1 2008-09-09 Jan Hubicka <jh@suse.cz>
3 * profile.c (is_edge_inconsistent): Add debug output; ignore negative count
5 (is_inconsistent): Add debug output.
7 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
9 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
11 (choose_ready): When first insn is chosen from the ready list, also
14 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
16 PR rtl-optimization/37360
17 * haifa-sched.c (max_issue): Do not assert that we never issue more
18 insns than issue_rate. Add comment.
20 2008-09-09 Richard Guenther <rguenther@suse.de>
22 * tree-cfg.c (verify_types_in_gimple_op): Remove.
23 (verify_types_in_gimple_call): Rename to ...
24 (verify_gimple_call): ... this. Enhance.
25 (verify_types_in_gimple_cond): Remove.
26 (verify_gimple_comparison): New function ...
27 (verify_types_in_gimple_assign): ... split out from here.
28 (verify_types_in_gimple_return): Rename to ...
29 (verify_gimple_return): ... this. Enhance.
30 (verify_types_in_gimple_switch): Rename to ...
31 (verify_gimple_switch): ... this. Enhance.
32 (verify_gimple_goto): New function.
33 (verify_types_in_gimple_phi): Rename to ...
34 (verify_gimple_phi): ... this. Enhance.
35 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
36 Fold in single-statement cases from verify_types_in_gimple_seq_2.
37 (verify_types_in_gimple_seq_2): Remove cases handled in
38 verify_types_in_gimple_stmt.
40 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
42 * config/bfin/bfin.c (n_regs_to_save): New static variable.
43 (push_multiple_operation, pop_multiple_operation): Set it.
44 (workaround_rts_anomaly): New function.
45 (workaround_speculation): New function, broken out of bfin_reorg.
46 (bfin_reorg): Call the new functions.
48 2008-09-09 Richard Guenther <rguenther@suse.de>
52 * gimplify.c (gimplify_conversion): Change conversions of
53 non-register type to VIEW_CONVERT_EXPRs.
54 (gimplify_addr_expr): If we need to make the operand
55 addressable make sure to use a properly initialized
56 temporary for that so it gets a valid gimple store.
58 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
60 * function.h (struct function): Add function_start_locus.
61 * cfgexpand.c (gimple_expand_cfg): Use it.
62 * c-parser.c (c_parser_declaration_or_fndef): Set it.
64 2008-09-09 Richard Guenther <rguenther@suse.de>
66 PR tree-optimization/37433
67 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
70 2008-09-09 Richard Guenther <rguenther@suse.de>
72 PR tree-optimization/37387
73 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
74 and bits to a common type.
76 2008-09-09 Nick Clifton <nickc@redhat.com>
78 * config/v850/v850.md (return): Restore frame size restriction.
80 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
82 * c-common.c (c_expand_decl): Remove.
83 * c-common.h (anon_aggr_type_p): Remove prototype.
84 (DECL_ANON_UNION_ELEMS): Remove.
85 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
86 * c-decl.c (anon_aggr_type_p): Remove.
87 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
88 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
89 * langhooks.h (struct lang_hooks): Remove expand_decl.
90 * langhooks.c (lhd_expand_decl): Remove.
91 * stmt.c (expand_anon_union_decl): Remove.
92 * tree.h (expand_anon_union_decl): Remove prototype.
94 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
97 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
99 * config/avr/avr.md (QISI) : Define mode iterator.
100 (negated_tst<mode>) : Redefine as split using mode macro.
101 (reversed_tstqi): Define insn as reversed compare with zero.
102 (reversed_tsthi): Ditto.
103 (reversed_tstsi): Ditto.
105 2008-09-08 Jakub Jelinek <jakub@redhat.com>
108 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
109 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
112 * predict.c (optimize_function_for_size_p): Don't segfault if
114 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
115 tree_swap_operands_p): Don't test cfun != NULL before calling
116 optimize_function_for_s*_p.
118 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
120 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
123 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
125 * crx/crx.h (IRA_COVER_CLASSES): Define.
127 2008-09-08 Jakub Jelinek <jakub@redhat.com>
130 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
131 even when a stmt has been gimple_modified_p, but after fold_stmt is
132 not any longer. Remove unneeded may_have_exposed_new_symbols
135 2008-09-08 Richard Guenther <rguenther@suse.de>
137 PR tree-optimization/37421
138 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
141 2008-09-08 Jakub Jelinek <jakub@redhat.com>
144 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
146 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
149 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
150 * pa-hpux10.h (LINK_SPEC): Likewise.
151 * pa-hpux11.h (LINK_SPEC): Likewise.
153 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
155 * pa32-regs.h (IRA_COVER_CLASSES): Define.
156 * pa64-regs.h (IRA_COVER_CLASSES): Define.
158 2008-09-07 Helge Deller <deller@gmx.de>
160 * pa/linux-atomic.c: New file.
161 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
162 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
164 2008-09-07 Richard Guenther <rguenther@suse.de>
165 Ira Rosen <irar@il.ibm.com>
167 PR tree-optimization/36630
168 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
169 Call STRIP_NOPS before calling evolution_part_in_loop_num.
171 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
172 Ira Rosen <irar@il.ibm.com>
174 PR tree-optimization/35642
175 * config/rs6000/altivec.md (mulv8hi3): Implement.
177 2008-09-06 Jeff Law <law@redhat.com>
179 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
181 2008-09-06 Jan Hubicka <jh@suse.cz>
183 PR tree-optimization/14703
184 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored declarations.
185 * passes.c (init_optimization_passes): Recompute inline parameters.
187 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
189 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
192 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
193 Peter Fuerst <post@pfrst.de>
195 * doc/invoke.texi: Document -mr10k-cache-barrier=.
196 * doc/extend.texi: Document __builtin_mips_cache.
197 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
198 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
199 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
200 __GCC_HAVE_BUILTIN_MIPS_CACHE.
201 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
202 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
203 (set_push_mips_isas): New variable.
204 (mips_r10k_cache_barrier): New variable.
205 (cache): New availability predicate.
206 (mips_builtins): Add an entry for __builtin_mips_cache.
207 (mips_build_cvpointer_type): New function.
208 (MIPS_ATYPE_CVPOINTER): New macro.
209 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
211 (r10k_simplified_address_p, r10k_simplify_address)
212 (r10k_uncached_address_p, r10k_safe_address_p)
213 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
214 (r10k_needs_protection_p_call, r10k_needs_protection_p)
215 (r10k_insert_cache_barriers): New functions.
216 (mips_reorg_process_insns): Delete cache barriers after a
217 branch-likely instruction.
218 (mips_reorg): Call r10k_insert_cache_barriers.
219 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
220 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
221 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
222 (mips_cache, r10k_cache_barrier): New define_insns.
224 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
226 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
227 * ira-color.c (setup_allocno_left_conflicts_num): Use
228 hard_reg_set_equal_p instead of a comparison with
229 ira_zero_hard_reg_set.
230 * ira.c (setup_reg_subclasses): Likewise.
231 (setup_cover_and_important_classes): Likewise.
232 (setup_class_translate): Likewise.
233 (setup_reg_class_intersect_union): Likewise.
234 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
235 (ira_init_once): Don't initialize them.
237 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
239 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
241 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
243 * ira-color.c (ira_fast_allocation): Permit global allocno
246 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
248 Improved branch hints, safe hints, and scheduling.
250 * haifa-sched.c (sched_emit_insn) : Define.
251 * sched-int.h (sched_emit_insn) : Add prototype.
252 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
253 -mhint-max-distance -msafe-hints) : Document.
254 * config/spu/spu.c (spu_flag_var_tracking): New.
255 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
256 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
257 TARGET_ASM_FILE_START): Define.
258 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
259 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
260 (spu_emit_branch_hint): Add blocks argument.
261 (insert_branch_hints, insert_nops): Remove.
262 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
263 uses_ls_unit, spu_sched_init_global, spu_sched_init,
264 spu_sched_reorder, asm_file_start): New functions.
265 (clock_var, spu_sched_length, pipe0_clock,
266 pipe1_clock, prev_clock_var, prev_priority,
267 spu_ls_first, prev_ls_clock): New static variables.
268 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
269 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
270 (nopn_nv): Add a non-volatile version of nop.
271 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
272 -mhint-max-distance, -msafe-hints): New options.
274 2008-09-05 Janis Johnson <janis187@us.ibm.com>
275 Samuel Tardieu <sam@rfc1149.net>
277 * opts.c (decode_options): Combine nested if statements.
280 * opts.c (decode_options): Handle more relationships among
281 unit-at-a-time, toplevel-reorder, and section-anchors.
283 2008-09-05 David Daney <ddaney@avtrex.com>
285 * doc/install.texi (--enable-reduced-reflection): Document new option.
287 2008-09-05 Bob Wilson <bob.wilson@acm.org>
289 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
291 (constantpool_operand): New.
292 (move_operand): Disallow sub-word modes for the constant pool.
293 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
294 (xtensa_secondary_reload_class): Replace with....
295 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
296 Set icode for sub-word reloads from the constant pool.
297 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
298 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
299 * config/xtensa/xtensa.md (reload<mode>_literal): New.
300 * config/xtensa/xtensa-protos.h: Update prototypes.
302 2008-09-05 Joseph Myers <joseph@codesourcery.com>
304 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
305 (REG_CLASS_NAMES): Update.
306 (REG_CLASS_CONTENTS): Update.
307 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
308 of ALL_REGS for regs 77 and 78.
309 * function.c (instantiate_virtual_regs_in_insn): Assert that
310 return value of simplify_gen_subreg is not NULL.
312 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
314 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
315 (gen_rtvec_v): Fix coding standards.
317 2008-09-04 Jan Hubicka <jh@suse.cz>
319 * i386.c (decide_alg): Be more conservative about optimizing for size.
321 2008-09-04 Ian Lance Taylor <iant@google.com>
323 * varasm.c (narrowing_initializer_constant_valid_p): New
325 (initializer_constant_valid_p): Call it.
327 2008-09-04 Jeff Law <law@redhat.com>
329 * fold-const.c (native_encode_real): Fix computation of WORDS.
330 (native_interpret_real): Likewise.
332 2008-09-04 Janis Johnson <janis187@us.ibm.com>
334 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
336 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
338 * ira-conflicts.c (process_regs_for_copy): Check insn to check
339 that the cost is already taken into account in ira-costs.c
341 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
343 * ira-build.c (print_copy, print_copies, ira_debug_copy,
344 ira_debug_copies): New.
345 (ira_bulid): Call print_copies.
347 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
349 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
352 * config/rs6000/rs6000.c (optimization_options): Remove check of
355 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
357 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
358 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
359 second operand is a reg_imm10_operand.
360 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
361 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
362 (*seq_<GPR:mode><GPR2:mode>): Rename to
363 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
365 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
366 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
368 (*sne_<GPR:mode><GPR2:mode>): Rename to
369 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
372 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
374 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
375 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
376 combining an arithmetic right shift by more than 31 and a
377 trunction. Don't match for out-of-range shift amounts. Set
378 attribute mode to <MODE>.
379 (*lshr32_trunc<mode>): Name the pattern combining a logical right
380 shift by 32 and and a truncation. Set attribute mode to <MODE>.
381 (*<optab>_trunc<mode>_exts): New pattern for truncated right
382 shifts by less than 32.
383 (extv): Change predicate on first operand to accept registers.
384 Change predicate of the other operands from immediate_operand to
385 const_int_operand. Expand exts when source is a register.
386 (extzv): Change predicate of the constant operands from
387 immediate_operand to const_int_operand.
388 (extzv<mode>): Change predicate of the constant operands from
389 immediate_operand to const_int_operand and no constraint. Also
391 (*extzv_trunc<mode>_exts): New pattern.
393 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
395 * config/mips/mips.h (ISA_HAS_CINS): New macro.
396 * config/mips/mips-protos.h (mask_low_and_shift_p,
397 mask_low_and_shift_len): Declare.
398 * config/mips/mips.c (mask_low_and_shift_p,
399 mask_low_and_shift_len): New functions.
400 (mips_print_operand): Handle new operand prefix "m".
401 * config/mips/mips.md (*cins<mode>): New pattern.
403 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
405 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
408 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
410 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
411 regardless of epilogue_completed.
413 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
416 * ira-lives.c (process_bb_node_lives): Check setjmp.
418 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
421 * ira-build.c (form_loop_tree): Reverse BB walk.
422 (create_bb_allocnos): Likewise.
423 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
424 (mark_reg_store): Rename to...
425 (mark_ref_live): ...this and take a df_ref argument instead of
426 note_stores arguments. Assert that we have a register.
427 (mark_reg_clobber): Delete.
428 (def_conflicts_with_inputs_p): New function.
429 (mark_reg_conflicts): Delete.
430 (mark_reg_death): Rename to...
431 (mark_ref_dead): ...this and take a df_ref argument instead of
432 a register. Assert that we have a register.
433 (process_bb_node_lives): Hoist frequency calculation out of
434 instruction walk. Convert from a forwards scan to a backwards scan.
435 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
436 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
437 (create_allocno_live_ranges): Don't create regs_set.
439 2008-09-04 Ian Lance Taylor <iant@google.com>
441 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
443 * calls.c (emit_library_call_value_1): Use MEM_P rather than
444 comparing MODE with MEM.
445 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
446 comparing with GF_PREDICT_TAKEN.
447 (gimple_get_lhs): Change code to enum gimple_code.
448 (gimple_set_lhs): Likewise.
449 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
450 * omp-low.c (find_omp_clause): Change kind parameter to enum
452 * tree-flow.h (find_omp_clause): Update declaration.
453 * regrename.c (clear_dead_regs): Change kind parameter to enum
455 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
457 * see.c (see_get_extension_data): Change return type to enum
458 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
459 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
460 (see_gen_normalized_extension): Change extension_code parameter to
462 (see_seek_pre_extension_expr): Change extension_code to enum
464 (see_merge_one_def_extension): Likewise.
465 (see_handle_relevant_defs): Likewise.
466 (see_handle_relevant_uses): Likewise.
467 (see_analyze_one_def): Likewise.
468 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
469 GIMPLE_ASM rather than ASM_EXPR.
470 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
471 GIMPLE_RETURN rather than RETURN_EXPR.
472 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
473 (evaluate_stmt): Likewise.
474 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
475 to enum vect_relevant.
476 (vect_mark_stmts_to_be_vectorized): Change assertion to not
477 compare gimple codes with tree codes.
479 2008-09-04 Paul Brook <paul@codesourcery.com>
481 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
483 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
485 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
486 pointer check lost in the recent no-unit-at-a-time patch.
488 2008-09-04 Jan Hubicka <jh@suse.cz>
491 * tree-switch-conversion.c (check_final_bb): Accept only IP
494 2008-09-04 Jan Hubicka <jh@suse.cz>
496 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
498 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
499 using_ranges argument.
500 (vrp_evaluate_conditional): Avoid bogus warning for type range.
501 (vrp_visit_cond_stmt): Update call of
502 vrp_evaluate_conditional_warnv_with_ops
504 2008-09-04 Jan Hubicka <jh@suse.cz>
506 PR tree-optimization/37345
507 PR tree-optimization/37358
508 PR tree-optimization/37357
509 * tree.c (build_function_type_skip_args): Build distinct type copy;
511 (build_function_decl_skip_args): Set type of new decl not orig decl;
512 clear DECL_VINDEX for methods turned into functions.
514 2008-09-04 Nick Clifton <nickc@redhat.com>
516 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
518 * configure: Regenerate.
519 * config.in: Regenerate.
520 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
521 alignment field, if it is supported.
523 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
525 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
528 2008-09-03 David Edelsohn <edelsohn@gnu.org>
530 * config/rs6000/rs6000.c (processor_target_table): Do not
531 enable VMX for POWER6.
533 2008-09-03 Anton Blanchard <anton@samba.org>
535 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
536 emit memory barrier before operation.
538 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
541 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
542 default_elf_asm_output_external.
544 2008-09-03 Jeff Law <law@redhat.com>
546 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
548 2008-09-03 Richard Henderson <rth@redhat.com>
550 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
551 memory barrier to below the test-and-set.
552 (alpha_split_lock_test_and_set_12): Likewise.
554 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
558 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
561 * ira-color.c (print_loop_title): Use all_allocnos.
562 (color_pass): Ditto. Don't add border_allocnos. Check that
563 subloop allocno in the correspdoning bitmap all_allocnos.
565 * ira-emit.c (change_loop): Use all_allocnos.
567 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
569 (ira_create_allocno): Set up all_allocnos bit for the created
571 (create_cap_allocno): Remove setting mentioned_allocnos.
572 (create_insn_allocnos): Ditto.
573 (remove_unnecessary_allocnos): Use all_allocnos.
574 (check_allocno_creation): Check that allocnos are in the
575 corresponding bitmap all_allocnos.
577 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
581 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
582 (process_regs_for_copy): Process subregs. Refine check when cost
583 is taken into account in ira-costs.c.
584 (process_reg_shuffles): Use REG_SUBREG_P.
585 (add_insn_allocno_copies): Ditto. Ignore modes.
587 * ira-color.c (conflict_allocno_vec): New.
588 (COST_HOP_DIVISOR): New macro.
589 (update_copy_costs_1): Use it.
590 (update_conflict_hard_regno_costs): New function.
591 (assign_hard_reg): Use it.
592 (ira_color): Allocate and free conflict_allocno_vec.
594 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
598 * ira-int.h (ira_sort_insn_chain): Remove.
600 * ira.c (basic_block_order_nums, chain_insn_order,
601 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
602 (ira): Don't call ira_sort_insn_chain.
604 * reload1.c (reload): Don't call ira_sort_insn_chain.
606 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
609 * cgraphunit.c (update_call_expr): Remove eh regions from statements
610 which become non throw.
611 (cgraph_function_versioning): Also clear DECL_WEAK. Call
612 update_call_expr after updating the flags on the decl.
614 2008-09-03 Jan Hubicka <jh@suse.cz>
616 PR tree-optimization/37315
617 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
618 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
619 (cgraph_analyze_functions): Use node->analyzed
620 (cgraph_mark_functions_to_output): Likewise.
621 (cgraph_expand_function): All functions can be released after
623 (cgraph_optimize): Use gimple_has_body_p.
624 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
625 (cgraph_decide_inlining_incrementally): Likewise.
626 (inline_transform): Inline transform.
627 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
629 (inlinable_function_p): Drop gimple_body check.
630 (expand_call_inline): Use gimple_has_body_p.
631 * gimple.c (gimple_has_body_p): New.
632 * gimple.h (gimple_has_body_p): Add prototype.
633 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
634 (dump_function_to_file): Use gimple_has_body_p check.
636 2008-09-03 Jakub Jelinek <jakub@redhat.com>
639 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
641 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
643 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
645 From Michael Frysinger <michael.frysinger@analog.com>
646 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
647 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
650 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
653 * doc/extend.texi: Document picoChip builtin functions.
654 * doc/invoke.texi: Document picoChip options.
655 * doc/contrib.texi: Add picoChip contribution.
656 * doc/md.texi: Document picoChip constraints.
657 * config.gcc: Add picochip-*-*.
658 * config/picochip/: Add new port.
660 2008-09-03 Richard Guenther <rguenther@suse.de>
662 PR tree-optimization/37328
663 * tree-sra.c (sra_build_assignment): Gimplify properly.
664 (generate_copy_inout): Take the correct stmt as definition,
667 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
669 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
672 From Michael Frysinger <michael.frysinger@analog.com>
673 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
675 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
677 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
679 (__gthread_setspecific): Revert 2008-08-31 change to
680 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
683 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
685 * diagnostic.c (error_at): New.
686 * toplev.h (error_at): New prototype.
687 * c-typeck.c (build_array_ref): Call error_at instead of error.
688 Pass location to pedwarn.
690 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
692 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
694 2008-09-02 Jakub Jelinek <jakub@redhat.com>
696 * dwarf2out.c (tree_add_const_value_attribute): Only handle
697 VAR_DECL and CONST_DECL.
699 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
700 Jakub Jelinek <jakub@redhat.com>
702 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
703 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
704 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
705 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
706 Don't set ix86_save_varrargs_registers.
707 (ix86_setup_incoming_varargs): Assume cum != NULL.
708 (ix86_va_start): Check ix86_varargs_gpr_size and
709 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
710 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
711 from frame pointer if ix86_varargs_gpr_size == 0.
712 (ix86_compute_frame_layout): Updated.
713 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
714 (ix86_varargs_gpr_size): Define.
715 (ix86_varargs_fpr_size): Likewise.
716 (machine_function): Remove save_varrargs_registers.
717 Add varargs_gpr_size and varargs_fpr_size.
719 2008-09-02 Jakub Jelinek <jakub@redhat.com>
721 * config/alpha/alpha.c (va_list_skip_additions,
722 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
723 (alpha_gimplify_va_arg): Call unshare_expr on second use of
726 PR tree-optimization/36766
727 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
728 for already removed basic blocks.
731 * real.c (real_maxval): Clear a lower bit to make real_maxval
732 match get_max_float for IBM long double format.
734 2008-09-02 Andreas Schwab <schwab@suse.de>
736 * configure.ac: Use m4_quote to quote the expansion of m4_do.
737 * configure: Regenerate.
739 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
741 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
742 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
743 checking for a non-VOID CONSTANT_P.
745 2008-09-02 Jan Hubicka <jh@suse.cz>
747 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
748 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
750 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
752 * expr.c (emit_group_store): Don't assert stack temp mode size.
754 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
755 Tobias Grosser <grosser@fim.uni-passau.de>
756 Jan Sjodin <jan.sjodin@amd.com>
757 Harsha Jagasia <harsha.jagasia@amd.com>
758 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
759 Konrad Trifunovic <konrad.trifunovic@inria.fr>
760 Adrien Eliche <aeliche@isty.uvsq.fr>
762 Merge from graphite branch.
765 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
766 * doc/invoke.texi (-floop-block, -floop-interchange,
767 -floop-strip-mine): Document new flags.
768 * tree-into-ssa.c (gimple_vec): Moved...
769 * tree-loop-distribution.c (rdg_component): Moved...
770 * cfgloopmanip.c: Include tree-flow.h.
771 (update_dominators_in_loop): New.
772 (create_empty_if_region_on_edge): New.
773 (create_empty_loop_on_edge): New.
774 (loopify): Use update_dominators_in_loop.
775 * tree-pass.h (pass_graphite_transforms): Declared.
776 * configure: Regenerate.
777 * tree-phinodes.c (make_phi_node): Export.
778 (add_phi_node_to_bb): New, split from create_phi_node.
779 * tree-chrec.c (for_each_scev_op): New.
780 * tree-chrec.h (for_each_scev_op): Declared.
781 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
782 (remove_statement): Call get_phi_with_result.
783 * config.in (HAVE_cloog): Undef.
784 * gdbinit.in (pgg): New.
785 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
786 * tree-ssa-loop.c (graphite_transforms): New.
787 (gate_graphite_transforms): New.
788 (pass_graphite_transforms): New.
789 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
790 HAVE_cloog): Defined.
791 * tree-vectorizer.c (rename_variables_in_bb): Export.
792 * tree-data-ref.c (dr_may_alias_p): Export.
793 (stmt_simple_memref_p): New.
794 (find_data_references_in_stmt): Export.
795 (find_data_references_in_loop): Export.
796 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
797 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
798 (create_rdg_vertices): Export.
799 (build_empty_rdg): New.
800 (build_rdg): Call build_empty_rdg. Free dependence_relations.
801 * tree-data-ref.h (rdg_component): ... here.
803 (struct data_reference): Add a field scop.
805 (find_data_references_in_loop): Declared.
806 (find_data_references_in_stmt): Declared.
807 (create_rdg_vertices): Declared.
808 (dr_may_alias_p): Declared.
809 (stmt_simple_memref_p): Declared.
810 (struct rdg_edge): Add a field ddr_p relation.
811 (build_empty_rdg): Declared.
812 * lambda.h (lambda_matrix): Declare a VEC of.
813 (find_induction_var_from_exit_cond): Declared.
814 (lambda_vector_compare): New.
815 * common.opt (fgraphite, floop-strip-mine,
816 floop-interchange, floop-block): New flags.
817 * lambda-code.c (find_induction_var_from_exit_cond): Export.
818 * cfgloop.c (is_loop_exit): New.
819 * cfgloop.h (is_loop_exit): Declared.
820 (create_empty_if_region_on_edge): Declared.
821 (create_empty_loop_on_edge): Declared.
822 * tree-flow.h (add_phi_node_to_bb): Declared.
823 (make_phi_node): Declared.
824 (rename_variables_in_bb): Declared.
825 (perfect_loop_nest_depth): Declared.
826 (graphite_transform_loops): Declared.
827 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
828 (graphite.o-warn): Add -Wno-error.
829 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
830 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
831 (INCLUDES): Add PPLINC, CLOOGINC.
832 (OBJS-common): Add graphite.o.
833 (graphite.o): Add rule.
834 * gimple.h (gimple_vec): ... here.
835 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
836 * passes.c (init_optimization_passes): Schedule
837 pass_graphite_transforms.
839 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
842 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
843 and -fno-toplevel-reorder after handle_options.
845 2008-09-02 Paul Brook <paul@codesourcery.com>
847 * config/arm/arm.c (arm_tune_cortex_a9): Define.
848 (arm_override_options): Set arm_tune_cortex_a9.
849 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
850 (arm_issue_rate): Handle cortexa9.
851 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
852 * config/arm/arm-cores.def: Add cortex-a9.
853 * config/arm/arm-tune.md: Regenerate.
854 * config/arm/arm.md: Include cortex-a9.md.
855 (generic_sched, generic_vfp): Add cortexa9.
856 * config/arm/cortex-a9.md: New file.
858 2008-09-02 Richard Guenther <rguenther@suse.de>
860 PR tree-optimization/37327
861 * tree-vrp.c (register_new_assert_for): Make sure to not have
862 TREE_OVERFLOW set on the bound.
864 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
866 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
868 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
869 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
872 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
874 * gcc/config/spu/spu.md (divdf3): Removed.
876 2008-09-02 Jakub Jelinek <jakub@redhat.com>
878 PR tree-optimization/37095
879 * cgraph.c (cgraph_node): When creating new cgraph node after
880 assembler_name_hash has been populated, record it in the hash
883 2008-09-01 Paul Brook <paul@codesourcery.com>
885 * doc/invoke.texi: Document -mword-relocations.
886 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
887 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
888 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
889 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
890 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
891 (arm_emit_movpair): New function.
892 (arm_print_operand <c>): Handle sybolic addresses.
893 * config/arm/arm.h (TARGET_USE_MOVT): Define.
894 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
895 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
896 * config/arm/arm.opt: Add -mword-relocations.
897 * config/arm/arm.md (movsi): Use arm_emit_movpair.
898 (arm_movt, arm_movw): New.
900 2008-09-01 Paul Brook <paul@codesourcery.com>
902 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
903 Allow Interworking on ARMv4 EABI based targets.
904 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
905 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
907 2008-09-01 Paul Brook <paul@codesourcery.com>
909 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
910 optimized LT0 test. Remove optimization for GT.
912 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
914 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
916 * pa-hpux11.h (LIB_SPEC): Likewise.
918 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
921 2008-09-01 Jan Hubicka <jh@suse.cz>
923 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
924 present, use only counts; when guessed use only frequencies.
925 (estimate_bb_frequencies): Use function_frequency.
926 * profile.c (compute_branch_probabilities): Exit early when
927 profile reading failed. Set profile_status.
928 (branch_prob): Do not set profile_status.
930 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
932 * tree.c (protected_set_expr_location): New.
933 * tree.h (protected_set_expr_location): New prototype.
934 * c-tree.h (build_array_ref): Add argument.
935 (parser_build_unary_op): Same.
936 * c-typeck.c (build_indirect_ref): Handle new location argument.
937 (build_array_ref): Same.
938 (parser_build_unary_op): Same.
939 * gimplify.c (gimplify_asm_expr): Set input_location before calling
941 * c-omp.c (c_finish_omp_atomic): Pass location when calling
943 * c-common.c (finish_label_address_expr): Handle new location
945 * c-common.h (build_indirect_ref): Add argument.
946 (finish_label_address_expr): Same.
947 * c-parser.c (c_parser_unary_expression): Pass location to build
949 (c_parser_postfix_expression): Same.
951 2008-09-01 Paul Brook <paul@codesourcery.com>
953 * config/arm/arm.md: Include cortex-r4f.md.
954 (attr fpu): Update type list.
955 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
956 fconstd, fcmps and fcmpd.
957 (attr tune_cortexr4): Define.
958 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
959 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
960 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
961 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
962 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
964 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
965 cortex_a8_vfp_farith: Ditto.
966 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
967 * config/arm/cortex-r4.md: Use tune_cortexr4.
968 * config/arm/cortex-r4f.md: New file.
970 2008-09-01 Richard Guenther <rguenther@suse.de>
972 PR tree-optimization/37305
973 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
974 the result of constant conversions.
975 (fold_gimple_assign): Likewise.
977 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
979 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
980 #ifdef ENABLE_CHECKING.
982 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
984 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
985 * sched-int.h (print_insn, print_pattern, print_value): Declare also
986 when !INSN_SCHEDULING.
988 2008-09-01 Andreas Schwab <schwab@suse.de>
990 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
992 2008-09-01 Paul Brook <paul@codesourcery.com>
994 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
996 2008-09-01 Jan Hubicka <jh@suse.cz>
998 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
1000 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
1001 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
1002 * gimplify.c (gimplify_init_constructor): Add speed operand.
1003 * tree-sra.c (decide_block_copy): Likewise.
1004 * tree-inline.c (estimate_move_cost): Likewise.
1005 * config/alpha/alpha.h (MOVE_RATIO): Update.
1006 * config/frv/frv.c (MOVE_RATIO): Update.
1007 * config/spu/spu.h (MOVE_RATIO): Update.
1008 * config/sparc/sparc.h (MOVE_RATIO): Update.
1009 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
1010 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
1011 * config/cris/cris.h (MOVE_RATIO): Update.
1012 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
1013 * config/arm/arm.h (MOVE_RATIO): Update.
1014 * config/pa/pa.md: Update uses of MOVE_RATIO
1015 * config/pa/pa.h (MOVE_RATIO): Update.
1016 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
1017 * config/h8300/h8300.h (MOVE_RATIO): Update.
1018 * config/v850/v850.h (MOVE_RATIO): Update.
1019 * config/bfin/bfin.h (MOVE_RATIO): Update.
1021 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
1022 Dmitry Melnik <dm@ispras.ru>
1023 Dmitry Zhurikhin <zhur@ispras.ru>
1024 Alexander Monakov <amonakov@ispras.ru>
1025 Maxim Kuvyrkov <maxim@codesourcery.com>
1027 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
1028 sel-sched-dump.c, sel-sched-ir.c: New files.
1029 * Makefile.in (OBJS-common): Add selective scheduling object
1031 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
1032 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
1033 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
1034 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
1035 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
1036 (make_forwarder_block): Update loop latch if we have redirected
1037 the loop latch edge.
1038 * cfgloop.c (get_loop_body_in_custom_order): New function.
1039 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
1040 (CP_FALLTHRU_PREHEADERS): Likewise.
1041 (get_loop_body_in_custom_order): Declare.
1042 * cfgloopmanip.c (has_preds_from_loop): New.
1043 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
1044 Assert that the preheader edge will be fall thru when it is set.
1045 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
1046 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
1047 fsel-sched-substitution, fselective-scheduling): New flags.
1048 * cse.c (hash_rtx_cb): New.
1050 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
1051 sel_sched_insn_cnt): New counters.
1052 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
1053 * genattr.c (main): Output maximal_insn_latency prototype.
1054 * genautomata.c (output_default_latencies): New. Factor its code from ...
1055 (output_internal_insn_latency_func): ... here.
1056 (output_internal_maximal_insn_latency_func): New.
1057 (output_maximal_insn_latency_func): New.
1058 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
1059 (struct hard_reg_set_iterator): New.
1060 (hard_reg_set_iter_init, hard_reg_set_iter_set,
1061 hard_reg_set_iter_next): New functions.
1062 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
1063 * lists.c (remove_free_INSN_LIST_node,
1064 remove_free_EXPR_LIST_node): New functions.
1065 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
1066 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
1067 (loop_optimizer_finalize): Do not verify flow info after reload.
1068 * recog.c (validate_replace_rtx_1): New parameter simplify.
1069 Default it to true. Update all uses. Factor out simplifying
1071 (simplify_while_replacing): ... this new function.
1072 (validate_replace_rtx_part,
1073 validate_replace_rtx_part_nosimplify): New.
1074 * recog.h (validate_replace_rtx_part,
1075 validate_replace_rtx_part_nosimplify): Declare.
1076 * rtl.c (rtx_equal_p_cb): New.
1077 (rtx_equal_p): Use it.
1078 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
1079 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
1080 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
1081 * vecprim.h: Add a vector type for unsigned int.
1082 * haifa-sched.c: Include vecprim.h and cfgloop.h.
1083 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
1084 ready_try, cycle_issued_insns, spec_info): Make global.
1085 (readyp): Initialize.
1086 (dfa_lookahead): New global variable.
1087 (old_max_uid, old_last_basic_block): Remove.
1088 (h_i_d): Make it a vector.
1089 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
1091 (after_recovery, adding_bb_to_current_region_p):
1092 New variables to handle correct insertion of the recovery code.
1093 (struct ready_list): Move declaration to sched-int.h.
1094 (rgn_n_insns): Removed.
1095 (rtx_vec_t): Move to sched-int.h.
1096 (find_insn_reg_weight): Remove.
1097 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
1098 (haifa_init_h_i_d, haifa_finish_h_i_d):
1099 New functions to initialize / finalize haifa instruction data.
1100 (extend_h_i_d, init_h_i_d): Rewrite.
1101 (unlink_other_notes): Move logic to add_to_note_list. Handle
1102 selective scheduler.
1103 (ready_lastpos, ready_element, ready_sort, reemit_notes,
1104 find_fallthru_edge): Make global, remove static prototypes.
1105 (max_issue): Make global. Add privileged_n and state parameters. Use
1107 (extend_global, extend_all): Removed.
1108 (init_before_recovery): Add new param. Fix the handling of the case
1109 when we insert a recovery code before the EXIT which has a predecessor
1110 with a fallthrough edge to it.
1111 (create_recovery_block): Make global. Rename to
1112 sched_create_recovery_block. Update.
1113 (change_pattern): Rename to sched_change_pattern. Make global.
1114 (speculate_insn): Rename to sched_speculate_insn. Make global.
1115 Split haifa-specific functionality into ...
1116 (haifa_change_pattern): New static function.
1117 (sched_extend_bb): New static function.
1118 (sched_init_bbs): New function.
1119 (current_sched_info): Change type to struct haifa_sched_info.
1120 (insn_cost): Adjust for selective scheduling.
1121 (dep_cost_1): New function. Move logic from ...
1122 (dep_cost): ... here.
1123 (dep_cost): Use dep_cost_1.
1124 (contributes_to_priority_p): Use sched_deps_info instead of
1126 (priority): Adjust to work with selective scheduling. Process the
1127 corner case when all dependencies don't contribute to priority.
1128 (rank_for_schedule): Use ds_weak instead of dep_weak.
1129 (advance_state): New function. Move logic from ...
1130 (advance_one_cycle): ... here.
1131 (add_to_note_list, concat_note_lists): New functions.
1132 (rm_other_notes): Make static. Adjust for selective scheduling.
1133 (remove_notes, restore_other_notes): New functions.
1134 (move_insn): Add two arguments. Update assert. Don't call
1136 (choose_ready): Remove lookahead variable, use dfa_lookahead.
1137 Remove more_issue, max_points. Move the code to initialize
1138 max_lookahead_tries to max_issue.
1139 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
1140 ready. Adjust use of move_insn. Call restore_other_notes.
1142 (sched_init, sched_finish): Move Haifa-specific initialization/
1144 (haifa_sched_init, haifa_sched_finish): ... respectively.
1146 (setup_sched_dump): New function.
1147 (haifa_init_only_bb): New static function.
1148 (haifa_speculate_insn): New static function.
1149 (try_ready): Use haifa_* instead of speculate_insn and
1151 (extend_ready, extend_all): Remove.
1152 (sched_extend_ready_list, sched_finish_ready_list): New functions.
1153 (create_check_block_twin, add_to_speculative_block): Use
1154 haifa_insns_init instead of extend_global. Update to use new
1155 initialization functions. Change parameter. Factor out code from
1156 create_check_block_twin to ...
1157 (sched_create_recovery_edges) ... this new function.
1158 (add_block): Remove.
1159 (sched_scan_info): New.
1160 (extend_bb): Use sched_scan_info.
1161 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
1162 static functions for walking through scheduling region.
1163 (sched_luids): New vector variable to replace uid_to_luid.
1164 (luids_extend_insn): New function.
1165 (sched_max_luid): New variable.
1166 (luids_init_insn): New function.
1167 (sched_init_luids, sched_finish_luids): New functions.
1168 (insn_luid): New debug function.
1169 (sched_extend_target): New function.
1170 (haifa_init_insn): New static function.
1171 (sched_init_only_bb): New hook.
1172 (sched_split_block): New hook.
1173 (sched_split_block_1): New function.
1174 (sched_create_empty_bb): New hook.
1175 (sched_create_empty_bb_1): New function.
1176 (common_sched_info, ready): New global variables.
1177 (current_sched_info_var): Remove.
1178 (move_block_after_check): Use common_sched_info.
1179 (haifa_luid_for_non_insn): New static function.
1180 (init_before_recovery): Use haifa_init_only_bb instead of
1182 (increase_insn_priority): New.
1183 * modulo-sched.c: (issue_rate): Remove static declaration.
1184 (sms_sched_info): Change type to haifa_sched_info.
1185 (sms_sched_deps_info, sms_common_sched_info): New variables.
1186 (setup_sched_infos): New.
1187 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
1188 Do not call regstat_free_calls_crossed.
1189 (sms_print_insn): Use const_rtx.
1190 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
1191 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
1192 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
1193 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
1194 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
1195 current_sched_info to use it.
1196 (enum reg_pending_barrier_mode): Move to sched-int.h.
1197 (h_d_i_d): New variable. Initialize to NULL.
1198 ({true, output, anti, spec, forward}_dependency_cache): Initialize
1200 (estimate_dep_weak): Remove static declaration.
1201 (sched_has_condition_p): New function. Adjust users of
1202 sched_get_condition to use it instead.
1203 (conditions_mutex_p): Add arguments indicating which conditions are
1205 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
1206 argument to indicate whether returned condition is reversed. Do not
1207 generate new rtx when condition should be reversed; indicate it by
1208 setting new argument instead.
1209 (add_dependence_list_and_free): Add deps parameter.
1210 Update all users. Do not free dependence list when
1211 deps context is readonly.
1212 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
1214 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
1215 (remove_from_deps): New. Use the above functions.
1216 (cur_insn, can_start_lhs_rhs_p): New static variables.
1217 (add_or_update_back_dep_1): Initialize present_dep_type.
1218 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
1219 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
1220 haifa_note_dep): New functions implementing dependence hooks for
1221 the Haifa scheduler.
1222 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
1223 note_dep): New functions.
1224 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
1226 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
1227 (free_deps): Initialize deps->reg_last.
1228 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
1229 sched_analyze_insn): Update to use dependency hooks infrastructure
1230 and readonly contexts.
1231 (deps_analyze_insn): New function. Move part of logic from ...
1232 (sched_analyze): ... here. Also move some logic to ...
1233 (deps_start_bb): ... here. New function.
1234 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
1236 (sched_deps_init): New function. Move code from ...
1237 (init_dependency_caches): ... here. Remove.
1238 (init_deps_data_vector): New.
1239 (sched_deps_finish): New function. Move code from ...
1240 (free_dependency_caches): ... here. Remove.
1241 (init_deps_global, finish_deps_global): Adjust for use with
1242 selective scheduling.
1243 (get_dep_weak): Move logic to ...
1244 (get_dep_weak_1): New function.
1245 (ds_merge): Move logic to ...
1246 (ds_merge_1): New static function.
1247 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
1248 (ds_get_max_dep_weak): New function.
1249 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
1250 (n_insns): Rename to rgn_n_insns.
1251 (debug_ebb_dependencies): New function.
1252 (init_ready_list): Use it.
1253 (begin_schedule_ready): Use sched_init_only_bb.
1254 (ebb_print_insn): Indicate when an insn starts a new cycle.
1255 (contributes_to_priority, compute_jump_reg_dependencies,
1256 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
1257 (add_block1): Remove to ebb_add_block.
1258 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
1259 (schedule_ebb): Initialize them. Use remove_notes instead of
1260 rm_other_notes. Use haifa_local_init/finish.
1261 (schedule_ebbs): Use haifa_sched_init/finish.
1262 * sched-int.h: Include vecprim.h, remove rtl.h.
1263 (struct ready_list): Delete declaration.
1264 (sched_verbose_param, enum sched_pass_id_t,
1265 bb_vec_t, insn_vec_t, rtx_vec_t): New.
1266 (struct sched_scan_info_def): New structure.
1267 (sched_scan_info, sched_scan, sched_init_bbs,
1268 sched_init_luids, sched_finish_luids, sched_extend_target,
1269 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
1270 (struct common_sched_info_def): New.
1271 (common_sched_info, haifa_common_sched_info,
1272 sched_emulate_haifa_p): Declare.
1274 (sched_luids): Declare.
1275 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
1276 (sched_max_luid, insn_luid): Declare.
1277 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
1278 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
1279 print_insn, print_pattern, print_value, haifa_classify_insn,
1280 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
1281 setup_sched_dump, sched_init, sched_finish,
1282 sel_insn_is_speculation_check): Export.
1283 (struct ready_list): Move from haifa-sched.c.
1284 (ready_try, ready, max_issue): Export.
1285 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1286 sched_init_only_bb, sched_split_block, sched_split_block_1,
1287 sched_create_empty_bb, sched_create_empty_bb_1,
1288 sched_create_recovery_block, sched_create_recovery_edges): Export.
1289 (enum reg_pending_barrier_mode): Export.
1290 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1292 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1293 print_insn field. Move add_block and fix_recovery_cfg to
1294 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
1295 (struct sched_deps_info_def): ... this new structure.
1296 (sched_deps_info): Declare.
1297 (struct spec_info_def): Remove weakness_cutoff, add
1298 data_weakness_cutoff and control_weakness_cutoff.
1299 (spec_info): Declare.
1300 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1302 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1303 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1304 (current_sched_info): Change type to struct haifa_sched_info.
1305 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1306 (h_d_i_d): New variable.
1307 (HDID): New accessor macro.
1308 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1309 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1311 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1312 (enum SCHED_FLAGS): Update for selective scheduler.
1313 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1314 (init_dependency_caches, free_dependency_caches): Delete declarations.
1315 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1316 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1317 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1318 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1319 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1321 (rm_other_notes): Delete declaration.
1322 (schedule_block): Remove one argument.
1323 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1324 ready_element, ready_lastpos, sched_extend_ready_list,
1325 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1326 concat_note_lists): Export.
1327 (struct region): Move from sched-rgn.h.
1328 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1329 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1330 BLOCK_TO_BB, CONTAINING_RGN): Export.
1331 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1332 (current_nr_blocks, current_blocks, target_bb): Likewise.
1333 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1334 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1335 sched_rgn_local_init, extend_regions,
1336 rgn_make_new_region_out_of_new_block, compute_priorities,
1337 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1338 extend_rgns, deps_join rgn_setup_common_sched_info,
1339 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1340 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1341 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1342 increase_insn_priority): Likewise.
1343 * sched-rgn.c: Include sel-sched.h.
1344 (ref_counts): New static variable. Use it ...
1345 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1346 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1347 (sched_is_disabled_for_current_region_p): Delete static declaration.
1348 (struct region): Move to sched-int.h.
1349 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1350 ebb_head): Define and initialize.
1351 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1352 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1353 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1355 (find_single_block_region): Add new argument to indicate that EBB
1356 regions should be constructed.
1357 (debug_live): Delete declaration.
1358 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1359 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1361 (init_regions): Delete declaration.
1362 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1363 rgn_estimate_number_of_insns): New.
1364 (too_large): Use estimate_number_of_insns.
1365 (haifa_find_rgns): New. Move the code from ...
1366 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1367 (free_trg_info): New.
1368 (compute_trg_info): Allocate candidate tables here instead of ...
1369 (init_ready_list): ... here.
1370 (rgn_print_insn): Use const_rtx.
1371 (contributes_to_priority, extend_regions): Delete static declaration.
1372 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1373 (add_block1): Rename to rgn_add_block.
1374 (debug_rgn_dependencies): Delete static qualifier.
1375 (new_ready): Use sched_deps_info. Simplify.
1376 (rgn_common_sched_info, rgn_const_sched_deps_info,
1377 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1378 (region_sched_info): Rename to rgn_const_sched_info.
1379 (deps_join): New, extracted from ...
1380 (propagate_deps): ... here.
1381 (compute_block_dependences, debug_dependencies): Update for selective
1383 (free_rgn_deps, compute_priorities): New functions.
1384 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1385 sched_rgn_compute_dependencies): New functions.
1386 (schedule_region): Use them.
1387 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1388 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1390 (schedule_insns): Call new functions that were split out.
1391 (rgn_make_new_region_out_of_new_block): New.
1392 (get_rgn_sched_max_insns_priority): New.
1393 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1394 scheduling when appropriate.
1395 * sched-vis.c: Include insn-attr.h.
1396 (print_value, print_pattern): Make global.
1397 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1398 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1399 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1400 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1401 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1402 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1403 hooks. Initialize them to 0.
1404 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1405 * target.h (struct gcc_target): Add them. Rename gen_check field to
1407 * flags.h (sel_sched_switch_set): Declare.
1408 * opts.c (sel_sched_switch_set): New variable.
1409 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1410 pipelining is disabled from command line.
1411 (common_handle_option): Record whether selective scheduling is
1412 requested from command line.
1413 * doc/invoke.texi: Document new flags and parameters.
1414 * doc/tm.texi: Document new target hooks.
1415 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1416 (dfa_state_size): Do not declare locally.
1417 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1418 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1419 rs6000_alloc_sched_context, rs6000_set_sched_context,
1420 rs6000_free_sched_context): New functions.
1421 (struct _rs6000_sched_context): New.
1422 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1424 (rs6000_sched_finish): Do not run for selective scheduling.
1426 2008-08-31 Jan Hubicka <jh@suse.cz>
1428 * frv.c (frv_rtx_costs): Update forward declaration.
1429 * spu.c (spu_rtx_costs): Likewise.
1430 * pdp11.c: Include df.h
1431 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1432 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1433 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1434 * iq2000.c (iq2000_address_cost): Add speed argument.
1435 (iq2000_rtx_costs): Likewise.
1436 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1437 update call of mn10300_address_cost.
1438 * mcore.c: Include df.h
1439 (mcore_rtx_costs): Update prototype.
1440 * score3.c: Include df.h
1441 (score3_rtx_costs): Remove speed argument.
1442 * score7.c: Include df.h
1443 (score7_address_cost): Remove speed argument.
1444 * score-protos.h (score_address_cost): Update prototype.
1445 * score.c: Include df.h
1446 (score_rtx_costs): Update call of costs functions.
1447 * v850.c (v850_rtx_costs): Add bool argument.
1449 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1451 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1453 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1455 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1456 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1458 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1460 * mkmap-flat.awk: Add option pe_dll.
1461 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1462 * config/i386/t-cygwin (SHLIB_LC): Add.
1463 * config/i386/t-mingw32 (SHLIB_LC): Add.
1464 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1465 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1466 (LINK_SPEC): Support libgcc_s.
1467 (LIBGCC_SPEC): Support libgcc_s.
1468 (LIBGCC_SONAME): New.
1470 2008-08-31 Jan Hubicka <jh@suse.cz>
1472 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1473 mistakely had old version of patch.
1475 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1476 (ipcp_estimate_growth): New.
1477 (ipcp_insert_stage): Use ipcp_estimate_growth.
1478 * profile.c (branch_prob): When reading failed, do not consider
1481 2008-08-31 Jan Hubicka <jh@suse.cz>
1483 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1484 loop is optimized for speed.
1486 2008-08-31 Richard Guenther <rguenther@suse.de>
1489 * fold-const.c (fold_binary): Retain conversions in folding
1492 2008-08-31 Jan Hubicka <jh@suse.cz>
1494 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1495 * predict.c (maybe_hot_frequency_p): Make inline.
1496 (maybe_hot_count_p): Break out from ...
1497 (maybe_hot_bb_p): ... this one.
1498 (maybe_hot_edge_p): Simplify.
1499 * basic-block.h (probably_cold_bb_p): Remove.
1501 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1504 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1506 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1507 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1508 Also split V4SFmode.
1509 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1512 2008-08-31 Jan Hubicka <jh@suse.cz>
1514 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1516 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1518 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1521 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1524 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1525 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1527 2008-08-31 Jan Hubicka <jh@suse.cz>
1529 * sparc.h (BRANCH_COST): Fix macro definition.
1530 * avr.c (avr_operand_rtx_cost): Add speed argument.
1531 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1533 2008-08-31 Richard Guenther <rguenther@suse.de>
1535 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1536 types instead of operands. Re-instantiate verifying of
1537 binary expression operands.
1539 2008-08-30 Jan Hubicka <jh@suse.cz>
1541 * fwprop.c (should_replace_address): Add speed attribute.
1542 (PR_OPTIMIZE_FOR_SPEED): New flag.
1543 (propagate_rtx_1): Use it.
1544 (propagate_rtx): Set it.
1545 (try_fwprop_subst): Update call of rtx_costs.
1546 (forward_propagate_and_simplify): LIkewise.
1547 * hooks.c (hook_int_rtx_bool_0): New
1548 (hook_bool_rtx_int_int_intp_false): Replace by ...
1549 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1550 * hooks.h (hook_int_rtx_bool_0): New
1551 (hook_bool_rtx_int_int_intp_false): Replace by ...
1552 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1553 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1554 (prepare_cmp_insn): UPdate call of rtx_cost.
1555 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1556 (reload_cse_simplify_operands): Update call of rtx_cost.
1557 (reload_cse_move2add): call of rtx_cost.
1558 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1559 * rtlanal.c (rtx_cost): Add speed argument.
1560 (address_cost): Add speed argument
1561 (default_address_cost): Likewise.
1562 (insn_rtx_cost): Likewise.
1563 * cfgloopanal.c (seq_cost): Add speed argument.
1564 (target_reg_cost, target_spill_cost): Turn to array.
1565 (init_set_costs): Update for speed.
1566 (estimate_reg_pressure_cost): Add speed argument.
1567 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1568 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1569 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1570 (seq_cost): Add speed argument.
1571 (computation_cost): Add speed arugment.
1572 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1573 (force_expr_to_var_cost): Update for profile info.
1574 (force_var_cost): Likewise.
1575 (split_address_cost): Likewise.
1576 (ptr_difference_cost): Likewise.
1577 (difference_cost): Likewise.
1578 (get_computation_cost_at): Likewise.
1579 (determine_iv_cost): Likewise.
1580 (ivopts_global_cost_for_size): Likewise.
1581 (rewrite_use_address): Likewise.
1582 (tree_ssa_iv_optimize_loop): Initialize speed field.
1583 * cse.c (optimize_this_for_speed_p): New static var.
1584 (notreg_cost): Update call of rtx_cost.
1585 (cse_extended_basic_block): set optimize_this_for_speed_p.
1586 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1587 (noce_try_cmove_arith): Likewise.
1588 (noce_try_sign_mask): LIkewise.
1589 * expr.c (compress_float_constant): Update rtx_cost calls.
1590 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1591 (addr_to_parts): Likewise.
1592 (create_mem_ref): Likewise.
1593 * dse.c (find_shift_sequence): Add speed argument.
1594 (replace_read): Update call.
1595 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1596 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1597 * neg_cost, shift_cost, shiftadd_cost,
1598 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1599 mul_highpart_cost): Increase dimension.
1600 (init_expmed): Initialize for both size and speed.
1601 (expand_shift): Use profile.
1602 (synth_mult): Use profile.
1603 (choose_mult_variant): Use profile.
1604 (expand_mult): Use profile.
1605 (expand_mult_highpart_optab): Use profile.
1606 (expand_mult_highpart): Use profile.
1607 (expand_smod_pow2): Use profile.
1608 (expand_divmod): Use profile.
1609 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1610 * loop-invariant.c (create_new_invariant): Use profile.
1611 (gain_for_invariant): Add speed parameter.
1612 (best_gain_for_invariant): Likewise.
1613 (find_invariants_to_move): Likewise.
1614 (move_single_loop_invariants): Set it.
1615 * target-def.h (TARGET_RTX_COSTS): Use hook.
1616 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1617 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1618 * output.h (default_address_cost): Update prototype.
1619 * combine.c (optimize_this_for_speed_p): New static var.
1620 (combine_validate_cost): Update call of rtx_cost.
1621 (combine_instructions): Set optimize_this_for_speed_p.
1622 (expand_compound_operation): Update call of rtx_cost.
1623 (make_extraction):Update call of rtx_cost.
1624 (force_to_mode):Update call of rtx_cost.
1625 (distribute_and_simplify_rtx):Update call of rtx_cost.
1626 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1627 (estimate_reg_pressure_cost): Update prototype.
1628 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1629 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1631 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1632 (alpha_rtx_costs): Update.
1633 * config/frv/frv.c (frv_rtx_costs): Update.
1634 * config/s390/s390.c (s390_rtx_costs): Update.
1635 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1636 (m32c_rtx_costs): Update.
1637 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1638 (spu_rtx_costs): Update.
1639 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1640 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1641 * config/i386/i386.c (:ix86_address_cost): Update.
1642 (ix86_rtx_costs): Update.
1643 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1644 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1645 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1646 * config/crx/crx.c (crx_address_cost): Update.
1647 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1648 * config/stormy16/stormy16.c
1649 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1650 * config/m68hc11/m68hc11.c
1651 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1652 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1653 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1654 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1655 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1656 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1657 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1658 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1659 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1660 (mcore_rtx_costs): update.
1661 * config/score/score3.c (score3_rtx_costs): Update.
1662 * config/score/score7.c (score7_rtx_costs): Update.
1663 * config/score/score3.h (score3_rtx_costs):Update.
1664 * config/score/score7.h (score7_rtx_costs): Update.
1665 * config/score/score.c (score_rtx_costs): Update.
1666 * config/arm/arm.c (arm_address_cost): Update.
1667 (arm_rtx_costs_1): Update.
1668 (arm_rtx_costs_1): Update.
1669 (arm_size_rtx_costs): Update.
1670 (arm_size_rtx_costs): Update.
1671 (arm_size_rtx_costs): Update.
1672 (arm_xscale_rtx_costs): Update.
1673 (arm_thumb_address_cost): Update.
1674 * config/pa/pa.c (hppa_address_cost): Update.
1675 * config/mips/mips.c (mips_rtx_costs): Update.
1676 * config/vax/vax.c (vax_address_cost): Update.
1677 * config/h8300/h8300.c (h8300_shift_costs): Update.
1678 (h8300_rtx_costs): Update.
1679 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1680 (v850_rtx_costs): Update.
1681 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1682 * config/bfin/bfin.c
1683 (bfin_address_cost): Update.
1684 (bfin_rtx_costs): Update.
1685 * stmt.c (lshift_cheap_p): Update.
1687 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1690 * expmed.c (extract_bit_field_1): Check the mode size to make
1691 sure the vector modes have the same size.
1693 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1695 * dojump.c (top level): Include basic-block.h to declare
1696 optimize_insn_for_speed_p
1698 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1700 * opts.h (CL_SAVE): New option class for marking options that are
1701 target specific options usable in the target attribute.
1702 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1704 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1705 can easily find the target specific options that are safe to use
1706 in the attribute or pragma.
1708 * attribs.c (decl_attributes): Change #pragma GCC option to
1709 #pragma GCC target, and attribute((option(...))) to
1710 attribute((target(...))).
1712 * doc/extend.texi (target attribute): Change from option
1713 attribute. Delete push/pop/reset.
1714 (#pragma GCC target): Change from #pragma GCC option. Delete
1716 (#pragma GCC push_options): Document new pragma.
1717 (#pragma GCC pop_options): Document new pragma.
1718 (#pragma GCC reset_options): Document new pragma.
1720 * targhooks.c (default_target_option_valid_attribute_p): Add
1721 warning about port not supporting target attributes.
1722 (default_target_option_pragma_parse): New function, warn about
1723 #pragma GCC target not being supported.
1725 * targhooks.h (default_target_option_pragma_parse): Add
1728 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1729 TI_CURRENT_OPTION_PRAGMA.
1730 (current_target_pragma): Rename from current_option_pragma.
1732 * target.h: (struct target_option): Delete booleans for changing
1733 the optimization level on hot/cold functions. Change signature of
1734 pragma_parse hook to take a second tree.
1736 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1738 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1739 that the declaration is done at global scope.
1741 * langhooks.c (add_builtin_function_common): Move most of the code
1742 from add_builtin_function here, calling the hook passed in.
1743 (add_builtin_function): Call add_builtin_function_common with
1744 standard builtin hook.
1745 (add_builtin_function_ext_scope): New function to add builtins to
1748 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1750 (add_builtin_function_ext_scope): Add declaration.
1752 * c-pragma.c (handle_pragma_target): Rename from
1753 handle_pragma_option, #pragma GCC option is now #pragma GCC
1754 target. Move warning about port not supporting target options to
1755 default pragma parse hook. Remove push/pop/reset from this
1757 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1758 (option_stack): Delete static variable.
1759 (optimize_stack): Ditto.
1760 (optons_stack): New stack of saved target and optimization
1762 (handle_pragma_push_options): New function to handle pushing both
1763 target and optimization options.
1764 (handle_pragma_pop_options): New function to handle popping both
1765 target and optimization options.
1766 (handle_pragma_reset_options): New function to handle resetting
1767 both target and optimization options to their initial state.
1768 (init_pragma): Rename handle_pragma_option to
1769 handle_pragma_target. Add support for push_options, pop_options,
1770 and reset_options pragmas.
1772 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1773 default_target_option_pragma_parse.
1774 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1775 default_target_option_valid_attribute_p.
1776 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1777 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1778 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1779 optimization level on hot/cold functions.
1781 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1782 if the caller and callee have different optimization levels.
1784 * c-common.c (handle_target_attribute): Rename from
1785 handle_option_attribute, attribute((option(...))) is now
1786 attribute((target(...))). Move warning if the port does not
1787 support target attributes to the default hook.
1788 (handle_hot_attribute): Delete code to change the optimization
1789 level of hot functions.
1790 (handle_cold_attribute): Ditto.
1792 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1793 argument that is the binary tree options to use if there are no
1794 arguments. Call ix86_valid_target_attribute_tree instead of
1795 ix86_valid_option_attribute_tree.
1796 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1797 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1798 ix86_pragma_option_parse.
1800 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1801 Rename from ix86_valid_option_attribute_tree.
1803 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1804 new builtins when the ISA changes.
1805 (ix86_valid_target_attribute_tree): Rename from
1806 ix86_valid_option_attribute_tree. Change callers. If the
1807 function specified optimization options, use those as the starting
1808 point before setting up the target attributes. If the
1809 optimization options were changed in the course of setting the
1810 target attributes, record the new optimization options.
1811 (ix86_valid_target_attribute_tree_inner_p): Rename from
1812 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1813 ix86_add_new_builtins if the ISA changed.
1814 (ix86_valid_target_attribute_p): Rename from
1815 ix86_valid_option_attribute_p. Change callers.
1816 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1817 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1818 as delayed builtin functions.
1819 (struct builtin_isa): New structure to record builtin functions
1820 that should be delayed until the ISA for that function is used.
1821 (ix86_builtins_isa): Change from int to struct to track builtin
1822 functions we want to declare at some point.
1823 (def_builtin): If the front end can delay defining the builtin
1824 functions, don't create builtins for ISAs not part of the default
1826 (def_builtin_const): Ditto.
1827 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1828 __builtin_ia32_pcmov_v2di to be different builtin functions.
1829 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1830 a structure instead of an int.
1831 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1832 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1833 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1834 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1836 * config/ia64/ia64.h
1837 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1838 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1840 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1841 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1842 (LANG_HOOKS_INITIALIZER): Add
1843 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1845 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1848 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1849 the reload address with the index register for SFmode
1850 access with a displacement.
1852 2008-08-30 Jan Hubicka <jh@suse.cz>
1854 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1855 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1856 * dojump.c (do_jump): Likewise.
1857 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1858 (note-if_info): Add BRANCH_COST.
1859 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1860 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1861 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1863 * expr.h (BRANCH_COST): Update default.
1864 * predict.c (predictable_edge_p): New function.
1865 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1866 Update BRANCH_COST call.
1867 * basic-block.h (predictable_edge_p): Declare.
1868 * config/alpha/alpha.h (BRANCH_COST): Update.
1869 * config/frv/frv.h (BRANCH_COST): Update.
1870 * config/s390/s390.h (BRANCH_COST): Update.
1871 * config/spu/spu.h (BRANCH_COST): Update.
1872 * config/sparc/sparc.h (BRANCH_COST): Update.
1873 * config/m32r/m32r.h (BRANCH_COST): Update.
1874 * config/i386/i386.h (BRANCH_COST): Update.
1875 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1876 * config/sh/sh.h (BRANCH_COST): Update.
1877 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1878 * config/avr/avr.h (BRANCH_COST): Update.
1879 * config/crx/crx.h (BRANCH_COST): Update.
1880 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1881 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1882 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1883 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1884 * config/ia64/ia64.h (BRANCH_COST): Update.
1885 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1886 * config/arc/arc.h (BRANCH_COST): Update.
1887 * config/score/score.h (BRANCH_COST): Update.
1888 * config/arm/arm.h (BRANCH_COST): Update.
1889 * config/pa/pa.h (BRANCH_COST): Update.
1890 * config/mips/mips.h (BRANCH_COST): Update.
1891 * config/vax/vax.h (BRANCH_COST): Update.
1892 * config/h8300/h8300.h (BRANCH_COST): Update.
1893 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1894 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1895 * doc/tm.texi (BRANCH_COST): Update.
1897 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1900 * config/arm/arm.c (arm_optimization_options): Set
1901 flag_section_anchors to 2 instead of 1 to distinguish it from
1902 -fsection-anchors given explicitely on the command line.
1904 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1906 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1907 final insn of a split.
1909 2008-08-30 Jan Hubicka <jh@suse.cz>
1911 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1912 optimized for speed.
1913 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1914 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1915 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1916 flag_gcse_after_reload_set): New static vars.
1917 (common_handle_option): Enable those flags for profile-use.
1918 (decode_options): Remove optimize_size flags that are handled
1919 on higher granuality.
1920 * tree-vectorizer.c (vectorize_loops): Use
1921 optimize_loop_nest_for_speed_p.
1922 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1923 * tree-predcom.c (tree_predictive_commoning): Use
1924 optimize_loop_for_speed_p.
1925 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1926 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1927 * predict.c (optimize_loop_for_speed_p): Fix walk.
1929 2008-08-30 Jan Hubicka <jh@suse.cz>
1931 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1933 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1934 profile presence locally.
1936 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1939 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1940 versions before 4.0.
1942 2008-08-29 Jan Hubicka <jh@suse.cz>
1944 * tree-inline.c (insert_init_stmt): Insert sequence even when
1947 2008-08-29 Jeff Law <law@redhat.com>
1949 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1950 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1951 location and class is an FP register.
1953 2008-08-29 Jan Hubicka <jh@suse.cz>
1955 * see.c (see_merge_one_def_extension): Silence used uninitialized
1957 * matrix-reorg.c (check_allocation_function): Likewise.
1958 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1960 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1963 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1964 compute new & and | in type rather than TREE_TYPE (arg0).
1966 * dwarf2out.c (fortran_common): Update comment.
1967 (gen_variable_die): Swap com_die and var_die variables in Fortran
1968 COMMON block handling code.
1970 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1972 * dwarf2out.c (gen_const_die): New function.
1973 (size_of_die, value_format, output_die): Output larger
1974 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1975 (native_encode_initializer): New function.
1976 (tree_add_const_value_attribute): Call it.
1977 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1979 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1980 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1981 TREE_THIS_VOLATILE to add_type_attribute.
1983 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1985 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1988 * dwarf2out.c (loc_by_reference): New function.
1989 (add_location_or_const_value_attribute): Use it.
1992 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1993 as DW_TAG_variable children of DW_TAG_common_block rather than
1994 DW_TAG_member children. Put DW_AT_external to individual
1995 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1997 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1998 loc_descriptor_from_tree_1.
2002 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
2003 arguments to imported_module_or_decl.
2004 (debug_nothing_tree_tree): Removed.
2005 (debug_nothing_tree_tree_tree_bool): New prototype.
2006 * debug.c (do_nothing_debug_hooks): Adjust.
2007 (debug_nothing_tree_tree): Removed.
2008 (debug_nothing_tree_tree_tree_bool): New function.
2009 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
2010 (gen_variable_die): Put all common vars for the
2011 same COMMON block under one DW_TAG_common_block.
2012 (declare_in_namespace): Return new context_die, for Fortran
2013 return the module DIE instead of adding extra declarations into
2015 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
2016 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
2017 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
2019 (dwarf2out_global_decl): Don't skip Fortran global vars.
2020 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
2021 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
2022 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
2023 DW_TAG_imported_declaration as child of previous
2024 DW_TAG_imported_module.
2025 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
2026 * sdbout.c (sdb_debug_hooks): Likewise.
2027 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2029 2008-08-29 Jan Hubicka <jh@suse.cz>
2031 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
2033 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
2034 * ipa-cp.c (n_cloning_candidates): New static variable.
2035 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
2036 (ipcp_print_all_lattices): Improve debug output.
2037 (ipcp_cloning_candidate_p): New function.
2038 (ipcp_initialize_node_lattices): Use it.
2039 (ipcp_init_stage): Do only analyzis here; prettier debug output.
2040 (ipcp_propagate_stage): Prettier debug output.
2041 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
2042 (ipcp_print_all_structures): Remove.
2043 (ipcp_need_redirect_p): Test !n_cloning_candidates.
2044 (ipcp_insert_stage): Prettier debug output; call
2045 cgraph_remove_unreachable_nodes before propagating.
2046 (pass_ipa_cp): Schedule function removal pass.
2047 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
2049 (cgraph_maybe_hot_edge_p): Move to ...
2050 * predict.c (cgraph_maybe_hot_edge_p) ... here.
2051 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
2052 (common_handle_option): Set them; enable ipa-cp when profiling.
2053 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
2054 (ipa_print_all_jump_functions): Likewise.
2055 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
2056 (ipa_print_node_params, ipa_print_all_params): New.
2057 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
2058 ipa_print_all_param_flags): Remove.
2059 (ipa_print_node_params, ipa_print_all_params): New.
2061 2008-08-29 Bob Wilson <bob.wilson@acm.org>
2063 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
2064 change from 2008-04-03.
2065 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
2067 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2071 * ira-color.c (push_allocnos_to_stack): Truncate
2072 removed_splay_allocno_vec.
2074 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2077 * ira-color (ira_fast_allocation): Don't assign hard registers to
2080 2008-08-29 Jan Hubicka <jh@suse.cz>
2083 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
2084 for cold internal loops.
2086 2008-08-29 Richard Guenther <rguenther@suse.de>
2088 * tree-ssa-structalias.c (create_variable_info_for): Do not
2089 create fields for heap vars or vars with a noalias state.
2090 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
2093 2008-08-29 Richard Guenther <rguenther@suse.de>
2095 * common.opt (ftree-store-ccp): Mark as preserved for
2096 backward compatibility.
2097 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
2098 * tree-pass.h (pass_store_ccp): Remove.
2099 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
2100 (first_vdef): Remove declaration.
2101 (get_value_loaded_by): Likewise.
2102 * tree-ssa-ccp.c (do_store_ccp): Remove.
2103 (get_default_value): Simplify as do_store_ccp is always false
2104 now. Do not initialize mem_ref.
2105 (set_value_varying): Likewise.
2106 (canonicalize_float_value): Likewise.
2107 (set_lattice_value): Likewise.
2108 (likely_value): Likewise.
2109 (surely_varying_stmt_p): Likewise.
2110 (ccp_initialize): Likewise.
2111 (ccp_lattice_meet): Likewise.
2112 (ccp_visit_phi_node): Likewise.
2113 (ccp_fold): Likewise.
2114 (evaluate_stmt): Likewise.
2115 (visit_assignment): Likewise.
2116 (ccp_visit_stmt): Likewise.
2117 (execute_ssa_ccp): Fold into ...
2118 (do_ssa_ccp): ... this.
2119 (do_ssa_store_ccp): Remove.
2120 (gate_store_ccp): Likewise.
2121 (pass_store_ccp): Likewise.
2122 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
2124 * tree-ssa-propagate.c (first_vdef): Remove.
2125 (get_value_loaded_by): Likewise.
2126 (replace_vuses_in): Likewise.
2127 (substitute_and_fold): Do not call replace_vuses_in.
2128 * opts.c (decode_options): Do not set flag_tree_store_ccp.
2130 2008-08-29 Richard Guenther <rguenther@suse.de>
2133 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
2134 PARAM_NOALIAS tags with is_heapvar.
2135 * tree-ssa-operands.c (access_can_touch_variable): Offset
2136 based tests do not apply for heapvars. Fix offset test.
2138 2008-08-29 Jan Hubicka <jh@suse.cz>
2140 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
2141 (-fipa-cp-clone): Enabled by default at -O3.
2142 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
2143 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
2145 2008-08-29 Jan Hubicka <jh@suse.cz>
2147 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
2149 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
2151 * gimple.c (giple_copy_call_skip_args): New function.
2152 (giple_copy_call_skip_args): Declare.
2154 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
2155 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
2156 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
2157 (ipcp_create_replace_map): Improve debug output.
2158 (ipcp_need_redirect_p): Return false when not clonning.
2159 (ipcp_update_callgraph): Skip args.
2160 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
2162 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
2163 (save_inline_function_body): Update call of tree_function_versioning.
2164 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
2165 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
2166 (tree_function_versioning): Likewise.
2167 * tree-inline.h (tree_function_versioning): Update prototype.
2169 2008-08-29 Jan Hubicka <jh@suse.cz>
2171 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
2172 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
2173 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
2174 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
2175 * value-prof.c (gimple_divmod_fixed_value_transform,
2176 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
2177 gimple_stringops_transform): Use optimize_bb_for_size_p.
2178 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
2179 * final.c (compute_alignments): Use optimize_function_for_size_p.
2180 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
2181 (fold_builtin_strcpy, fold_builtin_fputs): Use
2182 optimize_function_for_size_p.
2183 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
2184 * recog.c (relax_delay_slots): Likewise.
2185 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
2186 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
2187 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
2188 optimize_function_for_size_p.
2189 (cgraph_decide_inlining_of_small_function): Use
2190 optimize_function_for_size_p.
2191 * global.c (find_reg): Use optimize_function_for_size_p.
2192 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
2193 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
2194 flag_prefetch_loop_arrays. Those can work it out from profile.
2195 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
2196 optimize_loop_for_speed_p.
2197 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
2199 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
2200 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
2201 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
2202 * local-alloc.c (block_alloc): Pass BB pointer.
2203 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
2204 * gcse.c (gcse_main): Use optimize_function_for_size_p.
2205 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
2206 (decide_peel_completely): Likewise.
2207 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
2208 optimize_loop_for_size_p.
2209 (vect_enhance_data_refs_alignment): Likewise.
2210 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
2211 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
2212 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
2213 (try_crossjump_bb): Use optimize_bb_for_size_p.
2214 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2215 optimize_loop_for_speed_p.
2216 * bb-reorder.c (find_traces_1_round): Likewise.
2217 (copy_bb): Use optimize_bb_for_speed_p.
2218 (duplicate_computed_gotos): Likewise.
2219 * basic-block.h (optimize_loop_nest_for_size_p,
2220 optimize_loop_nest_for_speed_p): New.
2221 * stmt.c (expand_case): Use optimize_insn_for_size_p.
2223 2008-08-29 Tristan Gingold <gingold@adacore.com>
2225 * gcov.c (main): Call expandargv.
2227 2008-08-29 Jan Hubicka <jh@suse.cz>
2229 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
2231 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2233 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
2234 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2236 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
2238 2008-08-29 Jan Hubicka <jh@suse.cz>
2240 * tree-pass.h (pass_strip_predict_hints): Declare.
2241 * predict.c (strip_builtin_expect): Rename to ...
2242 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
2243 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
2244 (tree_estimate_probability): Do not strip builtin_expect.
2245 (pass_strip_predict_hints): New pass.
2246 * tree-inline.c (expand_call_inline): When inlining cold function, predict
2248 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2250 2008-08-29 Richard Guenther <rguenther@suse.de>
2252 PR tree-optimization/37207
2253 * tree-vrp.c (extract_range_from_binary_expr): Also try
2254 to constant fold if only one of the operands is a constant.
2256 2008-08-29 Nick Clifton <nickc@redhat.com>
2258 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
2259 the same way as SYMBOL_REFs.
2261 2008-08-28 Bob Wilson <bob.wilson@acm.org>
2263 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2265 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2267 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
2268 * config/mips/mips.md (branch_likely): Remove const. Fix
2270 (define_delay for type "branch"): Change to only apply for branch
2271 with likely variant.
2272 (define_delay for type "branch" and "branch_likely" no). New delay
2274 (equality_op): New code iterator.
2275 (bbv, bbinv): New code attributes.
2276 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
2279 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2280 Andrew Pinski <pinskia@gcc.gnu.org>
2283 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2285 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2287 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2288 rule that a symbolic constant must be defined and >= 0 for the
2289 corresponding facility to be present at compile-time.
2290 * gthr-posix.c: Likewise.
2292 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2294 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2295 * config/mips/mips.md (D): New mode attribute.
2296 (mulsi3, muldi3): Merge it into ...
2297 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
2299 (muldi3_mul3): New pattern.
2300 (mulsi3_mult3): Rename to mulsi3_mul3.
2302 2008-08-28 Jan Hubicka <jh@suse.cz>
2304 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2306 * predict.c (always_optimize_for_size_p): Rename to ...
2307 (optimize_function_for_size): ... this one; make extern.
2308 (optimize_function_for_speed_p): New.
2309 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2310 optimize_edge_for_size_p,optimize_edge_for_size_p,
2311 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2312 * basic-block.h (optimize_function_for_size_p,
2313 optimize_function_for_speed_p): Declare.
2314 * i386.md (optimize_size checks): Replace them by appropriate
2316 (standard_80387_constant_p, ix86_compute_frame_layout,
2317 ix86_expand_epilogue, ix86_decompose_address,
2318 print_operand, emit_i387_cw_initialization,
2319 inline_memory_move_cost, ix86_pad_returns,
2320 ix86_reorg): Replace optimize_size checks.
2322 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2324 * rtl.h (simplify_subreg_regno): Declare.
2325 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2326 * simplify-rtx.c (simplify_subreg): ...here.
2327 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2328 subreg_offset_representable_p.
2330 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2333 * c-typeck.c (convert_for_assignment): Give a note describing what
2334 was passed and what was expected.
2336 2008-08-28 Joey Ye <joey.ye@intel.com>
2338 * doc/extend.texi: Document AVX built-in functions.
2339 * doc/invoke.texi: Document -mavx.
2341 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2342 Joey Ye <joey.ye@intel.com>
2343 Xuepeng Guo <xuepeng.guo@intel.com>
2345 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2347 * config/i386/cpuid.h (bit_FMA): New.
2348 (bit_XSAVE): Likewise.
2349 (bit_OSXSAVE): Likewise.
2350 (bit_AVX): Likewise.
2352 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2353 define. Use ASM_OUTPUT_AVX_PREFIX.
2355 * config/i386/gmmintrin.h: New.
2357 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2358 (OPTION_MASK_ISA_AVX_SET): New.
2359 (OPTION_MASK_ISA_FMA_SET): Likewise.
2360 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2361 (OPTION_MASK_ISA_FMA_SET): Likewise.
2362 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2363 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2364 (pta_flags): Add PTA_AVX and PTA_FMA.
2365 (override_options): Handle PTA_AVX and PTA_FMA.
2366 (init_cumulative_args): Handle warn_avx.
2367 (classify_argument): Return 0 for COImode and OImode. Return
2368 1 and X86_64_AVX_CLASS for 256bit vector types.
2369 (examine_argument): Handle X86_64_AVX_CLASS.
2370 (construct_container): Likewise.
2371 (function_arg_advance_32): Pass OImode and 256bit vector types
2373 (function_arg_advance_64): Take a new argument to indicate if a
2374 parameter is named. Handle 256bit vector types. Return
2375 immediately for unnamed 256bit vector mode parameters.
2376 (function_arg_advance): Updated.
2377 (function_arg_32): Add comments for TImode. Handle OImode
2378 and 256bit vector types.
2379 (function_arg_64): Take a new argument to indicate if a
2380 parameter is named. Handle 256bit vector types. Return NULL
2381 for unnamed 256bit vector mode parameters.
2382 (function_arg): Updated.
2383 (setup_incoming_varargs_64): Support
2384 AVX encoding for *sse_prologue_save_insn.
2385 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2386 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2387 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2388 enabled, otherwise return -3.
2389 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2391 (print_reg): Support AVX registers. Handle 'x' and 't'.
2392 Handle 'd' to duplicate the operand.
2393 (print_operand): Likewise. Also support AVX vector compare
2395 (output_387_binary_op): Support AVX.
2396 (output_fp_compare): Likewise.
2397 (ix86_expand_vector_move_misalign): Likewise.
2398 (ix86_attr_length_vex_default): New.
2399 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2400 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2401 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2402 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2403 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2404 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2405 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2406 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2407 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2408 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2409 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2410 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2411 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2412 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2413 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2414 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2415 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2416 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2417 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2418 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2419 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2420 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2421 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2422 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2423 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2424 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2425 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2426 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2427 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2428 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2429 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2430 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2431 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2432 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2433 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2434 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2435 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2436 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2437 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2438 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2439 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2440 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2441 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2442 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2443 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2444 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2445 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2446 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2447 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2448 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2449 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2450 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2451 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2452 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2453 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2454 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2455 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2456 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2457 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2458 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2459 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2460 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2461 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2462 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2463 and IX86_BUILTIN_MOVMSKPS256,
2464 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2465 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2466 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2467 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2468 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2469 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2470 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2471 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2472 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2473 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2474 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2475 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2476 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2477 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2478 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2479 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2480 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2481 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2482 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2483 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2484 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2485 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2486 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2487 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2488 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2489 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2490 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2491 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2492 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2493 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2494 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2495 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2496 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2497 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2498 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2499 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2500 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2501 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2502 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2503 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2504 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2505 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2506 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2507 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2508 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2509 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2510 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2511 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2512 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2513 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2514 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2515 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2516 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2517 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2518 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2519 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2520 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2521 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2523 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2524 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2525 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2526 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2527 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2528 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2529 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2530 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2531 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2532 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2533 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2534 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2535 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2536 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2537 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2538 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2539 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2540 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2541 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2542 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2543 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2544 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2545 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2546 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2547 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2548 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2549 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2550 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2551 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2552 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2553 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2554 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2555 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2556 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2557 IX86_BUILTIN_MOVMSKPS256.
2558 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2559 (ix86_expand_args_builtin): Likewise.
2560 (ix86_expand_special_args_builtin): Likewise.
2561 (ix86_hard_regno_mode_ok): Handle AVX modes.
2562 (ix86_expand_vector_init_duplicate): Likewise.
2563 (ix86_expand_vector_init_one_nonzero): Likewise.
2564 (ix86_expand_vector_init_one_var): Likewise.
2565 (ix86_expand_vector_init_concat): Likewise.
2566 (ix86_expand_vector_init_general): Likewise.
2567 (ix86_expand_vector_set): Likewise.
2568 (ix86_vector_mode_supported_p): Likewise.
2569 (x86_extended_reg_mentioned_p): Check INSN_P before using
2572 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2573 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2575 * config/i386/i386.h (TARGET_AVX): New.
2576 (TARGET_FMA): Likewise.
2577 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2578 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2579 (VALID_AVX256_REG_MODE): New.
2580 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2581 (AVX_FLOAT_MODE_P): Likewise.
2582 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2583 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2584 (AVX_VEC_FLOAT_MODE_P): Likewise.
2585 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2586 (ASM_OUTPUT_OPCODE): Likewise.
2587 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2589 (SSE_REG_MODE_P): Allow 256bit vector modes.
2590 (ix86_args): Add a warn_avx field.
2592 * config/i386/i386.md (UNSPEC_PCMP): New.
2593 (UNSPEC_VPERMIL): Likewise.
2594 (UNSPEC_VPERMIL2): Likewise.
2595 (UNSPEC_VPERMIL2F128): Likewise.
2596 (UNSPEC_MASKLOAD): Likewise.
2597 (UNSPEC_MASKSTORE): Likewise.
2598 (UNSPEC_CAST): Likewise.
2599 (UNSPEC_VTESTP): Likewise.
2600 (UNSPECV_VZEROALL): Likewise.
2601 (UNSPECV_VZEROUPPER): Likewise.
2602 (XMM0_REG): Likewise.
2603 (XMM1_REG): Likewise.
2604 (XMM2_REG): Likewise.
2605 (XMM3_REG): Likewise.
2606 (XMM4_REG): Likewise.
2607 (XMM5_REG): Likewise.
2608 (XMM6_REG): Likewise.
2609 (XMM8_REG): Likewise.
2610 (XMM9_REG): Likewise.
2611 (XMM10_REG): Likewise.
2612 (XMM11_REG): Likewise.
2613 (XMM12_REG): Likewise.
2614 (XMM13_REG): Likewise.
2615 (XMM14_REG): Likewise.
2616 (XMM15_REG): Likewise.
2618 (prefix_vex_imm8): Likewise.
2619 (prefix_vex_w): Likewise.
2620 (length_vex): Likewise.
2623 (*avx_ashlti3): Likewise.
2624 (*avx_lshrti3): Likewise.
2625 (*avx_setcc<mode>): Likewise.
2626 (*fop_<mode>_comm_mixed_avx): Likewise.
2627 (*fop_<mode>_comm_avx): Likewise.
2628 (*fop_<mode>_1_mixed_avx): Likewise.
2629 (*fop_<mode>_1_avx): Likewise.
2630 (*avx_<code><mode>3): Likewise.
2631 (*avx_ieee_smin<mode>3): Likewise.
2632 (*avx_ieee_smax<mode>3): Likewise.
2633 (mode): Add OI, V8SF and V4DF.
2634 (length): Support VEX prefix.
2635 (*cmpfp_i_mixed): Set prefix attribute.
2636 (*cmpfp_i_sse): Likewise.
2637 (*cmpfp_iu_mixed): Likewise.
2638 (*cmpfp_iu_sse): Likewise.
2639 (*movsi_1): Support AVX.
2640 (*movdi_2): Likewise.
2641 (*movdi_1_rex64): Likewise.
2642 (*movti_internal): Likewise.
2643 (*movti_rex64): Likewise.
2644 (*movsf_1): Likewise.
2645 (*movdf_nointeger): Likewise.
2646 (*movdf_integer_rex64): Likewise.
2647 (*movtf_internal): Likewise.
2648 (zero_extendsidi2_32): Likewise.
2649 (zero_extendsidi2_rex64): Likewise.
2650 (*extendsfdf2_mixed): Likewise.
2651 (*extendsfdf2_sse): Likewise.
2652 (*truncdfsf_fast_mixed): Likewise.
2653 (*truncdfsf_fast_sse): Likewise.
2654 (*truncdfsf_mixed): Likewise.
2655 (fix_trunc<mode>di_sse): Likewise.
2656 (fix_trunc<mode>si_sse): Likewise.
2657 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2658 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2659 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2660 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2661 (*rcpsf2_sse): Likewise.
2662 (*rsqrtsf2_sse): Likewise.
2663 (*sqrt<mode>2_sse): Likewise.
2664 (sse4_1_round<mode>2): Likewise.
2665 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2666 Support AVX. Set length attribute properly for AVX.
2668 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2669 (VECTOR_MODES (FLOAT, 32)): Likewise.
2670 (VECTOR_MODE (INT, DI, 8)): Likewise.
2671 (VECTOR_MODE (INT, HI, 32)): Likewise.
2672 (VECTOR_MODE (INT, QI, 64)): Likewise.
2673 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2674 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2675 (VECTOR_MODE (INT, DI, 4)): Removed.
2676 (VECTOR_MODE (INT, SI, 8)): Likewise.
2677 (VECTOR_MODE (INT, HI, 16)): Likewise.
2678 (VECTOR_MODE (INT, QI, 32)): Likewise.
2679 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2680 (INT_MODE (OI, 32)): Likewise.
2682 * config/i386/i386.opt (mavx): New.
2685 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2687 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2688 (*mov<mode>_internal_avx): New.
2689 (*movv2sf_internal_rex64_avx): Likewise.
2690 (*movv2sf_internal_avx): Likewise.
2692 * config/i386/predicates.md (const_4_to_5_operand): New.
2693 (const_6_to_7_operand): Likewise.
2694 (const_8_to_11_operand): Likewise.
2695 (const_12_to_15_operand): Likewise.
2696 (avx_comparison_float_operator): Likewise.
2698 * config/i386/sse.md (AVX256MODEI): New.
2699 (AVX256MODE): Likewise.
2700 (AVXMODEQI): Likewise.
2701 (AVXMODE): Likewise.
2702 (AVX256MODEF2P): Likewise.
2703 (AVX256MODE2P): Likewise.
2704 (AVX256MODE4P): Likewise.
2705 (AVX256MODE8P): Likewise.
2706 (AVXMODEF2P): Likewise.
2707 (AVXMODEF4P): Likewise.
2708 (AVXMODEDCVTDQ2PS): Likewise.
2709 (AVXMODEDCVTPS2DQ): Likewise.
2710 (avxvecmode): Likewise.
2711 (avxvecpsmode): Likewise.
2712 (avxhalfvecmode): Likewise.
2713 (avxscalarmode): Likewise.
2714 (avxcvtvecmode): Likewise.
2715 (avxpermvecmode): Likewise.
2716 (avxmodesuffixf2c): Likewise.
2717 (avxmodesuffixp): Likewise.
2718 (avxmodesuffixs): Likewise.
2719 (avxmodesuffix): Likewise.
2720 (vpermilbits): Likewise.
2721 (pinsrbits): Likewise.
2722 (mov<mode>): Likewise.
2723 (*mov<mode>_internal): Likewise.
2724 (push<mode>1): Likewise.
2725 (movmisalign<mode>): Likewise.
2726 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2727 (avx_movdqu<avxmodesuffix>): Likewise.
2728 (avx_lddqu<avxmodesuffix>): Likewise.
2729 (<plusminus_insn><mode>3): Likewise.
2730 (*avx_<plusminus_insn><mode>3): Likewise.
2731 (*avx_vm<plusminus_insn><mode>3): Likewise.
2732 (mul<mode>3): Likewise.
2733 (*avx_mul<mode>3): Likewise.
2734 (*avx_vmmul<mode>3): Likewise.
2735 (divv8sf3): Likewise.
2736 (divv4df3): Likewise.
2737 (avx_div<mode>3): Likewise.
2738 (*avx_div<mode>3): Likewise.
2739 (*avx_vmdiv<mode>3): Likewise.
2740 (avx_rcpv8sf2): Likewise.
2741 (*avx_vmrcpv4sf2): Likewise.
2742 (sqrtv8sf2): Likewise.
2743 (avx_sqrtv8sf2): Likewise.
2744 (*avx_vmsqrt<mode>2): Likewise.
2745 (rsqrtv8sf2): Likewise.
2746 (avx_rsqrtv8sf2): Likewise.
2747 (*avx_vmrsqrtv4sf2): Likewise.
2748 (<code><mode>3): Likewise.
2749 (*avx_<code><mode>3_finite): Likewise.
2750 (*avx_<code><mode>3): Likewise.
2751 (*avx_vm<code><mode>3): Likewise.
2752 (*avx_ieee_smin<mode>3): Likewise.
2753 (*avx_ieee_smax<mode>3): Likewise.
2754 (avx_addsubv8sf3): Likewise.
2755 (avx_addsubv4df3): Likewise.
2756 (*avx_addsubv4sf3): Likewise.
2757 (*avx_addsubv2df3): Likewise.
2758 (avx_h<plusminus_insn>v4df3): Likewise.
2759 (avx_h<plusminus_insn>v8sf3): Likewise.
2760 (*avx_h<plusminus_insn>v4sf3): Likewise.
2761 (*avx_h<plusminus_insn>v2df3): Likewise.
2762 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2763 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2764 (*avx_maskcmp<mode>3): Likewise.
2765 (avx_nand<mode>3): Likewise.
2766 (*avx_<code><mode>3): Likewise.
2767 (*avx_nand<mode>3): Likewise.
2768 (*avx_<code><mode>3): Likewise.
2769 (*avx_cvtsi2ss): Likewise.
2770 (*avx_cvtsi2ssq): Likewise.
2771 (*avx_cvtsi2sd): Likewise.
2772 (*avx_cvtsi2sdq): Likewise.
2773 (*avx_cvtsd2ss): Likewise.
2774 (avx_cvtss2sd): Likewise.
2775 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2776 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2777 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2778 (*avx_cvtsi2sd): Likewise.
2779 (*avx_cvtsi2sdq): Likewise.
2780 (avx_cvtdq2pd256): Likewise.
2781 (avx_cvtpd2dq256): Likewise.
2782 (avx_cvttpd2dq256): Likewise.
2783 (*avx_cvtsd2ss): Likewise.
2784 (*avx_cvtss2sd): Likewise.
2785 (avx_cvtpd2ps256): Likewise.
2786 (avx_cvtps2pd256): Likewise.
2787 (*avx_movhlps): Likewise.
2788 (*avx_movlhps): Likewise.
2789 (avx_unpckhps256): Likewise.
2790 (*avx_unpckhps): Likewise.
2791 (avx_unpcklps256): Likewise.
2792 (*avx_unpcklps): Likewise.
2793 (avx_movshdup256): Likewise.
2794 (avx_movsldup256): Likewise.
2795 (avx_shufps256): Likewise.
2796 (avx_shufps256_1): Likewise.
2797 (*avx_shufps_<mode>): Likewise.
2798 (*avx_loadhps): Likewise.
2799 (*avx_storelps): Likewise.
2800 (*avx_loadlps): Likewise.
2801 (*avx_movss): Likewise.
2802 (*vec_dupv4sf_avx): Likewise.
2803 (*vec_concatv2sf_avx): Likewise.
2804 (*vec_concatv4sf_avx): Likewise.
2805 (*vec_setv4sf_0_avx): Likewise.
2806 (*vec_setv4sf_avx): Likewise.
2807 (*avx_insertps): Likewise.
2808 (avx_vextractf128<mode>): Likewise.
2809 (vec_extract_lo_<mode>): Likewise.
2810 (vec_extract_hi_<mode>): Likewise.
2811 (vec_extract_lo_<mode>): Likewise.
2812 (vec_extract_hi_<mode>): Likewise.
2813 (vec_extract_lo_v16hi): Likewise.
2814 (vec_extract_hi_v16hi): Likewise.
2815 (vec_extract_lo_v32qi): Likewise.
2816 (vec_extract_hi_v32qi): Likewise.
2817 (avx_unpckhpd256): Likewise.
2818 (*avx_unpckhpd): Likewise.
2819 (avx_movddup256): Likewise.
2820 (*avx_movddup): Likewise.
2821 (avx_unpcklpd256): Likewise.
2822 (*avx_unpcklpd): Likewise.
2823 (avx_shufpd256): Likewise.
2824 (avx_shufpd256_1): Likewise.
2825 (*avx_punpckhqdq): Likewise.
2826 (*avx_punpcklqdq): Likewise.
2827 (*avx_shufpd_<mode>): Likewise.
2828 (*avx_storehpd): Likewise.
2829 (*avx_loadhpd): Likewise.
2830 (*avx_loadlpd): Likewise.
2831 (*avx_movsd): Likewise.
2832 (*vec_concatv2df_avx): Likewise.
2833 (*avx_<plusminus_insn><mode>3): Likewise.
2834 (*avx_<plusminus_insn><mode>3): Likewise.
2835 (*avx_mulv8hi3): Likewise.
2836 (*avxv8hi3_highpart): Likewise.
2837 (*avx_umulv8hi3_highpart): Likewise.
2838 (*avx_umulv2siv2di3): Likewise.
2839 (*avx_mulv2siv2di3): Likewise.
2840 (*avx_pmaddwd): Likewise.
2841 (*avx_mulv4si3): Likewise.
2842 (*avx_ashr<mode>3): Likewise.
2843 (*avx_lshr<mode>3): Likewise.
2844 (*avx_ashl<mode>3): Likewise.
2845 (*avx_<code><mode>3): Likewise.
2846 (*avx_eq<mode>3): Likewise.
2847 (*avx_gt<mode>3): Likewise.
2848 (*avx_nand<mode>3): Likewise.
2849 (*avx_nand<mode>3): Likewise.
2850 (*avx_<code><mode>3): Likewise.
2851 (*avx_<code><mode>3): Likewise.
2852 (*avx_packsswb): Likewise.
2853 (*avx_packssdw): Likewise.
2854 (*avx_packuswb): Likewise.
2855 (*avx_punpckhbw): Likewise.
2856 (*avx_punpcklbw): Likewise.
2857 (*avx_punpckhwd): Likewise.
2858 (*avx_punpcklwd): Likewise.
2859 (*avx_punpckhdq): Likewise.
2860 (*avx_punpckldq): Likewise.
2861 (*avx_pinsr<avxmodesuffixs>): Likewise.
2862 (*avx_pinsrq): Likewise.
2863 (*avx_loadld): Likewise.
2864 (*vec_extractv2di_1_rex64_avx): Likewise.
2865 (*vec_extractv2di_1_avx): Likewise.
2866 (*vec_dupv2di_avx): Likewise.
2867 (*vec_concatv2si_avx): Likewise.
2868 (*vec_concatv4si_1_avx): Likewise.
2869 (*vec_concatv2di_avx): Likewise.
2870 (*vec_concatv2di_rex64_avx): Likewise.
2871 (*avx_uavgv16qi3): Likewise.
2872 (*avx_uavgv8hi3): Likewise.
2873 (*avx_psadbw): Likewise.
2874 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2875 (*avx_phaddwv8hi3): Likewise.
2876 (*avx_phadddv4si3): Likewise.
2877 (*avx_phaddswv8hi3): Likewise.
2878 (*avx_phsubwv8hi3): Likewise.
2879 (*avx_phsubdv4si3): Likewise.
2880 (*avx_phsubswv8hi3): Likewise.
2881 (*avx_pmaddubsw128): Likewise.
2882 (*avx_pmulhrswv8hi3): Likewise.
2883 (*avx_pshufbv16qi3): Likewise.
2884 (*avx_psign<mode>3): Likewise.
2885 (*avx_palignrti): Likewise.
2886 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2887 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2888 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2889 (*avx_mpsadbw): Likewise.
2890 (*avx_packusdw): Likewise.
2891 (*avx_pblendvb): Likewise.
2892 (*avx_pblendw): Likewise.
2893 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2894 (avx_ptest256): Likewise.
2895 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2896 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2897 (*avx_aesenc): Likewise.
2898 (*avx_aesenclast): Likewise.
2899 (*avx_aesdec): Likewise.
2900 (*avx_aesdeclast): Likewise.
2901 (avx_vzeroupper): Likewise.
2902 (avx_vzeroupper_rex64): Likewise.
2903 (avx_vpermil<mode>): Likewise.
2904 (avx_vpermilvar<mode>3): Likewise.
2905 (avx_vpermil2<mode>3): Likewise.
2906 (avx_vperm2f128<mode>3): Likewise.
2907 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2908 (avx_vbroadcastss256): Likewise.
2909 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2910 (avx_vinsertf128<mode>): Likewise.
2911 (vec_set_lo_<mode>): Likewise.
2912 (vec_set_hi_<mode>): Likewise.
2913 (vec_set_lo_<mode>): Likewise.
2914 (vec_set_hi_<mode>): Likewise.
2915 (vec_set_lo_v16hi): Likewise.
2916 (vec_set_hi_v16hi): Likewise.
2917 (vec_set_lo_v32qi): Likewise.
2918 (vec_set_hi_v32qi): Likewise.
2919 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2920 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2921 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2922 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2923 (vec_init<mode>): Likewise.
2924 (*vec_concat<mode>_avx): Likewise.
2925 (blendbits): Support V8SF and V4DF.
2926 (sse2_movq128): Support AVX.
2927 (<sse>_movnt<mode>): Likewise.
2928 (sse2_movntv2di): Likewise.
2929 (sse_rcpv4sf2): Likewise.
2930 (sse_sqrtv4sf2): Likewise.
2931 (sse_rsqrtv4sf2): Likewise.
2932 (<sse>_comi): Likewise.
2933 (<sse>_ucomi): Likewise.
2934 (sse_cvtss2si): Likewise.
2935 (sse_cvtss2si_2): Likewise.
2936 (sse_cvtss2siq): Likewise.
2937 (sse_cvtss2siq_2): Likewise.
2938 (sse_cvttss2si): Likewise.
2939 (sse_cvttss2siq): Likewise.
2940 (sse2_cvtsd2si): Likewise.
2941 (sse2_cvtsd2si_2): Likewise.
2942 (sse2_cvtsd2siq): Likewise.
2943 (sse2_cvtsd2siq_2): Likewise.
2944 (sse2_cvttsd2si): Likewise.
2945 (sse2_cvttsd2siq): Likewise.
2946 (sse2_cvtdq2pd): Likewise.
2947 (*sse2_cvtpd2dq): Likewise.
2948 (*sse2_cvttpd2dq): Likewise.
2949 (*sse2_cvtpd2ps): Likewise.
2950 (sse2_cvtps2pd): Likewise.
2951 (sse3_movshdup): Likewise.
2952 (sse3_movsldup): Likewise.
2953 (sse_storehps): Likewise.
2954 (*sse4_1_extractps): Likewise.
2955 (sse2_storelpd): Likewise.
2956 (vec_dupv2df_sse3): Likewise.
2957 (*vec_concatv2df_sse3): Likewise.
2958 (*sse4_1_pextrb): Likewise.
2959 (*sse4_1_pextrb_memory): Likewise.
2960 (*sse2_pextrw): Likewise.
2961 (*sse4_1_pextrw_memory): Likewise.
2962 (*sse4_1_pextrd): Likewise.
2963 (*sse4_1_pextrq): Likewise.
2964 (sse2_pshufd_1): Likewise.
2965 (sse2_pshuflw_1): Likewise.
2966 (sse2_pshufhw_1): Likewise.
2967 (*sse2_storeq_rex64): Likewise.
2968 (*vec_dupv4si): Likewise.
2969 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2970 (sse2_pmovmskb): Likewise.
2971 (*sse2_maskmovdqu): Likewise.
2972 (*sse2_maskmovdqu_rex64): Likewise.
2973 (sse_ldmxcsr): Likewise.
2974 (sse_stmxcsr): Likewise.
2975 (abs<mode>2): Likewise.
2976 (sse4_1_movntdqa): Likewise.
2977 (sse4_1_phminposuw): Likewise.
2978 (sse4_1_extendv8qiv8hi2): Likewise.
2979 (*sse4_1_extendv8qiv8hi2): Likewise.
2980 (sse4_1_extendv4qiv4si2): Likewise.
2981 (*sse4_1_extendv4qiv4si2): Likewise.
2982 (sse4_1_extendv2qiv2di2): Likewise.
2983 (*sse4_1_extendv2qiv2di2): Likewise.
2984 (sse4_1_extendv4hiv4si2): Likewise.
2985 (*sse4_1_extendv4hiv4si2): Likewise.
2986 (sse4_1_extendv2hiv2di2): Likewise.
2987 (*sse4_1_extendv2hiv2di2): Likewise.
2988 (sse4_1_extendv2siv2di2): Likewise.
2989 (*sse4_1_extendv2siv2di2): Likewise.
2990 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2991 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2992 (sse4_1_zero_extendv4qiv4si2): Likewise.
2993 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2994 (sse4_1_zero_extendv2qiv2di2): Likewise.
2995 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2996 (sse4_1_zero_extendv4hiv4si2): Likewise.
2997 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2998 (sse4_1_zero_extendv2hiv2di2): Likewise.
2999 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3000 (sse4_1_zero_extendv2siv2di2): Likewise.
3001 (*sse4_1_zero_extendv2siv2di2): Likewise.
3002 (sse4_1_ptest): Likewise.
3003 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
3004 (sse4_2_pcmpestri): Likewise.
3005 (sse4_2_pcmpestrm): Likewise.
3006 (sse4_2_pcmpistri): Likewise.
3007 (sse4_2_pcmpistrm): Likewise.
3009 (aeskeygenassist): Likewise.
3011 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
3013 * config/i386/predicates.md (vzeroall_operation): New.
3015 * config/i386/sse.md (avx_vzeroall): New.
3016 (*avx_vzeroall): Likewise.
3018 2008-08-28 Paul Brook <paul@codesourcery.com>
3019 Mark Shinwell <shinwell@codesourcery.com>
3020 Richard Earnshaw <richard.earnshaw@arm.com>
3022 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
3023 (TARGET_MIN_ANCHOR_OFFSET): New.
3024 (arm_override_options): Set correct anchor ranges for Thumb-1
3025 and Thumb-2 if required.
3026 (legitimize_pic_address): Handle case involving a TLS symbol
3027 reference with an addend.
3028 (arm_optimization_options): Enable section anchors at -O1 and
3030 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
3031 * config/arm/arm-protos.h (arm_optimization_options): New.
3033 2008-08-28 Nick Clifton <nickc@redhat.com>
3035 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
3036 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
3039 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
3040 * config/v850/v850.md (return): Remove frame size restriction.
3042 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
3044 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
3046 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
3048 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
3050 2008-08-28 Paul Brook <paul@codesourcery.com>
3052 * config/arm/vfp11.md: Update license notice.
3053 * config/arm/cortex-r4.md: Ditto.
3055 2008-08-28 Richard Guenther <rguenther@suse.de>
3057 PR tree-optimization/37207
3058 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
3061 2008-08-28 Dodji Seketeli <dodji@redhat.com>
3064 * tree.c (int_fits_type_p): Don't forget unsigned integers
3065 of type sizetype which higher end word equals -1.
3067 2008-08-28 Ira Rosen <irar@il.ibm.com>
3069 * target.h (struct vectorize): Add new target builtin.
3070 * tree-vectorizer.c (destroy_loop_vec_info): Call
3071 vect_free_slp_instance instead of vect_free_slp_node.
3072 * tree-vectorizer.h (enum slp_load_perm_type): New.
3073 (struct _slp_instance): Add new fields.
3074 (SLP_INSTANCE_LOAD_PERMUTATION): New.
3075 (SLP_INSTANCE_LOADS): New.
3076 (vect_free_slp_tree): Remove.
3077 (vect_free_slp_instance): Declare.
3078 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
3079 (vectorizable_load): Add argument.
3080 (vect_transform_slp_perm_load): New.
3081 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
3083 (vect_get_place_in_interleaving_chain): New function.
3084 (vect_free_slp_tree): Make static.
3085 (vect_free_slp_instance): New function.
3086 (vect_build_slp_tree): Add new arguments. Allow load permutations and
3087 collect the load location in the interleaving chain.
3088 (vect_supported_slp_permutation_p): New function.
3089 (vect_supported_load_permutation_p): Likewise.
3090 (vect_analyze_slp_instance): In case of loads permutation, call
3091 vect_supported_load_permutation_p to check that the permutation is
3093 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
3094 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
3095 (vect_create_mask_and_perm): New function.
3096 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
3097 (vectorizable_load): Add an argument. Don't keep the created vectors
3098 statements in the node if permutation is required. Call
3099 vect_transform_slp_perm_load to generate the permutation.
3100 (vect_transform_stmt): Add new argument. Call vectorizable_load with
3101 additional argument.
3102 (vect_schedule_slp_instance): In case of loads permutation, allocate
3103 vectorized statements structure for all the related SLP nodes. Call
3104 vect_transform_stmt with addditional argument.
3105 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
3106 * config/spu/spu.c (spu_builtin_vec_perm): New.
3107 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3108 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
3109 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
3110 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3112 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
3114 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
3115 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
3116 __gthread_cond_signal, __gthread_cond_timedwait,
3117 __gthread_cond_timedwait_recursive): New functions.
3118 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
3120 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
3123 2008-08-28 Richard Guenther <rguenther@suse.de>
3126 * fold-const.c (maybe_canonicalize_comparison_1): Require
3127 undefined overflow only for canonicalizing A +- CST cmp CST.
3128 Make sure to not generate new constants that are not inside
3129 their TYPE_MIN/MAX_VALUE range.
3130 (maybe_canonicalize_comparison): Remove undefined overflow
3132 (fold_binary): Remove now duplicate folding.
3134 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3136 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
3137 use not updated in the last change.
3139 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3141 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
3142 (IRA_COVER_CLASSES): Add FPUL_REGS.
3144 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3147 * c-common.c (conversion_warning): Check for null operands.
3149 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3152 * c-decl.c (check_for_loop_decls): Improve error message. Give
3155 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3158 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
3159 (convert_for_assignment): Pass corrent OPT_W* parameter to
3160 WARN_FOR_ASSIGNMENT.
3162 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3165 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
3167 2008-08-27 Paul Brook <paul@codesourcery.com>
3169 * config.gcc: Loosen checks for arm uclinux eabi targets.
3171 2008-08-27 Paul Brook <paul@codesourcery.com>
3173 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
3175 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3177 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
3179 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
3180 the enumerators of an ENUMERAL_TYPE.
3181 * dbxout.c (dbxout_type): Ditto.
3183 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
3186 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
3187 (fwprop_addr): Check that the loop_father is not the outer loop.
3189 2008-08-26 Paul Brook <paul@codesourcery.com>
3191 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
3192 Remove documentation entry for fmul type.
3193 Use fmuls to annotate single-precision multiplication patterns,
3194 fmuld to annotate double-precision multiplication patterns,
3195 fmacs to annotate single-precision multiply-accumulate patterns
3196 and fmacd to annotate double-precision multiply-accumulate patterns.
3197 * config/arm/vfp11.md: Update reservations accordingly.
3198 * config/arm/arm.md: Note that certain values of the "type"
3199 attribute are documented in vfp.md.
3200 * config/arm/arm1020e.md: Remove out of date duplicate comment.
3201 (v10_cvt): Use new fmul types.
3203 2008-08-26 Paul Brook <paul@codesourcery.com>
3205 * config/arm/vfp.md: Move pipeline description for VFP11 to...
3206 * config/arm/vfp11.md: ...here. New.
3207 * config/arm/arm.md: Include vfp11.md.
3209 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
3211 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
3212 parameter to inform call.
3214 2008-08-26 Jeff Law <law@redhat.com>
3216 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
3217 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
3218 preferred class when copying a constant into a partial word register.
3220 2008-08-26 Ben Elliston <bje@au.ibm.com>
3222 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
3223 * cp/typeck.c: Likewise.
3224 * cp/tree.c: Likewise.
3225 * gimple-low.c: Likewise.
3228 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
3230 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
3231 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
3233 * doc/passes.texi: Describe IRA.
3235 * doc/tm.texi (IRA_COVER_CLASSES,
3236 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
3238 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
3239 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
3240 -fira-propagate-cost, -fno-ira-share-save-slots,
3241 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
3243 * flags.h (ira_algorithm): New enumeration.
3244 (flag_ira_algorithm, flag_ira_verbose): New external variable
3247 * postreload.c (gate_handle_postreload): Don't do post reload
3248 optimizations unless the reload is completed.
3250 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
3253 * tree-pass.h (pass_ira): New external variable declaration.
3255 * reload.h: Add 2008 to the Copyright.
3257 * cfgloopanal.c: Include params.h.
3258 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
3261 * params.h (IRA_MAX_LOOPS_NUM): New macro.
3263 * toplev.c (ira.h): New include.
3264 (flag_ira_algorithm, flag_ira_verbose): New external variables.
3265 (backend_init_target): Call ira_init.
3266 (backend_init): Call ira_init_once.
3267 (finalize): Call finish_ira_once.
3269 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
3270 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
3273 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
3274 may_move_out_cost): New external variable declarations.
3275 (move_table): New typedef.
3277 * caller-save.c: Include headers output.h and ira.h.
3278 (no_caller_save_reg_set): New global variable.
3279 (save_slots_num, save_slots): New variables.
3280 (reg_save_code, reg_restore_code, add_stored_regs): Add
3282 (init_caller_save): Set up no_caller_save_reg_set.
3283 (init_save_areas): Reset save_slots_num.
3284 (saved_hard_reg): New structure.
3285 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3286 (initiate_saved_hard_regs, new_saved_hard_reg,
3287 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3289 (setup_save_areas): Add code for sharing stack slots.
3290 (all_blocks): New variable.
3291 (save_call_clobbered_regs): Process pseudo-register too.
3292 (mark_set_regs): Process pseudo-register too.
3293 (insert_one_insn): Put the insn after bb note in a empty basic
3294 block. Add insn check.
3296 * global.c (eliminable_regset): Make it external.
3297 (mark_elimination): Use DF_LR_IN for IRA.
3298 (pseudo_for_reload_consideration_p): New.
3299 (build_insn_chain): Make it external. Don't ignore spilled
3300 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3301 (gate_handle_global_alloc): New function.
3302 (pass_global_alloc): Add the gate function.
3304 * opts.c (decode_options): Set up flag_ira. Print the warning for
3306 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3308 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3310 * regmove.c (regmove_optimize): Don't do replacement of output for
3313 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3314 New external variable declarations.
3316 * local-alloc.c (update_equiv_regs): Make it external. Return
3317 true if jump label rebuilding should be done. Rescan new_insn for
3319 (gate_handle_local_alloc): New function.
3320 (pass_local_alloc): Add the gate function.
3322 * alias.c (value_addr_p, stack_addr_p): New functions.
3323 (nonoverlapping_memrefs_p): Use them for IRA.
3325 * common.opt (fira, fira-algorithm, fira-coalesce,
3326 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3327 fira-verbose): New options.
3329 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3330 move_cost, may_move_in_cost, may_move_out_cost): Make the
3332 (move_table): Remove typedef.
3333 (init_move_cost): Make it external.
3334 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3337 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3338 setup_reg_classes): New function prototypes.
3339 (eliminable_regset): New external variable declaration.
3340 (build_insn_chain, update_equiv_regs): New function prototypes.
3342 * Makefile.in (IRA_INT_H): New definition.
3343 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3344 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3345 (reload1.o, toplev.o): Add dependence on ira.h.
3346 (cfgloopanal.o): Add PARAMS_H.
3347 (caller-save.o): Add dependence on output.h and ira.h.
3348 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3349 ira-emit.o, ira-lives.o): New entries.
3351 * passes.c (pass_ira): New pass.
3353 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3355 * reload1.c (ira.h): Include the header.
3356 (changed_allocation_pseudos): New bitmap.
3357 (init_reload): Initiate the bitmap.
3358 (compute_use_by_pseudos): Permits spilled registers in FROM.
3359 (temp_pseudo_reg_arr): New variable.
3360 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3361 IRA. Call alter_reg with the additional parameter. Don't clear
3362 spilled_pseudos for IRA. Restore original insn chain for IRA.
3363 Clear changed_allocation_pseudos at the end of reload.
3364 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3365 (hard_regno_to_pseudo_regno): New variable.
3366 (count_pseudo): Check spilled pseudos. Set up
3367 hard_regno_to_pseudo_regno.
3368 (count_spilled_pseudo): Check spilled pseudos. Update
3369 hard_regno_to_pseudo_regno.
3370 (find_reg): Use better_spill_reload_regno_p. Check
3371 hard_regno_to_pseudo_regno.
3372 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3374 (eliminate_regs_1): Use additional parameter for alter_reg.
3375 (finish_spills): Set up pseudo_previous_regs only for spilled
3376 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3377 more arguments. Don't clear live_throughout and dead_or_set for
3378 spilled pseudos. Use additional parameter for alter_reg. Call
3379 mark_allocation_change. Set up changed_allocation_pseudos.
3380 Remove sanity check.
3381 (emit_input_reload_insns, delete_output_reload): Use additional
3382 parameter for alter_reg. Call mark_allocation_change.
3383 (substitute, gen_reload_chain_without_interm_reg_p): New
3385 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3387 * testsuite/gcc.dg/20080410-1.c: New file.
3389 * config/s390/s390.h (IRA_COVER_CLASSES,
3390 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3392 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3394 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3396 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3398 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3400 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3402 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3404 2008-08-24 Jeff Law <law@redhat.com>
3405 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3406 when ignoring unavailable registers.
3408 2008-08-24 Jeff Law <law@redhat.com>
3409 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3410 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3411 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3412 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3414 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3415 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3417 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3418 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3419 * reload1.c (find_reg): Process registers in register allocation order.
3421 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3422 * toplev.c (backend_init_target): Move ira_init call from
3424 (lang_dependent_init_target): ...to here.
3426 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3427 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3428 calculate memory move costs for NO_REGS.
3430 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3431 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3432 STACK_REGS is defined.
3434 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3435 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3437 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3438 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3440 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3441 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3442 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3445 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3446 Dorit Nuzman <dorit@il.ibm.com>
3448 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3449 vec_extract_evenv4sf, vec_extract_evenv8hi,
3450 vec_extract_evenv16qi, vec_extract_oddv4si,
3451 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3452 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3453 vec_interleave_highv4si, vec_interleave_lowv4si,
3454 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3455 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3456 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3458 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3461 * config/rs6000/rs6000.c (optimization_options): Don't default to
3462 section anchors without toplevel reorder.
3464 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3466 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3467 (mfc_end_critical_section): Likewise.
3469 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3471 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3472 all type qualifiers from element type to vector type.
3474 2008-08-25 David Daney <ddaney@avtrex.com>
3476 * config/mips/mips.md (immediate_insn): Move up in file, fix
3477 comment typo, reformat.
3478 (fetchop_bit, atomic_hiqi_op memory_barrier,
3479 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3480 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3481 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3482 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3483 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3484 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3485 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3486 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3487 sync_old_nand<mode>, sync_new_nand<mode>,
3488 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3489 test_and_set_12): Moved to sync.md.
3491 * config/mips/sync.md: New file.
3493 2008-08-25 Richard Henderson <rth@redhat.com>
3495 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3496 (regsave): Likewise.
3497 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3498 (output_cfi_directive): Likewise.
3499 (div_data_align): New.
3500 (output_cfi): Use it.
3502 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3504 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3505 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3506 (TARGET_OCTEON): New macro.
3507 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3508 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3509 (ISA_HAS_POP): New macro.
3510 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3512 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3514 * config/mips/mips.md (cpu): Add octeon.
3515 (type): Add pop attribute value.
3516 (popcount<mode>2): New pattern.
3517 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3519 2008-08-24 Jan Hubicka <jh@suse.cz>
3521 * doc/invoke.texi (-fipa-cp-clone): New option.
3522 (-fipa-cp): Update docs.
3523 (--param ipcp-unit-growth):New.
3524 * ipa-cp.c: Include fibheap.h, params.h
3525 (ipcp_initialize_node_lattices): When not cloning, all externally
3526 visible functions are bottom.
3527 (ipcp_need_redirect_p): Accept clones.
3528 (ipcp_insert_stage): Use cost driven heuristics.
3529 (max_count, dead_nodes): New static vars.
3530 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3531 ipcp_const_param_count): New functions.
3532 * common.opt (ipa-cp-clone): New command line option.
3533 * params.def (ipcp-unit-growth): New.
3535 2008-08-24 Jan Hubicka <jh@suse.cz>
3537 * tree-inline.c (tree_function_versioning): Look harder
3538 for referenced vars.
3540 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3542 PR tree-optimization/37185
3543 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3545 2008-08-23 Jan Hubicka <jh@suse.cz>
3547 * ipa-cp.c (ipcp_analyze_node): New function.
3548 (ipcp_update_cloned_node): Use it.
3549 (ipcp_init_stage): Likewise.
3550 * ipa-inline.c (function_insertion_hook_holder): New static var.
3551 (analyze_function): Break out from ....
3552 (inline_generate_summary): Here; register insertion hook.
3553 (cgraph_decide_inlining): Remove hook.
3554 (add_new_function): New function.
3556 2008-08-23 Jan Hubicka <jh@suse.cz>
3558 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3560 2008-08-23 Jan Hubicka <jh@suse.cz>
3562 * ipa-cp.c (constant_val_insert): Remove.
3563 (ipcp_propagate_one_const): Remove.
3564 (ipcp_create_replace_map): Always insert replacements to the map.
3565 (ipcp_insert_stage): Do not try to insert statements by hand.
3566 * tree-inline.c (insert_init_stmt): Break out from ...
3567 (setup_one_parameter): ... here; allow NULL BB pointer.
3568 (tree_function_versioning): Use setup_one_parameter to process
3571 2008-08-23 Jan Hubicka <jh@suse.cz>
3573 * tree.c (decl_address_ip_invariant_p): New function.
3574 * tree.h (decl_address_ip_invariant_p): Declare.
3575 * gimple.c (strip_invariant_refs): Break out from ...
3576 (is_gimple_invariant_address): ... here
3577 (is_gimple_ip_invariant_address): New function.
3578 (is_gimple_ip_invariant): New function.
3579 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3582 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3583 (ipcp_lat_is_insertable): All constants are insertable.
3584 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3585 IPA_CONST_VALUE_REF.
3586 (ipcp_initialize_node_lattices): Propagate all types of operands.
3587 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3588 (ipcp_create_replace_map): Reformat.
3589 (ipcp_need_redirect_p): Simplify.
3590 (ipcp_insert_stage): Check that argument is used before clonning.
3591 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3592 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3593 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3594 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3595 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3596 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3597 * tree-inline.c (tree_function_versioning): Add variables referenced by
3600 2008-08-23 Jan Hubicka <jh@suse.cz>
3603 * i386.c (standard_80387_constant_p): Use optimize_size.
3605 2008-08-23 Ira Rosen <irar@il.ibm.com>
3607 PR tree-optimization/37161
3608 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3609 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3610 (vect_determine_vectorization_factor): Move the scalar type
3611 retrieval to vect_get_smallest_scalar_type.
3612 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3613 scalar type. Remove redundant computation.
3614 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3615 (vect_get_slp_defs): Take the type of RHS into account if
3616 necessary by calling vect_get_smallest_scalar_type. Call
3617 vect_get_constant_vectors with additional argument.
3619 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3622 * doc/invoke.texi (Wwrite-strings): Clarify description.
3624 2008-08-23 Ira Rosen <irar@il.ibm.com>
3626 PR tree-optimization/37174
3627 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3628 def stmt is a part of the loop before accessing its stmt_vec_info.
3630 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3633 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3634 (*swap): New insn pattern.
3635 (*ashlqi3): Rename from ashlqi3 insn pattern.
3636 (ashlqi3): New expanders.
3637 (*lshrqi3): Rename from lshrqi3 insn pattern.
3638 (lshrqi3): New expanders.
3639 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3640 lshrqi3_const5, lshrqi3_const6): New splitters.
3641 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3642 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3645 2008-08-22 Richard Guenther <rguenther@suse.de>
3647 PR tree-optimization/37078
3648 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3649 [+INF, +INF] ranges.
3651 2008-08-22 Richard Guenther <rguenther@suse.de>
3653 PR tree-optimization/37143
3654 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3655 a conversion statement instead of a copy.
3657 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3660 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3661 CCCmode, CCOmode and CCSmode destination modes.
3664 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3665 from different units in a single alternative.
3666 (*vec_extractv2sf_1): Ditto.
3667 (*vec_extractv2si_0): Ditto.
3668 (*vec_extractv2si_1): Ditto.
3669 * config/i386/sse.md (sse2_storehpd): Ditto.
3670 (sse2_storelpd): Ditto.
3671 (sse2_loadhpd): Ditto.
3672 (sse2_loadlpd): Ditto.
3675 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3676 (popcountsi2): Ditto.
3677 (clzdi2_abm): Ditto.
3678 (popcountdi2): Ditto.
3679 (clzhi2_abm): Ditto.
3680 (popcounthi2): Ditto.
3682 2008-08-22 Richard Guenther <rguenther@suse.de>
3686 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3687 if the multiplication does not overflow.
3689 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3691 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3693 2008-08-21 Richard Henderson <rth@redhat.com>
3695 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3696 spurrious comma from test.
3697 * configure: Rebuild.
3699 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3702 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3705 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3707 * c-tree.h (grokfield): New argument.
3708 * c-decl.c (grokfield): Handle new location argument.
3709 * c-parser.c (c_parser_struct_declaration): Pass location to
3712 2008-08-21 Richard Guenther <rguenther@suse.de>
3714 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3716 2008-08-21 Jan Hubicka <jh@suse.cz>
3718 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3719 (cgraph_add_function_insertion_hook,
3720 cgraph_remove_function_insertion_hook,
3721 cgraph_call_function_insertion_hooks): New functions.
3722 * cgraph.h (cgraph_add_function_insertion_hook,
3723 cgraph_remove_function_insertion_hook,
3724 cgraph_call_function_insertion_hooks): Declare.
3725 * ipa-reference.c (function_insertion_hook_holder): New variable.
3726 (check_operand, look_for_address_of): When checking late, do not care
3727 about module bitmaps.
3728 (add_new_function): New function.
3729 (generate_summary): Register hooks; zero module bitmaps.
3730 (propagate): Unregister hooks.
3731 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3732 (add_new_function): New function.
3733 (generate_summary): Register hook.
3734 (propagate): Remove hook.
3736 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3738 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3739 * ipa-cp.c (ipcp_update_cloned_node): New function.
3740 (build_const_val): Handle functions correctly; bring type logic
3741 into sync with tree-inline.c
3742 (ipcp_init_stage): Take care of computing stuff needed by
3743 indirect inlining; update clones.
3744 (ipcp_generate_summary): Break out of ipcp_driver.
3745 (ipcp_driver): Do only execution and transformation.
3746 (pass_ipa_cp): Make IPA_PASS.
3747 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3749 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3750 ipcp, some info is already available.
3751 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3752 * tree-inline.c (remap_ssa_name): Unshare expression.
3754 2008-08-21 Richard Guenther <rguenther@suse.de>
3756 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3757 a PHI ask VN if it is already available.
3758 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3759 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3761 2008-08-21 Richard Guenther <rguenther@suse.de>
3764 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3765 makes sure to produce a result of the correct type.
3767 2008-08-21 Jan Hubicka <jh@suse.cz>
3768 Backport from LTO branch:
3770 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3771 Jan Hubicka <jh@suse.cz>
3774 (init_state, finish_state, set_function_state, generate_summary):
3776 (scan_stmt): Renamed from scan_function. Changed to keep state in
3777 local static vars rather than cgraph aux field.
3778 (propagate): Renamed from static_execute. Changed to keep state in
3779 local static vars rather than cgraph aux field.
3780 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3781 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3783 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3785 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3786 * ipa-reference.c (init_function_info, generate_summary,
3787 propagate): New functions.
3788 (analyze_function): Call init_function_info.
3789 (static_execute): Stripped into generate_summary and propagate.
3790 (pass_ipa_reference): Made into ipa_opt_pass.
3792 2008-08-21 Richard Guenther <rguenther@suse.de>
3794 PR tree-optimization/37181
3795 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3797 (extract_range_from_unary_expr): Likewise.
3799 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3801 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3803 * toplev.h (pedwarn_at): Likewise.
3804 * builtins.c: Update all calls to pedwarn.
3805 * c-lex.c: Likewise.
3806 * toplev.c: Likewise.
3807 * c-tree.h: Likewise.
3808 * c-decl.c: Likewise.
3809 * c-errors.c: Likewise.
3810 * c-typeck.c: Likewise.
3811 * c-common.c: Likewise.
3812 * c-parser.c: Likewise.
3814 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3817 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3818 with MODE_VECTOR_INT mode.
3820 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3823 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3824 initialized outside the current module.
3825 (warn_uninitialized_var): Ignore left-hand side when walking the
3826 trees. Ignore address expressions. Examine VUSE operands in gimple
3827 statements with a variable declaration on the right-hand side.
3829 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3832 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3834 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3837 * c-common.c (conversion_warning): Do not warn if applying bit-and
3838 operator to unsigned constant that fits in the target type.
3840 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3843 * c-common.c (conversion_warning): Do not warn for artificial
3846 2008-08-20 Richard Guenther <rguenther@suse.de>
3848 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3849 (extract_range_from_binary_expr): Fall back to constant propagation.
3850 (extract_range_from_unary_expr): Likewise.
3852 2008-08-20 Richard Guenther <rguenther@suse.de>
3854 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3855 with TREE_THIS_VOLATILE on shared nodes.
3856 (fold_stmt_r): Likewise.
3858 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3861 * c-parser.c (c_parser_attributes): For keywords use canonical
3862 spelling for attr_name.
3864 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3866 * value-prof.c (check_counter): Revert wrong call to error.
3868 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3870 * profile.c: Update calls to inform.
3871 * value-prof.c: Update calls to inform.
3873 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3875 * diagnostic.c (inform): Add an explicit location_t parameter.
3876 * toplev.h (inform): Update declaration.
3877 * builtins.c: Update all calls to inform.
3878 * c-common.c: Likewise.
3879 * c-decl.c: Likewise.
3880 * c-opts.c: Likewise.
3881 * c-pch.c: Likewise.
3882 * c-pragma.c: Likewise.
3883 * c-typeck.c: Likewise.
3884 * coverage.c: Likewise.
3886 * toplev.c: Likewise.
3887 * tree-cfg.c: Likewise.
3888 * tree-ssa.c: Likewise.
3890 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3893 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3894 V2DI mode, for SSE4.1, use movq instead of vector set if the
3895 second element is zero and inter-unit moves are OK.
3897 2008-08-20 Richard Guenther <rguenther@suse.de>
3899 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3900 properly handle conversion/copy chains after tuplification.
3902 2008-08-20 Richard Guenther <rguenther@suse.de>
3904 * passes.c (init_optimization_passes): Move the second
3905 forwprop pass before alias computation. Remove the second
3906 DCE pass. Remove the first dominator and phi copy/const
3909 2008-08-20 Nick Clifton <nickc@redhat.com>
3911 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3912 support of this feature. Do not assume that a sufficiently new
3913 assembler will support the feature regardless of the target type.
3914 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3915 * configure: Regenerate.
3917 2008-08-20 Richard Guenther <rguenther@suse.de>
3919 * tree-vrp.c (found_in_subgraph): Remove.
3920 (live): New global static.
3921 (live_on_edge): New function.
3922 (blocks_visited): Remove.
3923 (register_edge_assert_for_2): Use live_on_edge.
3924 (find_conditional_asserts): Remove code dealing with
3925 found_in_subgraph. Do not walk the CFG.
3926 (find_switch_asserts): Likewise.
3927 (find_assert_locations_1): Renamed from find_assert_locations.
3928 Move finding assert locations for conditional and switch
3929 statements first. Update live bitmap. Do not walk the CFG.
3930 (find_assert_locations): New function.
3931 (insert_range_assertions): Remove entry of CFG walk.
3932 Adjust call to find_assert_locations.
3933 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3934 that only can appear because of fake exit edges but assert we
3935 never try to insert on those.
3936 (fini_pre): Do not remove fake exit edges here...
3937 (execute_pre): ...but here, before committing edge inserts.
3939 2008-08-19 Richard Guenther <rguenther@suse.de>
3941 * passes.c (init_optimization_passes): Exchange store-ccp
3944 2008-08-19 Rafael Espíndola <espindola@google.com>
3946 * varasm.c (weak_decls): Move earlier in the file.
3947 (assemble_external): Add weak decls to the weak_decls list.
3948 (declare_weak): Don't add decls to the weak_decls list.
3950 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3953 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3954 before (sse2_shufpd_<mode>).
3956 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3959 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3960 * tree.c (block_nonartificial_location): Likewise.
3962 2008-08-19 Richard Guenther <rguenther@suse.de>
3964 PR tree-optimization/35972
3965 PR tree-optimization/23094
3966 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3968 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3969 handle MISALIGNED_INDIRECT_REF.
3970 (get_ref_from_reference_ops): New helper.
3971 (vn_reference_lookup_pieces): Walk the use-def chain using the
3972 alias-oracle if requested.
3973 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3974 walking the use-def chain.
3975 (compute_avail): But not here.
3976 (create_component_ref_by_pieces_1): Properly handle
3977 MISALIGNED_INDIRECT_REF.
3978 (do_regular_insertion): Handle fully redundant
3979 expressions after PHI-translation also for SSA_NAME values, not
3980 only constants. Correctly use edoubleprime for that.
3982 2008-08-19 Ira Rosen <irar@il.ibm.com>
3984 * tree-vectorizer.c (supportable_widening_operation): Support
3985 multi-step conversion, return the number of steps in such conversion
3986 and the required intermediate types.
3987 (supportable_narrowing_operation): Likewise.
3988 * tree-vectorizer.h (vect_pow2): New function.
3989 (supportable_widening_operation): Change argument types.
3990 (supportable_narrowing_operation): Likewise.
3991 (vectorizable_type_promotion): Add an argument.
3992 (vectorizable_type_demotion): Likewise.
3993 * tree-vect-analyze.c (vect_analyze_operations): Call
3994 vectorizable_type_promotion and vectorizable_type_demotion with
3995 additional argument.
3996 (vect_get_and_check_slp_defs): Detect patterns.
3997 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3999 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
4000 vect_build_slp_tree with correct arguments. Calculate unrolling factor
4001 according to the smallest type in the loop.
4002 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
4003 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
4004 supportable_widening_operation with correct arguments.
4005 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
4006 operands lists according to the number of vector statements in left
4007 or right node, if exists.
4008 (vect_gen_widened_results_half): Remove unused argument.
4009 (vectorizable_conversion): Call supportable_widening_operation,
4010 supportable_narrowing_operation, and vect_gen_widened_results_half
4011 with correct arguments.
4012 (vectorizable_assignment): Change documentation, support multiple
4014 (vectorizable_operation): Likewise.
4015 (vect_get_loop_based_defs): New function.
4016 (vect_create_vectorized_demotion_stmts): Likewise.
4017 (vectorizable_type_demotion): Support loop-aware SLP and general
4018 multi-step conversion. Call vect_get_loop_based_defs and
4019 vect_create_vectorized_demotion_stmts for transformation.
4020 (vect_create_vectorized_promotion_stmts): New function.
4021 (vectorizable_type_promotion): Support loop-aware SLP and general
4022 multi-step conversion. Call vect_create_vectorized_promotion_stmts
4024 (vectorizable_store): Change documentation, support multiple
4026 (vectorizable_load): Likewise.
4027 (vect_transform_stmt): Pass SLP_NODE to
4028 vectorizable_type_promotion and vectorizable_type_demotion.
4029 (vect_schedule_slp_instance): Move here the calculation of number
4030 of vectorized statements for each node from...
4031 (vect_schedule_slp): ... here.
4032 (vect_transform_loop): Call vect_schedule_slp without the last
4035 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
4038 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
4039 to == in assert statement.
4040 (vectorizable_reduction): Fix typo.
4042 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4045 * value-prof.c (check_counter): Dereference pointer to overall
4046 count when printing it.
4048 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4050 * profile.h: Really add it.
4052 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4054 * mcf.c: Really add it.
4056 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
4057 Vinodha Ramasamy <vinodha@google.com>
4059 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
4061 * value-prof.c (check_counter): Fix the counter if
4062 flag_profile_correction is true.
4063 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4064 tree_mod_subtract_transform):
4065 Follow check_counter parameter change.
4066 * common.opt (fprofile-correction): New option.
4068 * profile.h: Likewise.
4069 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
4070 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
4071 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
4073 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
4074 flag_profile_correction is set.
4076 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
4078 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
4080 2008-08-18 Tomas Bily <tbily@suse.cz>
4082 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
4083 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
4085 * tree-data-ref.c (split_constant_offset_1): Likewise.
4086 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
4087 * tree-sra.c (sra_walk_expr): Likewise.
4088 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
4089 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4090 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
4091 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
4093 * gimple.c (gimple_assign_unary_nop_p): Likewise.
4094 * tree-vect-transform.c (vectorizable_type_demotion)
4095 (vectorizable_type_promotion): Likewise.
4096 * tree-inline.c (expand_call_inline):
4097 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4098 (forward_propagate_addr_expr_1, forward_propagate_comparison)
4099 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4100 * expr.c (expand_expr_real_1): Likewise.
4101 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
4102 (gimple_assign_unary_useless_conversion_p): Likewise.
4103 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4104 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
4105 * fold-const.c (fold_unary): Likewise.
4106 * tree.h (CONVERT_EXPR_P): Likewise.
4107 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
4108 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4110 (register_edge_assert_for_2, extract_range_from_unary_expr)
4111 (register_edge_assert_for_1): Likewise.
4113 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4115 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
4116 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
4117 (enum real_value_const): Delete.
4118 (get_real_const): Delete.
4119 * real.c (get_real_const): Delete.
4120 (dconst_e_ptr): Define.
4121 (dconst_third_ptr): Define.
4122 (dconst_sqrt2_ptr): Define.
4123 * builtins.c: Update all callers.
4125 2008-08-18 Richard Guenther <rguenther@suse.de>
4127 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
4128 statement iterator after statement removal.
4130 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
4132 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
4133 (detect_processor_freebsd): Likewise.
4134 (host_detect_local_cpu): Call newly added functions for FreeBSD.
4136 2008-08-18 Richard Guenther <rguenther@suse.de>
4138 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
4139 and loads have the correct types.
4141 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4144 * c-opts.c (cpp_opts): Remove static.
4145 * c-parser.c (cpp_opts): Declare it extern.
4146 (disable_extension_diagnostics): Handle cpp options.
4147 (enable_extension_diagnostics): Likewise.
4149 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4151 * diagnostics.c (permerror_at): Rename as permerror.
4152 (permerror): Delete.
4153 * toplev.h: Likewise.
4155 2008-08-18 Richard Guenther <rguenther@suse.de>
4157 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
4158 sdse1 and addressables2 passes. Replace dce1 with cddce1.
4159 Move call_cdce before build_alias. Move copyrename2,
4160 cunrolli and ccp2 beafore build_alias. Re-add addressable2
4161 right after final inlining.
4162 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
4163 (pass_build_cfg): But instead via TODO_dump_func.
4165 2008-08-18 Richard Guenther <rguenther@suse.de>
4167 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
4169 (scalarize_init): If we failed to generate some initializers
4170 do not generate zeros for not instantiated members. Instead
4171 rely on the copy out.
4172 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
4173 about missing flow-sensitive alias info only if we have
4176 2008-08-17 Nick Clifton <nickc@redhat.com>
4178 * doc/extend.texi (Function Attributes): Fix typo in description
4179 if hot function attribute.
4181 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
4182 Richard Sandiford <rdsandiford@googlemail.com>
4184 * doc/install.texi (--with-mips-plt): Document.
4185 * doc/invoke.texi (-mplt, -mno-plt): Document.
4186 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
4187 and handle ${with_mips_plt}.
4188 * config/mips/mips.opt (mplt): New option.
4189 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
4190 (TARGET_ABICALLS_PIC2): Likewise.
4191 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
4192 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
4193 (ASM_SPEC): Use !mabi=* instead of !mabi*.
4194 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
4195 to decide whether to output ".option picX" directives.
4196 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
4197 Pass -call_nonpic rather than -KPIC for -mplt.
4198 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
4199 on the command line. Also remove it when -mabi=64 is used without
4201 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
4202 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
4203 TARGET_ABICALLS_PIC0.
4204 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
4206 (mips16_build_function_stub): Only output ".option pic" directives
4207 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
4208 (mips16_build_call_stub): Fix comment and remove redundant
4209 ".set at"/"set .noat" directives.
4210 (mips_function_rodata_section): Use the default behaviour for
4211 TARGET_ABSOLUTE_ABICALLS.
4212 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
4213 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
4214 (mips_restore_gp): Do nothing if the current function doesn't use
4216 (mips_expand_prologue): Only save $gp if the current function uses it.
4217 Use a normal move for TARGET_ABICALLS_PIC0.
4218 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
4220 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
4222 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
4223 of function when handling GLOBAL_POINTER_REGNUM.
4225 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
4228 * common.opt (-fstack-check): Do not declare the variable here.
4229 (-fstack-check=): New option variant.
4230 * doc/invoke.texi (Code Gen Options): Document it.
4231 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
4232 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
4233 (STACK_CHECK_STATIC_BUILTIN): New macro.
4234 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
4235 * opts.c: Include expr.h.
4236 (common_handle_option) <OPT_fold_stack_check_>: New case.
4237 <OPT_fstack_check>: Likewise.
4238 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
4239 consistently in the test for variable-sized types. Adjust for
4240 new behaviour of flag_stack_check.
4241 * explow.c: Include except.h.
4242 (allocate_dynamic_stack_space): Do not take into account
4243 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
4244 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
4245 for variable-sized parameters. Treat all parameters whose size is
4246 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
4247 stack checking is enabled.
4248 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
4249 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
4250 if generic stack checking is enabled.
4251 (expand_function_end): Adjust for new behaviour of flag_stack_check.
4252 * reload1.c (reload): Likewise.
4253 * stmt.c (expand_decl): Assert that all automatic variables have
4254 fixed size at this point and remove dead code.
4255 * flags.h (stack_check_type): New enumeration type.
4256 (flag_stack_check): Declare.
4257 * toplev.c (flag_stack_check): New global variable.
4258 * Makefile.in (opts.o): Add dependency on EXPR_H.
4259 (explow.o): Add dependency on except.h.
4261 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
4263 * config/avr/avr.c (avr_override_options): Reduce value of
4264 PARAM_INLINE_CALL_COST.
4266 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
4268 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
4269 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
4270 lieu of TYPE_MODE (type) throughout.
4272 2008-08-15 Joseph Myers <joseph@codesourcery.com>
4274 * config/arm/arm.c (add_minipool_backward_ref): Check for
4275 8-byte-aligned entries in second case of forcing insertion after a
4276 particular entry. Change third case to avoid inserting
4277 non-8-byte-aligned entries before 8-byte-aligned ones.
4279 2008-08-15 Richard Guenther <rguenther@suse.de>
4281 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4282 strip components for unknown size accesses.
4284 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4286 * config/s390/2097.md New file.
4287 * config/s390/s390.md ("z10prop" attribute): Define none,
4288 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4289 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4290 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4291 possible values and apply them to insns as appropriate.
4292 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4293 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4294 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4295 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
4297 ("bfp" mode attribute): Removed. Every occurence replaced
4299 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4300 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4303 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4306 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4309 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4311 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4312 additional argument. Support reduction when duplication is needed due
4313 to data-types of different sizes in the loop.
4314 (get_initial_def_for_induction): Fix printout.
4315 (vect_get_vec_def_for_stmt_copy): Support case where the
4316 vec_stmt_for_operand is a phi node.
4317 (vectorizable_reduction): Support reduction when duplication is needed
4318 due to data-types of different sizes in the loop.
4319 (vectorizable_call): Remove restriction to not vectorize in case we
4320 have data-types of different sizes in the loop.
4321 (vectorizable_conversion): Likewise.
4322 (vectorizable_operation): Likewise.
4323 (vectorizable_type_demotion): Likewise.
4324 (vectorizable_type_promotion): Likewise.
4325 (vectorizable_induction): Add restriction to not vectorize in case
4326 we have data-types of different sizes in the loop.
4328 2008-08-14 Christophe Saout <christophe@saout.de>
4329 Uros Bizjak <ubizjak@gmail.com>
4332 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4333 (*vec_concatv2di_rex64_sse4_1): Ditto.
4334 (*vec_concatv2di_rex64_sse): Ditto.
4336 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4339 * fold-const.c (fold_widened_comparison): Do not allow
4340 sign changes that change the result even if shorter type
4341 is wider than arg1_unw's type.
4343 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4345 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4346 Skip if the multilib testing specifies -march that does not
4347 agree with the one specified in the testcase.
4349 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4351 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4352 zero extend SImode values being converted to TFmode before passing
4355 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4357 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4358 __PPU__ when targeting the Cell/B.E. PPU processor.
4360 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4362 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4363 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4364 Rematerialize the static chain, if any.
4365 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4368 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4370 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4371 (new_loc_descr): Likewise.
4372 (add_loc_descr): Likewise.
4373 (size_of_loc_descr): Likewise.
4374 (size_of_locs): Likewise.
4375 (output_loc_operands): Likewise.
4376 (output_loc_sequence): Likewise.
4377 (new_reg_loc_descr): New.
4378 (build_cfa_loc): Use it.
4379 (build_cfa_aligned_loc): Likewise.
4380 (one_reg_loc_descriptor): Likewise.
4381 (based_loc_descr): Likewise.
4383 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4386 * doc/invoke.texi (Wmain): Update.
4387 * c-decl.c (start_decl): warn_main is only 0 or 1.
4388 (start_function): Likewise. Fix formatting.
4389 (finish_function): Delete redundant warning.
4390 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4391 * c-opts (c_common_handle_option): -Wall only has effect if
4392 warn_main is uninitialized. OPT_Wmain is automatically
4393 handled. -pedantic also enables Wmain.
4394 (c_common_post_options): Handle all logic for Wmain here.
4395 * c-common.c (warn_main): Delete.
4396 (check_main_parameter_types): Make pedwarns conditional on
4398 * c-common.h (warn_main): Delete.
4400 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4403 * expr.c (emit_group_store): Allocate stack temp with the
4404 largest alignment when copying from register to stack.
4406 2008-08-13 Richard Guenther <rguenther@suse.de>
4408 * tree.h (maybe_fold_offset_to_address): Declare.
4409 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4410 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4411 Likewise for POINTER_PLUS_EXPR.
4412 (maybe_fold_offset_to_reference): Enable disabled code.
4413 (maybe_fold_offset_to_address): New function.
4414 (fold_stmt_r): Use it.
4415 (fold_gimple_assign): Likewise.
4416 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4417 (gimplify_expr): Likewise.
4419 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4421 * toplev.h (pedwarn_at): Fix declaration.
4423 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4425 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4426 LINK_SPEC): Use %R in -Y P argument.
4428 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4431 * diagnostic.c (pedwarn_at): New.
4432 * toplev.h (pedwarn_at): Declare.
4433 * c-tree.h (build_enumerator): Update declaration.
4434 * c-decl.c (finish_enum): Update comment.
4435 (build_enumerator): Take a location parameter. Give a pedwarn but do
4436 not perform any conversion.
4437 * c-parser.c (c_parser_enum_specifier): Set correct location for
4440 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4443 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4444 expressions except for conversions to signed:1 bitfields. Handle
4445 COND_EXPR with constant operands.
4447 2008-08-13 Richard Guenther <rguenther@suse.de>
4449 PR tree-optimization/15255
4450 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4451 (struct oecount_s): New struct and VEC types.
4453 (oecount_hash): New function.
4454 (oecount_eq): Likewise.
4455 (oecount_cmp): Likewise.
4456 (zero_one_operation): New function.
4457 (build_and_add_sum): Likewise.
4458 (undistribute_ops_list): Perform un-distribution of multiplication
4459 and division on the chain of summands.
4460 (should_break_up_subtract): Also break up subtracts for factors.
4461 (reassociate_bb): Delete dead visited statements.
4462 Call undistribute_ops_list. Re-sort and optimize if it did something.
4463 * passes.c (init_optimization_passes): Move DSE before
4465 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4468 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4470 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4472 * doc/invoke.texi: Revert unintended checkin.
4474 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4477 * gcc.c (include_spec_function): Tweak call to find_a_file.
4479 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4482 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4483 and TRUTH_ORIF_EXPR.
4484 * dojump.c (do_jump): Likewise.
4486 PR tree-optimization/37084
4487 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4488 if id->regimplify, don't assume stmt is a cast assignment.
4490 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4492 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4494 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4497 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4500 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4502 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4503 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4505 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4506 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4507 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4508 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4509 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4511 * doc/tm.texi (Storage Layout): Remove documentation for
4512 TARGET_FLOAT_FORMAT.
4514 * simplify-rtx.c (simplify_binary_operation_1): Replace
4515 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4517 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4519 * real.h (struct real_format): New member has_sign_dependent_rounding.
4520 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4521 spu_single_format, ieee_double_format, mips_double_format,
4522 motorola_double_format, ieee_extended_motorola_format,
4523 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4524 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4525 mips_extended_format, ieee_quad_format, mips_quad_format,
4526 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4527 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4529 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4530 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4531 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4532 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4533 (ROUND_TOWARDS_ZERO): Likewise.
4535 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4536 (FLOAT_MODE_FORMAT): New macro.
4537 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4538 (MODE_COMPOSITE_P): ... this new macro.
4539 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4540 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4541 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4543 * flags.h: Include "real.h".
4545 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4546 REAL_MODE_FORMAT_COMPOSITE_P.
4547 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4549 * doc/tm.texi (Storage Layout): Remove documentation of
4550 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4551 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4552 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4553 they only apply to libgcc2.a.
4555 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4557 * config/spu/float_disf.c: New file.
4558 * config/spu/float_unsdisf.c: New file.
4559 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4560 (LIB2FUNCS_EXCLUDE): Define.
4562 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4563 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4565 * real.h (struct real_format): New member round_towards_zero.
4566 * real.c (round_for_format): Respect fmt->round_towards_zero.
4567 (ieee_single_format, mips_single_format, motorola_single_format,
4568 spu_single_format, ieee_double_format, mips_double_format,
4569 motorola_double_format, ieee_extended_motorola_format,
4570 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4571 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4572 mips_extended_format, ieee_quad_format, mips_quad_format,
4573 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4574 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4576 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4577 real_format to choose rounding mode when calling MPFR functions.
4578 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4579 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4581 * real.h (real_to_decimal_for_mode): Add prototype.
4582 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4583 Respect target rounding mode when generating decimal representation.
4584 (real_to_decimal): New stub for backwards compatibility.
4585 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4586 real_to_decimal_for_mode instead of real_to_decimal.
4588 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4590 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4591 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4593 * real.c (spu_single_format): New variable.
4594 * real.h (spu_single_format): Declare.
4596 * config/spu/spu.c (spu_override_options): Install SFmode format.
4597 (spu_split_immediate): Use integer mode to operate on pieces of
4598 floating-point values in all cases.
4600 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4601 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4602 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4604 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4606 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4608 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4610 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4612 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4615 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4616 on the VAR_DECL instead of TYPE_READONLY on its type.
4618 2008-08-12 Ira Rosen <irar@il.ibm.com>
4620 * tree-vectorizer.c: Depend on langhooks.h.
4621 (supportable_widening_operation): Add two arguments. Support double
4623 (supportable_narrowing_operation): Likewise.
4624 * tree-vectorizer.h (supportable_widening_operation): Add two
4626 (supportable_narrowing_operation): Likewise.
4627 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4628 supportable_widening_operation with correct arguments.
4629 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4630 (vectorizable_type_demotion): Support double type conversions.
4631 (vectorizable_type_promotion): Likewise.
4632 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4634 2008-08-11 Michael Matz <matz@suse.de>
4636 * i386/i386.c (override_options): Move initialisation from
4637 flag_schedule_insns_after_reload to here from ...
4638 (optimization_options): ... here.
4640 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4642 PR rtl-optimization/36998
4643 * dwarf2out.c (compute_barrier_args_size_1,
4644 compute_barrier_args_size): Temporarily remove assertions.
4646 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4649 * tree-ssa.c (struct walk_data): Add new flag
4650 warn_possibly_uninitialized.
4651 (warn_uninitialized_var): Use it.
4652 (warn_uninitialized_vars): New.
4653 (execute_early_warn_uninitialized): Call it.
4654 (execute_late_warn_uninitialized): Likewise.
4656 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4659 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4662 2008-08-09 Jan Hubicka <jh@suse.cz>
4665 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4667 (expand_fix): Be prepared for expansion to fail.
4668 (expand_sfix_optab): Remove instructions if expansion failed.
4670 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4672 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4674 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4675 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4677 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4679 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4680 mips/t-libgcc-mips16 to tmake_file.
4681 * config/mips/mips-protos.h (mips_call_type): New enum.
4682 (mips_pic_base_register, mips_got_load): Declare.
4683 (mips_restore_gp): Take an rtx argument.
4684 (mips_use_pic_fn_addr_reg_p): Declare.
4685 (mips_expand_call): Replace the sibcall_p argument with
4686 a mips_call_type argument. Add a lazy_p parameter.
4687 (mips_split_call): Declare.
4688 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4689 (MIPS16_PIC_TEMP): Likewise.
4690 (reg_class): Delete M16_NA_REGS.
4691 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4692 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4693 (mips_split_hi_p): Declare.
4694 * config/mips/mips.c (mips_split_hi_p): New array.
4695 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4696 (mips_got_symbol_type_p): New function.
4697 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4698 (mips16_stub_function_p): New function.
4699 (mips16_local_function_p): Likewise.
4700 (mips_use_pic_fn_addr_reg_p): Likewise.
4701 (mips_cannot_force_const_mem): Return false for HIGHs.
4702 Extend CONST_INT and symbolic handling to MIPS16, using
4703 mips_symbol_insns to check that the base symbol type is a
4704 legitimate constant. Reject GOT-based constants if
4705 TARGET_MIPS16_PCREL_LOADS.
4706 (mips_const_insns): Check targetm.cannot_force_const_mem when
4707 decomposing a symbolic base and a large offset.
4708 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4709 When calling a function that needs $25 from MIPS16 code,
4710 move the target address into $25 separately and add a USE
4712 (mips16_gp_pseudo_reg): Insert the initializer immediately
4713 before the first real insn.
4714 (mips_pic_base_register, mips_got_load): New functions.
4715 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4716 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4717 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4718 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4719 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4720 also passing NULL_RTX rather than const0_rtx as the aux argument.
4721 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4722 instead of TARGET_EXPLICIT_RELOCS.
4723 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4724 (mips_load_call_address): Replace the sibcall_p argument with
4725 a mips_call_type argument. Use mips_got_load.
4726 (mips16_local_alias): New structure.
4727 (mips16_local_aliases): New variable.
4728 (mips16_local_aliases_hash): New function.
4729 (mips16_local_aliases_eq): Likewise.
4730 (mips16_local_alias): Likewise.
4731 (mips16_stub_function): Likewise.
4732 (mips16_build_function_stub): Create a local alias for the target
4733 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4734 .cpload directive and an R_MIPS_NONE relocation for the target
4735 function, then load the alias rather than the function itself.
4736 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4737 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4738 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4739 (mips16_build_call_stub): Replace the FN parameter with an
4740 FN_PTR parameter. Force the address into a register if it
4741 isn't a call_insn_operand; don't rely on the caller to do this.
4742 If a call to a locally-defined and locally-binding MIPS16
4743 function must be made indirectly, redirect the call to the
4744 function's local alias. Use mips16_stub_function_p,
4745 mips16_stub_function, mips_expand_call and use_reg.
4746 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4747 Use explicit %hi and %lo accesses where possible.
4748 Use MIPS_CALL to generate the correct code form of a
4749 jal instruction. Add clobbers of $18 instead of uses.
4750 Update the call to mips_emit_call_insn.
4751 (mips_expand_call): Replace the SIBCALL_P argument with a
4752 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4753 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4754 allowing it to modify the call address. Update the calls to
4755 mips_load_call_address and mips_emit_call_insn.
4756 (mips_split_call): New function.
4757 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4758 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4759 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4760 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4761 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4763 (mips_cprestore_slot): New function.
4764 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4765 and use mips_cprestore_slot.
4766 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4768 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4769 then use a copygp_mips16 instruction to set up $28.
4770 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4771 (mips16_lay_out_constants): Call split_all_insns_noflow.
4772 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4773 false if TARGET_MIPS16.
4774 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4775 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4776 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4777 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4778 MIPS16 code. Allow MIPS16 o32 PIC.
4779 (mips_override_options): Allow MIPS16 o32 PIC.
4780 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4781 after reload if TARGET_USE_GOT.
4782 (UNSPEC_COPYGP): New constant.
4783 (length): Use a default length of 8 for MIPS16 GOT loads.
4784 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4785 (*got_page<mode>): Check mips_split_hi_p.
4786 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4787 (unspec_got<mode>, unspec_call<mode>): New expanders.
4788 (load_got<mode>, load_call<mode>): Remove the length attributes.
4789 Use a got attribute instead of a type attribute.
4790 (copygp_mips16): New insn.
4791 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4792 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4793 (sibcall, sibcall_value, call, call_value): Update the calls
4794 to mips_expand_call.
4795 (call_internal, call_value_internal): Use mips_split_call.
4796 (call_value_multiple_internal): Likewise.
4797 (call_split): Move after call_internal (the insn it is split from).
4798 (call_internal_direct, call_value_internal_direct): Turn into
4799 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4800 (call_direct_split, call_value_direct_split): New patterns.
4801 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4802 and use M16_REGS instead of M16_NA_REGS.
4803 * config/mips/predicates.md (const_call_insn_operand): Replace
4804 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4805 mips_use_pic_fn_addr_reg_p check.
4806 (move_operand): Reject HIGHs if mips_split_hi_p.
4807 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4808 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4809 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4810 * config/mips/libgcc-mips16.ver: New file.
4811 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4812 $(srcdir)/config/mips/libgcc-mips16.ver.
4814 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4816 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4817 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4818 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4819 (mips16_cfun_returns_in_fpr_p): Likewise.
4821 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4823 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4824 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4825 rather than 4 to PC.
4827 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4829 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4830 (FUNCTION_PROFILER): Save the static chain pointer into $2
4831 beforehand and restore it aftewards.
4832 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4833 address directly into $25 and call the function through $25;
4834 do not clobber $3. Pad the DImode version to cover the space
4835 left by the deleted $25 <- $3 move.
4836 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4837 the removal of the $25 <- $3 move.
4838 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4839 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4841 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4842 Daniel Jacobowitz <dan@codesourcery.com>
4844 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4845 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4846 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4847 * config/mips/mips.c (mips_start_function_definition): New function.
4848 (mips_end_function_definition): Likewise.
4849 (mips_output_function_prologue): Use mips_start_function_definition.
4850 (mips_output_function_epilogue): Use mips_end_function_definition.
4851 (build_mips16_function_stub): Use mips_start_function_definition
4852 and mips_end_function_definition.
4853 (build_mips16_call_stub): Likewise.
4855 2008-08-09 Richard Guenther <rguenther@suse.de>
4857 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4858 * gimple.h (gimple_call_fn): Adjust comment.
4859 (gimple_call_set_fndecl): New function.
4860 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4861 longer having bare FUNCTION_DECL operand.
4862 (gimple_call_return_type): Likewise.
4863 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4865 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4866 (gimple_mod_pow2): Likewise.
4867 (gimple_mod_subtract): Likewise.
4868 (gimple_ic): Likewise.
4869 (gimple_stringop_fixed_value): Likewise.
4870 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4871 longer having bare FUNCTION_DECL operand.
4872 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4873 * omp-low.c (optimize_omp_library_calls): Likewise.
4874 * cgraphunit.c (update_call_expr): Likewise.
4875 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4876 (execute_convert_to_rsqrt): Likewise.
4877 * cfgexpand.c (gimple_to_tree): Simplify.
4878 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4879 bare FUNCTION_DECL operand.
4880 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4881 (convert_gimple_call): Use gimple_call_fndecl.
4882 * c-common.c (c_warn_unused_result): Likewise.
4884 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4887 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4888 (c_finish_return): Likewise.
4889 (c_start_case): Likewise.
4890 * c-common.c (warn_for_collisions_1): Use explicit location in
4892 * c-parser.c (c_parser_condition): New. Call
4893 verify_sequence_points.
4894 (c_parser_paren_condition): Call c_parser_condition.
4895 (c_parser_for_statement): Call c_parser_condition.
4897 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4900 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4901 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4902 Moved from diagnostic.h
4903 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4905 (emit_diagnostic): New.
4906 (warning0, pedwarn0): Delete.
4907 (warning, warning_at, pedwarn, permerror): Return bool.
4908 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4909 Moved to diagnostic.c.
4910 (struct diagnostic_context): Use correct type for
4911 classify_diagnostic.
4912 (diagnostic_report_diagnostic): Update declaration.
4913 (emit_diagnostic): Declare.
4914 * errors.c (warning): Return bool.
4915 * errors.h (warning): Update declaration.
4916 * toplev.h (warning0, pedwarn0): Delete.
4917 (warning, warning_at, pedwarn, permerror): Return bool.
4918 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4919 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4920 inform. Update all calls.
4921 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4922 before giving informative note.
4923 (implicit_decl_warning): Likewise.
4924 * c-typeck.c (build_function_call): Likewise.
4925 * tree-sssa.c (warn_uninit): Likewise.
4926 * builtins.c (gimplify_va_arg_expr): Likewise.
4928 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4931 * doc/invoke.texi (-Wextra): Move warning from here...
4932 (-Wuninitialized): ... to here.
4934 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4937 * flags.h (set_Wunused): Delete
4938 * toplev.c (process_options): Handle Wunused flags here.
4939 * opts.c (maybe_warn_unused_parameter): Delete.
4940 (common_handle_option): Replace set_Wunused by warn_unused.
4941 (set_Wextra): Do not handle Wunused-parameter here.
4942 (set_Wunused): Delete.
4943 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4945 * common.opt (Wunused): Add Var and Init.
4946 (Wunused-function): Likewise.
4947 (Wunused-label): Likewise.
4948 (Wunused-parameter): Likewise.
4949 (Wunused-value): Likewise.
4950 (Wunused-variable): Likewise.
4952 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4954 * doc/invoke.texi: Add cpu_type power7.
4955 * config.in (HAVE_AS_VSX): New.
4956 * config.gcc: Add cpu_type power7.
4957 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4959 * configure: Regenerate.
4960 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4962 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4963 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4964 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4966 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4968 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4969 type to vectorize.builtin_conversion.
4970 (vectorizable_conversion): Likewise.
4971 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4972 integral type as input.
4973 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4975 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4976 and ALTIVEC_BUILTIN_VCTSXS.
4977 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4980 2008-08-08 Richard Guenther <rguenther@suse.de>
4982 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4983 (surely_varying_stmt_p): Calls are varying only if they are
4984 non-builtin and not indirect or have no result.
4985 (ccp_fold): Re-instantiate code before the tuples merge.
4987 2008-08-08 Richard Guenther <rguenther@suse.de>
4989 PR tree-optimization/37056
4990 * gimple.h (gimple_assign_rhs_class): New helper function.
4991 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4992 unary operations properly.
4994 2008-08-07 Jan Hubicka <jh@suse.cz>
4996 * i386.h (ix86_size_cost): Declare.
4997 (ix86_cur_cost): New function macro.
4998 * i386.md (peepholes expanding size and splitters): Predicate by
4999 optimize_insn_for_speed_p.
5000 (peepholes reduce size and splitters): Predicate by
5001 optimize_insn_for_size_p.
5002 * i386.c (ix86_size_cost): Rename from ...
5003 (size_cost): This one.
5004 (override_options): Update.
5005 (decide_alg): Likewise.
5006 (ix86_expand_clear): Use RTL profile.
5007 (ix86_pad_returns): Use RTL profile.
5009 2008-08-07 Jan Hubicka <jh@suse.cz>
5011 * recog.c (split_all_insns): Set RTL profile
5012 (peephole2_optimize): Likewise.
5013 * function.c (thread_prologue_and_epilogue_insns): Likewise.
5014 * combine.c (combine_instructions): Likewise.
5016 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5018 * c-common.c (c_common_reswords): Also warn about keyword "bool".
5020 2008-08-07 Bob Wilson <bob.wilson@acm.org>
5022 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
5023 value in a6 after the set_frame_ptr insn.
5025 2008-08-07 Richard Henderson <rth@redhat.com>
5028 * gcc.c (cpp_options): Pass along -g*.
5030 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5032 * config/arm/arm.c (output_move_neon): Update comment describing
5033 big-endian vector layout.
5034 (arm_assemble_integer): Do not handle big-endian NEON vectors
5036 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
5037 neon_vget_lane<mode>_sext_internal,
5038 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
5039 element indices for big-endian.
5041 2008-08-07 Richard Henderson <rth@redhat.com>
5043 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
5044 * configure, config.in: Rebuild.
5045 * debug.h (dwarf2out_do_cfi_asm): Declare.
5046 * c-cppbuiltin.c (c_cpp_builtins): Use it.
5047 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
5048 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
5049 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
5051 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5053 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5054 movv2si_internal): Combine into mov<mode>_internal.
5055 (movv2si_internal_2): Remove.
5057 2008-08-07 Jan Hubicka <jh@suse.cz>
5060 * i386.md (single stringop patterns): Enable unconditionally.
5062 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
5065 * config/i386/emmintrin.h (_mm_move_epi64): Use
5066 __builtin_ia32_movq128.
5068 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
5069 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
5071 * config/i386/sse.md (sse2_movq128): New.
5073 * doc/extend.texi: Document __builtin_ia32_movq128.
5075 2008-08-07 Richard Guenther <rguenther@suse.de>
5078 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
5079 pointers can access anything.
5081 2008-08-06 Jan Hubicka <jh@suse.cz>
5083 * optabs.c (emit_unop_insn): Break out to ...
5084 (maybe_emit_unop_insn): ... this one.
5085 (expand_sfix_optab): Use maybe variant.
5086 * optabs.h (maybe_emit_unop_insn): Declare.
5088 * i386.md (mov0 patterns): Enable by default.
5089 (FP conversion expanders): Disable expansion of code expanding
5090 sequences when instruction should be optimized for size.
5091 (single strinop patterns): Enable when optimizing for size.
5092 (string expanders): Disable expanding of code expanding sequences
5093 when optimizning instruction for size.
5094 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
5096 (ix86_fp_comparison_sahf_cost): Likewise.
5097 (ix86_expand_branch): Likewise.
5098 (ix86_expand_ashl_const): Likewise.
5099 (ix86_split_ashl): Likewise.
5100 (ix86_expand_strlen): Likewise.
5101 (ix86_emit_fp_unordered_jump): Likewie.
5103 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5105 * c-common.c: Fix typo.
5106 (c_common_reswords): Activate more C++ keyword warnings.
5108 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
5110 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5113 * diagnostic.c (permerror_at): New.
5114 * toplev.h (permerror_at): Declare.
5116 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
5117 Ira Rosen <irar@il.ibm.com>
5119 * tree-vect-transform.c (vect_model_simple_cost): Return
5120 immediately if stmt is pure SLP.
5121 (vect_model_store_cost): Ditto.
5122 (vect_model_load_cost): Ditto.
5123 (vectorizable_store): Remove PURE_SLP check before call
5124 to vect_model_store_cost.
5125 (vect_model_store_cost): When checking whether stmt describe
5126 strided access, add a check that it is not slp_node.
5128 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5131 * c-common.c (warn_for_sign_compare): New. Handle separately the
5132 case that 'constant' is zero.
5133 * c-typeck.c (build_binary_op): Move code to c-common.c
5135 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5137 * config/alpha/alpha.c (alpha_preferred_reload_class,
5138 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
5139 alpha_output_mi_thunk_osf): Avoid C++ keywords.
5140 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
5141 * config/arm/arm.md: Likewise.
5142 * config/avr/avr-protos.h (preferred_reload_class,
5143 test_hard_reg_class, avr_simplify_comparison_p,
5144 out_shift_with_cnt, class_max_nregs): Likewise.
5145 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
5146 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
5147 preferred_reload_class, test_hard_reg_class): Likewise.
5148 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
5149 bfin_memory_move_cost, bfin_secondary_reload,
5150 bfin_output_mi_thunk): Likewise.
5151 * config/crx/crx.c (crx_secondary_reload_class,
5152 crx_memory_move_cost): Likewise.
5153 * config/frv/frv-protos.h (frv_secondary_reload_class,
5154 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
5155 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
5156 frv_secondary_reload_class, frv_class_likely_spilled_p,
5157 frv_class_max_nregs): Likewise.
5158 * config/h8300/h8300.c (h8300_classify_operand,
5159 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
5161 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
5162 * config/ia64/ia64.c (ia64_preferred_reload_class,
5163 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
5164 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
5165 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
5167 * config/m68hc11/m68hc11.c (preferred_reload_class,
5168 m68hc11_memory_move_cost): Likewise.
5169 * config/mcore/mcore.c (mcore_secondary_reload_class,
5170 mcore_reload_class): Likewise.
5171 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
5172 mips_class_max_nregs, mips_cannot_change_mode_class,
5173 mips_preferred_reload_class, mips_secondary_reload_class,
5174 mips_output_mi_thunk): Likewise.
5175 * config/mmix/mmix.c (mmix_preferred_reload_class,
5176 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
5178 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5180 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
5181 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
5182 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5183 * config/rs6000/rs6000.c (paired_expand_vector_init,
5184 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
5185 compare_section_name, rs6000_memory_move_cost): Likewise.
5186 * config/s390/s390.c (s390_emit_compare_and_swap,
5187 s390_preferred_reload_class, s390_secondary_reload,
5188 legitimize_pic_address, legitimize_tls_address,
5189 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
5190 s390_class_max_nregs): Likewise.
5191 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5192 * config/s390/s390.md: Likewise.
5193 * config/score/score-protos.h (score_secondary_reload_class,
5194 score_preferred_reload_class): Likewise.
5195 * config/score/score.c (score_preferred_reload_class,
5196 score_secondary_reload_class): Likewise.
5197 * config/score/score3.c (score3_output_mi_thunk,
5198 score3_preferred_reload_class, score3_secondary_reload_class,
5199 score3_hard_regno_mode_ok): Likewise.
5200 * config/score/score3.h (score3_preferred_reload_class,
5201 score3_secondary_reload_class): Likewise.
5202 * config/score/score7.c (score7_output_mi_thunk,
5203 score7_preferred_reload_class, score7_secondary_reload_class,
5204 score7_hard_regno_mode_ok): Likewise.
5205 * config/score/score7.h (score7_preferred_reload_class,
5206 score7_secondary_reload_class): Likewise.
5207 * config/sh/sh.c (prepare_move_operands, output_far_jump,
5208 output_branchy_insn, add_constant, gen_block_redirect,
5209 sh_insn_length_adjustment, sh_cannot_change_mode_class,
5210 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
5212 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5213 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
5214 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
5215 xstormy16_preferred_reload_class): Likewise.
5216 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
5217 xtensa_expand_atomic, override_options,
5218 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
5220 * reorg.c (try_merge_delay_insns): Likewise.
5221 * tree.c (merge_dllimport_decl_attributes): Likewise.
5223 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
5225 2008-08-06 Michael Matz <matz@suse.de>
5227 * Makefile.in (write_entries_to_file): Quote words.
5228 * gengtype.c: (read_input_line): Skip over leading white-space.
5230 2008-08-06 Marc Gauthier <marc@tensilica.com>
5232 * config.gcc: Match more processor names for Xtensa.
5233 * configure.ac: Likewise.
5234 * doc/install.texi (Specific): Likewise.
5235 * configure: Regenerate.
5237 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5239 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
5240 * calls.c (avoid_likely_spilled_reg): Likewise.
5241 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
5242 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
5243 * config/i386/i386.c (ix86_expand_special_args_builtin,
5244 ix86_secondary_reload): Likewise.
5245 * except.c (struct eh_region, gen_eh_region_catch,
5246 remove_unreachable_regions, duplicate_eh_regions,
5247 assign_filter_values, build_post_landing_pads,
5248 sjlj_find_directly_reachable_regions, remove_eh_handler,
5249 reachable_next_level, foreach_reachable_handler,
5250 can_throw_internal_1, can_throw_external_1,
5251 collect_one_action_chain): Likewise.
5252 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
5253 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
5254 * function.c (update_temp_slot_address, instantiate_new_reg,
5255 instantiate_virtual_regs_in_rtx,
5256 instantiate_virtual_regs_in_insn): Likewise.
5257 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
5258 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
5259 gimplify_cleanup_point_expr): Likewise.
5260 * ipa-cp.c (ipcp_lattice_changed): Likewise.
5261 * passes.c (next_pass_1): Likewise.
5262 * print-tree.c (print_node_brief, print_node): Likewise.
5263 * profile.c (branch_prob): Likewise.
5264 * tree-dump.c (dump_register): Likewise.
5265 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
5267 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
5268 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
5269 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
5270 copy_arguments_for_versioning, copy_static_chain): Likewise.
5271 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
5272 add_new_name_mapping, register_new_name_mapping): Likewise.
5273 * tree-mudflap.c (mf_xform_derefs): Likewise.
5274 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
5275 get_init_expr, combine_chains): Likewise.
5276 * tree-pretty-print.c (dump_generic_node): Likewise.
5277 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
5278 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
5279 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
5280 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5282 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5285 * calls.c (expand_call): Use the biggest preferred stack
5288 2008-08-06 Michael Matz <matz@suse.de>
5291 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5292 for reused reload, instead of overwriting them.
5294 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5297 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5298 for incoming stack boundary.
5300 * function.c (assign_parm_find_entry_rtl): Update
5301 parm_stack_boundary.
5303 * function.h (rtl_data): Add parm_stack_boundary.
5305 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5306 parm_stack_boundary for incoming stack boundary.
5308 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5310 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5311 for unrepresentable subregs or treat them as equal to other regs
5312 or subregs with the same register number.
5314 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5317 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5320 2008-08-06 Jan Hubicka <jh@suse.cz>
5322 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5323 frequencies might be hot.
5325 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5327 * reload.c (find_reloads): Force constants into literal pool
5328 also if they are wrapped in a SUBREG.
5330 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5333 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5334 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5335 Don't allow predicated instructions for data speculation.
5336 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5339 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5341 * haifa-sched.c (extend_global): Split to extend_global_data and
5342 extend_region_data. Update all uses.
5343 (extend_all): Rename to extend_block_data.
5345 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5347 * sched-rgn.c (new_ready): Check if instruction can be
5348 speculatively scheduled before attempting speculation.
5349 (debug_rgn_dependencies): Remove wrongful assert.
5351 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5353 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5355 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5357 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5358 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5359 va_size, and type_size.
5361 2008-08-04 Jason Merrill <jason@redhat.com>
5364 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5365 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5367 2008-08-05 Richard Henderson <rth@redhat.com>
5369 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5370 * configure: Rebuild.
5372 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5375 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5376 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5379 2008-08-05 Richard Henderson <rth@redhat.com>
5381 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5382 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5383 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5384 * common.opt (fdwarf2-cfi-asm): New.
5385 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5386 * config.in, configure: Rebuild.
5387 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5388 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5389 (dw2_force_const_mem): Externalize.
5390 * dwarf2asm.h: Update.
5391 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5392 generate a real label.
5393 (output_cfi_directive): New.
5394 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5395 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5396 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5398 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5399 (output_loc_operands_raw, output_loc_sequence_raw): New.
5400 (output_cfa_loc_raw): New.
5402 2008-08-05 Paul Brook <paul@codesourcery.com>
5404 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5405 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5406 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5407 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5408 * config/arm/arm.h (TARGET_VFPD32): Define.
5409 (TARGET_VFP3): Use TARGET_VFPD32.
5410 (fputype): Add FPUTYPE_VFP3D16.
5411 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5412 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5413 * config/arm/arm-cores.def: Add cortex-r4f.
5414 * config/arm/arm-tune.md: Regenerate.
5416 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5418 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5419 Reword some comments throughout the file.
5421 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5422 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5423 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5424 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5426 (MFC_START_ENABLE): Remove PPU-only define.
5427 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5428 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5430 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5431 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5432 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5433 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5434 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5435 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5436 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5438 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5439 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5440 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5441 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5443 (spu_read_machine_status): Fix typo.
5445 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5447 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5448 SUBREG of multi-word hard register.
5449 * config/spu/spu.c (valid_subreg): Likewise.
5450 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5452 2008-08-04 Richard Guenther <rguenther@suse.de>
5454 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5455 the candidate with the stripped base if that base is different
5456 from the original base even for offset zero.
5458 2008-08-04 Richard Guenther <rguenther@suse.de>
5461 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5462 check for no_overflow.
5464 2008-08-04 Richard Guenther <rguenther@suse.de>
5466 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5468 2008-08-04 Paul Brook <paul@codesourcery.com>
5470 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5471 (arm_order_regs_for_local_alloc): New function.
5472 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5474 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5476 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5479 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5480 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5481 (ix86_expand_epilogue): Likewise.
5483 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5485 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5488 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5490 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5491 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5492 (*movv2sf_internal_rex64): Ditto.
5494 2008-08-03 Jan Hubicka <jh@suse.cz>
5496 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5497 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5498 * expmed.c (expand_smod_pow2): Likewise.
5500 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5503 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5504 alternative 0 of operand 1.
5505 (*vec_concatv2di_rex64_sse): Ditto.
5506 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5508 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5509 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5510 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5511 (*movv2sf_internal_rex64): Ditto.
5513 2008-08-02 Richard Guenther <rguenther@suse.de>
5516 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5517 (ssedoublesizemode): New mode attribute.
5518 (sse_shufps): Call gen_sse_shufps_v4sf.
5519 (sse_shufps_1): Macroize.
5520 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5521 (sse2_shufpd_1): Macroize.
5522 (vec_extract_odd, vec_extract_even): New expanders.
5523 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5524 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5525 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5526 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5527 (ix86_expand_vector_set): Likewise.
5528 (ix86_expand_reduc_v4sf): Likewise.
5530 2008-08-01 Doug Kwan <dougkwan@google.com>
5532 * matrix-reorg.c: Re-enable all code.
5533 (struct malloc_call_data): Change CALL_STMT to gimple type.
5534 (collect_data_for_malloc_call): Tuplify.
5535 (struct access_site_info): Change STMT to gimple type.
5536 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5537 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5538 (struct free_info): Change STMT to gimple type.
5539 (struct matrix_access_phi_node): Change PHI to gimple type.
5540 (get_inner_of_cast_expr): Remove.
5541 (may_flatten_matrices_1): Tuplify.
5542 (may_flatten_matrices): Ditto.
5543 (mark_min_matrix_escape_level): Ditto.
5544 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5545 (ssa_accessed_in_call_rhs): New
5546 (ssa_accessed_in_assign_rhs): New
5547 (record_access_alloc_site_info): Tuplify.
5548 (add_allocation_site): Ditto.
5549 (analyze_matrix_allocation_site): Ditto.
5550 (analyze_transpose): Ditto.
5551 (get_index_from_offset): Ditto.
5552 (update_type_size): Ditto.
5553 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5554 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5555 (analyze_accesses_for_phi_node): Tuplify.
5556 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5557 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5558 (analyze_matrix_accesses): Tuplify.
5559 (check_var_data): New call-back type for check_var_notmodified_p.
5560 (check_var_notmodified_p): Tuplify and use call-back struct to
5561 return statement found.
5562 (can_calculate_expr_before_stmt): Factor out statement related code
5564 (can_calculate_stmt_before_stmt): New.
5565 (check_allocation_function): Tuplify.
5566 (find_sites_in_func): Ditto.
5567 (record_all_accesses_in_func): Ditto.
5568 (transform_access_sites): Ditto.
5569 (transform_allocation_sites): Ditto.
5570 (matrix_reorg): Re-enable.
5571 (gate_matrix_reorg): Re-enable.
5573 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5575 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5576 for labels for which it hasn't been set yet. If it has been set,
5577 stop walking insns and continue with next worklist item.
5578 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5579 if the only BARRIER is at the very end of a function.
5581 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5583 * cfgexpand.c (expand_stack_alignment): Assert that
5584 stack_realign_drap and drap_rtx must match.
5586 * function.c (instantiate_new_reg): If DRAP is used to realign
5587 stack, replace virtual_incoming_args_rtx with internal arg
5590 2008-08-01 Richard Guenther <rguenther@suse.de>
5592 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5593 loop information only if we initialized it.
5594 (execute_pre): Call fini_pre with in_fre.
5595 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5596 if we do not unroll because we hit max-completely-peeled-insns.
5597 Use our estimation for consistency, do allow shrinking.
5599 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5601 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5602 with MIN_STACK_BOUNDARY.
5603 (ix86_update_stack_boundary): Likewise.
5604 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5607 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5608 (MIN_STACK_BOUNDARY): This.
5610 2008-08-01 Richard Guenther <rguenther@suse.de>
5613 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5615 2008-08-01 Richard Guenther <rguenther@suse.de>
5617 PR tree-optimization/36988
5618 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5619 do not matter if that doesn't change volatile qualification.
5621 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5623 * configure.ac: Do not generate libada-mk. Do not subst
5625 * libada-mk.in: Remove.
5626 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5627 * configure: Regenerate.
5629 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5631 * tree-pass.h: Added comment about not dumping passes with name
5632 starting with star in struct opt_pass.
5633 * passes.c (register_dump_files_1): Don't do dump for a pass with
5634 name starting with star.
5635 * doc/passes.texi (Pass manager): Mention pass names and special
5636 meaning of star prefix to avoid dump.
5638 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5640 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5642 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5643 (ISA_MIPS64R2): New macro.
5644 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5645 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5646 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5647 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5648 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5649 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5650 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5651 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5652 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5653 Move up to keep list alphabetically sorted.
5654 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5655 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5657 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5658 (-march=@var{arch}): Add mips64r2.
5660 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5662 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5664 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5666 * expr.c (expand_assignment): Check for complete type.
5668 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5671 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5673 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5674 for stack alignment.
5676 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5678 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5680 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5681 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5683 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5685 PR rtl-optimization/36419
5686 * dwarf2out.c (barrier_args_size): New variable.
5687 (compute_barrier_args_size, compute_barrier_args_size_1): New
5689 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5690 if not called yet in the current function, use barrier_args_size
5691 array to find the new args_size value.
5692 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5694 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5697 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5700 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5703 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5704 (dwarf2out_stack_adjust): Use it.
5705 (dwarf2out_frame_debug_expr): Likewise.
5707 2008-07-31 Richard Guenther <rguenther@suse.de>
5709 PR tree-optimization/36978
5710 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5711 the generated condition.
5713 2008-07-31 Richard Guenther <rguenther@suse.de>
5715 * passes.c (init_optimization_passes): Always call
5716 pass_early_warn_uninitialized.
5717 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5718 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5719 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5721 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5724 * builtins.c (maybe_emit_free_warning): New function.
5725 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5726 maybe_emit_free_warning for BUILT_IN_FREE.
5729 * dwarf2out.c (get_context_die): New function.
5730 (force_decl_die, force_type_die): Use it.
5731 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5732 returns NULL, force generation of DW_TAG_typedef and put that into
5735 PR preprocessor/36649
5736 * c-pch.c (c_common_read_pch): Save and restore
5737 line_table->trace_includes across PCH restore.
5739 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5742 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5744 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5747 * final.c (call_from_call_insn): Handle COND_EXEC.
5749 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5751 * builtins.c (std_gimplify_va_arg_expr): Replace
5752 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5753 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5755 2008-07-30 Joey Ye <joey.ye@intel.com>
5756 H.J. Lu <hongjiu.lu@intel.com>
5758 * builtins.c (expand_builtin_setjmp_receiver): Replace
5759 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5760 (expand_builtin_apply_args_1): Likewise.
5761 (expand_builtin_longjmp): Need DRAP for stack alignment.
5762 (expand_builtin_apply): Likewise.
5764 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5765 instead of assign_stack_local to allow alignment reduction.
5767 * calls.c (emit_call_1): Need DRAP for stack alignment if
5769 (expand_call): Replace virtual_incoming_args_rtx with
5770 crtl->args.internal_arg_pointer.
5771 * stmt.c (expand_nl_goto_receiver): Likewise.
5773 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5774 alignment and store to stack_alignment_estimated and
5775 max_used_stack_slot_alignment.
5776 (expand_one_var): Likewise.
5777 (expand_stack_alignment): New function.
5778 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5779 and stack_alignment_estimated fields in rtl_data. Call
5780 expand_stack_alignment at end.
5782 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5783 (MAX_STACK_ALIGNMENT): Likewise.
5784 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5785 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5787 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5788 stack alignment when generating virtual registers.
5790 * function.c (assign_stack_local): Renamed to ...
5791 (assign_stack_local_1): This. Add a parameter to indicate
5792 if it is OK to reduce alignment.
5793 (assign_stack_local): Use it.
5794 (instantiate_new_reg): Instantiate virtual incoming args rtx
5795 to vDRAP if stack realignment and DRAP is needed.
5796 (assign_parms): Collect parameter/return type alignment and
5797 contribute to stack_alignment_estimated.
5798 (locate_and_pad_parm): Likewise.
5799 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5800 with crtl->args.internal_arg_pointer.
5802 * function.h (rtl_data): Add new field drap_reg,
5803 max_used_stack_slot_alignment, stack_alignment_estimated,
5804 stack_realign_needed, need_drap, stack_realign_processed and
5805 stack_realign_finalized.
5806 (stack_realign_fp): New macro.
5807 (stack_realign_drap): Likewise.
5809 * global.c (compute_regsets): Frame pointer is needed when
5810 stack is realigned. Can eliminate frame pointer when stack is
5811 realigned and dynamic realigned argument pointer isn't used.
5813 * reload1.c (update_eliminables): Frame pointer is needed
5814 when stack is realigned.
5815 (init_elim_table): Can eliminate frame pointer when stack is
5816 realigned and dynamic realigned argument pointer isn't used.
5818 * rtl.h (assign_stack_local_1): Declare new funtion.
5820 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5821 (TARGET_GET_DRAP_RTX): Likewise.
5822 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5823 TARGET_GET_DRAP_RTX.
5825 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5827 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5828 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5830 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5831 H.J. Lu <hongjiu.lu@intel.com>
5833 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5834 vdrap_reg, stack_realign and drap_reg_saved.
5835 (add_cfi): Don't allow redefining CFA when DRAP is used.
5836 (reg_save): Handle stack alignment.
5837 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5838 alignment. Don't generate DWARF information for (set fp sp)
5840 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5842 (int_loc_descriptor): Move prototype forward. Also define if
5843 DWARF2_UNWIND_INFO is true.
5844 (output_cfa_loc): Handle DW_CFA_expression.
5845 (build_cfa_aligned_loc): New.
5846 (based_loc_descr): Update assert for stack realign. For local
5847 variables, use sp+offset when stack is aligned without drap and
5848 fp+offset when stack is aligned with drap. For arguments, use
5849 cfa+offset when drap is used to align stack.
5851 2008-07-30 Joey Ye <joey.ye@intel.com>
5852 H.J. Lu <hongjiu.lu@intel.com>
5854 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5856 (ix86_gen_andsp): New.
5857 (ix86_user_incoming_stack_boundary): Likewise.
5858 (ix86_default_incoming_stack_boundary): Likewise.
5859 (ix86_incoming_stack_boundary): Likewise.
5860 (ix86_can_eliminate): Likewise.
5861 (find_drap_reg): Likewise.
5862 (ix86_update_stack_boundary): Likewise.
5863 (ix86_get_drap_rtx): Likewise.
5864 (ix86_finalize_stack_realign_flags): Likewise.
5865 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5866 (TARGET_GET_DRAP_RTX): Likewise.
5867 (override_options): Overide option value for new options.
5868 (ix86_function_ok_for_sibcall): Remove check for
5869 force_align_arg_pointer.
5870 (ix86_handle_cconv_attribute): Likewise.
5871 (ix86_function_regparm): Likewise.
5872 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5873 (ix86_va_start): Replace virtual_incoming_args_rtx with
5874 crtl->args.internal_arg_pointer.
5875 (ix86_select_alt_pic_regnum): Check DRAP register.
5876 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5877 (ix86_compute_frame_layout): Compute frame layout wrt stack
5879 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5880 (ix86_expand_prologue): Decide if stack realignment is needed
5881 and generate prologue code accordingly.
5882 (ix86_expand_epilogue): Generate epilogue code wrt stack
5883 realignment is really needed or not.
5885 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5886 (ABI_STACK_BOUNDARY): Likewise.
5887 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5888 (STACK_REALIGN_DEFAULT): Likewise.
5889 (INCOMING_STACK_BOUNDARY): Likewise.
5890 (MAX_STACK_ALIGNMENT): Likewise.
5891 (ix86_incoming_stack_boundary): Likewise.
5892 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5893 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5894 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5895 (machine_function): Remove force_align_arg_pointer.
5897 * config/i386/i386.md (BX_REG): New.
5898 (R13_REG): Likewise.
5900 * config/i386/i386.opt (mforce_drap): New.
5901 (mincoming-stack-boundary): Likewise.
5902 (mstackrealign): Add Init(-1).
5904 * config/i386/i386-protos.h (ix86_can_eliminate): New
5906 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5908 * doc/extend.texi: Update force_align_arg_pointer.
5910 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5913 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5914 (INCOMING_STACK_BOUNDARY): Likewise.
5915 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5916 (TARGET_GET_DRAP_RTX): Likewise.
5918 2008-07-30 Andreas Schwab <schwab@suse.de>
5920 PR rtl-optimization/36929
5921 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5922 add_insn_before and fix argument order.
5923 (replace_inc_dec_mem): Handle NULL rtx.
5925 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5927 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5929 (arm_compute_initial_elimination_offset): Use it.
5930 (arm_compute_save_reg_mask): Include static chain save slot when
5931 calculating alignment.
5932 (arm_get_frame_offsets): Ditto.
5933 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5934 that we can use to decrement the stack when the stack decrement
5935 could be too big for an immediate value in a single insn.
5936 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5938 2008-07-30 Richard Guenther <rguenther@suse.de>
5940 PR tree-optimization/36967
5941 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5942 Release defs of statements we remove.
5944 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5946 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5947 instead of NULL_RTVEC.
5949 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5953 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5956 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5958 * final.c (call_from_call_insn): New.
5959 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5961 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5963 * configure.ac: Substitute ADA_CFLAGS.
5964 * configure: Regenerate.
5965 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5966 * Makefile.in: Remove mention of X_* variables.
5967 * config/pa/x-ada-hpux10: Remove.
5968 * config/pa/x-ada: Remove.
5970 * doc/fragments.texi: Update.
5972 2008-07-30 Olivier Hainque <hainque@adacore.com>
5974 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5975 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5976 __dso_handle explicitly here.
5978 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5981 * c-typeck.c (build_binary_op): Encapsulate code into...
5982 * c-common.c (shorten_binary_op): ...this new function.
5983 (conversion_warning): Use the new function. Handle non-negative
5984 constant in bitwise-and.
5985 * c-common.h (shorten_binary_op): Declare.
5987 2008-07-30 Olivier Hainque <hainque@adacore.com>
5989 * scan.c (make_sstring_space): Add explicit conversions of
5990 allocator's return value.
5991 * fix-header.c (recognized_function): Likewise.
5993 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5995 * doc/cpp.texi: Update to GFDL 1.2.
5996 * doc/gcc.texi: Do not list GPL as Invariant Section.
5997 * doc/gccint.texi: Likewise. Update copyright years.
5998 * doc/install.texi: Update copyright years.
6000 2008-07-30 Alan Modra <amodra@bigpond.net.au>
6003 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
6004 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
6006 2008-07-29 Jan Hubicka <jh@suse.cz>
6008 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
6009 (grokdeclarator): Likewise.
6010 * langhooks.c (lhd_warn_unused_global_decl): Use
6011 DECL_DECLARED_INLINE_P.
6012 * print-tree.c (print_node): Remove DECL_INLINE check.
6014 2008-07-29 Richard Guenther <rguenther@suse.de>
6016 PR tree-optimization/36945
6017 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
6018 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
6019 Record invariant addresses un-decomposed.
6020 (copy_reference_ops_from_call): Record reference call
6021 arguments properly. Simplify.
6022 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
6023 helper split out from ...
6024 (create_component_ref_by_pieces): ... here. Simplify.
6025 Prepare for recursive invocation for call arguments.
6026 (create_expression_by_pieces): Adjust call to
6027 create_component_ref_by_pieces.
6028 (compute_avail): Process operand 2 of reference ops.
6030 2008-07-29 Richard Guenther <rguenther@suse.de>
6032 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
6034 2008-07-29 Jakub Jelinek <jakub@redhat.com>
6036 * c-format.c (check_format_types): Revert unwanted checkin.
6038 2008-07-29 Jan Hubicka <jh@suse.cz>
6040 * flags.h (flag_really_no_inline): Remove.
6041 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
6042 * toplev.c (flag_really_no_inline): Remove.
6043 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
6044 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
6045 (cgraph_decide_inlining_incrementally): Likewise.
6046 (compute_inline_parameters): Likewise.
6047 * opts.c (decode_options): Simplify.
6048 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
6049 * common.opt (finline): Initialize to 1.
6050 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
6052 2008-07-29 Jan Hubicka <jh@suse.cz>
6054 * predict.c (always_optimize_for_size_p): New function.
6055 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6056 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6057 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
6059 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
6060 * function.c (prepare_function_start): Set default profile.
6061 * function.h (rtl_data): Add maybe_hot_insn_p.
6062 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
6063 (construct_exit_block): Likewise.
6064 (tree_expand_cfg): Likewise.
6066 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6067 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6068 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6069 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
6072 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6075 * c-decl.c (merge_decls): Merge USED flags.
6077 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
6079 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
6080 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
6081 next_stack, lab_false and lab_over trees.
6083 2008-07-28 Richard Guenther <rguenther@suse.de>
6085 PR tree-optimization/36957
6086 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
6087 (useless_type_conversion_p): Remove.
6088 (types_compatible_p): Remove.
6089 * gimple.h (tree_ssa_useless_type_conversion): Declare.
6090 (useless_type_conversion_p): Declare.
6091 (types_compatible_p): Declare.
6092 (gimple_expr_type): Return the base type only if it is
6093 trivially convertible to the subtype.
6095 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
6097 * configure.ac: Use the m4_do macro to concatenate the warnings into
6098 one string in ACX_PROG_CC_WARNING_OPTS,
6099 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
6100 * configure: Regenerate.
6102 2008-07-28 Richard Guenther <rguenther@suse.de>
6104 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
6105 (insert_fake_stores): Remove.
6106 (realify_fake_stores): Likewise.
6107 (execute_pre): Remove dead code.
6108 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
6109 (find_func_aliases): Deal with it here instead.
6110 Re-enable gcc_unreachable call.
6112 2008-07-28 Richard Guenther <rguenther@suse.de>
6114 Merge from gimple-tuples-branch.
6116 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
6117 * gimple.def: New file.
6118 * gsstruct.def: Likewise.
6119 * gimple-iterator.c: Likewise.
6120 * gimple-pretty-print.c: Likewise.
6121 * tree-gimple.c: Removed. Merged into ...
6122 * gimple.c: ... here. New file.
6123 * tree-gimple.h: Removed. Merged into ...
6124 * gimple.h: ... here. New file.
6126 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
6127 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
6128 --enable-checking=gimple flag.
6129 * config.in: Likewise.
6130 * configure: Regenerated.
6132 * tree-ssa-operands.h: Tuplified.
6133 * tree-vrp.c: Likewise.
6134 * tree-loop-linear.c: Likewise.
6135 * tree-into-ssa.c: Likewise.
6136 * tree-ssa-loop-im.c: Likewise.
6137 * tree-dump.c: Likewise.
6138 * tree-complex.c: Likewise.
6139 * cgraphbuild.c: Likewise.
6140 * tree-ssa-threadupdate.c: Likewise.
6141 * tree-ssa-loop-niter.c: Likewise.
6142 * tree-pretty-print.c: Likewise.
6143 * tracer.c: Likewise.
6144 * gengtype.c: Likewise.
6145 * tree-loop-distribution.c: Likewise.
6146 * tree-ssa-loop-unswitch.c: Likewise.
6147 * cgraph.c: Likewise.
6148 * cgraph.h: Likewise.
6149 * tree-ssa-loop-manip.c: Likewise.
6150 * value-prof.c: Likewise.
6151 * tree-ssa-loop-ch.c: Likewise.
6152 * tree-tailcall.c: Likewise.
6153 * value-prof.h: Likewise.
6156 * tree-pass.h: Likewise.
6157 * ipa-cp.c: Likewise.
6158 * tree-scalar-evolution.c: Likewise.
6159 * tree-scalar-evolution.h: Likewise.
6160 * target.h: Likewise.
6161 * lambda-mat.c: Likewise.
6162 * tree-phinodes.c: Likewise.
6163 * diagnostic.h: Likewise.
6164 * builtins.c: Likewise.
6165 * tree-ssa-alias-warnings.c: Likewise.
6166 * cfghooks.c: Likewise.
6167 * fold-const.c: Likewise.
6168 * cfghooks.h: Likewise.
6169 * omp-low.c: Likewise.
6170 * tree-ssa-dse.c: Likewise.
6171 * ipa-reference.c: Likewise.
6172 * tree-ssa-uncprop.c: Likewise.
6173 * toplev.c: Likewise.
6174 * tree-gimple.c: Likewise.
6175 * tree-gimple.h: Likewise.
6176 * tree-chrec.c: Likewise.
6177 * tree-chrec.h: Likewise.
6178 * tree-ssa-sccvn.c: Likewise.
6179 * tree-ssa-sccvn.h: Likewise.
6180 * cgraphunit.c: Likewise.
6181 * tree-ssa-copyrename.c: Likewise.
6182 * tree-ssa-ccp.c: Likewise.
6183 * tree-ssa-loop-ivopts.c: Likewise.
6184 * tree-nomudflap.c: Likewise.
6185 * tree-call-cdce.c: Likewise.
6186 * ipa-pure-const.c: Likewise.
6187 * c-format.c: Likewise.
6188 * tree-stdarg.c: Likewise.
6189 * tree-ssa-math-opts.c: Likewise.
6190 * tree-ssa-dom.c: Likewise.
6191 * tree-nrv.c: Likewise.
6192 * tree-ssa-propagate.c: Likewise.
6193 * ipa-utils.c: Likewise.
6194 * tree-ssa-propagate.h: Likewise.
6195 * tree-ssa-alias.c: Likewise.
6196 * gimple-low.c: Likewise.
6197 * tree-ssa-sink.c: Likewise.
6198 * ipa-inline.c: Likewise.
6199 * c-semantics.c: Likewise.
6200 * dwarf2out.c: Likewise.
6202 * tree-ssa-loop-ivcanon.c: Likewise.
6203 * predict.c: Likewise.
6204 * tree-ssa-loop.c: Likewise.
6205 * tree-parloops.c: Likewise.
6206 * tree-ssa-address.c: Likewise.
6207 * tree-ssa-ifcombine.c: Likewise.
6208 * matrix-reorg.c: Likewise.
6209 * c-decl.c: Likewise.
6210 * tree-eh.c: Likewise.
6211 * c-pretty-print.c: Likewise.
6212 * lambda-trans.c: Likewise.
6213 * function.c: Likewise.
6214 * langhooks.c: Likewise.
6215 * ebitmap.h: Likewise.
6216 * tree-vectorizer.c: Likewise.
6217 * function.h: Likewise.
6218 * langhooks.h: Likewise.
6219 * tree-vectorizer.h: Likewise.
6220 * ipa-type-escape.c: Likewise.
6221 * ipa-type-escape.h: Likewise.
6222 * domwalk.c: Likewise.
6223 * tree-if-conv.c: Likewise.
6224 * profile.c: Likewise.
6225 * domwalk.h: Likewise.
6226 * tree-data-ref.c: Likewise.
6227 * tree-data-ref.h: Likewise.
6228 * tree-flow-inline.h: Likewise.
6229 * tree-affine.c: Likewise.
6230 * tree-vect-analyze.c: Likewise.
6231 * c-typeck.c: Likewise.
6232 * gimplify.c: Likewise.
6233 * coretypes.h: Likewise.
6234 * tree-ssa-phiopt.c: Likewise.
6235 * calls.c: Likewise.
6236 * tree-ssa-coalesce.c: Likewise.
6237 * tree.def: Likewise.
6238 * tree-dfa.c: Likewise.
6239 * except.c: Likewise.
6240 * except.h: Likewise.
6241 * cfgexpand.c: Likewise.
6242 * tree-cfgcleanup.c: Likewise.
6243 * tree-ssa-pre.c: Likewise.
6244 * tree-ssa-live.c: Likewise.
6245 * tree-sra.c: Likewise.
6246 * tree-ssa-live.h: Likewise.
6247 * tree-predcom.c: Likewise.
6248 * lambda.h: Likewise.
6249 * tree-mudflap.c: Likewise.
6250 * ipa-prop.c: Likewise.
6251 * print-tree.c: Likewise.
6252 * tree-ssa-copy.c: Likewise.
6253 * ipa-prop.h: Likewise.
6254 * tree-ssa-forwprop.c: Likewise.
6255 * ggc-page.c: Likewise.
6256 * c-omp.c: Likewise.
6257 * tree-ssa-dce.c: Likewise.
6258 * tree-vect-patterns.c: Likewise.
6259 * tree-ssa-ter.c: Likewise.
6260 * tree-nested.c: Likewise.
6261 * tree-ssa.c: Likewise.
6262 * lambda-code.c: Likewise.
6263 * tree-ssa-loop-prefetch.c: Likewise.
6264 * tree-inline.c: Likewise.
6265 * tree-inline.h: Likewise.
6266 * tree-iterator.c: Likewise.
6267 * tree-optimize.c: Likewise.
6268 * tree-ssa-phiprop.c: Likewise.
6269 * tree-vect-transform.c: Likewise.
6270 * tree-object-size.c: Likewise.
6271 * tree-outof-ssa.c: Likewise.
6272 * cfgloop.c: Likewise.
6273 * system.h: Likewise.
6274 * tree-profile.c: Likewise.
6275 * cfgloop.h: Likewise.
6276 * c-gimplify.c: Likewise.
6277 * c-common.c: Likewise.
6278 * tree-vect-generic.c: Likewise.
6279 * tree-flow.h: Likewise.
6280 * c-common.h: Likewise.
6281 * basic-block.h: Likewise.
6282 * tree-ssa-structalias.c: Likewise.
6283 * tree-switch-conversion.c: Likewise.
6284 * tree-ssa-structalias.h: Likewise.
6285 * tree-cfg.c: Likewise.
6286 * passes.c: Likewise.
6287 * ipa-struct-reorg.c: Likewise.
6288 * ipa-struct-reorg.h: Likewise.
6289 * tree-ssa-reassoc.c: Likewise.
6290 * cfgrtl.c: Likewise.
6291 * varpool.c: Likewise.
6293 * tree-ssanames.c: Likewise.
6294 * tree-ssa-threadedge.c: Likewise.
6295 * langhooks-def.h: Likewise.
6296 * tree-ssa-operands.c: Likewise.
6297 * config/alpha/alpha.c: Likewise.
6298 * config/frv/frv.c: Likewise.
6299 * config/s390/s390.c: Likewise.
6300 * config/m32c/m32c.c: Likewise.
6301 * config/m32c/m32c-protos.h: Likewise.
6302 * config/spu/spu.c: Likewise.
6303 * config/sparc/sparc.c: Likewise.
6304 * config/i386/i386.c: Likewise.
6305 * config/sh/sh.c: Likewise.
6306 * config/xtensa/xtensa.c: Likewise.
6307 * config/stormy16/stormy16.c: Likewise.
6308 * config/ia64/ia64.c: Likewise.
6309 * config/rs6000/rs6000.c: Likewise.
6310 * config/pa/pa.c: Likewise.
6311 * config/mips/mips.c: Likewise.
6313 2008-07-28 Simon Baldwin <simonb@google.com>
6315 * c-pragma.c (handle_pragma_message): New function.
6316 (init_pragma): Register handle_pragma_message.
6317 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6320 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6322 PR tree-optimization/35252
6323 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6324 REALPART_EXPR to be considered as same load operation.
6326 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6328 PR tree-optimization/36830
6329 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6330 (expressions_equal_p): Return false if only one operand is null.
6332 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6334 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6335 version requirements.
6337 2008-07-26 Olivier Hainque <hainque@adacore.com>
6339 * collect2.c (symkind): New enum. Symbol kinds we care about.
6340 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6341 code and head comment accordingly.
6342 (scan_prog_file): Use symkind names instead of bare integers.
6344 2008-07-25 Jan Hubicka <jh@suse.cz>
6346 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6348 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6349 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6350 * dojump.c (clear_pending_stack_adjust): Likewise.
6351 * print-tree.c (print_node): Ignore DECL_INLINE.
6352 * tree-inline.c (inlinable_function_p): Likewise.
6354 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6356 * doc/extend.texi (hot attribute): Document that the hot attribute
6357 turns on -O3 for some ports.
6358 (cold attribute): Document that the cold attribute turns on -Os
6361 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6362 reflect function specific option support.
6364 * target.h (struct target_option_hooks): Add fields to say whether
6365 the cold attribute implies -Os and the hot attribute implies -O3.
6367 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6368 By default, do not turn on -Os for cold functions.
6369 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6370 not turn on -O3 for hot functions.
6372 * c-common.c (handle_hot_attribute): Use target hook to determine
6373 if hot functions should enable -O3.
6374 (handle_cold_attribute): Use target hook to determine if cold
6375 functions should enable -Os.
6377 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6378 (override_options): Move disable scheduling to
6379 optimization_options.
6380 (optimization_options): Disable scheduling here, not
6382 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6383 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6385 * config/ia64/ia64.c (ia64_override_options): Move setting
6386 scheduling flags to ia64_optimization_options.
6387 (ia64_optimization_options): Disable scheduling options here, and
6388 not in ia64_override_options.
6389 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6390 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6392 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6395 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6397 2008-07-25 Martin Jambor <mjambor@suse.cz>
6399 PR tree-optimization/36926
6400 * ipa-prop.c (ipa_analyze_call_uses): Call
6401 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6403 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6405 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6406 movv2si_internal): Add mem = reg alternative.
6408 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6411 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6412 DEFAULT_PCC_STRUCT_RETURN to 127.
6414 2008-07-24 Jan Hubicka <jh@suse.cz>
6416 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6417 (build_cgraph_edges): Likewise.
6418 * cgraph.c (cgraph_node): Do not update assembler hash.
6419 (cgraph_remove_node): Drop non-unit-at-a-time code.
6420 * tree-pass.h (pass_O0_always_inline): Remove.
6421 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6422 * toplev.c (process_options): Flag unit-at-a-time does not imply
6424 * cgraphunit.c: Update comments.
6425 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6426 (cgraph_assemble_pending_functions): Remove.
6427 (cgraph_reset_node): Drop non-unit-at-a-time code.
6428 (cgraph_finalize_function): Likewise.
6429 (cgraph_analyze_function): Likewise.
6430 (cgraph_finalize_compilation_unit): Likewise.
6431 (cgraph_expand_function): Likewise.
6432 (cgraph_optimize): Likesise.
6433 (save_inline_function_body): Likewise.
6434 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6435 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6436 * ipa-inline.c: Update comments.
6437 (enum inlining_mode): remove INLINE_SPEED.
6438 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6439 (cgraph_mark_inline_edge): Likewise.
6440 (try_inline): Likewise.
6441 (cgraph_decide_inlining_incrementally): Likewise.
6442 (cgraph_gate_inlining): Remove.
6443 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6444 (cgraph_gate_early_inlining): Likewise.
6445 (gate_inline_passes): Remove.
6446 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6447 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6448 pass_O0_always_inline): Remove.
6449 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6450 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6451 * opts.c (no_unit_at_a_time_default): Remove.
6452 (decode_options): Remove flag_unit_at_a_time reset and warning.
6453 * opts.h (no_unit_at_a_time_default): Remove.
6454 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6455 early in GNU dialect.
6456 (merge_decls): Update comment; drop unit-at-a-time check.
6457 (finish_decl): Likewise.
6458 (grok_declaration): Remove flag_inline_trees code.
6459 (finish_functions): Return on function returning non-void on all
6461 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6462 * cfgexpand.c (expand_one_static_var): Remove.
6463 (expand_one_var): Remove expand_one_static_var call.
6464 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6465 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6466 and flag_unit_at_a-time compatibility checks.
6467 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6468 * tree-inline.c (flag_inline_trees): Remove.
6469 (inlinable_function_p): Don't check it.
6470 (expand_call_inline): Remove non-unit-at-a-time code.
6471 * tree-inline.h (flag_inline_trees): Remove.
6472 * tree-optimize.c (execute_early_local_optimizations): Remove
6473 unit-at-a-time checks.
6474 (tree_rest_of_compilation): Likewise.
6475 * combine.c (setup_incoming_promotions): Likewise.
6476 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6477 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6478 * passes.c (pass_inline_parameters): Update comments; remove
6479 O0_alwaysinline pass.
6480 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6481 (execute_one_pass): Likewise.
6482 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6483 (ix86_function_sseregparm): Likewise.
6484 * arm.c (arm_function_in_section_p): Likewise.
6485 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6486 * varpool.c: Update comments.
6487 (decide_is_variable_needed): Remove unit-at-a-time checks.
6488 (varpool_finalize_decl): Likewise.
6490 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6492 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6494 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6496 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6498 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6499 imp symbol extension.
6501 2008-07-23 Ian Lance Taylor <iant@google.com>
6503 * tree-vrp.c (infer_value_range): Ignore asm statements when
6504 looking for memory accesses for -fdelete-null-pointer-checks.
6506 2008-07-24 Ben Elliston <bje@au.ibm.com>
6508 * config/spu/spu-c.c (__vector_keyword): New variable.
6509 (vector_keyword): Likewise.
6510 (spu_categorize_keyword): New function.
6511 (spu_macro_to_expand): Likewise.
6512 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6513 compiling an ISO C dialect.
6515 2008-07-24 Ben Elliston <bje@au.ibm.com>
6517 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6520 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6522 * configure: Regenerate.
6523 * configure.ac: Require texinfo 4.7.
6524 * doc/install.texi: Document texinfo 4.7 requirement.
6526 2008-07-23 Martin Jambor <mjambor@suse.cz>
6528 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6529 rather than for DECL_SAVED_TREE.
6530 * ipa-prop.c: Include diagnostic.h.
6531 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6533 (ipa_detect_param_modifications): Function rewritten from scratch.
6534 (ipa_compute_jump_functions): Changed accesses to modification flags.
6535 (ipa_free_node_params_substructures): Update flags destruction.
6536 (ipa_node_duplication_hook): Update flags duplication.
6537 (ipa_print_all_params_modified): Updated flag access.
6538 * ipa-prop.h (struct ipa_param_flags): New structure.
6539 (struct ipa_node_params): New field modification_analysis_done,
6540 modified_flags changed into param_flags.
6541 (ipa_is_ith_param_modified): Changed to use new flags.
6542 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6544 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6545 ipa-cp.c and split into two functions.
6546 (ipa_print_node_jump_functions): New function.
6547 (compute_scalar_jump_functions): New function.
6548 (type_like_member_ptr_p): New function.
6549 (compute_pass_through_member_ptrs): New function.
6550 (fill_member_ptr_cst_jump_function): New function.
6551 (determine_cst_member_ptr): New function.
6552 (compute_cst_member_ptr_arguments): New function.
6553 (ipa_compute_jump_functions): Complete rewrite.
6554 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6555 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6556 (struct ipa_member_ptr_cst): New structure.
6557 (union jump_func_value): New field member_cst.
6558 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6559 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6560 jump function types.
6561 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6562 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6563 instead of ipcp_print_all_jump_functions.
6564 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6565 only for replacable scalars.
6567 * doc/invoke.texi (Optimize options): Add description of
6568 -findirect-inlining.
6569 * common.opt (flag_indirect_inlining): New flag.
6570 * opts.c (decode_options): Set flag_indirect_inlining when
6573 * ipa-inline.c: Include ipa-prop.h.
6574 (inline_indirect_intraprocedural_analysis): New function.
6575 (inline_generate_summary): Allocate parameter and argument info
6576 structures, call inline_indirect_intraprocedural_analysis on each
6577 node when doing indirect inlining and deallocate indirect inlining
6578 data structures in the end.
6579 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6580 (free_all_ipa_structures_after_iinln): New function.
6581 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6583 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6585 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6586 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6587 of computing the frequency separately.
6588 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6589 of computing the frequency separately.
6590 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6591 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6592 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6593 (ipa_get_stmt_member_ptr_load_param): New function.
6594 (ipa_is_ssa_with_stmt_def): New function.
6595 (ipa_note_param_call): New function.
6596 (ipa_analyze_call_uses): New function.
6597 (ipa_analyze_stmt_uses): New function.
6598 (ipa_analyze_params_uses): New function.
6599 (ipa_free_node_params_substructures): Also free the param_calls linked
6601 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6602 (ipa_print_node_param_flags): New function.
6603 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6604 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6605 * ipa-prop.h (struct ipa_param_flags): New field called.
6606 (struct ipa_param_call_note): New structure.
6607 (struct ipa_node_params): New fields param_calls and
6609 (ipa_is_ith_param_called): New function.
6610 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6611 ipa_analyze_params_uses and dump parameter flags.
6613 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6614 ipa_propagate_indirect_call_infos if performing indirect inlining,
6615 pass a new parameter new_edges to it.
6616 (add_new_edges_to_heap): New fucntion.
6617 (cgraph_decide_inlining_of_small_functions): New vector
6618 new_indirect_edges for newly found indirect edges , call
6619 ipa_propagate_indirect_call_infos after inlining.
6620 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6621 inlining if performing indirect inlining. Call
6622 free_all_ipa_structures_after_iinln when doing so too.
6623 (inline_generate_summary): Do not call
6624 free_all_ipa_structures_after_iinln here.
6625 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6626 (print_edge_addition_message): New function.
6627 (update_call_notes_after_inlining): New function.
6628 (propagate_info_to_inlined_callees): New function.
6629 (ipa_propagate_indirect_call_infos): New function.
6630 * ipa-prop.h: Include cgraph.h
6631 (struct ipa_param_call_note): Fields reordered, new field processed.
6632 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6634 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6635 rediscovered call statements.
6636 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6637 (dump_cgraph_node): Dump also the indirect_call flag.
6638 (cgraph_clone_edge): Copy also the indirect_call flag.
6639 * tree-inline.c (copy_bb): Do not check for fndecls from call
6640 expressions, check for edge availability when moving clones.
6641 (get_indirect_callee_fndecl): New function.
6642 (expand_call_inline): If callee declaration is not apprent from
6643 the statement, try calling get_indirect_callee_fndecl. Do not
6644 issue warnings or call sorry when not inlinings an indirect edge.
6645 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6647 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6648 bit more frandly to matching.
6649 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6650 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6651 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6653 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6656 * opth-gen.awk: Suppress function specific features when building
6658 * optc-gen.awk: Ditto.
6660 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6663 * diagnostic.c (pedwarn): Add opt parameter.
6665 * c-tree.h (pedwarn_init): Add opt parameter.
6666 (pedwarn_c90): Likewise.
6667 (pedwarn_c99): Likewise.
6668 * c-errors.c (pedwarn_c99): Likewise.
6669 (pedwarn_c90): Likewise.
6670 * toplev.h (pedwarn): Update declaration.
6671 (pedwarn0): Declare.
6672 * c-lex.c: All calls to pedwarn changed.
6673 * builtins.c: All calls to pedwarn changed.
6674 * toplev.c: All calls to pedwarn changed.
6675 * c-decl.c: All calls to pedwarn changed.
6676 * c-typeck.c: All calls to pedwarn changed.
6677 * c-common.c: All calls to pedwarn changed.
6678 * c-parser.c: All calls to pedwarn changed.
6680 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6681 Karthik Kumar <karthikkumar@gmail.com>
6683 * attribs.c (file scope): Include c-common.h.
6684 (decl_attributes): Add support for #pragma GCC optimize and
6687 * targhooks.c (default_can_inline_p): New function that is the
6688 default for the TARGET_CAN_INLINE_P target hook.
6690 * targhooks.h (default_can_inline_p): Add declaration.
6692 * tree.c (cl_optimization_node): New static tree for building
6693 OPTIMIZATION_NODE tree.
6694 (cl_target_option_node): New static tree for building
6695 TARGET_OPTION_NODE tree.
6696 (cl_option_hash_table): New hash table for hashing
6697 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6698 (cl_option_hash_hash): New function to provide the hash value for
6699 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6700 (cl_option_hash_eq): New function to provide an equality test for
6701 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6702 (tree_code_size): Add support for OPTIMIZATION_NODE and
6703 TARGET_OPTION_NODE trees.
6704 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6705 TARGET_OPTION_NODE trees.
6706 (build_optimization_node): Build a tree that has all of the
6707 current optimization options.
6708 (build_target_option_node): Build a tree that has the target
6709 options that might be changed on a per function basis.
6711 * tree.h (file scope): Include options.h.
6712 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6713 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6714 (TREE_OPTIMIZATION): Ditto.
6715 (TREE_TARGET_SPECIFIC): Ditto.
6716 (struct tree_function_decl): Add fields for remembering the
6717 current optimization options and target specific options.
6718 (struct tree_optimization_option): New tree variant that remembers
6719 the optimization options.
6720 (struct tree_target_option): New tree variant that remembers the
6721 target specific flags that might change for compiling a particular
6723 (union tree_node): Include tree_optimization_option and
6724 tree_target_option fields.
6725 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6726 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6727 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6728 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6729 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6730 optimization and target options.
6731 (optimization_default_node): New macro to refer to global_trees
6733 (optimization_current_node): Ditto.
6734 (optimization_cold_node): Ditto.
6735 (optimization_hot_node): Ditto.
6736 (target_option_default_node): Ditto.
6737 (target_option_current_node): Ditto.
6738 (current_option_pragma): Ditto.
6739 (current_optimize_pragma): Ditto.
6741 * target.h (struct gcc_target): Add valid_option_attribute_p,
6742 target_option_save, target_option_restore, target_option_print,
6743 target_option_pragma_parse, and can_inline_p hooks.
6745 * toplev.h (parse_optimize_options): Add declaration.
6746 (fast_math_flags_struct_set_p): Ditto.
6748 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6749 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6752 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6753 tree_can_inline_p hook to see if one function can inline another.
6754 (cgraph_decide_inlining): Ditto.
6755 (cgraph_decide_inlining_incrementally): Ditto.
6757 * opts.c (decode_options): Add support for running multiple times
6758 to allow functions with different target or optimization options
6759 than was specified on the command line.
6760 (fast_math_flags_struct_set_p): New function that is similar to
6761 fast_math_flags_set_p, except it uses the values in the
6762 cl_optimization structure instead of global variables.
6764 * optc-gen.awk: Add support for TargetSave to allow a back end to
6765 declare new fields that need to be saved when using function
6766 specific options. Include flags.h and target.h in the options.c
6767 source. Add support for Save to indicate which options can be set
6768 for individual functions. Generate cl_optimize_save,
6769 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6770 cl_target_option_restore, cl_target_option_print functions to
6771 allow functions to use different optimization or target options.
6773 * opt-functions.awk (var_type_struct): Return the type used for
6774 storing the field in a structure.
6776 * opth-gen.awk: Add support for TargetSave to allow a back end to
6777 declare new fields that need to be saved when using function
6778 specific options. Add support for Save to indicate which options
6779 can be set for individual functions. Only generate one extern for
6780 Mask fields. Generate cl_optimization and cl_target_option
6781 structures to remember optimization and target options.
6783 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6784 collecting new tree nodes.
6785 (TS_TARGET_OPTION): Ditto.
6787 * c-decl.c (merge_decls): Merge function specific target and
6788 optimization options.
6790 * function.c (invoke_set_current_function_hook): If the function
6791 uses different optimization options, change the global variables
6794 * coretypes.h (struct cl_optimization): Add forward reference.
6795 (struct cl_target_option): Ditto.
6797 * c-pragma.c (option_stack): New static vector to remember the
6798 current #pragma GCC option stack.
6799 (handle_pragma_option): New function to support #pragma GCC option
6800 to change target options.
6801 (optimize_stack): New static vector to remember the current
6802 #pragma GCC optimize stack.
6803 (handle_pragma_optimize): New function to support #pragma GCC
6804 optimize to change optimization options.
6805 (init_pragma): Add support for #pragma GCC optimize and #pragma
6808 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6809 optimization options.
6810 (TARGET_OPTION_NODE): New tree code for remembering certain target
6813 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6814 TARGET_OPTION_NODE trees.
6816 * common.opt (-O): Add Optimization flag.
6818 (-fmath-errno): Ditto.
6819 (-falign-functions): Add UInteger flag to make sure flag gets full
6820 int in cl_optimization structure.
6821 (-falign-jumps): Ditto.
6822 (-falign-labels): Ditto.
6823 (-falign-loops): Ditto.
6824 (-fsched-stalled-insns): Ditto.
6825 (-fsched-stalled-insns-dep): Ditto.
6827 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6829 (TARGET_OPTION_SAVE): Ditto.
6830 (TARGET_OPTION_RESTORE): Ditto.
6831 (TARGET_OPTION_PRINT): Ditto.
6832 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6833 (TARGET_CAN_INLINE_P): Ditto.
6834 (TARGET_INITIALIZER): Add new hooks.
6836 * tree-inline.c (tree_can_inline_p): New function to determine
6837 whether one function can inline another. Check if the functions
6838 use compatible optimization options, and also call the backend
6841 * tree-inline.h (tree_can_inline_p): Add declaration.
6843 * c-common.c (c_common_attribute): Add support for option and
6844 optimize attributes.
6845 (handle_option_attribute): Add support for the option attribute to
6846 allow the user to specify different target options for compiling a
6848 (handle_optimize_attribute): Add support for the optimize
6849 attribute to allow the user to specify different optimization
6850 options for compiling a specific function.
6851 (handle_hot_attribute): Turn on -O3 optimization for this one
6852 function if it isn't the default optimization level.
6853 (handle_cold_attribute): Turn on -Os optimization for this one
6854 function if it insn't the default optimization.
6855 (const_char_p): New const char * typedef.
6856 (optimize_args): New static vector to remember the optimization
6858 (parse_optimize_options): New function to set up the optimization
6859 arguments from either the optimize attribute or #pragma GCC optimize.
6861 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6862 (builtin_define_std): Ditto.
6864 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6865 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6866 (x86_64-*-*): Ditto.
6868 * Makefile.in (TREE_H): Add options.h.
6869 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6871 * doc/extend.texi (option attribute): Document new attribute.
6872 (optimize attribute): Ditto.
6873 (hot attribute): Document hot attribute sets -O3.
6874 (cold attribute): Document cold attribute sets -Os.
6875 (#pragma GCC option): Document new pragma.
6876 (#pragma GCC optimize): Ditto.
6878 * doc/options.texi (TargetSave): Document TargetSave syntax.
6879 (UInteger): Document UInteger must be used for certain flags.
6880 (Save): Document Save option to create target specific options
6881 that can be saved/restored on a function specific context.
6883 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6884 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6886 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6887 (TARGET_OPTION_SAVE): Ditto.
6888 (TARGET_OPTION_RESTORE): Ditto.
6889 (TARGET_OPTION_PRINT): Ditto.
6890 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6891 (TARGET_CAN_INLINE_P): Ditto.
6893 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6895 (-mfpmath=both): Ditto.
6897 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6898 Karthik Kumar <karthikkumar@gmail.com>
6900 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6901 (TARGET_POPCNT): Ditto.
6902 (TARGET_SAHF): Ditto.
6903 (TARGET_AES): Ditto.
6904 (TARGET_PCLMUL): Ditto.
6905 (TARGET_CMPXCHG16B): Ditto.
6906 (TARGET_RECIP): Move switch into target_flags.
6907 (TARGET_FUSED_MADD): Ditto.
6908 (ix86_arch_features): Make an unsigned char type.
6909 (ix86_tune_features): Ditto.
6910 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6911 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6912 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6914 * config/i386/i386.opt (arch): New TargetSave field to define
6915 fields that need to be saved for function specific option support.
6918 (branch_cost): Ditto.
6919 (ix86_isa_flags_explicit): Ditto.
6920 (tune_defaulted): Ditto.
6921 (arch_specified): Ditto.
6922 (-m128-long-double): Add Save flag to save option for target
6923 specific option support.
6925 (-maccumulate-outgoing-args): Ditto.
6926 (-malign-double): Ditto.
6927 (-malign-stringops): Ditto.
6928 (-mfancy-math-387): Ditto.
6929 (-mhard-float): Ditto.
6931 (-minline-all-stringops): Ditto.
6932 (-minline-stringops-dynamically): Ditto.
6933 (-mms-bitfields): Ditto.
6934 (-mno-align-stringops): Ditto.
6935 (-mno-fancy-math-387): Ditto.
6936 (-mno-push-args): Ditto.
6937 (-mno-red-zone): Ditto.
6938 (-mpush-args): Ditto.
6939 (-mred-zone): Ditto.
6941 (-msseregparm): Ditto.
6942 (-mstack-arg-probe): Ditto.
6957 (-mrecip): Move flag into target_flags.
6959 (-mno-fused-madd): Ditto.
6960 (-mfused-madd): Ditto.
6961 (-mabm): Move flag into ix86_isa_flags.
6968 * config/i386/i386-c.c: New file for #pragma support.
6969 (ix86_target_macros_internal): New function to #define or #undef
6970 target macros based when the user uses the #pragma GCC option to
6971 change target options.
6972 (ix86_pragma_option_parse): New function to add #pragma GCC option
6974 (ix86_target_macros): Move defining the target macros here from
6975 TARGET_CPU_CPP_BUILTINS in i386.h.
6976 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6977 defined, initialize any subtarget #pragmas.
6979 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6980 REGISTER_TARGET_PRAGMAS.
6982 * config/i386/t-i386: New file for x86 dependencies.
6983 (i386.o): Make dependencies mirror the include files used.
6984 (i386-c.o): New file, add dependencies.
6986 * config/i386/i386-protos.h (override_options): Add bool argument.
6987 (ix86_valid_option_attribute_tree): Add declaration.
6988 (ix86_target_macros): Ditto.
6989 (ix86_register_macros): Ditto.
6991 * config/i386/i386.c (ix86_tune_features): Move initialization of
6992 the target masks to initial_ix86_tune_features to allow functions
6993 to have different target options. Make type unsigned char,
6994 instead of unsigned int.
6995 (initial_ix86_tune_features): New static vector to hold processor
6996 masks for the tune variables.
6997 (ix86_arch_features): Move initialization of the target masks to
6998 initial_ix86_arch_features to allow functions to have different
6999 target options. Make type unsigned char, instead of unsigned int.
7000 (initial_ix86_arch_features): New static vector to hold processor
7001 masks for the arch variables.
7002 (enum ix86_function_specific_strings): New enum to describe the
7003 string options used for attribute((option(...))).
7004 (ix86_target_string): New function to return a string that
7005 describes the target options.
7006 (ix86_debug_options): New function to print the current options in
7008 (ix86_function_specific_save): New function hook to save the
7009 function specific global variables in the cl_target_option structure.
7010 (ix86_function_specific_restore): New function hook to restore the
7011 function specific variables from the cl_target_option structure to
7012 the global variables.
7013 (ix86_function_specific_print): New function hook to print the
7014 target specific options in the cl_target_option structure.
7015 (ix86_valid_option_attribute_p): New function hook to validate
7016 attribute((option(...))) arguments.
7017 (ix86_valid_option_attribute_tree): New function that is common
7018 code between attribute((option(...))) and #pragma GCC option
7019 support that parses the options and returns a tree holding the options.
7020 (ix86_valid_option_attribute_inner_p): New helper function for
7021 ix86_valid_option_attribute_tree.
7022 (ix86_can_inline_p): New function hook to decide if one function
7023 can inline another on a target specific basis.
7024 (ix86_set_current_function); New function hook to switch target
7025 options if the user used attribute((option(...))) or #pragma GCC
7027 (ix86_tune_defaulted): Move to static file scope from
7029 (ix86_arch_specified): Ditto.
7030 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
7032 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
7033 (OPTION_MASK_ISA_ABM_SET): Ditto.
7034 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
7035 (OPTION_MASK_ISA_CX16_SET): Ditto.
7036 (OPTION_MASK_ISA_SAHF_SET): Ditto.
7037 (OPTION_MASK_ISA_AES_UNSET): Ditto.
7038 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
7039 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
7040 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
7041 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
7042 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
7043 (struct ptt): Move to static file scope from override_options.
7044 (processor_target_table): Ditto.
7046 (ix86_handle_option): Add support for options that are now isa options.
7047 (override_options): Add support for declaring functions that
7048 support different target options than were specified on the
7049 command line. Move struct ptt, processor_target_table, cpu_names,
7050 ix86_tune_defaulted, ix86_arch_specified to static file scope.
7051 Add bool argument. Fix up error messages so the appropriate error
7052 is given for either command line or attribute.
7053 (ix86_previous_fndecl): New static to remember previous function
7054 declaration to see if we need to change target options.
7055 (ix86_builtins_isa): New array to record the ISA of each builtin
7057 (def_builtin): Always create the builtin function, even if the
7058 current ISA doesn't support it.
7059 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
7060 tests for those builtins.
7061 (ix86_init_builtins): Remove TARGET_MMX test for calling
7062 ix86_init_mmx_sse_builtins.
7063 (ix86_expand_builtin): If the current ISA doesn't support a given
7064 builtin, signal an error.
7065 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
7066 (TARGET_SET_CURRENT_FUNCTION): Ditto.
7067 (TARGET_OPTION_SAVE): Ditto.
7068 (TARGET_OPTION_RESTORE): Ditto.
7069 (TARGET_OPTION_PRINT): Ditto.
7070 (TARGET_CAN_INLINE_P): Ditto.
7072 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
7074 * c-typeck.c (build_external_ref): Don't call assemble_external.
7075 * final.c (output_operand): Call assemble_external.
7077 2008-07-21 DJ Delorie <dj@redhat.com>
7079 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
7080 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7082 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7084 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
7085 original insn and splitter contents into ...
7086 ("*div<mode>3_fast"): ... this new pattern. Enable only if
7087 flag_unsafe_math_optimizations. Add dummy scratch register.
7088 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
7089 !flag_unsafe_math_optimizations. Returns number with next
7090 highest magnitude if this is still less or equal to the true
7091 quotient in magnitude.
7093 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
7095 * Makefile.in: Replace toplev.h with TOPLEV_H.
7096 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
7097 * c-lex.c (fe_file_change): Don't set in_system_header.
7098 * c-parser.c (c_token): Remove in_system_header.
7099 (c_lex_one_token): Don't set in_system_header.
7100 (c_parser_set_source_position_from_token): Don't set in_system_header.
7101 * diagnostic.c (diagnostic_report_diagnostic): Use location from
7104 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
7105 * flags.h (in_system_header): Remove.
7106 * function.c (saved_in_system_header): Remove.
7107 (push_cfun): Don't set in_system_header.
7108 (pop_cfun): Don't set in_system_header.
7109 (push_struct_function): Don't set in_system_header.
7110 * input.h (expanded_location): Add sysp.
7111 (in_system_header_at): New.
7112 (in_system_header): New.
7113 * toplev.c (in_system_header): Remove.
7114 * toplev.h: Include input.h
7116 * tree-cfg.c (execute_warn_function_return): Call warning_at.
7117 * tree-ssa.c (warn_uninit): Call warning_at.
7118 (warn_uninitialized_var): Update calls to warn_uninit.
7119 (warn_uninitialized_phi): Update calls to warn_uninit.
7120 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
7121 (expand_location): Initialize xloc.sysp.
7122 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
7123 (tree_decl_with_vis): Remove in_system_header_flag.
7125 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
7128 * recog.c (asm_operand_ok): Change the order of the extra
7129 memory constraint checks.
7131 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7134 * tree-switch-conversion.c (build_one_array): Call
7135 varpool_mark_needed_node and varpool_finalize_decl
7136 instead of assemble_variable.
7138 2008-07-19 Jan Hubicka <jh@suse.cz>
7140 * cgraph.c (cgraph_add_new_function): Do early local passes.
7141 * tree-nrv.c (gate_pass_return_slot): New gate.
7142 (pass_nrv): Add the gate.
7143 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
7145 (coalesce_ssa_name): Coalesce SSA names.
7146 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
7147 not optimizing so unused user vars remains visible.
7148 * common.opt (flag_tree_ter): Always enable by default.
7149 * tree-ssa-ter.c: Include flags.h
7150 (is_replaceable_p): Check that locations match; when aliasing is missing
7151 be conservative about loads.
7152 * tree-optimize.c (gate_init_datastructures): Remove.
7153 (pass_init_datastructures): New.
7154 * passes.c: Reorder passes so we always go into SSA.
7156 2008-07-19 Jan Hubicka <jh@suse.cz>
7158 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
7159 * doc/invoke.texi (--combine): Likewise.
7160 (-finline-functions-called-once): Update levels when enabled.
7161 (-funit-at-a-time): Document new behaviour.
7162 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
7163 -fno-section-anchors when disabled explicitly.
7164 (inline params): They are not ignored now.
7165 (precompiled headers): Remove unit-at-a-time as being incompatible.
7166 * opts.c (decode_options): Handle unit-at-a-time as alias;
7167 imply -fno-section-anchors when toplevel reorder is disabled
7169 * common.opt (ftoplevel-reorder): Set default value to 2.
7170 (funit-at-a-time): Set default value to 1.
7171 * config/rs6000/rs6000.c (optimization_options): Set section anchors
7174 2008-07-19 Jan Hubicka <jh@suse.cz>
7176 * builtins.c (expand_builtin_int_roundingfn,
7177 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
7180 2008-07-19 Richard Guenther <rguenther@suse.de>
7183 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
7184 * tree-ssa-sccvn.c (get_constant_value_id): New function.
7185 * tree-ssa-pre.c (get_expr_value_id): For newly created
7186 constant value-ids make sure to add the expression to its
7189 2008-07-19 Jakub Jelinek <jakub@redhat.com>
7192 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
7193 return value of the builtin is ignored.
7195 2008-07-19 Olivier Hainque <hainque@adacore.com>
7197 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
7198 bits, a C conformant malloc implementation has to provide.
7199 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
7201 2008-07-19 Joseph Myers <joseph@codesourcery.com>
7205 * reload.c (find_reloads_subreg_address): Only reload address if
7206 reloaded == 0, not for reloaded != 1.
7209 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7210 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7211 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7212 m32c_legitimize_reload_address.
7214 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7215 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7216 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7218 2008-07-19 Olivier Hainque <hainque@adacore.com>
7220 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
7221 argument, saying whether nested array are to be collapsed
7222 into a single array type DIE with multiple subscripts.
7223 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
7224 issues, centralize the nested array types collapsing control and
7225 disable the transformation for Ada.
7227 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
7230 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
7232 (x86_64_shift_adj_2): New expander.
7233 (x86_64_shift_adj_3): Ditto.
7234 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
7235 to split TImode operands.
7236 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
7237 (ix86_split_lshr): Ditto.
7239 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
7241 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
7242 and __CHAR32_TYPE__.
7243 * c-typeck.c (digest_init): Support char16_t and char32_t.
7244 (set_nonincremental_init_from_string): Idem.
7246 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7249 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
7250 PREFERRED_STACK_BOUNDARY.
7251 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7253 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7256 * function.c (locate_and_pad_parm): Cap boundary earlier.
7258 2008-07-17 Julian Brown <julian@codesourcery.com>
7260 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
7261 no-op for targets which don't use DLLs.
7263 2008-07-17 Martin Jambor <mjambor@suse.cz>
7265 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
7266 that nodes are relevant by examining the node->analyzed flag.
7267 (ipcp_init_stage): Check which nodes are relevant, assert that the
7268 relevant ones are also required.
7269 (ipcp_propagate_stage): Check on the side arrays are properly
7271 (ipcp_print_all_jump_functions): Make sure not to touch any node
7272 that is not analyzed or an edge that does not have a corresponding
7273 entry in the on-the-side vectors.
7274 (ipcp_function_scale_print): Likewise.
7275 (ipcp_update_callgraph): Check that the node is relevant.
7276 (ipcp_insert_stage): Check that the node is relevant. Check there is
7277 an info for every node and edge.
7278 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
7279 (ipa_print_all_tree_maps): Likewise and a new variable info.
7280 (ipa_print_all_params_modified): Likewise.
7281 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7283 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7286 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7288 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7290 PR rtl-optimization/36753
7291 * fwprop.c (use_killed_between): Don't shortcut
7292 single-definition global registers.
7294 2008-07-16 Jan Hubicka <jh@suse.cz>
7296 * cgraph.h (varpool_empty_needed_queue): Declare.
7297 * cgraphunit.c (output_in_order): Mark all variables as needed;
7299 * varpool.c (varpool_assemble_node): Update debug queue.
7300 (varpool_assemble_pending_decls): Don't do it here.
7301 (varpool_empty_needed_queue): New function.
7303 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7305 * recog.c (peephole2_optimize): Fix formatting.
7307 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7309 * c-pch.c (get_ident): Avoid C++ keywords.
7310 * combine-stack-adj.c (single_set_for_csa): Likewise.
7311 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7312 output_asm_insn): Likewise.
7313 * reload.c (push_secondary_reload, find_reusable_reload,
7314 push_reload, combine_reloads, find_reloads,
7315 debug_reload_to_stream): Likewise.
7316 * reload.h (struct reload): Likewise.
7317 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7318 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7319 emit_output_reload_insns): Likewise.
7320 * targhooks.c (default_secondary_reload): Likewise.
7321 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7323 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7325 * recog.c (validate_change_1, validate_change,
7326 validate_unshare_change, validate_replace_rtx_1, struct
7327 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7329 * reload.c (push_secondary_reload, secondary_reload_class,
7330 scratch_reload_class, find_valid_class, find_reusable_reload,
7331 push_reload, find_dummy_reload, find_reloads_address_1,
7332 find_reloads_address_part, find_equiv_reg): Likewise.
7333 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7334 choose_reload_regs): Likewise.
7335 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7337 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7338 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7339 * sched-rgn.c (concat_INSN_LIST): Likewise.
7340 * stor-layout.c (mode_for_size, mode_for_size_tree,
7341 smallest_mode_for_size): Likewise.
7343 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7345 * cfg.c (dump_reg_info): Avoid C++ keywords.
7346 * dwarf2asm.c (dw2_force_const_mem,
7347 dw2_asm_output_encoded_addr_rtx): Likewise.
7348 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7349 * expmed.c (expand_shift): Likewise.
7350 * global.c (find_reg): Likewise.
7351 * graph.c (draw_edge): Likewise.
7352 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7353 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7354 widen_clz, widen_bswap, expand_parity, expand_unop,
7355 emit_cmp_and_jump_insn_1): Likewise.
7356 * postreload.c (reload_cse_simplify_operands): Likewise.
7357 * ra.h (add_neighbor): Likewise.
7358 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7359 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7360 record_reg_classes, copy_cost, record_address_regs,
7361 invalid_mode_change_p): Likewise.
7362 * regrename.c (regrename_optimize, scan_rtx_reg,
7363 dump_def_use_chain, find_oldest_value_reg,
7364 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7366 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7368 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7369 MASK_POWERPC64 for power4 in previous commit.
7371 2008-07-16 Olivier Hainque <hainque@adacore.com>
7373 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7374 instead of bare conversion to cast const-ness away.
7376 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7378 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7379 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7380 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7381 (TARGET_FUNCTION_VALUE): Define.
7383 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7385 * config/rs6000/rs6000.c (processor_target_table): Add
7386 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7388 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7391 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7392 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7393 m32c_legitimize_reload_address.
7395 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
7397 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7398 DECL_IN_SYSTEM_HEADER in sync.
7400 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7402 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7403 * tree-ssa-pre.c (pre_expr_eq): Ditto
7404 (get_constant_for_value_id): Take a type as an argument.
7405 (fully_constant_expression): Pass in type.
7406 (find_or_generate_expression): Short circuit constant case.
7407 (create_expression_by_pieces): Remove special casing of
7409 (do_regular_insertion): Short circuit constant case.
7410 (do_partial_partial_insertion): Ditto.
7412 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7415 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7417 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7419 * config/xtensa/libgcc-xtensa.ver: New file.
7420 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7422 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7424 * df-problems.c (df_set_note): Avoid C++ keywords.
7425 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7426 * dse.c (record_store, remove_useless_values): Likewise.
7427 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7428 gen_reg_rtx_offset, operand_subword, change_address_1,
7429 change_address, adjust_address_1, offset_address,
7430 widen_memory_access, emit_copy_of_insn_after): Likewise.
7431 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7432 * fwprop.c (should_replace_address, propagate_rtx_1,
7433 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7435 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7436 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7437 * lcm.c (compute_insert_delete, pre_edge_lcm,
7438 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7439 * lower-subreg.c (resolve_reg_notes): Likewise.
7440 * mode-switching.c (optimize_mode_switching): Likewise.
7442 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7444 * bt-load.c (add_btr_def, migrate_btr_def,
7445 branch_target_load_optimize): Avoid C++ keywords.
7446 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7448 * combine.c (subst, simplify_set, make_extraction,
7449 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7450 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7451 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7453 2008-07-15 Richard Guenther <rguenther@suse.de>
7456 * c-common.c (strict_aliasing_warning): Do not warn for
7457 TYPE_REF_CAN_ALIAS_ALL pointers.
7458 (c_common_get_alias_set): may_alias types are not special.
7459 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7460 attribute and set can_ref_all accordingly.
7461 (build_reference_type_for_mode): Likewise.
7462 * doc/extend.texi (may_alias): Clarify.
7464 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7467 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7468 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7470 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7473 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7474 gcc_assert, instead call output_operand_lossage.
7476 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7478 * builtins.c (std_canonical_va_list): Treat structure based
7481 2008-07-15 Ben Elliston <bje@au.ibm.com>
7483 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7485 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
7487 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7490 2008-07-14 Jan Hubicka <jh@suse.cz>
7492 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7493 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7494 fix predicates and constraints.
7495 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7496 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7498 2008-07-14 Doug Kwan <dougkwan@google.com>
7500 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7501 additional option file arm/eabi.opt.
7502 * config/arm/eabi.h (File): New configuration file for EABI targets.
7503 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7504 SUBSUBTARGET_EXTRA_SPECS.
7505 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7506 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7507 from STARTFILE_SPEC so that it can be referenced in an override.
7508 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7509 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7510 can be referenced in an override.
7511 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7512 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7513 so that it can be referenced in an override.
7514 (LINK_SPEC): Use BPABI_LINK_SPEC.
7515 * config/arm/eabi.opt (File): New.
7517 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7519 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7520 (FIXED_VALUE_H): New variable.
7521 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7522 input.h, fixed-value.h.
7523 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7524 (BASIC_BLOCK_H): Use $(BITMAP_H).
7525 (FUNCTION_H): Add varray.h.
7526 (IPA_REFERENCE_H): Use $(BITMAP_H).
7527 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7528 (DF_H): Use $(BITMAP_H).
7529 (GGC_H): Add statistics.h.
7531 (INSN_ATTR_H): Use it.
7532 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7534 (SYMTAB_H): Add $(OBSTACK_H).
7535 (CPP_INTERNAL_H): New.
7536 (TREE_DUMP_H): Add tree-pass.h.
7537 (TREE_FLOW_H): Use $(BITMAP_H)
7538 (PRETTY_PRINT_H): Use $(INPUT_H).
7539 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7542 (many object files): Fix lots of header dependencies throughout.
7544 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7546 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7548 (s-gtyp-input): Use them to write tmp-gi.list.
7549 (echo_to_gi.list): Remove.
7551 2008-07-14 Richard Guenther <rguenther@suse.de>
7553 * tree-ssa-sccvn.c (pre_info): Remove.
7554 (switch_to_PRE_table): Likewise.
7555 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7556 (set_hashtable_value_ids): Do not create value-ids for the
7558 (run_scc_vn): Remove double test. Remove bogus special-case
7559 in value-number printing.
7560 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7561 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7563 * tree-flow-inline.h (get_value_handle): Remove.
7564 * tree-flow.h (get_value_handle): Remove.
7566 2008-07-14 Martin Jambor <mjambor@suse.cz>
7568 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7569 in which we generate arithmetics is not a subrange.
7571 2008-07-14 Martin Jambor <mjambor@suse.cz>
7573 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7575 2008-07-14 Richard Guenther <rguenther@suse.de>
7577 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7579 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7582 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7583 reload for symbol refs moved to r0 with -fPIC.
7584 (legitimize_pic_address): Use the target register as temporary
7586 (emit_symbolic_move): Adjust comment.
7587 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7590 2008-07-14 Ben Elliston <bje@au.ibm.com>
7592 * c-common.h (C_CPP_HASHNODE): New macro.
7593 * coretypes.h (struct cpp_token): Forward declare.
7594 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7595 the context-sensitive keyword method.
7596 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7597 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7598 expand_bool_pixel): New.
7599 (altivec_categorize_keyword): New function.
7600 (init_vector_keywords): New function.
7601 (rs6000_macro_to_expand): Likewise.
7602 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7603 compiling an ISO C dialect.
7605 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7607 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7608 (create_expression_by_pieces): Fix typo.
7609 (do_regular_insertion): Use debug counter here too.
7611 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7614 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7615 CONST_OK_FOR_LETTER_P. All port-local users changed.
7616 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7617 implement Kp matching power-of-two.
7618 (CONSTRAINT_LEN): Define to match.
7619 * config/cris/cris.md: Replace all use of constraint K with Kc.
7620 ("*btst*): Use Kp for operand 0 of last alternative.
7622 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7625 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7628 2008-07-13 Jan Hubicka <jh@suse.cz>
7630 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7633 2008-07-13 Richard Guenther <rguenther@suse.de>
7636 * langhooks.c (lhd_print_error_function): Deal with recursive
7639 2008-07-12 Jan Hubicka <jh@suse.cz>
7641 * cgraph.c (assembler_name_hash): New static var.
7642 (hash_node_by_assembler_name, eq_assembler_name): New.
7643 (cgraph_node_for_asm): Use hashtable.
7644 (cgraph_remove_node): Maintain hashtable.
7645 (change_decl_assembler_name): Sanity check that names are not changing
7646 after aliasing was processed.
7647 * cgraph.h (varpoon_node): Add next GGC marker.
7648 * tree.c (decl_assembler_name_equal): Constify.
7649 (decl_assembler_name_hash): New.
7650 * tree.h (decl_assembler_name_equal): Constify.
7651 (decl_assembler_name_hash): Update.
7653 2008-07-12 David Daney <ddaney@avtrex.com>
7655 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7658 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7660 * doc/md.texi: Document the MIPS "v" constraint.
7661 * config/mips/mips.h (reg_class): Revert last change.
7662 (REG_CLASS_NAMES): Likewise.
7663 (REG_CLASS_CONTENTS): Likewise.
7664 * config/mips/mips.c (mips_regno_to_class): Likewise.
7665 * config/mips/constraints.md (v): Likewise, but add documentation.
7666 Add a comment to say that this constraint should not be used in
7669 2008-07-11 DJ Delorie <dj@redhat.com>
7671 * config/h8300/h8300.md (length): Fix branch offset limit.
7673 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7675 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7676 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7677 (avr_hard_regno_scratch_ok): New function.
7678 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7679 * config/avr/avr.md (all peepholes that request a scratch register):
7680 Remove avr_peep2_scratch_safe use.
7682 2008-07-11 Tom Tromey <tromey@redhat.com>
7683 Ian Lance Taylor <iant@google.com>
7685 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7686 (struct c_common_resword): Define.
7687 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7688 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7689 (c_common_reswords, num_c_common_reswords): Declare.
7690 * c-common.c (c_common_reswords): New global const array.
7691 (num_c_common_reswords): New const int.
7692 * c-parser.c (struct resword, reswords): Don't define.
7693 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7694 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7695 than reswords. If warning about C++ keywords, give them a special
7697 (c_lex_one_token): Warn about C++ keywords. Call
7698 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7699 (c_parser_external_declaration): Look for RID_xxx rather than
7700 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7701 (c_parser_statement_after_labels): Likewise.
7702 (c_parser_objc_class_instance_variables): Likewise.
7703 (c_parser_objc_class_declaration): Likewise.
7704 (c_parser_objc_try_catch_statement): Likewise.
7705 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7706 (declspecs_add_type): Likewise.
7708 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7710 * ggc-page.c (alloc_page):
7711 Substituting xmalloc, xcalloc with
7712 XNEWVEC and XCNEWVAR macros which add the
7715 2008-07-11 Richard Guenther <rguenther@suse.de>
7717 PR tree-optimization/36765
7718 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7719 aliases from HEAP vars to SMTs.
7721 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7723 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7724 * configure.ac (loose_warn): Move -Wc++-compat from here...
7725 (strict_warn): ...to here.
7726 * configure: Regenerate.
7728 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7730 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7731 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7732 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7733 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7734 excluding more specific h8300-*-* and sh-*-* targets.
7736 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7738 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7740 (execute_pre): Call loop_optimizer_finalize in early exit.
7742 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7745 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7746 uids in the bitmap, not just VAR_DECL uids.
7748 PR rtl-optimization/36419
7749 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7750 (combine_stack_adjustments_for_block): Call it if needed. Delete
7752 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7753 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7754 prologue sp adjustment.
7756 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7759 * opts.c (print_ignored_options): Report postponed diagnostics for
7760 unknown -Wno-* options as warnings, not errors.
7761 (postpone_unknown_option_error): Renamed to...
7762 (postpone_unknown_option_warning): ... this.
7764 2008-07-09 Doug Kwan <dougkwan@google.com>
7767 2008-07-08 Doug Kwan <dougkwan@google.com>
7769 * config/arm/arm.opt (mandroid): New option.
7770 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7771 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7773 (CC1PLUS_SPEC): Same.
7775 (STARTFILE_SPEC): Same.
7776 (ENDFILE_SPEC): Same.
7777 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7780 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7783 * config/mips/mips.h (reg_class): Remove V1_REG.
7784 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7785 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7787 (mips_get_tp): New function.
7788 (mips_legitimize_tls_address): Use it.
7789 * config/mips/constraints.md (v): Delete.
7790 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7791 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7792 After reload, split into a move and ...
7793 (*tls_get_tp_<mode>_split): ...this new instruction.
7795 2008-07-09 David Daney <ddaney@avtrex.com>
7797 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7799 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7801 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7802 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7804 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7805 htab_delete should be called. Don't free c.
7806 (lookup_tmp_var): Create temp_htab lazily.
7807 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7808 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7810 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7811 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7812 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7813 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7814 * tree-sra.c (generate_element_init): Likewise.
7815 * tree-mudflap.c (execute_mudflap_function_ops,
7816 execute_mudflap_function_decls): Likewise.
7817 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7818 * tree-gimple.h (struct gimplify_ctx): New type.
7819 (push_gimplify_context): Adjust prototype.
7821 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7823 * tree-ssa-pre.c (phi_translate_1): Update placement of
7826 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7828 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7829 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7830 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7831 * targhooks.c (default_hard_regno_scratch_ok): New function.
7832 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7833 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7834 * recog.c: Include "target.h".
7835 (peep2_find_free_register): Add check for global regs. Add target
7837 * Makefile.in (recog.o): Depend on target.h.
7839 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7841 * config/sh/sh.c (sh_canonical_va_list_type): New.
7842 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7844 2008-07-09 Raksit Ashok <raksit@google.com>
7846 * doc/invoke.texi (Option Summary): Mention new option
7847 -Wdisallowed-function-list=...
7848 (Warning Options): Document -Wdisallowed-function-list=...
7849 * common.opt (Wdisallowed-function-list=): New flag.
7850 * flags.h (warn_disallowed_functions): External definition of new
7851 boolean warning flag.
7852 (warn_if_disallowed_function_p): Declare new function.
7853 * opts.c (warning_disallowed_functions): New static variable.
7854 (warn_disallowed_functions): New boolean warning flag.
7855 (warn_if_disallowed_function_p): New function.
7856 (add_comma_separated_to_vector): Rename
7857 add_instrument_functions_exclude_list to this.
7858 (common_handle_option): Handle new option. Rename calls to
7859 add_instrument_functions_exclude_list into calls to
7860 add_comma_separated_to_vector.
7861 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7862 based on flag warn_disallowed_functions.
7864 2008-07-09 Christian Bruel <christian.bruel@st.com>
7866 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7867 instead of get_attr_length.
7869 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7871 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7873 * genemit.c (gen_insn): Likewise.
7874 * gengtype.c (note_def_vec): Likewise.
7875 * gengtype.h (note_def_vec): Likewise.
7876 * genoutput.c (struct data, output_insn_data, process_template,
7877 gen_expand, gen_split, note_constraint): Likewise.
7878 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7879 make_insn_sequence): Likewise.
7880 * gensupport.c (record_insn_name): Likewise.
7882 2008-07-08 Doug Kwan <dougkwan@google.com>
7884 * config/arm/arm.opt (mandroid): New option.
7885 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7886 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7888 (CC1PLUS_SPEC): Same.
7890 (STARTFILE_SPEC): Same.
7891 (ENDFILE_SPEC): Same.
7892 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7895 2008-07-08 Raksit Ashok <raksit@google.com>
7897 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7898 (set_storage_via_setmem): Fix expected_align parameter.
7899 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7900 missing from the list.
7901 * doc/md.texi (movmem): Explicitly state that expected alignment is
7902 to be expressed in bytes.
7903 (setmem): Explicitly state that expected alignment is to be expressed
7906 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7908 * reload.c (find_reloads_subreg_address): Do not require validity
7909 of address in original mode before reloading address.
7911 2008-07-07 Tianwei Sheng <tianweis@google.com>
7913 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7914 bounds array access.
7916 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7918 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7920 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7922 Fix PR tree-optimization/23455
7923 Fix PR tree-optimization/35286
7924 Fix PR tree-optimization/35287
7925 * Makefile.in (OBJS-common): Remove tree-vn.o.
7926 (tree-vn.o): Remove.
7927 * dbgcnt.def: Add treepre_insert debug counter.
7928 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7929 (debug_value_expressions): Ditto.
7930 (print_value_expressions): Ditto.
7931 * tree-pretty-print.c (dump_generic_node): Updated for
7932 VALUE_HANDLE removal.
7933 * tree-ssa-dom.c (record_equality): Ditto.
7934 (cprop_operand): Ditto.
7935 (lookup_avail_expr): Ditto.
7936 * tree-ssa-threadedge.c
7937 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7938 (simplify_control_stmt_condition): Ditto.
7939 * tree.c (tree_code_size): Ditto.
7940 (tree_node_structure): Ditto.
7941 (iterative_hash_expr): Ditto.
7943 * tree.h (VALUE_HANDLE_ID): Ditto.
7944 (VALUE_HANDLE_EXPR_SET): Ditto.
7945 (struct tree_value_handle): Ditto.
7946 (union tree_node): Ditto.
7947 * treestruct.def: Ditto.
7948 * tree-vn.c: Removed.
7949 * tree-ssa-pre.c: Rewritten entirely.
7950 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7951 (constant_value_ids): Ditto.
7952 (vn_nary_op_t): Moved to header.
7954 (vn_reference_op_t): Ditto
7955 (vn_reference_t): Ditto.
7956 (next_value_id): New variable.
7957 (VN_INFO): Add an assert.
7958 (vn_constant_eq): New function.
7959 (vn_constant_hash): Ditto.
7960 (get_or_alloc_constant_value_id): Ditto.
7961 (value_id_constant_p): Ditto.
7962 (vn_reference_compute_hash): De-staticify.
7963 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7964 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7965 (valueize_refs): Update opcode if it changes from ssa name to constant.
7966 (vn_reference_lookup_1): Add new argument.
7967 (vn_reference_lookup): Ditto.
7968 (vn_reference_lookup_pieces): New function.
7969 (vn_reference_insert): Add return type. Modify to deal with value ids.
7970 (vn_reference_insert_pieces): New function.
7971 (vn_nary_op_compute_hash): De-staticify.
7972 (vn_nary_op_eq): Ditto.
7973 (vn_nary_op_lookup_pieces): New function.
7974 (vn_nary_op_lookup): Add new argument.
7975 (vn_nary_op_insert_pieces): New function.
7976 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7977 (vn_phi_insert): Ditto.
7978 (visit_unary_op): Update for callee changes.
7979 (visit_binary_op): Ditto.
7980 (visit_reference_op_load): Ditto.
7981 (visit_reference_op_store): Ditto.
7982 (init_scc_vn): Init next_value_id, constant_to_value_id and
7984 (free_scc_vn): Free them.
7985 (set_hashtable_value_ids): New function.
7986 (run_scc_vn): Use it.
7987 (get_max_value_id): New function.
7988 (get_next_value_id): Ditto.
7989 (expressions_equal_p): Moved from tree-vn.c
7990 (sort_vuses): Ditto.
7991 (sort_vuses_heap): Ditto.
7992 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7994 * tree.c (iterative_hash_hashval_t): Made non-static
7995 * tree.h (iterative_hash_hashval_t): Declare it.
7997 2008-07-08 Martin Jambor <mjambor@suse.cz>
7999 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
8000 instead of ipa_create_node_params.
8001 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
8002 ipa_check_create_edge_args, free them with
8003 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
8005 * ipa-prop.c: Include flags.h and tree-inline.h.
8006 (ipa_node_params_vector): New variable.
8007 (ipa_edge_args_vector): New variable.
8008 (edge_removal_hook_holder): New variable.
8009 (node_removal_hook_holder): New variable.
8010 (edge_duplication_hook_holder): New variable.
8011 (node_duplication_hook_holder): New variable.
8012 (ipa_detect_param_modifications): Check for presence of modified flags.
8013 (ipa_compute_jump_functions): Check for presence of jump functions.
8014 (ipa_free_edge_args_substructures): New function.
8015 (ipa_create_node_params): Removed.
8016 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
8017 (ipa_free_node_params_substructures): New function.
8018 (ipa_free_all_node_params): Changed to deallocate the on-the-side
8020 (ipa_edge_removal_hook): New function.
8021 (ipa_node_removal_hook): New function.
8022 (duplicate_array): New function.
8023 (ipa_edge_duplication_hook): New function.
8024 (ipa_node_duplication_hook): New function.
8025 (ipa_register_cgraph_hooks): New function.
8026 (ipa_unregister_cgraph_hooks): New function.
8027 (free_all_ipa_structures_after_ipa_cp): New function.
8029 * ipa-prop.h: Include vec.h.
8030 (ipa_node_params_t): New typedef with vector types for it.
8031 (ipa_edge_args_t): New typedef with vector types for it.
8032 (IPA_NODE_REF): Changed to access an on-the-side vector.
8033 (IPA_EDGE_REF): Changed to access an on-the-side vector.
8034 (ipa_check_create_node_params): New function.
8035 (ipa_check_create_edge_args): New function.
8037 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
8040 2008-07-07 Tom Tromey <tromey@redhat.com>
8042 * configure, config.in: Rebuilt.
8043 * configure.ac: Don't check for scandir or alphasort.
8045 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8047 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
8048 types immediately after creating them.
8050 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8052 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
8054 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
8056 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
8057 dump_constraint_graph.
8058 (dump_constraint_edge): New function.
8059 (dump_constraint_graph): New function.
8060 (debug_constraint_graph): New function.
8061 (dump_constraint): Removed useless comparison.
8062 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
8063 (dump_constraint_graph): Declare.
8064 (debug_constraint_graph): Declare.
8065 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
8067 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
8069 * config/i386/i386.c (is_va_list_char_pointer): New.
8070 (ix86_va_start): Replace compare with ms_va_list_type_node
8071 by is_va_list_char_pointer.
8072 (ix86_gimplify_va_arg): Likewise.
8074 2008-07-07 Martin Jambor <mjambor@suse.cz>
8076 * cgraph.c (cgraph_edge_max_uid): New variable.
8077 (struct cgraph_edge_hook_list): New type.
8078 (struct cgraph_node_hook_list): New type.
8079 (struct cgraph_2edge_hook_list): New type.
8080 (struct cgraph_2node_hook_list): New type.
8081 (first_cgraph_edge_removal_hook): New variable.
8082 (first_cgraph_node_removal_hook): New variable.
8083 (first_cgraph_edge_duplicated_hook): New variable.
8084 (first_cgraph_node_duplicated_hook): New variable.
8085 (cgraph_add_edge_removal_hook): New function.
8086 (cgraph_remove_edge_removal_hook): New function.
8087 (cgraph_call_edge_removal_hooks): New function.
8088 (cgraph_add_node_removal_hook): New function.
8089 (cgraph_remove_node_removal_hook): New function.
8090 (cgraph_call_node_removal_hooks): New function.
8091 (cgraph_add_edge_duplication_hook): New function.
8092 (cgraph_remove_edge_duplication_hook): New function.
8093 (cgraph_call_edge_duplication_hooks): New function.
8094 (cgraph_add_node_duplication_hook): New function.
8095 (cgraph_remove_node_duplication_hook): New function.
8096 (cgraph_call_node_duplication_hooks): New function.
8097 (cgraph_create_edge): Assign to edge uid.
8098 (cgraph_remove_edge): Call edge removal hooks.
8099 (cgraph_node_remove_callees): Call edge removal hooks.
8100 (cgraph_node_remove_callers): Call edge removal hooks.
8101 (cgraph_remove_node): Call node removal hooks.
8102 (cgraph_clone_edge): Call edge duplication hooks.
8103 (cgraph_clone_node): Call node duplication hooks.
8105 * cgraph.h (cgraph_edge): New field uid.
8106 (cgraph_edge_hook): New type.
8107 (cgraph_node_hook): New type.
8108 (cgraph_2edge_hook): New type.
8109 (cgraph_2node_hook): New type.
8111 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
8113 * config.in: Regenerate.
8115 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
8117 * gcc.c (print_sysroot): New.
8118 (option_map, display_help, process_command): Handle the
8119 -print-sysroot option.
8120 (main): Print the sysroot if requested.
8121 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
8123 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8126 * unwind-pe.h (size_of_encoded_value): add attribute unused.
8128 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
8130 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
8131 (assign_parm_setup_block_p): Also check mode of entry_parm.
8133 2008-07-07 Richard Guenther <rguenther@suse.de>
8135 * tree-ssa-structalias.h (set_used_smts): Remove.
8136 * tree-ssa-structalias.c (used_smts): Likewise.
8137 (set_used_smts): Likewise.
8138 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
8139 call to set_used_smts.
8141 2008-07-07 Richard Guenther <rguenther@suse.de>
8143 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
8144 (new_var_info): Set it to false.
8145 (solution_set_add): Correctly handle pointers outside a var and
8147 (type_safe): Treat variables with is_full_var properly.
8148 (do_sd_constraint): Likewise.
8149 (do_ds_constraint): Likewise.
8150 (process_constraint): Remove zeroing offset for !use_field_sensitive.
8151 (get_constraint_for_ptr_offset): New function.
8152 (get_constraint_for_component_ref): For addresses at least include
8153 the last field of the variable. Handle is_full_vars properly.
8154 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
8155 (handle_ptr_arith): Remove.
8156 (find_func_aliases): Simplify assignment handling.
8157 (create_function_info_for): For parameter and result varinfos set
8159 (create_variable_info_for): Set is_full_var flag whenever we
8160 just created a single varinfo for a decl.
8161 (init_alias_vars): Initialize use_field_sensitive from
8162 max-fields-for-field-sensitive parameter.
8164 2008-07-07 Richard Guenther <rguenther@suse.de>
8166 PR tree-optimization/36713
8167 * tree-flow-inline.h (is_call_used): New function.
8168 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
8169 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8170 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
8172 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8174 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
8176 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
8178 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
8180 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8181 Nathan Sidwell <nathan@codesourcery.com>
8183 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
8184 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
8186 * config/m68k/t-linux: New.
8187 * doc/install.texi: Document m68k-*-linux is now multilibbed by
8190 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
8192 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
8193 * config/m68k/m68k-devices.def: Remove multilibs that only differ
8196 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8198 * gcc.c (execute): Fix -Wc++-compat warning.
8200 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
8203 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
8204 constant for little endian.
8206 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
8208 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
8209 mips_base_mips16 instead of TARGET_MIPS16.
8210 (mips_base_mips16): Declare.
8211 * config/mips/mips.c (mips_base_mips16): Make global.
8212 (was_mips16_p): Remove GTY marker.
8213 (was_mips16_pch_p): New variable.
8214 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
8215 (mips_override_options): Force to non-MIPS16 mode initially.
8216 Do not complain about MIPS16 PIC incompatibilities here.
8217 Only allow -mgpopt if -mexplicit-relocs is in force for
8220 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
8222 * configure.ac: Check for caddr_t, define to char * if not defined.
8223 * configure: Regenerate.
8224 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
8225 (mmap_gt_pch_use_address): Likewise.
8226 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
8228 2008-07-06 Richard Guenther <rguenther@suse.de>
8230 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
8231 (new_var_info): Deal with it.
8232 (solution_set_add): Likewise.
8233 (bitpos_of_field): Make signed, fix.
8234 (struct fieldoff): Remove type and decl fields. Make size field
8235 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
8237 (fieldoff_compare): Deal with it.
8238 (push_fields_onto_fieldstack): Remove has_union argument, glob
8239 adjacent non-pointer fields together.
8240 (create_function_info_for): Do not set has_union.
8241 (create_variable_info_for): Simplify.
8243 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
8245 * config.gcc (extra_headers): Add cross-stdarg.h for target
8246 x86_64-*-* and i?86-*-*.
8247 * config/i386/cross-stdarg.h: New.
8248 * builtins.c (std_fn_abi_va_list): New.
8249 (std_canonical_va_list_type): New.
8250 (stabilize_va_list): Replace va_list_type_node use by
8251 mtarget.canonical_va_list_type.
8252 (gimplify_va_arg_expr): Likewise.
8253 (expand_builtin_va_copy): Replace va_list_type_node use by
8254 mtarget.fn_abi_va_list.
8255 * tree-sra.c (is_va_list_type): New helper.
8256 (decl_can_be_decomposed_p): Replace
8257 va_list_type_node use by is_va_list_type.
8258 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
8259 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8260 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
8261 * config/i386/i386-protos.h (ix86_get_valist_type): New.
8262 (ix86_enum_va_list): New.
8263 * config/i386/i386.c (sysv_va_list_type_node): New.
8264 (ms_va_list_type_node): New.
8265 (ix86_function_type_abi): Remove sorry.
8266 (ix86_build_builtin_va_list_abi): New.
8267 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
8269 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
8270 (ix86_init_builtins_va_builtins_abi): New.
8271 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
8273 (ix86_handle_abi_attribute): New.
8274 (attribute_spec): Add sysv_abi and ms_abi.
8275 (ix86_fn_abi_va_list): New.
8276 (ix86_canonical_va_list_type): New.
8277 (ix86_enum_va_list): New.
8278 (TARGET_FN_ABI_VA_LIST): New.
8279 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8280 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
8281 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8282 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8283 (TARGET_ENUM_VA_LIST): New.
8284 * expr.h (std_fn_abi_va_list): New.
8285 (std_canonical_va_list_type): New.
8286 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8287 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8288 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8289 TARGET_CANONICAL_VA_LIST_TYPE.
8290 * target.h (struct gcc_target): Add fn_abi_va_list hook
8291 and canonical_va_list_type hook.
8293 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8295 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8296 integral and pointer types.
8298 2008-07-04 Roger Sayle <roger@eyesopen.com>
8300 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8301 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8303 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8306 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8308 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8310 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8311 build_gimple_modify_stmt.
8312 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8313 gimple operand. Use fold_build* instead of build*.
8315 2008-07-04 Richard Guenther <rguenther@suse.de>
8317 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8318 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8319 properly to compute the reachability set if we do field-sensitive PTA.
8320 * invoke.texi (max-fields-for-field-sensitive): Document default.
8321 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8322 100 for optimize >= 2.
8324 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8326 * ggc-zone.c (lookup_page_table_if_allocated,
8327 set_page_table_entry, zone_find_object_size, alloc_small_page,
8328 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8329 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8330 -Wc++-compat and/or -Wcast-qual warnings.
8332 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8335 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8336 pic_offset_table_rtx to be marked as used here.
8337 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8338 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8339 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8340 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8343 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8345 * alloc-pool.c (hash_descriptor, eq_descriptor,
8346 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8347 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8349 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8350 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8351 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8352 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8355 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8357 * tree-flow.h (loop_only_exit_p): Declare.
8358 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8359 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8360 the number of iterations if it is constant. Otherwise, if this is the
8361 only possible exit of the loop, use the conservative estimate on the
8362 number of iterations of the entire loop if available.
8364 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8366 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8367 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8368 Add synchronization functions.
8369 * config/sync.c: New file.
8370 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8371 (LIBGCC_SYNC_CFLAGS): Likewise.
8373 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8376 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8377 (*pushtf_sse): New insn pattern.
8378 (pushtf splitters): New splitters.
8380 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8383 * predict.c (build_predict_expr): Use void_type_node for the tree
8384 type, instead of NULL_TREE.
8386 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8388 * config/i386/i386.c (contains_aligned_value_p): Return true
8390 (ix86_data_alignment): Align TCmode to 128bits.
8391 (ix86_local_alignment): Likewise.
8393 2008-07-03 Andrew Haley <aph@redhat.com>
8396 * vec.h (VEC_TA): New.
8397 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8398 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8399 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8400 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8401 (C_COMMON_FIXED_TYPES): Remove first arg.
8402 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8403 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8404 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8405 not to use empty macro arguments.
8407 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8409 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8410 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8411 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8412 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8413 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8414 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8415 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8416 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8417 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8418 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8419 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8420 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8421 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8422 config/rs6000/e500crtres64gpr.asm,
8423 config/rs6000/e500crtres64gprctr.asm,
8424 config/rs6000/e500crtrest32gpr.asm,
8425 config/rs6000/e500crtrest64gpr.asm,
8426 config/rs6000/e500crtresx32gpr.asm,
8427 config/rs6000/e500crtresx64gpr.asm,
8428 config/rs6000/e500crtsav32gpr.asm,
8429 config/rs6000/e500crtsav64gpr.asm,
8430 config/rs6000/e500crtsav64gprctr.asm,
8431 config/rs6000/e500crtsavg32gpr.asm,
8432 config/rs6000/e500crtsavg64gpr.asm,
8433 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8434 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8435 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8436 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8437 config/sparc/sol2-cn.asm: Remove .file directives.
8439 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8441 * resource.c (mark_referenced_resources): Look inside
8442 UNSPEC_VOLATILEs and ASM_INPUTs.
8444 2008-07-02 Ian Lance Taylor <iant@google.com>
8446 * rtlanal.c (add_reg_note): New function.
8447 * rtl.h (add_reg_note): Declare.
8448 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8449 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8450 * builtins.c (expand_builtin_longjmp): Likewise.
8451 (expand_builtin_nonlocal_goto): Likewise.
8452 * calls.c (emit_call_1, expand_call): Likewise.
8453 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8454 * cfglayout.c (fixup_reorder_chain): Likewise.
8455 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8456 (commit_one_edge_insertion): Likewise.
8457 * combine.c (move_deaths, distribute_notes): Likewise.
8458 * df-problems.c (df_set_note): Likewise.
8459 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8460 (set_unique_reg_note): Likewise.
8461 (emit_copy_of_insn_after): Likewise.
8462 * expr.c (expand_expr_real): Likewise.
8463 * gcse.c (add_label_notes): Likewise.
8464 * haifa-sched.c (create_check_block_twin): Likewise.
8465 * jump.c (mark_jump_label_1): Likewise.
8466 * loop-doloop.c (add_test, doloop_modify): Likewise.
8467 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8468 * lower-subreg.c (move_eh_region_note): Likewise.
8469 * optabs.c (emit_libcall_block): Likewise.
8470 * predict.c (predict_insn): Likewise.
8471 (combine_predictions_for_insn): Likewise.
8472 * recog.c (peephole2_optimize): Likewise.
8473 * regmove.c (try_auto_increment): Likewise.
8474 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8475 * reload.c (find_reloads): Likewise.
8476 * reload1.c (fixup_eh_region_note): Likewise.
8477 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8478 * reorg.c (delete_prior_computation): Likewise.
8479 (delete_computation, dbr_schedule): Likewise.
8480 * config/pa/pa.c (legitimize_pic_address): Likewise.
8481 * config/sh/sh.c (sh_reorg): Likewise.
8483 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8486 * config/libgcc-glibc.ver: Add %exclude.
8487 * config/m32r/libgcc-glibc.ver: Likwise.
8488 * config/s390/libgcc-glibc.ver: Likwise.
8489 * config/sh/libgcc-glibc.ver: Likwise.
8490 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8492 * config/i386/libgcc-glibc.ver: New.
8494 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8496 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8498 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8499 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8500 i[34567]86-*-linux*, x86_64-*-linux*. Add
8501 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8502 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8503 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8504 i[34567]86-*-linux*, x86_64-*-linux*.
8506 * libgcc-std.ver: Add empty GCC_4.4.0.
8508 * mkmap-symver.awk: Support multiple versions per symbol.
8510 * config/i386/i386.c (ix86_init_builtins): Always define
8511 __builtin_fabsq and __builtin_copysignq with fallbacks.
8512 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8513 and __builtin_copysignq if SSE2 isn't available.
8515 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8516 (LIBGCC2_TF_CEXT): Likwise.
8519 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8521 * config/i386/sfp-machine.h: Moved to libgcc.
8523 * config/i386/sfp-machine.h: New.
8524 * config/i386/t-linux: Likwise.
8526 * config/i386/t-darwin: Remove softfp_wrap_start and
8528 * config/i386/t-darwin64: Likewise.
8530 * config/i386/t-fprules-softfp64: Renamed to ...
8531 * config/i386/t-fprules-softfp: This.
8533 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8534 and softfp_wrap_end.
8536 2008-07-02 Jason Merrill <jason@redhat.com>
8538 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8540 * tree.c (ctor_to_list): New fn.
8541 * tree.h: Declare it.
8542 (CONSTRUCTOR_ELT): New macro.
8543 (CONSTRUCTOR_NELTS): New macro.
8545 2008-07-02 Richard Guenther <rguenther@suse.de>
8547 * tree-ssa-structalias.c (struct variable_info): Reorder
8548 to fill padding on 64bit hosts. Make collapsed_to an int.
8549 (get_varinfo_fc): Deal with that.
8550 (new_var_info): Likewise.
8551 (collapse_rest_of_var): Likewise.
8553 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8555 * doc/install.texi (--enable-java-home): Document.
8556 (--enable-aot-compile-rpm): Likewise.
8557 (--with-arch-directory): Likewise.
8558 (--with-os-directory): Likewise.
8559 (--with-origin-name): Likewise.
8560 (--with-arch-suffix): Likewise.
8561 (--with-jvm-root-dir): Likewise.
8562 (--with-jvm-jar-dir): Likewise.
8563 (--with-python-dir): Likewise.
8565 2008-07-02 Richard Guenther <rguenther@suse.de>
8567 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8568 from decls explicitly. Merge operand checking from tuples.
8570 2008-07-02 Martin Jambor <mjambor@suse.cz>
8572 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8574 2008-07-02 Martin Jambor <mjambor@suse.cz>
8576 * tree-switch-conversion.c: Included timevar.h
8577 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8579 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8581 2008-07-02 Martin Jambor <mjambor@suse.cz>
8583 * tree-switch-conversion.c: Corrected various comments and
8585 (build_constructors): Fixed minor formatting mistakes.
8587 * invoke.texi (Optimize Options): Corrected the
8588 switch-conversion-max-branch-ratio parameter.
8590 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8592 * final.c (asm_insn_count): Return zero for an empty asm body.
8594 2008-07-02 Richard Guenther <rguenther@suse.de>
8596 * bitmap.h (bitmap_set_bit): Return bool.
8597 (bitmap_clear_bit): Likewise.
8598 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8599 write to the bitmap if it would.
8600 (bitmap_clear_bit): Likewise.
8601 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8602 bitmap_set_bit return value.
8603 (add_pred_graph_edge): Likewise.
8604 (add_graph_edge): Likewise.
8605 (do_sd_constraint): Likewise.
8606 (do_ds_constraint): Likewise.
8608 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8610 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8611 Fix -Wc++-compat and/or -Wcast-qual warnings.
8612 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8613 gen_regparm_prefix): Likewise.
8614 * vmsdbgout.c (write_modbeg, lookup_filename,
8615 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8617 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8619 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8620 defaults.h definition apply.
8622 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8624 * function.c (assign_parm_remove_parallels): New.
8625 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8627 (assign_parm_setup_block): Do not handle them.
8628 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8629 assign_parm_remove_parallels.
8631 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8633 * c-typeck.c (convert_for_assignment): Use
8634 vector_targets_convertible_p.
8635 * c-common.c (vector_targets_convertible_p): New.
8636 * c-common.h (vector_targets_convertible_p): New prototype.
8637 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8638 opaque_p_V2SI_type_node.
8640 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8642 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8645 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8647 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8648 TFmode constants via two element DImode vector for hosts with
8649 HOST_BITS_PER_WIDE_INT < 64.
8650 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8651 also for HOST_BITS_PER_WIDE_INT < 64.
8653 2008-07-01 Richard Guenther <rguenther@suse.de>
8655 PR tree-optimization/36666
8656 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8657 (get_constraint_exp_from_ssa_var): Split into ...
8658 (get_constraint_exp_for_temp): ... this ...
8659 (get_constraint_for_ssa_var): ... and that.
8660 Return constraint expressions for all touched sub-fields
8661 if the results address is not taken.
8662 (process_constraint): Remove assertion that aggregate
8663 assignments do not happen at this place.
8664 (get_constraint_for_component_ref): Add address_p argument.
8665 Return constraint expressions for all touched sub-fields
8666 if the results address is not taken.
8667 (do_deref): Use get_constraint_exp_for_temp.
8668 (get_constraint_for_1): Rename from ...
8669 (get_constraint_for): ... this. Add the old function as wrapper.
8670 (do_structure_copy): Use get_constraint_for_1.
8672 2008-07-01 Martin Jambor <mjambor@suse.cz>
8674 * Makefile.in (tree-switch-conversion.o): Add.
8675 (OBJS-common): Add tree-swtch-conversion.o.
8676 * passes.c (init_optimization_passes): Add pass_convert_switch.
8677 * tree-pass.h: (pass_convert_switch): Add.
8678 * tree-switch-conversion.c: New file.
8679 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8680 * common.opt (ftree-cswtch): New option.
8681 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8682 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8683 * opts.c (decode_options): Set flag_tree_switch_conversion when
8684 optimization level is >= 2.
8685 * doc/invoke.texi (Optimize Options): Added description of
8686 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8688 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8690 * config/darwin-driver.c (darwin_default_min_version): Fix
8691 -Wc++-compat warnings.
8693 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8695 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8698 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8700 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8702 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8704 PR rtl-optimization/34744
8705 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8706 (df_scan_free_internal): Free data structures not
8707 allocated in storage pools.
8708 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8709 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8710 df_scan_free_mws_vec.
8711 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8714 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8716 * config/i386/i386.c (contains_aligned_value_p): Return true
8718 (ix86_function_arg_boundary): Return its natural boundary
8720 (return_in_memory_32): Don't check TDmode.
8721 (ix86_split_to_parts): Support splitting into 4 parts and
8722 support TFmode for 32bit target.
8723 (ix86_split_long_move): Support splitting into 4 parts.
8724 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8726 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8727 (ix86_init_builtins): Here.
8728 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8729 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8730 'q' and 'w', respectively.
8732 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8734 (movtf_internal): Likewise.
8735 (<code>tf2): Likewise.
8736 (*absnegtf2_sse): Likewise.
8737 (copysign<mode>3): Likewise.
8738 (copysign<mode>3_const): Likewise.
8739 (copysign<mode>3_var): Likewise.
8740 (define_split UNSPEC_COPYSIGN): Likewise.
8741 * config/i386/sse.md (*nandtf3): Likewise.
8742 (<code>tf3): Likewise.
8743 (*<code>tf3): Likewise.
8745 2008-06-30 Joey Ye <joey.ye@intel.com>
8746 H.J. Lu <hongjiu.lu@intel.com>
8748 * global.c (compute_regsets): Set frame_pointer_needed here.
8749 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8751 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8753 * doc/install.texi (specific): Expand Windows build notes.
8755 2008-06-30 Ira Rosen <irar@il.ibm.com>
8757 PR tree-optimization/36648
8758 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8759 number of prolog iterations by step. Fix the comment.
8761 2008-06-30 Richard Guenther <rguenther@suse.de>
8764 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8765 handle calls from ECF_MALLOC functions.
8766 (handle_pure_call): ECF_MALLOC functions do not return
8768 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8770 2008-06-29 Andreas Schwab <schwab@suse.de>
8772 * config/m68k/m68k.c (print_operand): Always print a float
8774 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8775 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8778 * config/rs6000/x-linux64: Remove never used file.
8780 2008-06-29 Richard Guenther <rguenther@suse.de>
8782 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8784 (struct alias_info): Move ...
8785 * tree-ssa-alias.c: ... here.
8786 (update_alias_info): Declare.
8787 (compute_may_aliases): Call it.
8788 (update_alias_info): New function.
8789 * tree-ssa-structalias.c (update_alias_info): Move ...
8790 * tree-ssa-alias.c (update_alias_info_1): ... here.
8791 * tree-ssa-structalias.c (process_constraint_1): Remove
8792 unused from_call argument. Rename to ...
8793 (process_constraint): ... this. Delete old wrapper.
8794 (make_constraint_to): Adjust callers.
8795 (handle_const_call): Likewise.
8796 (handle_pure_call): Likewise.
8797 (init_base_vars): Likewise.
8798 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8799 (find_func_aliases): We don't need structure copies for
8801 (make_constraint_from_anything): Remove.
8802 (create_variable_info_for): For globals make constraints
8803 from escaped, not from anything.
8804 (compute_points_to_sets): Do not call update_alias_info.
8805 (ipa_pta_execute): Use make_constraint_from.
8807 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8809 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8810 (bitmap.o-warn, dominance.o-warn): New.
8811 * configure.ac (cxx_compat_warn): Delete.
8812 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8813 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8815 * configure: Regenerate.
8817 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8820 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8822 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8823 * df-scan.c (df_notes_rescan): Likewise.
8824 * ggc-page.c (set_page_table_entry): Likewise.
8825 * intl.c (gcc_gettext_width): Likewise.
8826 * varasm.c (get_unnamed_section, get_noswitch_section,
8827 get_section): Likewise.
8829 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8831 * regrename.c (build_def_use): Don't copy RTX.
8833 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8835 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8836 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8837 punctuation. Use @ref instead of @xref.
8838 (Function Names): Remove stray @display/@end display.
8839 (C++ Attributes): Use @ref instead of @xref.
8840 (Deprecated Features): Fix punctuation around @xref.
8841 (Backwards Compatibility): Likewise.
8842 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8844 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8846 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8847 constants for E500 double.
8849 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8851 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8852 element type of const_vector.
8854 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8856 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8857 Remove FLAGS_REG clobber from expander pattern.
8858 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8859 (anddi3, andsi3, andhi3, andqi3): Ditto.
8860 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8861 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8862 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8863 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8864 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8865 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8866 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8867 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8869 2008-06-28 Richard Guenther <rguenther@suse.de>
8871 * tree-ssa-structalias.c (callused_id, var_callused,
8872 callused_tree): Add.
8873 (handle_pure_call): New function.
8874 (find_func_aliases): Call it.
8875 (find_what_p_points_to): Handle the call-used set.
8876 (clobber_what_escaped): Likewise.
8877 (compute_call_used_vars): New function.
8878 (init_base_vars): Init the call-used variable.
8879 (do_sd_constraint): Do not propagate the solution from CALLUSED
8880 but use CALLUSED as a placeholder.
8881 (solve_graph): Likewise.
8882 * tree-flow-inline.h (gimple_call_used_vars): New function.
8883 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8884 (compute_call_used_vars): Declare.
8885 * tree-ssa-alias.c (set_initial_properties): Call
8886 compute_call_used_vars.
8887 (reset_alias_info): Clear call-used variables.
8888 (add_call_clobber_ops): Assert we are not called for const/pure
8889 functions. Remove handling of them.
8890 (add_call_read_ops): Handle pure functions by adding the
8891 call-used set of variables as VUSEs.
8892 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8893 (delete_tree_ssa): Free it.
8894 * tree-dfa.c (remove_referenced_var): Clear the var from the
8897 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8899 * tree.c (build_varargs_function_type_list): New.
8900 (build_function_type_list_1): New.
8901 (build_function_type_list): Use build_function_type_list_1.
8902 * tree.h (build_varargs_function_type_list): New.
8904 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8907 * config/spu/spu.c (spu_builtin_splats): Do not generate
8908 invalid CONST_VECTOR expressions.
8909 (spu_expand_vector_init): Likewise.
8911 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8913 * optabs.c (libfunc_decls): New variable.
8914 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8915 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8916 for the same function twice.
8918 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8920 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8921 ix86_expand_binary_operator directly.
8922 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8924 (*ashrti3_1): Ditto.
8925 (*lshrti3_1): Ditto.
8926 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8927 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8928 using only one splitter. Conditionaly execute splitter before or
8929 after peephole2 pass.
8930 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8931 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8932 Use only one alternative in asm template.
8933 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8935 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8936 "J" operand constraint for operand 2.
8937 (*ashldi3_cconly_rex64): Ditto.
8938 (*ashrdi3_cmp_rex64): Ditto.
8939 (*ashrdi3_cconly_rex64): Ditto.
8940 (*lshrdi3_cmp_rex64): Ditto.
8941 (*lshrdi3_cconly_rex64): Ditto.
8942 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8943 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8944 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8947 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8949 * gimplify.c (omp_is_private): Don't return true if decl is not
8950 already private on #pragma omp for or #pragma omp parallel for.
8953 * tree-cfg.c (struct move_stmt_d): Replace block field with
8954 orig_block and new_block fields.
8955 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8956 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8957 (move_block_to_fn): Replace vars_map and new_label_map arguments
8958 with struct move_stmt_d pointer.
8959 (replace_block_vars_by_duplicates): New function.
8960 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8961 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8962 all subblocks of ORIG_BLOCK to the new function. Call
8963 replace_block_vars_by_duplicates.
8964 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8965 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8966 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8967 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8968 (expand_omp): Temporarily set input_location to the location of
8969 region's controlling stmt.
8970 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8971 BIND_EXPR, push ctx->block_vars and gimplification vars into
8972 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8974 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8975 there are any BLOCK_VARS.
8976 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8977 OMP_PARALLEL or OMP_TASK stmt.
8978 (lower_omp): Save and restore input_location around the lower_omp_1
8981 2008-06-27 Richard Guenther <rguenther@suse.de>
8983 PR tree-optimization/36400
8984 PR tree-optimization/36373
8985 PR tree-optimization/36344
8986 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8987 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8988 (update_alias_info): Remove call clobbering code.
8989 (make_constraint_to): New helper function.
8990 (make_escape_constraint): Likewise.
8991 (handle_rhs_call): Use it on all pointer containing arguments.
8992 Also mark the static chain escaped.
8993 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8994 instead of ANYTHING.
8995 (make_constraint_from): New helper split out from ...
8996 (make_constraint_from_anything): ... here.
8997 (find_func_aliases): Add constraints for escape sites.
8998 (intra_create_variable_infos): Make constraints from NONLOCAL
9000 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
9002 (clobber_what_p_points_to): Remove.
9003 (clobber_what_escaped): New function.
9004 (init_base_vars): Init NONLOCAL and ESCAPED.
9005 (do_sd_constraint): Do not propagate the solution from ESCAPED
9006 but use ESCAPED as a placeholder.
9007 (solve_graph): Likewise.
9008 * tree-flow.h (clobber_what_p_points_to): Remove.
9009 (clobber_what_escaped): Declare.
9010 * tree-ssa-alias.c (set_initial_properties): Call it.
9011 Remove code clobbering escaped pointers.
9013 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9015 * function.c (allocate_struct_function): Only allocate a unique
9016 funcdef_no if the decl is nonzero.
9018 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9020 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
9021 * config/mips/mips.c (mips_split_const_insns): New function.
9022 * config/mips/mips.md (move_type): New attribute.
9023 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
9024 (dword_mode): New attribute.
9025 (type): Avoid long line. Map "move_type"s to "type"s,
9026 choosing "multi" for doubleword moves if appropriate.
9027 Swap MTC/MFC comments to match their declaration order.
9028 (extended_mips16): Default to "yes" if "move_type" is "sll0",
9029 "type" is "branch" or "jal" is "direct".
9030 (length): Handle "extended_mips16" first. Make the default
9031 "0" for "ghost" instructions. Set the length from "move_type".
9032 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
9033 of "type", with "sll0" for the register alternative. Remove the
9034 "extended_mips16" attribute.
9035 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
9036 of "type", with "shift_shift" for the register alternative.
9037 Remove the "length" attribute.
9038 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
9039 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
9040 of "type", with "andi" for the register alternative.
9041 (*zero_extendqihi2): Likewise.
9042 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
9043 of "andi" instead of a "type" of "arith".
9044 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
9046 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
9047 (mov_<store>r, *mov<mode>_ra): Likewise.
9048 (extendsidi2): Use "move_type" instead of "type", with "move"
9049 for the register alternative.
9050 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
9051 of "type", with "signext" for the register alternative.
9052 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
9053 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
9054 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
9055 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
9056 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
9057 (unnamed branch insn): Likewise.
9058 (*movdi_gp32_fp64): Fold into...
9059 (*movdi_32bit): ...here.
9060 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
9061 (*movdf_hardfloat): ...this new pattern.
9062 (*movdf_softfloat): Remove redundant FPR alternatives.
9063 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
9064 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
9065 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
9066 the "move" attribute.
9067 (*movdi_32bit): Use "move_type" instead of "type" and remove the
9068 "length" attribute. Use "fpload" and "fpstore" instead of "load"
9069 and "store" for COP loads and stores.
9070 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
9071 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
9072 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
9073 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
9074 (*movtf_mips16, *movv2sf): Likewise.
9075 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
9076 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
9077 (mfhc1<mode>): Use "move_type" instead of "move".
9078 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
9079 (loadgp_blockage): Remove the "length" attribute.
9080 (blockage, set_got_version, update_got_version): Likewise.
9081 (call_internal): Remove the "extended_mips16" attribute.
9082 (call_value_internal, call_value_multiple_internal): Likewise.
9083 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
9085 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
9086 the "length" attribute.
9088 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9090 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
9091 -Wcast-qual warnings.
9092 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
9093 handle_pragma_pop_macro): Likewise.
9094 * collect2.c (resolve_lib_name): Likewise.
9095 * config/arc/arc.c (arc_init): Likewise.
9096 * config/arm/arm.c (neon_builtin_compare,
9097 locate_neon_builtin_icode): Likewise.
9098 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
9099 * config/bfin/bfin.c (bfin_init_machine_status,
9100 bfin_optimize_loop): Likewise.
9101 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
9102 * config/cris/cris.c (cris_init_expanders): Likewise.
9103 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
9104 * config/darwin.c (machopic_indirection_eq,
9105 machopic_indirection_name, machopic_output_indirection): Likewise.
9106 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
9107 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
9108 frv_optimize_membar): Likewise.
9109 * config/i386/cygwin.h (mingw_scan,
9110 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
9111 * config/i386/cygwin1.c (mingw_scan): Likewise.
9112 * config/i386/i386.c (machopic_output_stub): Likewise.
9113 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
9114 i386_pe_unique_section): Likewise.
9115 * config/ia64/ia64.c (ia64_init_machine_status,
9116 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
9118 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
9119 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
9120 * config/m68k/m68k.c (m68k_handle_option,
9121 m68k_sched_md_init_global): Likewise.
9122 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
9123 mcore_unique_section): Likewise.
9124 * config/mips/mips.c (mips_block_move_straight,
9125 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
9127 * config/mmix/mmix.c (mmix_init_machine_status,
9128 mmix_encode_section_info): Likewise.
9129 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
9130 * config/rs6000/rs6000.c (rs6000_init_machine_status,
9131 print_operand_address, output_toc, redefine_groups,
9132 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
9133 * config/s390/s390.c (s390_init_machine_status): Likewise.
9134 * config/score/score.c (score_block_move_straight,
9135 score_block_move_loop_body): Likewise.
9136 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
9137 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
9138 * emit-rtl.c (find_auto_inc): Likewise.
9139 * gcc.c (translate_options, process_command): Likewise.
9140 * reorg.c (dbr_schedule): Likewise.
9141 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
9142 * xcoffout.c (xcoffout_declare_function): Likewise.
9144 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
9146 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
9147 ipa-pta working again.
9149 2008-06-27 David Edelsohn <edelsohn@gnu.org>
9151 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
9154 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
9156 * config.gcc (powerpc*-*-*): Add new core e500mc.
9157 * config/rs6000/e500mc.md: New file.
9158 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9160 (rs6000_override_options): Add e500mc case to
9161 processor_target_table. Altivec and Spe options not allowed
9162 with e500mc. Add isel instruction to e500mc by
9163 default. Initialize rs6000_cost for e500mc.
9164 (rs6000_issue_rate): Set issue rate for e500mc.
9165 * config/rs6000/rs6000.h (processor_type): Add
9166 PROCESSOR_PPCE500MC.
9167 (ASM_CPU_SPEC): Add e500mc.
9168 Set TARGET_ISEL to rs6000_isel.
9169 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
9170 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
9171 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
9173 * doc/invoke.texi: Add e500mc to list of cpus.
9175 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9178 * c-lex.c (lex_charconst): Initialize unsignedp.
9180 2008-06-27 Olivier Hainque <hainque@adacore.com>
9182 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
9183 documented assumptions.
9185 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
9187 * dwarf2out.c: Remove trailing white spaces. Break long line
9190 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
9192 * libfuncs.h (LTI_synchronize): New libfunc_index.
9193 (synchronize_libfunc): Declare.
9194 * builtins.c (expand_builtin_synchronize): Consider using
9195 synchronize_libfunc before falling back on an asm blockage.
9196 * config/mips/mips.c: Include libfuncs.h
9197 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
9199 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
9201 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
9202 parameter. Copy stack_reg to r11 where appropriate.
9203 (no_global_regs_above): Add gpr parameter.
9204 (rs6000_stack_info): Only add padding for SPE save area if we
9205 are saving SPE GPRs and CR.
9206 (saveres_routine_syms): New variable.
9207 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
9209 (rs6000_savres_routine_sym): New function.
9210 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
9212 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
9213 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
9214 Tweak FPR out-of-line saving.
9215 (rs6000_make_savres_rtx): New function.
9216 (rs6000_use_multiple_p): New function.
9217 (rs6000_savres_strategy): New function.
9218 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
9219 out-of-line if appropriate.
9220 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
9221 if we are optimizing for size.
9222 (GP_SAVE_INLINE): Define.
9223 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
9224 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
9225 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
9226 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
9227 (*save_fpregs_<mode>): Add use of r11.
9228 (*restore_gpregs_<mode>): New insn.
9229 (*return_and_restore_gpregs_<mode>): New insn.
9230 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
9232 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
9233 (*restore_gpregs_spe): New insn.
9234 (*return_and_restore_gpregs_spe): New insn.
9235 * config/rs6000/predicates.md (save_world_operation): Fix check.
9237 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9239 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
9240 this point, so assert that.
9242 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9244 * cfganal.c: Include vec.h and vecprim.h.
9245 (compute_idf): Import from...
9246 * tree-into-ssa (compute_idf): ...here.
9247 * basic-block.h (compute_idf): Export.
9249 2008-06-26 Joseph Myers <joseph@codesourcery.com>
9251 * c-decl.c (merge_decls): Use !current_function_decl to check for
9252 extern declaration of C99 inline function being at file scope.
9254 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
9256 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
9258 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9260 * alias.c (record_alias_subset, init_alias_analysis): Fix
9261 -Wc++-compat and/or -Wcast-qual warnings.
9262 * attribs.c (lookup_attribute_spec): Likewise.
9263 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
9264 copy_bb, connect_traces,
9265 find_rarely_executed_basic_blocks_and_cr): Likewise.
9266 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
9267 note_btr_set, migrate_btr_defs): Likewise.
9268 * builtins.c (result_vector, expand_builtin_memcpy,
9269 expand_builtin_mempcpy_args, expand_builtin_strncpy,
9270 builtin_memset_read_str, expand_builtin_printf,
9271 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
9273 * caller-save.c (mark_set_regs): Likewise.
9274 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9275 * cgraph.c (cgraph_edge): Likewise.
9276 * combine.c (likely_spilled_retval_1): Likewise.
9277 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
9278 htab_counts_entry_del, get_coverage_counts): Likewise.
9279 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
9280 new_cselib_val): Likewise.
9281 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9282 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9284 * df-core.c (df_compact_blocks): Likewise.
9285 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9286 * df-scan.c (df_grow_reg_info, df_ref_create,
9287 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9288 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9289 df_record_entry_block_defs, df_record_exit_block_uses,
9290 df_bb_verify): Likewise.
9291 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9292 DF_REF_EXTRACT_MODE_CONST): New.
9293 * dominance.c (get_immediate_dominator, get_dominated_by,
9294 nearest_common_dominator, root_of_dom_tree,
9295 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9296 -Wc++-compat and/or -Wcast-qual warnings.
9297 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9298 record_store, replace_read, check_mem_read_rtx, scan_insn,
9299 dse_step1, dse_record_singleton_alias_set): Likewise.
9300 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9302 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9304 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9305 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9306 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9307 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9308 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9309 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9310 file_name_acquire, output_file_names, add_const_value_attribute,
9311 premark_used_types_helper, file_table_eq, file_table_hash,
9312 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9313 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9314 -Wcast-qual warnings.
9315 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9316 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9317 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9318 gen_reg_rtx, start_sequence, init_emit): Likewise.
9319 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9320 * except.c (init_eh_for_function, gen_eh_region,
9321 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9322 arh_to_landing_pad, arh_to_label, add_action_record,
9323 add_call_site, switch_to_exception_section): Likewise.
9324 * expmed.c (synth_mult): Likewise.
9325 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9326 store_expr): Likewise.
9327 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9329 * function.c (assign_stack_temp_for_type,
9330 allocate_struct_function, match_asm_constraints_1): Likewise.
9331 * gcov-io.c (gcov_allocate): Likewise.
9332 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9333 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9334 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9335 record_one_set, insert_expr_in_table, insert_set_in_table,
9336 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9337 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9338 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9339 -Wcast-qual warnings.
9341 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9343 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9344 -Wcast-qual warnings.
9345 * gcc.c (process_command): Likewise.
9346 * genattrtab.c (oballoc): Use XOBNEW.
9347 (oballocvec): Define.
9348 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9349 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9350 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9351 -Wc++-compat and/or -Wcast-qual warnings.
9352 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9353 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9354 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9355 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9356 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9357 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9358 add_excls, process_presence_absence_names,
9359 process_presence_absence_patterns, add_presence_absence,
9360 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9361 get_free_state, add_arc, get_free_automata_list_el,
9362 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9363 transform_3, cache_presence, create_ainsns, create_automata,
9364 create_state_ainsn_table, dfa_insn_code_enlarge,
9365 output_trans_func, output_min_issue_delay_func,
9366 output_dead_lock_func, output_reset_func,
9367 output_get_cpu_unit_code_func, output_dfa_start_func,
9368 expand_automata): Likewise.
9369 * genextract.c (gen_insn): Likewise.
9370 * gengtype-lex.l: Likewise.
9371 * gengtype.c (read_input_list, adjust_field_type,
9372 process_gc_options): Likewise.
9373 * genoutput.c (note_constraint): Likewise.
9374 * genpreds.c (mangle, add_constraint): Likewise.
9375 * genrecog.c (process_define_predicate, new_decision,
9376 add_to_sequence): Likewise.
9377 * gensupport.c (record_insn_name): Likewise.
9379 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9381 * config/i386/driver-i386.c (detect_caches_amd,
9382 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9383 and/or -Wcast-qual warnings.
9384 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9385 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9386 gt_pch_save): Likewise.
9387 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9388 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9389 * global.c (compute_regsets): Likewise.
9390 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9391 finish_graph_dump_file): Likewise.
9392 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9393 unlink_bb_notes): Likewise.
9394 * integrate.c (get_hard_reg_initial_val): Likewise.
9395 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9396 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9397 * local-alloc.c (update_equiv_regs): Likewise.
9398 * loop-invariant.c (check_invariant_table_size,
9399 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9401 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9402 altered_reg_used, mark_altered): Likewise.
9403 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9404 insert_var_expansion_initialization,
9405 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9406 release_var_copies): Likewise.
9407 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9408 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9409 analyze_accesses_for_phi_node, check_var_notmodified_p,
9410 check_allocation_function, find_sites_in_func,
9411 record_all_accesses_in_func, transform_access_sites,
9412 transform_allocation_sites): Likewise.
9413 * omp-low.c (new_omp_region, create_omp_child_function_name,
9414 check_omp_nesting_restrictions, check_combined_parallel,
9415 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9416 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9417 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9418 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9420 * opts-common.c (prune_options): Likewise.
9421 * opts.c (add_input_filename, print_filtered_help,
9422 get_option_state): Likewise.
9423 * params.c (add_params): Likewise.
9424 * passes.c (set_pass_for_id, next_pass_1,
9425 do_per_function_toporder, pass_fini_dump_file): Likewise.
9426 * postreload.c (reload_cse_simplify_operands): Likewise.
9427 * predict.c (tree_predicted_by_p, tree_predict_edge,
9428 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9430 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9432 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9434 * recog.c (check_asm_operands, validate_change_1): Likewise.
9435 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9436 subst_asm_stack_regs): Likewise.
9437 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9438 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9439 * regmove.c (reg_is_remote_constant_p): Likewise.
9440 * regrename.c (regrename_optimize, scan_rtx_reg,
9441 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9443 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9444 regstat_compute_calls_crossed): Likewise.
9445 * reload1.c (init_reload, new_insn_chain,
9446 has_nonexceptional_receiver, reload, copy_reloads,
9447 calculate_needs_all_insns, init_elim_table): Likewise.
9448 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9449 * rtl.c (shallow_copy_rtx_stat): Likewise.
9450 * rtlanal.c (parms_set): Likewise.
9451 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9452 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9453 * sched-ebb.c (earliest_block_with_similiar_load,
9454 add_deps_for_risky_insns): Likewise.
9455 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9456 schedule_region): Likewise.
9457 * see.c (eq_descriptor_pre_extension,
9458 hash_descriptor_pre_extension, hash_del_pre_extension,
9459 eq_descriptor_properties, hash_descriptor_properties,
9460 hash_del_properties, see_seek_pre_extension_expr,
9461 see_initialize_data_structures, see_print_register_properties,
9462 see_print_pre_extension_expr, see_delete_merged_def_extension,
9463 see_delete_unmerged_def_extension, see_emit_use_extension,
9464 see_pre_delete_extension, see_map_extension, see_commit_changes,
9465 see_analyze_merged_def_local_prop,
9466 see_analyze_merged_def_local_prop,
9467 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9468 see_set_prop_merged_def, see_set_prop_unmerged_def,
9469 see_set_prop_unmerged_use, see_print_one_extension,
9470 see_merge_one_use_extension, see_merge_one_def_extension,
9471 see_store_reference_and_extension, see_update_uses_relevancy,
9472 see_update_defs_relevancy): Likewise.
9473 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9474 hash_statistics_free, curr_statistics_hash): Likewise.
9475 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9476 expand_asm_operands, expand_return, case_bit_test_cmp,
9477 expand_case): Likewise.
9478 * stor-layout.c (start_record_layout): Likewise.
9479 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9480 gt_pch_save_stringpool): Likewise.
9481 * tree-data-ref.c (hash_stmt_vertex_info,
9482 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9483 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9485 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9488 * config/i386/i386.md : Change constraints of HImode and QImode
9489 immediate operands from "i" to "n". Change SImode "ni" constraint to
9490 "i" and SImode "rmi" constraint to "g". Remove all constraints
9491 from const0_operand and const1_operand predicated operands.
9492 (i): Change QImode and HImode attribute from "i" to "n".
9493 (*subqi_2): Change HImode operands to QImode.
9496 2008-06-25 Olivier Hainque <hainque@adacore.com>
9498 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9501 2008-06-25 Richard Guenther <rguenther@suse.de>
9503 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9504 not overflow the result type.
9506 2008-06-25 Richard Guenther <rguenther@suse.de>
9508 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9509 (vn_lookup): Likewise.
9511 2008-06-25 Richard Guenther <rguenther@suse.de>
9513 PR tree-optimization/35518
9514 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9515 * tree-sra.c (instantiate_element): Use fold_build3 to build
9517 (try_instantiate_multiple_fields): Likewise.
9519 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9521 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9524 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9526 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9527 use_backchain_to_restore_sp to true
9528 if the offset of the link register save area would go over the 32k - 1
9529 offset limit of the load
9532 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9534 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9535 anchor for the type-punning blurb. Cross-reference "Structures
9536 unions enumerations and bit-fields implementation". Provide a
9537 cast-through-pointer example. Make final sentence self-contained.
9538 * doc/implement-c.texi (Structures unions enumerations and
9539 bit-fields implementation): Cross-reference the type-punning blurb
9540 in the -fstrict-aliasing documentation.
9542 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9545 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9546 the memory instead of the memory itself for the save area.
9548 2008-06-24 Olivier Hainque <hainque@adacore.com>
9549 Nicolas Roche <roche@adacore.com>
9551 * gengtype.c (srcdir_len): size_t instead of int.
9552 (get_file_realbasename): New function. For F a filename, the real
9553 basename of F, with all the path components stripped.
9554 (get_file_srcdir_relative_path): New function. For F a filename, the
9555 relative path to F from $(srcdir).
9556 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9557 get_file_realbasename. Adjust the head comment.
9558 (get_prefix_langdir_index): New function. For F a filename, return the
9559 lang_dir_names[] relative index of the language directory that is
9561 (get_file_langdir): For F a filename, return the name of the language
9562 directory where F is located.
9563 (get_file_gtfilename): New function. The gt- output file name for an
9565 (get_output_file_with_visibility): Replace in-line computations with
9566 uses of get_file_gtfilename and get_prefix_langdir_index.
9567 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9569 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9571 PR tree-optimization/36504
9572 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9573 references without base address.
9575 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9578 * calls.c (expand_call): Increase alignment for recursive functions.
9580 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9582 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9583 (TARGET_FUNCTION_VALUE): New define.
9584 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9585 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9587 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9589 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9590 (fmod<mode>3): Ditto.
9591 (remainderxf3): Ditto.
9592 (remainder<mode>3): Ditto.
9594 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9597 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9598 REG is a hard register.
9600 PR tree-optimization/36508
9601 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9602 499, don't check it at all in release compilers.
9604 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9606 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9607 together with SSE_TARGET_MATH to disable insn pattern.
9608 (*fop_<MODEF:mode>_2_i387): Ditto.
9609 (*fop_<MODEF:mode>_3_i387): Ditto.
9611 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9613 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9615 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9618 * gimplify.c (gimplify_asm_expr): Check the return code of
9619 parse_output_constraint call, set function return and is_inout
9622 2008-06-22 Ian Lance Taylor <iant@google.com>
9624 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9625 (narrowest_signed_type): Likewise.
9626 * c-typeck.c (c_common_type): Change local variable mclass to enum
9628 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9629 tcc_comparison, not the tree code itself.
9630 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9631 (c_expand_expr): Cast modifier to enum expand_modifier.
9632 * c-common.h (C_RID_CODE): Add casts.
9633 (C_SET_RID_CODE): Define.
9634 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9635 (c_lex_one_token): Add cast to avoid warning.
9636 (c_parser_objc_type_name): Rename local typename to type_name.
9637 (check_no_duplicate_clause): Change code parameter to enum
9639 (c_parser_omp_var_list_parens): Change kind parameter to enum
9641 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9642 c_parser_omp_list_var_parens.
9643 (c_parser_omp_threadprivate): Likewise.
9644 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9645 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9646 * c-format.c (NO_FMT): Define.
9647 (printf_length_specs): Use NO_FMT.
9648 (asm_fprintf_length_specs): Likewise.
9649 (gcc_diag_length_specs): Likewise.
9650 (scanf_length_specs): Likewise.
9651 (strfmon_length_specs): Likewise.
9652 (gcc_gfc_length_specs): Likewise.
9653 (printf_flag_specs): Change 0 to STD_C89.
9654 (asm_fprintf_flag_specs): Likewise.
9655 (gcc_diag_flag_specs): Likewise.
9656 (gcc_cxxdiag_flag_specs): Likewise.
9657 (scanf_flag_specs): Likewise.
9658 (strftime_flag_specs): Likewise.
9659 (strfmon_flag_specs): Likewise.
9660 (print_char_table): Likewise.
9661 (asm_fprintf_char_table): Likewise.
9662 (gcc_diag_char_table): Likewise.
9663 (gcc_tdiag_char_table): Likewise.
9664 (gcc_cdiag_char_table): Likewise.
9665 (gcc_cxxdiag_char_table): Likewise.
9666 (gcc_gfc_char_table): Likewise.
9667 (scan_char_table): Likewise.
9668 (time_char_table): Likewis.
9669 (monetary_char_table): Likewise.
9670 * c-format.h (BADLEN): Likewise.
9672 2008-06-21 Ian Lance Taylor <iant@google.com>
9674 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9675 Define END_OF_BASE_TREE_CODES around inclusion.
9676 * tree.c (tree_code_type): New global array.
9677 (tree_code_length, tree_code_name): Likewise.
9678 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9680 (all-tree.def, s-alltree): New targets.
9681 (gencheck.h, s-gencheck): Remove.
9682 (tree.o): Depend upon all-tree.def.
9683 (build/gencheck.o): Remove gencheck.h dependency.
9684 (mostlyclean): Don't remove gencheck.h.
9685 * c-common.h (enum c_tree_code): Remove.
9686 * c-lang.c (tree_code_type): Remove.
9687 (tree_code_length, tree_code_name): Remove.
9688 * gencheck.c (tree_codes): Include all-tree.def, rather than
9689 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9691 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9693 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9694 (operator_name_info): Size to MAX_TREE_CODES.
9695 (assignment_operator_name_info): Likewise.
9696 * cp/cp-lang.c (tree_code_type): Remove.
9697 (tree_code_length, tree_code_name): Remove.
9698 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9699 (assignment_operator_name_info): Likewise.
9700 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9702 * cp/mangle.c (write_expression): Likewise.
9703 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9704 * fortran/f95-lang.c (tree_code_type): Remove.
9705 (tree_code_length, tree_code_name): Remove.
9706 * java/java-tree.h (enum java_tree_code): Remove.
9707 * java/lang.c (tree_code_type): Remove.
9708 (tree_code_length, tree_code_name): Remove.
9709 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9710 * objc/objc-act.h (enum objc_tree_code): Remove.
9711 * objc/objc-lang.c (tree_code_type): Remove.
9712 (tree_code_length, tree_code_name): Remove.
9713 * objcp/objcp-lang.c (tree_code_type): Remove.
9714 (tree_code_length, tree_code_name): Remove.
9715 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9716 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9717 * ada/misc.c (tree_code_type): Remove.
9718 (tree_code_length, tree_code_name): Remove.
9720 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9722 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9723 the grand_bitmap_obstack.
9725 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9727 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9728 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9729 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9730 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9731 move_stmt_r, new_label_mapper): Likewise.
9732 * tree-complex.c (cvc_lookup): Likewise.
9733 * tree-dfa.c (create_function_ann): Likewise.
9734 * tree-dump.c (dump_register): Likewise.
9735 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9736 find_phi_replacement_condition): Likewise.
9737 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9738 tree_function_versioning): Likewise.
9739 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9740 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9741 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9742 get_nonlocal_debug_decl, convert_nonlocal_reference,
9743 convert_nonlocal_omp_clauses, get_local_debug_decl,
9744 convert_local_reference, convert_local_omp_clauses,
9745 convert_nl_goto_reference, convert_nl_goto_receiver,
9746 convert_tramp_reference, convert_call_expr): Likewise.
9747 * tree-outof-ssa.c (contains_tree_r): Likewise.
9748 * tree-parloops.c (reduction_phi, initialize_reductions,
9749 eliminate_local_variables_1, add_field_for_reduction,
9750 add_field_for_name, create_phi_for_local_result,
9751 create_call_for_reduction_1, create_loads_for_reductions,
9752 create_stores_for_reduction, create_loads_and_stores_for_name):
9754 * tree-phinodes.c (allocate_phi_node): Likewise.
9755 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9756 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9757 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9758 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9759 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9760 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9761 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9762 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9763 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9764 vn_nary_op_insert): Likewise.
9765 * tree-ssa.c (redirect_edge_var_map_add,
9766 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9767 * tree-vectorizer.c (vectorize_loops): Likewise.
9768 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9769 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9770 tree_cons_stat, build1_stat, build_variant_type_copy,
9771 decl_init_priority_lookup, decl_fini_priority_lookup,
9772 decl_priority_info, decl_restrict_base_lookup,
9773 decl_restrict_base_insert, decl_debug_expr_lookup,
9774 decl_debug_expr_insert, decl_value_expr_lookup,
9775 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9776 type_hash_add, get_file_function_name, tree_check_failed,
9777 tree_not_check_failed, tree_range_check_failed,
9778 omp_clause_range_check_failed, build_omp_clause,
9779 build_vl_exp_stat): Likewise.
9780 * value-prof.c (gimple_histogram_value,
9781 gimple_duplicate_stmt_histograms): Likewise.
9782 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9783 unshare_variable, variable_union_info_cmp_pos, variable_union,
9784 dataflow_set_different_1, dataflow_set_different_2,
9785 vt_find_locations, variable_was_changed, set_variable_part,
9786 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9787 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9788 section_entry_hash, object_block_entry_eq,
9789 object_block_entry_hash, create_block_symbol,
9790 initialize_cold_section_name, default_function_rodata_section,
9791 strip_reg_name, set_user_assembler_name, const_desc_eq,
9792 build_constant_desc, output_constant_def, lookup_constant_def,
9793 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9794 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9795 default_internal_label): Likewise.
9796 * varray.c (varray_init, varray_grow): Likewise.
9797 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9799 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9801 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9802 operators for "test" insn. Macroize insn using SWI mode macro.
9803 (*jcc_fused_2): Ditto.
9804 (*jcc_fused_3): Macroize insn using SWI mode macro.
9805 (*jcc_fused_4): Ditto.
9807 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9809 * tree-ssa-pre.c: Fix typo in comment.
9810 (init_antic, fini_antic): Add explicit funtions for
9811 initializing and deinitializing ANTIC and AVAIL sets.
9812 (create_expression_by_pieces): Fix typo in comment.
9813 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9814 (execute_pre): Eventually dump details about ANTIC_IN.
9816 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9818 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9819 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9820 add_to_obstack, file_at_path, find_a_file, execute,
9821 add_preprocessor_option, add_assembler_option, add_linker_option,
9822 process_command, insert_wrapper, do_option_spec, do_self_spec,
9823 spec_path, do_spec_1, is_directory, main, used_arg,
9824 getenv_spec_function): Likewise.
9825 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9826 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9829 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9831 * doc/rtl.texi: Updated subreg section.
9833 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9836 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9837 node->needed and node->reachable.
9838 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9839 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9840 (expand_task_call): Don't call expand_task_copyfn.
9841 (expand_task_copyfn): Renamed to...
9842 (finalize_task_copyfn): ... this.
9844 2008-06-19 Jan Hubicka <jh@suse.cz>
9846 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9847 clobbering framepointer.
9849 2008-06-19 Jan Hubicka <jh@suse.cz>
9851 * tree-optimize.c (execute_early_local_optimizations): Set
9852 cgraph_state only at first invocation.
9854 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9856 * system.h (-Wc++-compat): Activate as a warning, no an error.
9858 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9860 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9861 instead of "#" in insn asm template.
9862 (*jcc_fused_2): Ditto.
9864 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9866 * config/i386/i386.h (ix86_tune_indices)
9867 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9868 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9869 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9870 (*jcc_fused_2): Ditto.
9871 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9872 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9873 (print operand): Handle 'E' and 'e' code.
9875 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9877 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9878 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9879 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9881 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9883 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9885 (cgraph_expand_function): Use local copy of decl.
9886 (cgraph_expand_all_functions): Remove redundant initialization of
9888 (cgraph_optimize): Reword internal_error message.
9890 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9892 * arm-protos.h (arm_return_in_memory): Remove public
9893 arm_return_in_memory() prototype.
9894 * arm.c (arm_return_in_memory): Add static prototype, add target
9895 hook macro, change definition and comments.
9896 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9898 2008-06-19 Ben Elliston <bje@au.ibm.com>
9900 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9901 real.c: Remove references to IEEE 754R.
9902 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9903 * doc/libgcc.texi (Decimal float library routines): Likewise.
9905 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9907 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9908 (default_unwind_word_mode): Add prototype.
9909 * targhooks.c (default_unwind_word_mode): New function.
9910 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9911 instead of word_mode.
9912 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9913 (TARGET_INITIALIZER): Use it.
9915 * c-common.c (handle_mode_attribute): Support "unwind_word"
9917 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9919 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9920 word_mode to access SjLj_Function_Context member "data".
9921 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9922 conversion from targetm.eh_return_filter_mode () to
9923 targetm.unwind_word_mode () if they differ.
9925 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9926 (BT_FN_UNWINDWORD_PTR): New function type.
9927 (BT_FN_WORD_PTR): Remove.
9928 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9929 * except.c (expand_builtin_extend_pointer): Convert pointer to
9930 targetm.unwind_word_mode () instead of word_mode.
9932 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9933 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9934 (spu_unwind_word_mode): New function.
9935 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9936 (TARGET_UNWIND_WORD_MODE): Define.
9937 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9939 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9941 * config/spu/spu.c (reg_align): Remove.
9942 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9943 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9944 (spu_split_store): Likewise.
9946 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9948 * gcc/tree-vn.c: Fix typo in comment.
9950 2008-06-18 Jan Hubicka <jh@suse.cz>
9952 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9953 toplevel reorder too.
9955 2008-06-18 Jan Hubicka <jh@suse.cz>
9957 * c-opts.c (c_common_post_options): PCH is not compatible with
9959 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9960 -fno-toplevel-reorder by default now.
9962 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9964 PR documentation/30739
9965 * doc/install.texi (Prerequisites): Document dependency on awk.
9967 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9968 Ian Lance Taylor <iant@google.com>
9970 PR rtl-optimization/35604
9971 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9972 only want to change jump destinations, not eventual label comparisons.
9974 2008-06-16 Jan Hubicka <jh@suse.cz>
9976 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9978 (cgraph_analyze_function): Likewise.
9980 2008-06-16 Jan Hubicka <jh@suse.cz>
9982 * cgraph.h (cgraph_mark_if_needed): New function.
9983 * cgraphunit.c (cgraph_mark_if_needed): New function.
9984 * c-decl.c (duplicate_decl): Use it.
9986 2008-06-16 Jan Hubicka <jh@suse.cz>
9988 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9991 2008-06-16 Jan Hubicka <jh@suse.cz>
9993 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9995 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9996 Kazu Hirata <kazu@codesourcery.com>
9997 Maxim Kuvyrkov <maxim@codesourcery.com
9999 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
10000 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
10001 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
10002 EXTRA_SPEC_FUNCTIONS.
10003 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
10004 (DRIVER_SELF_SPECS): Adjust.
10005 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
10006 * config/mips/st.h, config/mips/t-st: New.
10007 * config/mips/driver-native.c, config/mips/x-native: New.
10008 * doc/invoke.texi (MIPS): Document 'native' value for -march and
10011 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10013 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
10015 (ISA_HAS_FP_CONDMOVE): New macro.
10016 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
10017 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
10018 (ISA_HAS_NMADD3_NMSUB3): New macro.
10019 * config/mips/mips.c (mips_rtx_costs): Update.
10020 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
10021 compiling for ST Loongson 2E/2F.
10022 (madd<mode>): Rename to madd4<mode>. Update.
10023 (madd3<mode>): New pattern.
10024 (msub<mode>): Rename to msub4<mode>. Update.
10025 (msub3<mode>): New pattern.
10026 (nmadd<mode>): Rename to nmadd4<mode>. Update.
10027 (nmadd3<mode>): New pattern.
10028 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
10029 (nmadd3<mode>_fastmath): New pattern.
10030 (nmsub<mode>): Rename to nmsub4<mode>. Update.
10031 (nmsub3<mode>): New pattern.
10032 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
10033 (nmsub3<mode>_fastmath): New pattern.
10034 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
10036 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
10038 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
10039 (DF_REF_INSN_INFO): New.
10040 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
10041 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
10042 with a NULL DF_REF_INSN_INFO.
10043 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
10045 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
10046 DF_INSN_INFO_EQ_USES): New.
10047 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
10048 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
10049 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
10050 * df-core.c: Update comment for above changes.
10051 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
10052 DF_INSN_UID_* macros.
10053 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
10054 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
10055 insn rtx. Update all callers.
10056 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
10057 df_ref_create_structure, df_insn_refs_collect): Likewise.
10058 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
10059 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
10060 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
10061 macros to access the insn refs.
10062 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
10063 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
10064 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
10065 for accessing the refs.
10066 (try_fwprop_subst): Likewise.
10067 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
10068 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
10069 for accessing the refs.
10070 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
10071 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
10072 to look at the insn refs.
10073 (record_uses): Likewise.
10074 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
10076 (mark_artificial_uses): Don't mark_insn for artificial refs.
10077 (mark_reg_rependencies): Likewise.
10079 * doc/rtl.texi: Remove documentation of ADDRESSOF.
10081 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10083 * configure: Regenerate.
10085 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10087 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
10088 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10089 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10091 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10093 * config/avr/avr.c (avr_mcu_t): Add attiny167.
10094 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10095 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10097 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10099 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
10100 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10101 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10103 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10105 * tree-ssa-sccvn.c: Fix format of comments.
10107 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10109 * cgraph.c: Remove unneeded forward declarations of eq_node()
10112 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
10114 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
10116 (see_update_relevancy): Likewise.
10117 * fwprop.c (try_fwprop_subst): Likewise.
10118 * rtlanal.c (noop_move_p): Likewise.
10119 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
10120 notes to non-existing libcall blocks.
10121 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
10123 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
10124 (dead_libcall_p): Remove.
10125 (delete_trivially_dead_insns): Don't use it.
10126 * web.c (union_defs): Remove comment about keeping nops.
10127 * gcse.c (hash_scan_insn): Don't take libcall pointers.
10128 (compute_hash_table_work): Don't track libcall notes.
10129 (do_local_cprop): Don't take libcall pointers. Don't update
10131 (adjust_libcall_notes): Deleted.
10132 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
10133 ever have existed in the first place).
10134 (replace_store_insn): Don't try to remove libcall notes.
10135 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
10136 (resolve_reg_notes): Don't call them.
10137 (resolve_simple_move): Likewise.
10138 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
10139 Don't remove REG_RETVAL notes.
10140 * emit-rtl.c (try_split): Don't update libcall notes.
10141 (emit_copy_of_insn_after): Dito.
10142 * cselib.c (cselib_current_insn_in_libcall): Remove.
10143 (cselib_process_insn): Don't set/clear it.
10144 (new_elt_loc_list): Don't record it.
10145 (cselib_init): Don't initialize it.
10146 * cselib.c (struct elt_loc_list): Remove in_libcall field.
10147 * loop-invariant.c (find_invariant_insn): Don't look for libcall
10149 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
10150 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
10151 (init_deps): Don't initialize it.
10152 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
10153 * combine.c (delete_noop_moves): Don't update libcall notes.
10154 (can_combine_p): Remove now pointless #if 0 block.
10155 (try_combine): Remove another obsolete #if 0 block.
10156 (distribute_notes): Don't distribute libcall notes.
10157 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
10158 * dce.c (libcall_dead_p): Remove.
10159 (delete_unmarked_insns): Don't handle libcall blocks.
10160 (preserve_libcall_for_dce): Remove.
10161 (prescan_insns_for_dce): Don't special-case libcall block insns.
10162 * reload1 (reload): Don't handle libcall notes.
10163 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
10166 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10168 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
10169 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10170 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10172 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10174 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
10175 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10176 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10178 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10180 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
10182 2008-06-16 Ira Rosen <irar@il.ibm.com>
10184 PR tree-optimization/36493
10185 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
10186 the arguments list. Use VECTYPE to create vector pointer.
10187 (vectorizable_store): Fail if accesses through a pointer to vectype
10188 do not alias the original memory reference operands.
10189 Call vect_create_data_ref_ptr without the removed argument.
10190 (vectorizable_load): Likewise.
10191 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
10194 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
10197 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
10198 reg_equiv_constant.
10200 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10202 * config/mips/loongson2ef.md: New file.
10203 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
10204 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
10205 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
10206 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
10207 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
10209 (loongson2ef.md): New include.
10210 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
10211 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
10212 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
10213 (loongson_gt_<mode>, loongson_extract_halfword)
10214 (loongson_insert_halfword_0, loongson_insert_halfword_2)
10215 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
10216 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
10217 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
10218 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
10219 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
10220 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
10221 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
10222 (vec_interleave_low<mode>): Define type attribute.
10223 * config/mips/mips.c (mips_ls2): New static variable.
10224 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
10225 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
10226 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
10227 Implement target scheduling hooks.
10228 (mips_multipass_dfa_lookahead): Update to handle tuning for
10230 (mips_sched_init): Initialize data for Loongson scheduling.
10231 (mips_ls2_variable_issue): New static function.
10232 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
10234 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
10235 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
10236 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
10237 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
10238 Handle ST Loongson 2E/2F cores.
10239 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
10241 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10243 * omp-low.c (extract_omp_for_data): Fix comment typo.
10246 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10248 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
10249 FIXME note about gcc/config.guess.
10250 * doc/options.texi (Option file format): Remove non-ASCII bytes.
10251 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
10252 * doc/cppopts.texi: Likewise.
10253 * doc/extend.texi: Likewise.
10254 * doc/gcc.texi: Likewise.
10255 * doc/gccint.texi: Likewise.
10256 * doc/gcov.texi: Likewise.
10257 * doc/gty.texi: Likewise.
10258 * doc/hostconfig.texi: Likewise.
10259 * doc/install.texi: Likewise.
10260 * doc/invoke.texi: Likewise.
10261 * doc/loop.texi: Likewise.
10262 * doc/makefile.texi: Likewise.
10263 * doc/md.texi: Likewise.
10264 * doc/passes.texi: Likewise.
10265 * doc/tm.texi: Likewise.
10266 * doc/tree-ssa.texi: Likewise.
10267 * doc/trouble.texi: Likewise.
10269 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
10270 Nathan Sidwell <nathan@codesourcery.com>
10271 Maxim Kuvyrkov <maxim@codesourcery.com>
10272 Richard Sandiford <rdsandiford@googlemail.com>
10274 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
10275 * config/mips/mips-protos.h (mips_expand_vector_init): New.
10276 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
10278 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
10279 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
10280 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10282 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10283 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10284 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10285 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10286 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10287 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10288 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10289 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10290 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10291 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10292 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10293 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10294 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10295 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10296 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10297 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10298 (mips_builtins): Add Loongson builtins.
10299 (mips_loongson_2ef_bdesc): New.
10300 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10301 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10302 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10303 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10305 (mips_expand_vector_init): New.
10306 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10307 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10309 * config/mips/mips.md: Add unspec numbers for Loongson
10310 builtins. Include loongson.md.
10311 (MOVE64): Include Loongson vector modes.
10312 (SPLITF): Include Loongson vector modes.
10313 (HALFMODE): Handle Loongson vector modes.
10314 * config/mips/loongson.md: New.
10315 * config/mips/loongson.h: New.
10316 * config.gcc: Add loongson.h header for mips*-*-* targets.
10317 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10319 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10321 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10322 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10323 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10324 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10325 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10326 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10327 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10328 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10329 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10330 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10331 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10332 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10333 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10334 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10335 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10336 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10337 Remove use_fixproto=yes.
10338 (ia64*-*-hpux*): Remove comment about using fixproto.
10339 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10341 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10343 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10345 * configure: Regenerate.
10347 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10349 PR middle-end/36520
10350 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10351 before evaluating it.
10353 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10356 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10357 nested inline functions.
10358 (start_decl, start_function): Don't invert DECL_EXTERNAL
10359 for nested inline functions.
10361 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10363 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10364 splits that must be made for correctness.
10366 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10368 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10369 (AVAIL_NON_MIPS16): Likewise.
10370 (mips_builtin_description): Replace target_flags with a predicate.
10371 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10372 (dspr2_32): New availability predicates.
10373 (MIPS_BUILTIN): New macro.
10374 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10375 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10376 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10377 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10378 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10379 (mips_dsp_32only_bdesc): Merge into...
10380 (mips_builtins): ...this new array.
10381 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10382 (mips_init_builtins): Update after above changes.
10383 (mips_expand_builtin_1): Merge into...
10384 (mips_expand_builtin): ...here and update after above changes.
10386 2008-06-12 Paul Brook <paul@codesourcery.com>
10388 * longlong.h (__arm__): Define count_leading_zeros.
10389 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10390 (clzsi2, clzdi2): New functions.
10391 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10392 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10393 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10394 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10395 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10396 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10397 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10398 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10399 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10400 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10402 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10404 * config/m68k/m68k.c (m68k_tune_flags): New.
10405 (override_options): Compute m68k_tune_flags.
10406 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10407 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10409 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10411 PR middle-end/36506
10412 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10414 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10416 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10417 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10419 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10421 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10422 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10424 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10426 PR middle-end/36506
10427 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10430 2008-06-12 Richard Guenther <rguenther@suse.de>
10432 PR tree-optimization/36345
10433 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10434 add memory_tag_needed flag.
10435 (may_alias_p): Declare.
10436 * tree-ssa-alias.c (may_alias_p): Export.
10437 (set_initial_properties): Use memory_tag_needed flag.
10438 (update_reference_counts): Likewise.
10439 (reset_alias_info): Reset memory_tag_needed flag.
10440 (create_name_tags): Check memory_tag_needed flag.
10441 (dump_points_to_info_for): Dump it.
10442 * tree-ssa-structalias.c (struct variable_info): Remove
10443 directly_dereferenced flag.
10444 (new_var_info): Do not initialize it.
10445 (process_constraint_1): Do not set it.
10446 (update_alias_info): Set is_dereferenced flag.
10447 (set_uids_in_ptset): Use may_alias_p.
10448 (set_used_smts): Check memory_tag_needed flag.
10449 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10450 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10451 memory_tag_needed flag.
10452 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10453 from broken design.
10455 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10457 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10458 red zone for w64 abi.
10459 (ix86_expand_prologue): Likewise.
10460 (ix86_force_to_memory): Likewise.
10461 (ix86_free_from_memory): Likewise.
10463 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10466 * config/rs6000/rs6000.c (rs6000_override_options): Set
10467 rs6000_isel conditionally to the absence of comand line override.
10468 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10469 Remove duplicate rs6000_isel setting.
10470 * config/rs6000/eabispe.h: Ditto.
10472 2008-06-11 Richard Guenther <rguenther@suse.de>
10474 * alias.c (get_alias_set): Use the element alias-set for arrays.
10475 (record_component_aliases): For arrays and vectors do nothing.
10476 * c-common.c (strict_aliasing_warning): Handle the cases
10477 of alias set zero explicitly.
10478 * Makefile.in (dfp.o-warn): Add -Wno-error.
10480 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10482 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10484 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10485 tune_32 tune_64 to supported_defaults. Allow values not
10486 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10487 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10488 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10489 with_cpu_64 to generic for 64-bit-supporting configurations, not
10490 with_cpu. Remove FIXMEs.
10491 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10492 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10493 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10494 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10495 arch_32 and arch_64.
10497 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10498 Olivier Hainque <hainque@adacore.com>
10500 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10501 Use DECL_SIZE_UNIT to retrieve the size of the field.
10503 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10505 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10506 with function calls after declarations. Lay out
10507 neon_float_type_node before further use.
10509 2008-06-11 Richard Guenther <rguenther@suse.de>
10511 * tree-flow.h (may_point_to_global_var): Declare.
10512 * tree-ssa-alias.c (may_point_to_global_var): New function.
10513 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10515 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10517 * configure.ac: Teach that fido supports .debug_line.
10518 * configure: Regenerate.
10520 2008-06-10 Tom Tromey <tromey@redhat.com>
10522 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10525 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10527 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10528 (encode_decimal64, decode_decimal64, encode_decimal128,
10529 decode_decimal128): Reverse order of 32-bit parts of value if host
10530 and target endianness differ.
10532 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10534 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10535 Avoid division by 0.
10536 (tree_mod_pow2_value_transform): Likewise.
10537 (tree_ic_transform): Likewise.
10538 (tree_stringops_transform): Likewise.
10539 (tree_mod_subtract_transform): Likewise.
10540 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10541 (copy_edges_for_bb): Likewise.
10542 (initialize_cfun): Likewise.
10544 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10546 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10547 nonmemory_operand. Add "N" operand constraint.
10549 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10550 (*jcc_btsi_mask): Ditto.
10551 (*jcc_btsi_mask_1): Ditto.
10553 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10555 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10556 TYPE_CANONICAL for copied element type.
10558 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10561 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10562 Add m_CORE2 and m_GENERIC.
10563 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10564 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10566 (*jcc_btdi_rex64): New instruction and split pattern.
10567 (*jcc_btsi): Ditto.
10568 (*jcc_btsi_1): Ditto.
10569 (*btsq): Fix Intel asm dialect operand order.
10573 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10575 PR middle-end/36447
10576 * simplify-rtx.c (simplify_subreg): Add check for shift count
10579 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10581 * doc/md.texi: Synchronize with later constraints.md change.
10582 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10583 with a C implementation.
10584 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10586 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10587 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10588 when moving to and from MD_REGNUM.
10589 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10590 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10591 Handle byte and halfword moves.
10592 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10594 * config/mips/constraints.md (h): Turn into NO_REGS.
10595 (l, x): Update documentation.
10596 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10597 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10598 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10599 (HILO): New mode iterator.
10601 (any_div): New code iterator.
10602 (u): Extend code attribute to div and udiv.
10603 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10604 d_operand in the splitters. Remove redundant CONST_INT checks.
10605 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10606 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10607 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10608 accordingly, using normal moves instead of unspecs to move LO into
10609 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10610 (<u>mulsidi3): Handle expansion in C code.
10611 (<u>mulsidi3_32bit_internal): Rename to...
10612 (<u>mulsidi3_32bit): ...this.
10613 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10614 (*<u>mulsidi3_64bit): Rename to...
10615 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10616 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10617 to set LO and HI to the multiplication result. Use a normal move
10618 for MFLO and an unspec for MFHI.
10619 (*<u>mulsidi3_64bit_parts): Replace with...
10620 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10621 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10622 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10623 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10624 instead of HI. Split the instruction into a separate multiplication
10625 and MFHI if !TARGET_FIX_R4000.
10626 (<su>muldi3_highpart): Likewise.
10627 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10628 and the "=h" clobber.
10629 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10630 (<u>mulditi3): New expander.
10631 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10632 (madsi): Remove "=h" clobber.
10633 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10634 Force the modulus result to be a GPR and split the instruction into
10635 a division followed by an MFHI after reload.
10636 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10637 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10638 the MIPS16 HIGH define_split.
10639 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10640 of acc<->gpr moves to "multi".
10641 (*movdi_64bit): Replace the single "x" alternative with
10642 alternatives for moving into and out of "a".
10643 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10644 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10645 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10646 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10647 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10648 (movti): New expander.
10649 (*movti, *movti_mips16): New insns.
10650 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10651 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10652 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10653 * config/mips/predicates.md (fpr_operand): Delete.
10654 (d_operand): New predicate.
10656 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10658 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10659 failure on some Bourne shells.
10660 (x86_64-*-*): Ditto.
10662 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10664 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10666 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10668 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10669 (sparc-sun-solaris2*): Likewise.
10671 2008-06-09 Arnaud Charlet <charlet@adacore.com
10673 * doc/install.texi: Update requirements to build the Ada compiler.
10675 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10677 * df-scan.c (struct df_scan_problem_data): Remove the
10678 mw_link_pool alloc pool.
10679 (df_scan_free_internal): Don't free it.
10680 (df_scan_alloc): Don't allocate it.
10681 * df.h (struct df_link): Update comment.
10683 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10685 * except.h: Correct checks for when SJLJ exceptions must be used.
10687 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10689 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10692 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10694 PR tree-optimization/36218
10695 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10696 configure for the build system.
10697 (BUILD_LDFLAGS): Define.
10698 * configure: Regenerate.
10699 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10701 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10704 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10705 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10706 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10708 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10710 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10712 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10714 * config.gcc (Obsolete configurations): Remove list of
10716 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10717 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10718 targets matched by those patterns.
10719 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10720 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10721 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10722 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10723 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10724 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10725 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10726 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10727 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10728 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10729 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10730 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10731 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10732 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10733 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10734 Make code for Solaris 7 and greater unconditional for Solaris.
10735 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10736 Remove --with-* handling.
10737 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10738 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10739 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10740 LINK_OS_WINDISS_SPEC): Remove.
10741 * config/rs6000/sysv4.opt (mwindiss): Remove.
10742 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10743 * configure: Regenerate.
10744 * doc/cpp.texi: Don't mention BeOS.
10745 * doc/extend.texi (interrupt): Don't mention MS1.
10746 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10747 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10748 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10749 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10750 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10752 * doc/invoke.texi (MT Options): Remove.
10753 (-mwindiss): Remove.
10754 (CRIS Options): Remove cris-axis-aout references.
10755 (HPPA Options): Don't mention hppa1.1-*-pro.
10756 * doc/md.texi: (MorphoTech family): Remove.
10757 * libgcc2.c: Don't handle UWIN.
10758 * config/alpha/t-unicosmk: Remove.
10759 * config/alpha/unicosmk.h: Remove.
10760 * config/arm/kaos-arm.h: Remove.
10761 * config/arm/kaos-strongarm.h: Remove.
10762 * config/arm/strongarm-coff.h: Remove.
10763 * config/arm/strongarm-elf.h: Remove.
10764 * config/arm/strongarm-pe.h: Remove.
10765 * config/arm/t-strongarm-pe: Remove.
10766 * config/arm/t-xscale-coff: Remove.
10767 * config/arm/t-xscale-elf: Remove.
10768 * config/arm/xscale-coff.h: Remove.
10769 * config/arm/xscale-elf.h: Remove.
10770 * config/chorus.h: Remove.
10771 * config/cris/aout.h: Remove.
10772 * config/cris/aout.opt: Remove.
10773 * config/cris/t-aout: Remove.
10774 * config/i386/beos-elf.h: Remove.
10775 * config/i386/kaos-i386.h: Remove.
10776 * config/i386/ptx4-i.h: Remove.
10777 * config/i386/sco5.h: Remove.
10778 * config/i386/sco5.opt: Remove.
10779 * config/i386/sysv4-cpp.h: Remove.
10780 * config/i386/sysv5.h: Remove.
10781 * config/i386/t-beos: Remove.
10782 * config/i386/t-sco5: Remove.
10783 * config/i386/t-uwin: Remove.
10784 * config/i386/uwin.asm: Remove.
10785 * config/i386/uwin.h: Remove.
10786 * config/kaos.h: Remove.
10787 * config/mips/windiss.h: Remove.
10788 * config/mt: Remove directory.
10789 * config/pa/pa-osf.h: Remove.
10790 * config/pa/pa-pro-end.h: Remove.
10791 * config/pa/t-pro: Remove.
10792 * config/ptx4.h: Remove.
10793 * config/rs6000/beos.h: Remove.
10794 * config/rs6000/kaos-ppc.h: Remove.
10795 * config/rs6000/t-beos: Remove.
10796 * config/rs6000/windiss.h: Remove.
10797 * config/sh/kaos-sh.h: Remove.
10798 * config/sol2-6.h: Remove.
10799 * config/sparc/sol26-sld.h: Remove.
10800 * config/sparc/sysv4-only.h: Remove.
10801 * config/vax/bsd.h: Remove.
10802 * config/vax/t-memfuncs: Remove.
10803 * config/vax/ultrix.h: Remove.
10804 * config/vax/vaxv.h: Remove.
10805 * config/windiss.h: Remove.
10807 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10809 PR rtl-optimization/36438
10810 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10811 for vector shifts with constant scalar shift operands.
10813 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10815 * doc/invoke.texi: Document -march=xlr.
10816 * config/mips/xlr.md: New file.
10817 * config/mips/mips.md: Include it.
10819 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10820 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10821 (mips_rtx_cost_data): Likewise.
10823 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10825 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10826 PRE_INC and PRE_DEC cases.
10828 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10830 PR rtl-optimization/36419
10831 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10832 the emitting jump insn.
10835 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10836 is not bool, boolify the whole *expr_p and convert to the desired type.
10838 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10840 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10841 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10842 Add omp_private_outer_ref hook, add another argument to
10843 omp_clause_default_ctor hook.
10844 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10845 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10846 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10847 hook_tree_tree_tree_tree_null.
10848 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10849 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10850 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10851 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10852 * tree.def (OMP_TASK): New tree code.
10853 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10854 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10855 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10856 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10857 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10858 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10859 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10860 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10861 (OMP_DIRECTIVE_P): Add OMP_TASK.
10862 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10863 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10864 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10865 and OMP_CLAUSE_UNTIED entries.
10866 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10868 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10869 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10870 * tree-pretty-print.c (dump_omp_clause): Handle
10871 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10872 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10873 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10874 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10875 warning about unsigned iterators. Change decl/init/cond/incr
10876 arguments to TREE_VECs, check arguments for all collapsed loops.
10877 (c_finish_omp_taskwait): New function.
10878 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10880 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10881 default_function_array_conversion on init. Add par_clauses argument.
10882 If decl is present in parallel's lastprivate clause, change it to
10883 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10884 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10885 collapse count in clauses.
10886 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10887 c_parser_omp_for_loop callers.
10888 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10889 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10890 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10891 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10893 (c_parser_omp_clause_schedule): Handle schedule(auto).
10894 Include correct location in the error message.
10895 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10896 and PRAGMA_OMP_CLAUSE_UNTIED.
10897 (OMP_TASK_CLAUSE_MASK): Define.
10898 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10899 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10900 * tree-nested.c (convert_nonlocal_omp_clauses,
10901 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10902 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10903 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10904 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10906 (conver_nonlocal_reference, convert_local_reference,
10907 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10908 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10909 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10910 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10911 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10912 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10913 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10914 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10915 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10917 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10918 * c-common.h (c_finish_omp_taskwait): New prototype.
10919 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10920 * tree-parloops.c (create_parallel_loop): Create 1 entry
10921 vectors for OMP_FOR_{INIT,COND,INCR}.
10922 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10923 (make_edges): Handle OMP_TASK.
10924 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10925 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10926 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10927 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10928 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10929 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10930 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10931 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10932 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10933 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10934 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10935 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10936 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10937 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10938 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10939 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10940 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10941 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10942 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10943 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10944 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10945 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10946 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10947 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10948 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10949 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10950 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10951 original iterator is present in lastprivate clause or if
10952 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10953 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10954 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10955 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10956 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10957 if it is set, lookup var in outer contexts too. Handle
10958 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10959 to be implicitly determined firstprivate for task regions.
10960 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10961 if it is set, lookup var in outer contexts too. Set
10962 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10963 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10964 OMP_CLAUSE_UNTIED. Take region_type as last argument
10965 instead of in_parallel and in_combined_parallel.
10966 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10968 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10969 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10970 (new_omp_context): Set default_kind to
10971 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10972 (omp_region_type): New enum.
10973 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10974 fields, add region_type.
10975 (new_omp_context): Take region_type as argument instead of is_parallel
10976 and is_combined_parallel.
10977 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10978 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10979 ctx->is_combined_parallel checks.
10980 (gimplify_omp_task): New function.
10981 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10983 * omp-low.c (extract_omp_for_data): Use schedule(static)
10984 for schedule(auto). Handle pointer and unsigned iterators.
10985 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10986 Add loops argument. Extract data for collapsed OMP_FOR loops.
10987 (expand_parallel_call): Assert sched_kind isn't auto,
10988 map runtime schedule to index 3.
10989 (struct omp_for_data_loop): New type.
10990 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10991 Add loop, loops, collapse and iter_type fields.
10992 (workshare_safe_to_combine_p): Disallow combined for if
10993 iter_type is unsigned long long. Don't combine collapse > 1 loops
10994 unless all bounds and steps are constant. Adjust extract_omp_for_data
10996 (expand_omp_for_generic): Handle pointer, unsigned and long long
10997 iterators. Handle collapsed OMP_FOR loops. Adjust
10998 for struct omp_for_data changes. If libgomp function doesn't return
10999 boolean_type_node, add comparison of the return value with 0.
11000 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
11001 pointer, unsigned and long long iterators. Adjust for struct
11002 omp_for_data changes.
11003 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
11004 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
11005 unsigned long long. Allocate loops array, pass it to
11006 extract_omp_for_data. For collapse > 1 loops use always
11007 expand_omp_for_generic.
11008 (omp_context): Add sfield_map and srecord_type fields.
11009 (is_task_ctx, lookup_sfield): New functions.
11010 (use_pointer_for_field): Use is_task_ctx helper. Change first
11011 argument's type from const_tree to tree. Clarify comment.
11012 In OMP_TASK disallow copy-in/out sharing.
11013 (build_sender_ref): Call lookup_sfield instead of lookup_field.
11014 (install_var_field): Add mask argument. Populate both record_type
11015 and srecord_type if needed.
11016 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
11018 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
11019 and DECL_FIELD_OFFSET.
11020 (scan_sharing_clauses): Adjust install_var_field callers. For
11021 firstprivate clauses on explicit tasks allocate the var by value in
11022 record_type unconditionally, rather than by reference.
11023 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
11024 Use is_taskreg_ctx instead of is_parallel_ctx.
11025 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11026 (create_omp_child_function_name): Add task_copy argument, use
11027 *_omp_cpyfn* names if it is true.
11028 (create_omp_child_function): Add task_copy argument, if true create
11029 *_omp_cpyfn* helper function.
11030 (scan_omp_parallel): Adjust create_omp_child_function callers.
11031 Rename parallel_nesting_level to taskreg_nesting_level.
11032 (scan_omp_task): New function.
11033 (lower_rec_input_clauses): Don't run constructors for firstprivate
11034 explicit task vars which are initialized by *_omp_cpyfn*.
11035 Pass outer var ref to omp_clause_default_ctor hook if
11036 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
11037 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
11038 OMP_CLAUSE_REDUCTION_INIT.
11039 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
11040 avoid duplicate setting of fields. Handle
11041 OMP_CLAUSE_PRIVATE_OUTER_REF.
11042 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
11043 copy-out if TREE_READONLY, only copy-in.
11044 (expand_task_copyfn): New function.
11045 (expand_task_call): New function.
11046 (struct omp_taskcopy_context): New type.
11047 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
11049 (lower_omp_parallel): Rename to...
11050 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11051 Call create_task_copyfn if srecord_type is needed. Adjust
11053 (task_shared_vars): New variable.
11054 (check_omp_nesting_restrictions): Warn if work-sharing,
11055 barrier, master or ordered region is closely nested inside OMP_TASK.
11056 Add warnings for barrier if closely nested inside of work-sharing,
11057 ordered, or master region.
11058 (scan_omp_1): Call check_omp_nesting_restrictions even for
11059 GOMP_barrier calls. Rename parallel_nesting_level to
11060 taskreg_nesting_level. Handle OMP_TASK.
11061 (lower_lastprivate_clauses): Even if some lastprivate is found on a
11062 work-sharing construct, continue looking for them on parent parallel
11064 (lower_omp_for_lastprivate): Add lastprivate clauses
11065 to the beginning of dlist rather than end. Adjust for struct
11066 omp_for_data changes.
11067 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
11068 not after it. Handle collapsed OMP_FOR loops, adjust for
11069 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
11070 (get_ws_args_for): Adjust extract_omp_for_data caller.
11071 (scan_omp_for): Handle collapsed OMP_FOR
11072 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11073 (lower_omp_single_simple): If libgomp function doesn't return
11074 boolean_type_node, add comparison of the return value with 0.
11075 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
11076 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
11077 (parallel_nesting_level): Rename to...
11078 (taskreg_nesting_level): ... this.
11079 (is_taskreg_ctx): New function.
11080 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
11081 of is_parallel_ctx.
11082 (execute_lower_omp): Rename parallel_nesting_level to
11083 taskreg_nesting_level.
11084 (expand_omp_parallel): Rename to...
11085 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11086 Call omp_task_call for OMP_TASK regions.
11087 (expand_omp): Adjust caller, handle OMP_TASK.
11088 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
11090 * bitmap.c (bitmap_default_obstack_depth): New variable.
11091 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
11092 if argument is NULL and bitmap_default_obstack is already initialized.
11093 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
11095 * matrix-reorg.c (matrix_reorg): Likewise.
11097 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11099 * config/i386/i386.md (*indirect_jump): Macroize using P
11100 mode iterator. Remove !TARGET_64BIT from insn constraints.
11101 (*tablejump_1): Ditto.
11102 (*indirect_jump_rex64): Remove insn pattern.
11103 (*tablejump_1_rex64): Ditto.
11104 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
11105 and eh_return_si insn patterns.
11107 2008-06-06 Richard Guenther <rguenther@suse.de>
11109 * tree-ssa-structalias.c (merge_smts_into): Remove.
11110 (find_what_p_points_to): Do not bother to compute the
11111 points-to set for pt_anything pointers.
11112 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
11113 for pt_anything pointers is ok.
11115 2008-06-06 Jan Hubicka <jh@suse.cz>
11117 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
11119 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11121 * cgraph.c: Fix typos in comments.
11122 (cgraph_availability_names): Fix string typo.
11123 * fold-const.c: Fix typos in comments.
11124 (fold_binary): Fix typo in warning.
11125 * genautomata.c: Fix typos in comments.
11126 (check_presence_pattern_sets): Fix typo in local variable.
11127 (output_description): Fix typo in output.
11128 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
11129 * hwint.h: Likewise.
11130 * matrix-reorg.c (check_allocation_function): Likewise.
11131 * omega.c (smooth_weird_equations): Likewise.
11132 * auto-inc-dec.c: Fix typos in comments.
11133 * bb-reorder.c: Likewise.
11134 * builtins.c: Likewise.
11135 * c-common.c: Likewise.
11136 * c-cppbuiltin.c: Likewise.
11137 * c-parser.c: Likewise.
11138 * c-pretty-print.c: Likewise.
11139 * cfgcleanup.c: Likewise.
11140 * cfgexpand.c: Likewise.
11141 * cfghooks.c: Likewise.
11142 * cfglayout.c: Likewise.
11143 * cfgloopmanip.c: Likewise.
11144 * cgraphunit.c: Likewise.
11145 * coverage.c: Likewise.
11146 * dbxout.c: Likewise.
11147 * df-byte-scan.c: Likewise.
11148 * df-core.c: Likewise.
11149 * df-problems.c: Likewise.
11150 * df-scan.c: Likewise.
11152 * dominance.c: Likewise.
11153 * domwalk.c: Likewise.
11155 * dwarf2out.c: Likewise.
11156 * emit-rtl.c: Likewise.
11157 * et-forest.c: Likewise.
11158 * function.c: Likewise.
11159 * function.h: Likewise.
11161 * gcov-io.c: Likewise.
11162 * gcov.c: Likewise.
11163 * gcse.c: Likewise.
11164 * genattrtab.c: Likewise.
11165 * ggc-page.c: Likewise.
11166 * gimplify.c: Likewise.
11167 * gthr-lynx.h: Likewise.
11168 * haifa-sched.c: Likewise.
11169 * ipa-cp.c: Likewise.
11170 * ipa-inline.c: Likewise.
11171 * ipa-prop.h: Likewise.
11172 * ipa-pure-const.c: Likewise.
11173 * ipa-struct-reorg.c: Likewise.
11174 * ipa-struct-reorg.h: Likewise.
11175 * ipa-type-escape.c: Likewise.
11177 * loop-doloop.c: Likewise.
11178 * mips-tfile.c: Likewise.
11179 * mkmap-flat.awk: Likewise.
11180 * mkmap-symver.awk: Likewise.
11181 * modulo-sched.c: Likewise.
11182 * omp-low.c: Likewise.
11183 * optabs.c: Likewise.
11184 * optabs.h: Likewise.
11185 * opts.c: Likewise.
11186 * passes.c: Likewise.
11187 * postreload-gcse.c: Likewise.
11188 * postreload.c: Likewise.
11189 * predict.c: Likewise.
11190 * pretty-print.h: Likewise.
11191 * profile.c: Likewise.
11192 * protoize.c: Likewise.
11193 * ra-conflict.c: Likewise.
11194 * real.c: Likewise.
11195 * recog.c: Likewise.
11196 * regclass.c: Likewise.
11197 * regs.h: Likewise.
11198 * reload.c: Likewise.
11199 * rtl-error.c: Likewise.
11200 * rtlanal.c: Likewise.
11201 * scan.h: Likewise.
11202 * sched-rgn.c: Likewise.
11204 * stmt.c: Likewise.
11205 * target.h: Likewise.
11206 * tree-dfa.c: Likewise.
11207 * tree-eh.c: Likewise.
11208 * tree-flow-inline.h: Likewise.
11209 * tree-inline.c: Likewise.
11210 * tree-into-ssa.c: Likewise.
11211 * tree-loop-distribution.c: Likewise.
11212 * tree-nested.c: Likewise.
11213 * tree-parloops.c: Likewise.
11214 * tree-pass.h: Likewise.
11215 * tree-pretty-print.c: Likewise.
11216 * tree-profile.c: Likewise.
11217 * tree-scalar-evolution.c: Likewise.
11218 * tree-sra.c: Likewise.
11219 * tree-ssa-alias-warnings.c: Likewise.
11220 * tree-ssa-ccp.c: Likewise.
11221 * tree-ssa-coalesce.c: Likewise.
11222 * tree-ssa-dom.c: Likewise.
11223 * tree-ssa-dse.c: Likewise.
11224 * tree-ssa-forwprop.c: Likewise.
11225 * tree-ssa-live.c: Likewise.
11226 * tree-ssa-live.h: Likewise.
11227 * tree-ssa-loop-im.c: Likewise.
11228 * tree-ssa-loop-ivopts.c: Likewise.
11229 * tree-ssa-loop-niter.c: Likewise.
11230 * tree-ssa-loop-prefetch.c: Likewise.
11231 * tree-ssa-phiopt.c: Likewise.
11232 * tree-ssa-phiprop.c: Likewise.
11233 * tree-ssa-sccvn.c: Likewise.
11234 * tree-ssa-ter.c: Likewise.
11235 * tree-ssa-threadupdate.c: Likewise.
11236 * tree-ssa.c: Likewise.
11237 * tree-vect-analyze.c: Likewise.
11238 * tree-vect-transform.c: Likewise.
11239 * tree-vectorizer.c: Likewise.
11240 * tree-vn.c: Likewise.
11241 * tree-vrp.c: Likewise.
11242 * tree.c: Likewise.
11243 * tree.def: Likewise.
11244 * tree.h: Likewise.
11245 * unwind-dw2-fde.c: Likewise.
11246 * unwind.inc: Likewise.
11247 * value-prof.c: Likewise.
11248 * vmsdbgout.c: Likewise.
11250 2008-06-05 David Edelsohn <edelsohn@gnu.org>
11252 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
11253 always place FP constants in the TOC for TARGET_POWERPC64.
11254 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
11256 2008-06-05 Joseph Myers <joseph@codesourcery.com>
11258 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
11259 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
11260 enable for TARGET_E500_DOUBLE.
11261 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
11262 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
11263 floating-point modes like integer modes for E500 double.
11264 (rs6000_legitimate_offset_address_p): Likewise.
11265 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
11266 addressing for DDmode for E500 double.
11267 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
11268 modes as using 64-bits of registers for E500 double.
11269 (spe_build_register_parallel): Do not handle DDmode or TDmode.
11270 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
11271 specially for E500 double.
11272 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
11273 TDmode for E500 double.
11274 (rs6000_gimplify_va_arg): Only handle SDmode in registers
11275 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
11276 (rs6000_split_multireg_move): Do not handle TDmode specially for
11278 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
11279 using 64-bit registers for E500 double.
11280 (emit_frame_save): Do not handle DDmode specially for E500 double.
11281 (gen_frame_mem_offset): Likewise.
11282 (rs6000_function_value): Do not call spe_build_register_parallel
11283 for DDmode or TDmode.
11284 (rs6000_libcall_value): Likewise.
11285 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11286 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11289 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11291 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11294 2008-06-04 Junjie Gu <jgu@tensilica.com>
11296 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11297 comparison for frame pointers.
11299 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11302 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11304 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11307 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11308 register is already smaller or equal to required mode.
11310 2008-06-04 Xinliang David Li <davidxl@google.com>
11312 * tree-call-cdce.c: New file.
11313 (cond_dead_built_in_calls): New static variable.
11314 (input_domain): New struct.
11315 (check_pow): New function.
11316 (check_builtin_call): Ditto.
11317 (check_target_format): Ditto.
11318 (is_call_dce_candidate): Ditto.
11319 (gen_one_condition): Ditto.
11320 (gen_conditions_for_domain): Ditto.
11321 (get_domain): Ditto.
11322 (gen_conditions_for_pow_cst_base): Ditto.
11323 (gen_conditions_for_pow_int_base): Ditto.
11324 (gen_conditions_for_pow): Ditto.
11325 (get_no_error_domain): Ditto.
11326 (gen_shrink_wrap_conditions): Ditto.
11327 (shrink_wrap_one_built_in_call): Ditto.
11328 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11329 (tree_call_cdce): Ditto.
11330 (gate_call_cdce): Ditto.
11331 (pass_call_cdce): New gimple pass.
11332 * passes.c: (init_optimization_passes): New pass.
11333 * tree-pass.h: New pass declaration.
11334 * opts.c (decode_options): New flag setting.
11335 * common.opt: Add -ftree-builtin-call-dce flag.
11336 * Makefile.in: Add new source file.
11337 * tempvar.def: New tv_id.
11338 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11340 2008-06-04 Richard Guenther <rguenther@suse.de>
11342 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11343 (is_call_clobbered): Always check var_ann->call_clobbered.
11344 (mark_call_clobbered): Always set var_ann->call_clobbered.
11345 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11346 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11347 (reset_alias_info): Clear call clobbering info on MTAGs and
11349 (set_pt_anything): Set pt_global_mem.
11350 (create_tag_raw): Adjust comment.
11351 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11353 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11354 Maxim Kuvyrkov <maxim@codesourcery.com>
11356 * config/m68k/m68k.opt (mxgot): New option.
11357 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11358 (m68k_output_addr_const_extra): New.
11359 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11360 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11361 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11362 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11364 2008-06-04 Richard Guenther <rguenther@suse.de>
11366 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11367 negative or non-representable offsets.
11369 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11371 * config/i386/i386.c (ix86_gen_leave): New.
11372 (ix86_gen_pop1): Likewise.
11373 (ix86_gen_add3): Likewise.
11374 (ix86_gen_sub3): Likewise.
11375 (ix86_gen_sub3_carry): Likewise.
11376 (ix86_gen_one_cmpl2): Likewise.
11377 (ix86_gen_monitor): Likewise.
11378 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11379 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11380 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11381 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11382 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11383 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11384 (ix86_expand_epilogue): Updated.
11385 (print_operand): Handle integer register operand for 'z'.
11386 (ix86_expand_strlensi_unroll_1): Likewise.
11387 (ix86_expand_strlen): Likewise.
11388 (ix86_expand_builtin): Likewise.
11389 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11390 mov{q}/mov{l} and add{q}/add{l}.
11392 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11394 * config/i386/i386.md (P): New mode iterator.
11395 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11396 using P mode iterator.
11397 (DFmode push_operand splitter): Ditto.
11398 (XFmode push_operand splitter): Ditto.
11399 (DFmode float_extend SFmode push_operand splitter): Ditto.
11400 (XFmode float_extend SFmode push_operand splitter): Do not generate
11401 SImode pushes for 64bit target. Macroize Dimode and SImode
11402 pushes using P mode iterator.
11403 (XFmode float_extend DFmode push_operand splitter): Ditto.
11405 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11407 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11408 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11409 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11410 return type to int.
11411 (ix86_call_abi_override): Remove check for call_used_regs.
11413 2008-06-03 Richard Guenther <rguenther@suse.de>
11415 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11416 for the lhs of calls if the return type contains pointers.
11418 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11420 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11421 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11422 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11423 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11424 of cfun and DEFAULT_ABI to deceide abi mode.
11425 (DEFAULT_ABI): New.
11426 (REG_PARM_STACK_SPACE): Removed.
11427 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11428 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11429 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11430 (ix86_function_abi): Likewise.
11431 (ix86_function_type_abi): Likewise.
11432 (ix86_call_abi_override): Likewise.
11433 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11434 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11435 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11436 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11438 (X86_64_REGPARM_MAX): New.
11439 (X86_64_SSE_REGPARM_MAX): New.
11440 (X64_REGPARM_MAX): New.
11441 (X64_SSE_REGPARM_MAX): New.
11442 (X86_32_REGPARM_MAX): New.
11443 (X86_32_SSE_REGPARM_MAX): New.
11444 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11445 (ix86_function_regparm): Handle user calling abi.
11446 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11447 by DEFAULT_ABI versus SYSV_ABI check.
11448 (ix86_reg_parm_stack_space): New.
11449 (ix86_function_type_abi): New.
11450 (ix86_call_abi_override): New.
11451 (ix86_function_abi): New.
11452 (ix86_cfun_abi): New.
11453 (init_cumulative_args): Call abi specific initialization.
11454 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11455 (function_arg_64): Extend SSE_REGPARM_MAX check.
11456 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11457 (ix86_pass_by_reference): Likewise.
11458 (ix86_function_value_regno_p): Likewise.
11459 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11460 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11461 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11462 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11463 (setup_incoming_varargs_64): Adjust regparm for call abi.
11464 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11465 (ix86_va_start): Likewise.
11466 (ix86_gimplify_va_arg): Likewise.
11467 (ix86_expand_prologue): Likewise.
11468 (output_pic_addr_const): Likewise.
11469 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11470 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11471 (x86_output_mi_thunk): Likewise.
11472 (x86_function_profiler): Likewise.
11473 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11474 (SYSV_ABI, MS_ABI): New constants.
11475 (DEFAULT_ABI): New.
11476 (init_regs): Add prototype of function in regclass.c file.
11477 (OVERRIDE_ABI_FORMAT): New.
11478 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11479 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11480 (OUTGOING_REG_PARM_STACK_SPACE): New.
11481 (ix86_reg_parm_stack_space): New prototype.
11482 (CUMULATIVE_ARGS): Add call_abi member.
11483 (machine_function): Add call_abi member.
11484 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11485 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11487 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11490 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11491 (avr_builtin_setjmp_frame_value): New function.
11492 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11493 (nonlocal_goto): Define.
11495 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11497 * config/mips/mips.c (mips_emit_loadgp): Return early if
11498 there is nothing do to, otherwise emit a blockage if
11499 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11500 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11502 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11504 * configure.ac: Drop unneeded backslash ending up in config.in.
11505 * acinclude.m4: Likewise.
11506 * config.in: Regenerate.
11508 2008-05-26 Jan Hubicka <jh@suse.cz>
11510 * predict.c (maybe_hot_frequency_p): Break out of...
11511 (maybe_hot_bb_p): ... here.
11512 (maybe_hot_edge_p): New.
11513 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11514 * basic-block.h (maybe_hot_edge_p): Declare.
11516 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11518 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11519 (*cmpfp_<mode>_cc): Ditto.
11520 (*fp_jcc_8<mode>_387): Ditto.
11521 (*fop_<MODEF:mode>_2_i387): Ditto.
11522 (*fop_<MODEF:mode>_3_i387): Ditto.
11523 (*fop_xf_2_i387): Ditto.
11524 (*fop_xf_3_i387): Ditto.
11526 2008-06-02 Tomas Bily <tbily@suse.cz>
11528 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11530 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11532 * config/mips/mips.c (mips_valid_offset_p): New function.
11533 (mips_valid_lo_sum_p): Likewise.
11534 (mips_classify_address): Use them.
11535 (mips_force_address): New function.
11536 (mips_legitimize_address): Use it.
11537 * config/mips/mips.md (MOVE128): New mode iterator.
11538 (movtf): Require TARGET_64BIT. Remove empty strings.
11539 (*movtf_internal): Rename to...
11540 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11541 of "R" and use {,fp}{load,store} attributes instead of "multi".
11542 Use a separate define_split.
11543 (*movtf_mips16): New pattern.
11545 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11547 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11548 * config/mips/mips.c (mips_expand_before_return): New function.
11549 (mips_expand_epilogue): Call it.
11550 * config/mips/mips.md (return): Turn into a define_expand.
11551 (*return): New insn.
11553 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11555 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11556 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11557 functions. Do not emit uses and clobbers of CONCATs; individually
11558 use and clobber their operands.
11559 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11560 gen_clobber, emit_use and gen_use.
11561 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11562 (expand_builtin_return): Likewise.
11563 * cfgbuild.c (count_basic_blocks): Likewise.
11564 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11565 * explow.c (emit_stack_restore): Likewise.
11566 * expmed.c (extract_bit_field_1): Likewise.
11567 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11568 (emit_move_multi_word, store_constructor): Likewise.
11569 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11570 (thread_prologue_and_epilogue_insns): Likewise.
11571 * lower-subreg.c (resolve_simple_move): Likewise.
11572 * optabs.c (widen_operand, expand_binop): Likewise.
11573 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11574 * reload.c (find_reloads): Likewise.
11575 * reload1.c (eliminate_regs_in_insn): Likewise.
11576 * stmt.c (expand_nl_goto_receiver): Likewise.
11577 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11578 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11579 * config/arm/arm.c (arm_load_pic_register): Likewise.
11580 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11581 * config/arm/arm.md (untyped_return): Likewise.
11582 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11583 * config/avr/avr.c (expand_prologue): Likewise.
11584 * config/bfin/bfin.c (do_unlink): Likewise.
11585 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11586 * config/cris/cris.c (cris_expand_prologue): Likewise.
11587 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11588 (machopic_legitimize_pic_address): Likewise.
11589 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11590 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11591 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11592 (ix86_expand_convert_uns_didf_sse): Likewise.
11593 (ix86_expand_vector_init_general): Likewise.
11594 * config/ia64/ia64.md (eh_epilogue): Likewise.
11595 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11596 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11597 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11598 (config/iq2000/iq2000.c): Likewise.
11599 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11600 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11601 (builtin_longjmp): Likewise.
11602 * config/mn10300/mn10300.md (call, call_value): Likewise.
11603 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11604 * config/pdp11/pdp11.md (abshi2): Likewise.
11605 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11606 * config/s390/s390.c (s390_emit_prologue): Likewise.
11607 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11608 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11609 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11610 * config/sh/sh.c (prepare_move_operands): Likewise.
11611 (output_stack_adjust, sh_expand_epilogue): Likewise.
11612 (sh_set_return_address, sh_expand_t_scc): Likewise.
11613 * config/sparc/sparc.c (load_pic_register): Likewise.
11614 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11615 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11616 * config/v850/v850.c (expand_epilogue): Likewise.
11618 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11620 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11621 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11622 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11623 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11624 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11625 stack pointer register.
11626 (output_movhi): Remove code for interrupt specific writing to the
11627 stack pointer register.
11629 2008-05-31 Richard Guenther <rguenther@suse.de>
11631 PR tree-optimization/34244
11632 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11633 (tree_expr_nonzero_warnv_p): Likewise.
11634 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11635 ssa_name_nonnegative_p.
11636 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11637 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11638 not tree_expr_nonzero_warnv_p.
11640 PR tree-optimization/36262
11642 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11644 PR tree-optimization/34244
11645 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11646 (record_numbers_of_iterations): New function.
11647 (execute_vrp): Cache the numbers of iterations of loops.
11648 * tree-scalar-evolution.c (scev_reset_except_niters):
11650 (scev_reset): Use scev_reset_except_niters.
11651 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11653 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11655 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11656 __WORKAROUND_RETS when appropriate.
11658 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11660 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11661 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11663 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11664 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11665 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11666 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11667 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11668 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11669 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11670 *fop_df_1_sse insn patterns using MODEF mode iterator.
11671 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11672 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11673 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11674 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11675 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11676 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11677 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11678 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11679 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11680 (*fop_xf_5_i387): Ditto.
11681 (*fop_xf_6_i387): Ditto.
11683 2008-05-30 Richard Guenther <rguenther@suse.de>
11685 * builtins.c (build_string_literal): Avoid generating
11686 a non-gimple_val result.
11688 2008-05-30 DJ Delorie <dj@redhat.com>
11690 * exec-tool.in: Use an environment variable (private) instead of a
11691 file (shared) as a semaphore, so as to not break parallel builds.
11693 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11695 * optabs.c (maybe_encapsulate_block): Remove.
11696 (emit_libcall_block): Adjust accordingly.
11697 * optabs.h (maybe_encapsulate_block): Remove prototype.
11699 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11700 Don't use maybe_encapsulate_block.
11702 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11704 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11705 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11706 rtx is a SYMBOL_REF before calling get_pool_constant.
11708 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11710 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11712 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11714 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11715 rather than OS names to choose INO_T_EQ definition.
11716 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11717 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11719 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11722 * config/darwin-f.c: New.
11723 * config/t-darwin: Added rule to build darwin-f.o.
11724 * config.gcc: Defined new variable, fortran_target_objs.
11725 (*-*-darwin*): Set fortran_target_objs.
11726 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11727 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11728 * configure: Regenerated.
11730 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11733 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11734 canonical type if needed.
11736 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11738 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11740 2008-05-29 Richard Guenther <rguenther@suse.de>
11742 PR tree-optimization/36343
11743 PR tree-optimization/36346
11744 PR tree-optimization/36347
11745 * tree-flow.h (clobber_what_p_points_to): Declare.
11746 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11747 pointed-to variable is dereferenced is irrelevant to whether
11748 the pointer can access the pointed-to variable.
11749 (clobber_what_p_points_to): New function.
11750 * tree-ssa-alias.c (set_initial_properties): Use it.
11751 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11752 call clobber check for NMTs.
11754 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11756 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11757 for printing gcov_type.
11759 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11761 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11762 and the eh region information.
11763 * value-prof.c (gimple_move_stmt_histograms): New function.
11764 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11766 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11768 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11770 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11772 * value-prof.c (tree_ic_transform): Print counts.
11773 * tree-profile.c (tree_gen_ic_func_profiler):
11774 Clear __gcov_indreict_call_callee variable to avoid misattribution
11777 2008-05-28 Rafael Espíndola <espindola@google.com>
11779 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11782 2008-05-28 Richard Guenther <rguenther@suse.de>
11784 PR tree-optimization/36339
11785 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11786 and clobbering code out of the loop.
11788 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11790 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11793 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11794 s390_contiguous_bitmask_p, s390_symref_operand_p,
11795 s390_check_symref_alignment, s390_reload_larl_operand,
11796 s390_reload_symref_address): New functions.
11797 (s390_branch_condition_mnemonic): Support compare and branch
11799 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11800 and 'W' constraints.
11801 (s390_secondary_reload): Add secondary reloads for unaligned
11802 symbol refs or symbol refs to floating point or QI/TI mode
11804 (legitimate_address_p): Accept symbol references as addresses.
11805 (s390_expand_insv): Use rotate and insert selected bits
11806 instruction for insv when building for z10.
11807 (print_operand_address): Handle symbol ref addresses.
11808 (print_operand): Output modifier 'c' added for signed byte values.
11809 (s390_encode_section_info): Mark symbol refs with
11810 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11812 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11813 (length attribute): RRF, RRR have 4 byte length.
11814 (FPALL, INTALL): New mode iterators added.
11815 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11816 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11817 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11818 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11819 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11820 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11821 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11822 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11824 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11825 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11826 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11827 reload<INTALL:mode><P:mode>_toreg_z10,
11828 reload<FPALL:mode><P:mode>_tomem_z10,
11829 reload<FPALL:mode><P:mode>_toreg_z10,
11830 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11831 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11832 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11833 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11835 (movmem, clrmem, cmpmem): New splitters added.
11837 * config/s390/predicates.md (larl_operand): Use
11838 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11839 SYMBOL_REF_ALIGN1_P.
11840 (s390_signed_integer_comparison,
11841 s390_unsigned_integer_comparison): New predicates.
11843 * config/s390/s390-protos.h (s390_check_symref_alignment,
11844 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11845 s390_reload_symref_address,
11846 s390_compare_and_branch_condition_mask): Prototypes added.
11848 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11849 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11850 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11852 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11854 * config/s390/s390.c (z10_cost): New cost function for z10.
11855 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11856 (s390_issue_rate): Adjust issue rate for z10.
11857 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11858 (processor_flags): Add PF_Z10.
11859 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11860 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11861 * gcc/config.gcc: Add z10.
11863 2008-05-28 Richard Guenther <rguenther@suse.de>
11865 PR tree-optimization/36291
11866 * tree-flow. h (struct gimple_df): Remove var_anns member.
11867 * tree-flow-inline.h (gimple_var_anns): Remove.
11868 (var_ann): Simplify.
11869 * tree-dfa.c (create_var_ann): Simplify.
11870 (remove_referenced_var): Clear alias info from var_anns of globals.
11871 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11872 (delete_tree_ssa): Clear alias info from var_anns of globals.
11873 Do not free var_anns.
11874 (var_ann_eq): Remove.
11875 (var_ann_hash): Likewise.
11877 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11879 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11880 and loongson2f entries.
11881 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11882 * config/mips/mips.h (processor_type): Add Loongson-2E
11883 and Loongson-2F entries.
11884 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11885 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11886 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11887 * doc/invoke.texi (MIPS Options): Document loongson2e
11888 and loongson2f processor names.
11890 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11894 * config/i386/i386.c (ix86_function_arg_boundary): Use
11895 alignment of canonical type.
11896 (ix86_expand_vector_move): Check unaligned memory access for
11899 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11901 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11902 Moved to the front of file.
11904 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11905 H.J. Lu <hongjiu.lu@intel.com>
11907 * dwarf2out.c (current_fde): New.
11909 (lookup_cfa:): Likewise.
11910 (dwarf2out_end_epilogue): Likewise.
11911 (dwarf2out_note_section_used): Likewise.
11913 2008-05-27 Michael Matz <matz@suse.de>
11916 * c.opt (Wenum-compare): New warning option.
11917 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11919 2008-05-27 Michael Matz <matz@suse.de>
11921 PR middle-end/36326
11922 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11924 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11925 into memory as tail calls.
11927 2008-05-27 Richard Guenther <rguenther@suse.de>
11929 PR tree-optimization/36339
11930 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11931 pointers cause all addressable variables to be call clobbered.
11933 2008-05-27 Richard Guenther <rguenther@suse.de>
11935 PR tree-optimization/36245
11936 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11938 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11940 * config/s390/s390.md: Replace all occurences of the 'm'
11941 constraint with 'RT'.
11943 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11945 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11947 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11949 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11950 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11951 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11953 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11955 * reload.c: (find_reloads): Skip alternatives according to the
11956 "enabled" attribute. Constify the constraint variable.
11957 * recog.c (get_attr_enabled): Add default implementation.
11958 (extract_insn): Set the alternative_enabled_p array
11959 in the recog_data struct.
11960 (preprocess_constraints, constrain_operands): Skip
11961 alternatives according to the "enabled" attribute
11962 * recog.h (struct recog_data): New field alternative_enabled_p.
11963 (skip_alternative): New inline function.
11964 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11965 (record_reg_classes): Skip alternative according to the
11966 "enabled" attribute.
11968 * doc/md.texi: Add documention for the "enabled" attribute.
11970 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11972 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11973 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11974 constraint with TARGET_MEM_CONSTRAINT.
11975 * recog.c (asm_operand_ok, preprocess_constraints,
11976 constrain_operands): Likewise.
11977 * regclass.c (record_reg_classes): Likewise.
11978 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11979 * reload1.c (maybe_fix_stack_asms): Likewise.
11980 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11981 * recog.h: Adjust comment.
11982 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11983 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11984 * doc/md.texi: Add a note to description of 'm' constraint.
11985 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11987 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11989 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11990 that the bitfield is of integral type before testing its precision.
11992 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11993 Sa Liu <saliu@de.ibm.com>
11995 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11996 __modti3, __udivti3, __umodti3 and __udivmodti4.
11997 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11998 that implement TImode mul and div functions.
11999 * config/spu/multi3.c: New. Implement __multi3.
12000 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
12001 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
12004 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
12006 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
12007 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
12008 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
12009 tls_sysv_suffix): New mode and mode attribute iterators.
12010 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
12011 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
12012 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
12013 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
12014 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
12017 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
12019 PR tree-optimization/36329
12020 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
12021 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
12022 * cgraphbuild.c (initialize_inline_failed): Use the latter
12023 macro in lieu of the former.
12024 * ipa-inline.c (cgraph_mark_inline): Likewise.
12025 (cgraph_decide_inlining_of_small_function): Likewise.
12026 (cgraph_decide_inlining): Likewise.
12027 (cgraph_decide_inlining_incrementally): Likewise.
12029 2008-05-26 Tristan Gingold <gingold@adacore.com>
12030 Anatoly Sokolov <aesok@post.ru>
12032 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
12033 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
12034 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
12035 optimization for 'avr6' architecture.
12037 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
12040 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
12042 2008-05-26 Richard Guenther <rguenther@suse.de>
12044 * tree-ssa-sccvn.c (expr_has_constants): Declare.
12045 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
12047 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
12049 PR middle-end/36253
12050 * caller-save.c (insert_restore): Verify alignment of spill space.
12051 (insert_save): Likewise.
12052 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
12053 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
12054 (STACK_SLOT_ALIGNMENT): Likewise.
12055 * function.c (LOCAL_ALIGNMENT): Removed.
12056 (get_stack_local_alignment): New.
12057 (assign_stack_local): Use it. Set alignment on stack slot.
12058 (assign_stack_temp_for_type): Use get_stack_local_alignment.
12059 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
12060 (STACK_SLOT_ALIGNMENT): New.
12061 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
12062 stack slot in XFmode.
12064 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
12066 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
12069 * config/i386/i386.md (allocate_stack_worker_64): Make sure
12070 argument operand in rax isn't removed.
12072 2008-05-26 Richard Guenther <rguenther@suse.de>
12074 PR middle-end/36300
12075 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
12076 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
12078 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12081 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
12083 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
12085 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
12086 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
12088 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12090 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
12091 build a trampoline if we don't want one.
12092 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
12093 return zero for nested functions if we don't want a trampoline.
12095 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12097 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
12099 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12102 * c.opt: Removed undocumented option '-lang-fortran'.
12103 * c-common.h: Removed global variable 'lang_fortran'.
12104 * c-opts.c (c_common_handle_option): Removed code to handle
12105 option '-lang-fortran'. Updated includes.
12106 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
12107 definition of '__GFORTRAN__'.
12108 (define__GNUC__): Reimplemented to use BASEVER and
12109 cpp_define_formatted.
12110 (builtin_define_with_value_n): Removed.
12111 * c-incpath.h: Renamed to ...
12112 * incpath.h: ... this.
12113 * c-incpath.c: Renamed to ...
12114 * incpath.c: ... this. Updated includes.
12115 * fix-header.c: Updated includes.
12116 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
12117 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
12118 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
12120 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12122 * tree.h: Update the table of flags used on tree nodes.
12123 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
12124 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
12125 (FORCED_LABEL): Add access check.
12126 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
12127 (ASM_INPUT_P): Likewise.
12128 (ASM_VOLATILE_P): Likewise.
12129 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
12130 (OMP_SECTION_LAST): Access private_flag directly.
12131 (OMP_RETURN_NOWAIT): Likewise.
12132 (OMP_PARALLEL_COMBINED): Likewise.
12133 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
12134 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
12135 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
12136 deprecated_flag directly.
12138 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
12140 * final.c (frame_pointer_needed): Removed.
12141 * flags.h (frame_pointer_needed): Likewise.
12143 * function.h (rtl_data): Add frame_pointer_needed.
12144 (frame_pointer_needed): New.
12146 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
12148 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
12150 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
12152 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
12155 2008-05-25 Alan Modra <amodra@bigpond.net.au>
12157 * c-common.c (strip_array_types): Move function to..
12159 (get_inner_array_type): Delete.
12160 * c-common.h (strip_array_types): Move declaration to..
12162 (get_inner_array_type): Delete.
12163 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
12164 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
12165 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
12166 * config/pa/pa.c (emit_move_sequence): Likewise.
12168 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
12170 * config/i386/i386.md (*sse_prologue_save_insn): Set length
12173 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
12175 * function.c: Include target hook for nonlocal_goto frame value.
12177 2008-05-24 Richard Guenther <rguenther@suse.de>
12179 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
12180 variable can be only accessed through a pointer or a union.
12182 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12184 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
12185 * doc/extend.texi: Likewise.
12187 2008-05-23 DJ Delorie <dj@redhat.com>
12189 * config/m32c/jump.md (untyped_call): Add.
12191 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
12192 for A24 to PSImode.
12193 (m32c_address_cost): Detail costs for indirect offsets.
12195 2008-05-23 Rafael Espíndola <espindola@google.com>
12197 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
12198 if a node is a SUBREG.
12199 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
12202 2008-05-23 Paul Brook <paul@codesourcery.com>
12203 Carlos O'Donell <carlos@codesourcery.com>
12205 * doc/extend.texi: Clarify use of __attribute__((naked)).
12206 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12207 * target.h (gcc_target): Add allocate_stack_slots_for_args.
12208 * function.c (use_register_for_decl): Use
12209 targetm.calls.allocate_stack_slots_for_args.
12210 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12211 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
12212 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
12214 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
12216 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
12218 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
12220 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
12221 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
12222 is only rounded once.
12224 2008-05-23 Richard Guenther <rguenther@suse.de>
12226 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
12228 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
12229 Jakub Jelinek <jakub@redhat.com>
12232 * configure.ac: Handle --enable-cld.
12233 * configure: Regenerated.
12234 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
12235 * config/i386/i386.h (struct machine_function): Add needs_cld field.
12236 (ix86_current_function_needs_cld): New define.
12237 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
12238 (cld): New isns pattern.
12239 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
12240 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
12241 * config/i386/i386.opt (mcld): New option.
12242 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
12243 TARGET_CLD and ix86_current_function_needs_cld.
12244 (override_options): Use -mcld by default for 32-bit code if
12247 * doc/install.texi (Options specification): Document --enable-cld.
12248 * doc/invoke.texi (Machine Dependent Options)
12249 [i386 and x86-64 Options]: Add -mcld option.
12250 (Intel 386 and AMD x86-64 Options): Document -mcld option.
12252 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
12253 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
12254 (return_in_memory_64): Likewise.
12255 (return_in_memory_ms_64): Likewise.
12257 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12259 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
12260 * builtins.c (fold_builtin_fpclassify): New.
12261 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
12262 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12263 * c-common.c (handle_type_generic_attribute): Adjust to accept
12264 fixed arguments before an elipsis.
12265 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
12266 * doc/extend.texi: Document __builtin_fpclassify.
12268 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
12270 * omp-low.c (gate_expand_omp_ssa): Remove.
12271 (pass_expand_omp_ssa): Remove.
12272 (gate_expand_omp): Do not check for flag_openmp_ssa.
12273 * common.opt (-fopenmp-ssa): Remove.
12274 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
12276 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
12278 * config/sh/sh.opt (mfixed-range): New option.
12279 * config/sh/sh-protos.h (sh_fix_range): Declare.
12280 * config/sh/sh.c (sh_fix_range): New function.
12281 * config/sh/sh.h (sh_fixed_range_str): Declare.
12282 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12284 * doc/invoke.texi (SH Options): Document -mfixed-range.
12286 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12288 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12289 it before the redeclaration.
12291 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12293 * config/avr/avr.c (get_sequence_length): Add new function.
12294 (expand_prologue, expand_epilogue): Remove duplicate code.
12296 2008-05-22 Rafael Espíndola <espindola@google.com>
12298 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12301 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12303 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12304 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12306 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12307 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12308 (vect_update_misalignment_for_peel): Likewise.
12309 (vector_alignment_reachable_p): Likewise.
12310 * tree-vect-transform.c (vectorizable_load): Likewise.
12311 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12312 (get_vectype_for_scalar_type): Pass mode of scalar_type
12313 to UNITS_PER_SIMD_WORD.
12315 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12316 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12317 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12318 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12319 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12321 2008-05-22 Ira Rosen <irar@il.ibm.com>
12323 PR tree-optimization/36293
12324 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12325 if the first load must be skipped because of a gap.
12327 2008-05-22 Richard Guenther <rguenther@suse.de>
12329 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12330 more cases of offset disambiguation that is possible if
12331 strict-aliasing rules apply.
12332 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12333 for basic offset and type-based disambiguation.
12335 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12337 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12338 ix86_expand_vector_set on V16QImode for SSE4.1.
12340 2008-05-21 Tom Tromey <tromey@redhat.com>
12342 * c.opt (Wimport): Mark as undocumented.
12343 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12345 (Warning Options): Likewise.
12346 * doc/cppopts.texi: Don't mention -Wimport.
12348 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12350 PR tree-optimization/36287
12351 PR tree-optimization/36286
12352 * lambda-code.c (build_access_matrix): Do not use the loop->num
12353 for computing the number of induction variables: use the loop depth
12356 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12359 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12360 option -f(no-)leading-underscore.
12362 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12364 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12365 GET_MODE_NUNITS (mode).
12367 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12369 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12370 (-mmulhw): Add 464 to description.
12371 (-mdlmzb): Likewise.
12372 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12373 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12375 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12376 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12377 * config/rs6000/rs6000.md: Update comments for 464.
12379 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12381 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12383 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12385 * config/i386/sse.md (vec_extractv4sf): Removed.
12386 (vec_extractv2df): Likewise.
12387 (vec_extractv2di): Likewise.
12388 (vec_extractv4si): Likewise.
12389 (vec_extractv8hi): Likewise.
12390 (vec_extractv16qi): Likewise.
12391 (vec_extract<mode>): New.
12393 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12395 * config/i386/sse.md (vec_setv4sf): Removed.
12396 (vec_setv2df): Likewise.
12397 (vec_setv2di): Likewise.
12398 (vec_setv4si): Likewise.
12399 (vec_setv8hi): Likewise.
12400 (vec_setv16qi): Likewise.
12401 (vec_set<mode>): New.
12403 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12405 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12406 goto for vec_concat and vec_interleave.
12408 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12410 * config/i386/sse.md (vec_initv4sf): Removed.
12411 (vec_initv2df): Likewise.
12412 (vec_initv2di): Likewise.
12413 (vec_initv4si): Likewise.
12414 (vec_initv8hi): Likewise.
12415 (vec_initv16qi): Likewise.
12416 (vec_init<mode>): New.
12418 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12420 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12422 2008-05-21 Tom Tromey <tromey@redhat.com>
12424 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12425 (zone_find_object_offset): Likewise.
12426 (gt_ggc_m_S): Likewise.
12427 (highest_bit): Likewise.
12428 * ggc-page.c (gt_ggc_m_S): New function.
12429 * stringpool.c (string_stack): Remove.
12430 (init_stringpool): Update.
12431 (ggc_alloc_string): Use ggc_alloc.
12432 (maybe_delete_ident): New function.
12433 (ggc_purge_stringpool): Likewise.
12434 (gt_ggc_m_S): Remove.
12435 * ggc-common.c (ggc_protect_identifiers): New global.
12436 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12437 ggc_protect_identifiers.
12438 * ggc.h (ggc_protect_identifiers): Declare.
12439 (gt_ggc_m_S): Update.
12440 (ggc_purge_stringpool): Declare.
12441 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12442 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12444 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12446 2008-05-21 David S. Miller <davem@davemloft.net>
12448 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12451 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12453 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12456 2008-05-20 David Daney <ddaney@avtrex.com>
12458 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12459 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12460 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12461 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12462 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12463 (atomic_hiqi_op): New define_code_iterator.
12464 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12465 mips_expand_compare_and_swap_12.
12466 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12467 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12468 (sync_<optab><mode>, sync_old_<optab><mode>,
12469 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12470 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12471 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12472 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12473 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12474 (test_and_set_12): New insn.
12475 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12476 sync_new_<optab><mode>, sync_old_nand<mode>,
12477 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12478 clobber to operand 0 for SI and DI mode insns.
12479 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12480 mips_gen_fn_4): New typedefs.
12481 (mips_gen_fn_ptrs): Define new union type.
12482 (mips_expand_compare_and_swap_12): Remove declaration.
12483 (mips_expand_atomic_qihi): Declare function.
12484 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12485 (mips_expand_atomic_qihi): ... this. Use new generator function
12487 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12488 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12489 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12490 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12491 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12492 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12493 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12494 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12495 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12496 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12499 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12501 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12504 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12506 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12507 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12508 (avr_attribute_table): Add 'OS_main' function attribute.
12509 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12510 functions with 'OS_main' attribute.
12512 2008-05-20 Richard Guenther <rguenther@suse.de>
12514 PR tree-optimization/35204
12515 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12516 helper, split out from ...
12517 (DFS): ... here. Make the DFS walk non-recursive.
12519 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12520 Jan Sjodin <jan.sjodin@amd.com>
12522 PR tree-optimization/36181
12523 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12524 (parallelize_loops): Don't parallelize when the loop has vector
12527 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12528 Sebastian Pop <sebastian.pop@amd.com>
12530 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12531 matrix, and never look at the tree representation of the memory
12533 (linear_transform_loops): Computes parameters and access matrices.
12534 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12536 (access_matrix_get_index_for_parameter): New.
12537 * tree-data-ref.h (struct access_matrix): New.
12538 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12539 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12540 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12541 am_vector_index_for_loop): New.
12542 (struct data_reference): Add field access_matrix.
12543 (DR_ACCESS_MATRIX): New.
12544 (compute_data_dependences_for_loop): Update declaration.
12545 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12546 * lambda.h (lambda_vector_vec_p): Declared.
12547 * lambda-code.c: Depend on pointer-set.h.
12548 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12549 av_for_af_base, av_for_af, build_access_matrix,
12550 lambda_compute_access_matrices): New.
12551 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12553 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12555 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12556 $SOURCEDIR/include.
12558 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12559 Sebastian Pop <sebastian.pop@amd.com>
12561 PR tree-optimization/36206
12562 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12564 (instantiate_scev_1): Rename flags to fold_conversions.
12565 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12566 outeside instantiation_loop.
12567 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12568 (evolution_function_is_affine_or_constant_p): Removed.
12569 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12571 (analyze_siv_subscript): Pass in the loop nest number.
12572 Call evolution_function_is_affine_in_loop instead of
12573 evolution_function_is_affine_p.
12574 (analyze_overlapping_iterations): Pass in the loop nest number.
12576 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12577 Sebastian Pop <sebastian.pop@amd.com>
12579 PR tree-optimization/36206
12580 * tree-chrec.h (chrec_fold_op): New.
12581 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12584 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12586 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12588 (remove_duplicates): Do not set inode on non-inode systems.
12591 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12593 * config.gcc (tm_file): Update comments about relative pathnames.
12595 2008-05-20 Richard Guenther <rguenther@suse.de>
12597 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12598 * tree-ssa-sccvn.c (process_scc): Likewise.
12599 * tree-ssa-sink.c (execute_sink_code): Likewise.
12600 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12601 * tree-vrp.c (process_assert_insertions): Likewise.
12602 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12603 (perform_tree_ssa_dce): Likewise.
12604 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12605 (dump_dominator_optimization_stats): Likewise.
12606 * tree-vectorizer.c (vectorize_loops): Likewise.
12608 2008-05-20 Richard Guenther <rguenther@suse.de>
12610 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12612 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12614 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12615 (ix86_i386elf_return_in_memory): Likewise.
12616 (ix86_i386interix_return_in_memory): Likewise.
12617 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12618 (SUBTARGET_RETURN_IN_MEMORY): New.
12619 * config/i386/i386elf.h: Likewise.
12620 * config/i386/ptx4-i.h: Likewise.
12621 * config/i386/sol2-10.h: Likewise.
12622 * config/i386/sysv4.h: Likewise.
12623 * config/i386/vx-common.h: Likewise.
12624 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12625 * config/i386/i386.c (ix86_return_in_memory): Made static and
12626 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12627 (ix86_i386elf_return_in_memory): Removed.
12628 (ix86_i386interix_return_in_memory): Removed.
12629 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12630 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12632 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12634 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12636 2008-05-19 Xinliang David Li <davidxl@google.com>
12638 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12640 * common.opt: Ditto.
12641 * doc/invoke.texi: Ditto.
12643 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12645 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12646 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12648 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12650 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12651 sizes of operand array from 8/4 to 4/2.
12652 (ix86_expand_vector_init_general): Change size of operand array
12653 from 32 to 16. Remove op0, op1 and half_mode.
12655 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12657 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12658 (ix86_expand_vector_init_interleave): Likewise.
12659 (ix86_expand_vector_init_general): Use them. Assert
12660 word_mode == SImode when n_words == 4.
12662 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12664 * config/i386/i386.c (ix86_secondary_reload): New static function.
12665 (TARGET_SECONDARY_RELOAD): New define.
12666 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12667 * config/i386/i386.md (reload_outqi): Remove.
12669 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12671 PR middle-end/35509
12672 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12673 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12674 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12675 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12676 (fold_builtin_1): Likewise.
12677 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12678 c-common.c (check_builtin_function_arguments): Handle
12679 BUILT_IN_ISINF_SIGN.
12680 * doc/extend.texi: Document __builtin_isinf_sign.
12681 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12683 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12685 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12686 EH cleanup at the end of the pass, search for those that have been
12687 turned into forwarder blocks and do the cleanup on their successor.
12689 2008-05-18 Richard Guenther <rguenther@suse.de>
12691 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12692 pointers to sizetype and vice versa.
12694 2008-05-18 Xinliang David Li <davidxl@google.com>
12696 * gcc/tree-ssa-dce.c: Coding style fix.
12697 (check_pow): Documentation comment.
12698 (check_log): Documenation comment. Coding style fix.
12699 (is_unnecessary_except_errno_call): Ditto.
12700 (gen_conditions_for_pow): Ditto.
12701 (gen_conditions_for_log): Ditto.
12702 (gen_shrink_wrap_conditions): Ditto.
12703 (shrink_wrap_one_built_in_calls): Ditto.
12704 * gcc/doc/invoke.texi: Better documentation string.
12705 * ChangeLog: Fix wrong change log entries from
12706 May 17 checkin on function call DCE.
12708 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12710 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12712 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12714 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12715 * df-problems.c (simulation routines): Fixed block comment to
12716 properly say how to add forwards scanning functions.
12718 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12720 * tree-inline.c (setup_one_parameter): Remove dead code.
12722 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12724 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12725 a BIT_AND_EXPR only for an INTEGER_TYPE.
12727 2008-05-17 Xinliang David Li <davidxl@google.com>
12729 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12730 (check_pow, check_log, is_unnecessary_except_errno_call): New
12731 functions to check for eliminating math functions that are pure
12732 except for setting errno.
12733 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12734 general condition expressions for shrink-wrapping pow/log calls.
12735 (gen_shrink_wrap_conditions): Ditto.
12736 (shrink_wrap_one_built_in_call): Ditto.
12737 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12738 (mark_operand_necessary): If debugging, output if OP is necessary.
12739 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12741 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12743 * gcc/common.opt: New user flag -ftree-builtin-dce.
12744 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12746 2008-05-16 David S. Miller <davem@davemloft.net>
12748 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12749 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12751 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12754 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12756 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12758 * ifcvt.c (dead_or_predicable): Rename
12759 df_simulate_one_insn_backwards to df_simulate_one_insn.
12760 * recog.c (peephole2_optimize): Ditto.
12761 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12763 * df.h: Rename df_simulate_one_insn_backwards to
12764 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12765 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12766 scanning of defs and uses.
12767 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12768 (df_simulate_one_insn_forwards): Removed.
12770 2008-05-16 Doug Kwan <dougkwan@google.com>
12772 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12774 (real_from_string): Handle NaNs and Inf as approriate.
12776 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12778 * doc/gty.texi (Source Files Containing Type Information): Note
12779 that headers should appear first in the gtfiles list.
12781 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12783 * tree.def (COND_EXEC): Properly documented this code.
12785 2008-05-16 Diego Novillo <dnovillo@google.com>
12787 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12788 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12791 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12793 * tree-ssa-dse (max_stmt_uid): Removed.
12794 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12795 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12796 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12797 * function.h (cfun.last_stmt_uid): New field.
12798 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12799 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12801 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12802 (create_stmt_ann): Initialize the ann->uid field.
12803 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12805 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12807 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12809 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12810 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12811 (init_empty_tree_cfg): Call it.
12813 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12815 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12818 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12820 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12821 * tree-dump.c (dump_options): New verbose option.
12822 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12824 * tree-pass.h (TDF_VERBOSE): New dump flag.
12825 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12826 (tree-flow.h): Added include.
12827 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12829 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12831 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12833 From Jie Zhang <jie.zhang@analog.com>
12834 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12835 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12836 mcpu=bf561-none and mcpu=bf561-0.2.
12837 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12838 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12839 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12840 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12841 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12842 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12843 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12845 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12846 (cputype_selected): Remove.
12847 (bfin_handle_option): Don't use cputype_selected.
12848 (override_options): When no mcpu option, enable all workarounds.
12849 Don't use bfin_workarounds.
12850 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12852 (DEFAULT_CPU_TYPE): Don't define.
12854 2008-05-16 Richard Guenther <rguenther@suse.de>
12856 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12857 on deletion of the last stmt.
12859 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12861 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12862 V8HImode for SSE2 and V16QImode for SSE4.1.
12864 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12866 * cgraph.h (compute_inline_parameters): Made public.
12867 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12868 variable_generate_summary, function_write_summary,
12869 variable_write_summary, variable_read_summary. Added generate_summary,
12870 write_summary, read_summary.
12871 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12872 pass_ipa_inline.function_generate_summary, to
12873 compute_inline_parameters.
12874 * ipa-inline.c (compute_inline_parameters): Made public and added
12876 (compute_inline_parameters_for_current): New function.
12877 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12878 (inline_generate_summary): Removed parameter and made to loop over
12880 (pass_ipa_inline): Updated for new IPA_PASS structure.
12881 * passes.c (execute_ipa_summary_passes): Now is called once per
12882 pass rather than once per node*pass.
12884 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12886 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12887 avr_have_mul_p, avr_asm_only_p): Remove variables.
12888 (avr_override_options): Remove initialization of removed variables.
12889 (avr_file_start): Convert removed variables to fields of
12890 'struct base_arch_s *avr_current_arch'.
12891 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12892 (AVR_HAVE_MUL): (Ditto.).
12893 (AVR_HAVE_MOVW): (Ditto.).
12894 (AVR_HAVE_LPMX): (Ditto.).
12895 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12896 avr_asm_only_p): Remove declaration.
12898 2008-05-15 Diego Novillo <dnovillo@google.com>
12900 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12901 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12903 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12905 PR middle-end/36194
12906 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12907 Don't call record_truncated_value from here.
12908 (record_truncated_value): Turn it into a for_each_rtx callback.
12909 (record_truncated_values): New function.
12910 (combine_instructions): Call note_uses with record_truncated_values.
12911 Change name of check_conversion to check_promoted_subreg.
12913 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12915 * doc/sourcebuild.texi: Document support for torture tests.
12917 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12919 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12920 to alternative 4 of operand 2.
12922 2008-05-15 Richard Guenther <rguenther@suse.de>
12924 * tree-pass.h (current_pass): Declare.
12925 (get_pass_for_id): Likewise.
12926 * passes.c (passes_by_id, passes_by_id_size): New globals.
12927 (set_pass_for_id): New function.
12928 (get_pass_for_id): Likewise.
12929 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12930 (execute_function_todo): Flush per function statistics.
12931 * toplev.c (compile_file): Init statistics.
12932 (general_init): Do early statistics initialization.
12933 (finalize): Finish statistics.
12934 * statistics.h (statistics_early_init): Declare.
12935 (statistics_init): Likewise.
12936 (statistics_fini): Likewise.
12937 (statistics_fini_pass): Likewise.
12938 (statistics_counter_event): Likewise.
12939 (statistics_histogram_event): Likewise.
12940 * statistics.c: New file.
12941 * Makefile.in (OBJS-common): Add statistics.o.
12942 (statistics.o): Add dependencies.
12943 * doc/invoke.texi (-fdump-statistics): Document.
12945 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12946 (insert): Likewise.
12947 (execute_pre): Use statistics_counter_event.
12948 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12949 (substitute_and_fold): Increment it. Use statistics_counter_event.
12951 2008-05-15 Diego Novillo <dnovillo@google.com>
12953 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12955 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12956 * tree-ssa-alias.c (new_type_alias): Remove references to
12957 sub-variables from comment.
12958 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12960 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12962 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12963 attribute to 1 only for insertps alternative.
12965 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12967 * config/bfin/bfin.md (loadbytes): New pattern.
12968 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12969 (bfin_init_builtins): Initialize it.
12970 (bdesc_1arg): Add it.
12972 2008-05-15 Sa Liu <saliu@de.ibm.com>
12974 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12975 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12976 * testsuite/lib/target-supports.exp: Add
12977 check_effective_target_fortran_integer_16.
12979 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12981 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12982 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12983 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12984 (TARGET_RETURN_IN_MEMORY): Define.
12986 2008-05-15 Richard Guenther <rguenther@suse.de>
12988 PR middle-end/36244
12989 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12990 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12991 represent unmodifiable vars.
12993 2008-05-15 Richard Guenther <rguenther@suse.de>
12995 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12996 INDIRECT_REF and TARGET_MEM_REF.
12997 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13000 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13001 H.J. Lu <hongjiu.lu@intel.com>
13003 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
13004 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
13005 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
13006 insn alternatives. Add missing alternatives.
13007 (*vec_concatv2di_rex64_sse4_1): Likewise.
13008 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
13009 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
13010 Require TARGET_SSE.
13012 2008-05-15 Richard Guenther <rguenther@suse.de>
13014 PR tree-optimization/36009
13015 PR tree-optimization/36204
13016 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
13017 (determine_invariantness_stmt): Record the loop a store is
13018 always executed in.
13019 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
13022 2008-05-15 Richard Guenther <rguenther@suse.de>
13024 PR tree-optimization/34330
13025 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
13026 through the pointer will alias the SMT.
13028 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
13030 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
13032 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
13034 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
13036 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13037 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13039 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
13040 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
13041 (vashl_optab): New optab for vector/vector shifts.
13042 (vashr_optab): Ditto.
13043 (vlshr_optab): Ditto.
13044 (vrotl_optab): Ditto.
13045 (vrotr_optab): Ditto.
13046 (optab_subtype): New enum for optab_for_tree_code call.
13047 (optab_for_tree_code): Add enum optab_subtype argument.
13049 * optabs.c (optab_for_tree_code): Take an additional argument to
13050 distinguish between a vector shift by a scalar and vector shift by
13051 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
13052 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
13053 vector shift by a vector.
13054 (expand_widen_pattern_expr): Pass additional argument to
13055 optab_for_tree_code.
13057 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
13058 vrotl_optab, vrotr_optab.
13060 * expr.c (expand_expr_real_1): Update calls to
13061 optab_for_tree_code to distinguish between vector shifted by a
13062 scalar and vector shifted by a vector.
13063 * tree-vectorizer.c (supportable_widening_operation): Ditto.
13064 (supportable_narrowing_operation): Ditto.
13065 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
13066 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
13067 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
13068 (vect_create_epilog_for_reduction): Ditto.
13069 (vectorizable_reduction): Ditto.
13070 (vectorizable_operation): Ditto.
13071 (vect_strided_store_supported): Ditto.
13072 (vect_strided_load_supported): Ditto.
13073 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13074 * expmed.c (expand_shift): Ditto.
13076 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
13078 (ashr@var{m}3): Ditto.
13079 (vashl@var{m}3): Document new vector/vector shift standard name.
13080 (vashr@var{m}3): Ditto.
13081 (vlshr@var{m}3): Ditto.
13082 (vrotl@var{m}3): Ditto.
13083 (vrotr@var{m}3): Ditto.
13085 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
13086 (PPERM_INVERT): Ditto.
13087 (PPERM_REVERSE): Ditto.
13088 (PPERM_REV_INV): Ditto.
13089 (PPERM_ZERO): Ditto.
13090 (PPERM_ONES): Ditto.
13091 (PPERM_SIGN): Ditto.
13092 (PPERM_INV_SIGN): Ditto.
13093 (PPERM_SRC1): Ditto.
13094 (PPERM_SRC2): Ditto.
13096 * config/i386/sse.md (mulv2di3): Add SSE5 support.
13097 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
13098 allows a memory operand to be the value being added, and split it
13099 to improve vectorization.
13100 (sse5_pmacsdqh_mem): Ditto.
13101 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
13102 (sse5_mulv2div2di3_high): Ditto.
13103 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
13104 (vec_pack_trunc_v4si): Ditto.
13105 (vec_pack_trunc_v2di): Ditto.
13106 (sse5_pcmov_<mode>): Remove code that tried to use use
13107 andps/andnps instead of pcmov.
13108 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
13109 pmacsdqh instructions.
13110 (vec_widen_smult_lo_v4si): Ditto.
13112 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
13113 (PPERM_INVERT): Ditto.
13114 (PPERM_REVERSE): Ditto.
13115 (PPERM_REV_INV): Ditto.
13116 (PPERM_ZERO): Ditto.
13117 (PPERM_ONES): Ditto.
13118 (PPERM_SIGN): Ditto.
13119 (PPERM_INV_SIGN): Ditto.
13120 (PPERM_SRC1): Ditto.
13121 (PPERM_SRC2): Ditto.
13122 (ix86_expand_sse_movcc): Move the SSE5 test after the if
13124 (ix86_expand_int_vcond): If SSE5 generate all possible integer
13126 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
13127 says ignore whether the last reference is a memory operand.
13129 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13130 Paolo Bonzini <bonzini at gnu dot org>
13132 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
13135 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
13136 (vlshr<mode>3): Rename from vlshr<mode>3.
13137 (vashr<mode>3): Rename from vashr<mode>3.
13138 (mulv4sf3): Change the names of vector shift patterns.
13142 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
13145 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
13170 * config/spu/spu.md (v): New iterator macro to add v for vector types.
13171 (floatunssidf2_internal): Change vector/vector shift names.
13172 (floatunsdidf2_internal): Ditto.
13179 (vashl<mode>3): Rename from ashl<mode>3.
13180 (vashr<mode>3): Rename from ashr<mode>3.
13181 (vlshr<mode>3): Rename from lshr<mode>3.
13182 (vrotl<mode>3): Rename from rotl<mode>3.
13184 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13187 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
13188 multiply gives the wrong value when doing widening multiplies.
13189 (vec_widen_smult_lo_v4si): Ditto.
13191 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13193 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
13194 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
13195 emit_library_call_value.
13196 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
13197 * tree.h (ECF_LIBCALL_BLOCK): Removed.
13198 * calls.c (initialize_argument_information, precompute_arguments,
13199 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
13200 (precompute_arguments): Removed flags parameter.
13201 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
13203 2008-05-14 Richard Guenther <rguenther@suse.de>
13205 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
13206 Make sure to register the store if the use is a PHI_NODE.
13208 2008-05-14 Olivier Hainque <hainque@adacore.com>
13210 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
13211 memory if the component is to be referenced in BLKmode according
13212 to get_inner_reference.
13214 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
13216 * calls.c (emit_library_call_value_1): Restore code clearing
13217 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
13219 2008-05-14 Olivier Hainque <hainque@adacore.com>
13220 Nicolas Roche <roche@adacore.com>
13222 * configure.ac: Add support for a "gcc_subdir" variable in
13223 config-lang.in, to denote a subdirectory where the language/GCC
13224 integration files are to be found.
13225 * configure: Regenerate.
13227 2008-05-14 Ira Rosen <irar@il.ibm.com>
13229 PR tree-optimization/36098
13230 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
13231 value for the first load in the group in case of a gap.
13232 (vect_build_slp_tree): Check that there are no gaps in loads.
13234 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13236 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
13237 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
13238 expand_copysign_bit, ): Change call to emit_no_conflict_block to
13239 emit_insn and remove unneeded code to construct extra args.
13240 (emit_no_conflict_block): Removed.
13241 * optabls.h: (emit_no_conflict_block): Removed.
13242 * cse.c (cse_extended_basic_block): Remove search for
13243 REG_NO_CONFLICT note.
13244 * global.c: Removed incorrect comment added in revision 117.
13245 * expr.c (convert_move): Change call to emit_no_conflict_block to
13247 * recog.c: Change comments so that they do not mention
13249 * local_alloc.c (combine_regs): Removed last parameter.
13250 (no_conflict_p): Removed.
13251 (block_alloc): Removed note, no_conflict_combined_regno and set
13252 local vars. Removed all code to process REG_NO_CONFLICT blocks.
13253 (combine_regs): Removed already_dead and code to look for
13254 REG_NO_CONFLICT notes.
13255 * lower_subreg (remove_retval_note): Removed code to look for
13256 REG_NO_CONFLICT block.
13257 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
13258 (resolve_clobber): Remove code to process libcalls that have
13259 REG_NO_CONFLICT notes.
13260 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
13262 * combine.c (can_combine_p, distribute_notes): Removed
13263 REG_NO_CONFLICT case.
13264 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
13266 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
13267 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
13269 * reg-notes.def (NO_CONFLICT): Removed.
13271 2008-05-14 David S. Miller <davem@davemloft.net>
13273 * config/sparc/sparc.c (sparc_profile_hook): If
13274 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
13275 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
13276 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13278 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
13280 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13282 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13285 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13286 and op1 expansion before vector concat to have less live pseudos.
13288 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13290 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13291 ix86_expand_vector_set if supported.
13293 2008-05-13 Diego Novillo <dnovillo@google.com>
13294 Kenneth Zadeck <zadeck@naturalbridge.com>
13296 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13298 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13299 phinodes_print_statistics, init_ssanames, fini_ssanames,
13300 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13301 release_ssa_name, release_defs, replace_ssa_name_symbol,
13302 ssanames_print_statistics): Move ...
13303 * tree-flow.h: ... here.
13304 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13305 Use FN instead of cfun.
13306 (make_ssa_name_fn): Rename from make_ssa_name.
13307 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13308 * tree-flow-inline.h (make_ssa_name): Move from
13309 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13310 * omp-low.c (expand_omp_parallel):
13311 * tree-flow-inline.h (redirect_edge_var_map_result):
13312 * tree-ssa.c (init_tree_ssa): Add argument FN.
13313 Use it instead of cfun. Update all users.
13315 2008-05-13 Tom Tromey <tromey@redhat.com>
13317 PR preprocessor/22168:
13318 * doc/cpp.texi (Top): Update menu.
13319 (Alternatives to Wrapper #ifndef): New node.
13320 (Other Directives): Document deprecation.
13321 (Obsolete Features): Remove menu.
13322 (Assertions): Merge node into Obsolete Features.
13323 (Obsolete once-only headers): Move earlier; rename to Alternatives
13324 to Wrapper #ifndef.
13325 * doc/cppopts.texi: Update.
13326 * c.opt (Wdeprecated): Enable for C and ObjC.
13327 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13328 (C++ Dialect Options): Move -Wno-deprecated from here to...
13329 (Warning Options): ... here.
13331 2008-05-13 Richard Guenther <rguenther@suse.de>
13333 PR middle-end/36227
13334 * fold-const.c (fold_sign_changed_comparison): Do not allow
13335 changes in pointer-ness.
13337 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13340 * config/sh/sh.c (sh_expand_prologue): Don't clear
13341 RTX_FRAME_RELATED_P for push insns.
13343 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13345 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13347 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13349 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13350 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13351 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13353 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13355 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13356 (*vec_concatv4sf_sse): This.
13357 (*sse2_concatv2si): Renamed to ...
13358 (*vec_concatv2si_sse2): This.
13359 (*sse1_concatv2si): Renamed to ...
13360 (*vec_concatv2si_sse): This.
13361 (*vec_concatv2di_rex): Renamed to ...
13362 (*vec_concatv2di_rex64): This.
13363 (*vec_concatv2si_sse4_1): New.
13364 (*vec_concatv2di_rex64_sse4_1): Likewise.
13366 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13368 PR rtl-optimization/36111
13369 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13370 that was created for swappable operands.
13372 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13375 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13376 * configure.ac: Add call to ACX_PROG_GNAT.
13378 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13380 * optc-gen.awk: Fix comment typo.
13382 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13384 * pretty-print.c (pp_integer_with_precision): Use
13385 HOST_LONG_LONG_FORMAT.
13387 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13389 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13391 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13393 * config/i386/i386.c (bdesc_ptest): Removed.
13394 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13395 (bdesc_args): Add __builtin_ia32_ptestz128,
13396 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13397 (ix86_init_mmx_sse_builtins): Updated.
13398 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13399 (ix86_expand_builtin): Updated.
13401 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13403 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13404 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13406 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13408 * value-prof.c (interesting_stringop_to_profile): Do not
13409 return early for BUILT_IN_MEMPCPY.
13411 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13413 * calls.c (expand_call): Don't use callgraph to increase
13414 preferred_stack_boundary.
13416 * cgraph.h (cgraph_rtl_info): Use unsigned on
13417 preferred_incoming_stack_boundary.
13419 * final.c (rest_of_clean_state): Use unsigned on
13420 preferred_stack_boundary.
13422 2008-05-09 Tom Tromey <tromey@redhat.com>
13424 PR preprocessor/22231:
13425 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13428 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13430 PR tree-optimization/36129
13431 * tree-ssa-ccp.c: Include value-prof.h.
13432 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13433 built-in function was folded to a constant.
13434 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13436 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13437 Sebastian Pop <sebastian.pop@amd.com>
13439 * tree-scalar-evolution.c: Document instantiate_scev.
13440 (instantiate_parameters_1): Renamed instantiate_scev_1.
13441 Don't use the same loop for instantiation_loop and evolution_loop.
13442 (instantiate_scev): New.
13443 (instantiate_parameters): Moved...
13444 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13445 same loop twice. Maintains the semantics for this function.
13446 * tree-scalar-evolution.h (instantiate_scev): Declare.
13447 (instantiate_parameters): ...here. Now static inline.
13448 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13449 instead of resolve_mixers.
13451 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13453 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13455 2008-05-09 Tomas Bily <tbily@suse.cz>
13457 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13458 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13459 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13460 * c-common.c (c_common_truthvalue_conversion): Likewise.
13461 * tree-object-size.c (compute_object_offset): Likewise.
13462 * tree-inline.c (estimate_num_insns_1): Likewise.
13463 * varasm.c (const_hash_1, compare_constant, copy_constant)
13464 (compute_reloc_for_constant, output_addressed_constants)
13465 (initializer_constant_valid_p): Likewise.
13466 * c-omp.c (check_omp_for_incr_expr): Likewise.
13467 * gimplify.c (gimplify_expr): Likewise.
13468 * c-typeck.c (c_finish_return): Likewise.
13469 * tree-vectorizer.c (supportable_widening_operation)
13470 (supportable_narrowing_operation): Likewise.
13471 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13472 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13473 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13474 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13475 (descr_info_loc): Likewise.
13476 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13477 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13478 (fold_unary): Likewise.
13479 * builtins.c (get_pointer_alignment): Likewise.
13480 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13481 (instantiate_parameters_1): Likewise.
13482 * tree.c (expr_align, stabilize_reference): Likewise.
13483 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13484 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13485 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13486 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13487 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13488 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13490 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13491 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13492 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13493 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13494 (forward_propagate_comparison)
13495 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13496 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13497 * emit-rtl.c (component_ref_for_mem_expr)
13498 (set_mem_attributes_minus_bitpos): Likewise.
13499 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13500 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13502 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13503 (build_function_call, pointer_diff, build_compound_expr)
13504 (c_finish_return): Likewise.
13505 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13506 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13508 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13509 * expr.c (is_aligning_offset): Likewise.
13510 * tree-ssa-alias.c (is_escape_site): Likewise.
13511 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13512 (check_all_va_list_escapes): Likewise.
13513 * tree-ssa-loop-ivopts.c (determine_base_object)
13514 (determine_common_wider_type): Likewise.
13515 * dojump.c (do_jump): Likewise.
13516 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13517 * tree-gimple.c (is_gimple_cast): Likewise.
13518 * fold-const.c (decode_field_reference, )
13519 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13520 (fold_binary): Likewise.
13521 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13522 (already_warned_in_frontend_p): Likewise.
13523 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13524 * tree.c (really_constant_p, get_unwidened): Likewise.
13525 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13526 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13527 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13529 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13531 (CONVERT_EXPR_P): Define.
13532 (CASE_CONVERT): Define.
13534 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13536 PR middle-end/36117
13537 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13538 (delete_unmarked_insns): When deleting a call, call
13539 delete_unreachable_blocks.
13540 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13541 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13543 2008-05-08 Richard Guenther <rguenther@suse.de>
13545 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13546 (-ftree-salias): Likewise.
13547 (salias-max-implicit-fields): Remove param documentation.
13548 (salias-max-array-elements): Likewise.
13549 * tree-pass.h (pass_create_structure_vars): Remove.
13550 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13551 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13552 * tree-ssa-alias.c (create_structure_vars): Remove.
13553 (gate_structure_vars): Likewise.
13554 (pass_create_structure_vars): Likewise.
13555 (gate_build_alias): Likewise.
13556 (pass_build_alias): Adjust to run always and dump the function.
13557 * common.opt (ftree-salias): Hide.
13558 * passes.c (init_optimization_passes): Remove
13559 pass_create_structure_vars, adjust comment.
13560 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13561 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13562 * opts.c (decode_options): Do not set flag_tree_salias.
13563 (common_handle_option): Add OPT_ftree_salias to the backward
13564 compatibility section.
13566 2008-05-08 Richard Guenther <rguenther@suse.de>
13568 * tree-flow-inline.h (var_can_have_subvars): Move ...
13569 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13570 * tree-flow.h (var_can_have_subvars): Remove.
13571 (push_fields_onto_fieldstack): Remove.
13572 (sort_fieldstack): Likewise.
13573 (struct fieldoff): Move ...
13574 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13575 alias_set and base_for_components fields.
13576 (sort_fieldstack): Make static.
13577 (push_fields_onto_fieldstack): Likewise. Remove code that
13578 handles anything but RECORD_TYPEs. Remove alias_set and
13579 base_for_components handling.
13580 (create_variable_info_for): Adjust.
13582 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13584 * common.opt (Wframe-larger-than=): Shorten the help message
13586 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13588 2008-05-08 Rafael Espíndola <espindola@google.com>
13590 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13592 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13593 trap and that both operands are gimple values.
13594 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13595 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13598 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13600 * read-rtl.c (join_c_conditions): Return the first string if the
13601 two strings are equal.
13603 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13605 * gensupport.h (pred_data): Add a "num_codes" field.
13606 (add_predicate_code): Declare.
13607 * gensupport.c (add_predicate_code): New function.
13608 (std_pred_table): Add an "allows_const_p" field.
13609 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13610 Remove the (incomplete) list of such codes from the codes field.
13611 (init_predicate_table): Use add_predicate_code. Add all
13612 RTX_CONST_OBJs if allows_const_p is true.
13613 * genrecog.c (process_define_predicate): Use add_predicate_code.
13615 2008-05-08 David Daney <ddaney@avtrex.com>
13616 Richard Sandiford <rsandifo@nildram.co.uk>
13618 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13619 special case of constant zero operands.
13620 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13621 old and new values. Special case constant zero values.
13622 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13624 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13625 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13627 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13630 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13631 similar RTX_CONST_OBJ before CONST_INT.
13633 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13635 * stmt.c (expand_stack_restore): Change sa mode if needed.
13637 2008-05-08 Richard Guenther <rguenther@suse.de>
13639 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13640 return type to bool.
13641 (ix86_sol10_return_in_memory): Likewise.
13642 (ix86_i386elf_return_in_memory): Likewise.
13643 (ix86_i386interix_return_in_memory): Likewise.
13644 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13645 (ix86_sol10_return_in_memory): Likewise.
13646 (ix86_i386elf_return_in_memory): Likewise.
13647 (ix86_i386interix_return_in_memory): Likewise.
13649 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13652 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13654 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13655 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13658 2008-05-08 Richard Guenther <rguenther@suse.de>
13660 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13661 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13662 (DR_SUBVARS): Remove.
13663 * tree-dfa.c (dump_subvars_for): Remove.
13664 (debug_subvars_for): Likewise.
13665 (dump_variable): Do not dump subvars.
13666 (remove_referenced_var): Do not remove subvars.
13667 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13668 (lookup_subvars_for_var): Remove.
13669 (get_subvars_for_var): Likewise.
13670 (get_subvars_at): Likewise.
13671 (get_first_overlapping_subvar): Likewise.
13672 (overlap_subvar): Likewise.
13673 * tree-flow.h (subvar_t): Remove.
13674 (struct var_ann_d): Remove subvars field.
13675 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13676 argument. Remove special handling of SFTs.
13677 (compute_tag_properties): Likewise.
13678 (set_initial_properties): Likewise.
13679 (compute_call_clobbered): Likewise.
13680 (count_mem_refs): Likewise.
13681 (compute_memory_partitions): Likewise.
13682 (compute_flow_insensitive_aliasing): Likewise.
13683 (setup_pointers_and_addressables): Likewise.
13684 (new_type_alias): Likewise.
13685 (struct used_part): Remove.
13686 (used_portions): Likewise.
13687 (struct used_part_map): Likewise.
13688 (used_part_map_eq): Likewise.
13689 (used_part_map_hash): Likewise.
13690 (free_used_part_map): Likewise.
13691 (up_lookup): Likewise.
13692 (up_insert): Likewise.
13693 (get_or_create_used_part_for): Likewise.
13694 (create_sft): Likewise.
13695 (create_overlap_variables_for): Likewise.
13696 (find_used_portions): Likewise.
13697 (create_structure_vars): Likewise.
13698 * tree.def (STRUCT_FIELD_TAG): Remove.
13699 * tree.h (MTAG_P): Adjust.
13700 (struct tree_memory_tag): Remove base_for_components and
13701 unpartitionable flags.
13702 (struct tree_struct_field_tag): Remove.
13703 (SFT_PARENT_VAR): Likewise.
13704 (SFT_OFFSET): Likewise.
13705 (SFT_SIZE): Likewise.
13706 (SFT_NONADDRESSABLE_P): Likewise.
13707 (SFT_ALIAS_SET): Likewise.
13708 (SFT_UNPARTITIONABLE_P): Likewise.
13709 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13710 (union tree_node): Remove sft field.
13711 * alias.c (get_alias_set): Remove special handling of SFTs.
13712 * print-tree.c (print_node): Remove handling of SFTs.
13713 * tree-dump.c (dequeue_and_dump): Likewise.
13714 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13715 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13716 * tree-predcom.c (set_alias_info): Do not set subvars.
13717 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13718 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13719 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13720 (add_vars_for_offset): Remove.
13721 (add_virtual_operand): Remove special handling of SFTs.
13722 (add_call_clobber_ops): Likewise.
13723 (add_call_read_ops): Likewise.
13724 (get_asm_expr_operands): Likewise.
13725 (get_modify_stmt_operands): Likewise.
13726 (get_expr_operands): Likewise.
13727 (add_to_addressable_set): Likewise.
13728 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13729 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13730 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13731 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13732 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13733 (tree_node_structure): Likewise.
13734 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13736 (find_what_p_points_to): Likewise.
13738 2008-05-08 Sa Liu <saliu@de.ibm.com>
13740 * config/spu/spu.md: Fixed subti3 pattern.
13742 2008-05-08 Richard Guenther <rguenther@suse.de>
13744 PR middle-end/36154
13745 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13746 sure to create a representative for trailing arrays for PTA.
13748 2008-05-08 Richard Guenther <rguenther@suse.de>
13750 PR middle-end/36172
13751 * fold-const.c (operand_equal_p): Two objects which types
13752 differ in pointerness are not equal.
13754 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13756 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13757 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13758 (emit_library_call_value_1): Add new variable fndecl initialized by
13759 NULL_TREE. It should be the decl type of orgfun, but this information
13760 seems not to be available here, so it uses the default calling abi.
13761 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13762 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13763 by TARGET_RETURN_IN_MEMORY.
13764 * config/i386/i386-interix.h: Likewise.
13765 * config/i386/i386.h: Likewise.
13766 * config/i386/i386elf.h: Likewise.
13767 * config/i386/ptx4-i.h: Likewise.
13768 * config/i386/sol2-10.h: Likewise.
13769 * config/i386/sysv4.h: Likewise.
13770 * config/i386/vx-common.h: Likewise.
13771 * config/cris/cris.h: Removed #if 0 clause.
13772 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13773 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13775 (ix86_sol10_return_in_memory): Likewise.
13776 (ix86_i386elf_return_in_memory): New.
13777 (ix86_i386interix_return_in_memory): New.
13778 * config/mt/mt-protos.h (mt_return_in_memory): New.
13779 * config/mt/mt.c: Likewise.
13780 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13781 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13782 * config/bfin/bfin.h: Likewise.
13783 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13785 * config/bfin/bfin.c: Likewise.
13786 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13787 * config/alpha/unicosmk.h: Likewise.
13788 * config/i386/cygming.h: Likewise.
13789 * config/iq2000/iq2000.h: Likewise.
13790 * config/mips/mips.h: Likewise.
13791 * config/mn10300/mn10300.h: Likewise.
13792 * config/rs6000/rs6000.h: Likewise.
13793 * config/score/score.h: Likewise.
13794 * config/spu/spu.h: Likewise.
13795 * config/v850/v850.h: Likewise.
13796 * defaults.h: Likewise.
13797 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13798 * expr.c (emit_block_move): Adjust use of
13799 OUTGOING_REG_PARM_STACK_SPACE.
13800 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13801 OUTGOING_REG_PARM_STACK_SPACE.
13802 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13804 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13806 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13807 on OMP_RETURN for OMP_FOR.
13810 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13811 (fortran_common): New function.
13812 (gen_variable_die): Call fortran_common instead of common_check,
13813 adjust for it returning tree instead of rtx. Formatting.
13815 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13819 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13820 * c-decl.c (merge_decls): Ditto.
13821 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13822 to RTL_CONST_OR_PURE_CALL_P.
13823 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13824 Initialized DECL_LOOPING_CONST_PURE.
13825 (process_call_operands): Set tree_side_effects properly.
13826 * tree.h (TREE_READONLY_DECL_P): Removed.
13827 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13828 (DECL_LOOPING_OR_CONST_P): New macro.
13829 (struct tree_function_decl): Added looping_const_or_pure_p.
13830 (ECF_*) Renumbered.
13831 (ECF_LOOPING_OR_CONST_P): New macro.
13832 * rtlanal.c (pure_const_p): Removed.
13833 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13834 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13835 to RTL_CONST_CALL_P.
13836 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13837 (check_decl, check_tree, check_call, scan_function): Initialize
13839 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13840 (static_execute): Set looping true for recursive functions.
13841 Undo setting state to IPA_NEITHER for recursive functions.
13842 * cse.c (cse_insn):
13843 * ifcvt.c (noce_can_store_speculate_p): Changed
13844 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13845 RTL_CONST_OR_PURE_CALL_P.
13846 * dse.c (scan_insn): Ditto.
13847 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13848 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13849 RTL_CONST_OR_PURE_CALL_P.
13850 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13851 pure_call_p to RTL_CONST_CALL_P.
13852 * gimplify.c (gimplify_call_expr): Clear side effects for
13853 non-looping pure and constant calls.
13854 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13855 (flags_from_decl_or_type): Set ecf flags from decl flags.
13856 (initialize_argument_information): Turn off
13857 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13858 Change const to pure if callee_copies is true rather than just
13860 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13861 way of marking pure calls.
13862 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13863 Remove hack that was supposed to fix pr7335 and remove old
13864 way of marking pure calls.
13865 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13866 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13867 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13868 RTL_CONST_OR_PURE_CALL_P.
13869 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13870 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13871 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13872 * sched-deps.c (schedule_analyze): Ditto.
13873 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13874 return_val field of calls to represent pure and const function info.
13875 (CONST_OR_PURE_CALL_P): Deleted macro.
13876 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13877 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13878 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13880 * tree-optimize.c (execute_fixup_cfg): Added test for
13881 ECF_LOOPING_CONST_OR_PURE.
13882 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13884 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13885 effects for looping pure or const calls.
13886 (verify_gimple_expr): Added verification code.
13887 * config/alpha/alpha.c (alpha_legitimize_address,
13888 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13890 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13891 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13892 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13893 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13894 RTL_CONST_OR_PURE_CALL_P.
13895 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13896 and const calls to be deleted.
13898 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13901 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13902 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13903 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13904 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13905 to handle nonimmediate operands.
13906 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13907 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13908 to handle nonimmediate operands.
13909 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13910 (mmx_pmulhrwv4hi3): New expander. Use
13911 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13912 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13913 (sse2_umulv1siv1di3): New expander. Use
13914 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13915 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13916 (mmx_eq<mode>3): New expander. Use
13917 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13918 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13919 (mmx_uavgv8qi3): New expander. Use
13920 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13921 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13922 (mmx_uavgv4hi3): New expander. Use
13923 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13925 * config/i386/sse.md
13926 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13927 to handle nonimmediate operands.
13928 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13929 to handle nonimmediate operands.
13930 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13931 to handle nonimmediate operands.
13932 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13933 to handle nonimmediate operands.
13934 (sse2_unpckhpd_exp): New expander. Use
13935 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13936 (sse2_unpcklpd_exp): New expander. Use
13937 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13938 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13939 to handle nonimmediate operands.
13940 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13941 to handle nonimmediate operands.
13942 (*sse2_<plusminus_insn><mode>3): Rename from
13943 sse2_<plusminus_insn><mode>3 insn pattern.
13944 (sse2_<plusminus_insn><mode>3): New expander. Use
13945 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13946 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13947 (sse2_umulv2siv2di3): New expander. Use
13948 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13949 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13950 (sse4_1_mulv2siv2di3): New expander. Use
13951 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13952 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13953 (sse2_pmaddwd): New expander. Use
13954 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13955 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13956 (sse2_eq<mode>3): New expander. Use
13957 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13958 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13959 (sse4_1_eqv2di3): New expander. Use
13960 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13961 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13962 (sse2_uavgv16qi3): New expander. Use
13963 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13964 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13965 (sse2_uavgv16qi3): New expander. Use
13966 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13967 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13968 (sse2_uavgv8hi3): New expander. Use
13969 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13970 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13971 (ssse3_pmulhrswv8hi3): New expander. Use
13972 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13973 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13974 (ssse3_pmulhrswv4hi3): New expander. Use
13975 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13977 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13978 (<sse>_vmmul<mode>3): Ditto.
13979 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13981 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13982 (ssse3_pmaddubsw): Ditto.
13984 * config/i386/i386.c (struct_builtin_description)
13985 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13986 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13987 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13988 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13989 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13990 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13991 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13992 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13993 (ix86_fixup_binary_operands): Assert that src1
13994 and src2 must have the same mode when swapped.
13995 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13996 and ix86_binary_operator_ok. Do not force operands in registers
13999 2008-05-07 Jan Hubicka <jh@suse.cz>
14001 * cgraph.c (dump_cgraph_node): Update.
14002 * cgraph.h (cgraph_local_info): Break out inline summary.
14003 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
14005 * ipa-inline (inline_summary): New accestor function.
14006 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
14007 cgraph_decide_inlining, compute_inline_parameters): Update.
14008 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
14010 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14012 Cleanup ColdFire scheduling support and add V4 pipeline model.
14014 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
14015 (define_attr cpu): Add cfv4 value.
14016 (define_attr type, define_attr type1): Merge into a single 'type'
14017 attribute. Update all uses.
14018 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
14019 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
14021 (define_attr opx_mem, define_attr opy_mem): Remove.
14022 (define_attr op_mem): Clean up, update comment.
14023 (define_attr size): Use specific values instead of general int.
14024 (define_attr guess, define_attr split): Remove. Update all uses.
14025 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
14026 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
14027 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
14028 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
14029 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
14030 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
14031 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
14032 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
14033 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
14034 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
14035 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
14036 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
14037 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
14038 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
14039 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
14040 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
14041 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
14042 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
14043 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
14044 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
14045 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
14046 Update or set attributes.
14047 (stack_tie): New fake instruction.
14049 * config/m68k/m68k.h (TUNE_CFV4): New macro.
14050 (m68k_sched_attr_size): Update declaration.
14051 (m68k_sched_attr_type2): Remove.
14052 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
14053 Declare new bypass predicates.
14055 * config/m68k/m68k.c (m68k_sched_issue_rate,
14056 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
14058 (TARGET_SCHED_ISSUE_RATE,
14059 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
14060 (override_options): Handle scheduling for ColdFire V4 core.
14061 (m68k_expand_prologue): Emit stack_tie.
14062 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
14063 'OP_TYPE_FPN'. Update all uses.
14064 (sched_guess_p): Remove.
14065 (sched_address_type): Handle symbolic addresses.
14066 (sched_get_operand): New static function.
14067 (sched_operand_type): Merge into sched_attr_op_type.
14068 (sched_attr_op_type): Handle FP registers, handle quick constants,
14070 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
14071 (m68k_sched_attr_size): Update. Move logic to ...
14072 (sched_get_attr_size_int): New static function.
14073 (sched_get_opxy_mem_type): New static function.
14074 (m68k_sched_attr_op_mem): Update.
14075 (m68k_sched_attr_type2): Remove.
14076 (sched_cfv4_bypass_data): New static variable.
14077 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
14078 (m68k_sched_issue_rate): Implement scheduler hook.
14079 (struct _sched_ib: enabled_p): New field.
14080 (m68k_sched_variable_issue): Update. Handle V4.
14081 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
14082 sched_dump_class_func_t, sched_dump_split_class,
14083 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
14084 sched_dump_dfa_class, m68k_sched_dump): Remove.
14085 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
14087 (m68k_sched_init_global): Remove statisctics dumping, introduce
14088 sanity check that all instructions have pipeline reservations. Handle
14090 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14091 Handle ColdFire V4 core.
14092 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
14093 New static functions.
14094 (m68k_sched_address_bypass_p): New bypass predicate.
14095 (sched_get_indexed_address_scale): New static function.
14096 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
14098 * cf.md: Update comments.
14099 (define_attr type2): Remove. Use 'type' attribute instead.
14101 (cf_ib): Rename to cfv123_ib. Update all uses.
14102 (cf_oep): Rename to cfv123_oep. Update all uses.
14103 (cf_chr): Rename to cfv123_chr. Update all uses.
14104 (cf_mem): Rename to cfv123_mem. Update all uses.
14105 (cf_mac): Move to more appropriate place.
14106 (cfv123_guess): New automaton and cpu_unit.
14107 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
14108 Update uses of 'size' attribute. Handle before reload scheduling.
14109 (cfv123_guess): New dummy reservation for unhandled instructions.
14110 (cfv4_*): Pipeline description of ColdFire V4 core.
14111 (ignore): New reservation to handle 'ignore' type.
14113 2008-05-07 Ian Lance Taylor <iant@google.com>
14115 PR middle-end/36013
14116 * gimplify.c (find_single_pointer_decl_1): Don't look through
14118 (find_single_pointer_decl): Adjust comments.
14120 2008-05-07 Jakub Jelinek <jakub@redhat.com>
14122 PR middle-end/36137
14123 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
14124 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
14126 PR middle-end/36106
14127 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
14128 integral type rather than floating point, then VIEW_CONVERT_EXPR
14129 to the floating point type.
14131 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14133 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
14134 TFmode op0 to register.
14136 2008-05-07 Alan Modra <amodra@bigpond.net.au>
14138 * c-decl.c (grokdeclarator): Comment typo.
14140 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
14142 * tree-flow.h: Remove prototype for computed_goto_p.
14143 * tree-cfg.c (computed_goto_p): Make static.
14145 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
14148 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
14149 (contains_aligned_value_p): This. Handle _Decimal128.
14150 (ix86_function_arg_boundary): Only align _Decimal128 to its
14151 natural boundary and handle it properly.
14153 2008-05-06 Martin Jambor <mjambor@suse.cz>
14155 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
14156 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
14157 (ipcp_method_set_orig_node): Removed.
14158 (ipcp_cval_get_cvalue_type): Removed.
14159 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
14160 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
14161 (ipcp_cval_set_cvalue_type): Removed.
14162 (ipcp_cval_get_cvalue): Removed.
14163 (ipcp_cval_set_cvalue): Removed.
14164 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
14165 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
14166 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
14167 (ipcp_cval_meet): Renamed to ipa_lattice_meet
14168 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
14169 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
14170 (ipcp_get_ith_lattice): Changed parameters.
14171 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
14172 (ipcp_lattice_from_jfunc): Changed parameters.
14173 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
14174 (ipcp_method_cval_print): Added temporary variable info.
14175 (ipcp_redirect): Removed already unused local variable caller.
14176 (ipcp_redirect): New temporary variable orig_callee_info
14177 (ipcp_redirect): Removed newly unused local variable callee.
14178 (ipcp_redirect): Removed (a bit confusing) local variable type.
14179 (ipcp_insert_stage): Added local variable info.
14180 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
14182 (ipcp_formal_create): Removed.
14183 (ipcp_method_cval_set): Removed.
14184 (ipcp_propagate_stage): Renamed lattice variables.
14185 (ipcp_method_cval_set_cvalue_type): Removed.
14186 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
14187 (ipcp_print_all_lattices): Changed printed strings to refer to
14188 lattices rather than cvals.
14189 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
14190 (ipcp_propagate_const): Changed formal parameters.
14191 (build_const_val): Changed formal parameters.
14192 (ipcp_insert_stage): Removed useless variable cvalue
14193 (build_const_val): Changed formal parameters.
14194 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
14195 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
14196 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
14197 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
14198 (ipcp_print_func_profile_counts): Changed string from "method" to
14200 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
14201 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
14202 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
14203 (ipcp_structures_print): Renamed to ipcp_print_all_structures
14204 (ipcp_profile_print): Renamed to ipcp_print_profile_data
14205 (ipcp_lat_is_const): Changed parameters and made inline.
14206 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
14207 (ipcp_redirect): Renamed to ipcp_need_redirect_p
14208 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
14209 the predicate condition directly
14210 (ipcp_propagate_stage): Added local variable args. Removed local
14211 variable callee. (Both are mere code simplifications.)
14212 (ipcp_method_dont_insert_const): Renamed to
14213 ipcp_node_not_modifiable_p.
14214 (ipcp_node_not_modifiable_p): Made inline.
14215 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
14216 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
14217 (ipcp_print_all_lattices): Removed variable cvalue
14218 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
14221 2008-05-06 Olivier Hainque <hainque@adacore.com>
14223 * tree-sra.c (try_instantiate_multiple_fields): Early return
14224 if field has POINTER_TYPE.
14226 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
14228 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
14229 by using 'q' specifier for instruction.
14230 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
14232 2008-05-06 Anatoly Sokolov <aesok@post.ru>
14234 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14235 Change mode of zero_extract from QImode to HImode.
14236 (sign bit tests peepholes): (Ditto.).
14238 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
14240 * config/i386/mmx.md: Remove double backslashes from asm templates.
14241 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
14242 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14243 to handle nonimmediate operands.
14244 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
14245 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14246 to handle nonimmediate operands.
14247 (*mmx_<code>v2sf3_finite): New insn pattern.
14248 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
14249 (mmx_<code>v2sf3): New expander. Use
14250 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14251 (mmx_<plusminus_insn><mode>3): New expander. Use
14252 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14253 (*mmx_<plusminus_insn><mode>3): New insn pattern.
14254 (mmx_add<mode>3): Removed.
14255 (mmx_ssadd<mode>3): Ditto.
14256 (mmx_usadd<mode>3): Ditto.
14257 (mmx_sub<mode>3): Ditto.
14258 (mmx_sssub<mode>3): Ditto.
14259 (mmx_ussub<mode>3): Ditto.
14260 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
14261 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
14262 to handle nonimmediate operands.
14263 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
14265 (mmx_smulv4hi3_highpart): New expander. Use
14266 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14267 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
14269 (mmx_umulv4hi3_highpart): New expander. Use
14270 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14271 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
14272 (mmx_<code>v4hi3): New expander. Use
14273 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14274 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
14275 (mmx_<code>v8qi3): New expander. Use
14276 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14277 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
14278 (mmx_<code><mode>3): New expander. Use
14279 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14281 2008-05-05 Jan Hubicka <jh@suse.cz>
14283 PR tree-optimization/36118
14284 * passes.c (pass_init_dump_file): Fix dump header.
14286 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14288 PR middle-end/36141
14289 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14290 VCE for function decls.
14292 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14294 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14296 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14298 * config/i386/i386.md (sat_plusminus): New.
14299 (plusminus_insn): Likewise.
14300 (plusminus_mnemonic): Likewise.
14302 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14303 (*<addsub><mode>3_cc_overflow): Renamed to ...
14304 (*<plusminus_insn><mode>3_cc_overflow): This.
14305 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14306 (*<plusminus_insn>si3_zext_cc_overflow): This.
14308 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14309 (<plusminus_insn><mode>3): This.
14310 (*<addsub><mode>3): Renamed to ...
14311 (*<plusminus_insn><mode>3): This.
14312 (<sse>_vm<addsub><mode>3): Renamed to ...
14313 (<sse>_vm<plusminus_insn><mode>3): This.
14314 (sse3_h<addsub>v4sf3): Renamed to ...
14315 (sse3_h<plusminus_insn>v4sf3): This.
14316 (sse3_h<addsub>v2df3): Renamed to ...
14317 (sse3_h<plusminus_insn>v2df3): This.
14318 (<plusminus_insn><mode>3): New.
14319 (*<plusminus_insn><mode>3): Likewise.
14320 (sse2_<plusminus_insn><mode>3): Likewise.
14321 (add<mode>): Removed.
14322 (*add<mode>3): Likewise.
14323 (sse2_ssadd<mode>3): Likewise.
14324 (sse2_usadd<mode>3): Likewise.
14325 (sub<mode>3): Likewise.
14326 (*sub<mode>3): Likewise.
14327 (sse2_sssub<mode>3): Likewise.
14328 (sse2_ussub<mode>3): Likewise.
14330 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14332 * gthr-single.h: Add in required interface elements as per gthr.h.
14333 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14334 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14335 Generalize UNUSED macro.
14336 (__gthread_once): Add.
14337 (__gthread_key_create): Add.
14338 (__gthread_key_delete): Add.
14339 (__gthread_getspecific): Add.
14340 (__gthread_setspecific): Add.
14342 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14344 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14345 the same size types for the indirect reference on the rhs, then
14348 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14350 * config/i386/i386.md
14351 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14352 one insn template instead of template series.
14353 (*xordi_1_rex64): Ditto.
14354 (*xordi_2_rex64): Ditto.
14356 2008-05-05 Ira Rosen <irar@il.ibm.com>
14358 PR tree-optimization/36119
14359 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14362 2008-06-04 Jan Hubicka <jh@suse.cz>
14364 tree-optimization/36100
14365 * tree-pass.h (pass_O0_always_inline): Declare.
14366 * ipa-inline.c (inline_transform): Remove dead code.
14367 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14368 pass_O0_always_inline): New.
14369 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14371 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14373 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14374 mnemonic in this_param move for TARGET_64BIT.
14376 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14378 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14379 (*strmovsi_rex_1): Ditto.
14380 (*strsetsi_1): Ditto.
14381 (*strsetsi_rex_1): Ditto.
14383 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14384 adddicc expanders using SWI mode iterator.
14386 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14389 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14392 2008-05-04 David S. Miller <davem@davemloft.net>
14394 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14395 (sparc*-*-linux*): Use linux.h in tm_file.
14396 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14397 compiler defaulting to 32-bit.
14398 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14400 * config/sparc/linux.h: Remove definitions now obtained
14401 properly from linux.h
14402 * config/sparc/linux64.h: Likewise.
14403 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14404 don't want this setting for 32-bit builds in a biarch compiler.
14405 * doc/install.texi: Add sparc-linux to list of targets
14406 supporting --enable-targets=all.
14408 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14410 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14412 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14414 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14415 after V4SI_FTYPE_V8HI.
14416 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14417 case V4SI_FTYPE_V2DF.
14419 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14421 * doc/invoke.texi (max-flow-memory-locations): Removed.
14422 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14424 2008-05-03 Richard Guenther <rguenther@suse.de>
14426 PR middle-end/34973
14427 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14429 2008-05-02 David S. Miller <davem@davemloft.net>
14431 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14433 2008-05-02 Simon Baldwin <simonb@google.com>
14436 * c-common.h (warn_array_subscript_range): Removed.
14437 * c-common.c (warn_array_subscript_range): Ditto.
14438 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14439 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14441 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14443 * config/i386/i386.c (ix86_special_builtin_type): New.
14444 (bdesc_special_args): Likewise.
14445 (ix86_expand_special_args_builtin): Likewise.
14446 (ix86_init_mmx_sse_builtins): Updated.
14447 (ix86_expand_builtin): Updated.
14448 (ix86_expand_store_builtin): Removed.
14449 (ix86_expand_unop_builtin): Likewise.
14451 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14452 * config/i386/mmintrin.h (__v2sf): Here.
14454 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14456 (_mm_loadl_pi): Likewise.
14457 (_mm_storeh_pi): Replace __v2si with __v2sf.
14458 (_mm_storel_pi): Likewise.
14460 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14461 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14462 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14463 __builtin_ia32_loadlpd.
14465 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14467 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14468 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14469 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14470 (ix86_init_mmx_sse_builtins): Updated.
14471 (ix86_expand_args_builtin): Likewise.
14472 (ix86_expand_builtin): Likewise.
14473 (ix86_expand_unop1_builtin): Renamed to ...
14474 (ix86_expand_unop_vec_merge_builtin): This.
14476 2008-05-01 Jan Hubicka <jh@suse.cz>
14479 * ipa-inline.c (inline_generate_summary): Make static.
14480 (inline_transform): Do not call inlining at -O0; make static.
14481 * passes.c (execute_todo): Add sanity check.
14482 (execute_one_ipa_transform_pass): Execute proper flags.
14484 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14486 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14487 (DECL_NONADDRESSABLE_P): Likewise.
14488 * alias.c (record_component_aliases): Fix comment.
14490 2008-05-01 Simon Baldwin <simonb@google.com>
14492 * c-common.h (warn_array_subscript_range): New function.
14493 * c-common.c (warn_array_subscript_range): Ditto.
14494 * tree-vrp.c (check_array_ref): Corrected code to agree with
14495 comment, ignoring only arrays of size 0 or size 1.
14496 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14498 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14500 * config/i386/i386.c (ix86_builtin_type): Replace
14501 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14502 (bdesc_args): Updated.
14503 (ix86_init_mmx_sse_builtins): Likewise.
14504 (ix86_expand_args_builtin): Likewise.
14506 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14509 * doc/extend.texi: Correct __builtin_ia32_palignr.
14511 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14514 * config/i386/i386.c (bdesc_crc32): Removed.
14515 (ix86_expand_crc32): Likewise.
14516 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14517 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14518 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14519 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14520 UINT_FTYPE_UINT_UCHAR.
14521 (bdesc_args): Updated. Add crc32 builtins.
14522 (ix86_init_mmx_sse_builtins): Updated.
14523 (ix86_expand_args_builtin): Updated to support subreg.
14525 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14527 2008-05-01 Jan Hubicka <jh@suse.cz>
14529 * tree-pass.h (opt_pass): Add IPA_PASS.
14530 (varpool_node, cgraph_node): Forward declare.
14531 (ipa_opt_pass): Define.
14532 (pass_ipa_inline): Turn into ipa_opt_pass.
14533 (pass_apply_inline): Remove.
14534 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14535 (apply_inline): Turn into ....
14536 (inline_transform): ... this one.
14537 (inline_generate_summary): New function.
14538 (pass_apply_inline): Remove.
14539 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14541 (struct function): Add ipa_transforms_to_apply.
14542 * passes.c (register_one_dump_file): Work on IPA_PASS.
14543 (init_optimization_passes): Remove pass_inline_parameters and
14545 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14546 (execute_one_pass) ... here; apply transforms when possible.
14547 (add_ipa_transform_pass, execute_ipa_summary_asses,
14548 execute_one_ipa_transform_pass): New.
14549 (execute_ipa_pass_list): Update for IPA_PASS type.
14551 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14553 * config/i386/i386.c (ix86_builtin_type): Add
14554 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14555 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14556 (bdesc_args): Add SSE4a builtins.
14557 (ix86_init_mmx_sse_builtins): Updated.
14558 (ix86_expand_args_builtin): Likewise.
14559 (ix86_expand_builtin): Likewise.
14561 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14563 * config/i386/i386.c (ix86_builtin_type): Add
14564 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14565 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14566 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14567 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14568 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14569 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14570 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14571 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14572 and DI_FTYPE_DI_DI_INT.
14573 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14574 (ix86_init_mmx_sse_builtins): Updated.
14575 (ix86_expand_args_builtin): Likewise.
14576 (ix86_expand_builtin): Likewise.
14577 (ix86_expand_binop_imm_builtin): Removed.
14579 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14581 2008-04-30 Richard Guenther <rguenther@suse.de>
14583 PR tree-optimization/32921
14584 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14586 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14588 * config/arm/arm.c (arm_unwind_emit): Use
14589 crtl->all_throwers_are_sibcalls instead of
14590 cfun->all_throwers_are_sibcalls.
14591 (arm_output_fn_unwind): Likewise.
14592 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14593 instead of cfun->uses_pic_offset_table.
14594 (frv_expand_prologue): Likewise.
14595 (frv_frame_pointer_required): Likewise.
14596 (frv_expand_fdpic_call): Likewise.
14597 (frv_emit_movsi): Likewise.
14598 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14599 cfun->returns_pcc_struct instead of
14600 current_function_returns_pcc_struct.
14601 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14602 instead of cfun->calls_eh_return.
14603 (m32c_pushm_popm): Likewise.
14604 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14605 "extern" declaration.
14607 2008-04-30 Richard Guenther <rguenther@suse.de>
14609 PR tree-optimization/21636
14610 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14612 (evaluate_stmt): Print the likely value.
14613 (ccp_visit_stmt): Avoid excessive vertical spacing.
14615 2008-04-30 Rafael Espíndola <espindola@google.com>
14617 * builtins.c (fold_call_expr): Return realret.
14618 * tree-ssa-threadedge.c
14619 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14620 __builtin_object_size.
14622 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14624 * gcc.c (wrapper_string): New variable.
14625 (insert_wrapper): New function.
14626 (execute): New option -wrapper.
14627 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14629 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14631 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14632 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14633 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14635 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14636 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14637 config/rs6000/e500crtres64gprctr.asm,
14638 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14639 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14640 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14641 config/rs6000/e500crtsav64gprctr.asm,
14642 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14643 config/rs6000/e500crtsavg64gprctr.asm: New files.
14644 * config/rs6000/t-ppccomm: Add build rules for new files.
14645 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14646 * config/rs6000/t-netbsd: Add build rules for new files.
14647 (LIB2FUNCS_STATIC_EXTRA): New variable.
14648 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14649 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14650 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14652 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14654 * config/i386/i386.c (ix86_builtin_type): Add
14655 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14656 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14657 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14658 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14659 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14660 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14661 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14662 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14663 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14664 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14665 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14666 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14667 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14668 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14669 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14670 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14671 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14672 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14673 V1DI_FTYPE_V2SI_V2SI.
14674 (bdesc_2arg): Moved to ...
14675 (bdesc_args): Here.
14676 (ix86_init_mmx_sse_builtins): Updated.
14677 (ix86_expand_args_builtin): Updated. Take a pointer
14678 to const struct builtin_description. Handle comparison
14680 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14681 (ix86_expand_builtin): Updated.
14683 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14684 (ssse3_pmaddubsw128): This.
14685 (ssse3_pmaddubswv4hi3): Renamed to ...
14686 (ssse3_pmaddubsw): This.
14688 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14689 (__builtin_ia32_packssdw128): Likewise.
14690 (__builtin_ia32_packuswb128): Likewise.
14691 (__builtin_ia32_pmaddubsw): Likewise.
14692 (__builtin_ia32_pmaddubsw128): Likewise.
14694 2008-04-30 Richard Guenther <rguenther@suse.de>
14696 PR tree-optimization/14847
14697 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14698 (recognize_bits_test): Use it.
14699 (recognize_single_bit_test): Likewise.
14701 2008-04-30 Martin Jambor <mjambor@suse.cz>
14703 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14704 instead of setting number of formal parameters to zero.
14705 (ipcp_init_stage): Do not set the number of actual parameters to zero
14707 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14708 which are called with variable number of arguments.
14709 (ipcp_insert_stage): Explicitely skipping all nodes which are
14710 called with variable number of arguments.
14711 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14712 number of parameters.
14714 * ipa-prop.h (struct ipa_node_params): Added flag
14715 called_with_var_arguments
14716 (ipa_set_param_count): Added. Changed sole setter to use it.
14717 (ipa_get_param_count): Added. All readers of param_count
14718 converted to use it instead.
14719 (ipa_set_called_with_variable_arg): Added.
14720 (ipa_is_called_with_var_arguments): Added.
14721 (ipa_get_ith_param): Added. All readers of param_decls converted
14723 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14725 (ipa_get_cs_argument_count): Added, all readers of argument_count
14727 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14730 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14731 (struct ipcp_lattice): Renamed cval_type to type
14732 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14734 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14735 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14736 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14737 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14738 (build_const_val): Changed the type of parameter cvalue to tree
14739 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14740 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14742 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14745 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14746 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14747 (ipa_add_method): Renamed to ipa_push_func_to_list
14748 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14749 (ipa_callsite_param_count): Removed.
14750 (ipa_callsite_param_count_set): Removed.
14751 (ipa_callsite_param): Removed.
14752 (ipa_callsite_callee): Removed.
14753 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14754 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14755 (ipa_method_formal_count): Removed.
14756 (ipa_method_formal_count_set): Removed.
14757 (ipa_method_get_tree): Removed.
14758 (ipa_method_tree_map_create): Removed.
14759 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14760 (ipa_create_param_decls_array): Creates the array itself
14761 (ipa_create_param_decls_array): Temporary variable info instead of
14762 a few dereferences.
14763 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14764 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14765 (get_type): Removed.
14766 (ipa_jf_get_info_type): Removed.
14767 (ipa_node_create): Renamed to ipa_create_node_params
14768 (ipa_free): Renamed to ipa_free_all_node_params
14769 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14770 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14771 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14772 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14773 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14774 ipa_free_all_edge_args
14775 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14776 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14777 (ipa_create_methodlist_node): Removed.
14778 (ipa_methodlist_method): Removed.
14779 (ipa_methodlist_method_set): Removed.
14780 (ipa_methodlist_next_method): Removed.
14781 (ipa_methodlist_next_method_set): Removed.
14782 (ipa_method_is_modified): Removed.
14783 (ipa_method_modify_create): Removed.
14784 (ipa_method_modify_init): Temporary variable info instead of a few
14786 (ipa_detect_param_modifications): Temporary variable info instead of
14787 a few dereferences.
14788 (ipa_compute_jump_functions): Temporary variable info instead of
14789 a few dereferences.
14790 (ipa_method_modify_set): Removed.
14791 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14792 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14793 than craph_node as the first parameter.
14794 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14795 (ipa_method_modify_init): Removed.
14796 (ipa_compute_jump_functions): Added a temp variable instead of
14797 repeatadly dereferencing the cgraph_edge.aux pointer
14798 (ipa_callsite_param_set_type): Removed.
14799 (ipa_compute_jump_functions): i renamed to index and moved to
14801 (ipa_callsite_param_set_info_type_formal): Removed.
14802 (ipa_callsite_param_set_info_type): Removed.
14803 (ipa_callsite_param_map_create): Removed.
14804 (ipa_callsite_tree): Removed.
14805 (ipa_callsite_caller): Removed.
14806 (ipa_pop_func_from_list): return_method removed to return_func
14808 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14809 prefixed all values with IPA_. Changed all users.
14810 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14811 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14812 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14813 (union parameter_info): Renamed to jump_func_value.
14814 (union jump_func_value): Renamed value to constant
14815 (struct ipa_jump_func): Renamed info_type to value
14816 (struct ipa_node): Renamed to ipa_node_params
14817 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14818 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14819 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14820 (struct ipa_edge): Renamed to ipa_edge_args
14821 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14822 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14823 (struct ipa_methodlist): Renamed to ipa_func_list
14824 (struct ipa_func_list): method_p renamed to node, next_method
14826 (ipa_methodlist_p): Removed, switched all users to struct pointer
14827 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14829 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14831 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14832 (rs6000_emit_epilogue): Use backchain to restore only when we
14833 have a large frame. Make use of frame pointer to restore if we
14834 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14836 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14838 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14839 Add mode to zero_extract.
14840 (sign bit tests peepholes): (Ditto.).
14842 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14844 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14845 Instructions in comments with SSE3.
14846 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14847 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14848 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14849 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14850 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14851 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14852 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14853 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14854 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14855 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14856 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14857 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14858 (bdesc_sse_args): Renamed to ...
14859 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14860 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14861 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14862 IX86_BUILTIN_FABSQ.
14863 (bdesc_1arg): Moved to ...
14864 (bdesc_args): Here.
14865 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14866 Instructions in comments with SSE3.
14867 (ix86_expand_sse_operands_builtin): Renamed to ...
14868 (ix86_expand_args_builtin): This. Updated.
14869 (ix86_expand_unop1_builtin): Update comments.
14870 (ix86_expand_builtin): Updated.
14872 2008-04-29 Richard Guenther <rguenther@suse.de>
14874 PR tree-optimization/36078
14875 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14876 Update virtual SSA form after cleaning up the CFG.
14878 2008-04-29 Richard Guenther <rguenther@suse.de>
14880 PR middle-end/15255
14881 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14883 2008-04-29 Richard Guenther <rguenther@suse.de>
14885 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14886 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14887 (compute_flow_insensitive_aliasing): Do not treat
14888 PTR_IS_REF_ALL pointers special.
14889 (get_smt_for): Likewise.
14890 (may_alias_p): Re-structure.
14891 (is_escape_site): A ref-all pointer conversion is not an escape site.
14892 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14893 PTR_IS_REF_ALL pointers special.
14894 * tree-ssa-structalias.h (struct alias_info): Remove
14895 ref_all_symbol_mem_tag field.
14896 (PTR_IS_REF_ALL): Remove.
14898 2008-04-29 Richard Guenther <rguenther@suse.de>
14900 PR middle-end/36077
14901 * fold-const.c (extract_muldiv_1): In combining division constants
14902 make sure to never overflow.
14904 2008-04-29 Nick Clifton <nickc@redhat.com>
14906 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14908 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14911 * optc-gen.awk: Work around HP-UX/IA awk bug.
14913 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14915 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14918 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14921 * config/i386/i386.md
14922 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14923 Change operand 1 predicate to nonimmediate_operand.
14925 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14928 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14930 * gengtype.c (walk_type, write_func_for_structure): Handle
14932 * doc/gty.texi: Document chain_circular.
14934 2008-04-28 Richard Guenther <rguenther@suse.de>
14936 PR tree-optimization/36066
14937 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14940 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14943 * config/i386/i386.md
14944 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14945 Use match_scratch instead of match_operand for operands 3 and 4.
14947 2008-04-27 Richard Guenther <rguenther@suse.de>
14949 PR tree-optimization/18754
14950 PR tree-optimization/34223
14951 * tree-pass.h (pass_complete_unrolli): Declare.
14952 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14953 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14954 Rewrite loop into loop closed SSA form if it is not already.
14955 (tree_unroll_loops_completely): Re-structure to iterate over
14956 innermost loops with intermediate CFG cleanups.
14957 Unroll outermost loops only if requested or the code does not grow
14959 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14960 loops are available.
14961 (tree_vectorize): Instead do so here.
14962 (tree_complete_unroll): Also unroll outermost loops.
14963 (tree_complete_unroll_inner): New function.
14964 (gate_tree_complete_unroll_inner): Likewise.
14965 (pass_complete_unrolli): New pass.
14966 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14967 uses outside of the loop.
14968 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14969 form if it is available.
14970 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14971 * passes.c (init_optimization_passes): Schedule complete inner
14972 loop unrolling pass before the first CCP pass after final inlining.
14974 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14976 * targhooks.h (default_emutls_var_fields,
14977 default_emutls_var_init): Declare.
14978 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14979 * target.h (struct gcc_target): Add struct emutls member.
14980 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14981 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14982 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14983 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14984 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14985 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14986 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14987 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14988 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14989 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14990 emit debug information.
14991 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14992 * varasm.c: Include targhooks.h.
14993 (emutls_object_section, emutls_tmpl_section): New.
14994 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14995 (EMUTLS_SEPARATOR): New.
14996 (prefix_name): New.
14997 (get_emutls_object_name): New.
14998 (default_emutls_var_fields): New, broken out of ...
14999 (get_emutls_object_type): ... here. Adjust to use target hooks.
15000 (get_emutls_init_templ_addr): Adjust to use target hooks.
15001 (emutls_decl): Adjust to use target hooks.
15002 (emutls_finish): Likewise.
15003 (default_emutls_var_init): New, broken out of ...
15004 (assemble_variable): ... here. Adjust to use target hooks.
15005 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
15006 SECCAT_EMUTLS_TMPL.
15007 * c-common.c (handle_section_attribute): Prevent overriding
15008 sections for emulated tls with special sections.
15009 * config/i386/i386.c (x86_64_elf_select_section): Add
15010 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
15011 (x86_64_elf_unique_section): Likewise.
15012 * config/vxworks.c: Include tree.h.
15013 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
15014 (vxworks_override_options): Set TLS scheme.
15015 * doc/tm.texi (Emulated TLS): New node.
15017 2008-04-26 Simon Baldwin <simonb@google.com>
15020 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
15021 with propagated string constants.
15023 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
15025 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
15026 constraint for operand 2 when operand 0 is memory operand.
15027 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
15028 operand 0 is memory operand.
15029 (fix_trunc<mode>_i387_with_temp): Ditto.
15030 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
15031 operand 2 when operand 1 is memory operand.
15032 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
15033 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
15034 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
15035 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15036 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
15037 operands 2,3 and 4 when operand 1 is memory operand.
15038 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
15040 (fistdi2_floor_with_temp): Ditto.
15041 (fist<mode>2_floor_with_temp): Ditto.
15042 (fistdi2_ceil_with_temp): Ditto.
15043 (fist<mode>2_ceil_with_temp): Ditto.
15044 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
15046 2008-04-26 David Daney <ddaney@avtrex.com>
15048 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
15050 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
15051 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15052 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15053 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
15054 (compare_and_swap_12): New insn.
15055 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
15056 * config/mips/mips.c (mips_force_binary): New function.
15057 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
15058 (mips_expand_compare_and_swap_12): New function.
15059 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
15061 2008-04-25 Jan Hubicka <jh@suse.cz>
15064 * cfgexpand.c (pass_expand): Turn into RTL pass.
15065 * passes.c (execute_one_pass): Do pass typechecking after execution.
15066 * tree-pass.h (pass_expand): Turn into RTL pass.
15068 * function.h (struct rtl_data): Move here fields
15069 accesses_prior_frames, calls_eh_return, saves_all_registers,
15070 has_nonlocal_goto, has_asm_statement, is_thunk,
15071 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
15072 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
15073 arg_pointer_save_area_init from struct function; turn into bool.
15074 (struct function): Move
15075 calls_eh_return, saves_all_registers, has_nonlocal_goto,
15076 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
15077 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
15078 tail_call_emit, arg_pointer_save_area_init
15079 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
15080 (current_function_returns_struct, current_function_returns_pcc_struct,
15081 current_function_calls_setjmp, current_function_calls_alloca,
15082 current_function_accesses_prior_frames,
15083 current_function_calls_eh_return, current_function_is_thunk,
15084 current_function_stdarg, current_function_profile,
15085 current_function_limit_stack, current_function_uses_pic_offset_table,
15086 current_function_uses_const_pool, current_function_has_nonlocal_label,
15087 current_function_saves_all_registers,
15088 current_function_has_nonlocal_goto,
15089 current_function_has_asm_statement): Remove accesor macros.
15090 * ra-conflict.c (global_conflicts): Update.
15091 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
15092 (suitable_for_tail_call_opt_p): Update.
15093 * builtins.c (expand_builtin_return_addr): Update.
15094 (expand_builtin_setjmp_setup): Update.
15095 (expand_builtin_nonlocal_goto): Update.
15096 * final.c (final_start_function): Update.
15097 (profile_function): Update.
15098 (leaf_function_p): Update.
15099 (only_leaf_regs_used): Update.
15100 * df-scan.c (df_get_exit_block_use_set): Update.
15101 * dojump.c (clear_pending_stack_adjust): Update.
15102 * tree-stdarg.c (gate_optimize_stdarg): Update.
15103 * gimple-low.c (lower_function_body): Update.
15104 * global.c (compute_regsets): Update.
15105 (global_alloc): Update.
15106 * dwarf2out.c (dwarf2out_begin_prologue): Update.
15107 * expr.c (expand_assignment): Update.
15108 * dse.c (dse_step0): Update.
15109 (dse_step1): Update.
15110 * c-decl.c (store_parm_decls): Update.
15111 * local-alloc.c (combine_regs): Update.
15112 (find_free_reg): Update.
15113 * function.c (assign_parms_augmented_arg_list): Update.
15114 (assign_parm_find_data_types): Update.
15115 (assign_parms): Update.
15116 (allocate_struct_function): Update.
15117 (expand_function_start): Update.
15118 (expand_function_end): Update.
15119 (get_arg_pointer_save_area): Update.
15120 (thread_prologue_and_epilogue_insns): Update.
15121 (rest_of_match_asm_constraints): Update.
15122 * stor-layout.c (variable_size): Update.
15123 * gcse.c (gcse_main): Update.
15124 (bypass_jumps): Update.
15125 * gimplify.c (gimplify_function_tree): Update.
15126 * calls.c (emit_call_1): Update.
15127 (expand_call): Update.
15128 * bt-load.c (compute_defs_uses_and_gen): Update.
15129 * except.c (sjlj_assign_call_site_values): Update.
15130 (sjlj_emit_function_enter): Update.
15131 (can_throw_external): Update.
15132 (set_nothrow_function_flags): Update.
15133 (expand_builtin_unwind_init): Update.
15134 (expand_eh_return): Update.
15135 (convert_to_eh_region_ranges): Update.
15136 (output_function_exception_table): Update.
15137 * emit-rtl.c (gen_tmp_stack_mem): Update.
15138 * cfgexpand.c (expand_used_vars): Update.
15139 (tree_expand_cfg): Update.
15140 * cfgcleanup.c (rest_of_handle_jump): Update.
15141 * explow.c (allocate_dynamic_stack_space): Update.
15142 * varasm.c (assemble_start_function): Update.
15143 (force_const_mem): Update.
15144 (mark_constant_pool): Update.
15145 * tree-optimize.c (tree_rest_of_compilation): Update.
15146 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
15147 * tree-cfg.c (notice_special_calls): Update.
15148 (is_ctrl_altering_stmt): Update.
15149 (tree_can_make_abnormal_goto): Update.
15150 (tree_purge_dead_abnormal_call_edges): Update.
15151 * config/alpha/predicates.md: Update.
15152 * config/alpha/alpha.c (alpha_sa_mask): Update.
15153 (alpha_sa_size): Update.
15154 (alpha_does_function_need_gp): Update.
15155 (alpha_expand_prologue): Update.
15156 (alpha_start_function): Update.
15157 (alpha_output_function_end_prologue): Update.
15158 (alpha_expand_epilogue): Update.
15159 * config/frv/frv.c (frv_stack_info): Update.
15160 (frv_expand_epilogue): Update.
15161 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
15162 (s390_register_info): Update.
15163 (s390_frame_info): Update.
15164 (s390_init_frame_layout): Update.
15165 (s390_can_eliminate): Update.
15166 (save_gprs): Update.
15167 * config/spu/spu.c (spu_split_immediate): Update.
15168 (need_to_save_reg): Update.
15169 (spu_expand_prologue): Update.
15170 (spu_expand_epilogue): Update.
15171 * config/sparc/sparc.md: Update.
15172 * config/sparc/sparc.c (eligible_for_return_delay): Update.
15173 (sparc_tls_got): Update.
15174 (legitimize_pic_address): Update.
15175 (sparc_emit_call_insn): Update.
15176 (sparc_expand_prologue): Update.
15177 (output_return): Update.
15178 (print_operand): Update.
15179 (sparc_function_ok_for_sibcall): Update.
15180 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
15181 * config/m32r/m32r.md: Update.
15182 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
15183 (m32r_compute_frame_size): Update.
15184 (m32r_expand_prologue): Update.
15185 (m32r_expand_epilogue): Update.
15186 (m32r_legitimize_pic_address): Update.
15187 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
15188 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15189 * config/i386/i386.c (ix86_frame_pointer_required): Update.
15190 (gen_push): Update.
15191 (ix86_save_reg): Update.
15192 (ix86_compute_frame_layout): Update.
15193 (ix86_expand_prologue): Update.
15194 (ix86_expand_epilogue): Update.
15195 * config/sh/sh.c (output_stack_adjust): Update.
15196 (calc_live_regs): Update.
15197 (sh5_schedule_saves): Update.
15198 (sh_expand_prologue): Update.
15199 (sh_expand_epilogue): Update.
15200 (sh_setup_incoming_varargs): Update.
15201 (sh_allocate_initial_value): Update.
15202 (sh_get_pr_initial_val): Update.
15203 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
15204 * config/sh/sh.md (label:): Update.
15205 * config/avr/avr.c (out_movhi_mr_r): Update.
15206 * config/crx/crx.h (enum): Update.
15207 * config/xtensa/xtensa.h (along): Update.
15208 * config/stormy16/stormy16.c Update.
15209 (xstormy16_compute_stack_layout): Update.
15210 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
15211 (fr30_expand_prologue): Update.
15212 * config/cris/cris.c (cris_conditional_register_usage): Update.
15213 (cris_reg_saved_in_regsave_area): Update.
15214 (cris_initial_frame_pointer_offset): Update.
15215 (cris_simple_epilogue): Update.
15216 (cris_expand_prologue): Update.
15217 (cris_expand_epilogue): Update.
15218 (cris_expand_pic_call_address): Update.
15219 (cris_asm_output_symbol_ref): Update.
15220 (cris_asm_output_label_ref): Update.
15221 * config/cris/cris.md Update.
15222 * config/iq2000/iq2000.c (compute_frame_size): Update.
15223 (iq2000_expand_epilogue): Update.
15224 * config/mt/mt.h (save_direction): Update.
15225 * config/mn10300/mn10300.c (mn10300_function_value): Update.
15226 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15227 (ia64_secondary_reload_class): Update.
15228 * config/m68k/m68k.c (m68k_save_reg): Update.
15229 (m68k_expand_prologue): Update.
15230 (m68k_expand_epilogue): Update.
15231 (legitimize_pic_address): Update.
15232 * config/rs6000/rs6000.c (rs6000_got_register): Update.
15233 (first_reg_to_save): Update.
15234 (first_altivec_reg_to_save): Update.
15235 (compute_vrsave_mask): Update.
15236 (compute_save_world_info): Update.
15237 (rs6000_stack_info): Update.
15238 (spe_func_has_64bit_regs_p): Update.
15239 (rs6000_ra_ever_killed): Update.
15240 (rs6000_emit_eh_reg_restore): Update.
15241 (rs6000_emit_allocate_stack): Update.
15242 (rs6000_emit_prologue): Update.
15243 (rs6000_emit_epilogue): Update.
15244 (rs6000_output_function_epilogue): Update.
15245 (output_profile_hook): Update.
15246 (rs6000_elf_declare_function_name): Update.
15247 * config/rs6000/rs6000.h (rs6000_args): Update.
15248 * config/rs6000/rs6000.md: Update.
15249 * config/mcore/mcore.c (mcore_expand_prolog): Update.
15250 * config/arc/arc.c (arc_output_function_epilogue): Update.
15251 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
15252 * config/darwin.c (machopic_function_base_name): Update.
15253 * config/score/score3.c (score3_compute_frame_size): Update.
15256 (score3_epilogue): Update.
15257 * config/score/score7.c (score7_compute_frame_size): Update.
15258 (score7_prologue): Update.
15259 (score7_epilogue): Update.
15260 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
15261 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15262 * config/arm/arm.c (use_return_insn): Update.
15263 (require_pic_register): Update.
15264 (arm_load_pic_register): Update.
15265 (arm_compute_save_reg0_reg12_mask): Update.
15266 (arm_compute_save_reg_mask): Update.
15267 (thumb1_compute_save_reg_mask): Update.
15268 (output_return_instruction): Update.
15269 (arm_output_function_prologue): Update.
15270 (arm_output_epilogue): Update.
15271 (arm_get_frame_offsets): Update.
15272 (arm_expand_prologue): Update.
15273 (thumb_pushpop): Update.
15274 (thumb_exit): Update.
15275 (thumb1_expand_prologue): Update.
15276 (thumb1_expand_epilogue): Update.
15277 (arm_unwind_emit): Update.
15278 (arm_output_fn_unwind): Update.
15279 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
15280 * config/arm/arm.md: Update.
15281 * config/pa/pa.md: Update.
15282 * config/pa/pa.c (legitimize_pic_address): Update.
15283 (compute_frame_size): Update.
15284 (hppa_expand_prologue): Update.
15285 (hppa_expand_epilogue): Update.
15286 (borx_reg_operand): Update.
15287 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15288 (HARD_REGNO_RENAME_OK): Update.
15289 * config/mips/mips.c (mips_global_pointer): Update.
15290 (mips_save_reg_p): Update.
15291 (mips_compute_frame_info): Update.
15292 (mips_frame_pointer_required): Update.
15293 (mips_expand_prologue): Update.
15294 (mips_expand_epilogue): Update.
15295 (mips_can_use_return_insn): Update.
15296 (mips_reorg_process_insns): Update.
15297 * config/v850/v850.c (compute_register_save_size): Update.
15298 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15299 * config/mmix/mmix.c (along): Update.
15300 (mmix_expand_epilogue): Update.
15301 * config/bfin/bfin.c (legitimize_pic_address): Update.
15302 (must_save_p): Update.
15303 (stack_frame_needed_p): Update.
15304 (add_to_reg): Update.
15305 (bfin_expand_prologue): Update.
15306 * stmt.c (expand_asm_operands): Update.
15307 * reload1.c (reload): Update.
15308 (init_elim_table): Update.
15310 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15312 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15314 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15316 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15317 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15318 (mov<mode>): Removed.
15319 (*movv4sf_internal): Likewise.
15320 (*movv2df_internal): Likewise.
15322 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15324 * config.gcc (crx-*-elf): Remove deprecation.
15326 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15328 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15329 __gcc_deregister_frame with atexit.
15330 (deregister_frame_dtor): Remove.
15332 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15333 Nathan Sidwell <nathan@codesourcery.com>
15335 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15337 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15338 (rs6000_isel): Likewise.
15339 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15340 (rs6000_isel): New variable.
15341 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15343 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15346 * c-common.c (handle_vector_size_attribute): Call
15347 lang_hooks.types.reconstruct_complex_type instead of
15348 reconstruct_complex_type.
15349 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15350 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15351 * langhooks.h (struct lang_hooks_for_types): Add
15352 reconstruct_complex_type hook.
15353 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15354 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15356 2008-04-24 Richard Guenther <rguenther@suse.de>
15358 * c-common.h (check_builtin_function_arguments): Declare.
15359 * c-common.c (validate_nargs): New function.
15360 (check_builtin_function_arguments): Likewise.
15361 * c-typeck.c (build_function_call): Call
15362 check_builtin_function_arguments.
15363 * builtins.c (fold_builtin_classify): Remove error reporting code.
15364 (fold_builtin_unordered_cmp): Likewise.
15365 (fold_builtin_1): Likewise.
15366 (fold_builtin_n): Likewise.
15368 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15370 PR tree-optimization/36008
15371 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15372 the original op1, rather than delta by step.
15374 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15375 Sebastian Pop <sebastian.pop@amd.com>
15377 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15378 eliminate_local_variables_stmt, eliminate_local_variables,
15379 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15380 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15381 of code delimited by two edges in the CFG.
15382 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15383 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15384 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15385 the case of parallelisation of reductions.
15386 (expr_invariant_in_region_p): New.
15388 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15389 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15391 2008-04-24 Ira Rosen <irar@il.ibm.com>
15392 Richard Guenther <rguenther@suse.de>
15394 PR tree-optimization/36034
15395 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15396 incapable of dealing with loads with gaps.
15398 2008-04-24 Rafael Espíndola <espindola@google.com>
15400 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15401 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15402 vrp_evaluate_conditional.
15403 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15404 (vrp_evaluate_conditional): Split the cond argument.
15405 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15406 (simplify_stmt_for_jump_threading): Update call to
15407 vrp_evaluate_conditional.
15409 2008-04-24 Ira Rosen <irar@il.ibm.com>
15411 PR tree-optimization/35982
15412 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15413 interleaved data-refs are of the same type.
15415 2008-04-24 Danny Smith <dannysmith@users.net>
15417 * c-format.c (check_format_info_main): Use strncmp rather than a
15418 magic prefix to handle multichar length specs.
15419 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15420 Don't prefix "I64" and "I32" with '\0'.
15422 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15425 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15426 in registers for -m32 only if stdarg_p (fntype).
15428 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15430 PR rtl-optimization/36006
15431 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15432 temp to op0 in order to avoid invalid rtx sharing.
15434 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15436 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15437 check TREE_INVARIANT.
15438 * tree-gimple.c (is_gimple_address): New.
15439 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15440 * tree-gimple.h (is_gimple_address): New.
15441 * tree.h (decl_address_invariant_p): New.
15442 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15443 (build_string): Likewise.
15444 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15445 (tree_invariant_p_1): Likewise.
15446 (save_expr): Use it.
15447 (tree_invariant_p): New.
15448 (skip_simple_arithmetic): Use it.
15449 (stabilize_reference_1): Use it.
15450 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15452 (build1_stat): Drop code to compute TREE_INVARIANT.
15453 (build2_stat): Drop code to compute TREE_INVARIANT.
15454 (build3_stat): Drop code to compute TREE_INVARIANT.
15455 (build4_stat): Drop code to compute TREE_INVARIANT.
15456 (build5_stat): Drop code to compute TREE_INVARIANT.
15457 (build7_stat): Drop code to compute TREE_INVARIANT.
15458 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15459 * tree.h (struct tree_base): Remove invariant_flag.
15460 (TREE_INVARIANT): Remove.
15461 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15462 (fold_builtin_expect): Check TREE_CONSTANT.
15463 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15464 * c-tree.h (c_expr_to_decl): Drop third parameter.
15465 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15466 (build_c_cast): Don't set TREE_INVARIANT.
15467 (pop_init_level): Don't set TREE_INVARIANT.
15468 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15469 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15471 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15472 (gimplify_addr_expr): Adjust comment.
15473 * tree-mudflap.c (mf_build_string):
15474 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15475 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15476 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15477 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15478 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15479 * langhooks.h (struct lang_hooks): Drop third parameter from
15482 2008-04-23 Richard Guenther <rguenther@suse.de>
15484 PR tree-optimization/27799
15485 PR tree-optimization/32921
15486 PR tree-optimization/32624
15487 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15488 SMTs aliases and the tag itself into the solution.
15489 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15490 merge the points-to solution back into the SMT aliases.
15491 (may_alias_p): Use alias_set_subset_of instead of
15492 aliases_conflict_p. A pointer which points to
15493 memory with alias set zero may access any variable.
15495 2008-04-23 Richard Guenther <rguenther@suse.de>
15497 * alias.c (alias_set_subset_of): Correctly handle asking
15498 if zero is a subset of an alias set with zero child.
15499 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15500 (compute_flow_insensitive_aliasing): Correctly walk all
15501 pointers. Do not unnecessarily union sets.
15503 2008-04-23 Richard Guenther <rguenther@suse.de>
15505 PR middle-end/36021
15506 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15508 2008-04-22 Tomas Bily <tbily@suse.cz>
15510 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15512 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15514 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15515 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15516 * tree-inline.c (estimate_num_insns_1): Likewise.
15517 * varasm.c (const_hash_1, compare_constant, copy_constant)
15518 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15519 * emit-rtl.c (component_ref_for_mem_expr)
15520 (set_mem_attributes_minus_bitpos): Likewise.
15521 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15522 (is_aligning_offset): Likewise.
15523 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15524 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15525 * dojump.c (do_jump): Likewise.
15526 * builtins.c (get_pointer_alignment, get_memory_rtx)
15527 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15528 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15530 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15532 PR rtl-optimization/36017
15533 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15534 expanding the library call.
15536 2008-04-22 Ian Lance Taylor <iant@google.com>
15538 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15539 than size_in_bytes.
15541 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15543 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15544 of LR/CTR moves for Power6.
15546 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15548 PR middle-end/36003
15549 * passes.c (init_optimization_passes): Remove
15550 pass_fast_rtl_byte_dce.
15552 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15555 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15556 builtin functions to generate faster code.
15557 (_mm_cvtpu16_ps): Ditto.
15558 (_mm_cvtpi32x2_ps): Ditto.
15560 2008-04-22 Nick Clifton <nickc@redhat.com>
15562 * common.opt (ftree-loop-distribution): Add Optimization
15565 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15566 (frv_expand_builtin_va_start): Likewise.
15568 * config/arm/arm.c (thumb_find_work_register): Fix location of
15569 argument register count.
15571 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15573 Support scheduling for ColdFire V1 and V3 microarchitecture.
15574 Improve scheduling of multiplication instructions.
15576 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15577 (mac): New instruction attribute.
15578 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15579 (m68k_sched_mac): New variable.
15580 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15581 Handle cfv1 and cfv3.
15582 (max_insn_size): New static variable.
15583 (struct _sched_ib): New type.
15584 (sched_ib): New static variable.
15585 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15586 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15587 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15589 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15590 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15591 new variables. Update.
15592 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15593 Add modeling of cfv3 instruction buffer. Update.
15594 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15595 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15596 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15597 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15598 a particular reservation applies to.
15599 (type2): Reorganize attribute values. Rename alu to alu_reg,
15600 alu_l to alu, move_l to omove. Join move to alu. Split mul
15601 to mul_l and mul_w.
15602 (cf_ib_*): Simplify description of instruction buffer.
15603 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15604 (cf_mem): Split into cf_mem1 and cf_mem2.
15605 (cf_v2_move_??): Rename to cfv12_alu_??.
15606 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15607 (cf_v2_mul_??): Remove reservations.
15608 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15609 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15610 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15612 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15613 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15614 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15615 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15616 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15617 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15618 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15619 expansions of the above reservations for instructions of sizes
15622 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15624 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15626 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15628 * coverage.c: Include tree-pass.h.
15629 (coverage_counter_alloc): Print da_file_name to the dump file.
15631 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15633 * sbitmap.c (sbitmap_range_empty_p): New function.
15634 * sbitmap.h (sbitmap_range_empty_p): New function.
15635 * bitmap.h: Now includes obstack.h.
15637 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15638 Kenneth Zadeck <zadeck@naturalbridge.com>
15640 * dbgcnt.def (ra_byte_scan): Added.
15641 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15642 when the last hit happens for a counter.
15643 * timevar.def (TV_DF_BYTE_LR): New variable.
15644 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15645 * passes.c (pass_fast_rtl_byte_dce): New pass.
15646 * fwprop.c (update_df): Added mode to call df_ref_create.
15647 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15648 DF_REF_EXTRACT_OFFSET.
15649 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15650 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15652 (df_ref_extract): Added mode field.
15653 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15654 DF_REF_EXTRACT_OFFSET.
15655 (DF_REF_EXTRACT_MODE): New macro.
15656 (df_byte_lr_bb_info): New structure.
15657 (df_print_byte_regset, df_compute_accessed_bytes,
15658 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15659 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15660 df_byte_lr_simulate_uses,
15661 df_byte_lr_simulate_artificial_refs_at_top,
15662 df_byte_lr_simulate_artificial_refs_at_end,
15663 df_compute_accessed_bytes): New function.
15664 (df_ref_create): Add parameter.
15665 (df_byte_lr_get_bb_info): New inline function.
15666 * df-scan.c (df_ref_record, df_uses_record,
15667 df_ref_create_structure): Added mode parameter.
15668 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15669 df_defs_record, df_uses_record, df_get_conditional_uses,
15670 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15671 df_entry_block_defs_collect, df_exit_block_uses_collect):
15672 Added mode parameter to calls to df_ref_record, df_uses_record,
15673 df_ref_create_structure.
15674 (df_ref_equal_p, df_ref_compare): Added test for modes.
15675 (df_ref_create_structure): Added code to set mode. Renamed
15676 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15677 DF_REF_EXTRACT_OFFSET.
15678 * df-core.c (df_print_byte_regset): New function.
15679 * df-byte-scan.c: New file.
15680 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15681 calls to BITMAP_FREE.
15682 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15683 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15684 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15685 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15686 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15687 df_byte_lr_local_compute, df_byte_lr_init,
15688 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15689 df_byte_lr_transfer_function, df_byte_lr_free,
15690 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15691 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15692 df_byte_lr_simulate_uses,
15693 df_byte_lr_simulate_artificial_refs_at_top,
15694 df_byte_lr_simulate_artificial_refs_at_end): New function.
15695 * dce.c (byte_dce_process_block): New function.
15696 (dce_process_block): au is now passed in rather than computed
15697 locally. Changed loops that look at artificial defs to not look
15698 for conditional or partial ones, because there never are any.
15699 (fast_dce): Now is able to drive byte_dce_process_block or
15700 dce_process_block depending on the kind of dce being done.
15701 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15702 (rest_of_handle_fast_byte_dce): New function.
15703 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15704 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15706 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15709 * gcc.h: Added fortran options that take arguments to
15710 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15713 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15715 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15716 scalarization if on the LHS and not a full access.
15718 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15720 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15722 2008-04-18 Rafael Espíndola <espindola@google.com>
15724 * tree-vrp.c (find_case_label_index): Fix the binary search.
15725 (find_case_label_range): New.
15726 (vrp_visit_switch_stmt): Use find_case_label_range.
15727 (simplify_switch_using_ranges): Use find_case_label_range.
15729 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15731 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15732 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15734 2008-04-18 Tom Tromey <tromey@redhat.com>
15737 * doc/cpp.texi (Implementation-defined behavior): Mention
15740 2008-04-18 Ian Lance Taylor <iant@google.com>
15742 * fold-const.c (pointer_may_wrap_p): New static function.
15743 (fold_comparison): Add another test for pointer overflow. Use
15744 pointer_may_wrap_p to disable some false positives.
15746 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15748 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15749 (fname_as_string): Match updated cpp_interpret_string prototype.
15750 (fix_string_type): Support char16_t* and char32_t*.
15751 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15752 derivative) nodes. Register as builtin if C++0x.
15753 (c_parse_error): Support CPP_CHAR{16,32}.
15754 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15755 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15756 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15757 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15758 CTI_CHAR32_ARRAY_TYPE>: New elements.
15759 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15760 char32_type_node, signed_char32_type_node, char16_array_type_node,
15761 char32_array_type_node): New defines.
15762 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15763 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15764 (lex_string): Support CPP_STRING{16,32}, match updated
15765 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15766 (lex_charconst): Support CPP_CHAR{16,32}.
15767 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15768 and CPP_STRING{16,32}.
15770 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15773 * aclocal.m4: Regenerate.
15774 * configure: Regenerate.
15776 2008-04-18 Jan Hubicka <jh@suse.cz>
15778 * except.c (dw2_size_of_call_site_table,
15779 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15781 * cgraphbuild.c (build_cgraph_edges): Update.
15782 * tree-pass.h: Update comment.
15783 * final.c (leaf_function_p): Update.
15784 (leaf_renumber_regs): Update.
15785 (rest_of_clean_state): Update.
15786 * omp-low.c (expand_omp_parallel): Update.
15787 * ipa-reference.c (analyze_function): Update.
15788 * reorg.c (find_end_label): Update.
15789 (optimize_skip): Update.
15790 (fill_simple_delay_slots): Update.
15791 (fill_simple_delay_slots): Update.
15792 (make_return_insns): Update.
15793 (dbr_schedule): Update.
15794 * gimple-low.c (record_vars_into): Update.
15795 * cfgbuild.c (make_edges): Update.
15796 * function.c (assign_stack_local): Update.
15797 (assign_parm_adjust_stack_rtl): Update.
15798 (locate_and_pad_parm): Update.
15799 (allocate_struct_function): Do not initialize stack_alignment_needed
15800 and preferred_stack_boundary here.
15801 (stack_protect_prologue): Update.
15802 (stack_protect_epilogue): Update.
15803 (expand_function_start): Initialize stack_alignment_needed,
15804 preferred_stack_boundary and max_jumptable_ents.
15805 (expand_function_end): Update.
15806 (free_after_compilation): Do not NULLify epilogue_delay_list.
15807 * function.h (struct rtl_data): Add stack_protect_guard,
15808 stack_alignment_needed,
15809 preferred_stack_boundary, epilogue_delay_list.
15810 (struct function): Remove value_histograms, stack_alignment_needed,
15811 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15813 unexpanded_var_list, stack_protect_guard.
15814 (current_function_epilogue_delay_list): Remove.
15815 * ipa-type-escape.c (analyze_function): Update.
15816 * gimplify.c (pop_gimplify_context): Update comment.
15817 * calls.c (expand_call): Update.
15818 (emit_library_call_value_1): Update.
15819 * except.c (set_nothrow_function_flags): Update.
15820 * cfgexpand.c (get_decl_align_unit): Update.
15821 (create_stack_guard): Update.
15822 (estimated_stack_frame_size): Update.
15823 (expand_used_vars): Update.
15824 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15825 * explow.c (allocate_dynamic_stack_space): Update.
15826 * tree-ssa-live.c (remove_unused_locals): Update.
15827 * varasm.c (mark_constant_pool): Update.
15828 * tree-inline.c (remap_decls): Update.
15829 (initialize_cfun): Update.
15830 (declare_return_variable): Update.
15831 (inline_forbidden_p): Update.
15832 (expand_call_inline): Update.
15833 (declare_inline_vars): Update.
15834 (tree_function_versioning): Update.
15835 * tree-flow.h (value_histograms): New.
15836 (VALUE_HISTOGRAMS): New macro.
15837 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15839 * tree-cfg.c (set_bb_for_stmt): Update.
15840 (replace_by_duplicate_decl): Update.
15841 (move_block_to_fn): Update.
15842 (new_label_mapper): Update.
15843 (dump_function_to_file): Update.
15844 * ipa-struct-reorg.c (build_data_structure): Update.
15845 * cfgrtl.c (print_rtl_with_bb): Update.
15846 * reload1.c (reload): Update.
15848 * config/i386/i386.c (setup_incoming_varargs_64,
15849 ix86_compute_frame_layout): Update.
15850 * config/arc/arc.c (arc_output_function_epilogue): Update.
15852 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15854 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15855 for FreeBSD as well.
15856 * gthr-posix95.h: Likewise.
15858 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15860 PR rtl-optimization/35838
15861 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15862 out the byte offset of the first subreg.
15864 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15866 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15867 to split_ti instead of three separate calls with single member arrays.
15868 (subti3 splitter): Ditto.
15869 (adddi3 splitter): Ditto with split_di.
15870 (subdi3 splitter): Ditto.
15871 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15872 two separate calls with single member arrays. Swap match_dup
15873 operands 1 and 2 to better fit into the array.
15874 (negdi2 splitter): Ditto with split_di.
15875 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15876 two separate calls with single member arrays. Swap match_dup operands
15877 6 and 7 to better fit into the array.
15879 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15881 * config/i386/i386.c (sse_builtin_type): New.
15882 (bdesc_sse_args): Likewise.
15883 (bdesc_sse_3arg): Removed.
15884 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15885 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15886 IX86_BUILTIN_ROUNDPS.
15887 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15888 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15889 IX86_BUILTIN_ROUNDPS.
15890 (ix86_expand_sse_4_operands_builtin): Removed.
15891 (ix86_expand_sse_operands_builtin): New.
15892 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15893 and CODE_FOR_sse4_1_roundps.
15894 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15895 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15897 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15900 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15901 regs before frame pop when needed. If use_backchain_to_restore_sp
15902 then load backchain into a temp reg to restore vr and vrsave. Add
15903 code to restore vr after frame pop if possible.
15905 2008-04-17 Richard Guenther <rguenther@suse.de>
15907 * tree-vn.c (expressions_equal_p): Do not check type
15908 equality or compatibility before calling operand_equal_p.
15909 * fold-const.c (operand_equal_p): Check equivalence of
15910 integer constants before bailing out due to signedness or
15911 precision differences.
15912 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15913 spurious differences in type qualification. Ignore types
15914 for COMPONENT_REFs at all.
15916 2008-04-17 Christian Bruel <christian.bruel@st.com>
15918 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15919 msw_skip comparison.
15921 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15924 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15927 PR tree-optimization/35899
15928 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15929 rather than TREE_OPERAND.
15931 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15934 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15935 temporary registers. Change operand predicate to general_operand.
15936 (remainderxf3): Ditto.
15938 2008-04-16 Richard Guenther <rguenther@suse.de>
15940 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15941 * tree-affine.c (aff_combination_expand): Look through some
15944 2008-04-15 Doug Kwan <dougkwan@google.com>
15946 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15948 * tree-pretty-print.c (dump_generic_node): Ditto.
15949 * final.c (output_addr_const): Ditto.
15950 * dwarf2out.c (output_cfi): Ditto.
15951 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15952 * print-rtl.c (print_rtx): Ditto.
15953 * print-tree.c (print_node_brief, print_node): Ditto.
15954 * c-common.c (match_case_to_enum_1): Ditto.
15955 * sched-vis.c (print_value): Ditto.
15956 * config/i386/i386.c (print_operand): Cast to long unsigned int
15959 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15960 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15961 MS Windows VirtualProtect function.
15963 2008-04-15 Jan Hubicka <jh@suse.cz>
15965 * gengtype.c (write_root): Param_is argument is OK.
15966 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15967 * function.h: Include varray.h
15968 (rtl_eh): New stucture based on except.c one.
15969 (call_site_record): New forward declaration and vector type.
15970 * calls.c (emit_call_1): Do not call
15971 note_current_region_may_contain_throw.
15972 * except.c (eh_status): Remove cur_region, try_region since they are
15974 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15975 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15976 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15977 Remove call_site_data_used, call_site_data_size.
15978 Turn call_site_record into vector in function.h.
15979 (note_current_region_may_contain_throw): Remove.
15980 (get_exception_pointer, get_exception_filter): Do not take struct
15981 function argument; update.
15982 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15983 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15984 build_post_landing_pads, dw2_build_landing_pads,
15985 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15986 sjlj_emit_function_enter, sjlj_emit_function_enter,
15987 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15988 sjlj_build_landing_pads, finish_eh_generation,
15989 remove_exception_handler_label, remove_eh_handler,
15990 maybe_remove_eh_handler, add_reachable_handler,
15991 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15992 add_action_record, collect_one_action_chain, add_call_site,
15993 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15994 sjlj_output_call_site_table, output_function_exception_table,
15995 * except.h (note_current_region_may_contain_throw): Remove
15996 (get_exception_pointer, get_exception_filter): Do not take struct
15998 * Makefile.in (GTFILES): Put varargs before struct function.
16000 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16002 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
16003 punt for STRING_CST.
16004 (get_constraint_for): Deal with STRING_CST here instead.
16006 2008-04-15 Richard Guenther <rguenther@suse.de>
16008 * tree-ssa-propagate.c (substitute_and_fold): Substitute
16009 statements in a basic-block with a backward walk. Do not
16010 substitute into dead statements but instead remove those.
16012 2008-04-15 Richard Guenther <rguenther@suse.de>
16014 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
16015 to zero, thus disable creation of SFTs.
16017 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16019 * tree-predcom.c (suitable_reference_p): Return false if the
16020 reference can throw.
16022 2008-04-15 Jakub Jelinek <jakub@redhat.com>
16025 * c-decl.c (finish_decl): If extern or static var has variable
16026 size, set TREE_TYPE (decl) to error_mark_node.
16028 2008-04-15 Rafael Espíndola <espindola@google.com>
16030 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
16033 2008-04-15 Richard Guenther <rguenther@suse.de>
16035 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
16036 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
16037 (visit_reference_op_load): Do walk vuse-vdef chains on
16038 vn_reference_lookup.
16039 (visit_reference_op_store): But do not here.
16040 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
16041 vn_reference_lookup.
16042 (vn_lookup_with_vuses): But do so here.
16044 2008-04-14 Ian Lance Taylor <iant@google.com>
16046 * fold-const.c (fold_overflow_warning): Remove assertion.
16048 2008-04-15 Ben Elliston <bje@au.ibm.com>
16050 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
16051 temp1 local variables.
16053 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
16056 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
16057 ".text.unlikely" section as executable.
16059 2008-04-14 James E. Wilson <wilson@tuliptree.org>
16061 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16062 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
16063 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
16064 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
16065 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
16066 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
16067 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
16069 2008-04-14 Ian Lance Taylor <iant@google.com>
16071 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
16072 * fold-const.c (fold_comparison): If appropriate, test
16073 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
16074 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
16075 reassociating a pointer type.
16076 * doc/invoke.texi (Optimize Options): Document that
16077 -fstrict-overflow applies to pointer wraparound.
16079 2008-04-13 Jan Hubicka <jh@suse.cz>
16081 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
16083 2008-04-12 Andrew Pinski <pinskia@gmail.com>
16085 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
16086 we are going to "save the world".
16088 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
16090 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
16091 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
16092 operand 0 constraint, not "=".
16094 2008-04-11 James E. Wilson <wilson@tuliptree.org>
16096 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
16098 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16100 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
16101 of size of positions_needed * CHAR_BIT.
16103 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16105 PR middle-end/35897
16106 * dse.c (store_info): Change positions_needed to unsigned
16108 (lowpart_bitmask): New.
16109 (record_store): Cast to unsigned HOST_WIDE_INT for
16110 positions_needed. Assert width <= size of positions_needed *
16111 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
16112 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
16113 lowpart_bitmask to set mask.
16115 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16117 * config/bfin/constraints.md: New file.
16118 * config/bfin/bfin.md: Include it.
16119 (adddi3): Use satisfies_constraint functions instead of the old macros.
16120 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
16121 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
16122 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
16123 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
16124 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
16125 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
16126 EXTRA_CONSTRAINT): Delete.
16127 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
16128 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
16130 * config/bfin/bfin.c: Include "tm-constrs.h".
16131 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
16132 Use satisfies_constraint functions instead of the old macros.
16133 * doc/md.texi (Blackfin Constraints): Update file name reference.
16135 2008-04-11 Richard Guenther <rguenther@suse.de>
16137 PR tree-optimization/35869
16138 * tree-vrp.c (execute_vrp): Move switch statement update after
16139 jump threading. Schedule another cfg cleanup run.
16141 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
16144 * attribs.c (decl_attributes): Return early on errorneous node.
16146 2008-04-10 Oleg Ryjkov <olegr@google.com>
16148 * tree.h (struct tree_base): Added a new flag default_def_flag.
16149 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
16151 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
16153 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
16155 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16158 * pa.md: Define mode iterator P. Define mode attribute dwc.
16159 (dcacheflush): Update pattern to use iterator P and attribute dwc.
16160 (icacheflush): Likewise.
16161 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
16162 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
16164 2008-04-11 Ben Elliston <bje@au.ibm.com>
16166 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
16168 2008-04-10 Rafael Espíndola <espindola@google.com>
16170 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
16171 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
16172 (extract_range_from_expr): The same.
16174 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16176 * config/mips/mips.md (GPR2): New mode iterator.
16177 (seq): Add comment.
16178 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
16179 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
16180 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
16181 Rewrite these to take two modes, the mode of comparison and the
16182 mode of the destination.
16183 * config/mips/mips.c (mips_expand_scc): Instead of having
16184 paradoxical subreg as destination, expand "narrowing" scc if mode
16185 of comparison is SI and target is requested in DI mode.
16186 (mips_emit_int_order_test): Update comment. Make mode of
16187 comparison match CMP0 rather than TARGET. When creating inverse
16188 target use mode of TARGET.
16190 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16192 * gcov-dump.c (tag_summary): Only print summaries for the first
16193 GCOV_COUNTERS_SUMMABLE counters.
16195 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
16197 * config/i386/i386.md (absneg): New code iterator.
16198 (absnegprefix): New code attribute.
16199 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
16200 patterns using absneg code iterator.
16201 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
16202 using absneg code iterator.
16203 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
16204 *neg<mode>2 patterns using absneg code iterator.
16205 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16206 *negextendsfdf2 patterns using absneg code iterator.
16207 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
16208 *negextendsfxf2 patterns using absneg code iterator.
16209 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16210 *negextendsfdf2 patterns using absneg code iterator.
16211 * config/i386/sse.md (<code><mode>2): Macroize expander from
16212 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
16214 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
16216 * config/s390/s390.h: Remove the remains of the recent search
16217 & replace action of current_function_outgoing_args_size.
16219 2008-04-10 Ira Rosen <irar@il.ibm.com>
16221 PR tree-optimization/35821
16222 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
16223 NEW_STMT_LIST is not NULL.
16225 2008-04-09 David Edelsohn <edelsohn@gnu.org>
16228 * toplev.c (process_options): Remove -ffunction-sections debugging
16231 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
16233 PR middle-end/PR28690
16234 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
16235 than gen_rtx_fmt_ee to perform more canonicalizations.
16237 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16240 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
16242 2008-04-09 Richard Guenther <rguenther@suse.de>
16244 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
16245 (dump_function_to_file): Dump function arguments with types.
16247 2008-04-08 Richard Guenther <rguenther@suse.de>
16249 * fold-const.c (fold_widened_comparison): Do not allow
16250 sign-changes that change the result.
16252 2008-04-08 Janis Johnson <janis187@us.ibm.com>
16255 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
16256 kinds of indirect references.
16258 2008-04-08 David Edelsohn <edelsohn@gnu.org>
16260 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
16261 GNU Fortran language string.
16263 2008-04-08 Rafael Espíndola <espindola@google.com>
16265 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
16266 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16267 * tree.h (tree_call_nonnegative_warnv_p): New.
16269 2008-04-08 Jan Hubicka <jh@suse.cz>
16271 * function.c (free_after_compilation): Clear out regno_reg_rtx
16274 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
16277 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16279 PR middle-end/PR28690
16280 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
16281 same precedence as REG_POINTER and MEM_POINTER operands.
16283 2008-04-08 Richard Guenther <rguenther@suse.de>
16285 PR middle-end/35834
16286 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16287 for adding index to base.
16289 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16291 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16292 (MINGW_ENABLE_EXECUTE_STACK): New.
16293 (IN_LIBGCC2): For libgcc include windows.h file for
16294 function declarations.
16296 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16298 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16299 and tem2 if tem1 is not a REG or MULT.
16301 2008-04-08 Jan Hubicka <jh@suse.cz>
16303 * function.h (incomming_args): Break out of struct function.
16304 (function_subsections): Break out of struct function.
16305 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16306 return_rtx and hard_reg_initial_vals from struct function.
16307 Kill inl_max_label_num.
16308 (current_function_pops_args, current_function_args_info,
16309 current_function_args_size, current_function_args_size,
16310 current_function_pretend_args_size,
16311 current_function_outgoing_args_size,
16312 current_function_internal_arg_pointer, current_function_return_rtx):
16313 Kill compatibility accestor macros.
16314 * builtins.c (expand_builtin_apply_args_1): Update.
16315 (expand_builtin_next_arg): Update.
16316 * df-scan.c (df_get_call_refs): Update.
16317 * dbxout.c (dbxout_function_end): Update.
16318 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16319 (output_line_info): Update.
16320 (secname_for_decl): Update.
16321 (dwarf2out_var_location): Update.
16322 * function.c (free_after_compilation): Update.
16323 (assign_parm_find_stack_rtl): Update.
16324 (assign_parms): Update.
16325 (expand_dummy_function_end): Update.
16326 (expand_function_end): Update.
16327 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16328 (expand_call): Update.
16329 (emit_library_call_value_1): Update.
16330 (store_one_arg): Update.
16331 * varasm.c (initialize_cold_section_name): Update.
16332 (unlikely_text_section): Update.
16333 (unlikely_text_section_p): Update.
16334 (assemble_start_function): Update.
16335 (assemble_end_function): Update.
16336 (default_section_type_flags): Update.
16337 (switch_to_section): Update.
16338 * integrate.c (set_decl_abstract_flags): Update.
16339 (get_hard_reg_initial_val): Update.
16340 (has_hard_reg_initial_val): Update.
16341 (allocate_initial_values): Update.
16342 * resource.c (init_resource_info): Update.
16343 * config/alpha/alpha.c (NUM_ARGS): Update.
16344 (direct_return): Update.
16345 (alpha_va_start): Update.
16346 (alpha_sa_size): Update.
16347 (alpha_initial_elimination_offset): Update.
16348 (alpha_expand_prologue): Update.
16349 (alpha_start_function): Update.
16350 (alpha_expand_epilogue): Update.
16351 (unicosmk_initial_elimination_offset):
16352 * config/alpha/alpha.md (call expander): Update.
16353 * config/s390/s390.c (s390_register_info): Update.
16354 (s390_register_info): Update.
16355 (s390_frame_info): Update.
16356 (s390_initial_elimination_offset): Update.
16357 (s390_build_builtin_va_list): Update.
16358 (s390_va_start): Update.
16359 * config/spu/spu.c (direct_return): Update.
16360 (spu_expand_prologue): Update.
16361 (spu_initial_elimination_offset): Update.
16362 (spu_build_builtin_va_list): Update.
16363 (spu_va_start): Update.
16364 * config/sparc/sparc.c (sparc_init_modes): Update.
16365 (sparc_compute_frame_size): Update.
16366 (function_value): Update.
16367 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16368 * config/i386/i386.md (return expander): Update.
16369 * config/i386/i386.c (ix86_va_start): Update.
16370 (ix86_can_use_return_insn_p): Update.
16371 (ix86_compute_frame_layout): Update.
16372 (ix86_expand_epilogue): Update.
16373 * config/sh/sh.c (output_stack_adjust): Update.
16374 (calc_live_regs): Update.
16375 (sh_expand_prologue): Update.
16376 (sh_builtin_saveregs): Update.
16377 (sh_va_start): Update.
16378 (initial_elimination_offset): Update.
16379 (sh_allocate_initial_value): Update.
16380 (sh_function_ok_for_sibcall): Update.
16381 (sh_get_pr_initial_val): Update.
16382 * config/sh/sh.md (return expander): Update.
16383 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16384 * config/crx/crx.c (crx_compute_frame): UPdate.
16385 (crx_initial_elimination_offset): UPdate.
16386 * config/xtensa/xtensa.c (compute_frame_size): Update
16387 (xtensa_builtin_saveregs): Update.
16388 (xtensa_va_start): Update.
16389 (order_regs_for_local_alloc): Update.
16390 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16391 (xstormy16_expand_builtin_va_start): Update.
16392 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16393 * config/m68hc11/m68hc11.md (return expanders): Update.
16394 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16395 (expand_epilogue): Update.
16396 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16397 (cris_simple_epilogue): Update.
16398 (cris_expand_prologue): Update.
16399 (cris_expand_epilogue): Update.
16400 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16401 (compute_frame_size): Update.
16402 * config/mt/mt.c (mt_compute_frame_size): Update.
16403 * config/mn10300/mn10300.c (expand_prologue): Update.
16404 (expand_epilogue): Update.
16405 (initial_offset): Update.
16406 (mn10300_builtin_saveregs):
16407 * config/mn10300/mn10300.md (return expander): Update.
16408 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16409 (ia64_initial_elimination_offset): Update.
16410 (ia64_initial_elimination_offset): Update.
16411 (ia64_expand_prologue): Update.
16412 * config/m68k/m68k.md (return expander): Update.
16413 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16414 (rs6000_stack_info): Update.
16415 * config/mcore/mcore.c (layout_mcore_frame): Update.
16416 (mcore_expand_prolog): Update.
16417 * config/arc/arc.c (arc_compute_frame_size): Update.
16418 * config/score/score3.c (score3_compute_frame_size): Update.
16419 * config/score/score7.c (score7_compute_frame_size): Update.
16420 * config/arm/arm.c (use_return_insn): Update.
16421 (thumb_find_work_register): Update.
16422 (arm_compute_save_reg_mask): Update.
16423 (arm_output_function_prologue): Update.
16424 (arm_output_epilogue): Update.
16425 (arm_size_return_regs): Update.
16426 (arm_get_frame_offsets): Update.
16427 (arm_expand_prologue): Update.
16428 (thumb_exit): Update.
16429 (thumb_unexpanded_epilogue): Update.
16430 (thumb1_output_function_prologue): Update.
16431 * config/pa/pa.md (return expander): Update.
16432 * config/pa/pa.c (compute_frame_size): Update.
16433 (hppa_builtin_saveregs): Update.
16434 * config/mips/mips.c (mips_va_start): Update.
16435 (mips16_build_function_stub): Update.
16436 (mips_compute_frame_info): Update.
16437 (mips_restore_gp): Update.
16438 (mips_output_function_prologue): Update.
16439 (mips_expand_prologue): Update.
16440 * config/v850/v850.c (compute_frame_size): Update.
16441 (expand_prologue): * config/mmix/mmix.c (along): update.
16442 (mmix_initial_elimination_offset): update.
16443 (mmix_reorg): update.
16444 (mmix_use_simple_return): update.
16445 (mmix_expand_prologue): update.
16446 (mmix_expand_epilogue): Update.
16447 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16448 (emit_link_insn): Update.
16450 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16452 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16453 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16455 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16458 2008-04-07 Jan Hubicka <jh@suse.cz>
16460 * function.h (rtl): Rename to x_rtl.
16461 (crtl): New define.
16462 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16463 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16464 used_temp_slots avail_temp_slots, temp_slot_level,
16465 nonlocal_goto_handler_labels): Update accesstors.
16466 (rtl): New global variable.
16467 (struct function): Move some fileds to rtl_data.
16468 (get_arg_pointer_save_area): Update prototype.
16469 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16470 get_arg_pointer_save_area.
16471 * expr.c (init_expr): Update
16472 * function.c (get_frame_size): Update
16473 (assign_stack_local): Update
16474 (expand_function_end): Update.
16475 (get_art_pointer_save_area): Update
16477 * emit-rtl.c (rtl): Declare.
16478 (regno_reg_rtx): Declare.
16479 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16481 (gen_reg_rtx): Update.
16482 * varasm.c (n_deferred_constatns): Update accestor.
16483 (init_varasm_status): Do not allocate varasm_status.
16484 (force_const_mem, get_pool_size, output_constant_pool): Update.
16485 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16486 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16487 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16488 * sparc/sparc.h (INIT_EXPANDERS): Update.
16489 * ia64/ia64.h (INIT_EXPANDERS): Update.
16491 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16493 * reload.c (push_secondary_reload): Add missing break to for loop.
16495 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16497 PR middle-end/PR28690
16498 * rtlanal.c: Update copyright years.
16499 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16500 as REG_POINTER and MEM_POINTER operands.
16501 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16502 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16503 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16504 * gcse.c: Update copyright years.
16505 (pre_delete): Call gen_reg_rtx_and_attrs.
16506 (hoist_code): Likewise.
16507 (build_store_vectors): Likewise.
16508 (delete_store): Likewise.
16509 * loop-invariant.c (move_invariant_reg): Likewise.
16510 Update copyright years.
16512 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16514 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16515 control string instead of quoted.
16517 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16519 * doc/rtl.texi: Rewrite of subreg section.
16521 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16524 * config/i386/i386.c (legitimize_pic_address): Add treating
16525 of dllimport SYM_REF's.
16526 (legitimize_dllimport_symbol): Add prototype.
16528 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16530 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16531 reference in constructor with non self-referential type.
16533 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16535 Removal of Return with Depressed Stack Pointer support
16536 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16537 (ECF_SP_DEPRESSED): Likewise.
16538 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16539 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16540 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16541 (expand_call): Do not test ECF_SP_DEPRESSED.
16542 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16543 * function.c (keep_stack_depressed): Delete.
16544 (handle_epilogue_set): Likewise.
16545 (update_epilogue_consts): Likewise.
16546 (emit_equiv_load): Likewise.
16547 (thread_prologue_and_epilogue_insns): Remove support for Return with
16548 Depressed Stack Pointer.
16549 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16551 2008-04-06 Richard Guenther <rguenther@suse.de>
16553 PR tree-optimization/35400
16554 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16555 information from SSA_NAMEs.
16557 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16559 * config/avr/avr.h (avr_mega_p): Remove declaration.
16560 (AVR_MEGA): Remove macro.
16561 * config/avr/avr.c (avr_mega_p): Remove variable.
16562 (avr_override_options): Remove inicializion of avr_mega_p.
16563 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16564 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16565 (avr_jump_mode): (Ditto.).
16566 (avr_output_progmem_section_asm_op): (Ditto.).
16567 (avr_asm_init_sections): (Ditto.).
16568 (avr_asm_init_sections): (Ditto.).
16569 (avr_rtx_costs): (Ditto.).
16570 * config/avr/avr.md: (Ditto.).
16571 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16574 2008-04-06 Richard Guenther <rguenther@suse.de>
16576 PR tree-optimization/35842
16577 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16578 is_gimple_invariant_address.
16580 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16582 * gcc.c (default_compilers): Sync Fortran extensions list with
16583 that in fortran/lang-specs.h.
16584 * doc/invoke.texi: Likewise.
16585 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16586 * dwarf2out.c (gen_compile_unit_die): Likewise.
16588 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16590 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16592 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16595 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16596 attribute is used for nested functions.
16598 2008-04-05 Jan Hubicka <jh@suse.cz>
16600 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16602 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16604 (dump_files): Update.
16605 (enable_rtl_dump_file): Do not accept letter argument.
16606 * tree-pass.h (dump_file_info): Remove letter argument.
16607 * toplev.c (decode_d_option): Update -da handling.
16608 * toplev.h (enable_rtl_dump_file): Update prototype.
16609 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16610 it out based on pass type.
16611 (register_dump_files_1): Likewise.
16612 (init_optimization_passes): Update register_one_dump_file calls.
16613 (execute_one_pass): Sanity check that IPA passes are called at IPA
16614 level and RTL passes at RTL level.
16615 (execute_pass_list): IPA pass can not be after or subpass of
16617 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16618 disallov RTL subpasses of IPA subpasses.
16620 2008-04-05 Ben Elliston <bje@au.ibm.com>
16622 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16623 builtins that return exactly once and do not throw. Cache call to
16626 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16628 PR rtl-optimization/34916
16629 PR middle-end/35519
16630 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16631 between instruction pairs.
16633 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16635 * doc/invoke.texi: Document -mbitops for SH.
16636 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16637 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16638 * config/sh/sh.c (print_operand): Add %t operand code.
16639 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16640 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16641 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16642 (extendqihi2): Likewise.
16643 (movqi_i): Likewise.
16644 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16645 (extv): Use bld instruction for SH2A if possible.
16647 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16648 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16649 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16650 (bset.b, bclr.b): Define peepholes.
16651 * config/sh/sh.opt (mbitops): New option.
16653 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16656 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16657 and view convert expression.
16659 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16662 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16664 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16666 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16668 * config/i386/cpuid.h (bit_AES): New.
16669 (bit_PCLMUL): Likewise.
16671 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16672 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16673 SSE2 if AES or PCLMUL is enabled.
16674 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16675 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16676 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16677 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16678 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16679 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16680 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16681 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16682 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16683 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16684 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16685 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16686 __builtin_ia32_aeskeygenassist128 and
16687 __builtin_ia32_pclmulqdq128.
16688 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16689 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16690 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16692 * config/i386/i386.h (TARGET_AES): New.
16693 (TARGET_PCLMUL): Likewise.
16694 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16696 * config/i386/i386.md (UNSPEC_AESENC): New.
16697 (UNSPEC_AESENCLAST): Likewise.
16698 (UNSPEC_AESDEC): Likewise.
16699 (UNSPEC_AESDECLAST): Likewise.
16700 (UNSPEC_AESIMC): Likewise.
16701 (UNSPEC_AESKEYGENASSIST): Likewise.
16702 (UNSPEC_PCLMUL): Likewise.
16704 * config/i386/i386.opt (maes): New.
16705 (mpclmul): Likewise.
16707 * config/i386/sse.md (aesenc): New pattern.
16708 (aesenclast): Likewise.
16709 (aesdec): Likewise.
16710 (aesdeclast): Likewise.
16711 (aesimc): Likewise.
16712 (aeskeygenassist): Likewise.
16713 (pclmulqdq): Likewise.
16715 * config/i386/wmmintrin.h: New.
16717 * doc/extend.texi: Document AES and PCLMUL built-in function.
16719 * doc/invoke.texi: Document -maes and -mpclmul.
16721 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16723 * function.c (free_after_parsing): Replace with
16724 cxx_push_function_context from C++ front-end.
16725 (allocate_struct_function): Don't call langhook.
16726 * langhooks.h (struct lang_hooks_for_functions): Delete.
16727 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16729 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16730 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16731 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16732 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16733 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16734 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16735 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16737 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16738 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16740 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16743 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16746 2008-04-04 Richard Guenther <rguenther@suse.de>
16748 PR middle-end/35823
16749 * fold-const.c (optimize_minmax_comparison): Use the correct
16750 type for the constant in the simplified comparison.
16752 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16754 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16755 Pass L2 size as "--param l2-cache-size" to the compiler.
16756 (decode_l2_cache): New function to decode L2 cache parameters using
16757 0x8000006 extended cpuid function.
16758 (detect_caches_amd): Determine parameters of L2 cache using
16759 decode_l2_caches function.
16760 (decode_caches_intel): Decode L2 cache parameters.
16761 (detect_caches_intel): Determine L2 cache parameters using
16762 decode_caches_intel and decode_l2_caches functions.
16764 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16766 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16767 secondary input reload for subword loads from the constant pool.
16769 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16772 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16773 constants of the appropriate size for runtime calculations.
16776 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16777 decimal-float literal constant zero.
16779 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16782 * c-parser.c (c_parser_omp_atomic): Call
16783 default_function_array_conversion on the RHS.
16785 PR middle-end/35818
16786 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16787 call is_variable_sized if decl has incomplete type.
16789 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16791 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16793 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16795 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16797 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16798 (sgt<u>): Merge sgt and sgtu into new expander.
16799 (sgt, sgtu): Remove expanders.
16800 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16801 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16802 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16803 *sgtu_<mode>_mips16 into new pattern.
16804 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16805 (sge<u>): Merge sge and sgeu into new expander.
16806 (sge, sgeu): Remove expanders.
16807 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16809 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16810 (slt<u>): Merge slt and sltu into new expander.
16811 (slt, sltu): Remove expanders.
16812 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16813 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16814 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16815 *sltu_<mode>_mips16 into new pattern.
16816 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16817 (sle<u>): Merge sle and sleu into new expander.
16818 (sle, sleu): Remove expanders.
16819 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16820 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16821 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16822 *sleu_<mode>_mips16 into new pattern.
16823 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16825 2008-04-03 Jan Hubicka <jh@suse.cz>
16827 PR tree-optimization/35795
16828 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16829 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16830 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16831 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16832 * score/score3.c (score3_output_mi_thunk): Likewise.
16833 * score/score7.c (score7_output_mi_thunk): Likewise.
16834 * mips/mips.c (mips_output_mi_thunk): Likewise.
16836 2008-04-03 Richard Guenther <rguenther@suse.de>
16838 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16839 conversions. Simplify code.
16841 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16843 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16845 2008-04-03 Tom Tromey <tromey@redhat.com>
16846 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16848 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16849 * config/bfin/t-bfin-linux (generated_files): Add
16850 linux-sysroot-suffix.h.
16851 * doc/install.texi (Prerequisites): Require make 3.80.
16852 * doc/sourcebuild.texi (Front End Directory): Document new
16854 * Makefile.in (generated_files): New variable.
16855 (ALL_HOST_OBJS): New variable.
16856 ($(ALL_HOST_OBJS)): New target.
16858 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16860 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16861 (remap_block): Call id->transform_lang_insert_block instead
16863 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16864 Set id.transform_lang_insert_block to NULL.
16865 (clone_body): Move to cp/optimize.c
16866 * tree-inline.h (struct copy_body_data): Change
16867 transform_lang_insert_block to function pointer.
16868 (copy_generic_body, copy_decl_no_change): Export.
16869 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16870 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16871 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16873 * c-tree.h (insert_block): Kill.
16874 * c-decl.c (insert_block): Kill.
16876 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16878 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16879 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16880 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16882 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16883 argument, call {push,pop}_function_context from here.
16884 * c-parser.c: Use c_{push,pop}_function_context.
16886 * function.c (push_function_context_to): Move meat ...
16887 (push_function_context): ... here. Simplify.
16888 * function.c (pop_function_context_from): Move meat ...
16889 (pop_function_context): ... here. Simplify.
16890 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16892 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16893 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16894 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16895 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16897 2008-04-03 Ben Elliston <bje@au.ibm.com>
16899 * expmed.c (extract_force_align_mem_bit_field): Remove.
16901 2008-04-03 Richard Guenther <rguenther@suse.de>
16903 PR middle-end/35800
16904 * expr.h (try_casesi): Adjust prototype.
16905 * expr.c (try_casesi): Take fallback label as extra parameter.
16906 Use that for gen_casesi if default_label is NULL.
16907 * stmt.c (expand_case): Pass fallback label to try_casesi,
16908 make sure to fill gaps with a fallback label if default_label
16911 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
16914 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16916 2008-04-03 Ben Elliston <bje@au.ibm.com>
16918 * expmed.c (extract_split_bit_field): Remove if (0) code.
16919 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16920 (do_ds_constraint): Likewise.
16922 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16924 * doc/cppopts.texi (-dU): Document.
16925 * c-common.h (flag_dump_macros): Update comment.
16926 * c-opts.c (handle_OPT_d): Handle -dU.
16927 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16928 dump_queued_macros, cb_used_define, cb_used_undef): New.
16929 (init_pp_output): Handle -dU.
16930 (cb_line_change): Call dump_queued_macros.
16931 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16933 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16935 * config/avr/predicates.md (io_address_operand): New predicate.
16936 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16937 * config/avr/avr.c (avr_io_address_p): Remove function.
16938 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16939 'avr_io_address_p' function.
16940 (out_movhi_r_mr): (Ditto.).
16941 (out_movqi_mr_r): (Ditto.).
16942 (out_movhi_mr_r): (Ditto.).
16943 (avr_address_cost): (Ditto.).
16945 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16947 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16948 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16949 in 32bit mode when XMM registers are available to avoid store
16951 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16952 corresponding post-reload splitters.
16954 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16956 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16957 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16958 __builtin_ia32_roundss.
16959 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16960 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16961 __builtin_ia32_roundss.
16962 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16963 IX86_BUILTIN_SHUFPD here.
16965 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16967 * config/i386/i386.md (plogic): New.
16968 (plogicprefix): Likewise.
16970 * config/i386/mmx.md (mmx_<code><mode>3): New.
16971 (mmx_and<mode>3): Removed.
16972 (mmx_ior<mode>3): Likewise.
16973 (mmx_xor<mode>3): Likewise.
16975 * config/i386/sse.md (<code><mode>3): New.
16976 (*<code><mode>3): Likewise.
16977 (*<code><mode>3): Likewise.
16978 (<code><mode>3): Likewise.
16979 (*sse_<code><mode>3): Likewise.
16980 (*sse2_<code><mode>3): Likewise.
16981 (<code>tf3): Likewise.
16982 (*<code>tf3): Likewise.
16983 (and<mode>3): Likewise.
16984 (*and<mode>3): Likewise.
16985 (ior<mode>3): Removed.
16986 (*ior<mode>3): Likewise.
16987 (xor<mode>3): Likewise.
16988 (*xor<mode>3): Likewise.
16989 (*and<mode>3): Likewise.
16990 (*ior<mode>3): Likewise.
16991 (*xor<mode>3): Likewise.
16992 (and<mode>3): Likewise.
16993 (*sse_and<mode>3): Likewise.
16994 (*sse2_and<mode>3): Likewise.
16995 (andtf3): Likewise.
16996 (*andtf3): Likewise.
16997 (ior<mode>3): Likewise.
16998 (*sse_ior<mode>3): Likewise.
16999 (*sse2_ior<mode>3): Likewise.
17000 (iortf3): Likewise.
17001 (*iortf3): Likewise.
17002 (xor<mode>3): Likewise.
17003 (*sse_xor<mode>3): Likewise.
17004 (*sse2_xor<mode>3): Likewise.
17005 (xortf3): Likewise.
17006 (*xortf3): Likewise.
17008 2008-04-02 Richard Guenther <rguenther@suse.de>
17010 PR tree-optimization/14495
17011 PR tree-optimization/34793
17012 * tree-vrp.c (struct switch_update): New structure.
17013 (to_remove_edges, to_update_switch_stmts): New VECs.
17014 (simplify_switch_using_ranges): New function. Remove not taken
17015 case labels and edges.
17016 (simplify_stmt_using_ranges): Call it.
17017 (identify_jump_threads): Mark edges we have queued for removal
17018 so we don't thread them.
17019 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
17021 * tree-cfg.c (group_case_labels): Deal with missing default label.
17022 (tree_verify_flow_info): Allow missing default label.
17023 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
17024 (emit_case_nodes): Likewise.
17025 (expand_case): Do not rely on the default label to be present.
17026 * expr.c (try_casesi): Deal with NULL default_label.
17027 (do_tablejump): Likewise.
17029 2008-04-02 Richard Guenther <rguenther@suse.de>
17031 PR tree-optimization/14495
17032 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
17033 SWITCH_EXPR here ...
17034 (vrp_visit_switch_stmt): ... but here (new function).
17035 (find_case_label_index): New helper function.
17036 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
17038 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17040 * fwprop.c: Fix ISO-C99ism.
17042 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17045 * Makefile.in (objdir): Set it here.
17046 * configure.ac: Not here. Find dynamic linker characteristics.
17047 * exec-tool.in: Use them.
17048 * aclocal.m4: Regenerate.
17049 * configure: Regenerate.
17051 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17053 * expr.c (expand_var): Delete it.
17054 * expr.h (expand_var): Delete prototype.
17055 * function.c (expand_function_start): Use expand_decl instead.
17056 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
17059 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
17061 PR rtl-optimization/35542
17062 * fwprop.c (forward_propagate_and_simplify): Replace
17063 loc_reg_mentioned_in_p with reg_mentioned_p.
17065 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17067 PR rtl-optimization/35281
17068 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
17069 (propagate_rtx_1): Handle PR_HANDLE_MEM.
17070 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
17071 (varying_mem_p): Move above propagate_rtx.
17072 (all_uses_available_at): Do not check MEMs.
17074 2008-04-02 Rafael Espíndola <espindola@google.com>
17076 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
17077 (register_edge_assert_for_2): Split the cond argument.
17078 (register_edge_assert_for_1): Adjust for the change in
17079 register_edge_assert_for_2.
17080 (register_edge_assert_for): Split the cond argument.
17081 (find_switch_asserts): Adjust for the change in
17082 register_edge_assert_for.
17084 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
17086 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
17087 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
17088 offsets for 64-bit mingw.
17089 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
17090 abi for x86_64-pc-mingw.
17092 2008-04-02 Richard Guenther <rguenther@suse.de>
17094 * tree-vrp.c (extract_range_from_assert): Make sure to not
17095 produce range min/max with TREE_OVERFOW set.
17096 If merging a anti-range and a range keep the anti-range if
17097 the range covers all values of the type.
17098 (register_edge_assert_for_2): Only allow sign-changing
17099 conversions in detecting canonical range checks. Also
17100 register an assert for the unsigned name if useful.
17102 PR tree-optimization/35787
17103 * tree-vrp.c (vrp_val_max): New function.
17104 (vrp_val_min): Likewise.
17105 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
17106 (vrp_val_is_min): Likewise.
17107 (supports_overflow_infinity): Use vrp_val_{min,max}.
17108 (negative_overflow_infinity): Likewise.
17109 (positive_overflow_infinity): Likewise.
17110 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
17111 (is_positive_overflow_infinity): Likewise.
17112 (is_overflow_infinity): Likewise.
17113 (avoid_overflow_infinity): Use vrp_val_{min,max} and
17114 vrp_val_is_{min,max}.
17115 (set_and_canonicalize_value_range): Canonicalize anti-ranges
17116 to ranges if possible. Avoid empty ranges.
17118 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17120 PR middle-end/35705
17121 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
17122 the expression is a function address.
17124 2008-04-01 George Helffrich <george@gcc.gnu.org>
17126 PR fortran/35154, fortran/23057
17127 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
17128 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
17129 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
17130 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
17132 (dbxout_syms): Check for COMMON-based symbol and wrap in
17133 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
17134 in bracket for efficiency.
17136 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
17137 using DW_TAG_common_block + member offset.
17138 (add_pubname_string): New function.
17139 (dw_expand_expr): New function to find block name and offset for
17141 (common_check): New function to check whether symbol in Fortran COMMON.
17142 (gen_variable_die): If COMMON, use DW_TAG_common_block.
17144 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
17147 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
17149 2008-04-02 Ben Elliston <bje@au.ibm.com>
17151 * config/v850/v850.md (casesi): Remove if (0) code.
17152 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17153 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
17155 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
17157 * config/i386/i386.md (rex64suffix): New mode attribute.
17158 (floathi<mode>2): Disable expander for SSE math.
17159 (*floathi<mode>2_1): New insn insn_and_split pattern.
17160 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
17161 corresponding post-reload splitters.
17162 (*floathi<mode>2_i387): New macroized insn pattern.
17163 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
17164 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
17165 insn_and_split pattern.
17166 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
17167 New macroized instruction patterns and corresponding post-reload
17169 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
17170 and corresponding post-reload splitters.
17171 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
17172 New macroized instruction patterns.
17173 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
17174 macroized instruction patterns and corresponding post-reload splitters.
17175 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
17176 corresponding post-reload splitters.
17177 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
17178 New macroized instruction patterns.
17179 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
17180 corresponding post-reload splitters.
17181 (*floatsi<mode>2_i387): New macroized instruction patterns.
17183 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
17185 * config/i386/i386.md (smaxmin): New.
17186 (umaxmin): Likewise.
17187 (maxminiprefix): Likewise.
17188 (maxminfprefix): Likewise.
17189 (<code><mode>3): Likewise.
17190 (smin<mode>3): Removed.
17191 (smax<mode>3): Likewise.
17193 * config/i386/mmx.md (mmx_<code>v2sf3): New.
17194 (mmx_<code>v4hi3): Likewise.
17195 (mmx_<code>v8qi3): Likewise.
17196 (mmx_smaxv2sf3): Removed.
17197 (mmx_sminv2sf3): Likewise.
17198 (mmx_umaxv8qi3): Likewise.
17199 (mmx_smaxv4hi3): Likewise.
17200 (mmx_uminv8qi3): Likewise.
17201 (mmx_sminv4hi3): Likewise.
17203 * config/i386/sse.md (<addsub><mode>3): New.
17204 (*<addsub><mode>3): Likewise.
17205 (<sse>_vm<addsub><mode>3): Likewise.
17206 (<maxmin><mode>3): Likewise.
17207 (*<maxmin><mode>3_finite): Likewise.
17208 (*<maxmin><mode>3): Likewise.
17209 (<sse>_vm<maxmin><mode>3): Likewise.
17210 (sse3_h<addsub>v4sf3): Likewise.
17211 (sse3_h<addsub>v2df3): Likewise.
17212 (<maxmin>v16qi3): Likewise.
17213 (*<maxmin>v16qi3): Likewise.
17214 (<maxmin>v8hi3): Likewise.
17215 (*<maxmin>v8hi3): Likewise.
17216 (*sse4_1_<maxmin><mode>3): Likewise.
17217 (*sse4_1_<maxmin><mode>3): Likewise.
17218 (add<mode>3): Removed.
17219 (*add<mode>3): Likewise.
17220 (<sse>_vmadd<mode>3): Likewise.
17221 (sub<mode>3): Likewise.
17222 (*sub<mode>3): Likewise.
17223 (<sse>_vmsub<mode>3): Likewise.
17224 (smin<mode>3): Likewise.
17225 (*smin<mode>3_finite): Likewise.
17226 (*smin<mode>3): Likewise.
17227 (<sse>_vmsmin<mode>3): Likewise.
17228 (smax<mode>3): Likewise.
17229 (*smax<mode>3_finite): Likewise.
17230 (*smax<mode>3): Likewise.
17231 (<sse>_vmsmax<mode>3): Likewise.
17232 (sse3_haddv4sf3): Likewise.
17233 (sse3_haddv2df3): Likewise.
17234 (sse3_hsubv4sf3): Likewise.
17235 (sse3_hsubv2df3): Likewise.
17236 (umaxv16qi3): Likewise.
17237 (*umaxv16qi3): Likewise.
17238 (smaxv8hi3): Likewise.
17239 (*smaxv8hi3): Likewise.
17240 (*sse4_1_smax<mode>3): Likewise.
17241 (*sse4_1_umax<mode>3): Likewise.
17242 (uminv16qi3): Likewise.
17243 (*uminv16qi3): Likewise.
17244 (sminv8hi3): Likewise.
17245 (*sminv8hi3): Likewise.
17246 (*sse4_1_smin<mode>3): Likewise.
17247 (*sse4_1_umin<mode>3): Likewise.
17249 2008-04-01 Rafael Espíndola <espindola@google.com>
17251 * tree-cfg.c (verify_expr): remove in_phi.
17252 (verify_stmt): Don't call walk_tree with verify_expr. Use
17253 is_gimple_min_invariant instead of is_gimple_val.
17255 2008-04-01 Joseph Myers <joseph@codesourcery.com>
17257 * doc/include/gpl_v3.texi: Update for manpage generation.
17258 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
17260 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
17261 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
17262 gpl_v3.texi instead of gpl.texi.
17265 2008-04-01 Jakub Jelinek <jakub@redhat.com>
17268 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
17270 2008-04-01 Rafael Espíndola <espindola@google.com>
17272 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
17273 (extract_code_and_val_from_cond): Use
17274 extract_code_and_val_from_cond_with_ops.
17276 2008-04-01 Jan Hubicka <jh@suse.cz>
17278 * function.c (free_after_compilation): Free epilogue_delay_list.
17279 (prepare_function_start): Assert that previous compilation was freed.
17281 2008-04-01 Jan Hubicka <jh@suse.cz>
17282 Jim Wilson <wilson@tuliptree.org>
17283 Andreas Tobler <andreast@gcc.gnu.org>
17285 PR middle-end/35781
17286 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17287 rtl.emit instead cfun->emit.
17288 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17289 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17291 2008-04-01 Ben Elliston <bje@au.ibm.com>
17293 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17295 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17297 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17299 (fprofile-use): Add var flag_profile_use
17300 * coverage.c (coverage_begin_output): Do not open a gcno file for
17301 output only if -ftest-coverage is set.
17302 Do not add getpwd() to gcda file path.
17303 (build_gcov_info): Check the new flag
17304 flag_profile_datafile_relative_path.
17305 (coverage_init): Use profile_data_prefix.
17306 Read profile counter only if flag_profile_use is set.
17307 * opts.c (common_handle_option): New option fprofile-use=,
17308 fprofile-dir=, fprofile-generate=.
17309 * toplev.c (profile_data_prefix): New variable definition.
17310 * toplev.h (profile_data_prefix): New declaration.
17311 * doc/invoke.tex (Option Summary, Optimization Options):
17314 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17316 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17317 use tmp consistently.
17320 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17321 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17322 UNSPEC_FR_RECIP_APPROX_RES.
17323 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17325 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17328 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17330 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17332 PR middle-end/30186
17333 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17334 element of the vector via a pointer.
17336 2008-03-31 Ian Lance Taylor <iant@google.com>
17338 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17340 2008-03-31 Jan Hubicka <jh@suse.cz>
17342 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17343 get_arg_pointer_save_area.
17344 * expr.c (init_expr): Just clear out rtl.expr.
17345 * function.c (free_after_compilation): Clear out whole RTL structure.
17346 (get_func_frame_size): Merge into ...
17347 (get_frame_size): ... this one.
17348 (assign_stack_local_1): Merge into ...
17349 (assign_stack_local): ... this one.
17350 (expand_function_end): Update call of get_arg_pointer_save_area.
17351 (get_art_pointer_save_area): Remove cfun argument.
17352 * function.h (emit_status): regno_pointer_align does not need length
17353 attribute. Move x_regno_reg_rtx to ...
17354 (regno_reg_rtx): ... new global array.
17355 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17356 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17357 apply_args_value, forced_labels, stack_pointer_delta):
17359 (struct varasm_status): Move here from varasm.c
17360 (struct rtl_data): New. Move here some fields from struct function.
17361 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17362 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17363 used_temp_slots avail_temp_slots, temp_slot_level,
17364 nonlocal_goto_handler_labels): Update accesstors.
17365 (rtl): New global variable.
17366 (struct function): Move some fileds to rtl_data.
17367 (get_arg_pointer_save_area): Update prototype.
17368 * emit-rtl.c (rtl): Declare.
17369 (regno_reg_rtx): Declare.
17370 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17372 (gen_reg_rtx): Update.
17373 (init_virtual_regs): Do not tate emit_status argument.
17374 (init_emit): Do not allocate emit.
17375 * varasm.c (varasm_statuc): Move to function.h.
17376 (n_deferred_constatns): Update accestor.
17377 (init_varasm_status): Do not allocate varasm_status.
17378 (force_const_mem, get_pool_size, output_constant_pool): Update.
17379 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17380 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17382 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17384 PR rtl-optimization/35729
17385 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17388 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17391 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17392 load/store if memory is unaligned.
17393 (*movti_rex64): Likewise.
17395 * config/i386/predicates.md (misaligned_operand): New.
17397 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17400 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17403 2008-03-31 Jan Beulich <jbeulich@novell.com>
17405 * config/ia64/constraints.md: Add 'j' constraint.
17406 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17407 (movdi_internal): Likewise.
17409 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17412 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17414 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17417 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17418 proper error message for the third argument on blendpd and
17421 * config/i386/sse.md (blendbits): New.
17422 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17424 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17426 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17428 2008-03-30 Richard Guenther <rguenther@suse.de>
17430 PR middle-end/31023
17431 * fold-const.c (fold_sign_changed_comparison): Do leave
17432 conversions to base-types alone.
17434 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17436 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17437 the link register if one altivec register is be saved.
17439 2008-03-30 Ben Elliston <bje@au.ibm.com>
17441 * final.c (final_scan_insn): Remove if (0) code.
17443 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17445 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17447 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17449 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17450 of V4SFmode to ix86_binary_operator_ok.
17452 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17454 * config/i386/i386.c (override_options): Initialize
17455 ix86_veclib_handler to ix86_veclibabi_svml when
17456 -mveclibabi=svml is used.
17457 (ix86_veclibabi_svml): New function for SVML ABI style
17458 vectorization support.
17459 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17461 2008-03-28 Rafael Espíndola <espindola@google.com>
17463 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17464 (tree_binary_nonnegative_warnv_p): Make it public.
17465 (tree_single_nonnegative_warnv_p): Make it public.
17466 (tree_invalid_nonnegative_warnv_p): Make it public.
17467 (tree_unary_nonzero_warnv_p): Make it public.
17468 (tree_binary_nonzero_warnv_p): Make it public
17469 (tree_single_nonzero_warnv_p): Make it public.
17470 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17471 (extract_range_from_binary_expr): Split the expr argument.
17472 (extract_range_from_unary_expr): Split the expr argument.
17473 (extract_range_from_comparison): Split the expr argument.
17474 (extract_range_from_expr): Use the new aux functions.
17475 (vrp_evaluate_conditional_warnv): Use
17476 vrp_evaluate_conditional_warnv_with_ops.
17477 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17478 (tree_binary_nonzero_warnv_p): Declare.
17479 (tree_single_nonzero_warnv_p): Declare.
17480 (tree_expr_nonzero_warnv_p): Declare.
17481 (tree_unary_nonnegative_warnv_p): Declare.
17482 (tree_binary_nonnegative_warnv_p): Declare.
17483 (tree_single_nonnegative_warnv_p): Declare.
17484 (tree_invalid_nonnegative_warnv_p): Declare.
17486 2008-03-28 Richard Guenther <rguenther@suse.de>
17488 PR tree-optimization/30317
17489 PR tree-optimization/30911
17490 PR tree-optimization/34793
17491 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17492 (struct assert_locus_d): New member EXPR.
17493 (register_new_assert_for): Add EXPR parameter to support
17494 ASSERT_EXPR <name, expr OP limit>.
17495 (register_edge_assert_for_1): Adjust callers.
17496 (find_assert_locations): Likewise.
17497 (process_assert_insertions_for): Build condition from expression.
17498 (extract_range_from_assert): Handle ASSERT_EXPRs
17499 of the form ASSERT_EXPR <name, expr OP limit>.
17500 (register_edge_assert_for_2): New helper registering
17501 asserts for comparisons. Recognize range tests of the form
17502 (unsigned)i - CST1 OP CST2.
17503 (register_edge_assert_for_1): Use it.
17504 (register_edge_assert_for): Likewise.
17505 (needs_overflow_infinity): Integer sub-types
17506 do not need overflow infinities.
17507 (vrp_val_is_max): The extreme values of integer sub-types
17508 are those of the base type.
17509 (vrp_val_is_min): Likewise.
17510 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17513 2008-03-28 Nick Clifton <nickc@redhat.com>
17516 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17517 Return GENERAL_REGS for stack adjustment reloads.
17519 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17522 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17523 const_vector when all the vectors are constant.
17525 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17527 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17529 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17530 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17532 (s<code>_sf): Use new scc_sf attribute for opcode names.
17534 2008-03-27 Tom Tromey <tromey@redhat.com>
17536 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17537 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17538 config/spu/t-spu-elf, config/i386/t-interix,
17539 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17540 config/i386/x-darwin, config/i386/x-mingw32,
17541 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17542 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17543 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17544 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17545 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17546 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17547 config/score/t-score-elf, config/arm/t-strongarm-pe,
17548 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17549 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17550 Revert automatic dependency patch.
17552 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17555 * config/i386/i386.c (ix86_function_arg_boundary): Align
17556 decimal floating point to its natural boundary.
17558 2008-03-27 Richard Guenther <rguenther@suse.de>
17560 PR middle-end/35716
17561 * fold-const.c (fold_comparison): Restrict distinct decl
17562 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17563 solely rely on operand_equal_p.
17565 2008-03-27 Richard Guenther <rguenther@suse.de>
17568 * c-common.c (handle_weak_attribute): Reject combination of
17571 2008-03-27 Richard Guenther <rguenther@suse.de>
17573 PR tree-optimization/32810
17574 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17575 conversions from DECL_INITIAL.
17576 (fold_const_aggregate_ref): Likewise from constructor elements.
17578 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17580 * tree-affine.h (aff_combination_expand): Declare.
17581 (get_inner_reference_aff): Likewise.
17582 * tree-affine.c (aff_combination_expand): Split out from
17583 tree_to_aff_combination_expand.
17584 (get_inner_reference_aff): New function.
17585 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17586 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17587 (struct lim_aux_data): sm_done field removed.
17588 (mem_ref_loc_p, mem_ref_locs_p): New types.
17589 (struct mem_ref): Added id, stored, accesses_in_loop,
17590 indep_loop, dep_loop, indep_ref, dep_ref fields.
17591 Removed is_stored, locs and next fields.
17592 (memory_accesses): New variable.
17593 (movement_possibility): Do not allow moving statements
17594 that store to memory.
17595 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17597 (determine_max_movement): For statements with memory references,
17598 find the outermost loop in that the reference is independent.
17599 (move_computations_stmt): Mark the virtual operands for renaming.
17600 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17601 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17602 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17603 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17604 create_vop_ref_mapping, analyze_memory_references,
17605 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17606 get_all_locs_in_loop, ref_always_accessed_p,
17607 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17608 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17609 store_motion_loop, store_motion): New functions.
17610 (struct vop_to_refs_elt): New type.
17611 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17612 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17613 (schedule_sm): Replaced by...
17614 (execute_sm): ... this.
17615 (determine_lsm_ref, hoist_memory_references,
17616 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17617 find_more_ref_vops, free_mem_ref, free_mem_refs,
17618 determine_lsm_loop, determine_lsm): Removed.
17619 (tree_ssa_lim_finalize): Free data structures used by store motion.
17620 (tree_ssa_lim): Call analyze_memory_references. Use
17621 store_motion instead of determine_lsm.
17623 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17625 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17626 rename tmake_file to m68hc11/t-m68hc11.
17627 (mcore): Set inhibit_libc to true.
17628 * config.host (alpha*-dec-*vms*): Set extra_programs.
17629 (interix3*): Don't use host_xmake_file.
17630 * configure.ac: Let config.gcc override inhibit_libc.
17631 * configure: Regenerate.
17633 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17634 * config/t-openbsd-thread: Remove commented out lines.
17636 * config/x-interix: Remove.
17638 * config/m68hc11/t-m68hc11-gas: Rename to...
17639 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17641 * config/mcore/t-mcore: Remove T_CFLAGS.
17642 * config/mcore/t-mcore-pe: Likewise.
17644 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17646 * configure.ac: Replace custom __GNU_SOURCE test with
17647 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17648 * aclocal.m4: Regenerate.
17649 * configure: Regenerate.
17650 * config.in: Regenerate.
17652 2008-03-27 Richard Guenther <rguenther@suse.de>
17654 * fold-const.c (target.h): Include.
17655 (fold_comparison): Fold comparison of addresses of decls
17656 that bind locally or of constants. Consolidate address folding code.
17657 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17658 results from fold_binary_to_constant.
17659 (compare_values_warnv): Likewise.
17661 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17663 PR middle-end/35429
17664 * fold-const.c (fold_truthop): Check for integeral types when folding
17665 a == 0 && b == 0 and a != 0 || b != 0 .
17667 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17669 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17671 2008-03-26 Andreas Schwab <schwab@suse.de>
17673 * doc/invoke.texi: Fix use of @item vs. @itemx.
17675 2008-03-26 Tom Tromey <tromey@redhat.com>
17677 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17678 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17679 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17680 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17681 build/genconstants.o, build/genemit.o, build/genextract.o,
17682 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17683 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17686 2008-03-26 Richard Guenther <rguenther@suse.de>
17689 2008-03-26 Richard Guenther <rguenther@suse.de>
17691 * fold-const.c (target.h): Include.
17692 (fold_comparison): Fold comparison of addresses of two decls
17693 that bind locally. Consolidate address folding code.
17695 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17697 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17698 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17699 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17700 dconstsqrt2, dconstthird, dconste and/or dconst10.
17701 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17702 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17703 dconstsqrt2, dconste): Delete.
17704 (init_emit_once): Likewise. Simplify initializing dconstm1.
17706 * real.c (get_real_const): New.
17707 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17708 dconstsqrt2, dconste): Delete.
17709 (real_value_const, get_real_const): New.
17711 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17713 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17715 * config/i386/i386.c (ix86_function_arg_boundary): Check
17716 BIGGEST_ALIGNMENT instead of 128.
17717 (setup_incoming_varargs_64): Likewise.
17719 2008-03-26 Tom Tromey <tromey@redhat.com>
17721 * Makefile.in (DEPFILES): Add missing '/'.
17723 2008-03-26 Richard Guenther <rguenther@suse.de>
17725 * fold-const.c (target.h): Include.
17726 (fold_comparison): Fold comparison of addresses of two decls
17727 that bind locally. Consolidate address folding code.
17729 2008-03-26 Nick Clifton <nickc@redhat.com>
17732 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17733 not allow INT+INT as a legitimate addressing mode.
17735 2008-03-26 Richard Guenther <rguenther@suse.de>
17737 * tree-flow.h (widen_bitfield): Remove declaration.
17738 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17739 (widen_bitfield): Remove function.
17740 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17743 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17746 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17749 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17751 PR rtl-optimization/35232
17752 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17753 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17754 reg_reloaded_call_part_clobbered here.
17755 (reload_regs_reach_end_p): New function.
17756 (reload_reg_rtx_for_input): New variable.
17757 (reload_reg_rtx_for_output): Likewise.
17758 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17759 when reassigning a pseudo register. Load reloadreg from
17760 reload_reg_rtx_for_input, moving the mode and register
17762 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17763 instead of the original when deciding whether an input reload
17764 would be a no-op or whether an output reload can be deleted.
17765 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17766 when setting up new_spill_reg_store. Load it from
17767 reload_reg_rtx_for_output, moving the mode and register
17769 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17770 instead of the original when deciding whether an output reload
17771 would be a no-op. Do the same when modifying insn notes.
17772 Use rtx_equal_p instead of == to compare the registers.
17773 (inherit_piecemeal_p): Take a mode and two register numbers
17775 (emit_reload_insns): Clear new_spill_reg_store for every hard
17776 register in the reload register. Remove spill registers
17777 from reg_reloaded_valid before considering whether to record
17778 inheritance information for them. Use reload_reg_rtx_for_output
17779 instead of reg_rtx when recording output reloads. Use
17780 reload_reg_rtx_for_input instead of reg_rtx when recording
17781 input reloads. Set or clear reg_reloaded_call_part_clobbered
17782 at the same time as setting reg_reloaded_valid.
17783 (delete_output_reload): Add a new_reload_reg parameter and use it
17784 instead of rld[j].reg_rtx.
17785 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17788 2008-03-25 Tom Tromey <tromey@redhat.com>
17790 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17791 (build/genattr.o): Likewise.
17792 (build/genattrtab.o): Likewise.
17793 (build/gencodes.o): Likewise.
17794 (build/genconfig.o): Likewise.
17795 (build/genconstants.o): Likewise.
17796 (build/genemit.o): Likewise.
17797 (build/genextract.o): Likewise.
17798 (build/genflags.o): Likewise.
17800 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17802 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17803 instead of size_int for integer types.
17804 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17805 to match type of MINUS_EXPR.
17807 2008-03-25 Tom Tromey <tromey@redhat.com>
17809 * configure: Rebuilt.
17810 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17813 2008-03-25 Tom Tromey <tromey@redhat.com>
17815 * config/x-solaris (host-solaris.o): Update.
17816 * config/x-linux (host-linux.o): Update.
17817 * config/x-hpux (host-hpux.o): Update.
17818 * config/x-darwin (host-darwin.o): Update.
17819 * config/v850/t-v850e (v850-c.o): Update.
17820 * config/v850/t-v850 (v850-c.o): Update.
17821 * config/t-vxworks (vxworks.o): Update.
17822 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17823 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17824 * config/spu/t-spu-elf (spu-c.o): Update.
17826 * config/sh/t-symbian (sh-c.o): Update.
17827 (symbian.o): Update.
17828 * config/sh/t-sh (sh-c.o): Update.
17829 * config/score/t-score-elf (score7.o, score3.o): Update.
17830 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17831 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17832 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17833 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17834 (rs6000.o): Remove.
17835 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17836 * config/m32c/t-m32c (m32c-pragma.o): Update.
17837 * config/ia64/t-ia64 (ia64-c.o): Update.
17838 * config/i386/x-mingw32 (host-mingw32.o): Update.
17839 * config/i386/x-i386 (driver-i386.o): Update.
17840 * config/i386/x-darwin (host-i386-darwin.o): Update.
17841 * config/i386/x-cygwin (host-cygwin.o): Update.
17842 * config/i386/t-nwld (nwld.o): Update.
17843 * config/i386/t-netware (netware.o): Update.
17844 * config/i386/t-interix (winnt.o): Update.
17845 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17846 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17847 msformat-c.o): Update.
17848 * config/bfin/t-bfin-linux (generated_files): Add
17849 linux-sysroot-suffix.h.
17850 * config/arm/t-wince-pe (pe.o): Update.
17851 * config/arm/t-strongarm-pe (pe.o): Update.
17852 * config/arm/t-pe (pe.o): Update.
17853 * config/arm/t-arm (arm-c.o): Update.
17854 * doc/install.texi (Prerequisites): Require make 3.80.
17855 * Makefile.in: Remove .o targets.
17856 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17857 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17858 (simple_generated_h, simple_generated_c): Move earlier.
17859 (generated_files): New variable.
17860 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17861 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17862 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17863 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17864 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17865 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17866 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17867 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17868 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17869 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17870 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17871 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17873 (COMPILE.base, COMPILE): New variables.
17874 (%.o): New pattern rule.
17875 (ALL_HOST_OBJS): New variable.
17876 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17877 (dummy-checksum.o, cc1-checksum.o): Remove.
17878 (DRIVER_SHLIB): New variable.
17879 (DRIVER_DEFINES): Use it.
17880 (gencondmd.c): Move out of build/.
17881 (s-conditions): Update.
17882 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17883 (ALL_BUILD_OBJS): Likewise.
17884 (build/%.o): Use BUILDCOMPILE.
17885 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17886 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17887 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17888 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17889 build/genconfig.o, build/genconstants.o, build/genemit.o,
17890 build/genextract.o, build/genflags.o, build/genmddeps.o,
17891 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17892 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17893 build/gen-protos.o, build/scan.o, build/fix-header.o,
17894 build/scan-decls.o): Simplify.
17895 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17896 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17897 prefix.o, toplev.o): Reduce to variable setting.
17898 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17899 ($(out_object_file), gcc-options.o): New targets.
17900 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17901 * configure: Rebuilt.
17902 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17903 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17905 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17907 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17908 complain when we hit an error, return ERROR_MARK_NODE.
17910 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17912 * config/sh/constraints.md (Pso, Psz): New constraints.
17913 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17914 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17916 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17918 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17919 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17921 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17923 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17924 (prefetch_sh2a): New.
17926 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17927 Naveen.H.S <naveen.hs@kpitcummins.com>
17929 * config/sh/constraints.md (I28): New constraint.
17930 * config/sh/sh.c (broken_move): Add support for movi20s.
17931 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17933 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17934 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17935 Naveen.H.S <naveen.hs@kpitcummins.com>
17937 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17938 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17939 (print_operand): Handle resbank in %@ operand code.
17940 (sh_encode_section_info): New.
17941 (push_regs): Add conditions for resbank.
17942 (sh_expand_epilogue): Likewise.
17943 (sh_insert_attributes): Likewise.
17944 (sh_attribute_table): Likewise.
17945 (sh_handle_resbank_handler_attribute): New.
17946 (sh2a_handle_function_vector_handler_attribute): New.
17947 (sh2a_is_function_vector_call): New.
17948 (sh2a_get_function_vector_number): New.
17949 (sh2a_function_vector_p): New.
17950 (sh_cfun_resbank_handler_p): New.
17951 * config/sh/sh.md (calli): Emit jsr/n if possible.
17952 (calli_tbr_rel): New.
17953 (calli_pcrel): Emit jsr/n if possible.
17954 (return_i): Emit rts/n if possible.
17955 (call_valuei_tbr_rel): New.
17956 (call_valuei_pcrel): Add condition for SH2A target.
17957 (call_value): Likewise.
17958 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17959 (sh2a_get_function_vector_number): Likewise.
17960 (sh2a_is_function_vector_call): Likewise.
17961 * doc/extend.texi: Document TBR relative addressing of SH2A.
17962 (resbank): Add description for SH2A.
17964 2008-03-24 Richard Guenther <rguenther@suse.de>
17967 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17968 pointer assignments change conversions according to middle-end rules.
17969 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17970 * configure.ac: Include type checking in yes.
17971 * configure: Regenerate.
17973 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17975 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17976 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17978 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17980 * gthr-vxworks.h (UNUSED): Define.
17982 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17984 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17986 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17988 * doc/extend.texi (Function Attributes): Add missing comma in the
17989 example of the "alloc_size" attribute.
17991 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17994 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17996 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17999 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18002 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18003 of the underlying type of a MS bitfield layout to the natural
18004 alignment of the type.
18006 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18008 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18009 to their natural alignment to avoid store forwarding stalls.
18011 2008-03-22 Richard Guenther <rguenther@suse.de>
18013 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
18014 For PHI nodes verify the address is invariant.
18015 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
18016 (get_symbol_constant_value): Use is_gimple_min_invariant.
18017 (maybe_fold_stmt_indirect): Likewise.
18019 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
18021 PR rtl-optimization/33927
18022 * Makefile.in (dse.o): Depend on $(TM_P_H).
18023 * expr.h (extract_low_bits): Declare.
18024 * expmed.c (extract_low_bits): New function.
18025 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
18026 * dse.c: Include tm_p.h.
18027 (find_shift_sequence): Remove the read_reg argument and return the
18028 read value. Emit the instructions instead of returning them.
18029 Iterate on new_mode rather than calculating it each time.
18030 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
18031 source to NEW_MODE and extract_low_bits to convert the shifted
18032 value to READ_MODE.
18033 (replace_read): Allow the load and store to have different mode
18034 classes. Use extract_low_bits when SHIFT == 0. Create the shift
18035 or extraction instructions before trying the replacement. Update
18036 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
18038 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18040 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18041 to their natural alignment to avoid store forwarding stalls.
18043 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18046 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
18047 encouraging but not allowing gprs for input;
18048 change the input constraint to !f#r.
18049 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
18051 change the output constraint to !f#r.
18053 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
18056 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
18057 corresponding post-reload splitters.
18058 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
18059 when x87 FP math is selected.
18060 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
18061 New function prototype.
18062 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
18063 unreachable function to ease macroization of insn patterns.
18065 2008-03-21 Martin Jambor <mjambor@suse.cz>
18067 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
18068 reference dumps if ddr is NULL or dependence is unknown.
18070 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18072 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
18073 unsigned extension into account.
18074 (ATOMIC_COMPARE_AND_SWAP): Likewise.
18075 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
18076 Do computations on a scratch register.
18078 2008-03-21 Richard Guenther <rguenther@suse.de>
18080 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18081 Use is_gimple_min_invariant instead of TREE_INVARIANT.
18082 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
18083 * tree-ssa-dom.c (record_equality): Likewise.
18084 * tree-inline.c (copy_body_r): Likewise.
18085 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
18088 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18090 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
18091 as 'delete_unused' argument.
18093 2008-03-20 Richard Guenther <rguenther@suse.de>
18095 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18096 special casing of constant qualifiers.
18097 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
18098 care about them in general.
18099 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
18100 regardless of their type.
18101 (fold_stmt_r): Forcefully fold *& if we end up with that.
18103 2008-03-20 Paul Brook <paul@codesourcery.com>
18105 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
18106 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
18108 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
18110 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
18111 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
18113 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
18115 * common.opt (Wmudflap): New option.
18116 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
18117 (mx_register_decls): Likewise.
18118 (mudflap_finish_file): Likewise.
18119 * doc/invoke.texi: Document -Wno-mudflap.
18121 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
18123 * c-format.c (replace_format_name_to_system_name): New.
18124 (cmp_attribs): New.
18125 (convert_format_name_to_system_name): New.
18126 (decode_format_attr): Add use of convert_format_name_to_system_name.
18127 (format_types_orig): Add gnu_ prefix to names.
18128 (check_format_info_main): Special treating of \0 escaped names for
18129 supporting multi-character format specifiers as I32, I64.
18130 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
18131 (gnu_target_overrides_format_attributes): New.
18132 * c-format.h: Add structure target_ovr_attr to hold
18133 system specific formatter names.
18134 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
18135 msformat-c.o file to c_target_objs and cxx_target_objs.
18136 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18137 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
18138 (TARGET_N_FORMAT_TYPES): New.
18139 * config/i386/msformat-c.c: New.
18140 * config/i386/t-cygming: Add build rule for msformat-c.o.
18141 * doc/extend.texi: Add new format names gnu_* and ms_* and
18143 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18145 2008-03-20 Ira Rosen <irar@il.ibm.com>
18147 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
18148 optimizations turned on under -O3.
18149 (ftree-vectorize): Add that the flag is turned on with -O3.
18151 2008-03-20 Ben Elliston <bje@au.ibm.com>
18153 * regmove.c (try_auto_increment): Fix spelling error in comment.
18154 * final.c (final_scan_insn): Likewise.
18156 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
18159 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
18160 allocator preferences for "y" and "r" class registers.
18161 ("*mov<mode>_internal"): Ditto.
18162 ("*movv2sf_internal_rex64"): Ditto.
18163 ("*movv2sf_internal"): Ditto.
18165 2008-03-19 Michael Matz <matz@suse.de>
18167 PR middle-end/35616
18168 * calls.c (expand_call): Check overlap of arguments with call
18169 address for sibcalls.
18171 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18174 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18175 of the underlying type of a MS bitfield layout to the natural
18176 alignment of the type.
18178 2008-03-19 Jan Hubicka <jh@suse.cz>
18181 * toplev.c (decode_d_option): Handle all CPP flags.
18182 * tree-vrp.c: Update tree_pass descriptors.
18183 * regrename.c: Update tree_pass descriptors.
18184 * fwprop.c: Update tree_pass descriptors.
18185 * doc/invoke.texi: Remove documentation of dropped -d? flags.
18186 * tree-into-ssa.c: Update tree_pass descriptors.
18187 * tree-dump.c: Update tree_pass descriptors.
18188 * tree-complex.c: Update tree_pass descriptors.
18189 * tree-dump.h: Update tree_pass descriptors.
18190 * see.c: Update tree_pass descriptors.
18191 * cgraphbuild.c: Update tree_pass descriptors.
18192 * tracer.c: Update tree_pass descriptors.
18193 * tree-loop-distribution.c: Update tree_pass descriptors.
18194 * cgraph.c: Update tree_pass descriptors.
18195 * postreload-gcse.c: Update tree_pass descriptors.
18196 * postreload.c: Update tree_pass descriptors.
18197 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
18198 * tree-tailcall.c: Update tree_pass descriptors.
18199 * tree-pass.h (tree_opt_pass): Rename to ...
18200 (opt_pass) ... this one; add "type" field and remove letter field.
18201 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
18202 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
18203 all_lowering_passes): Update declaration.
18204 * ipa-cp.c: Update tree_pass descriptors.
18205 * final.c: Update tree_pass descriptors.
18206 * omp-low.c: Update tree_pass descriptors.
18207 * tree-ssa-dse.c: Update tree_pass descriptors.
18208 * ipa-reference.c: Update tree_pass descriptors.
18209 * tree-ssa-uncprop.c: Update tree_pass descriptors.
18210 * auto-inc-dec.c: Update tree_pass descriptors.
18211 * reorg.c: Update tree_pass descriptors.
18212 * cgraphunit.c: Update tree_pass descriptors.
18213 * tree-ssa-copyrename.c: Update tree_pass descriptors.
18214 * tree-ssa-ccp.c: Update tree_pass descriptors.
18215 * df-core.c: Update tree_pass descriptors.
18216 * mode-switching.c: Update tree_pass descriptors.
18217 * tree-nomudflap.c: Update tree_pass descriptors.
18218 * modulo-sched.c: Update tree_pass descriptors.
18219 * ipa-pure-const.c: Update tree_pass descriptors.
18220 * cse.c: Update tree_pass descriptors.
18221 * web.c: Update tree_pass descriptors.
18222 * tree-stdarg.c: Update tree_pass descriptors.
18223 * tree-ssa-math-opts.c: Update tree_pass descriptors.
18224 * tree-ssa-dom.c: Update tree_pass descriptors.
18225 * tree-nrv.c: Update tree_pass descriptors.
18226 * tree-ssa-alias.c: Update tree_pass descriptors.
18227 * loop-init.c: Update tree_pass descriptors.
18228 * gimple-low.c: Update tree_pass descriptors.
18229 * ipa-inline.c: Update tree_pass descriptors.
18230 * tree-ssa-sink.c: Update tree_pass descriptors.
18231 * global.c: Update tree_pass descriptors.
18232 * ifcvt.c: Update tree_pass descriptors.
18233 * jump.c: Update tree_pass descriptors.
18234 * predict.c: Update tree_pass descriptors.
18235 * tree-ssa-loop.c: Update tree_pass descriptors.
18236 * recog.c: Update tree_pass descriptors.
18237 * dse.c: Update tree_pass descriptors.
18238 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
18239 * tree-eh.c: Update tree_pass descriptors.
18240 * regmove.c: Update tree_pass descriptors.
18242 * function.c: Update tree_pass descriptors.
18243 * tree-vectorizer.c: Update tree_pass descriptors.
18244 * gcse.c: Update tree_pass descriptors.
18245 * ipa-type-escape.c: Update tree_pass descriptors.
18246 * tree-if-conv.c: Update tree_pass descriptors.
18247 * init-regs.c: Update tree_pass descriptors.
18248 * ipa.c: Update tree_pass descriptors.
18249 * tree-ssa-phiopt.c: Update tree_pass descriptors.
18250 * rtl-factoring.c: Update tree_pass descriptors.
18251 * lower-subreg.c: Update tree_pass descriptors.
18252 * bt-load.c: Update tree_pass descriptors.
18253 * tree-dfa.c: Update tree_pass descriptors.
18254 * except.c: Update tree_pass descriptors.
18255 * emit-rtl.c: Update tree_pass descriptors.
18256 * cfgexpand.c: Update tree_pass descriptors.
18257 * tree-cfgcleanup.c: Update tree_pass descriptors.
18258 * cfgcleanup.c: Update tree_pass descriptors.
18259 * tree-ssa-pre.c: Update tree_pass descriptors.
18260 * tree-sra.c: Update tree_pass descriptors.
18261 * tree-mudflap.c: Update tree_pass descriptors.
18262 * tree-ssa-copy.c: Update tree_pass descriptors.
18263 * cfglayout.c: Update tree_pass descriptors.
18264 * tree-ssa-forwprop.c: Update tree_pass descriptors.
18265 * tree-ssa-dce.c: Update tree_pass descriptors.
18266 * tree-ssa.c: Update tree_pass descriptors.
18267 * regclass.c: Update tree_pass descriptors.
18268 * integrate.c: Update tree_pass descriptors.
18269 * tree-optimize.c: Update tree_pass descriptors.
18270 * tree-ssa-phiprop.c: Update tree_pass descriptors.
18271 * tree-object-size.c: Update tree_pass descriptors.
18272 * combine.c: Update tree_pass descriptors.
18273 * tree-outof-ssa.c: Update tree_pass descriptors.
18274 * bb-reorder.c: Update tree_pass descriptors.
18275 * stack-ptr-mod.c: Update tree_pass descriptors.
18276 * var-tracking.c: Update tree_pass descriptors.
18277 * tree-profile.c: Update tree_pass descriptors.
18278 * tree-vect-generic.c: Update tree_pass descriptors.
18279 * reg-stack.c: Update tree_pass descriptors.
18280 * sched-rgn.c: Update tree_pass descriptors.
18281 * tree-ssa-structalias.c: Update tree_pass descriptors.
18282 * tree-cfg.c: Update tree_pass descriptors.
18283 * passes.c (current_pass): Update declaration.
18284 (finish_optimization_passes): Update.
18285 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18286 (register_one_dump_file, register_dump_files_1, next_pass_1):
18288 (init_optimization_passes): Update handling of new types.
18289 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18290 * ipa-struct-reorg.c: Update tree_pass descriptors.
18291 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18292 * combine-stack-adj.c: Update tree_pass descriptors.
18293 * cfgrtl.c: Update tree_pass descriptors.
18294 * dce.c: Update tree_pass descriptors.
18295 * tree-ssanames.c: Update tree_pass descriptors.
18297 2008-03-19 Richard Guenther <rguenther@suse.de>
18299 PR middle-end/35609
18300 * tree-ssa.c (walk_data): New structure.
18301 (warn_uninitialized_var): If not always_executed warn with "maybe"
18303 (execute_early_warn_uninitialized): Compute post-dominators.
18304 Initialize always_executed before processing each basic block.
18306 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18309 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18310 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18312 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18314 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18316 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18318 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18320 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18321 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18322 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18323 target after ignore has been set, and move there also the commputation
18324 of subtarget and original_target.
18325 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18326 (LANG_HOOKS_INITIALIZER): Remove it.
18327 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18329 2008-03-18 Richard Guenther <rguenther@suse.de>
18331 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18332 found an expression with constants, note that in the VN for the lhs.
18333 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18334 fold them to constants if possible. Run cleanup_cfg if done so.
18335 (execute_pre): Return todo.
18336 (do_pre): Likewise.
18337 (execute_fre): Likewise.
18338 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18340 (get_prop_source_stmt): Look through pointer conversions.
18342 2008-03-18 Jan Hubicka <jh@suse.cz>
18344 * tree-pretty-print.c: Include predict.h.
18345 (dump_generic_node): Dump predictor.
18346 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18347 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18348 * gimple-low.c (lower_stmt): Likewise.
18349 * expr.c (expand_expr_real): Likewise.
18350 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18352 (build_predict_expr, build_predict_expr): New.
18353 * predict.h (predictor_name, build_predict_expr): Update.
18354 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18355 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18356 * predict.def (PRED_CONTINUE): Update hitrate.
18357 * tree.def (PREDICT_EXPR): Define.
18358 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18359 do not handle BIND_EXPR.
18360 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18361 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18362 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18365 2008-03-18 Michael Matz <matz@suse.de>
18367 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18369 2008-03-18 Richard Guenther <rguenther@suse.de>
18371 * tree-gimple.h (is_gimple_invariant_address): Declare.
18372 (is_gimple_constant): Likewise.
18373 * tree-gimple.c (is_gimple_constant): New function.
18374 (is_gimple_invariant_address): Likewise.
18375 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18376 and is_gimple_invariant_address.
18377 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18379 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18380 an addressable base.
18382 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18384 PR middle-end/35611
18385 * gimplify.c (gimplify_expr): Gimplify second operand of
18388 2008-03-17 Richard Guenther <rguenther@suse.de>
18390 PR tree-optimization/19637
18391 * fold-const.c (fold_unary): Remove restrictions of removing
18392 intermediate pointer-conversions (P2)(P1)P0.
18393 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18394 conversion to void pointer.
18395 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18397 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18400 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18401 emulated thread local variables.
18403 2008-03-16 Richard Guenther <rguenther@suse.de>
18405 PR middle-end/35607
18406 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18407 expand TREE_INVARIANT operations that are not gimple invariant.
18409 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18411 * doc/extend.texi (Alignment): Say that the ABI controls
18412 the __alignof__ for non-strict-alignment targets rather
18413 than being a recommendation.
18415 2008-03-15 Paul Brook <paul@codesourcery.com>
18417 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18419 (arm_output_fn_unwind): Mark functions that can not be unwound.
18421 2008-03-15 Paul Brook <paul@codesourcery.com>
18423 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18424 extension instructions.
18426 2008-03-15 Richard Guenther <rguenther@suse.de>
18428 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18429 and fold constant aggregate refs.
18430 (fold_const_aggregate_ref): Handle string constants
18431 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18432 (evaluate_stmt): Simplify now that ccp_fold folds constant
18435 2008-03-15 Paul Brook <paul@codesourcery.com>
18437 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18438 (extzv): Use gen_extzv_t2.
18439 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18441 2008-03-15 Richard Guenther <rguenther@suse.de>
18443 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18444 (fold_const_aggregate_ref): Likewise.
18445 (get_value): Return NULL if we don't have any values.
18446 (ccp_finalize): Set const_val to NULL after freeing it.
18447 * tree-flow.h (get_symbol_constant_value): Declare.
18448 (fold_const_aggregate_ref): Likewise.
18449 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18451 2008-03-15 Richard Guenther <rguenther@suse.de>
18453 PR middle-end/35593
18454 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18455 to not produce negative array indices if not allowed. Add
18456 parameter to indicate that.
18457 (maybe_fold_offset_to_component_ref): Allow negative array
18458 indices only for the first member of a structure.
18459 (maybe_fold_offset_to_reference): Allow negative array indices.
18460 (maybe_fold_stmt_addition): Likewise.
18462 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18463 Anatoly Sokolov <aesok@post.ru>
18465 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18466 (avr_arch): Add ARCH_AVR6.
18467 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18468 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18469 instead of fixed value 2.
18470 (print_operand_address): Use gs() asm specifier instead of pm().
18471 (avr_assemble_integer): (Ditto.).
18472 (avr_output_addr_vec_elt): (Ditto.).
18473 (print_operand): Handle "!" code.
18474 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18475 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18476 (AVR_HAVE_EIJMP_EICALL): Define.
18477 (AVR_3_BYTE_PC): Redefine.
18478 (AVR_2_BYTE_PC): (Ditto.).
18479 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18480 (LINK_SPEC): Add atmega2560 and atmega2561.
18481 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18483 * config/avr/avr.md (call_insn): Use eicall instead of icall
18484 for 3 byte PC devices.
18485 (call_value_insn): (Ditto.).
18486 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18487 (indirect_jump): Use only for for 2 byte PC devices.
18488 (*tablejump): (Ditto.).
18489 (*indirect_jump_avr6): Add insn.
18490 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18491 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18492 instead of ijmp for 3 byte PC devices.
18493 (__tablejump2__): (Ditto.).
18494 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18495 (MULITLIB_DIRNAMES): (Ditto.).
18496 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18498 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18500 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18501 "sse2_umulsidi3". Use V1DI mode for operand 0.
18502 ("mmx_psadbw"): Use V1DI mode for operand 0.
18503 * config/i386/i386-modes.def (V1SI): New vector mode.
18504 * config/i386/i386.c (struct builtin_description)
18505 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18506 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18507 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18508 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18509 v1di_ftype_v8qi_v8qi type.
18510 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18512 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18513 __builtin_ia32_pmuludq]: Fix the mode of return value.
18515 2008-03-15 Richard Guenther <rguenther@suse.de>
18517 PR middle-end/35595
18518 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18521 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18523 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18524 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18525 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18526 unless TARGET_SERIALIZE_VOLATILE is enabled.
18527 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18528 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18529 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18531 2008-03-14 Richard Guenther <rguenther@suse.de>
18533 PR tree-optimization/34172
18534 * tree-flow.h (refs_may_alias_p): Declare.
18535 (get_single_def_stmt): Likewise.
18536 (get_single_def_stmt_from_phi): Likewise.
18537 (get_single_def_stmt_with_phi): Likewise.
18538 * tree-dfa.c (refs_may_alias_p): New function.
18539 (get_single_def_stmt): Likewise.
18540 (get_single_def_stmt_from_phi): Likewise.
18541 (get_single_def_stmt_with_phi): Likewise.
18542 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18543 (vn_reference_lookup_1): New helper function.
18544 (vn_reference_lookup): Walk the virtual use-def chain to
18545 continue searching for a match if the def does not alias the
18546 reference we are looking for.
18548 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18550 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18551 archive and Perzl. Update The Written Word listing.
18553 2008-03-14 Richard Guenther <rguenther@suse.de>
18555 PR tree-optimization/34043
18556 PR tree-optimization/33989
18557 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18559 (bitmap_find_leader): Use extra argument to verify dominance
18560 relationship inside a basic-block.
18561 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18562 (find_leader_in_sets): Adjust.
18563 (create_component_ref_by_pieces): Take extra argument for
18564 dominance check, handle lookup failures.
18565 (find_or_generate_expression): Likewise.
18566 (create_expression_by_pieces): Likewise.
18567 (insert_into_preds_of_block): Adjust.
18568 (create_value_expr_from): If asked for, verify all operands
18569 are in the blocks AVAIL_OUT set.
18570 (make_values_for_stmt): Check for SSA_NAMEs that are life
18571 over an abnormal edge.
18572 (compute_avail): Remove such check.
18573 (do_SCCVN_insertion): New function.
18574 (eliminate): If we do not find a leader suitable for replacement
18575 insert a replacement expression from SCCVN if available.
18576 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18577 (struct vn_ssa_aux): Add needs_insertion flag.
18578 * tree-ssa-sccvn.c (may_insert): New global flag.
18579 (copy_reference_ops_from_ref): Value-number union member access
18580 based on its size, not type and member if insertion is allowed.
18581 (visit_reference_op_load): For a weak match from union type
18582 punning lookup a view-converted value and insert a SSA_NAME
18583 for that value if that is not found.
18584 (visit_use): Make dumps shorter. Do not disallow value numbering
18585 SSA_NAMEs that are life over an abnormal edge to constants.
18586 (free_scc_vn): Release inserted SSA_NAMEs.
18587 (run_scc_vn): New flag to specify whether insertion is allowed.
18588 Process SSA_NAMEs in forward order.
18589 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18590 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18591 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18592 pointer type to/from integral types that do not change the
18593 precision to regular conversions.
18595 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18597 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18598 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18599 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18600 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18601 input arguments and the mode of return value. Built-in functions
18602 that operate on whole 64-bit MMX register now use V1DI mode.
18604 2008-03-13 Alon Dayan <alond@il.ibm.com>
18605 Olga Golovanevsky <olga@il.ibm.com>
18607 PR tree-optimization/35041
18608 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18609 to locate the right position in a statement.
18611 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18615 * config/i386/xmmintrin.h: Change all static inline functions to
18616 extern inline and add __gnu_inline__ attribute.
18617 * config/i386/bmintrin.h: Ditto.
18618 * config/i386/smmintrin.h: Ditto.
18619 * config/i386/tmmintrin.h: Ditto.
18620 * config/i386/mmintrin-common.h: Ditto.
18621 * config/i386/ammintrin.h: Ditto.
18622 * config/i386/emmintrin.h: Ditto.
18623 * config/i386/pmmintrin.h: Ditto.
18624 * config/i386/mmintrin.h: Ditto.
18625 * config/i386/mm3dnow.h: Ditto.
18627 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18629 PR middle-end/35185
18630 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18631 (lower_omp_2): New function.
18632 (lower_omp_1, lower_omp): Rewritten.
18634 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18637 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18638 with the phrase "Microsoft Windows compilers".
18639 (Push/Pop Macro Pragmas): New subsection. Document
18640 #pragma push_macro and pragma pop_macro.
18642 2008-03-12 Paul Brook <paul@codesourcery.com>
18644 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18646 2008-03-12 Paul Brook <paul@codesourcery.com>
18648 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18649 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18650 (thumb2_addsi_shortim): Rename ...
18651 (thumb2_addsi_short): ... to this. Allow register operands.
18652 (thumb2_subsi_short): New pattern.
18653 (thumb2_one_cmplsi2_short,
18654 thumb2_negsi2_short): New patterns and peepholes.
18656 2008-03-12 Paul Brook <paul@codesourcery.com>
18658 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18660 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18662 * config/i386/i386.md (int_cond): New code iterator.
18664 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18665 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18666 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18667 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18668 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18669 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18670 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18671 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18673 2008-03-12 Paul Brook <paul@codesourcery.com>
18675 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18676 instead of {arm,thumb}_compute_save_reg_mask.
18677 (output_return_instruction): Ditto.
18678 (thumb_unexpanded_epilogue): Ditto.
18679 (thumb1_expand_prologue): Ditto.
18680 (thumb1_output_function_prologue): Ditto.
18681 (arm_set_return_address): Ditto.
18682 (thumb_set_return_address): Ditto.
18683 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18684 regs to achieve stack alignment.
18685 (thumb1_compute_save_reg_mask): Fix compiler warning.
18686 (arm_output_epilogue): Use offsets->saved_regs_mask.
18687 Adjust stack pointer by poping call clobered registers.
18688 (arm_expand_prologue): Use offsets->saved_regs_mask.
18689 Adjust stack pointer by pushing extra registers.
18690 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18692 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18695 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18696 conversion to the operands of a multiplication.
18698 2008-03-12 Richard Guenther <rguenther@suse.de>
18700 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18701 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18702 * timevar.def (TV_TREE_PHIPROP): Add.
18703 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18704 pass description. Use TV_TREE_PHIPROP.
18705 * tree-ssa-forwprop.c: Remove phiprop code.
18707 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18709 PR middle-end/35549
18710 * omp-low.c (maybe_lookup_decl): Constify first argument.
18711 (use_pointer_for_field): Change last argument from bool to
18712 omp_context *. Disallow shared copy-in/out in nested
18713 parallel if decl is shared in outer parallel too.
18714 (build_outer_var_ref, scan_sharing_clauses,
18715 lower_rec_input_clauses, lower_copyprivate_clauses,
18716 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18718 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18719 Ira Rosen <irar@il.ibm.com>
18721 * tree-vectorizer.c (free_stmt_vec_info): New function.
18722 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18723 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18724 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18725 * tree-vect-transform.c (vectorizable_conversion): Free
18726 vec_oprnds0 if it was allocated.
18727 (vect_permute_store_chain): Remove unused VECs.
18728 (vectorizable_store): Free VECs that are allocated in the..
18730 (vect_transform_strided_load, vectorizable_load): Likewise.
18731 (vect_remove_stores): Simplify the code.
18732 (vect_transform_loop): Move code to vect_remove_stores().
18733 Call vect_remove_stores() and free_stmt_vec_info().
18735 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18737 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18738 TARGET_HPUX. Revise comment.
18739 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18740 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18741 Use sr4 variant of `be' instruction when not generating PIC code.
18742 (attr_length_call): Adjust for above change.
18744 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18746 * ipa-reference.c (static_execute): Remove module_statics_const and
18747 associated setting code.
18749 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18752 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18753 predicate for operand 1.
18754 (paritysi2_cmp): Use register_operand predicate for operand 2.
18755 Use earlyclobber modifier for operand 1. Remove support for
18757 (paritydi2_cmp): Use register_operand predicate for operand 3.
18758 Use earlyclobber modifier for operand 1. Remove support for
18761 2008-03-11 Paul Brook <paul@codesourcery.com>
18762 Vladimir Prus <vladimir@codesourcery.com>
18764 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18765 (arm_compute_save_reg0_reg12_mask): Always
18766 check if register 11 must be saved. Always safe hard frame pointer
18767 when frame_pointer_needeed.
18768 (arm_compute_save_reg_mask): Save IP and PC
18769 only with apcs frames.
18770 (arm_output_epilogue): Adjust Thumb2 codepath to
18771 be also invoked and work for ARM non-apcs frames.
18772 (arm_expand_prologue): Don't bother saving IP
18773 for non-apcs frame, since it's not clobbered by
18774 prologue code. Implement non-apcs frame
18777 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18779 PR rtl-optimization/35281
18780 * expr.c (convert_move): Use a new pseudo for the intermediate
18781 from_mode->word_mode result.
18783 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18785 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18786 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18787 * toplev.c (compile_file): Don't call it.
18789 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18791 PR middle-end/35526
18792 * expr.c (store_expr): Call emit_block_move if the mode
18793 of "temp" RTX is BLKmode.
18795 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18796 Richard Guenther <rguenther@suse.de>
18798 PR tree-optimization/31358
18799 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18800 the step with a NULL_TREE.
18801 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18802 to sizetype if type is a pointer type.
18803 (add_candidate_1): Don't convert the base and step to
18804 the generic type if the orginal type is a pointer type.
18805 (add_iv_value_candidates): Use sizetype for the step
18806 if type is a pointer type.
18807 (cand_value_at): Likewise.
18808 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18810 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18811 Don't convert the tem affine to the type.
18812 (add_elt_to_tree): Use sizetype for the step if a pointer.
18813 Use POINTER_PLUS_EXPR for pointers.
18814 (aff_combination_to_tree): Use sizetype for the step if a
18817 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18819 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18820 Remove commutativity hint.
18822 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18826 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18827 errorneous type. Check that v is a VAR_DECL.
18829 PR middle-end/35099
18830 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18832 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18834 PR tree-optimization/35494
18835 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18836 may be overriden at link and run time.
18838 2008-03-10 Richard Guenther <rguenther@suse.de>
18840 PR tree-optimization/34677
18841 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18842 (poolify_tree): Likewise.
18843 (modify_expr_template): Likewise.
18844 (poolify_modify_stmt): Likewise.
18845 (insert_fake_stores): Handle all component-ref style stores
18846 in addition to INDIRECT_REF. Also handle complex types.
18847 Do not poolify the inserted load.
18848 (realify_fake_stores): Do not rebuild the tree but only
18849 make it a SSA_NAME copy.
18850 (init_pre): Remove initialzation of modify_expr_template.
18851 Do not allocate modify_expr_node_pool.
18852 (fini_pre): Do not free modify_expr_node_pool.
18854 2008-03-10 Paul Brook <paul@codesourcery.com>
18856 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18857 to avoid conflicts.
18859 2008-03-10 Paul Brook <paul@codesourcery.com>
18860 Mark Shinwell <shinwell@codesourcery.com>
18862 * config/arm/cortex-r4.md: New.
18863 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18865 * config/arm/arm.md: Include cortex-r4.md.
18866 (insn): Add smmls, sdiv and udiv values.
18867 (generic_sched): Don't use generic scheduling for Cortex-R4.
18868 (arm_issue_rate): New function.
18869 (TARGET_SCHED_ISSUE_RATE): Define.
18871 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18873 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18875 2008-03-10 Richard Guenther <rguenther@suse.de>
18877 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18878 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18880 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18882 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18883 Set default to true.
18885 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18887 * c.opt (Wsynth): Deprecate.
18888 * doc/invoke.texi (Option Summary, Warning Options): Document
18889 -Wno-format-contains-nul.
18891 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18894 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18895 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18897 2008-03-09 Ira Rosen <irar@il.ibm.com>
18899 * config/rs6000/rs6000.c (builtin_description): Rename vector
18900 left shift operations.
18901 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18902 (altivec_vsl<VI_char>): Rename to ...
18903 (ashl<mode>3): ... new name.
18904 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18906 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18908 2008-03-08 Richard Guenther <rguenther@suse.de>
18910 * coverage.h (tree_coverage_counter_addr): Declare.
18911 * coverage.c (tree_coverage_counter_addr): New function.
18912 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18913 before using again.
18914 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18915 (tree_gen_one_value_profiler): Likewise.
18916 (tree_gen_ic_profiler): Likewise.
18917 (tree_gen_average_profiler): Likewise.
18918 (tree_gen_ior_profiler): Likewise.
18920 2008-03-08 Richard Guenther <rguenther@suse.de>
18922 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18923 (vn_binary_op_insert): Likewise.
18924 (vn_unary_op_lookup): Likewise.
18925 (vn_unary_op_insert): Likewise.
18926 (vn_nary_op_lookup): Declare.
18927 (vn_nary_op_insert): Likewise.
18928 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18929 and binary hashes, use a single obstack for unary_op_pool
18930 and binary_op_pool.
18931 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18932 a single struct vn_nary_op_s. Store tree code length and
18933 a variable number of operands.
18934 (struct vn_reference_op_struct): Remove unused op2.
18935 (vn_reference_op_eq): Do not compare op2.
18936 (vn_reference_op_compute_hash): Do not compute hash of op2.
18937 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18938 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18939 with vn_nary_op_compute_hash.
18940 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18941 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18943 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18945 (visit_unary_op): Call nary functions.
18946 (visit_binary_op): Likewise.
18947 (process_scc): Adjust for struct vn_tables_s changes.
18948 (allocate_vn_table): Likewise.
18949 (free_vn_table): Likewise.
18950 * tree-vn.c (vn_add): Call nary functions.
18951 (vn_lookup): Likewise.
18953 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18956 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18957 wdst back after sync_compare_and_swapqhi_internal.
18959 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18962 * config/i386/i386-modes.def (V1DI): New vector mode.
18963 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18964 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18965 (MMXMODE248): Ditto.
18966 (MMXMODE): Add V1DI mode.
18967 (mmxvecsize): Change DI mode to V1DI mode.
18968 ("mov<mode>): Use MMXMODEI8 mode iterator.
18969 ("*mov<mode>_internal_rex64"): Ditto.
18970 ("*mov<mode>_internal"): Ditto.
18971 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18972 ("mmx_sub<mode>3"): Ditto.
18973 ("mmx_adddi3"): Remove insn pattern.
18974 ("mmx_subdi3"): Ditto.
18975 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18976 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18977 ("mmx_ashl<mode>3"): Ditto.
18978 ("mmx_lshrdi3"): Remove insn pattern.
18979 ("mmx_ashldi3"): Ditto.
18980 * config/i386/i386.c (classify_argument): Handle V1DImode.
18981 (function_arg_advance_32): Ditto.
18982 (function_arg_32): Ditto.
18983 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18984 mmx_addv1di3 insn pattern.
18985 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18986 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18987 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18988 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18989 Remove definitions of built-in functions.
18990 (V1DI_type_node): New node.
18991 (v1di_ftype_v1di_int): Ditto.
18992 (v1di_ftype_v1di_v1di): Ditto.
18993 (v2si_ftype_v2si_si): Ditto.
18994 (v4hi_ftype_v4hi_di): Remove node.
18995 (v2si_ftype_v2si_di): Ditto.
18996 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18997 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18998 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18999 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
19000 Add new builtins using def_builtin_const.
19001 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
19002 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
19003 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
19004 * config/i386/mmintrin.h (__v1di): New typedef.
19005 (_mm_add_si64): Cast arguments to __v1di type.
19006 (_mm_sub_si64): Ditto.
19007 (_mm_sll_pi16): Cast __count to __v4hi type.
19008 (_mm_sll_pi32): Cast __count to __v2si type.
19009 (_mm_sll_si64): Cast arguments to __v1di type.
19010 (_mm_srl_pi16): Cast __count to __v4hi type.
19011 (_mm_srl_pi32): Cast __count to __v2si type.
19012 (_mm_srl_si64): Cast arguments to __v1di type.
19013 (_mm_sra_pi16): Cast __count to __v4hi type.
19014 (_mm_sra_pi32): Cast __count to __v2si type.
19015 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
19016 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
19017 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
19018 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
19019 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
19020 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
19021 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
19022 (_mm_srai_pi32): Use __builtin_ia32_psradi.
19023 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
19024 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19025 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19026 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
19028 2008-03-07 Joseph Myers <joseph@codesourcery.com>
19030 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
19032 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
19035 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
19036 reg+const addressing for Altivec modes. Don't generate reg+reg
19037 addressing for TFmode or TDmode quantities.
19039 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
19041 * c-common.c (vector_types_convertible_p): Call langhook
19042 instead of comptypes.
19044 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
19047 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
19048 integral and scalar float variables which have a
19051 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
19053 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
19054 dwarf_register_span hook when emitting unwind information for
19055 register-to-memory saves.
19056 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
19057 (rs6000_frame_related): Remove call to spe_synthesize_frame.
19059 2008-03-06 Jakub Jelinek <jakub@redhat.com>
19061 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
19062 for the same VAR_DECL.
19064 2008-03-06 Tom Tromey <tromey@redhat.com>
19066 * treelang: Delete.
19067 * doc/standards.texi (Standards): Don't mention treelang.
19068 * doc/invoke.texi (Overall Options): Don't mention treelang.
19069 * doc/install.texi (Prerequisites): Don't mention bison or
19071 (Configuration): Don't mention treelang.
19072 (Building): Likewise.
19073 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
19075 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
19077 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
19078 word-extractions out of a multi-word object.
19080 2008-03-06 Richard Guenther <rguenther@suse.de>
19082 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
19083 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
19084 result type and precision.
19085 * expr.c (get_inner_reference): Set unsignedp based on the result
19086 type of BIT_FIELD_REF.
19087 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
19088 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
19089 (try_instantiate_multiple_fields): Likewise. Use the correct type
19091 (sra_build_assignment): Likewise.
19092 (sra_build_elt_assignment): Likewise.
19093 (sra_explode_bitfield_assignment): Likewise.
19094 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
19095 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
19096 set BIT_FIELD_REF_UNSIGNED.
19097 (vectorizable_load): Likewise.
19099 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
19101 * cse.c (cse_extended_basic_block): Invalidate artificial defs
19104 2008-03-06 Richard Guenther <rguenther@suse.de>
19106 * alias.c (struct alias_set_entry): Move has_zero_child field
19107 to pack with alias_set.
19109 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19111 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19114 2008-03-05 Ian Lance Taylor <iant@google.com>
19116 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
19118 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
19120 * fwprop.c (update_df): Support width and offset parameters of
19122 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
19123 global_conflicts): Change DF_REF_EXTRACT to either
19124 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19125 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19126 * df-scan.c (df_ref_record, df_defs_record,
19127 df_ref_create_structure, df_def_record_1, df_uses_record,
19128 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
19129 df_bb_refs_collect, df_entry_block_defs_collect,
19130 df_exit_block_uses_collect): Support new width and offset fields.
19131 (ref_extract_pool): New storage pool.
19132 (df_free_ref): New function.
19133 (df_reg_chain_unlink, df_free_collection_rec,
19134 df_sort_and_compress_refs): Call df_free_ref.
19135 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
19137 (df_ref_create_structure): Allocate df_ref_extract if offset and
19138 width fields are used.
19139 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
19140 (df_uses_record): Get offset and width from ZERO_EXTRACT
19142 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
19143 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19144 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19145 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
19146 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19147 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19148 (df_ref_extract): New structure.
19149 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
19150 (df_ref_create): Add width and offset parameters.
19152 2008-03-05 Richard Guenther <rguenther@suse.de>
19154 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19155 Use ranges_overlap_p.
19156 (offset_overlaps_with_access): Rename
19157 to ranges_overlap_p and move ...
19158 * tree-flow-inline.h (ranges_overlap_p): ... here.
19160 * tree.h (get_inner_reference, handled_component_p): Update
19163 * tree.h (record_component_aliases, get_alias_set,
19164 alias_sets_conflict_p, alias_sets_must_conflict_p,
19165 objects_must_conflict_p): Move declarations ...
19166 * alias.h (record_component_aliases, get_alias_set,
19167 alias_sets_conflict_p, alias_sets_must_conflict_p,
19168 objects_must_conflict_p): ... here.
19169 Include coretypes.h.
19170 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
19172 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
19174 * cfg.c: Include tree-flow.h.
19175 (remove_edge_raw): Call redirect_edge_var_map_clear.
19176 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
19177 * tree-flow-inline.h (redirect_edge_var_map_def): New.
19178 (redirect_edge_var_map_result): New.
19179 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
19180 PENDING_STMT use with redirect_edge_var_map_*.
19181 * tree-ssa.c (edge_var_maps): New definition.
19182 (redirect_edge_var_map_add): New.
19183 (redirect_edge_var_map_clear): New.
19184 (redirect_edge_var_map_dup): New.
19185 (redirect_edge_var_map_vector): New.
19186 (redirect_edge_var_map_destroy): New.
19187 (ssa_redirect_edge): Replace PENDING_STMT use with
19188 redirect_edge_var_map_*.
19189 (flush_pending_stmts): Same.
19190 (delete_tree_ssa): Destroy edge var map.
19191 * tree-flow.h (struct _edge_var_map): New.
19192 Define edge_var_map vector type.
19193 Declare redirect_edge_var_map_* prototypes.
19194 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
19195 * tree-cfg.c (reinstall_phi_args): Replace
19196 PENDING_STMT use with redirect_edge_var_map_*.
19198 2008-03-05 Richard Guenther <rguenther@suse.de>
19200 PR tree-optimization/35472
19201 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
19202 whose single use_stmt has a overlapping set of loaded and
19203 stored symbols as that use_stmt might be a noop assignment then.
19205 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19207 * gthr-rtems.h: Implement __gthread_mutex_destroy.
19209 2008-03-05 Richard Guenther <rguenther@suse.de>
19212 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
19213 should be constants.
19214 * tree-cfg.c (verify_expr): Verify it.
19215 * fold-const.c (fold_truthop): Remove code generating
19216 BIT_FIELD_REFs of structure bases.
19217 (fold_binary): Likewise.
19218 (fold_ternary): Position and size of BIT_FIELD_REFs are
19219 always host integers.
19220 (make_bit_field_ref): Remove.
19221 (optimize_bit_field_compare): Remove.
19222 (all_ones_mask_p): Remove.
19224 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
19227 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
19228 (split_block_and_df_analyze): New. Split basic block and rebuild
19230 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
19232 (split_pattern_seq): Likewise.
19233 (erase_matching_seqs): Likewise.
19234 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
19236 2008-03-04 Geoff Keating <geoffk@apple.com>
19238 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
19239 declaration and code.
19240 (tree_invalid_nonnegative_warnv_p): Likewise.
19242 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
19244 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
19245 examples. Truncate option-names then causing overfull hbox.
19247 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19250 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
19252 * configure: Rebuilt.
19254 2008-03-04 Rafael Espíndola <espindola@google.com>
19256 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
19257 (tree_unary_nonnegative_warnv_p): New.
19258 (tree_binary_nonnegative_warnv_p): New.
19259 (tree_single_nonnegative_warnv_p): New.
19260 (tree_invalid_nonnegative_warnv_p): New.
19261 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
19263 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19266 * opts.c (handle_option): Postpone 'unknown option' errors only for
19269 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
19272 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
19275 2008-03-04 Rafael Espíndola <espindola@google.com>
19277 * fold-const.c (tree_unary_nonzero_warnv_p): New.
19278 (tree_binary_nonzero_warnv_p): New.
19279 (tree_single_nonzero_warnv_p): New.
19280 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19282 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19284 PR middle-end/35456
19285 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19286 transformations for modes that have signed zeros.
19287 * ifcvt.c (noce_try_abs): Ditto.
19289 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19291 * config/i386/i386.c (override_options): Force
19292 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19294 2008-03-04 Jan Hubicka <jh@suse.cz>
19297 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19300 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19302 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19303 label to probe the stack.
19305 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19307 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19308 (__gthr_win32_mutex_destroy): Declare.
19309 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19310 __gthr_win32_mutex_destroy.
19311 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19313 2008-03-03 Jan Hubicka <jh@suse.cz>
19316 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19317 aggressive on inlining cold calls.
19319 2008-03-03 Richard Guenther <rguenther@suse.de>
19321 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19322 struct copies into the expression table.
19323 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19324 (try_to_simplify): Likewise.
19325 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19326 integral and pointer arguments which do not change the
19327 precision to NOP_EXPRs.
19328 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19329 VIEW_CONVERT_EXPR case.
19331 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19333 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19334 defined in a loop at depth 0 is invariant.
19335 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19336 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19337 be called at loop depth 0.
19339 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19342 * gcc.c (process_command): Update copyright notice dates.
19343 * gcov.c (print_version): Likewise.
19344 * gcov-dump.c (print_version): Likewise.
19345 * mips-tfile.c (main): Likewise.
19346 * mips-tdump.c (main): Likewise.
19348 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19351 * c-common.c (flag_permissive): Delete.
19352 (constant_expression_warnings): Check flags first.
19353 (constant_expression_error): New.
19354 * c-common.h (flag_permissive): Delete.
19355 (constant_expression_error): Declare.
19356 * flags.h (flag_permissive): Declare. Update description.
19357 * diagnostic.c (pedwarn): Update.
19359 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19360 (permissive_error_kind): New.
19361 * toplev.c (flag_permissive): Define. Update description.
19362 * toplev.h (permissive_error_kind): Declare.
19363 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19364 (pedwarn_c90): Use pedantic_warning_kind.
19365 * c-opts.c (c_common_post_options): flag_permissive does not affect
19366 flag_pedantic_errors.
19368 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19370 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19371 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19372 __absvsi2, __absvDI2): Use unsigned arithmetic.
19374 2008-03-02 Andi Kleen <ak@suse.de>
19375 Richard Guenther <rguenther@suse.de>
19377 * struct-equiv.c: Remove file.
19378 * cfg_cleanup.c (condjump_equiv_p): Remove.
19379 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19380 (struct-equiv.o): Remove rule.
19381 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19382 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19383 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19385 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19387 * ifcvt.c (noce_process_if_block): Try to handle only the then
19388 block if the else block exists but isn't suitable.
19390 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19393 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19394 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19395 regression from previous patch.
19397 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19400 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19402 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19403 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19404 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19405 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19406 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19407 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19408 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19409 (__gthread_mutex_destroy_function): Rename to
19410 __gthread_mutex_destroy.
19411 * gthr-dce.h (__gthread_mutex_destroy): Call
19412 pthread_mutex_destroy.
19413 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19414 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19415 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19417 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19419 * df-scan.c (df_ref_chain_change_bb): Simplify.
19420 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19421 set_block_for_insn if there's any change.
19422 * df.h ((df_insn_change_bb): Fix prototype.
19423 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19424 df_insn_change_bb, don't call set_block_for_insn.
19425 * emit-rtl.c (reorder_insns): Likewise.
19426 * haifa-sched.c (move_insn): Likewise.
19428 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19430 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19432 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19434 * tree-flow-inline.h (next_readonly_imm_use): Return
19435 NULL_USE_OPERAND_P after the end.
19437 2008-03-01 Richard Guenther <rguenther@suse.de>
19439 PR tree-optimization/35411
19440 * tree-sra.c (sra_build_assignment): Split conversion to
19441 final type to a separate statement if we are not assigning
19444 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19446 * fold-const.c (fold_convertible_p): Correct the logic to follow
19447 that in fold_convert().
19449 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19452 * tree-inline.c (build_duplicate_type): When we make a
19453 duplicate type, make it unique in the canonical types system.
19455 2008-02-29 Tom Tromey <tromey@redhat.com>
19457 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19458 input_file_stack_history, input_file_stack_restored): Remove.
19459 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19460 * input.h (struct file_stack): Remove.
19461 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19462 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19464 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19466 (diagnostic_last_module_changed): Add 'map' argument.
19467 (diagnostic_set_last_function): Likewise.
19468 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19469 line map, not input_file_stack.
19470 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19472 2008-02-29 Paul Brook <paul@codesourcery.com>
19474 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19476 2008-02-29 Paul Brook <paul@codesourcery.com>
19478 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19480 2008-02-29 Richard Guenther <rguenther@suse.de>
19482 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19484 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19485 value for comparing for a store match.
19486 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19487 (try_to_simplify): Do not do a full-blown reference lookup.
19489 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19491 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19492 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19494 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19496 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19498 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19499 strides against cache sizes.
19501 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19503 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19506 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19508 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19509 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19510 is smaller than the original promoted value.
19511 (simplify_subreg): If OP is a SUBREG, try to preserve its
19512 SUBREG_PROMOTED_VAR_P information.
19514 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19516 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19517 (VN_INFO_GET): Allocate new objects on the obstack.
19518 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19519 for rpo_numbers_temp, for consistency.
19520 (free_scc_vn): Free the obstack.
19522 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19524 * doc/invoke.texi: Document -ftree-loop-distribution.
19525 * tree-loop-distribution.c: New.
19526 * tree-pass.h (pass_loop_distribution): New.
19527 * graphds.h (struct graph): Add htab_t indices.
19528 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19529 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19530 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19531 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19532 * tree-data-ref.c (debug_data_dependence_relations): New.
19533 (dump_data_dependence_relation): Also print data references.
19534 (free_data_ref): Extern.
19535 (same_access_functions): Moved...
19536 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19537 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19538 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19539 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19540 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19541 (stmts_from_loop): Skip LABEL_EXPR.
19542 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19544 (build_rdg): Initialize rdg->indices htab.
19545 (free_rdg, stores_from_loop, ref_base_address,
19546 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19547 have_similar_memory_accesses_1, ref_base_address_1,
19548 remove_similar_memory_refs): New.
19549 * tree-data-ref.h: Depend on tree-chrec.h.
19550 (debug_data_dependence_relations, free_data_ref): Declared.
19551 (same_access_functions): ... here.
19552 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19554 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19555 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19556 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19557 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19558 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19559 rdg_vertex_for_stmt): Declared.
19560 (struct rdg_edge): Add level.
19562 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19563 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19565 (rdg_has_similar_memory_accesses): New.
19566 * tree-vect-analyze.c: Remove unused static decls.
19567 * lambda.h (dependence_level): New.
19568 * common.opt (ftree-loop-distribution): New.
19569 * tree-flow.h (mark_virtual_ops_in_bb,
19570 slpeel_tree_duplicate_loop_to_edge_cfg,
19571 rename_variables_in_loop): Declared.
19572 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19573 (OBJS-common): Add tree-loop-distribution.o.
19574 (tree-loop-distribution.o): New rule.
19575 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19576 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19577 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19579 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19582 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19583 other than structures and unions.
19585 2008-02-28 Richard Guenther <rguenther@suse.de>
19588 2008-02-26 Richard Guenther <rguenther@suse.de>
19590 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19591 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19592 (lookup_decl_from_uid): Declare.
19593 (remove_decl_from_map): Likewise.
19594 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19595 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19596 (decl_for_uid_map): New global hashtable mapping DECL_UID
19598 (init_ttree): Allocate it.
19599 (insert_decl_to_uid_decl_map): New helper function.
19600 (make_node_stat): Insert new decls into the map.
19601 (copy_node_stat): Likewise.
19602 (lookup_decl_from_uid): New function.
19603 (remove_decl_from_map): Likewise.
19604 (print_decl_for_uid_map_statistics): New helper.
19605 (dump_tree_statistics): Call it.
19607 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19608 (referenced_var_iterator): Adjust.
19609 (FOR_EACH_REFERENCED_VAR): Adjust.
19610 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19611 (num_referenced_vars): Adjust.
19612 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19613 (first_referenced_var): Remove.
19614 (end_referenced_vars_p): Likewise.
19615 (next_referenced_var): Likewise.
19616 (referenced_var_iterator_set): New helper function.
19617 * tree-dfa.c (referenced_var_lookup): Adjust.
19618 (referenced_var_check_and_insert): Likewise.
19619 (remove_referenced_var): Likewise.
19620 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19621 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19622 (verify_call_clobbering): Likewise.
19623 (verify_memory_partitions): Likewise.
19624 (init_tree_ssa): Allocate bitmap instead of hashtable for
19626 (delete_tree_ssa): Adjust.
19627 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19628 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19629 (compute_tag_properties): Likewise.
19630 (set_initial_properties): Likewise.
19631 (find_partition_for): Likewise.
19632 (update_reference_counts): Likewise.
19633 (dump_may_aliases_for): Likewise.
19634 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19635 (add_call_clobber_ops): Likewise.
19636 (add_call_read_ops): Likewise.
19637 (get_asm_expr_operands): Likewise.
19638 * tree-into-ssa.c (dump_decl_set): Likewise.
19639 (update_ssa): Likewise.
19640 * tree-sra.c (scan_function): Likewise.
19641 (decide_instantiations): Likewise.
19642 (scalarize_parms): Likewise.
19643 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19644 (dsa_named_for): Likewise.
19645 * tree-ssa-structalias.c (update_alias_info): Likewise.
19646 (merge_smts_into): Likewise.
19648 2008-02-27 David Daney <ddaney@avtrex.com>
19651 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19652 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19653 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19654 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19655 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19657 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19660 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19661 (BUILT_IN_NEXTTOWARD): Remove.
19662 (BUILT_IN_NEXTTOWARDF): Ditto.
19663 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19664 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19666 2008-02-27 Tom Tromey <tromey@redhat.com>
19668 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19669 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19671 2008-02-27 Jan Beulich <jbeulich@novell.com>
19673 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19674 update the respective field on newdecl.
19676 2008-02-27 Revital Eres <eres@il.ibm.com>
19678 PR rtl-optimization/34999
19679 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19680 crossing edges that ends with a call insn.
19681 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19682 call insn and clear the EDGE_CROSSING flag of the crossing edge
19683 when fixing fallthru edges.
19685 2008-02-27 Richard Guenther <rguenther@suse.de>
19687 PR middle-end/35390
19688 * fold-const.c (fold_unary): Return the correct argument,
19689 converted to the result type.
19691 2008-02-27 Richard Guenther <rguenther@suse.de>
19693 PR middle-end/34971
19694 * expr.c (expand_expr_real_1): Assert on rotates that operate
19696 * fold-const.c (fold_binary): Use the types precision, not the
19697 bitsize of the mode if folding rotate expressions. Build rotates
19698 only for full modes.
19700 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19702 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19703 and CPP_PRAGMA_EOL.
19704 * c-pragma.c (pragma_ns_name): New typedef.
19705 (registered_pp_pragmas): New variable.
19706 (c_pp_lookup_pragma): New function.
19707 (c_register_pragma_1): If flag_preprocess_only, do nothing
19708 for non-expanded pragmas, for expanded ones push pragma's
19709 namespace and name into registered_pp_pragmas vector.
19710 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19711 flag_preprocess_only, don't register GCC pch_preprocess
19712 pragma if flag_preprocess_only.
19713 * c-opts.c (c_common_init): Call init_pragma even if
19714 flag_preprocess_only.
19715 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19716 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19717 cpp_register_pragma if flag_preprocess_only.
19719 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19722 * c-parser.c (c_parser_translation_unit): Warn for empty
19723 translation unit, not empty source file.
19725 2008-02-26 Paul Brook <paul@codesourcery.com>
19727 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19728 operand for Thumb-2.
19729 * config/arm/arm.h (reg_class): Add CORE_REGS.
19730 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19731 (BASE_REG_CLASS): Use CORE_REGS.
19732 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19733 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19734 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19735 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19736 ARM_REGNO_OK_FOR_INDEX_P.
19737 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19738 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19739 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19740 (ldm/stm peepholes): Ditto.
19741 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19742 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19743 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19744 * config/arm/constraints.md: Enable "k" constraint on ARM.
19746 2008-02-27 Ben Elliston <bje@au.ibm.com>
19748 * config/rs6000/rs6000.c: Annotate cache line size field in all
19749 instances of struct processor_costs.
19751 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19753 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19754 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19755 jump_bypass): New counters.
19756 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19757 * dce.c (gate_ud_dce): Same.
19758 (gate_fast_dce): Same.
19759 * dse.c (gate_dse1): New function.
19760 (gate_dse2): New function.
19761 (gate_dse): Merge results of new gate functions.
19762 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19763 (gate_handle_jump_bypass): Add dbg_cnt.
19764 (gate_handle_gcse): Add dbg_cnt.
19765 * ifcvt.c (gate_handle_if_conversion): Same.
19766 (gate_handle_if_after_combine): Same.
19767 (gate_handle_if_after_reload): Same.
19768 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19770 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19772 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19774 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19776 2008-02-26 Jason Merrill <jason@redhat.com>
19779 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19780 alone if it's the naming decl for the type's main variant.
19782 2008-02-26 Tom Tromey <tromey@redhat.com>
19784 * system.h (USE_MAPPED_LOCATION): Poison.
19785 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19786 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19787 (make_goto_expr_edges): Likewise.
19788 (remove_bb): Likewise.
19789 (execute_warn_function_return): Likewise.
19790 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19792 * c-common.c (fname_decl): Remove old location code.
19793 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19795 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19797 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19798 (gen_rtx_ASM_INPUT): Likewise.
19799 (gen_rtx_ASM_INPUT_loc): Likewise.
19800 (get_rtx_asm_OPERANDS): Remove.
19801 * cfglayout.c (insn_locators_alloc): Remove old location code.
19802 (set_curr_insn_source_location): Likewise.
19803 (curr_insn_locator): Likewise.
19804 * print-tree.c (print_node): Remove old location code.
19805 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19806 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19807 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19808 location_from_locus.
19809 (construct_exit_block): Remove old location code.
19810 * emit-rtl.c (force_next_line_note): Remove old location code.
19811 * profile.c (branch_prob): Remove old location code.
19812 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19813 LOC_LINE): Remove old-location variants.
19814 * langhooks.c (lhd_print_error_function): Remove old location
19816 * configure, config.in: Rebuilt.
19817 * configure.ac (--enable-mapped-location): Remove.
19818 * c-decl.c (c_init_decl_processing): Remove old location code.
19819 (finish_function): Likewise.
19820 * recog.c (decode_asm_operands): Remove old location code.
19821 * c-pch.c (c_common_read_pch): Remove old location code.
19822 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19824 * gimple-low.c (lower_function_body): Remove old location code.
19825 * toplev.c (unknown_location): Remove.
19826 (push_srcloc): Remove old-location variant.
19827 (process_options): Remove old location code.
19828 (lang_dependent_init): Likewise.
19829 * input.h (UNKNOWN_LOCATION): Move definition.
19830 (location_t): Undeprecate.
19831 (source_locus): Remove.
19832 (location_from_locus): Remove.
19833 (struct location_s): Remove.
19834 Remove all old-location code.
19835 (input_line, input_filename): Remove.
19836 * final.c (final_scan_insn): Remove old location code.
19837 * diagnostic.c (diagnostic_build_prefix): Remove
19838 USE_MAPPED_LOCATION test.
19839 * tree.h (gimple_stmt) <locus>: Now a location_t.
19840 (tree_exp) <locus>: Likewise.
19841 (DECL_IS_BUILTIN): Remove old-location variant.
19842 (annotate_with_file_line, annotate_with_locus): Likewise.
19843 (expr_locus, set_expr_locus): Update.
19844 * tree.c (build1_stat): Remove old location code.
19845 (last_annotated_node): Remove.
19846 (annotate_with_file_line): Remove old-location variant.
19847 (annotate_with_locus): Likewise.
19848 (expr_location): Remove old location code.
19849 (set_expr_location): Likewise.
19850 (expr_has_location): Likewise.
19851 (expr_locus): Likewise.
19852 (set_expr_locus): Likewise.
19853 (expr_filename): Don't use location_from_locus.
19854 (expr_lineno): Likewise.
19855 * rtl-error.c (location_for_asm): Remove old location code.
19856 * c-lex.c (cb_line_change): Remove old location code.
19857 (fe_file_change): Likewise.
19858 (cb_def_pragma): Likewise.
19859 (c_lex_with_flags): Likewise.
19860 * gengtype.c (do_typedef): Don't special-case location types.
19861 (define_location_structures): Remove.
19862 (main): Don't call define_location_structures.
19863 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19866 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19869 * builtins.def (BUILT_IN_STDARG_START): Remove.
19870 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19871 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19872 * tree-inline.c (inline_forbidden_p_1): Likewise.
19874 2008-02-26 Richard Guenther <rguenther@suse.de>
19876 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19877 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19878 (lookup_decl_from_uid): Declare.
19879 (remove_decl_from_map): Likewise.
19880 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19881 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19882 (decl_for_uid_map): New global hashtable mapping DECL_UID
19884 (init_ttree): Allocate it.
19885 (insert_decl_to_uid_decl_map): New helper function.
19886 (make_node_stat): Insert new decls into the map.
19887 (copy_node_stat): Likewise.
19888 (lookup_decl_from_uid): New function.
19889 (remove_decl_from_map): Likewise.
19890 (print_decl_for_uid_map_statistics): New helper.
19891 (dump_tree_statistics): Call it.
19893 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19894 (referenced_var_iterator): Adjust.
19895 (FOR_EACH_REFERENCED_VAR): Adjust.
19896 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19897 (num_referenced_vars): Adjust.
19898 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19899 (first_referenced_var): Remove.
19900 (end_referenced_vars_p): Likewise.
19901 (next_referenced_var): Likewise.
19902 (referenced_var_iterator_set): New helper function.
19903 * tree-dfa.c (referenced_var_lookup): Adjust.
19904 (referenced_var_check_and_insert): Likewise.
19905 (remove_referenced_var): Likewise.
19906 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19907 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19908 (verify_call_clobbering): Likewise.
19909 (verify_memory_partitions): Likewise.
19910 (init_tree_ssa): Allocate bitmap instead of hashtable for
19912 (delete_tree_ssa): Adjust.
19913 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19914 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19915 (compute_tag_properties): Likewise.
19916 (set_initial_properties): Likewise.
19917 (find_partition_for): Likewise.
19918 (update_reference_counts): Likewise.
19919 (dump_may_aliases_for): Likewise.
19920 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19921 (add_call_clobber_ops): Likewise.
19922 (add_call_read_ops): Likewise.
19923 (get_asm_expr_operands): Likewise.
19924 * tree-into-ssa.c (dump_decl_set): Likewise.
19925 (update_ssa): Likewise.
19926 * tree-sra.c (scan_function): Likewise.
19927 (decide_instantiations): Likewise.
19928 (scalarize_parms): Likewise.
19929 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19930 (dsa_named_for): Likewise.
19931 * tree-ssa-structalias.c (update_alias_info): Likewise.
19932 (merge_smts_into): Likewise.
19934 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19937 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19938 * c-opts.c (c_common_handle_option): Wall enables
19939 Wvolatile-register-var.
19940 * common.opt: Move Wvolatile-register-var to...
19943 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19945 * common.opt (Wlarger-than=): New.
19946 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19948 * opts.c (common_handle_option): Handle -Wlarger-than=.
19949 * optc-gen.awk: Likewise.
19950 * opth-gen.awk: Likewise.
19951 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19952 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19954 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19956 * c-common.c (match_case_to_enum_1): Add appropriate
19957 OPT_W* parameter to warning.
19958 (c_do_switch_warnings): Likewise.
19959 * c-typeck.c (warning_init): Add one more parameter following
19960 'warning' function.
19961 (push_init_level): Update call to warning_init.
19962 (pop_init_level): Likewise.
19963 (add_pending_init): Likewise.
19964 (output_init_element: Likewise.
19966 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19969 * toplev.c (toplev_main): If there are warnings or error, print
19970 errors for ignored options.
19971 * opts.c (ignored_options): New static variable.
19972 (postpone_unknown_option_error): New.
19973 (print_ignored_options): New.
19974 (handle_option): Postpone errors for unknown -Wno-* options.
19975 * opts.h (print_ignored_options): Declare.
19977 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19979 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19982 2008-02-25 Richard Guenther <rguenther@suse.de>
19985 2008-02-25 Richard Guenther <rguenther@suse.de>
19987 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19988 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19989 (lookup_decl_from_uid): Declare.
19990 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19991 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19992 (decl_for_uid_map): New global hashtable mapping DECL_UID
19994 (init_ttree): Allocate it.
19995 (insert_decl_to_uid_decl_map): New helper function.
19996 (make_node_stat): Insert new decls into the map.
19997 (copy_node_stat): Likewise.
19998 (lookup_decl_from_uid): New function.
19999 (print_decl_for_uid_map_statistics): New helper.
20000 (dump_tree_statistics): Call it.
20002 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20003 (referenced_var_iterator): Adjust.
20004 (FOR_EACH_REFERENCED_VAR): Adjust.
20005 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20006 (num_referenced_vars): Adjust.
20007 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20008 (first_referenced_var): Remove.
20009 (end_referenced_vars_p): Likewise.
20010 (next_referenced_var): Likewise.
20011 (referenced_var_iterator_set): New helper function.
20012 * tree-dfa.c (referenced_var_lookup): Adjust.
20013 (referenced_var_check_and_insert): Likewise.
20014 (remove_referenced_var): Likewise.
20015 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20016 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20017 (verify_call_clobbering): Likewise.
20018 (verify_memory_partitions): Likewise.
20019 (init_tree_ssa): Allocate bitmap instead of hashtable for
20021 (delete_tree_ssa): Adjust.
20022 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20023 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20024 (compute_tag_properties): Likewise.
20025 (set_initial_properties): Likewise.
20026 (find_partition_for): Likewise.
20027 (update_reference_counts): Likewise.
20028 (dump_may_aliases_for): Likewise.
20029 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20030 (add_call_clobber_ops): Likewise.
20031 (add_call_read_ops): Likewise.
20032 (get_asm_expr_operands): Likewise.
20033 * tree-into-ssa.c (dump_decl_set): Likewise.
20034 (update_ssa): Likewise.
20035 * tree-sra.c (scan_function): Likewise.
20036 (decide_instantiations): Likewise.
20037 (scalarize_parms): Likewise.
20038 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20039 (dsa_named_for): Likewise.
20040 * tree-ssa-structalias.c (update_alias_info): Likewise.
20041 (merge_smts_into): Likewise.
20043 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20046 * doc/invoke.texi (-fcx-limited-range): Document new option.
20047 * toplev.c (process_options): Handle -fcx-fortran-rules.
20048 * common.opt: Add documentation for -fcx-fortran-rules.
20050 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20053 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
20054 actual behaviour and C99.
20056 2008-02-26 Ben Elliston <bje@au.ibm.com>
20058 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
20059 (ASM_CPU_POWER6_SPEC): Likewise.
20060 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
20061 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
20062 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
20064 2008-02-25 Richard Guenther <rguenther@suse.de>
20066 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20067 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20068 (lookup_decl_from_uid): Declare.
20069 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20070 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20071 (decl_for_uid_map): New global hashtable mapping DECL_UID
20073 (init_ttree): Allocate it.
20074 (insert_decl_to_uid_decl_map): New helper function.
20075 (make_node_stat): Insert new decls into the map.
20076 (copy_node_stat): Likewise.
20077 (lookup_decl_from_uid): New function.
20078 (print_decl_for_uid_map_statistics): New helper.
20079 (dump_tree_statistics): Call it.
20081 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20082 (referenced_var_iterator): Adjust.
20083 (FOR_EACH_REFERENCED_VAR): Adjust.
20084 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20085 (num_referenced_vars): Adjust.
20086 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20087 (first_referenced_var): Remove.
20088 (end_referenced_vars_p): Likewise.
20089 (next_referenced_var): Likewise.
20090 (referenced_var_iterator_set): New helper function.
20091 * tree-dfa.c (referenced_var_lookup): Adjust.
20092 (referenced_var_check_and_insert): Likewise.
20093 (remove_referenced_var): Likewise.
20094 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20095 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20096 (verify_call_clobbering): Likewise.
20097 (verify_memory_partitions): Likewise.
20098 (init_tree_ssa): Allocate bitmap instead of hashtable for
20100 (delete_tree_ssa): Adjust.
20101 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20102 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20103 (compute_tag_properties): Likewise.
20104 (set_initial_properties): Likewise.
20105 (find_partition_for): Likewise.
20106 (update_reference_counts): Likewise.
20107 (dump_may_aliases_for): Likewise.
20108 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20109 (add_call_clobber_ops): Likewise.
20110 (add_call_read_ops): Likewise.
20111 (get_asm_expr_operands): Likewise.
20112 * tree-into-ssa.c (dump_decl_set): Likewise.
20113 (update_ssa): Likewise.
20114 * tree-sra.c (scan_function): Likewise.
20115 (decide_instantiations): Likewise.
20116 (scalarize_parms): Likewise.
20117 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20118 (dsa_named_for): Likewise.
20119 * tree-ssa-structalias.c (update_alias_info): Likewise.
20120 (merge_smts_into): Likewise.
20122 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
20125 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
20126 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
20127 * alias.h (nonoverlapping_memrefs_p): Likewise.
20129 2008-02-25 Jan Beulich <jbeulich@novell.com>
20131 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
20132 * config/i386/netware-libgcc.exp: Add __bswap?i2,
20133 __emultls_get_address, __emultls_register_common,
20134 __floatundi?f, and _Unwind_GetIPInfo.
20135 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
20136 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
20137 (gen_regparm_prefix): Likewise.
20138 (i386_nlm_encode_section_info): Sync with
20139 config/i386/winnt.c:i386_pe_encode_section_info().
20140 (i386_nlm_maybe_mangle_decl_assembler_name): New.
20141 i386_nlm_mangle_decl_assembler_name): New.
20142 (netware_override_options): New.
20143 * config/i386/netware.h (netware_override_options): Declare.
20144 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
20145 (i386_nlm_mangle_decl_assembler_name): Declare.
20146 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
20148 2008-02-25 Ben Elliston <bje@au.ibm.com>
20151 * c-decl.c (grokdeclarator): Remove unused local variables
20152 `typedef_type' and `type_as_written'.
20154 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
20155 unused local variable `has_hot_blocks'.
20156 (fix_crossing_conditional_branches): Remove unused local variable
20159 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
20161 PR middle-end/19984
20162 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
20163 using DEF_C99_BUILTIN.
20164 (BUILT_IN_NANF): Ditto.
20165 (BUILT_IN_NANL): Ditto.
20167 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
20168 Revital Eres <eres@il.ibm.com>
20170 * modulo-sched.c (calculate_must_precede_follow): Address TODO
20171 regarding the order of two dependent insns in the same row.
20173 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
20175 * stor-layout.c (layout_decl): Do not bump the alignment of a
20176 bit-field to more than byte alignment if it is packed.
20178 2008-02-24 David Edelsohn <edelsohn@gnu.org>
20180 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
20183 2008-02-24 Diego Novillo <dnovillo@google.com>
20185 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
20188 * tree-vrp.c (vrp_evaluate_conditional): With
20189 -Wtype-limits, emit a warning when comparing against a
20190 constant outside the natural range of OP0's type.
20191 * c.opt (Wtype-limits): Move ...
20192 * common.opt (Wtype-limits): ... here.
20194 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
20196 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
20197 * config/rs6000/e300c2c3.md: New file.
20198 * config/rs6000/rs6000.c (processor_costs): Add new costs for
20200 (rs6000_override_options): Add e300c2 and e300c3 cases to
20201 processor_target_table. Do not allow usage of Altivec or Spe
20202 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
20203 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
20204 * config/rs6000/rs6000.h (processor_type): Add
20205 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
20206 (ASM_CPU_SPEC): Add e300c2 and e300c3.
20207 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
20208 and ppce300c3. Include e300c2c3.md.
20210 2008-02-23 David Edelsohn <edelsohn@gnu.org>
20212 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
20213 instead of TARGET_STRICT_ALIGN.
20215 2008-02-23 Joseph Myers <joseph@codesourcery.com>
20217 * explow.c (memory_address): Assert that the generated address is
20220 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20223 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
20224 * config/darwin-ppc-ldouble-patch.def: New file.
20225 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
20226 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
20227 SUBTARGET_INIT_BUILTINS if defined.
20228 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
20231 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20234 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
20235 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
20237 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20240 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
20241 file" warning condtional on -Winvalid-PCH.
20243 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
20245 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
20247 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
20251 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
20252 prevent reload from using MMX registers.
20253 (*mov<mode>_internal): Ditto.
20254 (*movv2sf_internal_rex64): Ditto.
20255 (*movv2sf_internal): Ditto.
20257 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20259 PR documentation/31569
20260 * doc/install.texi2html: Use makeinfo --no-number-sections.
20262 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20264 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
20265 ensure that we can address an entire entity > 8 bytes. Don't
20266 generate reg+reg addressing for such data.
20268 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20270 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
20271 strings when optimizing for size, unless the target cares about
20274 2008-02-22 Tom Tromey <tromey@redhat.com>
20276 * regclass.c (current_pass): Remove declaration.
20278 2008-02-22 Anatoly Sokolov <aesok@post.ru>
20280 * config/avr/libgcc.S (__RAMPZ__): Define.
20281 (__do_copy_data): Add for devices with 128KB code memory.
20283 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20285 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20287 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20289 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20291 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20294 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20297 * c-typeck.c (build_binary_op): Warn about floating point
20298 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20300 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20303 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20304 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20306 (rs6000_override_options): Set altivec_abi as default, not override,
20307 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20308 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20309 is used; use new member spe_abi.
20310 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20311 spe_abi and altivec_abi.
20313 2008-02-22 Tomas Bily <tbily@suse.cz>
20315 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20317 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20320 * config.build (build_file_translate): Set to `CMD //c' only if
20322 * Makefile.in (build_file_translate): Improve comment.
20324 2008-02-21 Jan Hubicka <jh@suse.cz>
20326 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20327 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20328 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20330 2008-02-21 Michael Matz <matz@suse.de>
20333 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20335 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20337 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20338 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20339 as insn constraint.
20340 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20341 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20342 SSE_VEC_FLOAT_MODE_P as insn constraint.
20343 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20344 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20345 sse4a_movntdf using MODEF mode iterator.
20346 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20347 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20348 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20349 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20350 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20351 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20352 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20354 2008-02-21 Richard Guenther <rguenther@suse.de>
20356 * tree.def (PAREN_EXPR): New tree code.
20357 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20359 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20360 * expr.c (expand_expr_real_1): Likewise.
20361 * tree-inline.c (estimate_num_insns_1): Likewise.
20362 * tree-complex.c (expand_complex_move): Likewise.
20363 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20366 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20369 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20371 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20374 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20376 * config/sh/sh.c (find_barrier): Don't go past
20377 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20379 2008-02-20 DJ Delorie <dj@redhat.com>
20381 * config/h8300/h8300.md (insv): Force source operand to be a register.
20383 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20384 as a jump, not as a plain insn.
20386 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20388 * doc/invoke.texi (Warning Options): Add new option
20389 -Wframe-larger-than=.
20390 (-Wframe-larger-than): Document.
20392 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20393 Add declarations for new option variables.
20395 * final.c (final_start_function): Check the frame size
20396 before emission and issue a Wframe-larger-than warning.
20398 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20399 Add definitions for new option variables.
20400 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20402 * common.opt (Wframe-larger-than=): New option.
20404 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20406 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20407 (<sse>_div<mode>3): Ditto.
20408 (<sse>_vmdiv<mode>3): Ditto.
20409 (<sse>_vmsqrt<mode>2): Ditto.
20410 (*smax<mode>3): Ditto.
20411 (sse5_frcz<mode>2): Ditto.
20412 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20413 as insn constraint.
20415 2008-02-20 Richard Guenther <rguenther@suse.de>
20417 PR middle-end/35265
20418 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20419 be happy with INTEGRAL_TYPE_P.
20421 2008-02-20 Richard Guenther <rguenther@suse.de>
20423 * fold-const.c (split_tree): Associate floatig-point expressions
20424 if flag_associative_math is set.
20426 2008-02-20 Richard Guenther <rguenther@suse.de>
20428 * tree.h (fold_real_zero_addition_p): Declare.
20429 * fold-const.c (fold_real_zero_addition_p): Export.
20430 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20431 floating-point operations with zero and one.
20433 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20435 * doc/install.texi: Correct references to CFLAGS, replacing them
20436 with BOOT_CFLAGS. Document flags used during bootstrap for
20439 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20441 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20442 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20443 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20445 (smin<mode>3): Ditto from similar patterns.
20446 (smax<mode>3): Ditto.
20447 (*ieee_smin<mode>3): Ditto.
20448 (*ieee_smax<mode>3): Ditto.
20449 * config/i386/sse.md (sse): New mode attribute.
20450 (mov<mode>): Macroize expander from movv4sf and movv2df using
20451 SSEMODEF2P mode iterator.
20452 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20453 SSE_VEC_FLOAT_MODE_P as insn constraint.
20454 (storent<mode>): Ditto.
20455 (storent<mode>): Macroize expander from storentsf and storentdf using
20456 MODEF mode iterator.
20457 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20458 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20459 (abs<mode>2): Ditto from similar patterns.
20460 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20461 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20462 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20463 (<sse>_vmsqrt<mode>2): Ditto.
20464 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20465 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20466 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20467 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20468 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20469 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20470 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20472 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20473 iterator and SSE_FLOAT_MODE_P as insn constraint.
20474 (<sse>_ucomi): Ditto from similar patterns.
20475 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20476 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20477 SSE_VEC_FLOAT_MODE_P as insn constraint.
20478 (vcond<mode>): Ditto from similar patterns.
20479 (and<mode>3, *and<mode>3): Ditto.
20480 (<sse>_nand<mode>3): Ditto.
20481 (ior<mode>3, *ior<mode>3): Ditto.
20482 (xor<mode>3, *xor<mode>3): Ditto.
20483 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20484 iterator and SSE_FLOAT_MODE_P as insn constraint.
20485 (*nand<mode>3): Ditto from similar patterns.
20486 (*ior<mode>3): Ditto.
20487 (*xor<mode>3): Ditto.
20489 2008-02-20 Ira Rosen <irar@il.ibm.com>
20491 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20492 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20493 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20495 2008-02-19 Jan Hubicka <jh@suse.cz>
20497 * predict.c (tree_bb_level_predictions): Remove variable next
20498 mistakely introduced by previous commit.
20500 2008-02-19 Jan Hubicka <jh@suse.cz>
20502 * predict.c (predict_paths_leading_to): Rewrite.
20503 (predict_paths_for_bb): New.
20504 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20506 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20509 * Makefile.in (build_file_translate): New.
20510 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20511 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20512 * configure.ac (build_file_translate): Substitute it.
20513 * configure: Regenerate.
20515 2008-02-19 Jan Hubicka <jh@suse.cz>
20517 PR rtl-optimization/34408
20518 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20521 2008-02-19 Jan Hubicka <jh@suse.cz>
20523 PR middle-end/28779
20524 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20527 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20530 * config/i386/i386-modes.def: Revert the last DI alignment
20531 change until Ada people can look into it.
20533 2008-02-19 Nick Clifton <nickc@redhat.com>
20535 * opts.c (print_specific_help): Fix typo in --help text.
20537 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20540 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20541 32-bit inline asm without asm alternatives for host GCC < 3.0.
20543 2008-02-19 Richard Guenther <rguenther@suse.de>
20545 PR tree-optimization/34989
20546 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20547 Allow propagation to INDIRECT_REF if we can simplify only.
20549 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20551 * c-common.c (warn_for_collisions_1): Use appropriate option when
20554 2008-02-19 Nick Clifton <nickc@redhat.com>
20557 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20558 (handle_options): Fix indentation.
20559 (print_filtered_help): If no language-specific options were
20560 displayed tell the user how to list all the options supported by
20561 the language's front-end.
20562 (print_specific_help): Fix indentation and remove duplicate line.
20563 (common_handle_option): Handle the -v option.
20564 For --help enable the display of undocumented options if the -v
20565 switch has been included on the command line.
20566 For --help= check for overlaps in the arguments between the option
20567 classes and the language names and issue a warning when they
20568 cannot be disambiguated.
20569 * c.opt (v): Pass on to the common option handler.
20571 2008-02-19 Revital Eres <eres@il.ibm.com>
20573 * modulo-sched.c (sms_schedule): Change dump message when
20574 create_ddg function fails.
20575 (try_scheduling_node_in_cycle): Rename row to cycle.
20576 (print_partial_schedule): Rename CYCLE to ROW.
20578 2008-02-19 Christian Bruel <christian.bruel@st.com>
20579 Zdenek Dvorak <ook@ucw.cz>
20581 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20583 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20586 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20587 (*x86_movdicc_0_m1_se): Ditto.
20589 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20591 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20592 (CMPtype): Define as __gcc_CMPtype.
20593 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20594 (CMPtype): Define as __gcc_CMPtype.
20596 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20598 Support valgrind 3.3 for --enable-checking=valgrind.
20599 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20601 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20602 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20603 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20604 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20605 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20606 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20607 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20609 * ggc-zone.c: Similar.
20610 * ggc-page.c: Similar.
20612 2008-02-19 Paul Brook <paul@codesourcery.com>
20615 * config/arm/ieee754-df.S: Fix do_it typo.
20616 * config/arm/ieee754-sf.S: Fix do_it typo.
20618 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20621 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20622 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20623 (OPTION_MASK_ISA_SSE_SET): Likewise.
20624 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20625 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20626 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20627 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20628 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20629 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20630 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20631 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20632 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20633 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20634 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20635 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20636 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20637 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20638 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20639 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20640 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20641 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20642 (OPTION_MASK_ISA_SSE4): Removed.
20643 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20644 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20645 (override_options): Don't turn on implied SSE/MMX bits in
20648 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20650 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20653 2008-02-18 Joey Ye <joey.ye@intel.com>
20655 PR middle-end/34921
20656 * tree-nested.c (insert_field_into_struct): Set type alignment
20657 to field alignment if the former is less than the latter.
20659 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20661 * BASE-VER: Set to 4.4.0.
20663 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20665 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20666 * doc/cfg.texi: Likewise.
20667 * doc/extend.texi: Likewise.
20668 * doc/gty.texi: Likewise.
20669 * doc/invoke.texi: Likewise.
20670 * doc/loop.texi: Likewise.
20671 * doc/md.texi: Likewise.
20672 * doc/passes.texi: Likewise.
20673 * doc/rtl.texi: Likewise.
20674 * doc/sourcebuild.texi: Likewise.
20675 * doc/tm.texi: Likewise.
20676 * doc/tree-ssa.texi: Likewise.
20678 2008-02-17 Richard Guenther <rguenther@suse.de>
20680 PR middle-end/35227
20681 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20682 without default definition.
20684 2008-02-17 Richard Guenther <rguenther@suse.de>
20686 PR tree-optimization/35231
20687 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20690 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20693 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20694 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20695 libgcc_cmp_return mode.
20697 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20700 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20702 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20704 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20707 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20709 * doc/c-tree.texi: Use `@.' where appropriate.
20710 * doc/extend.texi: Likewise.
20711 * doc/install.texi: Likewise.
20712 * doc/invoke.texi: Likewise.
20713 * doc/loop.texi: Likewise.
20714 * doc/makefile.texi: Likewise.
20715 * doc/md.texi: Likewise.
20716 * doc/passes.texi: Likewise.
20717 * doc/standards.texi: Likewise.
20718 * doc/tm.texi: Likewise.
20720 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20722 PR middle-end/35196
20723 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20725 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20726 rather than in entry_bb.
20728 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20730 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20731 libgcc_cmp_return mode.
20733 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20735 PR middle-end/35130
20736 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20737 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20739 2008-02-15 Richard Guenther <rguenther@suse.de>
20740 Zdenek Dvorak <ook@ucw.cz>
20742 PR tree-optimization/35164
20743 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20744 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20745 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20746 Only propagate addresses which do not have abnormal SSA_NAMEs
20749 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20752 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20754 2008-02-15 Jan Hubicka <jh@suse.cz>
20756 PR middle-end/35149
20757 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20759 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20761 PR middle-end/34621
20762 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20763 when calculating alignment_pad.
20765 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20767 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20768 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20769 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20770 and STACK_BOUNDARY define.
20772 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20774 PR preprocessor/35061
20775 * c-pragma.c (handle_pragma_pop_macro): Check that
20776 pushed_macro_table has been allocated.
20778 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20780 PR middle-end/35136
20781 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20782 (force_gimple_operand): Likewise.
20783 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20784 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20785 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20786 (find_interesting_uses_address): Check addressability and alignment
20787 of the base expression only after substituting bases of IVs into it.
20789 2008-02-14 Michael Matz <matz@suse.de>
20792 * function.c (instantiate_virtual_regs_in_insn): Reload address
20793 before falling back to reloading the whole operand.
20795 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20797 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20798 before the first section switch note.
20800 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20802 * doc/bugreport.texi: Update copyright years.
20803 * doc/c-tree.texi: Likewise.
20804 * doc/cfg.texi: Likewise.
20805 * doc/cpp.texi: Likewise.
20806 * doc/cppinternals.texi: Likewise.
20807 * doc/fragments.texi: Likewise.
20808 * doc/frontends.texi: Likewise.
20809 * doc/gcc.texi: Likewise.
20810 * doc/gty.texi: Likewise.
20811 * doc/hostconfig.texi: Likewise.
20812 * doc/implement-c.texi: Likewise.
20813 * doc/libgcc.texi: Likewise.
20814 * doc/loop.texi: Likewise.
20815 * doc/makefile.texi: Likewise.
20816 * doc/options.texi: Likewise.
20817 * doc/passes.texi: Likewise.
20818 * doc/rtl.texi: Likewise.
20819 * doc/sourcebuild.texi: Likewise.
20820 * doc/standards.texi: Likewise.
20821 * doc/tree-ssa.texi: Likewise.
20822 * doc/trouble.texi: Likewise.
20824 * doc/extend.texi: Use @: or add comma where appropriate.
20825 * doc/invoke.texi: Likewise.
20826 * doc/tm.texi: Likewise.
20828 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20831 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20834 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20836 * doc/md.texi (clz, ctz): Add reference.
20837 * doc/rtl.texi (clz, ctz): Likewise.
20839 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20842 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20845 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20847 * config/s390/s390.c (struct constant_pool): New field
20848 emit_pool_after added.
20849 (s390_mainpool_start): Set the emit_pool_after flag according
20850 to the section switch notes.
20851 (s390_mainpool_finish): Consider emit_pool_after when emitting
20852 the literal pool at the end of the function.
20853 (s390_chunkify_start): Force literal pool splits at section
20856 2008-02-13 Michael Matz <matz@suse.de>
20859 * var-tracking.c (clobber_variable_part): Correctly traverse the
20862 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20865 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20866 Add -fdump-ipa-inline.
20867 * tree-dump.c (dump_files): Remove tree-inlined dump.
20868 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20870 2008-02-12 Richard Guenther <rguenther@suse.de>
20872 PR tree-optimization/35171
20873 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20876 2008-02-12 Richard Guenther <rguenther@suse.de>
20878 PR middle-end/35163
20879 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20880 value-preserving mode. Disallow final truncation.
20882 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20884 PR middle-end/35136
20885 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20886 code from here to...
20887 (force_gimple_operand): ...here.
20889 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20892 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20893 non-compatible pointers.
20894 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20895 different FIELD_DECLs, try harder by comparing field offsets, sizes
20898 PR inline-asm/35160
20899 * function.c (match_asm_constraints_1): Don't replace the same input
20902 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20904 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20905 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20906 (expand_epilogue): Restore RAMPZ register.
20907 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20909 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20911 * config/i386/cygwin.asm: (__alloca): Correct calling
20912 convention and alignment.
20913 (__chkstk): Force 8 byte stack alignment.
20915 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20916 Richard Guenther <rguenther@suse.de>
20918 PR tree-optimization/33992
20919 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20920 the zero we compare against.
20922 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20924 PR libfortran/35063
20925 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20926 to CloseHandle after unlocking to prevent accumulation of handle
20929 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20931 PR middle_end/34150
20932 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20933 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20934 and update LABEL_NUSES during and after reload.
20936 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20938 PR middle-end/34627
20939 * combine.c (simplify_if_then_else): Make sure the comparison is
20940 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20942 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20945 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20946 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20947 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20948 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20949 * tree.h (get_type_static_bounds): Likewise.
20951 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20953 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20954 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20955 Make -Wfoo language annotations match what the compiler outputs.
20957 2008-02-08 Sa Liu <saliu@de.ibm.com>
20959 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20960 intrinsics spu_convts, spu_convtu, spu_convtf.
20962 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20964 * doc/extend.texi (Function Attributes) <noinline>: Mention
20965 asm ("") as method to keep calls.
20967 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20970 * doc/options.texi (Options): Replace references to opts.sh with
20972 * opts-common.c: Likewise.
20973 * optc-gen.awk: Likewise.
20975 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20977 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20979 2008-02-07 Richard Henderson <rth@redhat.com>
20982 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20983 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20986 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20988 PR tree-optimization/35085
20989 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20990 for operand entry oe2 in addition to operand entry oe3 in order to
20991 expose more opportunities for vectorizer sum reduction.
20993 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20996 * Makefile.in (LIBS): Remove $(GMPLIBS).
20997 (cc1-dummy, cc1): Add $(GMPLIBS).
20999 2008-02-06 Jan Hubicka <jh@suse.cz>
21002 * i386.md (moddf_integer): Do not produce partial memory stalls for
21003 targets where it hurts.
21005 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
21008 * optabs.c (expand_float): Do not check for decimal modes when
21009 expanding unsigned integer through signed conversion.
21011 2008-02-06 Nick Clifton <nickc@redhat.com>
21013 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
21014 inside the clobber with a match_operand and duplicated operand
21015 number in the constraint.
21016 (ineqbranchsi): Delete redundant comment.
21018 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
21020 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
21021 builtin_define ("__USE_INIT_FINI__").
21022 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
21024 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
21026 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21028 PR documentation/30330
21029 * doc/invoke.texi (C++ Dialect Options)
21030 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21031 For each warning option -Wfoo that allows -Wno-foo, ensure both
21032 -Wfoo and -Wno-foo are listed in the option index. Fix index
21033 entry of -Wswitch-default, index -Wnormalized= including the
21034 `=', and -Wlarger-than-@var{len} including @var{len}.
21036 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21038 * config/i386/i386.md (floatunssisf2): Use
21039 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
21040 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
21041 Macroize expander using MODEF mode iterator.
21043 2008-02-05 Diego Novillo <dnovillo@google.com>
21045 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
21048 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
21050 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21053 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
21055 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
21058 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
21059 to indicate if a message should be generated.
21060 (init_cumulative_args): Updated.
21061 (function_value_32): Likewise.
21063 2008-02-05 Joseph Myers <joseph@codesourcery.com>
21065 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
21067 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21070 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
21071 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
21073 2008-02-04 Diego Novillo <dnovillo@google.com>
21075 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
21078 * tree-vrp.c (vrp_evaluate_conditional): With
21079 -Wtype-limits, emit a warning when comparing against a
21080 constant outside the natural range of OP0's type.
21082 2008-02-04 Richard Guenther <rguenther@suse.de>
21084 PR middle-end/33631
21085 * expr.c (count_type_elements): Give for unions instead of
21088 2008-02-04 Richard Guenther <rguenther@suse.de>
21090 PR middle-end/35043
21091 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
21092 to TYPE_DOMAINs base type instead of using bitsizetype here.
21094 2008-02-03 Jason Merrill <jason@redhat.com>
21096 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
21098 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21101 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
21102 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
21103 (RS/6000 and PowerPC Options): Fix typos and markup.
21104 * doc/passes.texi (Tree-SSA passes): Likewise.
21106 2008-02-02 Michael Matz <matz@suse.de>
21109 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
21110 from record_last_reg_set_info.
21111 (record_last_reg_set_info): Take an RTX argument, iterate over all
21112 constituent hardregs.
21113 (record_last_set_info, record_opr_changes): Change calls to
21114 new signature or to record_last_reg_set_info_regno.
21116 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
21118 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
21120 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
21122 PR rtl-optimization/34773
21123 * reg-notes.def (EQUAL): Mention significance of combination of
21124 REG_EQUAL and REG_RETVAL.
21125 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
21126 insn that has a REG_RETVAL.
21128 2008-02-01 Roger Sayle <roger@eyesopen.com>
21131 * configure.ac (--enable-fixed-point): Disable unless explicitly
21133 * configure: Regenerate.
21135 2008-02-01 Richard Guenther <rguenther@suse.de>
21138 * invoke.texi (-finline-limit): Remove no longer true parts
21139 of the documentation. Note that there is no default value.
21141 2008-02-01 Andrew Pinski <pinskia@gmail.com>
21142 Mark Mitchell <mark@codesourcery.com>
21143 Ben Elliston <bje@au.ibm.com>
21146 * doc/extend.texi (Other Builtins): Document.
21148 2008-01-31 Tom Browder <tom.browder@gmail.com>
21150 * doc/c-tree.texi (Types): Fix grammar.
21151 (Expression trees): Ditto.
21152 * doc/passes.texi (Tree-SSA passes): Ditto.
21154 * doc/configterms.texi (Configure Terms): Fix typo.
21155 * doc/cpp.texi (Common Predefined Macros): Ditto.
21156 * doc/md.texi (Machine Constraints): Ditto.
21158 * doc/makefile.texi (Makefile): Add comma.
21160 2008-01-31 Tom Browder <tom.browder@gmail.com>
21161 Gerald Pfeifer <gerald@pfeifer.com>
21163 * doc/sourcebuild.texi (Front End): Remove references to CVS
21164 and CVSROOT/modules.
21165 (Texinfo Manuals): Replace reference to CVS by one to SVN.
21166 (Back End): Remove reference to CVS.
21168 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21171 * config/mips/mips.c (gen_load_const_gp): New function, taking a
21173 (mips16_gp_pseudo_reg): ...here.
21174 * config/mips/mips.md (load_const_gp): Replace with...
21175 (load_const_gp_<mode>): ...this :P-based insn.
21177 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21179 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
21180 options. Minor fixes.
21181 (-std): Move reference to standards closer to where language
21182 standards are first mentioned.
21184 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21186 PR rtl-optimization/34995
21187 * reload.c (alternative_allows_const_pool_ref): Take an rtx
21188 parameter and return a bool. If the rtx parameter is nonnull,
21189 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
21190 (find_reloads): Update call accordingly. Pass the new operand
21191 if it needed no address reloads, otherwise pass null.
21193 2008-01-30 Richard Henderson <rth@redhat.com>
21196 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
21197 for unbounded arrays.
21199 2008-01-30 Silvius Rus <rus@google.com>
21201 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
21203 2008-01-30 Jan Hubicka <jh@suse.cz>
21206 * i386.c (init_cumulative_args): Use real function declaration when
21209 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
21211 PR rtl-optimization/34998
21212 * global.c (build_insn_chain): Treat non-subreg_lowpart
21213 SUBREGs of pseudos as clobbering all the words covered by the
21214 SUBREG, not just all the bytes.
21215 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
21216 original df_ref rather than an extract parameter.
21217 (global_conflicts): Update call accordingly.
21219 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
21221 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
21222 the overflow check to make it easier to read.
21223 (__fixtfdi): Change the type of the ll member in union
21224 long_double to UDItype_x.
21226 2008-01-30 Jakub Jelinek <jakub@redhat.com>
21228 PR middle-end/34969
21229 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
21230 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
21231 * tree-inline.c (fold_marked_statements): Call
21232 cgraph_update_edges_for_call_stmt if folding a call statement.
21233 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
21234 debug_generic_stmt calls, reset it back afterwards.
21237 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
21239 * c-typeck.c (build_external_ref): Don't pedwarn about
21240 static vars in current function's scope.
21242 2008-01-29 Joseph Myers <joseph@codesourcery.com>
21244 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
21246 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
21249 * ipa-struct-reorg.c: Fix spelling.
21250 * params.def: Ditto.
21252 2008-01-29 Richard Guenther <rguenther@suse.de>
21254 PR middle-end/35006
21255 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
21257 * tree-inline.c (remap_type): Increment remapping_type_depth
21258 around remapping types.
21259 (copy_body_r): Only add referenced variables if they are referenced
21260 from code, not types.
21262 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
21273 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
21274 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
21276 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
21279 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
21280 pointer for tiny stack.
21282 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21284 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21286 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21288 * config/vx-common.h: Fix typo in comment.
21290 2008-01-28 Ian Lance Taylor <iant@google.com>
21294 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21295 coalesce pointers if they have different DECL_NO_TBAA_P values.
21296 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21297 between variables with different DECL_NO_TBAA_P values.
21299 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21302 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21303 are not legitimate small data references on SPE targets.
21305 2008-01-28 David Daney <ddaney@avtrex.com>
21307 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21309 2008-01-28 David Daney <ddaney@avtrex.com>
21311 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21313 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21315 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21316 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21317 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21318 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21319 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21320 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21321 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21322 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21324 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21326 * basic-block.h (condjump_equiv_p): Fix comment.
21328 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21330 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21331 print_generic_stmt_indented): Fix comment.
21333 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21335 * configure.ac (__stack_chk_fail): Add detecion for availability
21336 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21337 * configure: Regenerate.
21339 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21341 PR middle-end/34688
21342 * final.c (output_addr_const): Handle TRUNCATE.
21344 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21347 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21348 (zero_cost, infinite_cost): New constants.
21349 (struct cost_pair): Change type of cost to comp_cost.
21350 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21351 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21353 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21354 split_address_cost, ptr_difference_cost, difference_cost,
21355 get_computation_cost_at, get_computation_cost,
21356 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21357 determine_use_iv_cost_condition, determine_use_iv_costs,
21358 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21359 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21360 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21361 Change type of cost to comp_cost.
21362 (determine_iv_cost): Increase cost of non-original ivs, instead
21363 of decreasing the cost of original ones.
21364 (get_address_cost): Indicate the complexity of the addressing mode
21366 (try_add_cand_for): Prefer using ivs not specific to some object.
21367 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21369 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21370 Janis Johnson <janis187@us.ibm.com>
21373 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21374 (TARGET_INSTANTIATE_DECLS): Likewise.
21375 * target.h (expand_to_rtl_hook): New target hook.
21376 (instantiate_decls): Likewise.
21377 * function.c (instantiate_decl): Make non-static. Rename to...
21378 (instantiate_decl_rtl): ... this.
21379 (instantiate_expr): Use instantiate_decl_rtl.
21380 (instantiate_decls_1): Likewise.
21381 (instantiate_decls): Likewise.
21382 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21383 * function.h (instantiate_decl_rtl): Add prototype.
21384 * cfgexpand.c (target.h): New include.
21385 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21386 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21387 (TARGET_INSTANTIATE_DECLS): Likewise.
21388 (TARGET_INITIALIZER): New target hooks added.
21389 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21391 * config/rs6000/rs6000.c (tree-flow.h): New include.
21392 (machine_function): Add sdmode_stack_slot field.
21393 (rs6000_alloc_sdmode_stack_slot): New function.
21394 (rs6000_instantiate_decls): Likewise.
21395 (rs6000_secondary_memory_needed_rtx): Likewise.
21396 (rs6000_check_sdmode): Likewise.
21397 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21398 (TARGET_INSTANTIATE_DECLS): Likewise.
21399 (rs6000_hard_regno_mode_ok): Allow SDmode.
21400 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21401 (rs6000_emit_move): Handle SDmode.
21402 (function_arg_advance): Likewise.
21403 (function_arg): Likewise.
21404 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21405 SDmode var args for 32-bit compiles.
21406 (rs6000_secondary_reload_class): Handle SDmode.
21407 (rs6000_output_function_epilogue): Likewise.
21408 (rs6000_function_value): Simplify if statement.
21409 (rs6000_libcall_value): Likewise.
21410 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21411 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21412 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21413 (movsd_hardfloat): New define_insn.
21414 (movsd_softfloat): Likewise.
21415 (movsd_store): Likewise.
21416 (movsd_load): Likewise.
21417 (extendsddd2): Likewise.
21418 (extendsdtd2): Likewise.
21419 (truncddsd2): Likewise.
21420 (movdd_hardfloat64): Fixup comment.
21421 (UNSPEC_MOVSD_LOAD): New constant.
21422 (UNSPEC_MOVSD_STORE): Likewise.
21424 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21427 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21429 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21430 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21431 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21432 and TRUTH_XOR_EXPR.
21434 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21437 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21438 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21439 __LONGDOUBLE128 too.
21440 * config/rs6000/aix61.h: New file.
21442 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21444 PR rtl-optimization/34959
21445 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21446 popcount and parity rtxes the same mode as their operand.
21447 Truncate or extend the result to the return value's mode
21450 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21453 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21454 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21455 to GOT_VERSION_REGNUM.
21456 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21457 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21458 * config/mips/mips.c (mips_emit_call_insn): New function.
21459 (mips_call_tls_get_addr): Call mips_expand_call directly.
21460 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21462 (mips16_build_call_stub): Likewise. Return the call insn or null.
21463 (mips_expand_call): Update the call to mips16_build_call_stub
21464 accordingly and a remove redundant condition. Assert that MIPS16
21465 stubs do not use lazy binding. Use mips_emit_call_insn and return
21467 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21469 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21470 (mips_avoid_hazard): Remove hazard_set handling.
21471 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21472 (UNSPEC_RESTORE_GP): ...this.
21473 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21474 (FAKE_CALL_REGNO): Rename to...
21475 (GOT_VERSION_REGNUM): ...this.
21476 (type): Add "ghost" value. Add an associated insn reservation.
21477 (hazard_set): Remove.
21478 (exception_receiver): Rename to...
21479 (restore_gp): ...this and update the unspec identifier accordingly.
21480 (exception_receiver, nonlocal_got_receiver): New expanders.
21481 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21482 FAKE_CALL_REGNO. Remove hazard_set attribute.
21483 (set_got_version, update_got_version): New patterns.
21485 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21488 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21490 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21493 * doc/install.texi2html: Generate gcc-vers.texi.
21495 2008-01-25 DJ Delorie <dj@redhat.com>
21497 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21499 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21501 * config/c4x: Remove directory.
21502 * config.gcc (crx-*, mt-*): Mark obsolete.
21503 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21504 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21505 sh-*-rtemscoff*): Remove cases.
21506 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21507 * real.c (encode_c4x_single, decode_c4x_single,
21508 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21509 c4x_extended_format): Remove.
21510 * real.h (c4x_single_format, c4x_extended_format): Remove.
21511 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21513 (Pragmas): Remove comment about c4x pragmas.
21514 * doc/install.texi (c4x): Remove target-specific instructions.
21515 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21516 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21517 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21518 refer to C4x source files as examples.
21519 (C4X_FLOAT_FORMAT): Remove documentation.
21521 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21523 * config/bfin/bfin.c (override_options): Reorder tests so that
21524 flag_pic gets enabled for -msep-data.
21526 2008-01-25 Richard Guenther <rguenther@suse.de>
21528 PR middle-end/32244
21529 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21530 to its bitfield precision if required.
21532 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21534 PR middle-end/33880
21535 * tree-nested.c (walk_omp_for): New function.
21536 (convert_nonlocal_reference, convert_local_reference): Call
21537 walk_omp_for on OMP_FOR.
21538 (convert_call_expr): Call walk_body on OMP_FOR's
21539 OMP_FOR_PRE_INIT_BODY.
21541 2008-01-25 Richard Guenther <rguenther@suse.de>
21543 PR tree-optimization/34966
21544 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21545 default defs and PHI_NODEs we have to insert after the
21546 defining statement.
21548 2008-01-24 Nick Clifton <nickc@redhat.com>
21550 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21551 Provide a default definition.
21552 (LIBGCC2_UNITS_PER_WORD): Likewise.
21554 * config/stormy16/stormy16.c: Include df.h for the prototype
21555 for df_regs_ever_live_p.
21556 (xstormy16_expand_builtin_va_start): Convert the stack offset
21557 into a component_ref and then use POINTER_PLUS_EXPR to add it
21558 to the incoming_virtual_args_rtx.
21559 (xstormy16_gimplify_va_arg_expr): Rename to
21560 xstormy16_gimplify_va_arg_expr.
21561 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21562 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21563 xstormy16_gimplify_va_arg_expr.
21564 Fix up some formatting issues.
21566 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21567 Move to predicates.md.
21568 (xs_hi_general_operand): Likewise.
21569 (xs_hi_nonmemory_operand): Likewise.
21570 * config/stormy16/predicates.md:
21571 (xstormy16_carry_plus_operand): New predicate.
21572 (xs_hi_general_operand): New predicate.
21573 (xs_hi_nonmemory_operand): New predicate.
21574 * config/stormy16/stormy16-protos.h:
21575 (xstormy16_carry_plus_operand): Delete prototype.
21576 (xs_hi_general_operand): Likewise.
21577 (xs_hi_nonmemory_operand): Likewise.
21579 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21580 modifiers as they are no longer needed and they can trigger
21581 reload spill failures.
21583 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21584 with a match_operand in order to help reload.
21586 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21587 constraint with 'e' for the 8th alternative as this version of
21588 the mov.w instruction only accepts the lower 8 registers.
21590 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21593 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21594 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21597 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21599 PR middle-end/33333
21600 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21602 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21604 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21606 (remove_structure): Update allocations list before removing structure.
21608 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21610 * ipa-struct-reorg.c (is_safe_cond_expr,
21611 create_new_stmts_for_cond_expr): Use integer_zerop function,
21612 that recognize not only zero-pointer, but zero-integer too.
21614 2008-01-25 Ben Elliston <bje@au.ibm.com>
21617 * fixproto: Escape "." in sed expression that strips leading "./".
21619 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21622 * gcc.c (SWITCH_OK): Removed.
21623 (SWITCH_LIVE): Changed to bit.
21624 (SWITCH_FALSE): Likewise.
21625 (SWITCH_IGNORE): Likewise.
21626 (switchstr): Change live_cond to unsigned int.
21627 (process_command): Replace SWITCH_OK with 0.
21628 (do_self_spec): Likewise.
21629 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21630 (give_switch): Likewise.
21631 (used_arg): Likewise.
21632 (do_spec_1): Set the SWITCH_IGNORE bit.
21633 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21634 bits. Set the SWITCH_LIVE bit.
21636 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21638 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21640 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21642 PR tree-optimization/34472
21643 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21644 parameter to a "bool *" and set *DATA to false if there is
21645 an unsafe access. Do not delete the structure here.
21646 (check_cond_exprs): Delete it here instead.
21647 (check_cond_exprs, exclude_cold_structs): Do not increase
21648 I when removing a structure.
21650 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21653 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21654 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21656 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21658 PR middle-end/34934
21659 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21660 a fixed vector for stack.
21662 2008-01-24 Ben Elliston <bje@au.ibm.com>
21665 * doc/gcc.texi (Software development): Add a direntry for g++.
21667 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21669 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21670 stale and straggling -fforce-addr comments above.
21672 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21674 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21675 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21677 2008-01-23 Michael Matz <matz@suse.de>
21680 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21683 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21685 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21686 malloc result type.
21688 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21690 * config/avr/avr.c (avr_current_arch): New variable.
21691 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21692 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21693 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21694 (avr_override_options): Init 'avr_current_arch'.
21695 (base_arch_s): Move from here...
21696 * config/avr/avr.h (base_arch_s): ... here. Add new members
21697 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21698 'mega' to 'have_jmp_call'.
21699 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21700 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21702 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21704 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21705 MULTILIB_MATCHES): Ditto.
21707 2008-01-23 Richard Guenther <rguenther@suse.de>
21709 PR middle-end/31529
21710 * cgraphunit.c (cgraph_reset_node): Always mark the node
21711 not reachable if it is not queued already.
21713 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21715 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21716 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21717 (cputype_selected): New static variable.
21718 (bfin_handle_option): Set it if -mcpu is used.
21719 (override_option): Select default set of workarounds if no cpu type
21720 selected on the command line.
21721 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21723 From Michael Frysinger <michael.frysinger@analog.com>
21724 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21725 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21727 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21728 for bf547, bf523, bf524, and bf526.
21729 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21731 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21732 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21733 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21734 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21735 * doc/invoke.texi (Blackfin Options): Document that
21736 -mcpu now accept bf547, bf523, bf524, and bf526.
21738 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21740 PR rtl-optimization/34628
21741 * combine.c (try_combine): Stop and undo after the first combination
21742 if an autoincrement side-effect on the first insn has effectively
21745 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21748 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21749 Offset addresses are not valid for Altivec or paired float modes.
21751 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21754 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21755 if DECL_INITIAL (decl) is error_mark_node.
21758 * c-common.c (handle_vector_size_attribute): Only allow
21759 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21760 the same way as pointer, array etc. types.
21761 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21764 * tree.c (build_type_attribute_qual_variant): Call
21765 build_qualified_type if attributes are equal, but quals are not.
21767 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21770 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21771 * flags.h (warn_strict_aliasing): Remove.
21772 (warn_strict_overflow): Remove.
21773 * opts.c (warn_strict_aliasing): Remove.
21774 (warn_strict_overflow): Remove.
21775 * c-opts.c (c_common_handle_option): -Wall only sets
21776 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21777 (c_common_post_options): Give default values to -Wstrict-aliasing
21778 and -Wstrict-overflow if they are uninitialized.
21779 * common.opt (Wstrict-aliasing): Specify Var and Init.
21780 (Wstrict-overflow): Likewise.
21782 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21784 PR rtl-optimization/26854
21785 PR rtl-optimization/34400
21786 PR rtl-optimization/34884
21787 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21789 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21790 (df_rd_bb_info.expanded_lr_out): Deleted
21791 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21792 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21793 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21794 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21795 Removed code to allocate, initialize or free expanded_lr_out.
21796 (df_rd_bb_local_compute_process_def): Restructured to make more
21798 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21799 sets if the sets are being trimmed.
21801 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21804 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21805 (as_vers): Likewise.
21806 * configure: Regenerated.
21808 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21810 PR middle-end/33092
21811 * tree-pass.h (pass_build_alias): New pass.
21812 * tree-ssa-alias.c (gate_build_alias): New.
21813 (pass_build_alias): New.
21814 * passes.c (init_optimization_passes): Add pass_build_alias after
21815 pass_create_structure_vars.
21817 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21819 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21820 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21821 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21822 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21823 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21824 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21825 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21826 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21827 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21828 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21829 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21830 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21831 * config/s390/s390.md (FP_ALL): New mode iterator.
21832 (_d): New mode attribute.
21833 ("*signbit<mode>2>"): Changed mode of first operand.
21834 ("isinf<mode>2"): Changed mode of first operand.
21835 ("*TDC_insn"): Adaptation for DFP modes.
21837 2008-01-22 Ben Elliston <bje@au.ibm.com>
21839 * tree.c (check_qualified_type): Improve function description.
21841 2008-01-21 Jason Merrill <jason@redhat.com>
21844 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21845 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21848 2008-01-21 DJ Delorie <dj@redhat.com>
21850 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21853 2008-01-21 Richard Guenther <rguenther@suse.de>
21855 PR middle-end/34856
21856 * tree-cfg.c (verify_expr): Allow all invariant expressions
21857 instead of just constant class ones as reference argument.
21858 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21859 like any other constant.
21860 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21862 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21864 * regmove.c (fixup_match_1): Update call crossed frequencies.
21866 2008-01-21 Richard Guenther <rguenther@suse.de>
21869 * tree-inline.c (setup_one_parameter): Deal with mismatched
21870 types using a VIEW_CONVERT_EXPR.
21872 2008-01-21 Alon Dayan <alond@il.ibm.com>
21873 Olga Golovanevsky <olga@il.ibm.com>
21875 PR tree-optimization/34701
21876 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21877 when the structure size is not a power of 2.
21879 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21881 * doc/install.texi: Add doc for --enable-checking=df.
21883 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21885 PR rtl-optimization/34808
21886 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21888 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21890 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21893 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21895 PR rtl-optimization/26854
21896 PR rtl-optimization/34400
21897 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21899 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21900 (df_rd_bb_info.expanded_lr_out): New.
21901 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21902 * loop_iv.c (iv_analysis_loop_init): Ditto.
21903 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21904 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21905 Added code to allocate, initialize or free expanded_lr_out.
21906 (df_rd_bb_local_compute_process_def): Restructured to make
21907 more understandable.
21908 (df_rd_confluence_n): Add code to do nothing with fake edges and
21909 code to no apply invalidate_by_call sets if the sets are being trimmed.
21910 (df_lr_local_finalize): Renamed to df_lr_finalize.
21911 (df_live_local_finalize): Renamed to df_live_finalize.
21913 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21916 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21917 deciding whether to use reciprocal instructions.
21919 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21921 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21922 dwarf2out_note_section_used if cold_text_section is NULL.
21924 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21926 PR gcov-profile/34610
21927 * tree-cfg.c (make_edges): Mark both outgoing edges from
21928 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21929 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21930 from OMP_FOR and OMP_CONTINUE outgoing edges.
21932 * tree-profile.c (tree_profiling): Return early if
21933 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21935 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21936 from cfun to child_cfun.
21937 * function.h (struct function): Add after_tree_profile bit.
21939 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21941 * config/avr/avr.S (_exit): Disable interrupt.
21943 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21944 Steven Bosscher <stevenb.gcc@gmail.com>
21946 PR rtl-optimization/26854
21947 PR rtl-optimization/34400
21948 * df-problems.c (df_live_scratch): New scratch bitmap.
21949 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21950 (df_live_reset): Clear the proper bitmaps.
21951 (df_live_bb_local_compute): Only process the artificial defs once
21952 since the order is not important.
21953 (df_live_init): Init the df_live sets only with the variables
21954 found live by df_lr.
21955 (df_live_transfer_function): Use the df_lr sets to prune the
21956 df_live sets as they are being computed.
21957 (df_live_free): Free df_live_scratch.
21959 2008-01-18 Ian Lance Taylor <iant@google.com>
21961 * common.opt: Add fmerge-debug-strings.
21962 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21963 flag_merge_debug_strings rather than flag_merge_constants.
21964 * doc/invoke.texi (Option Summary): Mention
21965 -fmerge-debug-strings.
21966 (Debugging Options): Document -fmerge-debug-strings.
21968 2008-01-18 Ian Lance Taylor <iant@google.com>
21971 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21972 (struct tree_function_decl): Add new field operator_new_flag.
21973 * tree-inline.c (expand_call_inline): When inlining a call to
21974 operator new, force the return value to go into a variable, and
21975 set DECL_NO_TBAA_P on that variable.
21976 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21978 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21981 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21982 DWARF2_DEBUGGING_INFO.
21983 (dwarf2out_note_section_used): Ditto. Add prototype.
21984 (have_multiple_function_sections, text_section_used,
21985 cold_text_section_used, *cold_text_sections): Move declarations
21988 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21990 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21991 field and add signal_ra.
21992 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21993 assignments to frame state pc. Move end of stack check after
21994 MD_FALLBACK_FRAME_STATE_FOR.
21995 (uw_update_context_1): Use frame state signal_regs if set, instead
21996 of checking signal_frame flag.
21997 (uw_update_context): Use frame state signal_ra if set.
21998 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21999 * config/xtensa/linux-unwind.h: New file.
22001 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
22003 * modulo-sched.c (get_sched_window): Fix comment typo.
22005 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
22007 PR tree-optimization/34648
22008 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
22010 2008-01-17 Anatoly Sokolov <aesok@post.ru>
22012 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
22013 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
22015 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
22017 PR rtl-optimization/34400
22018 * df-core.c (df_worklist_dataflow_overeager,
22019 df_worklist_dataflow_doublequeue): New functions.
22020 (df_worklist_dataflow): Two different worklist solvers.
22021 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
22024 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22027 * doc/invoke.texi: Document the dependence on pthread for fopenmp
22028 and ftree-parallelize-loops.
22030 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
22032 PR rtl-optimization/34826
22033 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
22035 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
22037 * global.c (find_reg): Mark the eh regs as used if necessary.
22038 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
22039 * ra.h (struct allocno): no_eh_reg field added. Changed
22040 no_stack_reg type to bitfield.
22042 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
22044 * tree.c (substitute_in_expr): Add missing 'break'.
22046 2008-01-17 Richard Guenther <rguenther@suse.de>
22048 PR tree-optimization/34825
22049 * tree-ssa-math-opts.c (is_division_by): Do not recognize
22050 x / x as division to handle.
22052 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22054 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
22055 "-pthread" is specified.
22056 * pa-hpux11.h (LIB_SPEC): Likewise.
22058 2008-01-16 Janis Johnson <janis187@us.ibm.com>
22059 Peter Bergner <bergner@vnet.ibm.com>
22061 PR rtl-optimization/33796
22062 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
22064 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22066 PR libgfortran/34699
22067 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
22069 * pa-hpux10.h (LINK_SPEC): Likewise.
22070 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
22072 2008-01-16 Richard Guenther <rguenther@suse.de>
22074 PR middle-end/32628
22075 * fold-const.c (fold_convert_const_int_from_int): Do not
22076 set overflow if that occured only because of a sign extension
22077 change when converting from/to a sizetype with the same
22078 precision and signedness.
22080 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22083 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
22084 location address to the correct place. Update copyright year.
22086 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22088 * lambda-code.c (lambda_transform_legal_p): Handle the case of
22089 no dependences in the dependence_relations vector.
22091 2008-01-16 Jan Hubicka <jh@suse.cz>
22093 PR rtl-optimization/31396
22094 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
22095 * cfg.c (dump_reg_info): Print it.
22096 * regs.h (struct reg_info_t): add freq_calls_crossed.
22097 (REG_FREQ_CALLS_CROSSED): New macro.
22098 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
22099 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
22100 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
22101 regmove_optimize): Update call crossed frequencies.
22102 * local-alloc.c (struct qty): Add freq_calls_crossed.
22103 (alloc_qty): Copute freq_calls_crossed.
22104 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
22105 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
22106 * ra.h (struct allocno): Add freq_calls_crossed.
22108 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22110 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
22111 libgomp when compiling with ftree-parallelize-loops.
22112 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
22114 2008-01-16 Richard Guenther <rguenther@suse.de>
22116 PR tree-optimization/34769
22117 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
22118 * tree.c (int_cst_value): Instead make this function more
22119 permissive in what it accepts as valid input. Document this
22120 function always sign-extends the value.
22122 2008-01-16 Jakub Jelinek <jakub@redhat.com>
22123 Richard Guenther <rguenther@suse.de>
22126 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
22127 (gimple_fold_indirect_ref_rhs): ... this.
22128 (gimple_fold_indirect_ref): New function with foldings
22129 that preserve lvalueness.
22130 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
22131 * tree-flow.h (gimple_fold_indirect_ref): Declare.
22132 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
22133 to fold an INDIRECT_REF, fall back to the old use of
22134 fold_indirect_ref_1.
22136 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22138 * tree-data-ref.c (subscript_dependence_tester_1): Call
22139 free_conflict_function.
22140 (compute_self_dependence): Same.
22142 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22145 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
22146 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
22148 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
22149 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
22150 for DWARF2_UNWIND_INFO targets.
22152 2008-01-16 Richard Guenther <rguenther@suse.de>
22155 * c-typeck.c (common_pointer_type): Do not merge inconsistent
22156 type qualifiers for function types.
22158 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
22160 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
22161 loop_iterator li from previous commit.
22163 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
22165 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
22167 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22169 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
22170 (parallelize_loops): Don't parallelize irreducible components.
22172 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22175 * c-opts (c_common_post_options): Do not enable CPP
22176 flag_pedantic_errors by default.
22178 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
22180 PR rtl-optimization/31944
22181 * cse.c (remove_pseudo_from_table): New function.
22182 (merge_equiv_classes): Use above function to remove pseudo-registers.
22183 (invalidate): Likewise.
22185 2008-01-13 Richard Guenther <rguenther@suse.de>
22187 PR middle-end/34601
22188 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
22189 instead of TYPE_MODE to deal with calls from expand_one_error_var.
22191 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
22193 * gcse.c (cprop_jump): Call validate_unshare_change instead of
22194 validate_change to unshare the source of the PC set.
22196 2008-01-12 Jan Hubicka <jh@suse.cz>
22198 PR middle-end/32135
22199 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
22200 references above array bounds. This might trigger bounds checks for
22201 pointers to arrays.
22203 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22205 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
22206 new_replaceable_dependencies.
22208 2008-01-12 Doug Kwan <dougkwan@google.com>
22210 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
22211 instead of OPT_Wreturn_type in warning due to ignored return type
22213 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
22214 options included in -Wextra.
22215 * c.opt: New option -Wignored_qualifiers.
22216 * doc/invoke.texi (Warning Options, -Wextra): Add new option
22217 -Wignore_qualifiers.
22218 (-Wignored-qualifiers): Document.
22219 (-Wreturn-type): Remove description of functionality now handled
22220 by -Wignored-qualifiers.
22222 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
22225 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
22226 NOP_EXPR if it is between integral types with the same precision.
22228 2008-01-12 Jan Hubicka <jh@suse.cz>
22231 * invoke.texi (max-inline-recursive-depth): Fix default value.
22233 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
22235 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
22238 2008-01-11 Bob Wilson <bob.wilson@acm.org>
22240 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
22242 2008-01-11 James E. Wilson <wilson@specifix.com>
22245 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
22247 2008-01-11 Anatoly Sokolov <aesok@post.ru>
22249 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
22250 save/restore frame pointer register and don't use 'call-prologues'
22251 optimization in function with "OS_task" attribute.
22253 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
22255 PR middle-end/31309
22256 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
22257 when copying to memory.
22259 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
22261 PR rtl-optimization/30905
22262 * cfgcleanup.c: Include dce.h
22263 (crossjumps_occured): New global variable.
22264 (try_crossjump_bb): Exit loop after finding a fallthru edge.
22265 If something changed, set crossjumps_occured to true.
22266 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
22267 Don't add/remove fake edges to exit here...
22268 (cleanup_cfg): ...but do it here, when crossjumping.
22269 Run a fast DCE when successful crossjumps occured in the latest
22270 iteration of try_optimize_cfg.
22272 2008-01-11 Richard Guenther <rguenther@suse.de>
22274 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
22275 (struct vn_unary_op_s): Likewise.
22276 (vn_reference_insert): Free old reference on hash collision.
22278 2008-01-10 Raksit Ashok <raksit@google.com>
22280 PR rtl-optimization/27971
22281 * combine.c (find_split_point): Split PLUS expressions which are
22282 inside a MEM rtx, and whose first operand is complex.
22284 2008-01-10 DJ Delorie <dj@redhat.com>
22286 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22287 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22288 (m32c_hard_regno_ok): Call the underlying function.
22290 2008-01-10 Richard Guenther <rguenther@suse.de>
22292 PR middle-end/34683
22293 * tree-cfg.c (tree_merge_blocks): Do not go through the
22294 full-blown folding and stmt updating path if we just deal
22295 with virtual operands.
22296 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22297 test for abnormal SSA_NAMEs.
22299 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22301 PR middle-end/34641
22302 * reload.c (push_reload): Add assertions. All constants from
22303 reg_equiv_constant should have been used for replacing the respective
22305 (find_reloads_address): Invoke find_reloads_address_part for
22306 constant taken from the reg_equiv_constant array.
22308 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22310 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22311 field (valnum) the first in the struct. Replace bools with
22314 2008-01-10 Richard Guenther <rguenther@suse.de>
22316 PR tree-optimization/34651
22317 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22318 types and ordering for masking and converting.
22320 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22322 PR tree-optimization/34017
22323 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22324 also for PHI_NODE expressions.
22326 2008-01-09 Jan Hubicka <jh@suse.cz>
22328 PR tree-optimization/34708
22329 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22330 based on number of case labels.
22331 (init_inline_once): Remove switch_cost.
22332 * tree-inline.h (eni_weights_d): Remove switch_cost.
22334 2008-01-09 Richard Guenther <rguenther@suse.de>
22335 Andrew Pinski <andrew_pinski@playstation.sony.com>
22337 PR middle-end/30132
22338 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22339 temporary if an rvalue is ok or an lvalue is not required.
22341 2008-01-09 Richard Guenther <rguenther@suse.de>
22343 PR middle-end/34458
22344 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22345 adjust return type.
22347 2008-01-09 Richard Guenther <rguenther@suse.de>
22349 PR middle-end/34679
22350 * tree.c (host_integerp): Check for sizetype only if the
22351 type is an integer type.
22353 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22356 * opts.c (decode_options): Disable inlining of functions called
22357 once if not in unit-at-a-time mode.
22359 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22361 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22363 2008-01-08 Richard Guenther <rguenther@suse.de>
22365 PR middle-end/31863
22366 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22367 out early if the result will be unused.
22369 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22374 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22375 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22378 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22380 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22381 for vectorization tuned.
22383 2008-01-08 Richard Guenther <rguenther@suse.de>
22385 PR tree-optimization/34683
22386 * tree-ssa-operands.c (operand_build_cmp): Export.
22387 * tree-ssa-operands.h (operand_build_cmp): Declare.
22388 * tree-vn.c (vuses_compare): Remove.
22389 (sort_vuses): Use operand_build_cmp.
22390 (sort_vuses_heap): Likewise.
22391 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22392 to re-use old VEC if available. Do not sort already sorted VUSEs.
22393 (vdefs_to_vec): Do not sort already sorted VDEFs.
22395 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22397 PR middle-end/34694
22398 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22400 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22403 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22404 limitations of reciprocal sequences on x86 targets.
22406 2008-01-08 Richard Guenther <rguenther@suse.de>
22408 PR tree-optimization/34683
22409 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22411 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22414 * config/darwin.c (darwin_mergeable_string_section): Don't use
22415 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22417 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22420 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22421 negxf2. Macroize expander using X87MODEF mode iterator. Change
22422 predicates of op0 and op1 to register_operand.
22423 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22424 expander using X87MODEF mode iterator. Change predicates of
22425 op0 and op1 to register_operand.
22426 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22427 corresponding patterns and macroize using MODEF macro. Change
22428 predicates of op0 and op1 to register_operand and remove
22429 "m" constraint. Disparage "r" alternative with "!".
22430 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22431 macroize using X87MODEF macro. Change predicates of op0 and op1
22432 to register_operand and remove "m" constraint. Disparage "r"
22433 alternative with "!".
22434 (absneg splitter with memory operands): Remove.
22435 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22436 patterns and macroize using X87MODEF mode iterator.
22437 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22438 Change predicate of op1 to register_operand.
22439 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22440 for memory operands.
22442 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22444 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22446 2008-01-07 Richard Guenther <rguenther@suse.de>
22448 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22451 2008-01-07 Richard Guenther <rguenther@suse.de>
22453 PR tree-optimization/34683
22454 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22455 VOPs of the needed size to save memory. Use VEC_quick_push
22456 to save compile-time.
22457 (vdefs_to_vec): Likewise.
22459 2008-01-07 Sa Liu <saliu@de.ibm.com>
22461 * config/spu/spu.md (divdf3): Genetate inline code for double
22462 division. The implementation doesn't handle INF or NAN, therefore it
22463 only applies when -ffinite-math-only is given.
22465 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22468 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22469 * doc/cpp.texi ([Common Predefined Macros]): Document.
22471 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22473 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22474 order to use commutative addition instead of subtraction.
22476 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22477 Mircea Namolaru <namolaru@il.ibm.com>
22478 Vladimir Yanovsky <yanov@il.ibm.com>
22479 Revital Eres <eres@il.ibm.com>
22481 PR tree-optimization/34263
22482 * tree-outof-ssa.c (process_single_block_loop_latch,
22483 contains_tree_r): New functions.
22484 (analyze_edges_for_bb): Call process_single_block_loop_latch
22485 function to empty single-basic-block latch block if possible.
22487 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22489 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22491 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22493 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22495 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22497 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22499 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22501 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22503 PR tree-optimization/34618
22504 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22507 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22510 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22511 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22512 Update copyright year.
22514 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22515 Update copyright year.
22516 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22519 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22521 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22522 edge does not point to current bb before changing need_assert.
22524 2008-01-04 Richard Guenther <rguenther@suse.de>
22526 PR middle-end/34029
22527 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22528 for verifying purposes if they are is_gimple_min_invariant.
22530 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22532 PR tree-optimization/34448
22533 PR tree-optimization/34465
22534 * gimplify.c (gimplify_init_constructor): Add new parameter
22535 notify_temp_creation. Use it.
22536 (gimplify_modify_expr_rhs): Take volatiles into account when
22537 optimizing constructors.
22538 Do not optimize constructors if gimplify_init_constructor will dump to
22540 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22541 * gcc.c-torture/compile/pr34448.c: New.
22543 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22545 PR gcov-profile/34609
22546 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22547 return_slot if result is TREE_ADDRESSABLE.
22549 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22551 * config/mips/mips.md (sqrt_condition): Tweak comment.
22552 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22554 2008-01-03 Tom Tromey <tromey@redhat.com>
22557 * c-common.c (c_type_hash): Handle VLAs.
22559 2008-01-03 Jan Hubicka <jh@suse.cz>
22561 PR tree-optimization/31081
22562 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22563 0 when inlining and not inlining to first basic block.
22564 (remap_decl): When var is initialized to 0, don't set default_def.
22565 (expand_call_inline): Set entry_bb.
22566 * tree-inline.h (copy_body_data): Add entry_bb.
22568 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22571 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22574 PR tree-optimization/29484
22575 * tree-inline.c (inline_forbidden_p_2): New function.
22576 (inline_forbidden_p): Disallow inlining if some static var
22577 has an address of a local LABEL_DECL in its initializer.
22578 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22581 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22583 PR tree-optimization/34635
22584 * tree-data-ref.c (add_other_self_distances): Make sure that the
22585 evolution step is constant.
22587 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22589 PR middle-end/34608
22590 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22592 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22594 * tree-sra.c (scalarize_init): Insert the generate_element_init
22595 statements after the generate_element_zero statements.
22597 2008-01-02 Richard Guenther <rguenther@suse.de>
22599 PR middle-end/34093
22600 PR middle-end/31976
22601 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22602 for very large number of operands instead of ICEing.
22604 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22607 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22608 while stack probing.
22610 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22612 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22615 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22617 PR libmudflap/26442
22618 * tree-mudflap.c (mx_register_decls): Guard warning by
22619 !DECL_ARTIFICIAL check.
22621 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22623 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22624 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22625 sse5_perm<mode>): Fix constraints.