1 2008-09-11 Ira Rosen <irar@il.ibm.com>
3 PR tree-optimization/37474
4 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5 length of load permutation.
7 2008-09-11 Andreas Schwab <schwab@suse.de>
9 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
11 2008-09-11 Jakub Jelinek <jakub@redhat.com>
14 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
15 * dse.c (find_shift_sequence): Use extract_low_bits instead of
18 2008-09-11 Ira Rosen <irar@il.ibm.com>
20 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
23 2008-09-10 Jakub Jelinek <jakub@redhat.com>
26 * gimplify.c (gimplify_body): Call default_rtl_profile.
29 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
30 instead of tok->val.node if not expanding to something else. Handle
31 intervening CPP_PADDING tokens.
32 (altivec_categorize_keyword): Remove unneeded comparisons.
34 2008-09-10 Richard Guenther <rguenther@suse.de>
36 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
38 2008-09-10 Richard Guenther <rguenther@suse.de>
41 * tree-inline.c (insert_init_stmt): Make sure to not
42 insert invalid gimple stores.
44 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
46 PR tree-optimization/37388
47 * toplev.c (process_options): Fail and warn when graphite
48 flags are used, but the compiler has not been configured
49 with graphite libraries.
50 * graphite.c (graphite_transform_loops): Remove printfs
51 to dump_file for the case when graphite is not available.
53 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
56 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
57 the even element into register.
58 (ix86_expand_vector_init_general): Don't use
59 ix86_expand_vector_init_interleave on V16QImode and V8HImode
60 if we can't move from GPR to SSE register directly.
62 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
64 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
65 not lose track of the number of NOPs needed. Number of NOPs needed
66 for sync vs. loads workaround was switched; corrected. Run second
67 pass for all workarounds. No NOPs needed after call insns. Change
68 second pass to use find_next_insn_start and find_load helpers in order
69 to properly detect parallel insns.
70 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
72 2008-09-10 Jan Hubicka <jh@suse.cz>
74 * value-prof.c (gimple_ic): Fix tuplification bug.
75 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized var
78 2008-09-10 Jakub Jelinek <jakub@redhat.com>
80 PR tree-optimization/37353
81 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
82 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
83 calls instead of cond_dead_built_in_calls.
84 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
85 initalize the vector only before adding first entry. Use VEC_safe_push
86 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
87 shrink_wrap_conditional_dead_built_in_calls call.
89 2008-09-10 Ira Rosen <irar@il.ibm.com>
91 PR tree-optimization/37385
92 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
93 and use it as a vector type if not NULL.
94 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
96 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
98 (vectorizable_load): Likewise.
100 2008-09-10 Jakub Jelinek <jakub@redhat.com>
102 * config/i386/i386.md (SWI32): New mode iterator.
103 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
106 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
108 PR rtl-optimization/37435
109 * caller-save.c (insert_restore, insert_save): Check the mode by
112 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
115 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
117 (dw2_output_indirect_constant_1): Use unstripped name in symbol
120 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
122 * doc/invoke.texi (ARM Options): Correct errors in discussion
123 of -mfloat-abi, -mhard-float, and -msoft-float.
125 2008-09-09 Jakub Jelinek <jakub@redhat.com>
126 Jan Hubicka <jh@suse.cz>
129 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
130 calling gimple_regimplify_operands on it. Iterate over all newly
131 added statements, not just the last one.
132 (insert_init_stmt): Insert stmt into seq first, then call
133 gimple_regimplify_operands on it. Don't create new gimplification
134 context, nor find referenced vars.
136 2008-09-09 Jakub Jelinek <jakub@redhat.com>
139 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
140 to pointer to vector pointer.
141 * ipa-prop.c (ipa_propagate_indirect_call_infos,
142 propagate_info_to_inlined_callees): Likewise.
143 (update_call_notes_after_inlining): Likewise. Push new indirect edge
144 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
145 ipa_check_create_edge_args.
146 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
147 to pointer to vector pointer.
148 (cgraph_decide_inlining_of_small_function): Adjust
149 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
153 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when optimizing
156 PR rtl-optimization/37408
157 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
160 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
162 PR tree-optimization/37375
163 * tree-scalar-evolution.c (scev_info_str): Add field instantiated_below.
164 (new_scev_info_str, eq_scev_info, find_var_scev_info,
165 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
166 set_instantiated_value): Pass instantiated_below.
167 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls to
169 (instantiate_scev_1, instantiate_scev): Pass a basic block above which the
170 definitions are not instantiated.
172 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
173 (block_before_loop): New.
174 * tree-data-ref.c (dr_analyze_indices): Update uses of instantiate_scev.
175 * graphite.c (block_before_scop): New.
176 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
177 basic block, not a loop for determining the parameters.
178 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
180 (idx_record_params, find_params_in_bb, find_scop_parameters,
181 build_loop_iteration_domains, add_conditions_to_domain): Update calls
184 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
186 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
190 * ira-build.c (ira_create_allocno): Setup frequency to 0.
192 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
193 Check zero freq and increase if necessary.
195 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
197 * ira-conflicts.c (process_regs_for_copy): Check that the hard
198 regno is in the right range. Add comments.
200 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
202 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
204 * mips-tfile.c (copy_object): Cast alloca result to int *.
205 * mips-tdump.c (print_symbol): Cast xmalloc return values to
207 Rename class to sclass.
208 (read_tfile): Cast read_seek return values to proper types.
209 Cast xcalloc return value to proper type.
211 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
213 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
214 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
215 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
217 2008-09-09 Jan Hubicka <jh@suse.cz>
219 * profile.c (is_edge_inconsistent): Add debug output; ignore negative count
221 (is_inconsistent): Add debug output.
223 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
225 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
227 (choose_ready): When first insn is chosen from the ready list, also
230 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
232 PR rtl-optimization/37360
233 * haifa-sched.c (max_issue): Do not assert that we never issue more
234 insns than issue_rate. Add comment.
236 2008-09-09 Richard Guenther <rguenther@suse.de>
238 * tree-cfg.c (verify_types_in_gimple_op): Remove.
239 (verify_types_in_gimple_call): Rename to ...
240 (verify_gimple_call): ... this. Enhance.
241 (verify_types_in_gimple_cond): Remove.
242 (verify_gimple_comparison): New function ...
243 (verify_types_in_gimple_assign): ... split out from here.
244 (verify_types_in_gimple_return): Rename to ...
245 (verify_gimple_return): ... this. Enhance.
246 (verify_types_in_gimple_switch): Rename to ...
247 (verify_gimple_switch): ... this. Enhance.
248 (verify_gimple_goto): New function.
249 (verify_types_in_gimple_phi): Rename to ...
250 (verify_gimple_phi): ... this. Enhance.
251 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
252 Fold in single-statement cases from verify_types_in_gimple_seq_2.
253 (verify_types_in_gimple_seq_2): Remove cases handled in
254 verify_types_in_gimple_stmt.
256 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
258 * config/bfin/bfin.c (n_regs_to_save): New static variable.
259 (push_multiple_operation, pop_multiple_operation): Set it.
260 (workaround_rts_anomaly): New function.
261 (workaround_speculation): New function, broken out of bfin_reorg.
262 (bfin_reorg): Call the new functions.
264 2008-09-09 Richard Guenther <rguenther@suse.de>
268 * gimplify.c (gimplify_conversion): Change conversions of
269 non-register type to VIEW_CONVERT_EXPRs.
270 (gimplify_addr_expr): If we need to make the operand
271 addressable make sure to use a properly initialized
272 temporary for that so it gets a valid gimple store.
274 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
276 * function.h (struct function): Add function_start_locus.
277 * cfgexpand.c (gimple_expand_cfg): Use it.
278 * c-parser.c (c_parser_declaration_or_fndef): Set it.
280 2008-09-09 Richard Guenther <rguenther@suse.de>
282 PR tree-optimization/37433
283 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
286 2008-09-09 Richard Guenther <rguenther@suse.de>
288 PR tree-optimization/37387
289 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
290 and bits to a common type.
292 2008-09-09 Nick Clifton <nickc@redhat.com>
294 * config/v850/v850.md (return): Restore frame size restriction.
296 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
298 * c-common.c (c_expand_decl): Remove.
299 * c-common.h (anon_aggr_type_p): Remove prototype.
300 (DECL_ANON_UNION_ELEMS): Remove.
301 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
302 * c-decl.c (anon_aggr_type_p): Remove.
303 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
304 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
305 * langhooks.h (struct lang_hooks): Remove expand_decl.
306 * langhooks.c (lhd_expand_decl): Remove.
307 * stmt.c (expand_anon_union_decl): Remove.
308 * tree.h (expand_anon_union_decl): Remove prototype.
310 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
313 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
315 * config/avr/avr.md (QISI) : Define mode iterator.
316 (negated_tst<mode>) : Redefine as split using mode macro.
317 (reversed_tstqi): Define insn as reversed compare with zero.
318 (reversed_tsthi): Ditto.
319 (reversed_tstsi): Ditto.
321 2008-09-08 Jakub Jelinek <jakub@redhat.com>
324 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
325 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
328 * predict.c (optimize_function_for_size_p): Don't segfault if
330 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
331 tree_swap_operands_p): Don't test cfun != NULL before calling
332 optimize_function_for_s*_p.
334 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
336 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
339 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
341 * crx/crx.h (IRA_COVER_CLASSES): Define.
343 2008-09-08 Jakub Jelinek <jakub@redhat.com>
346 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
347 even when a stmt has been gimple_modified_p, but after fold_stmt is
348 not any longer. Remove unneeded may_have_exposed_new_symbols
351 2008-09-08 Richard Guenther <rguenther@suse.de>
353 PR tree-optimization/37421
354 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
357 2008-09-08 Jakub Jelinek <jakub@redhat.com>
360 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
362 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
365 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
366 * pa-hpux10.h (LINK_SPEC): Likewise.
367 * pa-hpux11.h (LINK_SPEC): Likewise.
369 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
371 * pa32-regs.h (IRA_COVER_CLASSES): Define.
372 * pa64-regs.h (IRA_COVER_CLASSES): Define.
374 2008-09-07 Helge Deller <deller@gmx.de>
376 * pa/linux-atomic.c: New file.
377 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
378 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
380 2008-09-07 Richard Guenther <rguenther@suse.de>
381 Ira Rosen <irar@il.ibm.com>
383 PR tree-optimization/36630
384 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
385 Call STRIP_NOPS before calling evolution_part_in_loop_num.
387 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
388 Ira Rosen <irar@il.ibm.com>
390 PR tree-optimization/35642
391 * config/rs6000/altivec.md (mulv8hi3): Implement.
393 2008-09-06 Jeff Law <law@redhat.com>
395 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
397 2008-09-06 Jan Hubicka <jh@suse.cz>
399 PR tree-optimization/14703
400 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored declarations.
401 * passes.c (init_optimization_passes): Recompute inline parameters.
403 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
405 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
408 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
409 Peter Fuerst <post@pfrst.de>
411 * doc/invoke.texi: Document -mr10k-cache-barrier=.
412 * doc/extend.texi: Document __builtin_mips_cache.
413 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
414 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
415 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
416 __GCC_HAVE_BUILTIN_MIPS_CACHE.
417 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
418 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
419 (set_push_mips_isas): New variable.
420 (mips_r10k_cache_barrier): New variable.
421 (cache): New availability predicate.
422 (mips_builtins): Add an entry for __builtin_mips_cache.
423 (mips_build_cvpointer_type): New function.
424 (MIPS_ATYPE_CVPOINTER): New macro.
425 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
427 (r10k_simplified_address_p, r10k_simplify_address)
428 (r10k_uncached_address_p, r10k_safe_address_p)
429 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
430 (r10k_needs_protection_p_call, r10k_needs_protection_p)
431 (r10k_insert_cache_barriers): New functions.
432 (mips_reorg_process_insns): Delete cache barriers after a
433 branch-likely instruction.
434 (mips_reorg): Call r10k_insert_cache_barriers.
435 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
436 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
437 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
438 (mips_cache, r10k_cache_barrier): New define_insns.
440 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
442 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
443 * ira-color.c (setup_allocno_left_conflicts_num): Use
444 hard_reg_set_equal_p instead of a comparison with
445 ira_zero_hard_reg_set.
446 * ira.c (setup_reg_subclasses): Likewise.
447 (setup_cover_and_important_classes): Likewise.
448 (setup_class_translate): Likewise.
449 (setup_reg_class_intersect_union): Likewise.
450 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
451 (ira_init_once): Don't initialize them.
453 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
455 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
457 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
459 * ira-color.c (ira_fast_allocation): Permit global allocno
462 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
464 Improved branch hints, safe hints, and scheduling.
466 * haifa-sched.c (sched_emit_insn) : Define.
467 * sched-int.h (sched_emit_insn) : Add prototype.
468 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
469 -mhint-max-distance -msafe-hints) : Document.
470 * config/spu/spu.c (spu_flag_var_tracking): New.
471 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
472 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
473 TARGET_ASM_FILE_START): Define.
474 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
475 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
476 (spu_emit_branch_hint): Add blocks argument.
477 (insert_branch_hints, insert_nops): Remove.
478 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
479 uses_ls_unit, spu_sched_init_global, spu_sched_init,
480 spu_sched_reorder, asm_file_start): New functions.
481 (clock_var, spu_sched_length, pipe0_clock,
482 pipe1_clock, prev_clock_var, prev_priority,
483 spu_ls_first, prev_ls_clock): New static variables.
484 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
485 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
486 (nopn_nv): Add a non-volatile version of nop.
487 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
488 -mhint-max-distance, -msafe-hints): New options.
490 2008-09-05 Janis Johnson <janis187@us.ibm.com>
491 Samuel Tardieu <sam@rfc1149.net>
493 * opts.c (decode_options): Combine nested if statements.
496 * opts.c (decode_options): Handle more relationships among
497 unit-at-a-time, toplevel-reorder, and section-anchors.
499 2008-09-05 David Daney <ddaney@avtrex.com>
501 * doc/install.texi (--enable-reduced-reflection): Document new option.
503 2008-09-05 Bob Wilson <bob.wilson@acm.org>
505 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
507 (constantpool_operand): New.
508 (move_operand): Disallow sub-word modes for the constant pool.
509 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
510 (xtensa_secondary_reload_class): Replace with....
511 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
512 Set icode for sub-word reloads from the constant pool.
513 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
514 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
515 * config/xtensa/xtensa.md (reload<mode>_literal): New.
516 * config/xtensa/xtensa-protos.h: Update prototypes.
518 2008-09-05 Joseph Myers <joseph@codesourcery.com>
520 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
521 (REG_CLASS_NAMES): Update.
522 (REG_CLASS_CONTENTS): Update.
523 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
524 of ALL_REGS for regs 77 and 78.
525 * function.c (instantiate_virtual_regs_in_insn): Assert that
526 return value of simplify_gen_subreg is not NULL.
528 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
530 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
531 (gen_rtvec_v): Fix coding standards.
533 2008-09-04 Jan Hubicka <jh@suse.cz>
535 * i386.c (decide_alg): Be more conservative about optimizing for size.
537 2008-09-04 Ian Lance Taylor <iant@google.com>
539 * varasm.c (narrowing_initializer_constant_valid_p): New
541 (initializer_constant_valid_p): Call it.
543 2008-09-04 Jeff Law <law@redhat.com>
545 * fold-const.c (native_encode_real): Fix computation of WORDS.
546 (native_interpret_real): Likewise.
548 2008-09-04 Janis Johnson <janis187@us.ibm.com>
550 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
552 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
554 * ira-conflicts.c (process_regs_for_copy): Check insn to check
555 that the cost is already taken into account in ira-costs.c
557 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
559 * ira-build.c (print_copy, print_copies, ira_debug_copy,
560 ira_debug_copies): New.
561 (ira_bulid): Call print_copies.
563 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
565 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
568 * config/rs6000/rs6000.c (optimization_options): Remove check of
571 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
573 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
574 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
575 second operand is a reg_imm10_operand.
576 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
577 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
578 (*seq_<GPR:mode><GPR2:mode>): Rename to
579 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
581 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
582 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
584 (*sne_<GPR:mode><GPR2:mode>): Rename to
585 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
588 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
590 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
591 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
592 combining an arithmetic right shift by more than 31 and a
593 trunction. Don't match for out-of-range shift amounts. Set
594 attribute mode to <MODE>.
595 (*lshr32_trunc<mode>): Name the pattern combining a logical right
596 shift by 32 and and a truncation. Set attribute mode to <MODE>.
597 (*<optab>_trunc<mode>_exts): New pattern for truncated right
598 shifts by less than 32.
599 (extv): Change predicate on first operand to accept registers.
600 Change predicate of the other operands from immediate_operand to
601 const_int_operand. Expand exts when source is a register.
602 (extzv): Change predicate of the constant operands from
603 immediate_operand to const_int_operand.
604 (extzv<mode>): Change predicate of the constant operands from
605 immediate_operand to const_int_operand and no constraint. Also
607 (*extzv_trunc<mode>_exts): New pattern.
609 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
611 * config/mips/mips.h (ISA_HAS_CINS): New macro.
612 * config/mips/mips-protos.h (mask_low_and_shift_p,
613 mask_low_and_shift_len): Declare.
614 * config/mips/mips.c (mask_low_and_shift_p,
615 mask_low_and_shift_len): New functions.
616 (mips_print_operand): Handle new operand prefix "m".
617 * config/mips/mips.md (*cins<mode>): New pattern.
619 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
621 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
624 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
626 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
627 regardless of epilogue_completed.
629 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
632 * ira-lives.c (process_bb_node_lives): Check setjmp.
634 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
637 * ira-build.c (form_loop_tree): Reverse BB walk.
638 (create_bb_allocnos): Likewise.
639 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
640 (mark_reg_store): Rename to...
641 (mark_ref_live): ...this and take a df_ref argument instead of
642 note_stores arguments. Assert that we have a register.
643 (mark_reg_clobber): Delete.
644 (def_conflicts_with_inputs_p): New function.
645 (mark_reg_conflicts): Delete.
646 (mark_reg_death): Rename to...
647 (mark_ref_dead): ...this and take a df_ref argument instead of
648 a register. Assert that we have a register.
649 (process_bb_node_lives): Hoist frequency calculation out of
650 instruction walk. Convert from a forwards scan to a backwards scan.
651 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
652 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
653 (create_allocno_live_ranges): Don't create regs_set.
655 2008-09-04 Ian Lance Taylor <iant@google.com>
657 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
659 * calls.c (emit_library_call_value_1): Use MEM_P rather than
660 comparing MODE with MEM.
661 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
662 comparing with GF_PREDICT_TAKEN.
663 (gimple_get_lhs): Change code to enum gimple_code.
664 (gimple_set_lhs): Likewise.
665 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
666 * omp-low.c (find_omp_clause): Change kind parameter to enum
668 * tree-flow.h (find_omp_clause): Update declaration.
669 * regrename.c (clear_dead_regs): Change kind parameter to enum
671 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
673 * see.c (see_get_extension_data): Change return type to enum
674 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
675 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
676 (see_gen_normalized_extension): Change extension_code parameter to
678 (see_seek_pre_extension_expr): Change extension_code to enum
680 (see_merge_one_def_extension): Likewise.
681 (see_handle_relevant_defs): Likewise.
682 (see_handle_relevant_uses): Likewise.
683 (see_analyze_one_def): Likewise.
684 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
685 GIMPLE_ASM rather than ASM_EXPR.
686 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
687 GIMPLE_RETURN rather than RETURN_EXPR.
688 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
689 (evaluate_stmt): Likewise.
690 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
691 to enum vect_relevant.
692 (vect_mark_stmts_to_be_vectorized): Change assertion to not
693 compare gimple codes with tree codes.
695 2008-09-04 Paul Brook <paul@codesourcery.com>
697 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
699 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
701 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
702 pointer check lost in the recent no-unit-at-a-time patch.
704 2008-09-04 Jan Hubicka <jh@suse.cz>
707 * tree-switch-conversion.c (check_final_bb): Accept only IP
710 2008-09-04 Jan Hubicka <jh@suse.cz>
712 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
714 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
715 using_ranges argument.
716 (vrp_evaluate_conditional): Avoid bogus warning for type range.
717 (vrp_visit_cond_stmt): Update call of
718 vrp_evaluate_conditional_warnv_with_ops
720 2008-09-04 Jan Hubicka <jh@suse.cz>
722 PR tree-optimization/37345
723 PR tree-optimization/37358
724 PR tree-optimization/37357
725 * tree.c (build_function_type_skip_args): Build distinct type copy;
727 (build_function_decl_skip_args): Set type of new decl not orig decl;
728 clear DECL_VINDEX for methods turned into functions.
730 2008-09-04 Nick Clifton <nickc@redhat.com>
732 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
734 * configure: Regenerate.
735 * config.in: Regenerate.
736 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
737 alignment field, if it is supported.
739 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
741 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
744 2008-09-03 David Edelsohn <edelsohn@gnu.org>
746 * config/rs6000/rs6000.c (processor_target_table): Do not
747 enable VMX for POWER6.
749 2008-09-03 Anton Blanchard <anton@samba.org>
751 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
752 emit memory barrier before operation.
754 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
757 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
758 default_elf_asm_output_external.
760 2008-09-03 Jeff Law <law@redhat.com>
762 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
764 2008-09-03 Richard Henderson <rth@redhat.com>
766 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
767 memory barrier to below the test-and-set.
768 (alpha_split_lock_test_and_set_12): Likewise.
770 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
774 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
777 * ira-color.c (print_loop_title): Use all_allocnos.
778 (color_pass): Ditto. Don't add border_allocnos. Check that
779 subloop allocno in the correspdoning bitmap all_allocnos.
781 * ira-emit.c (change_loop): Use all_allocnos.
783 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
785 (ira_create_allocno): Set up all_allocnos bit for the created
787 (create_cap_allocno): Remove setting mentioned_allocnos.
788 (create_insn_allocnos): Ditto.
789 (remove_unnecessary_allocnos): Use all_allocnos.
790 (check_allocno_creation): Check that allocnos are in the
791 corresponding bitmap all_allocnos.
793 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
797 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
798 (process_regs_for_copy): Process subregs. Refine check when cost
799 is taken into account in ira-costs.c.
800 (process_reg_shuffles): Use REG_SUBREG_P.
801 (add_insn_allocno_copies): Ditto. Ignore modes.
803 * ira-color.c (conflict_allocno_vec): New.
804 (COST_HOP_DIVISOR): New macro.
805 (update_copy_costs_1): Use it.
806 (update_conflict_hard_regno_costs): New function.
807 (assign_hard_reg): Use it.
808 (ira_color): Allocate and free conflict_allocno_vec.
810 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
814 * ira-int.h (ira_sort_insn_chain): Remove.
816 * ira.c (basic_block_order_nums, chain_insn_order,
817 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
818 (ira): Don't call ira_sort_insn_chain.
820 * reload1.c (reload): Don't call ira_sort_insn_chain.
822 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
825 * cgraphunit.c (update_call_expr): Remove eh regions from statements
826 which become non throw.
827 (cgraph_function_versioning): Also clear DECL_WEAK. Call
828 update_call_expr after updating the flags on the decl.
830 2008-09-03 Jan Hubicka <jh@suse.cz>
832 PR tree-optimization/37315
833 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
834 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
835 (cgraph_analyze_functions): Use node->analyzed
836 (cgraph_mark_functions_to_output): Likewise.
837 (cgraph_expand_function): All functions can be released after
839 (cgraph_optimize): Use gimple_has_body_p.
840 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
841 (cgraph_decide_inlining_incrementally): Likewise.
842 (inline_transform): Inline transform.
843 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
845 (inlinable_function_p): Drop gimple_body check.
846 (expand_call_inline): Use gimple_has_body_p.
847 * gimple.c (gimple_has_body_p): New.
848 * gimple.h (gimple_has_body_p): Add prototype.
849 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
850 (dump_function_to_file): Use gimple_has_body_p check.
852 2008-09-03 Jakub Jelinek <jakub@redhat.com>
855 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
857 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
859 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
861 From Michael Frysinger <michael.frysinger@analog.com>
862 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
863 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
866 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
869 * doc/extend.texi: Document picoChip builtin functions.
870 * doc/invoke.texi: Document picoChip options.
871 * doc/contrib.texi: Add picoChip contribution.
872 * doc/md.texi: Document picoChip constraints.
873 * config.gcc: Add picochip-*-*.
874 * config/picochip/: Add new port.
876 2008-09-03 Richard Guenther <rguenther@suse.de>
878 PR tree-optimization/37328
879 * tree-sra.c (sra_build_assignment): Gimplify properly.
880 (generate_copy_inout): Take the correct stmt as definition,
883 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
885 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
888 From Michael Frysinger <michael.frysinger@analog.com>
889 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
891 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
893 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
895 (__gthread_setspecific): Revert 2008-08-31 change to
896 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
899 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
901 * diagnostic.c (error_at): New.
902 * toplev.h (error_at): New prototype.
903 * c-typeck.c (build_array_ref): Call error_at instead of error.
904 Pass location to pedwarn.
906 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
908 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
910 2008-09-02 Jakub Jelinek <jakub@redhat.com>
912 * dwarf2out.c (tree_add_const_value_attribute): Only handle
913 VAR_DECL and CONST_DECL.
915 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
916 Jakub Jelinek <jakub@redhat.com>
918 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
919 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
920 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
921 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
922 Don't set ix86_save_varrargs_registers.
923 (ix86_setup_incoming_varargs): Assume cum != NULL.
924 (ix86_va_start): Check ix86_varargs_gpr_size and
925 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
926 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
927 from frame pointer if ix86_varargs_gpr_size == 0.
928 (ix86_compute_frame_layout): Updated.
929 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
930 (ix86_varargs_gpr_size): Define.
931 (ix86_varargs_fpr_size): Likewise.
932 (machine_function): Remove save_varrargs_registers.
933 Add varargs_gpr_size and varargs_fpr_size.
935 2008-09-02 Jakub Jelinek <jakub@redhat.com>
937 * config/alpha/alpha.c (va_list_skip_additions,
938 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
939 (alpha_gimplify_va_arg): Call unshare_expr on second use of
942 PR tree-optimization/36766
943 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
944 for already removed basic blocks.
947 * real.c (real_maxval): Clear a lower bit to make real_maxval
948 match get_max_float for IBM long double format.
950 2008-09-02 Andreas Schwab <schwab@suse.de>
952 * configure.ac: Use m4_quote to quote the expansion of m4_do.
953 * configure: Regenerate.
955 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
957 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
958 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
959 checking for a non-VOID CONSTANT_P.
961 2008-09-02 Jan Hubicka <jh@suse.cz>
963 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
964 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
966 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
968 * expr.c (emit_group_store): Don't assert stack temp mode size.
970 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
971 Tobias Grosser <grosser@fim.uni-passau.de>
972 Jan Sjodin <jan.sjodin@amd.com>
973 Harsha Jagasia <harsha.jagasia@amd.com>
974 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
975 Konrad Trifunovic <konrad.trifunovic@inria.fr>
976 Adrien Eliche <aeliche@isty.uvsq.fr>
978 Merge from graphite branch.
981 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
982 * doc/invoke.texi (-floop-block, -floop-interchange,
983 -floop-strip-mine): Document new flags.
984 * tree-into-ssa.c (gimple_vec): Moved...
985 * tree-loop-distribution.c (rdg_component): Moved...
986 * cfgloopmanip.c: Include tree-flow.h.
987 (update_dominators_in_loop): New.
988 (create_empty_if_region_on_edge): New.
989 (create_empty_loop_on_edge): New.
990 (loopify): Use update_dominators_in_loop.
991 * tree-pass.h (pass_graphite_transforms): Declared.
992 * configure: Regenerate.
993 * tree-phinodes.c (make_phi_node): Export.
994 (add_phi_node_to_bb): New, split from create_phi_node.
995 * tree-chrec.c (for_each_scev_op): New.
996 * tree-chrec.h (for_each_scev_op): Declared.
997 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
998 (remove_statement): Call get_phi_with_result.
999 * config.in (HAVE_cloog): Undef.
1000 * gdbinit.in (pgg): New.
1001 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
1002 * tree-ssa-loop.c (graphite_transforms): New.
1003 (gate_graphite_transforms): New.
1004 (pass_graphite_transforms): New.
1005 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
1006 HAVE_cloog): Defined.
1007 * tree-vectorizer.c (rename_variables_in_bb): Export.
1008 * tree-data-ref.c (dr_may_alias_p): Export.
1009 (stmt_simple_memref_p): New.
1010 (find_data_references_in_stmt): Export.
1011 (find_data_references_in_loop): Export.
1012 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
1013 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
1014 (create_rdg_vertices): Export.
1015 (build_empty_rdg): New.
1016 (build_rdg): Call build_empty_rdg. Free dependence_relations.
1017 * tree-data-ref.h (rdg_component): ... here.
1019 (struct data_reference): Add a field scop.
1021 (find_data_references_in_loop): Declared.
1022 (find_data_references_in_stmt): Declared.
1023 (create_rdg_vertices): Declared.
1024 (dr_may_alias_p): Declared.
1025 (stmt_simple_memref_p): Declared.
1026 (struct rdg_edge): Add a field ddr_p relation.
1027 (build_empty_rdg): Declared.
1028 * lambda.h (lambda_matrix): Declare a VEC of.
1029 (find_induction_var_from_exit_cond): Declared.
1030 (lambda_vector_compare): New.
1031 * common.opt (fgraphite, floop-strip-mine,
1032 floop-interchange, floop-block): New flags.
1033 * lambda-code.c (find_induction_var_from_exit_cond): Export.
1034 * cfgloop.c (is_loop_exit): New.
1035 * cfgloop.h (is_loop_exit): Declared.
1036 (create_empty_if_region_on_edge): Declared.
1037 (create_empty_loop_on_edge): Declared.
1038 * tree-flow.h (add_phi_node_to_bb): Declared.
1039 (make_phi_node): Declared.
1040 (rename_variables_in_bb): Declared.
1041 (perfect_loop_nest_depth): Declared.
1042 (graphite_transform_loops): Declared.
1043 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
1044 (graphite.o-warn): Add -Wno-error.
1045 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
1046 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
1047 (INCLUDES): Add PPLINC, CLOOGINC.
1048 (OBJS-common): Add graphite.o.
1049 (graphite.o): Add rule.
1050 * gimple.h (gimple_vec): ... here.
1051 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
1052 * passes.c (init_optimization_passes): Schedule
1053 pass_graphite_transforms.
1055 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
1058 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
1059 and -fno-toplevel-reorder after handle_options.
1061 2008-09-02 Paul Brook <paul@codesourcery.com>
1063 * config/arm/arm.c (arm_tune_cortex_a9): Define.
1064 (arm_override_options): Set arm_tune_cortex_a9.
1065 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
1066 (arm_issue_rate): Handle cortexa9.
1067 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
1068 * config/arm/arm-cores.def: Add cortex-a9.
1069 * config/arm/arm-tune.md: Regenerate.
1070 * config/arm/arm.md: Include cortex-a9.md.
1071 (generic_sched, generic_vfp): Add cortexa9.
1072 * config/arm/cortex-a9.md: New file.
1074 2008-09-02 Richard Guenther <rguenther@suse.de>
1076 PR tree-optimization/37327
1077 * tree-vrp.c (register_new_assert_for): Make sure to not have
1078 TREE_OVERFLOW set on the bound.
1080 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
1082 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
1084 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
1085 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
1088 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
1090 * gcc/config/spu/spu.md (divdf3): Removed.
1092 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1094 PR tree-optimization/37095
1095 * cgraph.c (cgraph_node): When creating new cgraph node after
1096 assembler_name_hash has been populated, record it in the hash
1099 2008-09-01 Paul Brook <paul@codesourcery.com>
1101 * doc/invoke.texi: Document -mword-relocations.
1102 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1103 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1104 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1105 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
1106 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
1107 (arm_emit_movpair): New function.
1108 (arm_print_operand <c>): Handle sybolic addresses.
1109 * config/arm/arm.h (TARGET_USE_MOVT): Define.
1110 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1111 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
1112 * config/arm/arm.opt: Add -mword-relocations.
1113 * config/arm/arm.md (movsi): Use arm_emit_movpair.
1114 (arm_movt, arm_movw): New.
1116 2008-09-01 Paul Brook <paul@codesourcery.com>
1118 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
1119 Allow Interworking on ARMv4 EABI based targets.
1120 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
1121 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
1123 2008-09-01 Paul Brook <paul@codesourcery.com>
1125 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
1126 optimized LT0 test. Remove optimization for GT.
1128 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1130 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
1131 openmp applications.
1132 * pa-hpux11.h (LIB_SPEC): Likewise.
1134 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
1137 2008-09-01 Jan Hubicka <jh@suse.cz>
1139 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
1140 present, use only counts; when guessed use only frequencies.
1141 (estimate_bb_frequencies): Use function_frequency.
1142 * profile.c (compute_branch_probabilities): Exit early when
1143 profile reading failed. Set profile_status.
1144 (branch_prob): Do not set profile_status.
1146 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
1148 * tree.c (protected_set_expr_location): New.
1149 * tree.h (protected_set_expr_location): New prototype.
1150 * c-tree.h (build_array_ref): Add argument.
1151 (parser_build_unary_op): Same.
1152 * c-typeck.c (build_indirect_ref): Handle new location argument.
1153 (build_array_ref): Same.
1154 (parser_build_unary_op): Same.
1155 * gimplify.c (gimplify_asm_expr): Set input_location before calling
1157 * c-omp.c (c_finish_omp_atomic): Pass location when calling
1159 * c-common.c (finish_label_address_expr): Handle new location
1161 * c-common.h (build_indirect_ref): Add argument.
1162 (finish_label_address_expr): Same.
1163 * c-parser.c (c_parser_unary_expression): Pass location to build
1165 (c_parser_postfix_expression): Same.
1167 2008-09-01 Paul Brook <paul@codesourcery.com>
1169 * config/arm/arm.md: Include cortex-r4f.md.
1170 (attr fpu): Update type list.
1171 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
1172 fconstd, fcmps and fcmpd.
1173 (attr tune_cortexr4): Define.
1174 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
1175 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
1176 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
1177 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
1178 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
1180 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
1181 cortex_a8_vfp_farith: Ditto.
1182 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
1183 * config/arm/cortex-r4.md: Use tune_cortexr4.
1184 * config/arm/cortex-r4f.md: New file.
1186 2008-09-01 Richard Guenther <rguenther@suse.de>
1188 PR tree-optimization/37305
1189 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
1190 the result of constant conversions.
1191 (fold_gimple_assign): Likewise.
1193 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1195 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
1196 #ifdef ENABLE_CHECKING.
1198 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1200 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
1201 * sched-int.h (print_insn, print_pattern, print_value): Declare also
1202 when !INSN_SCHEDULING.
1204 2008-09-01 Andreas Schwab <schwab@suse.de>
1206 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
1208 2008-09-01 Paul Brook <paul@codesourcery.com>
1210 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
1212 2008-09-01 Jan Hubicka <jh@suse.cz>
1214 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
1216 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
1217 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
1218 * gimplify.c (gimplify_init_constructor): Add speed operand.
1219 * tree-sra.c (decide_block_copy): Likewise.
1220 * tree-inline.c (estimate_move_cost): Likewise.
1221 * config/alpha/alpha.h (MOVE_RATIO): Update.
1222 * config/frv/frv.c (MOVE_RATIO): Update.
1223 * config/spu/spu.h (MOVE_RATIO): Update.
1224 * config/sparc/sparc.h (MOVE_RATIO): Update.
1225 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
1226 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
1227 * config/cris/cris.h (MOVE_RATIO): Update.
1228 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
1229 * config/arm/arm.h (MOVE_RATIO): Update.
1230 * config/pa/pa.md: Update uses of MOVE_RATIO
1231 * config/pa/pa.h (MOVE_RATIO): Update.
1232 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
1233 * config/h8300/h8300.h (MOVE_RATIO): Update.
1234 * config/v850/v850.h (MOVE_RATIO): Update.
1235 * config/bfin/bfin.h (MOVE_RATIO): Update.
1237 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
1238 Dmitry Melnik <dm@ispras.ru>
1239 Dmitry Zhurikhin <zhur@ispras.ru>
1240 Alexander Monakov <amonakov@ispras.ru>
1241 Maxim Kuvyrkov <maxim@codesourcery.com>
1243 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
1244 sel-sched-dump.c, sel-sched-ir.c: New files.
1245 * Makefile.in (OBJS-common): Add selective scheduling object
1247 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
1248 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
1249 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
1250 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
1251 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
1252 (make_forwarder_block): Update loop latch if we have redirected
1253 the loop latch edge.
1254 * cfgloop.c (get_loop_body_in_custom_order): New function.
1255 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
1256 (CP_FALLTHRU_PREHEADERS): Likewise.
1257 (get_loop_body_in_custom_order): Declare.
1258 * cfgloopmanip.c (has_preds_from_loop): New.
1259 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
1260 Assert that the preheader edge will be fall thru when it is set.
1261 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
1262 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
1263 fsel-sched-substitution, fselective-scheduling): New flags.
1264 * cse.c (hash_rtx_cb): New.
1266 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
1267 sel_sched_insn_cnt): New counters.
1268 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
1269 * genattr.c (main): Output maximal_insn_latency prototype.
1270 * genautomata.c (output_default_latencies): New. Factor its code from ...
1271 (output_internal_insn_latency_func): ... here.
1272 (output_internal_maximal_insn_latency_func): New.
1273 (output_maximal_insn_latency_func): New.
1274 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
1275 (struct hard_reg_set_iterator): New.
1276 (hard_reg_set_iter_init, hard_reg_set_iter_set,
1277 hard_reg_set_iter_next): New functions.
1278 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
1279 * lists.c (remove_free_INSN_LIST_node,
1280 remove_free_EXPR_LIST_node): New functions.
1281 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
1282 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
1283 (loop_optimizer_finalize): Do not verify flow info after reload.
1284 * recog.c (validate_replace_rtx_1): New parameter simplify.
1285 Default it to true. Update all uses. Factor out simplifying
1287 (simplify_while_replacing): ... this new function.
1288 (validate_replace_rtx_part,
1289 validate_replace_rtx_part_nosimplify): New.
1290 * recog.h (validate_replace_rtx_part,
1291 validate_replace_rtx_part_nosimplify): Declare.
1292 * rtl.c (rtx_equal_p_cb): New.
1293 (rtx_equal_p): Use it.
1294 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
1295 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
1296 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
1297 * vecprim.h: Add a vector type for unsigned int.
1298 * haifa-sched.c: Include vecprim.h and cfgloop.h.
1299 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
1300 ready_try, cycle_issued_insns, spec_info): Make global.
1301 (readyp): Initialize.
1302 (dfa_lookahead): New global variable.
1303 (old_max_uid, old_last_basic_block): Remove.
1304 (h_i_d): Make it a vector.
1305 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
1307 (after_recovery, adding_bb_to_current_region_p):
1308 New variables to handle correct insertion of the recovery code.
1309 (struct ready_list): Move declaration to sched-int.h.
1310 (rgn_n_insns): Removed.
1311 (rtx_vec_t): Move to sched-int.h.
1312 (find_insn_reg_weight): Remove.
1313 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
1314 (haifa_init_h_i_d, haifa_finish_h_i_d):
1315 New functions to initialize / finalize haifa instruction data.
1316 (extend_h_i_d, init_h_i_d): Rewrite.
1317 (unlink_other_notes): Move logic to add_to_note_list. Handle
1318 selective scheduler.
1319 (ready_lastpos, ready_element, ready_sort, reemit_notes,
1320 find_fallthru_edge): Make global, remove static prototypes.
1321 (max_issue): Make global. Add privileged_n and state parameters. Use
1323 (extend_global, extend_all): Removed.
1324 (init_before_recovery): Add new param. Fix the handling of the case
1325 when we insert a recovery code before the EXIT which has a predecessor
1326 with a fallthrough edge to it.
1327 (create_recovery_block): Make global. Rename to
1328 sched_create_recovery_block. Update.
1329 (change_pattern): Rename to sched_change_pattern. Make global.
1330 (speculate_insn): Rename to sched_speculate_insn. Make global.
1331 Split haifa-specific functionality into ...
1332 (haifa_change_pattern): New static function.
1333 (sched_extend_bb): New static function.
1334 (sched_init_bbs): New function.
1335 (current_sched_info): Change type to struct haifa_sched_info.
1336 (insn_cost): Adjust for selective scheduling.
1337 (dep_cost_1): New function. Move logic from ...
1338 (dep_cost): ... here.
1339 (dep_cost): Use dep_cost_1.
1340 (contributes_to_priority_p): Use sched_deps_info instead of
1342 (priority): Adjust to work with selective scheduling. Process the
1343 corner case when all dependencies don't contribute to priority.
1344 (rank_for_schedule): Use ds_weak instead of dep_weak.
1345 (advance_state): New function. Move logic from ...
1346 (advance_one_cycle): ... here.
1347 (add_to_note_list, concat_note_lists): New functions.
1348 (rm_other_notes): Make static. Adjust for selective scheduling.
1349 (remove_notes, restore_other_notes): New functions.
1350 (move_insn): Add two arguments. Update assert. Don't call
1352 (choose_ready): Remove lookahead variable, use dfa_lookahead.
1353 Remove more_issue, max_points. Move the code to initialize
1354 max_lookahead_tries to max_issue.
1355 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
1356 ready. Adjust use of move_insn. Call restore_other_notes.
1358 (sched_init, sched_finish): Move Haifa-specific initialization/
1360 (haifa_sched_init, haifa_sched_finish): ... respectively.
1362 (setup_sched_dump): New function.
1363 (haifa_init_only_bb): New static function.
1364 (haifa_speculate_insn): New static function.
1365 (try_ready): Use haifa_* instead of speculate_insn and
1367 (extend_ready, extend_all): Remove.
1368 (sched_extend_ready_list, sched_finish_ready_list): New functions.
1369 (create_check_block_twin, add_to_speculative_block): Use
1370 haifa_insns_init instead of extend_global. Update to use new
1371 initialization functions. Change parameter. Factor out code from
1372 create_check_block_twin to ...
1373 (sched_create_recovery_edges) ... this new function.
1374 (add_block): Remove.
1375 (sched_scan_info): New.
1376 (extend_bb): Use sched_scan_info.
1377 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
1378 static functions for walking through scheduling region.
1379 (sched_luids): New vector variable to replace uid_to_luid.
1380 (luids_extend_insn): New function.
1381 (sched_max_luid): New variable.
1382 (luids_init_insn): New function.
1383 (sched_init_luids, sched_finish_luids): New functions.
1384 (insn_luid): New debug function.
1385 (sched_extend_target): New function.
1386 (haifa_init_insn): New static function.
1387 (sched_init_only_bb): New hook.
1388 (sched_split_block): New hook.
1389 (sched_split_block_1): New function.
1390 (sched_create_empty_bb): New hook.
1391 (sched_create_empty_bb_1): New function.
1392 (common_sched_info, ready): New global variables.
1393 (current_sched_info_var): Remove.
1394 (move_block_after_check): Use common_sched_info.
1395 (haifa_luid_for_non_insn): New static function.
1396 (init_before_recovery): Use haifa_init_only_bb instead of
1398 (increase_insn_priority): New.
1399 * modulo-sched.c: (issue_rate): Remove static declaration.
1400 (sms_sched_info): Change type to haifa_sched_info.
1401 (sms_sched_deps_info, sms_common_sched_info): New variables.
1402 (setup_sched_infos): New.
1403 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
1404 Do not call regstat_free_calls_crossed.
1405 (sms_print_insn): Use const_rtx.
1406 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
1407 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
1408 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
1409 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
1410 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
1411 current_sched_info to use it.
1412 (enum reg_pending_barrier_mode): Move to sched-int.h.
1413 (h_d_i_d): New variable. Initialize to NULL.
1414 ({true, output, anti, spec, forward}_dependency_cache): Initialize
1416 (estimate_dep_weak): Remove static declaration.
1417 (sched_has_condition_p): New function. Adjust users of
1418 sched_get_condition to use it instead.
1419 (conditions_mutex_p): Add arguments indicating which conditions are
1421 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
1422 argument to indicate whether returned condition is reversed. Do not
1423 generate new rtx when condition should be reversed; indicate it by
1424 setting new argument instead.
1425 (add_dependence_list_and_free): Add deps parameter.
1426 Update all users. Do not free dependence list when
1427 deps context is readonly.
1428 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
1430 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
1431 (remove_from_deps): New. Use the above functions.
1432 (cur_insn, can_start_lhs_rhs_p): New static variables.
1433 (add_or_update_back_dep_1): Initialize present_dep_type.
1434 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
1435 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
1436 haifa_note_dep): New functions implementing dependence hooks for
1437 the Haifa scheduler.
1438 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
1439 note_dep): New functions.
1440 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
1442 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
1443 (free_deps): Initialize deps->reg_last.
1444 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
1445 sched_analyze_insn): Update to use dependency hooks infrastructure
1446 and readonly contexts.
1447 (deps_analyze_insn): New function. Move part of logic from ...
1448 (sched_analyze): ... here. Also move some logic to ...
1449 (deps_start_bb): ... here. New function.
1450 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
1452 (sched_deps_init): New function. Move code from ...
1453 (init_dependency_caches): ... here. Remove.
1454 (init_deps_data_vector): New.
1455 (sched_deps_finish): New function. Move code from ...
1456 (free_dependency_caches): ... here. Remove.
1457 (init_deps_global, finish_deps_global): Adjust for use with
1458 selective scheduling.
1459 (get_dep_weak): Move logic to ...
1460 (get_dep_weak_1): New function.
1461 (ds_merge): Move logic to ...
1462 (ds_merge_1): New static function.
1463 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
1464 (ds_get_max_dep_weak): New function.
1465 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
1466 (n_insns): Rename to rgn_n_insns.
1467 (debug_ebb_dependencies): New function.
1468 (init_ready_list): Use it.
1469 (begin_schedule_ready): Use sched_init_only_bb.
1470 (ebb_print_insn): Indicate when an insn starts a new cycle.
1471 (contributes_to_priority, compute_jump_reg_dependencies,
1472 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
1473 (add_block1): Remove to ebb_add_block.
1474 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
1475 (schedule_ebb): Initialize them. Use remove_notes instead of
1476 rm_other_notes. Use haifa_local_init/finish.
1477 (schedule_ebbs): Use haifa_sched_init/finish.
1478 * sched-int.h: Include vecprim.h, remove rtl.h.
1479 (struct ready_list): Delete declaration.
1480 (sched_verbose_param, enum sched_pass_id_t,
1481 bb_vec_t, insn_vec_t, rtx_vec_t): New.
1482 (struct sched_scan_info_def): New structure.
1483 (sched_scan_info, sched_scan, sched_init_bbs,
1484 sched_init_luids, sched_finish_luids, sched_extend_target,
1485 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
1486 (struct common_sched_info_def): New.
1487 (common_sched_info, haifa_common_sched_info,
1488 sched_emulate_haifa_p): Declare.
1490 (sched_luids): Declare.
1491 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
1492 (sched_max_luid, insn_luid): Declare.
1493 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
1494 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
1495 print_insn, print_pattern, print_value, haifa_classify_insn,
1496 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
1497 setup_sched_dump, sched_init, sched_finish,
1498 sel_insn_is_speculation_check): Export.
1499 (struct ready_list): Move from haifa-sched.c.
1500 (ready_try, ready, max_issue): Export.
1501 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1502 sched_init_only_bb, sched_split_block, sched_split_block_1,
1503 sched_create_empty_bb, sched_create_empty_bb_1,
1504 sched_create_recovery_block, sched_create_recovery_edges): Export.
1505 (enum reg_pending_barrier_mode): Export.
1506 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1508 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1509 print_insn field. Move add_block and fix_recovery_cfg to
1510 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
1511 (struct sched_deps_info_def): ... this new structure.
1512 (sched_deps_info): Declare.
1513 (struct spec_info_def): Remove weakness_cutoff, add
1514 data_weakness_cutoff and control_weakness_cutoff.
1515 (spec_info): Declare.
1516 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1518 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1519 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1520 (current_sched_info): Change type to struct haifa_sched_info.
1521 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1522 (h_d_i_d): New variable.
1523 (HDID): New accessor macro.
1524 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1525 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1527 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1528 (enum SCHED_FLAGS): Update for selective scheduler.
1529 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1530 (init_dependency_caches, free_dependency_caches): Delete declarations.
1531 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1532 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1533 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1534 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1535 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1537 (rm_other_notes): Delete declaration.
1538 (schedule_block): Remove one argument.
1539 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1540 ready_element, ready_lastpos, sched_extend_ready_list,
1541 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1542 concat_note_lists): Export.
1543 (struct region): Move from sched-rgn.h.
1544 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1545 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1546 BLOCK_TO_BB, CONTAINING_RGN): Export.
1547 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1548 (current_nr_blocks, current_blocks, target_bb): Likewise.
1549 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1550 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1551 sched_rgn_local_init, extend_regions,
1552 rgn_make_new_region_out_of_new_block, compute_priorities,
1553 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1554 extend_rgns, deps_join rgn_setup_common_sched_info,
1555 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1556 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1557 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1558 increase_insn_priority): Likewise.
1559 * sched-rgn.c: Include sel-sched.h.
1560 (ref_counts): New static variable. Use it ...
1561 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1562 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1563 (sched_is_disabled_for_current_region_p): Delete static declaration.
1564 (struct region): Move to sched-int.h.
1565 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1566 ebb_head): Define and initialize.
1567 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1568 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1569 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1571 (find_single_block_region): Add new argument to indicate that EBB
1572 regions should be constructed.
1573 (debug_live): Delete declaration.
1574 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1575 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1577 (init_regions): Delete declaration.
1578 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1579 rgn_estimate_number_of_insns): New.
1580 (too_large): Use estimate_number_of_insns.
1581 (haifa_find_rgns): New. Move the code from ...
1582 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1583 (free_trg_info): New.
1584 (compute_trg_info): Allocate candidate tables here instead of ...
1585 (init_ready_list): ... here.
1586 (rgn_print_insn): Use const_rtx.
1587 (contributes_to_priority, extend_regions): Delete static declaration.
1588 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1589 (add_block1): Rename to rgn_add_block.
1590 (debug_rgn_dependencies): Delete static qualifier.
1591 (new_ready): Use sched_deps_info. Simplify.
1592 (rgn_common_sched_info, rgn_const_sched_deps_info,
1593 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1594 (region_sched_info): Rename to rgn_const_sched_info.
1595 (deps_join): New, extracted from ...
1596 (propagate_deps): ... here.
1597 (compute_block_dependences, debug_dependencies): Update for selective
1599 (free_rgn_deps, compute_priorities): New functions.
1600 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1601 sched_rgn_compute_dependencies): New functions.
1602 (schedule_region): Use them.
1603 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1604 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1606 (schedule_insns): Call new functions that were split out.
1607 (rgn_make_new_region_out_of_new_block): New.
1608 (get_rgn_sched_max_insns_priority): New.
1609 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1610 scheduling when appropriate.
1611 * sched-vis.c: Include insn-attr.h.
1612 (print_value, print_pattern): Make global.
1613 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1614 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1615 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1616 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1617 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1618 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1619 hooks. Initialize them to 0.
1620 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1621 * target.h (struct gcc_target): Add them. Rename gen_check field to
1623 * flags.h (sel_sched_switch_set): Declare.
1624 * opts.c (sel_sched_switch_set): New variable.
1625 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1626 pipelining is disabled from command line.
1627 (common_handle_option): Record whether selective scheduling is
1628 requested from command line.
1629 * doc/invoke.texi: Document new flags and parameters.
1630 * doc/tm.texi: Document new target hooks.
1631 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1632 (dfa_state_size): Do not declare locally.
1633 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1634 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1635 rs6000_alloc_sched_context, rs6000_set_sched_context,
1636 rs6000_free_sched_context): New functions.
1637 (struct _rs6000_sched_context): New.
1638 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1640 (rs6000_sched_finish): Do not run for selective scheduling.
1642 2008-08-31 Jan Hubicka <jh@suse.cz>
1644 * frv.c (frv_rtx_costs): Update forward declaration.
1645 * spu.c (spu_rtx_costs): Likewise.
1646 * pdp11.c: Include df.h
1647 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1648 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1649 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1650 * iq2000.c (iq2000_address_cost): Add speed argument.
1651 (iq2000_rtx_costs): Likewise.
1652 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1653 update call of mn10300_address_cost.
1654 * mcore.c: Include df.h
1655 (mcore_rtx_costs): Update prototype.
1656 * score3.c: Include df.h
1657 (score3_rtx_costs): Remove speed argument.
1658 * score7.c: Include df.h
1659 (score7_address_cost): Remove speed argument.
1660 * score-protos.h (score_address_cost): Update prototype.
1661 * score.c: Include df.h
1662 (score_rtx_costs): Update call of costs functions.
1663 * v850.c (v850_rtx_costs): Add bool argument.
1665 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1667 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1669 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1671 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1672 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1674 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1676 * mkmap-flat.awk: Add option pe_dll.
1677 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1678 * config/i386/t-cygwin (SHLIB_LC): Add.
1679 * config/i386/t-mingw32 (SHLIB_LC): Add.
1680 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1681 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1682 (LINK_SPEC): Support libgcc_s.
1683 (LIBGCC_SPEC): Support libgcc_s.
1684 (LIBGCC_SONAME): New.
1686 2008-08-31 Jan Hubicka <jh@suse.cz>
1688 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1689 mistakely had old version of patch.
1691 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1692 (ipcp_estimate_growth): New.
1693 (ipcp_insert_stage): Use ipcp_estimate_growth.
1694 * profile.c (branch_prob): When reading failed, do not consider
1697 2008-08-31 Jan Hubicka <jh@suse.cz>
1699 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1700 loop is optimized for speed.
1702 2008-08-31 Richard Guenther <rguenther@suse.de>
1705 * fold-const.c (fold_binary): Retain conversions in folding
1708 2008-08-31 Jan Hubicka <jh@suse.cz>
1710 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1711 * predict.c (maybe_hot_frequency_p): Make inline.
1712 (maybe_hot_count_p): Break out from ...
1713 (maybe_hot_bb_p): ... this one.
1714 (maybe_hot_edge_p): Simplify.
1715 * basic-block.h (probably_cold_bb_p): Remove.
1717 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1720 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1722 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1723 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1724 Also split V4SFmode.
1725 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1728 2008-08-31 Jan Hubicka <jh@suse.cz>
1730 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1732 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1734 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1737 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1740 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1741 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1743 2008-08-31 Jan Hubicka <jh@suse.cz>
1745 * sparc.h (BRANCH_COST): Fix macro definition.
1746 * avr.c (avr_operand_rtx_cost): Add speed argument.
1747 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1749 2008-08-31 Richard Guenther <rguenther@suse.de>
1751 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1752 types instead of operands. Re-instantiate verifying of
1753 binary expression operands.
1755 2008-08-30 Jan Hubicka <jh@suse.cz>
1757 * fwprop.c (should_replace_address): Add speed attribute.
1758 (PR_OPTIMIZE_FOR_SPEED): New flag.
1759 (propagate_rtx_1): Use it.
1760 (propagate_rtx): Set it.
1761 (try_fwprop_subst): Update call of rtx_costs.
1762 (forward_propagate_and_simplify): LIkewise.
1763 * hooks.c (hook_int_rtx_bool_0): New
1764 (hook_bool_rtx_int_int_intp_false): Replace by ...
1765 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1766 * hooks.h (hook_int_rtx_bool_0): New
1767 (hook_bool_rtx_int_int_intp_false): Replace by ...
1768 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1769 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1770 (prepare_cmp_insn): UPdate call of rtx_cost.
1771 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1772 (reload_cse_simplify_operands): Update call of rtx_cost.
1773 (reload_cse_move2add): call of rtx_cost.
1774 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1775 * rtlanal.c (rtx_cost): Add speed argument.
1776 (address_cost): Add speed argument
1777 (default_address_cost): Likewise.
1778 (insn_rtx_cost): Likewise.
1779 * cfgloopanal.c (seq_cost): Add speed argument.
1780 (target_reg_cost, target_spill_cost): Turn to array.
1781 (init_set_costs): Update for speed.
1782 (estimate_reg_pressure_cost): Add speed argument.
1783 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1784 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1785 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1786 (seq_cost): Add speed argument.
1787 (computation_cost): Add speed arugment.
1788 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1789 (force_expr_to_var_cost): Update for profile info.
1790 (force_var_cost): Likewise.
1791 (split_address_cost): Likewise.
1792 (ptr_difference_cost): Likewise.
1793 (difference_cost): Likewise.
1794 (get_computation_cost_at): Likewise.
1795 (determine_iv_cost): Likewise.
1796 (ivopts_global_cost_for_size): Likewise.
1797 (rewrite_use_address): Likewise.
1798 (tree_ssa_iv_optimize_loop): Initialize speed field.
1799 * cse.c (optimize_this_for_speed_p): New static var.
1800 (notreg_cost): Update call of rtx_cost.
1801 (cse_extended_basic_block): set optimize_this_for_speed_p.
1802 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1803 (noce_try_cmove_arith): Likewise.
1804 (noce_try_sign_mask): LIkewise.
1805 * expr.c (compress_float_constant): Update rtx_cost calls.
1806 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1807 (addr_to_parts): Likewise.
1808 (create_mem_ref): Likewise.
1809 * dse.c (find_shift_sequence): Add speed argument.
1810 (replace_read): Update call.
1811 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1812 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1813 * neg_cost, shift_cost, shiftadd_cost,
1814 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1815 mul_highpart_cost): Increase dimension.
1816 (init_expmed): Initialize for both size and speed.
1817 (expand_shift): Use profile.
1818 (synth_mult): Use profile.
1819 (choose_mult_variant): Use profile.
1820 (expand_mult): Use profile.
1821 (expand_mult_highpart_optab): Use profile.
1822 (expand_mult_highpart): Use profile.
1823 (expand_smod_pow2): Use profile.
1824 (expand_divmod): Use profile.
1825 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1826 * loop-invariant.c (create_new_invariant): Use profile.
1827 (gain_for_invariant): Add speed parameter.
1828 (best_gain_for_invariant): Likewise.
1829 (find_invariants_to_move): Likewise.
1830 (move_single_loop_invariants): Set it.
1831 * target-def.h (TARGET_RTX_COSTS): Use hook.
1832 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1833 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1834 * output.h (default_address_cost): Update prototype.
1835 * combine.c (optimize_this_for_speed_p): New static var.
1836 (combine_validate_cost): Update call of rtx_cost.
1837 (combine_instructions): Set optimize_this_for_speed_p.
1838 (expand_compound_operation): Update call of rtx_cost.
1839 (make_extraction):Update call of rtx_cost.
1840 (force_to_mode):Update call of rtx_cost.
1841 (distribute_and_simplify_rtx):Update call of rtx_cost.
1842 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1843 (estimate_reg_pressure_cost): Update prototype.
1844 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1845 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1847 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1848 (alpha_rtx_costs): Update.
1849 * config/frv/frv.c (frv_rtx_costs): Update.
1850 * config/s390/s390.c (s390_rtx_costs): Update.
1851 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1852 (m32c_rtx_costs): Update.
1853 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1854 (spu_rtx_costs): Update.
1855 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1856 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1857 * config/i386/i386.c (:ix86_address_cost): Update.
1858 (ix86_rtx_costs): Update.
1859 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1860 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1861 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1862 * config/crx/crx.c (crx_address_cost): Update.
1863 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1864 * config/stormy16/stormy16.c
1865 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1866 * config/m68hc11/m68hc11.c
1867 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1868 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1869 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1870 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1871 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1872 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1873 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1874 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1875 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1876 (mcore_rtx_costs): update.
1877 * config/score/score3.c (score3_rtx_costs): Update.
1878 * config/score/score7.c (score7_rtx_costs): Update.
1879 * config/score/score3.h (score3_rtx_costs):Update.
1880 * config/score/score7.h (score7_rtx_costs): Update.
1881 * config/score/score.c (score_rtx_costs): Update.
1882 * config/arm/arm.c (arm_address_cost): Update.
1883 (arm_rtx_costs_1): Update.
1884 (arm_rtx_costs_1): Update.
1885 (arm_size_rtx_costs): Update.
1886 (arm_size_rtx_costs): Update.
1887 (arm_size_rtx_costs): Update.
1888 (arm_xscale_rtx_costs): Update.
1889 (arm_thumb_address_cost): Update.
1890 * config/pa/pa.c (hppa_address_cost): Update.
1891 * config/mips/mips.c (mips_rtx_costs): Update.
1892 * config/vax/vax.c (vax_address_cost): Update.
1893 * config/h8300/h8300.c (h8300_shift_costs): Update.
1894 (h8300_rtx_costs): Update.
1895 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1896 (v850_rtx_costs): Update.
1897 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1898 * config/bfin/bfin.c
1899 (bfin_address_cost): Update.
1900 (bfin_rtx_costs): Update.
1901 * stmt.c (lshift_cheap_p): Update.
1903 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1906 * expmed.c (extract_bit_field_1): Check the mode size to make
1907 sure the vector modes have the same size.
1909 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1911 * dojump.c (top level): Include basic-block.h to declare
1912 optimize_insn_for_speed_p
1914 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1916 * opts.h (CL_SAVE): New option class for marking options that are
1917 target specific options usable in the target attribute.
1918 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1920 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1921 can easily find the target specific options that are safe to use
1922 in the attribute or pragma.
1924 * attribs.c (decl_attributes): Change #pragma GCC option to
1925 #pragma GCC target, and attribute((option(...))) to
1926 attribute((target(...))).
1928 * doc/extend.texi (target attribute): Change from option
1929 attribute. Delete push/pop/reset.
1930 (#pragma GCC target): Change from #pragma GCC option. Delete
1932 (#pragma GCC push_options): Document new pragma.
1933 (#pragma GCC pop_options): Document new pragma.
1934 (#pragma GCC reset_options): Document new pragma.
1936 * targhooks.c (default_target_option_valid_attribute_p): Add
1937 warning about port not supporting target attributes.
1938 (default_target_option_pragma_parse): New function, warn about
1939 #pragma GCC target not being supported.
1941 * targhooks.h (default_target_option_pragma_parse): Add
1944 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1945 TI_CURRENT_OPTION_PRAGMA.
1946 (current_target_pragma): Rename from current_option_pragma.
1948 * target.h: (struct target_option): Delete booleans for changing
1949 the optimization level on hot/cold functions. Change signature of
1950 pragma_parse hook to take a second tree.
1952 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1954 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1955 that the declaration is done at global scope.
1957 * langhooks.c (add_builtin_function_common): Move most of the code
1958 from add_builtin_function here, calling the hook passed in.
1959 (add_builtin_function): Call add_builtin_function_common with
1960 standard builtin hook.
1961 (add_builtin_function_ext_scope): New function to add builtins to
1964 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1966 (add_builtin_function_ext_scope): Add declaration.
1968 * c-pragma.c (handle_pragma_target): Rename from
1969 handle_pragma_option, #pragma GCC option is now #pragma GCC
1970 target. Move warning about port not supporting target options to
1971 default pragma parse hook. Remove push/pop/reset from this
1973 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1974 (option_stack): Delete static variable.
1975 (optimize_stack): Ditto.
1976 (optons_stack): New stack of saved target and optimization
1978 (handle_pragma_push_options): New function to handle pushing both
1979 target and optimization options.
1980 (handle_pragma_pop_options): New function to handle popping both
1981 target and optimization options.
1982 (handle_pragma_reset_options): New function to handle resetting
1983 both target and optimization options to their initial state.
1984 (init_pragma): Rename handle_pragma_option to
1985 handle_pragma_target. Add support for push_options, pop_options,
1986 and reset_options pragmas.
1988 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1989 default_target_option_pragma_parse.
1990 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1991 default_target_option_valid_attribute_p.
1992 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1993 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1994 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1995 optimization level on hot/cold functions.
1997 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1998 if the caller and callee have different optimization levels.
2000 * c-common.c (handle_target_attribute): Rename from
2001 handle_option_attribute, attribute((option(...))) is now
2002 attribute((target(...))). Move warning if the port does not
2003 support target attributes to the default hook.
2004 (handle_hot_attribute): Delete code to change the optimization
2005 level of hot functions.
2006 (handle_cold_attribute): Ditto.
2008 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
2009 argument that is the binary tree options to use if there are no
2010 arguments. Call ix86_valid_target_attribute_tree instead of
2011 ix86_valid_option_attribute_tree.
2012 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
2013 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
2014 ix86_pragma_option_parse.
2016 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
2017 Rename from ix86_valid_option_attribute_tree.
2019 * config/i386/i386.c (ix86_add_new_builtins): New function to add
2020 new builtins when the ISA changes.
2021 (ix86_valid_target_attribute_tree): Rename from
2022 ix86_valid_option_attribute_tree. Change callers. If the
2023 function specified optimization options, use those as the starting
2024 point before setting up the target attributes. If the
2025 optimization options were changed in the course of setting the
2026 target attributes, record the new optimization options.
2027 (ix86_valid_target_attribute_tree_inner_p): Rename from
2028 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
2029 ix86_add_new_builtins if the ISA changed.
2030 (ix86_valid_target_attribute_p): Rename from
2031 ix86_valid_option_attribute_p. Change callers.
2032 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
2033 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
2034 as delayed builtin functions.
2035 (struct builtin_isa): New structure to record builtin functions
2036 that should be delayed until the ISA for that function is used.
2037 (ix86_builtins_isa): Change from int to struct to track builtin
2038 functions we want to declare at some point.
2039 (def_builtin): If the front end can delay defining the builtin
2040 functions, don't create builtins for ISAs not part of the default
2042 (def_builtin_const): Ditto.
2043 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
2044 __builtin_ia32_pcmov_v2di to be different builtin functions.
2045 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
2046 a structure instead of an int.
2047 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
2048 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
2049 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2050 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2052 * config/ia64/ia64.h
2053 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2054 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2056 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
2057 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
2058 (LANG_HOOKS_INITIALIZER): Add
2059 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
2061 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
2064 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
2065 the reload address with the index register for SFmode
2066 access with a displacement.
2068 2008-08-30 Jan Hubicka <jh@suse.cz>
2070 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
2071 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
2072 * dojump.c (do_jump): Likewise.
2073 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
2074 (note-if_info): Add BRANCH_COST.
2075 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
2076 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
2077 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
2079 * expr.h (BRANCH_COST): Update default.
2080 * predict.c (predictable_edge_p): New function.
2081 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
2082 Update BRANCH_COST call.
2083 * basic-block.h (predictable_edge_p): Declare.
2084 * config/alpha/alpha.h (BRANCH_COST): Update.
2085 * config/frv/frv.h (BRANCH_COST): Update.
2086 * config/s390/s390.h (BRANCH_COST): Update.
2087 * config/spu/spu.h (BRANCH_COST): Update.
2088 * config/sparc/sparc.h (BRANCH_COST): Update.
2089 * config/m32r/m32r.h (BRANCH_COST): Update.
2090 * config/i386/i386.h (BRANCH_COST): Update.
2091 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
2092 * config/sh/sh.h (BRANCH_COST): Update.
2093 * config/pdp11/pdp11.h (BRANCH_COST): Update.
2094 * config/avr/avr.h (BRANCH_COST): Update.
2095 * config/crx/crx.h (BRANCH_COST): Update.
2096 * config/xtensa/xtensa.h (BRANCH_COST): Update.
2097 * config/stormy16/stormy16.h (BRANCH_COST): Update.
2098 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
2099 * config/iq2000/iq2000.h (BRANCH_COST): Update.
2100 * config/ia64/ia64.h (BRANCH_COST): Update.
2101 * config/rs6000/rs6000.h (BRANCH_COST): Update.
2102 * config/arc/arc.h (BRANCH_COST): Update.
2103 * config/score/score.h (BRANCH_COST): Update.
2104 * config/arm/arm.h (BRANCH_COST): Update.
2105 * config/pa/pa.h (BRANCH_COST): Update.
2106 * config/mips/mips.h (BRANCH_COST): Update.
2107 * config/vax/vax.h (BRANCH_COST): Update.
2108 * config/h8300/h8300.h (BRANCH_COST): Update.
2109 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
2110 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
2111 * doc/tm.texi (BRANCH_COST): Update.
2113 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
2116 * config/arm/arm.c (arm_optimization_options): Set
2117 flag_section_anchors to 2 instead of 1 to distinguish it from
2118 -fsection-anchors given explicitely on the command line.
2120 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
2122 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
2123 final insn of a split.
2125 2008-08-30 Jan Hubicka <jh@suse.cz>
2127 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
2128 optimized for speed.
2129 * final.c (compute_alignments): Use optimize_bb_for_size_p.
2130 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
2131 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
2132 flag_gcse_after_reload_set): New static vars.
2133 (common_handle_option): Enable those flags for profile-use.
2134 (decode_options): Remove optimize_size flags that are handled
2135 on higher granuality.
2136 * tree-vectorizer.c (vectorize_loops): Use
2137 optimize_loop_nest_for_speed_p.
2138 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
2139 * tree-predcom.c (tree_predictive_commoning): Use
2140 optimize_loop_for_speed_p.
2141 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
2142 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
2143 * predict.c (optimize_loop_for_speed_p): Fix walk.
2145 2008-08-30 Jan Hubicka <jh@suse.cz>
2147 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
2149 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
2150 profile presence locally.
2152 2008-08-29 Joseph Myers <joseph@codesourcery.com>
2155 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
2156 versions before 4.0.
2158 2008-08-29 Jan Hubicka <jh@suse.cz>
2160 * tree-inline.c (insert_init_stmt): Insert sequence even when
2163 2008-08-29 Jeff Law <law@redhat.com>
2165 * mn10300.c (mn10300_secondary_reload_class): We need secondary
2166 reloads for AM33-2 if IN is a pseudo with an equivalent memory
2167 location and class is an FP register.
2169 2008-08-29 Jan Hubicka <jh@suse.cz>
2171 * see.c (see_merge_one_def_extension): Silence used uninitialized
2173 * matrix-reorg.c (check_allocation_function): Likewise.
2174 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
2176 2008-08-29 Jakub Jelinek <jakub@redhat.com>
2179 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
2180 compute new & and | in type rather than TREE_TYPE (arg0).
2182 * dwarf2out.c (fortran_common): Update comment.
2183 (gen_variable_die): Swap com_die and var_die variables in Fortran
2184 COMMON block handling code.
2186 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
2188 * dwarf2out.c (gen_const_die): New function.
2189 (size_of_die, value_format, output_die): Output larger
2190 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
2191 (native_encode_initializer): New function.
2192 (tree_add_const_value_attribute): Call it.
2193 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
2195 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
2196 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
2197 TREE_THIS_VOLATILE to add_type_attribute.
2199 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
2201 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
2204 * dwarf2out.c (loc_by_reference): New function.
2205 (add_location_or_const_value_attribute): Use it.
2208 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
2209 as DW_TAG_variable children of DW_TAG_common_block rather than
2210 DW_TAG_member children. Put DW_AT_external to individual
2211 DW_TAG_variable DIEs, not to DW_TAG_common_block.
2213 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
2214 loc_descriptor_from_tree_1.
2218 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
2219 arguments to imported_module_or_decl.
2220 (debug_nothing_tree_tree): Removed.
2221 (debug_nothing_tree_tree_tree_bool): New prototype.
2222 * debug.c (do_nothing_debug_hooks): Adjust.
2223 (debug_nothing_tree_tree): Removed.
2224 (debug_nothing_tree_tree_tree_bool): New function.
2225 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
2226 (gen_variable_die): Put all common vars for the
2227 same COMMON block under one DW_TAG_common_block.
2228 (declare_in_namespace): Return new context_die, for Fortran
2229 return the module DIE instead of adding extra declarations into
2231 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
2232 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
2233 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
2235 (dwarf2out_global_decl): Don't skip Fortran global vars.
2236 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
2237 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
2238 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
2239 DW_TAG_imported_declaration as child of previous
2240 DW_TAG_imported_module.
2241 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
2242 * sdbout.c (sdb_debug_hooks): Likewise.
2243 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2245 2008-08-29 Jan Hubicka <jh@suse.cz>
2247 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
2249 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
2250 * ipa-cp.c (n_cloning_candidates): New static variable.
2251 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
2252 (ipcp_print_all_lattices): Improve debug output.
2253 (ipcp_cloning_candidate_p): New function.
2254 (ipcp_initialize_node_lattices): Use it.
2255 (ipcp_init_stage): Do only analyzis here; prettier debug output.
2256 (ipcp_propagate_stage): Prettier debug output.
2257 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
2258 (ipcp_print_all_structures): Remove.
2259 (ipcp_need_redirect_p): Test !n_cloning_candidates.
2260 (ipcp_insert_stage): Prettier debug output; call
2261 cgraph_remove_unreachable_nodes before propagating.
2262 (pass_ipa_cp): Schedule function removal pass.
2263 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
2265 (cgraph_maybe_hot_edge_p): Move to ...
2266 * predict.c (cgraph_maybe_hot_edge_p) ... here.
2267 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
2268 (common_handle_option): Set them; enable ipa-cp when profiling.
2269 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
2270 (ipa_print_all_jump_functions): Likewise.
2271 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
2272 (ipa_print_node_params, ipa_print_all_params): New.
2273 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
2274 ipa_print_all_param_flags): Remove.
2275 (ipa_print_node_params, ipa_print_all_params): New.
2277 2008-08-29 Bob Wilson <bob.wilson@acm.org>
2279 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
2280 change from 2008-04-03.
2281 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
2283 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2287 * ira-color.c (push_allocnos_to_stack): Truncate
2288 removed_splay_allocno_vec.
2290 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2293 * ira-color (ira_fast_allocation): Don't assign hard registers to
2296 2008-08-29 Jan Hubicka <jh@suse.cz>
2299 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
2300 for cold internal loops.
2302 2008-08-29 Richard Guenther <rguenther@suse.de>
2304 * tree-ssa-structalias.c (create_variable_info_for): Do not
2305 create fields for heap vars or vars with a noalias state.
2306 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
2309 2008-08-29 Richard Guenther <rguenther@suse.de>
2311 * common.opt (ftree-store-ccp): Mark as preserved for
2312 backward compatibility.
2313 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
2314 * tree-pass.h (pass_store_ccp): Remove.
2315 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
2316 (first_vdef): Remove declaration.
2317 (get_value_loaded_by): Likewise.
2318 * tree-ssa-ccp.c (do_store_ccp): Remove.
2319 (get_default_value): Simplify as do_store_ccp is always false
2320 now. Do not initialize mem_ref.
2321 (set_value_varying): Likewise.
2322 (canonicalize_float_value): Likewise.
2323 (set_lattice_value): Likewise.
2324 (likely_value): Likewise.
2325 (surely_varying_stmt_p): Likewise.
2326 (ccp_initialize): Likewise.
2327 (ccp_lattice_meet): Likewise.
2328 (ccp_visit_phi_node): Likewise.
2329 (ccp_fold): Likewise.
2330 (evaluate_stmt): Likewise.
2331 (visit_assignment): Likewise.
2332 (ccp_visit_stmt): Likewise.
2333 (execute_ssa_ccp): Fold into ...
2334 (do_ssa_ccp): ... this.
2335 (do_ssa_store_ccp): Remove.
2336 (gate_store_ccp): Likewise.
2337 (pass_store_ccp): Likewise.
2338 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
2340 * tree-ssa-propagate.c (first_vdef): Remove.
2341 (get_value_loaded_by): Likewise.
2342 (replace_vuses_in): Likewise.
2343 (substitute_and_fold): Do not call replace_vuses_in.
2344 * opts.c (decode_options): Do not set flag_tree_store_ccp.
2346 2008-08-29 Richard Guenther <rguenther@suse.de>
2349 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
2350 PARAM_NOALIAS tags with is_heapvar.
2351 * tree-ssa-operands.c (access_can_touch_variable): Offset
2352 based tests do not apply for heapvars. Fix offset test.
2354 2008-08-29 Jan Hubicka <jh@suse.cz>
2356 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
2357 (-fipa-cp-clone): Enabled by default at -O3.
2358 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
2359 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
2361 2008-08-29 Jan Hubicka <jh@suse.cz>
2363 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
2365 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
2367 * gimple.c (giple_copy_call_skip_args): New function.
2368 (giple_copy_call_skip_args): Declare.
2370 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
2371 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
2372 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
2373 (ipcp_create_replace_map): Improve debug output.
2374 (ipcp_need_redirect_p): Return false when not clonning.
2375 (ipcp_update_callgraph): Skip args.
2376 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
2378 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
2379 (save_inline_function_body): Update call of tree_function_versioning.
2380 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
2381 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
2382 (tree_function_versioning): Likewise.
2383 * tree-inline.h (tree_function_versioning): Update prototype.
2385 2008-08-29 Jan Hubicka <jh@suse.cz>
2387 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
2388 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
2389 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
2390 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
2391 * value-prof.c (gimple_divmod_fixed_value_transform,
2392 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
2393 gimple_stringops_transform): Use optimize_bb_for_size_p.
2394 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
2395 * final.c (compute_alignments): Use optimize_function_for_size_p.
2396 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
2397 (fold_builtin_strcpy, fold_builtin_fputs): Use
2398 optimize_function_for_size_p.
2399 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
2400 * recog.c (relax_delay_slots): Likewise.
2401 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
2402 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
2403 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
2404 optimize_function_for_size_p.
2405 (cgraph_decide_inlining_of_small_function): Use
2406 optimize_function_for_size_p.
2407 * global.c (find_reg): Use optimize_function_for_size_p.
2408 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
2409 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
2410 flag_prefetch_loop_arrays. Those can work it out from profile.
2411 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
2412 optimize_loop_for_speed_p.
2413 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
2415 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
2416 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
2417 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
2418 * local-alloc.c (block_alloc): Pass BB pointer.
2419 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
2420 * gcse.c (gcse_main): Use optimize_function_for_size_p.
2421 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
2422 (decide_peel_completely): Likewise.
2423 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
2424 optimize_loop_for_size_p.
2425 (vect_enhance_data_refs_alignment): Likewise.
2426 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
2427 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
2428 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
2429 (try_crossjump_bb): Use optimize_bb_for_size_p.
2430 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2431 optimize_loop_for_speed_p.
2432 * bb-reorder.c (find_traces_1_round): Likewise.
2433 (copy_bb): Use optimize_bb_for_speed_p.
2434 (duplicate_computed_gotos): Likewise.
2435 * basic-block.h (optimize_loop_nest_for_size_p,
2436 optimize_loop_nest_for_speed_p): New.
2437 * stmt.c (expand_case): Use optimize_insn_for_size_p.
2439 2008-08-29 Tristan Gingold <gingold@adacore.com>
2441 * gcov.c (main): Call expandargv.
2443 2008-08-29 Jan Hubicka <jh@suse.cz>
2445 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
2447 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2449 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
2450 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2452 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
2454 2008-08-29 Jan Hubicka <jh@suse.cz>
2456 * tree-pass.h (pass_strip_predict_hints): Declare.
2457 * predict.c (strip_builtin_expect): Rename to ...
2458 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
2459 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
2460 (tree_estimate_probability): Do not strip builtin_expect.
2461 (pass_strip_predict_hints): New pass.
2462 * tree-inline.c (expand_call_inline): When inlining cold function, predict
2464 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2466 2008-08-29 Richard Guenther <rguenther@suse.de>
2468 PR tree-optimization/37207
2469 * tree-vrp.c (extract_range_from_binary_expr): Also try
2470 to constant fold if only one of the operands is a constant.
2472 2008-08-29 Nick Clifton <nickc@redhat.com>
2474 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
2475 the same way as SYMBOL_REFs.
2477 2008-08-28 Bob Wilson <bob.wilson@acm.org>
2479 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2481 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2483 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
2484 * config/mips/mips.md (branch_likely): Remove const. Fix
2486 (define_delay for type "branch"): Change to only apply for branch
2487 with likely variant.
2488 (define_delay for type "branch" and "branch_likely" no). New delay
2490 (equality_op): New code iterator.
2491 (bbv, bbinv): New code attributes.
2492 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
2495 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2496 Andrew Pinski <pinskia@gcc.gnu.org>
2499 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2501 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2503 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2504 rule that a symbolic constant must be defined and >= 0 for the
2505 corresponding facility to be present at compile-time.
2506 * gthr-posix.c: Likewise.
2508 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2510 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2511 * config/mips/mips.md (D): New mode attribute.
2512 (mulsi3, muldi3): Merge it into ...
2513 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
2515 (muldi3_mul3): New pattern.
2516 (mulsi3_mult3): Rename to mulsi3_mul3.
2518 2008-08-28 Jan Hubicka <jh@suse.cz>
2520 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2522 * predict.c (always_optimize_for_size_p): Rename to ...
2523 (optimize_function_for_size): ... this one; make extern.
2524 (optimize_function_for_speed_p): New.
2525 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2526 optimize_edge_for_size_p,optimize_edge_for_size_p,
2527 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2528 * basic-block.h (optimize_function_for_size_p,
2529 optimize_function_for_speed_p): Declare.
2530 * i386.md (optimize_size checks): Replace them by appropriate
2532 (standard_80387_constant_p, ix86_compute_frame_layout,
2533 ix86_expand_epilogue, ix86_decompose_address,
2534 print_operand, emit_i387_cw_initialization,
2535 inline_memory_move_cost, ix86_pad_returns,
2536 ix86_reorg): Replace optimize_size checks.
2538 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2540 * rtl.h (simplify_subreg_regno): Declare.
2541 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2542 * simplify-rtx.c (simplify_subreg): ...here.
2543 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2544 subreg_offset_representable_p.
2546 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2549 * c-typeck.c (convert_for_assignment): Give a note describing what
2550 was passed and what was expected.
2552 2008-08-28 Joey Ye <joey.ye@intel.com>
2554 * doc/extend.texi: Document AVX built-in functions.
2555 * doc/invoke.texi: Document -mavx.
2557 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2558 Joey Ye <joey.ye@intel.com>
2559 Xuepeng Guo <xuepeng.guo@intel.com>
2561 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2563 * config/i386/cpuid.h (bit_FMA): New.
2564 (bit_XSAVE): Likewise.
2565 (bit_OSXSAVE): Likewise.
2566 (bit_AVX): Likewise.
2568 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2569 define. Use ASM_OUTPUT_AVX_PREFIX.
2571 * config/i386/gmmintrin.h: New.
2573 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2574 (OPTION_MASK_ISA_AVX_SET): New.
2575 (OPTION_MASK_ISA_FMA_SET): Likewise.
2576 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2577 (OPTION_MASK_ISA_FMA_SET): Likewise.
2578 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2579 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2580 (pta_flags): Add PTA_AVX and PTA_FMA.
2581 (override_options): Handle PTA_AVX and PTA_FMA.
2582 (init_cumulative_args): Handle warn_avx.
2583 (classify_argument): Return 0 for COImode and OImode. Return
2584 1 and X86_64_AVX_CLASS for 256bit vector types.
2585 (examine_argument): Handle X86_64_AVX_CLASS.
2586 (construct_container): Likewise.
2587 (function_arg_advance_32): Pass OImode and 256bit vector types
2589 (function_arg_advance_64): Take a new argument to indicate if a
2590 parameter is named. Handle 256bit vector types. Return
2591 immediately for unnamed 256bit vector mode parameters.
2592 (function_arg_advance): Updated.
2593 (function_arg_32): Add comments for TImode. Handle OImode
2594 and 256bit vector types.
2595 (function_arg_64): Take a new argument to indicate if a
2596 parameter is named. Handle 256bit vector types. Return NULL
2597 for unnamed 256bit vector mode parameters.
2598 (function_arg): Updated.
2599 (setup_incoming_varargs_64): Support
2600 AVX encoding for *sse_prologue_save_insn.
2601 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2602 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2603 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2604 enabled, otherwise return -3.
2605 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2607 (print_reg): Support AVX registers. Handle 'x' and 't'.
2608 Handle 'd' to duplicate the operand.
2609 (print_operand): Likewise. Also support AVX vector compare
2611 (output_387_binary_op): Support AVX.
2612 (output_fp_compare): Likewise.
2613 (ix86_expand_vector_move_misalign): Likewise.
2614 (ix86_attr_length_vex_default): New.
2615 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2616 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2617 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2618 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2619 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2620 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2621 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2622 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2623 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2624 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2625 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2626 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2627 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2628 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2629 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2630 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2631 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2632 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2633 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2634 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2635 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2636 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2637 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2638 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2639 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2640 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2641 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2642 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2643 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2644 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2645 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2646 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2647 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2648 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2649 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2650 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2651 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2652 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2653 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2654 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2655 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2656 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2657 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2658 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2659 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2660 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2661 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2662 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2663 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2664 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2665 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2666 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2667 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2668 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2669 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2670 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2671 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2672 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2673 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2674 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2675 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2676 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2677 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2678 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2679 and IX86_BUILTIN_MOVMSKPS256,
2680 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2681 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2682 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2683 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2684 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2685 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2686 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2687 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2688 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2689 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2690 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2691 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2692 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2693 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2694 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2695 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2696 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2697 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2698 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2699 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2700 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2701 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2702 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2703 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2704 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2705 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2706 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2707 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2708 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2709 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2710 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2711 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2712 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2713 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2714 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2715 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2716 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2717 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2718 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2719 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2720 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2721 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2722 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2723 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2724 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2725 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2726 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2727 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2728 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2729 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2730 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2731 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2732 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2733 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2734 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2735 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2736 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2737 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2739 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2740 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2741 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2742 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2743 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2744 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2745 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2746 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2747 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2748 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2749 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2750 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2751 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2752 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2753 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2754 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2755 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2756 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2757 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2758 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2759 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2760 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2761 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2762 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2763 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2764 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2765 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2766 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2767 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2768 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2769 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2770 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2771 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2772 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2773 IX86_BUILTIN_MOVMSKPS256.
2774 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2775 (ix86_expand_args_builtin): Likewise.
2776 (ix86_expand_special_args_builtin): Likewise.
2777 (ix86_hard_regno_mode_ok): Handle AVX modes.
2778 (ix86_expand_vector_init_duplicate): Likewise.
2779 (ix86_expand_vector_init_one_nonzero): Likewise.
2780 (ix86_expand_vector_init_one_var): Likewise.
2781 (ix86_expand_vector_init_concat): Likewise.
2782 (ix86_expand_vector_init_general): Likewise.
2783 (ix86_expand_vector_set): Likewise.
2784 (ix86_vector_mode_supported_p): Likewise.
2785 (x86_extended_reg_mentioned_p): Check INSN_P before using
2788 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2789 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2791 * config/i386/i386.h (TARGET_AVX): New.
2792 (TARGET_FMA): Likewise.
2793 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2794 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2795 (VALID_AVX256_REG_MODE): New.
2796 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2797 (AVX_FLOAT_MODE_P): Likewise.
2798 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2799 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2800 (AVX_VEC_FLOAT_MODE_P): Likewise.
2801 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2802 (ASM_OUTPUT_OPCODE): Likewise.
2803 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2805 (SSE_REG_MODE_P): Allow 256bit vector modes.
2806 (ix86_args): Add a warn_avx field.
2808 * config/i386/i386.md (UNSPEC_PCMP): New.
2809 (UNSPEC_VPERMIL): Likewise.
2810 (UNSPEC_VPERMIL2): Likewise.
2811 (UNSPEC_VPERMIL2F128): Likewise.
2812 (UNSPEC_MASKLOAD): Likewise.
2813 (UNSPEC_MASKSTORE): Likewise.
2814 (UNSPEC_CAST): Likewise.
2815 (UNSPEC_VTESTP): Likewise.
2816 (UNSPECV_VZEROALL): Likewise.
2817 (UNSPECV_VZEROUPPER): Likewise.
2818 (XMM0_REG): Likewise.
2819 (XMM1_REG): Likewise.
2820 (XMM2_REG): Likewise.
2821 (XMM3_REG): Likewise.
2822 (XMM4_REG): Likewise.
2823 (XMM5_REG): Likewise.
2824 (XMM6_REG): Likewise.
2825 (XMM8_REG): Likewise.
2826 (XMM9_REG): Likewise.
2827 (XMM10_REG): Likewise.
2828 (XMM11_REG): Likewise.
2829 (XMM12_REG): Likewise.
2830 (XMM13_REG): Likewise.
2831 (XMM14_REG): Likewise.
2832 (XMM15_REG): Likewise.
2834 (prefix_vex_imm8): Likewise.
2835 (prefix_vex_w): Likewise.
2836 (length_vex): Likewise.
2839 (*avx_ashlti3): Likewise.
2840 (*avx_lshrti3): Likewise.
2841 (*avx_setcc<mode>): Likewise.
2842 (*fop_<mode>_comm_mixed_avx): Likewise.
2843 (*fop_<mode>_comm_avx): Likewise.
2844 (*fop_<mode>_1_mixed_avx): Likewise.
2845 (*fop_<mode>_1_avx): Likewise.
2846 (*avx_<code><mode>3): Likewise.
2847 (*avx_ieee_smin<mode>3): Likewise.
2848 (*avx_ieee_smax<mode>3): Likewise.
2849 (mode): Add OI, V8SF and V4DF.
2850 (length): Support VEX prefix.
2851 (*cmpfp_i_mixed): Set prefix attribute.
2852 (*cmpfp_i_sse): Likewise.
2853 (*cmpfp_iu_mixed): Likewise.
2854 (*cmpfp_iu_sse): Likewise.
2855 (*movsi_1): Support AVX.
2856 (*movdi_2): Likewise.
2857 (*movdi_1_rex64): Likewise.
2858 (*movti_internal): Likewise.
2859 (*movti_rex64): Likewise.
2860 (*movsf_1): Likewise.
2861 (*movdf_nointeger): Likewise.
2862 (*movdf_integer_rex64): Likewise.
2863 (*movtf_internal): Likewise.
2864 (zero_extendsidi2_32): Likewise.
2865 (zero_extendsidi2_rex64): Likewise.
2866 (*extendsfdf2_mixed): Likewise.
2867 (*extendsfdf2_sse): Likewise.
2868 (*truncdfsf_fast_mixed): Likewise.
2869 (*truncdfsf_fast_sse): Likewise.
2870 (*truncdfsf_mixed): Likewise.
2871 (fix_trunc<mode>di_sse): Likewise.
2872 (fix_trunc<mode>si_sse): Likewise.
2873 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2874 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2875 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2876 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2877 (*rcpsf2_sse): Likewise.
2878 (*rsqrtsf2_sse): Likewise.
2879 (*sqrt<mode>2_sse): Likewise.
2880 (sse4_1_round<mode>2): Likewise.
2881 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2882 Support AVX. Set length attribute properly for AVX.
2884 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2885 (VECTOR_MODES (FLOAT, 32)): Likewise.
2886 (VECTOR_MODE (INT, DI, 8)): Likewise.
2887 (VECTOR_MODE (INT, HI, 32)): Likewise.
2888 (VECTOR_MODE (INT, QI, 64)): Likewise.
2889 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2890 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2891 (VECTOR_MODE (INT, DI, 4)): Removed.
2892 (VECTOR_MODE (INT, SI, 8)): Likewise.
2893 (VECTOR_MODE (INT, HI, 16)): Likewise.
2894 (VECTOR_MODE (INT, QI, 32)): Likewise.
2895 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2896 (INT_MODE (OI, 32)): Likewise.
2898 * config/i386/i386.opt (mavx): New.
2901 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2903 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2904 (*mov<mode>_internal_avx): New.
2905 (*movv2sf_internal_rex64_avx): Likewise.
2906 (*movv2sf_internal_avx): Likewise.
2908 * config/i386/predicates.md (const_4_to_5_operand): New.
2909 (const_6_to_7_operand): Likewise.
2910 (const_8_to_11_operand): Likewise.
2911 (const_12_to_15_operand): Likewise.
2912 (avx_comparison_float_operator): Likewise.
2914 * config/i386/sse.md (AVX256MODEI): New.
2915 (AVX256MODE): Likewise.
2916 (AVXMODEQI): Likewise.
2917 (AVXMODE): Likewise.
2918 (AVX256MODEF2P): Likewise.
2919 (AVX256MODE2P): Likewise.
2920 (AVX256MODE4P): Likewise.
2921 (AVX256MODE8P): Likewise.
2922 (AVXMODEF2P): Likewise.
2923 (AVXMODEF4P): Likewise.
2924 (AVXMODEDCVTDQ2PS): Likewise.
2925 (AVXMODEDCVTPS2DQ): Likewise.
2926 (avxvecmode): Likewise.
2927 (avxvecpsmode): Likewise.
2928 (avxhalfvecmode): Likewise.
2929 (avxscalarmode): Likewise.
2930 (avxcvtvecmode): Likewise.
2931 (avxpermvecmode): Likewise.
2932 (avxmodesuffixf2c): Likewise.
2933 (avxmodesuffixp): Likewise.
2934 (avxmodesuffixs): Likewise.
2935 (avxmodesuffix): Likewise.
2936 (vpermilbits): Likewise.
2937 (pinsrbits): Likewise.
2938 (mov<mode>): Likewise.
2939 (*mov<mode>_internal): Likewise.
2940 (push<mode>1): Likewise.
2941 (movmisalign<mode>): Likewise.
2942 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2943 (avx_movdqu<avxmodesuffix>): Likewise.
2944 (avx_lddqu<avxmodesuffix>): Likewise.
2945 (<plusminus_insn><mode>3): Likewise.
2946 (*avx_<plusminus_insn><mode>3): Likewise.
2947 (*avx_vm<plusminus_insn><mode>3): Likewise.
2948 (mul<mode>3): Likewise.
2949 (*avx_mul<mode>3): Likewise.
2950 (*avx_vmmul<mode>3): Likewise.
2951 (divv8sf3): Likewise.
2952 (divv4df3): Likewise.
2953 (avx_div<mode>3): Likewise.
2954 (*avx_div<mode>3): Likewise.
2955 (*avx_vmdiv<mode>3): Likewise.
2956 (avx_rcpv8sf2): Likewise.
2957 (*avx_vmrcpv4sf2): Likewise.
2958 (sqrtv8sf2): Likewise.
2959 (avx_sqrtv8sf2): Likewise.
2960 (*avx_vmsqrt<mode>2): Likewise.
2961 (rsqrtv8sf2): Likewise.
2962 (avx_rsqrtv8sf2): Likewise.
2963 (*avx_vmrsqrtv4sf2): Likewise.
2964 (<code><mode>3): Likewise.
2965 (*avx_<code><mode>3_finite): Likewise.
2966 (*avx_<code><mode>3): Likewise.
2967 (*avx_vm<code><mode>3): Likewise.
2968 (*avx_ieee_smin<mode>3): Likewise.
2969 (*avx_ieee_smax<mode>3): Likewise.
2970 (avx_addsubv8sf3): Likewise.
2971 (avx_addsubv4df3): Likewise.
2972 (*avx_addsubv4sf3): Likewise.
2973 (*avx_addsubv2df3): Likewise.
2974 (avx_h<plusminus_insn>v4df3): Likewise.
2975 (avx_h<plusminus_insn>v8sf3): Likewise.
2976 (*avx_h<plusminus_insn>v4sf3): Likewise.
2977 (*avx_h<plusminus_insn>v2df3): Likewise.
2978 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2979 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2980 (*avx_maskcmp<mode>3): Likewise.
2981 (avx_nand<mode>3): Likewise.
2982 (*avx_<code><mode>3): Likewise.
2983 (*avx_nand<mode>3): Likewise.
2984 (*avx_<code><mode>3): Likewise.
2985 (*avx_cvtsi2ss): Likewise.
2986 (*avx_cvtsi2ssq): Likewise.
2987 (*avx_cvtsi2sd): Likewise.
2988 (*avx_cvtsi2sdq): Likewise.
2989 (*avx_cvtsd2ss): Likewise.
2990 (avx_cvtss2sd): Likewise.
2991 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2992 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2993 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2994 (*avx_cvtsi2sd): Likewise.
2995 (*avx_cvtsi2sdq): Likewise.
2996 (avx_cvtdq2pd256): Likewise.
2997 (avx_cvtpd2dq256): Likewise.
2998 (avx_cvttpd2dq256): Likewise.
2999 (*avx_cvtsd2ss): Likewise.
3000 (*avx_cvtss2sd): Likewise.
3001 (avx_cvtpd2ps256): Likewise.
3002 (avx_cvtps2pd256): Likewise.
3003 (*avx_movhlps): Likewise.
3004 (*avx_movlhps): Likewise.
3005 (avx_unpckhps256): Likewise.
3006 (*avx_unpckhps): Likewise.
3007 (avx_unpcklps256): Likewise.
3008 (*avx_unpcklps): Likewise.
3009 (avx_movshdup256): Likewise.
3010 (avx_movsldup256): Likewise.
3011 (avx_shufps256): Likewise.
3012 (avx_shufps256_1): Likewise.
3013 (*avx_shufps_<mode>): Likewise.
3014 (*avx_loadhps): Likewise.
3015 (*avx_storelps): Likewise.
3016 (*avx_loadlps): Likewise.
3017 (*avx_movss): Likewise.
3018 (*vec_dupv4sf_avx): Likewise.
3019 (*vec_concatv2sf_avx): Likewise.
3020 (*vec_concatv4sf_avx): Likewise.
3021 (*vec_setv4sf_0_avx): Likewise.
3022 (*vec_setv4sf_avx): Likewise.
3023 (*avx_insertps): Likewise.
3024 (avx_vextractf128<mode>): Likewise.
3025 (vec_extract_lo_<mode>): Likewise.
3026 (vec_extract_hi_<mode>): Likewise.
3027 (vec_extract_lo_<mode>): Likewise.
3028 (vec_extract_hi_<mode>): Likewise.
3029 (vec_extract_lo_v16hi): Likewise.
3030 (vec_extract_hi_v16hi): Likewise.
3031 (vec_extract_lo_v32qi): Likewise.
3032 (vec_extract_hi_v32qi): Likewise.
3033 (avx_unpckhpd256): Likewise.
3034 (*avx_unpckhpd): Likewise.
3035 (avx_movddup256): Likewise.
3036 (*avx_movddup): Likewise.
3037 (avx_unpcklpd256): Likewise.
3038 (*avx_unpcklpd): Likewise.
3039 (avx_shufpd256): Likewise.
3040 (avx_shufpd256_1): Likewise.
3041 (*avx_punpckhqdq): Likewise.
3042 (*avx_punpcklqdq): Likewise.
3043 (*avx_shufpd_<mode>): Likewise.
3044 (*avx_storehpd): Likewise.
3045 (*avx_loadhpd): Likewise.
3046 (*avx_loadlpd): Likewise.
3047 (*avx_movsd): Likewise.
3048 (*vec_concatv2df_avx): Likewise.
3049 (*avx_<plusminus_insn><mode>3): Likewise.
3050 (*avx_<plusminus_insn><mode>3): Likewise.
3051 (*avx_mulv8hi3): Likewise.
3052 (*avxv8hi3_highpart): Likewise.
3053 (*avx_umulv8hi3_highpart): Likewise.
3054 (*avx_umulv2siv2di3): Likewise.
3055 (*avx_mulv2siv2di3): Likewise.
3056 (*avx_pmaddwd): Likewise.
3057 (*avx_mulv4si3): Likewise.
3058 (*avx_ashr<mode>3): Likewise.
3059 (*avx_lshr<mode>3): Likewise.
3060 (*avx_ashl<mode>3): Likewise.
3061 (*avx_<code><mode>3): Likewise.
3062 (*avx_eq<mode>3): Likewise.
3063 (*avx_gt<mode>3): Likewise.
3064 (*avx_nand<mode>3): Likewise.
3065 (*avx_nand<mode>3): Likewise.
3066 (*avx_<code><mode>3): Likewise.
3067 (*avx_<code><mode>3): Likewise.
3068 (*avx_packsswb): Likewise.
3069 (*avx_packssdw): Likewise.
3070 (*avx_packuswb): Likewise.
3071 (*avx_punpckhbw): Likewise.
3072 (*avx_punpcklbw): Likewise.
3073 (*avx_punpckhwd): Likewise.
3074 (*avx_punpcklwd): Likewise.
3075 (*avx_punpckhdq): Likewise.
3076 (*avx_punpckldq): Likewise.
3077 (*avx_pinsr<avxmodesuffixs>): Likewise.
3078 (*avx_pinsrq): Likewise.
3079 (*avx_loadld): Likewise.
3080 (*vec_extractv2di_1_rex64_avx): Likewise.
3081 (*vec_extractv2di_1_avx): Likewise.
3082 (*vec_dupv2di_avx): Likewise.
3083 (*vec_concatv2si_avx): Likewise.
3084 (*vec_concatv4si_1_avx): Likewise.
3085 (*vec_concatv2di_avx): Likewise.
3086 (*vec_concatv2di_rex64_avx): Likewise.
3087 (*avx_uavgv16qi3): Likewise.
3088 (*avx_uavgv8hi3): Likewise.
3089 (*avx_psadbw): Likewise.
3090 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
3091 (*avx_phaddwv8hi3): Likewise.
3092 (*avx_phadddv4si3): Likewise.
3093 (*avx_phaddswv8hi3): Likewise.
3094 (*avx_phsubwv8hi3): Likewise.
3095 (*avx_phsubdv4si3): Likewise.
3096 (*avx_phsubswv8hi3): Likewise.
3097 (*avx_pmaddubsw128): Likewise.
3098 (*avx_pmulhrswv8hi3): Likewise.
3099 (*avx_pshufbv16qi3): Likewise.
3100 (*avx_psign<mode>3): Likewise.
3101 (*avx_palignrti): Likewise.
3102 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3103 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3104 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3105 (*avx_mpsadbw): Likewise.
3106 (*avx_packusdw): Likewise.
3107 (*avx_pblendvb): Likewise.
3108 (*avx_pblendw): Likewise.
3109 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3110 (avx_ptest256): Likewise.
3111 (avx_roundp<avxmodesuffixf2c>256): Likewise.
3112 (*avx_rounds<ssemodesuffixf2c>): Likewise.
3113 (*avx_aesenc): Likewise.
3114 (*avx_aesenclast): Likewise.
3115 (*avx_aesdec): Likewise.
3116 (*avx_aesdeclast): Likewise.
3117 (avx_vzeroupper): Likewise.
3118 (avx_vzeroupper_rex64): Likewise.
3119 (avx_vpermil<mode>): Likewise.
3120 (avx_vpermilvar<mode>3): Likewise.
3121 (avx_vpermil2<mode>3): Likewise.
3122 (avx_vperm2f128<mode>3): Likewise.
3123 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3124 (avx_vbroadcastss256): Likewise.
3125 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
3126 (avx_vinsertf128<mode>): Likewise.
3127 (vec_set_lo_<mode>): Likewise.
3128 (vec_set_hi_<mode>): Likewise.
3129 (vec_set_lo_<mode>): Likewise.
3130 (vec_set_hi_<mode>): Likewise.
3131 (vec_set_lo_v16hi): Likewise.
3132 (vec_set_hi_v16hi): Likewise.
3133 (vec_set_lo_v32qi): Likewise.
3134 (vec_set_hi_v32qi): Likewise.
3135 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3136 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3137 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
3138 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
3139 (vec_init<mode>): Likewise.
3140 (*vec_concat<mode>_avx): Likewise.
3141 (blendbits): Support V8SF and V4DF.
3142 (sse2_movq128): Support AVX.
3143 (<sse>_movnt<mode>): Likewise.
3144 (sse2_movntv2di): Likewise.
3145 (sse_rcpv4sf2): Likewise.
3146 (sse_sqrtv4sf2): Likewise.
3147 (sse_rsqrtv4sf2): Likewise.
3148 (<sse>_comi): Likewise.
3149 (<sse>_ucomi): Likewise.
3150 (sse_cvtss2si): Likewise.
3151 (sse_cvtss2si_2): Likewise.
3152 (sse_cvtss2siq): Likewise.
3153 (sse_cvtss2siq_2): Likewise.
3154 (sse_cvttss2si): Likewise.
3155 (sse_cvttss2siq): Likewise.
3156 (sse2_cvtsd2si): Likewise.
3157 (sse2_cvtsd2si_2): Likewise.
3158 (sse2_cvtsd2siq): Likewise.
3159 (sse2_cvtsd2siq_2): Likewise.
3160 (sse2_cvttsd2si): Likewise.
3161 (sse2_cvttsd2siq): Likewise.
3162 (sse2_cvtdq2pd): Likewise.
3163 (*sse2_cvtpd2dq): Likewise.
3164 (*sse2_cvttpd2dq): Likewise.
3165 (*sse2_cvtpd2ps): Likewise.
3166 (sse2_cvtps2pd): Likewise.
3167 (sse3_movshdup): Likewise.
3168 (sse3_movsldup): Likewise.
3169 (sse_storehps): Likewise.
3170 (*sse4_1_extractps): Likewise.
3171 (sse2_storelpd): Likewise.
3172 (vec_dupv2df_sse3): Likewise.
3173 (*vec_concatv2df_sse3): Likewise.
3174 (*sse4_1_pextrb): Likewise.
3175 (*sse4_1_pextrb_memory): Likewise.
3176 (*sse2_pextrw): Likewise.
3177 (*sse4_1_pextrw_memory): Likewise.
3178 (*sse4_1_pextrd): Likewise.
3179 (*sse4_1_pextrq): Likewise.
3180 (sse2_pshufd_1): Likewise.
3181 (sse2_pshuflw_1): Likewise.
3182 (sse2_pshufhw_1): Likewise.
3183 (*sse2_storeq_rex64): Likewise.
3184 (*vec_dupv4si): Likewise.
3185 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
3186 (sse2_pmovmskb): Likewise.
3187 (*sse2_maskmovdqu): Likewise.
3188 (*sse2_maskmovdqu_rex64): Likewise.
3189 (sse_ldmxcsr): Likewise.
3190 (sse_stmxcsr): Likewise.
3191 (abs<mode>2): Likewise.
3192 (sse4_1_movntdqa): Likewise.
3193 (sse4_1_phminposuw): Likewise.
3194 (sse4_1_extendv8qiv8hi2): Likewise.
3195 (*sse4_1_extendv8qiv8hi2): Likewise.
3196 (sse4_1_extendv4qiv4si2): Likewise.
3197 (*sse4_1_extendv4qiv4si2): Likewise.
3198 (sse4_1_extendv2qiv2di2): Likewise.
3199 (*sse4_1_extendv2qiv2di2): Likewise.
3200 (sse4_1_extendv4hiv4si2): Likewise.
3201 (*sse4_1_extendv4hiv4si2): Likewise.
3202 (sse4_1_extendv2hiv2di2): Likewise.
3203 (*sse4_1_extendv2hiv2di2): Likewise.
3204 (sse4_1_extendv2siv2di2): Likewise.
3205 (*sse4_1_extendv2siv2di2): Likewise.
3206 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3207 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3208 (sse4_1_zero_extendv4qiv4si2): Likewise.
3209 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3210 (sse4_1_zero_extendv2qiv2di2): Likewise.
3211 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3212 (sse4_1_zero_extendv4hiv4si2): Likewise.
3213 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3214 (sse4_1_zero_extendv2hiv2di2): Likewise.
3215 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3216 (sse4_1_zero_extendv2siv2di2): Likewise.
3217 (*sse4_1_zero_extendv2siv2di2): Likewise.
3218 (sse4_1_ptest): Likewise.
3219 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
3220 (sse4_2_pcmpestri): Likewise.
3221 (sse4_2_pcmpestrm): Likewise.
3222 (sse4_2_pcmpistri): Likewise.
3223 (sse4_2_pcmpistrm): Likewise.
3225 (aeskeygenassist): Likewise.
3227 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
3229 * config/i386/predicates.md (vzeroall_operation): New.
3231 * config/i386/sse.md (avx_vzeroall): New.
3232 (*avx_vzeroall): Likewise.
3234 2008-08-28 Paul Brook <paul@codesourcery.com>
3235 Mark Shinwell <shinwell@codesourcery.com>
3236 Richard Earnshaw <richard.earnshaw@arm.com>
3238 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
3239 (TARGET_MIN_ANCHOR_OFFSET): New.
3240 (arm_override_options): Set correct anchor ranges for Thumb-1
3241 and Thumb-2 if required.
3242 (legitimize_pic_address): Handle case involving a TLS symbol
3243 reference with an addend.
3244 (arm_optimization_options): Enable section anchors at -O1 and
3246 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
3247 * config/arm/arm-protos.h (arm_optimization_options): New.
3249 2008-08-28 Nick Clifton <nickc@redhat.com>
3251 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
3252 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
3255 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
3256 * config/v850/v850.md (return): Remove frame size restriction.
3258 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
3260 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
3262 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
3264 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
3266 2008-08-28 Paul Brook <paul@codesourcery.com>
3268 * config/arm/vfp11.md: Update license notice.
3269 * config/arm/cortex-r4.md: Ditto.
3271 2008-08-28 Richard Guenther <rguenther@suse.de>
3273 PR tree-optimization/37207
3274 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
3277 2008-08-28 Dodji Seketeli <dodji@redhat.com>
3280 * tree.c (int_fits_type_p): Don't forget unsigned integers
3281 of type sizetype which higher end word equals -1.
3283 2008-08-28 Ira Rosen <irar@il.ibm.com>
3285 * target.h (struct vectorize): Add new target builtin.
3286 * tree-vectorizer.c (destroy_loop_vec_info): Call
3287 vect_free_slp_instance instead of vect_free_slp_node.
3288 * tree-vectorizer.h (enum slp_load_perm_type): New.
3289 (struct _slp_instance): Add new fields.
3290 (SLP_INSTANCE_LOAD_PERMUTATION): New.
3291 (SLP_INSTANCE_LOADS): New.
3292 (vect_free_slp_tree): Remove.
3293 (vect_free_slp_instance): Declare.
3294 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
3295 (vectorizable_load): Add argument.
3296 (vect_transform_slp_perm_load): New.
3297 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
3299 (vect_get_place_in_interleaving_chain): New function.
3300 (vect_free_slp_tree): Make static.
3301 (vect_free_slp_instance): New function.
3302 (vect_build_slp_tree): Add new arguments. Allow load permutations and
3303 collect the load location in the interleaving chain.
3304 (vect_supported_slp_permutation_p): New function.
3305 (vect_supported_load_permutation_p): Likewise.
3306 (vect_analyze_slp_instance): In case of loads permutation, call
3307 vect_supported_load_permutation_p to check that the permutation is
3309 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
3310 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
3311 (vect_create_mask_and_perm): New function.
3312 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
3313 (vectorizable_load): Add an argument. Don't keep the created vectors
3314 statements in the node if permutation is required. Call
3315 vect_transform_slp_perm_load to generate the permutation.
3316 (vect_transform_stmt): Add new argument. Call vectorizable_load with
3317 additional argument.
3318 (vect_schedule_slp_instance): In case of loads permutation, allocate
3319 vectorized statements structure for all the related SLP nodes. Call
3320 vect_transform_stmt with addditional argument.
3321 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
3322 * config/spu/spu.c (spu_builtin_vec_perm): New.
3323 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3324 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
3325 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
3326 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3328 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
3330 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
3331 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
3332 __gthread_cond_signal, __gthread_cond_timedwait,
3333 __gthread_cond_timedwait_recursive): New functions.
3334 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
3336 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
3339 2008-08-28 Richard Guenther <rguenther@suse.de>
3342 * fold-const.c (maybe_canonicalize_comparison_1): Require
3343 undefined overflow only for canonicalizing A +- CST cmp CST.
3344 Make sure to not generate new constants that are not inside
3345 their TYPE_MIN/MAX_VALUE range.
3346 (maybe_canonicalize_comparison): Remove undefined overflow
3348 (fold_binary): Remove now duplicate folding.
3350 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3352 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
3353 use not updated in the last change.
3355 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3357 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
3358 (IRA_COVER_CLASSES): Add FPUL_REGS.
3360 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3363 * c-common.c (conversion_warning): Check for null operands.
3365 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3368 * c-decl.c (check_for_loop_decls): Improve error message. Give
3371 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3374 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
3375 (convert_for_assignment): Pass corrent OPT_W* parameter to
3376 WARN_FOR_ASSIGNMENT.
3378 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3381 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
3383 2008-08-27 Paul Brook <paul@codesourcery.com>
3385 * config.gcc: Loosen checks for arm uclinux eabi targets.
3387 2008-08-27 Paul Brook <paul@codesourcery.com>
3389 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
3391 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3393 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
3395 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
3396 the enumerators of an ENUMERAL_TYPE.
3397 * dbxout.c (dbxout_type): Ditto.
3399 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
3402 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
3403 (fwprop_addr): Check that the loop_father is not the outer loop.
3405 2008-08-26 Paul Brook <paul@codesourcery.com>
3407 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
3408 Remove documentation entry for fmul type.
3409 Use fmuls to annotate single-precision multiplication patterns,
3410 fmuld to annotate double-precision multiplication patterns,
3411 fmacs to annotate single-precision multiply-accumulate patterns
3412 and fmacd to annotate double-precision multiply-accumulate patterns.
3413 * config/arm/vfp11.md: Update reservations accordingly.
3414 * config/arm/arm.md: Note that certain values of the "type"
3415 attribute are documented in vfp.md.
3416 * config/arm/arm1020e.md: Remove out of date duplicate comment.
3417 (v10_cvt): Use new fmul types.
3419 2008-08-26 Paul Brook <paul@codesourcery.com>
3421 * config/arm/vfp.md: Move pipeline description for VFP11 to...
3422 * config/arm/vfp11.md: ...here. New.
3423 * config/arm/arm.md: Include vfp11.md.
3425 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
3427 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
3428 parameter to inform call.
3430 2008-08-26 Jeff Law <law@redhat.com>
3432 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
3433 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
3434 preferred class when copying a constant into a partial word register.
3436 2008-08-26 Ben Elliston <bje@au.ibm.com>
3438 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
3439 * cp/typeck.c: Likewise.
3440 * cp/tree.c: Likewise.
3441 * gimple-low.c: Likewise.
3444 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
3446 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
3447 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
3449 * doc/passes.texi: Describe IRA.
3451 * doc/tm.texi (IRA_COVER_CLASSES,
3452 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
3454 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
3455 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
3456 -fira-propagate-cost, -fno-ira-share-save-slots,
3457 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
3459 * flags.h (ira_algorithm): New enumeration.
3460 (flag_ira_algorithm, flag_ira_verbose): New external variable
3463 * postreload.c (gate_handle_postreload): Don't do post reload
3464 optimizations unless the reload is completed.
3466 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
3469 * tree-pass.h (pass_ira): New external variable declaration.
3471 * reload.h: Add 2008 to the Copyright.
3473 * cfgloopanal.c: Include params.h.
3474 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
3477 * params.h (IRA_MAX_LOOPS_NUM): New macro.
3479 * toplev.c (ira.h): New include.
3480 (flag_ira_algorithm, flag_ira_verbose): New external variables.
3481 (backend_init_target): Call ira_init.
3482 (backend_init): Call ira_init_once.
3483 (finalize): Call finish_ira_once.
3485 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
3486 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
3489 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
3490 may_move_out_cost): New external variable declarations.
3491 (move_table): New typedef.
3493 * caller-save.c: Include headers output.h and ira.h.
3494 (no_caller_save_reg_set): New global variable.
3495 (save_slots_num, save_slots): New variables.
3496 (reg_save_code, reg_restore_code, add_stored_regs): Add
3498 (init_caller_save): Set up no_caller_save_reg_set.
3499 (init_save_areas): Reset save_slots_num.
3500 (saved_hard_reg): New structure.
3501 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3502 (initiate_saved_hard_regs, new_saved_hard_reg,
3503 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3505 (setup_save_areas): Add code for sharing stack slots.
3506 (all_blocks): New variable.
3507 (save_call_clobbered_regs): Process pseudo-register too.
3508 (mark_set_regs): Process pseudo-register too.
3509 (insert_one_insn): Put the insn after bb note in a empty basic
3510 block. Add insn check.
3512 * global.c (eliminable_regset): Make it external.
3513 (mark_elimination): Use DF_LR_IN for IRA.
3514 (pseudo_for_reload_consideration_p): New.
3515 (build_insn_chain): Make it external. Don't ignore spilled
3516 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3517 (gate_handle_global_alloc): New function.
3518 (pass_global_alloc): Add the gate function.
3520 * opts.c (decode_options): Set up flag_ira. Print the warning for
3522 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3524 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3526 * regmove.c (regmove_optimize): Don't do replacement of output for
3529 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3530 New external variable declarations.
3532 * local-alloc.c (update_equiv_regs): Make it external. Return
3533 true if jump label rebuilding should be done. Rescan new_insn for
3535 (gate_handle_local_alloc): New function.
3536 (pass_local_alloc): Add the gate function.
3538 * alias.c (value_addr_p, stack_addr_p): New functions.
3539 (nonoverlapping_memrefs_p): Use them for IRA.
3541 * common.opt (fira, fira-algorithm, fira-coalesce,
3542 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3543 fira-verbose): New options.
3545 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3546 move_cost, may_move_in_cost, may_move_out_cost): Make the
3548 (move_table): Remove typedef.
3549 (init_move_cost): Make it external.
3550 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3553 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3554 setup_reg_classes): New function prototypes.
3555 (eliminable_regset): New external variable declaration.
3556 (build_insn_chain, update_equiv_regs): New function prototypes.
3558 * Makefile.in (IRA_INT_H): New definition.
3559 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3560 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3561 (reload1.o, toplev.o): Add dependence on ira.h.
3562 (cfgloopanal.o): Add PARAMS_H.
3563 (caller-save.o): Add dependence on output.h and ira.h.
3564 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3565 ira-emit.o, ira-lives.o): New entries.
3567 * passes.c (pass_ira): New pass.
3569 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3571 * reload1.c (ira.h): Include the header.
3572 (changed_allocation_pseudos): New bitmap.
3573 (init_reload): Initiate the bitmap.
3574 (compute_use_by_pseudos): Permits spilled registers in FROM.
3575 (temp_pseudo_reg_arr): New variable.
3576 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3577 IRA. Call alter_reg with the additional parameter. Don't clear
3578 spilled_pseudos for IRA. Restore original insn chain for IRA.
3579 Clear changed_allocation_pseudos at the end of reload.
3580 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3581 (hard_regno_to_pseudo_regno): New variable.
3582 (count_pseudo): Check spilled pseudos. Set up
3583 hard_regno_to_pseudo_regno.
3584 (count_spilled_pseudo): Check spilled pseudos. Update
3585 hard_regno_to_pseudo_regno.
3586 (find_reg): Use better_spill_reload_regno_p. Check
3587 hard_regno_to_pseudo_regno.
3588 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3590 (eliminate_regs_1): Use additional parameter for alter_reg.
3591 (finish_spills): Set up pseudo_previous_regs only for spilled
3592 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3593 more arguments. Don't clear live_throughout and dead_or_set for
3594 spilled pseudos. Use additional parameter for alter_reg. Call
3595 mark_allocation_change. Set up changed_allocation_pseudos.
3596 Remove sanity check.
3597 (emit_input_reload_insns, delete_output_reload): Use additional
3598 parameter for alter_reg. Call mark_allocation_change.
3599 (substitute, gen_reload_chain_without_interm_reg_p): New
3601 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3603 * testsuite/gcc.dg/20080410-1.c: New file.
3605 * config/s390/s390.h (IRA_COVER_CLASSES,
3606 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3608 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3610 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3612 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3614 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3616 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3618 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3620 2008-08-24 Jeff Law <law@redhat.com>
3621 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3622 when ignoring unavailable registers.
3624 2008-08-24 Jeff Law <law@redhat.com>
3625 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3626 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3627 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3628 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3630 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3631 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3633 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3634 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3635 * reload1.c (find_reg): Process registers in register allocation order.
3637 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3638 * toplev.c (backend_init_target): Move ira_init call from
3640 (lang_dependent_init_target): ...to here.
3642 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3643 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3644 calculate memory move costs for NO_REGS.
3646 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3647 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3648 STACK_REGS is defined.
3650 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3651 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3653 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3654 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3656 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3657 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3658 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3661 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3662 Dorit Nuzman <dorit@il.ibm.com>
3664 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3665 vec_extract_evenv4sf, vec_extract_evenv8hi,
3666 vec_extract_evenv16qi, vec_extract_oddv4si,
3667 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3668 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3669 vec_interleave_highv4si, vec_interleave_lowv4si,
3670 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3671 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3672 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3674 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3677 * config/rs6000/rs6000.c (optimization_options): Don't default to
3678 section anchors without toplevel reorder.
3680 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3682 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3683 (mfc_end_critical_section): Likewise.
3685 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3687 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3688 all type qualifiers from element type to vector type.
3690 2008-08-25 David Daney <ddaney@avtrex.com>
3692 * config/mips/mips.md (immediate_insn): Move up in file, fix
3693 comment typo, reformat.
3694 (fetchop_bit, atomic_hiqi_op memory_barrier,
3695 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3696 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3697 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3698 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3699 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3700 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3701 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3702 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3703 sync_old_nand<mode>, sync_new_nand<mode>,
3704 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3705 test_and_set_12): Moved to sync.md.
3707 * config/mips/sync.md: New file.
3709 2008-08-25 Richard Henderson <rth@redhat.com>
3711 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3712 (regsave): Likewise.
3713 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3714 (output_cfi_directive): Likewise.
3715 (div_data_align): New.
3716 (output_cfi): Use it.
3718 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3720 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3721 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3722 (TARGET_OCTEON): New macro.
3723 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3724 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3725 (ISA_HAS_POP): New macro.
3726 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3728 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3730 * config/mips/mips.md (cpu): Add octeon.
3731 (type): Add pop attribute value.
3732 (popcount<mode>2): New pattern.
3733 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3735 2008-08-24 Jan Hubicka <jh@suse.cz>
3737 * doc/invoke.texi (-fipa-cp-clone): New option.
3738 (-fipa-cp): Update docs.
3739 (--param ipcp-unit-growth):New.
3740 * ipa-cp.c: Include fibheap.h, params.h
3741 (ipcp_initialize_node_lattices): When not cloning, all externally
3742 visible functions are bottom.
3743 (ipcp_need_redirect_p): Accept clones.
3744 (ipcp_insert_stage): Use cost driven heuristics.
3745 (max_count, dead_nodes): New static vars.
3746 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3747 ipcp_const_param_count): New functions.
3748 * common.opt (ipa-cp-clone): New command line option.
3749 * params.def (ipcp-unit-growth): New.
3751 2008-08-24 Jan Hubicka <jh@suse.cz>
3753 * tree-inline.c (tree_function_versioning): Look harder
3754 for referenced vars.
3756 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3758 PR tree-optimization/37185
3759 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3761 2008-08-23 Jan Hubicka <jh@suse.cz>
3763 * ipa-cp.c (ipcp_analyze_node): New function.
3764 (ipcp_update_cloned_node): Use it.
3765 (ipcp_init_stage): Likewise.
3766 * ipa-inline.c (function_insertion_hook_holder): New static var.
3767 (analyze_function): Break out from ....
3768 (inline_generate_summary): Here; register insertion hook.
3769 (cgraph_decide_inlining): Remove hook.
3770 (add_new_function): New function.
3772 2008-08-23 Jan Hubicka <jh@suse.cz>
3774 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3776 2008-08-23 Jan Hubicka <jh@suse.cz>
3778 * ipa-cp.c (constant_val_insert): Remove.
3779 (ipcp_propagate_one_const): Remove.
3780 (ipcp_create_replace_map): Always insert replacements to the map.
3781 (ipcp_insert_stage): Do not try to insert statements by hand.
3782 * tree-inline.c (insert_init_stmt): Break out from ...
3783 (setup_one_parameter): ... here; allow NULL BB pointer.
3784 (tree_function_versioning): Use setup_one_parameter to process
3787 2008-08-23 Jan Hubicka <jh@suse.cz>
3789 * tree.c (decl_address_ip_invariant_p): New function.
3790 * tree.h (decl_address_ip_invariant_p): Declare.
3791 * gimple.c (strip_invariant_refs): Break out from ...
3792 (is_gimple_invariant_address): ... here
3793 (is_gimple_ip_invariant_address): New function.
3794 (is_gimple_ip_invariant): New function.
3795 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3798 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3799 (ipcp_lat_is_insertable): All constants are insertable.
3800 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3801 IPA_CONST_VALUE_REF.
3802 (ipcp_initialize_node_lattices): Propagate all types of operands.
3803 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3804 (ipcp_create_replace_map): Reformat.
3805 (ipcp_need_redirect_p): Simplify.
3806 (ipcp_insert_stage): Check that argument is used before clonning.
3807 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3808 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3809 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3810 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3811 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3812 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3813 * tree-inline.c (tree_function_versioning): Add variables referenced by
3816 2008-08-23 Jan Hubicka <jh@suse.cz>
3819 * i386.c (standard_80387_constant_p): Use optimize_size.
3821 2008-08-23 Ira Rosen <irar@il.ibm.com>
3823 PR tree-optimization/37161
3824 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3825 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3826 (vect_determine_vectorization_factor): Move the scalar type
3827 retrieval to vect_get_smallest_scalar_type.
3828 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3829 scalar type. Remove redundant computation.
3830 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3831 (vect_get_slp_defs): Take the type of RHS into account if
3832 necessary by calling vect_get_smallest_scalar_type. Call
3833 vect_get_constant_vectors with additional argument.
3835 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3838 * doc/invoke.texi (Wwrite-strings): Clarify description.
3840 2008-08-23 Ira Rosen <irar@il.ibm.com>
3842 PR tree-optimization/37174
3843 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3844 def stmt is a part of the loop before accessing its stmt_vec_info.
3846 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3849 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3850 (*swap): New insn pattern.
3851 (*ashlqi3): Rename from ashlqi3 insn pattern.
3852 (ashlqi3): New expanders.
3853 (*lshrqi3): Rename from lshrqi3 insn pattern.
3854 (lshrqi3): New expanders.
3855 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3856 lshrqi3_const5, lshrqi3_const6): New splitters.
3857 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3858 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3861 2008-08-22 Richard Guenther <rguenther@suse.de>
3863 PR tree-optimization/37078
3864 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3865 [+INF, +INF] ranges.
3867 2008-08-22 Richard Guenther <rguenther@suse.de>
3869 PR tree-optimization/37143
3870 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3871 a conversion statement instead of a copy.
3873 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3876 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3877 CCCmode, CCOmode and CCSmode destination modes.
3880 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3881 from different units in a single alternative.
3882 (*vec_extractv2sf_1): Ditto.
3883 (*vec_extractv2si_0): Ditto.
3884 (*vec_extractv2si_1): Ditto.
3885 * config/i386/sse.md (sse2_storehpd): Ditto.
3886 (sse2_storelpd): Ditto.
3887 (sse2_loadhpd): Ditto.
3888 (sse2_loadlpd): Ditto.
3891 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3892 (popcountsi2): Ditto.
3893 (clzdi2_abm): Ditto.
3894 (popcountdi2): Ditto.
3895 (clzhi2_abm): Ditto.
3896 (popcounthi2): Ditto.
3898 2008-08-22 Richard Guenther <rguenther@suse.de>
3902 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3903 if the multiplication does not overflow.
3905 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3907 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3909 2008-08-21 Richard Henderson <rth@redhat.com>
3911 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3912 spurrious comma from test.
3913 * configure: Rebuild.
3915 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3918 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3921 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3923 * c-tree.h (grokfield): New argument.
3924 * c-decl.c (grokfield): Handle new location argument.
3925 * c-parser.c (c_parser_struct_declaration): Pass location to
3928 2008-08-21 Richard Guenther <rguenther@suse.de>
3930 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3932 2008-08-21 Jan Hubicka <jh@suse.cz>
3934 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3935 (cgraph_add_function_insertion_hook,
3936 cgraph_remove_function_insertion_hook,
3937 cgraph_call_function_insertion_hooks): New functions.
3938 * cgraph.h (cgraph_add_function_insertion_hook,
3939 cgraph_remove_function_insertion_hook,
3940 cgraph_call_function_insertion_hooks): Declare.
3941 * ipa-reference.c (function_insertion_hook_holder): New variable.
3942 (check_operand, look_for_address_of): When checking late, do not care
3943 about module bitmaps.
3944 (add_new_function): New function.
3945 (generate_summary): Register hooks; zero module bitmaps.
3946 (propagate): Unregister hooks.
3947 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3948 (add_new_function): New function.
3949 (generate_summary): Register hook.
3950 (propagate): Remove hook.
3952 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3954 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3955 * ipa-cp.c (ipcp_update_cloned_node): New function.
3956 (build_const_val): Handle functions correctly; bring type logic
3957 into sync with tree-inline.c
3958 (ipcp_init_stage): Take care of computing stuff needed by
3959 indirect inlining; update clones.
3960 (ipcp_generate_summary): Break out of ipcp_driver.
3961 (ipcp_driver): Do only execution and transformation.
3962 (pass_ipa_cp): Make IPA_PASS.
3963 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3965 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3966 ipcp, some info is already available.
3967 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3968 * tree-inline.c (remap_ssa_name): Unshare expression.
3970 2008-08-21 Richard Guenther <rguenther@suse.de>
3972 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3973 a PHI ask VN if it is already available.
3974 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3975 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3977 2008-08-21 Richard Guenther <rguenther@suse.de>
3980 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3981 makes sure to produce a result of the correct type.
3983 2008-08-21 Jan Hubicka <jh@suse.cz>
3984 Backport from LTO branch:
3986 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3987 Jan Hubicka <jh@suse.cz>
3990 (init_state, finish_state, set_function_state, generate_summary):
3992 (scan_stmt): Renamed from scan_function. Changed to keep state in
3993 local static vars rather than cgraph aux field.
3994 (propagate): Renamed from static_execute. Changed to keep state in
3995 local static vars rather than cgraph aux field.
3996 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3997 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3999 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4001 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
4002 * ipa-reference.c (init_function_info, generate_summary,
4003 propagate): New functions.
4004 (analyze_function): Call init_function_info.
4005 (static_execute): Stripped into generate_summary and propagate.
4006 (pass_ipa_reference): Made into ipa_opt_pass.
4008 2008-08-21 Richard Guenther <rguenther@suse.de>
4010 PR tree-optimization/37181
4011 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
4013 (extract_range_from_unary_expr): Likewise.
4015 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4017 * diagnostic.c (pedwarn_at): Rename as pedwarn.
4019 * toplev.h (pedwarn_at): Likewise.
4020 * builtins.c: Update all calls to pedwarn.
4021 * c-lex.c: Likewise.
4022 * toplev.c: Likewise.
4023 * c-tree.h: Likewise.
4024 * c-decl.c: Likewise.
4025 * c-errors.c: Likewise.
4026 * c-typeck.c: Likewise.
4027 * c-common.c: Likewise.
4028 * c-parser.c: Likewise.
4030 2008-08-20 Joseph Myers <joseph@codesourcery.com>
4033 * config/sparc/sparc.c (function_arg_slotno): Handle structure
4034 with MODE_VECTOR_INT mode.
4036 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4039 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
4040 initialized outside the current module.
4041 (warn_uninitialized_var): Ignore left-hand side when walking the
4042 trees. Ignore address expressions. Examine VUSE operands in gimple
4043 statements with a variable declaration on the right-hand side.
4045 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
4048 * rtlanal.c (subreg_offset_representable_p): Revert last change.
4050 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4053 * c-common.c (conversion_warning): Do not warn if applying bit-and
4054 operator to unsigned constant that fits in the target type.
4056 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4059 * c-common.c (conversion_warning): Do not warn for artificial
4062 2008-08-20 Richard Guenther <rguenther@suse.de>
4064 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
4065 (extract_range_from_binary_expr): Fall back to constant propagation.
4066 (extract_range_from_unary_expr): Likewise.
4068 2008-08-20 Richard Guenther <rguenther@suse.de>
4070 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
4071 with TREE_THIS_VOLATILE on shared nodes.
4072 (fold_stmt_r): Likewise.
4074 2008-08-20 Jakub Jelinek <jakub@redhat.com>
4077 * c-parser.c (c_parser_attributes): For keywords use canonical
4078 spelling for attr_name.
4080 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4082 * value-prof.c (check_counter): Revert wrong call to error.
4084 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4086 * profile.c: Update calls to inform.
4087 * value-prof.c: Update calls to inform.
4089 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4091 * diagnostic.c (inform): Add an explicit location_t parameter.
4092 * toplev.h (inform): Update declaration.
4093 * builtins.c: Update all calls to inform.
4094 * c-common.c: Likewise.
4095 * c-decl.c: Likewise.
4096 * c-opts.c: Likewise.
4097 * c-pch.c: Likewise.
4098 * c-pragma.c: Likewise.
4099 * c-typeck.c: Likewise.
4100 * coverage.c: Likewise.
4102 * toplev.c: Likewise.
4103 * tree-cfg.c: Likewise.
4104 * tree-ssa.c: Likewise.
4106 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
4109 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
4110 V2DI mode, for SSE4.1, use movq instead of vector set if the
4111 second element is zero and inter-unit moves are OK.
4113 2008-08-20 Richard Guenther <rguenther@suse.de>
4115 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
4116 properly handle conversion/copy chains after tuplification.
4118 2008-08-20 Richard Guenther <rguenther@suse.de>
4120 * passes.c (init_optimization_passes): Move the second
4121 forwprop pass before alias computation. Remove the second
4122 DCE pass. Remove the first dominator and phi copy/const
4125 2008-08-20 Nick Clifton <nickc@redhat.com>
4127 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
4128 support of this feature. Do not assume that a sufficiently new
4129 assembler will support the feature regardless of the target type.
4130 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
4131 * configure: Regenerate.
4133 2008-08-20 Richard Guenther <rguenther@suse.de>
4135 * tree-vrp.c (found_in_subgraph): Remove.
4136 (live): New global static.
4137 (live_on_edge): New function.
4138 (blocks_visited): Remove.
4139 (register_edge_assert_for_2): Use live_on_edge.
4140 (find_conditional_asserts): Remove code dealing with
4141 found_in_subgraph. Do not walk the CFG.
4142 (find_switch_asserts): Likewise.
4143 (find_assert_locations_1): Renamed from find_assert_locations.
4144 Move finding assert locations for conditional and switch
4145 statements first. Update live bitmap. Do not walk the CFG.
4146 (find_assert_locations): New function.
4147 (insert_range_assertions): Remove entry of CFG walk.
4148 Adjust call to find_assert_locations.
4149 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
4150 that only can appear because of fake exit edges but assert we
4151 never try to insert on those.
4152 (fini_pre): Do not remove fake exit edges here...
4153 (execute_pre): ...but here, before committing edge inserts.
4155 2008-08-19 Richard Guenther <rguenther@suse.de>
4157 * passes.c (init_optimization_passes): Exchange store-ccp
4160 2008-08-19 Rafael Espíndola <espindola@google.com>
4162 * varasm.c (weak_decls): Move earlier in the file.
4163 (assemble_external): Add weak decls to the weak_decls list.
4164 (declare_weak): Don't add decls to the weak_decls list.
4166 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
4169 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
4170 before (sse2_shufpd_<mode>).
4172 2008-08-19 Jakub Jelinek <jakub@redhat.com>
4175 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
4176 * tree.c (block_nonartificial_location): Likewise.
4178 2008-08-19 Richard Guenther <rguenther@suse.de>
4180 PR tree-optimization/35972
4181 PR tree-optimization/23094
4182 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
4184 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
4185 handle MISALIGNED_INDIRECT_REF.
4186 (get_ref_from_reference_ops): New helper.
4187 (vn_reference_lookup_pieces): Walk the use-def chain using the
4188 alias-oracle if requested.
4189 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
4190 walking the use-def chain.
4191 (compute_avail): But not here.
4192 (create_component_ref_by_pieces_1): Properly handle
4193 MISALIGNED_INDIRECT_REF.
4194 (do_regular_insertion): Handle fully redundant
4195 expressions after PHI-translation also for SSA_NAME values, not
4196 only constants. Correctly use edoubleprime for that.
4198 2008-08-19 Ira Rosen <irar@il.ibm.com>
4200 * tree-vectorizer.c (supportable_widening_operation): Support
4201 multi-step conversion, return the number of steps in such conversion
4202 and the required intermediate types.
4203 (supportable_narrowing_operation): Likewise.
4204 * tree-vectorizer.h (vect_pow2): New function.
4205 (supportable_widening_operation): Change argument types.
4206 (supportable_narrowing_operation): Likewise.
4207 (vectorizable_type_promotion): Add an argument.
4208 (vectorizable_type_demotion): Likewise.
4209 * tree-vect-analyze.c (vect_analyze_operations): Call
4210 vectorizable_type_promotion and vectorizable_type_demotion with
4211 additional argument.
4212 (vect_get_and_check_slp_defs): Detect patterns.
4213 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
4215 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
4216 vect_build_slp_tree with correct arguments. Calculate unrolling factor
4217 according to the smallest type in the loop.
4218 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
4219 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
4220 supportable_widening_operation with correct arguments.
4221 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
4222 operands lists according to the number of vector statements in left
4223 or right node, if exists.
4224 (vect_gen_widened_results_half): Remove unused argument.
4225 (vectorizable_conversion): Call supportable_widening_operation,
4226 supportable_narrowing_operation, and vect_gen_widened_results_half
4227 with correct arguments.
4228 (vectorizable_assignment): Change documentation, support multiple
4230 (vectorizable_operation): Likewise.
4231 (vect_get_loop_based_defs): New function.
4232 (vect_create_vectorized_demotion_stmts): Likewise.
4233 (vectorizable_type_demotion): Support loop-aware SLP and general
4234 multi-step conversion. Call vect_get_loop_based_defs and
4235 vect_create_vectorized_demotion_stmts for transformation.
4236 (vect_create_vectorized_promotion_stmts): New function.
4237 (vectorizable_type_promotion): Support loop-aware SLP and general
4238 multi-step conversion. Call vect_create_vectorized_promotion_stmts
4240 (vectorizable_store): Change documentation, support multiple
4242 (vectorizable_load): Likewise.
4243 (vect_transform_stmt): Pass SLP_NODE to
4244 vectorizable_type_promotion and vectorizable_type_demotion.
4245 (vect_schedule_slp_instance): Move here the calculation of number
4246 of vectorized statements for each node from...
4247 (vect_schedule_slp): ... here.
4248 (vect_transform_loop): Call vect_schedule_slp without the last
4251 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
4254 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
4255 to == in assert statement.
4256 (vectorizable_reduction): Fix typo.
4258 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4261 * value-prof.c (check_counter): Dereference pointer to overall
4262 count when printing it.
4264 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4266 * profile.h: Really add it.
4268 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4270 * mcf.c: Really add it.
4272 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
4273 Vinodha Ramasamy <vinodha@google.com>
4275 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
4277 * value-prof.c (check_counter): Fix the counter if
4278 flag_profile_correction is true.
4279 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4280 tree_mod_subtract_transform):
4281 Follow check_counter parameter change.
4282 * common.opt (fprofile-correction): New option.
4284 * profile.h: Likewise.
4285 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
4286 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
4287 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
4289 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
4290 flag_profile_correction is set.
4292 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
4294 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
4296 2008-08-18 Tomas Bily <tbily@suse.cz>
4298 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
4299 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
4301 * tree-data-ref.c (split_constant_offset_1): Likewise.
4302 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
4303 * tree-sra.c (sra_walk_expr): Likewise.
4304 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
4305 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4306 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
4307 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
4309 * gimple.c (gimple_assign_unary_nop_p): Likewise.
4310 * tree-vect-transform.c (vectorizable_type_demotion)
4311 (vectorizable_type_promotion): Likewise.
4312 * tree-inline.c (expand_call_inline):
4313 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4314 (forward_propagate_addr_expr_1, forward_propagate_comparison)
4315 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4316 * expr.c (expand_expr_real_1): Likewise.
4317 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
4318 (gimple_assign_unary_useless_conversion_p): Likewise.
4319 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4320 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
4321 * fold-const.c (fold_unary): Likewise.
4322 * tree.h (CONVERT_EXPR_P): Likewise.
4323 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
4324 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4326 (register_edge_assert_for_2, extract_range_from_unary_expr)
4327 (register_edge_assert_for_1): Likewise.
4329 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4331 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
4332 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
4333 (enum real_value_const): Delete.
4334 (get_real_const): Delete.
4335 * real.c (get_real_const): Delete.
4336 (dconst_e_ptr): Define.
4337 (dconst_third_ptr): Define.
4338 (dconst_sqrt2_ptr): Define.
4339 * builtins.c: Update all callers.
4341 2008-08-18 Richard Guenther <rguenther@suse.de>
4343 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
4344 statement iterator after statement removal.
4346 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
4348 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
4349 (detect_processor_freebsd): Likewise.
4350 (host_detect_local_cpu): Call newly added functions for FreeBSD.
4352 2008-08-18 Richard Guenther <rguenther@suse.de>
4354 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
4355 and loads have the correct types.
4357 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4360 * c-opts.c (cpp_opts): Remove static.
4361 * c-parser.c (cpp_opts): Declare it extern.
4362 (disable_extension_diagnostics): Handle cpp options.
4363 (enable_extension_diagnostics): Likewise.
4365 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4367 * diagnostics.c (permerror_at): Rename as permerror.
4368 (permerror): Delete.
4369 * toplev.h: Likewise.
4371 2008-08-18 Richard Guenther <rguenther@suse.de>
4373 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
4374 sdse1 and addressables2 passes. Replace dce1 with cddce1.
4375 Move call_cdce before build_alias. Move copyrename2,
4376 cunrolli and ccp2 beafore build_alias. Re-add addressable2
4377 right after final inlining.
4378 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
4379 (pass_build_cfg): But instead via TODO_dump_func.
4381 2008-08-18 Richard Guenther <rguenther@suse.de>
4383 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
4385 (scalarize_init): If we failed to generate some initializers
4386 do not generate zeros for not instantiated members. Instead
4387 rely on the copy out.
4388 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
4389 about missing flow-sensitive alias info only if we have
4392 2008-08-17 Nick Clifton <nickc@redhat.com>
4394 * doc/extend.texi (Function Attributes): Fix typo in description
4395 if hot function attribute.
4397 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
4398 Richard Sandiford <rdsandiford@googlemail.com>
4400 * doc/install.texi (--with-mips-plt): Document.
4401 * doc/invoke.texi (-mplt, -mno-plt): Document.
4402 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
4403 and handle ${with_mips_plt}.
4404 * config/mips/mips.opt (mplt): New option.
4405 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
4406 (TARGET_ABICALLS_PIC2): Likewise.
4407 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
4408 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
4409 (ASM_SPEC): Use !mabi=* instead of !mabi*.
4410 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
4411 to decide whether to output ".option picX" directives.
4412 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
4413 Pass -call_nonpic rather than -KPIC for -mplt.
4414 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
4415 on the command line. Also remove it when -mabi=64 is used without
4417 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
4418 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
4419 TARGET_ABICALLS_PIC0.
4420 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
4422 (mips16_build_function_stub): Only output ".option pic" directives
4423 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
4424 (mips16_build_call_stub): Fix comment and remove redundant
4425 ".set at"/"set .noat" directives.
4426 (mips_function_rodata_section): Use the default behaviour for
4427 TARGET_ABSOLUTE_ABICALLS.
4428 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
4429 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
4430 (mips_restore_gp): Do nothing if the current function doesn't use
4432 (mips_expand_prologue): Only save $gp if the current function uses it.
4433 Use a normal move for TARGET_ABICALLS_PIC0.
4434 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
4436 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
4438 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
4439 of function when handling GLOBAL_POINTER_REGNUM.
4441 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
4444 * common.opt (-fstack-check): Do not declare the variable here.
4445 (-fstack-check=): New option variant.
4446 * doc/invoke.texi (Code Gen Options): Document it.
4447 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
4448 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
4449 (STACK_CHECK_STATIC_BUILTIN): New macro.
4450 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
4451 * opts.c: Include expr.h.
4452 (common_handle_option) <OPT_fold_stack_check_>: New case.
4453 <OPT_fstack_check>: Likewise.
4454 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
4455 consistently in the test for variable-sized types. Adjust for
4456 new behaviour of flag_stack_check.
4457 * explow.c: Include except.h.
4458 (allocate_dynamic_stack_space): Do not take into account
4459 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
4460 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
4461 for variable-sized parameters. Treat all parameters whose size is
4462 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
4463 stack checking is enabled.
4464 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
4465 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
4466 if generic stack checking is enabled.
4467 (expand_function_end): Adjust for new behaviour of flag_stack_check.
4468 * reload1.c (reload): Likewise.
4469 * stmt.c (expand_decl): Assert that all automatic variables have
4470 fixed size at this point and remove dead code.
4471 * flags.h (stack_check_type): New enumeration type.
4472 (flag_stack_check): Declare.
4473 * toplev.c (flag_stack_check): New global variable.
4474 * Makefile.in (opts.o): Add dependency on EXPR_H.
4475 (explow.o): Add dependency on except.h.
4477 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
4479 * config/avr/avr.c (avr_override_options): Reduce value of
4480 PARAM_INLINE_CALL_COST.
4482 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
4484 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
4485 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
4486 lieu of TYPE_MODE (type) throughout.
4488 2008-08-15 Joseph Myers <joseph@codesourcery.com>
4490 * config/arm/arm.c (add_minipool_backward_ref): Check for
4491 8-byte-aligned entries in second case of forcing insertion after a
4492 particular entry. Change third case to avoid inserting
4493 non-8-byte-aligned entries before 8-byte-aligned ones.
4495 2008-08-15 Richard Guenther <rguenther@suse.de>
4497 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4498 strip components for unknown size accesses.
4500 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4502 * config/s390/2097.md New file.
4503 * config/s390/s390.md ("z10prop" attribute): Define none,
4504 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4505 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4506 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4507 possible values and apply them to insns as appropriate.
4508 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4509 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4510 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4511 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
4513 ("bfp" mode attribute): Removed. Every occurence replaced
4515 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4516 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4519 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4522 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4525 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4527 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4528 additional argument. Support reduction when duplication is needed due
4529 to data-types of different sizes in the loop.
4530 (get_initial_def_for_induction): Fix printout.
4531 (vect_get_vec_def_for_stmt_copy): Support case where the
4532 vec_stmt_for_operand is a phi node.
4533 (vectorizable_reduction): Support reduction when duplication is needed
4534 due to data-types of different sizes in the loop.
4535 (vectorizable_call): Remove restriction to not vectorize in case we
4536 have data-types of different sizes in the loop.
4537 (vectorizable_conversion): Likewise.
4538 (vectorizable_operation): Likewise.
4539 (vectorizable_type_demotion): Likewise.
4540 (vectorizable_type_promotion): Likewise.
4541 (vectorizable_induction): Add restriction to not vectorize in case
4542 we have data-types of different sizes in the loop.
4544 2008-08-14 Christophe Saout <christophe@saout.de>
4545 Uros Bizjak <ubizjak@gmail.com>
4548 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4549 (*vec_concatv2di_rex64_sse4_1): Ditto.
4550 (*vec_concatv2di_rex64_sse): Ditto.
4552 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4555 * fold-const.c (fold_widened_comparison): Do not allow
4556 sign changes that change the result even if shorter type
4557 is wider than arg1_unw's type.
4559 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4561 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4562 Skip if the multilib testing specifies -march that does not
4563 agree with the one specified in the testcase.
4565 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4567 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4568 zero extend SImode values being converted to TFmode before passing
4571 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4573 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4574 __PPU__ when targeting the Cell/B.E. PPU processor.
4576 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4578 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4579 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4580 Rematerialize the static chain, if any.
4581 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4584 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4586 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4587 (new_loc_descr): Likewise.
4588 (add_loc_descr): Likewise.
4589 (size_of_loc_descr): Likewise.
4590 (size_of_locs): Likewise.
4591 (output_loc_operands): Likewise.
4592 (output_loc_sequence): Likewise.
4593 (new_reg_loc_descr): New.
4594 (build_cfa_loc): Use it.
4595 (build_cfa_aligned_loc): Likewise.
4596 (one_reg_loc_descriptor): Likewise.
4597 (based_loc_descr): Likewise.
4599 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4602 * doc/invoke.texi (Wmain): Update.
4603 * c-decl.c (start_decl): warn_main is only 0 or 1.
4604 (start_function): Likewise. Fix formatting.
4605 (finish_function): Delete redundant warning.
4606 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4607 * c-opts (c_common_handle_option): -Wall only has effect if
4608 warn_main is uninitialized. OPT_Wmain is automatically
4609 handled. -pedantic also enables Wmain.
4610 (c_common_post_options): Handle all logic for Wmain here.
4611 * c-common.c (warn_main): Delete.
4612 (check_main_parameter_types): Make pedwarns conditional on
4614 * c-common.h (warn_main): Delete.
4616 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4619 * expr.c (emit_group_store): Allocate stack temp with the
4620 largest alignment when copying from register to stack.
4622 2008-08-13 Richard Guenther <rguenther@suse.de>
4624 * tree.h (maybe_fold_offset_to_address): Declare.
4625 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4626 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4627 Likewise for POINTER_PLUS_EXPR.
4628 (maybe_fold_offset_to_reference): Enable disabled code.
4629 (maybe_fold_offset_to_address): New function.
4630 (fold_stmt_r): Use it.
4631 (fold_gimple_assign): Likewise.
4632 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4633 (gimplify_expr): Likewise.
4635 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4637 * toplev.h (pedwarn_at): Fix declaration.
4639 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4641 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4642 LINK_SPEC): Use %R in -Y P argument.
4644 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4647 * diagnostic.c (pedwarn_at): New.
4648 * toplev.h (pedwarn_at): Declare.
4649 * c-tree.h (build_enumerator): Update declaration.
4650 * c-decl.c (finish_enum): Update comment.
4651 (build_enumerator): Take a location parameter. Give a pedwarn but do
4652 not perform any conversion.
4653 * c-parser.c (c_parser_enum_specifier): Set correct location for
4656 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4659 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4660 expressions except for conversions to signed:1 bitfields. Handle
4661 COND_EXPR with constant operands.
4663 2008-08-13 Richard Guenther <rguenther@suse.de>
4665 PR tree-optimization/15255
4666 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4667 (struct oecount_s): New struct and VEC types.
4669 (oecount_hash): New function.
4670 (oecount_eq): Likewise.
4671 (oecount_cmp): Likewise.
4672 (zero_one_operation): New function.
4673 (build_and_add_sum): Likewise.
4674 (undistribute_ops_list): Perform un-distribution of multiplication
4675 and division on the chain of summands.
4676 (should_break_up_subtract): Also break up subtracts for factors.
4677 (reassociate_bb): Delete dead visited statements.
4678 Call undistribute_ops_list. Re-sort and optimize if it did something.
4679 * passes.c (init_optimization_passes): Move DSE before
4681 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4684 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4686 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4688 * doc/invoke.texi: Revert unintended checkin.
4690 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4693 * gcc.c (include_spec_function): Tweak call to find_a_file.
4695 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4698 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4699 and TRUTH_ORIF_EXPR.
4700 * dojump.c (do_jump): Likewise.
4702 PR tree-optimization/37084
4703 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4704 if id->regimplify, don't assume stmt is a cast assignment.
4706 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4708 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4710 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4713 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4716 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4718 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4719 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4721 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4722 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4723 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4724 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4725 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4727 * doc/tm.texi (Storage Layout): Remove documentation for
4728 TARGET_FLOAT_FORMAT.
4730 * simplify-rtx.c (simplify_binary_operation_1): Replace
4731 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4733 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4735 * real.h (struct real_format): New member has_sign_dependent_rounding.
4736 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4737 spu_single_format, ieee_double_format, mips_double_format,
4738 motorola_double_format, ieee_extended_motorola_format,
4739 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4740 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4741 mips_extended_format, ieee_quad_format, mips_quad_format,
4742 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4743 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4745 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4746 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4747 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4748 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4749 (ROUND_TOWARDS_ZERO): Likewise.
4751 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4752 (FLOAT_MODE_FORMAT): New macro.
4753 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4754 (MODE_COMPOSITE_P): ... this new macro.
4755 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4756 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4757 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4759 * flags.h: Include "real.h".
4761 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4762 REAL_MODE_FORMAT_COMPOSITE_P.
4763 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4765 * doc/tm.texi (Storage Layout): Remove documentation of
4766 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4767 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4768 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4769 they only apply to libgcc2.a.
4771 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4773 * config/spu/float_disf.c: New file.
4774 * config/spu/float_unsdisf.c: New file.
4775 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4776 (LIB2FUNCS_EXCLUDE): Define.
4778 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4779 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4781 * real.h (struct real_format): New member round_towards_zero.
4782 * real.c (round_for_format): Respect fmt->round_towards_zero.
4783 (ieee_single_format, mips_single_format, motorola_single_format,
4784 spu_single_format, ieee_double_format, mips_double_format,
4785 motorola_double_format, ieee_extended_motorola_format,
4786 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4787 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4788 mips_extended_format, ieee_quad_format, mips_quad_format,
4789 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4790 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4792 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4793 real_format to choose rounding mode when calling MPFR functions.
4794 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4795 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4797 * real.h (real_to_decimal_for_mode): Add prototype.
4798 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4799 Respect target rounding mode when generating decimal representation.
4800 (real_to_decimal): New stub for backwards compatibility.
4801 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4802 real_to_decimal_for_mode instead of real_to_decimal.
4804 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4806 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4807 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4809 * real.c (spu_single_format): New variable.
4810 * real.h (spu_single_format): Declare.
4812 * config/spu/spu.c (spu_override_options): Install SFmode format.
4813 (spu_split_immediate): Use integer mode to operate on pieces of
4814 floating-point values in all cases.
4816 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4817 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4818 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4820 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4822 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4824 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4826 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4828 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4831 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4832 on the VAR_DECL instead of TYPE_READONLY on its type.
4834 2008-08-12 Ira Rosen <irar@il.ibm.com>
4836 * tree-vectorizer.c: Depend on langhooks.h.
4837 (supportable_widening_operation): Add two arguments. Support double
4839 (supportable_narrowing_operation): Likewise.
4840 * tree-vectorizer.h (supportable_widening_operation): Add two
4842 (supportable_narrowing_operation): Likewise.
4843 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4844 supportable_widening_operation with correct arguments.
4845 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4846 (vectorizable_type_demotion): Support double type conversions.
4847 (vectorizable_type_promotion): Likewise.
4848 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4850 2008-08-11 Michael Matz <matz@suse.de>
4852 * i386/i386.c (override_options): Move initialisation from
4853 flag_schedule_insns_after_reload to here from ...
4854 (optimization_options): ... here.
4856 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4858 PR rtl-optimization/36998
4859 * dwarf2out.c (compute_barrier_args_size_1,
4860 compute_barrier_args_size): Temporarily remove assertions.
4862 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4865 * tree-ssa.c (struct walk_data): Add new flag
4866 warn_possibly_uninitialized.
4867 (warn_uninitialized_var): Use it.
4868 (warn_uninitialized_vars): New.
4869 (execute_early_warn_uninitialized): Call it.
4870 (execute_late_warn_uninitialized): Likewise.
4872 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4875 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4878 2008-08-09 Jan Hubicka <jh@suse.cz>
4881 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4883 (expand_fix): Be prepared for expansion to fail.
4884 (expand_sfix_optab): Remove instructions if expansion failed.
4886 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4888 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4890 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4891 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4893 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4895 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4896 mips/t-libgcc-mips16 to tmake_file.
4897 * config/mips/mips-protos.h (mips_call_type): New enum.
4898 (mips_pic_base_register, mips_got_load): Declare.
4899 (mips_restore_gp): Take an rtx argument.
4900 (mips_use_pic_fn_addr_reg_p): Declare.
4901 (mips_expand_call): Replace the sibcall_p argument with
4902 a mips_call_type argument. Add a lazy_p parameter.
4903 (mips_split_call): Declare.
4904 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4905 (MIPS16_PIC_TEMP): Likewise.
4906 (reg_class): Delete M16_NA_REGS.
4907 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4908 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4909 (mips_split_hi_p): Declare.
4910 * config/mips/mips.c (mips_split_hi_p): New array.
4911 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4912 (mips_got_symbol_type_p): New function.
4913 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4914 (mips16_stub_function_p): New function.
4915 (mips16_local_function_p): Likewise.
4916 (mips_use_pic_fn_addr_reg_p): Likewise.
4917 (mips_cannot_force_const_mem): Return false for HIGHs.
4918 Extend CONST_INT and symbolic handling to MIPS16, using
4919 mips_symbol_insns to check that the base symbol type is a
4920 legitimate constant. Reject GOT-based constants if
4921 TARGET_MIPS16_PCREL_LOADS.
4922 (mips_const_insns): Check targetm.cannot_force_const_mem when
4923 decomposing a symbolic base and a large offset.
4924 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4925 When calling a function that needs $25 from MIPS16 code,
4926 move the target address into $25 separately and add a USE
4928 (mips16_gp_pseudo_reg): Insert the initializer immediately
4929 before the first real insn.
4930 (mips_pic_base_register, mips_got_load): New functions.
4931 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4932 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4933 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4934 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4935 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4936 also passing NULL_RTX rather than const0_rtx as the aux argument.
4937 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4938 instead of TARGET_EXPLICIT_RELOCS.
4939 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4940 (mips_load_call_address): Replace the sibcall_p argument with
4941 a mips_call_type argument. Use mips_got_load.
4942 (mips16_local_alias): New structure.
4943 (mips16_local_aliases): New variable.
4944 (mips16_local_aliases_hash): New function.
4945 (mips16_local_aliases_eq): Likewise.
4946 (mips16_local_alias): Likewise.
4947 (mips16_stub_function): Likewise.
4948 (mips16_build_function_stub): Create a local alias for the target
4949 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4950 .cpload directive and an R_MIPS_NONE relocation for the target
4951 function, then load the alias rather than the function itself.
4952 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4953 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4954 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4955 (mips16_build_call_stub): Replace the FN parameter with an
4956 FN_PTR parameter. Force the address into a register if it
4957 isn't a call_insn_operand; don't rely on the caller to do this.
4958 If a call to a locally-defined and locally-binding MIPS16
4959 function must be made indirectly, redirect the call to the
4960 function's local alias. Use mips16_stub_function_p,
4961 mips16_stub_function, mips_expand_call and use_reg.
4962 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4963 Use explicit %hi and %lo accesses where possible.
4964 Use MIPS_CALL to generate the correct code form of a
4965 jal instruction. Add clobbers of $18 instead of uses.
4966 Update the call to mips_emit_call_insn.
4967 (mips_expand_call): Replace the SIBCALL_P argument with a
4968 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4969 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4970 allowing it to modify the call address. Update the calls to
4971 mips_load_call_address and mips_emit_call_insn.
4972 (mips_split_call): New function.
4973 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4974 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4975 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4976 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4977 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4979 (mips_cprestore_slot): New function.
4980 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4981 and use mips_cprestore_slot.
4982 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4984 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4985 then use a copygp_mips16 instruction to set up $28.
4986 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4987 (mips16_lay_out_constants): Call split_all_insns_noflow.
4988 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4989 false if TARGET_MIPS16.
4990 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4991 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4992 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4993 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4994 MIPS16 code. Allow MIPS16 o32 PIC.
4995 (mips_override_options): Allow MIPS16 o32 PIC.
4996 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4997 after reload if TARGET_USE_GOT.
4998 (UNSPEC_COPYGP): New constant.
4999 (length): Use a default length of 8 for MIPS16 GOT loads.
5000 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
5001 (*got_page<mode>): Check mips_split_hi_p.
5002 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
5003 (unspec_got<mode>, unspec_call<mode>): New expanders.
5004 (load_got<mode>, load_call<mode>): Remove the length attributes.
5005 Use a got attribute instead of a type attribute.
5006 (copygp_mips16): New insn.
5007 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
5008 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
5009 (sibcall, sibcall_value, call, call_value): Update the calls
5010 to mips_expand_call.
5011 (call_internal, call_value_internal): Use mips_split_call.
5012 (call_value_multiple_internal): Likewise.
5013 (call_split): Move after call_internal (the insn it is split from).
5014 (call_internal_direct, call_value_internal_direct): Turn into
5015 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
5016 (call_direct_split, call_value_direct_split): New patterns.
5017 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
5018 and use M16_REGS instead of M16_NA_REGS.
5019 * config/mips/predicates.md (const_call_insn_operand): Replace
5020 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
5021 mips_use_pic_fn_addr_reg_p check.
5022 (move_operand): Reject HIGHs if mips_split_hi_p.
5023 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
5024 (__mips16_floatunsisf): Inline __mips16_floatsisf.
5025 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
5026 * config/mips/libgcc-mips16.ver: New file.
5027 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
5028 $(srcdir)/config/mips/libgcc-mips16.ver.
5030 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5032 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
5033 (mips_unspec_address, mips_unspec_offset_high): Likewise.
5034 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
5035 (mips16_cfun_returns_in_fpr_p): Likewise.
5037 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5039 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
5040 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
5041 rather than 4 to PC.
5043 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5045 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
5046 (FUNCTION_PROFILER): Save the static chain pointer into $2
5047 beforehand and restore it aftewards.
5048 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
5049 address directly into $25 and call the function through $25;
5050 do not clobber $3. Pad the DImode version to cover the space
5051 left by the deleted $25 <- $3 move.
5052 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
5053 the removal of the $25 <- $3 move.
5054 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
5055 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5057 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5058 Daniel Jacobowitz <dan@codesourcery.com>
5060 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
5061 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
5062 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
5063 * config/mips/mips.c (mips_start_function_definition): New function.
5064 (mips_end_function_definition): Likewise.
5065 (mips_output_function_prologue): Use mips_start_function_definition.
5066 (mips_output_function_epilogue): Use mips_end_function_definition.
5067 (build_mips16_function_stub): Use mips_start_function_definition
5068 and mips_end_function_definition.
5069 (build_mips16_call_stub): Likewise.
5071 2008-08-09 Richard Guenther <rguenther@suse.de>
5073 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
5074 * gimple.h (gimple_call_fn): Adjust comment.
5075 (gimple_call_set_fndecl): New function.
5076 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
5077 longer having bare FUNCTION_DECL operand.
5078 (gimple_call_return_type): Likewise.
5079 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
5081 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
5082 (gimple_mod_pow2): Likewise.
5083 (gimple_mod_subtract): Likewise.
5084 (gimple_ic): Likewise.
5085 (gimple_stringop_fixed_value): Likewise.
5086 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
5087 longer having bare FUNCTION_DECL operand.
5088 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
5089 * omp-low.c (optimize_omp_library_calls): Likewise.
5090 * cgraphunit.c (update_call_expr): Likewise.
5091 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
5092 (execute_convert_to_rsqrt): Likewise.
5093 * cfgexpand.c (gimple_to_tree): Simplify.
5094 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
5095 bare FUNCTION_DECL operand.
5096 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
5097 (convert_gimple_call): Use gimple_call_fndecl.
5098 * c-common.c (c_warn_unused_result): Likewise.
5100 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5103 * c-typeck.c (digest_init): Call verify_sequence_points from here.
5104 (c_finish_return): Likewise.
5105 (c_start_case): Likewise.
5106 * c-common.c (warn_for_collisions_1): Use explicit location in
5108 * c-parser.c (c_parser_condition): New. Call
5109 verify_sequence_points.
5110 (c_parser_paren_condition): Call c_parser_condition.
5111 (c_parser_for_statement): Call c_parser_condition.
5113 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5116 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
5117 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
5118 Moved from diagnostic.h
5119 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
5121 (emit_diagnostic): New.
5122 (warning0, pedwarn0): Delete.
5123 (warning, warning_at, pedwarn, permerror): Return bool.
5124 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
5125 Moved to diagnostic.c.
5126 (struct diagnostic_context): Use correct type for
5127 classify_diagnostic.
5128 (diagnostic_report_diagnostic): Update declaration.
5129 (emit_diagnostic): Declare.
5130 * errors.c (warning): Return bool.
5131 * errors.h (warning): Update declaration.
5132 * toplev.h (warning0, pedwarn0): Delete.
5133 (warning, warning_at, pedwarn, permerror): Return bool.
5134 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
5135 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
5136 inform. Update all calls.
5137 (diagnose_mismatched_decls): Check return value of warning/pedwarn
5138 before giving informative note.
5139 (implicit_decl_warning): Likewise.
5140 * c-typeck.c (build_function_call): Likewise.
5141 * tree-sssa.c (warn_uninit): Likewise.
5142 * builtins.c (gimplify_va_arg_expr): Likewise.
5144 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5147 * doc/invoke.texi (-Wextra): Move warning from here...
5148 (-Wuninitialized): ... to here.
5150 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5153 * flags.h (set_Wunused): Delete
5154 * toplev.c (process_options): Handle Wunused flags here.
5155 * opts.c (maybe_warn_unused_parameter): Delete.
5156 (common_handle_option): Replace set_Wunused by warn_unused.
5157 (set_Wextra): Do not handle Wunused-parameter here.
5158 (set_Wunused): Delete.
5159 * c-opts.c (c_common_handle_option): Replace set_Wunused by
5161 * common.opt (Wunused): Add Var and Init.
5162 (Wunused-function): Likewise.
5163 (Wunused-label): Likewise.
5164 (Wunused-parameter): Likewise.
5165 (Wunused-value): Likewise.
5166 (Wunused-variable): Likewise.
5168 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
5170 * doc/invoke.texi: Add cpu_type power7.
5171 * config.in (HAVE_AS_VSX): New.
5172 * config.gcc: Add cpu_type power7.
5173 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
5175 * configure: Regenerate.
5176 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
5178 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
5179 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
5180 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
5182 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
5184 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
5185 type to vectorize.builtin_conversion.
5186 (vectorizable_conversion): Likewise.
5187 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
5188 integral type as input.
5189 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
5191 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
5192 and ALTIVEC_BUILTIN_VCTSXS.
5193 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
5196 2008-08-08 Richard Guenther <rguenther@suse.de>
5198 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
5199 (surely_varying_stmt_p): Calls are varying only if they are
5200 non-builtin and not indirect or have no result.
5201 (ccp_fold): Re-instantiate code before the tuples merge.
5203 2008-08-08 Richard Guenther <rguenther@suse.de>
5205 PR tree-optimization/37056
5206 * gimple.h (gimple_assign_rhs_class): New helper function.
5207 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
5208 unary operations properly.
5210 2008-08-07 Jan Hubicka <jh@suse.cz>
5212 * i386.h (ix86_size_cost): Declare.
5213 (ix86_cur_cost): New function macro.
5214 * i386.md (peepholes expanding size and splitters): Predicate by
5215 optimize_insn_for_speed_p.
5216 (peepholes reduce size and splitters): Predicate by
5217 optimize_insn_for_size_p.
5218 * i386.c (ix86_size_cost): Rename from ...
5219 (size_cost): This one.
5220 (override_options): Update.
5221 (decide_alg): Likewise.
5222 (ix86_expand_clear): Use RTL profile.
5223 (ix86_pad_returns): Use RTL profile.
5225 2008-08-07 Jan Hubicka <jh@suse.cz>
5227 * recog.c (split_all_insns): Set RTL profile
5228 (peephole2_optimize): Likewise.
5229 * function.c (thread_prologue_and_epilogue_insns): Likewise.
5230 * combine.c (combine_instructions): Likewise.
5232 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5234 * c-common.c (c_common_reswords): Also warn about keyword "bool".
5236 2008-08-07 Bob Wilson <bob.wilson@acm.org>
5238 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
5239 value in a6 after the set_frame_ptr insn.
5241 2008-08-07 Richard Henderson <rth@redhat.com>
5244 * gcc.c (cpp_options): Pass along -g*.
5246 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5248 * config/arm/arm.c (output_move_neon): Update comment describing
5249 big-endian vector layout.
5250 (arm_assemble_integer): Do not handle big-endian NEON vectors
5252 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
5253 neon_vget_lane<mode>_sext_internal,
5254 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
5255 element indices for big-endian.
5257 2008-08-07 Richard Henderson <rth@redhat.com>
5259 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
5260 * configure, config.in: Rebuild.
5261 * debug.h (dwarf2out_do_cfi_asm): Declare.
5262 * c-cppbuiltin.c (c_cpp_builtins): Use it.
5263 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
5264 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
5265 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
5267 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5269 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5270 movv2si_internal): Combine into mov<mode>_internal.
5271 (movv2si_internal_2): Remove.
5273 2008-08-07 Jan Hubicka <jh@suse.cz>
5276 * i386.md (single stringop patterns): Enable unconditionally.
5278 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
5281 * config/i386/emmintrin.h (_mm_move_epi64): Use
5282 __builtin_ia32_movq128.
5284 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
5285 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
5287 * config/i386/sse.md (sse2_movq128): New.
5289 * doc/extend.texi: Document __builtin_ia32_movq128.
5291 2008-08-07 Richard Guenther <rguenther@suse.de>
5294 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
5295 pointers can access anything.
5297 2008-08-06 Jan Hubicka <jh@suse.cz>
5299 * optabs.c (emit_unop_insn): Break out to ...
5300 (maybe_emit_unop_insn): ... this one.
5301 (expand_sfix_optab): Use maybe variant.
5302 * optabs.h (maybe_emit_unop_insn): Declare.
5304 * i386.md (mov0 patterns): Enable by default.
5305 (FP conversion expanders): Disable expansion of code expanding
5306 sequences when instruction should be optimized for size.
5307 (single strinop patterns): Enable when optimizing for size.
5308 (string expanders): Disable expanding of code expanding sequences
5309 when optimizning instruction for size.
5310 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
5312 (ix86_fp_comparison_sahf_cost): Likewise.
5313 (ix86_expand_branch): Likewise.
5314 (ix86_expand_ashl_const): Likewise.
5315 (ix86_split_ashl): Likewise.
5316 (ix86_expand_strlen): Likewise.
5317 (ix86_emit_fp_unordered_jump): Likewie.
5319 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5321 * c-common.c: Fix typo.
5322 (c_common_reswords): Activate more C++ keyword warnings.
5324 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
5326 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5329 * diagnostic.c (permerror_at): New.
5330 * toplev.h (permerror_at): Declare.
5332 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
5333 Ira Rosen <irar@il.ibm.com>
5335 * tree-vect-transform.c (vect_model_simple_cost): Return
5336 immediately if stmt is pure SLP.
5337 (vect_model_store_cost): Ditto.
5338 (vect_model_load_cost): Ditto.
5339 (vectorizable_store): Remove PURE_SLP check before call
5340 to vect_model_store_cost.
5341 (vect_model_store_cost): When checking whether stmt describe
5342 strided access, add a check that it is not slp_node.
5344 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5347 * c-common.c (warn_for_sign_compare): New. Handle separately the
5348 case that 'constant' is zero.
5349 * c-typeck.c (build_binary_op): Move code to c-common.c
5351 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5353 * config/alpha/alpha.c (alpha_preferred_reload_class,
5354 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
5355 alpha_output_mi_thunk_osf): Avoid C++ keywords.
5356 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
5357 * config/arm/arm.md: Likewise.
5358 * config/avr/avr-protos.h (preferred_reload_class,
5359 test_hard_reg_class, avr_simplify_comparison_p,
5360 out_shift_with_cnt, class_max_nregs): Likewise.
5361 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
5362 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
5363 preferred_reload_class, test_hard_reg_class): Likewise.
5364 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
5365 bfin_memory_move_cost, bfin_secondary_reload,
5366 bfin_output_mi_thunk): Likewise.
5367 * config/crx/crx.c (crx_secondary_reload_class,
5368 crx_memory_move_cost): Likewise.
5369 * config/frv/frv-protos.h (frv_secondary_reload_class,
5370 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
5371 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
5372 frv_secondary_reload_class, frv_class_likely_spilled_p,
5373 frv_class_max_nregs): Likewise.
5374 * config/h8300/h8300.c (h8300_classify_operand,
5375 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
5377 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
5378 * config/ia64/ia64.c (ia64_preferred_reload_class,
5379 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
5380 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
5381 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
5383 * config/m68hc11/m68hc11.c (preferred_reload_class,
5384 m68hc11_memory_move_cost): Likewise.
5385 * config/mcore/mcore.c (mcore_secondary_reload_class,
5386 mcore_reload_class): Likewise.
5387 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
5388 mips_class_max_nregs, mips_cannot_change_mode_class,
5389 mips_preferred_reload_class, mips_secondary_reload_class,
5390 mips_output_mi_thunk): Likewise.
5391 * config/mmix/mmix.c (mmix_preferred_reload_class,
5392 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
5394 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5396 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
5397 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
5398 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5399 * config/rs6000/rs6000.c (paired_expand_vector_init,
5400 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
5401 compare_section_name, rs6000_memory_move_cost): Likewise.
5402 * config/s390/s390.c (s390_emit_compare_and_swap,
5403 s390_preferred_reload_class, s390_secondary_reload,
5404 legitimize_pic_address, legitimize_tls_address,
5405 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
5406 s390_class_max_nregs): Likewise.
5407 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5408 * config/s390/s390.md: Likewise.
5409 * config/score/score-protos.h (score_secondary_reload_class,
5410 score_preferred_reload_class): Likewise.
5411 * config/score/score.c (score_preferred_reload_class,
5412 score_secondary_reload_class): Likewise.
5413 * config/score/score3.c (score3_output_mi_thunk,
5414 score3_preferred_reload_class, score3_secondary_reload_class,
5415 score3_hard_regno_mode_ok): Likewise.
5416 * config/score/score3.h (score3_preferred_reload_class,
5417 score3_secondary_reload_class): Likewise.
5418 * config/score/score7.c (score7_output_mi_thunk,
5419 score7_preferred_reload_class, score7_secondary_reload_class,
5420 score7_hard_regno_mode_ok): Likewise.
5421 * config/score/score7.h (score7_preferred_reload_class,
5422 score7_secondary_reload_class): Likewise.
5423 * config/sh/sh.c (prepare_move_operands, output_far_jump,
5424 output_branchy_insn, add_constant, gen_block_redirect,
5425 sh_insn_length_adjustment, sh_cannot_change_mode_class,
5426 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
5428 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5429 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
5430 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
5431 xstormy16_preferred_reload_class): Likewise.
5432 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
5433 xtensa_expand_atomic, override_options,
5434 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
5436 * reorg.c (try_merge_delay_insns): Likewise.
5437 * tree.c (merge_dllimport_decl_attributes): Likewise.
5439 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
5441 2008-08-06 Michael Matz <matz@suse.de>
5443 * Makefile.in (write_entries_to_file): Quote words.
5444 * gengtype.c: (read_input_line): Skip over leading white-space.
5446 2008-08-06 Marc Gauthier <marc@tensilica.com>
5448 * config.gcc: Match more processor names for Xtensa.
5449 * configure.ac: Likewise.
5450 * doc/install.texi (Specific): Likewise.
5451 * configure: Regenerate.
5453 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5455 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
5456 * calls.c (avoid_likely_spilled_reg): Likewise.
5457 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
5458 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
5459 * config/i386/i386.c (ix86_expand_special_args_builtin,
5460 ix86_secondary_reload): Likewise.
5461 * except.c (struct eh_region, gen_eh_region_catch,
5462 remove_unreachable_regions, duplicate_eh_regions,
5463 assign_filter_values, build_post_landing_pads,
5464 sjlj_find_directly_reachable_regions, remove_eh_handler,
5465 reachable_next_level, foreach_reachable_handler,
5466 can_throw_internal_1, can_throw_external_1,
5467 collect_one_action_chain): Likewise.
5468 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
5469 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
5470 * function.c (update_temp_slot_address, instantiate_new_reg,
5471 instantiate_virtual_regs_in_rtx,
5472 instantiate_virtual_regs_in_insn): Likewise.
5473 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
5474 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
5475 gimplify_cleanup_point_expr): Likewise.
5476 * ipa-cp.c (ipcp_lattice_changed): Likewise.
5477 * passes.c (next_pass_1): Likewise.
5478 * print-tree.c (print_node_brief, print_node): Likewise.
5479 * profile.c (branch_prob): Likewise.
5480 * tree-dump.c (dump_register): Likewise.
5481 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
5483 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
5484 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
5485 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
5486 copy_arguments_for_versioning, copy_static_chain): Likewise.
5487 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
5488 add_new_name_mapping, register_new_name_mapping): Likewise.
5489 * tree-mudflap.c (mf_xform_derefs): Likewise.
5490 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
5491 get_init_expr, combine_chains): Likewise.
5492 * tree-pretty-print.c (dump_generic_node): Likewise.
5493 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
5494 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
5495 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
5496 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5498 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5501 * calls.c (expand_call): Use the biggest preferred stack
5504 2008-08-06 Michael Matz <matz@suse.de>
5507 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5508 for reused reload, instead of overwriting them.
5510 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5513 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5514 for incoming stack boundary.
5516 * function.c (assign_parm_find_entry_rtl): Update
5517 parm_stack_boundary.
5519 * function.h (rtl_data): Add parm_stack_boundary.
5521 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5522 parm_stack_boundary for incoming stack boundary.
5524 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5526 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5527 for unrepresentable subregs or treat them as equal to other regs
5528 or subregs with the same register number.
5530 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5533 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5536 2008-08-06 Jan Hubicka <jh@suse.cz>
5538 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5539 frequencies might be hot.
5541 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5543 * reload.c (find_reloads): Force constants into literal pool
5544 also if they are wrapped in a SUBREG.
5546 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5549 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5550 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5551 Don't allow predicated instructions for data speculation.
5552 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5555 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5557 * haifa-sched.c (extend_global): Split to extend_global_data and
5558 extend_region_data. Update all uses.
5559 (extend_all): Rename to extend_block_data.
5561 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5563 * sched-rgn.c (new_ready): Check if instruction can be
5564 speculatively scheduled before attempting speculation.
5565 (debug_rgn_dependencies): Remove wrongful assert.
5567 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5569 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5571 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5573 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5574 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5575 va_size, and type_size.
5577 2008-08-04 Jason Merrill <jason@redhat.com>
5580 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5581 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5583 2008-08-05 Richard Henderson <rth@redhat.com>
5585 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5586 * configure: Rebuild.
5588 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5591 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5592 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5595 2008-08-05 Richard Henderson <rth@redhat.com>
5597 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5598 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5599 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5600 * common.opt (fdwarf2-cfi-asm): New.
5601 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5602 * config.in, configure: Rebuild.
5603 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5604 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5605 (dw2_force_const_mem): Externalize.
5606 * dwarf2asm.h: Update.
5607 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5608 generate a real label.
5609 (output_cfi_directive): New.
5610 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5611 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5612 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5614 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5615 (output_loc_operands_raw, output_loc_sequence_raw): New.
5616 (output_cfa_loc_raw): New.
5618 2008-08-05 Paul Brook <paul@codesourcery.com>
5620 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5621 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5622 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5623 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5624 * config/arm/arm.h (TARGET_VFPD32): Define.
5625 (TARGET_VFP3): Use TARGET_VFPD32.
5626 (fputype): Add FPUTYPE_VFP3D16.
5627 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5628 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5629 * config/arm/arm-cores.def: Add cortex-r4f.
5630 * config/arm/arm-tune.md: Regenerate.
5632 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5634 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5635 Reword some comments throughout the file.
5637 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5638 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5639 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5640 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5642 (MFC_START_ENABLE): Remove PPU-only define.
5643 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5644 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5646 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5647 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5648 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5649 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5650 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5651 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5652 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5654 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5655 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5656 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5657 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5659 (spu_read_machine_status): Fix typo.
5661 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5663 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5664 SUBREG of multi-word hard register.
5665 * config/spu/spu.c (valid_subreg): Likewise.
5666 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5668 2008-08-04 Richard Guenther <rguenther@suse.de>
5670 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5671 the candidate with the stripped base if that base is different
5672 from the original base even for offset zero.
5674 2008-08-04 Richard Guenther <rguenther@suse.de>
5677 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5678 check for no_overflow.
5680 2008-08-04 Richard Guenther <rguenther@suse.de>
5682 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5684 2008-08-04 Paul Brook <paul@codesourcery.com>
5686 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5687 (arm_order_regs_for_local_alloc): New function.
5688 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5690 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5692 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5695 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5696 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5697 (ix86_expand_epilogue): Likewise.
5699 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5701 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5704 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5706 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5707 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5708 (*movv2sf_internal_rex64): Ditto.
5710 2008-08-03 Jan Hubicka <jh@suse.cz>
5712 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5713 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5714 * expmed.c (expand_smod_pow2): Likewise.
5716 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5719 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5720 alternative 0 of operand 1.
5721 (*vec_concatv2di_rex64_sse): Ditto.
5722 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5724 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5725 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5726 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5727 (*movv2sf_internal_rex64): Ditto.
5729 2008-08-02 Richard Guenther <rguenther@suse.de>
5732 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5733 (ssedoublesizemode): New mode attribute.
5734 (sse_shufps): Call gen_sse_shufps_v4sf.
5735 (sse_shufps_1): Macroize.
5736 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5737 (sse2_shufpd_1): Macroize.
5738 (vec_extract_odd, vec_extract_even): New expanders.
5739 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5740 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5741 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5742 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5743 (ix86_expand_vector_set): Likewise.
5744 (ix86_expand_reduc_v4sf): Likewise.
5746 2008-08-01 Doug Kwan <dougkwan@google.com>
5748 * matrix-reorg.c: Re-enable all code.
5749 (struct malloc_call_data): Change CALL_STMT to gimple type.
5750 (collect_data_for_malloc_call): Tuplify.
5751 (struct access_site_info): Change STMT to gimple type.
5752 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5753 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5754 (struct free_info): Change STMT to gimple type.
5755 (struct matrix_access_phi_node): Change PHI to gimple type.
5756 (get_inner_of_cast_expr): Remove.
5757 (may_flatten_matrices_1): Tuplify.
5758 (may_flatten_matrices): Ditto.
5759 (mark_min_matrix_escape_level): Ditto.
5760 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5761 (ssa_accessed_in_call_rhs): New
5762 (ssa_accessed_in_assign_rhs): New
5763 (record_access_alloc_site_info): Tuplify.
5764 (add_allocation_site): Ditto.
5765 (analyze_matrix_allocation_site): Ditto.
5766 (analyze_transpose): Ditto.
5767 (get_index_from_offset): Ditto.
5768 (update_type_size): Ditto.
5769 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5770 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5771 (analyze_accesses_for_phi_node): Tuplify.
5772 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5773 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5774 (analyze_matrix_accesses): Tuplify.
5775 (check_var_data): New call-back type for check_var_notmodified_p.
5776 (check_var_notmodified_p): Tuplify and use call-back struct to
5777 return statement found.
5778 (can_calculate_expr_before_stmt): Factor out statement related code
5780 (can_calculate_stmt_before_stmt): New.
5781 (check_allocation_function): Tuplify.
5782 (find_sites_in_func): Ditto.
5783 (record_all_accesses_in_func): Ditto.
5784 (transform_access_sites): Ditto.
5785 (transform_allocation_sites): Ditto.
5786 (matrix_reorg): Re-enable.
5787 (gate_matrix_reorg): Re-enable.
5789 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5791 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5792 for labels for which it hasn't been set yet. If it has been set,
5793 stop walking insns and continue with next worklist item.
5794 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5795 if the only BARRIER is at the very end of a function.
5797 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5799 * cfgexpand.c (expand_stack_alignment): Assert that
5800 stack_realign_drap and drap_rtx must match.
5802 * function.c (instantiate_new_reg): If DRAP is used to realign
5803 stack, replace virtual_incoming_args_rtx with internal arg
5806 2008-08-01 Richard Guenther <rguenther@suse.de>
5808 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5809 loop information only if we initialized it.
5810 (execute_pre): Call fini_pre with in_fre.
5811 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5812 if we do not unroll because we hit max-completely-peeled-insns.
5813 Use our estimation for consistency, do allow shrinking.
5815 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5817 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5818 with MIN_STACK_BOUNDARY.
5819 (ix86_update_stack_boundary): Likewise.
5820 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5823 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5824 (MIN_STACK_BOUNDARY): This.
5826 2008-08-01 Richard Guenther <rguenther@suse.de>
5829 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5831 2008-08-01 Richard Guenther <rguenther@suse.de>
5833 PR tree-optimization/36988
5834 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5835 do not matter if that doesn't change volatile qualification.
5837 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5839 * configure.ac: Do not generate libada-mk. Do not subst
5841 * libada-mk.in: Remove.
5842 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5843 * configure: Regenerate.
5845 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5847 * tree-pass.h: Added comment about not dumping passes with name
5848 starting with star in struct opt_pass.
5849 * passes.c (register_dump_files_1): Don't do dump for a pass with
5850 name starting with star.
5851 * doc/passes.texi (Pass manager): Mention pass names and special
5852 meaning of star prefix to avoid dump.
5854 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5856 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5858 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5859 (ISA_MIPS64R2): New macro.
5860 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5861 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5862 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5863 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5864 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5865 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5866 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5867 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5868 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5869 Move up to keep list alphabetically sorted.
5870 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5871 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5873 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5874 (-march=@var{arch}): Add mips64r2.
5876 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5878 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5880 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5882 * expr.c (expand_assignment): Check for complete type.
5884 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5887 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5889 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5890 for stack alignment.
5892 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5894 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5896 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5897 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5899 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5901 PR rtl-optimization/36419
5902 * dwarf2out.c (barrier_args_size): New variable.
5903 (compute_barrier_args_size, compute_barrier_args_size_1): New
5905 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5906 if not called yet in the current function, use barrier_args_size
5907 array to find the new args_size value.
5908 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5910 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5913 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5916 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5919 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5920 (dwarf2out_stack_adjust): Use it.
5921 (dwarf2out_frame_debug_expr): Likewise.
5923 2008-07-31 Richard Guenther <rguenther@suse.de>
5925 PR tree-optimization/36978
5926 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5927 the generated condition.
5929 2008-07-31 Richard Guenther <rguenther@suse.de>
5931 * passes.c (init_optimization_passes): Always call
5932 pass_early_warn_uninitialized.
5933 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5934 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5935 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5937 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5940 * builtins.c (maybe_emit_free_warning): New function.
5941 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5942 maybe_emit_free_warning for BUILT_IN_FREE.
5945 * dwarf2out.c (get_context_die): New function.
5946 (force_decl_die, force_type_die): Use it.
5947 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5948 returns NULL, force generation of DW_TAG_typedef and put that into
5951 PR preprocessor/36649
5952 * c-pch.c (c_common_read_pch): Save and restore
5953 line_table->trace_includes across PCH restore.
5955 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5958 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5960 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5963 * final.c (call_from_call_insn): Handle COND_EXEC.
5965 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5967 * builtins.c (std_gimplify_va_arg_expr): Replace
5968 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5969 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5971 2008-07-30 Joey Ye <joey.ye@intel.com>
5972 H.J. Lu <hongjiu.lu@intel.com>
5974 * builtins.c (expand_builtin_setjmp_receiver): Replace
5975 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5976 (expand_builtin_apply_args_1): Likewise.
5977 (expand_builtin_longjmp): Need DRAP for stack alignment.
5978 (expand_builtin_apply): Likewise.
5980 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5981 instead of assign_stack_local to allow alignment reduction.
5983 * calls.c (emit_call_1): Need DRAP for stack alignment if
5985 (expand_call): Replace virtual_incoming_args_rtx with
5986 crtl->args.internal_arg_pointer.
5987 * stmt.c (expand_nl_goto_receiver): Likewise.
5989 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5990 alignment and store to stack_alignment_estimated and
5991 max_used_stack_slot_alignment.
5992 (expand_one_var): Likewise.
5993 (expand_stack_alignment): New function.
5994 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5995 and stack_alignment_estimated fields in rtl_data. Call
5996 expand_stack_alignment at end.
5998 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5999 (MAX_STACK_ALIGNMENT): Likewise.
6000 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
6001 (SUPPORTS_STACK_ALIGNMENT): Likewise.
6003 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
6004 stack alignment when generating virtual registers.
6006 * function.c (assign_stack_local): Renamed to ...
6007 (assign_stack_local_1): This. Add a parameter to indicate
6008 if it is OK to reduce alignment.
6009 (assign_stack_local): Use it.
6010 (instantiate_new_reg): Instantiate virtual incoming args rtx
6011 to vDRAP if stack realignment and DRAP is needed.
6012 (assign_parms): Collect parameter/return type alignment and
6013 contribute to stack_alignment_estimated.
6014 (locate_and_pad_parm): Likewise.
6015 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
6016 with crtl->args.internal_arg_pointer.
6018 * function.h (rtl_data): Add new field drap_reg,
6019 max_used_stack_slot_alignment, stack_alignment_estimated,
6020 stack_realign_needed, need_drap, stack_realign_processed and
6021 stack_realign_finalized.
6022 (stack_realign_fp): New macro.
6023 (stack_realign_drap): Likewise.
6025 * global.c (compute_regsets): Frame pointer is needed when
6026 stack is realigned. Can eliminate frame pointer when stack is
6027 realigned and dynamic realigned argument pointer isn't used.
6029 * reload1.c (update_eliminables): Frame pointer is needed
6030 when stack is realigned.
6031 (init_elim_table): Can eliminate frame pointer when stack is
6032 realigned and dynamic realigned argument pointer isn't used.
6034 * rtl.h (assign_stack_local_1): Declare new funtion.
6036 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
6037 (TARGET_GET_DRAP_RTX): Likewise.
6038 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
6039 TARGET_GET_DRAP_RTX.
6041 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
6043 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
6044 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
6046 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
6047 H.J. Lu <hongjiu.lu@intel.com>
6049 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
6050 vdrap_reg, stack_realign and drap_reg_saved.
6051 (add_cfi): Don't allow redefining CFA when DRAP is used.
6052 (reg_save): Handle stack alignment.
6053 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
6054 alignment. Don't generate DWARF information for (set fp sp)
6056 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
6058 (int_loc_descriptor): Move prototype forward. Also define if
6059 DWARF2_UNWIND_INFO is true.
6060 (output_cfa_loc): Handle DW_CFA_expression.
6061 (build_cfa_aligned_loc): New.
6062 (based_loc_descr): Update assert for stack realign. For local
6063 variables, use sp+offset when stack is aligned without drap and
6064 fp+offset when stack is aligned with drap. For arguments, use
6065 cfa+offset when drap is used to align stack.
6067 2008-07-30 Joey Ye <joey.ye@intel.com>
6068 H.J. Lu <hongjiu.lu@intel.com>
6070 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
6072 (ix86_gen_andsp): New.
6073 (ix86_user_incoming_stack_boundary): Likewise.
6074 (ix86_default_incoming_stack_boundary): Likewise.
6075 (ix86_incoming_stack_boundary): Likewise.
6076 (ix86_can_eliminate): Likewise.
6077 (find_drap_reg): Likewise.
6078 (ix86_update_stack_boundary): Likewise.
6079 (ix86_get_drap_rtx): Likewise.
6080 (ix86_finalize_stack_realign_flags): Likewise.
6081 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
6082 (TARGET_GET_DRAP_RTX): Likewise.
6083 (override_options): Overide option value for new options.
6084 (ix86_function_ok_for_sibcall): Remove check for
6085 force_align_arg_pointer.
6086 (ix86_handle_cconv_attribute): Likewise.
6087 (ix86_function_regparm): Likewise.
6088 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
6089 (ix86_va_start): Replace virtual_incoming_args_rtx with
6090 crtl->args.internal_arg_pointer.
6091 (ix86_select_alt_pic_regnum): Check DRAP register.
6092 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
6093 (ix86_compute_frame_layout): Compute frame layout wrt stack
6095 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
6096 (ix86_expand_prologue): Decide if stack realignment is needed
6097 and generate prologue code accordingly.
6098 (ix86_expand_epilogue): Generate epilogue code wrt stack
6099 realignment is really needed or not.
6101 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
6102 (ABI_STACK_BOUNDARY): Likewise.
6103 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
6104 (STACK_REALIGN_DEFAULT): Likewise.
6105 (INCOMING_STACK_BOUNDARY): Likewise.
6106 (MAX_STACK_ALIGNMENT): Likewise.
6107 (ix86_incoming_stack_boundary): Likewise.
6108 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
6109 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
6110 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
6111 (machine_function): Remove force_align_arg_pointer.
6113 * config/i386/i386.md (BX_REG): New.
6114 (R13_REG): Likewise.
6116 * config/i386/i386.opt (mforce_drap): New.
6117 (mincoming-stack-boundary): Likewise.
6118 (mstackrealign): Add Init(-1).
6120 * config/i386/i386-protos.h (ix86_can_eliminate): New
6122 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6124 * doc/extend.texi: Update force_align_arg_pointer.
6126 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
6129 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
6130 (INCOMING_STACK_BOUNDARY): Likewise.
6131 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
6132 (TARGET_GET_DRAP_RTX): Likewise.
6134 2008-07-30 Andreas Schwab <schwab@suse.de>
6136 PR rtl-optimization/36929
6137 * dse.c (replace_inc_dec): Use emit_insn_before instead of
6138 add_insn_before and fix argument order.
6139 (replace_inc_dec_mem): Handle NULL rtx.
6141 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
6143 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
6145 (arm_compute_initial_elimination_offset): Use it.
6146 (arm_compute_save_reg_mask): Include static chain save slot when
6147 calculating alignment.
6148 (arm_get_frame_offsets): Ditto.
6149 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
6150 that we can use to decrement the stack when the stack decrement
6151 could be too big for an immediate value in a single insn.
6152 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
6154 2008-07-30 Richard Guenther <rguenther@suse.de>
6156 PR tree-optimization/36967
6157 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
6158 Release defs of statements we remove.
6160 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6162 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
6163 instead of NULL_RTVEC.
6165 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6169 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
6172 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6174 * final.c (call_from_call_insn): New.
6175 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
6177 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
6179 * configure.ac: Substitute ADA_CFLAGS.
6180 * configure: Regenerate.
6181 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
6182 * Makefile.in: Remove mention of X_* variables.
6183 * config/pa/x-ada-hpux10: Remove.
6184 * config/pa/x-ada: Remove.
6186 * doc/fragments.texi: Update.
6188 2008-07-30 Olivier Hainque <hainque@adacore.com>
6190 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
6191 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
6192 __dso_handle explicitly here.
6194 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6197 * c-typeck.c (build_binary_op): Encapsulate code into...
6198 * c-common.c (shorten_binary_op): ...this new function.
6199 (conversion_warning): Use the new function. Handle non-negative
6200 constant in bitwise-and.
6201 * c-common.h (shorten_binary_op): Declare.
6203 2008-07-30 Olivier Hainque <hainque@adacore.com>
6205 * scan.c (make_sstring_space): Add explicit conversions of
6206 allocator's return value.
6207 * fix-header.c (recognized_function): Likewise.
6209 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6211 * doc/cpp.texi: Update to GFDL 1.2.
6212 * doc/gcc.texi: Do not list GPL as Invariant Section.
6213 * doc/gccint.texi: Likewise. Update copyright years.
6214 * doc/install.texi: Update copyright years.
6216 2008-07-30 Alan Modra <amodra@bigpond.net.au>
6219 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
6220 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
6222 2008-07-29 Jan Hubicka <jh@suse.cz>
6224 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
6225 (grokdeclarator): Likewise.
6226 * langhooks.c (lhd_warn_unused_global_decl): Use
6227 DECL_DECLARED_INLINE_P.
6228 * print-tree.c (print_node): Remove DECL_INLINE check.
6230 2008-07-29 Richard Guenther <rguenther@suse.de>
6232 PR tree-optimization/36945
6233 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
6234 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
6235 Record invariant addresses un-decomposed.
6236 (copy_reference_ops_from_call): Record reference call
6237 arguments properly. Simplify.
6238 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
6239 helper split out from ...
6240 (create_component_ref_by_pieces): ... here. Simplify.
6241 Prepare for recursive invocation for call arguments.
6242 (create_expression_by_pieces): Adjust call to
6243 create_component_ref_by_pieces.
6244 (compute_avail): Process operand 2 of reference ops.
6246 2008-07-29 Richard Guenther <rguenther@suse.de>
6248 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
6250 2008-07-29 Jakub Jelinek <jakub@redhat.com>
6252 * c-format.c (check_format_types): Revert unwanted checkin.
6254 2008-07-29 Jan Hubicka <jh@suse.cz>
6256 * flags.h (flag_really_no_inline): Remove.
6257 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
6258 * toplev.c (flag_really_no_inline): Remove.
6259 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
6260 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
6261 (cgraph_decide_inlining_incrementally): Likewise.
6262 (compute_inline_parameters): Likewise.
6263 * opts.c (decode_options): Simplify.
6264 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
6265 * common.opt (finline): Initialize to 1.
6266 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
6268 2008-07-29 Jan Hubicka <jh@suse.cz>
6270 * predict.c (always_optimize_for_size_p): New function.
6271 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6272 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6273 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
6275 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
6276 * function.c (prepare_function_start): Set default profile.
6277 * function.h (rtl_data): Add maybe_hot_insn_p.
6278 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
6279 (construct_exit_block): Likewise.
6280 (tree_expand_cfg): Likewise.
6282 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6283 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6284 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6285 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
6288 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6291 * c-decl.c (merge_decls): Merge USED flags.
6293 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
6295 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
6296 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
6297 next_stack, lab_false and lab_over trees.
6299 2008-07-28 Richard Guenther <rguenther@suse.de>
6301 PR tree-optimization/36957
6302 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
6303 (useless_type_conversion_p): Remove.
6304 (types_compatible_p): Remove.
6305 * gimple.h (tree_ssa_useless_type_conversion): Declare.
6306 (useless_type_conversion_p): Declare.
6307 (types_compatible_p): Declare.
6308 (gimple_expr_type): Return the base type only if it is
6309 trivially convertible to the subtype.
6311 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
6313 * configure.ac: Use the m4_do macro to concatenate the warnings into
6314 one string in ACX_PROG_CC_WARNING_OPTS,
6315 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
6316 * configure: Regenerate.
6318 2008-07-28 Richard Guenther <rguenther@suse.de>
6320 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
6321 (insert_fake_stores): Remove.
6322 (realify_fake_stores): Likewise.
6323 (execute_pre): Remove dead code.
6324 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
6325 (find_func_aliases): Deal with it here instead.
6326 Re-enable gcc_unreachable call.
6328 2008-07-28 Richard Guenther <rguenther@suse.de>
6330 Merge from gimple-tuples-branch.
6332 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
6333 * gimple.def: New file.
6334 * gsstruct.def: Likewise.
6335 * gimple-iterator.c: Likewise.
6336 * gimple-pretty-print.c: Likewise.
6337 * tree-gimple.c: Removed. Merged into ...
6338 * gimple.c: ... here. New file.
6339 * tree-gimple.h: Removed. Merged into ...
6340 * gimple.h: ... here. New file.
6342 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
6343 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
6344 --enable-checking=gimple flag.
6345 * config.in: Likewise.
6346 * configure: Regenerated.
6348 * tree-ssa-operands.h: Tuplified.
6349 * tree-vrp.c: Likewise.
6350 * tree-loop-linear.c: Likewise.
6351 * tree-into-ssa.c: Likewise.
6352 * tree-ssa-loop-im.c: Likewise.
6353 * tree-dump.c: Likewise.
6354 * tree-complex.c: Likewise.
6355 * cgraphbuild.c: Likewise.
6356 * tree-ssa-threadupdate.c: Likewise.
6357 * tree-ssa-loop-niter.c: Likewise.
6358 * tree-pretty-print.c: Likewise.
6359 * tracer.c: Likewise.
6360 * gengtype.c: Likewise.
6361 * tree-loop-distribution.c: Likewise.
6362 * tree-ssa-loop-unswitch.c: Likewise.
6363 * cgraph.c: Likewise.
6364 * cgraph.h: Likewise.
6365 * tree-ssa-loop-manip.c: Likewise.
6366 * value-prof.c: Likewise.
6367 * tree-ssa-loop-ch.c: Likewise.
6368 * tree-tailcall.c: Likewise.
6369 * value-prof.h: Likewise.
6372 * tree-pass.h: Likewise.
6373 * ipa-cp.c: Likewise.
6374 * tree-scalar-evolution.c: Likewise.
6375 * tree-scalar-evolution.h: Likewise.
6376 * target.h: Likewise.
6377 * lambda-mat.c: Likewise.
6378 * tree-phinodes.c: Likewise.
6379 * diagnostic.h: Likewise.
6380 * builtins.c: Likewise.
6381 * tree-ssa-alias-warnings.c: Likewise.
6382 * cfghooks.c: Likewise.
6383 * fold-const.c: Likewise.
6384 * cfghooks.h: Likewise.
6385 * omp-low.c: Likewise.
6386 * tree-ssa-dse.c: Likewise.
6387 * ipa-reference.c: Likewise.
6388 * tree-ssa-uncprop.c: Likewise.
6389 * toplev.c: Likewise.
6390 * tree-gimple.c: Likewise.
6391 * tree-gimple.h: Likewise.
6392 * tree-chrec.c: Likewise.
6393 * tree-chrec.h: Likewise.
6394 * tree-ssa-sccvn.c: Likewise.
6395 * tree-ssa-sccvn.h: Likewise.
6396 * cgraphunit.c: Likewise.
6397 * tree-ssa-copyrename.c: Likewise.
6398 * tree-ssa-ccp.c: Likewise.
6399 * tree-ssa-loop-ivopts.c: Likewise.
6400 * tree-nomudflap.c: Likewise.
6401 * tree-call-cdce.c: Likewise.
6402 * ipa-pure-const.c: Likewise.
6403 * c-format.c: Likewise.
6404 * tree-stdarg.c: Likewise.
6405 * tree-ssa-math-opts.c: Likewise.
6406 * tree-ssa-dom.c: Likewise.
6407 * tree-nrv.c: Likewise.
6408 * tree-ssa-propagate.c: Likewise.
6409 * ipa-utils.c: Likewise.
6410 * tree-ssa-propagate.h: Likewise.
6411 * tree-ssa-alias.c: Likewise.
6412 * gimple-low.c: Likewise.
6413 * tree-ssa-sink.c: Likewise.
6414 * ipa-inline.c: Likewise.
6415 * c-semantics.c: Likewise.
6416 * dwarf2out.c: Likewise.
6418 * tree-ssa-loop-ivcanon.c: Likewise.
6419 * predict.c: Likewise.
6420 * tree-ssa-loop.c: Likewise.
6421 * tree-parloops.c: Likewise.
6422 * tree-ssa-address.c: Likewise.
6423 * tree-ssa-ifcombine.c: Likewise.
6424 * matrix-reorg.c: Likewise.
6425 * c-decl.c: Likewise.
6426 * tree-eh.c: Likewise.
6427 * c-pretty-print.c: Likewise.
6428 * lambda-trans.c: Likewise.
6429 * function.c: Likewise.
6430 * langhooks.c: Likewise.
6431 * ebitmap.h: Likewise.
6432 * tree-vectorizer.c: Likewise.
6433 * function.h: Likewise.
6434 * langhooks.h: Likewise.
6435 * tree-vectorizer.h: Likewise.
6436 * ipa-type-escape.c: Likewise.
6437 * ipa-type-escape.h: Likewise.
6438 * domwalk.c: Likewise.
6439 * tree-if-conv.c: Likewise.
6440 * profile.c: Likewise.
6441 * domwalk.h: Likewise.
6442 * tree-data-ref.c: Likewise.
6443 * tree-data-ref.h: Likewise.
6444 * tree-flow-inline.h: Likewise.
6445 * tree-affine.c: Likewise.
6446 * tree-vect-analyze.c: Likewise.
6447 * c-typeck.c: Likewise.
6448 * gimplify.c: Likewise.
6449 * coretypes.h: Likewise.
6450 * tree-ssa-phiopt.c: Likewise.
6451 * calls.c: Likewise.
6452 * tree-ssa-coalesce.c: Likewise.
6453 * tree.def: Likewise.
6454 * tree-dfa.c: Likewise.
6455 * except.c: Likewise.
6456 * except.h: Likewise.
6457 * cfgexpand.c: Likewise.
6458 * tree-cfgcleanup.c: Likewise.
6459 * tree-ssa-pre.c: Likewise.
6460 * tree-ssa-live.c: Likewise.
6461 * tree-sra.c: Likewise.
6462 * tree-ssa-live.h: Likewise.
6463 * tree-predcom.c: Likewise.
6464 * lambda.h: Likewise.
6465 * tree-mudflap.c: Likewise.
6466 * ipa-prop.c: Likewise.
6467 * print-tree.c: Likewise.
6468 * tree-ssa-copy.c: Likewise.
6469 * ipa-prop.h: Likewise.
6470 * tree-ssa-forwprop.c: Likewise.
6471 * ggc-page.c: Likewise.
6472 * c-omp.c: Likewise.
6473 * tree-ssa-dce.c: Likewise.
6474 * tree-vect-patterns.c: Likewise.
6475 * tree-ssa-ter.c: Likewise.
6476 * tree-nested.c: Likewise.
6477 * tree-ssa.c: Likewise.
6478 * lambda-code.c: Likewise.
6479 * tree-ssa-loop-prefetch.c: Likewise.
6480 * tree-inline.c: Likewise.
6481 * tree-inline.h: Likewise.
6482 * tree-iterator.c: Likewise.
6483 * tree-optimize.c: Likewise.
6484 * tree-ssa-phiprop.c: Likewise.
6485 * tree-vect-transform.c: Likewise.
6486 * tree-object-size.c: Likewise.
6487 * tree-outof-ssa.c: Likewise.
6488 * cfgloop.c: Likewise.
6489 * system.h: Likewise.
6490 * tree-profile.c: Likewise.
6491 * cfgloop.h: Likewise.
6492 * c-gimplify.c: Likewise.
6493 * c-common.c: Likewise.
6494 * tree-vect-generic.c: Likewise.
6495 * tree-flow.h: Likewise.
6496 * c-common.h: Likewise.
6497 * basic-block.h: Likewise.
6498 * tree-ssa-structalias.c: Likewise.
6499 * tree-switch-conversion.c: Likewise.
6500 * tree-ssa-structalias.h: Likewise.
6501 * tree-cfg.c: Likewise.
6502 * passes.c: Likewise.
6503 * ipa-struct-reorg.c: Likewise.
6504 * ipa-struct-reorg.h: Likewise.
6505 * tree-ssa-reassoc.c: Likewise.
6506 * cfgrtl.c: Likewise.
6507 * varpool.c: Likewise.
6509 * tree-ssanames.c: Likewise.
6510 * tree-ssa-threadedge.c: Likewise.
6511 * langhooks-def.h: Likewise.
6512 * tree-ssa-operands.c: Likewise.
6513 * config/alpha/alpha.c: Likewise.
6514 * config/frv/frv.c: Likewise.
6515 * config/s390/s390.c: Likewise.
6516 * config/m32c/m32c.c: Likewise.
6517 * config/m32c/m32c-protos.h: Likewise.
6518 * config/spu/spu.c: Likewise.
6519 * config/sparc/sparc.c: Likewise.
6520 * config/i386/i386.c: Likewise.
6521 * config/sh/sh.c: Likewise.
6522 * config/xtensa/xtensa.c: Likewise.
6523 * config/stormy16/stormy16.c: Likewise.
6524 * config/ia64/ia64.c: Likewise.
6525 * config/rs6000/rs6000.c: Likewise.
6526 * config/pa/pa.c: Likewise.
6527 * config/mips/mips.c: Likewise.
6529 2008-07-28 Simon Baldwin <simonb@google.com>
6531 * c-pragma.c (handle_pragma_message): New function.
6532 (init_pragma): Register handle_pragma_message.
6533 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6536 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6538 PR tree-optimization/35252
6539 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6540 REALPART_EXPR to be considered as same load operation.
6542 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6544 PR tree-optimization/36830
6545 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6546 (expressions_equal_p): Return false if only one operand is null.
6548 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6550 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6551 version requirements.
6553 2008-07-26 Olivier Hainque <hainque@adacore.com>
6555 * collect2.c (symkind): New enum. Symbol kinds we care about.
6556 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6557 code and head comment accordingly.
6558 (scan_prog_file): Use symkind names instead of bare integers.
6560 2008-07-25 Jan Hubicka <jh@suse.cz>
6562 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6564 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6565 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6566 * dojump.c (clear_pending_stack_adjust): Likewise.
6567 * print-tree.c (print_node): Ignore DECL_INLINE.
6568 * tree-inline.c (inlinable_function_p): Likewise.
6570 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6572 * doc/extend.texi (hot attribute): Document that the hot attribute
6573 turns on -O3 for some ports.
6574 (cold attribute): Document that the cold attribute turns on -Os
6577 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6578 reflect function specific option support.
6580 * target.h (struct target_option_hooks): Add fields to say whether
6581 the cold attribute implies -Os and the hot attribute implies -O3.
6583 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6584 By default, do not turn on -Os for cold functions.
6585 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6586 not turn on -O3 for hot functions.
6588 * c-common.c (handle_hot_attribute): Use target hook to determine
6589 if hot functions should enable -O3.
6590 (handle_cold_attribute): Use target hook to determine if cold
6591 functions should enable -Os.
6593 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6594 (override_options): Move disable scheduling to
6595 optimization_options.
6596 (optimization_options): Disable scheduling here, not
6598 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6599 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6601 * config/ia64/ia64.c (ia64_override_options): Move setting
6602 scheduling flags to ia64_optimization_options.
6603 (ia64_optimization_options): Disable scheduling options here, and
6604 not in ia64_override_options.
6605 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6606 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6608 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6611 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6613 2008-07-25 Martin Jambor <mjambor@suse.cz>
6615 PR tree-optimization/36926
6616 * ipa-prop.c (ipa_analyze_call_uses): Call
6617 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6619 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6621 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6622 movv2si_internal): Add mem = reg alternative.
6624 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6627 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6628 DEFAULT_PCC_STRUCT_RETURN to 127.
6630 2008-07-24 Jan Hubicka <jh@suse.cz>
6632 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6633 (build_cgraph_edges): Likewise.
6634 * cgraph.c (cgraph_node): Do not update assembler hash.
6635 (cgraph_remove_node): Drop non-unit-at-a-time code.
6636 * tree-pass.h (pass_O0_always_inline): Remove.
6637 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6638 * toplev.c (process_options): Flag unit-at-a-time does not imply
6640 * cgraphunit.c: Update comments.
6641 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6642 (cgraph_assemble_pending_functions): Remove.
6643 (cgraph_reset_node): Drop non-unit-at-a-time code.
6644 (cgraph_finalize_function): Likewise.
6645 (cgraph_analyze_function): Likewise.
6646 (cgraph_finalize_compilation_unit): Likewise.
6647 (cgraph_expand_function): Likewise.
6648 (cgraph_optimize): Likesise.
6649 (save_inline_function_body): Likewise.
6650 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6651 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6652 * ipa-inline.c: Update comments.
6653 (enum inlining_mode): remove INLINE_SPEED.
6654 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6655 (cgraph_mark_inline_edge): Likewise.
6656 (try_inline): Likewise.
6657 (cgraph_decide_inlining_incrementally): Likewise.
6658 (cgraph_gate_inlining): Remove.
6659 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6660 (cgraph_gate_early_inlining): Likewise.
6661 (gate_inline_passes): Remove.
6662 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6663 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6664 pass_O0_always_inline): Remove.
6665 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6666 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6667 * opts.c (no_unit_at_a_time_default): Remove.
6668 (decode_options): Remove flag_unit_at_a_time reset and warning.
6669 * opts.h (no_unit_at_a_time_default): Remove.
6670 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6671 early in GNU dialect.
6672 (merge_decls): Update comment; drop unit-at-a-time check.
6673 (finish_decl): Likewise.
6674 (grok_declaration): Remove flag_inline_trees code.
6675 (finish_functions): Return on function returning non-void on all
6677 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6678 * cfgexpand.c (expand_one_static_var): Remove.
6679 (expand_one_var): Remove expand_one_static_var call.
6680 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6681 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6682 and flag_unit_at_a-time compatibility checks.
6683 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6684 * tree-inline.c (flag_inline_trees): Remove.
6685 (inlinable_function_p): Don't check it.
6686 (expand_call_inline): Remove non-unit-at-a-time code.
6687 * tree-inline.h (flag_inline_trees): Remove.
6688 * tree-optimize.c (execute_early_local_optimizations): Remove
6689 unit-at-a-time checks.
6690 (tree_rest_of_compilation): Likewise.
6691 * combine.c (setup_incoming_promotions): Likewise.
6692 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6693 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6694 * passes.c (pass_inline_parameters): Update comments; remove
6695 O0_alwaysinline pass.
6696 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6697 (execute_one_pass): Likewise.
6698 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6699 (ix86_function_sseregparm): Likewise.
6700 * arm.c (arm_function_in_section_p): Likewise.
6701 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6702 * varpool.c: Update comments.
6703 (decide_is_variable_needed): Remove unit-at-a-time checks.
6704 (varpool_finalize_decl): Likewise.
6706 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6708 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6710 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6712 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6714 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6715 imp symbol extension.
6717 2008-07-23 Ian Lance Taylor <iant@google.com>
6719 * tree-vrp.c (infer_value_range): Ignore asm statements when
6720 looking for memory accesses for -fdelete-null-pointer-checks.
6722 2008-07-24 Ben Elliston <bje@au.ibm.com>
6724 * config/spu/spu-c.c (__vector_keyword): New variable.
6725 (vector_keyword): Likewise.
6726 (spu_categorize_keyword): New function.
6727 (spu_macro_to_expand): Likewise.
6728 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6729 compiling an ISO C dialect.
6731 2008-07-24 Ben Elliston <bje@au.ibm.com>
6733 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6736 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6738 * configure: Regenerate.
6739 * configure.ac: Require texinfo 4.7.
6740 * doc/install.texi: Document texinfo 4.7 requirement.
6742 2008-07-23 Martin Jambor <mjambor@suse.cz>
6744 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6745 rather than for DECL_SAVED_TREE.
6746 * ipa-prop.c: Include diagnostic.h.
6747 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6749 (ipa_detect_param_modifications): Function rewritten from scratch.
6750 (ipa_compute_jump_functions): Changed accesses to modification flags.
6751 (ipa_free_node_params_substructures): Update flags destruction.
6752 (ipa_node_duplication_hook): Update flags duplication.
6753 (ipa_print_all_params_modified): Updated flag access.
6754 * ipa-prop.h (struct ipa_param_flags): New structure.
6755 (struct ipa_node_params): New field modification_analysis_done,
6756 modified_flags changed into param_flags.
6757 (ipa_is_ith_param_modified): Changed to use new flags.
6758 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6760 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6761 ipa-cp.c and split into two functions.
6762 (ipa_print_node_jump_functions): New function.
6763 (compute_scalar_jump_functions): New function.
6764 (type_like_member_ptr_p): New function.
6765 (compute_pass_through_member_ptrs): New function.
6766 (fill_member_ptr_cst_jump_function): New function.
6767 (determine_cst_member_ptr): New function.
6768 (compute_cst_member_ptr_arguments): New function.
6769 (ipa_compute_jump_functions): Complete rewrite.
6770 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6771 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6772 (struct ipa_member_ptr_cst): New structure.
6773 (union jump_func_value): New field member_cst.
6774 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6775 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6776 jump function types.
6777 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6778 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6779 instead of ipcp_print_all_jump_functions.
6780 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6781 only for replacable scalars.
6783 * doc/invoke.texi (Optimize options): Add description of
6784 -findirect-inlining.
6785 * common.opt (flag_indirect_inlining): New flag.
6786 * opts.c (decode_options): Set flag_indirect_inlining when
6789 * ipa-inline.c: Include ipa-prop.h.
6790 (inline_indirect_intraprocedural_analysis): New function.
6791 (inline_generate_summary): Allocate parameter and argument info
6792 structures, call inline_indirect_intraprocedural_analysis on each
6793 node when doing indirect inlining and deallocate indirect inlining
6794 data structures in the end.
6795 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6796 (free_all_ipa_structures_after_iinln): New function.
6797 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6799 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6801 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6802 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6803 of computing the frequency separately.
6804 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6805 of computing the frequency separately.
6806 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6807 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6808 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6809 (ipa_get_stmt_member_ptr_load_param): New function.
6810 (ipa_is_ssa_with_stmt_def): New function.
6811 (ipa_note_param_call): New function.
6812 (ipa_analyze_call_uses): New function.
6813 (ipa_analyze_stmt_uses): New function.
6814 (ipa_analyze_params_uses): New function.
6815 (ipa_free_node_params_substructures): Also free the param_calls linked
6817 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6818 (ipa_print_node_param_flags): New function.
6819 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6820 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6821 * ipa-prop.h (struct ipa_param_flags): New field called.
6822 (struct ipa_param_call_note): New structure.
6823 (struct ipa_node_params): New fields param_calls and
6825 (ipa_is_ith_param_called): New function.
6826 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6827 ipa_analyze_params_uses and dump parameter flags.
6829 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6830 ipa_propagate_indirect_call_infos if performing indirect inlining,
6831 pass a new parameter new_edges to it.
6832 (add_new_edges_to_heap): New fucntion.
6833 (cgraph_decide_inlining_of_small_functions): New vector
6834 new_indirect_edges for newly found indirect edges , call
6835 ipa_propagate_indirect_call_infos after inlining.
6836 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6837 inlining if performing indirect inlining. Call
6838 free_all_ipa_structures_after_iinln when doing so too.
6839 (inline_generate_summary): Do not call
6840 free_all_ipa_structures_after_iinln here.
6841 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6842 (print_edge_addition_message): New function.
6843 (update_call_notes_after_inlining): New function.
6844 (propagate_info_to_inlined_callees): New function.
6845 (ipa_propagate_indirect_call_infos): New function.
6846 * ipa-prop.h: Include cgraph.h
6847 (struct ipa_param_call_note): Fields reordered, new field processed.
6848 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6850 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6851 rediscovered call statements.
6852 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6853 (dump_cgraph_node): Dump also the indirect_call flag.
6854 (cgraph_clone_edge): Copy also the indirect_call flag.
6855 * tree-inline.c (copy_bb): Do not check for fndecls from call
6856 expressions, check for edge availability when moving clones.
6857 (get_indirect_callee_fndecl): New function.
6858 (expand_call_inline): If callee declaration is not apprent from
6859 the statement, try calling get_indirect_callee_fndecl. Do not
6860 issue warnings or call sorry when not inlinings an indirect edge.
6861 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6863 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6864 bit more frandly to matching.
6865 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6866 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6867 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6869 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6872 * opth-gen.awk: Suppress function specific features when building
6874 * optc-gen.awk: Ditto.
6876 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6879 * diagnostic.c (pedwarn): Add opt parameter.
6881 * c-tree.h (pedwarn_init): Add opt parameter.
6882 (pedwarn_c90): Likewise.
6883 (pedwarn_c99): Likewise.
6884 * c-errors.c (pedwarn_c99): Likewise.
6885 (pedwarn_c90): Likewise.
6886 * toplev.h (pedwarn): Update declaration.
6887 (pedwarn0): Declare.
6888 * c-lex.c: All calls to pedwarn changed.
6889 * builtins.c: All calls to pedwarn changed.
6890 * toplev.c: All calls to pedwarn changed.
6891 * c-decl.c: All calls to pedwarn changed.
6892 * c-typeck.c: All calls to pedwarn changed.
6893 * c-common.c: All calls to pedwarn changed.
6894 * c-parser.c: All calls to pedwarn changed.
6896 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6897 Karthik Kumar <karthikkumar@gmail.com>
6899 * attribs.c (file scope): Include c-common.h.
6900 (decl_attributes): Add support for #pragma GCC optimize and
6903 * targhooks.c (default_can_inline_p): New function that is the
6904 default for the TARGET_CAN_INLINE_P target hook.
6906 * targhooks.h (default_can_inline_p): Add declaration.
6908 * tree.c (cl_optimization_node): New static tree for building
6909 OPTIMIZATION_NODE tree.
6910 (cl_target_option_node): New static tree for building
6911 TARGET_OPTION_NODE tree.
6912 (cl_option_hash_table): New hash table for hashing
6913 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6914 (cl_option_hash_hash): New function to provide the hash value for
6915 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6916 (cl_option_hash_eq): New function to provide an equality test for
6917 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6918 (tree_code_size): Add support for OPTIMIZATION_NODE and
6919 TARGET_OPTION_NODE trees.
6920 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6921 TARGET_OPTION_NODE trees.
6922 (build_optimization_node): Build a tree that has all of the
6923 current optimization options.
6924 (build_target_option_node): Build a tree that has the target
6925 options that might be changed on a per function basis.
6927 * tree.h (file scope): Include options.h.
6928 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6929 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6930 (TREE_OPTIMIZATION): Ditto.
6931 (TREE_TARGET_SPECIFIC): Ditto.
6932 (struct tree_function_decl): Add fields for remembering the
6933 current optimization options and target specific options.
6934 (struct tree_optimization_option): New tree variant that remembers
6935 the optimization options.
6936 (struct tree_target_option): New tree variant that remembers the
6937 target specific flags that might change for compiling a particular
6939 (union tree_node): Include tree_optimization_option and
6940 tree_target_option fields.
6941 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6942 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6943 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6944 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6945 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6946 optimization and target options.
6947 (optimization_default_node): New macro to refer to global_trees
6949 (optimization_current_node): Ditto.
6950 (optimization_cold_node): Ditto.
6951 (optimization_hot_node): Ditto.
6952 (target_option_default_node): Ditto.
6953 (target_option_current_node): Ditto.
6954 (current_option_pragma): Ditto.
6955 (current_optimize_pragma): Ditto.
6957 * target.h (struct gcc_target): Add valid_option_attribute_p,
6958 target_option_save, target_option_restore, target_option_print,
6959 target_option_pragma_parse, and can_inline_p hooks.
6961 * toplev.h (parse_optimize_options): Add declaration.
6962 (fast_math_flags_struct_set_p): Ditto.
6964 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6965 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6968 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6969 tree_can_inline_p hook to see if one function can inline another.
6970 (cgraph_decide_inlining): Ditto.
6971 (cgraph_decide_inlining_incrementally): Ditto.
6973 * opts.c (decode_options): Add support for running multiple times
6974 to allow functions with different target or optimization options
6975 than was specified on the command line.
6976 (fast_math_flags_struct_set_p): New function that is similar to
6977 fast_math_flags_set_p, except it uses the values in the
6978 cl_optimization structure instead of global variables.
6980 * optc-gen.awk: Add support for TargetSave to allow a back end to
6981 declare new fields that need to be saved when using function
6982 specific options. Include flags.h and target.h in the options.c
6983 source. Add support for Save to indicate which options can be set
6984 for individual functions. Generate cl_optimize_save,
6985 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6986 cl_target_option_restore, cl_target_option_print functions to
6987 allow functions to use different optimization or target options.
6989 * opt-functions.awk (var_type_struct): Return the type used for
6990 storing the field in a structure.
6992 * opth-gen.awk: Add support for TargetSave to allow a back end to
6993 declare new fields that need to be saved when using function
6994 specific options. Add support for Save to indicate which options
6995 can be set for individual functions. Only generate one extern for
6996 Mask fields. Generate cl_optimization and cl_target_option
6997 structures to remember optimization and target options.
6999 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
7000 collecting new tree nodes.
7001 (TS_TARGET_OPTION): Ditto.
7003 * c-decl.c (merge_decls): Merge function specific target and
7004 optimization options.
7006 * function.c (invoke_set_current_function_hook): If the function
7007 uses different optimization options, change the global variables
7010 * coretypes.h (struct cl_optimization): Add forward reference.
7011 (struct cl_target_option): Ditto.
7013 * c-pragma.c (option_stack): New static vector to remember the
7014 current #pragma GCC option stack.
7015 (handle_pragma_option): New function to support #pragma GCC option
7016 to change target options.
7017 (optimize_stack): New static vector to remember the current
7018 #pragma GCC optimize stack.
7019 (handle_pragma_optimize): New function to support #pragma GCC
7020 optimize to change optimization options.
7021 (init_pragma): Add support for #pragma GCC optimize and #pragma
7024 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
7025 optimization options.
7026 (TARGET_OPTION_NODE): New tree code for remembering certain target
7029 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
7030 TARGET_OPTION_NODE trees.
7032 * common.opt (-O): Add Optimization flag.
7034 (-fmath-errno): Ditto.
7035 (-falign-functions): Add UInteger flag to make sure flag gets full
7036 int in cl_optimization structure.
7037 (-falign-jumps): Ditto.
7038 (-falign-labels): Ditto.
7039 (-falign-loops): Ditto.
7040 (-fsched-stalled-insns): Ditto.
7041 (-fsched-stalled-insns-dep): Ditto.
7043 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
7045 (TARGET_OPTION_SAVE): Ditto.
7046 (TARGET_OPTION_RESTORE): Ditto.
7047 (TARGET_OPTION_PRINT): Ditto.
7048 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7049 (TARGET_CAN_INLINE_P): Ditto.
7050 (TARGET_INITIALIZER): Add new hooks.
7052 * tree-inline.c (tree_can_inline_p): New function to determine
7053 whether one function can inline another. Check if the functions
7054 use compatible optimization options, and also call the backend
7057 * tree-inline.h (tree_can_inline_p): Add declaration.
7059 * c-common.c (c_common_attribute): Add support for option and
7060 optimize attributes.
7061 (handle_option_attribute): Add support for the option attribute to
7062 allow the user to specify different target options for compiling a
7064 (handle_optimize_attribute): Add support for the optimize
7065 attribute to allow the user to specify different optimization
7066 options for compiling a specific function.
7067 (handle_hot_attribute): Turn on -O3 optimization for this one
7068 function if it isn't the default optimization level.
7069 (handle_cold_attribute): Turn on -Os optimization for this one
7070 function if it insn't the default optimization.
7071 (const_char_p): New const char * typedef.
7072 (optimize_args): New static vector to remember the optimization
7074 (parse_optimize_options): New function to set up the optimization
7075 arguments from either the optimize attribute or #pragma GCC optimize.
7077 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
7078 (builtin_define_std): Ditto.
7080 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
7081 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
7082 (x86_64-*-*): Ditto.
7084 * Makefile.in (TREE_H): Add options.h.
7085 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
7087 * doc/extend.texi (option attribute): Document new attribute.
7088 (optimize attribute): Ditto.
7089 (hot attribute): Document hot attribute sets -O3.
7090 (cold attribute): Document cold attribute sets -Os.
7091 (#pragma GCC option): Document new pragma.
7092 (#pragma GCC optimize): Ditto.
7094 * doc/options.texi (TargetSave): Document TargetSave syntax.
7095 (UInteger): Document UInteger must be used for certain flags.
7096 (Save): Document Save option to create target specific options
7097 that can be saved/restored on a function specific context.
7099 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
7100 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7102 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
7103 (TARGET_OPTION_SAVE): Ditto.
7104 (TARGET_OPTION_RESTORE): Ditto.
7105 (TARGET_OPTION_PRINT): Ditto.
7106 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7107 (TARGET_CAN_INLINE_P): Ditto.
7109 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
7111 (-mfpmath=both): Ditto.
7113 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7114 Karthik Kumar <karthikkumar@gmail.com>
7116 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
7117 (TARGET_POPCNT): Ditto.
7118 (TARGET_SAHF): Ditto.
7119 (TARGET_AES): Ditto.
7120 (TARGET_PCLMUL): Ditto.
7121 (TARGET_CMPXCHG16B): Ditto.
7122 (TARGET_RECIP): Move switch into target_flags.
7123 (TARGET_FUSED_MADD): Ditto.
7124 (ix86_arch_features): Make an unsigned char type.
7125 (ix86_tune_features): Ditto.
7126 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
7127 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
7128 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
7130 * config/i386/i386.opt (arch): New TargetSave field to define
7131 fields that need to be saved for function specific option support.
7134 (branch_cost): Ditto.
7135 (ix86_isa_flags_explicit): Ditto.
7136 (tune_defaulted): Ditto.
7137 (arch_specified): Ditto.
7138 (-m128-long-double): Add Save flag to save option for target
7139 specific option support.
7141 (-maccumulate-outgoing-args): Ditto.
7142 (-malign-double): Ditto.
7143 (-malign-stringops): Ditto.
7144 (-mfancy-math-387): Ditto.
7145 (-mhard-float): Ditto.
7147 (-minline-all-stringops): Ditto.
7148 (-minline-stringops-dynamically): Ditto.
7149 (-mms-bitfields): Ditto.
7150 (-mno-align-stringops): Ditto.
7151 (-mno-fancy-math-387): Ditto.
7152 (-mno-push-args): Ditto.
7153 (-mno-red-zone): Ditto.
7154 (-mpush-args): Ditto.
7155 (-mred-zone): Ditto.
7157 (-msseregparm): Ditto.
7158 (-mstack-arg-probe): Ditto.
7173 (-mrecip): Move flag into target_flags.
7175 (-mno-fused-madd): Ditto.
7176 (-mfused-madd): Ditto.
7177 (-mabm): Move flag into ix86_isa_flags.
7184 * config/i386/i386-c.c: New file for #pragma support.
7185 (ix86_target_macros_internal): New function to #define or #undef
7186 target macros based when the user uses the #pragma GCC option to
7187 change target options.
7188 (ix86_pragma_option_parse): New function to add #pragma GCC option
7190 (ix86_target_macros): Move defining the target macros here from
7191 TARGET_CPU_CPP_BUILTINS in i386.h.
7192 (ix86_register_pragmas): Register the #pragma GCC option hook. If
7193 defined, initialize any subtarget #pragmas.
7195 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
7196 REGISTER_TARGET_PRAGMAS.
7198 * config/i386/t-i386: New file for x86 dependencies.
7199 (i386.o): Make dependencies mirror the include files used.
7200 (i386-c.o): New file, add dependencies.
7202 * config/i386/i386-protos.h (override_options): Add bool argument.
7203 (ix86_valid_option_attribute_tree): Add declaration.
7204 (ix86_target_macros): Ditto.
7205 (ix86_register_macros): Ditto.
7207 * config/i386/i386.c (ix86_tune_features): Move initialization of
7208 the target masks to initial_ix86_tune_features to allow functions
7209 to have different target options. Make type unsigned char,
7210 instead of unsigned int.
7211 (initial_ix86_tune_features): New static vector to hold processor
7212 masks for the tune variables.
7213 (ix86_arch_features): Move initialization of the target masks to
7214 initial_ix86_arch_features to allow functions to have different
7215 target options. Make type unsigned char, instead of unsigned int.
7216 (initial_ix86_arch_features): New static vector to hold processor
7217 masks for the arch variables.
7218 (enum ix86_function_specific_strings): New enum to describe the
7219 string options used for attribute((option(...))).
7220 (ix86_target_string): New function to return a string that
7221 describes the target options.
7222 (ix86_debug_options): New function to print the current options in
7224 (ix86_function_specific_save): New function hook to save the
7225 function specific global variables in the cl_target_option structure.
7226 (ix86_function_specific_restore): New function hook to restore the
7227 function specific variables from the cl_target_option structure to
7228 the global variables.
7229 (ix86_function_specific_print): New function hook to print the
7230 target specific options in the cl_target_option structure.
7231 (ix86_valid_option_attribute_p): New function hook to validate
7232 attribute((option(...))) arguments.
7233 (ix86_valid_option_attribute_tree): New function that is common
7234 code between attribute((option(...))) and #pragma GCC option
7235 support that parses the options and returns a tree holding the options.
7236 (ix86_valid_option_attribute_inner_p): New helper function for
7237 ix86_valid_option_attribute_tree.
7238 (ix86_can_inline_p): New function hook to decide if one function
7239 can inline another on a target specific basis.
7240 (ix86_set_current_function); New function hook to switch target
7241 options if the user used attribute((option(...))) or #pragma GCC
7243 (ix86_tune_defaulted): Move to static file scope from
7245 (ix86_arch_specified): Ditto.
7246 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
7248 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
7249 (OPTION_MASK_ISA_ABM_SET): Ditto.
7250 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
7251 (OPTION_MASK_ISA_CX16_SET): Ditto.
7252 (OPTION_MASK_ISA_SAHF_SET): Ditto.
7253 (OPTION_MASK_ISA_AES_UNSET): Ditto.
7254 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
7255 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
7256 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
7257 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
7258 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
7259 (struct ptt): Move to static file scope from override_options.
7260 (processor_target_table): Ditto.
7262 (ix86_handle_option): Add support for options that are now isa options.
7263 (override_options): Add support for declaring functions that
7264 support different target options than were specified on the
7265 command line. Move struct ptt, processor_target_table, cpu_names,
7266 ix86_tune_defaulted, ix86_arch_specified to static file scope.
7267 Add bool argument. Fix up error messages so the appropriate error
7268 is given for either command line or attribute.
7269 (ix86_previous_fndecl): New static to remember previous function
7270 declaration to see if we need to change target options.
7271 (ix86_builtins_isa): New array to record the ISA of each builtin
7273 (def_builtin): Always create the builtin function, even if the
7274 current ISA doesn't support it.
7275 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
7276 tests for those builtins.
7277 (ix86_init_builtins): Remove TARGET_MMX test for calling
7278 ix86_init_mmx_sse_builtins.
7279 (ix86_expand_builtin): If the current ISA doesn't support a given
7280 builtin, signal an error.
7281 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
7282 (TARGET_SET_CURRENT_FUNCTION): Ditto.
7283 (TARGET_OPTION_SAVE): Ditto.
7284 (TARGET_OPTION_RESTORE): Ditto.
7285 (TARGET_OPTION_PRINT): Ditto.
7286 (TARGET_CAN_INLINE_P): Ditto.
7288 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
7290 * c-typeck.c (build_external_ref): Don't call assemble_external.
7291 * final.c (output_operand): Call assemble_external.
7293 2008-07-21 DJ Delorie <dj@redhat.com>
7295 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
7296 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7298 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7300 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
7301 original insn and splitter contents into ...
7302 ("*div<mode>3_fast"): ... this new pattern. Enable only if
7303 flag_unsafe_math_optimizations. Add dummy scratch register.
7304 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
7305 !flag_unsafe_math_optimizations. Returns number with next
7306 highest magnitude if this is still less or equal to the true
7307 quotient in magnitude.
7309 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
7311 * Makefile.in: Replace toplev.h with TOPLEV_H.
7312 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
7313 * c-lex.c (fe_file_change): Don't set in_system_header.
7314 * c-parser.c (c_token): Remove in_system_header.
7315 (c_lex_one_token): Don't set in_system_header.
7316 (c_parser_set_source_position_from_token): Don't set in_system_header.
7317 * diagnostic.c (diagnostic_report_diagnostic): Use location from
7320 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
7321 * flags.h (in_system_header): Remove.
7322 * function.c (saved_in_system_header): Remove.
7323 (push_cfun): Don't set in_system_header.
7324 (pop_cfun): Don't set in_system_header.
7325 (push_struct_function): Don't set in_system_header.
7326 * input.h (expanded_location): Add sysp.
7327 (in_system_header_at): New.
7328 (in_system_header): New.
7329 * toplev.c (in_system_header): Remove.
7330 * toplev.h: Include input.h
7332 * tree-cfg.c (execute_warn_function_return): Call warning_at.
7333 * tree-ssa.c (warn_uninit): Call warning_at.
7334 (warn_uninitialized_var): Update calls to warn_uninit.
7335 (warn_uninitialized_phi): Update calls to warn_uninit.
7336 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
7337 (expand_location): Initialize xloc.sysp.
7338 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
7339 (tree_decl_with_vis): Remove in_system_header_flag.
7341 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
7344 * recog.c (asm_operand_ok): Change the order of the extra
7345 memory constraint checks.
7347 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7350 * tree-switch-conversion.c (build_one_array): Call
7351 varpool_mark_needed_node and varpool_finalize_decl
7352 instead of assemble_variable.
7354 2008-07-19 Jan Hubicka <jh@suse.cz>
7356 * cgraph.c (cgraph_add_new_function): Do early local passes.
7357 * tree-nrv.c (gate_pass_return_slot): New gate.
7358 (pass_nrv): Add the gate.
7359 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
7361 (coalesce_ssa_name): Coalesce SSA names.
7362 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
7363 not optimizing so unused user vars remains visible.
7364 * common.opt (flag_tree_ter): Always enable by default.
7365 * tree-ssa-ter.c: Include flags.h
7366 (is_replaceable_p): Check that locations match; when aliasing is missing
7367 be conservative about loads.
7368 * tree-optimize.c (gate_init_datastructures): Remove.
7369 (pass_init_datastructures): New.
7370 * passes.c: Reorder passes so we always go into SSA.
7372 2008-07-19 Jan Hubicka <jh@suse.cz>
7374 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
7375 * doc/invoke.texi (--combine): Likewise.
7376 (-finline-functions-called-once): Update levels when enabled.
7377 (-funit-at-a-time): Document new behaviour.
7378 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
7379 -fno-section-anchors when disabled explicitly.
7380 (inline params): They are not ignored now.
7381 (precompiled headers): Remove unit-at-a-time as being incompatible.
7382 * opts.c (decode_options): Handle unit-at-a-time as alias;
7383 imply -fno-section-anchors when toplevel reorder is disabled
7385 * common.opt (ftoplevel-reorder): Set default value to 2.
7386 (funit-at-a-time): Set default value to 1.
7387 * config/rs6000/rs6000.c (optimization_options): Set section anchors
7390 2008-07-19 Jan Hubicka <jh@suse.cz>
7392 * builtins.c (expand_builtin_int_roundingfn,
7393 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
7396 2008-07-19 Richard Guenther <rguenther@suse.de>
7399 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
7400 * tree-ssa-sccvn.c (get_constant_value_id): New function.
7401 * tree-ssa-pre.c (get_expr_value_id): For newly created
7402 constant value-ids make sure to add the expression to its
7405 2008-07-19 Jakub Jelinek <jakub@redhat.com>
7408 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
7409 return value of the builtin is ignored.
7411 2008-07-19 Olivier Hainque <hainque@adacore.com>
7413 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
7414 bits, a C conformant malloc implementation has to provide.
7415 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
7417 2008-07-19 Joseph Myers <joseph@codesourcery.com>
7421 * reload.c (find_reloads_subreg_address): Only reload address if
7422 reloaded == 0, not for reloaded != 1.
7425 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7426 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7427 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7428 m32c_legitimize_reload_address.
7430 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7431 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7432 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7434 2008-07-19 Olivier Hainque <hainque@adacore.com>
7436 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
7437 argument, saying whether nested array are to be collapsed
7438 into a single array type DIE with multiple subscripts.
7439 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
7440 issues, centralize the nested array types collapsing control and
7441 disable the transformation for Ada.
7443 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
7446 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
7448 (x86_64_shift_adj_2): New expander.
7449 (x86_64_shift_adj_3): Ditto.
7450 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
7451 to split TImode operands.
7452 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
7453 (ix86_split_lshr): Ditto.
7455 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
7457 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
7458 and __CHAR32_TYPE__.
7459 * c-typeck.c (digest_init): Support char16_t and char32_t.
7460 (set_nonincremental_init_from_string): Idem.
7462 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7465 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
7466 PREFERRED_STACK_BOUNDARY.
7467 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7469 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7472 * function.c (locate_and_pad_parm): Cap boundary earlier.
7474 2008-07-17 Julian Brown <julian@codesourcery.com>
7476 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
7477 no-op for targets which don't use DLLs.
7479 2008-07-17 Martin Jambor <mjambor@suse.cz>
7481 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
7482 that nodes are relevant by examining the node->analyzed flag.
7483 (ipcp_init_stage): Check which nodes are relevant, assert that the
7484 relevant ones are also required.
7485 (ipcp_propagate_stage): Check on the side arrays are properly
7487 (ipcp_print_all_jump_functions): Make sure not to touch any node
7488 that is not analyzed or an edge that does not have a corresponding
7489 entry in the on-the-side vectors.
7490 (ipcp_function_scale_print): Likewise.
7491 (ipcp_update_callgraph): Check that the node is relevant.
7492 (ipcp_insert_stage): Check that the node is relevant. Check there is
7493 an info for every node and edge.
7494 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
7495 (ipa_print_all_tree_maps): Likewise and a new variable info.
7496 (ipa_print_all_params_modified): Likewise.
7497 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7499 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7502 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7504 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7506 PR rtl-optimization/36753
7507 * fwprop.c (use_killed_between): Don't shortcut
7508 single-definition global registers.
7510 2008-07-16 Jan Hubicka <jh@suse.cz>
7512 * cgraph.h (varpool_empty_needed_queue): Declare.
7513 * cgraphunit.c (output_in_order): Mark all variables as needed;
7515 * varpool.c (varpool_assemble_node): Update debug queue.
7516 (varpool_assemble_pending_decls): Don't do it here.
7517 (varpool_empty_needed_queue): New function.
7519 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7521 * recog.c (peephole2_optimize): Fix formatting.
7523 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7525 * c-pch.c (get_ident): Avoid C++ keywords.
7526 * combine-stack-adj.c (single_set_for_csa): Likewise.
7527 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7528 output_asm_insn): Likewise.
7529 * reload.c (push_secondary_reload, find_reusable_reload,
7530 push_reload, combine_reloads, find_reloads,
7531 debug_reload_to_stream): Likewise.
7532 * reload.h (struct reload): Likewise.
7533 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7534 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7535 emit_output_reload_insns): Likewise.
7536 * targhooks.c (default_secondary_reload): Likewise.
7537 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7539 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7541 * recog.c (validate_change_1, validate_change,
7542 validate_unshare_change, validate_replace_rtx_1, struct
7543 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7545 * reload.c (push_secondary_reload, secondary_reload_class,
7546 scratch_reload_class, find_valid_class, find_reusable_reload,
7547 push_reload, find_dummy_reload, find_reloads_address_1,
7548 find_reloads_address_part, find_equiv_reg): Likewise.
7549 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7550 choose_reload_regs): Likewise.
7551 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7553 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7554 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7555 * sched-rgn.c (concat_INSN_LIST): Likewise.
7556 * stor-layout.c (mode_for_size, mode_for_size_tree,
7557 smallest_mode_for_size): Likewise.
7559 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7561 * cfg.c (dump_reg_info): Avoid C++ keywords.
7562 * dwarf2asm.c (dw2_force_const_mem,
7563 dw2_asm_output_encoded_addr_rtx): Likewise.
7564 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7565 * expmed.c (expand_shift): Likewise.
7566 * global.c (find_reg): Likewise.
7567 * graph.c (draw_edge): Likewise.
7568 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7569 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7570 widen_clz, widen_bswap, expand_parity, expand_unop,
7571 emit_cmp_and_jump_insn_1): Likewise.
7572 * postreload.c (reload_cse_simplify_operands): Likewise.
7573 * ra.h (add_neighbor): Likewise.
7574 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7575 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7576 record_reg_classes, copy_cost, record_address_regs,
7577 invalid_mode_change_p): Likewise.
7578 * regrename.c (regrename_optimize, scan_rtx_reg,
7579 dump_def_use_chain, find_oldest_value_reg,
7580 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7582 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7584 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7585 MASK_POWERPC64 for power4 in previous commit.
7587 2008-07-16 Olivier Hainque <hainque@adacore.com>
7589 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7590 instead of bare conversion to cast const-ness away.
7592 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7594 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7595 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7596 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7597 (TARGET_FUNCTION_VALUE): Define.
7599 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7601 * config/rs6000/rs6000.c (processor_target_table): Add
7602 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7604 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7607 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7608 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7609 m32c_legitimize_reload_address.
7611 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
7613 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7614 DECL_IN_SYSTEM_HEADER in sync.
7616 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7618 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7619 * tree-ssa-pre.c (pre_expr_eq): Ditto
7620 (get_constant_for_value_id): Take a type as an argument.
7621 (fully_constant_expression): Pass in type.
7622 (find_or_generate_expression): Short circuit constant case.
7623 (create_expression_by_pieces): Remove special casing of
7625 (do_regular_insertion): Short circuit constant case.
7626 (do_partial_partial_insertion): Ditto.
7628 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7631 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7633 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7635 * config/xtensa/libgcc-xtensa.ver: New file.
7636 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7638 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7640 * df-problems.c (df_set_note): Avoid C++ keywords.
7641 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7642 * dse.c (record_store, remove_useless_values): Likewise.
7643 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7644 gen_reg_rtx_offset, operand_subword, change_address_1,
7645 change_address, adjust_address_1, offset_address,
7646 widen_memory_access, emit_copy_of_insn_after): Likewise.
7647 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7648 * fwprop.c (should_replace_address, propagate_rtx_1,
7649 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7651 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7652 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7653 * lcm.c (compute_insert_delete, pre_edge_lcm,
7654 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7655 * lower-subreg.c (resolve_reg_notes): Likewise.
7656 * mode-switching.c (optimize_mode_switching): Likewise.
7658 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7660 * bt-load.c (add_btr_def, migrate_btr_def,
7661 branch_target_load_optimize): Avoid C++ keywords.
7662 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7664 * combine.c (subst, simplify_set, make_extraction,
7665 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7666 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7667 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7669 2008-07-15 Richard Guenther <rguenther@suse.de>
7672 * c-common.c (strict_aliasing_warning): Do not warn for
7673 TYPE_REF_CAN_ALIAS_ALL pointers.
7674 (c_common_get_alias_set): may_alias types are not special.
7675 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7676 attribute and set can_ref_all accordingly.
7677 (build_reference_type_for_mode): Likewise.
7678 * doc/extend.texi (may_alias): Clarify.
7680 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7683 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7684 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7686 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7689 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7690 gcc_assert, instead call output_operand_lossage.
7692 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7694 * builtins.c (std_canonical_va_list): Treat structure based
7697 2008-07-15 Ben Elliston <bje@au.ibm.com>
7699 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7701 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
7703 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7706 2008-07-14 Jan Hubicka <jh@suse.cz>
7708 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7709 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7710 fix predicates and constraints.
7711 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7712 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7714 2008-07-14 Doug Kwan <dougkwan@google.com>
7716 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7717 additional option file arm/eabi.opt.
7718 * config/arm/eabi.h (File): New configuration file for EABI targets.
7719 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7720 SUBSUBTARGET_EXTRA_SPECS.
7721 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7722 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7723 from STARTFILE_SPEC so that it can be referenced in an override.
7724 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7725 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7726 can be referenced in an override.
7727 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7728 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7729 so that it can be referenced in an override.
7730 (LINK_SPEC): Use BPABI_LINK_SPEC.
7731 * config/arm/eabi.opt (File): New.
7733 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7735 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7736 (FIXED_VALUE_H): New variable.
7737 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7738 input.h, fixed-value.h.
7739 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7740 (BASIC_BLOCK_H): Use $(BITMAP_H).
7741 (FUNCTION_H): Add varray.h.
7742 (IPA_REFERENCE_H): Use $(BITMAP_H).
7743 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7744 (DF_H): Use $(BITMAP_H).
7745 (GGC_H): Add statistics.h.
7747 (INSN_ATTR_H): Use it.
7748 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7750 (SYMTAB_H): Add $(OBSTACK_H).
7751 (CPP_INTERNAL_H): New.
7752 (TREE_DUMP_H): Add tree-pass.h.
7753 (TREE_FLOW_H): Use $(BITMAP_H)
7754 (PRETTY_PRINT_H): Use $(INPUT_H).
7755 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7758 (many object files): Fix lots of header dependencies throughout.
7760 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7762 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7764 (s-gtyp-input): Use them to write tmp-gi.list.
7765 (echo_to_gi.list): Remove.
7767 2008-07-14 Richard Guenther <rguenther@suse.de>
7769 * tree-ssa-sccvn.c (pre_info): Remove.
7770 (switch_to_PRE_table): Likewise.
7771 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7772 (set_hashtable_value_ids): Do not create value-ids for the
7774 (run_scc_vn): Remove double test. Remove bogus special-case
7775 in value-number printing.
7776 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7777 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7779 * tree-flow-inline.h (get_value_handle): Remove.
7780 * tree-flow.h (get_value_handle): Remove.
7782 2008-07-14 Martin Jambor <mjambor@suse.cz>
7784 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7785 in which we generate arithmetics is not a subrange.
7787 2008-07-14 Martin Jambor <mjambor@suse.cz>
7789 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7791 2008-07-14 Richard Guenther <rguenther@suse.de>
7793 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7795 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7798 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7799 reload for symbol refs moved to r0 with -fPIC.
7800 (legitimize_pic_address): Use the target register as temporary
7802 (emit_symbolic_move): Adjust comment.
7803 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7806 2008-07-14 Ben Elliston <bje@au.ibm.com>
7808 * c-common.h (C_CPP_HASHNODE): New macro.
7809 * coretypes.h (struct cpp_token): Forward declare.
7810 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7811 the context-sensitive keyword method.
7812 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7813 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7814 expand_bool_pixel): New.
7815 (altivec_categorize_keyword): New function.
7816 (init_vector_keywords): New function.
7817 (rs6000_macro_to_expand): Likewise.
7818 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7819 compiling an ISO C dialect.
7821 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7823 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7824 (create_expression_by_pieces): Fix typo.
7825 (do_regular_insertion): Use debug counter here too.
7827 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7830 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7831 CONST_OK_FOR_LETTER_P. All port-local users changed.
7832 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7833 implement Kp matching power-of-two.
7834 (CONSTRAINT_LEN): Define to match.
7835 * config/cris/cris.md: Replace all use of constraint K with Kc.
7836 ("*btst*): Use Kp for operand 0 of last alternative.
7838 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7841 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7844 2008-07-13 Jan Hubicka <jh@suse.cz>
7846 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7849 2008-07-13 Richard Guenther <rguenther@suse.de>
7852 * langhooks.c (lhd_print_error_function): Deal with recursive
7855 2008-07-12 Jan Hubicka <jh@suse.cz>
7857 * cgraph.c (assembler_name_hash): New static var.
7858 (hash_node_by_assembler_name, eq_assembler_name): New.
7859 (cgraph_node_for_asm): Use hashtable.
7860 (cgraph_remove_node): Maintain hashtable.
7861 (change_decl_assembler_name): Sanity check that names are not changing
7862 after aliasing was processed.
7863 * cgraph.h (varpoon_node): Add next GGC marker.
7864 * tree.c (decl_assembler_name_equal): Constify.
7865 (decl_assembler_name_hash): New.
7866 * tree.h (decl_assembler_name_equal): Constify.
7867 (decl_assembler_name_hash): Update.
7869 2008-07-12 David Daney <ddaney@avtrex.com>
7871 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7874 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7876 * doc/md.texi: Document the MIPS "v" constraint.
7877 * config/mips/mips.h (reg_class): Revert last change.
7878 (REG_CLASS_NAMES): Likewise.
7879 (REG_CLASS_CONTENTS): Likewise.
7880 * config/mips/mips.c (mips_regno_to_class): Likewise.
7881 * config/mips/constraints.md (v): Likewise, but add documentation.
7882 Add a comment to say that this constraint should not be used in
7885 2008-07-11 DJ Delorie <dj@redhat.com>
7887 * config/h8300/h8300.md (length): Fix branch offset limit.
7889 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7891 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7892 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7893 (avr_hard_regno_scratch_ok): New function.
7894 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7895 * config/avr/avr.md (all peepholes that request a scratch register):
7896 Remove avr_peep2_scratch_safe use.
7898 2008-07-11 Tom Tromey <tromey@redhat.com>
7899 Ian Lance Taylor <iant@google.com>
7901 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7902 (struct c_common_resword): Define.
7903 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7904 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7905 (c_common_reswords, num_c_common_reswords): Declare.
7906 * c-common.c (c_common_reswords): New global const array.
7907 (num_c_common_reswords): New const int.
7908 * c-parser.c (struct resword, reswords): Don't define.
7909 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7910 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7911 than reswords. If warning about C++ keywords, give them a special
7913 (c_lex_one_token): Warn about C++ keywords. Call
7914 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7915 (c_parser_external_declaration): Look for RID_xxx rather than
7916 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7917 (c_parser_statement_after_labels): Likewise.
7918 (c_parser_objc_class_instance_variables): Likewise.
7919 (c_parser_objc_class_declaration): Likewise.
7920 (c_parser_objc_try_catch_statement): Likewise.
7921 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7922 (declspecs_add_type): Likewise.
7924 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7926 * ggc-page.c (alloc_page):
7927 Substituting xmalloc, xcalloc with
7928 XNEWVEC and XCNEWVAR macros which add the
7931 2008-07-11 Richard Guenther <rguenther@suse.de>
7933 PR tree-optimization/36765
7934 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7935 aliases from HEAP vars to SMTs.
7937 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7939 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7940 * configure.ac (loose_warn): Move -Wc++-compat from here...
7941 (strict_warn): ...to here.
7942 * configure: Regenerate.
7944 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7946 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7947 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7948 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7949 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7950 excluding more specific h8300-*-* and sh-*-* targets.
7952 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7954 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7956 (execute_pre): Call loop_optimizer_finalize in early exit.
7958 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7961 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7962 uids in the bitmap, not just VAR_DECL uids.
7964 PR rtl-optimization/36419
7965 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7966 (combine_stack_adjustments_for_block): Call it if needed. Delete
7968 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7969 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7970 prologue sp adjustment.
7972 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7975 * opts.c (print_ignored_options): Report postponed diagnostics for
7976 unknown -Wno-* options as warnings, not errors.
7977 (postpone_unknown_option_error): Renamed to...
7978 (postpone_unknown_option_warning): ... this.
7980 2008-07-09 Doug Kwan <dougkwan@google.com>
7983 2008-07-08 Doug Kwan <dougkwan@google.com>
7985 * config/arm/arm.opt (mandroid): New option.
7986 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7987 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7989 (CC1PLUS_SPEC): Same.
7991 (STARTFILE_SPEC): Same.
7992 (ENDFILE_SPEC): Same.
7993 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7996 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7999 * config/mips/mips.h (reg_class): Remove V1_REG.
8000 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8001 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
8003 (mips_get_tp): New function.
8004 (mips_legitimize_tls_address): Use it.
8005 * config/mips/constraints.md (v): Delete.
8006 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
8007 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
8008 After reload, split into a move and ...
8009 (*tls_get_tp_<mode>_split): ...this new instruction.
8011 2008-07-09 David Daney <ddaney@avtrex.com>
8013 * config/mips/driver-native.c: Include coretypes.h and tm.h.
8015 2008-07-09 Jakub Jelinek <jakub@redhat.com>
8017 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
8018 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
8020 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
8021 htab_delete should be called. Don't free c.
8022 (lookup_tmp_var): Create temp_htab lazily.
8023 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
8024 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
8026 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
8027 lower_omp_ordered, lower_omp_critical, lower_omp_for,
8028 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
8029 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
8030 * tree-sra.c (generate_element_init): Likewise.
8031 * tree-mudflap.c (execute_mudflap_function_ops,
8032 execute_mudflap_function_decls): Likewise.
8033 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
8034 * tree-gimple.h (struct gimplify_ctx): New type.
8035 (push_gimplify_context): Adjust prototype.
8037 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
8039 * tree-ssa-pre.c (phi_translate_1): Update placement of
8042 2008-07-09 Anatoly Sokolov <aesok@post.ru>
8044 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
8045 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
8046 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
8047 * targhooks.c (default_hard_regno_scratch_ok): New function.
8048 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
8049 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
8050 * recog.c: Include "target.h".
8051 (peep2_find_free_register): Add check for global regs. Add target
8053 * Makefile.in (recog.o): Depend on target.h.
8055 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
8057 * config/sh/sh.c (sh_canonical_va_list_type): New.
8058 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
8060 2008-07-09 Raksit Ashok <raksit@google.com>
8062 * doc/invoke.texi (Option Summary): Mention new option
8063 -Wdisallowed-function-list=...
8064 (Warning Options): Document -Wdisallowed-function-list=...
8065 * common.opt (Wdisallowed-function-list=): New flag.
8066 * flags.h (warn_disallowed_functions): External definition of new
8067 boolean warning flag.
8068 (warn_if_disallowed_function_p): Declare new function.
8069 * opts.c (warning_disallowed_functions): New static variable.
8070 (warn_disallowed_functions): New boolean warning flag.
8071 (warn_if_disallowed_function_p): New function.
8072 (add_comma_separated_to_vector): Rename
8073 add_instrument_functions_exclude_list to this.
8074 (common_handle_option): Handle new option. Rename calls to
8075 add_instrument_functions_exclude_list into calls to
8076 add_comma_separated_to_vector.
8077 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
8078 based on flag warn_disallowed_functions.
8080 2008-07-09 Christian Bruel <christian.bruel@st.com>
8082 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
8083 instead of get_attr_length.
8085 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8087 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
8089 * genemit.c (gen_insn): Likewise.
8090 * gengtype.c (note_def_vec): Likewise.
8091 * gengtype.h (note_def_vec): Likewise.
8092 * genoutput.c (struct data, output_insn_data, process_template,
8093 gen_expand, gen_split, note_constraint): Likewise.
8094 * genrecog.c (new_decision, add_to_sequence, factor_tests,
8095 make_insn_sequence): Likewise.
8096 * gensupport.c (record_insn_name): Likewise.
8098 2008-07-08 Doug Kwan <dougkwan@google.com>
8100 * config/arm/arm.opt (mandroid): New option.
8101 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8102 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8104 (CC1PLUS_SPEC): Same.
8106 (STARTFILE_SPEC): Same.
8107 (ENDFILE_SPEC): Same.
8108 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8111 2008-07-08 Raksit Ashok <raksit@google.com>
8113 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
8114 (set_storage_via_setmem): Fix expected_align parameter.
8115 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
8116 missing from the list.
8117 * doc/md.texi (movmem): Explicitly state that expected alignment is
8118 to be expressed in bytes.
8119 (setmem): Explicitly state that expected alignment is to be expressed
8122 2008-07-08 Joseph Myers <joseph@codesourcery.com>
8124 * reload.c (find_reloads_subreg_address): Do not require validity
8125 of address in original mode before reloading address.
8127 2008-07-07 Tianwei Sheng <tianweis@google.com>
8129 * df-core.c (df_remove_problem): Adjust the access to avoid out of
8130 bounds array access.
8132 2008-07-08 Jakub Jelinek <jakub@redhat.com>
8134 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
8136 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
8138 Fix PR tree-optimization/23455
8139 Fix PR tree-optimization/35286
8140 Fix PR tree-optimization/35287
8141 * Makefile.in (OBJS-common): Remove tree-vn.o.
8142 (tree-vn.o): Remove.
8143 * dbgcnt.def: Add treepre_insert debug counter.
8144 * gcc/tree-flow.h (add_to_value): Updated for other changes.
8145 (debug_value_expressions): Ditto.
8146 (print_value_expressions): Ditto.
8147 * tree-pretty-print.c (dump_generic_node): Updated for
8148 VALUE_HANDLE removal.
8149 * tree-ssa-dom.c (record_equality): Ditto.
8150 (cprop_operand): Ditto.
8151 (lookup_avail_expr): Ditto.
8152 * tree-ssa-threadedge.c
8153 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
8154 (simplify_control_stmt_condition): Ditto.
8155 * tree.c (tree_code_size): Ditto.
8156 (tree_node_structure): Ditto.
8157 (iterative_hash_expr): Ditto.
8159 * tree.h (VALUE_HANDLE_ID): Ditto.
8160 (VALUE_HANDLE_EXPR_SET): Ditto.
8161 (struct tree_value_handle): Ditto.
8162 (union tree_node): Ditto.
8163 * treestruct.def: Ditto.
8164 * tree-vn.c: Removed.
8165 * tree-ssa-pre.c: Rewritten entirely.
8166 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
8167 (constant_value_ids): Ditto.
8168 (vn_nary_op_t): Moved to header.
8170 (vn_reference_op_t): Ditto
8171 (vn_reference_t): Ditto.
8172 (next_value_id): New variable.
8173 (VN_INFO): Add an assert.
8174 (vn_constant_eq): New function.
8175 (vn_constant_hash): Ditto.
8176 (get_or_alloc_constant_value_id): Ditto.
8177 (value_id_constant_p): Ditto.
8178 (vn_reference_compute_hash): De-staticify.
8179 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
8180 Disable some code with a FIXME. Remove VALUE_HANDLE use.
8181 (valueize_refs): Update opcode if it changes from ssa name to constant.
8182 (vn_reference_lookup_1): Add new argument.
8183 (vn_reference_lookup): Ditto.
8184 (vn_reference_lookup_pieces): New function.
8185 (vn_reference_insert): Add return type. Modify to deal with value ids.
8186 (vn_reference_insert_pieces): New function.
8187 (vn_nary_op_compute_hash): De-staticify.
8188 (vn_nary_op_eq): Ditto.
8189 (vn_nary_op_lookup_pieces): New function.
8190 (vn_nary_op_lookup): Add new argument.
8191 (vn_nary_op_insert_pieces): New function.
8192 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
8193 (vn_phi_insert): Ditto.
8194 (visit_unary_op): Update for callee changes.
8195 (visit_binary_op): Ditto.
8196 (visit_reference_op_load): Ditto.
8197 (visit_reference_op_store): Ditto.
8198 (init_scc_vn): Init next_value_id, constant_to_value_id and
8200 (free_scc_vn): Free them.
8201 (set_hashtable_value_ids): New function.
8202 (run_scc_vn): Use it.
8203 (get_max_value_id): New function.
8204 (get_next_value_id): Ditto.
8205 (expressions_equal_p): Moved from tree-vn.c
8206 (sort_vuses): Ditto.
8207 (sort_vuses_heap): Ditto.
8208 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
8210 * tree.c (iterative_hash_hashval_t): Made non-static
8211 * tree.h (iterative_hash_hashval_t): Declare it.
8213 2008-07-08 Martin Jambor <mjambor@suse.cz>
8215 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
8216 instead of ipa_create_node_params.
8217 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
8218 ipa_check_create_edge_args, free them with
8219 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
8221 * ipa-prop.c: Include flags.h and tree-inline.h.
8222 (ipa_node_params_vector): New variable.
8223 (ipa_edge_args_vector): New variable.
8224 (edge_removal_hook_holder): New variable.
8225 (node_removal_hook_holder): New variable.
8226 (edge_duplication_hook_holder): New variable.
8227 (node_duplication_hook_holder): New variable.
8228 (ipa_detect_param_modifications): Check for presence of modified flags.
8229 (ipa_compute_jump_functions): Check for presence of jump functions.
8230 (ipa_free_edge_args_substructures): New function.
8231 (ipa_create_node_params): Removed.
8232 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
8233 (ipa_free_node_params_substructures): New function.
8234 (ipa_free_all_node_params): Changed to deallocate the on-the-side
8236 (ipa_edge_removal_hook): New function.
8237 (ipa_node_removal_hook): New function.
8238 (duplicate_array): New function.
8239 (ipa_edge_duplication_hook): New function.
8240 (ipa_node_duplication_hook): New function.
8241 (ipa_register_cgraph_hooks): New function.
8242 (ipa_unregister_cgraph_hooks): New function.
8243 (free_all_ipa_structures_after_ipa_cp): New function.
8245 * ipa-prop.h: Include vec.h.
8246 (ipa_node_params_t): New typedef with vector types for it.
8247 (ipa_edge_args_t): New typedef with vector types for it.
8248 (IPA_NODE_REF): Changed to access an on-the-side vector.
8249 (IPA_EDGE_REF): Changed to access an on-the-side vector.
8250 (ipa_check_create_node_params): New function.
8251 (ipa_check_create_edge_args): New function.
8253 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
8256 2008-07-07 Tom Tromey <tromey@redhat.com>
8258 * configure, config.in: Rebuilt.
8259 * configure.ac: Don't check for scandir or alphasort.
8261 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8263 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
8264 types immediately after creating them.
8266 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8268 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
8270 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
8272 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
8273 dump_constraint_graph.
8274 (dump_constraint_edge): New function.
8275 (dump_constraint_graph): New function.
8276 (debug_constraint_graph): New function.
8277 (dump_constraint): Removed useless comparison.
8278 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
8279 (dump_constraint_graph): Declare.
8280 (debug_constraint_graph): Declare.
8281 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
8283 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
8285 * config/i386/i386.c (is_va_list_char_pointer): New.
8286 (ix86_va_start): Replace compare with ms_va_list_type_node
8287 by is_va_list_char_pointer.
8288 (ix86_gimplify_va_arg): Likewise.
8290 2008-07-07 Martin Jambor <mjambor@suse.cz>
8292 * cgraph.c (cgraph_edge_max_uid): New variable.
8293 (struct cgraph_edge_hook_list): New type.
8294 (struct cgraph_node_hook_list): New type.
8295 (struct cgraph_2edge_hook_list): New type.
8296 (struct cgraph_2node_hook_list): New type.
8297 (first_cgraph_edge_removal_hook): New variable.
8298 (first_cgraph_node_removal_hook): New variable.
8299 (first_cgraph_edge_duplicated_hook): New variable.
8300 (first_cgraph_node_duplicated_hook): New variable.
8301 (cgraph_add_edge_removal_hook): New function.
8302 (cgraph_remove_edge_removal_hook): New function.
8303 (cgraph_call_edge_removal_hooks): New function.
8304 (cgraph_add_node_removal_hook): New function.
8305 (cgraph_remove_node_removal_hook): New function.
8306 (cgraph_call_node_removal_hooks): New function.
8307 (cgraph_add_edge_duplication_hook): New function.
8308 (cgraph_remove_edge_duplication_hook): New function.
8309 (cgraph_call_edge_duplication_hooks): New function.
8310 (cgraph_add_node_duplication_hook): New function.
8311 (cgraph_remove_node_duplication_hook): New function.
8312 (cgraph_call_node_duplication_hooks): New function.
8313 (cgraph_create_edge): Assign to edge uid.
8314 (cgraph_remove_edge): Call edge removal hooks.
8315 (cgraph_node_remove_callees): Call edge removal hooks.
8316 (cgraph_node_remove_callers): Call edge removal hooks.
8317 (cgraph_remove_node): Call node removal hooks.
8318 (cgraph_clone_edge): Call edge duplication hooks.
8319 (cgraph_clone_node): Call node duplication hooks.
8321 * cgraph.h (cgraph_edge): New field uid.
8322 (cgraph_edge_hook): New type.
8323 (cgraph_node_hook): New type.
8324 (cgraph_2edge_hook): New type.
8325 (cgraph_2node_hook): New type.
8327 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
8329 * config.in: Regenerate.
8331 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
8333 * gcc.c (print_sysroot): New.
8334 (option_map, display_help, process_command): Handle the
8335 -print-sysroot option.
8336 (main): Print the sysroot if requested.
8337 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
8339 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8342 * unwind-pe.h (size_of_encoded_value): add attribute unused.
8344 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
8346 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
8347 (assign_parm_setup_block_p): Also check mode of entry_parm.
8349 2008-07-07 Richard Guenther <rguenther@suse.de>
8351 * tree-ssa-structalias.h (set_used_smts): Remove.
8352 * tree-ssa-structalias.c (used_smts): Likewise.
8353 (set_used_smts): Likewise.
8354 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
8355 call to set_used_smts.
8357 2008-07-07 Richard Guenther <rguenther@suse.de>
8359 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
8360 (new_var_info): Set it to false.
8361 (solution_set_add): Correctly handle pointers outside a var and
8363 (type_safe): Treat variables with is_full_var properly.
8364 (do_sd_constraint): Likewise.
8365 (do_ds_constraint): Likewise.
8366 (process_constraint): Remove zeroing offset for !use_field_sensitive.
8367 (get_constraint_for_ptr_offset): New function.
8368 (get_constraint_for_component_ref): For addresses at least include
8369 the last field of the variable. Handle is_full_vars properly.
8370 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
8371 (handle_ptr_arith): Remove.
8372 (find_func_aliases): Simplify assignment handling.
8373 (create_function_info_for): For parameter and result varinfos set
8375 (create_variable_info_for): Set is_full_var flag whenever we
8376 just created a single varinfo for a decl.
8377 (init_alias_vars): Initialize use_field_sensitive from
8378 max-fields-for-field-sensitive parameter.
8380 2008-07-07 Richard Guenther <rguenther@suse.de>
8382 PR tree-optimization/36713
8383 * tree-flow-inline.h (is_call_used): New function.
8384 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
8385 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8386 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
8388 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8390 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
8392 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
8394 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
8396 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8397 Nathan Sidwell <nathan@codesourcery.com>
8399 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
8400 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
8402 * config/m68k/t-linux: New.
8403 * doc/install.texi: Document m68k-*-linux is now multilibbed by
8406 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
8408 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
8409 * config/m68k/m68k-devices.def: Remove multilibs that only differ
8412 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8414 * gcc.c (execute): Fix -Wc++-compat warning.
8416 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
8419 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
8420 constant for little endian.
8422 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
8424 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
8425 mips_base_mips16 instead of TARGET_MIPS16.
8426 (mips_base_mips16): Declare.
8427 * config/mips/mips.c (mips_base_mips16): Make global.
8428 (was_mips16_p): Remove GTY marker.
8429 (was_mips16_pch_p): New variable.
8430 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
8431 (mips_override_options): Force to non-MIPS16 mode initially.
8432 Do not complain about MIPS16 PIC incompatibilities here.
8433 Only allow -mgpopt if -mexplicit-relocs is in force for
8436 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
8438 * configure.ac: Check for caddr_t, define to char * if not defined.
8439 * configure: Regenerate.
8440 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
8441 (mmap_gt_pch_use_address): Likewise.
8442 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
8444 2008-07-06 Richard Guenther <rguenther@suse.de>
8446 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
8447 (new_var_info): Deal with it.
8448 (solution_set_add): Likewise.
8449 (bitpos_of_field): Make signed, fix.
8450 (struct fieldoff): Remove type and decl fields. Make size field
8451 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
8453 (fieldoff_compare): Deal with it.
8454 (push_fields_onto_fieldstack): Remove has_union argument, glob
8455 adjacent non-pointer fields together.
8456 (create_function_info_for): Do not set has_union.
8457 (create_variable_info_for): Simplify.
8459 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
8461 * config.gcc (extra_headers): Add cross-stdarg.h for target
8462 x86_64-*-* and i?86-*-*.
8463 * config/i386/cross-stdarg.h: New.
8464 * builtins.c (std_fn_abi_va_list): New.
8465 (std_canonical_va_list_type): New.
8466 (stabilize_va_list): Replace va_list_type_node use by
8467 mtarget.canonical_va_list_type.
8468 (gimplify_va_arg_expr): Likewise.
8469 (expand_builtin_va_copy): Replace va_list_type_node use by
8470 mtarget.fn_abi_va_list.
8471 * tree-sra.c (is_va_list_type): New helper.
8472 (decl_can_be_decomposed_p): Replace
8473 va_list_type_node use by is_va_list_type.
8474 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
8475 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8476 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
8477 * config/i386/i386-protos.h (ix86_get_valist_type): New.
8478 (ix86_enum_va_list): New.
8479 * config/i386/i386.c (sysv_va_list_type_node): New.
8480 (ms_va_list_type_node): New.
8481 (ix86_function_type_abi): Remove sorry.
8482 (ix86_build_builtin_va_list_abi): New.
8483 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
8485 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
8486 (ix86_init_builtins_va_builtins_abi): New.
8487 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
8489 (ix86_handle_abi_attribute): New.
8490 (attribute_spec): Add sysv_abi and ms_abi.
8491 (ix86_fn_abi_va_list): New.
8492 (ix86_canonical_va_list_type): New.
8493 (ix86_enum_va_list): New.
8494 (TARGET_FN_ABI_VA_LIST): New.
8495 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8496 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
8497 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8498 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8499 (TARGET_ENUM_VA_LIST): New.
8500 * expr.h (std_fn_abi_va_list): New.
8501 (std_canonical_va_list_type): New.
8502 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8503 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8504 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8505 TARGET_CANONICAL_VA_LIST_TYPE.
8506 * target.h (struct gcc_target): Add fn_abi_va_list hook
8507 and canonical_va_list_type hook.
8509 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8511 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8512 integral and pointer types.
8514 2008-07-04 Roger Sayle <roger@eyesopen.com>
8516 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8517 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8519 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8522 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8524 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8526 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8527 build_gimple_modify_stmt.
8528 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8529 gimple operand. Use fold_build* instead of build*.
8531 2008-07-04 Richard Guenther <rguenther@suse.de>
8533 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8534 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8535 properly to compute the reachability set if we do field-sensitive PTA.
8536 * invoke.texi (max-fields-for-field-sensitive): Document default.
8537 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8538 100 for optimize >= 2.
8540 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8542 * ggc-zone.c (lookup_page_table_if_allocated,
8543 set_page_table_entry, zone_find_object_size, alloc_small_page,
8544 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8545 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8546 -Wc++-compat and/or -Wcast-qual warnings.
8548 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8551 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8552 pic_offset_table_rtx to be marked as used here.
8553 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8554 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8555 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8556 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8559 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8561 * alloc-pool.c (hash_descriptor, eq_descriptor,
8562 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8563 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8565 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8566 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8567 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8568 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8571 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8573 * tree-flow.h (loop_only_exit_p): Declare.
8574 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8575 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8576 the number of iterations if it is constant. Otherwise, if this is the
8577 only possible exit of the loop, use the conservative estimate on the
8578 number of iterations of the entire loop if available.
8580 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8582 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8583 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8584 Add synchronization functions.
8585 * config/sync.c: New file.
8586 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8587 (LIBGCC_SYNC_CFLAGS): Likewise.
8589 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8592 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8593 (*pushtf_sse): New insn pattern.
8594 (pushtf splitters): New splitters.
8596 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8599 * predict.c (build_predict_expr): Use void_type_node for the tree
8600 type, instead of NULL_TREE.
8602 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8604 * config/i386/i386.c (contains_aligned_value_p): Return true
8606 (ix86_data_alignment): Align TCmode to 128bits.
8607 (ix86_local_alignment): Likewise.
8609 2008-07-03 Andrew Haley <aph@redhat.com>
8612 * vec.h (VEC_TA): New.
8613 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8614 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8615 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8616 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8617 (C_COMMON_FIXED_TYPES): Remove first arg.
8618 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8619 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8620 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8621 not to use empty macro arguments.
8623 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8625 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8626 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8627 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8628 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8629 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8630 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8631 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8632 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8633 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8634 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8635 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8636 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8637 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8638 config/rs6000/e500crtres64gpr.asm,
8639 config/rs6000/e500crtres64gprctr.asm,
8640 config/rs6000/e500crtrest32gpr.asm,
8641 config/rs6000/e500crtrest64gpr.asm,
8642 config/rs6000/e500crtresx32gpr.asm,
8643 config/rs6000/e500crtresx64gpr.asm,
8644 config/rs6000/e500crtsav32gpr.asm,
8645 config/rs6000/e500crtsav64gpr.asm,
8646 config/rs6000/e500crtsav64gprctr.asm,
8647 config/rs6000/e500crtsavg32gpr.asm,
8648 config/rs6000/e500crtsavg64gpr.asm,
8649 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8650 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8651 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8652 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8653 config/sparc/sol2-cn.asm: Remove .file directives.
8655 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8657 * resource.c (mark_referenced_resources): Look inside
8658 UNSPEC_VOLATILEs and ASM_INPUTs.
8660 2008-07-02 Ian Lance Taylor <iant@google.com>
8662 * rtlanal.c (add_reg_note): New function.
8663 * rtl.h (add_reg_note): Declare.
8664 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8665 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8666 * builtins.c (expand_builtin_longjmp): Likewise.
8667 (expand_builtin_nonlocal_goto): Likewise.
8668 * calls.c (emit_call_1, expand_call): Likewise.
8669 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8670 * cfglayout.c (fixup_reorder_chain): Likewise.
8671 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8672 (commit_one_edge_insertion): Likewise.
8673 * combine.c (move_deaths, distribute_notes): Likewise.
8674 * df-problems.c (df_set_note): Likewise.
8675 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8676 (set_unique_reg_note): Likewise.
8677 (emit_copy_of_insn_after): Likewise.
8678 * expr.c (expand_expr_real): Likewise.
8679 * gcse.c (add_label_notes): Likewise.
8680 * haifa-sched.c (create_check_block_twin): Likewise.
8681 * jump.c (mark_jump_label_1): Likewise.
8682 * loop-doloop.c (add_test, doloop_modify): Likewise.
8683 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8684 * lower-subreg.c (move_eh_region_note): Likewise.
8685 * optabs.c (emit_libcall_block): Likewise.
8686 * predict.c (predict_insn): Likewise.
8687 (combine_predictions_for_insn): Likewise.
8688 * recog.c (peephole2_optimize): Likewise.
8689 * regmove.c (try_auto_increment): Likewise.
8690 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8691 * reload.c (find_reloads): Likewise.
8692 * reload1.c (fixup_eh_region_note): Likewise.
8693 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8694 * reorg.c (delete_prior_computation): Likewise.
8695 (delete_computation, dbr_schedule): Likewise.
8696 * config/pa/pa.c (legitimize_pic_address): Likewise.
8697 * config/sh/sh.c (sh_reorg): Likewise.
8699 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8702 * config/libgcc-glibc.ver: Add %exclude.
8703 * config/m32r/libgcc-glibc.ver: Likwise.
8704 * config/s390/libgcc-glibc.ver: Likwise.
8705 * config/sh/libgcc-glibc.ver: Likwise.
8706 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8708 * config/i386/libgcc-glibc.ver: New.
8710 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8712 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8714 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8715 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8716 i[34567]86-*-linux*, x86_64-*-linux*. Add
8717 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8718 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8719 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8720 i[34567]86-*-linux*, x86_64-*-linux*.
8722 * libgcc-std.ver: Add empty GCC_4.4.0.
8724 * mkmap-symver.awk: Support multiple versions per symbol.
8726 * config/i386/i386.c (ix86_init_builtins): Always define
8727 __builtin_fabsq and __builtin_copysignq with fallbacks.
8728 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8729 and __builtin_copysignq if SSE2 isn't available.
8731 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8732 (LIBGCC2_TF_CEXT): Likwise.
8735 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8737 * config/i386/sfp-machine.h: Moved to libgcc.
8739 * config/i386/sfp-machine.h: New.
8740 * config/i386/t-linux: Likwise.
8742 * config/i386/t-darwin: Remove softfp_wrap_start and
8744 * config/i386/t-darwin64: Likewise.
8746 * config/i386/t-fprules-softfp64: Renamed to ...
8747 * config/i386/t-fprules-softfp: This.
8749 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8750 and softfp_wrap_end.
8752 2008-07-02 Jason Merrill <jason@redhat.com>
8754 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8756 * tree.c (ctor_to_list): New fn.
8757 * tree.h: Declare it.
8758 (CONSTRUCTOR_ELT): New macro.
8759 (CONSTRUCTOR_NELTS): New macro.
8761 2008-07-02 Richard Guenther <rguenther@suse.de>
8763 * tree-ssa-structalias.c (struct variable_info): Reorder
8764 to fill padding on 64bit hosts. Make collapsed_to an int.
8765 (get_varinfo_fc): Deal with that.
8766 (new_var_info): Likewise.
8767 (collapse_rest_of_var): Likewise.
8769 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8771 * doc/install.texi (--enable-java-home): Document.
8772 (--enable-aot-compile-rpm): Likewise.
8773 (--with-arch-directory): Likewise.
8774 (--with-os-directory): Likewise.
8775 (--with-origin-name): Likewise.
8776 (--with-arch-suffix): Likewise.
8777 (--with-jvm-root-dir): Likewise.
8778 (--with-jvm-jar-dir): Likewise.
8779 (--with-python-dir): Likewise.
8781 2008-07-02 Richard Guenther <rguenther@suse.de>
8783 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8784 from decls explicitly. Merge operand checking from tuples.
8786 2008-07-02 Martin Jambor <mjambor@suse.cz>
8788 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8790 2008-07-02 Martin Jambor <mjambor@suse.cz>
8792 * tree-switch-conversion.c: Included timevar.h
8793 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8795 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8797 2008-07-02 Martin Jambor <mjambor@suse.cz>
8799 * tree-switch-conversion.c: Corrected various comments and
8801 (build_constructors): Fixed minor formatting mistakes.
8803 * invoke.texi (Optimize Options): Corrected the
8804 switch-conversion-max-branch-ratio parameter.
8806 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8808 * final.c (asm_insn_count): Return zero for an empty asm body.
8810 2008-07-02 Richard Guenther <rguenther@suse.de>
8812 * bitmap.h (bitmap_set_bit): Return bool.
8813 (bitmap_clear_bit): Likewise.
8814 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8815 write to the bitmap if it would.
8816 (bitmap_clear_bit): Likewise.
8817 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8818 bitmap_set_bit return value.
8819 (add_pred_graph_edge): Likewise.
8820 (add_graph_edge): Likewise.
8821 (do_sd_constraint): Likewise.
8822 (do_ds_constraint): Likewise.
8824 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8826 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8827 Fix -Wc++-compat and/or -Wcast-qual warnings.
8828 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8829 gen_regparm_prefix): Likewise.
8830 * vmsdbgout.c (write_modbeg, lookup_filename,
8831 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8833 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8835 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8836 defaults.h definition apply.
8838 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8840 * function.c (assign_parm_remove_parallels): New.
8841 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8843 (assign_parm_setup_block): Do not handle them.
8844 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8845 assign_parm_remove_parallels.
8847 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8849 * c-typeck.c (convert_for_assignment): Use
8850 vector_targets_convertible_p.
8851 * c-common.c (vector_targets_convertible_p): New.
8852 * c-common.h (vector_targets_convertible_p): New prototype.
8853 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8854 opaque_p_V2SI_type_node.
8856 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8858 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8861 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8863 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8864 TFmode constants via two element DImode vector for hosts with
8865 HOST_BITS_PER_WIDE_INT < 64.
8866 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8867 also for HOST_BITS_PER_WIDE_INT < 64.
8869 2008-07-01 Richard Guenther <rguenther@suse.de>
8871 PR tree-optimization/36666
8872 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8873 (get_constraint_exp_from_ssa_var): Split into ...
8874 (get_constraint_exp_for_temp): ... this ...
8875 (get_constraint_for_ssa_var): ... and that.
8876 Return constraint expressions for all touched sub-fields
8877 if the results address is not taken.
8878 (process_constraint): Remove assertion that aggregate
8879 assignments do not happen at this place.
8880 (get_constraint_for_component_ref): Add address_p argument.
8881 Return constraint expressions for all touched sub-fields
8882 if the results address is not taken.
8883 (do_deref): Use get_constraint_exp_for_temp.
8884 (get_constraint_for_1): Rename from ...
8885 (get_constraint_for): ... this. Add the old function as wrapper.
8886 (do_structure_copy): Use get_constraint_for_1.
8888 2008-07-01 Martin Jambor <mjambor@suse.cz>
8890 * Makefile.in (tree-switch-conversion.o): Add.
8891 (OBJS-common): Add tree-swtch-conversion.o.
8892 * passes.c (init_optimization_passes): Add pass_convert_switch.
8893 * tree-pass.h: (pass_convert_switch): Add.
8894 * tree-switch-conversion.c: New file.
8895 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8896 * common.opt (ftree-cswtch): New option.
8897 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8898 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8899 * opts.c (decode_options): Set flag_tree_switch_conversion when
8900 optimization level is >= 2.
8901 * doc/invoke.texi (Optimize Options): Added description of
8902 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8904 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8906 * config/darwin-driver.c (darwin_default_min_version): Fix
8907 -Wc++-compat warnings.
8909 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8911 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8914 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8916 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8918 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8920 PR rtl-optimization/34744
8921 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8922 (df_scan_free_internal): Free data structures not
8923 allocated in storage pools.
8924 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8925 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8926 df_scan_free_mws_vec.
8927 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8930 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8932 * config/i386/i386.c (contains_aligned_value_p): Return true
8934 (ix86_function_arg_boundary): Return its natural boundary
8936 (return_in_memory_32): Don't check TDmode.
8937 (ix86_split_to_parts): Support splitting into 4 parts and
8938 support TFmode for 32bit target.
8939 (ix86_split_long_move): Support splitting into 4 parts.
8940 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8942 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8943 (ix86_init_builtins): Here.
8944 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8945 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8946 'q' and 'w', respectively.
8948 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8950 (movtf_internal): Likewise.
8951 (<code>tf2): Likewise.
8952 (*absnegtf2_sse): Likewise.
8953 (copysign<mode>3): Likewise.
8954 (copysign<mode>3_const): Likewise.
8955 (copysign<mode>3_var): Likewise.
8956 (define_split UNSPEC_COPYSIGN): Likewise.
8957 * config/i386/sse.md (*nandtf3): Likewise.
8958 (<code>tf3): Likewise.
8959 (*<code>tf3): Likewise.
8961 2008-06-30 Joey Ye <joey.ye@intel.com>
8962 H.J. Lu <hongjiu.lu@intel.com>
8964 * global.c (compute_regsets): Set frame_pointer_needed here.
8965 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8967 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8969 * doc/install.texi (specific): Expand Windows build notes.
8971 2008-06-30 Ira Rosen <irar@il.ibm.com>
8973 PR tree-optimization/36648
8974 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8975 number of prolog iterations by step. Fix the comment.
8977 2008-06-30 Richard Guenther <rguenther@suse.de>
8980 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8981 handle calls from ECF_MALLOC functions.
8982 (handle_pure_call): ECF_MALLOC functions do not return
8984 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8986 2008-06-29 Andreas Schwab <schwab@suse.de>
8988 * config/m68k/m68k.c (print_operand): Always print a float
8990 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8991 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8994 * config/rs6000/x-linux64: Remove never used file.
8996 2008-06-29 Richard Guenther <rguenther@suse.de>
8998 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
9000 (struct alias_info): Move ...
9001 * tree-ssa-alias.c: ... here.
9002 (update_alias_info): Declare.
9003 (compute_may_aliases): Call it.
9004 (update_alias_info): New function.
9005 * tree-ssa-structalias.c (update_alias_info): Move ...
9006 * tree-ssa-alias.c (update_alias_info_1): ... here.
9007 * tree-ssa-structalias.c (process_constraint_1): Remove
9008 unused from_call argument. Rename to ...
9009 (process_constraint): ... this. Delete old wrapper.
9010 (make_constraint_to): Adjust callers.
9011 (handle_const_call): Likewise.
9012 (handle_pure_call): Likewise.
9013 (init_base_vars): Likewise.
9014 (handle_lhs_call): Likewise. Remove unnecessary constraint.
9015 (find_func_aliases): We don't need structure copies for
9017 (make_constraint_from_anything): Remove.
9018 (create_variable_info_for): For globals make constraints
9019 from escaped, not from anything.
9020 (compute_points_to_sets): Do not call update_alias_info.
9021 (ipa_pta_execute): Use make_constraint_from.
9023 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9025 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
9026 (bitmap.o-warn, dominance.o-warn): New.
9027 * configure.ac (cxx_compat_warn): Delete.
9028 (loose_warn): Add -Wcast-qual and -Wc++-compat.
9029 * system.h: Remove #pragma diagnostic for -Wcast-qual and
9031 * configure: Regenerate.
9033 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
9036 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9038 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
9039 * df-scan.c (df_notes_rescan): Likewise.
9040 * ggc-page.c (set_page_table_entry): Likewise.
9041 * intl.c (gcc_gettext_width): Likewise.
9042 * varasm.c (get_unnamed_section, get_noswitch_section,
9043 get_section): Likewise.
9045 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
9047 * regrename.c (build_def_use): Don't copy RTX.
9049 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
9051 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
9052 (Type Attributes): Fix nesting of @table and @subsection. Adjust
9053 punctuation. Use @ref instead of @xref.
9054 (Function Names): Remove stray @display/@end display.
9055 (C++ Attributes): Use @ref instead of @xref.
9056 (Deprecated Features): Fix punctuation around @xref.
9057 (Backwards Compatibility): Likewise.
9058 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
9060 2008-06-28 Joseph Myers <joseph@codesourcery.com>
9062 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
9063 constants for E500 double.
9065 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9067 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
9068 element type of const_vector.
9070 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
9072 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
9073 Remove FLAGS_REG clobber from expander pattern.
9074 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
9075 (anddi3, andsi3, andhi3, andqi3): Ditto.
9076 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
9077 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
9078 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
9079 (ashlsi3, ashlhi3, ashlqi3): Ditto.
9080 (ashrsi3, ashrhi3, ashrqi3): Ditto.
9081 (lshrsi3, lshrhi3, lshrqi3): Ditto.
9082 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
9083 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
9085 2008-06-28 Richard Guenther <rguenther@suse.de>
9087 * tree-ssa-structalias.c (callused_id, var_callused,
9088 callused_tree): Add.
9089 (handle_pure_call): New function.
9090 (find_func_aliases): Call it.
9091 (find_what_p_points_to): Handle the call-used set.
9092 (clobber_what_escaped): Likewise.
9093 (compute_call_used_vars): New function.
9094 (init_base_vars): Init the call-used variable.
9095 (do_sd_constraint): Do not propagate the solution from CALLUSED
9096 but use CALLUSED as a placeholder.
9097 (solve_graph): Likewise.
9098 * tree-flow-inline.h (gimple_call_used_vars): New function.
9099 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
9100 (compute_call_used_vars): Declare.
9101 * tree-ssa-alias.c (set_initial_properties): Call
9102 compute_call_used_vars.
9103 (reset_alias_info): Clear call-used variables.
9104 (add_call_clobber_ops): Assert we are not called for const/pure
9105 functions. Remove handling of them.
9106 (add_call_read_ops): Handle pure functions by adding the
9107 call-used set of variables as VUSEs.
9108 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
9109 (delete_tree_ssa): Free it.
9110 * tree-dfa.c (remove_referenced_var): Clear the var from the
9113 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
9115 * tree.c (build_varargs_function_type_list): New.
9116 (build_function_type_list_1): New.
9117 (build_function_type_list): Use build_function_type_list_1.
9118 * tree.h (build_varargs_function_type_list): New.
9120 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9123 * config/spu/spu.c (spu_builtin_splats): Do not generate
9124 invalid CONST_VECTOR expressions.
9125 (spu_expand_vector_init): Likewise.
9127 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
9129 * optabs.c (libfunc_decls): New variable.
9130 (libfunc_decl_hash, libfunc_decl_eq): New functions.
9131 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
9132 for the same function twice.
9134 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
9136 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
9137 ix86_expand_binary_operator directly.
9138 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
9140 (*ashrti3_1): Ditto.
9141 (*lshrti3_1): Ditto.
9142 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
9143 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
9144 using only one splitter. Conditionaly execute splitter before or
9145 after peephole2 pass.
9146 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
9147 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
9148 Use only one alternative in asm template.
9149 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
9151 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
9152 "J" operand constraint for operand 2.
9153 (*ashldi3_cconly_rex64): Ditto.
9154 (*ashrdi3_cmp_rex64): Ditto.
9155 (*ashrdi3_cconly_rex64): Ditto.
9156 (*lshrdi3_cmp_rex64): Ditto.
9157 (*lshrdi3_cconly_rex64): Ditto.
9158 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
9159 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
9160 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
9163 2008-06-27 Jakub Jelinek <jakub@redhat.com>
9165 * gimplify.c (omp_is_private): Don't return true if decl is not
9166 already private on #pragma omp for or #pragma omp parallel for.
9169 * tree-cfg.c (struct move_stmt_d): Replace block field with
9170 orig_block and new_block fields.
9171 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
9172 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
9173 (move_block_to_fn): Replace vars_map and new_label_map arguments
9174 with struct move_stmt_d pointer.
9175 (replace_block_vars_by_duplicates): New function.
9176 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
9177 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
9178 all subblocks of ORIG_BLOCK to the new function. Call
9179 replace_block_vars_by_duplicates.
9180 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
9181 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
9182 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
9183 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
9184 (expand_omp): Temporarily set input_location to the location of
9185 region's controlling stmt.
9186 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
9187 BIND_EXPR, push ctx->block_vars and gimplification vars into
9188 the BIND_EXPR and its block's BLOCK_VARS instead of directly
9190 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
9191 there are any BLOCK_VARS.
9192 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
9193 OMP_PARALLEL or OMP_TASK stmt.
9194 (lower_omp): Save and restore input_location around the lower_omp_1
9197 2008-06-27 Richard Guenther <rguenther@suse.de>
9199 PR tree-optimization/36400
9200 PR tree-optimization/36373
9201 PR tree-optimization/36344
9202 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
9203 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
9204 (update_alias_info): Remove call clobbering code.
9205 (make_constraint_to): New helper function.
9206 (make_escape_constraint): Likewise.
9207 (handle_rhs_call): Use it on all pointer containing arguments.
9208 Also mark the static chain escaped.
9209 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
9210 instead of ANYTHING.
9211 (make_constraint_from): New helper split out from ...
9212 (make_constraint_from_anything): ... here.
9213 (find_func_aliases): Add constraints for escape sites.
9214 (intra_create_variable_infos): Make constraints from NONLOCAL
9216 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
9218 (clobber_what_p_points_to): Remove.
9219 (clobber_what_escaped): New function.
9220 (init_base_vars): Init NONLOCAL and ESCAPED.
9221 (do_sd_constraint): Do not propagate the solution from ESCAPED
9222 but use ESCAPED as a placeholder.
9223 (solve_graph): Likewise.
9224 * tree-flow.h (clobber_what_p_points_to): Remove.
9225 (clobber_what_escaped): Declare.
9226 * tree-ssa-alias.c (set_initial_properties): Call it.
9227 Remove code clobbering escaped pointers.
9229 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9231 * function.c (allocate_struct_function): Only allocate a unique
9232 funcdef_no if the decl is nonzero.
9234 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9236 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
9237 * config/mips/mips.c (mips_split_const_insns): New function.
9238 * config/mips/mips.md (move_type): New attribute.
9239 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
9240 (dword_mode): New attribute.
9241 (type): Avoid long line. Map "move_type"s to "type"s,
9242 choosing "multi" for doubleword moves if appropriate.
9243 Swap MTC/MFC comments to match their declaration order.
9244 (extended_mips16): Default to "yes" if "move_type" is "sll0",
9245 "type" is "branch" or "jal" is "direct".
9246 (length): Handle "extended_mips16" first. Make the default
9247 "0" for "ghost" instructions. Set the length from "move_type".
9248 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
9249 of "type", with "sll0" for the register alternative. Remove the
9250 "extended_mips16" attribute.
9251 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
9252 of "type", with "shift_shift" for the register alternative.
9253 Remove the "length" attribute.
9254 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
9255 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
9256 of "type", with "andi" for the register alternative.
9257 (*zero_extendqihi2): Likewise.
9258 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
9259 of "andi" instead of a "type" of "arith".
9260 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
9262 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
9263 (mov_<store>r, *mov<mode>_ra): Likewise.
9264 (extendsidi2): Use "move_type" instead of "type", with "move"
9265 for the register alternative.
9266 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
9267 of "type", with "signext" for the register alternative.
9268 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
9269 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
9270 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
9271 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
9272 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
9273 (unnamed branch insn): Likewise.
9274 (*movdi_gp32_fp64): Fold into...
9275 (*movdi_32bit): ...here.
9276 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
9277 (*movdf_hardfloat): ...this new pattern.
9278 (*movdf_softfloat): Remove redundant FPR alternatives.
9279 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
9280 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
9281 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
9282 the "move" attribute.
9283 (*movdi_32bit): Use "move_type" instead of "type" and remove the
9284 "length" attribute. Use "fpload" and "fpstore" instead of "load"
9285 and "store" for COP loads and stores.
9286 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
9287 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
9288 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
9289 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
9290 (*movtf_mips16, *movv2sf): Likewise.
9291 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
9292 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
9293 (mfhc1<mode>): Use "move_type" instead of "move".
9294 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
9295 (loadgp_blockage): Remove the "length" attribute.
9296 (blockage, set_got_version, update_got_version): Likewise.
9297 (call_internal): Remove the "extended_mips16" attribute.
9298 (call_value_internal, call_value_multiple_internal): Likewise.
9299 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
9301 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
9302 the "length" attribute.
9304 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9306 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
9307 -Wcast-qual warnings.
9308 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
9309 handle_pragma_pop_macro): Likewise.
9310 * collect2.c (resolve_lib_name): Likewise.
9311 * config/arc/arc.c (arc_init): Likewise.
9312 * config/arm/arm.c (neon_builtin_compare,
9313 locate_neon_builtin_icode): Likewise.
9314 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
9315 * config/bfin/bfin.c (bfin_init_machine_status,
9316 bfin_optimize_loop): Likewise.
9317 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
9318 * config/cris/cris.c (cris_init_expanders): Likewise.
9319 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
9320 * config/darwin.c (machopic_indirection_eq,
9321 machopic_indirection_name, machopic_output_indirection): Likewise.
9322 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
9323 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
9324 frv_optimize_membar): Likewise.
9325 * config/i386/cygwin.h (mingw_scan,
9326 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
9327 * config/i386/cygwin1.c (mingw_scan): Likewise.
9328 * config/i386/i386.c (machopic_output_stub): Likewise.
9329 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
9330 i386_pe_unique_section): Likewise.
9331 * config/ia64/ia64.c (ia64_init_machine_status,
9332 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
9334 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
9335 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
9336 * config/m68k/m68k.c (m68k_handle_option,
9337 m68k_sched_md_init_global): Likewise.
9338 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
9339 mcore_unique_section): Likewise.
9340 * config/mips/mips.c (mips_block_move_straight,
9341 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
9343 * config/mmix/mmix.c (mmix_init_machine_status,
9344 mmix_encode_section_info): Likewise.
9345 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
9346 * config/rs6000/rs6000.c (rs6000_init_machine_status,
9347 print_operand_address, output_toc, redefine_groups,
9348 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
9349 * config/s390/s390.c (s390_init_machine_status): Likewise.
9350 * config/score/score.c (score_block_move_straight,
9351 score_block_move_loop_body): Likewise.
9352 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
9353 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
9354 * emit-rtl.c (find_auto_inc): Likewise.
9355 * gcc.c (translate_options, process_command): Likewise.
9356 * reorg.c (dbr_schedule): Likewise.
9357 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
9358 * xcoffout.c (xcoffout_declare_function): Likewise.
9360 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
9362 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
9363 ipa-pta working again.
9365 2008-06-27 David Edelsohn <edelsohn@gnu.org>
9367 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
9370 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
9372 * config.gcc (powerpc*-*-*): Add new core e500mc.
9373 * config/rs6000/e500mc.md: New file.
9374 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9376 (rs6000_override_options): Add e500mc case to
9377 processor_target_table. Altivec and Spe options not allowed
9378 with e500mc. Add isel instruction to e500mc by
9379 default. Initialize rs6000_cost for e500mc.
9380 (rs6000_issue_rate): Set issue rate for e500mc.
9381 * config/rs6000/rs6000.h (processor_type): Add
9382 PROCESSOR_PPCE500MC.
9383 (ASM_CPU_SPEC): Add e500mc.
9384 Set TARGET_ISEL to rs6000_isel.
9385 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
9386 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
9387 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
9389 * doc/invoke.texi: Add e500mc to list of cpus.
9391 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9394 * c-lex.c (lex_charconst): Initialize unsignedp.
9396 2008-06-27 Olivier Hainque <hainque@adacore.com>
9398 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
9399 documented assumptions.
9401 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
9403 * dwarf2out.c: Remove trailing white spaces. Break long line
9406 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
9408 * libfuncs.h (LTI_synchronize): New libfunc_index.
9409 (synchronize_libfunc): Declare.
9410 * builtins.c (expand_builtin_synchronize): Consider using
9411 synchronize_libfunc before falling back on an asm blockage.
9412 * config/mips/mips.c: Include libfuncs.h
9413 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
9415 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
9417 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
9418 parameter. Copy stack_reg to r11 where appropriate.
9419 (no_global_regs_above): Add gpr parameter.
9420 (rs6000_stack_info): Only add padding for SPE save area if we
9421 are saving SPE GPRs and CR.
9422 (saveres_routine_syms): New variable.
9423 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
9425 (rs6000_savres_routine_sym): New function.
9426 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
9428 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
9429 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
9430 Tweak FPR out-of-line saving.
9431 (rs6000_make_savres_rtx): New function.
9432 (rs6000_use_multiple_p): New function.
9433 (rs6000_savres_strategy): New function.
9434 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
9435 out-of-line if appropriate.
9436 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
9437 if we are optimizing for size.
9438 (GP_SAVE_INLINE): Define.
9439 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
9440 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
9441 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
9442 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
9443 (*save_fpregs_<mode>): Add use of r11.
9444 (*restore_gpregs_<mode>): New insn.
9445 (*return_and_restore_gpregs_<mode>): New insn.
9446 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
9448 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
9449 (*restore_gpregs_spe): New insn.
9450 (*return_and_restore_gpregs_spe): New insn.
9451 * config/rs6000/predicates.md (save_world_operation): Fix check.
9453 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9455 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
9456 this point, so assert that.
9458 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9460 * cfganal.c: Include vec.h and vecprim.h.
9461 (compute_idf): Import from...
9462 * tree-into-ssa (compute_idf): ...here.
9463 * basic-block.h (compute_idf): Export.
9465 2008-06-26 Joseph Myers <joseph@codesourcery.com>
9467 * c-decl.c (merge_decls): Use !current_function_decl to check for
9468 extern declaration of C99 inline function being at file scope.
9470 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
9472 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
9474 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9476 * alias.c (record_alias_subset, init_alias_analysis): Fix
9477 -Wc++-compat and/or -Wcast-qual warnings.
9478 * attribs.c (lookup_attribute_spec): Likewise.
9479 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
9480 copy_bb, connect_traces,
9481 find_rarely_executed_basic_blocks_and_cr): Likewise.
9482 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
9483 note_btr_set, migrate_btr_defs): Likewise.
9484 * builtins.c (result_vector, expand_builtin_memcpy,
9485 expand_builtin_mempcpy_args, expand_builtin_strncpy,
9486 builtin_memset_read_str, expand_builtin_printf,
9487 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
9489 * caller-save.c (mark_set_regs): Likewise.
9490 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9491 * cgraph.c (cgraph_edge): Likewise.
9492 * combine.c (likely_spilled_retval_1): Likewise.
9493 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
9494 htab_counts_entry_del, get_coverage_counts): Likewise.
9495 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
9496 new_cselib_val): Likewise.
9497 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9498 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9500 * df-core.c (df_compact_blocks): Likewise.
9501 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9502 * df-scan.c (df_grow_reg_info, df_ref_create,
9503 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9504 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9505 df_record_entry_block_defs, df_record_exit_block_uses,
9506 df_bb_verify): Likewise.
9507 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9508 DF_REF_EXTRACT_MODE_CONST): New.
9509 * dominance.c (get_immediate_dominator, get_dominated_by,
9510 nearest_common_dominator, root_of_dom_tree,
9511 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9512 -Wc++-compat and/or -Wcast-qual warnings.
9513 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9514 record_store, replace_read, check_mem_read_rtx, scan_insn,
9515 dse_step1, dse_record_singleton_alias_set): Likewise.
9516 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9518 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9520 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9521 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9522 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9523 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9524 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9525 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9526 file_name_acquire, output_file_names, add_const_value_attribute,
9527 premark_used_types_helper, file_table_eq, file_table_hash,
9528 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9529 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9530 -Wcast-qual warnings.
9531 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9532 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9533 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9534 gen_reg_rtx, start_sequence, init_emit): Likewise.
9535 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9536 * except.c (init_eh_for_function, gen_eh_region,
9537 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9538 arh_to_landing_pad, arh_to_label, add_action_record,
9539 add_call_site, switch_to_exception_section): Likewise.
9540 * expmed.c (synth_mult): Likewise.
9541 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9542 store_expr): Likewise.
9543 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9545 * function.c (assign_stack_temp_for_type,
9546 allocate_struct_function, match_asm_constraints_1): Likewise.
9547 * gcov-io.c (gcov_allocate): Likewise.
9548 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9549 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9550 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9551 record_one_set, insert_expr_in_table, insert_set_in_table,
9552 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9553 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9554 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9555 -Wcast-qual warnings.
9557 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9559 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9560 -Wcast-qual warnings.
9561 * gcc.c (process_command): Likewise.
9562 * genattrtab.c (oballoc): Use XOBNEW.
9563 (oballocvec): Define.
9564 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9565 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9566 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9567 -Wc++-compat and/or -Wcast-qual warnings.
9568 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9569 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9570 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9571 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9572 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9573 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9574 add_excls, process_presence_absence_names,
9575 process_presence_absence_patterns, add_presence_absence,
9576 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9577 get_free_state, add_arc, get_free_automata_list_el,
9578 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9579 transform_3, cache_presence, create_ainsns, create_automata,
9580 create_state_ainsn_table, dfa_insn_code_enlarge,
9581 output_trans_func, output_min_issue_delay_func,
9582 output_dead_lock_func, output_reset_func,
9583 output_get_cpu_unit_code_func, output_dfa_start_func,
9584 expand_automata): Likewise.
9585 * genextract.c (gen_insn): Likewise.
9586 * gengtype-lex.l: Likewise.
9587 * gengtype.c (read_input_list, adjust_field_type,
9588 process_gc_options): Likewise.
9589 * genoutput.c (note_constraint): Likewise.
9590 * genpreds.c (mangle, add_constraint): Likewise.
9591 * genrecog.c (process_define_predicate, new_decision,
9592 add_to_sequence): Likewise.
9593 * gensupport.c (record_insn_name): Likewise.
9595 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9597 * config/i386/driver-i386.c (detect_caches_amd,
9598 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9599 and/or -Wcast-qual warnings.
9600 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9601 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9602 gt_pch_save): Likewise.
9603 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9604 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9605 * global.c (compute_regsets): Likewise.
9606 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9607 finish_graph_dump_file): Likewise.
9608 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9609 unlink_bb_notes): Likewise.
9610 * integrate.c (get_hard_reg_initial_val): Likewise.
9611 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9612 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9613 * local-alloc.c (update_equiv_regs): Likewise.
9614 * loop-invariant.c (check_invariant_table_size,
9615 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9617 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9618 altered_reg_used, mark_altered): Likewise.
9619 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9620 insert_var_expansion_initialization,
9621 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9622 release_var_copies): Likewise.
9623 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9624 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9625 analyze_accesses_for_phi_node, check_var_notmodified_p,
9626 check_allocation_function, find_sites_in_func,
9627 record_all_accesses_in_func, transform_access_sites,
9628 transform_allocation_sites): Likewise.
9629 * omp-low.c (new_omp_region, create_omp_child_function_name,
9630 check_omp_nesting_restrictions, check_combined_parallel,
9631 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9632 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9633 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9634 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9636 * opts-common.c (prune_options): Likewise.
9637 * opts.c (add_input_filename, print_filtered_help,
9638 get_option_state): Likewise.
9639 * params.c (add_params): Likewise.
9640 * passes.c (set_pass_for_id, next_pass_1,
9641 do_per_function_toporder, pass_fini_dump_file): Likewise.
9642 * postreload.c (reload_cse_simplify_operands): Likewise.
9643 * predict.c (tree_predicted_by_p, tree_predict_edge,
9644 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9646 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9648 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9650 * recog.c (check_asm_operands, validate_change_1): Likewise.
9651 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9652 subst_asm_stack_regs): Likewise.
9653 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9654 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9655 * regmove.c (reg_is_remote_constant_p): Likewise.
9656 * regrename.c (regrename_optimize, scan_rtx_reg,
9657 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9659 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9660 regstat_compute_calls_crossed): Likewise.
9661 * reload1.c (init_reload, new_insn_chain,
9662 has_nonexceptional_receiver, reload, copy_reloads,
9663 calculate_needs_all_insns, init_elim_table): Likewise.
9664 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9665 * rtl.c (shallow_copy_rtx_stat): Likewise.
9666 * rtlanal.c (parms_set): Likewise.
9667 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9668 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9669 * sched-ebb.c (earliest_block_with_similiar_load,
9670 add_deps_for_risky_insns): Likewise.
9671 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9672 schedule_region): Likewise.
9673 * see.c (eq_descriptor_pre_extension,
9674 hash_descriptor_pre_extension, hash_del_pre_extension,
9675 eq_descriptor_properties, hash_descriptor_properties,
9676 hash_del_properties, see_seek_pre_extension_expr,
9677 see_initialize_data_structures, see_print_register_properties,
9678 see_print_pre_extension_expr, see_delete_merged_def_extension,
9679 see_delete_unmerged_def_extension, see_emit_use_extension,
9680 see_pre_delete_extension, see_map_extension, see_commit_changes,
9681 see_analyze_merged_def_local_prop,
9682 see_analyze_merged_def_local_prop,
9683 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9684 see_set_prop_merged_def, see_set_prop_unmerged_def,
9685 see_set_prop_unmerged_use, see_print_one_extension,
9686 see_merge_one_use_extension, see_merge_one_def_extension,
9687 see_store_reference_and_extension, see_update_uses_relevancy,
9688 see_update_defs_relevancy): Likewise.
9689 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9690 hash_statistics_free, curr_statistics_hash): Likewise.
9691 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9692 expand_asm_operands, expand_return, case_bit_test_cmp,
9693 expand_case): Likewise.
9694 * stor-layout.c (start_record_layout): Likewise.
9695 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9696 gt_pch_save_stringpool): Likewise.
9697 * tree-data-ref.c (hash_stmt_vertex_info,
9698 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9699 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9701 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9704 * config/i386/i386.md : Change constraints of HImode and QImode
9705 immediate operands from "i" to "n". Change SImode "ni" constraint to
9706 "i" and SImode "rmi" constraint to "g". Remove all constraints
9707 from const0_operand and const1_operand predicated operands.
9708 (i): Change QImode and HImode attribute from "i" to "n".
9709 (*subqi_2): Change HImode operands to QImode.
9712 2008-06-25 Olivier Hainque <hainque@adacore.com>
9714 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9717 2008-06-25 Richard Guenther <rguenther@suse.de>
9719 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9720 not overflow the result type.
9722 2008-06-25 Richard Guenther <rguenther@suse.de>
9724 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9725 (vn_lookup): Likewise.
9727 2008-06-25 Richard Guenther <rguenther@suse.de>
9729 PR tree-optimization/35518
9730 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9731 * tree-sra.c (instantiate_element): Use fold_build3 to build
9733 (try_instantiate_multiple_fields): Likewise.
9735 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9737 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9740 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9742 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9743 use_backchain_to_restore_sp to true
9744 if the offset of the link register save area would go over the 32k - 1
9745 offset limit of the load
9748 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9750 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9751 anchor for the type-punning blurb. Cross-reference "Structures
9752 unions enumerations and bit-fields implementation". Provide a
9753 cast-through-pointer example. Make final sentence self-contained.
9754 * doc/implement-c.texi (Structures unions enumerations and
9755 bit-fields implementation): Cross-reference the type-punning blurb
9756 in the -fstrict-aliasing documentation.
9758 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9761 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9762 the memory instead of the memory itself for the save area.
9764 2008-06-24 Olivier Hainque <hainque@adacore.com>
9765 Nicolas Roche <roche@adacore.com>
9767 * gengtype.c (srcdir_len): size_t instead of int.
9768 (get_file_realbasename): New function. For F a filename, the real
9769 basename of F, with all the path components stripped.
9770 (get_file_srcdir_relative_path): New function. For F a filename, the
9771 relative path to F from $(srcdir).
9772 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9773 get_file_realbasename. Adjust the head comment.
9774 (get_prefix_langdir_index): New function. For F a filename, return the
9775 lang_dir_names[] relative index of the language directory that is
9777 (get_file_langdir): For F a filename, return the name of the language
9778 directory where F is located.
9779 (get_file_gtfilename): New function. The gt- output file name for an
9781 (get_output_file_with_visibility): Replace in-line computations with
9782 uses of get_file_gtfilename and get_prefix_langdir_index.
9783 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9785 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9787 PR tree-optimization/36504
9788 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9789 references without base address.
9791 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9794 * calls.c (expand_call): Increase alignment for recursive functions.
9796 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9798 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9799 (TARGET_FUNCTION_VALUE): New define.
9800 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9801 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9803 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9805 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9806 (fmod<mode>3): Ditto.
9807 (remainderxf3): Ditto.
9808 (remainder<mode>3): Ditto.
9810 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9813 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9814 REG is a hard register.
9816 PR tree-optimization/36508
9817 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9818 499, don't check it at all in release compilers.
9820 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9822 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9823 together with SSE_TARGET_MATH to disable insn pattern.
9824 (*fop_<MODEF:mode>_2_i387): Ditto.
9825 (*fop_<MODEF:mode>_3_i387): Ditto.
9827 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9829 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9831 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9834 * gimplify.c (gimplify_asm_expr): Check the return code of
9835 parse_output_constraint call, set function return and is_inout
9838 2008-06-22 Ian Lance Taylor <iant@google.com>
9840 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9841 (narrowest_signed_type): Likewise.
9842 * c-typeck.c (c_common_type): Change local variable mclass to enum
9844 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9845 tcc_comparison, not the tree code itself.
9846 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9847 (c_expand_expr): Cast modifier to enum expand_modifier.
9848 * c-common.h (C_RID_CODE): Add casts.
9849 (C_SET_RID_CODE): Define.
9850 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9851 (c_lex_one_token): Add cast to avoid warning.
9852 (c_parser_objc_type_name): Rename local typename to type_name.
9853 (check_no_duplicate_clause): Change code parameter to enum
9855 (c_parser_omp_var_list_parens): Change kind parameter to enum
9857 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9858 c_parser_omp_list_var_parens.
9859 (c_parser_omp_threadprivate): Likewise.
9860 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9861 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9862 * c-format.c (NO_FMT): Define.
9863 (printf_length_specs): Use NO_FMT.
9864 (asm_fprintf_length_specs): Likewise.
9865 (gcc_diag_length_specs): Likewise.
9866 (scanf_length_specs): Likewise.
9867 (strfmon_length_specs): Likewise.
9868 (gcc_gfc_length_specs): Likewise.
9869 (printf_flag_specs): Change 0 to STD_C89.
9870 (asm_fprintf_flag_specs): Likewise.
9871 (gcc_diag_flag_specs): Likewise.
9872 (gcc_cxxdiag_flag_specs): Likewise.
9873 (scanf_flag_specs): Likewise.
9874 (strftime_flag_specs): Likewise.
9875 (strfmon_flag_specs): Likewise.
9876 (print_char_table): Likewise.
9877 (asm_fprintf_char_table): Likewise.
9878 (gcc_diag_char_table): Likewise.
9879 (gcc_tdiag_char_table): Likewise.
9880 (gcc_cdiag_char_table): Likewise.
9881 (gcc_cxxdiag_char_table): Likewise.
9882 (gcc_gfc_char_table): Likewise.
9883 (scan_char_table): Likewise.
9884 (time_char_table): Likewis.
9885 (monetary_char_table): Likewise.
9886 * c-format.h (BADLEN): Likewise.
9888 2008-06-21 Ian Lance Taylor <iant@google.com>
9890 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9891 Define END_OF_BASE_TREE_CODES around inclusion.
9892 * tree.c (tree_code_type): New global array.
9893 (tree_code_length, tree_code_name): Likewise.
9894 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9896 (all-tree.def, s-alltree): New targets.
9897 (gencheck.h, s-gencheck): Remove.
9898 (tree.o): Depend upon all-tree.def.
9899 (build/gencheck.o): Remove gencheck.h dependency.
9900 (mostlyclean): Don't remove gencheck.h.
9901 * c-common.h (enum c_tree_code): Remove.
9902 * c-lang.c (tree_code_type): Remove.
9903 (tree_code_length, tree_code_name): Remove.
9904 * gencheck.c (tree_codes): Include all-tree.def, rather than
9905 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9907 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9909 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9910 (operator_name_info): Size to MAX_TREE_CODES.
9911 (assignment_operator_name_info): Likewise.
9912 * cp/cp-lang.c (tree_code_type): Remove.
9913 (tree_code_length, tree_code_name): Remove.
9914 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9915 (assignment_operator_name_info): Likewise.
9916 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9918 * cp/mangle.c (write_expression): Likewise.
9919 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9920 * fortran/f95-lang.c (tree_code_type): Remove.
9921 (tree_code_length, tree_code_name): Remove.
9922 * java/java-tree.h (enum java_tree_code): Remove.
9923 * java/lang.c (tree_code_type): Remove.
9924 (tree_code_length, tree_code_name): Remove.
9925 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9926 * objc/objc-act.h (enum objc_tree_code): Remove.
9927 * objc/objc-lang.c (tree_code_type): Remove.
9928 (tree_code_length, tree_code_name): Remove.
9929 * objcp/objcp-lang.c (tree_code_type): Remove.
9930 (tree_code_length, tree_code_name): Remove.
9931 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9932 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9933 * ada/misc.c (tree_code_type): Remove.
9934 (tree_code_length, tree_code_name): Remove.
9936 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9938 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9939 the grand_bitmap_obstack.
9941 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9943 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9944 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9945 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9946 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9947 move_stmt_r, new_label_mapper): Likewise.
9948 * tree-complex.c (cvc_lookup): Likewise.
9949 * tree-dfa.c (create_function_ann): Likewise.
9950 * tree-dump.c (dump_register): Likewise.
9951 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9952 find_phi_replacement_condition): Likewise.
9953 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9954 tree_function_versioning): Likewise.
9955 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9956 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9957 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9958 get_nonlocal_debug_decl, convert_nonlocal_reference,
9959 convert_nonlocal_omp_clauses, get_local_debug_decl,
9960 convert_local_reference, convert_local_omp_clauses,
9961 convert_nl_goto_reference, convert_nl_goto_receiver,
9962 convert_tramp_reference, convert_call_expr): Likewise.
9963 * tree-outof-ssa.c (contains_tree_r): Likewise.
9964 * tree-parloops.c (reduction_phi, initialize_reductions,
9965 eliminate_local_variables_1, add_field_for_reduction,
9966 add_field_for_name, create_phi_for_local_result,
9967 create_call_for_reduction_1, create_loads_for_reductions,
9968 create_stores_for_reduction, create_loads_and_stores_for_name):
9970 * tree-phinodes.c (allocate_phi_node): Likewise.
9971 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9972 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9973 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9974 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9975 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9976 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9977 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9978 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9979 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9980 vn_nary_op_insert): Likewise.
9981 * tree-ssa.c (redirect_edge_var_map_add,
9982 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9983 * tree-vectorizer.c (vectorize_loops): Likewise.
9984 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9985 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9986 tree_cons_stat, build1_stat, build_variant_type_copy,
9987 decl_init_priority_lookup, decl_fini_priority_lookup,
9988 decl_priority_info, decl_restrict_base_lookup,
9989 decl_restrict_base_insert, decl_debug_expr_lookup,
9990 decl_debug_expr_insert, decl_value_expr_lookup,
9991 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9992 type_hash_add, get_file_function_name, tree_check_failed,
9993 tree_not_check_failed, tree_range_check_failed,
9994 omp_clause_range_check_failed, build_omp_clause,
9995 build_vl_exp_stat): Likewise.
9996 * value-prof.c (gimple_histogram_value,
9997 gimple_duplicate_stmt_histograms): Likewise.
9998 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9999 unshare_variable, variable_union_info_cmp_pos, variable_union,
10000 dataflow_set_different_1, dataflow_set_different_2,
10001 vt_find_locations, variable_was_changed, set_variable_part,
10002 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
10003 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
10004 section_entry_hash, object_block_entry_eq,
10005 object_block_entry_hash, create_block_symbol,
10006 initialize_cold_section_name, default_function_rodata_section,
10007 strip_reg_name, set_user_assembler_name, const_desc_eq,
10008 build_constant_desc, output_constant_def, lookup_constant_def,
10009 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
10010 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
10011 default_internal_label): Likewise.
10012 * varray.c (varray_init, varray_grow): Likewise.
10013 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
10015 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
10017 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
10018 operators for "test" insn. Macroize insn using SWI mode macro.
10019 (*jcc_fused_2): Ditto.
10020 (*jcc_fused_3): Macroize insn using SWI mode macro.
10021 (*jcc_fused_4): Ditto.
10023 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
10025 * tree-ssa-pre.c: Fix typo in comment.
10026 (init_antic, fini_antic): Add explicit funtions for
10027 initializing and deinitializing ANTIC and AVAIL sets.
10028 (create_expression_by_pieces): Fix typo in comment.
10029 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
10030 (execute_pre): Eventually dump details about ANTIC_IN.
10032 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10034 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
10035 * gcc.c (translate_options, init_spec, store_arg, read_specs,
10036 add_to_obstack, file_at_path, find_a_file, execute,
10037 add_preprocessor_option, add_assembler_option, add_linker_option,
10038 process_command, insert_wrapper, do_option_spec, do_self_spec,
10039 spec_path, do_spec_1, is_directory, main, used_arg,
10040 getenv_spec_function): Likewise.
10041 * tlink.c (symbol_hash_lookup, file_hash_lookup,
10042 demangled_hash_lookup, symbol_push, file_push, frob_extension):
10045 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10047 * doc/rtl.texi: Updated subreg section.
10049 2008-06-19 Jakub Jelinek <jakub@redhat.com>
10052 * cgraphunit.c (cgraph_process_new_functions): Don't clear
10053 node->needed and node->reachable.
10054 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
10055 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
10056 (expand_task_call): Don't call expand_task_copyfn.
10057 (expand_task_copyfn): Renamed to...
10058 (finalize_task_copyfn): ... this.
10060 2008-06-19 Jan Hubicka <jh@suse.cz>
10062 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
10063 clobbering framepointer.
10065 2008-06-19 Jan Hubicka <jh@suse.cz>
10067 * tree-optimize.c (execute_early_local_optimizations): Set
10068 cgraph_state only at first invocation.
10070 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10072 * system.h (-Wc++-compat): Activate as a warning, no an error.
10074 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10076 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
10077 instead of "#" in insn asm template.
10078 (*jcc_fused_2): Ditto.
10080 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10082 * config/i386/i386.h (ix86_tune_indices)
10083 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
10084 (TARGET_FUSE_CMP_AND_BRANCH): New define.
10085 * config/i386/i386.md (*jcc_fused_1): New insn pattern
10086 (*jcc_fused_2): Ditto.
10087 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
10088 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
10089 (print operand): Handle 'E' and 'e' code.
10091 2008-06-19 Anatoly Sokolov <aesok@post.ru>
10093 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
10094 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10095 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10097 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
10099 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
10101 (cgraph_expand_function): Use local copy of decl.
10102 (cgraph_expand_all_functions): Remove redundant initialization of
10104 (cgraph_optimize): Reword internal_error message.
10106 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
10108 * arm-protos.h (arm_return_in_memory): Remove public
10109 arm_return_in_memory() prototype.
10110 * arm.c (arm_return_in_memory): Add static prototype, add target
10111 hook macro, change definition and comments.
10112 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
10114 2008-06-19 Ben Elliston <bje@au.ibm.com>
10116 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
10117 real.c: Remove references to IEEE 754R.
10118 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
10119 * doc/libgcc.texi (Decimal float library routines): Likewise.
10121 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10123 * targhooks.h (struct gcc_target): New member unwind_word_mode.
10124 (default_unwind_word_mode): Add prototype.
10125 * targhooks.c (default_unwind_word_mode): New function.
10126 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
10127 instead of word_mode.
10128 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
10129 (TARGET_INITIALIZER): Use it.
10131 * c-common.c (handle_mode_attribute): Support "unwind_word"
10133 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
10135 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
10136 word_mode to access SjLj_Function_Context member "data".
10137 (sjlj_emit_dispatch_table): Likewise. Also, perform type
10138 conversion from targetm.eh_return_filter_mode () to
10139 targetm.unwind_word_mode () if they differ.
10141 * builtin-types.def (BT_UNWINDWORD): New primitive type.
10142 (BT_FN_UNWINDWORD_PTR): New function type.
10143 (BT_FN_WORD_PTR): Remove.
10144 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
10145 * except.c (expand_builtin_extend_pointer): Convert pointer to
10146 targetm.unwind_word_mode () instead of word_mode.
10148 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
10149 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
10150 (spu_unwind_word_mode): New function.
10151 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
10152 (TARGET_UNWIND_WORD_MODE): Define.
10153 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
10155 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10157 * config/spu/spu.c (reg_align): Remove.
10158 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
10159 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
10160 (spu_split_store): Likewise.
10162 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
10164 * gcc/tree-vn.c: Fix typo in comment.
10166 2008-06-18 Jan Hubicka <jh@suse.cz>
10168 * cgraphunit.c (cgraph_optimize): Output debug info when doing
10169 toplevel reorder too.
10171 2008-06-18 Jan Hubicka <jh@suse.cz>
10173 * c-opts.c (c_common_post_options): PCH is not compatible with
10175 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
10176 -fno-toplevel-reorder by default now.
10178 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10180 PR documentation/30739
10181 * doc/install.texi (Prerequisites): Document dependency on awk.
10183 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
10184 Ian Lance Taylor <iant@google.com>
10186 PR rtl-optimization/35604
10187 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
10188 only want to change jump destinations, not eventual label comparisons.
10190 2008-06-16 Jan Hubicka <jh@suse.cz>
10192 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
10194 (cgraph_analyze_function): Likewise.
10196 2008-06-16 Jan Hubicka <jh@suse.cz>
10198 * cgraph.h (cgraph_mark_if_needed): New function.
10199 * cgraphunit.c (cgraph_mark_if_needed): New function.
10200 * c-decl.c (duplicate_decl): Use it.
10202 2008-06-16 Jan Hubicka <jh@suse.cz>
10204 * cgraph.c (cgraph_add_new_function): When in expansion state, do
10207 2008-06-16 Jan Hubicka <jh@suse.cz>
10209 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
10211 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
10212 Kazu Hirata <kazu@codesourcery.com>
10213 Maxim Kuvyrkov <maxim@codesourcery.com
10215 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
10216 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
10217 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
10218 EXTRA_SPEC_FUNCTIONS.
10219 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
10220 (DRIVER_SELF_SPECS): Adjust.
10221 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
10222 * config/mips/st.h, config/mips/t-st: New.
10223 * config/mips/driver-native.c, config/mips/x-native: New.
10224 * doc/invoke.texi (MIPS): Document 'native' value for -march and
10227 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10229 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
10231 (ISA_HAS_FP_CONDMOVE): New macro.
10232 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
10233 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
10234 (ISA_HAS_NMADD3_NMSUB3): New macro.
10235 * config/mips/mips.c (mips_rtx_costs): Update.
10236 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
10237 compiling for ST Loongson 2E/2F.
10238 (madd<mode>): Rename to madd4<mode>. Update.
10239 (madd3<mode>): New pattern.
10240 (msub<mode>): Rename to msub4<mode>. Update.
10241 (msub3<mode>): New pattern.
10242 (nmadd<mode>): Rename to nmadd4<mode>. Update.
10243 (nmadd3<mode>): New pattern.
10244 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
10245 (nmadd3<mode>_fastmath): New pattern.
10246 (nmsub<mode>): Rename to nmsub4<mode>. Update.
10247 (nmsub3<mode>): New pattern.
10248 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
10249 (nmsub3<mode>_fastmath): New pattern.
10250 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
10252 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
10254 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
10255 (DF_REF_INSN_INFO): New.
10256 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
10257 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
10258 with a NULL DF_REF_INSN_INFO.
10259 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
10261 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
10262 DF_INSN_INFO_EQ_USES): New.
10263 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
10264 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
10265 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
10266 * df-core.c: Update comment for above changes.
10267 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
10268 DF_INSN_UID_* macros.
10269 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
10270 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
10271 insn rtx. Update all callers.
10272 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
10273 df_ref_create_structure, df_insn_refs_collect): Likewise.
10274 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
10275 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
10276 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
10277 macros to access the insn refs.
10278 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
10279 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
10280 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
10281 for accessing the refs.
10282 (try_fwprop_subst): Likewise.
10283 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
10284 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
10285 for accessing the refs.
10286 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
10287 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
10288 to look at the insn refs.
10289 (record_uses): Likewise.
10290 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
10292 (mark_artificial_uses): Don't mark_insn for artificial refs.
10293 (mark_reg_rependencies): Likewise.
10295 * doc/rtl.texi: Remove documentation of ADDRESSOF.
10297 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10299 * configure: Regenerate.
10301 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10303 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
10304 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10305 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10307 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10309 * config/avr/avr.c (avr_mcu_t): Add attiny167.
10310 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10311 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10313 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10315 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
10316 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10317 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10319 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10321 * tree-ssa-sccvn.c: Fix format of comments.
10323 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10325 * cgraph.c: Remove unneeded forward declarations of eq_node()
10328 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
10330 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
10332 (see_update_relevancy): Likewise.
10333 * fwprop.c (try_fwprop_subst): Likewise.
10334 * rtlanal.c (noop_move_p): Likewise.
10335 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
10336 notes to non-existing libcall blocks.
10337 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
10339 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
10340 (dead_libcall_p): Remove.
10341 (delete_trivially_dead_insns): Don't use it.
10342 * web.c (union_defs): Remove comment about keeping nops.
10343 * gcse.c (hash_scan_insn): Don't take libcall pointers.
10344 (compute_hash_table_work): Don't track libcall notes.
10345 (do_local_cprop): Don't take libcall pointers. Don't update
10347 (adjust_libcall_notes): Deleted.
10348 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
10349 ever have existed in the first place).
10350 (replace_store_insn): Don't try to remove libcall notes.
10351 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
10352 (resolve_reg_notes): Don't call them.
10353 (resolve_simple_move): Likewise.
10354 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
10355 Don't remove REG_RETVAL notes.
10356 * emit-rtl.c (try_split): Don't update libcall notes.
10357 (emit_copy_of_insn_after): Dito.
10358 * cselib.c (cselib_current_insn_in_libcall): Remove.
10359 (cselib_process_insn): Don't set/clear it.
10360 (new_elt_loc_list): Don't record it.
10361 (cselib_init): Don't initialize it.
10362 * cselib.c (struct elt_loc_list): Remove in_libcall field.
10363 * loop-invariant.c (find_invariant_insn): Don't look for libcall
10365 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
10366 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
10367 (init_deps): Don't initialize it.
10368 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
10369 * combine.c (delete_noop_moves): Don't update libcall notes.
10370 (can_combine_p): Remove now pointless #if 0 block.
10371 (try_combine): Remove another obsolete #if 0 block.
10372 (distribute_notes): Don't distribute libcall notes.
10373 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
10374 * dce.c (libcall_dead_p): Remove.
10375 (delete_unmarked_insns): Don't handle libcall blocks.
10376 (preserve_libcall_for_dce): Remove.
10377 (prescan_insns_for_dce): Don't special-case libcall block insns.
10378 * reload1 (reload): Don't handle libcall notes.
10379 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
10382 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10384 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
10385 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10386 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10388 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10390 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
10391 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10392 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10394 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10396 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
10398 2008-06-16 Ira Rosen <irar@il.ibm.com>
10400 PR tree-optimization/36493
10401 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
10402 the arguments list. Use VECTYPE to create vector pointer.
10403 (vectorizable_store): Fail if accesses through a pointer to vectype
10404 do not alias the original memory reference operands.
10405 Call vect_create_data_ref_ptr without the removed argument.
10406 (vectorizable_load): Likewise.
10407 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
10410 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
10413 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
10414 reg_equiv_constant.
10416 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10418 * config/mips/loongson2ef.md: New file.
10419 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
10420 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
10421 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
10422 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
10423 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
10425 (loongson2ef.md): New include.
10426 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
10427 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
10428 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
10429 (loongson_gt_<mode>, loongson_extract_halfword)
10430 (loongson_insert_halfword_0, loongson_insert_halfword_2)
10431 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
10432 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
10433 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
10434 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
10435 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
10436 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
10437 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
10438 (vec_interleave_low<mode>): Define type attribute.
10439 * config/mips/mips.c (mips_ls2): New static variable.
10440 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
10441 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
10442 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
10443 Implement target scheduling hooks.
10444 (mips_multipass_dfa_lookahead): Update to handle tuning for
10446 (mips_sched_init): Initialize data for Loongson scheduling.
10447 (mips_ls2_variable_issue): New static function.
10448 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
10450 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
10451 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
10452 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
10453 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
10454 Handle ST Loongson 2E/2F cores.
10455 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
10457 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10459 * omp-low.c (extract_omp_for_data): Fix comment typo.
10462 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10464 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
10465 FIXME note about gcc/config.guess.
10466 * doc/options.texi (Option file format): Remove non-ASCII bytes.
10467 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
10468 * doc/cppopts.texi: Likewise.
10469 * doc/extend.texi: Likewise.
10470 * doc/gcc.texi: Likewise.
10471 * doc/gccint.texi: Likewise.
10472 * doc/gcov.texi: Likewise.
10473 * doc/gty.texi: Likewise.
10474 * doc/hostconfig.texi: Likewise.
10475 * doc/install.texi: Likewise.
10476 * doc/invoke.texi: Likewise.
10477 * doc/loop.texi: Likewise.
10478 * doc/makefile.texi: Likewise.
10479 * doc/md.texi: Likewise.
10480 * doc/passes.texi: Likewise.
10481 * doc/tm.texi: Likewise.
10482 * doc/tree-ssa.texi: Likewise.
10483 * doc/trouble.texi: Likewise.
10485 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
10486 Nathan Sidwell <nathan@codesourcery.com>
10487 Maxim Kuvyrkov <maxim@codesourcery.com>
10488 Richard Sandiford <rdsandiford@googlemail.com>
10490 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
10491 * config/mips/mips-protos.h (mips_expand_vector_init): New.
10492 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
10494 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
10495 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
10496 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10498 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10499 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10500 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10501 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10502 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10503 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10504 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10505 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10506 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10507 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10508 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10509 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10510 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10511 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10512 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10513 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10514 (mips_builtins): Add Loongson builtins.
10515 (mips_loongson_2ef_bdesc): New.
10516 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10517 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10518 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10519 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10521 (mips_expand_vector_init): New.
10522 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10523 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10525 * config/mips/mips.md: Add unspec numbers for Loongson
10526 builtins. Include loongson.md.
10527 (MOVE64): Include Loongson vector modes.
10528 (SPLITF): Include Loongson vector modes.
10529 (HALFMODE): Handle Loongson vector modes.
10530 * config/mips/loongson.md: New.
10531 * config/mips/loongson.h: New.
10532 * config.gcc: Add loongson.h header for mips*-*-* targets.
10533 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10535 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10537 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10538 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10539 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10540 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10541 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10542 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10543 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10544 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10545 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10546 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10547 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10548 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10549 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10550 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10551 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10552 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10553 Remove use_fixproto=yes.
10554 (ia64*-*-hpux*): Remove comment about using fixproto.
10555 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10557 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10559 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10561 * configure: Regenerate.
10563 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10565 PR middle-end/36520
10566 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10567 before evaluating it.
10569 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10572 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10573 nested inline functions.
10574 (start_decl, start_function): Don't invert DECL_EXTERNAL
10575 for nested inline functions.
10577 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10579 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10580 splits that must be made for correctness.
10582 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10584 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10585 (AVAIL_NON_MIPS16): Likewise.
10586 (mips_builtin_description): Replace target_flags with a predicate.
10587 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10588 (dspr2_32): New availability predicates.
10589 (MIPS_BUILTIN): New macro.
10590 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10591 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10592 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10593 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10594 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10595 (mips_dsp_32only_bdesc): Merge into...
10596 (mips_builtins): ...this new array.
10597 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10598 (mips_init_builtins): Update after above changes.
10599 (mips_expand_builtin_1): Merge into...
10600 (mips_expand_builtin): ...here and update after above changes.
10602 2008-06-12 Paul Brook <paul@codesourcery.com>
10604 * longlong.h (__arm__): Define count_leading_zeros.
10605 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10606 (clzsi2, clzdi2): New functions.
10607 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10608 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10609 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10610 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10611 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10612 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10613 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10614 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10615 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10616 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10618 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10620 * config/m68k/m68k.c (m68k_tune_flags): New.
10621 (override_options): Compute m68k_tune_flags.
10622 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10623 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10625 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10627 PR middle-end/36506
10628 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10630 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10632 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10633 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10635 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10637 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10638 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10640 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10642 PR middle-end/36506
10643 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10646 2008-06-12 Richard Guenther <rguenther@suse.de>
10648 PR tree-optimization/36345
10649 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10650 add memory_tag_needed flag.
10651 (may_alias_p): Declare.
10652 * tree-ssa-alias.c (may_alias_p): Export.
10653 (set_initial_properties): Use memory_tag_needed flag.
10654 (update_reference_counts): Likewise.
10655 (reset_alias_info): Reset memory_tag_needed flag.
10656 (create_name_tags): Check memory_tag_needed flag.
10657 (dump_points_to_info_for): Dump it.
10658 * tree-ssa-structalias.c (struct variable_info): Remove
10659 directly_dereferenced flag.
10660 (new_var_info): Do not initialize it.
10661 (process_constraint_1): Do not set it.
10662 (update_alias_info): Set is_dereferenced flag.
10663 (set_uids_in_ptset): Use may_alias_p.
10664 (set_used_smts): Check memory_tag_needed flag.
10665 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10666 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10667 memory_tag_needed flag.
10668 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10669 from broken design.
10671 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10673 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10674 red zone for w64 abi.
10675 (ix86_expand_prologue): Likewise.
10676 (ix86_force_to_memory): Likewise.
10677 (ix86_free_from_memory): Likewise.
10679 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10682 * config/rs6000/rs6000.c (rs6000_override_options): Set
10683 rs6000_isel conditionally to the absence of comand line override.
10684 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10685 Remove duplicate rs6000_isel setting.
10686 * config/rs6000/eabispe.h: Ditto.
10688 2008-06-11 Richard Guenther <rguenther@suse.de>
10690 * alias.c (get_alias_set): Use the element alias-set for arrays.
10691 (record_component_aliases): For arrays and vectors do nothing.
10692 * c-common.c (strict_aliasing_warning): Handle the cases
10693 of alias set zero explicitly.
10694 * Makefile.in (dfp.o-warn): Add -Wno-error.
10696 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10698 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10700 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10701 tune_32 tune_64 to supported_defaults. Allow values not
10702 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10703 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10704 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10705 with_cpu_64 to generic for 64-bit-supporting configurations, not
10706 with_cpu. Remove FIXMEs.
10707 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10708 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10709 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10710 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10711 arch_32 and arch_64.
10713 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10714 Olivier Hainque <hainque@adacore.com>
10716 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10717 Use DECL_SIZE_UNIT to retrieve the size of the field.
10719 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10721 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10722 with function calls after declarations. Lay out
10723 neon_float_type_node before further use.
10725 2008-06-11 Richard Guenther <rguenther@suse.de>
10727 * tree-flow.h (may_point_to_global_var): Declare.
10728 * tree-ssa-alias.c (may_point_to_global_var): New function.
10729 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10731 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10733 * configure.ac: Teach that fido supports .debug_line.
10734 * configure: Regenerate.
10736 2008-06-10 Tom Tromey <tromey@redhat.com>
10738 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10741 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10743 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10744 (encode_decimal64, decode_decimal64, encode_decimal128,
10745 decode_decimal128): Reverse order of 32-bit parts of value if host
10746 and target endianness differ.
10748 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10750 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10751 Avoid division by 0.
10752 (tree_mod_pow2_value_transform): Likewise.
10753 (tree_ic_transform): Likewise.
10754 (tree_stringops_transform): Likewise.
10755 (tree_mod_subtract_transform): Likewise.
10756 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10757 (copy_edges_for_bb): Likewise.
10758 (initialize_cfun): Likewise.
10760 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10762 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10763 nonmemory_operand. Add "N" operand constraint.
10765 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10766 (*jcc_btsi_mask): Ditto.
10767 (*jcc_btsi_mask_1): Ditto.
10769 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10771 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10772 TYPE_CANONICAL for copied element type.
10774 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10777 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10778 Add m_CORE2 and m_GENERIC.
10779 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10780 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10782 (*jcc_btdi_rex64): New instruction and split pattern.
10783 (*jcc_btsi): Ditto.
10784 (*jcc_btsi_1): Ditto.
10785 (*btsq): Fix Intel asm dialect operand order.
10789 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10791 PR middle-end/36447
10792 * simplify-rtx.c (simplify_subreg): Add check for shift count
10795 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10797 * doc/md.texi: Synchronize with later constraints.md change.
10798 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10799 with a C implementation.
10800 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10802 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10803 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10804 when moving to and from MD_REGNUM.
10805 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10806 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10807 Handle byte and halfword moves.
10808 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10810 * config/mips/constraints.md (h): Turn into NO_REGS.
10811 (l, x): Update documentation.
10812 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10813 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10814 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10815 (HILO): New mode iterator.
10817 (any_div): New code iterator.
10818 (u): Extend code attribute to div and udiv.
10819 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10820 d_operand in the splitters. Remove redundant CONST_INT checks.
10821 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10822 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10823 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10824 accordingly, using normal moves instead of unspecs to move LO into
10825 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10826 (<u>mulsidi3): Handle expansion in C code.
10827 (<u>mulsidi3_32bit_internal): Rename to...
10828 (<u>mulsidi3_32bit): ...this.
10829 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10830 (*<u>mulsidi3_64bit): Rename to...
10831 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10832 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10833 to set LO and HI to the multiplication result. Use a normal move
10834 for MFLO and an unspec for MFHI.
10835 (*<u>mulsidi3_64bit_parts): Replace with...
10836 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10837 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10838 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10839 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10840 instead of HI. Split the instruction into a separate multiplication
10841 and MFHI if !TARGET_FIX_R4000.
10842 (<su>muldi3_highpart): Likewise.
10843 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10844 and the "=h" clobber.
10845 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10846 (<u>mulditi3): New expander.
10847 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10848 (madsi): Remove "=h" clobber.
10849 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10850 Force the modulus result to be a GPR and split the instruction into
10851 a division followed by an MFHI after reload.
10852 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10853 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10854 the MIPS16 HIGH define_split.
10855 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10856 of acc<->gpr moves to "multi".
10857 (*movdi_64bit): Replace the single "x" alternative with
10858 alternatives for moving into and out of "a".
10859 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10860 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10861 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10862 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10863 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10864 (movti): New expander.
10865 (*movti, *movti_mips16): New insns.
10866 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10867 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10868 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10869 * config/mips/predicates.md (fpr_operand): Delete.
10870 (d_operand): New predicate.
10872 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10874 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10875 failure on some Bourne shells.
10876 (x86_64-*-*): Ditto.
10878 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10880 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10882 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10884 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10885 (sparc-sun-solaris2*): Likewise.
10887 2008-06-09 Arnaud Charlet <charlet@adacore.com
10889 * doc/install.texi: Update requirements to build the Ada compiler.
10891 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10893 * df-scan.c (struct df_scan_problem_data): Remove the
10894 mw_link_pool alloc pool.
10895 (df_scan_free_internal): Don't free it.
10896 (df_scan_alloc): Don't allocate it.
10897 * df.h (struct df_link): Update comment.
10899 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10901 * except.h: Correct checks for when SJLJ exceptions must be used.
10903 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10905 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10908 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10910 PR tree-optimization/36218
10911 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10912 configure for the build system.
10913 (BUILD_LDFLAGS): Define.
10914 * configure: Regenerate.
10915 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10917 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10920 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10921 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10922 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10924 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10926 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10928 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10930 * config.gcc (Obsolete configurations): Remove list of
10932 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10933 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10934 targets matched by those patterns.
10935 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10936 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10937 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10938 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10939 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10940 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10941 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10942 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10943 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10944 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10945 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10946 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10947 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10948 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10949 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10950 Make code for Solaris 7 and greater unconditional for Solaris.
10951 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10952 Remove --with-* handling.
10953 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10954 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10955 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10956 LINK_OS_WINDISS_SPEC): Remove.
10957 * config/rs6000/sysv4.opt (mwindiss): Remove.
10958 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10959 * configure: Regenerate.
10960 * doc/cpp.texi: Don't mention BeOS.
10961 * doc/extend.texi (interrupt): Don't mention MS1.
10962 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10963 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10964 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10965 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10966 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10968 * doc/invoke.texi (MT Options): Remove.
10969 (-mwindiss): Remove.
10970 (CRIS Options): Remove cris-axis-aout references.
10971 (HPPA Options): Don't mention hppa1.1-*-pro.
10972 * doc/md.texi: (MorphoTech family): Remove.
10973 * libgcc2.c: Don't handle UWIN.
10974 * config/alpha/t-unicosmk: Remove.
10975 * config/alpha/unicosmk.h: Remove.
10976 * config/arm/kaos-arm.h: Remove.
10977 * config/arm/kaos-strongarm.h: Remove.
10978 * config/arm/strongarm-coff.h: Remove.
10979 * config/arm/strongarm-elf.h: Remove.
10980 * config/arm/strongarm-pe.h: Remove.
10981 * config/arm/t-strongarm-pe: Remove.
10982 * config/arm/t-xscale-coff: Remove.
10983 * config/arm/t-xscale-elf: Remove.
10984 * config/arm/xscale-coff.h: Remove.
10985 * config/arm/xscale-elf.h: Remove.
10986 * config/chorus.h: Remove.
10987 * config/cris/aout.h: Remove.
10988 * config/cris/aout.opt: Remove.
10989 * config/cris/t-aout: Remove.
10990 * config/i386/beos-elf.h: Remove.
10991 * config/i386/kaos-i386.h: Remove.
10992 * config/i386/ptx4-i.h: Remove.
10993 * config/i386/sco5.h: Remove.
10994 * config/i386/sco5.opt: Remove.
10995 * config/i386/sysv4-cpp.h: Remove.
10996 * config/i386/sysv5.h: Remove.
10997 * config/i386/t-beos: Remove.
10998 * config/i386/t-sco5: Remove.
10999 * config/i386/t-uwin: Remove.
11000 * config/i386/uwin.asm: Remove.
11001 * config/i386/uwin.h: Remove.
11002 * config/kaos.h: Remove.
11003 * config/mips/windiss.h: Remove.
11004 * config/mt: Remove directory.
11005 * config/pa/pa-osf.h: Remove.
11006 * config/pa/pa-pro-end.h: Remove.
11007 * config/pa/t-pro: Remove.
11008 * config/ptx4.h: Remove.
11009 * config/rs6000/beos.h: Remove.
11010 * config/rs6000/kaos-ppc.h: Remove.
11011 * config/rs6000/t-beos: Remove.
11012 * config/rs6000/windiss.h: Remove.
11013 * config/sh/kaos-sh.h: Remove.
11014 * config/sol2-6.h: Remove.
11015 * config/sparc/sol26-sld.h: Remove.
11016 * config/sparc/sysv4-only.h: Remove.
11017 * config/vax/bsd.h: Remove.
11018 * config/vax/t-memfuncs: Remove.
11019 * config/vax/ultrix.h: Remove.
11020 * config/vax/vaxv.h: Remove.
11021 * config/windiss.h: Remove.
11023 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11025 PR rtl-optimization/36438
11026 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
11027 for vector shifts with constant scalar shift operands.
11029 2008-06-06 Sandip Matte <sandip@rmicorp.com>
11031 * doc/invoke.texi: Document -march=xlr.
11032 * config/mips/xlr.md: New file.
11033 * config/mips/mips.md: Include it.
11035 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
11036 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
11037 (mips_rtx_cost_data): Likewise.
11039 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
11041 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
11042 PRE_INC and PRE_DEC cases.
11044 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11046 PR rtl-optimization/36419
11047 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
11048 the emitting jump insn.
11051 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
11052 is not bool, boolify the whole *expr_p and convert to the desired type.
11054 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11056 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
11057 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
11058 Add omp_private_outer_ref hook, add another argument to
11059 omp_clause_default_ctor hook.
11060 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
11061 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
11062 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
11063 hook_tree_tree_tree_tree_null.
11064 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
11065 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
11066 * hooks.c (hook_tree_tree_tree_tree_null): New function.
11067 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
11068 * tree.def (OMP_TASK): New tree code.
11069 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
11070 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
11071 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
11072 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
11073 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
11074 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
11075 OMP_CLAUSE_COLLAPSE_EXPR): Define.
11076 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11077 (OMP_DIRECTIVE_P): Add OMP_TASK.
11078 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
11079 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
11080 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
11081 and OMP_CLAUSE_UNTIED entries.
11082 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
11084 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11085 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
11086 * tree-pretty-print.c (dump_omp_clause): Handle
11087 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
11088 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11089 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
11090 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
11091 warning about unsigned iterators. Change decl/init/cond/incr
11092 arguments to TREE_VECs, check arguments for all collapsed loops.
11093 (c_finish_omp_taskwait): New function.
11094 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
11096 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
11097 default_function_array_conversion on init. Add par_clauses argument.
11098 If decl is present in parallel's lastprivate clause, change it to
11099 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
11100 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
11101 collapse count in clauses.
11102 (c_parser_omp_for, c_parser_omp_parallel): Adjust
11103 c_parser_omp_for_loop callers.
11104 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
11105 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
11106 (c_parser_omp_clause_name): Handle collapse and untied clauses.
11107 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
11109 (c_parser_omp_clause_schedule): Handle schedule(auto).
11110 Include correct location in the error message.
11111 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
11112 and PRAGMA_OMP_CLAUSE_UNTIED.
11113 (OMP_TASK_CLAUSE_MASK): Define.
11114 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
11115 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
11116 * tree-nested.c (convert_nonlocal_omp_clauses,
11117 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
11118 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
11119 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11120 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
11122 (conver_nonlocal_reference, convert_local_reference,
11123 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
11124 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
11125 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
11126 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
11127 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
11128 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
11129 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
11130 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
11131 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11133 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
11134 * c-common.h (c_finish_omp_taskwait): New prototype.
11135 * gimple-low.c (lower_stmt): Handle OMP_TASK.
11136 * tree-parloops.c (create_parallel_loop): Create 1 entry
11137 vectors for OMP_FOR_{INIT,COND,INCR}.
11138 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
11139 (make_edges): Handle OMP_TASK.
11140 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
11141 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11142 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
11143 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
11144 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
11145 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11146 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11147 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
11148 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
11149 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
11150 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
11151 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
11152 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
11153 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
11154 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
11155 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
11156 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
11157 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
11158 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
11159 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
11160 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
11161 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
11162 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
11163 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
11164 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
11165 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
11166 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
11167 original iterator is present in lastprivate clause or if
11168 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
11169 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11170 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
11171 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
11172 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
11173 if it is set, lookup var in outer contexts too. Handle
11174 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
11175 to be implicitly determined firstprivate for task regions.
11176 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
11177 if it is set, lookup var in outer contexts too. Set
11178 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
11179 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
11180 OMP_CLAUSE_UNTIED. Take region_type as last argument
11181 instead of in_parallel and in_combined_parallel.
11182 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
11184 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
11185 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
11186 (new_omp_context): Set default_kind to
11187 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
11188 (omp_region_type): New enum.
11189 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
11190 fields, add region_type.
11191 (new_omp_context): Take region_type as argument instead of is_parallel
11192 and is_combined_parallel.
11193 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
11194 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
11195 ctx->is_combined_parallel checks.
11196 (gimplify_omp_task): New function.
11197 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11199 * omp-low.c (extract_omp_for_data): Use schedule(static)
11200 for schedule(auto). Handle pointer and unsigned iterators.
11201 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
11202 Add loops argument. Extract data for collapsed OMP_FOR loops.
11203 (expand_parallel_call): Assert sched_kind isn't auto,
11204 map runtime schedule to index 3.
11205 (struct omp_for_data_loop): New type.
11206 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
11207 Add loop, loops, collapse and iter_type fields.
11208 (workshare_safe_to_combine_p): Disallow combined for if
11209 iter_type is unsigned long long. Don't combine collapse > 1 loops
11210 unless all bounds and steps are constant. Adjust extract_omp_for_data
11212 (expand_omp_for_generic): Handle pointer, unsigned and long long
11213 iterators. Handle collapsed OMP_FOR loops. Adjust
11214 for struct omp_for_data changes. If libgomp function doesn't return
11215 boolean_type_node, add comparison of the return value with 0.
11216 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
11217 pointer, unsigned and long long iterators. Adjust for struct
11218 omp_for_data changes.
11219 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
11220 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
11221 unsigned long long. Allocate loops array, pass it to
11222 extract_omp_for_data. For collapse > 1 loops use always
11223 expand_omp_for_generic.
11224 (omp_context): Add sfield_map and srecord_type fields.
11225 (is_task_ctx, lookup_sfield): New functions.
11226 (use_pointer_for_field): Use is_task_ctx helper. Change first
11227 argument's type from const_tree to tree. Clarify comment.
11228 In OMP_TASK disallow copy-in/out sharing.
11229 (build_sender_ref): Call lookup_sfield instead of lookup_field.
11230 (install_var_field): Add mask argument. Populate both record_type
11231 and srecord_type if needed.
11232 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
11234 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
11235 and DECL_FIELD_OFFSET.
11236 (scan_sharing_clauses): Adjust install_var_field callers. For
11237 firstprivate clauses on explicit tasks allocate the var by value in
11238 record_type unconditionally, rather than by reference.
11239 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
11240 Use is_taskreg_ctx instead of is_parallel_ctx.
11241 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11242 (create_omp_child_function_name): Add task_copy argument, use
11243 *_omp_cpyfn* names if it is true.
11244 (create_omp_child_function): Add task_copy argument, if true create
11245 *_omp_cpyfn* helper function.
11246 (scan_omp_parallel): Adjust create_omp_child_function callers.
11247 Rename parallel_nesting_level to taskreg_nesting_level.
11248 (scan_omp_task): New function.
11249 (lower_rec_input_clauses): Don't run constructors for firstprivate
11250 explicit task vars which are initialized by *_omp_cpyfn*.
11251 Pass outer var ref to omp_clause_default_ctor hook if
11252 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
11253 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
11254 OMP_CLAUSE_REDUCTION_INIT.
11255 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
11256 avoid duplicate setting of fields. Handle
11257 OMP_CLAUSE_PRIVATE_OUTER_REF.
11258 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
11259 copy-out if TREE_READONLY, only copy-in.
11260 (expand_task_copyfn): New function.
11261 (expand_task_call): New function.
11262 (struct omp_taskcopy_context): New type.
11263 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
11265 (lower_omp_parallel): Rename to...
11266 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11267 Call create_task_copyfn if srecord_type is needed. Adjust
11269 (task_shared_vars): New variable.
11270 (check_omp_nesting_restrictions): Warn if work-sharing,
11271 barrier, master or ordered region is closely nested inside OMP_TASK.
11272 Add warnings for barrier if closely nested inside of work-sharing,
11273 ordered, or master region.
11274 (scan_omp_1): Call check_omp_nesting_restrictions even for
11275 GOMP_barrier calls. Rename parallel_nesting_level to
11276 taskreg_nesting_level. Handle OMP_TASK.
11277 (lower_lastprivate_clauses): Even if some lastprivate is found on a
11278 work-sharing construct, continue looking for them on parent parallel
11280 (lower_omp_for_lastprivate): Add lastprivate clauses
11281 to the beginning of dlist rather than end. Adjust for struct
11282 omp_for_data changes.
11283 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
11284 not after it. Handle collapsed OMP_FOR loops, adjust for
11285 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
11286 (get_ws_args_for): Adjust extract_omp_for_data caller.
11287 (scan_omp_for): Handle collapsed OMP_FOR
11288 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11289 (lower_omp_single_simple): If libgomp function doesn't return
11290 boolean_type_node, add comparison of the return value with 0.
11291 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
11292 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
11293 (parallel_nesting_level): Rename to...
11294 (taskreg_nesting_level): ... this.
11295 (is_taskreg_ctx): New function.
11296 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
11297 of is_parallel_ctx.
11298 (execute_lower_omp): Rename parallel_nesting_level to
11299 taskreg_nesting_level.
11300 (expand_omp_parallel): Rename to...
11301 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11302 Call omp_task_call for OMP_TASK regions.
11303 (expand_omp): Adjust caller, handle OMP_TASK.
11304 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
11306 * bitmap.c (bitmap_default_obstack_depth): New variable.
11307 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
11308 if argument is NULL and bitmap_default_obstack is already initialized.
11309 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
11311 * matrix-reorg.c (matrix_reorg): Likewise.
11313 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11315 * config/i386/i386.md (*indirect_jump): Macroize using P
11316 mode iterator. Remove !TARGET_64BIT from insn constraints.
11317 (*tablejump_1): Ditto.
11318 (*indirect_jump_rex64): Remove insn pattern.
11319 (*tablejump_1_rex64): Ditto.
11320 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
11321 and eh_return_si insn patterns.
11323 2008-06-06 Richard Guenther <rguenther@suse.de>
11325 * tree-ssa-structalias.c (merge_smts_into): Remove.
11326 (find_what_p_points_to): Do not bother to compute the
11327 points-to set for pt_anything pointers.
11328 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
11329 for pt_anything pointers is ok.
11331 2008-06-06 Jan Hubicka <jh@suse.cz>
11333 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
11335 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11337 * cgraph.c: Fix typos in comments.
11338 (cgraph_availability_names): Fix string typo.
11339 * fold-const.c: Fix typos in comments.
11340 (fold_binary): Fix typo in warning.
11341 * genautomata.c: Fix typos in comments.
11342 (check_presence_pattern_sets): Fix typo in local variable.
11343 (output_description): Fix typo in output.
11344 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
11345 * hwint.h: Likewise.
11346 * matrix-reorg.c (check_allocation_function): Likewise.
11347 * omega.c (smooth_weird_equations): Likewise.
11348 * auto-inc-dec.c: Fix typos in comments.
11349 * bb-reorder.c: Likewise.
11350 * builtins.c: Likewise.
11351 * c-common.c: Likewise.
11352 * c-cppbuiltin.c: Likewise.
11353 * c-parser.c: Likewise.
11354 * c-pretty-print.c: Likewise.
11355 * cfgcleanup.c: Likewise.
11356 * cfgexpand.c: Likewise.
11357 * cfghooks.c: Likewise.
11358 * cfglayout.c: Likewise.
11359 * cfgloopmanip.c: Likewise.
11360 * cgraphunit.c: Likewise.
11361 * coverage.c: Likewise.
11362 * dbxout.c: Likewise.
11363 * df-byte-scan.c: Likewise.
11364 * df-core.c: Likewise.
11365 * df-problems.c: Likewise.
11366 * df-scan.c: Likewise.
11368 * dominance.c: Likewise.
11369 * domwalk.c: Likewise.
11371 * dwarf2out.c: Likewise.
11372 * emit-rtl.c: Likewise.
11373 * et-forest.c: Likewise.
11374 * function.c: Likewise.
11375 * function.h: Likewise.
11377 * gcov-io.c: Likewise.
11378 * gcov.c: Likewise.
11379 * gcse.c: Likewise.
11380 * genattrtab.c: Likewise.
11381 * ggc-page.c: Likewise.
11382 * gimplify.c: Likewise.
11383 * gthr-lynx.h: Likewise.
11384 * haifa-sched.c: Likewise.
11385 * ipa-cp.c: Likewise.
11386 * ipa-inline.c: Likewise.
11387 * ipa-prop.h: Likewise.
11388 * ipa-pure-const.c: Likewise.
11389 * ipa-struct-reorg.c: Likewise.
11390 * ipa-struct-reorg.h: Likewise.
11391 * ipa-type-escape.c: Likewise.
11393 * loop-doloop.c: Likewise.
11394 * mips-tfile.c: Likewise.
11395 * mkmap-flat.awk: Likewise.
11396 * mkmap-symver.awk: Likewise.
11397 * modulo-sched.c: Likewise.
11398 * omp-low.c: Likewise.
11399 * optabs.c: Likewise.
11400 * optabs.h: Likewise.
11401 * opts.c: Likewise.
11402 * passes.c: Likewise.
11403 * postreload-gcse.c: Likewise.
11404 * postreload.c: Likewise.
11405 * predict.c: Likewise.
11406 * pretty-print.h: Likewise.
11407 * profile.c: Likewise.
11408 * protoize.c: Likewise.
11409 * ra-conflict.c: Likewise.
11410 * real.c: Likewise.
11411 * recog.c: Likewise.
11412 * regclass.c: Likewise.
11413 * regs.h: Likewise.
11414 * reload.c: Likewise.
11415 * rtl-error.c: Likewise.
11416 * rtlanal.c: Likewise.
11417 * scan.h: Likewise.
11418 * sched-rgn.c: Likewise.
11420 * stmt.c: Likewise.
11421 * target.h: Likewise.
11422 * tree-dfa.c: Likewise.
11423 * tree-eh.c: Likewise.
11424 * tree-flow-inline.h: Likewise.
11425 * tree-inline.c: Likewise.
11426 * tree-into-ssa.c: Likewise.
11427 * tree-loop-distribution.c: Likewise.
11428 * tree-nested.c: Likewise.
11429 * tree-parloops.c: Likewise.
11430 * tree-pass.h: Likewise.
11431 * tree-pretty-print.c: Likewise.
11432 * tree-profile.c: Likewise.
11433 * tree-scalar-evolution.c: Likewise.
11434 * tree-sra.c: Likewise.
11435 * tree-ssa-alias-warnings.c: Likewise.
11436 * tree-ssa-ccp.c: Likewise.
11437 * tree-ssa-coalesce.c: Likewise.
11438 * tree-ssa-dom.c: Likewise.
11439 * tree-ssa-dse.c: Likewise.
11440 * tree-ssa-forwprop.c: Likewise.
11441 * tree-ssa-live.c: Likewise.
11442 * tree-ssa-live.h: Likewise.
11443 * tree-ssa-loop-im.c: Likewise.
11444 * tree-ssa-loop-ivopts.c: Likewise.
11445 * tree-ssa-loop-niter.c: Likewise.
11446 * tree-ssa-loop-prefetch.c: Likewise.
11447 * tree-ssa-phiopt.c: Likewise.
11448 * tree-ssa-phiprop.c: Likewise.
11449 * tree-ssa-sccvn.c: Likewise.
11450 * tree-ssa-ter.c: Likewise.
11451 * tree-ssa-threadupdate.c: Likewise.
11452 * tree-ssa.c: Likewise.
11453 * tree-vect-analyze.c: Likewise.
11454 * tree-vect-transform.c: Likewise.
11455 * tree-vectorizer.c: Likewise.
11456 * tree-vn.c: Likewise.
11457 * tree-vrp.c: Likewise.
11458 * tree.c: Likewise.
11459 * tree.def: Likewise.
11460 * tree.h: Likewise.
11461 * unwind-dw2-fde.c: Likewise.
11462 * unwind.inc: Likewise.
11463 * value-prof.c: Likewise.
11464 * vmsdbgout.c: Likewise.
11466 2008-06-05 David Edelsohn <edelsohn@gnu.org>
11468 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
11469 always place FP constants in the TOC for TARGET_POWERPC64.
11470 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
11472 2008-06-05 Joseph Myers <joseph@codesourcery.com>
11474 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
11475 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
11476 enable for TARGET_E500_DOUBLE.
11477 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
11478 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
11479 floating-point modes like integer modes for E500 double.
11480 (rs6000_legitimate_offset_address_p): Likewise.
11481 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
11482 addressing for DDmode for E500 double.
11483 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
11484 modes as using 64-bits of registers for E500 double.
11485 (spe_build_register_parallel): Do not handle DDmode or TDmode.
11486 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
11487 specially for E500 double.
11488 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
11489 TDmode for E500 double.
11490 (rs6000_gimplify_va_arg): Only handle SDmode in registers
11491 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
11492 (rs6000_split_multireg_move): Do not handle TDmode specially for
11494 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
11495 using 64-bit registers for E500 double.
11496 (emit_frame_save): Do not handle DDmode specially for E500 double.
11497 (gen_frame_mem_offset): Likewise.
11498 (rs6000_function_value): Do not call spe_build_register_parallel
11499 for DDmode or TDmode.
11500 (rs6000_libcall_value): Likewise.
11501 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11502 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11505 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11507 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11510 2008-06-04 Junjie Gu <jgu@tensilica.com>
11512 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11513 comparison for frame pointers.
11515 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11518 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11520 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11523 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11524 register is already smaller or equal to required mode.
11526 2008-06-04 Xinliang David Li <davidxl@google.com>
11528 * tree-call-cdce.c: New file.
11529 (cond_dead_built_in_calls): New static variable.
11530 (input_domain): New struct.
11531 (check_pow): New function.
11532 (check_builtin_call): Ditto.
11533 (check_target_format): Ditto.
11534 (is_call_dce_candidate): Ditto.
11535 (gen_one_condition): Ditto.
11536 (gen_conditions_for_domain): Ditto.
11537 (get_domain): Ditto.
11538 (gen_conditions_for_pow_cst_base): Ditto.
11539 (gen_conditions_for_pow_int_base): Ditto.
11540 (gen_conditions_for_pow): Ditto.
11541 (get_no_error_domain): Ditto.
11542 (gen_shrink_wrap_conditions): Ditto.
11543 (shrink_wrap_one_built_in_call): Ditto.
11544 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11545 (tree_call_cdce): Ditto.
11546 (gate_call_cdce): Ditto.
11547 (pass_call_cdce): New gimple pass.
11548 * passes.c: (init_optimization_passes): New pass.
11549 * tree-pass.h: New pass declaration.
11550 * opts.c (decode_options): New flag setting.
11551 * common.opt: Add -ftree-builtin-call-dce flag.
11552 * Makefile.in: Add new source file.
11553 * tempvar.def: New tv_id.
11554 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11556 2008-06-04 Richard Guenther <rguenther@suse.de>
11558 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11559 (is_call_clobbered): Always check var_ann->call_clobbered.
11560 (mark_call_clobbered): Always set var_ann->call_clobbered.
11561 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11562 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11563 (reset_alias_info): Clear call clobbering info on MTAGs and
11565 (set_pt_anything): Set pt_global_mem.
11566 (create_tag_raw): Adjust comment.
11567 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11569 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11570 Maxim Kuvyrkov <maxim@codesourcery.com>
11572 * config/m68k/m68k.opt (mxgot): New option.
11573 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11574 (m68k_output_addr_const_extra): New.
11575 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11576 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11577 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11578 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11580 2008-06-04 Richard Guenther <rguenther@suse.de>
11582 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11583 negative or non-representable offsets.
11585 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11587 * config/i386/i386.c (ix86_gen_leave): New.
11588 (ix86_gen_pop1): Likewise.
11589 (ix86_gen_add3): Likewise.
11590 (ix86_gen_sub3): Likewise.
11591 (ix86_gen_sub3_carry): Likewise.
11592 (ix86_gen_one_cmpl2): Likewise.
11593 (ix86_gen_monitor): Likewise.
11594 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11595 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11596 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11597 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11598 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11599 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11600 (ix86_expand_epilogue): Updated.
11601 (print_operand): Handle integer register operand for 'z'.
11602 (ix86_expand_strlensi_unroll_1): Likewise.
11603 (ix86_expand_strlen): Likewise.
11604 (ix86_expand_builtin): Likewise.
11605 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11606 mov{q}/mov{l} and add{q}/add{l}.
11608 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11610 * config/i386/i386.md (P): New mode iterator.
11611 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11612 using P mode iterator.
11613 (DFmode push_operand splitter): Ditto.
11614 (XFmode push_operand splitter): Ditto.
11615 (DFmode float_extend SFmode push_operand splitter): Ditto.
11616 (XFmode float_extend SFmode push_operand splitter): Do not generate
11617 SImode pushes for 64bit target. Macroize Dimode and SImode
11618 pushes using P mode iterator.
11619 (XFmode float_extend DFmode push_operand splitter): Ditto.
11621 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11623 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11624 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11625 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11626 return type to int.
11627 (ix86_call_abi_override): Remove check for call_used_regs.
11629 2008-06-03 Richard Guenther <rguenther@suse.de>
11631 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11632 for the lhs of calls if the return type contains pointers.
11634 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11636 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11637 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11638 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11639 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11640 of cfun and DEFAULT_ABI to deceide abi mode.
11641 (DEFAULT_ABI): New.
11642 (REG_PARM_STACK_SPACE): Removed.
11643 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11644 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11645 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11646 (ix86_function_abi): Likewise.
11647 (ix86_function_type_abi): Likewise.
11648 (ix86_call_abi_override): Likewise.
11649 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11650 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11651 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11652 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11654 (X86_64_REGPARM_MAX): New.
11655 (X86_64_SSE_REGPARM_MAX): New.
11656 (X64_REGPARM_MAX): New.
11657 (X64_SSE_REGPARM_MAX): New.
11658 (X86_32_REGPARM_MAX): New.
11659 (X86_32_SSE_REGPARM_MAX): New.
11660 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11661 (ix86_function_regparm): Handle user calling abi.
11662 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11663 by DEFAULT_ABI versus SYSV_ABI check.
11664 (ix86_reg_parm_stack_space): New.
11665 (ix86_function_type_abi): New.
11666 (ix86_call_abi_override): New.
11667 (ix86_function_abi): New.
11668 (ix86_cfun_abi): New.
11669 (init_cumulative_args): Call abi specific initialization.
11670 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11671 (function_arg_64): Extend SSE_REGPARM_MAX check.
11672 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11673 (ix86_pass_by_reference): Likewise.
11674 (ix86_function_value_regno_p): Likewise.
11675 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11676 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11677 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11678 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11679 (setup_incoming_varargs_64): Adjust regparm for call abi.
11680 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11681 (ix86_va_start): Likewise.
11682 (ix86_gimplify_va_arg): Likewise.
11683 (ix86_expand_prologue): Likewise.
11684 (output_pic_addr_const): Likewise.
11685 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11686 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11687 (x86_output_mi_thunk): Likewise.
11688 (x86_function_profiler): Likewise.
11689 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11690 (SYSV_ABI, MS_ABI): New constants.
11691 (DEFAULT_ABI): New.
11692 (init_regs): Add prototype of function in regclass.c file.
11693 (OVERRIDE_ABI_FORMAT): New.
11694 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11695 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11696 (OUTGOING_REG_PARM_STACK_SPACE): New.
11697 (ix86_reg_parm_stack_space): New prototype.
11698 (CUMULATIVE_ARGS): Add call_abi member.
11699 (machine_function): Add call_abi member.
11700 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11701 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11703 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11706 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11707 (avr_builtin_setjmp_frame_value): New function.
11708 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11709 (nonlocal_goto): Define.
11711 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11713 * config/mips/mips.c (mips_emit_loadgp): Return early if
11714 there is nothing do to, otherwise emit a blockage if
11715 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11716 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11718 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11720 * configure.ac: Drop unneeded backslash ending up in config.in.
11721 * acinclude.m4: Likewise.
11722 * config.in: Regenerate.
11724 2008-05-26 Jan Hubicka <jh@suse.cz>
11726 * predict.c (maybe_hot_frequency_p): Break out of...
11727 (maybe_hot_bb_p): ... here.
11728 (maybe_hot_edge_p): New.
11729 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11730 * basic-block.h (maybe_hot_edge_p): Declare.
11732 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11734 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11735 (*cmpfp_<mode>_cc): Ditto.
11736 (*fp_jcc_8<mode>_387): Ditto.
11737 (*fop_<MODEF:mode>_2_i387): Ditto.
11738 (*fop_<MODEF:mode>_3_i387): Ditto.
11739 (*fop_xf_2_i387): Ditto.
11740 (*fop_xf_3_i387): Ditto.
11742 2008-06-02 Tomas Bily <tbily@suse.cz>
11744 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11746 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11748 * config/mips/mips.c (mips_valid_offset_p): New function.
11749 (mips_valid_lo_sum_p): Likewise.
11750 (mips_classify_address): Use them.
11751 (mips_force_address): New function.
11752 (mips_legitimize_address): Use it.
11753 * config/mips/mips.md (MOVE128): New mode iterator.
11754 (movtf): Require TARGET_64BIT. Remove empty strings.
11755 (*movtf_internal): Rename to...
11756 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11757 of "R" and use {,fp}{load,store} attributes instead of "multi".
11758 Use a separate define_split.
11759 (*movtf_mips16): New pattern.
11761 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11763 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11764 * config/mips/mips.c (mips_expand_before_return): New function.
11765 (mips_expand_epilogue): Call it.
11766 * config/mips/mips.md (return): Turn into a define_expand.
11767 (*return): New insn.
11769 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11771 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11772 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11773 functions. Do not emit uses and clobbers of CONCATs; individually
11774 use and clobber their operands.
11775 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11776 gen_clobber, emit_use and gen_use.
11777 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11778 (expand_builtin_return): Likewise.
11779 * cfgbuild.c (count_basic_blocks): Likewise.
11780 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11781 * explow.c (emit_stack_restore): Likewise.
11782 * expmed.c (extract_bit_field_1): Likewise.
11783 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11784 (emit_move_multi_word, store_constructor): Likewise.
11785 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11786 (thread_prologue_and_epilogue_insns): Likewise.
11787 * lower-subreg.c (resolve_simple_move): Likewise.
11788 * optabs.c (widen_operand, expand_binop): Likewise.
11789 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11790 * reload.c (find_reloads): Likewise.
11791 * reload1.c (eliminate_regs_in_insn): Likewise.
11792 * stmt.c (expand_nl_goto_receiver): Likewise.
11793 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11794 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11795 * config/arm/arm.c (arm_load_pic_register): Likewise.
11796 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11797 * config/arm/arm.md (untyped_return): Likewise.
11798 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11799 * config/avr/avr.c (expand_prologue): Likewise.
11800 * config/bfin/bfin.c (do_unlink): Likewise.
11801 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11802 * config/cris/cris.c (cris_expand_prologue): Likewise.
11803 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11804 (machopic_legitimize_pic_address): Likewise.
11805 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11806 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11807 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11808 (ix86_expand_convert_uns_didf_sse): Likewise.
11809 (ix86_expand_vector_init_general): Likewise.
11810 * config/ia64/ia64.md (eh_epilogue): Likewise.
11811 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11812 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11813 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11814 (config/iq2000/iq2000.c): Likewise.
11815 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11816 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11817 (builtin_longjmp): Likewise.
11818 * config/mn10300/mn10300.md (call, call_value): Likewise.
11819 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11820 * config/pdp11/pdp11.md (abshi2): Likewise.
11821 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11822 * config/s390/s390.c (s390_emit_prologue): Likewise.
11823 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11824 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11825 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11826 * config/sh/sh.c (prepare_move_operands): Likewise.
11827 (output_stack_adjust, sh_expand_epilogue): Likewise.
11828 (sh_set_return_address, sh_expand_t_scc): Likewise.
11829 * config/sparc/sparc.c (load_pic_register): Likewise.
11830 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11831 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11832 * config/v850/v850.c (expand_epilogue): Likewise.
11834 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11836 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11837 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11838 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11839 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11840 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11841 stack pointer register.
11842 (output_movhi): Remove code for interrupt specific writing to the
11843 stack pointer register.
11845 2008-05-31 Richard Guenther <rguenther@suse.de>
11847 PR tree-optimization/34244
11848 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11849 (tree_expr_nonzero_warnv_p): Likewise.
11850 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11851 ssa_name_nonnegative_p.
11852 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11853 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11854 not tree_expr_nonzero_warnv_p.
11856 PR tree-optimization/36262
11858 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11860 PR tree-optimization/34244
11861 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11862 (record_numbers_of_iterations): New function.
11863 (execute_vrp): Cache the numbers of iterations of loops.
11864 * tree-scalar-evolution.c (scev_reset_except_niters):
11866 (scev_reset): Use scev_reset_except_niters.
11867 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11869 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11871 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11872 __WORKAROUND_RETS when appropriate.
11874 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11876 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11877 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11879 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11880 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11881 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11882 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11883 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11884 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11885 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11886 *fop_df_1_sse insn patterns using MODEF mode iterator.
11887 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11888 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11889 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11890 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11891 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11892 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11893 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11894 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11895 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11896 (*fop_xf_5_i387): Ditto.
11897 (*fop_xf_6_i387): Ditto.
11899 2008-05-30 Richard Guenther <rguenther@suse.de>
11901 * builtins.c (build_string_literal): Avoid generating
11902 a non-gimple_val result.
11904 2008-05-30 DJ Delorie <dj@redhat.com>
11906 * exec-tool.in: Use an environment variable (private) instead of a
11907 file (shared) as a semaphore, so as to not break parallel builds.
11909 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11911 * optabs.c (maybe_encapsulate_block): Remove.
11912 (emit_libcall_block): Adjust accordingly.
11913 * optabs.h (maybe_encapsulate_block): Remove prototype.
11915 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11916 Don't use maybe_encapsulate_block.
11918 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11920 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11921 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11922 rtx is a SYMBOL_REF before calling get_pool_constant.
11924 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11926 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11928 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11930 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11931 rather than OS names to choose INO_T_EQ definition.
11932 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11933 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11935 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11938 * config/darwin-f.c: New.
11939 * config/t-darwin: Added rule to build darwin-f.o.
11940 * config.gcc: Defined new variable, fortran_target_objs.
11941 (*-*-darwin*): Set fortran_target_objs.
11942 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11943 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11944 * configure: Regenerated.
11946 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11949 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11950 canonical type if needed.
11952 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11954 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11956 2008-05-29 Richard Guenther <rguenther@suse.de>
11958 PR tree-optimization/36343
11959 PR tree-optimization/36346
11960 PR tree-optimization/36347
11961 * tree-flow.h (clobber_what_p_points_to): Declare.
11962 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11963 pointed-to variable is dereferenced is irrelevant to whether
11964 the pointer can access the pointed-to variable.
11965 (clobber_what_p_points_to): New function.
11966 * tree-ssa-alias.c (set_initial_properties): Use it.
11967 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11968 call clobber check for NMTs.
11970 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11972 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11973 for printing gcov_type.
11975 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11977 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11978 and the eh region information.
11979 * value-prof.c (gimple_move_stmt_histograms): New function.
11980 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11982 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11984 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11986 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11988 * value-prof.c (tree_ic_transform): Print counts.
11989 * tree-profile.c (tree_gen_ic_func_profiler):
11990 Clear __gcov_indreict_call_callee variable to avoid misattribution
11993 2008-05-28 Rafael Espíndola <espindola@google.com>
11995 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11998 2008-05-28 Richard Guenther <rguenther@suse.de>
12000 PR tree-optimization/36339
12001 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
12002 and clobbering code out of the loop.
12004 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12006 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
12009 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
12010 s390_contiguous_bitmask_p, s390_symref_operand_p,
12011 s390_check_symref_alignment, s390_reload_larl_operand,
12012 s390_reload_symref_address): New functions.
12013 (s390_branch_condition_mnemonic): Support compare and branch
12015 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
12016 and 'W' constraints.
12017 (s390_secondary_reload): Add secondary reloads for unaligned
12018 symbol refs or symbol refs to floating point or QI/TI mode
12020 (legitimate_address_p): Accept symbol references as addresses.
12021 (s390_expand_insv): Use rotate and insert selected bits
12022 instruction for insv when building for z10.
12023 (print_operand_address): Handle symbol ref addresses.
12024 (print_operand): Output modifier 'c' added for signed byte values.
12025 (s390_encode_section_info): Mark symbol refs with
12026 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
12028 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
12029 (length attribute): RRF, RRR have 4 byte length.
12030 (FPALL, INTALL): New mode iterators added.
12031 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
12032 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
12033 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
12034 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
12035 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
12036 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
12037 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
12038 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
12040 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
12041 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
12042 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
12043 reload<INTALL:mode><P:mode>_toreg_z10,
12044 reload<FPALL:mode><P:mode>_tomem_z10,
12045 reload<FPALL:mode><P:mode>_toreg_z10,
12046 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
12047 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
12048 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
12049 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
12051 (movmem, clrmem, cmpmem): New splitters added.
12053 * config/s390/predicates.md (larl_operand): Use
12054 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
12055 SYMBOL_REF_ALIGN1_P.
12056 (s390_signed_integer_comparison,
12057 s390_unsigned_integer_comparison): New predicates.
12059 * config/s390/s390-protos.h (s390_check_symref_alignment,
12060 s390_contiguous_bitmask_p, s390_reload_larl_operand,
12061 s390_reload_symref_address,
12062 s390_compare_and_branch_condition_mask): Prototypes added.
12064 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
12065 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
12066 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
12068 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12070 * config/s390/s390.c (z10_cost): New cost function for z10.
12071 (s390_handle_arch_option, override_options): Support -march=z10 switch.
12072 (s390_issue_rate): Adjust issue rate for z10.
12073 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
12074 (processor_flags): Add PF_Z10.
12075 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
12076 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
12077 * gcc/config.gcc: Add z10.
12079 2008-05-28 Richard Guenther <rguenther@suse.de>
12081 PR tree-optimization/36291
12082 * tree-flow. h (struct gimple_df): Remove var_anns member.
12083 * tree-flow-inline.h (gimple_var_anns): Remove.
12084 (var_ann): Simplify.
12085 * tree-dfa.c (create_var_ann): Simplify.
12086 (remove_referenced_var): Clear alias info from var_anns of globals.
12087 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
12088 (delete_tree_ssa): Clear alias info from var_anns of globals.
12089 Do not free var_anns.
12090 (var_ann_eq): Remove.
12091 (var_ann_hash): Likewise.
12093 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
12095 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
12096 and loongson2f entries.
12097 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
12098 * config/mips/mips.h (processor_type): Add Loongson-2E
12099 and Loongson-2F entries.
12100 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
12101 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
12102 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
12103 * doc/invoke.texi (MIPS Options): Document loongson2e
12104 and loongson2f processor names.
12106 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12110 * config/i386/i386.c (ix86_function_arg_boundary): Use
12111 alignment of canonical type.
12112 (ix86_expand_vector_move): Check unaligned memory access for
12115 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12117 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
12118 Moved to the front of file.
12120 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
12121 H.J. Lu <hongjiu.lu@intel.com>
12123 * dwarf2out.c (current_fde): New.
12125 (lookup_cfa:): Likewise.
12126 (dwarf2out_end_epilogue): Likewise.
12127 (dwarf2out_note_section_used): Likewise.
12129 2008-05-27 Michael Matz <matz@suse.de>
12132 * c.opt (Wenum-compare): New warning option.
12133 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
12135 2008-05-27 Michael Matz <matz@suse.de>
12137 PR middle-end/36326
12138 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
12140 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
12141 into memory as tail calls.
12143 2008-05-27 Richard Guenther <rguenther@suse.de>
12145 PR tree-optimization/36339
12146 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
12147 pointers cause all addressable variables to be call clobbered.
12149 2008-05-27 Richard Guenther <rguenther@suse.de>
12151 PR tree-optimization/36245
12152 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
12154 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12156 * config/s390/s390.md: Replace all occurences of the 'm'
12157 constraint with 'RT'.
12159 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12161 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
12163 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
12165 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
12166 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
12167 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
12169 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12171 * reload.c: (find_reloads): Skip alternatives according to the
12172 "enabled" attribute. Constify the constraint variable.
12173 * recog.c (get_attr_enabled): Add default implementation.
12174 (extract_insn): Set the alternative_enabled_p array
12175 in the recog_data struct.
12176 (preprocess_constraints, constrain_operands): Skip
12177 alternatives according to the "enabled" attribute
12178 * recog.h (struct recog_data): New field alternative_enabled_p.
12179 (skip_alternative): New inline function.
12180 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
12181 (record_reg_classes): Skip alternative according to the
12182 "enabled" attribute.
12184 * doc/md.texi: Add documention for the "enabled" attribute.
12186 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12188 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
12189 * postreload.c (reload_cse_simplify_operands): Replace 'm'
12190 constraint with TARGET_MEM_CONSTRAINT.
12191 * recog.c (asm_operand_ok, preprocess_constraints,
12192 constrain_operands): Likewise.
12193 * regclass.c (record_reg_classes): Likewise.
12194 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
12195 * reload1.c (maybe_fix_stack_asms): Likewise.
12196 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
12197 * recog.h: Adjust comment.
12198 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
12199 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
12200 * doc/md.texi: Add a note to description of 'm' constraint.
12201 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
12203 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
12205 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
12206 that the bitfield is of integral type before testing its precision.
12208 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12209 Sa Liu <saliu@de.ibm.com>
12211 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
12212 __modti3, __udivti3, __umodti3 and __udivmodti4.
12213 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
12214 that implement TImode mul and div functions.
12215 * config/spu/multi3.c: New. Implement __multi3.
12216 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
12217 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
12220 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
12222 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
12223 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
12224 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
12225 tls_sysv_suffix): New mode and mode attribute iterators.
12226 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
12227 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
12228 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
12229 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
12230 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
12233 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
12235 PR tree-optimization/36329
12236 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
12237 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
12238 * cgraphbuild.c (initialize_inline_failed): Use the latter
12239 macro in lieu of the former.
12240 * ipa-inline.c (cgraph_mark_inline): Likewise.
12241 (cgraph_decide_inlining_of_small_function): Likewise.
12242 (cgraph_decide_inlining): Likewise.
12243 (cgraph_decide_inlining_incrementally): Likewise.
12245 2008-05-26 Tristan Gingold <gingold@adacore.com>
12246 Anatoly Sokolov <aesok@post.ru>
12248 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
12249 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
12250 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
12251 optimization for 'avr6' architecture.
12253 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
12256 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
12258 2008-05-26 Richard Guenther <rguenther@suse.de>
12260 * tree-ssa-sccvn.c (expr_has_constants): Declare.
12261 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
12263 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
12265 PR middle-end/36253
12266 * caller-save.c (insert_restore): Verify alignment of spill space.
12267 (insert_save): Likewise.
12268 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
12269 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
12270 (STACK_SLOT_ALIGNMENT): Likewise.
12271 * function.c (LOCAL_ALIGNMENT): Removed.
12272 (get_stack_local_alignment): New.
12273 (assign_stack_local): Use it. Set alignment on stack slot.
12274 (assign_stack_temp_for_type): Use get_stack_local_alignment.
12275 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
12276 (STACK_SLOT_ALIGNMENT): New.
12277 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
12278 stack slot in XFmode.
12280 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
12282 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
12285 * config/i386/i386.md (allocate_stack_worker_64): Make sure
12286 argument operand in rax isn't removed.
12288 2008-05-26 Richard Guenther <rguenther@suse.de>
12290 PR middle-end/36300
12291 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
12292 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
12294 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12297 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
12299 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
12301 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
12302 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
12304 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12306 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
12307 build a trampoline if we don't want one.
12308 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
12309 return zero for nested functions if we don't want a trampoline.
12311 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12313 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
12315 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12318 * c.opt: Removed undocumented option '-lang-fortran'.
12319 * c-common.h: Removed global variable 'lang_fortran'.
12320 * c-opts.c (c_common_handle_option): Removed code to handle
12321 option '-lang-fortran'. Updated includes.
12322 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
12323 definition of '__GFORTRAN__'.
12324 (define__GNUC__): Reimplemented to use BASEVER and
12325 cpp_define_formatted.
12326 (builtin_define_with_value_n): Removed.
12327 * c-incpath.h: Renamed to ...
12328 * incpath.h: ... this.
12329 * c-incpath.c: Renamed to ...
12330 * incpath.c: ... this. Updated includes.
12331 * fix-header.c: Updated includes.
12332 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
12333 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
12334 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
12336 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12338 * tree.h: Update the table of flags used on tree nodes.
12339 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
12340 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
12341 (FORCED_LABEL): Add access check.
12342 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
12343 (ASM_INPUT_P): Likewise.
12344 (ASM_VOLATILE_P): Likewise.
12345 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
12346 (OMP_SECTION_LAST): Access private_flag directly.
12347 (OMP_RETURN_NOWAIT): Likewise.
12348 (OMP_PARALLEL_COMBINED): Likewise.
12349 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
12350 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
12351 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
12352 deprecated_flag directly.
12354 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
12356 * final.c (frame_pointer_needed): Removed.
12357 * flags.h (frame_pointer_needed): Likewise.
12359 * function.h (rtl_data): Add frame_pointer_needed.
12360 (frame_pointer_needed): New.
12362 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
12364 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
12366 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
12368 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
12371 2008-05-25 Alan Modra <amodra@bigpond.net.au>
12373 * c-common.c (strip_array_types): Move function to..
12375 (get_inner_array_type): Delete.
12376 * c-common.h (strip_array_types): Move declaration to..
12378 (get_inner_array_type): Delete.
12379 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
12380 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
12381 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
12382 * config/pa/pa.c (emit_move_sequence): Likewise.
12384 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
12386 * config/i386/i386.md (*sse_prologue_save_insn): Set length
12389 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
12391 * function.c: Include target hook for nonlocal_goto frame value.
12393 2008-05-24 Richard Guenther <rguenther@suse.de>
12395 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
12396 variable can be only accessed through a pointer or a union.
12398 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12400 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
12401 * doc/extend.texi: Likewise.
12403 2008-05-23 DJ Delorie <dj@redhat.com>
12405 * config/m32c/jump.md (untyped_call): Add.
12407 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
12408 for A24 to PSImode.
12409 (m32c_address_cost): Detail costs for indirect offsets.
12411 2008-05-23 Rafael Espíndola <espindola@google.com>
12413 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
12414 if a node is a SUBREG.
12415 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
12418 2008-05-23 Paul Brook <paul@codesourcery.com>
12419 Carlos O'Donell <carlos@codesourcery.com>
12421 * doc/extend.texi: Clarify use of __attribute__((naked)).
12422 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12423 * target.h (gcc_target): Add allocate_stack_slots_for_args.
12424 * function.c (use_register_for_decl): Use
12425 targetm.calls.allocate_stack_slots_for_args.
12426 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12427 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
12428 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
12430 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
12432 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
12434 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
12436 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
12437 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
12438 is only rounded once.
12440 2008-05-23 Richard Guenther <rguenther@suse.de>
12442 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
12444 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
12445 Jakub Jelinek <jakub@redhat.com>
12448 * configure.ac: Handle --enable-cld.
12449 * configure: Regenerated.
12450 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
12451 * config/i386/i386.h (struct machine_function): Add needs_cld field.
12452 (ix86_current_function_needs_cld): New define.
12453 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
12454 (cld): New isns pattern.
12455 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
12456 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
12457 * config/i386/i386.opt (mcld): New option.
12458 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
12459 TARGET_CLD and ix86_current_function_needs_cld.
12460 (override_options): Use -mcld by default for 32-bit code if
12463 * doc/install.texi (Options specification): Document --enable-cld.
12464 * doc/invoke.texi (Machine Dependent Options)
12465 [i386 and x86-64 Options]: Add -mcld option.
12466 (Intel 386 and AMD x86-64 Options): Document -mcld option.
12468 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
12469 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
12470 (return_in_memory_64): Likewise.
12471 (return_in_memory_ms_64): Likewise.
12473 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12475 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
12476 * builtins.c (fold_builtin_fpclassify): New.
12477 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
12478 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12479 * c-common.c (handle_type_generic_attribute): Adjust to accept
12480 fixed arguments before an elipsis.
12481 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
12482 * doc/extend.texi: Document __builtin_fpclassify.
12484 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
12486 * omp-low.c (gate_expand_omp_ssa): Remove.
12487 (pass_expand_omp_ssa): Remove.
12488 (gate_expand_omp): Do not check for flag_openmp_ssa.
12489 * common.opt (-fopenmp-ssa): Remove.
12490 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
12492 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
12494 * config/sh/sh.opt (mfixed-range): New option.
12495 * config/sh/sh-protos.h (sh_fix_range): Declare.
12496 * config/sh/sh.c (sh_fix_range): New function.
12497 * config/sh/sh.h (sh_fixed_range_str): Declare.
12498 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12500 * doc/invoke.texi (SH Options): Document -mfixed-range.
12502 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12504 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12505 it before the redeclaration.
12507 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12509 * config/avr/avr.c (get_sequence_length): Add new function.
12510 (expand_prologue, expand_epilogue): Remove duplicate code.
12512 2008-05-22 Rafael Espíndola <espindola@google.com>
12514 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12517 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12519 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12520 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12522 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12523 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12524 (vect_update_misalignment_for_peel): Likewise.
12525 (vector_alignment_reachable_p): Likewise.
12526 * tree-vect-transform.c (vectorizable_load): Likewise.
12527 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12528 (get_vectype_for_scalar_type): Pass mode of scalar_type
12529 to UNITS_PER_SIMD_WORD.
12531 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12532 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12533 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12534 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12535 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12537 2008-05-22 Ira Rosen <irar@il.ibm.com>
12539 PR tree-optimization/36293
12540 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12541 if the first load must be skipped because of a gap.
12543 2008-05-22 Richard Guenther <rguenther@suse.de>
12545 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12546 more cases of offset disambiguation that is possible if
12547 strict-aliasing rules apply.
12548 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12549 for basic offset and type-based disambiguation.
12551 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12553 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12554 ix86_expand_vector_set on V16QImode for SSE4.1.
12556 2008-05-21 Tom Tromey <tromey@redhat.com>
12558 * c.opt (Wimport): Mark as undocumented.
12559 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12561 (Warning Options): Likewise.
12562 * doc/cppopts.texi: Don't mention -Wimport.
12564 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12566 PR tree-optimization/36287
12567 PR tree-optimization/36286
12568 * lambda-code.c (build_access_matrix): Do not use the loop->num
12569 for computing the number of induction variables: use the loop depth
12572 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12575 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12576 option -f(no-)leading-underscore.
12578 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12580 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12581 GET_MODE_NUNITS (mode).
12583 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12585 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12586 (-mmulhw): Add 464 to description.
12587 (-mdlmzb): Likewise.
12588 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12589 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12591 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12592 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12593 * config/rs6000/rs6000.md: Update comments for 464.
12595 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12597 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12599 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12601 * config/i386/sse.md (vec_extractv4sf): Removed.
12602 (vec_extractv2df): Likewise.
12603 (vec_extractv2di): Likewise.
12604 (vec_extractv4si): Likewise.
12605 (vec_extractv8hi): Likewise.
12606 (vec_extractv16qi): Likewise.
12607 (vec_extract<mode>): New.
12609 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12611 * config/i386/sse.md (vec_setv4sf): Removed.
12612 (vec_setv2df): Likewise.
12613 (vec_setv2di): Likewise.
12614 (vec_setv4si): Likewise.
12615 (vec_setv8hi): Likewise.
12616 (vec_setv16qi): Likewise.
12617 (vec_set<mode>): New.
12619 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12621 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12622 goto for vec_concat and vec_interleave.
12624 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12626 * config/i386/sse.md (vec_initv4sf): Removed.
12627 (vec_initv2df): Likewise.
12628 (vec_initv2di): Likewise.
12629 (vec_initv4si): Likewise.
12630 (vec_initv8hi): Likewise.
12631 (vec_initv16qi): Likewise.
12632 (vec_init<mode>): New.
12634 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12636 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12638 2008-05-21 Tom Tromey <tromey@redhat.com>
12640 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12641 (zone_find_object_offset): Likewise.
12642 (gt_ggc_m_S): Likewise.
12643 (highest_bit): Likewise.
12644 * ggc-page.c (gt_ggc_m_S): New function.
12645 * stringpool.c (string_stack): Remove.
12646 (init_stringpool): Update.
12647 (ggc_alloc_string): Use ggc_alloc.
12648 (maybe_delete_ident): New function.
12649 (ggc_purge_stringpool): Likewise.
12650 (gt_ggc_m_S): Remove.
12651 * ggc-common.c (ggc_protect_identifiers): New global.
12652 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12653 ggc_protect_identifiers.
12654 * ggc.h (ggc_protect_identifiers): Declare.
12655 (gt_ggc_m_S): Update.
12656 (ggc_purge_stringpool): Declare.
12657 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12658 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12660 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12662 2008-05-21 David S. Miller <davem@davemloft.net>
12664 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12667 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12669 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12672 2008-05-20 David Daney <ddaney@avtrex.com>
12674 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12675 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12676 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12677 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12678 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12679 (atomic_hiqi_op): New define_code_iterator.
12680 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12681 mips_expand_compare_and_swap_12.
12682 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12683 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12684 (sync_<optab><mode>, sync_old_<optab><mode>,
12685 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12686 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12687 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12688 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12689 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12690 (test_and_set_12): New insn.
12691 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12692 sync_new_<optab><mode>, sync_old_nand<mode>,
12693 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12694 clobber to operand 0 for SI and DI mode insns.
12695 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12696 mips_gen_fn_4): New typedefs.
12697 (mips_gen_fn_ptrs): Define new union type.
12698 (mips_expand_compare_and_swap_12): Remove declaration.
12699 (mips_expand_atomic_qihi): Declare function.
12700 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12701 (mips_expand_atomic_qihi): ... this. Use new generator function
12703 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12704 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12705 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12706 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12707 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12708 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12709 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12710 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12711 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12712 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12715 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12717 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12720 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12722 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12723 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12724 (avr_attribute_table): Add 'OS_main' function attribute.
12725 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12726 functions with 'OS_main' attribute.
12728 2008-05-20 Richard Guenther <rguenther@suse.de>
12730 PR tree-optimization/35204
12731 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12732 helper, split out from ...
12733 (DFS): ... here. Make the DFS walk non-recursive.
12735 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12736 Jan Sjodin <jan.sjodin@amd.com>
12738 PR tree-optimization/36181
12739 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12740 (parallelize_loops): Don't parallelize when the loop has vector
12743 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12744 Sebastian Pop <sebastian.pop@amd.com>
12746 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12747 matrix, and never look at the tree representation of the memory
12749 (linear_transform_loops): Computes parameters and access matrices.
12750 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12752 (access_matrix_get_index_for_parameter): New.
12753 * tree-data-ref.h (struct access_matrix): New.
12754 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12755 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12756 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12757 am_vector_index_for_loop): New.
12758 (struct data_reference): Add field access_matrix.
12759 (DR_ACCESS_MATRIX): New.
12760 (compute_data_dependences_for_loop): Update declaration.
12761 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12762 * lambda.h (lambda_vector_vec_p): Declared.
12763 * lambda-code.c: Depend on pointer-set.h.
12764 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12765 av_for_af_base, av_for_af, build_access_matrix,
12766 lambda_compute_access_matrices): New.
12767 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12769 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12771 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12772 $SOURCEDIR/include.
12774 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12775 Sebastian Pop <sebastian.pop@amd.com>
12777 PR tree-optimization/36206
12778 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12780 (instantiate_scev_1): Rename flags to fold_conversions.
12781 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12782 outeside instantiation_loop.
12783 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12784 (evolution_function_is_affine_or_constant_p): Removed.
12785 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12787 (analyze_siv_subscript): Pass in the loop nest number.
12788 Call evolution_function_is_affine_in_loop instead of
12789 evolution_function_is_affine_p.
12790 (analyze_overlapping_iterations): Pass in the loop nest number.
12792 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12793 Sebastian Pop <sebastian.pop@amd.com>
12795 PR tree-optimization/36206
12796 * tree-chrec.h (chrec_fold_op): New.
12797 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12800 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12802 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12804 (remove_duplicates): Do not set inode on non-inode systems.
12807 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12809 * config.gcc (tm_file): Update comments about relative pathnames.
12811 2008-05-20 Richard Guenther <rguenther@suse.de>
12813 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12814 * tree-ssa-sccvn.c (process_scc): Likewise.
12815 * tree-ssa-sink.c (execute_sink_code): Likewise.
12816 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12817 * tree-vrp.c (process_assert_insertions): Likewise.
12818 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12819 (perform_tree_ssa_dce): Likewise.
12820 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12821 (dump_dominator_optimization_stats): Likewise.
12822 * tree-vectorizer.c (vectorize_loops): Likewise.
12824 2008-05-20 Richard Guenther <rguenther@suse.de>
12826 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12828 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12830 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12831 (ix86_i386elf_return_in_memory): Likewise.
12832 (ix86_i386interix_return_in_memory): Likewise.
12833 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12834 (SUBTARGET_RETURN_IN_MEMORY): New.
12835 * config/i386/i386elf.h: Likewise.
12836 * config/i386/ptx4-i.h: Likewise.
12837 * config/i386/sol2-10.h: Likewise.
12838 * config/i386/sysv4.h: Likewise.
12839 * config/i386/vx-common.h: Likewise.
12840 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12841 * config/i386/i386.c (ix86_return_in_memory): Made static and
12842 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12843 (ix86_i386elf_return_in_memory): Removed.
12844 (ix86_i386interix_return_in_memory): Removed.
12845 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12846 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12848 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12850 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12852 2008-05-19 Xinliang David Li <davidxl@google.com>
12854 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12856 * common.opt: Ditto.
12857 * doc/invoke.texi: Ditto.
12859 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12861 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12862 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12864 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12866 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12867 sizes of operand array from 8/4 to 4/2.
12868 (ix86_expand_vector_init_general): Change size of operand array
12869 from 32 to 16. Remove op0, op1 and half_mode.
12871 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12873 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12874 (ix86_expand_vector_init_interleave): Likewise.
12875 (ix86_expand_vector_init_general): Use them. Assert
12876 word_mode == SImode when n_words == 4.
12878 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12880 * config/i386/i386.c (ix86_secondary_reload): New static function.
12881 (TARGET_SECONDARY_RELOAD): New define.
12882 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12883 * config/i386/i386.md (reload_outqi): Remove.
12885 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12887 PR middle-end/35509
12888 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12889 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12890 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12891 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12892 (fold_builtin_1): Likewise.
12893 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12894 c-common.c (check_builtin_function_arguments): Handle
12895 BUILT_IN_ISINF_SIGN.
12896 * doc/extend.texi: Document __builtin_isinf_sign.
12897 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12899 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12901 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12902 EH cleanup at the end of the pass, search for those that have been
12903 turned into forwarder blocks and do the cleanup on their successor.
12905 2008-05-18 Richard Guenther <rguenther@suse.de>
12907 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12908 pointers to sizetype and vice versa.
12910 2008-05-18 Xinliang David Li <davidxl@google.com>
12912 * gcc/tree-ssa-dce.c: Coding style fix.
12913 (check_pow): Documentation comment.
12914 (check_log): Documenation comment. Coding style fix.
12915 (is_unnecessary_except_errno_call): Ditto.
12916 (gen_conditions_for_pow): Ditto.
12917 (gen_conditions_for_log): Ditto.
12918 (gen_shrink_wrap_conditions): Ditto.
12919 (shrink_wrap_one_built_in_calls): Ditto.
12920 * gcc/doc/invoke.texi: Better documentation string.
12921 * ChangeLog: Fix wrong change log entries from
12922 May 17 checkin on function call DCE.
12924 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12926 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12928 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12930 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12931 * df-problems.c (simulation routines): Fixed block comment to
12932 properly say how to add forwards scanning functions.
12934 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12936 * tree-inline.c (setup_one_parameter): Remove dead code.
12938 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12940 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12941 a BIT_AND_EXPR only for an INTEGER_TYPE.
12943 2008-05-17 Xinliang David Li <davidxl@google.com>
12945 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12946 (check_pow, check_log, is_unnecessary_except_errno_call): New
12947 functions to check for eliminating math functions that are pure
12948 except for setting errno.
12949 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12950 general condition expressions for shrink-wrapping pow/log calls.
12951 (gen_shrink_wrap_conditions): Ditto.
12952 (shrink_wrap_one_built_in_call): Ditto.
12953 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12954 (mark_operand_necessary): If debugging, output if OP is necessary.
12955 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12957 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12959 * gcc/common.opt: New user flag -ftree-builtin-dce.
12960 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12962 2008-05-16 David S. Miller <davem@davemloft.net>
12964 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12965 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12967 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12970 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12972 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12974 * ifcvt.c (dead_or_predicable): Rename
12975 df_simulate_one_insn_backwards to df_simulate_one_insn.
12976 * recog.c (peephole2_optimize): Ditto.
12977 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12979 * df.h: Rename df_simulate_one_insn_backwards to
12980 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12981 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12982 scanning of defs and uses.
12983 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12984 (df_simulate_one_insn_forwards): Removed.
12986 2008-05-16 Doug Kwan <dougkwan@google.com>
12988 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12990 (real_from_string): Handle NaNs and Inf as approriate.
12992 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12994 * doc/gty.texi (Source Files Containing Type Information): Note
12995 that headers should appear first in the gtfiles list.
12997 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12999 * tree.def (COND_EXEC): Properly documented this code.
13001 2008-05-16 Diego Novillo <dnovillo@google.com>
13003 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
13004 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
13007 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13009 * tree-ssa-dse (max_stmt_uid): Removed.
13010 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
13011 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
13012 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
13013 * function.h (cfun.last_stmt_uid): New field.
13014 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
13015 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
13017 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
13018 (create_stmt_ann): Initialize the ann->uid field.
13019 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
13021 * tree-flow.h (renumber_gimple_stmt_uids): New function.
13023 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13025 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
13026 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
13027 (init_empty_tree_cfg): Call it.
13029 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13031 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
13034 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13036 * doc/invoke.text (-fdump-tree-*-verbose): New option.
13037 * tree-dump.c (dump_options): New verbose option.
13038 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
13040 * tree-pass.h (TDF_VERBOSE): New dump flag.
13041 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
13042 (tree-flow.h): Added include.
13043 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
13045 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
13047 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
13049 From Jie Zhang <jie.zhang@analog.com>
13050 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13051 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
13052 mcpu=bf561-none and mcpu=bf561-0.2.
13053 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13054 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13055 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13056 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13057 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
13058 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
13059 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
13061 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
13062 (cputype_selected): Remove.
13063 (bfin_handle_option): Don't use cputype_selected.
13064 (override_options): When no mcpu option, enable all workarounds.
13065 Don't use bfin_workarounds.
13066 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
13068 (DEFAULT_CPU_TYPE): Don't define.
13070 2008-05-16 Richard Guenther <rguenther@suse.de>
13072 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
13073 on deletion of the last stmt.
13075 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13077 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
13078 V8HImode for SSE2 and V16QImode for SSE4.1.
13080 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
13082 * cgraph.h (compute_inline_parameters): Made public.
13083 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
13084 variable_generate_summary, function_write_summary,
13085 variable_write_summary, variable_read_summary. Added generate_summary,
13086 write_summary, read_summary.
13087 * cgraphunit.c (cgraph_process_new_functions): Changed call from
13088 pass_ipa_inline.function_generate_summary, to
13089 compute_inline_parameters.
13090 * ipa-inline.c (compute_inline_parameters): Made public and added
13092 (compute_inline_parameters_for_current): New function.
13093 (pass_inline_param): Now calls compute_inline_parameters_for_current.
13094 (inline_generate_summary): Removed parameter and made to loop over
13096 (pass_ipa_inline): Updated for new IPA_PASS structure.
13097 * passes.c (execute_ipa_summary_passes): Now is called once per
13098 pass rather than once per node*pass.
13100 2008-05-15 Anatoly Sokolov <aesok@post.ru>
13102 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
13103 avr_have_mul_p, avr_asm_only_p): Remove variables.
13104 (avr_override_options): Remove initialization of removed variables.
13105 (avr_file_start): Convert removed variables to fields of
13106 'struct base_arch_s *avr_current_arch'.
13107 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
13108 (AVR_HAVE_MUL): (Ditto.).
13109 (AVR_HAVE_MOVW): (Ditto.).
13110 (AVR_HAVE_LPMX): (Ditto.).
13111 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
13112 avr_asm_only_p): Remove declaration.
13114 2008-05-15 Diego Novillo <dnovillo@google.com>
13116 * config/arm/arm.c (arm_return_in_memory): Fix return type.
13117 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
13119 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
13121 PR middle-end/36194
13122 * combine.c (check_conversion): Rename back to check_promoted_subreg.
13123 Don't call record_truncated_value from here.
13124 (record_truncated_value): Turn it into a for_each_rtx callback.
13125 (record_truncated_values): New function.
13126 (combine_instructions): Call note_uses with record_truncated_values.
13127 Change name of check_conversion to check_promoted_subreg.
13129 2008-05-15 Janis Johnson <janis187@us.ibm.com>
13131 * doc/sourcebuild.texi: Document support for torture tests.
13133 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13135 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
13136 to alternative 4 of operand 2.
13138 2008-05-15 Richard Guenther <rguenther@suse.de>
13140 * tree-pass.h (current_pass): Declare.
13141 (get_pass_for_id): Likewise.
13142 * passes.c (passes_by_id, passes_by_id_size): New globals.
13143 (set_pass_for_id): New function.
13144 (get_pass_for_id): Likewise.
13145 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
13146 (execute_function_todo): Flush per function statistics.
13147 * toplev.c (compile_file): Init statistics.
13148 (general_init): Do early statistics initialization.
13149 (finalize): Finish statistics.
13150 * statistics.h (statistics_early_init): Declare.
13151 (statistics_init): Likewise.
13152 (statistics_fini): Likewise.
13153 (statistics_fini_pass): Likewise.
13154 (statistics_counter_event): Likewise.
13155 (statistics_histogram_event): Likewise.
13156 * statistics.c: New file.
13157 * Makefile.in (OBJS-common): Add statistics.o.
13158 (statistics.o): Add dependencies.
13159 * doc/invoke.texi (-fdump-statistics): Document.
13161 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
13162 (insert): Likewise.
13163 (execute_pre): Use statistics_counter_event.
13164 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
13165 (substitute_and_fold): Increment it. Use statistics_counter_event.
13167 2008-05-15 Diego Novillo <dnovillo@google.com>
13169 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
13171 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
13172 * tree-ssa-alias.c (new_type_alias): Remove references to
13173 sub-variables from comment.
13174 * tree-ssa-operands.c (swap_tree_operands): Likewise.
13176 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13178 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
13179 attribute to 1 only for insertps alternative.
13181 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13183 * config/bfin/bfin.md (loadbytes): New pattern.
13184 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
13185 (bfin_init_builtins): Initialize it.
13186 (bdesc_1arg): Add it.
13188 2008-05-15 Sa Liu <saliu@de.ibm.com>
13190 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
13191 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
13192 * testsuite/lib/target-supports.exp: Add
13193 check_effective_target_fortran_integer_16.
13195 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13197 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
13198 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
13199 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
13200 (TARGET_RETURN_IN_MEMORY): Define.
13202 2008-05-15 Richard Guenther <rguenther@suse.de>
13204 PR middle-end/36244
13205 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
13206 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
13207 represent unmodifiable vars.
13209 2008-05-15 Richard Guenther <rguenther@suse.de>
13211 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
13212 INDIRECT_REF and TARGET_MEM_REF.
13213 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13216 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13217 H.J. Lu <hongjiu.lu@intel.com>
13219 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
13220 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
13221 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
13222 insn alternatives. Add missing alternatives.
13223 (*vec_concatv2di_rex64_sse4_1): Likewise.
13224 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
13225 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
13226 Require TARGET_SSE.
13228 2008-05-15 Richard Guenther <rguenther@suse.de>
13230 PR tree-optimization/36009
13231 PR tree-optimization/36204
13232 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
13233 (determine_invariantness_stmt): Record the loop a store is
13234 always executed in.
13235 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
13238 2008-05-15 Richard Guenther <rguenther@suse.de>
13240 PR tree-optimization/34330
13241 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
13242 through the pointer will alias the SMT.
13244 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
13246 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
13248 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
13250 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
13252 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13253 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13255 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
13256 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
13257 (vashl_optab): New optab for vector/vector shifts.
13258 (vashr_optab): Ditto.
13259 (vlshr_optab): Ditto.
13260 (vrotl_optab): Ditto.
13261 (vrotr_optab): Ditto.
13262 (optab_subtype): New enum for optab_for_tree_code call.
13263 (optab_for_tree_code): Add enum optab_subtype argument.
13265 * optabs.c (optab_for_tree_code): Take an additional argument to
13266 distinguish between a vector shift by a scalar and vector shift by
13267 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
13268 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
13269 vector shift by a vector.
13270 (expand_widen_pattern_expr): Pass additional argument to
13271 optab_for_tree_code.
13273 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
13274 vrotl_optab, vrotr_optab.
13276 * expr.c (expand_expr_real_1): Update calls to
13277 optab_for_tree_code to distinguish between vector shifted by a
13278 scalar and vector shifted by a vector.
13279 * tree-vectorizer.c (supportable_widening_operation): Ditto.
13280 (supportable_narrowing_operation): Ditto.
13281 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
13282 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
13283 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
13284 (vect_create_epilog_for_reduction): Ditto.
13285 (vectorizable_reduction): Ditto.
13286 (vectorizable_operation): Ditto.
13287 (vect_strided_store_supported): Ditto.
13288 (vect_strided_load_supported): Ditto.
13289 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13290 * expmed.c (expand_shift): Ditto.
13292 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
13294 (ashr@var{m}3): Ditto.
13295 (vashl@var{m}3): Document new vector/vector shift standard name.
13296 (vashr@var{m}3): Ditto.
13297 (vlshr@var{m}3): Ditto.
13298 (vrotl@var{m}3): Ditto.
13299 (vrotr@var{m}3): Ditto.
13301 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
13302 (PPERM_INVERT): Ditto.
13303 (PPERM_REVERSE): Ditto.
13304 (PPERM_REV_INV): Ditto.
13305 (PPERM_ZERO): Ditto.
13306 (PPERM_ONES): Ditto.
13307 (PPERM_SIGN): Ditto.
13308 (PPERM_INV_SIGN): Ditto.
13309 (PPERM_SRC1): Ditto.
13310 (PPERM_SRC2): Ditto.
13312 * config/i386/sse.md (mulv2di3): Add SSE5 support.
13313 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
13314 allows a memory operand to be the value being added, and split it
13315 to improve vectorization.
13316 (sse5_pmacsdqh_mem): Ditto.
13317 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
13318 (sse5_mulv2div2di3_high): Ditto.
13319 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
13320 (vec_pack_trunc_v4si): Ditto.
13321 (vec_pack_trunc_v2di): Ditto.
13322 (sse5_pcmov_<mode>): Remove code that tried to use use
13323 andps/andnps instead of pcmov.
13324 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
13325 pmacsdqh instructions.
13326 (vec_widen_smult_lo_v4si): Ditto.
13328 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
13329 (PPERM_INVERT): Ditto.
13330 (PPERM_REVERSE): Ditto.
13331 (PPERM_REV_INV): Ditto.
13332 (PPERM_ZERO): Ditto.
13333 (PPERM_ONES): Ditto.
13334 (PPERM_SIGN): Ditto.
13335 (PPERM_INV_SIGN): Ditto.
13336 (PPERM_SRC1): Ditto.
13337 (PPERM_SRC2): Ditto.
13338 (ix86_expand_sse_movcc): Move the SSE5 test after the if
13340 (ix86_expand_int_vcond): If SSE5 generate all possible integer
13342 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
13343 says ignore whether the last reference is a memory operand.
13345 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13346 Paolo Bonzini <bonzini at gnu dot org>
13348 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
13351 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
13352 (vlshr<mode>3): Rename from vlshr<mode>3.
13353 (vashr<mode>3): Rename from vashr<mode>3.
13354 (mulv4sf3): Change the names of vector shift patterns.
13358 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
13361 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
13386 * config/spu/spu.md (v): New iterator macro to add v for vector types.
13387 (floatunssidf2_internal): Change vector/vector shift names.
13388 (floatunsdidf2_internal): Ditto.
13395 (vashl<mode>3): Rename from ashl<mode>3.
13396 (vashr<mode>3): Rename from ashr<mode>3.
13397 (vlshr<mode>3): Rename from lshr<mode>3.
13398 (vrotl<mode>3): Rename from rotl<mode>3.
13400 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13403 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
13404 multiply gives the wrong value when doing widening multiplies.
13405 (vec_widen_smult_lo_v4si): Ditto.
13407 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13409 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
13410 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
13411 emit_library_call_value.
13412 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
13413 * tree.h (ECF_LIBCALL_BLOCK): Removed.
13414 * calls.c (initialize_argument_information, precompute_arguments,
13415 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
13416 (precompute_arguments): Removed flags parameter.
13417 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
13419 2008-05-14 Richard Guenther <rguenther@suse.de>
13421 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
13422 Make sure to register the store if the use is a PHI_NODE.
13424 2008-05-14 Olivier Hainque <hainque@adacore.com>
13426 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
13427 memory if the component is to be referenced in BLKmode according
13428 to get_inner_reference.
13430 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
13432 * calls.c (emit_library_call_value_1): Restore code clearing
13433 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
13435 2008-05-14 Olivier Hainque <hainque@adacore.com>
13436 Nicolas Roche <roche@adacore.com>
13438 * configure.ac: Add support for a "gcc_subdir" variable in
13439 config-lang.in, to denote a subdirectory where the language/GCC
13440 integration files are to be found.
13441 * configure: Regenerate.
13443 2008-05-14 Ira Rosen <irar@il.ibm.com>
13445 PR tree-optimization/36098
13446 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
13447 value for the first load in the group in case of a gap.
13448 (vect_build_slp_tree): Check that there are no gaps in loads.
13450 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13452 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
13453 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
13454 expand_copysign_bit, ): Change call to emit_no_conflict_block to
13455 emit_insn and remove unneeded code to construct extra args.
13456 (emit_no_conflict_block): Removed.
13457 * optabls.h: (emit_no_conflict_block): Removed.
13458 * cse.c (cse_extended_basic_block): Remove search for
13459 REG_NO_CONFLICT note.
13460 * global.c: Removed incorrect comment added in revision 117.
13461 * expr.c (convert_move): Change call to emit_no_conflict_block to
13463 * recog.c: Change comments so that they do not mention
13465 * local_alloc.c (combine_regs): Removed last parameter.
13466 (no_conflict_p): Removed.
13467 (block_alloc): Removed note, no_conflict_combined_regno and set
13468 local vars. Removed all code to process REG_NO_CONFLICT blocks.
13469 (combine_regs): Removed already_dead and code to look for
13470 REG_NO_CONFLICT notes.
13471 * lower_subreg (remove_retval_note): Removed code to look for
13472 REG_NO_CONFLICT block.
13473 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
13474 (resolve_clobber): Remove code to process libcalls that have
13475 REG_NO_CONFLICT notes.
13476 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
13478 * combine.c (can_combine_p, distribute_notes): Removed
13479 REG_NO_CONFLICT case.
13480 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
13482 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
13483 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
13485 * reg-notes.def (NO_CONFLICT): Removed.
13487 2008-05-14 David S. Miller <davem@davemloft.net>
13489 * config/sparc/sparc.c (sparc_profile_hook): If
13490 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
13491 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
13492 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13494 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
13496 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13498 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13501 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13502 and op1 expansion before vector concat to have less live pseudos.
13504 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13506 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13507 ix86_expand_vector_set if supported.
13509 2008-05-13 Diego Novillo <dnovillo@google.com>
13510 Kenneth Zadeck <zadeck@naturalbridge.com>
13512 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13514 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13515 phinodes_print_statistics, init_ssanames, fini_ssanames,
13516 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13517 release_ssa_name, release_defs, replace_ssa_name_symbol,
13518 ssanames_print_statistics): Move ...
13519 * tree-flow.h: ... here.
13520 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13521 Use FN instead of cfun.
13522 (make_ssa_name_fn): Rename from make_ssa_name.
13523 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13524 * tree-flow-inline.h (make_ssa_name): Move from
13525 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13526 * omp-low.c (expand_omp_parallel):
13527 * tree-flow-inline.h (redirect_edge_var_map_result):
13528 * tree-ssa.c (init_tree_ssa): Add argument FN.
13529 Use it instead of cfun. Update all users.
13531 2008-05-13 Tom Tromey <tromey@redhat.com>
13533 PR preprocessor/22168:
13534 * doc/cpp.texi (Top): Update menu.
13535 (Alternatives to Wrapper #ifndef): New node.
13536 (Other Directives): Document deprecation.
13537 (Obsolete Features): Remove menu.
13538 (Assertions): Merge node into Obsolete Features.
13539 (Obsolete once-only headers): Move earlier; rename to Alternatives
13540 to Wrapper #ifndef.
13541 * doc/cppopts.texi: Update.
13542 * c.opt (Wdeprecated): Enable for C and ObjC.
13543 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13544 (C++ Dialect Options): Move -Wno-deprecated from here to...
13545 (Warning Options): ... here.
13547 2008-05-13 Richard Guenther <rguenther@suse.de>
13549 PR middle-end/36227
13550 * fold-const.c (fold_sign_changed_comparison): Do not allow
13551 changes in pointer-ness.
13553 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13556 * config/sh/sh.c (sh_expand_prologue): Don't clear
13557 RTX_FRAME_RELATED_P for push insns.
13559 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13561 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13563 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13565 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13566 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13567 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13569 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13571 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13572 (*vec_concatv4sf_sse): This.
13573 (*sse2_concatv2si): Renamed to ...
13574 (*vec_concatv2si_sse2): This.
13575 (*sse1_concatv2si): Renamed to ...
13576 (*vec_concatv2si_sse): This.
13577 (*vec_concatv2di_rex): Renamed to ...
13578 (*vec_concatv2di_rex64): This.
13579 (*vec_concatv2si_sse4_1): New.
13580 (*vec_concatv2di_rex64_sse4_1): Likewise.
13582 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13584 PR rtl-optimization/36111
13585 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13586 that was created for swappable operands.
13588 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13591 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13592 * configure.ac: Add call to ACX_PROG_GNAT.
13594 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13596 * optc-gen.awk: Fix comment typo.
13598 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13600 * pretty-print.c (pp_integer_with_precision): Use
13601 HOST_LONG_LONG_FORMAT.
13603 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13605 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13607 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13609 * config/i386/i386.c (bdesc_ptest): Removed.
13610 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13611 (bdesc_args): Add __builtin_ia32_ptestz128,
13612 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13613 (ix86_init_mmx_sse_builtins): Updated.
13614 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13615 (ix86_expand_builtin): Updated.
13617 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13619 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13620 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13622 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13624 * value-prof.c (interesting_stringop_to_profile): Do not
13625 return early for BUILT_IN_MEMPCPY.
13627 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13629 * calls.c (expand_call): Don't use callgraph to increase
13630 preferred_stack_boundary.
13632 * cgraph.h (cgraph_rtl_info): Use unsigned on
13633 preferred_incoming_stack_boundary.
13635 * final.c (rest_of_clean_state): Use unsigned on
13636 preferred_stack_boundary.
13638 2008-05-09 Tom Tromey <tromey@redhat.com>
13640 PR preprocessor/22231:
13641 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13644 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13646 PR tree-optimization/36129
13647 * tree-ssa-ccp.c: Include value-prof.h.
13648 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13649 built-in function was folded to a constant.
13650 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13652 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13653 Sebastian Pop <sebastian.pop@amd.com>
13655 * tree-scalar-evolution.c: Document instantiate_scev.
13656 (instantiate_parameters_1): Renamed instantiate_scev_1.
13657 Don't use the same loop for instantiation_loop and evolution_loop.
13658 (instantiate_scev): New.
13659 (instantiate_parameters): Moved...
13660 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13661 same loop twice. Maintains the semantics for this function.
13662 * tree-scalar-evolution.h (instantiate_scev): Declare.
13663 (instantiate_parameters): ...here. Now static inline.
13664 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13665 instead of resolve_mixers.
13667 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13669 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13671 2008-05-09 Tomas Bily <tbily@suse.cz>
13673 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13674 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13675 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13676 * c-common.c (c_common_truthvalue_conversion): Likewise.
13677 * tree-object-size.c (compute_object_offset): Likewise.
13678 * tree-inline.c (estimate_num_insns_1): Likewise.
13679 * varasm.c (const_hash_1, compare_constant, copy_constant)
13680 (compute_reloc_for_constant, output_addressed_constants)
13681 (initializer_constant_valid_p): Likewise.
13682 * c-omp.c (check_omp_for_incr_expr): Likewise.
13683 * gimplify.c (gimplify_expr): Likewise.
13684 * c-typeck.c (c_finish_return): Likewise.
13685 * tree-vectorizer.c (supportable_widening_operation)
13686 (supportable_narrowing_operation): Likewise.
13687 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13688 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13689 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13690 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13691 (descr_info_loc): Likewise.
13692 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13693 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13694 (fold_unary): Likewise.
13695 * builtins.c (get_pointer_alignment): Likewise.
13696 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13697 (instantiate_parameters_1): Likewise.
13698 * tree.c (expr_align, stabilize_reference): Likewise.
13699 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13700 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13701 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13702 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13703 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13704 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13706 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13707 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13708 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13709 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13710 (forward_propagate_comparison)
13711 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13712 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13713 * emit-rtl.c (component_ref_for_mem_expr)
13714 (set_mem_attributes_minus_bitpos): Likewise.
13715 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13716 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13718 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13719 (build_function_call, pointer_diff, build_compound_expr)
13720 (c_finish_return): Likewise.
13721 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13722 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13724 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13725 * expr.c (is_aligning_offset): Likewise.
13726 * tree-ssa-alias.c (is_escape_site): Likewise.
13727 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13728 (check_all_va_list_escapes): Likewise.
13729 * tree-ssa-loop-ivopts.c (determine_base_object)
13730 (determine_common_wider_type): Likewise.
13731 * dojump.c (do_jump): Likewise.
13732 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13733 * tree-gimple.c (is_gimple_cast): Likewise.
13734 * fold-const.c (decode_field_reference, )
13735 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13736 (fold_binary): Likewise.
13737 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13738 (already_warned_in_frontend_p): Likewise.
13739 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13740 * tree.c (really_constant_p, get_unwidened): Likewise.
13741 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13742 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13743 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13745 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13747 (CONVERT_EXPR_P): Define.
13748 (CASE_CONVERT): Define.
13750 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13752 PR middle-end/36117
13753 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13754 (delete_unmarked_insns): When deleting a call, call
13755 delete_unreachable_blocks.
13756 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13757 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13759 2008-05-08 Richard Guenther <rguenther@suse.de>
13761 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13762 (-ftree-salias): Likewise.
13763 (salias-max-implicit-fields): Remove param documentation.
13764 (salias-max-array-elements): Likewise.
13765 * tree-pass.h (pass_create_structure_vars): Remove.
13766 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13767 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13768 * tree-ssa-alias.c (create_structure_vars): Remove.
13769 (gate_structure_vars): Likewise.
13770 (pass_create_structure_vars): Likewise.
13771 (gate_build_alias): Likewise.
13772 (pass_build_alias): Adjust to run always and dump the function.
13773 * common.opt (ftree-salias): Hide.
13774 * passes.c (init_optimization_passes): Remove
13775 pass_create_structure_vars, adjust comment.
13776 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13777 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13778 * opts.c (decode_options): Do not set flag_tree_salias.
13779 (common_handle_option): Add OPT_ftree_salias to the backward
13780 compatibility section.
13782 2008-05-08 Richard Guenther <rguenther@suse.de>
13784 * tree-flow-inline.h (var_can_have_subvars): Move ...
13785 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13786 * tree-flow.h (var_can_have_subvars): Remove.
13787 (push_fields_onto_fieldstack): Remove.
13788 (sort_fieldstack): Likewise.
13789 (struct fieldoff): Move ...
13790 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13791 alias_set and base_for_components fields.
13792 (sort_fieldstack): Make static.
13793 (push_fields_onto_fieldstack): Likewise. Remove code that
13794 handles anything but RECORD_TYPEs. Remove alias_set and
13795 base_for_components handling.
13796 (create_variable_info_for): Adjust.
13798 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13800 * common.opt (Wframe-larger-than=): Shorten the help message
13802 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13804 2008-05-08 Rafael Espíndola <espindola@google.com>
13806 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13808 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13809 trap and that both operands are gimple values.
13810 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13811 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13814 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13816 * read-rtl.c (join_c_conditions): Return the first string if the
13817 two strings are equal.
13819 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13821 * gensupport.h (pred_data): Add a "num_codes" field.
13822 (add_predicate_code): Declare.
13823 * gensupport.c (add_predicate_code): New function.
13824 (std_pred_table): Add an "allows_const_p" field.
13825 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13826 Remove the (incomplete) list of such codes from the codes field.
13827 (init_predicate_table): Use add_predicate_code. Add all
13828 RTX_CONST_OBJs if allows_const_p is true.
13829 * genrecog.c (process_define_predicate): Use add_predicate_code.
13831 2008-05-08 David Daney <ddaney@avtrex.com>
13832 Richard Sandiford <rsandifo@nildram.co.uk>
13834 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13835 special case of constant zero operands.
13836 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13837 old and new values. Special case constant zero values.
13838 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13840 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13841 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13843 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13846 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13847 similar RTX_CONST_OBJ before CONST_INT.
13849 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13851 * stmt.c (expand_stack_restore): Change sa mode if needed.
13853 2008-05-08 Richard Guenther <rguenther@suse.de>
13855 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13856 return type to bool.
13857 (ix86_sol10_return_in_memory): Likewise.
13858 (ix86_i386elf_return_in_memory): Likewise.
13859 (ix86_i386interix_return_in_memory): Likewise.
13860 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13861 (ix86_sol10_return_in_memory): Likewise.
13862 (ix86_i386elf_return_in_memory): Likewise.
13863 (ix86_i386interix_return_in_memory): Likewise.
13865 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13868 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13870 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13871 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13874 2008-05-08 Richard Guenther <rguenther@suse.de>
13876 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13877 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13878 (DR_SUBVARS): Remove.
13879 * tree-dfa.c (dump_subvars_for): Remove.
13880 (debug_subvars_for): Likewise.
13881 (dump_variable): Do not dump subvars.
13882 (remove_referenced_var): Do not remove subvars.
13883 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13884 (lookup_subvars_for_var): Remove.
13885 (get_subvars_for_var): Likewise.
13886 (get_subvars_at): Likewise.
13887 (get_first_overlapping_subvar): Likewise.
13888 (overlap_subvar): Likewise.
13889 * tree-flow.h (subvar_t): Remove.
13890 (struct var_ann_d): Remove subvars field.
13891 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13892 argument. Remove special handling of SFTs.
13893 (compute_tag_properties): Likewise.
13894 (set_initial_properties): Likewise.
13895 (compute_call_clobbered): Likewise.
13896 (count_mem_refs): Likewise.
13897 (compute_memory_partitions): Likewise.
13898 (compute_flow_insensitive_aliasing): Likewise.
13899 (setup_pointers_and_addressables): Likewise.
13900 (new_type_alias): Likewise.
13901 (struct used_part): Remove.
13902 (used_portions): Likewise.
13903 (struct used_part_map): Likewise.
13904 (used_part_map_eq): Likewise.
13905 (used_part_map_hash): Likewise.
13906 (free_used_part_map): Likewise.
13907 (up_lookup): Likewise.
13908 (up_insert): Likewise.
13909 (get_or_create_used_part_for): Likewise.
13910 (create_sft): Likewise.
13911 (create_overlap_variables_for): Likewise.
13912 (find_used_portions): Likewise.
13913 (create_structure_vars): Likewise.
13914 * tree.def (STRUCT_FIELD_TAG): Remove.
13915 * tree.h (MTAG_P): Adjust.
13916 (struct tree_memory_tag): Remove base_for_components and
13917 unpartitionable flags.
13918 (struct tree_struct_field_tag): Remove.
13919 (SFT_PARENT_VAR): Likewise.
13920 (SFT_OFFSET): Likewise.
13921 (SFT_SIZE): Likewise.
13922 (SFT_NONADDRESSABLE_P): Likewise.
13923 (SFT_ALIAS_SET): Likewise.
13924 (SFT_UNPARTITIONABLE_P): Likewise.
13925 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13926 (union tree_node): Remove sft field.
13927 * alias.c (get_alias_set): Remove special handling of SFTs.
13928 * print-tree.c (print_node): Remove handling of SFTs.
13929 * tree-dump.c (dequeue_and_dump): Likewise.
13930 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13931 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13932 * tree-predcom.c (set_alias_info): Do not set subvars.
13933 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13934 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13935 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13936 (add_vars_for_offset): Remove.
13937 (add_virtual_operand): Remove special handling of SFTs.
13938 (add_call_clobber_ops): Likewise.
13939 (add_call_read_ops): Likewise.
13940 (get_asm_expr_operands): Likewise.
13941 (get_modify_stmt_operands): Likewise.
13942 (get_expr_operands): Likewise.
13943 (add_to_addressable_set): Likewise.
13944 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13945 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13946 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13947 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13948 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13949 (tree_node_structure): Likewise.
13950 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13952 (find_what_p_points_to): Likewise.
13954 2008-05-08 Sa Liu <saliu@de.ibm.com>
13956 * config/spu/spu.md: Fixed subti3 pattern.
13958 2008-05-08 Richard Guenther <rguenther@suse.de>
13960 PR middle-end/36154
13961 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13962 sure to create a representative for trailing arrays for PTA.
13964 2008-05-08 Richard Guenther <rguenther@suse.de>
13966 PR middle-end/36172
13967 * fold-const.c (operand_equal_p): Two objects which types
13968 differ in pointerness are not equal.
13970 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13972 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13973 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13974 (emit_library_call_value_1): Add new variable fndecl initialized by
13975 NULL_TREE. It should be the decl type of orgfun, but this information
13976 seems not to be available here, so it uses the default calling abi.
13977 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13978 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13979 by TARGET_RETURN_IN_MEMORY.
13980 * config/i386/i386-interix.h: Likewise.
13981 * config/i386/i386.h: Likewise.
13982 * config/i386/i386elf.h: Likewise.
13983 * config/i386/ptx4-i.h: Likewise.
13984 * config/i386/sol2-10.h: Likewise.
13985 * config/i386/sysv4.h: Likewise.
13986 * config/i386/vx-common.h: Likewise.
13987 * config/cris/cris.h: Removed #if 0 clause.
13988 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13989 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13991 (ix86_sol10_return_in_memory): Likewise.
13992 (ix86_i386elf_return_in_memory): New.
13993 (ix86_i386interix_return_in_memory): New.
13994 * config/mt/mt-protos.h (mt_return_in_memory): New.
13995 * config/mt/mt.c: Likewise.
13996 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13997 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13998 * config/bfin/bfin.h: Likewise.
13999 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
14001 * config/bfin/bfin.c: Likewise.
14002 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14003 * config/alpha/unicosmk.h: Likewise.
14004 * config/i386/cygming.h: Likewise.
14005 * config/iq2000/iq2000.h: Likewise.
14006 * config/mips/mips.h: Likewise.
14007 * config/mn10300/mn10300.h: Likewise.
14008 * config/rs6000/rs6000.h: Likewise.
14009 * config/score/score.h: Likewise.
14010 * config/spu/spu.h: Likewise.
14011 * config/v850/v850.h: Likewise.
14012 * defaults.h: Likewise.
14013 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
14014 * expr.c (emit_block_move): Adjust use of
14015 OUTGOING_REG_PARM_STACK_SPACE.
14016 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
14017 OUTGOING_REG_PARM_STACK_SPACE.
14018 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
14020 2008-05-08 Jakub Jelinek <jakub@redhat.com>
14022 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
14023 on OMP_RETURN for OMP_FOR.
14026 * dwarf2out.c (dw_expand_expr, common_check): Removed.
14027 (fortran_common): New function.
14028 (gen_variable_die): Call fortran_common instead of common_check,
14029 adjust for it returning tree instead of rtx. Formatting.
14031 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
14035 * see.c (see_copy_insn): Copy new pure const attributes for new call.
14036 * c-decl.c (merge_decls): Ditto.
14037 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
14038 to RTL_CONST_OR_PURE_CALL_P.
14039 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
14040 Initialized DECL_LOOPING_CONST_PURE.
14041 (process_call_operands): Set tree_side_effects properly.
14042 * tree.h (TREE_READONLY_DECL_P): Removed.
14043 (DECL_IS_PURE): Renamed to DECL_PURE_P.
14044 (DECL_LOOPING_OR_CONST_P): New macro.
14045 (struct tree_function_decl): Added looping_const_or_pure_p.
14046 (ECF_*) Renumbered.
14047 (ECF_LOOPING_OR_CONST_P): New macro.
14048 * rtlanal.c (pure_const_p): Removed.
14049 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
14050 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
14051 to RTL_CONST_CALL_P.
14052 * ipa-pure-const.c (pure_const_state_e): Added looping field.
14053 (check_decl, check_tree, check_call, scan_function): Initialize
14055 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
14056 (static_execute): Set looping true for recursive functions.
14057 Undo setting state to IPA_NEITHER for recursive functions.
14058 * cse.c (cse_insn):
14059 * ifcvt.c (noce_can_store_speculate_p): Changed
14060 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
14061 RTL_CONST_OR_PURE_CALL_P.
14062 * dse.c (scan_insn): Ditto.
14063 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
14064 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
14065 RTL_CONST_OR_PURE_CALL_P.
14066 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
14067 pure_call_p to RTL_CONST_CALL_P.
14068 * gimplify.c (gimplify_call_expr): Clear side effects for
14069 non-looping pure and constant calls.
14070 * calls.c (emit_call_1): Set rtl flags from ecf flags.
14071 (flags_from_decl_or_type): Set ecf flags from decl flags.
14072 (initialize_argument_information): Turn off
14073 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
14074 Change const to pure if callee_copies is true rather than just
14076 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
14077 way of marking pure calls.
14078 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
14079 Remove hack that was supposed to fix pr7335 and remove old
14080 way of marking pure calls.
14081 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
14082 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
14083 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
14084 RTL_CONST_OR_PURE_CALL_P.
14085 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
14086 * loop-invariant.c (find_exits, find_invariant_bb): Changed
14087 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
14088 * sched-deps.c (schedule_analyze): Ditto.
14089 * rtl.h (struct rtx_def): Use call field, unchanging field, and
14090 return_val field of calls to represent pure and const function info.
14091 (CONST_OR_PURE_CALL_P): Deleted macro.
14092 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14093 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
14094 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
14096 * tree-optimize.c (execute_fixup_cfg): Added test for
14097 ECF_LOOPING_CONST_OR_PURE.
14098 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
14100 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
14101 effects for looping pure or const calls.
14102 (verify_gimple_expr): Added verification code.
14103 * config/alpha/alpha.c (alpha_legitimize_address,
14104 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
14106 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
14107 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
14108 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
14109 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
14110 RTL_CONST_OR_PURE_CALL_P.
14111 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
14112 and const calls to be deleted.
14114 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14117 * config/i386/mmx.md (mmx_subv2sf3): New expander.
14118 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
14119 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
14120 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14121 to handle nonimmediate operands.
14122 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
14123 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
14124 to handle nonimmediate operands.
14125 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
14126 (mmx_pmulhrwv4hi3): New expander. Use
14127 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14128 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
14129 (sse2_umulv1siv1di3): New expander. Use
14130 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14131 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
14132 (mmx_eq<mode>3): New expander. Use
14133 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14134 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
14135 (mmx_uavgv8qi3): New expander. Use
14136 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14137 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
14138 (mmx_uavgv4hi3): New expander. Use
14139 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14141 * config/i386/sse.md
14142 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
14143 to handle nonimmediate operands.
14144 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
14145 to handle nonimmediate operands.
14146 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
14147 to handle nonimmediate operands.
14148 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
14149 to handle nonimmediate operands.
14150 (sse2_unpckhpd_exp): New expander. Use
14151 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14152 (sse2_unpcklpd_exp): New expander. Use
14153 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14154 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
14155 to handle nonimmediate operands.
14156 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
14157 to handle nonimmediate operands.
14158 (*sse2_<plusminus_insn><mode>3): Rename from
14159 sse2_<plusminus_insn><mode>3 insn pattern.
14160 (sse2_<plusminus_insn><mode>3): New expander. Use
14161 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14162 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
14163 (sse2_umulv2siv2di3): New expander. Use
14164 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14165 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
14166 (sse4_1_mulv2siv2di3): New expander. Use
14167 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14168 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
14169 (sse2_pmaddwd): New expander. Use
14170 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14171 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
14172 (sse2_eq<mode>3): New expander. Use
14173 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14174 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
14175 (sse4_1_eqv2di3): New expander. Use
14176 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14177 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14178 (sse2_uavgv16qi3): New expander. Use
14179 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14180 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14181 (sse2_uavgv16qi3): New expander. Use
14182 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14183 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
14184 (sse2_uavgv8hi3): New expander. Use
14185 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14186 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
14187 (ssse3_pmulhrswv8hi3): New expander. Use
14188 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14189 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
14190 (ssse3_pmulhrswv4hi3): New expander. Use
14191 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14193 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
14194 (<sse>_vmmul<mode>3): Ditto.
14195 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
14197 (ssse3_pmaddubsw128): Use register_operand for operand 1.
14198 (ssse3_pmaddubsw): Ditto.
14200 * config/i386/i386.c (struct_builtin_description)
14201 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
14202 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
14203 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
14204 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
14205 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
14206 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
14207 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
14208 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
14209 (ix86_fixup_binary_operands): Assert that src1
14210 and src2 must have the same mode when swapped.
14211 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
14212 and ix86_binary_operator_ok. Do not force operands in registers
14215 2008-05-07 Jan Hubicka <jh@suse.cz>
14217 * cgraph.c (dump_cgraph_node): Update.
14218 * cgraph.h (cgraph_local_info): Break out inline summary.
14219 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
14221 * ipa-inline (inline_summary): New accestor function.
14222 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
14223 cgraph_decide_inlining, compute_inline_parameters): Update.
14224 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
14226 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14228 Cleanup ColdFire scheduling support and add V4 pipeline model.
14230 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
14231 (define_attr cpu): Add cfv4 value.
14232 (define_attr type, define_attr type1): Merge into a single 'type'
14233 attribute. Update all uses.
14234 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
14235 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
14237 (define_attr opx_mem, define_attr opy_mem): Remove.
14238 (define_attr op_mem): Clean up, update comment.
14239 (define_attr size): Use specific values instead of general int.
14240 (define_attr guess, define_attr split): Remove. Update all uses.
14241 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
14242 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
14243 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
14244 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
14245 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
14246 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
14247 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
14248 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
14249 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
14250 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
14251 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
14252 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
14253 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
14254 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
14255 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
14256 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
14257 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
14258 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
14259 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
14260 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
14261 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
14262 Update or set attributes.
14263 (stack_tie): New fake instruction.
14265 * config/m68k/m68k.h (TUNE_CFV4): New macro.
14266 (m68k_sched_attr_size): Update declaration.
14267 (m68k_sched_attr_type2): Remove.
14268 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
14269 Declare new bypass predicates.
14271 * config/m68k/m68k.c (m68k_sched_issue_rate,
14272 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
14274 (TARGET_SCHED_ISSUE_RATE,
14275 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
14276 (override_options): Handle scheduling for ColdFire V4 core.
14277 (m68k_expand_prologue): Emit stack_tie.
14278 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
14279 'OP_TYPE_FPN'. Update all uses.
14280 (sched_guess_p): Remove.
14281 (sched_address_type): Handle symbolic addresses.
14282 (sched_get_operand): New static function.
14283 (sched_operand_type): Merge into sched_attr_op_type.
14284 (sched_attr_op_type): Handle FP registers, handle quick constants,
14286 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
14287 (m68k_sched_attr_size): Update. Move logic to ...
14288 (sched_get_attr_size_int): New static function.
14289 (sched_get_opxy_mem_type): New static function.
14290 (m68k_sched_attr_op_mem): Update.
14291 (m68k_sched_attr_type2): Remove.
14292 (sched_cfv4_bypass_data): New static variable.
14293 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
14294 (m68k_sched_issue_rate): Implement scheduler hook.
14295 (struct _sched_ib: enabled_p): New field.
14296 (m68k_sched_variable_issue): Update. Handle V4.
14297 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
14298 sched_dump_class_func_t, sched_dump_split_class,
14299 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
14300 sched_dump_dfa_class, m68k_sched_dump): Remove.
14301 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
14303 (m68k_sched_init_global): Remove statisctics dumping, introduce
14304 sanity check that all instructions have pipeline reservations. Handle
14306 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14307 Handle ColdFire V4 core.
14308 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
14309 New static functions.
14310 (m68k_sched_address_bypass_p): New bypass predicate.
14311 (sched_get_indexed_address_scale): New static function.
14312 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
14314 * cf.md: Update comments.
14315 (define_attr type2): Remove. Use 'type' attribute instead.
14317 (cf_ib): Rename to cfv123_ib. Update all uses.
14318 (cf_oep): Rename to cfv123_oep. Update all uses.
14319 (cf_chr): Rename to cfv123_chr. Update all uses.
14320 (cf_mem): Rename to cfv123_mem. Update all uses.
14321 (cf_mac): Move to more appropriate place.
14322 (cfv123_guess): New automaton and cpu_unit.
14323 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
14324 Update uses of 'size' attribute. Handle before reload scheduling.
14325 (cfv123_guess): New dummy reservation for unhandled instructions.
14326 (cfv4_*): Pipeline description of ColdFire V4 core.
14327 (ignore): New reservation to handle 'ignore' type.
14329 2008-05-07 Ian Lance Taylor <iant@google.com>
14331 PR middle-end/36013
14332 * gimplify.c (find_single_pointer_decl_1): Don't look through
14334 (find_single_pointer_decl): Adjust comments.
14336 2008-05-07 Jakub Jelinek <jakub@redhat.com>
14338 PR middle-end/36137
14339 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
14340 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
14342 PR middle-end/36106
14343 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
14344 integral type rather than floating point, then VIEW_CONVERT_EXPR
14345 to the floating point type.
14347 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14349 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
14350 TFmode op0 to register.
14352 2008-05-07 Alan Modra <amodra@bigpond.net.au>
14354 * c-decl.c (grokdeclarator): Comment typo.
14356 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
14358 * tree-flow.h: Remove prototype for computed_goto_p.
14359 * tree-cfg.c (computed_goto_p): Make static.
14361 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
14364 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
14365 (contains_aligned_value_p): This. Handle _Decimal128.
14366 (ix86_function_arg_boundary): Only align _Decimal128 to its
14367 natural boundary and handle it properly.
14369 2008-05-06 Martin Jambor <mjambor@suse.cz>
14371 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
14372 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
14373 (ipcp_method_set_orig_node): Removed.
14374 (ipcp_cval_get_cvalue_type): Removed.
14375 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
14376 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
14377 (ipcp_cval_set_cvalue_type): Removed.
14378 (ipcp_cval_get_cvalue): Removed.
14379 (ipcp_cval_set_cvalue): Removed.
14380 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
14381 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
14382 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
14383 (ipcp_cval_meet): Renamed to ipa_lattice_meet
14384 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
14385 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
14386 (ipcp_get_ith_lattice): Changed parameters.
14387 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
14388 (ipcp_lattice_from_jfunc): Changed parameters.
14389 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
14390 (ipcp_method_cval_print): Added temporary variable info.
14391 (ipcp_redirect): Removed already unused local variable caller.
14392 (ipcp_redirect): New temporary variable orig_callee_info
14393 (ipcp_redirect): Removed newly unused local variable callee.
14394 (ipcp_redirect): Removed (a bit confusing) local variable type.
14395 (ipcp_insert_stage): Added local variable info.
14396 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
14398 (ipcp_formal_create): Removed.
14399 (ipcp_method_cval_set): Removed.
14400 (ipcp_propagate_stage): Renamed lattice variables.
14401 (ipcp_method_cval_set_cvalue_type): Removed.
14402 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
14403 (ipcp_print_all_lattices): Changed printed strings to refer to
14404 lattices rather than cvals.
14405 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
14406 (ipcp_propagate_const): Changed formal parameters.
14407 (build_const_val): Changed formal parameters.
14408 (ipcp_insert_stage): Removed useless variable cvalue
14409 (build_const_val): Changed formal parameters.
14410 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
14411 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
14412 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
14413 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
14414 (ipcp_print_func_profile_counts): Changed string from "method" to
14416 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
14417 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
14418 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
14419 (ipcp_structures_print): Renamed to ipcp_print_all_structures
14420 (ipcp_profile_print): Renamed to ipcp_print_profile_data
14421 (ipcp_lat_is_const): Changed parameters and made inline.
14422 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
14423 (ipcp_redirect): Renamed to ipcp_need_redirect_p
14424 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
14425 the predicate condition directly
14426 (ipcp_propagate_stage): Added local variable args. Removed local
14427 variable callee. (Both are mere code simplifications.)
14428 (ipcp_method_dont_insert_const): Renamed to
14429 ipcp_node_not_modifiable_p.
14430 (ipcp_node_not_modifiable_p): Made inline.
14431 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
14432 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
14433 (ipcp_print_all_lattices): Removed variable cvalue
14434 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
14437 2008-05-06 Olivier Hainque <hainque@adacore.com>
14439 * tree-sra.c (try_instantiate_multiple_fields): Early return
14440 if field has POINTER_TYPE.
14442 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
14444 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
14445 by using 'q' specifier for instruction.
14446 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
14448 2008-05-06 Anatoly Sokolov <aesok@post.ru>
14450 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14451 Change mode of zero_extract from QImode to HImode.
14452 (sign bit tests peepholes): (Ditto.).
14454 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
14456 * config/i386/mmx.md: Remove double backslashes from asm templates.
14457 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
14458 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14459 to handle nonimmediate operands.
14460 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
14461 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14462 to handle nonimmediate operands.
14463 (*mmx_<code>v2sf3_finite): New insn pattern.
14464 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
14465 (mmx_<code>v2sf3): New expander. Use
14466 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14467 (mmx_<plusminus_insn><mode>3): New expander. Use
14468 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14469 (*mmx_<plusminus_insn><mode>3): New insn pattern.
14470 (mmx_add<mode>3): Removed.
14471 (mmx_ssadd<mode>3): Ditto.
14472 (mmx_usadd<mode>3): Ditto.
14473 (mmx_sub<mode>3): Ditto.
14474 (mmx_sssub<mode>3): Ditto.
14475 (mmx_ussub<mode>3): Ditto.
14476 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
14477 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
14478 to handle nonimmediate operands.
14479 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
14481 (mmx_smulv4hi3_highpart): New expander. Use
14482 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14483 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
14485 (mmx_umulv4hi3_highpart): New expander. Use
14486 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14487 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
14488 (mmx_<code>v4hi3): New expander. Use
14489 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14490 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
14491 (mmx_<code>v8qi3): New expander. Use
14492 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14493 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
14494 (mmx_<code><mode>3): New expander. Use
14495 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14497 2008-05-05 Jan Hubicka <jh@suse.cz>
14499 PR tree-optimization/36118
14500 * passes.c (pass_init_dump_file): Fix dump header.
14502 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14504 PR middle-end/36141
14505 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14506 VCE for function decls.
14508 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14510 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14512 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14514 * config/i386/i386.md (sat_plusminus): New.
14515 (plusminus_insn): Likewise.
14516 (plusminus_mnemonic): Likewise.
14518 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14519 (*<addsub><mode>3_cc_overflow): Renamed to ...
14520 (*<plusminus_insn><mode>3_cc_overflow): This.
14521 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14522 (*<plusminus_insn>si3_zext_cc_overflow): This.
14524 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14525 (<plusminus_insn><mode>3): This.
14526 (*<addsub><mode>3): Renamed to ...
14527 (*<plusminus_insn><mode>3): This.
14528 (<sse>_vm<addsub><mode>3): Renamed to ...
14529 (<sse>_vm<plusminus_insn><mode>3): This.
14530 (sse3_h<addsub>v4sf3): Renamed to ...
14531 (sse3_h<plusminus_insn>v4sf3): This.
14532 (sse3_h<addsub>v2df3): Renamed to ...
14533 (sse3_h<plusminus_insn>v2df3): This.
14534 (<plusminus_insn><mode>3): New.
14535 (*<plusminus_insn><mode>3): Likewise.
14536 (sse2_<plusminus_insn><mode>3): Likewise.
14537 (add<mode>): Removed.
14538 (*add<mode>3): Likewise.
14539 (sse2_ssadd<mode>3): Likewise.
14540 (sse2_usadd<mode>3): Likewise.
14541 (sub<mode>3): Likewise.
14542 (*sub<mode>3): Likewise.
14543 (sse2_sssub<mode>3): Likewise.
14544 (sse2_ussub<mode>3): Likewise.
14546 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14548 * gthr-single.h: Add in required interface elements as per gthr.h.
14549 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14550 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14551 Generalize UNUSED macro.
14552 (__gthread_once): Add.
14553 (__gthread_key_create): Add.
14554 (__gthread_key_delete): Add.
14555 (__gthread_getspecific): Add.
14556 (__gthread_setspecific): Add.
14558 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14560 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14561 the same size types for the indirect reference on the rhs, then
14564 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14566 * config/i386/i386.md
14567 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14568 one insn template instead of template series.
14569 (*xordi_1_rex64): Ditto.
14570 (*xordi_2_rex64): Ditto.
14572 2008-05-05 Ira Rosen <irar@il.ibm.com>
14574 PR tree-optimization/36119
14575 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14578 2008-06-04 Jan Hubicka <jh@suse.cz>
14580 tree-optimization/36100
14581 * tree-pass.h (pass_O0_always_inline): Declare.
14582 * ipa-inline.c (inline_transform): Remove dead code.
14583 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14584 pass_O0_always_inline): New.
14585 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14587 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14589 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14590 mnemonic in this_param move for TARGET_64BIT.
14592 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14594 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14595 (*strmovsi_rex_1): Ditto.
14596 (*strsetsi_1): Ditto.
14597 (*strsetsi_rex_1): Ditto.
14599 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14600 adddicc expanders using SWI mode iterator.
14602 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14605 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14608 2008-05-04 David S. Miller <davem@davemloft.net>
14610 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14611 (sparc*-*-linux*): Use linux.h in tm_file.
14612 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14613 compiler defaulting to 32-bit.
14614 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14616 * config/sparc/linux.h: Remove definitions now obtained
14617 properly from linux.h
14618 * config/sparc/linux64.h: Likewise.
14619 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14620 don't want this setting for 32-bit builds in a biarch compiler.
14621 * doc/install.texi: Add sparc-linux to list of targets
14622 supporting --enable-targets=all.
14624 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14626 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14628 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14630 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14631 after V4SI_FTYPE_V8HI.
14632 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14633 case V4SI_FTYPE_V2DF.
14635 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14637 * doc/invoke.texi (max-flow-memory-locations): Removed.
14638 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14640 2008-05-03 Richard Guenther <rguenther@suse.de>
14642 PR middle-end/34973
14643 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14645 2008-05-02 David S. Miller <davem@davemloft.net>
14647 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14649 2008-05-02 Simon Baldwin <simonb@google.com>
14652 * c-common.h (warn_array_subscript_range): Removed.
14653 * c-common.c (warn_array_subscript_range): Ditto.
14654 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14655 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14657 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14659 * config/i386/i386.c (ix86_special_builtin_type): New.
14660 (bdesc_special_args): Likewise.
14661 (ix86_expand_special_args_builtin): Likewise.
14662 (ix86_init_mmx_sse_builtins): Updated.
14663 (ix86_expand_builtin): Updated.
14664 (ix86_expand_store_builtin): Removed.
14665 (ix86_expand_unop_builtin): Likewise.
14667 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14668 * config/i386/mmintrin.h (__v2sf): Here.
14670 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14672 (_mm_loadl_pi): Likewise.
14673 (_mm_storeh_pi): Replace __v2si with __v2sf.
14674 (_mm_storel_pi): Likewise.
14676 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14677 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14678 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14679 __builtin_ia32_loadlpd.
14681 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14683 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14684 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14685 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14686 (ix86_init_mmx_sse_builtins): Updated.
14687 (ix86_expand_args_builtin): Likewise.
14688 (ix86_expand_builtin): Likewise.
14689 (ix86_expand_unop1_builtin): Renamed to ...
14690 (ix86_expand_unop_vec_merge_builtin): This.
14692 2008-05-01 Jan Hubicka <jh@suse.cz>
14695 * ipa-inline.c (inline_generate_summary): Make static.
14696 (inline_transform): Do not call inlining at -O0; make static.
14697 * passes.c (execute_todo): Add sanity check.
14698 (execute_one_ipa_transform_pass): Execute proper flags.
14700 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14702 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14703 (DECL_NONADDRESSABLE_P): Likewise.
14704 * alias.c (record_component_aliases): Fix comment.
14706 2008-05-01 Simon Baldwin <simonb@google.com>
14708 * c-common.h (warn_array_subscript_range): New function.
14709 * c-common.c (warn_array_subscript_range): Ditto.
14710 * tree-vrp.c (check_array_ref): Corrected code to agree with
14711 comment, ignoring only arrays of size 0 or size 1.
14712 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14714 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14716 * config/i386/i386.c (ix86_builtin_type): Replace
14717 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14718 (bdesc_args): Updated.
14719 (ix86_init_mmx_sse_builtins): Likewise.
14720 (ix86_expand_args_builtin): Likewise.
14722 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14725 * doc/extend.texi: Correct __builtin_ia32_palignr.
14727 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14730 * config/i386/i386.c (bdesc_crc32): Removed.
14731 (ix86_expand_crc32): Likewise.
14732 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14733 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14734 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14735 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14736 UINT_FTYPE_UINT_UCHAR.
14737 (bdesc_args): Updated. Add crc32 builtins.
14738 (ix86_init_mmx_sse_builtins): Updated.
14739 (ix86_expand_args_builtin): Updated to support subreg.
14741 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14743 2008-05-01 Jan Hubicka <jh@suse.cz>
14745 * tree-pass.h (opt_pass): Add IPA_PASS.
14746 (varpool_node, cgraph_node): Forward declare.
14747 (ipa_opt_pass): Define.
14748 (pass_ipa_inline): Turn into ipa_opt_pass.
14749 (pass_apply_inline): Remove.
14750 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14751 (apply_inline): Turn into ....
14752 (inline_transform): ... this one.
14753 (inline_generate_summary): New function.
14754 (pass_apply_inline): Remove.
14755 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14757 (struct function): Add ipa_transforms_to_apply.
14758 * passes.c (register_one_dump_file): Work on IPA_PASS.
14759 (init_optimization_passes): Remove pass_inline_parameters and
14761 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14762 (execute_one_pass) ... here; apply transforms when possible.
14763 (add_ipa_transform_pass, execute_ipa_summary_asses,
14764 execute_one_ipa_transform_pass): New.
14765 (execute_ipa_pass_list): Update for IPA_PASS type.
14767 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14769 * config/i386/i386.c (ix86_builtin_type): Add
14770 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14771 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14772 (bdesc_args): Add SSE4a builtins.
14773 (ix86_init_mmx_sse_builtins): Updated.
14774 (ix86_expand_args_builtin): Likewise.
14775 (ix86_expand_builtin): Likewise.
14777 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14779 * config/i386/i386.c (ix86_builtin_type): Add
14780 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14781 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14782 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14783 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14784 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14785 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14786 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14787 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14788 and DI_FTYPE_DI_DI_INT.
14789 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14790 (ix86_init_mmx_sse_builtins): Updated.
14791 (ix86_expand_args_builtin): Likewise.
14792 (ix86_expand_builtin): Likewise.
14793 (ix86_expand_binop_imm_builtin): Removed.
14795 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14797 2008-04-30 Richard Guenther <rguenther@suse.de>
14799 PR tree-optimization/32921
14800 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14802 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14804 * config/arm/arm.c (arm_unwind_emit): Use
14805 crtl->all_throwers_are_sibcalls instead of
14806 cfun->all_throwers_are_sibcalls.
14807 (arm_output_fn_unwind): Likewise.
14808 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14809 instead of cfun->uses_pic_offset_table.
14810 (frv_expand_prologue): Likewise.
14811 (frv_frame_pointer_required): Likewise.
14812 (frv_expand_fdpic_call): Likewise.
14813 (frv_emit_movsi): Likewise.
14814 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14815 cfun->returns_pcc_struct instead of
14816 current_function_returns_pcc_struct.
14817 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14818 instead of cfun->calls_eh_return.
14819 (m32c_pushm_popm): Likewise.
14820 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14821 "extern" declaration.
14823 2008-04-30 Richard Guenther <rguenther@suse.de>
14825 PR tree-optimization/21636
14826 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14828 (evaluate_stmt): Print the likely value.
14829 (ccp_visit_stmt): Avoid excessive vertical spacing.
14831 2008-04-30 Rafael Espíndola <espindola@google.com>
14833 * builtins.c (fold_call_expr): Return realret.
14834 * tree-ssa-threadedge.c
14835 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14836 __builtin_object_size.
14838 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14840 * gcc.c (wrapper_string): New variable.
14841 (insert_wrapper): New function.
14842 (execute): New option -wrapper.
14843 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14845 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14847 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14848 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14849 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14851 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14852 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14853 config/rs6000/e500crtres64gprctr.asm,
14854 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14855 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14856 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14857 config/rs6000/e500crtsav64gprctr.asm,
14858 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14859 config/rs6000/e500crtsavg64gprctr.asm: New files.
14860 * config/rs6000/t-ppccomm: Add build rules for new files.
14861 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14862 * config/rs6000/t-netbsd: Add build rules for new files.
14863 (LIB2FUNCS_STATIC_EXTRA): New variable.
14864 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14865 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14866 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14868 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14870 * config/i386/i386.c (ix86_builtin_type): Add
14871 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14872 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14873 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14874 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14875 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14876 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14877 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14878 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14879 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14880 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14881 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14882 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14883 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14884 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14885 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14886 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14887 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14888 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14889 V1DI_FTYPE_V2SI_V2SI.
14890 (bdesc_2arg): Moved to ...
14891 (bdesc_args): Here.
14892 (ix86_init_mmx_sse_builtins): Updated.
14893 (ix86_expand_args_builtin): Updated. Take a pointer
14894 to const struct builtin_description. Handle comparison
14896 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14897 (ix86_expand_builtin): Updated.
14899 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14900 (ssse3_pmaddubsw128): This.
14901 (ssse3_pmaddubswv4hi3): Renamed to ...
14902 (ssse3_pmaddubsw): This.
14904 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14905 (__builtin_ia32_packssdw128): Likewise.
14906 (__builtin_ia32_packuswb128): Likewise.
14907 (__builtin_ia32_pmaddubsw): Likewise.
14908 (__builtin_ia32_pmaddubsw128): Likewise.
14910 2008-04-30 Richard Guenther <rguenther@suse.de>
14912 PR tree-optimization/14847
14913 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14914 (recognize_bits_test): Use it.
14915 (recognize_single_bit_test): Likewise.
14917 2008-04-30 Martin Jambor <mjambor@suse.cz>
14919 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14920 instead of setting number of formal parameters to zero.
14921 (ipcp_init_stage): Do not set the number of actual parameters to zero
14923 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14924 which are called with variable number of arguments.
14925 (ipcp_insert_stage): Explicitely skipping all nodes which are
14926 called with variable number of arguments.
14927 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14928 number of parameters.
14930 * ipa-prop.h (struct ipa_node_params): Added flag
14931 called_with_var_arguments
14932 (ipa_set_param_count): Added. Changed sole setter to use it.
14933 (ipa_get_param_count): Added. All readers of param_count
14934 converted to use it instead.
14935 (ipa_set_called_with_variable_arg): Added.
14936 (ipa_is_called_with_var_arguments): Added.
14937 (ipa_get_ith_param): Added. All readers of param_decls converted
14939 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14941 (ipa_get_cs_argument_count): Added, all readers of argument_count
14943 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14946 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14947 (struct ipcp_lattice): Renamed cval_type to type
14948 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14950 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14951 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14952 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14953 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14954 (build_const_val): Changed the type of parameter cvalue to tree
14955 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14956 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14958 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14961 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14962 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14963 (ipa_add_method): Renamed to ipa_push_func_to_list
14964 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14965 (ipa_callsite_param_count): Removed.
14966 (ipa_callsite_param_count_set): Removed.
14967 (ipa_callsite_param): Removed.
14968 (ipa_callsite_callee): Removed.
14969 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14970 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14971 (ipa_method_formal_count): Removed.
14972 (ipa_method_formal_count_set): Removed.
14973 (ipa_method_get_tree): Removed.
14974 (ipa_method_tree_map_create): Removed.
14975 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14976 (ipa_create_param_decls_array): Creates the array itself
14977 (ipa_create_param_decls_array): Temporary variable info instead of
14978 a few dereferences.
14979 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14980 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14981 (get_type): Removed.
14982 (ipa_jf_get_info_type): Removed.
14983 (ipa_node_create): Renamed to ipa_create_node_params
14984 (ipa_free): Renamed to ipa_free_all_node_params
14985 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14986 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14987 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14988 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14989 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14990 ipa_free_all_edge_args
14991 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14992 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14993 (ipa_create_methodlist_node): Removed.
14994 (ipa_methodlist_method): Removed.
14995 (ipa_methodlist_method_set): Removed.
14996 (ipa_methodlist_next_method): Removed.
14997 (ipa_methodlist_next_method_set): Removed.
14998 (ipa_method_is_modified): Removed.
14999 (ipa_method_modify_create): Removed.
15000 (ipa_method_modify_init): Temporary variable info instead of a few
15002 (ipa_detect_param_modifications): Temporary variable info instead of
15003 a few dereferences.
15004 (ipa_compute_jump_functions): Temporary variable info instead of
15005 a few dereferences.
15006 (ipa_method_modify_set): Removed.
15007 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
15008 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
15009 than craph_node as the first parameter.
15010 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
15011 (ipa_method_modify_init): Removed.
15012 (ipa_compute_jump_functions): Added a temp variable instead of
15013 repeatadly dereferencing the cgraph_edge.aux pointer
15014 (ipa_callsite_param_set_type): Removed.
15015 (ipa_compute_jump_functions): i renamed to index and moved to
15017 (ipa_callsite_param_set_info_type_formal): Removed.
15018 (ipa_callsite_param_set_info_type): Removed.
15019 (ipa_callsite_param_map_create): Removed.
15020 (ipa_callsite_tree): Removed.
15021 (ipa_callsite_caller): Removed.
15022 (ipa_pop_func_from_list): return_method removed to return_func
15024 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
15025 prefixed all values with IPA_. Changed all users.
15026 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
15027 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
15028 and FORMAL_IPATYPE IPA_PASS_THROUGH.
15029 (union parameter_info): Renamed to jump_func_value.
15030 (union jump_func_value): Renamed value to constant
15031 (struct ipa_jump_func): Renamed info_type to value
15032 (struct ipa_node): Renamed to ipa_node_params
15033 (struct ipa_node_params): Renamed ipa_arg_num to param_count
15034 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
15035 (struct ipa_node_params): Renamed ipa_mod to modified_flags
15036 (struct ipa_edge): Renamed to ipa_edge_args
15037 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
15038 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
15039 (struct ipa_methodlist): Renamed to ipa_func_list
15040 (struct ipa_func_list): method_p renamed to node, next_method
15042 (ipa_methodlist_p): Removed, switched all users to struct pointer
15043 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
15045 2008-04-30 Alan Modra <amodra@bigpond.net.au>
15047 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
15048 (rs6000_emit_epilogue): Use backchain to restore only when we
15049 have a large frame. Make use of frame pointer to restore if we
15050 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
15052 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
15054 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15055 Add mode to zero_extract.
15056 (sign bit tests peepholes): (Ditto.).
15058 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
15060 * config/i386/i386.c (ix86_builtins): Replace Prescott New
15061 Instructions in comments with SSE3.
15062 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
15063 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
15064 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
15065 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
15066 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
15067 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
15068 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
15069 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
15070 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
15071 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
15072 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
15073 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
15074 (bdesc_sse_args): Renamed to ...
15075 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
15076 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
15077 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
15078 IX86_BUILTIN_FABSQ.
15079 (bdesc_1arg): Moved to ...
15080 (bdesc_args): Here.
15081 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
15082 Instructions in comments with SSE3.
15083 (ix86_expand_sse_operands_builtin): Renamed to ...
15084 (ix86_expand_args_builtin): This. Updated.
15085 (ix86_expand_unop1_builtin): Update comments.
15086 (ix86_expand_builtin): Updated.
15088 2008-04-29 Richard Guenther <rguenther@suse.de>
15090 PR tree-optimization/36078
15091 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
15092 Update virtual SSA form after cleaning up the CFG.
15094 2008-04-29 Richard Guenther <rguenther@suse.de>
15096 PR middle-end/15255
15097 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
15099 2008-04-29 Richard Guenther <rguenther@suse.de>
15101 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
15102 (compute_may_aliases): Do not call finalize_ref_all_pointers.
15103 (compute_flow_insensitive_aliasing): Do not treat
15104 PTR_IS_REF_ALL pointers special.
15105 (get_smt_for): Likewise.
15106 (may_alias_p): Re-structure.
15107 (is_escape_site): A ref-all pointer conversion is not an escape site.
15108 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
15109 PTR_IS_REF_ALL pointers special.
15110 * tree-ssa-structalias.h (struct alias_info): Remove
15111 ref_all_symbol_mem_tag field.
15112 (PTR_IS_REF_ALL): Remove.
15114 2008-04-29 Richard Guenther <rguenther@suse.de>
15116 PR middle-end/36077
15117 * fold-const.c (extract_muldiv_1): In combining division constants
15118 make sure to never overflow.
15120 2008-04-29 Nick Clifton <nickc@redhat.com>
15122 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
15124 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15127 * optc-gen.awk: Work around HP-UX/IA awk bug.
15129 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
15131 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
15134 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15137 * config/i386/i386.md
15138 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
15139 Change operand 1 predicate to nonimmediate_operand.
15141 2008-04-28 Jakub Jelinek <jakub@redhat.com>
15144 * dwarf2out.c (struct die_struct): Mark as chain_circular through
15146 * gengtype.c (walk_type, write_func_for_structure): Handle
15148 * doc/gty.texi: Document chain_circular.
15150 2008-04-28 Richard Guenther <rguenther@suse.de>
15152 PR tree-optimization/36066
15153 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
15156 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15159 * config/i386/i386.md
15160 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
15161 Use match_scratch instead of match_operand for operands 3 and 4.
15163 2008-04-27 Richard Guenther <rguenther@suse.de>
15165 PR tree-optimization/18754
15166 PR tree-optimization/34223
15167 * tree-pass.h (pass_complete_unrolli): Declare.
15168 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
15169 loop size before and after unconditionally of UL_NO_GROWTH in effect.
15170 Rewrite loop into loop closed SSA form if it is not already.
15171 (tree_unroll_loops_completely): Re-structure to iterate over
15172 innermost loops with intermediate CFG cleanups.
15173 Unroll outermost loops only if requested or the code does not grow
15175 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
15176 loops are available.
15177 (tree_vectorize): Instead do so here.
15178 (tree_complete_unroll): Also unroll outermost loops.
15179 (tree_complete_unroll_inner): New function.
15180 (gate_tree_complete_unroll_inner): Likewise.
15181 (pass_complete_unrolli): New pass.
15182 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
15183 uses outside of the loop.
15184 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
15185 form if it is available.
15186 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
15187 * passes.c (init_optimization_passes): Schedule complete inner
15188 loop unrolling pass before the first CCP pass after final inlining.
15190 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
15192 * targhooks.h (default_emutls_var_fields,
15193 default_emutls_var_init): Declare.
15194 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
15195 * target.h (struct gcc_target): Add struct emutls member.
15196 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
15197 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
15198 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
15199 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
15200 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
15201 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
15202 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
15203 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
15204 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
15205 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
15206 emit debug information.
15207 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
15208 * varasm.c: Include targhooks.h.
15209 (emutls_object_section, emutls_tmpl_section): New.
15210 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
15211 (EMUTLS_SEPARATOR): New.
15212 (prefix_name): New.
15213 (get_emutls_object_name): New.
15214 (default_emutls_var_fields): New, broken out of ...
15215 (get_emutls_object_type): ... here. Adjust to use target hooks.
15216 (get_emutls_init_templ_addr): Adjust to use target hooks.
15217 (emutls_decl): Adjust to use target hooks.
15218 (emutls_finish): Likewise.
15219 (default_emutls_var_init): New, broken out of ...
15220 (assemble_variable): ... here. Adjust to use target hooks.
15221 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
15222 SECCAT_EMUTLS_TMPL.
15223 * c-common.c (handle_section_attribute): Prevent overriding
15224 sections for emulated tls with special sections.
15225 * config/i386/i386.c (x86_64_elf_select_section): Add
15226 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
15227 (x86_64_elf_unique_section): Likewise.
15228 * config/vxworks.c: Include tree.h.
15229 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
15230 (vxworks_override_options): Set TLS scheme.
15231 * doc/tm.texi (Emulated TLS): New node.
15233 2008-04-26 Simon Baldwin <simonb@google.com>
15236 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
15237 with propagated string constants.
15239 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
15241 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
15242 constraint for operand 2 when operand 0 is memory operand.
15243 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
15244 operand 0 is memory operand.
15245 (fix_trunc<mode>_i387_with_temp): Ditto.
15246 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
15247 operand 2 when operand 1 is memory operand.
15248 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
15249 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
15250 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
15251 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15252 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
15253 operands 2,3 and 4 when operand 1 is memory operand.
15254 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
15256 (fistdi2_floor_with_temp): Ditto.
15257 (fist<mode>2_floor_with_temp): Ditto.
15258 (fistdi2_ceil_with_temp): Ditto.
15259 (fist<mode>2_ceil_with_temp): Ditto.
15260 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
15262 2008-04-26 David Daney <ddaney@avtrex.com>
15264 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
15266 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
15267 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15268 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15269 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
15270 (compare_and_swap_12): New insn.
15271 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
15272 * config/mips/mips.c (mips_force_binary): New function.
15273 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
15274 (mips_expand_compare_and_swap_12): New function.
15275 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
15277 2008-04-25 Jan Hubicka <jh@suse.cz>
15280 * cfgexpand.c (pass_expand): Turn into RTL pass.
15281 * passes.c (execute_one_pass): Do pass typechecking after execution.
15282 * tree-pass.h (pass_expand): Turn into RTL pass.
15284 * function.h (struct rtl_data): Move here fields
15285 accesses_prior_frames, calls_eh_return, saves_all_registers,
15286 has_nonlocal_goto, has_asm_statement, is_thunk,
15287 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
15288 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
15289 arg_pointer_save_area_init from struct function; turn into bool.
15290 (struct function): Move
15291 calls_eh_return, saves_all_registers, has_nonlocal_goto,
15292 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
15293 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
15294 tail_call_emit, arg_pointer_save_area_init
15295 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
15296 (current_function_returns_struct, current_function_returns_pcc_struct,
15297 current_function_calls_setjmp, current_function_calls_alloca,
15298 current_function_accesses_prior_frames,
15299 current_function_calls_eh_return, current_function_is_thunk,
15300 current_function_stdarg, current_function_profile,
15301 current_function_limit_stack, current_function_uses_pic_offset_table,
15302 current_function_uses_const_pool, current_function_has_nonlocal_label,
15303 current_function_saves_all_registers,
15304 current_function_has_nonlocal_goto,
15305 current_function_has_asm_statement): Remove accesor macros.
15306 * ra-conflict.c (global_conflicts): Update.
15307 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
15308 (suitable_for_tail_call_opt_p): Update.
15309 * builtins.c (expand_builtin_return_addr): Update.
15310 (expand_builtin_setjmp_setup): Update.
15311 (expand_builtin_nonlocal_goto): Update.
15312 * final.c (final_start_function): Update.
15313 (profile_function): Update.
15314 (leaf_function_p): Update.
15315 (only_leaf_regs_used): Update.
15316 * df-scan.c (df_get_exit_block_use_set): Update.
15317 * dojump.c (clear_pending_stack_adjust): Update.
15318 * tree-stdarg.c (gate_optimize_stdarg): Update.
15319 * gimple-low.c (lower_function_body): Update.
15320 * global.c (compute_regsets): Update.
15321 (global_alloc): Update.
15322 * dwarf2out.c (dwarf2out_begin_prologue): Update.
15323 * expr.c (expand_assignment): Update.
15324 * dse.c (dse_step0): Update.
15325 (dse_step1): Update.
15326 * c-decl.c (store_parm_decls): Update.
15327 * local-alloc.c (combine_regs): Update.
15328 (find_free_reg): Update.
15329 * function.c (assign_parms_augmented_arg_list): Update.
15330 (assign_parm_find_data_types): Update.
15331 (assign_parms): Update.
15332 (allocate_struct_function): Update.
15333 (expand_function_start): Update.
15334 (expand_function_end): Update.
15335 (get_arg_pointer_save_area): Update.
15336 (thread_prologue_and_epilogue_insns): Update.
15337 (rest_of_match_asm_constraints): Update.
15338 * stor-layout.c (variable_size): Update.
15339 * gcse.c (gcse_main): Update.
15340 (bypass_jumps): Update.
15341 * gimplify.c (gimplify_function_tree): Update.
15342 * calls.c (emit_call_1): Update.
15343 (expand_call): Update.
15344 * bt-load.c (compute_defs_uses_and_gen): Update.
15345 * except.c (sjlj_assign_call_site_values): Update.
15346 (sjlj_emit_function_enter): Update.
15347 (can_throw_external): Update.
15348 (set_nothrow_function_flags): Update.
15349 (expand_builtin_unwind_init): Update.
15350 (expand_eh_return): Update.
15351 (convert_to_eh_region_ranges): Update.
15352 (output_function_exception_table): Update.
15353 * emit-rtl.c (gen_tmp_stack_mem): Update.
15354 * cfgexpand.c (expand_used_vars): Update.
15355 (tree_expand_cfg): Update.
15356 * cfgcleanup.c (rest_of_handle_jump): Update.
15357 * explow.c (allocate_dynamic_stack_space): Update.
15358 * varasm.c (assemble_start_function): Update.
15359 (force_const_mem): Update.
15360 (mark_constant_pool): Update.
15361 * tree-optimize.c (tree_rest_of_compilation): Update.
15362 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
15363 * tree-cfg.c (notice_special_calls): Update.
15364 (is_ctrl_altering_stmt): Update.
15365 (tree_can_make_abnormal_goto): Update.
15366 (tree_purge_dead_abnormal_call_edges): Update.
15367 * config/alpha/predicates.md: Update.
15368 * config/alpha/alpha.c (alpha_sa_mask): Update.
15369 (alpha_sa_size): Update.
15370 (alpha_does_function_need_gp): Update.
15371 (alpha_expand_prologue): Update.
15372 (alpha_start_function): Update.
15373 (alpha_output_function_end_prologue): Update.
15374 (alpha_expand_epilogue): Update.
15375 * config/frv/frv.c (frv_stack_info): Update.
15376 (frv_expand_epilogue): Update.
15377 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
15378 (s390_register_info): Update.
15379 (s390_frame_info): Update.
15380 (s390_init_frame_layout): Update.
15381 (s390_can_eliminate): Update.
15382 (save_gprs): Update.
15383 * config/spu/spu.c (spu_split_immediate): Update.
15384 (need_to_save_reg): Update.
15385 (spu_expand_prologue): Update.
15386 (spu_expand_epilogue): Update.
15387 * config/sparc/sparc.md: Update.
15388 * config/sparc/sparc.c (eligible_for_return_delay): Update.
15389 (sparc_tls_got): Update.
15390 (legitimize_pic_address): Update.
15391 (sparc_emit_call_insn): Update.
15392 (sparc_expand_prologue): Update.
15393 (output_return): Update.
15394 (print_operand): Update.
15395 (sparc_function_ok_for_sibcall): Update.
15396 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
15397 * config/m32r/m32r.md: Update.
15398 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
15399 (m32r_compute_frame_size): Update.
15400 (m32r_expand_prologue): Update.
15401 (m32r_expand_epilogue): Update.
15402 (m32r_legitimize_pic_address): Update.
15403 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
15404 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15405 * config/i386/i386.c (ix86_frame_pointer_required): Update.
15406 (gen_push): Update.
15407 (ix86_save_reg): Update.
15408 (ix86_compute_frame_layout): Update.
15409 (ix86_expand_prologue): Update.
15410 (ix86_expand_epilogue): Update.
15411 * config/sh/sh.c (output_stack_adjust): Update.
15412 (calc_live_regs): Update.
15413 (sh5_schedule_saves): Update.
15414 (sh_expand_prologue): Update.
15415 (sh_expand_epilogue): Update.
15416 (sh_setup_incoming_varargs): Update.
15417 (sh_allocate_initial_value): Update.
15418 (sh_get_pr_initial_val): Update.
15419 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
15420 * config/sh/sh.md (label:): Update.
15421 * config/avr/avr.c (out_movhi_mr_r): Update.
15422 * config/crx/crx.h (enum): Update.
15423 * config/xtensa/xtensa.h (along): Update.
15424 * config/stormy16/stormy16.c Update.
15425 (xstormy16_compute_stack_layout): Update.
15426 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
15427 (fr30_expand_prologue): Update.
15428 * config/cris/cris.c (cris_conditional_register_usage): Update.
15429 (cris_reg_saved_in_regsave_area): Update.
15430 (cris_initial_frame_pointer_offset): Update.
15431 (cris_simple_epilogue): Update.
15432 (cris_expand_prologue): Update.
15433 (cris_expand_epilogue): Update.
15434 (cris_expand_pic_call_address): Update.
15435 (cris_asm_output_symbol_ref): Update.
15436 (cris_asm_output_label_ref): Update.
15437 * config/cris/cris.md Update.
15438 * config/iq2000/iq2000.c (compute_frame_size): Update.
15439 (iq2000_expand_epilogue): Update.
15440 * config/mt/mt.h (save_direction): Update.
15441 * config/mn10300/mn10300.c (mn10300_function_value): Update.
15442 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15443 (ia64_secondary_reload_class): Update.
15444 * config/m68k/m68k.c (m68k_save_reg): Update.
15445 (m68k_expand_prologue): Update.
15446 (m68k_expand_epilogue): Update.
15447 (legitimize_pic_address): Update.
15448 * config/rs6000/rs6000.c (rs6000_got_register): Update.
15449 (first_reg_to_save): Update.
15450 (first_altivec_reg_to_save): Update.
15451 (compute_vrsave_mask): Update.
15452 (compute_save_world_info): Update.
15453 (rs6000_stack_info): Update.
15454 (spe_func_has_64bit_regs_p): Update.
15455 (rs6000_ra_ever_killed): Update.
15456 (rs6000_emit_eh_reg_restore): Update.
15457 (rs6000_emit_allocate_stack): Update.
15458 (rs6000_emit_prologue): Update.
15459 (rs6000_emit_epilogue): Update.
15460 (rs6000_output_function_epilogue): Update.
15461 (output_profile_hook): Update.
15462 (rs6000_elf_declare_function_name): Update.
15463 * config/rs6000/rs6000.h (rs6000_args): Update.
15464 * config/rs6000/rs6000.md: Update.
15465 * config/mcore/mcore.c (mcore_expand_prolog): Update.
15466 * config/arc/arc.c (arc_output_function_epilogue): Update.
15467 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
15468 * config/darwin.c (machopic_function_base_name): Update.
15469 * config/score/score3.c (score3_compute_frame_size): Update.
15472 (score3_epilogue): Update.
15473 * config/score/score7.c (score7_compute_frame_size): Update.
15474 (score7_prologue): Update.
15475 (score7_epilogue): Update.
15476 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
15477 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15478 * config/arm/arm.c (use_return_insn): Update.
15479 (require_pic_register): Update.
15480 (arm_load_pic_register): Update.
15481 (arm_compute_save_reg0_reg12_mask): Update.
15482 (arm_compute_save_reg_mask): Update.
15483 (thumb1_compute_save_reg_mask): Update.
15484 (output_return_instruction): Update.
15485 (arm_output_function_prologue): Update.
15486 (arm_output_epilogue): Update.
15487 (arm_get_frame_offsets): Update.
15488 (arm_expand_prologue): Update.
15489 (thumb_pushpop): Update.
15490 (thumb_exit): Update.
15491 (thumb1_expand_prologue): Update.
15492 (thumb1_expand_epilogue): Update.
15493 (arm_unwind_emit): Update.
15494 (arm_output_fn_unwind): Update.
15495 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
15496 * config/arm/arm.md: Update.
15497 * config/pa/pa.md: Update.
15498 * config/pa/pa.c (legitimize_pic_address): Update.
15499 (compute_frame_size): Update.
15500 (hppa_expand_prologue): Update.
15501 (hppa_expand_epilogue): Update.
15502 (borx_reg_operand): Update.
15503 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15504 (HARD_REGNO_RENAME_OK): Update.
15505 * config/mips/mips.c (mips_global_pointer): Update.
15506 (mips_save_reg_p): Update.
15507 (mips_compute_frame_info): Update.
15508 (mips_frame_pointer_required): Update.
15509 (mips_expand_prologue): Update.
15510 (mips_expand_epilogue): Update.
15511 (mips_can_use_return_insn): Update.
15512 (mips_reorg_process_insns): Update.
15513 * config/v850/v850.c (compute_register_save_size): Update.
15514 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15515 * config/mmix/mmix.c (along): Update.
15516 (mmix_expand_epilogue): Update.
15517 * config/bfin/bfin.c (legitimize_pic_address): Update.
15518 (must_save_p): Update.
15519 (stack_frame_needed_p): Update.
15520 (add_to_reg): Update.
15521 (bfin_expand_prologue): Update.
15522 * stmt.c (expand_asm_operands): Update.
15523 * reload1.c (reload): Update.
15524 (init_elim_table): Update.
15526 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15528 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15530 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15532 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15533 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15534 (mov<mode>): Removed.
15535 (*movv4sf_internal): Likewise.
15536 (*movv2df_internal): Likewise.
15538 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15540 * config.gcc (crx-*-elf): Remove deprecation.
15542 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15544 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15545 __gcc_deregister_frame with atexit.
15546 (deregister_frame_dtor): Remove.
15548 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15549 Nathan Sidwell <nathan@codesourcery.com>
15551 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15553 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15554 (rs6000_isel): Likewise.
15555 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15556 (rs6000_isel): New variable.
15557 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15559 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15562 * c-common.c (handle_vector_size_attribute): Call
15563 lang_hooks.types.reconstruct_complex_type instead of
15564 reconstruct_complex_type.
15565 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15566 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15567 * langhooks.h (struct lang_hooks_for_types): Add
15568 reconstruct_complex_type hook.
15569 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15570 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15572 2008-04-24 Richard Guenther <rguenther@suse.de>
15574 * c-common.h (check_builtin_function_arguments): Declare.
15575 * c-common.c (validate_nargs): New function.
15576 (check_builtin_function_arguments): Likewise.
15577 * c-typeck.c (build_function_call): Call
15578 check_builtin_function_arguments.
15579 * builtins.c (fold_builtin_classify): Remove error reporting code.
15580 (fold_builtin_unordered_cmp): Likewise.
15581 (fold_builtin_1): Likewise.
15582 (fold_builtin_n): Likewise.
15584 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15586 PR tree-optimization/36008
15587 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15588 the original op1, rather than delta by step.
15590 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15591 Sebastian Pop <sebastian.pop@amd.com>
15593 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15594 eliminate_local_variables_stmt, eliminate_local_variables,
15595 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15596 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15597 of code delimited by two edges in the CFG.
15598 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15599 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15600 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15601 the case of parallelisation of reductions.
15602 (expr_invariant_in_region_p): New.
15604 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15605 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15607 2008-04-24 Ira Rosen <irar@il.ibm.com>
15608 Richard Guenther <rguenther@suse.de>
15610 PR tree-optimization/36034
15611 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15612 incapable of dealing with loads with gaps.
15614 2008-04-24 Rafael Espíndola <espindola@google.com>
15616 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15617 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15618 vrp_evaluate_conditional.
15619 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15620 (vrp_evaluate_conditional): Split the cond argument.
15621 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15622 (simplify_stmt_for_jump_threading): Update call to
15623 vrp_evaluate_conditional.
15625 2008-04-24 Ira Rosen <irar@il.ibm.com>
15627 PR tree-optimization/35982
15628 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15629 interleaved data-refs are of the same type.
15631 2008-04-24 Danny Smith <dannysmith@users.net>
15633 * c-format.c (check_format_info_main): Use strncmp rather than a
15634 magic prefix to handle multichar length specs.
15635 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15636 Don't prefix "I64" and "I32" with '\0'.
15638 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15641 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15642 in registers for -m32 only if stdarg_p (fntype).
15644 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15646 PR rtl-optimization/36006
15647 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15648 temp to op0 in order to avoid invalid rtx sharing.
15650 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15652 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15653 check TREE_INVARIANT.
15654 * tree-gimple.c (is_gimple_address): New.
15655 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15656 * tree-gimple.h (is_gimple_address): New.
15657 * tree.h (decl_address_invariant_p): New.
15658 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15659 (build_string): Likewise.
15660 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15661 (tree_invariant_p_1): Likewise.
15662 (save_expr): Use it.
15663 (tree_invariant_p): New.
15664 (skip_simple_arithmetic): Use it.
15665 (stabilize_reference_1): Use it.
15666 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15668 (build1_stat): Drop code to compute TREE_INVARIANT.
15669 (build2_stat): Drop code to compute TREE_INVARIANT.
15670 (build3_stat): Drop code to compute TREE_INVARIANT.
15671 (build4_stat): Drop code to compute TREE_INVARIANT.
15672 (build5_stat): Drop code to compute TREE_INVARIANT.
15673 (build7_stat): Drop code to compute TREE_INVARIANT.
15674 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15675 * tree.h (struct tree_base): Remove invariant_flag.
15676 (TREE_INVARIANT): Remove.
15677 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15678 (fold_builtin_expect): Check TREE_CONSTANT.
15679 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15680 * c-tree.h (c_expr_to_decl): Drop third parameter.
15681 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15682 (build_c_cast): Don't set TREE_INVARIANT.
15683 (pop_init_level): Don't set TREE_INVARIANT.
15684 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15685 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15687 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15688 (gimplify_addr_expr): Adjust comment.
15689 * tree-mudflap.c (mf_build_string):
15690 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15691 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15692 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15693 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15694 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15695 * langhooks.h (struct lang_hooks): Drop third parameter from
15698 2008-04-23 Richard Guenther <rguenther@suse.de>
15700 PR tree-optimization/27799
15701 PR tree-optimization/32921
15702 PR tree-optimization/32624
15703 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15704 SMTs aliases and the tag itself into the solution.
15705 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15706 merge the points-to solution back into the SMT aliases.
15707 (may_alias_p): Use alias_set_subset_of instead of
15708 aliases_conflict_p. A pointer which points to
15709 memory with alias set zero may access any variable.
15711 2008-04-23 Richard Guenther <rguenther@suse.de>
15713 * alias.c (alias_set_subset_of): Correctly handle asking
15714 if zero is a subset of an alias set with zero child.
15715 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15716 (compute_flow_insensitive_aliasing): Correctly walk all
15717 pointers. Do not unnecessarily union sets.
15719 2008-04-23 Richard Guenther <rguenther@suse.de>
15721 PR middle-end/36021
15722 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15724 2008-04-22 Tomas Bily <tbily@suse.cz>
15726 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15728 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15730 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15731 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15732 * tree-inline.c (estimate_num_insns_1): Likewise.
15733 * varasm.c (const_hash_1, compare_constant, copy_constant)
15734 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15735 * emit-rtl.c (component_ref_for_mem_expr)
15736 (set_mem_attributes_minus_bitpos): Likewise.
15737 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15738 (is_aligning_offset): Likewise.
15739 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15740 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15741 * dojump.c (do_jump): Likewise.
15742 * builtins.c (get_pointer_alignment, get_memory_rtx)
15743 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15744 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15746 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15748 PR rtl-optimization/36017
15749 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15750 expanding the library call.
15752 2008-04-22 Ian Lance Taylor <iant@google.com>
15754 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15755 than size_in_bytes.
15757 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15759 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15760 of LR/CTR moves for Power6.
15762 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15764 PR middle-end/36003
15765 * passes.c (init_optimization_passes): Remove
15766 pass_fast_rtl_byte_dce.
15768 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15771 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15772 builtin functions to generate faster code.
15773 (_mm_cvtpu16_ps): Ditto.
15774 (_mm_cvtpi32x2_ps): Ditto.
15776 2008-04-22 Nick Clifton <nickc@redhat.com>
15778 * common.opt (ftree-loop-distribution): Add Optimization
15781 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15782 (frv_expand_builtin_va_start): Likewise.
15784 * config/arm/arm.c (thumb_find_work_register): Fix location of
15785 argument register count.
15787 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15789 Support scheduling for ColdFire V1 and V3 microarchitecture.
15790 Improve scheduling of multiplication instructions.
15792 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15793 (mac): New instruction attribute.
15794 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15795 (m68k_sched_mac): New variable.
15796 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15797 Handle cfv1 and cfv3.
15798 (max_insn_size): New static variable.
15799 (struct _sched_ib): New type.
15800 (sched_ib): New static variable.
15801 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15802 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15803 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15805 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15806 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15807 new variables. Update.
15808 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15809 Add modeling of cfv3 instruction buffer. Update.
15810 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15811 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15812 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15813 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15814 a particular reservation applies to.
15815 (type2): Reorganize attribute values. Rename alu to alu_reg,
15816 alu_l to alu, move_l to omove. Join move to alu. Split mul
15817 to mul_l and mul_w.
15818 (cf_ib_*): Simplify description of instruction buffer.
15819 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15820 (cf_mem): Split into cf_mem1 and cf_mem2.
15821 (cf_v2_move_??): Rename to cfv12_alu_??.
15822 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15823 (cf_v2_mul_??): Remove reservations.
15824 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15825 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15826 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15828 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15829 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15830 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15831 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15832 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15833 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15834 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15835 expansions of the above reservations for instructions of sizes
15838 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15840 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15842 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15844 * coverage.c: Include tree-pass.h.
15845 (coverage_counter_alloc): Print da_file_name to the dump file.
15847 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15849 * sbitmap.c (sbitmap_range_empty_p): New function.
15850 * sbitmap.h (sbitmap_range_empty_p): New function.
15851 * bitmap.h: Now includes obstack.h.
15853 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15854 Kenneth Zadeck <zadeck@naturalbridge.com>
15856 * dbgcnt.def (ra_byte_scan): Added.
15857 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15858 when the last hit happens for a counter.
15859 * timevar.def (TV_DF_BYTE_LR): New variable.
15860 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15861 * passes.c (pass_fast_rtl_byte_dce): New pass.
15862 * fwprop.c (update_df): Added mode to call df_ref_create.
15863 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15864 DF_REF_EXTRACT_OFFSET.
15865 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15866 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15868 (df_ref_extract): Added mode field.
15869 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15870 DF_REF_EXTRACT_OFFSET.
15871 (DF_REF_EXTRACT_MODE): New macro.
15872 (df_byte_lr_bb_info): New structure.
15873 (df_print_byte_regset, df_compute_accessed_bytes,
15874 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15875 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15876 df_byte_lr_simulate_uses,
15877 df_byte_lr_simulate_artificial_refs_at_top,
15878 df_byte_lr_simulate_artificial_refs_at_end,
15879 df_compute_accessed_bytes): New function.
15880 (df_ref_create): Add parameter.
15881 (df_byte_lr_get_bb_info): New inline function.
15882 * df-scan.c (df_ref_record, df_uses_record,
15883 df_ref_create_structure): Added mode parameter.
15884 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15885 df_defs_record, df_uses_record, df_get_conditional_uses,
15886 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15887 df_entry_block_defs_collect, df_exit_block_uses_collect):
15888 Added mode parameter to calls to df_ref_record, df_uses_record,
15889 df_ref_create_structure.
15890 (df_ref_equal_p, df_ref_compare): Added test for modes.
15891 (df_ref_create_structure): Added code to set mode. Renamed
15892 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15893 DF_REF_EXTRACT_OFFSET.
15894 * df-core.c (df_print_byte_regset): New function.
15895 * df-byte-scan.c: New file.
15896 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15897 calls to BITMAP_FREE.
15898 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15899 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15900 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15901 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15902 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15903 df_byte_lr_local_compute, df_byte_lr_init,
15904 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15905 df_byte_lr_transfer_function, df_byte_lr_free,
15906 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15907 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15908 df_byte_lr_simulate_uses,
15909 df_byte_lr_simulate_artificial_refs_at_top,
15910 df_byte_lr_simulate_artificial_refs_at_end): New function.
15911 * dce.c (byte_dce_process_block): New function.
15912 (dce_process_block): au is now passed in rather than computed
15913 locally. Changed loops that look at artificial defs to not look
15914 for conditional or partial ones, because there never are any.
15915 (fast_dce): Now is able to drive byte_dce_process_block or
15916 dce_process_block depending on the kind of dce being done.
15917 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15918 (rest_of_handle_fast_byte_dce): New function.
15919 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15920 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15922 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15925 * gcc.h: Added fortran options that take arguments to
15926 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15929 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15931 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15932 scalarization if on the LHS and not a full access.
15934 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15936 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15938 2008-04-18 Rafael Espíndola <espindola@google.com>
15940 * tree-vrp.c (find_case_label_index): Fix the binary search.
15941 (find_case_label_range): New.
15942 (vrp_visit_switch_stmt): Use find_case_label_range.
15943 (simplify_switch_using_ranges): Use find_case_label_range.
15945 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15947 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15948 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15950 2008-04-18 Tom Tromey <tromey@redhat.com>
15953 * doc/cpp.texi (Implementation-defined behavior): Mention
15956 2008-04-18 Ian Lance Taylor <iant@google.com>
15958 * fold-const.c (pointer_may_wrap_p): New static function.
15959 (fold_comparison): Add another test for pointer overflow. Use
15960 pointer_may_wrap_p to disable some false positives.
15962 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15964 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15965 (fname_as_string): Match updated cpp_interpret_string prototype.
15966 (fix_string_type): Support char16_t* and char32_t*.
15967 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15968 derivative) nodes. Register as builtin if C++0x.
15969 (c_parse_error): Support CPP_CHAR{16,32}.
15970 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15971 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15972 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15973 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15974 CTI_CHAR32_ARRAY_TYPE>: New elements.
15975 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15976 char32_type_node, signed_char32_type_node, char16_array_type_node,
15977 char32_array_type_node): New defines.
15978 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15979 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15980 (lex_string): Support CPP_STRING{16,32}, match updated
15981 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15982 (lex_charconst): Support CPP_CHAR{16,32}.
15983 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15984 and CPP_STRING{16,32}.
15986 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15989 * aclocal.m4: Regenerate.
15990 * configure: Regenerate.
15992 2008-04-18 Jan Hubicka <jh@suse.cz>
15994 * except.c (dw2_size_of_call_site_table,
15995 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15997 * cgraphbuild.c (build_cgraph_edges): Update.
15998 * tree-pass.h: Update comment.
15999 * final.c (leaf_function_p): Update.
16000 (leaf_renumber_regs): Update.
16001 (rest_of_clean_state): Update.
16002 * omp-low.c (expand_omp_parallel): Update.
16003 * ipa-reference.c (analyze_function): Update.
16004 * reorg.c (find_end_label): Update.
16005 (optimize_skip): Update.
16006 (fill_simple_delay_slots): Update.
16007 (fill_simple_delay_slots): Update.
16008 (make_return_insns): Update.
16009 (dbr_schedule): Update.
16010 * gimple-low.c (record_vars_into): Update.
16011 * cfgbuild.c (make_edges): Update.
16012 * function.c (assign_stack_local): Update.
16013 (assign_parm_adjust_stack_rtl): Update.
16014 (locate_and_pad_parm): Update.
16015 (allocate_struct_function): Do not initialize stack_alignment_needed
16016 and preferred_stack_boundary here.
16017 (stack_protect_prologue): Update.
16018 (stack_protect_epilogue): Update.
16019 (expand_function_start): Initialize stack_alignment_needed,
16020 preferred_stack_boundary and max_jumptable_ents.
16021 (expand_function_end): Update.
16022 (free_after_compilation): Do not NULLify epilogue_delay_list.
16023 * function.h (struct rtl_data): Add stack_protect_guard,
16024 stack_alignment_needed,
16025 preferred_stack_boundary, epilogue_delay_list.
16026 (struct function): Remove value_histograms, stack_alignment_needed,
16027 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
16029 unexpanded_var_list, stack_protect_guard.
16030 (current_function_epilogue_delay_list): Remove.
16031 * ipa-type-escape.c (analyze_function): Update.
16032 * gimplify.c (pop_gimplify_context): Update comment.
16033 * calls.c (expand_call): Update.
16034 (emit_library_call_value_1): Update.
16035 * except.c (set_nothrow_function_flags): Update.
16036 * cfgexpand.c (get_decl_align_unit): Update.
16037 (create_stack_guard): Update.
16038 (estimated_stack_frame_size): Update.
16039 (expand_used_vars): Update.
16040 (tree_expand_cfg): Free histogram earliers, init expansion variables.
16041 * explow.c (allocate_dynamic_stack_space): Update.
16042 * tree-ssa-live.c (remove_unused_locals): Update.
16043 * varasm.c (mark_constant_pool): Update.
16044 * tree-inline.c (remap_decls): Update.
16045 (initialize_cfun): Update.
16046 (declare_return_variable): Update.
16047 (inline_forbidden_p): Update.
16048 (expand_call_inline): Update.
16049 (declare_inline_vars): Update.
16050 (tree_function_versioning): Update.
16051 * tree-flow.h (value_histograms): New.
16052 (VALUE_HISTOGRAMS): New macro.
16053 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
16055 * tree-cfg.c (set_bb_for_stmt): Update.
16056 (replace_by_duplicate_decl): Update.
16057 (move_block_to_fn): Update.
16058 (new_label_mapper): Update.
16059 (dump_function_to_file): Update.
16060 * ipa-struct-reorg.c (build_data_structure): Update.
16061 * cfgrtl.c (print_rtl_with_bb): Update.
16062 * reload1.c (reload): Update.
16064 * config/i386/i386.c (setup_incoming_varargs_64,
16065 ix86_compute_frame_layout): Update.
16066 * config/arc/arc.c (arc_output_function_epilogue): Update.
16068 2008-04-18 Marius Strobl <marius@FreeBSD.org>
16070 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
16071 for FreeBSD as well.
16072 * gthr-posix95.h: Likewise.
16074 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
16076 PR rtl-optimization/35838
16077 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
16078 out the byte offset of the first subreg.
16080 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
16082 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
16083 to split_ti instead of three separate calls with single member arrays.
16084 (subti3 splitter): Ditto.
16085 (adddi3 splitter): Ditto with split_di.
16086 (subdi3 splitter): Ditto.
16087 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
16088 two separate calls with single member arrays. Swap match_dup
16089 operands 1 and 2 to better fit into the array.
16090 (negdi2 splitter): Ditto with split_di.
16091 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
16092 two separate calls with single member arrays. Swap match_dup operands
16093 6 and 7 to better fit into the array.
16095 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
16097 * config/i386/i386.c (sse_builtin_type): New.
16098 (bdesc_sse_args): Likewise.
16099 (bdesc_sse_3arg): Removed.
16100 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16101 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
16102 IX86_BUILTIN_ROUNDPS.
16103 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
16104 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
16105 IX86_BUILTIN_ROUNDPS.
16106 (ix86_expand_sse_4_operands_builtin): Removed.
16107 (ix86_expand_sse_operands_builtin): New.
16108 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
16109 and CODE_FOR_sse4_1_roundps.
16110 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16111 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
16113 2008-04-17 Alan Modra <amodra@bigpond.net.au>
16116 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
16117 regs before frame pop when needed. If use_backchain_to_restore_sp
16118 then load backchain into a temp reg to restore vr and vrsave. Add
16119 code to restore vr after frame pop if possible.
16121 2008-04-17 Richard Guenther <rguenther@suse.de>
16123 * tree-vn.c (expressions_equal_p): Do not check type
16124 equality or compatibility before calling operand_equal_p.
16125 * fold-const.c (operand_equal_p): Check equivalence of
16126 integer constants before bailing out due to signedness or
16127 precision differences.
16128 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
16129 spurious differences in type qualification. Ignore types
16130 for COMPONENT_REFs at all.
16132 2008-04-17 Christian Bruel <christian.bruel@st.com>
16134 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
16135 msw_skip comparison.
16137 2008-04-16 Jakub Jelinek <jakub@redhat.com>
16140 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
16143 PR tree-optimization/35899
16144 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
16145 rather than TREE_OPERAND.
16147 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
16150 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
16151 temporary registers. Change operand predicate to general_operand.
16152 (remainderxf3): Ditto.
16154 2008-04-16 Richard Guenther <rguenther@suse.de>
16156 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
16157 * tree-affine.c (aff_combination_expand): Look through some
16160 2008-04-15 Doug Kwan <dougkwan@google.com>
16162 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
16164 * tree-pretty-print.c (dump_generic_node): Ditto.
16165 * final.c (output_addr_const): Ditto.
16166 * dwarf2out.c (output_cfi): Ditto.
16167 * c-pretty-print.c (pp_c_integer_constant): Ditto.
16168 * print-rtl.c (print_rtx): Ditto.
16169 * print-tree.c (print_node_brief, print_node): Ditto.
16170 * c-common.c (match_case_to_enum_1): Ditto.
16171 * sched-vis.c (print_value): Ditto.
16172 * config/i386/i386.c (print_operand): Cast to long unsigned int
16175 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
16176 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
16177 MS Windows VirtualProtect function.
16179 2008-04-15 Jan Hubicka <jh@suse.cz>
16181 * gengtype.c (write_root): Param_is argument is OK.
16182 * expr.c (expand_expr_real_1): Update call of get_exception_*.
16183 * function.h: Include varray.h
16184 (rtl_eh): New stucture based on except.c one.
16185 (call_site_record): New forward declaration and vector type.
16186 * calls.c (emit_call_1): Do not call
16187 note_current_region_may_contain_throw.
16188 * except.c (eh_status): Remove cur_region, try_region since they are
16190 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
16191 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
16192 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
16193 Remove call_site_data_used, call_site_data_size.
16194 Turn call_site_record into vector in function.h.
16195 (note_current_region_may_contain_throw): Remove.
16196 (get_exception_pointer, get_exception_filter): Do not take struct
16197 function argument; update.
16198 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
16199 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
16200 build_post_landing_pads, dw2_build_landing_pads,
16201 sjlj_assign_call_site_values, sjlj_mark_call_sites,
16202 sjlj_emit_function_enter, sjlj_emit_function_enter,
16203 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
16204 sjlj_build_landing_pads, finish_eh_generation,
16205 remove_exception_handler_label, remove_eh_handler,
16206 maybe_remove_eh_handler, add_reachable_handler,
16207 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
16208 add_action_record, collect_one_action_chain, add_call_site,
16209 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
16210 sjlj_output_call_site_table, output_function_exception_table,
16211 * except.h (note_current_region_may_contain_throw): Remove
16212 (get_exception_pointer, get_exception_filter): Do not take struct
16214 * Makefile.in (GTFILES): Put varargs before struct function.
16216 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16218 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
16219 punt for STRING_CST.
16220 (get_constraint_for): Deal with STRING_CST here instead.
16222 2008-04-15 Richard Guenther <rguenther@suse.de>
16224 * tree-ssa-propagate.c (substitute_and_fold): Substitute
16225 statements in a basic-block with a backward walk. Do not
16226 substitute into dead statements but instead remove those.
16228 2008-04-15 Richard Guenther <rguenther@suse.de>
16230 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
16231 to zero, thus disable creation of SFTs.
16233 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16235 * tree-predcom.c (suitable_reference_p): Return false if the
16236 reference can throw.
16238 2008-04-15 Jakub Jelinek <jakub@redhat.com>
16241 * c-decl.c (finish_decl): If extern or static var has variable
16242 size, set TREE_TYPE (decl) to error_mark_node.
16244 2008-04-15 Rafael Espíndola <espindola@google.com>
16246 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
16249 2008-04-15 Richard Guenther <rguenther@suse.de>
16251 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
16252 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
16253 (visit_reference_op_load): Do walk vuse-vdef chains on
16254 vn_reference_lookup.
16255 (visit_reference_op_store): But do not here.
16256 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
16257 vn_reference_lookup.
16258 (vn_lookup_with_vuses): But do so here.
16260 2008-04-14 Ian Lance Taylor <iant@google.com>
16262 * fold-const.c (fold_overflow_warning): Remove assertion.
16264 2008-04-15 Ben Elliston <bje@au.ibm.com>
16266 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
16267 temp1 local variables.
16269 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
16272 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
16273 ".text.unlikely" section as executable.
16275 2008-04-14 James E. Wilson <wilson@tuliptree.org>
16277 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16278 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
16279 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
16280 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
16281 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
16282 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
16283 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
16285 2008-04-14 Ian Lance Taylor <iant@google.com>
16287 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
16288 * fold-const.c (fold_comparison): If appropriate, test
16289 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
16290 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
16291 reassociating a pointer type.
16292 * doc/invoke.texi (Optimize Options): Document that
16293 -fstrict-overflow applies to pointer wraparound.
16295 2008-04-13 Jan Hubicka <jh@suse.cz>
16297 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
16299 2008-04-12 Andrew Pinski <pinskia@gmail.com>
16301 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
16302 we are going to "save the world".
16304 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
16306 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
16307 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
16308 operand 0 constraint, not "=".
16310 2008-04-11 James E. Wilson <wilson@tuliptree.org>
16312 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
16314 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16316 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
16317 of size of positions_needed * CHAR_BIT.
16319 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16321 PR middle-end/35897
16322 * dse.c (store_info): Change positions_needed to unsigned
16324 (lowpart_bitmask): New.
16325 (record_store): Cast to unsigned HOST_WIDE_INT for
16326 positions_needed. Assert width <= size of positions_needed *
16327 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
16328 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
16329 lowpart_bitmask to set mask.
16331 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16333 * config/bfin/constraints.md: New file.
16334 * config/bfin/bfin.md: Include it.
16335 (adddi3): Use satisfies_constraint functions instead of the old macros.
16336 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
16337 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
16338 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
16339 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
16340 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
16341 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
16342 EXTRA_CONSTRAINT): Delete.
16343 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
16344 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
16346 * config/bfin/bfin.c: Include "tm-constrs.h".
16347 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
16348 Use satisfies_constraint functions instead of the old macros.
16349 * doc/md.texi (Blackfin Constraints): Update file name reference.
16351 2008-04-11 Richard Guenther <rguenther@suse.de>
16353 PR tree-optimization/35869
16354 * tree-vrp.c (execute_vrp): Move switch statement update after
16355 jump threading. Schedule another cfg cleanup run.
16357 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
16360 * attribs.c (decl_attributes): Return early on errorneous node.
16362 2008-04-10 Oleg Ryjkov <olegr@google.com>
16364 * tree.h (struct tree_base): Added a new flag default_def_flag.
16365 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
16367 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
16369 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
16371 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16374 * pa.md: Define mode iterator P. Define mode attribute dwc.
16375 (dcacheflush): Update pattern to use iterator P and attribute dwc.
16376 (icacheflush): Likewise.
16377 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
16378 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
16380 2008-04-11 Ben Elliston <bje@au.ibm.com>
16382 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
16384 2008-04-10 Rafael Espíndola <espindola@google.com>
16386 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
16387 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
16388 (extract_range_from_expr): The same.
16390 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16392 * config/mips/mips.md (GPR2): New mode iterator.
16393 (seq): Add comment.
16394 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
16395 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
16396 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
16397 Rewrite these to take two modes, the mode of comparison and the
16398 mode of the destination.
16399 * config/mips/mips.c (mips_expand_scc): Instead of having
16400 paradoxical subreg as destination, expand "narrowing" scc if mode
16401 of comparison is SI and target is requested in DI mode.
16402 (mips_emit_int_order_test): Update comment. Make mode of
16403 comparison match CMP0 rather than TARGET. When creating inverse
16404 target use mode of TARGET.
16406 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16408 * gcov-dump.c (tag_summary): Only print summaries for the first
16409 GCOV_COUNTERS_SUMMABLE counters.
16411 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
16413 * config/i386/i386.md (absneg): New code iterator.
16414 (absnegprefix): New code attribute.
16415 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
16416 patterns using absneg code iterator.
16417 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
16418 using absneg code iterator.
16419 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
16420 *neg<mode>2 patterns using absneg code iterator.
16421 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16422 *negextendsfdf2 patterns using absneg code iterator.
16423 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
16424 *negextendsfxf2 patterns using absneg code iterator.
16425 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16426 *negextendsfdf2 patterns using absneg code iterator.
16427 * config/i386/sse.md (<code><mode>2): Macroize expander from
16428 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
16430 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
16432 * config/s390/s390.h: Remove the remains of the recent search
16433 & replace action of current_function_outgoing_args_size.
16435 2008-04-10 Ira Rosen <irar@il.ibm.com>
16437 PR tree-optimization/35821
16438 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
16439 NEW_STMT_LIST is not NULL.
16441 2008-04-09 David Edelsohn <edelsohn@gnu.org>
16444 * toplev.c (process_options): Remove -ffunction-sections debugging
16447 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
16449 PR middle-end/PR28690
16450 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
16451 than gen_rtx_fmt_ee to perform more canonicalizations.
16453 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16456 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
16458 2008-04-09 Richard Guenther <rguenther@suse.de>
16460 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
16461 (dump_function_to_file): Dump function arguments with types.
16463 2008-04-08 Richard Guenther <rguenther@suse.de>
16465 * fold-const.c (fold_widened_comparison): Do not allow
16466 sign-changes that change the result.
16468 2008-04-08 Janis Johnson <janis187@us.ibm.com>
16471 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
16472 kinds of indirect references.
16474 2008-04-08 David Edelsohn <edelsohn@gnu.org>
16476 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
16477 GNU Fortran language string.
16479 2008-04-08 Rafael Espíndola <espindola@google.com>
16481 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
16482 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16483 * tree.h (tree_call_nonnegative_warnv_p): New.
16485 2008-04-08 Jan Hubicka <jh@suse.cz>
16487 * function.c (free_after_compilation): Clear out regno_reg_rtx
16490 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
16493 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16495 PR middle-end/PR28690
16496 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
16497 same precedence as REG_POINTER and MEM_POINTER operands.
16499 2008-04-08 Richard Guenther <rguenther@suse.de>
16501 PR middle-end/35834
16502 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16503 for adding index to base.
16505 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16507 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16508 (MINGW_ENABLE_EXECUTE_STACK): New.
16509 (IN_LIBGCC2): For libgcc include windows.h file for
16510 function declarations.
16512 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16514 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16515 and tem2 if tem1 is not a REG or MULT.
16517 2008-04-08 Jan Hubicka <jh@suse.cz>
16519 * function.h (incomming_args): Break out of struct function.
16520 (function_subsections): Break out of struct function.
16521 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16522 return_rtx and hard_reg_initial_vals from struct function.
16523 Kill inl_max_label_num.
16524 (current_function_pops_args, current_function_args_info,
16525 current_function_args_size, current_function_args_size,
16526 current_function_pretend_args_size,
16527 current_function_outgoing_args_size,
16528 current_function_internal_arg_pointer, current_function_return_rtx):
16529 Kill compatibility accestor macros.
16530 * builtins.c (expand_builtin_apply_args_1): Update.
16531 (expand_builtin_next_arg): Update.
16532 * df-scan.c (df_get_call_refs): Update.
16533 * dbxout.c (dbxout_function_end): Update.
16534 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16535 (output_line_info): Update.
16536 (secname_for_decl): Update.
16537 (dwarf2out_var_location): Update.
16538 * function.c (free_after_compilation): Update.
16539 (assign_parm_find_stack_rtl): Update.
16540 (assign_parms): Update.
16541 (expand_dummy_function_end): Update.
16542 (expand_function_end): Update.
16543 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16544 (expand_call): Update.
16545 (emit_library_call_value_1): Update.
16546 (store_one_arg): Update.
16547 * varasm.c (initialize_cold_section_name): Update.
16548 (unlikely_text_section): Update.
16549 (unlikely_text_section_p): Update.
16550 (assemble_start_function): Update.
16551 (assemble_end_function): Update.
16552 (default_section_type_flags): Update.
16553 (switch_to_section): Update.
16554 * integrate.c (set_decl_abstract_flags): Update.
16555 (get_hard_reg_initial_val): Update.
16556 (has_hard_reg_initial_val): Update.
16557 (allocate_initial_values): Update.
16558 * resource.c (init_resource_info): Update.
16559 * config/alpha/alpha.c (NUM_ARGS): Update.
16560 (direct_return): Update.
16561 (alpha_va_start): Update.
16562 (alpha_sa_size): Update.
16563 (alpha_initial_elimination_offset): Update.
16564 (alpha_expand_prologue): Update.
16565 (alpha_start_function): Update.
16566 (alpha_expand_epilogue): Update.
16567 (unicosmk_initial_elimination_offset):
16568 * config/alpha/alpha.md (call expander): Update.
16569 * config/s390/s390.c (s390_register_info): Update.
16570 (s390_register_info): Update.
16571 (s390_frame_info): Update.
16572 (s390_initial_elimination_offset): Update.
16573 (s390_build_builtin_va_list): Update.
16574 (s390_va_start): Update.
16575 * config/spu/spu.c (direct_return): Update.
16576 (spu_expand_prologue): Update.
16577 (spu_initial_elimination_offset): Update.
16578 (spu_build_builtin_va_list): Update.
16579 (spu_va_start): Update.
16580 * config/sparc/sparc.c (sparc_init_modes): Update.
16581 (sparc_compute_frame_size): Update.
16582 (function_value): Update.
16583 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16584 * config/i386/i386.md (return expander): Update.
16585 * config/i386/i386.c (ix86_va_start): Update.
16586 (ix86_can_use_return_insn_p): Update.
16587 (ix86_compute_frame_layout): Update.
16588 (ix86_expand_epilogue): Update.
16589 * config/sh/sh.c (output_stack_adjust): Update.
16590 (calc_live_regs): Update.
16591 (sh_expand_prologue): Update.
16592 (sh_builtin_saveregs): Update.
16593 (sh_va_start): Update.
16594 (initial_elimination_offset): Update.
16595 (sh_allocate_initial_value): Update.
16596 (sh_function_ok_for_sibcall): Update.
16597 (sh_get_pr_initial_val): Update.
16598 * config/sh/sh.md (return expander): Update.
16599 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16600 * config/crx/crx.c (crx_compute_frame): UPdate.
16601 (crx_initial_elimination_offset): UPdate.
16602 * config/xtensa/xtensa.c (compute_frame_size): Update
16603 (xtensa_builtin_saveregs): Update.
16604 (xtensa_va_start): Update.
16605 (order_regs_for_local_alloc): Update.
16606 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16607 (xstormy16_expand_builtin_va_start): Update.
16608 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16609 * config/m68hc11/m68hc11.md (return expanders): Update.
16610 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16611 (expand_epilogue): Update.
16612 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16613 (cris_simple_epilogue): Update.
16614 (cris_expand_prologue): Update.
16615 (cris_expand_epilogue): Update.
16616 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16617 (compute_frame_size): Update.
16618 * config/mt/mt.c (mt_compute_frame_size): Update.
16619 * config/mn10300/mn10300.c (expand_prologue): Update.
16620 (expand_epilogue): Update.
16621 (initial_offset): Update.
16622 (mn10300_builtin_saveregs):
16623 * config/mn10300/mn10300.md (return expander): Update.
16624 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16625 (ia64_initial_elimination_offset): Update.
16626 (ia64_initial_elimination_offset): Update.
16627 (ia64_expand_prologue): Update.
16628 * config/m68k/m68k.md (return expander): Update.
16629 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16630 (rs6000_stack_info): Update.
16631 * config/mcore/mcore.c (layout_mcore_frame): Update.
16632 (mcore_expand_prolog): Update.
16633 * config/arc/arc.c (arc_compute_frame_size): Update.
16634 * config/score/score3.c (score3_compute_frame_size): Update.
16635 * config/score/score7.c (score7_compute_frame_size): Update.
16636 * config/arm/arm.c (use_return_insn): Update.
16637 (thumb_find_work_register): Update.
16638 (arm_compute_save_reg_mask): Update.
16639 (arm_output_function_prologue): Update.
16640 (arm_output_epilogue): Update.
16641 (arm_size_return_regs): Update.
16642 (arm_get_frame_offsets): Update.
16643 (arm_expand_prologue): Update.
16644 (thumb_exit): Update.
16645 (thumb_unexpanded_epilogue): Update.
16646 (thumb1_output_function_prologue): Update.
16647 * config/pa/pa.md (return expander): Update.
16648 * config/pa/pa.c (compute_frame_size): Update.
16649 (hppa_builtin_saveregs): Update.
16650 * config/mips/mips.c (mips_va_start): Update.
16651 (mips16_build_function_stub): Update.
16652 (mips_compute_frame_info): Update.
16653 (mips_restore_gp): Update.
16654 (mips_output_function_prologue): Update.
16655 (mips_expand_prologue): Update.
16656 * config/v850/v850.c (compute_frame_size): Update.
16657 (expand_prologue): * config/mmix/mmix.c (along): update.
16658 (mmix_initial_elimination_offset): update.
16659 (mmix_reorg): update.
16660 (mmix_use_simple_return): update.
16661 (mmix_expand_prologue): update.
16662 (mmix_expand_epilogue): Update.
16663 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16664 (emit_link_insn): Update.
16666 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16668 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16669 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16671 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16674 2008-04-07 Jan Hubicka <jh@suse.cz>
16676 * function.h (rtl): Rename to x_rtl.
16677 (crtl): New define.
16678 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16679 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16680 used_temp_slots avail_temp_slots, temp_slot_level,
16681 nonlocal_goto_handler_labels): Update accesstors.
16682 (rtl): New global variable.
16683 (struct function): Move some fileds to rtl_data.
16684 (get_arg_pointer_save_area): Update prototype.
16685 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16686 get_arg_pointer_save_area.
16687 * expr.c (init_expr): Update
16688 * function.c (get_frame_size): Update
16689 (assign_stack_local): Update
16690 (expand_function_end): Update.
16691 (get_art_pointer_save_area): Update
16693 * emit-rtl.c (rtl): Declare.
16694 (regno_reg_rtx): Declare.
16695 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16697 (gen_reg_rtx): Update.
16698 * varasm.c (n_deferred_constatns): Update accestor.
16699 (init_varasm_status): Do not allocate varasm_status.
16700 (force_const_mem, get_pool_size, output_constant_pool): Update.
16701 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16702 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16703 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16704 * sparc/sparc.h (INIT_EXPANDERS): Update.
16705 * ia64/ia64.h (INIT_EXPANDERS): Update.
16707 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16709 * reload.c (push_secondary_reload): Add missing break to for loop.
16711 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16713 PR middle-end/PR28690
16714 * rtlanal.c: Update copyright years.
16715 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16716 as REG_POINTER and MEM_POINTER operands.
16717 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16718 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16719 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16720 * gcse.c: Update copyright years.
16721 (pre_delete): Call gen_reg_rtx_and_attrs.
16722 (hoist_code): Likewise.
16723 (build_store_vectors): Likewise.
16724 (delete_store): Likewise.
16725 * loop-invariant.c (move_invariant_reg): Likewise.
16726 Update copyright years.
16728 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16730 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16731 control string instead of quoted.
16733 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16735 * doc/rtl.texi: Rewrite of subreg section.
16737 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16740 * config/i386/i386.c (legitimize_pic_address): Add treating
16741 of dllimport SYM_REF's.
16742 (legitimize_dllimport_symbol): Add prototype.
16744 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16746 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16747 reference in constructor with non self-referential type.
16749 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16751 Removal of Return with Depressed Stack Pointer support
16752 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16753 (ECF_SP_DEPRESSED): Likewise.
16754 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16755 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16756 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16757 (expand_call): Do not test ECF_SP_DEPRESSED.
16758 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16759 * function.c (keep_stack_depressed): Delete.
16760 (handle_epilogue_set): Likewise.
16761 (update_epilogue_consts): Likewise.
16762 (emit_equiv_load): Likewise.
16763 (thread_prologue_and_epilogue_insns): Remove support for Return with
16764 Depressed Stack Pointer.
16765 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16767 2008-04-06 Richard Guenther <rguenther@suse.de>
16769 PR tree-optimization/35400
16770 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16771 information from SSA_NAMEs.
16773 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16775 * config/avr/avr.h (avr_mega_p): Remove declaration.
16776 (AVR_MEGA): Remove macro.
16777 * config/avr/avr.c (avr_mega_p): Remove variable.
16778 (avr_override_options): Remove inicializion of avr_mega_p.
16779 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16780 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16781 (avr_jump_mode): (Ditto.).
16782 (avr_output_progmem_section_asm_op): (Ditto.).
16783 (avr_asm_init_sections): (Ditto.).
16784 (avr_asm_init_sections): (Ditto.).
16785 (avr_rtx_costs): (Ditto.).
16786 * config/avr/avr.md: (Ditto.).
16787 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16790 2008-04-06 Richard Guenther <rguenther@suse.de>
16792 PR tree-optimization/35842
16793 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16794 is_gimple_invariant_address.
16796 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16798 * gcc.c (default_compilers): Sync Fortran extensions list with
16799 that in fortran/lang-specs.h.
16800 * doc/invoke.texi: Likewise.
16801 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16802 * dwarf2out.c (gen_compile_unit_die): Likewise.
16804 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16806 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16808 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16811 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16812 attribute is used for nested functions.
16814 2008-04-05 Jan Hubicka <jh@suse.cz>
16816 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16818 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16820 (dump_files): Update.
16821 (enable_rtl_dump_file): Do not accept letter argument.
16822 * tree-pass.h (dump_file_info): Remove letter argument.
16823 * toplev.c (decode_d_option): Update -da handling.
16824 * toplev.h (enable_rtl_dump_file): Update prototype.
16825 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16826 it out based on pass type.
16827 (register_dump_files_1): Likewise.
16828 (init_optimization_passes): Update register_one_dump_file calls.
16829 (execute_one_pass): Sanity check that IPA passes are called at IPA
16830 level and RTL passes at RTL level.
16831 (execute_pass_list): IPA pass can not be after or subpass of
16833 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16834 disallov RTL subpasses of IPA subpasses.
16836 2008-04-05 Ben Elliston <bje@au.ibm.com>
16838 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16839 builtins that return exactly once and do not throw. Cache call to
16842 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16844 PR rtl-optimization/34916
16845 PR middle-end/35519
16846 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16847 between instruction pairs.
16849 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16851 * doc/invoke.texi: Document -mbitops for SH.
16852 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16853 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16854 * config/sh/sh.c (print_operand): Add %t operand code.
16855 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16856 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16857 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16858 (extendqihi2): Likewise.
16859 (movqi_i): Likewise.
16860 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16861 (extv): Use bld instruction for SH2A if possible.
16863 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16864 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16865 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16866 (bset.b, bclr.b): Define peepholes.
16867 * config/sh/sh.opt (mbitops): New option.
16869 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16872 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16873 and view convert expression.
16875 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16878 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16880 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16882 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16884 * config/i386/cpuid.h (bit_AES): New.
16885 (bit_PCLMUL): Likewise.
16887 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16888 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16889 SSE2 if AES or PCLMUL is enabled.
16890 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16891 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16892 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16893 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16894 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16895 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16896 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16897 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16898 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16899 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16900 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16901 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16902 __builtin_ia32_aeskeygenassist128 and
16903 __builtin_ia32_pclmulqdq128.
16904 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16905 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16906 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16908 * config/i386/i386.h (TARGET_AES): New.
16909 (TARGET_PCLMUL): Likewise.
16910 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16912 * config/i386/i386.md (UNSPEC_AESENC): New.
16913 (UNSPEC_AESENCLAST): Likewise.
16914 (UNSPEC_AESDEC): Likewise.
16915 (UNSPEC_AESDECLAST): Likewise.
16916 (UNSPEC_AESIMC): Likewise.
16917 (UNSPEC_AESKEYGENASSIST): Likewise.
16918 (UNSPEC_PCLMUL): Likewise.
16920 * config/i386/i386.opt (maes): New.
16921 (mpclmul): Likewise.
16923 * config/i386/sse.md (aesenc): New pattern.
16924 (aesenclast): Likewise.
16925 (aesdec): Likewise.
16926 (aesdeclast): Likewise.
16927 (aesimc): Likewise.
16928 (aeskeygenassist): Likewise.
16929 (pclmulqdq): Likewise.
16931 * config/i386/wmmintrin.h: New.
16933 * doc/extend.texi: Document AES and PCLMUL built-in function.
16935 * doc/invoke.texi: Document -maes and -mpclmul.
16937 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16939 * function.c (free_after_parsing): Replace with
16940 cxx_push_function_context from C++ front-end.
16941 (allocate_struct_function): Don't call langhook.
16942 * langhooks.h (struct lang_hooks_for_functions): Delete.
16943 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16945 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16946 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16947 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16948 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16949 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16950 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16951 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16953 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16954 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16956 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16959 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16962 2008-04-04 Richard Guenther <rguenther@suse.de>
16964 PR middle-end/35823
16965 * fold-const.c (optimize_minmax_comparison): Use the correct
16966 type for the constant in the simplified comparison.
16968 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16970 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16971 Pass L2 size as "--param l2-cache-size" to the compiler.
16972 (decode_l2_cache): New function to decode L2 cache parameters using
16973 0x8000006 extended cpuid function.
16974 (detect_caches_amd): Determine parameters of L2 cache using
16975 decode_l2_caches function.
16976 (decode_caches_intel): Decode L2 cache parameters.
16977 (detect_caches_intel): Determine L2 cache parameters using
16978 decode_caches_intel and decode_l2_caches functions.
16980 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16982 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16983 secondary input reload for subword loads from the constant pool.
16985 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16988 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16989 constants of the appropriate size for runtime calculations.
16992 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16993 decimal-float literal constant zero.
16995 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16998 * c-parser.c (c_parser_omp_atomic): Call
16999 default_function_array_conversion on the RHS.
17001 PR middle-end/35818
17002 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
17003 call is_variable_sized if decl has incomplete type.
17005 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
17007 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
17009 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
17011 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
17013 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
17014 (sgt<u>): Merge sgt and sgtu into new expander.
17015 (sgt, sgtu): Remove expanders.
17016 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
17017 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
17018 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
17019 *sgtu_<mode>_mips16 into new pattern.
17020 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
17021 (sge<u>): Merge sge and sgeu into new expander.
17022 (sge, sgeu): Remove expanders.
17023 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
17025 (*sge_<mode>, second *sge_<mode>): Remove patterns.
17026 (slt<u>): Merge slt and sltu into new expander.
17027 (slt, sltu): Remove expanders.
17028 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
17029 (*slt_<mode>, *sltu_<mode>): Remove patterns.
17030 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
17031 *sltu_<mode>_mips16 into new pattern.
17032 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
17033 (sle<u>): Merge sle and sleu into new expander.
17034 (sle, sleu): Remove expanders.
17035 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
17036 (*sle_<mode>, *sleu_<mode>): Remove patterns.
17037 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
17038 *sleu_<mode>_mips16 into new pattern.
17039 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
17041 2008-04-03 Jan Hubicka <jh@suse.cz>
17043 PR tree-optimization/35795
17044 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
17045 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17046 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
17047 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
17048 * score/score3.c (score3_output_mi_thunk): Likewise.
17049 * score/score7.c (score7_output_mi_thunk): Likewise.
17050 * mips/mips.c (mips_output_mi_thunk): Likewise.
17052 2008-04-03 Richard Guenther <rguenther@suse.de>
17054 * tree-vrp.c (extract_range_from_unary_expr): Handle all
17055 conversions. Simplify code.
17057 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
17059 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
17061 2008-04-03 Tom Tromey <tromey@redhat.com>
17062 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17064 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17065 * config/bfin/t-bfin-linux (generated_files): Add
17066 linux-sysroot-suffix.h.
17067 * doc/install.texi (Prerequisites): Require make 3.80.
17068 * doc/sourcebuild.texi (Front End Directory): Document new
17070 * Makefile.in (generated_files): New variable.
17071 (ALL_HOST_OBJS): New variable.
17072 ($(ALL_HOST_OBJS)): New target.
17074 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17076 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
17077 (remap_block): Call id->transform_lang_insert_block instead
17079 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
17080 Set id.transform_lang_insert_block to NULL.
17081 (clone_body): Move to cp/optimize.c
17082 * tree-inline.h (struct copy_body_data): Change
17083 transform_lang_insert_block to function pointer.
17084 (copy_generic_body, copy_decl_no_change): Export.
17085 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
17086 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
17087 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
17089 * c-tree.h (insert_block): Kill.
17090 * c-decl.c (insert_block): Kill.
17092 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17094 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17095 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17096 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
17098 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
17099 argument, call {push,pop}_function_context from here.
17100 * c-parser.c: Use c_{push,pop}_function_context.
17102 * function.c (push_function_context_to): Move meat ...
17103 (push_function_context): ... here. Simplify.
17104 * function.c (pop_function_context_from): Move meat ...
17105 (pop_function_context): ... here. Simplify.
17106 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
17108 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17109 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17110 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
17111 * tree.h (push_function_context_to, pop_function_context_from): Remove.
17113 2008-04-03 Ben Elliston <bje@au.ibm.com>
17115 * expmed.c (extract_force_align_mem_bit_field): Remove.
17117 2008-04-03 Richard Guenther <rguenther@suse.de>
17119 PR middle-end/35800
17120 * expr.h (try_casesi): Adjust prototype.
17121 * expr.c (try_casesi): Take fallback label as extra parameter.
17122 Use that for gen_casesi if default_label is NULL.
17123 * stmt.c (expand_case): Pass fallback label to try_casesi,
17124 make sure to fill gaps with a fallback label if default_label
17127 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
17130 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
17132 2008-04-03 Ben Elliston <bje@au.ibm.com>
17134 * expmed.c (extract_split_bit_field): Remove if (0) code.
17135 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
17136 (do_ds_constraint): Likewise.
17138 2008-04-02 Joseph Myers <joseph@codesourcery.com>
17140 * doc/cppopts.texi (-dU): Document.
17141 * c-common.h (flag_dump_macros): Update comment.
17142 * c-opts.c (handle_OPT_d): Handle -dU.
17143 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
17144 dump_queued_macros, cb_used_define, cb_used_undef): New.
17145 (init_pp_output): Handle -dU.
17146 (cb_line_change): Call dump_queued_macros.
17147 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
17149 2008-04-02 Anatoly Sokolov <aesok@post.ru>
17151 * config/avr/predicates.md (io_address_operand): New predicate.
17152 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
17153 * config/avr/avr.c (avr_io_address_p): Remove function.
17154 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
17155 'avr_io_address_p' function.
17156 (out_movhi_r_mr): (Ditto.).
17157 (out_movqi_mr_r): (Ditto.).
17158 (out_movhi_mr_r): (Ditto.).
17159 (avr_address_cost): (Ditto.).
17161 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
17163 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
17164 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
17165 in 32bit mode when XMM registers are available to avoid store
17167 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
17168 corresponding post-reload splitters.
17170 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17172 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
17173 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
17174 __builtin_ia32_roundss.
17175 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
17176 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
17177 __builtin_ia32_roundss.
17178 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
17179 IX86_BUILTIN_SHUFPD here.
17181 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17183 * config/i386/i386.md (plogic): New.
17184 (plogicprefix): Likewise.
17186 * config/i386/mmx.md (mmx_<code><mode>3): New.
17187 (mmx_and<mode>3): Removed.
17188 (mmx_ior<mode>3): Likewise.
17189 (mmx_xor<mode>3): Likewise.
17191 * config/i386/sse.md (<code><mode>3): New.
17192 (*<code><mode>3): Likewise.
17193 (*<code><mode>3): Likewise.
17194 (<code><mode>3): Likewise.
17195 (*sse_<code><mode>3): Likewise.
17196 (*sse2_<code><mode>3): Likewise.
17197 (<code>tf3): Likewise.
17198 (*<code>tf3): Likewise.
17199 (and<mode>3): Likewise.
17200 (*and<mode>3): Likewise.
17201 (ior<mode>3): Removed.
17202 (*ior<mode>3): Likewise.
17203 (xor<mode>3): Likewise.
17204 (*xor<mode>3): Likewise.
17205 (*and<mode>3): Likewise.
17206 (*ior<mode>3): Likewise.
17207 (*xor<mode>3): Likewise.
17208 (and<mode>3): Likewise.
17209 (*sse_and<mode>3): Likewise.
17210 (*sse2_and<mode>3): Likewise.
17211 (andtf3): Likewise.
17212 (*andtf3): Likewise.
17213 (ior<mode>3): Likewise.
17214 (*sse_ior<mode>3): Likewise.
17215 (*sse2_ior<mode>3): Likewise.
17216 (iortf3): Likewise.
17217 (*iortf3): Likewise.
17218 (xor<mode>3): Likewise.
17219 (*sse_xor<mode>3): Likewise.
17220 (*sse2_xor<mode>3): Likewise.
17221 (xortf3): Likewise.
17222 (*xortf3): Likewise.
17224 2008-04-02 Richard Guenther <rguenther@suse.de>
17226 PR tree-optimization/14495
17227 PR tree-optimization/34793
17228 * tree-vrp.c (struct switch_update): New structure.
17229 (to_remove_edges, to_update_switch_stmts): New VECs.
17230 (simplify_switch_using_ranges): New function. Remove not taken
17231 case labels and edges.
17232 (simplify_stmt_using_ranges): Call it.
17233 (identify_jump_threads): Mark edges we have queued for removal
17234 so we don't thread them.
17235 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
17237 * tree-cfg.c (group_case_labels): Deal with missing default label.
17238 (tree_verify_flow_info): Allow missing default label.
17239 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
17240 (emit_case_nodes): Likewise.
17241 (expand_case): Do not rely on the default label to be present.
17242 * expr.c (try_casesi): Deal with NULL default_label.
17243 (do_tablejump): Likewise.
17245 2008-04-02 Richard Guenther <rguenther@suse.de>
17247 PR tree-optimization/14495
17248 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
17249 SWITCH_EXPR here ...
17250 (vrp_visit_switch_stmt): ... but here (new function).
17251 (find_case_label_index): New helper function.
17252 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
17254 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17256 * fwprop.c: Fix ISO-C99ism.
17258 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17261 * Makefile.in (objdir): Set it here.
17262 * configure.ac: Not here. Find dynamic linker characteristics.
17263 * exec-tool.in: Use them.
17264 * aclocal.m4: Regenerate.
17265 * configure: Regenerate.
17267 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17269 * expr.c (expand_var): Delete it.
17270 * expr.h (expand_var): Delete prototype.
17271 * function.c (expand_function_start): Use expand_decl instead.
17272 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
17275 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
17277 PR rtl-optimization/35542
17278 * fwprop.c (forward_propagate_and_simplify): Replace
17279 loc_reg_mentioned_in_p with reg_mentioned_p.
17281 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17283 PR rtl-optimization/35281
17284 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
17285 (propagate_rtx_1): Handle PR_HANDLE_MEM.
17286 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
17287 (varying_mem_p): Move above propagate_rtx.
17288 (all_uses_available_at): Do not check MEMs.
17290 2008-04-02 Rafael Espíndola <espindola@google.com>
17292 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
17293 (register_edge_assert_for_2): Split the cond argument.
17294 (register_edge_assert_for_1): Adjust for the change in
17295 register_edge_assert_for_2.
17296 (register_edge_assert_for): Split the cond argument.
17297 (find_switch_asserts): Adjust for the change in
17298 register_edge_assert_for.
17300 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
17302 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
17303 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
17304 offsets for 64-bit mingw.
17305 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
17306 abi for x86_64-pc-mingw.
17308 2008-04-02 Richard Guenther <rguenther@suse.de>
17310 * tree-vrp.c (extract_range_from_assert): Make sure to not
17311 produce range min/max with TREE_OVERFOW set.
17312 If merging a anti-range and a range keep the anti-range if
17313 the range covers all values of the type.
17314 (register_edge_assert_for_2): Only allow sign-changing
17315 conversions in detecting canonical range checks. Also
17316 register an assert for the unsigned name if useful.
17318 PR tree-optimization/35787
17319 * tree-vrp.c (vrp_val_max): New function.
17320 (vrp_val_min): Likewise.
17321 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
17322 (vrp_val_is_min): Likewise.
17323 (supports_overflow_infinity): Use vrp_val_{min,max}.
17324 (negative_overflow_infinity): Likewise.
17325 (positive_overflow_infinity): Likewise.
17326 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
17327 (is_positive_overflow_infinity): Likewise.
17328 (is_overflow_infinity): Likewise.
17329 (avoid_overflow_infinity): Use vrp_val_{min,max} and
17330 vrp_val_is_{min,max}.
17331 (set_and_canonicalize_value_range): Canonicalize anti-ranges
17332 to ranges if possible. Avoid empty ranges.
17334 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17336 PR middle-end/35705
17337 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
17338 the expression is a function address.
17340 2008-04-01 George Helffrich <george@gcc.gnu.org>
17342 PR fortran/35154, fortran/23057
17343 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
17344 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
17345 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
17346 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
17348 (dbxout_syms): Check for COMMON-based symbol and wrap in
17349 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
17350 in bracket for efficiency.
17352 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
17353 using DW_TAG_common_block + member offset.
17354 (add_pubname_string): New function.
17355 (dw_expand_expr): New function to find block name and offset for
17357 (common_check): New function to check whether symbol in Fortran COMMON.
17358 (gen_variable_die): If COMMON, use DW_TAG_common_block.
17360 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
17363 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
17365 2008-04-02 Ben Elliston <bje@au.ibm.com>
17367 * config/v850/v850.md (casesi): Remove if (0) code.
17368 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17369 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
17371 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
17373 * config/i386/i386.md (rex64suffix): New mode attribute.
17374 (floathi<mode>2): Disable expander for SSE math.
17375 (*floathi<mode>2_1): New insn insn_and_split pattern.
17376 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
17377 corresponding post-reload splitters.
17378 (*floathi<mode>2_i387): New macroized insn pattern.
17379 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
17380 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
17381 insn_and_split pattern.
17382 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
17383 New macroized instruction patterns and corresponding post-reload
17385 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
17386 and corresponding post-reload splitters.
17387 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
17388 New macroized instruction patterns.
17389 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
17390 macroized instruction patterns and corresponding post-reload splitters.
17391 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
17392 corresponding post-reload splitters.
17393 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
17394 New macroized instruction patterns.
17395 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
17396 corresponding post-reload splitters.
17397 (*floatsi<mode>2_i387): New macroized instruction patterns.
17399 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
17401 * config/i386/i386.md (smaxmin): New.
17402 (umaxmin): Likewise.
17403 (maxminiprefix): Likewise.
17404 (maxminfprefix): Likewise.
17405 (<code><mode>3): Likewise.
17406 (smin<mode>3): Removed.
17407 (smax<mode>3): Likewise.
17409 * config/i386/mmx.md (mmx_<code>v2sf3): New.
17410 (mmx_<code>v4hi3): Likewise.
17411 (mmx_<code>v8qi3): Likewise.
17412 (mmx_smaxv2sf3): Removed.
17413 (mmx_sminv2sf3): Likewise.
17414 (mmx_umaxv8qi3): Likewise.
17415 (mmx_smaxv4hi3): Likewise.
17416 (mmx_uminv8qi3): Likewise.
17417 (mmx_sminv4hi3): Likewise.
17419 * config/i386/sse.md (<addsub><mode>3): New.
17420 (*<addsub><mode>3): Likewise.
17421 (<sse>_vm<addsub><mode>3): Likewise.
17422 (<maxmin><mode>3): Likewise.
17423 (*<maxmin><mode>3_finite): Likewise.
17424 (*<maxmin><mode>3): Likewise.
17425 (<sse>_vm<maxmin><mode>3): Likewise.
17426 (sse3_h<addsub>v4sf3): Likewise.
17427 (sse3_h<addsub>v2df3): Likewise.
17428 (<maxmin>v16qi3): Likewise.
17429 (*<maxmin>v16qi3): Likewise.
17430 (<maxmin>v8hi3): Likewise.
17431 (*<maxmin>v8hi3): Likewise.
17432 (*sse4_1_<maxmin><mode>3): Likewise.
17433 (*sse4_1_<maxmin><mode>3): Likewise.
17434 (add<mode>3): Removed.
17435 (*add<mode>3): Likewise.
17436 (<sse>_vmadd<mode>3): Likewise.
17437 (sub<mode>3): Likewise.
17438 (*sub<mode>3): Likewise.
17439 (<sse>_vmsub<mode>3): Likewise.
17440 (smin<mode>3): Likewise.
17441 (*smin<mode>3_finite): Likewise.
17442 (*smin<mode>3): Likewise.
17443 (<sse>_vmsmin<mode>3): Likewise.
17444 (smax<mode>3): Likewise.
17445 (*smax<mode>3_finite): Likewise.
17446 (*smax<mode>3): Likewise.
17447 (<sse>_vmsmax<mode>3): Likewise.
17448 (sse3_haddv4sf3): Likewise.
17449 (sse3_haddv2df3): Likewise.
17450 (sse3_hsubv4sf3): Likewise.
17451 (sse3_hsubv2df3): Likewise.
17452 (umaxv16qi3): Likewise.
17453 (*umaxv16qi3): Likewise.
17454 (smaxv8hi3): Likewise.
17455 (*smaxv8hi3): Likewise.
17456 (*sse4_1_smax<mode>3): Likewise.
17457 (*sse4_1_umax<mode>3): Likewise.
17458 (uminv16qi3): Likewise.
17459 (*uminv16qi3): Likewise.
17460 (sminv8hi3): Likewise.
17461 (*sminv8hi3): Likewise.
17462 (*sse4_1_smin<mode>3): Likewise.
17463 (*sse4_1_umin<mode>3): Likewise.
17465 2008-04-01 Rafael Espíndola <espindola@google.com>
17467 * tree-cfg.c (verify_expr): remove in_phi.
17468 (verify_stmt): Don't call walk_tree with verify_expr. Use
17469 is_gimple_min_invariant instead of is_gimple_val.
17471 2008-04-01 Joseph Myers <joseph@codesourcery.com>
17473 * doc/include/gpl_v3.texi: Update for manpage generation.
17474 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
17476 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
17477 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
17478 gpl_v3.texi instead of gpl.texi.
17481 2008-04-01 Jakub Jelinek <jakub@redhat.com>
17484 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
17486 2008-04-01 Rafael Espíndola <espindola@google.com>
17488 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
17489 (extract_code_and_val_from_cond): Use
17490 extract_code_and_val_from_cond_with_ops.
17492 2008-04-01 Jan Hubicka <jh@suse.cz>
17494 * function.c (free_after_compilation): Free epilogue_delay_list.
17495 (prepare_function_start): Assert that previous compilation was freed.
17497 2008-04-01 Jan Hubicka <jh@suse.cz>
17498 Jim Wilson <wilson@tuliptree.org>
17499 Andreas Tobler <andreast@gcc.gnu.org>
17501 PR middle-end/35781
17502 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17503 rtl.emit instead cfun->emit.
17504 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17505 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17507 2008-04-01 Ben Elliston <bje@au.ibm.com>
17509 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17511 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17513 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17515 (fprofile-use): Add var flag_profile_use
17516 * coverage.c (coverage_begin_output): Do not open a gcno file for
17517 output only if -ftest-coverage is set.
17518 Do not add getpwd() to gcda file path.
17519 (build_gcov_info): Check the new flag
17520 flag_profile_datafile_relative_path.
17521 (coverage_init): Use profile_data_prefix.
17522 Read profile counter only if flag_profile_use is set.
17523 * opts.c (common_handle_option): New option fprofile-use=,
17524 fprofile-dir=, fprofile-generate=.
17525 * toplev.c (profile_data_prefix): New variable definition.
17526 * toplev.h (profile_data_prefix): New declaration.
17527 * doc/invoke.tex (Option Summary, Optimization Options):
17530 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17532 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17533 use tmp consistently.
17536 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17537 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17538 UNSPEC_FR_RECIP_APPROX_RES.
17539 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17541 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17544 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17546 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17548 PR middle-end/30186
17549 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17550 element of the vector via a pointer.
17552 2008-03-31 Ian Lance Taylor <iant@google.com>
17554 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17556 2008-03-31 Jan Hubicka <jh@suse.cz>
17558 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17559 get_arg_pointer_save_area.
17560 * expr.c (init_expr): Just clear out rtl.expr.
17561 * function.c (free_after_compilation): Clear out whole RTL structure.
17562 (get_func_frame_size): Merge into ...
17563 (get_frame_size): ... this one.
17564 (assign_stack_local_1): Merge into ...
17565 (assign_stack_local): ... this one.
17566 (expand_function_end): Update call of get_arg_pointer_save_area.
17567 (get_art_pointer_save_area): Remove cfun argument.
17568 * function.h (emit_status): regno_pointer_align does not need length
17569 attribute. Move x_regno_reg_rtx to ...
17570 (regno_reg_rtx): ... new global array.
17571 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17572 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17573 apply_args_value, forced_labels, stack_pointer_delta):
17575 (struct varasm_status): Move here from varasm.c
17576 (struct rtl_data): New. Move here some fields from struct function.
17577 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17578 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17579 used_temp_slots avail_temp_slots, temp_slot_level,
17580 nonlocal_goto_handler_labels): Update accesstors.
17581 (rtl): New global variable.
17582 (struct function): Move some fileds to rtl_data.
17583 (get_arg_pointer_save_area): Update prototype.
17584 * emit-rtl.c (rtl): Declare.
17585 (regno_reg_rtx): Declare.
17586 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17588 (gen_reg_rtx): Update.
17589 (init_virtual_regs): Do not tate emit_status argument.
17590 (init_emit): Do not allocate emit.
17591 * varasm.c (varasm_statuc): Move to function.h.
17592 (n_deferred_constatns): Update accestor.
17593 (init_varasm_status): Do not allocate varasm_status.
17594 (force_const_mem, get_pool_size, output_constant_pool): Update.
17595 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17596 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17598 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17600 PR rtl-optimization/35729
17601 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17604 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17607 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17608 load/store if memory is unaligned.
17609 (*movti_rex64): Likewise.
17611 * config/i386/predicates.md (misaligned_operand): New.
17613 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17616 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17619 2008-03-31 Jan Beulich <jbeulich@novell.com>
17621 * config/ia64/constraints.md: Add 'j' constraint.
17622 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17623 (movdi_internal): Likewise.
17625 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17628 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17630 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17633 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17634 proper error message for the third argument on blendpd and
17637 * config/i386/sse.md (blendbits): New.
17638 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17640 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17642 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17644 2008-03-30 Richard Guenther <rguenther@suse.de>
17646 PR middle-end/31023
17647 * fold-const.c (fold_sign_changed_comparison): Do leave
17648 conversions to base-types alone.
17650 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17652 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17653 the link register if one altivec register is be saved.
17655 2008-03-30 Ben Elliston <bje@au.ibm.com>
17657 * final.c (final_scan_insn): Remove if (0) code.
17659 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17661 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17663 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17665 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17666 of V4SFmode to ix86_binary_operator_ok.
17668 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17670 * config/i386/i386.c (override_options): Initialize
17671 ix86_veclib_handler to ix86_veclibabi_svml when
17672 -mveclibabi=svml is used.
17673 (ix86_veclibabi_svml): New function for SVML ABI style
17674 vectorization support.
17675 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17677 2008-03-28 Rafael Espíndola <espindola@google.com>
17679 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17680 (tree_binary_nonnegative_warnv_p): Make it public.
17681 (tree_single_nonnegative_warnv_p): Make it public.
17682 (tree_invalid_nonnegative_warnv_p): Make it public.
17683 (tree_unary_nonzero_warnv_p): Make it public.
17684 (tree_binary_nonzero_warnv_p): Make it public
17685 (tree_single_nonzero_warnv_p): Make it public.
17686 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17687 (extract_range_from_binary_expr): Split the expr argument.
17688 (extract_range_from_unary_expr): Split the expr argument.
17689 (extract_range_from_comparison): Split the expr argument.
17690 (extract_range_from_expr): Use the new aux functions.
17691 (vrp_evaluate_conditional_warnv): Use
17692 vrp_evaluate_conditional_warnv_with_ops.
17693 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17694 (tree_binary_nonzero_warnv_p): Declare.
17695 (tree_single_nonzero_warnv_p): Declare.
17696 (tree_expr_nonzero_warnv_p): Declare.
17697 (tree_unary_nonnegative_warnv_p): Declare.
17698 (tree_binary_nonnegative_warnv_p): Declare.
17699 (tree_single_nonnegative_warnv_p): Declare.
17700 (tree_invalid_nonnegative_warnv_p): Declare.
17702 2008-03-28 Richard Guenther <rguenther@suse.de>
17704 PR tree-optimization/30317
17705 PR tree-optimization/30911
17706 PR tree-optimization/34793
17707 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17708 (struct assert_locus_d): New member EXPR.
17709 (register_new_assert_for): Add EXPR parameter to support
17710 ASSERT_EXPR <name, expr OP limit>.
17711 (register_edge_assert_for_1): Adjust callers.
17712 (find_assert_locations): Likewise.
17713 (process_assert_insertions_for): Build condition from expression.
17714 (extract_range_from_assert): Handle ASSERT_EXPRs
17715 of the form ASSERT_EXPR <name, expr OP limit>.
17716 (register_edge_assert_for_2): New helper registering
17717 asserts for comparisons. Recognize range tests of the form
17718 (unsigned)i - CST1 OP CST2.
17719 (register_edge_assert_for_1): Use it.
17720 (register_edge_assert_for): Likewise.
17721 (needs_overflow_infinity): Integer sub-types
17722 do not need overflow infinities.
17723 (vrp_val_is_max): The extreme values of integer sub-types
17724 are those of the base type.
17725 (vrp_val_is_min): Likewise.
17726 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17729 2008-03-28 Nick Clifton <nickc@redhat.com>
17732 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17733 Return GENERAL_REGS for stack adjustment reloads.
17735 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17738 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17739 const_vector when all the vectors are constant.
17741 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17743 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17745 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17746 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17748 (s<code>_sf): Use new scc_sf attribute for opcode names.
17750 2008-03-27 Tom Tromey <tromey@redhat.com>
17752 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17753 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17754 config/spu/t-spu-elf, config/i386/t-interix,
17755 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17756 config/i386/x-darwin, config/i386/x-mingw32,
17757 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17758 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17759 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17760 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17761 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17762 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17763 config/score/t-score-elf, config/arm/t-strongarm-pe,
17764 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17765 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17766 Revert automatic dependency patch.
17768 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17771 * config/i386/i386.c (ix86_function_arg_boundary): Align
17772 decimal floating point to its natural boundary.
17774 2008-03-27 Richard Guenther <rguenther@suse.de>
17776 PR middle-end/35716
17777 * fold-const.c (fold_comparison): Restrict distinct decl
17778 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17779 solely rely on operand_equal_p.
17781 2008-03-27 Richard Guenther <rguenther@suse.de>
17784 * c-common.c (handle_weak_attribute): Reject combination of
17787 2008-03-27 Richard Guenther <rguenther@suse.de>
17789 PR tree-optimization/32810
17790 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17791 conversions from DECL_INITIAL.
17792 (fold_const_aggregate_ref): Likewise from constructor elements.
17794 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17796 * tree-affine.h (aff_combination_expand): Declare.
17797 (get_inner_reference_aff): Likewise.
17798 * tree-affine.c (aff_combination_expand): Split out from
17799 tree_to_aff_combination_expand.
17800 (get_inner_reference_aff): New function.
17801 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17802 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17803 (struct lim_aux_data): sm_done field removed.
17804 (mem_ref_loc_p, mem_ref_locs_p): New types.
17805 (struct mem_ref): Added id, stored, accesses_in_loop,
17806 indep_loop, dep_loop, indep_ref, dep_ref fields.
17807 Removed is_stored, locs and next fields.
17808 (memory_accesses): New variable.
17809 (movement_possibility): Do not allow moving statements
17810 that store to memory.
17811 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17813 (determine_max_movement): For statements with memory references,
17814 find the outermost loop in that the reference is independent.
17815 (move_computations_stmt): Mark the virtual operands for renaming.
17816 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17817 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17818 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17819 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17820 create_vop_ref_mapping, analyze_memory_references,
17821 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17822 get_all_locs_in_loop, ref_always_accessed_p,
17823 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17824 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17825 store_motion_loop, store_motion): New functions.
17826 (struct vop_to_refs_elt): New type.
17827 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17828 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17829 (schedule_sm): Replaced by...
17830 (execute_sm): ... this.
17831 (determine_lsm_ref, hoist_memory_references,
17832 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17833 find_more_ref_vops, free_mem_ref, free_mem_refs,
17834 determine_lsm_loop, determine_lsm): Removed.
17835 (tree_ssa_lim_finalize): Free data structures used by store motion.
17836 (tree_ssa_lim): Call analyze_memory_references. Use
17837 store_motion instead of determine_lsm.
17839 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17841 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17842 rename tmake_file to m68hc11/t-m68hc11.
17843 (mcore): Set inhibit_libc to true.
17844 * config.host (alpha*-dec-*vms*): Set extra_programs.
17845 (interix3*): Don't use host_xmake_file.
17846 * configure.ac: Let config.gcc override inhibit_libc.
17847 * configure: Regenerate.
17849 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17850 * config/t-openbsd-thread: Remove commented out lines.
17852 * config/x-interix: Remove.
17854 * config/m68hc11/t-m68hc11-gas: Rename to...
17855 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17857 * config/mcore/t-mcore: Remove T_CFLAGS.
17858 * config/mcore/t-mcore-pe: Likewise.
17860 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17862 * configure.ac: Replace custom __GNU_SOURCE test with
17863 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17864 * aclocal.m4: Regenerate.
17865 * configure: Regenerate.
17866 * config.in: Regenerate.
17868 2008-03-27 Richard Guenther <rguenther@suse.de>
17870 * fold-const.c (target.h): Include.
17871 (fold_comparison): Fold comparison of addresses of decls
17872 that bind locally or of constants. Consolidate address folding code.
17873 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17874 results from fold_binary_to_constant.
17875 (compare_values_warnv): Likewise.
17877 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17879 PR middle-end/35429
17880 * fold-const.c (fold_truthop): Check for integeral types when folding
17881 a == 0 && b == 0 and a != 0 || b != 0 .
17883 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17885 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17887 2008-03-26 Andreas Schwab <schwab@suse.de>
17889 * doc/invoke.texi: Fix use of @item vs. @itemx.
17891 2008-03-26 Tom Tromey <tromey@redhat.com>
17893 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17894 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17895 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17896 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17897 build/genconstants.o, build/genemit.o, build/genextract.o,
17898 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17899 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17902 2008-03-26 Richard Guenther <rguenther@suse.de>
17905 2008-03-26 Richard Guenther <rguenther@suse.de>
17907 * fold-const.c (target.h): Include.
17908 (fold_comparison): Fold comparison of addresses of two decls
17909 that bind locally. Consolidate address folding code.
17911 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17913 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17914 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17915 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17916 dconstsqrt2, dconstthird, dconste and/or dconst10.
17917 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17918 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17919 dconstsqrt2, dconste): Delete.
17920 (init_emit_once): Likewise. Simplify initializing dconstm1.
17922 * real.c (get_real_const): New.
17923 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17924 dconstsqrt2, dconste): Delete.
17925 (real_value_const, get_real_const): New.
17927 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17929 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17931 * config/i386/i386.c (ix86_function_arg_boundary): Check
17932 BIGGEST_ALIGNMENT instead of 128.
17933 (setup_incoming_varargs_64): Likewise.
17935 2008-03-26 Tom Tromey <tromey@redhat.com>
17937 * Makefile.in (DEPFILES): Add missing '/'.
17939 2008-03-26 Richard Guenther <rguenther@suse.de>
17941 * fold-const.c (target.h): Include.
17942 (fold_comparison): Fold comparison of addresses of two decls
17943 that bind locally. Consolidate address folding code.
17945 2008-03-26 Nick Clifton <nickc@redhat.com>
17948 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17949 not allow INT+INT as a legitimate addressing mode.
17951 2008-03-26 Richard Guenther <rguenther@suse.de>
17953 * tree-flow.h (widen_bitfield): Remove declaration.
17954 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17955 (widen_bitfield): Remove function.
17956 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17959 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17962 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17965 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17967 PR rtl-optimization/35232
17968 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17969 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17970 reg_reloaded_call_part_clobbered here.
17971 (reload_regs_reach_end_p): New function.
17972 (reload_reg_rtx_for_input): New variable.
17973 (reload_reg_rtx_for_output): Likewise.
17974 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17975 when reassigning a pseudo register. Load reloadreg from
17976 reload_reg_rtx_for_input, moving the mode and register
17978 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17979 instead of the original when deciding whether an input reload
17980 would be a no-op or whether an output reload can be deleted.
17981 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17982 when setting up new_spill_reg_store. Load it from
17983 reload_reg_rtx_for_output, moving the mode and register
17985 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17986 instead of the original when deciding whether an output reload
17987 would be a no-op. Do the same when modifying insn notes.
17988 Use rtx_equal_p instead of == to compare the registers.
17989 (inherit_piecemeal_p): Take a mode and two register numbers
17991 (emit_reload_insns): Clear new_spill_reg_store for every hard
17992 register in the reload register. Remove spill registers
17993 from reg_reloaded_valid before considering whether to record
17994 inheritance information for them. Use reload_reg_rtx_for_output
17995 instead of reg_rtx when recording output reloads. Use
17996 reload_reg_rtx_for_input instead of reg_rtx when recording
17997 input reloads. Set or clear reg_reloaded_call_part_clobbered
17998 at the same time as setting reg_reloaded_valid.
17999 (delete_output_reload): Add a new_reload_reg parameter and use it
18000 instead of rld[j].reg_rtx.
18001 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
18004 2008-03-25 Tom Tromey <tromey@redhat.com>
18006 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
18007 (build/genattr.o): Likewise.
18008 (build/genattrtab.o): Likewise.
18009 (build/gencodes.o): Likewise.
18010 (build/genconfig.o): Likewise.
18011 (build/genconstants.o): Likewise.
18012 (build/genemit.o): Likewise.
18013 (build/genextract.o): Likewise.
18014 (build/genflags.o): Likewise.
18016 2008-03-25 Bob Wilson <bob.wilson@acm.org>
18018 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
18019 instead of size_int for integer types.
18020 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
18021 to match type of MINUS_EXPR.
18023 2008-03-25 Tom Tromey <tromey@redhat.com>
18025 * configure: Rebuilt.
18026 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
18029 2008-03-25 Tom Tromey <tromey@redhat.com>
18031 * config/x-solaris (host-solaris.o): Update.
18032 * config/x-linux (host-linux.o): Update.
18033 * config/x-hpux (host-hpux.o): Update.
18034 * config/x-darwin (host-darwin.o): Update.
18035 * config/v850/t-v850e (v850-c.o): Update.
18036 * config/v850/t-v850 (v850-c.o): Update.
18037 * config/t-vxworks (vxworks.o): Update.
18038 * config/t-sol2 (sol2-c.o, sol2.o): Update.
18039 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
18040 * config/spu/t-spu-elf (spu-c.o): Update.
18042 * config/sh/t-symbian (sh-c.o): Update.
18043 (symbian.o): Update.
18044 * config/sh/t-sh (sh-c.o): Update.
18045 * config/score/t-score-elf (score7.o, score3.o): Update.
18046 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
18047 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
18048 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
18049 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
18050 (rs6000.o): Remove.
18051 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18052 * config/m32c/t-m32c (m32c-pragma.o): Update.
18053 * config/ia64/t-ia64 (ia64-c.o): Update.
18054 * config/i386/x-mingw32 (host-mingw32.o): Update.
18055 * config/i386/x-i386 (driver-i386.o): Update.
18056 * config/i386/x-darwin (host-i386-darwin.o): Update.
18057 * config/i386/x-cygwin (host-cygwin.o): Update.
18058 * config/i386/t-nwld (nwld.o): Update.
18059 * config/i386/t-netware (netware.o): Update.
18060 * config/i386/t-interix (winnt.o): Update.
18061 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
18062 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
18063 msformat-c.o): Update.
18064 * config/bfin/t-bfin-linux (generated_files): Add
18065 linux-sysroot-suffix.h.
18066 * config/arm/t-wince-pe (pe.o): Update.
18067 * config/arm/t-strongarm-pe (pe.o): Update.
18068 * config/arm/t-pe (pe.o): Update.
18069 * config/arm/t-arm (arm-c.o): Update.
18070 * doc/install.texi (Prerequisites): Require make 3.80.
18071 * Makefile.in: Remove .o targets.
18072 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
18073 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
18074 (simple_generated_h, simple_generated_c): Move earlier.
18075 (generated_files): New variable.
18076 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
18077 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
18078 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
18079 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
18080 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
18081 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
18082 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
18083 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
18084 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
18085 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
18086 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
18087 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
18089 (COMPILE.base, COMPILE): New variables.
18090 (%.o): New pattern rule.
18091 (ALL_HOST_OBJS): New variable.
18092 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
18093 (dummy-checksum.o, cc1-checksum.o): Remove.
18094 (DRIVER_SHLIB): New variable.
18095 (DRIVER_DEFINES): Use it.
18096 (gencondmd.c): Move out of build/.
18097 (s-conditions): Update.
18098 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
18099 (ALL_BUILD_OBJS): Likewise.
18100 (build/%.o): Use BUILDCOMPILE.
18101 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
18102 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
18103 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
18104 build/gencheck.o, build/gencodes.o, build/genconditions.o,
18105 build/genconfig.o, build/genconstants.o, build/genemit.o,
18106 build/genextract.o, build/genflags.o, build/genmddeps.o,
18107 build/genopinit.o, build/genoutput.o, build/genpeep.o,
18108 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
18109 build/gen-protos.o, build/scan.o, build/fix-header.o,
18110 build/scan-decls.o): Simplify.
18111 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
18112 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
18113 prefix.o, toplev.o): Reduce to variable setting.
18114 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
18115 ($(out_object_file), gcc-options.o): New targets.
18116 ($(ALL_HOST_OBJS)): New target. Include dependency files.
18117 * configure: Rebuilt.
18118 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
18119 * doc/sourcebuild.texi (Front End Directory): Document new variable.
18121 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
18123 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
18124 complain when we hit an error, return ERROR_MARK_NODE.
18126 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18128 * config/sh/constraints.md (Pso, Psz): New constraints.
18129 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
18130 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
18132 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18134 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
18135 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
18137 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18139 * config/sh/sh.md (prefetch): Add condition for SH2A target.
18140 (prefetch_sh2a): New.
18142 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18143 Naveen.H.S <naveen.hs@kpitcummins.com>
18145 * config/sh/constraints.md (I28): New constraint.
18146 * config/sh/sh.c (broken_move): Add support for movi20s.
18147 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
18149 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
18150 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18151 Naveen.H.S <naveen.hs@kpitcummins.com>
18153 * config/sh/sh.c (SH_ATTRIBUTES): Define.
18154 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18155 (print_operand): Handle resbank in %@ operand code.
18156 (sh_encode_section_info): New.
18157 (push_regs): Add conditions for resbank.
18158 (sh_expand_epilogue): Likewise.
18159 (sh_insert_attributes): Likewise.
18160 (sh_attribute_table): Likewise.
18161 (sh_handle_resbank_handler_attribute): New.
18162 (sh2a_handle_function_vector_handler_attribute): New.
18163 (sh2a_is_function_vector_call): New.
18164 (sh2a_get_function_vector_number): New.
18165 (sh2a_function_vector_p): New.
18166 (sh_cfun_resbank_handler_p): New.
18167 * config/sh/sh.md (calli): Emit jsr/n if possible.
18168 (calli_tbr_rel): New.
18169 (calli_pcrel): Emit jsr/n if possible.
18170 (return_i): Emit rts/n if possible.
18171 (call_valuei_tbr_rel): New.
18172 (call_valuei_pcrel): Add condition for SH2A target.
18173 (call_value): Likewise.
18174 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
18175 (sh2a_get_function_vector_number): Likewise.
18176 (sh2a_is_function_vector_call): Likewise.
18177 * doc/extend.texi: Document TBR relative addressing of SH2A.
18178 (resbank): Add description for SH2A.
18180 2008-03-24 Richard Guenther <rguenther@suse.de>
18183 * gimplify.c (gimplify_modify_expr): For frontend type-correct
18184 pointer assignments change conversions according to middle-end rules.
18185 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
18186 * configure.ac: Include type checking in yes.
18187 * configure: Regenerate.
18189 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18191 * diagnostic.c (diagnostic_count_diagnostic): Delete.
18192 (diagnostic_report_diagnostic): Update. Handle ICEs here.
18194 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
18196 * gthr-vxworks.h (UNUSED): Define.
18198 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
18200 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
18202 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
18204 * doc/extend.texi (Function Attributes): Add missing comma in the
18205 example of the "alloc_size" attribute.
18207 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
18210 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18212 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18215 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18218 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18219 of the underlying type of a MS bitfield layout to the natural
18220 alignment of the type.
18222 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18224 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18225 to their natural alignment to avoid store forwarding stalls.
18227 2008-03-22 Richard Guenther <rguenther@suse.de>
18229 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
18230 For PHI nodes verify the address is invariant.
18231 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
18232 (get_symbol_constant_value): Use is_gimple_min_invariant.
18233 (maybe_fold_stmt_indirect): Likewise.
18235 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
18237 PR rtl-optimization/33927
18238 * Makefile.in (dse.o): Depend on $(TM_P_H).
18239 * expr.h (extract_low_bits): Declare.
18240 * expmed.c (extract_low_bits): New function.
18241 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
18242 * dse.c: Include tm_p.h.
18243 (find_shift_sequence): Remove the read_reg argument and return the
18244 read value. Emit the instructions instead of returning them.
18245 Iterate on new_mode rather than calculating it each time.
18246 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
18247 source to NEW_MODE and extract_low_bits to convert the shifted
18248 value to READ_MODE.
18249 (replace_read): Allow the load and store to have different mode
18250 classes. Use extract_low_bits when SHIFT == 0. Create the shift
18251 or extraction instructions before trying the replacement. Update
18252 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
18254 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18256 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18257 to their natural alignment to avoid store forwarding stalls.
18259 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18262 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
18263 encouraging but not allowing gprs for input;
18264 change the input constraint to !f#r.
18265 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
18267 change the output constraint to !f#r.
18269 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
18272 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
18273 corresponding post-reload splitters.
18274 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
18275 when x87 FP math is selected.
18276 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
18277 New function prototype.
18278 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
18279 unreachable function to ease macroization of insn patterns.
18281 2008-03-21 Martin Jambor <mjambor@suse.cz>
18283 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
18284 reference dumps if ddr is NULL or dependence is unknown.
18286 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18288 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
18289 unsigned extension into account.
18290 (ATOMIC_COMPARE_AND_SWAP): Likewise.
18291 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
18292 Do computations on a scratch register.
18294 2008-03-21 Richard Guenther <rguenther@suse.de>
18296 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18297 Use is_gimple_min_invariant instead of TREE_INVARIANT.
18298 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
18299 * tree-ssa-dom.c (record_equality): Likewise.
18300 * tree-inline.c (copy_body_r): Likewise.
18301 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
18304 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18306 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
18307 as 'delete_unused' argument.
18309 2008-03-20 Richard Guenther <rguenther@suse.de>
18311 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18312 special casing of constant qualifiers.
18313 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
18314 care about them in general.
18315 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
18316 regardless of their type.
18317 (fold_stmt_r): Forcefully fold *& if we end up with that.
18319 2008-03-20 Paul Brook <paul@codesourcery.com>
18321 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
18322 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
18324 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
18326 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
18327 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
18329 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
18331 * common.opt (Wmudflap): New option.
18332 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
18333 (mx_register_decls): Likewise.
18334 (mudflap_finish_file): Likewise.
18335 * doc/invoke.texi: Document -Wno-mudflap.
18337 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
18339 * c-format.c (replace_format_name_to_system_name): New.
18340 (cmp_attribs): New.
18341 (convert_format_name_to_system_name): New.
18342 (decode_format_attr): Add use of convert_format_name_to_system_name.
18343 (format_types_orig): Add gnu_ prefix to names.
18344 (check_format_info_main): Special treating of \0 escaped names for
18345 supporting multi-character format specifiers as I32, I64.
18346 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
18347 (gnu_target_overrides_format_attributes): New.
18348 * c-format.h: Add structure target_ovr_attr to hold
18349 system specific formatter names.
18350 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
18351 msformat-c.o file to c_target_objs and cxx_target_objs.
18352 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18353 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
18354 (TARGET_N_FORMAT_TYPES): New.
18355 * config/i386/msformat-c.c: New.
18356 * config/i386/t-cygming: Add build rule for msformat-c.o.
18357 * doc/extend.texi: Add new format names gnu_* and ms_* and
18359 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18361 2008-03-20 Ira Rosen <irar@il.ibm.com>
18363 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
18364 optimizations turned on under -O3.
18365 (ftree-vectorize): Add that the flag is turned on with -O3.
18367 2008-03-20 Ben Elliston <bje@au.ibm.com>
18369 * regmove.c (try_auto_increment): Fix spelling error in comment.
18370 * final.c (final_scan_insn): Likewise.
18372 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
18375 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
18376 allocator preferences for "y" and "r" class registers.
18377 ("*mov<mode>_internal"): Ditto.
18378 ("*movv2sf_internal_rex64"): Ditto.
18379 ("*movv2sf_internal"): Ditto.
18381 2008-03-19 Michael Matz <matz@suse.de>
18383 PR middle-end/35616
18384 * calls.c (expand_call): Check overlap of arguments with call
18385 address for sibcalls.
18387 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18390 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18391 of the underlying type of a MS bitfield layout to the natural
18392 alignment of the type.
18394 2008-03-19 Jan Hubicka <jh@suse.cz>
18397 * toplev.c (decode_d_option): Handle all CPP flags.
18398 * tree-vrp.c: Update tree_pass descriptors.
18399 * regrename.c: Update tree_pass descriptors.
18400 * fwprop.c: Update tree_pass descriptors.
18401 * doc/invoke.texi: Remove documentation of dropped -d? flags.
18402 * tree-into-ssa.c: Update tree_pass descriptors.
18403 * tree-dump.c: Update tree_pass descriptors.
18404 * tree-complex.c: Update tree_pass descriptors.
18405 * tree-dump.h: Update tree_pass descriptors.
18406 * see.c: Update tree_pass descriptors.
18407 * cgraphbuild.c: Update tree_pass descriptors.
18408 * tracer.c: Update tree_pass descriptors.
18409 * tree-loop-distribution.c: Update tree_pass descriptors.
18410 * cgraph.c: Update tree_pass descriptors.
18411 * postreload-gcse.c: Update tree_pass descriptors.
18412 * postreload.c: Update tree_pass descriptors.
18413 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
18414 * tree-tailcall.c: Update tree_pass descriptors.
18415 * tree-pass.h (tree_opt_pass): Rename to ...
18416 (opt_pass) ... this one; add "type" field and remove letter field.
18417 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
18418 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
18419 all_lowering_passes): Update declaration.
18420 * ipa-cp.c: Update tree_pass descriptors.
18421 * final.c: Update tree_pass descriptors.
18422 * omp-low.c: Update tree_pass descriptors.
18423 * tree-ssa-dse.c: Update tree_pass descriptors.
18424 * ipa-reference.c: Update tree_pass descriptors.
18425 * tree-ssa-uncprop.c: Update tree_pass descriptors.
18426 * auto-inc-dec.c: Update tree_pass descriptors.
18427 * reorg.c: Update tree_pass descriptors.
18428 * cgraphunit.c: Update tree_pass descriptors.
18429 * tree-ssa-copyrename.c: Update tree_pass descriptors.
18430 * tree-ssa-ccp.c: Update tree_pass descriptors.
18431 * df-core.c: Update tree_pass descriptors.
18432 * mode-switching.c: Update tree_pass descriptors.
18433 * tree-nomudflap.c: Update tree_pass descriptors.
18434 * modulo-sched.c: Update tree_pass descriptors.
18435 * ipa-pure-const.c: Update tree_pass descriptors.
18436 * cse.c: Update tree_pass descriptors.
18437 * web.c: Update tree_pass descriptors.
18438 * tree-stdarg.c: Update tree_pass descriptors.
18439 * tree-ssa-math-opts.c: Update tree_pass descriptors.
18440 * tree-ssa-dom.c: Update tree_pass descriptors.
18441 * tree-nrv.c: Update tree_pass descriptors.
18442 * tree-ssa-alias.c: Update tree_pass descriptors.
18443 * loop-init.c: Update tree_pass descriptors.
18444 * gimple-low.c: Update tree_pass descriptors.
18445 * ipa-inline.c: Update tree_pass descriptors.
18446 * tree-ssa-sink.c: Update tree_pass descriptors.
18447 * global.c: Update tree_pass descriptors.
18448 * ifcvt.c: Update tree_pass descriptors.
18449 * jump.c: Update tree_pass descriptors.
18450 * predict.c: Update tree_pass descriptors.
18451 * tree-ssa-loop.c: Update tree_pass descriptors.
18452 * recog.c: Update tree_pass descriptors.
18453 * dse.c: Update tree_pass descriptors.
18454 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
18455 * tree-eh.c: Update tree_pass descriptors.
18456 * regmove.c: Update tree_pass descriptors.
18458 * function.c: Update tree_pass descriptors.
18459 * tree-vectorizer.c: Update tree_pass descriptors.
18460 * gcse.c: Update tree_pass descriptors.
18461 * ipa-type-escape.c: Update tree_pass descriptors.
18462 * tree-if-conv.c: Update tree_pass descriptors.
18463 * init-regs.c: Update tree_pass descriptors.
18464 * ipa.c: Update tree_pass descriptors.
18465 * tree-ssa-phiopt.c: Update tree_pass descriptors.
18466 * rtl-factoring.c: Update tree_pass descriptors.
18467 * lower-subreg.c: Update tree_pass descriptors.
18468 * bt-load.c: Update tree_pass descriptors.
18469 * tree-dfa.c: Update tree_pass descriptors.
18470 * except.c: Update tree_pass descriptors.
18471 * emit-rtl.c: Update tree_pass descriptors.
18472 * cfgexpand.c: Update tree_pass descriptors.
18473 * tree-cfgcleanup.c: Update tree_pass descriptors.
18474 * cfgcleanup.c: Update tree_pass descriptors.
18475 * tree-ssa-pre.c: Update tree_pass descriptors.
18476 * tree-sra.c: Update tree_pass descriptors.
18477 * tree-mudflap.c: Update tree_pass descriptors.
18478 * tree-ssa-copy.c: Update tree_pass descriptors.
18479 * cfglayout.c: Update tree_pass descriptors.
18480 * tree-ssa-forwprop.c: Update tree_pass descriptors.
18481 * tree-ssa-dce.c: Update tree_pass descriptors.
18482 * tree-ssa.c: Update tree_pass descriptors.
18483 * regclass.c: Update tree_pass descriptors.
18484 * integrate.c: Update tree_pass descriptors.
18485 * tree-optimize.c: Update tree_pass descriptors.
18486 * tree-ssa-phiprop.c: Update tree_pass descriptors.
18487 * tree-object-size.c: Update tree_pass descriptors.
18488 * combine.c: Update tree_pass descriptors.
18489 * tree-outof-ssa.c: Update tree_pass descriptors.
18490 * bb-reorder.c: Update tree_pass descriptors.
18491 * stack-ptr-mod.c: Update tree_pass descriptors.
18492 * var-tracking.c: Update tree_pass descriptors.
18493 * tree-profile.c: Update tree_pass descriptors.
18494 * tree-vect-generic.c: Update tree_pass descriptors.
18495 * reg-stack.c: Update tree_pass descriptors.
18496 * sched-rgn.c: Update tree_pass descriptors.
18497 * tree-ssa-structalias.c: Update tree_pass descriptors.
18498 * tree-cfg.c: Update tree_pass descriptors.
18499 * passes.c (current_pass): Update declaration.
18500 (finish_optimization_passes): Update.
18501 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18502 (register_one_dump_file, register_dump_files_1, next_pass_1):
18504 (init_optimization_passes): Update handling of new types.
18505 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18506 * ipa-struct-reorg.c: Update tree_pass descriptors.
18507 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18508 * combine-stack-adj.c: Update tree_pass descriptors.
18509 * cfgrtl.c: Update tree_pass descriptors.
18510 * dce.c: Update tree_pass descriptors.
18511 * tree-ssanames.c: Update tree_pass descriptors.
18513 2008-03-19 Richard Guenther <rguenther@suse.de>
18515 PR middle-end/35609
18516 * tree-ssa.c (walk_data): New structure.
18517 (warn_uninitialized_var): If not always_executed warn with "maybe"
18519 (execute_early_warn_uninitialized): Compute post-dominators.
18520 Initialize always_executed before processing each basic block.
18522 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18525 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18526 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18528 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18530 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18532 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18534 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18536 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18537 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18538 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18539 target after ignore has been set, and move there also the commputation
18540 of subtarget and original_target.
18541 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18542 (LANG_HOOKS_INITIALIZER): Remove it.
18543 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18545 2008-03-18 Richard Guenther <rguenther@suse.de>
18547 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18548 found an expression with constants, note that in the VN for the lhs.
18549 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18550 fold them to constants if possible. Run cleanup_cfg if done so.
18551 (execute_pre): Return todo.
18552 (do_pre): Likewise.
18553 (execute_fre): Likewise.
18554 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18556 (get_prop_source_stmt): Look through pointer conversions.
18558 2008-03-18 Jan Hubicka <jh@suse.cz>
18560 * tree-pretty-print.c: Include predict.h.
18561 (dump_generic_node): Dump predictor.
18562 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18563 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18564 * gimple-low.c (lower_stmt): Likewise.
18565 * expr.c (expand_expr_real): Likewise.
18566 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18568 (build_predict_expr, build_predict_expr): New.
18569 * predict.h (predictor_name, build_predict_expr): Update.
18570 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18571 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18572 * predict.def (PRED_CONTINUE): Update hitrate.
18573 * tree.def (PREDICT_EXPR): Define.
18574 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18575 do not handle BIND_EXPR.
18576 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18577 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18578 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18581 2008-03-18 Michael Matz <matz@suse.de>
18583 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18585 2008-03-18 Richard Guenther <rguenther@suse.de>
18587 * tree-gimple.h (is_gimple_invariant_address): Declare.
18588 (is_gimple_constant): Likewise.
18589 * tree-gimple.c (is_gimple_constant): New function.
18590 (is_gimple_invariant_address): Likewise.
18591 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18592 and is_gimple_invariant_address.
18593 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18595 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18596 an addressable base.
18598 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18600 PR middle-end/35611
18601 * gimplify.c (gimplify_expr): Gimplify second operand of
18604 2008-03-17 Richard Guenther <rguenther@suse.de>
18606 PR tree-optimization/19637
18607 * fold-const.c (fold_unary): Remove restrictions of removing
18608 intermediate pointer-conversions (P2)(P1)P0.
18609 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18610 conversion to void pointer.
18611 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18613 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18616 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18617 emulated thread local variables.
18619 2008-03-16 Richard Guenther <rguenther@suse.de>
18621 PR middle-end/35607
18622 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18623 expand TREE_INVARIANT operations that are not gimple invariant.
18625 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18627 * doc/extend.texi (Alignment): Say that the ABI controls
18628 the __alignof__ for non-strict-alignment targets rather
18629 than being a recommendation.
18631 2008-03-15 Paul Brook <paul@codesourcery.com>
18633 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18635 (arm_output_fn_unwind): Mark functions that can not be unwound.
18637 2008-03-15 Paul Brook <paul@codesourcery.com>
18639 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18640 extension instructions.
18642 2008-03-15 Richard Guenther <rguenther@suse.de>
18644 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18645 and fold constant aggregate refs.
18646 (fold_const_aggregate_ref): Handle string constants
18647 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18648 (evaluate_stmt): Simplify now that ccp_fold folds constant
18651 2008-03-15 Paul Brook <paul@codesourcery.com>
18653 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18654 (extzv): Use gen_extzv_t2.
18655 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18657 2008-03-15 Richard Guenther <rguenther@suse.de>
18659 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18660 (fold_const_aggregate_ref): Likewise.
18661 (get_value): Return NULL if we don't have any values.
18662 (ccp_finalize): Set const_val to NULL after freeing it.
18663 * tree-flow.h (get_symbol_constant_value): Declare.
18664 (fold_const_aggregate_ref): Likewise.
18665 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18667 2008-03-15 Richard Guenther <rguenther@suse.de>
18669 PR middle-end/35593
18670 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18671 to not produce negative array indices if not allowed. Add
18672 parameter to indicate that.
18673 (maybe_fold_offset_to_component_ref): Allow negative array
18674 indices only for the first member of a structure.
18675 (maybe_fold_offset_to_reference): Allow negative array indices.
18676 (maybe_fold_stmt_addition): Likewise.
18678 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18679 Anatoly Sokolov <aesok@post.ru>
18681 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18682 (avr_arch): Add ARCH_AVR6.
18683 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18684 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18685 instead of fixed value 2.
18686 (print_operand_address): Use gs() asm specifier instead of pm().
18687 (avr_assemble_integer): (Ditto.).
18688 (avr_output_addr_vec_elt): (Ditto.).
18689 (print_operand): Handle "!" code.
18690 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18691 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18692 (AVR_HAVE_EIJMP_EICALL): Define.
18693 (AVR_3_BYTE_PC): Redefine.
18694 (AVR_2_BYTE_PC): (Ditto.).
18695 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18696 (LINK_SPEC): Add atmega2560 and atmega2561.
18697 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18699 * config/avr/avr.md (call_insn): Use eicall instead of icall
18700 for 3 byte PC devices.
18701 (call_value_insn): (Ditto.).
18702 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18703 (indirect_jump): Use only for for 2 byte PC devices.
18704 (*tablejump): (Ditto.).
18705 (*indirect_jump_avr6): Add insn.
18706 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18707 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18708 instead of ijmp for 3 byte PC devices.
18709 (__tablejump2__): (Ditto.).
18710 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18711 (MULITLIB_DIRNAMES): (Ditto.).
18712 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18714 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18716 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18717 "sse2_umulsidi3". Use V1DI mode for operand 0.
18718 ("mmx_psadbw"): Use V1DI mode for operand 0.
18719 * config/i386/i386-modes.def (V1SI): New vector mode.
18720 * config/i386/i386.c (struct builtin_description)
18721 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18722 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18723 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18724 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18725 v1di_ftype_v8qi_v8qi type.
18726 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18728 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18729 __builtin_ia32_pmuludq]: Fix the mode of return value.
18731 2008-03-15 Richard Guenther <rguenther@suse.de>
18733 PR middle-end/35595
18734 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18737 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18739 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18740 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18741 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18742 unless TARGET_SERIALIZE_VOLATILE is enabled.
18743 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18744 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18745 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18747 2008-03-14 Richard Guenther <rguenther@suse.de>
18749 PR tree-optimization/34172
18750 * tree-flow.h (refs_may_alias_p): Declare.
18751 (get_single_def_stmt): Likewise.
18752 (get_single_def_stmt_from_phi): Likewise.
18753 (get_single_def_stmt_with_phi): Likewise.
18754 * tree-dfa.c (refs_may_alias_p): New function.
18755 (get_single_def_stmt): Likewise.
18756 (get_single_def_stmt_from_phi): Likewise.
18757 (get_single_def_stmt_with_phi): Likewise.
18758 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18759 (vn_reference_lookup_1): New helper function.
18760 (vn_reference_lookup): Walk the virtual use-def chain to
18761 continue searching for a match if the def does not alias the
18762 reference we are looking for.
18764 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18766 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18767 archive and Perzl. Update The Written Word listing.
18769 2008-03-14 Richard Guenther <rguenther@suse.de>
18771 PR tree-optimization/34043
18772 PR tree-optimization/33989
18773 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18775 (bitmap_find_leader): Use extra argument to verify dominance
18776 relationship inside a basic-block.
18777 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18778 (find_leader_in_sets): Adjust.
18779 (create_component_ref_by_pieces): Take extra argument for
18780 dominance check, handle lookup failures.
18781 (find_or_generate_expression): Likewise.
18782 (create_expression_by_pieces): Likewise.
18783 (insert_into_preds_of_block): Adjust.
18784 (create_value_expr_from): If asked for, verify all operands
18785 are in the blocks AVAIL_OUT set.
18786 (make_values_for_stmt): Check for SSA_NAMEs that are life
18787 over an abnormal edge.
18788 (compute_avail): Remove such check.
18789 (do_SCCVN_insertion): New function.
18790 (eliminate): If we do not find a leader suitable for replacement
18791 insert a replacement expression from SCCVN if available.
18792 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18793 (struct vn_ssa_aux): Add needs_insertion flag.
18794 * tree-ssa-sccvn.c (may_insert): New global flag.
18795 (copy_reference_ops_from_ref): Value-number union member access
18796 based on its size, not type and member if insertion is allowed.
18797 (visit_reference_op_load): For a weak match from union type
18798 punning lookup a view-converted value and insert a SSA_NAME
18799 for that value if that is not found.
18800 (visit_use): Make dumps shorter. Do not disallow value numbering
18801 SSA_NAMEs that are life over an abnormal edge to constants.
18802 (free_scc_vn): Release inserted SSA_NAMEs.
18803 (run_scc_vn): New flag to specify whether insertion is allowed.
18804 Process SSA_NAMEs in forward order.
18805 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18806 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18807 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18808 pointer type to/from integral types that do not change the
18809 precision to regular conversions.
18811 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18813 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18814 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18815 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18816 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18817 input arguments and the mode of return value. Built-in functions
18818 that operate on whole 64-bit MMX register now use V1DI mode.
18820 2008-03-13 Alon Dayan <alond@il.ibm.com>
18821 Olga Golovanevsky <olga@il.ibm.com>
18823 PR tree-optimization/35041
18824 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18825 to locate the right position in a statement.
18827 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18831 * config/i386/xmmintrin.h: Change all static inline functions to
18832 extern inline and add __gnu_inline__ attribute.
18833 * config/i386/bmintrin.h: Ditto.
18834 * config/i386/smmintrin.h: Ditto.
18835 * config/i386/tmmintrin.h: Ditto.
18836 * config/i386/mmintrin-common.h: Ditto.
18837 * config/i386/ammintrin.h: Ditto.
18838 * config/i386/emmintrin.h: Ditto.
18839 * config/i386/pmmintrin.h: Ditto.
18840 * config/i386/mmintrin.h: Ditto.
18841 * config/i386/mm3dnow.h: Ditto.
18843 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18845 PR middle-end/35185
18846 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18847 (lower_omp_2): New function.
18848 (lower_omp_1, lower_omp): Rewritten.
18850 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18853 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18854 with the phrase "Microsoft Windows compilers".
18855 (Push/Pop Macro Pragmas): New subsection. Document
18856 #pragma push_macro and pragma pop_macro.
18858 2008-03-12 Paul Brook <paul@codesourcery.com>
18860 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18862 2008-03-12 Paul Brook <paul@codesourcery.com>
18864 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18865 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18866 (thumb2_addsi_shortim): Rename ...
18867 (thumb2_addsi_short): ... to this. Allow register operands.
18868 (thumb2_subsi_short): New pattern.
18869 (thumb2_one_cmplsi2_short,
18870 thumb2_negsi2_short): New patterns and peepholes.
18872 2008-03-12 Paul Brook <paul@codesourcery.com>
18874 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18876 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18878 * config/i386/i386.md (int_cond): New code iterator.
18880 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18881 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18882 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18883 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18884 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18885 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18886 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18887 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18889 2008-03-12 Paul Brook <paul@codesourcery.com>
18891 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18892 instead of {arm,thumb}_compute_save_reg_mask.
18893 (output_return_instruction): Ditto.
18894 (thumb_unexpanded_epilogue): Ditto.
18895 (thumb1_expand_prologue): Ditto.
18896 (thumb1_output_function_prologue): Ditto.
18897 (arm_set_return_address): Ditto.
18898 (thumb_set_return_address): Ditto.
18899 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18900 regs to achieve stack alignment.
18901 (thumb1_compute_save_reg_mask): Fix compiler warning.
18902 (arm_output_epilogue): Use offsets->saved_regs_mask.
18903 Adjust stack pointer by poping call clobered registers.
18904 (arm_expand_prologue): Use offsets->saved_regs_mask.
18905 Adjust stack pointer by pushing extra registers.
18906 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18908 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18911 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18912 conversion to the operands of a multiplication.
18914 2008-03-12 Richard Guenther <rguenther@suse.de>
18916 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18917 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18918 * timevar.def (TV_TREE_PHIPROP): Add.
18919 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18920 pass description. Use TV_TREE_PHIPROP.
18921 * tree-ssa-forwprop.c: Remove phiprop code.
18923 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18925 PR middle-end/35549
18926 * omp-low.c (maybe_lookup_decl): Constify first argument.
18927 (use_pointer_for_field): Change last argument from bool to
18928 omp_context *. Disallow shared copy-in/out in nested
18929 parallel if decl is shared in outer parallel too.
18930 (build_outer_var_ref, scan_sharing_clauses,
18931 lower_rec_input_clauses, lower_copyprivate_clauses,
18932 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18934 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18935 Ira Rosen <irar@il.ibm.com>
18937 * tree-vectorizer.c (free_stmt_vec_info): New function.
18938 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18939 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18940 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18941 * tree-vect-transform.c (vectorizable_conversion): Free
18942 vec_oprnds0 if it was allocated.
18943 (vect_permute_store_chain): Remove unused VECs.
18944 (vectorizable_store): Free VECs that are allocated in the..
18946 (vect_transform_strided_load, vectorizable_load): Likewise.
18947 (vect_remove_stores): Simplify the code.
18948 (vect_transform_loop): Move code to vect_remove_stores().
18949 Call vect_remove_stores() and free_stmt_vec_info().
18951 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18953 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18954 TARGET_HPUX. Revise comment.
18955 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18956 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18957 Use sr4 variant of `be' instruction when not generating PIC code.
18958 (attr_length_call): Adjust for above change.
18960 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18962 * ipa-reference.c (static_execute): Remove module_statics_const and
18963 associated setting code.
18965 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18968 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18969 predicate for operand 1.
18970 (paritysi2_cmp): Use register_operand predicate for operand 2.
18971 Use earlyclobber modifier for operand 1. Remove support for
18973 (paritydi2_cmp): Use register_operand predicate for operand 3.
18974 Use earlyclobber modifier for operand 1. Remove support for
18977 2008-03-11 Paul Brook <paul@codesourcery.com>
18978 Vladimir Prus <vladimir@codesourcery.com>
18980 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18981 (arm_compute_save_reg0_reg12_mask): Always
18982 check if register 11 must be saved. Always safe hard frame pointer
18983 when frame_pointer_needeed.
18984 (arm_compute_save_reg_mask): Save IP and PC
18985 only with apcs frames.
18986 (arm_output_epilogue): Adjust Thumb2 codepath to
18987 be also invoked and work for ARM non-apcs frames.
18988 (arm_expand_prologue): Don't bother saving IP
18989 for non-apcs frame, since it's not clobbered by
18990 prologue code. Implement non-apcs frame
18993 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18995 PR rtl-optimization/35281
18996 * expr.c (convert_move): Use a new pseudo for the intermediate
18997 from_mode->word_mode result.
18999 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19001 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
19002 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
19003 * toplev.c (compile_file): Don't call it.
19005 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19007 PR middle-end/35526
19008 * expr.c (store_expr): Call emit_block_move if the mode
19009 of "temp" RTX is BLKmode.
19011 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19012 Richard Guenther <rguenther@suse.de>
19014 PR tree-optimization/31358
19015 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
19016 the step with a NULL_TREE.
19017 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
19018 to sizetype if type is a pointer type.
19019 (add_candidate_1): Don't convert the base and step to
19020 the generic type if the orginal type is a pointer type.
19021 (add_iv_value_candidates): Use sizetype for the step
19022 if type is a pointer type.
19023 (cand_value_at): Likewise.
19024 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
19026 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
19027 Don't convert the tem affine to the type.
19028 (add_elt_to_tree): Use sizetype for the step if a pointer.
19029 Use POINTER_PLUS_EXPR for pointers.
19030 (aff_combination_to_tree): Use sizetype for the step if a
19033 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
19035 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
19036 Remove commutativity hint.
19038 2008-03-10 Jakub Jelinek <jakub@redhat.com>
19042 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
19043 errorneous type. Check that v is a VAR_DECL.
19045 PR middle-end/35099
19046 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
19048 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
19050 PR tree-optimization/35494
19051 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
19052 may be overriden at link and run time.
19054 2008-03-10 Richard Guenther <rguenther@suse.de>
19056 PR tree-optimization/34677
19057 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
19058 (poolify_tree): Likewise.
19059 (modify_expr_template): Likewise.
19060 (poolify_modify_stmt): Likewise.
19061 (insert_fake_stores): Handle all component-ref style stores
19062 in addition to INDIRECT_REF. Also handle complex types.
19063 Do not poolify the inserted load.
19064 (realify_fake_stores): Do not rebuild the tree but only
19065 make it a SSA_NAME copy.
19066 (init_pre): Remove initialzation of modify_expr_template.
19067 Do not allocate modify_expr_node_pool.
19068 (fini_pre): Do not free modify_expr_node_pool.
19070 2008-03-10 Paul Brook <paul@codesourcery.com>
19072 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
19073 to avoid conflicts.
19075 2008-03-10 Paul Brook <paul@codesourcery.com>
19076 Mark Shinwell <shinwell@codesourcery.com>
19078 * config/arm/cortex-r4.md: New.
19079 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
19081 * config/arm/arm.md: Include cortex-r4.md.
19082 (insn): Add smmls, sdiv and udiv values.
19083 (generic_sched): Don't use generic scheduling for Cortex-R4.
19084 (arm_issue_rate): New function.
19085 (TARGET_SCHED_ISSUE_RATE): Define.
19087 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
19089 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
19091 2008-03-10 Richard Guenther <rguenther@suse.de>
19093 * tree-ssa-pre.c (get_sccvn_value): Simplify.
19094 (compute_avail): Do not add stmt uses to AVAIL_OUT.
19096 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
19098 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
19099 Set default to true.
19101 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19103 * c.opt (Wsynth): Deprecate.
19104 * doc/invoke.texi (Option Summary, Warning Options): Document
19105 -Wno-format-contains-nul.
19107 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
19110 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
19111 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
19113 2008-03-09 Ira Rosen <irar@il.ibm.com>
19115 * config/rs6000/rs6000.c (builtin_description): Rename vector
19116 left shift operations.
19117 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
19118 (altivec_vsl<VI_char>): Rename to ...
19119 (ashl<mode>3): ... new name.
19120 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
19122 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
19124 2008-03-08 Richard Guenther <rguenther@suse.de>
19126 * coverage.h (tree_coverage_counter_addr): Declare.
19127 * coverage.c (tree_coverage_counter_addr): New function.
19128 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
19129 before using again.
19130 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
19131 (tree_gen_one_value_profiler): Likewise.
19132 (tree_gen_ic_profiler): Likewise.
19133 (tree_gen_average_profiler): Likewise.
19134 (tree_gen_ior_profiler): Likewise.
19136 2008-03-08 Richard Guenther <rguenther@suse.de>
19138 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
19139 (vn_binary_op_insert): Likewise.
19140 (vn_unary_op_lookup): Likewise.
19141 (vn_unary_op_insert): Likewise.
19142 (vn_nary_op_lookup): Declare.
19143 (vn_nary_op_insert): Likewise.
19144 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
19145 and binary hashes, use a single obstack for unary_op_pool
19146 and binary_op_pool.
19147 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
19148 a single struct vn_nary_op_s. Store tree code length and
19149 a variable number of operands.
19150 (struct vn_reference_op_struct): Remove unused op2.
19151 (vn_reference_op_eq): Do not compare op2.
19152 (vn_reference_op_compute_hash): Do not compute hash of op2.
19153 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
19154 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
19155 with vn_nary_op_compute_hash.
19156 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
19157 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
19159 (vn_unary_op_insert, vn_binary_op_insert): Replace with
19161 (visit_unary_op): Call nary functions.
19162 (visit_binary_op): Likewise.
19163 (process_scc): Adjust for struct vn_tables_s changes.
19164 (allocate_vn_table): Likewise.
19165 (free_vn_table): Likewise.
19166 * tree-vn.c (vn_add): Call nary functions.
19167 (vn_lookup): Likewise.
19169 2008-03-08 Jakub Jelinek <jakub@redhat.com>
19172 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
19173 wdst back after sync_compare_and_swapqhi_internal.
19175 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
19178 * config/i386/i386-modes.def (V1DI): New vector mode.
19179 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
19180 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
19181 (MMXMODE248): Ditto.
19182 (MMXMODE): Add V1DI mode.
19183 (mmxvecsize): Change DI mode to V1DI mode.
19184 ("mov<mode>): Use MMXMODEI8 mode iterator.
19185 ("*mov<mode>_internal_rex64"): Ditto.
19186 ("*mov<mode>_internal"): Ditto.
19187 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
19188 ("mmx_sub<mode>3"): Ditto.
19189 ("mmx_adddi3"): Remove insn pattern.
19190 ("mmx_subdi3"): Ditto.
19191 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
19192 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
19193 ("mmx_ashl<mode>3"): Ditto.
19194 ("mmx_lshrdi3"): Remove insn pattern.
19195 ("mmx_ashldi3"): Ditto.
19196 * config/i386/i386.c (classify_argument): Handle V1DImode.
19197 (function_arg_advance_32): Ditto.
19198 (function_arg_32): Ditto.
19199 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
19200 mmx_addv1di3 insn pattern.
19201 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
19202 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
19203 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
19204 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
19205 Remove definitions of built-in functions.
19206 (V1DI_type_node): New node.
19207 (v1di_ftype_v1di_int): Ditto.
19208 (v1di_ftype_v1di_v1di): Ditto.
19209 (v2si_ftype_v2si_si): Ditto.
19210 (v4hi_ftype_v4hi_di): Remove node.
19211 (v2si_ftype_v2si_di): Ditto.
19212 (ix86_init_mmx_sse_builtins): Handle V1DImode.
19213 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
19214 Redefine builtins using def_builtin_const with *_ftype_*_int node.
19215 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
19216 Add new builtins using def_builtin_const.
19217 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
19218 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
19219 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
19220 * config/i386/mmintrin.h (__v1di): New typedef.
19221 (_mm_add_si64): Cast arguments to __v1di type.
19222 (_mm_sub_si64): Ditto.
19223 (_mm_sll_pi16): Cast __count to __v4hi type.
19224 (_mm_sll_pi32): Cast __count to __v2si type.
19225 (_mm_sll_si64): Cast arguments to __v1di type.
19226 (_mm_srl_pi16): Cast __count to __v4hi type.
19227 (_mm_srl_pi32): Cast __count to __v2si type.
19228 (_mm_srl_si64): Cast arguments to __v1di type.
19229 (_mm_sra_pi16): Cast __count to __v4hi type.
19230 (_mm_sra_pi32): Cast __count to __v2si type.
19231 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
19232 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
19233 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
19234 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
19235 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
19236 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
19237 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
19238 (_mm_srai_pi32): Use __builtin_ia32_psradi.
19239 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
19240 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19241 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19242 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
19244 2008-03-07 Joseph Myers <joseph@codesourcery.com>
19246 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
19248 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
19251 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
19252 reg+const addressing for Altivec modes. Don't generate reg+reg
19253 addressing for TFmode or TDmode quantities.
19255 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
19257 * c-common.c (vector_types_convertible_p): Call langhook
19258 instead of comptypes.
19260 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
19263 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
19264 integral and scalar float variables which have a
19267 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
19269 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
19270 dwarf_register_span hook when emitting unwind information for
19271 register-to-memory saves.
19272 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
19273 (rs6000_frame_related): Remove call to spe_synthesize_frame.
19275 2008-03-06 Jakub Jelinek <jakub@redhat.com>
19277 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
19278 for the same VAR_DECL.
19280 2008-03-06 Tom Tromey <tromey@redhat.com>
19282 * treelang: Delete.
19283 * doc/standards.texi (Standards): Don't mention treelang.
19284 * doc/invoke.texi (Overall Options): Don't mention treelang.
19285 * doc/install.texi (Prerequisites): Don't mention bison or
19287 (Configuration): Don't mention treelang.
19288 (Building): Likewise.
19289 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
19291 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
19293 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
19294 word-extractions out of a multi-word object.
19296 2008-03-06 Richard Guenther <rguenther@suse.de>
19298 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
19299 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
19300 result type and precision.
19301 * expr.c (get_inner_reference): Set unsignedp based on the result
19302 type of BIT_FIELD_REF.
19303 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
19304 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
19305 (try_instantiate_multiple_fields): Likewise. Use the correct type
19307 (sra_build_assignment): Likewise.
19308 (sra_build_elt_assignment): Likewise.
19309 (sra_explode_bitfield_assignment): Likewise.
19310 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
19311 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
19312 set BIT_FIELD_REF_UNSIGNED.
19313 (vectorizable_load): Likewise.
19315 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
19317 * cse.c (cse_extended_basic_block): Invalidate artificial defs
19320 2008-03-06 Richard Guenther <rguenther@suse.de>
19322 * alias.c (struct alias_set_entry): Move has_zero_child field
19323 to pack with alias_set.
19325 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19327 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19330 2008-03-05 Ian Lance Taylor <iant@google.com>
19332 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
19334 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
19336 * fwprop.c (update_df): Support width and offset parameters of
19338 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
19339 global_conflicts): 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-scan.c (df_ref_record, df_defs_record,
19343 df_ref_create_structure, df_def_record_1, df_uses_record,
19344 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
19345 df_bb_refs_collect, df_entry_block_defs_collect,
19346 df_exit_block_uses_collect): Support new width and offset fields.
19347 (ref_extract_pool): New storage pool.
19348 (df_free_ref): New function.
19349 (df_reg_chain_unlink, df_free_collection_rec,
19350 df_sort_and_compress_refs): Call df_free_ref.
19351 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
19353 (df_ref_create_structure): Allocate df_ref_extract if offset and
19354 width fields are used.
19355 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
19356 (df_uses_record): Get offset and width from ZERO_EXTRACT
19358 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
19359 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19360 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19361 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
19362 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19363 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19364 (df_ref_extract): New structure.
19365 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
19366 (df_ref_create): Add width and offset parameters.
19368 2008-03-05 Richard Guenther <rguenther@suse.de>
19370 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19371 Use ranges_overlap_p.
19372 (offset_overlaps_with_access): Rename
19373 to ranges_overlap_p and move ...
19374 * tree-flow-inline.h (ranges_overlap_p): ... here.
19376 * tree.h (get_inner_reference, handled_component_p): Update
19379 * tree.h (record_component_aliases, get_alias_set,
19380 alias_sets_conflict_p, alias_sets_must_conflict_p,
19381 objects_must_conflict_p): Move declarations ...
19382 * alias.h (record_component_aliases, get_alias_set,
19383 alias_sets_conflict_p, alias_sets_must_conflict_p,
19384 objects_must_conflict_p): ... here.
19385 Include coretypes.h.
19386 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
19388 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
19390 * cfg.c: Include tree-flow.h.
19391 (remove_edge_raw): Call redirect_edge_var_map_clear.
19392 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
19393 * tree-flow-inline.h (redirect_edge_var_map_def): New.
19394 (redirect_edge_var_map_result): New.
19395 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
19396 PENDING_STMT use with redirect_edge_var_map_*.
19397 * tree-ssa.c (edge_var_maps): New definition.
19398 (redirect_edge_var_map_add): New.
19399 (redirect_edge_var_map_clear): New.
19400 (redirect_edge_var_map_dup): New.
19401 (redirect_edge_var_map_vector): New.
19402 (redirect_edge_var_map_destroy): New.
19403 (ssa_redirect_edge): Replace PENDING_STMT use with
19404 redirect_edge_var_map_*.
19405 (flush_pending_stmts): Same.
19406 (delete_tree_ssa): Destroy edge var map.
19407 * tree-flow.h (struct _edge_var_map): New.
19408 Define edge_var_map vector type.
19409 Declare redirect_edge_var_map_* prototypes.
19410 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
19411 * tree-cfg.c (reinstall_phi_args): Replace
19412 PENDING_STMT use with redirect_edge_var_map_*.
19414 2008-03-05 Richard Guenther <rguenther@suse.de>
19416 PR tree-optimization/35472
19417 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
19418 whose single use_stmt has a overlapping set of loaded and
19419 stored symbols as that use_stmt might be a noop assignment then.
19421 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19423 * gthr-rtems.h: Implement __gthread_mutex_destroy.
19425 2008-03-05 Richard Guenther <rguenther@suse.de>
19428 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
19429 should be constants.
19430 * tree-cfg.c (verify_expr): Verify it.
19431 * fold-const.c (fold_truthop): Remove code generating
19432 BIT_FIELD_REFs of structure bases.
19433 (fold_binary): Likewise.
19434 (fold_ternary): Position and size of BIT_FIELD_REFs are
19435 always host integers.
19436 (make_bit_field_ref): Remove.
19437 (optimize_bit_field_compare): Remove.
19438 (all_ones_mask_p): Remove.
19440 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
19443 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
19444 (split_block_and_df_analyze): New. Split basic block and rebuild
19446 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
19448 (split_pattern_seq): Likewise.
19449 (erase_matching_seqs): Likewise.
19450 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
19452 2008-03-04 Geoff Keating <geoffk@apple.com>
19454 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
19455 declaration and code.
19456 (tree_invalid_nonnegative_warnv_p): Likewise.
19458 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
19460 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
19461 examples. Truncate option-names then causing overfull hbox.
19463 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19466 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
19468 * configure: Rebuilt.
19470 2008-03-04 Rafael Espíndola <espindola@google.com>
19472 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
19473 (tree_unary_nonnegative_warnv_p): New.
19474 (tree_binary_nonnegative_warnv_p): New.
19475 (tree_single_nonnegative_warnv_p): New.
19476 (tree_invalid_nonnegative_warnv_p): New.
19477 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
19479 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19482 * opts.c (handle_option): Postpone 'unknown option' errors only for
19485 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
19488 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
19491 2008-03-04 Rafael Espíndola <espindola@google.com>
19493 * fold-const.c (tree_unary_nonzero_warnv_p): New.
19494 (tree_binary_nonzero_warnv_p): New.
19495 (tree_single_nonzero_warnv_p): New.
19496 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19498 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19500 PR middle-end/35456
19501 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19502 transformations for modes that have signed zeros.
19503 * ifcvt.c (noce_try_abs): Ditto.
19505 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19507 * config/i386/i386.c (override_options): Force
19508 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19510 2008-03-04 Jan Hubicka <jh@suse.cz>
19513 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19516 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19518 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19519 label to probe the stack.
19521 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19523 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19524 (__gthr_win32_mutex_destroy): Declare.
19525 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19526 __gthr_win32_mutex_destroy.
19527 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19529 2008-03-03 Jan Hubicka <jh@suse.cz>
19532 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19533 aggressive on inlining cold calls.
19535 2008-03-03 Richard Guenther <rguenther@suse.de>
19537 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19538 struct copies into the expression table.
19539 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19540 (try_to_simplify): Likewise.
19541 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19542 integral and pointer arguments which do not change the
19543 precision to NOP_EXPRs.
19544 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19545 VIEW_CONVERT_EXPR case.
19547 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19549 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19550 defined in a loop at depth 0 is invariant.
19551 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19552 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19553 be called at loop depth 0.
19555 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19558 * gcc.c (process_command): Update copyright notice dates.
19559 * gcov.c (print_version): Likewise.
19560 * gcov-dump.c (print_version): Likewise.
19561 * mips-tfile.c (main): Likewise.
19562 * mips-tdump.c (main): Likewise.
19564 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19567 * c-common.c (flag_permissive): Delete.
19568 (constant_expression_warnings): Check flags first.
19569 (constant_expression_error): New.
19570 * c-common.h (flag_permissive): Delete.
19571 (constant_expression_error): Declare.
19572 * flags.h (flag_permissive): Declare. Update description.
19573 * diagnostic.c (pedwarn): Update.
19575 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19576 (permissive_error_kind): New.
19577 * toplev.c (flag_permissive): Define. Update description.
19578 * toplev.h (permissive_error_kind): Declare.
19579 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19580 (pedwarn_c90): Use pedantic_warning_kind.
19581 * c-opts.c (c_common_post_options): flag_permissive does not affect
19582 flag_pedantic_errors.
19584 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19586 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19587 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19588 __absvsi2, __absvDI2): Use unsigned arithmetic.
19590 2008-03-02 Andi Kleen <ak@suse.de>
19591 Richard Guenther <rguenther@suse.de>
19593 * struct-equiv.c: Remove file.
19594 * cfg_cleanup.c (condjump_equiv_p): Remove.
19595 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19596 (struct-equiv.o): Remove rule.
19597 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19598 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19599 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19601 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19603 * ifcvt.c (noce_process_if_block): Try to handle only the then
19604 block if the else block exists but isn't suitable.
19606 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19609 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19610 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19611 regression from previous patch.
19613 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19616 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19618 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19619 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19620 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19621 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19622 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19623 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19624 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19625 (__gthread_mutex_destroy_function): Rename to
19626 __gthread_mutex_destroy.
19627 * gthr-dce.h (__gthread_mutex_destroy): Call
19628 pthread_mutex_destroy.
19629 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19630 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19631 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19633 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19635 * df-scan.c (df_ref_chain_change_bb): Simplify.
19636 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19637 set_block_for_insn if there's any change.
19638 * df.h ((df_insn_change_bb): Fix prototype.
19639 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19640 df_insn_change_bb, don't call set_block_for_insn.
19641 * emit-rtl.c (reorder_insns): Likewise.
19642 * haifa-sched.c (move_insn): Likewise.
19644 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19646 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19648 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19650 * tree-flow-inline.h (next_readonly_imm_use): Return
19651 NULL_USE_OPERAND_P after the end.
19653 2008-03-01 Richard Guenther <rguenther@suse.de>
19655 PR tree-optimization/35411
19656 * tree-sra.c (sra_build_assignment): Split conversion to
19657 final type to a separate statement if we are not assigning
19660 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19662 * fold-const.c (fold_convertible_p): Correct the logic to follow
19663 that in fold_convert().
19665 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19668 * tree-inline.c (build_duplicate_type): When we make a
19669 duplicate type, make it unique in the canonical types system.
19671 2008-02-29 Tom Tromey <tromey@redhat.com>
19673 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19674 input_file_stack_history, input_file_stack_restored): Remove.
19675 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19676 * input.h (struct file_stack): Remove.
19677 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19678 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19680 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19682 (diagnostic_last_module_changed): Add 'map' argument.
19683 (diagnostic_set_last_function): Likewise.
19684 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19685 line map, not input_file_stack.
19686 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19688 2008-02-29 Paul Brook <paul@codesourcery.com>
19690 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19692 2008-02-29 Paul Brook <paul@codesourcery.com>
19694 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19696 2008-02-29 Richard Guenther <rguenther@suse.de>
19698 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19700 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19701 value for comparing for a store match.
19702 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19703 (try_to_simplify): Do not do a full-blown reference lookup.
19705 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19707 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19708 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19710 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19712 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19714 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19715 strides against cache sizes.
19717 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19719 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19722 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19724 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19725 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19726 is smaller than the original promoted value.
19727 (simplify_subreg): If OP is a SUBREG, try to preserve its
19728 SUBREG_PROMOTED_VAR_P information.
19730 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19732 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19733 (VN_INFO_GET): Allocate new objects on the obstack.
19734 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19735 for rpo_numbers_temp, for consistency.
19736 (free_scc_vn): Free the obstack.
19738 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19740 * doc/invoke.texi: Document -ftree-loop-distribution.
19741 * tree-loop-distribution.c: New.
19742 * tree-pass.h (pass_loop_distribution): New.
19743 * graphds.h (struct graph): Add htab_t indices.
19744 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19745 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19746 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19747 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19748 * tree-data-ref.c (debug_data_dependence_relations): New.
19749 (dump_data_dependence_relation): Also print data references.
19750 (free_data_ref): Extern.
19751 (same_access_functions): Moved...
19752 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19753 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19754 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19755 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19756 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19757 (stmts_from_loop): Skip LABEL_EXPR.
19758 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19760 (build_rdg): Initialize rdg->indices htab.
19761 (free_rdg, stores_from_loop, ref_base_address,
19762 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19763 have_similar_memory_accesses_1, ref_base_address_1,
19764 remove_similar_memory_refs): New.
19765 * tree-data-ref.h: Depend on tree-chrec.h.
19766 (debug_data_dependence_relations, free_data_ref): Declared.
19767 (same_access_functions): ... here.
19768 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19770 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19771 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19772 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19773 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19774 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19775 rdg_vertex_for_stmt): Declared.
19776 (struct rdg_edge): Add level.
19778 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19779 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19781 (rdg_has_similar_memory_accesses): New.
19782 * tree-vect-analyze.c: Remove unused static decls.
19783 * lambda.h (dependence_level): New.
19784 * common.opt (ftree-loop-distribution): New.
19785 * tree-flow.h (mark_virtual_ops_in_bb,
19786 slpeel_tree_duplicate_loop_to_edge_cfg,
19787 rename_variables_in_loop): Declared.
19788 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19789 (OBJS-common): Add tree-loop-distribution.o.
19790 (tree-loop-distribution.o): New rule.
19791 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19792 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19793 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19795 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19798 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19799 other than structures and unions.
19801 2008-02-28 Richard Guenther <rguenther@suse.de>
19804 2008-02-26 Richard Guenther <rguenther@suse.de>
19806 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19807 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19808 (lookup_decl_from_uid): Declare.
19809 (remove_decl_from_map): Likewise.
19810 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19811 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19812 (decl_for_uid_map): New global hashtable mapping DECL_UID
19814 (init_ttree): Allocate it.
19815 (insert_decl_to_uid_decl_map): New helper function.
19816 (make_node_stat): Insert new decls into the map.
19817 (copy_node_stat): Likewise.
19818 (lookup_decl_from_uid): New function.
19819 (remove_decl_from_map): Likewise.
19820 (print_decl_for_uid_map_statistics): New helper.
19821 (dump_tree_statistics): Call it.
19823 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19824 (referenced_var_iterator): Adjust.
19825 (FOR_EACH_REFERENCED_VAR): Adjust.
19826 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19827 (num_referenced_vars): Adjust.
19828 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19829 (first_referenced_var): Remove.
19830 (end_referenced_vars_p): Likewise.
19831 (next_referenced_var): Likewise.
19832 (referenced_var_iterator_set): New helper function.
19833 * tree-dfa.c (referenced_var_lookup): Adjust.
19834 (referenced_var_check_and_insert): Likewise.
19835 (remove_referenced_var): Likewise.
19836 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19837 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19838 (verify_call_clobbering): Likewise.
19839 (verify_memory_partitions): Likewise.
19840 (init_tree_ssa): Allocate bitmap instead of hashtable for
19842 (delete_tree_ssa): Adjust.
19843 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19844 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19845 (compute_tag_properties): Likewise.
19846 (set_initial_properties): Likewise.
19847 (find_partition_for): Likewise.
19848 (update_reference_counts): Likewise.
19849 (dump_may_aliases_for): Likewise.
19850 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19851 (add_call_clobber_ops): Likewise.
19852 (add_call_read_ops): Likewise.
19853 (get_asm_expr_operands): Likewise.
19854 * tree-into-ssa.c (dump_decl_set): Likewise.
19855 (update_ssa): Likewise.
19856 * tree-sra.c (scan_function): Likewise.
19857 (decide_instantiations): Likewise.
19858 (scalarize_parms): Likewise.
19859 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19860 (dsa_named_for): Likewise.
19861 * tree-ssa-structalias.c (update_alias_info): Likewise.
19862 (merge_smts_into): Likewise.
19864 2008-02-27 David Daney <ddaney@avtrex.com>
19867 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19868 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19869 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19870 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19871 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19873 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19876 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19877 (BUILT_IN_NEXTTOWARD): Remove.
19878 (BUILT_IN_NEXTTOWARDF): Ditto.
19879 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19880 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19882 2008-02-27 Tom Tromey <tromey@redhat.com>
19884 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19885 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19887 2008-02-27 Jan Beulich <jbeulich@novell.com>
19889 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19890 update the respective field on newdecl.
19892 2008-02-27 Revital Eres <eres@il.ibm.com>
19894 PR rtl-optimization/34999
19895 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19896 crossing edges that ends with a call insn.
19897 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19898 call insn and clear the EDGE_CROSSING flag of the crossing edge
19899 when fixing fallthru edges.
19901 2008-02-27 Richard Guenther <rguenther@suse.de>
19903 PR middle-end/35390
19904 * fold-const.c (fold_unary): Return the correct argument,
19905 converted to the result type.
19907 2008-02-27 Richard Guenther <rguenther@suse.de>
19909 PR middle-end/34971
19910 * expr.c (expand_expr_real_1): Assert on rotates that operate
19912 * fold-const.c (fold_binary): Use the types precision, not the
19913 bitsize of the mode if folding rotate expressions. Build rotates
19914 only for full modes.
19916 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19918 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19919 and CPP_PRAGMA_EOL.
19920 * c-pragma.c (pragma_ns_name): New typedef.
19921 (registered_pp_pragmas): New variable.
19922 (c_pp_lookup_pragma): New function.
19923 (c_register_pragma_1): If flag_preprocess_only, do nothing
19924 for non-expanded pragmas, for expanded ones push pragma's
19925 namespace and name into registered_pp_pragmas vector.
19926 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19927 flag_preprocess_only, don't register GCC pch_preprocess
19928 pragma if flag_preprocess_only.
19929 * c-opts.c (c_common_init): Call init_pragma even if
19930 flag_preprocess_only.
19931 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19932 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19933 cpp_register_pragma if flag_preprocess_only.
19935 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19938 * c-parser.c (c_parser_translation_unit): Warn for empty
19939 translation unit, not empty source file.
19941 2008-02-26 Paul Brook <paul@codesourcery.com>
19943 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19944 operand for Thumb-2.
19945 * config/arm/arm.h (reg_class): Add CORE_REGS.
19946 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19947 (BASE_REG_CLASS): Use CORE_REGS.
19948 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19949 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19950 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19951 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19952 ARM_REGNO_OK_FOR_INDEX_P.
19953 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19954 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19955 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19956 (ldm/stm peepholes): Ditto.
19957 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19958 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19959 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19960 * config/arm/constraints.md: Enable "k" constraint on ARM.
19962 2008-02-27 Ben Elliston <bje@au.ibm.com>
19964 * config/rs6000/rs6000.c: Annotate cache line size field in all
19965 instances of struct processor_costs.
19967 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19969 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19970 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19971 jump_bypass): New counters.
19972 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19973 * dce.c (gate_ud_dce): Same.
19974 (gate_fast_dce): Same.
19975 * dse.c (gate_dse1): New function.
19976 (gate_dse2): New function.
19977 (gate_dse): Merge results of new gate functions.
19978 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19979 (gate_handle_jump_bypass): Add dbg_cnt.
19980 (gate_handle_gcse): Add dbg_cnt.
19981 * ifcvt.c (gate_handle_if_conversion): Same.
19982 (gate_handle_if_after_combine): Same.
19983 (gate_handle_if_after_reload): Same.
19984 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19986 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19988 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19990 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19992 2008-02-26 Jason Merrill <jason@redhat.com>
19995 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19996 alone if it's the naming decl for the type's main variant.
19998 2008-02-26 Tom Tromey <tromey@redhat.com>
20000 * system.h (USE_MAPPED_LOCATION): Poison.
20001 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
20002 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
20003 (make_goto_expr_edges): Likewise.
20004 (remove_bb): Likewise.
20005 (execute_warn_function_return): Likewise.
20006 * basic-block.h (struct edge_def) <goto_locus>: Change type to
20008 * c-common.c (fname_decl): Remove old location code.
20009 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
20011 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
20013 (ASM_INPUT_SOURCE_LOCATION): Likewise.
20014 (gen_rtx_ASM_INPUT): Likewise.
20015 (gen_rtx_ASM_INPUT_loc): Likewise.
20016 (get_rtx_asm_OPERANDS): Remove.
20017 * cfglayout.c (insn_locators_alloc): Remove old location code.
20018 (set_curr_insn_source_location): Likewise.
20019 (curr_insn_locator): Likewise.
20020 * print-tree.c (print_node): Remove old location code.
20021 * tree-mudflap.c (mf_varname_tree): Remove old location code.
20022 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
20023 * cfgexpand.c (expand_gimple_cond_expr): Don't use
20024 location_from_locus.
20025 (construct_exit_block): Remove old location code.
20026 * emit-rtl.c (force_next_line_note): Remove old location code.
20027 * profile.c (branch_prob): Remove old location code.
20028 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
20029 LOC_LINE): Remove old-location variants.
20030 * langhooks.c (lhd_print_error_function): Remove old location
20032 * configure, config.in: Rebuilt.
20033 * configure.ac (--enable-mapped-location): Remove.
20034 * c-decl.c (c_init_decl_processing): Remove old location code.
20035 (finish_function): Likewise.
20036 * recog.c (decode_asm_operands): Remove old location code.
20037 * c-pch.c (c_common_read_pch): Remove old location code.
20038 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
20040 * gimple-low.c (lower_function_body): Remove old location code.
20041 * toplev.c (unknown_location): Remove.
20042 (push_srcloc): Remove old-location variant.
20043 (process_options): Remove old location code.
20044 (lang_dependent_init): Likewise.
20045 * input.h (UNKNOWN_LOCATION): Move definition.
20046 (location_t): Undeprecate.
20047 (source_locus): Remove.
20048 (location_from_locus): Remove.
20049 (struct location_s): Remove.
20050 Remove all old-location code.
20051 (input_line, input_filename): Remove.
20052 * final.c (final_scan_insn): Remove old location code.
20053 * diagnostic.c (diagnostic_build_prefix): Remove
20054 USE_MAPPED_LOCATION test.
20055 * tree.h (gimple_stmt) <locus>: Now a location_t.
20056 (tree_exp) <locus>: Likewise.
20057 (DECL_IS_BUILTIN): Remove old-location variant.
20058 (annotate_with_file_line, annotate_with_locus): Likewise.
20059 (expr_locus, set_expr_locus): Update.
20060 * tree.c (build1_stat): Remove old location code.
20061 (last_annotated_node): Remove.
20062 (annotate_with_file_line): Remove old-location variant.
20063 (annotate_with_locus): Likewise.
20064 (expr_location): Remove old location code.
20065 (set_expr_location): Likewise.
20066 (expr_has_location): Likewise.
20067 (expr_locus): Likewise.
20068 (set_expr_locus): Likewise.
20069 (expr_filename): Don't use location_from_locus.
20070 (expr_lineno): Likewise.
20071 * rtl-error.c (location_for_asm): Remove old location code.
20072 * c-lex.c (cb_line_change): Remove old location code.
20073 (fe_file_change): Likewise.
20074 (cb_def_pragma): Likewise.
20075 (c_lex_with_flags): Likewise.
20076 * gengtype.c (do_typedef): Don't special-case location types.
20077 (define_location_structures): Remove.
20078 (main): Don't call define_location_structures.
20079 * tree-pretty-print.c (dump_implicit_edges): Remove old location
20082 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20085 * builtins.def (BUILT_IN_STDARG_START): Remove.
20086 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
20087 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
20088 * tree-inline.c (inline_forbidden_p_1): Likewise.
20090 2008-02-26 Richard Guenther <rguenther@suse.de>
20092 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20093 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20094 (lookup_decl_from_uid): Declare.
20095 (remove_decl_from_map): Likewise.
20096 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20097 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20098 (decl_for_uid_map): New global hashtable mapping DECL_UID
20100 (init_ttree): Allocate it.
20101 (insert_decl_to_uid_decl_map): New helper function.
20102 (make_node_stat): Insert new decls into the map.
20103 (copy_node_stat): Likewise.
20104 (lookup_decl_from_uid): New function.
20105 (remove_decl_from_map): Likewise.
20106 (print_decl_for_uid_map_statistics): New helper.
20107 (dump_tree_statistics): Call it.
20109 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20110 (referenced_var_iterator): Adjust.
20111 (FOR_EACH_REFERENCED_VAR): Adjust.
20112 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20113 (num_referenced_vars): Adjust.
20114 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20115 (first_referenced_var): Remove.
20116 (end_referenced_vars_p): Likewise.
20117 (next_referenced_var): Likewise.
20118 (referenced_var_iterator_set): New helper function.
20119 * tree-dfa.c (referenced_var_lookup): Adjust.
20120 (referenced_var_check_and_insert): Likewise.
20121 (remove_referenced_var): Likewise.
20122 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20123 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20124 (verify_call_clobbering): Likewise.
20125 (verify_memory_partitions): Likewise.
20126 (init_tree_ssa): Allocate bitmap instead of hashtable for
20128 (delete_tree_ssa): Adjust.
20129 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20130 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20131 (compute_tag_properties): Likewise.
20132 (set_initial_properties): Likewise.
20133 (find_partition_for): Likewise.
20134 (update_reference_counts): Likewise.
20135 (dump_may_aliases_for): Likewise.
20136 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20137 (add_call_clobber_ops): Likewise.
20138 (add_call_read_ops): Likewise.
20139 (get_asm_expr_operands): Likewise.
20140 * tree-into-ssa.c (dump_decl_set): Likewise.
20141 (update_ssa): Likewise.
20142 * tree-sra.c (scan_function): Likewise.
20143 (decide_instantiations): Likewise.
20144 (scalarize_parms): Likewise.
20145 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20146 (dsa_named_for): Likewise.
20147 * tree-ssa-structalias.c (update_alias_info): Likewise.
20148 (merge_smts_into): Likewise.
20150 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20153 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
20154 * c-opts.c (c_common_handle_option): Wall enables
20155 Wvolatile-register-var.
20156 * common.opt: Move Wvolatile-register-var to...
20159 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20161 * common.opt (Wlarger-than=): New.
20162 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
20164 * opts.c (common_handle_option): Handle -Wlarger-than=.
20165 * optc-gen.awk: Likewise.
20166 * opth-gen.awk: Likewise.
20167 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
20168 * tree-optimize.c (tree_rest_of_compilation): Likewise.
20170 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20172 * c-common.c (match_case_to_enum_1): Add appropriate
20173 OPT_W* parameter to warning.
20174 (c_do_switch_warnings): Likewise.
20175 * c-typeck.c (warning_init): Add one more parameter following
20176 'warning' function.
20177 (push_init_level): Update call to warning_init.
20178 (pop_init_level): Likewise.
20179 (add_pending_init): Likewise.
20180 (output_init_element: Likewise.
20182 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20185 * toplev.c (toplev_main): If there are warnings or error, print
20186 errors for ignored options.
20187 * opts.c (ignored_options): New static variable.
20188 (postpone_unknown_option_error): New.
20189 (print_ignored_options): New.
20190 (handle_option): Postpone errors for unknown -Wno-* options.
20191 * opts.h (print_ignored_options): Declare.
20193 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
20195 * config/mips/mips.md (loadgp_blockage, blockage): Change type
20198 2008-02-25 Richard Guenther <rguenther@suse.de>
20201 2008-02-25 Richard Guenther <rguenther@suse.de>
20203 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20204 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20205 (lookup_decl_from_uid): Declare.
20206 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20207 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20208 (decl_for_uid_map): New global hashtable mapping DECL_UID
20210 (init_ttree): Allocate it.
20211 (insert_decl_to_uid_decl_map): New helper function.
20212 (make_node_stat): Insert new decls into the map.
20213 (copy_node_stat): Likewise.
20214 (lookup_decl_from_uid): New function.
20215 (print_decl_for_uid_map_statistics): New helper.
20216 (dump_tree_statistics): Call it.
20218 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20219 (referenced_var_iterator): Adjust.
20220 (FOR_EACH_REFERENCED_VAR): Adjust.
20221 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20222 (num_referenced_vars): Adjust.
20223 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20224 (first_referenced_var): Remove.
20225 (end_referenced_vars_p): Likewise.
20226 (next_referenced_var): Likewise.
20227 (referenced_var_iterator_set): New helper function.
20228 * tree-dfa.c (referenced_var_lookup): Adjust.
20229 (referenced_var_check_and_insert): Likewise.
20230 (remove_referenced_var): Likewise.
20231 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20232 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20233 (verify_call_clobbering): Likewise.
20234 (verify_memory_partitions): Likewise.
20235 (init_tree_ssa): Allocate bitmap instead of hashtable for
20237 (delete_tree_ssa): Adjust.
20238 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20239 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20240 (compute_tag_properties): Likewise.
20241 (set_initial_properties): Likewise.
20242 (find_partition_for): Likewise.
20243 (update_reference_counts): Likewise.
20244 (dump_may_aliases_for): Likewise.
20245 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20246 (add_call_clobber_ops): Likewise.
20247 (add_call_read_ops): Likewise.
20248 (get_asm_expr_operands): Likewise.
20249 * tree-into-ssa.c (dump_decl_set): Likewise.
20250 (update_ssa): Likewise.
20251 * tree-sra.c (scan_function): Likewise.
20252 (decide_instantiations): Likewise.
20253 (scalarize_parms): Likewise.
20254 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20255 (dsa_named_for): Likewise.
20256 * tree-ssa-structalias.c (update_alias_info): Likewise.
20257 (merge_smts_into): Likewise.
20259 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20262 * doc/invoke.texi (-fcx-limited-range): Document new option.
20263 * toplev.c (process_options): Handle -fcx-fortran-rules.
20264 * common.opt: Add documentation for -fcx-fortran-rules.
20266 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20269 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
20270 actual behaviour and C99.
20272 2008-02-26 Ben Elliston <bje@au.ibm.com>
20274 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
20275 (ASM_CPU_POWER6_SPEC): Likewise.
20276 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
20277 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
20278 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
20280 2008-02-25 Richard Guenther <rguenther@suse.de>
20282 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20283 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20284 (lookup_decl_from_uid): Declare.
20285 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20286 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20287 (decl_for_uid_map): New global hashtable mapping DECL_UID
20289 (init_ttree): Allocate it.
20290 (insert_decl_to_uid_decl_map): New helper function.
20291 (make_node_stat): Insert new decls into the map.
20292 (copy_node_stat): Likewise.
20293 (lookup_decl_from_uid): New function.
20294 (print_decl_for_uid_map_statistics): New helper.
20295 (dump_tree_statistics): Call it.
20297 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20298 (referenced_var_iterator): Adjust.
20299 (FOR_EACH_REFERENCED_VAR): Adjust.
20300 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20301 (num_referenced_vars): Adjust.
20302 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20303 (first_referenced_var): Remove.
20304 (end_referenced_vars_p): Likewise.
20305 (next_referenced_var): Likewise.
20306 (referenced_var_iterator_set): New helper function.
20307 * tree-dfa.c (referenced_var_lookup): Adjust.
20308 (referenced_var_check_and_insert): Likewise.
20309 (remove_referenced_var): Likewise.
20310 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20311 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20312 (verify_call_clobbering): Likewise.
20313 (verify_memory_partitions): Likewise.
20314 (init_tree_ssa): Allocate bitmap instead of hashtable for
20316 (delete_tree_ssa): Adjust.
20317 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20318 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20319 (compute_tag_properties): Likewise.
20320 (set_initial_properties): Likewise.
20321 (find_partition_for): Likewise.
20322 (update_reference_counts): Likewise.
20323 (dump_may_aliases_for): Likewise.
20324 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20325 (add_call_clobber_ops): Likewise.
20326 (add_call_read_ops): Likewise.
20327 (get_asm_expr_operands): Likewise.
20328 * tree-into-ssa.c (dump_decl_set): Likewise.
20329 (update_ssa): Likewise.
20330 * tree-sra.c (scan_function): Likewise.
20331 (decide_instantiations): Likewise.
20332 (scalarize_parms): Likewise.
20333 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20334 (dsa_named_for): Likewise.
20335 * tree-ssa-structalias.c (update_alias_info): Likewise.
20336 (merge_smts_into): Likewise.
20338 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
20341 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
20342 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
20343 * alias.h (nonoverlapping_memrefs_p): Likewise.
20345 2008-02-25 Jan Beulich <jbeulich@novell.com>
20347 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
20348 * config/i386/netware-libgcc.exp: Add __bswap?i2,
20349 __emultls_get_address, __emultls_register_common,
20350 __floatundi?f, and _Unwind_GetIPInfo.
20351 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
20352 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
20353 (gen_regparm_prefix): Likewise.
20354 (i386_nlm_encode_section_info): Sync with
20355 config/i386/winnt.c:i386_pe_encode_section_info().
20356 (i386_nlm_maybe_mangle_decl_assembler_name): New.
20357 i386_nlm_mangle_decl_assembler_name): New.
20358 (netware_override_options): New.
20359 * config/i386/netware.h (netware_override_options): Declare.
20360 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
20361 (i386_nlm_mangle_decl_assembler_name): Declare.
20362 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
20364 2008-02-25 Ben Elliston <bje@au.ibm.com>
20367 * c-decl.c (grokdeclarator): Remove unused local variables
20368 `typedef_type' and `type_as_written'.
20370 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
20371 unused local variable `has_hot_blocks'.
20372 (fix_crossing_conditional_branches): Remove unused local variable
20375 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
20377 PR middle-end/19984
20378 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
20379 using DEF_C99_BUILTIN.
20380 (BUILT_IN_NANF): Ditto.
20381 (BUILT_IN_NANL): Ditto.
20383 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
20384 Revital Eres <eres@il.ibm.com>
20386 * modulo-sched.c (calculate_must_precede_follow): Address TODO
20387 regarding the order of two dependent insns in the same row.
20389 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
20391 * stor-layout.c (layout_decl): Do not bump the alignment of a
20392 bit-field to more than byte alignment if it is packed.
20394 2008-02-24 David Edelsohn <edelsohn@gnu.org>
20396 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
20399 2008-02-24 Diego Novillo <dnovillo@google.com>
20401 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
20404 * tree-vrp.c (vrp_evaluate_conditional): With
20405 -Wtype-limits, emit a warning when comparing against a
20406 constant outside the natural range of OP0's type.
20407 * c.opt (Wtype-limits): Move ...
20408 * common.opt (Wtype-limits): ... here.
20410 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
20412 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
20413 * config/rs6000/e300c2c3.md: New file.
20414 * config/rs6000/rs6000.c (processor_costs): Add new costs for
20416 (rs6000_override_options): Add e300c2 and e300c3 cases to
20417 processor_target_table. Do not allow usage of Altivec or Spe
20418 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
20419 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
20420 * config/rs6000/rs6000.h (processor_type): Add
20421 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
20422 (ASM_CPU_SPEC): Add e300c2 and e300c3.
20423 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
20424 and ppce300c3. Include e300c2c3.md.
20426 2008-02-23 David Edelsohn <edelsohn@gnu.org>
20428 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
20429 instead of TARGET_STRICT_ALIGN.
20431 2008-02-23 Joseph Myers <joseph@codesourcery.com>
20433 * explow.c (memory_address): Assert that the generated address is
20436 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20439 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
20440 * config/darwin-ppc-ldouble-patch.def: New file.
20441 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
20442 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
20443 SUBTARGET_INIT_BUILTINS if defined.
20444 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
20447 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20450 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
20451 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
20453 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20456 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
20457 file" warning condtional on -Winvalid-PCH.
20459 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
20461 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
20463 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
20467 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
20468 prevent reload from using MMX registers.
20469 (*mov<mode>_internal): Ditto.
20470 (*movv2sf_internal_rex64): Ditto.
20471 (*movv2sf_internal): Ditto.
20473 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20475 PR documentation/31569
20476 * doc/install.texi2html: Use makeinfo --no-number-sections.
20478 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20480 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
20481 ensure that we can address an entire entity > 8 bytes. Don't
20482 generate reg+reg addressing for such data.
20484 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20486 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
20487 strings when optimizing for size, unless the target cares about
20490 2008-02-22 Tom Tromey <tromey@redhat.com>
20492 * regclass.c (current_pass): Remove declaration.
20494 2008-02-22 Anatoly Sokolov <aesok@post.ru>
20496 * config/avr/libgcc.S (__RAMPZ__): Define.
20497 (__do_copy_data): Add for devices with 128KB code memory.
20499 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20501 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20503 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20505 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20507 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20510 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20513 * c-typeck.c (build_binary_op): Warn about floating point
20514 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20516 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20519 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20520 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20522 (rs6000_override_options): Set altivec_abi as default, not override,
20523 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20524 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20525 is used; use new member spe_abi.
20526 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20527 spe_abi and altivec_abi.
20529 2008-02-22 Tomas Bily <tbily@suse.cz>
20531 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20533 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20536 * config.build (build_file_translate): Set to `CMD //c' only if
20538 * Makefile.in (build_file_translate): Improve comment.
20540 2008-02-21 Jan Hubicka <jh@suse.cz>
20542 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20543 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20544 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20546 2008-02-21 Michael Matz <matz@suse.de>
20549 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20551 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20553 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20554 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20555 as insn constraint.
20556 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20557 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20558 SSE_VEC_FLOAT_MODE_P as insn constraint.
20559 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20560 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20561 sse4a_movntdf using MODEF mode iterator.
20562 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20563 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20564 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20565 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20566 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20567 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20568 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20570 2008-02-21 Richard Guenther <rguenther@suse.de>
20572 * tree.def (PAREN_EXPR): New tree code.
20573 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20575 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20576 * expr.c (expand_expr_real_1): Likewise.
20577 * tree-inline.c (estimate_num_insns_1): Likewise.
20578 * tree-complex.c (expand_complex_move): Likewise.
20579 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20582 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20585 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20587 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20590 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20592 * config/sh/sh.c (find_barrier): Don't go past
20593 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20595 2008-02-20 DJ Delorie <dj@redhat.com>
20597 * config/h8300/h8300.md (insv): Force source operand to be a register.
20599 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20600 as a jump, not as a plain insn.
20602 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20604 * doc/invoke.texi (Warning Options): Add new option
20605 -Wframe-larger-than=.
20606 (-Wframe-larger-than): Document.
20608 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20609 Add declarations for new option variables.
20611 * final.c (final_start_function): Check the frame size
20612 before emission and issue a Wframe-larger-than warning.
20614 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20615 Add definitions for new option variables.
20616 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20618 * common.opt (Wframe-larger-than=): New option.
20620 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20622 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20623 (<sse>_div<mode>3): Ditto.
20624 (<sse>_vmdiv<mode>3): Ditto.
20625 (<sse>_vmsqrt<mode>2): Ditto.
20626 (*smax<mode>3): Ditto.
20627 (sse5_frcz<mode>2): Ditto.
20628 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20629 as insn constraint.
20631 2008-02-20 Richard Guenther <rguenther@suse.de>
20633 PR middle-end/35265
20634 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20635 be happy with INTEGRAL_TYPE_P.
20637 2008-02-20 Richard Guenther <rguenther@suse.de>
20639 * fold-const.c (split_tree): Associate floatig-point expressions
20640 if flag_associative_math is set.
20642 2008-02-20 Richard Guenther <rguenther@suse.de>
20644 * tree.h (fold_real_zero_addition_p): Declare.
20645 * fold-const.c (fold_real_zero_addition_p): Export.
20646 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20647 floating-point operations with zero and one.
20649 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20651 * doc/install.texi: Correct references to CFLAGS, replacing them
20652 with BOOT_CFLAGS. Document flags used during bootstrap for
20655 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20657 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20658 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20659 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20661 (smin<mode>3): Ditto from similar patterns.
20662 (smax<mode>3): Ditto.
20663 (*ieee_smin<mode>3): Ditto.
20664 (*ieee_smax<mode>3): Ditto.
20665 * config/i386/sse.md (sse): New mode attribute.
20666 (mov<mode>): Macroize expander from movv4sf and movv2df using
20667 SSEMODEF2P mode iterator.
20668 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20669 SSE_VEC_FLOAT_MODE_P as insn constraint.
20670 (storent<mode>): Ditto.
20671 (storent<mode>): Macroize expander from storentsf and storentdf using
20672 MODEF mode iterator.
20673 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20674 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20675 (abs<mode>2): Ditto from similar patterns.
20676 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20677 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20678 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20679 (<sse>_vmsqrt<mode>2): Ditto.
20680 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20681 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20682 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20683 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20684 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20685 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20686 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20688 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20689 iterator and SSE_FLOAT_MODE_P as insn constraint.
20690 (<sse>_ucomi): Ditto from similar patterns.
20691 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20692 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20693 SSE_VEC_FLOAT_MODE_P as insn constraint.
20694 (vcond<mode>): Ditto from similar patterns.
20695 (and<mode>3, *and<mode>3): Ditto.
20696 (<sse>_nand<mode>3): Ditto.
20697 (ior<mode>3, *ior<mode>3): Ditto.
20698 (xor<mode>3, *xor<mode>3): Ditto.
20699 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20700 iterator and SSE_FLOAT_MODE_P as insn constraint.
20701 (*nand<mode>3): Ditto from similar patterns.
20702 (*ior<mode>3): Ditto.
20703 (*xor<mode>3): Ditto.
20705 2008-02-20 Ira Rosen <irar@il.ibm.com>
20707 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20708 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20709 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20711 2008-02-19 Jan Hubicka <jh@suse.cz>
20713 * predict.c (tree_bb_level_predictions): Remove variable next
20714 mistakely introduced by previous commit.
20716 2008-02-19 Jan Hubicka <jh@suse.cz>
20718 * predict.c (predict_paths_leading_to): Rewrite.
20719 (predict_paths_for_bb): New.
20720 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20722 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20725 * Makefile.in (build_file_translate): New.
20726 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20727 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20728 * configure.ac (build_file_translate): Substitute it.
20729 * configure: Regenerate.
20731 2008-02-19 Jan Hubicka <jh@suse.cz>
20733 PR rtl-optimization/34408
20734 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20737 2008-02-19 Jan Hubicka <jh@suse.cz>
20739 PR middle-end/28779
20740 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20743 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20746 * config/i386/i386-modes.def: Revert the last DI alignment
20747 change until Ada people can look into it.
20749 2008-02-19 Nick Clifton <nickc@redhat.com>
20751 * opts.c (print_specific_help): Fix typo in --help text.
20753 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20756 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20757 32-bit inline asm without asm alternatives for host GCC < 3.0.
20759 2008-02-19 Richard Guenther <rguenther@suse.de>
20761 PR tree-optimization/34989
20762 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20763 Allow propagation to INDIRECT_REF if we can simplify only.
20765 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20767 * c-common.c (warn_for_collisions_1): Use appropriate option when
20770 2008-02-19 Nick Clifton <nickc@redhat.com>
20773 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20774 (handle_options): Fix indentation.
20775 (print_filtered_help): If no language-specific options were
20776 displayed tell the user how to list all the options supported by
20777 the language's front-end.
20778 (print_specific_help): Fix indentation and remove duplicate line.
20779 (common_handle_option): Handle the -v option.
20780 For --help enable the display of undocumented options if the -v
20781 switch has been included on the command line.
20782 For --help= check for overlaps in the arguments between the option
20783 classes and the language names and issue a warning when they
20784 cannot be disambiguated.
20785 * c.opt (v): Pass on to the common option handler.
20787 2008-02-19 Revital Eres <eres@il.ibm.com>
20789 * modulo-sched.c (sms_schedule): Change dump message when
20790 create_ddg function fails.
20791 (try_scheduling_node_in_cycle): Rename row to cycle.
20792 (print_partial_schedule): Rename CYCLE to ROW.
20794 2008-02-19 Christian Bruel <christian.bruel@st.com>
20795 Zdenek Dvorak <ook@ucw.cz>
20797 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20799 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20802 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20803 (*x86_movdicc_0_m1_se): Ditto.
20805 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20807 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20808 (CMPtype): Define as __gcc_CMPtype.
20809 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20810 (CMPtype): Define as __gcc_CMPtype.
20812 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20814 Support valgrind 3.3 for --enable-checking=valgrind.
20815 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20817 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20818 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20819 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20820 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20821 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20822 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20823 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20825 * ggc-zone.c: Similar.
20826 * ggc-page.c: Similar.
20828 2008-02-19 Paul Brook <paul@codesourcery.com>
20831 * config/arm/ieee754-df.S: Fix do_it typo.
20832 * config/arm/ieee754-sf.S: Fix do_it typo.
20834 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20837 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20838 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20839 (OPTION_MASK_ISA_SSE_SET): Likewise.
20840 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20841 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20842 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20843 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20844 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20845 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20846 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20847 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20848 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20849 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20850 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20851 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20852 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20853 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20854 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20855 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20856 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20857 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20858 (OPTION_MASK_ISA_SSE4): Removed.
20859 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20860 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20861 (override_options): Don't turn on implied SSE/MMX bits in
20864 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20866 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20869 2008-02-18 Joey Ye <joey.ye@intel.com>
20871 PR middle-end/34921
20872 * tree-nested.c (insert_field_into_struct): Set type alignment
20873 to field alignment if the former is less than the latter.
20875 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20877 * BASE-VER: Set to 4.4.0.
20879 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20881 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20882 * doc/cfg.texi: Likewise.
20883 * doc/extend.texi: Likewise.
20884 * doc/gty.texi: Likewise.
20885 * doc/invoke.texi: Likewise.
20886 * doc/loop.texi: Likewise.
20887 * doc/md.texi: Likewise.
20888 * doc/passes.texi: Likewise.
20889 * doc/rtl.texi: Likewise.
20890 * doc/sourcebuild.texi: Likewise.
20891 * doc/tm.texi: Likewise.
20892 * doc/tree-ssa.texi: Likewise.
20894 2008-02-17 Richard Guenther <rguenther@suse.de>
20896 PR middle-end/35227
20897 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20898 without default definition.
20900 2008-02-17 Richard Guenther <rguenther@suse.de>
20902 PR tree-optimization/35231
20903 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20906 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20909 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20910 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20911 libgcc_cmp_return mode.
20913 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20916 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20918 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20920 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20923 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20925 * doc/c-tree.texi: Use `@.' where appropriate.
20926 * doc/extend.texi: Likewise.
20927 * doc/install.texi: Likewise.
20928 * doc/invoke.texi: Likewise.
20929 * doc/loop.texi: Likewise.
20930 * doc/makefile.texi: Likewise.
20931 * doc/md.texi: Likewise.
20932 * doc/passes.texi: Likewise.
20933 * doc/standards.texi: Likewise.
20934 * doc/tm.texi: Likewise.
20936 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20938 PR middle-end/35196
20939 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20941 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20942 rather than in entry_bb.
20944 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20946 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20947 libgcc_cmp_return mode.
20949 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20951 PR middle-end/35130
20952 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20953 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20955 2008-02-15 Richard Guenther <rguenther@suse.de>
20956 Zdenek Dvorak <ook@ucw.cz>
20958 PR tree-optimization/35164
20959 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20960 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20961 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20962 Only propagate addresses which do not have abnormal SSA_NAMEs
20965 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20968 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20970 2008-02-15 Jan Hubicka <jh@suse.cz>
20972 PR middle-end/35149
20973 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20975 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20977 PR middle-end/34621
20978 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20979 when calculating alignment_pad.
20981 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20983 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20984 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20985 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20986 and STACK_BOUNDARY define.
20988 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20990 PR preprocessor/35061
20991 * c-pragma.c (handle_pragma_pop_macro): Check that
20992 pushed_macro_table has been allocated.
20994 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20996 PR middle-end/35136
20997 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20998 (force_gimple_operand): Likewise.
20999 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
21000 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
21001 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
21002 (find_interesting_uses_address): Check addressability and alignment
21003 of the base expression only after substituting bases of IVs into it.
21005 2008-02-14 Michael Matz <matz@suse.de>
21008 * function.c (instantiate_virtual_regs_in_insn): Reload address
21009 before falling back to reloading the whole operand.
21011 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
21013 * config/s390/s390.c (s390_mainpool_start): Emit the pool
21014 before the first section switch note.
21016 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21018 * doc/bugreport.texi: Update copyright years.
21019 * doc/c-tree.texi: Likewise.
21020 * doc/cfg.texi: Likewise.
21021 * doc/cpp.texi: Likewise.
21022 * doc/cppinternals.texi: Likewise.
21023 * doc/fragments.texi: Likewise.
21024 * doc/frontends.texi: Likewise.
21025 * doc/gcc.texi: Likewise.
21026 * doc/gty.texi: Likewise.
21027 * doc/hostconfig.texi: Likewise.
21028 * doc/implement-c.texi: Likewise.
21029 * doc/libgcc.texi: Likewise.
21030 * doc/loop.texi: Likewise.
21031 * doc/makefile.texi: Likewise.
21032 * doc/options.texi: Likewise.
21033 * doc/passes.texi: Likewise.
21034 * doc/rtl.texi: Likewise.
21035 * doc/sourcebuild.texi: Likewise.
21036 * doc/standards.texi: Likewise.
21037 * doc/tree-ssa.texi: Likewise.
21038 * doc/trouble.texi: Likewise.
21040 * doc/extend.texi: Use @: or add comma where appropriate.
21041 * doc/invoke.texi: Likewise.
21042 * doc/tm.texi: Likewise.
21044 2008-02-14 Alan Modra <amodra@bigpond.net.au>
21047 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
21050 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
21052 * doc/md.texi (clz, ctz): Add reference.
21053 * doc/rtl.texi (clz, ctz): Likewise.
21055 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21058 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
21061 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
21063 * config/s390/s390.c (struct constant_pool): New field
21064 emit_pool_after added.
21065 (s390_mainpool_start): Set the emit_pool_after flag according
21066 to the section switch notes.
21067 (s390_mainpool_finish): Consider emit_pool_after when emitting
21068 the literal pool at the end of the function.
21069 (s390_chunkify_start): Force literal pool splits at section
21072 2008-02-13 Michael Matz <matz@suse.de>
21075 * var-tracking.c (clobber_variable_part): Correctly traverse the
21078 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21081 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
21082 Add -fdump-ipa-inline.
21083 * tree-dump.c (dump_files): Remove tree-inlined dump.
21084 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
21086 2008-02-12 Richard Guenther <rguenther@suse.de>
21088 PR tree-optimization/35171
21089 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
21092 2008-02-12 Richard Guenther <rguenther@suse.de>
21094 PR middle-end/35163
21095 * fold-const.c (fold_widened_comparison): Use get_unwidened in
21096 value-preserving mode. Disallow final truncation.
21098 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
21100 PR middle-end/35136
21101 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
21102 code from here to...
21103 (force_gimple_operand): ...here.
21105 2008-02-12 Jakub Jelinek <jakub@redhat.com>
21108 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
21109 non-compatible pointers.
21110 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
21111 different FIELD_DECLs, try harder by comparing field offsets, sizes
21114 PR inline-asm/35160
21115 * function.c (match_asm_constraints_1): Don't replace the same input
21118 2008-02-12 Anatoly Sokolov <aesok@post.ru>
21120 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
21121 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
21122 (expand_epilogue): Restore RAMPZ register.
21123 * config/avr/avr.md (RAMPZ_ADDR): New constant.
21125 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
21127 * config/i386/cygwin.asm: (__alloca): Correct calling
21128 convention and alignment.
21129 (__chkstk): Force 8 byte stack alignment.
21131 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
21132 Richard Guenther <rguenther@suse.de>
21134 PR tree-optimization/33992
21135 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
21136 the zero we compare against.
21138 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
21140 PR libfortran/35063
21141 * gthr-win32.h (__gthread_mutex_destroy_function): New function
21142 to CloseHandle after unlocking to prevent accumulation of handle
21145 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21147 PR middle_end/34150
21148 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
21149 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
21150 and update LABEL_NUSES during and after reload.
21152 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
21154 PR middle-end/34627
21155 * combine.c (simplify_if_then_else): Make sure the comparison is
21156 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
21158 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
21161 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
21162 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
21163 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
21164 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
21165 * tree.h (get_type_static_bounds): Likewise.
21167 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21169 * doc/invoke.texi (Option Summary, C++ Dialect Options)
21170 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21171 Make -Wfoo language annotations match what the compiler outputs.
21173 2008-02-08 Sa Liu <saliu@de.ibm.com>
21175 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
21176 intrinsics spu_convts, spu_convtu, spu_convtf.
21178 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
21180 * doc/extend.texi (Function Attributes) <noinline>: Mention
21181 asm ("") as method to keep calls.
21183 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21186 * doc/options.texi (Options): Replace references to opts.sh with
21188 * opts-common.c: Likewise.
21189 * optc-gen.awk: Likewise.
21191 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
21193 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
21195 2008-02-07 Richard Henderson <rth@redhat.com>
21198 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
21199 EXPR_LIST for the REG_EQUAL instead of a comparison with a
21202 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
21204 PR tree-optimization/35085
21205 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
21206 for operand entry oe2 in addition to operand entry oe3 in order to
21207 expose more opportunities for vectorizer sum reduction.
21209 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21212 * Makefile.in (LIBS): Remove $(GMPLIBS).
21213 (cc1-dummy, cc1): Add $(GMPLIBS).
21215 2008-02-06 Jan Hubicka <jh@suse.cz>
21218 * i386.md (moddf_integer): Do not produce partial memory stalls for
21219 targets where it hurts.
21221 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
21224 * optabs.c (expand_float): Do not check for decimal modes when
21225 expanding unsigned integer through signed conversion.
21227 2008-02-06 Nick Clifton <nickc@redhat.com>
21229 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
21230 inside the clobber with a match_operand and duplicated operand
21231 number in the constraint.
21232 (ineqbranchsi): Delete redundant comment.
21234 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
21236 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
21237 builtin_define ("__USE_INIT_FINI__").
21238 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
21240 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
21242 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21244 PR documentation/30330
21245 * doc/invoke.texi (C++ Dialect Options)
21246 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21247 For each warning option -Wfoo that allows -Wno-foo, ensure both
21248 -Wfoo and -Wno-foo are listed in the option index. Fix index
21249 entry of -Wswitch-default, index -Wnormalized= including the
21250 `=', and -Wlarger-than-@var{len} including @var{len}.
21252 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21254 * config/i386/i386.md (floatunssisf2): Use
21255 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
21256 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
21257 Macroize expander using MODEF mode iterator.
21259 2008-02-05 Diego Novillo <dnovillo@google.com>
21261 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
21264 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
21266 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21269 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
21271 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
21274 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
21275 to indicate if a message should be generated.
21276 (init_cumulative_args): Updated.
21277 (function_value_32): Likewise.
21279 2008-02-05 Joseph Myers <joseph@codesourcery.com>
21281 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
21283 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21286 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
21287 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
21289 2008-02-04 Diego Novillo <dnovillo@google.com>
21291 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
21294 * tree-vrp.c (vrp_evaluate_conditional): With
21295 -Wtype-limits, emit a warning when comparing against a
21296 constant outside the natural range of OP0's type.
21298 2008-02-04 Richard Guenther <rguenther@suse.de>
21300 PR middle-end/33631
21301 * expr.c (count_type_elements): Give for unions instead of
21304 2008-02-04 Richard Guenther <rguenther@suse.de>
21306 PR middle-end/35043
21307 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
21308 to TYPE_DOMAINs base type instead of using bitsizetype here.
21310 2008-02-03 Jason Merrill <jason@redhat.com>
21312 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
21314 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21317 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
21318 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
21319 (RS/6000 and PowerPC Options): Fix typos and markup.
21320 * doc/passes.texi (Tree-SSA passes): Likewise.
21322 2008-02-02 Michael Matz <matz@suse.de>
21325 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
21326 from record_last_reg_set_info.
21327 (record_last_reg_set_info): Take an RTX argument, iterate over all
21328 constituent hardregs.
21329 (record_last_set_info, record_opr_changes): Change calls to
21330 new signature or to record_last_reg_set_info_regno.
21332 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
21334 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
21336 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
21338 PR rtl-optimization/34773
21339 * reg-notes.def (EQUAL): Mention significance of combination of
21340 REG_EQUAL and REG_RETVAL.
21341 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
21342 insn that has a REG_RETVAL.
21344 2008-02-01 Roger Sayle <roger@eyesopen.com>
21347 * configure.ac (--enable-fixed-point): Disable unless explicitly
21349 * configure: Regenerate.
21351 2008-02-01 Richard Guenther <rguenther@suse.de>
21354 * invoke.texi (-finline-limit): Remove no longer true parts
21355 of the documentation. Note that there is no default value.
21357 2008-02-01 Andrew Pinski <pinskia@gmail.com>
21358 Mark Mitchell <mark@codesourcery.com>
21359 Ben Elliston <bje@au.ibm.com>
21362 * doc/extend.texi (Other Builtins): Document.
21364 2008-01-31 Tom Browder <tom.browder@gmail.com>
21366 * doc/c-tree.texi (Types): Fix grammar.
21367 (Expression trees): Ditto.
21368 * doc/passes.texi (Tree-SSA passes): Ditto.
21370 * doc/configterms.texi (Configure Terms): Fix typo.
21371 * doc/cpp.texi (Common Predefined Macros): Ditto.
21372 * doc/md.texi (Machine Constraints): Ditto.
21374 * doc/makefile.texi (Makefile): Add comma.
21376 2008-01-31 Tom Browder <tom.browder@gmail.com>
21377 Gerald Pfeifer <gerald@pfeifer.com>
21379 * doc/sourcebuild.texi (Front End): Remove references to CVS
21380 and CVSROOT/modules.
21381 (Texinfo Manuals): Replace reference to CVS by one to SVN.
21382 (Back End): Remove reference to CVS.
21384 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21387 * config/mips/mips.c (gen_load_const_gp): New function, taking a
21389 (mips16_gp_pseudo_reg): ...here.
21390 * config/mips/mips.md (load_const_gp): Replace with...
21391 (load_const_gp_<mode>): ...this :P-based insn.
21393 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21395 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
21396 options. Minor fixes.
21397 (-std): Move reference to standards closer to where language
21398 standards are first mentioned.
21400 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21402 PR rtl-optimization/34995
21403 * reload.c (alternative_allows_const_pool_ref): Take an rtx
21404 parameter and return a bool. If the rtx parameter is nonnull,
21405 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
21406 (find_reloads): Update call accordingly. Pass the new operand
21407 if it needed no address reloads, otherwise pass null.
21409 2008-01-30 Richard Henderson <rth@redhat.com>
21412 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
21413 for unbounded arrays.
21415 2008-01-30 Silvius Rus <rus@google.com>
21417 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
21419 2008-01-30 Jan Hubicka <jh@suse.cz>
21422 * i386.c (init_cumulative_args): Use real function declaration when
21425 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
21427 PR rtl-optimization/34998
21428 * global.c (build_insn_chain): Treat non-subreg_lowpart
21429 SUBREGs of pseudos as clobbering all the words covered by the
21430 SUBREG, not just all the bytes.
21431 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
21432 original df_ref rather than an extract parameter.
21433 (global_conflicts): Update call accordingly.
21435 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
21437 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
21438 the overflow check to make it easier to read.
21439 (__fixtfdi): Change the type of the ll member in union
21440 long_double to UDItype_x.
21442 2008-01-30 Jakub Jelinek <jakub@redhat.com>
21444 PR middle-end/34969
21445 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
21446 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
21447 * tree-inline.c (fold_marked_statements): Call
21448 cgraph_update_edges_for_call_stmt if folding a call statement.
21449 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
21450 debug_generic_stmt calls, reset it back afterwards.
21453 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
21455 * c-typeck.c (build_external_ref): Don't pedwarn about
21456 static vars in current function's scope.
21458 2008-01-29 Joseph Myers <joseph@codesourcery.com>
21460 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
21462 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
21465 * ipa-struct-reorg.c: Fix spelling.
21466 * params.def: Ditto.
21468 2008-01-29 Richard Guenther <rguenther@suse.de>
21470 PR middle-end/35006
21471 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
21473 * tree-inline.c (remap_type): Increment remapping_type_depth
21474 around remapping types.
21475 (copy_body_r): Only add referenced variables if they are referenced
21476 from code, not types.
21478 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
21489 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
21490 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
21492 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
21495 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
21496 pointer for tiny stack.
21498 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21500 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21502 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21504 * config/vx-common.h: Fix typo in comment.
21506 2008-01-28 Ian Lance Taylor <iant@google.com>
21510 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21511 coalesce pointers if they have different DECL_NO_TBAA_P values.
21512 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21513 between variables with different DECL_NO_TBAA_P values.
21515 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21518 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21519 are not legitimate small data references on SPE targets.
21521 2008-01-28 David Daney <ddaney@avtrex.com>
21523 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21525 2008-01-28 David Daney <ddaney@avtrex.com>
21527 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21529 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21531 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21532 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21533 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21534 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21535 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21536 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21537 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21538 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21540 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21542 * basic-block.h (condjump_equiv_p): Fix comment.
21544 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21546 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21547 print_generic_stmt_indented): Fix comment.
21549 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21551 * configure.ac (__stack_chk_fail): Add detecion for availability
21552 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21553 * configure: Regenerate.
21555 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21557 PR middle-end/34688
21558 * final.c (output_addr_const): Handle TRUNCATE.
21560 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21563 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21564 (zero_cost, infinite_cost): New constants.
21565 (struct cost_pair): Change type of cost to comp_cost.
21566 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21567 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21569 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21570 split_address_cost, ptr_difference_cost, difference_cost,
21571 get_computation_cost_at, get_computation_cost,
21572 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21573 determine_use_iv_cost_condition, determine_use_iv_costs,
21574 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21575 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21576 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21577 Change type of cost to comp_cost.
21578 (determine_iv_cost): Increase cost of non-original ivs, instead
21579 of decreasing the cost of original ones.
21580 (get_address_cost): Indicate the complexity of the addressing mode
21582 (try_add_cand_for): Prefer using ivs not specific to some object.
21583 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21585 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21586 Janis Johnson <janis187@us.ibm.com>
21589 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21590 (TARGET_INSTANTIATE_DECLS): Likewise.
21591 * target.h (expand_to_rtl_hook): New target hook.
21592 (instantiate_decls): Likewise.
21593 * function.c (instantiate_decl): Make non-static. Rename to...
21594 (instantiate_decl_rtl): ... this.
21595 (instantiate_expr): Use instantiate_decl_rtl.
21596 (instantiate_decls_1): Likewise.
21597 (instantiate_decls): Likewise.
21598 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21599 * function.h (instantiate_decl_rtl): Add prototype.
21600 * cfgexpand.c (target.h): New include.
21601 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21602 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21603 (TARGET_INSTANTIATE_DECLS): Likewise.
21604 (TARGET_INITIALIZER): New target hooks added.
21605 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21607 * config/rs6000/rs6000.c (tree-flow.h): New include.
21608 (machine_function): Add sdmode_stack_slot field.
21609 (rs6000_alloc_sdmode_stack_slot): New function.
21610 (rs6000_instantiate_decls): Likewise.
21611 (rs6000_secondary_memory_needed_rtx): Likewise.
21612 (rs6000_check_sdmode): Likewise.
21613 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21614 (TARGET_INSTANTIATE_DECLS): Likewise.
21615 (rs6000_hard_regno_mode_ok): Allow SDmode.
21616 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21617 (rs6000_emit_move): Handle SDmode.
21618 (function_arg_advance): Likewise.
21619 (function_arg): Likewise.
21620 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21621 SDmode var args for 32-bit compiles.
21622 (rs6000_secondary_reload_class): Handle SDmode.
21623 (rs6000_output_function_epilogue): Likewise.
21624 (rs6000_function_value): Simplify if statement.
21625 (rs6000_libcall_value): Likewise.
21626 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21627 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21628 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21629 (movsd_hardfloat): New define_insn.
21630 (movsd_softfloat): Likewise.
21631 (movsd_store): Likewise.
21632 (movsd_load): Likewise.
21633 (extendsddd2): Likewise.
21634 (extendsdtd2): Likewise.
21635 (truncddsd2): Likewise.
21636 (movdd_hardfloat64): Fixup comment.
21637 (UNSPEC_MOVSD_LOAD): New constant.
21638 (UNSPEC_MOVSD_STORE): Likewise.
21640 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21643 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21645 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21646 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21647 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21648 and TRUTH_XOR_EXPR.
21650 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21653 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21654 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21655 __LONGDOUBLE128 too.
21656 * config/rs6000/aix61.h: New file.
21658 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21660 PR rtl-optimization/34959
21661 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21662 popcount and parity rtxes the same mode as their operand.
21663 Truncate or extend the result to the return value's mode
21666 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21669 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21670 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21671 to GOT_VERSION_REGNUM.
21672 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21673 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21674 * config/mips/mips.c (mips_emit_call_insn): New function.
21675 (mips_call_tls_get_addr): Call mips_expand_call directly.
21676 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21678 (mips16_build_call_stub): Likewise. Return the call insn or null.
21679 (mips_expand_call): Update the call to mips16_build_call_stub
21680 accordingly and a remove redundant condition. Assert that MIPS16
21681 stubs do not use lazy binding. Use mips_emit_call_insn and return
21683 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21685 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21686 (mips_avoid_hazard): Remove hazard_set handling.
21687 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21688 (UNSPEC_RESTORE_GP): ...this.
21689 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21690 (FAKE_CALL_REGNO): Rename to...
21691 (GOT_VERSION_REGNUM): ...this.
21692 (type): Add "ghost" value. Add an associated insn reservation.
21693 (hazard_set): Remove.
21694 (exception_receiver): Rename to...
21695 (restore_gp): ...this and update the unspec identifier accordingly.
21696 (exception_receiver, nonlocal_got_receiver): New expanders.
21697 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21698 FAKE_CALL_REGNO. Remove hazard_set attribute.
21699 (set_got_version, update_got_version): New patterns.
21701 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21704 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21706 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21709 * doc/install.texi2html: Generate gcc-vers.texi.
21711 2008-01-25 DJ Delorie <dj@redhat.com>
21713 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21715 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21717 * config/c4x: Remove directory.
21718 * config.gcc (crx-*, mt-*): Mark obsolete.
21719 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21720 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21721 sh-*-rtemscoff*): Remove cases.
21722 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21723 * real.c (encode_c4x_single, decode_c4x_single,
21724 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21725 c4x_extended_format): Remove.
21726 * real.h (c4x_single_format, c4x_extended_format): Remove.
21727 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21729 (Pragmas): Remove comment about c4x pragmas.
21730 * doc/install.texi (c4x): Remove target-specific instructions.
21731 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21732 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21733 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21734 refer to C4x source files as examples.
21735 (C4X_FLOAT_FORMAT): Remove documentation.
21737 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21739 * config/bfin/bfin.c (override_options): Reorder tests so that
21740 flag_pic gets enabled for -msep-data.
21742 2008-01-25 Richard Guenther <rguenther@suse.de>
21744 PR middle-end/32244
21745 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21746 to its bitfield precision if required.
21748 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21750 PR middle-end/33880
21751 * tree-nested.c (walk_omp_for): New function.
21752 (convert_nonlocal_reference, convert_local_reference): Call
21753 walk_omp_for on OMP_FOR.
21754 (convert_call_expr): Call walk_body on OMP_FOR's
21755 OMP_FOR_PRE_INIT_BODY.
21757 2008-01-25 Richard Guenther <rguenther@suse.de>
21759 PR tree-optimization/34966
21760 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21761 default defs and PHI_NODEs we have to insert after the
21762 defining statement.
21764 2008-01-24 Nick Clifton <nickc@redhat.com>
21766 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21767 Provide a default definition.
21768 (LIBGCC2_UNITS_PER_WORD): Likewise.
21770 * config/stormy16/stormy16.c: Include df.h for the prototype
21771 for df_regs_ever_live_p.
21772 (xstormy16_expand_builtin_va_start): Convert the stack offset
21773 into a component_ref and then use POINTER_PLUS_EXPR to add it
21774 to the incoming_virtual_args_rtx.
21775 (xstormy16_gimplify_va_arg_expr): Rename to
21776 xstormy16_gimplify_va_arg_expr.
21777 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21778 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21779 xstormy16_gimplify_va_arg_expr.
21780 Fix up some formatting issues.
21782 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21783 Move to predicates.md.
21784 (xs_hi_general_operand): Likewise.
21785 (xs_hi_nonmemory_operand): Likewise.
21786 * config/stormy16/predicates.md:
21787 (xstormy16_carry_plus_operand): New predicate.
21788 (xs_hi_general_operand): New predicate.
21789 (xs_hi_nonmemory_operand): New predicate.
21790 * config/stormy16/stormy16-protos.h:
21791 (xstormy16_carry_plus_operand): Delete prototype.
21792 (xs_hi_general_operand): Likewise.
21793 (xs_hi_nonmemory_operand): Likewise.
21795 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21796 modifiers as they are no longer needed and they can trigger
21797 reload spill failures.
21799 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21800 with a match_operand in order to help reload.
21802 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21803 constraint with 'e' for the 8th alternative as this version of
21804 the mov.w instruction only accepts the lower 8 registers.
21806 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21809 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21810 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21813 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21815 PR middle-end/33333
21816 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21818 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21820 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21822 (remove_structure): Update allocations list before removing structure.
21824 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21826 * ipa-struct-reorg.c (is_safe_cond_expr,
21827 create_new_stmts_for_cond_expr): Use integer_zerop function,
21828 that recognize not only zero-pointer, but zero-integer too.
21830 2008-01-25 Ben Elliston <bje@au.ibm.com>
21833 * fixproto: Escape "." in sed expression that strips leading "./".
21835 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21838 * gcc.c (SWITCH_OK): Removed.
21839 (SWITCH_LIVE): Changed to bit.
21840 (SWITCH_FALSE): Likewise.
21841 (SWITCH_IGNORE): Likewise.
21842 (switchstr): Change live_cond to unsigned int.
21843 (process_command): Replace SWITCH_OK with 0.
21844 (do_self_spec): Likewise.
21845 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21846 (give_switch): Likewise.
21847 (used_arg): Likewise.
21848 (do_spec_1): Set the SWITCH_IGNORE bit.
21849 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21850 bits. Set the SWITCH_LIVE bit.
21852 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21854 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21856 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21858 PR tree-optimization/34472
21859 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21860 parameter to a "bool *" and set *DATA to false if there is
21861 an unsafe access. Do not delete the structure here.
21862 (check_cond_exprs): Delete it here instead.
21863 (check_cond_exprs, exclude_cold_structs): Do not increase
21864 I when removing a structure.
21866 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21869 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21870 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21872 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21874 PR middle-end/34934
21875 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21876 a fixed vector for stack.
21878 2008-01-24 Ben Elliston <bje@au.ibm.com>
21881 * doc/gcc.texi (Software development): Add a direntry for g++.
21883 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21885 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21886 stale and straggling -fforce-addr comments above.
21888 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21890 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21891 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21893 2008-01-23 Michael Matz <matz@suse.de>
21896 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21899 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21901 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21902 malloc result type.
21904 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21906 * config/avr/avr.c (avr_current_arch): New variable.
21907 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21908 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21909 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21910 (avr_override_options): Init 'avr_current_arch'.
21911 (base_arch_s): Move from here...
21912 * config/avr/avr.h (base_arch_s): ... here. Add new members
21913 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21914 'mega' to 'have_jmp_call'.
21915 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21916 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21918 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21920 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21921 MULTILIB_MATCHES): Ditto.
21923 2008-01-23 Richard Guenther <rguenther@suse.de>
21925 PR middle-end/31529
21926 * cgraphunit.c (cgraph_reset_node): Always mark the node
21927 not reachable if it is not queued already.
21929 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21931 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21932 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21933 (cputype_selected): New static variable.
21934 (bfin_handle_option): Set it if -mcpu is used.
21935 (override_option): Select default set of workarounds if no cpu type
21936 selected on the command line.
21937 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21939 From Michael Frysinger <michael.frysinger@analog.com>
21940 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21941 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21943 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21944 for bf547, bf523, bf524, and bf526.
21945 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21947 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21948 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21949 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21950 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21951 * doc/invoke.texi (Blackfin Options): Document that
21952 -mcpu now accept bf547, bf523, bf524, and bf526.
21954 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21956 PR rtl-optimization/34628
21957 * combine.c (try_combine): Stop and undo after the first combination
21958 if an autoincrement side-effect on the first insn has effectively
21961 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21964 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21965 Offset addresses are not valid for Altivec or paired float modes.
21967 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21970 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21971 if DECL_INITIAL (decl) is error_mark_node.
21974 * c-common.c (handle_vector_size_attribute): Only allow
21975 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21976 the same way as pointer, array etc. types.
21977 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21980 * tree.c (build_type_attribute_qual_variant): Call
21981 build_qualified_type if attributes are equal, but quals are not.
21983 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21986 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21987 * flags.h (warn_strict_aliasing): Remove.
21988 (warn_strict_overflow): Remove.
21989 * opts.c (warn_strict_aliasing): Remove.
21990 (warn_strict_overflow): Remove.
21991 * c-opts.c (c_common_handle_option): -Wall only sets
21992 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21993 (c_common_post_options): Give default values to -Wstrict-aliasing
21994 and -Wstrict-overflow if they are uninitialized.
21995 * common.opt (Wstrict-aliasing): Specify Var and Init.
21996 (Wstrict-overflow): Likewise.
21998 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
22000 PR rtl-optimization/26854
22001 PR rtl-optimization/34400
22002 PR rtl-optimization/34884
22003 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
22005 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
22006 (df_rd_bb_info.expanded_lr_out): Deleted
22007 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
22008 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
22009 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22010 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22011 Removed code to allocate, initialize or free expanded_lr_out.
22012 (df_rd_bb_local_compute_process_def): Restructured to make more
22014 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
22015 sets if the sets are being trimmed.
22017 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
22020 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
22021 (as_vers): Likewise.
22022 * configure: Regenerated.
22024 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22026 PR middle-end/33092
22027 * tree-pass.h (pass_build_alias): New pass.
22028 * tree-ssa-alias.c (gate_build_alias): New.
22029 (pass_build_alias): New.
22030 * passes.c (init_optimization_passes): Add pass_build_alias after
22031 pass_create_structure_vars.
22033 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
22035 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
22036 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
22037 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
22038 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
22039 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
22040 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
22041 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
22042 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
22043 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
22044 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
22045 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
22046 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
22047 * config/s390/s390.md (FP_ALL): New mode iterator.
22048 (_d): New mode attribute.
22049 ("*signbit<mode>2>"): Changed mode of first operand.
22050 ("isinf<mode>2"): Changed mode of first operand.
22051 ("*TDC_insn"): Adaptation for DFP modes.
22053 2008-01-22 Ben Elliston <bje@au.ibm.com>
22055 * tree.c (check_qualified_type): Improve function description.
22057 2008-01-21 Jason Merrill <jason@redhat.com>
22060 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
22061 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
22064 2008-01-21 DJ Delorie <dj@redhat.com>
22066 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
22069 2008-01-21 Richard Guenther <rguenther@suse.de>
22071 PR middle-end/34856
22072 * tree-cfg.c (verify_expr): Allow all invariant expressions
22073 instead of just constant class ones as reference argument.
22074 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
22075 like any other constant.
22076 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
22078 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
22080 * regmove.c (fixup_match_1): Update call crossed frequencies.
22082 2008-01-21 Richard Guenther <rguenther@suse.de>
22085 * tree-inline.c (setup_one_parameter): Deal with mismatched
22086 types using a VIEW_CONVERT_EXPR.
22088 2008-01-21 Alon Dayan <alond@il.ibm.com>
22089 Olga Golovanevsky <olga@il.ibm.com>
22091 PR tree-optimization/34701
22092 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
22093 when the structure size is not a power of 2.
22095 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
22097 * doc/install.texi: Add doc for --enable-checking=df.
22099 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
22101 PR rtl-optimization/34808
22102 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
22104 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22106 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
22109 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
22111 PR rtl-optimization/26854
22112 PR rtl-optimization/34400
22113 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
22115 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
22116 (df_rd_bb_info.expanded_lr_out): New.
22117 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
22118 * loop_iv.c (iv_analysis_loop_init): Ditto.
22119 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22120 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22121 Added code to allocate, initialize or free expanded_lr_out.
22122 (df_rd_bb_local_compute_process_def): Restructured to make
22123 more understandable.
22124 (df_rd_confluence_n): Add code to do nothing with fake edges and
22125 code to no apply invalidate_by_call sets if the sets are being trimmed.
22126 (df_lr_local_finalize): Renamed to df_lr_finalize.
22127 (df_live_local_finalize): Renamed to df_live_finalize.
22129 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22132 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
22133 deciding whether to use reciprocal instructions.
22135 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
22137 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
22138 dwarf2out_note_section_used if cold_text_section is NULL.
22140 2008-01-19 Jakub Jelinek <jakub@redhat.com>
22142 PR gcov-profile/34610
22143 * tree-cfg.c (make_edges): Mark both outgoing edges from
22144 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
22145 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
22146 from OMP_FOR and OMP_CONTINUE outgoing edges.
22148 * tree-profile.c (tree_profiling): Return early if
22149 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
22151 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
22152 from cfun to child_cfun.
22153 * function.h (struct function): Add after_tree_profile bit.
22155 2008-01-19 Anatoly Sokolov <aesok@post.ru>
22157 * config/avr/avr.S (_exit): Disable interrupt.
22159 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
22160 Steven Bosscher <stevenb.gcc@gmail.com>
22162 PR rtl-optimization/26854
22163 PR rtl-optimization/34400
22164 * df-problems.c (df_live_scratch): New scratch bitmap.
22165 (df_live_alloc): Allocate df_live_scratch when doing df_live.
22166 (df_live_reset): Clear the proper bitmaps.
22167 (df_live_bb_local_compute): Only process the artificial defs once
22168 since the order is not important.
22169 (df_live_init): Init the df_live sets only with the variables
22170 found live by df_lr.
22171 (df_live_transfer_function): Use the df_lr sets to prune the
22172 df_live sets as they are being computed.
22173 (df_live_free): Free df_live_scratch.
22175 2008-01-18 Ian Lance Taylor <iant@google.com>
22177 * common.opt: Add fmerge-debug-strings.
22178 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
22179 flag_merge_debug_strings rather than flag_merge_constants.
22180 * doc/invoke.texi (Option Summary): Mention
22181 -fmerge-debug-strings.
22182 (Debugging Options): Document -fmerge-debug-strings.
22184 2008-01-18 Ian Lance Taylor <iant@google.com>
22187 * tree.h (DECL_IS_OPERATOR_NEW): Define.
22188 (struct tree_function_decl): Add new field operator_new_flag.
22189 * tree-inline.c (expand_call_inline): When inlining a call to
22190 operator new, force the return value to go into a variable, and
22191 set DECL_NO_TBAA_P on that variable.
22192 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
22194 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
22197 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
22198 DWARF2_DEBUGGING_INFO.
22199 (dwarf2out_note_section_used): Ditto. Add prototype.
22200 (have_multiple_function_sections, text_section_used,
22201 cold_text_section_used, *cold_text_sections): Move declarations
22204 2008-01-17 Bob Wilson <bob.wilson@acm.org>
22206 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
22207 field and add signal_ra.
22208 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
22209 assignments to frame state pc. Move end of stack check after
22210 MD_FALLBACK_FRAME_STATE_FOR.
22211 (uw_update_context_1): Use frame state signal_regs if set, instead
22212 of checking signal_frame flag.
22213 (uw_update_context): Use frame state signal_ra if set.
22214 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
22215 * config/xtensa/linux-unwind.h: New file.
22217 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
22219 * modulo-sched.c (get_sched_window): Fix comment typo.
22221 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
22223 PR tree-optimization/34648
22224 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
22226 2008-01-17 Anatoly Sokolov <aesok@post.ru>
22228 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
22229 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
22231 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
22233 PR rtl-optimization/34400
22234 * df-core.c (df_worklist_dataflow_overeager,
22235 df_worklist_dataflow_doublequeue): New functions.
22236 (df_worklist_dataflow): Two different worklist solvers.
22237 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
22240 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22243 * doc/invoke.texi: Document the dependence on pthread for fopenmp
22244 and ftree-parallelize-loops.
22246 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
22248 PR rtl-optimization/34826
22249 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
22251 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
22253 * global.c (find_reg): Mark the eh regs as used if necessary.
22254 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
22255 * ra.h (struct allocno): no_eh_reg field added. Changed
22256 no_stack_reg type to bitfield.
22258 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
22260 * tree.c (substitute_in_expr): Add missing 'break'.
22262 2008-01-17 Richard Guenther <rguenther@suse.de>
22264 PR tree-optimization/34825
22265 * tree-ssa-math-opts.c (is_division_by): Do not recognize
22266 x / x as division to handle.
22268 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22270 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
22271 "-pthread" is specified.
22272 * pa-hpux11.h (LIB_SPEC): Likewise.
22274 2008-01-16 Janis Johnson <janis187@us.ibm.com>
22275 Peter Bergner <bergner@vnet.ibm.com>
22277 PR rtl-optimization/33796
22278 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
22280 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22282 PR libgfortran/34699
22283 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
22285 * pa-hpux10.h (LINK_SPEC): Likewise.
22286 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
22288 2008-01-16 Richard Guenther <rguenther@suse.de>
22290 PR middle-end/32628
22291 * fold-const.c (fold_convert_const_int_from_int): Do not
22292 set overflow if that occured only because of a sign extension
22293 change when converting from/to a sizetype with the same
22294 precision and signedness.
22296 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22299 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
22300 location address to the correct place. Update copyright year.
22302 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22304 * lambda-code.c (lambda_transform_legal_p): Handle the case of
22305 no dependences in the dependence_relations vector.
22307 2008-01-16 Jan Hubicka <jh@suse.cz>
22309 PR rtl-optimization/31396
22310 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
22311 * cfg.c (dump_reg_info): Print it.
22312 * regs.h (struct reg_info_t): add freq_calls_crossed.
22313 (REG_FREQ_CALLS_CROSSED): New macro.
22314 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
22315 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
22316 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
22317 regmove_optimize): Update call crossed frequencies.
22318 * local-alloc.c (struct qty): Add freq_calls_crossed.
22319 (alloc_qty): Copute freq_calls_crossed.
22320 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
22321 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
22322 * ra.h (struct allocno): Add freq_calls_crossed.
22324 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22326 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
22327 libgomp when compiling with ftree-parallelize-loops.
22328 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
22330 2008-01-16 Richard Guenther <rguenther@suse.de>
22332 PR tree-optimization/34769
22333 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
22334 * tree.c (int_cst_value): Instead make this function more
22335 permissive in what it accepts as valid input. Document this
22336 function always sign-extends the value.
22338 2008-01-16 Jakub Jelinek <jakub@redhat.com>
22339 Richard Guenther <rguenther@suse.de>
22342 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
22343 (gimple_fold_indirect_ref_rhs): ... this.
22344 (gimple_fold_indirect_ref): New function with foldings
22345 that preserve lvalueness.
22346 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
22347 * tree-flow.h (gimple_fold_indirect_ref): Declare.
22348 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
22349 to fold an INDIRECT_REF, fall back to the old use of
22350 fold_indirect_ref_1.
22352 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22354 * tree-data-ref.c (subscript_dependence_tester_1): Call
22355 free_conflict_function.
22356 (compute_self_dependence): Same.
22358 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22361 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
22362 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
22364 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
22365 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
22366 for DWARF2_UNWIND_INFO targets.
22368 2008-01-16 Richard Guenther <rguenther@suse.de>
22371 * c-typeck.c (common_pointer_type): Do not merge inconsistent
22372 type qualifiers for function types.
22374 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
22376 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
22377 loop_iterator li from previous commit.
22379 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
22381 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
22383 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22385 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
22386 (parallelize_loops): Don't parallelize irreducible components.
22388 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22391 * c-opts (c_common_post_options): Do not enable CPP
22392 flag_pedantic_errors by default.
22394 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
22396 PR rtl-optimization/31944
22397 * cse.c (remove_pseudo_from_table): New function.
22398 (merge_equiv_classes): Use above function to remove pseudo-registers.
22399 (invalidate): Likewise.
22401 2008-01-13 Richard Guenther <rguenther@suse.de>
22403 PR middle-end/34601
22404 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
22405 instead of TYPE_MODE to deal with calls from expand_one_error_var.
22407 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
22409 * gcse.c (cprop_jump): Call validate_unshare_change instead of
22410 validate_change to unshare the source of the PC set.
22412 2008-01-12 Jan Hubicka <jh@suse.cz>
22414 PR middle-end/32135
22415 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
22416 references above array bounds. This might trigger bounds checks for
22417 pointers to arrays.
22419 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22421 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
22422 new_replaceable_dependencies.
22424 2008-01-12 Doug Kwan <dougkwan@google.com>
22426 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
22427 instead of OPT_Wreturn_type in warning due to ignored return type
22429 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
22430 options included in -Wextra.
22431 * c.opt: New option -Wignored_qualifiers.
22432 * doc/invoke.texi (Warning Options, -Wextra): Add new option
22433 -Wignore_qualifiers.
22434 (-Wignored-qualifiers): Document.
22435 (-Wreturn-type): Remove description of functionality now handled
22436 by -Wignored-qualifiers.
22438 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
22441 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
22442 NOP_EXPR if it is between integral types with the same precision.
22444 2008-01-12 Jan Hubicka <jh@suse.cz>
22447 * invoke.texi (max-inline-recursive-depth): Fix default value.
22449 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
22451 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
22454 2008-01-11 Bob Wilson <bob.wilson@acm.org>
22456 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
22458 2008-01-11 James E. Wilson <wilson@specifix.com>
22461 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
22463 2008-01-11 Anatoly Sokolov <aesok@post.ru>
22465 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
22466 save/restore frame pointer register and don't use 'call-prologues'
22467 optimization in function with "OS_task" attribute.
22469 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
22471 PR middle-end/31309
22472 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
22473 when copying to memory.
22475 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
22477 PR rtl-optimization/30905
22478 * cfgcleanup.c: Include dce.h
22479 (crossjumps_occured): New global variable.
22480 (try_crossjump_bb): Exit loop after finding a fallthru edge.
22481 If something changed, set crossjumps_occured to true.
22482 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
22483 Don't add/remove fake edges to exit here...
22484 (cleanup_cfg): ...but do it here, when crossjumping.
22485 Run a fast DCE when successful crossjumps occured in the latest
22486 iteration of try_optimize_cfg.
22488 2008-01-11 Richard Guenther <rguenther@suse.de>
22490 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
22491 (struct vn_unary_op_s): Likewise.
22492 (vn_reference_insert): Free old reference on hash collision.
22494 2008-01-10 Raksit Ashok <raksit@google.com>
22496 PR rtl-optimization/27971
22497 * combine.c (find_split_point): Split PLUS expressions which are
22498 inside a MEM rtx, and whose first operand is complex.
22500 2008-01-10 DJ Delorie <dj@redhat.com>
22502 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22503 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22504 (m32c_hard_regno_ok): Call the underlying function.
22506 2008-01-10 Richard Guenther <rguenther@suse.de>
22508 PR middle-end/34683
22509 * tree-cfg.c (tree_merge_blocks): Do not go through the
22510 full-blown folding and stmt updating path if we just deal
22511 with virtual operands.
22512 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22513 test for abnormal SSA_NAMEs.
22515 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22517 PR middle-end/34641
22518 * reload.c (push_reload): Add assertions. All constants from
22519 reg_equiv_constant should have been used for replacing the respective
22521 (find_reloads_address): Invoke find_reloads_address_part for
22522 constant taken from the reg_equiv_constant array.
22524 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22526 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22527 field (valnum) the first in the struct. Replace bools with
22530 2008-01-10 Richard Guenther <rguenther@suse.de>
22532 PR tree-optimization/34651
22533 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22534 types and ordering for masking and converting.
22536 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22538 PR tree-optimization/34017
22539 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22540 also for PHI_NODE expressions.
22542 2008-01-09 Jan Hubicka <jh@suse.cz>
22544 PR tree-optimization/34708
22545 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22546 based on number of case labels.
22547 (init_inline_once): Remove switch_cost.
22548 * tree-inline.h (eni_weights_d): Remove switch_cost.
22550 2008-01-09 Richard Guenther <rguenther@suse.de>
22551 Andrew Pinski <andrew_pinski@playstation.sony.com>
22553 PR middle-end/30132
22554 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22555 temporary if an rvalue is ok or an lvalue is not required.
22557 2008-01-09 Richard Guenther <rguenther@suse.de>
22559 PR middle-end/34458
22560 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22561 adjust return type.
22563 2008-01-09 Richard Guenther <rguenther@suse.de>
22565 PR middle-end/34679
22566 * tree.c (host_integerp): Check for sizetype only if the
22567 type is an integer type.
22569 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22572 * opts.c (decode_options): Disable inlining of functions called
22573 once if not in unit-at-a-time mode.
22575 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22577 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22579 2008-01-08 Richard Guenther <rguenther@suse.de>
22581 PR middle-end/31863
22582 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22583 out early if the result will be unused.
22585 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22590 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22591 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22594 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22596 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22597 for vectorization tuned.
22599 2008-01-08 Richard Guenther <rguenther@suse.de>
22601 PR tree-optimization/34683
22602 * tree-ssa-operands.c (operand_build_cmp): Export.
22603 * tree-ssa-operands.h (operand_build_cmp): Declare.
22604 * tree-vn.c (vuses_compare): Remove.
22605 (sort_vuses): Use operand_build_cmp.
22606 (sort_vuses_heap): Likewise.
22607 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22608 to re-use old VEC if available. Do not sort already sorted VUSEs.
22609 (vdefs_to_vec): Do not sort already sorted VDEFs.
22611 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22613 PR middle-end/34694
22614 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22616 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22619 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22620 limitations of reciprocal sequences on x86 targets.
22622 2008-01-08 Richard Guenther <rguenther@suse.de>
22624 PR tree-optimization/34683
22625 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22627 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22630 * config/darwin.c (darwin_mergeable_string_section): Don't use
22631 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22633 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22636 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22637 negxf2. Macroize expander using X87MODEF mode iterator. Change
22638 predicates of op0 and op1 to register_operand.
22639 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22640 expander using X87MODEF mode iterator. Change predicates of
22641 op0 and op1 to register_operand.
22642 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22643 corresponding patterns and macroize using MODEF macro. Change
22644 predicates of op0 and op1 to register_operand and remove
22645 "m" constraint. Disparage "r" alternative with "!".
22646 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22647 macroize using X87MODEF macro. Change predicates of op0 and op1
22648 to register_operand and remove "m" constraint. Disparage "r"
22649 alternative with "!".
22650 (absneg splitter with memory operands): Remove.
22651 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22652 patterns and macroize using X87MODEF mode iterator.
22653 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22654 Change predicate of op1 to register_operand.
22655 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22656 for memory operands.
22658 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22660 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22662 2008-01-07 Richard Guenther <rguenther@suse.de>
22664 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22667 2008-01-07 Richard Guenther <rguenther@suse.de>
22669 PR tree-optimization/34683
22670 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22671 VOPs of the needed size to save memory. Use VEC_quick_push
22672 to save compile-time.
22673 (vdefs_to_vec): Likewise.
22675 2008-01-07 Sa Liu <saliu@de.ibm.com>
22677 * config/spu/spu.md (divdf3): Genetate inline code for double
22678 division. The implementation doesn't handle INF or NAN, therefore it
22679 only applies when -ffinite-math-only is given.
22681 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22684 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22685 * doc/cpp.texi ([Common Predefined Macros]): Document.
22687 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22689 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22690 order to use commutative addition instead of subtraction.
22692 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22693 Mircea Namolaru <namolaru@il.ibm.com>
22694 Vladimir Yanovsky <yanov@il.ibm.com>
22695 Revital Eres <eres@il.ibm.com>
22697 PR tree-optimization/34263
22698 * tree-outof-ssa.c (process_single_block_loop_latch,
22699 contains_tree_r): New functions.
22700 (analyze_edges_for_bb): Call process_single_block_loop_latch
22701 function to empty single-basic-block latch block if possible.
22703 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22705 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22707 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22709 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22711 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22713 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22715 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22717 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22719 PR tree-optimization/34618
22720 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22723 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22726 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22727 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22728 Update copyright year.
22730 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22731 Update copyright year.
22732 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22735 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22737 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22738 edge does not point to current bb before changing need_assert.
22740 2008-01-04 Richard Guenther <rguenther@suse.de>
22742 PR middle-end/34029
22743 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22744 for verifying purposes if they are is_gimple_min_invariant.
22746 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22748 PR tree-optimization/34448
22749 PR tree-optimization/34465
22750 * gimplify.c (gimplify_init_constructor): Add new parameter
22751 notify_temp_creation. Use it.
22752 (gimplify_modify_expr_rhs): Take volatiles into account when
22753 optimizing constructors.
22754 Do not optimize constructors if gimplify_init_constructor will dump to
22756 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22757 * gcc.c-torture/compile/pr34448.c: New.
22759 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22761 PR gcov-profile/34609
22762 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22763 return_slot if result is TREE_ADDRESSABLE.
22765 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22767 * config/mips/mips.md (sqrt_condition): Tweak comment.
22768 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22770 2008-01-03 Tom Tromey <tromey@redhat.com>
22773 * c-common.c (c_type_hash): Handle VLAs.
22775 2008-01-03 Jan Hubicka <jh@suse.cz>
22777 PR tree-optimization/31081
22778 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22779 0 when inlining and not inlining to first basic block.
22780 (remap_decl): When var is initialized to 0, don't set default_def.
22781 (expand_call_inline): Set entry_bb.
22782 * tree-inline.h (copy_body_data): Add entry_bb.
22784 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22787 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22790 PR tree-optimization/29484
22791 * tree-inline.c (inline_forbidden_p_2): New function.
22792 (inline_forbidden_p): Disallow inlining if some static var
22793 has an address of a local LABEL_DECL in its initializer.
22794 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22797 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22799 PR tree-optimization/34635
22800 * tree-data-ref.c (add_other_self_distances): Make sure that the
22801 evolution step is constant.
22803 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22805 PR middle-end/34608
22806 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22808 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22810 * tree-sra.c (scalarize_init): Insert the generate_element_init
22811 statements after the generate_element_zero statements.
22813 2008-01-02 Richard Guenther <rguenther@suse.de>
22815 PR middle-end/34093
22816 PR middle-end/31976
22817 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22818 for very large number of operands instead of ICEing.
22820 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22823 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22824 while stack probing.
22826 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22828 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22831 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22833 PR libmudflap/26442
22834 * tree-mudflap.c (mx_register_decls): Guard warning by
22835 !DECL_ARTIFICIAL check.
22837 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22839 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22840 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22841 sse5_perm<mode>): Fix constraints.