6283 * gimple.h (tree_ssa_useless_type_conversion): Declare.
6284 (useless_type_conversion_p): Declare.
6285 (types_compatible_p): Declare.
6286 (gimple_expr_type): Return the base type only if it is
6287 trivially convertible to the subtype.
6289 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
6291 * configure.ac: Use the m4_do macro to concatenate the warnings into
6292 one string in ACX_PROG_CC_WARNING_OPTS,
6293 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
6294 * configure: Regenerate.
6296 2008-07-28 Richard Guenther <rguenther@suse.de>
6298 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
6299 (insert_fake_stores): Remove.
6300 (realify_fake_stores): Likewise.
6301 (execute_pre): Remove dead code.
6302 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
6303 (find_func_aliases): Deal with it here instead.
6304 Re-enable gcc_unreachable call.
6306 2008-07-28 Richard Guenther <rguenther@suse.de>
6308 Merge from gimple-tuples-branch.
6310 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
6311 * gimple.def: New file.
6312 * gsstruct.def: Likewise.
6313 * gimple-iterator.c: Likewise.
6314 * gimple-pretty-print.c: Likewise.
6315 * tree-gimple.c: Removed. Merged into ...
6316 * gimple.c: ... here. New file.
6317 * tree-gimple.h: Removed. Merged into ...
6318 * gimple.h: ... here. New file.
6320 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
6321 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
6322 --enable-checking=gimple flag.
6323 * config.in: Likewise.
6324 * configure: Regenerated.
6326 * tree-ssa-operands.h: Tuplified.
6327 * tree-vrp.c: Likewise.
6328 * tree-loop-linear.c: Likewise.
6329 * tree-into-ssa.c: Likewise.
6330 * tree-ssa-loop-im.c: Likewise.
6331 * tree-dump.c: Likewise.
6332 * tree-complex.c: Likewise.
6333 * cgraphbuild.c: Likewise.
6334 * tree-ssa-threadupdate.c: Likewise.
6335 * tree-ssa-loop-niter.c: Likewise.
6336 * tree-pretty-print.c: Likewise.
6337 * tracer.c: Likewise.
6338 * gengtype.c: Likewise.
6339 * tree-loop-distribution.c: Likewise.
6340 * tree-ssa-loop-unswitch.c: Likewise.
6341 * cgraph.c: Likewise.
6342 * cgraph.h: Likewise.
6343 * tree-ssa-loop-manip.c: Likewise.
6344 * value-prof.c: Likewise.
6345 * tree-ssa-loop-ch.c: Likewise.
6346 * tree-tailcall.c: Likewise.
6347 * value-prof.h: Likewise.
6350 * tree-pass.h: Likewise.
6351 * ipa-cp.c: Likewise.
6352 * tree-scalar-evolution.c: Likewise.
6353 * tree-scalar-evolution.h: Likewise.
6354 * target.h: Likewise.
6355 * lambda-mat.c: Likewise.
6356 * tree-phinodes.c: Likewise.
6357 * diagnostic.h: Likewise.
6358 * builtins.c: Likewise.
6359 * tree-ssa-alias-warnings.c: Likewise.
6360 * cfghooks.c: Likewise.
6361 * fold-const.c: Likewise.
6362 * cfghooks.h: Likewise.
6363 * omp-low.c: Likewise.
6364 * tree-ssa-dse.c: Likewise.
6365 * ipa-reference.c: Likewise.
6366 * tree-ssa-uncprop.c: Likewise.
6367 * toplev.c: Likewise.
6368 * tree-gimple.c: Likewise.
6369 * tree-gimple.h: Likewise.
6370 * tree-chrec.c: Likewise.
6371 * tree-chrec.h: Likewise.
6372 * tree-ssa-sccvn.c: Likewise.
6373 * tree-ssa-sccvn.h: Likewise.
6374 * cgraphunit.c: Likewise.
6375 * tree-ssa-copyrename.c: Likewise.
6376 * tree-ssa-ccp.c: Likewise.
6377 * tree-ssa-loop-ivopts.c: Likewise.
6378 * tree-nomudflap.c: Likewise.
6379 * tree-call-cdce.c: Likewise.
6380 * ipa-pure-const.c: Likewise.
6381 * c-format.c: Likewise.
6382 * tree-stdarg.c: Likewise.
6383 * tree-ssa-math-opts.c: Likewise.
6384 * tree-ssa-dom.c: Likewise.
6385 * tree-nrv.c: Likewise.
6386 * tree-ssa-propagate.c: Likewise.
6387 * ipa-utils.c: Likewise.
6388 * tree-ssa-propagate.h: Likewise.
6389 * tree-ssa-alias.c: Likewise.
6390 * gimple-low.c: Likewise.
6391 * tree-ssa-sink.c: Likewise.
6392 * ipa-inline.c: Likewise.
6393 * c-semantics.c: Likewise.
6394 * dwarf2out.c: Likewise.
6396 * tree-ssa-loop-ivcanon.c: Likewise.
6397 * predict.c: Likewise.
6398 * tree-ssa-loop.c: Likewise.
6399 * tree-parloops.c: Likewise.
6400 * tree-ssa-address.c: Likewise.
6401 * tree-ssa-ifcombine.c: Likewise.
6402 * matrix-reorg.c: Likewise.
6403 * c-decl.c: Likewise.
6404 * tree-eh.c: Likewise.
6405 * c-pretty-print.c: Likewise.
6406 * lambda-trans.c: Likewise.
6407 * function.c: Likewise.
6408 * langhooks.c: Likewise.
6409 * ebitmap.h: Likewise.
6410 * tree-vectorizer.c: Likewise.
6411 * function.h: Likewise.
6412 * langhooks.h: Likewise.
6413 * tree-vectorizer.h: Likewise.
6414 * ipa-type-escape.c: Likewise.
6415 * ipa-type-escape.h: Likewise.
6416 * domwalk.c: Likewise.
6417 * tree-if-conv.c: Likewise.
6418 * profile.c: Likewise.
6419 * domwalk.h: Likewise.
6420 * tree-data-ref.c: Likewise.
6421 * tree-data-ref.h: Likewise.
6422 * tree-flow-inline.h: Likewise.
6423 * tree-affine.c: Likewise.
6424 * tree-vect-analyze.c: Likewise.
6425 * c-typeck.c: Likewise.
6426 * gimplify.c: Likewise.
6427 * coretypes.h: Likewise.
6428 * tree-ssa-phiopt.c: Likewise.
6429 * calls.c: Likewise.
6430 * tree-ssa-coalesce.c: Likewise.
6431 * tree.def: Likewise.
6432 * tree-dfa.c: Likewise.
6433 * except.c: Likewise.
6434 * except.h: Likewise.
6435 * cfgexpand.c: Likewise.
6436 * tree-cfgcleanup.c: Likewise.
6437 * tree-ssa-pre.c: Likewise.
6438 * tree-ssa-live.c: Likewise.
6439 * tree-sra.c: Likewise.
6440 * tree-ssa-live.h: Likewise.
6441 * tree-predcom.c: Likewise.
6442 * lambda.h: Likewise.
6443 * tree-mudflap.c: Likewise.
6444 * ipa-prop.c: Likewise.
6445 * print-tree.c: Likewise.
6446 * tree-ssa-copy.c: Likewise.
6447 * ipa-prop.h: Likewise.
6448 * tree-ssa-forwprop.c: Likewise.
6449 * ggc-page.c: Likewise.
6450 * c-omp.c: Likewise.
6451 * tree-ssa-dce.c: Likewise.
6452 * tree-vect-patterns.c: Likewise.
6453 * tree-ssa-ter.c: Likewise.
6454 * tree-nested.c: Likewise.
6455 * tree-ssa.c: Likewise.
6456 * lambda-code.c: Likewise.
6457 * tree-ssa-loop-prefetch.c: Likewise.
6458 * tree-inline.c: Likewise.
6459 * tree-inline.h: Likewise.
6460 * tree-iterator.c: Likewise.
6461 * tree-optimize.c: Likewise.
6462 * tree-ssa-phiprop.c: Likewise.
6463 * tree-vect-transform.c: Likewise.
6464 * tree-object-size.c: Likewise.
6465 * tree-outof-ssa.c: Likewise.
6466 * cfgloop.c: Likewise.
6467 * system.h: Likewise.
6468 * tree-profile.c: Likewise.
6469 * cfgloop.h: Likewise.
6470 * c-gimplify.c: Likewise.
6471 * c-common.c: Likewise.
6472 * tree-vect-generic.c: Likewise.
6473 * tree-flow.h: Likewise.
6474 * c-common.h: Likewise.
6475 * basic-block.h: Likewise.
6476 * tree-ssa-structalias.c: Likewise.
6477 * tree-switch-conversion.c: Likewise.
6478 * tree-ssa-structalias.h: Likewise.
6479 * tree-cfg.c: Likewise.
6480 * passes.c: Likewise.
6481 * ipa-struct-reorg.c: Likewise.
6482 * ipa-struct-reorg.h: Likewise.
6483 * tree-ssa-reassoc.c: Likewise.
6484 * cfgrtl.c: Likewise.
6485 * varpool.c: Likewise.
6487 * tree-ssanames.c: Likewise.
6488 * tree-ssa-threadedge.c: Likewise.
6489 * langhooks-def.h: Likewise.
6490 * tree-ssa-operands.c: Likewise.
6491 * config/alpha/alpha.c: Likewise.
6492 * config/frv/frv.c: Likewise.
6493 * config/s390/s390.c: Likewise.
6494 * config/m32c/m32c.c: Likewise.
6495 * config/m32c/m32c-protos.h: Likewise.
6496 * config/spu/spu.c: Likewise.
6497 * config/sparc/sparc.c: Likewise.
6498 * config/i386/i386.c: Likewise.
6499 * config/sh/sh.c: Likewise.
6500 * config/xtensa/xtensa.c: Likewise.
6501 * config/stormy16/stormy16.c: Likewise.
6502 * config/ia64/ia64.c: Likewise.
6503 * config/rs6000/rs6000.c: Likewise.
6504 * config/pa/pa.c: Likewise.
6505 * config/mips/mips.c: Likewise.
6507 2008-07-28 Simon Baldwin <simonb@google.com>
6509 * c-pragma.c (handle_pragma_message): New function.
6510 (init_pragma): Register handle_pragma_message.
6511 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6514 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6516 PR tree-optimization/35252
6517 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6518 REALPART_EXPR to be considered as same load operation.
6520 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6522 PR tree-optimization/36830
6523 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6524 (expressions_equal_p): Return false if only one operand is null.
6526 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6528 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6529 version requirements.
6531 2008-07-26 Olivier Hainque <hainque@adacore.com>
6533 * collect2.c (symkind): New enum. Symbol kinds we care about.
6534 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6535 code and head comment accordingly.
6536 (scan_prog_file): Use symkind names instead of bare integers.
6538 2008-07-25 Jan Hubicka <jh@suse.cz>
6540 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6542 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6543 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6544 * dojump.c (clear_pending_stack_adjust): Likewise.
6545 * print-tree.c (print_node): Ignore DECL_INLINE.
6546 * tree-inline.c (inlinable_function_p): Likewise.
6548 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6550 * doc/extend.texi (hot attribute): Document that the hot attribute
6551 turns on -O3 for some ports.
6552 (cold attribute): Document that the cold attribute turns on -Os
6555 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6556 reflect function specific option support.
6558 * target.h (struct target_option_hooks): Add fields to say whether
6559 the cold attribute implies -Os and the hot attribute implies -O3.
6561 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6562 By default, do not turn on -Os for cold functions.
6563 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6564 not turn on -O3 for hot functions.
6566 * c-common.c (handle_hot_attribute): Use target hook to determine
6567 if hot functions should enable -O3.
6568 (handle_cold_attribute): Use target hook to determine if cold
6569 functions should enable -Os.
6571 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6572 (override_options): Move disable scheduling to
6573 optimization_options.
6574 (optimization_options): Disable scheduling here, not
6576 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6577 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6579 * config/ia64/ia64.c (ia64_override_options): Move setting
6580 scheduling flags to ia64_optimization_options.
6581 (ia64_optimization_options): Disable scheduling options here, and
6582 not in ia64_override_options.
6583 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6584 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6586 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6589 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6591 2008-07-25 Martin Jambor <mjambor@suse.cz>
6593 PR tree-optimization/36926
6594 * ipa-prop.c (ipa_analyze_call_uses): Call
6595 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6597 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6599 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6600 movv2si_internal): Add mem = reg alternative.
6602 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6605 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6606 DEFAULT_PCC_STRUCT_RETURN to 127.
6608 2008-07-24 Jan Hubicka <jh@suse.cz>
6610 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6611 (build_cgraph_edges): Likewise.
6612 * cgraph.c (cgraph_node): Do not update assembler hash.
6613 (cgraph_remove_node): Drop non-unit-at-a-time code.
6614 * tree-pass.h (pass_O0_always_inline): Remove.
6615 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6616 * toplev.c (process_options): Flag unit-at-a-time does not imply
6618 * cgraphunit.c: Update comments.
6619 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6620 (cgraph_assemble_pending_functions): Remove.
6621 (cgraph_reset_node): Drop non-unit-at-a-time code.
6622 (cgraph_finalize_function): Likewise.
6623 (cgraph_analyze_function): Likewise.
6624 (cgraph_finalize_compilation_unit): Likewise.
6625 (cgraph_expand_function): Likewise.
6626 (cgraph_optimize): Likesise.
6627 (save_inline_function_body): Likewise.
6628 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6629 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6630 * ipa-inline.c: Update comments.
6631 (enum inlining_mode): remove INLINE_SPEED.
6632 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6633 (cgraph_mark_inline_edge): Likewise.
6634 (try_inline): Likewise.
6635 (cgraph_decide_inlining_incrementally): Likewise.
6636 (cgraph_gate_inlining): Remove.
6637 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6638 (cgraph_gate_early_inlining): Likewise.
6639 (gate_inline_passes): Remove.
6640 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6641 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6642 pass_O0_always_inline): Remove.
6643 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6644 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6645 * opts.c (no_unit_at_a_time_default): Remove.
6646 (decode_options): Remove flag_unit_at_a_time reset and warning.
6647 * opts.h (no_unit_at_a_time_default): Remove.
6648 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6649 early in GNU dialect.
6650 (merge_decls): Update comment; drop unit-at-a-time check.
6651 (finish_decl): Likewise.
6652 (grok_declaration): Remove flag_inline_trees code.
6653 (finish_functions): Return on function returning non-void on all
6655 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6656 * cfgexpand.c (expand_one_static_var): Remove.
6657 (expand_one_var): Remove expand_one_static_var call.
6658 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6659 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6660 and flag_unit_at_a-time compatibility checks.
6661 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6662 * tree-inline.c (flag_inline_trees): Remove.
6663 (inlinable_function_p): Don't check it.
6664 (expand_call_inline): Remove non-unit-at-a-time code.
6665 * tree-inline.h (flag_inline_trees): Remove.
6666 * tree-optimize.c (execute_early_local_optimizations): Remove
6667 unit-at-a-time checks.
6668 (tree_rest_of_compilation): Likewise.
6669 * combine.c (setup_incoming_promotions): Likewise.
6670 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6671 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6672 * passes.c (pass_inline_parameters): Update comments; remove
6673 O0_alwaysinline pass.
6674 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6675 (execute_one_pass): Likewise.
6676 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6677 (ix86_function_sseregparm): Likewise.
6678 * arm.c (arm_function_in_section_p): Likewise.
6679 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6680 * varpool.c: Update comments.
6681 (decide_is_variable_needed): Remove unit-at-a-time checks.
6682 (varpool_finalize_decl): Likewise.
6684 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6686 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6688 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6690 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6692 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6693 imp symbol extension.
6695 2008-07-23 Ian Lance Taylor <iant@google.com>
6697 * tree-vrp.c (infer_value_range): Ignore asm statements when
6698 looking for memory accesses for -fdelete-null-pointer-checks.
6700 2008-07-24 Ben Elliston <bje@au.ibm.com>
6702 * config/spu/spu-c.c (__vector_keyword): New variable.
6703 (vector_keyword): Likewise.
6704 (spu_categorize_keyword): New function.
6705 (spu_macro_to_expand): Likewise.
6706 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6707 compiling an ISO C dialect.
6709 2008-07-24 Ben Elliston <bje@au.ibm.com>
6711 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6714 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6716 * configure: Regenerate.
6717 * configure.ac: Require texinfo 4.7.
6718 * doc/install.texi: Document texinfo 4.7 requirement.
6720 2008-07-23 Martin Jambor <mjambor@suse.cz>
6722 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6723 rather than for DECL_SAVED_TREE.
6724 * ipa-prop.c: Include diagnostic.h.
6725 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6727 (ipa_detect_param_modifications): Function rewritten from scratch.
6728 (ipa_compute_jump_functions): Changed accesses to modification flags.
6729 (ipa_free_node_params_substructures): Update flags destruction.
6730 (ipa_node_duplication_hook): Update flags duplication.
6731 (ipa_print_all_params_modified): Updated flag access.
6732 * ipa-prop.h (struct ipa_param_flags): New structure.
6733 (struct ipa_node_params): New field modification_analysis_done,
6734 modified_flags changed into param_flags.
6735 (ipa_is_ith_param_modified): Changed to use new flags.
6736 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6738 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6739 ipa-cp.c and split into two functions.
6740 (ipa_print_node_jump_functions): New function.
6741 (compute_scalar_jump_functions): New function.
6742 (type_like_member_ptr_p): New function.
6743 (compute_pass_through_member_ptrs): New function.
6744 (fill_member_ptr_cst_jump_function): New function.
6745 (determine_cst_member_ptr): New function.
6746 (compute_cst_member_ptr_arguments): New function.
6747 (ipa_compute_jump_functions): Complete rewrite.
6748 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6749 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6750 (struct ipa_member_ptr_cst): New structure.
6751 (union jump_func_value): New field member_cst.
6752 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6753 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6754 jump function types.
6755 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6756 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6757 instead of ipcp_print_all_jump_functions.
6758 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6759 only for replacable scalars.
6761 * doc/invoke.texi (Optimize options): Add description of
6762 -findirect-inlining.
6763 * common.opt (flag_indirect_inlining): New flag.
6764 * opts.c (decode_options): Set flag_indirect_inlining when
6767 * ipa-inline.c: Include ipa-prop.h.
6768 (inline_indirect_intraprocedural_analysis): New function.
6769 (inline_generate_summary): Allocate parameter and argument info
6770 structures, call inline_indirect_intraprocedural_analysis on each
6771 node when doing indirect inlining and deallocate indirect inlining
6772 data structures in the end.
6773 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6774 (free_all_ipa_structures_after_iinln): New function.
6775 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6777 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6779 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6780 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6781 of computing the frequency separately.
6782 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6783 of computing the frequency separately.
6784 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6785 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6786 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6787 (ipa_get_stmt_member_ptr_load_param): New function.
6788 (ipa_is_ssa_with_stmt_def): New function.
6789 (ipa_note_param_call): New function.
6790 (ipa_analyze_call_uses): New function.
6791 (ipa_analyze_stmt_uses): New function.
6792 (ipa_analyze_params_uses): New function.
6793 (ipa_free_node_params_substructures): Also free the param_calls linked
6795 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6796 (ipa_print_node_param_flags): New function.
6797 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6798 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6799 * ipa-prop.h (struct ipa_param_flags): New field called.
6800 (struct ipa_param_call_note): New structure.
6801 (struct ipa_node_params): New fields param_calls and
6803 (ipa_is_ith_param_called): New function.
6804 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6805 ipa_analyze_params_uses and dump parameter flags.
6807 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6808 ipa_propagate_indirect_call_infos if performing indirect inlining,
6809 pass a new parameter new_edges to it.
6810 (add_new_edges_to_heap): New fucntion.
6811 (cgraph_decide_inlining_of_small_functions): New vector
6812 new_indirect_edges for newly found indirect edges , call
6813 ipa_propagate_indirect_call_infos after inlining.
6814 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6815 inlining if performing indirect inlining. Call
6816 free_all_ipa_structures_after_iinln when doing so too.
6817 (inline_generate_summary): Do not call
6818 free_all_ipa_structures_after_iinln here.
6819 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6820 (print_edge_addition_message): New function.
6821 (update_call_notes_after_inlining): New function.
6822 (propagate_info_to_inlined_callees): New function.
6823 (ipa_propagate_indirect_call_infos): New function.
6824 * ipa-prop.h: Include cgraph.h
6825 (struct ipa_param_call_note): Fields reordered, new field processed.
6826 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6828 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6829 rediscovered call statements.
6830 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6831 (dump_cgraph_node): Dump also the indirect_call flag.
6832 (cgraph_clone_edge): Copy also the indirect_call flag.
6833 * tree-inline.c (copy_bb): Do not check for fndecls from call
6834 expressions, check for edge availability when moving clones.
6835 (get_indirect_callee_fndecl): New function.
6836 (expand_call_inline): If callee declaration is not apprent from
6837 the statement, try calling get_indirect_callee_fndecl. Do not
6838 issue warnings or call sorry when not inlinings an indirect edge.
6839 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6841 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6842 bit more frandly to matching.
6843 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6844 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6845 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6847 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6850 * opth-gen.awk: Suppress function specific features when building
6852 * optc-gen.awk: Ditto.
6854 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6857 * diagnostic.c (pedwarn): Add opt parameter.
6859 * c-tree.h (pedwarn_init): Add opt parameter.
6860 (pedwarn_c90): Likewise.
6861 (pedwarn_c99): Likewise.
6862 * c-errors.c (pedwarn_c99): Likewise.
6863 (pedwarn_c90): Likewise.
6864 * toplev.h (pedwarn): Update declaration.
6865 (pedwarn0): Declare.
6866 * c-lex.c: All calls to pedwarn changed.
6867 * builtins.c: All calls to pedwarn changed.
6868 * toplev.c: All calls to pedwarn changed.
6869 * c-decl.c: All calls to pedwarn changed.
6870 * c-typeck.c: All calls to pedwarn changed.
6871 * c-common.c: All calls to pedwarn changed.
6872 * c-parser.c: All calls to pedwarn changed.
6874 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6875 Karthik Kumar <karthikkumar@gmail.com>
6877 * attribs.c (file scope): Include c-common.h.
6878 (decl_attributes): Add support for #pragma GCC optimize and
6881 * targhooks.c (default_can_inline_p): New function that is the
6882 default for the TARGET_CAN_INLINE_P target hook.
6884 * targhooks.h (default_can_inline_p): Add declaration.
6886 * tree.c (cl_optimization_node): New static tree for building
6887 OPTIMIZATION_NODE tree.
6888 (cl_target_option_node): New static tree for building
6889 TARGET_OPTION_NODE tree.
6890 (cl_option_hash_table): New hash table for hashing
6891 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6892 (cl_option_hash_hash): New function to provide the hash value for
6893 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6894 (cl_option_hash_eq): New function to provide an equality test for
6895 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6896 (tree_code_size): Add support for OPTIMIZATION_NODE and
6897 TARGET_OPTION_NODE trees.
6898 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6899 TARGET_OPTION_NODE trees.
6900 (build_optimization_node): Build a tree that has all of the
6901 current optimization options.
6902 (build_target_option_node): Build a tree that has the target
6903 options that might be changed on a per function basis.
6905 * tree.h (file scope): Include options.h.
6906 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6907 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6908 (TREE_OPTIMIZATION): Ditto.
6909 (TREE_TARGET_SPECIFIC): Ditto.
6910 (struct tree_function_decl): Add fields for remembering the
6911 current optimization options and target specific options.
6912 (struct tree_optimization_option): New tree variant that remembers
6913 the optimization options.
6914 (struct tree_target_option): New tree variant that remembers the
6915 target specific flags that might change for compiling a particular
6917 (union tree_node): Include tree_optimization_option and
6918 tree_target_option fields.
6919 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6920 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6921 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6922 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6923 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6924 optimization and target options.
6925 (optimization_default_node): New macro to refer to global_trees
6927 (optimization_current_node): Ditto.
6928 (optimization_cold_node): Ditto.
6929 (optimization_hot_node): Ditto.
6930 (target_option_default_node): Ditto.
6931 (target_option_current_node): Ditto.
6932 (current_option_pragma): Ditto.
6933 (current_optimize_pragma): Ditto.
6935 * target.h (struct gcc_target): Add valid_option_attribute_p,
6936 target_option_save, target_option_restore, target_option_print,
6937 target_option_pragma_parse, and can_inline_p hooks.
6939 * toplev.h (parse_optimize_options): Add declaration.
6940 (fast_math_flags_struct_set_p): Ditto.
6942 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6943 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6946 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6947 tree_can_inline_p hook to see if one function can inline another.
6948 (cgraph_decide_inlining): Ditto.
6949 (cgraph_decide_inlining_incrementally): Ditto.
6951 * opts.c (decode_options): Add support for running multiple times
6952 to allow functions with different target or optimization options
6953 than was specified on the command line.
6954 (fast_math_flags_struct_set_p): New function that is similar to
6955 fast_math_flags_set_p, except it uses the values in the
6956 cl_optimization structure instead of global variables.
6958 * optc-gen.awk: Add support for TargetSave to allow a back end to
6959 declare new fields that need to be saved when using function
6960 specific options. Include flags.h and target.h in the options.c
6961 source. Add support for Save to indicate which options can be set
6962 for individual functions. Generate cl_optimize_save,
6963 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6964 cl_target_option_restore, cl_target_option_print functions to
6965 allow functions to use different optimization or target options.
6967 * opt-functions.awk (var_type_struct): Return the type used for
6968 storing the field in a structure.
6970 * opth-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. Add support for Save to indicate which options
6973 can be set for individual functions. Only generate one extern for
6974 Mask fields. Generate cl_optimization and cl_target_option
6975 structures to remember optimization and target options.
6977 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6978 collecting new tree nodes.
6979 (TS_TARGET_OPTION): Ditto.
6981 * c-decl.c (merge_decls): Merge function specific target and
6982 optimization options.
6984 * function.c (invoke_set_current_function_hook): If the function
6985 uses different optimization options, change the global variables
6988 * coretypes.h (struct cl_optimization): Add forward reference.
6989 (struct cl_target_option): Ditto.
6991 * c-pragma.c (option_stack): New static vector to remember the
6992 current #pragma GCC option stack.
6993 (handle_pragma_option): New function to support #pragma GCC option
6994 to change target options.
6995 (optimize_stack): New static vector to remember the current
6996 #pragma GCC optimize stack.
6997 (handle_pragma_optimize): New function to support #pragma GCC
6998 optimize to change optimization options.
6999 (init_pragma): Add support for #pragma GCC optimize and #pragma
7002 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
7003 optimization options.
7004 (TARGET_OPTION_NODE): New tree code for remembering certain target
7007 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
7008 TARGET_OPTION_NODE trees.
7010 * common.opt (-O): Add Optimization flag.
7012 (-fmath-errno): Ditto.
7013 (-falign-functions): Add UInteger flag to make sure flag gets full
7014 int in cl_optimization structure.
7015 (-falign-jumps): Ditto.
7016 (-falign-labels): Ditto.
7017 (-falign-loops): Ditto.
7018 (-fsched-stalled-insns): Ditto.
7019 (-fsched-stalled-insns-dep): Ditto.
7021 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
7023 (TARGET_OPTION_SAVE): Ditto.
7024 (TARGET_OPTION_RESTORE): Ditto.
7025 (TARGET_OPTION_PRINT): Ditto.
7026 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7027 (TARGET_CAN_INLINE_P): Ditto.
7028 (TARGET_INITIALIZER): Add new hooks.
7030 * tree-inline.c (tree_can_inline_p): New function to determine
7031 whether one function can inline another. Check if the functions
7032 use compatible optimization options, and also call the backend
7035 * tree-inline.h (tree_can_inline_p): Add declaration.
7037 * c-common.c (c_common_attribute): Add support for option and
7038 optimize attributes.
7039 (handle_option_attribute): Add support for the option attribute to
7040 allow the user to specify different target options for compiling a
7042 (handle_optimize_attribute): Add support for the optimize
7043 attribute to allow the user to specify different optimization
7044 options for compiling a specific function.
7045 (handle_hot_attribute): Turn on -O3 optimization for this one
7046 function if it isn't the default optimization level.
7047 (handle_cold_attribute): Turn on -Os optimization for this one
7048 function if it insn't the default optimization.
7049 (const_char_p): New const char * typedef.
7050 (optimize_args): New static vector to remember the optimization
7052 (parse_optimize_options): New function to set up the optimization
7053 arguments from either the optimize attribute or #pragma GCC optimize.
7055 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
7056 (builtin_define_std): Ditto.
7058 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
7059 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
7060 (x86_64-*-*): Ditto.
7062 * Makefile.in (TREE_H): Add options.h.
7063 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
7065 * doc/extend.texi (option attribute): Document new attribute.
7066 (optimize attribute): Ditto.
7067 (hot attribute): Document hot attribute sets -O3.
7068 (cold attribute): Document cold attribute sets -Os.
7069 (#pragma GCC option): Document new pragma.
7070 (#pragma GCC optimize): Ditto.
7072 * doc/options.texi (TargetSave): Document TargetSave syntax.
7073 (UInteger): Document UInteger must be used for certain flags.
7074 (Save): Document Save option to create target specific options
7075 that can be saved/restored on a function specific context.
7077 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
7078 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7080 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
7081 (TARGET_OPTION_SAVE): Ditto.
7082 (TARGET_OPTION_RESTORE): Ditto.
7083 (TARGET_OPTION_PRINT): Ditto.
7084 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7085 (TARGET_CAN_INLINE_P): Ditto.
7087 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
7089 (-mfpmath=both): Ditto.
7091 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7092 Karthik Kumar <karthikkumar@gmail.com>
7094 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
7095 (TARGET_POPCNT): Ditto.
7096 (TARGET_SAHF): Ditto.
7097 (TARGET_AES): Ditto.
7098 (TARGET_PCLMUL): Ditto.
7099 (TARGET_CMPXCHG16B): Ditto.
7100 (TARGET_RECIP): Move switch into target_flags.
7101 (TARGET_FUSED_MADD): Ditto.
7102 (ix86_arch_features): Make an unsigned char type.
7103 (ix86_tune_features): Ditto.
7104 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
7105 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
7106 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
7108 * config/i386/i386.opt (arch): New TargetSave field to define
7109 fields that need to be saved for function specific option support.
7112 (branch_cost): Ditto.
7113 (ix86_isa_flags_explicit): Ditto.
7114 (tune_defaulted): Ditto.
7115 (arch_specified): Ditto.
7116 (-m128-long-double): Add Save flag to save option for target
7117 specific option support.
7119 (-maccumulate-outgoing-args): Ditto.
7120 (-malign-double): Ditto.
7121 (-malign-stringops): Ditto.
7122 (-mfancy-math-387): Ditto.
7123 (-mhard-float): Ditto.
7125 (-minline-all-stringops): Ditto.
7126 (-minline-stringops-dynamically): Ditto.
7127 (-mms-bitfields): Ditto.
7128 (-mno-align-stringops): Ditto.
7129 (-mno-fancy-math-387): Ditto.
7130 (-mno-push-args): Ditto.
7131 (-mno-red-zone): Ditto.
7132 (-mpush-args): Ditto.
7133 (-mred-zone): Ditto.
7135 (-msseregparm): Ditto.
7136 (-mstack-arg-probe): Ditto.
7151 (-mrecip): Move flag into target_flags.
7153 (-mno-fused-madd): Ditto.
7154 (-mfused-madd): Ditto.
7155 (-mabm): Move flag into ix86_isa_flags.
7162 * config/i386/i386-c.c: New file for #pragma support.
7163 (ix86_target_macros_internal): New function to #define or #undef
7164 target macros based when the user uses the #pragma GCC option to
7165 change target options.
7166 (ix86_pragma_option_parse): New function to add #pragma GCC option
7168 (ix86_target_macros): Move defining the target macros here from
7169 TARGET_CPU_CPP_BUILTINS in i386.h.
7170 (ix86_register_pragmas): Register the #pragma GCC option hook. If
7171 defined, initialize any subtarget #pragmas.
7173 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
7174 REGISTER_TARGET_PRAGMAS.
7176 * config/i386/t-i386: New file for x86 dependencies.
7177 (i386.o): Make dependencies mirror the include files used.
7178 (i386-c.o): New file, add dependencies.
7180 * config/i386/i386-protos.h (override_options): Add bool argument.
7181 (ix86_valid_option_attribute_tree): Add declaration.
7182 (ix86_target_macros): Ditto.
7183 (ix86_register_macros): Ditto.
7185 * config/i386/i386.c (ix86_tune_features): Move initialization of
7186 the target masks to initial_ix86_tune_features to allow functions
7187 to have different target options. Make type unsigned char,
7188 instead of unsigned int.
7189 (initial_ix86_tune_features): New static vector to hold processor
7190 masks for the tune variables.
7191 (ix86_arch_features): Move initialization of the target masks to
7192 initial_ix86_arch_features to allow functions to have different
7193 target options. Make type unsigned char, instead of unsigned int.
7194 (initial_ix86_arch_features): New static vector to hold processor
7195 masks for the arch variables.
7196 (enum ix86_function_specific_strings): New enum to describe the
7197 string options used for attribute((option(...))).
7198 (ix86_target_string): New function to return a string that
7199 describes the target options.
7200 (ix86_debug_options): New function to print the current options in
7202 (ix86_function_specific_save): New function hook to save the
7203 function specific global variables in the cl_target_option structure.
7204 (ix86_function_specific_restore): New function hook to restore the
7205 function specific variables from the cl_target_option structure to
7206 the global variables.
7207 (ix86_function_specific_print): New function hook to print the
7208 target specific options in the cl_target_option structure.
7209 (ix86_valid_option_attribute_p): New function hook to validate
7210 attribute((option(...))) arguments.
7211 (ix86_valid_option_attribute_tree): New function that is common
7212 code between attribute((option(...))) and #pragma GCC option
7213 support that parses the options and returns a tree holding the options.
7214 (ix86_valid_option_attribute_inner_p): New helper function for
7215 ix86_valid_option_attribute_tree.
7216 (ix86_can_inline_p): New function hook to decide if one function
7217 can inline another on a target specific basis.
7218 (ix86_set_current_function); New function hook to switch target
7219 options if the user used attribute((option(...))) or #pragma GCC
7221 (ix86_tune_defaulted): Move to static file scope from
7223 (ix86_arch_specified): Ditto.
7224 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
7226 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
7227 (OPTION_MASK_ISA_ABM_SET): Ditto.
7228 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
7229 (OPTION_MASK_ISA_CX16_SET): Ditto.
7230 (OPTION_MASK_ISA_SAHF_SET): Ditto.
7231 (OPTION_MASK_ISA_AES_UNSET): Ditto.
7232 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
7233 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
7234 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
7235 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
7236 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
7237 (struct ptt): Move to static file scope from override_options.
7238 (processor_target_table): Ditto.
7240 (ix86_handle_option): Add support for options that are now isa options.
7241 (override_options): Add support for declaring functions that
7242 support different target options than were specified on the
7243 command line. Move struct ptt, processor_target_table, cpu_names,
7244 ix86_tune_defaulted, ix86_arch_specified to static file scope.
7245 Add bool argument. Fix up error messages so the appropriate error
7246 is given for either command line or attribute.
7247 (ix86_previous_fndecl): New static to remember previous function
7248 declaration to see if we need to change target options.
7249 (ix86_builtins_isa): New array to record the ISA of each builtin
7251 (def_builtin): Always create the builtin function, even if the
7252 current ISA doesn't support it.
7253 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
7254 tests for those builtins.
7255 (ix86_init_builtins): Remove TARGET_MMX test for calling
7256 ix86_init_mmx_sse_builtins.
7257 (ix86_expand_builtin): If the current ISA doesn't support a given
7258 builtin, signal an error.
7259 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
7260 (TARGET_SET_CURRENT_FUNCTION): Ditto.
7261 (TARGET_OPTION_SAVE): Ditto.
7262 (TARGET_OPTION_RESTORE): Ditto.
7263 (TARGET_OPTION_PRINT): Ditto.
7264 (TARGET_CAN_INLINE_P): Ditto.
7266 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
7268 * c-typeck.c (build_external_ref): Don't call assemble_external.
7269 * final.c (output_operand): Call assemble_external.
7271 2008-07-21 DJ Delorie <dj@redhat.com>
7273 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
7274 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7276 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7278 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
7279 original insn and splitter contents into ...
7280 ("*div<mode>3_fast"): ... this new pattern. Enable only if
7281 flag_unsafe_math_optimizations. Add dummy scratch register.
7282 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
7283 !flag_unsafe_math_optimizations. Returns number with next
7284 highest magnitude if this is still less or equal to the true
7285 quotient in magnitude.
7287 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
7289 * Makefile.in: Replace toplev.h with TOPLEV_H.
7290 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
7291 * c-lex.c (fe_file_change): Don't set in_system_header.
7292 * c-parser.c (c_token): Remove in_system_header.
7293 (c_lex_one_token): Don't set in_system_header.
7294 (c_parser_set_source_position_from_token): Don't set in_system_header.
7295 * diagnostic.c (diagnostic_report_diagnostic): Use location from
7298 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
7299 * flags.h (in_system_header): Remove.
7300 * function.c (saved_in_system_header): Remove.
7301 (push_cfun): Don't set in_system_header.
7302 (pop_cfun): Don't set in_system_header.
7303 (push_struct_function): Don't set in_system_header.
7304 * input.h (expanded_location): Add sysp.
7305 (in_system_header_at): New.
7306 (in_system_header): New.
7307 * toplev.c (in_system_header): Remove.
7308 * toplev.h: Include input.h
7310 * tree-cfg.c (execute_warn_function_return): Call warning_at.
7311 * tree-ssa.c (warn_uninit): Call warning_at.
7312 (warn_uninitialized_var): Update calls to warn_uninit.
7313 (warn_uninitialized_phi): Update calls to warn_uninit.
7314 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
7315 (expand_location): Initialize xloc.sysp.
7316 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
7317 (tree_decl_with_vis): Remove in_system_header_flag.
7319 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
7322 * recog.c (asm_operand_ok): Change the order of the extra
7323 memory constraint checks.
7325 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7328 * tree-switch-conversion.c (build_one_array): Call
7329 varpool_mark_needed_node and varpool_finalize_decl
7330 instead of assemble_variable.
7332 2008-07-19 Jan Hubicka <jh@suse.cz>
7334 * cgraph.c (cgraph_add_new_function): Do early local passes.
7335 * tree-nrv.c (gate_pass_return_slot): New gate.
7336 (pass_nrv): Add the gate.
7337 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
7339 (coalesce_ssa_name): Coalesce SSA names.
7340 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
7341 not optimizing so unused user vars remains visible.
7342 * common.opt (flag_tree_ter): Always enable by default.
7343 * tree-ssa-ter.c: Include flags.h
7344 (is_replaceable_p): Check that locations match; when aliasing is missing
7345 be conservative about loads.
7346 * tree-optimize.c (gate_init_datastructures): Remove.
7347 (pass_init_datastructures): New.
7348 * passes.c: Reorder passes so we always go into SSA.
7350 2008-07-19 Jan Hubicka <jh@suse.cz>
7352 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
7353 * doc/invoke.texi (--combine): Likewise.
7354 (-finline-functions-called-once): Update levels when enabled.
7355 (-funit-at-a-time): Document new behaviour.
7356 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
7357 -fno-section-anchors when disabled explicitly.
7358 (inline params): They are not ignored now.
7359 (precompiled headers): Remove unit-at-a-time as being incompatible.
7360 * opts.c (decode_options): Handle unit-at-a-time as alias;
7361 imply -fno-section-anchors when toplevel reorder is disabled
7363 * common.opt (ftoplevel-reorder): Set default value to 2.
7364 (funit-at-a-time): Set default value to 1.
7365 * config/rs6000/rs6000.c (optimization_options): Set section anchors
7368 2008-07-19 Jan Hubicka <jh@suse.cz>
7370 * builtins.c (expand_builtin_int_roundingfn,
7371 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
7374 2008-07-19 Richard Guenther <rguenther@suse.de>
7377 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
7378 * tree-ssa-sccvn.c (get_constant_value_id): New function.
7379 * tree-ssa-pre.c (get_expr_value_id): For newly created
7380 constant value-ids make sure to add the expression to its
7383 2008-07-19 Jakub Jelinek <jakub@redhat.com>
7386 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
7387 return value of the builtin is ignored.
7389 2008-07-19 Olivier Hainque <hainque@adacore.com>
7391 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
7392 bits, a C conformant malloc implementation has to provide.
7393 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
7395 2008-07-19 Joseph Myers <joseph@codesourcery.com>
7399 * reload.c (find_reloads_subreg_address): Only reload address if
7400 reloaded == 0, not for reloaded != 1.
7403 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7404 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7405 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7406 m32c_legitimize_reload_address.
7408 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7409 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7410 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7412 2008-07-19 Olivier Hainque <hainque@adacore.com>
7414 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
7415 argument, saying whether nested array are to be collapsed
7416 into a single array type DIE with multiple subscripts.
7417 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
7418 issues, centralize the nested array types collapsing control and
7419 disable the transformation for Ada.
7421 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
7424 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
7426 (x86_64_shift_adj_2): New expander.
7427 (x86_64_shift_adj_3): Ditto.
7428 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
7429 to split TImode operands.
7430 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
7431 (ix86_split_lshr): Ditto.
7433 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
7435 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
7436 and __CHAR32_TYPE__.
7437 * c-typeck.c (digest_init): Support char16_t and char32_t.
7438 (set_nonincremental_init_from_string): Idem.
7440 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7443 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
7444 PREFERRED_STACK_BOUNDARY.
7445 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7447 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7450 * function.c (locate_and_pad_parm): Cap boundary earlier.
7452 2008-07-17 Julian Brown <julian@codesourcery.com>
7454 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
7455 no-op for targets which don't use DLLs.
7457 2008-07-17 Martin Jambor <mjambor@suse.cz>
7459 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
7460 that nodes are relevant by examining the node->analyzed flag.
7461 (ipcp_init_stage): Check which nodes are relevant, assert that the
7462 relevant ones are also required.
7463 (ipcp_propagate_stage): Check on the side arrays are properly
7465 (ipcp_print_all_jump_functions): Make sure not to touch any node
7466 that is not analyzed or an edge that does not have a corresponding
7467 entry in the on-the-side vectors.
7468 (ipcp_function_scale_print): Likewise.
7469 (ipcp_update_callgraph): Check that the node is relevant.
7470 (ipcp_insert_stage): Check that the node is relevant. Check there is
7471 an info for every node and edge.
7472 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
7473 (ipa_print_all_tree_maps): Likewise and a new variable info.
7474 (ipa_print_all_params_modified): Likewise.
7475 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7477 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7480 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7482 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7484 PR rtl-optimization/36753
7485 * fwprop.c (use_killed_between): Don't shortcut
7486 single-definition global registers.
7488 2008-07-16 Jan Hubicka <jh@suse.cz>
7490 * cgraph.h (varpool_empty_needed_queue): Declare.
7491 * cgraphunit.c (output_in_order): Mark all variables as needed;
7493 * varpool.c (varpool_assemble_node): Update debug queue.
7494 (varpool_assemble_pending_decls): Don't do it here.
7495 (varpool_empty_needed_queue): New function.
7497 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7499 * recog.c (peephole2_optimize): Fix formatting.
7501 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7503 * c-pch.c (get_ident): Avoid C++ keywords.
7504 * combine-stack-adj.c (single_set_for_csa): Likewise.
7505 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7506 output_asm_insn): Likewise.
7507 * reload.c (push_secondary_reload, find_reusable_reload,
7508 push_reload, combine_reloads, find_reloads,
7509 debug_reload_to_stream): Likewise.
7510 * reload.h (struct reload): Likewise.
7511 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7512 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7513 emit_output_reload_insns): Likewise.
7514 * targhooks.c (default_secondary_reload): Likewise.
7515 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7517 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7519 * recog.c (validate_change_1, validate_change,
7520 validate_unshare_change, validate_replace_rtx_1, struct
7521 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7523 * reload.c (push_secondary_reload, secondary_reload_class,
7524 scratch_reload_class, find_valid_class, find_reusable_reload,
7525 push_reload, find_dummy_reload, find_reloads_address_1,
7526 find_reloads_address_part, find_equiv_reg): Likewise.
7527 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7528 choose_reload_regs): Likewise.
7529 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7531 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7532 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7533 * sched-rgn.c (concat_INSN_LIST): Likewise.
7534 * stor-layout.c (mode_for_size, mode_for_size_tree,
7535 smallest_mode_for_size): Likewise.
7537 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7539 * cfg.c (dump_reg_info): Avoid C++ keywords.
7540 * dwarf2asm.c (dw2_force_const_mem,
7541 dw2_asm_output_encoded_addr_rtx): Likewise.
7542 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7543 * expmed.c (expand_shift): Likewise.
7544 * global.c (find_reg): Likewise.
7545 * graph.c (draw_edge): Likewise.
7546 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7547 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7548 widen_clz, widen_bswap, expand_parity, expand_unop,
7549 emit_cmp_and_jump_insn_1): Likewise.
7550 * postreload.c (reload_cse_simplify_operands): Likewise.
7551 * ra.h (add_neighbor): Likewise.
7552 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7553 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7554 record_reg_classes, copy_cost, record_address_regs,
7555 invalid_mode_change_p): Likewise.
7556 * regrename.c (regrename_optimize, scan_rtx_reg,
7557 dump_def_use_chain, find_oldest_value_reg,
7558 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7560 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7562 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7563 MASK_POWERPC64 for power4 in previous commit.
7565 2008-07-16 Olivier Hainque <hainque@adacore.com>
7567 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7568 instead of bare conversion to cast const-ness away.
7570 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7572 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7573 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7574 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7575 (TARGET_FUNCTION_VALUE): Define.
7577 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7579 * config/rs6000/rs6000.c (processor_target_table): Add
7580 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7582 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7585 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7586 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7587 m32c_legitimize_reload_address.
7589 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
7591 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7592 DECL_IN_SYSTEM_HEADER in sync.
7594 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7596 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7597 * tree-ssa-pre.c (pre_expr_eq): Ditto
7598 (get_constant_for_value_id): Take a type as an argument.
7599 (fully_constant_expression): Pass in type.
7600 (find_or_generate_expression): Short circuit constant case.
7601 (create_expression_by_pieces): Remove special casing of
7603 (do_regular_insertion): Short circuit constant case.
7604 (do_partial_partial_insertion): Ditto.
7606 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7609 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7611 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7613 * config/xtensa/libgcc-xtensa.ver: New file.
7614 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7616 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7618 * df-problems.c (df_set_note): Avoid C++ keywords.
7619 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7620 * dse.c (record_store, remove_useless_values): Likewise.
7621 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7622 gen_reg_rtx_offset, operand_subword, change_address_1,
7623 change_address, adjust_address_1, offset_address,
7624 widen_memory_access, emit_copy_of_insn_after): Likewise.
7625 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7626 * fwprop.c (should_replace_address, propagate_rtx_1,
7627 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7629 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7630 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7631 * lcm.c (compute_insert_delete, pre_edge_lcm,
7632 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7633 * lower-subreg.c (resolve_reg_notes): Likewise.
7634 * mode-switching.c (optimize_mode_switching): Likewise.
7636 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7638 * bt-load.c (add_btr_def, migrate_btr_def,
7639 branch_target_load_optimize): Avoid C++ keywords.
7640 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7642 * combine.c (subst, simplify_set, make_extraction,
7643 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7644 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7645 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7647 2008-07-15 Richard Guenther <rguenther@suse.de>
7650 * c-common.c (strict_aliasing_warning): Do not warn for
7651 TYPE_REF_CAN_ALIAS_ALL pointers.
7652 (c_common_get_alias_set): may_alias types are not special.
7653 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7654 attribute and set can_ref_all accordingly.
7655 (build_reference_type_for_mode): Likewise.
7656 * doc/extend.texi (may_alias): Clarify.
7658 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7661 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7662 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7664 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7667 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7668 gcc_assert, instead call output_operand_lossage.
7670 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7672 * builtins.c (std_canonical_va_list): Treat structure based
7675 2008-07-15 Ben Elliston <bje@au.ibm.com>
7677 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7679 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
7681 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7684 2008-07-14 Jan Hubicka <jh@suse.cz>
7686 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7687 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7688 fix predicates and constraints.
7689 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7690 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7692 2008-07-14 Doug Kwan <dougkwan@google.com>
7694 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7695 additional option file arm/eabi.opt.
7696 * config/arm/eabi.h (File): New configuration file for EABI targets.
7697 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7698 SUBSUBTARGET_EXTRA_SPECS.
7699 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7700 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7701 from STARTFILE_SPEC so that it can be referenced in an override.
7702 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7703 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7704 can be referenced in an override.
7705 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7706 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7707 so that it can be referenced in an override.
7708 (LINK_SPEC): Use BPABI_LINK_SPEC.
7709 * config/arm/eabi.opt (File): New.
7711 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7713 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7714 (FIXED_VALUE_H): New variable.
7715 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7716 input.h, fixed-value.h.
7717 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7718 (BASIC_BLOCK_H): Use $(BITMAP_H).
7719 (FUNCTION_H): Add varray.h.
7720 (IPA_REFERENCE_H): Use $(BITMAP_H).
7721 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7722 (DF_H): Use $(BITMAP_H).
7723 (GGC_H): Add statistics.h.
7725 (INSN_ATTR_H): Use it.
7726 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7728 (SYMTAB_H): Add $(OBSTACK_H).
7729 (CPP_INTERNAL_H): New.
7730 (TREE_DUMP_H): Add tree-pass.h.
7731 (TREE_FLOW_H): Use $(BITMAP_H)
7732 (PRETTY_PRINT_H): Use $(INPUT_H).
7733 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7736 (many object files): Fix lots of header dependencies throughout.
7738 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7740 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7742 (s-gtyp-input): Use them to write tmp-gi.list.
7743 (echo_to_gi.list): Remove.
7745 2008-07-14 Richard Guenther <rguenther@suse.de>
7747 * tree-ssa-sccvn.c (pre_info): Remove.
7748 (switch_to_PRE_table): Likewise.
7749 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7750 (set_hashtable_value_ids): Do not create value-ids for the
7752 (run_scc_vn): Remove double test. Remove bogus special-case
7753 in value-number printing.
7754 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7755 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7757 * tree-flow-inline.h (get_value_handle): Remove.
7758 * tree-flow.h (get_value_handle): Remove.
7760 2008-07-14 Martin Jambor <mjambor@suse.cz>
7762 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7763 in which we generate arithmetics is not a subrange.
7765 2008-07-14 Martin Jambor <mjambor@suse.cz>
7767 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7769 2008-07-14 Richard Guenther <rguenther@suse.de>
7771 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7773 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7776 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7777 reload for symbol refs moved to r0 with -fPIC.
7778 (legitimize_pic_address): Use the target register as temporary
7780 (emit_symbolic_move): Adjust comment.
7781 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7784 2008-07-14 Ben Elliston <bje@au.ibm.com>
7786 * c-common.h (C_CPP_HASHNODE): New macro.
7787 * coretypes.h (struct cpp_token): Forward declare.
7788 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7789 the context-sensitive keyword method.
7790 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7791 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7792 expand_bool_pixel): New.
7793 (altivec_categorize_keyword): New function.
7794 (init_vector_keywords): New function.
7795 (rs6000_macro_to_expand): Likewise.
7796 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7797 compiling an ISO C dialect.
7799 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7801 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7802 (create_expression_by_pieces): Fix typo.
7803 (do_regular_insertion): Use debug counter here too.
7805 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7808 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7809 CONST_OK_FOR_LETTER_P. All port-local users changed.
7810 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7811 implement Kp matching power-of-two.
7812 (CONSTRAINT_LEN): Define to match.
7813 * config/cris/cris.md: Replace all use of constraint K with Kc.
7814 ("*btst*): Use Kp for operand 0 of last alternative.
7816 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7819 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7822 2008-07-13 Jan Hubicka <jh@suse.cz>
7824 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7827 2008-07-13 Richard Guenther <rguenther@suse.de>
7830 * langhooks.c (lhd_print_error_function): Deal with recursive
7833 2008-07-12 Jan Hubicka <jh@suse.cz>
7835 * cgraph.c (assembler_name_hash): New static var.
7836 (hash_node_by_assembler_name, eq_assembler_name): New.
7837 (cgraph_node_for_asm): Use hashtable.
7838 (cgraph_remove_node): Maintain hashtable.
7839 (change_decl_assembler_name): Sanity check that names are not changing
7840 after aliasing was processed.
7841 * cgraph.h (varpoon_node): Add next GGC marker.
7842 * tree.c (decl_assembler_name_equal): Constify.
7843 (decl_assembler_name_hash): New.
7844 * tree.h (decl_assembler_name_equal): Constify.
7845 (decl_assembler_name_hash): Update.
7847 2008-07-12 David Daney <ddaney@avtrex.com>
7849 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7852 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7854 * doc/md.texi: Document the MIPS "v" constraint.
7855 * config/mips/mips.h (reg_class): Revert last change.
7856 (REG_CLASS_NAMES): Likewise.
7857 (REG_CLASS_CONTENTS): Likewise.
7858 * config/mips/mips.c (mips_regno_to_class): Likewise.
7859 * config/mips/constraints.md (v): Likewise, but add documentation.
7860 Add a comment to say that this constraint should not be used in
7863 2008-07-11 DJ Delorie <dj@redhat.com>
7865 * config/h8300/h8300.md (length): Fix branch offset limit.
7867 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7869 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7870 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7871 (avr_hard_regno_scratch_ok): New function.
7872 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7873 * config/avr/avr.md (all peepholes that request a scratch register):
7874 Remove avr_peep2_scratch_safe use.
7876 2008-07-11 Tom Tromey <tromey@redhat.com>
7877 Ian Lance Taylor <iant@google.com>
7879 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7880 (struct c_common_resword): Define.
7881 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7882 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7883 (c_common_reswords, num_c_common_reswords): Declare.
7884 * c-common.c (c_common_reswords): New global const array.
7885 (num_c_common_reswords): New const int.
7886 * c-parser.c (struct resword, reswords): Don't define.
7887 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7888 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7889 than reswords. If warning about C++ keywords, give them a special
7891 (c_lex_one_token): Warn about C++ keywords. Call
7892 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7893 (c_parser_external_declaration): Look for RID_xxx rather than
7894 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7895 (c_parser_statement_after_labels): Likewise.
7896 (c_parser_objc_class_instance_variables): Likewise.
7897 (c_parser_objc_class_declaration): Likewise.
7898 (c_parser_objc_try_catch_statement): Likewise.
7899 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7900 (declspecs_add_type): Likewise.
7902 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7904 * ggc-page.c (alloc_page):
7905 Substituting xmalloc, xcalloc with
7906 XNEWVEC and XCNEWVAR macros which add the
7909 2008-07-11 Richard Guenther <rguenther@suse.de>
7911 PR tree-optimization/36765
7912 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7913 aliases from HEAP vars to SMTs.
7915 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7917 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7918 * configure.ac (loose_warn): Move -Wc++-compat from here...
7919 (strict_warn): ...to here.
7920 * configure: Regenerate.
7922 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7924 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7925 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7926 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7927 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7928 excluding more specific h8300-*-* and sh-*-* targets.
7930 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7932 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7934 (execute_pre): Call loop_optimizer_finalize in early exit.
7936 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7939 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7940 uids in the bitmap, not just VAR_DECL uids.
7942 PR rtl-optimization/36419
7943 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7944 (combine_stack_adjustments_for_block): Call it if needed. Delete
7946 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7947 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7948 prologue sp adjustment.
7950 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7953 * opts.c (print_ignored_options): Report postponed diagnostics for
7954 unknown -Wno-* options as warnings, not errors.
7955 (postpone_unknown_option_error): Renamed to...
7956 (postpone_unknown_option_warning): ... this.
7958 2008-07-09 Doug Kwan <dougkwan@google.com>
7961 2008-07-08 Doug Kwan <dougkwan@google.com>
7963 * config/arm/arm.opt (mandroid): New option.
7964 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7965 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7967 (CC1PLUS_SPEC): Same.
7969 (STARTFILE_SPEC): Same.
7970 (ENDFILE_SPEC): Same.
7971 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7974 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7977 * config/mips/mips.h (reg_class): Remove V1_REG.
7978 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7979 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7981 (mips_get_tp): New function.
7982 (mips_legitimize_tls_address): Use it.
7983 * config/mips/constraints.md (v): Delete.
7984 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7985 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7986 After reload, split into a move and ...
7987 (*tls_get_tp_<mode>_split): ...this new instruction.
7989 2008-07-09 David Daney <ddaney@avtrex.com>
7991 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7993 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7995 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7996 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7998 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7999 htab_delete should be called. Don't free c.
8000 (lookup_tmp_var): Create temp_htab lazily.
8001 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
8002 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
8004 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
8005 lower_omp_ordered, lower_omp_critical, lower_omp_for,
8006 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
8007 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
8008 * tree-sra.c (generate_element_init): Likewise.
8009 * tree-mudflap.c (execute_mudflap_function_ops,
8010 execute_mudflap_function_decls): Likewise.
8011 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
8012 * tree-gimple.h (struct gimplify_ctx): New type.
8013 (push_gimplify_context): Adjust prototype.
8015 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
8017 * tree-ssa-pre.c (phi_translate_1): Update placement of
8020 2008-07-09 Anatoly Sokolov <aesok@post.ru>
8022 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
8023 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
8024 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
8025 * targhooks.c (default_hard_regno_scratch_ok): New function.
8026 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
8027 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
8028 * recog.c: Include "target.h".
8029 (peep2_find_free_register): Add check for global regs. Add target
8031 * Makefile.in (recog.o): Depend on target.h.
8033 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
8035 * config/sh/sh.c (sh_canonical_va_list_type): New.
8036 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
8038 2008-07-09 Raksit Ashok <raksit@google.com>
8040 * doc/invoke.texi (Option Summary): Mention new option
8041 -Wdisallowed-function-list=...
8042 (Warning Options): Document -Wdisallowed-function-list=...
8043 * common.opt (Wdisallowed-function-list=): New flag.
8044 * flags.h (warn_disallowed_functions): External definition of new
8045 boolean warning flag.
8046 (warn_if_disallowed_function_p): Declare new function.
8047 * opts.c (warning_disallowed_functions): New static variable.
8048 (warn_disallowed_functions): New boolean warning flag.
8049 (warn_if_disallowed_function_p): New function.
8050 (add_comma_separated_to_vector): Rename
8051 add_instrument_functions_exclude_list to this.
8052 (common_handle_option): Handle new option. Rename calls to
8053 add_instrument_functions_exclude_list into calls to
8054 add_comma_separated_to_vector.
8055 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
8056 based on flag warn_disallowed_functions.
8058 2008-07-09 Christian Bruel <christian.bruel@st.com>
8060 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
8061 instead of get_attr_length.
8063 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8065 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
8067 * genemit.c (gen_insn): Likewise.
8068 * gengtype.c (note_def_vec): Likewise.
8069 * gengtype.h (note_def_vec): Likewise.
8070 * genoutput.c (struct data, output_insn_data, process_template,
8071 gen_expand, gen_split, note_constraint): Likewise.
8072 * genrecog.c (new_decision, add_to_sequence, factor_tests,
8073 make_insn_sequence): Likewise.
8074 * gensupport.c (record_insn_name): Likewise.
8076 2008-07-08 Doug Kwan <dougkwan@google.com>
8078 * config/arm/arm.opt (mandroid): New option.
8079 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8080 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8082 (CC1PLUS_SPEC): Same.
8084 (STARTFILE_SPEC): Same.
8085 (ENDFILE_SPEC): Same.
8086 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8089 2008-07-08 Raksit Ashok <raksit@google.com>
8091 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
8092 (set_storage_via_setmem): Fix expected_align parameter.
8093 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
8094 missing from the list.
8095 * doc/md.texi (movmem): Explicitly state that expected alignment is
8096 to be expressed in bytes.
8097 (setmem): Explicitly state that expected alignment is to be expressed
8100 2008-07-08 Joseph Myers <joseph@codesourcery.com>
8102 * reload.c (find_reloads_subreg_address): Do not require validity
8103 of address in original mode before reloading address.
8105 2008-07-07 Tianwei Sheng <tianweis@google.com>
8107 * df-core.c (df_remove_problem): Adjust the access to avoid out of
8108 bounds array access.
8110 2008-07-08 Jakub Jelinek <jakub@redhat.com>
8112 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
8114 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
8116 Fix PR tree-optimization/23455
8117 Fix PR tree-optimization/35286
8118 Fix PR tree-optimization/35287
8119 * Makefile.in (OBJS-common): Remove tree-vn.o.
8120 (tree-vn.o): Remove.
8121 * dbgcnt.def: Add treepre_insert debug counter.
8122 * gcc/tree-flow.h (add_to_value): Updated for other changes.
8123 (debug_value_expressions): Ditto.
8124 (print_value_expressions): Ditto.
8125 * tree-pretty-print.c (dump_generic_node): Updated for
8126 VALUE_HANDLE removal.
8127 * tree-ssa-dom.c (record_equality): Ditto.
8128 (cprop_operand): Ditto.
8129 (lookup_avail_expr): Ditto.
8130 * tree-ssa-threadedge.c
8131 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
8132 (simplify_control_stmt_condition): Ditto.
8133 * tree.c (tree_code_size): Ditto.
8134 (tree_node_structure): Ditto.
8135 (iterative_hash_expr): Ditto.
8137 * tree.h (VALUE_HANDLE_ID): Ditto.
8138 (VALUE_HANDLE_EXPR_SET): Ditto.
8139 (struct tree_value_handle): Ditto.
8140 (union tree_node): Ditto.
8141 * treestruct.def: Ditto.
8142 * tree-vn.c: Removed.
8143 * tree-ssa-pre.c: Rewritten entirely.
8144 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
8145 (constant_value_ids): Ditto.
8146 (vn_nary_op_t): Moved to header.
8148 (vn_reference_op_t): Ditto
8149 (vn_reference_t): Ditto.
8150 (next_value_id): New variable.
8151 (VN_INFO): Add an assert.
8152 (vn_constant_eq): New function.
8153 (vn_constant_hash): Ditto.
8154 (get_or_alloc_constant_value_id): Ditto.
8155 (value_id_constant_p): Ditto.
8156 (vn_reference_compute_hash): De-staticify.
8157 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
8158 Disable some code with a FIXME. Remove VALUE_HANDLE use.
8159 (valueize_refs): Update opcode if it changes from ssa name to constant.
8160 (vn_reference_lookup_1): Add new argument.
8161 (vn_reference_lookup): Ditto.
8162 (vn_reference_lookup_pieces): New function.
8163 (vn_reference_insert): Add return type. Modify to deal with value ids.
8164 (vn_reference_insert_pieces): New function.
8165 (vn_nary_op_compute_hash): De-staticify.
8166 (vn_nary_op_eq): Ditto.
8167 (vn_nary_op_lookup_pieces): New function.
8168 (vn_nary_op_lookup): Add new argument.
8169 (vn_nary_op_insert_pieces): New function.
8170 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
8171 (vn_phi_insert): Ditto.
8172 (visit_unary_op): Update for callee changes.
8173 (visit_binary_op): Ditto.
8174 (visit_reference_op_load): Ditto.
8175 (visit_reference_op_store): Ditto.
8176 (init_scc_vn): Init next_value_id, constant_to_value_id and
8178 (free_scc_vn): Free them.
8179 (set_hashtable_value_ids): New function.
8180 (run_scc_vn): Use it.
8181 (get_max_value_id): New function.
8182 (get_next_value_id): Ditto.
8183 (expressions_equal_p): Moved from tree-vn.c
8184 (sort_vuses): Ditto.
8185 (sort_vuses_heap): Ditto.
8186 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
8188 * tree.c (iterative_hash_hashval_t): Made non-static
8189 * tree.h (iterative_hash_hashval_t): Declare it.
8191 2008-07-08 Martin Jambor <mjambor@suse.cz>
8193 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
8194 instead of ipa_create_node_params.
8195 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
8196 ipa_check_create_edge_args, free them with
8197 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
8199 * ipa-prop.c: Include flags.h and tree-inline.h.
8200 (ipa_node_params_vector): New variable.
8201 (ipa_edge_args_vector): New variable.
8202 (edge_removal_hook_holder): New variable.
8203 (node_removal_hook_holder): New variable.
8204 (edge_duplication_hook_holder): New variable.
8205 (node_duplication_hook_holder): New variable.
8206 (ipa_detect_param_modifications): Check for presence of modified flags.
8207 (ipa_compute_jump_functions): Check for presence of jump functions.
8208 (ipa_free_edge_args_substructures): New function.
8209 (ipa_create_node_params): Removed.
8210 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
8211 (ipa_free_node_params_substructures): New function.
8212 (ipa_free_all_node_params): Changed to deallocate the on-the-side
8214 (ipa_edge_removal_hook): New function.
8215 (ipa_node_removal_hook): New function.
8216 (duplicate_array): New function.
8217 (ipa_edge_duplication_hook): New function.
8218 (ipa_node_duplication_hook): New function.
8219 (ipa_register_cgraph_hooks): New function.
8220 (ipa_unregister_cgraph_hooks): New function.
8221 (free_all_ipa_structures_after_ipa_cp): New function.
8223 * ipa-prop.h: Include vec.h.
8224 (ipa_node_params_t): New typedef with vector types for it.
8225 (ipa_edge_args_t): New typedef with vector types for it.
8226 (IPA_NODE_REF): Changed to access an on-the-side vector.
8227 (IPA_EDGE_REF): Changed to access an on-the-side vector.
8228 (ipa_check_create_node_params): New function.
8229 (ipa_check_create_edge_args): New function.
8231 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
8234 2008-07-07 Tom Tromey <tromey@redhat.com>
8236 * configure, config.in: Rebuilt.
8237 * configure.ac: Don't check for scandir or alphasort.
8239 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8241 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
8242 types immediately after creating them.
8244 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8246 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
8248 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
8250 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
8251 dump_constraint_graph.
8252 (dump_constraint_edge): New function.
8253 (dump_constraint_graph): New function.
8254 (debug_constraint_graph): New function.
8255 (dump_constraint): Removed useless comparison.
8256 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
8257 (dump_constraint_graph): Declare.
8258 (debug_constraint_graph): Declare.
8259 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
8261 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
8263 * config/i386/i386.c (is_va_list_char_pointer): New.
8264 (ix86_va_start): Replace compare with ms_va_list_type_node
8265 by is_va_list_char_pointer.
8266 (ix86_gimplify_va_arg): Likewise.
8268 2008-07-07 Martin Jambor <mjambor@suse.cz>
8270 * cgraph.c (cgraph_edge_max_uid): New variable.
8271 (struct cgraph_edge_hook_list): New type.
8272 (struct cgraph_node_hook_list): New type.
8273 (struct cgraph_2edge_hook_list): New type.
8274 (struct cgraph_2node_hook_list): New type.
8275 (first_cgraph_edge_removal_hook): New variable.
8276 (first_cgraph_node_removal_hook): New variable.
8277 (first_cgraph_edge_duplicated_hook): New variable.
8278 (first_cgraph_node_duplicated_hook): New variable.
8279 (cgraph_add_edge_removal_hook): New function.
8280 (cgraph_remove_edge_removal_hook): New function.
8281 (cgraph_call_edge_removal_hooks): New function.
8282 (cgraph_add_node_removal_hook): New function.
8283 (cgraph_remove_node_removal_hook): New function.
8284 (cgraph_call_node_removal_hooks): New function.
8285 (cgraph_add_edge_duplication_hook): New function.
8286 (cgraph_remove_edge_duplication_hook): New function.
8287 (cgraph_call_edge_duplication_hooks): New function.
8288 (cgraph_add_node_duplication_hook): New function.
8289 (cgraph_remove_node_duplication_hook): New function.
8290 (cgraph_call_node_duplication_hooks): New function.
8291 (cgraph_create_edge): Assign to edge uid.
8292 (cgraph_remove_edge): Call edge removal hooks.
8293 (cgraph_node_remove_callees): Call edge removal hooks.
8294 (cgraph_node_remove_callers): Call edge removal hooks.
8295 (cgraph_remove_node): Call node removal hooks.
8296 (cgraph_clone_edge): Call edge duplication hooks.
8297 (cgraph_clone_node): Call node duplication hooks.
8299 * cgraph.h (cgraph_edge): New field uid.
8300 (cgraph_edge_hook): New type.
8301 (cgraph_node_hook): New type.
8302 (cgraph_2edge_hook): New type.
8303 (cgraph_2node_hook): New type.
8305 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
8307 * config.in: Regenerate.
8309 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
8311 * gcc.c (print_sysroot): New.
8312 (option_map, display_help, process_command): Handle the
8313 -print-sysroot option.
8314 (main): Print the sysroot if requested.
8315 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
8317 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8320 * unwind-pe.h (size_of_encoded_value): add attribute unused.
8322 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
8324 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
8325 (assign_parm_setup_block_p): Also check mode of entry_parm.
8327 2008-07-07 Richard Guenther <rguenther@suse.de>
8329 * tree-ssa-structalias.h (set_used_smts): Remove.
8330 * tree-ssa-structalias.c (used_smts): Likewise.
8331 (set_used_smts): Likewise.
8332 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
8333 call to set_used_smts.
8335 2008-07-07 Richard Guenther <rguenther@suse.de>
8337 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
8338 (new_var_info): Set it to false.
8339 (solution_set_add): Correctly handle pointers outside a var and
8341 (type_safe): Treat variables with is_full_var properly.
8342 (do_sd_constraint): Likewise.
8343 (do_ds_constraint): Likewise.
8344 (process_constraint): Remove zeroing offset for !use_field_sensitive.
8345 (get_constraint_for_ptr_offset): New function.
8346 (get_constraint_for_component_ref): For addresses at least include
8347 the last field of the variable. Handle is_full_vars properly.
8348 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
8349 (handle_ptr_arith): Remove.
8350 (find_func_aliases): Simplify assignment handling.
8351 (create_function_info_for): For parameter and result varinfos set
8353 (create_variable_info_for): Set is_full_var flag whenever we
8354 just created a single varinfo for a decl.
8355 (init_alias_vars): Initialize use_field_sensitive from
8356 max-fields-for-field-sensitive parameter.
8358 2008-07-07 Richard Guenther <rguenther@suse.de>
8360 PR tree-optimization/36713
8361 * tree-flow-inline.h (is_call_used): New function.
8362 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
8363 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8364 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
8366 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8368 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
8370 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
8372 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
8374 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8375 Nathan Sidwell <nathan@codesourcery.com>
8377 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
8378 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
8380 * config/m68k/t-linux: New.
8381 * doc/install.texi: Document m68k-*-linux is now multilibbed by
8384 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
8386 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
8387 * config/m68k/m68k-devices.def: Remove multilibs that only differ
8390 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8392 * gcc.c (execute): Fix -Wc++-compat warning.
8394 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
8397 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
8398 constant for little endian.
8400 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
8402 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
8403 mips_base_mips16 instead of TARGET_MIPS16.
8404 (mips_base_mips16): Declare.
8405 * config/mips/mips.c (mips_base_mips16): Make global.
8406 (was_mips16_p): Remove GTY marker.
8407 (was_mips16_pch_p): New variable.
8408 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
8409 (mips_override_options): Force to non-MIPS16 mode initially.
8410 Do not complain about MIPS16 PIC incompatibilities here.
8411 Only allow -mgpopt if -mexplicit-relocs is in force for
8414 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
8416 * configure.ac: Check for caddr_t, define to char * if not defined.
8417 * configure: Regenerate.
8418 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
8419 (mmap_gt_pch_use_address): Likewise.
8420 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
8422 2008-07-06 Richard Guenther <rguenther@suse.de>
8424 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
8425 (new_var_info): Deal with it.
8426 (solution_set_add): Likewise.
8427 (bitpos_of_field): Make signed, fix.
8428 (struct fieldoff): Remove type and decl fields. Make size field
8429 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
8431 (fieldoff_compare): Deal with it.
8432 (push_fields_onto_fieldstack): Remove has_union argument, glob
8433 adjacent non-pointer fields together.
8434 (create_function_info_for): Do not set has_union.
8435 (create_variable_info_for): Simplify.
8437 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
8439 * config.gcc (extra_headers): Add cross-stdarg.h for target
8440 x86_64-*-* and i?86-*-*.
8441 * config/i386/cross-stdarg.h: New.
8442 * builtins.c (std_fn_abi_va_list): New.
8443 (std_canonical_va_list_type): New.
8444 (stabilize_va_list): Replace va_list_type_node use by
8445 mtarget.canonical_va_list_type.
8446 (gimplify_va_arg_expr): Likewise.
8447 (expand_builtin_va_copy): Replace va_list_type_node use by
8448 mtarget.fn_abi_va_list.
8449 * tree-sra.c (is_va_list_type): New helper.
8450 (decl_can_be_decomposed_p): Replace
8451 va_list_type_node use by is_va_list_type.
8452 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
8453 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8454 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
8455 * config/i386/i386-protos.h (ix86_get_valist_type): New.
8456 (ix86_enum_va_list): New.
8457 * config/i386/i386.c (sysv_va_list_type_node): New.
8458 (ms_va_list_type_node): New.
8459 (ix86_function_type_abi): Remove sorry.
8460 (ix86_build_builtin_va_list_abi): New.
8461 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
8463 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
8464 (ix86_init_builtins_va_builtins_abi): New.
8465 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
8467 (ix86_handle_abi_attribute): New.
8468 (attribute_spec): Add sysv_abi and ms_abi.
8469 (ix86_fn_abi_va_list): New.
8470 (ix86_canonical_va_list_type): New.
8471 (ix86_enum_va_list): New.
8472 (TARGET_FN_ABI_VA_LIST): New.
8473 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8474 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
8475 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8476 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8477 (TARGET_ENUM_VA_LIST): New.
8478 * expr.h (std_fn_abi_va_list): New.
8479 (std_canonical_va_list_type): New.
8480 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8481 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8482 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8483 TARGET_CANONICAL_VA_LIST_TYPE.
8484 * target.h (struct gcc_target): Add fn_abi_va_list hook
8485 and canonical_va_list_type hook.
8487 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8489 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8490 integral and pointer types.
8492 2008-07-04 Roger Sayle <roger@eyesopen.com>
8494 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8495 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8497 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8500 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8502 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8504 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8505 build_gimple_modify_stmt.
8506 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8507 gimple operand. Use fold_build* instead of build*.
8509 2008-07-04 Richard Guenther <rguenther@suse.de>
8511 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8512 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8513 properly to compute the reachability set if we do field-sensitive PTA.
8514 * invoke.texi (max-fields-for-field-sensitive): Document default.
8515 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8516 100 for optimize >= 2.
8518 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8520 * ggc-zone.c (lookup_page_table_if_allocated,
8521 set_page_table_entry, zone_find_object_size, alloc_small_page,
8522 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8523 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8524 -Wc++-compat and/or -Wcast-qual warnings.
8526 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8529 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8530 pic_offset_table_rtx to be marked as used here.
8531 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8532 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8533 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8534 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8537 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8539 * alloc-pool.c (hash_descriptor, eq_descriptor,
8540 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8541 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8543 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8544 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8545 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8546 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8549 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8551 * tree-flow.h (loop_only_exit_p): Declare.
8552 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8553 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8554 the number of iterations if it is constant. Otherwise, if this is the
8555 only possible exit of the loop, use the conservative estimate on the
8556 number of iterations of the entire loop if available.
8558 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8560 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8561 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8562 Add synchronization functions.
8563 * config/sync.c: New file.
8564 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8565 (LIBGCC_SYNC_CFLAGS): Likewise.
8567 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8570 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8571 (*pushtf_sse): New insn pattern.
8572 (pushtf splitters): New splitters.
8574 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8577 * predict.c (build_predict_expr): Use void_type_node for the tree
8578 type, instead of NULL_TREE.
8580 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8582 * config/i386/i386.c (contains_aligned_value_p): Return true
8584 (ix86_data_alignment): Align TCmode to 128bits.
8585 (ix86_local_alignment): Likewise.
8587 2008-07-03 Andrew Haley <aph@redhat.com>
8590 * vec.h (VEC_TA): New.
8591 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8592 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8593 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8594 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8595 (C_COMMON_FIXED_TYPES): Remove first arg.
8596 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8597 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8598 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8599 not to use empty macro arguments.
8601 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8603 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8604 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8605 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8606 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8607 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8608 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8609 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8610 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8611 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8612 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8613 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8614 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8615 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8616 config/rs6000/e500crtres64gpr.asm,
8617 config/rs6000/e500crtres64gprctr.asm,
8618 config/rs6000/e500crtrest32gpr.asm,
8619 config/rs6000/e500crtrest64gpr.asm,
8620 config/rs6000/e500crtresx32gpr.asm,
8621 config/rs6000/e500crtresx64gpr.asm,
8622 config/rs6000/e500crtsav32gpr.asm,
8623 config/rs6000/e500crtsav64gpr.asm,
8624 config/rs6000/e500crtsav64gprctr.asm,
8625 config/rs6000/e500crtsavg32gpr.asm,
8626 config/rs6000/e500crtsavg64gpr.asm,
8627 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8628 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8629 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8630 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8631 config/sparc/sol2-cn.asm: Remove .file directives.
8633 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8635 * resource.c (mark_referenced_resources): Look inside
8636 UNSPEC_VOLATILEs and ASM_INPUTs.
8638 2008-07-02 Ian Lance Taylor <iant@google.com>
8640 * rtlanal.c (add_reg_note): New function.
8641 * rtl.h (add_reg_note): Declare.
8642 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8643 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8644 * builtins.c (expand_builtin_longjmp): Likewise.
8645 (expand_builtin_nonlocal_goto): Likewise.
8646 * calls.c (emit_call_1, expand_call): Likewise.
8647 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8648 * cfglayout.c (fixup_reorder_chain): Likewise.
8649 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8650 (commit_one_edge_insertion): Likewise.
8651 * combine.c (move_deaths, distribute_notes): Likewise.
8652 * df-problems.c (df_set_note): Likewise.
8653 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8654 (set_unique_reg_note): Likewise.
8655 (emit_copy_of_insn_after): Likewise.
8656 * expr.c (expand_expr_real): Likewise.
8657 * gcse.c (add_label_notes): Likewise.
8658 * haifa-sched.c (create_check_block_twin): Likewise.
8659 * jump.c (mark_jump_label_1): Likewise.
8660 * loop-doloop.c (add_test, doloop_modify): Likewise.
8661 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8662 * lower-subreg.c (move_eh_region_note): Likewise.
8663 * optabs.c (emit_libcall_block): Likewise.
8664 * predict.c (predict_insn): Likewise.
8665 (combine_predictions_for_insn): Likewise.
8666 * recog.c (peephole2_optimize): Likewise.
8667 * regmove.c (try_auto_increment): Likewise.
8668 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8669 * reload.c (find_reloads): Likewise.
8670 * reload1.c (fixup_eh_region_note): Likewise.
8671 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8672 * reorg.c (delete_prior_computation): Likewise.
8673 (delete_computation, dbr_schedule): Likewise.
8674 * config/pa/pa.c (legitimize_pic_address): Likewise.
8675 * config/sh/sh.c (sh_reorg): Likewise.
8677 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8680 * config/libgcc-glibc.ver: Add %exclude.
8681 * config/m32r/libgcc-glibc.ver: Likwise.
8682 * config/s390/libgcc-glibc.ver: Likwise.
8683 * config/sh/libgcc-glibc.ver: Likwise.
8684 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8686 * config/i386/libgcc-glibc.ver: New.
8688 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8690 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8692 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8693 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8694 i[34567]86-*-linux*, x86_64-*-linux*. Add
8695 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8696 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8697 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8698 i[34567]86-*-linux*, x86_64-*-linux*.
8700 * libgcc-std.ver: Add empty GCC_4.4.0.
8702 * mkmap-symver.awk: Support multiple versions per symbol.
8704 * config/i386/i386.c (ix86_init_builtins): Always define
8705 __builtin_fabsq and __builtin_copysignq with fallbacks.
8706 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8707 and __builtin_copysignq if SSE2 isn't available.
8709 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8710 (LIBGCC2_TF_CEXT): Likwise.
8713 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8715 * config/i386/sfp-machine.h: Moved to libgcc.
8717 * config/i386/sfp-machine.h: New.
8718 * config/i386/t-linux: Likwise.
8720 * config/i386/t-darwin: Remove softfp_wrap_start and
8722 * config/i386/t-darwin64: Likewise.
8724 * config/i386/t-fprules-softfp64: Renamed to ...
8725 * config/i386/t-fprules-softfp: This.
8727 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8728 and softfp_wrap_end.
8730 2008-07-02 Jason Merrill <jason@redhat.com>
8732 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8734 * tree.c (ctor_to_list): New fn.
8735 * tree.h: Declare it.
8736 (CONSTRUCTOR_ELT): New macro.
8737 (CONSTRUCTOR_NELTS): New macro.
8739 2008-07-02 Richard Guenther <rguenther@suse.de>
8741 * tree-ssa-structalias.c (struct variable_info): Reorder
8742 to fill padding on 64bit hosts. Make collapsed_to an int.
8743 (get_varinfo_fc): Deal with that.
8744 (new_var_info): Likewise.
8745 (collapse_rest_of_var): Likewise.
8747 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8749 * doc/install.texi (--enable-java-home): Document.
8750 (--enable-aot-compile-rpm): Likewise.
8751 (--with-arch-directory): Likewise.
8752 (--with-os-directory): Likewise.
8753 (--with-origin-name): Likewise.
8754 (--with-arch-suffix): Likewise.
8755 (--with-jvm-root-dir): Likewise.
8756 (--with-jvm-jar-dir): Likewise.
8757 (--with-python-dir): Likewise.
8759 2008-07-02 Richard Guenther <rguenther@suse.de>
8761 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8762 from decls explicitly. Merge operand checking from tuples.
8764 2008-07-02 Martin Jambor <mjambor@suse.cz>
8766 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8768 2008-07-02 Martin Jambor <mjambor@suse.cz>
8770 * tree-switch-conversion.c: Included timevar.h
8771 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8773 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8775 2008-07-02 Martin Jambor <mjambor@suse.cz>
8777 * tree-switch-conversion.c: Corrected various comments and
8779 (build_constructors): Fixed minor formatting mistakes.
8781 * invoke.texi (Optimize Options): Corrected the
8782 switch-conversion-max-branch-ratio parameter.
8784 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8786 * final.c (asm_insn_count): Return zero for an empty asm body.
8788 2008-07-02 Richard Guenther <rguenther@suse.de>
8790 * bitmap.h (bitmap_set_bit): Return bool.
8791 (bitmap_clear_bit): Likewise.
8792 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8793 write to the bitmap if it would.
8794 (bitmap_clear_bit): Likewise.
8795 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8796 bitmap_set_bit return value.
8797 (add_pred_graph_edge): Likewise.
8798 (add_graph_edge): Likewise.
8799 (do_sd_constraint): Likewise.
8800 (do_ds_constraint): Likewise.
8802 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8804 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8805 Fix -Wc++-compat and/or -Wcast-qual warnings.
8806 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8807 gen_regparm_prefix): Likewise.
8808 * vmsdbgout.c (write_modbeg, lookup_filename,
8809 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8811 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8813 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8814 defaults.h definition apply.
8816 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8818 * function.c (assign_parm_remove_parallels): New.
8819 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8821 (assign_parm_setup_block): Do not handle them.
8822 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8823 assign_parm_remove_parallels.
8825 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8827 * c-typeck.c (convert_for_assignment): Use
8828 vector_targets_convertible_p.
8829 * c-common.c (vector_targets_convertible_p): New.
8830 * c-common.h (vector_targets_convertible_p): New prototype.
8831 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8832 opaque_p_V2SI_type_node.
8834 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8836 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8839 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8841 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8842 TFmode constants via two element DImode vector for hosts with
8843 HOST_BITS_PER_WIDE_INT < 64.
8844 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8845 also for HOST_BITS_PER_WIDE_INT < 64.
8847 2008-07-01 Richard Guenther <rguenther@suse.de>
8849 PR tree-optimization/36666
8850 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8851 (get_constraint_exp_from_ssa_var): Split into ...
8852 (get_constraint_exp_for_temp): ... this ...
8853 (get_constraint_for_ssa_var): ... and that.
8854 Return constraint expressions for all touched sub-fields
8855 if the results address is not taken.
8856 (process_constraint): Remove assertion that aggregate
8857 assignments do not happen at this place.
8858 (get_constraint_for_component_ref): Add address_p argument.
8859 Return constraint expressions for all touched sub-fields
8860 if the results address is not taken.
8861 (do_deref): Use get_constraint_exp_for_temp.
8862 (get_constraint_for_1): Rename from ...
8863 (get_constraint_for): ... this. Add the old function as wrapper.
8864 (do_structure_copy): Use get_constraint_for_1.
8866 2008-07-01 Martin Jambor <mjambor@suse.cz>
8868 * Makefile.in (tree-switch-conversion.o): Add.
8869 (OBJS-common): Add tree-swtch-conversion.o.
8870 * passes.c (init_optimization_passes): Add pass_convert_switch.
8871 * tree-pass.h: (pass_convert_switch): Add.
8872 * tree-switch-conversion.c: New file.
8873 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8874 * common.opt (ftree-cswtch): New option.
8875 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8876 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8877 * opts.c (decode_options): Set flag_tree_switch_conversion when
8878 optimization level is >= 2.
8879 * doc/invoke.texi (Optimize Options): Added description of
8880 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8882 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8884 * config/darwin-driver.c (darwin_default_min_version): Fix
8885 -Wc++-compat warnings.
8887 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8889 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8892 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8894 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8896 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8898 PR rtl-optimization/34744
8899 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8900 (df_scan_free_internal): Free data structures not
8901 allocated in storage pools.
8902 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8903 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8904 df_scan_free_mws_vec.
8905 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8908 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8910 * config/i386/i386.c (contains_aligned_value_p): Return true
8912 (ix86_function_arg_boundary): Return its natural boundary
8914 (return_in_memory_32): Don't check TDmode.
8915 (ix86_split_to_parts): Support splitting into 4 parts and
8916 support TFmode for 32bit target.
8917 (ix86_split_long_move): Support splitting into 4 parts.
8918 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8920 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8921 (ix86_init_builtins): Here.
8922 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8923 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8924 'q' and 'w', respectively.
8926 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8928 (movtf_internal): Likewise.
8929 (<code>tf2): Likewise.
8930 (*absnegtf2_sse): Likewise.
8931 (copysign<mode>3): Likewise.
8932 (copysign<mode>3_const): Likewise.
8933 (copysign<mode>3_var): Likewise.
8934 (define_split UNSPEC_COPYSIGN): Likewise.
8935 * config/i386/sse.md (*nandtf3): Likewise.
8936 (<code>tf3): Likewise.
8937 (*<code>tf3): Likewise.
8939 2008-06-30 Joey Ye <joey.ye@intel.com>
8940 H.J. Lu <hongjiu.lu@intel.com>
8942 * global.c (compute_regsets): Set frame_pointer_needed here.
8943 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8945 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8947 * doc/install.texi (specific): Expand Windows build notes.
8949 2008-06-30 Ira Rosen <irar@il.ibm.com>
8951 PR tree-optimization/36648
8952 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8953 number of prolog iterations by step. Fix the comment.
8955 2008-06-30 Richard Guenther <rguenther@suse.de>
8958 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8959 handle calls from ECF_MALLOC functions.
8960 (handle_pure_call): ECF_MALLOC functions do not return
8962 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8964 2008-06-29 Andreas Schwab <schwab@suse.de>
8966 * config/m68k/m68k.c (print_operand): Always print a float
8968 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8969 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8972 * config/rs6000/x-linux64: Remove never used file.
8974 2008-06-29 Richard Guenther <rguenther@suse.de>
8976 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8978 (struct alias_info): Move ...
8979 * tree-ssa-alias.c: ... here.
8980 (update_alias_info): Declare.
8981 (compute_may_aliases): Call it.
8982 (update_alias_info): New function.
8983 * tree-ssa-structalias.c (update_alias_info): Move ...
8984 * tree-ssa-alias.c (update_alias_info_1): ... here.
8985 * tree-ssa-structalias.c (process_constraint_1): Remove
8986 unused from_call argument. Rename to ...
8987 (process_constraint): ... this. Delete old wrapper.
8988 (make_constraint_to): Adjust callers.
8989 (handle_const_call): Likewise.
8990 (handle_pure_call): Likewise.
8991 (init_base_vars): Likewise.
8992 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8993 (find_func_aliases): We don't need structure copies for
8995 (make_constraint_from_anything): Remove.
8996 (create_variable_info_for): For globals make constraints
8997 from escaped, not from anything.
8998 (compute_points_to_sets): Do not call update_alias_info.
8999 (ipa_pta_execute): Use make_constraint_from.
9001 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9003 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
9004 (bitmap.o-warn, dominance.o-warn): New.
9005 * configure.ac (cxx_compat_warn): Delete.
9006 (loose_warn): Add -Wcast-qual and -Wc++-compat.
9007 * system.h: Remove #pragma diagnostic for -Wcast-qual and
9009 * configure: Regenerate.
9011 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
9014 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9016 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
9017 * df-scan.c (df_notes_rescan): Likewise.
9018 * ggc-page.c (set_page_table_entry): Likewise.
9019 * intl.c (gcc_gettext_width): Likewise.
9020 * varasm.c (get_unnamed_section, get_noswitch_section,
9021 get_section): Likewise.
9023 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
9025 * regrename.c (build_def_use): Don't copy RTX.
9027 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
9029 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
9030 (Type Attributes): Fix nesting of @table and @subsection. Adjust
9031 punctuation. Use @ref instead of @xref.
9032 (Function Names): Remove stray @display/@end display.
9033 (C++ Attributes): Use @ref instead of @xref.
9034 (Deprecated Features): Fix punctuation around @xref.
9035 (Backwards Compatibility): Likewise.
9036 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
9038 2008-06-28 Joseph Myers <joseph@codesourcery.com>
9040 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
9041 constants for E500 double.
9043 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9045 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
9046 element type of const_vector.
9048 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
9050 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
9051 Remove FLAGS_REG clobber from expander pattern.
9052 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
9053 (anddi3, andsi3, andhi3, andqi3): Ditto.
9054 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
9055 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
9056 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
9057 (ashlsi3, ashlhi3, ashlqi3): Ditto.
9058 (ashrsi3, ashrhi3, ashrqi3): Ditto.
9059 (lshrsi3, lshrhi3, lshrqi3): Ditto.
9060 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
9061 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
9063 2008-06-28 Richard Guenther <rguenther@suse.de>
9065 * tree-ssa-structalias.c (callused_id, var_callused,
9066 callused_tree): Add.
9067 (handle_pure_call): New function.
9068 (find_func_aliases): Call it.
9069 (find_what_p_points_to): Handle the call-used set.
9070 (clobber_what_escaped): Likewise.
9071 (compute_call_used_vars): New function.
9072 (init_base_vars): Init the call-used variable.
9073 (do_sd_constraint): Do not propagate the solution from CALLUSED
9074 but use CALLUSED as a placeholder.
9075 (solve_graph): Likewise.
9076 * tree-flow-inline.h (gimple_call_used_vars): New function.
9077 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
9078 (compute_call_used_vars): Declare.
9079 * tree-ssa-alias.c (set_initial_properties): Call
9080 compute_call_used_vars.
9081 (reset_alias_info): Clear call-used variables.
9082 (add_call_clobber_ops): Assert we are not called for const/pure
9083 functions. Remove handling of them.
9084 (add_call_read_ops): Handle pure functions by adding the
9085 call-used set of variables as VUSEs.
9086 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
9087 (delete_tree_ssa): Free it.
9088 * tree-dfa.c (remove_referenced_var): Clear the var from the
9091 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
9093 * tree.c (build_varargs_function_type_list): New.
9094 (build_function_type_list_1): New.
9095 (build_function_type_list): Use build_function_type_list_1.
9096 * tree.h (build_varargs_function_type_list): New.
9098 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9101 * config/spu/spu.c (spu_builtin_splats): Do not generate
9102 invalid CONST_VECTOR expressions.
9103 (spu_expand_vector_init): Likewise.
9105 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
9107 * optabs.c (libfunc_decls): New variable.
9108 (libfunc_decl_hash, libfunc_decl_eq): New functions.
9109 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
9110 for the same function twice.
9112 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
9114 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
9115 ix86_expand_binary_operator directly.
9116 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
9118 (*ashrti3_1): Ditto.
9119 (*lshrti3_1): Ditto.
9120 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
9121 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
9122 using only one splitter. Conditionaly execute splitter before or
9123 after peephole2 pass.
9124 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
9125 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
9126 Use only one alternative in asm template.
9127 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
9129 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
9130 "J" operand constraint for operand 2.
9131 (*ashldi3_cconly_rex64): Ditto.
9132 (*ashrdi3_cmp_rex64): Ditto.
9133 (*ashrdi3_cconly_rex64): Ditto.
9134 (*lshrdi3_cmp_rex64): Ditto.
9135 (*lshrdi3_cconly_rex64): Ditto.
9136 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
9137 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
9138 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
9141 2008-06-27 Jakub Jelinek <jakub@redhat.com>
9143 * gimplify.c (omp_is_private): Don't return true if decl is not
9144 already private on #pragma omp for or #pragma omp parallel for.
9147 * tree-cfg.c (struct move_stmt_d): Replace block field with
9148 orig_block and new_block fields.
9149 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
9150 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
9151 (move_block_to_fn): Replace vars_map and new_label_map arguments
9152 with struct move_stmt_d pointer.
9153 (replace_block_vars_by_duplicates): New function.
9154 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
9155 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
9156 all subblocks of ORIG_BLOCK to the new function. Call
9157 replace_block_vars_by_duplicates.
9158 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
9159 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
9160 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
9161 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
9162 (expand_omp): Temporarily set input_location to the location of
9163 region's controlling stmt.
9164 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
9165 BIND_EXPR, push ctx->block_vars and gimplification vars into
9166 the BIND_EXPR and its block's BLOCK_VARS instead of directly
9168 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
9169 there are any BLOCK_VARS.
9170 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
9171 OMP_PARALLEL or OMP_TASK stmt.
9172 (lower_omp): Save and restore input_location around the lower_omp_1
9175 2008-06-27 Richard Guenther <rguenther@suse.de>
9177 PR tree-optimization/36400
9178 PR tree-optimization/36373
9179 PR tree-optimization/36344
9180 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
9181 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
9182 (update_alias_info): Remove call clobbering code.
9183 (make_constraint_to): New helper function.
9184 (make_escape_constraint): Likewise.
9185 (handle_rhs_call): Use it on all pointer containing arguments.
9186 Also mark the static chain escaped.
9187 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
9188 instead of ANYTHING.
9189 (make_constraint_from): New helper split out from ...
9190 (make_constraint_from_anything): ... here.
9191 (find_func_aliases): Add constraints for escape sites.
9192 (intra_create_variable_infos): Make constraints from NONLOCAL
9194 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
9196 (clobber_what_p_points_to): Remove.
9197 (clobber_what_escaped): New function.
9198 (init_base_vars): Init NONLOCAL and ESCAPED.
9199 (do_sd_constraint): Do not propagate the solution from ESCAPED
9200 but use ESCAPED as a placeholder.
9201 (solve_graph): Likewise.
9202 * tree-flow.h (clobber_what_p_points_to): Remove.
9203 (clobber_what_escaped): Declare.
9204 * tree-ssa-alias.c (set_initial_properties): Call it.
9205 Remove code clobbering escaped pointers.
9207 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9209 * function.c (allocate_struct_function): Only allocate a unique
9210 funcdef_no if the decl is nonzero.
9212 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9214 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
9215 * config/mips/mips.c (mips_split_const_insns): New function.
9216 * config/mips/mips.md (move_type): New attribute.
9217 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
9218 (dword_mode): New attribute.
9219 (type): Avoid long line. Map "move_type"s to "type"s,
9220 choosing "multi" for doubleword moves if appropriate.
9221 Swap MTC/MFC comments to match their declaration order.
9222 (extended_mips16): Default to "yes" if "move_type" is "sll0",
9223 "type" is "branch" or "jal" is "direct".
9224 (length): Handle "extended_mips16" first. Make the default
9225 "0" for "ghost" instructions. Set the length from "move_type".
9226 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
9227 of "type", with "sll0" for the register alternative. Remove the
9228 "extended_mips16" attribute.
9229 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
9230 of "type", with "shift_shift" for the register alternative.
9231 Remove the "length" attribute.
9232 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
9233 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
9234 of "type", with "andi" for the register alternative.
9235 (*zero_extendqihi2): Likewise.
9236 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
9237 of "andi" instead of a "type" of "arith".
9238 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
9240 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
9241 (mov_<store>r, *mov<mode>_ra): Likewise.
9242 (extendsidi2): Use "move_type" instead of "type", with "move"
9243 for the register alternative.
9244 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
9245 of "type", with "signext" for the register alternative.
9246 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
9247 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
9248 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
9249 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
9250 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
9251 (unnamed branch insn): Likewise.
9252 (*movdi_gp32_fp64): Fold into...
9253 (*movdi_32bit): ...here.
9254 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
9255 (*movdf_hardfloat): ...this new pattern.
9256 (*movdf_softfloat): Remove redundant FPR alternatives.
9257 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
9258 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
9259 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
9260 the "move" attribute.
9261 (*movdi_32bit): Use "move_type" instead of "type" and remove the
9262 "length" attribute. Use "fpload" and "fpstore" instead of "load"
9263 and "store" for COP loads and stores.
9264 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
9265 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
9266 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
9267 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
9268 (*movtf_mips16, *movv2sf): Likewise.
9269 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
9270 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
9271 (mfhc1<mode>): Use "move_type" instead of "move".
9272 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
9273 (loadgp_blockage): Remove the "length" attribute.
9274 (blockage, set_got_version, update_got_version): Likewise.
9275 (call_internal): Remove the "extended_mips16" attribute.
9276 (call_value_internal, call_value_multiple_internal): Likewise.
9277 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
9279 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
9280 the "length" attribute.
9282 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9284 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
9285 -Wcast-qual warnings.
9286 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
9287 handle_pragma_pop_macro): Likewise.
9288 * collect2.c (resolve_lib_name): Likewise.
9289 * config/arc/arc.c (arc_init): Likewise.
9290 * config/arm/arm.c (neon_builtin_compare,
9291 locate_neon_builtin_icode): Likewise.
9292 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
9293 * config/bfin/bfin.c (bfin_init_machine_status,
9294 bfin_optimize_loop): Likewise.
9295 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
9296 * config/cris/cris.c (cris_init_expanders): Likewise.
9297 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
9298 * config/darwin.c (machopic_indirection_eq,
9299 machopic_indirection_name, machopic_output_indirection): Likewise.
9300 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
9301 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
9302 frv_optimize_membar): Likewise.
9303 * config/i386/cygwin.h (mingw_scan,
9304 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
9305 * config/i386/cygwin1.c (mingw_scan): Likewise.
9306 * config/i386/i386.c (machopic_output_stub): Likewise.
9307 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
9308 i386_pe_unique_section): Likewise.
9309 * config/ia64/ia64.c (ia64_init_machine_status,
9310 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
9312 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
9313 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
9314 * config/m68k/m68k.c (m68k_handle_option,
9315 m68k_sched_md_init_global): Likewise.
9316 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
9317 mcore_unique_section): Likewise.
9318 * config/mips/mips.c (mips_block_move_straight,
9319 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
9321 * config/mmix/mmix.c (mmix_init_machine_status,
9322 mmix_encode_section_info): Likewise.
9323 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
9324 * config/rs6000/rs6000.c (rs6000_init_machine_status,
9325 print_operand_address, output_toc, redefine_groups,
9326 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
9327 * config/s390/s390.c (s390_init_machine_status): Likewise.
9328 * config/score/score.c (score_block_move_straight,
9329 score_block_move_loop_body): Likewise.
9330 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
9331 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
9332 * emit-rtl.c (find_auto_inc): Likewise.
9333 * gcc.c (translate_options, process_command): Likewise.
9334 * reorg.c (dbr_schedule): Likewise.
9335 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
9336 * xcoffout.c (xcoffout_declare_function): Likewise.
9338 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
9340 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
9341 ipa-pta working again.
9343 2008-06-27 David Edelsohn <edelsohn@gnu.org>
9345 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
9348 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
9350 * config.gcc (powerpc*-*-*): Add new core e500mc.
9351 * config/rs6000/e500mc.md: New file.
9352 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9354 (rs6000_override_options): Add e500mc case to
9355 processor_target_table. Altivec and Spe options not allowed
9356 with e500mc. Add isel instruction to e500mc by
9357 default. Initialize rs6000_cost for e500mc.
9358 (rs6000_issue_rate): Set issue rate for e500mc.
9359 * config/rs6000/rs6000.h (processor_type): Add
9360 PROCESSOR_PPCE500MC.
9361 (ASM_CPU_SPEC): Add e500mc.
9362 Set TARGET_ISEL to rs6000_isel.
9363 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
9364 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
9365 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
9367 * doc/invoke.texi: Add e500mc to list of cpus.
9369 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9372 * c-lex.c (lex_charconst): Initialize unsignedp.
9374 2008-06-27 Olivier Hainque <hainque@adacore.com>
9376 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
9377 documented assumptions.
9379 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
9381 * dwarf2out.c: Remove trailing white spaces. Break long line
9384 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
9386 * libfuncs.h (LTI_synchronize): New libfunc_index.
9387 (synchronize_libfunc): Declare.
9388 * builtins.c (expand_builtin_synchronize): Consider using
9389 synchronize_libfunc before falling back on an asm blockage.
9390 * config/mips/mips.c: Include libfuncs.h
9391 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
9393 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
9395 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
9396 parameter. Copy stack_reg to r11 where appropriate.
9397 (no_global_regs_above): Add gpr parameter.
9398 (rs6000_stack_info): Only add padding for SPE save area if we
9399 are saving SPE GPRs and CR.
9400 (saveres_routine_syms): New variable.
9401 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
9403 (rs6000_savres_routine_sym): New function.
9404 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
9406 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
9407 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
9408 Tweak FPR out-of-line saving.
9409 (rs6000_make_savres_rtx): New function.
9410 (rs6000_use_multiple_p): New function.
9411 (rs6000_savres_strategy): New function.
9412 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
9413 out-of-line if appropriate.
9414 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
9415 if we are optimizing for size.
9416 (GP_SAVE_INLINE): Define.
9417 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
9418 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
9419 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
9420 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
9421 (*save_fpregs_<mode>): Add use of r11.
9422 (*restore_gpregs_<mode>): New insn.
9423 (*return_and_restore_gpregs_<mode>): New insn.
9424 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
9426 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
9427 (*restore_gpregs_spe): New insn.
9428 (*return_and_restore_gpregs_spe): New insn.
9429 * config/rs6000/predicates.md (save_world_operation): Fix check.
9431 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9433 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
9434 this point, so assert that.
9436 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9438 * cfganal.c: Include vec.h and vecprim.h.
9439 (compute_idf): Import from...
9440 * tree-into-ssa (compute_idf): ...here.
9441 * basic-block.h (compute_idf): Export.
9443 2008-06-26 Joseph Myers <joseph@codesourcery.com>
9445 * c-decl.c (merge_decls): Use !current_function_decl to check for
9446 extern declaration of C99 inline function being at file scope.
9448 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
9450 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
9452 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9454 * alias.c (record_alias_subset, init_alias_analysis): Fix
9455 -Wc++-compat and/or -Wcast-qual warnings.
9456 * attribs.c (lookup_attribute_spec): Likewise.
9457 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
9458 copy_bb, connect_traces,
9459 find_rarely_executed_basic_blocks_and_cr): Likewise.
9460 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
9461 note_btr_set, migrate_btr_defs): Likewise.
9462 * builtins.c (result_vector, expand_builtin_memcpy,
9463 expand_builtin_mempcpy_args, expand_builtin_strncpy,
9464 builtin_memset_read_str, expand_builtin_printf,
9465 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
9467 * caller-save.c (mark_set_regs): Likewise.
9468 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9469 * cgraph.c (cgraph_edge): Likewise.
9470 * combine.c (likely_spilled_retval_1): Likewise.
9471 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
9472 htab_counts_entry_del, get_coverage_counts): Likewise.
9473 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
9474 new_cselib_val): Likewise.
9475 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9476 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9478 * df-core.c (df_compact_blocks): Likewise.
9479 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9480 * df-scan.c (df_grow_reg_info, df_ref_create,
9481 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9482 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9483 df_record_entry_block_defs, df_record_exit_block_uses,
9484 df_bb_verify): Likewise.
9485 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9486 DF_REF_EXTRACT_MODE_CONST): New.
9487 * dominance.c (get_immediate_dominator, get_dominated_by,
9488 nearest_common_dominator, root_of_dom_tree,
9489 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9490 -Wc++-compat and/or -Wcast-qual warnings.
9491 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9492 record_store, replace_read, check_mem_read_rtx, scan_insn,
9493 dse_step1, dse_record_singleton_alias_set): Likewise.
9494 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9496 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9498 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9499 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9500 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9501 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9502 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9503 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9504 file_name_acquire, output_file_names, add_const_value_attribute,
9505 premark_used_types_helper, file_table_eq, file_table_hash,
9506 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9507 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9508 -Wcast-qual warnings.
9509 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9510 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9511 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9512 gen_reg_rtx, start_sequence, init_emit): Likewise.
9513 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9514 * except.c (init_eh_for_function, gen_eh_region,
9515 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9516 arh_to_landing_pad, arh_to_label, add_action_record,
9517 add_call_site, switch_to_exception_section): Likewise.
9518 * expmed.c (synth_mult): Likewise.
9519 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9520 store_expr): Likewise.
9521 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9523 * function.c (assign_stack_temp_for_type,
9524 allocate_struct_function, match_asm_constraints_1): Likewise.
9525 * gcov-io.c (gcov_allocate): Likewise.
9526 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9527 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9528 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9529 record_one_set, insert_expr_in_table, insert_set_in_table,
9530 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9531 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9532 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9533 -Wcast-qual warnings.
9535 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9537 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9538 -Wcast-qual warnings.
9539 * gcc.c (process_command): Likewise.
9540 * genattrtab.c (oballoc): Use XOBNEW.
9541 (oballocvec): Define.
9542 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9543 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9544 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9545 -Wc++-compat and/or -Wcast-qual warnings.
9546 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9547 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9548 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9549 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9550 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9551 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9552 add_excls, process_presence_absence_names,
9553 process_presence_absence_patterns, add_presence_absence,
9554 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9555 get_free_state, add_arc, get_free_automata_list_el,
9556 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9557 transform_3, cache_presence, create_ainsns, create_automata,
9558 create_state_ainsn_table, dfa_insn_code_enlarge,
9559 output_trans_func, output_min_issue_delay_func,
9560 output_dead_lock_func, output_reset_func,
9561 output_get_cpu_unit_code_func, output_dfa_start_func,
9562 expand_automata): Likewise.
9563 * genextract.c (gen_insn): Likewise.
9564 * gengtype-lex.l: Likewise.
9565 * gengtype.c (read_input_list, adjust_field_type,
9566 process_gc_options): Likewise.
9567 * genoutput.c (note_constraint): Likewise.
9568 * genpreds.c (mangle, add_constraint): Likewise.
9569 * genrecog.c (process_define_predicate, new_decision,
9570 add_to_sequence): Likewise.
9571 * gensupport.c (record_insn_name): Likewise.
9573 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9575 * config/i386/driver-i386.c (detect_caches_amd,
9576 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9577 and/or -Wcast-qual warnings.
9578 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9579 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9580 gt_pch_save): Likewise.
9581 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9582 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9583 * global.c (compute_regsets): Likewise.
9584 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9585 finish_graph_dump_file): Likewise.
9586 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9587 unlink_bb_notes): Likewise.
9588 * integrate.c (get_hard_reg_initial_val): Likewise.
9589 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9590 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9591 * local-alloc.c (update_equiv_regs): Likewise.
9592 * loop-invariant.c (check_invariant_table_size,
9593 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9595 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9596 altered_reg_used, mark_altered): Likewise.
9597 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9598 insert_var_expansion_initialization,
9599 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9600 release_var_copies): Likewise.
9601 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9602 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9603 analyze_accesses_for_phi_node, check_var_notmodified_p,
9604 check_allocation_function, find_sites_in_func,
9605 record_all_accesses_in_func, transform_access_sites,
9606 transform_allocation_sites): Likewise.
9607 * omp-low.c (new_omp_region, create_omp_child_function_name,
9608 check_omp_nesting_restrictions, check_combined_parallel,
9609 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9610 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9611 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9612 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9614 * opts-common.c (prune_options): Likewise.
9615 * opts.c (add_input_filename, print_filtered_help,
9616 get_option_state): Likewise.
9617 * params.c (add_params): Likewise.
9618 * passes.c (set_pass_for_id, next_pass_1,
9619 do_per_function_toporder, pass_fini_dump_file): Likewise.
9620 * postreload.c (reload_cse_simplify_operands): Likewise.
9621 * predict.c (tree_predicted_by_p, tree_predict_edge,
9622 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9624 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9626 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9628 * recog.c (check_asm_operands, validate_change_1): Likewise.
9629 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9630 subst_asm_stack_regs): Likewise.
9631 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9632 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9633 * regmove.c (reg_is_remote_constant_p): Likewise.
9634 * regrename.c (regrename_optimize, scan_rtx_reg,
9635 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9637 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9638 regstat_compute_calls_crossed): Likewise.
9639 * reload1.c (init_reload, new_insn_chain,
9640 has_nonexceptional_receiver, reload, copy_reloads,
9641 calculate_needs_all_insns, init_elim_table): Likewise.
9642 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9643 * rtl.c (shallow_copy_rtx_stat): Likewise.
9644 * rtlanal.c (parms_set): Likewise.
9645 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9646 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9647 * sched-ebb.c (earliest_block_with_similiar_load,
9648 add_deps_for_risky_insns): Likewise.
9649 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9650 schedule_region): Likewise.
9651 * see.c (eq_descriptor_pre_extension,
9652 hash_descriptor_pre_extension, hash_del_pre_extension,
9653 eq_descriptor_properties, hash_descriptor_properties,
9654 hash_del_properties, see_seek_pre_extension_expr,
9655 see_initialize_data_structures, see_print_register_properties,
9656 see_print_pre_extension_expr, see_delete_merged_def_extension,
9657 see_delete_unmerged_def_extension, see_emit_use_extension,
9658 see_pre_delete_extension, see_map_extension, see_commit_changes,
9659 see_analyze_merged_def_local_prop,
9660 see_analyze_merged_def_local_prop,
9661 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9662 see_set_prop_merged_def, see_set_prop_unmerged_def,
9663 see_set_prop_unmerged_use, see_print_one_extension,
9664 see_merge_one_use_extension, see_merge_one_def_extension,
9665 see_store_reference_and_extension, see_update_uses_relevancy,
9666 see_update_defs_relevancy): Likewise.
9667 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9668 hash_statistics_free, curr_statistics_hash): Likewise.
9669 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9670 expand_asm_operands, expand_return, case_bit_test_cmp,
9671 expand_case): Likewise.
9672 * stor-layout.c (start_record_layout): Likewise.
9673 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9674 gt_pch_save_stringpool): Likewise.
9675 * tree-data-ref.c (hash_stmt_vertex_info,
9676 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9677 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9679 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9682 * config/i386/i386.md : Change constraints of HImode and QImode
9683 immediate operands from "i" to "n". Change SImode "ni" constraint to
9684 "i" and SImode "rmi" constraint to "g". Remove all constraints
9685 from const0_operand and const1_operand predicated operands.
9686 (i): Change QImode and HImode attribute from "i" to "n".
9687 (*subqi_2): Change HImode operands to QImode.
9690 2008-06-25 Olivier Hainque <hainque@adacore.com>
9692 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9695 2008-06-25 Richard Guenther <rguenther@suse.de>
9697 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9698 not overflow the result type.
9700 2008-06-25 Richard Guenther <rguenther@suse.de>
9702 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9703 (vn_lookup): Likewise.
9705 2008-06-25 Richard Guenther <rguenther@suse.de>
9707 PR tree-optimization/35518
9708 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9709 * tree-sra.c (instantiate_element): Use fold_build3 to build
9711 (try_instantiate_multiple_fields): Likewise.
9713 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9715 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9718 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9720 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9721 use_backchain_to_restore_sp to true
9722 if the offset of the link register save area would go over the 32k - 1
9723 offset limit of the load
9726 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9728 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9729 anchor for the type-punning blurb. Cross-reference "Structures
9730 unions enumerations and bit-fields implementation". Provide a
9731 cast-through-pointer example. Make final sentence self-contained.
9732 * doc/implement-c.texi (Structures unions enumerations and
9733 bit-fields implementation): Cross-reference the type-punning blurb
9734 in the -fstrict-aliasing documentation.
9736 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9739 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9740 the memory instead of the memory itself for the save area.
9742 2008-06-24 Olivier Hainque <hainque@adacore.com>
9743 Nicolas Roche <roche@adacore.com>
9745 * gengtype.c (srcdir_len): size_t instead of int.
9746 (get_file_realbasename): New function. For F a filename, the real
9747 basename of F, with all the path components stripped.
9748 (get_file_srcdir_relative_path): New function. For F a filename, the
9749 relative path to F from $(srcdir).
9750 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9751 get_file_realbasename. Adjust the head comment.
9752 (get_prefix_langdir_index): New function. For F a filename, return the
9753 lang_dir_names[] relative index of the language directory that is
9755 (get_file_langdir): For F a filename, return the name of the language
9756 directory where F is located.
9757 (get_file_gtfilename): New function. The gt- output file name for an
9759 (get_output_file_with_visibility): Replace in-line computations with
9760 uses of get_file_gtfilename and get_prefix_langdir_index.
9761 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9763 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9765 PR tree-optimization/36504
9766 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9767 references without base address.
9769 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9772 * calls.c (expand_call): Increase alignment for recursive functions.
9774 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9776 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9777 (TARGET_FUNCTION_VALUE): New define.
9778 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9779 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9781 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9783 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9784 (fmod<mode>3): Ditto.
9785 (remainderxf3): Ditto.
9786 (remainder<mode>3): Ditto.
9788 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9791 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9792 REG is a hard register.
9794 PR tree-optimization/36508
9795 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9796 499, don't check it at all in release compilers.
9798 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9800 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9801 together with SSE_TARGET_MATH to disable insn pattern.
9802 (*fop_<MODEF:mode>_2_i387): Ditto.
9803 (*fop_<MODEF:mode>_3_i387): Ditto.
9805 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9807 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9809 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9812 * gimplify.c (gimplify_asm_expr): Check the return code of
9813 parse_output_constraint call, set function return and is_inout
9816 2008-06-22 Ian Lance Taylor <iant@google.com>
9818 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9819 (narrowest_signed_type): Likewise.
9820 * c-typeck.c (c_common_type): Change local variable mclass to enum
9822 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9823 tcc_comparison, not the tree code itself.
9824 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9825 (c_expand_expr): Cast modifier to enum expand_modifier.
9826 * c-common.h (C_RID_CODE): Add casts.
9827 (C_SET_RID_CODE): Define.
9828 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9829 (c_lex_one_token): Add cast to avoid warning.
9830 (c_parser_objc_type_name): Rename local typename to type_name.
9831 (check_no_duplicate_clause): Change code parameter to enum
9833 (c_parser_omp_var_list_parens): Change kind parameter to enum
9835 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9836 c_parser_omp_list_var_parens.
9837 (c_parser_omp_threadprivate): Likewise.
9838 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9839 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9840 * c-format.c (NO_FMT): Define.
9841 (printf_length_specs): Use NO_FMT.
9842 (asm_fprintf_length_specs): Likewise.
9843 (gcc_diag_length_specs): Likewise.
9844 (scanf_length_specs): Likewise.
9845 (strfmon_length_specs): Likewise.
9846 (gcc_gfc_length_specs): Likewise.
9847 (printf_flag_specs): Change 0 to STD_C89.
9848 (asm_fprintf_flag_specs): Likewise.
9849 (gcc_diag_flag_specs): Likewise.
9850 (gcc_cxxdiag_flag_specs): Likewise.
9851 (scanf_flag_specs): Likewise.
9852 (strftime_flag_specs): Likewise.
9853 (strfmon_flag_specs): Likewise.
9854 (print_char_table): Likewise.
9855 (asm_fprintf_char_table): Likewise.
9856 (gcc_diag_char_table): Likewise.
9857 (gcc_tdiag_char_table): Likewise.
9858 (gcc_cdiag_char_table): Likewise.
9859 (gcc_cxxdiag_char_table): Likewise.
9860 (gcc_gfc_char_table): Likewise.
9861 (scan_char_table): Likewise.
9862 (time_char_table): Likewis.
9863 (monetary_char_table): Likewise.
9864 * c-format.h (BADLEN): Likewise.
9866 2008-06-21 Ian Lance Taylor <iant@google.com>
9868 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9869 Define END_OF_BASE_TREE_CODES around inclusion.
9870 * tree.c (tree_code_type): New global array.
9871 (tree_code_length, tree_code_name): Likewise.
9872 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9874 (all-tree.def, s-alltree): New targets.
9875 (gencheck.h, s-gencheck): Remove.
9876 (tree.o): Depend upon all-tree.def.
9877 (build/gencheck.o): Remove gencheck.h dependency.
9878 (mostlyclean): Don't remove gencheck.h.
9879 * c-common.h (enum c_tree_code): Remove.
9880 * c-lang.c (tree_code_type): Remove.
9881 (tree_code_length, tree_code_name): Remove.
9882 * gencheck.c (tree_codes): Include all-tree.def, rather than
9883 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9885 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9887 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9888 (operator_name_info): Size to MAX_TREE_CODES.
9889 (assignment_operator_name_info): Likewise.
9890 * cp/cp-lang.c (tree_code_type): Remove.
9891 (tree_code_length, tree_code_name): Remove.
9892 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9893 (assignment_operator_name_info): Likewise.
9894 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9896 * cp/mangle.c (write_expression): Likewise.
9897 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9898 * fortran/f95-lang.c (tree_code_type): Remove.
9899 (tree_code_length, tree_code_name): Remove.
9900 * java/java-tree.h (enum java_tree_code): Remove.
9901 * java/lang.c (tree_code_type): Remove.
9902 (tree_code_length, tree_code_name): Remove.
9903 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9904 * objc/objc-act.h (enum objc_tree_code): Remove.
9905 * objc/objc-lang.c (tree_code_type): Remove.
9906 (tree_code_length, tree_code_name): Remove.
9907 * objcp/objcp-lang.c (tree_code_type): Remove.
9908 (tree_code_length, tree_code_name): Remove.
9909 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9910 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9911 * ada/misc.c (tree_code_type): Remove.
9912 (tree_code_length, tree_code_name): Remove.
9914 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9916 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9917 the grand_bitmap_obstack.
9919 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9921 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9922 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9923 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9924 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9925 move_stmt_r, new_label_mapper): Likewise.
9926 * tree-complex.c (cvc_lookup): Likewise.
9927 * tree-dfa.c (create_function_ann): Likewise.
9928 * tree-dump.c (dump_register): Likewise.
9929 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9930 find_phi_replacement_condition): Likewise.
9931 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9932 tree_function_versioning): Likewise.
9933 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9934 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9935 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9936 get_nonlocal_debug_decl, convert_nonlocal_reference,
9937 convert_nonlocal_omp_clauses, get_local_debug_decl,
9938 convert_local_reference, convert_local_omp_clauses,
9939 convert_nl_goto_reference, convert_nl_goto_receiver,
9940 convert_tramp_reference, convert_call_expr): Likewise.
9941 * tree-outof-ssa.c (contains_tree_r): Likewise.
9942 * tree-parloops.c (reduction_phi, initialize_reductions,
9943 eliminate_local_variables_1, add_field_for_reduction,
9944 add_field_for_name, create_phi_for_local_result,
9945 create_call_for_reduction_1, create_loads_for_reductions,
9946 create_stores_for_reduction, create_loads_and_stores_for_name):
9948 * tree-phinodes.c (allocate_phi_node): Likewise.
9949 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9950 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9951 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9952 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9953 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9954 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9955 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9956 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9957 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9958 vn_nary_op_insert): Likewise.
9959 * tree-ssa.c (redirect_edge_var_map_add,
9960 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9961 * tree-vectorizer.c (vectorize_loops): Likewise.
9962 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9963 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9964 tree_cons_stat, build1_stat, build_variant_type_copy,
9965 decl_init_priority_lookup, decl_fini_priority_lookup,
9966 decl_priority_info, decl_restrict_base_lookup,
9967 decl_restrict_base_insert, decl_debug_expr_lookup,
9968 decl_debug_expr_insert, decl_value_expr_lookup,
9969 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9970 type_hash_add, get_file_function_name, tree_check_failed,
9971 tree_not_check_failed, tree_range_check_failed,
9972 omp_clause_range_check_failed, build_omp_clause,
9973 build_vl_exp_stat): Likewise.
9974 * value-prof.c (gimple_histogram_value,
9975 gimple_duplicate_stmt_histograms): Likewise.
9976 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9977 unshare_variable, variable_union_info_cmp_pos, variable_union,
9978 dataflow_set_different_1, dataflow_set_different_2,
9979 vt_find_locations, variable_was_changed, set_variable_part,
9980 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9981 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9982 section_entry_hash, object_block_entry_eq,
9983 object_block_entry_hash, create_block_symbol,
9984 initialize_cold_section_name, default_function_rodata_section,
9985 strip_reg_name, set_user_assembler_name, const_desc_eq,
9986 build_constant_desc, output_constant_def, lookup_constant_def,
9987 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9988 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9989 default_internal_label): Likewise.
9990 * varray.c (varray_init, varray_grow): Likewise.
9991 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9993 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9995 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9996 operators for "test" insn. Macroize insn using SWI mode macro.
9997 (*jcc_fused_2): Ditto.
9998 (*jcc_fused_3): Macroize insn using SWI mode macro.
9999 (*jcc_fused_4): Ditto.
10001 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
10003 * tree-ssa-pre.c: Fix typo in comment.
10004 (init_antic, fini_antic): Add explicit funtions for
10005 initializing and deinitializing ANTIC and AVAIL sets.
10006 (create_expression_by_pieces): Fix typo in comment.
10007 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
10008 (execute_pre): Eventually dump details about ANTIC_IN.
10010 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10012 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
10013 * gcc.c (translate_options, init_spec, store_arg, read_specs,
10014 add_to_obstack, file_at_path, find_a_file, execute,
10015 add_preprocessor_option, add_assembler_option, add_linker_option,
10016 process_command, insert_wrapper, do_option_spec, do_self_spec,
10017 spec_path, do_spec_1, is_directory, main, used_arg,
10018 getenv_spec_function): Likewise.
10019 * tlink.c (symbol_hash_lookup, file_hash_lookup,
10020 demangled_hash_lookup, symbol_push, file_push, frob_extension):
10023 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10025 * doc/rtl.texi: Updated subreg section.
10027 2008-06-19 Jakub Jelinek <jakub@redhat.com>
10030 * cgraphunit.c (cgraph_process_new_functions): Don't clear
10031 node->needed and node->reachable.
10032 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
10033 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
10034 (expand_task_call): Don't call expand_task_copyfn.
10035 (expand_task_copyfn): Renamed to...
10036 (finalize_task_copyfn): ... this.
10038 2008-06-19 Jan Hubicka <jh@suse.cz>
10040 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
10041 clobbering framepointer.
10043 2008-06-19 Jan Hubicka <jh@suse.cz>
10045 * tree-optimize.c (execute_early_local_optimizations): Set
10046 cgraph_state only at first invocation.
10048 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10050 * system.h (-Wc++-compat): Activate as a warning, no an error.
10052 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10054 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
10055 instead of "#" in insn asm template.
10056 (*jcc_fused_2): Ditto.
10058 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10060 * config/i386/i386.h (ix86_tune_indices)
10061 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
10062 (TARGET_FUSE_CMP_AND_BRANCH): New define.
10063 * config/i386/i386.md (*jcc_fused_1): New insn pattern
10064 (*jcc_fused_2): Ditto.
10065 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
10066 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
10067 (print operand): Handle 'E' and 'e' code.
10069 2008-06-19 Anatoly Sokolov <aesok@post.ru>
10071 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
10072 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10073 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10075 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
10077 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
10079 (cgraph_expand_function): Use local copy of decl.
10080 (cgraph_expand_all_functions): Remove redundant initialization of
10082 (cgraph_optimize): Reword internal_error message.
10084 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
10086 * arm-protos.h (arm_return_in_memory): Remove public
10087 arm_return_in_memory() prototype.
10088 * arm.c (arm_return_in_memory): Add static prototype, add target
10089 hook macro, change definition and comments.
10090 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
10092 2008-06-19 Ben Elliston <bje@au.ibm.com>
10094 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
10095 real.c: Remove references to IEEE 754R.
10096 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
10097 * doc/libgcc.texi (Decimal float library routines): Likewise.
10099 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10101 * targhooks.h (struct gcc_target): New member unwind_word_mode.
10102 (default_unwind_word_mode): Add prototype.
10103 * targhooks.c (default_unwind_word_mode): New function.
10104 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
10105 instead of word_mode.
10106 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
10107 (TARGET_INITIALIZER): Use it.
10109 * c-common.c (handle_mode_attribute): Support "unwind_word"
10111 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
10113 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
10114 word_mode to access SjLj_Function_Context member "data".
10115 (sjlj_emit_dispatch_table): Likewise. Also, perform type
10116 conversion from targetm.eh_return_filter_mode () to
10117 targetm.unwind_word_mode () if they differ.
10119 * builtin-types.def (BT_UNWINDWORD): New primitive type.
10120 (BT_FN_UNWINDWORD_PTR): New function type.
10121 (BT_FN_WORD_PTR): Remove.
10122 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
10123 * except.c (expand_builtin_extend_pointer): Convert pointer to
10124 targetm.unwind_word_mode () instead of word_mode.
10126 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
10127 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
10128 (spu_unwind_word_mode): New function.
10129 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
10130 (TARGET_UNWIND_WORD_MODE): Define.
10131 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
10133 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10135 * config/spu/spu.c (reg_align): Remove.
10136 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
10137 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
10138 (spu_split_store): Likewise.
10140 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
10142 * gcc/tree-vn.c: Fix typo in comment.
10144 2008-06-18 Jan Hubicka <jh@suse.cz>
10146 * cgraphunit.c (cgraph_optimize): Output debug info when doing
10147 toplevel reorder too.
10149 2008-06-18 Jan Hubicka <jh@suse.cz>
10151 * c-opts.c (c_common_post_options): PCH is not compatible with
10153 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
10154 -fno-toplevel-reorder by default now.
10156 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10158 PR documentation/30739
10159 * doc/install.texi (Prerequisites): Document dependency on awk.
10161 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
10162 Ian Lance Taylor <iant@google.com>
10164 PR rtl-optimization/35604
10165 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
10166 only want to change jump destinations, not eventual label comparisons.
10168 2008-06-16 Jan Hubicka <jh@suse.cz>
10170 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
10172 (cgraph_analyze_function): Likewise.
10174 2008-06-16 Jan Hubicka <jh@suse.cz>
10176 * cgraph.h (cgraph_mark_if_needed): New function.
10177 * cgraphunit.c (cgraph_mark_if_needed): New function.
10178 * c-decl.c (duplicate_decl): Use it.
10180 2008-06-16 Jan Hubicka <jh@suse.cz>
10182 * cgraph.c (cgraph_add_new_function): When in expansion state, do
10185 2008-06-16 Jan Hubicka <jh@suse.cz>
10187 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
10189 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
10190 Kazu Hirata <kazu@codesourcery.com>
10191 Maxim Kuvyrkov <maxim@codesourcery.com
10193 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
10194 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
10195 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
10196 EXTRA_SPEC_FUNCTIONS.
10197 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
10198 (DRIVER_SELF_SPECS): Adjust.
10199 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
10200 * config/mips/st.h, config/mips/t-st: New.
10201 * config/mips/driver-native.c, config/mips/x-native: New.
10202 * doc/invoke.texi (MIPS): Document 'native' value for -march and
10205 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10207 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
10209 (ISA_HAS_FP_CONDMOVE): New macro.
10210 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
10211 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
10212 (ISA_HAS_NMADD3_NMSUB3): New macro.
10213 * config/mips/mips.c (mips_rtx_costs): Update.
10214 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
10215 compiling for ST Loongson 2E/2F.
10216 (madd<mode>): Rename to madd4<mode>. Update.
10217 (madd3<mode>): New pattern.
10218 (msub<mode>): Rename to msub4<mode>. Update.
10219 (msub3<mode>): New pattern.
10220 (nmadd<mode>): Rename to nmadd4<mode>. Update.
10221 (nmadd3<mode>): New pattern.
10222 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
10223 (nmadd3<mode>_fastmath): New pattern.
10224 (nmsub<mode>): Rename to nmsub4<mode>. Update.
10225 (nmsub3<mode>): New pattern.
10226 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
10227 (nmsub3<mode>_fastmath): New pattern.
10228 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
10230 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
10232 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
10233 (DF_REF_INSN_INFO): New.
10234 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
10235 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
10236 with a NULL DF_REF_INSN_INFO.
10237 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
10239 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
10240 DF_INSN_INFO_EQ_USES): New.
10241 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
10242 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
10243 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
10244 * df-core.c: Update comment for above changes.
10245 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
10246 DF_INSN_UID_* macros.
10247 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
10248 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
10249 insn rtx. Update all callers.
10250 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
10251 df_ref_create_structure, df_insn_refs_collect): Likewise.
10252 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
10253 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
10254 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
10255 macros to access the insn refs.
10256 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
10257 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
10258 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
10259 for accessing the refs.
10260 (try_fwprop_subst): Likewise.
10261 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
10262 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
10263 for accessing the refs.
10264 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
10265 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
10266 to look at the insn refs.
10267 (record_uses): Likewise.
10268 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
10270 (mark_artificial_uses): Don't mark_insn for artificial refs.
10271 (mark_reg_rependencies): Likewise.
10273 * doc/rtl.texi: Remove documentation of ADDRESSOF.
10275 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10277 * configure: Regenerate.
10279 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10281 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
10282 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10283 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10285 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10287 * config/avr/avr.c (avr_mcu_t): Add attiny167.
10288 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10289 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10291 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10293 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
10294 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10295 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10297 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10299 * tree-ssa-sccvn.c: Fix format of comments.
10301 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10303 * cgraph.c: Remove unneeded forward declarations of eq_node()
10306 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
10308 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
10310 (see_update_relevancy): Likewise.
10311 * fwprop.c (try_fwprop_subst): Likewise.
10312 * rtlanal.c (noop_move_p): Likewise.
10313 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
10314 notes to non-existing libcall blocks.
10315 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
10317 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
10318 (dead_libcall_p): Remove.
10319 (delete_trivially_dead_insns): Don't use it.
10320 * web.c (union_defs): Remove comment about keeping nops.
10321 * gcse.c (hash_scan_insn): Don't take libcall pointers.
10322 (compute_hash_table_work): Don't track libcall notes.
10323 (do_local_cprop): Don't take libcall pointers. Don't update
10325 (adjust_libcall_notes): Deleted.
10326 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
10327 ever have existed in the first place).
10328 (replace_store_insn): Don't try to remove libcall notes.
10329 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
10330 (resolve_reg_notes): Don't call them.
10331 (resolve_simple_move): Likewise.
10332 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
10333 Don't remove REG_RETVAL notes.
10334 * emit-rtl.c (try_split): Don't update libcall notes.
10335 (emit_copy_of_insn_after): Dito.
10336 * cselib.c (cselib_current_insn_in_libcall): Remove.
10337 (cselib_process_insn): Don't set/clear it.
10338 (new_elt_loc_list): Don't record it.
10339 (cselib_init): Don't initialize it.
10340 * cselib.c (struct elt_loc_list): Remove in_libcall field.
10341 * loop-invariant.c (find_invariant_insn): Don't look for libcall
10343 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
10344 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
10345 (init_deps): Don't initialize it.
10346 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
10347 * combine.c (delete_noop_moves): Don't update libcall notes.
10348 (can_combine_p): Remove now pointless #if 0 block.
10349 (try_combine): Remove another obsolete #if 0 block.
10350 (distribute_notes): Don't distribute libcall notes.
10351 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
10352 * dce.c (libcall_dead_p): Remove.
10353 (delete_unmarked_insns): Don't handle libcall blocks.
10354 (preserve_libcall_for_dce): Remove.
10355 (prescan_insns_for_dce): Don't special-case libcall block insns.
10356 * reload1 (reload): Don't handle libcall notes.
10357 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
10360 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10362 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
10363 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10364 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10366 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10368 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
10369 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10370 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10372 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10374 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
10376 2008-06-16 Ira Rosen <irar@il.ibm.com>
10378 PR tree-optimization/36493
10379 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
10380 the arguments list. Use VECTYPE to create vector pointer.
10381 (vectorizable_store): Fail if accesses through a pointer to vectype
10382 do not alias the original memory reference operands.
10383 Call vect_create_data_ref_ptr without the removed argument.
10384 (vectorizable_load): Likewise.
10385 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
10388 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
10391 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
10392 reg_equiv_constant.
10394 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10396 * config/mips/loongson2ef.md: New file.
10397 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
10398 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
10399 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
10400 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
10401 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
10403 (loongson2ef.md): New include.
10404 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
10405 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
10406 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
10407 (loongson_gt_<mode>, loongson_extract_halfword)
10408 (loongson_insert_halfword_0, loongson_insert_halfword_2)
10409 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
10410 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
10411 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
10412 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
10413 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
10414 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
10415 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
10416 (vec_interleave_low<mode>): Define type attribute.
10417 * config/mips/mips.c (mips_ls2): New static variable.
10418 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
10419 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
10420 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
10421 Implement target scheduling hooks.
10422 (mips_multipass_dfa_lookahead): Update to handle tuning for
10424 (mips_sched_init): Initialize data for Loongson scheduling.
10425 (mips_ls2_variable_issue): New static function.
10426 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
10428 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
10429 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
10430 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
10431 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
10432 Handle ST Loongson 2E/2F cores.
10433 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
10435 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10437 * omp-low.c (extract_omp_for_data): Fix comment typo.
10440 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10442 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
10443 FIXME note about gcc/config.guess.
10444 * doc/options.texi (Option file format): Remove non-ASCII bytes.
10445 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
10446 * doc/cppopts.texi: Likewise.
10447 * doc/extend.texi: Likewise.
10448 * doc/gcc.texi: Likewise.
10449 * doc/gccint.texi: Likewise.
10450 * doc/gcov.texi: Likewise.
10451 * doc/gty.texi: Likewise.
10452 * doc/hostconfig.texi: Likewise.
10453 * doc/install.texi: Likewise.
10454 * doc/invoke.texi: Likewise.
10455 * doc/loop.texi: Likewise.
10456 * doc/makefile.texi: Likewise.
10457 * doc/md.texi: Likewise.
10458 * doc/passes.texi: Likewise.
10459 * doc/tm.texi: Likewise.
10460 * doc/tree-ssa.texi: Likewise.
10461 * doc/trouble.texi: Likewise.
10463 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
10464 Nathan Sidwell <nathan@codesourcery.com>
10465 Maxim Kuvyrkov <maxim@codesourcery.com>
10466 Richard Sandiford <rdsandiford@googlemail.com>
10468 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
10469 * config/mips/mips-protos.h (mips_expand_vector_init): New.
10470 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
10472 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
10473 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
10474 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10476 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10477 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10478 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10479 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10480 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10481 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10482 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10483 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10484 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10485 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10486 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10487 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10488 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10489 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10490 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10491 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10492 (mips_builtins): Add Loongson builtins.
10493 (mips_loongson_2ef_bdesc): New.
10494 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10495 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10496 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10497 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10499 (mips_expand_vector_init): New.
10500 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10501 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10503 * config/mips/mips.md: Add unspec numbers for Loongson
10504 builtins. Include loongson.md.
10505 (MOVE64): Include Loongson vector modes.
10506 (SPLITF): Include Loongson vector modes.
10507 (HALFMODE): Handle Loongson vector modes.
10508 * config/mips/loongson.md: New.
10509 * config/mips/loongson.h: New.
10510 * config.gcc: Add loongson.h header for mips*-*-* targets.
10511 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10513 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10515 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10516 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10517 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10518 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10519 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10520 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10521 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10522 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10523 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10524 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10525 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10526 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10527 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10528 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10529 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10530 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10531 Remove use_fixproto=yes.
10532 (ia64*-*-hpux*): Remove comment about using fixproto.
10533 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10535 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10537 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10539 * configure: Regenerate.
10541 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10543 PR middle-end/36520
10544 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10545 before evaluating it.
10547 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10550 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10551 nested inline functions.
10552 (start_decl, start_function): Don't invert DECL_EXTERNAL
10553 for nested inline functions.
10555 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10557 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10558 splits that must be made for correctness.
10560 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10562 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10563 (AVAIL_NON_MIPS16): Likewise.
10564 (mips_builtin_description): Replace target_flags with a predicate.
10565 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10566 (dspr2_32): New availability predicates.
10567 (MIPS_BUILTIN): New macro.
10568 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10569 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10570 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10571 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10572 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10573 (mips_dsp_32only_bdesc): Merge into...
10574 (mips_builtins): ...this new array.
10575 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10576 (mips_init_builtins): Update after above changes.
10577 (mips_expand_builtin_1): Merge into...
10578 (mips_expand_builtin): ...here and update after above changes.
10580 2008-06-12 Paul Brook <paul@codesourcery.com>
10582 * longlong.h (__arm__): Define count_leading_zeros.
10583 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10584 (clzsi2, clzdi2): New functions.
10585 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10586 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10587 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10588 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10589 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10590 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10591 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10592 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10593 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10594 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10596 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10598 * config/m68k/m68k.c (m68k_tune_flags): New.
10599 (override_options): Compute m68k_tune_flags.
10600 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10601 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10603 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10605 PR middle-end/36506
10606 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10608 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10610 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10611 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10613 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10615 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10616 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10618 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10620 PR middle-end/36506
10621 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10624 2008-06-12 Richard Guenther <rguenther@suse.de>
10626 PR tree-optimization/36345
10627 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10628 add memory_tag_needed flag.
10629 (may_alias_p): Declare.
10630 * tree-ssa-alias.c (may_alias_p): Export.
10631 (set_initial_properties): Use memory_tag_needed flag.
10632 (update_reference_counts): Likewise.
10633 (reset_alias_info): Reset memory_tag_needed flag.
10634 (create_name_tags): Check memory_tag_needed flag.
10635 (dump_points_to_info_for): Dump it.
10636 * tree-ssa-structalias.c (struct variable_info): Remove
10637 directly_dereferenced flag.
10638 (new_var_info): Do not initialize it.
10639 (process_constraint_1): Do not set it.
10640 (update_alias_info): Set is_dereferenced flag.
10641 (set_uids_in_ptset): Use may_alias_p.
10642 (set_used_smts): Check memory_tag_needed flag.
10643 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10644 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10645 memory_tag_needed flag.
10646 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10647 from broken design.
10649 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10651 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10652 red zone for w64 abi.
10653 (ix86_expand_prologue): Likewise.
10654 (ix86_force_to_memory): Likewise.
10655 (ix86_free_from_memory): Likewise.
10657 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10660 * config/rs6000/rs6000.c (rs6000_override_options): Set
10661 rs6000_isel conditionally to the absence of comand line override.
10662 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10663 Remove duplicate rs6000_isel setting.
10664 * config/rs6000/eabispe.h: Ditto.
10666 2008-06-11 Richard Guenther <rguenther@suse.de>
10668 * alias.c (get_alias_set): Use the element alias-set for arrays.
10669 (record_component_aliases): For arrays and vectors do nothing.
10670 * c-common.c (strict_aliasing_warning): Handle the cases
10671 of alias set zero explicitly.
10672 * Makefile.in (dfp.o-warn): Add -Wno-error.
10674 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10676 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10678 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10679 tune_32 tune_64 to supported_defaults. Allow values not
10680 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10681 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10682 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10683 with_cpu_64 to generic for 64-bit-supporting configurations, not
10684 with_cpu. Remove FIXMEs.
10685 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10686 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10687 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10688 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10689 arch_32 and arch_64.
10691 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10692 Olivier Hainque <hainque@adacore.com>
10694 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10695 Use DECL_SIZE_UNIT to retrieve the size of the field.
10697 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10699 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10700 with function calls after declarations. Lay out
10701 neon_float_type_node before further use.
10703 2008-06-11 Richard Guenther <rguenther@suse.de>
10705 * tree-flow.h (may_point_to_global_var): Declare.
10706 * tree-ssa-alias.c (may_point_to_global_var): New function.
10707 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10709 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10711 * configure.ac: Teach that fido supports .debug_line.
10712 * configure: Regenerate.
10714 2008-06-10 Tom Tromey <tromey@redhat.com>
10716 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10719 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10721 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10722 (encode_decimal64, decode_decimal64, encode_decimal128,
10723 decode_decimal128): Reverse order of 32-bit parts of value if host
10724 and target endianness differ.
10726 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10728 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10729 Avoid division by 0.
10730 (tree_mod_pow2_value_transform): Likewise.
10731 (tree_ic_transform): Likewise.
10732 (tree_stringops_transform): Likewise.
10733 (tree_mod_subtract_transform): Likewise.
10734 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10735 (copy_edges_for_bb): Likewise.
10736 (initialize_cfun): Likewise.
10738 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10740 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10741 nonmemory_operand. Add "N" operand constraint.
10743 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10744 (*jcc_btsi_mask): Ditto.
10745 (*jcc_btsi_mask_1): Ditto.
10747 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10749 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10750 TYPE_CANONICAL for copied element type.
10752 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10755 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10756 Add m_CORE2 and m_GENERIC.
10757 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10758 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10760 (*jcc_btdi_rex64): New instruction and split pattern.
10761 (*jcc_btsi): Ditto.
10762 (*jcc_btsi_1): Ditto.
10763 (*btsq): Fix Intel asm dialect operand order.
10767 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10769 PR middle-end/36447
10770 * simplify-rtx.c (simplify_subreg): Add check for shift count
10773 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10775 * doc/md.texi: Synchronize with later constraints.md change.
10776 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10777 with a C implementation.
10778 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10780 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10781 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10782 when moving to and from MD_REGNUM.
10783 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10784 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10785 Handle byte and halfword moves.
10786 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10788 * config/mips/constraints.md (h): Turn into NO_REGS.
10789 (l, x): Update documentation.
10790 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10791 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10792 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10793 (HILO): New mode iterator.
10795 (any_div): New code iterator.
10796 (u): Extend code attribute to div and udiv.
10797 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10798 d_operand in the splitters. Remove redundant CONST_INT checks.
10799 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10800 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10801 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10802 accordingly, using normal moves instead of unspecs to move LO into
10803 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10804 (<u>mulsidi3): Handle expansion in C code.
10805 (<u>mulsidi3_32bit_internal): Rename to...
10806 (<u>mulsidi3_32bit): ...this.
10807 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10808 (*<u>mulsidi3_64bit): Rename to...
10809 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10810 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10811 to set LO and HI to the multiplication result. Use a normal move
10812 for MFLO and an unspec for MFHI.
10813 (*<u>mulsidi3_64bit_parts): Replace with...
10814 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10815 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10816 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10817 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10818 instead of HI. Split the instruction into a separate multiplication
10819 and MFHI if !TARGET_FIX_R4000.
10820 (<su>muldi3_highpart): Likewise.
10821 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10822 and the "=h" clobber.
10823 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10824 (<u>mulditi3): New expander.
10825 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10826 (madsi): Remove "=h" clobber.
10827 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10828 Force the modulus result to be a GPR and split the instruction into
10829 a division followed by an MFHI after reload.
10830 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10831 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10832 the MIPS16 HIGH define_split.
10833 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10834 of acc<->gpr moves to "multi".
10835 (*movdi_64bit): Replace the single "x" alternative with
10836 alternatives for moving into and out of "a".
10837 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10838 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10839 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10840 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10841 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10842 (movti): New expander.
10843 (*movti, *movti_mips16): New insns.
10844 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10845 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10846 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10847 * config/mips/predicates.md (fpr_operand): Delete.
10848 (d_operand): New predicate.
10850 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10852 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10853 failure on some Bourne shells.
10854 (x86_64-*-*): Ditto.
10856 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10858 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10860 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10862 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10863 (sparc-sun-solaris2*): Likewise.
10865 2008-06-09 Arnaud Charlet <charlet@adacore.com
10867 * doc/install.texi: Update requirements to build the Ada compiler.
10869 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10871 * df-scan.c (struct df_scan_problem_data): Remove the
10872 mw_link_pool alloc pool.
10873 (df_scan_free_internal): Don't free it.
10874 (df_scan_alloc): Don't allocate it.
10875 * df.h (struct df_link): Update comment.
10877 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10879 * except.h: Correct checks for when SJLJ exceptions must be used.
10881 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10883 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10886 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10888 PR tree-optimization/36218
10889 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10890 configure for the build system.
10891 (BUILD_LDFLAGS): Define.
10892 * configure: Regenerate.
10893 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10895 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10898 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10899 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10900 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10902 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10904 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10906 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10908 * config.gcc (Obsolete configurations): Remove list of
10910 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10911 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10912 targets matched by those patterns.
10913 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10914 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10915 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10916 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10917 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10918 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10919 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10920 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10921 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10922 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10923 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10924 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10925 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10926 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10927 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10928 Make code for Solaris 7 and greater unconditional for Solaris.
10929 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10930 Remove --with-* handling.
10931 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10932 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10933 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10934 LINK_OS_WINDISS_SPEC): Remove.
10935 * config/rs6000/sysv4.opt (mwindiss): Remove.
10936 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10937 * configure: Regenerate.
10938 * doc/cpp.texi: Don't mention BeOS.
10939 * doc/extend.texi (interrupt): Don't mention MS1.
10940 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10941 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10942 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10943 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10944 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10946 * doc/invoke.texi (MT Options): Remove.
10947 (-mwindiss): Remove.
10948 (CRIS Options): Remove cris-axis-aout references.
10949 (HPPA Options): Don't mention hppa1.1-*-pro.
10950 * doc/md.texi: (MorphoTech family): Remove.
10951 * libgcc2.c: Don't handle UWIN.
10952 * config/alpha/t-unicosmk: Remove.
10953 * config/alpha/unicosmk.h: Remove.
10954 * config/arm/kaos-arm.h: Remove.
10955 * config/arm/kaos-strongarm.h: Remove.
10956 * config/arm/strongarm-coff.h: Remove.
10957 * config/arm/strongarm-elf.h: Remove.
10958 * config/arm/strongarm-pe.h: Remove.
10959 * config/arm/t-strongarm-pe: Remove.
10960 * config/arm/t-xscale-coff: Remove.
10961 * config/arm/t-xscale-elf: Remove.
10962 * config/arm/xscale-coff.h: Remove.
10963 * config/arm/xscale-elf.h: Remove.
10964 * config/chorus.h: Remove.
10965 * config/cris/aout.h: Remove.
10966 * config/cris/aout.opt: Remove.
10967 * config/cris/t-aout: Remove.
10968 * config/i386/beos-elf.h: Remove.
10969 * config/i386/kaos-i386.h: Remove.
10970 * config/i386/ptx4-i.h: Remove.
10971 * config/i386/sco5.h: Remove.
10972 * config/i386/sco5.opt: Remove.
10973 * config/i386/sysv4-cpp.h: Remove.
10974 * config/i386/sysv5.h: Remove.
10975 * config/i386/t-beos: Remove.
10976 * config/i386/t-sco5: Remove.
10977 * config/i386/t-uwin: Remove.
10978 * config/i386/uwin.asm: Remove.
10979 * config/i386/uwin.h: Remove.
10980 * config/kaos.h: Remove.
10981 * config/mips/windiss.h: Remove.
10982 * config/mt: Remove directory.
10983 * config/pa/pa-osf.h: Remove.
10984 * config/pa/pa-pro-end.h: Remove.
10985 * config/pa/t-pro: Remove.
10986 * config/ptx4.h: Remove.
10987 * config/rs6000/beos.h: Remove.
10988 * config/rs6000/kaos-ppc.h: Remove.
10989 * config/rs6000/t-beos: Remove.
10990 * config/rs6000/windiss.h: Remove.
10991 * config/sh/kaos-sh.h: Remove.
10992 * config/sol2-6.h: Remove.
10993 * config/sparc/sol26-sld.h: Remove.
10994 * config/sparc/sysv4-only.h: Remove.
10995 * config/vax/bsd.h: Remove.
10996 * config/vax/t-memfuncs: Remove.
10997 * config/vax/ultrix.h: Remove.
10998 * config/vax/vaxv.h: Remove.
10999 * config/windiss.h: Remove.
11001 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11003 PR rtl-optimization/36438
11004 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
11005 for vector shifts with constant scalar shift operands.
11007 2008-06-06 Sandip Matte <sandip@rmicorp.com>
11009 * doc/invoke.texi: Document -march=xlr.
11010 * config/mips/xlr.md: New file.
11011 * config/mips/mips.md: Include it.
11013 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
11014 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
11015 (mips_rtx_cost_data): Likewise.
11017 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
11019 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
11020 PRE_INC and PRE_DEC cases.
11022 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11024 PR rtl-optimization/36419
11025 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
11026 the emitting jump insn.
11029 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
11030 is not bool, boolify the whole *expr_p and convert to the desired type.
11032 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11034 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
11035 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
11036 Add omp_private_outer_ref hook, add another argument to
11037 omp_clause_default_ctor hook.
11038 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
11039 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
11040 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
11041 hook_tree_tree_tree_tree_null.
11042 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
11043 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
11044 * hooks.c (hook_tree_tree_tree_tree_null): New function.
11045 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
11046 * tree.def (OMP_TASK): New tree code.
11047 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
11048 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
11049 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
11050 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
11051 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
11052 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
11053 OMP_CLAUSE_COLLAPSE_EXPR): Define.
11054 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11055 (OMP_DIRECTIVE_P): Add OMP_TASK.
11056 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
11057 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
11058 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
11059 and OMP_CLAUSE_UNTIED entries.
11060 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
11062 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11063 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
11064 * tree-pretty-print.c (dump_omp_clause): Handle
11065 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
11066 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11067 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
11068 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
11069 warning about unsigned iterators. Change decl/init/cond/incr
11070 arguments to TREE_VECs, check arguments for all collapsed loops.
11071 (c_finish_omp_taskwait): New function.
11072 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
11074 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
11075 default_function_array_conversion on init. Add par_clauses argument.
11076 If decl is present in parallel's lastprivate clause, change it to
11077 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
11078 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
11079 collapse count in clauses.
11080 (c_parser_omp_for, c_parser_omp_parallel): Adjust
11081 c_parser_omp_for_loop callers.
11082 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
11083 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
11084 (c_parser_omp_clause_name): Handle collapse and untied clauses.
11085 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
11087 (c_parser_omp_clause_schedule): Handle schedule(auto).
11088 Include correct location in the error message.
11089 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
11090 and PRAGMA_OMP_CLAUSE_UNTIED.
11091 (OMP_TASK_CLAUSE_MASK): Define.
11092 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
11093 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
11094 * tree-nested.c (convert_nonlocal_omp_clauses,
11095 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
11096 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
11097 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11098 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
11100 (conver_nonlocal_reference, convert_local_reference,
11101 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
11102 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
11103 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
11104 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
11105 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
11106 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
11107 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
11108 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
11109 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11111 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
11112 * c-common.h (c_finish_omp_taskwait): New prototype.
11113 * gimple-low.c (lower_stmt): Handle OMP_TASK.
11114 * tree-parloops.c (create_parallel_loop): Create 1 entry
11115 vectors for OMP_FOR_{INIT,COND,INCR}.
11116 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
11117 (make_edges): Handle OMP_TASK.
11118 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
11119 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11120 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
11121 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
11122 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
11123 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11124 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11125 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
11126 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
11127 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
11128 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
11129 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
11130 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
11131 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
11132 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
11133 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
11134 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
11135 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
11136 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
11137 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
11138 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
11139 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
11140 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
11141 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
11142 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
11143 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
11144 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
11145 original iterator is present in lastprivate clause or if
11146 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
11147 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11148 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
11149 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
11150 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
11151 if it is set, lookup var in outer contexts too. Handle
11152 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
11153 to be implicitly determined firstprivate for task regions.
11154 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
11155 if it is set, lookup var in outer contexts too. Set
11156 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
11157 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
11158 OMP_CLAUSE_UNTIED. Take region_type as last argument
11159 instead of in_parallel and in_combined_parallel.
11160 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
11162 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
11163 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
11164 (new_omp_context): Set default_kind to
11165 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
11166 (omp_region_type): New enum.
11167 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
11168 fields, add region_type.
11169 (new_omp_context): Take region_type as argument instead of is_parallel
11170 and is_combined_parallel.
11171 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
11172 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
11173 ctx->is_combined_parallel checks.
11174 (gimplify_omp_task): New function.
11175 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11177 * omp-low.c (extract_omp_for_data): Use schedule(static)
11178 for schedule(auto). Handle pointer and unsigned iterators.
11179 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
11180 Add loops argument. Extract data for collapsed OMP_FOR loops.
11181 (expand_parallel_call): Assert sched_kind isn't auto,
11182 map runtime schedule to index 3.
11183 (struct omp_for_data_loop): New type.
11184 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
11185 Add loop, loops, collapse and iter_type fields.
11186 (workshare_safe_to_combine_p): Disallow combined for if
11187 iter_type is unsigned long long. Don't combine collapse > 1 loops
11188 unless all bounds and steps are constant. Adjust extract_omp_for_data
11190 (expand_omp_for_generic): Handle pointer, unsigned and long long
11191 iterators. Handle collapsed OMP_FOR loops. Adjust
11192 for struct omp_for_data changes. If libgomp function doesn't return
11193 boolean_type_node, add comparison of the return value with 0.
11194 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
11195 pointer, unsigned and long long iterators. Adjust for struct
11196 omp_for_data changes.
11197 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
11198 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
11199 unsigned long long. Allocate loops array, pass it to
11200 extract_omp_for_data. For collapse > 1 loops use always
11201 expand_omp_for_generic.
11202 (omp_context): Add sfield_map and srecord_type fields.
11203 (is_task_ctx, lookup_sfield): New functions.
11204 (use_pointer_for_field): Use is_task_ctx helper. Change first
11205 argument's type from const_tree to tree. Clarify comment.
11206 In OMP_TASK disallow copy-in/out sharing.
11207 (build_sender_ref): Call lookup_sfield instead of lookup_field.
11208 (install_var_field): Add mask argument. Populate both record_type
11209 and srecord_type if needed.
11210 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
11212 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
11213 and DECL_FIELD_OFFSET.
11214 (scan_sharing_clauses): Adjust install_var_field callers. For
11215 firstprivate clauses on explicit tasks allocate the var by value in
11216 record_type unconditionally, rather than by reference.
11217 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
11218 Use is_taskreg_ctx instead of is_parallel_ctx.
11219 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11220 (create_omp_child_function_name): Add task_copy argument, use
11221 *_omp_cpyfn* names if it is true.
11222 (create_omp_child_function): Add task_copy argument, if true create
11223 *_omp_cpyfn* helper function.
11224 (scan_omp_parallel): Adjust create_omp_child_function callers.
11225 Rename parallel_nesting_level to taskreg_nesting_level.
11226 (scan_omp_task): New function.
11227 (lower_rec_input_clauses): Don't run constructors for firstprivate
11228 explicit task vars which are initialized by *_omp_cpyfn*.
11229 Pass outer var ref to omp_clause_default_ctor hook if
11230 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
11231 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
11232 OMP_CLAUSE_REDUCTION_INIT.
11233 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
11234 avoid duplicate setting of fields. Handle
11235 OMP_CLAUSE_PRIVATE_OUTER_REF.
11236 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
11237 copy-out if TREE_READONLY, only copy-in.
11238 (expand_task_copyfn): New function.
11239 (expand_task_call): New function.
11240 (struct omp_taskcopy_context): New type.
11241 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
11243 (lower_omp_parallel): Rename to...
11244 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11245 Call create_task_copyfn if srecord_type is needed. Adjust
11247 (task_shared_vars): New variable.
11248 (check_omp_nesting_restrictions): Warn if work-sharing,
11249 barrier, master or ordered region is closely nested inside OMP_TASK.
11250 Add warnings for barrier if closely nested inside of work-sharing,
11251 ordered, or master region.
11252 (scan_omp_1): Call check_omp_nesting_restrictions even for
11253 GOMP_barrier calls. Rename parallel_nesting_level to
11254 taskreg_nesting_level. Handle OMP_TASK.
11255 (lower_lastprivate_clauses): Even if some lastprivate is found on a
11256 work-sharing construct, continue looking for them on parent parallel
11258 (lower_omp_for_lastprivate): Add lastprivate clauses
11259 to the beginning of dlist rather than end. Adjust for struct
11260 omp_for_data changes.
11261 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
11262 not after it. Handle collapsed OMP_FOR loops, adjust for
11263 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
11264 (get_ws_args_for): Adjust extract_omp_for_data caller.
11265 (scan_omp_for): Handle collapsed OMP_FOR
11266 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11267 (lower_omp_single_simple): If libgomp function doesn't return
11268 boolean_type_node, add comparison of the return value with 0.
11269 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
11270 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
11271 (parallel_nesting_level): Rename to...
11272 (taskreg_nesting_level): ... this.
11273 (is_taskreg_ctx): New function.
11274 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
11275 of is_parallel_ctx.
11276 (execute_lower_omp): Rename parallel_nesting_level to
11277 taskreg_nesting_level.
11278 (expand_omp_parallel): Rename to...
11279 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11280 Call omp_task_call for OMP_TASK regions.
11281 (expand_omp): Adjust caller, handle OMP_TASK.
11282 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
11284 * bitmap.c (bitmap_default_obstack_depth): New variable.
11285 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
11286 if argument is NULL and bitmap_default_obstack is already initialized.
11287 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
11289 * matrix-reorg.c (matrix_reorg): Likewise.
11291 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11293 * config/i386/i386.md (*indirect_jump): Macroize using P
11294 mode iterator. Remove !TARGET_64BIT from insn constraints.
11295 (*tablejump_1): Ditto.
11296 (*indirect_jump_rex64): Remove insn pattern.
11297 (*tablejump_1_rex64): Ditto.
11298 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
11299 and eh_return_si insn patterns.
11301 2008-06-06 Richard Guenther <rguenther@suse.de>
11303 * tree-ssa-structalias.c (merge_smts_into): Remove.
11304 (find_what_p_points_to): Do not bother to compute the
11305 points-to set for pt_anything pointers.
11306 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
11307 for pt_anything pointers is ok.
11309 2008-06-06 Jan Hubicka <jh@suse.cz>
11311 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
11313 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11315 * cgraph.c: Fix typos in comments.
11316 (cgraph_availability_names): Fix string typo.
11317 * fold-const.c: Fix typos in comments.
11318 (fold_binary): Fix typo in warning.
11319 * genautomata.c: Fix typos in comments.
11320 (check_presence_pattern_sets): Fix typo in local variable.
11321 (output_description): Fix typo in output.
11322 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
11323 * hwint.h: Likewise.
11324 * matrix-reorg.c (check_allocation_function): Likewise.
11325 * omega.c (smooth_weird_equations): Likewise.
11326 * auto-inc-dec.c: Fix typos in comments.
11327 * bb-reorder.c: Likewise.
11328 * builtins.c: Likewise.
11329 * c-common.c: Likewise.
11330 * c-cppbuiltin.c: Likewise.
11331 * c-parser.c: Likewise.
11332 * c-pretty-print.c: Likewise.
11333 * cfgcleanup.c: Likewise.
11334 * cfgexpand.c: Likewise.
11335 * cfghooks.c: Likewise.
11336 * cfglayout.c: Likewise.
11337 * cfgloopmanip.c: Likewise.
11338 * cgraphunit.c: Likewise.
11339 * coverage.c: Likewise.
11340 * dbxout.c: Likewise.
11341 * df-byte-scan.c: Likewise.
11342 * df-core.c: Likewise.
11343 * df-problems.c: Likewise.
11344 * df-scan.c: Likewise.
11346 * dominance.c: Likewise.
11347 * domwalk.c: Likewise.
11349 * dwarf2out.c: Likewise.
11350 * emit-rtl.c: Likewise.
11351 * et-forest.c: Likewise.
11352 * function.c: Likewise.
11353 * function.h: Likewise.
11355 * gcov-io.c: Likewise.
11356 * gcov.c: Likewise.
11357 * gcse.c: Likewise.
11358 * genattrtab.c: Likewise.
11359 * ggc-page.c: Likewise.
11360 * gimplify.c: Likewise.
11361 * gthr-lynx.h: Likewise.
11362 * haifa-sched.c: Likewise.
11363 * ipa-cp.c: Likewise.
11364 * ipa-inline.c: Likewise.
11365 * ipa-prop.h: Likewise.
11366 * ipa-pure-const.c: Likewise.
11367 * ipa-struct-reorg.c: Likewise.
11368 * ipa-struct-reorg.h: Likewise.
11369 * ipa-type-escape.c: Likewise.
11371 * loop-doloop.c: Likewise.
11372 * mips-tfile.c: Likewise.
11373 * mkmap-flat.awk: Likewise.
11374 * mkmap-symver.awk: Likewise.
11375 * modulo-sched.c: Likewise.
11376 * omp-low.c: Likewise.
11377 * optabs.c: Likewise.
11378 * optabs.h: Likewise.
11379 * opts.c: Likewise.
11380 * passes.c: Likewise.
11381 * postreload-gcse.c: Likewise.
11382 * postreload.c: Likewise.
11383 * predict.c: Likewise.
11384 * pretty-print.h: Likewise.
11385 * profile.c: Likewise.
11386 * protoize.c: Likewise.
11387 * ra-conflict.c: Likewise.
11388 * real.c: Likewise.
11389 * recog.c: Likewise.
11390 * regclass.c: Likewise.
11391 * regs.h: Likewise.
11392 * reload.c: Likewise.
11393 * rtl-error.c: Likewise.
11394 * rtlanal.c: Likewise.
11395 * scan.h: Likewise.
11396 * sched-rgn.c: Likewise.
11398 * stmt.c: Likewise.
11399 * target.h: Likewise.
11400 * tree-dfa.c: Likewise.
11401 * tree-eh.c: Likewise.
11402 * tree-flow-inline.h: Likewise.
11403 * tree-inline.c: Likewise.
11404 * tree-into-ssa.c: Likewise.
11405 * tree-loop-distribution.c: Likewise.
11406 * tree-nested.c: Likewise.
11407 * tree-parloops.c: Likewise.
11408 * tree-pass.h: Likewise.
11409 * tree-pretty-print.c: Likewise.
11410 * tree-profile.c: Likewise.
11411 * tree-scalar-evolution.c: Likewise.
11412 * tree-sra.c: Likewise.
11413 * tree-ssa-alias-warnings.c: Likewise.
11414 * tree-ssa-ccp.c: Likewise.
11415 * tree-ssa-coalesce.c: Likewise.
11416 * tree-ssa-dom.c: Likewise.
11417 * tree-ssa-dse.c: Likewise.
11418 * tree-ssa-forwprop.c: Likewise.
11419 * tree-ssa-live.c: Likewise.
11420 * tree-ssa-live.h: Likewise.
11421 * tree-ssa-loop-im.c: Likewise.
11422 * tree-ssa-loop-ivopts.c: Likewise.
11423 * tree-ssa-loop-niter.c: Likewise.
11424 * tree-ssa-loop-prefetch.c: Likewise.
11425 * tree-ssa-phiopt.c: Likewise.
11426 * tree-ssa-phiprop.c: Likewise.
11427 * tree-ssa-sccvn.c: Likewise.
11428 * tree-ssa-ter.c: Likewise.
11429 * tree-ssa-threadupdate.c: Likewise.
11430 * tree-ssa.c: Likewise.
11431 * tree-vect-analyze.c: Likewise.
11432 * tree-vect-transform.c: Likewise.
11433 * tree-vectorizer.c: Likewise.
11434 * tree-vn.c: Likewise.
11435 * tree-vrp.c: Likewise.
11436 * tree.c: Likewise.
11437 * tree.def: Likewise.
11438 * tree.h: Likewise.
11439 * unwind-dw2-fde.c: Likewise.
11440 * unwind.inc: Likewise.
11441 * value-prof.c: Likewise.
11442 * vmsdbgout.c: Likewise.
11444 2008-06-05 David Edelsohn <edelsohn@gnu.org>
11446 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
11447 always place FP constants in the TOC for TARGET_POWERPC64.
11448 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
11450 2008-06-05 Joseph Myers <joseph@codesourcery.com>
11452 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
11453 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
11454 enable for TARGET_E500_DOUBLE.
11455 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
11456 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
11457 floating-point modes like integer modes for E500 double.
11458 (rs6000_legitimate_offset_address_p): Likewise.
11459 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
11460 addressing for DDmode for E500 double.
11461 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
11462 modes as using 64-bits of registers for E500 double.
11463 (spe_build_register_parallel): Do not handle DDmode or TDmode.
11464 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
11465 specially for E500 double.
11466 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
11467 TDmode for E500 double.
11468 (rs6000_gimplify_va_arg): Only handle SDmode in registers
11469 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
11470 (rs6000_split_multireg_move): Do not handle TDmode specially for
11472 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
11473 using 64-bit registers for E500 double.
11474 (emit_frame_save): Do not handle DDmode specially for E500 double.
11475 (gen_frame_mem_offset): Likewise.
11476 (rs6000_function_value): Do not call spe_build_register_parallel
11477 for DDmode or TDmode.
11478 (rs6000_libcall_value): Likewise.
11479 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11480 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11483 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11485 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11488 2008-06-04 Junjie Gu <jgu@tensilica.com>
11490 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11491 comparison for frame pointers.
11493 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11496 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11498 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11501 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11502 register is already smaller or equal to required mode.
11504 2008-06-04 Xinliang David Li <davidxl@google.com>
11506 * tree-call-cdce.c: New file.
11507 (cond_dead_built_in_calls): New static variable.
11508 (input_domain): New struct.
11509 (check_pow): New function.
11510 (check_builtin_call): Ditto.
11511 (check_target_format): Ditto.
11512 (is_call_dce_candidate): Ditto.
11513 (gen_one_condition): Ditto.
11514 (gen_conditions_for_domain): Ditto.
11515 (get_domain): Ditto.
11516 (gen_conditions_for_pow_cst_base): Ditto.
11517 (gen_conditions_for_pow_int_base): Ditto.
11518 (gen_conditions_for_pow): Ditto.
11519 (get_no_error_domain): Ditto.
11520 (gen_shrink_wrap_conditions): Ditto.
11521 (shrink_wrap_one_built_in_call): Ditto.
11522 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11523 (tree_call_cdce): Ditto.
11524 (gate_call_cdce): Ditto.
11525 (pass_call_cdce): New gimple pass.
11526 * passes.c: (init_optimization_passes): New pass.
11527 * tree-pass.h: New pass declaration.
11528 * opts.c (decode_options): New flag setting.
11529 * common.opt: Add -ftree-builtin-call-dce flag.
11530 * Makefile.in: Add new source file.
11531 * tempvar.def: New tv_id.
11532 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11534 2008-06-04 Richard Guenther <rguenther@suse.de>
11536 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11537 (is_call_clobbered): Always check var_ann->call_clobbered.
11538 (mark_call_clobbered): Always set var_ann->call_clobbered.
11539 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11540 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11541 (reset_alias_info): Clear call clobbering info on MTAGs and
11543 (set_pt_anything): Set pt_global_mem.
11544 (create_tag_raw): Adjust comment.
11545 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11547 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11548 Maxim Kuvyrkov <maxim@codesourcery.com>
11550 * config/m68k/m68k.opt (mxgot): New option.
11551 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11552 (m68k_output_addr_const_extra): New.
11553 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11554 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11555 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11556 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11558 2008-06-04 Richard Guenther <rguenther@suse.de>
11560 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11561 negative or non-representable offsets.
11563 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11565 * config/i386/i386.c (ix86_gen_leave): New.
11566 (ix86_gen_pop1): Likewise.
11567 (ix86_gen_add3): Likewise.
11568 (ix86_gen_sub3): Likewise.
11569 (ix86_gen_sub3_carry): Likewise.
11570 (ix86_gen_one_cmpl2): Likewise.
11571 (ix86_gen_monitor): Likewise.
11572 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11573 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11574 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11575 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11576 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11577 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11578 (ix86_expand_epilogue): Updated.
11579 (print_operand): Handle integer register operand for 'z'.
11580 (ix86_expand_strlensi_unroll_1): Likewise.
11581 (ix86_expand_strlen): Likewise.
11582 (ix86_expand_builtin): Likewise.
11583 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11584 mov{q}/mov{l} and add{q}/add{l}.
11586 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11588 * config/i386/i386.md (P): New mode iterator.
11589 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11590 using P mode iterator.
11591 (DFmode push_operand splitter): Ditto.
11592 (XFmode push_operand splitter): Ditto.
11593 (DFmode float_extend SFmode push_operand splitter): Ditto.
11594 (XFmode float_extend SFmode push_operand splitter): Do not generate
11595 SImode pushes for 64bit target. Macroize Dimode and SImode
11596 pushes using P mode iterator.
11597 (XFmode float_extend DFmode push_operand splitter): Ditto.
11599 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11601 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11602 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11603 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11604 return type to int.
11605 (ix86_call_abi_override): Remove check for call_used_regs.
11607 2008-06-03 Richard Guenther <rguenther@suse.de>
11609 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11610 for the lhs of calls if the return type contains pointers.
11612 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11614 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11615 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11616 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11617 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11618 of cfun and DEFAULT_ABI to deceide abi mode.
11619 (DEFAULT_ABI): New.
11620 (REG_PARM_STACK_SPACE): Removed.
11621 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11622 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11623 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11624 (ix86_function_abi): Likewise.
11625 (ix86_function_type_abi): Likewise.
11626 (ix86_call_abi_override): Likewise.
11627 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11628 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11629 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11630 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11632 (X86_64_REGPARM_MAX): New.
11633 (X86_64_SSE_REGPARM_MAX): New.
11634 (X64_REGPARM_MAX): New.
11635 (X64_SSE_REGPARM_MAX): New.
11636 (X86_32_REGPARM_MAX): New.
11637 (X86_32_SSE_REGPARM_MAX): New.
11638 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11639 (ix86_function_regparm): Handle user calling abi.
11640 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11641 by DEFAULT_ABI versus SYSV_ABI check.
11642 (ix86_reg_parm_stack_space): New.
11643 (ix86_function_type_abi): New.
11644 (ix86_call_abi_override): New.
11645 (ix86_function_abi): New.
11646 (ix86_cfun_abi): New.
11647 (init_cumulative_args): Call abi specific initialization.
11648 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11649 (function_arg_64): Extend SSE_REGPARM_MAX check.
11650 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11651 (ix86_pass_by_reference): Likewise.
11652 (ix86_function_value_regno_p): Likewise.
11653 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11654 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11655 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11656 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11657 (setup_incoming_varargs_64): Adjust regparm for call abi.
11658 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11659 (ix86_va_start): Likewise.
11660 (ix86_gimplify_va_arg): Likewise.
11661 (ix86_expand_prologue): Likewise.
11662 (output_pic_addr_const): Likewise.
11663 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11664 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11665 (x86_output_mi_thunk): Likewise.
11666 (x86_function_profiler): Likewise.
11667 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11668 (SYSV_ABI, MS_ABI): New constants.
11669 (DEFAULT_ABI): New.
11670 (init_regs): Add prototype of function in regclass.c file.
11671 (OVERRIDE_ABI_FORMAT): New.
11672 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11673 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11674 (OUTGOING_REG_PARM_STACK_SPACE): New.
11675 (ix86_reg_parm_stack_space): New prototype.
11676 (CUMULATIVE_ARGS): Add call_abi member.
11677 (machine_function): Add call_abi member.
11678 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11679 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11681 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11684 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11685 (avr_builtin_setjmp_frame_value): New function.
11686 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11687 (nonlocal_goto): Define.
11689 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11691 * config/mips/mips.c (mips_emit_loadgp): Return early if
11692 there is nothing do to, otherwise emit a blockage if
11693 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11694 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11696 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11698 * configure.ac: Drop unneeded backslash ending up in config.in.
11699 * acinclude.m4: Likewise.
11700 * config.in: Regenerate.
11702 2008-05-26 Jan Hubicka <jh@suse.cz>
11704 * predict.c (maybe_hot_frequency_p): Break out of...
11705 (maybe_hot_bb_p): ... here.
11706 (maybe_hot_edge_p): New.
11707 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11708 * basic-block.h (maybe_hot_edge_p): Declare.
11710 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11712 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11713 (*cmpfp_<mode>_cc): Ditto.
11714 (*fp_jcc_8<mode>_387): Ditto.
11715 (*fop_<MODEF:mode>_2_i387): Ditto.
11716 (*fop_<MODEF:mode>_3_i387): Ditto.
11717 (*fop_xf_2_i387): Ditto.
11718 (*fop_xf_3_i387): Ditto.
11720 2008-06-02 Tomas Bily <tbily@suse.cz>
11722 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11724 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11726 * config/mips/mips.c (mips_valid_offset_p): New function.
11727 (mips_valid_lo_sum_p): Likewise.
11728 (mips_classify_address): Use them.
11729 (mips_force_address): New function.
11730 (mips_legitimize_address): Use it.
11731 * config/mips/mips.md (MOVE128): New mode iterator.
11732 (movtf): Require TARGET_64BIT. Remove empty strings.
11733 (*movtf_internal): Rename to...
11734 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11735 of "R" and use {,fp}{load,store} attributes instead of "multi".
11736 Use a separate define_split.
11737 (*movtf_mips16): New pattern.
11739 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11741 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11742 * config/mips/mips.c (mips_expand_before_return): New function.
11743 (mips_expand_epilogue): Call it.
11744 * config/mips/mips.md (return): Turn into a define_expand.
11745 (*return): New insn.
11747 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11749 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11750 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11751 functions. Do not emit uses and clobbers of CONCATs; individually
11752 use and clobber their operands.
11753 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11754 gen_clobber, emit_use and gen_use.
11755 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11756 (expand_builtin_return): Likewise.
11757 * cfgbuild.c (count_basic_blocks): Likewise.
11758 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11759 * explow.c (emit_stack_restore): Likewise.
11760 * expmed.c (extract_bit_field_1): Likewise.
11761 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11762 (emit_move_multi_word, store_constructor): Likewise.
11763 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11764 (thread_prologue_and_epilogue_insns): Likewise.
11765 * lower-subreg.c (resolve_simple_move): Likewise.
11766 * optabs.c (widen_operand, expand_binop): Likewise.
11767 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11768 * reload.c (find_reloads): Likewise.
11769 * reload1.c (eliminate_regs_in_insn): Likewise.
11770 * stmt.c (expand_nl_goto_receiver): Likewise.
11771 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11772 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11773 * config/arm/arm.c (arm_load_pic_register): Likewise.
11774 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11775 * config/arm/arm.md (untyped_return): Likewise.
11776 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11777 * config/avr/avr.c (expand_prologue): Likewise.
11778 * config/bfin/bfin.c (do_unlink): Likewise.
11779 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11780 * config/cris/cris.c (cris_expand_prologue): Likewise.
11781 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11782 (machopic_legitimize_pic_address): Likewise.
11783 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11784 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11785 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11786 (ix86_expand_convert_uns_didf_sse): Likewise.
11787 (ix86_expand_vector_init_general): Likewise.
11788 * config/ia64/ia64.md (eh_epilogue): Likewise.
11789 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11790 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11791 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11792 (config/iq2000/iq2000.c): Likewise.
11793 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11794 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11795 (builtin_longjmp): Likewise.
11796 * config/mn10300/mn10300.md (call, call_value): Likewise.
11797 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11798 * config/pdp11/pdp11.md (abshi2): Likewise.
11799 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11800 * config/s390/s390.c (s390_emit_prologue): Likewise.
11801 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11802 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11803 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11804 * config/sh/sh.c (prepare_move_operands): Likewise.
11805 (output_stack_adjust, sh_expand_epilogue): Likewise.
11806 (sh_set_return_address, sh_expand_t_scc): Likewise.
11807 * config/sparc/sparc.c (load_pic_register): Likewise.
11808 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11809 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11810 * config/v850/v850.c (expand_epilogue): Likewise.
11812 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11814 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11815 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11816 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11817 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11818 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11819 stack pointer register.
11820 (output_movhi): Remove code for interrupt specific writing to the
11821 stack pointer register.
11823 2008-05-31 Richard Guenther <rguenther@suse.de>
11825 PR tree-optimization/34244
11826 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11827 (tree_expr_nonzero_warnv_p): Likewise.
11828 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11829 ssa_name_nonnegative_p.
11830 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11831 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11832 not tree_expr_nonzero_warnv_p.
11834 PR tree-optimization/36262
11836 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11838 PR tree-optimization/34244
11839 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11840 (record_numbers_of_iterations): New function.
11841 (execute_vrp): Cache the numbers of iterations of loops.
11842 * tree-scalar-evolution.c (scev_reset_except_niters):
11844 (scev_reset): Use scev_reset_except_niters.
11845 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11847 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11849 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11850 __WORKAROUND_RETS when appropriate.
11852 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11854 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11855 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11857 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11858 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11859 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11860 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11861 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11862 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11863 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11864 *fop_df_1_sse insn patterns using MODEF mode iterator.
11865 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11866 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11867 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11868 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11869 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11870 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11871 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11872 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11873 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11874 (*fop_xf_5_i387): Ditto.
11875 (*fop_xf_6_i387): Ditto.
11877 2008-05-30 Richard Guenther <rguenther@suse.de>
11879 * builtins.c (build_string_literal): Avoid generating
11880 a non-gimple_val result.
11882 2008-05-30 DJ Delorie <dj@redhat.com>
11884 * exec-tool.in: Use an environment variable (private) instead of a
11885 file (shared) as a semaphore, so as to not break parallel builds.
11887 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11889 * optabs.c (maybe_encapsulate_block): Remove.
11890 (emit_libcall_block): Adjust accordingly.
11891 * optabs.h (maybe_encapsulate_block): Remove prototype.
11893 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11894 Don't use maybe_encapsulate_block.
11896 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11898 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11899 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11900 rtx is a SYMBOL_REF before calling get_pool_constant.
11902 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11904 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11906 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11908 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11909 rather than OS names to choose INO_T_EQ definition.
11910 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11911 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11913 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11916 * config/darwin-f.c: New.
11917 * config/t-darwin: Added rule to build darwin-f.o.
11918 * config.gcc: Defined new variable, fortran_target_objs.
11919 (*-*-darwin*): Set fortran_target_objs.
11920 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11921 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11922 * configure: Regenerated.
11924 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11927 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11928 canonical type if needed.
11930 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11932 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11934 2008-05-29 Richard Guenther <rguenther@suse.de>
11936 PR tree-optimization/36343
11937 PR tree-optimization/36346
11938 PR tree-optimization/36347
11939 * tree-flow.h (clobber_what_p_points_to): Declare.
11940 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11941 pointed-to variable is dereferenced is irrelevant to whether
11942 the pointer can access the pointed-to variable.
11943 (clobber_what_p_points_to): New function.
11944 * tree-ssa-alias.c (set_initial_properties): Use it.
11945 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11946 call clobber check for NMTs.
11948 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11950 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11951 for printing gcov_type.
11953 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11955 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11956 and the eh region information.
11957 * value-prof.c (gimple_move_stmt_histograms): New function.
11958 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11960 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11962 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11964 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11966 * value-prof.c (tree_ic_transform): Print counts.
11967 * tree-profile.c (tree_gen_ic_func_profiler):
11968 Clear __gcov_indreict_call_callee variable to avoid misattribution
11971 2008-05-28 Rafael Espíndola <espindola@google.com>
11973 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11976 2008-05-28 Richard Guenther <rguenther@suse.de>
11978 PR tree-optimization/36339
11979 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11980 and clobbering code out of the loop.
11982 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11984 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11987 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11988 s390_contiguous_bitmask_p, s390_symref_operand_p,
11989 s390_check_symref_alignment, s390_reload_larl_operand,
11990 s390_reload_symref_address): New functions.
11991 (s390_branch_condition_mnemonic): Support compare and branch
11993 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11994 and 'W' constraints.
11995 (s390_secondary_reload): Add secondary reloads for unaligned
11996 symbol refs or symbol refs to floating point or QI/TI mode
11998 (legitimate_address_p): Accept symbol references as addresses.
11999 (s390_expand_insv): Use rotate and insert selected bits
12000 instruction for insv when building for z10.
12001 (print_operand_address): Handle symbol ref addresses.
12002 (print_operand): Output modifier 'c' added for signed byte values.
12003 (s390_encode_section_info): Mark symbol refs with
12004 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
12006 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
12007 (length attribute): RRF, RRR have 4 byte length.
12008 (FPALL, INTALL): New mode iterators added.
12009 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
12010 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
12011 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
12012 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
12013 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
12014 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
12015 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
12016 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
12018 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
12019 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
12020 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
12021 reload<INTALL:mode><P:mode>_toreg_z10,
12022 reload<FPALL:mode><P:mode>_tomem_z10,
12023 reload<FPALL:mode><P:mode>_toreg_z10,
12024 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
12025 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
12026 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
12027 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
12029 (movmem, clrmem, cmpmem): New splitters added.
12031 * config/s390/predicates.md (larl_operand): Use
12032 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
12033 SYMBOL_REF_ALIGN1_P.
12034 (s390_signed_integer_comparison,
12035 s390_unsigned_integer_comparison): New predicates.
12037 * config/s390/s390-protos.h (s390_check_symref_alignment,
12038 s390_contiguous_bitmask_p, s390_reload_larl_operand,
12039 s390_reload_symref_address,
12040 s390_compare_and_branch_condition_mask): Prototypes added.
12042 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
12043 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
12044 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
12046 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12048 * config/s390/s390.c (z10_cost): New cost function for z10.
12049 (s390_handle_arch_option, override_options): Support -march=z10 switch.
12050 (s390_issue_rate): Adjust issue rate for z10.
12051 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
12052 (processor_flags): Add PF_Z10.
12053 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
12054 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
12055 * gcc/config.gcc: Add z10.
12057 2008-05-28 Richard Guenther <rguenther@suse.de>
12059 PR tree-optimization/36291
12060 * tree-flow. h (struct gimple_df): Remove var_anns member.
12061 * tree-flow-inline.h (gimple_var_anns): Remove.
12062 (var_ann): Simplify.
12063 * tree-dfa.c (create_var_ann): Simplify.
12064 (remove_referenced_var): Clear alias info from var_anns of globals.
12065 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
12066 (delete_tree_ssa): Clear alias info from var_anns of globals.
12067 Do not free var_anns.
12068 (var_ann_eq): Remove.
12069 (var_ann_hash): Likewise.
12071 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
12073 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
12074 and loongson2f entries.
12075 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
12076 * config/mips/mips.h (processor_type): Add Loongson-2E
12077 and Loongson-2F entries.
12078 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
12079 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
12080 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
12081 * doc/invoke.texi (MIPS Options): Document loongson2e
12082 and loongson2f processor names.
12084 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12088 * config/i386/i386.c (ix86_function_arg_boundary): Use
12089 alignment of canonical type.
12090 (ix86_expand_vector_move): Check unaligned memory access for
12093 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12095 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
12096 Moved to the front of file.
12098 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
12099 H.J. Lu <hongjiu.lu@intel.com>
12101 * dwarf2out.c (current_fde): New.
12103 (lookup_cfa:): Likewise.
12104 (dwarf2out_end_epilogue): Likewise.
12105 (dwarf2out_note_section_used): Likewise.
12107 2008-05-27 Michael Matz <matz@suse.de>
12110 * c.opt (Wenum-compare): New warning option.
12111 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
12113 2008-05-27 Michael Matz <matz@suse.de>
12115 PR middle-end/36326
12116 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
12118 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
12119 into memory as tail calls.
12121 2008-05-27 Richard Guenther <rguenther@suse.de>
12123 PR tree-optimization/36339
12124 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
12125 pointers cause all addressable variables to be call clobbered.
12127 2008-05-27 Richard Guenther <rguenther@suse.de>
12129 PR tree-optimization/36245
12130 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
12132 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12134 * config/s390/s390.md: Replace all occurences of the 'm'
12135 constraint with 'RT'.
12137 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12139 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
12141 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
12143 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
12144 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
12145 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
12147 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12149 * reload.c: (find_reloads): Skip alternatives according to the
12150 "enabled" attribute. Constify the constraint variable.
12151 * recog.c (get_attr_enabled): Add default implementation.
12152 (extract_insn): Set the alternative_enabled_p array
12153 in the recog_data struct.
12154 (preprocess_constraints, constrain_operands): Skip
12155 alternatives according to the "enabled" attribute
12156 * recog.h (struct recog_data): New field alternative_enabled_p.
12157 (skip_alternative): New inline function.
12158 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
12159 (record_reg_classes): Skip alternative according to the
12160 "enabled" attribute.
12162 * doc/md.texi: Add documention for the "enabled" attribute.
12164 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12166 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
12167 * postreload.c (reload_cse_simplify_operands): Replace 'm'
12168 constraint with TARGET_MEM_CONSTRAINT.
12169 * recog.c (asm_operand_ok, preprocess_constraints,
12170 constrain_operands): Likewise.
12171 * regclass.c (record_reg_classes): Likewise.
12172 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
12173 * reload1.c (maybe_fix_stack_asms): Likewise.
12174 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
12175 * recog.h: Adjust comment.
12176 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
12177 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
12178 * doc/md.texi: Add a note to description of 'm' constraint.
12179 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
12181 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
12183 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
12184 that the bitfield is of integral type before testing its precision.
12186 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12187 Sa Liu <saliu@de.ibm.com>
12189 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
12190 __modti3, __udivti3, __umodti3 and __udivmodti4.
12191 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
12192 that implement TImode mul and div functions.
12193 * config/spu/multi3.c: New. Implement __multi3.
12194 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
12195 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
12198 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
12200 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
12201 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
12202 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
12203 tls_sysv_suffix): New mode and mode attribute iterators.
12204 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
12205 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
12206 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
12207 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
12208 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
12211 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
12213 PR tree-optimization/36329
12214 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
12215 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
12216 * cgraphbuild.c (initialize_inline_failed): Use the latter
12217 macro in lieu of the former.
12218 * ipa-inline.c (cgraph_mark_inline): Likewise.
12219 (cgraph_decide_inlining_of_small_function): Likewise.
12220 (cgraph_decide_inlining): Likewise.
12221 (cgraph_decide_inlining_incrementally): Likewise.
12223 2008-05-26 Tristan Gingold <gingold@adacore.com>
12224 Anatoly Sokolov <aesok@post.ru>
12226 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
12227 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
12228 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
12229 optimization for 'avr6' architecture.
12231 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
12234 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
12236 2008-05-26 Richard Guenther <rguenther@suse.de>
12238 * tree-ssa-sccvn.c (expr_has_constants): Declare.
12239 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
12241 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
12243 PR middle-end/36253
12244 * caller-save.c (insert_restore): Verify alignment of spill space.
12245 (insert_save): Likewise.
12246 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
12247 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
12248 (STACK_SLOT_ALIGNMENT): Likewise.
12249 * function.c (LOCAL_ALIGNMENT): Removed.
12250 (get_stack_local_alignment): New.
12251 (assign_stack_local): Use it. Set alignment on stack slot.
12252 (assign_stack_temp_for_type): Use get_stack_local_alignment.
12253 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
12254 (STACK_SLOT_ALIGNMENT): New.
12255 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
12256 stack slot in XFmode.
12258 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
12260 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
12263 * config/i386/i386.md (allocate_stack_worker_64): Make sure
12264 argument operand in rax isn't removed.
12266 2008-05-26 Richard Guenther <rguenther@suse.de>
12268 PR middle-end/36300
12269 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
12270 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
12272 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12275 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
12277 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
12279 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
12280 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
12282 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12284 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
12285 build a trampoline if we don't want one.
12286 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
12287 return zero for nested functions if we don't want a trampoline.
12289 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12291 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
12293 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12296 * c.opt: Removed undocumented option '-lang-fortran'.
12297 * c-common.h: Removed global variable 'lang_fortran'.
12298 * c-opts.c (c_common_handle_option): Removed code to handle
12299 option '-lang-fortran'. Updated includes.
12300 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
12301 definition of '__GFORTRAN__'.
12302 (define__GNUC__): Reimplemented to use BASEVER and
12303 cpp_define_formatted.
12304 (builtin_define_with_value_n): Removed.
12305 * c-incpath.h: Renamed to ...
12306 * incpath.h: ... this.
12307 * c-incpath.c: Renamed to ...
12308 * incpath.c: ... this. Updated includes.
12309 * fix-header.c: Updated includes.
12310 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
12311 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
12312 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
12314 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12316 * tree.h: Update the table of flags used on tree nodes.
12317 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
12318 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
12319 (FORCED_LABEL): Add access check.
12320 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
12321 (ASM_INPUT_P): Likewise.
12322 (ASM_VOLATILE_P): Likewise.
12323 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
12324 (OMP_SECTION_LAST): Access private_flag directly.
12325 (OMP_RETURN_NOWAIT): Likewise.
12326 (OMP_PARALLEL_COMBINED): Likewise.
12327 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
12328 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
12329 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
12330 deprecated_flag directly.
12332 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
12334 * final.c (frame_pointer_needed): Removed.
12335 * flags.h (frame_pointer_needed): Likewise.
12337 * function.h (rtl_data): Add frame_pointer_needed.
12338 (frame_pointer_needed): New.
12340 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
12342 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
12344 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
12346 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
12349 2008-05-25 Alan Modra <amodra@bigpond.net.au>
12351 * c-common.c (strip_array_types): Move function to..
12353 (get_inner_array_type): Delete.
12354 * c-common.h (strip_array_types): Move declaration to..
12356 (get_inner_array_type): Delete.
12357 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
12358 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
12359 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
12360 * config/pa/pa.c (emit_move_sequence): Likewise.
12362 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
12364 * config/i386/i386.md (*sse_prologue_save_insn): Set length
12367 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
12369 * function.c: Include target hook for nonlocal_goto frame value.
12371 2008-05-24 Richard Guenther <rguenther@suse.de>
12373 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
12374 variable can be only accessed through a pointer or a union.
12376 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12378 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
12379 * doc/extend.texi: Likewise.
12381 2008-05-23 DJ Delorie <dj@redhat.com>
12383 * config/m32c/jump.md (untyped_call): Add.
12385 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
12386 for A24 to PSImode.
12387 (m32c_address_cost): Detail costs for indirect offsets.
12389 2008-05-23 Rafael Espíndola <espindola@google.com>
12391 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
12392 if a node is a SUBREG.
12393 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
12396 2008-05-23 Paul Brook <paul@codesourcery.com>
12397 Carlos O'Donell <carlos@codesourcery.com>
12399 * doc/extend.texi: Clarify use of __attribute__((naked)).
12400 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12401 * target.h (gcc_target): Add allocate_stack_slots_for_args.
12402 * function.c (use_register_for_decl): Use
12403 targetm.calls.allocate_stack_slots_for_args.
12404 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12405 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
12406 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
12408 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
12410 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
12412 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
12414 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
12415 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
12416 is only rounded once.
12418 2008-05-23 Richard Guenther <rguenther@suse.de>
12420 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
12422 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
12423 Jakub Jelinek <jakub@redhat.com>
12426 * configure.ac: Handle --enable-cld.
12427 * configure: Regenerated.
12428 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
12429 * config/i386/i386.h (struct machine_function): Add needs_cld field.
12430 (ix86_current_function_needs_cld): New define.
12431 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
12432 (cld): New isns pattern.
12433 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
12434 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
12435 * config/i386/i386.opt (mcld): New option.
12436 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
12437 TARGET_CLD and ix86_current_function_needs_cld.
12438 (override_options): Use -mcld by default for 32-bit code if
12441 * doc/install.texi (Options specification): Document --enable-cld.
12442 * doc/invoke.texi (Machine Dependent Options)
12443 [i386 and x86-64 Options]: Add -mcld option.
12444 (Intel 386 and AMD x86-64 Options): Document -mcld option.
12446 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
12447 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
12448 (return_in_memory_64): Likewise.
12449 (return_in_memory_ms_64): Likewise.
12451 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12453 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
12454 * builtins.c (fold_builtin_fpclassify): New.
12455 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
12456 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12457 * c-common.c (handle_type_generic_attribute): Adjust to accept
12458 fixed arguments before an elipsis.
12459 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
12460 * doc/extend.texi: Document __builtin_fpclassify.
12462 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
12464 * omp-low.c (gate_expand_omp_ssa): Remove.
12465 (pass_expand_omp_ssa): Remove.
12466 (gate_expand_omp): Do not check for flag_openmp_ssa.
12467 * common.opt (-fopenmp-ssa): Remove.
12468 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
12470 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
12472 * config/sh/sh.opt (mfixed-range): New option.
12473 * config/sh/sh-protos.h (sh_fix_range): Declare.
12474 * config/sh/sh.c (sh_fix_range): New function.
12475 * config/sh/sh.h (sh_fixed_range_str): Declare.
12476 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12478 * doc/invoke.texi (SH Options): Document -mfixed-range.
12480 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12482 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12483 it before the redeclaration.
12485 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12487 * config/avr/avr.c (get_sequence_length): Add new function.
12488 (expand_prologue, expand_epilogue): Remove duplicate code.
12490 2008-05-22 Rafael Espíndola <espindola@google.com>
12492 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12495 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12497 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12498 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12500 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12501 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12502 (vect_update_misalignment_for_peel): Likewise.
12503 (vector_alignment_reachable_p): Likewise.
12504 * tree-vect-transform.c (vectorizable_load): Likewise.
12505 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12506 (get_vectype_for_scalar_type): Pass mode of scalar_type
12507 to UNITS_PER_SIMD_WORD.
12509 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12510 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12511 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12512 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12513 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12515 2008-05-22 Ira Rosen <irar@il.ibm.com>
12517 PR tree-optimization/36293
12518 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12519 if the first load must be skipped because of a gap.
12521 2008-05-22 Richard Guenther <rguenther@suse.de>
12523 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12524 more cases of offset disambiguation that is possible if
12525 strict-aliasing rules apply.
12526 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12527 for basic offset and type-based disambiguation.
12529 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12531 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12532 ix86_expand_vector_set on V16QImode for SSE4.1.
12534 2008-05-21 Tom Tromey <tromey@redhat.com>
12536 * c.opt (Wimport): Mark as undocumented.
12537 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12539 (Warning Options): Likewise.
12540 * doc/cppopts.texi: Don't mention -Wimport.
12542 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12544 PR tree-optimization/36287
12545 PR tree-optimization/36286
12546 * lambda-code.c (build_access_matrix): Do not use the loop->num
12547 for computing the number of induction variables: use the loop depth
12550 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12553 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12554 option -f(no-)leading-underscore.
12556 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12558 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12559 GET_MODE_NUNITS (mode).
12561 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12563 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12564 (-mmulhw): Add 464 to description.
12565 (-mdlmzb): Likewise.
12566 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12567 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12569 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12570 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12571 * config/rs6000/rs6000.md: Update comments for 464.
12573 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12575 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12577 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12579 * config/i386/sse.md (vec_extractv4sf): Removed.
12580 (vec_extractv2df): Likewise.
12581 (vec_extractv2di): Likewise.
12582 (vec_extractv4si): Likewise.
12583 (vec_extractv8hi): Likewise.
12584 (vec_extractv16qi): Likewise.
12585 (vec_extract<mode>): New.
12587 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12589 * config/i386/sse.md (vec_setv4sf): Removed.
12590 (vec_setv2df): Likewise.
12591 (vec_setv2di): Likewise.
12592 (vec_setv4si): Likewise.
12593 (vec_setv8hi): Likewise.
12594 (vec_setv16qi): Likewise.
12595 (vec_set<mode>): New.
12597 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12599 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12600 goto for vec_concat and vec_interleave.
12602 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12604 * config/i386/sse.md (vec_initv4sf): Removed.
12605 (vec_initv2df): Likewise.
12606 (vec_initv2di): Likewise.
12607 (vec_initv4si): Likewise.
12608 (vec_initv8hi): Likewise.
12609 (vec_initv16qi): Likewise.
12610 (vec_init<mode>): New.
12612 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12614 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12616 2008-05-21 Tom Tromey <tromey@redhat.com>
12618 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12619 (zone_find_object_offset): Likewise.
12620 (gt_ggc_m_S): Likewise.
12621 (highest_bit): Likewise.
12622 * ggc-page.c (gt_ggc_m_S): New function.
12623 * stringpool.c (string_stack): Remove.
12624 (init_stringpool): Update.
12625 (ggc_alloc_string): Use ggc_alloc.
12626 (maybe_delete_ident): New function.
12627 (ggc_purge_stringpool): Likewise.
12628 (gt_ggc_m_S): Remove.
12629 * ggc-common.c (ggc_protect_identifiers): New global.
12630 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12631 ggc_protect_identifiers.
12632 * ggc.h (ggc_protect_identifiers): Declare.
12633 (gt_ggc_m_S): Update.
12634 (ggc_purge_stringpool): Declare.
12635 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12636 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12638 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12640 2008-05-21 David S. Miller <davem@davemloft.net>
12642 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12645 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12647 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12650 2008-05-20 David Daney <ddaney@avtrex.com>
12652 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12653 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12654 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12655 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12656 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12657 (atomic_hiqi_op): New define_code_iterator.
12658 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12659 mips_expand_compare_and_swap_12.
12660 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12661 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12662 (sync_<optab><mode>, sync_old_<optab><mode>,
12663 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12664 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12665 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12666 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12667 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12668 (test_and_set_12): New insn.
12669 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12670 sync_new_<optab><mode>, sync_old_nand<mode>,
12671 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12672 clobber to operand 0 for SI and DI mode insns.
12673 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12674 mips_gen_fn_4): New typedefs.
12675 (mips_gen_fn_ptrs): Define new union type.
12676 (mips_expand_compare_and_swap_12): Remove declaration.
12677 (mips_expand_atomic_qihi): Declare function.
12678 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12679 (mips_expand_atomic_qihi): ... this. Use new generator function
12681 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12682 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12683 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12684 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12685 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12686 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12687 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12688 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12689 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12690 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12693 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12695 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12698 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12700 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12701 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12702 (avr_attribute_table): Add 'OS_main' function attribute.
12703 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12704 functions with 'OS_main' attribute.
12706 2008-05-20 Richard Guenther <rguenther@suse.de>
12708 PR tree-optimization/35204
12709 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12710 helper, split out from ...
12711 (DFS): ... here. Make the DFS walk non-recursive.
12713 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12714 Jan Sjodin <jan.sjodin@amd.com>
12716 PR tree-optimization/36181
12717 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12718 (parallelize_loops): Don't parallelize when the loop has vector
12721 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12722 Sebastian Pop <sebastian.pop@amd.com>
12724 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12725 matrix, and never look at the tree representation of the memory
12727 (linear_transform_loops): Computes parameters and access matrices.
12728 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12730 (access_matrix_get_index_for_parameter): New.
12731 * tree-data-ref.h (struct access_matrix): New.
12732 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12733 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12734 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12735 am_vector_index_for_loop): New.
12736 (struct data_reference): Add field access_matrix.
12737 (DR_ACCESS_MATRIX): New.
12738 (compute_data_dependences_for_loop): Update declaration.
12739 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12740 * lambda.h (lambda_vector_vec_p): Declared.
12741 * lambda-code.c: Depend on pointer-set.h.
12742 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12743 av_for_af_base, av_for_af, build_access_matrix,
12744 lambda_compute_access_matrices): New.
12745 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12747 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12749 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12750 $SOURCEDIR/include.
12752 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12753 Sebastian Pop <sebastian.pop@amd.com>
12755 PR tree-optimization/36206
12756 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12758 (instantiate_scev_1): Rename flags to fold_conversions.
12759 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12760 outeside instantiation_loop.
12761 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12762 (evolution_function_is_affine_or_constant_p): Removed.
12763 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12765 (analyze_siv_subscript): Pass in the loop nest number.
12766 Call evolution_function_is_affine_in_loop instead of
12767 evolution_function_is_affine_p.
12768 (analyze_overlapping_iterations): Pass in the loop nest number.
12770 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12771 Sebastian Pop <sebastian.pop@amd.com>
12773 PR tree-optimization/36206
12774 * tree-chrec.h (chrec_fold_op): New.
12775 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12778 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12780 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12782 (remove_duplicates): Do not set inode on non-inode systems.
12785 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12787 * config.gcc (tm_file): Update comments about relative pathnames.
12789 2008-05-20 Richard Guenther <rguenther@suse.de>
12791 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12792 * tree-ssa-sccvn.c (process_scc): Likewise.
12793 * tree-ssa-sink.c (execute_sink_code): Likewise.
12794 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12795 * tree-vrp.c (process_assert_insertions): Likewise.
12796 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12797 (perform_tree_ssa_dce): Likewise.
12798 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12799 (dump_dominator_optimization_stats): Likewise.
12800 * tree-vectorizer.c (vectorize_loops): Likewise.
12802 2008-05-20 Richard Guenther <rguenther@suse.de>
12804 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12806 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12808 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12809 (ix86_i386elf_return_in_memory): Likewise.
12810 (ix86_i386interix_return_in_memory): Likewise.
12811 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12812 (SUBTARGET_RETURN_IN_MEMORY): New.
12813 * config/i386/i386elf.h: Likewise.
12814 * config/i386/ptx4-i.h: Likewise.
12815 * config/i386/sol2-10.h: Likewise.
12816 * config/i386/sysv4.h: Likewise.
12817 * config/i386/vx-common.h: Likewise.
12818 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12819 * config/i386/i386.c (ix86_return_in_memory): Made static and
12820 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12821 (ix86_i386elf_return_in_memory): Removed.
12822 (ix86_i386interix_return_in_memory): Removed.
12823 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12824 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12826 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12828 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12830 2008-05-19 Xinliang David Li <davidxl@google.com>
12832 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12834 * common.opt: Ditto.
12835 * doc/invoke.texi: Ditto.
12837 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12839 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12840 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12842 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12844 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12845 sizes of operand array from 8/4 to 4/2.
12846 (ix86_expand_vector_init_general): Change size of operand array
12847 from 32 to 16. Remove op0, op1 and half_mode.
12849 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12851 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12852 (ix86_expand_vector_init_interleave): Likewise.
12853 (ix86_expand_vector_init_general): Use them. Assert
12854 word_mode == SImode when n_words == 4.
12856 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12858 * config/i386/i386.c (ix86_secondary_reload): New static function.
12859 (TARGET_SECONDARY_RELOAD): New define.
12860 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12861 * config/i386/i386.md (reload_outqi): Remove.
12863 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12865 PR middle-end/35509
12866 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12867 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12868 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12869 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12870 (fold_builtin_1): Likewise.
12871 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12872 c-common.c (check_builtin_function_arguments): Handle
12873 BUILT_IN_ISINF_SIGN.
12874 * doc/extend.texi: Document __builtin_isinf_sign.
12875 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12877 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12879 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12880 EH cleanup at the end of the pass, search for those that have been
12881 turned into forwarder blocks and do the cleanup on their successor.
12883 2008-05-18 Richard Guenther <rguenther@suse.de>
12885 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12886 pointers to sizetype and vice versa.
12888 2008-05-18 Xinliang David Li <davidxl@google.com>
12890 * gcc/tree-ssa-dce.c: Coding style fix.
12891 (check_pow): Documentation comment.
12892 (check_log): Documenation comment. Coding style fix.
12893 (is_unnecessary_except_errno_call): Ditto.
12894 (gen_conditions_for_pow): Ditto.
12895 (gen_conditions_for_log): Ditto.
12896 (gen_shrink_wrap_conditions): Ditto.
12897 (shrink_wrap_one_built_in_calls): Ditto.
12898 * gcc/doc/invoke.texi: Better documentation string.
12899 * ChangeLog: Fix wrong change log entries from
12900 May 17 checkin on function call DCE.
12902 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12904 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12906 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12908 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12909 * df-problems.c (simulation routines): Fixed block comment to
12910 properly say how to add forwards scanning functions.
12912 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12914 * tree-inline.c (setup_one_parameter): Remove dead code.
12916 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12918 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12919 a BIT_AND_EXPR only for an INTEGER_TYPE.
12921 2008-05-17 Xinliang David Li <davidxl@google.com>
12923 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12924 (check_pow, check_log, is_unnecessary_except_errno_call): New
12925 functions to check for eliminating math functions that are pure
12926 except for setting errno.
12927 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12928 general condition expressions for shrink-wrapping pow/log calls.
12929 (gen_shrink_wrap_conditions): Ditto.
12930 (shrink_wrap_one_built_in_call): Ditto.
12931 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12932 (mark_operand_necessary): If debugging, output if OP is necessary.
12933 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12935 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12937 * gcc/common.opt: New user flag -ftree-builtin-dce.
12938 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12940 2008-05-16 David S. Miller <davem@davemloft.net>
12942 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12943 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12945 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12948 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12950 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12952 * ifcvt.c (dead_or_predicable): Rename
12953 df_simulate_one_insn_backwards to df_simulate_one_insn.
12954 * recog.c (peephole2_optimize): Ditto.
12955 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12957 * df.h: Rename df_simulate_one_insn_backwards to
12958 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12959 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12960 scanning of defs and uses.
12961 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12962 (df_simulate_one_insn_forwards): Removed.
12964 2008-05-16 Doug Kwan <dougkwan@google.com>
12966 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12968 (real_from_string): Handle NaNs and Inf as approriate.
12970 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12972 * doc/gty.texi (Source Files Containing Type Information): Note
12973 that headers should appear first in the gtfiles list.
12975 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12977 * tree.def (COND_EXEC): Properly documented this code.
12979 2008-05-16 Diego Novillo <dnovillo@google.com>
12981 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12982 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12985 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12987 * tree-ssa-dse (max_stmt_uid): Removed.
12988 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12989 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12990 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12991 * function.h (cfun.last_stmt_uid): New field.
12992 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12993 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12995 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12996 (create_stmt_ann): Initialize the ann->uid field.
12997 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12999 * tree-flow.h (renumber_gimple_stmt_uids): New function.
13001 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13003 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
13004 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
13005 (init_empty_tree_cfg): Call it.
13007 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13009 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
13012 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13014 * doc/invoke.text (-fdump-tree-*-verbose): New option.
13015 * tree-dump.c (dump_options): New verbose option.
13016 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
13018 * tree-pass.h (TDF_VERBOSE): New dump flag.
13019 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
13020 (tree-flow.h): Added include.
13021 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
13023 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
13025 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
13027 From Jie Zhang <jie.zhang@analog.com>
13028 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13029 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
13030 mcpu=bf561-none and mcpu=bf561-0.2.
13031 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13032 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13033 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13034 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13035 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
13036 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
13037 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
13039 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
13040 (cputype_selected): Remove.
13041 (bfin_handle_option): Don't use cputype_selected.
13042 (override_options): When no mcpu option, enable all workarounds.
13043 Don't use bfin_workarounds.
13044 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
13046 (DEFAULT_CPU_TYPE): Don't define.
13048 2008-05-16 Richard Guenther <rguenther@suse.de>
13050 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
13051 on deletion of the last stmt.
13053 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13055 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
13056 V8HImode for SSE2 and V16QImode for SSE4.1.
13058 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
13060 * cgraph.h (compute_inline_parameters): Made public.
13061 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
13062 variable_generate_summary, function_write_summary,
13063 variable_write_summary, variable_read_summary. Added generate_summary,
13064 write_summary, read_summary.
13065 * cgraphunit.c (cgraph_process_new_functions): Changed call from
13066 pass_ipa_inline.function_generate_summary, to
13067 compute_inline_parameters.
13068 * ipa-inline.c (compute_inline_parameters): Made public and added
13070 (compute_inline_parameters_for_current): New function.
13071 (pass_inline_param): Now calls compute_inline_parameters_for_current.
13072 (inline_generate_summary): Removed parameter and made to loop over
13074 (pass_ipa_inline): Updated for new IPA_PASS structure.
13075 * passes.c (execute_ipa_summary_passes): Now is called once per
13076 pass rather than once per node*pass.
13078 2008-05-15 Anatoly Sokolov <aesok@post.ru>
13080 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
13081 avr_have_mul_p, avr_asm_only_p): Remove variables.
13082 (avr_override_options): Remove initialization of removed variables.
13083 (avr_file_start): Convert removed variables to fields of
13084 'struct base_arch_s *avr_current_arch'.
13085 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
13086 (AVR_HAVE_MUL): (Ditto.).
13087 (AVR_HAVE_MOVW): (Ditto.).
13088 (AVR_HAVE_LPMX): (Ditto.).
13089 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
13090 avr_asm_only_p): Remove declaration.
13092 2008-05-15 Diego Novillo <dnovillo@google.com>
13094 * config/arm/arm.c (arm_return_in_memory): Fix return type.
13095 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
13097 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
13099 PR middle-end/36194
13100 * combine.c (check_conversion): Rename back to check_promoted_subreg.
13101 Don't call record_truncated_value from here.
13102 (record_truncated_value): Turn it into a for_each_rtx callback.
13103 (record_truncated_values): New function.
13104 (combine_instructions): Call note_uses with record_truncated_values.
13105 Change name of check_conversion to check_promoted_subreg.
13107 2008-05-15 Janis Johnson <janis187@us.ibm.com>
13109 * doc/sourcebuild.texi: Document support for torture tests.
13111 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13113 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
13114 to alternative 4 of operand 2.
13116 2008-05-15 Richard Guenther <rguenther@suse.de>
13118 * tree-pass.h (current_pass): Declare.
13119 (get_pass_for_id): Likewise.
13120 * passes.c (passes_by_id, passes_by_id_size): New globals.
13121 (set_pass_for_id): New function.
13122 (get_pass_for_id): Likewise.
13123 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
13124 (execute_function_todo): Flush per function statistics.
13125 * toplev.c (compile_file): Init statistics.
13126 (general_init): Do early statistics initialization.
13127 (finalize): Finish statistics.
13128 * statistics.h (statistics_early_init): Declare.
13129 (statistics_init): Likewise.
13130 (statistics_fini): Likewise.
13131 (statistics_fini_pass): Likewise.
13132 (statistics_counter_event): Likewise.
13133 (statistics_histogram_event): Likewise.
13134 * statistics.c: New file.
13135 * Makefile.in (OBJS-common): Add statistics.o.
13136 (statistics.o): Add dependencies.
13137 * doc/invoke.texi (-fdump-statistics): Document.
13139 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
13140 (insert): Likewise.
13141 (execute_pre): Use statistics_counter_event.
13142 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
13143 (substitute_and_fold): Increment it. Use statistics_counter_event.
13145 2008-05-15 Diego Novillo <dnovillo@google.com>
13147 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
13149 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
13150 * tree-ssa-alias.c (new_type_alias): Remove references to
13151 sub-variables from comment.
13152 * tree-ssa-operands.c (swap_tree_operands): Likewise.
13154 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13156 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
13157 attribute to 1 only for insertps alternative.
13159 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13161 * config/bfin/bfin.md (loadbytes): New pattern.
13162 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
13163 (bfin_init_builtins): Initialize it.
13164 (bdesc_1arg): Add it.
13166 2008-05-15 Sa Liu <saliu@de.ibm.com>
13168 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
13169 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
13170 * testsuite/lib/target-supports.exp: Add
13171 check_effective_target_fortran_integer_16.
13173 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13175 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
13176 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
13177 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
13178 (TARGET_RETURN_IN_MEMORY): Define.
13180 2008-05-15 Richard Guenther <rguenther@suse.de>
13182 PR middle-end/36244
13183 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
13184 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
13185 represent unmodifiable vars.
13187 2008-05-15 Richard Guenther <rguenther@suse.de>
13189 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
13190 INDIRECT_REF and TARGET_MEM_REF.
13191 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13194 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13195 H.J. Lu <hongjiu.lu@intel.com>
13197 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
13198 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
13199 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
13200 insn alternatives. Add missing alternatives.
13201 (*vec_concatv2di_rex64_sse4_1): Likewise.
13202 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
13203 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
13204 Require TARGET_SSE.
13206 2008-05-15 Richard Guenther <rguenther@suse.de>
13208 PR tree-optimization/36009
13209 PR tree-optimization/36204
13210 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
13211 (determine_invariantness_stmt): Record the loop a store is
13212 always executed in.
13213 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
13216 2008-05-15 Richard Guenther <rguenther@suse.de>
13218 PR tree-optimization/34330
13219 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
13220 through the pointer will alias the SMT.
13222 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
13224 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
13226 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
13228 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
13230 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13231 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13233 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
13234 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
13235 (vashl_optab): New optab for vector/vector shifts.
13236 (vashr_optab): Ditto.
13237 (vlshr_optab): Ditto.
13238 (vrotl_optab): Ditto.
13239 (vrotr_optab): Ditto.
13240 (optab_subtype): New enum for optab_for_tree_code call.
13241 (optab_for_tree_code): Add enum optab_subtype argument.
13243 * optabs.c (optab_for_tree_code): Take an additional argument to
13244 distinguish between a vector shift by a scalar and vector shift by
13245 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
13246 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
13247 vector shift by a vector.
13248 (expand_widen_pattern_expr): Pass additional argument to
13249 optab_for_tree_code.
13251 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
13252 vrotl_optab, vrotr_optab.
13254 * expr.c (expand_expr_real_1): Update calls to
13255 optab_for_tree_code to distinguish between vector shifted by a
13256 scalar and vector shifted by a vector.
13257 * tree-vectorizer.c (supportable_widening_operation): Ditto.
13258 (supportable_narrowing_operation): Ditto.
13259 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
13260 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
13261 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
13262 (vect_create_epilog_for_reduction): Ditto.
13263 (vectorizable_reduction): Ditto.
13264 (vectorizable_operation): Ditto.
13265 (vect_strided_store_supported): Ditto.
13266 (vect_strided_load_supported): Ditto.
13267 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13268 * expmed.c (expand_shift): Ditto.
13270 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
13272 (ashr@var{m}3): Ditto.
13273 (vashl@var{m}3): Document new vector/vector shift standard name.
13274 (vashr@var{m}3): Ditto.
13275 (vlshr@var{m}3): Ditto.
13276 (vrotl@var{m}3): Ditto.
13277 (vrotr@var{m}3): Ditto.
13279 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
13280 (PPERM_INVERT): Ditto.
13281 (PPERM_REVERSE): Ditto.
13282 (PPERM_REV_INV): Ditto.
13283 (PPERM_ZERO): Ditto.
13284 (PPERM_ONES): Ditto.
13285 (PPERM_SIGN): Ditto.
13286 (PPERM_INV_SIGN): Ditto.
13287 (PPERM_SRC1): Ditto.
13288 (PPERM_SRC2): Ditto.
13290 * config/i386/sse.md (mulv2di3): Add SSE5 support.
13291 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
13292 allows a memory operand to be the value being added, and split it
13293 to improve vectorization.
13294 (sse5_pmacsdqh_mem): Ditto.
13295 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
13296 (sse5_mulv2div2di3_high): Ditto.
13297 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
13298 (vec_pack_trunc_v4si): Ditto.
13299 (vec_pack_trunc_v2di): Ditto.
13300 (sse5_pcmov_<mode>): Remove code that tried to use use
13301 andps/andnps instead of pcmov.
13302 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
13303 pmacsdqh instructions.
13304 (vec_widen_smult_lo_v4si): Ditto.
13306 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
13307 (PPERM_INVERT): Ditto.
13308 (PPERM_REVERSE): Ditto.
13309 (PPERM_REV_INV): Ditto.
13310 (PPERM_ZERO): Ditto.
13311 (PPERM_ONES): Ditto.
13312 (PPERM_SIGN): Ditto.
13313 (PPERM_INV_SIGN): Ditto.
13314 (PPERM_SRC1): Ditto.
13315 (PPERM_SRC2): Ditto.
13316 (ix86_expand_sse_movcc): Move the SSE5 test after the if
13318 (ix86_expand_int_vcond): If SSE5 generate all possible integer
13320 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
13321 says ignore whether the last reference is a memory operand.
13323 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13324 Paolo Bonzini <bonzini at gnu dot org>
13326 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
13329 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
13330 (vlshr<mode>3): Rename from vlshr<mode>3.
13331 (vashr<mode>3): Rename from vashr<mode>3.
13332 (mulv4sf3): Change the names of vector shift patterns.
13336 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
13339 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
13364 * config/spu/spu.md (v): New iterator macro to add v for vector types.
13365 (floatunssidf2_internal): Change vector/vector shift names.
13366 (floatunsdidf2_internal): Ditto.
13373 (vashl<mode>3): Rename from ashl<mode>3.
13374 (vashr<mode>3): Rename from ashr<mode>3.
13375 (vlshr<mode>3): Rename from lshr<mode>3.
13376 (vrotl<mode>3): Rename from rotl<mode>3.
13378 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13381 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
13382 multiply gives the wrong value when doing widening multiplies.
13383 (vec_widen_smult_lo_v4si): Ditto.
13385 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13387 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
13388 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
13389 emit_library_call_value.
13390 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
13391 * tree.h (ECF_LIBCALL_BLOCK): Removed.
13392 * calls.c (initialize_argument_information, precompute_arguments,
13393 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
13394 (precompute_arguments): Removed flags parameter.
13395 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
13397 2008-05-14 Richard Guenther <rguenther@suse.de>
13399 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
13400 Make sure to register the store if the use is a PHI_NODE.
13402 2008-05-14 Olivier Hainque <hainque@adacore.com>
13404 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
13405 memory if the component is to be referenced in BLKmode according
13406 to get_inner_reference.
13408 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
13410 * calls.c (emit_library_call_value_1): Restore code clearing
13411 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
13413 2008-05-14 Olivier Hainque <hainque@adacore.com>
13414 Nicolas Roche <roche@adacore.com>
13416 * configure.ac: Add support for a "gcc_subdir" variable in
13417 config-lang.in, to denote a subdirectory where the language/GCC
13418 integration files are to be found.
13419 * configure: Regenerate.
13421 2008-05-14 Ira Rosen <irar@il.ibm.com>
13423 PR tree-optimization/36098
13424 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
13425 value for the first load in the group in case of a gap.
13426 (vect_build_slp_tree): Check that there are no gaps in loads.
13428 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13430 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
13431 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
13432 expand_copysign_bit, ): Change call to emit_no_conflict_block to
13433 emit_insn and remove unneeded code to construct extra args.
13434 (emit_no_conflict_block): Removed.
13435 * optabls.h: (emit_no_conflict_block): Removed.
13436 * cse.c (cse_extended_basic_block): Remove search for
13437 REG_NO_CONFLICT note.
13438 * global.c: Removed incorrect comment added in revision 117.
13439 * expr.c (convert_move): Change call to emit_no_conflict_block to
13441 * recog.c: Change comments so that they do not mention
13443 * local_alloc.c (combine_regs): Removed last parameter.
13444 (no_conflict_p): Removed.
13445 (block_alloc): Removed note, no_conflict_combined_regno and set
13446 local vars. Removed all code to process REG_NO_CONFLICT blocks.
13447 (combine_regs): Removed already_dead and code to look for
13448 REG_NO_CONFLICT notes.
13449 * lower_subreg (remove_retval_note): Removed code to look for
13450 REG_NO_CONFLICT block.
13451 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
13452 (resolve_clobber): Remove code to process libcalls that have
13453 REG_NO_CONFLICT notes.
13454 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
13456 * combine.c (can_combine_p, distribute_notes): Removed
13457 REG_NO_CONFLICT case.
13458 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
13460 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
13461 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
13463 * reg-notes.def (NO_CONFLICT): Removed.
13465 2008-05-14 David S. Miller <davem@davemloft.net>
13467 * config/sparc/sparc.c (sparc_profile_hook): If
13468 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
13469 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
13470 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13472 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
13474 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13476 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13479 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13480 and op1 expansion before vector concat to have less live pseudos.
13482 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13484 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13485 ix86_expand_vector_set if supported.
13487 2008-05-13 Diego Novillo <dnovillo@google.com>
13488 Kenneth Zadeck <zadeck@naturalbridge.com>
13490 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13492 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13493 phinodes_print_statistics, init_ssanames, fini_ssanames,
13494 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13495 release_ssa_name, release_defs, replace_ssa_name_symbol,
13496 ssanames_print_statistics): Move ...
13497 * tree-flow.h: ... here.
13498 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13499 Use FN instead of cfun.
13500 (make_ssa_name_fn): Rename from make_ssa_name.
13501 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13502 * tree-flow-inline.h (make_ssa_name): Move from
13503 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13504 * omp-low.c (expand_omp_parallel):
13505 * tree-flow-inline.h (redirect_edge_var_map_result):
13506 * tree-ssa.c (init_tree_ssa): Add argument FN.
13507 Use it instead of cfun. Update all users.
13509 2008-05-13 Tom Tromey <tromey@redhat.com>
13511 PR preprocessor/22168:
13512 * doc/cpp.texi (Top): Update menu.
13513 (Alternatives to Wrapper #ifndef): New node.
13514 (Other Directives): Document deprecation.
13515 (Obsolete Features): Remove menu.
13516 (Assertions): Merge node into Obsolete Features.
13517 (Obsolete once-only headers): Move earlier; rename to Alternatives
13518 to Wrapper #ifndef.
13519 * doc/cppopts.texi: Update.
13520 * c.opt (Wdeprecated): Enable for C and ObjC.
13521 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13522 (C++ Dialect Options): Move -Wno-deprecated from here to...
13523 (Warning Options): ... here.
13525 2008-05-13 Richard Guenther <rguenther@suse.de>
13527 PR middle-end/36227
13528 * fold-const.c (fold_sign_changed_comparison): Do not allow
13529 changes in pointer-ness.
13531 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13534 * config/sh/sh.c (sh_expand_prologue): Don't clear
13535 RTX_FRAME_RELATED_P for push insns.
13537 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13539 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13541 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13543 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13544 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13545 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13547 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13549 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13550 (*vec_concatv4sf_sse): This.
13551 (*sse2_concatv2si): Renamed to ...
13552 (*vec_concatv2si_sse2): This.
13553 (*sse1_concatv2si): Renamed to ...
13554 (*vec_concatv2si_sse): This.
13555 (*vec_concatv2di_rex): Renamed to ...
13556 (*vec_concatv2di_rex64): This.
13557 (*vec_concatv2si_sse4_1): New.
13558 (*vec_concatv2di_rex64_sse4_1): Likewise.
13560 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13562 PR rtl-optimization/36111
13563 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13564 that was created for swappable operands.
13566 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13569 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13570 * configure.ac: Add call to ACX_PROG_GNAT.
13572 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13574 * optc-gen.awk: Fix comment typo.
13576 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13578 * pretty-print.c (pp_integer_with_precision): Use
13579 HOST_LONG_LONG_FORMAT.
13581 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13583 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13585 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13587 * config/i386/i386.c (bdesc_ptest): Removed.
13588 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13589 (bdesc_args): Add __builtin_ia32_ptestz128,
13590 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13591 (ix86_init_mmx_sse_builtins): Updated.
13592 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13593 (ix86_expand_builtin): Updated.
13595 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13597 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13598 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13600 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13602 * value-prof.c (interesting_stringop_to_profile): Do not
13603 return early for BUILT_IN_MEMPCPY.
13605 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13607 * calls.c (expand_call): Don't use callgraph to increase
13608 preferred_stack_boundary.
13610 * cgraph.h (cgraph_rtl_info): Use unsigned on
13611 preferred_incoming_stack_boundary.
13613 * final.c (rest_of_clean_state): Use unsigned on
13614 preferred_stack_boundary.
13616 2008-05-09 Tom Tromey <tromey@redhat.com>
13618 PR preprocessor/22231:
13619 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13622 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13624 PR tree-optimization/36129
13625 * tree-ssa-ccp.c: Include value-prof.h.
13626 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13627 built-in function was folded to a constant.
13628 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13630 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13631 Sebastian Pop <sebastian.pop@amd.com>
13633 * tree-scalar-evolution.c: Document instantiate_scev.
13634 (instantiate_parameters_1): Renamed instantiate_scev_1.
13635 Don't use the same loop for instantiation_loop and evolution_loop.
13636 (instantiate_scev): New.
13637 (instantiate_parameters): Moved...
13638 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13639 same loop twice. Maintains the semantics for this function.
13640 * tree-scalar-evolution.h (instantiate_scev): Declare.
13641 (instantiate_parameters): ...here. Now static inline.
13642 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13643 instead of resolve_mixers.
13645 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13647 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13649 2008-05-09 Tomas Bily <tbily@suse.cz>
13651 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13652 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13653 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13654 * c-common.c (c_common_truthvalue_conversion): Likewise.
13655 * tree-object-size.c (compute_object_offset): Likewise.
13656 * tree-inline.c (estimate_num_insns_1): Likewise.
13657 * varasm.c (const_hash_1, compare_constant, copy_constant)
13658 (compute_reloc_for_constant, output_addressed_constants)
13659 (initializer_constant_valid_p): Likewise.
13660 * c-omp.c (check_omp_for_incr_expr): Likewise.
13661 * gimplify.c (gimplify_expr): Likewise.
13662 * c-typeck.c (c_finish_return): Likewise.
13663 * tree-vectorizer.c (supportable_widening_operation)
13664 (supportable_narrowing_operation): Likewise.
13665 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13666 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13667 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13668 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13669 (descr_info_loc): Likewise.
13670 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13671 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13672 (fold_unary): Likewise.
13673 * builtins.c (get_pointer_alignment): Likewise.
13674 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13675 (instantiate_parameters_1): Likewise.
13676 * tree.c (expr_align, stabilize_reference): Likewise.
13677 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13678 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13679 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13680 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13681 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13682 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13684 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13685 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13686 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13687 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13688 (forward_propagate_comparison)
13689 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13690 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13691 * emit-rtl.c (component_ref_for_mem_expr)
13692 (set_mem_attributes_minus_bitpos): Likewise.
13693 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13694 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13696 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13697 (build_function_call, pointer_diff, build_compound_expr)
13698 (c_finish_return): Likewise.
13699 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13700 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13702 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13703 * expr.c (is_aligning_offset): Likewise.
13704 * tree-ssa-alias.c (is_escape_site): Likewise.
13705 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13706 (check_all_va_list_escapes): Likewise.
13707 * tree-ssa-loop-ivopts.c (determine_base_object)
13708 (determine_common_wider_type): Likewise.
13709 * dojump.c (do_jump): Likewise.
13710 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13711 * tree-gimple.c (is_gimple_cast): Likewise.
13712 * fold-const.c (decode_field_reference, )
13713 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13714 (fold_binary): Likewise.
13715 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13716 (already_warned_in_frontend_p): Likewise.
13717 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13718 * tree.c (really_constant_p, get_unwidened): Likewise.
13719 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13720 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13721 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13723 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13725 (CONVERT_EXPR_P): Define.
13726 (CASE_CONVERT): Define.
13728 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13730 PR middle-end/36117
13731 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13732 (delete_unmarked_insns): When deleting a call, call
13733 delete_unreachable_blocks.
13734 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13735 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13737 2008-05-08 Richard Guenther <rguenther@suse.de>
13739 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13740 (-ftree-salias): Likewise.
13741 (salias-max-implicit-fields): Remove param documentation.
13742 (salias-max-array-elements): Likewise.
13743 * tree-pass.h (pass_create_structure_vars): Remove.
13744 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13745 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13746 * tree-ssa-alias.c (create_structure_vars): Remove.
13747 (gate_structure_vars): Likewise.
13748 (pass_create_structure_vars): Likewise.
13749 (gate_build_alias): Likewise.
13750 (pass_build_alias): Adjust to run always and dump the function.
13751 * common.opt (ftree-salias): Hide.
13752 * passes.c (init_optimization_passes): Remove
13753 pass_create_structure_vars, adjust comment.
13754 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13755 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13756 * opts.c (decode_options): Do not set flag_tree_salias.
13757 (common_handle_option): Add OPT_ftree_salias to the backward
13758 compatibility section.
13760 2008-05-08 Richard Guenther <rguenther@suse.de>
13762 * tree-flow-inline.h (var_can_have_subvars): Move ...
13763 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13764 * tree-flow.h (var_can_have_subvars): Remove.
13765 (push_fields_onto_fieldstack): Remove.
13766 (sort_fieldstack): Likewise.
13767 (struct fieldoff): Move ...
13768 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13769 alias_set and base_for_components fields.
13770 (sort_fieldstack): Make static.
13771 (push_fields_onto_fieldstack): Likewise. Remove code that
13772 handles anything but RECORD_TYPEs. Remove alias_set and
13773 base_for_components handling.
13774 (create_variable_info_for): Adjust.
13776 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13778 * common.opt (Wframe-larger-than=): Shorten the help message
13780 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13782 2008-05-08 Rafael Espíndola <espindola@google.com>
13784 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13786 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13787 trap and that both operands are gimple values.
13788 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13789 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13792 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13794 * read-rtl.c (join_c_conditions): Return the first string if the
13795 two strings are equal.
13797 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13799 * gensupport.h (pred_data): Add a "num_codes" field.
13800 (add_predicate_code): Declare.
13801 * gensupport.c (add_predicate_code): New function.
13802 (std_pred_table): Add an "allows_const_p" field.
13803 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13804 Remove the (incomplete) list of such codes from the codes field.
13805 (init_predicate_table): Use add_predicate_code. Add all
13806 RTX_CONST_OBJs if allows_const_p is true.
13807 * genrecog.c (process_define_predicate): Use add_predicate_code.
13809 2008-05-08 David Daney <ddaney@avtrex.com>
13810 Richard Sandiford <rsandifo@nildram.co.uk>
13812 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13813 special case of constant zero operands.
13814 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13815 old and new values. Special case constant zero values.
13816 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13818 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13819 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13821 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13824 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13825 similar RTX_CONST_OBJ before CONST_INT.
13827 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13829 * stmt.c (expand_stack_restore): Change sa mode if needed.
13831 2008-05-08 Richard Guenther <rguenther@suse.de>
13833 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13834 return type to bool.
13835 (ix86_sol10_return_in_memory): Likewise.
13836 (ix86_i386elf_return_in_memory): Likewise.
13837 (ix86_i386interix_return_in_memory): Likewise.
13838 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13839 (ix86_sol10_return_in_memory): Likewise.
13840 (ix86_i386elf_return_in_memory): Likewise.
13841 (ix86_i386interix_return_in_memory): Likewise.
13843 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13846 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13848 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13849 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13852 2008-05-08 Richard Guenther <rguenther@suse.de>
13854 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13855 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13856 (DR_SUBVARS): Remove.
13857 * tree-dfa.c (dump_subvars_for): Remove.
13858 (debug_subvars_for): Likewise.
13859 (dump_variable): Do not dump subvars.
13860 (remove_referenced_var): Do not remove subvars.
13861 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13862 (lookup_subvars_for_var): Remove.
13863 (get_subvars_for_var): Likewise.
13864 (get_subvars_at): Likewise.
13865 (get_first_overlapping_subvar): Likewise.
13866 (overlap_subvar): Likewise.
13867 * tree-flow.h (subvar_t): Remove.
13868 (struct var_ann_d): Remove subvars field.
13869 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13870 argument. Remove special handling of SFTs.
13871 (compute_tag_properties): Likewise.
13872 (set_initial_properties): Likewise.
13873 (compute_call_clobbered): Likewise.
13874 (count_mem_refs): Likewise.
13875 (compute_memory_partitions): Likewise.
13876 (compute_flow_insensitive_aliasing): Likewise.
13877 (setup_pointers_and_addressables): Likewise.
13878 (new_type_alias): Likewise.
13879 (struct used_part): Remove.
13880 (used_portions): Likewise.
13881 (struct used_part_map): Likewise.
13882 (used_part_map_eq): Likewise.
13883 (used_part_map_hash): Likewise.
13884 (free_used_part_map): Likewise.
13885 (up_lookup): Likewise.
13886 (up_insert): Likewise.
13887 (get_or_create_used_part_for): Likewise.
13888 (create_sft): Likewise.
13889 (create_overlap_variables_for): Likewise.
13890 (find_used_portions): Likewise.
13891 (create_structure_vars): Likewise.
13892 * tree.def (STRUCT_FIELD_TAG): Remove.
13893 * tree.h (MTAG_P): Adjust.
13894 (struct tree_memory_tag): Remove base_for_components and
13895 unpartitionable flags.
13896 (struct tree_struct_field_tag): Remove.
13897 (SFT_PARENT_VAR): Likewise.
13898 (SFT_OFFSET): Likewise.
13899 (SFT_SIZE): Likewise.
13900 (SFT_NONADDRESSABLE_P): Likewise.
13901 (SFT_ALIAS_SET): Likewise.
13902 (SFT_UNPARTITIONABLE_P): Likewise.
13903 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13904 (union tree_node): Remove sft field.
13905 * alias.c (get_alias_set): Remove special handling of SFTs.
13906 * print-tree.c (print_node): Remove handling of SFTs.
13907 * tree-dump.c (dequeue_and_dump): Likewise.
13908 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13909 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13910 * tree-predcom.c (set_alias_info): Do not set subvars.
13911 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13912 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13913 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13914 (add_vars_for_offset): Remove.
13915 (add_virtual_operand): Remove special handling of SFTs.
13916 (add_call_clobber_ops): Likewise.
13917 (add_call_read_ops): Likewise.
13918 (get_asm_expr_operands): Likewise.
13919 (get_modify_stmt_operands): Likewise.
13920 (get_expr_operands): Likewise.
13921 (add_to_addressable_set): Likewise.
13922 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13923 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13924 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13925 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13926 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13927 (tree_node_structure): Likewise.
13928 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13930 (find_what_p_points_to): Likewise.
13932 2008-05-08 Sa Liu <saliu@de.ibm.com>
13934 * config/spu/spu.md: Fixed subti3 pattern.
13936 2008-05-08 Richard Guenther <rguenther@suse.de>
13938 PR middle-end/36154
13939 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13940 sure to create a representative for trailing arrays for PTA.
13942 2008-05-08 Richard Guenther <rguenther@suse.de>
13944 PR middle-end/36172
13945 * fold-const.c (operand_equal_p): Two objects which types
13946 differ in pointerness are not equal.
13948 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13950 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13951 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13952 (emit_library_call_value_1): Add new variable fndecl initialized by
13953 NULL_TREE. It should be the decl type of orgfun, but this information
13954 seems not to be available here, so it uses the default calling abi.
13955 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13956 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13957 by TARGET_RETURN_IN_MEMORY.
13958 * config/i386/i386-interix.h: Likewise.
13959 * config/i386/i386.h: Likewise.
13960 * config/i386/i386elf.h: Likewise.
13961 * config/i386/ptx4-i.h: Likewise.
13962 * config/i386/sol2-10.h: Likewise.
13963 * config/i386/sysv4.h: Likewise.
13964 * config/i386/vx-common.h: Likewise.
13965 * config/cris/cris.h: Removed #if 0 clause.
13966 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13967 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13969 (ix86_sol10_return_in_memory): Likewise.
13970 (ix86_i386elf_return_in_memory): New.
13971 (ix86_i386interix_return_in_memory): New.
13972 * config/mt/mt-protos.h (mt_return_in_memory): New.
13973 * config/mt/mt.c: Likewise.
13974 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13975 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13976 * config/bfin/bfin.h: Likewise.
13977 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13979 * config/bfin/bfin.c: Likewise.
13980 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13981 * config/alpha/unicosmk.h: Likewise.
13982 * config/i386/cygming.h: Likewise.
13983 * config/iq2000/iq2000.h: Likewise.
13984 * config/mips/mips.h: Likewise.
13985 * config/mn10300/mn10300.h: Likewise.
13986 * config/rs6000/rs6000.h: Likewise.
13987 * config/score/score.h: Likewise.
13988 * config/spu/spu.h: Likewise.
13989 * config/v850/v850.h: Likewise.
13990 * defaults.h: Likewise.
13991 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13992 * expr.c (emit_block_move): Adjust use of
13993 OUTGOING_REG_PARM_STACK_SPACE.
13994 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13995 OUTGOING_REG_PARM_STACK_SPACE.
13996 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13998 2008-05-08 Jakub Jelinek <jakub@redhat.com>
14000 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
14001 on OMP_RETURN for OMP_FOR.
14004 * dwarf2out.c (dw_expand_expr, common_check): Removed.
14005 (fortran_common): New function.
14006 (gen_variable_die): Call fortran_common instead of common_check,
14007 adjust for it returning tree instead of rtx. Formatting.
14009 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
14013 * see.c (see_copy_insn): Copy new pure const attributes for new call.
14014 * c-decl.c (merge_decls): Ditto.
14015 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
14016 to RTL_CONST_OR_PURE_CALL_P.
14017 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
14018 Initialized DECL_LOOPING_CONST_PURE.
14019 (process_call_operands): Set tree_side_effects properly.
14020 * tree.h (TREE_READONLY_DECL_P): Removed.
14021 (DECL_IS_PURE): Renamed to DECL_PURE_P.
14022 (DECL_LOOPING_OR_CONST_P): New macro.
14023 (struct tree_function_decl): Added looping_const_or_pure_p.
14024 (ECF_*) Renumbered.
14025 (ECF_LOOPING_OR_CONST_P): New macro.
14026 * rtlanal.c (pure_const_p): Removed.
14027 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
14028 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
14029 to RTL_CONST_CALL_P.
14030 * ipa-pure-const.c (pure_const_state_e): Added looping field.
14031 (check_decl, check_tree, check_call, scan_function): Initialize
14033 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
14034 (static_execute): Set looping true for recursive functions.
14035 Undo setting state to IPA_NEITHER for recursive functions.
14036 * cse.c (cse_insn):
14037 * ifcvt.c (noce_can_store_speculate_p): Changed
14038 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
14039 RTL_CONST_OR_PURE_CALL_P.
14040 * dse.c (scan_insn): Ditto.
14041 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
14042 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
14043 RTL_CONST_OR_PURE_CALL_P.
14044 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
14045 pure_call_p to RTL_CONST_CALL_P.
14046 * gimplify.c (gimplify_call_expr): Clear side effects for
14047 non-looping pure and constant calls.
14048 * calls.c (emit_call_1): Set rtl flags from ecf flags.
14049 (flags_from_decl_or_type): Set ecf flags from decl flags.
14050 (initialize_argument_information): Turn off
14051 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
14052 Change const to pure if callee_copies is true rather than just
14054 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
14055 way of marking pure calls.
14056 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
14057 Remove hack that was supposed to fix pr7335 and remove old
14058 way of marking pure calls.
14059 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
14060 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
14061 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
14062 RTL_CONST_OR_PURE_CALL_P.
14063 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
14064 * loop-invariant.c (find_exits, find_invariant_bb): Changed
14065 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
14066 * sched-deps.c (schedule_analyze): Ditto.
14067 * rtl.h (struct rtx_def): Use call field, unchanging field, and
14068 return_val field of calls to represent pure and const function info.
14069 (CONST_OR_PURE_CALL_P): Deleted macro.
14070 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14071 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
14072 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
14074 * tree-optimize.c (execute_fixup_cfg): Added test for
14075 ECF_LOOPING_CONST_OR_PURE.
14076 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
14078 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
14079 effects for looping pure or const calls.
14080 (verify_gimple_expr): Added verification code.
14081 * config/alpha/alpha.c (alpha_legitimize_address,
14082 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
14084 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
14085 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
14086 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
14087 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
14088 RTL_CONST_OR_PURE_CALL_P.
14089 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
14090 and const calls to be deleted.
14092 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14095 * config/i386/mmx.md (mmx_subv2sf3): New expander.
14096 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
14097 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
14098 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14099 to handle nonimmediate operands.
14100 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
14101 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
14102 to handle nonimmediate operands.
14103 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
14104 (mmx_pmulhrwv4hi3): New expander. Use
14105 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14106 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
14107 (sse2_umulv1siv1di3): New expander. Use
14108 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14109 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
14110 (mmx_eq<mode>3): New expander. Use
14111 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14112 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
14113 (mmx_uavgv8qi3): New expander. Use
14114 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14115 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
14116 (mmx_uavgv4hi3): New expander. Use
14117 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14119 * config/i386/sse.md
14120 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
14121 to handle nonimmediate operands.
14122 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
14123 to handle nonimmediate operands.
14124 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
14125 to handle nonimmediate operands.
14126 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
14127 to handle nonimmediate operands.
14128 (sse2_unpckhpd_exp): New expander. Use
14129 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14130 (sse2_unpcklpd_exp): New expander. Use
14131 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14132 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
14133 to handle nonimmediate operands.
14134 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
14135 to handle nonimmediate operands.
14136 (*sse2_<plusminus_insn><mode>3): Rename from
14137 sse2_<plusminus_insn><mode>3 insn pattern.
14138 (sse2_<plusminus_insn><mode>3): New expander. Use
14139 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14140 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
14141 (sse2_umulv2siv2di3): New expander. Use
14142 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14143 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
14144 (sse4_1_mulv2siv2di3): New expander. Use
14145 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14146 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
14147 (sse2_pmaddwd): New expander. Use
14148 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14149 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
14150 (sse2_eq<mode>3): New expander. Use
14151 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14152 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
14153 (sse4_1_eqv2di3): New expander. Use
14154 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14155 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14156 (sse2_uavgv16qi3): New expander. Use
14157 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14158 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14159 (sse2_uavgv16qi3): New expander. Use
14160 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14161 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
14162 (sse2_uavgv8hi3): New expander. Use
14163 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14164 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
14165 (ssse3_pmulhrswv8hi3): New expander. Use
14166 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14167 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
14168 (ssse3_pmulhrswv4hi3): New expander. Use
14169 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14171 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
14172 (<sse>_vmmul<mode>3): Ditto.
14173 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
14175 (ssse3_pmaddubsw128): Use register_operand for operand 1.
14176 (ssse3_pmaddubsw): Ditto.
14178 * config/i386/i386.c (struct_builtin_description)
14179 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
14180 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
14181 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
14182 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
14183 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
14184 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
14185 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
14186 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
14187 (ix86_fixup_binary_operands): Assert that src1
14188 and src2 must have the same mode when swapped.
14189 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
14190 and ix86_binary_operator_ok. Do not force operands in registers
14193 2008-05-07 Jan Hubicka <jh@suse.cz>
14195 * cgraph.c (dump_cgraph_node): Update.
14196 * cgraph.h (cgraph_local_info): Break out inline summary.
14197 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
14199 * ipa-inline (inline_summary): New accestor function.
14200 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
14201 cgraph_decide_inlining, compute_inline_parameters): Update.
14202 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
14204 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14206 Cleanup ColdFire scheduling support and add V4 pipeline model.
14208 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
14209 (define_attr cpu): Add cfv4 value.
14210 (define_attr type, define_attr type1): Merge into a single 'type'
14211 attribute. Update all uses.
14212 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
14213 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
14215 (define_attr opx_mem, define_attr opy_mem): Remove.
14216 (define_attr op_mem): Clean up, update comment.
14217 (define_attr size): Use specific values instead of general int.
14218 (define_attr guess, define_attr split): Remove. Update all uses.
14219 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
14220 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
14221 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
14222 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
14223 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
14224 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
14225 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
14226 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
14227 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
14228 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
14229 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
14230 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
14231 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
14232 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
14233 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
14234 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
14235 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
14236 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
14237 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
14238 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
14239 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
14240 Update or set attributes.
14241 (stack_tie): New fake instruction.
14243 * config/m68k/m68k.h (TUNE_CFV4): New macro.
14244 (m68k_sched_attr_size): Update declaration.
14245 (m68k_sched_attr_type2): Remove.
14246 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
14247 Declare new bypass predicates.
14249 * config/m68k/m68k.c (m68k_sched_issue_rate,
14250 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
14252 (TARGET_SCHED_ISSUE_RATE,
14253 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
14254 (override_options): Handle scheduling for ColdFire V4 core.
14255 (m68k_expand_prologue): Emit stack_tie.
14256 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
14257 'OP_TYPE_FPN'. Update all uses.
14258 (sched_guess_p): Remove.
14259 (sched_address_type): Handle symbolic addresses.
14260 (sched_get_operand): New static function.
14261 (sched_operand_type): Merge into sched_attr_op_type.
14262 (sched_attr_op_type): Handle FP registers, handle quick constants,
14264 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
14265 (m68k_sched_attr_size): Update. Move logic to ...
14266 (sched_get_attr_size_int): New static function.
14267 (sched_get_opxy_mem_type): New static function.
14268 (m68k_sched_attr_op_mem): Update.
14269 (m68k_sched_attr_type2): Remove.
14270 (sched_cfv4_bypass_data): New static variable.
14271 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
14272 (m68k_sched_issue_rate): Implement scheduler hook.
14273 (struct _sched_ib: enabled_p): New field.
14274 (m68k_sched_variable_issue): Update. Handle V4.
14275 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
14276 sched_dump_class_func_t, sched_dump_split_class,
14277 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
14278 sched_dump_dfa_class, m68k_sched_dump): Remove.
14279 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
14281 (m68k_sched_init_global): Remove statisctics dumping, introduce
14282 sanity check that all instructions have pipeline reservations. Handle
14284 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14285 Handle ColdFire V4 core.
14286 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
14287 New static functions.
14288 (m68k_sched_address_bypass_p): New bypass predicate.
14289 (sched_get_indexed_address_scale): New static function.
14290 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
14292 * cf.md: Update comments.
14293 (define_attr type2): Remove. Use 'type' attribute instead.
14295 (cf_ib): Rename to cfv123_ib. Update all uses.
14296 (cf_oep): Rename to cfv123_oep. Update all uses.
14297 (cf_chr): Rename to cfv123_chr. Update all uses.
14298 (cf_mem): Rename to cfv123_mem. Update all uses.
14299 (cf_mac): Move to more appropriate place.
14300 (cfv123_guess): New automaton and cpu_unit.
14301 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
14302 Update uses of 'size' attribute. Handle before reload scheduling.
14303 (cfv123_guess): New dummy reservation for unhandled instructions.
14304 (cfv4_*): Pipeline description of ColdFire V4 core.
14305 (ignore): New reservation to handle 'ignore' type.
14307 2008-05-07 Ian Lance Taylor <iant@google.com>
14309 PR middle-end/36013
14310 * gimplify.c (find_single_pointer_decl_1): Don't look through
14312 (find_single_pointer_decl): Adjust comments.
14314 2008-05-07 Jakub Jelinek <jakub@redhat.com>
14316 PR middle-end/36137
14317 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
14318 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
14320 PR middle-end/36106
14321 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
14322 integral type rather than floating point, then VIEW_CONVERT_EXPR
14323 to the floating point type.
14325 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14327 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
14328 TFmode op0 to register.
14330 2008-05-07 Alan Modra <amodra@bigpond.net.au>
14332 * c-decl.c (grokdeclarator): Comment typo.
14334 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
14336 * tree-flow.h: Remove prototype for computed_goto_p.
14337 * tree-cfg.c (computed_goto_p): Make static.
14339 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
14342 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
14343 (contains_aligned_value_p): This. Handle _Decimal128.
14344 (ix86_function_arg_boundary): Only align _Decimal128 to its
14345 natural boundary and handle it properly.
14347 2008-05-06 Martin Jambor <mjambor@suse.cz>
14349 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
14350 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
14351 (ipcp_method_set_orig_node): Removed.
14352 (ipcp_cval_get_cvalue_type): Removed.
14353 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
14354 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
14355 (ipcp_cval_set_cvalue_type): Removed.
14356 (ipcp_cval_get_cvalue): Removed.
14357 (ipcp_cval_set_cvalue): Removed.
14358 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
14359 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
14360 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
14361 (ipcp_cval_meet): Renamed to ipa_lattice_meet
14362 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
14363 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
14364 (ipcp_get_ith_lattice): Changed parameters.
14365 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
14366 (ipcp_lattice_from_jfunc): Changed parameters.
14367 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
14368 (ipcp_method_cval_print): Added temporary variable info.
14369 (ipcp_redirect): Removed already unused local variable caller.
14370 (ipcp_redirect): New temporary variable orig_callee_info
14371 (ipcp_redirect): Removed newly unused local variable callee.
14372 (ipcp_redirect): Removed (a bit confusing) local variable type.
14373 (ipcp_insert_stage): Added local variable info.
14374 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
14376 (ipcp_formal_create): Removed.
14377 (ipcp_method_cval_set): Removed.
14378 (ipcp_propagate_stage): Renamed lattice variables.
14379 (ipcp_method_cval_set_cvalue_type): Removed.
14380 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
14381 (ipcp_print_all_lattices): Changed printed strings to refer to
14382 lattices rather than cvals.
14383 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
14384 (ipcp_propagate_const): Changed formal parameters.
14385 (build_const_val): Changed formal parameters.
14386 (ipcp_insert_stage): Removed useless variable cvalue
14387 (build_const_val): Changed formal parameters.
14388 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
14389 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
14390 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
14391 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
14392 (ipcp_print_func_profile_counts): Changed string from "method" to
14394 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
14395 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
14396 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
14397 (ipcp_structures_print): Renamed to ipcp_print_all_structures
14398 (ipcp_profile_print): Renamed to ipcp_print_profile_data
14399 (ipcp_lat_is_const): Changed parameters and made inline.
14400 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
14401 (ipcp_redirect): Renamed to ipcp_need_redirect_p
14402 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
14403 the predicate condition directly
14404 (ipcp_propagate_stage): Added local variable args. Removed local
14405 variable callee. (Both are mere code simplifications.)
14406 (ipcp_method_dont_insert_const): Renamed to
14407 ipcp_node_not_modifiable_p.
14408 (ipcp_node_not_modifiable_p): Made inline.
14409 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
14410 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
14411 (ipcp_print_all_lattices): Removed variable cvalue
14412 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
14415 2008-05-06 Olivier Hainque <hainque@adacore.com>
14417 * tree-sra.c (try_instantiate_multiple_fields): Early return
14418 if field has POINTER_TYPE.
14420 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
14422 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
14423 by using 'q' specifier for instruction.
14424 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
14426 2008-05-06 Anatoly Sokolov <aesok@post.ru>
14428 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14429 Change mode of zero_extract from QImode to HImode.
14430 (sign bit tests peepholes): (Ditto.).
14432 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
14434 * config/i386/mmx.md: Remove double backslashes from asm templates.
14435 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
14436 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14437 to handle nonimmediate operands.
14438 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
14439 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14440 to handle nonimmediate operands.
14441 (*mmx_<code>v2sf3_finite): New insn pattern.
14442 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
14443 (mmx_<code>v2sf3): New expander. Use
14444 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14445 (mmx_<plusminus_insn><mode>3): New expander. Use
14446 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14447 (*mmx_<plusminus_insn><mode>3): New insn pattern.
14448 (mmx_add<mode>3): Removed.
14449 (mmx_ssadd<mode>3): Ditto.
14450 (mmx_usadd<mode>3): Ditto.
14451 (mmx_sub<mode>3): Ditto.
14452 (mmx_sssub<mode>3): Ditto.
14453 (mmx_ussub<mode>3): Ditto.
14454 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
14455 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
14456 to handle nonimmediate operands.
14457 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
14459 (mmx_smulv4hi3_highpart): New expander. Use
14460 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14461 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
14463 (mmx_umulv4hi3_highpart): New expander. Use
14464 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14465 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
14466 (mmx_<code>v4hi3): New expander. Use
14467 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14468 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
14469 (mmx_<code>v8qi3): New expander. Use
14470 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14471 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
14472 (mmx_<code><mode>3): New expander. Use
14473 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14475 2008-05-05 Jan Hubicka <jh@suse.cz>
14477 PR tree-optimization/36118
14478 * passes.c (pass_init_dump_file): Fix dump header.
14480 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14482 PR middle-end/36141
14483 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14484 VCE for function decls.
14486 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14488 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14490 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14492 * config/i386/i386.md (sat_plusminus): New.
14493 (plusminus_insn): Likewise.
14494 (plusminus_mnemonic): Likewise.
14496 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14497 (*<addsub><mode>3_cc_overflow): Renamed to ...
14498 (*<plusminus_insn><mode>3_cc_overflow): This.
14499 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14500 (*<plusminus_insn>si3_zext_cc_overflow): This.
14502 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14503 (<plusminus_insn><mode>3): This.
14504 (*<addsub><mode>3): Renamed to ...
14505 (*<plusminus_insn><mode>3): This.
14506 (<sse>_vm<addsub><mode>3): Renamed to ...
14507 (<sse>_vm<plusminus_insn><mode>3): This.
14508 (sse3_h<addsub>v4sf3): Renamed to ...
14509 (sse3_h<plusminus_insn>v4sf3): This.
14510 (sse3_h<addsub>v2df3): Renamed to ...
14511 (sse3_h<plusminus_insn>v2df3): This.
14512 (<plusminus_insn><mode>3): New.
14513 (*<plusminus_insn><mode>3): Likewise.
14514 (sse2_<plusminus_insn><mode>3): Likewise.
14515 (add<mode>): Removed.
14516 (*add<mode>3): Likewise.
14517 (sse2_ssadd<mode>3): Likewise.
14518 (sse2_usadd<mode>3): Likewise.
14519 (sub<mode>3): Likewise.
14520 (*sub<mode>3): Likewise.
14521 (sse2_sssub<mode>3): Likewise.
14522 (sse2_ussub<mode>3): Likewise.
14524 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14526 * gthr-single.h: Add in required interface elements as per gthr.h.
14527 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14528 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14529 Generalize UNUSED macro.
14530 (__gthread_once): Add.
14531 (__gthread_key_create): Add.
14532 (__gthread_key_delete): Add.
14533 (__gthread_getspecific): Add.
14534 (__gthread_setspecific): Add.
14536 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14538 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14539 the same size types for the indirect reference on the rhs, then
14542 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14544 * config/i386/i386.md
14545 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14546 one insn template instead of template series.
14547 (*xordi_1_rex64): Ditto.
14548 (*xordi_2_rex64): Ditto.
14550 2008-05-05 Ira Rosen <irar@il.ibm.com>
14552 PR tree-optimization/36119
14553 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14556 2008-06-04 Jan Hubicka <jh@suse.cz>
14558 tree-optimization/36100
14559 * tree-pass.h (pass_O0_always_inline): Declare.
14560 * ipa-inline.c (inline_transform): Remove dead code.
14561 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14562 pass_O0_always_inline): New.
14563 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14565 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14567 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14568 mnemonic in this_param move for TARGET_64BIT.
14570 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14572 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14573 (*strmovsi_rex_1): Ditto.
14574 (*strsetsi_1): Ditto.
14575 (*strsetsi_rex_1): Ditto.
14577 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14578 adddicc expanders using SWI mode iterator.
14580 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14583 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14586 2008-05-04 David S. Miller <davem@davemloft.net>
14588 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14589 (sparc*-*-linux*): Use linux.h in tm_file.
14590 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14591 compiler defaulting to 32-bit.
14592 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14594 * config/sparc/linux.h: Remove definitions now obtained
14595 properly from linux.h
14596 * config/sparc/linux64.h: Likewise.
14597 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14598 don't want this setting for 32-bit builds in a biarch compiler.
14599 * doc/install.texi: Add sparc-linux to list of targets
14600 supporting --enable-targets=all.
14602 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14604 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14606 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14608 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14609 after V4SI_FTYPE_V8HI.
14610 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14611 case V4SI_FTYPE_V2DF.
14613 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14615 * doc/invoke.texi (max-flow-memory-locations): Removed.
14616 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14618 2008-05-03 Richard Guenther <rguenther@suse.de>
14620 PR middle-end/34973
14621 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14623 2008-05-02 David S. Miller <davem@davemloft.net>
14625 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14627 2008-05-02 Simon Baldwin <simonb@google.com>
14630 * c-common.h (warn_array_subscript_range): Removed.
14631 * c-common.c (warn_array_subscript_range): Ditto.
14632 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14633 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14635 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14637 * config/i386/i386.c (ix86_special_builtin_type): New.
14638 (bdesc_special_args): Likewise.
14639 (ix86_expand_special_args_builtin): Likewise.
14640 (ix86_init_mmx_sse_builtins): Updated.
14641 (ix86_expand_builtin): Updated.
14642 (ix86_expand_store_builtin): Removed.
14643 (ix86_expand_unop_builtin): Likewise.
14645 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14646 * config/i386/mmintrin.h (__v2sf): Here.
14648 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14650 (_mm_loadl_pi): Likewise.
14651 (_mm_storeh_pi): Replace __v2si with __v2sf.
14652 (_mm_storel_pi): Likewise.
14654 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14655 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14656 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14657 __builtin_ia32_loadlpd.
14659 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14661 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14662 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14663 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14664 (ix86_init_mmx_sse_builtins): Updated.
14665 (ix86_expand_args_builtin): Likewise.
14666 (ix86_expand_builtin): Likewise.
14667 (ix86_expand_unop1_builtin): Renamed to ...
14668 (ix86_expand_unop_vec_merge_builtin): This.
14670 2008-05-01 Jan Hubicka <jh@suse.cz>
14673 * ipa-inline.c (inline_generate_summary): Make static.
14674 (inline_transform): Do not call inlining at -O0; make static.
14675 * passes.c (execute_todo): Add sanity check.
14676 (execute_one_ipa_transform_pass): Execute proper flags.
14678 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14680 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14681 (DECL_NONADDRESSABLE_P): Likewise.
14682 * alias.c (record_component_aliases): Fix comment.
14684 2008-05-01 Simon Baldwin <simonb@google.com>
14686 * c-common.h (warn_array_subscript_range): New function.
14687 * c-common.c (warn_array_subscript_range): Ditto.
14688 * tree-vrp.c (check_array_ref): Corrected code to agree with
14689 comment, ignoring only arrays of size 0 or size 1.
14690 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14692 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14694 * config/i386/i386.c (ix86_builtin_type): Replace
14695 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14696 (bdesc_args): Updated.
14697 (ix86_init_mmx_sse_builtins): Likewise.
14698 (ix86_expand_args_builtin): Likewise.
14700 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14703 * doc/extend.texi: Correct __builtin_ia32_palignr.
14705 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14708 * config/i386/i386.c (bdesc_crc32): Removed.
14709 (ix86_expand_crc32): Likewise.
14710 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14711 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14712 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14713 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14714 UINT_FTYPE_UINT_UCHAR.
14715 (bdesc_args): Updated. Add crc32 builtins.
14716 (ix86_init_mmx_sse_builtins): Updated.
14717 (ix86_expand_args_builtin): Updated to support subreg.
14719 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14721 2008-05-01 Jan Hubicka <jh@suse.cz>
14723 * tree-pass.h (opt_pass): Add IPA_PASS.
14724 (varpool_node, cgraph_node): Forward declare.
14725 (ipa_opt_pass): Define.
14726 (pass_ipa_inline): Turn into ipa_opt_pass.
14727 (pass_apply_inline): Remove.
14728 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14729 (apply_inline): Turn into ....
14730 (inline_transform): ... this one.
14731 (inline_generate_summary): New function.
14732 (pass_apply_inline): Remove.
14733 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14735 (struct function): Add ipa_transforms_to_apply.
14736 * passes.c (register_one_dump_file): Work on IPA_PASS.
14737 (init_optimization_passes): Remove pass_inline_parameters and
14739 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14740 (execute_one_pass) ... here; apply transforms when possible.
14741 (add_ipa_transform_pass, execute_ipa_summary_asses,
14742 execute_one_ipa_transform_pass): New.
14743 (execute_ipa_pass_list): Update for IPA_PASS type.
14745 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14747 * config/i386/i386.c (ix86_builtin_type): Add
14748 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14749 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14750 (bdesc_args): Add SSE4a builtins.
14751 (ix86_init_mmx_sse_builtins): Updated.
14752 (ix86_expand_args_builtin): Likewise.
14753 (ix86_expand_builtin): Likewise.
14755 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14757 * config/i386/i386.c (ix86_builtin_type): Add
14758 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14759 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14760 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14761 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14762 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14763 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14764 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14765 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14766 and DI_FTYPE_DI_DI_INT.
14767 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14768 (ix86_init_mmx_sse_builtins): Updated.
14769 (ix86_expand_args_builtin): Likewise.
14770 (ix86_expand_builtin): Likewise.
14771 (ix86_expand_binop_imm_builtin): Removed.
14773 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14775 2008-04-30 Richard Guenther <rguenther@suse.de>
14777 PR tree-optimization/32921
14778 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14780 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14782 * config/arm/arm.c (arm_unwind_emit): Use
14783 crtl->all_throwers_are_sibcalls instead of
14784 cfun->all_throwers_are_sibcalls.
14785 (arm_output_fn_unwind): Likewise.
14786 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14787 instead of cfun->uses_pic_offset_table.
14788 (frv_expand_prologue): Likewise.
14789 (frv_frame_pointer_required): Likewise.
14790 (frv_expand_fdpic_call): Likewise.
14791 (frv_emit_movsi): Likewise.
14792 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14793 cfun->returns_pcc_struct instead of
14794 current_function_returns_pcc_struct.
14795 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14796 instead of cfun->calls_eh_return.
14797 (m32c_pushm_popm): Likewise.
14798 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14799 "extern" declaration.
14801 2008-04-30 Richard Guenther <rguenther@suse.de>
14803 PR tree-optimization/21636
14804 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14806 (evaluate_stmt): Print the likely value.
14807 (ccp_visit_stmt): Avoid excessive vertical spacing.
14809 2008-04-30 Rafael Espíndola <espindola@google.com>
14811 * builtins.c (fold_call_expr): Return realret.
14812 * tree-ssa-threadedge.c
14813 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14814 __builtin_object_size.
14816 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14818 * gcc.c (wrapper_string): New variable.
14819 (insert_wrapper): New function.
14820 (execute): New option -wrapper.
14821 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14823 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14825 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14826 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14827 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14829 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14830 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14831 config/rs6000/e500crtres64gprctr.asm,
14832 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14833 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14834 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14835 config/rs6000/e500crtsav64gprctr.asm,
14836 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14837 config/rs6000/e500crtsavg64gprctr.asm: New files.
14838 * config/rs6000/t-ppccomm: Add build rules for new files.
14839 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14840 * config/rs6000/t-netbsd: Add build rules for new files.
14841 (LIB2FUNCS_STATIC_EXTRA): New variable.
14842 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14843 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14844 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14846 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14848 * config/i386/i386.c (ix86_builtin_type): Add
14849 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14850 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14851 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14852 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14853 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14854 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14855 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14856 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14857 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14858 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14859 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14860 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14861 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14862 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14863 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14864 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14865 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14866 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14867 V1DI_FTYPE_V2SI_V2SI.
14868 (bdesc_2arg): Moved to ...
14869 (bdesc_args): Here.
14870 (ix86_init_mmx_sse_builtins): Updated.
14871 (ix86_expand_args_builtin): Updated. Take a pointer
14872 to const struct builtin_description. Handle comparison
14874 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14875 (ix86_expand_builtin): Updated.
14877 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14878 (ssse3_pmaddubsw128): This.
14879 (ssse3_pmaddubswv4hi3): Renamed to ...
14880 (ssse3_pmaddubsw): This.
14882 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14883 (__builtin_ia32_packssdw128): Likewise.
14884 (__builtin_ia32_packuswb128): Likewise.
14885 (__builtin_ia32_pmaddubsw): Likewise.
14886 (__builtin_ia32_pmaddubsw128): Likewise.
14888 2008-04-30 Richard Guenther <rguenther@suse.de>
14890 PR tree-optimization/14847
14891 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14892 (recognize_bits_test): Use it.
14893 (recognize_single_bit_test): Likewise.
14895 2008-04-30 Martin Jambor <mjambor@suse.cz>
14897 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14898 instead of setting number of formal parameters to zero.
14899 (ipcp_init_stage): Do not set the number of actual parameters to zero
14901 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14902 which are called with variable number of arguments.
14903 (ipcp_insert_stage): Explicitely skipping all nodes which are
14904 called with variable number of arguments.
14905 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14906 number of parameters.
14908 * ipa-prop.h (struct ipa_node_params): Added flag
14909 called_with_var_arguments
14910 (ipa_set_param_count): Added. Changed sole setter to use it.
14911 (ipa_get_param_count): Added. All readers of param_count
14912 converted to use it instead.
14913 (ipa_set_called_with_variable_arg): Added.
14914 (ipa_is_called_with_var_arguments): Added.
14915 (ipa_get_ith_param): Added. All readers of param_decls converted
14917 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14919 (ipa_get_cs_argument_count): Added, all readers of argument_count
14921 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14924 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14925 (struct ipcp_lattice): Renamed cval_type to type
14926 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14928 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14929 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14930 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14931 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14932 (build_const_val): Changed the type of parameter cvalue to tree
14933 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14934 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14936 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14939 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14940 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14941 (ipa_add_method): Renamed to ipa_push_func_to_list
14942 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14943 (ipa_callsite_param_count): Removed.
14944 (ipa_callsite_param_count_set): Removed.
14945 (ipa_callsite_param): Removed.
14946 (ipa_callsite_callee): Removed.
14947 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14948 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14949 (ipa_method_formal_count): Removed.
14950 (ipa_method_formal_count_set): Removed.
14951 (ipa_method_get_tree): Removed.
14952 (ipa_method_tree_map_create): Removed.
14953 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14954 (ipa_create_param_decls_array): Creates the array itself
14955 (ipa_create_param_decls_array): Temporary variable info instead of
14956 a few dereferences.
14957 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14958 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14959 (get_type): Removed.
14960 (ipa_jf_get_info_type): Removed.
14961 (ipa_node_create): Renamed to ipa_create_node_params
14962 (ipa_free): Renamed to ipa_free_all_node_params
14963 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14964 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14965 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14966 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14967 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14968 ipa_free_all_edge_args
14969 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14970 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14971 (ipa_create_methodlist_node): Removed.
14972 (ipa_methodlist_method): Removed.
14973 (ipa_methodlist_method_set): Removed.
14974 (ipa_methodlist_next_method): Removed.
14975 (ipa_methodlist_next_method_set): Removed.
14976 (ipa_method_is_modified): Removed.
14977 (ipa_method_modify_create): Removed.
14978 (ipa_method_modify_init): Temporary variable info instead of a few
14980 (ipa_detect_param_modifications): Temporary variable info instead of
14981 a few dereferences.
14982 (ipa_compute_jump_functions): Temporary variable info instead of
14983 a few dereferences.
14984 (ipa_method_modify_set): Removed.
14985 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14986 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14987 than craph_node as the first parameter.
14988 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14989 (ipa_method_modify_init): Removed.
14990 (ipa_compute_jump_functions): Added a temp variable instead of
14991 repeatadly dereferencing the cgraph_edge.aux pointer
14992 (ipa_callsite_param_set_type): Removed.
14993 (ipa_compute_jump_functions): i renamed to index and moved to
14995 (ipa_callsite_param_set_info_type_formal): Removed.
14996 (ipa_callsite_param_set_info_type): Removed.
14997 (ipa_callsite_param_map_create): Removed.
14998 (ipa_callsite_tree): Removed.
14999 (ipa_callsite_caller): Removed.
15000 (ipa_pop_func_from_list): return_method removed to return_func
15002 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
15003 prefixed all values with IPA_. Changed all users.
15004 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
15005 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
15006 and FORMAL_IPATYPE IPA_PASS_THROUGH.
15007 (union parameter_info): Renamed to jump_func_value.
15008 (union jump_func_value): Renamed value to constant
15009 (struct ipa_jump_func): Renamed info_type to value
15010 (struct ipa_node): Renamed to ipa_node_params
15011 (struct ipa_node_params): Renamed ipa_arg_num to param_count
15012 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
15013 (struct ipa_node_params): Renamed ipa_mod to modified_flags
15014 (struct ipa_edge): Renamed to ipa_edge_args
15015 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
15016 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
15017 (struct ipa_methodlist): Renamed to ipa_func_list
15018 (struct ipa_func_list): method_p renamed to node, next_method
15020 (ipa_methodlist_p): Removed, switched all users to struct pointer
15021 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
15023 2008-04-30 Alan Modra <amodra@bigpond.net.au>
15025 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
15026 (rs6000_emit_epilogue): Use backchain to restore only when we
15027 have a large frame. Make use of frame pointer to restore if we
15028 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
15030 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
15032 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15033 Add mode to zero_extract.
15034 (sign bit tests peepholes): (Ditto.).
15036 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
15038 * config/i386/i386.c (ix86_builtins): Replace Prescott New
15039 Instructions in comments with SSE3.
15040 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
15041 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
15042 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
15043 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
15044 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
15045 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
15046 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
15047 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
15048 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
15049 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
15050 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
15051 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
15052 (bdesc_sse_args): Renamed to ...
15053 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
15054 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
15055 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
15056 IX86_BUILTIN_FABSQ.
15057 (bdesc_1arg): Moved to ...
15058 (bdesc_args): Here.
15059 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
15060 Instructions in comments with SSE3.
15061 (ix86_expand_sse_operands_builtin): Renamed to ...
15062 (ix86_expand_args_builtin): This. Updated.
15063 (ix86_expand_unop1_builtin): Update comments.
15064 (ix86_expand_builtin): Updated.
15066 2008-04-29 Richard Guenther <rguenther@suse.de>
15068 PR tree-optimization/36078
15069 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
15070 Update virtual SSA form after cleaning up the CFG.
15072 2008-04-29 Richard Guenther <rguenther@suse.de>
15074 PR middle-end/15255
15075 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
15077 2008-04-29 Richard Guenther <rguenther@suse.de>
15079 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
15080 (compute_may_aliases): Do not call finalize_ref_all_pointers.
15081 (compute_flow_insensitive_aliasing): Do not treat
15082 PTR_IS_REF_ALL pointers special.
15083 (get_smt_for): Likewise.
15084 (may_alias_p): Re-structure.
15085 (is_escape_site): A ref-all pointer conversion is not an escape site.
15086 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
15087 PTR_IS_REF_ALL pointers special.
15088 * tree-ssa-structalias.h (struct alias_info): Remove
15089 ref_all_symbol_mem_tag field.
15090 (PTR_IS_REF_ALL): Remove.
15092 2008-04-29 Richard Guenther <rguenther@suse.de>
15094 PR middle-end/36077
15095 * fold-const.c (extract_muldiv_1): In combining division constants
15096 make sure to never overflow.
15098 2008-04-29 Nick Clifton <nickc@redhat.com>
15100 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
15102 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15105 * optc-gen.awk: Work around HP-UX/IA awk bug.
15107 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
15109 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
15112 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15115 * config/i386/i386.md
15116 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
15117 Change operand 1 predicate to nonimmediate_operand.
15119 2008-04-28 Jakub Jelinek <jakub@redhat.com>
15122 * dwarf2out.c (struct die_struct): Mark as chain_circular through
15124 * gengtype.c (walk_type, write_func_for_structure): Handle
15126 * doc/gty.texi: Document chain_circular.
15128 2008-04-28 Richard Guenther <rguenther@suse.de>
15130 PR tree-optimization/36066
15131 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
15134 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15137 * config/i386/i386.md
15138 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
15139 Use match_scratch instead of match_operand for operands 3 and 4.
15141 2008-04-27 Richard Guenther <rguenther@suse.de>
15143 PR tree-optimization/18754
15144 PR tree-optimization/34223
15145 * tree-pass.h (pass_complete_unrolli): Declare.
15146 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
15147 loop size before and after unconditionally of UL_NO_GROWTH in effect.
15148 Rewrite loop into loop closed SSA form if it is not already.
15149 (tree_unroll_loops_completely): Re-structure to iterate over
15150 innermost loops with intermediate CFG cleanups.
15151 Unroll outermost loops only if requested or the code does not grow
15153 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
15154 loops are available.
15155 (tree_vectorize): Instead do so here.
15156 (tree_complete_unroll): Also unroll outermost loops.
15157 (tree_complete_unroll_inner): New function.
15158 (gate_tree_complete_unroll_inner): Likewise.
15159 (pass_complete_unrolli): New pass.
15160 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
15161 uses outside of the loop.
15162 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
15163 form if it is available.
15164 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
15165 * passes.c (init_optimization_passes): Schedule complete inner
15166 loop unrolling pass before the first CCP pass after final inlining.
15168 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
15170 * targhooks.h (default_emutls_var_fields,
15171 default_emutls_var_init): Declare.
15172 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
15173 * target.h (struct gcc_target): Add struct emutls member.
15174 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
15175 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
15176 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
15177 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
15178 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
15179 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
15180 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
15181 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
15182 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
15183 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
15184 emit debug information.
15185 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
15186 * varasm.c: Include targhooks.h.
15187 (emutls_object_section, emutls_tmpl_section): New.
15188 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
15189 (EMUTLS_SEPARATOR): New.
15190 (prefix_name): New.
15191 (get_emutls_object_name): New.
15192 (default_emutls_var_fields): New, broken out of ...
15193 (get_emutls_object_type): ... here. Adjust to use target hooks.
15194 (get_emutls_init_templ_addr): Adjust to use target hooks.
15195 (emutls_decl): Adjust to use target hooks.
15196 (emutls_finish): Likewise.
15197 (default_emutls_var_init): New, broken out of ...
15198 (assemble_variable): ... here. Adjust to use target hooks.
15199 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
15200 SECCAT_EMUTLS_TMPL.
15201 * c-common.c (handle_section_attribute): Prevent overriding
15202 sections for emulated tls with special sections.
15203 * config/i386/i386.c (x86_64_elf_select_section): Add
15204 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
15205 (x86_64_elf_unique_section): Likewise.
15206 * config/vxworks.c: Include tree.h.
15207 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
15208 (vxworks_override_options): Set TLS scheme.
15209 * doc/tm.texi (Emulated TLS): New node.
15211 2008-04-26 Simon Baldwin <simonb@google.com>
15214 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
15215 with propagated string constants.
15217 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
15219 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
15220 constraint for operand 2 when operand 0 is memory operand.
15221 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
15222 operand 0 is memory operand.
15223 (fix_trunc<mode>_i387_with_temp): Ditto.
15224 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
15225 operand 2 when operand 1 is memory operand.
15226 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
15227 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
15228 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
15229 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15230 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
15231 operands 2,3 and 4 when operand 1 is memory operand.
15232 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
15234 (fistdi2_floor_with_temp): Ditto.
15235 (fist<mode>2_floor_with_temp): Ditto.
15236 (fistdi2_ceil_with_temp): Ditto.
15237 (fist<mode>2_ceil_with_temp): Ditto.
15238 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
15240 2008-04-26 David Daney <ddaney@avtrex.com>
15242 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
15244 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
15245 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15246 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15247 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
15248 (compare_and_swap_12): New insn.
15249 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
15250 * config/mips/mips.c (mips_force_binary): New function.
15251 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
15252 (mips_expand_compare_and_swap_12): New function.
15253 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
15255 2008-04-25 Jan Hubicka <jh@suse.cz>
15258 * cfgexpand.c (pass_expand): Turn into RTL pass.
15259 * passes.c (execute_one_pass): Do pass typechecking after execution.
15260 * tree-pass.h (pass_expand): Turn into RTL pass.
15262 * function.h (struct rtl_data): Move here fields
15263 accesses_prior_frames, calls_eh_return, saves_all_registers,
15264 has_nonlocal_goto, has_asm_statement, is_thunk,
15265 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
15266 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
15267 arg_pointer_save_area_init from struct function; turn into bool.
15268 (struct function): Move
15269 calls_eh_return, saves_all_registers, has_nonlocal_goto,
15270 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
15271 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
15272 tail_call_emit, arg_pointer_save_area_init
15273 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
15274 (current_function_returns_struct, current_function_returns_pcc_struct,
15275 current_function_calls_setjmp, current_function_calls_alloca,
15276 current_function_accesses_prior_frames,
15277 current_function_calls_eh_return, current_function_is_thunk,
15278 current_function_stdarg, current_function_profile,
15279 current_function_limit_stack, current_function_uses_pic_offset_table,
15280 current_function_uses_const_pool, current_function_has_nonlocal_label,
15281 current_function_saves_all_registers,
15282 current_function_has_nonlocal_goto,
15283 current_function_has_asm_statement): Remove accesor macros.
15284 * ra-conflict.c (global_conflicts): Update.
15285 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
15286 (suitable_for_tail_call_opt_p): Update.
15287 * builtins.c (expand_builtin_return_addr): Update.
15288 (expand_builtin_setjmp_setup): Update.
15289 (expand_builtin_nonlocal_goto): Update.
15290 * final.c (final_start_function): Update.
15291 (profile_function): Update.
15292 (leaf_function_p): Update.
15293 (only_leaf_regs_used): Update.
15294 * df-scan.c (df_get_exit_block_use_set): Update.
15295 * dojump.c (clear_pending_stack_adjust): Update.
15296 * tree-stdarg.c (gate_optimize_stdarg): Update.
15297 * gimple-low.c (lower_function_body): Update.
15298 * global.c (compute_regsets): Update.
15299 (global_alloc): Update.
15300 * dwarf2out.c (dwarf2out_begin_prologue): Update.
15301 * expr.c (expand_assignment): Update.
15302 * dse.c (dse_step0): Update.
15303 (dse_step1): Update.
15304 * c-decl.c (store_parm_decls): Update.
15305 * local-alloc.c (combine_regs): Update.
15306 (find_free_reg): Update.
15307 * function.c (assign_parms_augmented_arg_list): Update.
15308 (assign_parm_find_data_types): Update.
15309 (assign_parms): Update.
15310 (allocate_struct_function): Update.
15311 (expand_function_start): Update.
15312 (expand_function_end): Update.
15313 (get_arg_pointer_save_area): Update.
15314 (thread_prologue_and_epilogue_insns): Update.
15315 (rest_of_match_asm_constraints): Update.
15316 * stor-layout.c (variable_size): Update.
15317 * gcse.c (gcse_main): Update.
15318 (bypass_jumps): Update.
15319 * gimplify.c (gimplify_function_tree): Update.
15320 * calls.c (emit_call_1): Update.
15321 (expand_call): Update.
15322 * bt-load.c (compute_defs_uses_and_gen): Update.
15323 * except.c (sjlj_assign_call_site_values): Update.
15324 (sjlj_emit_function_enter): Update.
15325 (can_throw_external): Update.
15326 (set_nothrow_function_flags): Update.
15327 (expand_builtin_unwind_init): Update.
15328 (expand_eh_return): Update.
15329 (convert_to_eh_region_ranges): Update.
15330 (output_function_exception_table): Update.
15331 * emit-rtl.c (gen_tmp_stack_mem): Update.
15332 * cfgexpand.c (expand_used_vars): Update.
15333 (tree_expand_cfg): Update.
15334 * cfgcleanup.c (rest_of_handle_jump): Update.
15335 * explow.c (allocate_dynamic_stack_space): Update.
15336 * varasm.c (assemble_start_function): Update.
15337 (force_const_mem): Update.
15338 (mark_constant_pool): Update.
15339 * tree-optimize.c (tree_rest_of_compilation): Update.
15340 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
15341 * tree-cfg.c (notice_special_calls): Update.
15342 (is_ctrl_altering_stmt): Update.
15343 (tree_can_make_abnormal_goto): Update.
15344 (tree_purge_dead_abnormal_call_edges): Update.
15345 * config/alpha/predicates.md: Update.
15346 * config/alpha/alpha.c (alpha_sa_mask): Update.
15347 (alpha_sa_size): Update.
15348 (alpha_does_function_need_gp): Update.
15349 (alpha_expand_prologue): Update.
15350 (alpha_start_function): Update.
15351 (alpha_output_function_end_prologue): Update.
15352 (alpha_expand_epilogue): Update.
15353 * config/frv/frv.c (frv_stack_info): Update.
15354 (frv_expand_epilogue): Update.
15355 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
15356 (s390_register_info): Update.
15357 (s390_frame_info): Update.
15358 (s390_init_frame_layout): Update.
15359 (s390_can_eliminate): Update.
15360 (save_gprs): Update.
15361 * config/spu/spu.c (spu_split_immediate): Update.
15362 (need_to_save_reg): Update.
15363 (spu_expand_prologue): Update.
15364 (spu_expand_epilogue): Update.
15365 * config/sparc/sparc.md: Update.
15366 * config/sparc/sparc.c (eligible_for_return_delay): Update.
15367 (sparc_tls_got): Update.
15368 (legitimize_pic_address): Update.
15369 (sparc_emit_call_insn): Update.
15370 (sparc_expand_prologue): Update.
15371 (output_return): Update.
15372 (print_operand): Update.
15373 (sparc_function_ok_for_sibcall): Update.
15374 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
15375 * config/m32r/m32r.md: Update.
15376 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
15377 (m32r_compute_frame_size): Update.
15378 (m32r_expand_prologue): Update.
15379 (m32r_expand_epilogue): Update.
15380 (m32r_legitimize_pic_address): Update.
15381 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
15382 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15383 * config/i386/i386.c (ix86_frame_pointer_required): Update.
15384 (gen_push): Update.
15385 (ix86_save_reg): Update.
15386 (ix86_compute_frame_layout): Update.
15387 (ix86_expand_prologue): Update.
15388 (ix86_expand_epilogue): Update.
15389 * config/sh/sh.c (output_stack_adjust): Update.
15390 (calc_live_regs): Update.
15391 (sh5_schedule_saves): Update.
15392 (sh_expand_prologue): Update.
15393 (sh_expand_epilogue): Update.
15394 (sh_setup_incoming_varargs): Update.
15395 (sh_allocate_initial_value): Update.
15396 (sh_get_pr_initial_val): Update.
15397 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
15398 * config/sh/sh.md (label:): Update.
15399 * config/avr/avr.c (out_movhi_mr_r): Update.
15400 * config/crx/crx.h (enum): Update.
15401 * config/xtensa/xtensa.h (along): Update.
15402 * config/stormy16/stormy16.c Update.
15403 (xstormy16_compute_stack_layout): Update.
15404 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
15405 (fr30_expand_prologue): Update.
15406 * config/cris/cris.c (cris_conditional_register_usage): Update.
15407 (cris_reg_saved_in_regsave_area): Update.
15408 (cris_initial_frame_pointer_offset): Update.
15409 (cris_simple_epilogue): Update.
15410 (cris_expand_prologue): Update.
15411 (cris_expand_epilogue): Update.
15412 (cris_expand_pic_call_address): Update.
15413 (cris_asm_output_symbol_ref): Update.
15414 (cris_asm_output_label_ref): Update.
15415 * config/cris/cris.md Update.
15416 * config/iq2000/iq2000.c (compute_frame_size): Update.
15417 (iq2000_expand_epilogue): Update.
15418 * config/mt/mt.h (save_direction): Update.
15419 * config/mn10300/mn10300.c (mn10300_function_value): Update.
15420 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15421 (ia64_secondary_reload_class): Update.
15422 * config/m68k/m68k.c (m68k_save_reg): Update.
15423 (m68k_expand_prologue): Update.
15424 (m68k_expand_epilogue): Update.
15425 (legitimize_pic_address): Update.
15426 * config/rs6000/rs6000.c (rs6000_got_register): Update.
15427 (first_reg_to_save): Update.
15428 (first_altivec_reg_to_save): Update.
15429 (compute_vrsave_mask): Update.
15430 (compute_save_world_info): Update.
15431 (rs6000_stack_info): Update.
15432 (spe_func_has_64bit_regs_p): Update.
15433 (rs6000_ra_ever_killed): Update.
15434 (rs6000_emit_eh_reg_restore): Update.
15435 (rs6000_emit_allocate_stack): Update.
15436 (rs6000_emit_prologue): Update.
15437 (rs6000_emit_epilogue): Update.
15438 (rs6000_output_function_epilogue): Update.
15439 (output_profile_hook): Update.
15440 (rs6000_elf_declare_function_name): Update.
15441 * config/rs6000/rs6000.h (rs6000_args): Update.
15442 * config/rs6000/rs6000.md: Update.
15443 * config/mcore/mcore.c (mcore_expand_prolog): Update.
15444 * config/arc/arc.c (arc_output_function_epilogue): Update.
15445 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
15446 * config/darwin.c (machopic_function_base_name): Update.
15447 * config/score/score3.c (score3_compute_frame_size): Update.
15450 (score3_epilogue): Update.
15451 * config/score/score7.c (score7_compute_frame_size): Update.
15452 (score7_prologue): Update.
15453 (score7_epilogue): Update.
15454 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
15455 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15456 * config/arm/arm.c (use_return_insn): Update.
15457 (require_pic_register): Update.
15458 (arm_load_pic_register): Update.
15459 (arm_compute_save_reg0_reg12_mask): Update.
15460 (arm_compute_save_reg_mask): Update.
15461 (thumb1_compute_save_reg_mask): Update.
15462 (output_return_instruction): Update.
15463 (arm_output_function_prologue): Update.
15464 (arm_output_epilogue): Update.
15465 (arm_get_frame_offsets): Update.
15466 (arm_expand_prologue): Update.
15467 (thumb_pushpop): Update.
15468 (thumb_exit): Update.
15469 (thumb1_expand_prologue): Update.
15470 (thumb1_expand_epilogue): Update.
15471 (arm_unwind_emit): Update.
15472 (arm_output_fn_unwind): Update.
15473 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
15474 * config/arm/arm.md: Update.
15475 * config/pa/pa.md: Update.
15476 * config/pa/pa.c (legitimize_pic_address): Update.
15477 (compute_frame_size): Update.
15478 (hppa_expand_prologue): Update.
15479 (hppa_expand_epilogue): Update.
15480 (borx_reg_operand): Update.
15481 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15482 (HARD_REGNO_RENAME_OK): Update.
15483 * config/mips/mips.c (mips_global_pointer): Update.
15484 (mips_save_reg_p): Update.
15485 (mips_compute_frame_info): Update.
15486 (mips_frame_pointer_required): Update.
15487 (mips_expand_prologue): Update.
15488 (mips_expand_epilogue): Update.
15489 (mips_can_use_return_insn): Update.
15490 (mips_reorg_process_insns): Update.
15491 * config/v850/v850.c (compute_register_save_size): Update.
15492 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15493 * config/mmix/mmix.c (along): Update.
15494 (mmix_expand_epilogue): Update.
15495 * config/bfin/bfin.c (legitimize_pic_address): Update.
15496 (must_save_p): Update.
15497 (stack_frame_needed_p): Update.
15498 (add_to_reg): Update.
15499 (bfin_expand_prologue): Update.
15500 * stmt.c (expand_asm_operands): Update.
15501 * reload1.c (reload): Update.
15502 (init_elim_table): Update.
15504 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15506 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15508 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15510 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15511 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15512 (mov<mode>): Removed.
15513 (*movv4sf_internal): Likewise.
15514 (*movv2df_internal): Likewise.
15516 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15518 * config.gcc (crx-*-elf): Remove deprecation.
15520 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15522 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15523 __gcc_deregister_frame with atexit.
15524 (deregister_frame_dtor): Remove.
15526 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15527 Nathan Sidwell <nathan@codesourcery.com>
15529 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15531 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15532 (rs6000_isel): Likewise.
15533 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15534 (rs6000_isel): New variable.
15535 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15537 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15540 * c-common.c (handle_vector_size_attribute): Call
15541 lang_hooks.types.reconstruct_complex_type instead of
15542 reconstruct_complex_type.
15543 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15544 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15545 * langhooks.h (struct lang_hooks_for_types): Add
15546 reconstruct_complex_type hook.
15547 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15548 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15550 2008-04-24 Richard Guenther <rguenther@suse.de>
15552 * c-common.h (check_builtin_function_arguments): Declare.
15553 * c-common.c (validate_nargs): New function.
15554 (check_builtin_function_arguments): Likewise.
15555 * c-typeck.c (build_function_call): Call
15556 check_builtin_function_arguments.
15557 * builtins.c (fold_builtin_classify): Remove error reporting code.
15558 (fold_builtin_unordered_cmp): Likewise.
15559 (fold_builtin_1): Likewise.
15560 (fold_builtin_n): Likewise.
15562 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15564 PR tree-optimization/36008
15565 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15566 the original op1, rather than delta by step.
15568 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15569 Sebastian Pop <sebastian.pop@amd.com>
15571 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15572 eliminate_local_variables_stmt, eliminate_local_variables,
15573 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15574 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15575 of code delimited by two edges in the CFG.
15576 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15577 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15578 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15579 the case of parallelisation of reductions.
15580 (expr_invariant_in_region_p): New.
15582 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15583 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15585 2008-04-24 Ira Rosen <irar@il.ibm.com>
15586 Richard Guenther <rguenther@suse.de>
15588 PR tree-optimization/36034
15589 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15590 incapable of dealing with loads with gaps.
15592 2008-04-24 Rafael Espíndola <espindola@google.com>
15594 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15595 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15596 vrp_evaluate_conditional.
15597 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15598 (vrp_evaluate_conditional): Split the cond argument.
15599 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15600 (simplify_stmt_for_jump_threading): Update call to
15601 vrp_evaluate_conditional.
15603 2008-04-24 Ira Rosen <irar@il.ibm.com>
15605 PR tree-optimization/35982
15606 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15607 interleaved data-refs are of the same type.
15609 2008-04-24 Danny Smith <dannysmith@users.net>
15611 * c-format.c (check_format_info_main): Use strncmp rather than a
15612 magic prefix to handle multichar length specs.
15613 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15614 Don't prefix "I64" and "I32" with '\0'.
15616 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15619 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15620 in registers for -m32 only if stdarg_p (fntype).
15622 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15624 PR rtl-optimization/36006
15625 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15626 temp to op0 in order to avoid invalid rtx sharing.
15628 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15630 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15631 check TREE_INVARIANT.
15632 * tree-gimple.c (is_gimple_address): New.
15633 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15634 * tree-gimple.h (is_gimple_address): New.
15635 * tree.h (decl_address_invariant_p): New.
15636 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15637 (build_string): Likewise.
15638 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15639 (tree_invariant_p_1): Likewise.
15640 (save_expr): Use it.
15641 (tree_invariant_p): New.
15642 (skip_simple_arithmetic): Use it.
15643 (stabilize_reference_1): Use it.
15644 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15646 (build1_stat): Drop code to compute TREE_INVARIANT.
15647 (build2_stat): Drop code to compute TREE_INVARIANT.
15648 (build3_stat): Drop code to compute TREE_INVARIANT.
15649 (build4_stat): Drop code to compute TREE_INVARIANT.
15650 (build5_stat): Drop code to compute TREE_INVARIANT.
15651 (build7_stat): Drop code to compute TREE_INVARIANT.
15652 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15653 * tree.h (struct tree_base): Remove invariant_flag.
15654 (TREE_INVARIANT): Remove.
15655 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15656 (fold_builtin_expect): Check TREE_CONSTANT.
15657 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15658 * c-tree.h (c_expr_to_decl): Drop third parameter.
15659 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15660 (build_c_cast): Don't set TREE_INVARIANT.
15661 (pop_init_level): Don't set TREE_INVARIANT.
15662 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15663 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15665 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15666 (gimplify_addr_expr): Adjust comment.
15667 * tree-mudflap.c (mf_build_string):
15668 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15669 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15670 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15671 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15672 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15673 * langhooks.h (struct lang_hooks): Drop third parameter from
15676 2008-04-23 Richard Guenther <rguenther@suse.de>
15678 PR tree-optimization/27799
15679 PR tree-optimization/32921
15680 PR tree-optimization/32624
15681 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15682 SMTs aliases and the tag itself into the solution.
15683 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15684 merge the points-to solution back into the SMT aliases.
15685 (may_alias_p): Use alias_set_subset_of instead of
15686 aliases_conflict_p. A pointer which points to
15687 memory with alias set zero may access any variable.
15689 2008-04-23 Richard Guenther <rguenther@suse.de>
15691 * alias.c (alias_set_subset_of): Correctly handle asking
15692 if zero is a subset of an alias set with zero child.
15693 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15694 (compute_flow_insensitive_aliasing): Correctly walk all
15695 pointers. Do not unnecessarily union sets.
15697 2008-04-23 Richard Guenther <rguenther@suse.de>
15699 PR middle-end/36021
15700 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15702 2008-04-22 Tomas Bily <tbily@suse.cz>
15704 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15706 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15708 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15709 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15710 * tree-inline.c (estimate_num_insns_1): Likewise.
15711 * varasm.c (const_hash_1, compare_constant, copy_constant)
15712 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15713 * emit-rtl.c (component_ref_for_mem_expr)
15714 (set_mem_attributes_minus_bitpos): Likewise.
15715 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15716 (is_aligning_offset): Likewise.
15717 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15718 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15719 * dojump.c (do_jump): Likewise.
15720 * builtins.c (get_pointer_alignment, get_memory_rtx)
15721 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15722 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15724 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15726 PR rtl-optimization/36017
15727 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15728 expanding the library call.
15730 2008-04-22 Ian Lance Taylor <iant@google.com>
15732 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15733 than size_in_bytes.
15735 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15737 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15738 of LR/CTR moves for Power6.
15740 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15742 PR middle-end/36003
15743 * passes.c (init_optimization_passes): Remove
15744 pass_fast_rtl_byte_dce.
15746 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15749 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15750 builtin functions to generate faster code.
15751 (_mm_cvtpu16_ps): Ditto.
15752 (_mm_cvtpi32x2_ps): Ditto.
15754 2008-04-22 Nick Clifton <nickc@redhat.com>
15756 * common.opt (ftree-loop-distribution): Add Optimization
15759 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15760 (frv_expand_builtin_va_start): Likewise.
15762 * config/arm/arm.c (thumb_find_work_register): Fix location of
15763 argument register count.
15765 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15767 Support scheduling for ColdFire V1 and V3 microarchitecture.
15768 Improve scheduling of multiplication instructions.
15770 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15771 (mac): New instruction attribute.
15772 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15773 (m68k_sched_mac): New variable.
15774 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15775 Handle cfv1 and cfv3.
15776 (max_insn_size): New static variable.
15777 (struct _sched_ib): New type.
15778 (sched_ib): New static variable.
15779 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15780 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15781 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15783 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15784 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15785 new variables. Update.
15786 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15787 Add modeling of cfv3 instruction buffer. Update.
15788 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15789 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15790 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15791 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15792 a particular reservation applies to.
15793 (type2): Reorganize attribute values. Rename alu to alu_reg,
15794 alu_l to alu, move_l to omove. Join move to alu. Split mul
15795 to mul_l and mul_w.
15796 (cf_ib_*): Simplify description of instruction buffer.
15797 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15798 (cf_mem): Split into cf_mem1 and cf_mem2.
15799 (cf_v2_move_??): Rename to cfv12_alu_??.
15800 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15801 (cf_v2_mul_??): Remove reservations.
15802 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15803 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15804 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15806 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15807 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15808 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15809 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15810 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15811 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15812 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15813 expansions of the above reservations for instructions of sizes
15816 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15818 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15820 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15822 * coverage.c: Include tree-pass.h.
15823 (coverage_counter_alloc): Print da_file_name to the dump file.
15825 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15827 * sbitmap.c (sbitmap_range_empty_p): New function.
15828 * sbitmap.h (sbitmap_range_empty_p): New function.
15829 * bitmap.h: Now includes obstack.h.
15831 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15832 Kenneth Zadeck <zadeck@naturalbridge.com>
15834 * dbgcnt.def (ra_byte_scan): Added.
15835 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15836 when the last hit happens for a counter.
15837 * timevar.def (TV_DF_BYTE_LR): New variable.
15838 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15839 * passes.c (pass_fast_rtl_byte_dce): New pass.
15840 * fwprop.c (update_df): Added mode to call df_ref_create.
15841 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15842 DF_REF_EXTRACT_OFFSET.
15843 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15844 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15846 (df_ref_extract): Added mode field.
15847 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15848 DF_REF_EXTRACT_OFFSET.
15849 (DF_REF_EXTRACT_MODE): New macro.
15850 (df_byte_lr_bb_info): New structure.
15851 (df_print_byte_regset, df_compute_accessed_bytes,
15852 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15853 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15854 df_byte_lr_simulate_uses,
15855 df_byte_lr_simulate_artificial_refs_at_top,
15856 df_byte_lr_simulate_artificial_refs_at_end,
15857 df_compute_accessed_bytes): New function.
15858 (df_ref_create): Add parameter.
15859 (df_byte_lr_get_bb_info): New inline function.
15860 * df-scan.c (df_ref_record, df_uses_record,
15861 df_ref_create_structure): Added mode parameter.
15862 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15863 df_defs_record, df_uses_record, df_get_conditional_uses,
15864 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15865 df_entry_block_defs_collect, df_exit_block_uses_collect):
15866 Added mode parameter to calls to df_ref_record, df_uses_record,
15867 df_ref_create_structure.
15868 (df_ref_equal_p, df_ref_compare): Added test for modes.
15869 (df_ref_create_structure): Added code to set mode. Renamed
15870 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15871 DF_REF_EXTRACT_OFFSET.
15872 * df-core.c (df_print_byte_regset): New function.
15873 * df-byte-scan.c: New file.
15874 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15875 calls to BITMAP_FREE.
15876 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15877 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15878 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15879 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15880 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15881 df_byte_lr_local_compute, df_byte_lr_init,
15882 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15883 df_byte_lr_transfer_function, df_byte_lr_free,
15884 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15885 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15886 df_byte_lr_simulate_uses,
15887 df_byte_lr_simulate_artificial_refs_at_top,
15888 df_byte_lr_simulate_artificial_refs_at_end): New function.
15889 * dce.c (byte_dce_process_block): New function.
15890 (dce_process_block): au is now passed in rather than computed
15891 locally. Changed loops that look at artificial defs to not look
15892 for conditional or partial ones, because there never are any.
15893 (fast_dce): Now is able to drive byte_dce_process_block or
15894 dce_process_block depending on the kind of dce being done.
15895 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15896 (rest_of_handle_fast_byte_dce): New function.
15897 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15898 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15900 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15903 * gcc.h: Added fortran options that take arguments to
15904 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15907 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15909 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15910 scalarization if on the LHS and not a full access.
15912 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15914 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15916 2008-04-18 Rafael Espíndola <espindola@google.com>
15918 * tree-vrp.c (find_case_label_index): Fix the binary search.
15919 (find_case_label_range): New.
15920 (vrp_visit_switch_stmt): Use find_case_label_range.
15921 (simplify_switch_using_ranges): Use find_case_label_range.
15923 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15925 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15926 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15928 2008-04-18 Tom Tromey <tromey@redhat.com>
15931 * doc/cpp.texi (Implementation-defined behavior): Mention
15934 2008-04-18 Ian Lance Taylor <iant@google.com>
15936 * fold-const.c (pointer_may_wrap_p): New static function.
15937 (fold_comparison): Add another test for pointer overflow. Use
15938 pointer_may_wrap_p to disable some false positives.
15940 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15942 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15943 (fname_as_string): Match updated cpp_interpret_string prototype.
15944 (fix_string_type): Support char16_t* and char32_t*.
15945 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15946 derivative) nodes. Register as builtin if C++0x.
15947 (c_parse_error): Support CPP_CHAR{16,32}.
15948 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15949 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15950 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15951 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15952 CTI_CHAR32_ARRAY_TYPE>: New elements.
15953 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15954 char32_type_node, signed_char32_type_node, char16_array_type_node,
15955 char32_array_type_node): New defines.
15956 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15957 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15958 (lex_string): Support CPP_STRING{16,32}, match updated
15959 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15960 (lex_charconst): Support CPP_CHAR{16,32}.
15961 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15962 and CPP_STRING{16,32}.
15964 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15967 * aclocal.m4: Regenerate.
15968 * configure: Regenerate.
15970 2008-04-18 Jan Hubicka <jh@suse.cz>
15972 * except.c (dw2_size_of_call_site_table,
15973 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15975 * cgraphbuild.c (build_cgraph_edges): Update.
15976 * tree-pass.h: Update comment.
15977 * final.c (leaf_function_p): Update.
15978 (leaf_renumber_regs): Update.
15979 (rest_of_clean_state): Update.
15980 * omp-low.c (expand_omp_parallel): Update.
15981 * ipa-reference.c (analyze_function): Update.
15982 * reorg.c (find_end_label): Update.
15983 (optimize_skip): Update.
15984 (fill_simple_delay_slots): Update.
15985 (fill_simple_delay_slots): Update.
15986 (make_return_insns): Update.
15987 (dbr_schedule): Update.
15988 * gimple-low.c (record_vars_into): Update.
15989 * cfgbuild.c (make_edges): Update.
15990 * function.c (assign_stack_local): Update.
15991 (assign_parm_adjust_stack_rtl): Update.
15992 (locate_and_pad_parm): Update.
15993 (allocate_struct_function): Do not initialize stack_alignment_needed
15994 and preferred_stack_boundary here.
15995 (stack_protect_prologue): Update.
15996 (stack_protect_epilogue): Update.
15997 (expand_function_start): Initialize stack_alignment_needed,
15998 preferred_stack_boundary and max_jumptable_ents.
15999 (expand_function_end): Update.
16000 (free_after_compilation): Do not NULLify epilogue_delay_list.
16001 * function.h (struct rtl_data): Add stack_protect_guard,
16002 stack_alignment_needed,
16003 preferred_stack_boundary, epilogue_delay_list.
16004 (struct function): Remove value_histograms, stack_alignment_needed,
16005 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
16007 unexpanded_var_list, stack_protect_guard.
16008 (current_function_epilogue_delay_list): Remove.
16009 * ipa-type-escape.c (analyze_function): Update.
16010 * gimplify.c (pop_gimplify_context): Update comment.
16011 * calls.c (expand_call): Update.
16012 (emit_library_call_value_1): Update.
16013 * except.c (set_nothrow_function_flags): Update.
16014 * cfgexpand.c (get_decl_align_unit): Update.
16015 (create_stack_guard): Update.
16016 (estimated_stack_frame_size): Update.
16017 (expand_used_vars): Update.
16018 (tree_expand_cfg): Free histogram earliers, init expansion variables.
16019 * explow.c (allocate_dynamic_stack_space): Update.
16020 * tree-ssa-live.c (remove_unused_locals): Update.
16021 * varasm.c (mark_constant_pool): Update.
16022 * tree-inline.c (remap_decls): Update.
16023 (initialize_cfun): Update.
16024 (declare_return_variable): Update.
16025 (inline_forbidden_p): Update.
16026 (expand_call_inline): Update.
16027 (declare_inline_vars): Update.
16028 (tree_function_versioning): Update.
16029 * tree-flow.h (value_histograms): New.
16030 (VALUE_HISTOGRAMS): New macro.
16031 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
16033 * tree-cfg.c (set_bb_for_stmt): Update.
16034 (replace_by_duplicate_decl): Update.
16035 (move_block_to_fn): Update.
16036 (new_label_mapper): Update.
16037 (dump_function_to_file): Update.
16038 * ipa-struct-reorg.c (build_data_structure): Update.
16039 * cfgrtl.c (print_rtl_with_bb): Update.
16040 * reload1.c (reload): Update.
16042 * config/i386/i386.c (setup_incoming_varargs_64,
16043 ix86_compute_frame_layout): Update.
16044 * config/arc/arc.c (arc_output_function_epilogue): Update.
16046 2008-04-18 Marius Strobl <marius@FreeBSD.org>
16048 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
16049 for FreeBSD as well.
16050 * gthr-posix95.h: Likewise.
16052 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
16054 PR rtl-optimization/35838
16055 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
16056 out the byte offset of the first subreg.
16058 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
16060 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
16061 to split_ti instead of three separate calls with single member arrays.
16062 (subti3 splitter): Ditto.
16063 (adddi3 splitter): Ditto with split_di.
16064 (subdi3 splitter): Ditto.
16065 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
16066 two separate calls with single member arrays. Swap match_dup
16067 operands 1 and 2 to better fit into the array.
16068 (negdi2 splitter): Ditto with split_di.
16069 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
16070 two separate calls with single member arrays. Swap match_dup operands
16071 6 and 7 to better fit into the array.
16073 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
16075 * config/i386/i386.c (sse_builtin_type): New.
16076 (bdesc_sse_args): Likewise.
16077 (bdesc_sse_3arg): Removed.
16078 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16079 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
16080 IX86_BUILTIN_ROUNDPS.
16081 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
16082 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
16083 IX86_BUILTIN_ROUNDPS.
16084 (ix86_expand_sse_4_operands_builtin): Removed.
16085 (ix86_expand_sse_operands_builtin): New.
16086 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
16087 and CODE_FOR_sse4_1_roundps.
16088 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16089 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
16091 2008-04-17 Alan Modra <amodra@bigpond.net.au>
16094 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
16095 regs before frame pop when needed. If use_backchain_to_restore_sp
16096 then load backchain into a temp reg to restore vr and vrsave. Add
16097 code to restore vr after frame pop if possible.
16099 2008-04-17 Richard Guenther <rguenther@suse.de>
16101 * tree-vn.c (expressions_equal_p): Do not check type
16102 equality or compatibility before calling operand_equal_p.
16103 * fold-const.c (operand_equal_p): Check equivalence of
16104 integer constants before bailing out due to signedness or
16105 precision differences.
16106 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
16107 spurious differences in type qualification. Ignore types
16108 for COMPONENT_REFs at all.
16110 2008-04-17 Christian Bruel <christian.bruel@st.com>
16112 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
16113 msw_skip comparison.
16115 2008-04-16 Jakub Jelinek <jakub@redhat.com>
16118 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
16121 PR tree-optimization/35899
16122 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
16123 rather than TREE_OPERAND.
16125 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
16128 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
16129 temporary registers. Change operand predicate to general_operand.
16130 (remainderxf3): Ditto.
16132 2008-04-16 Richard Guenther <rguenther@suse.de>
16134 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
16135 * tree-affine.c (aff_combination_expand): Look through some
16138 2008-04-15 Doug Kwan <dougkwan@google.com>
16140 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
16142 * tree-pretty-print.c (dump_generic_node): Ditto.
16143 * final.c (output_addr_const): Ditto.
16144 * dwarf2out.c (output_cfi): Ditto.
16145 * c-pretty-print.c (pp_c_integer_constant): Ditto.
16146 * print-rtl.c (print_rtx): Ditto.
16147 * print-tree.c (print_node_brief, print_node): Ditto.
16148 * c-common.c (match_case_to_enum_1): Ditto.
16149 * sched-vis.c (print_value): Ditto.
16150 * config/i386/i386.c (print_operand): Cast to long unsigned int
16153 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
16154 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
16155 MS Windows VirtualProtect function.
16157 2008-04-15 Jan Hubicka <jh@suse.cz>
16159 * gengtype.c (write_root): Param_is argument is OK.
16160 * expr.c (expand_expr_real_1): Update call of get_exception_*.
16161 * function.h: Include varray.h
16162 (rtl_eh): New stucture based on except.c one.
16163 (call_site_record): New forward declaration and vector type.
16164 * calls.c (emit_call_1): Do not call
16165 note_current_region_may_contain_throw.
16166 * except.c (eh_status): Remove cur_region, try_region since they are
16168 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
16169 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
16170 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
16171 Remove call_site_data_used, call_site_data_size.
16172 Turn call_site_record into vector in function.h.
16173 (note_current_region_may_contain_throw): Remove.
16174 (get_exception_pointer, get_exception_filter): Do not take struct
16175 function argument; update.
16176 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
16177 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
16178 build_post_landing_pads, dw2_build_landing_pads,
16179 sjlj_assign_call_site_values, sjlj_mark_call_sites,
16180 sjlj_emit_function_enter, sjlj_emit_function_enter,
16181 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
16182 sjlj_build_landing_pads, finish_eh_generation,
16183 remove_exception_handler_label, remove_eh_handler,
16184 maybe_remove_eh_handler, add_reachable_handler,
16185 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
16186 add_action_record, collect_one_action_chain, add_call_site,
16187 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
16188 sjlj_output_call_site_table, output_function_exception_table,
16189 * except.h (note_current_region_may_contain_throw): Remove
16190 (get_exception_pointer, get_exception_filter): Do not take struct
16192 * Makefile.in (GTFILES): Put varargs before struct function.
16194 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16196 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
16197 punt for STRING_CST.
16198 (get_constraint_for): Deal with STRING_CST here instead.
16200 2008-04-15 Richard Guenther <rguenther@suse.de>
16202 * tree-ssa-propagate.c (substitute_and_fold): Substitute
16203 statements in a basic-block with a backward walk. Do not
16204 substitute into dead statements but instead remove those.
16206 2008-04-15 Richard Guenther <rguenther@suse.de>
16208 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
16209 to zero, thus disable creation of SFTs.
16211 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16213 * tree-predcom.c (suitable_reference_p): Return false if the
16214 reference can throw.
16216 2008-04-15 Jakub Jelinek <jakub@redhat.com>
16219 * c-decl.c (finish_decl): If extern or static var has variable
16220 size, set TREE_TYPE (decl) to error_mark_node.
16222 2008-04-15 Rafael Espíndola <espindola@google.com>
16224 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
16227 2008-04-15 Richard Guenther <rguenther@suse.de>
16229 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
16230 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
16231 (visit_reference_op_load): Do walk vuse-vdef chains on
16232 vn_reference_lookup.
16233 (visit_reference_op_store): But do not here.
16234 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
16235 vn_reference_lookup.
16236 (vn_lookup_with_vuses): But do so here.
16238 2008-04-14 Ian Lance Taylor <iant@google.com>
16240 * fold-const.c (fold_overflow_warning): Remove assertion.
16242 2008-04-15 Ben Elliston <bje@au.ibm.com>
16244 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
16245 temp1 local variables.
16247 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
16250 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
16251 ".text.unlikely" section as executable.
16253 2008-04-14 James E. Wilson <wilson@tuliptree.org>
16255 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16256 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
16257 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
16258 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
16259 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
16260 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
16261 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
16263 2008-04-14 Ian Lance Taylor <iant@google.com>
16265 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
16266 * fold-const.c (fold_comparison): If appropriate, test
16267 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
16268 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
16269 reassociating a pointer type.
16270 * doc/invoke.texi (Optimize Options): Document that
16271 -fstrict-overflow applies to pointer wraparound.
16273 2008-04-13 Jan Hubicka <jh@suse.cz>
16275 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
16277 2008-04-12 Andrew Pinski <pinskia@gmail.com>
16279 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
16280 we are going to "save the world".
16282 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
16284 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
16285 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
16286 operand 0 constraint, not "=".
16288 2008-04-11 James E. Wilson <wilson@tuliptree.org>
16290 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
16292 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16294 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
16295 of size of positions_needed * CHAR_BIT.
16297 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16299 PR middle-end/35897
16300 * dse.c (store_info): Change positions_needed to unsigned
16302 (lowpart_bitmask): New.
16303 (record_store): Cast to unsigned HOST_WIDE_INT for
16304 positions_needed. Assert width <= size of positions_needed *
16305 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
16306 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
16307 lowpart_bitmask to set mask.
16309 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16311 * config/bfin/constraints.md: New file.
16312 * config/bfin/bfin.md: Include it.
16313 (adddi3): Use satisfies_constraint functions instead of the old macros.
16314 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
16315 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
16316 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
16317 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
16318 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
16319 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
16320 EXTRA_CONSTRAINT): Delete.
16321 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
16322 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
16324 * config/bfin/bfin.c: Include "tm-constrs.h".
16325 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
16326 Use satisfies_constraint functions instead of the old macros.
16327 * doc/md.texi (Blackfin Constraints): Update file name reference.
16329 2008-04-11 Richard Guenther <rguenther@suse.de>
16331 PR tree-optimization/35869
16332 * tree-vrp.c (execute_vrp): Move switch statement update after
16333 jump threading. Schedule another cfg cleanup run.
16335 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
16338 * attribs.c (decl_attributes): Return early on errorneous node.
16340 2008-04-10 Oleg Ryjkov <olegr@google.com>
16342 * tree.h (struct tree_base): Added a new flag default_def_flag.
16343 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
16345 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
16347 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
16349 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16352 * pa.md: Define mode iterator P. Define mode attribute dwc.
16353 (dcacheflush): Update pattern to use iterator P and attribute dwc.
16354 (icacheflush): Likewise.
16355 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
16356 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
16358 2008-04-11 Ben Elliston <bje@au.ibm.com>
16360 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
16362 2008-04-10 Rafael Espíndola <espindola@google.com>
16364 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
16365 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
16366 (extract_range_from_expr): The same.
16368 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16370 * config/mips/mips.md (GPR2): New mode iterator.
16371 (seq): Add comment.
16372 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
16373 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
16374 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
16375 Rewrite these to take two modes, the mode of comparison and the
16376 mode of the destination.
16377 * config/mips/mips.c (mips_expand_scc): Instead of having
16378 paradoxical subreg as destination, expand "narrowing" scc if mode
16379 of comparison is SI and target is requested in DI mode.
16380 (mips_emit_int_order_test): Update comment. Make mode of
16381 comparison match CMP0 rather than TARGET. When creating inverse
16382 target use mode of TARGET.
16384 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16386 * gcov-dump.c (tag_summary): Only print summaries for the first
16387 GCOV_COUNTERS_SUMMABLE counters.
16389 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
16391 * config/i386/i386.md (absneg): New code iterator.
16392 (absnegprefix): New code attribute.
16393 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
16394 patterns using absneg code iterator.
16395 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
16396 using absneg code iterator.
16397 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
16398 *neg<mode>2 patterns using absneg code iterator.
16399 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16400 *negextendsfdf2 patterns using absneg code iterator.
16401 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
16402 *negextendsfxf2 patterns using absneg code iterator.
16403 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16404 *negextendsfdf2 patterns using absneg code iterator.
16405 * config/i386/sse.md (<code><mode>2): Macroize expander from
16406 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
16408 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
16410 * config/s390/s390.h: Remove the remains of the recent search
16411 & replace action of current_function_outgoing_args_size.
16413 2008-04-10 Ira Rosen <irar@il.ibm.com>
16415 PR tree-optimization/35821
16416 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
16417 NEW_STMT_LIST is not NULL.
16419 2008-04-09 David Edelsohn <edelsohn@gnu.org>
16422 * toplev.c (process_options): Remove -ffunction-sections debugging
16425 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
16427 PR middle-end/PR28690
16428 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
16429 than gen_rtx_fmt_ee to perform more canonicalizations.
16431 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16434 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
16436 2008-04-09 Richard Guenther <rguenther@suse.de>
16438 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
16439 (dump_function_to_file): Dump function arguments with types.
16441 2008-04-08 Richard Guenther <rguenther@suse.de>
16443 * fold-const.c (fold_widened_comparison): Do not allow
16444 sign-changes that change the result.
16446 2008-04-08 Janis Johnson <janis187@us.ibm.com>
16449 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
16450 kinds of indirect references.
16452 2008-04-08 David Edelsohn <edelsohn@gnu.org>
16454 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
16455 GNU Fortran language string.
16457 2008-04-08 Rafael Espíndola <espindola@google.com>
16459 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
16460 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16461 * tree.h (tree_call_nonnegative_warnv_p): New.
16463 2008-04-08 Jan Hubicka <jh@suse.cz>
16465 * function.c (free_after_compilation): Clear out regno_reg_rtx
16468 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
16471 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16473 PR middle-end/PR28690
16474 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
16475 same precedence as REG_POINTER and MEM_POINTER operands.
16477 2008-04-08 Richard Guenther <rguenther@suse.de>
16479 PR middle-end/35834
16480 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16481 for adding index to base.
16483 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16485 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16486 (MINGW_ENABLE_EXECUTE_STACK): New.
16487 (IN_LIBGCC2): For libgcc include windows.h file for
16488 function declarations.
16490 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16492 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16493 and tem2 if tem1 is not a REG or MULT.
16495 2008-04-08 Jan Hubicka <jh@suse.cz>
16497 * function.h (incomming_args): Break out of struct function.
16498 (function_subsections): Break out of struct function.
16499 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16500 return_rtx and hard_reg_initial_vals from struct function.
16501 Kill inl_max_label_num.
16502 (current_function_pops_args, current_function_args_info,
16503 current_function_args_size, current_function_args_size,
16504 current_function_pretend_args_size,
16505 current_function_outgoing_args_size,
16506 current_function_internal_arg_pointer, current_function_return_rtx):
16507 Kill compatibility accestor macros.
16508 * builtins.c (expand_builtin_apply_args_1): Update.
16509 (expand_builtin_next_arg): Update.
16510 * df-scan.c (df_get_call_refs): Update.
16511 * dbxout.c (dbxout_function_end): Update.
16512 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16513 (output_line_info): Update.
16514 (secname_for_decl): Update.
16515 (dwarf2out_var_location): Update.
16516 * function.c (free_after_compilation): Update.
16517 (assign_parm_find_stack_rtl): Update.
16518 (assign_parms): Update.
16519 (expand_dummy_function_end): Update.
16520 (expand_function_end): Update.
16521 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16522 (expand_call): Update.
16523 (emit_library_call_value_1): Update.
16524 (store_one_arg): Update.
16525 * varasm.c (initialize_cold_section_name): Update.
16526 (unlikely_text_section): Update.
16527 (unlikely_text_section_p): Update.
16528 (assemble_start_function): Update.
16529 (assemble_end_function): Update.
16530 (default_section_type_flags): Update.
16531 (switch_to_section): Update.
16532 * integrate.c (set_decl_abstract_flags): Update.
16533 (get_hard_reg_initial_val): Update.
16534 (has_hard_reg_initial_val): Update.
16535 (allocate_initial_values): Update.
16536 * resource.c (init_resource_info): Update.
16537 * config/alpha/alpha.c (NUM_ARGS): Update.
16538 (direct_return): Update.
16539 (alpha_va_start): Update.
16540 (alpha_sa_size): Update.
16541 (alpha_initial_elimination_offset): Update.
16542 (alpha_expand_prologue): Update.
16543 (alpha_start_function): Update.
16544 (alpha_expand_epilogue): Update.
16545 (unicosmk_initial_elimination_offset):
16546 * config/alpha/alpha.md (call expander): Update.
16547 * config/s390/s390.c (s390_register_info): Update.
16548 (s390_register_info): Update.
16549 (s390_frame_info): Update.
16550 (s390_initial_elimination_offset): Update.
16551 (s390_build_builtin_va_list): Update.
16552 (s390_va_start): Update.
16553 * config/spu/spu.c (direct_return): Update.
16554 (spu_expand_prologue): Update.
16555 (spu_initial_elimination_offset): Update.
16556 (spu_build_builtin_va_list): Update.
16557 (spu_va_start): Update.
16558 * config/sparc/sparc.c (sparc_init_modes): Update.
16559 (sparc_compute_frame_size): Update.
16560 (function_value): Update.
16561 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16562 * config/i386/i386.md (return expander): Update.
16563 * config/i386/i386.c (ix86_va_start): Update.
16564 (ix86_can_use_return_insn_p): Update.
16565 (ix86_compute_frame_layout): Update.
16566 (ix86_expand_epilogue): Update.
16567 * config/sh/sh.c (output_stack_adjust): Update.
16568 (calc_live_regs): Update.
16569 (sh_expand_prologue): Update.
16570 (sh_builtin_saveregs): Update.
16571 (sh_va_start): Update.
16572 (initial_elimination_offset): Update.
16573 (sh_allocate_initial_value): Update.
16574 (sh_function_ok_for_sibcall): Update.
16575 (sh_get_pr_initial_val): Update.
16576 * config/sh/sh.md (return expander): Update.
16577 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16578 * config/crx/crx.c (crx_compute_frame): UPdate.
16579 (crx_initial_elimination_offset): UPdate.
16580 * config/xtensa/xtensa.c (compute_frame_size): Update
16581 (xtensa_builtin_saveregs): Update.
16582 (xtensa_va_start): Update.
16583 (order_regs_for_local_alloc): Update.
16584 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16585 (xstormy16_expand_builtin_va_start): Update.
16586 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16587 * config/m68hc11/m68hc11.md (return expanders): Update.
16588 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16589 (expand_epilogue): Update.
16590 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16591 (cris_simple_epilogue): Update.
16592 (cris_expand_prologue): Update.
16593 (cris_expand_epilogue): Update.
16594 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16595 (compute_frame_size): Update.
16596 * config/mt/mt.c (mt_compute_frame_size): Update.
16597 * config/mn10300/mn10300.c (expand_prologue): Update.
16598 (expand_epilogue): Update.
16599 (initial_offset): Update.
16600 (mn10300_builtin_saveregs):
16601 * config/mn10300/mn10300.md (return expander): Update.
16602 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16603 (ia64_initial_elimination_offset): Update.
16604 (ia64_initial_elimination_offset): Update.
16605 (ia64_expand_prologue): Update.
16606 * config/m68k/m68k.md (return expander): Update.
16607 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16608 (rs6000_stack_info): Update.
16609 * config/mcore/mcore.c (layout_mcore_frame): Update.
16610 (mcore_expand_prolog): Update.
16611 * config/arc/arc.c (arc_compute_frame_size): Update.
16612 * config/score/score3.c (score3_compute_frame_size): Update.
16613 * config/score/score7.c (score7_compute_frame_size): Update.
16614 * config/arm/arm.c (use_return_insn): Update.
16615 (thumb_find_work_register): Update.
16616 (arm_compute_save_reg_mask): Update.
16617 (arm_output_function_prologue): Update.
16618 (arm_output_epilogue): Update.
16619 (arm_size_return_regs): Update.
16620 (arm_get_frame_offsets): Update.
16621 (arm_expand_prologue): Update.
16622 (thumb_exit): Update.
16623 (thumb_unexpanded_epilogue): Update.
16624 (thumb1_output_function_prologue): Update.
16625 * config/pa/pa.md (return expander): Update.
16626 * config/pa/pa.c (compute_frame_size): Update.
16627 (hppa_builtin_saveregs): Update.
16628 * config/mips/mips.c (mips_va_start): Update.
16629 (mips16_build_function_stub): Update.
16630 (mips_compute_frame_info): Update.
16631 (mips_restore_gp): Update.
16632 (mips_output_function_prologue): Update.
16633 (mips_expand_prologue): Update.
16634 * config/v850/v850.c (compute_frame_size): Update.
16635 (expand_prologue): * config/mmix/mmix.c (along): update.
16636 (mmix_initial_elimination_offset): update.
16637 (mmix_reorg): update.
16638 (mmix_use_simple_return): update.
16639 (mmix_expand_prologue): update.
16640 (mmix_expand_epilogue): Update.
16641 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16642 (emit_link_insn): Update.
16644 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16646 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16647 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16649 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16652 2008-04-07 Jan Hubicka <jh@suse.cz>
16654 * function.h (rtl): Rename to x_rtl.
16655 (crtl): New define.
16656 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16657 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16658 used_temp_slots avail_temp_slots, temp_slot_level,
16659 nonlocal_goto_handler_labels): Update accesstors.
16660 (rtl): New global variable.
16661 (struct function): Move some fileds to rtl_data.
16662 (get_arg_pointer_save_area): Update prototype.
16663 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16664 get_arg_pointer_save_area.
16665 * expr.c (init_expr): Update
16666 * function.c (get_frame_size): Update
16667 (assign_stack_local): Update
16668 (expand_function_end): Update.
16669 (get_art_pointer_save_area): Update
16671 * emit-rtl.c (rtl): Declare.
16672 (regno_reg_rtx): Declare.
16673 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16675 (gen_reg_rtx): Update.
16676 * varasm.c (n_deferred_constatns): Update accestor.
16677 (init_varasm_status): Do not allocate varasm_status.
16678 (force_const_mem, get_pool_size, output_constant_pool): Update.
16679 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16680 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16681 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16682 * sparc/sparc.h (INIT_EXPANDERS): Update.
16683 * ia64/ia64.h (INIT_EXPANDERS): Update.
16685 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16687 * reload.c (push_secondary_reload): Add missing break to for loop.
16689 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16691 PR middle-end/PR28690
16692 * rtlanal.c: Update copyright years.
16693 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16694 as REG_POINTER and MEM_POINTER operands.
16695 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16696 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16697 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16698 * gcse.c: Update copyright years.
16699 (pre_delete): Call gen_reg_rtx_and_attrs.
16700 (hoist_code): Likewise.
16701 (build_store_vectors): Likewise.
16702 (delete_store): Likewise.
16703 * loop-invariant.c (move_invariant_reg): Likewise.
16704 Update copyright years.
16706 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16708 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16709 control string instead of quoted.
16711 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16713 * doc/rtl.texi: Rewrite of subreg section.
16715 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16718 * config/i386/i386.c (legitimize_pic_address): Add treating
16719 of dllimport SYM_REF's.
16720 (legitimize_dllimport_symbol): Add prototype.
16722 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16724 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16725 reference in constructor with non self-referential type.
16727 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16729 Removal of Return with Depressed Stack Pointer support
16730 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16731 (ECF_SP_DEPRESSED): Likewise.
16732 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16733 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16734 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16735 (expand_call): Do not test ECF_SP_DEPRESSED.
16736 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16737 * function.c (keep_stack_depressed): Delete.
16738 (handle_epilogue_set): Likewise.
16739 (update_epilogue_consts): Likewise.
16740 (emit_equiv_load): Likewise.
16741 (thread_prologue_and_epilogue_insns): Remove support for Return with
16742 Depressed Stack Pointer.
16743 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16745 2008-04-06 Richard Guenther <rguenther@suse.de>
16747 PR tree-optimization/35400
16748 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16749 information from SSA_NAMEs.
16751 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16753 * config/avr/avr.h (avr_mega_p): Remove declaration.
16754 (AVR_MEGA): Remove macro.
16755 * config/avr/avr.c (avr_mega_p): Remove variable.
16756 (avr_override_options): Remove inicializion of avr_mega_p.
16757 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16758 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16759 (avr_jump_mode): (Ditto.).
16760 (avr_output_progmem_section_asm_op): (Ditto.).
16761 (avr_asm_init_sections): (Ditto.).
16762 (avr_asm_init_sections): (Ditto.).
16763 (avr_rtx_costs): (Ditto.).
16764 * config/avr/avr.md: (Ditto.).
16765 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16768 2008-04-06 Richard Guenther <rguenther@suse.de>
16770 PR tree-optimization/35842
16771 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16772 is_gimple_invariant_address.
16774 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16776 * gcc.c (default_compilers): Sync Fortran extensions list with
16777 that in fortran/lang-specs.h.
16778 * doc/invoke.texi: Likewise.
16779 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16780 * dwarf2out.c (gen_compile_unit_die): Likewise.
16782 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16784 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16786 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16789 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16790 attribute is used for nested functions.
16792 2008-04-05 Jan Hubicka <jh@suse.cz>
16794 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16796 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16798 (dump_files): Update.
16799 (enable_rtl_dump_file): Do not accept letter argument.
16800 * tree-pass.h (dump_file_info): Remove letter argument.
16801 * toplev.c (decode_d_option): Update -da handling.
16802 * toplev.h (enable_rtl_dump_file): Update prototype.
16803 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16804 it out based on pass type.
16805 (register_dump_files_1): Likewise.
16806 (init_optimization_passes): Update register_one_dump_file calls.
16807 (execute_one_pass): Sanity check that IPA passes are called at IPA
16808 level and RTL passes at RTL level.
16809 (execute_pass_list): IPA pass can not be after or subpass of
16811 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16812 disallov RTL subpasses of IPA subpasses.
16814 2008-04-05 Ben Elliston <bje@au.ibm.com>
16816 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16817 builtins that return exactly once and do not throw. Cache call to
16820 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16822 PR rtl-optimization/34916
16823 PR middle-end/35519
16824 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16825 between instruction pairs.
16827 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16829 * doc/invoke.texi: Document -mbitops for SH.
16830 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16831 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16832 * config/sh/sh.c (print_operand): Add %t operand code.
16833 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16834 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16835 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16836 (extendqihi2): Likewise.
16837 (movqi_i): Likewise.
16838 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16839 (extv): Use bld instruction for SH2A if possible.
16841 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16842 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16843 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16844 (bset.b, bclr.b): Define peepholes.
16845 * config/sh/sh.opt (mbitops): New option.
16847 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16850 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16851 and view convert expression.
16853 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16856 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16858 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16860 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16862 * config/i386/cpuid.h (bit_AES): New.
16863 (bit_PCLMUL): Likewise.
16865 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16866 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16867 SSE2 if AES or PCLMUL is enabled.
16868 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16869 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16870 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16871 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16872 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16873 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16874 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16875 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16876 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16877 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16878 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16879 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16880 __builtin_ia32_aeskeygenassist128 and
16881 __builtin_ia32_pclmulqdq128.
16882 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16883 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16884 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16886 * config/i386/i386.h (TARGET_AES): New.
16887 (TARGET_PCLMUL): Likewise.
16888 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16890 * config/i386/i386.md (UNSPEC_AESENC): New.
16891 (UNSPEC_AESENCLAST): Likewise.
16892 (UNSPEC_AESDEC): Likewise.
16893 (UNSPEC_AESDECLAST): Likewise.
16894 (UNSPEC_AESIMC): Likewise.
16895 (UNSPEC_AESKEYGENASSIST): Likewise.
16896 (UNSPEC_PCLMUL): Likewise.
16898 * config/i386/i386.opt (maes): New.
16899 (mpclmul): Likewise.
16901 * config/i386/sse.md (aesenc): New pattern.
16902 (aesenclast): Likewise.
16903 (aesdec): Likewise.
16904 (aesdeclast): Likewise.
16905 (aesimc): Likewise.
16906 (aeskeygenassist): Likewise.
16907 (pclmulqdq): Likewise.
16909 * config/i386/wmmintrin.h: New.
16911 * doc/extend.texi: Document AES and PCLMUL built-in function.
16913 * doc/invoke.texi: Document -maes and -mpclmul.
16915 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16917 * function.c (free_after_parsing): Replace with
16918 cxx_push_function_context from C++ front-end.
16919 (allocate_struct_function): Don't call langhook.
16920 * langhooks.h (struct lang_hooks_for_functions): Delete.
16921 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16923 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16924 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16925 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16926 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16927 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16928 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16929 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16931 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16932 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16934 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16937 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16940 2008-04-04 Richard Guenther <rguenther@suse.de>
16942 PR middle-end/35823
16943 * fold-const.c (optimize_minmax_comparison): Use the correct
16944 type for the constant in the simplified comparison.
16946 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16948 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16949 Pass L2 size as "--param l2-cache-size" to the compiler.
16950 (decode_l2_cache): New function to decode L2 cache parameters using
16951 0x8000006 extended cpuid function.
16952 (detect_caches_amd): Determine parameters of L2 cache using
16953 decode_l2_caches function.
16954 (decode_caches_intel): Decode L2 cache parameters.
16955 (detect_caches_intel): Determine L2 cache parameters using
16956 decode_caches_intel and decode_l2_caches functions.
16958 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16960 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16961 secondary input reload for subword loads from the constant pool.
16963 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16966 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16967 constants of the appropriate size for runtime calculations.
16970 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16971 decimal-float literal constant zero.
16973 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16976 * c-parser.c (c_parser_omp_atomic): Call
16977 default_function_array_conversion on the RHS.
16979 PR middle-end/35818
16980 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16981 call is_variable_sized if decl has incomplete type.
16983 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16985 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16987 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16989 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16991 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16992 (sgt<u>): Merge sgt and sgtu into new expander.
16993 (sgt, sgtu): Remove expanders.
16994 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16995 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16996 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16997 *sgtu_<mode>_mips16 into new pattern.
16998 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16999 (sge<u>): Merge sge and sgeu into new expander.
17000 (sge, sgeu): Remove expanders.
17001 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
17003 (*sge_<mode>, second *sge_<mode>): Remove patterns.
17004 (slt<u>): Merge slt and sltu into new expander.
17005 (slt, sltu): Remove expanders.
17006 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
17007 (*slt_<mode>, *sltu_<mode>): Remove patterns.
17008 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
17009 *sltu_<mode>_mips16 into new pattern.
17010 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
17011 (sle<u>): Merge sle and sleu into new expander.
17012 (sle, sleu): Remove expanders.
17013 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
17014 (*sle_<mode>, *sleu_<mode>): Remove patterns.
17015 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
17016 *sleu_<mode>_mips16 into new pattern.
17017 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
17019 2008-04-03 Jan Hubicka <jh@suse.cz>
17021 PR tree-optimization/35795
17022 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
17023 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17024 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
17025 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
17026 * score/score3.c (score3_output_mi_thunk): Likewise.
17027 * score/score7.c (score7_output_mi_thunk): Likewise.
17028 * mips/mips.c (mips_output_mi_thunk): Likewise.
17030 2008-04-03 Richard Guenther <rguenther@suse.de>
17032 * tree-vrp.c (extract_range_from_unary_expr): Handle all
17033 conversions. Simplify code.
17035 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
17037 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
17039 2008-04-03 Tom Tromey <tromey@redhat.com>
17040 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17042 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17043 * config/bfin/t-bfin-linux (generated_files): Add
17044 linux-sysroot-suffix.h.
17045 * doc/install.texi (Prerequisites): Require make 3.80.
17046 * doc/sourcebuild.texi (Front End Directory): Document new
17048 * Makefile.in (generated_files): New variable.
17049 (ALL_HOST_OBJS): New variable.
17050 ($(ALL_HOST_OBJS)): New target.
17052 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17054 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
17055 (remap_block): Call id->transform_lang_insert_block instead
17057 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
17058 Set id.transform_lang_insert_block to NULL.
17059 (clone_body): Move to cp/optimize.c
17060 * tree-inline.h (struct copy_body_data): Change
17061 transform_lang_insert_block to function pointer.
17062 (copy_generic_body, copy_decl_no_change): Export.
17063 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
17064 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
17065 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
17067 * c-tree.h (insert_block): Kill.
17068 * c-decl.c (insert_block): Kill.
17070 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17072 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17073 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17074 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
17076 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
17077 argument, call {push,pop}_function_context from here.
17078 * c-parser.c: Use c_{push,pop}_function_context.
17080 * function.c (push_function_context_to): Move meat ...
17081 (push_function_context): ... here. Simplify.
17082 * function.c (pop_function_context_from): Move meat ...
17083 (pop_function_context): ... here. Simplify.
17084 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
17086 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17087 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17088 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
17089 * tree.h (push_function_context_to, pop_function_context_from): Remove.
17091 2008-04-03 Ben Elliston <bje@au.ibm.com>
17093 * expmed.c (extract_force_align_mem_bit_field): Remove.
17095 2008-04-03 Richard Guenther <rguenther@suse.de>
17097 PR middle-end/35800
17098 * expr.h (try_casesi): Adjust prototype.
17099 * expr.c (try_casesi): Take fallback label as extra parameter.
17100 Use that for gen_casesi if default_label is NULL.
17101 * stmt.c (expand_case): Pass fallback label to try_casesi,
17102 make sure to fill gaps with a fallback label if default_label
17105 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
17108 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
17110 2008-04-03 Ben Elliston <bje@au.ibm.com>
17112 * expmed.c (extract_split_bit_field): Remove if (0) code.
17113 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
17114 (do_ds_constraint): Likewise.
17116 2008-04-02 Joseph Myers <joseph@codesourcery.com>
17118 * doc/cppopts.texi (-dU): Document.
17119 * c-common.h (flag_dump_macros): Update comment.
17120 * c-opts.c (handle_OPT_d): Handle -dU.
17121 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
17122 dump_queued_macros, cb_used_define, cb_used_undef): New.
17123 (init_pp_output): Handle -dU.
17124 (cb_line_change): Call dump_queued_macros.
17125 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
17127 2008-04-02 Anatoly Sokolov <aesok@post.ru>
17129 * config/avr/predicates.md (io_address_operand): New predicate.
17130 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
17131 * config/avr/avr.c (avr_io_address_p): Remove function.
17132 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
17133 'avr_io_address_p' function.
17134 (out_movhi_r_mr): (Ditto.).
17135 (out_movqi_mr_r): (Ditto.).
17136 (out_movhi_mr_r): (Ditto.).
17137 (avr_address_cost): (Ditto.).
17139 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
17141 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
17142 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
17143 in 32bit mode when XMM registers are available to avoid store
17145 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
17146 corresponding post-reload splitters.
17148 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17150 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
17151 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
17152 __builtin_ia32_roundss.
17153 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
17154 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
17155 __builtin_ia32_roundss.
17156 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
17157 IX86_BUILTIN_SHUFPD here.
17159 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17161 * config/i386/i386.md (plogic): New.
17162 (plogicprefix): Likewise.
17164 * config/i386/mmx.md (mmx_<code><mode>3): New.
17165 (mmx_and<mode>3): Removed.
17166 (mmx_ior<mode>3): Likewise.
17167 (mmx_xor<mode>3): Likewise.
17169 * config/i386/sse.md (<code><mode>3): New.
17170 (*<code><mode>3): Likewise.
17171 (*<code><mode>3): Likewise.
17172 (<code><mode>3): Likewise.
17173 (*sse_<code><mode>3): Likewise.
17174 (*sse2_<code><mode>3): Likewise.
17175 (<code>tf3): Likewise.
17176 (*<code>tf3): Likewise.
17177 (and<mode>3): Likewise.
17178 (*and<mode>3): Likewise.
17179 (ior<mode>3): Removed.
17180 (*ior<mode>3): Likewise.
17181 (xor<mode>3): Likewise.
17182 (*xor<mode>3): Likewise.
17183 (*and<mode>3): Likewise.
17184 (*ior<mode>3): Likewise.
17185 (*xor<mode>3): Likewise.
17186 (and<mode>3): Likewise.
17187 (*sse_and<mode>3): Likewise.
17188 (*sse2_and<mode>3): Likewise.
17189 (andtf3): Likewise.
17190 (*andtf3): Likewise.
17191 (ior<mode>3): Likewise.
17192 (*sse_ior<mode>3): Likewise.
17193 (*sse2_ior<mode>3): Likewise.
17194 (iortf3): Likewise.
17195 (*iortf3): Likewise.
17196 (xor<mode>3): Likewise.
17197 (*sse_xor<mode>3): Likewise.
17198 (*sse2_xor<mode>3): Likewise.
17199 (xortf3): Likewise.
17200 (*xortf3): Likewise.
17202 2008-04-02 Richard Guenther <rguenther@suse.de>
17204 PR tree-optimization/14495
17205 PR tree-optimization/34793
17206 * tree-vrp.c (struct switch_update): New structure.
17207 (to_remove_edges, to_update_switch_stmts): New VECs.
17208 (simplify_switch_using_ranges): New function. Remove not taken
17209 case labels and edges.
17210 (simplify_stmt_using_ranges): Call it.
17211 (identify_jump_threads): Mark edges we have queued for removal
17212 so we don't thread them.
17213 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
17215 * tree-cfg.c (group_case_labels): Deal with missing default label.
17216 (tree_verify_flow_info): Allow missing default label.
17217 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
17218 (emit_case_nodes): Likewise.
17219 (expand_case): Do not rely on the default label to be present.
17220 * expr.c (try_casesi): Deal with NULL default_label.
17221 (do_tablejump): Likewise.
17223 2008-04-02 Richard Guenther <rguenther@suse.de>
17225 PR tree-optimization/14495
17226 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
17227 SWITCH_EXPR here ...
17228 (vrp_visit_switch_stmt): ... but here (new function).
17229 (find_case_label_index): New helper function.
17230 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
17232 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17234 * fwprop.c: Fix ISO-C99ism.
17236 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17239 * Makefile.in (objdir): Set it here.
17240 * configure.ac: Not here. Find dynamic linker characteristics.
17241 * exec-tool.in: Use them.
17242 * aclocal.m4: Regenerate.
17243 * configure: Regenerate.
17245 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17247 * expr.c (expand_var): Delete it.
17248 * expr.h (expand_var): Delete prototype.
17249 * function.c (expand_function_start): Use expand_decl instead.
17250 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
17253 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
17255 PR rtl-optimization/35542
17256 * fwprop.c (forward_propagate_and_simplify): Replace
17257 loc_reg_mentioned_in_p with reg_mentioned_p.
17259 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17261 PR rtl-optimization/35281
17262 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
17263 (propagate_rtx_1): Handle PR_HANDLE_MEM.
17264 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
17265 (varying_mem_p): Move above propagate_rtx.
17266 (all_uses_available_at): Do not check MEMs.
17268 2008-04-02 Rafael Espíndola <espindola@google.com>
17270 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
17271 (register_edge_assert_for_2): Split the cond argument.
17272 (register_edge_assert_for_1): Adjust for the change in
17273 register_edge_assert_for_2.
17274 (register_edge_assert_for): Split the cond argument.
17275 (find_switch_asserts): Adjust for the change in
17276 register_edge_assert_for.
17278 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
17280 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
17281 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
17282 offsets for 64-bit mingw.
17283 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
17284 abi for x86_64-pc-mingw.
17286 2008-04-02 Richard Guenther <rguenther@suse.de>
17288 * tree-vrp.c (extract_range_from_assert): Make sure to not
17289 produce range min/max with TREE_OVERFOW set.
17290 If merging a anti-range and a range keep the anti-range if
17291 the range covers all values of the type.
17292 (register_edge_assert_for_2): Only allow sign-changing
17293 conversions in detecting canonical range checks. Also
17294 register an assert for the unsigned name if useful.
17296 PR tree-optimization/35787
17297 * tree-vrp.c (vrp_val_max): New function.
17298 (vrp_val_min): Likewise.
17299 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
17300 (vrp_val_is_min): Likewise.
17301 (supports_overflow_infinity): Use vrp_val_{min,max}.
17302 (negative_overflow_infinity): Likewise.
17303 (positive_overflow_infinity): Likewise.
17304 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
17305 (is_positive_overflow_infinity): Likewise.
17306 (is_overflow_infinity): Likewise.
17307 (avoid_overflow_infinity): Use vrp_val_{min,max} and
17308 vrp_val_is_{min,max}.
17309 (set_and_canonicalize_value_range): Canonicalize anti-ranges
17310 to ranges if possible. Avoid empty ranges.
17312 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17314 PR middle-end/35705
17315 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
17316 the expression is a function address.
17318 2008-04-01 George Helffrich <george@gcc.gnu.org>
17320 PR fortran/35154, fortran/23057
17321 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
17322 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
17323 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
17324 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
17326 (dbxout_syms): Check for COMMON-based symbol and wrap in
17327 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
17328 in bracket for efficiency.
17330 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
17331 using DW_TAG_common_block + member offset.
17332 (add_pubname_string): New function.
17333 (dw_expand_expr): New function to find block name and offset for
17335 (common_check): New function to check whether symbol in Fortran COMMON.
17336 (gen_variable_die): If COMMON, use DW_TAG_common_block.
17338 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
17341 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
17343 2008-04-02 Ben Elliston <bje@au.ibm.com>
17345 * config/v850/v850.md (casesi): Remove if (0) code.
17346 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17347 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
17349 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
17351 * config/i386/i386.md (rex64suffix): New mode attribute.
17352 (floathi<mode>2): Disable expander for SSE math.
17353 (*floathi<mode>2_1): New insn insn_and_split pattern.
17354 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
17355 corresponding post-reload splitters.
17356 (*floathi<mode>2_i387): New macroized insn pattern.
17357 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
17358 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
17359 insn_and_split pattern.
17360 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
17361 New macroized instruction patterns and corresponding post-reload
17363 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
17364 and corresponding post-reload splitters.
17365 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
17366 New macroized instruction patterns.
17367 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
17368 macroized instruction patterns and corresponding post-reload splitters.
17369 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
17370 corresponding post-reload splitters.
17371 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
17372 New macroized instruction patterns.
17373 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
17374 corresponding post-reload splitters.
17375 (*floatsi<mode>2_i387): New macroized instruction patterns.
17377 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
17379 * config/i386/i386.md (smaxmin): New.
17380 (umaxmin): Likewise.
17381 (maxminiprefix): Likewise.
17382 (maxminfprefix): Likewise.
17383 (<code><mode>3): Likewise.
17384 (smin<mode>3): Removed.
17385 (smax<mode>3): Likewise.
17387 * config/i386/mmx.md (mmx_<code>v2sf3): New.
17388 (mmx_<code>v4hi3): Likewise.
17389 (mmx_<code>v8qi3): Likewise.
17390 (mmx_smaxv2sf3): Removed.
17391 (mmx_sminv2sf3): Likewise.
17392 (mmx_umaxv8qi3): Likewise.
17393 (mmx_smaxv4hi3): Likewise.
17394 (mmx_uminv8qi3): Likewise.
17395 (mmx_sminv4hi3): Likewise.
17397 * config/i386/sse.md (<addsub><mode>3): New.
17398 (*<addsub><mode>3): Likewise.
17399 (<sse>_vm<addsub><mode>3): Likewise.
17400 (<maxmin><mode>3): Likewise.
17401 (*<maxmin><mode>3_finite): Likewise.
17402 (*<maxmin><mode>3): Likewise.
17403 (<sse>_vm<maxmin><mode>3): Likewise.
17404 (sse3_h<addsub>v4sf3): Likewise.
17405 (sse3_h<addsub>v2df3): Likewise.
17406 (<maxmin>v16qi3): Likewise.
17407 (*<maxmin>v16qi3): Likewise.
17408 (<maxmin>v8hi3): Likewise.
17409 (*<maxmin>v8hi3): Likewise.
17410 (*sse4_1_<maxmin><mode>3): Likewise.
17411 (*sse4_1_<maxmin><mode>3): Likewise.
17412 (add<mode>3): Removed.
17413 (*add<mode>3): Likewise.
17414 (<sse>_vmadd<mode>3): Likewise.
17415 (sub<mode>3): Likewise.
17416 (*sub<mode>3): Likewise.
17417 (<sse>_vmsub<mode>3): Likewise.
17418 (smin<mode>3): Likewise.
17419 (*smin<mode>3_finite): Likewise.
17420 (*smin<mode>3): Likewise.
17421 (<sse>_vmsmin<mode>3): Likewise.
17422 (smax<mode>3): Likewise.
17423 (*smax<mode>3_finite): Likewise.
17424 (*smax<mode>3): Likewise.
17425 (<sse>_vmsmax<mode>3): Likewise.
17426 (sse3_haddv4sf3): Likewise.
17427 (sse3_haddv2df3): Likewise.
17428 (sse3_hsubv4sf3): Likewise.
17429 (sse3_hsubv2df3): Likewise.
17430 (umaxv16qi3): Likewise.
17431 (*umaxv16qi3): Likewise.
17432 (smaxv8hi3): Likewise.
17433 (*smaxv8hi3): Likewise.
17434 (*sse4_1_smax<mode>3): Likewise.
17435 (*sse4_1_umax<mode>3): Likewise.
17436 (uminv16qi3): Likewise.
17437 (*uminv16qi3): Likewise.
17438 (sminv8hi3): Likewise.
17439 (*sminv8hi3): Likewise.
17440 (*sse4_1_smin<mode>3): Likewise.
17441 (*sse4_1_umin<mode>3): Likewise.
17443 2008-04-01 Rafael Espíndola <espindola@google.com>
17445 * tree-cfg.c (verify_expr): remove in_phi.
17446 (verify_stmt): Don't call walk_tree with verify_expr. Use
17447 is_gimple_min_invariant instead of is_gimple_val.
17449 2008-04-01 Joseph Myers <joseph@codesourcery.com>
17451 * doc/include/gpl_v3.texi: Update for manpage generation.
17452 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
17454 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
17455 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
17456 gpl_v3.texi instead of gpl.texi.
17459 2008-04-01 Jakub Jelinek <jakub@redhat.com>
17462 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
17464 2008-04-01 Rafael Espíndola <espindola@google.com>
17466 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
17467 (extract_code_and_val_from_cond): Use
17468 extract_code_and_val_from_cond_with_ops.
17470 2008-04-01 Jan Hubicka <jh@suse.cz>
17472 * function.c (free_after_compilation): Free epilogue_delay_list.
17473 (prepare_function_start): Assert that previous compilation was freed.
17475 2008-04-01 Jan Hubicka <jh@suse.cz>
17476 Jim Wilson <wilson@tuliptree.org>
17477 Andreas Tobler <andreast@gcc.gnu.org>
17479 PR middle-end/35781
17480 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17481 rtl.emit instead cfun->emit.
17482 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17483 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17485 2008-04-01 Ben Elliston <bje@au.ibm.com>
17487 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17489 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17491 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17493 (fprofile-use): Add var flag_profile_use
17494 * coverage.c (coverage_begin_output): Do not open a gcno file for
17495 output only if -ftest-coverage is set.
17496 Do not add getpwd() to gcda file path.
17497 (build_gcov_info): Check the new flag
17498 flag_profile_datafile_relative_path.
17499 (coverage_init): Use profile_data_prefix.
17500 Read profile counter only if flag_profile_use is set.
17501 * opts.c (common_handle_option): New option fprofile-use=,
17502 fprofile-dir=, fprofile-generate=.
17503 * toplev.c (profile_data_prefix): New variable definition.
17504 * toplev.h (profile_data_prefix): New declaration.
17505 * doc/invoke.tex (Option Summary, Optimization Options):
17508 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17510 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17511 use tmp consistently.
17514 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17515 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17516 UNSPEC_FR_RECIP_APPROX_RES.
17517 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17519 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17522 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17524 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17526 PR middle-end/30186
17527 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17528 element of the vector via a pointer.
17530 2008-03-31 Ian Lance Taylor <iant@google.com>
17532 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17534 2008-03-31 Jan Hubicka <jh@suse.cz>
17536 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17537 get_arg_pointer_save_area.
17538 * expr.c (init_expr): Just clear out rtl.expr.
17539 * function.c (free_after_compilation): Clear out whole RTL structure.
17540 (get_func_frame_size): Merge into ...
17541 (get_frame_size): ... this one.
17542 (assign_stack_local_1): Merge into ...
17543 (assign_stack_local): ... this one.
17544 (expand_function_end): Update call of get_arg_pointer_save_area.
17545 (get_art_pointer_save_area): Remove cfun argument.
17546 * function.h (emit_status): regno_pointer_align does not need length
17547 attribute. Move x_regno_reg_rtx to ...
17548 (regno_reg_rtx): ... new global array.
17549 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17550 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17551 apply_args_value, forced_labels, stack_pointer_delta):
17553 (struct varasm_status): Move here from varasm.c
17554 (struct rtl_data): New. Move here some fields from struct function.
17555 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17556 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17557 used_temp_slots avail_temp_slots, temp_slot_level,
17558 nonlocal_goto_handler_labels): Update accesstors.
17559 (rtl): New global variable.
17560 (struct function): Move some fileds to rtl_data.
17561 (get_arg_pointer_save_area): Update prototype.
17562 * emit-rtl.c (rtl): Declare.
17563 (regno_reg_rtx): Declare.
17564 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17566 (gen_reg_rtx): Update.
17567 (init_virtual_regs): Do not tate emit_status argument.
17568 (init_emit): Do not allocate emit.
17569 * varasm.c (varasm_statuc): Move to function.h.
17570 (n_deferred_constatns): Update accestor.
17571 (init_varasm_status): Do not allocate varasm_status.
17572 (force_const_mem, get_pool_size, output_constant_pool): Update.
17573 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17574 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17576 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17578 PR rtl-optimization/35729
17579 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17582 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17585 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17586 load/store if memory is unaligned.
17587 (*movti_rex64): Likewise.
17589 * config/i386/predicates.md (misaligned_operand): New.
17591 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17594 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17597 2008-03-31 Jan Beulich <jbeulich@novell.com>
17599 * config/ia64/constraints.md: Add 'j' constraint.
17600 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17601 (movdi_internal): Likewise.
17603 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17606 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17608 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17611 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17612 proper error message for the third argument on blendpd and
17615 * config/i386/sse.md (blendbits): New.
17616 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17618 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17620 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17622 2008-03-30 Richard Guenther <rguenther@suse.de>
17624 PR middle-end/31023
17625 * fold-const.c (fold_sign_changed_comparison): Do leave
17626 conversions to base-types alone.
17628 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17630 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17631 the link register if one altivec register is be saved.
17633 2008-03-30 Ben Elliston <bje@au.ibm.com>
17635 * final.c (final_scan_insn): Remove if (0) code.
17637 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17639 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17641 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17643 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17644 of V4SFmode to ix86_binary_operator_ok.
17646 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17648 * config/i386/i386.c (override_options): Initialize
17649 ix86_veclib_handler to ix86_veclibabi_svml when
17650 -mveclibabi=svml is used.
17651 (ix86_veclibabi_svml): New function for SVML ABI style
17652 vectorization support.
17653 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17655 2008-03-28 Rafael Espíndola <espindola@google.com>
17657 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17658 (tree_binary_nonnegative_warnv_p): Make it public.
17659 (tree_single_nonnegative_warnv_p): Make it public.
17660 (tree_invalid_nonnegative_warnv_p): Make it public.
17661 (tree_unary_nonzero_warnv_p): Make it public.
17662 (tree_binary_nonzero_warnv_p): Make it public
17663 (tree_single_nonzero_warnv_p): Make it public.
17664 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17665 (extract_range_from_binary_expr): Split the expr argument.
17666 (extract_range_from_unary_expr): Split the expr argument.
17667 (extract_range_from_comparison): Split the expr argument.
17668 (extract_range_from_expr): Use the new aux functions.
17669 (vrp_evaluate_conditional_warnv): Use
17670 vrp_evaluate_conditional_warnv_with_ops.
17671 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17672 (tree_binary_nonzero_warnv_p): Declare.
17673 (tree_single_nonzero_warnv_p): Declare.
17674 (tree_expr_nonzero_warnv_p): Declare.
17675 (tree_unary_nonnegative_warnv_p): Declare.
17676 (tree_binary_nonnegative_warnv_p): Declare.
17677 (tree_single_nonnegative_warnv_p): Declare.
17678 (tree_invalid_nonnegative_warnv_p): Declare.
17680 2008-03-28 Richard Guenther <rguenther@suse.de>
17682 PR tree-optimization/30317
17683 PR tree-optimization/30911
17684 PR tree-optimization/34793
17685 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17686 (struct assert_locus_d): New member EXPR.
17687 (register_new_assert_for): Add EXPR parameter to support
17688 ASSERT_EXPR <name, expr OP limit>.
17689 (register_edge_assert_for_1): Adjust callers.
17690 (find_assert_locations): Likewise.
17691 (process_assert_insertions_for): Build condition from expression.
17692 (extract_range_from_assert): Handle ASSERT_EXPRs
17693 of the form ASSERT_EXPR <name, expr OP limit>.
17694 (register_edge_assert_for_2): New helper registering
17695 asserts for comparisons. Recognize range tests of the form
17696 (unsigned)i - CST1 OP CST2.
17697 (register_edge_assert_for_1): Use it.
17698 (register_edge_assert_for): Likewise.
17699 (needs_overflow_infinity): Integer sub-types
17700 do not need overflow infinities.
17701 (vrp_val_is_max): The extreme values of integer sub-types
17702 are those of the base type.
17703 (vrp_val_is_min): Likewise.
17704 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17707 2008-03-28 Nick Clifton <nickc@redhat.com>
17710 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17711 Return GENERAL_REGS for stack adjustment reloads.
17713 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17716 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17717 const_vector when all the vectors are constant.
17719 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17721 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17723 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17724 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17726 (s<code>_sf): Use new scc_sf attribute for opcode names.
17728 2008-03-27 Tom Tromey <tromey@redhat.com>
17730 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17731 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17732 config/spu/t-spu-elf, config/i386/t-interix,
17733 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17734 config/i386/x-darwin, config/i386/x-mingw32,
17735 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17736 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17737 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17738 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17739 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17740 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17741 config/score/t-score-elf, config/arm/t-strongarm-pe,
17742 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17743 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17744 Revert automatic dependency patch.
17746 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17749 * config/i386/i386.c (ix86_function_arg_boundary): Align
17750 decimal floating point to its natural boundary.
17752 2008-03-27 Richard Guenther <rguenther@suse.de>
17754 PR middle-end/35716
17755 * fold-const.c (fold_comparison): Restrict distinct decl
17756 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17757 solely rely on operand_equal_p.
17759 2008-03-27 Richard Guenther <rguenther@suse.de>
17762 * c-common.c (handle_weak_attribute): Reject combination of
17765 2008-03-27 Richard Guenther <rguenther@suse.de>
17767 PR tree-optimization/32810
17768 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17769 conversions from DECL_INITIAL.
17770 (fold_const_aggregate_ref): Likewise from constructor elements.
17772 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17774 * tree-affine.h (aff_combination_expand): Declare.
17775 (get_inner_reference_aff): Likewise.
17776 * tree-affine.c (aff_combination_expand): Split out from
17777 tree_to_aff_combination_expand.
17778 (get_inner_reference_aff): New function.
17779 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17780 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17781 (struct lim_aux_data): sm_done field removed.
17782 (mem_ref_loc_p, mem_ref_locs_p): New types.
17783 (struct mem_ref): Added id, stored, accesses_in_loop,
17784 indep_loop, dep_loop, indep_ref, dep_ref fields.
17785 Removed is_stored, locs and next fields.
17786 (memory_accesses): New variable.
17787 (movement_possibility): Do not allow moving statements
17788 that store to memory.
17789 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17791 (determine_max_movement): For statements with memory references,
17792 find the outermost loop in that the reference is independent.
17793 (move_computations_stmt): Mark the virtual operands for renaming.
17794 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17795 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17796 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17797 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17798 create_vop_ref_mapping, analyze_memory_references,
17799 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17800 get_all_locs_in_loop, ref_always_accessed_p,
17801 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17802 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17803 store_motion_loop, store_motion): New functions.
17804 (struct vop_to_refs_elt): New type.
17805 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17806 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17807 (schedule_sm): Replaced by...
17808 (execute_sm): ... this.
17809 (determine_lsm_ref, hoist_memory_references,
17810 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17811 find_more_ref_vops, free_mem_ref, free_mem_refs,
17812 determine_lsm_loop, determine_lsm): Removed.
17813 (tree_ssa_lim_finalize): Free data structures used by store motion.
17814 (tree_ssa_lim): Call analyze_memory_references. Use
17815 store_motion instead of determine_lsm.
17817 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17819 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17820 rename tmake_file to m68hc11/t-m68hc11.
17821 (mcore): Set inhibit_libc to true.
17822 * config.host (alpha*-dec-*vms*): Set extra_programs.
17823 (interix3*): Don't use host_xmake_file.
17824 * configure.ac: Let config.gcc override inhibit_libc.
17825 * configure: Regenerate.
17827 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17828 * config/t-openbsd-thread: Remove commented out lines.
17830 * config/x-interix: Remove.
17832 * config/m68hc11/t-m68hc11-gas: Rename to...
17833 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17835 * config/mcore/t-mcore: Remove T_CFLAGS.
17836 * config/mcore/t-mcore-pe: Likewise.
17838 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17840 * configure.ac: Replace custom __GNU_SOURCE test with
17841 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17842 * aclocal.m4: Regenerate.
17843 * configure: Regenerate.
17844 * config.in: Regenerate.
17846 2008-03-27 Richard Guenther <rguenther@suse.de>
17848 * fold-const.c (target.h): Include.
17849 (fold_comparison): Fold comparison of addresses of decls
17850 that bind locally or of constants. Consolidate address folding code.
17851 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17852 results from fold_binary_to_constant.
17853 (compare_values_warnv): Likewise.
17855 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17857 PR middle-end/35429
17858 * fold-const.c (fold_truthop): Check for integeral types when folding
17859 a == 0 && b == 0 and a != 0 || b != 0 .
17861 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17863 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17865 2008-03-26 Andreas Schwab <schwab@suse.de>
17867 * doc/invoke.texi: Fix use of @item vs. @itemx.
17869 2008-03-26 Tom Tromey <tromey@redhat.com>
17871 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17872 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17873 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17874 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17875 build/genconstants.o, build/genemit.o, build/genextract.o,
17876 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17877 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17880 2008-03-26 Richard Guenther <rguenther@suse.de>
17883 2008-03-26 Richard Guenther <rguenther@suse.de>
17885 * fold-const.c (target.h): Include.
17886 (fold_comparison): Fold comparison of addresses of two decls
17887 that bind locally. Consolidate address folding code.
17889 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17891 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17892 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17893 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17894 dconstsqrt2, dconstthird, dconste and/or dconst10.
17895 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17896 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17897 dconstsqrt2, dconste): Delete.
17898 (init_emit_once): Likewise. Simplify initializing dconstm1.
17900 * real.c (get_real_const): New.
17901 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17902 dconstsqrt2, dconste): Delete.
17903 (real_value_const, get_real_const): New.
17905 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17907 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17909 * config/i386/i386.c (ix86_function_arg_boundary): Check
17910 BIGGEST_ALIGNMENT instead of 128.
17911 (setup_incoming_varargs_64): Likewise.
17913 2008-03-26 Tom Tromey <tromey@redhat.com>
17915 * Makefile.in (DEPFILES): Add missing '/'.
17917 2008-03-26 Richard Guenther <rguenther@suse.de>
17919 * fold-const.c (target.h): Include.
17920 (fold_comparison): Fold comparison of addresses of two decls
17921 that bind locally. Consolidate address folding code.
17923 2008-03-26 Nick Clifton <nickc@redhat.com>
17926 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17927 not allow INT+INT as a legitimate addressing mode.
17929 2008-03-26 Richard Guenther <rguenther@suse.de>
17931 * tree-flow.h (widen_bitfield): Remove declaration.
17932 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17933 (widen_bitfield): Remove function.
17934 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17937 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17940 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17943 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17945 PR rtl-optimization/35232
17946 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17947 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17948 reg_reloaded_call_part_clobbered here.
17949 (reload_regs_reach_end_p): New function.
17950 (reload_reg_rtx_for_input): New variable.
17951 (reload_reg_rtx_for_output): Likewise.
17952 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17953 when reassigning a pseudo register. Load reloadreg from
17954 reload_reg_rtx_for_input, moving the mode and register
17956 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17957 instead of the original when deciding whether an input reload
17958 would be a no-op or whether an output reload can be deleted.
17959 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17960 when setting up new_spill_reg_store. Load it from
17961 reload_reg_rtx_for_output, moving the mode and register
17963 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17964 instead of the original when deciding whether an output reload
17965 would be a no-op. Do the same when modifying insn notes.
17966 Use rtx_equal_p instead of == to compare the registers.
17967 (inherit_piecemeal_p): Take a mode and two register numbers
17969 (emit_reload_insns): Clear new_spill_reg_store for every hard
17970 register in the reload register. Remove spill registers
17971 from reg_reloaded_valid before considering whether to record
17972 inheritance information for them. Use reload_reg_rtx_for_output
17973 instead of reg_rtx when recording output reloads. Use
17974 reload_reg_rtx_for_input instead of reg_rtx when recording
17975 input reloads. Set or clear reg_reloaded_call_part_clobbered
17976 at the same time as setting reg_reloaded_valid.
17977 (delete_output_reload): Add a new_reload_reg parameter and use it
17978 instead of rld[j].reg_rtx.
17979 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17982 2008-03-25 Tom Tromey <tromey@redhat.com>
17984 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17985 (build/genattr.o): Likewise.
17986 (build/genattrtab.o): Likewise.
17987 (build/gencodes.o): Likewise.
17988 (build/genconfig.o): Likewise.
17989 (build/genconstants.o): Likewise.
17990 (build/genemit.o): Likewise.
17991 (build/genextract.o): Likewise.
17992 (build/genflags.o): Likewise.
17994 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17996 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17997 instead of size_int for integer types.
17998 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17999 to match type of MINUS_EXPR.
18001 2008-03-25 Tom Tromey <tromey@redhat.com>
18003 * configure: Rebuilt.
18004 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
18007 2008-03-25 Tom Tromey <tromey@redhat.com>
18009 * config/x-solaris (host-solaris.o): Update.
18010 * config/x-linux (host-linux.o): Update.
18011 * config/x-hpux (host-hpux.o): Update.
18012 * config/x-darwin (host-darwin.o): Update.
18013 * config/v850/t-v850e (v850-c.o): Update.
18014 * config/v850/t-v850 (v850-c.o): Update.
18015 * config/t-vxworks (vxworks.o): Update.
18016 * config/t-sol2 (sol2-c.o, sol2.o): Update.
18017 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
18018 * config/spu/t-spu-elf (spu-c.o): Update.
18020 * config/sh/t-symbian (sh-c.o): Update.
18021 (symbian.o): Update.
18022 * config/sh/t-sh (sh-c.o): Update.
18023 * config/score/t-score-elf (score7.o, score3.o): Update.
18024 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
18025 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
18026 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
18027 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
18028 (rs6000.o): Remove.
18029 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18030 * config/m32c/t-m32c (m32c-pragma.o): Update.
18031 * config/ia64/t-ia64 (ia64-c.o): Update.
18032 * config/i386/x-mingw32 (host-mingw32.o): Update.
18033 * config/i386/x-i386 (driver-i386.o): Update.
18034 * config/i386/x-darwin (host-i386-darwin.o): Update.
18035 * config/i386/x-cygwin (host-cygwin.o): Update.
18036 * config/i386/t-nwld (nwld.o): Update.
18037 * config/i386/t-netware (netware.o): Update.
18038 * config/i386/t-interix (winnt.o): Update.
18039 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
18040 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
18041 msformat-c.o): Update.
18042 * config/bfin/t-bfin-linux (generated_files): Add
18043 linux-sysroot-suffix.h.
18044 * config/arm/t-wince-pe (pe.o): Update.
18045 * config/arm/t-strongarm-pe (pe.o): Update.
18046 * config/arm/t-pe (pe.o): Update.
18047 * config/arm/t-arm (arm-c.o): Update.
18048 * doc/install.texi (Prerequisites): Require make 3.80.
18049 * Makefile.in: Remove .o targets.
18050 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
18051 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
18052 (simple_generated_h, simple_generated_c): Move earlier.
18053 (generated_files): New variable.
18054 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
18055 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
18056 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
18057 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
18058 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
18059 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
18060 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
18061 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
18062 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
18063 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
18064 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
18065 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
18067 (COMPILE.base, COMPILE): New variables.
18068 (%.o): New pattern rule.
18069 (ALL_HOST_OBJS): New variable.
18070 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
18071 (dummy-checksum.o, cc1-checksum.o): Remove.
18072 (DRIVER_SHLIB): New variable.
18073 (DRIVER_DEFINES): Use it.
18074 (gencondmd.c): Move out of build/.
18075 (s-conditions): Update.
18076 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
18077 (ALL_BUILD_OBJS): Likewise.
18078 (build/%.o): Use BUILDCOMPILE.
18079 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
18080 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
18081 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
18082 build/gencheck.o, build/gencodes.o, build/genconditions.o,
18083 build/genconfig.o, build/genconstants.o, build/genemit.o,
18084 build/genextract.o, build/genflags.o, build/genmddeps.o,
18085 build/genopinit.o, build/genoutput.o, build/genpeep.o,
18086 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
18087 build/gen-protos.o, build/scan.o, build/fix-header.o,
18088 build/scan-decls.o): Simplify.
18089 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
18090 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
18091 prefix.o, toplev.o): Reduce to variable setting.
18092 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
18093 ($(out_object_file), gcc-options.o): New targets.
18094 ($(ALL_HOST_OBJS)): New target. Include dependency files.
18095 * configure: Rebuilt.
18096 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
18097 * doc/sourcebuild.texi (Front End Directory): Document new variable.
18099 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
18101 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
18102 complain when we hit an error, return ERROR_MARK_NODE.
18104 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18106 * config/sh/constraints.md (Pso, Psz): New constraints.
18107 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
18108 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
18110 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18112 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
18113 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
18115 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18117 * config/sh/sh.md (prefetch): Add condition for SH2A target.
18118 (prefetch_sh2a): New.
18120 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18121 Naveen.H.S <naveen.hs@kpitcummins.com>
18123 * config/sh/constraints.md (I28): New constraint.
18124 * config/sh/sh.c (broken_move): Add support for movi20s.
18125 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
18127 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
18128 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18129 Naveen.H.S <naveen.hs@kpitcummins.com>
18131 * config/sh/sh.c (SH_ATTRIBUTES): Define.
18132 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18133 (print_operand): Handle resbank in %@ operand code.
18134 (sh_encode_section_info): New.
18135 (push_regs): Add conditions for resbank.
18136 (sh_expand_epilogue): Likewise.
18137 (sh_insert_attributes): Likewise.
18138 (sh_attribute_table): Likewise.
18139 (sh_handle_resbank_handler_attribute): New.
18140 (sh2a_handle_function_vector_handler_attribute): New.
18141 (sh2a_is_function_vector_call): New.
18142 (sh2a_get_function_vector_number): New.
18143 (sh2a_function_vector_p): New.
18144 (sh_cfun_resbank_handler_p): New.
18145 * config/sh/sh.md (calli): Emit jsr/n if possible.
18146 (calli_tbr_rel): New.
18147 (calli_pcrel): Emit jsr/n if possible.
18148 (return_i): Emit rts/n if possible.
18149 (call_valuei_tbr_rel): New.
18150 (call_valuei_pcrel): Add condition for SH2A target.
18151 (call_value): Likewise.
18152 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
18153 (sh2a_get_function_vector_number): Likewise.
18154 (sh2a_is_function_vector_call): Likewise.
18155 * doc/extend.texi: Document TBR relative addressing of SH2A.
18156 (resbank): Add description for SH2A.
18158 2008-03-24 Richard Guenther <rguenther@suse.de>
18161 * gimplify.c (gimplify_modify_expr): For frontend type-correct
18162 pointer assignments change conversions according to middle-end rules.
18163 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
18164 * configure.ac: Include type checking in yes.
18165 * configure: Regenerate.
18167 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18169 * diagnostic.c (diagnostic_count_diagnostic): Delete.
18170 (diagnostic_report_diagnostic): Update. Handle ICEs here.
18172 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
18174 * gthr-vxworks.h (UNUSED): Define.
18176 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
18178 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
18180 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
18182 * doc/extend.texi (Function Attributes): Add missing comma in the
18183 example of the "alloc_size" attribute.
18185 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
18188 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18190 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18193 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18196 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18197 of the underlying type of a MS bitfield layout to the natural
18198 alignment of the type.
18200 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18202 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18203 to their natural alignment to avoid store forwarding stalls.
18205 2008-03-22 Richard Guenther <rguenther@suse.de>
18207 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
18208 For PHI nodes verify the address is invariant.
18209 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
18210 (get_symbol_constant_value): Use is_gimple_min_invariant.
18211 (maybe_fold_stmt_indirect): Likewise.
18213 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
18215 PR rtl-optimization/33927
18216 * Makefile.in (dse.o): Depend on $(TM_P_H).
18217 * expr.h (extract_low_bits): Declare.
18218 * expmed.c (extract_low_bits): New function.
18219 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
18220 * dse.c: Include tm_p.h.
18221 (find_shift_sequence): Remove the read_reg argument and return the
18222 read value. Emit the instructions instead of returning them.
18223 Iterate on new_mode rather than calculating it each time.
18224 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
18225 source to NEW_MODE and extract_low_bits to convert the shifted
18226 value to READ_MODE.
18227 (replace_read): Allow the load and store to have different mode
18228 classes. Use extract_low_bits when SHIFT == 0. Create the shift
18229 or extraction instructions before trying the replacement. Update
18230 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
18232 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18234 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18235 to their natural alignment to avoid store forwarding stalls.
18237 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18240 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
18241 encouraging but not allowing gprs for input;
18242 change the input constraint to !f#r.
18243 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
18245 change the output constraint to !f#r.
18247 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
18250 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
18251 corresponding post-reload splitters.
18252 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
18253 when x87 FP math is selected.
18254 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
18255 New function prototype.
18256 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
18257 unreachable function to ease macroization of insn patterns.
18259 2008-03-21 Martin Jambor <mjambor@suse.cz>
18261 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
18262 reference dumps if ddr is NULL or dependence is unknown.
18264 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18266 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
18267 unsigned extension into account.
18268 (ATOMIC_COMPARE_AND_SWAP): Likewise.
18269 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
18270 Do computations on a scratch register.
18272 2008-03-21 Richard Guenther <rguenther@suse.de>
18274 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18275 Use is_gimple_min_invariant instead of TREE_INVARIANT.
18276 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
18277 * tree-ssa-dom.c (record_equality): Likewise.
18278 * tree-inline.c (copy_body_r): Likewise.
18279 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
18282 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18284 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
18285 as 'delete_unused' argument.
18287 2008-03-20 Richard Guenther <rguenther@suse.de>
18289 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18290 special casing of constant qualifiers.
18291 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
18292 care about them in general.
18293 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
18294 regardless of their type.
18295 (fold_stmt_r): Forcefully fold *& if we end up with that.
18297 2008-03-20 Paul Brook <paul@codesourcery.com>
18299 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
18300 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
18302 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
18304 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
18305 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
18307 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
18309 * common.opt (Wmudflap): New option.
18310 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
18311 (mx_register_decls): Likewise.
18312 (mudflap_finish_file): Likewise.
18313 * doc/invoke.texi: Document -Wno-mudflap.
18315 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
18317 * c-format.c (replace_format_name_to_system_name): New.
18318 (cmp_attribs): New.
18319 (convert_format_name_to_system_name): New.
18320 (decode_format_attr): Add use of convert_format_name_to_system_name.
18321 (format_types_orig): Add gnu_ prefix to names.
18322 (check_format_info_main): Special treating of \0 escaped names for
18323 supporting multi-character format specifiers as I32, I64.
18324 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
18325 (gnu_target_overrides_format_attributes): New.
18326 * c-format.h: Add structure target_ovr_attr to hold
18327 system specific formatter names.
18328 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
18329 msformat-c.o file to c_target_objs and cxx_target_objs.
18330 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18331 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
18332 (TARGET_N_FORMAT_TYPES): New.
18333 * config/i386/msformat-c.c: New.
18334 * config/i386/t-cygming: Add build rule for msformat-c.o.
18335 * doc/extend.texi: Add new format names gnu_* and ms_* and
18337 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18339 2008-03-20 Ira Rosen <irar@il.ibm.com>
18341 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
18342 optimizations turned on under -O3.
18343 (ftree-vectorize): Add that the flag is turned on with -O3.
18345 2008-03-20 Ben Elliston <bje@au.ibm.com>
18347 * regmove.c (try_auto_increment): Fix spelling error in comment.
18348 * final.c (final_scan_insn): Likewise.
18350 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
18353 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
18354 allocator preferences for "y" and "r" class registers.
18355 ("*mov<mode>_internal"): Ditto.
18356 ("*movv2sf_internal_rex64"): Ditto.
18357 ("*movv2sf_internal"): Ditto.
18359 2008-03-19 Michael Matz <matz@suse.de>
18361 PR middle-end/35616
18362 * calls.c (expand_call): Check overlap of arguments with call
18363 address for sibcalls.
18365 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18368 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18369 of the underlying type of a MS bitfield layout to the natural
18370 alignment of the type.
18372 2008-03-19 Jan Hubicka <jh@suse.cz>
18375 * toplev.c (decode_d_option): Handle all CPP flags.
18376 * tree-vrp.c: Update tree_pass descriptors.
18377 * regrename.c: Update tree_pass descriptors.
18378 * fwprop.c: Update tree_pass descriptors.
18379 * doc/invoke.texi: Remove documentation of dropped -d? flags.
18380 * tree-into-ssa.c: Update tree_pass descriptors.
18381 * tree-dump.c: Update tree_pass descriptors.
18382 * tree-complex.c: Update tree_pass descriptors.
18383 * tree-dump.h: Update tree_pass descriptors.
18384 * see.c: Update tree_pass descriptors.
18385 * cgraphbuild.c: Update tree_pass descriptors.
18386 * tracer.c: Update tree_pass descriptors.
18387 * tree-loop-distribution.c: Update tree_pass descriptors.
18388 * cgraph.c: Update tree_pass descriptors.
18389 * postreload-gcse.c: Update tree_pass descriptors.
18390 * postreload.c: Update tree_pass descriptors.
18391 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
18392 * tree-tailcall.c: Update tree_pass descriptors.
18393 * tree-pass.h (tree_opt_pass): Rename to ...
18394 (opt_pass) ... this one; add "type" field and remove letter field.
18395 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
18396 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
18397 all_lowering_passes): Update declaration.
18398 * ipa-cp.c: Update tree_pass descriptors.
18399 * final.c: Update tree_pass descriptors.
18400 * omp-low.c: Update tree_pass descriptors.
18401 * tree-ssa-dse.c: Update tree_pass descriptors.
18402 * ipa-reference.c: Update tree_pass descriptors.
18403 * tree-ssa-uncprop.c: Update tree_pass descriptors.
18404 * auto-inc-dec.c: Update tree_pass descriptors.
18405 * reorg.c: Update tree_pass descriptors.
18406 * cgraphunit.c: Update tree_pass descriptors.
18407 * tree-ssa-copyrename.c: Update tree_pass descriptors.
18408 * tree-ssa-ccp.c: Update tree_pass descriptors.
18409 * df-core.c: Update tree_pass descriptors.
18410 * mode-switching.c: Update tree_pass descriptors.
18411 * tree-nomudflap.c: Update tree_pass descriptors.
18412 * modulo-sched.c: Update tree_pass descriptors.
18413 * ipa-pure-const.c: Update tree_pass descriptors.
18414 * cse.c: Update tree_pass descriptors.
18415 * web.c: Update tree_pass descriptors.
18416 * tree-stdarg.c: Update tree_pass descriptors.
18417 * tree-ssa-math-opts.c: Update tree_pass descriptors.
18418 * tree-ssa-dom.c: Update tree_pass descriptors.
18419 * tree-nrv.c: Update tree_pass descriptors.
18420 * tree-ssa-alias.c: Update tree_pass descriptors.
18421 * loop-init.c: Update tree_pass descriptors.
18422 * gimple-low.c: Update tree_pass descriptors.
18423 * ipa-inline.c: Update tree_pass descriptors.
18424 * tree-ssa-sink.c: Update tree_pass descriptors.
18425 * global.c: Update tree_pass descriptors.
18426 * ifcvt.c: Update tree_pass descriptors.
18427 * jump.c: Update tree_pass descriptors.
18428 * predict.c: Update tree_pass descriptors.
18429 * tree-ssa-loop.c: Update tree_pass descriptors.
18430 * recog.c: Update tree_pass descriptors.
18431 * dse.c: Update tree_pass descriptors.
18432 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
18433 * tree-eh.c: Update tree_pass descriptors.
18434 * regmove.c: Update tree_pass descriptors.
18436 * function.c: Update tree_pass descriptors.
18437 * tree-vectorizer.c: Update tree_pass descriptors.
18438 * gcse.c: Update tree_pass descriptors.
18439 * ipa-type-escape.c: Update tree_pass descriptors.
18440 * tree-if-conv.c: Update tree_pass descriptors.
18441 * init-regs.c: Update tree_pass descriptors.
18442 * ipa.c: Update tree_pass descriptors.
18443 * tree-ssa-phiopt.c: Update tree_pass descriptors.
18444 * rtl-factoring.c: Update tree_pass descriptors.
18445 * lower-subreg.c: Update tree_pass descriptors.
18446 * bt-load.c: Update tree_pass descriptors.
18447 * tree-dfa.c: Update tree_pass descriptors.
18448 * except.c: Update tree_pass descriptors.
18449 * emit-rtl.c: Update tree_pass descriptors.
18450 * cfgexpand.c: Update tree_pass descriptors.
18451 * tree-cfgcleanup.c: Update tree_pass descriptors.
18452 * cfgcleanup.c: Update tree_pass descriptors.
18453 * tree-ssa-pre.c: Update tree_pass descriptors.
18454 * tree-sra.c: Update tree_pass descriptors.
18455 * tree-mudflap.c: Update tree_pass descriptors.
18456 * tree-ssa-copy.c: Update tree_pass descriptors.
18457 * cfglayout.c: Update tree_pass descriptors.
18458 * tree-ssa-forwprop.c: Update tree_pass descriptors.
18459 * tree-ssa-dce.c: Update tree_pass descriptors.
18460 * tree-ssa.c: Update tree_pass descriptors.
18461 * regclass.c: Update tree_pass descriptors.
18462 * integrate.c: Update tree_pass descriptors.
18463 * tree-optimize.c: Update tree_pass descriptors.
18464 * tree-ssa-phiprop.c: Update tree_pass descriptors.
18465 * tree-object-size.c: Update tree_pass descriptors.
18466 * combine.c: Update tree_pass descriptors.
18467 * tree-outof-ssa.c: Update tree_pass descriptors.
18468 * bb-reorder.c: Update tree_pass descriptors.
18469 * stack-ptr-mod.c: Update tree_pass descriptors.
18470 * var-tracking.c: Update tree_pass descriptors.
18471 * tree-profile.c: Update tree_pass descriptors.
18472 * tree-vect-generic.c: Update tree_pass descriptors.
18473 * reg-stack.c: Update tree_pass descriptors.
18474 * sched-rgn.c: Update tree_pass descriptors.
18475 * tree-ssa-structalias.c: Update tree_pass descriptors.
18476 * tree-cfg.c: Update tree_pass descriptors.
18477 * passes.c (current_pass): Update declaration.
18478 (finish_optimization_passes): Update.
18479 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18480 (register_one_dump_file, register_dump_files_1, next_pass_1):
18482 (init_optimization_passes): Update handling of new types.
18483 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18484 * ipa-struct-reorg.c: Update tree_pass descriptors.
18485 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18486 * combine-stack-adj.c: Update tree_pass descriptors.
18487 * cfgrtl.c: Update tree_pass descriptors.
18488 * dce.c: Update tree_pass descriptors.
18489 * tree-ssanames.c: Update tree_pass descriptors.
18491 2008-03-19 Richard Guenther <rguenther@suse.de>
18493 PR middle-end/35609
18494 * tree-ssa.c (walk_data): New structure.
18495 (warn_uninitialized_var): If not always_executed warn with "maybe"
18497 (execute_early_warn_uninitialized): Compute post-dominators.
18498 Initialize always_executed before processing each basic block.
18500 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18503 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18504 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18506 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18508 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18510 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18512 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18514 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18515 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18516 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18517 target after ignore has been set, and move there also the commputation
18518 of subtarget and original_target.
18519 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18520 (LANG_HOOKS_INITIALIZER): Remove it.
18521 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18523 2008-03-18 Richard Guenther <rguenther@suse.de>
18525 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18526 found an expression with constants, note that in the VN for the lhs.
18527 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18528 fold them to constants if possible. Run cleanup_cfg if done so.
18529 (execute_pre): Return todo.
18530 (do_pre): Likewise.
18531 (execute_fre): Likewise.
18532 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18534 (get_prop_source_stmt): Look through pointer conversions.
18536 2008-03-18 Jan Hubicka <jh@suse.cz>
18538 * tree-pretty-print.c: Include predict.h.
18539 (dump_generic_node): Dump predictor.
18540 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18541 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18542 * gimple-low.c (lower_stmt): Likewise.
18543 * expr.c (expand_expr_real): Likewise.
18544 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18546 (build_predict_expr, build_predict_expr): New.
18547 * predict.h (predictor_name, build_predict_expr): Update.
18548 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18549 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18550 * predict.def (PRED_CONTINUE): Update hitrate.
18551 * tree.def (PREDICT_EXPR): Define.
18552 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18553 do not handle BIND_EXPR.
18554 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18555 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18556 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18559 2008-03-18 Michael Matz <matz@suse.de>
18561 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18563 2008-03-18 Richard Guenther <rguenther@suse.de>
18565 * tree-gimple.h (is_gimple_invariant_address): Declare.
18566 (is_gimple_constant): Likewise.
18567 * tree-gimple.c (is_gimple_constant): New function.
18568 (is_gimple_invariant_address): Likewise.
18569 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18570 and is_gimple_invariant_address.
18571 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18573 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18574 an addressable base.
18576 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18578 PR middle-end/35611
18579 * gimplify.c (gimplify_expr): Gimplify second operand of
18582 2008-03-17 Richard Guenther <rguenther@suse.de>
18584 PR tree-optimization/19637
18585 * fold-const.c (fold_unary): Remove restrictions of removing
18586 intermediate pointer-conversions (P2)(P1)P0.
18587 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18588 conversion to void pointer.
18589 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18591 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18594 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18595 emulated thread local variables.
18597 2008-03-16 Richard Guenther <rguenther@suse.de>
18599 PR middle-end/35607
18600 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18601 expand TREE_INVARIANT operations that are not gimple invariant.
18603 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18605 * doc/extend.texi (Alignment): Say that the ABI controls
18606 the __alignof__ for non-strict-alignment targets rather
18607 than being a recommendation.
18609 2008-03-15 Paul Brook <paul@codesourcery.com>
18611 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18613 (arm_output_fn_unwind): Mark functions that can not be unwound.
18615 2008-03-15 Paul Brook <paul@codesourcery.com>
18617 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18618 extension instructions.
18620 2008-03-15 Richard Guenther <rguenther@suse.de>
18622 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18623 and fold constant aggregate refs.
18624 (fold_const_aggregate_ref): Handle string constants
18625 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18626 (evaluate_stmt): Simplify now that ccp_fold folds constant
18629 2008-03-15 Paul Brook <paul@codesourcery.com>
18631 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18632 (extzv): Use gen_extzv_t2.
18633 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18635 2008-03-15 Richard Guenther <rguenther@suse.de>
18637 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18638 (fold_const_aggregate_ref): Likewise.
18639 (get_value): Return NULL if we don't have any values.
18640 (ccp_finalize): Set const_val to NULL after freeing it.
18641 * tree-flow.h (get_symbol_constant_value): Declare.
18642 (fold_const_aggregate_ref): Likewise.
18643 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18645 2008-03-15 Richard Guenther <rguenther@suse.de>
18647 PR middle-end/35593
18648 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18649 to not produce negative array indices if not allowed. Add
18650 parameter to indicate that.
18651 (maybe_fold_offset_to_component_ref): Allow negative array
18652 indices only for the first member of a structure.
18653 (maybe_fold_offset_to_reference): Allow negative array indices.
18654 (maybe_fold_stmt_addition): Likewise.
18656 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18657 Anatoly Sokolov <aesok@post.ru>
18659 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18660 (avr_arch): Add ARCH_AVR6.
18661 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18662 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18663 instead of fixed value 2.
18664 (print_operand_address): Use gs() asm specifier instead of pm().
18665 (avr_assemble_integer): (Ditto.).
18666 (avr_output_addr_vec_elt): (Ditto.).
18667 (print_operand): Handle "!" code.
18668 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18669 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18670 (AVR_HAVE_EIJMP_EICALL): Define.
18671 (AVR_3_BYTE_PC): Redefine.
18672 (AVR_2_BYTE_PC): (Ditto.).
18673 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18674 (LINK_SPEC): Add atmega2560 and atmega2561.
18675 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18677 * config/avr/avr.md (call_insn): Use eicall instead of icall
18678 for 3 byte PC devices.
18679 (call_value_insn): (Ditto.).
18680 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18681 (indirect_jump): Use only for for 2 byte PC devices.
18682 (*tablejump): (Ditto.).
18683 (*indirect_jump_avr6): Add insn.
18684 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18685 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18686 instead of ijmp for 3 byte PC devices.
18687 (__tablejump2__): (Ditto.).
18688 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18689 (MULITLIB_DIRNAMES): (Ditto.).
18690 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18692 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18694 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18695 "sse2_umulsidi3". Use V1DI mode for operand 0.
18696 ("mmx_psadbw"): Use V1DI mode for operand 0.
18697 * config/i386/i386-modes.def (V1SI): New vector mode.
18698 * config/i386/i386.c (struct builtin_description)
18699 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18700 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18701 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18702 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18703 v1di_ftype_v8qi_v8qi type.
18704 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18706 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18707 __builtin_ia32_pmuludq]: Fix the mode of return value.
18709 2008-03-15 Richard Guenther <rguenther@suse.de>
18711 PR middle-end/35595
18712 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18715 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18717 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18718 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18719 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18720 unless TARGET_SERIALIZE_VOLATILE is enabled.
18721 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18722 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18723 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18725 2008-03-14 Richard Guenther <rguenther@suse.de>
18727 PR tree-optimization/34172
18728 * tree-flow.h (refs_may_alias_p): Declare.
18729 (get_single_def_stmt): Likewise.
18730 (get_single_def_stmt_from_phi): Likewise.
18731 (get_single_def_stmt_with_phi): Likewise.
18732 * tree-dfa.c (refs_may_alias_p): New function.
18733 (get_single_def_stmt): Likewise.
18734 (get_single_def_stmt_from_phi): Likewise.
18735 (get_single_def_stmt_with_phi): Likewise.
18736 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18737 (vn_reference_lookup_1): New helper function.
18738 (vn_reference_lookup): Walk the virtual use-def chain to
18739 continue searching for a match if the def does not alias the
18740 reference we are looking for.
18742 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18744 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18745 archive and Perzl. Update The Written Word listing.
18747 2008-03-14 Richard Guenther <rguenther@suse.de>
18749 PR tree-optimization/34043
18750 PR tree-optimization/33989
18751 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18753 (bitmap_find_leader): Use extra argument to verify dominance
18754 relationship inside a basic-block.
18755 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18756 (find_leader_in_sets): Adjust.
18757 (create_component_ref_by_pieces): Take extra argument for
18758 dominance check, handle lookup failures.
18759 (find_or_generate_expression): Likewise.
18760 (create_expression_by_pieces): Likewise.
18761 (insert_into_preds_of_block): Adjust.
18762 (create_value_expr_from): If asked for, verify all operands
18763 are in the blocks AVAIL_OUT set.
18764 (make_values_for_stmt): Check for SSA_NAMEs that are life
18765 over an abnormal edge.
18766 (compute_avail): Remove such check.
18767 (do_SCCVN_insertion): New function.
18768 (eliminate): If we do not find a leader suitable for replacement
18769 insert a replacement expression from SCCVN if available.
18770 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18771 (struct vn_ssa_aux): Add needs_insertion flag.
18772 * tree-ssa-sccvn.c (may_insert): New global flag.
18773 (copy_reference_ops_from_ref): Value-number union member access
18774 based on its size, not type and member if insertion is allowed.
18775 (visit_reference_op_load): For a weak match from union type
18776 punning lookup a view-converted value and insert a SSA_NAME
18777 for that value if that is not found.
18778 (visit_use): Make dumps shorter. Do not disallow value numbering
18779 SSA_NAMEs that are life over an abnormal edge to constants.
18780 (free_scc_vn): Release inserted SSA_NAMEs.
18781 (run_scc_vn): New flag to specify whether insertion is allowed.
18782 Process SSA_NAMEs in forward order.
18783 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18784 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18785 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18786 pointer type to/from integral types that do not change the
18787 precision to regular conversions.
18789 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18791 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18792 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18793 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18794 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18795 input arguments and the mode of return value. Built-in functions
18796 that operate on whole 64-bit MMX register now use V1DI mode.
18798 2008-03-13 Alon Dayan <alond@il.ibm.com>
18799 Olga Golovanevsky <olga@il.ibm.com>
18801 PR tree-optimization/35041
18802 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18803 to locate the right position in a statement.
18805 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18809 * config/i386/xmmintrin.h: Change all static inline functions to
18810 extern inline and add __gnu_inline__ attribute.
18811 * config/i386/bmintrin.h: Ditto.
18812 * config/i386/smmintrin.h: Ditto.
18813 * config/i386/tmmintrin.h: Ditto.
18814 * config/i386/mmintrin-common.h: Ditto.
18815 * config/i386/ammintrin.h: Ditto.
18816 * config/i386/emmintrin.h: Ditto.
18817 * config/i386/pmmintrin.h: Ditto.
18818 * config/i386/mmintrin.h: Ditto.
18819 * config/i386/mm3dnow.h: Ditto.
18821 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18823 PR middle-end/35185
18824 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18825 (lower_omp_2): New function.
18826 (lower_omp_1, lower_omp): Rewritten.
18828 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18831 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18832 with the phrase "Microsoft Windows compilers".
18833 (Push/Pop Macro Pragmas): New subsection. Document
18834 #pragma push_macro and pragma pop_macro.
18836 2008-03-12 Paul Brook <paul@codesourcery.com>
18838 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18840 2008-03-12 Paul Brook <paul@codesourcery.com>
18842 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18843 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18844 (thumb2_addsi_shortim): Rename ...
18845 (thumb2_addsi_short): ... to this. Allow register operands.
18846 (thumb2_subsi_short): New pattern.
18847 (thumb2_one_cmplsi2_short,
18848 thumb2_negsi2_short): New patterns and peepholes.
18850 2008-03-12 Paul Brook <paul@codesourcery.com>
18852 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18854 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18856 * config/i386/i386.md (int_cond): New code iterator.
18858 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18859 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18860 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18861 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18862 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18863 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18864 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18865 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18867 2008-03-12 Paul Brook <paul@codesourcery.com>
18869 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18870 instead of {arm,thumb}_compute_save_reg_mask.
18871 (output_return_instruction): Ditto.
18872 (thumb_unexpanded_epilogue): Ditto.
18873 (thumb1_expand_prologue): Ditto.
18874 (thumb1_output_function_prologue): Ditto.
18875 (arm_set_return_address): Ditto.
18876 (thumb_set_return_address): Ditto.
18877 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18878 regs to achieve stack alignment.
18879 (thumb1_compute_save_reg_mask): Fix compiler warning.
18880 (arm_output_epilogue): Use offsets->saved_regs_mask.
18881 Adjust stack pointer by poping call clobered registers.
18882 (arm_expand_prologue): Use offsets->saved_regs_mask.
18883 Adjust stack pointer by pushing extra registers.
18884 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18886 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18889 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18890 conversion to the operands of a multiplication.
18892 2008-03-12 Richard Guenther <rguenther@suse.de>
18894 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18895 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18896 * timevar.def (TV_TREE_PHIPROP): Add.
18897 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18898 pass description. Use TV_TREE_PHIPROP.
18899 * tree-ssa-forwprop.c: Remove phiprop code.
18901 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18903 PR middle-end/35549
18904 * omp-low.c (maybe_lookup_decl): Constify first argument.
18905 (use_pointer_for_field): Change last argument from bool to
18906 omp_context *. Disallow shared copy-in/out in nested
18907 parallel if decl is shared in outer parallel too.
18908 (build_outer_var_ref, scan_sharing_clauses,
18909 lower_rec_input_clauses, lower_copyprivate_clauses,
18910 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18912 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18913 Ira Rosen <irar@il.ibm.com>
18915 * tree-vectorizer.c (free_stmt_vec_info): New function.
18916 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18917 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18918 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18919 * tree-vect-transform.c (vectorizable_conversion): Free
18920 vec_oprnds0 if it was allocated.
18921 (vect_permute_store_chain): Remove unused VECs.
18922 (vectorizable_store): Free VECs that are allocated in the..
18924 (vect_transform_strided_load, vectorizable_load): Likewise.
18925 (vect_remove_stores): Simplify the code.
18926 (vect_transform_loop): Move code to vect_remove_stores().
18927 Call vect_remove_stores() and free_stmt_vec_info().
18929 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18931 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18932 TARGET_HPUX. Revise comment.
18933 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18934 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18935 Use sr4 variant of `be' instruction when not generating PIC code.
18936 (attr_length_call): Adjust for above change.
18938 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18940 * ipa-reference.c (static_execute): Remove module_statics_const and
18941 associated setting code.
18943 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18946 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18947 predicate for operand 1.
18948 (paritysi2_cmp): Use register_operand predicate for operand 2.
18949 Use earlyclobber modifier for operand 1. Remove support for
18951 (paritydi2_cmp): Use register_operand predicate for operand 3.
18952 Use earlyclobber modifier for operand 1. Remove support for
18955 2008-03-11 Paul Brook <paul@codesourcery.com>
18956 Vladimir Prus <vladimir@codesourcery.com>
18958 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18959 (arm_compute_save_reg0_reg12_mask): Always
18960 check if register 11 must be saved. Always safe hard frame pointer
18961 when frame_pointer_needeed.
18962 (arm_compute_save_reg_mask): Save IP and PC
18963 only with apcs frames.
18964 (arm_output_epilogue): Adjust Thumb2 codepath to
18965 be also invoked and work for ARM non-apcs frames.
18966 (arm_expand_prologue): Don't bother saving IP
18967 for non-apcs frame, since it's not clobbered by
18968 prologue code. Implement non-apcs frame
18971 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18973 PR rtl-optimization/35281
18974 * expr.c (convert_move): Use a new pseudo for the intermediate
18975 from_mode->word_mode result.
18977 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18979 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18980 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18981 * toplev.c (compile_file): Don't call it.
18983 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18985 PR middle-end/35526
18986 * expr.c (store_expr): Call emit_block_move if the mode
18987 of "temp" RTX is BLKmode.
18989 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18990 Richard Guenther <rguenther@suse.de>
18992 PR tree-optimization/31358
18993 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18994 the step with a NULL_TREE.
18995 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18996 to sizetype if type is a pointer type.
18997 (add_candidate_1): Don't convert the base and step to
18998 the generic type if the orginal type is a pointer type.
18999 (add_iv_value_candidates): Use sizetype for the step
19000 if type is a pointer type.
19001 (cand_value_at): Likewise.
19002 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
19004 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
19005 Don't convert the tem affine to the type.
19006 (add_elt_to_tree): Use sizetype for the step if a pointer.
19007 Use POINTER_PLUS_EXPR for pointers.
19008 (aff_combination_to_tree): Use sizetype for the step if a
19011 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
19013 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
19014 Remove commutativity hint.
19016 2008-03-10 Jakub Jelinek <jakub@redhat.com>
19020 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
19021 errorneous type. Check that v is a VAR_DECL.
19023 PR middle-end/35099
19024 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
19026 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
19028 PR tree-optimization/35494
19029 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
19030 may be overriden at link and run time.
19032 2008-03-10 Richard Guenther <rguenther@suse.de>
19034 PR tree-optimization/34677
19035 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
19036 (poolify_tree): Likewise.
19037 (modify_expr_template): Likewise.
19038 (poolify_modify_stmt): Likewise.
19039 (insert_fake_stores): Handle all component-ref style stores
19040 in addition to INDIRECT_REF. Also handle complex types.
19041 Do not poolify the inserted load.
19042 (realify_fake_stores): Do not rebuild the tree but only
19043 make it a SSA_NAME copy.
19044 (init_pre): Remove initialzation of modify_expr_template.
19045 Do not allocate modify_expr_node_pool.
19046 (fini_pre): Do not free modify_expr_node_pool.
19048 2008-03-10 Paul Brook <paul@codesourcery.com>
19050 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
19051 to avoid conflicts.
19053 2008-03-10 Paul Brook <paul@codesourcery.com>
19054 Mark Shinwell <shinwell@codesourcery.com>
19056 * config/arm/cortex-r4.md: New.
19057 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
19059 * config/arm/arm.md: Include cortex-r4.md.
19060 (insn): Add smmls, sdiv and udiv values.
19061 (generic_sched): Don't use generic scheduling for Cortex-R4.
19062 (arm_issue_rate): New function.
19063 (TARGET_SCHED_ISSUE_RATE): Define.
19065 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
19067 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
19069 2008-03-10 Richard Guenther <rguenther@suse.de>
19071 * tree-ssa-pre.c (get_sccvn_value): Simplify.
19072 (compute_avail): Do not add stmt uses to AVAIL_OUT.
19074 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
19076 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
19077 Set default to true.
19079 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19081 * c.opt (Wsynth): Deprecate.
19082 * doc/invoke.texi (Option Summary, Warning Options): Document
19083 -Wno-format-contains-nul.
19085 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
19088 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
19089 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
19091 2008-03-09 Ira Rosen <irar@il.ibm.com>
19093 * config/rs6000/rs6000.c (builtin_description): Rename vector
19094 left shift operations.
19095 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
19096 (altivec_vsl<VI_char>): Rename to ...
19097 (ashl<mode>3): ... new name.
19098 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
19100 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
19102 2008-03-08 Richard Guenther <rguenther@suse.de>
19104 * coverage.h (tree_coverage_counter_addr): Declare.
19105 * coverage.c (tree_coverage_counter_addr): New function.
19106 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
19107 before using again.
19108 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
19109 (tree_gen_one_value_profiler): Likewise.
19110 (tree_gen_ic_profiler): Likewise.
19111 (tree_gen_average_profiler): Likewise.
19112 (tree_gen_ior_profiler): Likewise.
19114 2008-03-08 Richard Guenther <rguenther@suse.de>
19116 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
19117 (vn_binary_op_insert): Likewise.
19118 (vn_unary_op_lookup): Likewise.
19119 (vn_unary_op_insert): Likewise.
19120 (vn_nary_op_lookup): Declare.
19121 (vn_nary_op_insert): Likewise.
19122 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
19123 and binary hashes, use a single obstack for unary_op_pool
19124 and binary_op_pool.
19125 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
19126 a single struct vn_nary_op_s. Store tree code length and
19127 a variable number of operands.
19128 (struct vn_reference_op_struct): Remove unused op2.
19129 (vn_reference_op_eq): Do not compare op2.
19130 (vn_reference_op_compute_hash): Do not compute hash of op2.
19131 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
19132 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
19133 with vn_nary_op_compute_hash.
19134 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
19135 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
19137 (vn_unary_op_insert, vn_binary_op_insert): Replace with
19139 (visit_unary_op): Call nary functions.
19140 (visit_binary_op): Likewise.
19141 (process_scc): Adjust for struct vn_tables_s changes.
19142 (allocate_vn_table): Likewise.
19143 (free_vn_table): Likewise.
19144 * tree-vn.c (vn_add): Call nary functions.
19145 (vn_lookup): Likewise.
19147 2008-03-08 Jakub Jelinek <jakub@redhat.com>
19150 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
19151 wdst back after sync_compare_and_swapqhi_internal.
19153 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
19156 * config/i386/i386-modes.def (V1DI): New vector mode.
19157 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
19158 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
19159 (MMXMODE248): Ditto.
19160 (MMXMODE): Add V1DI mode.
19161 (mmxvecsize): Change DI mode to V1DI mode.
19162 ("mov<mode>): Use MMXMODEI8 mode iterator.
19163 ("*mov<mode>_internal_rex64"): Ditto.
19164 ("*mov<mode>_internal"): Ditto.
19165 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
19166 ("mmx_sub<mode>3"): Ditto.
19167 ("mmx_adddi3"): Remove insn pattern.
19168 ("mmx_subdi3"): Ditto.
19169 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
19170 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
19171 ("mmx_ashl<mode>3"): Ditto.
19172 ("mmx_lshrdi3"): Remove insn pattern.
19173 ("mmx_ashldi3"): Ditto.
19174 * config/i386/i386.c (classify_argument): Handle V1DImode.
19175 (function_arg_advance_32): Ditto.
19176 (function_arg_32): Ditto.
19177 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
19178 mmx_addv1di3 insn pattern.
19179 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
19180 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
19181 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
19182 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
19183 Remove definitions of built-in functions.
19184 (V1DI_type_node): New node.
19185 (v1di_ftype_v1di_int): Ditto.
19186 (v1di_ftype_v1di_v1di): Ditto.
19187 (v2si_ftype_v2si_si): Ditto.
19188 (v4hi_ftype_v4hi_di): Remove node.
19189 (v2si_ftype_v2si_di): Ditto.
19190 (ix86_init_mmx_sse_builtins): Handle V1DImode.
19191 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
19192 Redefine builtins using def_builtin_const with *_ftype_*_int node.
19193 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
19194 Add new builtins using def_builtin_const.
19195 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
19196 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
19197 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
19198 * config/i386/mmintrin.h (__v1di): New typedef.
19199 (_mm_add_si64): Cast arguments to __v1di type.
19200 (_mm_sub_si64): Ditto.
19201 (_mm_sll_pi16): Cast __count to __v4hi type.
19202 (_mm_sll_pi32): Cast __count to __v2si type.
19203 (_mm_sll_si64): Cast arguments to __v1di type.
19204 (_mm_srl_pi16): Cast __count to __v4hi type.
19205 (_mm_srl_pi32): Cast __count to __v2si type.
19206 (_mm_srl_si64): Cast arguments to __v1di type.
19207 (_mm_sra_pi16): Cast __count to __v4hi type.
19208 (_mm_sra_pi32): Cast __count to __v2si type.
19209 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
19210 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
19211 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
19212 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
19213 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
19214 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
19215 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
19216 (_mm_srai_pi32): Use __builtin_ia32_psradi.
19217 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
19218 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19219 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19220 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
19222 2008-03-07 Joseph Myers <joseph@codesourcery.com>
19224 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
19226 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
19229 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
19230 reg+const addressing for Altivec modes. Don't generate reg+reg
19231 addressing for TFmode or TDmode quantities.
19233 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
19235 * c-common.c (vector_types_convertible_p): Call langhook
19236 instead of comptypes.
19238 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
19241 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
19242 integral and scalar float variables which have a
19245 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
19247 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
19248 dwarf_register_span hook when emitting unwind information for
19249 register-to-memory saves.
19250 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
19251 (rs6000_frame_related): Remove call to spe_synthesize_frame.
19253 2008-03-06 Jakub Jelinek <jakub@redhat.com>
19255 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
19256 for the same VAR_DECL.
19258 2008-03-06 Tom Tromey <tromey@redhat.com>
19260 * treelang: Delete.
19261 * doc/standards.texi (Standards): Don't mention treelang.
19262 * doc/invoke.texi (Overall Options): Don't mention treelang.
19263 * doc/install.texi (Prerequisites): Don't mention bison or
19265 (Configuration): Don't mention treelang.
19266 (Building): Likewise.
19267 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
19269 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
19271 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
19272 word-extractions out of a multi-word object.
19274 2008-03-06 Richard Guenther <rguenther@suse.de>
19276 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
19277 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
19278 result type and precision.
19279 * expr.c (get_inner_reference): Set unsignedp based on the result
19280 type of BIT_FIELD_REF.
19281 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
19282 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
19283 (try_instantiate_multiple_fields): Likewise. Use the correct type
19285 (sra_build_assignment): Likewise.
19286 (sra_build_elt_assignment): Likewise.
19287 (sra_explode_bitfield_assignment): Likewise.
19288 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
19289 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
19290 set BIT_FIELD_REF_UNSIGNED.
19291 (vectorizable_load): Likewise.
19293 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
19295 * cse.c (cse_extended_basic_block): Invalidate artificial defs
19298 2008-03-06 Richard Guenther <rguenther@suse.de>
19300 * alias.c (struct alias_set_entry): Move has_zero_child field
19301 to pack with alias_set.
19303 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19305 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19308 2008-03-05 Ian Lance Taylor <iant@google.com>
19310 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
19312 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
19314 * fwprop.c (update_df): Support width and offset parameters of
19316 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
19317 global_conflicts): Change DF_REF_EXTRACT to either
19318 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19319 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19320 * df-scan.c (df_ref_record, df_defs_record,
19321 df_ref_create_structure, df_def_record_1, df_uses_record,
19322 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
19323 df_bb_refs_collect, df_entry_block_defs_collect,
19324 df_exit_block_uses_collect): Support new width and offset fields.
19325 (ref_extract_pool): New storage pool.
19326 (df_free_ref): New function.
19327 (df_reg_chain_unlink, df_free_collection_rec,
19328 df_sort_and_compress_refs): Call df_free_ref.
19329 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
19331 (df_ref_create_structure): Allocate df_ref_extract if offset and
19332 width fields are used.
19333 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
19334 (df_uses_record): Get offset and width from ZERO_EXTRACT
19336 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
19337 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19338 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19339 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
19340 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19341 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19342 (df_ref_extract): New structure.
19343 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
19344 (df_ref_create): Add width and offset parameters.
19346 2008-03-05 Richard Guenther <rguenther@suse.de>
19348 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19349 Use ranges_overlap_p.
19350 (offset_overlaps_with_access): Rename
19351 to ranges_overlap_p and move ...
19352 * tree-flow-inline.h (ranges_overlap_p): ... here.
19354 * tree.h (get_inner_reference, handled_component_p): Update
19357 * tree.h (record_component_aliases, get_alias_set,
19358 alias_sets_conflict_p, alias_sets_must_conflict_p,
19359 objects_must_conflict_p): Move declarations ...
19360 * alias.h (record_component_aliases, get_alias_set,
19361 alias_sets_conflict_p, alias_sets_must_conflict_p,
19362 objects_must_conflict_p): ... here.
19363 Include coretypes.h.
19364 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
19366 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
19368 * cfg.c: Include tree-flow.h.
19369 (remove_edge_raw): Call redirect_edge_var_map_clear.
19370 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
19371 * tree-flow-inline.h (redirect_edge_var_map_def): New.
19372 (redirect_edge_var_map_result): New.
19373 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
19374 PENDING_STMT use with redirect_edge_var_map_*.
19375 * tree-ssa.c (edge_var_maps): New definition.
19376 (redirect_edge_var_map_add): New.
19377 (redirect_edge_var_map_clear): New.
19378 (redirect_edge_var_map_dup): New.
19379 (redirect_edge_var_map_vector): New.
19380 (redirect_edge_var_map_destroy): New.
19381 (ssa_redirect_edge): Replace PENDING_STMT use with
19382 redirect_edge_var_map_*.
19383 (flush_pending_stmts): Same.
19384 (delete_tree_ssa): Destroy edge var map.
19385 * tree-flow.h (struct _edge_var_map): New.
19386 Define edge_var_map vector type.
19387 Declare redirect_edge_var_map_* prototypes.
19388 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
19389 * tree-cfg.c (reinstall_phi_args): Replace
19390 PENDING_STMT use with redirect_edge_var_map_*.
19392 2008-03-05 Richard Guenther <rguenther@suse.de>
19394 PR tree-optimization/35472
19395 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
19396 whose single use_stmt has a overlapping set of loaded and
19397 stored symbols as that use_stmt might be a noop assignment then.
19399 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19401 * gthr-rtems.h: Implement __gthread_mutex_destroy.
19403 2008-03-05 Richard Guenther <rguenther@suse.de>
19406 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
19407 should be constants.
19408 * tree-cfg.c (verify_expr): Verify it.
19409 * fold-const.c (fold_truthop): Remove code generating
19410 BIT_FIELD_REFs of structure bases.
19411 (fold_binary): Likewise.
19412 (fold_ternary): Position and size of BIT_FIELD_REFs are
19413 always host integers.
19414 (make_bit_field_ref): Remove.
19415 (optimize_bit_field_compare): Remove.
19416 (all_ones_mask_p): Remove.
19418 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
19421 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
19422 (split_block_and_df_analyze): New. Split basic block and rebuild
19424 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
19426 (split_pattern_seq): Likewise.
19427 (erase_matching_seqs): Likewise.
19428 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
19430 2008-03-04 Geoff Keating <geoffk@apple.com>
19432 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
19433 declaration and code.
19434 (tree_invalid_nonnegative_warnv_p): Likewise.
19436 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
19438 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
19439 examples. Truncate option-names then causing overfull hbox.
19441 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19444 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
19446 * configure: Rebuilt.
19448 2008-03-04 Rafael Espíndola <espindola@google.com>
19450 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
19451 (tree_unary_nonnegative_warnv_p): New.
19452 (tree_binary_nonnegative_warnv_p): New.
19453 (tree_single_nonnegative_warnv_p): New.
19454 (tree_invalid_nonnegative_warnv_p): New.
19455 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
19457 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19460 * opts.c (handle_option): Postpone 'unknown option' errors only for
19463 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
19466 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
19469 2008-03-04 Rafael Espíndola <espindola@google.com>
19471 * fold-const.c (tree_unary_nonzero_warnv_p): New.
19472 (tree_binary_nonzero_warnv_p): New.
19473 (tree_single_nonzero_warnv_p): New.
19474 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19476 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19478 PR middle-end/35456
19479 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19480 transformations for modes that have signed zeros.
19481 * ifcvt.c (noce_try_abs): Ditto.
19483 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19485 * config/i386/i386.c (override_options): Force
19486 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19488 2008-03-04 Jan Hubicka <jh@suse.cz>
19491 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19494 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19496 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19497 label to probe the stack.
19499 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19501 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19502 (__gthr_win32_mutex_destroy): Declare.
19503 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19504 __gthr_win32_mutex_destroy.
19505 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19507 2008-03-03 Jan Hubicka <jh@suse.cz>
19510 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19511 aggressive on inlining cold calls.
19513 2008-03-03 Richard Guenther <rguenther@suse.de>
19515 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19516 struct copies into the expression table.
19517 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19518 (try_to_simplify): Likewise.
19519 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19520 integral and pointer arguments which do not change the
19521 precision to NOP_EXPRs.
19522 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19523 VIEW_CONVERT_EXPR case.
19525 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19527 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19528 defined in a loop at depth 0 is invariant.
19529 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19530 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19531 be called at loop depth 0.
19533 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19536 * gcc.c (process_command): Update copyright notice dates.
19537 * gcov.c (print_version): Likewise.
19538 * gcov-dump.c (print_version): Likewise.
19539 * mips-tfile.c (main): Likewise.
19540 * mips-tdump.c (main): Likewise.
19542 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19545 * c-common.c (flag_permissive): Delete.
19546 (constant_expression_warnings): Check flags first.
19547 (constant_expression_error): New.
19548 * c-common.h (flag_permissive): Delete.
19549 (constant_expression_error): Declare.
19550 * flags.h (flag_permissive): Declare. Update description.
19551 * diagnostic.c (pedwarn): Update.
19553 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19554 (permissive_error_kind): New.
19555 * toplev.c (flag_permissive): Define. Update description.
19556 * toplev.h (permissive_error_kind): Declare.
19557 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19558 (pedwarn_c90): Use pedantic_warning_kind.
19559 * c-opts.c (c_common_post_options): flag_permissive does not affect
19560 flag_pedantic_errors.
19562 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19564 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19565 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19566 __absvsi2, __absvDI2): Use unsigned arithmetic.
19568 2008-03-02 Andi Kleen <ak@suse.de>
19569 Richard Guenther <rguenther@suse.de>
19571 * struct-equiv.c: Remove file.
19572 * cfg_cleanup.c (condjump_equiv_p): Remove.
19573 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19574 (struct-equiv.o): Remove rule.
19575 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19576 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19577 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19579 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19581 * ifcvt.c (noce_process_if_block): Try to handle only the then
19582 block if the else block exists but isn't suitable.
19584 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19587 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19588 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19589 regression from previous patch.
19591 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19594 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19596 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19597 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19598 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19599 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19600 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19601 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19602 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19603 (__gthread_mutex_destroy_function): Rename to
19604 __gthread_mutex_destroy.
19605 * gthr-dce.h (__gthread_mutex_destroy): Call
19606 pthread_mutex_destroy.
19607 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19608 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19609 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19611 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19613 * df-scan.c (df_ref_chain_change_bb): Simplify.
19614 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19615 set_block_for_insn if there's any change.
19616 * df.h ((df_insn_change_bb): Fix prototype.
19617 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19618 df_insn_change_bb, don't call set_block_for_insn.
19619 * emit-rtl.c (reorder_insns): Likewise.
19620 * haifa-sched.c (move_insn): Likewise.
19622 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19624 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19626 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19628 * tree-flow-inline.h (next_readonly_imm_use): Return
19629 NULL_USE_OPERAND_P after the end.
19631 2008-03-01 Richard Guenther <rguenther@suse.de>
19633 PR tree-optimization/35411
19634 * tree-sra.c (sra_build_assignment): Split conversion to
19635 final type to a separate statement if we are not assigning
19638 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19640 * fold-const.c (fold_convertible_p): Correct the logic to follow
19641 that in fold_convert().
19643 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19646 * tree-inline.c (build_duplicate_type): When we make a
19647 duplicate type, make it unique in the canonical types system.
19649 2008-02-29 Tom Tromey <tromey@redhat.com>
19651 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19652 input_file_stack_history, input_file_stack_restored): Remove.
19653 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19654 * input.h (struct file_stack): Remove.
19655 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19656 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19658 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19660 (diagnostic_last_module_changed): Add 'map' argument.
19661 (diagnostic_set_last_function): Likewise.
19662 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19663 line map, not input_file_stack.
19664 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19666 2008-02-29 Paul Brook <paul@codesourcery.com>
19668 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19670 2008-02-29 Paul Brook <paul@codesourcery.com>
19672 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19674 2008-02-29 Richard Guenther <rguenther@suse.de>
19676 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19678 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19679 value for comparing for a store match.
19680 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19681 (try_to_simplify): Do not do a full-blown reference lookup.
19683 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19685 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19686 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19688 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19690 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19692 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19693 strides against cache sizes.
19695 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19697 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19700 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19702 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19703 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19704 is smaller than the original promoted value.
19705 (simplify_subreg): If OP is a SUBREG, try to preserve its
19706 SUBREG_PROMOTED_VAR_P information.
19708 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19710 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19711 (VN_INFO_GET): Allocate new objects on the obstack.
19712 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19713 for rpo_numbers_temp, for consistency.
19714 (free_scc_vn): Free the obstack.
19716 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19718 * doc/invoke.texi: Document -ftree-loop-distribution.
19719 * tree-loop-distribution.c: New.
19720 * tree-pass.h (pass_loop_distribution): New.
19721 * graphds.h (struct graph): Add htab_t indices.
19722 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19723 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19724 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19725 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19726 * tree-data-ref.c (debug_data_dependence_relations): New.
19727 (dump_data_dependence_relation): Also print data references.
19728 (free_data_ref): Extern.
19729 (same_access_functions): Moved...
19730 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19731 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19732 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19733 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19734 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19735 (stmts_from_loop): Skip LABEL_EXPR.
19736 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19738 (build_rdg): Initialize rdg->indices htab.
19739 (free_rdg, stores_from_loop, ref_base_address,
19740 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19741 have_similar_memory_accesses_1, ref_base_address_1,
19742 remove_similar_memory_refs): New.
19743 * tree-data-ref.h: Depend on tree-chrec.h.
19744 (debug_data_dependence_relations, free_data_ref): Declared.
19745 (same_access_functions): ... here.
19746 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19748 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19749 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19750 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19751 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19752 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19753 rdg_vertex_for_stmt): Declared.
19754 (struct rdg_edge): Add level.
19756 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19757 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19759 (rdg_has_similar_memory_accesses): New.
19760 * tree-vect-analyze.c: Remove unused static decls.
19761 * lambda.h (dependence_level): New.
19762 * common.opt (ftree-loop-distribution): New.
19763 * tree-flow.h (mark_virtual_ops_in_bb,
19764 slpeel_tree_duplicate_loop_to_edge_cfg,
19765 rename_variables_in_loop): Declared.
19766 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19767 (OBJS-common): Add tree-loop-distribution.o.
19768 (tree-loop-distribution.o): New rule.
19769 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19770 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19771 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19773 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19776 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19777 other than structures and unions.
19779 2008-02-28 Richard Guenther <rguenther@suse.de>
19782 2008-02-26 Richard Guenther <rguenther@suse.de>
19784 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19785 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19786 (lookup_decl_from_uid): Declare.
19787 (remove_decl_from_map): Likewise.
19788 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19789 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19790 (decl_for_uid_map): New global hashtable mapping DECL_UID
19792 (init_ttree): Allocate it.
19793 (insert_decl_to_uid_decl_map): New helper function.
19794 (make_node_stat): Insert new decls into the map.
19795 (copy_node_stat): Likewise.
19796 (lookup_decl_from_uid): New function.
19797 (remove_decl_from_map): Likewise.
19798 (print_decl_for_uid_map_statistics): New helper.
19799 (dump_tree_statistics): Call it.
19801 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19802 (referenced_var_iterator): Adjust.
19803 (FOR_EACH_REFERENCED_VAR): Adjust.
19804 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19805 (num_referenced_vars): Adjust.
19806 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19807 (first_referenced_var): Remove.
19808 (end_referenced_vars_p): Likewise.
19809 (next_referenced_var): Likewise.
19810 (referenced_var_iterator_set): New helper function.
19811 * tree-dfa.c (referenced_var_lookup): Adjust.
19812 (referenced_var_check_and_insert): Likewise.
19813 (remove_referenced_var): Likewise.
19814 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19815 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19816 (verify_call_clobbering): Likewise.
19817 (verify_memory_partitions): Likewise.
19818 (init_tree_ssa): Allocate bitmap instead of hashtable for
19820 (delete_tree_ssa): Adjust.
19821 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19822 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19823 (compute_tag_properties): Likewise.
19824 (set_initial_properties): Likewise.
19825 (find_partition_for): Likewise.
19826 (update_reference_counts): Likewise.
19827 (dump_may_aliases_for): Likewise.
19828 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19829 (add_call_clobber_ops): Likewise.
19830 (add_call_read_ops): Likewise.
19831 (get_asm_expr_operands): Likewise.
19832 * tree-into-ssa.c (dump_decl_set): Likewise.
19833 (update_ssa): Likewise.
19834 * tree-sra.c (scan_function): Likewise.
19835 (decide_instantiations): Likewise.
19836 (scalarize_parms): Likewise.
19837 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19838 (dsa_named_for): Likewise.
19839 * tree-ssa-structalias.c (update_alias_info): Likewise.
19840 (merge_smts_into): Likewise.
19842 2008-02-27 David Daney <ddaney@avtrex.com>
19845 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19846 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19847 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19848 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19849 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19851 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19854 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19855 (BUILT_IN_NEXTTOWARD): Remove.
19856 (BUILT_IN_NEXTTOWARDF): Ditto.
19857 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19858 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19860 2008-02-27 Tom Tromey <tromey@redhat.com>
19862 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19863 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19865 2008-02-27 Jan Beulich <jbeulich@novell.com>
19867 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19868 update the respective field on newdecl.
19870 2008-02-27 Revital Eres <eres@il.ibm.com>
19872 PR rtl-optimization/34999
19873 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19874 crossing edges that ends with a call insn.
19875 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19876 call insn and clear the EDGE_CROSSING flag of the crossing edge
19877 when fixing fallthru edges.
19879 2008-02-27 Richard Guenther <rguenther@suse.de>
19881 PR middle-end/35390
19882 * fold-const.c (fold_unary): Return the correct argument,
19883 converted to the result type.
19885 2008-02-27 Richard Guenther <rguenther@suse.de>
19887 PR middle-end/34971
19888 * expr.c (expand_expr_real_1): Assert on rotates that operate
19890 * fold-const.c (fold_binary): Use the types precision, not the
19891 bitsize of the mode if folding rotate expressions. Build rotates
19892 only for full modes.
19894 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19896 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19897 and CPP_PRAGMA_EOL.
19898 * c-pragma.c (pragma_ns_name): New typedef.
19899 (registered_pp_pragmas): New variable.
19900 (c_pp_lookup_pragma): New function.
19901 (c_register_pragma_1): If flag_preprocess_only, do nothing
19902 for non-expanded pragmas, for expanded ones push pragma's
19903 namespace and name into registered_pp_pragmas vector.
19904 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19905 flag_preprocess_only, don't register GCC pch_preprocess
19906 pragma if flag_preprocess_only.
19907 * c-opts.c (c_common_init): Call init_pragma even if
19908 flag_preprocess_only.
19909 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19910 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19911 cpp_register_pragma if flag_preprocess_only.
19913 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19916 * c-parser.c (c_parser_translation_unit): Warn for empty
19917 translation unit, not empty source file.
19919 2008-02-26 Paul Brook <paul@codesourcery.com>
19921 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19922 operand for Thumb-2.
19923 * config/arm/arm.h (reg_class): Add CORE_REGS.
19924 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19925 (BASE_REG_CLASS): Use CORE_REGS.
19926 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19927 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19928 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19929 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19930 ARM_REGNO_OK_FOR_INDEX_P.
19931 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19932 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19933 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19934 (ldm/stm peepholes): Ditto.
19935 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19936 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19937 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19938 * config/arm/constraints.md: Enable "k" constraint on ARM.
19940 2008-02-27 Ben Elliston <bje@au.ibm.com>
19942 * config/rs6000/rs6000.c: Annotate cache line size field in all
19943 instances of struct processor_costs.
19945 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19947 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19948 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19949 jump_bypass): New counters.
19950 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19951 * dce.c (gate_ud_dce): Same.
19952 (gate_fast_dce): Same.
19953 * dse.c (gate_dse1): New function.
19954 (gate_dse2): New function.
19955 (gate_dse): Merge results of new gate functions.
19956 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19957 (gate_handle_jump_bypass): Add dbg_cnt.
19958 (gate_handle_gcse): Add dbg_cnt.
19959 * ifcvt.c (gate_handle_if_conversion): Same.
19960 (gate_handle_if_after_combine): Same.
19961 (gate_handle_if_after_reload): Same.
19962 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19964 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19966 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19968 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19970 2008-02-26 Jason Merrill <jason@redhat.com>
19973 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19974 alone if it's the naming decl for the type's main variant.
19976 2008-02-26 Tom Tromey <tromey@redhat.com>
19978 * system.h (USE_MAPPED_LOCATION): Poison.
19979 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19980 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19981 (make_goto_expr_edges): Likewise.
19982 (remove_bb): Likewise.
19983 (execute_warn_function_return): Likewise.
19984 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19986 * c-common.c (fname_decl): Remove old location code.
19987 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19989 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19991 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19992 (gen_rtx_ASM_INPUT): Likewise.
19993 (gen_rtx_ASM_INPUT_loc): Likewise.
19994 (get_rtx_asm_OPERANDS): Remove.
19995 * cfglayout.c (insn_locators_alloc): Remove old location code.
19996 (set_curr_insn_source_location): Likewise.
19997 (curr_insn_locator): Likewise.
19998 * print-tree.c (print_node): Remove old location code.
19999 * tree-mudflap.c (mf_varname_tree): Remove old location code.
20000 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
20001 * cfgexpand.c (expand_gimple_cond_expr): Don't use
20002 location_from_locus.
20003 (construct_exit_block): Remove old location code.
20004 * emit-rtl.c (force_next_line_note): Remove old location code.
20005 * profile.c (branch_prob): Remove old location code.
20006 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
20007 LOC_LINE): Remove old-location variants.
20008 * langhooks.c (lhd_print_error_function): Remove old location
20010 * configure, config.in: Rebuilt.
20011 * configure.ac (--enable-mapped-location): Remove.
20012 * c-decl.c (c_init_decl_processing): Remove old location code.
20013 (finish_function): Likewise.
20014 * recog.c (decode_asm_operands): Remove old location code.
20015 * c-pch.c (c_common_read_pch): Remove old location code.
20016 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
20018 * gimple-low.c (lower_function_body): Remove old location code.
20019 * toplev.c (unknown_location): Remove.
20020 (push_srcloc): Remove old-location variant.
20021 (process_options): Remove old location code.
20022 (lang_dependent_init): Likewise.
20023 * input.h (UNKNOWN_LOCATION): Move definition.
20024 (location_t): Undeprecate.
20025 (source_locus): Remove.
20026 (location_from_locus): Remove.
20027 (struct location_s): Remove.
20028 Remove all old-location code.
20029 (input_line, input_filename): Remove.
20030 * final.c (final_scan_insn): Remove old location code.
20031 * diagnostic.c (diagnostic_build_prefix): Remove
20032 USE_MAPPED_LOCATION test.
20033 * tree.h (gimple_stmt) <locus>: Now a location_t.
20034 (tree_exp) <locus>: Likewise.
20035 (DECL_IS_BUILTIN): Remove old-location variant.
20036 (annotate_with_file_line, annotate_with_locus): Likewise.
20037 (expr_locus, set_expr_locus): Update.
20038 * tree.c (build1_stat): Remove old location code.
20039 (last_annotated_node): Remove.
20040 (annotate_with_file_line): Remove old-location variant.
20041 (annotate_with_locus): Likewise.
20042 (expr_location): Remove old location code.
20043 (set_expr_location): Likewise.
20044 (expr_has_location): Likewise.
20045 (expr_locus): Likewise.
20046 (set_expr_locus): Likewise.
20047 (expr_filename): Don't use location_from_locus.
20048 (expr_lineno): Likewise.
20049 * rtl-error.c (location_for_asm): Remove old location code.
20050 * c-lex.c (cb_line_change): Remove old location code.
20051 (fe_file_change): Likewise.
20052 (cb_def_pragma): Likewise.
20053 (c_lex_with_flags): Likewise.
20054 * gengtype.c (do_typedef): Don't special-case location types.
20055 (define_location_structures): Remove.
20056 (main): Don't call define_location_structures.
20057 * tree-pretty-print.c (dump_implicit_edges): Remove old location
20060 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20063 * builtins.def (BUILT_IN_STDARG_START): Remove.
20064 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
20065 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
20066 * tree-inline.c (inline_forbidden_p_1): Likewise.
20068 2008-02-26 Richard Guenther <rguenther@suse.de>
20070 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20071 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20072 (lookup_decl_from_uid): Declare.
20073 (remove_decl_from_map): Likewise.
20074 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20075 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20076 (decl_for_uid_map): New global hashtable mapping DECL_UID
20078 (init_ttree): Allocate it.
20079 (insert_decl_to_uid_decl_map): New helper function.
20080 (make_node_stat): Insert new decls into the map.
20081 (copy_node_stat): Likewise.
20082 (lookup_decl_from_uid): New function.
20083 (remove_decl_from_map): Likewise.
20084 (print_decl_for_uid_map_statistics): New helper.
20085 (dump_tree_statistics): Call it.
20087 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20088 (referenced_var_iterator): Adjust.
20089 (FOR_EACH_REFERENCED_VAR): Adjust.
20090 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20091 (num_referenced_vars): Adjust.
20092 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20093 (first_referenced_var): Remove.
20094 (end_referenced_vars_p): Likewise.
20095 (next_referenced_var): Likewise.
20096 (referenced_var_iterator_set): New helper function.
20097 * tree-dfa.c (referenced_var_lookup): Adjust.
20098 (referenced_var_check_and_insert): Likewise.
20099 (remove_referenced_var): Likewise.
20100 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20101 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20102 (verify_call_clobbering): Likewise.
20103 (verify_memory_partitions): Likewise.
20104 (init_tree_ssa): Allocate bitmap instead of hashtable for
20106 (delete_tree_ssa): Adjust.
20107 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20108 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20109 (compute_tag_properties): Likewise.
20110 (set_initial_properties): Likewise.
20111 (find_partition_for): Likewise.
20112 (update_reference_counts): Likewise.
20113 (dump_may_aliases_for): Likewise.
20114 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20115 (add_call_clobber_ops): Likewise.
20116 (add_call_read_ops): Likewise.
20117 (get_asm_expr_operands): Likewise.
20118 * tree-into-ssa.c (dump_decl_set): Likewise.
20119 (update_ssa): Likewise.
20120 * tree-sra.c (scan_function): Likewise.
20121 (decide_instantiations): Likewise.
20122 (scalarize_parms): Likewise.
20123 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20124 (dsa_named_for): Likewise.
20125 * tree-ssa-structalias.c (update_alias_info): Likewise.
20126 (merge_smts_into): Likewise.
20128 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20131 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
20132 * c-opts.c (c_common_handle_option): Wall enables
20133 Wvolatile-register-var.
20134 * common.opt: Move Wvolatile-register-var to...
20137 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20139 * common.opt (Wlarger-than=): New.
20140 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
20142 * opts.c (common_handle_option): Handle -Wlarger-than=.
20143 * optc-gen.awk: Likewise.
20144 * opth-gen.awk: Likewise.
20145 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
20146 * tree-optimize.c (tree_rest_of_compilation): Likewise.
20148 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20150 * c-common.c (match_case_to_enum_1): Add appropriate
20151 OPT_W* parameter to warning.
20152 (c_do_switch_warnings): Likewise.
20153 * c-typeck.c (warning_init): Add one more parameter following
20154 'warning' function.
20155 (push_init_level): Update call to warning_init.
20156 (pop_init_level): Likewise.
20157 (add_pending_init): Likewise.
20158 (output_init_element: Likewise.
20160 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20163 * toplev.c (toplev_main): If there are warnings or error, print
20164 errors for ignored options.
20165 * opts.c (ignored_options): New static variable.
20166 (postpone_unknown_option_error): New.
20167 (print_ignored_options): New.
20168 (handle_option): Postpone errors for unknown -Wno-* options.
20169 * opts.h (print_ignored_options): Declare.
20171 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
20173 * config/mips/mips.md (loadgp_blockage, blockage): Change type
20176 2008-02-25 Richard Guenther <rguenther@suse.de>
20179 2008-02-25 Richard Guenther <rguenther@suse.de>
20181 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20182 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20183 (lookup_decl_from_uid): Declare.
20184 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20185 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20186 (decl_for_uid_map): New global hashtable mapping DECL_UID
20188 (init_ttree): Allocate it.
20189 (insert_decl_to_uid_decl_map): New helper function.
20190 (make_node_stat): Insert new decls into the map.
20191 (copy_node_stat): Likewise.
20192 (lookup_decl_from_uid): New function.
20193 (print_decl_for_uid_map_statistics): New helper.
20194 (dump_tree_statistics): Call it.
20196 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20197 (referenced_var_iterator): Adjust.
20198 (FOR_EACH_REFERENCED_VAR): Adjust.
20199 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20200 (num_referenced_vars): Adjust.
20201 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20202 (first_referenced_var): Remove.
20203 (end_referenced_vars_p): Likewise.
20204 (next_referenced_var): Likewise.
20205 (referenced_var_iterator_set): New helper function.
20206 * tree-dfa.c (referenced_var_lookup): Adjust.
20207 (referenced_var_check_and_insert): Likewise.
20208 (remove_referenced_var): Likewise.
20209 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20210 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20211 (verify_call_clobbering): Likewise.
20212 (verify_memory_partitions): Likewise.
20213 (init_tree_ssa): Allocate bitmap instead of hashtable for
20215 (delete_tree_ssa): Adjust.
20216 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20217 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20218 (compute_tag_properties): Likewise.
20219 (set_initial_properties): Likewise.
20220 (find_partition_for): Likewise.
20221 (update_reference_counts): Likewise.
20222 (dump_may_aliases_for): Likewise.
20223 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20224 (add_call_clobber_ops): Likewise.
20225 (add_call_read_ops): Likewise.
20226 (get_asm_expr_operands): Likewise.
20227 * tree-into-ssa.c (dump_decl_set): Likewise.
20228 (update_ssa): Likewise.
20229 * tree-sra.c (scan_function): Likewise.
20230 (decide_instantiations): Likewise.
20231 (scalarize_parms): Likewise.
20232 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20233 (dsa_named_for): Likewise.
20234 * tree-ssa-structalias.c (update_alias_info): Likewise.
20235 (merge_smts_into): Likewise.
20237 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20240 * doc/invoke.texi (-fcx-limited-range): Document new option.
20241 * toplev.c (process_options): Handle -fcx-fortran-rules.
20242 * common.opt: Add documentation for -fcx-fortran-rules.
20244 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20247 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
20248 actual behaviour and C99.
20250 2008-02-26 Ben Elliston <bje@au.ibm.com>
20252 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
20253 (ASM_CPU_POWER6_SPEC): Likewise.
20254 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
20255 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
20256 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
20258 2008-02-25 Richard Guenther <rguenther@suse.de>
20260 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20261 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20262 (lookup_decl_from_uid): Declare.
20263 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20264 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20265 (decl_for_uid_map): New global hashtable mapping DECL_UID
20267 (init_ttree): Allocate it.
20268 (insert_decl_to_uid_decl_map): New helper function.
20269 (make_node_stat): Insert new decls into the map.
20270 (copy_node_stat): Likewise.
20271 (lookup_decl_from_uid): New function.
20272 (print_decl_for_uid_map_statistics): New helper.
20273 (dump_tree_statistics): Call it.
20275 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20276 (referenced_var_iterator): Adjust.
20277 (FOR_EACH_REFERENCED_VAR): Adjust.
20278 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20279 (num_referenced_vars): Adjust.
20280 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20281 (first_referenced_var): Remove.
20282 (end_referenced_vars_p): Likewise.
20283 (next_referenced_var): Likewise.
20284 (referenced_var_iterator_set): New helper function.
20285 * tree-dfa.c (referenced_var_lookup): Adjust.
20286 (referenced_var_check_and_insert): Likewise.
20287 (remove_referenced_var): Likewise.
20288 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20289 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20290 (verify_call_clobbering): Likewise.
20291 (verify_memory_partitions): Likewise.
20292 (init_tree_ssa): Allocate bitmap instead of hashtable for
20294 (delete_tree_ssa): Adjust.
20295 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20296 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20297 (compute_tag_properties): Likewise.
20298 (set_initial_properties): Likewise.
20299 (find_partition_for): Likewise.
20300 (update_reference_counts): Likewise.
20301 (dump_may_aliases_for): Likewise.
20302 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20303 (add_call_clobber_ops): Likewise.
20304 (add_call_read_ops): Likewise.
20305 (get_asm_expr_operands): Likewise.
20306 * tree-into-ssa.c (dump_decl_set): Likewise.
20307 (update_ssa): Likewise.
20308 * tree-sra.c (scan_function): Likewise.
20309 (decide_instantiations): Likewise.
20310 (scalarize_parms): Likewise.
20311 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20312 (dsa_named_for): Likewise.
20313 * tree-ssa-structalias.c (update_alias_info): Likewise.
20314 (merge_smts_into): Likewise.
20316 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
20319 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
20320 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
20321 * alias.h (nonoverlapping_memrefs_p): Likewise.
20323 2008-02-25 Jan Beulich <jbeulich@novell.com>
20325 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
20326 * config/i386/netware-libgcc.exp: Add __bswap?i2,
20327 __emultls_get_address, __emultls_register_common,
20328 __floatundi?f, and _Unwind_GetIPInfo.
20329 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
20330 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
20331 (gen_regparm_prefix): Likewise.
20332 (i386_nlm_encode_section_info): Sync with
20333 config/i386/winnt.c:i386_pe_encode_section_info().
20334 (i386_nlm_maybe_mangle_decl_assembler_name): New.
20335 i386_nlm_mangle_decl_assembler_name): New.
20336 (netware_override_options): New.
20337 * config/i386/netware.h (netware_override_options): Declare.
20338 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
20339 (i386_nlm_mangle_decl_assembler_name): Declare.
20340 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
20342 2008-02-25 Ben Elliston <bje@au.ibm.com>
20345 * c-decl.c (grokdeclarator): Remove unused local variables
20346 `typedef_type' and `type_as_written'.
20348 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
20349 unused local variable `has_hot_blocks'.
20350 (fix_crossing_conditional_branches): Remove unused local variable
20353 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
20355 PR middle-end/19984
20356 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
20357 using DEF_C99_BUILTIN.
20358 (BUILT_IN_NANF): Ditto.
20359 (BUILT_IN_NANL): Ditto.
20361 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
20362 Revital Eres <eres@il.ibm.com>
20364 * modulo-sched.c (calculate_must_precede_follow): Address TODO
20365 regarding the order of two dependent insns in the same row.
20367 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
20369 * stor-layout.c (layout_decl): Do not bump the alignment of a
20370 bit-field to more than byte alignment if it is packed.
20372 2008-02-24 David Edelsohn <edelsohn@gnu.org>
20374 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
20377 2008-02-24 Diego Novillo <dnovillo@google.com>
20379 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
20382 * tree-vrp.c (vrp_evaluate_conditional): With
20383 -Wtype-limits, emit a warning when comparing against a
20384 constant outside the natural range of OP0's type.
20385 * c.opt (Wtype-limits): Move ...
20386 * common.opt (Wtype-limits): ... here.
20388 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
20390 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
20391 * config/rs6000/e300c2c3.md: New file.
20392 * config/rs6000/rs6000.c (processor_costs): Add new costs for
20394 (rs6000_override_options): Add e300c2 and e300c3 cases to
20395 processor_target_table. Do not allow usage of Altivec or Spe
20396 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
20397 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
20398 * config/rs6000/rs6000.h (processor_type): Add
20399 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
20400 (ASM_CPU_SPEC): Add e300c2 and e300c3.
20401 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
20402 and ppce300c3. Include e300c2c3.md.
20404 2008-02-23 David Edelsohn <edelsohn@gnu.org>
20406 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
20407 instead of TARGET_STRICT_ALIGN.
20409 2008-02-23 Joseph Myers <joseph@codesourcery.com>
20411 * explow.c (memory_address): Assert that the generated address is
20414 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20417 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
20418 * config/darwin-ppc-ldouble-patch.def: New file.
20419 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
20420 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
20421 SUBTARGET_INIT_BUILTINS if defined.
20422 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
20425 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20428 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
20429 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
20431 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20434 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
20435 file" warning condtional on -Winvalid-PCH.
20437 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
20439 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
20441 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
20445 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
20446 prevent reload from using MMX registers.
20447 (*mov<mode>_internal): Ditto.
20448 (*movv2sf_internal_rex64): Ditto.
20449 (*movv2sf_internal): Ditto.
20451 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20453 PR documentation/31569
20454 * doc/install.texi2html: Use makeinfo --no-number-sections.
20456 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20458 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
20459 ensure that we can address an entire entity > 8 bytes. Don't
20460 generate reg+reg addressing for such data.
20462 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20464 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
20465 strings when optimizing for size, unless the target cares about
20468 2008-02-22 Tom Tromey <tromey@redhat.com>
20470 * regclass.c (current_pass): Remove declaration.
20472 2008-02-22 Anatoly Sokolov <aesok@post.ru>
20474 * config/avr/libgcc.S (__RAMPZ__): Define.
20475 (__do_copy_data): Add for devices with 128KB code memory.
20477 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20479 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20481 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20483 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20485 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20488 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20491 * c-typeck.c (build_binary_op): Warn about floating point
20492 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20494 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20497 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20498 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20500 (rs6000_override_options): Set altivec_abi as default, not override,
20501 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20502 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20503 is used; use new member spe_abi.
20504 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20505 spe_abi and altivec_abi.
20507 2008-02-22 Tomas Bily <tbily@suse.cz>
20509 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20511 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20514 * config.build (build_file_translate): Set to `CMD //c' only if
20516 * Makefile.in (build_file_translate): Improve comment.
20518 2008-02-21 Jan Hubicka <jh@suse.cz>
20520 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20521 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20522 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20524 2008-02-21 Michael Matz <matz@suse.de>
20527 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20529 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20531 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20532 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20533 as insn constraint.
20534 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20535 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20536 SSE_VEC_FLOAT_MODE_P as insn constraint.
20537 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20538 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20539 sse4a_movntdf using MODEF mode iterator.
20540 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20541 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20542 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20543 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20544 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20545 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20546 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20548 2008-02-21 Richard Guenther <rguenther@suse.de>
20550 * tree.def (PAREN_EXPR): New tree code.
20551 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20553 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20554 * expr.c (expand_expr_real_1): Likewise.
20555 * tree-inline.c (estimate_num_insns_1): Likewise.
20556 * tree-complex.c (expand_complex_move): Likewise.
20557 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20560 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20563 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20565 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20568 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20570 * config/sh/sh.c (find_barrier): Don't go past
20571 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20573 2008-02-20 DJ Delorie <dj@redhat.com>
20575 * config/h8300/h8300.md (insv): Force source operand to be a register.
20577 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20578 as a jump, not as a plain insn.
20580 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20582 * doc/invoke.texi (Warning Options): Add new option
20583 -Wframe-larger-than=.
20584 (-Wframe-larger-than): Document.
20586 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20587 Add declarations for new option variables.
20589 * final.c (final_start_function): Check the frame size
20590 before emission and issue a Wframe-larger-than warning.
20592 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20593 Add definitions for new option variables.
20594 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20596 * common.opt (Wframe-larger-than=): New option.
20598 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20600 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20601 (<sse>_div<mode>3): Ditto.
20602 (<sse>_vmdiv<mode>3): Ditto.
20603 (<sse>_vmsqrt<mode>2): Ditto.
20604 (*smax<mode>3): Ditto.
20605 (sse5_frcz<mode>2): Ditto.
20606 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20607 as insn constraint.
20609 2008-02-20 Richard Guenther <rguenther@suse.de>
20611 PR middle-end/35265
20612 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20613 be happy with INTEGRAL_TYPE_P.
20615 2008-02-20 Richard Guenther <rguenther@suse.de>
20617 * fold-const.c (split_tree): Associate floatig-point expressions
20618 if flag_associative_math is set.
20620 2008-02-20 Richard Guenther <rguenther@suse.de>
20622 * tree.h (fold_real_zero_addition_p): Declare.
20623 * fold-const.c (fold_real_zero_addition_p): Export.
20624 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20625 floating-point operations with zero and one.
20627 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20629 * doc/install.texi: Correct references to CFLAGS, replacing them
20630 with BOOT_CFLAGS. Document flags used during bootstrap for
20633 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20635 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20636 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20637 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20639 (smin<mode>3): Ditto from similar patterns.
20640 (smax<mode>3): Ditto.
20641 (*ieee_smin<mode>3): Ditto.
20642 (*ieee_smax<mode>3): Ditto.
20643 * config/i386/sse.md (sse): New mode attribute.
20644 (mov<mode>): Macroize expander from movv4sf and movv2df using
20645 SSEMODEF2P mode iterator.
20646 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20647 SSE_VEC_FLOAT_MODE_P as insn constraint.
20648 (storent<mode>): Ditto.
20649 (storent<mode>): Macroize expander from storentsf and storentdf using
20650 MODEF mode iterator.
20651 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20652 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20653 (abs<mode>2): Ditto from similar patterns.
20654 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20655 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20656 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20657 (<sse>_vmsqrt<mode>2): Ditto.
20658 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20659 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20660 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20661 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20662 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20663 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20664 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20666 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20667 iterator and SSE_FLOAT_MODE_P as insn constraint.
20668 (<sse>_ucomi): Ditto from similar patterns.
20669 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20670 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20671 SSE_VEC_FLOAT_MODE_P as insn constraint.
20672 (vcond<mode>): Ditto from similar patterns.
20673 (and<mode>3, *and<mode>3): Ditto.
20674 (<sse>_nand<mode>3): Ditto.
20675 (ior<mode>3, *ior<mode>3): Ditto.
20676 (xor<mode>3, *xor<mode>3): Ditto.
20677 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20678 iterator and SSE_FLOAT_MODE_P as insn constraint.
20679 (*nand<mode>3): Ditto from similar patterns.
20680 (*ior<mode>3): Ditto.
20681 (*xor<mode>3): Ditto.
20683 2008-02-20 Ira Rosen <irar@il.ibm.com>
20685 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20686 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20687 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20689 2008-02-19 Jan Hubicka <jh@suse.cz>
20691 * predict.c (tree_bb_level_predictions): Remove variable next
20692 mistakely introduced by previous commit.
20694 2008-02-19 Jan Hubicka <jh@suse.cz>
20696 * predict.c (predict_paths_leading_to): Rewrite.
20697 (predict_paths_for_bb): New.
20698 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20700 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20703 * Makefile.in (build_file_translate): New.
20704 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20705 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20706 * configure.ac (build_file_translate): Substitute it.
20707 * configure: Regenerate.
20709 2008-02-19 Jan Hubicka <jh@suse.cz>
20711 PR rtl-optimization/34408
20712 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20715 2008-02-19 Jan Hubicka <jh@suse.cz>
20717 PR middle-end/28779
20718 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20721 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20724 * config/i386/i386-modes.def: Revert the last DI alignment
20725 change until Ada people can look into it.
20727 2008-02-19 Nick Clifton <nickc@redhat.com>
20729 * opts.c (print_specific_help): Fix typo in --help text.
20731 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20734 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20735 32-bit inline asm without asm alternatives for host GCC < 3.0.
20737 2008-02-19 Richard Guenther <rguenther@suse.de>
20739 PR tree-optimization/34989
20740 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20741 Allow propagation to INDIRECT_REF if we can simplify only.
20743 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20745 * c-common.c (warn_for_collisions_1): Use appropriate option when
20748 2008-02-19 Nick Clifton <nickc@redhat.com>
20751 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20752 (handle_options): Fix indentation.
20753 (print_filtered_help): If no language-specific options were
20754 displayed tell the user how to list all the options supported by
20755 the language's front-end.
20756 (print_specific_help): Fix indentation and remove duplicate line.
20757 (common_handle_option): Handle the -v option.
20758 For --help enable the display of undocumented options if the -v
20759 switch has been included on the command line.
20760 For --help= check for overlaps in the arguments between the option
20761 classes and the language names and issue a warning when they
20762 cannot be disambiguated.
20763 * c.opt (v): Pass on to the common option handler.
20765 2008-02-19 Revital Eres <eres@il.ibm.com>
20767 * modulo-sched.c (sms_schedule): Change dump message when
20768 create_ddg function fails.
20769 (try_scheduling_node_in_cycle): Rename row to cycle.
20770 (print_partial_schedule): Rename CYCLE to ROW.
20772 2008-02-19 Christian Bruel <christian.bruel@st.com>
20773 Zdenek Dvorak <ook@ucw.cz>
20775 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20777 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20780 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20781 (*x86_movdicc_0_m1_se): Ditto.
20783 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20785 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20786 (CMPtype): Define as __gcc_CMPtype.
20787 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20788 (CMPtype): Define as __gcc_CMPtype.
20790 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20792 Support valgrind 3.3 for --enable-checking=valgrind.
20793 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20795 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20796 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20797 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20798 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20799 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20800 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20801 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20803 * ggc-zone.c: Similar.
20804 * ggc-page.c: Similar.
20806 2008-02-19 Paul Brook <paul@codesourcery.com>
20809 * config/arm/ieee754-df.S: Fix do_it typo.
20810 * config/arm/ieee754-sf.S: Fix do_it typo.
20812 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20815 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20816 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20817 (OPTION_MASK_ISA_SSE_SET): Likewise.
20818 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20819 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20820 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20821 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20822 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20823 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20824 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20825 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20826 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20827 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20828 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20829 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20830 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20831 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20832 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20833 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20834 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20835 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20836 (OPTION_MASK_ISA_SSE4): Removed.
20837 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20838 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20839 (override_options): Don't turn on implied SSE/MMX bits in
20842 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20844 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20847 2008-02-18 Joey Ye <joey.ye@intel.com>
20849 PR middle-end/34921
20850 * tree-nested.c (insert_field_into_struct): Set type alignment
20851 to field alignment if the former is less than the latter.
20853 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20855 * BASE-VER: Set to 4.4.0.
20857 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20859 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20860 * doc/cfg.texi: Likewise.
20861 * doc/extend.texi: Likewise.
20862 * doc/gty.texi: Likewise.
20863 * doc/invoke.texi: Likewise.
20864 * doc/loop.texi: Likewise.
20865 * doc/md.texi: Likewise.
20866 * doc/passes.texi: Likewise.
20867 * doc/rtl.texi: Likewise.
20868 * doc/sourcebuild.texi: Likewise.
20869 * doc/tm.texi: Likewise.
20870 * doc/tree-ssa.texi: Likewise.
20872 2008-02-17 Richard Guenther <rguenther@suse.de>
20874 PR middle-end/35227
20875 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20876 without default definition.
20878 2008-02-17 Richard Guenther <rguenther@suse.de>
20880 PR tree-optimization/35231
20881 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20884 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20887 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20888 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20889 libgcc_cmp_return mode.
20891 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20894 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20896 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20898 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20901 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20903 * doc/c-tree.texi: Use `@.' where appropriate.
20904 * doc/extend.texi: Likewise.
20905 * doc/install.texi: Likewise.
20906 * doc/invoke.texi: Likewise.
20907 * doc/loop.texi: Likewise.
20908 * doc/makefile.texi: Likewise.
20909 * doc/md.texi: Likewise.
20910 * doc/passes.texi: Likewise.
20911 * doc/standards.texi: Likewise.
20912 * doc/tm.texi: Likewise.
20914 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20916 PR middle-end/35196
20917 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20919 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20920 rather than in entry_bb.
20922 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20924 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20925 libgcc_cmp_return mode.
20927 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20929 PR middle-end/35130
20930 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20931 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20933 2008-02-15 Richard Guenther <rguenther@suse.de>
20934 Zdenek Dvorak <ook@ucw.cz>
20936 PR tree-optimization/35164
20937 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20938 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20939 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20940 Only propagate addresses which do not have abnormal SSA_NAMEs
20943 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20946 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20948 2008-02-15 Jan Hubicka <jh@suse.cz>
20950 PR middle-end/35149
20951 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20953 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20955 PR middle-end/34621
20956 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20957 when calculating alignment_pad.
20959 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20961 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20962 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20963 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20964 and STACK_BOUNDARY define.
20966 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20968 PR preprocessor/35061
20969 * c-pragma.c (handle_pragma_pop_macro): Check that
20970 pushed_macro_table has been allocated.
20972 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20974 PR middle-end/35136
20975 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20976 (force_gimple_operand): Likewise.
20977 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20978 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20979 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20980 (find_interesting_uses_address): Check addressability and alignment
20981 of the base expression only after substituting bases of IVs into it.
20983 2008-02-14 Michael Matz <matz@suse.de>
20986 * function.c (instantiate_virtual_regs_in_insn): Reload address
20987 before falling back to reloading the whole operand.
20989 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20991 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20992 before the first section switch note.
20994 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20996 * doc/bugreport.texi: Update copyright years.
20997 * doc/c-tree.texi: Likewise.
20998 * doc/cfg.texi: Likewise.
20999 * doc/cpp.texi: Likewise.
21000 * doc/cppinternals.texi: Likewise.
21001 * doc/fragments.texi: Likewise.
21002 * doc/frontends.texi: Likewise.
21003 * doc/gcc.texi: Likewise.
21004 * doc/gty.texi: Likewise.
21005 * doc/hostconfig.texi: Likewise.
21006 * doc/implement-c.texi: Likewise.
21007 * doc/libgcc.texi: Likewise.
21008 * doc/loop.texi: Likewise.
21009 * doc/makefile.texi: Likewise.
21010 * doc/options.texi: Likewise.
21011 * doc/passes.texi: Likewise.
21012 * doc/rtl.texi: Likewise.
21013 * doc/sourcebuild.texi: Likewise.
21014 * doc/standards.texi: Likewise.
21015 * doc/tree-ssa.texi: Likewise.
21016 * doc/trouble.texi: Likewise.
21018 * doc/extend.texi: Use @: or add comma where appropriate.
21019 * doc/invoke.texi: Likewise.
21020 * doc/tm.texi: Likewise.
21022 2008-02-14 Alan Modra <amodra@bigpond.net.au>
21025 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
21028 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
21030 * doc/md.texi (clz, ctz): Add reference.
21031 * doc/rtl.texi (clz, ctz): Likewise.
21033 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21036 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
21039 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
21041 * config/s390/s390.c (struct constant_pool): New field
21042 emit_pool_after added.
21043 (s390_mainpool_start): Set the emit_pool_after flag according
21044 to the section switch notes.
21045 (s390_mainpool_finish): Consider emit_pool_after when emitting
21046 the literal pool at the end of the function.
21047 (s390_chunkify_start): Force literal pool splits at section
21050 2008-02-13 Michael Matz <matz@suse.de>
21053 * var-tracking.c (clobber_variable_part): Correctly traverse the
21056 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21059 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
21060 Add -fdump-ipa-inline.
21061 * tree-dump.c (dump_files): Remove tree-inlined dump.
21062 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
21064 2008-02-12 Richard Guenther <rguenther@suse.de>
21066 PR tree-optimization/35171
21067 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
21070 2008-02-12 Richard Guenther <rguenther@suse.de>
21072 PR middle-end/35163
21073 * fold-const.c (fold_widened_comparison): Use get_unwidened in
21074 value-preserving mode. Disallow final truncation.
21076 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
21078 PR middle-end/35136
21079 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
21080 code from here to...
21081 (force_gimple_operand): ...here.
21083 2008-02-12 Jakub Jelinek <jakub@redhat.com>
21086 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
21087 non-compatible pointers.
21088 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
21089 different FIELD_DECLs, try harder by comparing field offsets, sizes
21092 PR inline-asm/35160
21093 * function.c (match_asm_constraints_1): Don't replace the same input
21096 2008-02-12 Anatoly Sokolov <aesok@post.ru>
21098 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
21099 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
21100 (expand_epilogue): Restore RAMPZ register.
21101 * config/avr/avr.md (RAMPZ_ADDR): New constant.
21103 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
21105 * config/i386/cygwin.asm: (__alloca): Correct calling
21106 convention and alignment.
21107 (__chkstk): Force 8 byte stack alignment.
21109 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
21110 Richard Guenther <rguenther@suse.de>
21112 PR tree-optimization/33992
21113 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
21114 the zero we compare against.
21116 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
21118 PR libfortran/35063
21119 * gthr-win32.h (__gthread_mutex_destroy_function): New function
21120 to CloseHandle after unlocking to prevent accumulation of handle
21123 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21125 PR middle_end/34150
21126 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
21127 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
21128 and update LABEL_NUSES during and after reload.
21130 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
21132 PR middle-end/34627
21133 * combine.c (simplify_if_then_else): Make sure the comparison is
21134 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
21136 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
21139 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
21140 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
21141 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
21142 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
21143 * tree.h (get_type_static_bounds): Likewise.
21145 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21147 * doc/invoke.texi (Option Summary, C++ Dialect Options)
21148 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21149 Make -Wfoo language annotations match what the compiler outputs.
21151 2008-02-08 Sa Liu <saliu@de.ibm.com>
21153 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
21154 intrinsics spu_convts, spu_convtu, spu_convtf.
21156 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
21158 * doc/extend.texi (Function Attributes) <noinline>: Mention
21159 asm ("") as method to keep calls.
21161 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21164 * doc/options.texi (Options): Replace references to opts.sh with
21166 * opts-common.c: Likewise.
21167 * optc-gen.awk: Likewise.
21169 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
21171 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
21173 2008-02-07 Richard Henderson <rth@redhat.com>
21176 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
21177 EXPR_LIST for the REG_EQUAL instead of a comparison with a
21180 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
21182 PR tree-optimization/35085
21183 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
21184 for operand entry oe2 in addition to operand entry oe3 in order to
21185 expose more opportunities for vectorizer sum reduction.
21187 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21190 * Makefile.in (LIBS): Remove $(GMPLIBS).
21191 (cc1-dummy, cc1): Add $(GMPLIBS).
21193 2008-02-06 Jan Hubicka <jh@suse.cz>
21196 * i386.md (moddf_integer): Do not produce partial memory stalls for
21197 targets where it hurts.
21199 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
21202 * optabs.c (expand_float): Do not check for decimal modes when
21203 expanding unsigned integer through signed conversion.
21205 2008-02-06 Nick Clifton <nickc@redhat.com>
21207 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
21208 inside the clobber with a match_operand and duplicated operand
21209 number in the constraint.
21210 (ineqbranchsi): Delete redundant comment.
21212 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
21214 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
21215 builtin_define ("__USE_INIT_FINI__").
21216 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
21218 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
21220 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21222 PR documentation/30330
21223 * doc/invoke.texi (C++ Dialect Options)
21224 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21225 For each warning option -Wfoo that allows -Wno-foo, ensure both
21226 -Wfoo and -Wno-foo are listed in the option index. Fix index
21227 entry of -Wswitch-default, index -Wnormalized= including the
21228 `=', and -Wlarger-than-@var{len} including @var{len}.
21230 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21232 * config/i386/i386.md (floatunssisf2): Use
21233 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
21234 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
21235 Macroize expander using MODEF mode iterator.
21237 2008-02-05 Diego Novillo <dnovillo@google.com>
21239 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
21242 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
21244 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21247 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
21249 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
21252 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
21253 to indicate if a message should be generated.
21254 (init_cumulative_args): Updated.
21255 (function_value_32): Likewise.
21257 2008-02-05 Joseph Myers <joseph@codesourcery.com>
21259 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
21261 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21264 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
21265 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
21267 2008-02-04 Diego Novillo <dnovillo@google.com>
21269 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
21272 * tree-vrp.c (vrp_evaluate_conditional): With
21273 -Wtype-limits, emit a warning when comparing against a
21274 constant outside the natural range of OP0's type.
21276 2008-02-04 Richard Guenther <rguenther@suse.de>
21278 PR middle-end/33631
21279 * expr.c (count_type_elements): Give for unions instead of
21282 2008-02-04 Richard Guenther <rguenther@suse.de>
21284 PR middle-end/35043
21285 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
21286 to TYPE_DOMAINs base type instead of using bitsizetype here.
21288 2008-02-03 Jason Merrill <jason@redhat.com>
21290 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
21292 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21295 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
21296 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
21297 (RS/6000 and PowerPC Options): Fix typos and markup.
21298 * doc/passes.texi (Tree-SSA passes): Likewise.
21300 2008-02-02 Michael Matz <matz@suse.de>
21303 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
21304 from record_last_reg_set_info.
21305 (record_last_reg_set_info): Take an RTX argument, iterate over all
21306 constituent hardregs.
21307 (record_last_set_info, record_opr_changes): Change calls to
21308 new signature or to record_last_reg_set_info_regno.
21310 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
21312 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
21314 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
21316 PR rtl-optimization/34773
21317 * reg-notes.def (EQUAL): Mention significance of combination of
21318 REG_EQUAL and REG_RETVAL.
21319 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
21320 insn that has a REG_RETVAL.
21322 2008-02-01 Roger Sayle <roger@eyesopen.com>
21325 * configure.ac (--enable-fixed-point): Disable unless explicitly
21327 * configure: Regenerate.
21329 2008-02-01 Richard Guenther <rguenther@suse.de>
21332 * invoke.texi (-finline-limit): Remove no longer true parts
21333 of the documentation. Note that there is no default value.
21335 2008-02-01 Andrew Pinski <pinskia@gmail.com>
21336 Mark Mitchell <mark@codesourcery.com>
21337 Ben Elliston <bje@au.ibm.com>
21340 * doc/extend.texi (Other Builtins): Document.
21342 2008-01-31 Tom Browder <tom.browder@gmail.com>
21344 * doc/c-tree.texi (Types): Fix grammar.
21345 (Expression trees): Ditto.
21346 * doc/passes.texi (Tree-SSA passes): Ditto.
21348 * doc/configterms.texi (Configure Terms): Fix typo.
21349 * doc/cpp.texi (Common Predefined Macros): Ditto.
21350 * doc/md.texi (Machine Constraints): Ditto.
21352 * doc/makefile.texi (Makefile): Add comma.
21354 2008-01-31 Tom Browder <tom.browder@gmail.com>
21355 Gerald Pfeifer <gerald@pfeifer.com>
21357 * doc/sourcebuild.texi (Front End): Remove references to CVS
21358 and CVSROOT/modules.
21359 (Texinfo Manuals): Replace reference to CVS by one to SVN.
21360 (Back End): Remove reference to CVS.
21362 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21365 * config/mips/mips.c (gen_load_const_gp): New function, taking a
21367 (mips16_gp_pseudo_reg): ...here.
21368 * config/mips/mips.md (load_const_gp): Replace with...
21369 (load_const_gp_<mode>): ...this :P-based insn.
21371 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21373 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
21374 options. Minor fixes.
21375 (-std): Move reference to standards closer to where language
21376 standards are first mentioned.
21378 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21380 PR rtl-optimization/34995
21381 * reload.c (alternative_allows_const_pool_ref): Take an rtx
21382 parameter and return a bool. If the rtx parameter is nonnull,
21383 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
21384 (find_reloads): Update call accordingly. Pass the new operand
21385 if it needed no address reloads, otherwise pass null.
21387 2008-01-30 Richard Henderson <rth@redhat.com>
21390 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
21391 for unbounded arrays.
21393 2008-01-30 Silvius Rus <rus@google.com>
21395 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
21397 2008-01-30 Jan Hubicka <jh@suse.cz>
21400 * i386.c (init_cumulative_args): Use real function declaration when
21403 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
21405 PR rtl-optimization/34998
21406 * global.c (build_insn_chain): Treat non-subreg_lowpart
21407 SUBREGs of pseudos as clobbering all the words covered by the
21408 SUBREG, not just all the bytes.
21409 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
21410 original df_ref rather than an extract parameter.
21411 (global_conflicts): Update call accordingly.
21413 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
21415 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
21416 the overflow check to make it easier to read.
21417 (__fixtfdi): Change the type of the ll member in union
21418 long_double to UDItype_x.
21420 2008-01-30 Jakub Jelinek <jakub@redhat.com>
21422 PR middle-end/34969
21423 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
21424 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
21425 * tree-inline.c (fold_marked_statements): Call
21426 cgraph_update_edges_for_call_stmt if folding a call statement.
21427 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
21428 debug_generic_stmt calls, reset it back afterwards.
21431 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
21433 * c-typeck.c (build_external_ref): Don't pedwarn about
21434 static vars in current function's scope.
21436 2008-01-29 Joseph Myers <joseph@codesourcery.com>
21438 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
21440 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
21443 * ipa-struct-reorg.c: Fix spelling.
21444 * params.def: Ditto.
21446 2008-01-29 Richard Guenther <rguenther@suse.de>
21448 PR middle-end/35006
21449 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
21451 * tree-inline.c (remap_type): Increment remapping_type_depth
21452 around remapping types.
21453 (copy_body_r): Only add referenced variables if they are referenced
21454 from code, not types.
21456 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
21467 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
21468 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
21470 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
21473 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
21474 pointer for tiny stack.
21476 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21478 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21480 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21482 * config/vx-common.h: Fix typo in comment.
21484 2008-01-28 Ian Lance Taylor <iant@google.com>
21488 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21489 coalesce pointers if they have different DECL_NO_TBAA_P values.
21490 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21491 between variables with different DECL_NO_TBAA_P values.
21493 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21496 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21497 are not legitimate small data references on SPE targets.
21499 2008-01-28 David Daney <ddaney@avtrex.com>
21501 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21503 2008-01-28 David Daney <ddaney@avtrex.com>
21505 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21507 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21509 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21510 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21511 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21512 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21513 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21514 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21515 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21516 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21518 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21520 * basic-block.h (condjump_equiv_p): Fix comment.
21522 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21524 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21525 print_generic_stmt_indented): Fix comment.
21527 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21529 * configure.ac (__stack_chk_fail): Add detecion for availability
21530 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21531 * configure: Regenerate.
21533 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21535 PR middle-end/34688
21536 * final.c (output_addr_const): Handle TRUNCATE.
21538 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21541 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21542 (zero_cost, infinite_cost): New constants.
21543 (struct cost_pair): Change type of cost to comp_cost.
21544 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21545 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21547 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21548 split_address_cost, ptr_difference_cost, difference_cost,
21549 get_computation_cost_at, get_computation_cost,
21550 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21551 determine_use_iv_cost_condition, determine_use_iv_costs,
21552 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21553 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21554 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21555 Change type of cost to comp_cost.
21556 (determine_iv_cost): Increase cost of non-original ivs, instead
21557 of decreasing the cost of original ones.
21558 (get_address_cost): Indicate the complexity of the addressing mode
21560 (try_add_cand_for): Prefer using ivs not specific to some object.
21561 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21563 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21564 Janis Johnson <janis187@us.ibm.com>
21567 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21568 (TARGET_INSTANTIATE_DECLS): Likewise.
21569 * target.h (expand_to_rtl_hook): New target hook.
21570 (instantiate_decls): Likewise.
21571 * function.c (instantiate_decl): Make non-static. Rename to...
21572 (instantiate_decl_rtl): ... this.
21573 (instantiate_expr): Use instantiate_decl_rtl.
21574 (instantiate_decls_1): Likewise.
21575 (instantiate_decls): Likewise.
21576 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21577 * function.h (instantiate_decl_rtl): Add prototype.
21578 * cfgexpand.c (target.h): New include.
21579 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21580 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21581 (TARGET_INSTANTIATE_DECLS): Likewise.
21582 (TARGET_INITIALIZER): New target hooks added.
21583 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21585 * config/rs6000/rs6000.c (tree-flow.h): New include.
21586 (machine_function): Add sdmode_stack_slot field.
21587 (rs6000_alloc_sdmode_stack_slot): New function.
21588 (rs6000_instantiate_decls): Likewise.
21589 (rs6000_secondary_memory_needed_rtx): Likewise.
21590 (rs6000_check_sdmode): Likewise.
21591 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21592 (TARGET_INSTANTIATE_DECLS): Likewise.
21593 (rs6000_hard_regno_mode_ok): Allow SDmode.
21594 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21595 (rs6000_emit_move): Handle SDmode.
21596 (function_arg_advance): Likewise.
21597 (function_arg): Likewise.
21598 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21599 SDmode var args for 32-bit compiles.
21600 (rs6000_secondary_reload_class): Handle SDmode.
21601 (rs6000_output_function_epilogue): Likewise.
21602 (rs6000_function_value): Simplify if statement.
21603 (rs6000_libcall_value): Likewise.
21604 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21605 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21606 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21607 (movsd_hardfloat): New define_insn.
21608 (movsd_softfloat): Likewise.
21609 (movsd_store): Likewise.
21610 (movsd_load): Likewise.
21611 (extendsddd2): Likewise.
21612 (extendsdtd2): Likewise.
21613 (truncddsd2): Likewise.
21614 (movdd_hardfloat64): Fixup comment.
21615 (UNSPEC_MOVSD_LOAD): New constant.
21616 (UNSPEC_MOVSD_STORE): Likewise.
21618 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21621 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21623 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21624 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21625 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21626 and TRUTH_XOR_EXPR.
21628 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21631 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21632 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21633 __LONGDOUBLE128 too.
21634 * config/rs6000/aix61.h: New file.
21636 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21638 PR rtl-optimization/34959
21639 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21640 popcount and parity rtxes the same mode as their operand.
21641 Truncate or extend the result to the return value's mode
21644 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21647 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21648 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21649 to GOT_VERSION_REGNUM.
21650 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21651 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21652 * config/mips/mips.c (mips_emit_call_insn): New function.
21653 (mips_call_tls_get_addr): Call mips_expand_call directly.
21654 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21656 (mips16_build_call_stub): Likewise. Return the call insn or null.
21657 (mips_expand_call): Update the call to mips16_build_call_stub
21658 accordingly and a remove redundant condition. Assert that MIPS16
21659 stubs do not use lazy binding. Use mips_emit_call_insn and return
21661 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21663 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21664 (mips_avoid_hazard): Remove hazard_set handling.
21665 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21666 (UNSPEC_RESTORE_GP): ...this.
21667 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21668 (FAKE_CALL_REGNO): Rename to...
21669 (GOT_VERSION_REGNUM): ...this.
21670 (type): Add "ghost" value. Add an associated insn reservation.
21671 (hazard_set): Remove.
21672 (exception_receiver): Rename to...
21673 (restore_gp): ...this and update the unspec identifier accordingly.
21674 (exception_receiver, nonlocal_got_receiver): New expanders.
21675 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21676 FAKE_CALL_REGNO. Remove hazard_set attribute.
21677 (set_got_version, update_got_version): New patterns.
21679 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21682 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21684 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21687 * doc/install.texi2html: Generate gcc-vers.texi.
21689 2008-01-25 DJ Delorie <dj@redhat.com>
21691 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21693 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21695 * config/c4x: Remove directory.
21696 * config.gcc (crx-*, mt-*): Mark obsolete.
21697 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21698 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21699 sh-*-rtemscoff*): Remove cases.
21700 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21701 * real.c (encode_c4x_single, decode_c4x_single,
21702 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21703 c4x_extended_format): Remove.
21704 * real.h (c4x_single_format, c4x_extended_format): Remove.
21705 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21707 (Pragmas): Remove comment about c4x pragmas.
21708 * doc/install.texi (c4x): Remove target-specific instructions.
21709 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21710 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21711 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21712 refer to C4x source files as examples.
21713 (C4X_FLOAT_FORMAT): Remove documentation.
21715 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21717 * config/bfin/bfin.c (override_options): Reorder tests so that
21718 flag_pic gets enabled for -msep-data.
21720 2008-01-25 Richard Guenther <rguenther@suse.de>
21722 PR middle-end/32244
21723 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21724 to its bitfield precision if required.
21726 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21728 PR middle-end/33880
21729 * tree-nested.c (walk_omp_for): New function.
21730 (convert_nonlocal_reference, convert_local_reference): Call
21731 walk_omp_for on OMP_FOR.
21732 (convert_call_expr): Call walk_body on OMP_FOR's
21733 OMP_FOR_PRE_INIT_BODY.
21735 2008-01-25 Richard Guenther <rguenther@suse.de>
21737 PR tree-optimization/34966
21738 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21739 default defs and PHI_NODEs we have to insert after the
21740 defining statement.
21742 2008-01-24 Nick Clifton <nickc@redhat.com>
21744 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21745 Provide a default definition.
21746 (LIBGCC2_UNITS_PER_WORD): Likewise.
21748 * config/stormy16/stormy16.c: Include df.h for the prototype
21749 for df_regs_ever_live_p.
21750 (xstormy16_expand_builtin_va_start): Convert the stack offset
21751 into a component_ref and then use POINTER_PLUS_EXPR to add it
21752 to the incoming_virtual_args_rtx.
21753 (xstormy16_gimplify_va_arg_expr): Rename to
21754 xstormy16_gimplify_va_arg_expr.
21755 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21756 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21757 xstormy16_gimplify_va_arg_expr.
21758 Fix up some formatting issues.
21760 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21761 Move to predicates.md.
21762 (xs_hi_general_operand): Likewise.
21763 (xs_hi_nonmemory_operand): Likewise.
21764 * config/stormy16/predicates.md:
21765 (xstormy16_carry_plus_operand): New predicate.
21766 (xs_hi_general_operand): New predicate.
21767 (xs_hi_nonmemory_operand): New predicate.
21768 * config/stormy16/stormy16-protos.h:
21769 (xstormy16_carry_plus_operand): Delete prototype.
21770 (xs_hi_general_operand): Likewise.
21771 (xs_hi_nonmemory_operand): Likewise.
21773 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21774 modifiers as they are no longer needed and they can trigger
21775 reload spill failures.
21777 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21778 with a match_operand in order to help reload.
21780 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21781 constraint with 'e' for the 8th alternative as this version of
21782 the mov.w instruction only accepts the lower 8 registers.
21784 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21787 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21788 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21791 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21793 PR middle-end/33333
21794 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21796 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21798 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21800 (remove_structure): Update allocations list before removing structure.
21802 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21804 * ipa-struct-reorg.c (is_safe_cond_expr,
21805 create_new_stmts_for_cond_expr): Use integer_zerop function,
21806 that recognize not only zero-pointer, but zero-integer too.
21808 2008-01-25 Ben Elliston <bje@au.ibm.com>
21811 * fixproto: Escape "." in sed expression that strips leading "./".
21813 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21816 * gcc.c (SWITCH_OK): Removed.
21817 (SWITCH_LIVE): Changed to bit.
21818 (SWITCH_FALSE): Likewise.
21819 (SWITCH_IGNORE): Likewise.
21820 (switchstr): Change live_cond to unsigned int.
21821 (process_command): Replace SWITCH_OK with 0.
21822 (do_self_spec): Likewise.
21823 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21824 (give_switch): Likewise.
21825 (used_arg): Likewise.
21826 (do_spec_1): Set the SWITCH_IGNORE bit.
21827 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21828 bits. Set the SWITCH_LIVE bit.
21830 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21832 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21834 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21836 PR tree-optimization/34472
21837 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21838 parameter to a "bool *" and set *DATA to false if there is
21839 an unsafe access. Do not delete the structure here.
21840 (check_cond_exprs): Delete it here instead.
21841 (check_cond_exprs, exclude_cold_structs): Do not increase
21842 I when removing a structure.
21844 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21847 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21848 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21850 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21852 PR middle-end/34934
21853 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21854 a fixed vector for stack.
21856 2008-01-24 Ben Elliston <bje@au.ibm.com>
21859 * doc/gcc.texi (Software development): Add a direntry for g++.
21861 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21863 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21864 stale and straggling -fforce-addr comments above.
21866 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21868 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21869 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21871 2008-01-23 Michael Matz <matz@suse.de>
21874 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21877 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21879 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21880 malloc result type.
21882 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21884 * config/avr/avr.c (avr_current_arch): New variable.
21885 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21886 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21887 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21888 (avr_override_options): Init 'avr_current_arch'.
21889 (base_arch_s): Move from here...
21890 * config/avr/avr.h (base_arch_s): ... here. Add new members
21891 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21892 'mega' to 'have_jmp_call'.
21893 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21894 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21896 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21898 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21899 MULTILIB_MATCHES): Ditto.
21901 2008-01-23 Richard Guenther <rguenther@suse.de>
21903 PR middle-end/31529
21904 * cgraphunit.c (cgraph_reset_node): Always mark the node
21905 not reachable if it is not queued already.
21907 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21909 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21910 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21911 (cputype_selected): New static variable.
21912 (bfin_handle_option): Set it if -mcpu is used.
21913 (override_option): Select default set of workarounds if no cpu type
21914 selected on the command line.
21915 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21917 From Michael Frysinger <michael.frysinger@analog.com>
21918 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21919 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21921 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21922 for bf547, bf523, bf524, and bf526.
21923 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21925 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21926 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21927 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21928 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21929 * doc/invoke.texi (Blackfin Options): Document that
21930 -mcpu now accept bf547, bf523, bf524, and bf526.
21932 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21934 PR rtl-optimization/34628
21935 * combine.c (try_combine): Stop and undo after the first combination
21936 if an autoincrement side-effect on the first insn has effectively
21939 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21942 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21943 Offset addresses are not valid for Altivec or paired float modes.
21945 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21948 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21949 if DECL_INITIAL (decl) is error_mark_node.
21952 * c-common.c (handle_vector_size_attribute): Only allow
21953 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21954 the same way as pointer, array etc. types.
21955 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21958 * tree.c (build_type_attribute_qual_variant): Call
21959 build_qualified_type if attributes are equal, but quals are not.
21961 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21964 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21965 * flags.h (warn_strict_aliasing): Remove.
21966 (warn_strict_overflow): Remove.
21967 * opts.c (warn_strict_aliasing): Remove.
21968 (warn_strict_overflow): Remove.
21969 * c-opts.c (c_common_handle_option): -Wall only sets
21970 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21971 (c_common_post_options): Give default values to -Wstrict-aliasing
21972 and -Wstrict-overflow if they are uninitialized.
21973 * common.opt (Wstrict-aliasing): Specify Var and Init.
21974 (Wstrict-overflow): Likewise.
21976 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21978 PR rtl-optimization/26854
21979 PR rtl-optimization/34400
21980 PR rtl-optimization/34884
21981 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21983 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21984 (df_rd_bb_info.expanded_lr_out): Deleted
21985 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21986 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21987 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21988 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21989 Removed code to allocate, initialize or free expanded_lr_out.
21990 (df_rd_bb_local_compute_process_def): Restructured to make more
21992 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21993 sets if the sets are being trimmed.
21995 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21998 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21999 (as_vers): Likewise.
22000 * configure: Regenerated.
22002 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22004 PR middle-end/33092
22005 * tree-pass.h (pass_build_alias): New pass.
22006 * tree-ssa-alias.c (gate_build_alias): New.
22007 (pass_build_alias): New.
22008 * passes.c (init_optimization_passes): Add pass_build_alias after
22009 pass_create_structure_vars.
22011 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
22013 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
22014 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
22015 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
22016 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
22017 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
22018 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
22019 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
22020 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
22021 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
22022 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
22023 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
22024 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
22025 * config/s390/s390.md (FP_ALL): New mode iterator.
22026 (_d): New mode attribute.
22027 ("*signbit<mode>2>"): Changed mode of first operand.
22028 ("isinf<mode>2"): Changed mode of first operand.
22029 ("*TDC_insn"): Adaptation for DFP modes.
22031 2008-01-22 Ben Elliston <bje@au.ibm.com>
22033 * tree.c (check_qualified_type): Improve function description.
22035 2008-01-21 Jason Merrill <jason@redhat.com>
22038 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
22039 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
22042 2008-01-21 DJ Delorie <dj@redhat.com>
22044 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
22047 2008-01-21 Richard Guenther <rguenther@suse.de>
22049 PR middle-end/34856
22050 * tree-cfg.c (verify_expr): Allow all invariant expressions
22051 instead of just constant class ones as reference argument.
22052 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
22053 like any other constant.
22054 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
22056 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
22058 * regmove.c (fixup_match_1): Update call crossed frequencies.
22060 2008-01-21 Richard Guenther <rguenther@suse.de>
22063 * tree-inline.c (setup_one_parameter): Deal with mismatched
22064 types using a VIEW_CONVERT_EXPR.
22066 2008-01-21 Alon Dayan <alond@il.ibm.com>
22067 Olga Golovanevsky <olga@il.ibm.com>
22069 PR tree-optimization/34701
22070 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
22071 when the structure size is not a power of 2.
22073 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
22075 * doc/install.texi: Add doc for --enable-checking=df.
22077 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
22079 PR rtl-optimization/34808
22080 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
22082 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22084 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
22087 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
22089 PR rtl-optimization/26854
22090 PR rtl-optimization/34400
22091 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
22093 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
22094 (df_rd_bb_info.expanded_lr_out): New.
22095 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
22096 * loop_iv.c (iv_analysis_loop_init): Ditto.
22097 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22098 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22099 Added code to allocate, initialize or free expanded_lr_out.
22100 (df_rd_bb_local_compute_process_def): Restructured to make
22101 more understandable.
22102 (df_rd_confluence_n): Add code to do nothing with fake edges and
22103 code to no apply invalidate_by_call sets if the sets are being trimmed.
22104 (df_lr_local_finalize): Renamed to df_lr_finalize.
22105 (df_live_local_finalize): Renamed to df_live_finalize.
22107 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22110 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
22111 deciding whether to use reciprocal instructions.
22113 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
22115 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
22116 dwarf2out_note_section_used if cold_text_section is NULL.
22118 2008-01-19 Jakub Jelinek <jakub@redhat.com>
22120 PR gcov-profile/34610
22121 * tree-cfg.c (make_edges): Mark both outgoing edges from
22122 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
22123 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
22124 from OMP_FOR and OMP_CONTINUE outgoing edges.
22126 * tree-profile.c (tree_profiling): Return early if
22127 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
22129 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
22130 from cfun to child_cfun.
22131 * function.h (struct function): Add after_tree_profile bit.
22133 2008-01-19 Anatoly Sokolov <aesok@post.ru>
22135 * config/avr/avr.S (_exit): Disable interrupt.
22137 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
22138 Steven Bosscher <stevenb.gcc@gmail.com>
22140 PR rtl-optimization/26854
22141 PR rtl-optimization/34400
22142 * df-problems.c (df_live_scratch): New scratch bitmap.
22143 (df_live_alloc): Allocate df_live_scratch when doing df_live.
22144 (df_live_reset): Clear the proper bitmaps.
22145 (df_live_bb_local_compute): Only process the artificial defs once
22146 since the order is not important.
22147 (df_live_init): Init the df_live sets only with the variables
22148 found live by df_lr.
22149 (df_live_transfer_function): Use the df_lr sets to prune the
22150 df_live sets as they are being computed.
22151 (df_live_free): Free df_live_scratch.
22153 2008-01-18 Ian Lance Taylor <iant@google.com>
22155 * common.opt: Add fmerge-debug-strings.
22156 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
22157 flag_merge_debug_strings rather than flag_merge_constants.
22158 * doc/invoke.texi (Option Summary): Mention
22159 -fmerge-debug-strings.
22160 (Debugging Options): Document -fmerge-debug-strings.
22162 2008-01-18 Ian Lance Taylor <iant@google.com>
22165 * tree.h (DECL_IS_OPERATOR_NEW): Define.
22166 (struct tree_function_decl): Add new field operator_new_flag.
22167 * tree-inline.c (expand_call_inline): When inlining a call to
22168 operator new, force the return value to go into a variable, and
22169 set DECL_NO_TBAA_P on that variable.
22170 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
22172 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
22175 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
22176 DWARF2_DEBUGGING_INFO.
22177 (dwarf2out_note_section_used): Ditto. Add prototype.
22178 (have_multiple_function_sections, text_section_used,
22179 cold_text_section_used, *cold_text_sections): Move declarations
22182 2008-01-17 Bob Wilson <bob.wilson@acm.org>
22184 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
22185 field and add signal_ra.
22186 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
22187 assignments to frame state pc. Move end of stack check after
22188 MD_FALLBACK_FRAME_STATE_FOR.
22189 (uw_update_context_1): Use frame state signal_regs if set, instead
22190 of checking signal_frame flag.
22191 (uw_update_context): Use frame state signal_ra if set.
22192 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
22193 * config/xtensa/linux-unwind.h: New file.
22195 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
22197 * modulo-sched.c (get_sched_window): Fix comment typo.
22199 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
22201 PR tree-optimization/34648
22202 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
22204 2008-01-17 Anatoly Sokolov <aesok@post.ru>
22206 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
22207 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
22209 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
22211 PR rtl-optimization/34400
22212 * df-core.c (df_worklist_dataflow_overeager,
22213 df_worklist_dataflow_doublequeue): New functions.
22214 (df_worklist_dataflow): Two different worklist solvers.
22215 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
22218 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22221 * doc/invoke.texi: Document the dependence on pthread for fopenmp
22222 and ftree-parallelize-loops.
22224 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
22226 PR rtl-optimization/34826
22227 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
22229 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
22231 * global.c (find_reg): Mark the eh regs as used if necessary.
22232 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
22233 * ra.h (struct allocno): no_eh_reg field added. Changed
22234 no_stack_reg type to bitfield.
22236 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
22238 * tree.c (substitute_in_expr): Add missing 'break'.
22240 2008-01-17 Richard Guenther <rguenther@suse.de>
22242 PR tree-optimization/34825
22243 * tree-ssa-math-opts.c (is_division_by): Do not recognize
22244 x / x as division to handle.
22246 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22248 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
22249 "-pthread" is specified.
22250 * pa-hpux11.h (LIB_SPEC): Likewise.
22252 2008-01-16 Janis Johnson <janis187@us.ibm.com>
22253 Peter Bergner <bergner@vnet.ibm.com>
22255 PR rtl-optimization/33796
22256 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
22258 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22260 PR libgfortran/34699
22261 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
22263 * pa-hpux10.h (LINK_SPEC): Likewise.
22264 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
22266 2008-01-16 Richard Guenther <rguenther@suse.de>
22268 PR middle-end/32628
22269 * fold-const.c (fold_convert_const_int_from_int): Do not
22270 set overflow if that occured only because of a sign extension
22271 change when converting from/to a sizetype with the same
22272 precision and signedness.
22274 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22277 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
22278 location address to the correct place. Update copyright year.
22280 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22282 * lambda-code.c (lambda_transform_legal_p): Handle the case of
22283 no dependences in the dependence_relations vector.
22285 2008-01-16 Jan Hubicka <jh@suse.cz>
22287 PR rtl-optimization/31396
22288 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
22289 * cfg.c (dump_reg_info): Print it.
22290 * regs.h (struct reg_info_t): add freq_calls_crossed.
22291 (REG_FREQ_CALLS_CROSSED): New macro.
22292 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
22293 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
22294 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
22295 regmove_optimize): Update call crossed frequencies.
22296 * local-alloc.c (struct qty): Add freq_calls_crossed.
22297 (alloc_qty): Copute freq_calls_crossed.
22298 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
22299 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
22300 * ra.h (struct allocno): Add freq_calls_crossed.
22302 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22304 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
22305 libgomp when compiling with ftree-parallelize-loops.
22306 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
22308 2008-01-16 Richard Guenther <rguenther@suse.de>
22310 PR tree-optimization/34769
22311 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
22312 * tree.c (int_cst_value): Instead make this function more
22313 permissive in what it accepts as valid input. Document this
22314 function always sign-extends the value.
22316 2008-01-16 Jakub Jelinek <jakub@redhat.com>
22317 Richard Guenther <rguenther@suse.de>
22320 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
22321 (gimple_fold_indirect_ref_rhs): ... this.
22322 (gimple_fold_indirect_ref): New function with foldings
22323 that preserve lvalueness.
22324 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
22325 * tree-flow.h (gimple_fold_indirect_ref): Declare.
22326 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
22327 to fold an INDIRECT_REF, fall back to the old use of
22328 fold_indirect_ref_1.
22330 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22332 * tree-data-ref.c (subscript_dependence_tester_1): Call
22333 free_conflict_function.
22334 (compute_self_dependence): Same.
22336 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22339 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
22340 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
22342 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
22343 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
22344 for DWARF2_UNWIND_INFO targets.
22346 2008-01-16 Richard Guenther <rguenther@suse.de>
22349 * c-typeck.c (common_pointer_type): Do not merge inconsistent
22350 type qualifiers for function types.
22352 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
22354 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
22355 loop_iterator li from previous commit.
22357 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
22359 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
22361 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22363 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
22364 (parallelize_loops): Don't parallelize irreducible components.
22366 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22369 * c-opts (c_common_post_options): Do not enable CPP
22370 flag_pedantic_errors by default.
22372 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
22374 PR rtl-optimization/31944
22375 * cse.c (remove_pseudo_from_table): New function.
22376 (merge_equiv_classes): Use above function to remove pseudo-registers.
22377 (invalidate): Likewise.
22379 2008-01-13 Richard Guenther <rguenther@suse.de>
22381 PR middle-end/34601
22382 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
22383 instead of TYPE_MODE to deal with calls from expand_one_error_var.
22385 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
22387 * gcse.c (cprop_jump): Call validate_unshare_change instead of
22388 validate_change to unshare the source of the PC set.
22390 2008-01-12 Jan Hubicka <jh@suse.cz>
22392 PR middle-end/32135
22393 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
22394 references above array bounds. This might trigger bounds checks for
22395 pointers to arrays.
22397 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22399 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
22400 new_replaceable_dependencies.
22402 2008-01-12 Doug Kwan <dougkwan@google.com>
22404 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
22405 instead of OPT_Wreturn_type in warning due to ignored return type
22407 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
22408 options included in -Wextra.
22409 * c.opt: New option -Wignored_qualifiers.
22410 * doc/invoke.texi (Warning Options, -Wextra): Add new option
22411 -Wignore_qualifiers.
22412 (-Wignored-qualifiers): Document.
22413 (-Wreturn-type): Remove description of functionality now handled
22414 by -Wignored-qualifiers.
22416 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
22419 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
22420 NOP_EXPR if it is between integral types with the same precision.
22422 2008-01-12 Jan Hubicka <jh@suse.cz>
22425 * invoke.texi (max-inline-recursive-depth): Fix default value.
22427 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
22429 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
22432 2008-01-11 Bob Wilson <bob.wilson@acm.org>
22434 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
22436 2008-01-11 James E. Wilson <wilson@specifix.com>
22439 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
22441 2008-01-11 Anatoly Sokolov <aesok@post.ru>
22443 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
22444 save/restore frame pointer register and don't use 'call-prologues'
22445 optimization in function with "OS_task" attribute.
22447 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
22449 PR middle-end/31309
22450 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
22451 when copying to memory.
22453 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
22455 PR rtl-optimization/30905
22456 * cfgcleanup.c: Include dce.h
22457 (crossjumps_occured): New global variable.
22458 (try_crossjump_bb): Exit loop after finding a fallthru edge.
22459 If something changed, set crossjumps_occured to true.
22460 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
22461 Don't add/remove fake edges to exit here...
22462 (cleanup_cfg): ...but do it here, when crossjumping.
22463 Run a fast DCE when successful crossjumps occured in the latest
22464 iteration of try_optimize_cfg.
22466 2008-01-11 Richard Guenther <rguenther@suse.de>
22468 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
22469 (struct vn_unary_op_s): Likewise.
22470 (vn_reference_insert): Free old reference on hash collision.
22472 2008-01-10 Raksit Ashok <raksit@google.com>
22474 PR rtl-optimization/27971
22475 * combine.c (find_split_point): Split PLUS expressions which are
22476 inside a MEM rtx, and whose first operand is complex.
22478 2008-01-10 DJ Delorie <dj@redhat.com>
22480 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22481 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22482 (m32c_hard_regno_ok): Call the underlying function.
22484 2008-01-10 Richard Guenther <rguenther@suse.de>
22486 PR middle-end/34683
22487 * tree-cfg.c (tree_merge_blocks): Do not go through the
22488 full-blown folding and stmt updating path if we just deal
22489 with virtual operands.
22490 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22491 test for abnormal SSA_NAMEs.
22493 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22495 PR middle-end/34641
22496 * reload.c (push_reload): Add assertions. All constants from
22497 reg_equiv_constant should have been used for replacing the respective
22499 (find_reloads_address): Invoke find_reloads_address_part for
22500 constant taken from the reg_equiv_constant array.
22502 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22504 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22505 field (valnum) the first in the struct. Replace bools with
22508 2008-01-10 Richard Guenther <rguenther@suse.de>
22510 PR tree-optimization/34651
22511 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22512 types and ordering for masking and converting.
22514 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22516 PR tree-optimization/34017
22517 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22518 also for PHI_NODE expressions.
22520 2008-01-09 Jan Hubicka <jh@suse.cz>
22522 PR tree-optimization/34708
22523 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22524 based on number of case labels.
22525 (init_inline_once): Remove switch_cost.
22526 * tree-inline.h (eni_weights_d): Remove switch_cost.
22528 2008-01-09 Richard Guenther <rguenther@suse.de>
22529 Andrew Pinski <andrew_pinski@playstation.sony.com>
22531 PR middle-end/30132
22532 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22533 temporary if an rvalue is ok or an lvalue is not required.
22535 2008-01-09 Richard Guenther <rguenther@suse.de>
22537 PR middle-end/34458
22538 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22539 adjust return type.
22541 2008-01-09 Richard Guenther <rguenther@suse.de>
22543 PR middle-end/34679
22544 * tree.c (host_integerp): Check for sizetype only if the
22545 type is an integer type.
22547 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22550 * opts.c (decode_options): Disable inlining of functions called
22551 once if not in unit-at-a-time mode.
22553 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22555 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22557 2008-01-08 Richard Guenther <rguenther@suse.de>
22559 PR middle-end/31863
22560 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22561 out early if the result will be unused.
22563 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22568 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22569 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22572 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22574 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22575 for vectorization tuned.
22577 2008-01-08 Richard Guenther <rguenther@suse.de>
22579 PR tree-optimization/34683
22580 * tree-ssa-operands.c (operand_build_cmp): Export.
22581 * tree-ssa-operands.h (operand_build_cmp): Declare.
22582 * tree-vn.c (vuses_compare): Remove.
22583 (sort_vuses): Use operand_build_cmp.
22584 (sort_vuses_heap): Likewise.
22585 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22586 to re-use old VEC if available. Do not sort already sorted VUSEs.
22587 (vdefs_to_vec): Do not sort already sorted VDEFs.
22589 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22591 PR middle-end/34694
22592 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22594 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22597 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22598 limitations of reciprocal sequences on x86 targets.
22600 2008-01-08 Richard Guenther <rguenther@suse.de>
22602 PR tree-optimization/34683
22603 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22605 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22608 * config/darwin.c (darwin_mergeable_string_section): Don't use
22609 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22611 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22614 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22615 negxf2. Macroize expander using X87MODEF mode iterator. Change
22616 predicates of op0 and op1 to register_operand.
22617 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22618 expander using X87MODEF mode iterator. Change predicates of
22619 op0 and op1 to register_operand.
22620 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22621 corresponding patterns and macroize using MODEF macro. Change
22622 predicates of op0 and op1 to register_operand and remove
22623 "m" constraint. Disparage "r" alternative with "!".
22624 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22625 macroize using X87MODEF macro. Change predicates of op0 and op1
22626 to register_operand and remove "m" constraint. Disparage "r"
22627 alternative with "!".
22628 (absneg splitter with memory operands): Remove.
22629 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22630 patterns and macroize using X87MODEF mode iterator.
22631 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22632 Change predicate of op1 to register_operand.
22633 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22634 for memory operands.
22636 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22638 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22640 2008-01-07 Richard Guenther <rguenther@suse.de>
22642 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22645 2008-01-07 Richard Guenther <rguenther@suse.de>
22647 PR tree-optimization/34683
22648 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22649 VOPs of the needed size to save memory. Use VEC_quick_push
22650 to save compile-time.
22651 (vdefs_to_vec): Likewise.
22653 2008-01-07 Sa Liu <saliu@de.ibm.com>
22655 * config/spu/spu.md (divdf3): Genetate inline code for double
22656 division. The implementation doesn't handle INF or NAN, therefore it
22657 only applies when -ffinite-math-only is given.
22659 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22662 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22663 * doc/cpp.texi ([Common Predefined Macros]): Document.
22665 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22667 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22668 order to use commutative addition instead of subtraction.
22670 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22671 Mircea Namolaru <namolaru@il.ibm.com>
22672 Vladimir Yanovsky <yanov@il.ibm.com>
22673 Revital Eres <eres@il.ibm.com>
22675 PR tree-optimization/34263
22676 * tree-outof-ssa.c (process_single_block_loop_latch,
22677 contains_tree_r): New functions.
22678 (analyze_edges_for_bb): Call process_single_block_loop_latch
22679 function to empty single-basic-block latch block if possible.
22681 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22683 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22685 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22687 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22689 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22691 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22693 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22695 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22697 PR tree-optimization/34618
22698 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22701 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22704 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22705 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22706 Update copyright year.
22708 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22709 Update copyright year.
22710 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22713 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22715 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22716 edge does not point to current bb before changing need_assert.
22718 2008-01-04 Richard Guenther <rguenther@suse.de>
22720 PR middle-end/34029
22721 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22722 for verifying purposes if they are is_gimple_min_invariant.
22724 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22726 PR tree-optimization/34448
22727 PR tree-optimization/34465
22728 * gimplify.c (gimplify_init_constructor): Add new parameter
22729 notify_temp_creation. Use it.
22730 (gimplify_modify_expr_rhs): Take volatiles into account when
22731 optimizing constructors.
22732 Do not optimize constructors if gimplify_init_constructor will dump to
22734 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22735 * gcc.c-torture/compile/pr34448.c: New.
22737 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22739 PR gcov-profile/34609
22740 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22741 return_slot if result is TREE_ADDRESSABLE.
22743 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22745 * config/mips/mips.md (sqrt_condition): Tweak comment.
22746 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22748 2008-01-03 Tom Tromey <tromey@redhat.com>
22751 * c-common.c (c_type_hash): Handle VLAs.
22753 2008-01-03 Jan Hubicka <jh@suse.cz>
22755 PR tree-optimization/31081
22756 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22757 0 when inlining and not inlining to first basic block.
22758 (remap_decl): When var is initialized to 0, don't set default_def.
22759 (expand_call_inline): Set entry_bb.
22760 * tree-inline.h (copy_body_data): Add entry_bb.
22762 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22765 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22768 PR tree-optimization/29484
22769 * tree-inline.c (inline_forbidden_p_2): New function.
22770 (inline_forbidden_p): Disallow inlining if some static var
22771 has an address of a local LABEL_DECL in its initializer.
22772 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22775 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22777 PR tree-optimization/34635
22778 * tree-data-ref.c (add_other_self_distances): Make sure that the
22779 evolution step is constant.
22781 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22783 PR middle-end/34608
22784 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22786 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22788 * tree-sra.c (scalarize_init): Insert the generate_element_init
22789 statements after the generate_element_zero statements.
22791 2008-01-02 Richard Guenther <rguenther@suse.de>
22793 PR middle-end/34093
22794 PR middle-end/31976
22795 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22796 for very large number of operands instead of ICEing.
22798 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22801 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22802 while stack probing.
22804 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22806 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22809 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22811 PR libmudflap/26442
22812 * tree-mudflap.c (mx_register_decls): Guard warning by
22813 !DECL_ARTIFICIAL check.
22815 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22817 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22818 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22819 sse5_perm<mode>): Fix constraints.