1 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3 PR rtl-optimization/37408
4 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
7 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
9 PR tree-optimization/37375
10 * tree-scalar-evolution.c (scev_info_str): Add field instantiated_below.
11 (new_scev_info_str, eq_scev_info, find_var_scev_info,
12 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
13 set_instantiated_value): Pass instantiated_below.
14 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls to
16 (instantiate_scev_1, instantiate_scev): Pass a basic block above which the
17 definitions are not instantiated.
19 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
20 (block_before_loop): New.
21 * tree-data-ref.c (dr_analyze_indices): Update uses of instantiate_scev.
22 * graphite.c (block_before_scop): New.
23 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
24 basic block, not a loop for determining the parameters.
25 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
27 (idx_record_params, find_params_in_bb, find_scop_parameters,
28 build_loop_iteration_domains, add_conditions_to_domain): Update calls
31 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
33 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
37 * ira-build.c (ira_create_allocno): Setup frequency to 0.
39 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
40 Check zero freq and increase if necessary.
42 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
44 * ira-conflicts.c (process_regs_for_copy): Check that the hard
45 regno is in the right range. Add comments.
47 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
49 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
51 * mips-tfile.c (copy_object): Cast alloca result to int *.
52 * mips-tdump.c (print_symbol): Cast xmalloc return values to
54 Rename class to sclass.
55 (read_tfile): Cast read_seek return values to proper types.
56 Cast xcalloc return value to proper type.
58 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
60 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
61 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
62 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
64 2008-09-09 Jan Hubicka <jh@suse.cz>
66 * profile.c (is_edge_inconsistent): Add debug output; ignore negative count
68 (is_inconsistent): Add debug output.
70 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
72 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
74 (choose_ready): When first insn is chosen from the ready list, also
77 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
79 PR rtl-optimization/37360
80 * haifa-sched.c (max_issue): Do not assert that we never issue more
81 insns than issue_rate. Add comment.
83 2008-09-09 Richard Guenther <rguenther@suse.de>
85 * tree-cfg.c (verify_types_in_gimple_op): Remove.
86 (verify_types_in_gimple_call): Rename to ...
87 (verify_gimple_call): ... this. Enhance.
88 (verify_types_in_gimple_cond): Remove.
89 (verify_gimple_comparison): New function ...
90 (verify_types_in_gimple_assign): ... split out from here.
91 (verify_types_in_gimple_return): Rename to ...
92 (verify_gimple_return): ... this. Enhance.
93 (verify_types_in_gimple_switch): Rename to ...
94 (verify_gimple_switch): ... this. Enhance.
95 (verify_gimple_goto): New function.
96 (verify_types_in_gimple_phi): Rename to ...
97 (verify_gimple_phi): ... this. Enhance.
98 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
99 Fold in single-statement cases from verify_types_in_gimple_seq_2.
100 (verify_types_in_gimple_seq_2): Remove cases handled in
101 verify_types_in_gimple_stmt.
103 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
105 * config/bfin/bfin.c (n_regs_to_save): New static variable.
106 (push_multiple_operation, pop_multiple_operation): Set it.
107 (workaround_rts_anomaly): New function.
108 (workaround_speculation): New function, broken out of bfin_reorg.
109 (bfin_reorg): Call the new functions.
111 2008-09-09 Richard Guenther <rguenther@suse.de>
115 * gimplify.c (gimplify_conversion): Change conversions of
116 non-register type to VIEW_CONVERT_EXPRs.
117 (gimplify_addr_expr): If we need to make the operand
118 addressable make sure to use a properly initialized
119 temporary for that so it gets a valid gimple store.
121 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
123 * function.h (struct function): Add function_start_locus.
124 * cfgexpand.c (gimple_expand_cfg): Use it.
125 * c-parser.c (c_parser_declaration_or_fndef): Set it.
127 2008-09-09 Richard Guenther <rguenther@suse.de>
129 PR tree-optimization/37433
130 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
133 2008-09-09 Richard Guenther <rguenther@suse.de>
135 PR tree-optimization/37387
136 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
137 and bits to a common type.
139 2008-09-09 Nick Clifton <nickc@redhat.com>
141 * config/v850/v850.md (return): Restore frame size restriction.
143 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
145 * c-common.c (c_expand_decl): Remove.
146 * c-common.h (anon_aggr_type_p): Remove prototype.
147 (DECL_ANON_UNION_ELEMS): Remove.
148 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
149 * c-decl.c (anon_aggr_type_p): Remove.
150 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
151 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
152 * langhooks.h (struct lang_hooks): Remove expand_decl.
153 * langhooks.c (lhd_expand_decl): Remove.
154 * stmt.c (expand_anon_union_decl): Remove.
155 * tree.h (expand_anon_union_decl): Remove prototype.
157 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
160 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
162 * config/avr/avr.md (QISI) : Define mode iterator.
163 (negated_tst<mode>) : Redefine as split using mode macro.
164 (reversed_tstqi): Define insn as reversed compare with zero.
165 (reversed_tsthi): Ditto.
166 (reversed_tstsi): Ditto.
168 2008-09-08 Jakub Jelinek <jakub@redhat.com>
171 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
172 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
175 * predict.c (optimize_function_for_size_p): Don't segfault if
177 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
178 tree_swap_operands_p): Don't test cfun != NULL before calling
179 optimize_function_for_s*_p.
181 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
183 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
186 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
188 * crx/crx.h (IRA_COVER_CLASSES): Define.
190 2008-09-08 Jakub Jelinek <jakub@redhat.com>
193 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
194 even when a stmt has been gimple_modified_p, but after fold_stmt is
195 not any longer. Remove unneeded may_have_exposed_new_symbols
198 2008-09-08 Richard Guenther <rguenther@suse.de>
200 PR tree-optimization/37421
201 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
204 2008-09-08 Jakub Jelinek <jakub@redhat.com>
207 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
209 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
212 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
213 * pa-hpux10.h (LINK_SPEC): Likewise.
214 * pa-hpux11.h (LINK_SPEC): Likewise.
216 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
218 * pa32-regs.h (IRA_COVER_CLASSES): Define.
219 * pa64-regs.h (IRA_COVER_CLASSES): Define.
221 2008-09-07 Helge Deller <deller@gmx.de>
223 * pa/linux-atomic.c: New file.
224 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
225 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
227 2008-09-07 Richard Guenther <rguenther@suse.de>
228 Ira Rosen <irar@il.ibm.com>
230 PR tree-optimization/36630
231 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
232 Call STRIP_NOPS before calling evolution_part_in_loop_num.
234 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
235 Ira Rosen <irar@il.ibm.com>
237 PR tree-optimization/35642
238 * config/rs6000/altivec.md (mulv8hi3): Implement.
240 2008-09-06 Jeff Law <law@redhat.com>
242 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
244 2008-09-06 Jan Hubicka <jh@suse.cz>
246 PR tree-optimization/14703
247 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored declarations.
248 * passes.c (init_optimization_passes): Recompute inline parameters.
250 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
252 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
255 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
256 Peter Fuerst <post@pfrst.de>
258 * doc/invoke.texi: Document -mr10k-cache-barrier=.
259 * doc/extend.texi: Document __builtin_mips_cache.
260 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
261 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
262 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
263 __GCC_HAVE_BUILTIN_MIPS_CACHE.
264 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
265 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
266 (set_push_mips_isas): New variable.
267 (mips_r10k_cache_barrier): New variable.
268 (cache): New availability predicate.
269 (mips_builtins): Add an entry for __builtin_mips_cache.
270 (mips_build_cvpointer_type): New function.
271 (MIPS_ATYPE_CVPOINTER): New macro.
272 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
274 (r10k_simplified_address_p, r10k_simplify_address)
275 (r10k_uncached_address_p, r10k_safe_address_p)
276 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
277 (r10k_needs_protection_p_call, r10k_needs_protection_p)
278 (r10k_insert_cache_barriers): New functions.
279 (mips_reorg_process_insns): Delete cache barriers after a
280 branch-likely instruction.
281 (mips_reorg): Call r10k_insert_cache_barriers.
282 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
283 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
284 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
285 (mips_cache, r10k_cache_barrier): New define_insns.
287 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
289 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
290 * ira-color.c (setup_allocno_left_conflicts_num): Use
291 hard_reg_set_equal_p instead of a comparison with
292 ira_zero_hard_reg_set.
293 * ira.c (setup_reg_subclasses): Likewise.
294 (setup_cover_and_important_classes): Likewise.
295 (setup_class_translate): Likewise.
296 (setup_reg_class_intersect_union): Likewise.
297 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
298 (ira_init_once): Don't initialize them.
300 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
302 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
304 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
306 * ira-color.c (ira_fast_allocation): Permit global allocno
309 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
311 Improved branch hints, safe hints, and scheduling.
313 * haifa-sched.c (sched_emit_insn) : Define.
314 * sched-int.h (sched_emit_insn) : Add prototype.
315 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
316 -mhint-max-distance -msafe-hints) : Document.
317 * config/spu/spu.c (spu_flag_var_tracking): New.
318 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
319 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
320 TARGET_ASM_FILE_START): Define.
321 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
322 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
323 (spu_emit_branch_hint): Add blocks argument.
324 (insert_branch_hints, insert_nops): Remove.
325 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
326 uses_ls_unit, spu_sched_init_global, spu_sched_init,
327 spu_sched_reorder, asm_file_start): New functions.
328 (clock_var, spu_sched_length, pipe0_clock,
329 pipe1_clock, prev_clock_var, prev_priority,
330 spu_ls_first, prev_ls_clock): New static variables.
331 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
332 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
333 (nopn_nv): Add a non-volatile version of nop.
334 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
335 -mhint-max-distance, -msafe-hints): New options.
337 2008-09-05 Janis Johnson <janis187@us.ibm.com>
338 Samuel Tardieu <sam@rfc1149.net>
340 * opts.c (decode_options): Combine nested if statements.
343 * opts.c (decode_options): Handle more relationships among
344 unit-at-a-time, toplevel-reorder, and section-anchors.
346 2008-09-05 David Daney <ddaney@avtrex.com>
348 * doc/install.texi (--enable-reduced-reflection): Document new option.
350 2008-09-05 Bob Wilson <bob.wilson@acm.org>
352 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
354 (constantpool_operand): New.
355 (move_operand): Disallow sub-word modes for the constant pool.
356 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
357 (xtensa_secondary_reload_class): Replace with....
358 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
359 Set icode for sub-word reloads from the constant pool.
360 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
361 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
362 * config/xtensa/xtensa.md (reload<mode>_literal): New.
363 * config/xtensa/xtensa-protos.h: Update prototypes.
365 2008-09-05 Joseph Myers <joseph@codesourcery.com>
367 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
368 (REG_CLASS_NAMES): Update.
369 (REG_CLASS_CONTENTS): Update.
370 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
371 of ALL_REGS for regs 77 and 78.
372 * function.c (instantiate_virtual_regs_in_insn): Assert that
373 return value of simplify_gen_subreg is not NULL.
375 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
377 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
378 (gen_rtvec_v): Fix coding standards.
380 2008-09-04 Jan Hubicka <jh@suse.cz>
382 * i386.c (decide_alg): Be more conservative about optimizing for size.
384 2008-09-04 Ian Lance Taylor <iant@google.com>
386 * varasm.c (narrowing_initializer_constant_valid_p): New
388 (initializer_constant_valid_p): Call it.
390 2008-09-04 Jeff Law <law@redhat.com>
392 * fold-const.c (native_encode_real): Fix computation of WORDS.
393 (native_interpret_real): Likewise.
395 2008-09-04 Janis Johnson <janis187@us.ibm.com>
397 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
399 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
401 * ira-conflicts.c (process_regs_for_copy): Check insn to check
402 that the cost is already taken into account in ira-costs.c
404 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
406 * ira-build.c (print_copy, print_copies, ira_debug_copy,
407 ira_debug_copies): New.
408 (ira_bulid): Call print_copies.
410 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
412 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
415 * config/rs6000/rs6000.c (optimization_options): Remove check of
418 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
420 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
421 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
422 second operand is a reg_imm10_operand.
423 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
424 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
425 (*seq_<GPR:mode><GPR2:mode>): Rename to
426 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
428 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
429 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
431 (*sne_<GPR:mode><GPR2:mode>): Rename to
432 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
435 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
437 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
438 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
439 combining an arithmetic right shift by more than 31 and a
440 trunction. Don't match for out-of-range shift amounts. Set
441 attribute mode to <MODE>.
442 (*lshr32_trunc<mode>): Name the pattern combining a logical right
443 shift by 32 and and a truncation. Set attribute mode to <MODE>.
444 (*<optab>_trunc<mode>_exts): New pattern for truncated right
445 shifts by less than 32.
446 (extv): Change predicate on first operand to accept registers.
447 Change predicate of the other operands from immediate_operand to
448 const_int_operand. Expand exts when source is a register.
449 (extzv): Change predicate of the constant operands from
450 immediate_operand to const_int_operand.
451 (extzv<mode>): Change predicate of the constant operands from
452 immediate_operand to const_int_operand and no constraint. Also
454 (*extzv_trunc<mode>_exts): New pattern.
456 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
458 * config/mips/mips.h (ISA_HAS_CINS): New macro.
459 * config/mips/mips-protos.h (mask_low_and_shift_p,
460 mask_low_and_shift_len): Declare.
461 * config/mips/mips.c (mask_low_and_shift_p,
462 mask_low_and_shift_len): New functions.
463 (mips_print_operand): Handle new operand prefix "m".
464 * config/mips/mips.md (*cins<mode>): New pattern.
466 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
468 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
471 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
473 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
474 regardless of epilogue_completed.
476 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
479 * ira-lives.c (process_bb_node_lives): Check setjmp.
481 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
484 * ira-build.c (form_loop_tree): Reverse BB walk.
485 (create_bb_allocnos): Likewise.
486 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
487 (mark_reg_store): Rename to...
488 (mark_ref_live): ...this and take a df_ref argument instead of
489 note_stores arguments. Assert that we have a register.
490 (mark_reg_clobber): Delete.
491 (def_conflicts_with_inputs_p): New function.
492 (mark_reg_conflicts): Delete.
493 (mark_reg_death): Rename to...
494 (mark_ref_dead): ...this and take a df_ref argument instead of
495 a register. Assert that we have a register.
496 (process_bb_node_lives): Hoist frequency calculation out of
497 instruction walk. Convert from a forwards scan to a backwards scan.
498 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
499 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
500 (create_allocno_live_ranges): Don't create regs_set.
502 2008-09-04 Ian Lance Taylor <iant@google.com>
504 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
506 * calls.c (emit_library_call_value_1): Use MEM_P rather than
507 comparing MODE with MEM.
508 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
509 comparing with GF_PREDICT_TAKEN.
510 (gimple_get_lhs): Change code to enum gimple_code.
511 (gimple_set_lhs): Likewise.
512 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
513 * omp-low.c (find_omp_clause): Change kind parameter to enum
515 * tree-flow.h (find_omp_clause): Update declaration.
516 * regrename.c (clear_dead_regs): Change kind parameter to enum
518 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
520 * see.c (see_get_extension_data): Change return type to enum
521 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
522 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
523 (see_gen_normalized_extension): Change extension_code parameter to
525 (see_seek_pre_extension_expr): Change extension_code to enum
527 (see_merge_one_def_extension): Likewise.
528 (see_handle_relevant_defs): Likewise.
529 (see_handle_relevant_uses): Likewise.
530 (see_analyze_one_def): Likewise.
531 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
532 GIMPLE_ASM rather than ASM_EXPR.
533 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
534 GIMPLE_RETURN rather than RETURN_EXPR.
535 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
536 (evaluate_stmt): Likewise.
537 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
538 to enum vect_relevant.
539 (vect_mark_stmts_to_be_vectorized): Change assertion to not
540 compare gimple codes with tree codes.
542 2008-09-04 Paul Brook <paul@codesourcery.com>
544 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
546 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
548 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
549 pointer check lost in the recent no-unit-at-a-time patch.
551 2008-09-04 Jan Hubicka <jh@suse.cz>
554 * tree-switch-conversion.c (check_final_bb): Accept only IP
557 2008-09-04 Jan Hubicka <jh@suse.cz>
559 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
561 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
562 using_ranges argument.
563 (vrp_evaluate_conditional): Avoid bogus warning for type range.
564 (vrp_visit_cond_stmt): Update call of
565 vrp_evaluate_conditional_warnv_with_ops
567 2008-09-04 Jan Hubicka <jh@suse.cz>
569 PR tree-optimization/37345
570 PR tree-optimization/37358
571 PR tree-optimization/37357
572 * tree.c (build_function_type_skip_args): Build distinct type copy;
574 (build_function_decl_skip_args): Set type of new decl not orig decl;
575 clear DECL_VINDEX for methods turned into functions.
577 2008-09-04 Nick Clifton <nickc@redhat.com>
579 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
581 * configure: Regenerate.
582 * config.in: Regenerate.
583 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
584 alignment field, if it is supported.
586 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
588 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
591 2008-09-03 David Edelsohn <edelsohn@gnu.org>
593 * config/rs6000/rs6000.c (processor_target_table): Do not
594 enable VMX for POWER6.
596 2008-09-03 Anton Blanchard <anton@samba.org>
598 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
599 emit memory barrier before operation.
601 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
604 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
605 default_elf_asm_output_external.
607 2008-09-03 Jeff Law <law@redhat.com>
609 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
611 2008-09-03 Richard Henderson <rth@redhat.com>
613 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
614 memory barrier to below the test-and-set.
615 (alpha_split_lock_test_and_set_12): Likewise.
617 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
621 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
624 * ira-color.c (print_loop_title): Use all_allocnos.
625 (color_pass): Ditto. Don't add border_allocnos. Check that
626 subloop allocno in the correspdoning bitmap all_allocnos.
628 * ira-emit.c (change_loop): Use all_allocnos.
630 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
632 (ira_create_allocno): Set up all_allocnos bit for the created
634 (create_cap_allocno): Remove setting mentioned_allocnos.
635 (create_insn_allocnos): Ditto.
636 (remove_unnecessary_allocnos): Use all_allocnos.
637 (check_allocno_creation): Check that allocnos are in the
638 corresponding bitmap all_allocnos.
640 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
644 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
645 (process_regs_for_copy): Process subregs. Refine check when cost
646 is taken into account in ira-costs.c.
647 (process_reg_shuffles): Use REG_SUBREG_P.
648 (add_insn_allocno_copies): Ditto. Ignore modes.
650 * ira-color.c (conflict_allocno_vec): New.
651 (COST_HOP_DIVISOR): New macro.
652 (update_copy_costs_1): Use it.
653 (update_conflict_hard_regno_costs): New function.
654 (assign_hard_reg): Use it.
655 (ira_color): Allocate and free conflict_allocno_vec.
657 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
661 * ira-int.h (ira_sort_insn_chain): Remove.
663 * ira.c (basic_block_order_nums, chain_insn_order,
664 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
665 (ira): Don't call ira_sort_insn_chain.
667 * reload1.c (reload): Don't call ira_sort_insn_chain.
669 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
672 * cgraphunit.c (update_call_expr): Remove eh regions from statements
673 which become non throw.
674 (cgraph_function_versioning): Also clear DECL_WEAK. Call
675 update_call_expr after updating the flags on the decl.
677 2008-09-03 Jan Hubicka <jh@suse.cz>
679 PR tree-optimization/37315
680 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
681 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
682 (cgraph_analyze_functions): Use node->analyzed
683 (cgraph_mark_functions_to_output): Likewise.
684 (cgraph_expand_function): All functions can be released after
686 (cgraph_optimize): Use gimple_has_body_p.
687 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
688 (cgraph_decide_inlining_incrementally): Likewise.
689 (inline_transform): Inline transform.
690 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
692 (inlinable_function_p): Drop gimple_body check.
693 (expand_call_inline): Use gimple_has_body_p.
694 * gimple.c (gimple_has_body_p): New.
695 * gimple.h (gimple_has_body_p): Add prototype.
696 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
697 (dump_function_to_file): Use gimple_has_body_p check.
699 2008-09-03 Jakub Jelinek <jakub@redhat.com>
702 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
704 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
706 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
708 From Michael Frysinger <michael.frysinger@analog.com>
709 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
710 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
713 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
716 * doc/extend.texi: Document picoChip builtin functions.
717 * doc/invoke.texi: Document picoChip options.
718 * doc/contrib.texi: Add picoChip contribution.
719 * doc/md.texi: Document picoChip constraints.
720 * config.gcc: Add picochip-*-*.
721 * config/picochip/: Add new port.
723 2008-09-03 Richard Guenther <rguenther@suse.de>
725 PR tree-optimization/37328
726 * tree-sra.c (sra_build_assignment): Gimplify properly.
727 (generate_copy_inout): Take the correct stmt as definition,
730 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
732 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
735 From Michael Frysinger <michael.frysinger@analog.com>
736 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
738 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
740 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
742 (__gthread_setspecific): Revert 2008-08-31 change to
743 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
746 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
748 * diagnostic.c (error_at): New.
749 * toplev.h (error_at): New prototype.
750 * c-typeck.c (build_array_ref): Call error_at instead of error.
751 Pass location to pedwarn.
753 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
755 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
757 2008-09-02 Jakub Jelinek <jakub@redhat.com>
759 * dwarf2out.c (tree_add_const_value_attribute): Only handle
760 VAR_DECL and CONST_DECL.
762 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
763 Jakub Jelinek <jakub@redhat.com>
765 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
766 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
767 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
768 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
769 Don't set ix86_save_varrargs_registers.
770 (ix86_setup_incoming_varargs): Assume cum != NULL.
771 (ix86_va_start): Check ix86_varargs_gpr_size and
772 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
773 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
774 from frame pointer if ix86_varargs_gpr_size == 0.
775 (ix86_compute_frame_layout): Updated.
776 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
777 (ix86_varargs_gpr_size): Define.
778 (ix86_varargs_fpr_size): Likewise.
779 (machine_function): Remove save_varrargs_registers.
780 Add varargs_gpr_size and varargs_fpr_size.
782 2008-09-02 Jakub Jelinek <jakub@redhat.com>
784 * config/alpha/alpha.c (va_list_skip_additions,
785 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
786 (alpha_gimplify_va_arg): Call unshare_expr on second use of
789 PR tree-optimization/36766
790 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
791 for already removed basic blocks.
794 * real.c (real_maxval): Clear a lower bit to make real_maxval
795 match get_max_float for IBM long double format.
797 2008-09-02 Andreas Schwab <schwab@suse.de>
799 * configure.ac: Use m4_quote to quote the expansion of m4_do.
800 * configure: Regenerate.
802 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
804 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
805 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
806 checking for a non-VOID CONSTANT_P.
808 2008-09-02 Jan Hubicka <jh@suse.cz>
810 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
811 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
813 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
815 * expr.c (emit_group_store): Don't assert stack temp mode size.
817 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
818 Tobias Grosser <grosser@fim.uni-passau.de>
819 Jan Sjodin <jan.sjodin@amd.com>
820 Harsha Jagasia <harsha.jagasia@amd.com>
821 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
822 Konrad Trifunovic <konrad.trifunovic@inria.fr>
823 Adrien Eliche <aeliche@isty.uvsq.fr>
825 Merge from graphite branch.
828 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
829 * doc/invoke.texi (-floop-block, -floop-interchange,
830 -floop-strip-mine): Document new flags.
831 * tree-into-ssa.c (gimple_vec): Moved...
832 * tree-loop-distribution.c (rdg_component): Moved...
833 * cfgloopmanip.c: Include tree-flow.h.
834 (update_dominators_in_loop): New.
835 (create_empty_if_region_on_edge): New.
836 (create_empty_loop_on_edge): New.
837 (loopify): Use update_dominators_in_loop.
838 * tree-pass.h (pass_graphite_transforms): Declared.
839 * configure: Regenerate.
840 * tree-phinodes.c (make_phi_node): Export.
841 (add_phi_node_to_bb): New, split from create_phi_node.
842 * tree-chrec.c (for_each_scev_op): New.
843 * tree-chrec.h (for_each_scev_op): Declared.
844 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
845 (remove_statement): Call get_phi_with_result.
846 * config.in (HAVE_cloog): Undef.
847 * gdbinit.in (pgg): New.
848 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
849 * tree-ssa-loop.c (graphite_transforms): New.
850 (gate_graphite_transforms): New.
851 (pass_graphite_transforms): New.
852 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
853 HAVE_cloog): Defined.
854 * tree-vectorizer.c (rename_variables_in_bb): Export.
855 * tree-data-ref.c (dr_may_alias_p): Export.
856 (stmt_simple_memref_p): New.
857 (find_data_references_in_stmt): Export.
858 (find_data_references_in_loop): Export.
859 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
860 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
861 (create_rdg_vertices): Export.
862 (build_empty_rdg): New.
863 (build_rdg): Call build_empty_rdg. Free dependence_relations.
864 * tree-data-ref.h (rdg_component): ... here.
866 (struct data_reference): Add a field scop.
868 (find_data_references_in_loop): Declared.
869 (find_data_references_in_stmt): Declared.
870 (create_rdg_vertices): Declared.
871 (dr_may_alias_p): Declared.
872 (stmt_simple_memref_p): Declared.
873 (struct rdg_edge): Add a field ddr_p relation.
874 (build_empty_rdg): Declared.
875 * lambda.h (lambda_matrix): Declare a VEC of.
876 (find_induction_var_from_exit_cond): Declared.
877 (lambda_vector_compare): New.
878 * common.opt (fgraphite, floop-strip-mine,
879 floop-interchange, floop-block): New flags.
880 * lambda-code.c (find_induction_var_from_exit_cond): Export.
881 * cfgloop.c (is_loop_exit): New.
882 * cfgloop.h (is_loop_exit): Declared.
883 (create_empty_if_region_on_edge): Declared.
884 (create_empty_loop_on_edge): Declared.
885 * tree-flow.h (add_phi_node_to_bb): Declared.
886 (make_phi_node): Declared.
887 (rename_variables_in_bb): Declared.
888 (perfect_loop_nest_depth): Declared.
889 (graphite_transform_loops): Declared.
890 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
891 (graphite.o-warn): Add -Wno-error.
892 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
893 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
894 (INCLUDES): Add PPLINC, CLOOGINC.
895 (OBJS-common): Add graphite.o.
896 (graphite.o): Add rule.
897 * gimple.h (gimple_vec): ... here.
898 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
899 * passes.c (init_optimization_passes): Schedule
900 pass_graphite_transforms.
902 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
905 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
906 and -fno-toplevel-reorder after handle_options.
908 2008-09-02 Paul Brook <paul@codesourcery.com>
910 * config/arm/arm.c (arm_tune_cortex_a9): Define.
911 (arm_override_options): Set arm_tune_cortex_a9.
912 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
913 (arm_issue_rate): Handle cortexa9.
914 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
915 * config/arm/arm-cores.def: Add cortex-a9.
916 * config/arm/arm-tune.md: Regenerate.
917 * config/arm/arm.md: Include cortex-a9.md.
918 (generic_sched, generic_vfp): Add cortexa9.
919 * config/arm/cortex-a9.md: New file.
921 2008-09-02 Richard Guenther <rguenther@suse.de>
923 PR tree-optimization/37327
924 * tree-vrp.c (register_new_assert_for): Make sure to not have
925 TREE_OVERFLOW set on the bound.
927 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
929 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
931 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
932 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
935 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
937 * gcc/config/spu/spu.md (divdf3): Removed.
939 2008-09-02 Jakub Jelinek <jakub@redhat.com>
941 PR tree-optimization/37095
942 * cgraph.c (cgraph_node): When creating new cgraph node after
943 assembler_name_hash has been populated, record it in the hash
946 2008-09-01 Paul Brook <paul@codesourcery.com>
948 * doc/invoke.texi: Document -mword-relocations.
949 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
950 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
951 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
952 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
953 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
954 (arm_emit_movpair): New function.
955 (arm_print_operand <c>): Handle sybolic addresses.
956 * config/arm/arm.h (TARGET_USE_MOVT): Define.
957 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
958 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
959 * config/arm/arm.opt: Add -mword-relocations.
960 * config/arm/arm.md (movsi): Use arm_emit_movpair.
961 (arm_movt, arm_movw): New.
963 2008-09-01 Paul Brook <paul@codesourcery.com>
965 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
966 Allow Interworking on ARMv4 EABI based targets.
967 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
968 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
970 2008-09-01 Paul Brook <paul@codesourcery.com>
972 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
973 optimized LT0 test. Remove optimization for GT.
975 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
977 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
979 * pa-hpux11.h (LIB_SPEC): Likewise.
981 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
984 2008-09-01 Jan Hubicka <jh@suse.cz>
986 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
987 present, use only counts; when guessed use only frequencies.
988 (estimate_bb_frequencies): Use function_frequency.
989 * profile.c (compute_branch_probabilities): Exit early when
990 profile reading failed. Set profile_status.
991 (branch_prob): Do not set profile_status.
993 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
995 * tree.c (protected_set_expr_location): New.
996 * tree.h (protected_set_expr_location): New prototype.
997 * c-tree.h (build_array_ref): Add argument.
998 (parser_build_unary_op): Same.
999 * c-typeck.c (build_indirect_ref): Handle new location argument.
1000 (build_array_ref): Same.
1001 (parser_build_unary_op): Same.
1002 * gimplify.c (gimplify_asm_expr): Set input_location before calling
1004 * c-omp.c (c_finish_omp_atomic): Pass location when calling
1006 * c-common.c (finish_label_address_expr): Handle new location
1008 * c-common.h (build_indirect_ref): Add argument.
1009 (finish_label_address_expr): Same.
1010 * c-parser.c (c_parser_unary_expression): Pass location to build
1012 (c_parser_postfix_expression): Same.
1014 2008-09-01 Paul Brook <paul@codesourcery.com>
1016 * config/arm/arm.md: Include cortex-r4f.md.
1017 (attr fpu): Update type list.
1018 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
1019 fconstd, fcmps and fcmpd.
1020 (attr tune_cortexr4): Define.
1021 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
1022 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
1023 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
1024 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
1025 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
1027 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
1028 cortex_a8_vfp_farith: Ditto.
1029 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
1030 * config/arm/cortex-r4.md: Use tune_cortexr4.
1031 * config/arm/cortex-r4f.md: New file.
1033 2008-09-01 Richard Guenther <rguenther@suse.de>
1035 PR tree-optimization/37305
1036 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
1037 the result of constant conversions.
1038 (fold_gimple_assign): Likewise.
1040 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1042 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
1043 #ifdef ENABLE_CHECKING.
1045 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1047 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
1048 * sched-int.h (print_insn, print_pattern, print_value): Declare also
1049 when !INSN_SCHEDULING.
1051 2008-09-01 Andreas Schwab <schwab@suse.de>
1053 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
1055 2008-09-01 Paul Brook <paul@codesourcery.com>
1057 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
1059 2008-09-01 Jan Hubicka <jh@suse.cz>
1061 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
1063 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
1064 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
1065 * gimplify.c (gimplify_init_constructor): Add speed operand.
1066 * tree-sra.c (decide_block_copy): Likewise.
1067 * tree-inline.c (estimate_move_cost): Likewise.
1068 * config/alpha/alpha.h (MOVE_RATIO): Update.
1069 * config/frv/frv.c (MOVE_RATIO): Update.
1070 * config/spu/spu.h (MOVE_RATIO): Update.
1071 * config/sparc/sparc.h (MOVE_RATIO): Update.
1072 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
1073 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
1074 * config/cris/cris.h (MOVE_RATIO): Update.
1075 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
1076 * config/arm/arm.h (MOVE_RATIO): Update.
1077 * config/pa/pa.md: Update uses of MOVE_RATIO
1078 * config/pa/pa.h (MOVE_RATIO): Update.
1079 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
1080 * config/h8300/h8300.h (MOVE_RATIO): Update.
1081 * config/v850/v850.h (MOVE_RATIO): Update.
1082 * config/bfin/bfin.h (MOVE_RATIO): Update.
1084 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
1085 Dmitry Melnik <dm@ispras.ru>
1086 Dmitry Zhurikhin <zhur@ispras.ru>
1087 Alexander Monakov <amonakov@ispras.ru>
1088 Maxim Kuvyrkov <maxim@codesourcery.com>
1090 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
1091 sel-sched-dump.c, sel-sched-ir.c: New files.
1092 * Makefile.in (OBJS-common): Add selective scheduling object
1094 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
1095 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
1096 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
1097 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
1098 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
1099 (make_forwarder_block): Update loop latch if we have redirected
1100 the loop latch edge.
1101 * cfgloop.c (get_loop_body_in_custom_order): New function.
1102 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
1103 (CP_FALLTHRU_PREHEADERS): Likewise.
1104 (get_loop_body_in_custom_order): Declare.
1105 * cfgloopmanip.c (has_preds_from_loop): New.
1106 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
1107 Assert that the preheader edge will be fall thru when it is set.
1108 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
1109 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
1110 fsel-sched-substitution, fselective-scheduling): New flags.
1111 * cse.c (hash_rtx_cb): New.
1113 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
1114 sel_sched_insn_cnt): New counters.
1115 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
1116 * genattr.c (main): Output maximal_insn_latency prototype.
1117 * genautomata.c (output_default_latencies): New. Factor its code from ...
1118 (output_internal_insn_latency_func): ... here.
1119 (output_internal_maximal_insn_latency_func): New.
1120 (output_maximal_insn_latency_func): New.
1121 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
1122 (struct hard_reg_set_iterator): New.
1123 (hard_reg_set_iter_init, hard_reg_set_iter_set,
1124 hard_reg_set_iter_next): New functions.
1125 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
1126 * lists.c (remove_free_INSN_LIST_node,
1127 remove_free_EXPR_LIST_node): New functions.
1128 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
1129 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
1130 (loop_optimizer_finalize): Do not verify flow info after reload.
1131 * recog.c (validate_replace_rtx_1): New parameter simplify.
1132 Default it to true. Update all uses. Factor out simplifying
1134 (simplify_while_replacing): ... this new function.
1135 (validate_replace_rtx_part,
1136 validate_replace_rtx_part_nosimplify): New.
1137 * recog.h (validate_replace_rtx_part,
1138 validate_replace_rtx_part_nosimplify): Declare.
1139 * rtl.c (rtx_equal_p_cb): New.
1140 (rtx_equal_p): Use it.
1141 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
1142 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
1143 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
1144 * vecprim.h: Add a vector type for unsigned int.
1145 * haifa-sched.c: Include vecprim.h and cfgloop.h.
1146 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
1147 ready_try, cycle_issued_insns, spec_info): Make global.
1148 (readyp): Initialize.
1149 (dfa_lookahead): New global variable.
1150 (old_max_uid, old_last_basic_block): Remove.
1151 (h_i_d): Make it a vector.
1152 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
1154 (after_recovery, adding_bb_to_current_region_p):
1155 New variables to handle correct insertion of the recovery code.
1156 (struct ready_list): Move declaration to sched-int.h.
1157 (rgn_n_insns): Removed.
1158 (rtx_vec_t): Move to sched-int.h.
1159 (find_insn_reg_weight): Remove.
1160 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
1161 (haifa_init_h_i_d, haifa_finish_h_i_d):
1162 New functions to initialize / finalize haifa instruction data.
1163 (extend_h_i_d, init_h_i_d): Rewrite.
1164 (unlink_other_notes): Move logic to add_to_note_list. Handle
1165 selective scheduler.
1166 (ready_lastpos, ready_element, ready_sort, reemit_notes,
1167 find_fallthru_edge): Make global, remove static prototypes.
1168 (max_issue): Make global. Add privileged_n and state parameters. Use
1170 (extend_global, extend_all): Removed.
1171 (init_before_recovery): Add new param. Fix the handling of the case
1172 when we insert a recovery code before the EXIT which has a predecessor
1173 with a fallthrough edge to it.
1174 (create_recovery_block): Make global. Rename to
1175 sched_create_recovery_block. Update.
1176 (change_pattern): Rename to sched_change_pattern. Make global.
1177 (speculate_insn): Rename to sched_speculate_insn. Make global.
1178 Split haifa-specific functionality into ...
1179 (haifa_change_pattern): New static function.
1180 (sched_extend_bb): New static function.
1181 (sched_init_bbs): New function.
1182 (current_sched_info): Change type to struct haifa_sched_info.
1183 (insn_cost): Adjust for selective scheduling.
1184 (dep_cost_1): New function. Move logic from ...
1185 (dep_cost): ... here.
1186 (dep_cost): Use dep_cost_1.
1187 (contributes_to_priority_p): Use sched_deps_info instead of
1189 (priority): Adjust to work with selective scheduling. Process the
1190 corner case when all dependencies don't contribute to priority.
1191 (rank_for_schedule): Use ds_weak instead of dep_weak.
1192 (advance_state): New function. Move logic from ...
1193 (advance_one_cycle): ... here.
1194 (add_to_note_list, concat_note_lists): New functions.
1195 (rm_other_notes): Make static. Adjust for selective scheduling.
1196 (remove_notes, restore_other_notes): New functions.
1197 (move_insn): Add two arguments. Update assert. Don't call
1199 (choose_ready): Remove lookahead variable, use dfa_lookahead.
1200 Remove more_issue, max_points. Move the code to initialize
1201 max_lookahead_tries to max_issue.
1202 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
1203 ready. Adjust use of move_insn. Call restore_other_notes.
1205 (sched_init, sched_finish): Move Haifa-specific initialization/
1207 (haifa_sched_init, haifa_sched_finish): ... respectively.
1209 (setup_sched_dump): New function.
1210 (haifa_init_only_bb): New static function.
1211 (haifa_speculate_insn): New static function.
1212 (try_ready): Use haifa_* instead of speculate_insn and
1214 (extend_ready, extend_all): Remove.
1215 (sched_extend_ready_list, sched_finish_ready_list): New functions.
1216 (create_check_block_twin, add_to_speculative_block): Use
1217 haifa_insns_init instead of extend_global. Update to use new
1218 initialization functions. Change parameter. Factor out code from
1219 create_check_block_twin to ...
1220 (sched_create_recovery_edges) ... this new function.
1221 (add_block): Remove.
1222 (sched_scan_info): New.
1223 (extend_bb): Use sched_scan_info.
1224 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
1225 static functions for walking through scheduling region.
1226 (sched_luids): New vector variable to replace uid_to_luid.
1227 (luids_extend_insn): New function.
1228 (sched_max_luid): New variable.
1229 (luids_init_insn): New function.
1230 (sched_init_luids, sched_finish_luids): New functions.
1231 (insn_luid): New debug function.
1232 (sched_extend_target): New function.
1233 (haifa_init_insn): New static function.
1234 (sched_init_only_bb): New hook.
1235 (sched_split_block): New hook.
1236 (sched_split_block_1): New function.
1237 (sched_create_empty_bb): New hook.
1238 (sched_create_empty_bb_1): New function.
1239 (common_sched_info, ready): New global variables.
1240 (current_sched_info_var): Remove.
1241 (move_block_after_check): Use common_sched_info.
1242 (haifa_luid_for_non_insn): New static function.
1243 (init_before_recovery): Use haifa_init_only_bb instead of
1245 (increase_insn_priority): New.
1246 * modulo-sched.c: (issue_rate): Remove static declaration.
1247 (sms_sched_info): Change type to haifa_sched_info.
1248 (sms_sched_deps_info, sms_common_sched_info): New variables.
1249 (setup_sched_infos): New.
1250 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
1251 Do not call regstat_free_calls_crossed.
1252 (sms_print_insn): Use const_rtx.
1253 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
1254 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
1255 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
1256 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
1257 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
1258 current_sched_info to use it.
1259 (enum reg_pending_barrier_mode): Move to sched-int.h.
1260 (h_d_i_d): New variable. Initialize to NULL.
1261 ({true, output, anti, spec, forward}_dependency_cache): Initialize
1263 (estimate_dep_weak): Remove static declaration.
1264 (sched_has_condition_p): New function. Adjust users of
1265 sched_get_condition to use it instead.
1266 (conditions_mutex_p): Add arguments indicating which conditions are
1268 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
1269 argument to indicate whether returned condition is reversed. Do not
1270 generate new rtx when condition should be reversed; indicate it by
1271 setting new argument instead.
1272 (add_dependence_list_and_free): Add deps parameter.
1273 Update all users. Do not free dependence list when
1274 deps context is readonly.
1275 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
1277 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
1278 (remove_from_deps): New. Use the above functions.
1279 (cur_insn, can_start_lhs_rhs_p): New static variables.
1280 (add_or_update_back_dep_1): Initialize present_dep_type.
1281 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
1282 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
1283 haifa_note_dep): New functions implementing dependence hooks for
1284 the Haifa scheduler.
1285 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
1286 note_dep): New functions.
1287 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
1289 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
1290 (free_deps): Initialize deps->reg_last.
1291 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
1292 sched_analyze_insn): Update to use dependency hooks infrastructure
1293 and readonly contexts.
1294 (deps_analyze_insn): New function. Move part of logic from ...
1295 (sched_analyze): ... here. Also move some logic to ...
1296 (deps_start_bb): ... here. New function.
1297 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
1299 (sched_deps_init): New function. Move code from ...
1300 (init_dependency_caches): ... here. Remove.
1301 (init_deps_data_vector): New.
1302 (sched_deps_finish): New function. Move code from ...
1303 (free_dependency_caches): ... here. Remove.
1304 (init_deps_global, finish_deps_global): Adjust for use with
1305 selective scheduling.
1306 (get_dep_weak): Move logic to ...
1307 (get_dep_weak_1): New function.
1308 (ds_merge): Move logic to ...
1309 (ds_merge_1): New static function.
1310 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
1311 (ds_get_max_dep_weak): New function.
1312 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
1313 (n_insns): Rename to rgn_n_insns.
1314 (debug_ebb_dependencies): New function.
1315 (init_ready_list): Use it.
1316 (begin_schedule_ready): Use sched_init_only_bb.
1317 (ebb_print_insn): Indicate when an insn starts a new cycle.
1318 (contributes_to_priority, compute_jump_reg_dependencies,
1319 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
1320 (add_block1): Remove to ebb_add_block.
1321 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
1322 (schedule_ebb): Initialize them. Use remove_notes instead of
1323 rm_other_notes. Use haifa_local_init/finish.
1324 (schedule_ebbs): Use haifa_sched_init/finish.
1325 * sched-int.h: Include vecprim.h, remove rtl.h.
1326 (struct ready_list): Delete declaration.
1327 (sched_verbose_param, enum sched_pass_id_t,
1328 bb_vec_t, insn_vec_t, rtx_vec_t): New.
1329 (struct sched_scan_info_def): New structure.
1330 (sched_scan_info, sched_scan, sched_init_bbs,
1331 sched_init_luids, sched_finish_luids, sched_extend_target,
1332 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
1333 (struct common_sched_info_def): New.
1334 (common_sched_info, haifa_common_sched_info,
1335 sched_emulate_haifa_p): Declare.
1337 (sched_luids): Declare.
1338 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
1339 (sched_max_luid, insn_luid): Declare.
1340 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
1341 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
1342 print_insn, print_pattern, print_value, haifa_classify_insn,
1343 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
1344 setup_sched_dump, sched_init, sched_finish,
1345 sel_insn_is_speculation_check): Export.
1346 (struct ready_list): Move from haifa-sched.c.
1347 (ready_try, ready, max_issue): Export.
1348 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1349 sched_init_only_bb, sched_split_block, sched_split_block_1,
1350 sched_create_empty_bb, sched_create_empty_bb_1,
1351 sched_create_recovery_block, sched_create_recovery_edges): Export.
1352 (enum reg_pending_barrier_mode): Export.
1353 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1355 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1356 print_insn field. Move add_block and fix_recovery_cfg to
1357 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
1358 (struct sched_deps_info_def): ... this new structure.
1359 (sched_deps_info): Declare.
1360 (struct spec_info_def): Remove weakness_cutoff, add
1361 data_weakness_cutoff and control_weakness_cutoff.
1362 (spec_info): Declare.
1363 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1365 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1366 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1367 (current_sched_info): Change type to struct haifa_sched_info.
1368 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1369 (h_d_i_d): New variable.
1370 (HDID): New accessor macro.
1371 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1372 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1374 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1375 (enum SCHED_FLAGS): Update for selective scheduler.
1376 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1377 (init_dependency_caches, free_dependency_caches): Delete declarations.
1378 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1379 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1380 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1381 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1382 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1384 (rm_other_notes): Delete declaration.
1385 (schedule_block): Remove one argument.
1386 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1387 ready_element, ready_lastpos, sched_extend_ready_list,
1388 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1389 concat_note_lists): Export.
1390 (struct region): Move from sched-rgn.h.
1391 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1392 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1393 BLOCK_TO_BB, CONTAINING_RGN): Export.
1394 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1395 (current_nr_blocks, current_blocks, target_bb): Likewise.
1396 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1397 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1398 sched_rgn_local_init, extend_regions,
1399 rgn_make_new_region_out_of_new_block, compute_priorities,
1400 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1401 extend_rgns, deps_join rgn_setup_common_sched_info,
1402 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1403 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1404 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1405 increase_insn_priority): Likewise.
1406 * sched-rgn.c: Include sel-sched.h.
1407 (ref_counts): New static variable. Use it ...
1408 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1409 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1410 (sched_is_disabled_for_current_region_p): Delete static declaration.
1411 (struct region): Move to sched-int.h.
1412 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1413 ebb_head): Define and initialize.
1414 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1415 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1416 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1418 (find_single_block_region): Add new argument to indicate that EBB
1419 regions should be constructed.
1420 (debug_live): Delete declaration.
1421 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1422 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1424 (init_regions): Delete declaration.
1425 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1426 rgn_estimate_number_of_insns): New.
1427 (too_large): Use estimate_number_of_insns.
1428 (haifa_find_rgns): New. Move the code from ...
1429 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1430 (free_trg_info): New.
1431 (compute_trg_info): Allocate candidate tables here instead of ...
1432 (init_ready_list): ... here.
1433 (rgn_print_insn): Use const_rtx.
1434 (contributes_to_priority, extend_regions): Delete static declaration.
1435 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1436 (add_block1): Rename to rgn_add_block.
1437 (debug_rgn_dependencies): Delete static qualifier.
1438 (new_ready): Use sched_deps_info. Simplify.
1439 (rgn_common_sched_info, rgn_const_sched_deps_info,
1440 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1441 (region_sched_info): Rename to rgn_const_sched_info.
1442 (deps_join): New, extracted from ...
1443 (propagate_deps): ... here.
1444 (compute_block_dependences, debug_dependencies): Update for selective
1446 (free_rgn_deps, compute_priorities): New functions.
1447 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1448 sched_rgn_compute_dependencies): New functions.
1449 (schedule_region): Use them.
1450 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1451 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1453 (schedule_insns): Call new functions that were split out.
1454 (rgn_make_new_region_out_of_new_block): New.
1455 (get_rgn_sched_max_insns_priority): New.
1456 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1457 scheduling when appropriate.
1458 * sched-vis.c: Include insn-attr.h.
1459 (print_value, print_pattern): Make global.
1460 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1461 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1462 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1463 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1464 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1465 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1466 hooks. Initialize them to 0.
1467 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1468 * target.h (struct gcc_target): Add them. Rename gen_check field to
1470 * flags.h (sel_sched_switch_set): Declare.
1471 * opts.c (sel_sched_switch_set): New variable.
1472 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1473 pipelining is disabled from command line.
1474 (common_handle_option): Record whether selective scheduling is
1475 requested from command line.
1476 * doc/invoke.texi: Document new flags and parameters.
1477 * doc/tm.texi: Document new target hooks.
1478 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1479 (dfa_state_size): Do not declare locally.
1480 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1481 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1482 rs6000_alloc_sched_context, rs6000_set_sched_context,
1483 rs6000_free_sched_context): New functions.
1484 (struct _rs6000_sched_context): New.
1485 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1487 (rs6000_sched_finish): Do not run for selective scheduling.
1489 2008-08-31 Jan Hubicka <jh@suse.cz>
1491 * frv.c (frv_rtx_costs): Update forward declaration.
1492 * spu.c (spu_rtx_costs): Likewise.
1493 * pdp11.c: Include df.h
1494 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1495 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1496 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1497 * iq2000.c (iq2000_address_cost): Add speed argument.
1498 (iq2000_rtx_costs): Likewise.
1499 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1500 update call of mn10300_address_cost.
1501 * mcore.c: Include df.h
1502 (mcore_rtx_costs): Update prototype.
1503 * score3.c: Include df.h
1504 (score3_rtx_costs): Remove speed argument.
1505 * score7.c: Include df.h
1506 (score7_address_cost): Remove speed argument.
1507 * score-protos.h (score_address_cost): Update prototype.
1508 * score.c: Include df.h
1509 (score_rtx_costs): Update call of costs functions.
1510 * v850.c (v850_rtx_costs): Add bool argument.
1512 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1514 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1516 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1518 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1519 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1521 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1523 * mkmap-flat.awk: Add option pe_dll.
1524 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1525 * config/i386/t-cygwin (SHLIB_LC): Add.
1526 * config/i386/t-mingw32 (SHLIB_LC): Add.
1527 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1528 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1529 (LINK_SPEC): Support libgcc_s.
1530 (LIBGCC_SPEC): Support libgcc_s.
1531 (LIBGCC_SONAME): New.
1533 2008-08-31 Jan Hubicka <jh@suse.cz>
1535 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1536 mistakely had old version of patch.
1538 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1539 (ipcp_estimate_growth): New.
1540 (ipcp_insert_stage): Use ipcp_estimate_growth.
1541 * profile.c (branch_prob): When reading failed, do not consider
1544 2008-08-31 Jan Hubicka <jh@suse.cz>
1546 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1547 loop is optimized for speed.
1549 2008-08-31 Richard Guenther <rguenther@suse.de>
1552 * fold-const.c (fold_binary): Retain conversions in folding
1555 2008-08-31 Jan Hubicka <jh@suse.cz>
1557 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1558 * predict.c (maybe_hot_frequency_p): Make inline.
1559 (maybe_hot_count_p): Break out from ...
1560 (maybe_hot_bb_p): ... this one.
1561 (maybe_hot_edge_p): Simplify.
1562 * basic-block.h (probably_cold_bb_p): Remove.
1564 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1567 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1569 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1570 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1571 Also split V4SFmode.
1572 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1575 2008-08-31 Jan Hubicka <jh@suse.cz>
1577 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1579 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1581 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1584 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1587 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1588 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1590 2008-08-31 Jan Hubicka <jh@suse.cz>
1592 * sparc.h (BRANCH_COST): Fix macro definition.
1593 * avr.c (avr_operand_rtx_cost): Add speed argument.
1594 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1596 2008-08-31 Richard Guenther <rguenther@suse.de>
1598 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1599 types instead of operands. Re-instantiate verifying of
1600 binary expression operands.
1602 2008-08-30 Jan Hubicka <jh@suse.cz>
1604 * fwprop.c (should_replace_address): Add speed attribute.
1605 (PR_OPTIMIZE_FOR_SPEED): New flag.
1606 (propagate_rtx_1): Use it.
1607 (propagate_rtx): Set it.
1608 (try_fwprop_subst): Update call of rtx_costs.
1609 (forward_propagate_and_simplify): LIkewise.
1610 * hooks.c (hook_int_rtx_bool_0): New
1611 (hook_bool_rtx_int_int_intp_false): Replace by ...
1612 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1613 * hooks.h (hook_int_rtx_bool_0): New
1614 (hook_bool_rtx_int_int_intp_false): Replace by ...
1615 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1616 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1617 (prepare_cmp_insn): UPdate call of rtx_cost.
1618 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1619 (reload_cse_simplify_operands): Update call of rtx_cost.
1620 (reload_cse_move2add): call of rtx_cost.
1621 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1622 * rtlanal.c (rtx_cost): Add speed argument.
1623 (address_cost): Add speed argument
1624 (default_address_cost): Likewise.
1625 (insn_rtx_cost): Likewise.
1626 * cfgloopanal.c (seq_cost): Add speed argument.
1627 (target_reg_cost, target_spill_cost): Turn to array.
1628 (init_set_costs): Update for speed.
1629 (estimate_reg_pressure_cost): Add speed argument.
1630 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1631 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1632 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1633 (seq_cost): Add speed argument.
1634 (computation_cost): Add speed arugment.
1635 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1636 (force_expr_to_var_cost): Update for profile info.
1637 (force_var_cost): Likewise.
1638 (split_address_cost): Likewise.
1639 (ptr_difference_cost): Likewise.
1640 (difference_cost): Likewise.
1641 (get_computation_cost_at): Likewise.
1642 (determine_iv_cost): Likewise.
1643 (ivopts_global_cost_for_size): Likewise.
1644 (rewrite_use_address): Likewise.
1645 (tree_ssa_iv_optimize_loop): Initialize speed field.
1646 * cse.c (optimize_this_for_speed_p): New static var.
1647 (notreg_cost): Update call of rtx_cost.
1648 (cse_extended_basic_block): set optimize_this_for_speed_p.
1649 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1650 (noce_try_cmove_arith): Likewise.
1651 (noce_try_sign_mask): LIkewise.
1652 * expr.c (compress_float_constant): Update rtx_cost calls.
1653 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1654 (addr_to_parts): Likewise.
1655 (create_mem_ref): Likewise.
1656 * dse.c (find_shift_sequence): Add speed argument.
1657 (replace_read): Update call.
1658 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1659 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1660 * neg_cost, shift_cost, shiftadd_cost,
1661 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1662 mul_highpart_cost): Increase dimension.
1663 (init_expmed): Initialize for both size and speed.
1664 (expand_shift): Use profile.
1665 (synth_mult): Use profile.
1666 (choose_mult_variant): Use profile.
1667 (expand_mult): Use profile.
1668 (expand_mult_highpart_optab): Use profile.
1669 (expand_mult_highpart): Use profile.
1670 (expand_smod_pow2): Use profile.
1671 (expand_divmod): Use profile.
1672 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1673 * loop-invariant.c (create_new_invariant): Use profile.
1674 (gain_for_invariant): Add speed parameter.
1675 (best_gain_for_invariant): Likewise.
1676 (find_invariants_to_move): Likewise.
1677 (move_single_loop_invariants): Set it.
1678 * target-def.h (TARGET_RTX_COSTS): Use hook.
1679 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1680 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1681 * output.h (default_address_cost): Update prototype.
1682 * combine.c (optimize_this_for_speed_p): New static var.
1683 (combine_validate_cost): Update call of rtx_cost.
1684 (combine_instructions): Set optimize_this_for_speed_p.
1685 (expand_compound_operation): Update call of rtx_cost.
1686 (make_extraction):Update call of rtx_cost.
1687 (force_to_mode):Update call of rtx_cost.
1688 (distribute_and_simplify_rtx):Update call of rtx_cost.
1689 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1690 (estimate_reg_pressure_cost): Update prototype.
1691 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1692 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1694 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1695 (alpha_rtx_costs): Update.
1696 * config/frv/frv.c (frv_rtx_costs): Update.
1697 * config/s390/s390.c (s390_rtx_costs): Update.
1698 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1699 (m32c_rtx_costs): Update.
1700 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1701 (spu_rtx_costs): Update.
1702 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1703 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1704 * config/i386/i386.c (:ix86_address_cost): Update.
1705 (ix86_rtx_costs): Update.
1706 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1707 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1708 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1709 * config/crx/crx.c (crx_address_cost): Update.
1710 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1711 * config/stormy16/stormy16.c
1712 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1713 * config/m68hc11/m68hc11.c
1714 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1715 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1716 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1717 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1718 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1719 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1720 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1721 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1722 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1723 (mcore_rtx_costs): update.
1724 * config/score/score3.c (score3_rtx_costs): Update.
1725 * config/score/score7.c (score7_rtx_costs): Update.
1726 * config/score/score3.h (score3_rtx_costs):Update.
1727 * config/score/score7.h (score7_rtx_costs): Update.
1728 * config/score/score.c (score_rtx_costs): Update.
1729 * config/arm/arm.c (arm_address_cost): Update.
1730 (arm_rtx_costs_1): Update.
1731 (arm_rtx_costs_1): Update.
1732 (arm_size_rtx_costs): Update.
1733 (arm_size_rtx_costs): Update.
1734 (arm_size_rtx_costs): Update.
1735 (arm_xscale_rtx_costs): Update.
1736 (arm_thumb_address_cost): Update.
1737 * config/pa/pa.c (hppa_address_cost): Update.
1738 * config/mips/mips.c (mips_rtx_costs): Update.
1739 * config/vax/vax.c (vax_address_cost): Update.
1740 * config/h8300/h8300.c (h8300_shift_costs): Update.
1741 (h8300_rtx_costs): Update.
1742 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1743 (v850_rtx_costs): Update.
1744 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1745 * config/bfin/bfin.c
1746 (bfin_address_cost): Update.
1747 (bfin_rtx_costs): Update.
1748 * stmt.c (lshift_cheap_p): Update.
1750 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1753 * expmed.c (extract_bit_field_1): Check the mode size to make
1754 sure the vector modes have the same size.
1756 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1758 * dojump.c (top level): Include basic-block.h to declare
1759 optimize_insn_for_speed_p
1761 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1763 * opts.h (CL_SAVE): New option class for marking options that are
1764 target specific options usable in the target attribute.
1765 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1767 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1768 can easily find the target specific options that are safe to use
1769 in the attribute or pragma.
1771 * attribs.c (decl_attributes): Change #pragma GCC option to
1772 #pragma GCC target, and attribute((option(...))) to
1773 attribute((target(...))).
1775 * doc/extend.texi (target attribute): Change from option
1776 attribute. Delete push/pop/reset.
1777 (#pragma GCC target): Change from #pragma GCC option. Delete
1779 (#pragma GCC push_options): Document new pragma.
1780 (#pragma GCC pop_options): Document new pragma.
1781 (#pragma GCC reset_options): Document new pragma.
1783 * targhooks.c (default_target_option_valid_attribute_p): Add
1784 warning about port not supporting target attributes.
1785 (default_target_option_pragma_parse): New function, warn about
1786 #pragma GCC target not being supported.
1788 * targhooks.h (default_target_option_pragma_parse): Add
1791 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1792 TI_CURRENT_OPTION_PRAGMA.
1793 (current_target_pragma): Rename from current_option_pragma.
1795 * target.h: (struct target_option): Delete booleans for changing
1796 the optimization level on hot/cold functions. Change signature of
1797 pragma_parse hook to take a second tree.
1799 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1801 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1802 that the declaration is done at global scope.
1804 * langhooks.c (add_builtin_function_common): Move most of the code
1805 from add_builtin_function here, calling the hook passed in.
1806 (add_builtin_function): Call add_builtin_function_common with
1807 standard builtin hook.
1808 (add_builtin_function_ext_scope): New function to add builtins to
1811 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1813 (add_builtin_function_ext_scope): Add declaration.
1815 * c-pragma.c (handle_pragma_target): Rename from
1816 handle_pragma_option, #pragma GCC option is now #pragma GCC
1817 target. Move warning about port not supporting target options to
1818 default pragma parse hook. Remove push/pop/reset from this
1820 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1821 (option_stack): Delete static variable.
1822 (optimize_stack): Ditto.
1823 (optons_stack): New stack of saved target and optimization
1825 (handle_pragma_push_options): New function to handle pushing both
1826 target and optimization options.
1827 (handle_pragma_pop_options): New function to handle popping both
1828 target and optimization options.
1829 (handle_pragma_reset_options): New function to handle resetting
1830 both target and optimization options to their initial state.
1831 (init_pragma): Rename handle_pragma_option to
1832 handle_pragma_target. Add support for push_options, pop_options,
1833 and reset_options pragmas.
1835 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1836 default_target_option_pragma_parse.
1837 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1838 default_target_option_valid_attribute_p.
1839 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1840 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1841 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1842 optimization level on hot/cold functions.
1844 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1845 if the caller and callee have different optimization levels.
1847 * c-common.c (handle_target_attribute): Rename from
1848 handle_option_attribute, attribute((option(...))) is now
1849 attribute((target(...))). Move warning if the port does not
1850 support target attributes to the default hook.
1851 (handle_hot_attribute): Delete code to change the optimization
1852 level of hot functions.
1853 (handle_cold_attribute): Ditto.
1855 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1856 argument that is the binary tree options to use if there are no
1857 arguments. Call ix86_valid_target_attribute_tree instead of
1858 ix86_valid_option_attribute_tree.
1859 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1860 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1861 ix86_pragma_option_parse.
1863 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1864 Rename from ix86_valid_option_attribute_tree.
1866 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1867 new builtins when the ISA changes.
1868 (ix86_valid_target_attribute_tree): Rename from
1869 ix86_valid_option_attribute_tree. Change callers. If the
1870 function specified optimization options, use those as the starting
1871 point before setting up the target attributes. If the
1872 optimization options were changed in the course of setting the
1873 target attributes, record the new optimization options.
1874 (ix86_valid_target_attribute_tree_inner_p): Rename from
1875 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1876 ix86_add_new_builtins if the ISA changed.
1877 (ix86_valid_target_attribute_p): Rename from
1878 ix86_valid_option_attribute_p. Change callers.
1879 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1880 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1881 as delayed builtin functions.
1882 (struct builtin_isa): New structure to record builtin functions
1883 that should be delayed until the ISA for that function is used.
1884 (ix86_builtins_isa): Change from int to struct to track builtin
1885 functions we want to declare at some point.
1886 (def_builtin): If the front end can delay defining the builtin
1887 functions, don't create builtins for ISAs not part of the default
1889 (def_builtin_const): Ditto.
1890 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1891 __builtin_ia32_pcmov_v2di to be different builtin functions.
1892 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1893 a structure instead of an int.
1894 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1895 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1896 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1897 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1899 * config/ia64/ia64.h
1900 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1901 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1903 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1904 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1905 (LANG_HOOKS_INITIALIZER): Add
1906 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1908 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1911 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1912 the reload address with the index register for SFmode
1913 access with a displacement.
1915 2008-08-30 Jan Hubicka <jh@suse.cz>
1917 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1918 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1919 * dojump.c (do_jump): Likewise.
1920 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1921 (note-if_info): Add BRANCH_COST.
1922 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1923 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1924 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1926 * expr.h (BRANCH_COST): Update default.
1927 * predict.c (predictable_edge_p): New function.
1928 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1929 Update BRANCH_COST call.
1930 * basic-block.h (predictable_edge_p): Declare.
1931 * config/alpha/alpha.h (BRANCH_COST): Update.
1932 * config/frv/frv.h (BRANCH_COST): Update.
1933 * config/s390/s390.h (BRANCH_COST): Update.
1934 * config/spu/spu.h (BRANCH_COST): Update.
1935 * config/sparc/sparc.h (BRANCH_COST): Update.
1936 * config/m32r/m32r.h (BRANCH_COST): Update.
1937 * config/i386/i386.h (BRANCH_COST): Update.
1938 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1939 * config/sh/sh.h (BRANCH_COST): Update.
1940 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1941 * config/avr/avr.h (BRANCH_COST): Update.
1942 * config/crx/crx.h (BRANCH_COST): Update.
1943 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1944 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1945 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1946 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1947 * config/ia64/ia64.h (BRANCH_COST): Update.
1948 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1949 * config/arc/arc.h (BRANCH_COST): Update.
1950 * config/score/score.h (BRANCH_COST): Update.
1951 * config/arm/arm.h (BRANCH_COST): Update.
1952 * config/pa/pa.h (BRANCH_COST): Update.
1953 * config/mips/mips.h (BRANCH_COST): Update.
1954 * config/vax/vax.h (BRANCH_COST): Update.
1955 * config/h8300/h8300.h (BRANCH_COST): Update.
1956 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1957 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1958 * doc/tm.texi (BRANCH_COST): Update.
1960 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1963 * config/arm/arm.c (arm_optimization_options): Set
1964 flag_section_anchors to 2 instead of 1 to distinguish it from
1965 -fsection-anchors given explicitely on the command line.
1967 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1969 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1970 final insn of a split.
1972 2008-08-30 Jan Hubicka <jh@suse.cz>
1974 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1975 optimized for speed.
1976 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1977 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1978 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1979 flag_gcse_after_reload_set): New static vars.
1980 (common_handle_option): Enable those flags for profile-use.
1981 (decode_options): Remove optimize_size flags that are handled
1982 on higher granuality.
1983 * tree-vectorizer.c (vectorize_loops): Use
1984 optimize_loop_nest_for_speed_p.
1985 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1986 * tree-predcom.c (tree_predictive_commoning): Use
1987 optimize_loop_for_speed_p.
1988 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1989 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1990 * predict.c (optimize_loop_for_speed_p): Fix walk.
1992 2008-08-30 Jan Hubicka <jh@suse.cz>
1994 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1996 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1997 profile presence locally.
1999 2008-08-29 Joseph Myers <joseph@codesourcery.com>
2002 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
2003 versions before 4.0.
2005 2008-08-29 Jan Hubicka <jh@suse.cz>
2007 * tree-inline.c (insert_init_stmt): Insert sequence even when
2010 2008-08-29 Jeff Law <law@redhat.com>
2012 * mn10300.c (mn10300_secondary_reload_class): We need secondary
2013 reloads for AM33-2 if IN is a pseudo with an equivalent memory
2014 location and class is an FP register.
2016 2008-08-29 Jan Hubicka <jh@suse.cz>
2018 * see.c (see_merge_one_def_extension): Silence used uninitialized
2020 * matrix-reorg.c (check_allocation_function): Likewise.
2021 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
2023 2008-08-29 Jakub Jelinek <jakub@redhat.com>
2026 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
2027 compute new & and | in type rather than TREE_TYPE (arg0).
2029 * dwarf2out.c (fortran_common): Update comment.
2030 (gen_variable_die): Swap com_die and var_die variables in Fortran
2031 COMMON block handling code.
2033 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
2035 * dwarf2out.c (gen_const_die): New function.
2036 (size_of_die, value_format, output_die): Output larger
2037 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
2038 (native_encode_initializer): New function.
2039 (tree_add_const_value_attribute): Call it.
2040 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
2042 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
2043 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
2044 TREE_THIS_VOLATILE to add_type_attribute.
2046 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
2048 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
2051 * dwarf2out.c (loc_by_reference): New function.
2052 (add_location_or_const_value_attribute): Use it.
2055 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
2056 as DW_TAG_variable children of DW_TAG_common_block rather than
2057 DW_TAG_member children. Put DW_AT_external to individual
2058 DW_TAG_variable DIEs, not to DW_TAG_common_block.
2060 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
2061 loc_descriptor_from_tree_1.
2065 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
2066 arguments to imported_module_or_decl.
2067 (debug_nothing_tree_tree): Removed.
2068 (debug_nothing_tree_tree_tree_bool): New prototype.
2069 * debug.c (do_nothing_debug_hooks): Adjust.
2070 (debug_nothing_tree_tree): Removed.
2071 (debug_nothing_tree_tree_tree_bool): New function.
2072 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
2073 (gen_variable_die): Put all common vars for the
2074 same COMMON block under one DW_TAG_common_block.
2075 (declare_in_namespace): Return new context_die, for Fortran
2076 return the module DIE instead of adding extra declarations into
2078 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
2079 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
2080 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
2082 (dwarf2out_global_decl): Don't skip Fortran global vars.
2083 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
2084 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
2085 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
2086 DW_TAG_imported_declaration as child of previous
2087 DW_TAG_imported_module.
2088 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
2089 * sdbout.c (sdb_debug_hooks): Likewise.
2090 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2092 2008-08-29 Jan Hubicka <jh@suse.cz>
2094 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
2096 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
2097 * ipa-cp.c (n_cloning_candidates): New static variable.
2098 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
2099 (ipcp_print_all_lattices): Improve debug output.
2100 (ipcp_cloning_candidate_p): New function.
2101 (ipcp_initialize_node_lattices): Use it.
2102 (ipcp_init_stage): Do only analyzis here; prettier debug output.
2103 (ipcp_propagate_stage): Prettier debug output.
2104 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
2105 (ipcp_print_all_structures): Remove.
2106 (ipcp_need_redirect_p): Test !n_cloning_candidates.
2107 (ipcp_insert_stage): Prettier debug output; call
2108 cgraph_remove_unreachable_nodes before propagating.
2109 (pass_ipa_cp): Schedule function removal pass.
2110 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
2112 (cgraph_maybe_hot_edge_p): Move to ...
2113 * predict.c (cgraph_maybe_hot_edge_p) ... here.
2114 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
2115 (common_handle_option): Set them; enable ipa-cp when profiling.
2116 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
2117 (ipa_print_all_jump_functions): Likewise.
2118 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
2119 (ipa_print_node_params, ipa_print_all_params): New.
2120 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
2121 ipa_print_all_param_flags): Remove.
2122 (ipa_print_node_params, ipa_print_all_params): New.
2124 2008-08-29 Bob Wilson <bob.wilson@acm.org>
2126 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
2127 change from 2008-04-03.
2128 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
2130 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2134 * ira-color.c (push_allocnos_to_stack): Truncate
2135 removed_splay_allocno_vec.
2137 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2140 * ira-color (ira_fast_allocation): Don't assign hard registers to
2143 2008-08-29 Jan Hubicka <jh@suse.cz>
2146 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
2147 for cold internal loops.
2149 2008-08-29 Richard Guenther <rguenther@suse.de>
2151 * tree-ssa-structalias.c (create_variable_info_for): Do not
2152 create fields for heap vars or vars with a noalias state.
2153 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
2156 2008-08-29 Richard Guenther <rguenther@suse.de>
2158 * common.opt (ftree-store-ccp): Mark as preserved for
2159 backward compatibility.
2160 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
2161 * tree-pass.h (pass_store_ccp): Remove.
2162 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
2163 (first_vdef): Remove declaration.
2164 (get_value_loaded_by): Likewise.
2165 * tree-ssa-ccp.c (do_store_ccp): Remove.
2166 (get_default_value): Simplify as do_store_ccp is always false
2167 now. Do not initialize mem_ref.
2168 (set_value_varying): Likewise.
2169 (canonicalize_float_value): Likewise.
2170 (set_lattice_value): Likewise.
2171 (likely_value): Likewise.
2172 (surely_varying_stmt_p): Likewise.
2173 (ccp_initialize): Likewise.
2174 (ccp_lattice_meet): Likewise.
2175 (ccp_visit_phi_node): Likewise.
2176 (ccp_fold): Likewise.
2177 (evaluate_stmt): Likewise.
2178 (visit_assignment): Likewise.
2179 (ccp_visit_stmt): Likewise.
2180 (execute_ssa_ccp): Fold into ...
2181 (do_ssa_ccp): ... this.
2182 (do_ssa_store_ccp): Remove.
2183 (gate_store_ccp): Likewise.
2184 (pass_store_ccp): Likewise.
2185 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
2187 * tree-ssa-propagate.c (first_vdef): Remove.
2188 (get_value_loaded_by): Likewise.
2189 (replace_vuses_in): Likewise.
2190 (substitute_and_fold): Do not call replace_vuses_in.
2191 * opts.c (decode_options): Do not set flag_tree_store_ccp.
2193 2008-08-29 Richard Guenther <rguenther@suse.de>
2196 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
2197 PARAM_NOALIAS tags with is_heapvar.
2198 * tree-ssa-operands.c (access_can_touch_variable): Offset
2199 based tests do not apply for heapvars. Fix offset test.
2201 2008-08-29 Jan Hubicka <jh@suse.cz>
2203 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
2204 (-fipa-cp-clone): Enabled by default at -O3.
2205 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
2206 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
2208 2008-08-29 Jan Hubicka <jh@suse.cz>
2210 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
2212 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
2214 * gimple.c (giple_copy_call_skip_args): New function.
2215 (giple_copy_call_skip_args): Declare.
2217 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
2218 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
2219 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
2220 (ipcp_create_replace_map): Improve debug output.
2221 (ipcp_need_redirect_p): Return false when not clonning.
2222 (ipcp_update_callgraph): Skip args.
2223 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
2225 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
2226 (save_inline_function_body): Update call of tree_function_versioning.
2227 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
2228 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
2229 (tree_function_versioning): Likewise.
2230 * tree-inline.h (tree_function_versioning): Update prototype.
2232 2008-08-29 Jan Hubicka <jh@suse.cz>
2234 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
2235 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
2236 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
2237 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
2238 * value-prof.c (gimple_divmod_fixed_value_transform,
2239 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
2240 gimple_stringops_transform): Use optimize_bb_for_size_p.
2241 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
2242 * final.c (compute_alignments): Use optimize_function_for_size_p.
2243 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
2244 (fold_builtin_strcpy, fold_builtin_fputs): Use
2245 optimize_function_for_size_p.
2246 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
2247 * recog.c (relax_delay_slots): Likewise.
2248 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
2249 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
2250 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
2251 optimize_function_for_size_p.
2252 (cgraph_decide_inlining_of_small_function): Use
2253 optimize_function_for_size_p.
2254 * global.c (find_reg): Use optimize_function_for_size_p.
2255 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
2256 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
2257 flag_prefetch_loop_arrays. Those can work it out from profile.
2258 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
2259 optimize_loop_for_speed_p.
2260 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
2262 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
2263 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
2264 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
2265 * local-alloc.c (block_alloc): Pass BB pointer.
2266 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
2267 * gcse.c (gcse_main): Use optimize_function_for_size_p.
2268 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
2269 (decide_peel_completely): Likewise.
2270 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
2271 optimize_loop_for_size_p.
2272 (vect_enhance_data_refs_alignment): Likewise.
2273 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
2274 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
2275 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
2276 (try_crossjump_bb): Use optimize_bb_for_size_p.
2277 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2278 optimize_loop_for_speed_p.
2279 * bb-reorder.c (find_traces_1_round): Likewise.
2280 (copy_bb): Use optimize_bb_for_speed_p.
2281 (duplicate_computed_gotos): Likewise.
2282 * basic-block.h (optimize_loop_nest_for_size_p,
2283 optimize_loop_nest_for_speed_p): New.
2284 * stmt.c (expand_case): Use optimize_insn_for_size_p.
2286 2008-08-29 Tristan Gingold <gingold@adacore.com>
2288 * gcov.c (main): Call expandargv.
2290 2008-08-29 Jan Hubicka <jh@suse.cz>
2292 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
2294 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2296 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
2297 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2299 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
2301 2008-08-29 Jan Hubicka <jh@suse.cz>
2303 * tree-pass.h (pass_strip_predict_hints): Declare.
2304 * predict.c (strip_builtin_expect): Rename to ...
2305 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
2306 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
2307 (tree_estimate_probability): Do not strip builtin_expect.
2308 (pass_strip_predict_hints): New pass.
2309 * tree-inline.c (expand_call_inline): When inlining cold function, predict
2311 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2313 2008-08-29 Richard Guenther <rguenther@suse.de>
2315 PR tree-optimization/37207
2316 * tree-vrp.c (extract_range_from_binary_expr): Also try
2317 to constant fold if only one of the operands is a constant.
2319 2008-08-29 Nick Clifton <nickc@redhat.com>
2321 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
2322 the same way as SYMBOL_REFs.
2324 2008-08-28 Bob Wilson <bob.wilson@acm.org>
2326 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2328 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2330 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
2331 * config/mips/mips.md (branch_likely): Remove const. Fix
2333 (define_delay for type "branch"): Change to only apply for branch
2334 with likely variant.
2335 (define_delay for type "branch" and "branch_likely" no). New delay
2337 (equality_op): New code iterator.
2338 (bbv, bbinv): New code attributes.
2339 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
2342 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2343 Andrew Pinski <pinskia@gcc.gnu.org>
2346 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2348 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2350 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2351 rule that a symbolic constant must be defined and >= 0 for the
2352 corresponding facility to be present at compile-time.
2353 * gthr-posix.c: Likewise.
2355 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2357 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2358 * config/mips/mips.md (D): New mode attribute.
2359 (mulsi3, muldi3): Merge it into ...
2360 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
2362 (muldi3_mul3): New pattern.
2363 (mulsi3_mult3): Rename to mulsi3_mul3.
2365 2008-08-28 Jan Hubicka <jh@suse.cz>
2367 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2369 * predict.c (always_optimize_for_size_p): Rename to ...
2370 (optimize_function_for_size): ... this one; make extern.
2371 (optimize_function_for_speed_p): New.
2372 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2373 optimize_edge_for_size_p,optimize_edge_for_size_p,
2374 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2375 * basic-block.h (optimize_function_for_size_p,
2376 optimize_function_for_speed_p): Declare.
2377 * i386.md (optimize_size checks): Replace them by appropriate
2379 (standard_80387_constant_p, ix86_compute_frame_layout,
2380 ix86_expand_epilogue, ix86_decompose_address,
2381 print_operand, emit_i387_cw_initialization,
2382 inline_memory_move_cost, ix86_pad_returns,
2383 ix86_reorg): Replace optimize_size checks.
2385 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2387 * rtl.h (simplify_subreg_regno): Declare.
2388 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2389 * simplify-rtx.c (simplify_subreg): ...here.
2390 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2391 subreg_offset_representable_p.
2393 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2396 * c-typeck.c (convert_for_assignment): Give a note describing what
2397 was passed and what was expected.
2399 2008-08-28 Joey Ye <joey.ye@intel.com>
2401 * doc/extend.texi: Document AVX built-in functions.
2402 * doc/invoke.texi: Document -mavx.
2404 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2405 Joey Ye <joey.ye@intel.com>
2406 Xuepeng Guo <xuepeng.guo@intel.com>
2408 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2410 * config/i386/cpuid.h (bit_FMA): New.
2411 (bit_XSAVE): Likewise.
2412 (bit_OSXSAVE): Likewise.
2413 (bit_AVX): Likewise.
2415 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2416 define. Use ASM_OUTPUT_AVX_PREFIX.
2418 * config/i386/gmmintrin.h: New.
2420 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2421 (OPTION_MASK_ISA_AVX_SET): New.
2422 (OPTION_MASK_ISA_FMA_SET): Likewise.
2423 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2424 (OPTION_MASK_ISA_FMA_SET): Likewise.
2425 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2426 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2427 (pta_flags): Add PTA_AVX and PTA_FMA.
2428 (override_options): Handle PTA_AVX and PTA_FMA.
2429 (init_cumulative_args): Handle warn_avx.
2430 (classify_argument): Return 0 for COImode and OImode. Return
2431 1 and X86_64_AVX_CLASS for 256bit vector types.
2432 (examine_argument): Handle X86_64_AVX_CLASS.
2433 (construct_container): Likewise.
2434 (function_arg_advance_32): Pass OImode and 256bit vector types
2436 (function_arg_advance_64): Take a new argument to indicate if a
2437 parameter is named. Handle 256bit vector types. Return
2438 immediately for unnamed 256bit vector mode parameters.
2439 (function_arg_advance): Updated.
2440 (function_arg_32): Add comments for TImode. Handle OImode
2441 and 256bit vector types.
2442 (function_arg_64): Take a new argument to indicate if a
2443 parameter is named. Handle 256bit vector types. Return NULL
2444 for unnamed 256bit vector mode parameters.
2445 (function_arg): Updated.
2446 (setup_incoming_varargs_64): Support
2447 AVX encoding for *sse_prologue_save_insn.
2448 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2449 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2450 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2451 enabled, otherwise return -3.
2452 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2454 (print_reg): Support AVX registers. Handle 'x' and 't'.
2455 Handle 'd' to duplicate the operand.
2456 (print_operand): Likewise. Also support AVX vector compare
2458 (output_387_binary_op): Support AVX.
2459 (output_fp_compare): Likewise.
2460 (ix86_expand_vector_move_misalign): Likewise.
2461 (ix86_attr_length_vex_default): New.
2462 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2463 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2464 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2465 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2466 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2467 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2468 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2469 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2470 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2471 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2472 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2473 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2474 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2475 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2476 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2477 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2478 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2479 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2480 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2481 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2482 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2483 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2484 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2485 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2486 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2487 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2488 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2489 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2490 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2491 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2492 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2493 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2494 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2495 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2496 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2497 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2498 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2499 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2500 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2501 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2502 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2503 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2504 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2505 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2506 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2507 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2508 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2509 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2510 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2511 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2512 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2513 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2514 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2515 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2516 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2517 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2518 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2519 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2520 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2521 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2522 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2523 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2524 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2525 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2526 and IX86_BUILTIN_MOVMSKPS256,
2527 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2528 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2529 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2530 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2531 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2532 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2533 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2534 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2535 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2536 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2537 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2538 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2539 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2540 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2541 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2542 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2543 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2544 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2545 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2546 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2547 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2548 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2549 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2550 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2551 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2552 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2553 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2554 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2555 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2556 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2557 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2558 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2559 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2560 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2561 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2562 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2563 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2564 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2565 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2566 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2567 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2568 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2569 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2570 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2571 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2572 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2573 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2574 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2575 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2576 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2577 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2578 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2579 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2580 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2581 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2582 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2583 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2584 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2586 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2587 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2588 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2589 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2590 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2591 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2592 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2593 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2594 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2595 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2596 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2597 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2598 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2599 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2600 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2601 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2602 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2603 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2604 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2605 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2606 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2607 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2608 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2609 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2610 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2611 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2612 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2613 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2614 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2615 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2616 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2617 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2618 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2619 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2620 IX86_BUILTIN_MOVMSKPS256.
2621 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2622 (ix86_expand_args_builtin): Likewise.
2623 (ix86_expand_special_args_builtin): Likewise.
2624 (ix86_hard_regno_mode_ok): Handle AVX modes.
2625 (ix86_expand_vector_init_duplicate): Likewise.
2626 (ix86_expand_vector_init_one_nonzero): Likewise.
2627 (ix86_expand_vector_init_one_var): Likewise.
2628 (ix86_expand_vector_init_concat): Likewise.
2629 (ix86_expand_vector_init_general): Likewise.
2630 (ix86_expand_vector_set): Likewise.
2631 (ix86_vector_mode_supported_p): Likewise.
2632 (x86_extended_reg_mentioned_p): Check INSN_P before using
2635 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2636 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2638 * config/i386/i386.h (TARGET_AVX): New.
2639 (TARGET_FMA): Likewise.
2640 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2641 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2642 (VALID_AVX256_REG_MODE): New.
2643 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2644 (AVX_FLOAT_MODE_P): Likewise.
2645 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2646 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2647 (AVX_VEC_FLOAT_MODE_P): Likewise.
2648 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2649 (ASM_OUTPUT_OPCODE): Likewise.
2650 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2652 (SSE_REG_MODE_P): Allow 256bit vector modes.
2653 (ix86_args): Add a warn_avx field.
2655 * config/i386/i386.md (UNSPEC_PCMP): New.
2656 (UNSPEC_VPERMIL): Likewise.
2657 (UNSPEC_VPERMIL2): Likewise.
2658 (UNSPEC_VPERMIL2F128): Likewise.
2659 (UNSPEC_MASKLOAD): Likewise.
2660 (UNSPEC_MASKSTORE): Likewise.
2661 (UNSPEC_CAST): Likewise.
2662 (UNSPEC_VTESTP): Likewise.
2663 (UNSPECV_VZEROALL): Likewise.
2664 (UNSPECV_VZEROUPPER): Likewise.
2665 (XMM0_REG): Likewise.
2666 (XMM1_REG): Likewise.
2667 (XMM2_REG): Likewise.
2668 (XMM3_REG): Likewise.
2669 (XMM4_REG): Likewise.
2670 (XMM5_REG): Likewise.
2671 (XMM6_REG): Likewise.
2672 (XMM8_REG): Likewise.
2673 (XMM9_REG): Likewise.
2674 (XMM10_REG): Likewise.
2675 (XMM11_REG): Likewise.
2676 (XMM12_REG): Likewise.
2677 (XMM13_REG): Likewise.
2678 (XMM14_REG): Likewise.
2679 (XMM15_REG): Likewise.
2681 (prefix_vex_imm8): Likewise.
2682 (prefix_vex_w): Likewise.
2683 (length_vex): Likewise.
2686 (*avx_ashlti3): Likewise.
2687 (*avx_lshrti3): Likewise.
2688 (*avx_setcc<mode>): Likewise.
2689 (*fop_<mode>_comm_mixed_avx): Likewise.
2690 (*fop_<mode>_comm_avx): Likewise.
2691 (*fop_<mode>_1_mixed_avx): Likewise.
2692 (*fop_<mode>_1_avx): Likewise.
2693 (*avx_<code><mode>3): Likewise.
2694 (*avx_ieee_smin<mode>3): Likewise.
2695 (*avx_ieee_smax<mode>3): Likewise.
2696 (mode): Add OI, V8SF and V4DF.
2697 (length): Support VEX prefix.
2698 (*cmpfp_i_mixed): Set prefix attribute.
2699 (*cmpfp_i_sse): Likewise.
2700 (*cmpfp_iu_mixed): Likewise.
2701 (*cmpfp_iu_sse): Likewise.
2702 (*movsi_1): Support AVX.
2703 (*movdi_2): Likewise.
2704 (*movdi_1_rex64): Likewise.
2705 (*movti_internal): Likewise.
2706 (*movti_rex64): Likewise.
2707 (*movsf_1): Likewise.
2708 (*movdf_nointeger): Likewise.
2709 (*movdf_integer_rex64): Likewise.
2710 (*movtf_internal): Likewise.
2711 (zero_extendsidi2_32): Likewise.
2712 (zero_extendsidi2_rex64): Likewise.
2713 (*extendsfdf2_mixed): Likewise.
2714 (*extendsfdf2_sse): Likewise.
2715 (*truncdfsf_fast_mixed): Likewise.
2716 (*truncdfsf_fast_sse): Likewise.
2717 (*truncdfsf_mixed): Likewise.
2718 (fix_trunc<mode>di_sse): Likewise.
2719 (fix_trunc<mode>si_sse): Likewise.
2720 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2721 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2722 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2723 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2724 (*rcpsf2_sse): Likewise.
2725 (*rsqrtsf2_sse): Likewise.
2726 (*sqrt<mode>2_sse): Likewise.
2727 (sse4_1_round<mode>2): Likewise.
2728 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2729 Support AVX. Set length attribute properly for AVX.
2731 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2732 (VECTOR_MODES (FLOAT, 32)): Likewise.
2733 (VECTOR_MODE (INT, DI, 8)): Likewise.
2734 (VECTOR_MODE (INT, HI, 32)): Likewise.
2735 (VECTOR_MODE (INT, QI, 64)): Likewise.
2736 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2737 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2738 (VECTOR_MODE (INT, DI, 4)): Removed.
2739 (VECTOR_MODE (INT, SI, 8)): Likewise.
2740 (VECTOR_MODE (INT, HI, 16)): Likewise.
2741 (VECTOR_MODE (INT, QI, 32)): Likewise.
2742 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2743 (INT_MODE (OI, 32)): Likewise.
2745 * config/i386/i386.opt (mavx): New.
2748 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2750 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2751 (*mov<mode>_internal_avx): New.
2752 (*movv2sf_internal_rex64_avx): Likewise.
2753 (*movv2sf_internal_avx): Likewise.
2755 * config/i386/predicates.md (const_4_to_5_operand): New.
2756 (const_6_to_7_operand): Likewise.
2757 (const_8_to_11_operand): Likewise.
2758 (const_12_to_15_operand): Likewise.
2759 (avx_comparison_float_operator): Likewise.
2761 * config/i386/sse.md (AVX256MODEI): New.
2762 (AVX256MODE): Likewise.
2763 (AVXMODEQI): Likewise.
2764 (AVXMODE): Likewise.
2765 (AVX256MODEF2P): Likewise.
2766 (AVX256MODE2P): Likewise.
2767 (AVX256MODE4P): Likewise.
2768 (AVX256MODE8P): Likewise.
2769 (AVXMODEF2P): Likewise.
2770 (AVXMODEF4P): Likewise.
2771 (AVXMODEDCVTDQ2PS): Likewise.
2772 (AVXMODEDCVTPS2DQ): Likewise.
2773 (avxvecmode): Likewise.
2774 (avxvecpsmode): Likewise.
2775 (avxhalfvecmode): Likewise.
2776 (avxscalarmode): Likewise.
2777 (avxcvtvecmode): Likewise.
2778 (avxpermvecmode): Likewise.
2779 (avxmodesuffixf2c): Likewise.
2780 (avxmodesuffixp): Likewise.
2781 (avxmodesuffixs): Likewise.
2782 (avxmodesuffix): Likewise.
2783 (vpermilbits): Likewise.
2784 (pinsrbits): Likewise.
2785 (mov<mode>): Likewise.
2786 (*mov<mode>_internal): Likewise.
2787 (push<mode>1): Likewise.
2788 (movmisalign<mode>): Likewise.
2789 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2790 (avx_movdqu<avxmodesuffix>): Likewise.
2791 (avx_lddqu<avxmodesuffix>): Likewise.
2792 (<plusminus_insn><mode>3): Likewise.
2793 (*avx_<plusminus_insn><mode>3): Likewise.
2794 (*avx_vm<plusminus_insn><mode>3): Likewise.
2795 (mul<mode>3): Likewise.
2796 (*avx_mul<mode>3): Likewise.
2797 (*avx_vmmul<mode>3): Likewise.
2798 (divv8sf3): Likewise.
2799 (divv4df3): Likewise.
2800 (avx_div<mode>3): Likewise.
2801 (*avx_div<mode>3): Likewise.
2802 (*avx_vmdiv<mode>3): Likewise.
2803 (avx_rcpv8sf2): Likewise.
2804 (*avx_vmrcpv4sf2): Likewise.
2805 (sqrtv8sf2): Likewise.
2806 (avx_sqrtv8sf2): Likewise.
2807 (*avx_vmsqrt<mode>2): Likewise.
2808 (rsqrtv8sf2): Likewise.
2809 (avx_rsqrtv8sf2): Likewise.
2810 (*avx_vmrsqrtv4sf2): Likewise.
2811 (<code><mode>3): Likewise.
2812 (*avx_<code><mode>3_finite): Likewise.
2813 (*avx_<code><mode>3): Likewise.
2814 (*avx_vm<code><mode>3): Likewise.
2815 (*avx_ieee_smin<mode>3): Likewise.
2816 (*avx_ieee_smax<mode>3): Likewise.
2817 (avx_addsubv8sf3): Likewise.
2818 (avx_addsubv4df3): Likewise.
2819 (*avx_addsubv4sf3): Likewise.
2820 (*avx_addsubv2df3): Likewise.
2821 (avx_h<plusminus_insn>v4df3): Likewise.
2822 (avx_h<plusminus_insn>v8sf3): Likewise.
2823 (*avx_h<plusminus_insn>v4sf3): Likewise.
2824 (*avx_h<plusminus_insn>v2df3): Likewise.
2825 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2826 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2827 (*avx_maskcmp<mode>3): Likewise.
2828 (avx_nand<mode>3): Likewise.
2829 (*avx_<code><mode>3): Likewise.
2830 (*avx_nand<mode>3): Likewise.
2831 (*avx_<code><mode>3): Likewise.
2832 (*avx_cvtsi2ss): Likewise.
2833 (*avx_cvtsi2ssq): Likewise.
2834 (*avx_cvtsi2sd): Likewise.
2835 (*avx_cvtsi2sdq): Likewise.
2836 (*avx_cvtsd2ss): Likewise.
2837 (avx_cvtss2sd): Likewise.
2838 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2839 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2840 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2841 (*avx_cvtsi2sd): Likewise.
2842 (*avx_cvtsi2sdq): Likewise.
2843 (avx_cvtdq2pd256): Likewise.
2844 (avx_cvtpd2dq256): Likewise.
2845 (avx_cvttpd2dq256): Likewise.
2846 (*avx_cvtsd2ss): Likewise.
2847 (*avx_cvtss2sd): Likewise.
2848 (avx_cvtpd2ps256): Likewise.
2849 (avx_cvtps2pd256): Likewise.
2850 (*avx_movhlps): Likewise.
2851 (*avx_movlhps): Likewise.
2852 (avx_unpckhps256): Likewise.
2853 (*avx_unpckhps): Likewise.
2854 (avx_unpcklps256): Likewise.
2855 (*avx_unpcklps): Likewise.
2856 (avx_movshdup256): Likewise.
2857 (avx_movsldup256): Likewise.
2858 (avx_shufps256): Likewise.
2859 (avx_shufps256_1): Likewise.
2860 (*avx_shufps_<mode>): Likewise.
2861 (*avx_loadhps): Likewise.
2862 (*avx_storelps): Likewise.
2863 (*avx_loadlps): Likewise.
2864 (*avx_movss): Likewise.
2865 (*vec_dupv4sf_avx): Likewise.
2866 (*vec_concatv2sf_avx): Likewise.
2867 (*vec_concatv4sf_avx): Likewise.
2868 (*vec_setv4sf_0_avx): Likewise.
2869 (*vec_setv4sf_avx): Likewise.
2870 (*avx_insertps): Likewise.
2871 (avx_vextractf128<mode>): Likewise.
2872 (vec_extract_lo_<mode>): Likewise.
2873 (vec_extract_hi_<mode>): Likewise.
2874 (vec_extract_lo_<mode>): Likewise.
2875 (vec_extract_hi_<mode>): Likewise.
2876 (vec_extract_lo_v16hi): Likewise.
2877 (vec_extract_hi_v16hi): Likewise.
2878 (vec_extract_lo_v32qi): Likewise.
2879 (vec_extract_hi_v32qi): Likewise.
2880 (avx_unpckhpd256): Likewise.
2881 (*avx_unpckhpd): Likewise.
2882 (avx_movddup256): Likewise.
2883 (*avx_movddup): Likewise.
2884 (avx_unpcklpd256): Likewise.
2885 (*avx_unpcklpd): Likewise.
2886 (avx_shufpd256): Likewise.
2887 (avx_shufpd256_1): Likewise.
2888 (*avx_punpckhqdq): Likewise.
2889 (*avx_punpcklqdq): Likewise.
2890 (*avx_shufpd_<mode>): Likewise.
2891 (*avx_storehpd): Likewise.
2892 (*avx_loadhpd): Likewise.
2893 (*avx_loadlpd): Likewise.
2894 (*avx_movsd): Likewise.
2895 (*vec_concatv2df_avx): Likewise.
2896 (*avx_<plusminus_insn><mode>3): Likewise.
2897 (*avx_<plusminus_insn><mode>3): Likewise.
2898 (*avx_mulv8hi3): Likewise.
2899 (*avxv8hi3_highpart): Likewise.
2900 (*avx_umulv8hi3_highpart): Likewise.
2901 (*avx_umulv2siv2di3): Likewise.
2902 (*avx_mulv2siv2di3): Likewise.
2903 (*avx_pmaddwd): Likewise.
2904 (*avx_mulv4si3): Likewise.
2905 (*avx_ashr<mode>3): Likewise.
2906 (*avx_lshr<mode>3): Likewise.
2907 (*avx_ashl<mode>3): Likewise.
2908 (*avx_<code><mode>3): Likewise.
2909 (*avx_eq<mode>3): Likewise.
2910 (*avx_gt<mode>3): Likewise.
2911 (*avx_nand<mode>3): Likewise.
2912 (*avx_nand<mode>3): Likewise.
2913 (*avx_<code><mode>3): Likewise.
2914 (*avx_<code><mode>3): Likewise.
2915 (*avx_packsswb): Likewise.
2916 (*avx_packssdw): Likewise.
2917 (*avx_packuswb): Likewise.
2918 (*avx_punpckhbw): Likewise.
2919 (*avx_punpcklbw): Likewise.
2920 (*avx_punpckhwd): Likewise.
2921 (*avx_punpcklwd): Likewise.
2922 (*avx_punpckhdq): Likewise.
2923 (*avx_punpckldq): Likewise.
2924 (*avx_pinsr<avxmodesuffixs>): Likewise.
2925 (*avx_pinsrq): Likewise.
2926 (*avx_loadld): Likewise.
2927 (*vec_extractv2di_1_rex64_avx): Likewise.
2928 (*vec_extractv2di_1_avx): Likewise.
2929 (*vec_dupv2di_avx): Likewise.
2930 (*vec_concatv2si_avx): Likewise.
2931 (*vec_concatv4si_1_avx): Likewise.
2932 (*vec_concatv2di_avx): Likewise.
2933 (*vec_concatv2di_rex64_avx): Likewise.
2934 (*avx_uavgv16qi3): Likewise.
2935 (*avx_uavgv8hi3): Likewise.
2936 (*avx_psadbw): Likewise.
2937 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2938 (*avx_phaddwv8hi3): Likewise.
2939 (*avx_phadddv4si3): Likewise.
2940 (*avx_phaddswv8hi3): Likewise.
2941 (*avx_phsubwv8hi3): Likewise.
2942 (*avx_phsubdv4si3): Likewise.
2943 (*avx_phsubswv8hi3): Likewise.
2944 (*avx_pmaddubsw128): Likewise.
2945 (*avx_pmulhrswv8hi3): Likewise.
2946 (*avx_pshufbv16qi3): Likewise.
2947 (*avx_psign<mode>3): Likewise.
2948 (*avx_palignrti): Likewise.
2949 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2950 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2951 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2952 (*avx_mpsadbw): Likewise.
2953 (*avx_packusdw): Likewise.
2954 (*avx_pblendvb): Likewise.
2955 (*avx_pblendw): Likewise.
2956 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2957 (avx_ptest256): Likewise.
2958 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2959 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2960 (*avx_aesenc): Likewise.
2961 (*avx_aesenclast): Likewise.
2962 (*avx_aesdec): Likewise.
2963 (*avx_aesdeclast): Likewise.
2964 (avx_vzeroupper): Likewise.
2965 (avx_vzeroupper_rex64): Likewise.
2966 (avx_vpermil<mode>): Likewise.
2967 (avx_vpermilvar<mode>3): Likewise.
2968 (avx_vpermil2<mode>3): Likewise.
2969 (avx_vperm2f128<mode>3): Likewise.
2970 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2971 (avx_vbroadcastss256): Likewise.
2972 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2973 (avx_vinsertf128<mode>): Likewise.
2974 (vec_set_lo_<mode>): Likewise.
2975 (vec_set_hi_<mode>): Likewise.
2976 (vec_set_lo_<mode>): Likewise.
2977 (vec_set_hi_<mode>): Likewise.
2978 (vec_set_lo_v16hi): Likewise.
2979 (vec_set_hi_v16hi): Likewise.
2980 (vec_set_lo_v32qi): Likewise.
2981 (vec_set_hi_v32qi): Likewise.
2982 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2983 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2984 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2985 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2986 (vec_init<mode>): Likewise.
2987 (*vec_concat<mode>_avx): Likewise.
2988 (blendbits): Support V8SF and V4DF.
2989 (sse2_movq128): Support AVX.
2990 (<sse>_movnt<mode>): Likewise.
2991 (sse2_movntv2di): Likewise.
2992 (sse_rcpv4sf2): Likewise.
2993 (sse_sqrtv4sf2): Likewise.
2994 (sse_rsqrtv4sf2): Likewise.
2995 (<sse>_comi): Likewise.
2996 (<sse>_ucomi): Likewise.
2997 (sse_cvtss2si): Likewise.
2998 (sse_cvtss2si_2): Likewise.
2999 (sse_cvtss2siq): Likewise.
3000 (sse_cvtss2siq_2): Likewise.
3001 (sse_cvttss2si): Likewise.
3002 (sse_cvttss2siq): Likewise.
3003 (sse2_cvtsd2si): Likewise.
3004 (sse2_cvtsd2si_2): Likewise.
3005 (sse2_cvtsd2siq): Likewise.
3006 (sse2_cvtsd2siq_2): Likewise.
3007 (sse2_cvttsd2si): Likewise.
3008 (sse2_cvttsd2siq): Likewise.
3009 (sse2_cvtdq2pd): Likewise.
3010 (*sse2_cvtpd2dq): Likewise.
3011 (*sse2_cvttpd2dq): Likewise.
3012 (*sse2_cvtpd2ps): Likewise.
3013 (sse2_cvtps2pd): Likewise.
3014 (sse3_movshdup): Likewise.
3015 (sse3_movsldup): Likewise.
3016 (sse_storehps): Likewise.
3017 (*sse4_1_extractps): Likewise.
3018 (sse2_storelpd): Likewise.
3019 (vec_dupv2df_sse3): Likewise.
3020 (*vec_concatv2df_sse3): Likewise.
3021 (*sse4_1_pextrb): Likewise.
3022 (*sse4_1_pextrb_memory): Likewise.
3023 (*sse2_pextrw): Likewise.
3024 (*sse4_1_pextrw_memory): Likewise.
3025 (*sse4_1_pextrd): Likewise.
3026 (*sse4_1_pextrq): Likewise.
3027 (sse2_pshufd_1): Likewise.
3028 (sse2_pshuflw_1): Likewise.
3029 (sse2_pshufhw_1): Likewise.
3030 (*sse2_storeq_rex64): Likewise.
3031 (*vec_dupv4si): Likewise.
3032 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
3033 (sse2_pmovmskb): Likewise.
3034 (*sse2_maskmovdqu): Likewise.
3035 (*sse2_maskmovdqu_rex64): Likewise.
3036 (sse_ldmxcsr): Likewise.
3037 (sse_stmxcsr): Likewise.
3038 (abs<mode>2): Likewise.
3039 (sse4_1_movntdqa): Likewise.
3040 (sse4_1_phminposuw): Likewise.
3041 (sse4_1_extendv8qiv8hi2): Likewise.
3042 (*sse4_1_extendv8qiv8hi2): Likewise.
3043 (sse4_1_extendv4qiv4si2): Likewise.
3044 (*sse4_1_extendv4qiv4si2): Likewise.
3045 (sse4_1_extendv2qiv2di2): Likewise.
3046 (*sse4_1_extendv2qiv2di2): Likewise.
3047 (sse4_1_extendv4hiv4si2): Likewise.
3048 (*sse4_1_extendv4hiv4si2): Likewise.
3049 (sse4_1_extendv2hiv2di2): Likewise.
3050 (*sse4_1_extendv2hiv2di2): Likewise.
3051 (sse4_1_extendv2siv2di2): Likewise.
3052 (*sse4_1_extendv2siv2di2): Likewise.
3053 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3054 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3055 (sse4_1_zero_extendv4qiv4si2): Likewise.
3056 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3057 (sse4_1_zero_extendv2qiv2di2): Likewise.
3058 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3059 (sse4_1_zero_extendv4hiv4si2): Likewise.
3060 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3061 (sse4_1_zero_extendv2hiv2di2): Likewise.
3062 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3063 (sse4_1_zero_extendv2siv2di2): Likewise.
3064 (*sse4_1_zero_extendv2siv2di2): Likewise.
3065 (sse4_1_ptest): Likewise.
3066 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
3067 (sse4_2_pcmpestri): Likewise.
3068 (sse4_2_pcmpestrm): Likewise.
3069 (sse4_2_pcmpistri): Likewise.
3070 (sse4_2_pcmpistrm): Likewise.
3072 (aeskeygenassist): Likewise.
3074 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
3076 * config/i386/predicates.md (vzeroall_operation): New.
3078 * config/i386/sse.md (avx_vzeroall): New.
3079 (*avx_vzeroall): Likewise.
3081 2008-08-28 Paul Brook <paul@codesourcery.com>
3082 Mark Shinwell <shinwell@codesourcery.com>
3083 Richard Earnshaw <richard.earnshaw@arm.com>
3085 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
3086 (TARGET_MIN_ANCHOR_OFFSET): New.
3087 (arm_override_options): Set correct anchor ranges for Thumb-1
3088 and Thumb-2 if required.
3089 (legitimize_pic_address): Handle case involving a TLS symbol
3090 reference with an addend.
3091 (arm_optimization_options): Enable section anchors at -O1 and
3093 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
3094 * config/arm/arm-protos.h (arm_optimization_options): New.
3096 2008-08-28 Nick Clifton <nickc@redhat.com>
3098 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
3099 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
3102 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
3103 * config/v850/v850.md (return): Remove frame size restriction.
3105 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
3107 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
3109 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
3111 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
3113 2008-08-28 Paul Brook <paul@codesourcery.com>
3115 * config/arm/vfp11.md: Update license notice.
3116 * config/arm/cortex-r4.md: Ditto.
3118 2008-08-28 Richard Guenther <rguenther@suse.de>
3120 PR tree-optimization/37207
3121 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
3124 2008-08-28 Dodji Seketeli <dodji@redhat.com>
3127 * tree.c (int_fits_type_p): Don't forget unsigned integers
3128 of type sizetype which higher end word equals -1.
3130 2008-08-28 Ira Rosen <irar@il.ibm.com>
3132 * target.h (struct vectorize): Add new target builtin.
3133 * tree-vectorizer.c (destroy_loop_vec_info): Call
3134 vect_free_slp_instance instead of vect_free_slp_node.
3135 * tree-vectorizer.h (enum slp_load_perm_type): New.
3136 (struct _slp_instance): Add new fields.
3137 (SLP_INSTANCE_LOAD_PERMUTATION): New.
3138 (SLP_INSTANCE_LOADS): New.
3139 (vect_free_slp_tree): Remove.
3140 (vect_free_slp_instance): Declare.
3141 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
3142 (vectorizable_load): Add argument.
3143 (vect_transform_slp_perm_load): New.
3144 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
3146 (vect_get_place_in_interleaving_chain): New function.
3147 (vect_free_slp_tree): Make static.
3148 (vect_free_slp_instance): New function.
3149 (vect_build_slp_tree): Add new arguments. Allow load permutations and
3150 collect the load location in the interleaving chain.
3151 (vect_supported_slp_permutation_p): New function.
3152 (vect_supported_load_permutation_p): Likewise.
3153 (vect_analyze_slp_instance): In case of loads permutation, call
3154 vect_supported_load_permutation_p to check that the permutation is
3156 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
3157 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
3158 (vect_create_mask_and_perm): New function.
3159 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
3160 (vectorizable_load): Add an argument. Don't keep the created vectors
3161 statements in the node if permutation is required. Call
3162 vect_transform_slp_perm_load to generate the permutation.
3163 (vect_transform_stmt): Add new argument. Call vectorizable_load with
3164 additional argument.
3165 (vect_schedule_slp_instance): In case of loads permutation, allocate
3166 vectorized statements structure for all the related SLP nodes. Call
3167 vect_transform_stmt with addditional argument.
3168 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
3169 * config/spu/spu.c (spu_builtin_vec_perm): New.
3170 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3171 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
3172 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
3173 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3175 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
3177 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
3178 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
3179 __gthread_cond_signal, __gthread_cond_timedwait,
3180 __gthread_cond_timedwait_recursive): New functions.
3181 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
3183 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
3186 2008-08-28 Richard Guenther <rguenther@suse.de>
3189 * fold-const.c (maybe_canonicalize_comparison_1): Require
3190 undefined overflow only for canonicalizing A +- CST cmp CST.
3191 Make sure to not generate new constants that are not inside
3192 their TYPE_MIN/MAX_VALUE range.
3193 (maybe_canonicalize_comparison): Remove undefined overflow
3195 (fold_binary): Remove now duplicate folding.
3197 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3199 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
3200 use not updated in the last change.
3202 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3204 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
3205 (IRA_COVER_CLASSES): Add FPUL_REGS.
3207 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3210 * c-common.c (conversion_warning): Check for null operands.
3212 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3215 * c-decl.c (check_for_loop_decls): Improve error message. Give
3218 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3221 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
3222 (convert_for_assignment): Pass corrent OPT_W* parameter to
3223 WARN_FOR_ASSIGNMENT.
3225 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3228 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
3230 2008-08-27 Paul Brook <paul@codesourcery.com>
3232 * config.gcc: Loosen checks for arm uclinux eabi targets.
3234 2008-08-27 Paul Brook <paul@codesourcery.com>
3236 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
3238 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3240 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
3242 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
3243 the enumerators of an ENUMERAL_TYPE.
3244 * dbxout.c (dbxout_type): Ditto.
3246 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
3249 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
3250 (fwprop_addr): Check that the loop_father is not the outer loop.
3252 2008-08-26 Paul Brook <paul@codesourcery.com>
3254 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
3255 Remove documentation entry for fmul type.
3256 Use fmuls to annotate single-precision multiplication patterns,
3257 fmuld to annotate double-precision multiplication patterns,
3258 fmacs to annotate single-precision multiply-accumulate patterns
3259 and fmacd to annotate double-precision multiply-accumulate patterns.
3260 * config/arm/vfp11.md: Update reservations accordingly.
3261 * config/arm/arm.md: Note that certain values of the "type"
3262 attribute are documented in vfp.md.
3263 * config/arm/arm1020e.md: Remove out of date duplicate comment.
3264 (v10_cvt): Use new fmul types.
3266 2008-08-26 Paul Brook <paul@codesourcery.com>
3268 * config/arm/vfp.md: Move pipeline description for VFP11 to...
3269 * config/arm/vfp11.md: ...here. New.
3270 * config/arm/arm.md: Include vfp11.md.
3272 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
3274 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
3275 parameter to inform call.
3277 2008-08-26 Jeff Law <law@redhat.com>
3279 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
3280 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
3281 preferred class when copying a constant into a partial word register.
3283 2008-08-26 Ben Elliston <bje@au.ibm.com>
3285 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
3286 * cp/typeck.c: Likewise.
3287 * cp/tree.c: Likewise.
3288 * gimple-low.c: Likewise.
3291 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
3293 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
3294 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
3296 * doc/passes.texi: Describe IRA.
3298 * doc/tm.texi (IRA_COVER_CLASSES,
3299 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
3301 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
3302 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
3303 -fira-propagate-cost, -fno-ira-share-save-slots,
3304 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
3306 * flags.h (ira_algorithm): New enumeration.
3307 (flag_ira_algorithm, flag_ira_verbose): New external variable
3310 * postreload.c (gate_handle_postreload): Don't do post reload
3311 optimizations unless the reload is completed.
3313 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
3316 * tree-pass.h (pass_ira): New external variable declaration.
3318 * reload.h: Add 2008 to the Copyright.
3320 * cfgloopanal.c: Include params.h.
3321 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
3324 * params.h (IRA_MAX_LOOPS_NUM): New macro.
3326 * toplev.c (ira.h): New include.
3327 (flag_ira_algorithm, flag_ira_verbose): New external variables.
3328 (backend_init_target): Call ira_init.
3329 (backend_init): Call ira_init_once.
3330 (finalize): Call finish_ira_once.
3332 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
3333 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
3336 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
3337 may_move_out_cost): New external variable declarations.
3338 (move_table): New typedef.
3340 * caller-save.c: Include headers output.h and ira.h.
3341 (no_caller_save_reg_set): New global variable.
3342 (save_slots_num, save_slots): New variables.
3343 (reg_save_code, reg_restore_code, add_stored_regs): Add
3345 (init_caller_save): Set up no_caller_save_reg_set.
3346 (init_save_areas): Reset save_slots_num.
3347 (saved_hard_reg): New structure.
3348 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3349 (initiate_saved_hard_regs, new_saved_hard_reg,
3350 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3352 (setup_save_areas): Add code for sharing stack slots.
3353 (all_blocks): New variable.
3354 (save_call_clobbered_regs): Process pseudo-register too.
3355 (mark_set_regs): Process pseudo-register too.
3356 (insert_one_insn): Put the insn after bb note in a empty basic
3357 block. Add insn check.
3359 * global.c (eliminable_regset): Make it external.
3360 (mark_elimination): Use DF_LR_IN for IRA.
3361 (pseudo_for_reload_consideration_p): New.
3362 (build_insn_chain): Make it external. Don't ignore spilled
3363 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3364 (gate_handle_global_alloc): New function.
3365 (pass_global_alloc): Add the gate function.
3367 * opts.c (decode_options): Set up flag_ira. Print the warning for
3369 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3371 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3373 * regmove.c (regmove_optimize): Don't do replacement of output for
3376 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3377 New external variable declarations.
3379 * local-alloc.c (update_equiv_regs): Make it external. Return
3380 true if jump label rebuilding should be done. Rescan new_insn for
3382 (gate_handle_local_alloc): New function.
3383 (pass_local_alloc): Add the gate function.
3385 * alias.c (value_addr_p, stack_addr_p): New functions.
3386 (nonoverlapping_memrefs_p): Use them for IRA.
3388 * common.opt (fira, fira-algorithm, fira-coalesce,
3389 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3390 fira-verbose): New options.
3392 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3393 move_cost, may_move_in_cost, may_move_out_cost): Make the
3395 (move_table): Remove typedef.
3396 (init_move_cost): Make it external.
3397 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3400 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3401 setup_reg_classes): New function prototypes.
3402 (eliminable_regset): New external variable declaration.
3403 (build_insn_chain, update_equiv_regs): New function prototypes.
3405 * Makefile.in (IRA_INT_H): New definition.
3406 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3407 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3408 (reload1.o, toplev.o): Add dependence on ira.h.
3409 (cfgloopanal.o): Add PARAMS_H.
3410 (caller-save.o): Add dependence on output.h and ira.h.
3411 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3412 ira-emit.o, ira-lives.o): New entries.
3414 * passes.c (pass_ira): New pass.
3416 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3418 * reload1.c (ira.h): Include the header.
3419 (changed_allocation_pseudos): New bitmap.
3420 (init_reload): Initiate the bitmap.
3421 (compute_use_by_pseudos): Permits spilled registers in FROM.
3422 (temp_pseudo_reg_arr): New variable.
3423 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3424 IRA. Call alter_reg with the additional parameter. Don't clear
3425 spilled_pseudos for IRA. Restore original insn chain for IRA.
3426 Clear changed_allocation_pseudos at the end of reload.
3427 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3428 (hard_regno_to_pseudo_regno): New variable.
3429 (count_pseudo): Check spilled pseudos. Set up
3430 hard_regno_to_pseudo_regno.
3431 (count_spilled_pseudo): Check spilled pseudos. Update
3432 hard_regno_to_pseudo_regno.
3433 (find_reg): Use better_spill_reload_regno_p. Check
3434 hard_regno_to_pseudo_regno.
3435 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3437 (eliminate_regs_1): Use additional parameter for alter_reg.
3438 (finish_spills): Set up pseudo_previous_regs only for spilled
3439 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3440 more arguments. Don't clear live_throughout and dead_or_set for
3441 spilled pseudos. Use additional parameter for alter_reg. Call
3442 mark_allocation_change. Set up changed_allocation_pseudos.
3443 Remove sanity check.
3444 (emit_input_reload_insns, delete_output_reload): Use additional
3445 parameter for alter_reg. Call mark_allocation_change.
3446 (substitute, gen_reload_chain_without_interm_reg_p): New
3448 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3450 * testsuite/gcc.dg/20080410-1.c: New file.
3452 * config/s390/s390.h (IRA_COVER_CLASSES,
3453 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3455 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3457 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3459 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3461 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3463 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3465 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3467 2008-08-24 Jeff Law <law@redhat.com>
3468 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3469 when ignoring unavailable registers.
3471 2008-08-24 Jeff Law <law@redhat.com>
3472 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3473 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3474 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3475 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3477 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3478 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3480 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3481 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3482 * reload1.c (find_reg): Process registers in register allocation order.
3484 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3485 * toplev.c (backend_init_target): Move ira_init call from
3487 (lang_dependent_init_target): ...to here.
3489 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3490 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3491 calculate memory move costs for NO_REGS.
3493 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3494 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3495 STACK_REGS is defined.
3497 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3498 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3500 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3501 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3503 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3504 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3505 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3508 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3509 Dorit Nuzman <dorit@il.ibm.com>
3511 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3512 vec_extract_evenv4sf, vec_extract_evenv8hi,
3513 vec_extract_evenv16qi, vec_extract_oddv4si,
3514 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3515 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3516 vec_interleave_highv4si, vec_interleave_lowv4si,
3517 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3518 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3519 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3521 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3524 * config/rs6000/rs6000.c (optimization_options): Don't default to
3525 section anchors without toplevel reorder.
3527 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3529 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3530 (mfc_end_critical_section): Likewise.
3532 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3534 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3535 all type qualifiers from element type to vector type.
3537 2008-08-25 David Daney <ddaney@avtrex.com>
3539 * config/mips/mips.md (immediate_insn): Move up in file, fix
3540 comment typo, reformat.
3541 (fetchop_bit, atomic_hiqi_op memory_barrier,
3542 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3543 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3544 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3545 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3546 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3547 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3548 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3549 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3550 sync_old_nand<mode>, sync_new_nand<mode>,
3551 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3552 test_and_set_12): Moved to sync.md.
3554 * config/mips/sync.md: New file.
3556 2008-08-25 Richard Henderson <rth@redhat.com>
3558 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3559 (regsave): Likewise.
3560 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3561 (output_cfi_directive): Likewise.
3562 (div_data_align): New.
3563 (output_cfi): Use it.
3565 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3567 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3568 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3569 (TARGET_OCTEON): New macro.
3570 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3571 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3572 (ISA_HAS_POP): New macro.
3573 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3575 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3577 * config/mips/mips.md (cpu): Add octeon.
3578 (type): Add pop attribute value.
3579 (popcount<mode>2): New pattern.
3580 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3582 2008-08-24 Jan Hubicka <jh@suse.cz>
3584 * doc/invoke.texi (-fipa-cp-clone): New option.
3585 (-fipa-cp): Update docs.
3586 (--param ipcp-unit-growth):New.
3587 * ipa-cp.c: Include fibheap.h, params.h
3588 (ipcp_initialize_node_lattices): When not cloning, all externally
3589 visible functions are bottom.
3590 (ipcp_need_redirect_p): Accept clones.
3591 (ipcp_insert_stage): Use cost driven heuristics.
3592 (max_count, dead_nodes): New static vars.
3593 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3594 ipcp_const_param_count): New functions.
3595 * common.opt (ipa-cp-clone): New command line option.
3596 * params.def (ipcp-unit-growth): New.
3598 2008-08-24 Jan Hubicka <jh@suse.cz>
3600 * tree-inline.c (tree_function_versioning): Look harder
3601 for referenced vars.
3603 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3605 PR tree-optimization/37185
3606 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3608 2008-08-23 Jan Hubicka <jh@suse.cz>
3610 * ipa-cp.c (ipcp_analyze_node): New function.
3611 (ipcp_update_cloned_node): Use it.
3612 (ipcp_init_stage): Likewise.
3613 * ipa-inline.c (function_insertion_hook_holder): New static var.
3614 (analyze_function): Break out from ....
3615 (inline_generate_summary): Here; register insertion hook.
3616 (cgraph_decide_inlining): Remove hook.
3617 (add_new_function): New function.
3619 2008-08-23 Jan Hubicka <jh@suse.cz>
3621 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3623 2008-08-23 Jan Hubicka <jh@suse.cz>
3625 * ipa-cp.c (constant_val_insert): Remove.
3626 (ipcp_propagate_one_const): Remove.
3627 (ipcp_create_replace_map): Always insert replacements to the map.
3628 (ipcp_insert_stage): Do not try to insert statements by hand.
3629 * tree-inline.c (insert_init_stmt): Break out from ...
3630 (setup_one_parameter): ... here; allow NULL BB pointer.
3631 (tree_function_versioning): Use setup_one_parameter to process
3634 2008-08-23 Jan Hubicka <jh@suse.cz>
3636 * tree.c (decl_address_ip_invariant_p): New function.
3637 * tree.h (decl_address_ip_invariant_p): Declare.
3638 * gimple.c (strip_invariant_refs): Break out from ...
3639 (is_gimple_invariant_address): ... here
3640 (is_gimple_ip_invariant_address): New function.
3641 (is_gimple_ip_invariant): New function.
3642 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3645 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3646 (ipcp_lat_is_insertable): All constants are insertable.
3647 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3648 IPA_CONST_VALUE_REF.
3649 (ipcp_initialize_node_lattices): Propagate all types of operands.
3650 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3651 (ipcp_create_replace_map): Reformat.
3652 (ipcp_need_redirect_p): Simplify.
3653 (ipcp_insert_stage): Check that argument is used before clonning.
3654 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3655 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3656 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3657 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3658 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3659 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3660 * tree-inline.c (tree_function_versioning): Add variables referenced by
3663 2008-08-23 Jan Hubicka <jh@suse.cz>
3666 * i386.c (standard_80387_constant_p): Use optimize_size.
3668 2008-08-23 Ira Rosen <irar@il.ibm.com>
3670 PR tree-optimization/37161
3671 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3672 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3673 (vect_determine_vectorization_factor): Move the scalar type
3674 retrieval to vect_get_smallest_scalar_type.
3675 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3676 scalar type. Remove redundant computation.
3677 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3678 (vect_get_slp_defs): Take the type of RHS into account if
3679 necessary by calling vect_get_smallest_scalar_type. Call
3680 vect_get_constant_vectors with additional argument.
3682 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3685 * doc/invoke.texi (Wwrite-strings): Clarify description.
3687 2008-08-23 Ira Rosen <irar@il.ibm.com>
3689 PR tree-optimization/37174
3690 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3691 def stmt is a part of the loop before accessing its stmt_vec_info.
3693 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3696 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3697 (*swap): New insn pattern.
3698 (*ashlqi3): Rename from ashlqi3 insn pattern.
3699 (ashlqi3): New expanders.
3700 (*lshrqi3): Rename from lshrqi3 insn pattern.
3701 (lshrqi3): New expanders.
3702 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3703 lshrqi3_const5, lshrqi3_const6): New splitters.
3704 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3705 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3708 2008-08-22 Richard Guenther <rguenther@suse.de>
3710 PR tree-optimization/37078
3711 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3712 [+INF, +INF] ranges.
3714 2008-08-22 Richard Guenther <rguenther@suse.de>
3716 PR tree-optimization/37143
3717 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3718 a conversion statement instead of a copy.
3720 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3723 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3724 CCCmode, CCOmode and CCSmode destination modes.
3727 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3728 from different units in a single alternative.
3729 (*vec_extractv2sf_1): Ditto.
3730 (*vec_extractv2si_0): Ditto.
3731 (*vec_extractv2si_1): Ditto.
3732 * config/i386/sse.md (sse2_storehpd): Ditto.
3733 (sse2_storelpd): Ditto.
3734 (sse2_loadhpd): Ditto.
3735 (sse2_loadlpd): Ditto.
3738 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3739 (popcountsi2): Ditto.
3740 (clzdi2_abm): Ditto.
3741 (popcountdi2): Ditto.
3742 (clzhi2_abm): Ditto.
3743 (popcounthi2): Ditto.
3745 2008-08-22 Richard Guenther <rguenther@suse.de>
3749 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3750 if the multiplication does not overflow.
3752 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3754 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3756 2008-08-21 Richard Henderson <rth@redhat.com>
3758 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3759 spurrious comma from test.
3760 * configure: Rebuild.
3762 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3765 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3768 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3770 * c-tree.h (grokfield): New argument.
3771 * c-decl.c (grokfield): Handle new location argument.
3772 * c-parser.c (c_parser_struct_declaration): Pass location to
3775 2008-08-21 Richard Guenther <rguenther@suse.de>
3777 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3779 2008-08-21 Jan Hubicka <jh@suse.cz>
3781 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3782 (cgraph_add_function_insertion_hook,
3783 cgraph_remove_function_insertion_hook,
3784 cgraph_call_function_insertion_hooks): New functions.
3785 * cgraph.h (cgraph_add_function_insertion_hook,
3786 cgraph_remove_function_insertion_hook,
3787 cgraph_call_function_insertion_hooks): Declare.
3788 * ipa-reference.c (function_insertion_hook_holder): New variable.
3789 (check_operand, look_for_address_of): When checking late, do not care
3790 about module bitmaps.
3791 (add_new_function): New function.
3792 (generate_summary): Register hooks; zero module bitmaps.
3793 (propagate): Unregister hooks.
3794 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3795 (add_new_function): New function.
3796 (generate_summary): Register hook.
3797 (propagate): Remove hook.
3799 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3801 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3802 * ipa-cp.c (ipcp_update_cloned_node): New function.
3803 (build_const_val): Handle functions correctly; bring type logic
3804 into sync with tree-inline.c
3805 (ipcp_init_stage): Take care of computing stuff needed by
3806 indirect inlining; update clones.
3807 (ipcp_generate_summary): Break out of ipcp_driver.
3808 (ipcp_driver): Do only execution and transformation.
3809 (pass_ipa_cp): Make IPA_PASS.
3810 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3812 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3813 ipcp, some info is already available.
3814 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3815 * tree-inline.c (remap_ssa_name): Unshare expression.
3817 2008-08-21 Richard Guenther <rguenther@suse.de>
3819 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3820 a PHI ask VN if it is already available.
3821 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3822 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3824 2008-08-21 Richard Guenther <rguenther@suse.de>
3827 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3828 makes sure to produce a result of the correct type.
3830 2008-08-21 Jan Hubicka <jh@suse.cz>
3831 Backport from LTO branch:
3833 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3834 Jan Hubicka <jh@suse.cz>
3837 (init_state, finish_state, set_function_state, generate_summary):
3839 (scan_stmt): Renamed from scan_function. Changed to keep state in
3840 local static vars rather than cgraph aux field.
3841 (propagate): Renamed from static_execute. Changed to keep state in
3842 local static vars rather than cgraph aux field.
3843 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3844 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3846 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3848 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3849 * ipa-reference.c (init_function_info, generate_summary,
3850 propagate): New functions.
3851 (analyze_function): Call init_function_info.
3852 (static_execute): Stripped into generate_summary and propagate.
3853 (pass_ipa_reference): Made into ipa_opt_pass.
3855 2008-08-21 Richard Guenther <rguenther@suse.de>
3857 PR tree-optimization/37181
3858 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3860 (extract_range_from_unary_expr): Likewise.
3862 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3864 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3866 * toplev.h (pedwarn_at): Likewise.
3867 * builtins.c: Update all calls to pedwarn.
3868 * c-lex.c: Likewise.
3869 * toplev.c: Likewise.
3870 * c-tree.h: Likewise.
3871 * c-decl.c: Likewise.
3872 * c-errors.c: Likewise.
3873 * c-typeck.c: Likewise.
3874 * c-common.c: Likewise.
3875 * c-parser.c: Likewise.
3877 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3880 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3881 with MODE_VECTOR_INT mode.
3883 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3886 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3887 initialized outside the current module.
3888 (warn_uninitialized_var): Ignore left-hand side when walking the
3889 trees. Ignore address expressions. Examine VUSE operands in gimple
3890 statements with a variable declaration on the right-hand side.
3892 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3895 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3897 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3900 * c-common.c (conversion_warning): Do not warn if applying bit-and
3901 operator to unsigned constant that fits in the target type.
3903 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3906 * c-common.c (conversion_warning): Do not warn for artificial
3909 2008-08-20 Richard Guenther <rguenther@suse.de>
3911 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3912 (extract_range_from_binary_expr): Fall back to constant propagation.
3913 (extract_range_from_unary_expr): Likewise.
3915 2008-08-20 Richard Guenther <rguenther@suse.de>
3917 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3918 with TREE_THIS_VOLATILE on shared nodes.
3919 (fold_stmt_r): Likewise.
3921 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3924 * c-parser.c (c_parser_attributes): For keywords use canonical
3925 spelling for attr_name.
3927 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3929 * value-prof.c (check_counter): Revert wrong call to error.
3931 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3933 * profile.c: Update calls to inform.
3934 * value-prof.c: Update calls to inform.
3936 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3938 * diagnostic.c (inform): Add an explicit location_t parameter.
3939 * toplev.h (inform): Update declaration.
3940 * builtins.c: Update all calls to inform.
3941 * c-common.c: Likewise.
3942 * c-decl.c: Likewise.
3943 * c-opts.c: Likewise.
3944 * c-pch.c: Likewise.
3945 * c-pragma.c: Likewise.
3946 * c-typeck.c: Likewise.
3947 * coverage.c: Likewise.
3949 * toplev.c: Likewise.
3950 * tree-cfg.c: Likewise.
3951 * tree-ssa.c: Likewise.
3953 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3956 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3957 V2DI mode, for SSE4.1, use movq instead of vector set if the
3958 second element is zero and inter-unit moves are OK.
3960 2008-08-20 Richard Guenther <rguenther@suse.de>
3962 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3963 properly handle conversion/copy chains after tuplification.
3965 2008-08-20 Richard Guenther <rguenther@suse.de>
3967 * passes.c (init_optimization_passes): Move the second
3968 forwprop pass before alias computation. Remove the second
3969 DCE pass. Remove the first dominator and phi copy/const
3972 2008-08-20 Nick Clifton <nickc@redhat.com>
3974 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3975 support of this feature. Do not assume that a sufficiently new
3976 assembler will support the feature regardless of the target type.
3977 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3978 * configure: Regenerate.
3980 2008-08-20 Richard Guenther <rguenther@suse.de>
3982 * tree-vrp.c (found_in_subgraph): Remove.
3983 (live): New global static.
3984 (live_on_edge): New function.
3985 (blocks_visited): Remove.
3986 (register_edge_assert_for_2): Use live_on_edge.
3987 (find_conditional_asserts): Remove code dealing with
3988 found_in_subgraph. Do not walk the CFG.
3989 (find_switch_asserts): Likewise.
3990 (find_assert_locations_1): Renamed from find_assert_locations.
3991 Move finding assert locations for conditional and switch
3992 statements first. Update live bitmap. Do not walk the CFG.
3993 (find_assert_locations): New function.
3994 (insert_range_assertions): Remove entry of CFG walk.
3995 Adjust call to find_assert_locations.
3996 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3997 that only can appear because of fake exit edges but assert we
3998 never try to insert on those.
3999 (fini_pre): Do not remove fake exit edges here...
4000 (execute_pre): ...but here, before committing edge inserts.
4002 2008-08-19 Richard Guenther <rguenther@suse.de>
4004 * passes.c (init_optimization_passes): Exchange store-ccp
4007 2008-08-19 Rafael Espíndola <espindola@google.com>
4009 * varasm.c (weak_decls): Move earlier in the file.
4010 (assemble_external): Add weak decls to the weak_decls list.
4011 (declare_weak): Don't add decls to the weak_decls list.
4013 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
4016 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
4017 before (sse2_shufpd_<mode>).
4019 2008-08-19 Jakub Jelinek <jakub@redhat.com>
4022 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
4023 * tree.c (block_nonartificial_location): Likewise.
4025 2008-08-19 Richard Guenther <rguenther@suse.de>
4027 PR tree-optimization/35972
4028 PR tree-optimization/23094
4029 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
4031 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
4032 handle MISALIGNED_INDIRECT_REF.
4033 (get_ref_from_reference_ops): New helper.
4034 (vn_reference_lookup_pieces): Walk the use-def chain using the
4035 alias-oracle if requested.
4036 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
4037 walking the use-def chain.
4038 (compute_avail): But not here.
4039 (create_component_ref_by_pieces_1): Properly handle
4040 MISALIGNED_INDIRECT_REF.
4041 (do_regular_insertion): Handle fully redundant
4042 expressions after PHI-translation also for SSA_NAME values, not
4043 only constants. Correctly use edoubleprime for that.
4045 2008-08-19 Ira Rosen <irar@il.ibm.com>
4047 * tree-vectorizer.c (supportable_widening_operation): Support
4048 multi-step conversion, return the number of steps in such conversion
4049 and the required intermediate types.
4050 (supportable_narrowing_operation): Likewise.
4051 * tree-vectorizer.h (vect_pow2): New function.
4052 (supportable_widening_operation): Change argument types.
4053 (supportable_narrowing_operation): Likewise.
4054 (vectorizable_type_promotion): Add an argument.
4055 (vectorizable_type_demotion): Likewise.
4056 * tree-vect-analyze.c (vect_analyze_operations): Call
4057 vectorizable_type_promotion and vectorizable_type_demotion with
4058 additional argument.
4059 (vect_get_and_check_slp_defs): Detect patterns.
4060 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
4062 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
4063 vect_build_slp_tree with correct arguments. Calculate unrolling factor
4064 according to the smallest type in the loop.
4065 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
4066 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
4067 supportable_widening_operation with correct arguments.
4068 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
4069 operands lists according to the number of vector statements in left
4070 or right node, if exists.
4071 (vect_gen_widened_results_half): Remove unused argument.
4072 (vectorizable_conversion): Call supportable_widening_operation,
4073 supportable_narrowing_operation, and vect_gen_widened_results_half
4074 with correct arguments.
4075 (vectorizable_assignment): Change documentation, support multiple
4077 (vectorizable_operation): Likewise.
4078 (vect_get_loop_based_defs): New function.
4079 (vect_create_vectorized_demotion_stmts): Likewise.
4080 (vectorizable_type_demotion): Support loop-aware SLP and general
4081 multi-step conversion. Call vect_get_loop_based_defs and
4082 vect_create_vectorized_demotion_stmts for transformation.
4083 (vect_create_vectorized_promotion_stmts): New function.
4084 (vectorizable_type_promotion): Support loop-aware SLP and general
4085 multi-step conversion. Call vect_create_vectorized_promotion_stmts
4087 (vectorizable_store): Change documentation, support multiple
4089 (vectorizable_load): Likewise.
4090 (vect_transform_stmt): Pass SLP_NODE to
4091 vectorizable_type_promotion and vectorizable_type_demotion.
4092 (vect_schedule_slp_instance): Move here the calculation of number
4093 of vectorized statements for each node from...
4094 (vect_schedule_slp): ... here.
4095 (vect_transform_loop): Call vect_schedule_slp without the last
4098 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
4101 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
4102 to == in assert statement.
4103 (vectorizable_reduction): Fix typo.
4105 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4108 * value-prof.c (check_counter): Dereference pointer to overall
4109 count when printing it.
4111 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4113 * profile.h: Really add it.
4115 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4117 * mcf.c: Really add it.
4119 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
4120 Vinodha Ramasamy <vinodha@google.com>
4122 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
4124 * value-prof.c (check_counter): Fix the counter if
4125 flag_profile_correction is true.
4126 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4127 tree_mod_subtract_transform):
4128 Follow check_counter parameter change.
4129 * common.opt (fprofile-correction): New option.
4131 * profile.h: Likewise.
4132 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
4133 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
4134 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
4136 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
4137 flag_profile_correction is set.
4139 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
4141 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
4143 2008-08-18 Tomas Bily <tbily@suse.cz>
4145 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
4146 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
4148 * tree-data-ref.c (split_constant_offset_1): Likewise.
4149 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
4150 * tree-sra.c (sra_walk_expr): Likewise.
4151 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
4152 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4153 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
4154 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
4156 * gimple.c (gimple_assign_unary_nop_p): Likewise.
4157 * tree-vect-transform.c (vectorizable_type_demotion)
4158 (vectorizable_type_promotion): Likewise.
4159 * tree-inline.c (expand_call_inline):
4160 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4161 (forward_propagate_addr_expr_1, forward_propagate_comparison)
4162 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4163 * expr.c (expand_expr_real_1): Likewise.
4164 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
4165 (gimple_assign_unary_useless_conversion_p): Likewise.
4166 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4167 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
4168 * fold-const.c (fold_unary): Likewise.
4169 * tree.h (CONVERT_EXPR_P): Likewise.
4170 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
4171 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4173 (register_edge_assert_for_2, extract_range_from_unary_expr)
4174 (register_edge_assert_for_1): Likewise.
4176 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4178 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
4179 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
4180 (enum real_value_const): Delete.
4181 (get_real_const): Delete.
4182 * real.c (get_real_const): Delete.
4183 (dconst_e_ptr): Define.
4184 (dconst_third_ptr): Define.
4185 (dconst_sqrt2_ptr): Define.
4186 * builtins.c: Update all callers.
4188 2008-08-18 Richard Guenther <rguenther@suse.de>
4190 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
4191 statement iterator after statement removal.
4193 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
4195 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
4196 (detect_processor_freebsd): Likewise.
4197 (host_detect_local_cpu): Call newly added functions for FreeBSD.
4199 2008-08-18 Richard Guenther <rguenther@suse.de>
4201 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
4202 and loads have the correct types.
4204 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4207 * c-opts.c (cpp_opts): Remove static.
4208 * c-parser.c (cpp_opts): Declare it extern.
4209 (disable_extension_diagnostics): Handle cpp options.
4210 (enable_extension_diagnostics): Likewise.
4212 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4214 * diagnostics.c (permerror_at): Rename as permerror.
4215 (permerror): Delete.
4216 * toplev.h: Likewise.
4218 2008-08-18 Richard Guenther <rguenther@suse.de>
4220 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
4221 sdse1 and addressables2 passes. Replace dce1 with cddce1.
4222 Move call_cdce before build_alias. Move copyrename2,
4223 cunrolli and ccp2 beafore build_alias. Re-add addressable2
4224 right after final inlining.
4225 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
4226 (pass_build_cfg): But instead via TODO_dump_func.
4228 2008-08-18 Richard Guenther <rguenther@suse.de>
4230 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
4232 (scalarize_init): If we failed to generate some initializers
4233 do not generate zeros for not instantiated members. Instead
4234 rely on the copy out.
4235 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
4236 about missing flow-sensitive alias info only if we have
4239 2008-08-17 Nick Clifton <nickc@redhat.com>
4241 * doc/extend.texi (Function Attributes): Fix typo in description
4242 if hot function attribute.
4244 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
4245 Richard Sandiford <rdsandiford@googlemail.com>
4247 * doc/install.texi (--with-mips-plt): Document.
4248 * doc/invoke.texi (-mplt, -mno-plt): Document.
4249 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
4250 and handle ${with_mips_plt}.
4251 * config/mips/mips.opt (mplt): New option.
4252 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
4253 (TARGET_ABICALLS_PIC2): Likewise.
4254 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
4255 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
4256 (ASM_SPEC): Use !mabi=* instead of !mabi*.
4257 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
4258 to decide whether to output ".option picX" directives.
4259 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
4260 Pass -call_nonpic rather than -KPIC for -mplt.
4261 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
4262 on the command line. Also remove it when -mabi=64 is used without
4264 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
4265 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
4266 TARGET_ABICALLS_PIC0.
4267 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
4269 (mips16_build_function_stub): Only output ".option pic" directives
4270 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
4271 (mips16_build_call_stub): Fix comment and remove redundant
4272 ".set at"/"set .noat" directives.
4273 (mips_function_rodata_section): Use the default behaviour for
4274 TARGET_ABSOLUTE_ABICALLS.
4275 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
4276 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
4277 (mips_restore_gp): Do nothing if the current function doesn't use
4279 (mips_expand_prologue): Only save $gp if the current function uses it.
4280 Use a normal move for TARGET_ABICALLS_PIC0.
4281 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
4283 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
4285 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
4286 of function when handling GLOBAL_POINTER_REGNUM.
4288 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
4291 * common.opt (-fstack-check): Do not declare the variable here.
4292 (-fstack-check=): New option variant.
4293 * doc/invoke.texi (Code Gen Options): Document it.
4294 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
4295 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
4296 (STACK_CHECK_STATIC_BUILTIN): New macro.
4297 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
4298 * opts.c: Include expr.h.
4299 (common_handle_option) <OPT_fold_stack_check_>: New case.
4300 <OPT_fstack_check>: Likewise.
4301 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
4302 consistently in the test for variable-sized types. Adjust for
4303 new behaviour of flag_stack_check.
4304 * explow.c: Include except.h.
4305 (allocate_dynamic_stack_space): Do not take into account
4306 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
4307 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
4308 for variable-sized parameters. Treat all parameters whose size is
4309 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
4310 stack checking is enabled.
4311 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
4312 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
4313 if generic stack checking is enabled.
4314 (expand_function_end): Adjust for new behaviour of flag_stack_check.
4315 * reload1.c (reload): Likewise.
4316 * stmt.c (expand_decl): Assert that all automatic variables have
4317 fixed size at this point and remove dead code.
4318 * flags.h (stack_check_type): New enumeration type.
4319 (flag_stack_check): Declare.
4320 * toplev.c (flag_stack_check): New global variable.
4321 * Makefile.in (opts.o): Add dependency on EXPR_H.
4322 (explow.o): Add dependency on except.h.
4324 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
4326 * config/avr/avr.c (avr_override_options): Reduce value of
4327 PARAM_INLINE_CALL_COST.
4329 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
4331 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
4332 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
4333 lieu of TYPE_MODE (type) throughout.
4335 2008-08-15 Joseph Myers <joseph@codesourcery.com>
4337 * config/arm/arm.c (add_minipool_backward_ref): Check for
4338 8-byte-aligned entries in second case of forcing insertion after a
4339 particular entry. Change third case to avoid inserting
4340 non-8-byte-aligned entries before 8-byte-aligned ones.
4342 2008-08-15 Richard Guenther <rguenther@suse.de>
4344 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4345 strip components for unknown size accesses.
4347 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4349 * config/s390/2097.md New file.
4350 * config/s390/s390.md ("z10prop" attribute): Define none,
4351 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4352 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4353 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4354 possible values and apply them to insns as appropriate.
4355 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4356 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4357 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4358 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
4360 ("bfp" mode attribute): Removed. Every occurence replaced
4362 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4363 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4366 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4369 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4372 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4374 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4375 additional argument. Support reduction when duplication is needed due
4376 to data-types of different sizes in the loop.
4377 (get_initial_def_for_induction): Fix printout.
4378 (vect_get_vec_def_for_stmt_copy): Support case where the
4379 vec_stmt_for_operand is a phi node.
4380 (vectorizable_reduction): Support reduction when duplication is needed
4381 due to data-types of different sizes in the loop.
4382 (vectorizable_call): Remove restriction to not vectorize in case we
4383 have data-types of different sizes in the loop.
4384 (vectorizable_conversion): Likewise.
4385 (vectorizable_operation): Likewise.
4386 (vectorizable_type_demotion): Likewise.
4387 (vectorizable_type_promotion): Likewise.
4388 (vectorizable_induction): Add restriction to not vectorize in case
4389 we have data-types of different sizes in the loop.
4391 2008-08-14 Christophe Saout <christophe@saout.de>
4392 Uros Bizjak <ubizjak@gmail.com>
4395 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4396 (*vec_concatv2di_rex64_sse4_1): Ditto.
4397 (*vec_concatv2di_rex64_sse): Ditto.
4399 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4402 * fold-const.c (fold_widened_comparison): Do not allow
4403 sign changes that change the result even if shorter type
4404 is wider than arg1_unw's type.
4406 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4408 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4409 Skip if the multilib testing specifies -march that does not
4410 agree with the one specified in the testcase.
4412 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4414 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4415 zero extend SImode values being converted to TFmode before passing
4418 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4420 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4421 __PPU__ when targeting the Cell/B.E. PPU processor.
4423 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4425 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4426 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4427 Rematerialize the static chain, if any.
4428 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4431 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4433 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4434 (new_loc_descr): Likewise.
4435 (add_loc_descr): Likewise.
4436 (size_of_loc_descr): Likewise.
4437 (size_of_locs): Likewise.
4438 (output_loc_operands): Likewise.
4439 (output_loc_sequence): Likewise.
4440 (new_reg_loc_descr): New.
4441 (build_cfa_loc): Use it.
4442 (build_cfa_aligned_loc): Likewise.
4443 (one_reg_loc_descriptor): Likewise.
4444 (based_loc_descr): Likewise.
4446 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4449 * doc/invoke.texi (Wmain): Update.
4450 * c-decl.c (start_decl): warn_main is only 0 or 1.
4451 (start_function): Likewise. Fix formatting.
4452 (finish_function): Delete redundant warning.
4453 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4454 * c-opts (c_common_handle_option): -Wall only has effect if
4455 warn_main is uninitialized. OPT_Wmain is automatically
4456 handled. -pedantic also enables Wmain.
4457 (c_common_post_options): Handle all logic for Wmain here.
4458 * c-common.c (warn_main): Delete.
4459 (check_main_parameter_types): Make pedwarns conditional on
4461 * c-common.h (warn_main): Delete.
4463 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4466 * expr.c (emit_group_store): Allocate stack temp with the
4467 largest alignment when copying from register to stack.
4469 2008-08-13 Richard Guenther <rguenther@suse.de>
4471 * tree.h (maybe_fold_offset_to_address): Declare.
4472 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4473 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4474 Likewise for POINTER_PLUS_EXPR.
4475 (maybe_fold_offset_to_reference): Enable disabled code.
4476 (maybe_fold_offset_to_address): New function.
4477 (fold_stmt_r): Use it.
4478 (fold_gimple_assign): Likewise.
4479 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4480 (gimplify_expr): Likewise.
4482 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4484 * toplev.h (pedwarn_at): Fix declaration.
4486 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4488 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4489 LINK_SPEC): Use %R in -Y P argument.
4491 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4494 * diagnostic.c (pedwarn_at): New.
4495 * toplev.h (pedwarn_at): Declare.
4496 * c-tree.h (build_enumerator): Update declaration.
4497 * c-decl.c (finish_enum): Update comment.
4498 (build_enumerator): Take a location parameter. Give a pedwarn but do
4499 not perform any conversion.
4500 * c-parser.c (c_parser_enum_specifier): Set correct location for
4503 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4506 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4507 expressions except for conversions to signed:1 bitfields. Handle
4508 COND_EXPR with constant operands.
4510 2008-08-13 Richard Guenther <rguenther@suse.de>
4512 PR tree-optimization/15255
4513 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4514 (struct oecount_s): New struct and VEC types.
4516 (oecount_hash): New function.
4517 (oecount_eq): Likewise.
4518 (oecount_cmp): Likewise.
4519 (zero_one_operation): New function.
4520 (build_and_add_sum): Likewise.
4521 (undistribute_ops_list): Perform un-distribution of multiplication
4522 and division on the chain of summands.
4523 (should_break_up_subtract): Also break up subtracts for factors.
4524 (reassociate_bb): Delete dead visited statements.
4525 Call undistribute_ops_list. Re-sort and optimize if it did something.
4526 * passes.c (init_optimization_passes): Move DSE before
4528 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4531 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4533 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4535 * doc/invoke.texi: Revert unintended checkin.
4537 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4540 * gcc.c (include_spec_function): Tweak call to find_a_file.
4542 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4545 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4546 and TRUTH_ORIF_EXPR.
4547 * dojump.c (do_jump): Likewise.
4549 PR tree-optimization/37084
4550 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4551 if id->regimplify, don't assume stmt is a cast assignment.
4553 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4555 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4557 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4560 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4563 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4565 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4566 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4568 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4569 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4570 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4571 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4572 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4574 * doc/tm.texi (Storage Layout): Remove documentation for
4575 TARGET_FLOAT_FORMAT.
4577 * simplify-rtx.c (simplify_binary_operation_1): Replace
4578 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4580 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4582 * real.h (struct real_format): New member has_sign_dependent_rounding.
4583 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4584 spu_single_format, ieee_double_format, mips_double_format,
4585 motorola_double_format, ieee_extended_motorola_format,
4586 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4587 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4588 mips_extended_format, ieee_quad_format, mips_quad_format,
4589 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4590 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4592 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4593 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4594 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4595 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4596 (ROUND_TOWARDS_ZERO): Likewise.
4598 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4599 (FLOAT_MODE_FORMAT): New macro.
4600 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4601 (MODE_COMPOSITE_P): ... this new macro.
4602 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4603 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4604 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4606 * flags.h: Include "real.h".
4608 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4609 REAL_MODE_FORMAT_COMPOSITE_P.
4610 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4612 * doc/tm.texi (Storage Layout): Remove documentation of
4613 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4614 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4615 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4616 they only apply to libgcc2.a.
4618 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4620 * config/spu/float_disf.c: New file.
4621 * config/spu/float_unsdisf.c: New file.
4622 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4623 (LIB2FUNCS_EXCLUDE): Define.
4625 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4626 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4628 * real.h (struct real_format): New member round_towards_zero.
4629 * real.c (round_for_format): Respect fmt->round_towards_zero.
4630 (ieee_single_format, mips_single_format, motorola_single_format,
4631 spu_single_format, ieee_double_format, mips_double_format,
4632 motorola_double_format, ieee_extended_motorola_format,
4633 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4634 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4635 mips_extended_format, ieee_quad_format, mips_quad_format,
4636 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4637 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4639 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4640 real_format to choose rounding mode when calling MPFR functions.
4641 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4642 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4644 * real.h (real_to_decimal_for_mode): Add prototype.
4645 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4646 Respect target rounding mode when generating decimal representation.
4647 (real_to_decimal): New stub for backwards compatibility.
4648 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4649 real_to_decimal_for_mode instead of real_to_decimal.
4651 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4653 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4654 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4656 * real.c (spu_single_format): New variable.
4657 * real.h (spu_single_format): Declare.
4659 * config/spu/spu.c (spu_override_options): Install SFmode format.
4660 (spu_split_immediate): Use integer mode to operate on pieces of
4661 floating-point values in all cases.
4663 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4664 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4665 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4667 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4669 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4671 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4673 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4675 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4678 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4679 on the VAR_DECL instead of TYPE_READONLY on its type.
4681 2008-08-12 Ira Rosen <irar@il.ibm.com>
4683 * tree-vectorizer.c: Depend on langhooks.h.
4684 (supportable_widening_operation): Add two arguments. Support double
4686 (supportable_narrowing_operation): Likewise.
4687 * tree-vectorizer.h (supportable_widening_operation): Add two
4689 (supportable_narrowing_operation): Likewise.
4690 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4691 supportable_widening_operation with correct arguments.
4692 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4693 (vectorizable_type_demotion): Support double type conversions.
4694 (vectorizable_type_promotion): Likewise.
4695 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4697 2008-08-11 Michael Matz <matz@suse.de>
4699 * i386/i386.c (override_options): Move initialisation from
4700 flag_schedule_insns_after_reload to here from ...
4701 (optimization_options): ... here.
4703 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4705 PR rtl-optimization/36998
4706 * dwarf2out.c (compute_barrier_args_size_1,
4707 compute_barrier_args_size): Temporarily remove assertions.
4709 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4712 * tree-ssa.c (struct walk_data): Add new flag
4713 warn_possibly_uninitialized.
4714 (warn_uninitialized_var): Use it.
4715 (warn_uninitialized_vars): New.
4716 (execute_early_warn_uninitialized): Call it.
4717 (execute_late_warn_uninitialized): Likewise.
4719 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4722 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4725 2008-08-09 Jan Hubicka <jh@suse.cz>
4728 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4730 (expand_fix): Be prepared for expansion to fail.
4731 (expand_sfix_optab): Remove instructions if expansion failed.
4733 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4735 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4737 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4738 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4740 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4742 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4743 mips/t-libgcc-mips16 to tmake_file.
4744 * config/mips/mips-protos.h (mips_call_type): New enum.
4745 (mips_pic_base_register, mips_got_load): Declare.
4746 (mips_restore_gp): Take an rtx argument.
4747 (mips_use_pic_fn_addr_reg_p): Declare.
4748 (mips_expand_call): Replace the sibcall_p argument with
4749 a mips_call_type argument. Add a lazy_p parameter.
4750 (mips_split_call): Declare.
4751 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4752 (MIPS16_PIC_TEMP): Likewise.
4753 (reg_class): Delete M16_NA_REGS.
4754 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4755 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4756 (mips_split_hi_p): Declare.
4757 * config/mips/mips.c (mips_split_hi_p): New array.
4758 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4759 (mips_got_symbol_type_p): New function.
4760 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4761 (mips16_stub_function_p): New function.
4762 (mips16_local_function_p): Likewise.
4763 (mips_use_pic_fn_addr_reg_p): Likewise.
4764 (mips_cannot_force_const_mem): Return false for HIGHs.
4765 Extend CONST_INT and symbolic handling to MIPS16, using
4766 mips_symbol_insns to check that the base symbol type is a
4767 legitimate constant. Reject GOT-based constants if
4768 TARGET_MIPS16_PCREL_LOADS.
4769 (mips_const_insns): Check targetm.cannot_force_const_mem when
4770 decomposing a symbolic base and a large offset.
4771 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4772 When calling a function that needs $25 from MIPS16 code,
4773 move the target address into $25 separately and add a USE
4775 (mips16_gp_pseudo_reg): Insert the initializer immediately
4776 before the first real insn.
4777 (mips_pic_base_register, mips_got_load): New functions.
4778 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4779 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4780 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4781 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4782 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4783 also passing NULL_RTX rather than const0_rtx as the aux argument.
4784 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4785 instead of TARGET_EXPLICIT_RELOCS.
4786 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4787 (mips_load_call_address): Replace the sibcall_p argument with
4788 a mips_call_type argument. Use mips_got_load.
4789 (mips16_local_alias): New structure.
4790 (mips16_local_aliases): New variable.
4791 (mips16_local_aliases_hash): New function.
4792 (mips16_local_aliases_eq): Likewise.
4793 (mips16_local_alias): Likewise.
4794 (mips16_stub_function): Likewise.
4795 (mips16_build_function_stub): Create a local alias for the target
4796 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4797 .cpload directive and an R_MIPS_NONE relocation for the target
4798 function, then load the alias rather than the function itself.
4799 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4800 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4801 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4802 (mips16_build_call_stub): Replace the FN parameter with an
4803 FN_PTR parameter. Force the address into a register if it
4804 isn't a call_insn_operand; don't rely on the caller to do this.
4805 If a call to a locally-defined and locally-binding MIPS16
4806 function must be made indirectly, redirect the call to the
4807 function's local alias. Use mips16_stub_function_p,
4808 mips16_stub_function, mips_expand_call and use_reg.
4809 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4810 Use explicit %hi and %lo accesses where possible.
4811 Use MIPS_CALL to generate the correct code form of a
4812 jal instruction. Add clobbers of $18 instead of uses.
4813 Update the call to mips_emit_call_insn.
4814 (mips_expand_call): Replace the SIBCALL_P argument with a
4815 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4816 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4817 allowing it to modify the call address. Update the calls to
4818 mips_load_call_address and mips_emit_call_insn.
4819 (mips_split_call): New function.
4820 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4821 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4822 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4823 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4824 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4826 (mips_cprestore_slot): New function.
4827 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4828 and use mips_cprestore_slot.
4829 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4831 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4832 then use a copygp_mips16 instruction to set up $28.
4833 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4834 (mips16_lay_out_constants): Call split_all_insns_noflow.
4835 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4836 false if TARGET_MIPS16.
4837 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4838 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4839 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4840 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4841 MIPS16 code. Allow MIPS16 o32 PIC.
4842 (mips_override_options): Allow MIPS16 o32 PIC.
4843 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4844 after reload if TARGET_USE_GOT.
4845 (UNSPEC_COPYGP): New constant.
4846 (length): Use a default length of 8 for MIPS16 GOT loads.
4847 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4848 (*got_page<mode>): Check mips_split_hi_p.
4849 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4850 (unspec_got<mode>, unspec_call<mode>): New expanders.
4851 (load_got<mode>, load_call<mode>): Remove the length attributes.
4852 Use a got attribute instead of a type attribute.
4853 (copygp_mips16): New insn.
4854 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4855 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4856 (sibcall, sibcall_value, call, call_value): Update the calls
4857 to mips_expand_call.
4858 (call_internal, call_value_internal): Use mips_split_call.
4859 (call_value_multiple_internal): Likewise.
4860 (call_split): Move after call_internal (the insn it is split from).
4861 (call_internal_direct, call_value_internal_direct): Turn into
4862 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4863 (call_direct_split, call_value_direct_split): New patterns.
4864 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4865 and use M16_REGS instead of M16_NA_REGS.
4866 * config/mips/predicates.md (const_call_insn_operand): Replace
4867 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4868 mips_use_pic_fn_addr_reg_p check.
4869 (move_operand): Reject HIGHs if mips_split_hi_p.
4870 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4871 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4872 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4873 * config/mips/libgcc-mips16.ver: New file.
4874 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4875 $(srcdir)/config/mips/libgcc-mips16.ver.
4877 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4879 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4880 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4881 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4882 (mips16_cfun_returns_in_fpr_p): Likewise.
4884 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4886 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4887 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4888 rather than 4 to PC.
4890 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4892 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4893 (FUNCTION_PROFILER): Save the static chain pointer into $2
4894 beforehand and restore it aftewards.
4895 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4896 address directly into $25 and call the function through $25;
4897 do not clobber $3. Pad the DImode version to cover the space
4898 left by the deleted $25 <- $3 move.
4899 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4900 the removal of the $25 <- $3 move.
4901 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4902 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4904 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4905 Daniel Jacobowitz <dan@codesourcery.com>
4907 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4908 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4909 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4910 * config/mips/mips.c (mips_start_function_definition): New function.
4911 (mips_end_function_definition): Likewise.
4912 (mips_output_function_prologue): Use mips_start_function_definition.
4913 (mips_output_function_epilogue): Use mips_end_function_definition.
4914 (build_mips16_function_stub): Use mips_start_function_definition
4915 and mips_end_function_definition.
4916 (build_mips16_call_stub): Likewise.
4918 2008-08-09 Richard Guenther <rguenther@suse.de>
4920 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4921 * gimple.h (gimple_call_fn): Adjust comment.
4922 (gimple_call_set_fndecl): New function.
4923 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4924 longer having bare FUNCTION_DECL operand.
4925 (gimple_call_return_type): Likewise.
4926 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4928 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4929 (gimple_mod_pow2): Likewise.
4930 (gimple_mod_subtract): Likewise.
4931 (gimple_ic): Likewise.
4932 (gimple_stringop_fixed_value): Likewise.
4933 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4934 longer having bare FUNCTION_DECL operand.
4935 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4936 * omp-low.c (optimize_omp_library_calls): Likewise.
4937 * cgraphunit.c (update_call_expr): Likewise.
4938 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4939 (execute_convert_to_rsqrt): Likewise.
4940 * cfgexpand.c (gimple_to_tree): Simplify.
4941 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4942 bare FUNCTION_DECL operand.
4943 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4944 (convert_gimple_call): Use gimple_call_fndecl.
4945 * c-common.c (c_warn_unused_result): Likewise.
4947 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4950 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4951 (c_finish_return): Likewise.
4952 (c_start_case): Likewise.
4953 * c-common.c (warn_for_collisions_1): Use explicit location in
4955 * c-parser.c (c_parser_condition): New. Call
4956 verify_sequence_points.
4957 (c_parser_paren_condition): Call c_parser_condition.
4958 (c_parser_for_statement): Call c_parser_condition.
4960 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4963 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4964 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4965 Moved from diagnostic.h
4966 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4968 (emit_diagnostic): New.
4969 (warning0, pedwarn0): Delete.
4970 (warning, warning_at, pedwarn, permerror): Return bool.
4971 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4972 Moved to diagnostic.c.
4973 (struct diagnostic_context): Use correct type for
4974 classify_diagnostic.
4975 (diagnostic_report_diagnostic): Update declaration.
4976 (emit_diagnostic): Declare.
4977 * errors.c (warning): Return bool.
4978 * errors.h (warning): Update declaration.
4979 * toplev.h (warning0, pedwarn0): Delete.
4980 (warning, warning_at, pedwarn, permerror): Return bool.
4981 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4982 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4983 inform. Update all calls.
4984 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4985 before giving informative note.
4986 (implicit_decl_warning): Likewise.
4987 * c-typeck.c (build_function_call): Likewise.
4988 * tree-sssa.c (warn_uninit): Likewise.
4989 * builtins.c (gimplify_va_arg_expr): Likewise.
4991 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4994 * doc/invoke.texi (-Wextra): Move warning from here...
4995 (-Wuninitialized): ... to here.
4997 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5000 * flags.h (set_Wunused): Delete
5001 * toplev.c (process_options): Handle Wunused flags here.
5002 * opts.c (maybe_warn_unused_parameter): Delete.
5003 (common_handle_option): Replace set_Wunused by warn_unused.
5004 (set_Wextra): Do not handle Wunused-parameter here.
5005 (set_Wunused): Delete.
5006 * c-opts.c (c_common_handle_option): Replace set_Wunused by
5008 * common.opt (Wunused): Add Var and Init.
5009 (Wunused-function): Likewise.
5010 (Wunused-label): Likewise.
5011 (Wunused-parameter): Likewise.
5012 (Wunused-value): Likewise.
5013 (Wunused-variable): Likewise.
5015 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
5017 * doc/invoke.texi: Add cpu_type power7.
5018 * config.in (HAVE_AS_VSX): New.
5019 * config.gcc: Add cpu_type power7.
5020 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
5022 * configure: Regenerate.
5023 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
5025 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
5026 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
5027 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
5029 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
5031 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
5032 type to vectorize.builtin_conversion.
5033 (vectorizable_conversion): Likewise.
5034 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
5035 integral type as input.
5036 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
5038 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
5039 and ALTIVEC_BUILTIN_VCTSXS.
5040 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
5043 2008-08-08 Richard Guenther <rguenther@suse.de>
5045 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
5046 (surely_varying_stmt_p): Calls are varying only if they are
5047 non-builtin and not indirect or have no result.
5048 (ccp_fold): Re-instantiate code before the tuples merge.
5050 2008-08-08 Richard Guenther <rguenther@suse.de>
5052 PR tree-optimization/37056
5053 * gimple.h (gimple_assign_rhs_class): New helper function.
5054 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
5055 unary operations properly.
5057 2008-08-07 Jan Hubicka <jh@suse.cz>
5059 * i386.h (ix86_size_cost): Declare.
5060 (ix86_cur_cost): New function macro.
5061 * i386.md (peepholes expanding size and splitters): Predicate by
5062 optimize_insn_for_speed_p.
5063 (peepholes reduce size and splitters): Predicate by
5064 optimize_insn_for_size_p.
5065 * i386.c (ix86_size_cost): Rename from ...
5066 (size_cost): This one.
5067 (override_options): Update.
5068 (decide_alg): Likewise.
5069 (ix86_expand_clear): Use RTL profile.
5070 (ix86_pad_returns): Use RTL profile.
5072 2008-08-07 Jan Hubicka <jh@suse.cz>
5074 * recog.c (split_all_insns): Set RTL profile
5075 (peephole2_optimize): Likewise.
5076 * function.c (thread_prologue_and_epilogue_insns): Likewise.
5077 * combine.c (combine_instructions): Likewise.
5079 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5081 * c-common.c (c_common_reswords): Also warn about keyword "bool".
5083 2008-08-07 Bob Wilson <bob.wilson@acm.org>
5085 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
5086 value in a6 after the set_frame_ptr insn.
5088 2008-08-07 Richard Henderson <rth@redhat.com>
5091 * gcc.c (cpp_options): Pass along -g*.
5093 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5095 * config/arm/arm.c (output_move_neon): Update comment describing
5096 big-endian vector layout.
5097 (arm_assemble_integer): Do not handle big-endian NEON vectors
5099 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
5100 neon_vget_lane<mode>_sext_internal,
5101 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
5102 element indices for big-endian.
5104 2008-08-07 Richard Henderson <rth@redhat.com>
5106 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
5107 * configure, config.in: Rebuild.
5108 * debug.h (dwarf2out_do_cfi_asm): Declare.
5109 * c-cppbuiltin.c (c_cpp_builtins): Use it.
5110 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
5111 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
5112 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
5114 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5116 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5117 movv2si_internal): Combine into mov<mode>_internal.
5118 (movv2si_internal_2): Remove.
5120 2008-08-07 Jan Hubicka <jh@suse.cz>
5123 * i386.md (single stringop patterns): Enable unconditionally.
5125 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
5128 * config/i386/emmintrin.h (_mm_move_epi64): Use
5129 __builtin_ia32_movq128.
5131 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
5132 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
5134 * config/i386/sse.md (sse2_movq128): New.
5136 * doc/extend.texi: Document __builtin_ia32_movq128.
5138 2008-08-07 Richard Guenther <rguenther@suse.de>
5141 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
5142 pointers can access anything.
5144 2008-08-06 Jan Hubicka <jh@suse.cz>
5146 * optabs.c (emit_unop_insn): Break out to ...
5147 (maybe_emit_unop_insn): ... this one.
5148 (expand_sfix_optab): Use maybe variant.
5149 * optabs.h (maybe_emit_unop_insn): Declare.
5151 * i386.md (mov0 patterns): Enable by default.
5152 (FP conversion expanders): Disable expansion of code expanding
5153 sequences when instruction should be optimized for size.
5154 (single strinop patterns): Enable when optimizing for size.
5155 (string expanders): Disable expanding of code expanding sequences
5156 when optimizning instruction for size.
5157 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
5159 (ix86_fp_comparison_sahf_cost): Likewise.
5160 (ix86_expand_branch): Likewise.
5161 (ix86_expand_ashl_const): Likewise.
5162 (ix86_split_ashl): Likewise.
5163 (ix86_expand_strlen): Likewise.
5164 (ix86_emit_fp_unordered_jump): Likewie.
5166 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5168 * c-common.c: Fix typo.
5169 (c_common_reswords): Activate more C++ keyword warnings.
5171 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
5173 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5176 * diagnostic.c (permerror_at): New.
5177 * toplev.h (permerror_at): Declare.
5179 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
5180 Ira Rosen <irar@il.ibm.com>
5182 * tree-vect-transform.c (vect_model_simple_cost): Return
5183 immediately if stmt is pure SLP.
5184 (vect_model_store_cost): Ditto.
5185 (vect_model_load_cost): Ditto.
5186 (vectorizable_store): Remove PURE_SLP check before call
5187 to vect_model_store_cost.
5188 (vect_model_store_cost): When checking whether stmt describe
5189 strided access, add a check that it is not slp_node.
5191 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5194 * c-common.c (warn_for_sign_compare): New. Handle separately the
5195 case that 'constant' is zero.
5196 * c-typeck.c (build_binary_op): Move code to c-common.c
5198 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5200 * config/alpha/alpha.c (alpha_preferred_reload_class,
5201 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
5202 alpha_output_mi_thunk_osf): Avoid C++ keywords.
5203 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
5204 * config/arm/arm.md: Likewise.
5205 * config/avr/avr-protos.h (preferred_reload_class,
5206 test_hard_reg_class, avr_simplify_comparison_p,
5207 out_shift_with_cnt, class_max_nregs): Likewise.
5208 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
5209 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
5210 preferred_reload_class, test_hard_reg_class): Likewise.
5211 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
5212 bfin_memory_move_cost, bfin_secondary_reload,
5213 bfin_output_mi_thunk): Likewise.
5214 * config/crx/crx.c (crx_secondary_reload_class,
5215 crx_memory_move_cost): Likewise.
5216 * config/frv/frv-protos.h (frv_secondary_reload_class,
5217 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
5218 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
5219 frv_secondary_reload_class, frv_class_likely_spilled_p,
5220 frv_class_max_nregs): Likewise.
5221 * config/h8300/h8300.c (h8300_classify_operand,
5222 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
5224 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
5225 * config/ia64/ia64.c (ia64_preferred_reload_class,
5226 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
5227 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
5228 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
5230 * config/m68hc11/m68hc11.c (preferred_reload_class,
5231 m68hc11_memory_move_cost): Likewise.
5232 * config/mcore/mcore.c (mcore_secondary_reload_class,
5233 mcore_reload_class): Likewise.
5234 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
5235 mips_class_max_nregs, mips_cannot_change_mode_class,
5236 mips_preferred_reload_class, mips_secondary_reload_class,
5237 mips_output_mi_thunk): Likewise.
5238 * config/mmix/mmix.c (mmix_preferred_reload_class,
5239 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
5241 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5243 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
5244 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
5245 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5246 * config/rs6000/rs6000.c (paired_expand_vector_init,
5247 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
5248 compare_section_name, rs6000_memory_move_cost): Likewise.
5249 * config/s390/s390.c (s390_emit_compare_and_swap,
5250 s390_preferred_reload_class, s390_secondary_reload,
5251 legitimize_pic_address, legitimize_tls_address,
5252 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
5253 s390_class_max_nregs): Likewise.
5254 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5255 * config/s390/s390.md: Likewise.
5256 * config/score/score-protos.h (score_secondary_reload_class,
5257 score_preferred_reload_class): Likewise.
5258 * config/score/score.c (score_preferred_reload_class,
5259 score_secondary_reload_class): Likewise.
5260 * config/score/score3.c (score3_output_mi_thunk,
5261 score3_preferred_reload_class, score3_secondary_reload_class,
5262 score3_hard_regno_mode_ok): Likewise.
5263 * config/score/score3.h (score3_preferred_reload_class,
5264 score3_secondary_reload_class): Likewise.
5265 * config/score/score7.c (score7_output_mi_thunk,
5266 score7_preferred_reload_class, score7_secondary_reload_class,
5267 score7_hard_regno_mode_ok): Likewise.
5268 * config/score/score7.h (score7_preferred_reload_class,
5269 score7_secondary_reload_class): Likewise.
5270 * config/sh/sh.c (prepare_move_operands, output_far_jump,
5271 output_branchy_insn, add_constant, gen_block_redirect,
5272 sh_insn_length_adjustment, sh_cannot_change_mode_class,
5273 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
5275 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5276 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
5277 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
5278 xstormy16_preferred_reload_class): Likewise.
5279 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
5280 xtensa_expand_atomic, override_options,
5281 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
5283 * reorg.c (try_merge_delay_insns): Likewise.
5284 * tree.c (merge_dllimport_decl_attributes): Likewise.
5286 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
5288 2008-08-06 Michael Matz <matz@suse.de>
5290 * Makefile.in (write_entries_to_file): Quote words.
5291 * gengtype.c: (read_input_line): Skip over leading white-space.
5293 2008-08-06 Marc Gauthier <marc@tensilica.com>
5295 * config.gcc: Match more processor names for Xtensa.
5296 * configure.ac: Likewise.
5297 * doc/install.texi (Specific): Likewise.
5298 * configure: Regenerate.
5300 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5302 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
5303 * calls.c (avoid_likely_spilled_reg): Likewise.
5304 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
5305 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
5306 * config/i386/i386.c (ix86_expand_special_args_builtin,
5307 ix86_secondary_reload): Likewise.
5308 * except.c (struct eh_region, gen_eh_region_catch,
5309 remove_unreachable_regions, duplicate_eh_regions,
5310 assign_filter_values, build_post_landing_pads,
5311 sjlj_find_directly_reachable_regions, remove_eh_handler,
5312 reachable_next_level, foreach_reachable_handler,
5313 can_throw_internal_1, can_throw_external_1,
5314 collect_one_action_chain): Likewise.
5315 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
5316 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
5317 * function.c (update_temp_slot_address, instantiate_new_reg,
5318 instantiate_virtual_regs_in_rtx,
5319 instantiate_virtual_regs_in_insn): Likewise.
5320 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
5321 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
5322 gimplify_cleanup_point_expr): Likewise.
5323 * ipa-cp.c (ipcp_lattice_changed): Likewise.
5324 * passes.c (next_pass_1): Likewise.
5325 * print-tree.c (print_node_brief, print_node): Likewise.
5326 * profile.c (branch_prob): Likewise.
5327 * tree-dump.c (dump_register): Likewise.
5328 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
5330 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
5331 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
5332 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
5333 copy_arguments_for_versioning, copy_static_chain): Likewise.
5334 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
5335 add_new_name_mapping, register_new_name_mapping): Likewise.
5336 * tree-mudflap.c (mf_xform_derefs): Likewise.
5337 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
5338 get_init_expr, combine_chains): Likewise.
5339 * tree-pretty-print.c (dump_generic_node): Likewise.
5340 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
5341 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
5342 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
5343 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5345 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5348 * calls.c (expand_call): Use the biggest preferred stack
5351 2008-08-06 Michael Matz <matz@suse.de>
5354 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5355 for reused reload, instead of overwriting them.
5357 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5360 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5361 for incoming stack boundary.
5363 * function.c (assign_parm_find_entry_rtl): Update
5364 parm_stack_boundary.
5366 * function.h (rtl_data): Add parm_stack_boundary.
5368 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5369 parm_stack_boundary for incoming stack boundary.
5371 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5373 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5374 for unrepresentable subregs or treat them as equal to other regs
5375 or subregs with the same register number.
5377 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5380 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5383 2008-08-06 Jan Hubicka <jh@suse.cz>
5385 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5386 frequencies might be hot.
5388 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5390 * reload.c (find_reloads): Force constants into literal pool
5391 also if they are wrapped in a SUBREG.
5393 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5396 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5397 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5398 Don't allow predicated instructions for data speculation.
5399 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5402 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5404 * haifa-sched.c (extend_global): Split to extend_global_data and
5405 extend_region_data. Update all uses.
5406 (extend_all): Rename to extend_block_data.
5408 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5410 * sched-rgn.c (new_ready): Check if instruction can be
5411 speculatively scheduled before attempting speculation.
5412 (debug_rgn_dependencies): Remove wrongful assert.
5414 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5416 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5418 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5420 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5421 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5422 va_size, and type_size.
5424 2008-08-04 Jason Merrill <jason@redhat.com>
5427 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5428 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5430 2008-08-05 Richard Henderson <rth@redhat.com>
5432 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5433 * configure: Rebuild.
5435 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5438 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5439 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5442 2008-08-05 Richard Henderson <rth@redhat.com>
5444 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5445 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5446 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5447 * common.opt (fdwarf2-cfi-asm): New.
5448 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5449 * config.in, configure: Rebuild.
5450 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5451 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5452 (dw2_force_const_mem): Externalize.
5453 * dwarf2asm.h: Update.
5454 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5455 generate a real label.
5456 (output_cfi_directive): New.
5457 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5458 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5459 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5461 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5462 (output_loc_operands_raw, output_loc_sequence_raw): New.
5463 (output_cfa_loc_raw): New.
5465 2008-08-05 Paul Brook <paul@codesourcery.com>
5467 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5468 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5469 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5470 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5471 * config/arm/arm.h (TARGET_VFPD32): Define.
5472 (TARGET_VFP3): Use TARGET_VFPD32.
5473 (fputype): Add FPUTYPE_VFP3D16.
5474 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5475 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5476 * config/arm/arm-cores.def: Add cortex-r4f.
5477 * config/arm/arm-tune.md: Regenerate.
5479 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5481 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5482 Reword some comments throughout the file.
5484 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5485 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5486 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5487 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5489 (MFC_START_ENABLE): Remove PPU-only define.
5490 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5491 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5493 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5494 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5495 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5496 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5497 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5498 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5499 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5501 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5502 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5503 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5504 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5506 (spu_read_machine_status): Fix typo.
5508 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5510 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5511 SUBREG of multi-word hard register.
5512 * config/spu/spu.c (valid_subreg): Likewise.
5513 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5515 2008-08-04 Richard Guenther <rguenther@suse.de>
5517 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5518 the candidate with the stripped base if that base is different
5519 from the original base even for offset zero.
5521 2008-08-04 Richard Guenther <rguenther@suse.de>
5524 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5525 check for no_overflow.
5527 2008-08-04 Richard Guenther <rguenther@suse.de>
5529 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5531 2008-08-04 Paul Brook <paul@codesourcery.com>
5533 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5534 (arm_order_regs_for_local_alloc): New function.
5535 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5537 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5539 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5542 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5543 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5544 (ix86_expand_epilogue): Likewise.
5546 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5548 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5551 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5553 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5554 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5555 (*movv2sf_internal_rex64): Ditto.
5557 2008-08-03 Jan Hubicka <jh@suse.cz>
5559 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5560 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5561 * expmed.c (expand_smod_pow2): Likewise.
5563 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5566 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5567 alternative 0 of operand 1.
5568 (*vec_concatv2di_rex64_sse): Ditto.
5569 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5571 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5572 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5573 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5574 (*movv2sf_internal_rex64): Ditto.
5576 2008-08-02 Richard Guenther <rguenther@suse.de>
5579 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5580 (ssedoublesizemode): New mode attribute.
5581 (sse_shufps): Call gen_sse_shufps_v4sf.
5582 (sse_shufps_1): Macroize.
5583 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5584 (sse2_shufpd_1): Macroize.
5585 (vec_extract_odd, vec_extract_even): New expanders.
5586 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5587 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5588 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5589 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5590 (ix86_expand_vector_set): Likewise.
5591 (ix86_expand_reduc_v4sf): Likewise.
5593 2008-08-01 Doug Kwan <dougkwan@google.com>
5595 * matrix-reorg.c: Re-enable all code.
5596 (struct malloc_call_data): Change CALL_STMT to gimple type.
5597 (collect_data_for_malloc_call): Tuplify.
5598 (struct access_site_info): Change STMT to gimple type.
5599 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5600 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5601 (struct free_info): Change STMT to gimple type.
5602 (struct matrix_access_phi_node): Change PHI to gimple type.
5603 (get_inner_of_cast_expr): Remove.
5604 (may_flatten_matrices_1): Tuplify.
5605 (may_flatten_matrices): Ditto.
5606 (mark_min_matrix_escape_level): Ditto.
5607 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5608 (ssa_accessed_in_call_rhs): New
5609 (ssa_accessed_in_assign_rhs): New
5610 (record_access_alloc_site_info): Tuplify.
5611 (add_allocation_site): Ditto.
5612 (analyze_matrix_allocation_site): Ditto.
5613 (analyze_transpose): Ditto.
5614 (get_index_from_offset): Ditto.
5615 (update_type_size): Ditto.
5616 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5617 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5618 (analyze_accesses_for_phi_node): Tuplify.
5619 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5620 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5621 (analyze_matrix_accesses): Tuplify.
5622 (check_var_data): New call-back type for check_var_notmodified_p.
5623 (check_var_notmodified_p): Tuplify and use call-back struct to
5624 return statement found.
5625 (can_calculate_expr_before_stmt): Factor out statement related code
5627 (can_calculate_stmt_before_stmt): New.
5628 (check_allocation_function): Tuplify.
5629 (find_sites_in_func): Ditto.
5630 (record_all_accesses_in_func): Ditto.
5631 (transform_access_sites): Ditto.
5632 (transform_allocation_sites): Ditto.
5633 (matrix_reorg): Re-enable.
5634 (gate_matrix_reorg): Re-enable.
5636 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5638 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5639 for labels for which it hasn't been set yet. If it has been set,
5640 stop walking insns and continue with next worklist item.
5641 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5642 if the only BARRIER is at the very end of a function.
5644 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5646 * cfgexpand.c (expand_stack_alignment): Assert that
5647 stack_realign_drap and drap_rtx must match.
5649 * function.c (instantiate_new_reg): If DRAP is used to realign
5650 stack, replace virtual_incoming_args_rtx with internal arg
5653 2008-08-01 Richard Guenther <rguenther@suse.de>
5655 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5656 loop information only if we initialized it.
5657 (execute_pre): Call fini_pre with in_fre.
5658 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5659 if we do not unroll because we hit max-completely-peeled-insns.
5660 Use our estimation for consistency, do allow shrinking.
5662 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5664 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5665 with MIN_STACK_BOUNDARY.
5666 (ix86_update_stack_boundary): Likewise.
5667 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5670 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5671 (MIN_STACK_BOUNDARY): This.
5673 2008-08-01 Richard Guenther <rguenther@suse.de>
5676 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5678 2008-08-01 Richard Guenther <rguenther@suse.de>
5680 PR tree-optimization/36988
5681 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5682 do not matter if that doesn't change volatile qualification.
5684 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5686 * configure.ac: Do not generate libada-mk. Do not subst
5688 * libada-mk.in: Remove.
5689 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5690 * configure: Regenerate.
5692 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5694 * tree-pass.h: Added comment about not dumping passes with name
5695 starting with star in struct opt_pass.
5696 * passes.c (register_dump_files_1): Don't do dump for a pass with
5697 name starting with star.
5698 * doc/passes.texi (Pass manager): Mention pass names and special
5699 meaning of star prefix to avoid dump.
5701 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5703 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5705 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5706 (ISA_MIPS64R2): New macro.
5707 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5708 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5709 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5710 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5711 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5712 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5713 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5714 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5715 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5716 Move up to keep list alphabetically sorted.
5717 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5718 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5720 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5721 (-march=@var{arch}): Add mips64r2.
5723 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5725 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5727 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5729 * expr.c (expand_assignment): Check for complete type.
5731 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5734 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5736 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5737 for stack alignment.
5739 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5741 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5743 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5744 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5746 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5748 PR rtl-optimization/36419
5749 * dwarf2out.c (barrier_args_size): New variable.
5750 (compute_barrier_args_size, compute_barrier_args_size_1): New
5752 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5753 if not called yet in the current function, use barrier_args_size
5754 array to find the new args_size value.
5755 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5757 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5760 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5763 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5766 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5767 (dwarf2out_stack_adjust): Use it.
5768 (dwarf2out_frame_debug_expr): Likewise.
5770 2008-07-31 Richard Guenther <rguenther@suse.de>
5772 PR tree-optimization/36978
5773 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5774 the generated condition.
5776 2008-07-31 Richard Guenther <rguenther@suse.de>
5778 * passes.c (init_optimization_passes): Always call
5779 pass_early_warn_uninitialized.
5780 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5781 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5782 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5784 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5787 * builtins.c (maybe_emit_free_warning): New function.
5788 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5789 maybe_emit_free_warning for BUILT_IN_FREE.
5792 * dwarf2out.c (get_context_die): New function.
5793 (force_decl_die, force_type_die): Use it.
5794 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5795 returns NULL, force generation of DW_TAG_typedef and put that into
5798 PR preprocessor/36649
5799 * c-pch.c (c_common_read_pch): Save and restore
5800 line_table->trace_includes across PCH restore.
5802 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5805 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5807 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5810 * final.c (call_from_call_insn): Handle COND_EXEC.
5812 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5814 * builtins.c (std_gimplify_va_arg_expr): Replace
5815 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5816 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5818 2008-07-30 Joey Ye <joey.ye@intel.com>
5819 H.J. Lu <hongjiu.lu@intel.com>
5821 * builtins.c (expand_builtin_setjmp_receiver): Replace
5822 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5823 (expand_builtin_apply_args_1): Likewise.
5824 (expand_builtin_longjmp): Need DRAP for stack alignment.
5825 (expand_builtin_apply): Likewise.
5827 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5828 instead of assign_stack_local to allow alignment reduction.
5830 * calls.c (emit_call_1): Need DRAP for stack alignment if
5832 (expand_call): Replace virtual_incoming_args_rtx with
5833 crtl->args.internal_arg_pointer.
5834 * stmt.c (expand_nl_goto_receiver): Likewise.
5836 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5837 alignment and store to stack_alignment_estimated and
5838 max_used_stack_slot_alignment.
5839 (expand_one_var): Likewise.
5840 (expand_stack_alignment): New function.
5841 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5842 and stack_alignment_estimated fields in rtl_data. Call
5843 expand_stack_alignment at end.
5845 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5846 (MAX_STACK_ALIGNMENT): Likewise.
5847 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5848 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5850 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5851 stack alignment when generating virtual registers.
5853 * function.c (assign_stack_local): Renamed to ...
5854 (assign_stack_local_1): This. Add a parameter to indicate
5855 if it is OK to reduce alignment.
5856 (assign_stack_local): Use it.
5857 (instantiate_new_reg): Instantiate virtual incoming args rtx
5858 to vDRAP if stack realignment and DRAP is needed.
5859 (assign_parms): Collect parameter/return type alignment and
5860 contribute to stack_alignment_estimated.
5861 (locate_and_pad_parm): Likewise.
5862 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5863 with crtl->args.internal_arg_pointer.
5865 * function.h (rtl_data): Add new field drap_reg,
5866 max_used_stack_slot_alignment, stack_alignment_estimated,
5867 stack_realign_needed, need_drap, stack_realign_processed and
5868 stack_realign_finalized.
5869 (stack_realign_fp): New macro.
5870 (stack_realign_drap): Likewise.
5872 * global.c (compute_regsets): Frame pointer is needed when
5873 stack is realigned. Can eliminate frame pointer when stack is
5874 realigned and dynamic realigned argument pointer isn't used.
5876 * reload1.c (update_eliminables): Frame pointer is needed
5877 when stack is realigned.
5878 (init_elim_table): Can eliminate frame pointer when stack is
5879 realigned and dynamic realigned argument pointer isn't used.
5881 * rtl.h (assign_stack_local_1): Declare new funtion.
5883 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5884 (TARGET_GET_DRAP_RTX): Likewise.
5885 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5886 TARGET_GET_DRAP_RTX.
5888 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5890 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5891 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5893 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5894 H.J. Lu <hongjiu.lu@intel.com>
5896 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5897 vdrap_reg, stack_realign and drap_reg_saved.
5898 (add_cfi): Don't allow redefining CFA when DRAP is used.
5899 (reg_save): Handle stack alignment.
5900 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5901 alignment. Don't generate DWARF information for (set fp sp)
5903 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5905 (int_loc_descriptor): Move prototype forward. Also define if
5906 DWARF2_UNWIND_INFO is true.
5907 (output_cfa_loc): Handle DW_CFA_expression.
5908 (build_cfa_aligned_loc): New.
5909 (based_loc_descr): Update assert for stack realign. For local
5910 variables, use sp+offset when stack is aligned without drap and
5911 fp+offset when stack is aligned with drap. For arguments, use
5912 cfa+offset when drap is used to align stack.
5914 2008-07-30 Joey Ye <joey.ye@intel.com>
5915 H.J. Lu <hongjiu.lu@intel.com>
5917 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5919 (ix86_gen_andsp): New.
5920 (ix86_user_incoming_stack_boundary): Likewise.
5921 (ix86_default_incoming_stack_boundary): Likewise.
5922 (ix86_incoming_stack_boundary): Likewise.
5923 (ix86_can_eliminate): Likewise.
5924 (find_drap_reg): Likewise.
5925 (ix86_update_stack_boundary): Likewise.
5926 (ix86_get_drap_rtx): Likewise.
5927 (ix86_finalize_stack_realign_flags): Likewise.
5928 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5929 (TARGET_GET_DRAP_RTX): Likewise.
5930 (override_options): Overide option value for new options.
5931 (ix86_function_ok_for_sibcall): Remove check for
5932 force_align_arg_pointer.
5933 (ix86_handle_cconv_attribute): Likewise.
5934 (ix86_function_regparm): Likewise.
5935 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5936 (ix86_va_start): Replace virtual_incoming_args_rtx with
5937 crtl->args.internal_arg_pointer.
5938 (ix86_select_alt_pic_regnum): Check DRAP register.
5939 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5940 (ix86_compute_frame_layout): Compute frame layout wrt stack
5942 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5943 (ix86_expand_prologue): Decide if stack realignment is needed
5944 and generate prologue code accordingly.
5945 (ix86_expand_epilogue): Generate epilogue code wrt stack
5946 realignment is really needed or not.
5948 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5949 (ABI_STACK_BOUNDARY): Likewise.
5950 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5951 (STACK_REALIGN_DEFAULT): Likewise.
5952 (INCOMING_STACK_BOUNDARY): Likewise.
5953 (MAX_STACK_ALIGNMENT): Likewise.
5954 (ix86_incoming_stack_boundary): Likewise.
5955 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5956 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5957 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5958 (machine_function): Remove force_align_arg_pointer.
5960 * config/i386/i386.md (BX_REG): New.
5961 (R13_REG): Likewise.
5963 * config/i386/i386.opt (mforce_drap): New.
5964 (mincoming-stack-boundary): Likewise.
5965 (mstackrealign): Add Init(-1).
5967 * config/i386/i386-protos.h (ix86_can_eliminate): New
5969 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5971 * doc/extend.texi: Update force_align_arg_pointer.
5973 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5976 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5977 (INCOMING_STACK_BOUNDARY): Likewise.
5978 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5979 (TARGET_GET_DRAP_RTX): Likewise.
5981 2008-07-30 Andreas Schwab <schwab@suse.de>
5983 PR rtl-optimization/36929
5984 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5985 add_insn_before and fix argument order.
5986 (replace_inc_dec_mem): Handle NULL rtx.
5988 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5990 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5992 (arm_compute_initial_elimination_offset): Use it.
5993 (arm_compute_save_reg_mask): Include static chain save slot when
5994 calculating alignment.
5995 (arm_get_frame_offsets): Ditto.
5996 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5997 that we can use to decrement the stack when the stack decrement
5998 could be too big for an immediate value in a single insn.
5999 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
6001 2008-07-30 Richard Guenther <rguenther@suse.de>
6003 PR tree-optimization/36967
6004 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
6005 Release defs of statements we remove.
6007 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6009 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
6010 instead of NULL_RTVEC.
6012 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6016 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
6019 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6021 * final.c (call_from_call_insn): New.
6022 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
6024 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
6026 * configure.ac: Substitute ADA_CFLAGS.
6027 * configure: Regenerate.
6028 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
6029 * Makefile.in: Remove mention of X_* variables.
6030 * config/pa/x-ada-hpux10: Remove.
6031 * config/pa/x-ada: Remove.
6033 * doc/fragments.texi: Update.
6035 2008-07-30 Olivier Hainque <hainque@adacore.com>
6037 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
6038 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
6039 __dso_handle explicitly here.
6041 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6044 * c-typeck.c (build_binary_op): Encapsulate code into...
6045 * c-common.c (shorten_binary_op): ...this new function.
6046 (conversion_warning): Use the new function. Handle non-negative
6047 constant in bitwise-and.
6048 * c-common.h (shorten_binary_op): Declare.
6050 2008-07-30 Olivier Hainque <hainque@adacore.com>
6052 * scan.c (make_sstring_space): Add explicit conversions of
6053 allocator's return value.
6054 * fix-header.c (recognized_function): Likewise.
6056 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6058 * doc/cpp.texi: Update to GFDL 1.2.
6059 * doc/gcc.texi: Do not list GPL as Invariant Section.
6060 * doc/gccint.texi: Likewise. Update copyright years.
6061 * doc/install.texi: Update copyright years.
6063 2008-07-30 Alan Modra <amodra@bigpond.net.au>
6066 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
6067 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
6069 2008-07-29 Jan Hubicka <jh@suse.cz>
6071 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
6072 (grokdeclarator): Likewise.
6073 * langhooks.c (lhd_warn_unused_global_decl): Use
6074 DECL_DECLARED_INLINE_P.
6075 * print-tree.c (print_node): Remove DECL_INLINE check.
6077 2008-07-29 Richard Guenther <rguenther@suse.de>
6079 PR tree-optimization/36945
6080 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
6081 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
6082 Record invariant addresses un-decomposed.
6083 (copy_reference_ops_from_call): Record reference call
6084 arguments properly. Simplify.
6085 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
6086 helper split out from ...
6087 (create_component_ref_by_pieces): ... here. Simplify.
6088 Prepare for recursive invocation for call arguments.
6089 (create_expression_by_pieces): Adjust call to
6090 create_component_ref_by_pieces.
6091 (compute_avail): Process operand 2 of reference ops.
6093 2008-07-29 Richard Guenther <rguenther@suse.de>
6095 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
6097 2008-07-29 Jakub Jelinek <jakub@redhat.com>
6099 * c-format.c (check_format_types): Revert unwanted checkin.
6101 2008-07-29 Jan Hubicka <jh@suse.cz>
6103 * flags.h (flag_really_no_inline): Remove.
6104 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
6105 * toplev.c (flag_really_no_inline): Remove.
6106 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
6107 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
6108 (cgraph_decide_inlining_incrementally): Likewise.
6109 (compute_inline_parameters): Likewise.
6110 * opts.c (decode_options): Simplify.
6111 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
6112 * common.opt (finline): Initialize to 1.
6113 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
6115 2008-07-29 Jan Hubicka <jh@suse.cz>
6117 * predict.c (always_optimize_for_size_p): New function.
6118 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6119 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6120 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
6122 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
6123 * function.c (prepare_function_start): Set default profile.
6124 * function.h (rtl_data): Add maybe_hot_insn_p.
6125 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
6126 (construct_exit_block): Likewise.
6127 (tree_expand_cfg): Likewise.
6129 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6130 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6131 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6132 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
6135 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6138 * c-decl.c (merge_decls): Merge USED flags.
6140 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
6142 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
6143 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
6144 next_stack, lab_false and lab_over trees.
6146 2008-07-28 Richard Guenther <rguenther@suse.de>
6148 PR tree-optimization/36957
6149 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
6150 (useless_type_conversion_p): Remove.
6151 (types_compatible_p): Remove.
6152 * gimple.h (tree_ssa_useless_type_conversion): Declare.
6153 (useless_type_conversion_p): Declare.
6154 (types_compatible_p): Declare.
6155 (gimple_expr_type): Return the base type only if it is
6156 trivially convertible to the subtype.
6158 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
6160 * configure.ac: Use the m4_do macro to concatenate the warnings into
6161 one string in ACX_PROG_CC_WARNING_OPTS,
6162 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
6163 * configure: Regenerate.
6165 2008-07-28 Richard Guenther <rguenther@suse.de>
6167 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
6168 (insert_fake_stores): Remove.
6169 (realify_fake_stores): Likewise.
6170 (execute_pre): Remove dead code.
6171 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
6172 (find_func_aliases): Deal with it here instead.
6173 Re-enable gcc_unreachable call.
6175 2008-07-28 Richard Guenther <rguenther@suse.de>
6177 Merge from gimple-tuples-branch.
6179 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
6180 * gimple.def: New file.
6181 * gsstruct.def: Likewise.
6182 * gimple-iterator.c: Likewise.
6183 * gimple-pretty-print.c: Likewise.
6184 * tree-gimple.c: Removed. Merged into ...
6185 * gimple.c: ... here. New file.
6186 * tree-gimple.h: Removed. Merged into ...
6187 * gimple.h: ... here. New file.
6189 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
6190 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
6191 --enable-checking=gimple flag.
6192 * config.in: Likewise.
6193 * configure: Regenerated.
6195 * tree-ssa-operands.h: Tuplified.
6196 * tree-vrp.c: Likewise.
6197 * tree-loop-linear.c: Likewise.
6198 * tree-into-ssa.c: Likewise.
6199 * tree-ssa-loop-im.c: Likewise.
6200 * tree-dump.c: Likewise.
6201 * tree-complex.c: Likewise.
6202 * cgraphbuild.c: Likewise.
6203 * tree-ssa-threadupdate.c: Likewise.
6204 * tree-ssa-loop-niter.c: Likewise.
6205 * tree-pretty-print.c: Likewise.
6206 * tracer.c: Likewise.
6207 * gengtype.c: Likewise.
6208 * tree-loop-distribution.c: Likewise.
6209 * tree-ssa-loop-unswitch.c: Likewise.
6210 * cgraph.c: Likewise.
6211 * cgraph.h: Likewise.
6212 * tree-ssa-loop-manip.c: Likewise.
6213 * value-prof.c: Likewise.
6214 * tree-ssa-loop-ch.c: Likewise.
6215 * tree-tailcall.c: Likewise.
6216 * value-prof.h: Likewise.
6219 * tree-pass.h: Likewise.
6220 * ipa-cp.c: Likewise.
6221 * tree-scalar-evolution.c: Likewise.
6222 * tree-scalar-evolution.h: Likewise.
6223 * target.h: Likewise.
6224 * lambda-mat.c: Likewise.
6225 * tree-phinodes.c: Likewise.
6226 * diagnostic.h: Likewise.
6227 * builtins.c: Likewise.
6228 * tree-ssa-alias-warnings.c: Likewise.
6229 * cfghooks.c: Likewise.
6230 * fold-const.c: Likewise.
6231 * cfghooks.h: Likewise.
6232 * omp-low.c: Likewise.
6233 * tree-ssa-dse.c: Likewise.
6234 * ipa-reference.c: Likewise.
6235 * tree-ssa-uncprop.c: Likewise.
6236 * toplev.c: Likewise.
6237 * tree-gimple.c: Likewise.
6238 * tree-gimple.h: Likewise.
6239 * tree-chrec.c: Likewise.
6240 * tree-chrec.h: Likewise.
6241 * tree-ssa-sccvn.c: Likewise.
6242 * tree-ssa-sccvn.h: Likewise.
6243 * cgraphunit.c: Likewise.
6244 * tree-ssa-copyrename.c: Likewise.
6245 * tree-ssa-ccp.c: Likewise.
6246 * tree-ssa-loop-ivopts.c: Likewise.
6247 * tree-nomudflap.c: Likewise.
6248 * tree-call-cdce.c: Likewise.
6249 * ipa-pure-const.c: Likewise.
6250 * c-format.c: Likewise.
6251 * tree-stdarg.c: Likewise.
6252 * tree-ssa-math-opts.c: Likewise.
6253 * tree-ssa-dom.c: Likewise.
6254 * tree-nrv.c: Likewise.
6255 * tree-ssa-propagate.c: Likewise.
6256 * ipa-utils.c: Likewise.
6257 * tree-ssa-propagate.h: Likewise.
6258 * tree-ssa-alias.c: Likewise.
6259 * gimple-low.c: Likewise.
6260 * tree-ssa-sink.c: Likewise.
6261 * ipa-inline.c: Likewise.
6262 * c-semantics.c: Likewise.
6263 * dwarf2out.c: Likewise.
6265 * tree-ssa-loop-ivcanon.c: Likewise.
6266 * predict.c: Likewise.
6267 * tree-ssa-loop.c: Likewise.
6268 * tree-parloops.c: Likewise.
6269 * tree-ssa-address.c: Likewise.
6270 * tree-ssa-ifcombine.c: Likewise.
6271 * matrix-reorg.c: Likewise.
6272 * c-decl.c: Likewise.
6273 * tree-eh.c: Likewise.
6274 * c-pretty-print.c: Likewise.
6275 * lambda-trans.c: Likewise.
6276 * function.c: Likewise.
6277 * langhooks.c: Likewise.
6278 * ebitmap.h: Likewise.
6279 * tree-vectorizer.c: Likewise.
6280 * function.h: Likewise.
6281 * langhooks.h: Likewise.
6282 * tree-vectorizer.h: Likewise.
6283 * ipa-type-escape.c: Likewise.
6284 * ipa-type-escape.h: Likewise.
6285 * domwalk.c: Likewise.
6286 * tree-if-conv.c: Likewise.
6287 * profile.c: Likewise.
6288 * domwalk.h: Likewise.
6289 * tree-data-ref.c: Likewise.
6290 * tree-data-ref.h: Likewise.
6291 * tree-flow-inline.h: Likewise.
6292 * tree-affine.c: Likewise.
6293 * tree-vect-analyze.c: Likewise.
6294 * c-typeck.c: Likewise.
6295 * gimplify.c: Likewise.
6296 * coretypes.h: Likewise.
6297 * tree-ssa-phiopt.c: Likewise.
6298 * calls.c: Likewise.
6299 * tree-ssa-coalesce.c: Likewise.
6300 * tree.def: Likewise.
6301 * tree-dfa.c: Likewise.
6302 * except.c: Likewise.
6303 * except.h: Likewise.
6304 * cfgexpand.c: Likewise.
6305 * tree-cfgcleanup.c: Likewise.
6306 * tree-ssa-pre.c: Likewise.
6307 * tree-ssa-live.c: Likewise.
6308 * tree-sra.c: Likewise.
6309 * tree-ssa-live.h: Likewise.
6310 * tree-predcom.c: Likewise.
6311 * lambda.h: Likewise.
6312 * tree-mudflap.c: Likewise.
6313 * ipa-prop.c: Likewise.
6314 * print-tree.c: Likewise.
6315 * tree-ssa-copy.c: Likewise.
6316 * ipa-prop.h: Likewise.
6317 * tree-ssa-forwprop.c: Likewise.
6318 * ggc-page.c: Likewise.
6319 * c-omp.c: Likewise.
6320 * tree-ssa-dce.c: Likewise.
6321 * tree-vect-patterns.c: Likewise.
6322 * tree-ssa-ter.c: Likewise.
6323 * tree-nested.c: Likewise.
6324 * tree-ssa.c: Likewise.
6325 * lambda-code.c: Likewise.
6326 * tree-ssa-loop-prefetch.c: Likewise.
6327 * tree-inline.c: Likewise.
6328 * tree-inline.h: Likewise.
6329 * tree-iterator.c: Likewise.
6330 * tree-optimize.c: Likewise.
6331 * tree-ssa-phiprop.c: Likewise.
6332 * tree-vect-transform.c: Likewise.
6333 * tree-object-size.c: Likewise.
6334 * tree-outof-ssa.c: Likewise.
6335 * cfgloop.c: Likewise.
6336 * system.h: Likewise.
6337 * tree-profile.c: Likewise.
6338 * cfgloop.h: Likewise.
6339 * c-gimplify.c: Likewise.
6340 * c-common.c: Likewise.
6341 * tree-vect-generic.c: Likewise.
6342 * tree-flow.h: Likewise.
6343 * c-common.h: Likewise.
6344 * basic-block.h: Likewise.
6345 * tree-ssa-structalias.c: Likewise.
6346 * tree-switch-conversion.c: Likewise.
6347 * tree-ssa-structalias.h: Likewise.
6348 * tree-cfg.c: Likewise.
6349 * passes.c: Likewise.
6350 * ipa-struct-reorg.c: Likewise.
6351 * ipa-struct-reorg.h: Likewise.
6352 * tree-ssa-reassoc.c: Likewise.
6353 * cfgrtl.c: Likewise.
6354 * varpool.c: Likewise.
6356 * tree-ssanames.c: Likewise.
6357 * tree-ssa-threadedge.c: Likewise.
6358 * langhooks-def.h: Likewise.
6359 * tree-ssa-operands.c: Likewise.
6360 * config/alpha/alpha.c: Likewise.
6361 * config/frv/frv.c: Likewise.
6362 * config/s390/s390.c: Likewise.
6363 * config/m32c/m32c.c: Likewise.
6364 * config/m32c/m32c-protos.h: Likewise.
6365 * config/spu/spu.c: Likewise.
6366 * config/sparc/sparc.c: Likewise.
6367 * config/i386/i386.c: Likewise.
6368 * config/sh/sh.c: Likewise.
6369 * config/xtensa/xtensa.c: Likewise.
6370 * config/stormy16/stormy16.c: Likewise.
6371 * config/ia64/ia64.c: Likewise.
6372 * config/rs6000/rs6000.c: Likewise.
6373 * config/pa/pa.c: Likewise.
6374 * config/mips/mips.c: Likewise.
6376 2008-07-28 Simon Baldwin <simonb@google.com>
6378 * c-pragma.c (handle_pragma_message): New function.
6379 (init_pragma): Register handle_pragma_message.
6380 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6383 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6385 PR tree-optimization/35252
6386 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6387 REALPART_EXPR to be considered as same load operation.
6389 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6391 PR tree-optimization/36830
6392 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6393 (expressions_equal_p): Return false if only one operand is null.
6395 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6397 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6398 version requirements.
6400 2008-07-26 Olivier Hainque <hainque@adacore.com>
6402 * collect2.c (symkind): New enum. Symbol kinds we care about.
6403 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6404 code and head comment accordingly.
6405 (scan_prog_file): Use symkind names instead of bare integers.
6407 2008-07-25 Jan Hubicka <jh@suse.cz>
6409 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6411 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6412 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6413 * dojump.c (clear_pending_stack_adjust): Likewise.
6414 * print-tree.c (print_node): Ignore DECL_INLINE.
6415 * tree-inline.c (inlinable_function_p): Likewise.
6417 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6419 * doc/extend.texi (hot attribute): Document that the hot attribute
6420 turns on -O3 for some ports.
6421 (cold attribute): Document that the cold attribute turns on -Os
6424 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6425 reflect function specific option support.
6427 * target.h (struct target_option_hooks): Add fields to say whether
6428 the cold attribute implies -Os and the hot attribute implies -O3.
6430 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6431 By default, do not turn on -Os for cold functions.
6432 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6433 not turn on -O3 for hot functions.
6435 * c-common.c (handle_hot_attribute): Use target hook to determine
6436 if hot functions should enable -O3.
6437 (handle_cold_attribute): Use target hook to determine if cold
6438 functions should enable -Os.
6440 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6441 (override_options): Move disable scheduling to
6442 optimization_options.
6443 (optimization_options): Disable scheduling here, not
6445 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6446 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6448 * config/ia64/ia64.c (ia64_override_options): Move setting
6449 scheduling flags to ia64_optimization_options.
6450 (ia64_optimization_options): Disable scheduling options here, and
6451 not in ia64_override_options.
6452 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6453 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6455 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6458 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6460 2008-07-25 Martin Jambor <mjambor@suse.cz>
6462 PR tree-optimization/36926
6463 * ipa-prop.c (ipa_analyze_call_uses): Call
6464 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6466 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6468 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6469 movv2si_internal): Add mem = reg alternative.
6471 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6474 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6475 DEFAULT_PCC_STRUCT_RETURN to 127.
6477 2008-07-24 Jan Hubicka <jh@suse.cz>
6479 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6480 (build_cgraph_edges): Likewise.
6481 * cgraph.c (cgraph_node): Do not update assembler hash.
6482 (cgraph_remove_node): Drop non-unit-at-a-time code.
6483 * tree-pass.h (pass_O0_always_inline): Remove.
6484 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6485 * toplev.c (process_options): Flag unit-at-a-time does not imply
6487 * cgraphunit.c: Update comments.
6488 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6489 (cgraph_assemble_pending_functions): Remove.
6490 (cgraph_reset_node): Drop non-unit-at-a-time code.
6491 (cgraph_finalize_function): Likewise.
6492 (cgraph_analyze_function): Likewise.
6493 (cgraph_finalize_compilation_unit): Likewise.
6494 (cgraph_expand_function): Likewise.
6495 (cgraph_optimize): Likesise.
6496 (save_inline_function_body): Likewise.
6497 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6498 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6499 * ipa-inline.c: Update comments.
6500 (enum inlining_mode): remove INLINE_SPEED.
6501 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6502 (cgraph_mark_inline_edge): Likewise.
6503 (try_inline): Likewise.
6504 (cgraph_decide_inlining_incrementally): Likewise.
6505 (cgraph_gate_inlining): Remove.
6506 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6507 (cgraph_gate_early_inlining): Likewise.
6508 (gate_inline_passes): Remove.
6509 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6510 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6511 pass_O0_always_inline): Remove.
6512 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6513 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6514 * opts.c (no_unit_at_a_time_default): Remove.
6515 (decode_options): Remove flag_unit_at_a_time reset and warning.
6516 * opts.h (no_unit_at_a_time_default): Remove.
6517 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6518 early in GNU dialect.
6519 (merge_decls): Update comment; drop unit-at-a-time check.
6520 (finish_decl): Likewise.
6521 (grok_declaration): Remove flag_inline_trees code.
6522 (finish_functions): Return on function returning non-void on all
6524 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6525 * cfgexpand.c (expand_one_static_var): Remove.
6526 (expand_one_var): Remove expand_one_static_var call.
6527 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6528 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6529 and flag_unit_at_a-time compatibility checks.
6530 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6531 * tree-inline.c (flag_inline_trees): Remove.
6532 (inlinable_function_p): Don't check it.
6533 (expand_call_inline): Remove non-unit-at-a-time code.
6534 * tree-inline.h (flag_inline_trees): Remove.
6535 * tree-optimize.c (execute_early_local_optimizations): Remove
6536 unit-at-a-time checks.
6537 (tree_rest_of_compilation): Likewise.
6538 * combine.c (setup_incoming_promotions): Likewise.
6539 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6540 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6541 * passes.c (pass_inline_parameters): Update comments; remove
6542 O0_alwaysinline pass.
6543 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6544 (execute_one_pass): Likewise.
6545 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6546 (ix86_function_sseregparm): Likewise.
6547 * arm.c (arm_function_in_section_p): Likewise.
6548 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6549 * varpool.c: Update comments.
6550 (decide_is_variable_needed): Remove unit-at-a-time checks.
6551 (varpool_finalize_decl): Likewise.
6553 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6555 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6557 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6559 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6561 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6562 imp symbol extension.
6564 2008-07-23 Ian Lance Taylor <iant@google.com>
6566 * tree-vrp.c (infer_value_range): Ignore asm statements when
6567 looking for memory accesses for -fdelete-null-pointer-checks.
6569 2008-07-24 Ben Elliston <bje@au.ibm.com>
6571 * config/spu/spu-c.c (__vector_keyword): New variable.
6572 (vector_keyword): Likewise.
6573 (spu_categorize_keyword): New function.
6574 (spu_macro_to_expand): Likewise.
6575 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6576 compiling an ISO C dialect.
6578 2008-07-24 Ben Elliston <bje@au.ibm.com>
6580 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6583 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6585 * configure: Regenerate.
6586 * configure.ac: Require texinfo 4.7.
6587 * doc/install.texi: Document texinfo 4.7 requirement.
6589 2008-07-23 Martin Jambor <mjambor@suse.cz>
6591 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6592 rather than for DECL_SAVED_TREE.
6593 * ipa-prop.c: Include diagnostic.h.
6594 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6596 (ipa_detect_param_modifications): Function rewritten from scratch.
6597 (ipa_compute_jump_functions): Changed accesses to modification flags.
6598 (ipa_free_node_params_substructures): Update flags destruction.
6599 (ipa_node_duplication_hook): Update flags duplication.
6600 (ipa_print_all_params_modified): Updated flag access.
6601 * ipa-prop.h (struct ipa_param_flags): New structure.
6602 (struct ipa_node_params): New field modification_analysis_done,
6603 modified_flags changed into param_flags.
6604 (ipa_is_ith_param_modified): Changed to use new flags.
6605 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6607 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6608 ipa-cp.c and split into two functions.
6609 (ipa_print_node_jump_functions): New function.
6610 (compute_scalar_jump_functions): New function.
6611 (type_like_member_ptr_p): New function.
6612 (compute_pass_through_member_ptrs): New function.
6613 (fill_member_ptr_cst_jump_function): New function.
6614 (determine_cst_member_ptr): New function.
6615 (compute_cst_member_ptr_arguments): New function.
6616 (ipa_compute_jump_functions): Complete rewrite.
6617 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6618 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6619 (struct ipa_member_ptr_cst): New structure.
6620 (union jump_func_value): New field member_cst.
6621 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6622 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6623 jump function types.
6624 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6625 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6626 instead of ipcp_print_all_jump_functions.
6627 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6628 only for replacable scalars.
6630 * doc/invoke.texi (Optimize options): Add description of
6631 -findirect-inlining.
6632 * common.opt (flag_indirect_inlining): New flag.
6633 * opts.c (decode_options): Set flag_indirect_inlining when
6636 * ipa-inline.c: Include ipa-prop.h.
6637 (inline_indirect_intraprocedural_analysis): New function.
6638 (inline_generate_summary): Allocate parameter and argument info
6639 structures, call inline_indirect_intraprocedural_analysis on each
6640 node when doing indirect inlining and deallocate indirect inlining
6641 data structures in the end.
6642 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6643 (free_all_ipa_structures_after_iinln): New function.
6644 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6646 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6648 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6649 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6650 of computing the frequency separately.
6651 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6652 of computing the frequency separately.
6653 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6654 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6655 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6656 (ipa_get_stmt_member_ptr_load_param): New function.
6657 (ipa_is_ssa_with_stmt_def): New function.
6658 (ipa_note_param_call): New function.
6659 (ipa_analyze_call_uses): New function.
6660 (ipa_analyze_stmt_uses): New function.
6661 (ipa_analyze_params_uses): New function.
6662 (ipa_free_node_params_substructures): Also free the param_calls linked
6664 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6665 (ipa_print_node_param_flags): New function.
6666 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6667 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6668 * ipa-prop.h (struct ipa_param_flags): New field called.
6669 (struct ipa_param_call_note): New structure.
6670 (struct ipa_node_params): New fields param_calls and
6672 (ipa_is_ith_param_called): New function.
6673 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6674 ipa_analyze_params_uses and dump parameter flags.
6676 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6677 ipa_propagate_indirect_call_infos if performing indirect inlining,
6678 pass a new parameter new_edges to it.
6679 (add_new_edges_to_heap): New fucntion.
6680 (cgraph_decide_inlining_of_small_functions): New vector
6681 new_indirect_edges for newly found indirect edges , call
6682 ipa_propagate_indirect_call_infos after inlining.
6683 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6684 inlining if performing indirect inlining. Call
6685 free_all_ipa_structures_after_iinln when doing so too.
6686 (inline_generate_summary): Do not call
6687 free_all_ipa_structures_after_iinln here.
6688 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6689 (print_edge_addition_message): New function.
6690 (update_call_notes_after_inlining): New function.
6691 (propagate_info_to_inlined_callees): New function.
6692 (ipa_propagate_indirect_call_infos): New function.
6693 * ipa-prop.h: Include cgraph.h
6694 (struct ipa_param_call_note): Fields reordered, new field processed.
6695 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6697 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6698 rediscovered call statements.
6699 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6700 (dump_cgraph_node): Dump also the indirect_call flag.
6701 (cgraph_clone_edge): Copy also the indirect_call flag.
6702 * tree-inline.c (copy_bb): Do not check for fndecls from call
6703 expressions, check for edge availability when moving clones.
6704 (get_indirect_callee_fndecl): New function.
6705 (expand_call_inline): If callee declaration is not apprent from
6706 the statement, try calling get_indirect_callee_fndecl. Do not
6707 issue warnings or call sorry when not inlinings an indirect edge.
6708 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6710 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6711 bit more frandly to matching.
6712 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6713 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6714 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6716 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6719 * opth-gen.awk: Suppress function specific features when building
6721 * optc-gen.awk: Ditto.
6723 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6726 * diagnostic.c (pedwarn): Add opt parameter.
6728 * c-tree.h (pedwarn_init): Add opt parameter.
6729 (pedwarn_c90): Likewise.
6730 (pedwarn_c99): Likewise.
6731 * c-errors.c (pedwarn_c99): Likewise.
6732 (pedwarn_c90): Likewise.
6733 * toplev.h (pedwarn): Update declaration.
6734 (pedwarn0): Declare.
6735 * c-lex.c: All calls to pedwarn changed.
6736 * builtins.c: All calls to pedwarn changed.
6737 * toplev.c: All calls to pedwarn changed.
6738 * c-decl.c: All calls to pedwarn changed.
6739 * c-typeck.c: All calls to pedwarn changed.
6740 * c-common.c: All calls to pedwarn changed.
6741 * c-parser.c: All calls to pedwarn changed.
6743 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6744 Karthik Kumar <karthikkumar@gmail.com>
6746 * attribs.c (file scope): Include c-common.h.
6747 (decl_attributes): Add support for #pragma GCC optimize and
6750 * targhooks.c (default_can_inline_p): New function that is the
6751 default for the TARGET_CAN_INLINE_P target hook.
6753 * targhooks.h (default_can_inline_p): Add declaration.
6755 * tree.c (cl_optimization_node): New static tree for building
6756 OPTIMIZATION_NODE tree.
6757 (cl_target_option_node): New static tree for building
6758 TARGET_OPTION_NODE tree.
6759 (cl_option_hash_table): New hash table for hashing
6760 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6761 (cl_option_hash_hash): New function to provide the hash value for
6762 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6763 (cl_option_hash_eq): New function to provide an equality test for
6764 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6765 (tree_code_size): Add support for OPTIMIZATION_NODE and
6766 TARGET_OPTION_NODE trees.
6767 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6768 TARGET_OPTION_NODE trees.
6769 (build_optimization_node): Build a tree that has all of the
6770 current optimization options.
6771 (build_target_option_node): Build a tree that has the target
6772 options that might be changed on a per function basis.
6774 * tree.h (file scope): Include options.h.
6775 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6776 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6777 (TREE_OPTIMIZATION): Ditto.
6778 (TREE_TARGET_SPECIFIC): Ditto.
6779 (struct tree_function_decl): Add fields for remembering the
6780 current optimization options and target specific options.
6781 (struct tree_optimization_option): New tree variant that remembers
6782 the optimization options.
6783 (struct tree_target_option): New tree variant that remembers the
6784 target specific flags that might change for compiling a particular
6786 (union tree_node): Include tree_optimization_option and
6787 tree_target_option fields.
6788 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6789 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6790 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6791 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6792 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6793 optimization and target options.
6794 (optimization_default_node): New macro to refer to global_trees
6796 (optimization_current_node): Ditto.
6797 (optimization_cold_node): Ditto.
6798 (optimization_hot_node): Ditto.
6799 (target_option_default_node): Ditto.
6800 (target_option_current_node): Ditto.
6801 (current_option_pragma): Ditto.
6802 (current_optimize_pragma): Ditto.
6804 * target.h (struct gcc_target): Add valid_option_attribute_p,
6805 target_option_save, target_option_restore, target_option_print,
6806 target_option_pragma_parse, and can_inline_p hooks.
6808 * toplev.h (parse_optimize_options): Add declaration.
6809 (fast_math_flags_struct_set_p): Ditto.
6811 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6812 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6815 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6816 tree_can_inline_p hook to see if one function can inline another.
6817 (cgraph_decide_inlining): Ditto.
6818 (cgraph_decide_inlining_incrementally): Ditto.
6820 * opts.c (decode_options): Add support for running multiple times
6821 to allow functions with different target or optimization options
6822 than was specified on the command line.
6823 (fast_math_flags_struct_set_p): New function that is similar to
6824 fast_math_flags_set_p, except it uses the values in the
6825 cl_optimization structure instead of global variables.
6827 * optc-gen.awk: Add support for TargetSave to allow a back end to
6828 declare new fields that need to be saved when using function
6829 specific options. Include flags.h and target.h in the options.c
6830 source. Add support for Save to indicate which options can be set
6831 for individual functions. Generate cl_optimize_save,
6832 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6833 cl_target_option_restore, cl_target_option_print functions to
6834 allow functions to use different optimization or target options.
6836 * opt-functions.awk (var_type_struct): Return the type used for
6837 storing the field in a structure.
6839 * opth-gen.awk: Add support for TargetSave to allow a back end to
6840 declare new fields that need to be saved when using function
6841 specific options. Add support for Save to indicate which options
6842 can be set for individual functions. Only generate one extern for
6843 Mask fields. Generate cl_optimization and cl_target_option
6844 structures to remember optimization and target options.
6846 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6847 collecting new tree nodes.
6848 (TS_TARGET_OPTION): Ditto.
6850 * c-decl.c (merge_decls): Merge function specific target and
6851 optimization options.
6853 * function.c (invoke_set_current_function_hook): If the function
6854 uses different optimization options, change the global variables
6857 * coretypes.h (struct cl_optimization): Add forward reference.
6858 (struct cl_target_option): Ditto.
6860 * c-pragma.c (option_stack): New static vector to remember the
6861 current #pragma GCC option stack.
6862 (handle_pragma_option): New function to support #pragma GCC option
6863 to change target options.
6864 (optimize_stack): New static vector to remember the current
6865 #pragma GCC optimize stack.
6866 (handle_pragma_optimize): New function to support #pragma GCC
6867 optimize to change optimization options.
6868 (init_pragma): Add support for #pragma GCC optimize and #pragma
6871 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6872 optimization options.
6873 (TARGET_OPTION_NODE): New tree code for remembering certain target
6876 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6877 TARGET_OPTION_NODE trees.
6879 * common.opt (-O): Add Optimization flag.
6881 (-fmath-errno): Ditto.
6882 (-falign-functions): Add UInteger flag to make sure flag gets full
6883 int in cl_optimization structure.
6884 (-falign-jumps): Ditto.
6885 (-falign-labels): Ditto.
6886 (-falign-loops): Ditto.
6887 (-fsched-stalled-insns): Ditto.
6888 (-fsched-stalled-insns-dep): Ditto.
6890 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6892 (TARGET_OPTION_SAVE): Ditto.
6893 (TARGET_OPTION_RESTORE): Ditto.
6894 (TARGET_OPTION_PRINT): Ditto.
6895 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6896 (TARGET_CAN_INLINE_P): Ditto.
6897 (TARGET_INITIALIZER): Add new hooks.
6899 * tree-inline.c (tree_can_inline_p): New function to determine
6900 whether one function can inline another. Check if the functions
6901 use compatible optimization options, and also call the backend
6904 * tree-inline.h (tree_can_inline_p): Add declaration.
6906 * c-common.c (c_common_attribute): Add support for option and
6907 optimize attributes.
6908 (handle_option_attribute): Add support for the option attribute to
6909 allow the user to specify different target options for compiling a
6911 (handle_optimize_attribute): Add support for the optimize
6912 attribute to allow the user to specify different optimization
6913 options for compiling a specific function.
6914 (handle_hot_attribute): Turn on -O3 optimization for this one
6915 function if it isn't the default optimization level.
6916 (handle_cold_attribute): Turn on -Os optimization for this one
6917 function if it insn't the default optimization.
6918 (const_char_p): New const char * typedef.
6919 (optimize_args): New static vector to remember the optimization
6921 (parse_optimize_options): New function to set up the optimization
6922 arguments from either the optimize attribute or #pragma GCC optimize.
6924 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6925 (builtin_define_std): Ditto.
6927 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6928 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6929 (x86_64-*-*): Ditto.
6931 * Makefile.in (TREE_H): Add options.h.
6932 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6934 * doc/extend.texi (option attribute): Document new attribute.
6935 (optimize attribute): Ditto.
6936 (hot attribute): Document hot attribute sets -O3.
6937 (cold attribute): Document cold attribute sets -Os.
6938 (#pragma GCC option): Document new pragma.
6939 (#pragma GCC optimize): Ditto.
6941 * doc/options.texi (TargetSave): Document TargetSave syntax.
6942 (UInteger): Document UInteger must be used for certain flags.
6943 (Save): Document Save option to create target specific options
6944 that can be saved/restored on a function specific context.
6946 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6947 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6949 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6950 (TARGET_OPTION_SAVE): Ditto.
6951 (TARGET_OPTION_RESTORE): Ditto.
6952 (TARGET_OPTION_PRINT): Ditto.
6953 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6954 (TARGET_CAN_INLINE_P): Ditto.
6956 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6958 (-mfpmath=both): Ditto.
6960 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6961 Karthik Kumar <karthikkumar@gmail.com>
6963 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6964 (TARGET_POPCNT): Ditto.
6965 (TARGET_SAHF): Ditto.
6966 (TARGET_AES): Ditto.
6967 (TARGET_PCLMUL): Ditto.
6968 (TARGET_CMPXCHG16B): Ditto.
6969 (TARGET_RECIP): Move switch into target_flags.
6970 (TARGET_FUSED_MADD): Ditto.
6971 (ix86_arch_features): Make an unsigned char type.
6972 (ix86_tune_features): Ditto.
6973 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6974 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6975 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6977 * config/i386/i386.opt (arch): New TargetSave field to define
6978 fields that need to be saved for function specific option support.
6981 (branch_cost): Ditto.
6982 (ix86_isa_flags_explicit): Ditto.
6983 (tune_defaulted): Ditto.
6984 (arch_specified): Ditto.
6985 (-m128-long-double): Add Save flag to save option for target
6986 specific option support.
6988 (-maccumulate-outgoing-args): Ditto.
6989 (-malign-double): Ditto.
6990 (-malign-stringops): Ditto.
6991 (-mfancy-math-387): Ditto.
6992 (-mhard-float): Ditto.
6994 (-minline-all-stringops): Ditto.
6995 (-minline-stringops-dynamically): Ditto.
6996 (-mms-bitfields): Ditto.
6997 (-mno-align-stringops): Ditto.
6998 (-mno-fancy-math-387): Ditto.
6999 (-mno-push-args): Ditto.
7000 (-mno-red-zone): Ditto.
7001 (-mpush-args): Ditto.
7002 (-mred-zone): Ditto.
7004 (-msseregparm): Ditto.
7005 (-mstack-arg-probe): Ditto.
7020 (-mrecip): Move flag into target_flags.
7022 (-mno-fused-madd): Ditto.
7023 (-mfused-madd): Ditto.
7024 (-mabm): Move flag into ix86_isa_flags.
7031 * config/i386/i386-c.c: New file for #pragma support.
7032 (ix86_target_macros_internal): New function to #define or #undef
7033 target macros based when the user uses the #pragma GCC option to
7034 change target options.
7035 (ix86_pragma_option_parse): New function to add #pragma GCC option
7037 (ix86_target_macros): Move defining the target macros here from
7038 TARGET_CPU_CPP_BUILTINS in i386.h.
7039 (ix86_register_pragmas): Register the #pragma GCC option hook. If
7040 defined, initialize any subtarget #pragmas.
7042 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
7043 REGISTER_TARGET_PRAGMAS.
7045 * config/i386/t-i386: New file for x86 dependencies.
7046 (i386.o): Make dependencies mirror the include files used.
7047 (i386-c.o): New file, add dependencies.
7049 * config/i386/i386-protos.h (override_options): Add bool argument.
7050 (ix86_valid_option_attribute_tree): Add declaration.
7051 (ix86_target_macros): Ditto.
7052 (ix86_register_macros): Ditto.
7054 * config/i386/i386.c (ix86_tune_features): Move initialization of
7055 the target masks to initial_ix86_tune_features to allow functions
7056 to have different target options. Make type unsigned char,
7057 instead of unsigned int.
7058 (initial_ix86_tune_features): New static vector to hold processor
7059 masks for the tune variables.
7060 (ix86_arch_features): Move initialization of the target masks to
7061 initial_ix86_arch_features to allow functions to have different
7062 target options. Make type unsigned char, instead of unsigned int.
7063 (initial_ix86_arch_features): New static vector to hold processor
7064 masks for the arch variables.
7065 (enum ix86_function_specific_strings): New enum to describe the
7066 string options used for attribute((option(...))).
7067 (ix86_target_string): New function to return a string that
7068 describes the target options.
7069 (ix86_debug_options): New function to print the current options in
7071 (ix86_function_specific_save): New function hook to save the
7072 function specific global variables in the cl_target_option structure.
7073 (ix86_function_specific_restore): New function hook to restore the
7074 function specific variables from the cl_target_option structure to
7075 the global variables.
7076 (ix86_function_specific_print): New function hook to print the
7077 target specific options in the cl_target_option structure.
7078 (ix86_valid_option_attribute_p): New function hook to validate
7079 attribute((option(...))) arguments.
7080 (ix86_valid_option_attribute_tree): New function that is common
7081 code between attribute((option(...))) and #pragma GCC option
7082 support that parses the options and returns a tree holding the options.
7083 (ix86_valid_option_attribute_inner_p): New helper function for
7084 ix86_valid_option_attribute_tree.
7085 (ix86_can_inline_p): New function hook to decide if one function
7086 can inline another on a target specific basis.
7087 (ix86_set_current_function); New function hook to switch target
7088 options if the user used attribute((option(...))) or #pragma GCC
7090 (ix86_tune_defaulted): Move to static file scope from
7092 (ix86_arch_specified): Ditto.
7093 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
7095 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
7096 (OPTION_MASK_ISA_ABM_SET): Ditto.
7097 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
7098 (OPTION_MASK_ISA_CX16_SET): Ditto.
7099 (OPTION_MASK_ISA_SAHF_SET): Ditto.
7100 (OPTION_MASK_ISA_AES_UNSET): Ditto.
7101 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
7102 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
7103 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
7104 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
7105 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
7106 (struct ptt): Move to static file scope from override_options.
7107 (processor_target_table): Ditto.
7109 (ix86_handle_option): Add support for options that are now isa options.
7110 (override_options): Add support for declaring functions that
7111 support different target options than were specified on the
7112 command line. Move struct ptt, processor_target_table, cpu_names,
7113 ix86_tune_defaulted, ix86_arch_specified to static file scope.
7114 Add bool argument. Fix up error messages so the appropriate error
7115 is given for either command line or attribute.
7116 (ix86_previous_fndecl): New static to remember previous function
7117 declaration to see if we need to change target options.
7118 (ix86_builtins_isa): New array to record the ISA of each builtin
7120 (def_builtin): Always create the builtin function, even if the
7121 current ISA doesn't support it.
7122 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
7123 tests for those builtins.
7124 (ix86_init_builtins): Remove TARGET_MMX test for calling
7125 ix86_init_mmx_sse_builtins.
7126 (ix86_expand_builtin): If the current ISA doesn't support a given
7127 builtin, signal an error.
7128 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
7129 (TARGET_SET_CURRENT_FUNCTION): Ditto.
7130 (TARGET_OPTION_SAVE): Ditto.
7131 (TARGET_OPTION_RESTORE): Ditto.
7132 (TARGET_OPTION_PRINT): Ditto.
7133 (TARGET_CAN_INLINE_P): Ditto.
7135 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
7137 * c-typeck.c (build_external_ref): Don't call assemble_external.
7138 * final.c (output_operand): Call assemble_external.
7140 2008-07-21 DJ Delorie <dj@redhat.com>
7142 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
7143 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7145 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7147 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
7148 original insn and splitter contents into ...
7149 ("*div<mode>3_fast"): ... this new pattern. Enable only if
7150 flag_unsafe_math_optimizations. Add dummy scratch register.
7151 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
7152 !flag_unsafe_math_optimizations. Returns number with next
7153 highest magnitude if this is still less or equal to the true
7154 quotient in magnitude.
7156 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
7158 * Makefile.in: Replace toplev.h with TOPLEV_H.
7159 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
7160 * c-lex.c (fe_file_change): Don't set in_system_header.
7161 * c-parser.c (c_token): Remove in_system_header.
7162 (c_lex_one_token): Don't set in_system_header.
7163 (c_parser_set_source_position_from_token): Don't set in_system_header.
7164 * diagnostic.c (diagnostic_report_diagnostic): Use location from
7167 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
7168 * flags.h (in_system_header): Remove.
7169 * function.c (saved_in_system_header): Remove.
7170 (push_cfun): Don't set in_system_header.
7171 (pop_cfun): Don't set in_system_header.
7172 (push_struct_function): Don't set in_system_header.
7173 * input.h (expanded_location): Add sysp.
7174 (in_system_header_at): New.
7175 (in_system_header): New.
7176 * toplev.c (in_system_header): Remove.
7177 * toplev.h: Include input.h
7179 * tree-cfg.c (execute_warn_function_return): Call warning_at.
7180 * tree-ssa.c (warn_uninit): Call warning_at.
7181 (warn_uninitialized_var): Update calls to warn_uninit.
7182 (warn_uninitialized_phi): Update calls to warn_uninit.
7183 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
7184 (expand_location): Initialize xloc.sysp.
7185 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
7186 (tree_decl_with_vis): Remove in_system_header_flag.
7188 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
7191 * recog.c (asm_operand_ok): Change the order of the extra
7192 memory constraint checks.
7194 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7197 * tree-switch-conversion.c (build_one_array): Call
7198 varpool_mark_needed_node and varpool_finalize_decl
7199 instead of assemble_variable.
7201 2008-07-19 Jan Hubicka <jh@suse.cz>
7203 * cgraph.c (cgraph_add_new_function): Do early local passes.
7204 * tree-nrv.c (gate_pass_return_slot): New gate.
7205 (pass_nrv): Add the gate.
7206 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
7208 (coalesce_ssa_name): Coalesce SSA names.
7209 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
7210 not optimizing so unused user vars remains visible.
7211 * common.opt (flag_tree_ter): Always enable by default.
7212 * tree-ssa-ter.c: Include flags.h
7213 (is_replaceable_p): Check that locations match; when aliasing is missing
7214 be conservative about loads.
7215 * tree-optimize.c (gate_init_datastructures): Remove.
7216 (pass_init_datastructures): New.
7217 * passes.c: Reorder passes so we always go into SSA.
7219 2008-07-19 Jan Hubicka <jh@suse.cz>
7221 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
7222 * doc/invoke.texi (--combine): Likewise.
7223 (-finline-functions-called-once): Update levels when enabled.
7224 (-funit-at-a-time): Document new behaviour.
7225 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
7226 -fno-section-anchors when disabled explicitly.
7227 (inline params): They are not ignored now.
7228 (precompiled headers): Remove unit-at-a-time as being incompatible.
7229 * opts.c (decode_options): Handle unit-at-a-time as alias;
7230 imply -fno-section-anchors when toplevel reorder is disabled
7232 * common.opt (ftoplevel-reorder): Set default value to 2.
7233 (funit-at-a-time): Set default value to 1.
7234 * config/rs6000/rs6000.c (optimization_options): Set section anchors
7237 2008-07-19 Jan Hubicka <jh@suse.cz>
7239 * builtins.c (expand_builtin_int_roundingfn,
7240 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
7243 2008-07-19 Richard Guenther <rguenther@suse.de>
7246 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
7247 * tree-ssa-sccvn.c (get_constant_value_id): New function.
7248 * tree-ssa-pre.c (get_expr_value_id): For newly created
7249 constant value-ids make sure to add the expression to its
7252 2008-07-19 Jakub Jelinek <jakub@redhat.com>
7255 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
7256 return value of the builtin is ignored.
7258 2008-07-19 Olivier Hainque <hainque@adacore.com>
7260 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
7261 bits, a C conformant malloc implementation has to provide.
7262 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
7264 2008-07-19 Joseph Myers <joseph@codesourcery.com>
7268 * reload.c (find_reloads_subreg_address): Only reload address if
7269 reloaded == 0, not for reloaded != 1.
7272 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7273 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7274 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7275 m32c_legitimize_reload_address.
7277 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7278 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7279 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7281 2008-07-19 Olivier Hainque <hainque@adacore.com>
7283 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
7284 argument, saying whether nested array are to be collapsed
7285 into a single array type DIE with multiple subscripts.
7286 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
7287 issues, centralize the nested array types collapsing control and
7288 disable the transformation for Ada.
7290 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
7293 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
7295 (x86_64_shift_adj_2): New expander.
7296 (x86_64_shift_adj_3): Ditto.
7297 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
7298 to split TImode operands.
7299 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
7300 (ix86_split_lshr): Ditto.
7302 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
7304 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
7305 and __CHAR32_TYPE__.
7306 * c-typeck.c (digest_init): Support char16_t and char32_t.
7307 (set_nonincremental_init_from_string): Idem.
7309 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7312 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
7313 PREFERRED_STACK_BOUNDARY.
7314 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7316 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7319 * function.c (locate_and_pad_parm): Cap boundary earlier.
7321 2008-07-17 Julian Brown <julian@codesourcery.com>
7323 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
7324 no-op for targets which don't use DLLs.
7326 2008-07-17 Martin Jambor <mjambor@suse.cz>
7328 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
7329 that nodes are relevant by examining the node->analyzed flag.
7330 (ipcp_init_stage): Check which nodes are relevant, assert that the
7331 relevant ones are also required.
7332 (ipcp_propagate_stage): Check on the side arrays are properly
7334 (ipcp_print_all_jump_functions): Make sure not to touch any node
7335 that is not analyzed or an edge that does not have a corresponding
7336 entry in the on-the-side vectors.
7337 (ipcp_function_scale_print): Likewise.
7338 (ipcp_update_callgraph): Check that the node is relevant.
7339 (ipcp_insert_stage): Check that the node is relevant. Check there is
7340 an info for every node and edge.
7341 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
7342 (ipa_print_all_tree_maps): Likewise and a new variable info.
7343 (ipa_print_all_params_modified): Likewise.
7344 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7346 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7349 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7351 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7353 PR rtl-optimization/36753
7354 * fwprop.c (use_killed_between): Don't shortcut
7355 single-definition global registers.
7357 2008-07-16 Jan Hubicka <jh@suse.cz>
7359 * cgraph.h (varpool_empty_needed_queue): Declare.
7360 * cgraphunit.c (output_in_order): Mark all variables as needed;
7362 * varpool.c (varpool_assemble_node): Update debug queue.
7363 (varpool_assemble_pending_decls): Don't do it here.
7364 (varpool_empty_needed_queue): New function.
7366 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7368 * recog.c (peephole2_optimize): Fix formatting.
7370 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7372 * c-pch.c (get_ident): Avoid C++ keywords.
7373 * combine-stack-adj.c (single_set_for_csa): Likewise.
7374 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7375 output_asm_insn): Likewise.
7376 * reload.c (push_secondary_reload, find_reusable_reload,
7377 push_reload, combine_reloads, find_reloads,
7378 debug_reload_to_stream): Likewise.
7379 * reload.h (struct reload): Likewise.
7380 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7381 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7382 emit_output_reload_insns): Likewise.
7383 * targhooks.c (default_secondary_reload): Likewise.
7384 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7386 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7388 * recog.c (validate_change_1, validate_change,
7389 validate_unshare_change, validate_replace_rtx_1, struct
7390 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7392 * reload.c (push_secondary_reload, secondary_reload_class,
7393 scratch_reload_class, find_valid_class, find_reusable_reload,
7394 push_reload, find_dummy_reload, find_reloads_address_1,
7395 find_reloads_address_part, find_equiv_reg): Likewise.
7396 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7397 choose_reload_regs): Likewise.
7398 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7400 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7401 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7402 * sched-rgn.c (concat_INSN_LIST): Likewise.
7403 * stor-layout.c (mode_for_size, mode_for_size_tree,
7404 smallest_mode_for_size): Likewise.
7406 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7408 * cfg.c (dump_reg_info): Avoid C++ keywords.
7409 * dwarf2asm.c (dw2_force_const_mem,
7410 dw2_asm_output_encoded_addr_rtx): Likewise.
7411 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7412 * expmed.c (expand_shift): Likewise.
7413 * global.c (find_reg): Likewise.
7414 * graph.c (draw_edge): Likewise.
7415 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7416 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7417 widen_clz, widen_bswap, expand_parity, expand_unop,
7418 emit_cmp_and_jump_insn_1): Likewise.
7419 * postreload.c (reload_cse_simplify_operands): Likewise.
7420 * ra.h (add_neighbor): Likewise.
7421 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7422 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7423 record_reg_classes, copy_cost, record_address_regs,
7424 invalid_mode_change_p): Likewise.
7425 * regrename.c (regrename_optimize, scan_rtx_reg,
7426 dump_def_use_chain, find_oldest_value_reg,
7427 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7429 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7431 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7432 MASK_POWERPC64 for power4 in previous commit.
7434 2008-07-16 Olivier Hainque <hainque@adacore.com>
7436 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7437 instead of bare conversion to cast const-ness away.
7439 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7441 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7442 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7443 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7444 (TARGET_FUNCTION_VALUE): Define.
7446 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7448 * config/rs6000/rs6000.c (processor_target_table): Add
7449 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7451 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7454 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7455 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7456 m32c_legitimize_reload_address.
7458 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
7460 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7461 DECL_IN_SYSTEM_HEADER in sync.
7463 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7465 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7466 * tree-ssa-pre.c (pre_expr_eq): Ditto
7467 (get_constant_for_value_id): Take a type as an argument.
7468 (fully_constant_expression): Pass in type.
7469 (find_or_generate_expression): Short circuit constant case.
7470 (create_expression_by_pieces): Remove special casing of
7472 (do_regular_insertion): Short circuit constant case.
7473 (do_partial_partial_insertion): Ditto.
7475 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7478 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7480 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7482 * config/xtensa/libgcc-xtensa.ver: New file.
7483 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7485 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7487 * df-problems.c (df_set_note): Avoid C++ keywords.
7488 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7489 * dse.c (record_store, remove_useless_values): Likewise.
7490 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7491 gen_reg_rtx_offset, operand_subword, change_address_1,
7492 change_address, adjust_address_1, offset_address,
7493 widen_memory_access, emit_copy_of_insn_after): Likewise.
7494 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7495 * fwprop.c (should_replace_address, propagate_rtx_1,
7496 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7498 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7499 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7500 * lcm.c (compute_insert_delete, pre_edge_lcm,
7501 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7502 * lower-subreg.c (resolve_reg_notes): Likewise.
7503 * mode-switching.c (optimize_mode_switching): Likewise.
7505 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7507 * bt-load.c (add_btr_def, migrate_btr_def,
7508 branch_target_load_optimize): Avoid C++ keywords.
7509 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7511 * combine.c (subst, simplify_set, make_extraction,
7512 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7513 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7514 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7516 2008-07-15 Richard Guenther <rguenther@suse.de>
7519 * c-common.c (strict_aliasing_warning): Do not warn for
7520 TYPE_REF_CAN_ALIAS_ALL pointers.
7521 (c_common_get_alias_set): may_alias types are not special.
7522 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7523 attribute and set can_ref_all accordingly.
7524 (build_reference_type_for_mode): Likewise.
7525 * doc/extend.texi (may_alias): Clarify.
7527 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7530 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7531 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7533 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7536 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7537 gcc_assert, instead call output_operand_lossage.
7539 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7541 * builtins.c (std_canonical_va_list): Treat structure based
7544 2008-07-15 Ben Elliston <bje@au.ibm.com>
7546 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7548 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
7550 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7553 2008-07-14 Jan Hubicka <jh@suse.cz>
7555 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7556 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7557 fix predicates and constraints.
7558 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7559 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7561 2008-07-14 Doug Kwan <dougkwan@google.com>
7563 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7564 additional option file arm/eabi.opt.
7565 * config/arm/eabi.h (File): New configuration file for EABI targets.
7566 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7567 SUBSUBTARGET_EXTRA_SPECS.
7568 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7569 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7570 from STARTFILE_SPEC so that it can be referenced in an override.
7571 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7572 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7573 can be referenced in an override.
7574 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7575 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7576 so that it can be referenced in an override.
7577 (LINK_SPEC): Use BPABI_LINK_SPEC.
7578 * config/arm/eabi.opt (File): New.
7580 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7582 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7583 (FIXED_VALUE_H): New variable.
7584 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7585 input.h, fixed-value.h.
7586 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7587 (BASIC_BLOCK_H): Use $(BITMAP_H).
7588 (FUNCTION_H): Add varray.h.
7589 (IPA_REFERENCE_H): Use $(BITMAP_H).
7590 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7591 (DF_H): Use $(BITMAP_H).
7592 (GGC_H): Add statistics.h.
7594 (INSN_ATTR_H): Use it.
7595 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7597 (SYMTAB_H): Add $(OBSTACK_H).
7598 (CPP_INTERNAL_H): New.
7599 (TREE_DUMP_H): Add tree-pass.h.
7600 (TREE_FLOW_H): Use $(BITMAP_H)
7601 (PRETTY_PRINT_H): Use $(INPUT_H).
7602 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7605 (many object files): Fix lots of header dependencies throughout.
7607 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7609 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7611 (s-gtyp-input): Use them to write tmp-gi.list.
7612 (echo_to_gi.list): Remove.
7614 2008-07-14 Richard Guenther <rguenther@suse.de>
7616 * tree-ssa-sccvn.c (pre_info): Remove.
7617 (switch_to_PRE_table): Likewise.
7618 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7619 (set_hashtable_value_ids): Do not create value-ids for the
7621 (run_scc_vn): Remove double test. Remove bogus special-case
7622 in value-number printing.
7623 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7624 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7626 * tree-flow-inline.h (get_value_handle): Remove.
7627 * tree-flow.h (get_value_handle): Remove.
7629 2008-07-14 Martin Jambor <mjambor@suse.cz>
7631 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7632 in which we generate arithmetics is not a subrange.
7634 2008-07-14 Martin Jambor <mjambor@suse.cz>
7636 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7638 2008-07-14 Richard Guenther <rguenther@suse.de>
7640 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7642 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7645 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7646 reload for symbol refs moved to r0 with -fPIC.
7647 (legitimize_pic_address): Use the target register as temporary
7649 (emit_symbolic_move): Adjust comment.
7650 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7653 2008-07-14 Ben Elliston <bje@au.ibm.com>
7655 * c-common.h (C_CPP_HASHNODE): New macro.
7656 * coretypes.h (struct cpp_token): Forward declare.
7657 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7658 the context-sensitive keyword method.
7659 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7660 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7661 expand_bool_pixel): New.
7662 (altivec_categorize_keyword): New function.
7663 (init_vector_keywords): New function.
7664 (rs6000_macro_to_expand): Likewise.
7665 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7666 compiling an ISO C dialect.
7668 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7670 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7671 (create_expression_by_pieces): Fix typo.
7672 (do_regular_insertion): Use debug counter here too.
7674 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7677 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7678 CONST_OK_FOR_LETTER_P. All port-local users changed.
7679 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7680 implement Kp matching power-of-two.
7681 (CONSTRAINT_LEN): Define to match.
7682 * config/cris/cris.md: Replace all use of constraint K with Kc.
7683 ("*btst*): Use Kp for operand 0 of last alternative.
7685 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7688 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7691 2008-07-13 Jan Hubicka <jh@suse.cz>
7693 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7696 2008-07-13 Richard Guenther <rguenther@suse.de>
7699 * langhooks.c (lhd_print_error_function): Deal with recursive
7702 2008-07-12 Jan Hubicka <jh@suse.cz>
7704 * cgraph.c (assembler_name_hash): New static var.
7705 (hash_node_by_assembler_name, eq_assembler_name): New.
7706 (cgraph_node_for_asm): Use hashtable.
7707 (cgraph_remove_node): Maintain hashtable.
7708 (change_decl_assembler_name): Sanity check that names are not changing
7709 after aliasing was processed.
7710 * cgraph.h (varpoon_node): Add next GGC marker.
7711 * tree.c (decl_assembler_name_equal): Constify.
7712 (decl_assembler_name_hash): New.
7713 * tree.h (decl_assembler_name_equal): Constify.
7714 (decl_assembler_name_hash): Update.
7716 2008-07-12 David Daney <ddaney@avtrex.com>
7718 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7721 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7723 * doc/md.texi: Document the MIPS "v" constraint.
7724 * config/mips/mips.h (reg_class): Revert last change.
7725 (REG_CLASS_NAMES): Likewise.
7726 (REG_CLASS_CONTENTS): Likewise.
7727 * config/mips/mips.c (mips_regno_to_class): Likewise.
7728 * config/mips/constraints.md (v): Likewise, but add documentation.
7729 Add a comment to say that this constraint should not be used in
7732 2008-07-11 DJ Delorie <dj@redhat.com>
7734 * config/h8300/h8300.md (length): Fix branch offset limit.
7736 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7738 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7739 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7740 (avr_hard_regno_scratch_ok): New function.
7741 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7742 * config/avr/avr.md (all peepholes that request a scratch register):
7743 Remove avr_peep2_scratch_safe use.
7745 2008-07-11 Tom Tromey <tromey@redhat.com>
7746 Ian Lance Taylor <iant@google.com>
7748 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7749 (struct c_common_resword): Define.
7750 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7751 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7752 (c_common_reswords, num_c_common_reswords): Declare.
7753 * c-common.c (c_common_reswords): New global const array.
7754 (num_c_common_reswords): New const int.
7755 * c-parser.c (struct resword, reswords): Don't define.
7756 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7757 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7758 than reswords. If warning about C++ keywords, give them a special
7760 (c_lex_one_token): Warn about C++ keywords. Call
7761 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7762 (c_parser_external_declaration): Look for RID_xxx rather than
7763 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7764 (c_parser_statement_after_labels): Likewise.
7765 (c_parser_objc_class_instance_variables): Likewise.
7766 (c_parser_objc_class_declaration): Likewise.
7767 (c_parser_objc_try_catch_statement): Likewise.
7768 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7769 (declspecs_add_type): Likewise.
7771 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7773 * ggc-page.c (alloc_page):
7774 Substituting xmalloc, xcalloc with
7775 XNEWVEC and XCNEWVAR macros which add the
7778 2008-07-11 Richard Guenther <rguenther@suse.de>
7780 PR tree-optimization/36765
7781 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7782 aliases from HEAP vars to SMTs.
7784 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7786 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7787 * configure.ac (loose_warn): Move -Wc++-compat from here...
7788 (strict_warn): ...to here.
7789 * configure: Regenerate.
7791 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7793 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7794 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7795 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7796 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7797 excluding more specific h8300-*-* and sh-*-* targets.
7799 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7801 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7803 (execute_pre): Call loop_optimizer_finalize in early exit.
7805 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7808 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7809 uids in the bitmap, not just VAR_DECL uids.
7811 PR rtl-optimization/36419
7812 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7813 (combine_stack_adjustments_for_block): Call it if needed. Delete
7815 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7816 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7817 prologue sp adjustment.
7819 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7822 * opts.c (print_ignored_options): Report postponed diagnostics for
7823 unknown -Wno-* options as warnings, not errors.
7824 (postpone_unknown_option_error): Renamed to...
7825 (postpone_unknown_option_warning): ... this.
7827 2008-07-09 Doug Kwan <dougkwan@google.com>
7830 2008-07-08 Doug Kwan <dougkwan@google.com>
7832 * config/arm/arm.opt (mandroid): New option.
7833 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7834 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7836 (CC1PLUS_SPEC): Same.
7838 (STARTFILE_SPEC): Same.
7839 (ENDFILE_SPEC): Same.
7840 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7843 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7846 * config/mips/mips.h (reg_class): Remove V1_REG.
7847 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7848 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7850 (mips_get_tp): New function.
7851 (mips_legitimize_tls_address): Use it.
7852 * config/mips/constraints.md (v): Delete.
7853 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7854 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7855 After reload, split into a move and ...
7856 (*tls_get_tp_<mode>_split): ...this new instruction.
7858 2008-07-09 David Daney <ddaney@avtrex.com>
7860 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7862 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7864 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7865 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7867 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7868 htab_delete should be called. Don't free c.
7869 (lookup_tmp_var): Create temp_htab lazily.
7870 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7871 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7873 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7874 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7875 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7876 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7877 * tree-sra.c (generate_element_init): Likewise.
7878 * tree-mudflap.c (execute_mudflap_function_ops,
7879 execute_mudflap_function_decls): Likewise.
7880 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7881 * tree-gimple.h (struct gimplify_ctx): New type.
7882 (push_gimplify_context): Adjust prototype.
7884 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7886 * tree-ssa-pre.c (phi_translate_1): Update placement of
7889 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7891 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7892 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7893 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7894 * targhooks.c (default_hard_regno_scratch_ok): New function.
7895 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7896 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7897 * recog.c: Include "target.h".
7898 (peep2_find_free_register): Add check for global regs. Add target
7900 * Makefile.in (recog.o): Depend on target.h.
7902 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7904 * config/sh/sh.c (sh_canonical_va_list_type): New.
7905 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7907 2008-07-09 Raksit Ashok <raksit@google.com>
7909 * doc/invoke.texi (Option Summary): Mention new option
7910 -Wdisallowed-function-list=...
7911 (Warning Options): Document -Wdisallowed-function-list=...
7912 * common.opt (Wdisallowed-function-list=): New flag.
7913 * flags.h (warn_disallowed_functions): External definition of new
7914 boolean warning flag.
7915 (warn_if_disallowed_function_p): Declare new function.
7916 * opts.c (warning_disallowed_functions): New static variable.
7917 (warn_disallowed_functions): New boolean warning flag.
7918 (warn_if_disallowed_function_p): New function.
7919 (add_comma_separated_to_vector): Rename
7920 add_instrument_functions_exclude_list to this.
7921 (common_handle_option): Handle new option. Rename calls to
7922 add_instrument_functions_exclude_list into calls to
7923 add_comma_separated_to_vector.
7924 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7925 based on flag warn_disallowed_functions.
7927 2008-07-09 Christian Bruel <christian.bruel@st.com>
7929 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7930 instead of get_attr_length.
7932 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7934 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7936 * genemit.c (gen_insn): Likewise.
7937 * gengtype.c (note_def_vec): Likewise.
7938 * gengtype.h (note_def_vec): Likewise.
7939 * genoutput.c (struct data, output_insn_data, process_template,
7940 gen_expand, gen_split, note_constraint): Likewise.
7941 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7942 make_insn_sequence): Likewise.
7943 * gensupport.c (record_insn_name): Likewise.
7945 2008-07-08 Doug Kwan <dougkwan@google.com>
7947 * config/arm/arm.opt (mandroid): New option.
7948 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7949 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7951 (CC1PLUS_SPEC): Same.
7953 (STARTFILE_SPEC): Same.
7954 (ENDFILE_SPEC): Same.
7955 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7958 2008-07-08 Raksit Ashok <raksit@google.com>
7960 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7961 (set_storage_via_setmem): Fix expected_align parameter.
7962 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7963 missing from the list.
7964 * doc/md.texi (movmem): Explicitly state that expected alignment is
7965 to be expressed in bytes.
7966 (setmem): Explicitly state that expected alignment is to be expressed
7969 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7971 * reload.c (find_reloads_subreg_address): Do not require validity
7972 of address in original mode before reloading address.
7974 2008-07-07 Tianwei Sheng <tianweis@google.com>
7976 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7977 bounds array access.
7979 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7981 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7983 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7985 Fix PR tree-optimization/23455
7986 Fix PR tree-optimization/35286
7987 Fix PR tree-optimization/35287
7988 * Makefile.in (OBJS-common): Remove tree-vn.o.
7989 (tree-vn.o): Remove.
7990 * dbgcnt.def: Add treepre_insert debug counter.
7991 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7992 (debug_value_expressions): Ditto.
7993 (print_value_expressions): Ditto.
7994 * tree-pretty-print.c (dump_generic_node): Updated for
7995 VALUE_HANDLE removal.
7996 * tree-ssa-dom.c (record_equality): Ditto.
7997 (cprop_operand): Ditto.
7998 (lookup_avail_expr): Ditto.
7999 * tree-ssa-threadedge.c
8000 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
8001 (simplify_control_stmt_condition): Ditto.
8002 * tree.c (tree_code_size): Ditto.
8003 (tree_node_structure): Ditto.
8004 (iterative_hash_expr): Ditto.
8006 * tree.h (VALUE_HANDLE_ID): Ditto.
8007 (VALUE_HANDLE_EXPR_SET): Ditto.
8008 (struct tree_value_handle): Ditto.
8009 (union tree_node): Ditto.
8010 * treestruct.def: Ditto.
8011 * tree-vn.c: Removed.
8012 * tree-ssa-pre.c: Rewritten entirely.
8013 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
8014 (constant_value_ids): Ditto.
8015 (vn_nary_op_t): Moved to header.
8017 (vn_reference_op_t): Ditto
8018 (vn_reference_t): Ditto.
8019 (next_value_id): New variable.
8020 (VN_INFO): Add an assert.
8021 (vn_constant_eq): New function.
8022 (vn_constant_hash): Ditto.
8023 (get_or_alloc_constant_value_id): Ditto.
8024 (value_id_constant_p): Ditto.
8025 (vn_reference_compute_hash): De-staticify.
8026 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
8027 Disable some code with a FIXME. Remove VALUE_HANDLE use.
8028 (valueize_refs): Update opcode if it changes from ssa name to constant.
8029 (vn_reference_lookup_1): Add new argument.
8030 (vn_reference_lookup): Ditto.
8031 (vn_reference_lookup_pieces): New function.
8032 (vn_reference_insert): Add return type. Modify to deal with value ids.
8033 (vn_reference_insert_pieces): New function.
8034 (vn_nary_op_compute_hash): De-staticify.
8035 (vn_nary_op_eq): Ditto.
8036 (vn_nary_op_lookup_pieces): New function.
8037 (vn_nary_op_lookup): Add new argument.
8038 (vn_nary_op_insert_pieces): New function.
8039 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
8040 (vn_phi_insert): Ditto.
8041 (visit_unary_op): Update for callee changes.
8042 (visit_binary_op): Ditto.
8043 (visit_reference_op_load): Ditto.
8044 (visit_reference_op_store): Ditto.
8045 (init_scc_vn): Init next_value_id, constant_to_value_id and
8047 (free_scc_vn): Free them.
8048 (set_hashtable_value_ids): New function.
8049 (run_scc_vn): Use it.
8050 (get_max_value_id): New function.
8051 (get_next_value_id): Ditto.
8052 (expressions_equal_p): Moved from tree-vn.c
8053 (sort_vuses): Ditto.
8054 (sort_vuses_heap): Ditto.
8055 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
8057 * tree.c (iterative_hash_hashval_t): Made non-static
8058 * tree.h (iterative_hash_hashval_t): Declare it.
8060 2008-07-08 Martin Jambor <mjambor@suse.cz>
8062 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
8063 instead of ipa_create_node_params.
8064 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
8065 ipa_check_create_edge_args, free them with
8066 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
8068 * ipa-prop.c: Include flags.h and tree-inline.h.
8069 (ipa_node_params_vector): New variable.
8070 (ipa_edge_args_vector): New variable.
8071 (edge_removal_hook_holder): New variable.
8072 (node_removal_hook_holder): New variable.
8073 (edge_duplication_hook_holder): New variable.
8074 (node_duplication_hook_holder): New variable.
8075 (ipa_detect_param_modifications): Check for presence of modified flags.
8076 (ipa_compute_jump_functions): Check for presence of jump functions.
8077 (ipa_free_edge_args_substructures): New function.
8078 (ipa_create_node_params): Removed.
8079 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
8080 (ipa_free_node_params_substructures): New function.
8081 (ipa_free_all_node_params): Changed to deallocate the on-the-side
8083 (ipa_edge_removal_hook): New function.
8084 (ipa_node_removal_hook): New function.
8085 (duplicate_array): New function.
8086 (ipa_edge_duplication_hook): New function.
8087 (ipa_node_duplication_hook): New function.
8088 (ipa_register_cgraph_hooks): New function.
8089 (ipa_unregister_cgraph_hooks): New function.
8090 (free_all_ipa_structures_after_ipa_cp): New function.
8092 * ipa-prop.h: Include vec.h.
8093 (ipa_node_params_t): New typedef with vector types for it.
8094 (ipa_edge_args_t): New typedef with vector types for it.
8095 (IPA_NODE_REF): Changed to access an on-the-side vector.
8096 (IPA_EDGE_REF): Changed to access an on-the-side vector.
8097 (ipa_check_create_node_params): New function.
8098 (ipa_check_create_edge_args): New function.
8100 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
8103 2008-07-07 Tom Tromey <tromey@redhat.com>
8105 * configure, config.in: Rebuilt.
8106 * configure.ac: Don't check for scandir or alphasort.
8108 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8110 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
8111 types immediately after creating them.
8113 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8115 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
8117 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
8119 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
8120 dump_constraint_graph.
8121 (dump_constraint_edge): New function.
8122 (dump_constraint_graph): New function.
8123 (debug_constraint_graph): New function.
8124 (dump_constraint): Removed useless comparison.
8125 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
8126 (dump_constraint_graph): Declare.
8127 (debug_constraint_graph): Declare.
8128 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
8130 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
8132 * config/i386/i386.c (is_va_list_char_pointer): New.
8133 (ix86_va_start): Replace compare with ms_va_list_type_node
8134 by is_va_list_char_pointer.
8135 (ix86_gimplify_va_arg): Likewise.
8137 2008-07-07 Martin Jambor <mjambor@suse.cz>
8139 * cgraph.c (cgraph_edge_max_uid): New variable.
8140 (struct cgraph_edge_hook_list): New type.
8141 (struct cgraph_node_hook_list): New type.
8142 (struct cgraph_2edge_hook_list): New type.
8143 (struct cgraph_2node_hook_list): New type.
8144 (first_cgraph_edge_removal_hook): New variable.
8145 (first_cgraph_node_removal_hook): New variable.
8146 (first_cgraph_edge_duplicated_hook): New variable.
8147 (first_cgraph_node_duplicated_hook): New variable.
8148 (cgraph_add_edge_removal_hook): New function.
8149 (cgraph_remove_edge_removal_hook): New function.
8150 (cgraph_call_edge_removal_hooks): New function.
8151 (cgraph_add_node_removal_hook): New function.
8152 (cgraph_remove_node_removal_hook): New function.
8153 (cgraph_call_node_removal_hooks): New function.
8154 (cgraph_add_edge_duplication_hook): New function.
8155 (cgraph_remove_edge_duplication_hook): New function.
8156 (cgraph_call_edge_duplication_hooks): New function.
8157 (cgraph_add_node_duplication_hook): New function.
8158 (cgraph_remove_node_duplication_hook): New function.
8159 (cgraph_call_node_duplication_hooks): New function.
8160 (cgraph_create_edge): Assign to edge uid.
8161 (cgraph_remove_edge): Call edge removal hooks.
8162 (cgraph_node_remove_callees): Call edge removal hooks.
8163 (cgraph_node_remove_callers): Call edge removal hooks.
8164 (cgraph_remove_node): Call node removal hooks.
8165 (cgraph_clone_edge): Call edge duplication hooks.
8166 (cgraph_clone_node): Call node duplication hooks.
8168 * cgraph.h (cgraph_edge): New field uid.
8169 (cgraph_edge_hook): New type.
8170 (cgraph_node_hook): New type.
8171 (cgraph_2edge_hook): New type.
8172 (cgraph_2node_hook): New type.
8174 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
8176 * config.in: Regenerate.
8178 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
8180 * gcc.c (print_sysroot): New.
8181 (option_map, display_help, process_command): Handle the
8182 -print-sysroot option.
8183 (main): Print the sysroot if requested.
8184 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
8186 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8189 * unwind-pe.h (size_of_encoded_value): add attribute unused.
8191 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
8193 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
8194 (assign_parm_setup_block_p): Also check mode of entry_parm.
8196 2008-07-07 Richard Guenther <rguenther@suse.de>
8198 * tree-ssa-structalias.h (set_used_smts): Remove.
8199 * tree-ssa-structalias.c (used_smts): Likewise.
8200 (set_used_smts): Likewise.
8201 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
8202 call to set_used_smts.
8204 2008-07-07 Richard Guenther <rguenther@suse.de>
8206 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
8207 (new_var_info): Set it to false.
8208 (solution_set_add): Correctly handle pointers outside a var and
8210 (type_safe): Treat variables with is_full_var properly.
8211 (do_sd_constraint): Likewise.
8212 (do_ds_constraint): Likewise.
8213 (process_constraint): Remove zeroing offset for !use_field_sensitive.
8214 (get_constraint_for_ptr_offset): New function.
8215 (get_constraint_for_component_ref): For addresses at least include
8216 the last field of the variable. Handle is_full_vars properly.
8217 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
8218 (handle_ptr_arith): Remove.
8219 (find_func_aliases): Simplify assignment handling.
8220 (create_function_info_for): For parameter and result varinfos set
8222 (create_variable_info_for): Set is_full_var flag whenever we
8223 just created a single varinfo for a decl.
8224 (init_alias_vars): Initialize use_field_sensitive from
8225 max-fields-for-field-sensitive parameter.
8227 2008-07-07 Richard Guenther <rguenther@suse.de>
8229 PR tree-optimization/36713
8230 * tree-flow-inline.h (is_call_used): New function.
8231 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
8232 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8233 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
8235 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8237 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
8239 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
8241 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
8243 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8244 Nathan Sidwell <nathan@codesourcery.com>
8246 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
8247 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
8249 * config/m68k/t-linux: New.
8250 * doc/install.texi: Document m68k-*-linux is now multilibbed by
8253 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
8255 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
8256 * config/m68k/m68k-devices.def: Remove multilibs that only differ
8259 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8261 * gcc.c (execute): Fix -Wc++-compat warning.
8263 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
8266 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
8267 constant for little endian.
8269 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
8271 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
8272 mips_base_mips16 instead of TARGET_MIPS16.
8273 (mips_base_mips16): Declare.
8274 * config/mips/mips.c (mips_base_mips16): Make global.
8275 (was_mips16_p): Remove GTY marker.
8276 (was_mips16_pch_p): New variable.
8277 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
8278 (mips_override_options): Force to non-MIPS16 mode initially.
8279 Do not complain about MIPS16 PIC incompatibilities here.
8280 Only allow -mgpopt if -mexplicit-relocs is in force for
8283 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
8285 * configure.ac: Check for caddr_t, define to char * if not defined.
8286 * configure: Regenerate.
8287 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
8288 (mmap_gt_pch_use_address): Likewise.
8289 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
8291 2008-07-06 Richard Guenther <rguenther@suse.de>
8293 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
8294 (new_var_info): Deal with it.
8295 (solution_set_add): Likewise.
8296 (bitpos_of_field): Make signed, fix.
8297 (struct fieldoff): Remove type and decl fields. Make size field
8298 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
8300 (fieldoff_compare): Deal with it.
8301 (push_fields_onto_fieldstack): Remove has_union argument, glob
8302 adjacent non-pointer fields together.
8303 (create_function_info_for): Do not set has_union.
8304 (create_variable_info_for): Simplify.
8306 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
8308 * config.gcc (extra_headers): Add cross-stdarg.h for target
8309 x86_64-*-* and i?86-*-*.
8310 * config/i386/cross-stdarg.h: New.
8311 * builtins.c (std_fn_abi_va_list): New.
8312 (std_canonical_va_list_type): New.
8313 (stabilize_va_list): Replace va_list_type_node use by
8314 mtarget.canonical_va_list_type.
8315 (gimplify_va_arg_expr): Likewise.
8316 (expand_builtin_va_copy): Replace va_list_type_node use by
8317 mtarget.fn_abi_va_list.
8318 * tree-sra.c (is_va_list_type): New helper.
8319 (decl_can_be_decomposed_p): Replace
8320 va_list_type_node use by is_va_list_type.
8321 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
8322 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8323 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
8324 * config/i386/i386-protos.h (ix86_get_valist_type): New.
8325 (ix86_enum_va_list): New.
8326 * config/i386/i386.c (sysv_va_list_type_node): New.
8327 (ms_va_list_type_node): New.
8328 (ix86_function_type_abi): Remove sorry.
8329 (ix86_build_builtin_va_list_abi): New.
8330 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
8332 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
8333 (ix86_init_builtins_va_builtins_abi): New.
8334 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
8336 (ix86_handle_abi_attribute): New.
8337 (attribute_spec): Add sysv_abi and ms_abi.
8338 (ix86_fn_abi_va_list): New.
8339 (ix86_canonical_va_list_type): New.
8340 (ix86_enum_va_list): New.
8341 (TARGET_FN_ABI_VA_LIST): New.
8342 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8343 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
8344 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8345 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8346 (TARGET_ENUM_VA_LIST): New.
8347 * expr.h (std_fn_abi_va_list): New.
8348 (std_canonical_va_list_type): New.
8349 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8350 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8351 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8352 TARGET_CANONICAL_VA_LIST_TYPE.
8353 * target.h (struct gcc_target): Add fn_abi_va_list hook
8354 and canonical_va_list_type hook.
8356 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8358 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8359 integral and pointer types.
8361 2008-07-04 Roger Sayle <roger@eyesopen.com>
8363 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8364 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8366 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8369 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8371 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8373 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8374 build_gimple_modify_stmt.
8375 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8376 gimple operand. Use fold_build* instead of build*.
8378 2008-07-04 Richard Guenther <rguenther@suse.de>
8380 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8381 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8382 properly to compute the reachability set if we do field-sensitive PTA.
8383 * invoke.texi (max-fields-for-field-sensitive): Document default.
8384 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8385 100 for optimize >= 2.
8387 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8389 * ggc-zone.c (lookup_page_table_if_allocated,
8390 set_page_table_entry, zone_find_object_size, alloc_small_page,
8391 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8392 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8393 -Wc++-compat and/or -Wcast-qual warnings.
8395 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8398 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8399 pic_offset_table_rtx to be marked as used here.
8400 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8401 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8402 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8403 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8406 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8408 * alloc-pool.c (hash_descriptor, eq_descriptor,
8409 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8410 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8412 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8413 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8414 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8415 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8418 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8420 * tree-flow.h (loop_only_exit_p): Declare.
8421 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8422 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8423 the number of iterations if it is constant. Otherwise, if this is the
8424 only possible exit of the loop, use the conservative estimate on the
8425 number of iterations of the entire loop if available.
8427 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8429 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8430 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8431 Add synchronization functions.
8432 * config/sync.c: New file.
8433 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8434 (LIBGCC_SYNC_CFLAGS): Likewise.
8436 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8439 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8440 (*pushtf_sse): New insn pattern.
8441 (pushtf splitters): New splitters.
8443 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8446 * predict.c (build_predict_expr): Use void_type_node for the tree
8447 type, instead of NULL_TREE.
8449 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8451 * config/i386/i386.c (contains_aligned_value_p): Return true
8453 (ix86_data_alignment): Align TCmode to 128bits.
8454 (ix86_local_alignment): Likewise.
8456 2008-07-03 Andrew Haley <aph@redhat.com>
8459 * vec.h (VEC_TA): New.
8460 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8461 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8462 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8463 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8464 (C_COMMON_FIXED_TYPES): Remove first arg.
8465 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8466 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8467 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8468 not to use empty macro arguments.
8470 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8472 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8473 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8474 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8475 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8476 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8477 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8478 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8479 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8480 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8481 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8482 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8483 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8484 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8485 config/rs6000/e500crtres64gpr.asm,
8486 config/rs6000/e500crtres64gprctr.asm,
8487 config/rs6000/e500crtrest32gpr.asm,
8488 config/rs6000/e500crtrest64gpr.asm,
8489 config/rs6000/e500crtresx32gpr.asm,
8490 config/rs6000/e500crtresx64gpr.asm,
8491 config/rs6000/e500crtsav32gpr.asm,
8492 config/rs6000/e500crtsav64gpr.asm,
8493 config/rs6000/e500crtsav64gprctr.asm,
8494 config/rs6000/e500crtsavg32gpr.asm,
8495 config/rs6000/e500crtsavg64gpr.asm,
8496 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8497 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8498 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8499 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8500 config/sparc/sol2-cn.asm: Remove .file directives.
8502 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8504 * resource.c (mark_referenced_resources): Look inside
8505 UNSPEC_VOLATILEs and ASM_INPUTs.
8507 2008-07-02 Ian Lance Taylor <iant@google.com>
8509 * rtlanal.c (add_reg_note): New function.
8510 * rtl.h (add_reg_note): Declare.
8511 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8512 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8513 * builtins.c (expand_builtin_longjmp): Likewise.
8514 (expand_builtin_nonlocal_goto): Likewise.
8515 * calls.c (emit_call_1, expand_call): Likewise.
8516 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8517 * cfglayout.c (fixup_reorder_chain): Likewise.
8518 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8519 (commit_one_edge_insertion): Likewise.
8520 * combine.c (move_deaths, distribute_notes): Likewise.
8521 * df-problems.c (df_set_note): Likewise.
8522 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8523 (set_unique_reg_note): Likewise.
8524 (emit_copy_of_insn_after): Likewise.
8525 * expr.c (expand_expr_real): Likewise.
8526 * gcse.c (add_label_notes): Likewise.
8527 * haifa-sched.c (create_check_block_twin): Likewise.
8528 * jump.c (mark_jump_label_1): Likewise.
8529 * loop-doloop.c (add_test, doloop_modify): Likewise.
8530 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8531 * lower-subreg.c (move_eh_region_note): Likewise.
8532 * optabs.c (emit_libcall_block): Likewise.
8533 * predict.c (predict_insn): Likewise.
8534 (combine_predictions_for_insn): Likewise.
8535 * recog.c (peephole2_optimize): Likewise.
8536 * regmove.c (try_auto_increment): Likewise.
8537 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8538 * reload.c (find_reloads): Likewise.
8539 * reload1.c (fixup_eh_region_note): Likewise.
8540 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8541 * reorg.c (delete_prior_computation): Likewise.
8542 (delete_computation, dbr_schedule): Likewise.
8543 * config/pa/pa.c (legitimize_pic_address): Likewise.
8544 * config/sh/sh.c (sh_reorg): Likewise.
8546 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8549 * config/libgcc-glibc.ver: Add %exclude.
8550 * config/m32r/libgcc-glibc.ver: Likwise.
8551 * config/s390/libgcc-glibc.ver: Likwise.
8552 * config/sh/libgcc-glibc.ver: Likwise.
8553 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8555 * config/i386/libgcc-glibc.ver: New.
8557 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8559 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8561 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8562 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8563 i[34567]86-*-linux*, x86_64-*-linux*. Add
8564 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8565 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8566 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8567 i[34567]86-*-linux*, x86_64-*-linux*.
8569 * libgcc-std.ver: Add empty GCC_4.4.0.
8571 * mkmap-symver.awk: Support multiple versions per symbol.
8573 * config/i386/i386.c (ix86_init_builtins): Always define
8574 __builtin_fabsq and __builtin_copysignq with fallbacks.
8575 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8576 and __builtin_copysignq if SSE2 isn't available.
8578 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8579 (LIBGCC2_TF_CEXT): Likwise.
8582 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8584 * config/i386/sfp-machine.h: Moved to libgcc.
8586 * config/i386/sfp-machine.h: New.
8587 * config/i386/t-linux: Likwise.
8589 * config/i386/t-darwin: Remove softfp_wrap_start and
8591 * config/i386/t-darwin64: Likewise.
8593 * config/i386/t-fprules-softfp64: Renamed to ...
8594 * config/i386/t-fprules-softfp: This.
8596 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8597 and softfp_wrap_end.
8599 2008-07-02 Jason Merrill <jason@redhat.com>
8601 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8603 * tree.c (ctor_to_list): New fn.
8604 * tree.h: Declare it.
8605 (CONSTRUCTOR_ELT): New macro.
8606 (CONSTRUCTOR_NELTS): New macro.
8608 2008-07-02 Richard Guenther <rguenther@suse.de>
8610 * tree-ssa-structalias.c (struct variable_info): Reorder
8611 to fill padding on 64bit hosts. Make collapsed_to an int.
8612 (get_varinfo_fc): Deal with that.
8613 (new_var_info): Likewise.
8614 (collapse_rest_of_var): Likewise.
8616 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8618 * doc/install.texi (--enable-java-home): Document.
8619 (--enable-aot-compile-rpm): Likewise.
8620 (--with-arch-directory): Likewise.
8621 (--with-os-directory): Likewise.
8622 (--with-origin-name): Likewise.
8623 (--with-arch-suffix): Likewise.
8624 (--with-jvm-root-dir): Likewise.
8625 (--with-jvm-jar-dir): Likewise.
8626 (--with-python-dir): Likewise.
8628 2008-07-02 Richard Guenther <rguenther@suse.de>
8630 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8631 from decls explicitly. Merge operand checking from tuples.
8633 2008-07-02 Martin Jambor <mjambor@suse.cz>
8635 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8637 2008-07-02 Martin Jambor <mjambor@suse.cz>
8639 * tree-switch-conversion.c: Included timevar.h
8640 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8642 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8644 2008-07-02 Martin Jambor <mjambor@suse.cz>
8646 * tree-switch-conversion.c: Corrected various comments and
8648 (build_constructors): Fixed minor formatting mistakes.
8650 * invoke.texi (Optimize Options): Corrected the
8651 switch-conversion-max-branch-ratio parameter.
8653 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8655 * final.c (asm_insn_count): Return zero for an empty asm body.
8657 2008-07-02 Richard Guenther <rguenther@suse.de>
8659 * bitmap.h (bitmap_set_bit): Return bool.
8660 (bitmap_clear_bit): Likewise.
8661 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8662 write to the bitmap if it would.
8663 (bitmap_clear_bit): Likewise.
8664 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8665 bitmap_set_bit return value.
8666 (add_pred_graph_edge): Likewise.
8667 (add_graph_edge): Likewise.
8668 (do_sd_constraint): Likewise.
8669 (do_ds_constraint): Likewise.
8671 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8673 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8674 Fix -Wc++-compat and/or -Wcast-qual warnings.
8675 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8676 gen_regparm_prefix): Likewise.
8677 * vmsdbgout.c (write_modbeg, lookup_filename,
8678 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8680 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8682 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8683 defaults.h definition apply.
8685 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8687 * function.c (assign_parm_remove_parallels): New.
8688 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8690 (assign_parm_setup_block): Do not handle them.
8691 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8692 assign_parm_remove_parallels.
8694 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8696 * c-typeck.c (convert_for_assignment): Use
8697 vector_targets_convertible_p.
8698 * c-common.c (vector_targets_convertible_p): New.
8699 * c-common.h (vector_targets_convertible_p): New prototype.
8700 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8701 opaque_p_V2SI_type_node.
8703 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8705 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8708 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8710 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8711 TFmode constants via two element DImode vector for hosts with
8712 HOST_BITS_PER_WIDE_INT < 64.
8713 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8714 also for HOST_BITS_PER_WIDE_INT < 64.
8716 2008-07-01 Richard Guenther <rguenther@suse.de>
8718 PR tree-optimization/36666
8719 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8720 (get_constraint_exp_from_ssa_var): Split into ...
8721 (get_constraint_exp_for_temp): ... this ...
8722 (get_constraint_for_ssa_var): ... and that.
8723 Return constraint expressions for all touched sub-fields
8724 if the results address is not taken.
8725 (process_constraint): Remove assertion that aggregate
8726 assignments do not happen at this place.
8727 (get_constraint_for_component_ref): Add address_p argument.
8728 Return constraint expressions for all touched sub-fields
8729 if the results address is not taken.
8730 (do_deref): Use get_constraint_exp_for_temp.
8731 (get_constraint_for_1): Rename from ...
8732 (get_constraint_for): ... this. Add the old function as wrapper.
8733 (do_structure_copy): Use get_constraint_for_1.
8735 2008-07-01 Martin Jambor <mjambor@suse.cz>
8737 * Makefile.in (tree-switch-conversion.o): Add.
8738 (OBJS-common): Add tree-swtch-conversion.o.
8739 * passes.c (init_optimization_passes): Add pass_convert_switch.
8740 * tree-pass.h: (pass_convert_switch): Add.
8741 * tree-switch-conversion.c: New file.
8742 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8743 * common.opt (ftree-cswtch): New option.
8744 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8745 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8746 * opts.c (decode_options): Set flag_tree_switch_conversion when
8747 optimization level is >= 2.
8748 * doc/invoke.texi (Optimize Options): Added description of
8749 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8751 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8753 * config/darwin-driver.c (darwin_default_min_version): Fix
8754 -Wc++-compat warnings.
8756 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8758 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8761 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8763 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8765 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8767 PR rtl-optimization/34744
8768 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8769 (df_scan_free_internal): Free data structures not
8770 allocated in storage pools.
8771 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8772 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8773 df_scan_free_mws_vec.
8774 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8777 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8779 * config/i386/i386.c (contains_aligned_value_p): Return true
8781 (ix86_function_arg_boundary): Return its natural boundary
8783 (return_in_memory_32): Don't check TDmode.
8784 (ix86_split_to_parts): Support splitting into 4 parts and
8785 support TFmode for 32bit target.
8786 (ix86_split_long_move): Support splitting into 4 parts.
8787 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8789 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8790 (ix86_init_builtins): Here.
8791 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8792 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8793 'q' and 'w', respectively.
8795 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8797 (movtf_internal): Likewise.
8798 (<code>tf2): Likewise.
8799 (*absnegtf2_sse): Likewise.
8800 (copysign<mode>3): Likewise.
8801 (copysign<mode>3_const): Likewise.
8802 (copysign<mode>3_var): Likewise.
8803 (define_split UNSPEC_COPYSIGN): Likewise.
8804 * config/i386/sse.md (*nandtf3): Likewise.
8805 (<code>tf3): Likewise.
8806 (*<code>tf3): Likewise.
8808 2008-06-30 Joey Ye <joey.ye@intel.com>
8809 H.J. Lu <hongjiu.lu@intel.com>
8811 * global.c (compute_regsets): Set frame_pointer_needed here.
8812 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8814 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8816 * doc/install.texi (specific): Expand Windows build notes.
8818 2008-06-30 Ira Rosen <irar@il.ibm.com>
8820 PR tree-optimization/36648
8821 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8822 number of prolog iterations by step. Fix the comment.
8824 2008-06-30 Richard Guenther <rguenther@suse.de>
8827 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8828 handle calls from ECF_MALLOC functions.
8829 (handle_pure_call): ECF_MALLOC functions do not return
8831 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8833 2008-06-29 Andreas Schwab <schwab@suse.de>
8835 * config/m68k/m68k.c (print_operand): Always print a float
8837 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8838 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8841 * config/rs6000/x-linux64: Remove never used file.
8843 2008-06-29 Richard Guenther <rguenther@suse.de>
8845 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8847 (struct alias_info): Move ...
8848 * tree-ssa-alias.c: ... here.
8849 (update_alias_info): Declare.
8850 (compute_may_aliases): Call it.
8851 (update_alias_info): New function.
8852 * tree-ssa-structalias.c (update_alias_info): Move ...
8853 * tree-ssa-alias.c (update_alias_info_1): ... here.
8854 * tree-ssa-structalias.c (process_constraint_1): Remove
8855 unused from_call argument. Rename to ...
8856 (process_constraint): ... this. Delete old wrapper.
8857 (make_constraint_to): Adjust callers.
8858 (handle_const_call): Likewise.
8859 (handle_pure_call): Likewise.
8860 (init_base_vars): Likewise.
8861 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8862 (find_func_aliases): We don't need structure copies for
8864 (make_constraint_from_anything): Remove.
8865 (create_variable_info_for): For globals make constraints
8866 from escaped, not from anything.
8867 (compute_points_to_sets): Do not call update_alias_info.
8868 (ipa_pta_execute): Use make_constraint_from.
8870 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8872 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8873 (bitmap.o-warn, dominance.o-warn): New.
8874 * configure.ac (cxx_compat_warn): Delete.
8875 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8876 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8878 * configure: Regenerate.
8880 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8883 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8885 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8886 * df-scan.c (df_notes_rescan): Likewise.
8887 * ggc-page.c (set_page_table_entry): Likewise.
8888 * intl.c (gcc_gettext_width): Likewise.
8889 * varasm.c (get_unnamed_section, get_noswitch_section,
8890 get_section): Likewise.
8892 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8894 * regrename.c (build_def_use): Don't copy RTX.
8896 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8898 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8899 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8900 punctuation. Use @ref instead of @xref.
8901 (Function Names): Remove stray @display/@end display.
8902 (C++ Attributes): Use @ref instead of @xref.
8903 (Deprecated Features): Fix punctuation around @xref.
8904 (Backwards Compatibility): Likewise.
8905 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8907 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8909 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8910 constants for E500 double.
8912 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8914 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8915 element type of const_vector.
8917 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8919 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8920 Remove FLAGS_REG clobber from expander pattern.
8921 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8922 (anddi3, andsi3, andhi3, andqi3): Ditto.
8923 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8924 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8925 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8926 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8927 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8928 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8929 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8930 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8932 2008-06-28 Richard Guenther <rguenther@suse.de>
8934 * tree-ssa-structalias.c (callused_id, var_callused,
8935 callused_tree): Add.
8936 (handle_pure_call): New function.
8937 (find_func_aliases): Call it.
8938 (find_what_p_points_to): Handle the call-used set.
8939 (clobber_what_escaped): Likewise.
8940 (compute_call_used_vars): New function.
8941 (init_base_vars): Init the call-used variable.
8942 (do_sd_constraint): Do not propagate the solution from CALLUSED
8943 but use CALLUSED as a placeholder.
8944 (solve_graph): Likewise.
8945 * tree-flow-inline.h (gimple_call_used_vars): New function.
8946 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8947 (compute_call_used_vars): Declare.
8948 * tree-ssa-alias.c (set_initial_properties): Call
8949 compute_call_used_vars.
8950 (reset_alias_info): Clear call-used variables.
8951 (add_call_clobber_ops): Assert we are not called for const/pure
8952 functions. Remove handling of them.
8953 (add_call_read_ops): Handle pure functions by adding the
8954 call-used set of variables as VUSEs.
8955 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8956 (delete_tree_ssa): Free it.
8957 * tree-dfa.c (remove_referenced_var): Clear the var from the
8960 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8962 * tree.c (build_varargs_function_type_list): New.
8963 (build_function_type_list_1): New.
8964 (build_function_type_list): Use build_function_type_list_1.
8965 * tree.h (build_varargs_function_type_list): New.
8967 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8970 * config/spu/spu.c (spu_builtin_splats): Do not generate
8971 invalid CONST_VECTOR expressions.
8972 (spu_expand_vector_init): Likewise.
8974 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8976 * optabs.c (libfunc_decls): New variable.
8977 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8978 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8979 for the same function twice.
8981 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8983 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8984 ix86_expand_binary_operator directly.
8985 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8987 (*ashrti3_1): Ditto.
8988 (*lshrti3_1): Ditto.
8989 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8990 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8991 using only one splitter. Conditionaly execute splitter before or
8992 after peephole2 pass.
8993 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8994 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8995 Use only one alternative in asm template.
8996 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8998 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8999 "J" operand constraint for operand 2.
9000 (*ashldi3_cconly_rex64): Ditto.
9001 (*ashrdi3_cmp_rex64): Ditto.
9002 (*ashrdi3_cconly_rex64): Ditto.
9003 (*lshrdi3_cmp_rex64): Ditto.
9004 (*lshrdi3_cconly_rex64): Ditto.
9005 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
9006 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
9007 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
9010 2008-06-27 Jakub Jelinek <jakub@redhat.com>
9012 * gimplify.c (omp_is_private): Don't return true if decl is not
9013 already private on #pragma omp for or #pragma omp parallel for.
9016 * tree-cfg.c (struct move_stmt_d): Replace block field with
9017 orig_block and new_block fields.
9018 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
9019 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
9020 (move_block_to_fn): Replace vars_map and new_label_map arguments
9021 with struct move_stmt_d pointer.
9022 (replace_block_vars_by_duplicates): New function.
9023 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
9024 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
9025 all subblocks of ORIG_BLOCK to the new function. Call
9026 replace_block_vars_by_duplicates.
9027 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
9028 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
9029 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
9030 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
9031 (expand_omp): Temporarily set input_location to the location of
9032 region's controlling stmt.
9033 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
9034 BIND_EXPR, push ctx->block_vars and gimplification vars into
9035 the BIND_EXPR and its block's BLOCK_VARS instead of directly
9037 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
9038 there are any BLOCK_VARS.
9039 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
9040 OMP_PARALLEL or OMP_TASK stmt.
9041 (lower_omp): Save and restore input_location around the lower_omp_1
9044 2008-06-27 Richard Guenther <rguenther@suse.de>
9046 PR tree-optimization/36400
9047 PR tree-optimization/36373
9048 PR tree-optimization/36344
9049 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
9050 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
9051 (update_alias_info): Remove call clobbering code.
9052 (make_constraint_to): New helper function.
9053 (make_escape_constraint): Likewise.
9054 (handle_rhs_call): Use it on all pointer containing arguments.
9055 Also mark the static chain escaped.
9056 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
9057 instead of ANYTHING.
9058 (make_constraint_from): New helper split out from ...
9059 (make_constraint_from_anything): ... here.
9060 (find_func_aliases): Add constraints for escape sites.
9061 (intra_create_variable_infos): Make constraints from NONLOCAL
9063 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
9065 (clobber_what_p_points_to): Remove.
9066 (clobber_what_escaped): New function.
9067 (init_base_vars): Init NONLOCAL and ESCAPED.
9068 (do_sd_constraint): Do not propagate the solution from ESCAPED
9069 but use ESCAPED as a placeholder.
9070 (solve_graph): Likewise.
9071 * tree-flow.h (clobber_what_p_points_to): Remove.
9072 (clobber_what_escaped): Declare.
9073 * tree-ssa-alias.c (set_initial_properties): Call it.
9074 Remove code clobbering escaped pointers.
9076 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9078 * function.c (allocate_struct_function): Only allocate a unique
9079 funcdef_no if the decl is nonzero.
9081 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9083 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
9084 * config/mips/mips.c (mips_split_const_insns): New function.
9085 * config/mips/mips.md (move_type): New attribute.
9086 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
9087 (dword_mode): New attribute.
9088 (type): Avoid long line. Map "move_type"s to "type"s,
9089 choosing "multi" for doubleword moves if appropriate.
9090 Swap MTC/MFC comments to match their declaration order.
9091 (extended_mips16): Default to "yes" if "move_type" is "sll0",
9092 "type" is "branch" or "jal" is "direct".
9093 (length): Handle "extended_mips16" first. Make the default
9094 "0" for "ghost" instructions. Set the length from "move_type".
9095 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
9096 of "type", with "sll0" for the register alternative. Remove the
9097 "extended_mips16" attribute.
9098 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
9099 of "type", with "shift_shift" for the register alternative.
9100 Remove the "length" attribute.
9101 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
9102 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
9103 of "type", with "andi" for the register alternative.
9104 (*zero_extendqihi2): Likewise.
9105 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
9106 of "andi" instead of a "type" of "arith".
9107 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
9109 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
9110 (mov_<store>r, *mov<mode>_ra): Likewise.
9111 (extendsidi2): Use "move_type" instead of "type", with "move"
9112 for the register alternative.
9113 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
9114 of "type", with "signext" for the register alternative.
9115 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
9116 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
9117 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
9118 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
9119 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
9120 (unnamed branch insn): Likewise.
9121 (*movdi_gp32_fp64): Fold into...
9122 (*movdi_32bit): ...here.
9123 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
9124 (*movdf_hardfloat): ...this new pattern.
9125 (*movdf_softfloat): Remove redundant FPR alternatives.
9126 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
9127 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
9128 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
9129 the "move" attribute.
9130 (*movdi_32bit): Use "move_type" instead of "type" and remove the
9131 "length" attribute. Use "fpload" and "fpstore" instead of "load"
9132 and "store" for COP loads and stores.
9133 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
9134 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
9135 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
9136 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
9137 (*movtf_mips16, *movv2sf): Likewise.
9138 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
9139 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
9140 (mfhc1<mode>): Use "move_type" instead of "move".
9141 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
9142 (loadgp_blockage): Remove the "length" attribute.
9143 (blockage, set_got_version, update_got_version): Likewise.
9144 (call_internal): Remove the "extended_mips16" attribute.
9145 (call_value_internal, call_value_multiple_internal): Likewise.
9146 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
9148 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
9149 the "length" attribute.
9151 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9153 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
9154 -Wcast-qual warnings.
9155 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
9156 handle_pragma_pop_macro): Likewise.
9157 * collect2.c (resolve_lib_name): Likewise.
9158 * config/arc/arc.c (arc_init): Likewise.
9159 * config/arm/arm.c (neon_builtin_compare,
9160 locate_neon_builtin_icode): Likewise.
9161 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
9162 * config/bfin/bfin.c (bfin_init_machine_status,
9163 bfin_optimize_loop): Likewise.
9164 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
9165 * config/cris/cris.c (cris_init_expanders): Likewise.
9166 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
9167 * config/darwin.c (machopic_indirection_eq,
9168 machopic_indirection_name, machopic_output_indirection): Likewise.
9169 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
9170 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
9171 frv_optimize_membar): Likewise.
9172 * config/i386/cygwin.h (mingw_scan,
9173 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
9174 * config/i386/cygwin1.c (mingw_scan): Likewise.
9175 * config/i386/i386.c (machopic_output_stub): Likewise.
9176 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
9177 i386_pe_unique_section): Likewise.
9178 * config/ia64/ia64.c (ia64_init_machine_status,
9179 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
9181 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
9182 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
9183 * config/m68k/m68k.c (m68k_handle_option,
9184 m68k_sched_md_init_global): Likewise.
9185 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
9186 mcore_unique_section): Likewise.
9187 * config/mips/mips.c (mips_block_move_straight,
9188 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
9190 * config/mmix/mmix.c (mmix_init_machine_status,
9191 mmix_encode_section_info): Likewise.
9192 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
9193 * config/rs6000/rs6000.c (rs6000_init_machine_status,
9194 print_operand_address, output_toc, redefine_groups,
9195 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
9196 * config/s390/s390.c (s390_init_machine_status): Likewise.
9197 * config/score/score.c (score_block_move_straight,
9198 score_block_move_loop_body): Likewise.
9199 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
9200 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
9201 * emit-rtl.c (find_auto_inc): Likewise.
9202 * gcc.c (translate_options, process_command): Likewise.
9203 * reorg.c (dbr_schedule): Likewise.
9204 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
9205 * xcoffout.c (xcoffout_declare_function): Likewise.
9207 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
9209 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
9210 ipa-pta working again.
9212 2008-06-27 David Edelsohn <edelsohn@gnu.org>
9214 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
9217 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
9219 * config.gcc (powerpc*-*-*): Add new core e500mc.
9220 * config/rs6000/e500mc.md: New file.
9221 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9223 (rs6000_override_options): Add e500mc case to
9224 processor_target_table. Altivec and Spe options not allowed
9225 with e500mc. Add isel instruction to e500mc by
9226 default. Initialize rs6000_cost for e500mc.
9227 (rs6000_issue_rate): Set issue rate for e500mc.
9228 * config/rs6000/rs6000.h (processor_type): Add
9229 PROCESSOR_PPCE500MC.
9230 (ASM_CPU_SPEC): Add e500mc.
9231 Set TARGET_ISEL to rs6000_isel.
9232 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
9233 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
9234 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
9236 * doc/invoke.texi: Add e500mc to list of cpus.
9238 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9241 * c-lex.c (lex_charconst): Initialize unsignedp.
9243 2008-06-27 Olivier Hainque <hainque@adacore.com>
9245 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
9246 documented assumptions.
9248 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
9250 * dwarf2out.c: Remove trailing white spaces. Break long line
9253 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
9255 * libfuncs.h (LTI_synchronize): New libfunc_index.
9256 (synchronize_libfunc): Declare.
9257 * builtins.c (expand_builtin_synchronize): Consider using
9258 synchronize_libfunc before falling back on an asm blockage.
9259 * config/mips/mips.c: Include libfuncs.h
9260 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
9262 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
9264 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
9265 parameter. Copy stack_reg to r11 where appropriate.
9266 (no_global_regs_above): Add gpr parameter.
9267 (rs6000_stack_info): Only add padding for SPE save area if we
9268 are saving SPE GPRs and CR.
9269 (saveres_routine_syms): New variable.
9270 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
9272 (rs6000_savres_routine_sym): New function.
9273 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
9275 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
9276 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
9277 Tweak FPR out-of-line saving.
9278 (rs6000_make_savres_rtx): New function.
9279 (rs6000_use_multiple_p): New function.
9280 (rs6000_savres_strategy): New function.
9281 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
9282 out-of-line if appropriate.
9283 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
9284 if we are optimizing for size.
9285 (GP_SAVE_INLINE): Define.
9286 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
9287 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
9288 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
9289 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
9290 (*save_fpregs_<mode>): Add use of r11.
9291 (*restore_gpregs_<mode>): New insn.
9292 (*return_and_restore_gpregs_<mode>): New insn.
9293 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
9295 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
9296 (*restore_gpregs_spe): New insn.
9297 (*return_and_restore_gpregs_spe): New insn.
9298 * config/rs6000/predicates.md (save_world_operation): Fix check.
9300 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9302 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
9303 this point, so assert that.
9305 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9307 * cfganal.c: Include vec.h and vecprim.h.
9308 (compute_idf): Import from...
9309 * tree-into-ssa (compute_idf): ...here.
9310 * basic-block.h (compute_idf): Export.
9312 2008-06-26 Joseph Myers <joseph@codesourcery.com>
9314 * c-decl.c (merge_decls): Use !current_function_decl to check for
9315 extern declaration of C99 inline function being at file scope.
9317 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
9319 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
9321 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9323 * alias.c (record_alias_subset, init_alias_analysis): Fix
9324 -Wc++-compat and/or -Wcast-qual warnings.
9325 * attribs.c (lookup_attribute_spec): Likewise.
9326 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
9327 copy_bb, connect_traces,
9328 find_rarely_executed_basic_blocks_and_cr): Likewise.
9329 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
9330 note_btr_set, migrate_btr_defs): Likewise.
9331 * builtins.c (result_vector, expand_builtin_memcpy,
9332 expand_builtin_mempcpy_args, expand_builtin_strncpy,
9333 builtin_memset_read_str, expand_builtin_printf,
9334 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
9336 * caller-save.c (mark_set_regs): Likewise.
9337 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9338 * cgraph.c (cgraph_edge): Likewise.
9339 * combine.c (likely_spilled_retval_1): Likewise.
9340 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
9341 htab_counts_entry_del, get_coverage_counts): Likewise.
9342 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
9343 new_cselib_val): Likewise.
9344 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9345 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9347 * df-core.c (df_compact_blocks): Likewise.
9348 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9349 * df-scan.c (df_grow_reg_info, df_ref_create,
9350 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9351 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9352 df_record_entry_block_defs, df_record_exit_block_uses,
9353 df_bb_verify): Likewise.
9354 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9355 DF_REF_EXTRACT_MODE_CONST): New.
9356 * dominance.c (get_immediate_dominator, get_dominated_by,
9357 nearest_common_dominator, root_of_dom_tree,
9358 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9359 -Wc++-compat and/or -Wcast-qual warnings.
9360 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9361 record_store, replace_read, check_mem_read_rtx, scan_insn,
9362 dse_step1, dse_record_singleton_alias_set): Likewise.
9363 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9365 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9367 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9368 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9369 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9370 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9371 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9372 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9373 file_name_acquire, output_file_names, add_const_value_attribute,
9374 premark_used_types_helper, file_table_eq, file_table_hash,
9375 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9376 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9377 -Wcast-qual warnings.
9378 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9379 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9380 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9381 gen_reg_rtx, start_sequence, init_emit): Likewise.
9382 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9383 * except.c (init_eh_for_function, gen_eh_region,
9384 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9385 arh_to_landing_pad, arh_to_label, add_action_record,
9386 add_call_site, switch_to_exception_section): Likewise.
9387 * expmed.c (synth_mult): Likewise.
9388 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9389 store_expr): Likewise.
9390 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9392 * function.c (assign_stack_temp_for_type,
9393 allocate_struct_function, match_asm_constraints_1): Likewise.
9394 * gcov-io.c (gcov_allocate): Likewise.
9395 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9396 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9397 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9398 record_one_set, insert_expr_in_table, insert_set_in_table,
9399 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9400 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9401 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9402 -Wcast-qual warnings.
9404 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9406 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9407 -Wcast-qual warnings.
9408 * gcc.c (process_command): Likewise.
9409 * genattrtab.c (oballoc): Use XOBNEW.
9410 (oballocvec): Define.
9411 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9412 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9413 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9414 -Wc++-compat and/or -Wcast-qual warnings.
9415 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9416 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9417 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9418 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9419 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9420 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9421 add_excls, process_presence_absence_names,
9422 process_presence_absence_patterns, add_presence_absence,
9423 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9424 get_free_state, add_arc, get_free_automata_list_el,
9425 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9426 transform_3, cache_presence, create_ainsns, create_automata,
9427 create_state_ainsn_table, dfa_insn_code_enlarge,
9428 output_trans_func, output_min_issue_delay_func,
9429 output_dead_lock_func, output_reset_func,
9430 output_get_cpu_unit_code_func, output_dfa_start_func,
9431 expand_automata): Likewise.
9432 * genextract.c (gen_insn): Likewise.
9433 * gengtype-lex.l: Likewise.
9434 * gengtype.c (read_input_list, adjust_field_type,
9435 process_gc_options): Likewise.
9436 * genoutput.c (note_constraint): Likewise.
9437 * genpreds.c (mangle, add_constraint): Likewise.
9438 * genrecog.c (process_define_predicate, new_decision,
9439 add_to_sequence): Likewise.
9440 * gensupport.c (record_insn_name): Likewise.
9442 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9444 * config/i386/driver-i386.c (detect_caches_amd,
9445 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9446 and/or -Wcast-qual warnings.
9447 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9448 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9449 gt_pch_save): Likewise.
9450 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9451 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9452 * global.c (compute_regsets): Likewise.
9453 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9454 finish_graph_dump_file): Likewise.
9455 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9456 unlink_bb_notes): Likewise.
9457 * integrate.c (get_hard_reg_initial_val): Likewise.
9458 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9459 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9460 * local-alloc.c (update_equiv_regs): Likewise.
9461 * loop-invariant.c (check_invariant_table_size,
9462 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9464 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9465 altered_reg_used, mark_altered): Likewise.
9466 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9467 insert_var_expansion_initialization,
9468 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9469 release_var_copies): Likewise.
9470 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9471 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9472 analyze_accesses_for_phi_node, check_var_notmodified_p,
9473 check_allocation_function, find_sites_in_func,
9474 record_all_accesses_in_func, transform_access_sites,
9475 transform_allocation_sites): Likewise.
9476 * omp-low.c (new_omp_region, create_omp_child_function_name,
9477 check_omp_nesting_restrictions, check_combined_parallel,
9478 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9479 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9480 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9481 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9483 * opts-common.c (prune_options): Likewise.
9484 * opts.c (add_input_filename, print_filtered_help,
9485 get_option_state): Likewise.
9486 * params.c (add_params): Likewise.
9487 * passes.c (set_pass_for_id, next_pass_1,
9488 do_per_function_toporder, pass_fini_dump_file): Likewise.
9489 * postreload.c (reload_cse_simplify_operands): Likewise.
9490 * predict.c (tree_predicted_by_p, tree_predict_edge,
9491 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9493 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9495 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9497 * recog.c (check_asm_operands, validate_change_1): Likewise.
9498 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9499 subst_asm_stack_regs): Likewise.
9500 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9501 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9502 * regmove.c (reg_is_remote_constant_p): Likewise.
9503 * regrename.c (regrename_optimize, scan_rtx_reg,
9504 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9506 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9507 regstat_compute_calls_crossed): Likewise.
9508 * reload1.c (init_reload, new_insn_chain,
9509 has_nonexceptional_receiver, reload, copy_reloads,
9510 calculate_needs_all_insns, init_elim_table): Likewise.
9511 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9512 * rtl.c (shallow_copy_rtx_stat): Likewise.
9513 * rtlanal.c (parms_set): Likewise.
9514 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9515 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9516 * sched-ebb.c (earliest_block_with_similiar_load,
9517 add_deps_for_risky_insns): Likewise.
9518 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9519 schedule_region): Likewise.
9520 * see.c (eq_descriptor_pre_extension,
9521 hash_descriptor_pre_extension, hash_del_pre_extension,
9522 eq_descriptor_properties, hash_descriptor_properties,
9523 hash_del_properties, see_seek_pre_extension_expr,
9524 see_initialize_data_structures, see_print_register_properties,
9525 see_print_pre_extension_expr, see_delete_merged_def_extension,
9526 see_delete_unmerged_def_extension, see_emit_use_extension,
9527 see_pre_delete_extension, see_map_extension, see_commit_changes,
9528 see_analyze_merged_def_local_prop,
9529 see_analyze_merged_def_local_prop,
9530 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9531 see_set_prop_merged_def, see_set_prop_unmerged_def,
9532 see_set_prop_unmerged_use, see_print_one_extension,
9533 see_merge_one_use_extension, see_merge_one_def_extension,
9534 see_store_reference_and_extension, see_update_uses_relevancy,
9535 see_update_defs_relevancy): Likewise.
9536 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9537 hash_statistics_free, curr_statistics_hash): Likewise.
9538 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9539 expand_asm_operands, expand_return, case_bit_test_cmp,
9540 expand_case): Likewise.
9541 * stor-layout.c (start_record_layout): Likewise.
9542 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9543 gt_pch_save_stringpool): Likewise.
9544 * tree-data-ref.c (hash_stmt_vertex_info,
9545 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9546 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9548 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9551 * config/i386/i386.md : Change constraints of HImode and QImode
9552 immediate operands from "i" to "n". Change SImode "ni" constraint to
9553 "i" and SImode "rmi" constraint to "g". Remove all constraints
9554 from const0_operand and const1_operand predicated operands.
9555 (i): Change QImode and HImode attribute from "i" to "n".
9556 (*subqi_2): Change HImode operands to QImode.
9559 2008-06-25 Olivier Hainque <hainque@adacore.com>
9561 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9564 2008-06-25 Richard Guenther <rguenther@suse.de>
9566 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9567 not overflow the result type.
9569 2008-06-25 Richard Guenther <rguenther@suse.de>
9571 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9572 (vn_lookup): Likewise.
9574 2008-06-25 Richard Guenther <rguenther@suse.de>
9576 PR tree-optimization/35518
9577 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9578 * tree-sra.c (instantiate_element): Use fold_build3 to build
9580 (try_instantiate_multiple_fields): Likewise.
9582 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9584 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9587 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9589 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9590 use_backchain_to_restore_sp to true
9591 if the offset of the link register save area would go over the 32k - 1
9592 offset limit of the load
9595 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9597 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9598 anchor for the type-punning blurb. Cross-reference "Structures
9599 unions enumerations and bit-fields implementation". Provide a
9600 cast-through-pointer example. Make final sentence self-contained.
9601 * doc/implement-c.texi (Structures unions enumerations and
9602 bit-fields implementation): Cross-reference the type-punning blurb
9603 in the -fstrict-aliasing documentation.
9605 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9608 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9609 the memory instead of the memory itself for the save area.
9611 2008-06-24 Olivier Hainque <hainque@adacore.com>
9612 Nicolas Roche <roche@adacore.com>
9614 * gengtype.c (srcdir_len): size_t instead of int.
9615 (get_file_realbasename): New function. For F a filename, the real
9616 basename of F, with all the path components stripped.
9617 (get_file_srcdir_relative_path): New function. For F a filename, the
9618 relative path to F from $(srcdir).
9619 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9620 get_file_realbasename. Adjust the head comment.
9621 (get_prefix_langdir_index): New function. For F a filename, return the
9622 lang_dir_names[] relative index of the language directory that is
9624 (get_file_langdir): For F a filename, return the name of the language
9625 directory where F is located.
9626 (get_file_gtfilename): New function. The gt- output file name for an
9628 (get_output_file_with_visibility): Replace in-line computations with
9629 uses of get_file_gtfilename and get_prefix_langdir_index.
9630 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9632 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9634 PR tree-optimization/36504
9635 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9636 references without base address.
9638 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9641 * calls.c (expand_call): Increase alignment for recursive functions.
9643 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9645 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9646 (TARGET_FUNCTION_VALUE): New define.
9647 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9648 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9650 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9652 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9653 (fmod<mode>3): Ditto.
9654 (remainderxf3): Ditto.
9655 (remainder<mode>3): Ditto.
9657 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9660 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9661 REG is a hard register.
9663 PR tree-optimization/36508
9664 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9665 499, don't check it at all in release compilers.
9667 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9669 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9670 together with SSE_TARGET_MATH to disable insn pattern.
9671 (*fop_<MODEF:mode>_2_i387): Ditto.
9672 (*fop_<MODEF:mode>_3_i387): Ditto.
9674 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9676 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9678 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9681 * gimplify.c (gimplify_asm_expr): Check the return code of
9682 parse_output_constraint call, set function return and is_inout
9685 2008-06-22 Ian Lance Taylor <iant@google.com>
9687 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9688 (narrowest_signed_type): Likewise.
9689 * c-typeck.c (c_common_type): Change local variable mclass to enum
9691 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9692 tcc_comparison, not the tree code itself.
9693 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9694 (c_expand_expr): Cast modifier to enum expand_modifier.
9695 * c-common.h (C_RID_CODE): Add casts.
9696 (C_SET_RID_CODE): Define.
9697 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9698 (c_lex_one_token): Add cast to avoid warning.
9699 (c_parser_objc_type_name): Rename local typename to type_name.
9700 (check_no_duplicate_clause): Change code parameter to enum
9702 (c_parser_omp_var_list_parens): Change kind parameter to enum
9704 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9705 c_parser_omp_list_var_parens.
9706 (c_parser_omp_threadprivate): Likewise.
9707 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9708 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9709 * c-format.c (NO_FMT): Define.
9710 (printf_length_specs): Use NO_FMT.
9711 (asm_fprintf_length_specs): Likewise.
9712 (gcc_diag_length_specs): Likewise.
9713 (scanf_length_specs): Likewise.
9714 (strfmon_length_specs): Likewise.
9715 (gcc_gfc_length_specs): Likewise.
9716 (printf_flag_specs): Change 0 to STD_C89.
9717 (asm_fprintf_flag_specs): Likewise.
9718 (gcc_diag_flag_specs): Likewise.
9719 (gcc_cxxdiag_flag_specs): Likewise.
9720 (scanf_flag_specs): Likewise.
9721 (strftime_flag_specs): Likewise.
9722 (strfmon_flag_specs): Likewise.
9723 (print_char_table): Likewise.
9724 (asm_fprintf_char_table): Likewise.
9725 (gcc_diag_char_table): Likewise.
9726 (gcc_tdiag_char_table): Likewise.
9727 (gcc_cdiag_char_table): Likewise.
9728 (gcc_cxxdiag_char_table): Likewise.
9729 (gcc_gfc_char_table): Likewise.
9730 (scan_char_table): Likewise.
9731 (time_char_table): Likewis.
9732 (monetary_char_table): Likewise.
9733 * c-format.h (BADLEN): Likewise.
9735 2008-06-21 Ian Lance Taylor <iant@google.com>
9737 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9738 Define END_OF_BASE_TREE_CODES around inclusion.
9739 * tree.c (tree_code_type): New global array.
9740 (tree_code_length, tree_code_name): Likewise.
9741 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9743 (all-tree.def, s-alltree): New targets.
9744 (gencheck.h, s-gencheck): Remove.
9745 (tree.o): Depend upon all-tree.def.
9746 (build/gencheck.o): Remove gencheck.h dependency.
9747 (mostlyclean): Don't remove gencheck.h.
9748 * c-common.h (enum c_tree_code): Remove.
9749 * c-lang.c (tree_code_type): Remove.
9750 (tree_code_length, tree_code_name): Remove.
9751 * gencheck.c (tree_codes): Include all-tree.def, rather than
9752 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9754 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9756 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9757 (operator_name_info): Size to MAX_TREE_CODES.
9758 (assignment_operator_name_info): Likewise.
9759 * cp/cp-lang.c (tree_code_type): Remove.
9760 (tree_code_length, tree_code_name): Remove.
9761 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9762 (assignment_operator_name_info): Likewise.
9763 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9765 * cp/mangle.c (write_expression): Likewise.
9766 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9767 * fortran/f95-lang.c (tree_code_type): Remove.
9768 (tree_code_length, tree_code_name): Remove.
9769 * java/java-tree.h (enum java_tree_code): Remove.
9770 * java/lang.c (tree_code_type): Remove.
9771 (tree_code_length, tree_code_name): Remove.
9772 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9773 * objc/objc-act.h (enum objc_tree_code): Remove.
9774 * objc/objc-lang.c (tree_code_type): Remove.
9775 (tree_code_length, tree_code_name): Remove.
9776 * objcp/objcp-lang.c (tree_code_type): Remove.
9777 (tree_code_length, tree_code_name): Remove.
9778 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9779 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9780 * ada/misc.c (tree_code_type): Remove.
9781 (tree_code_length, tree_code_name): Remove.
9783 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9785 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9786 the grand_bitmap_obstack.
9788 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9790 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9791 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9792 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9793 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9794 move_stmt_r, new_label_mapper): Likewise.
9795 * tree-complex.c (cvc_lookup): Likewise.
9796 * tree-dfa.c (create_function_ann): Likewise.
9797 * tree-dump.c (dump_register): Likewise.
9798 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9799 find_phi_replacement_condition): Likewise.
9800 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9801 tree_function_versioning): Likewise.
9802 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9803 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9804 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9805 get_nonlocal_debug_decl, convert_nonlocal_reference,
9806 convert_nonlocal_omp_clauses, get_local_debug_decl,
9807 convert_local_reference, convert_local_omp_clauses,
9808 convert_nl_goto_reference, convert_nl_goto_receiver,
9809 convert_tramp_reference, convert_call_expr): Likewise.
9810 * tree-outof-ssa.c (contains_tree_r): Likewise.
9811 * tree-parloops.c (reduction_phi, initialize_reductions,
9812 eliminate_local_variables_1, add_field_for_reduction,
9813 add_field_for_name, create_phi_for_local_result,
9814 create_call_for_reduction_1, create_loads_for_reductions,
9815 create_stores_for_reduction, create_loads_and_stores_for_name):
9817 * tree-phinodes.c (allocate_phi_node): Likewise.
9818 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9819 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9820 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9821 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9822 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9823 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9824 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9825 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9826 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9827 vn_nary_op_insert): Likewise.
9828 * tree-ssa.c (redirect_edge_var_map_add,
9829 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9830 * tree-vectorizer.c (vectorize_loops): Likewise.
9831 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9832 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9833 tree_cons_stat, build1_stat, build_variant_type_copy,
9834 decl_init_priority_lookup, decl_fini_priority_lookup,
9835 decl_priority_info, decl_restrict_base_lookup,
9836 decl_restrict_base_insert, decl_debug_expr_lookup,
9837 decl_debug_expr_insert, decl_value_expr_lookup,
9838 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9839 type_hash_add, get_file_function_name, tree_check_failed,
9840 tree_not_check_failed, tree_range_check_failed,
9841 omp_clause_range_check_failed, build_omp_clause,
9842 build_vl_exp_stat): Likewise.
9843 * value-prof.c (gimple_histogram_value,
9844 gimple_duplicate_stmt_histograms): Likewise.
9845 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9846 unshare_variable, variable_union_info_cmp_pos, variable_union,
9847 dataflow_set_different_1, dataflow_set_different_2,
9848 vt_find_locations, variable_was_changed, set_variable_part,
9849 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9850 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9851 section_entry_hash, object_block_entry_eq,
9852 object_block_entry_hash, create_block_symbol,
9853 initialize_cold_section_name, default_function_rodata_section,
9854 strip_reg_name, set_user_assembler_name, const_desc_eq,
9855 build_constant_desc, output_constant_def, lookup_constant_def,
9856 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9857 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9858 default_internal_label): Likewise.
9859 * varray.c (varray_init, varray_grow): Likewise.
9860 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9862 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9864 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9865 operators for "test" insn. Macroize insn using SWI mode macro.
9866 (*jcc_fused_2): Ditto.
9867 (*jcc_fused_3): Macroize insn using SWI mode macro.
9868 (*jcc_fused_4): Ditto.
9870 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9872 * tree-ssa-pre.c: Fix typo in comment.
9873 (init_antic, fini_antic): Add explicit funtions for
9874 initializing and deinitializing ANTIC and AVAIL sets.
9875 (create_expression_by_pieces): Fix typo in comment.
9876 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9877 (execute_pre): Eventually dump details about ANTIC_IN.
9879 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9881 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9882 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9883 add_to_obstack, file_at_path, find_a_file, execute,
9884 add_preprocessor_option, add_assembler_option, add_linker_option,
9885 process_command, insert_wrapper, do_option_spec, do_self_spec,
9886 spec_path, do_spec_1, is_directory, main, used_arg,
9887 getenv_spec_function): Likewise.
9888 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9889 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9892 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9894 * doc/rtl.texi: Updated subreg section.
9896 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9899 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9900 node->needed and node->reachable.
9901 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9902 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9903 (expand_task_call): Don't call expand_task_copyfn.
9904 (expand_task_copyfn): Renamed to...
9905 (finalize_task_copyfn): ... this.
9907 2008-06-19 Jan Hubicka <jh@suse.cz>
9909 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9910 clobbering framepointer.
9912 2008-06-19 Jan Hubicka <jh@suse.cz>
9914 * tree-optimize.c (execute_early_local_optimizations): Set
9915 cgraph_state only at first invocation.
9917 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9919 * system.h (-Wc++-compat): Activate as a warning, no an error.
9921 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9923 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9924 instead of "#" in insn asm template.
9925 (*jcc_fused_2): Ditto.
9927 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9929 * config/i386/i386.h (ix86_tune_indices)
9930 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9931 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9932 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9933 (*jcc_fused_2): Ditto.
9934 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9935 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9936 (print operand): Handle 'E' and 'e' code.
9938 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9940 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9941 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9942 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9944 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9946 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9948 (cgraph_expand_function): Use local copy of decl.
9949 (cgraph_expand_all_functions): Remove redundant initialization of
9951 (cgraph_optimize): Reword internal_error message.
9953 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9955 * arm-protos.h (arm_return_in_memory): Remove public
9956 arm_return_in_memory() prototype.
9957 * arm.c (arm_return_in_memory): Add static prototype, add target
9958 hook macro, change definition and comments.
9959 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9961 2008-06-19 Ben Elliston <bje@au.ibm.com>
9963 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9964 real.c: Remove references to IEEE 754R.
9965 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9966 * doc/libgcc.texi (Decimal float library routines): Likewise.
9968 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9970 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9971 (default_unwind_word_mode): Add prototype.
9972 * targhooks.c (default_unwind_word_mode): New function.
9973 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9974 instead of word_mode.
9975 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9976 (TARGET_INITIALIZER): Use it.
9978 * c-common.c (handle_mode_attribute): Support "unwind_word"
9980 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9982 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9983 word_mode to access SjLj_Function_Context member "data".
9984 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9985 conversion from targetm.eh_return_filter_mode () to
9986 targetm.unwind_word_mode () if they differ.
9988 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9989 (BT_FN_UNWINDWORD_PTR): New function type.
9990 (BT_FN_WORD_PTR): Remove.
9991 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9992 * except.c (expand_builtin_extend_pointer): Convert pointer to
9993 targetm.unwind_word_mode () instead of word_mode.
9995 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9996 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9997 (spu_unwind_word_mode): New function.
9998 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9999 (TARGET_UNWIND_WORD_MODE): Define.
10000 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
10002 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10004 * config/spu/spu.c (reg_align): Remove.
10005 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
10006 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
10007 (spu_split_store): Likewise.
10009 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
10011 * gcc/tree-vn.c: Fix typo in comment.
10013 2008-06-18 Jan Hubicka <jh@suse.cz>
10015 * cgraphunit.c (cgraph_optimize): Output debug info when doing
10016 toplevel reorder too.
10018 2008-06-18 Jan Hubicka <jh@suse.cz>
10020 * c-opts.c (c_common_post_options): PCH is not compatible with
10022 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
10023 -fno-toplevel-reorder by default now.
10025 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10027 PR documentation/30739
10028 * doc/install.texi (Prerequisites): Document dependency on awk.
10030 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
10031 Ian Lance Taylor <iant@google.com>
10033 PR rtl-optimization/35604
10034 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
10035 only want to change jump destinations, not eventual label comparisons.
10037 2008-06-16 Jan Hubicka <jh@suse.cz>
10039 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
10041 (cgraph_analyze_function): Likewise.
10043 2008-06-16 Jan Hubicka <jh@suse.cz>
10045 * cgraph.h (cgraph_mark_if_needed): New function.
10046 * cgraphunit.c (cgraph_mark_if_needed): New function.
10047 * c-decl.c (duplicate_decl): Use it.
10049 2008-06-16 Jan Hubicka <jh@suse.cz>
10051 * cgraph.c (cgraph_add_new_function): When in expansion state, do
10054 2008-06-16 Jan Hubicka <jh@suse.cz>
10056 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
10058 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
10059 Kazu Hirata <kazu@codesourcery.com>
10060 Maxim Kuvyrkov <maxim@codesourcery.com
10062 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
10063 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
10064 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
10065 EXTRA_SPEC_FUNCTIONS.
10066 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
10067 (DRIVER_SELF_SPECS): Adjust.
10068 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
10069 * config/mips/st.h, config/mips/t-st: New.
10070 * config/mips/driver-native.c, config/mips/x-native: New.
10071 * doc/invoke.texi (MIPS): Document 'native' value for -march and
10074 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10076 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
10078 (ISA_HAS_FP_CONDMOVE): New macro.
10079 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
10080 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
10081 (ISA_HAS_NMADD3_NMSUB3): New macro.
10082 * config/mips/mips.c (mips_rtx_costs): Update.
10083 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
10084 compiling for ST Loongson 2E/2F.
10085 (madd<mode>): Rename to madd4<mode>. Update.
10086 (madd3<mode>): New pattern.
10087 (msub<mode>): Rename to msub4<mode>. Update.
10088 (msub3<mode>): New pattern.
10089 (nmadd<mode>): Rename to nmadd4<mode>. Update.
10090 (nmadd3<mode>): New pattern.
10091 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
10092 (nmadd3<mode>_fastmath): New pattern.
10093 (nmsub<mode>): Rename to nmsub4<mode>. Update.
10094 (nmsub3<mode>): New pattern.
10095 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
10096 (nmsub3<mode>_fastmath): New pattern.
10097 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
10099 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
10101 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
10102 (DF_REF_INSN_INFO): New.
10103 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
10104 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
10105 with a NULL DF_REF_INSN_INFO.
10106 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
10108 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
10109 DF_INSN_INFO_EQ_USES): New.
10110 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
10111 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
10112 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
10113 * df-core.c: Update comment for above changes.
10114 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
10115 DF_INSN_UID_* macros.
10116 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
10117 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
10118 insn rtx. Update all callers.
10119 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
10120 df_ref_create_structure, df_insn_refs_collect): Likewise.
10121 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
10122 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
10123 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
10124 macros to access the insn refs.
10125 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
10126 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
10127 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
10128 for accessing the refs.
10129 (try_fwprop_subst): Likewise.
10130 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
10131 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
10132 for accessing the refs.
10133 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
10134 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
10135 to look at the insn refs.
10136 (record_uses): Likewise.
10137 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
10139 (mark_artificial_uses): Don't mark_insn for artificial refs.
10140 (mark_reg_rependencies): Likewise.
10142 * doc/rtl.texi: Remove documentation of ADDRESSOF.
10144 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10146 * configure: Regenerate.
10148 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10150 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
10151 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10152 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10154 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10156 * config/avr/avr.c (avr_mcu_t): Add attiny167.
10157 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10158 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10160 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10162 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
10163 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10164 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10166 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10168 * tree-ssa-sccvn.c: Fix format of comments.
10170 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10172 * cgraph.c: Remove unneeded forward declarations of eq_node()
10175 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
10177 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
10179 (see_update_relevancy): Likewise.
10180 * fwprop.c (try_fwprop_subst): Likewise.
10181 * rtlanal.c (noop_move_p): Likewise.
10182 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
10183 notes to non-existing libcall blocks.
10184 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
10186 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
10187 (dead_libcall_p): Remove.
10188 (delete_trivially_dead_insns): Don't use it.
10189 * web.c (union_defs): Remove comment about keeping nops.
10190 * gcse.c (hash_scan_insn): Don't take libcall pointers.
10191 (compute_hash_table_work): Don't track libcall notes.
10192 (do_local_cprop): Don't take libcall pointers. Don't update
10194 (adjust_libcall_notes): Deleted.
10195 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
10196 ever have existed in the first place).
10197 (replace_store_insn): Don't try to remove libcall notes.
10198 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
10199 (resolve_reg_notes): Don't call them.
10200 (resolve_simple_move): Likewise.
10201 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
10202 Don't remove REG_RETVAL notes.
10203 * emit-rtl.c (try_split): Don't update libcall notes.
10204 (emit_copy_of_insn_after): Dito.
10205 * cselib.c (cselib_current_insn_in_libcall): Remove.
10206 (cselib_process_insn): Don't set/clear it.
10207 (new_elt_loc_list): Don't record it.
10208 (cselib_init): Don't initialize it.
10209 * cselib.c (struct elt_loc_list): Remove in_libcall field.
10210 * loop-invariant.c (find_invariant_insn): Don't look for libcall
10212 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
10213 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
10214 (init_deps): Don't initialize it.
10215 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
10216 * combine.c (delete_noop_moves): Don't update libcall notes.
10217 (can_combine_p): Remove now pointless #if 0 block.
10218 (try_combine): Remove another obsolete #if 0 block.
10219 (distribute_notes): Don't distribute libcall notes.
10220 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
10221 * dce.c (libcall_dead_p): Remove.
10222 (delete_unmarked_insns): Don't handle libcall blocks.
10223 (preserve_libcall_for_dce): Remove.
10224 (prescan_insns_for_dce): Don't special-case libcall block insns.
10225 * reload1 (reload): Don't handle libcall notes.
10226 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
10229 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10231 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
10232 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10233 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10235 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10237 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
10238 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10239 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10241 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10243 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
10245 2008-06-16 Ira Rosen <irar@il.ibm.com>
10247 PR tree-optimization/36493
10248 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
10249 the arguments list. Use VECTYPE to create vector pointer.
10250 (vectorizable_store): Fail if accesses through a pointer to vectype
10251 do not alias the original memory reference operands.
10252 Call vect_create_data_ref_ptr without the removed argument.
10253 (vectorizable_load): Likewise.
10254 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
10257 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
10260 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
10261 reg_equiv_constant.
10263 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10265 * config/mips/loongson2ef.md: New file.
10266 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
10267 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
10268 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
10269 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
10270 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
10272 (loongson2ef.md): New include.
10273 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
10274 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
10275 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
10276 (loongson_gt_<mode>, loongson_extract_halfword)
10277 (loongson_insert_halfword_0, loongson_insert_halfword_2)
10278 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
10279 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
10280 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
10281 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
10282 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
10283 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
10284 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
10285 (vec_interleave_low<mode>): Define type attribute.
10286 * config/mips/mips.c (mips_ls2): New static variable.
10287 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
10288 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
10289 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
10290 Implement target scheduling hooks.
10291 (mips_multipass_dfa_lookahead): Update to handle tuning for
10293 (mips_sched_init): Initialize data for Loongson scheduling.
10294 (mips_ls2_variable_issue): New static function.
10295 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
10297 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
10298 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
10299 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
10300 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
10301 Handle ST Loongson 2E/2F cores.
10302 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
10304 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10306 * omp-low.c (extract_omp_for_data): Fix comment typo.
10309 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10311 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
10312 FIXME note about gcc/config.guess.
10313 * doc/options.texi (Option file format): Remove non-ASCII bytes.
10314 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
10315 * doc/cppopts.texi: Likewise.
10316 * doc/extend.texi: Likewise.
10317 * doc/gcc.texi: Likewise.
10318 * doc/gccint.texi: Likewise.
10319 * doc/gcov.texi: Likewise.
10320 * doc/gty.texi: Likewise.
10321 * doc/hostconfig.texi: Likewise.
10322 * doc/install.texi: Likewise.
10323 * doc/invoke.texi: Likewise.
10324 * doc/loop.texi: Likewise.
10325 * doc/makefile.texi: Likewise.
10326 * doc/md.texi: Likewise.
10327 * doc/passes.texi: Likewise.
10328 * doc/tm.texi: Likewise.
10329 * doc/tree-ssa.texi: Likewise.
10330 * doc/trouble.texi: Likewise.
10332 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
10333 Nathan Sidwell <nathan@codesourcery.com>
10334 Maxim Kuvyrkov <maxim@codesourcery.com>
10335 Richard Sandiford <rdsandiford@googlemail.com>
10337 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
10338 * config/mips/mips-protos.h (mips_expand_vector_init): New.
10339 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
10341 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
10342 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
10343 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10345 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10346 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10347 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10348 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10349 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10350 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10351 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10352 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10353 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10354 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10355 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10356 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10357 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10358 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10359 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10360 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10361 (mips_builtins): Add Loongson builtins.
10362 (mips_loongson_2ef_bdesc): New.
10363 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10364 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10365 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10366 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10368 (mips_expand_vector_init): New.
10369 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10370 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10372 * config/mips/mips.md: Add unspec numbers for Loongson
10373 builtins. Include loongson.md.
10374 (MOVE64): Include Loongson vector modes.
10375 (SPLITF): Include Loongson vector modes.
10376 (HALFMODE): Handle Loongson vector modes.
10377 * config/mips/loongson.md: New.
10378 * config/mips/loongson.h: New.
10379 * config.gcc: Add loongson.h header for mips*-*-* targets.
10380 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10382 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10384 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10385 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10386 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10387 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10388 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10389 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10390 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10391 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10392 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10393 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10394 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10395 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10396 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10397 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10398 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10399 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10400 Remove use_fixproto=yes.
10401 (ia64*-*-hpux*): Remove comment about using fixproto.
10402 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10404 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10406 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10408 * configure: Regenerate.
10410 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10412 PR middle-end/36520
10413 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10414 before evaluating it.
10416 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10419 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10420 nested inline functions.
10421 (start_decl, start_function): Don't invert DECL_EXTERNAL
10422 for nested inline functions.
10424 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10426 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10427 splits that must be made for correctness.
10429 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10431 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10432 (AVAIL_NON_MIPS16): Likewise.
10433 (mips_builtin_description): Replace target_flags with a predicate.
10434 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10435 (dspr2_32): New availability predicates.
10436 (MIPS_BUILTIN): New macro.
10437 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10438 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10439 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10440 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10441 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10442 (mips_dsp_32only_bdesc): Merge into...
10443 (mips_builtins): ...this new array.
10444 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10445 (mips_init_builtins): Update after above changes.
10446 (mips_expand_builtin_1): Merge into...
10447 (mips_expand_builtin): ...here and update after above changes.
10449 2008-06-12 Paul Brook <paul@codesourcery.com>
10451 * longlong.h (__arm__): Define count_leading_zeros.
10452 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10453 (clzsi2, clzdi2): New functions.
10454 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10455 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10456 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10457 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10458 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10459 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10460 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10461 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10462 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10463 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10465 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10467 * config/m68k/m68k.c (m68k_tune_flags): New.
10468 (override_options): Compute m68k_tune_flags.
10469 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10470 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10472 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10474 PR middle-end/36506
10475 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10477 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10479 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10480 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10482 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10484 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10485 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10487 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10489 PR middle-end/36506
10490 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10493 2008-06-12 Richard Guenther <rguenther@suse.de>
10495 PR tree-optimization/36345
10496 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10497 add memory_tag_needed flag.
10498 (may_alias_p): Declare.
10499 * tree-ssa-alias.c (may_alias_p): Export.
10500 (set_initial_properties): Use memory_tag_needed flag.
10501 (update_reference_counts): Likewise.
10502 (reset_alias_info): Reset memory_tag_needed flag.
10503 (create_name_tags): Check memory_tag_needed flag.
10504 (dump_points_to_info_for): Dump it.
10505 * tree-ssa-structalias.c (struct variable_info): Remove
10506 directly_dereferenced flag.
10507 (new_var_info): Do not initialize it.
10508 (process_constraint_1): Do not set it.
10509 (update_alias_info): Set is_dereferenced flag.
10510 (set_uids_in_ptset): Use may_alias_p.
10511 (set_used_smts): Check memory_tag_needed flag.
10512 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10513 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10514 memory_tag_needed flag.
10515 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10516 from broken design.
10518 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10520 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10521 red zone for w64 abi.
10522 (ix86_expand_prologue): Likewise.
10523 (ix86_force_to_memory): Likewise.
10524 (ix86_free_from_memory): Likewise.
10526 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10529 * config/rs6000/rs6000.c (rs6000_override_options): Set
10530 rs6000_isel conditionally to the absence of comand line override.
10531 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10532 Remove duplicate rs6000_isel setting.
10533 * config/rs6000/eabispe.h: Ditto.
10535 2008-06-11 Richard Guenther <rguenther@suse.de>
10537 * alias.c (get_alias_set): Use the element alias-set for arrays.
10538 (record_component_aliases): For arrays and vectors do nothing.
10539 * c-common.c (strict_aliasing_warning): Handle the cases
10540 of alias set zero explicitly.
10541 * Makefile.in (dfp.o-warn): Add -Wno-error.
10543 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10545 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10547 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10548 tune_32 tune_64 to supported_defaults. Allow values not
10549 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10550 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10551 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10552 with_cpu_64 to generic for 64-bit-supporting configurations, not
10553 with_cpu. Remove FIXMEs.
10554 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10555 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10556 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10557 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10558 arch_32 and arch_64.
10560 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10561 Olivier Hainque <hainque@adacore.com>
10563 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10564 Use DECL_SIZE_UNIT to retrieve the size of the field.
10566 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10568 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10569 with function calls after declarations. Lay out
10570 neon_float_type_node before further use.
10572 2008-06-11 Richard Guenther <rguenther@suse.de>
10574 * tree-flow.h (may_point_to_global_var): Declare.
10575 * tree-ssa-alias.c (may_point_to_global_var): New function.
10576 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10578 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10580 * configure.ac: Teach that fido supports .debug_line.
10581 * configure: Regenerate.
10583 2008-06-10 Tom Tromey <tromey@redhat.com>
10585 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10588 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10590 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10591 (encode_decimal64, decode_decimal64, encode_decimal128,
10592 decode_decimal128): Reverse order of 32-bit parts of value if host
10593 and target endianness differ.
10595 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10597 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10598 Avoid division by 0.
10599 (tree_mod_pow2_value_transform): Likewise.
10600 (tree_ic_transform): Likewise.
10601 (tree_stringops_transform): Likewise.
10602 (tree_mod_subtract_transform): Likewise.
10603 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10604 (copy_edges_for_bb): Likewise.
10605 (initialize_cfun): Likewise.
10607 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10609 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10610 nonmemory_operand. Add "N" operand constraint.
10612 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10613 (*jcc_btsi_mask): Ditto.
10614 (*jcc_btsi_mask_1): Ditto.
10616 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10618 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10619 TYPE_CANONICAL for copied element type.
10621 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10624 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10625 Add m_CORE2 and m_GENERIC.
10626 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10627 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10629 (*jcc_btdi_rex64): New instruction and split pattern.
10630 (*jcc_btsi): Ditto.
10631 (*jcc_btsi_1): Ditto.
10632 (*btsq): Fix Intel asm dialect operand order.
10636 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10638 PR middle-end/36447
10639 * simplify-rtx.c (simplify_subreg): Add check for shift count
10642 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10644 * doc/md.texi: Synchronize with later constraints.md change.
10645 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10646 with a C implementation.
10647 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10649 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10650 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10651 when moving to and from MD_REGNUM.
10652 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10653 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10654 Handle byte and halfword moves.
10655 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10657 * config/mips/constraints.md (h): Turn into NO_REGS.
10658 (l, x): Update documentation.
10659 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10660 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10661 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10662 (HILO): New mode iterator.
10664 (any_div): New code iterator.
10665 (u): Extend code attribute to div and udiv.
10666 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10667 d_operand in the splitters. Remove redundant CONST_INT checks.
10668 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10669 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10670 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10671 accordingly, using normal moves instead of unspecs to move LO into
10672 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10673 (<u>mulsidi3): Handle expansion in C code.
10674 (<u>mulsidi3_32bit_internal): Rename to...
10675 (<u>mulsidi3_32bit): ...this.
10676 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10677 (*<u>mulsidi3_64bit): Rename to...
10678 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10679 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10680 to set LO and HI to the multiplication result. Use a normal move
10681 for MFLO and an unspec for MFHI.
10682 (*<u>mulsidi3_64bit_parts): Replace with...
10683 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10684 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10685 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10686 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10687 instead of HI. Split the instruction into a separate multiplication
10688 and MFHI if !TARGET_FIX_R4000.
10689 (<su>muldi3_highpart): Likewise.
10690 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10691 and the "=h" clobber.
10692 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10693 (<u>mulditi3): New expander.
10694 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10695 (madsi): Remove "=h" clobber.
10696 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10697 Force the modulus result to be a GPR and split the instruction into
10698 a division followed by an MFHI after reload.
10699 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10700 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10701 the MIPS16 HIGH define_split.
10702 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10703 of acc<->gpr moves to "multi".
10704 (*movdi_64bit): Replace the single "x" alternative with
10705 alternatives for moving into and out of "a".
10706 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10707 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10708 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10709 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10710 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10711 (movti): New expander.
10712 (*movti, *movti_mips16): New insns.
10713 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10714 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10715 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10716 * config/mips/predicates.md (fpr_operand): Delete.
10717 (d_operand): New predicate.
10719 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10721 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10722 failure on some Bourne shells.
10723 (x86_64-*-*): Ditto.
10725 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10727 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10729 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10731 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10732 (sparc-sun-solaris2*): Likewise.
10734 2008-06-09 Arnaud Charlet <charlet@adacore.com
10736 * doc/install.texi: Update requirements to build the Ada compiler.
10738 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10740 * df-scan.c (struct df_scan_problem_data): Remove the
10741 mw_link_pool alloc pool.
10742 (df_scan_free_internal): Don't free it.
10743 (df_scan_alloc): Don't allocate it.
10744 * df.h (struct df_link): Update comment.
10746 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10748 * except.h: Correct checks for when SJLJ exceptions must be used.
10750 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10752 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10755 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10757 PR tree-optimization/36218
10758 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10759 configure for the build system.
10760 (BUILD_LDFLAGS): Define.
10761 * configure: Regenerate.
10762 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10764 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10767 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10768 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10769 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10771 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10773 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10775 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10777 * config.gcc (Obsolete configurations): Remove list of
10779 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10780 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10781 targets matched by those patterns.
10782 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10783 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10784 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10785 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10786 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10787 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10788 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10789 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10790 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10791 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10792 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10793 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10794 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10795 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10796 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10797 Make code for Solaris 7 and greater unconditional for Solaris.
10798 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10799 Remove --with-* handling.
10800 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10801 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10802 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10803 LINK_OS_WINDISS_SPEC): Remove.
10804 * config/rs6000/sysv4.opt (mwindiss): Remove.
10805 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10806 * configure: Regenerate.
10807 * doc/cpp.texi: Don't mention BeOS.
10808 * doc/extend.texi (interrupt): Don't mention MS1.
10809 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10810 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10811 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10812 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10813 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10815 * doc/invoke.texi (MT Options): Remove.
10816 (-mwindiss): Remove.
10817 (CRIS Options): Remove cris-axis-aout references.
10818 (HPPA Options): Don't mention hppa1.1-*-pro.
10819 * doc/md.texi: (MorphoTech family): Remove.
10820 * libgcc2.c: Don't handle UWIN.
10821 * config/alpha/t-unicosmk: Remove.
10822 * config/alpha/unicosmk.h: Remove.
10823 * config/arm/kaos-arm.h: Remove.
10824 * config/arm/kaos-strongarm.h: Remove.
10825 * config/arm/strongarm-coff.h: Remove.
10826 * config/arm/strongarm-elf.h: Remove.
10827 * config/arm/strongarm-pe.h: Remove.
10828 * config/arm/t-strongarm-pe: Remove.
10829 * config/arm/t-xscale-coff: Remove.
10830 * config/arm/t-xscale-elf: Remove.
10831 * config/arm/xscale-coff.h: Remove.
10832 * config/arm/xscale-elf.h: Remove.
10833 * config/chorus.h: Remove.
10834 * config/cris/aout.h: Remove.
10835 * config/cris/aout.opt: Remove.
10836 * config/cris/t-aout: Remove.
10837 * config/i386/beos-elf.h: Remove.
10838 * config/i386/kaos-i386.h: Remove.
10839 * config/i386/ptx4-i.h: Remove.
10840 * config/i386/sco5.h: Remove.
10841 * config/i386/sco5.opt: Remove.
10842 * config/i386/sysv4-cpp.h: Remove.
10843 * config/i386/sysv5.h: Remove.
10844 * config/i386/t-beos: Remove.
10845 * config/i386/t-sco5: Remove.
10846 * config/i386/t-uwin: Remove.
10847 * config/i386/uwin.asm: Remove.
10848 * config/i386/uwin.h: Remove.
10849 * config/kaos.h: Remove.
10850 * config/mips/windiss.h: Remove.
10851 * config/mt: Remove directory.
10852 * config/pa/pa-osf.h: Remove.
10853 * config/pa/pa-pro-end.h: Remove.
10854 * config/pa/t-pro: Remove.
10855 * config/ptx4.h: Remove.
10856 * config/rs6000/beos.h: Remove.
10857 * config/rs6000/kaos-ppc.h: Remove.
10858 * config/rs6000/t-beos: Remove.
10859 * config/rs6000/windiss.h: Remove.
10860 * config/sh/kaos-sh.h: Remove.
10861 * config/sol2-6.h: Remove.
10862 * config/sparc/sol26-sld.h: Remove.
10863 * config/sparc/sysv4-only.h: Remove.
10864 * config/vax/bsd.h: Remove.
10865 * config/vax/t-memfuncs: Remove.
10866 * config/vax/ultrix.h: Remove.
10867 * config/vax/vaxv.h: Remove.
10868 * config/windiss.h: Remove.
10870 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10872 PR rtl-optimization/36438
10873 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10874 for vector shifts with constant scalar shift operands.
10876 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10878 * doc/invoke.texi: Document -march=xlr.
10879 * config/mips/xlr.md: New file.
10880 * config/mips/mips.md: Include it.
10882 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10883 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10884 (mips_rtx_cost_data): Likewise.
10886 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10888 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10889 PRE_INC and PRE_DEC cases.
10891 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10893 PR rtl-optimization/36419
10894 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10895 the emitting jump insn.
10898 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10899 is not bool, boolify the whole *expr_p and convert to the desired type.
10901 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10903 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10904 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10905 Add omp_private_outer_ref hook, add another argument to
10906 omp_clause_default_ctor hook.
10907 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10908 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10909 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10910 hook_tree_tree_tree_tree_null.
10911 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10912 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10913 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10914 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10915 * tree.def (OMP_TASK): New tree code.
10916 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10917 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10918 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10919 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10920 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10921 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10922 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10923 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10924 (OMP_DIRECTIVE_P): Add OMP_TASK.
10925 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10926 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10927 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10928 and OMP_CLAUSE_UNTIED entries.
10929 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10931 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10932 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10933 * tree-pretty-print.c (dump_omp_clause): Handle
10934 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10935 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10936 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10937 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10938 warning about unsigned iterators. Change decl/init/cond/incr
10939 arguments to TREE_VECs, check arguments for all collapsed loops.
10940 (c_finish_omp_taskwait): New function.
10941 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10943 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10944 default_function_array_conversion on init. Add par_clauses argument.
10945 If decl is present in parallel's lastprivate clause, change it to
10946 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10947 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10948 collapse count in clauses.
10949 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10950 c_parser_omp_for_loop callers.
10951 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10952 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10953 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10954 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10956 (c_parser_omp_clause_schedule): Handle schedule(auto).
10957 Include correct location in the error message.
10958 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10959 and PRAGMA_OMP_CLAUSE_UNTIED.
10960 (OMP_TASK_CLAUSE_MASK): Define.
10961 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10962 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10963 * tree-nested.c (convert_nonlocal_omp_clauses,
10964 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10965 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10966 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10967 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10969 (conver_nonlocal_reference, convert_local_reference,
10970 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10971 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10972 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10973 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10974 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10975 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10976 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10977 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10978 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10980 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10981 * c-common.h (c_finish_omp_taskwait): New prototype.
10982 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10983 * tree-parloops.c (create_parallel_loop): Create 1 entry
10984 vectors for OMP_FOR_{INIT,COND,INCR}.
10985 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10986 (make_edges): Handle OMP_TASK.
10987 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10988 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10989 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10990 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10991 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10992 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10993 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10994 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10995 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10996 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10997 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10998 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10999 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
11000 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
11001 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
11002 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
11003 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
11004 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
11005 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
11006 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
11007 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
11008 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
11009 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
11010 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
11011 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
11012 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
11013 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
11014 original iterator is present in lastprivate clause or if
11015 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
11016 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11017 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
11018 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
11019 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
11020 if it is set, lookup var in outer contexts too. Handle
11021 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
11022 to be implicitly determined firstprivate for task regions.
11023 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
11024 if it is set, lookup var in outer contexts too. Set
11025 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
11026 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
11027 OMP_CLAUSE_UNTIED. Take region_type as last argument
11028 instead of in_parallel and in_combined_parallel.
11029 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
11031 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
11032 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
11033 (new_omp_context): Set default_kind to
11034 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
11035 (omp_region_type): New enum.
11036 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
11037 fields, add region_type.
11038 (new_omp_context): Take region_type as argument instead of is_parallel
11039 and is_combined_parallel.
11040 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
11041 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
11042 ctx->is_combined_parallel checks.
11043 (gimplify_omp_task): New function.
11044 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11046 * omp-low.c (extract_omp_for_data): Use schedule(static)
11047 for schedule(auto). Handle pointer and unsigned iterators.
11048 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
11049 Add loops argument. Extract data for collapsed OMP_FOR loops.
11050 (expand_parallel_call): Assert sched_kind isn't auto,
11051 map runtime schedule to index 3.
11052 (struct omp_for_data_loop): New type.
11053 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
11054 Add loop, loops, collapse and iter_type fields.
11055 (workshare_safe_to_combine_p): Disallow combined for if
11056 iter_type is unsigned long long. Don't combine collapse > 1 loops
11057 unless all bounds and steps are constant. Adjust extract_omp_for_data
11059 (expand_omp_for_generic): Handle pointer, unsigned and long long
11060 iterators. Handle collapsed OMP_FOR loops. Adjust
11061 for struct omp_for_data changes. If libgomp function doesn't return
11062 boolean_type_node, add comparison of the return value with 0.
11063 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
11064 pointer, unsigned and long long iterators. Adjust for struct
11065 omp_for_data changes.
11066 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
11067 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
11068 unsigned long long. Allocate loops array, pass it to
11069 extract_omp_for_data. For collapse > 1 loops use always
11070 expand_omp_for_generic.
11071 (omp_context): Add sfield_map and srecord_type fields.
11072 (is_task_ctx, lookup_sfield): New functions.
11073 (use_pointer_for_field): Use is_task_ctx helper. Change first
11074 argument's type from const_tree to tree. Clarify comment.
11075 In OMP_TASK disallow copy-in/out sharing.
11076 (build_sender_ref): Call lookup_sfield instead of lookup_field.
11077 (install_var_field): Add mask argument. Populate both record_type
11078 and srecord_type if needed.
11079 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
11081 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
11082 and DECL_FIELD_OFFSET.
11083 (scan_sharing_clauses): Adjust install_var_field callers. For
11084 firstprivate clauses on explicit tasks allocate the var by value in
11085 record_type unconditionally, rather than by reference.
11086 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
11087 Use is_taskreg_ctx instead of is_parallel_ctx.
11088 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11089 (create_omp_child_function_name): Add task_copy argument, use
11090 *_omp_cpyfn* names if it is true.
11091 (create_omp_child_function): Add task_copy argument, if true create
11092 *_omp_cpyfn* helper function.
11093 (scan_omp_parallel): Adjust create_omp_child_function callers.
11094 Rename parallel_nesting_level to taskreg_nesting_level.
11095 (scan_omp_task): New function.
11096 (lower_rec_input_clauses): Don't run constructors for firstprivate
11097 explicit task vars which are initialized by *_omp_cpyfn*.
11098 Pass outer var ref to omp_clause_default_ctor hook if
11099 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
11100 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
11101 OMP_CLAUSE_REDUCTION_INIT.
11102 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
11103 avoid duplicate setting of fields. Handle
11104 OMP_CLAUSE_PRIVATE_OUTER_REF.
11105 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
11106 copy-out if TREE_READONLY, only copy-in.
11107 (expand_task_copyfn): New function.
11108 (expand_task_call): New function.
11109 (struct omp_taskcopy_context): New type.
11110 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
11112 (lower_omp_parallel): Rename to...
11113 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11114 Call create_task_copyfn if srecord_type is needed. Adjust
11116 (task_shared_vars): New variable.
11117 (check_omp_nesting_restrictions): Warn if work-sharing,
11118 barrier, master or ordered region is closely nested inside OMP_TASK.
11119 Add warnings for barrier if closely nested inside of work-sharing,
11120 ordered, or master region.
11121 (scan_omp_1): Call check_omp_nesting_restrictions even for
11122 GOMP_barrier calls. Rename parallel_nesting_level to
11123 taskreg_nesting_level. Handle OMP_TASK.
11124 (lower_lastprivate_clauses): Even if some lastprivate is found on a
11125 work-sharing construct, continue looking for them on parent parallel
11127 (lower_omp_for_lastprivate): Add lastprivate clauses
11128 to the beginning of dlist rather than end. Adjust for struct
11129 omp_for_data changes.
11130 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
11131 not after it. Handle collapsed OMP_FOR loops, adjust for
11132 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
11133 (get_ws_args_for): Adjust extract_omp_for_data caller.
11134 (scan_omp_for): Handle collapsed OMP_FOR
11135 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11136 (lower_omp_single_simple): If libgomp function doesn't return
11137 boolean_type_node, add comparison of the return value with 0.
11138 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
11139 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
11140 (parallel_nesting_level): Rename to...
11141 (taskreg_nesting_level): ... this.
11142 (is_taskreg_ctx): New function.
11143 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
11144 of is_parallel_ctx.
11145 (execute_lower_omp): Rename parallel_nesting_level to
11146 taskreg_nesting_level.
11147 (expand_omp_parallel): Rename to...
11148 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11149 Call omp_task_call for OMP_TASK regions.
11150 (expand_omp): Adjust caller, handle OMP_TASK.
11151 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
11153 * bitmap.c (bitmap_default_obstack_depth): New variable.
11154 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
11155 if argument is NULL and bitmap_default_obstack is already initialized.
11156 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
11158 * matrix-reorg.c (matrix_reorg): Likewise.
11160 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11162 * config/i386/i386.md (*indirect_jump): Macroize using P
11163 mode iterator. Remove !TARGET_64BIT from insn constraints.
11164 (*tablejump_1): Ditto.
11165 (*indirect_jump_rex64): Remove insn pattern.
11166 (*tablejump_1_rex64): Ditto.
11167 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
11168 and eh_return_si insn patterns.
11170 2008-06-06 Richard Guenther <rguenther@suse.de>
11172 * tree-ssa-structalias.c (merge_smts_into): Remove.
11173 (find_what_p_points_to): Do not bother to compute the
11174 points-to set for pt_anything pointers.
11175 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
11176 for pt_anything pointers is ok.
11178 2008-06-06 Jan Hubicka <jh@suse.cz>
11180 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
11182 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11184 * cgraph.c: Fix typos in comments.
11185 (cgraph_availability_names): Fix string typo.
11186 * fold-const.c: Fix typos in comments.
11187 (fold_binary): Fix typo in warning.
11188 * genautomata.c: Fix typos in comments.
11189 (check_presence_pattern_sets): Fix typo in local variable.
11190 (output_description): Fix typo in output.
11191 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
11192 * hwint.h: Likewise.
11193 * matrix-reorg.c (check_allocation_function): Likewise.
11194 * omega.c (smooth_weird_equations): Likewise.
11195 * auto-inc-dec.c: Fix typos in comments.
11196 * bb-reorder.c: Likewise.
11197 * builtins.c: Likewise.
11198 * c-common.c: Likewise.
11199 * c-cppbuiltin.c: Likewise.
11200 * c-parser.c: Likewise.
11201 * c-pretty-print.c: Likewise.
11202 * cfgcleanup.c: Likewise.
11203 * cfgexpand.c: Likewise.
11204 * cfghooks.c: Likewise.
11205 * cfglayout.c: Likewise.
11206 * cfgloopmanip.c: Likewise.
11207 * cgraphunit.c: Likewise.
11208 * coverage.c: Likewise.
11209 * dbxout.c: Likewise.
11210 * df-byte-scan.c: Likewise.
11211 * df-core.c: Likewise.
11212 * df-problems.c: Likewise.
11213 * df-scan.c: Likewise.
11215 * dominance.c: Likewise.
11216 * domwalk.c: Likewise.
11218 * dwarf2out.c: Likewise.
11219 * emit-rtl.c: Likewise.
11220 * et-forest.c: Likewise.
11221 * function.c: Likewise.
11222 * function.h: Likewise.
11224 * gcov-io.c: Likewise.
11225 * gcov.c: Likewise.
11226 * gcse.c: Likewise.
11227 * genattrtab.c: Likewise.
11228 * ggc-page.c: Likewise.
11229 * gimplify.c: Likewise.
11230 * gthr-lynx.h: Likewise.
11231 * haifa-sched.c: Likewise.
11232 * ipa-cp.c: Likewise.
11233 * ipa-inline.c: Likewise.
11234 * ipa-prop.h: Likewise.
11235 * ipa-pure-const.c: Likewise.
11236 * ipa-struct-reorg.c: Likewise.
11237 * ipa-struct-reorg.h: Likewise.
11238 * ipa-type-escape.c: Likewise.
11240 * loop-doloop.c: Likewise.
11241 * mips-tfile.c: Likewise.
11242 * mkmap-flat.awk: Likewise.
11243 * mkmap-symver.awk: Likewise.
11244 * modulo-sched.c: Likewise.
11245 * omp-low.c: Likewise.
11246 * optabs.c: Likewise.
11247 * optabs.h: Likewise.
11248 * opts.c: Likewise.
11249 * passes.c: Likewise.
11250 * postreload-gcse.c: Likewise.
11251 * postreload.c: Likewise.
11252 * predict.c: Likewise.
11253 * pretty-print.h: Likewise.
11254 * profile.c: Likewise.
11255 * protoize.c: Likewise.
11256 * ra-conflict.c: Likewise.
11257 * real.c: Likewise.
11258 * recog.c: Likewise.
11259 * regclass.c: Likewise.
11260 * regs.h: Likewise.
11261 * reload.c: Likewise.
11262 * rtl-error.c: Likewise.
11263 * rtlanal.c: Likewise.
11264 * scan.h: Likewise.
11265 * sched-rgn.c: Likewise.
11267 * stmt.c: Likewise.
11268 * target.h: Likewise.
11269 * tree-dfa.c: Likewise.
11270 * tree-eh.c: Likewise.
11271 * tree-flow-inline.h: Likewise.
11272 * tree-inline.c: Likewise.
11273 * tree-into-ssa.c: Likewise.
11274 * tree-loop-distribution.c: Likewise.
11275 * tree-nested.c: Likewise.
11276 * tree-parloops.c: Likewise.
11277 * tree-pass.h: Likewise.
11278 * tree-pretty-print.c: Likewise.
11279 * tree-profile.c: Likewise.
11280 * tree-scalar-evolution.c: Likewise.
11281 * tree-sra.c: Likewise.
11282 * tree-ssa-alias-warnings.c: Likewise.
11283 * tree-ssa-ccp.c: Likewise.
11284 * tree-ssa-coalesce.c: Likewise.
11285 * tree-ssa-dom.c: Likewise.
11286 * tree-ssa-dse.c: Likewise.
11287 * tree-ssa-forwprop.c: Likewise.
11288 * tree-ssa-live.c: Likewise.
11289 * tree-ssa-live.h: Likewise.
11290 * tree-ssa-loop-im.c: Likewise.
11291 * tree-ssa-loop-ivopts.c: Likewise.
11292 * tree-ssa-loop-niter.c: Likewise.
11293 * tree-ssa-loop-prefetch.c: Likewise.
11294 * tree-ssa-phiopt.c: Likewise.
11295 * tree-ssa-phiprop.c: Likewise.
11296 * tree-ssa-sccvn.c: Likewise.
11297 * tree-ssa-ter.c: Likewise.
11298 * tree-ssa-threadupdate.c: Likewise.
11299 * tree-ssa.c: Likewise.
11300 * tree-vect-analyze.c: Likewise.
11301 * tree-vect-transform.c: Likewise.
11302 * tree-vectorizer.c: Likewise.
11303 * tree-vn.c: Likewise.
11304 * tree-vrp.c: Likewise.
11305 * tree.c: Likewise.
11306 * tree.def: Likewise.
11307 * tree.h: Likewise.
11308 * unwind-dw2-fde.c: Likewise.
11309 * unwind.inc: Likewise.
11310 * value-prof.c: Likewise.
11311 * vmsdbgout.c: Likewise.
11313 2008-06-05 David Edelsohn <edelsohn@gnu.org>
11315 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
11316 always place FP constants in the TOC for TARGET_POWERPC64.
11317 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
11319 2008-06-05 Joseph Myers <joseph@codesourcery.com>
11321 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
11322 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
11323 enable for TARGET_E500_DOUBLE.
11324 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
11325 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
11326 floating-point modes like integer modes for E500 double.
11327 (rs6000_legitimate_offset_address_p): Likewise.
11328 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
11329 addressing for DDmode for E500 double.
11330 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
11331 modes as using 64-bits of registers for E500 double.
11332 (spe_build_register_parallel): Do not handle DDmode or TDmode.
11333 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
11334 specially for E500 double.
11335 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
11336 TDmode for E500 double.
11337 (rs6000_gimplify_va_arg): Only handle SDmode in registers
11338 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
11339 (rs6000_split_multireg_move): Do not handle TDmode specially for
11341 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
11342 using 64-bit registers for E500 double.
11343 (emit_frame_save): Do not handle DDmode specially for E500 double.
11344 (gen_frame_mem_offset): Likewise.
11345 (rs6000_function_value): Do not call spe_build_register_parallel
11346 for DDmode or TDmode.
11347 (rs6000_libcall_value): Likewise.
11348 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11349 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11352 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11354 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11357 2008-06-04 Junjie Gu <jgu@tensilica.com>
11359 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11360 comparison for frame pointers.
11362 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11365 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11367 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11370 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11371 register is already smaller or equal to required mode.
11373 2008-06-04 Xinliang David Li <davidxl@google.com>
11375 * tree-call-cdce.c: New file.
11376 (cond_dead_built_in_calls): New static variable.
11377 (input_domain): New struct.
11378 (check_pow): New function.
11379 (check_builtin_call): Ditto.
11380 (check_target_format): Ditto.
11381 (is_call_dce_candidate): Ditto.
11382 (gen_one_condition): Ditto.
11383 (gen_conditions_for_domain): Ditto.
11384 (get_domain): Ditto.
11385 (gen_conditions_for_pow_cst_base): Ditto.
11386 (gen_conditions_for_pow_int_base): Ditto.
11387 (gen_conditions_for_pow): Ditto.
11388 (get_no_error_domain): Ditto.
11389 (gen_shrink_wrap_conditions): Ditto.
11390 (shrink_wrap_one_built_in_call): Ditto.
11391 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11392 (tree_call_cdce): Ditto.
11393 (gate_call_cdce): Ditto.
11394 (pass_call_cdce): New gimple pass.
11395 * passes.c: (init_optimization_passes): New pass.
11396 * tree-pass.h: New pass declaration.
11397 * opts.c (decode_options): New flag setting.
11398 * common.opt: Add -ftree-builtin-call-dce flag.
11399 * Makefile.in: Add new source file.
11400 * tempvar.def: New tv_id.
11401 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11403 2008-06-04 Richard Guenther <rguenther@suse.de>
11405 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11406 (is_call_clobbered): Always check var_ann->call_clobbered.
11407 (mark_call_clobbered): Always set var_ann->call_clobbered.
11408 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11409 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11410 (reset_alias_info): Clear call clobbering info on MTAGs and
11412 (set_pt_anything): Set pt_global_mem.
11413 (create_tag_raw): Adjust comment.
11414 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11416 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11417 Maxim Kuvyrkov <maxim@codesourcery.com>
11419 * config/m68k/m68k.opt (mxgot): New option.
11420 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11421 (m68k_output_addr_const_extra): New.
11422 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11423 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11424 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11425 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11427 2008-06-04 Richard Guenther <rguenther@suse.de>
11429 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11430 negative or non-representable offsets.
11432 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11434 * config/i386/i386.c (ix86_gen_leave): New.
11435 (ix86_gen_pop1): Likewise.
11436 (ix86_gen_add3): Likewise.
11437 (ix86_gen_sub3): Likewise.
11438 (ix86_gen_sub3_carry): Likewise.
11439 (ix86_gen_one_cmpl2): Likewise.
11440 (ix86_gen_monitor): Likewise.
11441 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11442 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11443 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11444 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11445 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11446 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11447 (ix86_expand_epilogue): Updated.
11448 (print_operand): Handle integer register operand for 'z'.
11449 (ix86_expand_strlensi_unroll_1): Likewise.
11450 (ix86_expand_strlen): Likewise.
11451 (ix86_expand_builtin): Likewise.
11452 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11453 mov{q}/mov{l} and add{q}/add{l}.
11455 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11457 * config/i386/i386.md (P): New mode iterator.
11458 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11459 using P mode iterator.
11460 (DFmode push_operand splitter): Ditto.
11461 (XFmode push_operand splitter): Ditto.
11462 (DFmode float_extend SFmode push_operand splitter): Ditto.
11463 (XFmode float_extend SFmode push_operand splitter): Do not generate
11464 SImode pushes for 64bit target. Macroize Dimode and SImode
11465 pushes using P mode iterator.
11466 (XFmode float_extend DFmode push_operand splitter): Ditto.
11468 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11470 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11471 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11472 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11473 return type to int.
11474 (ix86_call_abi_override): Remove check for call_used_regs.
11476 2008-06-03 Richard Guenther <rguenther@suse.de>
11478 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11479 for the lhs of calls if the return type contains pointers.
11481 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11483 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11484 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11485 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11486 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11487 of cfun and DEFAULT_ABI to deceide abi mode.
11488 (DEFAULT_ABI): New.
11489 (REG_PARM_STACK_SPACE): Removed.
11490 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11491 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11492 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11493 (ix86_function_abi): Likewise.
11494 (ix86_function_type_abi): Likewise.
11495 (ix86_call_abi_override): Likewise.
11496 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11497 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11498 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11499 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11501 (X86_64_REGPARM_MAX): New.
11502 (X86_64_SSE_REGPARM_MAX): New.
11503 (X64_REGPARM_MAX): New.
11504 (X64_SSE_REGPARM_MAX): New.
11505 (X86_32_REGPARM_MAX): New.
11506 (X86_32_SSE_REGPARM_MAX): New.
11507 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11508 (ix86_function_regparm): Handle user calling abi.
11509 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11510 by DEFAULT_ABI versus SYSV_ABI check.
11511 (ix86_reg_parm_stack_space): New.
11512 (ix86_function_type_abi): New.
11513 (ix86_call_abi_override): New.
11514 (ix86_function_abi): New.
11515 (ix86_cfun_abi): New.
11516 (init_cumulative_args): Call abi specific initialization.
11517 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11518 (function_arg_64): Extend SSE_REGPARM_MAX check.
11519 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11520 (ix86_pass_by_reference): Likewise.
11521 (ix86_function_value_regno_p): Likewise.
11522 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11523 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11524 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11525 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11526 (setup_incoming_varargs_64): Adjust regparm for call abi.
11527 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11528 (ix86_va_start): Likewise.
11529 (ix86_gimplify_va_arg): Likewise.
11530 (ix86_expand_prologue): Likewise.
11531 (output_pic_addr_const): Likewise.
11532 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11533 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11534 (x86_output_mi_thunk): Likewise.
11535 (x86_function_profiler): Likewise.
11536 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11537 (SYSV_ABI, MS_ABI): New constants.
11538 (DEFAULT_ABI): New.
11539 (init_regs): Add prototype of function in regclass.c file.
11540 (OVERRIDE_ABI_FORMAT): New.
11541 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11542 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11543 (OUTGOING_REG_PARM_STACK_SPACE): New.
11544 (ix86_reg_parm_stack_space): New prototype.
11545 (CUMULATIVE_ARGS): Add call_abi member.
11546 (machine_function): Add call_abi member.
11547 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11548 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11550 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11553 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11554 (avr_builtin_setjmp_frame_value): New function.
11555 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11556 (nonlocal_goto): Define.
11558 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11560 * config/mips/mips.c (mips_emit_loadgp): Return early if
11561 there is nothing do to, otherwise emit a blockage if
11562 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11563 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11565 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11567 * configure.ac: Drop unneeded backslash ending up in config.in.
11568 * acinclude.m4: Likewise.
11569 * config.in: Regenerate.
11571 2008-05-26 Jan Hubicka <jh@suse.cz>
11573 * predict.c (maybe_hot_frequency_p): Break out of...
11574 (maybe_hot_bb_p): ... here.
11575 (maybe_hot_edge_p): New.
11576 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11577 * basic-block.h (maybe_hot_edge_p): Declare.
11579 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11581 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11582 (*cmpfp_<mode>_cc): Ditto.
11583 (*fp_jcc_8<mode>_387): Ditto.
11584 (*fop_<MODEF:mode>_2_i387): Ditto.
11585 (*fop_<MODEF:mode>_3_i387): Ditto.
11586 (*fop_xf_2_i387): Ditto.
11587 (*fop_xf_3_i387): Ditto.
11589 2008-06-02 Tomas Bily <tbily@suse.cz>
11591 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11593 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11595 * config/mips/mips.c (mips_valid_offset_p): New function.
11596 (mips_valid_lo_sum_p): Likewise.
11597 (mips_classify_address): Use them.
11598 (mips_force_address): New function.
11599 (mips_legitimize_address): Use it.
11600 * config/mips/mips.md (MOVE128): New mode iterator.
11601 (movtf): Require TARGET_64BIT. Remove empty strings.
11602 (*movtf_internal): Rename to...
11603 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11604 of "R" and use {,fp}{load,store} attributes instead of "multi".
11605 Use a separate define_split.
11606 (*movtf_mips16): New pattern.
11608 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11610 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11611 * config/mips/mips.c (mips_expand_before_return): New function.
11612 (mips_expand_epilogue): Call it.
11613 * config/mips/mips.md (return): Turn into a define_expand.
11614 (*return): New insn.
11616 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11618 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11619 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11620 functions. Do not emit uses and clobbers of CONCATs; individually
11621 use and clobber their operands.
11622 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11623 gen_clobber, emit_use and gen_use.
11624 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11625 (expand_builtin_return): Likewise.
11626 * cfgbuild.c (count_basic_blocks): Likewise.
11627 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11628 * explow.c (emit_stack_restore): Likewise.
11629 * expmed.c (extract_bit_field_1): Likewise.
11630 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11631 (emit_move_multi_word, store_constructor): Likewise.
11632 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11633 (thread_prologue_and_epilogue_insns): Likewise.
11634 * lower-subreg.c (resolve_simple_move): Likewise.
11635 * optabs.c (widen_operand, expand_binop): Likewise.
11636 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11637 * reload.c (find_reloads): Likewise.
11638 * reload1.c (eliminate_regs_in_insn): Likewise.
11639 * stmt.c (expand_nl_goto_receiver): Likewise.
11640 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11641 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11642 * config/arm/arm.c (arm_load_pic_register): Likewise.
11643 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11644 * config/arm/arm.md (untyped_return): Likewise.
11645 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11646 * config/avr/avr.c (expand_prologue): Likewise.
11647 * config/bfin/bfin.c (do_unlink): Likewise.
11648 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11649 * config/cris/cris.c (cris_expand_prologue): Likewise.
11650 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11651 (machopic_legitimize_pic_address): Likewise.
11652 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11653 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11654 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11655 (ix86_expand_convert_uns_didf_sse): Likewise.
11656 (ix86_expand_vector_init_general): Likewise.
11657 * config/ia64/ia64.md (eh_epilogue): Likewise.
11658 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11659 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11660 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11661 (config/iq2000/iq2000.c): Likewise.
11662 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11663 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11664 (builtin_longjmp): Likewise.
11665 * config/mn10300/mn10300.md (call, call_value): Likewise.
11666 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11667 * config/pdp11/pdp11.md (abshi2): Likewise.
11668 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11669 * config/s390/s390.c (s390_emit_prologue): Likewise.
11670 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11671 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11672 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11673 * config/sh/sh.c (prepare_move_operands): Likewise.
11674 (output_stack_adjust, sh_expand_epilogue): Likewise.
11675 (sh_set_return_address, sh_expand_t_scc): Likewise.
11676 * config/sparc/sparc.c (load_pic_register): Likewise.
11677 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11678 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11679 * config/v850/v850.c (expand_epilogue): Likewise.
11681 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11683 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11684 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11685 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11686 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11687 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11688 stack pointer register.
11689 (output_movhi): Remove code for interrupt specific writing to the
11690 stack pointer register.
11692 2008-05-31 Richard Guenther <rguenther@suse.de>
11694 PR tree-optimization/34244
11695 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11696 (tree_expr_nonzero_warnv_p): Likewise.
11697 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11698 ssa_name_nonnegative_p.
11699 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11700 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11701 not tree_expr_nonzero_warnv_p.
11703 PR tree-optimization/36262
11705 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11707 PR tree-optimization/34244
11708 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11709 (record_numbers_of_iterations): New function.
11710 (execute_vrp): Cache the numbers of iterations of loops.
11711 * tree-scalar-evolution.c (scev_reset_except_niters):
11713 (scev_reset): Use scev_reset_except_niters.
11714 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11716 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11718 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11719 __WORKAROUND_RETS when appropriate.
11721 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11723 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11724 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11726 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11727 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11728 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11729 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11730 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11731 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11732 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11733 *fop_df_1_sse insn patterns using MODEF mode iterator.
11734 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11735 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11736 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11737 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11738 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11739 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11740 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11741 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11742 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11743 (*fop_xf_5_i387): Ditto.
11744 (*fop_xf_6_i387): Ditto.
11746 2008-05-30 Richard Guenther <rguenther@suse.de>
11748 * builtins.c (build_string_literal): Avoid generating
11749 a non-gimple_val result.
11751 2008-05-30 DJ Delorie <dj@redhat.com>
11753 * exec-tool.in: Use an environment variable (private) instead of a
11754 file (shared) as a semaphore, so as to not break parallel builds.
11756 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11758 * optabs.c (maybe_encapsulate_block): Remove.
11759 (emit_libcall_block): Adjust accordingly.
11760 * optabs.h (maybe_encapsulate_block): Remove prototype.
11762 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11763 Don't use maybe_encapsulate_block.
11765 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11767 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11768 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11769 rtx is a SYMBOL_REF before calling get_pool_constant.
11771 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11773 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11775 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11777 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11778 rather than OS names to choose INO_T_EQ definition.
11779 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11780 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11782 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11785 * config/darwin-f.c: New.
11786 * config/t-darwin: Added rule to build darwin-f.o.
11787 * config.gcc: Defined new variable, fortran_target_objs.
11788 (*-*-darwin*): Set fortran_target_objs.
11789 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11790 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11791 * configure: Regenerated.
11793 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11796 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11797 canonical type if needed.
11799 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11801 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11803 2008-05-29 Richard Guenther <rguenther@suse.de>
11805 PR tree-optimization/36343
11806 PR tree-optimization/36346
11807 PR tree-optimization/36347
11808 * tree-flow.h (clobber_what_p_points_to): Declare.
11809 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11810 pointed-to variable is dereferenced is irrelevant to whether
11811 the pointer can access the pointed-to variable.
11812 (clobber_what_p_points_to): New function.
11813 * tree-ssa-alias.c (set_initial_properties): Use it.
11814 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11815 call clobber check for NMTs.
11817 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11819 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11820 for printing gcov_type.
11822 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11824 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11825 and the eh region information.
11826 * value-prof.c (gimple_move_stmt_histograms): New function.
11827 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11829 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11831 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11833 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11835 * value-prof.c (tree_ic_transform): Print counts.
11836 * tree-profile.c (tree_gen_ic_func_profiler):
11837 Clear __gcov_indreict_call_callee variable to avoid misattribution
11840 2008-05-28 Rafael Espíndola <espindola@google.com>
11842 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11845 2008-05-28 Richard Guenther <rguenther@suse.de>
11847 PR tree-optimization/36339
11848 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11849 and clobbering code out of the loop.
11851 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11853 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11856 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11857 s390_contiguous_bitmask_p, s390_symref_operand_p,
11858 s390_check_symref_alignment, s390_reload_larl_operand,
11859 s390_reload_symref_address): New functions.
11860 (s390_branch_condition_mnemonic): Support compare and branch
11862 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11863 and 'W' constraints.
11864 (s390_secondary_reload): Add secondary reloads for unaligned
11865 symbol refs or symbol refs to floating point or QI/TI mode
11867 (legitimate_address_p): Accept symbol references as addresses.
11868 (s390_expand_insv): Use rotate and insert selected bits
11869 instruction for insv when building for z10.
11870 (print_operand_address): Handle symbol ref addresses.
11871 (print_operand): Output modifier 'c' added for signed byte values.
11872 (s390_encode_section_info): Mark symbol refs with
11873 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11875 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11876 (length attribute): RRF, RRR have 4 byte length.
11877 (FPALL, INTALL): New mode iterators added.
11878 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11879 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11880 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11881 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11882 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11883 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11884 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11885 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11887 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11888 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11889 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11890 reload<INTALL:mode><P:mode>_toreg_z10,
11891 reload<FPALL:mode><P:mode>_tomem_z10,
11892 reload<FPALL:mode><P:mode>_toreg_z10,
11893 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11894 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11895 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11896 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11898 (movmem, clrmem, cmpmem): New splitters added.
11900 * config/s390/predicates.md (larl_operand): Use
11901 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11902 SYMBOL_REF_ALIGN1_P.
11903 (s390_signed_integer_comparison,
11904 s390_unsigned_integer_comparison): New predicates.
11906 * config/s390/s390-protos.h (s390_check_symref_alignment,
11907 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11908 s390_reload_symref_address,
11909 s390_compare_and_branch_condition_mask): Prototypes added.
11911 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11912 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11913 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11915 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11917 * config/s390/s390.c (z10_cost): New cost function for z10.
11918 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11919 (s390_issue_rate): Adjust issue rate for z10.
11920 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11921 (processor_flags): Add PF_Z10.
11922 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11923 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11924 * gcc/config.gcc: Add z10.
11926 2008-05-28 Richard Guenther <rguenther@suse.de>
11928 PR tree-optimization/36291
11929 * tree-flow. h (struct gimple_df): Remove var_anns member.
11930 * tree-flow-inline.h (gimple_var_anns): Remove.
11931 (var_ann): Simplify.
11932 * tree-dfa.c (create_var_ann): Simplify.
11933 (remove_referenced_var): Clear alias info from var_anns of globals.
11934 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11935 (delete_tree_ssa): Clear alias info from var_anns of globals.
11936 Do not free var_anns.
11937 (var_ann_eq): Remove.
11938 (var_ann_hash): Likewise.
11940 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11942 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11943 and loongson2f entries.
11944 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11945 * config/mips/mips.h (processor_type): Add Loongson-2E
11946 and Loongson-2F entries.
11947 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11948 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11949 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11950 * doc/invoke.texi (MIPS Options): Document loongson2e
11951 and loongson2f processor names.
11953 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11957 * config/i386/i386.c (ix86_function_arg_boundary): Use
11958 alignment of canonical type.
11959 (ix86_expand_vector_move): Check unaligned memory access for
11962 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11964 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11965 Moved to the front of file.
11967 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11968 H.J. Lu <hongjiu.lu@intel.com>
11970 * dwarf2out.c (current_fde): New.
11972 (lookup_cfa:): Likewise.
11973 (dwarf2out_end_epilogue): Likewise.
11974 (dwarf2out_note_section_used): Likewise.
11976 2008-05-27 Michael Matz <matz@suse.de>
11979 * c.opt (Wenum-compare): New warning option.
11980 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11982 2008-05-27 Michael Matz <matz@suse.de>
11984 PR middle-end/36326
11985 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11987 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11988 into memory as tail calls.
11990 2008-05-27 Richard Guenther <rguenther@suse.de>
11992 PR tree-optimization/36339
11993 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11994 pointers cause all addressable variables to be call clobbered.
11996 2008-05-27 Richard Guenther <rguenther@suse.de>
11998 PR tree-optimization/36245
11999 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
12001 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12003 * config/s390/s390.md: Replace all occurences of the 'm'
12004 constraint with 'RT'.
12006 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12008 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
12010 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
12012 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
12013 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
12014 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
12016 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12018 * reload.c: (find_reloads): Skip alternatives according to the
12019 "enabled" attribute. Constify the constraint variable.
12020 * recog.c (get_attr_enabled): Add default implementation.
12021 (extract_insn): Set the alternative_enabled_p array
12022 in the recog_data struct.
12023 (preprocess_constraints, constrain_operands): Skip
12024 alternatives according to the "enabled" attribute
12025 * recog.h (struct recog_data): New field alternative_enabled_p.
12026 (skip_alternative): New inline function.
12027 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
12028 (record_reg_classes): Skip alternative according to the
12029 "enabled" attribute.
12031 * doc/md.texi: Add documention for the "enabled" attribute.
12033 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12035 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
12036 * postreload.c (reload_cse_simplify_operands): Replace 'm'
12037 constraint with TARGET_MEM_CONSTRAINT.
12038 * recog.c (asm_operand_ok, preprocess_constraints,
12039 constrain_operands): Likewise.
12040 * regclass.c (record_reg_classes): Likewise.
12041 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
12042 * reload1.c (maybe_fix_stack_asms): Likewise.
12043 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
12044 * recog.h: Adjust comment.
12045 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
12046 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
12047 * doc/md.texi: Add a note to description of 'm' constraint.
12048 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
12050 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
12052 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
12053 that the bitfield is of integral type before testing its precision.
12055 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12056 Sa Liu <saliu@de.ibm.com>
12058 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
12059 __modti3, __udivti3, __umodti3 and __udivmodti4.
12060 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
12061 that implement TImode mul and div functions.
12062 * config/spu/multi3.c: New. Implement __multi3.
12063 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
12064 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
12067 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
12069 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
12070 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
12071 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
12072 tls_sysv_suffix): New mode and mode attribute iterators.
12073 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
12074 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
12075 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
12076 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
12077 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
12080 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
12082 PR tree-optimization/36329
12083 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
12084 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
12085 * cgraphbuild.c (initialize_inline_failed): Use the latter
12086 macro in lieu of the former.
12087 * ipa-inline.c (cgraph_mark_inline): Likewise.
12088 (cgraph_decide_inlining_of_small_function): Likewise.
12089 (cgraph_decide_inlining): Likewise.
12090 (cgraph_decide_inlining_incrementally): Likewise.
12092 2008-05-26 Tristan Gingold <gingold@adacore.com>
12093 Anatoly Sokolov <aesok@post.ru>
12095 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
12096 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
12097 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
12098 optimization for 'avr6' architecture.
12100 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
12103 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
12105 2008-05-26 Richard Guenther <rguenther@suse.de>
12107 * tree-ssa-sccvn.c (expr_has_constants): Declare.
12108 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
12110 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
12112 PR middle-end/36253
12113 * caller-save.c (insert_restore): Verify alignment of spill space.
12114 (insert_save): Likewise.
12115 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
12116 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
12117 (STACK_SLOT_ALIGNMENT): Likewise.
12118 * function.c (LOCAL_ALIGNMENT): Removed.
12119 (get_stack_local_alignment): New.
12120 (assign_stack_local): Use it. Set alignment on stack slot.
12121 (assign_stack_temp_for_type): Use get_stack_local_alignment.
12122 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
12123 (STACK_SLOT_ALIGNMENT): New.
12124 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
12125 stack slot in XFmode.
12127 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
12129 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
12132 * config/i386/i386.md (allocate_stack_worker_64): Make sure
12133 argument operand in rax isn't removed.
12135 2008-05-26 Richard Guenther <rguenther@suse.de>
12137 PR middle-end/36300
12138 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
12139 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
12141 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12144 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
12146 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
12148 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
12149 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
12151 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12153 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
12154 build a trampoline if we don't want one.
12155 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
12156 return zero for nested functions if we don't want a trampoline.
12158 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12160 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
12162 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12165 * c.opt: Removed undocumented option '-lang-fortran'.
12166 * c-common.h: Removed global variable 'lang_fortran'.
12167 * c-opts.c (c_common_handle_option): Removed code to handle
12168 option '-lang-fortran'. Updated includes.
12169 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
12170 definition of '__GFORTRAN__'.
12171 (define__GNUC__): Reimplemented to use BASEVER and
12172 cpp_define_formatted.
12173 (builtin_define_with_value_n): Removed.
12174 * c-incpath.h: Renamed to ...
12175 * incpath.h: ... this.
12176 * c-incpath.c: Renamed to ...
12177 * incpath.c: ... this. Updated includes.
12178 * fix-header.c: Updated includes.
12179 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
12180 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
12181 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
12183 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12185 * tree.h: Update the table of flags used on tree nodes.
12186 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
12187 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
12188 (FORCED_LABEL): Add access check.
12189 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
12190 (ASM_INPUT_P): Likewise.
12191 (ASM_VOLATILE_P): Likewise.
12192 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
12193 (OMP_SECTION_LAST): Access private_flag directly.
12194 (OMP_RETURN_NOWAIT): Likewise.
12195 (OMP_PARALLEL_COMBINED): Likewise.
12196 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
12197 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
12198 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
12199 deprecated_flag directly.
12201 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
12203 * final.c (frame_pointer_needed): Removed.
12204 * flags.h (frame_pointer_needed): Likewise.
12206 * function.h (rtl_data): Add frame_pointer_needed.
12207 (frame_pointer_needed): New.
12209 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
12211 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
12213 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
12215 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
12218 2008-05-25 Alan Modra <amodra@bigpond.net.au>
12220 * c-common.c (strip_array_types): Move function to..
12222 (get_inner_array_type): Delete.
12223 * c-common.h (strip_array_types): Move declaration to..
12225 (get_inner_array_type): Delete.
12226 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
12227 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
12228 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
12229 * config/pa/pa.c (emit_move_sequence): Likewise.
12231 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
12233 * config/i386/i386.md (*sse_prologue_save_insn): Set length
12236 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
12238 * function.c: Include target hook for nonlocal_goto frame value.
12240 2008-05-24 Richard Guenther <rguenther@suse.de>
12242 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
12243 variable can be only accessed through a pointer or a union.
12245 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12247 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
12248 * doc/extend.texi: Likewise.
12250 2008-05-23 DJ Delorie <dj@redhat.com>
12252 * config/m32c/jump.md (untyped_call): Add.
12254 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
12255 for A24 to PSImode.
12256 (m32c_address_cost): Detail costs for indirect offsets.
12258 2008-05-23 Rafael Espíndola <espindola@google.com>
12260 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
12261 if a node is a SUBREG.
12262 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
12265 2008-05-23 Paul Brook <paul@codesourcery.com>
12266 Carlos O'Donell <carlos@codesourcery.com>
12268 * doc/extend.texi: Clarify use of __attribute__((naked)).
12269 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12270 * target.h (gcc_target): Add allocate_stack_slots_for_args.
12271 * function.c (use_register_for_decl): Use
12272 targetm.calls.allocate_stack_slots_for_args.
12273 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12274 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
12275 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
12277 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
12279 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
12281 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
12283 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
12284 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
12285 is only rounded once.
12287 2008-05-23 Richard Guenther <rguenther@suse.de>
12289 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
12291 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
12292 Jakub Jelinek <jakub@redhat.com>
12295 * configure.ac: Handle --enable-cld.
12296 * configure: Regenerated.
12297 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
12298 * config/i386/i386.h (struct machine_function): Add needs_cld field.
12299 (ix86_current_function_needs_cld): New define.
12300 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
12301 (cld): New isns pattern.
12302 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
12303 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
12304 * config/i386/i386.opt (mcld): New option.
12305 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
12306 TARGET_CLD and ix86_current_function_needs_cld.
12307 (override_options): Use -mcld by default for 32-bit code if
12310 * doc/install.texi (Options specification): Document --enable-cld.
12311 * doc/invoke.texi (Machine Dependent Options)
12312 [i386 and x86-64 Options]: Add -mcld option.
12313 (Intel 386 and AMD x86-64 Options): Document -mcld option.
12315 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
12316 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
12317 (return_in_memory_64): Likewise.
12318 (return_in_memory_ms_64): Likewise.
12320 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12322 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
12323 * builtins.c (fold_builtin_fpclassify): New.
12324 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
12325 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12326 * c-common.c (handle_type_generic_attribute): Adjust to accept
12327 fixed arguments before an elipsis.
12328 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
12329 * doc/extend.texi: Document __builtin_fpclassify.
12331 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
12333 * omp-low.c (gate_expand_omp_ssa): Remove.
12334 (pass_expand_omp_ssa): Remove.
12335 (gate_expand_omp): Do not check for flag_openmp_ssa.
12336 * common.opt (-fopenmp-ssa): Remove.
12337 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
12339 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
12341 * config/sh/sh.opt (mfixed-range): New option.
12342 * config/sh/sh-protos.h (sh_fix_range): Declare.
12343 * config/sh/sh.c (sh_fix_range): New function.
12344 * config/sh/sh.h (sh_fixed_range_str): Declare.
12345 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12347 * doc/invoke.texi (SH Options): Document -mfixed-range.
12349 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12351 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12352 it before the redeclaration.
12354 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12356 * config/avr/avr.c (get_sequence_length): Add new function.
12357 (expand_prologue, expand_epilogue): Remove duplicate code.
12359 2008-05-22 Rafael Espíndola <espindola@google.com>
12361 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12364 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12366 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12367 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12369 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12370 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12371 (vect_update_misalignment_for_peel): Likewise.
12372 (vector_alignment_reachable_p): Likewise.
12373 * tree-vect-transform.c (vectorizable_load): Likewise.
12374 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12375 (get_vectype_for_scalar_type): Pass mode of scalar_type
12376 to UNITS_PER_SIMD_WORD.
12378 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12379 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12380 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12381 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12382 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12384 2008-05-22 Ira Rosen <irar@il.ibm.com>
12386 PR tree-optimization/36293
12387 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12388 if the first load must be skipped because of a gap.
12390 2008-05-22 Richard Guenther <rguenther@suse.de>
12392 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12393 more cases of offset disambiguation that is possible if
12394 strict-aliasing rules apply.
12395 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12396 for basic offset and type-based disambiguation.
12398 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12400 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12401 ix86_expand_vector_set on V16QImode for SSE4.1.
12403 2008-05-21 Tom Tromey <tromey@redhat.com>
12405 * c.opt (Wimport): Mark as undocumented.
12406 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12408 (Warning Options): Likewise.
12409 * doc/cppopts.texi: Don't mention -Wimport.
12411 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12413 PR tree-optimization/36287
12414 PR tree-optimization/36286
12415 * lambda-code.c (build_access_matrix): Do not use the loop->num
12416 for computing the number of induction variables: use the loop depth
12419 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12422 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12423 option -f(no-)leading-underscore.
12425 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12427 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12428 GET_MODE_NUNITS (mode).
12430 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12432 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12433 (-mmulhw): Add 464 to description.
12434 (-mdlmzb): Likewise.
12435 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12436 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12438 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12439 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12440 * config/rs6000/rs6000.md: Update comments for 464.
12442 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12444 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12446 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12448 * config/i386/sse.md (vec_extractv4sf): Removed.
12449 (vec_extractv2df): Likewise.
12450 (vec_extractv2di): Likewise.
12451 (vec_extractv4si): Likewise.
12452 (vec_extractv8hi): Likewise.
12453 (vec_extractv16qi): Likewise.
12454 (vec_extract<mode>): New.
12456 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12458 * config/i386/sse.md (vec_setv4sf): Removed.
12459 (vec_setv2df): Likewise.
12460 (vec_setv2di): Likewise.
12461 (vec_setv4si): Likewise.
12462 (vec_setv8hi): Likewise.
12463 (vec_setv16qi): Likewise.
12464 (vec_set<mode>): New.
12466 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12468 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12469 goto for vec_concat and vec_interleave.
12471 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12473 * config/i386/sse.md (vec_initv4sf): Removed.
12474 (vec_initv2df): Likewise.
12475 (vec_initv2di): Likewise.
12476 (vec_initv4si): Likewise.
12477 (vec_initv8hi): Likewise.
12478 (vec_initv16qi): Likewise.
12479 (vec_init<mode>): New.
12481 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12483 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12485 2008-05-21 Tom Tromey <tromey@redhat.com>
12487 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12488 (zone_find_object_offset): Likewise.
12489 (gt_ggc_m_S): Likewise.
12490 (highest_bit): Likewise.
12491 * ggc-page.c (gt_ggc_m_S): New function.
12492 * stringpool.c (string_stack): Remove.
12493 (init_stringpool): Update.
12494 (ggc_alloc_string): Use ggc_alloc.
12495 (maybe_delete_ident): New function.
12496 (ggc_purge_stringpool): Likewise.
12497 (gt_ggc_m_S): Remove.
12498 * ggc-common.c (ggc_protect_identifiers): New global.
12499 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12500 ggc_protect_identifiers.
12501 * ggc.h (ggc_protect_identifiers): Declare.
12502 (gt_ggc_m_S): Update.
12503 (ggc_purge_stringpool): Declare.
12504 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12505 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12507 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12509 2008-05-21 David S. Miller <davem@davemloft.net>
12511 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12514 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12516 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12519 2008-05-20 David Daney <ddaney@avtrex.com>
12521 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12522 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12523 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12524 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12525 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12526 (atomic_hiqi_op): New define_code_iterator.
12527 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12528 mips_expand_compare_and_swap_12.
12529 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12530 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12531 (sync_<optab><mode>, sync_old_<optab><mode>,
12532 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12533 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12534 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12535 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12536 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12537 (test_and_set_12): New insn.
12538 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12539 sync_new_<optab><mode>, sync_old_nand<mode>,
12540 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12541 clobber to operand 0 for SI and DI mode insns.
12542 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12543 mips_gen_fn_4): New typedefs.
12544 (mips_gen_fn_ptrs): Define new union type.
12545 (mips_expand_compare_and_swap_12): Remove declaration.
12546 (mips_expand_atomic_qihi): Declare function.
12547 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12548 (mips_expand_atomic_qihi): ... this. Use new generator function
12550 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12551 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12552 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12553 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12554 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12555 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12556 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12557 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12558 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12559 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12562 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12564 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12567 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12569 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12570 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12571 (avr_attribute_table): Add 'OS_main' function attribute.
12572 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12573 functions with 'OS_main' attribute.
12575 2008-05-20 Richard Guenther <rguenther@suse.de>
12577 PR tree-optimization/35204
12578 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12579 helper, split out from ...
12580 (DFS): ... here. Make the DFS walk non-recursive.
12582 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12583 Jan Sjodin <jan.sjodin@amd.com>
12585 PR tree-optimization/36181
12586 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12587 (parallelize_loops): Don't parallelize when the loop has vector
12590 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12591 Sebastian Pop <sebastian.pop@amd.com>
12593 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12594 matrix, and never look at the tree representation of the memory
12596 (linear_transform_loops): Computes parameters and access matrices.
12597 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12599 (access_matrix_get_index_for_parameter): New.
12600 * tree-data-ref.h (struct access_matrix): New.
12601 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12602 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12603 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12604 am_vector_index_for_loop): New.
12605 (struct data_reference): Add field access_matrix.
12606 (DR_ACCESS_MATRIX): New.
12607 (compute_data_dependences_for_loop): Update declaration.
12608 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12609 * lambda.h (lambda_vector_vec_p): Declared.
12610 * lambda-code.c: Depend on pointer-set.h.
12611 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12612 av_for_af_base, av_for_af, build_access_matrix,
12613 lambda_compute_access_matrices): New.
12614 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12616 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12618 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12619 $SOURCEDIR/include.
12621 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12622 Sebastian Pop <sebastian.pop@amd.com>
12624 PR tree-optimization/36206
12625 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12627 (instantiate_scev_1): Rename flags to fold_conversions.
12628 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12629 outeside instantiation_loop.
12630 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12631 (evolution_function_is_affine_or_constant_p): Removed.
12632 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12634 (analyze_siv_subscript): Pass in the loop nest number.
12635 Call evolution_function_is_affine_in_loop instead of
12636 evolution_function_is_affine_p.
12637 (analyze_overlapping_iterations): Pass in the loop nest number.
12639 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12640 Sebastian Pop <sebastian.pop@amd.com>
12642 PR tree-optimization/36206
12643 * tree-chrec.h (chrec_fold_op): New.
12644 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12647 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12649 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12651 (remove_duplicates): Do not set inode on non-inode systems.
12654 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12656 * config.gcc (tm_file): Update comments about relative pathnames.
12658 2008-05-20 Richard Guenther <rguenther@suse.de>
12660 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12661 * tree-ssa-sccvn.c (process_scc): Likewise.
12662 * tree-ssa-sink.c (execute_sink_code): Likewise.
12663 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12664 * tree-vrp.c (process_assert_insertions): Likewise.
12665 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12666 (perform_tree_ssa_dce): Likewise.
12667 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12668 (dump_dominator_optimization_stats): Likewise.
12669 * tree-vectorizer.c (vectorize_loops): Likewise.
12671 2008-05-20 Richard Guenther <rguenther@suse.de>
12673 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12675 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12677 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12678 (ix86_i386elf_return_in_memory): Likewise.
12679 (ix86_i386interix_return_in_memory): Likewise.
12680 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12681 (SUBTARGET_RETURN_IN_MEMORY): New.
12682 * config/i386/i386elf.h: Likewise.
12683 * config/i386/ptx4-i.h: Likewise.
12684 * config/i386/sol2-10.h: Likewise.
12685 * config/i386/sysv4.h: Likewise.
12686 * config/i386/vx-common.h: Likewise.
12687 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12688 * config/i386/i386.c (ix86_return_in_memory): Made static and
12689 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12690 (ix86_i386elf_return_in_memory): Removed.
12691 (ix86_i386interix_return_in_memory): Removed.
12692 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12693 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12695 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12697 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12699 2008-05-19 Xinliang David Li <davidxl@google.com>
12701 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12703 * common.opt: Ditto.
12704 * doc/invoke.texi: Ditto.
12706 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12708 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12709 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12711 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12713 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12714 sizes of operand array from 8/4 to 4/2.
12715 (ix86_expand_vector_init_general): Change size of operand array
12716 from 32 to 16. Remove op0, op1 and half_mode.
12718 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12720 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12721 (ix86_expand_vector_init_interleave): Likewise.
12722 (ix86_expand_vector_init_general): Use them. Assert
12723 word_mode == SImode when n_words == 4.
12725 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12727 * config/i386/i386.c (ix86_secondary_reload): New static function.
12728 (TARGET_SECONDARY_RELOAD): New define.
12729 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12730 * config/i386/i386.md (reload_outqi): Remove.
12732 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12734 PR middle-end/35509
12735 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12736 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12737 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12738 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12739 (fold_builtin_1): Likewise.
12740 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12741 c-common.c (check_builtin_function_arguments): Handle
12742 BUILT_IN_ISINF_SIGN.
12743 * doc/extend.texi: Document __builtin_isinf_sign.
12744 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12746 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12748 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12749 EH cleanup at the end of the pass, search for those that have been
12750 turned into forwarder blocks and do the cleanup on their successor.
12752 2008-05-18 Richard Guenther <rguenther@suse.de>
12754 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12755 pointers to sizetype and vice versa.
12757 2008-05-18 Xinliang David Li <davidxl@google.com>
12759 * gcc/tree-ssa-dce.c: Coding style fix.
12760 (check_pow): Documentation comment.
12761 (check_log): Documenation comment. Coding style fix.
12762 (is_unnecessary_except_errno_call): Ditto.
12763 (gen_conditions_for_pow): Ditto.
12764 (gen_conditions_for_log): Ditto.
12765 (gen_shrink_wrap_conditions): Ditto.
12766 (shrink_wrap_one_built_in_calls): Ditto.
12767 * gcc/doc/invoke.texi: Better documentation string.
12768 * ChangeLog: Fix wrong change log entries from
12769 May 17 checkin on function call DCE.
12771 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12773 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12775 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12777 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12778 * df-problems.c (simulation routines): Fixed block comment to
12779 properly say how to add forwards scanning functions.
12781 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12783 * tree-inline.c (setup_one_parameter): Remove dead code.
12785 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12787 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12788 a BIT_AND_EXPR only for an INTEGER_TYPE.
12790 2008-05-17 Xinliang David Li <davidxl@google.com>
12792 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12793 (check_pow, check_log, is_unnecessary_except_errno_call): New
12794 functions to check for eliminating math functions that are pure
12795 except for setting errno.
12796 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12797 general condition expressions for shrink-wrapping pow/log calls.
12798 (gen_shrink_wrap_conditions): Ditto.
12799 (shrink_wrap_one_built_in_call): Ditto.
12800 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12801 (mark_operand_necessary): If debugging, output if OP is necessary.
12802 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12804 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12806 * gcc/common.opt: New user flag -ftree-builtin-dce.
12807 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12809 2008-05-16 David S. Miller <davem@davemloft.net>
12811 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12812 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12814 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12817 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12819 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12821 * ifcvt.c (dead_or_predicable): Rename
12822 df_simulate_one_insn_backwards to df_simulate_one_insn.
12823 * recog.c (peephole2_optimize): Ditto.
12824 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12826 * df.h: Rename df_simulate_one_insn_backwards to
12827 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12828 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12829 scanning of defs and uses.
12830 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12831 (df_simulate_one_insn_forwards): Removed.
12833 2008-05-16 Doug Kwan <dougkwan@google.com>
12835 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12837 (real_from_string): Handle NaNs and Inf as approriate.
12839 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12841 * doc/gty.texi (Source Files Containing Type Information): Note
12842 that headers should appear first in the gtfiles list.
12844 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12846 * tree.def (COND_EXEC): Properly documented this code.
12848 2008-05-16 Diego Novillo <dnovillo@google.com>
12850 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12851 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12854 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12856 * tree-ssa-dse (max_stmt_uid): Removed.
12857 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12858 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12859 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12860 * function.h (cfun.last_stmt_uid): New field.
12861 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12862 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12864 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12865 (create_stmt_ann): Initialize the ann->uid field.
12866 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12868 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12870 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12872 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12873 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12874 (init_empty_tree_cfg): Call it.
12876 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12878 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12881 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12883 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12884 * tree-dump.c (dump_options): New verbose option.
12885 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12887 * tree-pass.h (TDF_VERBOSE): New dump flag.
12888 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12889 (tree-flow.h): Added include.
12890 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12892 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12894 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12896 From Jie Zhang <jie.zhang@analog.com>
12897 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12898 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12899 mcpu=bf561-none and mcpu=bf561-0.2.
12900 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12901 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12902 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12903 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12904 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12905 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12906 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12908 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12909 (cputype_selected): Remove.
12910 (bfin_handle_option): Don't use cputype_selected.
12911 (override_options): When no mcpu option, enable all workarounds.
12912 Don't use bfin_workarounds.
12913 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12915 (DEFAULT_CPU_TYPE): Don't define.
12917 2008-05-16 Richard Guenther <rguenther@suse.de>
12919 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12920 on deletion of the last stmt.
12922 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12924 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12925 V8HImode for SSE2 and V16QImode for SSE4.1.
12927 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12929 * cgraph.h (compute_inline_parameters): Made public.
12930 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12931 variable_generate_summary, function_write_summary,
12932 variable_write_summary, variable_read_summary. Added generate_summary,
12933 write_summary, read_summary.
12934 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12935 pass_ipa_inline.function_generate_summary, to
12936 compute_inline_parameters.
12937 * ipa-inline.c (compute_inline_parameters): Made public and added
12939 (compute_inline_parameters_for_current): New function.
12940 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12941 (inline_generate_summary): Removed parameter and made to loop over
12943 (pass_ipa_inline): Updated for new IPA_PASS structure.
12944 * passes.c (execute_ipa_summary_passes): Now is called once per
12945 pass rather than once per node*pass.
12947 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12949 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12950 avr_have_mul_p, avr_asm_only_p): Remove variables.
12951 (avr_override_options): Remove initialization of removed variables.
12952 (avr_file_start): Convert removed variables to fields of
12953 'struct base_arch_s *avr_current_arch'.
12954 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12955 (AVR_HAVE_MUL): (Ditto.).
12956 (AVR_HAVE_MOVW): (Ditto.).
12957 (AVR_HAVE_LPMX): (Ditto.).
12958 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12959 avr_asm_only_p): Remove declaration.
12961 2008-05-15 Diego Novillo <dnovillo@google.com>
12963 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12964 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12966 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12968 PR middle-end/36194
12969 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12970 Don't call record_truncated_value from here.
12971 (record_truncated_value): Turn it into a for_each_rtx callback.
12972 (record_truncated_values): New function.
12973 (combine_instructions): Call note_uses with record_truncated_values.
12974 Change name of check_conversion to check_promoted_subreg.
12976 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12978 * doc/sourcebuild.texi: Document support for torture tests.
12980 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12982 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12983 to alternative 4 of operand 2.
12985 2008-05-15 Richard Guenther <rguenther@suse.de>
12987 * tree-pass.h (current_pass): Declare.
12988 (get_pass_for_id): Likewise.
12989 * passes.c (passes_by_id, passes_by_id_size): New globals.
12990 (set_pass_for_id): New function.
12991 (get_pass_for_id): Likewise.
12992 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12993 (execute_function_todo): Flush per function statistics.
12994 * toplev.c (compile_file): Init statistics.
12995 (general_init): Do early statistics initialization.
12996 (finalize): Finish statistics.
12997 * statistics.h (statistics_early_init): Declare.
12998 (statistics_init): Likewise.
12999 (statistics_fini): Likewise.
13000 (statistics_fini_pass): Likewise.
13001 (statistics_counter_event): Likewise.
13002 (statistics_histogram_event): Likewise.
13003 * statistics.c: New file.
13004 * Makefile.in (OBJS-common): Add statistics.o.
13005 (statistics.o): Add dependencies.
13006 * doc/invoke.texi (-fdump-statistics): Document.
13008 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
13009 (insert): Likewise.
13010 (execute_pre): Use statistics_counter_event.
13011 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
13012 (substitute_and_fold): Increment it. Use statistics_counter_event.
13014 2008-05-15 Diego Novillo <dnovillo@google.com>
13016 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
13018 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
13019 * tree-ssa-alias.c (new_type_alias): Remove references to
13020 sub-variables from comment.
13021 * tree-ssa-operands.c (swap_tree_operands): Likewise.
13023 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13025 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
13026 attribute to 1 only for insertps alternative.
13028 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13030 * config/bfin/bfin.md (loadbytes): New pattern.
13031 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
13032 (bfin_init_builtins): Initialize it.
13033 (bdesc_1arg): Add it.
13035 2008-05-15 Sa Liu <saliu@de.ibm.com>
13037 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
13038 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
13039 * testsuite/lib/target-supports.exp: Add
13040 check_effective_target_fortran_integer_16.
13042 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13044 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
13045 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
13046 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
13047 (TARGET_RETURN_IN_MEMORY): Define.
13049 2008-05-15 Richard Guenther <rguenther@suse.de>
13051 PR middle-end/36244
13052 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
13053 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
13054 represent unmodifiable vars.
13056 2008-05-15 Richard Guenther <rguenther@suse.de>
13058 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
13059 INDIRECT_REF and TARGET_MEM_REF.
13060 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13063 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13064 H.J. Lu <hongjiu.lu@intel.com>
13066 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
13067 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
13068 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
13069 insn alternatives. Add missing alternatives.
13070 (*vec_concatv2di_rex64_sse4_1): Likewise.
13071 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
13072 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
13073 Require TARGET_SSE.
13075 2008-05-15 Richard Guenther <rguenther@suse.de>
13077 PR tree-optimization/36009
13078 PR tree-optimization/36204
13079 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
13080 (determine_invariantness_stmt): Record the loop a store is
13081 always executed in.
13082 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
13085 2008-05-15 Richard Guenther <rguenther@suse.de>
13087 PR tree-optimization/34330
13088 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
13089 through the pointer will alias the SMT.
13091 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
13093 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
13095 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
13097 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
13099 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13100 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13102 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
13103 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
13104 (vashl_optab): New optab for vector/vector shifts.
13105 (vashr_optab): Ditto.
13106 (vlshr_optab): Ditto.
13107 (vrotl_optab): Ditto.
13108 (vrotr_optab): Ditto.
13109 (optab_subtype): New enum for optab_for_tree_code call.
13110 (optab_for_tree_code): Add enum optab_subtype argument.
13112 * optabs.c (optab_for_tree_code): Take an additional argument to
13113 distinguish between a vector shift by a scalar and vector shift by
13114 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
13115 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
13116 vector shift by a vector.
13117 (expand_widen_pattern_expr): Pass additional argument to
13118 optab_for_tree_code.
13120 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
13121 vrotl_optab, vrotr_optab.
13123 * expr.c (expand_expr_real_1): Update calls to
13124 optab_for_tree_code to distinguish between vector shifted by a
13125 scalar and vector shifted by a vector.
13126 * tree-vectorizer.c (supportable_widening_operation): Ditto.
13127 (supportable_narrowing_operation): Ditto.
13128 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
13129 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
13130 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
13131 (vect_create_epilog_for_reduction): Ditto.
13132 (vectorizable_reduction): Ditto.
13133 (vectorizable_operation): Ditto.
13134 (vect_strided_store_supported): Ditto.
13135 (vect_strided_load_supported): Ditto.
13136 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13137 * expmed.c (expand_shift): Ditto.
13139 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
13141 (ashr@var{m}3): Ditto.
13142 (vashl@var{m}3): Document new vector/vector shift standard name.
13143 (vashr@var{m}3): Ditto.
13144 (vlshr@var{m}3): Ditto.
13145 (vrotl@var{m}3): Ditto.
13146 (vrotr@var{m}3): Ditto.
13148 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
13149 (PPERM_INVERT): Ditto.
13150 (PPERM_REVERSE): Ditto.
13151 (PPERM_REV_INV): Ditto.
13152 (PPERM_ZERO): Ditto.
13153 (PPERM_ONES): Ditto.
13154 (PPERM_SIGN): Ditto.
13155 (PPERM_INV_SIGN): Ditto.
13156 (PPERM_SRC1): Ditto.
13157 (PPERM_SRC2): Ditto.
13159 * config/i386/sse.md (mulv2di3): Add SSE5 support.
13160 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
13161 allows a memory operand to be the value being added, and split it
13162 to improve vectorization.
13163 (sse5_pmacsdqh_mem): Ditto.
13164 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
13165 (sse5_mulv2div2di3_high): Ditto.
13166 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
13167 (vec_pack_trunc_v4si): Ditto.
13168 (vec_pack_trunc_v2di): Ditto.
13169 (sse5_pcmov_<mode>): Remove code that tried to use use
13170 andps/andnps instead of pcmov.
13171 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
13172 pmacsdqh instructions.
13173 (vec_widen_smult_lo_v4si): Ditto.
13175 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
13176 (PPERM_INVERT): Ditto.
13177 (PPERM_REVERSE): Ditto.
13178 (PPERM_REV_INV): Ditto.
13179 (PPERM_ZERO): Ditto.
13180 (PPERM_ONES): Ditto.
13181 (PPERM_SIGN): Ditto.
13182 (PPERM_INV_SIGN): Ditto.
13183 (PPERM_SRC1): Ditto.
13184 (PPERM_SRC2): Ditto.
13185 (ix86_expand_sse_movcc): Move the SSE5 test after the if
13187 (ix86_expand_int_vcond): If SSE5 generate all possible integer
13189 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
13190 says ignore whether the last reference is a memory operand.
13192 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13193 Paolo Bonzini <bonzini at gnu dot org>
13195 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
13198 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
13199 (vlshr<mode>3): Rename from vlshr<mode>3.
13200 (vashr<mode>3): Rename from vashr<mode>3.
13201 (mulv4sf3): Change the names of vector shift patterns.
13205 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
13208 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
13233 * config/spu/spu.md (v): New iterator macro to add v for vector types.
13234 (floatunssidf2_internal): Change vector/vector shift names.
13235 (floatunsdidf2_internal): Ditto.
13242 (vashl<mode>3): Rename from ashl<mode>3.
13243 (vashr<mode>3): Rename from ashr<mode>3.
13244 (vlshr<mode>3): Rename from lshr<mode>3.
13245 (vrotl<mode>3): Rename from rotl<mode>3.
13247 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13250 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
13251 multiply gives the wrong value when doing widening multiplies.
13252 (vec_widen_smult_lo_v4si): Ditto.
13254 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13256 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
13257 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
13258 emit_library_call_value.
13259 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
13260 * tree.h (ECF_LIBCALL_BLOCK): Removed.
13261 * calls.c (initialize_argument_information, precompute_arguments,
13262 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
13263 (precompute_arguments): Removed flags parameter.
13264 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
13266 2008-05-14 Richard Guenther <rguenther@suse.de>
13268 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
13269 Make sure to register the store if the use is a PHI_NODE.
13271 2008-05-14 Olivier Hainque <hainque@adacore.com>
13273 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
13274 memory if the component is to be referenced in BLKmode according
13275 to get_inner_reference.
13277 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
13279 * calls.c (emit_library_call_value_1): Restore code clearing
13280 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
13282 2008-05-14 Olivier Hainque <hainque@adacore.com>
13283 Nicolas Roche <roche@adacore.com>
13285 * configure.ac: Add support for a "gcc_subdir" variable in
13286 config-lang.in, to denote a subdirectory where the language/GCC
13287 integration files are to be found.
13288 * configure: Regenerate.
13290 2008-05-14 Ira Rosen <irar@il.ibm.com>
13292 PR tree-optimization/36098
13293 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
13294 value for the first load in the group in case of a gap.
13295 (vect_build_slp_tree): Check that there are no gaps in loads.
13297 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13299 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
13300 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
13301 expand_copysign_bit, ): Change call to emit_no_conflict_block to
13302 emit_insn and remove unneeded code to construct extra args.
13303 (emit_no_conflict_block): Removed.
13304 * optabls.h: (emit_no_conflict_block): Removed.
13305 * cse.c (cse_extended_basic_block): Remove search for
13306 REG_NO_CONFLICT note.
13307 * global.c: Removed incorrect comment added in revision 117.
13308 * expr.c (convert_move): Change call to emit_no_conflict_block to
13310 * recog.c: Change comments so that they do not mention
13312 * local_alloc.c (combine_regs): Removed last parameter.
13313 (no_conflict_p): Removed.
13314 (block_alloc): Removed note, no_conflict_combined_regno and set
13315 local vars. Removed all code to process REG_NO_CONFLICT blocks.
13316 (combine_regs): Removed already_dead and code to look for
13317 REG_NO_CONFLICT notes.
13318 * lower_subreg (remove_retval_note): Removed code to look for
13319 REG_NO_CONFLICT block.
13320 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
13321 (resolve_clobber): Remove code to process libcalls that have
13322 REG_NO_CONFLICT notes.
13323 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
13325 * combine.c (can_combine_p, distribute_notes): Removed
13326 REG_NO_CONFLICT case.
13327 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
13329 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
13330 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
13332 * reg-notes.def (NO_CONFLICT): Removed.
13334 2008-05-14 David S. Miller <davem@davemloft.net>
13336 * config/sparc/sparc.c (sparc_profile_hook): If
13337 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
13338 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
13339 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13341 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
13343 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13345 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13348 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13349 and op1 expansion before vector concat to have less live pseudos.
13351 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13353 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13354 ix86_expand_vector_set if supported.
13356 2008-05-13 Diego Novillo <dnovillo@google.com>
13357 Kenneth Zadeck <zadeck@naturalbridge.com>
13359 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13361 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13362 phinodes_print_statistics, init_ssanames, fini_ssanames,
13363 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13364 release_ssa_name, release_defs, replace_ssa_name_symbol,
13365 ssanames_print_statistics): Move ...
13366 * tree-flow.h: ... here.
13367 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13368 Use FN instead of cfun.
13369 (make_ssa_name_fn): Rename from make_ssa_name.
13370 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13371 * tree-flow-inline.h (make_ssa_name): Move from
13372 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13373 * omp-low.c (expand_omp_parallel):
13374 * tree-flow-inline.h (redirect_edge_var_map_result):
13375 * tree-ssa.c (init_tree_ssa): Add argument FN.
13376 Use it instead of cfun. Update all users.
13378 2008-05-13 Tom Tromey <tromey@redhat.com>
13380 PR preprocessor/22168:
13381 * doc/cpp.texi (Top): Update menu.
13382 (Alternatives to Wrapper #ifndef): New node.
13383 (Other Directives): Document deprecation.
13384 (Obsolete Features): Remove menu.
13385 (Assertions): Merge node into Obsolete Features.
13386 (Obsolete once-only headers): Move earlier; rename to Alternatives
13387 to Wrapper #ifndef.
13388 * doc/cppopts.texi: Update.
13389 * c.opt (Wdeprecated): Enable for C and ObjC.
13390 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13391 (C++ Dialect Options): Move -Wno-deprecated from here to...
13392 (Warning Options): ... here.
13394 2008-05-13 Richard Guenther <rguenther@suse.de>
13396 PR middle-end/36227
13397 * fold-const.c (fold_sign_changed_comparison): Do not allow
13398 changes in pointer-ness.
13400 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13403 * config/sh/sh.c (sh_expand_prologue): Don't clear
13404 RTX_FRAME_RELATED_P for push insns.
13406 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13408 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13410 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13412 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13413 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13414 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13416 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13418 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13419 (*vec_concatv4sf_sse): This.
13420 (*sse2_concatv2si): Renamed to ...
13421 (*vec_concatv2si_sse2): This.
13422 (*sse1_concatv2si): Renamed to ...
13423 (*vec_concatv2si_sse): This.
13424 (*vec_concatv2di_rex): Renamed to ...
13425 (*vec_concatv2di_rex64): This.
13426 (*vec_concatv2si_sse4_1): New.
13427 (*vec_concatv2di_rex64_sse4_1): Likewise.
13429 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13431 PR rtl-optimization/36111
13432 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13433 that was created for swappable operands.
13435 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13438 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13439 * configure.ac: Add call to ACX_PROG_GNAT.
13441 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13443 * optc-gen.awk: Fix comment typo.
13445 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13447 * pretty-print.c (pp_integer_with_precision): Use
13448 HOST_LONG_LONG_FORMAT.
13450 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13452 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13454 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13456 * config/i386/i386.c (bdesc_ptest): Removed.
13457 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13458 (bdesc_args): Add __builtin_ia32_ptestz128,
13459 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13460 (ix86_init_mmx_sse_builtins): Updated.
13461 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13462 (ix86_expand_builtin): Updated.
13464 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13466 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13467 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13469 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13471 * value-prof.c (interesting_stringop_to_profile): Do not
13472 return early for BUILT_IN_MEMPCPY.
13474 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13476 * calls.c (expand_call): Don't use callgraph to increase
13477 preferred_stack_boundary.
13479 * cgraph.h (cgraph_rtl_info): Use unsigned on
13480 preferred_incoming_stack_boundary.
13482 * final.c (rest_of_clean_state): Use unsigned on
13483 preferred_stack_boundary.
13485 2008-05-09 Tom Tromey <tromey@redhat.com>
13487 PR preprocessor/22231:
13488 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13491 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13493 PR tree-optimization/36129
13494 * tree-ssa-ccp.c: Include value-prof.h.
13495 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13496 built-in function was folded to a constant.
13497 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13499 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13500 Sebastian Pop <sebastian.pop@amd.com>
13502 * tree-scalar-evolution.c: Document instantiate_scev.
13503 (instantiate_parameters_1): Renamed instantiate_scev_1.
13504 Don't use the same loop for instantiation_loop and evolution_loop.
13505 (instantiate_scev): New.
13506 (instantiate_parameters): Moved...
13507 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13508 same loop twice. Maintains the semantics for this function.
13509 * tree-scalar-evolution.h (instantiate_scev): Declare.
13510 (instantiate_parameters): ...here. Now static inline.
13511 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13512 instead of resolve_mixers.
13514 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13516 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13518 2008-05-09 Tomas Bily <tbily@suse.cz>
13520 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13521 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13522 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13523 * c-common.c (c_common_truthvalue_conversion): Likewise.
13524 * tree-object-size.c (compute_object_offset): Likewise.
13525 * tree-inline.c (estimate_num_insns_1): Likewise.
13526 * varasm.c (const_hash_1, compare_constant, copy_constant)
13527 (compute_reloc_for_constant, output_addressed_constants)
13528 (initializer_constant_valid_p): Likewise.
13529 * c-omp.c (check_omp_for_incr_expr): Likewise.
13530 * gimplify.c (gimplify_expr): Likewise.
13531 * c-typeck.c (c_finish_return): Likewise.
13532 * tree-vectorizer.c (supportable_widening_operation)
13533 (supportable_narrowing_operation): Likewise.
13534 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13535 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13536 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13537 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13538 (descr_info_loc): Likewise.
13539 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13540 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13541 (fold_unary): Likewise.
13542 * builtins.c (get_pointer_alignment): Likewise.
13543 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13544 (instantiate_parameters_1): Likewise.
13545 * tree.c (expr_align, stabilize_reference): Likewise.
13546 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13547 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13548 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13549 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13550 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13551 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13553 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13554 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13555 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13556 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13557 (forward_propagate_comparison)
13558 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13559 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13560 * emit-rtl.c (component_ref_for_mem_expr)
13561 (set_mem_attributes_minus_bitpos): Likewise.
13562 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13563 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13565 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13566 (build_function_call, pointer_diff, build_compound_expr)
13567 (c_finish_return): Likewise.
13568 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13569 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13571 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13572 * expr.c (is_aligning_offset): Likewise.
13573 * tree-ssa-alias.c (is_escape_site): Likewise.
13574 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13575 (check_all_va_list_escapes): Likewise.
13576 * tree-ssa-loop-ivopts.c (determine_base_object)
13577 (determine_common_wider_type): Likewise.
13578 * dojump.c (do_jump): Likewise.
13579 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13580 * tree-gimple.c (is_gimple_cast): Likewise.
13581 * fold-const.c (decode_field_reference, )
13582 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13583 (fold_binary): Likewise.
13584 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13585 (already_warned_in_frontend_p): Likewise.
13586 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13587 * tree.c (really_constant_p, get_unwidened): Likewise.
13588 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13589 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13590 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13592 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13594 (CONVERT_EXPR_P): Define.
13595 (CASE_CONVERT): Define.
13597 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13599 PR middle-end/36117
13600 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13601 (delete_unmarked_insns): When deleting a call, call
13602 delete_unreachable_blocks.
13603 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13604 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13606 2008-05-08 Richard Guenther <rguenther@suse.de>
13608 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13609 (-ftree-salias): Likewise.
13610 (salias-max-implicit-fields): Remove param documentation.
13611 (salias-max-array-elements): Likewise.
13612 * tree-pass.h (pass_create_structure_vars): Remove.
13613 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13614 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13615 * tree-ssa-alias.c (create_structure_vars): Remove.
13616 (gate_structure_vars): Likewise.
13617 (pass_create_structure_vars): Likewise.
13618 (gate_build_alias): Likewise.
13619 (pass_build_alias): Adjust to run always and dump the function.
13620 * common.opt (ftree-salias): Hide.
13621 * passes.c (init_optimization_passes): Remove
13622 pass_create_structure_vars, adjust comment.
13623 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13624 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13625 * opts.c (decode_options): Do not set flag_tree_salias.
13626 (common_handle_option): Add OPT_ftree_salias to the backward
13627 compatibility section.
13629 2008-05-08 Richard Guenther <rguenther@suse.de>
13631 * tree-flow-inline.h (var_can_have_subvars): Move ...
13632 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13633 * tree-flow.h (var_can_have_subvars): Remove.
13634 (push_fields_onto_fieldstack): Remove.
13635 (sort_fieldstack): Likewise.
13636 (struct fieldoff): Move ...
13637 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13638 alias_set and base_for_components fields.
13639 (sort_fieldstack): Make static.
13640 (push_fields_onto_fieldstack): Likewise. Remove code that
13641 handles anything but RECORD_TYPEs. Remove alias_set and
13642 base_for_components handling.
13643 (create_variable_info_for): Adjust.
13645 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13647 * common.opt (Wframe-larger-than=): Shorten the help message
13649 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13651 2008-05-08 Rafael Espíndola <espindola@google.com>
13653 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13655 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13656 trap and that both operands are gimple values.
13657 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13658 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13661 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13663 * read-rtl.c (join_c_conditions): Return the first string if the
13664 two strings are equal.
13666 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13668 * gensupport.h (pred_data): Add a "num_codes" field.
13669 (add_predicate_code): Declare.
13670 * gensupport.c (add_predicate_code): New function.
13671 (std_pred_table): Add an "allows_const_p" field.
13672 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13673 Remove the (incomplete) list of such codes from the codes field.
13674 (init_predicate_table): Use add_predicate_code. Add all
13675 RTX_CONST_OBJs if allows_const_p is true.
13676 * genrecog.c (process_define_predicate): Use add_predicate_code.
13678 2008-05-08 David Daney <ddaney@avtrex.com>
13679 Richard Sandiford <rsandifo@nildram.co.uk>
13681 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13682 special case of constant zero operands.
13683 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13684 old and new values. Special case constant zero values.
13685 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13687 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13688 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13690 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13693 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13694 similar RTX_CONST_OBJ before CONST_INT.
13696 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13698 * stmt.c (expand_stack_restore): Change sa mode if needed.
13700 2008-05-08 Richard Guenther <rguenther@suse.de>
13702 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13703 return type to bool.
13704 (ix86_sol10_return_in_memory): Likewise.
13705 (ix86_i386elf_return_in_memory): Likewise.
13706 (ix86_i386interix_return_in_memory): Likewise.
13707 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13708 (ix86_sol10_return_in_memory): Likewise.
13709 (ix86_i386elf_return_in_memory): Likewise.
13710 (ix86_i386interix_return_in_memory): Likewise.
13712 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13715 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13717 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13718 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13721 2008-05-08 Richard Guenther <rguenther@suse.de>
13723 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13724 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13725 (DR_SUBVARS): Remove.
13726 * tree-dfa.c (dump_subvars_for): Remove.
13727 (debug_subvars_for): Likewise.
13728 (dump_variable): Do not dump subvars.
13729 (remove_referenced_var): Do not remove subvars.
13730 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13731 (lookup_subvars_for_var): Remove.
13732 (get_subvars_for_var): Likewise.
13733 (get_subvars_at): Likewise.
13734 (get_first_overlapping_subvar): Likewise.
13735 (overlap_subvar): Likewise.
13736 * tree-flow.h (subvar_t): Remove.
13737 (struct var_ann_d): Remove subvars field.
13738 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13739 argument. Remove special handling of SFTs.
13740 (compute_tag_properties): Likewise.
13741 (set_initial_properties): Likewise.
13742 (compute_call_clobbered): Likewise.
13743 (count_mem_refs): Likewise.
13744 (compute_memory_partitions): Likewise.
13745 (compute_flow_insensitive_aliasing): Likewise.
13746 (setup_pointers_and_addressables): Likewise.
13747 (new_type_alias): Likewise.
13748 (struct used_part): Remove.
13749 (used_portions): Likewise.
13750 (struct used_part_map): Likewise.
13751 (used_part_map_eq): Likewise.
13752 (used_part_map_hash): Likewise.
13753 (free_used_part_map): Likewise.
13754 (up_lookup): Likewise.
13755 (up_insert): Likewise.
13756 (get_or_create_used_part_for): Likewise.
13757 (create_sft): Likewise.
13758 (create_overlap_variables_for): Likewise.
13759 (find_used_portions): Likewise.
13760 (create_structure_vars): Likewise.
13761 * tree.def (STRUCT_FIELD_TAG): Remove.
13762 * tree.h (MTAG_P): Adjust.
13763 (struct tree_memory_tag): Remove base_for_components and
13764 unpartitionable flags.
13765 (struct tree_struct_field_tag): Remove.
13766 (SFT_PARENT_VAR): Likewise.
13767 (SFT_OFFSET): Likewise.
13768 (SFT_SIZE): Likewise.
13769 (SFT_NONADDRESSABLE_P): Likewise.
13770 (SFT_ALIAS_SET): Likewise.
13771 (SFT_UNPARTITIONABLE_P): Likewise.
13772 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13773 (union tree_node): Remove sft field.
13774 * alias.c (get_alias_set): Remove special handling of SFTs.
13775 * print-tree.c (print_node): Remove handling of SFTs.
13776 * tree-dump.c (dequeue_and_dump): Likewise.
13777 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13778 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13779 * tree-predcom.c (set_alias_info): Do not set subvars.
13780 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13781 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13782 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13783 (add_vars_for_offset): Remove.
13784 (add_virtual_operand): Remove special handling of SFTs.
13785 (add_call_clobber_ops): Likewise.
13786 (add_call_read_ops): Likewise.
13787 (get_asm_expr_operands): Likewise.
13788 (get_modify_stmt_operands): Likewise.
13789 (get_expr_operands): Likewise.
13790 (add_to_addressable_set): Likewise.
13791 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13792 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13793 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13794 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13795 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13796 (tree_node_structure): Likewise.
13797 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13799 (find_what_p_points_to): Likewise.
13801 2008-05-08 Sa Liu <saliu@de.ibm.com>
13803 * config/spu/spu.md: Fixed subti3 pattern.
13805 2008-05-08 Richard Guenther <rguenther@suse.de>
13807 PR middle-end/36154
13808 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13809 sure to create a representative for trailing arrays for PTA.
13811 2008-05-08 Richard Guenther <rguenther@suse.de>
13813 PR middle-end/36172
13814 * fold-const.c (operand_equal_p): Two objects which types
13815 differ in pointerness are not equal.
13817 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13819 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13820 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13821 (emit_library_call_value_1): Add new variable fndecl initialized by
13822 NULL_TREE. It should be the decl type of orgfun, but this information
13823 seems not to be available here, so it uses the default calling abi.
13824 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13825 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13826 by TARGET_RETURN_IN_MEMORY.
13827 * config/i386/i386-interix.h: Likewise.
13828 * config/i386/i386.h: Likewise.
13829 * config/i386/i386elf.h: Likewise.
13830 * config/i386/ptx4-i.h: Likewise.
13831 * config/i386/sol2-10.h: Likewise.
13832 * config/i386/sysv4.h: Likewise.
13833 * config/i386/vx-common.h: Likewise.
13834 * config/cris/cris.h: Removed #if 0 clause.
13835 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13836 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13838 (ix86_sol10_return_in_memory): Likewise.
13839 (ix86_i386elf_return_in_memory): New.
13840 (ix86_i386interix_return_in_memory): New.
13841 * config/mt/mt-protos.h (mt_return_in_memory): New.
13842 * config/mt/mt.c: Likewise.
13843 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13844 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13845 * config/bfin/bfin.h: Likewise.
13846 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13848 * config/bfin/bfin.c: Likewise.
13849 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13850 * config/alpha/unicosmk.h: Likewise.
13851 * config/i386/cygming.h: Likewise.
13852 * config/iq2000/iq2000.h: Likewise.
13853 * config/mips/mips.h: Likewise.
13854 * config/mn10300/mn10300.h: Likewise.
13855 * config/rs6000/rs6000.h: Likewise.
13856 * config/score/score.h: Likewise.
13857 * config/spu/spu.h: Likewise.
13858 * config/v850/v850.h: Likewise.
13859 * defaults.h: Likewise.
13860 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13861 * expr.c (emit_block_move): Adjust use of
13862 OUTGOING_REG_PARM_STACK_SPACE.
13863 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13864 OUTGOING_REG_PARM_STACK_SPACE.
13865 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13867 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13869 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13870 on OMP_RETURN for OMP_FOR.
13873 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13874 (fortran_common): New function.
13875 (gen_variable_die): Call fortran_common instead of common_check,
13876 adjust for it returning tree instead of rtx. Formatting.
13878 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13882 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13883 * c-decl.c (merge_decls): Ditto.
13884 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13885 to RTL_CONST_OR_PURE_CALL_P.
13886 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13887 Initialized DECL_LOOPING_CONST_PURE.
13888 (process_call_operands): Set tree_side_effects properly.
13889 * tree.h (TREE_READONLY_DECL_P): Removed.
13890 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13891 (DECL_LOOPING_OR_CONST_P): New macro.
13892 (struct tree_function_decl): Added looping_const_or_pure_p.
13893 (ECF_*) Renumbered.
13894 (ECF_LOOPING_OR_CONST_P): New macro.
13895 * rtlanal.c (pure_const_p): Removed.
13896 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13897 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13898 to RTL_CONST_CALL_P.
13899 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13900 (check_decl, check_tree, check_call, scan_function): Initialize
13902 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13903 (static_execute): Set looping true for recursive functions.
13904 Undo setting state to IPA_NEITHER for recursive functions.
13905 * cse.c (cse_insn):
13906 * ifcvt.c (noce_can_store_speculate_p): Changed
13907 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13908 RTL_CONST_OR_PURE_CALL_P.
13909 * dse.c (scan_insn): Ditto.
13910 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13911 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13912 RTL_CONST_OR_PURE_CALL_P.
13913 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13914 pure_call_p to RTL_CONST_CALL_P.
13915 * gimplify.c (gimplify_call_expr): Clear side effects for
13916 non-looping pure and constant calls.
13917 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13918 (flags_from_decl_or_type): Set ecf flags from decl flags.
13919 (initialize_argument_information): Turn off
13920 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13921 Change const to pure if callee_copies is true rather than just
13923 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13924 way of marking pure calls.
13925 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13926 Remove hack that was supposed to fix pr7335 and remove old
13927 way of marking pure calls.
13928 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13929 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13930 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13931 RTL_CONST_OR_PURE_CALL_P.
13932 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13933 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13934 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13935 * sched-deps.c (schedule_analyze): Ditto.
13936 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13937 return_val field of calls to represent pure and const function info.
13938 (CONST_OR_PURE_CALL_P): Deleted macro.
13939 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13940 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13941 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13943 * tree-optimize.c (execute_fixup_cfg): Added test for
13944 ECF_LOOPING_CONST_OR_PURE.
13945 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13947 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13948 effects for looping pure or const calls.
13949 (verify_gimple_expr): Added verification code.
13950 * config/alpha/alpha.c (alpha_legitimize_address,
13951 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13953 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13954 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13955 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13956 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13957 RTL_CONST_OR_PURE_CALL_P.
13958 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13959 and const calls to be deleted.
13961 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13964 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13965 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13966 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13967 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13968 to handle nonimmediate operands.
13969 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13970 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13971 to handle nonimmediate operands.
13972 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13973 (mmx_pmulhrwv4hi3): New expander. Use
13974 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13975 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13976 (sse2_umulv1siv1di3): New expander. Use
13977 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13978 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13979 (mmx_eq<mode>3): New expander. Use
13980 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13981 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13982 (mmx_uavgv8qi3): New expander. Use
13983 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13984 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13985 (mmx_uavgv4hi3): New expander. Use
13986 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13988 * config/i386/sse.md
13989 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13990 to handle nonimmediate operands.
13991 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13992 to handle nonimmediate operands.
13993 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13994 to handle nonimmediate operands.
13995 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13996 to handle nonimmediate operands.
13997 (sse2_unpckhpd_exp): New expander. Use
13998 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13999 (sse2_unpcklpd_exp): New expander. Use
14000 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14001 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
14002 to handle nonimmediate operands.
14003 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
14004 to handle nonimmediate operands.
14005 (*sse2_<plusminus_insn><mode>3): Rename from
14006 sse2_<plusminus_insn><mode>3 insn pattern.
14007 (sse2_<plusminus_insn><mode>3): New expander. Use
14008 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14009 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
14010 (sse2_umulv2siv2di3): New expander. Use
14011 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14012 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
14013 (sse4_1_mulv2siv2di3): New expander. Use
14014 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14015 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
14016 (sse2_pmaddwd): New expander. Use
14017 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14018 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
14019 (sse2_eq<mode>3): New expander. Use
14020 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14021 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
14022 (sse4_1_eqv2di3): New expander. Use
14023 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14024 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14025 (sse2_uavgv16qi3): New expander. Use
14026 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14027 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14028 (sse2_uavgv16qi3): New expander. Use
14029 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14030 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
14031 (sse2_uavgv8hi3): New expander. Use
14032 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14033 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
14034 (ssse3_pmulhrswv8hi3): New expander. Use
14035 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14036 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
14037 (ssse3_pmulhrswv4hi3): New expander. Use
14038 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14040 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
14041 (<sse>_vmmul<mode>3): Ditto.
14042 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
14044 (ssse3_pmaddubsw128): Use register_operand for operand 1.
14045 (ssse3_pmaddubsw): Ditto.
14047 * config/i386/i386.c (struct_builtin_description)
14048 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
14049 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
14050 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
14051 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
14052 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
14053 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
14054 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
14055 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
14056 (ix86_fixup_binary_operands): Assert that src1
14057 and src2 must have the same mode when swapped.
14058 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
14059 and ix86_binary_operator_ok. Do not force operands in registers
14062 2008-05-07 Jan Hubicka <jh@suse.cz>
14064 * cgraph.c (dump_cgraph_node): Update.
14065 * cgraph.h (cgraph_local_info): Break out inline summary.
14066 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
14068 * ipa-inline (inline_summary): New accestor function.
14069 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
14070 cgraph_decide_inlining, compute_inline_parameters): Update.
14071 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
14073 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14075 Cleanup ColdFire scheduling support and add V4 pipeline model.
14077 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
14078 (define_attr cpu): Add cfv4 value.
14079 (define_attr type, define_attr type1): Merge into a single 'type'
14080 attribute. Update all uses.
14081 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
14082 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
14084 (define_attr opx_mem, define_attr opy_mem): Remove.
14085 (define_attr op_mem): Clean up, update comment.
14086 (define_attr size): Use specific values instead of general int.
14087 (define_attr guess, define_attr split): Remove. Update all uses.
14088 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
14089 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
14090 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
14091 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
14092 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
14093 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
14094 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
14095 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
14096 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
14097 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
14098 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
14099 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
14100 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
14101 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
14102 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
14103 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
14104 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
14105 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
14106 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
14107 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
14108 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
14109 Update or set attributes.
14110 (stack_tie): New fake instruction.
14112 * config/m68k/m68k.h (TUNE_CFV4): New macro.
14113 (m68k_sched_attr_size): Update declaration.
14114 (m68k_sched_attr_type2): Remove.
14115 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
14116 Declare new bypass predicates.
14118 * config/m68k/m68k.c (m68k_sched_issue_rate,
14119 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
14121 (TARGET_SCHED_ISSUE_RATE,
14122 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
14123 (override_options): Handle scheduling for ColdFire V4 core.
14124 (m68k_expand_prologue): Emit stack_tie.
14125 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
14126 'OP_TYPE_FPN'. Update all uses.
14127 (sched_guess_p): Remove.
14128 (sched_address_type): Handle symbolic addresses.
14129 (sched_get_operand): New static function.
14130 (sched_operand_type): Merge into sched_attr_op_type.
14131 (sched_attr_op_type): Handle FP registers, handle quick constants,
14133 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
14134 (m68k_sched_attr_size): Update. Move logic to ...
14135 (sched_get_attr_size_int): New static function.
14136 (sched_get_opxy_mem_type): New static function.
14137 (m68k_sched_attr_op_mem): Update.
14138 (m68k_sched_attr_type2): Remove.
14139 (sched_cfv4_bypass_data): New static variable.
14140 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
14141 (m68k_sched_issue_rate): Implement scheduler hook.
14142 (struct _sched_ib: enabled_p): New field.
14143 (m68k_sched_variable_issue): Update. Handle V4.
14144 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
14145 sched_dump_class_func_t, sched_dump_split_class,
14146 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
14147 sched_dump_dfa_class, m68k_sched_dump): Remove.
14148 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
14150 (m68k_sched_init_global): Remove statisctics dumping, introduce
14151 sanity check that all instructions have pipeline reservations. Handle
14153 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14154 Handle ColdFire V4 core.
14155 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
14156 New static functions.
14157 (m68k_sched_address_bypass_p): New bypass predicate.
14158 (sched_get_indexed_address_scale): New static function.
14159 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
14161 * cf.md: Update comments.
14162 (define_attr type2): Remove. Use 'type' attribute instead.
14164 (cf_ib): Rename to cfv123_ib. Update all uses.
14165 (cf_oep): Rename to cfv123_oep. Update all uses.
14166 (cf_chr): Rename to cfv123_chr. Update all uses.
14167 (cf_mem): Rename to cfv123_mem. Update all uses.
14168 (cf_mac): Move to more appropriate place.
14169 (cfv123_guess): New automaton and cpu_unit.
14170 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
14171 Update uses of 'size' attribute. Handle before reload scheduling.
14172 (cfv123_guess): New dummy reservation for unhandled instructions.
14173 (cfv4_*): Pipeline description of ColdFire V4 core.
14174 (ignore): New reservation to handle 'ignore' type.
14176 2008-05-07 Ian Lance Taylor <iant@google.com>
14178 PR middle-end/36013
14179 * gimplify.c (find_single_pointer_decl_1): Don't look through
14181 (find_single_pointer_decl): Adjust comments.
14183 2008-05-07 Jakub Jelinek <jakub@redhat.com>
14185 PR middle-end/36137
14186 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
14187 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
14189 PR middle-end/36106
14190 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
14191 integral type rather than floating point, then VIEW_CONVERT_EXPR
14192 to the floating point type.
14194 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14196 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
14197 TFmode op0 to register.
14199 2008-05-07 Alan Modra <amodra@bigpond.net.au>
14201 * c-decl.c (grokdeclarator): Comment typo.
14203 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
14205 * tree-flow.h: Remove prototype for computed_goto_p.
14206 * tree-cfg.c (computed_goto_p): Make static.
14208 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
14211 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
14212 (contains_aligned_value_p): This. Handle _Decimal128.
14213 (ix86_function_arg_boundary): Only align _Decimal128 to its
14214 natural boundary and handle it properly.
14216 2008-05-06 Martin Jambor <mjambor@suse.cz>
14218 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
14219 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
14220 (ipcp_method_set_orig_node): Removed.
14221 (ipcp_cval_get_cvalue_type): Removed.
14222 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
14223 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
14224 (ipcp_cval_set_cvalue_type): Removed.
14225 (ipcp_cval_get_cvalue): Removed.
14226 (ipcp_cval_set_cvalue): Removed.
14227 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
14228 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
14229 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
14230 (ipcp_cval_meet): Renamed to ipa_lattice_meet
14231 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
14232 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
14233 (ipcp_get_ith_lattice): Changed parameters.
14234 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
14235 (ipcp_lattice_from_jfunc): Changed parameters.
14236 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
14237 (ipcp_method_cval_print): Added temporary variable info.
14238 (ipcp_redirect): Removed already unused local variable caller.
14239 (ipcp_redirect): New temporary variable orig_callee_info
14240 (ipcp_redirect): Removed newly unused local variable callee.
14241 (ipcp_redirect): Removed (a bit confusing) local variable type.
14242 (ipcp_insert_stage): Added local variable info.
14243 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
14245 (ipcp_formal_create): Removed.
14246 (ipcp_method_cval_set): Removed.
14247 (ipcp_propagate_stage): Renamed lattice variables.
14248 (ipcp_method_cval_set_cvalue_type): Removed.
14249 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
14250 (ipcp_print_all_lattices): Changed printed strings to refer to
14251 lattices rather than cvals.
14252 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
14253 (ipcp_propagate_const): Changed formal parameters.
14254 (build_const_val): Changed formal parameters.
14255 (ipcp_insert_stage): Removed useless variable cvalue
14256 (build_const_val): Changed formal parameters.
14257 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
14258 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
14259 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
14260 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
14261 (ipcp_print_func_profile_counts): Changed string from "method" to
14263 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
14264 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
14265 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
14266 (ipcp_structures_print): Renamed to ipcp_print_all_structures
14267 (ipcp_profile_print): Renamed to ipcp_print_profile_data
14268 (ipcp_lat_is_const): Changed parameters and made inline.
14269 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
14270 (ipcp_redirect): Renamed to ipcp_need_redirect_p
14271 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
14272 the predicate condition directly
14273 (ipcp_propagate_stage): Added local variable args. Removed local
14274 variable callee. (Both are mere code simplifications.)
14275 (ipcp_method_dont_insert_const): Renamed to
14276 ipcp_node_not_modifiable_p.
14277 (ipcp_node_not_modifiable_p): Made inline.
14278 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
14279 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
14280 (ipcp_print_all_lattices): Removed variable cvalue
14281 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
14284 2008-05-06 Olivier Hainque <hainque@adacore.com>
14286 * tree-sra.c (try_instantiate_multiple_fields): Early return
14287 if field has POINTER_TYPE.
14289 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
14291 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
14292 by using 'q' specifier for instruction.
14293 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
14295 2008-05-06 Anatoly Sokolov <aesok@post.ru>
14297 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14298 Change mode of zero_extract from QImode to HImode.
14299 (sign bit tests peepholes): (Ditto.).
14301 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
14303 * config/i386/mmx.md: Remove double backslashes from asm templates.
14304 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
14305 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14306 to handle nonimmediate operands.
14307 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
14308 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14309 to handle nonimmediate operands.
14310 (*mmx_<code>v2sf3_finite): New insn pattern.
14311 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
14312 (mmx_<code>v2sf3): New expander. Use
14313 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14314 (mmx_<plusminus_insn><mode>3): New expander. Use
14315 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14316 (*mmx_<plusminus_insn><mode>3): New insn pattern.
14317 (mmx_add<mode>3): Removed.
14318 (mmx_ssadd<mode>3): Ditto.
14319 (mmx_usadd<mode>3): Ditto.
14320 (mmx_sub<mode>3): Ditto.
14321 (mmx_sssub<mode>3): Ditto.
14322 (mmx_ussub<mode>3): Ditto.
14323 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
14324 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
14325 to handle nonimmediate operands.
14326 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
14328 (mmx_smulv4hi3_highpart): New expander. Use
14329 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14330 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
14332 (mmx_umulv4hi3_highpart): New expander. Use
14333 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14334 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
14335 (mmx_<code>v4hi3): New expander. Use
14336 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14337 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
14338 (mmx_<code>v8qi3): New expander. Use
14339 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14340 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
14341 (mmx_<code><mode>3): New expander. Use
14342 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14344 2008-05-05 Jan Hubicka <jh@suse.cz>
14346 PR tree-optimization/36118
14347 * passes.c (pass_init_dump_file): Fix dump header.
14349 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14351 PR middle-end/36141
14352 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14353 VCE for function decls.
14355 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14357 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14359 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14361 * config/i386/i386.md (sat_plusminus): New.
14362 (plusminus_insn): Likewise.
14363 (plusminus_mnemonic): Likewise.
14365 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14366 (*<addsub><mode>3_cc_overflow): Renamed to ...
14367 (*<plusminus_insn><mode>3_cc_overflow): This.
14368 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14369 (*<plusminus_insn>si3_zext_cc_overflow): This.
14371 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14372 (<plusminus_insn><mode>3): This.
14373 (*<addsub><mode>3): Renamed to ...
14374 (*<plusminus_insn><mode>3): This.
14375 (<sse>_vm<addsub><mode>3): Renamed to ...
14376 (<sse>_vm<plusminus_insn><mode>3): This.
14377 (sse3_h<addsub>v4sf3): Renamed to ...
14378 (sse3_h<plusminus_insn>v4sf3): This.
14379 (sse3_h<addsub>v2df3): Renamed to ...
14380 (sse3_h<plusminus_insn>v2df3): This.
14381 (<plusminus_insn><mode>3): New.
14382 (*<plusminus_insn><mode>3): Likewise.
14383 (sse2_<plusminus_insn><mode>3): Likewise.
14384 (add<mode>): Removed.
14385 (*add<mode>3): Likewise.
14386 (sse2_ssadd<mode>3): Likewise.
14387 (sse2_usadd<mode>3): Likewise.
14388 (sub<mode>3): Likewise.
14389 (*sub<mode>3): Likewise.
14390 (sse2_sssub<mode>3): Likewise.
14391 (sse2_ussub<mode>3): Likewise.
14393 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14395 * gthr-single.h: Add in required interface elements as per gthr.h.
14396 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14397 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14398 Generalize UNUSED macro.
14399 (__gthread_once): Add.
14400 (__gthread_key_create): Add.
14401 (__gthread_key_delete): Add.
14402 (__gthread_getspecific): Add.
14403 (__gthread_setspecific): Add.
14405 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14407 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14408 the same size types for the indirect reference on the rhs, then
14411 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14413 * config/i386/i386.md
14414 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14415 one insn template instead of template series.
14416 (*xordi_1_rex64): Ditto.
14417 (*xordi_2_rex64): Ditto.
14419 2008-05-05 Ira Rosen <irar@il.ibm.com>
14421 PR tree-optimization/36119
14422 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14425 2008-06-04 Jan Hubicka <jh@suse.cz>
14427 tree-optimization/36100
14428 * tree-pass.h (pass_O0_always_inline): Declare.
14429 * ipa-inline.c (inline_transform): Remove dead code.
14430 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14431 pass_O0_always_inline): New.
14432 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14434 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14436 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14437 mnemonic in this_param move for TARGET_64BIT.
14439 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14441 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14442 (*strmovsi_rex_1): Ditto.
14443 (*strsetsi_1): Ditto.
14444 (*strsetsi_rex_1): Ditto.
14446 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14447 adddicc expanders using SWI mode iterator.
14449 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14452 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14455 2008-05-04 David S. Miller <davem@davemloft.net>
14457 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14458 (sparc*-*-linux*): Use linux.h in tm_file.
14459 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14460 compiler defaulting to 32-bit.
14461 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14463 * config/sparc/linux.h: Remove definitions now obtained
14464 properly from linux.h
14465 * config/sparc/linux64.h: Likewise.
14466 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14467 don't want this setting for 32-bit builds in a biarch compiler.
14468 * doc/install.texi: Add sparc-linux to list of targets
14469 supporting --enable-targets=all.
14471 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14473 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14475 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14477 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14478 after V4SI_FTYPE_V8HI.
14479 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14480 case V4SI_FTYPE_V2DF.
14482 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14484 * doc/invoke.texi (max-flow-memory-locations): Removed.
14485 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14487 2008-05-03 Richard Guenther <rguenther@suse.de>
14489 PR middle-end/34973
14490 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14492 2008-05-02 David S. Miller <davem@davemloft.net>
14494 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14496 2008-05-02 Simon Baldwin <simonb@google.com>
14499 * c-common.h (warn_array_subscript_range): Removed.
14500 * c-common.c (warn_array_subscript_range): Ditto.
14501 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14502 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14504 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14506 * config/i386/i386.c (ix86_special_builtin_type): New.
14507 (bdesc_special_args): Likewise.
14508 (ix86_expand_special_args_builtin): Likewise.
14509 (ix86_init_mmx_sse_builtins): Updated.
14510 (ix86_expand_builtin): Updated.
14511 (ix86_expand_store_builtin): Removed.
14512 (ix86_expand_unop_builtin): Likewise.
14514 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14515 * config/i386/mmintrin.h (__v2sf): Here.
14517 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14519 (_mm_loadl_pi): Likewise.
14520 (_mm_storeh_pi): Replace __v2si with __v2sf.
14521 (_mm_storel_pi): Likewise.
14523 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14524 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14525 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14526 __builtin_ia32_loadlpd.
14528 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14530 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14531 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14532 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14533 (ix86_init_mmx_sse_builtins): Updated.
14534 (ix86_expand_args_builtin): Likewise.
14535 (ix86_expand_builtin): Likewise.
14536 (ix86_expand_unop1_builtin): Renamed to ...
14537 (ix86_expand_unop_vec_merge_builtin): This.
14539 2008-05-01 Jan Hubicka <jh@suse.cz>
14542 * ipa-inline.c (inline_generate_summary): Make static.
14543 (inline_transform): Do not call inlining at -O0; make static.
14544 * passes.c (execute_todo): Add sanity check.
14545 (execute_one_ipa_transform_pass): Execute proper flags.
14547 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14549 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14550 (DECL_NONADDRESSABLE_P): Likewise.
14551 * alias.c (record_component_aliases): Fix comment.
14553 2008-05-01 Simon Baldwin <simonb@google.com>
14555 * c-common.h (warn_array_subscript_range): New function.
14556 * c-common.c (warn_array_subscript_range): Ditto.
14557 * tree-vrp.c (check_array_ref): Corrected code to agree with
14558 comment, ignoring only arrays of size 0 or size 1.
14559 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14561 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14563 * config/i386/i386.c (ix86_builtin_type): Replace
14564 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14565 (bdesc_args): Updated.
14566 (ix86_init_mmx_sse_builtins): Likewise.
14567 (ix86_expand_args_builtin): Likewise.
14569 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14572 * doc/extend.texi: Correct __builtin_ia32_palignr.
14574 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14577 * config/i386/i386.c (bdesc_crc32): Removed.
14578 (ix86_expand_crc32): Likewise.
14579 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14580 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14581 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14582 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14583 UINT_FTYPE_UINT_UCHAR.
14584 (bdesc_args): Updated. Add crc32 builtins.
14585 (ix86_init_mmx_sse_builtins): Updated.
14586 (ix86_expand_args_builtin): Updated to support subreg.
14588 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14590 2008-05-01 Jan Hubicka <jh@suse.cz>
14592 * tree-pass.h (opt_pass): Add IPA_PASS.
14593 (varpool_node, cgraph_node): Forward declare.
14594 (ipa_opt_pass): Define.
14595 (pass_ipa_inline): Turn into ipa_opt_pass.
14596 (pass_apply_inline): Remove.
14597 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14598 (apply_inline): Turn into ....
14599 (inline_transform): ... this one.
14600 (inline_generate_summary): New function.
14601 (pass_apply_inline): Remove.
14602 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14604 (struct function): Add ipa_transforms_to_apply.
14605 * passes.c (register_one_dump_file): Work on IPA_PASS.
14606 (init_optimization_passes): Remove pass_inline_parameters and
14608 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14609 (execute_one_pass) ... here; apply transforms when possible.
14610 (add_ipa_transform_pass, execute_ipa_summary_asses,
14611 execute_one_ipa_transform_pass): New.
14612 (execute_ipa_pass_list): Update for IPA_PASS type.
14614 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14616 * config/i386/i386.c (ix86_builtin_type): Add
14617 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14618 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14619 (bdesc_args): Add SSE4a builtins.
14620 (ix86_init_mmx_sse_builtins): Updated.
14621 (ix86_expand_args_builtin): Likewise.
14622 (ix86_expand_builtin): Likewise.
14624 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14626 * config/i386/i386.c (ix86_builtin_type): Add
14627 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14628 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14629 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14630 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14631 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14632 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14633 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14634 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14635 and DI_FTYPE_DI_DI_INT.
14636 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14637 (ix86_init_mmx_sse_builtins): Updated.
14638 (ix86_expand_args_builtin): Likewise.
14639 (ix86_expand_builtin): Likewise.
14640 (ix86_expand_binop_imm_builtin): Removed.
14642 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14644 2008-04-30 Richard Guenther <rguenther@suse.de>
14646 PR tree-optimization/32921
14647 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14649 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14651 * config/arm/arm.c (arm_unwind_emit): Use
14652 crtl->all_throwers_are_sibcalls instead of
14653 cfun->all_throwers_are_sibcalls.
14654 (arm_output_fn_unwind): Likewise.
14655 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14656 instead of cfun->uses_pic_offset_table.
14657 (frv_expand_prologue): Likewise.
14658 (frv_frame_pointer_required): Likewise.
14659 (frv_expand_fdpic_call): Likewise.
14660 (frv_emit_movsi): Likewise.
14661 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14662 cfun->returns_pcc_struct instead of
14663 current_function_returns_pcc_struct.
14664 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14665 instead of cfun->calls_eh_return.
14666 (m32c_pushm_popm): Likewise.
14667 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14668 "extern" declaration.
14670 2008-04-30 Richard Guenther <rguenther@suse.de>
14672 PR tree-optimization/21636
14673 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14675 (evaluate_stmt): Print the likely value.
14676 (ccp_visit_stmt): Avoid excessive vertical spacing.
14678 2008-04-30 Rafael Espíndola <espindola@google.com>
14680 * builtins.c (fold_call_expr): Return realret.
14681 * tree-ssa-threadedge.c
14682 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14683 __builtin_object_size.
14685 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14687 * gcc.c (wrapper_string): New variable.
14688 (insert_wrapper): New function.
14689 (execute): New option -wrapper.
14690 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14692 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14694 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14695 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14696 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14698 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14699 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14700 config/rs6000/e500crtres64gprctr.asm,
14701 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14702 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14703 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14704 config/rs6000/e500crtsav64gprctr.asm,
14705 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14706 config/rs6000/e500crtsavg64gprctr.asm: New files.
14707 * config/rs6000/t-ppccomm: Add build rules for new files.
14708 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14709 * config/rs6000/t-netbsd: Add build rules for new files.
14710 (LIB2FUNCS_STATIC_EXTRA): New variable.
14711 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14712 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14713 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14715 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14717 * config/i386/i386.c (ix86_builtin_type): Add
14718 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14719 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14720 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14721 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14722 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14723 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14724 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14725 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14726 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14727 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14728 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14729 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14730 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14731 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14732 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14733 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14734 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14735 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14736 V1DI_FTYPE_V2SI_V2SI.
14737 (bdesc_2arg): Moved to ...
14738 (bdesc_args): Here.
14739 (ix86_init_mmx_sse_builtins): Updated.
14740 (ix86_expand_args_builtin): Updated. Take a pointer
14741 to const struct builtin_description. Handle comparison
14743 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14744 (ix86_expand_builtin): Updated.
14746 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14747 (ssse3_pmaddubsw128): This.
14748 (ssse3_pmaddubswv4hi3): Renamed to ...
14749 (ssse3_pmaddubsw): This.
14751 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14752 (__builtin_ia32_packssdw128): Likewise.
14753 (__builtin_ia32_packuswb128): Likewise.
14754 (__builtin_ia32_pmaddubsw): Likewise.
14755 (__builtin_ia32_pmaddubsw128): Likewise.
14757 2008-04-30 Richard Guenther <rguenther@suse.de>
14759 PR tree-optimization/14847
14760 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14761 (recognize_bits_test): Use it.
14762 (recognize_single_bit_test): Likewise.
14764 2008-04-30 Martin Jambor <mjambor@suse.cz>
14766 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14767 instead of setting number of formal parameters to zero.
14768 (ipcp_init_stage): Do not set the number of actual parameters to zero
14770 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14771 which are called with variable number of arguments.
14772 (ipcp_insert_stage): Explicitely skipping all nodes which are
14773 called with variable number of arguments.
14774 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14775 number of parameters.
14777 * ipa-prop.h (struct ipa_node_params): Added flag
14778 called_with_var_arguments
14779 (ipa_set_param_count): Added. Changed sole setter to use it.
14780 (ipa_get_param_count): Added. All readers of param_count
14781 converted to use it instead.
14782 (ipa_set_called_with_variable_arg): Added.
14783 (ipa_is_called_with_var_arguments): Added.
14784 (ipa_get_ith_param): Added. All readers of param_decls converted
14786 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14788 (ipa_get_cs_argument_count): Added, all readers of argument_count
14790 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14793 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14794 (struct ipcp_lattice): Renamed cval_type to type
14795 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14797 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14798 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14799 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14800 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14801 (build_const_val): Changed the type of parameter cvalue to tree
14802 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14803 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14805 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14808 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14809 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14810 (ipa_add_method): Renamed to ipa_push_func_to_list
14811 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14812 (ipa_callsite_param_count): Removed.
14813 (ipa_callsite_param_count_set): Removed.
14814 (ipa_callsite_param): Removed.
14815 (ipa_callsite_callee): Removed.
14816 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14817 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14818 (ipa_method_formal_count): Removed.
14819 (ipa_method_formal_count_set): Removed.
14820 (ipa_method_get_tree): Removed.
14821 (ipa_method_tree_map_create): Removed.
14822 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14823 (ipa_create_param_decls_array): Creates the array itself
14824 (ipa_create_param_decls_array): Temporary variable info instead of
14825 a few dereferences.
14826 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14827 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14828 (get_type): Removed.
14829 (ipa_jf_get_info_type): Removed.
14830 (ipa_node_create): Renamed to ipa_create_node_params
14831 (ipa_free): Renamed to ipa_free_all_node_params
14832 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14833 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14834 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14835 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14836 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14837 ipa_free_all_edge_args
14838 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14839 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14840 (ipa_create_methodlist_node): Removed.
14841 (ipa_methodlist_method): Removed.
14842 (ipa_methodlist_method_set): Removed.
14843 (ipa_methodlist_next_method): Removed.
14844 (ipa_methodlist_next_method_set): Removed.
14845 (ipa_method_is_modified): Removed.
14846 (ipa_method_modify_create): Removed.
14847 (ipa_method_modify_init): Temporary variable info instead of a few
14849 (ipa_detect_param_modifications): Temporary variable info instead of
14850 a few dereferences.
14851 (ipa_compute_jump_functions): Temporary variable info instead of
14852 a few dereferences.
14853 (ipa_method_modify_set): Removed.
14854 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14855 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14856 than craph_node as the first parameter.
14857 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14858 (ipa_method_modify_init): Removed.
14859 (ipa_compute_jump_functions): Added a temp variable instead of
14860 repeatadly dereferencing the cgraph_edge.aux pointer
14861 (ipa_callsite_param_set_type): Removed.
14862 (ipa_compute_jump_functions): i renamed to index and moved to
14864 (ipa_callsite_param_set_info_type_formal): Removed.
14865 (ipa_callsite_param_set_info_type): Removed.
14866 (ipa_callsite_param_map_create): Removed.
14867 (ipa_callsite_tree): Removed.
14868 (ipa_callsite_caller): Removed.
14869 (ipa_pop_func_from_list): return_method removed to return_func
14871 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14872 prefixed all values with IPA_. Changed all users.
14873 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14874 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14875 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14876 (union parameter_info): Renamed to jump_func_value.
14877 (union jump_func_value): Renamed value to constant
14878 (struct ipa_jump_func): Renamed info_type to value
14879 (struct ipa_node): Renamed to ipa_node_params
14880 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14881 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14882 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14883 (struct ipa_edge): Renamed to ipa_edge_args
14884 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14885 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14886 (struct ipa_methodlist): Renamed to ipa_func_list
14887 (struct ipa_func_list): method_p renamed to node, next_method
14889 (ipa_methodlist_p): Removed, switched all users to struct pointer
14890 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14892 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14894 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14895 (rs6000_emit_epilogue): Use backchain to restore only when we
14896 have a large frame. Make use of frame pointer to restore if we
14897 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14899 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14901 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14902 Add mode to zero_extract.
14903 (sign bit tests peepholes): (Ditto.).
14905 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14907 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14908 Instructions in comments with SSE3.
14909 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14910 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14911 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14912 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14913 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14914 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14915 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14916 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14917 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14918 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14919 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14920 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14921 (bdesc_sse_args): Renamed to ...
14922 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14923 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14924 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14925 IX86_BUILTIN_FABSQ.
14926 (bdesc_1arg): Moved to ...
14927 (bdesc_args): Here.
14928 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14929 Instructions in comments with SSE3.
14930 (ix86_expand_sse_operands_builtin): Renamed to ...
14931 (ix86_expand_args_builtin): This. Updated.
14932 (ix86_expand_unop1_builtin): Update comments.
14933 (ix86_expand_builtin): Updated.
14935 2008-04-29 Richard Guenther <rguenther@suse.de>
14937 PR tree-optimization/36078
14938 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14939 Update virtual SSA form after cleaning up the CFG.
14941 2008-04-29 Richard Guenther <rguenther@suse.de>
14943 PR middle-end/15255
14944 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14946 2008-04-29 Richard Guenther <rguenther@suse.de>
14948 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14949 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14950 (compute_flow_insensitive_aliasing): Do not treat
14951 PTR_IS_REF_ALL pointers special.
14952 (get_smt_for): Likewise.
14953 (may_alias_p): Re-structure.
14954 (is_escape_site): A ref-all pointer conversion is not an escape site.
14955 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14956 PTR_IS_REF_ALL pointers special.
14957 * tree-ssa-structalias.h (struct alias_info): Remove
14958 ref_all_symbol_mem_tag field.
14959 (PTR_IS_REF_ALL): Remove.
14961 2008-04-29 Richard Guenther <rguenther@suse.de>
14963 PR middle-end/36077
14964 * fold-const.c (extract_muldiv_1): In combining division constants
14965 make sure to never overflow.
14967 2008-04-29 Nick Clifton <nickc@redhat.com>
14969 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14971 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14974 * optc-gen.awk: Work around HP-UX/IA awk bug.
14976 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14978 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14981 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14984 * config/i386/i386.md
14985 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14986 Change operand 1 predicate to nonimmediate_operand.
14988 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14991 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14993 * gengtype.c (walk_type, write_func_for_structure): Handle
14995 * doc/gty.texi: Document chain_circular.
14997 2008-04-28 Richard Guenther <rguenther@suse.de>
14999 PR tree-optimization/36066
15000 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
15003 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15006 * config/i386/i386.md
15007 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
15008 Use match_scratch instead of match_operand for operands 3 and 4.
15010 2008-04-27 Richard Guenther <rguenther@suse.de>
15012 PR tree-optimization/18754
15013 PR tree-optimization/34223
15014 * tree-pass.h (pass_complete_unrolli): Declare.
15015 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
15016 loop size before and after unconditionally of UL_NO_GROWTH in effect.
15017 Rewrite loop into loop closed SSA form if it is not already.
15018 (tree_unroll_loops_completely): Re-structure to iterate over
15019 innermost loops with intermediate CFG cleanups.
15020 Unroll outermost loops only if requested or the code does not grow
15022 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
15023 loops are available.
15024 (tree_vectorize): Instead do so here.
15025 (tree_complete_unroll): Also unroll outermost loops.
15026 (tree_complete_unroll_inner): New function.
15027 (gate_tree_complete_unroll_inner): Likewise.
15028 (pass_complete_unrolli): New pass.
15029 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
15030 uses outside of the loop.
15031 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
15032 form if it is available.
15033 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
15034 * passes.c (init_optimization_passes): Schedule complete inner
15035 loop unrolling pass before the first CCP pass after final inlining.
15037 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
15039 * targhooks.h (default_emutls_var_fields,
15040 default_emutls_var_init): Declare.
15041 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
15042 * target.h (struct gcc_target): Add struct emutls member.
15043 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
15044 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
15045 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
15046 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
15047 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
15048 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
15049 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
15050 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
15051 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
15052 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
15053 emit debug information.
15054 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
15055 * varasm.c: Include targhooks.h.
15056 (emutls_object_section, emutls_tmpl_section): New.
15057 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
15058 (EMUTLS_SEPARATOR): New.
15059 (prefix_name): New.
15060 (get_emutls_object_name): New.
15061 (default_emutls_var_fields): New, broken out of ...
15062 (get_emutls_object_type): ... here. Adjust to use target hooks.
15063 (get_emutls_init_templ_addr): Adjust to use target hooks.
15064 (emutls_decl): Adjust to use target hooks.
15065 (emutls_finish): Likewise.
15066 (default_emutls_var_init): New, broken out of ...
15067 (assemble_variable): ... here. Adjust to use target hooks.
15068 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
15069 SECCAT_EMUTLS_TMPL.
15070 * c-common.c (handle_section_attribute): Prevent overriding
15071 sections for emulated tls with special sections.
15072 * config/i386/i386.c (x86_64_elf_select_section): Add
15073 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
15074 (x86_64_elf_unique_section): Likewise.
15075 * config/vxworks.c: Include tree.h.
15076 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
15077 (vxworks_override_options): Set TLS scheme.
15078 * doc/tm.texi (Emulated TLS): New node.
15080 2008-04-26 Simon Baldwin <simonb@google.com>
15083 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
15084 with propagated string constants.
15086 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
15088 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
15089 constraint for operand 2 when operand 0 is memory operand.
15090 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
15091 operand 0 is memory operand.
15092 (fix_trunc<mode>_i387_with_temp): Ditto.
15093 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
15094 operand 2 when operand 1 is memory operand.
15095 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
15096 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
15097 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
15098 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15099 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
15100 operands 2,3 and 4 when operand 1 is memory operand.
15101 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
15103 (fistdi2_floor_with_temp): Ditto.
15104 (fist<mode>2_floor_with_temp): Ditto.
15105 (fistdi2_ceil_with_temp): Ditto.
15106 (fist<mode>2_ceil_with_temp): Ditto.
15107 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
15109 2008-04-26 David Daney <ddaney@avtrex.com>
15111 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
15113 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
15114 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15115 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15116 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
15117 (compare_and_swap_12): New insn.
15118 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
15119 * config/mips/mips.c (mips_force_binary): New function.
15120 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
15121 (mips_expand_compare_and_swap_12): New function.
15122 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
15124 2008-04-25 Jan Hubicka <jh@suse.cz>
15127 * cfgexpand.c (pass_expand): Turn into RTL pass.
15128 * passes.c (execute_one_pass): Do pass typechecking after execution.
15129 * tree-pass.h (pass_expand): Turn into RTL pass.
15131 * function.h (struct rtl_data): Move here fields
15132 accesses_prior_frames, calls_eh_return, saves_all_registers,
15133 has_nonlocal_goto, has_asm_statement, is_thunk,
15134 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
15135 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
15136 arg_pointer_save_area_init from struct function; turn into bool.
15137 (struct function): Move
15138 calls_eh_return, saves_all_registers, has_nonlocal_goto,
15139 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
15140 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
15141 tail_call_emit, arg_pointer_save_area_init
15142 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
15143 (current_function_returns_struct, current_function_returns_pcc_struct,
15144 current_function_calls_setjmp, current_function_calls_alloca,
15145 current_function_accesses_prior_frames,
15146 current_function_calls_eh_return, current_function_is_thunk,
15147 current_function_stdarg, current_function_profile,
15148 current_function_limit_stack, current_function_uses_pic_offset_table,
15149 current_function_uses_const_pool, current_function_has_nonlocal_label,
15150 current_function_saves_all_registers,
15151 current_function_has_nonlocal_goto,
15152 current_function_has_asm_statement): Remove accesor macros.
15153 * ra-conflict.c (global_conflicts): Update.
15154 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
15155 (suitable_for_tail_call_opt_p): Update.
15156 * builtins.c (expand_builtin_return_addr): Update.
15157 (expand_builtin_setjmp_setup): Update.
15158 (expand_builtin_nonlocal_goto): Update.
15159 * final.c (final_start_function): Update.
15160 (profile_function): Update.
15161 (leaf_function_p): Update.
15162 (only_leaf_regs_used): Update.
15163 * df-scan.c (df_get_exit_block_use_set): Update.
15164 * dojump.c (clear_pending_stack_adjust): Update.
15165 * tree-stdarg.c (gate_optimize_stdarg): Update.
15166 * gimple-low.c (lower_function_body): Update.
15167 * global.c (compute_regsets): Update.
15168 (global_alloc): Update.
15169 * dwarf2out.c (dwarf2out_begin_prologue): Update.
15170 * expr.c (expand_assignment): Update.
15171 * dse.c (dse_step0): Update.
15172 (dse_step1): Update.
15173 * c-decl.c (store_parm_decls): Update.
15174 * local-alloc.c (combine_regs): Update.
15175 (find_free_reg): Update.
15176 * function.c (assign_parms_augmented_arg_list): Update.
15177 (assign_parm_find_data_types): Update.
15178 (assign_parms): Update.
15179 (allocate_struct_function): Update.
15180 (expand_function_start): Update.
15181 (expand_function_end): Update.
15182 (get_arg_pointer_save_area): Update.
15183 (thread_prologue_and_epilogue_insns): Update.
15184 (rest_of_match_asm_constraints): Update.
15185 * stor-layout.c (variable_size): Update.
15186 * gcse.c (gcse_main): Update.
15187 (bypass_jumps): Update.
15188 * gimplify.c (gimplify_function_tree): Update.
15189 * calls.c (emit_call_1): Update.
15190 (expand_call): Update.
15191 * bt-load.c (compute_defs_uses_and_gen): Update.
15192 * except.c (sjlj_assign_call_site_values): Update.
15193 (sjlj_emit_function_enter): Update.
15194 (can_throw_external): Update.
15195 (set_nothrow_function_flags): Update.
15196 (expand_builtin_unwind_init): Update.
15197 (expand_eh_return): Update.
15198 (convert_to_eh_region_ranges): Update.
15199 (output_function_exception_table): Update.
15200 * emit-rtl.c (gen_tmp_stack_mem): Update.
15201 * cfgexpand.c (expand_used_vars): Update.
15202 (tree_expand_cfg): Update.
15203 * cfgcleanup.c (rest_of_handle_jump): Update.
15204 * explow.c (allocate_dynamic_stack_space): Update.
15205 * varasm.c (assemble_start_function): Update.
15206 (force_const_mem): Update.
15207 (mark_constant_pool): Update.
15208 * tree-optimize.c (tree_rest_of_compilation): Update.
15209 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
15210 * tree-cfg.c (notice_special_calls): Update.
15211 (is_ctrl_altering_stmt): Update.
15212 (tree_can_make_abnormal_goto): Update.
15213 (tree_purge_dead_abnormal_call_edges): Update.
15214 * config/alpha/predicates.md: Update.
15215 * config/alpha/alpha.c (alpha_sa_mask): Update.
15216 (alpha_sa_size): Update.
15217 (alpha_does_function_need_gp): Update.
15218 (alpha_expand_prologue): Update.
15219 (alpha_start_function): Update.
15220 (alpha_output_function_end_prologue): Update.
15221 (alpha_expand_epilogue): Update.
15222 * config/frv/frv.c (frv_stack_info): Update.
15223 (frv_expand_epilogue): Update.
15224 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
15225 (s390_register_info): Update.
15226 (s390_frame_info): Update.
15227 (s390_init_frame_layout): Update.
15228 (s390_can_eliminate): Update.
15229 (save_gprs): Update.
15230 * config/spu/spu.c (spu_split_immediate): Update.
15231 (need_to_save_reg): Update.
15232 (spu_expand_prologue): Update.
15233 (spu_expand_epilogue): Update.
15234 * config/sparc/sparc.md: Update.
15235 * config/sparc/sparc.c (eligible_for_return_delay): Update.
15236 (sparc_tls_got): Update.
15237 (legitimize_pic_address): Update.
15238 (sparc_emit_call_insn): Update.
15239 (sparc_expand_prologue): Update.
15240 (output_return): Update.
15241 (print_operand): Update.
15242 (sparc_function_ok_for_sibcall): Update.
15243 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
15244 * config/m32r/m32r.md: Update.
15245 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
15246 (m32r_compute_frame_size): Update.
15247 (m32r_expand_prologue): Update.
15248 (m32r_expand_epilogue): Update.
15249 (m32r_legitimize_pic_address): Update.
15250 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
15251 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15252 * config/i386/i386.c (ix86_frame_pointer_required): Update.
15253 (gen_push): Update.
15254 (ix86_save_reg): Update.
15255 (ix86_compute_frame_layout): Update.
15256 (ix86_expand_prologue): Update.
15257 (ix86_expand_epilogue): Update.
15258 * config/sh/sh.c (output_stack_adjust): Update.
15259 (calc_live_regs): Update.
15260 (sh5_schedule_saves): Update.
15261 (sh_expand_prologue): Update.
15262 (sh_expand_epilogue): Update.
15263 (sh_setup_incoming_varargs): Update.
15264 (sh_allocate_initial_value): Update.
15265 (sh_get_pr_initial_val): Update.
15266 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
15267 * config/sh/sh.md (label:): Update.
15268 * config/avr/avr.c (out_movhi_mr_r): Update.
15269 * config/crx/crx.h (enum): Update.
15270 * config/xtensa/xtensa.h (along): Update.
15271 * config/stormy16/stormy16.c Update.
15272 (xstormy16_compute_stack_layout): Update.
15273 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
15274 (fr30_expand_prologue): Update.
15275 * config/cris/cris.c (cris_conditional_register_usage): Update.
15276 (cris_reg_saved_in_regsave_area): Update.
15277 (cris_initial_frame_pointer_offset): Update.
15278 (cris_simple_epilogue): Update.
15279 (cris_expand_prologue): Update.
15280 (cris_expand_epilogue): Update.
15281 (cris_expand_pic_call_address): Update.
15282 (cris_asm_output_symbol_ref): Update.
15283 (cris_asm_output_label_ref): Update.
15284 * config/cris/cris.md Update.
15285 * config/iq2000/iq2000.c (compute_frame_size): Update.
15286 (iq2000_expand_epilogue): Update.
15287 * config/mt/mt.h (save_direction): Update.
15288 * config/mn10300/mn10300.c (mn10300_function_value): Update.
15289 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15290 (ia64_secondary_reload_class): Update.
15291 * config/m68k/m68k.c (m68k_save_reg): Update.
15292 (m68k_expand_prologue): Update.
15293 (m68k_expand_epilogue): Update.
15294 (legitimize_pic_address): Update.
15295 * config/rs6000/rs6000.c (rs6000_got_register): Update.
15296 (first_reg_to_save): Update.
15297 (first_altivec_reg_to_save): Update.
15298 (compute_vrsave_mask): Update.
15299 (compute_save_world_info): Update.
15300 (rs6000_stack_info): Update.
15301 (spe_func_has_64bit_regs_p): Update.
15302 (rs6000_ra_ever_killed): Update.
15303 (rs6000_emit_eh_reg_restore): Update.
15304 (rs6000_emit_allocate_stack): Update.
15305 (rs6000_emit_prologue): Update.
15306 (rs6000_emit_epilogue): Update.
15307 (rs6000_output_function_epilogue): Update.
15308 (output_profile_hook): Update.
15309 (rs6000_elf_declare_function_name): Update.
15310 * config/rs6000/rs6000.h (rs6000_args): Update.
15311 * config/rs6000/rs6000.md: Update.
15312 * config/mcore/mcore.c (mcore_expand_prolog): Update.
15313 * config/arc/arc.c (arc_output_function_epilogue): Update.
15314 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
15315 * config/darwin.c (machopic_function_base_name): Update.
15316 * config/score/score3.c (score3_compute_frame_size): Update.
15319 (score3_epilogue): Update.
15320 * config/score/score7.c (score7_compute_frame_size): Update.
15321 (score7_prologue): Update.
15322 (score7_epilogue): Update.
15323 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
15324 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15325 * config/arm/arm.c (use_return_insn): Update.
15326 (require_pic_register): Update.
15327 (arm_load_pic_register): Update.
15328 (arm_compute_save_reg0_reg12_mask): Update.
15329 (arm_compute_save_reg_mask): Update.
15330 (thumb1_compute_save_reg_mask): Update.
15331 (output_return_instruction): Update.
15332 (arm_output_function_prologue): Update.
15333 (arm_output_epilogue): Update.
15334 (arm_get_frame_offsets): Update.
15335 (arm_expand_prologue): Update.
15336 (thumb_pushpop): Update.
15337 (thumb_exit): Update.
15338 (thumb1_expand_prologue): Update.
15339 (thumb1_expand_epilogue): Update.
15340 (arm_unwind_emit): Update.
15341 (arm_output_fn_unwind): Update.
15342 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
15343 * config/arm/arm.md: Update.
15344 * config/pa/pa.md: Update.
15345 * config/pa/pa.c (legitimize_pic_address): Update.
15346 (compute_frame_size): Update.
15347 (hppa_expand_prologue): Update.
15348 (hppa_expand_epilogue): Update.
15349 (borx_reg_operand): Update.
15350 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15351 (HARD_REGNO_RENAME_OK): Update.
15352 * config/mips/mips.c (mips_global_pointer): Update.
15353 (mips_save_reg_p): Update.
15354 (mips_compute_frame_info): Update.
15355 (mips_frame_pointer_required): Update.
15356 (mips_expand_prologue): Update.
15357 (mips_expand_epilogue): Update.
15358 (mips_can_use_return_insn): Update.
15359 (mips_reorg_process_insns): Update.
15360 * config/v850/v850.c (compute_register_save_size): Update.
15361 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15362 * config/mmix/mmix.c (along): Update.
15363 (mmix_expand_epilogue): Update.
15364 * config/bfin/bfin.c (legitimize_pic_address): Update.
15365 (must_save_p): Update.
15366 (stack_frame_needed_p): Update.
15367 (add_to_reg): Update.
15368 (bfin_expand_prologue): Update.
15369 * stmt.c (expand_asm_operands): Update.
15370 * reload1.c (reload): Update.
15371 (init_elim_table): Update.
15373 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15375 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15377 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15379 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15380 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15381 (mov<mode>): Removed.
15382 (*movv4sf_internal): Likewise.
15383 (*movv2df_internal): Likewise.
15385 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15387 * config.gcc (crx-*-elf): Remove deprecation.
15389 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15391 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15392 __gcc_deregister_frame with atexit.
15393 (deregister_frame_dtor): Remove.
15395 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15396 Nathan Sidwell <nathan@codesourcery.com>
15398 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15400 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15401 (rs6000_isel): Likewise.
15402 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15403 (rs6000_isel): New variable.
15404 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15406 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15409 * c-common.c (handle_vector_size_attribute): Call
15410 lang_hooks.types.reconstruct_complex_type instead of
15411 reconstruct_complex_type.
15412 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15413 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15414 * langhooks.h (struct lang_hooks_for_types): Add
15415 reconstruct_complex_type hook.
15416 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15417 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15419 2008-04-24 Richard Guenther <rguenther@suse.de>
15421 * c-common.h (check_builtin_function_arguments): Declare.
15422 * c-common.c (validate_nargs): New function.
15423 (check_builtin_function_arguments): Likewise.
15424 * c-typeck.c (build_function_call): Call
15425 check_builtin_function_arguments.
15426 * builtins.c (fold_builtin_classify): Remove error reporting code.
15427 (fold_builtin_unordered_cmp): Likewise.
15428 (fold_builtin_1): Likewise.
15429 (fold_builtin_n): Likewise.
15431 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15433 PR tree-optimization/36008
15434 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15435 the original op1, rather than delta by step.
15437 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15438 Sebastian Pop <sebastian.pop@amd.com>
15440 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15441 eliminate_local_variables_stmt, eliminate_local_variables,
15442 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15443 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15444 of code delimited by two edges in the CFG.
15445 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15446 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15447 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15448 the case of parallelisation of reductions.
15449 (expr_invariant_in_region_p): New.
15451 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15452 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15454 2008-04-24 Ira Rosen <irar@il.ibm.com>
15455 Richard Guenther <rguenther@suse.de>
15457 PR tree-optimization/36034
15458 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15459 incapable of dealing with loads with gaps.
15461 2008-04-24 Rafael Espíndola <espindola@google.com>
15463 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15464 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15465 vrp_evaluate_conditional.
15466 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15467 (vrp_evaluate_conditional): Split the cond argument.
15468 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15469 (simplify_stmt_for_jump_threading): Update call to
15470 vrp_evaluate_conditional.
15472 2008-04-24 Ira Rosen <irar@il.ibm.com>
15474 PR tree-optimization/35982
15475 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15476 interleaved data-refs are of the same type.
15478 2008-04-24 Danny Smith <dannysmith@users.net>
15480 * c-format.c (check_format_info_main): Use strncmp rather than a
15481 magic prefix to handle multichar length specs.
15482 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15483 Don't prefix "I64" and "I32" with '\0'.
15485 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15488 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15489 in registers for -m32 only if stdarg_p (fntype).
15491 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15493 PR rtl-optimization/36006
15494 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15495 temp to op0 in order to avoid invalid rtx sharing.
15497 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15499 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15500 check TREE_INVARIANT.
15501 * tree-gimple.c (is_gimple_address): New.
15502 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15503 * tree-gimple.h (is_gimple_address): New.
15504 * tree.h (decl_address_invariant_p): New.
15505 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15506 (build_string): Likewise.
15507 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15508 (tree_invariant_p_1): Likewise.
15509 (save_expr): Use it.
15510 (tree_invariant_p): New.
15511 (skip_simple_arithmetic): Use it.
15512 (stabilize_reference_1): Use it.
15513 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15515 (build1_stat): Drop code to compute TREE_INVARIANT.
15516 (build2_stat): Drop code to compute TREE_INVARIANT.
15517 (build3_stat): Drop code to compute TREE_INVARIANT.
15518 (build4_stat): Drop code to compute TREE_INVARIANT.
15519 (build5_stat): Drop code to compute TREE_INVARIANT.
15520 (build7_stat): Drop code to compute TREE_INVARIANT.
15521 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15522 * tree.h (struct tree_base): Remove invariant_flag.
15523 (TREE_INVARIANT): Remove.
15524 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15525 (fold_builtin_expect): Check TREE_CONSTANT.
15526 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15527 * c-tree.h (c_expr_to_decl): Drop third parameter.
15528 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15529 (build_c_cast): Don't set TREE_INVARIANT.
15530 (pop_init_level): Don't set TREE_INVARIANT.
15531 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15532 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15534 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15535 (gimplify_addr_expr): Adjust comment.
15536 * tree-mudflap.c (mf_build_string):
15537 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15538 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15539 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15540 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15541 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15542 * langhooks.h (struct lang_hooks): Drop third parameter from
15545 2008-04-23 Richard Guenther <rguenther@suse.de>
15547 PR tree-optimization/27799
15548 PR tree-optimization/32921
15549 PR tree-optimization/32624
15550 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15551 SMTs aliases and the tag itself into the solution.
15552 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15553 merge the points-to solution back into the SMT aliases.
15554 (may_alias_p): Use alias_set_subset_of instead of
15555 aliases_conflict_p. A pointer which points to
15556 memory with alias set zero may access any variable.
15558 2008-04-23 Richard Guenther <rguenther@suse.de>
15560 * alias.c (alias_set_subset_of): Correctly handle asking
15561 if zero is a subset of an alias set with zero child.
15562 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15563 (compute_flow_insensitive_aliasing): Correctly walk all
15564 pointers. Do not unnecessarily union sets.
15566 2008-04-23 Richard Guenther <rguenther@suse.de>
15568 PR middle-end/36021
15569 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15571 2008-04-22 Tomas Bily <tbily@suse.cz>
15573 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15575 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15577 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15578 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15579 * tree-inline.c (estimate_num_insns_1): Likewise.
15580 * varasm.c (const_hash_1, compare_constant, copy_constant)
15581 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15582 * emit-rtl.c (component_ref_for_mem_expr)
15583 (set_mem_attributes_minus_bitpos): Likewise.
15584 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15585 (is_aligning_offset): Likewise.
15586 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15587 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15588 * dojump.c (do_jump): Likewise.
15589 * builtins.c (get_pointer_alignment, get_memory_rtx)
15590 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15591 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15593 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15595 PR rtl-optimization/36017
15596 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15597 expanding the library call.
15599 2008-04-22 Ian Lance Taylor <iant@google.com>
15601 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15602 than size_in_bytes.
15604 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15606 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15607 of LR/CTR moves for Power6.
15609 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15611 PR middle-end/36003
15612 * passes.c (init_optimization_passes): Remove
15613 pass_fast_rtl_byte_dce.
15615 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15618 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15619 builtin functions to generate faster code.
15620 (_mm_cvtpu16_ps): Ditto.
15621 (_mm_cvtpi32x2_ps): Ditto.
15623 2008-04-22 Nick Clifton <nickc@redhat.com>
15625 * common.opt (ftree-loop-distribution): Add Optimization
15628 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15629 (frv_expand_builtin_va_start): Likewise.
15631 * config/arm/arm.c (thumb_find_work_register): Fix location of
15632 argument register count.
15634 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15636 Support scheduling for ColdFire V1 and V3 microarchitecture.
15637 Improve scheduling of multiplication instructions.
15639 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15640 (mac): New instruction attribute.
15641 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15642 (m68k_sched_mac): New variable.
15643 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15644 Handle cfv1 and cfv3.
15645 (max_insn_size): New static variable.
15646 (struct _sched_ib): New type.
15647 (sched_ib): New static variable.
15648 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15649 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15650 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15652 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15653 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15654 new variables. Update.
15655 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15656 Add modeling of cfv3 instruction buffer. Update.
15657 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15658 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15659 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15660 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15661 a particular reservation applies to.
15662 (type2): Reorganize attribute values. Rename alu to alu_reg,
15663 alu_l to alu, move_l to omove. Join move to alu. Split mul
15664 to mul_l and mul_w.
15665 (cf_ib_*): Simplify description of instruction buffer.
15666 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15667 (cf_mem): Split into cf_mem1 and cf_mem2.
15668 (cf_v2_move_??): Rename to cfv12_alu_??.
15669 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15670 (cf_v2_mul_??): Remove reservations.
15671 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15672 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15673 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15675 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15676 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15677 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15678 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15679 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15680 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15681 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15682 expansions of the above reservations for instructions of sizes
15685 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15687 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15689 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15691 * coverage.c: Include tree-pass.h.
15692 (coverage_counter_alloc): Print da_file_name to the dump file.
15694 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15696 * sbitmap.c (sbitmap_range_empty_p): New function.
15697 * sbitmap.h (sbitmap_range_empty_p): New function.
15698 * bitmap.h: Now includes obstack.h.
15700 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15701 Kenneth Zadeck <zadeck@naturalbridge.com>
15703 * dbgcnt.def (ra_byte_scan): Added.
15704 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15705 when the last hit happens for a counter.
15706 * timevar.def (TV_DF_BYTE_LR): New variable.
15707 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15708 * passes.c (pass_fast_rtl_byte_dce): New pass.
15709 * fwprop.c (update_df): Added mode to call df_ref_create.
15710 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15711 DF_REF_EXTRACT_OFFSET.
15712 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15713 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15715 (df_ref_extract): Added mode field.
15716 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15717 DF_REF_EXTRACT_OFFSET.
15718 (DF_REF_EXTRACT_MODE): New macro.
15719 (df_byte_lr_bb_info): New structure.
15720 (df_print_byte_regset, df_compute_accessed_bytes,
15721 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15722 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15723 df_byte_lr_simulate_uses,
15724 df_byte_lr_simulate_artificial_refs_at_top,
15725 df_byte_lr_simulate_artificial_refs_at_end,
15726 df_compute_accessed_bytes): New function.
15727 (df_ref_create): Add parameter.
15728 (df_byte_lr_get_bb_info): New inline function.
15729 * df-scan.c (df_ref_record, df_uses_record,
15730 df_ref_create_structure): Added mode parameter.
15731 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15732 df_defs_record, df_uses_record, df_get_conditional_uses,
15733 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15734 df_entry_block_defs_collect, df_exit_block_uses_collect):
15735 Added mode parameter to calls to df_ref_record, df_uses_record,
15736 df_ref_create_structure.
15737 (df_ref_equal_p, df_ref_compare): Added test for modes.
15738 (df_ref_create_structure): Added code to set mode. Renamed
15739 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15740 DF_REF_EXTRACT_OFFSET.
15741 * df-core.c (df_print_byte_regset): New function.
15742 * df-byte-scan.c: New file.
15743 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15744 calls to BITMAP_FREE.
15745 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15746 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15747 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15748 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15749 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15750 df_byte_lr_local_compute, df_byte_lr_init,
15751 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15752 df_byte_lr_transfer_function, df_byte_lr_free,
15753 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15754 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15755 df_byte_lr_simulate_uses,
15756 df_byte_lr_simulate_artificial_refs_at_top,
15757 df_byte_lr_simulate_artificial_refs_at_end): New function.
15758 * dce.c (byte_dce_process_block): New function.
15759 (dce_process_block): au is now passed in rather than computed
15760 locally. Changed loops that look at artificial defs to not look
15761 for conditional or partial ones, because there never are any.
15762 (fast_dce): Now is able to drive byte_dce_process_block or
15763 dce_process_block depending on the kind of dce being done.
15764 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15765 (rest_of_handle_fast_byte_dce): New function.
15766 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15767 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15769 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15772 * gcc.h: Added fortran options that take arguments to
15773 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15776 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15778 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15779 scalarization if on the LHS and not a full access.
15781 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15783 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15785 2008-04-18 Rafael Espíndola <espindola@google.com>
15787 * tree-vrp.c (find_case_label_index): Fix the binary search.
15788 (find_case_label_range): New.
15789 (vrp_visit_switch_stmt): Use find_case_label_range.
15790 (simplify_switch_using_ranges): Use find_case_label_range.
15792 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15794 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15795 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15797 2008-04-18 Tom Tromey <tromey@redhat.com>
15800 * doc/cpp.texi (Implementation-defined behavior): Mention
15803 2008-04-18 Ian Lance Taylor <iant@google.com>
15805 * fold-const.c (pointer_may_wrap_p): New static function.
15806 (fold_comparison): Add another test for pointer overflow. Use
15807 pointer_may_wrap_p to disable some false positives.
15809 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15811 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15812 (fname_as_string): Match updated cpp_interpret_string prototype.
15813 (fix_string_type): Support char16_t* and char32_t*.
15814 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15815 derivative) nodes. Register as builtin if C++0x.
15816 (c_parse_error): Support CPP_CHAR{16,32}.
15817 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15818 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15819 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15820 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15821 CTI_CHAR32_ARRAY_TYPE>: New elements.
15822 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15823 char32_type_node, signed_char32_type_node, char16_array_type_node,
15824 char32_array_type_node): New defines.
15825 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15826 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15827 (lex_string): Support CPP_STRING{16,32}, match updated
15828 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15829 (lex_charconst): Support CPP_CHAR{16,32}.
15830 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15831 and CPP_STRING{16,32}.
15833 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15836 * aclocal.m4: Regenerate.
15837 * configure: Regenerate.
15839 2008-04-18 Jan Hubicka <jh@suse.cz>
15841 * except.c (dw2_size_of_call_site_table,
15842 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15844 * cgraphbuild.c (build_cgraph_edges): Update.
15845 * tree-pass.h: Update comment.
15846 * final.c (leaf_function_p): Update.
15847 (leaf_renumber_regs): Update.
15848 (rest_of_clean_state): Update.
15849 * omp-low.c (expand_omp_parallel): Update.
15850 * ipa-reference.c (analyze_function): Update.
15851 * reorg.c (find_end_label): Update.
15852 (optimize_skip): Update.
15853 (fill_simple_delay_slots): Update.
15854 (fill_simple_delay_slots): Update.
15855 (make_return_insns): Update.
15856 (dbr_schedule): Update.
15857 * gimple-low.c (record_vars_into): Update.
15858 * cfgbuild.c (make_edges): Update.
15859 * function.c (assign_stack_local): Update.
15860 (assign_parm_adjust_stack_rtl): Update.
15861 (locate_and_pad_parm): Update.
15862 (allocate_struct_function): Do not initialize stack_alignment_needed
15863 and preferred_stack_boundary here.
15864 (stack_protect_prologue): Update.
15865 (stack_protect_epilogue): Update.
15866 (expand_function_start): Initialize stack_alignment_needed,
15867 preferred_stack_boundary and max_jumptable_ents.
15868 (expand_function_end): Update.
15869 (free_after_compilation): Do not NULLify epilogue_delay_list.
15870 * function.h (struct rtl_data): Add stack_protect_guard,
15871 stack_alignment_needed,
15872 preferred_stack_boundary, epilogue_delay_list.
15873 (struct function): Remove value_histograms, stack_alignment_needed,
15874 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15876 unexpanded_var_list, stack_protect_guard.
15877 (current_function_epilogue_delay_list): Remove.
15878 * ipa-type-escape.c (analyze_function): Update.
15879 * gimplify.c (pop_gimplify_context): Update comment.
15880 * calls.c (expand_call): Update.
15881 (emit_library_call_value_1): Update.
15882 * except.c (set_nothrow_function_flags): Update.
15883 * cfgexpand.c (get_decl_align_unit): Update.
15884 (create_stack_guard): Update.
15885 (estimated_stack_frame_size): Update.
15886 (expand_used_vars): Update.
15887 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15888 * explow.c (allocate_dynamic_stack_space): Update.
15889 * tree-ssa-live.c (remove_unused_locals): Update.
15890 * varasm.c (mark_constant_pool): Update.
15891 * tree-inline.c (remap_decls): Update.
15892 (initialize_cfun): Update.
15893 (declare_return_variable): Update.
15894 (inline_forbidden_p): Update.
15895 (expand_call_inline): Update.
15896 (declare_inline_vars): Update.
15897 (tree_function_versioning): Update.
15898 * tree-flow.h (value_histograms): New.
15899 (VALUE_HISTOGRAMS): New macro.
15900 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15902 * tree-cfg.c (set_bb_for_stmt): Update.
15903 (replace_by_duplicate_decl): Update.
15904 (move_block_to_fn): Update.
15905 (new_label_mapper): Update.
15906 (dump_function_to_file): Update.
15907 * ipa-struct-reorg.c (build_data_structure): Update.
15908 * cfgrtl.c (print_rtl_with_bb): Update.
15909 * reload1.c (reload): Update.
15911 * config/i386/i386.c (setup_incoming_varargs_64,
15912 ix86_compute_frame_layout): Update.
15913 * config/arc/arc.c (arc_output_function_epilogue): Update.
15915 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15917 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15918 for FreeBSD as well.
15919 * gthr-posix95.h: Likewise.
15921 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15923 PR rtl-optimization/35838
15924 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15925 out the byte offset of the first subreg.
15927 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15929 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15930 to split_ti instead of three separate calls with single member arrays.
15931 (subti3 splitter): Ditto.
15932 (adddi3 splitter): Ditto with split_di.
15933 (subdi3 splitter): Ditto.
15934 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15935 two separate calls with single member arrays. Swap match_dup
15936 operands 1 and 2 to better fit into the array.
15937 (negdi2 splitter): Ditto with split_di.
15938 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15939 two separate calls with single member arrays. Swap match_dup operands
15940 6 and 7 to better fit into the array.
15942 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15944 * config/i386/i386.c (sse_builtin_type): New.
15945 (bdesc_sse_args): Likewise.
15946 (bdesc_sse_3arg): Removed.
15947 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15948 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15949 IX86_BUILTIN_ROUNDPS.
15950 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15951 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15952 IX86_BUILTIN_ROUNDPS.
15953 (ix86_expand_sse_4_operands_builtin): Removed.
15954 (ix86_expand_sse_operands_builtin): New.
15955 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15956 and CODE_FOR_sse4_1_roundps.
15957 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15958 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15960 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15963 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15964 regs before frame pop when needed. If use_backchain_to_restore_sp
15965 then load backchain into a temp reg to restore vr and vrsave. Add
15966 code to restore vr after frame pop if possible.
15968 2008-04-17 Richard Guenther <rguenther@suse.de>
15970 * tree-vn.c (expressions_equal_p): Do not check type
15971 equality or compatibility before calling operand_equal_p.
15972 * fold-const.c (operand_equal_p): Check equivalence of
15973 integer constants before bailing out due to signedness or
15974 precision differences.
15975 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15976 spurious differences in type qualification. Ignore types
15977 for COMPONENT_REFs at all.
15979 2008-04-17 Christian Bruel <christian.bruel@st.com>
15981 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15982 msw_skip comparison.
15984 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15987 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15990 PR tree-optimization/35899
15991 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15992 rather than TREE_OPERAND.
15994 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15997 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15998 temporary registers. Change operand predicate to general_operand.
15999 (remainderxf3): Ditto.
16001 2008-04-16 Richard Guenther <rguenther@suse.de>
16003 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
16004 * tree-affine.c (aff_combination_expand): Look through some
16007 2008-04-15 Doug Kwan <dougkwan@google.com>
16009 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
16011 * tree-pretty-print.c (dump_generic_node): Ditto.
16012 * final.c (output_addr_const): Ditto.
16013 * dwarf2out.c (output_cfi): Ditto.
16014 * c-pretty-print.c (pp_c_integer_constant): Ditto.
16015 * print-rtl.c (print_rtx): Ditto.
16016 * print-tree.c (print_node_brief, print_node): Ditto.
16017 * c-common.c (match_case_to_enum_1): Ditto.
16018 * sched-vis.c (print_value): Ditto.
16019 * config/i386/i386.c (print_operand): Cast to long unsigned int
16022 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
16023 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
16024 MS Windows VirtualProtect function.
16026 2008-04-15 Jan Hubicka <jh@suse.cz>
16028 * gengtype.c (write_root): Param_is argument is OK.
16029 * expr.c (expand_expr_real_1): Update call of get_exception_*.
16030 * function.h: Include varray.h
16031 (rtl_eh): New stucture based on except.c one.
16032 (call_site_record): New forward declaration and vector type.
16033 * calls.c (emit_call_1): Do not call
16034 note_current_region_may_contain_throw.
16035 * except.c (eh_status): Remove cur_region, try_region since they are
16037 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
16038 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
16039 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
16040 Remove call_site_data_used, call_site_data_size.
16041 Turn call_site_record into vector in function.h.
16042 (note_current_region_may_contain_throw): Remove.
16043 (get_exception_pointer, get_exception_filter): Do not take struct
16044 function argument; update.
16045 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
16046 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
16047 build_post_landing_pads, dw2_build_landing_pads,
16048 sjlj_assign_call_site_values, sjlj_mark_call_sites,
16049 sjlj_emit_function_enter, sjlj_emit_function_enter,
16050 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
16051 sjlj_build_landing_pads, finish_eh_generation,
16052 remove_exception_handler_label, remove_eh_handler,
16053 maybe_remove_eh_handler, add_reachable_handler,
16054 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
16055 add_action_record, collect_one_action_chain, add_call_site,
16056 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
16057 sjlj_output_call_site_table, output_function_exception_table,
16058 * except.h (note_current_region_may_contain_throw): Remove
16059 (get_exception_pointer, get_exception_filter): Do not take struct
16061 * Makefile.in (GTFILES): Put varargs before struct function.
16063 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16065 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
16066 punt for STRING_CST.
16067 (get_constraint_for): Deal with STRING_CST here instead.
16069 2008-04-15 Richard Guenther <rguenther@suse.de>
16071 * tree-ssa-propagate.c (substitute_and_fold): Substitute
16072 statements in a basic-block with a backward walk. Do not
16073 substitute into dead statements but instead remove those.
16075 2008-04-15 Richard Guenther <rguenther@suse.de>
16077 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
16078 to zero, thus disable creation of SFTs.
16080 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16082 * tree-predcom.c (suitable_reference_p): Return false if the
16083 reference can throw.
16085 2008-04-15 Jakub Jelinek <jakub@redhat.com>
16088 * c-decl.c (finish_decl): If extern or static var has variable
16089 size, set TREE_TYPE (decl) to error_mark_node.
16091 2008-04-15 Rafael Espíndola <espindola@google.com>
16093 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
16096 2008-04-15 Richard Guenther <rguenther@suse.de>
16098 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
16099 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
16100 (visit_reference_op_load): Do walk vuse-vdef chains on
16101 vn_reference_lookup.
16102 (visit_reference_op_store): But do not here.
16103 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
16104 vn_reference_lookup.
16105 (vn_lookup_with_vuses): But do so here.
16107 2008-04-14 Ian Lance Taylor <iant@google.com>
16109 * fold-const.c (fold_overflow_warning): Remove assertion.
16111 2008-04-15 Ben Elliston <bje@au.ibm.com>
16113 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
16114 temp1 local variables.
16116 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
16119 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
16120 ".text.unlikely" section as executable.
16122 2008-04-14 James E. Wilson <wilson@tuliptree.org>
16124 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16125 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
16126 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
16127 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
16128 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
16129 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
16130 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
16132 2008-04-14 Ian Lance Taylor <iant@google.com>
16134 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
16135 * fold-const.c (fold_comparison): If appropriate, test
16136 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
16137 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
16138 reassociating a pointer type.
16139 * doc/invoke.texi (Optimize Options): Document that
16140 -fstrict-overflow applies to pointer wraparound.
16142 2008-04-13 Jan Hubicka <jh@suse.cz>
16144 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
16146 2008-04-12 Andrew Pinski <pinskia@gmail.com>
16148 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
16149 we are going to "save the world".
16151 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
16153 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
16154 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
16155 operand 0 constraint, not "=".
16157 2008-04-11 James E. Wilson <wilson@tuliptree.org>
16159 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
16161 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16163 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
16164 of size of positions_needed * CHAR_BIT.
16166 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16168 PR middle-end/35897
16169 * dse.c (store_info): Change positions_needed to unsigned
16171 (lowpart_bitmask): New.
16172 (record_store): Cast to unsigned HOST_WIDE_INT for
16173 positions_needed. Assert width <= size of positions_needed *
16174 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
16175 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
16176 lowpart_bitmask to set mask.
16178 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16180 * config/bfin/constraints.md: New file.
16181 * config/bfin/bfin.md: Include it.
16182 (adddi3): Use satisfies_constraint functions instead of the old macros.
16183 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
16184 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
16185 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
16186 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
16187 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
16188 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
16189 EXTRA_CONSTRAINT): Delete.
16190 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
16191 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
16193 * config/bfin/bfin.c: Include "tm-constrs.h".
16194 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
16195 Use satisfies_constraint functions instead of the old macros.
16196 * doc/md.texi (Blackfin Constraints): Update file name reference.
16198 2008-04-11 Richard Guenther <rguenther@suse.de>
16200 PR tree-optimization/35869
16201 * tree-vrp.c (execute_vrp): Move switch statement update after
16202 jump threading. Schedule another cfg cleanup run.
16204 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
16207 * attribs.c (decl_attributes): Return early on errorneous node.
16209 2008-04-10 Oleg Ryjkov <olegr@google.com>
16211 * tree.h (struct tree_base): Added a new flag default_def_flag.
16212 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
16214 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
16216 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
16218 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16221 * pa.md: Define mode iterator P. Define mode attribute dwc.
16222 (dcacheflush): Update pattern to use iterator P and attribute dwc.
16223 (icacheflush): Likewise.
16224 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
16225 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
16227 2008-04-11 Ben Elliston <bje@au.ibm.com>
16229 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
16231 2008-04-10 Rafael Espíndola <espindola@google.com>
16233 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
16234 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
16235 (extract_range_from_expr): The same.
16237 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16239 * config/mips/mips.md (GPR2): New mode iterator.
16240 (seq): Add comment.
16241 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
16242 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
16243 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
16244 Rewrite these to take two modes, the mode of comparison and the
16245 mode of the destination.
16246 * config/mips/mips.c (mips_expand_scc): Instead of having
16247 paradoxical subreg as destination, expand "narrowing" scc if mode
16248 of comparison is SI and target is requested in DI mode.
16249 (mips_emit_int_order_test): Update comment. Make mode of
16250 comparison match CMP0 rather than TARGET. When creating inverse
16251 target use mode of TARGET.
16253 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16255 * gcov-dump.c (tag_summary): Only print summaries for the first
16256 GCOV_COUNTERS_SUMMABLE counters.
16258 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
16260 * config/i386/i386.md (absneg): New code iterator.
16261 (absnegprefix): New code attribute.
16262 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
16263 patterns using absneg code iterator.
16264 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
16265 using absneg code iterator.
16266 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
16267 *neg<mode>2 patterns using absneg code iterator.
16268 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16269 *negextendsfdf2 patterns using absneg code iterator.
16270 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
16271 *negextendsfxf2 patterns using absneg code iterator.
16272 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16273 *negextendsfdf2 patterns using absneg code iterator.
16274 * config/i386/sse.md (<code><mode>2): Macroize expander from
16275 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
16277 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
16279 * config/s390/s390.h: Remove the remains of the recent search
16280 & replace action of current_function_outgoing_args_size.
16282 2008-04-10 Ira Rosen <irar@il.ibm.com>
16284 PR tree-optimization/35821
16285 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
16286 NEW_STMT_LIST is not NULL.
16288 2008-04-09 David Edelsohn <edelsohn@gnu.org>
16291 * toplev.c (process_options): Remove -ffunction-sections debugging
16294 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
16296 PR middle-end/PR28690
16297 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
16298 than gen_rtx_fmt_ee to perform more canonicalizations.
16300 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16303 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
16305 2008-04-09 Richard Guenther <rguenther@suse.de>
16307 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
16308 (dump_function_to_file): Dump function arguments with types.
16310 2008-04-08 Richard Guenther <rguenther@suse.de>
16312 * fold-const.c (fold_widened_comparison): Do not allow
16313 sign-changes that change the result.
16315 2008-04-08 Janis Johnson <janis187@us.ibm.com>
16318 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
16319 kinds of indirect references.
16321 2008-04-08 David Edelsohn <edelsohn@gnu.org>
16323 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
16324 GNU Fortran language string.
16326 2008-04-08 Rafael Espíndola <espindola@google.com>
16328 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
16329 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16330 * tree.h (tree_call_nonnegative_warnv_p): New.
16332 2008-04-08 Jan Hubicka <jh@suse.cz>
16334 * function.c (free_after_compilation): Clear out regno_reg_rtx
16337 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
16340 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16342 PR middle-end/PR28690
16343 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
16344 same precedence as REG_POINTER and MEM_POINTER operands.
16346 2008-04-08 Richard Guenther <rguenther@suse.de>
16348 PR middle-end/35834
16349 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16350 for adding index to base.
16352 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16354 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16355 (MINGW_ENABLE_EXECUTE_STACK): New.
16356 (IN_LIBGCC2): For libgcc include windows.h file for
16357 function declarations.
16359 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16361 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16362 and tem2 if tem1 is not a REG or MULT.
16364 2008-04-08 Jan Hubicka <jh@suse.cz>
16366 * function.h (incomming_args): Break out of struct function.
16367 (function_subsections): Break out of struct function.
16368 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16369 return_rtx and hard_reg_initial_vals from struct function.
16370 Kill inl_max_label_num.
16371 (current_function_pops_args, current_function_args_info,
16372 current_function_args_size, current_function_args_size,
16373 current_function_pretend_args_size,
16374 current_function_outgoing_args_size,
16375 current_function_internal_arg_pointer, current_function_return_rtx):
16376 Kill compatibility accestor macros.
16377 * builtins.c (expand_builtin_apply_args_1): Update.
16378 (expand_builtin_next_arg): Update.
16379 * df-scan.c (df_get_call_refs): Update.
16380 * dbxout.c (dbxout_function_end): Update.
16381 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16382 (output_line_info): Update.
16383 (secname_for_decl): Update.
16384 (dwarf2out_var_location): Update.
16385 * function.c (free_after_compilation): Update.
16386 (assign_parm_find_stack_rtl): Update.
16387 (assign_parms): Update.
16388 (expand_dummy_function_end): Update.
16389 (expand_function_end): Update.
16390 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16391 (expand_call): Update.
16392 (emit_library_call_value_1): Update.
16393 (store_one_arg): Update.
16394 * varasm.c (initialize_cold_section_name): Update.
16395 (unlikely_text_section): Update.
16396 (unlikely_text_section_p): Update.
16397 (assemble_start_function): Update.
16398 (assemble_end_function): Update.
16399 (default_section_type_flags): Update.
16400 (switch_to_section): Update.
16401 * integrate.c (set_decl_abstract_flags): Update.
16402 (get_hard_reg_initial_val): Update.
16403 (has_hard_reg_initial_val): Update.
16404 (allocate_initial_values): Update.
16405 * resource.c (init_resource_info): Update.
16406 * config/alpha/alpha.c (NUM_ARGS): Update.
16407 (direct_return): Update.
16408 (alpha_va_start): Update.
16409 (alpha_sa_size): Update.
16410 (alpha_initial_elimination_offset): Update.
16411 (alpha_expand_prologue): Update.
16412 (alpha_start_function): Update.
16413 (alpha_expand_epilogue): Update.
16414 (unicosmk_initial_elimination_offset):
16415 * config/alpha/alpha.md (call expander): Update.
16416 * config/s390/s390.c (s390_register_info): Update.
16417 (s390_register_info): Update.
16418 (s390_frame_info): Update.
16419 (s390_initial_elimination_offset): Update.
16420 (s390_build_builtin_va_list): Update.
16421 (s390_va_start): Update.
16422 * config/spu/spu.c (direct_return): Update.
16423 (spu_expand_prologue): Update.
16424 (spu_initial_elimination_offset): Update.
16425 (spu_build_builtin_va_list): Update.
16426 (spu_va_start): Update.
16427 * config/sparc/sparc.c (sparc_init_modes): Update.
16428 (sparc_compute_frame_size): Update.
16429 (function_value): Update.
16430 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16431 * config/i386/i386.md (return expander): Update.
16432 * config/i386/i386.c (ix86_va_start): Update.
16433 (ix86_can_use_return_insn_p): Update.
16434 (ix86_compute_frame_layout): Update.
16435 (ix86_expand_epilogue): Update.
16436 * config/sh/sh.c (output_stack_adjust): Update.
16437 (calc_live_regs): Update.
16438 (sh_expand_prologue): Update.
16439 (sh_builtin_saveregs): Update.
16440 (sh_va_start): Update.
16441 (initial_elimination_offset): Update.
16442 (sh_allocate_initial_value): Update.
16443 (sh_function_ok_for_sibcall): Update.
16444 (sh_get_pr_initial_val): Update.
16445 * config/sh/sh.md (return expander): Update.
16446 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16447 * config/crx/crx.c (crx_compute_frame): UPdate.
16448 (crx_initial_elimination_offset): UPdate.
16449 * config/xtensa/xtensa.c (compute_frame_size): Update
16450 (xtensa_builtin_saveregs): Update.
16451 (xtensa_va_start): Update.
16452 (order_regs_for_local_alloc): Update.
16453 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16454 (xstormy16_expand_builtin_va_start): Update.
16455 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16456 * config/m68hc11/m68hc11.md (return expanders): Update.
16457 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16458 (expand_epilogue): Update.
16459 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16460 (cris_simple_epilogue): Update.
16461 (cris_expand_prologue): Update.
16462 (cris_expand_epilogue): Update.
16463 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16464 (compute_frame_size): Update.
16465 * config/mt/mt.c (mt_compute_frame_size): Update.
16466 * config/mn10300/mn10300.c (expand_prologue): Update.
16467 (expand_epilogue): Update.
16468 (initial_offset): Update.
16469 (mn10300_builtin_saveregs):
16470 * config/mn10300/mn10300.md (return expander): Update.
16471 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16472 (ia64_initial_elimination_offset): Update.
16473 (ia64_initial_elimination_offset): Update.
16474 (ia64_expand_prologue): Update.
16475 * config/m68k/m68k.md (return expander): Update.
16476 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16477 (rs6000_stack_info): Update.
16478 * config/mcore/mcore.c (layout_mcore_frame): Update.
16479 (mcore_expand_prolog): Update.
16480 * config/arc/arc.c (arc_compute_frame_size): Update.
16481 * config/score/score3.c (score3_compute_frame_size): Update.
16482 * config/score/score7.c (score7_compute_frame_size): Update.
16483 * config/arm/arm.c (use_return_insn): Update.
16484 (thumb_find_work_register): Update.
16485 (arm_compute_save_reg_mask): Update.
16486 (arm_output_function_prologue): Update.
16487 (arm_output_epilogue): Update.
16488 (arm_size_return_regs): Update.
16489 (arm_get_frame_offsets): Update.
16490 (arm_expand_prologue): Update.
16491 (thumb_exit): Update.
16492 (thumb_unexpanded_epilogue): Update.
16493 (thumb1_output_function_prologue): Update.
16494 * config/pa/pa.md (return expander): Update.
16495 * config/pa/pa.c (compute_frame_size): Update.
16496 (hppa_builtin_saveregs): Update.
16497 * config/mips/mips.c (mips_va_start): Update.
16498 (mips16_build_function_stub): Update.
16499 (mips_compute_frame_info): Update.
16500 (mips_restore_gp): Update.
16501 (mips_output_function_prologue): Update.
16502 (mips_expand_prologue): Update.
16503 * config/v850/v850.c (compute_frame_size): Update.
16504 (expand_prologue): * config/mmix/mmix.c (along): update.
16505 (mmix_initial_elimination_offset): update.
16506 (mmix_reorg): update.
16507 (mmix_use_simple_return): update.
16508 (mmix_expand_prologue): update.
16509 (mmix_expand_epilogue): Update.
16510 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16511 (emit_link_insn): Update.
16513 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16515 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16516 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16518 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16521 2008-04-07 Jan Hubicka <jh@suse.cz>
16523 * function.h (rtl): Rename to x_rtl.
16524 (crtl): New define.
16525 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16526 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16527 used_temp_slots avail_temp_slots, temp_slot_level,
16528 nonlocal_goto_handler_labels): Update accesstors.
16529 (rtl): New global variable.
16530 (struct function): Move some fileds to rtl_data.
16531 (get_arg_pointer_save_area): Update prototype.
16532 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16533 get_arg_pointer_save_area.
16534 * expr.c (init_expr): Update
16535 * function.c (get_frame_size): Update
16536 (assign_stack_local): Update
16537 (expand_function_end): Update.
16538 (get_art_pointer_save_area): Update
16540 * emit-rtl.c (rtl): Declare.
16541 (regno_reg_rtx): Declare.
16542 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16544 (gen_reg_rtx): Update.
16545 * varasm.c (n_deferred_constatns): Update accestor.
16546 (init_varasm_status): Do not allocate varasm_status.
16547 (force_const_mem, get_pool_size, output_constant_pool): Update.
16548 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16549 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16550 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16551 * sparc/sparc.h (INIT_EXPANDERS): Update.
16552 * ia64/ia64.h (INIT_EXPANDERS): Update.
16554 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16556 * reload.c (push_secondary_reload): Add missing break to for loop.
16558 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16560 PR middle-end/PR28690
16561 * rtlanal.c: Update copyright years.
16562 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16563 as REG_POINTER and MEM_POINTER operands.
16564 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16565 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16566 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16567 * gcse.c: Update copyright years.
16568 (pre_delete): Call gen_reg_rtx_and_attrs.
16569 (hoist_code): Likewise.
16570 (build_store_vectors): Likewise.
16571 (delete_store): Likewise.
16572 * loop-invariant.c (move_invariant_reg): Likewise.
16573 Update copyright years.
16575 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16577 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16578 control string instead of quoted.
16580 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16582 * doc/rtl.texi: Rewrite of subreg section.
16584 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16587 * config/i386/i386.c (legitimize_pic_address): Add treating
16588 of dllimport SYM_REF's.
16589 (legitimize_dllimport_symbol): Add prototype.
16591 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16593 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16594 reference in constructor with non self-referential type.
16596 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16598 Removal of Return with Depressed Stack Pointer support
16599 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16600 (ECF_SP_DEPRESSED): Likewise.
16601 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16602 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16603 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16604 (expand_call): Do not test ECF_SP_DEPRESSED.
16605 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16606 * function.c (keep_stack_depressed): Delete.
16607 (handle_epilogue_set): Likewise.
16608 (update_epilogue_consts): Likewise.
16609 (emit_equiv_load): Likewise.
16610 (thread_prologue_and_epilogue_insns): Remove support for Return with
16611 Depressed Stack Pointer.
16612 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16614 2008-04-06 Richard Guenther <rguenther@suse.de>
16616 PR tree-optimization/35400
16617 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16618 information from SSA_NAMEs.
16620 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16622 * config/avr/avr.h (avr_mega_p): Remove declaration.
16623 (AVR_MEGA): Remove macro.
16624 * config/avr/avr.c (avr_mega_p): Remove variable.
16625 (avr_override_options): Remove inicializion of avr_mega_p.
16626 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16627 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16628 (avr_jump_mode): (Ditto.).
16629 (avr_output_progmem_section_asm_op): (Ditto.).
16630 (avr_asm_init_sections): (Ditto.).
16631 (avr_asm_init_sections): (Ditto.).
16632 (avr_rtx_costs): (Ditto.).
16633 * config/avr/avr.md: (Ditto.).
16634 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16637 2008-04-06 Richard Guenther <rguenther@suse.de>
16639 PR tree-optimization/35842
16640 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16641 is_gimple_invariant_address.
16643 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16645 * gcc.c (default_compilers): Sync Fortran extensions list with
16646 that in fortran/lang-specs.h.
16647 * doc/invoke.texi: Likewise.
16648 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16649 * dwarf2out.c (gen_compile_unit_die): Likewise.
16651 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16653 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16655 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16658 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16659 attribute is used for nested functions.
16661 2008-04-05 Jan Hubicka <jh@suse.cz>
16663 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16665 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16667 (dump_files): Update.
16668 (enable_rtl_dump_file): Do not accept letter argument.
16669 * tree-pass.h (dump_file_info): Remove letter argument.
16670 * toplev.c (decode_d_option): Update -da handling.
16671 * toplev.h (enable_rtl_dump_file): Update prototype.
16672 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16673 it out based on pass type.
16674 (register_dump_files_1): Likewise.
16675 (init_optimization_passes): Update register_one_dump_file calls.
16676 (execute_one_pass): Sanity check that IPA passes are called at IPA
16677 level and RTL passes at RTL level.
16678 (execute_pass_list): IPA pass can not be after or subpass of
16680 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16681 disallov RTL subpasses of IPA subpasses.
16683 2008-04-05 Ben Elliston <bje@au.ibm.com>
16685 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16686 builtins that return exactly once and do not throw. Cache call to
16689 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16691 PR rtl-optimization/34916
16692 PR middle-end/35519
16693 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16694 between instruction pairs.
16696 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16698 * doc/invoke.texi: Document -mbitops for SH.
16699 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16700 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16701 * config/sh/sh.c (print_operand): Add %t operand code.
16702 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16703 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16704 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16705 (extendqihi2): Likewise.
16706 (movqi_i): Likewise.
16707 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16708 (extv): Use bld instruction for SH2A if possible.
16710 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16711 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16712 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16713 (bset.b, bclr.b): Define peepholes.
16714 * config/sh/sh.opt (mbitops): New option.
16716 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16719 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16720 and view convert expression.
16722 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16725 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16727 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16729 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16731 * config/i386/cpuid.h (bit_AES): New.
16732 (bit_PCLMUL): Likewise.
16734 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16735 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16736 SSE2 if AES or PCLMUL is enabled.
16737 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16738 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16739 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16740 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16741 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16742 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16743 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16744 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16745 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16746 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16747 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16748 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16749 __builtin_ia32_aeskeygenassist128 and
16750 __builtin_ia32_pclmulqdq128.
16751 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16752 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16753 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16755 * config/i386/i386.h (TARGET_AES): New.
16756 (TARGET_PCLMUL): Likewise.
16757 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16759 * config/i386/i386.md (UNSPEC_AESENC): New.
16760 (UNSPEC_AESENCLAST): Likewise.
16761 (UNSPEC_AESDEC): Likewise.
16762 (UNSPEC_AESDECLAST): Likewise.
16763 (UNSPEC_AESIMC): Likewise.
16764 (UNSPEC_AESKEYGENASSIST): Likewise.
16765 (UNSPEC_PCLMUL): Likewise.
16767 * config/i386/i386.opt (maes): New.
16768 (mpclmul): Likewise.
16770 * config/i386/sse.md (aesenc): New pattern.
16771 (aesenclast): Likewise.
16772 (aesdec): Likewise.
16773 (aesdeclast): Likewise.
16774 (aesimc): Likewise.
16775 (aeskeygenassist): Likewise.
16776 (pclmulqdq): Likewise.
16778 * config/i386/wmmintrin.h: New.
16780 * doc/extend.texi: Document AES and PCLMUL built-in function.
16782 * doc/invoke.texi: Document -maes and -mpclmul.
16784 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16786 * function.c (free_after_parsing): Replace with
16787 cxx_push_function_context from C++ front-end.
16788 (allocate_struct_function): Don't call langhook.
16789 * langhooks.h (struct lang_hooks_for_functions): Delete.
16790 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16792 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16793 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16794 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16795 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16796 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16797 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16798 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16800 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16801 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16803 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16806 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16809 2008-04-04 Richard Guenther <rguenther@suse.de>
16811 PR middle-end/35823
16812 * fold-const.c (optimize_minmax_comparison): Use the correct
16813 type for the constant in the simplified comparison.
16815 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16817 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16818 Pass L2 size as "--param l2-cache-size" to the compiler.
16819 (decode_l2_cache): New function to decode L2 cache parameters using
16820 0x8000006 extended cpuid function.
16821 (detect_caches_amd): Determine parameters of L2 cache using
16822 decode_l2_caches function.
16823 (decode_caches_intel): Decode L2 cache parameters.
16824 (detect_caches_intel): Determine L2 cache parameters using
16825 decode_caches_intel and decode_l2_caches functions.
16827 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16829 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16830 secondary input reload for subword loads from the constant pool.
16832 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16835 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16836 constants of the appropriate size for runtime calculations.
16839 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16840 decimal-float literal constant zero.
16842 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16845 * c-parser.c (c_parser_omp_atomic): Call
16846 default_function_array_conversion on the RHS.
16848 PR middle-end/35818
16849 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16850 call is_variable_sized if decl has incomplete type.
16852 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16854 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16856 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16858 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16860 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16861 (sgt<u>): Merge sgt and sgtu into new expander.
16862 (sgt, sgtu): Remove expanders.
16863 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16864 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16865 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16866 *sgtu_<mode>_mips16 into new pattern.
16867 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16868 (sge<u>): Merge sge and sgeu into new expander.
16869 (sge, sgeu): Remove expanders.
16870 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16872 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16873 (slt<u>): Merge slt and sltu into new expander.
16874 (slt, sltu): Remove expanders.
16875 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16876 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16877 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16878 *sltu_<mode>_mips16 into new pattern.
16879 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16880 (sle<u>): Merge sle and sleu into new expander.
16881 (sle, sleu): Remove expanders.
16882 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16883 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16884 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16885 *sleu_<mode>_mips16 into new pattern.
16886 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16888 2008-04-03 Jan Hubicka <jh@suse.cz>
16890 PR tree-optimization/35795
16891 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16892 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16893 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16894 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16895 * score/score3.c (score3_output_mi_thunk): Likewise.
16896 * score/score7.c (score7_output_mi_thunk): Likewise.
16897 * mips/mips.c (mips_output_mi_thunk): Likewise.
16899 2008-04-03 Richard Guenther <rguenther@suse.de>
16901 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16902 conversions. Simplify code.
16904 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16906 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16908 2008-04-03 Tom Tromey <tromey@redhat.com>
16909 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16911 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16912 * config/bfin/t-bfin-linux (generated_files): Add
16913 linux-sysroot-suffix.h.
16914 * doc/install.texi (Prerequisites): Require make 3.80.
16915 * doc/sourcebuild.texi (Front End Directory): Document new
16917 * Makefile.in (generated_files): New variable.
16918 (ALL_HOST_OBJS): New variable.
16919 ($(ALL_HOST_OBJS)): New target.
16921 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16923 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16924 (remap_block): Call id->transform_lang_insert_block instead
16926 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16927 Set id.transform_lang_insert_block to NULL.
16928 (clone_body): Move to cp/optimize.c
16929 * tree-inline.h (struct copy_body_data): Change
16930 transform_lang_insert_block to function pointer.
16931 (copy_generic_body, copy_decl_no_change): Export.
16932 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16933 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16934 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16936 * c-tree.h (insert_block): Kill.
16937 * c-decl.c (insert_block): Kill.
16939 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16941 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16942 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16943 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16945 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16946 argument, call {push,pop}_function_context from here.
16947 * c-parser.c: Use c_{push,pop}_function_context.
16949 * function.c (push_function_context_to): Move meat ...
16950 (push_function_context): ... here. Simplify.
16951 * function.c (pop_function_context_from): Move meat ...
16952 (pop_function_context): ... here. Simplify.
16953 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16955 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16956 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16957 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16958 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16960 2008-04-03 Ben Elliston <bje@au.ibm.com>
16962 * expmed.c (extract_force_align_mem_bit_field): Remove.
16964 2008-04-03 Richard Guenther <rguenther@suse.de>
16966 PR middle-end/35800
16967 * expr.h (try_casesi): Adjust prototype.
16968 * expr.c (try_casesi): Take fallback label as extra parameter.
16969 Use that for gen_casesi if default_label is NULL.
16970 * stmt.c (expand_case): Pass fallback label to try_casesi,
16971 make sure to fill gaps with a fallback label if default_label
16974 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
16977 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16979 2008-04-03 Ben Elliston <bje@au.ibm.com>
16981 * expmed.c (extract_split_bit_field): Remove if (0) code.
16982 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16983 (do_ds_constraint): Likewise.
16985 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16987 * doc/cppopts.texi (-dU): Document.
16988 * c-common.h (flag_dump_macros): Update comment.
16989 * c-opts.c (handle_OPT_d): Handle -dU.
16990 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16991 dump_queued_macros, cb_used_define, cb_used_undef): New.
16992 (init_pp_output): Handle -dU.
16993 (cb_line_change): Call dump_queued_macros.
16994 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16996 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16998 * config/avr/predicates.md (io_address_operand): New predicate.
16999 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
17000 * config/avr/avr.c (avr_io_address_p): Remove function.
17001 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
17002 'avr_io_address_p' function.
17003 (out_movhi_r_mr): (Ditto.).
17004 (out_movqi_mr_r): (Ditto.).
17005 (out_movhi_mr_r): (Ditto.).
17006 (avr_address_cost): (Ditto.).
17008 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
17010 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
17011 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
17012 in 32bit mode when XMM registers are available to avoid store
17014 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
17015 corresponding post-reload splitters.
17017 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17019 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
17020 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
17021 __builtin_ia32_roundss.
17022 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
17023 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
17024 __builtin_ia32_roundss.
17025 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
17026 IX86_BUILTIN_SHUFPD here.
17028 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17030 * config/i386/i386.md (plogic): New.
17031 (plogicprefix): Likewise.
17033 * config/i386/mmx.md (mmx_<code><mode>3): New.
17034 (mmx_and<mode>3): Removed.
17035 (mmx_ior<mode>3): Likewise.
17036 (mmx_xor<mode>3): Likewise.
17038 * config/i386/sse.md (<code><mode>3): New.
17039 (*<code><mode>3): Likewise.
17040 (*<code><mode>3): Likewise.
17041 (<code><mode>3): Likewise.
17042 (*sse_<code><mode>3): Likewise.
17043 (*sse2_<code><mode>3): Likewise.
17044 (<code>tf3): Likewise.
17045 (*<code>tf3): Likewise.
17046 (and<mode>3): Likewise.
17047 (*and<mode>3): Likewise.
17048 (ior<mode>3): Removed.
17049 (*ior<mode>3): Likewise.
17050 (xor<mode>3): Likewise.
17051 (*xor<mode>3): Likewise.
17052 (*and<mode>3): Likewise.
17053 (*ior<mode>3): Likewise.
17054 (*xor<mode>3): Likewise.
17055 (and<mode>3): Likewise.
17056 (*sse_and<mode>3): Likewise.
17057 (*sse2_and<mode>3): Likewise.
17058 (andtf3): Likewise.
17059 (*andtf3): Likewise.
17060 (ior<mode>3): Likewise.
17061 (*sse_ior<mode>3): Likewise.
17062 (*sse2_ior<mode>3): Likewise.
17063 (iortf3): Likewise.
17064 (*iortf3): Likewise.
17065 (xor<mode>3): Likewise.
17066 (*sse_xor<mode>3): Likewise.
17067 (*sse2_xor<mode>3): Likewise.
17068 (xortf3): Likewise.
17069 (*xortf3): Likewise.
17071 2008-04-02 Richard Guenther <rguenther@suse.de>
17073 PR tree-optimization/14495
17074 PR tree-optimization/34793
17075 * tree-vrp.c (struct switch_update): New structure.
17076 (to_remove_edges, to_update_switch_stmts): New VECs.
17077 (simplify_switch_using_ranges): New function. Remove not taken
17078 case labels and edges.
17079 (simplify_stmt_using_ranges): Call it.
17080 (identify_jump_threads): Mark edges we have queued for removal
17081 so we don't thread them.
17082 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
17084 * tree-cfg.c (group_case_labels): Deal with missing default label.
17085 (tree_verify_flow_info): Allow missing default label.
17086 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
17087 (emit_case_nodes): Likewise.
17088 (expand_case): Do not rely on the default label to be present.
17089 * expr.c (try_casesi): Deal with NULL default_label.
17090 (do_tablejump): Likewise.
17092 2008-04-02 Richard Guenther <rguenther@suse.de>
17094 PR tree-optimization/14495
17095 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
17096 SWITCH_EXPR here ...
17097 (vrp_visit_switch_stmt): ... but here (new function).
17098 (find_case_label_index): New helper function.
17099 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
17101 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17103 * fwprop.c: Fix ISO-C99ism.
17105 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17108 * Makefile.in (objdir): Set it here.
17109 * configure.ac: Not here. Find dynamic linker characteristics.
17110 * exec-tool.in: Use them.
17111 * aclocal.m4: Regenerate.
17112 * configure: Regenerate.
17114 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17116 * expr.c (expand_var): Delete it.
17117 * expr.h (expand_var): Delete prototype.
17118 * function.c (expand_function_start): Use expand_decl instead.
17119 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
17122 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
17124 PR rtl-optimization/35542
17125 * fwprop.c (forward_propagate_and_simplify): Replace
17126 loc_reg_mentioned_in_p with reg_mentioned_p.
17128 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17130 PR rtl-optimization/35281
17131 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
17132 (propagate_rtx_1): Handle PR_HANDLE_MEM.
17133 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
17134 (varying_mem_p): Move above propagate_rtx.
17135 (all_uses_available_at): Do not check MEMs.
17137 2008-04-02 Rafael Espíndola <espindola@google.com>
17139 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
17140 (register_edge_assert_for_2): Split the cond argument.
17141 (register_edge_assert_for_1): Adjust for the change in
17142 register_edge_assert_for_2.
17143 (register_edge_assert_for): Split the cond argument.
17144 (find_switch_asserts): Adjust for the change in
17145 register_edge_assert_for.
17147 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
17149 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
17150 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
17151 offsets for 64-bit mingw.
17152 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
17153 abi for x86_64-pc-mingw.
17155 2008-04-02 Richard Guenther <rguenther@suse.de>
17157 * tree-vrp.c (extract_range_from_assert): Make sure to not
17158 produce range min/max with TREE_OVERFOW set.
17159 If merging a anti-range and a range keep the anti-range if
17160 the range covers all values of the type.
17161 (register_edge_assert_for_2): Only allow sign-changing
17162 conversions in detecting canonical range checks. Also
17163 register an assert for the unsigned name if useful.
17165 PR tree-optimization/35787
17166 * tree-vrp.c (vrp_val_max): New function.
17167 (vrp_val_min): Likewise.
17168 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
17169 (vrp_val_is_min): Likewise.
17170 (supports_overflow_infinity): Use vrp_val_{min,max}.
17171 (negative_overflow_infinity): Likewise.
17172 (positive_overflow_infinity): Likewise.
17173 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
17174 (is_positive_overflow_infinity): Likewise.
17175 (is_overflow_infinity): Likewise.
17176 (avoid_overflow_infinity): Use vrp_val_{min,max} and
17177 vrp_val_is_{min,max}.
17178 (set_and_canonicalize_value_range): Canonicalize anti-ranges
17179 to ranges if possible. Avoid empty ranges.
17181 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17183 PR middle-end/35705
17184 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
17185 the expression is a function address.
17187 2008-04-01 George Helffrich <george@gcc.gnu.org>
17189 PR fortran/35154, fortran/23057
17190 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
17191 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
17192 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
17193 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
17195 (dbxout_syms): Check for COMMON-based symbol and wrap in
17196 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
17197 in bracket for efficiency.
17199 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
17200 using DW_TAG_common_block + member offset.
17201 (add_pubname_string): New function.
17202 (dw_expand_expr): New function to find block name and offset for
17204 (common_check): New function to check whether symbol in Fortran COMMON.
17205 (gen_variable_die): If COMMON, use DW_TAG_common_block.
17207 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
17210 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
17212 2008-04-02 Ben Elliston <bje@au.ibm.com>
17214 * config/v850/v850.md (casesi): Remove if (0) code.
17215 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17216 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
17218 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
17220 * config/i386/i386.md (rex64suffix): New mode attribute.
17221 (floathi<mode>2): Disable expander for SSE math.
17222 (*floathi<mode>2_1): New insn insn_and_split pattern.
17223 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
17224 corresponding post-reload splitters.
17225 (*floathi<mode>2_i387): New macroized insn pattern.
17226 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
17227 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
17228 insn_and_split pattern.
17229 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
17230 New macroized instruction patterns and corresponding post-reload
17232 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
17233 and corresponding post-reload splitters.
17234 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
17235 New macroized instruction patterns.
17236 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
17237 macroized instruction patterns and corresponding post-reload splitters.
17238 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
17239 corresponding post-reload splitters.
17240 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
17241 New macroized instruction patterns.
17242 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
17243 corresponding post-reload splitters.
17244 (*floatsi<mode>2_i387): New macroized instruction patterns.
17246 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
17248 * config/i386/i386.md (smaxmin): New.
17249 (umaxmin): Likewise.
17250 (maxminiprefix): Likewise.
17251 (maxminfprefix): Likewise.
17252 (<code><mode>3): Likewise.
17253 (smin<mode>3): Removed.
17254 (smax<mode>3): Likewise.
17256 * config/i386/mmx.md (mmx_<code>v2sf3): New.
17257 (mmx_<code>v4hi3): Likewise.
17258 (mmx_<code>v8qi3): Likewise.
17259 (mmx_smaxv2sf3): Removed.
17260 (mmx_sminv2sf3): Likewise.
17261 (mmx_umaxv8qi3): Likewise.
17262 (mmx_smaxv4hi3): Likewise.
17263 (mmx_uminv8qi3): Likewise.
17264 (mmx_sminv4hi3): Likewise.
17266 * config/i386/sse.md (<addsub><mode>3): New.
17267 (*<addsub><mode>3): Likewise.
17268 (<sse>_vm<addsub><mode>3): Likewise.
17269 (<maxmin><mode>3): Likewise.
17270 (*<maxmin><mode>3_finite): Likewise.
17271 (*<maxmin><mode>3): Likewise.
17272 (<sse>_vm<maxmin><mode>3): Likewise.
17273 (sse3_h<addsub>v4sf3): Likewise.
17274 (sse3_h<addsub>v2df3): Likewise.
17275 (<maxmin>v16qi3): Likewise.
17276 (*<maxmin>v16qi3): Likewise.
17277 (<maxmin>v8hi3): Likewise.
17278 (*<maxmin>v8hi3): Likewise.
17279 (*sse4_1_<maxmin><mode>3): Likewise.
17280 (*sse4_1_<maxmin><mode>3): Likewise.
17281 (add<mode>3): Removed.
17282 (*add<mode>3): Likewise.
17283 (<sse>_vmadd<mode>3): Likewise.
17284 (sub<mode>3): Likewise.
17285 (*sub<mode>3): Likewise.
17286 (<sse>_vmsub<mode>3): Likewise.
17287 (smin<mode>3): Likewise.
17288 (*smin<mode>3_finite): Likewise.
17289 (*smin<mode>3): Likewise.
17290 (<sse>_vmsmin<mode>3): Likewise.
17291 (smax<mode>3): Likewise.
17292 (*smax<mode>3_finite): Likewise.
17293 (*smax<mode>3): Likewise.
17294 (<sse>_vmsmax<mode>3): Likewise.
17295 (sse3_haddv4sf3): Likewise.
17296 (sse3_haddv2df3): Likewise.
17297 (sse3_hsubv4sf3): Likewise.
17298 (sse3_hsubv2df3): Likewise.
17299 (umaxv16qi3): Likewise.
17300 (*umaxv16qi3): Likewise.
17301 (smaxv8hi3): Likewise.
17302 (*smaxv8hi3): Likewise.
17303 (*sse4_1_smax<mode>3): Likewise.
17304 (*sse4_1_umax<mode>3): Likewise.
17305 (uminv16qi3): Likewise.
17306 (*uminv16qi3): Likewise.
17307 (sminv8hi3): Likewise.
17308 (*sminv8hi3): Likewise.
17309 (*sse4_1_smin<mode>3): Likewise.
17310 (*sse4_1_umin<mode>3): Likewise.
17312 2008-04-01 Rafael Espíndola <espindola@google.com>
17314 * tree-cfg.c (verify_expr): remove in_phi.
17315 (verify_stmt): Don't call walk_tree with verify_expr. Use
17316 is_gimple_min_invariant instead of is_gimple_val.
17318 2008-04-01 Joseph Myers <joseph@codesourcery.com>
17320 * doc/include/gpl_v3.texi: Update for manpage generation.
17321 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
17323 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
17324 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
17325 gpl_v3.texi instead of gpl.texi.
17328 2008-04-01 Jakub Jelinek <jakub@redhat.com>
17331 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
17333 2008-04-01 Rafael Espíndola <espindola@google.com>
17335 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
17336 (extract_code_and_val_from_cond): Use
17337 extract_code_and_val_from_cond_with_ops.
17339 2008-04-01 Jan Hubicka <jh@suse.cz>
17341 * function.c (free_after_compilation): Free epilogue_delay_list.
17342 (prepare_function_start): Assert that previous compilation was freed.
17344 2008-04-01 Jan Hubicka <jh@suse.cz>
17345 Jim Wilson <wilson@tuliptree.org>
17346 Andreas Tobler <andreast@gcc.gnu.org>
17348 PR middle-end/35781
17349 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17350 rtl.emit instead cfun->emit.
17351 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17352 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17354 2008-04-01 Ben Elliston <bje@au.ibm.com>
17356 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17358 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17360 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17362 (fprofile-use): Add var flag_profile_use
17363 * coverage.c (coverage_begin_output): Do not open a gcno file for
17364 output only if -ftest-coverage is set.
17365 Do not add getpwd() to gcda file path.
17366 (build_gcov_info): Check the new flag
17367 flag_profile_datafile_relative_path.
17368 (coverage_init): Use profile_data_prefix.
17369 Read profile counter only if flag_profile_use is set.
17370 * opts.c (common_handle_option): New option fprofile-use=,
17371 fprofile-dir=, fprofile-generate=.
17372 * toplev.c (profile_data_prefix): New variable definition.
17373 * toplev.h (profile_data_prefix): New declaration.
17374 * doc/invoke.tex (Option Summary, Optimization Options):
17377 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17379 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17380 use tmp consistently.
17383 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17384 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17385 UNSPEC_FR_RECIP_APPROX_RES.
17386 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17388 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17391 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17393 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17395 PR middle-end/30186
17396 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17397 element of the vector via a pointer.
17399 2008-03-31 Ian Lance Taylor <iant@google.com>
17401 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17403 2008-03-31 Jan Hubicka <jh@suse.cz>
17405 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17406 get_arg_pointer_save_area.
17407 * expr.c (init_expr): Just clear out rtl.expr.
17408 * function.c (free_after_compilation): Clear out whole RTL structure.
17409 (get_func_frame_size): Merge into ...
17410 (get_frame_size): ... this one.
17411 (assign_stack_local_1): Merge into ...
17412 (assign_stack_local): ... this one.
17413 (expand_function_end): Update call of get_arg_pointer_save_area.
17414 (get_art_pointer_save_area): Remove cfun argument.
17415 * function.h (emit_status): regno_pointer_align does not need length
17416 attribute. Move x_regno_reg_rtx to ...
17417 (regno_reg_rtx): ... new global array.
17418 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17419 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17420 apply_args_value, forced_labels, stack_pointer_delta):
17422 (struct varasm_status): Move here from varasm.c
17423 (struct rtl_data): New. Move here some fields from struct function.
17424 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17425 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17426 used_temp_slots avail_temp_slots, temp_slot_level,
17427 nonlocal_goto_handler_labels): Update accesstors.
17428 (rtl): New global variable.
17429 (struct function): Move some fileds to rtl_data.
17430 (get_arg_pointer_save_area): Update prototype.
17431 * emit-rtl.c (rtl): Declare.
17432 (regno_reg_rtx): Declare.
17433 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17435 (gen_reg_rtx): Update.
17436 (init_virtual_regs): Do not tate emit_status argument.
17437 (init_emit): Do not allocate emit.
17438 * varasm.c (varasm_statuc): Move to function.h.
17439 (n_deferred_constatns): Update accestor.
17440 (init_varasm_status): Do not allocate varasm_status.
17441 (force_const_mem, get_pool_size, output_constant_pool): Update.
17442 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17443 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17445 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17447 PR rtl-optimization/35729
17448 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17451 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17454 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17455 load/store if memory is unaligned.
17456 (*movti_rex64): Likewise.
17458 * config/i386/predicates.md (misaligned_operand): New.
17460 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17463 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17466 2008-03-31 Jan Beulich <jbeulich@novell.com>
17468 * config/ia64/constraints.md: Add 'j' constraint.
17469 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17470 (movdi_internal): Likewise.
17472 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17475 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17477 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17480 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17481 proper error message for the third argument on blendpd and
17484 * config/i386/sse.md (blendbits): New.
17485 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17487 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17489 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17491 2008-03-30 Richard Guenther <rguenther@suse.de>
17493 PR middle-end/31023
17494 * fold-const.c (fold_sign_changed_comparison): Do leave
17495 conversions to base-types alone.
17497 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17499 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17500 the link register if one altivec register is be saved.
17502 2008-03-30 Ben Elliston <bje@au.ibm.com>
17504 * final.c (final_scan_insn): Remove if (0) code.
17506 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17508 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17510 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17512 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17513 of V4SFmode to ix86_binary_operator_ok.
17515 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17517 * config/i386/i386.c (override_options): Initialize
17518 ix86_veclib_handler to ix86_veclibabi_svml when
17519 -mveclibabi=svml is used.
17520 (ix86_veclibabi_svml): New function for SVML ABI style
17521 vectorization support.
17522 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17524 2008-03-28 Rafael Espíndola <espindola@google.com>
17526 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17527 (tree_binary_nonnegative_warnv_p): Make it public.
17528 (tree_single_nonnegative_warnv_p): Make it public.
17529 (tree_invalid_nonnegative_warnv_p): Make it public.
17530 (tree_unary_nonzero_warnv_p): Make it public.
17531 (tree_binary_nonzero_warnv_p): Make it public
17532 (tree_single_nonzero_warnv_p): Make it public.
17533 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17534 (extract_range_from_binary_expr): Split the expr argument.
17535 (extract_range_from_unary_expr): Split the expr argument.
17536 (extract_range_from_comparison): Split the expr argument.
17537 (extract_range_from_expr): Use the new aux functions.
17538 (vrp_evaluate_conditional_warnv): Use
17539 vrp_evaluate_conditional_warnv_with_ops.
17540 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17541 (tree_binary_nonzero_warnv_p): Declare.
17542 (tree_single_nonzero_warnv_p): Declare.
17543 (tree_expr_nonzero_warnv_p): Declare.
17544 (tree_unary_nonnegative_warnv_p): Declare.
17545 (tree_binary_nonnegative_warnv_p): Declare.
17546 (tree_single_nonnegative_warnv_p): Declare.
17547 (tree_invalid_nonnegative_warnv_p): Declare.
17549 2008-03-28 Richard Guenther <rguenther@suse.de>
17551 PR tree-optimization/30317
17552 PR tree-optimization/30911
17553 PR tree-optimization/34793
17554 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17555 (struct assert_locus_d): New member EXPR.
17556 (register_new_assert_for): Add EXPR parameter to support
17557 ASSERT_EXPR <name, expr OP limit>.
17558 (register_edge_assert_for_1): Adjust callers.
17559 (find_assert_locations): Likewise.
17560 (process_assert_insertions_for): Build condition from expression.
17561 (extract_range_from_assert): Handle ASSERT_EXPRs
17562 of the form ASSERT_EXPR <name, expr OP limit>.
17563 (register_edge_assert_for_2): New helper registering
17564 asserts for comparisons. Recognize range tests of the form
17565 (unsigned)i - CST1 OP CST2.
17566 (register_edge_assert_for_1): Use it.
17567 (register_edge_assert_for): Likewise.
17568 (needs_overflow_infinity): Integer sub-types
17569 do not need overflow infinities.
17570 (vrp_val_is_max): The extreme values of integer sub-types
17571 are those of the base type.
17572 (vrp_val_is_min): Likewise.
17573 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17576 2008-03-28 Nick Clifton <nickc@redhat.com>
17579 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17580 Return GENERAL_REGS for stack adjustment reloads.
17582 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17585 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17586 const_vector when all the vectors are constant.
17588 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17590 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17592 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17593 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17595 (s<code>_sf): Use new scc_sf attribute for opcode names.
17597 2008-03-27 Tom Tromey <tromey@redhat.com>
17599 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17600 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17601 config/spu/t-spu-elf, config/i386/t-interix,
17602 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17603 config/i386/x-darwin, config/i386/x-mingw32,
17604 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17605 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17606 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17607 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17608 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17609 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17610 config/score/t-score-elf, config/arm/t-strongarm-pe,
17611 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17612 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17613 Revert automatic dependency patch.
17615 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17618 * config/i386/i386.c (ix86_function_arg_boundary): Align
17619 decimal floating point to its natural boundary.
17621 2008-03-27 Richard Guenther <rguenther@suse.de>
17623 PR middle-end/35716
17624 * fold-const.c (fold_comparison): Restrict distinct decl
17625 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17626 solely rely on operand_equal_p.
17628 2008-03-27 Richard Guenther <rguenther@suse.de>
17631 * c-common.c (handle_weak_attribute): Reject combination of
17634 2008-03-27 Richard Guenther <rguenther@suse.de>
17636 PR tree-optimization/32810
17637 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17638 conversions from DECL_INITIAL.
17639 (fold_const_aggregate_ref): Likewise from constructor elements.
17641 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17643 * tree-affine.h (aff_combination_expand): Declare.
17644 (get_inner_reference_aff): Likewise.
17645 * tree-affine.c (aff_combination_expand): Split out from
17646 tree_to_aff_combination_expand.
17647 (get_inner_reference_aff): New function.
17648 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17649 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17650 (struct lim_aux_data): sm_done field removed.
17651 (mem_ref_loc_p, mem_ref_locs_p): New types.
17652 (struct mem_ref): Added id, stored, accesses_in_loop,
17653 indep_loop, dep_loop, indep_ref, dep_ref fields.
17654 Removed is_stored, locs and next fields.
17655 (memory_accesses): New variable.
17656 (movement_possibility): Do not allow moving statements
17657 that store to memory.
17658 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17660 (determine_max_movement): For statements with memory references,
17661 find the outermost loop in that the reference is independent.
17662 (move_computations_stmt): Mark the virtual operands for renaming.
17663 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17664 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17665 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17666 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17667 create_vop_ref_mapping, analyze_memory_references,
17668 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17669 get_all_locs_in_loop, ref_always_accessed_p,
17670 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17671 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17672 store_motion_loop, store_motion): New functions.
17673 (struct vop_to_refs_elt): New type.
17674 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17675 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17676 (schedule_sm): Replaced by...
17677 (execute_sm): ... this.
17678 (determine_lsm_ref, hoist_memory_references,
17679 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17680 find_more_ref_vops, free_mem_ref, free_mem_refs,
17681 determine_lsm_loop, determine_lsm): Removed.
17682 (tree_ssa_lim_finalize): Free data structures used by store motion.
17683 (tree_ssa_lim): Call analyze_memory_references. Use
17684 store_motion instead of determine_lsm.
17686 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17688 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17689 rename tmake_file to m68hc11/t-m68hc11.
17690 (mcore): Set inhibit_libc to true.
17691 * config.host (alpha*-dec-*vms*): Set extra_programs.
17692 (interix3*): Don't use host_xmake_file.
17693 * configure.ac: Let config.gcc override inhibit_libc.
17694 * configure: Regenerate.
17696 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17697 * config/t-openbsd-thread: Remove commented out lines.
17699 * config/x-interix: Remove.
17701 * config/m68hc11/t-m68hc11-gas: Rename to...
17702 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17704 * config/mcore/t-mcore: Remove T_CFLAGS.
17705 * config/mcore/t-mcore-pe: Likewise.
17707 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17709 * configure.ac: Replace custom __GNU_SOURCE test with
17710 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17711 * aclocal.m4: Regenerate.
17712 * configure: Regenerate.
17713 * config.in: Regenerate.
17715 2008-03-27 Richard Guenther <rguenther@suse.de>
17717 * fold-const.c (target.h): Include.
17718 (fold_comparison): Fold comparison of addresses of decls
17719 that bind locally or of constants. Consolidate address folding code.
17720 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17721 results from fold_binary_to_constant.
17722 (compare_values_warnv): Likewise.
17724 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17726 PR middle-end/35429
17727 * fold-const.c (fold_truthop): Check for integeral types when folding
17728 a == 0 && b == 0 and a != 0 || b != 0 .
17730 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17732 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17734 2008-03-26 Andreas Schwab <schwab@suse.de>
17736 * doc/invoke.texi: Fix use of @item vs. @itemx.
17738 2008-03-26 Tom Tromey <tromey@redhat.com>
17740 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17741 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17742 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17743 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17744 build/genconstants.o, build/genemit.o, build/genextract.o,
17745 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17746 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17749 2008-03-26 Richard Guenther <rguenther@suse.de>
17752 2008-03-26 Richard Guenther <rguenther@suse.de>
17754 * fold-const.c (target.h): Include.
17755 (fold_comparison): Fold comparison of addresses of two decls
17756 that bind locally. Consolidate address folding code.
17758 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17760 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17761 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17762 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17763 dconstsqrt2, dconstthird, dconste and/or dconst10.
17764 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17765 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17766 dconstsqrt2, dconste): Delete.
17767 (init_emit_once): Likewise. Simplify initializing dconstm1.
17769 * real.c (get_real_const): New.
17770 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17771 dconstsqrt2, dconste): Delete.
17772 (real_value_const, get_real_const): New.
17774 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17776 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17778 * config/i386/i386.c (ix86_function_arg_boundary): Check
17779 BIGGEST_ALIGNMENT instead of 128.
17780 (setup_incoming_varargs_64): Likewise.
17782 2008-03-26 Tom Tromey <tromey@redhat.com>
17784 * Makefile.in (DEPFILES): Add missing '/'.
17786 2008-03-26 Richard Guenther <rguenther@suse.de>
17788 * fold-const.c (target.h): Include.
17789 (fold_comparison): Fold comparison of addresses of two decls
17790 that bind locally. Consolidate address folding code.
17792 2008-03-26 Nick Clifton <nickc@redhat.com>
17795 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17796 not allow INT+INT as a legitimate addressing mode.
17798 2008-03-26 Richard Guenther <rguenther@suse.de>
17800 * tree-flow.h (widen_bitfield): Remove declaration.
17801 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17802 (widen_bitfield): Remove function.
17803 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17806 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17809 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17812 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17814 PR rtl-optimization/35232
17815 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17816 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17817 reg_reloaded_call_part_clobbered here.
17818 (reload_regs_reach_end_p): New function.
17819 (reload_reg_rtx_for_input): New variable.
17820 (reload_reg_rtx_for_output): Likewise.
17821 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17822 when reassigning a pseudo register. Load reloadreg from
17823 reload_reg_rtx_for_input, moving the mode and register
17825 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17826 instead of the original when deciding whether an input reload
17827 would be a no-op or whether an output reload can be deleted.
17828 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17829 when setting up new_spill_reg_store. Load it from
17830 reload_reg_rtx_for_output, moving the mode and register
17832 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17833 instead of the original when deciding whether an output reload
17834 would be a no-op. Do the same when modifying insn notes.
17835 Use rtx_equal_p instead of == to compare the registers.
17836 (inherit_piecemeal_p): Take a mode and two register numbers
17838 (emit_reload_insns): Clear new_spill_reg_store for every hard
17839 register in the reload register. Remove spill registers
17840 from reg_reloaded_valid before considering whether to record
17841 inheritance information for them. Use reload_reg_rtx_for_output
17842 instead of reg_rtx when recording output reloads. Use
17843 reload_reg_rtx_for_input instead of reg_rtx when recording
17844 input reloads. Set or clear reg_reloaded_call_part_clobbered
17845 at the same time as setting reg_reloaded_valid.
17846 (delete_output_reload): Add a new_reload_reg parameter and use it
17847 instead of rld[j].reg_rtx.
17848 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17851 2008-03-25 Tom Tromey <tromey@redhat.com>
17853 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17854 (build/genattr.o): Likewise.
17855 (build/genattrtab.o): Likewise.
17856 (build/gencodes.o): Likewise.
17857 (build/genconfig.o): Likewise.
17858 (build/genconstants.o): Likewise.
17859 (build/genemit.o): Likewise.
17860 (build/genextract.o): Likewise.
17861 (build/genflags.o): Likewise.
17863 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17865 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17866 instead of size_int for integer types.
17867 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17868 to match type of MINUS_EXPR.
17870 2008-03-25 Tom Tromey <tromey@redhat.com>
17872 * configure: Rebuilt.
17873 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17876 2008-03-25 Tom Tromey <tromey@redhat.com>
17878 * config/x-solaris (host-solaris.o): Update.
17879 * config/x-linux (host-linux.o): Update.
17880 * config/x-hpux (host-hpux.o): Update.
17881 * config/x-darwin (host-darwin.o): Update.
17882 * config/v850/t-v850e (v850-c.o): Update.
17883 * config/v850/t-v850 (v850-c.o): Update.
17884 * config/t-vxworks (vxworks.o): Update.
17885 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17886 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17887 * config/spu/t-spu-elf (spu-c.o): Update.
17889 * config/sh/t-symbian (sh-c.o): Update.
17890 (symbian.o): Update.
17891 * config/sh/t-sh (sh-c.o): Update.
17892 * config/score/t-score-elf (score7.o, score3.o): Update.
17893 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17894 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17895 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17896 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17897 (rs6000.o): Remove.
17898 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17899 * config/m32c/t-m32c (m32c-pragma.o): Update.
17900 * config/ia64/t-ia64 (ia64-c.o): Update.
17901 * config/i386/x-mingw32 (host-mingw32.o): Update.
17902 * config/i386/x-i386 (driver-i386.o): Update.
17903 * config/i386/x-darwin (host-i386-darwin.o): Update.
17904 * config/i386/x-cygwin (host-cygwin.o): Update.
17905 * config/i386/t-nwld (nwld.o): Update.
17906 * config/i386/t-netware (netware.o): Update.
17907 * config/i386/t-interix (winnt.o): Update.
17908 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17909 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17910 msformat-c.o): Update.
17911 * config/bfin/t-bfin-linux (generated_files): Add
17912 linux-sysroot-suffix.h.
17913 * config/arm/t-wince-pe (pe.o): Update.
17914 * config/arm/t-strongarm-pe (pe.o): Update.
17915 * config/arm/t-pe (pe.o): Update.
17916 * config/arm/t-arm (arm-c.o): Update.
17917 * doc/install.texi (Prerequisites): Require make 3.80.
17918 * Makefile.in: Remove .o targets.
17919 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17920 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17921 (simple_generated_h, simple_generated_c): Move earlier.
17922 (generated_files): New variable.
17923 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17924 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17925 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17926 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17927 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17928 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17929 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17930 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17931 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17932 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17933 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17934 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17936 (COMPILE.base, COMPILE): New variables.
17937 (%.o): New pattern rule.
17938 (ALL_HOST_OBJS): New variable.
17939 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17940 (dummy-checksum.o, cc1-checksum.o): Remove.
17941 (DRIVER_SHLIB): New variable.
17942 (DRIVER_DEFINES): Use it.
17943 (gencondmd.c): Move out of build/.
17944 (s-conditions): Update.
17945 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17946 (ALL_BUILD_OBJS): Likewise.
17947 (build/%.o): Use BUILDCOMPILE.
17948 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17949 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17950 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17951 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17952 build/genconfig.o, build/genconstants.o, build/genemit.o,
17953 build/genextract.o, build/genflags.o, build/genmddeps.o,
17954 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17955 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17956 build/gen-protos.o, build/scan.o, build/fix-header.o,
17957 build/scan-decls.o): Simplify.
17958 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17959 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17960 prefix.o, toplev.o): Reduce to variable setting.
17961 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17962 ($(out_object_file), gcc-options.o): New targets.
17963 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17964 * configure: Rebuilt.
17965 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17966 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17968 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17970 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17971 complain when we hit an error, return ERROR_MARK_NODE.
17973 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17975 * config/sh/constraints.md (Pso, Psz): New constraints.
17976 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17977 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17979 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17981 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17982 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17984 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17986 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17987 (prefetch_sh2a): New.
17989 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17990 Naveen.H.S <naveen.hs@kpitcummins.com>
17992 * config/sh/constraints.md (I28): New constraint.
17993 * config/sh/sh.c (broken_move): Add support for movi20s.
17994 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17996 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17997 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17998 Naveen.H.S <naveen.hs@kpitcummins.com>
18000 * config/sh/sh.c (SH_ATTRIBUTES): Define.
18001 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18002 (print_operand): Handle resbank in %@ operand code.
18003 (sh_encode_section_info): New.
18004 (push_regs): Add conditions for resbank.
18005 (sh_expand_epilogue): Likewise.
18006 (sh_insert_attributes): Likewise.
18007 (sh_attribute_table): Likewise.
18008 (sh_handle_resbank_handler_attribute): New.
18009 (sh2a_handle_function_vector_handler_attribute): New.
18010 (sh2a_is_function_vector_call): New.
18011 (sh2a_get_function_vector_number): New.
18012 (sh2a_function_vector_p): New.
18013 (sh_cfun_resbank_handler_p): New.
18014 * config/sh/sh.md (calli): Emit jsr/n if possible.
18015 (calli_tbr_rel): New.
18016 (calli_pcrel): Emit jsr/n if possible.
18017 (return_i): Emit rts/n if possible.
18018 (call_valuei_tbr_rel): New.
18019 (call_valuei_pcrel): Add condition for SH2A target.
18020 (call_value): Likewise.
18021 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
18022 (sh2a_get_function_vector_number): Likewise.
18023 (sh2a_is_function_vector_call): Likewise.
18024 * doc/extend.texi: Document TBR relative addressing of SH2A.
18025 (resbank): Add description for SH2A.
18027 2008-03-24 Richard Guenther <rguenther@suse.de>
18030 * gimplify.c (gimplify_modify_expr): For frontend type-correct
18031 pointer assignments change conversions according to middle-end rules.
18032 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
18033 * configure.ac: Include type checking in yes.
18034 * configure: Regenerate.
18036 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18038 * diagnostic.c (diagnostic_count_diagnostic): Delete.
18039 (diagnostic_report_diagnostic): Update. Handle ICEs here.
18041 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
18043 * gthr-vxworks.h (UNUSED): Define.
18045 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
18047 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
18049 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
18051 * doc/extend.texi (Function Attributes): Add missing comma in the
18052 example of the "alloc_size" attribute.
18054 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
18057 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18059 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18062 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18065 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18066 of the underlying type of a MS bitfield layout to the natural
18067 alignment of the type.
18069 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18071 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18072 to their natural alignment to avoid store forwarding stalls.
18074 2008-03-22 Richard Guenther <rguenther@suse.de>
18076 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
18077 For PHI nodes verify the address is invariant.
18078 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
18079 (get_symbol_constant_value): Use is_gimple_min_invariant.
18080 (maybe_fold_stmt_indirect): Likewise.
18082 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
18084 PR rtl-optimization/33927
18085 * Makefile.in (dse.o): Depend on $(TM_P_H).
18086 * expr.h (extract_low_bits): Declare.
18087 * expmed.c (extract_low_bits): New function.
18088 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
18089 * dse.c: Include tm_p.h.
18090 (find_shift_sequence): Remove the read_reg argument and return the
18091 read value. Emit the instructions instead of returning them.
18092 Iterate on new_mode rather than calculating it each time.
18093 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
18094 source to NEW_MODE and extract_low_bits to convert the shifted
18095 value to READ_MODE.
18096 (replace_read): Allow the load and store to have different mode
18097 classes. Use extract_low_bits when SHIFT == 0. Create the shift
18098 or extraction instructions before trying the replacement. Update
18099 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
18101 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18103 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18104 to their natural alignment to avoid store forwarding stalls.
18106 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18109 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
18110 encouraging but not allowing gprs for input;
18111 change the input constraint to !f#r.
18112 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
18114 change the output constraint to !f#r.
18116 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
18119 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
18120 corresponding post-reload splitters.
18121 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
18122 when x87 FP math is selected.
18123 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
18124 New function prototype.
18125 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
18126 unreachable function to ease macroization of insn patterns.
18128 2008-03-21 Martin Jambor <mjambor@suse.cz>
18130 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
18131 reference dumps if ddr is NULL or dependence is unknown.
18133 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18135 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
18136 unsigned extension into account.
18137 (ATOMIC_COMPARE_AND_SWAP): Likewise.
18138 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
18139 Do computations on a scratch register.
18141 2008-03-21 Richard Guenther <rguenther@suse.de>
18143 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18144 Use is_gimple_min_invariant instead of TREE_INVARIANT.
18145 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
18146 * tree-ssa-dom.c (record_equality): Likewise.
18147 * tree-inline.c (copy_body_r): Likewise.
18148 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
18151 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18153 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
18154 as 'delete_unused' argument.
18156 2008-03-20 Richard Guenther <rguenther@suse.de>
18158 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18159 special casing of constant qualifiers.
18160 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
18161 care about them in general.
18162 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
18163 regardless of their type.
18164 (fold_stmt_r): Forcefully fold *& if we end up with that.
18166 2008-03-20 Paul Brook <paul@codesourcery.com>
18168 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
18169 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
18171 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
18173 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
18174 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
18176 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
18178 * common.opt (Wmudflap): New option.
18179 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
18180 (mx_register_decls): Likewise.
18181 (mudflap_finish_file): Likewise.
18182 * doc/invoke.texi: Document -Wno-mudflap.
18184 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
18186 * c-format.c (replace_format_name_to_system_name): New.
18187 (cmp_attribs): New.
18188 (convert_format_name_to_system_name): New.
18189 (decode_format_attr): Add use of convert_format_name_to_system_name.
18190 (format_types_orig): Add gnu_ prefix to names.
18191 (check_format_info_main): Special treating of \0 escaped names for
18192 supporting multi-character format specifiers as I32, I64.
18193 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
18194 (gnu_target_overrides_format_attributes): New.
18195 * c-format.h: Add structure target_ovr_attr to hold
18196 system specific formatter names.
18197 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
18198 msformat-c.o file to c_target_objs and cxx_target_objs.
18199 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18200 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
18201 (TARGET_N_FORMAT_TYPES): New.
18202 * config/i386/msformat-c.c: New.
18203 * config/i386/t-cygming: Add build rule for msformat-c.o.
18204 * doc/extend.texi: Add new format names gnu_* and ms_* and
18206 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18208 2008-03-20 Ira Rosen <irar@il.ibm.com>
18210 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
18211 optimizations turned on under -O3.
18212 (ftree-vectorize): Add that the flag is turned on with -O3.
18214 2008-03-20 Ben Elliston <bje@au.ibm.com>
18216 * regmove.c (try_auto_increment): Fix spelling error in comment.
18217 * final.c (final_scan_insn): Likewise.
18219 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
18222 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
18223 allocator preferences for "y" and "r" class registers.
18224 ("*mov<mode>_internal"): Ditto.
18225 ("*movv2sf_internal_rex64"): Ditto.
18226 ("*movv2sf_internal"): Ditto.
18228 2008-03-19 Michael Matz <matz@suse.de>
18230 PR middle-end/35616
18231 * calls.c (expand_call): Check overlap of arguments with call
18232 address for sibcalls.
18234 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18237 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18238 of the underlying type of a MS bitfield layout to the natural
18239 alignment of the type.
18241 2008-03-19 Jan Hubicka <jh@suse.cz>
18244 * toplev.c (decode_d_option): Handle all CPP flags.
18245 * tree-vrp.c: Update tree_pass descriptors.
18246 * regrename.c: Update tree_pass descriptors.
18247 * fwprop.c: Update tree_pass descriptors.
18248 * doc/invoke.texi: Remove documentation of dropped -d? flags.
18249 * tree-into-ssa.c: Update tree_pass descriptors.
18250 * tree-dump.c: Update tree_pass descriptors.
18251 * tree-complex.c: Update tree_pass descriptors.
18252 * tree-dump.h: Update tree_pass descriptors.
18253 * see.c: Update tree_pass descriptors.
18254 * cgraphbuild.c: Update tree_pass descriptors.
18255 * tracer.c: Update tree_pass descriptors.
18256 * tree-loop-distribution.c: Update tree_pass descriptors.
18257 * cgraph.c: Update tree_pass descriptors.
18258 * postreload-gcse.c: Update tree_pass descriptors.
18259 * postreload.c: Update tree_pass descriptors.
18260 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
18261 * tree-tailcall.c: Update tree_pass descriptors.
18262 * tree-pass.h (tree_opt_pass): Rename to ...
18263 (opt_pass) ... this one; add "type" field and remove letter field.
18264 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
18265 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
18266 all_lowering_passes): Update declaration.
18267 * ipa-cp.c: Update tree_pass descriptors.
18268 * final.c: Update tree_pass descriptors.
18269 * omp-low.c: Update tree_pass descriptors.
18270 * tree-ssa-dse.c: Update tree_pass descriptors.
18271 * ipa-reference.c: Update tree_pass descriptors.
18272 * tree-ssa-uncprop.c: Update tree_pass descriptors.
18273 * auto-inc-dec.c: Update tree_pass descriptors.
18274 * reorg.c: Update tree_pass descriptors.
18275 * cgraphunit.c: Update tree_pass descriptors.
18276 * tree-ssa-copyrename.c: Update tree_pass descriptors.
18277 * tree-ssa-ccp.c: Update tree_pass descriptors.
18278 * df-core.c: Update tree_pass descriptors.
18279 * mode-switching.c: Update tree_pass descriptors.
18280 * tree-nomudflap.c: Update tree_pass descriptors.
18281 * modulo-sched.c: Update tree_pass descriptors.
18282 * ipa-pure-const.c: Update tree_pass descriptors.
18283 * cse.c: Update tree_pass descriptors.
18284 * web.c: Update tree_pass descriptors.
18285 * tree-stdarg.c: Update tree_pass descriptors.
18286 * tree-ssa-math-opts.c: Update tree_pass descriptors.
18287 * tree-ssa-dom.c: Update tree_pass descriptors.
18288 * tree-nrv.c: Update tree_pass descriptors.
18289 * tree-ssa-alias.c: Update tree_pass descriptors.
18290 * loop-init.c: Update tree_pass descriptors.
18291 * gimple-low.c: Update tree_pass descriptors.
18292 * ipa-inline.c: Update tree_pass descriptors.
18293 * tree-ssa-sink.c: Update tree_pass descriptors.
18294 * global.c: Update tree_pass descriptors.
18295 * ifcvt.c: Update tree_pass descriptors.
18296 * jump.c: Update tree_pass descriptors.
18297 * predict.c: Update tree_pass descriptors.
18298 * tree-ssa-loop.c: Update tree_pass descriptors.
18299 * recog.c: Update tree_pass descriptors.
18300 * dse.c: Update tree_pass descriptors.
18301 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
18302 * tree-eh.c: Update tree_pass descriptors.
18303 * regmove.c: Update tree_pass descriptors.
18305 * function.c: Update tree_pass descriptors.
18306 * tree-vectorizer.c: Update tree_pass descriptors.
18307 * gcse.c: Update tree_pass descriptors.
18308 * ipa-type-escape.c: Update tree_pass descriptors.
18309 * tree-if-conv.c: Update tree_pass descriptors.
18310 * init-regs.c: Update tree_pass descriptors.
18311 * ipa.c: Update tree_pass descriptors.
18312 * tree-ssa-phiopt.c: Update tree_pass descriptors.
18313 * rtl-factoring.c: Update tree_pass descriptors.
18314 * lower-subreg.c: Update tree_pass descriptors.
18315 * bt-load.c: Update tree_pass descriptors.
18316 * tree-dfa.c: Update tree_pass descriptors.
18317 * except.c: Update tree_pass descriptors.
18318 * emit-rtl.c: Update tree_pass descriptors.
18319 * cfgexpand.c: Update tree_pass descriptors.
18320 * tree-cfgcleanup.c: Update tree_pass descriptors.
18321 * cfgcleanup.c: Update tree_pass descriptors.
18322 * tree-ssa-pre.c: Update tree_pass descriptors.
18323 * tree-sra.c: Update tree_pass descriptors.
18324 * tree-mudflap.c: Update tree_pass descriptors.
18325 * tree-ssa-copy.c: Update tree_pass descriptors.
18326 * cfglayout.c: Update tree_pass descriptors.
18327 * tree-ssa-forwprop.c: Update tree_pass descriptors.
18328 * tree-ssa-dce.c: Update tree_pass descriptors.
18329 * tree-ssa.c: Update tree_pass descriptors.
18330 * regclass.c: Update tree_pass descriptors.
18331 * integrate.c: Update tree_pass descriptors.
18332 * tree-optimize.c: Update tree_pass descriptors.
18333 * tree-ssa-phiprop.c: Update tree_pass descriptors.
18334 * tree-object-size.c: Update tree_pass descriptors.
18335 * combine.c: Update tree_pass descriptors.
18336 * tree-outof-ssa.c: Update tree_pass descriptors.
18337 * bb-reorder.c: Update tree_pass descriptors.
18338 * stack-ptr-mod.c: Update tree_pass descriptors.
18339 * var-tracking.c: Update tree_pass descriptors.
18340 * tree-profile.c: Update tree_pass descriptors.
18341 * tree-vect-generic.c: Update tree_pass descriptors.
18342 * reg-stack.c: Update tree_pass descriptors.
18343 * sched-rgn.c: Update tree_pass descriptors.
18344 * tree-ssa-structalias.c: Update tree_pass descriptors.
18345 * tree-cfg.c: Update tree_pass descriptors.
18346 * passes.c (current_pass): Update declaration.
18347 (finish_optimization_passes): Update.
18348 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18349 (register_one_dump_file, register_dump_files_1, next_pass_1):
18351 (init_optimization_passes): Update handling of new types.
18352 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18353 * ipa-struct-reorg.c: Update tree_pass descriptors.
18354 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18355 * combine-stack-adj.c: Update tree_pass descriptors.
18356 * cfgrtl.c: Update tree_pass descriptors.
18357 * dce.c: Update tree_pass descriptors.
18358 * tree-ssanames.c: Update tree_pass descriptors.
18360 2008-03-19 Richard Guenther <rguenther@suse.de>
18362 PR middle-end/35609
18363 * tree-ssa.c (walk_data): New structure.
18364 (warn_uninitialized_var): If not always_executed warn with "maybe"
18366 (execute_early_warn_uninitialized): Compute post-dominators.
18367 Initialize always_executed before processing each basic block.
18369 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18372 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18373 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18375 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18377 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18379 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18381 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18383 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18384 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18385 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18386 target after ignore has been set, and move there also the commputation
18387 of subtarget and original_target.
18388 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18389 (LANG_HOOKS_INITIALIZER): Remove it.
18390 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18392 2008-03-18 Richard Guenther <rguenther@suse.de>
18394 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18395 found an expression with constants, note that in the VN for the lhs.
18396 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18397 fold them to constants if possible. Run cleanup_cfg if done so.
18398 (execute_pre): Return todo.
18399 (do_pre): Likewise.
18400 (execute_fre): Likewise.
18401 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18403 (get_prop_source_stmt): Look through pointer conversions.
18405 2008-03-18 Jan Hubicka <jh@suse.cz>
18407 * tree-pretty-print.c: Include predict.h.
18408 (dump_generic_node): Dump predictor.
18409 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18410 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18411 * gimple-low.c (lower_stmt): Likewise.
18412 * expr.c (expand_expr_real): Likewise.
18413 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18415 (build_predict_expr, build_predict_expr): New.
18416 * predict.h (predictor_name, build_predict_expr): Update.
18417 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18418 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18419 * predict.def (PRED_CONTINUE): Update hitrate.
18420 * tree.def (PREDICT_EXPR): Define.
18421 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18422 do not handle BIND_EXPR.
18423 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18424 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18425 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18428 2008-03-18 Michael Matz <matz@suse.de>
18430 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18432 2008-03-18 Richard Guenther <rguenther@suse.de>
18434 * tree-gimple.h (is_gimple_invariant_address): Declare.
18435 (is_gimple_constant): Likewise.
18436 * tree-gimple.c (is_gimple_constant): New function.
18437 (is_gimple_invariant_address): Likewise.
18438 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18439 and is_gimple_invariant_address.
18440 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18442 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18443 an addressable base.
18445 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18447 PR middle-end/35611
18448 * gimplify.c (gimplify_expr): Gimplify second operand of
18451 2008-03-17 Richard Guenther <rguenther@suse.de>
18453 PR tree-optimization/19637
18454 * fold-const.c (fold_unary): Remove restrictions of removing
18455 intermediate pointer-conversions (P2)(P1)P0.
18456 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18457 conversion to void pointer.
18458 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18460 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18463 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18464 emulated thread local variables.
18466 2008-03-16 Richard Guenther <rguenther@suse.de>
18468 PR middle-end/35607
18469 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18470 expand TREE_INVARIANT operations that are not gimple invariant.
18472 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18474 * doc/extend.texi (Alignment): Say that the ABI controls
18475 the __alignof__ for non-strict-alignment targets rather
18476 than being a recommendation.
18478 2008-03-15 Paul Brook <paul@codesourcery.com>
18480 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18482 (arm_output_fn_unwind): Mark functions that can not be unwound.
18484 2008-03-15 Paul Brook <paul@codesourcery.com>
18486 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18487 extension instructions.
18489 2008-03-15 Richard Guenther <rguenther@suse.de>
18491 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18492 and fold constant aggregate refs.
18493 (fold_const_aggregate_ref): Handle string constants
18494 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18495 (evaluate_stmt): Simplify now that ccp_fold folds constant
18498 2008-03-15 Paul Brook <paul@codesourcery.com>
18500 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18501 (extzv): Use gen_extzv_t2.
18502 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18504 2008-03-15 Richard Guenther <rguenther@suse.de>
18506 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18507 (fold_const_aggregate_ref): Likewise.
18508 (get_value): Return NULL if we don't have any values.
18509 (ccp_finalize): Set const_val to NULL after freeing it.
18510 * tree-flow.h (get_symbol_constant_value): Declare.
18511 (fold_const_aggregate_ref): Likewise.
18512 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18514 2008-03-15 Richard Guenther <rguenther@suse.de>
18516 PR middle-end/35593
18517 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18518 to not produce negative array indices if not allowed. Add
18519 parameter to indicate that.
18520 (maybe_fold_offset_to_component_ref): Allow negative array
18521 indices only for the first member of a structure.
18522 (maybe_fold_offset_to_reference): Allow negative array indices.
18523 (maybe_fold_stmt_addition): Likewise.
18525 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18526 Anatoly Sokolov <aesok@post.ru>
18528 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18529 (avr_arch): Add ARCH_AVR6.
18530 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18531 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18532 instead of fixed value 2.
18533 (print_operand_address): Use gs() asm specifier instead of pm().
18534 (avr_assemble_integer): (Ditto.).
18535 (avr_output_addr_vec_elt): (Ditto.).
18536 (print_operand): Handle "!" code.
18537 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18538 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18539 (AVR_HAVE_EIJMP_EICALL): Define.
18540 (AVR_3_BYTE_PC): Redefine.
18541 (AVR_2_BYTE_PC): (Ditto.).
18542 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18543 (LINK_SPEC): Add atmega2560 and atmega2561.
18544 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18546 * config/avr/avr.md (call_insn): Use eicall instead of icall
18547 for 3 byte PC devices.
18548 (call_value_insn): (Ditto.).
18549 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18550 (indirect_jump): Use only for for 2 byte PC devices.
18551 (*tablejump): (Ditto.).
18552 (*indirect_jump_avr6): Add insn.
18553 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18554 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18555 instead of ijmp for 3 byte PC devices.
18556 (__tablejump2__): (Ditto.).
18557 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18558 (MULITLIB_DIRNAMES): (Ditto.).
18559 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18561 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18563 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18564 "sse2_umulsidi3". Use V1DI mode for operand 0.
18565 ("mmx_psadbw"): Use V1DI mode for operand 0.
18566 * config/i386/i386-modes.def (V1SI): New vector mode.
18567 * config/i386/i386.c (struct builtin_description)
18568 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18569 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18570 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18571 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18572 v1di_ftype_v8qi_v8qi type.
18573 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18575 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18576 __builtin_ia32_pmuludq]: Fix the mode of return value.
18578 2008-03-15 Richard Guenther <rguenther@suse.de>
18580 PR middle-end/35595
18581 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18584 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18586 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18587 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18588 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18589 unless TARGET_SERIALIZE_VOLATILE is enabled.
18590 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18591 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18592 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18594 2008-03-14 Richard Guenther <rguenther@suse.de>
18596 PR tree-optimization/34172
18597 * tree-flow.h (refs_may_alias_p): Declare.
18598 (get_single_def_stmt): Likewise.
18599 (get_single_def_stmt_from_phi): Likewise.
18600 (get_single_def_stmt_with_phi): Likewise.
18601 * tree-dfa.c (refs_may_alias_p): New function.
18602 (get_single_def_stmt): Likewise.
18603 (get_single_def_stmt_from_phi): Likewise.
18604 (get_single_def_stmt_with_phi): Likewise.
18605 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18606 (vn_reference_lookup_1): New helper function.
18607 (vn_reference_lookup): Walk the virtual use-def chain to
18608 continue searching for a match if the def does not alias the
18609 reference we are looking for.
18611 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18613 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18614 archive and Perzl. Update The Written Word listing.
18616 2008-03-14 Richard Guenther <rguenther@suse.de>
18618 PR tree-optimization/34043
18619 PR tree-optimization/33989
18620 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18622 (bitmap_find_leader): Use extra argument to verify dominance
18623 relationship inside a basic-block.
18624 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18625 (find_leader_in_sets): Adjust.
18626 (create_component_ref_by_pieces): Take extra argument for
18627 dominance check, handle lookup failures.
18628 (find_or_generate_expression): Likewise.
18629 (create_expression_by_pieces): Likewise.
18630 (insert_into_preds_of_block): Adjust.
18631 (create_value_expr_from): If asked for, verify all operands
18632 are in the blocks AVAIL_OUT set.
18633 (make_values_for_stmt): Check for SSA_NAMEs that are life
18634 over an abnormal edge.
18635 (compute_avail): Remove such check.
18636 (do_SCCVN_insertion): New function.
18637 (eliminate): If we do not find a leader suitable for replacement
18638 insert a replacement expression from SCCVN if available.
18639 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18640 (struct vn_ssa_aux): Add needs_insertion flag.
18641 * tree-ssa-sccvn.c (may_insert): New global flag.
18642 (copy_reference_ops_from_ref): Value-number union member access
18643 based on its size, not type and member if insertion is allowed.
18644 (visit_reference_op_load): For a weak match from union type
18645 punning lookup a view-converted value and insert a SSA_NAME
18646 for that value if that is not found.
18647 (visit_use): Make dumps shorter. Do not disallow value numbering
18648 SSA_NAMEs that are life over an abnormal edge to constants.
18649 (free_scc_vn): Release inserted SSA_NAMEs.
18650 (run_scc_vn): New flag to specify whether insertion is allowed.
18651 Process SSA_NAMEs in forward order.
18652 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18653 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18654 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18655 pointer type to/from integral types that do not change the
18656 precision to regular conversions.
18658 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18660 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18661 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18662 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18663 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18664 input arguments and the mode of return value. Built-in functions
18665 that operate on whole 64-bit MMX register now use V1DI mode.
18667 2008-03-13 Alon Dayan <alond@il.ibm.com>
18668 Olga Golovanevsky <olga@il.ibm.com>
18670 PR tree-optimization/35041
18671 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18672 to locate the right position in a statement.
18674 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18678 * config/i386/xmmintrin.h: Change all static inline functions to
18679 extern inline and add __gnu_inline__ attribute.
18680 * config/i386/bmintrin.h: Ditto.
18681 * config/i386/smmintrin.h: Ditto.
18682 * config/i386/tmmintrin.h: Ditto.
18683 * config/i386/mmintrin-common.h: Ditto.
18684 * config/i386/ammintrin.h: Ditto.
18685 * config/i386/emmintrin.h: Ditto.
18686 * config/i386/pmmintrin.h: Ditto.
18687 * config/i386/mmintrin.h: Ditto.
18688 * config/i386/mm3dnow.h: Ditto.
18690 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18692 PR middle-end/35185
18693 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18694 (lower_omp_2): New function.
18695 (lower_omp_1, lower_omp): Rewritten.
18697 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18700 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18701 with the phrase "Microsoft Windows compilers".
18702 (Push/Pop Macro Pragmas): New subsection. Document
18703 #pragma push_macro and pragma pop_macro.
18705 2008-03-12 Paul Brook <paul@codesourcery.com>
18707 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18709 2008-03-12 Paul Brook <paul@codesourcery.com>
18711 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18712 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18713 (thumb2_addsi_shortim): Rename ...
18714 (thumb2_addsi_short): ... to this. Allow register operands.
18715 (thumb2_subsi_short): New pattern.
18716 (thumb2_one_cmplsi2_short,
18717 thumb2_negsi2_short): New patterns and peepholes.
18719 2008-03-12 Paul Brook <paul@codesourcery.com>
18721 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18723 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18725 * config/i386/i386.md (int_cond): New code iterator.
18727 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18728 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18729 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18730 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18731 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18732 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18733 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18734 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18736 2008-03-12 Paul Brook <paul@codesourcery.com>
18738 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18739 instead of {arm,thumb}_compute_save_reg_mask.
18740 (output_return_instruction): Ditto.
18741 (thumb_unexpanded_epilogue): Ditto.
18742 (thumb1_expand_prologue): Ditto.
18743 (thumb1_output_function_prologue): Ditto.
18744 (arm_set_return_address): Ditto.
18745 (thumb_set_return_address): Ditto.
18746 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18747 regs to achieve stack alignment.
18748 (thumb1_compute_save_reg_mask): Fix compiler warning.
18749 (arm_output_epilogue): Use offsets->saved_regs_mask.
18750 Adjust stack pointer by poping call clobered registers.
18751 (arm_expand_prologue): Use offsets->saved_regs_mask.
18752 Adjust stack pointer by pushing extra registers.
18753 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18755 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18758 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18759 conversion to the operands of a multiplication.
18761 2008-03-12 Richard Guenther <rguenther@suse.de>
18763 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18764 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18765 * timevar.def (TV_TREE_PHIPROP): Add.
18766 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18767 pass description. Use TV_TREE_PHIPROP.
18768 * tree-ssa-forwprop.c: Remove phiprop code.
18770 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18772 PR middle-end/35549
18773 * omp-low.c (maybe_lookup_decl): Constify first argument.
18774 (use_pointer_for_field): Change last argument from bool to
18775 omp_context *. Disallow shared copy-in/out in nested
18776 parallel if decl is shared in outer parallel too.
18777 (build_outer_var_ref, scan_sharing_clauses,
18778 lower_rec_input_clauses, lower_copyprivate_clauses,
18779 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18781 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18782 Ira Rosen <irar@il.ibm.com>
18784 * tree-vectorizer.c (free_stmt_vec_info): New function.
18785 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18786 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18787 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18788 * tree-vect-transform.c (vectorizable_conversion): Free
18789 vec_oprnds0 if it was allocated.
18790 (vect_permute_store_chain): Remove unused VECs.
18791 (vectorizable_store): Free VECs that are allocated in the..
18793 (vect_transform_strided_load, vectorizable_load): Likewise.
18794 (vect_remove_stores): Simplify the code.
18795 (vect_transform_loop): Move code to vect_remove_stores().
18796 Call vect_remove_stores() and free_stmt_vec_info().
18798 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18800 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18801 TARGET_HPUX. Revise comment.
18802 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18803 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18804 Use sr4 variant of `be' instruction when not generating PIC code.
18805 (attr_length_call): Adjust for above change.
18807 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18809 * ipa-reference.c (static_execute): Remove module_statics_const and
18810 associated setting code.
18812 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18815 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18816 predicate for operand 1.
18817 (paritysi2_cmp): Use register_operand predicate for operand 2.
18818 Use earlyclobber modifier for operand 1. Remove support for
18820 (paritydi2_cmp): Use register_operand predicate for operand 3.
18821 Use earlyclobber modifier for operand 1. Remove support for
18824 2008-03-11 Paul Brook <paul@codesourcery.com>
18825 Vladimir Prus <vladimir@codesourcery.com>
18827 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18828 (arm_compute_save_reg0_reg12_mask): Always
18829 check if register 11 must be saved. Always safe hard frame pointer
18830 when frame_pointer_needeed.
18831 (arm_compute_save_reg_mask): Save IP and PC
18832 only with apcs frames.
18833 (arm_output_epilogue): Adjust Thumb2 codepath to
18834 be also invoked and work for ARM non-apcs frames.
18835 (arm_expand_prologue): Don't bother saving IP
18836 for non-apcs frame, since it's not clobbered by
18837 prologue code. Implement non-apcs frame
18840 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18842 PR rtl-optimization/35281
18843 * expr.c (convert_move): Use a new pseudo for the intermediate
18844 from_mode->word_mode result.
18846 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18848 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18849 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18850 * toplev.c (compile_file): Don't call it.
18852 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18854 PR middle-end/35526
18855 * expr.c (store_expr): Call emit_block_move if the mode
18856 of "temp" RTX is BLKmode.
18858 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18859 Richard Guenther <rguenther@suse.de>
18861 PR tree-optimization/31358
18862 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18863 the step with a NULL_TREE.
18864 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18865 to sizetype if type is a pointer type.
18866 (add_candidate_1): Don't convert the base and step to
18867 the generic type if the orginal type is a pointer type.
18868 (add_iv_value_candidates): Use sizetype for the step
18869 if type is a pointer type.
18870 (cand_value_at): Likewise.
18871 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18873 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18874 Don't convert the tem affine to the type.
18875 (add_elt_to_tree): Use sizetype for the step if a pointer.
18876 Use POINTER_PLUS_EXPR for pointers.
18877 (aff_combination_to_tree): Use sizetype for the step if a
18880 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18882 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18883 Remove commutativity hint.
18885 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18889 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18890 errorneous type. Check that v is a VAR_DECL.
18892 PR middle-end/35099
18893 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18895 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18897 PR tree-optimization/35494
18898 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18899 may be overriden at link and run time.
18901 2008-03-10 Richard Guenther <rguenther@suse.de>
18903 PR tree-optimization/34677
18904 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18905 (poolify_tree): Likewise.
18906 (modify_expr_template): Likewise.
18907 (poolify_modify_stmt): Likewise.
18908 (insert_fake_stores): Handle all component-ref style stores
18909 in addition to INDIRECT_REF. Also handle complex types.
18910 Do not poolify the inserted load.
18911 (realify_fake_stores): Do not rebuild the tree but only
18912 make it a SSA_NAME copy.
18913 (init_pre): Remove initialzation of modify_expr_template.
18914 Do not allocate modify_expr_node_pool.
18915 (fini_pre): Do not free modify_expr_node_pool.
18917 2008-03-10 Paul Brook <paul@codesourcery.com>
18919 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18920 to avoid conflicts.
18922 2008-03-10 Paul Brook <paul@codesourcery.com>
18923 Mark Shinwell <shinwell@codesourcery.com>
18925 * config/arm/cortex-r4.md: New.
18926 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18928 * config/arm/arm.md: Include cortex-r4.md.
18929 (insn): Add smmls, sdiv and udiv values.
18930 (generic_sched): Don't use generic scheduling for Cortex-R4.
18931 (arm_issue_rate): New function.
18932 (TARGET_SCHED_ISSUE_RATE): Define.
18934 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18936 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18938 2008-03-10 Richard Guenther <rguenther@suse.de>
18940 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18941 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18943 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18945 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18946 Set default to true.
18948 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18950 * c.opt (Wsynth): Deprecate.
18951 * doc/invoke.texi (Option Summary, Warning Options): Document
18952 -Wno-format-contains-nul.
18954 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18957 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18958 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18960 2008-03-09 Ira Rosen <irar@il.ibm.com>
18962 * config/rs6000/rs6000.c (builtin_description): Rename vector
18963 left shift operations.
18964 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18965 (altivec_vsl<VI_char>): Rename to ...
18966 (ashl<mode>3): ... new name.
18967 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18969 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18971 2008-03-08 Richard Guenther <rguenther@suse.de>
18973 * coverage.h (tree_coverage_counter_addr): Declare.
18974 * coverage.c (tree_coverage_counter_addr): New function.
18975 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18976 before using again.
18977 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18978 (tree_gen_one_value_profiler): Likewise.
18979 (tree_gen_ic_profiler): Likewise.
18980 (tree_gen_average_profiler): Likewise.
18981 (tree_gen_ior_profiler): Likewise.
18983 2008-03-08 Richard Guenther <rguenther@suse.de>
18985 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18986 (vn_binary_op_insert): Likewise.
18987 (vn_unary_op_lookup): Likewise.
18988 (vn_unary_op_insert): Likewise.
18989 (vn_nary_op_lookup): Declare.
18990 (vn_nary_op_insert): Likewise.
18991 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18992 and binary hashes, use a single obstack for unary_op_pool
18993 and binary_op_pool.
18994 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18995 a single struct vn_nary_op_s. Store tree code length and
18996 a variable number of operands.
18997 (struct vn_reference_op_struct): Remove unused op2.
18998 (vn_reference_op_eq): Do not compare op2.
18999 (vn_reference_op_compute_hash): Do not compute hash of op2.
19000 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
19001 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
19002 with vn_nary_op_compute_hash.
19003 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
19004 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
19006 (vn_unary_op_insert, vn_binary_op_insert): Replace with
19008 (visit_unary_op): Call nary functions.
19009 (visit_binary_op): Likewise.
19010 (process_scc): Adjust for struct vn_tables_s changes.
19011 (allocate_vn_table): Likewise.
19012 (free_vn_table): Likewise.
19013 * tree-vn.c (vn_add): Call nary functions.
19014 (vn_lookup): Likewise.
19016 2008-03-08 Jakub Jelinek <jakub@redhat.com>
19019 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
19020 wdst back after sync_compare_and_swapqhi_internal.
19022 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
19025 * config/i386/i386-modes.def (V1DI): New vector mode.
19026 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
19027 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
19028 (MMXMODE248): Ditto.
19029 (MMXMODE): Add V1DI mode.
19030 (mmxvecsize): Change DI mode to V1DI mode.
19031 ("mov<mode>): Use MMXMODEI8 mode iterator.
19032 ("*mov<mode>_internal_rex64"): Ditto.
19033 ("*mov<mode>_internal"): Ditto.
19034 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
19035 ("mmx_sub<mode>3"): Ditto.
19036 ("mmx_adddi3"): Remove insn pattern.
19037 ("mmx_subdi3"): Ditto.
19038 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
19039 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
19040 ("mmx_ashl<mode>3"): Ditto.
19041 ("mmx_lshrdi3"): Remove insn pattern.
19042 ("mmx_ashldi3"): Ditto.
19043 * config/i386/i386.c (classify_argument): Handle V1DImode.
19044 (function_arg_advance_32): Ditto.
19045 (function_arg_32): Ditto.
19046 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
19047 mmx_addv1di3 insn pattern.
19048 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
19049 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
19050 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
19051 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
19052 Remove definitions of built-in functions.
19053 (V1DI_type_node): New node.
19054 (v1di_ftype_v1di_int): Ditto.
19055 (v1di_ftype_v1di_v1di): Ditto.
19056 (v2si_ftype_v2si_si): Ditto.
19057 (v4hi_ftype_v4hi_di): Remove node.
19058 (v2si_ftype_v2si_di): Ditto.
19059 (ix86_init_mmx_sse_builtins): Handle V1DImode.
19060 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
19061 Redefine builtins using def_builtin_const with *_ftype_*_int node.
19062 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
19063 Add new builtins using def_builtin_const.
19064 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
19065 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
19066 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
19067 * config/i386/mmintrin.h (__v1di): New typedef.
19068 (_mm_add_si64): Cast arguments to __v1di type.
19069 (_mm_sub_si64): Ditto.
19070 (_mm_sll_pi16): Cast __count to __v4hi type.
19071 (_mm_sll_pi32): Cast __count to __v2si type.
19072 (_mm_sll_si64): Cast arguments to __v1di type.
19073 (_mm_srl_pi16): Cast __count to __v4hi type.
19074 (_mm_srl_pi32): Cast __count to __v2si type.
19075 (_mm_srl_si64): Cast arguments to __v1di type.
19076 (_mm_sra_pi16): Cast __count to __v4hi type.
19077 (_mm_sra_pi32): Cast __count to __v2si type.
19078 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
19079 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
19080 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
19081 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
19082 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
19083 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
19084 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
19085 (_mm_srai_pi32): Use __builtin_ia32_psradi.
19086 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
19087 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19088 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19089 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
19091 2008-03-07 Joseph Myers <joseph@codesourcery.com>
19093 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
19095 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
19098 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
19099 reg+const addressing for Altivec modes. Don't generate reg+reg
19100 addressing for TFmode or TDmode quantities.
19102 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
19104 * c-common.c (vector_types_convertible_p): Call langhook
19105 instead of comptypes.
19107 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
19110 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
19111 integral and scalar float variables which have a
19114 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
19116 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
19117 dwarf_register_span hook when emitting unwind information for
19118 register-to-memory saves.
19119 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
19120 (rs6000_frame_related): Remove call to spe_synthesize_frame.
19122 2008-03-06 Jakub Jelinek <jakub@redhat.com>
19124 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
19125 for the same VAR_DECL.
19127 2008-03-06 Tom Tromey <tromey@redhat.com>
19129 * treelang: Delete.
19130 * doc/standards.texi (Standards): Don't mention treelang.
19131 * doc/invoke.texi (Overall Options): Don't mention treelang.
19132 * doc/install.texi (Prerequisites): Don't mention bison or
19134 (Configuration): Don't mention treelang.
19135 (Building): Likewise.
19136 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
19138 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
19140 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
19141 word-extractions out of a multi-word object.
19143 2008-03-06 Richard Guenther <rguenther@suse.de>
19145 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
19146 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
19147 result type and precision.
19148 * expr.c (get_inner_reference): Set unsignedp based on the result
19149 type of BIT_FIELD_REF.
19150 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
19151 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
19152 (try_instantiate_multiple_fields): Likewise. Use the correct type
19154 (sra_build_assignment): Likewise.
19155 (sra_build_elt_assignment): Likewise.
19156 (sra_explode_bitfield_assignment): Likewise.
19157 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
19158 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
19159 set BIT_FIELD_REF_UNSIGNED.
19160 (vectorizable_load): Likewise.
19162 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
19164 * cse.c (cse_extended_basic_block): Invalidate artificial defs
19167 2008-03-06 Richard Guenther <rguenther@suse.de>
19169 * alias.c (struct alias_set_entry): Move has_zero_child field
19170 to pack with alias_set.
19172 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19174 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19177 2008-03-05 Ian Lance Taylor <iant@google.com>
19179 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
19181 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
19183 * fwprop.c (update_df): Support width and offset parameters of
19185 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
19186 global_conflicts): Change DF_REF_EXTRACT to either
19187 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19188 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19189 * df-scan.c (df_ref_record, df_defs_record,
19190 df_ref_create_structure, df_def_record_1, df_uses_record,
19191 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
19192 df_bb_refs_collect, df_entry_block_defs_collect,
19193 df_exit_block_uses_collect): Support new width and offset fields.
19194 (ref_extract_pool): New storage pool.
19195 (df_free_ref): New function.
19196 (df_reg_chain_unlink, df_free_collection_rec,
19197 df_sort_and_compress_refs): Call df_free_ref.
19198 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
19200 (df_ref_create_structure): Allocate df_ref_extract if offset and
19201 width fields are used.
19202 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
19203 (df_uses_record): Get offset and width from ZERO_EXTRACT
19205 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
19206 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19207 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19208 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
19209 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19210 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19211 (df_ref_extract): New structure.
19212 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
19213 (df_ref_create): Add width and offset parameters.
19215 2008-03-05 Richard Guenther <rguenther@suse.de>
19217 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19218 Use ranges_overlap_p.
19219 (offset_overlaps_with_access): Rename
19220 to ranges_overlap_p and move ...
19221 * tree-flow-inline.h (ranges_overlap_p): ... here.
19223 * tree.h (get_inner_reference, handled_component_p): Update
19226 * tree.h (record_component_aliases, get_alias_set,
19227 alias_sets_conflict_p, alias_sets_must_conflict_p,
19228 objects_must_conflict_p): Move declarations ...
19229 * alias.h (record_component_aliases, get_alias_set,
19230 alias_sets_conflict_p, alias_sets_must_conflict_p,
19231 objects_must_conflict_p): ... here.
19232 Include coretypes.h.
19233 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
19235 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
19237 * cfg.c: Include tree-flow.h.
19238 (remove_edge_raw): Call redirect_edge_var_map_clear.
19239 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
19240 * tree-flow-inline.h (redirect_edge_var_map_def): New.
19241 (redirect_edge_var_map_result): New.
19242 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
19243 PENDING_STMT use with redirect_edge_var_map_*.
19244 * tree-ssa.c (edge_var_maps): New definition.
19245 (redirect_edge_var_map_add): New.
19246 (redirect_edge_var_map_clear): New.
19247 (redirect_edge_var_map_dup): New.
19248 (redirect_edge_var_map_vector): New.
19249 (redirect_edge_var_map_destroy): New.
19250 (ssa_redirect_edge): Replace PENDING_STMT use with
19251 redirect_edge_var_map_*.
19252 (flush_pending_stmts): Same.
19253 (delete_tree_ssa): Destroy edge var map.
19254 * tree-flow.h (struct _edge_var_map): New.
19255 Define edge_var_map vector type.
19256 Declare redirect_edge_var_map_* prototypes.
19257 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
19258 * tree-cfg.c (reinstall_phi_args): Replace
19259 PENDING_STMT use with redirect_edge_var_map_*.
19261 2008-03-05 Richard Guenther <rguenther@suse.de>
19263 PR tree-optimization/35472
19264 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
19265 whose single use_stmt has a overlapping set of loaded and
19266 stored symbols as that use_stmt might be a noop assignment then.
19268 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19270 * gthr-rtems.h: Implement __gthread_mutex_destroy.
19272 2008-03-05 Richard Guenther <rguenther@suse.de>
19275 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
19276 should be constants.
19277 * tree-cfg.c (verify_expr): Verify it.
19278 * fold-const.c (fold_truthop): Remove code generating
19279 BIT_FIELD_REFs of structure bases.
19280 (fold_binary): Likewise.
19281 (fold_ternary): Position and size of BIT_FIELD_REFs are
19282 always host integers.
19283 (make_bit_field_ref): Remove.
19284 (optimize_bit_field_compare): Remove.
19285 (all_ones_mask_p): Remove.
19287 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
19290 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
19291 (split_block_and_df_analyze): New. Split basic block and rebuild
19293 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
19295 (split_pattern_seq): Likewise.
19296 (erase_matching_seqs): Likewise.
19297 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
19299 2008-03-04 Geoff Keating <geoffk@apple.com>
19301 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
19302 declaration and code.
19303 (tree_invalid_nonnegative_warnv_p): Likewise.
19305 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
19307 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
19308 examples. Truncate option-names then causing overfull hbox.
19310 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19313 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
19315 * configure: Rebuilt.
19317 2008-03-04 Rafael Espíndola <espindola@google.com>
19319 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
19320 (tree_unary_nonnegative_warnv_p): New.
19321 (tree_binary_nonnegative_warnv_p): New.
19322 (tree_single_nonnegative_warnv_p): New.
19323 (tree_invalid_nonnegative_warnv_p): New.
19324 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
19326 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19329 * opts.c (handle_option): Postpone 'unknown option' errors only for
19332 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
19335 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
19338 2008-03-04 Rafael Espíndola <espindola@google.com>
19340 * fold-const.c (tree_unary_nonzero_warnv_p): New.
19341 (tree_binary_nonzero_warnv_p): New.
19342 (tree_single_nonzero_warnv_p): New.
19343 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19345 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19347 PR middle-end/35456
19348 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19349 transformations for modes that have signed zeros.
19350 * ifcvt.c (noce_try_abs): Ditto.
19352 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19354 * config/i386/i386.c (override_options): Force
19355 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19357 2008-03-04 Jan Hubicka <jh@suse.cz>
19360 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19363 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19365 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19366 label to probe the stack.
19368 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19370 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19371 (__gthr_win32_mutex_destroy): Declare.
19372 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19373 __gthr_win32_mutex_destroy.
19374 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19376 2008-03-03 Jan Hubicka <jh@suse.cz>
19379 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19380 aggressive on inlining cold calls.
19382 2008-03-03 Richard Guenther <rguenther@suse.de>
19384 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19385 struct copies into the expression table.
19386 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19387 (try_to_simplify): Likewise.
19388 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19389 integral and pointer arguments which do not change the
19390 precision to NOP_EXPRs.
19391 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19392 VIEW_CONVERT_EXPR case.
19394 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19396 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19397 defined in a loop at depth 0 is invariant.
19398 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19399 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19400 be called at loop depth 0.
19402 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19405 * gcc.c (process_command): Update copyright notice dates.
19406 * gcov.c (print_version): Likewise.
19407 * gcov-dump.c (print_version): Likewise.
19408 * mips-tfile.c (main): Likewise.
19409 * mips-tdump.c (main): Likewise.
19411 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19414 * c-common.c (flag_permissive): Delete.
19415 (constant_expression_warnings): Check flags first.
19416 (constant_expression_error): New.
19417 * c-common.h (flag_permissive): Delete.
19418 (constant_expression_error): Declare.
19419 * flags.h (flag_permissive): Declare. Update description.
19420 * diagnostic.c (pedwarn): Update.
19422 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19423 (permissive_error_kind): New.
19424 * toplev.c (flag_permissive): Define. Update description.
19425 * toplev.h (permissive_error_kind): Declare.
19426 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19427 (pedwarn_c90): Use pedantic_warning_kind.
19428 * c-opts.c (c_common_post_options): flag_permissive does not affect
19429 flag_pedantic_errors.
19431 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19433 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19434 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19435 __absvsi2, __absvDI2): Use unsigned arithmetic.
19437 2008-03-02 Andi Kleen <ak@suse.de>
19438 Richard Guenther <rguenther@suse.de>
19440 * struct-equiv.c: Remove file.
19441 * cfg_cleanup.c (condjump_equiv_p): Remove.
19442 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19443 (struct-equiv.o): Remove rule.
19444 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19445 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19446 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19448 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19450 * ifcvt.c (noce_process_if_block): Try to handle only the then
19451 block if the else block exists but isn't suitable.
19453 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19456 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19457 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19458 regression from previous patch.
19460 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19463 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19465 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19466 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19467 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19468 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19469 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19470 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19471 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19472 (__gthread_mutex_destroy_function): Rename to
19473 __gthread_mutex_destroy.
19474 * gthr-dce.h (__gthread_mutex_destroy): Call
19475 pthread_mutex_destroy.
19476 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19477 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19478 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19480 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19482 * df-scan.c (df_ref_chain_change_bb): Simplify.
19483 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19484 set_block_for_insn if there's any change.
19485 * df.h ((df_insn_change_bb): Fix prototype.
19486 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19487 df_insn_change_bb, don't call set_block_for_insn.
19488 * emit-rtl.c (reorder_insns): Likewise.
19489 * haifa-sched.c (move_insn): Likewise.
19491 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19493 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19495 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19497 * tree-flow-inline.h (next_readonly_imm_use): Return
19498 NULL_USE_OPERAND_P after the end.
19500 2008-03-01 Richard Guenther <rguenther@suse.de>
19502 PR tree-optimization/35411
19503 * tree-sra.c (sra_build_assignment): Split conversion to
19504 final type to a separate statement if we are not assigning
19507 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19509 * fold-const.c (fold_convertible_p): Correct the logic to follow
19510 that in fold_convert().
19512 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19515 * tree-inline.c (build_duplicate_type): When we make a
19516 duplicate type, make it unique in the canonical types system.
19518 2008-02-29 Tom Tromey <tromey@redhat.com>
19520 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19521 input_file_stack_history, input_file_stack_restored): Remove.
19522 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19523 * input.h (struct file_stack): Remove.
19524 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19525 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19527 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19529 (diagnostic_last_module_changed): Add 'map' argument.
19530 (diagnostic_set_last_function): Likewise.
19531 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19532 line map, not input_file_stack.
19533 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19535 2008-02-29 Paul Brook <paul@codesourcery.com>
19537 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19539 2008-02-29 Paul Brook <paul@codesourcery.com>
19541 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19543 2008-02-29 Richard Guenther <rguenther@suse.de>
19545 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19547 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19548 value for comparing for a store match.
19549 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19550 (try_to_simplify): Do not do a full-blown reference lookup.
19552 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19554 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19555 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19557 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19559 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19561 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19562 strides against cache sizes.
19564 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19566 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19569 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19571 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19572 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19573 is smaller than the original promoted value.
19574 (simplify_subreg): If OP is a SUBREG, try to preserve its
19575 SUBREG_PROMOTED_VAR_P information.
19577 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19579 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19580 (VN_INFO_GET): Allocate new objects on the obstack.
19581 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19582 for rpo_numbers_temp, for consistency.
19583 (free_scc_vn): Free the obstack.
19585 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19587 * doc/invoke.texi: Document -ftree-loop-distribution.
19588 * tree-loop-distribution.c: New.
19589 * tree-pass.h (pass_loop_distribution): New.
19590 * graphds.h (struct graph): Add htab_t indices.
19591 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19592 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19593 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19594 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19595 * tree-data-ref.c (debug_data_dependence_relations): New.
19596 (dump_data_dependence_relation): Also print data references.
19597 (free_data_ref): Extern.
19598 (same_access_functions): Moved...
19599 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19600 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19601 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19602 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19603 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19604 (stmts_from_loop): Skip LABEL_EXPR.
19605 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19607 (build_rdg): Initialize rdg->indices htab.
19608 (free_rdg, stores_from_loop, ref_base_address,
19609 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19610 have_similar_memory_accesses_1, ref_base_address_1,
19611 remove_similar_memory_refs): New.
19612 * tree-data-ref.h: Depend on tree-chrec.h.
19613 (debug_data_dependence_relations, free_data_ref): Declared.
19614 (same_access_functions): ... here.
19615 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19617 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19618 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19619 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19620 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19621 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19622 rdg_vertex_for_stmt): Declared.
19623 (struct rdg_edge): Add level.
19625 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19626 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19628 (rdg_has_similar_memory_accesses): New.
19629 * tree-vect-analyze.c: Remove unused static decls.
19630 * lambda.h (dependence_level): New.
19631 * common.opt (ftree-loop-distribution): New.
19632 * tree-flow.h (mark_virtual_ops_in_bb,
19633 slpeel_tree_duplicate_loop_to_edge_cfg,
19634 rename_variables_in_loop): Declared.
19635 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19636 (OBJS-common): Add tree-loop-distribution.o.
19637 (tree-loop-distribution.o): New rule.
19638 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19639 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19640 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19642 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19645 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19646 other than structures and unions.
19648 2008-02-28 Richard Guenther <rguenther@suse.de>
19651 2008-02-26 Richard Guenther <rguenther@suse.de>
19653 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19654 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19655 (lookup_decl_from_uid): Declare.
19656 (remove_decl_from_map): Likewise.
19657 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19658 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19659 (decl_for_uid_map): New global hashtable mapping DECL_UID
19661 (init_ttree): Allocate it.
19662 (insert_decl_to_uid_decl_map): New helper function.
19663 (make_node_stat): Insert new decls into the map.
19664 (copy_node_stat): Likewise.
19665 (lookup_decl_from_uid): New function.
19666 (remove_decl_from_map): Likewise.
19667 (print_decl_for_uid_map_statistics): New helper.
19668 (dump_tree_statistics): Call it.
19670 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19671 (referenced_var_iterator): Adjust.
19672 (FOR_EACH_REFERENCED_VAR): Adjust.
19673 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19674 (num_referenced_vars): Adjust.
19675 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19676 (first_referenced_var): Remove.
19677 (end_referenced_vars_p): Likewise.
19678 (next_referenced_var): Likewise.
19679 (referenced_var_iterator_set): New helper function.
19680 * tree-dfa.c (referenced_var_lookup): Adjust.
19681 (referenced_var_check_and_insert): Likewise.
19682 (remove_referenced_var): Likewise.
19683 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19684 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19685 (verify_call_clobbering): Likewise.
19686 (verify_memory_partitions): Likewise.
19687 (init_tree_ssa): Allocate bitmap instead of hashtable for
19689 (delete_tree_ssa): Adjust.
19690 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19691 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19692 (compute_tag_properties): Likewise.
19693 (set_initial_properties): Likewise.
19694 (find_partition_for): Likewise.
19695 (update_reference_counts): Likewise.
19696 (dump_may_aliases_for): Likewise.
19697 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19698 (add_call_clobber_ops): Likewise.
19699 (add_call_read_ops): Likewise.
19700 (get_asm_expr_operands): Likewise.
19701 * tree-into-ssa.c (dump_decl_set): Likewise.
19702 (update_ssa): Likewise.
19703 * tree-sra.c (scan_function): Likewise.
19704 (decide_instantiations): Likewise.
19705 (scalarize_parms): Likewise.
19706 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19707 (dsa_named_for): Likewise.
19708 * tree-ssa-structalias.c (update_alias_info): Likewise.
19709 (merge_smts_into): Likewise.
19711 2008-02-27 David Daney <ddaney@avtrex.com>
19714 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19715 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19716 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19717 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19718 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19720 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19723 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19724 (BUILT_IN_NEXTTOWARD): Remove.
19725 (BUILT_IN_NEXTTOWARDF): Ditto.
19726 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19727 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19729 2008-02-27 Tom Tromey <tromey@redhat.com>
19731 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19732 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19734 2008-02-27 Jan Beulich <jbeulich@novell.com>
19736 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19737 update the respective field on newdecl.
19739 2008-02-27 Revital Eres <eres@il.ibm.com>
19741 PR rtl-optimization/34999
19742 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19743 crossing edges that ends with a call insn.
19744 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19745 call insn and clear the EDGE_CROSSING flag of the crossing edge
19746 when fixing fallthru edges.
19748 2008-02-27 Richard Guenther <rguenther@suse.de>
19750 PR middle-end/35390
19751 * fold-const.c (fold_unary): Return the correct argument,
19752 converted to the result type.
19754 2008-02-27 Richard Guenther <rguenther@suse.de>
19756 PR middle-end/34971
19757 * expr.c (expand_expr_real_1): Assert on rotates that operate
19759 * fold-const.c (fold_binary): Use the types precision, not the
19760 bitsize of the mode if folding rotate expressions. Build rotates
19761 only for full modes.
19763 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19765 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19766 and CPP_PRAGMA_EOL.
19767 * c-pragma.c (pragma_ns_name): New typedef.
19768 (registered_pp_pragmas): New variable.
19769 (c_pp_lookup_pragma): New function.
19770 (c_register_pragma_1): If flag_preprocess_only, do nothing
19771 for non-expanded pragmas, for expanded ones push pragma's
19772 namespace and name into registered_pp_pragmas vector.
19773 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19774 flag_preprocess_only, don't register GCC pch_preprocess
19775 pragma if flag_preprocess_only.
19776 * c-opts.c (c_common_init): Call init_pragma even if
19777 flag_preprocess_only.
19778 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19779 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19780 cpp_register_pragma if flag_preprocess_only.
19782 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19785 * c-parser.c (c_parser_translation_unit): Warn for empty
19786 translation unit, not empty source file.
19788 2008-02-26 Paul Brook <paul@codesourcery.com>
19790 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19791 operand for Thumb-2.
19792 * config/arm/arm.h (reg_class): Add CORE_REGS.
19793 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19794 (BASE_REG_CLASS): Use CORE_REGS.
19795 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19796 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19797 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19798 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19799 ARM_REGNO_OK_FOR_INDEX_P.
19800 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19801 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19802 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19803 (ldm/stm peepholes): Ditto.
19804 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19805 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19806 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19807 * config/arm/constraints.md: Enable "k" constraint on ARM.
19809 2008-02-27 Ben Elliston <bje@au.ibm.com>
19811 * config/rs6000/rs6000.c: Annotate cache line size field in all
19812 instances of struct processor_costs.
19814 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19816 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19817 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19818 jump_bypass): New counters.
19819 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19820 * dce.c (gate_ud_dce): Same.
19821 (gate_fast_dce): Same.
19822 * dse.c (gate_dse1): New function.
19823 (gate_dse2): New function.
19824 (gate_dse): Merge results of new gate functions.
19825 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19826 (gate_handle_jump_bypass): Add dbg_cnt.
19827 (gate_handle_gcse): Add dbg_cnt.
19828 * ifcvt.c (gate_handle_if_conversion): Same.
19829 (gate_handle_if_after_combine): Same.
19830 (gate_handle_if_after_reload): Same.
19831 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19833 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19835 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19837 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19839 2008-02-26 Jason Merrill <jason@redhat.com>
19842 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19843 alone if it's the naming decl for the type's main variant.
19845 2008-02-26 Tom Tromey <tromey@redhat.com>
19847 * system.h (USE_MAPPED_LOCATION): Poison.
19848 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19849 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19850 (make_goto_expr_edges): Likewise.
19851 (remove_bb): Likewise.
19852 (execute_warn_function_return): Likewise.
19853 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19855 * c-common.c (fname_decl): Remove old location code.
19856 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19858 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19860 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19861 (gen_rtx_ASM_INPUT): Likewise.
19862 (gen_rtx_ASM_INPUT_loc): Likewise.
19863 (get_rtx_asm_OPERANDS): Remove.
19864 * cfglayout.c (insn_locators_alloc): Remove old location code.
19865 (set_curr_insn_source_location): Likewise.
19866 (curr_insn_locator): Likewise.
19867 * print-tree.c (print_node): Remove old location code.
19868 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19869 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19870 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19871 location_from_locus.
19872 (construct_exit_block): Remove old location code.
19873 * emit-rtl.c (force_next_line_note): Remove old location code.
19874 * profile.c (branch_prob): Remove old location code.
19875 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19876 LOC_LINE): Remove old-location variants.
19877 * langhooks.c (lhd_print_error_function): Remove old location
19879 * configure, config.in: Rebuilt.
19880 * configure.ac (--enable-mapped-location): Remove.
19881 * c-decl.c (c_init_decl_processing): Remove old location code.
19882 (finish_function): Likewise.
19883 * recog.c (decode_asm_operands): Remove old location code.
19884 * c-pch.c (c_common_read_pch): Remove old location code.
19885 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19887 * gimple-low.c (lower_function_body): Remove old location code.
19888 * toplev.c (unknown_location): Remove.
19889 (push_srcloc): Remove old-location variant.
19890 (process_options): Remove old location code.
19891 (lang_dependent_init): Likewise.
19892 * input.h (UNKNOWN_LOCATION): Move definition.
19893 (location_t): Undeprecate.
19894 (source_locus): Remove.
19895 (location_from_locus): Remove.
19896 (struct location_s): Remove.
19897 Remove all old-location code.
19898 (input_line, input_filename): Remove.
19899 * final.c (final_scan_insn): Remove old location code.
19900 * diagnostic.c (diagnostic_build_prefix): Remove
19901 USE_MAPPED_LOCATION test.
19902 * tree.h (gimple_stmt) <locus>: Now a location_t.
19903 (tree_exp) <locus>: Likewise.
19904 (DECL_IS_BUILTIN): Remove old-location variant.
19905 (annotate_with_file_line, annotate_with_locus): Likewise.
19906 (expr_locus, set_expr_locus): Update.
19907 * tree.c (build1_stat): Remove old location code.
19908 (last_annotated_node): Remove.
19909 (annotate_with_file_line): Remove old-location variant.
19910 (annotate_with_locus): Likewise.
19911 (expr_location): Remove old location code.
19912 (set_expr_location): Likewise.
19913 (expr_has_location): Likewise.
19914 (expr_locus): Likewise.
19915 (set_expr_locus): Likewise.
19916 (expr_filename): Don't use location_from_locus.
19917 (expr_lineno): Likewise.
19918 * rtl-error.c (location_for_asm): Remove old location code.
19919 * c-lex.c (cb_line_change): Remove old location code.
19920 (fe_file_change): Likewise.
19921 (cb_def_pragma): Likewise.
19922 (c_lex_with_flags): Likewise.
19923 * gengtype.c (do_typedef): Don't special-case location types.
19924 (define_location_structures): Remove.
19925 (main): Don't call define_location_structures.
19926 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19929 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19932 * builtins.def (BUILT_IN_STDARG_START): Remove.
19933 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19934 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19935 * tree-inline.c (inline_forbidden_p_1): Likewise.
19937 2008-02-26 Richard Guenther <rguenther@suse.de>
19939 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19940 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19941 (lookup_decl_from_uid): Declare.
19942 (remove_decl_from_map): Likewise.
19943 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19944 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19945 (decl_for_uid_map): New global hashtable mapping DECL_UID
19947 (init_ttree): Allocate it.
19948 (insert_decl_to_uid_decl_map): New helper function.
19949 (make_node_stat): Insert new decls into the map.
19950 (copy_node_stat): Likewise.
19951 (lookup_decl_from_uid): New function.
19952 (remove_decl_from_map): Likewise.
19953 (print_decl_for_uid_map_statistics): New helper.
19954 (dump_tree_statistics): Call it.
19956 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19957 (referenced_var_iterator): Adjust.
19958 (FOR_EACH_REFERENCED_VAR): Adjust.
19959 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19960 (num_referenced_vars): Adjust.
19961 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19962 (first_referenced_var): Remove.
19963 (end_referenced_vars_p): Likewise.
19964 (next_referenced_var): Likewise.
19965 (referenced_var_iterator_set): New helper function.
19966 * tree-dfa.c (referenced_var_lookup): Adjust.
19967 (referenced_var_check_and_insert): Likewise.
19968 (remove_referenced_var): Likewise.
19969 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19970 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19971 (verify_call_clobbering): Likewise.
19972 (verify_memory_partitions): Likewise.
19973 (init_tree_ssa): Allocate bitmap instead of hashtable for
19975 (delete_tree_ssa): Adjust.
19976 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19977 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19978 (compute_tag_properties): Likewise.
19979 (set_initial_properties): Likewise.
19980 (find_partition_for): Likewise.
19981 (update_reference_counts): Likewise.
19982 (dump_may_aliases_for): Likewise.
19983 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19984 (add_call_clobber_ops): Likewise.
19985 (add_call_read_ops): Likewise.
19986 (get_asm_expr_operands): Likewise.
19987 * tree-into-ssa.c (dump_decl_set): Likewise.
19988 (update_ssa): Likewise.
19989 * tree-sra.c (scan_function): Likewise.
19990 (decide_instantiations): Likewise.
19991 (scalarize_parms): Likewise.
19992 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19993 (dsa_named_for): Likewise.
19994 * tree-ssa-structalias.c (update_alias_info): Likewise.
19995 (merge_smts_into): Likewise.
19997 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20000 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
20001 * c-opts.c (c_common_handle_option): Wall enables
20002 Wvolatile-register-var.
20003 * common.opt: Move Wvolatile-register-var to...
20006 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20008 * common.opt (Wlarger-than=): New.
20009 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
20011 * opts.c (common_handle_option): Handle -Wlarger-than=.
20012 * optc-gen.awk: Likewise.
20013 * opth-gen.awk: Likewise.
20014 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
20015 * tree-optimize.c (tree_rest_of_compilation): Likewise.
20017 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20019 * c-common.c (match_case_to_enum_1): Add appropriate
20020 OPT_W* parameter to warning.
20021 (c_do_switch_warnings): Likewise.
20022 * c-typeck.c (warning_init): Add one more parameter following
20023 'warning' function.
20024 (push_init_level): Update call to warning_init.
20025 (pop_init_level): Likewise.
20026 (add_pending_init): Likewise.
20027 (output_init_element: Likewise.
20029 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20032 * toplev.c (toplev_main): If there are warnings or error, print
20033 errors for ignored options.
20034 * opts.c (ignored_options): New static variable.
20035 (postpone_unknown_option_error): New.
20036 (print_ignored_options): New.
20037 (handle_option): Postpone errors for unknown -Wno-* options.
20038 * opts.h (print_ignored_options): Declare.
20040 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
20042 * config/mips/mips.md (loadgp_blockage, blockage): Change type
20045 2008-02-25 Richard Guenther <rguenther@suse.de>
20048 2008-02-25 Richard Guenther <rguenther@suse.de>
20050 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20051 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20052 (lookup_decl_from_uid): Declare.
20053 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20054 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20055 (decl_for_uid_map): New global hashtable mapping DECL_UID
20057 (init_ttree): Allocate it.
20058 (insert_decl_to_uid_decl_map): New helper function.
20059 (make_node_stat): Insert new decls into the map.
20060 (copy_node_stat): Likewise.
20061 (lookup_decl_from_uid): New function.
20062 (print_decl_for_uid_map_statistics): New helper.
20063 (dump_tree_statistics): Call it.
20065 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20066 (referenced_var_iterator): Adjust.
20067 (FOR_EACH_REFERENCED_VAR): Adjust.
20068 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20069 (num_referenced_vars): Adjust.
20070 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20071 (first_referenced_var): Remove.
20072 (end_referenced_vars_p): Likewise.
20073 (next_referenced_var): Likewise.
20074 (referenced_var_iterator_set): New helper function.
20075 * tree-dfa.c (referenced_var_lookup): Adjust.
20076 (referenced_var_check_and_insert): Likewise.
20077 (remove_referenced_var): Likewise.
20078 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20079 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20080 (verify_call_clobbering): Likewise.
20081 (verify_memory_partitions): Likewise.
20082 (init_tree_ssa): Allocate bitmap instead of hashtable for
20084 (delete_tree_ssa): Adjust.
20085 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20086 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20087 (compute_tag_properties): Likewise.
20088 (set_initial_properties): Likewise.
20089 (find_partition_for): Likewise.
20090 (update_reference_counts): Likewise.
20091 (dump_may_aliases_for): Likewise.
20092 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20093 (add_call_clobber_ops): Likewise.
20094 (add_call_read_ops): Likewise.
20095 (get_asm_expr_operands): Likewise.
20096 * tree-into-ssa.c (dump_decl_set): Likewise.
20097 (update_ssa): Likewise.
20098 * tree-sra.c (scan_function): Likewise.
20099 (decide_instantiations): Likewise.
20100 (scalarize_parms): Likewise.
20101 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20102 (dsa_named_for): Likewise.
20103 * tree-ssa-structalias.c (update_alias_info): Likewise.
20104 (merge_smts_into): Likewise.
20106 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20109 * doc/invoke.texi (-fcx-limited-range): Document new option.
20110 * toplev.c (process_options): Handle -fcx-fortran-rules.
20111 * common.opt: Add documentation for -fcx-fortran-rules.
20113 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20116 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
20117 actual behaviour and C99.
20119 2008-02-26 Ben Elliston <bje@au.ibm.com>
20121 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
20122 (ASM_CPU_POWER6_SPEC): Likewise.
20123 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
20124 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
20125 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
20127 2008-02-25 Richard Guenther <rguenther@suse.de>
20129 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20130 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20131 (lookup_decl_from_uid): Declare.
20132 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20133 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20134 (decl_for_uid_map): New global hashtable mapping DECL_UID
20136 (init_ttree): Allocate it.
20137 (insert_decl_to_uid_decl_map): New helper function.
20138 (make_node_stat): Insert new decls into the map.
20139 (copy_node_stat): Likewise.
20140 (lookup_decl_from_uid): New function.
20141 (print_decl_for_uid_map_statistics): New helper.
20142 (dump_tree_statistics): Call it.
20144 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20145 (referenced_var_iterator): Adjust.
20146 (FOR_EACH_REFERENCED_VAR): Adjust.
20147 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20148 (num_referenced_vars): Adjust.
20149 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20150 (first_referenced_var): Remove.
20151 (end_referenced_vars_p): Likewise.
20152 (next_referenced_var): Likewise.
20153 (referenced_var_iterator_set): New helper function.
20154 * tree-dfa.c (referenced_var_lookup): Adjust.
20155 (referenced_var_check_and_insert): Likewise.
20156 (remove_referenced_var): Likewise.
20157 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20158 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20159 (verify_call_clobbering): Likewise.
20160 (verify_memory_partitions): Likewise.
20161 (init_tree_ssa): Allocate bitmap instead of hashtable for
20163 (delete_tree_ssa): Adjust.
20164 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20165 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20166 (compute_tag_properties): Likewise.
20167 (set_initial_properties): Likewise.
20168 (find_partition_for): Likewise.
20169 (update_reference_counts): Likewise.
20170 (dump_may_aliases_for): Likewise.
20171 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20172 (add_call_clobber_ops): Likewise.
20173 (add_call_read_ops): Likewise.
20174 (get_asm_expr_operands): Likewise.
20175 * tree-into-ssa.c (dump_decl_set): Likewise.
20176 (update_ssa): Likewise.
20177 * tree-sra.c (scan_function): Likewise.
20178 (decide_instantiations): Likewise.
20179 (scalarize_parms): Likewise.
20180 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20181 (dsa_named_for): Likewise.
20182 * tree-ssa-structalias.c (update_alias_info): Likewise.
20183 (merge_smts_into): Likewise.
20185 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
20188 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
20189 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
20190 * alias.h (nonoverlapping_memrefs_p): Likewise.
20192 2008-02-25 Jan Beulich <jbeulich@novell.com>
20194 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
20195 * config/i386/netware-libgcc.exp: Add __bswap?i2,
20196 __emultls_get_address, __emultls_register_common,
20197 __floatundi?f, and _Unwind_GetIPInfo.
20198 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
20199 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
20200 (gen_regparm_prefix): Likewise.
20201 (i386_nlm_encode_section_info): Sync with
20202 config/i386/winnt.c:i386_pe_encode_section_info().
20203 (i386_nlm_maybe_mangle_decl_assembler_name): New.
20204 i386_nlm_mangle_decl_assembler_name): New.
20205 (netware_override_options): New.
20206 * config/i386/netware.h (netware_override_options): Declare.
20207 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
20208 (i386_nlm_mangle_decl_assembler_name): Declare.
20209 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
20211 2008-02-25 Ben Elliston <bje@au.ibm.com>
20214 * c-decl.c (grokdeclarator): Remove unused local variables
20215 `typedef_type' and `type_as_written'.
20217 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
20218 unused local variable `has_hot_blocks'.
20219 (fix_crossing_conditional_branches): Remove unused local variable
20222 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
20224 PR middle-end/19984
20225 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
20226 using DEF_C99_BUILTIN.
20227 (BUILT_IN_NANF): Ditto.
20228 (BUILT_IN_NANL): Ditto.
20230 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
20231 Revital Eres <eres@il.ibm.com>
20233 * modulo-sched.c (calculate_must_precede_follow): Address TODO
20234 regarding the order of two dependent insns in the same row.
20236 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
20238 * stor-layout.c (layout_decl): Do not bump the alignment of a
20239 bit-field to more than byte alignment if it is packed.
20241 2008-02-24 David Edelsohn <edelsohn@gnu.org>
20243 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
20246 2008-02-24 Diego Novillo <dnovillo@google.com>
20248 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
20251 * tree-vrp.c (vrp_evaluate_conditional): With
20252 -Wtype-limits, emit a warning when comparing against a
20253 constant outside the natural range of OP0's type.
20254 * c.opt (Wtype-limits): Move ...
20255 * common.opt (Wtype-limits): ... here.
20257 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
20259 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
20260 * config/rs6000/e300c2c3.md: New file.
20261 * config/rs6000/rs6000.c (processor_costs): Add new costs for
20263 (rs6000_override_options): Add e300c2 and e300c3 cases to
20264 processor_target_table. Do not allow usage of Altivec or Spe
20265 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
20266 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
20267 * config/rs6000/rs6000.h (processor_type): Add
20268 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
20269 (ASM_CPU_SPEC): Add e300c2 and e300c3.
20270 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
20271 and ppce300c3. Include e300c2c3.md.
20273 2008-02-23 David Edelsohn <edelsohn@gnu.org>
20275 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
20276 instead of TARGET_STRICT_ALIGN.
20278 2008-02-23 Joseph Myers <joseph@codesourcery.com>
20280 * explow.c (memory_address): Assert that the generated address is
20283 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20286 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
20287 * config/darwin-ppc-ldouble-patch.def: New file.
20288 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
20289 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
20290 SUBTARGET_INIT_BUILTINS if defined.
20291 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
20294 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20297 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
20298 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
20300 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20303 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
20304 file" warning condtional on -Winvalid-PCH.
20306 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
20308 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
20310 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
20314 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
20315 prevent reload from using MMX registers.
20316 (*mov<mode>_internal): Ditto.
20317 (*movv2sf_internal_rex64): Ditto.
20318 (*movv2sf_internal): Ditto.
20320 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20322 PR documentation/31569
20323 * doc/install.texi2html: Use makeinfo --no-number-sections.
20325 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20327 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
20328 ensure that we can address an entire entity > 8 bytes. Don't
20329 generate reg+reg addressing for such data.
20331 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20333 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
20334 strings when optimizing for size, unless the target cares about
20337 2008-02-22 Tom Tromey <tromey@redhat.com>
20339 * regclass.c (current_pass): Remove declaration.
20341 2008-02-22 Anatoly Sokolov <aesok@post.ru>
20343 * config/avr/libgcc.S (__RAMPZ__): Define.
20344 (__do_copy_data): Add for devices with 128KB code memory.
20346 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20348 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20350 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20352 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20354 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20357 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20360 * c-typeck.c (build_binary_op): Warn about floating point
20361 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20363 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20366 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20367 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20369 (rs6000_override_options): Set altivec_abi as default, not override,
20370 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20371 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20372 is used; use new member spe_abi.
20373 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20374 spe_abi and altivec_abi.
20376 2008-02-22 Tomas Bily <tbily@suse.cz>
20378 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20380 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20383 * config.build (build_file_translate): Set to `CMD //c' only if
20385 * Makefile.in (build_file_translate): Improve comment.
20387 2008-02-21 Jan Hubicka <jh@suse.cz>
20389 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20390 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20391 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20393 2008-02-21 Michael Matz <matz@suse.de>
20396 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20398 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20400 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20401 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20402 as insn constraint.
20403 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20404 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20405 SSE_VEC_FLOAT_MODE_P as insn constraint.
20406 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20407 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20408 sse4a_movntdf using MODEF mode iterator.
20409 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20410 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20411 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20412 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20413 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20414 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20415 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20417 2008-02-21 Richard Guenther <rguenther@suse.de>
20419 * tree.def (PAREN_EXPR): New tree code.
20420 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20422 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20423 * expr.c (expand_expr_real_1): Likewise.
20424 * tree-inline.c (estimate_num_insns_1): Likewise.
20425 * tree-complex.c (expand_complex_move): Likewise.
20426 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20429 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20432 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20434 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20437 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20439 * config/sh/sh.c (find_barrier): Don't go past
20440 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20442 2008-02-20 DJ Delorie <dj@redhat.com>
20444 * config/h8300/h8300.md (insv): Force source operand to be a register.
20446 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20447 as a jump, not as a plain insn.
20449 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20451 * doc/invoke.texi (Warning Options): Add new option
20452 -Wframe-larger-than=.
20453 (-Wframe-larger-than): Document.
20455 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20456 Add declarations for new option variables.
20458 * final.c (final_start_function): Check the frame size
20459 before emission and issue a Wframe-larger-than warning.
20461 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20462 Add definitions for new option variables.
20463 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20465 * common.opt (Wframe-larger-than=): New option.
20467 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20469 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20470 (<sse>_div<mode>3): Ditto.
20471 (<sse>_vmdiv<mode>3): Ditto.
20472 (<sse>_vmsqrt<mode>2): Ditto.
20473 (*smax<mode>3): Ditto.
20474 (sse5_frcz<mode>2): Ditto.
20475 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20476 as insn constraint.
20478 2008-02-20 Richard Guenther <rguenther@suse.de>
20480 PR middle-end/35265
20481 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20482 be happy with INTEGRAL_TYPE_P.
20484 2008-02-20 Richard Guenther <rguenther@suse.de>
20486 * fold-const.c (split_tree): Associate floatig-point expressions
20487 if flag_associative_math is set.
20489 2008-02-20 Richard Guenther <rguenther@suse.de>
20491 * tree.h (fold_real_zero_addition_p): Declare.
20492 * fold-const.c (fold_real_zero_addition_p): Export.
20493 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20494 floating-point operations with zero and one.
20496 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20498 * doc/install.texi: Correct references to CFLAGS, replacing them
20499 with BOOT_CFLAGS. Document flags used during bootstrap for
20502 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20504 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20505 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20506 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20508 (smin<mode>3): Ditto from similar patterns.
20509 (smax<mode>3): Ditto.
20510 (*ieee_smin<mode>3): Ditto.
20511 (*ieee_smax<mode>3): Ditto.
20512 * config/i386/sse.md (sse): New mode attribute.
20513 (mov<mode>): Macroize expander from movv4sf and movv2df using
20514 SSEMODEF2P mode iterator.
20515 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20516 SSE_VEC_FLOAT_MODE_P as insn constraint.
20517 (storent<mode>): Ditto.
20518 (storent<mode>): Macroize expander from storentsf and storentdf using
20519 MODEF mode iterator.
20520 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20521 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20522 (abs<mode>2): Ditto from similar patterns.
20523 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20524 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20525 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20526 (<sse>_vmsqrt<mode>2): Ditto.
20527 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20528 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20529 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20530 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20531 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20532 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20533 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20535 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20536 iterator and SSE_FLOAT_MODE_P as insn constraint.
20537 (<sse>_ucomi): Ditto from similar patterns.
20538 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20539 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20540 SSE_VEC_FLOAT_MODE_P as insn constraint.
20541 (vcond<mode>): Ditto from similar patterns.
20542 (and<mode>3, *and<mode>3): Ditto.
20543 (<sse>_nand<mode>3): Ditto.
20544 (ior<mode>3, *ior<mode>3): Ditto.
20545 (xor<mode>3, *xor<mode>3): Ditto.
20546 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20547 iterator and SSE_FLOAT_MODE_P as insn constraint.
20548 (*nand<mode>3): Ditto from similar patterns.
20549 (*ior<mode>3): Ditto.
20550 (*xor<mode>3): Ditto.
20552 2008-02-20 Ira Rosen <irar@il.ibm.com>
20554 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20555 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20556 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20558 2008-02-19 Jan Hubicka <jh@suse.cz>
20560 * predict.c (tree_bb_level_predictions): Remove variable next
20561 mistakely introduced by previous commit.
20563 2008-02-19 Jan Hubicka <jh@suse.cz>
20565 * predict.c (predict_paths_leading_to): Rewrite.
20566 (predict_paths_for_bb): New.
20567 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20569 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20572 * Makefile.in (build_file_translate): New.
20573 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20574 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20575 * configure.ac (build_file_translate): Substitute it.
20576 * configure: Regenerate.
20578 2008-02-19 Jan Hubicka <jh@suse.cz>
20580 PR rtl-optimization/34408
20581 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20584 2008-02-19 Jan Hubicka <jh@suse.cz>
20586 PR middle-end/28779
20587 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20590 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20593 * config/i386/i386-modes.def: Revert the last DI alignment
20594 change until Ada people can look into it.
20596 2008-02-19 Nick Clifton <nickc@redhat.com>
20598 * opts.c (print_specific_help): Fix typo in --help text.
20600 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20603 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20604 32-bit inline asm without asm alternatives for host GCC < 3.0.
20606 2008-02-19 Richard Guenther <rguenther@suse.de>
20608 PR tree-optimization/34989
20609 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20610 Allow propagation to INDIRECT_REF if we can simplify only.
20612 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20614 * c-common.c (warn_for_collisions_1): Use appropriate option when
20617 2008-02-19 Nick Clifton <nickc@redhat.com>
20620 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20621 (handle_options): Fix indentation.
20622 (print_filtered_help): If no language-specific options were
20623 displayed tell the user how to list all the options supported by
20624 the language's front-end.
20625 (print_specific_help): Fix indentation and remove duplicate line.
20626 (common_handle_option): Handle the -v option.
20627 For --help enable the display of undocumented options if the -v
20628 switch has been included on the command line.
20629 For --help= check for overlaps in the arguments between the option
20630 classes and the language names and issue a warning when they
20631 cannot be disambiguated.
20632 * c.opt (v): Pass on to the common option handler.
20634 2008-02-19 Revital Eres <eres@il.ibm.com>
20636 * modulo-sched.c (sms_schedule): Change dump message when
20637 create_ddg function fails.
20638 (try_scheduling_node_in_cycle): Rename row to cycle.
20639 (print_partial_schedule): Rename CYCLE to ROW.
20641 2008-02-19 Christian Bruel <christian.bruel@st.com>
20642 Zdenek Dvorak <ook@ucw.cz>
20644 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20646 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20649 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20650 (*x86_movdicc_0_m1_se): Ditto.
20652 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20654 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20655 (CMPtype): Define as __gcc_CMPtype.
20656 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20657 (CMPtype): Define as __gcc_CMPtype.
20659 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20661 Support valgrind 3.3 for --enable-checking=valgrind.
20662 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20664 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20665 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20666 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20667 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20668 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20669 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20670 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20672 * ggc-zone.c: Similar.
20673 * ggc-page.c: Similar.
20675 2008-02-19 Paul Brook <paul@codesourcery.com>
20678 * config/arm/ieee754-df.S: Fix do_it typo.
20679 * config/arm/ieee754-sf.S: Fix do_it typo.
20681 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20684 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20685 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20686 (OPTION_MASK_ISA_SSE_SET): Likewise.
20687 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20688 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20689 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20690 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20691 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20692 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20693 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20694 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20695 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20696 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20697 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20698 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20699 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20700 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20701 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20702 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20703 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20704 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20705 (OPTION_MASK_ISA_SSE4): Removed.
20706 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20707 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20708 (override_options): Don't turn on implied SSE/MMX bits in
20711 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20713 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20716 2008-02-18 Joey Ye <joey.ye@intel.com>
20718 PR middle-end/34921
20719 * tree-nested.c (insert_field_into_struct): Set type alignment
20720 to field alignment if the former is less than the latter.
20722 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20724 * BASE-VER: Set to 4.4.0.
20726 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20728 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20729 * doc/cfg.texi: Likewise.
20730 * doc/extend.texi: Likewise.
20731 * doc/gty.texi: Likewise.
20732 * doc/invoke.texi: Likewise.
20733 * doc/loop.texi: Likewise.
20734 * doc/md.texi: Likewise.
20735 * doc/passes.texi: Likewise.
20736 * doc/rtl.texi: Likewise.
20737 * doc/sourcebuild.texi: Likewise.
20738 * doc/tm.texi: Likewise.
20739 * doc/tree-ssa.texi: Likewise.
20741 2008-02-17 Richard Guenther <rguenther@suse.de>
20743 PR middle-end/35227
20744 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20745 without default definition.
20747 2008-02-17 Richard Guenther <rguenther@suse.de>
20749 PR tree-optimization/35231
20750 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20753 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20756 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20757 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20758 libgcc_cmp_return mode.
20760 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20763 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20765 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20767 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20770 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20772 * doc/c-tree.texi: Use `@.' where appropriate.
20773 * doc/extend.texi: Likewise.
20774 * doc/install.texi: Likewise.
20775 * doc/invoke.texi: Likewise.
20776 * doc/loop.texi: Likewise.
20777 * doc/makefile.texi: Likewise.
20778 * doc/md.texi: Likewise.
20779 * doc/passes.texi: Likewise.
20780 * doc/standards.texi: Likewise.
20781 * doc/tm.texi: Likewise.
20783 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20785 PR middle-end/35196
20786 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20788 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20789 rather than in entry_bb.
20791 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20793 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20794 libgcc_cmp_return mode.
20796 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20798 PR middle-end/35130
20799 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20800 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20802 2008-02-15 Richard Guenther <rguenther@suse.de>
20803 Zdenek Dvorak <ook@ucw.cz>
20805 PR tree-optimization/35164
20806 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20807 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20808 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20809 Only propagate addresses which do not have abnormal SSA_NAMEs
20812 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20815 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20817 2008-02-15 Jan Hubicka <jh@suse.cz>
20819 PR middle-end/35149
20820 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20822 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20824 PR middle-end/34621
20825 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20826 when calculating alignment_pad.
20828 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20830 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20831 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20832 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20833 and STACK_BOUNDARY define.
20835 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20837 PR preprocessor/35061
20838 * c-pragma.c (handle_pragma_pop_macro): Check that
20839 pushed_macro_table has been allocated.
20841 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20843 PR middle-end/35136
20844 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20845 (force_gimple_operand): Likewise.
20846 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20847 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20848 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20849 (find_interesting_uses_address): Check addressability and alignment
20850 of the base expression only after substituting bases of IVs into it.
20852 2008-02-14 Michael Matz <matz@suse.de>
20855 * function.c (instantiate_virtual_regs_in_insn): Reload address
20856 before falling back to reloading the whole operand.
20858 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20860 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20861 before the first section switch note.
20863 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20865 * doc/bugreport.texi: Update copyright years.
20866 * doc/c-tree.texi: Likewise.
20867 * doc/cfg.texi: Likewise.
20868 * doc/cpp.texi: Likewise.
20869 * doc/cppinternals.texi: Likewise.
20870 * doc/fragments.texi: Likewise.
20871 * doc/frontends.texi: Likewise.
20872 * doc/gcc.texi: Likewise.
20873 * doc/gty.texi: Likewise.
20874 * doc/hostconfig.texi: Likewise.
20875 * doc/implement-c.texi: Likewise.
20876 * doc/libgcc.texi: Likewise.
20877 * doc/loop.texi: Likewise.
20878 * doc/makefile.texi: Likewise.
20879 * doc/options.texi: Likewise.
20880 * doc/passes.texi: Likewise.
20881 * doc/rtl.texi: Likewise.
20882 * doc/sourcebuild.texi: Likewise.
20883 * doc/standards.texi: Likewise.
20884 * doc/tree-ssa.texi: Likewise.
20885 * doc/trouble.texi: Likewise.
20887 * doc/extend.texi: Use @: or add comma where appropriate.
20888 * doc/invoke.texi: Likewise.
20889 * doc/tm.texi: Likewise.
20891 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20894 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20897 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20899 * doc/md.texi (clz, ctz): Add reference.
20900 * doc/rtl.texi (clz, ctz): Likewise.
20902 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20905 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20908 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20910 * config/s390/s390.c (struct constant_pool): New field
20911 emit_pool_after added.
20912 (s390_mainpool_start): Set the emit_pool_after flag according
20913 to the section switch notes.
20914 (s390_mainpool_finish): Consider emit_pool_after when emitting
20915 the literal pool at the end of the function.
20916 (s390_chunkify_start): Force literal pool splits at section
20919 2008-02-13 Michael Matz <matz@suse.de>
20922 * var-tracking.c (clobber_variable_part): Correctly traverse the
20925 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20928 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20929 Add -fdump-ipa-inline.
20930 * tree-dump.c (dump_files): Remove tree-inlined dump.
20931 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20933 2008-02-12 Richard Guenther <rguenther@suse.de>
20935 PR tree-optimization/35171
20936 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20939 2008-02-12 Richard Guenther <rguenther@suse.de>
20941 PR middle-end/35163
20942 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20943 value-preserving mode. Disallow final truncation.
20945 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20947 PR middle-end/35136
20948 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20949 code from here to...
20950 (force_gimple_operand): ...here.
20952 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20955 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20956 non-compatible pointers.
20957 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20958 different FIELD_DECLs, try harder by comparing field offsets, sizes
20961 PR inline-asm/35160
20962 * function.c (match_asm_constraints_1): Don't replace the same input
20965 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20967 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20968 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20969 (expand_epilogue): Restore RAMPZ register.
20970 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20972 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20974 * config/i386/cygwin.asm: (__alloca): Correct calling
20975 convention and alignment.
20976 (__chkstk): Force 8 byte stack alignment.
20978 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20979 Richard Guenther <rguenther@suse.de>
20981 PR tree-optimization/33992
20982 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20983 the zero we compare against.
20985 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20987 PR libfortran/35063
20988 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20989 to CloseHandle after unlocking to prevent accumulation of handle
20992 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20994 PR middle_end/34150
20995 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20996 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20997 and update LABEL_NUSES during and after reload.
20999 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
21001 PR middle-end/34627
21002 * combine.c (simplify_if_then_else): Make sure the comparison is
21003 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
21005 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
21008 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
21009 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
21010 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
21011 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
21012 * tree.h (get_type_static_bounds): Likewise.
21014 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21016 * doc/invoke.texi (Option Summary, C++ Dialect Options)
21017 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21018 Make -Wfoo language annotations match what the compiler outputs.
21020 2008-02-08 Sa Liu <saliu@de.ibm.com>
21022 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
21023 intrinsics spu_convts, spu_convtu, spu_convtf.
21025 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
21027 * doc/extend.texi (Function Attributes) <noinline>: Mention
21028 asm ("") as method to keep calls.
21030 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21033 * doc/options.texi (Options): Replace references to opts.sh with
21035 * opts-common.c: Likewise.
21036 * optc-gen.awk: Likewise.
21038 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
21040 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
21042 2008-02-07 Richard Henderson <rth@redhat.com>
21045 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
21046 EXPR_LIST for the REG_EQUAL instead of a comparison with a
21049 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
21051 PR tree-optimization/35085
21052 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
21053 for operand entry oe2 in addition to operand entry oe3 in order to
21054 expose more opportunities for vectorizer sum reduction.
21056 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21059 * Makefile.in (LIBS): Remove $(GMPLIBS).
21060 (cc1-dummy, cc1): Add $(GMPLIBS).
21062 2008-02-06 Jan Hubicka <jh@suse.cz>
21065 * i386.md (moddf_integer): Do not produce partial memory stalls for
21066 targets where it hurts.
21068 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
21071 * optabs.c (expand_float): Do not check for decimal modes when
21072 expanding unsigned integer through signed conversion.
21074 2008-02-06 Nick Clifton <nickc@redhat.com>
21076 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
21077 inside the clobber with a match_operand and duplicated operand
21078 number in the constraint.
21079 (ineqbranchsi): Delete redundant comment.
21081 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
21083 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
21084 builtin_define ("__USE_INIT_FINI__").
21085 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
21087 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
21089 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21091 PR documentation/30330
21092 * doc/invoke.texi (C++ Dialect Options)
21093 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21094 For each warning option -Wfoo that allows -Wno-foo, ensure both
21095 -Wfoo and -Wno-foo are listed in the option index. Fix index
21096 entry of -Wswitch-default, index -Wnormalized= including the
21097 `=', and -Wlarger-than-@var{len} including @var{len}.
21099 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21101 * config/i386/i386.md (floatunssisf2): Use
21102 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
21103 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
21104 Macroize expander using MODEF mode iterator.
21106 2008-02-05 Diego Novillo <dnovillo@google.com>
21108 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
21111 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
21113 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21116 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
21118 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
21121 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
21122 to indicate if a message should be generated.
21123 (init_cumulative_args): Updated.
21124 (function_value_32): Likewise.
21126 2008-02-05 Joseph Myers <joseph@codesourcery.com>
21128 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
21130 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21133 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
21134 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
21136 2008-02-04 Diego Novillo <dnovillo@google.com>
21138 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
21141 * tree-vrp.c (vrp_evaluate_conditional): With
21142 -Wtype-limits, emit a warning when comparing against a
21143 constant outside the natural range of OP0's type.
21145 2008-02-04 Richard Guenther <rguenther@suse.de>
21147 PR middle-end/33631
21148 * expr.c (count_type_elements): Give for unions instead of
21151 2008-02-04 Richard Guenther <rguenther@suse.de>
21153 PR middle-end/35043
21154 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
21155 to TYPE_DOMAINs base type instead of using bitsizetype here.
21157 2008-02-03 Jason Merrill <jason@redhat.com>
21159 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
21161 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21164 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
21165 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
21166 (RS/6000 and PowerPC Options): Fix typos and markup.
21167 * doc/passes.texi (Tree-SSA passes): Likewise.
21169 2008-02-02 Michael Matz <matz@suse.de>
21172 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
21173 from record_last_reg_set_info.
21174 (record_last_reg_set_info): Take an RTX argument, iterate over all
21175 constituent hardregs.
21176 (record_last_set_info, record_opr_changes): Change calls to
21177 new signature or to record_last_reg_set_info_regno.
21179 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
21181 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
21183 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
21185 PR rtl-optimization/34773
21186 * reg-notes.def (EQUAL): Mention significance of combination of
21187 REG_EQUAL and REG_RETVAL.
21188 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
21189 insn that has a REG_RETVAL.
21191 2008-02-01 Roger Sayle <roger@eyesopen.com>
21194 * configure.ac (--enable-fixed-point): Disable unless explicitly
21196 * configure: Regenerate.
21198 2008-02-01 Richard Guenther <rguenther@suse.de>
21201 * invoke.texi (-finline-limit): Remove no longer true parts
21202 of the documentation. Note that there is no default value.
21204 2008-02-01 Andrew Pinski <pinskia@gmail.com>
21205 Mark Mitchell <mark@codesourcery.com>
21206 Ben Elliston <bje@au.ibm.com>
21209 * doc/extend.texi (Other Builtins): Document.
21211 2008-01-31 Tom Browder <tom.browder@gmail.com>
21213 * doc/c-tree.texi (Types): Fix grammar.
21214 (Expression trees): Ditto.
21215 * doc/passes.texi (Tree-SSA passes): Ditto.
21217 * doc/configterms.texi (Configure Terms): Fix typo.
21218 * doc/cpp.texi (Common Predefined Macros): Ditto.
21219 * doc/md.texi (Machine Constraints): Ditto.
21221 * doc/makefile.texi (Makefile): Add comma.
21223 2008-01-31 Tom Browder <tom.browder@gmail.com>
21224 Gerald Pfeifer <gerald@pfeifer.com>
21226 * doc/sourcebuild.texi (Front End): Remove references to CVS
21227 and CVSROOT/modules.
21228 (Texinfo Manuals): Replace reference to CVS by one to SVN.
21229 (Back End): Remove reference to CVS.
21231 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21234 * config/mips/mips.c (gen_load_const_gp): New function, taking a
21236 (mips16_gp_pseudo_reg): ...here.
21237 * config/mips/mips.md (load_const_gp): Replace with...
21238 (load_const_gp_<mode>): ...this :P-based insn.
21240 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21242 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
21243 options. Minor fixes.
21244 (-std): Move reference to standards closer to where language
21245 standards are first mentioned.
21247 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21249 PR rtl-optimization/34995
21250 * reload.c (alternative_allows_const_pool_ref): Take an rtx
21251 parameter and return a bool. If the rtx parameter is nonnull,
21252 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
21253 (find_reloads): Update call accordingly. Pass the new operand
21254 if it needed no address reloads, otherwise pass null.
21256 2008-01-30 Richard Henderson <rth@redhat.com>
21259 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
21260 for unbounded arrays.
21262 2008-01-30 Silvius Rus <rus@google.com>
21264 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
21266 2008-01-30 Jan Hubicka <jh@suse.cz>
21269 * i386.c (init_cumulative_args): Use real function declaration when
21272 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
21274 PR rtl-optimization/34998
21275 * global.c (build_insn_chain): Treat non-subreg_lowpart
21276 SUBREGs of pseudos as clobbering all the words covered by the
21277 SUBREG, not just all the bytes.
21278 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
21279 original df_ref rather than an extract parameter.
21280 (global_conflicts): Update call accordingly.
21282 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
21284 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
21285 the overflow check to make it easier to read.
21286 (__fixtfdi): Change the type of the ll member in union
21287 long_double to UDItype_x.
21289 2008-01-30 Jakub Jelinek <jakub@redhat.com>
21291 PR middle-end/34969
21292 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
21293 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
21294 * tree-inline.c (fold_marked_statements): Call
21295 cgraph_update_edges_for_call_stmt if folding a call statement.
21296 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
21297 debug_generic_stmt calls, reset it back afterwards.
21300 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
21302 * c-typeck.c (build_external_ref): Don't pedwarn about
21303 static vars in current function's scope.
21305 2008-01-29 Joseph Myers <joseph@codesourcery.com>
21307 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
21309 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
21312 * ipa-struct-reorg.c: Fix spelling.
21313 * params.def: Ditto.
21315 2008-01-29 Richard Guenther <rguenther@suse.de>
21317 PR middle-end/35006
21318 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
21320 * tree-inline.c (remap_type): Increment remapping_type_depth
21321 around remapping types.
21322 (copy_body_r): Only add referenced variables if they are referenced
21323 from code, not types.
21325 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
21336 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
21337 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
21339 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
21342 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
21343 pointer for tiny stack.
21345 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21347 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21349 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21351 * config/vx-common.h: Fix typo in comment.
21353 2008-01-28 Ian Lance Taylor <iant@google.com>
21357 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21358 coalesce pointers if they have different DECL_NO_TBAA_P values.
21359 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21360 between variables with different DECL_NO_TBAA_P values.
21362 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21365 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21366 are not legitimate small data references on SPE targets.
21368 2008-01-28 David Daney <ddaney@avtrex.com>
21370 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21372 2008-01-28 David Daney <ddaney@avtrex.com>
21374 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21376 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21378 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21379 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21380 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21381 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21382 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21383 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21384 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21385 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21387 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21389 * basic-block.h (condjump_equiv_p): Fix comment.
21391 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21393 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21394 print_generic_stmt_indented): Fix comment.
21396 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21398 * configure.ac (__stack_chk_fail): Add detecion for availability
21399 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21400 * configure: Regenerate.
21402 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21404 PR middle-end/34688
21405 * final.c (output_addr_const): Handle TRUNCATE.
21407 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21410 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21411 (zero_cost, infinite_cost): New constants.
21412 (struct cost_pair): Change type of cost to comp_cost.
21413 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21414 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21416 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21417 split_address_cost, ptr_difference_cost, difference_cost,
21418 get_computation_cost_at, get_computation_cost,
21419 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21420 determine_use_iv_cost_condition, determine_use_iv_costs,
21421 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21422 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21423 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21424 Change type of cost to comp_cost.
21425 (determine_iv_cost): Increase cost of non-original ivs, instead
21426 of decreasing the cost of original ones.
21427 (get_address_cost): Indicate the complexity of the addressing mode
21429 (try_add_cand_for): Prefer using ivs not specific to some object.
21430 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21432 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21433 Janis Johnson <janis187@us.ibm.com>
21436 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21437 (TARGET_INSTANTIATE_DECLS): Likewise.
21438 * target.h (expand_to_rtl_hook): New target hook.
21439 (instantiate_decls): Likewise.
21440 * function.c (instantiate_decl): Make non-static. Rename to...
21441 (instantiate_decl_rtl): ... this.
21442 (instantiate_expr): Use instantiate_decl_rtl.
21443 (instantiate_decls_1): Likewise.
21444 (instantiate_decls): Likewise.
21445 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21446 * function.h (instantiate_decl_rtl): Add prototype.
21447 * cfgexpand.c (target.h): New include.
21448 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21449 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21450 (TARGET_INSTANTIATE_DECLS): Likewise.
21451 (TARGET_INITIALIZER): New target hooks added.
21452 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21454 * config/rs6000/rs6000.c (tree-flow.h): New include.
21455 (machine_function): Add sdmode_stack_slot field.
21456 (rs6000_alloc_sdmode_stack_slot): New function.
21457 (rs6000_instantiate_decls): Likewise.
21458 (rs6000_secondary_memory_needed_rtx): Likewise.
21459 (rs6000_check_sdmode): Likewise.
21460 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21461 (TARGET_INSTANTIATE_DECLS): Likewise.
21462 (rs6000_hard_regno_mode_ok): Allow SDmode.
21463 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21464 (rs6000_emit_move): Handle SDmode.
21465 (function_arg_advance): Likewise.
21466 (function_arg): Likewise.
21467 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21468 SDmode var args for 32-bit compiles.
21469 (rs6000_secondary_reload_class): Handle SDmode.
21470 (rs6000_output_function_epilogue): Likewise.
21471 (rs6000_function_value): Simplify if statement.
21472 (rs6000_libcall_value): Likewise.
21473 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21474 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21475 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21476 (movsd_hardfloat): New define_insn.
21477 (movsd_softfloat): Likewise.
21478 (movsd_store): Likewise.
21479 (movsd_load): Likewise.
21480 (extendsddd2): Likewise.
21481 (extendsdtd2): Likewise.
21482 (truncddsd2): Likewise.
21483 (movdd_hardfloat64): Fixup comment.
21484 (UNSPEC_MOVSD_LOAD): New constant.
21485 (UNSPEC_MOVSD_STORE): Likewise.
21487 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21490 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21492 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21493 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21494 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21495 and TRUTH_XOR_EXPR.
21497 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21500 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21501 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21502 __LONGDOUBLE128 too.
21503 * config/rs6000/aix61.h: New file.
21505 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21507 PR rtl-optimization/34959
21508 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21509 popcount and parity rtxes the same mode as their operand.
21510 Truncate or extend the result to the return value's mode
21513 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21516 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21517 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21518 to GOT_VERSION_REGNUM.
21519 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21520 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21521 * config/mips/mips.c (mips_emit_call_insn): New function.
21522 (mips_call_tls_get_addr): Call mips_expand_call directly.
21523 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21525 (mips16_build_call_stub): Likewise. Return the call insn or null.
21526 (mips_expand_call): Update the call to mips16_build_call_stub
21527 accordingly and a remove redundant condition. Assert that MIPS16
21528 stubs do not use lazy binding. Use mips_emit_call_insn and return
21530 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21532 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21533 (mips_avoid_hazard): Remove hazard_set handling.
21534 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21535 (UNSPEC_RESTORE_GP): ...this.
21536 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21537 (FAKE_CALL_REGNO): Rename to...
21538 (GOT_VERSION_REGNUM): ...this.
21539 (type): Add "ghost" value. Add an associated insn reservation.
21540 (hazard_set): Remove.
21541 (exception_receiver): Rename to...
21542 (restore_gp): ...this and update the unspec identifier accordingly.
21543 (exception_receiver, nonlocal_got_receiver): New expanders.
21544 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21545 FAKE_CALL_REGNO. Remove hazard_set attribute.
21546 (set_got_version, update_got_version): New patterns.
21548 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21551 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21553 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21556 * doc/install.texi2html: Generate gcc-vers.texi.
21558 2008-01-25 DJ Delorie <dj@redhat.com>
21560 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21562 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21564 * config/c4x: Remove directory.
21565 * config.gcc (crx-*, mt-*): Mark obsolete.
21566 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21567 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21568 sh-*-rtemscoff*): Remove cases.
21569 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21570 * real.c (encode_c4x_single, decode_c4x_single,
21571 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21572 c4x_extended_format): Remove.
21573 * real.h (c4x_single_format, c4x_extended_format): Remove.
21574 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21576 (Pragmas): Remove comment about c4x pragmas.
21577 * doc/install.texi (c4x): Remove target-specific instructions.
21578 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21579 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21580 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21581 refer to C4x source files as examples.
21582 (C4X_FLOAT_FORMAT): Remove documentation.
21584 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21586 * config/bfin/bfin.c (override_options): Reorder tests so that
21587 flag_pic gets enabled for -msep-data.
21589 2008-01-25 Richard Guenther <rguenther@suse.de>
21591 PR middle-end/32244
21592 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21593 to its bitfield precision if required.
21595 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21597 PR middle-end/33880
21598 * tree-nested.c (walk_omp_for): New function.
21599 (convert_nonlocal_reference, convert_local_reference): Call
21600 walk_omp_for on OMP_FOR.
21601 (convert_call_expr): Call walk_body on OMP_FOR's
21602 OMP_FOR_PRE_INIT_BODY.
21604 2008-01-25 Richard Guenther <rguenther@suse.de>
21606 PR tree-optimization/34966
21607 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21608 default defs and PHI_NODEs we have to insert after the
21609 defining statement.
21611 2008-01-24 Nick Clifton <nickc@redhat.com>
21613 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21614 Provide a default definition.
21615 (LIBGCC2_UNITS_PER_WORD): Likewise.
21617 * config/stormy16/stormy16.c: Include df.h for the prototype
21618 for df_regs_ever_live_p.
21619 (xstormy16_expand_builtin_va_start): Convert the stack offset
21620 into a component_ref and then use POINTER_PLUS_EXPR to add it
21621 to the incoming_virtual_args_rtx.
21622 (xstormy16_gimplify_va_arg_expr): Rename to
21623 xstormy16_gimplify_va_arg_expr.
21624 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21625 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21626 xstormy16_gimplify_va_arg_expr.
21627 Fix up some formatting issues.
21629 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21630 Move to predicates.md.
21631 (xs_hi_general_operand): Likewise.
21632 (xs_hi_nonmemory_operand): Likewise.
21633 * config/stormy16/predicates.md:
21634 (xstormy16_carry_plus_operand): New predicate.
21635 (xs_hi_general_operand): New predicate.
21636 (xs_hi_nonmemory_operand): New predicate.
21637 * config/stormy16/stormy16-protos.h:
21638 (xstormy16_carry_plus_operand): Delete prototype.
21639 (xs_hi_general_operand): Likewise.
21640 (xs_hi_nonmemory_operand): Likewise.
21642 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21643 modifiers as they are no longer needed and they can trigger
21644 reload spill failures.
21646 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21647 with a match_operand in order to help reload.
21649 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21650 constraint with 'e' for the 8th alternative as this version of
21651 the mov.w instruction only accepts the lower 8 registers.
21653 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21656 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21657 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21660 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21662 PR middle-end/33333
21663 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21665 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21667 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21669 (remove_structure): Update allocations list before removing structure.
21671 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21673 * ipa-struct-reorg.c (is_safe_cond_expr,
21674 create_new_stmts_for_cond_expr): Use integer_zerop function,
21675 that recognize not only zero-pointer, but zero-integer too.
21677 2008-01-25 Ben Elliston <bje@au.ibm.com>
21680 * fixproto: Escape "." in sed expression that strips leading "./".
21682 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21685 * gcc.c (SWITCH_OK): Removed.
21686 (SWITCH_LIVE): Changed to bit.
21687 (SWITCH_FALSE): Likewise.
21688 (SWITCH_IGNORE): Likewise.
21689 (switchstr): Change live_cond to unsigned int.
21690 (process_command): Replace SWITCH_OK with 0.
21691 (do_self_spec): Likewise.
21692 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21693 (give_switch): Likewise.
21694 (used_arg): Likewise.
21695 (do_spec_1): Set the SWITCH_IGNORE bit.
21696 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21697 bits. Set the SWITCH_LIVE bit.
21699 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21701 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21703 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21705 PR tree-optimization/34472
21706 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21707 parameter to a "bool *" and set *DATA to false if there is
21708 an unsafe access. Do not delete the structure here.
21709 (check_cond_exprs): Delete it here instead.
21710 (check_cond_exprs, exclude_cold_structs): Do not increase
21711 I when removing a structure.
21713 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21716 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21717 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21719 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21721 PR middle-end/34934
21722 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21723 a fixed vector for stack.
21725 2008-01-24 Ben Elliston <bje@au.ibm.com>
21728 * doc/gcc.texi (Software development): Add a direntry for g++.
21730 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21732 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21733 stale and straggling -fforce-addr comments above.
21735 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21737 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21738 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21740 2008-01-23 Michael Matz <matz@suse.de>
21743 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21746 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21748 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21749 malloc result type.
21751 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21753 * config/avr/avr.c (avr_current_arch): New variable.
21754 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21755 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21756 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21757 (avr_override_options): Init 'avr_current_arch'.
21758 (base_arch_s): Move from here...
21759 * config/avr/avr.h (base_arch_s): ... here. Add new members
21760 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21761 'mega' to 'have_jmp_call'.
21762 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21763 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21765 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21767 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21768 MULTILIB_MATCHES): Ditto.
21770 2008-01-23 Richard Guenther <rguenther@suse.de>
21772 PR middle-end/31529
21773 * cgraphunit.c (cgraph_reset_node): Always mark the node
21774 not reachable if it is not queued already.
21776 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21778 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21779 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21780 (cputype_selected): New static variable.
21781 (bfin_handle_option): Set it if -mcpu is used.
21782 (override_option): Select default set of workarounds if no cpu type
21783 selected on the command line.
21784 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21786 From Michael Frysinger <michael.frysinger@analog.com>
21787 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21788 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21790 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21791 for bf547, bf523, bf524, and bf526.
21792 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21794 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21795 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21796 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21797 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21798 * doc/invoke.texi (Blackfin Options): Document that
21799 -mcpu now accept bf547, bf523, bf524, and bf526.
21801 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21803 PR rtl-optimization/34628
21804 * combine.c (try_combine): Stop and undo after the first combination
21805 if an autoincrement side-effect on the first insn has effectively
21808 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21811 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21812 Offset addresses are not valid for Altivec or paired float modes.
21814 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21817 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21818 if DECL_INITIAL (decl) is error_mark_node.
21821 * c-common.c (handle_vector_size_attribute): Only allow
21822 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21823 the same way as pointer, array etc. types.
21824 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21827 * tree.c (build_type_attribute_qual_variant): Call
21828 build_qualified_type if attributes are equal, but quals are not.
21830 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21833 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21834 * flags.h (warn_strict_aliasing): Remove.
21835 (warn_strict_overflow): Remove.
21836 * opts.c (warn_strict_aliasing): Remove.
21837 (warn_strict_overflow): Remove.
21838 * c-opts.c (c_common_handle_option): -Wall only sets
21839 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21840 (c_common_post_options): Give default values to -Wstrict-aliasing
21841 and -Wstrict-overflow if they are uninitialized.
21842 * common.opt (Wstrict-aliasing): Specify Var and Init.
21843 (Wstrict-overflow): Likewise.
21845 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21847 PR rtl-optimization/26854
21848 PR rtl-optimization/34400
21849 PR rtl-optimization/34884
21850 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21852 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21853 (df_rd_bb_info.expanded_lr_out): Deleted
21854 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21855 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21856 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21857 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21858 Removed code to allocate, initialize or free expanded_lr_out.
21859 (df_rd_bb_local_compute_process_def): Restructured to make more
21861 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21862 sets if the sets are being trimmed.
21864 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21867 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21868 (as_vers): Likewise.
21869 * configure: Regenerated.
21871 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21873 PR middle-end/33092
21874 * tree-pass.h (pass_build_alias): New pass.
21875 * tree-ssa-alias.c (gate_build_alias): New.
21876 (pass_build_alias): New.
21877 * passes.c (init_optimization_passes): Add pass_build_alias after
21878 pass_create_structure_vars.
21880 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21882 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21883 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21884 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21885 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21886 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21887 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21888 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21889 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21890 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21891 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21892 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21893 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21894 * config/s390/s390.md (FP_ALL): New mode iterator.
21895 (_d): New mode attribute.
21896 ("*signbit<mode>2>"): Changed mode of first operand.
21897 ("isinf<mode>2"): Changed mode of first operand.
21898 ("*TDC_insn"): Adaptation for DFP modes.
21900 2008-01-22 Ben Elliston <bje@au.ibm.com>
21902 * tree.c (check_qualified_type): Improve function description.
21904 2008-01-21 Jason Merrill <jason@redhat.com>
21907 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21908 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21911 2008-01-21 DJ Delorie <dj@redhat.com>
21913 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21916 2008-01-21 Richard Guenther <rguenther@suse.de>
21918 PR middle-end/34856
21919 * tree-cfg.c (verify_expr): Allow all invariant expressions
21920 instead of just constant class ones as reference argument.
21921 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21922 like any other constant.
21923 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21925 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21927 * regmove.c (fixup_match_1): Update call crossed frequencies.
21929 2008-01-21 Richard Guenther <rguenther@suse.de>
21932 * tree-inline.c (setup_one_parameter): Deal with mismatched
21933 types using a VIEW_CONVERT_EXPR.
21935 2008-01-21 Alon Dayan <alond@il.ibm.com>
21936 Olga Golovanevsky <olga@il.ibm.com>
21938 PR tree-optimization/34701
21939 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21940 when the structure size is not a power of 2.
21942 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21944 * doc/install.texi: Add doc for --enable-checking=df.
21946 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21948 PR rtl-optimization/34808
21949 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21951 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21953 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21956 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21958 PR rtl-optimization/26854
21959 PR rtl-optimization/34400
21960 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21962 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21963 (df_rd_bb_info.expanded_lr_out): New.
21964 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21965 * loop_iv.c (iv_analysis_loop_init): Ditto.
21966 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21967 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21968 Added code to allocate, initialize or free expanded_lr_out.
21969 (df_rd_bb_local_compute_process_def): Restructured to make
21970 more understandable.
21971 (df_rd_confluence_n): Add code to do nothing with fake edges and
21972 code to no apply invalidate_by_call sets if the sets are being trimmed.
21973 (df_lr_local_finalize): Renamed to df_lr_finalize.
21974 (df_live_local_finalize): Renamed to df_live_finalize.
21976 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21979 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21980 deciding whether to use reciprocal instructions.
21982 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21984 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21985 dwarf2out_note_section_used if cold_text_section is NULL.
21987 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21989 PR gcov-profile/34610
21990 * tree-cfg.c (make_edges): Mark both outgoing edges from
21991 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21992 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21993 from OMP_FOR and OMP_CONTINUE outgoing edges.
21995 * tree-profile.c (tree_profiling): Return early if
21996 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21998 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21999 from cfun to child_cfun.
22000 * function.h (struct function): Add after_tree_profile bit.
22002 2008-01-19 Anatoly Sokolov <aesok@post.ru>
22004 * config/avr/avr.S (_exit): Disable interrupt.
22006 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
22007 Steven Bosscher <stevenb.gcc@gmail.com>
22009 PR rtl-optimization/26854
22010 PR rtl-optimization/34400
22011 * df-problems.c (df_live_scratch): New scratch bitmap.
22012 (df_live_alloc): Allocate df_live_scratch when doing df_live.
22013 (df_live_reset): Clear the proper bitmaps.
22014 (df_live_bb_local_compute): Only process the artificial defs once
22015 since the order is not important.
22016 (df_live_init): Init the df_live sets only with the variables
22017 found live by df_lr.
22018 (df_live_transfer_function): Use the df_lr sets to prune the
22019 df_live sets as they are being computed.
22020 (df_live_free): Free df_live_scratch.
22022 2008-01-18 Ian Lance Taylor <iant@google.com>
22024 * common.opt: Add fmerge-debug-strings.
22025 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
22026 flag_merge_debug_strings rather than flag_merge_constants.
22027 * doc/invoke.texi (Option Summary): Mention
22028 -fmerge-debug-strings.
22029 (Debugging Options): Document -fmerge-debug-strings.
22031 2008-01-18 Ian Lance Taylor <iant@google.com>
22034 * tree.h (DECL_IS_OPERATOR_NEW): Define.
22035 (struct tree_function_decl): Add new field operator_new_flag.
22036 * tree-inline.c (expand_call_inline): When inlining a call to
22037 operator new, force the return value to go into a variable, and
22038 set DECL_NO_TBAA_P on that variable.
22039 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
22041 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
22044 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
22045 DWARF2_DEBUGGING_INFO.
22046 (dwarf2out_note_section_used): Ditto. Add prototype.
22047 (have_multiple_function_sections, text_section_used,
22048 cold_text_section_used, *cold_text_sections): Move declarations
22051 2008-01-17 Bob Wilson <bob.wilson@acm.org>
22053 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
22054 field and add signal_ra.
22055 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
22056 assignments to frame state pc. Move end of stack check after
22057 MD_FALLBACK_FRAME_STATE_FOR.
22058 (uw_update_context_1): Use frame state signal_regs if set, instead
22059 of checking signal_frame flag.
22060 (uw_update_context): Use frame state signal_ra if set.
22061 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
22062 * config/xtensa/linux-unwind.h: New file.
22064 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
22066 * modulo-sched.c (get_sched_window): Fix comment typo.
22068 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
22070 PR tree-optimization/34648
22071 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
22073 2008-01-17 Anatoly Sokolov <aesok@post.ru>
22075 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
22076 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
22078 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
22080 PR rtl-optimization/34400
22081 * df-core.c (df_worklist_dataflow_overeager,
22082 df_worklist_dataflow_doublequeue): New functions.
22083 (df_worklist_dataflow): Two different worklist solvers.
22084 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
22087 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22090 * doc/invoke.texi: Document the dependence on pthread for fopenmp
22091 and ftree-parallelize-loops.
22093 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
22095 PR rtl-optimization/34826
22096 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
22098 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
22100 * global.c (find_reg): Mark the eh regs as used if necessary.
22101 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
22102 * ra.h (struct allocno): no_eh_reg field added. Changed
22103 no_stack_reg type to bitfield.
22105 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
22107 * tree.c (substitute_in_expr): Add missing 'break'.
22109 2008-01-17 Richard Guenther <rguenther@suse.de>
22111 PR tree-optimization/34825
22112 * tree-ssa-math-opts.c (is_division_by): Do not recognize
22113 x / x as division to handle.
22115 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22117 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
22118 "-pthread" is specified.
22119 * pa-hpux11.h (LIB_SPEC): Likewise.
22121 2008-01-16 Janis Johnson <janis187@us.ibm.com>
22122 Peter Bergner <bergner@vnet.ibm.com>
22124 PR rtl-optimization/33796
22125 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
22127 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22129 PR libgfortran/34699
22130 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
22132 * pa-hpux10.h (LINK_SPEC): Likewise.
22133 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
22135 2008-01-16 Richard Guenther <rguenther@suse.de>
22137 PR middle-end/32628
22138 * fold-const.c (fold_convert_const_int_from_int): Do not
22139 set overflow if that occured only because of a sign extension
22140 change when converting from/to a sizetype with the same
22141 precision and signedness.
22143 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22146 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
22147 location address to the correct place. Update copyright year.
22149 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22151 * lambda-code.c (lambda_transform_legal_p): Handle the case of
22152 no dependences in the dependence_relations vector.
22154 2008-01-16 Jan Hubicka <jh@suse.cz>
22156 PR rtl-optimization/31396
22157 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
22158 * cfg.c (dump_reg_info): Print it.
22159 * regs.h (struct reg_info_t): add freq_calls_crossed.
22160 (REG_FREQ_CALLS_CROSSED): New macro.
22161 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
22162 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
22163 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
22164 regmove_optimize): Update call crossed frequencies.
22165 * local-alloc.c (struct qty): Add freq_calls_crossed.
22166 (alloc_qty): Copute freq_calls_crossed.
22167 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
22168 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
22169 * ra.h (struct allocno): Add freq_calls_crossed.
22171 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22173 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
22174 libgomp when compiling with ftree-parallelize-loops.
22175 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
22177 2008-01-16 Richard Guenther <rguenther@suse.de>
22179 PR tree-optimization/34769
22180 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
22181 * tree.c (int_cst_value): Instead make this function more
22182 permissive in what it accepts as valid input. Document this
22183 function always sign-extends the value.
22185 2008-01-16 Jakub Jelinek <jakub@redhat.com>
22186 Richard Guenther <rguenther@suse.de>
22189 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
22190 (gimple_fold_indirect_ref_rhs): ... this.
22191 (gimple_fold_indirect_ref): New function with foldings
22192 that preserve lvalueness.
22193 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
22194 * tree-flow.h (gimple_fold_indirect_ref): Declare.
22195 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
22196 to fold an INDIRECT_REF, fall back to the old use of
22197 fold_indirect_ref_1.
22199 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22201 * tree-data-ref.c (subscript_dependence_tester_1): Call
22202 free_conflict_function.
22203 (compute_self_dependence): Same.
22205 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22208 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
22209 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
22211 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
22212 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
22213 for DWARF2_UNWIND_INFO targets.
22215 2008-01-16 Richard Guenther <rguenther@suse.de>
22218 * c-typeck.c (common_pointer_type): Do not merge inconsistent
22219 type qualifiers for function types.
22221 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
22223 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
22224 loop_iterator li from previous commit.
22226 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
22228 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
22230 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22232 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
22233 (parallelize_loops): Don't parallelize irreducible components.
22235 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22238 * c-opts (c_common_post_options): Do not enable CPP
22239 flag_pedantic_errors by default.
22241 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
22243 PR rtl-optimization/31944
22244 * cse.c (remove_pseudo_from_table): New function.
22245 (merge_equiv_classes): Use above function to remove pseudo-registers.
22246 (invalidate): Likewise.
22248 2008-01-13 Richard Guenther <rguenther@suse.de>
22250 PR middle-end/34601
22251 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
22252 instead of TYPE_MODE to deal with calls from expand_one_error_var.
22254 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
22256 * gcse.c (cprop_jump): Call validate_unshare_change instead of
22257 validate_change to unshare the source of the PC set.
22259 2008-01-12 Jan Hubicka <jh@suse.cz>
22261 PR middle-end/32135
22262 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
22263 references above array bounds. This might trigger bounds checks for
22264 pointers to arrays.
22266 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22268 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
22269 new_replaceable_dependencies.
22271 2008-01-12 Doug Kwan <dougkwan@google.com>
22273 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
22274 instead of OPT_Wreturn_type in warning due to ignored return type
22276 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
22277 options included in -Wextra.
22278 * c.opt: New option -Wignored_qualifiers.
22279 * doc/invoke.texi (Warning Options, -Wextra): Add new option
22280 -Wignore_qualifiers.
22281 (-Wignored-qualifiers): Document.
22282 (-Wreturn-type): Remove description of functionality now handled
22283 by -Wignored-qualifiers.
22285 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
22288 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
22289 NOP_EXPR if it is between integral types with the same precision.
22291 2008-01-12 Jan Hubicka <jh@suse.cz>
22294 * invoke.texi (max-inline-recursive-depth): Fix default value.
22296 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
22298 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
22301 2008-01-11 Bob Wilson <bob.wilson@acm.org>
22303 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
22305 2008-01-11 James E. Wilson <wilson@specifix.com>
22308 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
22310 2008-01-11 Anatoly Sokolov <aesok@post.ru>
22312 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
22313 save/restore frame pointer register and don't use 'call-prologues'
22314 optimization in function with "OS_task" attribute.
22316 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
22318 PR middle-end/31309
22319 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
22320 when copying to memory.
22322 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
22324 PR rtl-optimization/30905
22325 * cfgcleanup.c: Include dce.h
22326 (crossjumps_occured): New global variable.
22327 (try_crossjump_bb): Exit loop after finding a fallthru edge.
22328 If something changed, set crossjumps_occured to true.
22329 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
22330 Don't add/remove fake edges to exit here...
22331 (cleanup_cfg): ...but do it here, when crossjumping.
22332 Run a fast DCE when successful crossjumps occured in the latest
22333 iteration of try_optimize_cfg.
22335 2008-01-11 Richard Guenther <rguenther@suse.de>
22337 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
22338 (struct vn_unary_op_s): Likewise.
22339 (vn_reference_insert): Free old reference on hash collision.
22341 2008-01-10 Raksit Ashok <raksit@google.com>
22343 PR rtl-optimization/27971
22344 * combine.c (find_split_point): Split PLUS expressions which are
22345 inside a MEM rtx, and whose first operand is complex.
22347 2008-01-10 DJ Delorie <dj@redhat.com>
22349 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22350 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22351 (m32c_hard_regno_ok): Call the underlying function.
22353 2008-01-10 Richard Guenther <rguenther@suse.de>
22355 PR middle-end/34683
22356 * tree-cfg.c (tree_merge_blocks): Do not go through the
22357 full-blown folding and stmt updating path if we just deal
22358 with virtual operands.
22359 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22360 test for abnormal SSA_NAMEs.
22362 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22364 PR middle-end/34641
22365 * reload.c (push_reload): Add assertions. All constants from
22366 reg_equiv_constant should have been used for replacing the respective
22368 (find_reloads_address): Invoke find_reloads_address_part for
22369 constant taken from the reg_equiv_constant array.
22371 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22373 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22374 field (valnum) the first in the struct. Replace bools with
22377 2008-01-10 Richard Guenther <rguenther@suse.de>
22379 PR tree-optimization/34651
22380 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22381 types and ordering for masking and converting.
22383 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22385 PR tree-optimization/34017
22386 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22387 also for PHI_NODE expressions.
22389 2008-01-09 Jan Hubicka <jh@suse.cz>
22391 PR tree-optimization/34708
22392 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22393 based on number of case labels.
22394 (init_inline_once): Remove switch_cost.
22395 * tree-inline.h (eni_weights_d): Remove switch_cost.
22397 2008-01-09 Richard Guenther <rguenther@suse.de>
22398 Andrew Pinski <andrew_pinski@playstation.sony.com>
22400 PR middle-end/30132
22401 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22402 temporary if an rvalue is ok or an lvalue is not required.
22404 2008-01-09 Richard Guenther <rguenther@suse.de>
22406 PR middle-end/34458
22407 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22408 adjust return type.
22410 2008-01-09 Richard Guenther <rguenther@suse.de>
22412 PR middle-end/34679
22413 * tree.c (host_integerp): Check for sizetype only if the
22414 type is an integer type.
22416 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22419 * opts.c (decode_options): Disable inlining of functions called
22420 once if not in unit-at-a-time mode.
22422 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22424 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22426 2008-01-08 Richard Guenther <rguenther@suse.de>
22428 PR middle-end/31863
22429 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22430 out early if the result will be unused.
22432 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22437 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22438 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22441 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22443 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22444 for vectorization tuned.
22446 2008-01-08 Richard Guenther <rguenther@suse.de>
22448 PR tree-optimization/34683
22449 * tree-ssa-operands.c (operand_build_cmp): Export.
22450 * tree-ssa-operands.h (operand_build_cmp): Declare.
22451 * tree-vn.c (vuses_compare): Remove.
22452 (sort_vuses): Use operand_build_cmp.
22453 (sort_vuses_heap): Likewise.
22454 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22455 to re-use old VEC if available. Do not sort already sorted VUSEs.
22456 (vdefs_to_vec): Do not sort already sorted VDEFs.
22458 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22460 PR middle-end/34694
22461 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22463 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22466 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22467 limitations of reciprocal sequences on x86 targets.
22469 2008-01-08 Richard Guenther <rguenther@suse.de>
22471 PR tree-optimization/34683
22472 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22474 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22477 * config/darwin.c (darwin_mergeable_string_section): Don't use
22478 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22480 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22483 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22484 negxf2. Macroize expander using X87MODEF mode iterator. Change
22485 predicates of op0 and op1 to register_operand.
22486 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22487 expander using X87MODEF mode iterator. Change predicates of
22488 op0 and op1 to register_operand.
22489 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22490 corresponding patterns and macroize using MODEF macro. Change
22491 predicates of op0 and op1 to register_operand and remove
22492 "m" constraint. Disparage "r" alternative with "!".
22493 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22494 macroize using X87MODEF macro. Change predicates of op0 and op1
22495 to register_operand and remove "m" constraint. Disparage "r"
22496 alternative with "!".
22497 (absneg splitter with memory operands): Remove.
22498 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22499 patterns and macroize using X87MODEF mode iterator.
22500 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22501 Change predicate of op1 to register_operand.
22502 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22503 for memory operands.
22505 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22507 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22509 2008-01-07 Richard Guenther <rguenther@suse.de>
22511 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22514 2008-01-07 Richard Guenther <rguenther@suse.de>
22516 PR tree-optimization/34683
22517 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22518 VOPs of the needed size to save memory. Use VEC_quick_push
22519 to save compile-time.
22520 (vdefs_to_vec): Likewise.
22522 2008-01-07 Sa Liu <saliu@de.ibm.com>
22524 * config/spu/spu.md (divdf3): Genetate inline code for double
22525 division. The implementation doesn't handle INF or NAN, therefore it
22526 only applies when -ffinite-math-only is given.
22528 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22531 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22532 * doc/cpp.texi ([Common Predefined Macros]): Document.
22534 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22536 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22537 order to use commutative addition instead of subtraction.
22539 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22540 Mircea Namolaru <namolaru@il.ibm.com>
22541 Vladimir Yanovsky <yanov@il.ibm.com>
22542 Revital Eres <eres@il.ibm.com>
22544 PR tree-optimization/34263
22545 * tree-outof-ssa.c (process_single_block_loop_latch,
22546 contains_tree_r): New functions.
22547 (analyze_edges_for_bb): Call process_single_block_loop_latch
22548 function to empty single-basic-block latch block if possible.
22550 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22552 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22554 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22556 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22558 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22560 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22562 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22564 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22566 PR tree-optimization/34618
22567 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22570 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22573 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22574 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22575 Update copyright year.
22577 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22578 Update copyright year.
22579 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22582 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22584 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22585 edge does not point to current bb before changing need_assert.
22587 2008-01-04 Richard Guenther <rguenther@suse.de>
22589 PR middle-end/34029
22590 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22591 for verifying purposes if they are is_gimple_min_invariant.
22593 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22595 PR tree-optimization/34448
22596 PR tree-optimization/34465
22597 * gimplify.c (gimplify_init_constructor): Add new parameter
22598 notify_temp_creation. Use it.
22599 (gimplify_modify_expr_rhs): Take volatiles into account when
22600 optimizing constructors.
22601 Do not optimize constructors if gimplify_init_constructor will dump to
22603 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22604 * gcc.c-torture/compile/pr34448.c: New.
22606 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22608 PR gcov-profile/34609
22609 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22610 return_slot if result is TREE_ADDRESSABLE.
22612 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22614 * config/mips/mips.md (sqrt_condition): Tweak comment.
22615 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22617 2008-01-03 Tom Tromey <tromey@redhat.com>
22620 * c-common.c (c_type_hash): Handle VLAs.
22622 2008-01-03 Jan Hubicka <jh@suse.cz>
22624 PR tree-optimization/31081
22625 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22626 0 when inlining and not inlining to first basic block.
22627 (remap_decl): When var is initialized to 0, don't set default_def.
22628 (expand_call_inline): Set entry_bb.
22629 * tree-inline.h (copy_body_data): Add entry_bb.
22631 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22634 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22637 PR tree-optimization/29484
22638 * tree-inline.c (inline_forbidden_p_2): New function.
22639 (inline_forbidden_p): Disallow inlining if some static var
22640 has an address of a local LABEL_DECL in its initializer.
22641 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22644 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22646 PR tree-optimization/34635
22647 * tree-data-ref.c (add_other_self_distances): Make sure that the
22648 evolution step is constant.
22650 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22652 PR middle-end/34608
22653 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22655 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22657 * tree-sra.c (scalarize_init): Insert the generate_element_init
22658 statements after the generate_element_zero statements.
22660 2008-01-02 Richard Guenther <rguenther@suse.de>
22662 PR middle-end/34093
22663 PR middle-end/31976
22664 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22665 for very large number of operands instead of ICEing.
22667 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22670 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22671 while stack probing.
22673 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22675 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22678 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22680 PR libmudflap/26442
22681 * tree-mudflap.c (mx_register_decls): Guard warning by
22682 !DECL_ARTIFICIAL check.
22684 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22686 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22687 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22688 sse5_perm<mode>): Fix constraints.