1 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3 * ira-conflicts.c (process_regs_for_copy): Check that the hard
4 regno is in the right range. Add comments.
6 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
10 * mips-tfile.c (copy_object): Cast alloca result to int *.
11 * mips-tdump.c (print_symbol): Cast xmalloc return values to
13 Rename class to sclass.
14 (read_tfile): Cast read_seek return values to proper types.
15 Cast xcalloc return value to proper type.
17 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
20 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
21 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
23 2008-09-09 Jan Hubicka <jh@suse.cz>
25 * profile.c (is_edge_inconsistent): Add debug output; ignore negative count
27 (is_inconsistent): Add debug output.
29 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
31 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
33 (choose_ready): When first insn is chosen from the ready list, also
36 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
38 PR rtl-optimization/37360
39 * haifa-sched.c (max_issue): Do not assert that we never issue more
40 insns than issue_rate. Add comment.
42 2008-09-09 Richard Guenther <rguenther@suse.de>
44 * tree-cfg.c (verify_types_in_gimple_op): Remove.
45 (verify_types_in_gimple_call): Rename to ...
46 (verify_gimple_call): ... this. Enhance.
47 (verify_types_in_gimple_cond): Remove.
48 (verify_gimple_comparison): New function ...
49 (verify_types_in_gimple_assign): ... split out from here.
50 (verify_types_in_gimple_return): Rename to ...
51 (verify_gimple_return): ... this. Enhance.
52 (verify_types_in_gimple_switch): Rename to ...
53 (verify_gimple_switch): ... this. Enhance.
54 (verify_gimple_goto): New function.
55 (verify_types_in_gimple_phi): Rename to ...
56 (verify_gimple_phi): ... this. Enhance.
57 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
58 Fold in single-statement cases from verify_types_in_gimple_seq_2.
59 (verify_types_in_gimple_seq_2): Remove cases handled in
60 verify_types_in_gimple_stmt.
62 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
64 * config/bfin/bfin.c (n_regs_to_save): New static variable.
65 (push_multiple_operation, pop_multiple_operation): Set it.
66 (workaround_rts_anomaly): New function.
67 (workaround_speculation): New function, broken out of bfin_reorg.
68 (bfin_reorg): Call the new functions.
70 2008-09-09 Richard Guenther <rguenther@suse.de>
74 * gimplify.c (gimplify_conversion): Change conversions of
75 non-register type to VIEW_CONVERT_EXPRs.
76 (gimplify_addr_expr): If we need to make the operand
77 addressable make sure to use a properly initialized
78 temporary for that so it gets a valid gimple store.
80 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
82 * function.h (struct function): Add function_start_locus.
83 * cfgexpand.c (gimple_expand_cfg): Use it.
84 * c-parser.c (c_parser_declaration_or_fndef): Set it.
86 2008-09-09 Richard Guenther <rguenther@suse.de>
88 PR tree-optimization/37433
89 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
92 2008-09-09 Richard Guenther <rguenther@suse.de>
94 PR tree-optimization/37387
95 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
96 and bits to a common type.
98 2008-09-09 Nick Clifton <nickc@redhat.com>
100 * config/v850/v850.md (return): Restore frame size restriction.
102 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
104 * c-common.c (c_expand_decl): Remove.
105 * c-common.h (anon_aggr_type_p): Remove prototype.
106 (DECL_ANON_UNION_ELEMS): Remove.
107 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
108 * c-decl.c (anon_aggr_type_p): Remove.
109 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
110 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
111 * langhooks.h (struct lang_hooks): Remove expand_decl.
112 * langhooks.c (lhd_expand_decl): Remove.
113 * stmt.c (expand_anon_union_decl): Remove.
114 * tree.h (expand_anon_union_decl): Remove prototype.
116 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
119 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
121 * config/avr/avr.md (QISI) : Define mode iterator.
122 (negated_tst<mode>) : Redefine as split using mode macro.
123 (reversed_tstqi): Define insn as reversed compare with zero.
124 (reversed_tsthi): Ditto.
125 (reversed_tstsi): Ditto.
127 2008-09-08 Jakub Jelinek <jakub@redhat.com>
130 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
131 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
134 * predict.c (optimize_function_for_size_p): Don't segfault if
136 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
137 tree_swap_operands_p): Don't test cfun != NULL before calling
138 optimize_function_for_s*_p.
140 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
142 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
145 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
147 * crx/crx.h (IRA_COVER_CLASSES): Define.
149 2008-09-08 Jakub Jelinek <jakub@redhat.com>
152 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
153 even when a stmt has been gimple_modified_p, but after fold_stmt is
154 not any longer. Remove unneeded may_have_exposed_new_symbols
157 2008-09-08 Richard Guenther <rguenther@suse.de>
159 PR tree-optimization/37421
160 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
163 2008-09-08 Jakub Jelinek <jakub@redhat.com>
166 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
168 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
171 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
172 * pa-hpux10.h (LINK_SPEC): Likewise.
173 * pa-hpux11.h (LINK_SPEC): Likewise.
175 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
177 * pa32-regs.h (IRA_COVER_CLASSES): Define.
178 * pa64-regs.h (IRA_COVER_CLASSES): Define.
180 2008-09-07 Helge Deller <deller@gmx.de>
182 * pa/linux-atomic.c: New file.
183 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
184 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
186 2008-09-07 Richard Guenther <rguenther@suse.de>
187 Ira Rosen <irar@il.ibm.com>
189 PR tree-optimization/36630
190 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
191 Call STRIP_NOPS before calling evolution_part_in_loop_num.
193 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
194 Ira Rosen <irar@il.ibm.com>
196 PR tree-optimization/35642
197 * config/rs6000/altivec.md (mulv8hi3): Implement.
199 2008-09-06 Jeff Law <law@redhat.com>
201 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
203 2008-09-06 Jan Hubicka <jh@suse.cz>
205 PR tree-optimization/14703
206 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored declarations.
207 * passes.c (init_optimization_passes): Recompute inline parameters.
209 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
211 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
214 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
215 Peter Fuerst <post@pfrst.de>
217 * doc/invoke.texi: Document -mr10k-cache-barrier=.
218 * doc/extend.texi: Document __builtin_mips_cache.
219 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
220 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
221 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
222 __GCC_HAVE_BUILTIN_MIPS_CACHE.
223 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
224 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
225 (set_push_mips_isas): New variable.
226 (mips_r10k_cache_barrier): New variable.
227 (cache): New availability predicate.
228 (mips_builtins): Add an entry for __builtin_mips_cache.
229 (mips_build_cvpointer_type): New function.
230 (MIPS_ATYPE_CVPOINTER): New macro.
231 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
233 (r10k_simplified_address_p, r10k_simplify_address)
234 (r10k_uncached_address_p, r10k_safe_address_p)
235 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
236 (r10k_needs_protection_p_call, r10k_needs_protection_p)
237 (r10k_insert_cache_barriers): New functions.
238 (mips_reorg_process_insns): Delete cache barriers after a
239 branch-likely instruction.
240 (mips_reorg): Call r10k_insert_cache_barriers.
241 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
242 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
243 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
244 (mips_cache, r10k_cache_barrier): New define_insns.
246 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
248 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
249 * ira-color.c (setup_allocno_left_conflicts_num): Use
250 hard_reg_set_equal_p instead of a comparison with
251 ira_zero_hard_reg_set.
252 * ira.c (setup_reg_subclasses): Likewise.
253 (setup_cover_and_important_classes): Likewise.
254 (setup_class_translate): Likewise.
255 (setup_reg_class_intersect_union): Likewise.
256 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
257 (ira_init_once): Don't initialize them.
259 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
261 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
263 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
265 * ira-color.c (ira_fast_allocation): Permit global allocno
268 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
270 Improved branch hints, safe hints, and scheduling.
272 * haifa-sched.c (sched_emit_insn) : Define.
273 * sched-int.h (sched_emit_insn) : Add prototype.
274 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
275 -mhint-max-distance -msafe-hints) : Document.
276 * config/spu/spu.c (spu_flag_var_tracking): New.
277 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
278 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
279 TARGET_ASM_FILE_START): Define.
280 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
281 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
282 (spu_emit_branch_hint): Add blocks argument.
283 (insert_branch_hints, insert_nops): Remove.
284 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
285 uses_ls_unit, spu_sched_init_global, spu_sched_init,
286 spu_sched_reorder, asm_file_start): New functions.
287 (clock_var, spu_sched_length, pipe0_clock,
288 pipe1_clock, prev_clock_var, prev_priority,
289 spu_ls_first, prev_ls_clock): New static variables.
290 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
291 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
292 (nopn_nv): Add a non-volatile version of nop.
293 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
294 -mhint-max-distance, -msafe-hints): New options.
296 2008-09-05 Janis Johnson <janis187@us.ibm.com>
297 Samuel Tardieu <sam@rfc1149.net>
299 * opts.c (decode_options): Combine nested if statements.
302 * opts.c (decode_options): Handle more relationships among
303 unit-at-a-time, toplevel-reorder, and section-anchors.
305 2008-09-05 David Daney <ddaney@avtrex.com>
307 * doc/install.texi (--enable-reduced-reflection): Document new option.
309 2008-09-05 Bob Wilson <bob.wilson@acm.org>
311 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
313 (constantpool_operand): New.
314 (move_operand): Disallow sub-word modes for the constant pool.
315 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
316 (xtensa_secondary_reload_class): Replace with....
317 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
318 Set icode for sub-word reloads from the constant pool.
319 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
320 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
321 * config/xtensa/xtensa.md (reload<mode>_literal): New.
322 * config/xtensa/xtensa-protos.h: Update prototypes.
324 2008-09-05 Joseph Myers <joseph@codesourcery.com>
326 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
327 (REG_CLASS_NAMES): Update.
328 (REG_CLASS_CONTENTS): Update.
329 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
330 of ALL_REGS for regs 77 and 78.
331 * function.c (instantiate_virtual_regs_in_insn): Assert that
332 return value of simplify_gen_subreg is not NULL.
334 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
336 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
337 (gen_rtvec_v): Fix coding standards.
339 2008-09-04 Jan Hubicka <jh@suse.cz>
341 * i386.c (decide_alg): Be more conservative about optimizing for size.
343 2008-09-04 Ian Lance Taylor <iant@google.com>
345 * varasm.c (narrowing_initializer_constant_valid_p): New
347 (initializer_constant_valid_p): Call it.
349 2008-09-04 Jeff Law <law@redhat.com>
351 * fold-const.c (native_encode_real): Fix computation of WORDS.
352 (native_interpret_real): Likewise.
354 2008-09-04 Janis Johnson <janis187@us.ibm.com>
356 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
358 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
360 * ira-conflicts.c (process_regs_for_copy): Check insn to check
361 that the cost is already taken into account in ira-costs.c
363 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
365 * ira-build.c (print_copy, print_copies, ira_debug_copy,
366 ira_debug_copies): New.
367 (ira_bulid): Call print_copies.
369 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
371 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
374 * config/rs6000/rs6000.c (optimization_options): Remove check of
377 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
379 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
380 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
381 second operand is a reg_imm10_operand.
382 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
383 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
384 (*seq_<GPR:mode><GPR2:mode>): Rename to
385 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
387 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
388 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
390 (*sne_<GPR:mode><GPR2:mode>): Rename to
391 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
394 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
396 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
397 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
398 combining an arithmetic right shift by more than 31 and a
399 trunction. Don't match for out-of-range shift amounts. Set
400 attribute mode to <MODE>.
401 (*lshr32_trunc<mode>): Name the pattern combining a logical right
402 shift by 32 and and a truncation. Set attribute mode to <MODE>.
403 (*<optab>_trunc<mode>_exts): New pattern for truncated right
404 shifts by less than 32.
405 (extv): Change predicate on first operand to accept registers.
406 Change predicate of the other operands from immediate_operand to
407 const_int_operand. Expand exts when source is a register.
408 (extzv): Change predicate of the constant operands from
409 immediate_operand to const_int_operand.
410 (extzv<mode>): Change predicate of the constant operands from
411 immediate_operand to const_int_operand and no constraint. Also
413 (*extzv_trunc<mode>_exts): New pattern.
415 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
417 * config/mips/mips.h (ISA_HAS_CINS): New macro.
418 * config/mips/mips-protos.h (mask_low_and_shift_p,
419 mask_low_and_shift_len): Declare.
420 * config/mips/mips.c (mask_low_and_shift_p,
421 mask_low_and_shift_len): New functions.
422 (mips_print_operand): Handle new operand prefix "m".
423 * config/mips/mips.md (*cins<mode>): New pattern.
425 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
427 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
430 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
432 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
433 regardless of epilogue_completed.
435 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
438 * ira-lives.c (process_bb_node_lives): Check setjmp.
440 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
443 * ira-build.c (form_loop_tree): Reverse BB walk.
444 (create_bb_allocnos): Likewise.
445 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
446 (mark_reg_store): Rename to...
447 (mark_ref_live): ...this and take a df_ref argument instead of
448 note_stores arguments. Assert that we have a register.
449 (mark_reg_clobber): Delete.
450 (def_conflicts_with_inputs_p): New function.
451 (mark_reg_conflicts): Delete.
452 (mark_reg_death): Rename to...
453 (mark_ref_dead): ...this and take a df_ref argument instead of
454 a register. Assert that we have a register.
455 (process_bb_node_lives): Hoist frequency calculation out of
456 instruction walk. Convert from a forwards scan to a backwards scan.
457 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
458 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
459 (create_allocno_live_ranges): Don't create regs_set.
461 2008-09-04 Ian Lance Taylor <iant@google.com>
463 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
465 * calls.c (emit_library_call_value_1): Use MEM_P rather than
466 comparing MODE with MEM.
467 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
468 comparing with GF_PREDICT_TAKEN.
469 (gimple_get_lhs): Change code to enum gimple_code.
470 (gimple_set_lhs): Likewise.
471 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
472 * omp-low.c (find_omp_clause): Change kind parameter to enum
474 * tree-flow.h (find_omp_clause): Update declaration.
475 * regrename.c (clear_dead_regs): Change kind parameter to enum
477 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
479 * see.c (see_get_extension_data): Change return type to enum
480 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
481 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
482 (see_gen_normalized_extension): Change extension_code parameter to
484 (see_seek_pre_extension_expr): Change extension_code to enum
486 (see_merge_one_def_extension): Likewise.
487 (see_handle_relevant_defs): Likewise.
488 (see_handle_relevant_uses): Likewise.
489 (see_analyze_one_def): Likewise.
490 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
491 GIMPLE_ASM rather than ASM_EXPR.
492 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
493 GIMPLE_RETURN rather than RETURN_EXPR.
494 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
495 (evaluate_stmt): Likewise.
496 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
497 to enum vect_relevant.
498 (vect_mark_stmts_to_be_vectorized): Change assertion to not
499 compare gimple codes with tree codes.
501 2008-09-04 Paul Brook <paul@codesourcery.com>
503 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
505 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
507 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
508 pointer check lost in the recent no-unit-at-a-time patch.
510 2008-09-04 Jan Hubicka <jh@suse.cz>
513 * tree-switch-conversion.c (check_final_bb): Accept only IP
516 2008-09-04 Jan Hubicka <jh@suse.cz>
518 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
520 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
521 using_ranges argument.
522 (vrp_evaluate_conditional): Avoid bogus warning for type range.
523 (vrp_visit_cond_stmt): Update call of
524 vrp_evaluate_conditional_warnv_with_ops
526 2008-09-04 Jan Hubicka <jh@suse.cz>
528 PR tree-optimization/37345
529 PR tree-optimization/37358
530 PR tree-optimization/37357
531 * tree.c (build_function_type_skip_args): Build distinct type copy;
533 (build_function_decl_skip_args): Set type of new decl not orig decl;
534 clear DECL_VINDEX for methods turned into functions.
536 2008-09-04 Nick Clifton <nickc@redhat.com>
538 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
540 * configure: Regenerate.
541 * config.in: Regenerate.
542 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
543 alignment field, if it is supported.
545 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
547 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
550 2008-09-03 David Edelsohn <edelsohn@gnu.org>
552 * config/rs6000/rs6000.c (processor_target_table): Do not
553 enable VMX for POWER6.
555 2008-09-03 Anton Blanchard <anton@samba.org>
557 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
558 emit memory barrier before operation.
560 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
563 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
564 default_elf_asm_output_external.
566 2008-09-03 Jeff Law <law@redhat.com>
568 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
570 2008-09-03 Richard Henderson <rth@redhat.com>
572 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
573 memory barrier to below the test-and-set.
574 (alpha_split_lock_test_and_set_12): Likewise.
576 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
580 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
583 * ira-color.c (print_loop_title): Use all_allocnos.
584 (color_pass): Ditto. Don't add border_allocnos. Check that
585 subloop allocno in the correspdoning bitmap all_allocnos.
587 * ira-emit.c (change_loop): Use all_allocnos.
589 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
591 (ira_create_allocno): Set up all_allocnos bit for the created
593 (create_cap_allocno): Remove setting mentioned_allocnos.
594 (create_insn_allocnos): Ditto.
595 (remove_unnecessary_allocnos): Use all_allocnos.
596 (check_allocno_creation): Check that allocnos are in the
597 corresponding bitmap all_allocnos.
599 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
603 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
604 (process_regs_for_copy): Process subregs. Refine check when cost
605 is taken into account in ira-costs.c.
606 (process_reg_shuffles): Use REG_SUBREG_P.
607 (add_insn_allocno_copies): Ditto. Ignore modes.
609 * ira-color.c (conflict_allocno_vec): New.
610 (COST_HOP_DIVISOR): New macro.
611 (update_copy_costs_1): Use it.
612 (update_conflict_hard_regno_costs): New function.
613 (assign_hard_reg): Use it.
614 (ira_color): Allocate and free conflict_allocno_vec.
616 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
620 * ira-int.h (ira_sort_insn_chain): Remove.
622 * ira.c (basic_block_order_nums, chain_insn_order,
623 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
624 (ira): Don't call ira_sort_insn_chain.
626 * reload1.c (reload): Don't call ira_sort_insn_chain.
628 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
631 * cgraphunit.c (update_call_expr): Remove eh regions from statements
632 which become non throw.
633 (cgraph_function_versioning): Also clear DECL_WEAK. Call
634 update_call_expr after updating the flags on the decl.
636 2008-09-03 Jan Hubicka <jh@suse.cz>
638 PR tree-optimization/37315
639 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
640 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
641 (cgraph_analyze_functions): Use node->analyzed
642 (cgraph_mark_functions_to_output): Likewise.
643 (cgraph_expand_function): All functions can be released after
645 (cgraph_optimize): Use gimple_has_body_p.
646 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
647 (cgraph_decide_inlining_incrementally): Likewise.
648 (inline_transform): Inline transform.
649 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
651 (inlinable_function_p): Drop gimple_body check.
652 (expand_call_inline): Use gimple_has_body_p.
653 * gimple.c (gimple_has_body_p): New.
654 * gimple.h (gimple_has_body_p): Add prototype.
655 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
656 (dump_function_to_file): Use gimple_has_body_p check.
658 2008-09-03 Jakub Jelinek <jakub@redhat.com>
661 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
663 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
665 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
667 From Michael Frysinger <michael.frysinger@analog.com>
668 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
669 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
672 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
675 * doc/extend.texi: Document picoChip builtin functions.
676 * doc/invoke.texi: Document picoChip options.
677 * doc/contrib.texi: Add picoChip contribution.
678 * doc/md.texi: Document picoChip constraints.
679 * config.gcc: Add picochip-*-*.
680 * config/picochip/: Add new port.
682 2008-09-03 Richard Guenther <rguenther@suse.de>
684 PR tree-optimization/37328
685 * tree-sra.c (sra_build_assignment): Gimplify properly.
686 (generate_copy_inout): Take the correct stmt as definition,
689 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
691 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
694 From Michael Frysinger <michael.frysinger@analog.com>
695 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
697 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
699 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
701 (__gthread_setspecific): Revert 2008-08-31 change to
702 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
705 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
707 * diagnostic.c (error_at): New.
708 * toplev.h (error_at): New prototype.
709 * c-typeck.c (build_array_ref): Call error_at instead of error.
710 Pass location to pedwarn.
712 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
714 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
716 2008-09-02 Jakub Jelinek <jakub@redhat.com>
718 * dwarf2out.c (tree_add_const_value_attribute): Only handle
719 VAR_DECL and CONST_DECL.
721 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
722 Jakub Jelinek <jakub@redhat.com>
724 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
725 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
726 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
727 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
728 Don't set ix86_save_varrargs_registers.
729 (ix86_setup_incoming_varargs): Assume cum != NULL.
730 (ix86_va_start): Check ix86_varargs_gpr_size and
731 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
732 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
733 from frame pointer if ix86_varargs_gpr_size == 0.
734 (ix86_compute_frame_layout): Updated.
735 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
736 (ix86_varargs_gpr_size): Define.
737 (ix86_varargs_fpr_size): Likewise.
738 (machine_function): Remove save_varrargs_registers.
739 Add varargs_gpr_size and varargs_fpr_size.
741 2008-09-02 Jakub Jelinek <jakub@redhat.com>
743 * config/alpha/alpha.c (va_list_skip_additions,
744 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
745 (alpha_gimplify_va_arg): Call unshare_expr on second use of
748 PR tree-optimization/36766
749 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
750 for already removed basic blocks.
753 * real.c (real_maxval): Clear a lower bit to make real_maxval
754 match get_max_float for IBM long double format.
756 2008-09-02 Andreas Schwab <schwab@suse.de>
758 * configure.ac: Use m4_quote to quote the expansion of m4_do.
759 * configure: Regenerate.
761 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
763 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
764 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
765 checking for a non-VOID CONSTANT_P.
767 2008-09-02 Jan Hubicka <jh@suse.cz>
769 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
770 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
772 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
774 * expr.c (emit_group_store): Don't assert stack temp mode size.
776 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
777 Tobias Grosser <grosser@fim.uni-passau.de>
778 Jan Sjodin <jan.sjodin@amd.com>
779 Harsha Jagasia <harsha.jagasia@amd.com>
780 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
781 Konrad Trifunovic <konrad.trifunovic@inria.fr>
782 Adrien Eliche <aeliche@isty.uvsq.fr>
784 Merge from graphite branch.
787 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
788 * doc/invoke.texi (-floop-block, -floop-interchange,
789 -floop-strip-mine): Document new flags.
790 * tree-into-ssa.c (gimple_vec): Moved...
791 * tree-loop-distribution.c (rdg_component): Moved...
792 * cfgloopmanip.c: Include tree-flow.h.
793 (update_dominators_in_loop): New.
794 (create_empty_if_region_on_edge): New.
795 (create_empty_loop_on_edge): New.
796 (loopify): Use update_dominators_in_loop.
797 * tree-pass.h (pass_graphite_transforms): Declared.
798 * configure: Regenerate.
799 * tree-phinodes.c (make_phi_node): Export.
800 (add_phi_node_to_bb): New, split from create_phi_node.
801 * tree-chrec.c (for_each_scev_op): New.
802 * tree-chrec.h (for_each_scev_op): Declared.
803 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
804 (remove_statement): Call get_phi_with_result.
805 * config.in (HAVE_cloog): Undef.
806 * gdbinit.in (pgg): New.
807 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
808 * tree-ssa-loop.c (graphite_transforms): New.
809 (gate_graphite_transforms): New.
810 (pass_graphite_transforms): New.
811 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
812 HAVE_cloog): Defined.
813 * tree-vectorizer.c (rename_variables_in_bb): Export.
814 * tree-data-ref.c (dr_may_alias_p): Export.
815 (stmt_simple_memref_p): New.
816 (find_data_references_in_stmt): Export.
817 (find_data_references_in_loop): Export.
818 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
819 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
820 (create_rdg_vertices): Export.
821 (build_empty_rdg): New.
822 (build_rdg): Call build_empty_rdg. Free dependence_relations.
823 * tree-data-ref.h (rdg_component): ... here.
825 (struct data_reference): Add a field scop.
827 (find_data_references_in_loop): Declared.
828 (find_data_references_in_stmt): Declared.
829 (create_rdg_vertices): Declared.
830 (dr_may_alias_p): Declared.
831 (stmt_simple_memref_p): Declared.
832 (struct rdg_edge): Add a field ddr_p relation.
833 (build_empty_rdg): Declared.
834 * lambda.h (lambda_matrix): Declare a VEC of.
835 (find_induction_var_from_exit_cond): Declared.
836 (lambda_vector_compare): New.
837 * common.opt (fgraphite, floop-strip-mine,
838 floop-interchange, floop-block): New flags.
839 * lambda-code.c (find_induction_var_from_exit_cond): Export.
840 * cfgloop.c (is_loop_exit): New.
841 * cfgloop.h (is_loop_exit): Declared.
842 (create_empty_if_region_on_edge): Declared.
843 (create_empty_loop_on_edge): Declared.
844 * tree-flow.h (add_phi_node_to_bb): Declared.
845 (make_phi_node): Declared.
846 (rename_variables_in_bb): Declared.
847 (perfect_loop_nest_depth): Declared.
848 (graphite_transform_loops): Declared.
849 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
850 (graphite.o-warn): Add -Wno-error.
851 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
852 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
853 (INCLUDES): Add PPLINC, CLOOGINC.
854 (OBJS-common): Add graphite.o.
855 (graphite.o): Add rule.
856 * gimple.h (gimple_vec): ... here.
857 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
858 * passes.c (init_optimization_passes): Schedule
859 pass_graphite_transforms.
861 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
864 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
865 and -fno-toplevel-reorder after handle_options.
867 2008-09-02 Paul Brook <paul@codesourcery.com>
869 * config/arm/arm.c (arm_tune_cortex_a9): Define.
870 (arm_override_options): Set arm_tune_cortex_a9.
871 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
872 (arm_issue_rate): Handle cortexa9.
873 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
874 * config/arm/arm-cores.def: Add cortex-a9.
875 * config/arm/arm-tune.md: Regenerate.
876 * config/arm/arm.md: Include cortex-a9.md.
877 (generic_sched, generic_vfp): Add cortexa9.
878 * config/arm/cortex-a9.md: New file.
880 2008-09-02 Richard Guenther <rguenther@suse.de>
882 PR tree-optimization/37327
883 * tree-vrp.c (register_new_assert_for): Make sure to not have
884 TREE_OVERFLOW set on the bound.
886 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
888 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
890 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
891 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
894 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
896 * gcc/config/spu/spu.md (divdf3): Removed.
898 2008-09-02 Jakub Jelinek <jakub@redhat.com>
900 PR tree-optimization/37095
901 * cgraph.c (cgraph_node): When creating new cgraph node after
902 assembler_name_hash has been populated, record it in the hash
905 2008-09-01 Paul Brook <paul@codesourcery.com>
907 * doc/invoke.texi: Document -mword-relocations.
908 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
909 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
910 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
911 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
912 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
913 (arm_emit_movpair): New function.
914 (arm_print_operand <c>): Handle sybolic addresses.
915 * config/arm/arm.h (TARGET_USE_MOVT): Define.
916 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
917 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
918 * config/arm/arm.opt: Add -mword-relocations.
919 * config/arm/arm.md (movsi): Use arm_emit_movpair.
920 (arm_movt, arm_movw): New.
922 2008-09-01 Paul Brook <paul@codesourcery.com>
924 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
925 Allow Interworking on ARMv4 EABI based targets.
926 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
927 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
929 2008-09-01 Paul Brook <paul@codesourcery.com>
931 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
932 optimized LT0 test. Remove optimization for GT.
934 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
936 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
938 * pa-hpux11.h (LIB_SPEC): Likewise.
940 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
943 2008-09-01 Jan Hubicka <jh@suse.cz>
945 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
946 present, use only counts; when guessed use only frequencies.
947 (estimate_bb_frequencies): Use function_frequency.
948 * profile.c (compute_branch_probabilities): Exit early when
949 profile reading failed. Set profile_status.
950 (branch_prob): Do not set profile_status.
952 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
954 * tree.c (protected_set_expr_location): New.
955 * tree.h (protected_set_expr_location): New prototype.
956 * c-tree.h (build_array_ref): Add argument.
957 (parser_build_unary_op): Same.
958 * c-typeck.c (build_indirect_ref): Handle new location argument.
959 (build_array_ref): Same.
960 (parser_build_unary_op): Same.
961 * gimplify.c (gimplify_asm_expr): Set input_location before calling
963 * c-omp.c (c_finish_omp_atomic): Pass location when calling
965 * c-common.c (finish_label_address_expr): Handle new location
967 * c-common.h (build_indirect_ref): Add argument.
968 (finish_label_address_expr): Same.
969 * c-parser.c (c_parser_unary_expression): Pass location to build
971 (c_parser_postfix_expression): Same.
973 2008-09-01 Paul Brook <paul@codesourcery.com>
975 * config/arm/arm.md: Include cortex-r4f.md.
976 (attr fpu): Update type list.
977 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
978 fconstd, fcmps and fcmpd.
979 (attr tune_cortexr4): Define.
980 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
981 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
982 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
983 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
984 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
986 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
987 cortex_a8_vfp_farith: Ditto.
988 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
989 * config/arm/cortex-r4.md: Use tune_cortexr4.
990 * config/arm/cortex-r4f.md: New file.
992 2008-09-01 Richard Guenther <rguenther@suse.de>
994 PR tree-optimization/37305
995 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
996 the result of constant conversions.
997 (fold_gimple_assign): Likewise.
999 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1001 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
1002 #ifdef ENABLE_CHECKING.
1004 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1006 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
1007 * sched-int.h (print_insn, print_pattern, print_value): Declare also
1008 when !INSN_SCHEDULING.
1010 2008-09-01 Andreas Schwab <schwab@suse.de>
1012 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
1014 2008-09-01 Paul Brook <paul@codesourcery.com>
1016 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
1018 2008-09-01 Jan Hubicka <jh@suse.cz>
1020 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
1022 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
1023 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
1024 * gimplify.c (gimplify_init_constructor): Add speed operand.
1025 * tree-sra.c (decide_block_copy): Likewise.
1026 * tree-inline.c (estimate_move_cost): Likewise.
1027 * config/alpha/alpha.h (MOVE_RATIO): Update.
1028 * config/frv/frv.c (MOVE_RATIO): Update.
1029 * config/spu/spu.h (MOVE_RATIO): Update.
1030 * config/sparc/sparc.h (MOVE_RATIO): Update.
1031 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
1032 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
1033 * config/cris/cris.h (MOVE_RATIO): Update.
1034 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
1035 * config/arm/arm.h (MOVE_RATIO): Update.
1036 * config/pa/pa.md: Update uses of MOVE_RATIO
1037 * config/pa/pa.h (MOVE_RATIO): Update.
1038 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
1039 * config/h8300/h8300.h (MOVE_RATIO): Update.
1040 * config/v850/v850.h (MOVE_RATIO): Update.
1041 * config/bfin/bfin.h (MOVE_RATIO): Update.
1043 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
1044 Dmitry Melnik <dm@ispras.ru>
1045 Dmitry Zhurikhin <zhur@ispras.ru>
1046 Alexander Monakov <amonakov@ispras.ru>
1047 Maxim Kuvyrkov <maxim@codesourcery.com>
1049 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
1050 sel-sched-dump.c, sel-sched-ir.c: New files.
1051 * Makefile.in (OBJS-common): Add selective scheduling object
1053 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
1054 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
1055 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
1056 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
1057 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
1058 (make_forwarder_block): Update loop latch if we have redirected
1059 the loop latch edge.
1060 * cfgloop.c (get_loop_body_in_custom_order): New function.
1061 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
1062 (CP_FALLTHRU_PREHEADERS): Likewise.
1063 (get_loop_body_in_custom_order): Declare.
1064 * cfgloopmanip.c (has_preds_from_loop): New.
1065 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
1066 Assert that the preheader edge will be fall thru when it is set.
1067 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
1068 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
1069 fsel-sched-substitution, fselective-scheduling): New flags.
1070 * cse.c (hash_rtx_cb): New.
1072 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
1073 sel_sched_insn_cnt): New counters.
1074 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
1075 * genattr.c (main): Output maximal_insn_latency prototype.
1076 * genautomata.c (output_default_latencies): New. Factor its code from ...
1077 (output_internal_insn_latency_func): ... here.
1078 (output_internal_maximal_insn_latency_func): New.
1079 (output_maximal_insn_latency_func): New.
1080 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
1081 (struct hard_reg_set_iterator): New.
1082 (hard_reg_set_iter_init, hard_reg_set_iter_set,
1083 hard_reg_set_iter_next): New functions.
1084 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
1085 * lists.c (remove_free_INSN_LIST_node,
1086 remove_free_EXPR_LIST_node): New functions.
1087 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
1088 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
1089 (loop_optimizer_finalize): Do not verify flow info after reload.
1090 * recog.c (validate_replace_rtx_1): New parameter simplify.
1091 Default it to true. Update all uses. Factor out simplifying
1093 (simplify_while_replacing): ... this new function.
1094 (validate_replace_rtx_part,
1095 validate_replace_rtx_part_nosimplify): New.
1096 * recog.h (validate_replace_rtx_part,
1097 validate_replace_rtx_part_nosimplify): Declare.
1098 * rtl.c (rtx_equal_p_cb): New.
1099 (rtx_equal_p): Use it.
1100 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
1101 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
1102 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
1103 * vecprim.h: Add a vector type for unsigned int.
1104 * haifa-sched.c: Include vecprim.h and cfgloop.h.
1105 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
1106 ready_try, cycle_issued_insns, spec_info): Make global.
1107 (readyp): Initialize.
1108 (dfa_lookahead): New global variable.
1109 (old_max_uid, old_last_basic_block): Remove.
1110 (h_i_d): Make it a vector.
1111 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
1113 (after_recovery, adding_bb_to_current_region_p):
1114 New variables to handle correct insertion of the recovery code.
1115 (struct ready_list): Move declaration to sched-int.h.
1116 (rgn_n_insns): Removed.
1117 (rtx_vec_t): Move to sched-int.h.
1118 (find_insn_reg_weight): Remove.
1119 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
1120 (haifa_init_h_i_d, haifa_finish_h_i_d):
1121 New functions to initialize / finalize haifa instruction data.
1122 (extend_h_i_d, init_h_i_d): Rewrite.
1123 (unlink_other_notes): Move logic to add_to_note_list. Handle
1124 selective scheduler.
1125 (ready_lastpos, ready_element, ready_sort, reemit_notes,
1126 find_fallthru_edge): Make global, remove static prototypes.
1127 (max_issue): Make global. Add privileged_n and state parameters. Use
1129 (extend_global, extend_all): Removed.
1130 (init_before_recovery): Add new param. Fix the handling of the case
1131 when we insert a recovery code before the EXIT which has a predecessor
1132 with a fallthrough edge to it.
1133 (create_recovery_block): Make global. Rename to
1134 sched_create_recovery_block. Update.
1135 (change_pattern): Rename to sched_change_pattern. Make global.
1136 (speculate_insn): Rename to sched_speculate_insn. Make global.
1137 Split haifa-specific functionality into ...
1138 (haifa_change_pattern): New static function.
1139 (sched_extend_bb): New static function.
1140 (sched_init_bbs): New function.
1141 (current_sched_info): Change type to struct haifa_sched_info.
1142 (insn_cost): Adjust for selective scheduling.
1143 (dep_cost_1): New function. Move logic from ...
1144 (dep_cost): ... here.
1145 (dep_cost): Use dep_cost_1.
1146 (contributes_to_priority_p): Use sched_deps_info instead of
1148 (priority): Adjust to work with selective scheduling. Process the
1149 corner case when all dependencies don't contribute to priority.
1150 (rank_for_schedule): Use ds_weak instead of dep_weak.
1151 (advance_state): New function. Move logic from ...
1152 (advance_one_cycle): ... here.
1153 (add_to_note_list, concat_note_lists): New functions.
1154 (rm_other_notes): Make static. Adjust for selective scheduling.
1155 (remove_notes, restore_other_notes): New functions.
1156 (move_insn): Add two arguments. Update assert. Don't call
1158 (choose_ready): Remove lookahead variable, use dfa_lookahead.
1159 Remove more_issue, max_points. Move the code to initialize
1160 max_lookahead_tries to max_issue.
1161 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
1162 ready. Adjust use of move_insn. Call restore_other_notes.
1164 (sched_init, sched_finish): Move Haifa-specific initialization/
1166 (haifa_sched_init, haifa_sched_finish): ... respectively.
1168 (setup_sched_dump): New function.
1169 (haifa_init_only_bb): New static function.
1170 (haifa_speculate_insn): New static function.
1171 (try_ready): Use haifa_* instead of speculate_insn and
1173 (extend_ready, extend_all): Remove.
1174 (sched_extend_ready_list, sched_finish_ready_list): New functions.
1175 (create_check_block_twin, add_to_speculative_block): Use
1176 haifa_insns_init instead of extend_global. Update to use new
1177 initialization functions. Change parameter. Factor out code from
1178 create_check_block_twin to ...
1179 (sched_create_recovery_edges) ... this new function.
1180 (add_block): Remove.
1181 (sched_scan_info): New.
1182 (extend_bb): Use sched_scan_info.
1183 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
1184 static functions for walking through scheduling region.
1185 (sched_luids): New vector variable to replace uid_to_luid.
1186 (luids_extend_insn): New function.
1187 (sched_max_luid): New variable.
1188 (luids_init_insn): New function.
1189 (sched_init_luids, sched_finish_luids): New functions.
1190 (insn_luid): New debug function.
1191 (sched_extend_target): New function.
1192 (haifa_init_insn): New static function.
1193 (sched_init_only_bb): New hook.
1194 (sched_split_block): New hook.
1195 (sched_split_block_1): New function.
1196 (sched_create_empty_bb): New hook.
1197 (sched_create_empty_bb_1): New function.
1198 (common_sched_info, ready): New global variables.
1199 (current_sched_info_var): Remove.
1200 (move_block_after_check): Use common_sched_info.
1201 (haifa_luid_for_non_insn): New static function.
1202 (init_before_recovery): Use haifa_init_only_bb instead of
1204 (increase_insn_priority): New.
1205 * modulo-sched.c: (issue_rate): Remove static declaration.
1206 (sms_sched_info): Change type to haifa_sched_info.
1207 (sms_sched_deps_info, sms_common_sched_info): New variables.
1208 (setup_sched_infos): New.
1209 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
1210 Do not call regstat_free_calls_crossed.
1211 (sms_print_insn): Use const_rtx.
1212 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
1213 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
1214 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
1215 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
1216 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
1217 current_sched_info to use it.
1218 (enum reg_pending_barrier_mode): Move to sched-int.h.
1219 (h_d_i_d): New variable. Initialize to NULL.
1220 ({true, output, anti, spec, forward}_dependency_cache): Initialize
1222 (estimate_dep_weak): Remove static declaration.
1223 (sched_has_condition_p): New function. Adjust users of
1224 sched_get_condition to use it instead.
1225 (conditions_mutex_p): Add arguments indicating which conditions are
1227 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
1228 argument to indicate whether returned condition is reversed. Do not
1229 generate new rtx when condition should be reversed; indicate it by
1230 setting new argument instead.
1231 (add_dependence_list_and_free): Add deps parameter.
1232 Update all users. Do not free dependence list when
1233 deps context is readonly.
1234 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
1236 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
1237 (remove_from_deps): New. Use the above functions.
1238 (cur_insn, can_start_lhs_rhs_p): New static variables.
1239 (add_or_update_back_dep_1): Initialize present_dep_type.
1240 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
1241 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
1242 haifa_note_dep): New functions implementing dependence hooks for
1243 the Haifa scheduler.
1244 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
1245 note_dep): New functions.
1246 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
1248 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
1249 (free_deps): Initialize deps->reg_last.
1250 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
1251 sched_analyze_insn): Update to use dependency hooks infrastructure
1252 and readonly contexts.
1253 (deps_analyze_insn): New function. Move part of logic from ...
1254 (sched_analyze): ... here. Also move some logic to ...
1255 (deps_start_bb): ... here. New function.
1256 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
1258 (sched_deps_init): New function. Move code from ...
1259 (init_dependency_caches): ... here. Remove.
1260 (init_deps_data_vector): New.
1261 (sched_deps_finish): New function. Move code from ...
1262 (free_dependency_caches): ... here. Remove.
1263 (init_deps_global, finish_deps_global): Adjust for use with
1264 selective scheduling.
1265 (get_dep_weak): Move logic to ...
1266 (get_dep_weak_1): New function.
1267 (ds_merge): Move logic to ...
1268 (ds_merge_1): New static function.
1269 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
1270 (ds_get_max_dep_weak): New function.
1271 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
1272 (n_insns): Rename to rgn_n_insns.
1273 (debug_ebb_dependencies): New function.
1274 (init_ready_list): Use it.
1275 (begin_schedule_ready): Use sched_init_only_bb.
1276 (ebb_print_insn): Indicate when an insn starts a new cycle.
1277 (contributes_to_priority, compute_jump_reg_dependencies,
1278 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
1279 (add_block1): Remove to ebb_add_block.
1280 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
1281 (schedule_ebb): Initialize them. Use remove_notes instead of
1282 rm_other_notes. Use haifa_local_init/finish.
1283 (schedule_ebbs): Use haifa_sched_init/finish.
1284 * sched-int.h: Include vecprim.h, remove rtl.h.
1285 (struct ready_list): Delete declaration.
1286 (sched_verbose_param, enum sched_pass_id_t,
1287 bb_vec_t, insn_vec_t, rtx_vec_t): New.
1288 (struct sched_scan_info_def): New structure.
1289 (sched_scan_info, sched_scan, sched_init_bbs,
1290 sched_init_luids, sched_finish_luids, sched_extend_target,
1291 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
1292 (struct common_sched_info_def): New.
1293 (common_sched_info, haifa_common_sched_info,
1294 sched_emulate_haifa_p): Declare.
1296 (sched_luids): Declare.
1297 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
1298 (sched_max_luid, insn_luid): Declare.
1299 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
1300 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
1301 print_insn, print_pattern, print_value, haifa_classify_insn,
1302 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
1303 setup_sched_dump, sched_init, sched_finish,
1304 sel_insn_is_speculation_check): Export.
1305 (struct ready_list): Move from haifa-sched.c.
1306 (ready_try, ready, max_issue): Export.
1307 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1308 sched_init_only_bb, sched_split_block, sched_split_block_1,
1309 sched_create_empty_bb, sched_create_empty_bb_1,
1310 sched_create_recovery_block, sched_create_recovery_edges): Export.
1311 (enum reg_pending_barrier_mode): Export.
1312 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1314 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1315 print_insn field. Move add_block and fix_recovery_cfg to
1316 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
1317 (struct sched_deps_info_def): ... this new structure.
1318 (sched_deps_info): Declare.
1319 (struct spec_info_def): Remove weakness_cutoff, add
1320 data_weakness_cutoff and control_weakness_cutoff.
1321 (spec_info): Declare.
1322 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1324 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1325 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1326 (current_sched_info): Change type to struct haifa_sched_info.
1327 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1328 (h_d_i_d): New variable.
1329 (HDID): New accessor macro.
1330 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1331 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1333 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1334 (enum SCHED_FLAGS): Update for selective scheduler.
1335 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1336 (init_dependency_caches, free_dependency_caches): Delete declarations.
1337 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1338 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1339 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1340 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1341 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1343 (rm_other_notes): Delete declaration.
1344 (schedule_block): Remove one argument.
1345 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1346 ready_element, ready_lastpos, sched_extend_ready_list,
1347 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1348 concat_note_lists): Export.
1349 (struct region): Move from sched-rgn.h.
1350 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1351 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1352 BLOCK_TO_BB, CONTAINING_RGN): Export.
1353 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1354 (current_nr_blocks, current_blocks, target_bb): Likewise.
1355 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1356 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1357 sched_rgn_local_init, extend_regions,
1358 rgn_make_new_region_out_of_new_block, compute_priorities,
1359 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1360 extend_rgns, deps_join rgn_setup_common_sched_info,
1361 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1362 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1363 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1364 increase_insn_priority): Likewise.
1365 * sched-rgn.c: Include sel-sched.h.
1366 (ref_counts): New static variable. Use it ...
1367 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1368 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1369 (sched_is_disabled_for_current_region_p): Delete static declaration.
1370 (struct region): Move to sched-int.h.
1371 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1372 ebb_head): Define and initialize.
1373 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1374 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1375 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1377 (find_single_block_region): Add new argument to indicate that EBB
1378 regions should be constructed.
1379 (debug_live): Delete declaration.
1380 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1381 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1383 (init_regions): Delete declaration.
1384 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1385 rgn_estimate_number_of_insns): New.
1386 (too_large): Use estimate_number_of_insns.
1387 (haifa_find_rgns): New. Move the code from ...
1388 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1389 (free_trg_info): New.
1390 (compute_trg_info): Allocate candidate tables here instead of ...
1391 (init_ready_list): ... here.
1392 (rgn_print_insn): Use const_rtx.
1393 (contributes_to_priority, extend_regions): Delete static declaration.
1394 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1395 (add_block1): Rename to rgn_add_block.
1396 (debug_rgn_dependencies): Delete static qualifier.
1397 (new_ready): Use sched_deps_info. Simplify.
1398 (rgn_common_sched_info, rgn_const_sched_deps_info,
1399 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1400 (region_sched_info): Rename to rgn_const_sched_info.
1401 (deps_join): New, extracted from ...
1402 (propagate_deps): ... here.
1403 (compute_block_dependences, debug_dependencies): Update for selective
1405 (free_rgn_deps, compute_priorities): New functions.
1406 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1407 sched_rgn_compute_dependencies): New functions.
1408 (schedule_region): Use them.
1409 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1410 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1412 (schedule_insns): Call new functions that were split out.
1413 (rgn_make_new_region_out_of_new_block): New.
1414 (get_rgn_sched_max_insns_priority): New.
1415 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1416 scheduling when appropriate.
1417 * sched-vis.c: Include insn-attr.h.
1418 (print_value, print_pattern): Make global.
1419 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1420 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1421 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1422 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1423 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1424 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1425 hooks. Initialize them to 0.
1426 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1427 * target.h (struct gcc_target): Add them. Rename gen_check field to
1429 * flags.h (sel_sched_switch_set): Declare.
1430 * opts.c (sel_sched_switch_set): New variable.
1431 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1432 pipelining is disabled from command line.
1433 (common_handle_option): Record whether selective scheduling is
1434 requested from command line.
1435 * doc/invoke.texi: Document new flags and parameters.
1436 * doc/tm.texi: Document new target hooks.
1437 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1438 (dfa_state_size): Do not declare locally.
1439 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1440 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1441 rs6000_alloc_sched_context, rs6000_set_sched_context,
1442 rs6000_free_sched_context): New functions.
1443 (struct _rs6000_sched_context): New.
1444 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1446 (rs6000_sched_finish): Do not run for selective scheduling.
1448 2008-08-31 Jan Hubicka <jh@suse.cz>
1450 * frv.c (frv_rtx_costs): Update forward declaration.
1451 * spu.c (spu_rtx_costs): Likewise.
1452 * pdp11.c: Include df.h
1453 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1454 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1455 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1456 * iq2000.c (iq2000_address_cost): Add speed argument.
1457 (iq2000_rtx_costs): Likewise.
1458 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1459 update call of mn10300_address_cost.
1460 * mcore.c: Include df.h
1461 (mcore_rtx_costs): Update prototype.
1462 * score3.c: Include df.h
1463 (score3_rtx_costs): Remove speed argument.
1464 * score7.c: Include df.h
1465 (score7_address_cost): Remove speed argument.
1466 * score-protos.h (score_address_cost): Update prototype.
1467 * score.c: Include df.h
1468 (score_rtx_costs): Update call of costs functions.
1469 * v850.c (v850_rtx_costs): Add bool argument.
1471 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1473 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1475 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1477 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1478 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1480 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1482 * mkmap-flat.awk: Add option pe_dll.
1483 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1484 * config/i386/t-cygwin (SHLIB_LC): Add.
1485 * config/i386/t-mingw32 (SHLIB_LC): Add.
1486 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1487 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1488 (LINK_SPEC): Support libgcc_s.
1489 (LIBGCC_SPEC): Support libgcc_s.
1490 (LIBGCC_SONAME): New.
1492 2008-08-31 Jan Hubicka <jh@suse.cz>
1494 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1495 mistakely had old version of patch.
1497 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1498 (ipcp_estimate_growth): New.
1499 (ipcp_insert_stage): Use ipcp_estimate_growth.
1500 * profile.c (branch_prob): When reading failed, do not consider
1503 2008-08-31 Jan Hubicka <jh@suse.cz>
1505 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1506 loop is optimized for speed.
1508 2008-08-31 Richard Guenther <rguenther@suse.de>
1511 * fold-const.c (fold_binary): Retain conversions in folding
1514 2008-08-31 Jan Hubicka <jh@suse.cz>
1516 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1517 * predict.c (maybe_hot_frequency_p): Make inline.
1518 (maybe_hot_count_p): Break out from ...
1519 (maybe_hot_bb_p): ... this one.
1520 (maybe_hot_edge_p): Simplify.
1521 * basic-block.h (probably_cold_bb_p): Remove.
1523 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1526 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1528 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1529 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1530 Also split V4SFmode.
1531 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1534 2008-08-31 Jan Hubicka <jh@suse.cz>
1536 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1538 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1540 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1543 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1546 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1547 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1549 2008-08-31 Jan Hubicka <jh@suse.cz>
1551 * sparc.h (BRANCH_COST): Fix macro definition.
1552 * avr.c (avr_operand_rtx_cost): Add speed argument.
1553 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1555 2008-08-31 Richard Guenther <rguenther@suse.de>
1557 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1558 types instead of operands. Re-instantiate verifying of
1559 binary expression operands.
1561 2008-08-30 Jan Hubicka <jh@suse.cz>
1563 * fwprop.c (should_replace_address): Add speed attribute.
1564 (PR_OPTIMIZE_FOR_SPEED): New flag.
1565 (propagate_rtx_1): Use it.
1566 (propagate_rtx): Set it.
1567 (try_fwprop_subst): Update call of rtx_costs.
1568 (forward_propagate_and_simplify): LIkewise.
1569 * hooks.c (hook_int_rtx_bool_0): New
1570 (hook_bool_rtx_int_int_intp_false): Replace by ...
1571 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1572 * hooks.h (hook_int_rtx_bool_0): New
1573 (hook_bool_rtx_int_int_intp_false): Replace by ...
1574 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1575 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1576 (prepare_cmp_insn): UPdate call of rtx_cost.
1577 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1578 (reload_cse_simplify_operands): Update call of rtx_cost.
1579 (reload_cse_move2add): call of rtx_cost.
1580 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1581 * rtlanal.c (rtx_cost): Add speed argument.
1582 (address_cost): Add speed argument
1583 (default_address_cost): Likewise.
1584 (insn_rtx_cost): Likewise.
1585 * cfgloopanal.c (seq_cost): Add speed argument.
1586 (target_reg_cost, target_spill_cost): Turn to array.
1587 (init_set_costs): Update for speed.
1588 (estimate_reg_pressure_cost): Add speed argument.
1589 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1590 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1591 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1592 (seq_cost): Add speed argument.
1593 (computation_cost): Add speed arugment.
1594 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1595 (force_expr_to_var_cost): Update for profile info.
1596 (force_var_cost): Likewise.
1597 (split_address_cost): Likewise.
1598 (ptr_difference_cost): Likewise.
1599 (difference_cost): Likewise.
1600 (get_computation_cost_at): Likewise.
1601 (determine_iv_cost): Likewise.
1602 (ivopts_global_cost_for_size): Likewise.
1603 (rewrite_use_address): Likewise.
1604 (tree_ssa_iv_optimize_loop): Initialize speed field.
1605 * cse.c (optimize_this_for_speed_p): New static var.
1606 (notreg_cost): Update call of rtx_cost.
1607 (cse_extended_basic_block): set optimize_this_for_speed_p.
1608 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1609 (noce_try_cmove_arith): Likewise.
1610 (noce_try_sign_mask): LIkewise.
1611 * expr.c (compress_float_constant): Update rtx_cost calls.
1612 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1613 (addr_to_parts): Likewise.
1614 (create_mem_ref): Likewise.
1615 * dse.c (find_shift_sequence): Add speed argument.
1616 (replace_read): Update call.
1617 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1618 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1619 * neg_cost, shift_cost, shiftadd_cost,
1620 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1621 mul_highpart_cost): Increase dimension.
1622 (init_expmed): Initialize for both size and speed.
1623 (expand_shift): Use profile.
1624 (synth_mult): Use profile.
1625 (choose_mult_variant): Use profile.
1626 (expand_mult): Use profile.
1627 (expand_mult_highpart_optab): Use profile.
1628 (expand_mult_highpart): Use profile.
1629 (expand_smod_pow2): Use profile.
1630 (expand_divmod): Use profile.
1631 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1632 * loop-invariant.c (create_new_invariant): Use profile.
1633 (gain_for_invariant): Add speed parameter.
1634 (best_gain_for_invariant): Likewise.
1635 (find_invariants_to_move): Likewise.
1636 (move_single_loop_invariants): Set it.
1637 * target-def.h (TARGET_RTX_COSTS): Use hook.
1638 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1639 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1640 * output.h (default_address_cost): Update prototype.
1641 * combine.c (optimize_this_for_speed_p): New static var.
1642 (combine_validate_cost): Update call of rtx_cost.
1643 (combine_instructions): Set optimize_this_for_speed_p.
1644 (expand_compound_operation): Update call of rtx_cost.
1645 (make_extraction):Update call of rtx_cost.
1646 (force_to_mode):Update call of rtx_cost.
1647 (distribute_and_simplify_rtx):Update call of rtx_cost.
1648 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1649 (estimate_reg_pressure_cost): Update prototype.
1650 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1651 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1653 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1654 (alpha_rtx_costs): Update.
1655 * config/frv/frv.c (frv_rtx_costs): Update.
1656 * config/s390/s390.c (s390_rtx_costs): Update.
1657 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1658 (m32c_rtx_costs): Update.
1659 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1660 (spu_rtx_costs): Update.
1661 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1662 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1663 * config/i386/i386.c (:ix86_address_cost): Update.
1664 (ix86_rtx_costs): Update.
1665 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1666 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1667 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1668 * config/crx/crx.c (crx_address_cost): Update.
1669 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1670 * config/stormy16/stormy16.c
1671 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1672 * config/m68hc11/m68hc11.c
1673 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1674 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1675 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1676 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1677 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1678 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1679 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1680 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1681 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1682 (mcore_rtx_costs): update.
1683 * config/score/score3.c (score3_rtx_costs): Update.
1684 * config/score/score7.c (score7_rtx_costs): Update.
1685 * config/score/score3.h (score3_rtx_costs):Update.
1686 * config/score/score7.h (score7_rtx_costs): Update.
1687 * config/score/score.c (score_rtx_costs): Update.
1688 * config/arm/arm.c (arm_address_cost): Update.
1689 (arm_rtx_costs_1): Update.
1690 (arm_rtx_costs_1): Update.
1691 (arm_size_rtx_costs): Update.
1692 (arm_size_rtx_costs): Update.
1693 (arm_size_rtx_costs): Update.
1694 (arm_xscale_rtx_costs): Update.
1695 (arm_thumb_address_cost): Update.
1696 * config/pa/pa.c (hppa_address_cost): Update.
1697 * config/mips/mips.c (mips_rtx_costs): Update.
1698 * config/vax/vax.c (vax_address_cost): Update.
1699 * config/h8300/h8300.c (h8300_shift_costs): Update.
1700 (h8300_rtx_costs): Update.
1701 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1702 (v850_rtx_costs): Update.
1703 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1704 * config/bfin/bfin.c
1705 (bfin_address_cost): Update.
1706 (bfin_rtx_costs): Update.
1707 * stmt.c (lshift_cheap_p): Update.
1709 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1712 * expmed.c (extract_bit_field_1): Check the mode size to make
1713 sure the vector modes have the same size.
1715 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1717 * dojump.c (top level): Include basic-block.h to declare
1718 optimize_insn_for_speed_p
1720 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1722 * opts.h (CL_SAVE): New option class for marking options that are
1723 target specific options usable in the target attribute.
1724 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1726 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1727 can easily find the target specific options that are safe to use
1728 in the attribute or pragma.
1730 * attribs.c (decl_attributes): Change #pragma GCC option to
1731 #pragma GCC target, and attribute((option(...))) to
1732 attribute((target(...))).
1734 * doc/extend.texi (target attribute): Change from option
1735 attribute. Delete push/pop/reset.
1736 (#pragma GCC target): Change from #pragma GCC option. Delete
1738 (#pragma GCC push_options): Document new pragma.
1739 (#pragma GCC pop_options): Document new pragma.
1740 (#pragma GCC reset_options): Document new pragma.
1742 * targhooks.c (default_target_option_valid_attribute_p): Add
1743 warning about port not supporting target attributes.
1744 (default_target_option_pragma_parse): New function, warn about
1745 #pragma GCC target not being supported.
1747 * targhooks.h (default_target_option_pragma_parse): Add
1750 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1751 TI_CURRENT_OPTION_PRAGMA.
1752 (current_target_pragma): Rename from current_option_pragma.
1754 * target.h: (struct target_option): Delete booleans for changing
1755 the optimization level on hot/cold functions. Change signature of
1756 pragma_parse hook to take a second tree.
1758 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1760 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1761 that the declaration is done at global scope.
1763 * langhooks.c (add_builtin_function_common): Move most of the code
1764 from add_builtin_function here, calling the hook passed in.
1765 (add_builtin_function): Call add_builtin_function_common with
1766 standard builtin hook.
1767 (add_builtin_function_ext_scope): New function to add builtins to
1770 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1772 (add_builtin_function_ext_scope): Add declaration.
1774 * c-pragma.c (handle_pragma_target): Rename from
1775 handle_pragma_option, #pragma GCC option is now #pragma GCC
1776 target. Move warning about port not supporting target options to
1777 default pragma parse hook. Remove push/pop/reset from this
1779 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1780 (option_stack): Delete static variable.
1781 (optimize_stack): Ditto.
1782 (optons_stack): New stack of saved target and optimization
1784 (handle_pragma_push_options): New function to handle pushing both
1785 target and optimization options.
1786 (handle_pragma_pop_options): New function to handle popping both
1787 target and optimization options.
1788 (handle_pragma_reset_options): New function to handle resetting
1789 both target and optimization options to their initial state.
1790 (init_pragma): Rename handle_pragma_option to
1791 handle_pragma_target. Add support for push_options, pop_options,
1792 and reset_options pragmas.
1794 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1795 default_target_option_pragma_parse.
1796 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1797 default_target_option_valid_attribute_p.
1798 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1799 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1800 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1801 optimization level on hot/cold functions.
1803 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1804 if the caller and callee have different optimization levels.
1806 * c-common.c (handle_target_attribute): Rename from
1807 handle_option_attribute, attribute((option(...))) is now
1808 attribute((target(...))). Move warning if the port does not
1809 support target attributes to the default hook.
1810 (handle_hot_attribute): Delete code to change the optimization
1811 level of hot functions.
1812 (handle_cold_attribute): Ditto.
1814 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1815 argument that is the binary tree options to use if there are no
1816 arguments. Call ix86_valid_target_attribute_tree instead of
1817 ix86_valid_option_attribute_tree.
1818 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1819 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1820 ix86_pragma_option_parse.
1822 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1823 Rename from ix86_valid_option_attribute_tree.
1825 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1826 new builtins when the ISA changes.
1827 (ix86_valid_target_attribute_tree): Rename from
1828 ix86_valid_option_attribute_tree. Change callers. If the
1829 function specified optimization options, use those as the starting
1830 point before setting up the target attributes. If the
1831 optimization options were changed in the course of setting the
1832 target attributes, record the new optimization options.
1833 (ix86_valid_target_attribute_tree_inner_p): Rename from
1834 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1835 ix86_add_new_builtins if the ISA changed.
1836 (ix86_valid_target_attribute_p): Rename from
1837 ix86_valid_option_attribute_p. Change callers.
1838 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1839 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1840 as delayed builtin functions.
1841 (struct builtin_isa): New structure to record builtin functions
1842 that should be delayed until the ISA for that function is used.
1843 (ix86_builtins_isa): Change from int to struct to track builtin
1844 functions we want to declare at some point.
1845 (def_builtin): If the front end can delay defining the builtin
1846 functions, don't create builtins for ISAs not part of the default
1848 (def_builtin_const): Ditto.
1849 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1850 __builtin_ia32_pcmov_v2di to be different builtin functions.
1851 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1852 a structure instead of an int.
1853 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1854 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1855 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1856 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1858 * config/ia64/ia64.h
1859 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1860 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1862 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1863 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1864 (LANG_HOOKS_INITIALIZER): Add
1865 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1867 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1870 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1871 the reload address with the index register for SFmode
1872 access with a displacement.
1874 2008-08-30 Jan Hubicka <jh@suse.cz>
1876 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1877 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1878 * dojump.c (do_jump): Likewise.
1879 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1880 (note-if_info): Add BRANCH_COST.
1881 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1882 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1883 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1885 * expr.h (BRANCH_COST): Update default.
1886 * predict.c (predictable_edge_p): New function.
1887 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1888 Update BRANCH_COST call.
1889 * basic-block.h (predictable_edge_p): Declare.
1890 * config/alpha/alpha.h (BRANCH_COST): Update.
1891 * config/frv/frv.h (BRANCH_COST): Update.
1892 * config/s390/s390.h (BRANCH_COST): Update.
1893 * config/spu/spu.h (BRANCH_COST): Update.
1894 * config/sparc/sparc.h (BRANCH_COST): Update.
1895 * config/m32r/m32r.h (BRANCH_COST): Update.
1896 * config/i386/i386.h (BRANCH_COST): Update.
1897 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1898 * config/sh/sh.h (BRANCH_COST): Update.
1899 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1900 * config/avr/avr.h (BRANCH_COST): Update.
1901 * config/crx/crx.h (BRANCH_COST): Update.
1902 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1903 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1904 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1905 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1906 * config/ia64/ia64.h (BRANCH_COST): Update.
1907 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1908 * config/arc/arc.h (BRANCH_COST): Update.
1909 * config/score/score.h (BRANCH_COST): Update.
1910 * config/arm/arm.h (BRANCH_COST): Update.
1911 * config/pa/pa.h (BRANCH_COST): Update.
1912 * config/mips/mips.h (BRANCH_COST): Update.
1913 * config/vax/vax.h (BRANCH_COST): Update.
1914 * config/h8300/h8300.h (BRANCH_COST): Update.
1915 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1916 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1917 * doc/tm.texi (BRANCH_COST): Update.
1919 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1922 * config/arm/arm.c (arm_optimization_options): Set
1923 flag_section_anchors to 2 instead of 1 to distinguish it from
1924 -fsection-anchors given explicitely on the command line.
1926 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1928 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1929 final insn of a split.
1931 2008-08-30 Jan Hubicka <jh@suse.cz>
1933 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1934 optimized for speed.
1935 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1936 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1937 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1938 flag_gcse_after_reload_set): New static vars.
1939 (common_handle_option): Enable those flags for profile-use.
1940 (decode_options): Remove optimize_size flags that are handled
1941 on higher granuality.
1942 * tree-vectorizer.c (vectorize_loops): Use
1943 optimize_loop_nest_for_speed_p.
1944 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1945 * tree-predcom.c (tree_predictive_commoning): Use
1946 optimize_loop_for_speed_p.
1947 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1948 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1949 * predict.c (optimize_loop_for_speed_p): Fix walk.
1951 2008-08-30 Jan Hubicka <jh@suse.cz>
1953 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1955 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1956 profile presence locally.
1958 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1961 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1962 versions before 4.0.
1964 2008-08-29 Jan Hubicka <jh@suse.cz>
1966 * tree-inline.c (insert_init_stmt): Insert sequence even when
1969 2008-08-29 Jeff Law <law@redhat.com>
1971 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1972 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1973 location and class is an FP register.
1975 2008-08-29 Jan Hubicka <jh@suse.cz>
1977 * see.c (see_merge_one_def_extension): Silence used uninitialized
1979 * matrix-reorg.c (check_allocation_function): Likewise.
1980 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1982 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1985 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1986 compute new & and | in type rather than TREE_TYPE (arg0).
1988 * dwarf2out.c (fortran_common): Update comment.
1989 (gen_variable_die): Swap com_die and var_die variables in Fortran
1990 COMMON block handling code.
1992 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1994 * dwarf2out.c (gen_const_die): New function.
1995 (size_of_die, value_format, output_die): Output larger
1996 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1997 (native_encode_initializer): New function.
1998 (tree_add_const_value_attribute): Call it.
1999 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
2001 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
2002 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
2003 TREE_THIS_VOLATILE to add_type_attribute.
2005 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
2007 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
2010 * dwarf2out.c (loc_by_reference): New function.
2011 (add_location_or_const_value_attribute): Use it.
2014 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
2015 as DW_TAG_variable children of DW_TAG_common_block rather than
2016 DW_TAG_member children. Put DW_AT_external to individual
2017 DW_TAG_variable DIEs, not to DW_TAG_common_block.
2019 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
2020 loc_descriptor_from_tree_1.
2024 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
2025 arguments to imported_module_or_decl.
2026 (debug_nothing_tree_tree): Removed.
2027 (debug_nothing_tree_tree_tree_bool): New prototype.
2028 * debug.c (do_nothing_debug_hooks): Adjust.
2029 (debug_nothing_tree_tree): Removed.
2030 (debug_nothing_tree_tree_tree_bool): New function.
2031 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
2032 (gen_variable_die): Put all common vars for the
2033 same COMMON block under one DW_TAG_common_block.
2034 (declare_in_namespace): Return new context_die, for Fortran
2035 return the module DIE instead of adding extra declarations into
2037 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
2038 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
2039 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
2041 (dwarf2out_global_decl): Don't skip Fortran global vars.
2042 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
2043 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
2044 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
2045 DW_TAG_imported_declaration as child of previous
2046 DW_TAG_imported_module.
2047 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
2048 * sdbout.c (sdb_debug_hooks): Likewise.
2049 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2051 2008-08-29 Jan Hubicka <jh@suse.cz>
2053 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
2055 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
2056 * ipa-cp.c (n_cloning_candidates): New static variable.
2057 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
2058 (ipcp_print_all_lattices): Improve debug output.
2059 (ipcp_cloning_candidate_p): New function.
2060 (ipcp_initialize_node_lattices): Use it.
2061 (ipcp_init_stage): Do only analyzis here; prettier debug output.
2062 (ipcp_propagate_stage): Prettier debug output.
2063 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
2064 (ipcp_print_all_structures): Remove.
2065 (ipcp_need_redirect_p): Test !n_cloning_candidates.
2066 (ipcp_insert_stage): Prettier debug output; call
2067 cgraph_remove_unreachable_nodes before propagating.
2068 (pass_ipa_cp): Schedule function removal pass.
2069 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
2071 (cgraph_maybe_hot_edge_p): Move to ...
2072 * predict.c (cgraph_maybe_hot_edge_p) ... here.
2073 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
2074 (common_handle_option): Set them; enable ipa-cp when profiling.
2075 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
2076 (ipa_print_all_jump_functions): Likewise.
2077 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
2078 (ipa_print_node_params, ipa_print_all_params): New.
2079 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
2080 ipa_print_all_param_flags): Remove.
2081 (ipa_print_node_params, ipa_print_all_params): New.
2083 2008-08-29 Bob Wilson <bob.wilson@acm.org>
2085 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
2086 change from 2008-04-03.
2087 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
2089 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2093 * ira-color.c (push_allocnos_to_stack): Truncate
2094 removed_splay_allocno_vec.
2096 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2099 * ira-color (ira_fast_allocation): Don't assign hard registers to
2102 2008-08-29 Jan Hubicka <jh@suse.cz>
2105 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
2106 for cold internal loops.
2108 2008-08-29 Richard Guenther <rguenther@suse.de>
2110 * tree-ssa-structalias.c (create_variable_info_for): Do not
2111 create fields for heap vars or vars with a noalias state.
2112 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
2115 2008-08-29 Richard Guenther <rguenther@suse.de>
2117 * common.opt (ftree-store-ccp): Mark as preserved for
2118 backward compatibility.
2119 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
2120 * tree-pass.h (pass_store_ccp): Remove.
2121 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
2122 (first_vdef): Remove declaration.
2123 (get_value_loaded_by): Likewise.
2124 * tree-ssa-ccp.c (do_store_ccp): Remove.
2125 (get_default_value): Simplify as do_store_ccp is always false
2126 now. Do not initialize mem_ref.
2127 (set_value_varying): Likewise.
2128 (canonicalize_float_value): Likewise.
2129 (set_lattice_value): Likewise.
2130 (likely_value): Likewise.
2131 (surely_varying_stmt_p): Likewise.
2132 (ccp_initialize): Likewise.
2133 (ccp_lattice_meet): Likewise.
2134 (ccp_visit_phi_node): Likewise.
2135 (ccp_fold): Likewise.
2136 (evaluate_stmt): Likewise.
2137 (visit_assignment): Likewise.
2138 (ccp_visit_stmt): Likewise.
2139 (execute_ssa_ccp): Fold into ...
2140 (do_ssa_ccp): ... this.
2141 (do_ssa_store_ccp): Remove.
2142 (gate_store_ccp): Likewise.
2143 (pass_store_ccp): Likewise.
2144 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
2146 * tree-ssa-propagate.c (first_vdef): Remove.
2147 (get_value_loaded_by): Likewise.
2148 (replace_vuses_in): Likewise.
2149 (substitute_and_fold): Do not call replace_vuses_in.
2150 * opts.c (decode_options): Do not set flag_tree_store_ccp.
2152 2008-08-29 Richard Guenther <rguenther@suse.de>
2155 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
2156 PARAM_NOALIAS tags with is_heapvar.
2157 * tree-ssa-operands.c (access_can_touch_variable): Offset
2158 based tests do not apply for heapvars. Fix offset test.
2160 2008-08-29 Jan Hubicka <jh@suse.cz>
2162 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
2163 (-fipa-cp-clone): Enabled by default at -O3.
2164 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
2165 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
2167 2008-08-29 Jan Hubicka <jh@suse.cz>
2169 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
2171 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
2173 * gimple.c (giple_copy_call_skip_args): New function.
2174 (giple_copy_call_skip_args): Declare.
2176 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
2177 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
2178 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
2179 (ipcp_create_replace_map): Improve debug output.
2180 (ipcp_need_redirect_p): Return false when not clonning.
2181 (ipcp_update_callgraph): Skip args.
2182 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
2184 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
2185 (save_inline_function_body): Update call of tree_function_versioning.
2186 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
2187 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
2188 (tree_function_versioning): Likewise.
2189 * tree-inline.h (tree_function_versioning): Update prototype.
2191 2008-08-29 Jan Hubicka <jh@suse.cz>
2193 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
2194 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
2195 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
2196 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
2197 * value-prof.c (gimple_divmod_fixed_value_transform,
2198 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
2199 gimple_stringops_transform): Use optimize_bb_for_size_p.
2200 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
2201 * final.c (compute_alignments): Use optimize_function_for_size_p.
2202 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
2203 (fold_builtin_strcpy, fold_builtin_fputs): Use
2204 optimize_function_for_size_p.
2205 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
2206 * recog.c (relax_delay_slots): Likewise.
2207 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
2208 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
2209 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
2210 optimize_function_for_size_p.
2211 (cgraph_decide_inlining_of_small_function): Use
2212 optimize_function_for_size_p.
2213 * global.c (find_reg): Use optimize_function_for_size_p.
2214 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
2215 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
2216 flag_prefetch_loop_arrays. Those can work it out from profile.
2217 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
2218 optimize_loop_for_speed_p.
2219 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
2221 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
2222 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
2223 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
2224 * local-alloc.c (block_alloc): Pass BB pointer.
2225 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
2226 * gcse.c (gcse_main): Use optimize_function_for_size_p.
2227 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
2228 (decide_peel_completely): Likewise.
2229 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
2230 optimize_loop_for_size_p.
2231 (vect_enhance_data_refs_alignment): Likewise.
2232 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
2233 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
2234 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
2235 (try_crossjump_bb): Use optimize_bb_for_size_p.
2236 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2237 optimize_loop_for_speed_p.
2238 * bb-reorder.c (find_traces_1_round): Likewise.
2239 (copy_bb): Use optimize_bb_for_speed_p.
2240 (duplicate_computed_gotos): Likewise.
2241 * basic-block.h (optimize_loop_nest_for_size_p,
2242 optimize_loop_nest_for_speed_p): New.
2243 * stmt.c (expand_case): Use optimize_insn_for_size_p.
2245 2008-08-29 Tristan Gingold <gingold@adacore.com>
2247 * gcov.c (main): Call expandargv.
2249 2008-08-29 Jan Hubicka <jh@suse.cz>
2251 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
2253 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2255 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
2256 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2258 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
2260 2008-08-29 Jan Hubicka <jh@suse.cz>
2262 * tree-pass.h (pass_strip_predict_hints): Declare.
2263 * predict.c (strip_builtin_expect): Rename to ...
2264 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
2265 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
2266 (tree_estimate_probability): Do not strip builtin_expect.
2267 (pass_strip_predict_hints): New pass.
2268 * tree-inline.c (expand_call_inline): When inlining cold function, predict
2270 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2272 2008-08-29 Richard Guenther <rguenther@suse.de>
2274 PR tree-optimization/37207
2275 * tree-vrp.c (extract_range_from_binary_expr): Also try
2276 to constant fold if only one of the operands is a constant.
2278 2008-08-29 Nick Clifton <nickc@redhat.com>
2280 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
2281 the same way as SYMBOL_REFs.
2283 2008-08-28 Bob Wilson <bob.wilson@acm.org>
2285 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2287 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2289 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
2290 * config/mips/mips.md (branch_likely): Remove const. Fix
2292 (define_delay for type "branch"): Change to only apply for branch
2293 with likely variant.
2294 (define_delay for type "branch" and "branch_likely" no). New delay
2296 (equality_op): New code iterator.
2297 (bbv, bbinv): New code attributes.
2298 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
2301 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2302 Andrew Pinski <pinskia@gcc.gnu.org>
2305 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2307 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2309 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2310 rule that a symbolic constant must be defined and >= 0 for the
2311 corresponding facility to be present at compile-time.
2312 * gthr-posix.c: Likewise.
2314 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2316 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2317 * config/mips/mips.md (D): New mode attribute.
2318 (mulsi3, muldi3): Merge it into ...
2319 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
2321 (muldi3_mul3): New pattern.
2322 (mulsi3_mult3): Rename to mulsi3_mul3.
2324 2008-08-28 Jan Hubicka <jh@suse.cz>
2326 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2328 * predict.c (always_optimize_for_size_p): Rename to ...
2329 (optimize_function_for_size): ... this one; make extern.
2330 (optimize_function_for_speed_p): New.
2331 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2332 optimize_edge_for_size_p,optimize_edge_for_size_p,
2333 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2334 * basic-block.h (optimize_function_for_size_p,
2335 optimize_function_for_speed_p): Declare.
2336 * i386.md (optimize_size checks): Replace them by appropriate
2338 (standard_80387_constant_p, ix86_compute_frame_layout,
2339 ix86_expand_epilogue, ix86_decompose_address,
2340 print_operand, emit_i387_cw_initialization,
2341 inline_memory_move_cost, ix86_pad_returns,
2342 ix86_reorg): Replace optimize_size checks.
2344 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2346 * rtl.h (simplify_subreg_regno): Declare.
2347 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2348 * simplify-rtx.c (simplify_subreg): ...here.
2349 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2350 subreg_offset_representable_p.
2352 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2355 * c-typeck.c (convert_for_assignment): Give a note describing what
2356 was passed and what was expected.
2358 2008-08-28 Joey Ye <joey.ye@intel.com>
2360 * doc/extend.texi: Document AVX built-in functions.
2361 * doc/invoke.texi: Document -mavx.
2363 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2364 Joey Ye <joey.ye@intel.com>
2365 Xuepeng Guo <xuepeng.guo@intel.com>
2367 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2369 * config/i386/cpuid.h (bit_FMA): New.
2370 (bit_XSAVE): Likewise.
2371 (bit_OSXSAVE): Likewise.
2372 (bit_AVX): Likewise.
2374 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2375 define. Use ASM_OUTPUT_AVX_PREFIX.
2377 * config/i386/gmmintrin.h: New.
2379 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2380 (OPTION_MASK_ISA_AVX_SET): New.
2381 (OPTION_MASK_ISA_FMA_SET): Likewise.
2382 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2383 (OPTION_MASK_ISA_FMA_SET): Likewise.
2384 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2385 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2386 (pta_flags): Add PTA_AVX and PTA_FMA.
2387 (override_options): Handle PTA_AVX and PTA_FMA.
2388 (init_cumulative_args): Handle warn_avx.
2389 (classify_argument): Return 0 for COImode and OImode. Return
2390 1 and X86_64_AVX_CLASS for 256bit vector types.
2391 (examine_argument): Handle X86_64_AVX_CLASS.
2392 (construct_container): Likewise.
2393 (function_arg_advance_32): Pass OImode and 256bit vector types
2395 (function_arg_advance_64): Take a new argument to indicate if a
2396 parameter is named. Handle 256bit vector types. Return
2397 immediately for unnamed 256bit vector mode parameters.
2398 (function_arg_advance): Updated.
2399 (function_arg_32): Add comments for TImode. Handle OImode
2400 and 256bit vector types.
2401 (function_arg_64): Take a new argument to indicate if a
2402 parameter is named. Handle 256bit vector types. Return NULL
2403 for unnamed 256bit vector mode parameters.
2404 (function_arg): Updated.
2405 (setup_incoming_varargs_64): Support
2406 AVX encoding for *sse_prologue_save_insn.
2407 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2408 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2409 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2410 enabled, otherwise return -3.
2411 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2413 (print_reg): Support AVX registers. Handle 'x' and 't'.
2414 Handle 'd' to duplicate the operand.
2415 (print_operand): Likewise. Also support AVX vector compare
2417 (output_387_binary_op): Support AVX.
2418 (output_fp_compare): Likewise.
2419 (ix86_expand_vector_move_misalign): Likewise.
2420 (ix86_attr_length_vex_default): New.
2421 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2422 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2423 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2424 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2425 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2426 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2427 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2428 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2429 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2430 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2431 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2432 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2433 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2434 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2435 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2436 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2437 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2438 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2439 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2440 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2441 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2442 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2443 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2444 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2445 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2446 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2447 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2448 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2449 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2450 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2451 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2452 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2453 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2454 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2455 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2456 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2457 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2458 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2459 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2460 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2461 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2462 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2463 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2464 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2465 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2466 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2467 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2468 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2469 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2470 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2471 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2472 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2473 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2474 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2475 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2476 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2477 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2478 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2479 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2480 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2481 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2482 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2483 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2484 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2485 and IX86_BUILTIN_MOVMSKPS256,
2486 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2487 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2488 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2489 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2490 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2491 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2492 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2493 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2494 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2495 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2496 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2497 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2498 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2499 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2500 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2501 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2502 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2503 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2504 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2505 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2506 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2507 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2508 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2509 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2510 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2511 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2512 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2513 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2514 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2515 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2516 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2517 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2518 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2519 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2520 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2521 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2522 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2523 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2524 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2525 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2526 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2527 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2528 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2529 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2530 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2531 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2532 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2533 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2534 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2535 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2536 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2537 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2538 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2539 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2540 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2541 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2542 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2543 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2545 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2546 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2547 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2548 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2549 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2550 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2551 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2552 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2553 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2554 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2555 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2556 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2557 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2558 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2559 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2560 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2561 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2562 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2563 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2564 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2565 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2566 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2567 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2568 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2569 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2570 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2571 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2572 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2573 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2574 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2575 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2576 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2577 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2578 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2579 IX86_BUILTIN_MOVMSKPS256.
2580 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2581 (ix86_expand_args_builtin): Likewise.
2582 (ix86_expand_special_args_builtin): Likewise.
2583 (ix86_hard_regno_mode_ok): Handle AVX modes.
2584 (ix86_expand_vector_init_duplicate): Likewise.
2585 (ix86_expand_vector_init_one_nonzero): Likewise.
2586 (ix86_expand_vector_init_one_var): Likewise.
2587 (ix86_expand_vector_init_concat): Likewise.
2588 (ix86_expand_vector_init_general): Likewise.
2589 (ix86_expand_vector_set): Likewise.
2590 (ix86_vector_mode_supported_p): Likewise.
2591 (x86_extended_reg_mentioned_p): Check INSN_P before using
2594 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2595 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2597 * config/i386/i386.h (TARGET_AVX): New.
2598 (TARGET_FMA): Likewise.
2599 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2600 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2601 (VALID_AVX256_REG_MODE): New.
2602 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2603 (AVX_FLOAT_MODE_P): Likewise.
2604 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2605 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2606 (AVX_VEC_FLOAT_MODE_P): Likewise.
2607 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2608 (ASM_OUTPUT_OPCODE): Likewise.
2609 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2611 (SSE_REG_MODE_P): Allow 256bit vector modes.
2612 (ix86_args): Add a warn_avx field.
2614 * config/i386/i386.md (UNSPEC_PCMP): New.
2615 (UNSPEC_VPERMIL): Likewise.
2616 (UNSPEC_VPERMIL2): Likewise.
2617 (UNSPEC_VPERMIL2F128): Likewise.
2618 (UNSPEC_MASKLOAD): Likewise.
2619 (UNSPEC_MASKSTORE): Likewise.
2620 (UNSPEC_CAST): Likewise.
2621 (UNSPEC_VTESTP): Likewise.
2622 (UNSPECV_VZEROALL): Likewise.
2623 (UNSPECV_VZEROUPPER): Likewise.
2624 (XMM0_REG): Likewise.
2625 (XMM1_REG): Likewise.
2626 (XMM2_REG): Likewise.
2627 (XMM3_REG): Likewise.
2628 (XMM4_REG): Likewise.
2629 (XMM5_REG): Likewise.
2630 (XMM6_REG): Likewise.
2631 (XMM8_REG): Likewise.
2632 (XMM9_REG): Likewise.
2633 (XMM10_REG): Likewise.
2634 (XMM11_REG): Likewise.
2635 (XMM12_REG): Likewise.
2636 (XMM13_REG): Likewise.
2637 (XMM14_REG): Likewise.
2638 (XMM15_REG): Likewise.
2640 (prefix_vex_imm8): Likewise.
2641 (prefix_vex_w): Likewise.
2642 (length_vex): Likewise.
2645 (*avx_ashlti3): Likewise.
2646 (*avx_lshrti3): Likewise.
2647 (*avx_setcc<mode>): Likewise.
2648 (*fop_<mode>_comm_mixed_avx): Likewise.
2649 (*fop_<mode>_comm_avx): Likewise.
2650 (*fop_<mode>_1_mixed_avx): Likewise.
2651 (*fop_<mode>_1_avx): Likewise.
2652 (*avx_<code><mode>3): Likewise.
2653 (*avx_ieee_smin<mode>3): Likewise.
2654 (*avx_ieee_smax<mode>3): Likewise.
2655 (mode): Add OI, V8SF and V4DF.
2656 (length): Support VEX prefix.
2657 (*cmpfp_i_mixed): Set prefix attribute.
2658 (*cmpfp_i_sse): Likewise.
2659 (*cmpfp_iu_mixed): Likewise.
2660 (*cmpfp_iu_sse): Likewise.
2661 (*movsi_1): Support AVX.
2662 (*movdi_2): Likewise.
2663 (*movdi_1_rex64): Likewise.
2664 (*movti_internal): Likewise.
2665 (*movti_rex64): Likewise.
2666 (*movsf_1): Likewise.
2667 (*movdf_nointeger): Likewise.
2668 (*movdf_integer_rex64): Likewise.
2669 (*movtf_internal): Likewise.
2670 (zero_extendsidi2_32): Likewise.
2671 (zero_extendsidi2_rex64): Likewise.
2672 (*extendsfdf2_mixed): Likewise.
2673 (*extendsfdf2_sse): Likewise.
2674 (*truncdfsf_fast_mixed): Likewise.
2675 (*truncdfsf_fast_sse): Likewise.
2676 (*truncdfsf_mixed): Likewise.
2677 (fix_trunc<mode>di_sse): Likewise.
2678 (fix_trunc<mode>si_sse): Likewise.
2679 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2680 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2681 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2682 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2683 (*rcpsf2_sse): Likewise.
2684 (*rsqrtsf2_sse): Likewise.
2685 (*sqrt<mode>2_sse): Likewise.
2686 (sse4_1_round<mode>2): Likewise.
2687 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2688 Support AVX. Set length attribute properly for AVX.
2690 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2691 (VECTOR_MODES (FLOAT, 32)): Likewise.
2692 (VECTOR_MODE (INT, DI, 8)): Likewise.
2693 (VECTOR_MODE (INT, HI, 32)): Likewise.
2694 (VECTOR_MODE (INT, QI, 64)): Likewise.
2695 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2696 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2697 (VECTOR_MODE (INT, DI, 4)): Removed.
2698 (VECTOR_MODE (INT, SI, 8)): Likewise.
2699 (VECTOR_MODE (INT, HI, 16)): Likewise.
2700 (VECTOR_MODE (INT, QI, 32)): Likewise.
2701 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2702 (INT_MODE (OI, 32)): Likewise.
2704 * config/i386/i386.opt (mavx): New.
2707 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2709 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2710 (*mov<mode>_internal_avx): New.
2711 (*movv2sf_internal_rex64_avx): Likewise.
2712 (*movv2sf_internal_avx): Likewise.
2714 * config/i386/predicates.md (const_4_to_5_operand): New.
2715 (const_6_to_7_operand): Likewise.
2716 (const_8_to_11_operand): Likewise.
2717 (const_12_to_15_operand): Likewise.
2718 (avx_comparison_float_operator): Likewise.
2720 * config/i386/sse.md (AVX256MODEI): New.
2721 (AVX256MODE): Likewise.
2722 (AVXMODEQI): Likewise.
2723 (AVXMODE): Likewise.
2724 (AVX256MODEF2P): Likewise.
2725 (AVX256MODE2P): Likewise.
2726 (AVX256MODE4P): Likewise.
2727 (AVX256MODE8P): Likewise.
2728 (AVXMODEF2P): Likewise.
2729 (AVXMODEF4P): Likewise.
2730 (AVXMODEDCVTDQ2PS): Likewise.
2731 (AVXMODEDCVTPS2DQ): Likewise.
2732 (avxvecmode): Likewise.
2733 (avxvecpsmode): Likewise.
2734 (avxhalfvecmode): Likewise.
2735 (avxscalarmode): Likewise.
2736 (avxcvtvecmode): Likewise.
2737 (avxpermvecmode): Likewise.
2738 (avxmodesuffixf2c): Likewise.
2739 (avxmodesuffixp): Likewise.
2740 (avxmodesuffixs): Likewise.
2741 (avxmodesuffix): Likewise.
2742 (vpermilbits): Likewise.
2743 (pinsrbits): Likewise.
2744 (mov<mode>): Likewise.
2745 (*mov<mode>_internal): Likewise.
2746 (push<mode>1): Likewise.
2747 (movmisalign<mode>): Likewise.
2748 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2749 (avx_movdqu<avxmodesuffix>): Likewise.
2750 (avx_lddqu<avxmodesuffix>): Likewise.
2751 (<plusminus_insn><mode>3): Likewise.
2752 (*avx_<plusminus_insn><mode>3): Likewise.
2753 (*avx_vm<plusminus_insn><mode>3): Likewise.
2754 (mul<mode>3): Likewise.
2755 (*avx_mul<mode>3): Likewise.
2756 (*avx_vmmul<mode>3): Likewise.
2757 (divv8sf3): Likewise.
2758 (divv4df3): Likewise.
2759 (avx_div<mode>3): Likewise.
2760 (*avx_div<mode>3): Likewise.
2761 (*avx_vmdiv<mode>3): Likewise.
2762 (avx_rcpv8sf2): Likewise.
2763 (*avx_vmrcpv4sf2): Likewise.
2764 (sqrtv8sf2): Likewise.
2765 (avx_sqrtv8sf2): Likewise.
2766 (*avx_vmsqrt<mode>2): Likewise.
2767 (rsqrtv8sf2): Likewise.
2768 (avx_rsqrtv8sf2): Likewise.
2769 (*avx_vmrsqrtv4sf2): Likewise.
2770 (<code><mode>3): Likewise.
2771 (*avx_<code><mode>3_finite): Likewise.
2772 (*avx_<code><mode>3): Likewise.
2773 (*avx_vm<code><mode>3): Likewise.
2774 (*avx_ieee_smin<mode>3): Likewise.
2775 (*avx_ieee_smax<mode>3): Likewise.
2776 (avx_addsubv8sf3): Likewise.
2777 (avx_addsubv4df3): Likewise.
2778 (*avx_addsubv4sf3): Likewise.
2779 (*avx_addsubv2df3): Likewise.
2780 (avx_h<plusminus_insn>v4df3): Likewise.
2781 (avx_h<plusminus_insn>v8sf3): Likewise.
2782 (*avx_h<plusminus_insn>v4sf3): Likewise.
2783 (*avx_h<plusminus_insn>v2df3): Likewise.
2784 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2785 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2786 (*avx_maskcmp<mode>3): Likewise.
2787 (avx_nand<mode>3): Likewise.
2788 (*avx_<code><mode>3): Likewise.
2789 (*avx_nand<mode>3): Likewise.
2790 (*avx_<code><mode>3): Likewise.
2791 (*avx_cvtsi2ss): Likewise.
2792 (*avx_cvtsi2ssq): Likewise.
2793 (*avx_cvtsi2sd): Likewise.
2794 (*avx_cvtsi2sdq): Likewise.
2795 (*avx_cvtsd2ss): Likewise.
2796 (avx_cvtss2sd): Likewise.
2797 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2798 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2799 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2800 (*avx_cvtsi2sd): Likewise.
2801 (*avx_cvtsi2sdq): Likewise.
2802 (avx_cvtdq2pd256): Likewise.
2803 (avx_cvtpd2dq256): Likewise.
2804 (avx_cvttpd2dq256): Likewise.
2805 (*avx_cvtsd2ss): Likewise.
2806 (*avx_cvtss2sd): Likewise.
2807 (avx_cvtpd2ps256): Likewise.
2808 (avx_cvtps2pd256): Likewise.
2809 (*avx_movhlps): Likewise.
2810 (*avx_movlhps): Likewise.
2811 (avx_unpckhps256): Likewise.
2812 (*avx_unpckhps): Likewise.
2813 (avx_unpcklps256): Likewise.
2814 (*avx_unpcklps): Likewise.
2815 (avx_movshdup256): Likewise.
2816 (avx_movsldup256): Likewise.
2817 (avx_shufps256): Likewise.
2818 (avx_shufps256_1): Likewise.
2819 (*avx_shufps_<mode>): Likewise.
2820 (*avx_loadhps): Likewise.
2821 (*avx_storelps): Likewise.
2822 (*avx_loadlps): Likewise.
2823 (*avx_movss): Likewise.
2824 (*vec_dupv4sf_avx): Likewise.
2825 (*vec_concatv2sf_avx): Likewise.
2826 (*vec_concatv4sf_avx): Likewise.
2827 (*vec_setv4sf_0_avx): Likewise.
2828 (*vec_setv4sf_avx): Likewise.
2829 (*avx_insertps): Likewise.
2830 (avx_vextractf128<mode>): Likewise.
2831 (vec_extract_lo_<mode>): Likewise.
2832 (vec_extract_hi_<mode>): Likewise.
2833 (vec_extract_lo_<mode>): Likewise.
2834 (vec_extract_hi_<mode>): Likewise.
2835 (vec_extract_lo_v16hi): Likewise.
2836 (vec_extract_hi_v16hi): Likewise.
2837 (vec_extract_lo_v32qi): Likewise.
2838 (vec_extract_hi_v32qi): Likewise.
2839 (avx_unpckhpd256): Likewise.
2840 (*avx_unpckhpd): Likewise.
2841 (avx_movddup256): Likewise.
2842 (*avx_movddup): Likewise.
2843 (avx_unpcklpd256): Likewise.
2844 (*avx_unpcklpd): Likewise.
2845 (avx_shufpd256): Likewise.
2846 (avx_shufpd256_1): Likewise.
2847 (*avx_punpckhqdq): Likewise.
2848 (*avx_punpcklqdq): Likewise.
2849 (*avx_shufpd_<mode>): Likewise.
2850 (*avx_storehpd): Likewise.
2851 (*avx_loadhpd): Likewise.
2852 (*avx_loadlpd): Likewise.
2853 (*avx_movsd): Likewise.
2854 (*vec_concatv2df_avx): Likewise.
2855 (*avx_<plusminus_insn><mode>3): Likewise.
2856 (*avx_<plusminus_insn><mode>3): Likewise.
2857 (*avx_mulv8hi3): Likewise.
2858 (*avxv8hi3_highpart): Likewise.
2859 (*avx_umulv8hi3_highpart): Likewise.
2860 (*avx_umulv2siv2di3): Likewise.
2861 (*avx_mulv2siv2di3): Likewise.
2862 (*avx_pmaddwd): Likewise.
2863 (*avx_mulv4si3): Likewise.
2864 (*avx_ashr<mode>3): Likewise.
2865 (*avx_lshr<mode>3): Likewise.
2866 (*avx_ashl<mode>3): Likewise.
2867 (*avx_<code><mode>3): Likewise.
2868 (*avx_eq<mode>3): Likewise.
2869 (*avx_gt<mode>3): Likewise.
2870 (*avx_nand<mode>3): Likewise.
2871 (*avx_nand<mode>3): Likewise.
2872 (*avx_<code><mode>3): Likewise.
2873 (*avx_<code><mode>3): Likewise.
2874 (*avx_packsswb): Likewise.
2875 (*avx_packssdw): Likewise.
2876 (*avx_packuswb): Likewise.
2877 (*avx_punpckhbw): Likewise.
2878 (*avx_punpcklbw): Likewise.
2879 (*avx_punpckhwd): Likewise.
2880 (*avx_punpcklwd): Likewise.
2881 (*avx_punpckhdq): Likewise.
2882 (*avx_punpckldq): Likewise.
2883 (*avx_pinsr<avxmodesuffixs>): Likewise.
2884 (*avx_pinsrq): Likewise.
2885 (*avx_loadld): Likewise.
2886 (*vec_extractv2di_1_rex64_avx): Likewise.
2887 (*vec_extractv2di_1_avx): Likewise.
2888 (*vec_dupv2di_avx): Likewise.
2889 (*vec_concatv2si_avx): Likewise.
2890 (*vec_concatv4si_1_avx): Likewise.
2891 (*vec_concatv2di_avx): Likewise.
2892 (*vec_concatv2di_rex64_avx): Likewise.
2893 (*avx_uavgv16qi3): Likewise.
2894 (*avx_uavgv8hi3): Likewise.
2895 (*avx_psadbw): Likewise.
2896 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2897 (*avx_phaddwv8hi3): Likewise.
2898 (*avx_phadddv4si3): Likewise.
2899 (*avx_phaddswv8hi3): Likewise.
2900 (*avx_phsubwv8hi3): Likewise.
2901 (*avx_phsubdv4si3): Likewise.
2902 (*avx_phsubswv8hi3): Likewise.
2903 (*avx_pmaddubsw128): Likewise.
2904 (*avx_pmulhrswv8hi3): Likewise.
2905 (*avx_pshufbv16qi3): Likewise.
2906 (*avx_psign<mode>3): Likewise.
2907 (*avx_palignrti): Likewise.
2908 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2909 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2910 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2911 (*avx_mpsadbw): Likewise.
2912 (*avx_packusdw): Likewise.
2913 (*avx_pblendvb): Likewise.
2914 (*avx_pblendw): Likewise.
2915 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2916 (avx_ptest256): Likewise.
2917 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2918 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2919 (*avx_aesenc): Likewise.
2920 (*avx_aesenclast): Likewise.
2921 (*avx_aesdec): Likewise.
2922 (*avx_aesdeclast): Likewise.
2923 (avx_vzeroupper): Likewise.
2924 (avx_vzeroupper_rex64): Likewise.
2925 (avx_vpermil<mode>): Likewise.
2926 (avx_vpermilvar<mode>3): Likewise.
2927 (avx_vpermil2<mode>3): Likewise.
2928 (avx_vperm2f128<mode>3): Likewise.
2929 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2930 (avx_vbroadcastss256): Likewise.
2931 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2932 (avx_vinsertf128<mode>): Likewise.
2933 (vec_set_lo_<mode>): Likewise.
2934 (vec_set_hi_<mode>): Likewise.
2935 (vec_set_lo_<mode>): Likewise.
2936 (vec_set_hi_<mode>): Likewise.
2937 (vec_set_lo_v16hi): Likewise.
2938 (vec_set_hi_v16hi): Likewise.
2939 (vec_set_lo_v32qi): Likewise.
2940 (vec_set_hi_v32qi): Likewise.
2941 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2942 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2943 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2944 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2945 (vec_init<mode>): Likewise.
2946 (*vec_concat<mode>_avx): Likewise.
2947 (blendbits): Support V8SF and V4DF.
2948 (sse2_movq128): Support AVX.
2949 (<sse>_movnt<mode>): Likewise.
2950 (sse2_movntv2di): Likewise.
2951 (sse_rcpv4sf2): Likewise.
2952 (sse_sqrtv4sf2): Likewise.
2953 (sse_rsqrtv4sf2): Likewise.
2954 (<sse>_comi): Likewise.
2955 (<sse>_ucomi): Likewise.
2956 (sse_cvtss2si): Likewise.
2957 (sse_cvtss2si_2): Likewise.
2958 (sse_cvtss2siq): Likewise.
2959 (sse_cvtss2siq_2): Likewise.
2960 (sse_cvttss2si): Likewise.
2961 (sse_cvttss2siq): Likewise.
2962 (sse2_cvtsd2si): Likewise.
2963 (sse2_cvtsd2si_2): Likewise.
2964 (sse2_cvtsd2siq): Likewise.
2965 (sse2_cvtsd2siq_2): Likewise.
2966 (sse2_cvttsd2si): Likewise.
2967 (sse2_cvttsd2siq): Likewise.
2968 (sse2_cvtdq2pd): Likewise.
2969 (*sse2_cvtpd2dq): Likewise.
2970 (*sse2_cvttpd2dq): Likewise.
2971 (*sse2_cvtpd2ps): Likewise.
2972 (sse2_cvtps2pd): Likewise.
2973 (sse3_movshdup): Likewise.
2974 (sse3_movsldup): Likewise.
2975 (sse_storehps): Likewise.
2976 (*sse4_1_extractps): Likewise.
2977 (sse2_storelpd): Likewise.
2978 (vec_dupv2df_sse3): Likewise.
2979 (*vec_concatv2df_sse3): Likewise.
2980 (*sse4_1_pextrb): Likewise.
2981 (*sse4_1_pextrb_memory): Likewise.
2982 (*sse2_pextrw): Likewise.
2983 (*sse4_1_pextrw_memory): Likewise.
2984 (*sse4_1_pextrd): Likewise.
2985 (*sse4_1_pextrq): Likewise.
2986 (sse2_pshufd_1): Likewise.
2987 (sse2_pshuflw_1): Likewise.
2988 (sse2_pshufhw_1): Likewise.
2989 (*sse2_storeq_rex64): Likewise.
2990 (*vec_dupv4si): Likewise.
2991 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2992 (sse2_pmovmskb): Likewise.
2993 (*sse2_maskmovdqu): Likewise.
2994 (*sse2_maskmovdqu_rex64): Likewise.
2995 (sse_ldmxcsr): Likewise.
2996 (sse_stmxcsr): Likewise.
2997 (abs<mode>2): Likewise.
2998 (sse4_1_movntdqa): Likewise.
2999 (sse4_1_phminposuw): Likewise.
3000 (sse4_1_extendv8qiv8hi2): Likewise.
3001 (*sse4_1_extendv8qiv8hi2): Likewise.
3002 (sse4_1_extendv4qiv4si2): Likewise.
3003 (*sse4_1_extendv4qiv4si2): Likewise.
3004 (sse4_1_extendv2qiv2di2): Likewise.
3005 (*sse4_1_extendv2qiv2di2): Likewise.
3006 (sse4_1_extendv4hiv4si2): Likewise.
3007 (*sse4_1_extendv4hiv4si2): Likewise.
3008 (sse4_1_extendv2hiv2di2): Likewise.
3009 (*sse4_1_extendv2hiv2di2): Likewise.
3010 (sse4_1_extendv2siv2di2): Likewise.
3011 (*sse4_1_extendv2siv2di2): Likewise.
3012 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3013 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3014 (sse4_1_zero_extendv4qiv4si2): Likewise.
3015 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3016 (sse4_1_zero_extendv2qiv2di2): Likewise.
3017 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3018 (sse4_1_zero_extendv4hiv4si2): Likewise.
3019 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3020 (sse4_1_zero_extendv2hiv2di2): Likewise.
3021 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3022 (sse4_1_zero_extendv2siv2di2): Likewise.
3023 (*sse4_1_zero_extendv2siv2di2): Likewise.
3024 (sse4_1_ptest): Likewise.
3025 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
3026 (sse4_2_pcmpestri): Likewise.
3027 (sse4_2_pcmpestrm): Likewise.
3028 (sse4_2_pcmpistri): Likewise.
3029 (sse4_2_pcmpistrm): Likewise.
3031 (aeskeygenassist): Likewise.
3033 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
3035 * config/i386/predicates.md (vzeroall_operation): New.
3037 * config/i386/sse.md (avx_vzeroall): New.
3038 (*avx_vzeroall): Likewise.
3040 2008-08-28 Paul Brook <paul@codesourcery.com>
3041 Mark Shinwell <shinwell@codesourcery.com>
3042 Richard Earnshaw <richard.earnshaw@arm.com>
3044 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
3045 (TARGET_MIN_ANCHOR_OFFSET): New.
3046 (arm_override_options): Set correct anchor ranges for Thumb-1
3047 and Thumb-2 if required.
3048 (legitimize_pic_address): Handle case involving a TLS symbol
3049 reference with an addend.
3050 (arm_optimization_options): Enable section anchors at -O1 and
3052 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
3053 * config/arm/arm-protos.h (arm_optimization_options): New.
3055 2008-08-28 Nick Clifton <nickc@redhat.com>
3057 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
3058 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
3061 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
3062 * config/v850/v850.md (return): Remove frame size restriction.
3064 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
3066 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
3068 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
3070 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
3072 2008-08-28 Paul Brook <paul@codesourcery.com>
3074 * config/arm/vfp11.md: Update license notice.
3075 * config/arm/cortex-r4.md: Ditto.
3077 2008-08-28 Richard Guenther <rguenther@suse.de>
3079 PR tree-optimization/37207
3080 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
3083 2008-08-28 Dodji Seketeli <dodji@redhat.com>
3086 * tree.c (int_fits_type_p): Don't forget unsigned integers
3087 of type sizetype which higher end word equals -1.
3089 2008-08-28 Ira Rosen <irar@il.ibm.com>
3091 * target.h (struct vectorize): Add new target builtin.
3092 * tree-vectorizer.c (destroy_loop_vec_info): Call
3093 vect_free_slp_instance instead of vect_free_slp_node.
3094 * tree-vectorizer.h (enum slp_load_perm_type): New.
3095 (struct _slp_instance): Add new fields.
3096 (SLP_INSTANCE_LOAD_PERMUTATION): New.
3097 (SLP_INSTANCE_LOADS): New.
3098 (vect_free_slp_tree): Remove.
3099 (vect_free_slp_instance): Declare.
3100 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
3101 (vectorizable_load): Add argument.
3102 (vect_transform_slp_perm_load): New.
3103 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
3105 (vect_get_place_in_interleaving_chain): New function.
3106 (vect_free_slp_tree): Make static.
3107 (vect_free_slp_instance): New function.
3108 (vect_build_slp_tree): Add new arguments. Allow load permutations and
3109 collect the load location in the interleaving chain.
3110 (vect_supported_slp_permutation_p): New function.
3111 (vect_supported_load_permutation_p): Likewise.
3112 (vect_analyze_slp_instance): In case of loads permutation, call
3113 vect_supported_load_permutation_p to check that the permutation is
3115 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
3116 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
3117 (vect_create_mask_and_perm): New function.
3118 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
3119 (vectorizable_load): Add an argument. Don't keep the created vectors
3120 statements in the node if permutation is required. Call
3121 vect_transform_slp_perm_load to generate the permutation.
3122 (vect_transform_stmt): Add new argument. Call vectorizable_load with
3123 additional argument.
3124 (vect_schedule_slp_instance): In case of loads permutation, allocate
3125 vectorized statements structure for all the related SLP nodes. Call
3126 vect_transform_stmt with addditional argument.
3127 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
3128 * config/spu/spu.c (spu_builtin_vec_perm): New.
3129 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3130 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
3131 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
3132 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3134 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
3136 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
3137 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
3138 __gthread_cond_signal, __gthread_cond_timedwait,
3139 __gthread_cond_timedwait_recursive): New functions.
3140 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
3142 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
3145 2008-08-28 Richard Guenther <rguenther@suse.de>
3148 * fold-const.c (maybe_canonicalize_comparison_1): Require
3149 undefined overflow only for canonicalizing A +- CST cmp CST.
3150 Make sure to not generate new constants that are not inside
3151 their TYPE_MIN/MAX_VALUE range.
3152 (maybe_canonicalize_comparison): Remove undefined overflow
3154 (fold_binary): Remove now duplicate folding.
3156 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3158 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
3159 use not updated in the last change.
3161 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3163 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
3164 (IRA_COVER_CLASSES): Add FPUL_REGS.
3166 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3169 * c-common.c (conversion_warning): Check for null operands.
3171 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3174 * c-decl.c (check_for_loop_decls): Improve error message. Give
3177 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3180 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
3181 (convert_for_assignment): Pass corrent OPT_W* parameter to
3182 WARN_FOR_ASSIGNMENT.
3184 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3187 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
3189 2008-08-27 Paul Brook <paul@codesourcery.com>
3191 * config.gcc: Loosen checks for arm uclinux eabi targets.
3193 2008-08-27 Paul Brook <paul@codesourcery.com>
3195 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
3197 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3199 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
3201 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
3202 the enumerators of an ENUMERAL_TYPE.
3203 * dbxout.c (dbxout_type): Ditto.
3205 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
3208 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
3209 (fwprop_addr): Check that the loop_father is not the outer loop.
3211 2008-08-26 Paul Brook <paul@codesourcery.com>
3213 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
3214 Remove documentation entry for fmul type.
3215 Use fmuls to annotate single-precision multiplication patterns,
3216 fmuld to annotate double-precision multiplication patterns,
3217 fmacs to annotate single-precision multiply-accumulate patterns
3218 and fmacd to annotate double-precision multiply-accumulate patterns.
3219 * config/arm/vfp11.md: Update reservations accordingly.
3220 * config/arm/arm.md: Note that certain values of the "type"
3221 attribute are documented in vfp.md.
3222 * config/arm/arm1020e.md: Remove out of date duplicate comment.
3223 (v10_cvt): Use new fmul types.
3225 2008-08-26 Paul Brook <paul@codesourcery.com>
3227 * config/arm/vfp.md: Move pipeline description for VFP11 to...
3228 * config/arm/vfp11.md: ...here. New.
3229 * config/arm/arm.md: Include vfp11.md.
3231 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
3233 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
3234 parameter to inform call.
3236 2008-08-26 Jeff Law <law@redhat.com>
3238 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
3239 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
3240 preferred class when copying a constant into a partial word register.
3242 2008-08-26 Ben Elliston <bje@au.ibm.com>
3244 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
3245 * cp/typeck.c: Likewise.
3246 * cp/tree.c: Likewise.
3247 * gimple-low.c: Likewise.
3250 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
3252 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
3253 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
3255 * doc/passes.texi: Describe IRA.
3257 * doc/tm.texi (IRA_COVER_CLASSES,
3258 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
3260 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
3261 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
3262 -fira-propagate-cost, -fno-ira-share-save-slots,
3263 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
3265 * flags.h (ira_algorithm): New enumeration.
3266 (flag_ira_algorithm, flag_ira_verbose): New external variable
3269 * postreload.c (gate_handle_postreload): Don't do post reload
3270 optimizations unless the reload is completed.
3272 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
3275 * tree-pass.h (pass_ira): New external variable declaration.
3277 * reload.h: Add 2008 to the Copyright.
3279 * cfgloopanal.c: Include params.h.
3280 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
3283 * params.h (IRA_MAX_LOOPS_NUM): New macro.
3285 * toplev.c (ira.h): New include.
3286 (flag_ira_algorithm, flag_ira_verbose): New external variables.
3287 (backend_init_target): Call ira_init.
3288 (backend_init): Call ira_init_once.
3289 (finalize): Call finish_ira_once.
3291 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
3292 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
3295 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
3296 may_move_out_cost): New external variable declarations.
3297 (move_table): New typedef.
3299 * caller-save.c: Include headers output.h and ira.h.
3300 (no_caller_save_reg_set): New global variable.
3301 (save_slots_num, save_slots): New variables.
3302 (reg_save_code, reg_restore_code, add_stored_regs): Add
3304 (init_caller_save): Set up no_caller_save_reg_set.
3305 (init_save_areas): Reset save_slots_num.
3306 (saved_hard_reg): New structure.
3307 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3308 (initiate_saved_hard_regs, new_saved_hard_reg,
3309 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3311 (setup_save_areas): Add code for sharing stack slots.
3312 (all_blocks): New variable.
3313 (save_call_clobbered_regs): Process pseudo-register too.
3314 (mark_set_regs): Process pseudo-register too.
3315 (insert_one_insn): Put the insn after bb note in a empty basic
3316 block. Add insn check.
3318 * global.c (eliminable_regset): Make it external.
3319 (mark_elimination): Use DF_LR_IN for IRA.
3320 (pseudo_for_reload_consideration_p): New.
3321 (build_insn_chain): Make it external. Don't ignore spilled
3322 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3323 (gate_handle_global_alloc): New function.
3324 (pass_global_alloc): Add the gate function.
3326 * opts.c (decode_options): Set up flag_ira. Print the warning for
3328 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3330 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3332 * regmove.c (regmove_optimize): Don't do replacement of output for
3335 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3336 New external variable declarations.
3338 * local-alloc.c (update_equiv_regs): Make it external. Return
3339 true if jump label rebuilding should be done. Rescan new_insn for
3341 (gate_handle_local_alloc): New function.
3342 (pass_local_alloc): Add the gate function.
3344 * alias.c (value_addr_p, stack_addr_p): New functions.
3345 (nonoverlapping_memrefs_p): Use them for IRA.
3347 * common.opt (fira, fira-algorithm, fira-coalesce,
3348 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3349 fira-verbose): New options.
3351 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3352 move_cost, may_move_in_cost, may_move_out_cost): Make the
3354 (move_table): Remove typedef.
3355 (init_move_cost): Make it external.
3356 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3359 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3360 setup_reg_classes): New function prototypes.
3361 (eliminable_regset): New external variable declaration.
3362 (build_insn_chain, update_equiv_regs): New function prototypes.
3364 * Makefile.in (IRA_INT_H): New definition.
3365 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3366 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3367 (reload1.o, toplev.o): Add dependence on ira.h.
3368 (cfgloopanal.o): Add PARAMS_H.
3369 (caller-save.o): Add dependence on output.h and ira.h.
3370 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3371 ira-emit.o, ira-lives.o): New entries.
3373 * passes.c (pass_ira): New pass.
3375 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3377 * reload1.c (ira.h): Include the header.
3378 (changed_allocation_pseudos): New bitmap.
3379 (init_reload): Initiate the bitmap.
3380 (compute_use_by_pseudos): Permits spilled registers in FROM.
3381 (temp_pseudo_reg_arr): New variable.
3382 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3383 IRA. Call alter_reg with the additional parameter. Don't clear
3384 spilled_pseudos for IRA. Restore original insn chain for IRA.
3385 Clear changed_allocation_pseudos at the end of reload.
3386 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3387 (hard_regno_to_pseudo_regno): New variable.
3388 (count_pseudo): Check spilled pseudos. Set up
3389 hard_regno_to_pseudo_regno.
3390 (count_spilled_pseudo): Check spilled pseudos. Update
3391 hard_regno_to_pseudo_regno.
3392 (find_reg): Use better_spill_reload_regno_p. Check
3393 hard_regno_to_pseudo_regno.
3394 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3396 (eliminate_regs_1): Use additional parameter for alter_reg.
3397 (finish_spills): Set up pseudo_previous_regs only for spilled
3398 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3399 more arguments. Don't clear live_throughout and dead_or_set for
3400 spilled pseudos. Use additional parameter for alter_reg. Call
3401 mark_allocation_change. Set up changed_allocation_pseudos.
3402 Remove sanity check.
3403 (emit_input_reload_insns, delete_output_reload): Use additional
3404 parameter for alter_reg. Call mark_allocation_change.
3405 (substitute, gen_reload_chain_without_interm_reg_p): New
3407 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3409 * testsuite/gcc.dg/20080410-1.c: New file.
3411 * config/s390/s390.h (IRA_COVER_CLASSES,
3412 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3414 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3416 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3418 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3420 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3422 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3424 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3426 2008-08-24 Jeff Law <law@redhat.com>
3427 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3428 when ignoring unavailable registers.
3430 2008-08-24 Jeff Law <law@redhat.com>
3431 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3432 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3433 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3434 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3436 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3437 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3439 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3440 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3441 * reload1.c (find_reg): Process registers in register allocation order.
3443 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3444 * toplev.c (backend_init_target): Move ira_init call from
3446 (lang_dependent_init_target): ...to here.
3448 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3449 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3450 calculate memory move costs for NO_REGS.
3452 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3453 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3454 STACK_REGS is defined.
3456 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3457 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3459 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3460 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3462 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3463 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3464 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3467 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3468 Dorit Nuzman <dorit@il.ibm.com>
3470 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3471 vec_extract_evenv4sf, vec_extract_evenv8hi,
3472 vec_extract_evenv16qi, vec_extract_oddv4si,
3473 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3474 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3475 vec_interleave_highv4si, vec_interleave_lowv4si,
3476 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3477 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3478 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3480 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3483 * config/rs6000/rs6000.c (optimization_options): Don't default to
3484 section anchors without toplevel reorder.
3486 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3488 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3489 (mfc_end_critical_section): Likewise.
3491 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3493 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3494 all type qualifiers from element type to vector type.
3496 2008-08-25 David Daney <ddaney@avtrex.com>
3498 * config/mips/mips.md (immediate_insn): Move up in file, fix
3499 comment typo, reformat.
3500 (fetchop_bit, atomic_hiqi_op memory_barrier,
3501 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3502 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3503 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3504 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3505 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3506 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3507 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3508 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3509 sync_old_nand<mode>, sync_new_nand<mode>,
3510 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3511 test_and_set_12): Moved to sync.md.
3513 * config/mips/sync.md: New file.
3515 2008-08-25 Richard Henderson <rth@redhat.com>
3517 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3518 (regsave): Likewise.
3519 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3520 (output_cfi_directive): Likewise.
3521 (div_data_align): New.
3522 (output_cfi): Use it.
3524 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3526 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3527 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3528 (TARGET_OCTEON): New macro.
3529 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3530 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3531 (ISA_HAS_POP): New macro.
3532 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3534 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3536 * config/mips/mips.md (cpu): Add octeon.
3537 (type): Add pop attribute value.
3538 (popcount<mode>2): New pattern.
3539 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3541 2008-08-24 Jan Hubicka <jh@suse.cz>
3543 * doc/invoke.texi (-fipa-cp-clone): New option.
3544 (-fipa-cp): Update docs.
3545 (--param ipcp-unit-growth):New.
3546 * ipa-cp.c: Include fibheap.h, params.h
3547 (ipcp_initialize_node_lattices): When not cloning, all externally
3548 visible functions are bottom.
3549 (ipcp_need_redirect_p): Accept clones.
3550 (ipcp_insert_stage): Use cost driven heuristics.
3551 (max_count, dead_nodes): New static vars.
3552 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3553 ipcp_const_param_count): New functions.
3554 * common.opt (ipa-cp-clone): New command line option.
3555 * params.def (ipcp-unit-growth): New.
3557 2008-08-24 Jan Hubicka <jh@suse.cz>
3559 * tree-inline.c (tree_function_versioning): Look harder
3560 for referenced vars.
3562 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3564 PR tree-optimization/37185
3565 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3567 2008-08-23 Jan Hubicka <jh@suse.cz>
3569 * ipa-cp.c (ipcp_analyze_node): New function.
3570 (ipcp_update_cloned_node): Use it.
3571 (ipcp_init_stage): Likewise.
3572 * ipa-inline.c (function_insertion_hook_holder): New static var.
3573 (analyze_function): Break out from ....
3574 (inline_generate_summary): Here; register insertion hook.
3575 (cgraph_decide_inlining): Remove hook.
3576 (add_new_function): New function.
3578 2008-08-23 Jan Hubicka <jh@suse.cz>
3580 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3582 2008-08-23 Jan Hubicka <jh@suse.cz>
3584 * ipa-cp.c (constant_val_insert): Remove.
3585 (ipcp_propagate_one_const): Remove.
3586 (ipcp_create_replace_map): Always insert replacements to the map.
3587 (ipcp_insert_stage): Do not try to insert statements by hand.
3588 * tree-inline.c (insert_init_stmt): Break out from ...
3589 (setup_one_parameter): ... here; allow NULL BB pointer.
3590 (tree_function_versioning): Use setup_one_parameter to process
3593 2008-08-23 Jan Hubicka <jh@suse.cz>
3595 * tree.c (decl_address_ip_invariant_p): New function.
3596 * tree.h (decl_address_ip_invariant_p): Declare.
3597 * gimple.c (strip_invariant_refs): Break out from ...
3598 (is_gimple_invariant_address): ... here
3599 (is_gimple_ip_invariant_address): New function.
3600 (is_gimple_ip_invariant): New function.
3601 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3604 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3605 (ipcp_lat_is_insertable): All constants are insertable.
3606 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3607 IPA_CONST_VALUE_REF.
3608 (ipcp_initialize_node_lattices): Propagate all types of operands.
3609 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3610 (ipcp_create_replace_map): Reformat.
3611 (ipcp_need_redirect_p): Simplify.
3612 (ipcp_insert_stage): Check that argument is used before clonning.
3613 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3614 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3615 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3616 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3617 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3618 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3619 * tree-inline.c (tree_function_versioning): Add variables referenced by
3622 2008-08-23 Jan Hubicka <jh@suse.cz>
3625 * i386.c (standard_80387_constant_p): Use optimize_size.
3627 2008-08-23 Ira Rosen <irar@il.ibm.com>
3629 PR tree-optimization/37161
3630 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3631 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3632 (vect_determine_vectorization_factor): Move the scalar type
3633 retrieval to vect_get_smallest_scalar_type.
3634 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3635 scalar type. Remove redundant computation.
3636 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3637 (vect_get_slp_defs): Take the type of RHS into account if
3638 necessary by calling vect_get_smallest_scalar_type. Call
3639 vect_get_constant_vectors with additional argument.
3641 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3644 * doc/invoke.texi (Wwrite-strings): Clarify description.
3646 2008-08-23 Ira Rosen <irar@il.ibm.com>
3648 PR tree-optimization/37174
3649 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3650 def stmt is a part of the loop before accessing its stmt_vec_info.
3652 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3655 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3656 (*swap): New insn pattern.
3657 (*ashlqi3): Rename from ashlqi3 insn pattern.
3658 (ashlqi3): New expanders.
3659 (*lshrqi3): Rename from lshrqi3 insn pattern.
3660 (lshrqi3): New expanders.
3661 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3662 lshrqi3_const5, lshrqi3_const6): New splitters.
3663 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3664 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3667 2008-08-22 Richard Guenther <rguenther@suse.de>
3669 PR tree-optimization/37078
3670 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3671 [+INF, +INF] ranges.
3673 2008-08-22 Richard Guenther <rguenther@suse.de>
3675 PR tree-optimization/37143
3676 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3677 a conversion statement instead of a copy.
3679 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3682 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3683 CCCmode, CCOmode and CCSmode destination modes.
3686 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3687 from different units in a single alternative.
3688 (*vec_extractv2sf_1): Ditto.
3689 (*vec_extractv2si_0): Ditto.
3690 (*vec_extractv2si_1): Ditto.
3691 * config/i386/sse.md (sse2_storehpd): Ditto.
3692 (sse2_storelpd): Ditto.
3693 (sse2_loadhpd): Ditto.
3694 (sse2_loadlpd): Ditto.
3697 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3698 (popcountsi2): Ditto.
3699 (clzdi2_abm): Ditto.
3700 (popcountdi2): Ditto.
3701 (clzhi2_abm): Ditto.
3702 (popcounthi2): Ditto.
3704 2008-08-22 Richard Guenther <rguenther@suse.de>
3708 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3709 if the multiplication does not overflow.
3711 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3713 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3715 2008-08-21 Richard Henderson <rth@redhat.com>
3717 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3718 spurrious comma from test.
3719 * configure: Rebuild.
3721 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3724 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3727 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3729 * c-tree.h (grokfield): New argument.
3730 * c-decl.c (grokfield): Handle new location argument.
3731 * c-parser.c (c_parser_struct_declaration): Pass location to
3734 2008-08-21 Richard Guenther <rguenther@suse.de>
3736 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3738 2008-08-21 Jan Hubicka <jh@suse.cz>
3740 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3741 (cgraph_add_function_insertion_hook,
3742 cgraph_remove_function_insertion_hook,
3743 cgraph_call_function_insertion_hooks): New functions.
3744 * cgraph.h (cgraph_add_function_insertion_hook,
3745 cgraph_remove_function_insertion_hook,
3746 cgraph_call_function_insertion_hooks): Declare.
3747 * ipa-reference.c (function_insertion_hook_holder): New variable.
3748 (check_operand, look_for_address_of): When checking late, do not care
3749 about module bitmaps.
3750 (add_new_function): New function.
3751 (generate_summary): Register hooks; zero module bitmaps.
3752 (propagate): Unregister hooks.
3753 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3754 (add_new_function): New function.
3755 (generate_summary): Register hook.
3756 (propagate): Remove hook.
3758 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3760 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3761 * ipa-cp.c (ipcp_update_cloned_node): New function.
3762 (build_const_val): Handle functions correctly; bring type logic
3763 into sync with tree-inline.c
3764 (ipcp_init_stage): Take care of computing stuff needed by
3765 indirect inlining; update clones.
3766 (ipcp_generate_summary): Break out of ipcp_driver.
3767 (ipcp_driver): Do only execution and transformation.
3768 (pass_ipa_cp): Make IPA_PASS.
3769 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3771 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3772 ipcp, some info is already available.
3773 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3774 * tree-inline.c (remap_ssa_name): Unshare expression.
3776 2008-08-21 Richard Guenther <rguenther@suse.de>
3778 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3779 a PHI ask VN if it is already available.
3780 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3781 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3783 2008-08-21 Richard Guenther <rguenther@suse.de>
3786 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3787 makes sure to produce a result of the correct type.
3789 2008-08-21 Jan Hubicka <jh@suse.cz>
3790 Backport from LTO branch:
3792 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3793 Jan Hubicka <jh@suse.cz>
3796 (init_state, finish_state, set_function_state, generate_summary):
3798 (scan_stmt): Renamed from scan_function. Changed to keep state in
3799 local static vars rather than cgraph aux field.
3800 (propagate): Renamed from static_execute. Changed to keep state in
3801 local static vars rather than cgraph aux field.
3802 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3803 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3805 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3807 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3808 * ipa-reference.c (init_function_info, generate_summary,
3809 propagate): New functions.
3810 (analyze_function): Call init_function_info.
3811 (static_execute): Stripped into generate_summary and propagate.
3812 (pass_ipa_reference): Made into ipa_opt_pass.
3814 2008-08-21 Richard Guenther <rguenther@suse.de>
3816 PR tree-optimization/37181
3817 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3819 (extract_range_from_unary_expr): Likewise.
3821 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3823 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3825 * toplev.h (pedwarn_at): Likewise.
3826 * builtins.c: Update all calls to pedwarn.
3827 * c-lex.c: Likewise.
3828 * toplev.c: Likewise.
3829 * c-tree.h: Likewise.
3830 * c-decl.c: Likewise.
3831 * c-errors.c: Likewise.
3832 * c-typeck.c: Likewise.
3833 * c-common.c: Likewise.
3834 * c-parser.c: Likewise.
3836 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3839 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3840 with MODE_VECTOR_INT mode.
3842 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3845 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3846 initialized outside the current module.
3847 (warn_uninitialized_var): Ignore left-hand side when walking the
3848 trees. Ignore address expressions. Examine VUSE operands in gimple
3849 statements with a variable declaration on the right-hand side.
3851 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3854 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3856 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3859 * c-common.c (conversion_warning): Do not warn if applying bit-and
3860 operator to unsigned constant that fits in the target type.
3862 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3865 * c-common.c (conversion_warning): Do not warn for artificial
3868 2008-08-20 Richard Guenther <rguenther@suse.de>
3870 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3871 (extract_range_from_binary_expr): Fall back to constant propagation.
3872 (extract_range_from_unary_expr): Likewise.
3874 2008-08-20 Richard Guenther <rguenther@suse.de>
3876 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3877 with TREE_THIS_VOLATILE on shared nodes.
3878 (fold_stmt_r): Likewise.
3880 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3883 * c-parser.c (c_parser_attributes): For keywords use canonical
3884 spelling for attr_name.
3886 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3888 * value-prof.c (check_counter): Revert wrong call to error.
3890 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3892 * profile.c: Update calls to inform.
3893 * value-prof.c: Update calls to inform.
3895 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3897 * diagnostic.c (inform): Add an explicit location_t parameter.
3898 * toplev.h (inform): Update declaration.
3899 * builtins.c: Update all calls to inform.
3900 * c-common.c: Likewise.
3901 * c-decl.c: Likewise.
3902 * c-opts.c: Likewise.
3903 * c-pch.c: Likewise.
3904 * c-pragma.c: Likewise.
3905 * c-typeck.c: Likewise.
3906 * coverage.c: Likewise.
3908 * toplev.c: Likewise.
3909 * tree-cfg.c: Likewise.
3910 * tree-ssa.c: Likewise.
3912 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3915 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3916 V2DI mode, for SSE4.1, use movq instead of vector set if the
3917 second element is zero and inter-unit moves are OK.
3919 2008-08-20 Richard Guenther <rguenther@suse.de>
3921 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3922 properly handle conversion/copy chains after tuplification.
3924 2008-08-20 Richard Guenther <rguenther@suse.de>
3926 * passes.c (init_optimization_passes): Move the second
3927 forwprop pass before alias computation. Remove the second
3928 DCE pass. Remove the first dominator and phi copy/const
3931 2008-08-20 Nick Clifton <nickc@redhat.com>
3933 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3934 support of this feature. Do not assume that a sufficiently new
3935 assembler will support the feature regardless of the target type.
3936 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3937 * configure: Regenerate.
3939 2008-08-20 Richard Guenther <rguenther@suse.de>
3941 * tree-vrp.c (found_in_subgraph): Remove.
3942 (live): New global static.
3943 (live_on_edge): New function.
3944 (blocks_visited): Remove.
3945 (register_edge_assert_for_2): Use live_on_edge.
3946 (find_conditional_asserts): Remove code dealing with
3947 found_in_subgraph. Do not walk the CFG.
3948 (find_switch_asserts): Likewise.
3949 (find_assert_locations_1): Renamed from find_assert_locations.
3950 Move finding assert locations for conditional and switch
3951 statements first. Update live bitmap. Do not walk the CFG.
3952 (find_assert_locations): New function.
3953 (insert_range_assertions): Remove entry of CFG walk.
3954 Adjust call to find_assert_locations.
3955 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3956 that only can appear because of fake exit edges but assert we
3957 never try to insert on those.
3958 (fini_pre): Do not remove fake exit edges here...
3959 (execute_pre): ...but here, before committing edge inserts.
3961 2008-08-19 Richard Guenther <rguenther@suse.de>
3963 * passes.c (init_optimization_passes): Exchange store-ccp
3966 2008-08-19 Rafael Espíndola <espindola@google.com>
3968 * varasm.c (weak_decls): Move earlier in the file.
3969 (assemble_external): Add weak decls to the weak_decls list.
3970 (declare_weak): Don't add decls to the weak_decls list.
3972 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3975 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3976 before (sse2_shufpd_<mode>).
3978 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3981 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3982 * tree.c (block_nonartificial_location): Likewise.
3984 2008-08-19 Richard Guenther <rguenther@suse.de>
3986 PR tree-optimization/35972
3987 PR tree-optimization/23094
3988 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3990 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3991 handle MISALIGNED_INDIRECT_REF.
3992 (get_ref_from_reference_ops): New helper.
3993 (vn_reference_lookup_pieces): Walk the use-def chain using the
3994 alias-oracle if requested.
3995 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3996 walking the use-def chain.
3997 (compute_avail): But not here.
3998 (create_component_ref_by_pieces_1): Properly handle
3999 MISALIGNED_INDIRECT_REF.
4000 (do_regular_insertion): Handle fully redundant
4001 expressions after PHI-translation also for SSA_NAME values, not
4002 only constants. Correctly use edoubleprime for that.
4004 2008-08-19 Ira Rosen <irar@il.ibm.com>
4006 * tree-vectorizer.c (supportable_widening_operation): Support
4007 multi-step conversion, return the number of steps in such conversion
4008 and the required intermediate types.
4009 (supportable_narrowing_operation): Likewise.
4010 * tree-vectorizer.h (vect_pow2): New function.
4011 (supportable_widening_operation): Change argument types.
4012 (supportable_narrowing_operation): Likewise.
4013 (vectorizable_type_promotion): Add an argument.
4014 (vectorizable_type_demotion): Likewise.
4015 * tree-vect-analyze.c (vect_analyze_operations): Call
4016 vectorizable_type_promotion and vectorizable_type_demotion with
4017 additional argument.
4018 (vect_get_and_check_slp_defs): Detect patterns.
4019 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
4021 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
4022 vect_build_slp_tree with correct arguments. Calculate unrolling factor
4023 according to the smallest type in the loop.
4024 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
4025 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
4026 supportable_widening_operation with correct arguments.
4027 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
4028 operands lists according to the number of vector statements in left
4029 or right node, if exists.
4030 (vect_gen_widened_results_half): Remove unused argument.
4031 (vectorizable_conversion): Call supportable_widening_operation,
4032 supportable_narrowing_operation, and vect_gen_widened_results_half
4033 with correct arguments.
4034 (vectorizable_assignment): Change documentation, support multiple
4036 (vectorizable_operation): Likewise.
4037 (vect_get_loop_based_defs): New function.
4038 (vect_create_vectorized_demotion_stmts): Likewise.
4039 (vectorizable_type_demotion): Support loop-aware SLP and general
4040 multi-step conversion. Call vect_get_loop_based_defs and
4041 vect_create_vectorized_demotion_stmts for transformation.
4042 (vect_create_vectorized_promotion_stmts): New function.
4043 (vectorizable_type_promotion): Support loop-aware SLP and general
4044 multi-step conversion. Call vect_create_vectorized_promotion_stmts
4046 (vectorizable_store): Change documentation, support multiple
4048 (vectorizable_load): Likewise.
4049 (vect_transform_stmt): Pass SLP_NODE to
4050 vectorizable_type_promotion and vectorizable_type_demotion.
4051 (vect_schedule_slp_instance): Move here the calculation of number
4052 of vectorized statements for each node from...
4053 (vect_schedule_slp): ... here.
4054 (vect_transform_loop): Call vect_schedule_slp without the last
4057 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
4060 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
4061 to == in assert statement.
4062 (vectorizable_reduction): Fix typo.
4064 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4067 * value-prof.c (check_counter): Dereference pointer to overall
4068 count when printing it.
4070 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4072 * profile.h: Really add it.
4074 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4076 * mcf.c: Really add it.
4078 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
4079 Vinodha Ramasamy <vinodha@google.com>
4081 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
4083 * value-prof.c (check_counter): Fix the counter if
4084 flag_profile_correction is true.
4085 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4086 tree_mod_subtract_transform):
4087 Follow check_counter parameter change.
4088 * common.opt (fprofile-correction): New option.
4090 * profile.h: Likewise.
4091 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
4092 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
4093 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
4095 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
4096 flag_profile_correction is set.
4098 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
4100 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
4102 2008-08-18 Tomas Bily <tbily@suse.cz>
4104 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
4105 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
4107 * tree-data-ref.c (split_constant_offset_1): Likewise.
4108 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
4109 * tree-sra.c (sra_walk_expr): Likewise.
4110 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
4111 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4112 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
4113 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
4115 * gimple.c (gimple_assign_unary_nop_p): Likewise.
4116 * tree-vect-transform.c (vectorizable_type_demotion)
4117 (vectorizable_type_promotion): Likewise.
4118 * tree-inline.c (expand_call_inline):
4119 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4120 (forward_propagate_addr_expr_1, forward_propagate_comparison)
4121 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4122 * expr.c (expand_expr_real_1): Likewise.
4123 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
4124 (gimple_assign_unary_useless_conversion_p): Likewise.
4125 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4126 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
4127 * fold-const.c (fold_unary): Likewise.
4128 * tree.h (CONVERT_EXPR_P): Likewise.
4129 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
4130 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4132 (register_edge_assert_for_2, extract_range_from_unary_expr)
4133 (register_edge_assert_for_1): Likewise.
4135 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4137 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
4138 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
4139 (enum real_value_const): Delete.
4140 (get_real_const): Delete.
4141 * real.c (get_real_const): Delete.
4142 (dconst_e_ptr): Define.
4143 (dconst_third_ptr): Define.
4144 (dconst_sqrt2_ptr): Define.
4145 * builtins.c: Update all callers.
4147 2008-08-18 Richard Guenther <rguenther@suse.de>
4149 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
4150 statement iterator after statement removal.
4152 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
4154 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
4155 (detect_processor_freebsd): Likewise.
4156 (host_detect_local_cpu): Call newly added functions for FreeBSD.
4158 2008-08-18 Richard Guenther <rguenther@suse.de>
4160 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
4161 and loads have the correct types.
4163 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4166 * c-opts.c (cpp_opts): Remove static.
4167 * c-parser.c (cpp_opts): Declare it extern.
4168 (disable_extension_diagnostics): Handle cpp options.
4169 (enable_extension_diagnostics): Likewise.
4171 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4173 * diagnostics.c (permerror_at): Rename as permerror.
4174 (permerror): Delete.
4175 * toplev.h: Likewise.
4177 2008-08-18 Richard Guenther <rguenther@suse.de>
4179 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
4180 sdse1 and addressables2 passes. Replace dce1 with cddce1.
4181 Move call_cdce before build_alias. Move copyrename2,
4182 cunrolli and ccp2 beafore build_alias. Re-add addressable2
4183 right after final inlining.
4184 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
4185 (pass_build_cfg): But instead via TODO_dump_func.
4187 2008-08-18 Richard Guenther <rguenther@suse.de>
4189 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
4191 (scalarize_init): If we failed to generate some initializers
4192 do not generate zeros for not instantiated members. Instead
4193 rely on the copy out.
4194 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
4195 about missing flow-sensitive alias info only if we have
4198 2008-08-17 Nick Clifton <nickc@redhat.com>
4200 * doc/extend.texi (Function Attributes): Fix typo in description
4201 if hot function attribute.
4203 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
4204 Richard Sandiford <rdsandiford@googlemail.com>
4206 * doc/install.texi (--with-mips-plt): Document.
4207 * doc/invoke.texi (-mplt, -mno-plt): Document.
4208 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
4209 and handle ${with_mips_plt}.
4210 * config/mips/mips.opt (mplt): New option.
4211 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
4212 (TARGET_ABICALLS_PIC2): Likewise.
4213 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
4214 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
4215 (ASM_SPEC): Use !mabi=* instead of !mabi*.
4216 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
4217 to decide whether to output ".option picX" directives.
4218 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
4219 Pass -call_nonpic rather than -KPIC for -mplt.
4220 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
4221 on the command line. Also remove it when -mabi=64 is used without
4223 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
4224 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
4225 TARGET_ABICALLS_PIC0.
4226 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
4228 (mips16_build_function_stub): Only output ".option pic" directives
4229 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
4230 (mips16_build_call_stub): Fix comment and remove redundant
4231 ".set at"/"set .noat" directives.
4232 (mips_function_rodata_section): Use the default behaviour for
4233 TARGET_ABSOLUTE_ABICALLS.
4234 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
4235 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
4236 (mips_restore_gp): Do nothing if the current function doesn't use
4238 (mips_expand_prologue): Only save $gp if the current function uses it.
4239 Use a normal move for TARGET_ABICALLS_PIC0.
4240 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
4242 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
4244 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
4245 of function when handling GLOBAL_POINTER_REGNUM.
4247 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
4250 * common.opt (-fstack-check): Do not declare the variable here.
4251 (-fstack-check=): New option variant.
4252 * doc/invoke.texi (Code Gen Options): Document it.
4253 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
4254 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
4255 (STACK_CHECK_STATIC_BUILTIN): New macro.
4256 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
4257 * opts.c: Include expr.h.
4258 (common_handle_option) <OPT_fold_stack_check_>: New case.
4259 <OPT_fstack_check>: Likewise.
4260 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
4261 consistently in the test for variable-sized types. Adjust for
4262 new behaviour of flag_stack_check.
4263 * explow.c: Include except.h.
4264 (allocate_dynamic_stack_space): Do not take into account
4265 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
4266 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
4267 for variable-sized parameters. Treat all parameters whose size is
4268 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
4269 stack checking is enabled.
4270 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
4271 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
4272 if generic stack checking is enabled.
4273 (expand_function_end): Adjust for new behaviour of flag_stack_check.
4274 * reload1.c (reload): Likewise.
4275 * stmt.c (expand_decl): Assert that all automatic variables have
4276 fixed size at this point and remove dead code.
4277 * flags.h (stack_check_type): New enumeration type.
4278 (flag_stack_check): Declare.
4279 * toplev.c (flag_stack_check): New global variable.
4280 * Makefile.in (opts.o): Add dependency on EXPR_H.
4281 (explow.o): Add dependency on except.h.
4283 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
4285 * config/avr/avr.c (avr_override_options): Reduce value of
4286 PARAM_INLINE_CALL_COST.
4288 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
4290 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
4291 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
4292 lieu of TYPE_MODE (type) throughout.
4294 2008-08-15 Joseph Myers <joseph@codesourcery.com>
4296 * config/arm/arm.c (add_minipool_backward_ref): Check for
4297 8-byte-aligned entries in second case of forcing insertion after a
4298 particular entry. Change third case to avoid inserting
4299 non-8-byte-aligned entries before 8-byte-aligned ones.
4301 2008-08-15 Richard Guenther <rguenther@suse.de>
4303 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4304 strip components for unknown size accesses.
4306 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4308 * config/s390/2097.md New file.
4309 * config/s390/s390.md ("z10prop" attribute): Define none,
4310 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4311 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4312 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4313 possible values and apply them to insns as appropriate.
4314 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4315 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4316 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4317 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
4319 ("bfp" mode attribute): Removed. Every occurence replaced
4321 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4322 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4325 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4328 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4331 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4333 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4334 additional argument. Support reduction when duplication is needed due
4335 to data-types of different sizes in the loop.
4336 (get_initial_def_for_induction): Fix printout.
4337 (vect_get_vec_def_for_stmt_copy): Support case where the
4338 vec_stmt_for_operand is a phi node.
4339 (vectorizable_reduction): Support reduction when duplication is needed
4340 due to data-types of different sizes in the loop.
4341 (vectorizable_call): Remove restriction to not vectorize in case we
4342 have data-types of different sizes in the loop.
4343 (vectorizable_conversion): Likewise.
4344 (vectorizable_operation): Likewise.
4345 (vectorizable_type_demotion): Likewise.
4346 (vectorizable_type_promotion): Likewise.
4347 (vectorizable_induction): Add restriction to not vectorize in case
4348 we have data-types of different sizes in the loop.
4350 2008-08-14 Christophe Saout <christophe@saout.de>
4351 Uros Bizjak <ubizjak@gmail.com>
4354 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4355 (*vec_concatv2di_rex64_sse4_1): Ditto.
4356 (*vec_concatv2di_rex64_sse): Ditto.
4358 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4361 * fold-const.c (fold_widened_comparison): Do not allow
4362 sign changes that change the result even if shorter type
4363 is wider than arg1_unw's type.
4365 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4367 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4368 Skip if the multilib testing specifies -march that does not
4369 agree with the one specified in the testcase.
4371 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4373 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4374 zero extend SImode values being converted to TFmode before passing
4377 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4379 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4380 __PPU__ when targeting the Cell/B.E. PPU processor.
4382 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4384 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4385 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4386 Rematerialize the static chain, if any.
4387 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4390 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4392 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4393 (new_loc_descr): Likewise.
4394 (add_loc_descr): Likewise.
4395 (size_of_loc_descr): Likewise.
4396 (size_of_locs): Likewise.
4397 (output_loc_operands): Likewise.
4398 (output_loc_sequence): Likewise.
4399 (new_reg_loc_descr): New.
4400 (build_cfa_loc): Use it.
4401 (build_cfa_aligned_loc): Likewise.
4402 (one_reg_loc_descriptor): Likewise.
4403 (based_loc_descr): Likewise.
4405 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4408 * doc/invoke.texi (Wmain): Update.
4409 * c-decl.c (start_decl): warn_main is only 0 or 1.
4410 (start_function): Likewise. Fix formatting.
4411 (finish_function): Delete redundant warning.
4412 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4413 * c-opts (c_common_handle_option): -Wall only has effect if
4414 warn_main is uninitialized. OPT_Wmain is automatically
4415 handled. -pedantic also enables Wmain.
4416 (c_common_post_options): Handle all logic for Wmain here.
4417 * c-common.c (warn_main): Delete.
4418 (check_main_parameter_types): Make pedwarns conditional on
4420 * c-common.h (warn_main): Delete.
4422 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4425 * expr.c (emit_group_store): Allocate stack temp with the
4426 largest alignment when copying from register to stack.
4428 2008-08-13 Richard Guenther <rguenther@suse.de>
4430 * tree.h (maybe_fold_offset_to_address): Declare.
4431 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4432 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4433 Likewise for POINTER_PLUS_EXPR.
4434 (maybe_fold_offset_to_reference): Enable disabled code.
4435 (maybe_fold_offset_to_address): New function.
4436 (fold_stmt_r): Use it.
4437 (fold_gimple_assign): Likewise.
4438 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4439 (gimplify_expr): Likewise.
4441 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4443 * toplev.h (pedwarn_at): Fix declaration.
4445 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4447 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4448 LINK_SPEC): Use %R in -Y P argument.
4450 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4453 * diagnostic.c (pedwarn_at): New.
4454 * toplev.h (pedwarn_at): Declare.
4455 * c-tree.h (build_enumerator): Update declaration.
4456 * c-decl.c (finish_enum): Update comment.
4457 (build_enumerator): Take a location parameter. Give a pedwarn but do
4458 not perform any conversion.
4459 * c-parser.c (c_parser_enum_specifier): Set correct location for
4462 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4465 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4466 expressions except for conversions to signed:1 bitfields. Handle
4467 COND_EXPR with constant operands.
4469 2008-08-13 Richard Guenther <rguenther@suse.de>
4471 PR tree-optimization/15255
4472 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4473 (struct oecount_s): New struct and VEC types.
4475 (oecount_hash): New function.
4476 (oecount_eq): Likewise.
4477 (oecount_cmp): Likewise.
4478 (zero_one_operation): New function.
4479 (build_and_add_sum): Likewise.
4480 (undistribute_ops_list): Perform un-distribution of multiplication
4481 and division on the chain of summands.
4482 (should_break_up_subtract): Also break up subtracts for factors.
4483 (reassociate_bb): Delete dead visited statements.
4484 Call undistribute_ops_list. Re-sort and optimize if it did something.
4485 * passes.c (init_optimization_passes): Move DSE before
4487 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4490 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4492 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4494 * doc/invoke.texi: Revert unintended checkin.
4496 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4499 * gcc.c (include_spec_function): Tweak call to find_a_file.
4501 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4504 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4505 and TRUTH_ORIF_EXPR.
4506 * dojump.c (do_jump): Likewise.
4508 PR tree-optimization/37084
4509 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4510 if id->regimplify, don't assume stmt is a cast assignment.
4512 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4514 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4516 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4519 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4522 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4524 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4525 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4527 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4528 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4529 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4530 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4531 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4533 * doc/tm.texi (Storage Layout): Remove documentation for
4534 TARGET_FLOAT_FORMAT.
4536 * simplify-rtx.c (simplify_binary_operation_1): Replace
4537 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4539 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4541 * real.h (struct real_format): New member has_sign_dependent_rounding.
4542 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4543 spu_single_format, ieee_double_format, mips_double_format,
4544 motorola_double_format, ieee_extended_motorola_format,
4545 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4546 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4547 mips_extended_format, ieee_quad_format, mips_quad_format,
4548 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4549 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4551 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4552 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4553 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4554 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4555 (ROUND_TOWARDS_ZERO): Likewise.
4557 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4558 (FLOAT_MODE_FORMAT): New macro.
4559 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4560 (MODE_COMPOSITE_P): ... this new macro.
4561 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4562 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4563 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4565 * flags.h: Include "real.h".
4567 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4568 REAL_MODE_FORMAT_COMPOSITE_P.
4569 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4571 * doc/tm.texi (Storage Layout): Remove documentation of
4572 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4573 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4574 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4575 they only apply to libgcc2.a.
4577 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4579 * config/spu/float_disf.c: New file.
4580 * config/spu/float_unsdisf.c: New file.
4581 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4582 (LIB2FUNCS_EXCLUDE): Define.
4584 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4585 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4587 * real.h (struct real_format): New member round_towards_zero.
4588 * real.c (round_for_format): Respect fmt->round_towards_zero.
4589 (ieee_single_format, mips_single_format, motorola_single_format,
4590 spu_single_format, ieee_double_format, mips_double_format,
4591 motorola_double_format, ieee_extended_motorola_format,
4592 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4593 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4594 mips_extended_format, ieee_quad_format, mips_quad_format,
4595 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4596 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4598 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4599 real_format to choose rounding mode when calling MPFR functions.
4600 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4601 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4603 * real.h (real_to_decimal_for_mode): Add prototype.
4604 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4605 Respect target rounding mode when generating decimal representation.
4606 (real_to_decimal): New stub for backwards compatibility.
4607 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4608 real_to_decimal_for_mode instead of real_to_decimal.
4610 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4612 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4613 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4615 * real.c (spu_single_format): New variable.
4616 * real.h (spu_single_format): Declare.
4618 * config/spu/spu.c (spu_override_options): Install SFmode format.
4619 (spu_split_immediate): Use integer mode to operate on pieces of
4620 floating-point values in all cases.
4622 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4623 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4624 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4626 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4628 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4630 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4632 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4634 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4637 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4638 on the VAR_DECL instead of TYPE_READONLY on its type.
4640 2008-08-12 Ira Rosen <irar@il.ibm.com>
4642 * tree-vectorizer.c: Depend on langhooks.h.
4643 (supportable_widening_operation): Add two arguments. Support double
4645 (supportable_narrowing_operation): Likewise.
4646 * tree-vectorizer.h (supportable_widening_operation): Add two
4648 (supportable_narrowing_operation): Likewise.
4649 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4650 supportable_widening_operation with correct arguments.
4651 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4652 (vectorizable_type_demotion): Support double type conversions.
4653 (vectorizable_type_promotion): Likewise.
4654 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4656 2008-08-11 Michael Matz <matz@suse.de>
4658 * i386/i386.c (override_options): Move initialisation from
4659 flag_schedule_insns_after_reload to here from ...
4660 (optimization_options): ... here.
4662 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4664 PR rtl-optimization/36998
4665 * dwarf2out.c (compute_barrier_args_size_1,
4666 compute_barrier_args_size): Temporarily remove assertions.
4668 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4671 * tree-ssa.c (struct walk_data): Add new flag
4672 warn_possibly_uninitialized.
4673 (warn_uninitialized_var): Use it.
4674 (warn_uninitialized_vars): New.
4675 (execute_early_warn_uninitialized): Call it.
4676 (execute_late_warn_uninitialized): Likewise.
4678 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4681 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4684 2008-08-09 Jan Hubicka <jh@suse.cz>
4687 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4689 (expand_fix): Be prepared for expansion to fail.
4690 (expand_sfix_optab): Remove instructions if expansion failed.
4692 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4694 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4696 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4697 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4699 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4701 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4702 mips/t-libgcc-mips16 to tmake_file.
4703 * config/mips/mips-protos.h (mips_call_type): New enum.
4704 (mips_pic_base_register, mips_got_load): Declare.
4705 (mips_restore_gp): Take an rtx argument.
4706 (mips_use_pic_fn_addr_reg_p): Declare.
4707 (mips_expand_call): Replace the sibcall_p argument with
4708 a mips_call_type argument. Add a lazy_p parameter.
4709 (mips_split_call): Declare.
4710 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4711 (MIPS16_PIC_TEMP): Likewise.
4712 (reg_class): Delete M16_NA_REGS.
4713 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4714 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4715 (mips_split_hi_p): Declare.
4716 * config/mips/mips.c (mips_split_hi_p): New array.
4717 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4718 (mips_got_symbol_type_p): New function.
4719 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4720 (mips16_stub_function_p): New function.
4721 (mips16_local_function_p): Likewise.
4722 (mips_use_pic_fn_addr_reg_p): Likewise.
4723 (mips_cannot_force_const_mem): Return false for HIGHs.
4724 Extend CONST_INT and symbolic handling to MIPS16, using
4725 mips_symbol_insns to check that the base symbol type is a
4726 legitimate constant. Reject GOT-based constants if
4727 TARGET_MIPS16_PCREL_LOADS.
4728 (mips_const_insns): Check targetm.cannot_force_const_mem when
4729 decomposing a symbolic base and a large offset.
4730 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4731 When calling a function that needs $25 from MIPS16 code,
4732 move the target address into $25 separately and add a USE
4734 (mips16_gp_pseudo_reg): Insert the initializer immediately
4735 before the first real insn.
4736 (mips_pic_base_register, mips_got_load): New functions.
4737 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4738 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4739 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4740 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4741 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4742 also passing NULL_RTX rather than const0_rtx as the aux argument.
4743 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4744 instead of TARGET_EXPLICIT_RELOCS.
4745 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4746 (mips_load_call_address): Replace the sibcall_p argument with
4747 a mips_call_type argument. Use mips_got_load.
4748 (mips16_local_alias): New structure.
4749 (mips16_local_aliases): New variable.
4750 (mips16_local_aliases_hash): New function.
4751 (mips16_local_aliases_eq): Likewise.
4752 (mips16_local_alias): Likewise.
4753 (mips16_stub_function): Likewise.
4754 (mips16_build_function_stub): Create a local alias for the target
4755 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4756 .cpload directive and an R_MIPS_NONE relocation for the target
4757 function, then load the alias rather than the function itself.
4758 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4759 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4760 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4761 (mips16_build_call_stub): Replace the FN parameter with an
4762 FN_PTR parameter. Force the address into a register if it
4763 isn't a call_insn_operand; don't rely on the caller to do this.
4764 If a call to a locally-defined and locally-binding MIPS16
4765 function must be made indirectly, redirect the call to the
4766 function's local alias. Use mips16_stub_function_p,
4767 mips16_stub_function, mips_expand_call and use_reg.
4768 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4769 Use explicit %hi and %lo accesses where possible.
4770 Use MIPS_CALL to generate the correct code form of a
4771 jal instruction. Add clobbers of $18 instead of uses.
4772 Update the call to mips_emit_call_insn.
4773 (mips_expand_call): Replace the SIBCALL_P argument with a
4774 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4775 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4776 allowing it to modify the call address. Update the calls to
4777 mips_load_call_address and mips_emit_call_insn.
4778 (mips_split_call): New function.
4779 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4780 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4781 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4782 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4783 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4785 (mips_cprestore_slot): New function.
4786 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4787 and use mips_cprestore_slot.
4788 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4790 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4791 then use a copygp_mips16 instruction to set up $28.
4792 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4793 (mips16_lay_out_constants): Call split_all_insns_noflow.
4794 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4795 false if TARGET_MIPS16.
4796 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4797 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4798 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4799 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4800 MIPS16 code. Allow MIPS16 o32 PIC.
4801 (mips_override_options): Allow MIPS16 o32 PIC.
4802 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4803 after reload if TARGET_USE_GOT.
4804 (UNSPEC_COPYGP): New constant.
4805 (length): Use a default length of 8 for MIPS16 GOT loads.
4806 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4807 (*got_page<mode>): Check mips_split_hi_p.
4808 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4809 (unspec_got<mode>, unspec_call<mode>): New expanders.
4810 (load_got<mode>, load_call<mode>): Remove the length attributes.
4811 Use a got attribute instead of a type attribute.
4812 (copygp_mips16): New insn.
4813 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4814 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4815 (sibcall, sibcall_value, call, call_value): Update the calls
4816 to mips_expand_call.
4817 (call_internal, call_value_internal): Use mips_split_call.
4818 (call_value_multiple_internal): Likewise.
4819 (call_split): Move after call_internal (the insn it is split from).
4820 (call_internal_direct, call_value_internal_direct): Turn into
4821 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4822 (call_direct_split, call_value_direct_split): New patterns.
4823 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4824 and use M16_REGS instead of M16_NA_REGS.
4825 * config/mips/predicates.md (const_call_insn_operand): Replace
4826 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4827 mips_use_pic_fn_addr_reg_p check.
4828 (move_operand): Reject HIGHs if mips_split_hi_p.
4829 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4830 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4831 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4832 * config/mips/libgcc-mips16.ver: New file.
4833 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4834 $(srcdir)/config/mips/libgcc-mips16.ver.
4836 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4838 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4839 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4840 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4841 (mips16_cfun_returns_in_fpr_p): Likewise.
4843 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4845 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4846 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4847 rather than 4 to PC.
4849 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4851 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4852 (FUNCTION_PROFILER): Save the static chain pointer into $2
4853 beforehand and restore it aftewards.
4854 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4855 address directly into $25 and call the function through $25;
4856 do not clobber $3. Pad the DImode version to cover the space
4857 left by the deleted $25 <- $3 move.
4858 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4859 the removal of the $25 <- $3 move.
4860 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4861 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4863 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4864 Daniel Jacobowitz <dan@codesourcery.com>
4866 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4867 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4868 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4869 * config/mips/mips.c (mips_start_function_definition): New function.
4870 (mips_end_function_definition): Likewise.
4871 (mips_output_function_prologue): Use mips_start_function_definition.
4872 (mips_output_function_epilogue): Use mips_end_function_definition.
4873 (build_mips16_function_stub): Use mips_start_function_definition
4874 and mips_end_function_definition.
4875 (build_mips16_call_stub): Likewise.
4877 2008-08-09 Richard Guenther <rguenther@suse.de>
4879 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4880 * gimple.h (gimple_call_fn): Adjust comment.
4881 (gimple_call_set_fndecl): New function.
4882 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4883 longer having bare FUNCTION_DECL operand.
4884 (gimple_call_return_type): Likewise.
4885 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4887 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4888 (gimple_mod_pow2): Likewise.
4889 (gimple_mod_subtract): Likewise.
4890 (gimple_ic): Likewise.
4891 (gimple_stringop_fixed_value): Likewise.
4892 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4893 longer having bare FUNCTION_DECL operand.
4894 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4895 * omp-low.c (optimize_omp_library_calls): Likewise.
4896 * cgraphunit.c (update_call_expr): Likewise.
4897 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4898 (execute_convert_to_rsqrt): Likewise.
4899 * cfgexpand.c (gimple_to_tree): Simplify.
4900 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4901 bare FUNCTION_DECL operand.
4902 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4903 (convert_gimple_call): Use gimple_call_fndecl.
4904 * c-common.c (c_warn_unused_result): Likewise.
4906 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4909 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4910 (c_finish_return): Likewise.
4911 (c_start_case): Likewise.
4912 * c-common.c (warn_for_collisions_1): Use explicit location in
4914 * c-parser.c (c_parser_condition): New. Call
4915 verify_sequence_points.
4916 (c_parser_paren_condition): Call c_parser_condition.
4917 (c_parser_for_statement): Call c_parser_condition.
4919 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4922 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4923 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4924 Moved from diagnostic.h
4925 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4927 (emit_diagnostic): New.
4928 (warning0, pedwarn0): Delete.
4929 (warning, warning_at, pedwarn, permerror): Return bool.
4930 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4931 Moved to diagnostic.c.
4932 (struct diagnostic_context): Use correct type for
4933 classify_diagnostic.
4934 (diagnostic_report_diagnostic): Update declaration.
4935 (emit_diagnostic): Declare.
4936 * errors.c (warning): Return bool.
4937 * errors.h (warning): Update declaration.
4938 * toplev.h (warning0, pedwarn0): Delete.
4939 (warning, warning_at, pedwarn, permerror): Return bool.
4940 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4941 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4942 inform. Update all calls.
4943 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4944 before giving informative note.
4945 (implicit_decl_warning): Likewise.
4946 * c-typeck.c (build_function_call): Likewise.
4947 * tree-sssa.c (warn_uninit): Likewise.
4948 * builtins.c (gimplify_va_arg_expr): Likewise.
4950 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4953 * doc/invoke.texi (-Wextra): Move warning from here...
4954 (-Wuninitialized): ... to here.
4956 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4959 * flags.h (set_Wunused): Delete
4960 * toplev.c (process_options): Handle Wunused flags here.
4961 * opts.c (maybe_warn_unused_parameter): Delete.
4962 (common_handle_option): Replace set_Wunused by warn_unused.
4963 (set_Wextra): Do not handle Wunused-parameter here.
4964 (set_Wunused): Delete.
4965 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4967 * common.opt (Wunused): Add Var and Init.
4968 (Wunused-function): Likewise.
4969 (Wunused-label): Likewise.
4970 (Wunused-parameter): Likewise.
4971 (Wunused-value): Likewise.
4972 (Wunused-variable): Likewise.
4974 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4976 * doc/invoke.texi: Add cpu_type power7.
4977 * config.in (HAVE_AS_VSX): New.
4978 * config.gcc: Add cpu_type power7.
4979 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4981 * configure: Regenerate.
4982 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4984 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4985 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4986 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4988 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4990 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4991 type to vectorize.builtin_conversion.
4992 (vectorizable_conversion): Likewise.
4993 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4994 integral type as input.
4995 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4997 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4998 and ALTIVEC_BUILTIN_VCTSXS.
4999 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
5002 2008-08-08 Richard Guenther <rguenther@suse.de>
5004 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
5005 (surely_varying_stmt_p): Calls are varying only if they are
5006 non-builtin and not indirect or have no result.
5007 (ccp_fold): Re-instantiate code before the tuples merge.
5009 2008-08-08 Richard Guenther <rguenther@suse.de>
5011 PR tree-optimization/37056
5012 * gimple.h (gimple_assign_rhs_class): New helper function.
5013 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
5014 unary operations properly.
5016 2008-08-07 Jan Hubicka <jh@suse.cz>
5018 * i386.h (ix86_size_cost): Declare.
5019 (ix86_cur_cost): New function macro.
5020 * i386.md (peepholes expanding size and splitters): Predicate by
5021 optimize_insn_for_speed_p.
5022 (peepholes reduce size and splitters): Predicate by
5023 optimize_insn_for_size_p.
5024 * i386.c (ix86_size_cost): Rename from ...
5025 (size_cost): This one.
5026 (override_options): Update.
5027 (decide_alg): Likewise.
5028 (ix86_expand_clear): Use RTL profile.
5029 (ix86_pad_returns): Use RTL profile.
5031 2008-08-07 Jan Hubicka <jh@suse.cz>
5033 * recog.c (split_all_insns): Set RTL profile
5034 (peephole2_optimize): Likewise.
5035 * function.c (thread_prologue_and_epilogue_insns): Likewise.
5036 * combine.c (combine_instructions): Likewise.
5038 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5040 * c-common.c (c_common_reswords): Also warn about keyword "bool".
5042 2008-08-07 Bob Wilson <bob.wilson@acm.org>
5044 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
5045 value in a6 after the set_frame_ptr insn.
5047 2008-08-07 Richard Henderson <rth@redhat.com>
5050 * gcc.c (cpp_options): Pass along -g*.
5052 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5054 * config/arm/arm.c (output_move_neon): Update comment describing
5055 big-endian vector layout.
5056 (arm_assemble_integer): Do not handle big-endian NEON vectors
5058 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
5059 neon_vget_lane<mode>_sext_internal,
5060 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
5061 element indices for big-endian.
5063 2008-08-07 Richard Henderson <rth@redhat.com>
5065 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
5066 * configure, config.in: Rebuild.
5067 * debug.h (dwarf2out_do_cfi_asm): Declare.
5068 * c-cppbuiltin.c (c_cpp_builtins): Use it.
5069 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
5070 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
5071 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
5073 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5075 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5076 movv2si_internal): Combine into mov<mode>_internal.
5077 (movv2si_internal_2): Remove.
5079 2008-08-07 Jan Hubicka <jh@suse.cz>
5082 * i386.md (single stringop patterns): Enable unconditionally.
5084 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
5087 * config/i386/emmintrin.h (_mm_move_epi64): Use
5088 __builtin_ia32_movq128.
5090 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
5091 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
5093 * config/i386/sse.md (sse2_movq128): New.
5095 * doc/extend.texi: Document __builtin_ia32_movq128.
5097 2008-08-07 Richard Guenther <rguenther@suse.de>
5100 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
5101 pointers can access anything.
5103 2008-08-06 Jan Hubicka <jh@suse.cz>
5105 * optabs.c (emit_unop_insn): Break out to ...
5106 (maybe_emit_unop_insn): ... this one.
5107 (expand_sfix_optab): Use maybe variant.
5108 * optabs.h (maybe_emit_unop_insn): Declare.
5110 * i386.md (mov0 patterns): Enable by default.
5111 (FP conversion expanders): Disable expansion of code expanding
5112 sequences when instruction should be optimized for size.
5113 (single strinop patterns): Enable when optimizing for size.
5114 (string expanders): Disable expanding of code expanding sequences
5115 when optimizning instruction for size.
5116 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
5118 (ix86_fp_comparison_sahf_cost): Likewise.
5119 (ix86_expand_branch): Likewise.
5120 (ix86_expand_ashl_const): Likewise.
5121 (ix86_split_ashl): Likewise.
5122 (ix86_expand_strlen): Likewise.
5123 (ix86_emit_fp_unordered_jump): Likewie.
5125 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5127 * c-common.c: Fix typo.
5128 (c_common_reswords): Activate more C++ keyword warnings.
5130 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
5132 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5135 * diagnostic.c (permerror_at): New.
5136 * toplev.h (permerror_at): Declare.
5138 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
5139 Ira Rosen <irar@il.ibm.com>
5141 * tree-vect-transform.c (vect_model_simple_cost): Return
5142 immediately if stmt is pure SLP.
5143 (vect_model_store_cost): Ditto.
5144 (vect_model_load_cost): Ditto.
5145 (vectorizable_store): Remove PURE_SLP check before call
5146 to vect_model_store_cost.
5147 (vect_model_store_cost): When checking whether stmt describe
5148 strided access, add a check that it is not slp_node.
5150 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5153 * c-common.c (warn_for_sign_compare): New. Handle separately the
5154 case that 'constant' is zero.
5155 * c-typeck.c (build_binary_op): Move code to c-common.c
5157 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5159 * config/alpha/alpha.c (alpha_preferred_reload_class,
5160 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
5161 alpha_output_mi_thunk_osf): Avoid C++ keywords.
5162 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
5163 * config/arm/arm.md: Likewise.
5164 * config/avr/avr-protos.h (preferred_reload_class,
5165 test_hard_reg_class, avr_simplify_comparison_p,
5166 out_shift_with_cnt, class_max_nregs): Likewise.
5167 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
5168 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
5169 preferred_reload_class, test_hard_reg_class): Likewise.
5170 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
5171 bfin_memory_move_cost, bfin_secondary_reload,
5172 bfin_output_mi_thunk): Likewise.
5173 * config/crx/crx.c (crx_secondary_reload_class,
5174 crx_memory_move_cost): Likewise.
5175 * config/frv/frv-protos.h (frv_secondary_reload_class,
5176 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
5177 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
5178 frv_secondary_reload_class, frv_class_likely_spilled_p,
5179 frv_class_max_nregs): Likewise.
5180 * config/h8300/h8300.c (h8300_classify_operand,
5181 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
5183 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
5184 * config/ia64/ia64.c (ia64_preferred_reload_class,
5185 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
5186 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
5187 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
5189 * config/m68hc11/m68hc11.c (preferred_reload_class,
5190 m68hc11_memory_move_cost): Likewise.
5191 * config/mcore/mcore.c (mcore_secondary_reload_class,
5192 mcore_reload_class): Likewise.
5193 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
5194 mips_class_max_nregs, mips_cannot_change_mode_class,
5195 mips_preferred_reload_class, mips_secondary_reload_class,
5196 mips_output_mi_thunk): Likewise.
5197 * config/mmix/mmix.c (mmix_preferred_reload_class,
5198 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
5200 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5202 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
5203 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
5204 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5205 * config/rs6000/rs6000.c (paired_expand_vector_init,
5206 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
5207 compare_section_name, rs6000_memory_move_cost): Likewise.
5208 * config/s390/s390.c (s390_emit_compare_and_swap,
5209 s390_preferred_reload_class, s390_secondary_reload,
5210 legitimize_pic_address, legitimize_tls_address,
5211 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
5212 s390_class_max_nregs): Likewise.
5213 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5214 * config/s390/s390.md: Likewise.
5215 * config/score/score-protos.h (score_secondary_reload_class,
5216 score_preferred_reload_class): Likewise.
5217 * config/score/score.c (score_preferred_reload_class,
5218 score_secondary_reload_class): Likewise.
5219 * config/score/score3.c (score3_output_mi_thunk,
5220 score3_preferred_reload_class, score3_secondary_reload_class,
5221 score3_hard_regno_mode_ok): Likewise.
5222 * config/score/score3.h (score3_preferred_reload_class,
5223 score3_secondary_reload_class): Likewise.
5224 * config/score/score7.c (score7_output_mi_thunk,
5225 score7_preferred_reload_class, score7_secondary_reload_class,
5226 score7_hard_regno_mode_ok): Likewise.
5227 * config/score/score7.h (score7_preferred_reload_class,
5228 score7_secondary_reload_class): Likewise.
5229 * config/sh/sh.c (prepare_move_operands, output_far_jump,
5230 output_branchy_insn, add_constant, gen_block_redirect,
5231 sh_insn_length_adjustment, sh_cannot_change_mode_class,
5232 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
5234 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5235 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
5236 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
5237 xstormy16_preferred_reload_class): Likewise.
5238 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
5239 xtensa_expand_atomic, override_options,
5240 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
5242 * reorg.c (try_merge_delay_insns): Likewise.
5243 * tree.c (merge_dllimport_decl_attributes): Likewise.
5245 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
5247 2008-08-06 Michael Matz <matz@suse.de>
5249 * Makefile.in (write_entries_to_file): Quote words.
5250 * gengtype.c: (read_input_line): Skip over leading white-space.
5252 2008-08-06 Marc Gauthier <marc@tensilica.com>
5254 * config.gcc: Match more processor names for Xtensa.
5255 * configure.ac: Likewise.
5256 * doc/install.texi (Specific): Likewise.
5257 * configure: Regenerate.
5259 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5261 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
5262 * calls.c (avoid_likely_spilled_reg): Likewise.
5263 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
5264 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
5265 * config/i386/i386.c (ix86_expand_special_args_builtin,
5266 ix86_secondary_reload): Likewise.
5267 * except.c (struct eh_region, gen_eh_region_catch,
5268 remove_unreachable_regions, duplicate_eh_regions,
5269 assign_filter_values, build_post_landing_pads,
5270 sjlj_find_directly_reachable_regions, remove_eh_handler,
5271 reachable_next_level, foreach_reachable_handler,
5272 can_throw_internal_1, can_throw_external_1,
5273 collect_one_action_chain): Likewise.
5274 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
5275 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
5276 * function.c (update_temp_slot_address, instantiate_new_reg,
5277 instantiate_virtual_regs_in_rtx,
5278 instantiate_virtual_regs_in_insn): Likewise.
5279 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
5280 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
5281 gimplify_cleanup_point_expr): Likewise.
5282 * ipa-cp.c (ipcp_lattice_changed): Likewise.
5283 * passes.c (next_pass_1): Likewise.
5284 * print-tree.c (print_node_brief, print_node): Likewise.
5285 * profile.c (branch_prob): Likewise.
5286 * tree-dump.c (dump_register): Likewise.
5287 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
5289 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
5290 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
5291 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
5292 copy_arguments_for_versioning, copy_static_chain): Likewise.
5293 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
5294 add_new_name_mapping, register_new_name_mapping): Likewise.
5295 * tree-mudflap.c (mf_xform_derefs): Likewise.
5296 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
5297 get_init_expr, combine_chains): Likewise.
5298 * tree-pretty-print.c (dump_generic_node): Likewise.
5299 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
5300 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
5301 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
5302 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5304 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5307 * calls.c (expand_call): Use the biggest preferred stack
5310 2008-08-06 Michael Matz <matz@suse.de>
5313 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5314 for reused reload, instead of overwriting them.
5316 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5319 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5320 for incoming stack boundary.
5322 * function.c (assign_parm_find_entry_rtl): Update
5323 parm_stack_boundary.
5325 * function.h (rtl_data): Add parm_stack_boundary.
5327 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5328 parm_stack_boundary for incoming stack boundary.
5330 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5332 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5333 for unrepresentable subregs or treat them as equal to other regs
5334 or subregs with the same register number.
5336 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5339 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5342 2008-08-06 Jan Hubicka <jh@suse.cz>
5344 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5345 frequencies might be hot.
5347 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5349 * reload.c (find_reloads): Force constants into literal pool
5350 also if they are wrapped in a SUBREG.
5352 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5355 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5356 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5357 Don't allow predicated instructions for data speculation.
5358 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5361 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5363 * haifa-sched.c (extend_global): Split to extend_global_data and
5364 extend_region_data. Update all uses.
5365 (extend_all): Rename to extend_block_data.
5367 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5369 * sched-rgn.c (new_ready): Check if instruction can be
5370 speculatively scheduled before attempting speculation.
5371 (debug_rgn_dependencies): Remove wrongful assert.
5373 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5375 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5377 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5379 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5380 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5381 va_size, and type_size.
5383 2008-08-04 Jason Merrill <jason@redhat.com>
5386 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5387 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5389 2008-08-05 Richard Henderson <rth@redhat.com>
5391 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5392 * configure: Rebuild.
5394 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5397 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5398 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5401 2008-08-05 Richard Henderson <rth@redhat.com>
5403 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5404 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5405 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5406 * common.opt (fdwarf2-cfi-asm): New.
5407 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5408 * config.in, configure: Rebuild.
5409 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5410 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5411 (dw2_force_const_mem): Externalize.
5412 * dwarf2asm.h: Update.
5413 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5414 generate a real label.
5415 (output_cfi_directive): New.
5416 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5417 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5418 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5420 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5421 (output_loc_operands_raw, output_loc_sequence_raw): New.
5422 (output_cfa_loc_raw): New.
5424 2008-08-05 Paul Brook <paul@codesourcery.com>
5426 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5427 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5428 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5429 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5430 * config/arm/arm.h (TARGET_VFPD32): Define.
5431 (TARGET_VFP3): Use TARGET_VFPD32.
5432 (fputype): Add FPUTYPE_VFP3D16.
5433 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5434 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5435 * config/arm/arm-cores.def: Add cortex-r4f.
5436 * config/arm/arm-tune.md: Regenerate.
5438 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5440 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5441 Reword some comments throughout the file.
5443 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5444 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5445 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5446 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5448 (MFC_START_ENABLE): Remove PPU-only define.
5449 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5450 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5452 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5453 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5454 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5455 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5456 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5457 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5458 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5460 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5461 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5462 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5463 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5465 (spu_read_machine_status): Fix typo.
5467 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5469 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5470 SUBREG of multi-word hard register.
5471 * config/spu/spu.c (valid_subreg): Likewise.
5472 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5474 2008-08-04 Richard Guenther <rguenther@suse.de>
5476 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5477 the candidate with the stripped base if that base is different
5478 from the original base even for offset zero.
5480 2008-08-04 Richard Guenther <rguenther@suse.de>
5483 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5484 check for no_overflow.
5486 2008-08-04 Richard Guenther <rguenther@suse.de>
5488 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5490 2008-08-04 Paul Brook <paul@codesourcery.com>
5492 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5493 (arm_order_regs_for_local_alloc): New function.
5494 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5496 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5498 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5501 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5502 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5503 (ix86_expand_epilogue): Likewise.
5505 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5507 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5510 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5512 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5513 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5514 (*movv2sf_internal_rex64): Ditto.
5516 2008-08-03 Jan Hubicka <jh@suse.cz>
5518 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5519 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5520 * expmed.c (expand_smod_pow2): Likewise.
5522 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5525 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5526 alternative 0 of operand 1.
5527 (*vec_concatv2di_rex64_sse): Ditto.
5528 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5530 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5531 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5532 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5533 (*movv2sf_internal_rex64): Ditto.
5535 2008-08-02 Richard Guenther <rguenther@suse.de>
5538 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5539 (ssedoublesizemode): New mode attribute.
5540 (sse_shufps): Call gen_sse_shufps_v4sf.
5541 (sse_shufps_1): Macroize.
5542 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5543 (sse2_shufpd_1): Macroize.
5544 (vec_extract_odd, vec_extract_even): New expanders.
5545 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5546 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5547 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5548 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5549 (ix86_expand_vector_set): Likewise.
5550 (ix86_expand_reduc_v4sf): Likewise.
5552 2008-08-01 Doug Kwan <dougkwan@google.com>
5554 * matrix-reorg.c: Re-enable all code.
5555 (struct malloc_call_data): Change CALL_STMT to gimple type.
5556 (collect_data_for_malloc_call): Tuplify.
5557 (struct access_site_info): Change STMT to gimple type.
5558 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5559 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5560 (struct free_info): Change STMT to gimple type.
5561 (struct matrix_access_phi_node): Change PHI to gimple type.
5562 (get_inner_of_cast_expr): Remove.
5563 (may_flatten_matrices_1): Tuplify.
5564 (may_flatten_matrices): Ditto.
5565 (mark_min_matrix_escape_level): Ditto.
5566 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5567 (ssa_accessed_in_call_rhs): New
5568 (ssa_accessed_in_assign_rhs): New
5569 (record_access_alloc_site_info): Tuplify.
5570 (add_allocation_site): Ditto.
5571 (analyze_matrix_allocation_site): Ditto.
5572 (analyze_transpose): Ditto.
5573 (get_index_from_offset): Ditto.
5574 (update_type_size): Ditto.
5575 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5576 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5577 (analyze_accesses_for_phi_node): Tuplify.
5578 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5579 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5580 (analyze_matrix_accesses): Tuplify.
5581 (check_var_data): New call-back type for check_var_notmodified_p.
5582 (check_var_notmodified_p): Tuplify and use call-back struct to
5583 return statement found.
5584 (can_calculate_expr_before_stmt): Factor out statement related code
5586 (can_calculate_stmt_before_stmt): New.
5587 (check_allocation_function): Tuplify.
5588 (find_sites_in_func): Ditto.
5589 (record_all_accesses_in_func): Ditto.
5590 (transform_access_sites): Ditto.
5591 (transform_allocation_sites): Ditto.
5592 (matrix_reorg): Re-enable.
5593 (gate_matrix_reorg): Re-enable.
5595 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5597 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5598 for labels for which it hasn't been set yet. If it has been set,
5599 stop walking insns and continue with next worklist item.
5600 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5601 if the only BARRIER is at the very end of a function.
5603 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5605 * cfgexpand.c (expand_stack_alignment): Assert that
5606 stack_realign_drap and drap_rtx must match.
5608 * function.c (instantiate_new_reg): If DRAP is used to realign
5609 stack, replace virtual_incoming_args_rtx with internal arg
5612 2008-08-01 Richard Guenther <rguenther@suse.de>
5614 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5615 loop information only if we initialized it.
5616 (execute_pre): Call fini_pre with in_fre.
5617 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5618 if we do not unroll because we hit max-completely-peeled-insns.
5619 Use our estimation for consistency, do allow shrinking.
5621 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5623 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5624 with MIN_STACK_BOUNDARY.
5625 (ix86_update_stack_boundary): Likewise.
5626 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5629 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5630 (MIN_STACK_BOUNDARY): This.
5632 2008-08-01 Richard Guenther <rguenther@suse.de>
5635 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5637 2008-08-01 Richard Guenther <rguenther@suse.de>
5639 PR tree-optimization/36988
5640 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5641 do not matter if that doesn't change volatile qualification.
5643 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5645 * configure.ac: Do not generate libada-mk. Do not subst
5647 * libada-mk.in: Remove.
5648 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5649 * configure: Regenerate.
5651 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5653 * tree-pass.h: Added comment about not dumping passes with name
5654 starting with star in struct opt_pass.
5655 * passes.c (register_dump_files_1): Don't do dump for a pass with
5656 name starting with star.
5657 * doc/passes.texi (Pass manager): Mention pass names and special
5658 meaning of star prefix to avoid dump.
5660 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5662 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5664 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5665 (ISA_MIPS64R2): New macro.
5666 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5667 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5668 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5669 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5670 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5671 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5672 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5673 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5674 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5675 Move up to keep list alphabetically sorted.
5676 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5677 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5679 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5680 (-march=@var{arch}): Add mips64r2.
5682 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5684 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5686 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5688 * expr.c (expand_assignment): Check for complete type.
5690 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5693 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5695 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5696 for stack alignment.
5698 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5700 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5702 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5703 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5705 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5707 PR rtl-optimization/36419
5708 * dwarf2out.c (barrier_args_size): New variable.
5709 (compute_barrier_args_size, compute_barrier_args_size_1): New
5711 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5712 if not called yet in the current function, use barrier_args_size
5713 array to find the new args_size value.
5714 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5716 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5719 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5722 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5725 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5726 (dwarf2out_stack_adjust): Use it.
5727 (dwarf2out_frame_debug_expr): Likewise.
5729 2008-07-31 Richard Guenther <rguenther@suse.de>
5731 PR tree-optimization/36978
5732 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5733 the generated condition.
5735 2008-07-31 Richard Guenther <rguenther@suse.de>
5737 * passes.c (init_optimization_passes): Always call
5738 pass_early_warn_uninitialized.
5739 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5740 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5741 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5743 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5746 * builtins.c (maybe_emit_free_warning): New function.
5747 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5748 maybe_emit_free_warning for BUILT_IN_FREE.
5751 * dwarf2out.c (get_context_die): New function.
5752 (force_decl_die, force_type_die): Use it.
5753 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5754 returns NULL, force generation of DW_TAG_typedef and put that into
5757 PR preprocessor/36649
5758 * c-pch.c (c_common_read_pch): Save and restore
5759 line_table->trace_includes across PCH restore.
5761 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5764 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5766 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5769 * final.c (call_from_call_insn): Handle COND_EXEC.
5771 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5773 * builtins.c (std_gimplify_va_arg_expr): Replace
5774 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5775 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5777 2008-07-30 Joey Ye <joey.ye@intel.com>
5778 H.J. Lu <hongjiu.lu@intel.com>
5780 * builtins.c (expand_builtin_setjmp_receiver): Replace
5781 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5782 (expand_builtin_apply_args_1): Likewise.
5783 (expand_builtin_longjmp): Need DRAP for stack alignment.
5784 (expand_builtin_apply): Likewise.
5786 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5787 instead of assign_stack_local to allow alignment reduction.
5789 * calls.c (emit_call_1): Need DRAP for stack alignment if
5791 (expand_call): Replace virtual_incoming_args_rtx with
5792 crtl->args.internal_arg_pointer.
5793 * stmt.c (expand_nl_goto_receiver): Likewise.
5795 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5796 alignment and store to stack_alignment_estimated and
5797 max_used_stack_slot_alignment.
5798 (expand_one_var): Likewise.
5799 (expand_stack_alignment): New function.
5800 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5801 and stack_alignment_estimated fields in rtl_data. Call
5802 expand_stack_alignment at end.
5804 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5805 (MAX_STACK_ALIGNMENT): Likewise.
5806 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5807 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5809 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5810 stack alignment when generating virtual registers.
5812 * function.c (assign_stack_local): Renamed to ...
5813 (assign_stack_local_1): This. Add a parameter to indicate
5814 if it is OK to reduce alignment.
5815 (assign_stack_local): Use it.
5816 (instantiate_new_reg): Instantiate virtual incoming args rtx
5817 to vDRAP if stack realignment and DRAP is needed.
5818 (assign_parms): Collect parameter/return type alignment and
5819 contribute to stack_alignment_estimated.
5820 (locate_and_pad_parm): Likewise.
5821 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5822 with crtl->args.internal_arg_pointer.
5824 * function.h (rtl_data): Add new field drap_reg,
5825 max_used_stack_slot_alignment, stack_alignment_estimated,
5826 stack_realign_needed, need_drap, stack_realign_processed and
5827 stack_realign_finalized.
5828 (stack_realign_fp): New macro.
5829 (stack_realign_drap): Likewise.
5831 * global.c (compute_regsets): Frame pointer is needed when
5832 stack is realigned. Can eliminate frame pointer when stack is
5833 realigned and dynamic realigned argument pointer isn't used.
5835 * reload1.c (update_eliminables): Frame pointer is needed
5836 when stack is realigned.
5837 (init_elim_table): Can eliminate frame pointer when stack is
5838 realigned and dynamic realigned argument pointer isn't used.
5840 * rtl.h (assign_stack_local_1): Declare new funtion.
5842 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5843 (TARGET_GET_DRAP_RTX): Likewise.
5844 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5845 TARGET_GET_DRAP_RTX.
5847 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5849 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5850 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5852 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5853 H.J. Lu <hongjiu.lu@intel.com>
5855 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5856 vdrap_reg, stack_realign and drap_reg_saved.
5857 (add_cfi): Don't allow redefining CFA when DRAP is used.
5858 (reg_save): Handle stack alignment.
5859 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5860 alignment. Don't generate DWARF information for (set fp sp)
5862 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5864 (int_loc_descriptor): Move prototype forward. Also define if
5865 DWARF2_UNWIND_INFO is true.
5866 (output_cfa_loc): Handle DW_CFA_expression.
5867 (build_cfa_aligned_loc): New.
5868 (based_loc_descr): Update assert for stack realign. For local
5869 variables, use sp+offset when stack is aligned without drap and
5870 fp+offset when stack is aligned with drap. For arguments, use
5871 cfa+offset when drap is used to align stack.
5873 2008-07-30 Joey Ye <joey.ye@intel.com>
5874 H.J. Lu <hongjiu.lu@intel.com>
5876 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5878 (ix86_gen_andsp): New.
5879 (ix86_user_incoming_stack_boundary): Likewise.
5880 (ix86_default_incoming_stack_boundary): Likewise.
5881 (ix86_incoming_stack_boundary): Likewise.
5882 (ix86_can_eliminate): Likewise.
5883 (find_drap_reg): Likewise.
5884 (ix86_update_stack_boundary): Likewise.
5885 (ix86_get_drap_rtx): Likewise.
5886 (ix86_finalize_stack_realign_flags): Likewise.
5887 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5888 (TARGET_GET_DRAP_RTX): Likewise.
5889 (override_options): Overide option value for new options.
5890 (ix86_function_ok_for_sibcall): Remove check for
5891 force_align_arg_pointer.
5892 (ix86_handle_cconv_attribute): Likewise.
5893 (ix86_function_regparm): Likewise.
5894 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5895 (ix86_va_start): Replace virtual_incoming_args_rtx with
5896 crtl->args.internal_arg_pointer.
5897 (ix86_select_alt_pic_regnum): Check DRAP register.
5898 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5899 (ix86_compute_frame_layout): Compute frame layout wrt stack
5901 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5902 (ix86_expand_prologue): Decide if stack realignment is needed
5903 and generate prologue code accordingly.
5904 (ix86_expand_epilogue): Generate epilogue code wrt stack
5905 realignment is really needed or not.
5907 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5908 (ABI_STACK_BOUNDARY): Likewise.
5909 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5910 (STACK_REALIGN_DEFAULT): Likewise.
5911 (INCOMING_STACK_BOUNDARY): Likewise.
5912 (MAX_STACK_ALIGNMENT): Likewise.
5913 (ix86_incoming_stack_boundary): Likewise.
5914 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5915 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5916 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5917 (machine_function): Remove force_align_arg_pointer.
5919 * config/i386/i386.md (BX_REG): New.
5920 (R13_REG): Likewise.
5922 * config/i386/i386.opt (mforce_drap): New.
5923 (mincoming-stack-boundary): Likewise.
5924 (mstackrealign): Add Init(-1).
5926 * config/i386/i386-protos.h (ix86_can_eliminate): New
5928 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5930 * doc/extend.texi: Update force_align_arg_pointer.
5932 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5935 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5936 (INCOMING_STACK_BOUNDARY): Likewise.
5937 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5938 (TARGET_GET_DRAP_RTX): Likewise.
5940 2008-07-30 Andreas Schwab <schwab@suse.de>
5942 PR rtl-optimization/36929
5943 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5944 add_insn_before and fix argument order.
5945 (replace_inc_dec_mem): Handle NULL rtx.
5947 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5949 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5951 (arm_compute_initial_elimination_offset): Use it.
5952 (arm_compute_save_reg_mask): Include static chain save slot when
5953 calculating alignment.
5954 (arm_get_frame_offsets): Ditto.
5955 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5956 that we can use to decrement the stack when the stack decrement
5957 could be too big for an immediate value in a single insn.
5958 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5960 2008-07-30 Richard Guenther <rguenther@suse.de>
5962 PR tree-optimization/36967
5963 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5964 Release defs of statements we remove.
5966 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5968 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5969 instead of NULL_RTVEC.
5971 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5975 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5978 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5980 * final.c (call_from_call_insn): New.
5981 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5983 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5985 * configure.ac: Substitute ADA_CFLAGS.
5986 * configure: Regenerate.
5987 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5988 * Makefile.in: Remove mention of X_* variables.
5989 * config/pa/x-ada-hpux10: Remove.
5990 * config/pa/x-ada: Remove.
5992 * doc/fragments.texi: Update.
5994 2008-07-30 Olivier Hainque <hainque@adacore.com>
5996 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5997 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5998 __dso_handle explicitly here.
6000 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6003 * c-typeck.c (build_binary_op): Encapsulate code into...
6004 * c-common.c (shorten_binary_op): ...this new function.
6005 (conversion_warning): Use the new function. Handle non-negative
6006 constant in bitwise-and.
6007 * c-common.h (shorten_binary_op): Declare.
6009 2008-07-30 Olivier Hainque <hainque@adacore.com>
6011 * scan.c (make_sstring_space): Add explicit conversions of
6012 allocator's return value.
6013 * fix-header.c (recognized_function): Likewise.
6015 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6017 * doc/cpp.texi: Update to GFDL 1.2.
6018 * doc/gcc.texi: Do not list GPL as Invariant Section.
6019 * doc/gccint.texi: Likewise. Update copyright years.
6020 * doc/install.texi: Update copyright years.
6022 2008-07-30 Alan Modra <amodra@bigpond.net.au>
6025 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
6026 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
6028 2008-07-29 Jan Hubicka <jh@suse.cz>
6030 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
6031 (grokdeclarator): Likewise.
6032 * langhooks.c (lhd_warn_unused_global_decl): Use
6033 DECL_DECLARED_INLINE_P.
6034 * print-tree.c (print_node): Remove DECL_INLINE check.
6036 2008-07-29 Richard Guenther <rguenther@suse.de>
6038 PR tree-optimization/36945
6039 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
6040 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
6041 Record invariant addresses un-decomposed.
6042 (copy_reference_ops_from_call): Record reference call
6043 arguments properly. Simplify.
6044 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
6045 helper split out from ...
6046 (create_component_ref_by_pieces): ... here. Simplify.
6047 Prepare for recursive invocation for call arguments.
6048 (create_expression_by_pieces): Adjust call to
6049 create_component_ref_by_pieces.
6050 (compute_avail): Process operand 2 of reference ops.
6052 2008-07-29 Richard Guenther <rguenther@suse.de>
6054 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
6056 2008-07-29 Jakub Jelinek <jakub@redhat.com>
6058 * c-format.c (check_format_types): Revert unwanted checkin.
6060 2008-07-29 Jan Hubicka <jh@suse.cz>
6062 * flags.h (flag_really_no_inline): Remove.
6063 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
6064 * toplev.c (flag_really_no_inline): Remove.
6065 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
6066 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
6067 (cgraph_decide_inlining_incrementally): Likewise.
6068 (compute_inline_parameters): Likewise.
6069 * opts.c (decode_options): Simplify.
6070 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
6071 * common.opt (finline): Initialize to 1.
6072 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
6074 2008-07-29 Jan Hubicka <jh@suse.cz>
6076 * predict.c (always_optimize_for_size_p): New function.
6077 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6078 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6079 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
6081 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
6082 * function.c (prepare_function_start): Set default profile.
6083 * function.h (rtl_data): Add maybe_hot_insn_p.
6084 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
6085 (construct_exit_block): Likewise.
6086 (tree_expand_cfg): Likewise.
6088 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6089 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6090 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6091 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
6094 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6097 * c-decl.c (merge_decls): Merge USED flags.
6099 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
6101 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
6102 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
6103 next_stack, lab_false and lab_over trees.
6105 2008-07-28 Richard Guenther <rguenther@suse.de>
6107 PR tree-optimization/36957
6108 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
6109 (useless_type_conversion_p): Remove.
6110 (types_compatible_p): Remove.
6111 * gimple.h (tree_ssa_useless_type_conversion): Declare.
6112 (useless_type_conversion_p): Declare.
6113 (types_compatible_p): Declare.
6114 (gimple_expr_type): Return the base type only if it is
6115 trivially convertible to the subtype.
6117 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
6119 * configure.ac: Use the m4_do macro to concatenate the warnings into
6120 one string in ACX_PROG_CC_WARNING_OPTS,
6121 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
6122 * configure: Regenerate.
6124 2008-07-28 Richard Guenther <rguenther@suse.de>
6126 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
6127 (insert_fake_stores): Remove.
6128 (realify_fake_stores): Likewise.
6129 (execute_pre): Remove dead code.
6130 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
6131 (find_func_aliases): Deal with it here instead.
6132 Re-enable gcc_unreachable call.
6134 2008-07-28 Richard Guenther <rguenther@suse.de>
6136 Merge from gimple-tuples-branch.
6138 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
6139 * gimple.def: New file.
6140 * gsstruct.def: Likewise.
6141 * gimple-iterator.c: Likewise.
6142 * gimple-pretty-print.c: Likewise.
6143 * tree-gimple.c: Removed. Merged into ...
6144 * gimple.c: ... here. New file.
6145 * tree-gimple.h: Removed. Merged into ...
6146 * gimple.h: ... here. New file.
6148 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
6149 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
6150 --enable-checking=gimple flag.
6151 * config.in: Likewise.
6152 * configure: Regenerated.
6154 * tree-ssa-operands.h: Tuplified.
6155 * tree-vrp.c: Likewise.
6156 * tree-loop-linear.c: Likewise.
6157 * tree-into-ssa.c: Likewise.
6158 * tree-ssa-loop-im.c: Likewise.
6159 * tree-dump.c: Likewise.
6160 * tree-complex.c: Likewise.
6161 * cgraphbuild.c: Likewise.
6162 * tree-ssa-threadupdate.c: Likewise.
6163 * tree-ssa-loop-niter.c: Likewise.
6164 * tree-pretty-print.c: Likewise.
6165 * tracer.c: Likewise.
6166 * gengtype.c: Likewise.
6167 * tree-loop-distribution.c: Likewise.
6168 * tree-ssa-loop-unswitch.c: Likewise.
6169 * cgraph.c: Likewise.
6170 * cgraph.h: Likewise.
6171 * tree-ssa-loop-manip.c: Likewise.
6172 * value-prof.c: Likewise.
6173 * tree-ssa-loop-ch.c: Likewise.
6174 * tree-tailcall.c: Likewise.
6175 * value-prof.h: Likewise.
6178 * tree-pass.h: Likewise.
6179 * ipa-cp.c: Likewise.
6180 * tree-scalar-evolution.c: Likewise.
6181 * tree-scalar-evolution.h: Likewise.
6182 * target.h: Likewise.
6183 * lambda-mat.c: Likewise.
6184 * tree-phinodes.c: Likewise.
6185 * diagnostic.h: Likewise.
6186 * builtins.c: Likewise.
6187 * tree-ssa-alias-warnings.c: Likewise.
6188 * cfghooks.c: Likewise.
6189 * fold-const.c: Likewise.
6190 * cfghooks.h: Likewise.
6191 * omp-low.c: Likewise.
6192 * tree-ssa-dse.c: Likewise.
6193 * ipa-reference.c: Likewise.
6194 * tree-ssa-uncprop.c: Likewise.
6195 * toplev.c: Likewise.
6196 * tree-gimple.c: Likewise.
6197 * tree-gimple.h: Likewise.
6198 * tree-chrec.c: Likewise.
6199 * tree-chrec.h: Likewise.
6200 * tree-ssa-sccvn.c: Likewise.
6201 * tree-ssa-sccvn.h: Likewise.
6202 * cgraphunit.c: Likewise.
6203 * tree-ssa-copyrename.c: Likewise.
6204 * tree-ssa-ccp.c: Likewise.
6205 * tree-ssa-loop-ivopts.c: Likewise.
6206 * tree-nomudflap.c: Likewise.
6207 * tree-call-cdce.c: Likewise.
6208 * ipa-pure-const.c: Likewise.
6209 * c-format.c: Likewise.
6210 * tree-stdarg.c: Likewise.
6211 * tree-ssa-math-opts.c: Likewise.
6212 * tree-ssa-dom.c: Likewise.
6213 * tree-nrv.c: Likewise.
6214 * tree-ssa-propagate.c: Likewise.
6215 * ipa-utils.c: Likewise.
6216 * tree-ssa-propagate.h: Likewise.
6217 * tree-ssa-alias.c: Likewise.
6218 * gimple-low.c: Likewise.
6219 * tree-ssa-sink.c: Likewise.
6220 * ipa-inline.c: Likewise.
6221 * c-semantics.c: Likewise.
6222 * dwarf2out.c: Likewise.
6224 * tree-ssa-loop-ivcanon.c: Likewise.
6225 * predict.c: Likewise.
6226 * tree-ssa-loop.c: Likewise.
6227 * tree-parloops.c: Likewise.
6228 * tree-ssa-address.c: Likewise.
6229 * tree-ssa-ifcombine.c: Likewise.
6230 * matrix-reorg.c: Likewise.
6231 * c-decl.c: Likewise.
6232 * tree-eh.c: Likewise.
6233 * c-pretty-print.c: Likewise.
6234 * lambda-trans.c: Likewise.
6235 * function.c: Likewise.
6236 * langhooks.c: Likewise.
6237 * ebitmap.h: Likewise.
6238 * tree-vectorizer.c: Likewise.
6239 * function.h: Likewise.
6240 * langhooks.h: Likewise.
6241 * tree-vectorizer.h: Likewise.
6242 * ipa-type-escape.c: Likewise.
6243 * ipa-type-escape.h: Likewise.
6244 * domwalk.c: Likewise.
6245 * tree-if-conv.c: Likewise.
6246 * profile.c: Likewise.
6247 * domwalk.h: Likewise.
6248 * tree-data-ref.c: Likewise.
6249 * tree-data-ref.h: Likewise.
6250 * tree-flow-inline.h: Likewise.
6251 * tree-affine.c: Likewise.
6252 * tree-vect-analyze.c: Likewise.
6253 * c-typeck.c: Likewise.
6254 * gimplify.c: Likewise.
6255 * coretypes.h: Likewise.
6256 * tree-ssa-phiopt.c: Likewise.
6257 * calls.c: Likewise.
6258 * tree-ssa-coalesce.c: Likewise.
6259 * tree.def: Likewise.
6260 * tree-dfa.c: Likewise.
6261 * except.c: Likewise.
6262 * except.h: Likewise.
6263 * cfgexpand.c: Likewise.
6264 * tree-cfgcleanup.c: Likewise.
6265 * tree-ssa-pre.c: Likewise.
6266 * tree-ssa-live.c: Likewise.
6267 * tree-sra.c: Likewise.
6268 * tree-ssa-live.h: Likewise.
6269 * tree-predcom.c: Likewise.
6270 * lambda.h: Likewise.
6271 * tree-mudflap.c: Likewise.
6272 * ipa-prop.c: Likewise.
6273 * print-tree.c: Likewise.
6274 * tree-ssa-copy.c: Likewise.
6275 * ipa-prop.h: Likewise.
6276 * tree-ssa-forwprop.c: Likewise.
6277 * ggc-page.c: Likewise.
6278 * c-omp.c: Likewise.
6279 * tree-ssa-dce.c: Likewise.
6280 * tree-vect-patterns.c: Likewise.
6281 * tree-ssa-ter.c: Likewise.
6282 * tree-nested.c: Likewise.
6283 * tree-ssa.c: Likewise.
6284 * lambda-code.c: Likewise.
6285 * tree-ssa-loop-prefetch.c: Likewise.
6286 * tree-inline.c: Likewise.
6287 * tree-inline.h: Likewise.
6288 * tree-iterator.c: Likewise.
6289 * tree-optimize.c: Likewise.
6290 * tree-ssa-phiprop.c: Likewise.
6291 * tree-vect-transform.c: Likewise.
6292 * tree-object-size.c: Likewise.
6293 * tree-outof-ssa.c: Likewise.
6294 * cfgloop.c: Likewise.
6295 * system.h: Likewise.
6296 * tree-profile.c: Likewise.
6297 * cfgloop.h: Likewise.
6298 * c-gimplify.c: Likewise.
6299 * c-common.c: Likewise.
6300 * tree-vect-generic.c: Likewise.
6301 * tree-flow.h: Likewise.
6302 * c-common.h: Likewise.
6303 * basic-block.h: Likewise.
6304 * tree-ssa-structalias.c: Likewise.
6305 * tree-switch-conversion.c: Likewise.
6306 * tree-ssa-structalias.h: Likewise.
6307 * tree-cfg.c: Likewise.
6308 * passes.c: Likewise.
6309 * ipa-struct-reorg.c: Likewise.
6310 * ipa-struct-reorg.h: Likewise.
6311 * tree-ssa-reassoc.c: Likewise.
6312 * cfgrtl.c: Likewise.
6313 * varpool.c: Likewise.
6315 * tree-ssanames.c: Likewise.
6316 * tree-ssa-threadedge.c: Likewise.
6317 * langhooks-def.h: Likewise.
6318 * tree-ssa-operands.c: Likewise.
6319 * config/alpha/alpha.c: Likewise.
6320 * config/frv/frv.c: Likewise.
6321 * config/s390/s390.c: Likewise.
6322 * config/m32c/m32c.c: Likewise.
6323 * config/m32c/m32c-protos.h: Likewise.
6324 * config/spu/spu.c: Likewise.
6325 * config/sparc/sparc.c: Likewise.
6326 * config/i386/i386.c: Likewise.
6327 * config/sh/sh.c: Likewise.
6328 * config/xtensa/xtensa.c: Likewise.
6329 * config/stormy16/stormy16.c: Likewise.
6330 * config/ia64/ia64.c: Likewise.
6331 * config/rs6000/rs6000.c: Likewise.
6332 * config/pa/pa.c: Likewise.
6333 * config/mips/mips.c: Likewise.
6335 2008-07-28 Simon Baldwin <simonb@google.com>
6337 * c-pragma.c (handle_pragma_message): New function.
6338 (init_pragma): Register handle_pragma_message.
6339 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6342 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6344 PR tree-optimization/35252
6345 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6346 REALPART_EXPR to be considered as same load operation.
6348 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6350 PR tree-optimization/36830
6351 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6352 (expressions_equal_p): Return false if only one operand is null.
6354 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6356 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6357 version requirements.
6359 2008-07-26 Olivier Hainque <hainque@adacore.com>
6361 * collect2.c (symkind): New enum. Symbol kinds we care about.
6362 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6363 code and head comment accordingly.
6364 (scan_prog_file): Use symkind names instead of bare integers.
6366 2008-07-25 Jan Hubicka <jh@suse.cz>
6368 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6370 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6371 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6372 * dojump.c (clear_pending_stack_adjust): Likewise.
6373 * print-tree.c (print_node): Ignore DECL_INLINE.
6374 * tree-inline.c (inlinable_function_p): Likewise.
6376 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6378 * doc/extend.texi (hot attribute): Document that the hot attribute
6379 turns on -O3 for some ports.
6380 (cold attribute): Document that the cold attribute turns on -Os
6383 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6384 reflect function specific option support.
6386 * target.h (struct target_option_hooks): Add fields to say whether
6387 the cold attribute implies -Os and the hot attribute implies -O3.
6389 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6390 By default, do not turn on -Os for cold functions.
6391 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6392 not turn on -O3 for hot functions.
6394 * c-common.c (handle_hot_attribute): Use target hook to determine
6395 if hot functions should enable -O3.
6396 (handle_cold_attribute): Use target hook to determine if cold
6397 functions should enable -Os.
6399 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6400 (override_options): Move disable scheduling to
6401 optimization_options.
6402 (optimization_options): Disable scheduling here, not
6404 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6405 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6407 * config/ia64/ia64.c (ia64_override_options): Move setting
6408 scheduling flags to ia64_optimization_options.
6409 (ia64_optimization_options): Disable scheduling options here, and
6410 not in ia64_override_options.
6411 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6412 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6414 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6417 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6419 2008-07-25 Martin Jambor <mjambor@suse.cz>
6421 PR tree-optimization/36926
6422 * ipa-prop.c (ipa_analyze_call_uses): Call
6423 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6425 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6427 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6428 movv2si_internal): Add mem = reg alternative.
6430 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6433 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6434 DEFAULT_PCC_STRUCT_RETURN to 127.
6436 2008-07-24 Jan Hubicka <jh@suse.cz>
6438 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6439 (build_cgraph_edges): Likewise.
6440 * cgraph.c (cgraph_node): Do not update assembler hash.
6441 (cgraph_remove_node): Drop non-unit-at-a-time code.
6442 * tree-pass.h (pass_O0_always_inline): Remove.
6443 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6444 * toplev.c (process_options): Flag unit-at-a-time does not imply
6446 * cgraphunit.c: Update comments.
6447 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6448 (cgraph_assemble_pending_functions): Remove.
6449 (cgraph_reset_node): Drop non-unit-at-a-time code.
6450 (cgraph_finalize_function): Likewise.
6451 (cgraph_analyze_function): Likewise.
6452 (cgraph_finalize_compilation_unit): Likewise.
6453 (cgraph_expand_function): Likewise.
6454 (cgraph_optimize): Likesise.
6455 (save_inline_function_body): Likewise.
6456 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6457 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6458 * ipa-inline.c: Update comments.
6459 (enum inlining_mode): remove INLINE_SPEED.
6460 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6461 (cgraph_mark_inline_edge): Likewise.
6462 (try_inline): Likewise.
6463 (cgraph_decide_inlining_incrementally): Likewise.
6464 (cgraph_gate_inlining): Remove.
6465 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6466 (cgraph_gate_early_inlining): Likewise.
6467 (gate_inline_passes): Remove.
6468 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6469 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6470 pass_O0_always_inline): Remove.
6471 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6472 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6473 * opts.c (no_unit_at_a_time_default): Remove.
6474 (decode_options): Remove flag_unit_at_a_time reset and warning.
6475 * opts.h (no_unit_at_a_time_default): Remove.
6476 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6477 early in GNU dialect.
6478 (merge_decls): Update comment; drop unit-at-a-time check.
6479 (finish_decl): Likewise.
6480 (grok_declaration): Remove flag_inline_trees code.
6481 (finish_functions): Return on function returning non-void on all
6483 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6484 * cfgexpand.c (expand_one_static_var): Remove.
6485 (expand_one_var): Remove expand_one_static_var call.
6486 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6487 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6488 and flag_unit_at_a-time compatibility checks.
6489 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6490 * tree-inline.c (flag_inline_trees): Remove.
6491 (inlinable_function_p): Don't check it.
6492 (expand_call_inline): Remove non-unit-at-a-time code.
6493 * tree-inline.h (flag_inline_trees): Remove.
6494 * tree-optimize.c (execute_early_local_optimizations): Remove
6495 unit-at-a-time checks.
6496 (tree_rest_of_compilation): Likewise.
6497 * combine.c (setup_incoming_promotions): Likewise.
6498 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6499 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6500 * passes.c (pass_inline_parameters): Update comments; remove
6501 O0_alwaysinline pass.
6502 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6503 (execute_one_pass): Likewise.
6504 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6505 (ix86_function_sseregparm): Likewise.
6506 * arm.c (arm_function_in_section_p): Likewise.
6507 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6508 * varpool.c: Update comments.
6509 (decide_is_variable_needed): Remove unit-at-a-time checks.
6510 (varpool_finalize_decl): Likewise.
6512 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6514 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6516 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6518 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6520 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6521 imp symbol extension.
6523 2008-07-23 Ian Lance Taylor <iant@google.com>
6525 * tree-vrp.c (infer_value_range): Ignore asm statements when
6526 looking for memory accesses for -fdelete-null-pointer-checks.
6528 2008-07-24 Ben Elliston <bje@au.ibm.com>
6530 * config/spu/spu-c.c (__vector_keyword): New variable.
6531 (vector_keyword): Likewise.
6532 (spu_categorize_keyword): New function.
6533 (spu_macro_to_expand): Likewise.
6534 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6535 compiling an ISO C dialect.
6537 2008-07-24 Ben Elliston <bje@au.ibm.com>
6539 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6542 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6544 * configure: Regenerate.
6545 * configure.ac: Require texinfo 4.7.
6546 * doc/install.texi: Document texinfo 4.7 requirement.
6548 2008-07-23 Martin Jambor <mjambor@suse.cz>
6550 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6551 rather than for DECL_SAVED_TREE.
6552 * ipa-prop.c: Include diagnostic.h.
6553 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6555 (ipa_detect_param_modifications): Function rewritten from scratch.
6556 (ipa_compute_jump_functions): Changed accesses to modification flags.
6557 (ipa_free_node_params_substructures): Update flags destruction.
6558 (ipa_node_duplication_hook): Update flags duplication.
6559 (ipa_print_all_params_modified): Updated flag access.
6560 * ipa-prop.h (struct ipa_param_flags): New structure.
6561 (struct ipa_node_params): New field modification_analysis_done,
6562 modified_flags changed into param_flags.
6563 (ipa_is_ith_param_modified): Changed to use new flags.
6564 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6566 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6567 ipa-cp.c and split into two functions.
6568 (ipa_print_node_jump_functions): New function.
6569 (compute_scalar_jump_functions): New function.
6570 (type_like_member_ptr_p): New function.
6571 (compute_pass_through_member_ptrs): New function.
6572 (fill_member_ptr_cst_jump_function): New function.
6573 (determine_cst_member_ptr): New function.
6574 (compute_cst_member_ptr_arguments): New function.
6575 (ipa_compute_jump_functions): Complete rewrite.
6576 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6577 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6578 (struct ipa_member_ptr_cst): New structure.
6579 (union jump_func_value): New field member_cst.
6580 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6581 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6582 jump function types.
6583 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6584 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6585 instead of ipcp_print_all_jump_functions.
6586 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6587 only for replacable scalars.
6589 * doc/invoke.texi (Optimize options): Add description of
6590 -findirect-inlining.
6591 * common.opt (flag_indirect_inlining): New flag.
6592 * opts.c (decode_options): Set flag_indirect_inlining when
6595 * ipa-inline.c: Include ipa-prop.h.
6596 (inline_indirect_intraprocedural_analysis): New function.
6597 (inline_generate_summary): Allocate parameter and argument info
6598 structures, call inline_indirect_intraprocedural_analysis on each
6599 node when doing indirect inlining and deallocate indirect inlining
6600 data structures in the end.
6601 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6602 (free_all_ipa_structures_after_iinln): New function.
6603 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6605 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6607 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6608 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6609 of computing the frequency separately.
6610 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6611 of computing the frequency separately.
6612 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6613 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6614 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6615 (ipa_get_stmt_member_ptr_load_param): New function.
6616 (ipa_is_ssa_with_stmt_def): New function.
6617 (ipa_note_param_call): New function.
6618 (ipa_analyze_call_uses): New function.
6619 (ipa_analyze_stmt_uses): New function.
6620 (ipa_analyze_params_uses): New function.
6621 (ipa_free_node_params_substructures): Also free the param_calls linked
6623 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6624 (ipa_print_node_param_flags): New function.
6625 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6626 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6627 * ipa-prop.h (struct ipa_param_flags): New field called.
6628 (struct ipa_param_call_note): New structure.
6629 (struct ipa_node_params): New fields param_calls and
6631 (ipa_is_ith_param_called): New function.
6632 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6633 ipa_analyze_params_uses and dump parameter flags.
6635 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6636 ipa_propagate_indirect_call_infos if performing indirect inlining,
6637 pass a new parameter new_edges to it.
6638 (add_new_edges_to_heap): New fucntion.
6639 (cgraph_decide_inlining_of_small_functions): New vector
6640 new_indirect_edges for newly found indirect edges , call
6641 ipa_propagate_indirect_call_infos after inlining.
6642 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6643 inlining if performing indirect inlining. Call
6644 free_all_ipa_structures_after_iinln when doing so too.
6645 (inline_generate_summary): Do not call
6646 free_all_ipa_structures_after_iinln here.
6647 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6648 (print_edge_addition_message): New function.
6649 (update_call_notes_after_inlining): New function.
6650 (propagate_info_to_inlined_callees): New function.
6651 (ipa_propagate_indirect_call_infos): New function.
6652 * ipa-prop.h: Include cgraph.h
6653 (struct ipa_param_call_note): Fields reordered, new field processed.
6654 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6656 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6657 rediscovered call statements.
6658 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6659 (dump_cgraph_node): Dump also the indirect_call flag.
6660 (cgraph_clone_edge): Copy also the indirect_call flag.
6661 * tree-inline.c (copy_bb): Do not check for fndecls from call
6662 expressions, check for edge availability when moving clones.
6663 (get_indirect_callee_fndecl): New function.
6664 (expand_call_inline): If callee declaration is not apprent from
6665 the statement, try calling get_indirect_callee_fndecl. Do not
6666 issue warnings or call sorry when not inlinings an indirect edge.
6667 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6669 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6670 bit more frandly to matching.
6671 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6672 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6673 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6675 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6678 * opth-gen.awk: Suppress function specific features when building
6680 * optc-gen.awk: Ditto.
6682 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6685 * diagnostic.c (pedwarn): Add opt parameter.
6687 * c-tree.h (pedwarn_init): Add opt parameter.
6688 (pedwarn_c90): Likewise.
6689 (pedwarn_c99): Likewise.
6690 * c-errors.c (pedwarn_c99): Likewise.
6691 (pedwarn_c90): Likewise.
6692 * toplev.h (pedwarn): Update declaration.
6693 (pedwarn0): Declare.
6694 * c-lex.c: All calls to pedwarn changed.
6695 * builtins.c: All calls to pedwarn changed.
6696 * toplev.c: All calls to pedwarn changed.
6697 * c-decl.c: All calls to pedwarn changed.
6698 * c-typeck.c: All calls to pedwarn changed.
6699 * c-common.c: All calls to pedwarn changed.
6700 * c-parser.c: All calls to pedwarn changed.
6702 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6703 Karthik Kumar <karthikkumar@gmail.com>
6705 * attribs.c (file scope): Include c-common.h.
6706 (decl_attributes): Add support for #pragma GCC optimize and
6709 * targhooks.c (default_can_inline_p): New function that is the
6710 default for the TARGET_CAN_INLINE_P target hook.
6712 * targhooks.h (default_can_inline_p): Add declaration.
6714 * tree.c (cl_optimization_node): New static tree for building
6715 OPTIMIZATION_NODE tree.
6716 (cl_target_option_node): New static tree for building
6717 TARGET_OPTION_NODE tree.
6718 (cl_option_hash_table): New hash table for hashing
6719 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6720 (cl_option_hash_hash): New function to provide the hash value for
6721 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6722 (cl_option_hash_eq): New function to provide an equality test for
6723 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6724 (tree_code_size): Add support for OPTIMIZATION_NODE and
6725 TARGET_OPTION_NODE trees.
6726 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6727 TARGET_OPTION_NODE trees.
6728 (build_optimization_node): Build a tree that has all of the
6729 current optimization options.
6730 (build_target_option_node): Build a tree that has the target
6731 options that might be changed on a per function basis.
6733 * tree.h (file scope): Include options.h.
6734 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6735 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6736 (TREE_OPTIMIZATION): Ditto.
6737 (TREE_TARGET_SPECIFIC): Ditto.
6738 (struct tree_function_decl): Add fields for remembering the
6739 current optimization options and target specific options.
6740 (struct tree_optimization_option): New tree variant that remembers
6741 the optimization options.
6742 (struct tree_target_option): New tree variant that remembers the
6743 target specific flags that might change for compiling a particular
6745 (union tree_node): Include tree_optimization_option and
6746 tree_target_option fields.
6747 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6748 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6749 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6750 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6751 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6752 optimization and target options.
6753 (optimization_default_node): New macro to refer to global_trees
6755 (optimization_current_node): Ditto.
6756 (optimization_cold_node): Ditto.
6757 (optimization_hot_node): Ditto.
6758 (target_option_default_node): Ditto.
6759 (target_option_current_node): Ditto.
6760 (current_option_pragma): Ditto.
6761 (current_optimize_pragma): Ditto.
6763 * target.h (struct gcc_target): Add valid_option_attribute_p,
6764 target_option_save, target_option_restore, target_option_print,
6765 target_option_pragma_parse, and can_inline_p hooks.
6767 * toplev.h (parse_optimize_options): Add declaration.
6768 (fast_math_flags_struct_set_p): Ditto.
6770 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6771 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6774 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6775 tree_can_inline_p hook to see if one function can inline another.
6776 (cgraph_decide_inlining): Ditto.
6777 (cgraph_decide_inlining_incrementally): Ditto.
6779 * opts.c (decode_options): Add support for running multiple times
6780 to allow functions with different target or optimization options
6781 than was specified on the command line.
6782 (fast_math_flags_struct_set_p): New function that is similar to
6783 fast_math_flags_set_p, except it uses the values in the
6784 cl_optimization structure instead of global variables.
6786 * optc-gen.awk: Add support for TargetSave to allow a back end to
6787 declare new fields that need to be saved when using function
6788 specific options. Include flags.h and target.h in the options.c
6789 source. Add support for Save to indicate which options can be set
6790 for individual functions. Generate cl_optimize_save,
6791 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6792 cl_target_option_restore, cl_target_option_print functions to
6793 allow functions to use different optimization or target options.
6795 * opt-functions.awk (var_type_struct): Return the type used for
6796 storing the field in a structure.
6798 * opth-gen.awk: Add support for TargetSave to allow a back end to
6799 declare new fields that need to be saved when using function
6800 specific options. Add support for Save to indicate which options
6801 can be set for individual functions. Only generate one extern for
6802 Mask fields. Generate cl_optimization and cl_target_option
6803 structures to remember optimization and target options.
6805 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6806 collecting new tree nodes.
6807 (TS_TARGET_OPTION): Ditto.
6809 * c-decl.c (merge_decls): Merge function specific target and
6810 optimization options.
6812 * function.c (invoke_set_current_function_hook): If the function
6813 uses different optimization options, change the global variables
6816 * coretypes.h (struct cl_optimization): Add forward reference.
6817 (struct cl_target_option): Ditto.
6819 * c-pragma.c (option_stack): New static vector to remember the
6820 current #pragma GCC option stack.
6821 (handle_pragma_option): New function to support #pragma GCC option
6822 to change target options.
6823 (optimize_stack): New static vector to remember the current
6824 #pragma GCC optimize stack.
6825 (handle_pragma_optimize): New function to support #pragma GCC
6826 optimize to change optimization options.
6827 (init_pragma): Add support for #pragma GCC optimize and #pragma
6830 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6831 optimization options.
6832 (TARGET_OPTION_NODE): New tree code for remembering certain target
6835 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6836 TARGET_OPTION_NODE trees.
6838 * common.opt (-O): Add Optimization flag.
6840 (-fmath-errno): Ditto.
6841 (-falign-functions): Add UInteger flag to make sure flag gets full
6842 int in cl_optimization structure.
6843 (-falign-jumps): Ditto.
6844 (-falign-labels): Ditto.
6845 (-falign-loops): Ditto.
6846 (-fsched-stalled-insns): Ditto.
6847 (-fsched-stalled-insns-dep): Ditto.
6849 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6851 (TARGET_OPTION_SAVE): Ditto.
6852 (TARGET_OPTION_RESTORE): Ditto.
6853 (TARGET_OPTION_PRINT): Ditto.
6854 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6855 (TARGET_CAN_INLINE_P): Ditto.
6856 (TARGET_INITIALIZER): Add new hooks.
6858 * tree-inline.c (tree_can_inline_p): New function to determine
6859 whether one function can inline another. Check if the functions
6860 use compatible optimization options, and also call the backend
6863 * tree-inline.h (tree_can_inline_p): Add declaration.
6865 * c-common.c (c_common_attribute): Add support for option and
6866 optimize attributes.
6867 (handle_option_attribute): Add support for the option attribute to
6868 allow the user to specify different target options for compiling a
6870 (handle_optimize_attribute): Add support for the optimize
6871 attribute to allow the user to specify different optimization
6872 options for compiling a specific function.
6873 (handle_hot_attribute): Turn on -O3 optimization for this one
6874 function if it isn't the default optimization level.
6875 (handle_cold_attribute): Turn on -Os optimization for this one
6876 function if it insn't the default optimization.
6877 (const_char_p): New const char * typedef.
6878 (optimize_args): New static vector to remember the optimization
6880 (parse_optimize_options): New function to set up the optimization
6881 arguments from either the optimize attribute or #pragma GCC optimize.
6883 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6884 (builtin_define_std): Ditto.
6886 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6887 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6888 (x86_64-*-*): Ditto.
6890 * Makefile.in (TREE_H): Add options.h.
6891 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6893 * doc/extend.texi (option attribute): Document new attribute.
6894 (optimize attribute): Ditto.
6895 (hot attribute): Document hot attribute sets -O3.
6896 (cold attribute): Document cold attribute sets -Os.
6897 (#pragma GCC option): Document new pragma.
6898 (#pragma GCC optimize): Ditto.
6900 * doc/options.texi (TargetSave): Document TargetSave syntax.
6901 (UInteger): Document UInteger must be used for certain flags.
6902 (Save): Document Save option to create target specific options
6903 that can be saved/restored on a function specific context.
6905 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6906 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6908 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6909 (TARGET_OPTION_SAVE): Ditto.
6910 (TARGET_OPTION_RESTORE): Ditto.
6911 (TARGET_OPTION_PRINT): Ditto.
6912 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6913 (TARGET_CAN_INLINE_P): Ditto.
6915 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6917 (-mfpmath=both): Ditto.
6919 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6920 Karthik Kumar <karthikkumar@gmail.com>
6922 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6923 (TARGET_POPCNT): Ditto.
6924 (TARGET_SAHF): Ditto.
6925 (TARGET_AES): Ditto.
6926 (TARGET_PCLMUL): Ditto.
6927 (TARGET_CMPXCHG16B): Ditto.
6928 (TARGET_RECIP): Move switch into target_flags.
6929 (TARGET_FUSED_MADD): Ditto.
6930 (ix86_arch_features): Make an unsigned char type.
6931 (ix86_tune_features): Ditto.
6932 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6933 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6934 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6936 * config/i386/i386.opt (arch): New TargetSave field to define
6937 fields that need to be saved for function specific option support.
6940 (branch_cost): Ditto.
6941 (ix86_isa_flags_explicit): Ditto.
6942 (tune_defaulted): Ditto.
6943 (arch_specified): Ditto.
6944 (-m128-long-double): Add Save flag to save option for target
6945 specific option support.
6947 (-maccumulate-outgoing-args): Ditto.
6948 (-malign-double): Ditto.
6949 (-malign-stringops): Ditto.
6950 (-mfancy-math-387): Ditto.
6951 (-mhard-float): Ditto.
6953 (-minline-all-stringops): Ditto.
6954 (-minline-stringops-dynamically): Ditto.
6955 (-mms-bitfields): Ditto.
6956 (-mno-align-stringops): Ditto.
6957 (-mno-fancy-math-387): Ditto.
6958 (-mno-push-args): Ditto.
6959 (-mno-red-zone): Ditto.
6960 (-mpush-args): Ditto.
6961 (-mred-zone): Ditto.
6963 (-msseregparm): Ditto.
6964 (-mstack-arg-probe): Ditto.
6979 (-mrecip): Move flag into target_flags.
6981 (-mno-fused-madd): Ditto.
6982 (-mfused-madd): Ditto.
6983 (-mabm): Move flag into ix86_isa_flags.
6990 * config/i386/i386-c.c: New file for #pragma support.
6991 (ix86_target_macros_internal): New function to #define or #undef
6992 target macros based when the user uses the #pragma GCC option to
6993 change target options.
6994 (ix86_pragma_option_parse): New function to add #pragma GCC option
6996 (ix86_target_macros): Move defining the target macros here from
6997 TARGET_CPU_CPP_BUILTINS in i386.h.
6998 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6999 defined, initialize any subtarget #pragmas.
7001 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
7002 REGISTER_TARGET_PRAGMAS.
7004 * config/i386/t-i386: New file for x86 dependencies.
7005 (i386.o): Make dependencies mirror the include files used.
7006 (i386-c.o): New file, add dependencies.
7008 * config/i386/i386-protos.h (override_options): Add bool argument.
7009 (ix86_valid_option_attribute_tree): Add declaration.
7010 (ix86_target_macros): Ditto.
7011 (ix86_register_macros): Ditto.
7013 * config/i386/i386.c (ix86_tune_features): Move initialization of
7014 the target masks to initial_ix86_tune_features to allow functions
7015 to have different target options. Make type unsigned char,
7016 instead of unsigned int.
7017 (initial_ix86_tune_features): New static vector to hold processor
7018 masks for the tune variables.
7019 (ix86_arch_features): Move initialization of the target masks to
7020 initial_ix86_arch_features to allow functions to have different
7021 target options. Make type unsigned char, instead of unsigned int.
7022 (initial_ix86_arch_features): New static vector to hold processor
7023 masks for the arch variables.
7024 (enum ix86_function_specific_strings): New enum to describe the
7025 string options used for attribute((option(...))).
7026 (ix86_target_string): New function to return a string that
7027 describes the target options.
7028 (ix86_debug_options): New function to print the current options in
7030 (ix86_function_specific_save): New function hook to save the
7031 function specific global variables in the cl_target_option structure.
7032 (ix86_function_specific_restore): New function hook to restore the
7033 function specific variables from the cl_target_option structure to
7034 the global variables.
7035 (ix86_function_specific_print): New function hook to print the
7036 target specific options in the cl_target_option structure.
7037 (ix86_valid_option_attribute_p): New function hook to validate
7038 attribute((option(...))) arguments.
7039 (ix86_valid_option_attribute_tree): New function that is common
7040 code between attribute((option(...))) and #pragma GCC option
7041 support that parses the options and returns a tree holding the options.
7042 (ix86_valid_option_attribute_inner_p): New helper function for
7043 ix86_valid_option_attribute_tree.
7044 (ix86_can_inline_p): New function hook to decide if one function
7045 can inline another on a target specific basis.
7046 (ix86_set_current_function); New function hook to switch target
7047 options if the user used attribute((option(...))) or #pragma GCC
7049 (ix86_tune_defaulted): Move to static file scope from
7051 (ix86_arch_specified): Ditto.
7052 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
7054 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
7055 (OPTION_MASK_ISA_ABM_SET): Ditto.
7056 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
7057 (OPTION_MASK_ISA_CX16_SET): Ditto.
7058 (OPTION_MASK_ISA_SAHF_SET): Ditto.
7059 (OPTION_MASK_ISA_AES_UNSET): Ditto.
7060 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
7061 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
7062 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
7063 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
7064 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
7065 (struct ptt): Move to static file scope from override_options.
7066 (processor_target_table): Ditto.
7068 (ix86_handle_option): Add support for options that are now isa options.
7069 (override_options): Add support for declaring functions that
7070 support different target options than were specified on the
7071 command line. Move struct ptt, processor_target_table, cpu_names,
7072 ix86_tune_defaulted, ix86_arch_specified to static file scope.
7073 Add bool argument. Fix up error messages so the appropriate error
7074 is given for either command line or attribute.
7075 (ix86_previous_fndecl): New static to remember previous function
7076 declaration to see if we need to change target options.
7077 (ix86_builtins_isa): New array to record the ISA of each builtin
7079 (def_builtin): Always create the builtin function, even if the
7080 current ISA doesn't support it.
7081 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
7082 tests for those builtins.
7083 (ix86_init_builtins): Remove TARGET_MMX test for calling
7084 ix86_init_mmx_sse_builtins.
7085 (ix86_expand_builtin): If the current ISA doesn't support a given
7086 builtin, signal an error.
7087 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
7088 (TARGET_SET_CURRENT_FUNCTION): Ditto.
7089 (TARGET_OPTION_SAVE): Ditto.
7090 (TARGET_OPTION_RESTORE): Ditto.
7091 (TARGET_OPTION_PRINT): Ditto.
7092 (TARGET_CAN_INLINE_P): Ditto.
7094 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
7096 * c-typeck.c (build_external_ref): Don't call assemble_external.
7097 * final.c (output_operand): Call assemble_external.
7099 2008-07-21 DJ Delorie <dj@redhat.com>
7101 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
7102 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7104 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7106 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
7107 original insn and splitter contents into ...
7108 ("*div<mode>3_fast"): ... this new pattern. Enable only if
7109 flag_unsafe_math_optimizations. Add dummy scratch register.
7110 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
7111 !flag_unsafe_math_optimizations. Returns number with next
7112 highest magnitude if this is still less or equal to the true
7113 quotient in magnitude.
7115 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
7117 * Makefile.in: Replace toplev.h with TOPLEV_H.
7118 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
7119 * c-lex.c (fe_file_change): Don't set in_system_header.
7120 * c-parser.c (c_token): Remove in_system_header.
7121 (c_lex_one_token): Don't set in_system_header.
7122 (c_parser_set_source_position_from_token): Don't set in_system_header.
7123 * diagnostic.c (diagnostic_report_diagnostic): Use location from
7126 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
7127 * flags.h (in_system_header): Remove.
7128 * function.c (saved_in_system_header): Remove.
7129 (push_cfun): Don't set in_system_header.
7130 (pop_cfun): Don't set in_system_header.
7131 (push_struct_function): Don't set in_system_header.
7132 * input.h (expanded_location): Add sysp.
7133 (in_system_header_at): New.
7134 (in_system_header): New.
7135 * toplev.c (in_system_header): Remove.
7136 * toplev.h: Include input.h
7138 * tree-cfg.c (execute_warn_function_return): Call warning_at.
7139 * tree-ssa.c (warn_uninit): Call warning_at.
7140 (warn_uninitialized_var): Update calls to warn_uninit.
7141 (warn_uninitialized_phi): Update calls to warn_uninit.
7142 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
7143 (expand_location): Initialize xloc.sysp.
7144 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
7145 (tree_decl_with_vis): Remove in_system_header_flag.
7147 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
7150 * recog.c (asm_operand_ok): Change the order of the extra
7151 memory constraint checks.
7153 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7156 * tree-switch-conversion.c (build_one_array): Call
7157 varpool_mark_needed_node and varpool_finalize_decl
7158 instead of assemble_variable.
7160 2008-07-19 Jan Hubicka <jh@suse.cz>
7162 * cgraph.c (cgraph_add_new_function): Do early local passes.
7163 * tree-nrv.c (gate_pass_return_slot): New gate.
7164 (pass_nrv): Add the gate.
7165 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
7167 (coalesce_ssa_name): Coalesce SSA names.
7168 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
7169 not optimizing so unused user vars remains visible.
7170 * common.opt (flag_tree_ter): Always enable by default.
7171 * tree-ssa-ter.c: Include flags.h
7172 (is_replaceable_p): Check that locations match; when aliasing is missing
7173 be conservative about loads.
7174 * tree-optimize.c (gate_init_datastructures): Remove.
7175 (pass_init_datastructures): New.
7176 * passes.c: Reorder passes so we always go into SSA.
7178 2008-07-19 Jan Hubicka <jh@suse.cz>
7180 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
7181 * doc/invoke.texi (--combine): Likewise.
7182 (-finline-functions-called-once): Update levels when enabled.
7183 (-funit-at-a-time): Document new behaviour.
7184 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
7185 -fno-section-anchors when disabled explicitly.
7186 (inline params): They are not ignored now.
7187 (precompiled headers): Remove unit-at-a-time as being incompatible.
7188 * opts.c (decode_options): Handle unit-at-a-time as alias;
7189 imply -fno-section-anchors when toplevel reorder is disabled
7191 * common.opt (ftoplevel-reorder): Set default value to 2.
7192 (funit-at-a-time): Set default value to 1.
7193 * config/rs6000/rs6000.c (optimization_options): Set section anchors
7196 2008-07-19 Jan Hubicka <jh@suse.cz>
7198 * builtins.c (expand_builtin_int_roundingfn,
7199 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
7202 2008-07-19 Richard Guenther <rguenther@suse.de>
7205 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
7206 * tree-ssa-sccvn.c (get_constant_value_id): New function.
7207 * tree-ssa-pre.c (get_expr_value_id): For newly created
7208 constant value-ids make sure to add the expression to its
7211 2008-07-19 Jakub Jelinek <jakub@redhat.com>
7214 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
7215 return value of the builtin is ignored.
7217 2008-07-19 Olivier Hainque <hainque@adacore.com>
7219 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
7220 bits, a C conformant malloc implementation has to provide.
7221 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
7223 2008-07-19 Joseph Myers <joseph@codesourcery.com>
7227 * reload.c (find_reloads_subreg_address): Only reload address if
7228 reloaded == 0, not for reloaded != 1.
7231 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7232 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7233 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7234 m32c_legitimize_reload_address.
7236 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7237 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7238 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7240 2008-07-19 Olivier Hainque <hainque@adacore.com>
7242 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
7243 argument, saying whether nested array are to be collapsed
7244 into a single array type DIE with multiple subscripts.
7245 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
7246 issues, centralize the nested array types collapsing control and
7247 disable the transformation for Ada.
7249 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
7252 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
7254 (x86_64_shift_adj_2): New expander.
7255 (x86_64_shift_adj_3): Ditto.
7256 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
7257 to split TImode operands.
7258 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
7259 (ix86_split_lshr): Ditto.
7261 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
7263 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
7264 and __CHAR32_TYPE__.
7265 * c-typeck.c (digest_init): Support char16_t and char32_t.
7266 (set_nonincremental_init_from_string): Idem.
7268 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7271 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
7272 PREFERRED_STACK_BOUNDARY.
7273 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7275 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7278 * function.c (locate_and_pad_parm): Cap boundary earlier.
7280 2008-07-17 Julian Brown <julian@codesourcery.com>
7282 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
7283 no-op for targets which don't use DLLs.
7285 2008-07-17 Martin Jambor <mjambor@suse.cz>
7287 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
7288 that nodes are relevant by examining the node->analyzed flag.
7289 (ipcp_init_stage): Check which nodes are relevant, assert that the
7290 relevant ones are also required.
7291 (ipcp_propagate_stage): Check on the side arrays are properly
7293 (ipcp_print_all_jump_functions): Make sure not to touch any node
7294 that is not analyzed or an edge that does not have a corresponding
7295 entry in the on-the-side vectors.
7296 (ipcp_function_scale_print): Likewise.
7297 (ipcp_update_callgraph): Check that the node is relevant.
7298 (ipcp_insert_stage): Check that the node is relevant. Check there is
7299 an info for every node and edge.
7300 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
7301 (ipa_print_all_tree_maps): Likewise and a new variable info.
7302 (ipa_print_all_params_modified): Likewise.
7303 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7305 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7308 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7310 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7312 PR rtl-optimization/36753
7313 * fwprop.c (use_killed_between): Don't shortcut
7314 single-definition global registers.
7316 2008-07-16 Jan Hubicka <jh@suse.cz>
7318 * cgraph.h (varpool_empty_needed_queue): Declare.
7319 * cgraphunit.c (output_in_order): Mark all variables as needed;
7321 * varpool.c (varpool_assemble_node): Update debug queue.
7322 (varpool_assemble_pending_decls): Don't do it here.
7323 (varpool_empty_needed_queue): New function.
7325 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7327 * recog.c (peephole2_optimize): Fix formatting.
7329 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7331 * c-pch.c (get_ident): Avoid C++ keywords.
7332 * combine-stack-adj.c (single_set_for_csa): Likewise.
7333 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7334 output_asm_insn): Likewise.
7335 * reload.c (push_secondary_reload, find_reusable_reload,
7336 push_reload, combine_reloads, find_reloads,
7337 debug_reload_to_stream): Likewise.
7338 * reload.h (struct reload): Likewise.
7339 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7340 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7341 emit_output_reload_insns): Likewise.
7342 * targhooks.c (default_secondary_reload): Likewise.
7343 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7345 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7347 * recog.c (validate_change_1, validate_change,
7348 validate_unshare_change, validate_replace_rtx_1, struct
7349 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7351 * reload.c (push_secondary_reload, secondary_reload_class,
7352 scratch_reload_class, find_valid_class, find_reusable_reload,
7353 push_reload, find_dummy_reload, find_reloads_address_1,
7354 find_reloads_address_part, find_equiv_reg): Likewise.
7355 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7356 choose_reload_regs): Likewise.
7357 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7359 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7360 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7361 * sched-rgn.c (concat_INSN_LIST): Likewise.
7362 * stor-layout.c (mode_for_size, mode_for_size_tree,
7363 smallest_mode_for_size): Likewise.
7365 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7367 * cfg.c (dump_reg_info): Avoid C++ keywords.
7368 * dwarf2asm.c (dw2_force_const_mem,
7369 dw2_asm_output_encoded_addr_rtx): Likewise.
7370 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7371 * expmed.c (expand_shift): Likewise.
7372 * global.c (find_reg): Likewise.
7373 * graph.c (draw_edge): Likewise.
7374 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7375 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7376 widen_clz, widen_bswap, expand_parity, expand_unop,
7377 emit_cmp_and_jump_insn_1): Likewise.
7378 * postreload.c (reload_cse_simplify_operands): Likewise.
7379 * ra.h (add_neighbor): Likewise.
7380 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7381 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7382 record_reg_classes, copy_cost, record_address_regs,
7383 invalid_mode_change_p): Likewise.
7384 * regrename.c (regrename_optimize, scan_rtx_reg,
7385 dump_def_use_chain, find_oldest_value_reg,
7386 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7388 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7390 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7391 MASK_POWERPC64 for power4 in previous commit.
7393 2008-07-16 Olivier Hainque <hainque@adacore.com>
7395 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7396 instead of bare conversion to cast const-ness away.
7398 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7400 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7401 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7402 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7403 (TARGET_FUNCTION_VALUE): Define.
7405 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7407 * config/rs6000/rs6000.c (processor_target_table): Add
7408 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7410 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7413 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7414 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7415 m32c_legitimize_reload_address.
7417 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
7419 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7420 DECL_IN_SYSTEM_HEADER in sync.
7422 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7424 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7425 * tree-ssa-pre.c (pre_expr_eq): Ditto
7426 (get_constant_for_value_id): Take a type as an argument.
7427 (fully_constant_expression): Pass in type.
7428 (find_or_generate_expression): Short circuit constant case.
7429 (create_expression_by_pieces): Remove special casing of
7431 (do_regular_insertion): Short circuit constant case.
7432 (do_partial_partial_insertion): Ditto.
7434 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7437 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7439 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7441 * config/xtensa/libgcc-xtensa.ver: New file.
7442 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7444 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7446 * df-problems.c (df_set_note): Avoid C++ keywords.
7447 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7448 * dse.c (record_store, remove_useless_values): Likewise.
7449 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7450 gen_reg_rtx_offset, operand_subword, change_address_1,
7451 change_address, adjust_address_1, offset_address,
7452 widen_memory_access, emit_copy_of_insn_after): Likewise.
7453 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7454 * fwprop.c (should_replace_address, propagate_rtx_1,
7455 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7457 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7458 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7459 * lcm.c (compute_insert_delete, pre_edge_lcm,
7460 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7461 * lower-subreg.c (resolve_reg_notes): Likewise.
7462 * mode-switching.c (optimize_mode_switching): Likewise.
7464 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7466 * bt-load.c (add_btr_def, migrate_btr_def,
7467 branch_target_load_optimize): Avoid C++ keywords.
7468 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7470 * combine.c (subst, simplify_set, make_extraction,
7471 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7472 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7473 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7475 2008-07-15 Richard Guenther <rguenther@suse.de>
7478 * c-common.c (strict_aliasing_warning): Do not warn for
7479 TYPE_REF_CAN_ALIAS_ALL pointers.
7480 (c_common_get_alias_set): may_alias types are not special.
7481 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7482 attribute and set can_ref_all accordingly.
7483 (build_reference_type_for_mode): Likewise.
7484 * doc/extend.texi (may_alias): Clarify.
7486 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7489 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7490 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7492 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7495 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7496 gcc_assert, instead call output_operand_lossage.
7498 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7500 * builtins.c (std_canonical_va_list): Treat structure based
7503 2008-07-15 Ben Elliston <bje@au.ibm.com>
7505 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7507 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
7509 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7512 2008-07-14 Jan Hubicka <jh@suse.cz>
7514 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7515 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7516 fix predicates and constraints.
7517 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7518 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7520 2008-07-14 Doug Kwan <dougkwan@google.com>
7522 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7523 additional option file arm/eabi.opt.
7524 * config/arm/eabi.h (File): New configuration file for EABI targets.
7525 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7526 SUBSUBTARGET_EXTRA_SPECS.
7527 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7528 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7529 from STARTFILE_SPEC so that it can be referenced in an override.
7530 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7531 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7532 can be referenced in an override.
7533 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7534 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7535 so that it can be referenced in an override.
7536 (LINK_SPEC): Use BPABI_LINK_SPEC.
7537 * config/arm/eabi.opt (File): New.
7539 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7541 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7542 (FIXED_VALUE_H): New variable.
7543 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7544 input.h, fixed-value.h.
7545 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7546 (BASIC_BLOCK_H): Use $(BITMAP_H).
7547 (FUNCTION_H): Add varray.h.
7548 (IPA_REFERENCE_H): Use $(BITMAP_H).
7549 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7550 (DF_H): Use $(BITMAP_H).
7551 (GGC_H): Add statistics.h.
7553 (INSN_ATTR_H): Use it.
7554 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7556 (SYMTAB_H): Add $(OBSTACK_H).
7557 (CPP_INTERNAL_H): New.
7558 (TREE_DUMP_H): Add tree-pass.h.
7559 (TREE_FLOW_H): Use $(BITMAP_H)
7560 (PRETTY_PRINT_H): Use $(INPUT_H).
7561 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7564 (many object files): Fix lots of header dependencies throughout.
7566 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7568 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7570 (s-gtyp-input): Use them to write tmp-gi.list.
7571 (echo_to_gi.list): Remove.
7573 2008-07-14 Richard Guenther <rguenther@suse.de>
7575 * tree-ssa-sccvn.c (pre_info): Remove.
7576 (switch_to_PRE_table): Likewise.
7577 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7578 (set_hashtable_value_ids): Do not create value-ids for the
7580 (run_scc_vn): Remove double test. Remove bogus special-case
7581 in value-number printing.
7582 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7583 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7585 * tree-flow-inline.h (get_value_handle): Remove.
7586 * tree-flow.h (get_value_handle): Remove.
7588 2008-07-14 Martin Jambor <mjambor@suse.cz>
7590 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7591 in which we generate arithmetics is not a subrange.
7593 2008-07-14 Martin Jambor <mjambor@suse.cz>
7595 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7597 2008-07-14 Richard Guenther <rguenther@suse.de>
7599 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7601 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7604 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7605 reload for symbol refs moved to r0 with -fPIC.
7606 (legitimize_pic_address): Use the target register as temporary
7608 (emit_symbolic_move): Adjust comment.
7609 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7612 2008-07-14 Ben Elliston <bje@au.ibm.com>
7614 * c-common.h (C_CPP_HASHNODE): New macro.
7615 * coretypes.h (struct cpp_token): Forward declare.
7616 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7617 the context-sensitive keyword method.
7618 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7619 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7620 expand_bool_pixel): New.
7621 (altivec_categorize_keyword): New function.
7622 (init_vector_keywords): New function.
7623 (rs6000_macro_to_expand): Likewise.
7624 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7625 compiling an ISO C dialect.
7627 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7629 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7630 (create_expression_by_pieces): Fix typo.
7631 (do_regular_insertion): Use debug counter here too.
7633 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7636 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7637 CONST_OK_FOR_LETTER_P. All port-local users changed.
7638 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7639 implement Kp matching power-of-two.
7640 (CONSTRAINT_LEN): Define to match.
7641 * config/cris/cris.md: Replace all use of constraint K with Kc.
7642 ("*btst*): Use Kp for operand 0 of last alternative.
7644 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7647 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7650 2008-07-13 Jan Hubicka <jh@suse.cz>
7652 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7655 2008-07-13 Richard Guenther <rguenther@suse.de>
7658 * langhooks.c (lhd_print_error_function): Deal with recursive
7661 2008-07-12 Jan Hubicka <jh@suse.cz>
7663 * cgraph.c (assembler_name_hash): New static var.
7664 (hash_node_by_assembler_name, eq_assembler_name): New.
7665 (cgraph_node_for_asm): Use hashtable.
7666 (cgraph_remove_node): Maintain hashtable.
7667 (change_decl_assembler_name): Sanity check that names are not changing
7668 after aliasing was processed.
7669 * cgraph.h (varpoon_node): Add next GGC marker.
7670 * tree.c (decl_assembler_name_equal): Constify.
7671 (decl_assembler_name_hash): New.
7672 * tree.h (decl_assembler_name_equal): Constify.
7673 (decl_assembler_name_hash): Update.
7675 2008-07-12 David Daney <ddaney@avtrex.com>
7677 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7680 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7682 * doc/md.texi: Document the MIPS "v" constraint.
7683 * config/mips/mips.h (reg_class): Revert last change.
7684 (REG_CLASS_NAMES): Likewise.
7685 (REG_CLASS_CONTENTS): Likewise.
7686 * config/mips/mips.c (mips_regno_to_class): Likewise.
7687 * config/mips/constraints.md (v): Likewise, but add documentation.
7688 Add a comment to say that this constraint should not be used in
7691 2008-07-11 DJ Delorie <dj@redhat.com>
7693 * config/h8300/h8300.md (length): Fix branch offset limit.
7695 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7697 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7698 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7699 (avr_hard_regno_scratch_ok): New function.
7700 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7701 * config/avr/avr.md (all peepholes that request a scratch register):
7702 Remove avr_peep2_scratch_safe use.
7704 2008-07-11 Tom Tromey <tromey@redhat.com>
7705 Ian Lance Taylor <iant@google.com>
7707 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7708 (struct c_common_resword): Define.
7709 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7710 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7711 (c_common_reswords, num_c_common_reswords): Declare.
7712 * c-common.c (c_common_reswords): New global const array.
7713 (num_c_common_reswords): New const int.
7714 * c-parser.c (struct resword, reswords): Don't define.
7715 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7716 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7717 than reswords. If warning about C++ keywords, give them a special
7719 (c_lex_one_token): Warn about C++ keywords. Call
7720 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7721 (c_parser_external_declaration): Look for RID_xxx rather than
7722 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7723 (c_parser_statement_after_labels): Likewise.
7724 (c_parser_objc_class_instance_variables): Likewise.
7725 (c_parser_objc_class_declaration): Likewise.
7726 (c_parser_objc_try_catch_statement): Likewise.
7727 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7728 (declspecs_add_type): Likewise.
7730 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7732 * ggc-page.c (alloc_page):
7733 Substituting xmalloc, xcalloc with
7734 XNEWVEC and XCNEWVAR macros which add the
7737 2008-07-11 Richard Guenther <rguenther@suse.de>
7739 PR tree-optimization/36765
7740 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7741 aliases from HEAP vars to SMTs.
7743 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7745 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7746 * configure.ac (loose_warn): Move -Wc++-compat from here...
7747 (strict_warn): ...to here.
7748 * configure: Regenerate.
7750 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7752 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7753 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7754 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7755 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7756 excluding more specific h8300-*-* and sh-*-* targets.
7758 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7760 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7762 (execute_pre): Call loop_optimizer_finalize in early exit.
7764 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7767 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7768 uids in the bitmap, not just VAR_DECL uids.
7770 PR rtl-optimization/36419
7771 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7772 (combine_stack_adjustments_for_block): Call it if needed. Delete
7774 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7775 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7776 prologue sp adjustment.
7778 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7781 * opts.c (print_ignored_options): Report postponed diagnostics for
7782 unknown -Wno-* options as warnings, not errors.
7783 (postpone_unknown_option_error): Renamed to...
7784 (postpone_unknown_option_warning): ... this.
7786 2008-07-09 Doug Kwan <dougkwan@google.com>
7789 2008-07-08 Doug Kwan <dougkwan@google.com>
7791 * config/arm/arm.opt (mandroid): New option.
7792 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7793 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7795 (CC1PLUS_SPEC): Same.
7797 (STARTFILE_SPEC): Same.
7798 (ENDFILE_SPEC): Same.
7799 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7802 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7805 * config/mips/mips.h (reg_class): Remove V1_REG.
7806 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7807 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7809 (mips_get_tp): New function.
7810 (mips_legitimize_tls_address): Use it.
7811 * config/mips/constraints.md (v): Delete.
7812 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7813 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7814 After reload, split into a move and ...
7815 (*tls_get_tp_<mode>_split): ...this new instruction.
7817 2008-07-09 David Daney <ddaney@avtrex.com>
7819 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7821 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7823 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7824 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7826 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7827 htab_delete should be called. Don't free c.
7828 (lookup_tmp_var): Create temp_htab lazily.
7829 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7830 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7832 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7833 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7834 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7835 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7836 * tree-sra.c (generate_element_init): Likewise.
7837 * tree-mudflap.c (execute_mudflap_function_ops,
7838 execute_mudflap_function_decls): Likewise.
7839 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7840 * tree-gimple.h (struct gimplify_ctx): New type.
7841 (push_gimplify_context): Adjust prototype.
7843 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7845 * tree-ssa-pre.c (phi_translate_1): Update placement of
7848 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7850 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7851 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7852 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7853 * targhooks.c (default_hard_regno_scratch_ok): New function.
7854 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7855 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7856 * recog.c: Include "target.h".
7857 (peep2_find_free_register): Add check for global regs. Add target
7859 * Makefile.in (recog.o): Depend on target.h.
7861 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7863 * config/sh/sh.c (sh_canonical_va_list_type): New.
7864 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7866 2008-07-09 Raksit Ashok <raksit@google.com>
7868 * doc/invoke.texi (Option Summary): Mention new option
7869 -Wdisallowed-function-list=...
7870 (Warning Options): Document -Wdisallowed-function-list=...
7871 * common.opt (Wdisallowed-function-list=): New flag.
7872 * flags.h (warn_disallowed_functions): External definition of new
7873 boolean warning flag.
7874 (warn_if_disallowed_function_p): Declare new function.
7875 * opts.c (warning_disallowed_functions): New static variable.
7876 (warn_disallowed_functions): New boolean warning flag.
7877 (warn_if_disallowed_function_p): New function.
7878 (add_comma_separated_to_vector): Rename
7879 add_instrument_functions_exclude_list to this.
7880 (common_handle_option): Handle new option. Rename calls to
7881 add_instrument_functions_exclude_list into calls to
7882 add_comma_separated_to_vector.
7883 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7884 based on flag warn_disallowed_functions.
7886 2008-07-09 Christian Bruel <christian.bruel@st.com>
7888 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7889 instead of get_attr_length.
7891 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7893 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7895 * genemit.c (gen_insn): Likewise.
7896 * gengtype.c (note_def_vec): Likewise.
7897 * gengtype.h (note_def_vec): Likewise.
7898 * genoutput.c (struct data, output_insn_data, process_template,
7899 gen_expand, gen_split, note_constraint): Likewise.
7900 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7901 make_insn_sequence): Likewise.
7902 * gensupport.c (record_insn_name): Likewise.
7904 2008-07-08 Doug Kwan <dougkwan@google.com>
7906 * config/arm/arm.opt (mandroid): New option.
7907 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7908 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7910 (CC1PLUS_SPEC): Same.
7912 (STARTFILE_SPEC): Same.
7913 (ENDFILE_SPEC): Same.
7914 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7917 2008-07-08 Raksit Ashok <raksit@google.com>
7919 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7920 (set_storage_via_setmem): Fix expected_align parameter.
7921 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7922 missing from the list.
7923 * doc/md.texi (movmem): Explicitly state that expected alignment is
7924 to be expressed in bytes.
7925 (setmem): Explicitly state that expected alignment is to be expressed
7928 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7930 * reload.c (find_reloads_subreg_address): Do not require validity
7931 of address in original mode before reloading address.
7933 2008-07-07 Tianwei Sheng <tianweis@google.com>
7935 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7936 bounds array access.
7938 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7940 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7942 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7944 Fix PR tree-optimization/23455
7945 Fix PR tree-optimization/35286
7946 Fix PR tree-optimization/35287
7947 * Makefile.in (OBJS-common): Remove tree-vn.o.
7948 (tree-vn.o): Remove.
7949 * dbgcnt.def: Add treepre_insert debug counter.
7950 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7951 (debug_value_expressions): Ditto.
7952 (print_value_expressions): Ditto.
7953 * tree-pretty-print.c (dump_generic_node): Updated for
7954 VALUE_HANDLE removal.
7955 * tree-ssa-dom.c (record_equality): Ditto.
7956 (cprop_operand): Ditto.
7957 (lookup_avail_expr): Ditto.
7958 * tree-ssa-threadedge.c
7959 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7960 (simplify_control_stmt_condition): Ditto.
7961 * tree.c (tree_code_size): Ditto.
7962 (tree_node_structure): Ditto.
7963 (iterative_hash_expr): Ditto.
7965 * tree.h (VALUE_HANDLE_ID): Ditto.
7966 (VALUE_HANDLE_EXPR_SET): Ditto.
7967 (struct tree_value_handle): Ditto.
7968 (union tree_node): Ditto.
7969 * treestruct.def: Ditto.
7970 * tree-vn.c: Removed.
7971 * tree-ssa-pre.c: Rewritten entirely.
7972 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7973 (constant_value_ids): Ditto.
7974 (vn_nary_op_t): Moved to header.
7976 (vn_reference_op_t): Ditto
7977 (vn_reference_t): Ditto.
7978 (next_value_id): New variable.
7979 (VN_INFO): Add an assert.
7980 (vn_constant_eq): New function.
7981 (vn_constant_hash): Ditto.
7982 (get_or_alloc_constant_value_id): Ditto.
7983 (value_id_constant_p): Ditto.
7984 (vn_reference_compute_hash): De-staticify.
7985 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7986 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7987 (valueize_refs): Update opcode if it changes from ssa name to constant.
7988 (vn_reference_lookup_1): Add new argument.
7989 (vn_reference_lookup): Ditto.
7990 (vn_reference_lookup_pieces): New function.
7991 (vn_reference_insert): Add return type. Modify to deal with value ids.
7992 (vn_reference_insert_pieces): New function.
7993 (vn_nary_op_compute_hash): De-staticify.
7994 (vn_nary_op_eq): Ditto.
7995 (vn_nary_op_lookup_pieces): New function.
7996 (vn_nary_op_lookup): Add new argument.
7997 (vn_nary_op_insert_pieces): New function.
7998 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7999 (vn_phi_insert): Ditto.
8000 (visit_unary_op): Update for callee changes.
8001 (visit_binary_op): Ditto.
8002 (visit_reference_op_load): Ditto.
8003 (visit_reference_op_store): Ditto.
8004 (init_scc_vn): Init next_value_id, constant_to_value_id and
8006 (free_scc_vn): Free them.
8007 (set_hashtable_value_ids): New function.
8008 (run_scc_vn): Use it.
8009 (get_max_value_id): New function.
8010 (get_next_value_id): Ditto.
8011 (expressions_equal_p): Moved from tree-vn.c
8012 (sort_vuses): Ditto.
8013 (sort_vuses_heap): Ditto.
8014 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
8016 * tree.c (iterative_hash_hashval_t): Made non-static
8017 * tree.h (iterative_hash_hashval_t): Declare it.
8019 2008-07-08 Martin Jambor <mjambor@suse.cz>
8021 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
8022 instead of ipa_create_node_params.
8023 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
8024 ipa_check_create_edge_args, free them with
8025 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
8027 * ipa-prop.c: Include flags.h and tree-inline.h.
8028 (ipa_node_params_vector): New variable.
8029 (ipa_edge_args_vector): New variable.
8030 (edge_removal_hook_holder): New variable.
8031 (node_removal_hook_holder): New variable.
8032 (edge_duplication_hook_holder): New variable.
8033 (node_duplication_hook_holder): New variable.
8034 (ipa_detect_param_modifications): Check for presence of modified flags.
8035 (ipa_compute_jump_functions): Check for presence of jump functions.
8036 (ipa_free_edge_args_substructures): New function.
8037 (ipa_create_node_params): Removed.
8038 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
8039 (ipa_free_node_params_substructures): New function.
8040 (ipa_free_all_node_params): Changed to deallocate the on-the-side
8042 (ipa_edge_removal_hook): New function.
8043 (ipa_node_removal_hook): New function.
8044 (duplicate_array): New function.
8045 (ipa_edge_duplication_hook): New function.
8046 (ipa_node_duplication_hook): New function.
8047 (ipa_register_cgraph_hooks): New function.
8048 (ipa_unregister_cgraph_hooks): New function.
8049 (free_all_ipa_structures_after_ipa_cp): New function.
8051 * ipa-prop.h: Include vec.h.
8052 (ipa_node_params_t): New typedef with vector types for it.
8053 (ipa_edge_args_t): New typedef with vector types for it.
8054 (IPA_NODE_REF): Changed to access an on-the-side vector.
8055 (IPA_EDGE_REF): Changed to access an on-the-side vector.
8056 (ipa_check_create_node_params): New function.
8057 (ipa_check_create_edge_args): New function.
8059 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
8062 2008-07-07 Tom Tromey <tromey@redhat.com>
8064 * configure, config.in: Rebuilt.
8065 * configure.ac: Don't check for scandir or alphasort.
8067 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8069 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
8070 types immediately after creating them.
8072 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8074 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
8076 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
8078 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
8079 dump_constraint_graph.
8080 (dump_constraint_edge): New function.
8081 (dump_constraint_graph): New function.
8082 (debug_constraint_graph): New function.
8083 (dump_constraint): Removed useless comparison.
8084 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
8085 (dump_constraint_graph): Declare.
8086 (debug_constraint_graph): Declare.
8087 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
8089 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
8091 * config/i386/i386.c (is_va_list_char_pointer): New.
8092 (ix86_va_start): Replace compare with ms_va_list_type_node
8093 by is_va_list_char_pointer.
8094 (ix86_gimplify_va_arg): Likewise.
8096 2008-07-07 Martin Jambor <mjambor@suse.cz>
8098 * cgraph.c (cgraph_edge_max_uid): New variable.
8099 (struct cgraph_edge_hook_list): New type.
8100 (struct cgraph_node_hook_list): New type.
8101 (struct cgraph_2edge_hook_list): New type.
8102 (struct cgraph_2node_hook_list): New type.
8103 (first_cgraph_edge_removal_hook): New variable.
8104 (first_cgraph_node_removal_hook): New variable.
8105 (first_cgraph_edge_duplicated_hook): New variable.
8106 (first_cgraph_node_duplicated_hook): New variable.
8107 (cgraph_add_edge_removal_hook): New function.
8108 (cgraph_remove_edge_removal_hook): New function.
8109 (cgraph_call_edge_removal_hooks): New function.
8110 (cgraph_add_node_removal_hook): New function.
8111 (cgraph_remove_node_removal_hook): New function.
8112 (cgraph_call_node_removal_hooks): New function.
8113 (cgraph_add_edge_duplication_hook): New function.
8114 (cgraph_remove_edge_duplication_hook): New function.
8115 (cgraph_call_edge_duplication_hooks): New function.
8116 (cgraph_add_node_duplication_hook): New function.
8117 (cgraph_remove_node_duplication_hook): New function.
8118 (cgraph_call_node_duplication_hooks): New function.
8119 (cgraph_create_edge): Assign to edge uid.
8120 (cgraph_remove_edge): Call edge removal hooks.
8121 (cgraph_node_remove_callees): Call edge removal hooks.
8122 (cgraph_node_remove_callers): Call edge removal hooks.
8123 (cgraph_remove_node): Call node removal hooks.
8124 (cgraph_clone_edge): Call edge duplication hooks.
8125 (cgraph_clone_node): Call node duplication hooks.
8127 * cgraph.h (cgraph_edge): New field uid.
8128 (cgraph_edge_hook): New type.
8129 (cgraph_node_hook): New type.
8130 (cgraph_2edge_hook): New type.
8131 (cgraph_2node_hook): New type.
8133 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
8135 * config.in: Regenerate.
8137 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
8139 * gcc.c (print_sysroot): New.
8140 (option_map, display_help, process_command): Handle the
8141 -print-sysroot option.
8142 (main): Print the sysroot if requested.
8143 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
8145 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8148 * unwind-pe.h (size_of_encoded_value): add attribute unused.
8150 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
8152 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
8153 (assign_parm_setup_block_p): Also check mode of entry_parm.
8155 2008-07-07 Richard Guenther <rguenther@suse.de>
8157 * tree-ssa-structalias.h (set_used_smts): Remove.
8158 * tree-ssa-structalias.c (used_smts): Likewise.
8159 (set_used_smts): Likewise.
8160 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
8161 call to set_used_smts.
8163 2008-07-07 Richard Guenther <rguenther@suse.de>
8165 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
8166 (new_var_info): Set it to false.
8167 (solution_set_add): Correctly handle pointers outside a var and
8169 (type_safe): Treat variables with is_full_var properly.
8170 (do_sd_constraint): Likewise.
8171 (do_ds_constraint): Likewise.
8172 (process_constraint): Remove zeroing offset for !use_field_sensitive.
8173 (get_constraint_for_ptr_offset): New function.
8174 (get_constraint_for_component_ref): For addresses at least include
8175 the last field of the variable. Handle is_full_vars properly.
8176 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
8177 (handle_ptr_arith): Remove.
8178 (find_func_aliases): Simplify assignment handling.
8179 (create_function_info_for): For parameter and result varinfos set
8181 (create_variable_info_for): Set is_full_var flag whenever we
8182 just created a single varinfo for a decl.
8183 (init_alias_vars): Initialize use_field_sensitive from
8184 max-fields-for-field-sensitive parameter.
8186 2008-07-07 Richard Guenther <rguenther@suse.de>
8188 PR tree-optimization/36713
8189 * tree-flow-inline.h (is_call_used): New function.
8190 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
8191 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8192 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
8194 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8196 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
8198 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
8200 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
8202 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8203 Nathan Sidwell <nathan@codesourcery.com>
8205 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
8206 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
8208 * config/m68k/t-linux: New.
8209 * doc/install.texi: Document m68k-*-linux is now multilibbed by
8212 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
8214 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
8215 * config/m68k/m68k-devices.def: Remove multilibs that only differ
8218 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8220 * gcc.c (execute): Fix -Wc++-compat warning.
8222 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
8225 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
8226 constant for little endian.
8228 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
8230 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
8231 mips_base_mips16 instead of TARGET_MIPS16.
8232 (mips_base_mips16): Declare.
8233 * config/mips/mips.c (mips_base_mips16): Make global.
8234 (was_mips16_p): Remove GTY marker.
8235 (was_mips16_pch_p): New variable.
8236 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
8237 (mips_override_options): Force to non-MIPS16 mode initially.
8238 Do not complain about MIPS16 PIC incompatibilities here.
8239 Only allow -mgpopt if -mexplicit-relocs is in force for
8242 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
8244 * configure.ac: Check for caddr_t, define to char * if not defined.
8245 * configure: Regenerate.
8246 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
8247 (mmap_gt_pch_use_address): Likewise.
8248 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
8250 2008-07-06 Richard Guenther <rguenther@suse.de>
8252 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
8253 (new_var_info): Deal with it.
8254 (solution_set_add): Likewise.
8255 (bitpos_of_field): Make signed, fix.
8256 (struct fieldoff): Remove type and decl fields. Make size field
8257 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
8259 (fieldoff_compare): Deal with it.
8260 (push_fields_onto_fieldstack): Remove has_union argument, glob
8261 adjacent non-pointer fields together.
8262 (create_function_info_for): Do not set has_union.
8263 (create_variable_info_for): Simplify.
8265 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
8267 * config.gcc (extra_headers): Add cross-stdarg.h for target
8268 x86_64-*-* and i?86-*-*.
8269 * config/i386/cross-stdarg.h: New.
8270 * builtins.c (std_fn_abi_va_list): New.
8271 (std_canonical_va_list_type): New.
8272 (stabilize_va_list): Replace va_list_type_node use by
8273 mtarget.canonical_va_list_type.
8274 (gimplify_va_arg_expr): Likewise.
8275 (expand_builtin_va_copy): Replace va_list_type_node use by
8276 mtarget.fn_abi_va_list.
8277 * tree-sra.c (is_va_list_type): New helper.
8278 (decl_can_be_decomposed_p): Replace
8279 va_list_type_node use by is_va_list_type.
8280 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
8281 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8282 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
8283 * config/i386/i386-protos.h (ix86_get_valist_type): New.
8284 (ix86_enum_va_list): New.
8285 * config/i386/i386.c (sysv_va_list_type_node): New.
8286 (ms_va_list_type_node): New.
8287 (ix86_function_type_abi): Remove sorry.
8288 (ix86_build_builtin_va_list_abi): New.
8289 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
8291 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
8292 (ix86_init_builtins_va_builtins_abi): New.
8293 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
8295 (ix86_handle_abi_attribute): New.
8296 (attribute_spec): Add sysv_abi and ms_abi.
8297 (ix86_fn_abi_va_list): New.
8298 (ix86_canonical_va_list_type): New.
8299 (ix86_enum_va_list): New.
8300 (TARGET_FN_ABI_VA_LIST): New.
8301 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8302 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
8303 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8304 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8305 (TARGET_ENUM_VA_LIST): New.
8306 * expr.h (std_fn_abi_va_list): New.
8307 (std_canonical_va_list_type): New.
8308 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8309 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8310 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8311 TARGET_CANONICAL_VA_LIST_TYPE.
8312 * target.h (struct gcc_target): Add fn_abi_va_list hook
8313 and canonical_va_list_type hook.
8315 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8317 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8318 integral and pointer types.
8320 2008-07-04 Roger Sayle <roger@eyesopen.com>
8322 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8323 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8325 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8328 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8330 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8332 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8333 build_gimple_modify_stmt.
8334 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8335 gimple operand. Use fold_build* instead of build*.
8337 2008-07-04 Richard Guenther <rguenther@suse.de>
8339 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8340 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8341 properly to compute the reachability set if we do field-sensitive PTA.
8342 * invoke.texi (max-fields-for-field-sensitive): Document default.
8343 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8344 100 for optimize >= 2.
8346 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8348 * ggc-zone.c (lookup_page_table_if_allocated,
8349 set_page_table_entry, zone_find_object_size, alloc_small_page,
8350 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8351 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8352 -Wc++-compat and/or -Wcast-qual warnings.
8354 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8357 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8358 pic_offset_table_rtx to be marked as used here.
8359 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8360 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8361 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8362 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8365 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8367 * alloc-pool.c (hash_descriptor, eq_descriptor,
8368 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8369 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8371 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8372 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8373 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8374 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8377 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8379 * tree-flow.h (loop_only_exit_p): Declare.
8380 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8381 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8382 the number of iterations if it is constant. Otherwise, if this is the
8383 only possible exit of the loop, use the conservative estimate on the
8384 number of iterations of the entire loop if available.
8386 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8388 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8389 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8390 Add synchronization functions.
8391 * config/sync.c: New file.
8392 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8393 (LIBGCC_SYNC_CFLAGS): Likewise.
8395 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8398 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8399 (*pushtf_sse): New insn pattern.
8400 (pushtf splitters): New splitters.
8402 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8405 * predict.c (build_predict_expr): Use void_type_node for the tree
8406 type, instead of NULL_TREE.
8408 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8410 * config/i386/i386.c (contains_aligned_value_p): Return true
8412 (ix86_data_alignment): Align TCmode to 128bits.
8413 (ix86_local_alignment): Likewise.
8415 2008-07-03 Andrew Haley <aph@redhat.com>
8418 * vec.h (VEC_TA): New.
8419 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8420 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8421 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8422 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8423 (C_COMMON_FIXED_TYPES): Remove first arg.
8424 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8425 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8426 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8427 not to use empty macro arguments.
8429 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8431 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8432 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8433 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8434 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8435 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8436 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8437 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8438 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8439 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8440 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8441 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8442 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8443 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8444 config/rs6000/e500crtres64gpr.asm,
8445 config/rs6000/e500crtres64gprctr.asm,
8446 config/rs6000/e500crtrest32gpr.asm,
8447 config/rs6000/e500crtrest64gpr.asm,
8448 config/rs6000/e500crtresx32gpr.asm,
8449 config/rs6000/e500crtresx64gpr.asm,
8450 config/rs6000/e500crtsav32gpr.asm,
8451 config/rs6000/e500crtsav64gpr.asm,
8452 config/rs6000/e500crtsav64gprctr.asm,
8453 config/rs6000/e500crtsavg32gpr.asm,
8454 config/rs6000/e500crtsavg64gpr.asm,
8455 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8456 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8457 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8458 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8459 config/sparc/sol2-cn.asm: Remove .file directives.
8461 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8463 * resource.c (mark_referenced_resources): Look inside
8464 UNSPEC_VOLATILEs and ASM_INPUTs.
8466 2008-07-02 Ian Lance Taylor <iant@google.com>
8468 * rtlanal.c (add_reg_note): New function.
8469 * rtl.h (add_reg_note): Declare.
8470 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8471 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8472 * builtins.c (expand_builtin_longjmp): Likewise.
8473 (expand_builtin_nonlocal_goto): Likewise.
8474 * calls.c (emit_call_1, expand_call): Likewise.
8475 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8476 * cfglayout.c (fixup_reorder_chain): Likewise.
8477 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8478 (commit_one_edge_insertion): Likewise.
8479 * combine.c (move_deaths, distribute_notes): Likewise.
8480 * df-problems.c (df_set_note): Likewise.
8481 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8482 (set_unique_reg_note): Likewise.
8483 (emit_copy_of_insn_after): Likewise.
8484 * expr.c (expand_expr_real): Likewise.
8485 * gcse.c (add_label_notes): Likewise.
8486 * haifa-sched.c (create_check_block_twin): Likewise.
8487 * jump.c (mark_jump_label_1): Likewise.
8488 * loop-doloop.c (add_test, doloop_modify): Likewise.
8489 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8490 * lower-subreg.c (move_eh_region_note): Likewise.
8491 * optabs.c (emit_libcall_block): Likewise.
8492 * predict.c (predict_insn): Likewise.
8493 (combine_predictions_for_insn): Likewise.
8494 * recog.c (peephole2_optimize): Likewise.
8495 * regmove.c (try_auto_increment): Likewise.
8496 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8497 * reload.c (find_reloads): Likewise.
8498 * reload1.c (fixup_eh_region_note): Likewise.
8499 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8500 * reorg.c (delete_prior_computation): Likewise.
8501 (delete_computation, dbr_schedule): Likewise.
8502 * config/pa/pa.c (legitimize_pic_address): Likewise.
8503 * config/sh/sh.c (sh_reorg): Likewise.
8505 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8508 * config/libgcc-glibc.ver: Add %exclude.
8509 * config/m32r/libgcc-glibc.ver: Likwise.
8510 * config/s390/libgcc-glibc.ver: Likwise.
8511 * config/sh/libgcc-glibc.ver: Likwise.
8512 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8514 * config/i386/libgcc-glibc.ver: New.
8516 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8518 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8520 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8521 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8522 i[34567]86-*-linux*, x86_64-*-linux*. Add
8523 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8524 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8525 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8526 i[34567]86-*-linux*, x86_64-*-linux*.
8528 * libgcc-std.ver: Add empty GCC_4.4.0.
8530 * mkmap-symver.awk: Support multiple versions per symbol.
8532 * config/i386/i386.c (ix86_init_builtins): Always define
8533 __builtin_fabsq and __builtin_copysignq with fallbacks.
8534 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8535 and __builtin_copysignq if SSE2 isn't available.
8537 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8538 (LIBGCC2_TF_CEXT): Likwise.
8541 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8543 * config/i386/sfp-machine.h: Moved to libgcc.
8545 * config/i386/sfp-machine.h: New.
8546 * config/i386/t-linux: Likwise.
8548 * config/i386/t-darwin: Remove softfp_wrap_start and
8550 * config/i386/t-darwin64: Likewise.
8552 * config/i386/t-fprules-softfp64: Renamed to ...
8553 * config/i386/t-fprules-softfp: This.
8555 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8556 and softfp_wrap_end.
8558 2008-07-02 Jason Merrill <jason@redhat.com>
8560 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8562 * tree.c (ctor_to_list): New fn.
8563 * tree.h: Declare it.
8564 (CONSTRUCTOR_ELT): New macro.
8565 (CONSTRUCTOR_NELTS): New macro.
8567 2008-07-02 Richard Guenther <rguenther@suse.de>
8569 * tree-ssa-structalias.c (struct variable_info): Reorder
8570 to fill padding on 64bit hosts. Make collapsed_to an int.
8571 (get_varinfo_fc): Deal with that.
8572 (new_var_info): Likewise.
8573 (collapse_rest_of_var): Likewise.
8575 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8577 * doc/install.texi (--enable-java-home): Document.
8578 (--enable-aot-compile-rpm): Likewise.
8579 (--with-arch-directory): Likewise.
8580 (--with-os-directory): Likewise.
8581 (--with-origin-name): Likewise.
8582 (--with-arch-suffix): Likewise.
8583 (--with-jvm-root-dir): Likewise.
8584 (--with-jvm-jar-dir): Likewise.
8585 (--with-python-dir): Likewise.
8587 2008-07-02 Richard Guenther <rguenther@suse.de>
8589 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8590 from decls explicitly. Merge operand checking from tuples.
8592 2008-07-02 Martin Jambor <mjambor@suse.cz>
8594 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8596 2008-07-02 Martin Jambor <mjambor@suse.cz>
8598 * tree-switch-conversion.c: Included timevar.h
8599 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8601 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8603 2008-07-02 Martin Jambor <mjambor@suse.cz>
8605 * tree-switch-conversion.c: Corrected various comments and
8607 (build_constructors): Fixed minor formatting mistakes.
8609 * invoke.texi (Optimize Options): Corrected the
8610 switch-conversion-max-branch-ratio parameter.
8612 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8614 * final.c (asm_insn_count): Return zero for an empty asm body.
8616 2008-07-02 Richard Guenther <rguenther@suse.de>
8618 * bitmap.h (bitmap_set_bit): Return bool.
8619 (bitmap_clear_bit): Likewise.
8620 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8621 write to the bitmap if it would.
8622 (bitmap_clear_bit): Likewise.
8623 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8624 bitmap_set_bit return value.
8625 (add_pred_graph_edge): Likewise.
8626 (add_graph_edge): Likewise.
8627 (do_sd_constraint): Likewise.
8628 (do_ds_constraint): Likewise.
8630 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8632 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8633 Fix -Wc++-compat and/or -Wcast-qual warnings.
8634 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8635 gen_regparm_prefix): Likewise.
8636 * vmsdbgout.c (write_modbeg, lookup_filename,
8637 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8639 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8641 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8642 defaults.h definition apply.
8644 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8646 * function.c (assign_parm_remove_parallels): New.
8647 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8649 (assign_parm_setup_block): Do not handle them.
8650 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8651 assign_parm_remove_parallels.
8653 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8655 * c-typeck.c (convert_for_assignment): Use
8656 vector_targets_convertible_p.
8657 * c-common.c (vector_targets_convertible_p): New.
8658 * c-common.h (vector_targets_convertible_p): New prototype.
8659 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8660 opaque_p_V2SI_type_node.
8662 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8664 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8667 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8669 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8670 TFmode constants via two element DImode vector for hosts with
8671 HOST_BITS_PER_WIDE_INT < 64.
8672 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8673 also for HOST_BITS_PER_WIDE_INT < 64.
8675 2008-07-01 Richard Guenther <rguenther@suse.de>
8677 PR tree-optimization/36666
8678 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8679 (get_constraint_exp_from_ssa_var): Split into ...
8680 (get_constraint_exp_for_temp): ... this ...
8681 (get_constraint_for_ssa_var): ... and that.
8682 Return constraint expressions for all touched sub-fields
8683 if the results address is not taken.
8684 (process_constraint): Remove assertion that aggregate
8685 assignments do not happen at this place.
8686 (get_constraint_for_component_ref): Add address_p argument.
8687 Return constraint expressions for all touched sub-fields
8688 if the results address is not taken.
8689 (do_deref): Use get_constraint_exp_for_temp.
8690 (get_constraint_for_1): Rename from ...
8691 (get_constraint_for): ... this. Add the old function as wrapper.
8692 (do_structure_copy): Use get_constraint_for_1.
8694 2008-07-01 Martin Jambor <mjambor@suse.cz>
8696 * Makefile.in (tree-switch-conversion.o): Add.
8697 (OBJS-common): Add tree-swtch-conversion.o.
8698 * passes.c (init_optimization_passes): Add pass_convert_switch.
8699 * tree-pass.h: (pass_convert_switch): Add.
8700 * tree-switch-conversion.c: New file.
8701 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8702 * common.opt (ftree-cswtch): New option.
8703 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8704 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8705 * opts.c (decode_options): Set flag_tree_switch_conversion when
8706 optimization level is >= 2.
8707 * doc/invoke.texi (Optimize Options): Added description of
8708 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8710 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8712 * config/darwin-driver.c (darwin_default_min_version): Fix
8713 -Wc++-compat warnings.
8715 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8717 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8720 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8722 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8724 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8726 PR rtl-optimization/34744
8727 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8728 (df_scan_free_internal): Free data structures not
8729 allocated in storage pools.
8730 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8731 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8732 df_scan_free_mws_vec.
8733 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8736 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8738 * config/i386/i386.c (contains_aligned_value_p): Return true
8740 (ix86_function_arg_boundary): Return its natural boundary
8742 (return_in_memory_32): Don't check TDmode.
8743 (ix86_split_to_parts): Support splitting into 4 parts and
8744 support TFmode for 32bit target.
8745 (ix86_split_long_move): Support splitting into 4 parts.
8746 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8748 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8749 (ix86_init_builtins): Here.
8750 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8751 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8752 'q' and 'w', respectively.
8754 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8756 (movtf_internal): Likewise.
8757 (<code>tf2): Likewise.
8758 (*absnegtf2_sse): Likewise.
8759 (copysign<mode>3): Likewise.
8760 (copysign<mode>3_const): Likewise.
8761 (copysign<mode>3_var): Likewise.
8762 (define_split UNSPEC_COPYSIGN): Likewise.
8763 * config/i386/sse.md (*nandtf3): Likewise.
8764 (<code>tf3): Likewise.
8765 (*<code>tf3): Likewise.
8767 2008-06-30 Joey Ye <joey.ye@intel.com>
8768 H.J. Lu <hongjiu.lu@intel.com>
8770 * global.c (compute_regsets): Set frame_pointer_needed here.
8771 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8773 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8775 * doc/install.texi (specific): Expand Windows build notes.
8777 2008-06-30 Ira Rosen <irar@il.ibm.com>
8779 PR tree-optimization/36648
8780 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8781 number of prolog iterations by step. Fix the comment.
8783 2008-06-30 Richard Guenther <rguenther@suse.de>
8786 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8787 handle calls from ECF_MALLOC functions.
8788 (handle_pure_call): ECF_MALLOC functions do not return
8790 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8792 2008-06-29 Andreas Schwab <schwab@suse.de>
8794 * config/m68k/m68k.c (print_operand): Always print a float
8796 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8797 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8800 * config/rs6000/x-linux64: Remove never used file.
8802 2008-06-29 Richard Guenther <rguenther@suse.de>
8804 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8806 (struct alias_info): Move ...
8807 * tree-ssa-alias.c: ... here.
8808 (update_alias_info): Declare.
8809 (compute_may_aliases): Call it.
8810 (update_alias_info): New function.
8811 * tree-ssa-structalias.c (update_alias_info): Move ...
8812 * tree-ssa-alias.c (update_alias_info_1): ... here.
8813 * tree-ssa-structalias.c (process_constraint_1): Remove
8814 unused from_call argument. Rename to ...
8815 (process_constraint): ... this. Delete old wrapper.
8816 (make_constraint_to): Adjust callers.
8817 (handle_const_call): Likewise.
8818 (handle_pure_call): Likewise.
8819 (init_base_vars): Likewise.
8820 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8821 (find_func_aliases): We don't need structure copies for
8823 (make_constraint_from_anything): Remove.
8824 (create_variable_info_for): For globals make constraints
8825 from escaped, not from anything.
8826 (compute_points_to_sets): Do not call update_alias_info.
8827 (ipa_pta_execute): Use make_constraint_from.
8829 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8831 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8832 (bitmap.o-warn, dominance.o-warn): New.
8833 * configure.ac (cxx_compat_warn): Delete.
8834 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8835 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8837 * configure: Regenerate.
8839 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8842 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8844 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8845 * df-scan.c (df_notes_rescan): Likewise.
8846 * ggc-page.c (set_page_table_entry): Likewise.
8847 * intl.c (gcc_gettext_width): Likewise.
8848 * varasm.c (get_unnamed_section, get_noswitch_section,
8849 get_section): Likewise.
8851 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8853 * regrename.c (build_def_use): Don't copy RTX.
8855 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8857 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8858 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8859 punctuation. Use @ref instead of @xref.
8860 (Function Names): Remove stray @display/@end display.
8861 (C++ Attributes): Use @ref instead of @xref.
8862 (Deprecated Features): Fix punctuation around @xref.
8863 (Backwards Compatibility): Likewise.
8864 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8866 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8868 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8869 constants for E500 double.
8871 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8873 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8874 element type of const_vector.
8876 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8878 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8879 Remove FLAGS_REG clobber from expander pattern.
8880 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8881 (anddi3, andsi3, andhi3, andqi3): Ditto.
8882 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8883 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8884 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8885 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8886 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8887 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8888 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8889 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8891 2008-06-28 Richard Guenther <rguenther@suse.de>
8893 * tree-ssa-structalias.c (callused_id, var_callused,
8894 callused_tree): Add.
8895 (handle_pure_call): New function.
8896 (find_func_aliases): Call it.
8897 (find_what_p_points_to): Handle the call-used set.
8898 (clobber_what_escaped): Likewise.
8899 (compute_call_used_vars): New function.
8900 (init_base_vars): Init the call-used variable.
8901 (do_sd_constraint): Do not propagate the solution from CALLUSED
8902 but use CALLUSED as a placeholder.
8903 (solve_graph): Likewise.
8904 * tree-flow-inline.h (gimple_call_used_vars): New function.
8905 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8906 (compute_call_used_vars): Declare.
8907 * tree-ssa-alias.c (set_initial_properties): Call
8908 compute_call_used_vars.
8909 (reset_alias_info): Clear call-used variables.
8910 (add_call_clobber_ops): Assert we are not called for const/pure
8911 functions. Remove handling of them.
8912 (add_call_read_ops): Handle pure functions by adding the
8913 call-used set of variables as VUSEs.
8914 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8915 (delete_tree_ssa): Free it.
8916 * tree-dfa.c (remove_referenced_var): Clear the var from the
8919 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8921 * tree.c (build_varargs_function_type_list): New.
8922 (build_function_type_list_1): New.
8923 (build_function_type_list): Use build_function_type_list_1.
8924 * tree.h (build_varargs_function_type_list): New.
8926 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8929 * config/spu/spu.c (spu_builtin_splats): Do not generate
8930 invalid CONST_VECTOR expressions.
8931 (spu_expand_vector_init): Likewise.
8933 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8935 * optabs.c (libfunc_decls): New variable.
8936 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8937 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8938 for the same function twice.
8940 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8942 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8943 ix86_expand_binary_operator directly.
8944 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8946 (*ashrti3_1): Ditto.
8947 (*lshrti3_1): Ditto.
8948 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8949 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8950 using only one splitter. Conditionaly execute splitter before or
8951 after peephole2 pass.
8952 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8953 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8954 Use only one alternative in asm template.
8955 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8957 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8958 "J" operand constraint for operand 2.
8959 (*ashldi3_cconly_rex64): Ditto.
8960 (*ashrdi3_cmp_rex64): Ditto.
8961 (*ashrdi3_cconly_rex64): Ditto.
8962 (*lshrdi3_cmp_rex64): Ditto.
8963 (*lshrdi3_cconly_rex64): Ditto.
8964 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8965 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8966 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8969 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8971 * gimplify.c (omp_is_private): Don't return true if decl is not
8972 already private on #pragma omp for or #pragma omp parallel for.
8975 * tree-cfg.c (struct move_stmt_d): Replace block field with
8976 orig_block and new_block fields.
8977 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8978 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8979 (move_block_to_fn): Replace vars_map and new_label_map arguments
8980 with struct move_stmt_d pointer.
8981 (replace_block_vars_by_duplicates): New function.
8982 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8983 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8984 all subblocks of ORIG_BLOCK to the new function. Call
8985 replace_block_vars_by_duplicates.
8986 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8987 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8988 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8989 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8990 (expand_omp): Temporarily set input_location to the location of
8991 region's controlling stmt.
8992 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8993 BIND_EXPR, push ctx->block_vars and gimplification vars into
8994 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8996 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8997 there are any BLOCK_VARS.
8998 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8999 OMP_PARALLEL or OMP_TASK stmt.
9000 (lower_omp): Save and restore input_location around the lower_omp_1
9003 2008-06-27 Richard Guenther <rguenther@suse.de>
9005 PR tree-optimization/36400
9006 PR tree-optimization/36373
9007 PR tree-optimization/36344
9008 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
9009 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
9010 (update_alias_info): Remove call clobbering code.
9011 (make_constraint_to): New helper function.
9012 (make_escape_constraint): Likewise.
9013 (handle_rhs_call): Use it on all pointer containing arguments.
9014 Also mark the static chain escaped.
9015 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
9016 instead of ANYTHING.
9017 (make_constraint_from): New helper split out from ...
9018 (make_constraint_from_anything): ... here.
9019 (find_func_aliases): Add constraints for escape sites.
9020 (intra_create_variable_infos): Make constraints from NONLOCAL
9022 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
9024 (clobber_what_p_points_to): Remove.
9025 (clobber_what_escaped): New function.
9026 (init_base_vars): Init NONLOCAL and ESCAPED.
9027 (do_sd_constraint): Do not propagate the solution from ESCAPED
9028 but use ESCAPED as a placeholder.
9029 (solve_graph): Likewise.
9030 * tree-flow.h (clobber_what_p_points_to): Remove.
9031 (clobber_what_escaped): Declare.
9032 * tree-ssa-alias.c (set_initial_properties): Call it.
9033 Remove code clobbering escaped pointers.
9035 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9037 * function.c (allocate_struct_function): Only allocate a unique
9038 funcdef_no if the decl is nonzero.
9040 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9042 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
9043 * config/mips/mips.c (mips_split_const_insns): New function.
9044 * config/mips/mips.md (move_type): New attribute.
9045 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
9046 (dword_mode): New attribute.
9047 (type): Avoid long line. Map "move_type"s to "type"s,
9048 choosing "multi" for doubleword moves if appropriate.
9049 Swap MTC/MFC comments to match their declaration order.
9050 (extended_mips16): Default to "yes" if "move_type" is "sll0",
9051 "type" is "branch" or "jal" is "direct".
9052 (length): Handle "extended_mips16" first. Make the default
9053 "0" for "ghost" instructions. Set the length from "move_type".
9054 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
9055 of "type", with "sll0" for the register alternative. Remove the
9056 "extended_mips16" attribute.
9057 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
9058 of "type", with "shift_shift" for the register alternative.
9059 Remove the "length" attribute.
9060 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
9061 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
9062 of "type", with "andi" for the register alternative.
9063 (*zero_extendqihi2): Likewise.
9064 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
9065 of "andi" instead of a "type" of "arith".
9066 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
9068 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
9069 (mov_<store>r, *mov<mode>_ra): Likewise.
9070 (extendsidi2): Use "move_type" instead of "type", with "move"
9071 for the register alternative.
9072 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
9073 of "type", with "signext" for the register alternative.
9074 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
9075 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
9076 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
9077 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
9078 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
9079 (unnamed branch insn): Likewise.
9080 (*movdi_gp32_fp64): Fold into...
9081 (*movdi_32bit): ...here.
9082 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
9083 (*movdf_hardfloat): ...this new pattern.
9084 (*movdf_softfloat): Remove redundant FPR alternatives.
9085 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
9086 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
9087 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
9088 the "move" attribute.
9089 (*movdi_32bit): Use "move_type" instead of "type" and remove the
9090 "length" attribute. Use "fpload" and "fpstore" instead of "load"
9091 and "store" for COP loads and stores.
9092 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
9093 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
9094 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
9095 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
9096 (*movtf_mips16, *movv2sf): Likewise.
9097 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
9098 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
9099 (mfhc1<mode>): Use "move_type" instead of "move".
9100 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
9101 (loadgp_blockage): Remove the "length" attribute.
9102 (blockage, set_got_version, update_got_version): Likewise.
9103 (call_internal): Remove the "extended_mips16" attribute.
9104 (call_value_internal, call_value_multiple_internal): Likewise.
9105 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
9107 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
9108 the "length" attribute.
9110 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9112 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
9113 -Wcast-qual warnings.
9114 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
9115 handle_pragma_pop_macro): Likewise.
9116 * collect2.c (resolve_lib_name): Likewise.
9117 * config/arc/arc.c (arc_init): Likewise.
9118 * config/arm/arm.c (neon_builtin_compare,
9119 locate_neon_builtin_icode): Likewise.
9120 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
9121 * config/bfin/bfin.c (bfin_init_machine_status,
9122 bfin_optimize_loop): Likewise.
9123 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
9124 * config/cris/cris.c (cris_init_expanders): Likewise.
9125 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
9126 * config/darwin.c (machopic_indirection_eq,
9127 machopic_indirection_name, machopic_output_indirection): Likewise.
9128 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
9129 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
9130 frv_optimize_membar): Likewise.
9131 * config/i386/cygwin.h (mingw_scan,
9132 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
9133 * config/i386/cygwin1.c (mingw_scan): Likewise.
9134 * config/i386/i386.c (machopic_output_stub): Likewise.
9135 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
9136 i386_pe_unique_section): Likewise.
9137 * config/ia64/ia64.c (ia64_init_machine_status,
9138 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
9140 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
9141 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
9142 * config/m68k/m68k.c (m68k_handle_option,
9143 m68k_sched_md_init_global): Likewise.
9144 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
9145 mcore_unique_section): Likewise.
9146 * config/mips/mips.c (mips_block_move_straight,
9147 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
9149 * config/mmix/mmix.c (mmix_init_machine_status,
9150 mmix_encode_section_info): Likewise.
9151 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
9152 * config/rs6000/rs6000.c (rs6000_init_machine_status,
9153 print_operand_address, output_toc, redefine_groups,
9154 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
9155 * config/s390/s390.c (s390_init_machine_status): Likewise.
9156 * config/score/score.c (score_block_move_straight,
9157 score_block_move_loop_body): Likewise.
9158 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
9159 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
9160 * emit-rtl.c (find_auto_inc): Likewise.
9161 * gcc.c (translate_options, process_command): Likewise.
9162 * reorg.c (dbr_schedule): Likewise.
9163 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
9164 * xcoffout.c (xcoffout_declare_function): Likewise.
9166 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
9168 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
9169 ipa-pta working again.
9171 2008-06-27 David Edelsohn <edelsohn@gnu.org>
9173 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
9176 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
9178 * config.gcc (powerpc*-*-*): Add new core e500mc.
9179 * config/rs6000/e500mc.md: New file.
9180 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9182 (rs6000_override_options): Add e500mc case to
9183 processor_target_table. Altivec and Spe options not allowed
9184 with e500mc. Add isel instruction to e500mc by
9185 default. Initialize rs6000_cost for e500mc.
9186 (rs6000_issue_rate): Set issue rate for e500mc.
9187 * config/rs6000/rs6000.h (processor_type): Add
9188 PROCESSOR_PPCE500MC.
9189 (ASM_CPU_SPEC): Add e500mc.
9190 Set TARGET_ISEL to rs6000_isel.
9191 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
9192 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
9193 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
9195 * doc/invoke.texi: Add e500mc to list of cpus.
9197 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9200 * c-lex.c (lex_charconst): Initialize unsignedp.
9202 2008-06-27 Olivier Hainque <hainque@adacore.com>
9204 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
9205 documented assumptions.
9207 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
9209 * dwarf2out.c: Remove trailing white spaces. Break long line
9212 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
9214 * libfuncs.h (LTI_synchronize): New libfunc_index.
9215 (synchronize_libfunc): Declare.
9216 * builtins.c (expand_builtin_synchronize): Consider using
9217 synchronize_libfunc before falling back on an asm blockage.
9218 * config/mips/mips.c: Include libfuncs.h
9219 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
9221 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
9223 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
9224 parameter. Copy stack_reg to r11 where appropriate.
9225 (no_global_regs_above): Add gpr parameter.
9226 (rs6000_stack_info): Only add padding for SPE save area if we
9227 are saving SPE GPRs and CR.
9228 (saveres_routine_syms): New variable.
9229 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
9231 (rs6000_savres_routine_sym): New function.
9232 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
9234 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
9235 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
9236 Tweak FPR out-of-line saving.
9237 (rs6000_make_savres_rtx): New function.
9238 (rs6000_use_multiple_p): New function.
9239 (rs6000_savres_strategy): New function.
9240 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
9241 out-of-line if appropriate.
9242 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
9243 if we are optimizing for size.
9244 (GP_SAVE_INLINE): Define.
9245 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
9246 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
9247 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
9248 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
9249 (*save_fpregs_<mode>): Add use of r11.
9250 (*restore_gpregs_<mode>): New insn.
9251 (*return_and_restore_gpregs_<mode>): New insn.
9252 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
9254 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
9255 (*restore_gpregs_spe): New insn.
9256 (*return_and_restore_gpregs_spe): New insn.
9257 * config/rs6000/predicates.md (save_world_operation): Fix check.
9259 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9261 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
9262 this point, so assert that.
9264 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9266 * cfganal.c: Include vec.h and vecprim.h.
9267 (compute_idf): Import from...
9268 * tree-into-ssa (compute_idf): ...here.
9269 * basic-block.h (compute_idf): Export.
9271 2008-06-26 Joseph Myers <joseph@codesourcery.com>
9273 * c-decl.c (merge_decls): Use !current_function_decl to check for
9274 extern declaration of C99 inline function being at file scope.
9276 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
9278 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
9280 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9282 * alias.c (record_alias_subset, init_alias_analysis): Fix
9283 -Wc++-compat and/or -Wcast-qual warnings.
9284 * attribs.c (lookup_attribute_spec): Likewise.
9285 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
9286 copy_bb, connect_traces,
9287 find_rarely_executed_basic_blocks_and_cr): Likewise.
9288 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
9289 note_btr_set, migrate_btr_defs): Likewise.
9290 * builtins.c (result_vector, expand_builtin_memcpy,
9291 expand_builtin_mempcpy_args, expand_builtin_strncpy,
9292 builtin_memset_read_str, expand_builtin_printf,
9293 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
9295 * caller-save.c (mark_set_regs): Likewise.
9296 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9297 * cgraph.c (cgraph_edge): Likewise.
9298 * combine.c (likely_spilled_retval_1): Likewise.
9299 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
9300 htab_counts_entry_del, get_coverage_counts): Likewise.
9301 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
9302 new_cselib_val): Likewise.
9303 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9304 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9306 * df-core.c (df_compact_blocks): Likewise.
9307 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9308 * df-scan.c (df_grow_reg_info, df_ref_create,
9309 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9310 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9311 df_record_entry_block_defs, df_record_exit_block_uses,
9312 df_bb_verify): Likewise.
9313 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9314 DF_REF_EXTRACT_MODE_CONST): New.
9315 * dominance.c (get_immediate_dominator, get_dominated_by,
9316 nearest_common_dominator, root_of_dom_tree,
9317 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9318 -Wc++-compat and/or -Wcast-qual warnings.
9319 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9320 record_store, replace_read, check_mem_read_rtx, scan_insn,
9321 dse_step1, dse_record_singleton_alias_set): Likewise.
9322 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9324 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9326 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9327 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9328 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9329 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9330 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9331 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9332 file_name_acquire, output_file_names, add_const_value_attribute,
9333 premark_used_types_helper, file_table_eq, file_table_hash,
9334 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9335 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9336 -Wcast-qual warnings.
9337 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9338 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9339 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9340 gen_reg_rtx, start_sequence, init_emit): Likewise.
9341 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9342 * except.c (init_eh_for_function, gen_eh_region,
9343 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9344 arh_to_landing_pad, arh_to_label, add_action_record,
9345 add_call_site, switch_to_exception_section): Likewise.
9346 * expmed.c (synth_mult): Likewise.
9347 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9348 store_expr): Likewise.
9349 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9351 * function.c (assign_stack_temp_for_type,
9352 allocate_struct_function, match_asm_constraints_1): Likewise.
9353 * gcov-io.c (gcov_allocate): Likewise.
9354 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9355 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9356 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9357 record_one_set, insert_expr_in_table, insert_set_in_table,
9358 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9359 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9360 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9361 -Wcast-qual warnings.
9363 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9365 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9366 -Wcast-qual warnings.
9367 * gcc.c (process_command): Likewise.
9368 * genattrtab.c (oballoc): Use XOBNEW.
9369 (oballocvec): Define.
9370 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9371 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9372 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9373 -Wc++-compat and/or -Wcast-qual warnings.
9374 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9375 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9376 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9377 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9378 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9379 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9380 add_excls, process_presence_absence_names,
9381 process_presence_absence_patterns, add_presence_absence,
9382 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9383 get_free_state, add_arc, get_free_automata_list_el,
9384 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9385 transform_3, cache_presence, create_ainsns, create_automata,
9386 create_state_ainsn_table, dfa_insn_code_enlarge,
9387 output_trans_func, output_min_issue_delay_func,
9388 output_dead_lock_func, output_reset_func,
9389 output_get_cpu_unit_code_func, output_dfa_start_func,
9390 expand_automata): Likewise.
9391 * genextract.c (gen_insn): Likewise.
9392 * gengtype-lex.l: Likewise.
9393 * gengtype.c (read_input_list, adjust_field_type,
9394 process_gc_options): Likewise.
9395 * genoutput.c (note_constraint): Likewise.
9396 * genpreds.c (mangle, add_constraint): Likewise.
9397 * genrecog.c (process_define_predicate, new_decision,
9398 add_to_sequence): Likewise.
9399 * gensupport.c (record_insn_name): Likewise.
9401 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9403 * config/i386/driver-i386.c (detect_caches_amd,
9404 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9405 and/or -Wcast-qual warnings.
9406 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9407 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9408 gt_pch_save): Likewise.
9409 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9410 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9411 * global.c (compute_regsets): Likewise.
9412 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9413 finish_graph_dump_file): Likewise.
9414 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9415 unlink_bb_notes): Likewise.
9416 * integrate.c (get_hard_reg_initial_val): Likewise.
9417 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9418 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9419 * local-alloc.c (update_equiv_regs): Likewise.
9420 * loop-invariant.c (check_invariant_table_size,
9421 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9423 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9424 altered_reg_used, mark_altered): Likewise.
9425 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9426 insert_var_expansion_initialization,
9427 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9428 release_var_copies): Likewise.
9429 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9430 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9431 analyze_accesses_for_phi_node, check_var_notmodified_p,
9432 check_allocation_function, find_sites_in_func,
9433 record_all_accesses_in_func, transform_access_sites,
9434 transform_allocation_sites): Likewise.
9435 * omp-low.c (new_omp_region, create_omp_child_function_name,
9436 check_omp_nesting_restrictions, check_combined_parallel,
9437 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9438 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9439 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9440 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9442 * opts-common.c (prune_options): Likewise.
9443 * opts.c (add_input_filename, print_filtered_help,
9444 get_option_state): Likewise.
9445 * params.c (add_params): Likewise.
9446 * passes.c (set_pass_for_id, next_pass_1,
9447 do_per_function_toporder, pass_fini_dump_file): Likewise.
9448 * postreload.c (reload_cse_simplify_operands): Likewise.
9449 * predict.c (tree_predicted_by_p, tree_predict_edge,
9450 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9452 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9454 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9456 * recog.c (check_asm_operands, validate_change_1): Likewise.
9457 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9458 subst_asm_stack_regs): Likewise.
9459 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9460 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9461 * regmove.c (reg_is_remote_constant_p): Likewise.
9462 * regrename.c (regrename_optimize, scan_rtx_reg,
9463 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9465 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9466 regstat_compute_calls_crossed): Likewise.
9467 * reload1.c (init_reload, new_insn_chain,
9468 has_nonexceptional_receiver, reload, copy_reloads,
9469 calculate_needs_all_insns, init_elim_table): Likewise.
9470 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9471 * rtl.c (shallow_copy_rtx_stat): Likewise.
9472 * rtlanal.c (parms_set): Likewise.
9473 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9474 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9475 * sched-ebb.c (earliest_block_with_similiar_load,
9476 add_deps_for_risky_insns): Likewise.
9477 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9478 schedule_region): Likewise.
9479 * see.c (eq_descriptor_pre_extension,
9480 hash_descriptor_pre_extension, hash_del_pre_extension,
9481 eq_descriptor_properties, hash_descriptor_properties,
9482 hash_del_properties, see_seek_pre_extension_expr,
9483 see_initialize_data_structures, see_print_register_properties,
9484 see_print_pre_extension_expr, see_delete_merged_def_extension,
9485 see_delete_unmerged_def_extension, see_emit_use_extension,
9486 see_pre_delete_extension, see_map_extension, see_commit_changes,
9487 see_analyze_merged_def_local_prop,
9488 see_analyze_merged_def_local_prop,
9489 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9490 see_set_prop_merged_def, see_set_prop_unmerged_def,
9491 see_set_prop_unmerged_use, see_print_one_extension,
9492 see_merge_one_use_extension, see_merge_one_def_extension,
9493 see_store_reference_and_extension, see_update_uses_relevancy,
9494 see_update_defs_relevancy): Likewise.
9495 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9496 hash_statistics_free, curr_statistics_hash): Likewise.
9497 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9498 expand_asm_operands, expand_return, case_bit_test_cmp,
9499 expand_case): Likewise.
9500 * stor-layout.c (start_record_layout): Likewise.
9501 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9502 gt_pch_save_stringpool): Likewise.
9503 * tree-data-ref.c (hash_stmt_vertex_info,
9504 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9505 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9507 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9510 * config/i386/i386.md : Change constraints of HImode and QImode
9511 immediate operands from "i" to "n". Change SImode "ni" constraint to
9512 "i" and SImode "rmi" constraint to "g". Remove all constraints
9513 from const0_operand and const1_operand predicated operands.
9514 (i): Change QImode and HImode attribute from "i" to "n".
9515 (*subqi_2): Change HImode operands to QImode.
9518 2008-06-25 Olivier Hainque <hainque@adacore.com>
9520 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9523 2008-06-25 Richard Guenther <rguenther@suse.de>
9525 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9526 not overflow the result type.
9528 2008-06-25 Richard Guenther <rguenther@suse.de>
9530 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9531 (vn_lookup): Likewise.
9533 2008-06-25 Richard Guenther <rguenther@suse.de>
9535 PR tree-optimization/35518
9536 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9537 * tree-sra.c (instantiate_element): Use fold_build3 to build
9539 (try_instantiate_multiple_fields): Likewise.
9541 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9543 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9546 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9548 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9549 use_backchain_to_restore_sp to true
9550 if the offset of the link register save area would go over the 32k - 1
9551 offset limit of the load
9554 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9556 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9557 anchor for the type-punning blurb. Cross-reference "Structures
9558 unions enumerations and bit-fields implementation". Provide a
9559 cast-through-pointer example. Make final sentence self-contained.
9560 * doc/implement-c.texi (Structures unions enumerations and
9561 bit-fields implementation): Cross-reference the type-punning blurb
9562 in the -fstrict-aliasing documentation.
9564 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9567 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9568 the memory instead of the memory itself for the save area.
9570 2008-06-24 Olivier Hainque <hainque@adacore.com>
9571 Nicolas Roche <roche@adacore.com>
9573 * gengtype.c (srcdir_len): size_t instead of int.
9574 (get_file_realbasename): New function. For F a filename, the real
9575 basename of F, with all the path components stripped.
9576 (get_file_srcdir_relative_path): New function. For F a filename, the
9577 relative path to F from $(srcdir).
9578 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9579 get_file_realbasename. Adjust the head comment.
9580 (get_prefix_langdir_index): New function. For F a filename, return the
9581 lang_dir_names[] relative index of the language directory that is
9583 (get_file_langdir): For F a filename, return the name of the language
9584 directory where F is located.
9585 (get_file_gtfilename): New function. The gt- output file name for an
9587 (get_output_file_with_visibility): Replace in-line computations with
9588 uses of get_file_gtfilename and get_prefix_langdir_index.
9589 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9591 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9593 PR tree-optimization/36504
9594 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9595 references without base address.
9597 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9600 * calls.c (expand_call): Increase alignment for recursive functions.
9602 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9604 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9605 (TARGET_FUNCTION_VALUE): New define.
9606 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9607 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9609 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9611 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9612 (fmod<mode>3): Ditto.
9613 (remainderxf3): Ditto.
9614 (remainder<mode>3): Ditto.
9616 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9619 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9620 REG is a hard register.
9622 PR tree-optimization/36508
9623 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9624 499, don't check it at all in release compilers.
9626 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9628 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9629 together with SSE_TARGET_MATH to disable insn pattern.
9630 (*fop_<MODEF:mode>_2_i387): Ditto.
9631 (*fop_<MODEF:mode>_3_i387): Ditto.
9633 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9635 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9637 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9640 * gimplify.c (gimplify_asm_expr): Check the return code of
9641 parse_output_constraint call, set function return and is_inout
9644 2008-06-22 Ian Lance Taylor <iant@google.com>
9646 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9647 (narrowest_signed_type): Likewise.
9648 * c-typeck.c (c_common_type): Change local variable mclass to enum
9650 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9651 tcc_comparison, not the tree code itself.
9652 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9653 (c_expand_expr): Cast modifier to enum expand_modifier.
9654 * c-common.h (C_RID_CODE): Add casts.
9655 (C_SET_RID_CODE): Define.
9656 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9657 (c_lex_one_token): Add cast to avoid warning.
9658 (c_parser_objc_type_name): Rename local typename to type_name.
9659 (check_no_duplicate_clause): Change code parameter to enum
9661 (c_parser_omp_var_list_parens): Change kind parameter to enum
9663 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9664 c_parser_omp_list_var_parens.
9665 (c_parser_omp_threadprivate): Likewise.
9666 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9667 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9668 * c-format.c (NO_FMT): Define.
9669 (printf_length_specs): Use NO_FMT.
9670 (asm_fprintf_length_specs): Likewise.
9671 (gcc_diag_length_specs): Likewise.
9672 (scanf_length_specs): Likewise.
9673 (strfmon_length_specs): Likewise.
9674 (gcc_gfc_length_specs): Likewise.
9675 (printf_flag_specs): Change 0 to STD_C89.
9676 (asm_fprintf_flag_specs): Likewise.
9677 (gcc_diag_flag_specs): Likewise.
9678 (gcc_cxxdiag_flag_specs): Likewise.
9679 (scanf_flag_specs): Likewise.
9680 (strftime_flag_specs): Likewise.
9681 (strfmon_flag_specs): Likewise.
9682 (print_char_table): Likewise.
9683 (asm_fprintf_char_table): Likewise.
9684 (gcc_diag_char_table): Likewise.
9685 (gcc_tdiag_char_table): Likewise.
9686 (gcc_cdiag_char_table): Likewise.
9687 (gcc_cxxdiag_char_table): Likewise.
9688 (gcc_gfc_char_table): Likewise.
9689 (scan_char_table): Likewise.
9690 (time_char_table): Likewis.
9691 (monetary_char_table): Likewise.
9692 * c-format.h (BADLEN): Likewise.
9694 2008-06-21 Ian Lance Taylor <iant@google.com>
9696 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9697 Define END_OF_BASE_TREE_CODES around inclusion.
9698 * tree.c (tree_code_type): New global array.
9699 (tree_code_length, tree_code_name): Likewise.
9700 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9702 (all-tree.def, s-alltree): New targets.
9703 (gencheck.h, s-gencheck): Remove.
9704 (tree.o): Depend upon all-tree.def.
9705 (build/gencheck.o): Remove gencheck.h dependency.
9706 (mostlyclean): Don't remove gencheck.h.
9707 * c-common.h (enum c_tree_code): Remove.
9708 * c-lang.c (tree_code_type): Remove.
9709 (tree_code_length, tree_code_name): Remove.
9710 * gencheck.c (tree_codes): Include all-tree.def, rather than
9711 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9713 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9715 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9716 (operator_name_info): Size to MAX_TREE_CODES.
9717 (assignment_operator_name_info): Likewise.
9718 * cp/cp-lang.c (tree_code_type): Remove.
9719 (tree_code_length, tree_code_name): Remove.
9720 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9721 (assignment_operator_name_info): Likewise.
9722 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9724 * cp/mangle.c (write_expression): Likewise.
9725 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9726 * fortran/f95-lang.c (tree_code_type): Remove.
9727 (tree_code_length, tree_code_name): Remove.
9728 * java/java-tree.h (enum java_tree_code): Remove.
9729 * java/lang.c (tree_code_type): Remove.
9730 (tree_code_length, tree_code_name): Remove.
9731 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9732 * objc/objc-act.h (enum objc_tree_code): Remove.
9733 * objc/objc-lang.c (tree_code_type): Remove.
9734 (tree_code_length, tree_code_name): Remove.
9735 * objcp/objcp-lang.c (tree_code_type): Remove.
9736 (tree_code_length, tree_code_name): Remove.
9737 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9738 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9739 * ada/misc.c (tree_code_type): Remove.
9740 (tree_code_length, tree_code_name): Remove.
9742 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9744 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9745 the grand_bitmap_obstack.
9747 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9749 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9750 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9751 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9752 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9753 move_stmt_r, new_label_mapper): Likewise.
9754 * tree-complex.c (cvc_lookup): Likewise.
9755 * tree-dfa.c (create_function_ann): Likewise.
9756 * tree-dump.c (dump_register): Likewise.
9757 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9758 find_phi_replacement_condition): Likewise.
9759 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9760 tree_function_versioning): Likewise.
9761 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9762 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9763 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9764 get_nonlocal_debug_decl, convert_nonlocal_reference,
9765 convert_nonlocal_omp_clauses, get_local_debug_decl,
9766 convert_local_reference, convert_local_omp_clauses,
9767 convert_nl_goto_reference, convert_nl_goto_receiver,
9768 convert_tramp_reference, convert_call_expr): Likewise.
9769 * tree-outof-ssa.c (contains_tree_r): Likewise.
9770 * tree-parloops.c (reduction_phi, initialize_reductions,
9771 eliminate_local_variables_1, add_field_for_reduction,
9772 add_field_for_name, create_phi_for_local_result,
9773 create_call_for_reduction_1, create_loads_for_reductions,
9774 create_stores_for_reduction, create_loads_and_stores_for_name):
9776 * tree-phinodes.c (allocate_phi_node): Likewise.
9777 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9778 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9779 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9780 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9781 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9782 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9783 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9784 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9785 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9786 vn_nary_op_insert): Likewise.
9787 * tree-ssa.c (redirect_edge_var_map_add,
9788 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9789 * tree-vectorizer.c (vectorize_loops): Likewise.
9790 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9791 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9792 tree_cons_stat, build1_stat, build_variant_type_copy,
9793 decl_init_priority_lookup, decl_fini_priority_lookup,
9794 decl_priority_info, decl_restrict_base_lookup,
9795 decl_restrict_base_insert, decl_debug_expr_lookup,
9796 decl_debug_expr_insert, decl_value_expr_lookup,
9797 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9798 type_hash_add, get_file_function_name, tree_check_failed,
9799 tree_not_check_failed, tree_range_check_failed,
9800 omp_clause_range_check_failed, build_omp_clause,
9801 build_vl_exp_stat): Likewise.
9802 * value-prof.c (gimple_histogram_value,
9803 gimple_duplicate_stmt_histograms): Likewise.
9804 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9805 unshare_variable, variable_union_info_cmp_pos, variable_union,
9806 dataflow_set_different_1, dataflow_set_different_2,
9807 vt_find_locations, variable_was_changed, set_variable_part,
9808 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9809 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9810 section_entry_hash, object_block_entry_eq,
9811 object_block_entry_hash, create_block_symbol,
9812 initialize_cold_section_name, default_function_rodata_section,
9813 strip_reg_name, set_user_assembler_name, const_desc_eq,
9814 build_constant_desc, output_constant_def, lookup_constant_def,
9815 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9816 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9817 default_internal_label): Likewise.
9818 * varray.c (varray_init, varray_grow): Likewise.
9819 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9821 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9823 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9824 operators for "test" insn. Macroize insn using SWI mode macro.
9825 (*jcc_fused_2): Ditto.
9826 (*jcc_fused_3): Macroize insn using SWI mode macro.
9827 (*jcc_fused_4): Ditto.
9829 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9831 * tree-ssa-pre.c: Fix typo in comment.
9832 (init_antic, fini_antic): Add explicit funtions for
9833 initializing and deinitializing ANTIC and AVAIL sets.
9834 (create_expression_by_pieces): Fix typo in comment.
9835 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9836 (execute_pre): Eventually dump details about ANTIC_IN.
9838 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9840 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9841 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9842 add_to_obstack, file_at_path, find_a_file, execute,
9843 add_preprocessor_option, add_assembler_option, add_linker_option,
9844 process_command, insert_wrapper, do_option_spec, do_self_spec,
9845 spec_path, do_spec_1, is_directory, main, used_arg,
9846 getenv_spec_function): Likewise.
9847 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9848 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9851 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9853 * doc/rtl.texi: Updated subreg section.
9855 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9858 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9859 node->needed and node->reachable.
9860 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9861 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9862 (expand_task_call): Don't call expand_task_copyfn.
9863 (expand_task_copyfn): Renamed to...
9864 (finalize_task_copyfn): ... this.
9866 2008-06-19 Jan Hubicka <jh@suse.cz>
9868 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9869 clobbering framepointer.
9871 2008-06-19 Jan Hubicka <jh@suse.cz>
9873 * tree-optimize.c (execute_early_local_optimizations): Set
9874 cgraph_state only at first invocation.
9876 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9878 * system.h (-Wc++-compat): Activate as a warning, no an error.
9880 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9882 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9883 instead of "#" in insn asm template.
9884 (*jcc_fused_2): Ditto.
9886 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9888 * config/i386/i386.h (ix86_tune_indices)
9889 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9890 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9891 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9892 (*jcc_fused_2): Ditto.
9893 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9894 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9895 (print operand): Handle 'E' and 'e' code.
9897 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9899 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9900 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9901 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9903 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9905 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9907 (cgraph_expand_function): Use local copy of decl.
9908 (cgraph_expand_all_functions): Remove redundant initialization of
9910 (cgraph_optimize): Reword internal_error message.
9912 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9914 * arm-protos.h (arm_return_in_memory): Remove public
9915 arm_return_in_memory() prototype.
9916 * arm.c (arm_return_in_memory): Add static prototype, add target
9917 hook macro, change definition and comments.
9918 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9920 2008-06-19 Ben Elliston <bje@au.ibm.com>
9922 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9923 real.c: Remove references to IEEE 754R.
9924 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9925 * doc/libgcc.texi (Decimal float library routines): Likewise.
9927 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9929 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9930 (default_unwind_word_mode): Add prototype.
9931 * targhooks.c (default_unwind_word_mode): New function.
9932 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9933 instead of word_mode.
9934 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9935 (TARGET_INITIALIZER): Use it.
9937 * c-common.c (handle_mode_attribute): Support "unwind_word"
9939 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9941 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9942 word_mode to access SjLj_Function_Context member "data".
9943 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9944 conversion from targetm.eh_return_filter_mode () to
9945 targetm.unwind_word_mode () if they differ.
9947 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9948 (BT_FN_UNWINDWORD_PTR): New function type.
9949 (BT_FN_WORD_PTR): Remove.
9950 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9951 * except.c (expand_builtin_extend_pointer): Convert pointer to
9952 targetm.unwind_word_mode () instead of word_mode.
9954 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9955 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9956 (spu_unwind_word_mode): New function.
9957 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9958 (TARGET_UNWIND_WORD_MODE): Define.
9959 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9961 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9963 * config/spu/spu.c (reg_align): Remove.
9964 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9965 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9966 (spu_split_store): Likewise.
9968 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9970 * gcc/tree-vn.c: Fix typo in comment.
9972 2008-06-18 Jan Hubicka <jh@suse.cz>
9974 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9975 toplevel reorder too.
9977 2008-06-18 Jan Hubicka <jh@suse.cz>
9979 * c-opts.c (c_common_post_options): PCH is not compatible with
9981 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9982 -fno-toplevel-reorder by default now.
9984 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9986 PR documentation/30739
9987 * doc/install.texi (Prerequisites): Document dependency on awk.
9989 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9990 Ian Lance Taylor <iant@google.com>
9992 PR rtl-optimization/35604
9993 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9994 only want to change jump destinations, not eventual label comparisons.
9996 2008-06-16 Jan Hubicka <jh@suse.cz>
9998 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
10000 (cgraph_analyze_function): Likewise.
10002 2008-06-16 Jan Hubicka <jh@suse.cz>
10004 * cgraph.h (cgraph_mark_if_needed): New function.
10005 * cgraphunit.c (cgraph_mark_if_needed): New function.
10006 * c-decl.c (duplicate_decl): Use it.
10008 2008-06-16 Jan Hubicka <jh@suse.cz>
10010 * cgraph.c (cgraph_add_new_function): When in expansion state, do
10013 2008-06-16 Jan Hubicka <jh@suse.cz>
10015 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
10017 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
10018 Kazu Hirata <kazu@codesourcery.com>
10019 Maxim Kuvyrkov <maxim@codesourcery.com
10021 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
10022 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
10023 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
10024 EXTRA_SPEC_FUNCTIONS.
10025 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
10026 (DRIVER_SELF_SPECS): Adjust.
10027 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
10028 * config/mips/st.h, config/mips/t-st: New.
10029 * config/mips/driver-native.c, config/mips/x-native: New.
10030 * doc/invoke.texi (MIPS): Document 'native' value for -march and
10033 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10035 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
10037 (ISA_HAS_FP_CONDMOVE): New macro.
10038 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
10039 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
10040 (ISA_HAS_NMADD3_NMSUB3): New macro.
10041 * config/mips/mips.c (mips_rtx_costs): Update.
10042 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
10043 compiling for ST Loongson 2E/2F.
10044 (madd<mode>): Rename to madd4<mode>. Update.
10045 (madd3<mode>): New pattern.
10046 (msub<mode>): Rename to msub4<mode>. Update.
10047 (msub3<mode>): New pattern.
10048 (nmadd<mode>): Rename to nmadd4<mode>. Update.
10049 (nmadd3<mode>): New pattern.
10050 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
10051 (nmadd3<mode>_fastmath): New pattern.
10052 (nmsub<mode>): Rename to nmsub4<mode>. Update.
10053 (nmsub3<mode>): New pattern.
10054 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
10055 (nmsub3<mode>_fastmath): New pattern.
10056 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
10058 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
10060 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
10061 (DF_REF_INSN_INFO): New.
10062 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
10063 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
10064 with a NULL DF_REF_INSN_INFO.
10065 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
10067 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
10068 DF_INSN_INFO_EQ_USES): New.
10069 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
10070 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
10071 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
10072 * df-core.c: Update comment for above changes.
10073 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
10074 DF_INSN_UID_* macros.
10075 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
10076 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
10077 insn rtx. Update all callers.
10078 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
10079 df_ref_create_structure, df_insn_refs_collect): Likewise.
10080 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
10081 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
10082 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
10083 macros to access the insn refs.
10084 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
10085 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
10086 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
10087 for accessing the refs.
10088 (try_fwprop_subst): Likewise.
10089 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
10090 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
10091 for accessing the refs.
10092 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
10093 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
10094 to look at the insn refs.
10095 (record_uses): Likewise.
10096 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
10098 (mark_artificial_uses): Don't mark_insn for artificial refs.
10099 (mark_reg_rependencies): Likewise.
10101 * doc/rtl.texi: Remove documentation of ADDRESSOF.
10103 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10105 * configure: Regenerate.
10107 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10109 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
10110 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10111 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10113 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10115 * config/avr/avr.c (avr_mcu_t): Add attiny167.
10116 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10117 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10119 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10121 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
10122 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10123 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10125 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10127 * tree-ssa-sccvn.c: Fix format of comments.
10129 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10131 * cgraph.c: Remove unneeded forward declarations of eq_node()
10134 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
10136 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
10138 (see_update_relevancy): Likewise.
10139 * fwprop.c (try_fwprop_subst): Likewise.
10140 * rtlanal.c (noop_move_p): Likewise.
10141 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
10142 notes to non-existing libcall blocks.
10143 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
10145 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
10146 (dead_libcall_p): Remove.
10147 (delete_trivially_dead_insns): Don't use it.
10148 * web.c (union_defs): Remove comment about keeping nops.
10149 * gcse.c (hash_scan_insn): Don't take libcall pointers.
10150 (compute_hash_table_work): Don't track libcall notes.
10151 (do_local_cprop): Don't take libcall pointers. Don't update
10153 (adjust_libcall_notes): Deleted.
10154 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
10155 ever have existed in the first place).
10156 (replace_store_insn): Don't try to remove libcall notes.
10157 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
10158 (resolve_reg_notes): Don't call them.
10159 (resolve_simple_move): Likewise.
10160 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
10161 Don't remove REG_RETVAL notes.
10162 * emit-rtl.c (try_split): Don't update libcall notes.
10163 (emit_copy_of_insn_after): Dito.
10164 * cselib.c (cselib_current_insn_in_libcall): Remove.
10165 (cselib_process_insn): Don't set/clear it.
10166 (new_elt_loc_list): Don't record it.
10167 (cselib_init): Don't initialize it.
10168 * cselib.c (struct elt_loc_list): Remove in_libcall field.
10169 * loop-invariant.c (find_invariant_insn): Don't look for libcall
10171 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
10172 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
10173 (init_deps): Don't initialize it.
10174 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
10175 * combine.c (delete_noop_moves): Don't update libcall notes.
10176 (can_combine_p): Remove now pointless #if 0 block.
10177 (try_combine): Remove another obsolete #if 0 block.
10178 (distribute_notes): Don't distribute libcall notes.
10179 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
10180 * dce.c (libcall_dead_p): Remove.
10181 (delete_unmarked_insns): Don't handle libcall blocks.
10182 (preserve_libcall_for_dce): Remove.
10183 (prescan_insns_for_dce): Don't special-case libcall block insns.
10184 * reload1 (reload): Don't handle libcall notes.
10185 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
10188 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10190 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
10191 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10192 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10194 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10196 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
10197 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10198 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10200 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10202 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
10204 2008-06-16 Ira Rosen <irar@il.ibm.com>
10206 PR tree-optimization/36493
10207 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
10208 the arguments list. Use VECTYPE to create vector pointer.
10209 (vectorizable_store): Fail if accesses through a pointer to vectype
10210 do not alias the original memory reference operands.
10211 Call vect_create_data_ref_ptr without the removed argument.
10212 (vectorizable_load): Likewise.
10213 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
10216 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
10219 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
10220 reg_equiv_constant.
10222 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10224 * config/mips/loongson2ef.md: New file.
10225 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
10226 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
10227 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
10228 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
10229 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
10231 (loongson2ef.md): New include.
10232 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
10233 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
10234 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
10235 (loongson_gt_<mode>, loongson_extract_halfword)
10236 (loongson_insert_halfword_0, loongson_insert_halfword_2)
10237 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
10238 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
10239 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
10240 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
10241 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
10242 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
10243 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
10244 (vec_interleave_low<mode>): Define type attribute.
10245 * config/mips/mips.c (mips_ls2): New static variable.
10246 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
10247 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
10248 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
10249 Implement target scheduling hooks.
10250 (mips_multipass_dfa_lookahead): Update to handle tuning for
10252 (mips_sched_init): Initialize data for Loongson scheduling.
10253 (mips_ls2_variable_issue): New static function.
10254 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
10256 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
10257 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
10258 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
10259 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
10260 Handle ST Loongson 2E/2F cores.
10261 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
10263 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10265 * omp-low.c (extract_omp_for_data): Fix comment typo.
10268 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10270 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
10271 FIXME note about gcc/config.guess.
10272 * doc/options.texi (Option file format): Remove non-ASCII bytes.
10273 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
10274 * doc/cppopts.texi: Likewise.
10275 * doc/extend.texi: Likewise.
10276 * doc/gcc.texi: Likewise.
10277 * doc/gccint.texi: Likewise.
10278 * doc/gcov.texi: Likewise.
10279 * doc/gty.texi: Likewise.
10280 * doc/hostconfig.texi: Likewise.
10281 * doc/install.texi: Likewise.
10282 * doc/invoke.texi: Likewise.
10283 * doc/loop.texi: Likewise.
10284 * doc/makefile.texi: Likewise.
10285 * doc/md.texi: Likewise.
10286 * doc/passes.texi: Likewise.
10287 * doc/tm.texi: Likewise.
10288 * doc/tree-ssa.texi: Likewise.
10289 * doc/trouble.texi: Likewise.
10291 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
10292 Nathan Sidwell <nathan@codesourcery.com>
10293 Maxim Kuvyrkov <maxim@codesourcery.com>
10294 Richard Sandiford <rdsandiford@googlemail.com>
10296 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
10297 * config/mips/mips-protos.h (mips_expand_vector_init): New.
10298 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
10300 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
10301 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
10302 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10304 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10305 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10306 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10307 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10308 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10309 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10310 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10311 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10312 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10313 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10314 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10315 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10316 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10317 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10318 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10319 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10320 (mips_builtins): Add Loongson builtins.
10321 (mips_loongson_2ef_bdesc): New.
10322 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10323 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10324 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10325 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10327 (mips_expand_vector_init): New.
10328 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10329 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10331 * config/mips/mips.md: Add unspec numbers for Loongson
10332 builtins. Include loongson.md.
10333 (MOVE64): Include Loongson vector modes.
10334 (SPLITF): Include Loongson vector modes.
10335 (HALFMODE): Handle Loongson vector modes.
10336 * config/mips/loongson.md: New.
10337 * config/mips/loongson.h: New.
10338 * config.gcc: Add loongson.h header for mips*-*-* targets.
10339 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10341 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10343 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10344 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10345 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10346 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10347 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10348 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10349 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10350 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10351 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10352 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10353 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10354 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10355 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10356 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10357 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10358 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10359 Remove use_fixproto=yes.
10360 (ia64*-*-hpux*): Remove comment about using fixproto.
10361 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10363 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10365 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10367 * configure: Regenerate.
10369 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10371 PR middle-end/36520
10372 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10373 before evaluating it.
10375 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10378 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10379 nested inline functions.
10380 (start_decl, start_function): Don't invert DECL_EXTERNAL
10381 for nested inline functions.
10383 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10385 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10386 splits that must be made for correctness.
10388 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10390 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10391 (AVAIL_NON_MIPS16): Likewise.
10392 (mips_builtin_description): Replace target_flags with a predicate.
10393 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10394 (dspr2_32): New availability predicates.
10395 (MIPS_BUILTIN): New macro.
10396 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10397 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10398 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10399 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10400 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10401 (mips_dsp_32only_bdesc): Merge into...
10402 (mips_builtins): ...this new array.
10403 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10404 (mips_init_builtins): Update after above changes.
10405 (mips_expand_builtin_1): Merge into...
10406 (mips_expand_builtin): ...here and update after above changes.
10408 2008-06-12 Paul Brook <paul@codesourcery.com>
10410 * longlong.h (__arm__): Define count_leading_zeros.
10411 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10412 (clzsi2, clzdi2): New functions.
10413 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10414 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10415 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10416 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10417 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10418 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10419 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10420 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10421 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10422 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10424 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10426 * config/m68k/m68k.c (m68k_tune_flags): New.
10427 (override_options): Compute m68k_tune_flags.
10428 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10429 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10431 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10433 PR middle-end/36506
10434 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10436 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10438 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10439 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10441 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10443 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10444 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10446 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10448 PR middle-end/36506
10449 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10452 2008-06-12 Richard Guenther <rguenther@suse.de>
10454 PR tree-optimization/36345
10455 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10456 add memory_tag_needed flag.
10457 (may_alias_p): Declare.
10458 * tree-ssa-alias.c (may_alias_p): Export.
10459 (set_initial_properties): Use memory_tag_needed flag.
10460 (update_reference_counts): Likewise.
10461 (reset_alias_info): Reset memory_tag_needed flag.
10462 (create_name_tags): Check memory_tag_needed flag.
10463 (dump_points_to_info_for): Dump it.
10464 * tree-ssa-structalias.c (struct variable_info): Remove
10465 directly_dereferenced flag.
10466 (new_var_info): Do not initialize it.
10467 (process_constraint_1): Do not set it.
10468 (update_alias_info): Set is_dereferenced flag.
10469 (set_uids_in_ptset): Use may_alias_p.
10470 (set_used_smts): Check memory_tag_needed flag.
10471 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10472 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10473 memory_tag_needed flag.
10474 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10475 from broken design.
10477 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10479 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10480 red zone for w64 abi.
10481 (ix86_expand_prologue): Likewise.
10482 (ix86_force_to_memory): Likewise.
10483 (ix86_free_from_memory): Likewise.
10485 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10488 * config/rs6000/rs6000.c (rs6000_override_options): Set
10489 rs6000_isel conditionally to the absence of comand line override.
10490 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10491 Remove duplicate rs6000_isel setting.
10492 * config/rs6000/eabispe.h: Ditto.
10494 2008-06-11 Richard Guenther <rguenther@suse.de>
10496 * alias.c (get_alias_set): Use the element alias-set for arrays.
10497 (record_component_aliases): For arrays and vectors do nothing.
10498 * c-common.c (strict_aliasing_warning): Handle the cases
10499 of alias set zero explicitly.
10500 * Makefile.in (dfp.o-warn): Add -Wno-error.
10502 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10504 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10506 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10507 tune_32 tune_64 to supported_defaults. Allow values not
10508 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10509 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10510 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10511 with_cpu_64 to generic for 64-bit-supporting configurations, not
10512 with_cpu. Remove FIXMEs.
10513 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10514 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10515 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10516 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10517 arch_32 and arch_64.
10519 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10520 Olivier Hainque <hainque@adacore.com>
10522 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10523 Use DECL_SIZE_UNIT to retrieve the size of the field.
10525 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10527 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10528 with function calls after declarations. Lay out
10529 neon_float_type_node before further use.
10531 2008-06-11 Richard Guenther <rguenther@suse.de>
10533 * tree-flow.h (may_point_to_global_var): Declare.
10534 * tree-ssa-alias.c (may_point_to_global_var): New function.
10535 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10537 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10539 * configure.ac: Teach that fido supports .debug_line.
10540 * configure: Regenerate.
10542 2008-06-10 Tom Tromey <tromey@redhat.com>
10544 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10547 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10549 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10550 (encode_decimal64, decode_decimal64, encode_decimal128,
10551 decode_decimal128): Reverse order of 32-bit parts of value if host
10552 and target endianness differ.
10554 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10556 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10557 Avoid division by 0.
10558 (tree_mod_pow2_value_transform): Likewise.
10559 (tree_ic_transform): Likewise.
10560 (tree_stringops_transform): Likewise.
10561 (tree_mod_subtract_transform): Likewise.
10562 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10563 (copy_edges_for_bb): Likewise.
10564 (initialize_cfun): Likewise.
10566 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10568 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10569 nonmemory_operand. Add "N" operand constraint.
10571 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10572 (*jcc_btsi_mask): Ditto.
10573 (*jcc_btsi_mask_1): Ditto.
10575 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10577 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10578 TYPE_CANONICAL for copied element type.
10580 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10583 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10584 Add m_CORE2 and m_GENERIC.
10585 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10586 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10588 (*jcc_btdi_rex64): New instruction and split pattern.
10589 (*jcc_btsi): Ditto.
10590 (*jcc_btsi_1): Ditto.
10591 (*btsq): Fix Intel asm dialect operand order.
10595 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10597 PR middle-end/36447
10598 * simplify-rtx.c (simplify_subreg): Add check for shift count
10601 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10603 * doc/md.texi: Synchronize with later constraints.md change.
10604 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10605 with a C implementation.
10606 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10608 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10609 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10610 when moving to and from MD_REGNUM.
10611 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10612 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10613 Handle byte and halfword moves.
10614 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10616 * config/mips/constraints.md (h): Turn into NO_REGS.
10617 (l, x): Update documentation.
10618 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10619 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10620 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10621 (HILO): New mode iterator.
10623 (any_div): New code iterator.
10624 (u): Extend code attribute to div and udiv.
10625 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10626 d_operand in the splitters. Remove redundant CONST_INT checks.
10627 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10628 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10629 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10630 accordingly, using normal moves instead of unspecs to move LO into
10631 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10632 (<u>mulsidi3): Handle expansion in C code.
10633 (<u>mulsidi3_32bit_internal): Rename to...
10634 (<u>mulsidi3_32bit): ...this.
10635 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10636 (*<u>mulsidi3_64bit): Rename to...
10637 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10638 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10639 to set LO and HI to the multiplication result. Use a normal move
10640 for MFLO and an unspec for MFHI.
10641 (*<u>mulsidi3_64bit_parts): Replace with...
10642 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10643 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10644 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10645 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10646 instead of HI. Split the instruction into a separate multiplication
10647 and MFHI if !TARGET_FIX_R4000.
10648 (<su>muldi3_highpart): Likewise.
10649 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10650 and the "=h" clobber.
10651 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10652 (<u>mulditi3): New expander.
10653 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10654 (madsi): Remove "=h" clobber.
10655 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10656 Force the modulus result to be a GPR and split the instruction into
10657 a division followed by an MFHI after reload.
10658 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10659 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10660 the MIPS16 HIGH define_split.
10661 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10662 of acc<->gpr moves to "multi".
10663 (*movdi_64bit): Replace the single "x" alternative with
10664 alternatives for moving into and out of "a".
10665 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10666 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10667 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10668 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10669 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10670 (movti): New expander.
10671 (*movti, *movti_mips16): New insns.
10672 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10673 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10674 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10675 * config/mips/predicates.md (fpr_operand): Delete.
10676 (d_operand): New predicate.
10678 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10680 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10681 failure on some Bourne shells.
10682 (x86_64-*-*): Ditto.
10684 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10686 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10688 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10690 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10691 (sparc-sun-solaris2*): Likewise.
10693 2008-06-09 Arnaud Charlet <charlet@adacore.com
10695 * doc/install.texi: Update requirements to build the Ada compiler.
10697 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10699 * df-scan.c (struct df_scan_problem_data): Remove the
10700 mw_link_pool alloc pool.
10701 (df_scan_free_internal): Don't free it.
10702 (df_scan_alloc): Don't allocate it.
10703 * df.h (struct df_link): Update comment.
10705 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10707 * except.h: Correct checks for when SJLJ exceptions must be used.
10709 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10711 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10714 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10716 PR tree-optimization/36218
10717 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10718 configure for the build system.
10719 (BUILD_LDFLAGS): Define.
10720 * configure: Regenerate.
10721 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10723 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10726 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10727 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10728 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10730 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10732 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10734 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10736 * config.gcc (Obsolete configurations): Remove list of
10738 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10739 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10740 targets matched by those patterns.
10741 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10742 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10743 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10744 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10745 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10746 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10747 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10748 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10749 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10750 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10751 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10752 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10753 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10754 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10755 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10756 Make code for Solaris 7 and greater unconditional for Solaris.
10757 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10758 Remove --with-* handling.
10759 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10760 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10761 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10762 LINK_OS_WINDISS_SPEC): Remove.
10763 * config/rs6000/sysv4.opt (mwindiss): Remove.
10764 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10765 * configure: Regenerate.
10766 * doc/cpp.texi: Don't mention BeOS.
10767 * doc/extend.texi (interrupt): Don't mention MS1.
10768 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10769 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10770 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10771 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10772 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10774 * doc/invoke.texi (MT Options): Remove.
10775 (-mwindiss): Remove.
10776 (CRIS Options): Remove cris-axis-aout references.
10777 (HPPA Options): Don't mention hppa1.1-*-pro.
10778 * doc/md.texi: (MorphoTech family): Remove.
10779 * libgcc2.c: Don't handle UWIN.
10780 * config/alpha/t-unicosmk: Remove.
10781 * config/alpha/unicosmk.h: Remove.
10782 * config/arm/kaos-arm.h: Remove.
10783 * config/arm/kaos-strongarm.h: Remove.
10784 * config/arm/strongarm-coff.h: Remove.
10785 * config/arm/strongarm-elf.h: Remove.
10786 * config/arm/strongarm-pe.h: Remove.
10787 * config/arm/t-strongarm-pe: Remove.
10788 * config/arm/t-xscale-coff: Remove.
10789 * config/arm/t-xscale-elf: Remove.
10790 * config/arm/xscale-coff.h: Remove.
10791 * config/arm/xscale-elf.h: Remove.
10792 * config/chorus.h: Remove.
10793 * config/cris/aout.h: Remove.
10794 * config/cris/aout.opt: Remove.
10795 * config/cris/t-aout: Remove.
10796 * config/i386/beos-elf.h: Remove.
10797 * config/i386/kaos-i386.h: Remove.
10798 * config/i386/ptx4-i.h: Remove.
10799 * config/i386/sco5.h: Remove.
10800 * config/i386/sco5.opt: Remove.
10801 * config/i386/sysv4-cpp.h: Remove.
10802 * config/i386/sysv5.h: Remove.
10803 * config/i386/t-beos: Remove.
10804 * config/i386/t-sco5: Remove.
10805 * config/i386/t-uwin: Remove.
10806 * config/i386/uwin.asm: Remove.
10807 * config/i386/uwin.h: Remove.
10808 * config/kaos.h: Remove.
10809 * config/mips/windiss.h: Remove.
10810 * config/mt: Remove directory.
10811 * config/pa/pa-osf.h: Remove.
10812 * config/pa/pa-pro-end.h: Remove.
10813 * config/pa/t-pro: Remove.
10814 * config/ptx4.h: Remove.
10815 * config/rs6000/beos.h: Remove.
10816 * config/rs6000/kaos-ppc.h: Remove.
10817 * config/rs6000/t-beos: Remove.
10818 * config/rs6000/windiss.h: Remove.
10819 * config/sh/kaos-sh.h: Remove.
10820 * config/sol2-6.h: Remove.
10821 * config/sparc/sol26-sld.h: Remove.
10822 * config/sparc/sysv4-only.h: Remove.
10823 * config/vax/bsd.h: Remove.
10824 * config/vax/t-memfuncs: Remove.
10825 * config/vax/ultrix.h: Remove.
10826 * config/vax/vaxv.h: Remove.
10827 * config/windiss.h: Remove.
10829 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10831 PR rtl-optimization/36438
10832 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10833 for vector shifts with constant scalar shift operands.
10835 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10837 * doc/invoke.texi: Document -march=xlr.
10838 * config/mips/xlr.md: New file.
10839 * config/mips/mips.md: Include it.
10841 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10842 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10843 (mips_rtx_cost_data): Likewise.
10845 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10847 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10848 PRE_INC and PRE_DEC cases.
10850 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10852 PR rtl-optimization/36419
10853 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10854 the emitting jump insn.
10857 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10858 is not bool, boolify the whole *expr_p and convert to the desired type.
10860 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10862 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10863 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10864 Add omp_private_outer_ref hook, add another argument to
10865 omp_clause_default_ctor hook.
10866 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10867 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10868 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10869 hook_tree_tree_tree_tree_null.
10870 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10871 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10872 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10873 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10874 * tree.def (OMP_TASK): New tree code.
10875 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10876 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10877 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10878 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10879 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10880 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10881 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10882 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10883 (OMP_DIRECTIVE_P): Add OMP_TASK.
10884 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10885 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10886 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10887 and OMP_CLAUSE_UNTIED entries.
10888 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10890 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10891 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10892 * tree-pretty-print.c (dump_omp_clause): Handle
10893 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10894 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10895 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10896 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10897 warning about unsigned iterators. Change decl/init/cond/incr
10898 arguments to TREE_VECs, check arguments for all collapsed loops.
10899 (c_finish_omp_taskwait): New function.
10900 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10902 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10903 default_function_array_conversion on init. Add par_clauses argument.
10904 If decl is present in parallel's lastprivate clause, change it to
10905 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10906 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10907 collapse count in clauses.
10908 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10909 c_parser_omp_for_loop callers.
10910 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10911 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10912 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10913 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10915 (c_parser_omp_clause_schedule): Handle schedule(auto).
10916 Include correct location in the error message.
10917 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10918 and PRAGMA_OMP_CLAUSE_UNTIED.
10919 (OMP_TASK_CLAUSE_MASK): Define.
10920 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10921 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10922 * tree-nested.c (convert_nonlocal_omp_clauses,
10923 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10924 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10925 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10926 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10928 (conver_nonlocal_reference, convert_local_reference,
10929 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10930 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10931 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10932 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10933 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10934 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10935 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10936 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10937 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10939 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10940 * c-common.h (c_finish_omp_taskwait): New prototype.
10941 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10942 * tree-parloops.c (create_parallel_loop): Create 1 entry
10943 vectors for OMP_FOR_{INIT,COND,INCR}.
10944 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10945 (make_edges): Handle OMP_TASK.
10946 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10947 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10948 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10949 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10950 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10951 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10952 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10953 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10954 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10955 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10956 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10957 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10958 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10959 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10960 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10961 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10962 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10963 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10964 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10965 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10966 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10967 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10968 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10969 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10970 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10971 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10972 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10973 original iterator is present in lastprivate clause or if
10974 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10975 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10976 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10977 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10978 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10979 if it is set, lookup var in outer contexts too. Handle
10980 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10981 to be implicitly determined firstprivate for task regions.
10982 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10983 if it is set, lookup var in outer contexts too. Set
10984 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10985 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10986 OMP_CLAUSE_UNTIED. Take region_type as last argument
10987 instead of in_parallel and in_combined_parallel.
10988 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10990 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10991 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10992 (new_omp_context): Set default_kind to
10993 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10994 (omp_region_type): New enum.
10995 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10996 fields, add region_type.
10997 (new_omp_context): Take region_type as argument instead of is_parallel
10998 and is_combined_parallel.
10999 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
11000 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
11001 ctx->is_combined_parallel checks.
11002 (gimplify_omp_task): New function.
11003 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11005 * omp-low.c (extract_omp_for_data): Use schedule(static)
11006 for schedule(auto). Handle pointer and unsigned iterators.
11007 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
11008 Add loops argument. Extract data for collapsed OMP_FOR loops.
11009 (expand_parallel_call): Assert sched_kind isn't auto,
11010 map runtime schedule to index 3.
11011 (struct omp_for_data_loop): New type.
11012 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
11013 Add loop, loops, collapse and iter_type fields.
11014 (workshare_safe_to_combine_p): Disallow combined for if
11015 iter_type is unsigned long long. Don't combine collapse > 1 loops
11016 unless all bounds and steps are constant. Adjust extract_omp_for_data
11018 (expand_omp_for_generic): Handle pointer, unsigned and long long
11019 iterators. Handle collapsed OMP_FOR loops. Adjust
11020 for struct omp_for_data changes. If libgomp function doesn't return
11021 boolean_type_node, add comparison of the return value with 0.
11022 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
11023 pointer, unsigned and long long iterators. Adjust for struct
11024 omp_for_data changes.
11025 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
11026 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
11027 unsigned long long. Allocate loops array, pass it to
11028 extract_omp_for_data. For collapse > 1 loops use always
11029 expand_omp_for_generic.
11030 (omp_context): Add sfield_map and srecord_type fields.
11031 (is_task_ctx, lookup_sfield): New functions.
11032 (use_pointer_for_field): Use is_task_ctx helper. Change first
11033 argument's type from const_tree to tree. Clarify comment.
11034 In OMP_TASK disallow copy-in/out sharing.
11035 (build_sender_ref): Call lookup_sfield instead of lookup_field.
11036 (install_var_field): Add mask argument. Populate both record_type
11037 and srecord_type if needed.
11038 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
11040 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
11041 and DECL_FIELD_OFFSET.
11042 (scan_sharing_clauses): Adjust install_var_field callers. For
11043 firstprivate clauses on explicit tasks allocate the var by value in
11044 record_type unconditionally, rather than by reference.
11045 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
11046 Use is_taskreg_ctx instead of is_parallel_ctx.
11047 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11048 (create_omp_child_function_name): Add task_copy argument, use
11049 *_omp_cpyfn* names if it is true.
11050 (create_omp_child_function): Add task_copy argument, if true create
11051 *_omp_cpyfn* helper function.
11052 (scan_omp_parallel): Adjust create_omp_child_function callers.
11053 Rename parallel_nesting_level to taskreg_nesting_level.
11054 (scan_omp_task): New function.
11055 (lower_rec_input_clauses): Don't run constructors for firstprivate
11056 explicit task vars which are initialized by *_omp_cpyfn*.
11057 Pass outer var ref to omp_clause_default_ctor hook if
11058 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
11059 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
11060 OMP_CLAUSE_REDUCTION_INIT.
11061 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
11062 avoid duplicate setting of fields. Handle
11063 OMP_CLAUSE_PRIVATE_OUTER_REF.
11064 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
11065 copy-out if TREE_READONLY, only copy-in.
11066 (expand_task_copyfn): New function.
11067 (expand_task_call): New function.
11068 (struct omp_taskcopy_context): New type.
11069 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
11071 (lower_omp_parallel): Rename to...
11072 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11073 Call create_task_copyfn if srecord_type is needed. Adjust
11075 (task_shared_vars): New variable.
11076 (check_omp_nesting_restrictions): Warn if work-sharing,
11077 barrier, master or ordered region is closely nested inside OMP_TASK.
11078 Add warnings for barrier if closely nested inside of work-sharing,
11079 ordered, or master region.
11080 (scan_omp_1): Call check_omp_nesting_restrictions even for
11081 GOMP_barrier calls. Rename parallel_nesting_level to
11082 taskreg_nesting_level. Handle OMP_TASK.
11083 (lower_lastprivate_clauses): Even if some lastprivate is found on a
11084 work-sharing construct, continue looking for them on parent parallel
11086 (lower_omp_for_lastprivate): Add lastprivate clauses
11087 to the beginning of dlist rather than end. Adjust for struct
11088 omp_for_data changes.
11089 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
11090 not after it. Handle collapsed OMP_FOR loops, adjust for
11091 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
11092 (get_ws_args_for): Adjust extract_omp_for_data caller.
11093 (scan_omp_for): Handle collapsed OMP_FOR
11094 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11095 (lower_omp_single_simple): If libgomp function doesn't return
11096 boolean_type_node, add comparison of the return value with 0.
11097 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
11098 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
11099 (parallel_nesting_level): Rename to...
11100 (taskreg_nesting_level): ... this.
11101 (is_taskreg_ctx): New function.
11102 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
11103 of is_parallel_ctx.
11104 (execute_lower_omp): Rename parallel_nesting_level to
11105 taskreg_nesting_level.
11106 (expand_omp_parallel): Rename to...
11107 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11108 Call omp_task_call for OMP_TASK regions.
11109 (expand_omp): Adjust caller, handle OMP_TASK.
11110 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
11112 * bitmap.c (bitmap_default_obstack_depth): New variable.
11113 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
11114 if argument is NULL and bitmap_default_obstack is already initialized.
11115 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
11117 * matrix-reorg.c (matrix_reorg): Likewise.
11119 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11121 * config/i386/i386.md (*indirect_jump): Macroize using P
11122 mode iterator. Remove !TARGET_64BIT from insn constraints.
11123 (*tablejump_1): Ditto.
11124 (*indirect_jump_rex64): Remove insn pattern.
11125 (*tablejump_1_rex64): Ditto.
11126 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
11127 and eh_return_si insn patterns.
11129 2008-06-06 Richard Guenther <rguenther@suse.de>
11131 * tree-ssa-structalias.c (merge_smts_into): Remove.
11132 (find_what_p_points_to): Do not bother to compute the
11133 points-to set for pt_anything pointers.
11134 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
11135 for pt_anything pointers is ok.
11137 2008-06-06 Jan Hubicka <jh@suse.cz>
11139 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
11141 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11143 * cgraph.c: Fix typos in comments.
11144 (cgraph_availability_names): Fix string typo.
11145 * fold-const.c: Fix typos in comments.
11146 (fold_binary): Fix typo in warning.
11147 * genautomata.c: Fix typos in comments.
11148 (check_presence_pattern_sets): Fix typo in local variable.
11149 (output_description): Fix typo in output.
11150 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
11151 * hwint.h: Likewise.
11152 * matrix-reorg.c (check_allocation_function): Likewise.
11153 * omega.c (smooth_weird_equations): Likewise.
11154 * auto-inc-dec.c: Fix typos in comments.
11155 * bb-reorder.c: Likewise.
11156 * builtins.c: Likewise.
11157 * c-common.c: Likewise.
11158 * c-cppbuiltin.c: Likewise.
11159 * c-parser.c: Likewise.
11160 * c-pretty-print.c: Likewise.
11161 * cfgcleanup.c: Likewise.
11162 * cfgexpand.c: Likewise.
11163 * cfghooks.c: Likewise.
11164 * cfglayout.c: Likewise.
11165 * cfgloopmanip.c: Likewise.
11166 * cgraphunit.c: Likewise.
11167 * coverage.c: Likewise.
11168 * dbxout.c: Likewise.
11169 * df-byte-scan.c: Likewise.
11170 * df-core.c: Likewise.
11171 * df-problems.c: Likewise.
11172 * df-scan.c: Likewise.
11174 * dominance.c: Likewise.
11175 * domwalk.c: Likewise.
11177 * dwarf2out.c: Likewise.
11178 * emit-rtl.c: Likewise.
11179 * et-forest.c: Likewise.
11180 * function.c: Likewise.
11181 * function.h: Likewise.
11183 * gcov-io.c: Likewise.
11184 * gcov.c: Likewise.
11185 * gcse.c: Likewise.
11186 * genattrtab.c: Likewise.
11187 * ggc-page.c: Likewise.
11188 * gimplify.c: Likewise.
11189 * gthr-lynx.h: Likewise.
11190 * haifa-sched.c: Likewise.
11191 * ipa-cp.c: Likewise.
11192 * ipa-inline.c: Likewise.
11193 * ipa-prop.h: Likewise.
11194 * ipa-pure-const.c: Likewise.
11195 * ipa-struct-reorg.c: Likewise.
11196 * ipa-struct-reorg.h: Likewise.
11197 * ipa-type-escape.c: Likewise.
11199 * loop-doloop.c: Likewise.
11200 * mips-tfile.c: Likewise.
11201 * mkmap-flat.awk: Likewise.
11202 * mkmap-symver.awk: Likewise.
11203 * modulo-sched.c: Likewise.
11204 * omp-low.c: Likewise.
11205 * optabs.c: Likewise.
11206 * optabs.h: Likewise.
11207 * opts.c: Likewise.
11208 * passes.c: Likewise.
11209 * postreload-gcse.c: Likewise.
11210 * postreload.c: Likewise.
11211 * predict.c: Likewise.
11212 * pretty-print.h: Likewise.
11213 * profile.c: Likewise.
11214 * protoize.c: Likewise.
11215 * ra-conflict.c: Likewise.
11216 * real.c: Likewise.
11217 * recog.c: Likewise.
11218 * regclass.c: Likewise.
11219 * regs.h: Likewise.
11220 * reload.c: Likewise.
11221 * rtl-error.c: Likewise.
11222 * rtlanal.c: Likewise.
11223 * scan.h: Likewise.
11224 * sched-rgn.c: Likewise.
11226 * stmt.c: Likewise.
11227 * target.h: Likewise.
11228 * tree-dfa.c: Likewise.
11229 * tree-eh.c: Likewise.
11230 * tree-flow-inline.h: Likewise.
11231 * tree-inline.c: Likewise.
11232 * tree-into-ssa.c: Likewise.
11233 * tree-loop-distribution.c: Likewise.
11234 * tree-nested.c: Likewise.
11235 * tree-parloops.c: Likewise.
11236 * tree-pass.h: Likewise.
11237 * tree-pretty-print.c: Likewise.
11238 * tree-profile.c: Likewise.
11239 * tree-scalar-evolution.c: Likewise.
11240 * tree-sra.c: Likewise.
11241 * tree-ssa-alias-warnings.c: Likewise.
11242 * tree-ssa-ccp.c: Likewise.
11243 * tree-ssa-coalesce.c: Likewise.
11244 * tree-ssa-dom.c: Likewise.
11245 * tree-ssa-dse.c: Likewise.
11246 * tree-ssa-forwprop.c: Likewise.
11247 * tree-ssa-live.c: Likewise.
11248 * tree-ssa-live.h: Likewise.
11249 * tree-ssa-loop-im.c: Likewise.
11250 * tree-ssa-loop-ivopts.c: Likewise.
11251 * tree-ssa-loop-niter.c: Likewise.
11252 * tree-ssa-loop-prefetch.c: Likewise.
11253 * tree-ssa-phiopt.c: Likewise.
11254 * tree-ssa-phiprop.c: Likewise.
11255 * tree-ssa-sccvn.c: Likewise.
11256 * tree-ssa-ter.c: Likewise.
11257 * tree-ssa-threadupdate.c: Likewise.
11258 * tree-ssa.c: Likewise.
11259 * tree-vect-analyze.c: Likewise.
11260 * tree-vect-transform.c: Likewise.
11261 * tree-vectorizer.c: Likewise.
11262 * tree-vn.c: Likewise.
11263 * tree-vrp.c: Likewise.
11264 * tree.c: Likewise.
11265 * tree.def: Likewise.
11266 * tree.h: Likewise.
11267 * unwind-dw2-fde.c: Likewise.
11268 * unwind.inc: Likewise.
11269 * value-prof.c: Likewise.
11270 * vmsdbgout.c: Likewise.
11272 2008-06-05 David Edelsohn <edelsohn@gnu.org>
11274 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
11275 always place FP constants in the TOC for TARGET_POWERPC64.
11276 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
11278 2008-06-05 Joseph Myers <joseph@codesourcery.com>
11280 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
11281 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
11282 enable for TARGET_E500_DOUBLE.
11283 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
11284 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
11285 floating-point modes like integer modes for E500 double.
11286 (rs6000_legitimate_offset_address_p): Likewise.
11287 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
11288 addressing for DDmode for E500 double.
11289 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
11290 modes as using 64-bits of registers for E500 double.
11291 (spe_build_register_parallel): Do not handle DDmode or TDmode.
11292 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
11293 specially for E500 double.
11294 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
11295 TDmode for E500 double.
11296 (rs6000_gimplify_va_arg): Only handle SDmode in registers
11297 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
11298 (rs6000_split_multireg_move): Do not handle TDmode specially for
11300 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
11301 using 64-bit registers for E500 double.
11302 (emit_frame_save): Do not handle DDmode specially for E500 double.
11303 (gen_frame_mem_offset): Likewise.
11304 (rs6000_function_value): Do not call spe_build_register_parallel
11305 for DDmode or TDmode.
11306 (rs6000_libcall_value): Likewise.
11307 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11308 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11311 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11313 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11316 2008-06-04 Junjie Gu <jgu@tensilica.com>
11318 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11319 comparison for frame pointers.
11321 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11324 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11326 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11329 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11330 register is already smaller or equal to required mode.
11332 2008-06-04 Xinliang David Li <davidxl@google.com>
11334 * tree-call-cdce.c: New file.
11335 (cond_dead_built_in_calls): New static variable.
11336 (input_domain): New struct.
11337 (check_pow): New function.
11338 (check_builtin_call): Ditto.
11339 (check_target_format): Ditto.
11340 (is_call_dce_candidate): Ditto.
11341 (gen_one_condition): Ditto.
11342 (gen_conditions_for_domain): Ditto.
11343 (get_domain): Ditto.
11344 (gen_conditions_for_pow_cst_base): Ditto.
11345 (gen_conditions_for_pow_int_base): Ditto.
11346 (gen_conditions_for_pow): Ditto.
11347 (get_no_error_domain): Ditto.
11348 (gen_shrink_wrap_conditions): Ditto.
11349 (shrink_wrap_one_built_in_call): Ditto.
11350 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11351 (tree_call_cdce): Ditto.
11352 (gate_call_cdce): Ditto.
11353 (pass_call_cdce): New gimple pass.
11354 * passes.c: (init_optimization_passes): New pass.
11355 * tree-pass.h: New pass declaration.
11356 * opts.c (decode_options): New flag setting.
11357 * common.opt: Add -ftree-builtin-call-dce flag.
11358 * Makefile.in: Add new source file.
11359 * tempvar.def: New tv_id.
11360 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11362 2008-06-04 Richard Guenther <rguenther@suse.de>
11364 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11365 (is_call_clobbered): Always check var_ann->call_clobbered.
11366 (mark_call_clobbered): Always set var_ann->call_clobbered.
11367 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11368 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11369 (reset_alias_info): Clear call clobbering info on MTAGs and
11371 (set_pt_anything): Set pt_global_mem.
11372 (create_tag_raw): Adjust comment.
11373 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11375 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11376 Maxim Kuvyrkov <maxim@codesourcery.com>
11378 * config/m68k/m68k.opt (mxgot): New option.
11379 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11380 (m68k_output_addr_const_extra): New.
11381 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11382 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11383 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11384 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11386 2008-06-04 Richard Guenther <rguenther@suse.de>
11388 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11389 negative or non-representable offsets.
11391 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11393 * config/i386/i386.c (ix86_gen_leave): New.
11394 (ix86_gen_pop1): Likewise.
11395 (ix86_gen_add3): Likewise.
11396 (ix86_gen_sub3): Likewise.
11397 (ix86_gen_sub3_carry): Likewise.
11398 (ix86_gen_one_cmpl2): Likewise.
11399 (ix86_gen_monitor): Likewise.
11400 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11401 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11402 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11403 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11404 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11405 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11406 (ix86_expand_epilogue): Updated.
11407 (print_operand): Handle integer register operand for 'z'.
11408 (ix86_expand_strlensi_unroll_1): Likewise.
11409 (ix86_expand_strlen): Likewise.
11410 (ix86_expand_builtin): Likewise.
11411 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11412 mov{q}/mov{l} and add{q}/add{l}.
11414 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11416 * config/i386/i386.md (P): New mode iterator.
11417 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11418 using P mode iterator.
11419 (DFmode push_operand splitter): Ditto.
11420 (XFmode push_operand splitter): Ditto.
11421 (DFmode float_extend SFmode push_operand splitter): Ditto.
11422 (XFmode float_extend SFmode push_operand splitter): Do not generate
11423 SImode pushes for 64bit target. Macroize Dimode and SImode
11424 pushes using P mode iterator.
11425 (XFmode float_extend DFmode push_operand splitter): Ditto.
11427 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11429 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11430 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11431 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11432 return type to int.
11433 (ix86_call_abi_override): Remove check for call_used_regs.
11435 2008-06-03 Richard Guenther <rguenther@suse.de>
11437 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11438 for the lhs of calls if the return type contains pointers.
11440 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11442 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11443 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11444 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11445 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11446 of cfun and DEFAULT_ABI to deceide abi mode.
11447 (DEFAULT_ABI): New.
11448 (REG_PARM_STACK_SPACE): Removed.
11449 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11450 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11451 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11452 (ix86_function_abi): Likewise.
11453 (ix86_function_type_abi): Likewise.
11454 (ix86_call_abi_override): Likewise.
11455 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11456 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11457 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11458 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11460 (X86_64_REGPARM_MAX): New.
11461 (X86_64_SSE_REGPARM_MAX): New.
11462 (X64_REGPARM_MAX): New.
11463 (X64_SSE_REGPARM_MAX): New.
11464 (X86_32_REGPARM_MAX): New.
11465 (X86_32_SSE_REGPARM_MAX): New.
11466 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11467 (ix86_function_regparm): Handle user calling abi.
11468 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11469 by DEFAULT_ABI versus SYSV_ABI check.
11470 (ix86_reg_parm_stack_space): New.
11471 (ix86_function_type_abi): New.
11472 (ix86_call_abi_override): New.
11473 (ix86_function_abi): New.
11474 (ix86_cfun_abi): New.
11475 (init_cumulative_args): Call abi specific initialization.
11476 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11477 (function_arg_64): Extend SSE_REGPARM_MAX check.
11478 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11479 (ix86_pass_by_reference): Likewise.
11480 (ix86_function_value_regno_p): Likewise.
11481 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11482 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11483 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11484 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11485 (setup_incoming_varargs_64): Adjust regparm for call abi.
11486 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11487 (ix86_va_start): Likewise.
11488 (ix86_gimplify_va_arg): Likewise.
11489 (ix86_expand_prologue): Likewise.
11490 (output_pic_addr_const): Likewise.
11491 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11492 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11493 (x86_output_mi_thunk): Likewise.
11494 (x86_function_profiler): Likewise.
11495 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11496 (SYSV_ABI, MS_ABI): New constants.
11497 (DEFAULT_ABI): New.
11498 (init_regs): Add prototype of function in regclass.c file.
11499 (OVERRIDE_ABI_FORMAT): New.
11500 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11501 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11502 (OUTGOING_REG_PARM_STACK_SPACE): New.
11503 (ix86_reg_parm_stack_space): New prototype.
11504 (CUMULATIVE_ARGS): Add call_abi member.
11505 (machine_function): Add call_abi member.
11506 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11507 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11509 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11512 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11513 (avr_builtin_setjmp_frame_value): New function.
11514 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11515 (nonlocal_goto): Define.
11517 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11519 * config/mips/mips.c (mips_emit_loadgp): Return early if
11520 there is nothing do to, otherwise emit a blockage if
11521 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11522 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11524 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11526 * configure.ac: Drop unneeded backslash ending up in config.in.
11527 * acinclude.m4: Likewise.
11528 * config.in: Regenerate.
11530 2008-05-26 Jan Hubicka <jh@suse.cz>
11532 * predict.c (maybe_hot_frequency_p): Break out of...
11533 (maybe_hot_bb_p): ... here.
11534 (maybe_hot_edge_p): New.
11535 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11536 * basic-block.h (maybe_hot_edge_p): Declare.
11538 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11540 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11541 (*cmpfp_<mode>_cc): Ditto.
11542 (*fp_jcc_8<mode>_387): Ditto.
11543 (*fop_<MODEF:mode>_2_i387): Ditto.
11544 (*fop_<MODEF:mode>_3_i387): Ditto.
11545 (*fop_xf_2_i387): Ditto.
11546 (*fop_xf_3_i387): Ditto.
11548 2008-06-02 Tomas Bily <tbily@suse.cz>
11550 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11552 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11554 * config/mips/mips.c (mips_valid_offset_p): New function.
11555 (mips_valid_lo_sum_p): Likewise.
11556 (mips_classify_address): Use them.
11557 (mips_force_address): New function.
11558 (mips_legitimize_address): Use it.
11559 * config/mips/mips.md (MOVE128): New mode iterator.
11560 (movtf): Require TARGET_64BIT. Remove empty strings.
11561 (*movtf_internal): Rename to...
11562 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11563 of "R" and use {,fp}{load,store} attributes instead of "multi".
11564 Use a separate define_split.
11565 (*movtf_mips16): New pattern.
11567 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11569 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11570 * config/mips/mips.c (mips_expand_before_return): New function.
11571 (mips_expand_epilogue): Call it.
11572 * config/mips/mips.md (return): Turn into a define_expand.
11573 (*return): New insn.
11575 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11577 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11578 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11579 functions. Do not emit uses and clobbers of CONCATs; individually
11580 use and clobber their operands.
11581 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11582 gen_clobber, emit_use and gen_use.
11583 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11584 (expand_builtin_return): Likewise.
11585 * cfgbuild.c (count_basic_blocks): Likewise.
11586 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11587 * explow.c (emit_stack_restore): Likewise.
11588 * expmed.c (extract_bit_field_1): Likewise.
11589 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11590 (emit_move_multi_word, store_constructor): Likewise.
11591 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11592 (thread_prologue_and_epilogue_insns): Likewise.
11593 * lower-subreg.c (resolve_simple_move): Likewise.
11594 * optabs.c (widen_operand, expand_binop): Likewise.
11595 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11596 * reload.c (find_reloads): Likewise.
11597 * reload1.c (eliminate_regs_in_insn): Likewise.
11598 * stmt.c (expand_nl_goto_receiver): Likewise.
11599 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11600 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11601 * config/arm/arm.c (arm_load_pic_register): Likewise.
11602 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11603 * config/arm/arm.md (untyped_return): Likewise.
11604 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11605 * config/avr/avr.c (expand_prologue): Likewise.
11606 * config/bfin/bfin.c (do_unlink): Likewise.
11607 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11608 * config/cris/cris.c (cris_expand_prologue): Likewise.
11609 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11610 (machopic_legitimize_pic_address): Likewise.
11611 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11612 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11613 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11614 (ix86_expand_convert_uns_didf_sse): Likewise.
11615 (ix86_expand_vector_init_general): Likewise.
11616 * config/ia64/ia64.md (eh_epilogue): Likewise.
11617 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11618 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11619 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11620 (config/iq2000/iq2000.c): Likewise.
11621 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11622 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11623 (builtin_longjmp): Likewise.
11624 * config/mn10300/mn10300.md (call, call_value): Likewise.
11625 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11626 * config/pdp11/pdp11.md (abshi2): Likewise.
11627 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11628 * config/s390/s390.c (s390_emit_prologue): Likewise.
11629 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11630 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11631 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11632 * config/sh/sh.c (prepare_move_operands): Likewise.
11633 (output_stack_adjust, sh_expand_epilogue): Likewise.
11634 (sh_set_return_address, sh_expand_t_scc): Likewise.
11635 * config/sparc/sparc.c (load_pic_register): Likewise.
11636 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11637 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11638 * config/v850/v850.c (expand_epilogue): Likewise.
11640 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11642 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11643 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11644 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11645 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11646 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11647 stack pointer register.
11648 (output_movhi): Remove code for interrupt specific writing to the
11649 stack pointer register.
11651 2008-05-31 Richard Guenther <rguenther@suse.de>
11653 PR tree-optimization/34244
11654 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11655 (tree_expr_nonzero_warnv_p): Likewise.
11656 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11657 ssa_name_nonnegative_p.
11658 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11659 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11660 not tree_expr_nonzero_warnv_p.
11662 PR tree-optimization/36262
11664 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11666 PR tree-optimization/34244
11667 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11668 (record_numbers_of_iterations): New function.
11669 (execute_vrp): Cache the numbers of iterations of loops.
11670 * tree-scalar-evolution.c (scev_reset_except_niters):
11672 (scev_reset): Use scev_reset_except_niters.
11673 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11675 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11677 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11678 __WORKAROUND_RETS when appropriate.
11680 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11682 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11683 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11685 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11686 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11687 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11688 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11689 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11690 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11691 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11692 *fop_df_1_sse insn patterns using MODEF mode iterator.
11693 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11694 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11695 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11696 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11697 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11698 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11699 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11700 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11701 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11702 (*fop_xf_5_i387): Ditto.
11703 (*fop_xf_6_i387): Ditto.
11705 2008-05-30 Richard Guenther <rguenther@suse.de>
11707 * builtins.c (build_string_literal): Avoid generating
11708 a non-gimple_val result.
11710 2008-05-30 DJ Delorie <dj@redhat.com>
11712 * exec-tool.in: Use an environment variable (private) instead of a
11713 file (shared) as a semaphore, so as to not break parallel builds.
11715 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11717 * optabs.c (maybe_encapsulate_block): Remove.
11718 (emit_libcall_block): Adjust accordingly.
11719 * optabs.h (maybe_encapsulate_block): Remove prototype.
11721 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11722 Don't use maybe_encapsulate_block.
11724 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11726 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11727 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11728 rtx is a SYMBOL_REF before calling get_pool_constant.
11730 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11732 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11734 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11736 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11737 rather than OS names to choose INO_T_EQ definition.
11738 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11739 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11741 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11744 * config/darwin-f.c: New.
11745 * config/t-darwin: Added rule to build darwin-f.o.
11746 * config.gcc: Defined new variable, fortran_target_objs.
11747 (*-*-darwin*): Set fortran_target_objs.
11748 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11749 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11750 * configure: Regenerated.
11752 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11755 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11756 canonical type if needed.
11758 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11760 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11762 2008-05-29 Richard Guenther <rguenther@suse.de>
11764 PR tree-optimization/36343
11765 PR tree-optimization/36346
11766 PR tree-optimization/36347
11767 * tree-flow.h (clobber_what_p_points_to): Declare.
11768 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11769 pointed-to variable is dereferenced is irrelevant to whether
11770 the pointer can access the pointed-to variable.
11771 (clobber_what_p_points_to): New function.
11772 * tree-ssa-alias.c (set_initial_properties): Use it.
11773 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11774 call clobber check for NMTs.
11776 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11778 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11779 for printing gcov_type.
11781 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11783 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11784 and the eh region information.
11785 * value-prof.c (gimple_move_stmt_histograms): New function.
11786 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11788 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11790 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11792 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11794 * value-prof.c (tree_ic_transform): Print counts.
11795 * tree-profile.c (tree_gen_ic_func_profiler):
11796 Clear __gcov_indreict_call_callee variable to avoid misattribution
11799 2008-05-28 Rafael Espíndola <espindola@google.com>
11801 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11804 2008-05-28 Richard Guenther <rguenther@suse.de>
11806 PR tree-optimization/36339
11807 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11808 and clobbering code out of the loop.
11810 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11812 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11815 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11816 s390_contiguous_bitmask_p, s390_symref_operand_p,
11817 s390_check_symref_alignment, s390_reload_larl_operand,
11818 s390_reload_symref_address): New functions.
11819 (s390_branch_condition_mnemonic): Support compare and branch
11821 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11822 and 'W' constraints.
11823 (s390_secondary_reload): Add secondary reloads for unaligned
11824 symbol refs or symbol refs to floating point or QI/TI mode
11826 (legitimate_address_p): Accept symbol references as addresses.
11827 (s390_expand_insv): Use rotate and insert selected bits
11828 instruction for insv when building for z10.
11829 (print_operand_address): Handle symbol ref addresses.
11830 (print_operand): Output modifier 'c' added for signed byte values.
11831 (s390_encode_section_info): Mark symbol refs with
11832 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11834 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11835 (length attribute): RRF, RRR have 4 byte length.
11836 (FPALL, INTALL): New mode iterators added.
11837 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11838 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11839 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11840 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11841 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11842 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11843 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11844 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11846 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11847 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11848 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11849 reload<INTALL:mode><P:mode>_toreg_z10,
11850 reload<FPALL:mode><P:mode>_tomem_z10,
11851 reload<FPALL:mode><P:mode>_toreg_z10,
11852 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11853 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11854 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11855 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11857 (movmem, clrmem, cmpmem): New splitters added.
11859 * config/s390/predicates.md (larl_operand): Use
11860 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11861 SYMBOL_REF_ALIGN1_P.
11862 (s390_signed_integer_comparison,
11863 s390_unsigned_integer_comparison): New predicates.
11865 * config/s390/s390-protos.h (s390_check_symref_alignment,
11866 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11867 s390_reload_symref_address,
11868 s390_compare_and_branch_condition_mask): Prototypes added.
11870 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11871 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11872 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11874 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11876 * config/s390/s390.c (z10_cost): New cost function for z10.
11877 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11878 (s390_issue_rate): Adjust issue rate for z10.
11879 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11880 (processor_flags): Add PF_Z10.
11881 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11882 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11883 * gcc/config.gcc: Add z10.
11885 2008-05-28 Richard Guenther <rguenther@suse.de>
11887 PR tree-optimization/36291
11888 * tree-flow. h (struct gimple_df): Remove var_anns member.
11889 * tree-flow-inline.h (gimple_var_anns): Remove.
11890 (var_ann): Simplify.
11891 * tree-dfa.c (create_var_ann): Simplify.
11892 (remove_referenced_var): Clear alias info from var_anns of globals.
11893 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11894 (delete_tree_ssa): Clear alias info from var_anns of globals.
11895 Do not free var_anns.
11896 (var_ann_eq): Remove.
11897 (var_ann_hash): Likewise.
11899 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11901 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11902 and loongson2f entries.
11903 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11904 * config/mips/mips.h (processor_type): Add Loongson-2E
11905 and Loongson-2F entries.
11906 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11907 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11908 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11909 * doc/invoke.texi (MIPS Options): Document loongson2e
11910 and loongson2f processor names.
11912 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11916 * config/i386/i386.c (ix86_function_arg_boundary): Use
11917 alignment of canonical type.
11918 (ix86_expand_vector_move): Check unaligned memory access for
11921 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11923 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11924 Moved to the front of file.
11926 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11927 H.J. Lu <hongjiu.lu@intel.com>
11929 * dwarf2out.c (current_fde): New.
11931 (lookup_cfa:): Likewise.
11932 (dwarf2out_end_epilogue): Likewise.
11933 (dwarf2out_note_section_used): Likewise.
11935 2008-05-27 Michael Matz <matz@suse.de>
11938 * c.opt (Wenum-compare): New warning option.
11939 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11941 2008-05-27 Michael Matz <matz@suse.de>
11943 PR middle-end/36326
11944 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11946 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11947 into memory as tail calls.
11949 2008-05-27 Richard Guenther <rguenther@suse.de>
11951 PR tree-optimization/36339
11952 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11953 pointers cause all addressable variables to be call clobbered.
11955 2008-05-27 Richard Guenther <rguenther@suse.de>
11957 PR tree-optimization/36245
11958 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11960 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11962 * config/s390/s390.md: Replace all occurences of the 'm'
11963 constraint with 'RT'.
11965 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11967 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11969 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11971 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11972 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11973 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11975 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11977 * reload.c: (find_reloads): Skip alternatives according to the
11978 "enabled" attribute. Constify the constraint variable.
11979 * recog.c (get_attr_enabled): Add default implementation.
11980 (extract_insn): Set the alternative_enabled_p array
11981 in the recog_data struct.
11982 (preprocess_constraints, constrain_operands): Skip
11983 alternatives according to the "enabled" attribute
11984 * recog.h (struct recog_data): New field alternative_enabled_p.
11985 (skip_alternative): New inline function.
11986 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11987 (record_reg_classes): Skip alternative according to the
11988 "enabled" attribute.
11990 * doc/md.texi: Add documention for the "enabled" attribute.
11992 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11994 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11995 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11996 constraint with TARGET_MEM_CONSTRAINT.
11997 * recog.c (asm_operand_ok, preprocess_constraints,
11998 constrain_operands): Likewise.
11999 * regclass.c (record_reg_classes): Likewise.
12000 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
12001 * reload1.c (maybe_fix_stack_asms): Likewise.
12002 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
12003 * recog.h: Adjust comment.
12004 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
12005 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
12006 * doc/md.texi: Add a note to description of 'm' constraint.
12007 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
12009 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
12011 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
12012 that the bitfield is of integral type before testing its precision.
12014 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12015 Sa Liu <saliu@de.ibm.com>
12017 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
12018 __modti3, __udivti3, __umodti3 and __udivmodti4.
12019 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
12020 that implement TImode mul and div functions.
12021 * config/spu/multi3.c: New. Implement __multi3.
12022 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
12023 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
12026 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
12028 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
12029 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
12030 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
12031 tls_sysv_suffix): New mode and mode attribute iterators.
12032 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
12033 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
12034 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
12035 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
12036 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
12039 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
12041 PR tree-optimization/36329
12042 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
12043 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
12044 * cgraphbuild.c (initialize_inline_failed): Use the latter
12045 macro in lieu of the former.
12046 * ipa-inline.c (cgraph_mark_inline): Likewise.
12047 (cgraph_decide_inlining_of_small_function): Likewise.
12048 (cgraph_decide_inlining): Likewise.
12049 (cgraph_decide_inlining_incrementally): Likewise.
12051 2008-05-26 Tristan Gingold <gingold@adacore.com>
12052 Anatoly Sokolov <aesok@post.ru>
12054 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
12055 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
12056 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
12057 optimization for 'avr6' architecture.
12059 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
12062 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
12064 2008-05-26 Richard Guenther <rguenther@suse.de>
12066 * tree-ssa-sccvn.c (expr_has_constants): Declare.
12067 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
12069 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
12071 PR middle-end/36253
12072 * caller-save.c (insert_restore): Verify alignment of spill space.
12073 (insert_save): Likewise.
12074 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
12075 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
12076 (STACK_SLOT_ALIGNMENT): Likewise.
12077 * function.c (LOCAL_ALIGNMENT): Removed.
12078 (get_stack_local_alignment): New.
12079 (assign_stack_local): Use it. Set alignment on stack slot.
12080 (assign_stack_temp_for_type): Use get_stack_local_alignment.
12081 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
12082 (STACK_SLOT_ALIGNMENT): New.
12083 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
12084 stack slot in XFmode.
12086 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
12088 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
12091 * config/i386/i386.md (allocate_stack_worker_64): Make sure
12092 argument operand in rax isn't removed.
12094 2008-05-26 Richard Guenther <rguenther@suse.de>
12096 PR middle-end/36300
12097 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
12098 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
12100 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12103 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
12105 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
12107 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
12108 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
12110 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12112 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
12113 build a trampoline if we don't want one.
12114 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
12115 return zero for nested functions if we don't want a trampoline.
12117 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12119 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
12121 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12124 * c.opt: Removed undocumented option '-lang-fortran'.
12125 * c-common.h: Removed global variable 'lang_fortran'.
12126 * c-opts.c (c_common_handle_option): Removed code to handle
12127 option '-lang-fortran'. Updated includes.
12128 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
12129 definition of '__GFORTRAN__'.
12130 (define__GNUC__): Reimplemented to use BASEVER and
12131 cpp_define_formatted.
12132 (builtin_define_with_value_n): Removed.
12133 * c-incpath.h: Renamed to ...
12134 * incpath.h: ... this.
12135 * c-incpath.c: Renamed to ...
12136 * incpath.c: ... this. Updated includes.
12137 * fix-header.c: Updated includes.
12138 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
12139 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
12140 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
12142 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12144 * tree.h: Update the table of flags used on tree nodes.
12145 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
12146 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
12147 (FORCED_LABEL): Add access check.
12148 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
12149 (ASM_INPUT_P): Likewise.
12150 (ASM_VOLATILE_P): Likewise.
12151 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
12152 (OMP_SECTION_LAST): Access private_flag directly.
12153 (OMP_RETURN_NOWAIT): Likewise.
12154 (OMP_PARALLEL_COMBINED): Likewise.
12155 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
12156 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
12157 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
12158 deprecated_flag directly.
12160 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
12162 * final.c (frame_pointer_needed): Removed.
12163 * flags.h (frame_pointer_needed): Likewise.
12165 * function.h (rtl_data): Add frame_pointer_needed.
12166 (frame_pointer_needed): New.
12168 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
12170 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
12172 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
12174 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
12177 2008-05-25 Alan Modra <amodra@bigpond.net.au>
12179 * c-common.c (strip_array_types): Move function to..
12181 (get_inner_array_type): Delete.
12182 * c-common.h (strip_array_types): Move declaration to..
12184 (get_inner_array_type): Delete.
12185 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
12186 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
12187 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
12188 * config/pa/pa.c (emit_move_sequence): Likewise.
12190 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
12192 * config/i386/i386.md (*sse_prologue_save_insn): Set length
12195 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
12197 * function.c: Include target hook for nonlocal_goto frame value.
12199 2008-05-24 Richard Guenther <rguenther@suse.de>
12201 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
12202 variable can be only accessed through a pointer or a union.
12204 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12206 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
12207 * doc/extend.texi: Likewise.
12209 2008-05-23 DJ Delorie <dj@redhat.com>
12211 * config/m32c/jump.md (untyped_call): Add.
12213 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
12214 for A24 to PSImode.
12215 (m32c_address_cost): Detail costs for indirect offsets.
12217 2008-05-23 Rafael Espíndola <espindola@google.com>
12219 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
12220 if a node is a SUBREG.
12221 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
12224 2008-05-23 Paul Brook <paul@codesourcery.com>
12225 Carlos O'Donell <carlos@codesourcery.com>
12227 * doc/extend.texi: Clarify use of __attribute__((naked)).
12228 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12229 * target.h (gcc_target): Add allocate_stack_slots_for_args.
12230 * function.c (use_register_for_decl): Use
12231 targetm.calls.allocate_stack_slots_for_args.
12232 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12233 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
12234 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
12236 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
12238 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
12240 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
12242 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
12243 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
12244 is only rounded once.
12246 2008-05-23 Richard Guenther <rguenther@suse.de>
12248 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
12250 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
12251 Jakub Jelinek <jakub@redhat.com>
12254 * configure.ac: Handle --enable-cld.
12255 * configure: Regenerated.
12256 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
12257 * config/i386/i386.h (struct machine_function): Add needs_cld field.
12258 (ix86_current_function_needs_cld): New define.
12259 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
12260 (cld): New isns pattern.
12261 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
12262 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
12263 * config/i386/i386.opt (mcld): New option.
12264 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
12265 TARGET_CLD and ix86_current_function_needs_cld.
12266 (override_options): Use -mcld by default for 32-bit code if
12269 * doc/install.texi (Options specification): Document --enable-cld.
12270 * doc/invoke.texi (Machine Dependent Options)
12271 [i386 and x86-64 Options]: Add -mcld option.
12272 (Intel 386 and AMD x86-64 Options): Document -mcld option.
12274 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
12275 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
12276 (return_in_memory_64): Likewise.
12277 (return_in_memory_ms_64): Likewise.
12279 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12281 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
12282 * builtins.c (fold_builtin_fpclassify): New.
12283 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
12284 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12285 * c-common.c (handle_type_generic_attribute): Adjust to accept
12286 fixed arguments before an elipsis.
12287 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
12288 * doc/extend.texi: Document __builtin_fpclassify.
12290 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
12292 * omp-low.c (gate_expand_omp_ssa): Remove.
12293 (pass_expand_omp_ssa): Remove.
12294 (gate_expand_omp): Do not check for flag_openmp_ssa.
12295 * common.opt (-fopenmp-ssa): Remove.
12296 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
12298 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
12300 * config/sh/sh.opt (mfixed-range): New option.
12301 * config/sh/sh-protos.h (sh_fix_range): Declare.
12302 * config/sh/sh.c (sh_fix_range): New function.
12303 * config/sh/sh.h (sh_fixed_range_str): Declare.
12304 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12306 * doc/invoke.texi (SH Options): Document -mfixed-range.
12308 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12310 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12311 it before the redeclaration.
12313 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12315 * config/avr/avr.c (get_sequence_length): Add new function.
12316 (expand_prologue, expand_epilogue): Remove duplicate code.
12318 2008-05-22 Rafael Espíndola <espindola@google.com>
12320 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12323 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12325 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12326 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12328 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12329 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12330 (vect_update_misalignment_for_peel): Likewise.
12331 (vector_alignment_reachable_p): Likewise.
12332 * tree-vect-transform.c (vectorizable_load): Likewise.
12333 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12334 (get_vectype_for_scalar_type): Pass mode of scalar_type
12335 to UNITS_PER_SIMD_WORD.
12337 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12338 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12339 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12340 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12341 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12343 2008-05-22 Ira Rosen <irar@il.ibm.com>
12345 PR tree-optimization/36293
12346 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12347 if the first load must be skipped because of a gap.
12349 2008-05-22 Richard Guenther <rguenther@suse.de>
12351 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12352 more cases of offset disambiguation that is possible if
12353 strict-aliasing rules apply.
12354 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12355 for basic offset and type-based disambiguation.
12357 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12359 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12360 ix86_expand_vector_set on V16QImode for SSE4.1.
12362 2008-05-21 Tom Tromey <tromey@redhat.com>
12364 * c.opt (Wimport): Mark as undocumented.
12365 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12367 (Warning Options): Likewise.
12368 * doc/cppopts.texi: Don't mention -Wimport.
12370 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12372 PR tree-optimization/36287
12373 PR tree-optimization/36286
12374 * lambda-code.c (build_access_matrix): Do not use the loop->num
12375 for computing the number of induction variables: use the loop depth
12378 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12381 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12382 option -f(no-)leading-underscore.
12384 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12386 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12387 GET_MODE_NUNITS (mode).
12389 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12391 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12392 (-mmulhw): Add 464 to description.
12393 (-mdlmzb): Likewise.
12394 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12395 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12397 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12398 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12399 * config/rs6000/rs6000.md: Update comments for 464.
12401 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12403 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12405 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12407 * config/i386/sse.md (vec_extractv4sf): Removed.
12408 (vec_extractv2df): Likewise.
12409 (vec_extractv2di): Likewise.
12410 (vec_extractv4si): Likewise.
12411 (vec_extractv8hi): Likewise.
12412 (vec_extractv16qi): Likewise.
12413 (vec_extract<mode>): New.
12415 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12417 * config/i386/sse.md (vec_setv4sf): Removed.
12418 (vec_setv2df): Likewise.
12419 (vec_setv2di): Likewise.
12420 (vec_setv4si): Likewise.
12421 (vec_setv8hi): Likewise.
12422 (vec_setv16qi): Likewise.
12423 (vec_set<mode>): New.
12425 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12427 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12428 goto for vec_concat and vec_interleave.
12430 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12432 * config/i386/sse.md (vec_initv4sf): Removed.
12433 (vec_initv2df): Likewise.
12434 (vec_initv2di): Likewise.
12435 (vec_initv4si): Likewise.
12436 (vec_initv8hi): Likewise.
12437 (vec_initv16qi): Likewise.
12438 (vec_init<mode>): New.
12440 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12442 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12444 2008-05-21 Tom Tromey <tromey@redhat.com>
12446 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12447 (zone_find_object_offset): Likewise.
12448 (gt_ggc_m_S): Likewise.
12449 (highest_bit): Likewise.
12450 * ggc-page.c (gt_ggc_m_S): New function.
12451 * stringpool.c (string_stack): Remove.
12452 (init_stringpool): Update.
12453 (ggc_alloc_string): Use ggc_alloc.
12454 (maybe_delete_ident): New function.
12455 (ggc_purge_stringpool): Likewise.
12456 (gt_ggc_m_S): Remove.
12457 * ggc-common.c (ggc_protect_identifiers): New global.
12458 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12459 ggc_protect_identifiers.
12460 * ggc.h (ggc_protect_identifiers): Declare.
12461 (gt_ggc_m_S): Update.
12462 (ggc_purge_stringpool): Declare.
12463 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12464 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12466 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12468 2008-05-21 David S. Miller <davem@davemloft.net>
12470 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12473 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12475 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12478 2008-05-20 David Daney <ddaney@avtrex.com>
12480 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12481 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12482 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12483 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12484 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12485 (atomic_hiqi_op): New define_code_iterator.
12486 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12487 mips_expand_compare_and_swap_12.
12488 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12489 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12490 (sync_<optab><mode>, sync_old_<optab><mode>,
12491 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12492 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12493 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12494 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12495 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12496 (test_and_set_12): New insn.
12497 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12498 sync_new_<optab><mode>, sync_old_nand<mode>,
12499 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12500 clobber to operand 0 for SI and DI mode insns.
12501 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12502 mips_gen_fn_4): New typedefs.
12503 (mips_gen_fn_ptrs): Define new union type.
12504 (mips_expand_compare_and_swap_12): Remove declaration.
12505 (mips_expand_atomic_qihi): Declare function.
12506 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12507 (mips_expand_atomic_qihi): ... this. Use new generator function
12509 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12510 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12511 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12512 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12513 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12514 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12515 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12516 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12517 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12518 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12521 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12523 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12526 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12528 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12529 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12530 (avr_attribute_table): Add 'OS_main' function attribute.
12531 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12532 functions with 'OS_main' attribute.
12534 2008-05-20 Richard Guenther <rguenther@suse.de>
12536 PR tree-optimization/35204
12537 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12538 helper, split out from ...
12539 (DFS): ... here. Make the DFS walk non-recursive.
12541 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12542 Jan Sjodin <jan.sjodin@amd.com>
12544 PR tree-optimization/36181
12545 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12546 (parallelize_loops): Don't parallelize when the loop has vector
12549 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12550 Sebastian Pop <sebastian.pop@amd.com>
12552 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12553 matrix, and never look at the tree representation of the memory
12555 (linear_transform_loops): Computes parameters and access matrices.
12556 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12558 (access_matrix_get_index_for_parameter): New.
12559 * tree-data-ref.h (struct access_matrix): New.
12560 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12561 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12562 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12563 am_vector_index_for_loop): New.
12564 (struct data_reference): Add field access_matrix.
12565 (DR_ACCESS_MATRIX): New.
12566 (compute_data_dependences_for_loop): Update declaration.
12567 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12568 * lambda.h (lambda_vector_vec_p): Declared.
12569 * lambda-code.c: Depend on pointer-set.h.
12570 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12571 av_for_af_base, av_for_af, build_access_matrix,
12572 lambda_compute_access_matrices): New.
12573 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12575 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12577 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12578 $SOURCEDIR/include.
12580 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12581 Sebastian Pop <sebastian.pop@amd.com>
12583 PR tree-optimization/36206
12584 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12586 (instantiate_scev_1): Rename flags to fold_conversions.
12587 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12588 outeside instantiation_loop.
12589 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12590 (evolution_function_is_affine_or_constant_p): Removed.
12591 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12593 (analyze_siv_subscript): Pass in the loop nest number.
12594 Call evolution_function_is_affine_in_loop instead of
12595 evolution_function_is_affine_p.
12596 (analyze_overlapping_iterations): Pass in the loop nest number.
12598 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12599 Sebastian Pop <sebastian.pop@amd.com>
12601 PR tree-optimization/36206
12602 * tree-chrec.h (chrec_fold_op): New.
12603 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12606 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12608 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12610 (remove_duplicates): Do not set inode on non-inode systems.
12613 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12615 * config.gcc (tm_file): Update comments about relative pathnames.
12617 2008-05-20 Richard Guenther <rguenther@suse.de>
12619 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12620 * tree-ssa-sccvn.c (process_scc): Likewise.
12621 * tree-ssa-sink.c (execute_sink_code): Likewise.
12622 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12623 * tree-vrp.c (process_assert_insertions): Likewise.
12624 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12625 (perform_tree_ssa_dce): Likewise.
12626 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12627 (dump_dominator_optimization_stats): Likewise.
12628 * tree-vectorizer.c (vectorize_loops): Likewise.
12630 2008-05-20 Richard Guenther <rguenther@suse.de>
12632 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12634 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12636 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12637 (ix86_i386elf_return_in_memory): Likewise.
12638 (ix86_i386interix_return_in_memory): Likewise.
12639 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12640 (SUBTARGET_RETURN_IN_MEMORY): New.
12641 * config/i386/i386elf.h: Likewise.
12642 * config/i386/ptx4-i.h: Likewise.
12643 * config/i386/sol2-10.h: Likewise.
12644 * config/i386/sysv4.h: Likewise.
12645 * config/i386/vx-common.h: Likewise.
12646 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12647 * config/i386/i386.c (ix86_return_in_memory): Made static and
12648 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12649 (ix86_i386elf_return_in_memory): Removed.
12650 (ix86_i386interix_return_in_memory): Removed.
12651 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12652 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12654 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12656 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12658 2008-05-19 Xinliang David Li <davidxl@google.com>
12660 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12662 * common.opt: Ditto.
12663 * doc/invoke.texi: Ditto.
12665 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12667 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12668 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12670 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12672 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12673 sizes of operand array from 8/4 to 4/2.
12674 (ix86_expand_vector_init_general): Change size of operand array
12675 from 32 to 16. Remove op0, op1 and half_mode.
12677 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12679 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12680 (ix86_expand_vector_init_interleave): Likewise.
12681 (ix86_expand_vector_init_general): Use them. Assert
12682 word_mode == SImode when n_words == 4.
12684 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12686 * config/i386/i386.c (ix86_secondary_reload): New static function.
12687 (TARGET_SECONDARY_RELOAD): New define.
12688 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12689 * config/i386/i386.md (reload_outqi): Remove.
12691 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12693 PR middle-end/35509
12694 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12695 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12696 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12697 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12698 (fold_builtin_1): Likewise.
12699 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12700 c-common.c (check_builtin_function_arguments): Handle
12701 BUILT_IN_ISINF_SIGN.
12702 * doc/extend.texi: Document __builtin_isinf_sign.
12703 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12705 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12707 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12708 EH cleanup at the end of the pass, search for those that have been
12709 turned into forwarder blocks and do the cleanup on their successor.
12711 2008-05-18 Richard Guenther <rguenther@suse.de>
12713 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12714 pointers to sizetype and vice versa.
12716 2008-05-18 Xinliang David Li <davidxl@google.com>
12718 * gcc/tree-ssa-dce.c: Coding style fix.
12719 (check_pow): Documentation comment.
12720 (check_log): Documenation comment. Coding style fix.
12721 (is_unnecessary_except_errno_call): Ditto.
12722 (gen_conditions_for_pow): Ditto.
12723 (gen_conditions_for_log): Ditto.
12724 (gen_shrink_wrap_conditions): Ditto.
12725 (shrink_wrap_one_built_in_calls): Ditto.
12726 * gcc/doc/invoke.texi: Better documentation string.
12727 * ChangeLog: Fix wrong change log entries from
12728 May 17 checkin on function call DCE.
12730 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12732 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12734 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12736 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12737 * df-problems.c (simulation routines): Fixed block comment to
12738 properly say how to add forwards scanning functions.
12740 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12742 * tree-inline.c (setup_one_parameter): Remove dead code.
12744 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12746 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12747 a BIT_AND_EXPR only for an INTEGER_TYPE.
12749 2008-05-17 Xinliang David Li <davidxl@google.com>
12751 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12752 (check_pow, check_log, is_unnecessary_except_errno_call): New
12753 functions to check for eliminating math functions that are pure
12754 except for setting errno.
12755 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12756 general condition expressions for shrink-wrapping pow/log calls.
12757 (gen_shrink_wrap_conditions): Ditto.
12758 (shrink_wrap_one_built_in_call): Ditto.
12759 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12760 (mark_operand_necessary): If debugging, output if OP is necessary.
12761 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12763 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12765 * gcc/common.opt: New user flag -ftree-builtin-dce.
12766 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12768 2008-05-16 David S. Miller <davem@davemloft.net>
12770 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12771 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12773 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12776 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12778 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12780 * ifcvt.c (dead_or_predicable): Rename
12781 df_simulate_one_insn_backwards to df_simulate_one_insn.
12782 * recog.c (peephole2_optimize): Ditto.
12783 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12785 * df.h: Rename df_simulate_one_insn_backwards to
12786 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12787 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12788 scanning of defs and uses.
12789 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12790 (df_simulate_one_insn_forwards): Removed.
12792 2008-05-16 Doug Kwan <dougkwan@google.com>
12794 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12796 (real_from_string): Handle NaNs and Inf as approriate.
12798 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12800 * doc/gty.texi (Source Files Containing Type Information): Note
12801 that headers should appear first in the gtfiles list.
12803 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12805 * tree.def (COND_EXEC): Properly documented this code.
12807 2008-05-16 Diego Novillo <dnovillo@google.com>
12809 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12810 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12813 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12815 * tree-ssa-dse (max_stmt_uid): Removed.
12816 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12817 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12818 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12819 * function.h (cfun.last_stmt_uid): New field.
12820 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12821 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12823 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12824 (create_stmt_ann): Initialize the ann->uid field.
12825 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12827 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12829 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12831 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12832 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12833 (init_empty_tree_cfg): Call it.
12835 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12837 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12840 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12842 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12843 * tree-dump.c (dump_options): New verbose option.
12844 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12846 * tree-pass.h (TDF_VERBOSE): New dump flag.
12847 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12848 (tree-flow.h): Added include.
12849 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12851 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12853 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12855 From Jie Zhang <jie.zhang@analog.com>
12856 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12857 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12858 mcpu=bf561-none and mcpu=bf561-0.2.
12859 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12860 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12861 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12862 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12863 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12864 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12865 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12867 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12868 (cputype_selected): Remove.
12869 (bfin_handle_option): Don't use cputype_selected.
12870 (override_options): When no mcpu option, enable all workarounds.
12871 Don't use bfin_workarounds.
12872 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12874 (DEFAULT_CPU_TYPE): Don't define.
12876 2008-05-16 Richard Guenther <rguenther@suse.de>
12878 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12879 on deletion of the last stmt.
12881 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12883 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12884 V8HImode for SSE2 and V16QImode for SSE4.1.
12886 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12888 * cgraph.h (compute_inline_parameters): Made public.
12889 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12890 variable_generate_summary, function_write_summary,
12891 variable_write_summary, variable_read_summary. Added generate_summary,
12892 write_summary, read_summary.
12893 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12894 pass_ipa_inline.function_generate_summary, to
12895 compute_inline_parameters.
12896 * ipa-inline.c (compute_inline_parameters): Made public and added
12898 (compute_inline_parameters_for_current): New function.
12899 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12900 (inline_generate_summary): Removed parameter and made to loop over
12902 (pass_ipa_inline): Updated for new IPA_PASS structure.
12903 * passes.c (execute_ipa_summary_passes): Now is called once per
12904 pass rather than once per node*pass.
12906 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12908 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12909 avr_have_mul_p, avr_asm_only_p): Remove variables.
12910 (avr_override_options): Remove initialization of removed variables.
12911 (avr_file_start): Convert removed variables to fields of
12912 'struct base_arch_s *avr_current_arch'.
12913 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12914 (AVR_HAVE_MUL): (Ditto.).
12915 (AVR_HAVE_MOVW): (Ditto.).
12916 (AVR_HAVE_LPMX): (Ditto.).
12917 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12918 avr_asm_only_p): Remove declaration.
12920 2008-05-15 Diego Novillo <dnovillo@google.com>
12922 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12923 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12925 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12927 PR middle-end/36194
12928 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12929 Don't call record_truncated_value from here.
12930 (record_truncated_value): Turn it into a for_each_rtx callback.
12931 (record_truncated_values): New function.
12932 (combine_instructions): Call note_uses with record_truncated_values.
12933 Change name of check_conversion to check_promoted_subreg.
12935 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12937 * doc/sourcebuild.texi: Document support for torture tests.
12939 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12941 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12942 to alternative 4 of operand 2.
12944 2008-05-15 Richard Guenther <rguenther@suse.de>
12946 * tree-pass.h (current_pass): Declare.
12947 (get_pass_for_id): Likewise.
12948 * passes.c (passes_by_id, passes_by_id_size): New globals.
12949 (set_pass_for_id): New function.
12950 (get_pass_for_id): Likewise.
12951 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12952 (execute_function_todo): Flush per function statistics.
12953 * toplev.c (compile_file): Init statistics.
12954 (general_init): Do early statistics initialization.
12955 (finalize): Finish statistics.
12956 * statistics.h (statistics_early_init): Declare.
12957 (statistics_init): Likewise.
12958 (statistics_fini): Likewise.
12959 (statistics_fini_pass): Likewise.
12960 (statistics_counter_event): Likewise.
12961 (statistics_histogram_event): Likewise.
12962 * statistics.c: New file.
12963 * Makefile.in (OBJS-common): Add statistics.o.
12964 (statistics.o): Add dependencies.
12965 * doc/invoke.texi (-fdump-statistics): Document.
12967 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12968 (insert): Likewise.
12969 (execute_pre): Use statistics_counter_event.
12970 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12971 (substitute_and_fold): Increment it. Use statistics_counter_event.
12973 2008-05-15 Diego Novillo <dnovillo@google.com>
12975 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12977 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12978 * tree-ssa-alias.c (new_type_alias): Remove references to
12979 sub-variables from comment.
12980 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12982 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12984 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12985 attribute to 1 only for insertps alternative.
12987 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12989 * config/bfin/bfin.md (loadbytes): New pattern.
12990 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12991 (bfin_init_builtins): Initialize it.
12992 (bdesc_1arg): Add it.
12994 2008-05-15 Sa Liu <saliu@de.ibm.com>
12996 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12997 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12998 * testsuite/lib/target-supports.exp: Add
12999 check_effective_target_fortran_integer_16.
13001 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13003 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
13004 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
13005 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
13006 (TARGET_RETURN_IN_MEMORY): Define.
13008 2008-05-15 Richard Guenther <rguenther@suse.de>
13010 PR middle-end/36244
13011 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
13012 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
13013 represent unmodifiable vars.
13015 2008-05-15 Richard Guenther <rguenther@suse.de>
13017 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
13018 INDIRECT_REF and TARGET_MEM_REF.
13019 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13022 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13023 H.J. Lu <hongjiu.lu@intel.com>
13025 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
13026 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
13027 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
13028 insn alternatives. Add missing alternatives.
13029 (*vec_concatv2di_rex64_sse4_1): Likewise.
13030 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
13031 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
13032 Require TARGET_SSE.
13034 2008-05-15 Richard Guenther <rguenther@suse.de>
13036 PR tree-optimization/36009
13037 PR tree-optimization/36204
13038 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
13039 (determine_invariantness_stmt): Record the loop a store is
13040 always executed in.
13041 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
13044 2008-05-15 Richard Guenther <rguenther@suse.de>
13046 PR tree-optimization/34330
13047 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
13048 through the pointer will alias the SMT.
13050 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
13052 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
13054 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
13056 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
13058 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13059 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13061 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
13062 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
13063 (vashl_optab): New optab for vector/vector shifts.
13064 (vashr_optab): Ditto.
13065 (vlshr_optab): Ditto.
13066 (vrotl_optab): Ditto.
13067 (vrotr_optab): Ditto.
13068 (optab_subtype): New enum for optab_for_tree_code call.
13069 (optab_for_tree_code): Add enum optab_subtype argument.
13071 * optabs.c (optab_for_tree_code): Take an additional argument to
13072 distinguish between a vector shift by a scalar and vector shift by
13073 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
13074 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
13075 vector shift by a vector.
13076 (expand_widen_pattern_expr): Pass additional argument to
13077 optab_for_tree_code.
13079 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
13080 vrotl_optab, vrotr_optab.
13082 * expr.c (expand_expr_real_1): Update calls to
13083 optab_for_tree_code to distinguish between vector shifted by a
13084 scalar and vector shifted by a vector.
13085 * tree-vectorizer.c (supportable_widening_operation): Ditto.
13086 (supportable_narrowing_operation): Ditto.
13087 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
13088 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
13089 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
13090 (vect_create_epilog_for_reduction): Ditto.
13091 (vectorizable_reduction): Ditto.
13092 (vectorizable_operation): Ditto.
13093 (vect_strided_store_supported): Ditto.
13094 (vect_strided_load_supported): Ditto.
13095 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13096 * expmed.c (expand_shift): Ditto.
13098 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
13100 (ashr@var{m}3): Ditto.
13101 (vashl@var{m}3): Document new vector/vector shift standard name.
13102 (vashr@var{m}3): Ditto.
13103 (vlshr@var{m}3): Ditto.
13104 (vrotl@var{m}3): Ditto.
13105 (vrotr@var{m}3): Ditto.
13107 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
13108 (PPERM_INVERT): Ditto.
13109 (PPERM_REVERSE): Ditto.
13110 (PPERM_REV_INV): Ditto.
13111 (PPERM_ZERO): Ditto.
13112 (PPERM_ONES): Ditto.
13113 (PPERM_SIGN): Ditto.
13114 (PPERM_INV_SIGN): Ditto.
13115 (PPERM_SRC1): Ditto.
13116 (PPERM_SRC2): Ditto.
13118 * config/i386/sse.md (mulv2di3): Add SSE5 support.
13119 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
13120 allows a memory operand to be the value being added, and split it
13121 to improve vectorization.
13122 (sse5_pmacsdqh_mem): Ditto.
13123 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
13124 (sse5_mulv2div2di3_high): Ditto.
13125 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
13126 (vec_pack_trunc_v4si): Ditto.
13127 (vec_pack_trunc_v2di): Ditto.
13128 (sse5_pcmov_<mode>): Remove code that tried to use use
13129 andps/andnps instead of pcmov.
13130 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
13131 pmacsdqh instructions.
13132 (vec_widen_smult_lo_v4si): Ditto.
13134 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
13135 (PPERM_INVERT): Ditto.
13136 (PPERM_REVERSE): Ditto.
13137 (PPERM_REV_INV): Ditto.
13138 (PPERM_ZERO): Ditto.
13139 (PPERM_ONES): Ditto.
13140 (PPERM_SIGN): Ditto.
13141 (PPERM_INV_SIGN): Ditto.
13142 (PPERM_SRC1): Ditto.
13143 (PPERM_SRC2): Ditto.
13144 (ix86_expand_sse_movcc): Move the SSE5 test after the if
13146 (ix86_expand_int_vcond): If SSE5 generate all possible integer
13148 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
13149 says ignore whether the last reference is a memory operand.
13151 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13152 Paolo Bonzini <bonzini at gnu dot org>
13154 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
13157 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
13158 (vlshr<mode>3): Rename from vlshr<mode>3.
13159 (vashr<mode>3): Rename from vashr<mode>3.
13160 (mulv4sf3): Change the names of vector shift patterns.
13164 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
13167 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
13192 * config/spu/spu.md (v): New iterator macro to add v for vector types.
13193 (floatunssidf2_internal): Change vector/vector shift names.
13194 (floatunsdidf2_internal): Ditto.
13201 (vashl<mode>3): Rename from ashl<mode>3.
13202 (vashr<mode>3): Rename from ashr<mode>3.
13203 (vlshr<mode>3): Rename from lshr<mode>3.
13204 (vrotl<mode>3): Rename from rotl<mode>3.
13206 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13209 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
13210 multiply gives the wrong value when doing widening multiplies.
13211 (vec_widen_smult_lo_v4si): Ditto.
13213 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13215 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
13216 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
13217 emit_library_call_value.
13218 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
13219 * tree.h (ECF_LIBCALL_BLOCK): Removed.
13220 * calls.c (initialize_argument_information, precompute_arguments,
13221 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
13222 (precompute_arguments): Removed flags parameter.
13223 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
13225 2008-05-14 Richard Guenther <rguenther@suse.de>
13227 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
13228 Make sure to register the store if the use is a PHI_NODE.
13230 2008-05-14 Olivier Hainque <hainque@adacore.com>
13232 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
13233 memory if the component is to be referenced in BLKmode according
13234 to get_inner_reference.
13236 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
13238 * calls.c (emit_library_call_value_1): Restore code clearing
13239 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
13241 2008-05-14 Olivier Hainque <hainque@adacore.com>
13242 Nicolas Roche <roche@adacore.com>
13244 * configure.ac: Add support for a "gcc_subdir" variable in
13245 config-lang.in, to denote a subdirectory where the language/GCC
13246 integration files are to be found.
13247 * configure: Regenerate.
13249 2008-05-14 Ira Rosen <irar@il.ibm.com>
13251 PR tree-optimization/36098
13252 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
13253 value for the first load in the group in case of a gap.
13254 (vect_build_slp_tree): Check that there are no gaps in loads.
13256 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13258 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
13259 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
13260 expand_copysign_bit, ): Change call to emit_no_conflict_block to
13261 emit_insn and remove unneeded code to construct extra args.
13262 (emit_no_conflict_block): Removed.
13263 * optabls.h: (emit_no_conflict_block): Removed.
13264 * cse.c (cse_extended_basic_block): Remove search for
13265 REG_NO_CONFLICT note.
13266 * global.c: Removed incorrect comment added in revision 117.
13267 * expr.c (convert_move): Change call to emit_no_conflict_block to
13269 * recog.c: Change comments so that they do not mention
13271 * local_alloc.c (combine_regs): Removed last parameter.
13272 (no_conflict_p): Removed.
13273 (block_alloc): Removed note, no_conflict_combined_regno and set
13274 local vars. Removed all code to process REG_NO_CONFLICT blocks.
13275 (combine_regs): Removed already_dead and code to look for
13276 REG_NO_CONFLICT notes.
13277 * lower_subreg (remove_retval_note): Removed code to look for
13278 REG_NO_CONFLICT block.
13279 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
13280 (resolve_clobber): Remove code to process libcalls that have
13281 REG_NO_CONFLICT notes.
13282 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
13284 * combine.c (can_combine_p, distribute_notes): Removed
13285 REG_NO_CONFLICT case.
13286 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
13288 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
13289 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
13291 * reg-notes.def (NO_CONFLICT): Removed.
13293 2008-05-14 David S. Miller <davem@davemloft.net>
13295 * config/sparc/sparc.c (sparc_profile_hook): If
13296 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
13297 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
13298 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13300 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
13302 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13304 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13307 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13308 and op1 expansion before vector concat to have less live pseudos.
13310 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13312 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13313 ix86_expand_vector_set if supported.
13315 2008-05-13 Diego Novillo <dnovillo@google.com>
13316 Kenneth Zadeck <zadeck@naturalbridge.com>
13318 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13320 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13321 phinodes_print_statistics, init_ssanames, fini_ssanames,
13322 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13323 release_ssa_name, release_defs, replace_ssa_name_symbol,
13324 ssanames_print_statistics): Move ...
13325 * tree-flow.h: ... here.
13326 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13327 Use FN instead of cfun.
13328 (make_ssa_name_fn): Rename from make_ssa_name.
13329 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13330 * tree-flow-inline.h (make_ssa_name): Move from
13331 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13332 * omp-low.c (expand_omp_parallel):
13333 * tree-flow-inline.h (redirect_edge_var_map_result):
13334 * tree-ssa.c (init_tree_ssa): Add argument FN.
13335 Use it instead of cfun. Update all users.
13337 2008-05-13 Tom Tromey <tromey@redhat.com>
13339 PR preprocessor/22168:
13340 * doc/cpp.texi (Top): Update menu.
13341 (Alternatives to Wrapper #ifndef): New node.
13342 (Other Directives): Document deprecation.
13343 (Obsolete Features): Remove menu.
13344 (Assertions): Merge node into Obsolete Features.
13345 (Obsolete once-only headers): Move earlier; rename to Alternatives
13346 to Wrapper #ifndef.
13347 * doc/cppopts.texi: Update.
13348 * c.opt (Wdeprecated): Enable for C and ObjC.
13349 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13350 (C++ Dialect Options): Move -Wno-deprecated from here to...
13351 (Warning Options): ... here.
13353 2008-05-13 Richard Guenther <rguenther@suse.de>
13355 PR middle-end/36227
13356 * fold-const.c (fold_sign_changed_comparison): Do not allow
13357 changes in pointer-ness.
13359 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13362 * config/sh/sh.c (sh_expand_prologue): Don't clear
13363 RTX_FRAME_RELATED_P for push insns.
13365 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13367 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13369 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13371 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13372 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13373 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13375 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13377 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13378 (*vec_concatv4sf_sse): This.
13379 (*sse2_concatv2si): Renamed to ...
13380 (*vec_concatv2si_sse2): This.
13381 (*sse1_concatv2si): Renamed to ...
13382 (*vec_concatv2si_sse): This.
13383 (*vec_concatv2di_rex): Renamed to ...
13384 (*vec_concatv2di_rex64): This.
13385 (*vec_concatv2si_sse4_1): New.
13386 (*vec_concatv2di_rex64_sse4_1): Likewise.
13388 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13390 PR rtl-optimization/36111
13391 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13392 that was created for swappable operands.
13394 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13397 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13398 * configure.ac: Add call to ACX_PROG_GNAT.
13400 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13402 * optc-gen.awk: Fix comment typo.
13404 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13406 * pretty-print.c (pp_integer_with_precision): Use
13407 HOST_LONG_LONG_FORMAT.
13409 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13411 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13413 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13415 * config/i386/i386.c (bdesc_ptest): Removed.
13416 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13417 (bdesc_args): Add __builtin_ia32_ptestz128,
13418 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13419 (ix86_init_mmx_sse_builtins): Updated.
13420 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13421 (ix86_expand_builtin): Updated.
13423 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13425 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13426 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13428 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13430 * value-prof.c (interesting_stringop_to_profile): Do not
13431 return early for BUILT_IN_MEMPCPY.
13433 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13435 * calls.c (expand_call): Don't use callgraph to increase
13436 preferred_stack_boundary.
13438 * cgraph.h (cgraph_rtl_info): Use unsigned on
13439 preferred_incoming_stack_boundary.
13441 * final.c (rest_of_clean_state): Use unsigned on
13442 preferred_stack_boundary.
13444 2008-05-09 Tom Tromey <tromey@redhat.com>
13446 PR preprocessor/22231:
13447 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13450 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13452 PR tree-optimization/36129
13453 * tree-ssa-ccp.c: Include value-prof.h.
13454 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13455 built-in function was folded to a constant.
13456 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13458 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13459 Sebastian Pop <sebastian.pop@amd.com>
13461 * tree-scalar-evolution.c: Document instantiate_scev.
13462 (instantiate_parameters_1): Renamed instantiate_scev_1.
13463 Don't use the same loop for instantiation_loop and evolution_loop.
13464 (instantiate_scev): New.
13465 (instantiate_parameters): Moved...
13466 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13467 same loop twice. Maintains the semantics for this function.
13468 * tree-scalar-evolution.h (instantiate_scev): Declare.
13469 (instantiate_parameters): ...here. Now static inline.
13470 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13471 instead of resolve_mixers.
13473 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13475 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13477 2008-05-09 Tomas Bily <tbily@suse.cz>
13479 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13480 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13481 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13482 * c-common.c (c_common_truthvalue_conversion): Likewise.
13483 * tree-object-size.c (compute_object_offset): Likewise.
13484 * tree-inline.c (estimate_num_insns_1): Likewise.
13485 * varasm.c (const_hash_1, compare_constant, copy_constant)
13486 (compute_reloc_for_constant, output_addressed_constants)
13487 (initializer_constant_valid_p): Likewise.
13488 * c-omp.c (check_omp_for_incr_expr): Likewise.
13489 * gimplify.c (gimplify_expr): Likewise.
13490 * c-typeck.c (c_finish_return): Likewise.
13491 * tree-vectorizer.c (supportable_widening_operation)
13492 (supportable_narrowing_operation): Likewise.
13493 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13494 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13495 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13496 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13497 (descr_info_loc): Likewise.
13498 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13499 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13500 (fold_unary): Likewise.
13501 * builtins.c (get_pointer_alignment): Likewise.
13502 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13503 (instantiate_parameters_1): Likewise.
13504 * tree.c (expr_align, stabilize_reference): Likewise.
13505 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13506 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13507 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13508 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13509 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13510 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13512 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13513 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13514 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13515 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13516 (forward_propagate_comparison)
13517 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13518 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13519 * emit-rtl.c (component_ref_for_mem_expr)
13520 (set_mem_attributes_minus_bitpos): Likewise.
13521 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13522 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13524 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13525 (build_function_call, pointer_diff, build_compound_expr)
13526 (c_finish_return): Likewise.
13527 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13528 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13530 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13531 * expr.c (is_aligning_offset): Likewise.
13532 * tree-ssa-alias.c (is_escape_site): Likewise.
13533 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13534 (check_all_va_list_escapes): Likewise.
13535 * tree-ssa-loop-ivopts.c (determine_base_object)
13536 (determine_common_wider_type): Likewise.
13537 * dojump.c (do_jump): Likewise.
13538 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13539 * tree-gimple.c (is_gimple_cast): Likewise.
13540 * fold-const.c (decode_field_reference, )
13541 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13542 (fold_binary): Likewise.
13543 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13544 (already_warned_in_frontend_p): Likewise.
13545 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13546 * tree.c (really_constant_p, get_unwidened): Likewise.
13547 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13548 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13549 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13551 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13553 (CONVERT_EXPR_P): Define.
13554 (CASE_CONVERT): Define.
13556 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13558 PR middle-end/36117
13559 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13560 (delete_unmarked_insns): When deleting a call, call
13561 delete_unreachable_blocks.
13562 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13563 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13565 2008-05-08 Richard Guenther <rguenther@suse.de>
13567 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13568 (-ftree-salias): Likewise.
13569 (salias-max-implicit-fields): Remove param documentation.
13570 (salias-max-array-elements): Likewise.
13571 * tree-pass.h (pass_create_structure_vars): Remove.
13572 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13573 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13574 * tree-ssa-alias.c (create_structure_vars): Remove.
13575 (gate_structure_vars): Likewise.
13576 (pass_create_structure_vars): Likewise.
13577 (gate_build_alias): Likewise.
13578 (pass_build_alias): Adjust to run always and dump the function.
13579 * common.opt (ftree-salias): Hide.
13580 * passes.c (init_optimization_passes): Remove
13581 pass_create_structure_vars, adjust comment.
13582 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13583 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13584 * opts.c (decode_options): Do not set flag_tree_salias.
13585 (common_handle_option): Add OPT_ftree_salias to the backward
13586 compatibility section.
13588 2008-05-08 Richard Guenther <rguenther@suse.de>
13590 * tree-flow-inline.h (var_can_have_subvars): Move ...
13591 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13592 * tree-flow.h (var_can_have_subvars): Remove.
13593 (push_fields_onto_fieldstack): Remove.
13594 (sort_fieldstack): Likewise.
13595 (struct fieldoff): Move ...
13596 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13597 alias_set and base_for_components fields.
13598 (sort_fieldstack): Make static.
13599 (push_fields_onto_fieldstack): Likewise. Remove code that
13600 handles anything but RECORD_TYPEs. Remove alias_set and
13601 base_for_components handling.
13602 (create_variable_info_for): Adjust.
13604 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13606 * common.opt (Wframe-larger-than=): Shorten the help message
13608 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13610 2008-05-08 Rafael Espíndola <espindola@google.com>
13612 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13614 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13615 trap and that both operands are gimple values.
13616 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13617 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13620 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13622 * read-rtl.c (join_c_conditions): Return the first string if the
13623 two strings are equal.
13625 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13627 * gensupport.h (pred_data): Add a "num_codes" field.
13628 (add_predicate_code): Declare.
13629 * gensupport.c (add_predicate_code): New function.
13630 (std_pred_table): Add an "allows_const_p" field.
13631 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13632 Remove the (incomplete) list of such codes from the codes field.
13633 (init_predicate_table): Use add_predicate_code. Add all
13634 RTX_CONST_OBJs if allows_const_p is true.
13635 * genrecog.c (process_define_predicate): Use add_predicate_code.
13637 2008-05-08 David Daney <ddaney@avtrex.com>
13638 Richard Sandiford <rsandifo@nildram.co.uk>
13640 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13641 special case of constant zero operands.
13642 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13643 old and new values. Special case constant zero values.
13644 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13646 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13647 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13649 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13652 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13653 similar RTX_CONST_OBJ before CONST_INT.
13655 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13657 * stmt.c (expand_stack_restore): Change sa mode if needed.
13659 2008-05-08 Richard Guenther <rguenther@suse.de>
13661 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13662 return type to bool.
13663 (ix86_sol10_return_in_memory): Likewise.
13664 (ix86_i386elf_return_in_memory): Likewise.
13665 (ix86_i386interix_return_in_memory): Likewise.
13666 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13667 (ix86_sol10_return_in_memory): Likewise.
13668 (ix86_i386elf_return_in_memory): Likewise.
13669 (ix86_i386interix_return_in_memory): Likewise.
13671 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13674 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13676 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13677 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13680 2008-05-08 Richard Guenther <rguenther@suse.de>
13682 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13683 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13684 (DR_SUBVARS): Remove.
13685 * tree-dfa.c (dump_subvars_for): Remove.
13686 (debug_subvars_for): Likewise.
13687 (dump_variable): Do not dump subvars.
13688 (remove_referenced_var): Do not remove subvars.
13689 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13690 (lookup_subvars_for_var): Remove.
13691 (get_subvars_for_var): Likewise.
13692 (get_subvars_at): Likewise.
13693 (get_first_overlapping_subvar): Likewise.
13694 (overlap_subvar): Likewise.
13695 * tree-flow.h (subvar_t): Remove.
13696 (struct var_ann_d): Remove subvars field.
13697 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13698 argument. Remove special handling of SFTs.
13699 (compute_tag_properties): Likewise.
13700 (set_initial_properties): Likewise.
13701 (compute_call_clobbered): Likewise.
13702 (count_mem_refs): Likewise.
13703 (compute_memory_partitions): Likewise.
13704 (compute_flow_insensitive_aliasing): Likewise.
13705 (setup_pointers_and_addressables): Likewise.
13706 (new_type_alias): Likewise.
13707 (struct used_part): Remove.
13708 (used_portions): Likewise.
13709 (struct used_part_map): Likewise.
13710 (used_part_map_eq): Likewise.
13711 (used_part_map_hash): Likewise.
13712 (free_used_part_map): Likewise.
13713 (up_lookup): Likewise.
13714 (up_insert): Likewise.
13715 (get_or_create_used_part_for): Likewise.
13716 (create_sft): Likewise.
13717 (create_overlap_variables_for): Likewise.
13718 (find_used_portions): Likewise.
13719 (create_structure_vars): Likewise.
13720 * tree.def (STRUCT_FIELD_TAG): Remove.
13721 * tree.h (MTAG_P): Adjust.
13722 (struct tree_memory_tag): Remove base_for_components and
13723 unpartitionable flags.
13724 (struct tree_struct_field_tag): Remove.
13725 (SFT_PARENT_VAR): Likewise.
13726 (SFT_OFFSET): Likewise.
13727 (SFT_SIZE): Likewise.
13728 (SFT_NONADDRESSABLE_P): Likewise.
13729 (SFT_ALIAS_SET): Likewise.
13730 (SFT_UNPARTITIONABLE_P): Likewise.
13731 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13732 (union tree_node): Remove sft field.
13733 * alias.c (get_alias_set): Remove special handling of SFTs.
13734 * print-tree.c (print_node): Remove handling of SFTs.
13735 * tree-dump.c (dequeue_and_dump): Likewise.
13736 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13737 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13738 * tree-predcom.c (set_alias_info): Do not set subvars.
13739 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13740 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13741 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13742 (add_vars_for_offset): Remove.
13743 (add_virtual_operand): Remove special handling of SFTs.
13744 (add_call_clobber_ops): Likewise.
13745 (add_call_read_ops): Likewise.
13746 (get_asm_expr_operands): Likewise.
13747 (get_modify_stmt_operands): Likewise.
13748 (get_expr_operands): Likewise.
13749 (add_to_addressable_set): Likewise.
13750 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13751 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13752 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13753 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13754 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13755 (tree_node_structure): Likewise.
13756 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13758 (find_what_p_points_to): Likewise.
13760 2008-05-08 Sa Liu <saliu@de.ibm.com>
13762 * config/spu/spu.md: Fixed subti3 pattern.
13764 2008-05-08 Richard Guenther <rguenther@suse.de>
13766 PR middle-end/36154
13767 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13768 sure to create a representative for trailing arrays for PTA.
13770 2008-05-08 Richard Guenther <rguenther@suse.de>
13772 PR middle-end/36172
13773 * fold-const.c (operand_equal_p): Two objects which types
13774 differ in pointerness are not equal.
13776 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13778 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13779 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13780 (emit_library_call_value_1): Add new variable fndecl initialized by
13781 NULL_TREE. It should be the decl type of orgfun, but this information
13782 seems not to be available here, so it uses the default calling abi.
13783 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13784 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13785 by TARGET_RETURN_IN_MEMORY.
13786 * config/i386/i386-interix.h: Likewise.
13787 * config/i386/i386.h: Likewise.
13788 * config/i386/i386elf.h: Likewise.
13789 * config/i386/ptx4-i.h: Likewise.
13790 * config/i386/sol2-10.h: Likewise.
13791 * config/i386/sysv4.h: Likewise.
13792 * config/i386/vx-common.h: Likewise.
13793 * config/cris/cris.h: Removed #if 0 clause.
13794 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13795 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13797 (ix86_sol10_return_in_memory): Likewise.
13798 (ix86_i386elf_return_in_memory): New.
13799 (ix86_i386interix_return_in_memory): New.
13800 * config/mt/mt-protos.h (mt_return_in_memory): New.
13801 * config/mt/mt.c: Likewise.
13802 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13803 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13804 * config/bfin/bfin.h: Likewise.
13805 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13807 * config/bfin/bfin.c: Likewise.
13808 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13809 * config/alpha/unicosmk.h: Likewise.
13810 * config/i386/cygming.h: Likewise.
13811 * config/iq2000/iq2000.h: Likewise.
13812 * config/mips/mips.h: Likewise.
13813 * config/mn10300/mn10300.h: Likewise.
13814 * config/rs6000/rs6000.h: Likewise.
13815 * config/score/score.h: Likewise.
13816 * config/spu/spu.h: Likewise.
13817 * config/v850/v850.h: Likewise.
13818 * defaults.h: Likewise.
13819 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13820 * expr.c (emit_block_move): Adjust use of
13821 OUTGOING_REG_PARM_STACK_SPACE.
13822 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13823 OUTGOING_REG_PARM_STACK_SPACE.
13824 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13826 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13828 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13829 on OMP_RETURN for OMP_FOR.
13832 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13833 (fortran_common): New function.
13834 (gen_variable_die): Call fortran_common instead of common_check,
13835 adjust for it returning tree instead of rtx. Formatting.
13837 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13841 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13842 * c-decl.c (merge_decls): Ditto.
13843 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13844 to RTL_CONST_OR_PURE_CALL_P.
13845 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13846 Initialized DECL_LOOPING_CONST_PURE.
13847 (process_call_operands): Set tree_side_effects properly.
13848 * tree.h (TREE_READONLY_DECL_P): Removed.
13849 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13850 (DECL_LOOPING_OR_CONST_P): New macro.
13851 (struct tree_function_decl): Added looping_const_or_pure_p.
13852 (ECF_*) Renumbered.
13853 (ECF_LOOPING_OR_CONST_P): New macro.
13854 * rtlanal.c (pure_const_p): Removed.
13855 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13856 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13857 to RTL_CONST_CALL_P.
13858 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13859 (check_decl, check_tree, check_call, scan_function): Initialize
13861 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13862 (static_execute): Set looping true for recursive functions.
13863 Undo setting state to IPA_NEITHER for recursive functions.
13864 * cse.c (cse_insn):
13865 * ifcvt.c (noce_can_store_speculate_p): Changed
13866 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13867 RTL_CONST_OR_PURE_CALL_P.
13868 * dse.c (scan_insn): Ditto.
13869 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13870 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13871 RTL_CONST_OR_PURE_CALL_P.
13872 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13873 pure_call_p to RTL_CONST_CALL_P.
13874 * gimplify.c (gimplify_call_expr): Clear side effects for
13875 non-looping pure and constant calls.
13876 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13877 (flags_from_decl_or_type): Set ecf flags from decl flags.
13878 (initialize_argument_information): Turn off
13879 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13880 Change const to pure if callee_copies is true rather than just
13882 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13883 way of marking pure calls.
13884 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13885 Remove hack that was supposed to fix pr7335 and remove old
13886 way of marking pure calls.
13887 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13888 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13889 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13890 RTL_CONST_OR_PURE_CALL_P.
13891 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13892 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13893 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13894 * sched-deps.c (schedule_analyze): Ditto.
13895 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13896 return_val field of calls to represent pure and const function info.
13897 (CONST_OR_PURE_CALL_P): Deleted macro.
13898 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13899 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13900 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13902 * tree-optimize.c (execute_fixup_cfg): Added test for
13903 ECF_LOOPING_CONST_OR_PURE.
13904 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13906 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13907 effects for looping pure or const calls.
13908 (verify_gimple_expr): Added verification code.
13909 * config/alpha/alpha.c (alpha_legitimize_address,
13910 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13912 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13913 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13914 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13915 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13916 RTL_CONST_OR_PURE_CALL_P.
13917 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13918 and const calls to be deleted.
13920 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13923 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13924 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13925 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13926 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13927 to handle nonimmediate operands.
13928 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13929 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13930 to handle nonimmediate operands.
13931 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13932 (mmx_pmulhrwv4hi3): New expander. Use
13933 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13934 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13935 (sse2_umulv1siv1di3): New expander. Use
13936 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13937 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13938 (mmx_eq<mode>3): New expander. Use
13939 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13940 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13941 (mmx_uavgv8qi3): New expander. Use
13942 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13943 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13944 (mmx_uavgv4hi3): New expander. Use
13945 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13947 * config/i386/sse.md
13948 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13949 to handle nonimmediate operands.
13950 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13951 to handle nonimmediate operands.
13952 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13953 to handle nonimmediate operands.
13954 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13955 to handle nonimmediate operands.
13956 (sse2_unpckhpd_exp): New expander. Use
13957 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13958 (sse2_unpcklpd_exp): New expander. Use
13959 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13960 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13961 to handle nonimmediate operands.
13962 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13963 to handle nonimmediate operands.
13964 (*sse2_<plusminus_insn><mode>3): Rename from
13965 sse2_<plusminus_insn><mode>3 insn pattern.
13966 (sse2_<plusminus_insn><mode>3): New expander. Use
13967 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13968 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13969 (sse2_umulv2siv2di3): New expander. Use
13970 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13971 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13972 (sse4_1_mulv2siv2di3): New expander. Use
13973 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13974 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13975 (sse2_pmaddwd): New expander. Use
13976 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13977 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13978 (sse2_eq<mode>3): New expander. Use
13979 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13980 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13981 (sse4_1_eqv2di3): New expander. Use
13982 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13983 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13984 (sse2_uavgv16qi3): New expander. Use
13985 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13986 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13987 (sse2_uavgv16qi3): New expander. Use
13988 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13989 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13990 (sse2_uavgv8hi3): New expander. Use
13991 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13992 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13993 (ssse3_pmulhrswv8hi3): New expander. Use
13994 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13995 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13996 (ssse3_pmulhrswv4hi3): New expander. Use
13997 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13999 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
14000 (<sse>_vmmul<mode>3): Ditto.
14001 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
14003 (ssse3_pmaddubsw128): Use register_operand for operand 1.
14004 (ssse3_pmaddubsw): Ditto.
14006 * config/i386/i386.c (struct_builtin_description)
14007 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
14008 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
14009 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
14010 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
14011 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
14012 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
14013 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
14014 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
14015 (ix86_fixup_binary_operands): Assert that src1
14016 and src2 must have the same mode when swapped.
14017 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
14018 and ix86_binary_operator_ok. Do not force operands in registers
14021 2008-05-07 Jan Hubicka <jh@suse.cz>
14023 * cgraph.c (dump_cgraph_node): Update.
14024 * cgraph.h (cgraph_local_info): Break out inline summary.
14025 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
14027 * ipa-inline (inline_summary): New accestor function.
14028 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
14029 cgraph_decide_inlining, compute_inline_parameters): Update.
14030 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
14032 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14034 Cleanup ColdFire scheduling support and add V4 pipeline model.
14036 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
14037 (define_attr cpu): Add cfv4 value.
14038 (define_attr type, define_attr type1): Merge into a single 'type'
14039 attribute. Update all uses.
14040 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
14041 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
14043 (define_attr opx_mem, define_attr opy_mem): Remove.
14044 (define_attr op_mem): Clean up, update comment.
14045 (define_attr size): Use specific values instead of general int.
14046 (define_attr guess, define_attr split): Remove. Update all uses.
14047 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
14048 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
14049 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
14050 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
14051 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
14052 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
14053 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
14054 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
14055 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
14056 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
14057 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
14058 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
14059 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
14060 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
14061 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
14062 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
14063 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
14064 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
14065 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
14066 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
14067 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
14068 Update or set attributes.
14069 (stack_tie): New fake instruction.
14071 * config/m68k/m68k.h (TUNE_CFV4): New macro.
14072 (m68k_sched_attr_size): Update declaration.
14073 (m68k_sched_attr_type2): Remove.
14074 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
14075 Declare new bypass predicates.
14077 * config/m68k/m68k.c (m68k_sched_issue_rate,
14078 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
14080 (TARGET_SCHED_ISSUE_RATE,
14081 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
14082 (override_options): Handle scheduling for ColdFire V4 core.
14083 (m68k_expand_prologue): Emit stack_tie.
14084 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
14085 'OP_TYPE_FPN'. Update all uses.
14086 (sched_guess_p): Remove.
14087 (sched_address_type): Handle symbolic addresses.
14088 (sched_get_operand): New static function.
14089 (sched_operand_type): Merge into sched_attr_op_type.
14090 (sched_attr_op_type): Handle FP registers, handle quick constants,
14092 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
14093 (m68k_sched_attr_size): Update. Move logic to ...
14094 (sched_get_attr_size_int): New static function.
14095 (sched_get_opxy_mem_type): New static function.
14096 (m68k_sched_attr_op_mem): Update.
14097 (m68k_sched_attr_type2): Remove.
14098 (sched_cfv4_bypass_data): New static variable.
14099 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
14100 (m68k_sched_issue_rate): Implement scheduler hook.
14101 (struct _sched_ib: enabled_p): New field.
14102 (m68k_sched_variable_issue): Update. Handle V4.
14103 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
14104 sched_dump_class_func_t, sched_dump_split_class,
14105 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
14106 sched_dump_dfa_class, m68k_sched_dump): Remove.
14107 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
14109 (m68k_sched_init_global): Remove statisctics dumping, introduce
14110 sanity check that all instructions have pipeline reservations. Handle
14112 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14113 Handle ColdFire V4 core.
14114 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
14115 New static functions.
14116 (m68k_sched_address_bypass_p): New bypass predicate.
14117 (sched_get_indexed_address_scale): New static function.
14118 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
14120 * cf.md: Update comments.
14121 (define_attr type2): Remove. Use 'type' attribute instead.
14123 (cf_ib): Rename to cfv123_ib. Update all uses.
14124 (cf_oep): Rename to cfv123_oep. Update all uses.
14125 (cf_chr): Rename to cfv123_chr. Update all uses.
14126 (cf_mem): Rename to cfv123_mem. Update all uses.
14127 (cf_mac): Move to more appropriate place.
14128 (cfv123_guess): New automaton and cpu_unit.
14129 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
14130 Update uses of 'size' attribute. Handle before reload scheduling.
14131 (cfv123_guess): New dummy reservation for unhandled instructions.
14132 (cfv4_*): Pipeline description of ColdFire V4 core.
14133 (ignore): New reservation to handle 'ignore' type.
14135 2008-05-07 Ian Lance Taylor <iant@google.com>
14137 PR middle-end/36013
14138 * gimplify.c (find_single_pointer_decl_1): Don't look through
14140 (find_single_pointer_decl): Adjust comments.
14142 2008-05-07 Jakub Jelinek <jakub@redhat.com>
14144 PR middle-end/36137
14145 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
14146 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
14148 PR middle-end/36106
14149 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
14150 integral type rather than floating point, then VIEW_CONVERT_EXPR
14151 to the floating point type.
14153 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14155 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
14156 TFmode op0 to register.
14158 2008-05-07 Alan Modra <amodra@bigpond.net.au>
14160 * c-decl.c (grokdeclarator): Comment typo.
14162 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
14164 * tree-flow.h: Remove prototype for computed_goto_p.
14165 * tree-cfg.c (computed_goto_p): Make static.
14167 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
14170 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
14171 (contains_aligned_value_p): This. Handle _Decimal128.
14172 (ix86_function_arg_boundary): Only align _Decimal128 to its
14173 natural boundary and handle it properly.
14175 2008-05-06 Martin Jambor <mjambor@suse.cz>
14177 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
14178 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
14179 (ipcp_method_set_orig_node): Removed.
14180 (ipcp_cval_get_cvalue_type): Removed.
14181 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
14182 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
14183 (ipcp_cval_set_cvalue_type): Removed.
14184 (ipcp_cval_get_cvalue): Removed.
14185 (ipcp_cval_set_cvalue): Removed.
14186 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
14187 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
14188 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
14189 (ipcp_cval_meet): Renamed to ipa_lattice_meet
14190 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
14191 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
14192 (ipcp_get_ith_lattice): Changed parameters.
14193 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
14194 (ipcp_lattice_from_jfunc): Changed parameters.
14195 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
14196 (ipcp_method_cval_print): Added temporary variable info.
14197 (ipcp_redirect): Removed already unused local variable caller.
14198 (ipcp_redirect): New temporary variable orig_callee_info
14199 (ipcp_redirect): Removed newly unused local variable callee.
14200 (ipcp_redirect): Removed (a bit confusing) local variable type.
14201 (ipcp_insert_stage): Added local variable info.
14202 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
14204 (ipcp_formal_create): Removed.
14205 (ipcp_method_cval_set): Removed.
14206 (ipcp_propagate_stage): Renamed lattice variables.
14207 (ipcp_method_cval_set_cvalue_type): Removed.
14208 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
14209 (ipcp_print_all_lattices): Changed printed strings to refer to
14210 lattices rather than cvals.
14211 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
14212 (ipcp_propagate_const): Changed formal parameters.
14213 (build_const_val): Changed formal parameters.
14214 (ipcp_insert_stage): Removed useless variable cvalue
14215 (build_const_val): Changed formal parameters.
14216 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
14217 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
14218 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
14219 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
14220 (ipcp_print_func_profile_counts): Changed string from "method" to
14222 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
14223 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
14224 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
14225 (ipcp_structures_print): Renamed to ipcp_print_all_structures
14226 (ipcp_profile_print): Renamed to ipcp_print_profile_data
14227 (ipcp_lat_is_const): Changed parameters and made inline.
14228 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
14229 (ipcp_redirect): Renamed to ipcp_need_redirect_p
14230 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
14231 the predicate condition directly
14232 (ipcp_propagate_stage): Added local variable args. Removed local
14233 variable callee. (Both are mere code simplifications.)
14234 (ipcp_method_dont_insert_const): Renamed to
14235 ipcp_node_not_modifiable_p.
14236 (ipcp_node_not_modifiable_p): Made inline.
14237 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
14238 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
14239 (ipcp_print_all_lattices): Removed variable cvalue
14240 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
14243 2008-05-06 Olivier Hainque <hainque@adacore.com>
14245 * tree-sra.c (try_instantiate_multiple_fields): Early return
14246 if field has POINTER_TYPE.
14248 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
14250 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
14251 by using 'q' specifier for instruction.
14252 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
14254 2008-05-06 Anatoly Sokolov <aesok@post.ru>
14256 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14257 Change mode of zero_extract from QImode to HImode.
14258 (sign bit tests peepholes): (Ditto.).
14260 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
14262 * config/i386/mmx.md: Remove double backslashes from asm templates.
14263 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
14264 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14265 to handle nonimmediate operands.
14266 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
14267 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14268 to handle nonimmediate operands.
14269 (*mmx_<code>v2sf3_finite): New insn pattern.
14270 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
14271 (mmx_<code>v2sf3): New expander. Use
14272 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14273 (mmx_<plusminus_insn><mode>3): New expander. Use
14274 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14275 (*mmx_<plusminus_insn><mode>3): New insn pattern.
14276 (mmx_add<mode>3): Removed.
14277 (mmx_ssadd<mode>3): Ditto.
14278 (mmx_usadd<mode>3): Ditto.
14279 (mmx_sub<mode>3): Ditto.
14280 (mmx_sssub<mode>3): Ditto.
14281 (mmx_ussub<mode>3): Ditto.
14282 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
14283 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
14284 to handle nonimmediate operands.
14285 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
14287 (mmx_smulv4hi3_highpart): New expander. Use
14288 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14289 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
14291 (mmx_umulv4hi3_highpart): New expander. Use
14292 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14293 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
14294 (mmx_<code>v4hi3): New expander. Use
14295 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14296 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
14297 (mmx_<code>v8qi3): New expander. Use
14298 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14299 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
14300 (mmx_<code><mode>3): New expander. Use
14301 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14303 2008-05-05 Jan Hubicka <jh@suse.cz>
14305 PR tree-optimization/36118
14306 * passes.c (pass_init_dump_file): Fix dump header.
14308 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14310 PR middle-end/36141
14311 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14312 VCE for function decls.
14314 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14316 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14318 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14320 * config/i386/i386.md (sat_plusminus): New.
14321 (plusminus_insn): Likewise.
14322 (plusminus_mnemonic): Likewise.
14324 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14325 (*<addsub><mode>3_cc_overflow): Renamed to ...
14326 (*<plusminus_insn><mode>3_cc_overflow): This.
14327 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14328 (*<plusminus_insn>si3_zext_cc_overflow): This.
14330 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14331 (<plusminus_insn><mode>3): This.
14332 (*<addsub><mode>3): Renamed to ...
14333 (*<plusminus_insn><mode>3): This.
14334 (<sse>_vm<addsub><mode>3): Renamed to ...
14335 (<sse>_vm<plusminus_insn><mode>3): This.
14336 (sse3_h<addsub>v4sf3): Renamed to ...
14337 (sse3_h<plusminus_insn>v4sf3): This.
14338 (sse3_h<addsub>v2df3): Renamed to ...
14339 (sse3_h<plusminus_insn>v2df3): This.
14340 (<plusminus_insn><mode>3): New.
14341 (*<plusminus_insn><mode>3): Likewise.
14342 (sse2_<plusminus_insn><mode>3): Likewise.
14343 (add<mode>): Removed.
14344 (*add<mode>3): Likewise.
14345 (sse2_ssadd<mode>3): Likewise.
14346 (sse2_usadd<mode>3): Likewise.
14347 (sub<mode>3): Likewise.
14348 (*sub<mode>3): Likewise.
14349 (sse2_sssub<mode>3): Likewise.
14350 (sse2_ussub<mode>3): Likewise.
14352 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14354 * gthr-single.h: Add in required interface elements as per gthr.h.
14355 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14356 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14357 Generalize UNUSED macro.
14358 (__gthread_once): Add.
14359 (__gthread_key_create): Add.
14360 (__gthread_key_delete): Add.
14361 (__gthread_getspecific): Add.
14362 (__gthread_setspecific): Add.
14364 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14366 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14367 the same size types for the indirect reference on the rhs, then
14370 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14372 * config/i386/i386.md
14373 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14374 one insn template instead of template series.
14375 (*xordi_1_rex64): Ditto.
14376 (*xordi_2_rex64): Ditto.
14378 2008-05-05 Ira Rosen <irar@il.ibm.com>
14380 PR tree-optimization/36119
14381 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14384 2008-06-04 Jan Hubicka <jh@suse.cz>
14386 tree-optimization/36100
14387 * tree-pass.h (pass_O0_always_inline): Declare.
14388 * ipa-inline.c (inline_transform): Remove dead code.
14389 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14390 pass_O0_always_inline): New.
14391 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14393 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14395 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14396 mnemonic in this_param move for TARGET_64BIT.
14398 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14400 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14401 (*strmovsi_rex_1): Ditto.
14402 (*strsetsi_1): Ditto.
14403 (*strsetsi_rex_1): Ditto.
14405 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14406 adddicc expanders using SWI mode iterator.
14408 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14411 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14414 2008-05-04 David S. Miller <davem@davemloft.net>
14416 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14417 (sparc*-*-linux*): Use linux.h in tm_file.
14418 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14419 compiler defaulting to 32-bit.
14420 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14422 * config/sparc/linux.h: Remove definitions now obtained
14423 properly from linux.h
14424 * config/sparc/linux64.h: Likewise.
14425 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14426 don't want this setting for 32-bit builds in a biarch compiler.
14427 * doc/install.texi: Add sparc-linux to list of targets
14428 supporting --enable-targets=all.
14430 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14432 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14434 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14436 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14437 after V4SI_FTYPE_V8HI.
14438 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14439 case V4SI_FTYPE_V2DF.
14441 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14443 * doc/invoke.texi (max-flow-memory-locations): Removed.
14444 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14446 2008-05-03 Richard Guenther <rguenther@suse.de>
14448 PR middle-end/34973
14449 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14451 2008-05-02 David S. Miller <davem@davemloft.net>
14453 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14455 2008-05-02 Simon Baldwin <simonb@google.com>
14458 * c-common.h (warn_array_subscript_range): Removed.
14459 * c-common.c (warn_array_subscript_range): Ditto.
14460 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14461 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14463 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14465 * config/i386/i386.c (ix86_special_builtin_type): New.
14466 (bdesc_special_args): Likewise.
14467 (ix86_expand_special_args_builtin): Likewise.
14468 (ix86_init_mmx_sse_builtins): Updated.
14469 (ix86_expand_builtin): Updated.
14470 (ix86_expand_store_builtin): Removed.
14471 (ix86_expand_unop_builtin): Likewise.
14473 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14474 * config/i386/mmintrin.h (__v2sf): Here.
14476 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14478 (_mm_loadl_pi): Likewise.
14479 (_mm_storeh_pi): Replace __v2si with __v2sf.
14480 (_mm_storel_pi): Likewise.
14482 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14483 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14484 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14485 __builtin_ia32_loadlpd.
14487 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14489 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14490 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14491 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14492 (ix86_init_mmx_sse_builtins): Updated.
14493 (ix86_expand_args_builtin): Likewise.
14494 (ix86_expand_builtin): Likewise.
14495 (ix86_expand_unop1_builtin): Renamed to ...
14496 (ix86_expand_unop_vec_merge_builtin): This.
14498 2008-05-01 Jan Hubicka <jh@suse.cz>
14501 * ipa-inline.c (inline_generate_summary): Make static.
14502 (inline_transform): Do not call inlining at -O0; make static.
14503 * passes.c (execute_todo): Add sanity check.
14504 (execute_one_ipa_transform_pass): Execute proper flags.
14506 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14508 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14509 (DECL_NONADDRESSABLE_P): Likewise.
14510 * alias.c (record_component_aliases): Fix comment.
14512 2008-05-01 Simon Baldwin <simonb@google.com>
14514 * c-common.h (warn_array_subscript_range): New function.
14515 * c-common.c (warn_array_subscript_range): Ditto.
14516 * tree-vrp.c (check_array_ref): Corrected code to agree with
14517 comment, ignoring only arrays of size 0 or size 1.
14518 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14520 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14522 * config/i386/i386.c (ix86_builtin_type): Replace
14523 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14524 (bdesc_args): Updated.
14525 (ix86_init_mmx_sse_builtins): Likewise.
14526 (ix86_expand_args_builtin): Likewise.
14528 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14531 * doc/extend.texi: Correct __builtin_ia32_palignr.
14533 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14536 * config/i386/i386.c (bdesc_crc32): Removed.
14537 (ix86_expand_crc32): Likewise.
14538 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14539 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14540 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14541 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14542 UINT_FTYPE_UINT_UCHAR.
14543 (bdesc_args): Updated. Add crc32 builtins.
14544 (ix86_init_mmx_sse_builtins): Updated.
14545 (ix86_expand_args_builtin): Updated to support subreg.
14547 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14549 2008-05-01 Jan Hubicka <jh@suse.cz>
14551 * tree-pass.h (opt_pass): Add IPA_PASS.
14552 (varpool_node, cgraph_node): Forward declare.
14553 (ipa_opt_pass): Define.
14554 (pass_ipa_inline): Turn into ipa_opt_pass.
14555 (pass_apply_inline): Remove.
14556 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14557 (apply_inline): Turn into ....
14558 (inline_transform): ... this one.
14559 (inline_generate_summary): New function.
14560 (pass_apply_inline): Remove.
14561 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14563 (struct function): Add ipa_transforms_to_apply.
14564 * passes.c (register_one_dump_file): Work on IPA_PASS.
14565 (init_optimization_passes): Remove pass_inline_parameters and
14567 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14568 (execute_one_pass) ... here; apply transforms when possible.
14569 (add_ipa_transform_pass, execute_ipa_summary_asses,
14570 execute_one_ipa_transform_pass): New.
14571 (execute_ipa_pass_list): Update for IPA_PASS type.
14573 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14575 * config/i386/i386.c (ix86_builtin_type): Add
14576 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14577 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14578 (bdesc_args): Add SSE4a builtins.
14579 (ix86_init_mmx_sse_builtins): Updated.
14580 (ix86_expand_args_builtin): Likewise.
14581 (ix86_expand_builtin): Likewise.
14583 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14585 * config/i386/i386.c (ix86_builtin_type): Add
14586 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14587 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14588 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14589 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14590 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14591 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14592 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14593 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14594 and DI_FTYPE_DI_DI_INT.
14595 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14596 (ix86_init_mmx_sse_builtins): Updated.
14597 (ix86_expand_args_builtin): Likewise.
14598 (ix86_expand_builtin): Likewise.
14599 (ix86_expand_binop_imm_builtin): Removed.
14601 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14603 2008-04-30 Richard Guenther <rguenther@suse.de>
14605 PR tree-optimization/32921
14606 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14608 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14610 * config/arm/arm.c (arm_unwind_emit): Use
14611 crtl->all_throwers_are_sibcalls instead of
14612 cfun->all_throwers_are_sibcalls.
14613 (arm_output_fn_unwind): Likewise.
14614 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14615 instead of cfun->uses_pic_offset_table.
14616 (frv_expand_prologue): Likewise.
14617 (frv_frame_pointer_required): Likewise.
14618 (frv_expand_fdpic_call): Likewise.
14619 (frv_emit_movsi): Likewise.
14620 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14621 cfun->returns_pcc_struct instead of
14622 current_function_returns_pcc_struct.
14623 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14624 instead of cfun->calls_eh_return.
14625 (m32c_pushm_popm): Likewise.
14626 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14627 "extern" declaration.
14629 2008-04-30 Richard Guenther <rguenther@suse.de>
14631 PR tree-optimization/21636
14632 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14634 (evaluate_stmt): Print the likely value.
14635 (ccp_visit_stmt): Avoid excessive vertical spacing.
14637 2008-04-30 Rafael Espíndola <espindola@google.com>
14639 * builtins.c (fold_call_expr): Return realret.
14640 * tree-ssa-threadedge.c
14641 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14642 __builtin_object_size.
14644 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14646 * gcc.c (wrapper_string): New variable.
14647 (insert_wrapper): New function.
14648 (execute): New option -wrapper.
14649 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14651 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14653 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14654 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14655 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14657 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14658 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14659 config/rs6000/e500crtres64gprctr.asm,
14660 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14661 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14662 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14663 config/rs6000/e500crtsav64gprctr.asm,
14664 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14665 config/rs6000/e500crtsavg64gprctr.asm: New files.
14666 * config/rs6000/t-ppccomm: Add build rules for new files.
14667 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14668 * config/rs6000/t-netbsd: Add build rules for new files.
14669 (LIB2FUNCS_STATIC_EXTRA): New variable.
14670 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14671 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14672 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14674 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14676 * config/i386/i386.c (ix86_builtin_type): Add
14677 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14678 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14679 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14680 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14681 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14682 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14683 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14684 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14685 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14686 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14687 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14688 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14689 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14690 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14691 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14692 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14693 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14694 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14695 V1DI_FTYPE_V2SI_V2SI.
14696 (bdesc_2arg): Moved to ...
14697 (bdesc_args): Here.
14698 (ix86_init_mmx_sse_builtins): Updated.
14699 (ix86_expand_args_builtin): Updated. Take a pointer
14700 to const struct builtin_description. Handle comparison
14702 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14703 (ix86_expand_builtin): Updated.
14705 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14706 (ssse3_pmaddubsw128): This.
14707 (ssse3_pmaddubswv4hi3): Renamed to ...
14708 (ssse3_pmaddubsw): This.
14710 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14711 (__builtin_ia32_packssdw128): Likewise.
14712 (__builtin_ia32_packuswb128): Likewise.
14713 (__builtin_ia32_pmaddubsw): Likewise.
14714 (__builtin_ia32_pmaddubsw128): Likewise.
14716 2008-04-30 Richard Guenther <rguenther@suse.de>
14718 PR tree-optimization/14847
14719 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14720 (recognize_bits_test): Use it.
14721 (recognize_single_bit_test): Likewise.
14723 2008-04-30 Martin Jambor <mjambor@suse.cz>
14725 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14726 instead of setting number of formal parameters to zero.
14727 (ipcp_init_stage): Do not set the number of actual parameters to zero
14729 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14730 which are called with variable number of arguments.
14731 (ipcp_insert_stage): Explicitely skipping all nodes which are
14732 called with variable number of arguments.
14733 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14734 number of parameters.
14736 * ipa-prop.h (struct ipa_node_params): Added flag
14737 called_with_var_arguments
14738 (ipa_set_param_count): Added. Changed sole setter to use it.
14739 (ipa_get_param_count): Added. All readers of param_count
14740 converted to use it instead.
14741 (ipa_set_called_with_variable_arg): Added.
14742 (ipa_is_called_with_var_arguments): Added.
14743 (ipa_get_ith_param): Added. All readers of param_decls converted
14745 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14747 (ipa_get_cs_argument_count): Added, all readers of argument_count
14749 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14752 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14753 (struct ipcp_lattice): Renamed cval_type to type
14754 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14756 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14757 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14758 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14759 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14760 (build_const_val): Changed the type of parameter cvalue to tree
14761 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14762 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14764 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14767 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14768 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14769 (ipa_add_method): Renamed to ipa_push_func_to_list
14770 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14771 (ipa_callsite_param_count): Removed.
14772 (ipa_callsite_param_count_set): Removed.
14773 (ipa_callsite_param): Removed.
14774 (ipa_callsite_callee): Removed.
14775 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14776 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14777 (ipa_method_formal_count): Removed.
14778 (ipa_method_formal_count_set): Removed.
14779 (ipa_method_get_tree): Removed.
14780 (ipa_method_tree_map_create): Removed.
14781 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14782 (ipa_create_param_decls_array): Creates the array itself
14783 (ipa_create_param_decls_array): Temporary variable info instead of
14784 a few dereferences.
14785 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14786 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14787 (get_type): Removed.
14788 (ipa_jf_get_info_type): Removed.
14789 (ipa_node_create): Renamed to ipa_create_node_params
14790 (ipa_free): Renamed to ipa_free_all_node_params
14791 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14792 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14793 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14794 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14795 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14796 ipa_free_all_edge_args
14797 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14798 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14799 (ipa_create_methodlist_node): Removed.
14800 (ipa_methodlist_method): Removed.
14801 (ipa_methodlist_method_set): Removed.
14802 (ipa_methodlist_next_method): Removed.
14803 (ipa_methodlist_next_method_set): Removed.
14804 (ipa_method_is_modified): Removed.
14805 (ipa_method_modify_create): Removed.
14806 (ipa_method_modify_init): Temporary variable info instead of a few
14808 (ipa_detect_param_modifications): Temporary variable info instead of
14809 a few dereferences.
14810 (ipa_compute_jump_functions): Temporary variable info instead of
14811 a few dereferences.
14812 (ipa_method_modify_set): Removed.
14813 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14814 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14815 than craph_node as the first parameter.
14816 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14817 (ipa_method_modify_init): Removed.
14818 (ipa_compute_jump_functions): Added a temp variable instead of
14819 repeatadly dereferencing the cgraph_edge.aux pointer
14820 (ipa_callsite_param_set_type): Removed.
14821 (ipa_compute_jump_functions): i renamed to index and moved to
14823 (ipa_callsite_param_set_info_type_formal): Removed.
14824 (ipa_callsite_param_set_info_type): Removed.
14825 (ipa_callsite_param_map_create): Removed.
14826 (ipa_callsite_tree): Removed.
14827 (ipa_callsite_caller): Removed.
14828 (ipa_pop_func_from_list): return_method removed to return_func
14830 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14831 prefixed all values with IPA_. Changed all users.
14832 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14833 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14834 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14835 (union parameter_info): Renamed to jump_func_value.
14836 (union jump_func_value): Renamed value to constant
14837 (struct ipa_jump_func): Renamed info_type to value
14838 (struct ipa_node): Renamed to ipa_node_params
14839 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14840 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14841 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14842 (struct ipa_edge): Renamed to ipa_edge_args
14843 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14844 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14845 (struct ipa_methodlist): Renamed to ipa_func_list
14846 (struct ipa_func_list): method_p renamed to node, next_method
14848 (ipa_methodlist_p): Removed, switched all users to struct pointer
14849 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14851 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14853 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14854 (rs6000_emit_epilogue): Use backchain to restore only when we
14855 have a large frame. Make use of frame pointer to restore if we
14856 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14858 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14860 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14861 Add mode to zero_extract.
14862 (sign bit tests peepholes): (Ditto.).
14864 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14866 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14867 Instructions in comments with SSE3.
14868 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14869 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14870 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14871 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14872 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14873 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14874 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14875 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14876 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14877 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14878 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14879 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14880 (bdesc_sse_args): Renamed to ...
14881 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14882 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14883 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14884 IX86_BUILTIN_FABSQ.
14885 (bdesc_1arg): Moved to ...
14886 (bdesc_args): Here.
14887 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14888 Instructions in comments with SSE3.
14889 (ix86_expand_sse_operands_builtin): Renamed to ...
14890 (ix86_expand_args_builtin): This. Updated.
14891 (ix86_expand_unop1_builtin): Update comments.
14892 (ix86_expand_builtin): Updated.
14894 2008-04-29 Richard Guenther <rguenther@suse.de>
14896 PR tree-optimization/36078
14897 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14898 Update virtual SSA form after cleaning up the CFG.
14900 2008-04-29 Richard Guenther <rguenther@suse.de>
14902 PR middle-end/15255
14903 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14905 2008-04-29 Richard Guenther <rguenther@suse.de>
14907 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14908 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14909 (compute_flow_insensitive_aliasing): Do not treat
14910 PTR_IS_REF_ALL pointers special.
14911 (get_smt_for): Likewise.
14912 (may_alias_p): Re-structure.
14913 (is_escape_site): A ref-all pointer conversion is not an escape site.
14914 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14915 PTR_IS_REF_ALL pointers special.
14916 * tree-ssa-structalias.h (struct alias_info): Remove
14917 ref_all_symbol_mem_tag field.
14918 (PTR_IS_REF_ALL): Remove.
14920 2008-04-29 Richard Guenther <rguenther@suse.de>
14922 PR middle-end/36077
14923 * fold-const.c (extract_muldiv_1): In combining division constants
14924 make sure to never overflow.
14926 2008-04-29 Nick Clifton <nickc@redhat.com>
14928 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14930 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14933 * optc-gen.awk: Work around HP-UX/IA awk bug.
14935 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14937 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14940 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14943 * config/i386/i386.md
14944 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14945 Change operand 1 predicate to nonimmediate_operand.
14947 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14950 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14952 * gengtype.c (walk_type, write_func_for_structure): Handle
14954 * doc/gty.texi: Document chain_circular.
14956 2008-04-28 Richard Guenther <rguenther@suse.de>
14958 PR tree-optimization/36066
14959 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14962 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14965 * config/i386/i386.md
14966 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14967 Use match_scratch instead of match_operand for operands 3 and 4.
14969 2008-04-27 Richard Guenther <rguenther@suse.de>
14971 PR tree-optimization/18754
14972 PR tree-optimization/34223
14973 * tree-pass.h (pass_complete_unrolli): Declare.
14974 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14975 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14976 Rewrite loop into loop closed SSA form if it is not already.
14977 (tree_unroll_loops_completely): Re-structure to iterate over
14978 innermost loops with intermediate CFG cleanups.
14979 Unroll outermost loops only if requested or the code does not grow
14981 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14982 loops are available.
14983 (tree_vectorize): Instead do so here.
14984 (tree_complete_unroll): Also unroll outermost loops.
14985 (tree_complete_unroll_inner): New function.
14986 (gate_tree_complete_unroll_inner): Likewise.
14987 (pass_complete_unrolli): New pass.
14988 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14989 uses outside of the loop.
14990 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14991 form if it is available.
14992 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14993 * passes.c (init_optimization_passes): Schedule complete inner
14994 loop unrolling pass before the first CCP pass after final inlining.
14996 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14998 * targhooks.h (default_emutls_var_fields,
14999 default_emutls_var_init): Declare.
15000 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
15001 * target.h (struct gcc_target): Add struct emutls member.
15002 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
15003 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
15004 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
15005 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
15006 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
15007 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
15008 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
15009 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
15010 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
15011 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
15012 emit debug information.
15013 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
15014 * varasm.c: Include targhooks.h.
15015 (emutls_object_section, emutls_tmpl_section): New.
15016 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
15017 (EMUTLS_SEPARATOR): New.
15018 (prefix_name): New.
15019 (get_emutls_object_name): New.
15020 (default_emutls_var_fields): New, broken out of ...
15021 (get_emutls_object_type): ... here. Adjust to use target hooks.
15022 (get_emutls_init_templ_addr): Adjust to use target hooks.
15023 (emutls_decl): Adjust to use target hooks.
15024 (emutls_finish): Likewise.
15025 (default_emutls_var_init): New, broken out of ...
15026 (assemble_variable): ... here. Adjust to use target hooks.
15027 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
15028 SECCAT_EMUTLS_TMPL.
15029 * c-common.c (handle_section_attribute): Prevent overriding
15030 sections for emulated tls with special sections.
15031 * config/i386/i386.c (x86_64_elf_select_section): Add
15032 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
15033 (x86_64_elf_unique_section): Likewise.
15034 * config/vxworks.c: Include tree.h.
15035 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
15036 (vxworks_override_options): Set TLS scheme.
15037 * doc/tm.texi (Emulated TLS): New node.
15039 2008-04-26 Simon Baldwin <simonb@google.com>
15042 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
15043 with propagated string constants.
15045 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
15047 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
15048 constraint for operand 2 when operand 0 is memory operand.
15049 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
15050 operand 0 is memory operand.
15051 (fix_trunc<mode>_i387_with_temp): Ditto.
15052 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
15053 operand 2 when operand 1 is memory operand.
15054 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
15055 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
15056 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
15057 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15058 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
15059 operands 2,3 and 4 when operand 1 is memory operand.
15060 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
15062 (fistdi2_floor_with_temp): Ditto.
15063 (fist<mode>2_floor_with_temp): Ditto.
15064 (fistdi2_ceil_with_temp): Ditto.
15065 (fist<mode>2_ceil_with_temp): Ditto.
15066 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
15068 2008-04-26 David Daney <ddaney@avtrex.com>
15070 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
15072 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
15073 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15074 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15075 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
15076 (compare_and_swap_12): New insn.
15077 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
15078 * config/mips/mips.c (mips_force_binary): New function.
15079 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
15080 (mips_expand_compare_and_swap_12): New function.
15081 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
15083 2008-04-25 Jan Hubicka <jh@suse.cz>
15086 * cfgexpand.c (pass_expand): Turn into RTL pass.
15087 * passes.c (execute_one_pass): Do pass typechecking after execution.
15088 * tree-pass.h (pass_expand): Turn into RTL pass.
15090 * function.h (struct rtl_data): Move here fields
15091 accesses_prior_frames, calls_eh_return, saves_all_registers,
15092 has_nonlocal_goto, has_asm_statement, is_thunk,
15093 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
15094 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
15095 arg_pointer_save_area_init from struct function; turn into bool.
15096 (struct function): Move
15097 calls_eh_return, saves_all_registers, has_nonlocal_goto,
15098 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
15099 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
15100 tail_call_emit, arg_pointer_save_area_init
15101 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
15102 (current_function_returns_struct, current_function_returns_pcc_struct,
15103 current_function_calls_setjmp, current_function_calls_alloca,
15104 current_function_accesses_prior_frames,
15105 current_function_calls_eh_return, current_function_is_thunk,
15106 current_function_stdarg, current_function_profile,
15107 current_function_limit_stack, current_function_uses_pic_offset_table,
15108 current_function_uses_const_pool, current_function_has_nonlocal_label,
15109 current_function_saves_all_registers,
15110 current_function_has_nonlocal_goto,
15111 current_function_has_asm_statement): Remove accesor macros.
15112 * ra-conflict.c (global_conflicts): Update.
15113 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
15114 (suitable_for_tail_call_opt_p): Update.
15115 * builtins.c (expand_builtin_return_addr): Update.
15116 (expand_builtin_setjmp_setup): Update.
15117 (expand_builtin_nonlocal_goto): Update.
15118 * final.c (final_start_function): Update.
15119 (profile_function): Update.
15120 (leaf_function_p): Update.
15121 (only_leaf_regs_used): Update.
15122 * df-scan.c (df_get_exit_block_use_set): Update.
15123 * dojump.c (clear_pending_stack_adjust): Update.
15124 * tree-stdarg.c (gate_optimize_stdarg): Update.
15125 * gimple-low.c (lower_function_body): Update.
15126 * global.c (compute_regsets): Update.
15127 (global_alloc): Update.
15128 * dwarf2out.c (dwarf2out_begin_prologue): Update.
15129 * expr.c (expand_assignment): Update.
15130 * dse.c (dse_step0): Update.
15131 (dse_step1): Update.
15132 * c-decl.c (store_parm_decls): Update.
15133 * local-alloc.c (combine_regs): Update.
15134 (find_free_reg): Update.
15135 * function.c (assign_parms_augmented_arg_list): Update.
15136 (assign_parm_find_data_types): Update.
15137 (assign_parms): Update.
15138 (allocate_struct_function): Update.
15139 (expand_function_start): Update.
15140 (expand_function_end): Update.
15141 (get_arg_pointer_save_area): Update.
15142 (thread_prologue_and_epilogue_insns): Update.
15143 (rest_of_match_asm_constraints): Update.
15144 * stor-layout.c (variable_size): Update.
15145 * gcse.c (gcse_main): Update.
15146 (bypass_jumps): Update.
15147 * gimplify.c (gimplify_function_tree): Update.
15148 * calls.c (emit_call_1): Update.
15149 (expand_call): Update.
15150 * bt-load.c (compute_defs_uses_and_gen): Update.
15151 * except.c (sjlj_assign_call_site_values): Update.
15152 (sjlj_emit_function_enter): Update.
15153 (can_throw_external): Update.
15154 (set_nothrow_function_flags): Update.
15155 (expand_builtin_unwind_init): Update.
15156 (expand_eh_return): Update.
15157 (convert_to_eh_region_ranges): Update.
15158 (output_function_exception_table): Update.
15159 * emit-rtl.c (gen_tmp_stack_mem): Update.
15160 * cfgexpand.c (expand_used_vars): Update.
15161 (tree_expand_cfg): Update.
15162 * cfgcleanup.c (rest_of_handle_jump): Update.
15163 * explow.c (allocate_dynamic_stack_space): Update.
15164 * varasm.c (assemble_start_function): Update.
15165 (force_const_mem): Update.
15166 (mark_constant_pool): Update.
15167 * tree-optimize.c (tree_rest_of_compilation): Update.
15168 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
15169 * tree-cfg.c (notice_special_calls): Update.
15170 (is_ctrl_altering_stmt): Update.
15171 (tree_can_make_abnormal_goto): Update.
15172 (tree_purge_dead_abnormal_call_edges): Update.
15173 * config/alpha/predicates.md: Update.
15174 * config/alpha/alpha.c (alpha_sa_mask): Update.
15175 (alpha_sa_size): Update.
15176 (alpha_does_function_need_gp): Update.
15177 (alpha_expand_prologue): Update.
15178 (alpha_start_function): Update.
15179 (alpha_output_function_end_prologue): Update.
15180 (alpha_expand_epilogue): Update.
15181 * config/frv/frv.c (frv_stack_info): Update.
15182 (frv_expand_epilogue): Update.
15183 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
15184 (s390_register_info): Update.
15185 (s390_frame_info): Update.
15186 (s390_init_frame_layout): Update.
15187 (s390_can_eliminate): Update.
15188 (save_gprs): Update.
15189 * config/spu/spu.c (spu_split_immediate): Update.
15190 (need_to_save_reg): Update.
15191 (spu_expand_prologue): Update.
15192 (spu_expand_epilogue): Update.
15193 * config/sparc/sparc.md: Update.
15194 * config/sparc/sparc.c (eligible_for_return_delay): Update.
15195 (sparc_tls_got): Update.
15196 (legitimize_pic_address): Update.
15197 (sparc_emit_call_insn): Update.
15198 (sparc_expand_prologue): Update.
15199 (output_return): Update.
15200 (print_operand): Update.
15201 (sparc_function_ok_for_sibcall): Update.
15202 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
15203 * config/m32r/m32r.md: Update.
15204 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
15205 (m32r_compute_frame_size): Update.
15206 (m32r_expand_prologue): Update.
15207 (m32r_expand_epilogue): Update.
15208 (m32r_legitimize_pic_address): Update.
15209 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
15210 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15211 * config/i386/i386.c (ix86_frame_pointer_required): Update.
15212 (gen_push): Update.
15213 (ix86_save_reg): Update.
15214 (ix86_compute_frame_layout): Update.
15215 (ix86_expand_prologue): Update.
15216 (ix86_expand_epilogue): Update.
15217 * config/sh/sh.c (output_stack_adjust): Update.
15218 (calc_live_regs): Update.
15219 (sh5_schedule_saves): Update.
15220 (sh_expand_prologue): Update.
15221 (sh_expand_epilogue): Update.
15222 (sh_setup_incoming_varargs): Update.
15223 (sh_allocate_initial_value): Update.
15224 (sh_get_pr_initial_val): Update.
15225 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
15226 * config/sh/sh.md (label:): Update.
15227 * config/avr/avr.c (out_movhi_mr_r): Update.
15228 * config/crx/crx.h (enum): Update.
15229 * config/xtensa/xtensa.h (along): Update.
15230 * config/stormy16/stormy16.c Update.
15231 (xstormy16_compute_stack_layout): Update.
15232 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
15233 (fr30_expand_prologue): Update.
15234 * config/cris/cris.c (cris_conditional_register_usage): Update.
15235 (cris_reg_saved_in_regsave_area): Update.
15236 (cris_initial_frame_pointer_offset): Update.
15237 (cris_simple_epilogue): Update.
15238 (cris_expand_prologue): Update.
15239 (cris_expand_epilogue): Update.
15240 (cris_expand_pic_call_address): Update.
15241 (cris_asm_output_symbol_ref): Update.
15242 (cris_asm_output_label_ref): Update.
15243 * config/cris/cris.md Update.
15244 * config/iq2000/iq2000.c (compute_frame_size): Update.
15245 (iq2000_expand_epilogue): Update.
15246 * config/mt/mt.h (save_direction): Update.
15247 * config/mn10300/mn10300.c (mn10300_function_value): Update.
15248 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15249 (ia64_secondary_reload_class): Update.
15250 * config/m68k/m68k.c (m68k_save_reg): Update.
15251 (m68k_expand_prologue): Update.
15252 (m68k_expand_epilogue): Update.
15253 (legitimize_pic_address): Update.
15254 * config/rs6000/rs6000.c (rs6000_got_register): Update.
15255 (first_reg_to_save): Update.
15256 (first_altivec_reg_to_save): Update.
15257 (compute_vrsave_mask): Update.
15258 (compute_save_world_info): Update.
15259 (rs6000_stack_info): Update.
15260 (spe_func_has_64bit_regs_p): Update.
15261 (rs6000_ra_ever_killed): Update.
15262 (rs6000_emit_eh_reg_restore): Update.
15263 (rs6000_emit_allocate_stack): Update.
15264 (rs6000_emit_prologue): Update.
15265 (rs6000_emit_epilogue): Update.
15266 (rs6000_output_function_epilogue): Update.
15267 (output_profile_hook): Update.
15268 (rs6000_elf_declare_function_name): Update.
15269 * config/rs6000/rs6000.h (rs6000_args): Update.
15270 * config/rs6000/rs6000.md: Update.
15271 * config/mcore/mcore.c (mcore_expand_prolog): Update.
15272 * config/arc/arc.c (arc_output_function_epilogue): Update.
15273 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
15274 * config/darwin.c (machopic_function_base_name): Update.
15275 * config/score/score3.c (score3_compute_frame_size): Update.
15278 (score3_epilogue): Update.
15279 * config/score/score7.c (score7_compute_frame_size): Update.
15280 (score7_prologue): Update.
15281 (score7_epilogue): Update.
15282 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
15283 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15284 * config/arm/arm.c (use_return_insn): Update.
15285 (require_pic_register): Update.
15286 (arm_load_pic_register): Update.
15287 (arm_compute_save_reg0_reg12_mask): Update.
15288 (arm_compute_save_reg_mask): Update.
15289 (thumb1_compute_save_reg_mask): Update.
15290 (output_return_instruction): Update.
15291 (arm_output_function_prologue): Update.
15292 (arm_output_epilogue): Update.
15293 (arm_get_frame_offsets): Update.
15294 (arm_expand_prologue): Update.
15295 (thumb_pushpop): Update.
15296 (thumb_exit): Update.
15297 (thumb1_expand_prologue): Update.
15298 (thumb1_expand_epilogue): Update.
15299 (arm_unwind_emit): Update.
15300 (arm_output_fn_unwind): Update.
15301 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
15302 * config/arm/arm.md: Update.
15303 * config/pa/pa.md: Update.
15304 * config/pa/pa.c (legitimize_pic_address): Update.
15305 (compute_frame_size): Update.
15306 (hppa_expand_prologue): Update.
15307 (hppa_expand_epilogue): Update.
15308 (borx_reg_operand): Update.
15309 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15310 (HARD_REGNO_RENAME_OK): Update.
15311 * config/mips/mips.c (mips_global_pointer): Update.
15312 (mips_save_reg_p): Update.
15313 (mips_compute_frame_info): Update.
15314 (mips_frame_pointer_required): Update.
15315 (mips_expand_prologue): Update.
15316 (mips_expand_epilogue): Update.
15317 (mips_can_use_return_insn): Update.
15318 (mips_reorg_process_insns): Update.
15319 * config/v850/v850.c (compute_register_save_size): Update.
15320 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15321 * config/mmix/mmix.c (along): Update.
15322 (mmix_expand_epilogue): Update.
15323 * config/bfin/bfin.c (legitimize_pic_address): Update.
15324 (must_save_p): Update.
15325 (stack_frame_needed_p): Update.
15326 (add_to_reg): Update.
15327 (bfin_expand_prologue): Update.
15328 * stmt.c (expand_asm_operands): Update.
15329 * reload1.c (reload): Update.
15330 (init_elim_table): Update.
15332 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15334 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15336 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15338 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15339 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15340 (mov<mode>): Removed.
15341 (*movv4sf_internal): Likewise.
15342 (*movv2df_internal): Likewise.
15344 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15346 * config.gcc (crx-*-elf): Remove deprecation.
15348 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15350 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15351 __gcc_deregister_frame with atexit.
15352 (deregister_frame_dtor): Remove.
15354 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15355 Nathan Sidwell <nathan@codesourcery.com>
15357 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15359 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15360 (rs6000_isel): Likewise.
15361 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15362 (rs6000_isel): New variable.
15363 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15365 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15368 * c-common.c (handle_vector_size_attribute): Call
15369 lang_hooks.types.reconstruct_complex_type instead of
15370 reconstruct_complex_type.
15371 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15372 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15373 * langhooks.h (struct lang_hooks_for_types): Add
15374 reconstruct_complex_type hook.
15375 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15376 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15378 2008-04-24 Richard Guenther <rguenther@suse.de>
15380 * c-common.h (check_builtin_function_arguments): Declare.
15381 * c-common.c (validate_nargs): New function.
15382 (check_builtin_function_arguments): Likewise.
15383 * c-typeck.c (build_function_call): Call
15384 check_builtin_function_arguments.
15385 * builtins.c (fold_builtin_classify): Remove error reporting code.
15386 (fold_builtin_unordered_cmp): Likewise.
15387 (fold_builtin_1): Likewise.
15388 (fold_builtin_n): Likewise.
15390 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15392 PR tree-optimization/36008
15393 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15394 the original op1, rather than delta by step.
15396 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15397 Sebastian Pop <sebastian.pop@amd.com>
15399 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15400 eliminate_local_variables_stmt, eliminate_local_variables,
15401 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15402 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15403 of code delimited by two edges in the CFG.
15404 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15405 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15406 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15407 the case of parallelisation of reductions.
15408 (expr_invariant_in_region_p): New.
15410 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15411 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15413 2008-04-24 Ira Rosen <irar@il.ibm.com>
15414 Richard Guenther <rguenther@suse.de>
15416 PR tree-optimization/36034
15417 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15418 incapable of dealing with loads with gaps.
15420 2008-04-24 Rafael Espíndola <espindola@google.com>
15422 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15423 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15424 vrp_evaluate_conditional.
15425 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15426 (vrp_evaluate_conditional): Split the cond argument.
15427 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15428 (simplify_stmt_for_jump_threading): Update call to
15429 vrp_evaluate_conditional.
15431 2008-04-24 Ira Rosen <irar@il.ibm.com>
15433 PR tree-optimization/35982
15434 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15435 interleaved data-refs are of the same type.
15437 2008-04-24 Danny Smith <dannysmith@users.net>
15439 * c-format.c (check_format_info_main): Use strncmp rather than a
15440 magic prefix to handle multichar length specs.
15441 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15442 Don't prefix "I64" and "I32" with '\0'.
15444 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15447 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15448 in registers for -m32 only if stdarg_p (fntype).
15450 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15452 PR rtl-optimization/36006
15453 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15454 temp to op0 in order to avoid invalid rtx sharing.
15456 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15458 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15459 check TREE_INVARIANT.
15460 * tree-gimple.c (is_gimple_address): New.
15461 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15462 * tree-gimple.h (is_gimple_address): New.
15463 * tree.h (decl_address_invariant_p): New.
15464 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15465 (build_string): Likewise.
15466 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15467 (tree_invariant_p_1): Likewise.
15468 (save_expr): Use it.
15469 (tree_invariant_p): New.
15470 (skip_simple_arithmetic): Use it.
15471 (stabilize_reference_1): Use it.
15472 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15474 (build1_stat): Drop code to compute TREE_INVARIANT.
15475 (build2_stat): Drop code to compute TREE_INVARIANT.
15476 (build3_stat): Drop code to compute TREE_INVARIANT.
15477 (build4_stat): Drop code to compute TREE_INVARIANT.
15478 (build5_stat): Drop code to compute TREE_INVARIANT.
15479 (build7_stat): Drop code to compute TREE_INVARIANT.
15480 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15481 * tree.h (struct tree_base): Remove invariant_flag.
15482 (TREE_INVARIANT): Remove.
15483 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15484 (fold_builtin_expect): Check TREE_CONSTANT.
15485 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15486 * c-tree.h (c_expr_to_decl): Drop third parameter.
15487 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15488 (build_c_cast): Don't set TREE_INVARIANT.
15489 (pop_init_level): Don't set TREE_INVARIANT.
15490 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15491 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15493 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15494 (gimplify_addr_expr): Adjust comment.
15495 * tree-mudflap.c (mf_build_string):
15496 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15497 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15498 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15499 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15500 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15501 * langhooks.h (struct lang_hooks): Drop third parameter from
15504 2008-04-23 Richard Guenther <rguenther@suse.de>
15506 PR tree-optimization/27799
15507 PR tree-optimization/32921
15508 PR tree-optimization/32624
15509 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15510 SMTs aliases and the tag itself into the solution.
15511 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15512 merge the points-to solution back into the SMT aliases.
15513 (may_alias_p): Use alias_set_subset_of instead of
15514 aliases_conflict_p. A pointer which points to
15515 memory with alias set zero may access any variable.
15517 2008-04-23 Richard Guenther <rguenther@suse.de>
15519 * alias.c (alias_set_subset_of): Correctly handle asking
15520 if zero is a subset of an alias set with zero child.
15521 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15522 (compute_flow_insensitive_aliasing): Correctly walk all
15523 pointers. Do not unnecessarily union sets.
15525 2008-04-23 Richard Guenther <rguenther@suse.de>
15527 PR middle-end/36021
15528 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15530 2008-04-22 Tomas Bily <tbily@suse.cz>
15532 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15534 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15536 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15537 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15538 * tree-inline.c (estimate_num_insns_1): Likewise.
15539 * varasm.c (const_hash_1, compare_constant, copy_constant)
15540 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15541 * emit-rtl.c (component_ref_for_mem_expr)
15542 (set_mem_attributes_minus_bitpos): Likewise.
15543 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15544 (is_aligning_offset): Likewise.
15545 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15546 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15547 * dojump.c (do_jump): Likewise.
15548 * builtins.c (get_pointer_alignment, get_memory_rtx)
15549 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15550 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15552 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15554 PR rtl-optimization/36017
15555 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15556 expanding the library call.
15558 2008-04-22 Ian Lance Taylor <iant@google.com>
15560 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15561 than size_in_bytes.
15563 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15565 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15566 of LR/CTR moves for Power6.
15568 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15570 PR middle-end/36003
15571 * passes.c (init_optimization_passes): Remove
15572 pass_fast_rtl_byte_dce.
15574 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15577 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15578 builtin functions to generate faster code.
15579 (_mm_cvtpu16_ps): Ditto.
15580 (_mm_cvtpi32x2_ps): Ditto.
15582 2008-04-22 Nick Clifton <nickc@redhat.com>
15584 * common.opt (ftree-loop-distribution): Add Optimization
15587 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15588 (frv_expand_builtin_va_start): Likewise.
15590 * config/arm/arm.c (thumb_find_work_register): Fix location of
15591 argument register count.
15593 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15595 Support scheduling for ColdFire V1 and V3 microarchitecture.
15596 Improve scheduling of multiplication instructions.
15598 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15599 (mac): New instruction attribute.
15600 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15601 (m68k_sched_mac): New variable.
15602 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15603 Handle cfv1 and cfv3.
15604 (max_insn_size): New static variable.
15605 (struct _sched_ib): New type.
15606 (sched_ib): New static variable.
15607 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15608 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15609 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15611 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15612 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15613 new variables. Update.
15614 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15615 Add modeling of cfv3 instruction buffer. Update.
15616 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15617 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15618 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15619 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15620 a particular reservation applies to.
15621 (type2): Reorganize attribute values. Rename alu to alu_reg,
15622 alu_l to alu, move_l to omove. Join move to alu. Split mul
15623 to mul_l and mul_w.
15624 (cf_ib_*): Simplify description of instruction buffer.
15625 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15626 (cf_mem): Split into cf_mem1 and cf_mem2.
15627 (cf_v2_move_??): Rename to cfv12_alu_??.
15628 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15629 (cf_v2_mul_??): Remove reservations.
15630 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15631 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15632 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15634 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15635 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15636 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15637 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15638 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15639 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15640 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15641 expansions of the above reservations for instructions of sizes
15644 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15646 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15648 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15650 * coverage.c: Include tree-pass.h.
15651 (coverage_counter_alloc): Print da_file_name to the dump file.
15653 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15655 * sbitmap.c (sbitmap_range_empty_p): New function.
15656 * sbitmap.h (sbitmap_range_empty_p): New function.
15657 * bitmap.h: Now includes obstack.h.
15659 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15660 Kenneth Zadeck <zadeck@naturalbridge.com>
15662 * dbgcnt.def (ra_byte_scan): Added.
15663 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15664 when the last hit happens for a counter.
15665 * timevar.def (TV_DF_BYTE_LR): New variable.
15666 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15667 * passes.c (pass_fast_rtl_byte_dce): New pass.
15668 * fwprop.c (update_df): Added mode to call df_ref_create.
15669 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15670 DF_REF_EXTRACT_OFFSET.
15671 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15672 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15674 (df_ref_extract): Added mode field.
15675 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15676 DF_REF_EXTRACT_OFFSET.
15677 (DF_REF_EXTRACT_MODE): New macro.
15678 (df_byte_lr_bb_info): New structure.
15679 (df_print_byte_regset, df_compute_accessed_bytes,
15680 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15681 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15682 df_byte_lr_simulate_uses,
15683 df_byte_lr_simulate_artificial_refs_at_top,
15684 df_byte_lr_simulate_artificial_refs_at_end,
15685 df_compute_accessed_bytes): New function.
15686 (df_ref_create): Add parameter.
15687 (df_byte_lr_get_bb_info): New inline function.
15688 * df-scan.c (df_ref_record, df_uses_record,
15689 df_ref_create_structure): Added mode parameter.
15690 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15691 df_defs_record, df_uses_record, df_get_conditional_uses,
15692 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15693 df_entry_block_defs_collect, df_exit_block_uses_collect):
15694 Added mode parameter to calls to df_ref_record, df_uses_record,
15695 df_ref_create_structure.
15696 (df_ref_equal_p, df_ref_compare): Added test for modes.
15697 (df_ref_create_structure): Added code to set mode. Renamed
15698 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15699 DF_REF_EXTRACT_OFFSET.
15700 * df-core.c (df_print_byte_regset): New function.
15701 * df-byte-scan.c: New file.
15702 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15703 calls to BITMAP_FREE.
15704 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15705 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15706 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15707 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15708 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15709 df_byte_lr_local_compute, df_byte_lr_init,
15710 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15711 df_byte_lr_transfer_function, df_byte_lr_free,
15712 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15713 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15714 df_byte_lr_simulate_uses,
15715 df_byte_lr_simulate_artificial_refs_at_top,
15716 df_byte_lr_simulate_artificial_refs_at_end): New function.
15717 * dce.c (byte_dce_process_block): New function.
15718 (dce_process_block): au is now passed in rather than computed
15719 locally. Changed loops that look at artificial defs to not look
15720 for conditional or partial ones, because there never are any.
15721 (fast_dce): Now is able to drive byte_dce_process_block or
15722 dce_process_block depending on the kind of dce being done.
15723 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15724 (rest_of_handle_fast_byte_dce): New function.
15725 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15726 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15728 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15731 * gcc.h: Added fortran options that take arguments to
15732 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15735 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15737 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15738 scalarization if on the LHS and not a full access.
15740 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15742 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15744 2008-04-18 Rafael Espíndola <espindola@google.com>
15746 * tree-vrp.c (find_case_label_index): Fix the binary search.
15747 (find_case_label_range): New.
15748 (vrp_visit_switch_stmt): Use find_case_label_range.
15749 (simplify_switch_using_ranges): Use find_case_label_range.
15751 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15753 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15754 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15756 2008-04-18 Tom Tromey <tromey@redhat.com>
15759 * doc/cpp.texi (Implementation-defined behavior): Mention
15762 2008-04-18 Ian Lance Taylor <iant@google.com>
15764 * fold-const.c (pointer_may_wrap_p): New static function.
15765 (fold_comparison): Add another test for pointer overflow. Use
15766 pointer_may_wrap_p to disable some false positives.
15768 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15770 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15771 (fname_as_string): Match updated cpp_interpret_string prototype.
15772 (fix_string_type): Support char16_t* and char32_t*.
15773 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15774 derivative) nodes. Register as builtin if C++0x.
15775 (c_parse_error): Support CPP_CHAR{16,32}.
15776 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15777 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15778 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15779 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15780 CTI_CHAR32_ARRAY_TYPE>: New elements.
15781 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15782 char32_type_node, signed_char32_type_node, char16_array_type_node,
15783 char32_array_type_node): New defines.
15784 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15785 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15786 (lex_string): Support CPP_STRING{16,32}, match updated
15787 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15788 (lex_charconst): Support CPP_CHAR{16,32}.
15789 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15790 and CPP_STRING{16,32}.
15792 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15795 * aclocal.m4: Regenerate.
15796 * configure: Regenerate.
15798 2008-04-18 Jan Hubicka <jh@suse.cz>
15800 * except.c (dw2_size_of_call_site_table,
15801 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15803 * cgraphbuild.c (build_cgraph_edges): Update.
15804 * tree-pass.h: Update comment.
15805 * final.c (leaf_function_p): Update.
15806 (leaf_renumber_regs): Update.
15807 (rest_of_clean_state): Update.
15808 * omp-low.c (expand_omp_parallel): Update.
15809 * ipa-reference.c (analyze_function): Update.
15810 * reorg.c (find_end_label): Update.
15811 (optimize_skip): Update.
15812 (fill_simple_delay_slots): Update.
15813 (fill_simple_delay_slots): Update.
15814 (make_return_insns): Update.
15815 (dbr_schedule): Update.
15816 * gimple-low.c (record_vars_into): Update.
15817 * cfgbuild.c (make_edges): Update.
15818 * function.c (assign_stack_local): Update.
15819 (assign_parm_adjust_stack_rtl): Update.
15820 (locate_and_pad_parm): Update.
15821 (allocate_struct_function): Do not initialize stack_alignment_needed
15822 and preferred_stack_boundary here.
15823 (stack_protect_prologue): Update.
15824 (stack_protect_epilogue): Update.
15825 (expand_function_start): Initialize stack_alignment_needed,
15826 preferred_stack_boundary and max_jumptable_ents.
15827 (expand_function_end): Update.
15828 (free_after_compilation): Do not NULLify epilogue_delay_list.
15829 * function.h (struct rtl_data): Add stack_protect_guard,
15830 stack_alignment_needed,
15831 preferred_stack_boundary, epilogue_delay_list.
15832 (struct function): Remove value_histograms, stack_alignment_needed,
15833 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15835 unexpanded_var_list, stack_protect_guard.
15836 (current_function_epilogue_delay_list): Remove.
15837 * ipa-type-escape.c (analyze_function): Update.
15838 * gimplify.c (pop_gimplify_context): Update comment.
15839 * calls.c (expand_call): Update.
15840 (emit_library_call_value_1): Update.
15841 * except.c (set_nothrow_function_flags): Update.
15842 * cfgexpand.c (get_decl_align_unit): Update.
15843 (create_stack_guard): Update.
15844 (estimated_stack_frame_size): Update.
15845 (expand_used_vars): Update.
15846 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15847 * explow.c (allocate_dynamic_stack_space): Update.
15848 * tree-ssa-live.c (remove_unused_locals): Update.
15849 * varasm.c (mark_constant_pool): Update.
15850 * tree-inline.c (remap_decls): Update.
15851 (initialize_cfun): Update.
15852 (declare_return_variable): Update.
15853 (inline_forbidden_p): Update.
15854 (expand_call_inline): Update.
15855 (declare_inline_vars): Update.
15856 (tree_function_versioning): Update.
15857 * tree-flow.h (value_histograms): New.
15858 (VALUE_HISTOGRAMS): New macro.
15859 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15861 * tree-cfg.c (set_bb_for_stmt): Update.
15862 (replace_by_duplicate_decl): Update.
15863 (move_block_to_fn): Update.
15864 (new_label_mapper): Update.
15865 (dump_function_to_file): Update.
15866 * ipa-struct-reorg.c (build_data_structure): Update.
15867 * cfgrtl.c (print_rtl_with_bb): Update.
15868 * reload1.c (reload): Update.
15870 * config/i386/i386.c (setup_incoming_varargs_64,
15871 ix86_compute_frame_layout): Update.
15872 * config/arc/arc.c (arc_output_function_epilogue): Update.
15874 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15876 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15877 for FreeBSD as well.
15878 * gthr-posix95.h: Likewise.
15880 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15882 PR rtl-optimization/35838
15883 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15884 out the byte offset of the first subreg.
15886 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15888 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15889 to split_ti instead of three separate calls with single member arrays.
15890 (subti3 splitter): Ditto.
15891 (adddi3 splitter): Ditto with split_di.
15892 (subdi3 splitter): Ditto.
15893 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15894 two separate calls with single member arrays. Swap match_dup
15895 operands 1 and 2 to better fit into the array.
15896 (negdi2 splitter): Ditto with split_di.
15897 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15898 two separate calls with single member arrays. Swap match_dup operands
15899 6 and 7 to better fit into the array.
15901 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15903 * config/i386/i386.c (sse_builtin_type): New.
15904 (bdesc_sse_args): Likewise.
15905 (bdesc_sse_3arg): Removed.
15906 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15907 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15908 IX86_BUILTIN_ROUNDPS.
15909 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15910 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15911 IX86_BUILTIN_ROUNDPS.
15912 (ix86_expand_sse_4_operands_builtin): Removed.
15913 (ix86_expand_sse_operands_builtin): New.
15914 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15915 and CODE_FOR_sse4_1_roundps.
15916 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15917 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15919 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15922 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15923 regs before frame pop when needed. If use_backchain_to_restore_sp
15924 then load backchain into a temp reg to restore vr and vrsave. Add
15925 code to restore vr after frame pop if possible.
15927 2008-04-17 Richard Guenther <rguenther@suse.de>
15929 * tree-vn.c (expressions_equal_p): Do not check type
15930 equality or compatibility before calling operand_equal_p.
15931 * fold-const.c (operand_equal_p): Check equivalence of
15932 integer constants before bailing out due to signedness or
15933 precision differences.
15934 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15935 spurious differences in type qualification. Ignore types
15936 for COMPONENT_REFs at all.
15938 2008-04-17 Christian Bruel <christian.bruel@st.com>
15940 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15941 msw_skip comparison.
15943 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15946 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15949 PR tree-optimization/35899
15950 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15951 rather than TREE_OPERAND.
15953 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15956 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15957 temporary registers. Change operand predicate to general_operand.
15958 (remainderxf3): Ditto.
15960 2008-04-16 Richard Guenther <rguenther@suse.de>
15962 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15963 * tree-affine.c (aff_combination_expand): Look through some
15966 2008-04-15 Doug Kwan <dougkwan@google.com>
15968 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15970 * tree-pretty-print.c (dump_generic_node): Ditto.
15971 * final.c (output_addr_const): Ditto.
15972 * dwarf2out.c (output_cfi): Ditto.
15973 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15974 * print-rtl.c (print_rtx): Ditto.
15975 * print-tree.c (print_node_brief, print_node): Ditto.
15976 * c-common.c (match_case_to_enum_1): Ditto.
15977 * sched-vis.c (print_value): Ditto.
15978 * config/i386/i386.c (print_operand): Cast to long unsigned int
15981 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15982 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15983 MS Windows VirtualProtect function.
15985 2008-04-15 Jan Hubicka <jh@suse.cz>
15987 * gengtype.c (write_root): Param_is argument is OK.
15988 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15989 * function.h: Include varray.h
15990 (rtl_eh): New stucture based on except.c one.
15991 (call_site_record): New forward declaration and vector type.
15992 * calls.c (emit_call_1): Do not call
15993 note_current_region_may_contain_throw.
15994 * except.c (eh_status): Remove cur_region, try_region since they are
15996 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15997 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15998 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15999 Remove call_site_data_used, call_site_data_size.
16000 Turn call_site_record into vector in function.h.
16001 (note_current_region_may_contain_throw): Remove.
16002 (get_exception_pointer, get_exception_filter): Do not take struct
16003 function argument; update.
16004 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
16005 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
16006 build_post_landing_pads, dw2_build_landing_pads,
16007 sjlj_assign_call_site_values, sjlj_mark_call_sites,
16008 sjlj_emit_function_enter, sjlj_emit_function_enter,
16009 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
16010 sjlj_build_landing_pads, finish_eh_generation,
16011 remove_exception_handler_label, remove_eh_handler,
16012 maybe_remove_eh_handler, add_reachable_handler,
16013 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
16014 add_action_record, collect_one_action_chain, add_call_site,
16015 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
16016 sjlj_output_call_site_table, output_function_exception_table,
16017 * except.h (note_current_region_may_contain_throw): Remove
16018 (get_exception_pointer, get_exception_filter): Do not take struct
16020 * Makefile.in (GTFILES): Put varargs before struct function.
16022 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16024 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
16025 punt for STRING_CST.
16026 (get_constraint_for): Deal with STRING_CST here instead.
16028 2008-04-15 Richard Guenther <rguenther@suse.de>
16030 * tree-ssa-propagate.c (substitute_and_fold): Substitute
16031 statements in a basic-block with a backward walk. Do not
16032 substitute into dead statements but instead remove those.
16034 2008-04-15 Richard Guenther <rguenther@suse.de>
16036 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
16037 to zero, thus disable creation of SFTs.
16039 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16041 * tree-predcom.c (suitable_reference_p): Return false if the
16042 reference can throw.
16044 2008-04-15 Jakub Jelinek <jakub@redhat.com>
16047 * c-decl.c (finish_decl): If extern or static var has variable
16048 size, set TREE_TYPE (decl) to error_mark_node.
16050 2008-04-15 Rafael Espíndola <espindola@google.com>
16052 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
16055 2008-04-15 Richard Guenther <rguenther@suse.de>
16057 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
16058 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
16059 (visit_reference_op_load): Do walk vuse-vdef chains on
16060 vn_reference_lookup.
16061 (visit_reference_op_store): But do not here.
16062 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
16063 vn_reference_lookup.
16064 (vn_lookup_with_vuses): But do so here.
16066 2008-04-14 Ian Lance Taylor <iant@google.com>
16068 * fold-const.c (fold_overflow_warning): Remove assertion.
16070 2008-04-15 Ben Elliston <bje@au.ibm.com>
16072 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
16073 temp1 local variables.
16075 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
16078 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
16079 ".text.unlikely" section as executable.
16081 2008-04-14 James E. Wilson <wilson@tuliptree.org>
16083 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16084 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
16085 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
16086 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
16087 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
16088 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
16089 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
16091 2008-04-14 Ian Lance Taylor <iant@google.com>
16093 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
16094 * fold-const.c (fold_comparison): If appropriate, test
16095 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
16096 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
16097 reassociating a pointer type.
16098 * doc/invoke.texi (Optimize Options): Document that
16099 -fstrict-overflow applies to pointer wraparound.
16101 2008-04-13 Jan Hubicka <jh@suse.cz>
16103 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
16105 2008-04-12 Andrew Pinski <pinskia@gmail.com>
16107 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
16108 we are going to "save the world".
16110 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
16112 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
16113 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
16114 operand 0 constraint, not "=".
16116 2008-04-11 James E. Wilson <wilson@tuliptree.org>
16118 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
16120 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16122 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
16123 of size of positions_needed * CHAR_BIT.
16125 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16127 PR middle-end/35897
16128 * dse.c (store_info): Change positions_needed to unsigned
16130 (lowpart_bitmask): New.
16131 (record_store): Cast to unsigned HOST_WIDE_INT for
16132 positions_needed. Assert width <= size of positions_needed *
16133 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
16134 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
16135 lowpart_bitmask to set mask.
16137 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16139 * config/bfin/constraints.md: New file.
16140 * config/bfin/bfin.md: Include it.
16141 (adddi3): Use satisfies_constraint functions instead of the old macros.
16142 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
16143 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
16144 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
16145 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
16146 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
16147 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
16148 EXTRA_CONSTRAINT): Delete.
16149 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
16150 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
16152 * config/bfin/bfin.c: Include "tm-constrs.h".
16153 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
16154 Use satisfies_constraint functions instead of the old macros.
16155 * doc/md.texi (Blackfin Constraints): Update file name reference.
16157 2008-04-11 Richard Guenther <rguenther@suse.de>
16159 PR tree-optimization/35869
16160 * tree-vrp.c (execute_vrp): Move switch statement update after
16161 jump threading. Schedule another cfg cleanup run.
16163 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
16166 * attribs.c (decl_attributes): Return early on errorneous node.
16168 2008-04-10 Oleg Ryjkov <olegr@google.com>
16170 * tree.h (struct tree_base): Added a new flag default_def_flag.
16171 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
16173 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
16175 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
16177 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16180 * pa.md: Define mode iterator P. Define mode attribute dwc.
16181 (dcacheflush): Update pattern to use iterator P and attribute dwc.
16182 (icacheflush): Likewise.
16183 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
16184 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
16186 2008-04-11 Ben Elliston <bje@au.ibm.com>
16188 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
16190 2008-04-10 Rafael Espíndola <espindola@google.com>
16192 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
16193 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
16194 (extract_range_from_expr): The same.
16196 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16198 * config/mips/mips.md (GPR2): New mode iterator.
16199 (seq): Add comment.
16200 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
16201 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
16202 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
16203 Rewrite these to take two modes, the mode of comparison and the
16204 mode of the destination.
16205 * config/mips/mips.c (mips_expand_scc): Instead of having
16206 paradoxical subreg as destination, expand "narrowing" scc if mode
16207 of comparison is SI and target is requested in DI mode.
16208 (mips_emit_int_order_test): Update comment. Make mode of
16209 comparison match CMP0 rather than TARGET. When creating inverse
16210 target use mode of TARGET.
16212 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16214 * gcov-dump.c (tag_summary): Only print summaries for the first
16215 GCOV_COUNTERS_SUMMABLE counters.
16217 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
16219 * config/i386/i386.md (absneg): New code iterator.
16220 (absnegprefix): New code attribute.
16221 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
16222 patterns using absneg code iterator.
16223 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
16224 using absneg code iterator.
16225 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
16226 *neg<mode>2 patterns using absneg code iterator.
16227 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16228 *negextendsfdf2 patterns using absneg code iterator.
16229 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
16230 *negextendsfxf2 patterns using absneg code iterator.
16231 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16232 *negextendsfdf2 patterns using absneg code iterator.
16233 * config/i386/sse.md (<code><mode>2): Macroize expander from
16234 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
16236 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
16238 * config/s390/s390.h: Remove the remains of the recent search
16239 & replace action of current_function_outgoing_args_size.
16241 2008-04-10 Ira Rosen <irar@il.ibm.com>
16243 PR tree-optimization/35821
16244 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
16245 NEW_STMT_LIST is not NULL.
16247 2008-04-09 David Edelsohn <edelsohn@gnu.org>
16250 * toplev.c (process_options): Remove -ffunction-sections debugging
16253 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
16255 PR middle-end/PR28690
16256 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
16257 than gen_rtx_fmt_ee to perform more canonicalizations.
16259 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16262 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
16264 2008-04-09 Richard Guenther <rguenther@suse.de>
16266 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
16267 (dump_function_to_file): Dump function arguments with types.
16269 2008-04-08 Richard Guenther <rguenther@suse.de>
16271 * fold-const.c (fold_widened_comparison): Do not allow
16272 sign-changes that change the result.
16274 2008-04-08 Janis Johnson <janis187@us.ibm.com>
16277 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
16278 kinds of indirect references.
16280 2008-04-08 David Edelsohn <edelsohn@gnu.org>
16282 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
16283 GNU Fortran language string.
16285 2008-04-08 Rafael Espíndola <espindola@google.com>
16287 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
16288 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16289 * tree.h (tree_call_nonnegative_warnv_p): New.
16291 2008-04-08 Jan Hubicka <jh@suse.cz>
16293 * function.c (free_after_compilation): Clear out regno_reg_rtx
16296 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
16299 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16301 PR middle-end/PR28690
16302 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
16303 same precedence as REG_POINTER and MEM_POINTER operands.
16305 2008-04-08 Richard Guenther <rguenther@suse.de>
16307 PR middle-end/35834
16308 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16309 for adding index to base.
16311 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16313 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16314 (MINGW_ENABLE_EXECUTE_STACK): New.
16315 (IN_LIBGCC2): For libgcc include windows.h file for
16316 function declarations.
16318 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16320 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16321 and tem2 if tem1 is not a REG or MULT.
16323 2008-04-08 Jan Hubicka <jh@suse.cz>
16325 * function.h (incomming_args): Break out of struct function.
16326 (function_subsections): Break out of struct function.
16327 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16328 return_rtx and hard_reg_initial_vals from struct function.
16329 Kill inl_max_label_num.
16330 (current_function_pops_args, current_function_args_info,
16331 current_function_args_size, current_function_args_size,
16332 current_function_pretend_args_size,
16333 current_function_outgoing_args_size,
16334 current_function_internal_arg_pointer, current_function_return_rtx):
16335 Kill compatibility accestor macros.
16336 * builtins.c (expand_builtin_apply_args_1): Update.
16337 (expand_builtin_next_arg): Update.
16338 * df-scan.c (df_get_call_refs): Update.
16339 * dbxout.c (dbxout_function_end): Update.
16340 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16341 (output_line_info): Update.
16342 (secname_for_decl): Update.
16343 (dwarf2out_var_location): Update.
16344 * function.c (free_after_compilation): Update.
16345 (assign_parm_find_stack_rtl): Update.
16346 (assign_parms): Update.
16347 (expand_dummy_function_end): Update.
16348 (expand_function_end): Update.
16349 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16350 (expand_call): Update.
16351 (emit_library_call_value_1): Update.
16352 (store_one_arg): Update.
16353 * varasm.c (initialize_cold_section_name): Update.
16354 (unlikely_text_section): Update.
16355 (unlikely_text_section_p): Update.
16356 (assemble_start_function): Update.
16357 (assemble_end_function): Update.
16358 (default_section_type_flags): Update.
16359 (switch_to_section): Update.
16360 * integrate.c (set_decl_abstract_flags): Update.
16361 (get_hard_reg_initial_val): Update.
16362 (has_hard_reg_initial_val): Update.
16363 (allocate_initial_values): Update.
16364 * resource.c (init_resource_info): Update.
16365 * config/alpha/alpha.c (NUM_ARGS): Update.
16366 (direct_return): Update.
16367 (alpha_va_start): Update.
16368 (alpha_sa_size): Update.
16369 (alpha_initial_elimination_offset): Update.
16370 (alpha_expand_prologue): Update.
16371 (alpha_start_function): Update.
16372 (alpha_expand_epilogue): Update.
16373 (unicosmk_initial_elimination_offset):
16374 * config/alpha/alpha.md (call expander): Update.
16375 * config/s390/s390.c (s390_register_info): Update.
16376 (s390_register_info): Update.
16377 (s390_frame_info): Update.
16378 (s390_initial_elimination_offset): Update.
16379 (s390_build_builtin_va_list): Update.
16380 (s390_va_start): Update.
16381 * config/spu/spu.c (direct_return): Update.
16382 (spu_expand_prologue): Update.
16383 (spu_initial_elimination_offset): Update.
16384 (spu_build_builtin_va_list): Update.
16385 (spu_va_start): Update.
16386 * config/sparc/sparc.c (sparc_init_modes): Update.
16387 (sparc_compute_frame_size): Update.
16388 (function_value): Update.
16389 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16390 * config/i386/i386.md (return expander): Update.
16391 * config/i386/i386.c (ix86_va_start): Update.
16392 (ix86_can_use_return_insn_p): Update.
16393 (ix86_compute_frame_layout): Update.
16394 (ix86_expand_epilogue): Update.
16395 * config/sh/sh.c (output_stack_adjust): Update.
16396 (calc_live_regs): Update.
16397 (sh_expand_prologue): Update.
16398 (sh_builtin_saveregs): Update.
16399 (sh_va_start): Update.
16400 (initial_elimination_offset): Update.
16401 (sh_allocate_initial_value): Update.
16402 (sh_function_ok_for_sibcall): Update.
16403 (sh_get_pr_initial_val): Update.
16404 * config/sh/sh.md (return expander): Update.
16405 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16406 * config/crx/crx.c (crx_compute_frame): UPdate.
16407 (crx_initial_elimination_offset): UPdate.
16408 * config/xtensa/xtensa.c (compute_frame_size): Update
16409 (xtensa_builtin_saveregs): Update.
16410 (xtensa_va_start): Update.
16411 (order_regs_for_local_alloc): Update.
16412 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16413 (xstormy16_expand_builtin_va_start): Update.
16414 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16415 * config/m68hc11/m68hc11.md (return expanders): Update.
16416 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16417 (expand_epilogue): Update.
16418 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16419 (cris_simple_epilogue): Update.
16420 (cris_expand_prologue): Update.
16421 (cris_expand_epilogue): Update.
16422 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16423 (compute_frame_size): Update.
16424 * config/mt/mt.c (mt_compute_frame_size): Update.
16425 * config/mn10300/mn10300.c (expand_prologue): Update.
16426 (expand_epilogue): Update.
16427 (initial_offset): Update.
16428 (mn10300_builtin_saveregs):
16429 * config/mn10300/mn10300.md (return expander): Update.
16430 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16431 (ia64_initial_elimination_offset): Update.
16432 (ia64_initial_elimination_offset): Update.
16433 (ia64_expand_prologue): Update.
16434 * config/m68k/m68k.md (return expander): Update.
16435 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16436 (rs6000_stack_info): Update.
16437 * config/mcore/mcore.c (layout_mcore_frame): Update.
16438 (mcore_expand_prolog): Update.
16439 * config/arc/arc.c (arc_compute_frame_size): Update.
16440 * config/score/score3.c (score3_compute_frame_size): Update.
16441 * config/score/score7.c (score7_compute_frame_size): Update.
16442 * config/arm/arm.c (use_return_insn): Update.
16443 (thumb_find_work_register): Update.
16444 (arm_compute_save_reg_mask): Update.
16445 (arm_output_function_prologue): Update.
16446 (arm_output_epilogue): Update.
16447 (arm_size_return_regs): Update.
16448 (arm_get_frame_offsets): Update.
16449 (arm_expand_prologue): Update.
16450 (thumb_exit): Update.
16451 (thumb_unexpanded_epilogue): Update.
16452 (thumb1_output_function_prologue): Update.
16453 * config/pa/pa.md (return expander): Update.
16454 * config/pa/pa.c (compute_frame_size): Update.
16455 (hppa_builtin_saveregs): Update.
16456 * config/mips/mips.c (mips_va_start): Update.
16457 (mips16_build_function_stub): Update.
16458 (mips_compute_frame_info): Update.
16459 (mips_restore_gp): Update.
16460 (mips_output_function_prologue): Update.
16461 (mips_expand_prologue): Update.
16462 * config/v850/v850.c (compute_frame_size): Update.
16463 (expand_prologue): * config/mmix/mmix.c (along): update.
16464 (mmix_initial_elimination_offset): update.
16465 (mmix_reorg): update.
16466 (mmix_use_simple_return): update.
16467 (mmix_expand_prologue): update.
16468 (mmix_expand_epilogue): Update.
16469 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16470 (emit_link_insn): Update.
16472 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16474 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16475 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16477 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16480 2008-04-07 Jan Hubicka <jh@suse.cz>
16482 * function.h (rtl): Rename to x_rtl.
16483 (crtl): New define.
16484 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16485 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16486 used_temp_slots avail_temp_slots, temp_slot_level,
16487 nonlocal_goto_handler_labels): Update accesstors.
16488 (rtl): New global variable.
16489 (struct function): Move some fileds to rtl_data.
16490 (get_arg_pointer_save_area): Update prototype.
16491 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16492 get_arg_pointer_save_area.
16493 * expr.c (init_expr): Update
16494 * function.c (get_frame_size): Update
16495 (assign_stack_local): Update
16496 (expand_function_end): Update.
16497 (get_art_pointer_save_area): Update
16499 * emit-rtl.c (rtl): Declare.
16500 (regno_reg_rtx): Declare.
16501 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16503 (gen_reg_rtx): Update.
16504 * varasm.c (n_deferred_constatns): Update accestor.
16505 (init_varasm_status): Do not allocate varasm_status.
16506 (force_const_mem, get_pool_size, output_constant_pool): Update.
16507 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16508 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16509 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16510 * sparc/sparc.h (INIT_EXPANDERS): Update.
16511 * ia64/ia64.h (INIT_EXPANDERS): Update.
16513 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16515 * reload.c (push_secondary_reload): Add missing break to for loop.
16517 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16519 PR middle-end/PR28690
16520 * rtlanal.c: Update copyright years.
16521 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16522 as REG_POINTER and MEM_POINTER operands.
16523 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16524 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16525 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16526 * gcse.c: Update copyright years.
16527 (pre_delete): Call gen_reg_rtx_and_attrs.
16528 (hoist_code): Likewise.
16529 (build_store_vectors): Likewise.
16530 (delete_store): Likewise.
16531 * loop-invariant.c (move_invariant_reg): Likewise.
16532 Update copyright years.
16534 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16536 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16537 control string instead of quoted.
16539 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16541 * doc/rtl.texi: Rewrite of subreg section.
16543 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16546 * config/i386/i386.c (legitimize_pic_address): Add treating
16547 of dllimport SYM_REF's.
16548 (legitimize_dllimport_symbol): Add prototype.
16550 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16552 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16553 reference in constructor with non self-referential type.
16555 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16557 Removal of Return with Depressed Stack Pointer support
16558 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16559 (ECF_SP_DEPRESSED): Likewise.
16560 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16561 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16562 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16563 (expand_call): Do not test ECF_SP_DEPRESSED.
16564 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16565 * function.c (keep_stack_depressed): Delete.
16566 (handle_epilogue_set): Likewise.
16567 (update_epilogue_consts): Likewise.
16568 (emit_equiv_load): Likewise.
16569 (thread_prologue_and_epilogue_insns): Remove support for Return with
16570 Depressed Stack Pointer.
16571 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16573 2008-04-06 Richard Guenther <rguenther@suse.de>
16575 PR tree-optimization/35400
16576 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16577 information from SSA_NAMEs.
16579 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16581 * config/avr/avr.h (avr_mega_p): Remove declaration.
16582 (AVR_MEGA): Remove macro.
16583 * config/avr/avr.c (avr_mega_p): Remove variable.
16584 (avr_override_options): Remove inicializion of avr_mega_p.
16585 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16586 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16587 (avr_jump_mode): (Ditto.).
16588 (avr_output_progmem_section_asm_op): (Ditto.).
16589 (avr_asm_init_sections): (Ditto.).
16590 (avr_asm_init_sections): (Ditto.).
16591 (avr_rtx_costs): (Ditto.).
16592 * config/avr/avr.md: (Ditto.).
16593 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16596 2008-04-06 Richard Guenther <rguenther@suse.de>
16598 PR tree-optimization/35842
16599 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16600 is_gimple_invariant_address.
16602 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16604 * gcc.c (default_compilers): Sync Fortran extensions list with
16605 that in fortran/lang-specs.h.
16606 * doc/invoke.texi: Likewise.
16607 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16608 * dwarf2out.c (gen_compile_unit_die): Likewise.
16610 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16612 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16614 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16617 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16618 attribute is used for nested functions.
16620 2008-04-05 Jan Hubicka <jh@suse.cz>
16622 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16624 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16626 (dump_files): Update.
16627 (enable_rtl_dump_file): Do not accept letter argument.
16628 * tree-pass.h (dump_file_info): Remove letter argument.
16629 * toplev.c (decode_d_option): Update -da handling.
16630 * toplev.h (enable_rtl_dump_file): Update prototype.
16631 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16632 it out based on pass type.
16633 (register_dump_files_1): Likewise.
16634 (init_optimization_passes): Update register_one_dump_file calls.
16635 (execute_one_pass): Sanity check that IPA passes are called at IPA
16636 level and RTL passes at RTL level.
16637 (execute_pass_list): IPA pass can not be after or subpass of
16639 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16640 disallov RTL subpasses of IPA subpasses.
16642 2008-04-05 Ben Elliston <bje@au.ibm.com>
16644 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16645 builtins that return exactly once and do not throw. Cache call to
16648 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16650 PR rtl-optimization/34916
16651 PR middle-end/35519
16652 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16653 between instruction pairs.
16655 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16657 * doc/invoke.texi: Document -mbitops for SH.
16658 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16659 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16660 * config/sh/sh.c (print_operand): Add %t operand code.
16661 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16662 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16663 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16664 (extendqihi2): Likewise.
16665 (movqi_i): Likewise.
16666 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16667 (extv): Use bld instruction for SH2A if possible.
16669 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16670 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16671 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16672 (bset.b, bclr.b): Define peepholes.
16673 * config/sh/sh.opt (mbitops): New option.
16675 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16678 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16679 and view convert expression.
16681 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16684 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16686 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16688 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16690 * config/i386/cpuid.h (bit_AES): New.
16691 (bit_PCLMUL): Likewise.
16693 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16694 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16695 SSE2 if AES or PCLMUL is enabled.
16696 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16697 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16698 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16699 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16700 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16701 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16702 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16703 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16704 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16705 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16706 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16707 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16708 __builtin_ia32_aeskeygenassist128 and
16709 __builtin_ia32_pclmulqdq128.
16710 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16711 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16712 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16714 * config/i386/i386.h (TARGET_AES): New.
16715 (TARGET_PCLMUL): Likewise.
16716 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16718 * config/i386/i386.md (UNSPEC_AESENC): New.
16719 (UNSPEC_AESENCLAST): Likewise.
16720 (UNSPEC_AESDEC): Likewise.
16721 (UNSPEC_AESDECLAST): Likewise.
16722 (UNSPEC_AESIMC): Likewise.
16723 (UNSPEC_AESKEYGENASSIST): Likewise.
16724 (UNSPEC_PCLMUL): Likewise.
16726 * config/i386/i386.opt (maes): New.
16727 (mpclmul): Likewise.
16729 * config/i386/sse.md (aesenc): New pattern.
16730 (aesenclast): Likewise.
16731 (aesdec): Likewise.
16732 (aesdeclast): Likewise.
16733 (aesimc): Likewise.
16734 (aeskeygenassist): Likewise.
16735 (pclmulqdq): Likewise.
16737 * config/i386/wmmintrin.h: New.
16739 * doc/extend.texi: Document AES and PCLMUL built-in function.
16741 * doc/invoke.texi: Document -maes and -mpclmul.
16743 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16745 * function.c (free_after_parsing): Replace with
16746 cxx_push_function_context from C++ front-end.
16747 (allocate_struct_function): Don't call langhook.
16748 * langhooks.h (struct lang_hooks_for_functions): Delete.
16749 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16751 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16752 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16753 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16754 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16755 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16756 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16757 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16759 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16760 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16762 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16765 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16768 2008-04-04 Richard Guenther <rguenther@suse.de>
16770 PR middle-end/35823
16771 * fold-const.c (optimize_minmax_comparison): Use the correct
16772 type for the constant in the simplified comparison.
16774 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16776 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16777 Pass L2 size as "--param l2-cache-size" to the compiler.
16778 (decode_l2_cache): New function to decode L2 cache parameters using
16779 0x8000006 extended cpuid function.
16780 (detect_caches_amd): Determine parameters of L2 cache using
16781 decode_l2_caches function.
16782 (decode_caches_intel): Decode L2 cache parameters.
16783 (detect_caches_intel): Determine L2 cache parameters using
16784 decode_caches_intel and decode_l2_caches functions.
16786 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16788 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16789 secondary input reload for subword loads from the constant pool.
16791 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16794 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16795 constants of the appropriate size for runtime calculations.
16798 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16799 decimal-float literal constant zero.
16801 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16804 * c-parser.c (c_parser_omp_atomic): Call
16805 default_function_array_conversion on the RHS.
16807 PR middle-end/35818
16808 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16809 call is_variable_sized if decl has incomplete type.
16811 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16813 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16815 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16817 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16819 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16820 (sgt<u>): Merge sgt and sgtu into new expander.
16821 (sgt, sgtu): Remove expanders.
16822 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16823 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16824 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16825 *sgtu_<mode>_mips16 into new pattern.
16826 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16827 (sge<u>): Merge sge and sgeu into new expander.
16828 (sge, sgeu): Remove expanders.
16829 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16831 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16832 (slt<u>): Merge slt and sltu into new expander.
16833 (slt, sltu): Remove expanders.
16834 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16835 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16836 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16837 *sltu_<mode>_mips16 into new pattern.
16838 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16839 (sle<u>): Merge sle and sleu into new expander.
16840 (sle, sleu): Remove expanders.
16841 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16842 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16843 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16844 *sleu_<mode>_mips16 into new pattern.
16845 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16847 2008-04-03 Jan Hubicka <jh@suse.cz>
16849 PR tree-optimization/35795
16850 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16851 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16852 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16853 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16854 * score/score3.c (score3_output_mi_thunk): Likewise.
16855 * score/score7.c (score7_output_mi_thunk): Likewise.
16856 * mips/mips.c (mips_output_mi_thunk): Likewise.
16858 2008-04-03 Richard Guenther <rguenther@suse.de>
16860 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16861 conversions. Simplify code.
16863 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16865 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16867 2008-04-03 Tom Tromey <tromey@redhat.com>
16868 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16870 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16871 * config/bfin/t-bfin-linux (generated_files): Add
16872 linux-sysroot-suffix.h.
16873 * doc/install.texi (Prerequisites): Require make 3.80.
16874 * doc/sourcebuild.texi (Front End Directory): Document new
16876 * Makefile.in (generated_files): New variable.
16877 (ALL_HOST_OBJS): New variable.
16878 ($(ALL_HOST_OBJS)): New target.
16880 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16882 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16883 (remap_block): Call id->transform_lang_insert_block instead
16885 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16886 Set id.transform_lang_insert_block to NULL.
16887 (clone_body): Move to cp/optimize.c
16888 * tree-inline.h (struct copy_body_data): Change
16889 transform_lang_insert_block to function pointer.
16890 (copy_generic_body, copy_decl_no_change): Export.
16891 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16892 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16893 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16895 * c-tree.h (insert_block): Kill.
16896 * c-decl.c (insert_block): Kill.
16898 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16900 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16901 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16902 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16904 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16905 argument, call {push,pop}_function_context from here.
16906 * c-parser.c: Use c_{push,pop}_function_context.
16908 * function.c (push_function_context_to): Move meat ...
16909 (push_function_context): ... here. Simplify.
16910 * function.c (pop_function_context_from): Move meat ...
16911 (pop_function_context): ... here. Simplify.
16912 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16914 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16915 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16916 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16917 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16919 2008-04-03 Ben Elliston <bje@au.ibm.com>
16921 * expmed.c (extract_force_align_mem_bit_field): Remove.
16923 2008-04-03 Richard Guenther <rguenther@suse.de>
16925 PR middle-end/35800
16926 * expr.h (try_casesi): Adjust prototype.
16927 * expr.c (try_casesi): Take fallback label as extra parameter.
16928 Use that for gen_casesi if default_label is NULL.
16929 * stmt.c (expand_case): Pass fallback label to try_casesi,
16930 make sure to fill gaps with a fallback label if default_label
16933 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
16936 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16938 2008-04-03 Ben Elliston <bje@au.ibm.com>
16940 * expmed.c (extract_split_bit_field): Remove if (0) code.
16941 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16942 (do_ds_constraint): Likewise.
16944 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16946 * doc/cppopts.texi (-dU): Document.
16947 * c-common.h (flag_dump_macros): Update comment.
16948 * c-opts.c (handle_OPT_d): Handle -dU.
16949 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16950 dump_queued_macros, cb_used_define, cb_used_undef): New.
16951 (init_pp_output): Handle -dU.
16952 (cb_line_change): Call dump_queued_macros.
16953 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16955 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16957 * config/avr/predicates.md (io_address_operand): New predicate.
16958 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16959 * config/avr/avr.c (avr_io_address_p): Remove function.
16960 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16961 'avr_io_address_p' function.
16962 (out_movhi_r_mr): (Ditto.).
16963 (out_movqi_mr_r): (Ditto.).
16964 (out_movhi_mr_r): (Ditto.).
16965 (avr_address_cost): (Ditto.).
16967 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16969 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16970 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16971 in 32bit mode when XMM registers are available to avoid store
16973 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16974 corresponding post-reload splitters.
16976 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16978 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16979 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16980 __builtin_ia32_roundss.
16981 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16982 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16983 __builtin_ia32_roundss.
16984 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16985 IX86_BUILTIN_SHUFPD here.
16987 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16989 * config/i386/i386.md (plogic): New.
16990 (plogicprefix): Likewise.
16992 * config/i386/mmx.md (mmx_<code><mode>3): New.
16993 (mmx_and<mode>3): Removed.
16994 (mmx_ior<mode>3): Likewise.
16995 (mmx_xor<mode>3): Likewise.
16997 * config/i386/sse.md (<code><mode>3): New.
16998 (*<code><mode>3): Likewise.
16999 (*<code><mode>3): Likewise.
17000 (<code><mode>3): Likewise.
17001 (*sse_<code><mode>3): Likewise.
17002 (*sse2_<code><mode>3): Likewise.
17003 (<code>tf3): Likewise.
17004 (*<code>tf3): Likewise.
17005 (and<mode>3): Likewise.
17006 (*and<mode>3): Likewise.
17007 (ior<mode>3): Removed.
17008 (*ior<mode>3): Likewise.
17009 (xor<mode>3): Likewise.
17010 (*xor<mode>3): Likewise.
17011 (*and<mode>3): Likewise.
17012 (*ior<mode>3): Likewise.
17013 (*xor<mode>3): Likewise.
17014 (and<mode>3): Likewise.
17015 (*sse_and<mode>3): Likewise.
17016 (*sse2_and<mode>3): Likewise.
17017 (andtf3): Likewise.
17018 (*andtf3): Likewise.
17019 (ior<mode>3): Likewise.
17020 (*sse_ior<mode>3): Likewise.
17021 (*sse2_ior<mode>3): Likewise.
17022 (iortf3): Likewise.
17023 (*iortf3): Likewise.
17024 (xor<mode>3): Likewise.
17025 (*sse_xor<mode>3): Likewise.
17026 (*sse2_xor<mode>3): Likewise.
17027 (xortf3): Likewise.
17028 (*xortf3): Likewise.
17030 2008-04-02 Richard Guenther <rguenther@suse.de>
17032 PR tree-optimization/14495
17033 PR tree-optimization/34793
17034 * tree-vrp.c (struct switch_update): New structure.
17035 (to_remove_edges, to_update_switch_stmts): New VECs.
17036 (simplify_switch_using_ranges): New function. Remove not taken
17037 case labels and edges.
17038 (simplify_stmt_using_ranges): Call it.
17039 (identify_jump_threads): Mark edges we have queued for removal
17040 so we don't thread them.
17041 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
17043 * tree-cfg.c (group_case_labels): Deal with missing default label.
17044 (tree_verify_flow_info): Allow missing default label.
17045 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
17046 (emit_case_nodes): Likewise.
17047 (expand_case): Do not rely on the default label to be present.
17048 * expr.c (try_casesi): Deal with NULL default_label.
17049 (do_tablejump): Likewise.
17051 2008-04-02 Richard Guenther <rguenther@suse.de>
17053 PR tree-optimization/14495
17054 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
17055 SWITCH_EXPR here ...
17056 (vrp_visit_switch_stmt): ... but here (new function).
17057 (find_case_label_index): New helper function.
17058 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
17060 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17062 * fwprop.c: Fix ISO-C99ism.
17064 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17067 * Makefile.in (objdir): Set it here.
17068 * configure.ac: Not here. Find dynamic linker characteristics.
17069 * exec-tool.in: Use them.
17070 * aclocal.m4: Regenerate.
17071 * configure: Regenerate.
17073 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17075 * expr.c (expand_var): Delete it.
17076 * expr.h (expand_var): Delete prototype.
17077 * function.c (expand_function_start): Use expand_decl instead.
17078 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
17081 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
17083 PR rtl-optimization/35542
17084 * fwprop.c (forward_propagate_and_simplify): Replace
17085 loc_reg_mentioned_in_p with reg_mentioned_p.
17087 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17089 PR rtl-optimization/35281
17090 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
17091 (propagate_rtx_1): Handle PR_HANDLE_MEM.
17092 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
17093 (varying_mem_p): Move above propagate_rtx.
17094 (all_uses_available_at): Do not check MEMs.
17096 2008-04-02 Rafael Espíndola <espindola@google.com>
17098 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
17099 (register_edge_assert_for_2): Split the cond argument.
17100 (register_edge_assert_for_1): Adjust for the change in
17101 register_edge_assert_for_2.
17102 (register_edge_assert_for): Split the cond argument.
17103 (find_switch_asserts): Adjust for the change in
17104 register_edge_assert_for.
17106 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
17108 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
17109 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
17110 offsets for 64-bit mingw.
17111 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
17112 abi for x86_64-pc-mingw.
17114 2008-04-02 Richard Guenther <rguenther@suse.de>
17116 * tree-vrp.c (extract_range_from_assert): Make sure to not
17117 produce range min/max with TREE_OVERFOW set.
17118 If merging a anti-range and a range keep the anti-range if
17119 the range covers all values of the type.
17120 (register_edge_assert_for_2): Only allow sign-changing
17121 conversions in detecting canonical range checks. Also
17122 register an assert for the unsigned name if useful.
17124 PR tree-optimization/35787
17125 * tree-vrp.c (vrp_val_max): New function.
17126 (vrp_val_min): Likewise.
17127 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
17128 (vrp_val_is_min): Likewise.
17129 (supports_overflow_infinity): Use vrp_val_{min,max}.
17130 (negative_overflow_infinity): Likewise.
17131 (positive_overflow_infinity): Likewise.
17132 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
17133 (is_positive_overflow_infinity): Likewise.
17134 (is_overflow_infinity): Likewise.
17135 (avoid_overflow_infinity): Use vrp_val_{min,max} and
17136 vrp_val_is_{min,max}.
17137 (set_and_canonicalize_value_range): Canonicalize anti-ranges
17138 to ranges if possible. Avoid empty ranges.
17140 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17142 PR middle-end/35705
17143 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
17144 the expression is a function address.
17146 2008-04-01 George Helffrich <george@gcc.gnu.org>
17148 PR fortran/35154, fortran/23057
17149 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
17150 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
17151 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
17152 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
17154 (dbxout_syms): Check for COMMON-based symbol and wrap in
17155 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
17156 in bracket for efficiency.
17158 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
17159 using DW_TAG_common_block + member offset.
17160 (add_pubname_string): New function.
17161 (dw_expand_expr): New function to find block name and offset for
17163 (common_check): New function to check whether symbol in Fortran COMMON.
17164 (gen_variable_die): If COMMON, use DW_TAG_common_block.
17166 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
17169 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
17171 2008-04-02 Ben Elliston <bje@au.ibm.com>
17173 * config/v850/v850.md (casesi): Remove if (0) code.
17174 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17175 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
17177 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
17179 * config/i386/i386.md (rex64suffix): New mode attribute.
17180 (floathi<mode>2): Disable expander for SSE math.
17181 (*floathi<mode>2_1): New insn insn_and_split pattern.
17182 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
17183 corresponding post-reload splitters.
17184 (*floathi<mode>2_i387): New macroized insn pattern.
17185 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
17186 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
17187 insn_and_split pattern.
17188 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
17189 New macroized instruction patterns and corresponding post-reload
17191 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
17192 and corresponding post-reload splitters.
17193 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
17194 New macroized instruction patterns.
17195 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
17196 macroized instruction patterns and corresponding post-reload splitters.
17197 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
17198 corresponding post-reload splitters.
17199 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
17200 New macroized instruction patterns.
17201 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
17202 corresponding post-reload splitters.
17203 (*floatsi<mode>2_i387): New macroized instruction patterns.
17205 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
17207 * config/i386/i386.md (smaxmin): New.
17208 (umaxmin): Likewise.
17209 (maxminiprefix): Likewise.
17210 (maxminfprefix): Likewise.
17211 (<code><mode>3): Likewise.
17212 (smin<mode>3): Removed.
17213 (smax<mode>3): Likewise.
17215 * config/i386/mmx.md (mmx_<code>v2sf3): New.
17216 (mmx_<code>v4hi3): Likewise.
17217 (mmx_<code>v8qi3): Likewise.
17218 (mmx_smaxv2sf3): Removed.
17219 (mmx_sminv2sf3): Likewise.
17220 (mmx_umaxv8qi3): Likewise.
17221 (mmx_smaxv4hi3): Likewise.
17222 (mmx_uminv8qi3): Likewise.
17223 (mmx_sminv4hi3): Likewise.
17225 * config/i386/sse.md (<addsub><mode>3): New.
17226 (*<addsub><mode>3): Likewise.
17227 (<sse>_vm<addsub><mode>3): Likewise.
17228 (<maxmin><mode>3): Likewise.
17229 (*<maxmin><mode>3_finite): Likewise.
17230 (*<maxmin><mode>3): Likewise.
17231 (<sse>_vm<maxmin><mode>3): Likewise.
17232 (sse3_h<addsub>v4sf3): Likewise.
17233 (sse3_h<addsub>v2df3): Likewise.
17234 (<maxmin>v16qi3): Likewise.
17235 (*<maxmin>v16qi3): Likewise.
17236 (<maxmin>v8hi3): Likewise.
17237 (*<maxmin>v8hi3): Likewise.
17238 (*sse4_1_<maxmin><mode>3): Likewise.
17239 (*sse4_1_<maxmin><mode>3): Likewise.
17240 (add<mode>3): Removed.
17241 (*add<mode>3): Likewise.
17242 (<sse>_vmadd<mode>3): Likewise.
17243 (sub<mode>3): Likewise.
17244 (*sub<mode>3): Likewise.
17245 (<sse>_vmsub<mode>3): Likewise.
17246 (smin<mode>3): Likewise.
17247 (*smin<mode>3_finite): Likewise.
17248 (*smin<mode>3): Likewise.
17249 (<sse>_vmsmin<mode>3): Likewise.
17250 (smax<mode>3): Likewise.
17251 (*smax<mode>3_finite): Likewise.
17252 (*smax<mode>3): Likewise.
17253 (<sse>_vmsmax<mode>3): Likewise.
17254 (sse3_haddv4sf3): Likewise.
17255 (sse3_haddv2df3): Likewise.
17256 (sse3_hsubv4sf3): Likewise.
17257 (sse3_hsubv2df3): Likewise.
17258 (umaxv16qi3): Likewise.
17259 (*umaxv16qi3): Likewise.
17260 (smaxv8hi3): Likewise.
17261 (*smaxv8hi3): Likewise.
17262 (*sse4_1_smax<mode>3): Likewise.
17263 (*sse4_1_umax<mode>3): Likewise.
17264 (uminv16qi3): Likewise.
17265 (*uminv16qi3): Likewise.
17266 (sminv8hi3): Likewise.
17267 (*sminv8hi3): Likewise.
17268 (*sse4_1_smin<mode>3): Likewise.
17269 (*sse4_1_umin<mode>3): Likewise.
17271 2008-04-01 Rafael Espíndola <espindola@google.com>
17273 * tree-cfg.c (verify_expr): remove in_phi.
17274 (verify_stmt): Don't call walk_tree with verify_expr. Use
17275 is_gimple_min_invariant instead of is_gimple_val.
17277 2008-04-01 Joseph Myers <joseph@codesourcery.com>
17279 * doc/include/gpl_v3.texi: Update for manpage generation.
17280 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
17282 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
17283 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
17284 gpl_v3.texi instead of gpl.texi.
17287 2008-04-01 Jakub Jelinek <jakub@redhat.com>
17290 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
17292 2008-04-01 Rafael Espíndola <espindola@google.com>
17294 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
17295 (extract_code_and_val_from_cond): Use
17296 extract_code_and_val_from_cond_with_ops.
17298 2008-04-01 Jan Hubicka <jh@suse.cz>
17300 * function.c (free_after_compilation): Free epilogue_delay_list.
17301 (prepare_function_start): Assert that previous compilation was freed.
17303 2008-04-01 Jan Hubicka <jh@suse.cz>
17304 Jim Wilson <wilson@tuliptree.org>
17305 Andreas Tobler <andreast@gcc.gnu.org>
17307 PR middle-end/35781
17308 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17309 rtl.emit instead cfun->emit.
17310 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17311 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17313 2008-04-01 Ben Elliston <bje@au.ibm.com>
17315 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17317 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17319 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17321 (fprofile-use): Add var flag_profile_use
17322 * coverage.c (coverage_begin_output): Do not open a gcno file for
17323 output only if -ftest-coverage is set.
17324 Do not add getpwd() to gcda file path.
17325 (build_gcov_info): Check the new flag
17326 flag_profile_datafile_relative_path.
17327 (coverage_init): Use profile_data_prefix.
17328 Read profile counter only if flag_profile_use is set.
17329 * opts.c (common_handle_option): New option fprofile-use=,
17330 fprofile-dir=, fprofile-generate=.
17331 * toplev.c (profile_data_prefix): New variable definition.
17332 * toplev.h (profile_data_prefix): New declaration.
17333 * doc/invoke.tex (Option Summary, Optimization Options):
17336 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17338 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17339 use tmp consistently.
17342 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17343 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17344 UNSPEC_FR_RECIP_APPROX_RES.
17345 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17347 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17350 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17352 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17354 PR middle-end/30186
17355 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17356 element of the vector via a pointer.
17358 2008-03-31 Ian Lance Taylor <iant@google.com>
17360 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17362 2008-03-31 Jan Hubicka <jh@suse.cz>
17364 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17365 get_arg_pointer_save_area.
17366 * expr.c (init_expr): Just clear out rtl.expr.
17367 * function.c (free_after_compilation): Clear out whole RTL structure.
17368 (get_func_frame_size): Merge into ...
17369 (get_frame_size): ... this one.
17370 (assign_stack_local_1): Merge into ...
17371 (assign_stack_local): ... this one.
17372 (expand_function_end): Update call of get_arg_pointer_save_area.
17373 (get_art_pointer_save_area): Remove cfun argument.
17374 * function.h (emit_status): regno_pointer_align does not need length
17375 attribute. Move x_regno_reg_rtx to ...
17376 (regno_reg_rtx): ... new global array.
17377 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17378 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17379 apply_args_value, forced_labels, stack_pointer_delta):
17381 (struct varasm_status): Move here from varasm.c
17382 (struct rtl_data): New. Move here some fields from struct function.
17383 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17384 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17385 used_temp_slots avail_temp_slots, temp_slot_level,
17386 nonlocal_goto_handler_labels): Update accesstors.
17387 (rtl): New global variable.
17388 (struct function): Move some fileds to rtl_data.
17389 (get_arg_pointer_save_area): Update prototype.
17390 * emit-rtl.c (rtl): Declare.
17391 (regno_reg_rtx): Declare.
17392 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17394 (gen_reg_rtx): Update.
17395 (init_virtual_regs): Do not tate emit_status argument.
17396 (init_emit): Do not allocate emit.
17397 * varasm.c (varasm_statuc): Move to function.h.
17398 (n_deferred_constatns): Update accestor.
17399 (init_varasm_status): Do not allocate varasm_status.
17400 (force_const_mem, get_pool_size, output_constant_pool): Update.
17401 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17402 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17404 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17406 PR rtl-optimization/35729
17407 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17410 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17413 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17414 load/store if memory is unaligned.
17415 (*movti_rex64): Likewise.
17417 * config/i386/predicates.md (misaligned_operand): New.
17419 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17422 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17425 2008-03-31 Jan Beulich <jbeulich@novell.com>
17427 * config/ia64/constraints.md: Add 'j' constraint.
17428 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17429 (movdi_internal): Likewise.
17431 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17434 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17436 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17439 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17440 proper error message for the third argument on blendpd and
17443 * config/i386/sse.md (blendbits): New.
17444 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17446 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17448 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17450 2008-03-30 Richard Guenther <rguenther@suse.de>
17452 PR middle-end/31023
17453 * fold-const.c (fold_sign_changed_comparison): Do leave
17454 conversions to base-types alone.
17456 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17458 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17459 the link register if one altivec register is be saved.
17461 2008-03-30 Ben Elliston <bje@au.ibm.com>
17463 * final.c (final_scan_insn): Remove if (0) code.
17465 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17467 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17469 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17471 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17472 of V4SFmode to ix86_binary_operator_ok.
17474 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17476 * config/i386/i386.c (override_options): Initialize
17477 ix86_veclib_handler to ix86_veclibabi_svml when
17478 -mveclibabi=svml is used.
17479 (ix86_veclibabi_svml): New function for SVML ABI style
17480 vectorization support.
17481 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17483 2008-03-28 Rafael Espíndola <espindola@google.com>
17485 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17486 (tree_binary_nonnegative_warnv_p): Make it public.
17487 (tree_single_nonnegative_warnv_p): Make it public.
17488 (tree_invalid_nonnegative_warnv_p): Make it public.
17489 (tree_unary_nonzero_warnv_p): Make it public.
17490 (tree_binary_nonzero_warnv_p): Make it public
17491 (tree_single_nonzero_warnv_p): Make it public.
17492 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17493 (extract_range_from_binary_expr): Split the expr argument.
17494 (extract_range_from_unary_expr): Split the expr argument.
17495 (extract_range_from_comparison): Split the expr argument.
17496 (extract_range_from_expr): Use the new aux functions.
17497 (vrp_evaluate_conditional_warnv): Use
17498 vrp_evaluate_conditional_warnv_with_ops.
17499 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17500 (tree_binary_nonzero_warnv_p): Declare.
17501 (tree_single_nonzero_warnv_p): Declare.
17502 (tree_expr_nonzero_warnv_p): Declare.
17503 (tree_unary_nonnegative_warnv_p): Declare.
17504 (tree_binary_nonnegative_warnv_p): Declare.
17505 (tree_single_nonnegative_warnv_p): Declare.
17506 (tree_invalid_nonnegative_warnv_p): Declare.
17508 2008-03-28 Richard Guenther <rguenther@suse.de>
17510 PR tree-optimization/30317
17511 PR tree-optimization/30911
17512 PR tree-optimization/34793
17513 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17514 (struct assert_locus_d): New member EXPR.
17515 (register_new_assert_for): Add EXPR parameter to support
17516 ASSERT_EXPR <name, expr OP limit>.
17517 (register_edge_assert_for_1): Adjust callers.
17518 (find_assert_locations): Likewise.
17519 (process_assert_insertions_for): Build condition from expression.
17520 (extract_range_from_assert): Handle ASSERT_EXPRs
17521 of the form ASSERT_EXPR <name, expr OP limit>.
17522 (register_edge_assert_for_2): New helper registering
17523 asserts for comparisons. Recognize range tests of the form
17524 (unsigned)i - CST1 OP CST2.
17525 (register_edge_assert_for_1): Use it.
17526 (register_edge_assert_for): Likewise.
17527 (needs_overflow_infinity): Integer sub-types
17528 do not need overflow infinities.
17529 (vrp_val_is_max): The extreme values of integer sub-types
17530 are those of the base type.
17531 (vrp_val_is_min): Likewise.
17532 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17535 2008-03-28 Nick Clifton <nickc@redhat.com>
17538 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17539 Return GENERAL_REGS for stack adjustment reloads.
17541 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17544 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17545 const_vector when all the vectors are constant.
17547 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17549 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17551 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17552 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17554 (s<code>_sf): Use new scc_sf attribute for opcode names.
17556 2008-03-27 Tom Tromey <tromey@redhat.com>
17558 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17559 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17560 config/spu/t-spu-elf, config/i386/t-interix,
17561 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17562 config/i386/x-darwin, config/i386/x-mingw32,
17563 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17564 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17565 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17566 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17567 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17568 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17569 config/score/t-score-elf, config/arm/t-strongarm-pe,
17570 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17571 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17572 Revert automatic dependency patch.
17574 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17577 * config/i386/i386.c (ix86_function_arg_boundary): Align
17578 decimal floating point to its natural boundary.
17580 2008-03-27 Richard Guenther <rguenther@suse.de>
17582 PR middle-end/35716
17583 * fold-const.c (fold_comparison): Restrict distinct decl
17584 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17585 solely rely on operand_equal_p.
17587 2008-03-27 Richard Guenther <rguenther@suse.de>
17590 * c-common.c (handle_weak_attribute): Reject combination of
17593 2008-03-27 Richard Guenther <rguenther@suse.de>
17595 PR tree-optimization/32810
17596 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17597 conversions from DECL_INITIAL.
17598 (fold_const_aggregate_ref): Likewise from constructor elements.
17600 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17602 * tree-affine.h (aff_combination_expand): Declare.
17603 (get_inner_reference_aff): Likewise.
17604 * tree-affine.c (aff_combination_expand): Split out from
17605 tree_to_aff_combination_expand.
17606 (get_inner_reference_aff): New function.
17607 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17608 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17609 (struct lim_aux_data): sm_done field removed.
17610 (mem_ref_loc_p, mem_ref_locs_p): New types.
17611 (struct mem_ref): Added id, stored, accesses_in_loop,
17612 indep_loop, dep_loop, indep_ref, dep_ref fields.
17613 Removed is_stored, locs and next fields.
17614 (memory_accesses): New variable.
17615 (movement_possibility): Do not allow moving statements
17616 that store to memory.
17617 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17619 (determine_max_movement): For statements with memory references,
17620 find the outermost loop in that the reference is independent.
17621 (move_computations_stmt): Mark the virtual operands for renaming.
17622 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17623 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17624 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17625 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17626 create_vop_ref_mapping, analyze_memory_references,
17627 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17628 get_all_locs_in_loop, ref_always_accessed_p,
17629 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17630 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17631 store_motion_loop, store_motion): New functions.
17632 (struct vop_to_refs_elt): New type.
17633 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17634 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17635 (schedule_sm): Replaced by...
17636 (execute_sm): ... this.
17637 (determine_lsm_ref, hoist_memory_references,
17638 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17639 find_more_ref_vops, free_mem_ref, free_mem_refs,
17640 determine_lsm_loop, determine_lsm): Removed.
17641 (tree_ssa_lim_finalize): Free data structures used by store motion.
17642 (tree_ssa_lim): Call analyze_memory_references. Use
17643 store_motion instead of determine_lsm.
17645 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17647 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17648 rename tmake_file to m68hc11/t-m68hc11.
17649 (mcore): Set inhibit_libc to true.
17650 * config.host (alpha*-dec-*vms*): Set extra_programs.
17651 (interix3*): Don't use host_xmake_file.
17652 * configure.ac: Let config.gcc override inhibit_libc.
17653 * configure: Regenerate.
17655 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17656 * config/t-openbsd-thread: Remove commented out lines.
17658 * config/x-interix: Remove.
17660 * config/m68hc11/t-m68hc11-gas: Rename to...
17661 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17663 * config/mcore/t-mcore: Remove T_CFLAGS.
17664 * config/mcore/t-mcore-pe: Likewise.
17666 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17668 * configure.ac: Replace custom __GNU_SOURCE test with
17669 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17670 * aclocal.m4: Regenerate.
17671 * configure: Regenerate.
17672 * config.in: Regenerate.
17674 2008-03-27 Richard Guenther <rguenther@suse.de>
17676 * fold-const.c (target.h): Include.
17677 (fold_comparison): Fold comparison of addresses of decls
17678 that bind locally or of constants. Consolidate address folding code.
17679 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17680 results from fold_binary_to_constant.
17681 (compare_values_warnv): Likewise.
17683 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17685 PR middle-end/35429
17686 * fold-const.c (fold_truthop): Check for integeral types when folding
17687 a == 0 && b == 0 and a != 0 || b != 0 .
17689 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17691 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17693 2008-03-26 Andreas Schwab <schwab@suse.de>
17695 * doc/invoke.texi: Fix use of @item vs. @itemx.
17697 2008-03-26 Tom Tromey <tromey@redhat.com>
17699 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17700 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17701 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17702 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17703 build/genconstants.o, build/genemit.o, build/genextract.o,
17704 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17705 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17708 2008-03-26 Richard Guenther <rguenther@suse.de>
17711 2008-03-26 Richard Guenther <rguenther@suse.de>
17713 * fold-const.c (target.h): Include.
17714 (fold_comparison): Fold comparison of addresses of two decls
17715 that bind locally. Consolidate address folding code.
17717 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17719 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17720 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17721 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17722 dconstsqrt2, dconstthird, dconste and/or dconst10.
17723 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17724 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17725 dconstsqrt2, dconste): Delete.
17726 (init_emit_once): Likewise. Simplify initializing dconstm1.
17728 * real.c (get_real_const): New.
17729 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17730 dconstsqrt2, dconste): Delete.
17731 (real_value_const, get_real_const): New.
17733 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17735 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17737 * config/i386/i386.c (ix86_function_arg_boundary): Check
17738 BIGGEST_ALIGNMENT instead of 128.
17739 (setup_incoming_varargs_64): Likewise.
17741 2008-03-26 Tom Tromey <tromey@redhat.com>
17743 * Makefile.in (DEPFILES): Add missing '/'.
17745 2008-03-26 Richard Guenther <rguenther@suse.de>
17747 * fold-const.c (target.h): Include.
17748 (fold_comparison): Fold comparison of addresses of two decls
17749 that bind locally. Consolidate address folding code.
17751 2008-03-26 Nick Clifton <nickc@redhat.com>
17754 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17755 not allow INT+INT as a legitimate addressing mode.
17757 2008-03-26 Richard Guenther <rguenther@suse.de>
17759 * tree-flow.h (widen_bitfield): Remove declaration.
17760 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17761 (widen_bitfield): Remove function.
17762 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17765 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17768 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17771 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17773 PR rtl-optimization/35232
17774 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17775 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17776 reg_reloaded_call_part_clobbered here.
17777 (reload_regs_reach_end_p): New function.
17778 (reload_reg_rtx_for_input): New variable.
17779 (reload_reg_rtx_for_output): Likewise.
17780 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17781 when reassigning a pseudo register. Load reloadreg from
17782 reload_reg_rtx_for_input, moving the mode and register
17784 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17785 instead of the original when deciding whether an input reload
17786 would be a no-op or whether an output reload can be deleted.
17787 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17788 when setting up new_spill_reg_store. Load it from
17789 reload_reg_rtx_for_output, moving the mode and register
17791 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17792 instead of the original when deciding whether an output reload
17793 would be a no-op. Do the same when modifying insn notes.
17794 Use rtx_equal_p instead of == to compare the registers.
17795 (inherit_piecemeal_p): Take a mode and two register numbers
17797 (emit_reload_insns): Clear new_spill_reg_store for every hard
17798 register in the reload register. Remove spill registers
17799 from reg_reloaded_valid before considering whether to record
17800 inheritance information for them. Use reload_reg_rtx_for_output
17801 instead of reg_rtx when recording output reloads. Use
17802 reload_reg_rtx_for_input instead of reg_rtx when recording
17803 input reloads. Set or clear reg_reloaded_call_part_clobbered
17804 at the same time as setting reg_reloaded_valid.
17805 (delete_output_reload): Add a new_reload_reg parameter and use it
17806 instead of rld[j].reg_rtx.
17807 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17810 2008-03-25 Tom Tromey <tromey@redhat.com>
17812 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17813 (build/genattr.o): Likewise.
17814 (build/genattrtab.o): Likewise.
17815 (build/gencodes.o): Likewise.
17816 (build/genconfig.o): Likewise.
17817 (build/genconstants.o): Likewise.
17818 (build/genemit.o): Likewise.
17819 (build/genextract.o): Likewise.
17820 (build/genflags.o): Likewise.
17822 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17824 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17825 instead of size_int for integer types.
17826 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17827 to match type of MINUS_EXPR.
17829 2008-03-25 Tom Tromey <tromey@redhat.com>
17831 * configure: Rebuilt.
17832 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17835 2008-03-25 Tom Tromey <tromey@redhat.com>
17837 * config/x-solaris (host-solaris.o): Update.
17838 * config/x-linux (host-linux.o): Update.
17839 * config/x-hpux (host-hpux.o): Update.
17840 * config/x-darwin (host-darwin.o): Update.
17841 * config/v850/t-v850e (v850-c.o): Update.
17842 * config/v850/t-v850 (v850-c.o): Update.
17843 * config/t-vxworks (vxworks.o): Update.
17844 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17845 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17846 * config/spu/t-spu-elf (spu-c.o): Update.
17848 * config/sh/t-symbian (sh-c.o): Update.
17849 (symbian.o): Update.
17850 * config/sh/t-sh (sh-c.o): Update.
17851 * config/score/t-score-elf (score7.o, score3.o): Update.
17852 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17853 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17854 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17855 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17856 (rs6000.o): Remove.
17857 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17858 * config/m32c/t-m32c (m32c-pragma.o): Update.
17859 * config/ia64/t-ia64 (ia64-c.o): Update.
17860 * config/i386/x-mingw32 (host-mingw32.o): Update.
17861 * config/i386/x-i386 (driver-i386.o): Update.
17862 * config/i386/x-darwin (host-i386-darwin.o): Update.
17863 * config/i386/x-cygwin (host-cygwin.o): Update.
17864 * config/i386/t-nwld (nwld.o): Update.
17865 * config/i386/t-netware (netware.o): Update.
17866 * config/i386/t-interix (winnt.o): Update.
17867 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17868 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17869 msformat-c.o): Update.
17870 * config/bfin/t-bfin-linux (generated_files): Add
17871 linux-sysroot-suffix.h.
17872 * config/arm/t-wince-pe (pe.o): Update.
17873 * config/arm/t-strongarm-pe (pe.o): Update.
17874 * config/arm/t-pe (pe.o): Update.
17875 * config/arm/t-arm (arm-c.o): Update.
17876 * doc/install.texi (Prerequisites): Require make 3.80.
17877 * Makefile.in: Remove .o targets.
17878 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17879 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17880 (simple_generated_h, simple_generated_c): Move earlier.
17881 (generated_files): New variable.
17882 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17883 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17884 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17885 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17886 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17887 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17888 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17889 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17890 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17891 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17892 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17893 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17895 (COMPILE.base, COMPILE): New variables.
17896 (%.o): New pattern rule.
17897 (ALL_HOST_OBJS): New variable.
17898 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17899 (dummy-checksum.o, cc1-checksum.o): Remove.
17900 (DRIVER_SHLIB): New variable.
17901 (DRIVER_DEFINES): Use it.
17902 (gencondmd.c): Move out of build/.
17903 (s-conditions): Update.
17904 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17905 (ALL_BUILD_OBJS): Likewise.
17906 (build/%.o): Use BUILDCOMPILE.
17907 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17908 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17909 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17910 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17911 build/genconfig.o, build/genconstants.o, build/genemit.o,
17912 build/genextract.o, build/genflags.o, build/genmddeps.o,
17913 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17914 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17915 build/gen-protos.o, build/scan.o, build/fix-header.o,
17916 build/scan-decls.o): Simplify.
17917 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17918 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17919 prefix.o, toplev.o): Reduce to variable setting.
17920 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17921 ($(out_object_file), gcc-options.o): New targets.
17922 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17923 * configure: Rebuilt.
17924 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17925 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17927 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17929 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17930 complain when we hit an error, return ERROR_MARK_NODE.
17932 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17934 * config/sh/constraints.md (Pso, Psz): New constraints.
17935 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17936 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17938 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17940 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17941 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17943 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17945 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17946 (prefetch_sh2a): New.
17948 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17949 Naveen.H.S <naveen.hs@kpitcummins.com>
17951 * config/sh/constraints.md (I28): New constraint.
17952 * config/sh/sh.c (broken_move): Add support for movi20s.
17953 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17955 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17956 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17957 Naveen.H.S <naveen.hs@kpitcummins.com>
17959 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17960 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17961 (print_operand): Handle resbank in %@ operand code.
17962 (sh_encode_section_info): New.
17963 (push_regs): Add conditions for resbank.
17964 (sh_expand_epilogue): Likewise.
17965 (sh_insert_attributes): Likewise.
17966 (sh_attribute_table): Likewise.
17967 (sh_handle_resbank_handler_attribute): New.
17968 (sh2a_handle_function_vector_handler_attribute): New.
17969 (sh2a_is_function_vector_call): New.
17970 (sh2a_get_function_vector_number): New.
17971 (sh2a_function_vector_p): New.
17972 (sh_cfun_resbank_handler_p): New.
17973 * config/sh/sh.md (calli): Emit jsr/n if possible.
17974 (calli_tbr_rel): New.
17975 (calli_pcrel): Emit jsr/n if possible.
17976 (return_i): Emit rts/n if possible.
17977 (call_valuei_tbr_rel): New.
17978 (call_valuei_pcrel): Add condition for SH2A target.
17979 (call_value): Likewise.
17980 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17981 (sh2a_get_function_vector_number): Likewise.
17982 (sh2a_is_function_vector_call): Likewise.
17983 * doc/extend.texi: Document TBR relative addressing of SH2A.
17984 (resbank): Add description for SH2A.
17986 2008-03-24 Richard Guenther <rguenther@suse.de>
17989 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17990 pointer assignments change conversions according to middle-end rules.
17991 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17992 * configure.ac: Include type checking in yes.
17993 * configure: Regenerate.
17995 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17997 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17998 (diagnostic_report_diagnostic): Update. Handle ICEs here.
18000 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
18002 * gthr-vxworks.h (UNUSED): Define.
18004 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
18006 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
18008 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
18010 * doc/extend.texi (Function Attributes): Add missing comma in the
18011 example of the "alloc_size" attribute.
18013 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
18016 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18018 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18021 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18024 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18025 of the underlying type of a MS bitfield layout to the natural
18026 alignment of the type.
18028 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18030 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18031 to their natural alignment to avoid store forwarding stalls.
18033 2008-03-22 Richard Guenther <rguenther@suse.de>
18035 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
18036 For PHI nodes verify the address is invariant.
18037 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
18038 (get_symbol_constant_value): Use is_gimple_min_invariant.
18039 (maybe_fold_stmt_indirect): Likewise.
18041 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
18043 PR rtl-optimization/33927
18044 * Makefile.in (dse.o): Depend on $(TM_P_H).
18045 * expr.h (extract_low_bits): Declare.
18046 * expmed.c (extract_low_bits): New function.
18047 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
18048 * dse.c: Include tm_p.h.
18049 (find_shift_sequence): Remove the read_reg argument and return the
18050 read value. Emit the instructions instead of returning them.
18051 Iterate on new_mode rather than calculating it each time.
18052 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
18053 source to NEW_MODE and extract_low_bits to convert the shifted
18054 value to READ_MODE.
18055 (replace_read): Allow the load and store to have different mode
18056 classes. Use extract_low_bits when SHIFT == 0. Create the shift
18057 or extraction instructions before trying the replacement. Update
18058 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
18060 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18062 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18063 to their natural alignment to avoid store forwarding stalls.
18065 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18068 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
18069 encouraging but not allowing gprs for input;
18070 change the input constraint to !f#r.
18071 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
18073 change the output constraint to !f#r.
18075 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
18078 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
18079 corresponding post-reload splitters.
18080 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
18081 when x87 FP math is selected.
18082 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
18083 New function prototype.
18084 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
18085 unreachable function to ease macroization of insn patterns.
18087 2008-03-21 Martin Jambor <mjambor@suse.cz>
18089 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
18090 reference dumps if ddr is NULL or dependence is unknown.
18092 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18094 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
18095 unsigned extension into account.
18096 (ATOMIC_COMPARE_AND_SWAP): Likewise.
18097 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
18098 Do computations on a scratch register.
18100 2008-03-21 Richard Guenther <rguenther@suse.de>
18102 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18103 Use is_gimple_min_invariant instead of TREE_INVARIANT.
18104 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
18105 * tree-ssa-dom.c (record_equality): Likewise.
18106 * tree-inline.c (copy_body_r): Likewise.
18107 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
18110 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18112 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
18113 as 'delete_unused' argument.
18115 2008-03-20 Richard Guenther <rguenther@suse.de>
18117 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18118 special casing of constant qualifiers.
18119 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
18120 care about them in general.
18121 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
18122 regardless of their type.
18123 (fold_stmt_r): Forcefully fold *& if we end up with that.
18125 2008-03-20 Paul Brook <paul@codesourcery.com>
18127 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
18128 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
18130 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
18132 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
18133 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
18135 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
18137 * common.opt (Wmudflap): New option.
18138 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
18139 (mx_register_decls): Likewise.
18140 (mudflap_finish_file): Likewise.
18141 * doc/invoke.texi: Document -Wno-mudflap.
18143 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
18145 * c-format.c (replace_format_name_to_system_name): New.
18146 (cmp_attribs): New.
18147 (convert_format_name_to_system_name): New.
18148 (decode_format_attr): Add use of convert_format_name_to_system_name.
18149 (format_types_orig): Add gnu_ prefix to names.
18150 (check_format_info_main): Special treating of \0 escaped names for
18151 supporting multi-character format specifiers as I32, I64.
18152 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
18153 (gnu_target_overrides_format_attributes): New.
18154 * c-format.h: Add structure target_ovr_attr to hold
18155 system specific formatter names.
18156 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
18157 msformat-c.o file to c_target_objs and cxx_target_objs.
18158 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18159 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
18160 (TARGET_N_FORMAT_TYPES): New.
18161 * config/i386/msformat-c.c: New.
18162 * config/i386/t-cygming: Add build rule for msformat-c.o.
18163 * doc/extend.texi: Add new format names gnu_* and ms_* and
18165 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18167 2008-03-20 Ira Rosen <irar@il.ibm.com>
18169 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
18170 optimizations turned on under -O3.
18171 (ftree-vectorize): Add that the flag is turned on with -O3.
18173 2008-03-20 Ben Elliston <bje@au.ibm.com>
18175 * regmove.c (try_auto_increment): Fix spelling error in comment.
18176 * final.c (final_scan_insn): Likewise.
18178 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
18181 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
18182 allocator preferences for "y" and "r" class registers.
18183 ("*mov<mode>_internal"): Ditto.
18184 ("*movv2sf_internal_rex64"): Ditto.
18185 ("*movv2sf_internal"): Ditto.
18187 2008-03-19 Michael Matz <matz@suse.de>
18189 PR middle-end/35616
18190 * calls.c (expand_call): Check overlap of arguments with call
18191 address for sibcalls.
18193 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18196 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18197 of the underlying type of a MS bitfield layout to the natural
18198 alignment of the type.
18200 2008-03-19 Jan Hubicka <jh@suse.cz>
18203 * toplev.c (decode_d_option): Handle all CPP flags.
18204 * tree-vrp.c: Update tree_pass descriptors.
18205 * regrename.c: Update tree_pass descriptors.
18206 * fwprop.c: Update tree_pass descriptors.
18207 * doc/invoke.texi: Remove documentation of dropped -d? flags.
18208 * tree-into-ssa.c: Update tree_pass descriptors.
18209 * tree-dump.c: Update tree_pass descriptors.
18210 * tree-complex.c: Update tree_pass descriptors.
18211 * tree-dump.h: Update tree_pass descriptors.
18212 * see.c: Update tree_pass descriptors.
18213 * cgraphbuild.c: Update tree_pass descriptors.
18214 * tracer.c: Update tree_pass descriptors.
18215 * tree-loop-distribution.c: Update tree_pass descriptors.
18216 * cgraph.c: Update tree_pass descriptors.
18217 * postreload-gcse.c: Update tree_pass descriptors.
18218 * postreload.c: Update tree_pass descriptors.
18219 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
18220 * tree-tailcall.c: Update tree_pass descriptors.
18221 * tree-pass.h (tree_opt_pass): Rename to ...
18222 (opt_pass) ... this one; add "type" field and remove letter field.
18223 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
18224 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
18225 all_lowering_passes): Update declaration.
18226 * ipa-cp.c: Update tree_pass descriptors.
18227 * final.c: Update tree_pass descriptors.
18228 * omp-low.c: Update tree_pass descriptors.
18229 * tree-ssa-dse.c: Update tree_pass descriptors.
18230 * ipa-reference.c: Update tree_pass descriptors.
18231 * tree-ssa-uncprop.c: Update tree_pass descriptors.
18232 * auto-inc-dec.c: Update tree_pass descriptors.
18233 * reorg.c: Update tree_pass descriptors.
18234 * cgraphunit.c: Update tree_pass descriptors.
18235 * tree-ssa-copyrename.c: Update tree_pass descriptors.
18236 * tree-ssa-ccp.c: Update tree_pass descriptors.
18237 * df-core.c: Update tree_pass descriptors.
18238 * mode-switching.c: Update tree_pass descriptors.
18239 * tree-nomudflap.c: Update tree_pass descriptors.
18240 * modulo-sched.c: Update tree_pass descriptors.
18241 * ipa-pure-const.c: Update tree_pass descriptors.
18242 * cse.c: Update tree_pass descriptors.
18243 * web.c: Update tree_pass descriptors.
18244 * tree-stdarg.c: Update tree_pass descriptors.
18245 * tree-ssa-math-opts.c: Update tree_pass descriptors.
18246 * tree-ssa-dom.c: Update tree_pass descriptors.
18247 * tree-nrv.c: Update tree_pass descriptors.
18248 * tree-ssa-alias.c: Update tree_pass descriptors.
18249 * loop-init.c: Update tree_pass descriptors.
18250 * gimple-low.c: Update tree_pass descriptors.
18251 * ipa-inline.c: Update tree_pass descriptors.
18252 * tree-ssa-sink.c: Update tree_pass descriptors.
18253 * global.c: Update tree_pass descriptors.
18254 * ifcvt.c: Update tree_pass descriptors.
18255 * jump.c: Update tree_pass descriptors.
18256 * predict.c: Update tree_pass descriptors.
18257 * tree-ssa-loop.c: Update tree_pass descriptors.
18258 * recog.c: Update tree_pass descriptors.
18259 * dse.c: Update tree_pass descriptors.
18260 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
18261 * tree-eh.c: Update tree_pass descriptors.
18262 * regmove.c: Update tree_pass descriptors.
18264 * function.c: Update tree_pass descriptors.
18265 * tree-vectorizer.c: Update tree_pass descriptors.
18266 * gcse.c: Update tree_pass descriptors.
18267 * ipa-type-escape.c: Update tree_pass descriptors.
18268 * tree-if-conv.c: Update tree_pass descriptors.
18269 * init-regs.c: Update tree_pass descriptors.
18270 * ipa.c: Update tree_pass descriptors.
18271 * tree-ssa-phiopt.c: Update tree_pass descriptors.
18272 * rtl-factoring.c: Update tree_pass descriptors.
18273 * lower-subreg.c: Update tree_pass descriptors.
18274 * bt-load.c: Update tree_pass descriptors.
18275 * tree-dfa.c: Update tree_pass descriptors.
18276 * except.c: Update tree_pass descriptors.
18277 * emit-rtl.c: Update tree_pass descriptors.
18278 * cfgexpand.c: Update tree_pass descriptors.
18279 * tree-cfgcleanup.c: Update tree_pass descriptors.
18280 * cfgcleanup.c: Update tree_pass descriptors.
18281 * tree-ssa-pre.c: Update tree_pass descriptors.
18282 * tree-sra.c: Update tree_pass descriptors.
18283 * tree-mudflap.c: Update tree_pass descriptors.
18284 * tree-ssa-copy.c: Update tree_pass descriptors.
18285 * cfglayout.c: Update tree_pass descriptors.
18286 * tree-ssa-forwprop.c: Update tree_pass descriptors.
18287 * tree-ssa-dce.c: Update tree_pass descriptors.
18288 * tree-ssa.c: Update tree_pass descriptors.
18289 * regclass.c: Update tree_pass descriptors.
18290 * integrate.c: Update tree_pass descriptors.
18291 * tree-optimize.c: Update tree_pass descriptors.
18292 * tree-ssa-phiprop.c: Update tree_pass descriptors.
18293 * tree-object-size.c: Update tree_pass descriptors.
18294 * combine.c: Update tree_pass descriptors.
18295 * tree-outof-ssa.c: Update tree_pass descriptors.
18296 * bb-reorder.c: Update tree_pass descriptors.
18297 * stack-ptr-mod.c: Update tree_pass descriptors.
18298 * var-tracking.c: Update tree_pass descriptors.
18299 * tree-profile.c: Update tree_pass descriptors.
18300 * tree-vect-generic.c: Update tree_pass descriptors.
18301 * reg-stack.c: Update tree_pass descriptors.
18302 * sched-rgn.c: Update tree_pass descriptors.
18303 * tree-ssa-structalias.c: Update tree_pass descriptors.
18304 * tree-cfg.c: Update tree_pass descriptors.
18305 * passes.c (current_pass): Update declaration.
18306 (finish_optimization_passes): Update.
18307 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18308 (register_one_dump_file, register_dump_files_1, next_pass_1):
18310 (init_optimization_passes): Update handling of new types.
18311 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18312 * ipa-struct-reorg.c: Update tree_pass descriptors.
18313 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18314 * combine-stack-adj.c: Update tree_pass descriptors.
18315 * cfgrtl.c: Update tree_pass descriptors.
18316 * dce.c: Update tree_pass descriptors.
18317 * tree-ssanames.c: Update tree_pass descriptors.
18319 2008-03-19 Richard Guenther <rguenther@suse.de>
18321 PR middle-end/35609
18322 * tree-ssa.c (walk_data): New structure.
18323 (warn_uninitialized_var): If not always_executed warn with "maybe"
18325 (execute_early_warn_uninitialized): Compute post-dominators.
18326 Initialize always_executed before processing each basic block.
18328 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18331 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18332 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18334 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18336 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18338 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18340 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18342 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18343 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18344 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18345 target after ignore has been set, and move there also the commputation
18346 of subtarget and original_target.
18347 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18348 (LANG_HOOKS_INITIALIZER): Remove it.
18349 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18351 2008-03-18 Richard Guenther <rguenther@suse.de>
18353 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18354 found an expression with constants, note that in the VN for the lhs.
18355 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18356 fold them to constants if possible. Run cleanup_cfg if done so.
18357 (execute_pre): Return todo.
18358 (do_pre): Likewise.
18359 (execute_fre): Likewise.
18360 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18362 (get_prop_source_stmt): Look through pointer conversions.
18364 2008-03-18 Jan Hubicka <jh@suse.cz>
18366 * tree-pretty-print.c: Include predict.h.
18367 (dump_generic_node): Dump predictor.
18368 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18369 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18370 * gimple-low.c (lower_stmt): Likewise.
18371 * expr.c (expand_expr_real): Likewise.
18372 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18374 (build_predict_expr, build_predict_expr): New.
18375 * predict.h (predictor_name, build_predict_expr): Update.
18376 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18377 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18378 * predict.def (PRED_CONTINUE): Update hitrate.
18379 * tree.def (PREDICT_EXPR): Define.
18380 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18381 do not handle BIND_EXPR.
18382 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18383 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18384 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18387 2008-03-18 Michael Matz <matz@suse.de>
18389 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18391 2008-03-18 Richard Guenther <rguenther@suse.de>
18393 * tree-gimple.h (is_gimple_invariant_address): Declare.
18394 (is_gimple_constant): Likewise.
18395 * tree-gimple.c (is_gimple_constant): New function.
18396 (is_gimple_invariant_address): Likewise.
18397 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18398 and is_gimple_invariant_address.
18399 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18401 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18402 an addressable base.
18404 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18406 PR middle-end/35611
18407 * gimplify.c (gimplify_expr): Gimplify second operand of
18410 2008-03-17 Richard Guenther <rguenther@suse.de>
18412 PR tree-optimization/19637
18413 * fold-const.c (fold_unary): Remove restrictions of removing
18414 intermediate pointer-conversions (P2)(P1)P0.
18415 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18416 conversion to void pointer.
18417 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18419 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18422 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18423 emulated thread local variables.
18425 2008-03-16 Richard Guenther <rguenther@suse.de>
18427 PR middle-end/35607
18428 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18429 expand TREE_INVARIANT operations that are not gimple invariant.
18431 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18433 * doc/extend.texi (Alignment): Say that the ABI controls
18434 the __alignof__ for non-strict-alignment targets rather
18435 than being a recommendation.
18437 2008-03-15 Paul Brook <paul@codesourcery.com>
18439 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18441 (arm_output_fn_unwind): Mark functions that can not be unwound.
18443 2008-03-15 Paul Brook <paul@codesourcery.com>
18445 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18446 extension instructions.
18448 2008-03-15 Richard Guenther <rguenther@suse.de>
18450 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18451 and fold constant aggregate refs.
18452 (fold_const_aggregate_ref): Handle string constants
18453 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18454 (evaluate_stmt): Simplify now that ccp_fold folds constant
18457 2008-03-15 Paul Brook <paul@codesourcery.com>
18459 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18460 (extzv): Use gen_extzv_t2.
18461 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18463 2008-03-15 Richard Guenther <rguenther@suse.de>
18465 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18466 (fold_const_aggregate_ref): Likewise.
18467 (get_value): Return NULL if we don't have any values.
18468 (ccp_finalize): Set const_val to NULL after freeing it.
18469 * tree-flow.h (get_symbol_constant_value): Declare.
18470 (fold_const_aggregate_ref): Likewise.
18471 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18473 2008-03-15 Richard Guenther <rguenther@suse.de>
18475 PR middle-end/35593
18476 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18477 to not produce negative array indices if not allowed. Add
18478 parameter to indicate that.
18479 (maybe_fold_offset_to_component_ref): Allow negative array
18480 indices only for the first member of a structure.
18481 (maybe_fold_offset_to_reference): Allow negative array indices.
18482 (maybe_fold_stmt_addition): Likewise.
18484 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18485 Anatoly Sokolov <aesok@post.ru>
18487 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18488 (avr_arch): Add ARCH_AVR6.
18489 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18490 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18491 instead of fixed value 2.
18492 (print_operand_address): Use gs() asm specifier instead of pm().
18493 (avr_assemble_integer): (Ditto.).
18494 (avr_output_addr_vec_elt): (Ditto.).
18495 (print_operand): Handle "!" code.
18496 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18497 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18498 (AVR_HAVE_EIJMP_EICALL): Define.
18499 (AVR_3_BYTE_PC): Redefine.
18500 (AVR_2_BYTE_PC): (Ditto.).
18501 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18502 (LINK_SPEC): Add atmega2560 and atmega2561.
18503 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18505 * config/avr/avr.md (call_insn): Use eicall instead of icall
18506 for 3 byte PC devices.
18507 (call_value_insn): (Ditto.).
18508 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18509 (indirect_jump): Use only for for 2 byte PC devices.
18510 (*tablejump): (Ditto.).
18511 (*indirect_jump_avr6): Add insn.
18512 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18513 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18514 instead of ijmp for 3 byte PC devices.
18515 (__tablejump2__): (Ditto.).
18516 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18517 (MULITLIB_DIRNAMES): (Ditto.).
18518 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18520 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18522 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18523 "sse2_umulsidi3". Use V1DI mode for operand 0.
18524 ("mmx_psadbw"): Use V1DI mode for operand 0.
18525 * config/i386/i386-modes.def (V1SI): New vector mode.
18526 * config/i386/i386.c (struct builtin_description)
18527 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18528 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18529 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18530 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18531 v1di_ftype_v8qi_v8qi type.
18532 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18534 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18535 __builtin_ia32_pmuludq]: Fix the mode of return value.
18537 2008-03-15 Richard Guenther <rguenther@suse.de>
18539 PR middle-end/35595
18540 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18543 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18545 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18546 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18547 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18548 unless TARGET_SERIALIZE_VOLATILE is enabled.
18549 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18550 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18551 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18553 2008-03-14 Richard Guenther <rguenther@suse.de>
18555 PR tree-optimization/34172
18556 * tree-flow.h (refs_may_alias_p): Declare.
18557 (get_single_def_stmt): Likewise.
18558 (get_single_def_stmt_from_phi): Likewise.
18559 (get_single_def_stmt_with_phi): Likewise.
18560 * tree-dfa.c (refs_may_alias_p): New function.
18561 (get_single_def_stmt): Likewise.
18562 (get_single_def_stmt_from_phi): Likewise.
18563 (get_single_def_stmt_with_phi): Likewise.
18564 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18565 (vn_reference_lookup_1): New helper function.
18566 (vn_reference_lookup): Walk the virtual use-def chain to
18567 continue searching for a match if the def does not alias the
18568 reference we are looking for.
18570 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18572 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18573 archive and Perzl. Update The Written Word listing.
18575 2008-03-14 Richard Guenther <rguenther@suse.de>
18577 PR tree-optimization/34043
18578 PR tree-optimization/33989
18579 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18581 (bitmap_find_leader): Use extra argument to verify dominance
18582 relationship inside a basic-block.
18583 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18584 (find_leader_in_sets): Adjust.
18585 (create_component_ref_by_pieces): Take extra argument for
18586 dominance check, handle lookup failures.
18587 (find_or_generate_expression): Likewise.
18588 (create_expression_by_pieces): Likewise.
18589 (insert_into_preds_of_block): Adjust.
18590 (create_value_expr_from): If asked for, verify all operands
18591 are in the blocks AVAIL_OUT set.
18592 (make_values_for_stmt): Check for SSA_NAMEs that are life
18593 over an abnormal edge.
18594 (compute_avail): Remove such check.
18595 (do_SCCVN_insertion): New function.
18596 (eliminate): If we do not find a leader suitable for replacement
18597 insert a replacement expression from SCCVN if available.
18598 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18599 (struct vn_ssa_aux): Add needs_insertion flag.
18600 * tree-ssa-sccvn.c (may_insert): New global flag.
18601 (copy_reference_ops_from_ref): Value-number union member access
18602 based on its size, not type and member if insertion is allowed.
18603 (visit_reference_op_load): For a weak match from union type
18604 punning lookup a view-converted value and insert a SSA_NAME
18605 for that value if that is not found.
18606 (visit_use): Make dumps shorter. Do not disallow value numbering
18607 SSA_NAMEs that are life over an abnormal edge to constants.
18608 (free_scc_vn): Release inserted SSA_NAMEs.
18609 (run_scc_vn): New flag to specify whether insertion is allowed.
18610 Process SSA_NAMEs in forward order.
18611 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18612 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18613 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18614 pointer type to/from integral types that do not change the
18615 precision to regular conversions.
18617 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18619 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18620 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18621 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18622 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18623 input arguments and the mode of return value. Built-in functions
18624 that operate on whole 64-bit MMX register now use V1DI mode.
18626 2008-03-13 Alon Dayan <alond@il.ibm.com>
18627 Olga Golovanevsky <olga@il.ibm.com>
18629 PR tree-optimization/35041
18630 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18631 to locate the right position in a statement.
18633 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18637 * config/i386/xmmintrin.h: Change all static inline functions to
18638 extern inline and add __gnu_inline__ attribute.
18639 * config/i386/bmintrin.h: Ditto.
18640 * config/i386/smmintrin.h: Ditto.
18641 * config/i386/tmmintrin.h: Ditto.
18642 * config/i386/mmintrin-common.h: Ditto.
18643 * config/i386/ammintrin.h: Ditto.
18644 * config/i386/emmintrin.h: Ditto.
18645 * config/i386/pmmintrin.h: Ditto.
18646 * config/i386/mmintrin.h: Ditto.
18647 * config/i386/mm3dnow.h: Ditto.
18649 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18651 PR middle-end/35185
18652 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18653 (lower_omp_2): New function.
18654 (lower_omp_1, lower_omp): Rewritten.
18656 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18659 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18660 with the phrase "Microsoft Windows compilers".
18661 (Push/Pop Macro Pragmas): New subsection. Document
18662 #pragma push_macro and pragma pop_macro.
18664 2008-03-12 Paul Brook <paul@codesourcery.com>
18666 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18668 2008-03-12 Paul Brook <paul@codesourcery.com>
18670 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18671 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18672 (thumb2_addsi_shortim): Rename ...
18673 (thumb2_addsi_short): ... to this. Allow register operands.
18674 (thumb2_subsi_short): New pattern.
18675 (thumb2_one_cmplsi2_short,
18676 thumb2_negsi2_short): New patterns and peepholes.
18678 2008-03-12 Paul Brook <paul@codesourcery.com>
18680 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18682 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18684 * config/i386/i386.md (int_cond): New code iterator.
18686 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18687 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18688 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18689 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18690 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18691 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18692 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18693 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18695 2008-03-12 Paul Brook <paul@codesourcery.com>
18697 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18698 instead of {arm,thumb}_compute_save_reg_mask.
18699 (output_return_instruction): Ditto.
18700 (thumb_unexpanded_epilogue): Ditto.
18701 (thumb1_expand_prologue): Ditto.
18702 (thumb1_output_function_prologue): Ditto.
18703 (arm_set_return_address): Ditto.
18704 (thumb_set_return_address): Ditto.
18705 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18706 regs to achieve stack alignment.
18707 (thumb1_compute_save_reg_mask): Fix compiler warning.
18708 (arm_output_epilogue): Use offsets->saved_regs_mask.
18709 Adjust stack pointer by poping call clobered registers.
18710 (arm_expand_prologue): Use offsets->saved_regs_mask.
18711 Adjust stack pointer by pushing extra registers.
18712 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18714 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18717 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18718 conversion to the operands of a multiplication.
18720 2008-03-12 Richard Guenther <rguenther@suse.de>
18722 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18723 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18724 * timevar.def (TV_TREE_PHIPROP): Add.
18725 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18726 pass description. Use TV_TREE_PHIPROP.
18727 * tree-ssa-forwprop.c: Remove phiprop code.
18729 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18731 PR middle-end/35549
18732 * omp-low.c (maybe_lookup_decl): Constify first argument.
18733 (use_pointer_for_field): Change last argument from bool to
18734 omp_context *. Disallow shared copy-in/out in nested
18735 parallel if decl is shared in outer parallel too.
18736 (build_outer_var_ref, scan_sharing_clauses,
18737 lower_rec_input_clauses, lower_copyprivate_clauses,
18738 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18740 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18741 Ira Rosen <irar@il.ibm.com>
18743 * tree-vectorizer.c (free_stmt_vec_info): New function.
18744 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18745 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18746 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18747 * tree-vect-transform.c (vectorizable_conversion): Free
18748 vec_oprnds0 if it was allocated.
18749 (vect_permute_store_chain): Remove unused VECs.
18750 (vectorizable_store): Free VECs that are allocated in the..
18752 (vect_transform_strided_load, vectorizable_load): Likewise.
18753 (vect_remove_stores): Simplify the code.
18754 (vect_transform_loop): Move code to vect_remove_stores().
18755 Call vect_remove_stores() and free_stmt_vec_info().
18757 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18759 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18760 TARGET_HPUX. Revise comment.
18761 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18762 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18763 Use sr4 variant of `be' instruction when not generating PIC code.
18764 (attr_length_call): Adjust for above change.
18766 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18768 * ipa-reference.c (static_execute): Remove module_statics_const and
18769 associated setting code.
18771 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18774 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18775 predicate for operand 1.
18776 (paritysi2_cmp): Use register_operand predicate for operand 2.
18777 Use earlyclobber modifier for operand 1. Remove support for
18779 (paritydi2_cmp): Use register_operand predicate for operand 3.
18780 Use earlyclobber modifier for operand 1. Remove support for
18783 2008-03-11 Paul Brook <paul@codesourcery.com>
18784 Vladimir Prus <vladimir@codesourcery.com>
18786 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18787 (arm_compute_save_reg0_reg12_mask): Always
18788 check if register 11 must be saved. Always safe hard frame pointer
18789 when frame_pointer_needeed.
18790 (arm_compute_save_reg_mask): Save IP and PC
18791 only with apcs frames.
18792 (arm_output_epilogue): Adjust Thumb2 codepath to
18793 be also invoked and work for ARM non-apcs frames.
18794 (arm_expand_prologue): Don't bother saving IP
18795 for non-apcs frame, since it's not clobbered by
18796 prologue code. Implement non-apcs frame
18799 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18801 PR rtl-optimization/35281
18802 * expr.c (convert_move): Use a new pseudo for the intermediate
18803 from_mode->word_mode result.
18805 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18807 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18808 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18809 * toplev.c (compile_file): Don't call it.
18811 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18813 PR middle-end/35526
18814 * expr.c (store_expr): Call emit_block_move if the mode
18815 of "temp" RTX is BLKmode.
18817 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18818 Richard Guenther <rguenther@suse.de>
18820 PR tree-optimization/31358
18821 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18822 the step with a NULL_TREE.
18823 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18824 to sizetype if type is a pointer type.
18825 (add_candidate_1): Don't convert the base and step to
18826 the generic type if the orginal type is a pointer type.
18827 (add_iv_value_candidates): Use sizetype for the step
18828 if type is a pointer type.
18829 (cand_value_at): Likewise.
18830 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18832 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18833 Don't convert the tem affine to the type.
18834 (add_elt_to_tree): Use sizetype for the step if a pointer.
18835 Use POINTER_PLUS_EXPR for pointers.
18836 (aff_combination_to_tree): Use sizetype for the step if a
18839 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18841 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18842 Remove commutativity hint.
18844 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18848 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18849 errorneous type. Check that v is a VAR_DECL.
18851 PR middle-end/35099
18852 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18854 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18856 PR tree-optimization/35494
18857 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18858 may be overriden at link and run time.
18860 2008-03-10 Richard Guenther <rguenther@suse.de>
18862 PR tree-optimization/34677
18863 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18864 (poolify_tree): Likewise.
18865 (modify_expr_template): Likewise.
18866 (poolify_modify_stmt): Likewise.
18867 (insert_fake_stores): Handle all component-ref style stores
18868 in addition to INDIRECT_REF. Also handle complex types.
18869 Do not poolify the inserted load.
18870 (realify_fake_stores): Do not rebuild the tree but only
18871 make it a SSA_NAME copy.
18872 (init_pre): Remove initialzation of modify_expr_template.
18873 Do not allocate modify_expr_node_pool.
18874 (fini_pre): Do not free modify_expr_node_pool.
18876 2008-03-10 Paul Brook <paul@codesourcery.com>
18878 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18879 to avoid conflicts.
18881 2008-03-10 Paul Brook <paul@codesourcery.com>
18882 Mark Shinwell <shinwell@codesourcery.com>
18884 * config/arm/cortex-r4.md: New.
18885 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18887 * config/arm/arm.md: Include cortex-r4.md.
18888 (insn): Add smmls, sdiv and udiv values.
18889 (generic_sched): Don't use generic scheduling for Cortex-R4.
18890 (arm_issue_rate): New function.
18891 (TARGET_SCHED_ISSUE_RATE): Define.
18893 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18895 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18897 2008-03-10 Richard Guenther <rguenther@suse.de>
18899 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18900 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18902 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18904 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18905 Set default to true.
18907 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18909 * c.opt (Wsynth): Deprecate.
18910 * doc/invoke.texi (Option Summary, Warning Options): Document
18911 -Wno-format-contains-nul.
18913 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18916 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18917 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18919 2008-03-09 Ira Rosen <irar@il.ibm.com>
18921 * config/rs6000/rs6000.c (builtin_description): Rename vector
18922 left shift operations.
18923 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18924 (altivec_vsl<VI_char>): Rename to ...
18925 (ashl<mode>3): ... new name.
18926 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18928 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18930 2008-03-08 Richard Guenther <rguenther@suse.de>
18932 * coverage.h (tree_coverage_counter_addr): Declare.
18933 * coverage.c (tree_coverage_counter_addr): New function.
18934 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18935 before using again.
18936 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18937 (tree_gen_one_value_profiler): Likewise.
18938 (tree_gen_ic_profiler): Likewise.
18939 (tree_gen_average_profiler): Likewise.
18940 (tree_gen_ior_profiler): Likewise.
18942 2008-03-08 Richard Guenther <rguenther@suse.de>
18944 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18945 (vn_binary_op_insert): Likewise.
18946 (vn_unary_op_lookup): Likewise.
18947 (vn_unary_op_insert): Likewise.
18948 (vn_nary_op_lookup): Declare.
18949 (vn_nary_op_insert): Likewise.
18950 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18951 and binary hashes, use a single obstack for unary_op_pool
18952 and binary_op_pool.
18953 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18954 a single struct vn_nary_op_s. Store tree code length and
18955 a variable number of operands.
18956 (struct vn_reference_op_struct): Remove unused op2.
18957 (vn_reference_op_eq): Do not compare op2.
18958 (vn_reference_op_compute_hash): Do not compute hash of op2.
18959 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18960 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18961 with vn_nary_op_compute_hash.
18962 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18963 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18965 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18967 (visit_unary_op): Call nary functions.
18968 (visit_binary_op): Likewise.
18969 (process_scc): Adjust for struct vn_tables_s changes.
18970 (allocate_vn_table): Likewise.
18971 (free_vn_table): Likewise.
18972 * tree-vn.c (vn_add): Call nary functions.
18973 (vn_lookup): Likewise.
18975 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18978 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18979 wdst back after sync_compare_and_swapqhi_internal.
18981 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18984 * config/i386/i386-modes.def (V1DI): New vector mode.
18985 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18986 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18987 (MMXMODE248): Ditto.
18988 (MMXMODE): Add V1DI mode.
18989 (mmxvecsize): Change DI mode to V1DI mode.
18990 ("mov<mode>): Use MMXMODEI8 mode iterator.
18991 ("*mov<mode>_internal_rex64"): Ditto.
18992 ("*mov<mode>_internal"): Ditto.
18993 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18994 ("mmx_sub<mode>3"): Ditto.
18995 ("mmx_adddi3"): Remove insn pattern.
18996 ("mmx_subdi3"): Ditto.
18997 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18998 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18999 ("mmx_ashl<mode>3"): Ditto.
19000 ("mmx_lshrdi3"): Remove insn pattern.
19001 ("mmx_ashldi3"): Ditto.
19002 * config/i386/i386.c (classify_argument): Handle V1DImode.
19003 (function_arg_advance_32): Ditto.
19004 (function_arg_32): Ditto.
19005 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
19006 mmx_addv1di3 insn pattern.
19007 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
19008 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
19009 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
19010 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
19011 Remove definitions of built-in functions.
19012 (V1DI_type_node): New node.
19013 (v1di_ftype_v1di_int): Ditto.
19014 (v1di_ftype_v1di_v1di): Ditto.
19015 (v2si_ftype_v2si_si): Ditto.
19016 (v4hi_ftype_v4hi_di): Remove node.
19017 (v2si_ftype_v2si_di): Ditto.
19018 (ix86_init_mmx_sse_builtins): Handle V1DImode.
19019 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
19020 Redefine builtins using def_builtin_const with *_ftype_*_int node.
19021 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
19022 Add new builtins using def_builtin_const.
19023 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
19024 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
19025 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
19026 * config/i386/mmintrin.h (__v1di): New typedef.
19027 (_mm_add_si64): Cast arguments to __v1di type.
19028 (_mm_sub_si64): Ditto.
19029 (_mm_sll_pi16): Cast __count to __v4hi type.
19030 (_mm_sll_pi32): Cast __count to __v2si type.
19031 (_mm_sll_si64): Cast arguments to __v1di type.
19032 (_mm_srl_pi16): Cast __count to __v4hi type.
19033 (_mm_srl_pi32): Cast __count to __v2si type.
19034 (_mm_srl_si64): Cast arguments to __v1di type.
19035 (_mm_sra_pi16): Cast __count to __v4hi type.
19036 (_mm_sra_pi32): Cast __count to __v2si type.
19037 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
19038 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
19039 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
19040 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
19041 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
19042 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
19043 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
19044 (_mm_srai_pi32): Use __builtin_ia32_psradi.
19045 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
19046 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19047 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19048 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
19050 2008-03-07 Joseph Myers <joseph@codesourcery.com>
19052 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
19054 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
19057 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
19058 reg+const addressing for Altivec modes. Don't generate reg+reg
19059 addressing for TFmode or TDmode quantities.
19061 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
19063 * c-common.c (vector_types_convertible_p): Call langhook
19064 instead of comptypes.
19066 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
19069 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
19070 integral and scalar float variables which have a
19073 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
19075 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
19076 dwarf_register_span hook when emitting unwind information for
19077 register-to-memory saves.
19078 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
19079 (rs6000_frame_related): Remove call to spe_synthesize_frame.
19081 2008-03-06 Jakub Jelinek <jakub@redhat.com>
19083 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
19084 for the same VAR_DECL.
19086 2008-03-06 Tom Tromey <tromey@redhat.com>
19088 * treelang: Delete.
19089 * doc/standards.texi (Standards): Don't mention treelang.
19090 * doc/invoke.texi (Overall Options): Don't mention treelang.
19091 * doc/install.texi (Prerequisites): Don't mention bison or
19093 (Configuration): Don't mention treelang.
19094 (Building): Likewise.
19095 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
19097 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
19099 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
19100 word-extractions out of a multi-word object.
19102 2008-03-06 Richard Guenther <rguenther@suse.de>
19104 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
19105 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
19106 result type and precision.
19107 * expr.c (get_inner_reference): Set unsignedp based on the result
19108 type of BIT_FIELD_REF.
19109 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
19110 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
19111 (try_instantiate_multiple_fields): Likewise. Use the correct type
19113 (sra_build_assignment): Likewise.
19114 (sra_build_elt_assignment): Likewise.
19115 (sra_explode_bitfield_assignment): Likewise.
19116 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
19117 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
19118 set BIT_FIELD_REF_UNSIGNED.
19119 (vectorizable_load): Likewise.
19121 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
19123 * cse.c (cse_extended_basic_block): Invalidate artificial defs
19126 2008-03-06 Richard Guenther <rguenther@suse.de>
19128 * alias.c (struct alias_set_entry): Move has_zero_child field
19129 to pack with alias_set.
19131 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19133 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19136 2008-03-05 Ian Lance Taylor <iant@google.com>
19138 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
19140 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
19142 * fwprop.c (update_df): Support width and offset parameters of
19144 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
19145 global_conflicts): 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-scan.c (df_ref_record, df_defs_record,
19149 df_ref_create_structure, df_def_record_1, df_uses_record,
19150 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
19151 df_bb_refs_collect, df_entry_block_defs_collect,
19152 df_exit_block_uses_collect): Support new width and offset fields.
19153 (ref_extract_pool): New storage pool.
19154 (df_free_ref): New function.
19155 (df_reg_chain_unlink, df_free_collection_rec,
19156 df_sort_and_compress_refs): Call df_free_ref.
19157 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
19159 (df_ref_create_structure): Allocate df_ref_extract if offset and
19160 width fields are used.
19161 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
19162 (df_uses_record): Get offset and width from ZERO_EXTRACT
19164 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
19165 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19166 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19167 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
19168 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19169 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19170 (df_ref_extract): New structure.
19171 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
19172 (df_ref_create): Add width and offset parameters.
19174 2008-03-05 Richard Guenther <rguenther@suse.de>
19176 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19177 Use ranges_overlap_p.
19178 (offset_overlaps_with_access): Rename
19179 to ranges_overlap_p and move ...
19180 * tree-flow-inline.h (ranges_overlap_p): ... here.
19182 * tree.h (get_inner_reference, handled_component_p): Update
19185 * tree.h (record_component_aliases, get_alias_set,
19186 alias_sets_conflict_p, alias_sets_must_conflict_p,
19187 objects_must_conflict_p): Move declarations ...
19188 * alias.h (record_component_aliases, get_alias_set,
19189 alias_sets_conflict_p, alias_sets_must_conflict_p,
19190 objects_must_conflict_p): ... here.
19191 Include coretypes.h.
19192 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
19194 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
19196 * cfg.c: Include tree-flow.h.
19197 (remove_edge_raw): Call redirect_edge_var_map_clear.
19198 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
19199 * tree-flow-inline.h (redirect_edge_var_map_def): New.
19200 (redirect_edge_var_map_result): New.
19201 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
19202 PENDING_STMT use with redirect_edge_var_map_*.
19203 * tree-ssa.c (edge_var_maps): New definition.
19204 (redirect_edge_var_map_add): New.
19205 (redirect_edge_var_map_clear): New.
19206 (redirect_edge_var_map_dup): New.
19207 (redirect_edge_var_map_vector): New.
19208 (redirect_edge_var_map_destroy): New.
19209 (ssa_redirect_edge): Replace PENDING_STMT use with
19210 redirect_edge_var_map_*.
19211 (flush_pending_stmts): Same.
19212 (delete_tree_ssa): Destroy edge var map.
19213 * tree-flow.h (struct _edge_var_map): New.
19214 Define edge_var_map vector type.
19215 Declare redirect_edge_var_map_* prototypes.
19216 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
19217 * tree-cfg.c (reinstall_phi_args): Replace
19218 PENDING_STMT use with redirect_edge_var_map_*.
19220 2008-03-05 Richard Guenther <rguenther@suse.de>
19222 PR tree-optimization/35472
19223 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
19224 whose single use_stmt has a overlapping set of loaded and
19225 stored symbols as that use_stmt might be a noop assignment then.
19227 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19229 * gthr-rtems.h: Implement __gthread_mutex_destroy.
19231 2008-03-05 Richard Guenther <rguenther@suse.de>
19234 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
19235 should be constants.
19236 * tree-cfg.c (verify_expr): Verify it.
19237 * fold-const.c (fold_truthop): Remove code generating
19238 BIT_FIELD_REFs of structure bases.
19239 (fold_binary): Likewise.
19240 (fold_ternary): Position and size of BIT_FIELD_REFs are
19241 always host integers.
19242 (make_bit_field_ref): Remove.
19243 (optimize_bit_field_compare): Remove.
19244 (all_ones_mask_p): Remove.
19246 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
19249 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
19250 (split_block_and_df_analyze): New. Split basic block and rebuild
19252 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
19254 (split_pattern_seq): Likewise.
19255 (erase_matching_seqs): Likewise.
19256 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
19258 2008-03-04 Geoff Keating <geoffk@apple.com>
19260 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
19261 declaration and code.
19262 (tree_invalid_nonnegative_warnv_p): Likewise.
19264 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
19266 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
19267 examples. Truncate option-names then causing overfull hbox.
19269 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19272 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
19274 * configure: Rebuilt.
19276 2008-03-04 Rafael Espíndola <espindola@google.com>
19278 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
19279 (tree_unary_nonnegative_warnv_p): New.
19280 (tree_binary_nonnegative_warnv_p): New.
19281 (tree_single_nonnegative_warnv_p): New.
19282 (tree_invalid_nonnegative_warnv_p): New.
19283 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
19285 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19288 * opts.c (handle_option): Postpone 'unknown option' errors only for
19291 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
19294 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
19297 2008-03-04 Rafael Espíndola <espindola@google.com>
19299 * fold-const.c (tree_unary_nonzero_warnv_p): New.
19300 (tree_binary_nonzero_warnv_p): New.
19301 (tree_single_nonzero_warnv_p): New.
19302 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19304 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19306 PR middle-end/35456
19307 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19308 transformations for modes that have signed zeros.
19309 * ifcvt.c (noce_try_abs): Ditto.
19311 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19313 * config/i386/i386.c (override_options): Force
19314 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19316 2008-03-04 Jan Hubicka <jh@suse.cz>
19319 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19322 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19324 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19325 label to probe the stack.
19327 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19329 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19330 (__gthr_win32_mutex_destroy): Declare.
19331 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19332 __gthr_win32_mutex_destroy.
19333 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19335 2008-03-03 Jan Hubicka <jh@suse.cz>
19338 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19339 aggressive on inlining cold calls.
19341 2008-03-03 Richard Guenther <rguenther@suse.de>
19343 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19344 struct copies into the expression table.
19345 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19346 (try_to_simplify): Likewise.
19347 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19348 integral and pointer arguments which do not change the
19349 precision to NOP_EXPRs.
19350 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19351 VIEW_CONVERT_EXPR case.
19353 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19355 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19356 defined in a loop at depth 0 is invariant.
19357 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19358 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19359 be called at loop depth 0.
19361 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19364 * gcc.c (process_command): Update copyright notice dates.
19365 * gcov.c (print_version): Likewise.
19366 * gcov-dump.c (print_version): Likewise.
19367 * mips-tfile.c (main): Likewise.
19368 * mips-tdump.c (main): Likewise.
19370 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19373 * c-common.c (flag_permissive): Delete.
19374 (constant_expression_warnings): Check flags first.
19375 (constant_expression_error): New.
19376 * c-common.h (flag_permissive): Delete.
19377 (constant_expression_error): Declare.
19378 * flags.h (flag_permissive): Declare. Update description.
19379 * diagnostic.c (pedwarn): Update.
19381 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19382 (permissive_error_kind): New.
19383 * toplev.c (flag_permissive): Define. Update description.
19384 * toplev.h (permissive_error_kind): Declare.
19385 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19386 (pedwarn_c90): Use pedantic_warning_kind.
19387 * c-opts.c (c_common_post_options): flag_permissive does not affect
19388 flag_pedantic_errors.
19390 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19392 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19393 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19394 __absvsi2, __absvDI2): Use unsigned arithmetic.
19396 2008-03-02 Andi Kleen <ak@suse.de>
19397 Richard Guenther <rguenther@suse.de>
19399 * struct-equiv.c: Remove file.
19400 * cfg_cleanup.c (condjump_equiv_p): Remove.
19401 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19402 (struct-equiv.o): Remove rule.
19403 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19404 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19405 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19407 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19409 * ifcvt.c (noce_process_if_block): Try to handle only the then
19410 block if the else block exists but isn't suitable.
19412 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19415 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19416 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19417 regression from previous patch.
19419 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19422 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19424 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19425 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19426 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19427 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19428 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19429 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19430 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19431 (__gthread_mutex_destroy_function): Rename to
19432 __gthread_mutex_destroy.
19433 * gthr-dce.h (__gthread_mutex_destroy): Call
19434 pthread_mutex_destroy.
19435 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19436 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19437 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19439 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19441 * df-scan.c (df_ref_chain_change_bb): Simplify.
19442 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19443 set_block_for_insn if there's any change.
19444 * df.h ((df_insn_change_bb): Fix prototype.
19445 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19446 df_insn_change_bb, don't call set_block_for_insn.
19447 * emit-rtl.c (reorder_insns): Likewise.
19448 * haifa-sched.c (move_insn): Likewise.
19450 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19452 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19454 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19456 * tree-flow-inline.h (next_readonly_imm_use): Return
19457 NULL_USE_OPERAND_P after the end.
19459 2008-03-01 Richard Guenther <rguenther@suse.de>
19461 PR tree-optimization/35411
19462 * tree-sra.c (sra_build_assignment): Split conversion to
19463 final type to a separate statement if we are not assigning
19466 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19468 * fold-const.c (fold_convertible_p): Correct the logic to follow
19469 that in fold_convert().
19471 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19474 * tree-inline.c (build_duplicate_type): When we make a
19475 duplicate type, make it unique in the canonical types system.
19477 2008-02-29 Tom Tromey <tromey@redhat.com>
19479 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19480 input_file_stack_history, input_file_stack_restored): Remove.
19481 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19482 * input.h (struct file_stack): Remove.
19483 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19484 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19486 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19488 (diagnostic_last_module_changed): Add 'map' argument.
19489 (diagnostic_set_last_function): Likewise.
19490 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19491 line map, not input_file_stack.
19492 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19494 2008-02-29 Paul Brook <paul@codesourcery.com>
19496 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19498 2008-02-29 Paul Brook <paul@codesourcery.com>
19500 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19502 2008-02-29 Richard Guenther <rguenther@suse.de>
19504 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19506 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19507 value for comparing for a store match.
19508 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19509 (try_to_simplify): Do not do a full-blown reference lookup.
19511 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19513 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19514 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19516 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19518 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19520 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19521 strides against cache sizes.
19523 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19525 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19528 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19530 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19531 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19532 is smaller than the original promoted value.
19533 (simplify_subreg): If OP is a SUBREG, try to preserve its
19534 SUBREG_PROMOTED_VAR_P information.
19536 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19538 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19539 (VN_INFO_GET): Allocate new objects on the obstack.
19540 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19541 for rpo_numbers_temp, for consistency.
19542 (free_scc_vn): Free the obstack.
19544 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19546 * doc/invoke.texi: Document -ftree-loop-distribution.
19547 * tree-loop-distribution.c: New.
19548 * tree-pass.h (pass_loop_distribution): New.
19549 * graphds.h (struct graph): Add htab_t indices.
19550 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19551 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19552 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19553 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19554 * tree-data-ref.c (debug_data_dependence_relations): New.
19555 (dump_data_dependence_relation): Also print data references.
19556 (free_data_ref): Extern.
19557 (same_access_functions): Moved...
19558 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19559 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19560 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19561 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19562 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19563 (stmts_from_loop): Skip LABEL_EXPR.
19564 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19566 (build_rdg): Initialize rdg->indices htab.
19567 (free_rdg, stores_from_loop, ref_base_address,
19568 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19569 have_similar_memory_accesses_1, ref_base_address_1,
19570 remove_similar_memory_refs): New.
19571 * tree-data-ref.h: Depend on tree-chrec.h.
19572 (debug_data_dependence_relations, free_data_ref): Declared.
19573 (same_access_functions): ... here.
19574 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19576 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19577 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19578 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19579 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19580 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19581 rdg_vertex_for_stmt): Declared.
19582 (struct rdg_edge): Add level.
19584 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19585 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19587 (rdg_has_similar_memory_accesses): New.
19588 * tree-vect-analyze.c: Remove unused static decls.
19589 * lambda.h (dependence_level): New.
19590 * common.opt (ftree-loop-distribution): New.
19591 * tree-flow.h (mark_virtual_ops_in_bb,
19592 slpeel_tree_duplicate_loop_to_edge_cfg,
19593 rename_variables_in_loop): Declared.
19594 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19595 (OBJS-common): Add tree-loop-distribution.o.
19596 (tree-loop-distribution.o): New rule.
19597 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19598 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19599 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19601 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19604 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19605 other than structures and unions.
19607 2008-02-28 Richard Guenther <rguenther@suse.de>
19610 2008-02-26 Richard Guenther <rguenther@suse.de>
19612 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19613 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19614 (lookup_decl_from_uid): Declare.
19615 (remove_decl_from_map): Likewise.
19616 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19617 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19618 (decl_for_uid_map): New global hashtable mapping DECL_UID
19620 (init_ttree): Allocate it.
19621 (insert_decl_to_uid_decl_map): New helper function.
19622 (make_node_stat): Insert new decls into the map.
19623 (copy_node_stat): Likewise.
19624 (lookup_decl_from_uid): New function.
19625 (remove_decl_from_map): Likewise.
19626 (print_decl_for_uid_map_statistics): New helper.
19627 (dump_tree_statistics): Call it.
19629 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19630 (referenced_var_iterator): Adjust.
19631 (FOR_EACH_REFERENCED_VAR): Adjust.
19632 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19633 (num_referenced_vars): Adjust.
19634 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19635 (first_referenced_var): Remove.
19636 (end_referenced_vars_p): Likewise.
19637 (next_referenced_var): Likewise.
19638 (referenced_var_iterator_set): New helper function.
19639 * tree-dfa.c (referenced_var_lookup): Adjust.
19640 (referenced_var_check_and_insert): Likewise.
19641 (remove_referenced_var): Likewise.
19642 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19643 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19644 (verify_call_clobbering): Likewise.
19645 (verify_memory_partitions): Likewise.
19646 (init_tree_ssa): Allocate bitmap instead of hashtable for
19648 (delete_tree_ssa): Adjust.
19649 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19650 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19651 (compute_tag_properties): Likewise.
19652 (set_initial_properties): Likewise.
19653 (find_partition_for): Likewise.
19654 (update_reference_counts): Likewise.
19655 (dump_may_aliases_for): Likewise.
19656 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19657 (add_call_clobber_ops): Likewise.
19658 (add_call_read_ops): Likewise.
19659 (get_asm_expr_operands): Likewise.
19660 * tree-into-ssa.c (dump_decl_set): Likewise.
19661 (update_ssa): Likewise.
19662 * tree-sra.c (scan_function): Likewise.
19663 (decide_instantiations): Likewise.
19664 (scalarize_parms): Likewise.
19665 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19666 (dsa_named_for): Likewise.
19667 * tree-ssa-structalias.c (update_alias_info): Likewise.
19668 (merge_smts_into): Likewise.
19670 2008-02-27 David Daney <ddaney@avtrex.com>
19673 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19674 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19675 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19676 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19677 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19679 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19682 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19683 (BUILT_IN_NEXTTOWARD): Remove.
19684 (BUILT_IN_NEXTTOWARDF): Ditto.
19685 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19686 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19688 2008-02-27 Tom Tromey <tromey@redhat.com>
19690 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19691 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19693 2008-02-27 Jan Beulich <jbeulich@novell.com>
19695 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19696 update the respective field on newdecl.
19698 2008-02-27 Revital Eres <eres@il.ibm.com>
19700 PR rtl-optimization/34999
19701 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19702 crossing edges that ends with a call insn.
19703 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19704 call insn and clear the EDGE_CROSSING flag of the crossing edge
19705 when fixing fallthru edges.
19707 2008-02-27 Richard Guenther <rguenther@suse.de>
19709 PR middle-end/35390
19710 * fold-const.c (fold_unary): Return the correct argument,
19711 converted to the result type.
19713 2008-02-27 Richard Guenther <rguenther@suse.de>
19715 PR middle-end/34971
19716 * expr.c (expand_expr_real_1): Assert on rotates that operate
19718 * fold-const.c (fold_binary): Use the types precision, not the
19719 bitsize of the mode if folding rotate expressions. Build rotates
19720 only for full modes.
19722 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19724 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19725 and CPP_PRAGMA_EOL.
19726 * c-pragma.c (pragma_ns_name): New typedef.
19727 (registered_pp_pragmas): New variable.
19728 (c_pp_lookup_pragma): New function.
19729 (c_register_pragma_1): If flag_preprocess_only, do nothing
19730 for non-expanded pragmas, for expanded ones push pragma's
19731 namespace and name into registered_pp_pragmas vector.
19732 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19733 flag_preprocess_only, don't register GCC pch_preprocess
19734 pragma if flag_preprocess_only.
19735 * c-opts.c (c_common_init): Call init_pragma even if
19736 flag_preprocess_only.
19737 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19738 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19739 cpp_register_pragma if flag_preprocess_only.
19741 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19744 * c-parser.c (c_parser_translation_unit): Warn for empty
19745 translation unit, not empty source file.
19747 2008-02-26 Paul Brook <paul@codesourcery.com>
19749 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19750 operand for Thumb-2.
19751 * config/arm/arm.h (reg_class): Add CORE_REGS.
19752 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19753 (BASE_REG_CLASS): Use CORE_REGS.
19754 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19755 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19756 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19757 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19758 ARM_REGNO_OK_FOR_INDEX_P.
19759 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19760 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19761 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19762 (ldm/stm peepholes): Ditto.
19763 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19764 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19765 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19766 * config/arm/constraints.md: Enable "k" constraint on ARM.
19768 2008-02-27 Ben Elliston <bje@au.ibm.com>
19770 * config/rs6000/rs6000.c: Annotate cache line size field in all
19771 instances of struct processor_costs.
19773 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19775 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19776 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19777 jump_bypass): New counters.
19778 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19779 * dce.c (gate_ud_dce): Same.
19780 (gate_fast_dce): Same.
19781 * dse.c (gate_dse1): New function.
19782 (gate_dse2): New function.
19783 (gate_dse): Merge results of new gate functions.
19784 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19785 (gate_handle_jump_bypass): Add dbg_cnt.
19786 (gate_handle_gcse): Add dbg_cnt.
19787 * ifcvt.c (gate_handle_if_conversion): Same.
19788 (gate_handle_if_after_combine): Same.
19789 (gate_handle_if_after_reload): Same.
19790 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19792 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19794 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19796 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19798 2008-02-26 Jason Merrill <jason@redhat.com>
19801 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19802 alone if it's the naming decl for the type's main variant.
19804 2008-02-26 Tom Tromey <tromey@redhat.com>
19806 * system.h (USE_MAPPED_LOCATION): Poison.
19807 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19808 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19809 (make_goto_expr_edges): Likewise.
19810 (remove_bb): Likewise.
19811 (execute_warn_function_return): Likewise.
19812 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19814 * c-common.c (fname_decl): Remove old location code.
19815 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19817 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19819 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19820 (gen_rtx_ASM_INPUT): Likewise.
19821 (gen_rtx_ASM_INPUT_loc): Likewise.
19822 (get_rtx_asm_OPERANDS): Remove.
19823 * cfglayout.c (insn_locators_alloc): Remove old location code.
19824 (set_curr_insn_source_location): Likewise.
19825 (curr_insn_locator): Likewise.
19826 * print-tree.c (print_node): Remove old location code.
19827 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19828 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19829 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19830 location_from_locus.
19831 (construct_exit_block): Remove old location code.
19832 * emit-rtl.c (force_next_line_note): Remove old location code.
19833 * profile.c (branch_prob): Remove old location code.
19834 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19835 LOC_LINE): Remove old-location variants.
19836 * langhooks.c (lhd_print_error_function): Remove old location
19838 * configure, config.in: Rebuilt.
19839 * configure.ac (--enable-mapped-location): Remove.
19840 * c-decl.c (c_init_decl_processing): Remove old location code.
19841 (finish_function): Likewise.
19842 * recog.c (decode_asm_operands): Remove old location code.
19843 * c-pch.c (c_common_read_pch): Remove old location code.
19844 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19846 * gimple-low.c (lower_function_body): Remove old location code.
19847 * toplev.c (unknown_location): Remove.
19848 (push_srcloc): Remove old-location variant.
19849 (process_options): Remove old location code.
19850 (lang_dependent_init): Likewise.
19851 * input.h (UNKNOWN_LOCATION): Move definition.
19852 (location_t): Undeprecate.
19853 (source_locus): Remove.
19854 (location_from_locus): Remove.
19855 (struct location_s): Remove.
19856 Remove all old-location code.
19857 (input_line, input_filename): Remove.
19858 * final.c (final_scan_insn): Remove old location code.
19859 * diagnostic.c (diagnostic_build_prefix): Remove
19860 USE_MAPPED_LOCATION test.
19861 * tree.h (gimple_stmt) <locus>: Now a location_t.
19862 (tree_exp) <locus>: Likewise.
19863 (DECL_IS_BUILTIN): Remove old-location variant.
19864 (annotate_with_file_line, annotate_with_locus): Likewise.
19865 (expr_locus, set_expr_locus): Update.
19866 * tree.c (build1_stat): Remove old location code.
19867 (last_annotated_node): Remove.
19868 (annotate_with_file_line): Remove old-location variant.
19869 (annotate_with_locus): Likewise.
19870 (expr_location): Remove old location code.
19871 (set_expr_location): Likewise.
19872 (expr_has_location): Likewise.
19873 (expr_locus): Likewise.
19874 (set_expr_locus): Likewise.
19875 (expr_filename): Don't use location_from_locus.
19876 (expr_lineno): Likewise.
19877 * rtl-error.c (location_for_asm): Remove old location code.
19878 * c-lex.c (cb_line_change): Remove old location code.
19879 (fe_file_change): Likewise.
19880 (cb_def_pragma): Likewise.
19881 (c_lex_with_flags): Likewise.
19882 * gengtype.c (do_typedef): Don't special-case location types.
19883 (define_location_structures): Remove.
19884 (main): Don't call define_location_structures.
19885 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19888 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19891 * builtins.def (BUILT_IN_STDARG_START): Remove.
19892 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19893 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19894 * tree-inline.c (inline_forbidden_p_1): Likewise.
19896 2008-02-26 Richard Guenther <rguenther@suse.de>
19898 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19899 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19900 (lookup_decl_from_uid): Declare.
19901 (remove_decl_from_map): Likewise.
19902 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19903 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19904 (decl_for_uid_map): New global hashtable mapping DECL_UID
19906 (init_ttree): Allocate it.
19907 (insert_decl_to_uid_decl_map): New helper function.
19908 (make_node_stat): Insert new decls into the map.
19909 (copy_node_stat): Likewise.
19910 (lookup_decl_from_uid): New function.
19911 (remove_decl_from_map): Likewise.
19912 (print_decl_for_uid_map_statistics): New helper.
19913 (dump_tree_statistics): Call it.
19915 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19916 (referenced_var_iterator): Adjust.
19917 (FOR_EACH_REFERENCED_VAR): Adjust.
19918 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19919 (num_referenced_vars): Adjust.
19920 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19921 (first_referenced_var): Remove.
19922 (end_referenced_vars_p): Likewise.
19923 (next_referenced_var): Likewise.
19924 (referenced_var_iterator_set): New helper function.
19925 * tree-dfa.c (referenced_var_lookup): Adjust.
19926 (referenced_var_check_and_insert): Likewise.
19927 (remove_referenced_var): Likewise.
19928 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19929 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19930 (verify_call_clobbering): Likewise.
19931 (verify_memory_partitions): Likewise.
19932 (init_tree_ssa): Allocate bitmap instead of hashtable for
19934 (delete_tree_ssa): Adjust.
19935 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19936 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19937 (compute_tag_properties): Likewise.
19938 (set_initial_properties): Likewise.
19939 (find_partition_for): Likewise.
19940 (update_reference_counts): Likewise.
19941 (dump_may_aliases_for): Likewise.
19942 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19943 (add_call_clobber_ops): Likewise.
19944 (add_call_read_ops): Likewise.
19945 (get_asm_expr_operands): Likewise.
19946 * tree-into-ssa.c (dump_decl_set): Likewise.
19947 (update_ssa): Likewise.
19948 * tree-sra.c (scan_function): Likewise.
19949 (decide_instantiations): Likewise.
19950 (scalarize_parms): Likewise.
19951 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19952 (dsa_named_for): Likewise.
19953 * tree-ssa-structalias.c (update_alias_info): Likewise.
19954 (merge_smts_into): Likewise.
19956 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19959 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19960 * c-opts.c (c_common_handle_option): Wall enables
19961 Wvolatile-register-var.
19962 * common.opt: Move Wvolatile-register-var to...
19965 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19967 * common.opt (Wlarger-than=): New.
19968 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19970 * opts.c (common_handle_option): Handle -Wlarger-than=.
19971 * optc-gen.awk: Likewise.
19972 * opth-gen.awk: Likewise.
19973 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19974 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19976 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19978 * c-common.c (match_case_to_enum_1): Add appropriate
19979 OPT_W* parameter to warning.
19980 (c_do_switch_warnings): Likewise.
19981 * c-typeck.c (warning_init): Add one more parameter following
19982 'warning' function.
19983 (push_init_level): Update call to warning_init.
19984 (pop_init_level): Likewise.
19985 (add_pending_init): Likewise.
19986 (output_init_element: Likewise.
19988 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19991 * toplev.c (toplev_main): If there are warnings or error, print
19992 errors for ignored options.
19993 * opts.c (ignored_options): New static variable.
19994 (postpone_unknown_option_error): New.
19995 (print_ignored_options): New.
19996 (handle_option): Postpone errors for unknown -Wno-* options.
19997 * opts.h (print_ignored_options): Declare.
19999 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
20001 * config/mips/mips.md (loadgp_blockage, blockage): Change type
20004 2008-02-25 Richard Guenther <rguenther@suse.de>
20007 2008-02-25 Richard Guenther <rguenther@suse.de>
20009 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20010 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20011 (lookup_decl_from_uid): Declare.
20012 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20013 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20014 (decl_for_uid_map): New global hashtable mapping DECL_UID
20016 (init_ttree): Allocate it.
20017 (insert_decl_to_uid_decl_map): New helper function.
20018 (make_node_stat): Insert new decls into the map.
20019 (copy_node_stat): Likewise.
20020 (lookup_decl_from_uid): New function.
20021 (print_decl_for_uid_map_statistics): New helper.
20022 (dump_tree_statistics): Call it.
20024 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20025 (referenced_var_iterator): Adjust.
20026 (FOR_EACH_REFERENCED_VAR): Adjust.
20027 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20028 (num_referenced_vars): Adjust.
20029 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20030 (first_referenced_var): Remove.
20031 (end_referenced_vars_p): Likewise.
20032 (next_referenced_var): Likewise.
20033 (referenced_var_iterator_set): New helper function.
20034 * tree-dfa.c (referenced_var_lookup): Adjust.
20035 (referenced_var_check_and_insert): Likewise.
20036 (remove_referenced_var): Likewise.
20037 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20038 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20039 (verify_call_clobbering): Likewise.
20040 (verify_memory_partitions): Likewise.
20041 (init_tree_ssa): Allocate bitmap instead of hashtable for
20043 (delete_tree_ssa): Adjust.
20044 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20045 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20046 (compute_tag_properties): Likewise.
20047 (set_initial_properties): Likewise.
20048 (find_partition_for): Likewise.
20049 (update_reference_counts): Likewise.
20050 (dump_may_aliases_for): Likewise.
20051 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20052 (add_call_clobber_ops): Likewise.
20053 (add_call_read_ops): Likewise.
20054 (get_asm_expr_operands): Likewise.
20055 * tree-into-ssa.c (dump_decl_set): Likewise.
20056 (update_ssa): Likewise.
20057 * tree-sra.c (scan_function): Likewise.
20058 (decide_instantiations): Likewise.
20059 (scalarize_parms): Likewise.
20060 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20061 (dsa_named_for): Likewise.
20062 * tree-ssa-structalias.c (update_alias_info): Likewise.
20063 (merge_smts_into): Likewise.
20065 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20068 * doc/invoke.texi (-fcx-limited-range): Document new option.
20069 * toplev.c (process_options): Handle -fcx-fortran-rules.
20070 * common.opt: Add documentation for -fcx-fortran-rules.
20072 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20075 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
20076 actual behaviour and C99.
20078 2008-02-26 Ben Elliston <bje@au.ibm.com>
20080 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
20081 (ASM_CPU_POWER6_SPEC): Likewise.
20082 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
20083 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
20084 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
20086 2008-02-25 Richard Guenther <rguenther@suse.de>
20088 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20089 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20090 (lookup_decl_from_uid): Declare.
20091 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20092 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20093 (decl_for_uid_map): New global hashtable mapping DECL_UID
20095 (init_ttree): Allocate it.
20096 (insert_decl_to_uid_decl_map): New helper function.
20097 (make_node_stat): Insert new decls into the map.
20098 (copy_node_stat): Likewise.
20099 (lookup_decl_from_uid): New function.
20100 (print_decl_for_uid_map_statistics): New helper.
20101 (dump_tree_statistics): Call it.
20103 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20104 (referenced_var_iterator): Adjust.
20105 (FOR_EACH_REFERENCED_VAR): Adjust.
20106 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20107 (num_referenced_vars): Adjust.
20108 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20109 (first_referenced_var): Remove.
20110 (end_referenced_vars_p): Likewise.
20111 (next_referenced_var): Likewise.
20112 (referenced_var_iterator_set): New helper function.
20113 * tree-dfa.c (referenced_var_lookup): Adjust.
20114 (referenced_var_check_and_insert): Likewise.
20115 (remove_referenced_var): Likewise.
20116 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20117 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20118 (verify_call_clobbering): Likewise.
20119 (verify_memory_partitions): Likewise.
20120 (init_tree_ssa): Allocate bitmap instead of hashtable for
20122 (delete_tree_ssa): Adjust.
20123 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20124 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20125 (compute_tag_properties): Likewise.
20126 (set_initial_properties): Likewise.
20127 (find_partition_for): Likewise.
20128 (update_reference_counts): Likewise.
20129 (dump_may_aliases_for): Likewise.
20130 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20131 (add_call_clobber_ops): Likewise.
20132 (add_call_read_ops): Likewise.
20133 (get_asm_expr_operands): Likewise.
20134 * tree-into-ssa.c (dump_decl_set): Likewise.
20135 (update_ssa): Likewise.
20136 * tree-sra.c (scan_function): Likewise.
20137 (decide_instantiations): Likewise.
20138 (scalarize_parms): Likewise.
20139 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20140 (dsa_named_for): Likewise.
20141 * tree-ssa-structalias.c (update_alias_info): Likewise.
20142 (merge_smts_into): Likewise.
20144 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
20147 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
20148 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
20149 * alias.h (nonoverlapping_memrefs_p): Likewise.
20151 2008-02-25 Jan Beulich <jbeulich@novell.com>
20153 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
20154 * config/i386/netware-libgcc.exp: Add __bswap?i2,
20155 __emultls_get_address, __emultls_register_common,
20156 __floatundi?f, and _Unwind_GetIPInfo.
20157 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
20158 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
20159 (gen_regparm_prefix): Likewise.
20160 (i386_nlm_encode_section_info): Sync with
20161 config/i386/winnt.c:i386_pe_encode_section_info().
20162 (i386_nlm_maybe_mangle_decl_assembler_name): New.
20163 i386_nlm_mangle_decl_assembler_name): New.
20164 (netware_override_options): New.
20165 * config/i386/netware.h (netware_override_options): Declare.
20166 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
20167 (i386_nlm_mangle_decl_assembler_name): Declare.
20168 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
20170 2008-02-25 Ben Elliston <bje@au.ibm.com>
20173 * c-decl.c (grokdeclarator): Remove unused local variables
20174 `typedef_type' and `type_as_written'.
20176 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
20177 unused local variable `has_hot_blocks'.
20178 (fix_crossing_conditional_branches): Remove unused local variable
20181 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
20183 PR middle-end/19984
20184 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
20185 using DEF_C99_BUILTIN.
20186 (BUILT_IN_NANF): Ditto.
20187 (BUILT_IN_NANL): Ditto.
20189 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
20190 Revital Eres <eres@il.ibm.com>
20192 * modulo-sched.c (calculate_must_precede_follow): Address TODO
20193 regarding the order of two dependent insns in the same row.
20195 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
20197 * stor-layout.c (layout_decl): Do not bump the alignment of a
20198 bit-field to more than byte alignment if it is packed.
20200 2008-02-24 David Edelsohn <edelsohn@gnu.org>
20202 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
20205 2008-02-24 Diego Novillo <dnovillo@google.com>
20207 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
20210 * tree-vrp.c (vrp_evaluate_conditional): With
20211 -Wtype-limits, emit a warning when comparing against a
20212 constant outside the natural range of OP0's type.
20213 * c.opt (Wtype-limits): Move ...
20214 * common.opt (Wtype-limits): ... here.
20216 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
20218 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
20219 * config/rs6000/e300c2c3.md: New file.
20220 * config/rs6000/rs6000.c (processor_costs): Add new costs for
20222 (rs6000_override_options): Add e300c2 and e300c3 cases to
20223 processor_target_table. Do not allow usage of Altivec or Spe
20224 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
20225 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
20226 * config/rs6000/rs6000.h (processor_type): Add
20227 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
20228 (ASM_CPU_SPEC): Add e300c2 and e300c3.
20229 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
20230 and ppce300c3. Include e300c2c3.md.
20232 2008-02-23 David Edelsohn <edelsohn@gnu.org>
20234 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
20235 instead of TARGET_STRICT_ALIGN.
20237 2008-02-23 Joseph Myers <joseph@codesourcery.com>
20239 * explow.c (memory_address): Assert that the generated address is
20242 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20245 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
20246 * config/darwin-ppc-ldouble-patch.def: New file.
20247 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
20248 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
20249 SUBTARGET_INIT_BUILTINS if defined.
20250 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
20253 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20256 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
20257 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
20259 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20262 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
20263 file" warning condtional on -Winvalid-PCH.
20265 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
20267 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
20269 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
20273 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
20274 prevent reload from using MMX registers.
20275 (*mov<mode>_internal): Ditto.
20276 (*movv2sf_internal_rex64): Ditto.
20277 (*movv2sf_internal): Ditto.
20279 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20281 PR documentation/31569
20282 * doc/install.texi2html: Use makeinfo --no-number-sections.
20284 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20286 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
20287 ensure that we can address an entire entity > 8 bytes. Don't
20288 generate reg+reg addressing for such data.
20290 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20292 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
20293 strings when optimizing for size, unless the target cares about
20296 2008-02-22 Tom Tromey <tromey@redhat.com>
20298 * regclass.c (current_pass): Remove declaration.
20300 2008-02-22 Anatoly Sokolov <aesok@post.ru>
20302 * config/avr/libgcc.S (__RAMPZ__): Define.
20303 (__do_copy_data): Add for devices with 128KB code memory.
20305 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20307 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20309 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20311 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20313 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20316 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20319 * c-typeck.c (build_binary_op): Warn about floating point
20320 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20322 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20325 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20326 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20328 (rs6000_override_options): Set altivec_abi as default, not override,
20329 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20330 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20331 is used; use new member spe_abi.
20332 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20333 spe_abi and altivec_abi.
20335 2008-02-22 Tomas Bily <tbily@suse.cz>
20337 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20339 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20342 * config.build (build_file_translate): Set to `CMD //c' only if
20344 * Makefile.in (build_file_translate): Improve comment.
20346 2008-02-21 Jan Hubicka <jh@suse.cz>
20348 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20349 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20350 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20352 2008-02-21 Michael Matz <matz@suse.de>
20355 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20357 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20359 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20360 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20361 as insn constraint.
20362 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20363 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20364 SSE_VEC_FLOAT_MODE_P as insn constraint.
20365 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20366 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20367 sse4a_movntdf using MODEF mode iterator.
20368 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20369 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20370 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20371 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20372 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20373 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20374 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20376 2008-02-21 Richard Guenther <rguenther@suse.de>
20378 * tree.def (PAREN_EXPR): New tree code.
20379 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20381 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20382 * expr.c (expand_expr_real_1): Likewise.
20383 * tree-inline.c (estimate_num_insns_1): Likewise.
20384 * tree-complex.c (expand_complex_move): Likewise.
20385 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20388 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20391 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20393 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20396 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20398 * config/sh/sh.c (find_barrier): Don't go past
20399 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20401 2008-02-20 DJ Delorie <dj@redhat.com>
20403 * config/h8300/h8300.md (insv): Force source operand to be a register.
20405 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20406 as a jump, not as a plain insn.
20408 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20410 * doc/invoke.texi (Warning Options): Add new option
20411 -Wframe-larger-than=.
20412 (-Wframe-larger-than): Document.
20414 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20415 Add declarations for new option variables.
20417 * final.c (final_start_function): Check the frame size
20418 before emission and issue a Wframe-larger-than warning.
20420 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20421 Add definitions for new option variables.
20422 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20424 * common.opt (Wframe-larger-than=): New option.
20426 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20428 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20429 (<sse>_div<mode>3): Ditto.
20430 (<sse>_vmdiv<mode>3): Ditto.
20431 (<sse>_vmsqrt<mode>2): Ditto.
20432 (*smax<mode>3): Ditto.
20433 (sse5_frcz<mode>2): Ditto.
20434 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20435 as insn constraint.
20437 2008-02-20 Richard Guenther <rguenther@suse.de>
20439 PR middle-end/35265
20440 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20441 be happy with INTEGRAL_TYPE_P.
20443 2008-02-20 Richard Guenther <rguenther@suse.de>
20445 * fold-const.c (split_tree): Associate floatig-point expressions
20446 if flag_associative_math is set.
20448 2008-02-20 Richard Guenther <rguenther@suse.de>
20450 * tree.h (fold_real_zero_addition_p): Declare.
20451 * fold-const.c (fold_real_zero_addition_p): Export.
20452 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20453 floating-point operations with zero and one.
20455 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20457 * doc/install.texi: Correct references to CFLAGS, replacing them
20458 with BOOT_CFLAGS. Document flags used during bootstrap for
20461 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20463 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20464 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20465 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20467 (smin<mode>3): Ditto from similar patterns.
20468 (smax<mode>3): Ditto.
20469 (*ieee_smin<mode>3): Ditto.
20470 (*ieee_smax<mode>3): Ditto.
20471 * config/i386/sse.md (sse): New mode attribute.
20472 (mov<mode>): Macroize expander from movv4sf and movv2df using
20473 SSEMODEF2P mode iterator.
20474 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20475 SSE_VEC_FLOAT_MODE_P as insn constraint.
20476 (storent<mode>): Ditto.
20477 (storent<mode>): Macroize expander from storentsf and storentdf using
20478 MODEF mode iterator.
20479 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20480 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20481 (abs<mode>2): Ditto from similar patterns.
20482 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20483 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20484 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20485 (<sse>_vmsqrt<mode>2): Ditto.
20486 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20487 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20488 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20489 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20490 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20491 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20492 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20494 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20495 iterator and SSE_FLOAT_MODE_P as insn constraint.
20496 (<sse>_ucomi): Ditto from similar patterns.
20497 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20498 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20499 SSE_VEC_FLOAT_MODE_P as insn constraint.
20500 (vcond<mode>): Ditto from similar patterns.
20501 (and<mode>3, *and<mode>3): Ditto.
20502 (<sse>_nand<mode>3): Ditto.
20503 (ior<mode>3, *ior<mode>3): Ditto.
20504 (xor<mode>3, *xor<mode>3): Ditto.
20505 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20506 iterator and SSE_FLOAT_MODE_P as insn constraint.
20507 (*nand<mode>3): Ditto from similar patterns.
20508 (*ior<mode>3): Ditto.
20509 (*xor<mode>3): Ditto.
20511 2008-02-20 Ira Rosen <irar@il.ibm.com>
20513 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20514 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20515 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20517 2008-02-19 Jan Hubicka <jh@suse.cz>
20519 * predict.c (tree_bb_level_predictions): Remove variable next
20520 mistakely introduced by previous commit.
20522 2008-02-19 Jan Hubicka <jh@suse.cz>
20524 * predict.c (predict_paths_leading_to): Rewrite.
20525 (predict_paths_for_bb): New.
20526 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20528 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20531 * Makefile.in (build_file_translate): New.
20532 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20533 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20534 * configure.ac (build_file_translate): Substitute it.
20535 * configure: Regenerate.
20537 2008-02-19 Jan Hubicka <jh@suse.cz>
20539 PR rtl-optimization/34408
20540 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20543 2008-02-19 Jan Hubicka <jh@suse.cz>
20545 PR middle-end/28779
20546 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20549 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20552 * config/i386/i386-modes.def: Revert the last DI alignment
20553 change until Ada people can look into it.
20555 2008-02-19 Nick Clifton <nickc@redhat.com>
20557 * opts.c (print_specific_help): Fix typo in --help text.
20559 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20562 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20563 32-bit inline asm without asm alternatives for host GCC < 3.0.
20565 2008-02-19 Richard Guenther <rguenther@suse.de>
20567 PR tree-optimization/34989
20568 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20569 Allow propagation to INDIRECT_REF if we can simplify only.
20571 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20573 * c-common.c (warn_for_collisions_1): Use appropriate option when
20576 2008-02-19 Nick Clifton <nickc@redhat.com>
20579 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20580 (handle_options): Fix indentation.
20581 (print_filtered_help): If no language-specific options were
20582 displayed tell the user how to list all the options supported by
20583 the language's front-end.
20584 (print_specific_help): Fix indentation and remove duplicate line.
20585 (common_handle_option): Handle the -v option.
20586 For --help enable the display of undocumented options if the -v
20587 switch has been included on the command line.
20588 For --help= check for overlaps in the arguments between the option
20589 classes and the language names and issue a warning when they
20590 cannot be disambiguated.
20591 * c.opt (v): Pass on to the common option handler.
20593 2008-02-19 Revital Eres <eres@il.ibm.com>
20595 * modulo-sched.c (sms_schedule): Change dump message when
20596 create_ddg function fails.
20597 (try_scheduling_node_in_cycle): Rename row to cycle.
20598 (print_partial_schedule): Rename CYCLE to ROW.
20600 2008-02-19 Christian Bruel <christian.bruel@st.com>
20601 Zdenek Dvorak <ook@ucw.cz>
20603 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20605 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20608 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20609 (*x86_movdicc_0_m1_se): Ditto.
20611 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20613 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20614 (CMPtype): Define as __gcc_CMPtype.
20615 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20616 (CMPtype): Define as __gcc_CMPtype.
20618 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20620 Support valgrind 3.3 for --enable-checking=valgrind.
20621 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20623 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20624 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20625 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20626 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20627 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20628 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20629 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20631 * ggc-zone.c: Similar.
20632 * ggc-page.c: Similar.
20634 2008-02-19 Paul Brook <paul@codesourcery.com>
20637 * config/arm/ieee754-df.S: Fix do_it typo.
20638 * config/arm/ieee754-sf.S: Fix do_it typo.
20640 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20643 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20644 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20645 (OPTION_MASK_ISA_SSE_SET): Likewise.
20646 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20647 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20648 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20649 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20650 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20651 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20652 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20653 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20654 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20655 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20656 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20657 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20658 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20659 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20660 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20661 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20662 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20663 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20664 (OPTION_MASK_ISA_SSE4): Removed.
20665 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20666 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20667 (override_options): Don't turn on implied SSE/MMX bits in
20670 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20672 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20675 2008-02-18 Joey Ye <joey.ye@intel.com>
20677 PR middle-end/34921
20678 * tree-nested.c (insert_field_into_struct): Set type alignment
20679 to field alignment if the former is less than the latter.
20681 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20683 * BASE-VER: Set to 4.4.0.
20685 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20687 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20688 * doc/cfg.texi: Likewise.
20689 * doc/extend.texi: Likewise.
20690 * doc/gty.texi: Likewise.
20691 * doc/invoke.texi: Likewise.
20692 * doc/loop.texi: Likewise.
20693 * doc/md.texi: Likewise.
20694 * doc/passes.texi: Likewise.
20695 * doc/rtl.texi: Likewise.
20696 * doc/sourcebuild.texi: Likewise.
20697 * doc/tm.texi: Likewise.
20698 * doc/tree-ssa.texi: Likewise.
20700 2008-02-17 Richard Guenther <rguenther@suse.de>
20702 PR middle-end/35227
20703 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20704 without default definition.
20706 2008-02-17 Richard Guenther <rguenther@suse.de>
20708 PR tree-optimization/35231
20709 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20712 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20715 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20716 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20717 libgcc_cmp_return mode.
20719 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20722 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20724 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20726 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20729 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20731 * doc/c-tree.texi: Use `@.' where appropriate.
20732 * doc/extend.texi: Likewise.
20733 * doc/install.texi: Likewise.
20734 * doc/invoke.texi: Likewise.
20735 * doc/loop.texi: Likewise.
20736 * doc/makefile.texi: Likewise.
20737 * doc/md.texi: Likewise.
20738 * doc/passes.texi: Likewise.
20739 * doc/standards.texi: Likewise.
20740 * doc/tm.texi: Likewise.
20742 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20744 PR middle-end/35196
20745 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20747 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20748 rather than in entry_bb.
20750 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20752 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20753 libgcc_cmp_return mode.
20755 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20757 PR middle-end/35130
20758 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20759 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20761 2008-02-15 Richard Guenther <rguenther@suse.de>
20762 Zdenek Dvorak <ook@ucw.cz>
20764 PR tree-optimization/35164
20765 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20766 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20767 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20768 Only propagate addresses which do not have abnormal SSA_NAMEs
20771 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20774 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20776 2008-02-15 Jan Hubicka <jh@suse.cz>
20778 PR middle-end/35149
20779 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20781 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20783 PR middle-end/34621
20784 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20785 when calculating alignment_pad.
20787 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20789 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20790 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20791 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20792 and STACK_BOUNDARY define.
20794 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20796 PR preprocessor/35061
20797 * c-pragma.c (handle_pragma_pop_macro): Check that
20798 pushed_macro_table has been allocated.
20800 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20802 PR middle-end/35136
20803 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20804 (force_gimple_operand): Likewise.
20805 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20806 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20807 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20808 (find_interesting_uses_address): Check addressability and alignment
20809 of the base expression only after substituting bases of IVs into it.
20811 2008-02-14 Michael Matz <matz@suse.de>
20814 * function.c (instantiate_virtual_regs_in_insn): Reload address
20815 before falling back to reloading the whole operand.
20817 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20819 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20820 before the first section switch note.
20822 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20824 * doc/bugreport.texi: Update copyright years.
20825 * doc/c-tree.texi: Likewise.
20826 * doc/cfg.texi: Likewise.
20827 * doc/cpp.texi: Likewise.
20828 * doc/cppinternals.texi: Likewise.
20829 * doc/fragments.texi: Likewise.
20830 * doc/frontends.texi: Likewise.
20831 * doc/gcc.texi: Likewise.
20832 * doc/gty.texi: Likewise.
20833 * doc/hostconfig.texi: Likewise.
20834 * doc/implement-c.texi: Likewise.
20835 * doc/libgcc.texi: Likewise.
20836 * doc/loop.texi: Likewise.
20837 * doc/makefile.texi: Likewise.
20838 * doc/options.texi: Likewise.
20839 * doc/passes.texi: Likewise.
20840 * doc/rtl.texi: Likewise.
20841 * doc/sourcebuild.texi: Likewise.
20842 * doc/standards.texi: Likewise.
20843 * doc/tree-ssa.texi: Likewise.
20844 * doc/trouble.texi: Likewise.
20846 * doc/extend.texi: Use @: or add comma where appropriate.
20847 * doc/invoke.texi: Likewise.
20848 * doc/tm.texi: Likewise.
20850 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20853 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20856 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20858 * doc/md.texi (clz, ctz): Add reference.
20859 * doc/rtl.texi (clz, ctz): Likewise.
20861 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20864 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20867 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20869 * config/s390/s390.c (struct constant_pool): New field
20870 emit_pool_after added.
20871 (s390_mainpool_start): Set the emit_pool_after flag according
20872 to the section switch notes.
20873 (s390_mainpool_finish): Consider emit_pool_after when emitting
20874 the literal pool at the end of the function.
20875 (s390_chunkify_start): Force literal pool splits at section
20878 2008-02-13 Michael Matz <matz@suse.de>
20881 * var-tracking.c (clobber_variable_part): Correctly traverse the
20884 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20887 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20888 Add -fdump-ipa-inline.
20889 * tree-dump.c (dump_files): Remove tree-inlined dump.
20890 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20892 2008-02-12 Richard Guenther <rguenther@suse.de>
20894 PR tree-optimization/35171
20895 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20898 2008-02-12 Richard Guenther <rguenther@suse.de>
20900 PR middle-end/35163
20901 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20902 value-preserving mode. Disallow final truncation.
20904 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20906 PR middle-end/35136
20907 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20908 code from here to...
20909 (force_gimple_operand): ...here.
20911 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20914 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20915 non-compatible pointers.
20916 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20917 different FIELD_DECLs, try harder by comparing field offsets, sizes
20920 PR inline-asm/35160
20921 * function.c (match_asm_constraints_1): Don't replace the same input
20924 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20926 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20927 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20928 (expand_epilogue): Restore RAMPZ register.
20929 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20931 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20933 * config/i386/cygwin.asm: (__alloca): Correct calling
20934 convention and alignment.
20935 (__chkstk): Force 8 byte stack alignment.
20937 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20938 Richard Guenther <rguenther@suse.de>
20940 PR tree-optimization/33992
20941 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20942 the zero we compare against.
20944 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20946 PR libfortran/35063
20947 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20948 to CloseHandle after unlocking to prevent accumulation of handle
20951 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20953 PR middle_end/34150
20954 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20955 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20956 and update LABEL_NUSES during and after reload.
20958 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20960 PR middle-end/34627
20961 * combine.c (simplify_if_then_else): Make sure the comparison is
20962 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20964 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20967 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20968 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20969 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20970 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20971 * tree.h (get_type_static_bounds): Likewise.
20973 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20975 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20976 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20977 Make -Wfoo language annotations match what the compiler outputs.
20979 2008-02-08 Sa Liu <saliu@de.ibm.com>
20981 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20982 intrinsics spu_convts, spu_convtu, spu_convtf.
20984 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20986 * doc/extend.texi (Function Attributes) <noinline>: Mention
20987 asm ("") as method to keep calls.
20989 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20992 * doc/options.texi (Options): Replace references to opts.sh with
20994 * opts-common.c: Likewise.
20995 * optc-gen.awk: Likewise.
20997 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20999 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
21001 2008-02-07 Richard Henderson <rth@redhat.com>
21004 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
21005 EXPR_LIST for the REG_EQUAL instead of a comparison with a
21008 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
21010 PR tree-optimization/35085
21011 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
21012 for operand entry oe2 in addition to operand entry oe3 in order to
21013 expose more opportunities for vectorizer sum reduction.
21015 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21018 * Makefile.in (LIBS): Remove $(GMPLIBS).
21019 (cc1-dummy, cc1): Add $(GMPLIBS).
21021 2008-02-06 Jan Hubicka <jh@suse.cz>
21024 * i386.md (moddf_integer): Do not produce partial memory stalls for
21025 targets where it hurts.
21027 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
21030 * optabs.c (expand_float): Do not check for decimal modes when
21031 expanding unsigned integer through signed conversion.
21033 2008-02-06 Nick Clifton <nickc@redhat.com>
21035 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
21036 inside the clobber with a match_operand and duplicated operand
21037 number in the constraint.
21038 (ineqbranchsi): Delete redundant comment.
21040 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
21042 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
21043 builtin_define ("__USE_INIT_FINI__").
21044 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
21046 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
21048 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21050 PR documentation/30330
21051 * doc/invoke.texi (C++ Dialect Options)
21052 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21053 For each warning option -Wfoo that allows -Wno-foo, ensure both
21054 -Wfoo and -Wno-foo are listed in the option index. Fix index
21055 entry of -Wswitch-default, index -Wnormalized= including the
21056 `=', and -Wlarger-than-@var{len} including @var{len}.
21058 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21060 * config/i386/i386.md (floatunssisf2): Use
21061 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
21062 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
21063 Macroize expander using MODEF mode iterator.
21065 2008-02-05 Diego Novillo <dnovillo@google.com>
21067 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
21070 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
21072 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21075 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
21077 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
21080 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
21081 to indicate if a message should be generated.
21082 (init_cumulative_args): Updated.
21083 (function_value_32): Likewise.
21085 2008-02-05 Joseph Myers <joseph@codesourcery.com>
21087 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
21089 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21092 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
21093 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
21095 2008-02-04 Diego Novillo <dnovillo@google.com>
21097 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
21100 * tree-vrp.c (vrp_evaluate_conditional): With
21101 -Wtype-limits, emit a warning when comparing against a
21102 constant outside the natural range of OP0's type.
21104 2008-02-04 Richard Guenther <rguenther@suse.de>
21106 PR middle-end/33631
21107 * expr.c (count_type_elements): Give for unions instead of
21110 2008-02-04 Richard Guenther <rguenther@suse.de>
21112 PR middle-end/35043
21113 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
21114 to TYPE_DOMAINs base type instead of using bitsizetype here.
21116 2008-02-03 Jason Merrill <jason@redhat.com>
21118 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
21120 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21123 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
21124 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
21125 (RS/6000 and PowerPC Options): Fix typos and markup.
21126 * doc/passes.texi (Tree-SSA passes): Likewise.
21128 2008-02-02 Michael Matz <matz@suse.de>
21131 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
21132 from record_last_reg_set_info.
21133 (record_last_reg_set_info): Take an RTX argument, iterate over all
21134 constituent hardregs.
21135 (record_last_set_info, record_opr_changes): Change calls to
21136 new signature or to record_last_reg_set_info_regno.
21138 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
21140 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
21142 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
21144 PR rtl-optimization/34773
21145 * reg-notes.def (EQUAL): Mention significance of combination of
21146 REG_EQUAL and REG_RETVAL.
21147 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
21148 insn that has a REG_RETVAL.
21150 2008-02-01 Roger Sayle <roger@eyesopen.com>
21153 * configure.ac (--enable-fixed-point): Disable unless explicitly
21155 * configure: Regenerate.
21157 2008-02-01 Richard Guenther <rguenther@suse.de>
21160 * invoke.texi (-finline-limit): Remove no longer true parts
21161 of the documentation. Note that there is no default value.
21163 2008-02-01 Andrew Pinski <pinskia@gmail.com>
21164 Mark Mitchell <mark@codesourcery.com>
21165 Ben Elliston <bje@au.ibm.com>
21168 * doc/extend.texi (Other Builtins): Document.
21170 2008-01-31 Tom Browder <tom.browder@gmail.com>
21172 * doc/c-tree.texi (Types): Fix grammar.
21173 (Expression trees): Ditto.
21174 * doc/passes.texi (Tree-SSA passes): Ditto.
21176 * doc/configterms.texi (Configure Terms): Fix typo.
21177 * doc/cpp.texi (Common Predefined Macros): Ditto.
21178 * doc/md.texi (Machine Constraints): Ditto.
21180 * doc/makefile.texi (Makefile): Add comma.
21182 2008-01-31 Tom Browder <tom.browder@gmail.com>
21183 Gerald Pfeifer <gerald@pfeifer.com>
21185 * doc/sourcebuild.texi (Front End): Remove references to CVS
21186 and CVSROOT/modules.
21187 (Texinfo Manuals): Replace reference to CVS by one to SVN.
21188 (Back End): Remove reference to CVS.
21190 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21193 * config/mips/mips.c (gen_load_const_gp): New function, taking a
21195 (mips16_gp_pseudo_reg): ...here.
21196 * config/mips/mips.md (load_const_gp): Replace with...
21197 (load_const_gp_<mode>): ...this :P-based insn.
21199 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21201 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
21202 options. Minor fixes.
21203 (-std): Move reference to standards closer to where language
21204 standards are first mentioned.
21206 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21208 PR rtl-optimization/34995
21209 * reload.c (alternative_allows_const_pool_ref): Take an rtx
21210 parameter and return a bool. If the rtx parameter is nonnull,
21211 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
21212 (find_reloads): Update call accordingly. Pass the new operand
21213 if it needed no address reloads, otherwise pass null.
21215 2008-01-30 Richard Henderson <rth@redhat.com>
21218 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
21219 for unbounded arrays.
21221 2008-01-30 Silvius Rus <rus@google.com>
21223 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
21225 2008-01-30 Jan Hubicka <jh@suse.cz>
21228 * i386.c (init_cumulative_args): Use real function declaration when
21231 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
21233 PR rtl-optimization/34998
21234 * global.c (build_insn_chain): Treat non-subreg_lowpart
21235 SUBREGs of pseudos as clobbering all the words covered by the
21236 SUBREG, not just all the bytes.
21237 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
21238 original df_ref rather than an extract parameter.
21239 (global_conflicts): Update call accordingly.
21241 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
21243 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
21244 the overflow check to make it easier to read.
21245 (__fixtfdi): Change the type of the ll member in union
21246 long_double to UDItype_x.
21248 2008-01-30 Jakub Jelinek <jakub@redhat.com>
21250 PR middle-end/34969
21251 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
21252 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
21253 * tree-inline.c (fold_marked_statements): Call
21254 cgraph_update_edges_for_call_stmt if folding a call statement.
21255 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
21256 debug_generic_stmt calls, reset it back afterwards.
21259 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
21261 * c-typeck.c (build_external_ref): Don't pedwarn about
21262 static vars in current function's scope.
21264 2008-01-29 Joseph Myers <joseph@codesourcery.com>
21266 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
21268 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
21271 * ipa-struct-reorg.c: Fix spelling.
21272 * params.def: Ditto.
21274 2008-01-29 Richard Guenther <rguenther@suse.de>
21276 PR middle-end/35006
21277 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
21279 * tree-inline.c (remap_type): Increment remapping_type_depth
21280 around remapping types.
21281 (copy_body_r): Only add referenced variables if they are referenced
21282 from code, not types.
21284 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
21295 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
21296 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
21298 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
21301 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
21302 pointer for tiny stack.
21304 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21306 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21308 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21310 * config/vx-common.h: Fix typo in comment.
21312 2008-01-28 Ian Lance Taylor <iant@google.com>
21316 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21317 coalesce pointers if they have different DECL_NO_TBAA_P values.
21318 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21319 between variables with different DECL_NO_TBAA_P values.
21321 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21324 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21325 are not legitimate small data references on SPE targets.
21327 2008-01-28 David Daney <ddaney@avtrex.com>
21329 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21331 2008-01-28 David Daney <ddaney@avtrex.com>
21333 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21335 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21337 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21338 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21339 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21340 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21341 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21342 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21343 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21344 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21346 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21348 * basic-block.h (condjump_equiv_p): Fix comment.
21350 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21352 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21353 print_generic_stmt_indented): Fix comment.
21355 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21357 * configure.ac (__stack_chk_fail): Add detecion for availability
21358 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21359 * configure: Regenerate.
21361 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21363 PR middle-end/34688
21364 * final.c (output_addr_const): Handle TRUNCATE.
21366 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21369 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21370 (zero_cost, infinite_cost): New constants.
21371 (struct cost_pair): Change type of cost to comp_cost.
21372 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21373 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21375 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21376 split_address_cost, ptr_difference_cost, difference_cost,
21377 get_computation_cost_at, get_computation_cost,
21378 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21379 determine_use_iv_cost_condition, determine_use_iv_costs,
21380 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21381 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21382 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21383 Change type of cost to comp_cost.
21384 (determine_iv_cost): Increase cost of non-original ivs, instead
21385 of decreasing the cost of original ones.
21386 (get_address_cost): Indicate the complexity of the addressing mode
21388 (try_add_cand_for): Prefer using ivs not specific to some object.
21389 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21391 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21392 Janis Johnson <janis187@us.ibm.com>
21395 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21396 (TARGET_INSTANTIATE_DECLS): Likewise.
21397 * target.h (expand_to_rtl_hook): New target hook.
21398 (instantiate_decls): Likewise.
21399 * function.c (instantiate_decl): Make non-static. Rename to...
21400 (instantiate_decl_rtl): ... this.
21401 (instantiate_expr): Use instantiate_decl_rtl.
21402 (instantiate_decls_1): Likewise.
21403 (instantiate_decls): Likewise.
21404 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21405 * function.h (instantiate_decl_rtl): Add prototype.
21406 * cfgexpand.c (target.h): New include.
21407 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21408 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21409 (TARGET_INSTANTIATE_DECLS): Likewise.
21410 (TARGET_INITIALIZER): New target hooks added.
21411 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21413 * config/rs6000/rs6000.c (tree-flow.h): New include.
21414 (machine_function): Add sdmode_stack_slot field.
21415 (rs6000_alloc_sdmode_stack_slot): New function.
21416 (rs6000_instantiate_decls): Likewise.
21417 (rs6000_secondary_memory_needed_rtx): Likewise.
21418 (rs6000_check_sdmode): Likewise.
21419 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21420 (TARGET_INSTANTIATE_DECLS): Likewise.
21421 (rs6000_hard_regno_mode_ok): Allow SDmode.
21422 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21423 (rs6000_emit_move): Handle SDmode.
21424 (function_arg_advance): Likewise.
21425 (function_arg): Likewise.
21426 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21427 SDmode var args for 32-bit compiles.
21428 (rs6000_secondary_reload_class): Handle SDmode.
21429 (rs6000_output_function_epilogue): Likewise.
21430 (rs6000_function_value): Simplify if statement.
21431 (rs6000_libcall_value): Likewise.
21432 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21433 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21434 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21435 (movsd_hardfloat): New define_insn.
21436 (movsd_softfloat): Likewise.
21437 (movsd_store): Likewise.
21438 (movsd_load): Likewise.
21439 (extendsddd2): Likewise.
21440 (extendsdtd2): Likewise.
21441 (truncddsd2): Likewise.
21442 (movdd_hardfloat64): Fixup comment.
21443 (UNSPEC_MOVSD_LOAD): New constant.
21444 (UNSPEC_MOVSD_STORE): Likewise.
21446 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21449 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21451 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21452 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21453 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21454 and TRUTH_XOR_EXPR.
21456 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21459 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21460 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21461 __LONGDOUBLE128 too.
21462 * config/rs6000/aix61.h: New file.
21464 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21466 PR rtl-optimization/34959
21467 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21468 popcount and parity rtxes the same mode as their operand.
21469 Truncate or extend the result to the return value's mode
21472 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21475 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21476 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21477 to GOT_VERSION_REGNUM.
21478 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21479 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21480 * config/mips/mips.c (mips_emit_call_insn): New function.
21481 (mips_call_tls_get_addr): Call mips_expand_call directly.
21482 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21484 (mips16_build_call_stub): Likewise. Return the call insn or null.
21485 (mips_expand_call): Update the call to mips16_build_call_stub
21486 accordingly and a remove redundant condition. Assert that MIPS16
21487 stubs do not use lazy binding. Use mips_emit_call_insn and return
21489 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21491 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21492 (mips_avoid_hazard): Remove hazard_set handling.
21493 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21494 (UNSPEC_RESTORE_GP): ...this.
21495 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21496 (FAKE_CALL_REGNO): Rename to...
21497 (GOT_VERSION_REGNUM): ...this.
21498 (type): Add "ghost" value. Add an associated insn reservation.
21499 (hazard_set): Remove.
21500 (exception_receiver): Rename to...
21501 (restore_gp): ...this and update the unspec identifier accordingly.
21502 (exception_receiver, nonlocal_got_receiver): New expanders.
21503 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21504 FAKE_CALL_REGNO. Remove hazard_set attribute.
21505 (set_got_version, update_got_version): New patterns.
21507 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21510 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21512 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21515 * doc/install.texi2html: Generate gcc-vers.texi.
21517 2008-01-25 DJ Delorie <dj@redhat.com>
21519 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21521 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21523 * config/c4x: Remove directory.
21524 * config.gcc (crx-*, mt-*): Mark obsolete.
21525 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21526 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21527 sh-*-rtemscoff*): Remove cases.
21528 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21529 * real.c (encode_c4x_single, decode_c4x_single,
21530 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21531 c4x_extended_format): Remove.
21532 * real.h (c4x_single_format, c4x_extended_format): Remove.
21533 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21535 (Pragmas): Remove comment about c4x pragmas.
21536 * doc/install.texi (c4x): Remove target-specific instructions.
21537 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21538 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21539 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21540 refer to C4x source files as examples.
21541 (C4X_FLOAT_FORMAT): Remove documentation.
21543 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21545 * config/bfin/bfin.c (override_options): Reorder tests so that
21546 flag_pic gets enabled for -msep-data.
21548 2008-01-25 Richard Guenther <rguenther@suse.de>
21550 PR middle-end/32244
21551 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21552 to its bitfield precision if required.
21554 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21556 PR middle-end/33880
21557 * tree-nested.c (walk_omp_for): New function.
21558 (convert_nonlocal_reference, convert_local_reference): Call
21559 walk_omp_for on OMP_FOR.
21560 (convert_call_expr): Call walk_body on OMP_FOR's
21561 OMP_FOR_PRE_INIT_BODY.
21563 2008-01-25 Richard Guenther <rguenther@suse.de>
21565 PR tree-optimization/34966
21566 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21567 default defs and PHI_NODEs we have to insert after the
21568 defining statement.
21570 2008-01-24 Nick Clifton <nickc@redhat.com>
21572 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21573 Provide a default definition.
21574 (LIBGCC2_UNITS_PER_WORD): Likewise.
21576 * config/stormy16/stormy16.c: Include df.h for the prototype
21577 for df_regs_ever_live_p.
21578 (xstormy16_expand_builtin_va_start): Convert the stack offset
21579 into a component_ref and then use POINTER_PLUS_EXPR to add it
21580 to the incoming_virtual_args_rtx.
21581 (xstormy16_gimplify_va_arg_expr): Rename to
21582 xstormy16_gimplify_va_arg_expr.
21583 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21584 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21585 xstormy16_gimplify_va_arg_expr.
21586 Fix up some formatting issues.
21588 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21589 Move to predicates.md.
21590 (xs_hi_general_operand): Likewise.
21591 (xs_hi_nonmemory_operand): Likewise.
21592 * config/stormy16/predicates.md:
21593 (xstormy16_carry_plus_operand): New predicate.
21594 (xs_hi_general_operand): New predicate.
21595 (xs_hi_nonmemory_operand): New predicate.
21596 * config/stormy16/stormy16-protos.h:
21597 (xstormy16_carry_plus_operand): Delete prototype.
21598 (xs_hi_general_operand): Likewise.
21599 (xs_hi_nonmemory_operand): Likewise.
21601 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21602 modifiers as they are no longer needed and they can trigger
21603 reload spill failures.
21605 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21606 with a match_operand in order to help reload.
21608 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21609 constraint with 'e' for the 8th alternative as this version of
21610 the mov.w instruction only accepts the lower 8 registers.
21612 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21615 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21616 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21619 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21621 PR middle-end/33333
21622 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21624 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21626 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21628 (remove_structure): Update allocations list before removing structure.
21630 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21632 * ipa-struct-reorg.c (is_safe_cond_expr,
21633 create_new_stmts_for_cond_expr): Use integer_zerop function,
21634 that recognize not only zero-pointer, but zero-integer too.
21636 2008-01-25 Ben Elliston <bje@au.ibm.com>
21639 * fixproto: Escape "." in sed expression that strips leading "./".
21641 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21644 * gcc.c (SWITCH_OK): Removed.
21645 (SWITCH_LIVE): Changed to bit.
21646 (SWITCH_FALSE): Likewise.
21647 (SWITCH_IGNORE): Likewise.
21648 (switchstr): Change live_cond to unsigned int.
21649 (process_command): Replace SWITCH_OK with 0.
21650 (do_self_spec): Likewise.
21651 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21652 (give_switch): Likewise.
21653 (used_arg): Likewise.
21654 (do_spec_1): Set the SWITCH_IGNORE bit.
21655 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21656 bits. Set the SWITCH_LIVE bit.
21658 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21660 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21662 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21664 PR tree-optimization/34472
21665 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21666 parameter to a "bool *" and set *DATA to false if there is
21667 an unsafe access. Do not delete the structure here.
21668 (check_cond_exprs): Delete it here instead.
21669 (check_cond_exprs, exclude_cold_structs): Do not increase
21670 I when removing a structure.
21672 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21675 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21676 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21678 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21680 PR middle-end/34934
21681 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21682 a fixed vector for stack.
21684 2008-01-24 Ben Elliston <bje@au.ibm.com>
21687 * doc/gcc.texi (Software development): Add a direntry for g++.
21689 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21691 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21692 stale and straggling -fforce-addr comments above.
21694 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21696 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21697 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21699 2008-01-23 Michael Matz <matz@suse.de>
21702 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21705 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21707 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21708 malloc result type.
21710 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21712 * config/avr/avr.c (avr_current_arch): New variable.
21713 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21714 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21715 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21716 (avr_override_options): Init 'avr_current_arch'.
21717 (base_arch_s): Move from here...
21718 * config/avr/avr.h (base_arch_s): ... here. Add new members
21719 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21720 'mega' to 'have_jmp_call'.
21721 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21722 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21724 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21726 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21727 MULTILIB_MATCHES): Ditto.
21729 2008-01-23 Richard Guenther <rguenther@suse.de>
21731 PR middle-end/31529
21732 * cgraphunit.c (cgraph_reset_node): Always mark the node
21733 not reachable if it is not queued already.
21735 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21737 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21738 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21739 (cputype_selected): New static variable.
21740 (bfin_handle_option): Set it if -mcpu is used.
21741 (override_option): Select default set of workarounds if no cpu type
21742 selected on the command line.
21743 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21745 From Michael Frysinger <michael.frysinger@analog.com>
21746 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21747 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21749 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21750 for bf547, bf523, bf524, and bf526.
21751 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21753 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21754 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21755 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21756 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21757 * doc/invoke.texi (Blackfin Options): Document that
21758 -mcpu now accept bf547, bf523, bf524, and bf526.
21760 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21762 PR rtl-optimization/34628
21763 * combine.c (try_combine): Stop and undo after the first combination
21764 if an autoincrement side-effect on the first insn has effectively
21767 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21770 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21771 Offset addresses are not valid for Altivec or paired float modes.
21773 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21776 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21777 if DECL_INITIAL (decl) is error_mark_node.
21780 * c-common.c (handle_vector_size_attribute): Only allow
21781 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21782 the same way as pointer, array etc. types.
21783 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21786 * tree.c (build_type_attribute_qual_variant): Call
21787 build_qualified_type if attributes are equal, but quals are not.
21789 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21792 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21793 * flags.h (warn_strict_aliasing): Remove.
21794 (warn_strict_overflow): Remove.
21795 * opts.c (warn_strict_aliasing): Remove.
21796 (warn_strict_overflow): Remove.
21797 * c-opts.c (c_common_handle_option): -Wall only sets
21798 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21799 (c_common_post_options): Give default values to -Wstrict-aliasing
21800 and -Wstrict-overflow if they are uninitialized.
21801 * common.opt (Wstrict-aliasing): Specify Var and Init.
21802 (Wstrict-overflow): Likewise.
21804 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21806 PR rtl-optimization/26854
21807 PR rtl-optimization/34400
21808 PR rtl-optimization/34884
21809 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21811 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21812 (df_rd_bb_info.expanded_lr_out): Deleted
21813 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21814 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21815 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21816 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21817 Removed code to allocate, initialize or free expanded_lr_out.
21818 (df_rd_bb_local_compute_process_def): Restructured to make more
21820 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21821 sets if the sets are being trimmed.
21823 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21826 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21827 (as_vers): Likewise.
21828 * configure: Regenerated.
21830 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21832 PR middle-end/33092
21833 * tree-pass.h (pass_build_alias): New pass.
21834 * tree-ssa-alias.c (gate_build_alias): New.
21835 (pass_build_alias): New.
21836 * passes.c (init_optimization_passes): Add pass_build_alias after
21837 pass_create_structure_vars.
21839 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21841 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21842 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21843 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21844 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21845 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21846 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21847 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21848 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21849 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21850 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21851 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21852 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21853 * config/s390/s390.md (FP_ALL): New mode iterator.
21854 (_d): New mode attribute.
21855 ("*signbit<mode>2>"): Changed mode of first operand.
21856 ("isinf<mode>2"): Changed mode of first operand.
21857 ("*TDC_insn"): Adaptation for DFP modes.
21859 2008-01-22 Ben Elliston <bje@au.ibm.com>
21861 * tree.c (check_qualified_type): Improve function description.
21863 2008-01-21 Jason Merrill <jason@redhat.com>
21866 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21867 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21870 2008-01-21 DJ Delorie <dj@redhat.com>
21872 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21875 2008-01-21 Richard Guenther <rguenther@suse.de>
21877 PR middle-end/34856
21878 * tree-cfg.c (verify_expr): Allow all invariant expressions
21879 instead of just constant class ones as reference argument.
21880 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21881 like any other constant.
21882 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21884 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21886 * regmove.c (fixup_match_1): Update call crossed frequencies.
21888 2008-01-21 Richard Guenther <rguenther@suse.de>
21891 * tree-inline.c (setup_one_parameter): Deal with mismatched
21892 types using a VIEW_CONVERT_EXPR.
21894 2008-01-21 Alon Dayan <alond@il.ibm.com>
21895 Olga Golovanevsky <olga@il.ibm.com>
21897 PR tree-optimization/34701
21898 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21899 when the structure size is not a power of 2.
21901 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21903 * doc/install.texi: Add doc for --enable-checking=df.
21905 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21907 PR rtl-optimization/34808
21908 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21910 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21912 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21915 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21917 PR rtl-optimization/26854
21918 PR rtl-optimization/34400
21919 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21921 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21922 (df_rd_bb_info.expanded_lr_out): New.
21923 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21924 * loop_iv.c (iv_analysis_loop_init): Ditto.
21925 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21926 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21927 Added code to allocate, initialize or free expanded_lr_out.
21928 (df_rd_bb_local_compute_process_def): Restructured to make
21929 more understandable.
21930 (df_rd_confluence_n): Add code to do nothing with fake edges and
21931 code to no apply invalidate_by_call sets if the sets are being trimmed.
21932 (df_lr_local_finalize): Renamed to df_lr_finalize.
21933 (df_live_local_finalize): Renamed to df_live_finalize.
21935 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21938 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21939 deciding whether to use reciprocal instructions.
21941 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21943 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21944 dwarf2out_note_section_used if cold_text_section is NULL.
21946 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21948 PR gcov-profile/34610
21949 * tree-cfg.c (make_edges): Mark both outgoing edges from
21950 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21951 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21952 from OMP_FOR and OMP_CONTINUE outgoing edges.
21954 * tree-profile.c (tree_profiling): Return early if
21955 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21957 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21958 from cfun to child_cfun.
21959 * function.h (struct function): Add after_tree_profile bit.
21961 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21963 * config/avr/avr.S (_exit): Disable interrupt.
21965 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21966 Steven Bosscher <stevenb.gcc@gmail.com>
21968 PR rtl-optimization/26854
21969 PR rtl-optimization/34400
21970 * df-problems.c (df_live_scratch): New scratch bitmap.
21971 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21972 (df_live_reset): Clear the proper bitmaps.
21973 (df_live_bb_local_compute): Only process the artificial defs once
21974 since the order is not important.
21975 (df_live_init): Init the df_live sets only with the variables
21976 found live by df_lr.
21977 (df_live_transfer_function): Use the df_lr sets to prune the
21978 df_live sets as they are being computed.
21979 (df_live_free): Free df_live_scratch.
21981 2008-01-18 Ian Lance Taylor <iant@google.com>
21983 * common.opt: Add fmerge-debug-strings.
21984 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21985 flag_merge_debug_strings rather than flag_merge_constants.
21986 * doc/invoke.texi (Option Summary): Mention
21987 -fmerge-debug-strings.
21988 (Debugging Options): Document -fmerge-debug-strings.
21990 2008-01-18 Ian Lance Taylor <iant@google.com>
21993 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21994 (struct tree_function_decl): Add new field operator_new_flag.
21995 * tree-inline.c (expand_call_inline): When inlining a call to
21996 operator new, force the return value to go into a variable, and
21997 set DECL_NO_TBAA_P on that variable.
21998 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
22000 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
22003 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
22004 DWARF2_DEBUGGING_INFO.
22005 (dwarf2out_note_section_used): Ditto. Add prototype.
22006 (have_multiple_function_sections, text_section_used,
22007 cold_text_section_used, *cold_text_sections): Move declarations
22010 2008-01-17 Bob Wilson <bob.wilson@acm.org>
22012 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
22013 field and add signal_ra.
22014 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
22015 assignments to frame state pc. Move end of stack check after
22016 MD_FALLBACK_FRAME_STATE_FOR.
22017 (uw_update_context_1): Use frame state signal_regs if set, instead
22018 of checking signal_frame flag.
22019 (uw_update_context): Use frame state signal_ra if set.
22020 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
22021 * config/xtensa/linux-unwind.h: New file.
22023 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
22025 * modulo-sched.c (get_sched_window): Fix comment typo.
22027 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
22029 PR tree-optimization/34648
22030 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
22032 2008-01-17 Anatoly Sokolov <aesok@post.ru>
22034 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
22035 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
22037 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
22039 PR rtl-optimization/34400
22040 * df-core.c (df_worklist_dataflow_overeager,
22041 df_worklist_dataflow_doublequeue): New functions.
22042 (df_worklist_dataflow): Two different worklist solvers.
22043 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
22046 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22049 * doc/invoke.texi: Document the dependence on pthread for fopenmp
22050 and ftree-parallelize-loops.
22052 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
22054 PR rtl-optimization/34826
22055 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
22057 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
22059 * global.c (find_reg): Mark the eh regs as used if necessary.
22060 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
22061 * ra.h (struct allocno): no_eh_reg field added. Changed
22062 no_stack_reg type to bitfield.
22064 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
22066 * tree.c (substitute_in_expr): Add missing 'break'.
22068 2008-01-17 Richard Guenther <rguenther@suse.de>
22070 PR tree-optimization/34825
22071 * tree-ssa-math-opts.c (is_division_by): Do not recognize
22072 x / x as division to handle.
22074 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22076 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
22077 "-pthread" is specified.
22078 * pa-hpux11.h (LIB_SPEC): Likewise.
22080 2008-01-16 Janis Johnson <janis187@us.ibm.com>
22081 Peter Bergner <bergner@vnet.ibm.com>
22083 PR rtl-optimization/33796
22084 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
22086 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22088 PR libgfortran/34699
22089 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
22091 * pa-hpux10.h (LINK_SPEC): Likewise.
22092 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
22094 2008-01-16 Richard Guenther <rguenther@suse.de>
22096 PR middle-end/32628
22097 * fold-const.c (fold_convert_const_int_from_int): Do not
22098 set overflow if that occured only because of a sign extension
22099 change when converting from/to a sizetype with the same
22100 precision and signedness.
22102 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22105 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
22106 location address to the correct place. Update copyright year.
22108 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22110 * lambda-code.c (lambda_transform_legal_p): Handle the case of
22111 no dependences in the dependence_relations vector.
22113 2008-01-16 Jan Hubicka <jh@suse.cz>
22115 PR rtl-optimization/31396
22116 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
22117 * cfg.c (dump_reg_info): Print it.
22118 * regs.h (struct reg_info_t): add freq_calls_crossed.
22119 (REG_FREQ_CALLS_CROSSED): New macro.
22120 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
22121 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
22122 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
22123 regmove_optimize): Update call crossed frequencies.
22124 * local-alloc.c (struct qty): Add freq_calls_crossed.
22125 (alloc_qty): Copute freq_calls_crossed.
22126 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
22127 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
22128 * ra.h (struct allocno): Add freq_calls_crossed.
22130 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22132 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
22133 libgomp when compiling with ftree-parallelize-loops.
22134 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
22136 2008-01-16 Richard Guenther <rguenther@suse.de>
22138 PR tree-optimization/34769
22139 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
22140 * tree.c (int_cst_value): Instead make this function more
22141 permissive in what it accepts as valid input. Document this
22142 function always sign-extends the value.
22144 2008-01-16 Jakub Jelinek <jakub@redhat.com>
22145 Richard Guenther <rguenther@suse.de>
22148 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
22149 (gimple_fold_indirect_ref_rhs): ... this.
22150 (gimple_fold_indirect_ref): New function with foldings
22151 that preserve lvalueness.
22152 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
22153 * tree-flow.h (gimple_fold_indirect_ref): Declare.
22154 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
22155 to fold an INDIRECT_REF, fall back to the old use of
22156 fold_indirect_ref_1.
22158 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22160 * tree-data-ref.c (subscript_dependence_tester_1): Call
22161 free_conflict_function.
22162 (compute_self_dependence): Same.
22164 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22167 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
22168 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
22170 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
22171 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
22172 for DWARF2_UNWIND_INFO targets.
22174 2008-01-16 Richard Guenther <rguenther@suse.de>
22177 * c-typeck.c (common_pointer_type): Do not merge inconsistent
22178 type qualifiers for function types.
22180 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
22182 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
22183 loop_iterator li from previous commit.
22185 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
22187 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
22189 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22191 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
22192 (parallelize_loops): Don't parallelize irreducible components.
22194 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22197 * c-opts (c_common_post_options): Do not enable CPP
22198 flag_pedantic_errors by default.
22200 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
22202 PR rtl-optimization/31944
22203 * cse.c (remove_pseudo_from_table): New function.
22204 (merge_equiv_classes): Use above function to remove pseudo-registers.
22205 (invalidate): Likewise.
22207 2008-01-13 Richard Guenther <rguenther@suse.de>
22209 PR middle-end/34601
22210 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
22211 instead of TYPE_MODE to deal with calls from expand_one_error_var.
22213 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
22215 * gcse.c (cprop_jump): Call validate_unshare_change instead of
22216 validate_change to unshare the source of the PC set.
22218 2008-01-12 Jan Hubicka <jh@suse.cz>
22220 PR middle-end/32135
22221 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
22222 references above array bounds. This might trigger bounds checks for
22223 pointers to arrays.
22225 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22227 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
22228 new_replaceable_dependencies.
22230 2008-01-12 Doug Kwan <dougkwan@google.com>
22232 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
22233 instead of OPT_Wreturn_type in warning due to ignored return type
22235 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
22236 options included in -Wextra.
22237 * c.opt: New option -Wignored_qualifiers.
22238 * doc/invoke.texi (Warning Options, -Wextra): Add new option
22239 -Wignore_qualifiers.
22240 (-Wignored-qualifiers): Document.
22241 (-Wreturn-type): Remove description of functionality now handled
22242 by -Wignored-qualifiers.
22244 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
22247 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
22248 NOP_EXPR if it is between integral types with the same precision.
22250 2008-01-12 Jan Hubicka <jh@suse.cz>
22253 * invoke.texi (max-inline-recursive-depth): Fix default value.
22255 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
22257 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
22260 2008-01-11 Bob Wilson <bob.wilson@acm.org>
22262 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
22264 2008-01-11 James E. Wilson <wilson@specifix.com>
22267 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
22269 2008-01-11 Anatoly Sokolov <aesok@post.ru>
22271 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
22272 save/restore frame pointer register and don't use 'call-prologues'
22273 optimization in function with "OS_task" attribute.
22275 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
22277 PR middle-end/31309
22278 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
22279 when copying to memory.
22281 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
22283 PR rtl-optimization/30905
22284 * cfgcleanup.c: Include dce.h
22285 (crossjumps_occured): New global variable.
22286 (try_crossjump_bb): Exit loop after finding a fallthru edge.
22287 If something changed, set crossjumps_occured to true.
22288 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
22289 Don't add/remove fake edges to exit here...
22290 (cleanup_cfg): ...but do it here, when crossjumping.
22291 Run a fast DCE when successful crossjumps occured in the latest
22292 iteration of try_optimize_cfg.
22294 2008-01-11 Richard Guenther <rguenther@suse.de>
22296 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
22297 (struct vn_unary_op_s): Likewise.
22298 (vn_reference_insert): Free old reference on hash collision.
22300 2008-01-10 Raksit Ashok <raksit@google.com>
22302 PR rtl-optimization/27971
22303 * combine.c (find_split_point): Split PLUS expressions which are
22304 inside a MEM rtx, and whose first operand is complex.
22306 2008-01-10 DJ Delorie <dj@redhat.com>
22308 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22309 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22310 (m32c_hard_regno_ok): Call the underlying function.
22312 2008-01-10 Richard Guenther <rguenther@suse.de>
22314 PR middle-end/34683
22315 * tree-cfg.c (tree_merge_blocks): Do not go through the
22316 full-blown folding and stmt updating path if we just deal
22317 with virtual operands.
22318 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22319 test for abnormal SSA_NAMEs.
22321 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22323 PR middle-end/34641
22324 * reload.c (push_reload): Add assertions. All constants from
22325 reg_equiv_constant should have been used for replacing the respective
22327 (find_reloads_address): Invoke find_reloads_address_part for
22328 constant taken from the reg_equiv_constant array.
22330 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22332 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22333 field (valnum) the first in the struct. Replace bools with
22336 2008-01-10 Richard Guenther <rguenther@suse.de>
22338 PR tree-optimization/34651
22339 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22340 types and ordering for masking and converting.
22342 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22344 PR tree-optimization/34017
22345 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22346 also for PHI_NODE expressions.
22348 2008-01-09 Jan Hubicka <jh@suse.cz>
22350 PR tree-optimization/34708
22351 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22352 based on number of case labels.
22353 (init_inline_once): Remove switch_cost.
22354 * tree-inline.h (eni_weights_d): Remove switch_cost.
22356 2008-01-09 Richard Guenther <rguenther@suse.de>
22357 Andrew Pinski <andrew_pinski@playstation.sony.com>
22359 PR middle-end/30132
22360 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22361 temporary if an rvalue is ok or an lvalue is not required.
22363 2008-01-09 Richard Guenther <rguenther@suse.de>
22365 PR middle-end/34458
22366 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22367 adjust return type.
22369 2008-01-09 Richard Guenther <rguenther@suse.de>
22371 PR middle-end/34679
22372 * tree.c (host_integerp): Check for sizetype only if the
22373 type is an integer type.
22375 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22378 * opts.c (decode_options): Disable inlining of functions called
22379 once if not in unit-at-a-time mode.
22381 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22383 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22385 2008-01-08 Richard Guenther <rguenther@suse.de>
22387 PR middle-end/31863
22388 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22389 out early if the result will be unused.
22391 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22396 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22397 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22400 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22402 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22403 for vectorization tuned.
22405 2008-01-08 Richard Guenther <rguenther@suse.de>
22407 PR tree-optimization/34683
22408 * tree-ssa-operands.c (operand_build_cmp): Export.
22409 * tree-ssa-operands.h (operand_build_cmp): Declare.
22410 * tree-vn.c (vuses_compare): Remove.
22411 (sort_vuses): Use operand_build_cmp.
22412 (sort_vuses_heap): Likewise.
22413 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22414 to re-use old VEC if available. Do not sort already sorted VUSEs.
22415 (vdefs_to_vec): Do not sort already sorted VDEFs.
22417 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22419 PR middle-end/34694
22420 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22422 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22425 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22426 limitations of reciprocal sequences on x86 targets.
22428 2008-01-08 Richard Guenther <rguenther@suse.de>
22430 PR tree-optimization/34683
22431 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22433 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22436 * config/darwin.c (darwin_mergeable_string_section): Don't use
22437 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22439 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22442 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22443 negxf2. Macroize expander using X87MODEF mode iterator. Change
22444 predicates of op0 and op1 to register_operand.
22445 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22446 expander using X87MODEF mode iterator. Change predicates of
22447 op0 and op1 to register_operand.
22448 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22449 corresponding patterns and macroize using MODEF macro. Change
22450 predicates of op0 and op1 to register_operand and remove
22451 "m" constraint. Disparage "r" alternative with "!".
22452 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22453 macroize using X87MODEF macro. Change predicates of op0 and op1
22454 to register_operand and remove "m" constraint. Disparage "r"
22455 alternative with "!".
22456 (absneg splitter with memory operands): Remove.
22457 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22458 patterns and macroize using X87MODEF mode iterator.
22459 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22460 Change predicate of op1 to register_operand.
22461 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22462 for memory operands.
22464 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22466 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22468 2008-01-07 Richard Guenther <rguenther@suse.de>
22470 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22473 2008-01-07 Richard Guenther <rguenther@suse.de>
22475 PR tree-optimization/34683
22476 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22477 VOPs of the needed size to save memory. Use VEC_quick_push
22478 to save compile-time.
22479 (vdefs_to_vec): Likewise.
22481 2008-01-07 Sa Liu <saliu@de.ibm.com>
22483 * config/spu/spu.md (divdf3): Genetate inline code for double
22484 division. The implementation doesn't handle INF or NAN, therefore it
22485 only applies when -ffinite-math-only is given.
22487 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22490 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22491 * doc/cpp.texi ([Common Predefined Macros]): Document.
22493 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22495 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22496 order to use commutative addition instead of subtraction.
22498 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22499 Mircea Namolaru <namolaru@il.ibm.com>
22500 Vladimir Yanovsky <yanov@il.ibm.com>
22501 Revital Eres <eres@il.ibm.com>
22503 PR tree-optimization/34263
22504 * tree-outof-ssa.c (process_single_block_loop_latch,
22505 contains_tree_r): New functions.
22506 (analyze_edges_for_bb): Call process_single_block_loop_latch
22507 function to empty single-basic-block latch block if possible.
22509 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22511 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22513 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22515 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22517 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22519 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22521 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22523 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22525 PR tree-optimization/34618
22526 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22529 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22532 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22533 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22534 Update copyright year.
22536 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22537 Update copyright year.
22538 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22541 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22543 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22544 edge does not point to current bb before changing need_assert.
22546 2008-01-04 Richard Guenther <rguenther@suse.de>
22548 PR middle-end/34029
22549 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22550 for verifying purposes if they are is_gimple_min_invariant.
22552 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22554 PR tree-optimization/34448
22555 PR tree-optimization/34465
22556 * gimplify.c (gimplify_init_constructor): Add new parameter
22557 notify_temp_creation. Use it.
22558 (gimplify_modify_expr_rhs): Take volatiles into account when
22559 optimizing constructors.
22560 Do not optimize constructors if gimplify_init_constructor will dump to
22562 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22563 * gcc.c-torture/compile/pr34448.c: New.
22565 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22567 PR gcov-profile/34609
22568 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22569 return_slot if result is TREE_ADDRESSABLE.
22571 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22573 * config/mips/mips.md (sqrt_condition): Tweak comment.
22574 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22576 2008-01-03 Tom Tromey <tromey@redhat.com>
22579 * c-common.c (c_type_hash): Handle VLAs.
22581 2008-01-03 Jan Hubicka <jh@suse.cz>
22583 PR tree-optimization/31081
22584 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22585 0 when inlining and not inlining to first basic block.
22586 (remap_decl): When var is initialized to 0, don't set default_def.
22587 (expand_call_inline): Set entry_bb.
22588 * tree-inline.h (copy_body_data): Add entry_bb.
22590 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22593 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22596 PR tree-optimization/29484
22597 * tree-inline.c (inline_forbidden_p_2): New function.
22598 (inline_forbidden_p): Disallow inlining if some static var
22599 has an address of a local LABEL_DECL in its initializer.
22600 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22603 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22605 PR tree-optimization/34635
22606 * tree-data-ref.c (add_other_self_distances): Make sure that the
22607 evolution step is constant.
22609 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22611 PR middle-end/34608
22612 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22614 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22616 * tree-sra.c (scalarize_init): Insert the generate_element_init
22617 statements after the generate_element_zero statements.
22619 2008-01-02 Richard Guenther <rguenther@suse.de>
22621 PR middle-end/34093
22622 PR middle-end/31976
22623 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22624 for very large number of operands instead of ICEing.
22626 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22629 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22630 while stack probing.
22632 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22634 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22637 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22639 PR libmudflap/26442
22640 * tree-mudflap.c (mx_register_decls): Guard warning by
22641 !DECL_ARTIFICIAL check.
22643 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22645 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22646 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22647 sse5_perm<mode>): Fix constraints.